diff options
Diffstat (limited to 'target/linux/brcm-2.4/files')
52 files changed, 16571 insertions, 0 deletions
diff --git a/target/linux/brcm-2.4/files/arch/mips/bcm947xx/Makefile b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/Makefile new file mode 100644 index 0000000000..55e1757efc --- /dev/null +++ b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/Makefile @@ -0,0 +1,17 @@ +# +# Makefile for the BCM947xx specific kernel interface routines +# under Linux. +# + +EXTRA_CFLAGS+=-I$(TOPDIR)/arch/mips/bcm947xx/include -DBCMDRIVER + +O_TARGET := bcm947xx.o + +export-objs := export.o +obj-y := prom.o setup.o time.o sbmips.o gpio.o +obj-y += nvram.o nvram_linux.o sflash.o +obj-y += sbutils.o bcmutils.o bcmsrom.o hndchipc.o +obj-$(CONFIG_PCI) += sbpci.o pcibios.o +obj-y += export.o + +include $(TOPDIR)/Rules.make diff --git a/target/linux/brcm-2.4/files/arch/mips/bcm947xx/bcmsrom.c b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/bcmsrom.c new file mode 100644 index 0000000000..1d08218a42 --- /dev/null +++ b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/bcmsrom.c @@ -0,0 +1,1213 @@ +/* + * Misc useful routines to access NIC SROM/OTP . + * + * Copyright 2006, Broadcom Corporation + * All Rights Reserved. + * + * THIS SOFTWARE IS OFFERED "AS IS", AND BROADCOM GRANTS NO WARRANTIES OF ANY + * KIND, EXPRESS OR IMPLIED, BY STATUTE, COMMUNICATION OR OTHERWISE. BROADCOM + * SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS + * FOR A SPECIFIC PURPOSE OR NONINFRINGEMENT CONCERNING THIS SOFTWARE. + * $Id: bcmsrom.c,v 1.1.1.14 2006/04/15 01:28:25 michael Exp $ + */ + +#include <typedefs.h> +#include <bcmdefs.h> +#include <osl.h> +#include <bcmutils.h> +#include <bcmsrom.h> +#include <bcmdevs.h> +#include <bcmendian.h> +#include <sbpcmcia.h> +#include <pcicfg.h> +#include <sbutils.h> +#include <bcmnvram.h> + +/* debug/trace */ +#if defined(WLTEST) +#define BS_ERROR(args) printf args +#else +#define BS_ERROR(args) +#endif /* BCMDBG_ERR || WLTEST */ + +#define VARS_MAX 4096 /* should be reduced */ + +#define WRITE_ENABLE_DELAY 500 /* 500 ms after write enable/disable toggle */ +#define WRITE_WORD_DELAY 20 /* 20 ms between each word write */ + +static int initvars_srom_pci(void *sbh, void *curmap, char **vars, uint *count); +static int initvars_cis_pcmcia(void *sbh, osl_t *osh, char **vars, uint *count); +static int initvars_flash_sb(void *sbh, char **vars, uint *count); +static int srom_parsecis(osl_t *osh, uint8 **pcis, uint ciscnt, char **vars, uint *count); +static int sprom_cmd_pcmcia(osl_t *osh, uint8 cmd); +static int sprom_read_pcmcia(osl_t *osh, uint16 addr, uint16 *data); +static int sprom_write_pcmcia(osl_t *osh, uint16 addr, uint16 data); +static int sprom_read_pci(osl_t *osh, uint16 *sprom, uint wordoff, uint16 *buf, uint nwords, + bool check_crc); + +static int initvars_table(osl_t *osh, char *start, char *end, char **vars, uint *count); +static int initvars_flash(osl_t *osh, char **vp, uint len, char *devpath); + +/* + * Initialize local vars from the right source for this platform. + * Return 0 on success, nonzero on error. + */ +int +srom_var_init(void *sbh, uint bustype, void *curmap, osl_t *osh, char **vars, uint *count) +{ + ASSERT(bustype == BUSTYPE(bustype)); + if (vars == NULL || count == NULL) + return (0); + + switch (BUSTYPE(bustype)) { + case SB_BUS: + case JTAG_BUS: + return initvars_flash_sb(sbh, vars, count); + + case PCI_BUS: + ASSERT(curmap); /* can not be NULL */ + return initvars_srom_pci(sbh, curmap, vars, count); + + case PCMCIA_BUS: + return initvars_cis_pcmcia(sbh, osh, vars, count); + + + default: + ASSERT(0); + } + return (-1); +} + +/* support only 16-bit word read from srom */ +int +srom_read(uint bustype, void *curmap, osl_t *osh, uint byteoff, uint nbytes, uint16 *buf) +{ + void *srom; + uint i, off, nw; + + ASSERT(bustype == BUSTYPE(bustype)); + + /* check input - 16-bit access only */ + if (byteoff & 1 || nbytes & 1 || (byteoff + nbytes) > (SPROM_SIZE * 2)) + return 1; + + off = byteoff / 2; + nw = nbytes / 2; + + if (BUSTYPE(bustype) == PCI_BUS) { + if (!curmap) + return 1; + srom = (uchar*)curmap + PCI_BAR0_SPROM_OFFSET; + if (sprom_read_pci(osh, srom, off, buf, nw, FALSE)) + return 1; + } else if (BUSTYPE(bustype) == PCMCIA_BUS) { + for (i = 0; i < nw; i++) { + if (sprom_read_pcmcia(osh, (uint16)(off + i), (uint16*)(buf + i))) + return 1; + } + } else { + return 1; + } + + return 0; +} + +/* support only 16-bit word write into srom */ +int +srom_write(uint bustype, void *curmap, osl_t *osh, uint byteoff, uint nbytes, uint16 *buf) +{ + uint16 *srom; + uint i, nw, crc_range; + uint16 image[SPROM_SIZE]; + uint8 crc; + volatile uint32 val32; + + ASSERT(bustype == BUSTYPE(bustype)); + + /* check input - 16-bit access only */ + if (byteoff & 1 || nbytes & 1 || (byteoff + nbytes) > (SPROM_SIZE * 2)) + return 1; + + /* Are we writing the whole thing at once? */ + if ((byteoff == 0) && + ((nbytes == SPROM_SIZE) || + (nbytes == (SPROM_CRC_RANGE * 2)) || + (nbytes == (SROM4_WORDS * 2)))) { + crc_range = nbytes; + bcopy((void*)buf, (void*)image, nbytes); + nw = nbytes / 2; + } else { + if ((BUSTYPE(bustype) == PCMCIA_BUS) || (BUSTYPE(bustype) == SDIO_BUS)) + crc_range = SPROM_SIZE; + else + crc_range = SPROM_CRC_RANGE * 2; /* Tentative */ + + nw = crc_range / 2; + /* read first 64 words from srom */ + if (srom_read(bustype, curmap, osh, 0, crc_range, image)) + return 1; + if (image[SROM4_SIGN] == SROM4_SIGNATURE) { + crc_range = SROM4_WORDS; + nw = crc_range / 2; + if (srom_read(bustype, curmap, osh, 0, crc_range, image)) + return 1; + } + /* make changes */ + bcopy((void*)buf, (void*)&image[byteoff / 2], nbytes); + } + + /* calculate crc */ + htol16_buf(image, crc_range); + crc = ~hndcrc8((uint8 *)image, crc_range - 1, CRC8_INIT_VALUE); + ltoh16_buf(image, crc_range); + image[(crc_range / 2) - 1] = (crc << 8) | (image[(crc_range / 2) - 1] & 0xff); + + if (BUSTYPE(bustype) == PCI_BUS) { + srom = (uint16*)((uchar*)curmap + PCI_BAR0_SPROM_OFFSET); + /* enable writes to the SPROM */ + val32 = OSL_PCI_READ_CONFIG(osh, PCI_SPROM_CONTROL, sizeof(uint32)); + val32 |= SPROM_WRITEEN; + OSL_PCI_WRITE_CONFIG(osh, PCI_SPROM_CONTROL, sizeof(uint32), val32); + bcm_mdelay(WRITE_ENABLE_DELAY); + /* write srom */ + for (i = 0; i < nw; i++) { + W_REG(osh, &srom[i], image[i]); + bcm_mdelay(WRITE_WORD_DELAY); + } + /* disable writes to the SPROM */ + OSL_PCI_WRITE_CONFIG(osh, PCI_SPROM_CONTROL, sizeof(uint32), val32 & + ~SPROM_WRITEEN); + } else if (BUSTYPE(bustype) == PCMCIA_BUS) { + /* enable writes to the SPROM */ + if (sprom_cmd_pcmcia(osh, SROM_WEN)) + return 1; + bcm_mdelay(WRITE_ENABLE_DELAY); + /* write srom */ + for (i = 0; i < nw; i++) { + sprom_write_pcmcia(osh, (uint16)(i), image[i]); + bcm_mdelay(WRITE_WORD_DELAY); + } + /* disable writes to the SPROM */ + if (sprom_cmd_pcmcia(osh, SROM_WDS)) + return 1; + } else { + return 1; + } + + bcm_mdelay(WRITE_ENABLE_DELAY); + return 0; +} + + +static int +srom_parsecis(osl_t *osh, uint8 **pcis, uint ciscnt, char **vars, uint *count) +{ + char eabuf[32]; + char *vp, *base; + uint8 *cis, tup, tlen, sromrev = 1; + int i, j; + uint varsize; + bool ag_init = FALSE; + uint32 w32; + + ASSERT(vars); + ASSERT(count); + + base = vp = MALLOC(osh, VARS_MAX); + ASSERT(vp); + if (!vp) + return -2; + + while (ciscnt--) { + cis = *pcis++; + i = 0; + do { + tup = cis[i++]; + tlen = cis[i++]; + if ((i + tlen) >= CIS_SIZE) + break; + + switch (tup) { + case CISTPL_MANFID: + vp += sprintf(vp, "manfid=%d", (cis[i + 1] << 8) + cis[i]); + vp++; + vp += sprintf(vp, "prodid=%d", (cis[i + 3] << 8) + cis[i + 2]); + vp++; + break; + + case CISTPL_FUNCE: + switch (cis[i]) { + case LAN_NID: + ASSERT(cis[i + 1] == 6); + bcm_ether_ntoa((struct ether_addr *)&cis[i + 2], eabuf); + vp += sprintf(vp, "il0macaddr=%s", eabuf); + vp++; + break; + case 1: /* SDIO Extended Data */ + vp += sprintf(vp, "sdmaxblk=%d", + (cis[i + 13] << 8) | cis[i + 12]); + vp++; + break; + } + break; + + case CISTPL_CFTABLE: + vp += sprintf(vp, "regwindowsz=%d", (cis[i + 7] << 8) | cis[i + 6]); + vp++; + break; + + case CISTPL_BRCM_HNBU: + switch (cis[i]) { + case HNBU_SROMREV: + sromrev = cis[i + 1]; + break; + + case HNBU_CHIPID: + vp += sprintf(vp, "vendid=%d", (cis[i + 2] << 8) + + cis[i + 1]); + vp++; + vp += sprintf(vp, "devid=%d", (cis[i + 4] << 8) + + cis[i + 3]); + vp++; + if (tlen == 7) { + vp += sprintf(vp, "chiprev=%d", + (cis[i + 6] << 8) + cis[i + 5]); + vp++; + } + break; + + case HNBU_BOARDREV: + vp += sprintf(vp, "boardrev=%d", cis[i + 1]); + vp++; + break; + + case HNBU_AA: + vp += sprintf(vp, "aa2g=%d", cis[i + 1]); + vp++; + break; + + case HNBU_AG: + vp += sprintf(vp, "ag0=%d", cis[i + 1]); + vp++; + ag_init = TRUE; + break; + + case HNBU_CC: + ASSERT(sromrev == 1); + vp += sprintf(vp, "cc=%d", cis[i + 1]); + vp++; + break; + + case HNBU_PAPARMS: + if (tlen == 2) { + ASSERT(sromrev == 1); + vp += sprintf(vp, "pa0maxpwr=%d", cis[i + 1]); + vp++; + } else if (tlen >= 9) { + if (tlen == 10) { + ASSERT(sromrev == 2); + vp += sprintf(vp, "opo=%d", cis[i + 9]); + vp++; + } else + ASSERT(tlen == 9); + + for (j = 0; j < 3; j++) { + vp += sprintf(vp, "pa0b%d=%d", j, + (cis[i + (j * 2) + 2] << 8) + + cis[i + (j * 2) + 1]); + vp++; + } + vp += sprintf(vp, "pa0itssit=%d", cis[i + 7]); + vp++; + vp += sprintf(vp, "pa0maxpwr=%d", cis[i + 8]); + vp++; + } else + ASSERT(tlen >= 9); + break; + + case HNBU_OEM: + ASSERT(sromrev == 1); + vp += sprintf(vp, "oem=%02x%02x%02x%02x%02x%02x%02x%02x", + cis[i + 1], cis[i + 2], + cis[i + 3], cis[i + 4], + cis[i + 5], cis[i + 6], + cis[i + 7], cis[i + 8]); + vp++; + break; + + case HNBU_BOARDFLAGS: + w32 = (cis[i + 2] << 8) + cis[i + 1]; + if (tlen == 5) + w32 |= (cis[i + 4] << 24) + (cis[i + 3] << 16); + vp += sprintf(vp, "boardflags=0x%x", w32); + vp++; + break; + + case HNBU_LEDS: + if (cis[i + 1] != 0xff) { + vp += sprintf(vp, "ledbh0=%d", cis[i + 1]); + vp++; + } + if (cis[i + 2] != 0xff) { + vp += sprintf(vp, "ledbh1=%d", cis[i + 2]); + vp++; + } + if (cis[i + 3] != 0xff) { + vp += sprintf(vp, "ledbh2=%d", cis[i + 3]); + vp++; + } + if (cis[i + 4] != 0xff) { + vp += sprintf(vp, "ledbh3=%d", cis[i + 4]); + vp++; + } + break; + + case HNBU_CCODE: + { + char str[3]; + ASSERT(sromrev > 1); + str[0] = cis[i + 1]; + str[1] = cis[i + 2]; + str[2] = 0; + vp += sprintf(vp, "ccode=%s", str); + vp++; + vp += sprintf(vp, "cctl=0x%x", cis[i + 3]); + vp++; + break; + } + + case HNBU_CCKPO: + ASSERT(sromrev > 2); + vp += sprintf(vp, "cckpo=0x%x", + (cis[i + 2] << 8) | cis[i + 1]); + vp++; + break; + + case HNBU_OFDMPO: + ASSERT(sromrev > 2); + vp += sprintf(vp, "ofdmpo=0x%x", + (cis[i + 4] << 24) | + (cis[i + 3] << 16) | + (cis[i + 2] << 8) | + cis[i + 1]); + vp++; + break; + } + break; + + } + i += tlen; + } while (tup != 0xff); + } + + /* Set the srom version */ + vp += sprintf(vp, "sromrev=%d", sromrev); + vp++; + + /* if there is no antenna gain field, set default */ + if (ag_init == FALSE) { + ASSERT(sromrev == 1); + vp += sprintf(vp, "ag0=%d", 0xff); + vp++; + } + + /* final nullbyte terminator */ + *vp++ = '\0'; + varsize = (uint)(vp - base); + + ASSERT((vp - base) < VARS_MAX); + + if (varsize == VARS_MAX) { + *vars = base; + } else { + vp = MALLOC(osh, varsize); + ASSERT(vp); + if (vp) + bcopy(base, vp, varsize); + MFREE(osh, base, VARS_MAX); + *vars = vp; + if (!vp) { + *count = 0; + return -2; + } + } + *count = varsize; + + return (0); +} + + +/* set PCMCIA sprom command register */ +static int +sprom_cmd_pcmcia(osl_t *osh, uint8 cmd) +{ + uint8 status = 0; + uint wait_cnt = 1000; + + /* write sprom command register */ + OSL_PCMCIA_WRITE_ATTR(osh, SROM_CS, &cmd, 1); + + /* wait status */ + while (wait_cnt--) { + OSL_PCMCIA_READ_ATTR(osh, SROM_CS, &status, 1); + if (status & SROM_DONE) + return 0; + } + + return 1; +} + +/* read a word from the PCMCIA srom */ +static int +sprom_read_pcmcia(osl_t *osh, uint16 addr, uint16 *data) +{ + uint8 addr_l, addr_h, data_l, data_h; + + addr_l = (uint8)((addr * 2) & 0xff); + addr_h = (uint8)(((addr * 2) >> 8) & 0xff); + + /* set address */ + OSL_PCMCIA_WRITE_ATTR(osh, SROM_ADDRH, &addr_h, 1); + OSL_PCMCIA_WRITE_ATTR(osh, SROM_ADDRL, &addr_l, 1); + + /* do read */ + if (sprom_cmd_pcmcia(osh, SROM_READ)) + return 1; + + /* read data */ + data_h = data_l = 0; + OSL_PCMCIA_READ_ATTR(osh, SROM_DATAH, &data_h, 1); + OSL_PCMCIA_READ_ATTR(osh, SROM_DATAL, &data_l, 1); + + *data = (data_h << 8) | data_l; + return 0; +} + +/* write a word to the PCMCIA srom */ +static int +sprom_write_pcmcia(osl_t *osh, uint16 addr, uint16 data) +{ + uint8 addr_l, addr_h, data_l, data_h; + + addr_l = (uint8)((addr * 2) & 0xff); + addr_h = (uint8)(((addr * 2) >> 8) & 0xff); + data_l = (uint8)(data & 0xff); + data_h = (uint8)((data >> 8) & 0xff); + + /* set address */ + OSL_PCMCIA_WRITE_ATTR(osh, SROM_ADDRH, &addr_h, 1); + OSL_PCMCIA_WRITE_ATTR(osh, SROM_ADDRL, &addr_l, 1); + + /* write data */ + OSL_PCMCIA_WRITE_ATTR(osh, SROM_DATAH, &data_h, 1); + OSL_PCMCIA_WRITE_ATTR(osh, SROM_DATAL, &data_l, 1); + + /* do write */ + return sprom_cmd_pcmcia(osh, SROM_WRITE); +} + +/* + * Read in and validate sprom. + * Return 0 on success, nonzero on error. + */ +static int +sprom_read_pci(osl_t *osh, uint16 *sprom, uint wordoff, uint16 *buf, uint nwords, bool check_crc) +{ + int err = 0; + uint i; + + /* read the sprom */ + for (i = 0; i < nwords; i++) + buf[i] = R_REG(osh, &sprom[wordoff + i]); + + if (check_crc) { + /* fixup the endianness so crc8 will pass */ + htol16_buf(buf, nwords * 2); + if (hndcrc8((uint8*)buf, nwords * 2, CRC8_INIT_VALUE) != CRC8_GOOD_VALUE) + err = 1; + /* now correct the endianness of the byte array */ + ltoh16_buf(buf, nwords * 2); + } + + return err; +} + +/* +* Create variable table from memory. +* Return 0 on success, nonzero on error. +*/ +static int +initvars_table(osl_t *osh, char *start, char *end, char **vars, uint *count) +{ + int c = (int)(end - start); + + /* do it only when there is more than just the null string */ + if (c > 1) { + char *vp = MALLOC(osh, c); + ASSERT(vp); + if (!vp) + return BCME_NOMEM; + bcopy(start, vp, c); + *vars = vp; + *count = c; + } + else { + *vars = NULL; + *count = 0; + } + + return 0; +} + +/* + * Find variables with <devpath> from flash. 'base' points to the beginning + * of the table upon enter and to the end of the table upon exit when success. + * Return 0 on success, nonzero on error. + */ +static int +initvars_flash(osl_t *osh, char **base, uint len, char *devpath) +{ + char *vp = *base; + char *flash; + int err; + char *s; + uint l, dl, copy_len; + + /* allocate memory and read in flash */ + if (!(flash = MALLOC(osh, NVRAM_SPACE))) + return BCME_NOMEM; + if ((err = nvram_getall(flash, NVRAM_SPACE))) + goto exit; + + /* grab vars with the <devpath> prefix in name */ + dl = strlen(devpath); + for (s = flash; s && *s; s += l + 1) { + l = strlen(s); + + /* skip non-matching variable */ + if (strncmp(s, devpath, dl)) + continue; + + /* is there enough room to copy? */ + copy_len = l - dl + 1; + if (len < copy_len) { + err = BCME_BUFTOOSHORT; + goto exit; + } + + /* no prefix, just the name=value */ + strcpy(vp, &s[dl]); + vp += copy_len; + len -= copy_len; + } + + /* add null string as terminator */ + if (len < 1) { + err = BCME_BUFTOOSHORT; + goto exit; + } + *vp++ = '\0'; + + *base = vp; + +exit: MFREE(osh, flash, NVRAM_SPACE); + return err; +} + +/* + * Initialize nonvolatile variable table from flash. + * Return 0 on success, nonzero on error. + */ +static int +initvars_flash_sb(void *sbh, char **vars, uint *count) +{ + osl_t *osh = sb_osh(sbh); + char devpath[SB_DEVPATH_BUFSZ]; + char *vp, *base; + int err; + + ASSERT(vars); + ASSERT(count); + + if ((err = sb_devpath(sbh, devpath, sizeof(devpath)))) + return err; + + base = vp = MALLOC(osh, VARS_MAX); + ASSERT(vp); + if (!vp) + return BCME_NOMEM; + + if ((err = initvars_flash(osh, &vp, VARS_MAX, devpath))) + goto err; + + err = initvars_table(osh, base, vp, vars, count); + +err: MFREE(osh, base, VARS_MAX); + return err; +} + +#ifdef WLTEST +char mfgsromvars[256]; +char *defaultsromvars = "il0macaddr=00:11:22:33:44:51\0" + "et0macaddr=00:11:22:33:44:52\0" + "et1macaddr=00:11:22:33:44:53\0" + "boardtype=0xffff\0" + "boardrev=0x10\0" + "boardflags=8\0" + "sromrev=2\0" + "aa2g=3"; +#define MFGSROM_DEFVARSLEN 147 /* default srom len */ +#endif /* WL_TEST */ + +/* + * Initialize nonvolatile variable table from sprom. + * Return 0 on success, nonzero on error. + */ +static int +initvars_srom_pci(void *sbh, void *curmap, char **vars, uint *count) +{ + uint16 w, *b; + uint8 sromrev = 0; + struct ether_addr ea; + char eabuf[32]; + uint32 w32; + int woff, i; + char *vp, *base; + osl_t *osh = sb_osh(sbh); + bool flash = FALSE; + char name[SB_DEVPATH_BUFSZ+16], *value; + char devpath[SB_DEVPATH_BUFSZ]; + int err; + + /* + * Apply CRC over SROM content regardless SROM is present or not, + * and use variable <devpath>sromrev's existance in flash to decide + * if we should return an error when CRC fails or read SROM variables + * from flash. + */ + b = MALLOC(osh, SROM_MAX); + ASSERT(b); + if (!b) + return -2; + + err = sprom_read_pci(osh, (void*)((int8*)curmap + PCI_BAR0_SPROM_OFFSET), 0, b, + 64, TRUE); + if (b[SROM4_SIGN] == SROM4_SIGNATURE) { + /* sromrev >= 4, read more */ + err = sprom_read_pci(osh, (void*)((int8*)curmap + PCI_BAR0_SPROM_OFFSET), 0, b, SROM4_WORDS, TRUE); + sromrev = b[SROM4_WORDS - 1] & 0xff; + } else if (err == 0) { + /* srom is good and is rev < 4 */ + /* top word of sprom contains version and crc8 */ + sromrev = b[63] & 0xff; + /* bcm4401 sroms misprogrammed */ + if (sromrev == 0x10) + sromrev = 1; + } + + if (err) { +#ifdef WLTEST + BS_ERROR(("SROM Crc Error, so see if we could use a default\n")); + w32 = OSL_PCI_READ_CONFIG(osh, PCI_SPROM_CONTROL, sizeof(uint32)); + if (w32 & SPROM_OTPIN_USE) { + BS_ERROR(("srom crc failed with OTP, use default vars....\n")); + vp = base = mfgsromvars; + if (sb_chip(sbh) == BCM4311_CHIP_ID) { + BS_ERROR(("setting the devid to be 4311\n")); + vp += sprintf(vp, "devid=0x4311"); + vp++; + } + bcopy(defaultsromvars, vp, MFGSROM_DEFVARSLEN); + vp += MFGSROM_DEFVARSLEN; + goto varsdone; + } else { + BS_ERROR(("srom crc failed with SPROM....\n")); +#endif /* WLTEST */ + if ((err = sb_devpath(sbh, devpath, sizeof(devpath)))) + return err; + sprintf(name, "%ssromrev", devpath); + if (!(value = getvar(NULL, name))) + return (-1); + sromrev = (uint8)bcm_strtoul(value, NULL, 0); + flash = TRUE; +#ifdef WLTEST + } +#endif /* WLTEST */ + } + + /* srom version check */ + if (sromrev > 4) + return (-2); + + ASSERT(vars); + ASSERT(count); + + base = vp = MALLOC(osh, VARS_MAX); + ASSERT(vp); + if (!vp) + return -2; + + /* read variables from flash */ + if (flash) { + if ((err = initvars_flash(osh, &vp, VARS_MAX, devpath))) + goto err; + goto varsdone; + } + + vp += sprintf(vp, "sromrev=%d", sromrev); + vp++; + + if (sromrev >= 4) { + uint path, pathbase; + const uint pathbases[MAX_PATH] = {SROM4_PATH0, SROM4_PATH1, + SROM4_PATH2, SROM4_PATH3}; + + vp += sprintf(vp, "boardrev=%d", b[SROM4_BREV]); + vp++; + + vp += sprintf(vp, "boardflags=%d", (b[SROM4_BFL1] << 16) | b[SROM4_BFL0]); + vp++; + + vp += sprintf(vp, "boardflags2=%d", (b[SROM4_BFL3] << 16) | b[SROM4_BFL2]); + vp++; + + /* The macaddr */ + ea.octet[0] = (b[SROM4_MACHI] >> 8) & 0xff; + ea.octet[1] = b[SROM4_MACHI] & 0xff; + ea.octet[2] = (b[SROM4_MACMID] >> 8) & 0xff; + ea.octet[3] = b[SROM4_MACMID] & 0xff; + ea.octet[4] = (b[SROM4_MACLO] >> 8) & 0xff; + ea.octet[5] = b[SROM4_MACLO] & 0xff; + bcm_ether_ntoa(&ea, eabuf); + vp += sprintf(vp, "macaddr=%s", eabuf); + vp++; + + w = b[SROM4_CCODE]; + if (w == 0) + vp += sprintf(vp, "ccode="); + else + vp += sprintf(vp, "ccode=%c%c", (w >> 8), (w & 0xff)); + vp++; + vp += sprintf(vp, "regrev=%d", b[SROM4_REGREV]); + vp++; + + w = b[SROM4_LEDBH10]; + if ((w != 0) && (w != 0xffff)) { + /* ledbh0 */ + vp += sprintf(vp, "ledbh0=%d", (w & 0xff)); + vp++; + + /* ledbh1 */ + vp += sprintf(vp, "ledbh1=%d", (w >> 8) & 0xff); + vp++; + } + w = b[SROM4_LEDBH32]; + if ((w != 0) && (w != 0xffff)) { + /* ledbh2 */ + vp += sprintf(vp, "ledbh2=%d", w & 0xff); + vp++; + + /* ledbh3 */ + vp += sprintf(vp, "ledbh3=%d", (w >> 8) & 0xff); + vp++; + } + /* LED Powersave duty cycle (oncount >> 24) (offcount >> 8) */ + if (w != 0xffff) { + w = b[SROM4_LEDDC]; + w32 = ((uint32)((unsigned char)(w >> 8) & 0xff) << 24) | /* oncount */ + ((uint32)((unsigned char)(w & 0xff)) << 8); /* offcount */ + vp += sprintf(vp, "leddc=%d", w32); + vp++; + } + + w = b[SROM4_AA]; + vp += sprintf(vp, "aa2g=%d", w & SROM4_AA2G_MASK); + vp++; + vp += sprintf(vp, "aa5g=%d", w >> SROM4_AA5G_SHIFT); + vp++; + + w = b[SROM4_AG10]; + vp += sprintf(vp, "ag0=%d", w & 0xff); + vp++; + vp += sprintf(vp, "ag1=%d", (w >> 8) & 0xff); + vp++; + w = b[SROM4_AG32]; + vp += sprintf(vp, "ag2=%d", w & 0xff); + vp++; + vp += sprintf(vp, "ag3=%d", (w >> 8) & 0xff); + vp++; + + /* Fixed power indices when power control is disabled */ + for (i = 0; i < 2; i++) { + w = b[SROM4_TXPID2G + i]; + vp += sprintf(vp, "txpid2ga%d=%d", 2 * i, w & 0xff); + vp++; + vp += sprintf(vp, "txpid2ga%d=%d", (2 * i) + 1, (w >> 8) & 0xff); + vp++; + w = b[SROM4_TXPID5G + i]; + vp += sprintf(vp, "txpid5ga%d=%d", 2 * i, w & 0xff); + vp++; + vp += sprintf(vp, "txpid5ga%d=%d", (2 * i) + 1, (w >> 8) & 0xff); + vp++; + w = b[SROM4_TXPID5GL + i]; + vp += sprintf(vp, "txpid5gla%d=%d", 2 * i, w & 0xff); + vp++; + vp += sprintf(vp, "txpid5gla%d=%d", (2 * i) + 1, (w >> 8) & 0xff); + vp++; + w = b[SROM4_TXPID5GH + i]; + vp += sprintf(vp, "txpid5gha%d=%d", 2 * i, w & 0xff); + vp++; + vp += sprintf(vp, "txpid5gha%d=%d", (2 * i) + 1, (w >> 8) & 0xff); + vp++; + } + + /* Per path variables */ + for (path = 0; path < MAX_PATH; path++) { + pathbase = pathbases[path]; + w = b[pathbase + SROM4_2G_ITT_MAXP]; + vp += sprintf(vp, "itt2ga%d=%d", path, w >> B2G_ITT_SHIFT); + vp++; + vp += sprintf(vp, "maxp2ga%d=%d", path, w & B2G_MAXP_MASK); + vp++; + + for (i = 0; i < 4; i++) { + vp += sprintf(vp, "pa2gw%da%d=%d", i, path, + b[pathbase + SROM4_2G_PA + i]); + vp++; + } + + w = b[pathbase + SROM4_5G_ITT_MAXP]; + vp += sprintf(vp, "itt5ga%d=%d", path, w >> B5G_ITT_SHIFT); + vp++; + vp += sprintf(vp, "maxp5ga%d=%d", path, w & B5G_MAXP_MASK); + vp++; + + w = b[pathbase + SROM4_5GLH_MAXP]; + vp += sprintf(vp, "maxp5lga%d=%d", path, w >> B5GL_MAXP_SHIFT); + vp++; + vp += sprintf(vp, "maxp5gha%d=%d", path, w & B5GH_MAXP_MASK); + vp++; + + for (i = 0; i < 4; i++) { + vp += sprintf(vp, "pa5gw%da%d=%d", i, path, + b[pathbase + SROM4_5G_PA + i]); + vp++; + vp += sprintf(vp, "pa5glw%da%d=%d", i, path, + b[pathbase + SROM4_5GL_PA + i]); + vp++; + vp += sprintf(vp, "pa5hgw%da%d=%d", i, path, + b[pathbase + SROM4_5GH_PA + i]); + vp++; + } + } + + vp += sprintf(vp, "cck2gpo=%d", b[SROM4_2G_CCKPO]); + vp++; + + w32 = ((uint32)b[SROM4_2G_OFDMPO + 1] << 16) | b[SROM4_2G_OFDMPO]; + vp += sprintf(vp, "ofdm2gpo=%d", w32); + vp++; + + w32 = ((uint32)b[SROM4_5G_OFDMPO + 1] << 16) | b[SROM4_5G_OFDMPO]; + vp += sprintf(vp, "ofdm5gpo=%d", w32); + vp++; + + w32 = ((uint32)b[SROM4_5GL_OFDMPO + 1] << 16) | b[SROM4_5GL_OFDMPO]; + vp += sprintf(vp, "ofdm5glpo=%d", w32); + vp++; + + w32 = ((uint32)b[SROM4_5GH_OFDMPO + 1] << 16) | b[SROM4_5GH_OFDMPO]; + vp += sprintf(vp, "ofdm5ghpo=%d", w32); + vp++; + + for (i = 0; i < 8; i++) { + vp += sprintf(vp, "mcs2gpo%d=%d", i, b[SROM4_2G_MCSPO]); + vp++; + vp += sprintf(vp, "mcs5gpo%d=%d", i, b[SROM4_5G_MCSPO]); + vp++; + vp += sprintf(vp, "mcs5glpo%d=%d", i, b[SROM4_5GL_MCSPO]); + vp++; + vp += sprintf(vp, "mcs5ghpo%d=%d", i, b[SROM4_5GH_MCSPO]); + vp++; + } + + vp += sprintf(vp, "ccdpo%d=%d", i, b[SROM4_CCDPO]); + vp++; + vp += sprintf(vp, "stbcpo%d=%d", i, b[SROM4_STBCPO]); + vp++; + vp += sprintf(vp, "bw40po%d=%d", i, b[SROM4_BW40PO]); + vp++; + vp += sprintf(vp, "bwduppo%d=%d", i, b[SROM4_BWDUPPO]); + vp++; + + goto done; + } + if (sromrev >= 3) { + /* New section takes over the 3th hardware function space */ + + /* Words 22+23 are 11a (mid) ofdm power offsets */ + w32 = ((uint32)b[23] << 16) | b[22]; + vp += sprintf(vp, "ofdmapo=%d", w32); + vp++; + + /* Words 24+25 are 11a (low) ofdm power offsets */ + w32 = ((uint32)b[25] << 16) | b[24]; + vp += sprintf(vp, "ofdmalpo=%d", w32); + vp++; + + /* Words 26+27 are 11a (high) ofdm power offsets */ + w32 = ((uint32)b[27] << 16) | b[26]; + vp += sprintf(vp, "ofdmahpo=%d", w32); + vp++; + + /* LED Powersave duty cycle (oncount >> 24) (offcount >> 8) */ + w32 = ((uint32)((unsigned char)(b[21] >> 8) & 0xff) << 24) | /* oncount */ + ((uint32)((unsigned char)(b[21] & 0xff)) << 8); /* offcount */ + vp += sprintf(vp, "leddc=%d", w32); + + vp++; + } + + if (sromrev >= 2) { + /* New section takes over the 4th hardware function space */ + + /* Word 29 is max power 11a high/low */ + w = b[29]; + vp += sprintf(vp, "pa1himaxpwr=%d", w & 0xff); + vp++; + vp += sprintf(vp, "pa1lomaxpwr=%d", (w >> 8) & 0xff); + vp++; + + /* Words 30-32 set the 11alow pa settings, + * 33-35 are the 11ahigh ones. + */ + for (i = 0; i < 3; i++) { + vp += sprintf(vp, "pa1lob%d=%d", i, b[30 + i]); + vp++; + vp += sprintf(vp, "pa1hib%d=%d", i, b[33 + i]); + vp++; + } + w = b[59]; + if (w == 0) + vp += sprintf(vp, "ccode="); + else + vp += sprintf(vp, "ccode=%c%c", (w >> 8), (w & 0xff)); + vp++; + + } + + /* parameter section of sprom starts at byte offset 72 */ + woff = 72/2; + + /* first 6 bytes are il0macaddr */ + ea.octet[0] = (b[woff] >> 8) & 0xff; + ea.octet[1] = b[woff] & 0xff; + ea.octet[2] = (b[woff+1] >> 8) & 0xff; + ea.octet[3] = b[woff+1] & 0xff; + ea.octet[4] = (b[woff+2] >> 8) & 0xff; + ea.octet[5] = b[woff+2] & 0xff; + woff += 3; + bcm_ether_ntoa(&ea, eabuf); + vp += sprintf(vp, "il0macaddr=%s", eabuf); + vp++; + + /* next 6 bytes are et0macaddr */ + ea.octet[0] = (b[woff] >> 8) & 0xff; + ea.octet[1] = b[woff] & 0xff; + ea.octet[2] = (b[woff+1] >> 8) & 0xff; + ea.octet[3] = b[woff+1] & 0xff; + ea.octet[4] = (b[woff+2] >> 8) & 0xff; + ea.octet[5] = b[woff+2] & 0xff; + woff += 3; + bcm_ether_ntoa(&ea, eabuf); + vp += sprintf(vp, "et0macaddr=%s", eabuf); + vp++; + + /* next 6 bytes are et1macaddr */ + ea.octet[0] = (b[woff] >> 8) & 0xff; + ea.octet[1] = b[woff] & 0xff; + ea.octet[2] = (b[woff+1] >> 8) & 0xff; + ea.octet[3] = b[woff+1] & 0xff; + ea.octet[4] = (b[woff+2] >> 8) & 0xff; + ea.octet[5] = b[woff+2] & 0xff; + woff += 3; + bcm_ether_ntoa(&ea, eabuf); + vp += sprintf(vp, "et1macaddr=%s", eabuf); + vp++; + + /* + * Enet phy settings one or two singles or a dual + * Bits 4-0 : MII address for enet0 (0x1f for not there) + * Bits 9-5 : MII address for enet1 (0x1f for not there) + * Bit 14 : Mdio for enet0 + * Bit 15 : Mdio for enet1 + */ + w = b[woff]; + vp += sprintf(vp, "et0phyaddr=%d", (w & 0x1f)); + vp++; + vp += sprintf(vp, "et1phyaddr=%d", ((w >> 5) & 0x1f)); + vp++; + vp += sprintf(vp, "et0mdcport=%d", ((w >> 14) & 0x1)); + vp++; + vp += sprintf(vp, "et1mdcport=%d", ((w >> 15) & 0x1)); + vp++; + + /* Word 46 has board rev, antennas 0/1 & Country code/control */ + w = b[46]; + vp += sprintf(vp, "boardrev=%d", w & 0xff); + vp++; + + if (sromrev > 1) + vp += sprintf(vp, "cctl=%d", (w >> 8) & 0xf); + else + vp += sprintf(vp, "cc=%d", (w >> 8) & 0xf); + vp++; + + vp += sprintf(vp, "aa2g=%d", (w >> 12) & 0x3); + vp++; + + vp += sprintf(vp, "aa5g=%d", (w >> 14) & 0x3); + vp++; + + /* Words 47-49 set the (wl) pa settings */ + woff = 47; + + for (i = 0; i < 3; i++) { + vp += sprintf(vp, "pa0b%d=%d", i, b[woff+i]); + vp++; + vp += sprintf(vp, "pa1b%d=%d", i, b[woff+i+6]); + vp++; + } + + /* + * Words 50-51 set the customer-configured wl led behavior. + * 8 bits/gpio pin. High bit: activehi=0, activelo=1; + * LED behavior values defined in wlioctl.h . + */ + w = b[50]; + if ((w != 0) && (w != 0xffff)) { + /* ledbh0 */ + vp += sprintf(vp, "ledbh0=%d", (w & 0xff)); + vp++; + + /* ledbh1 */ + vp += sprintf(vp, "ledbh1=%d", (w >> 8) & 0xff); + vp++; + } + w = b[51]; + if ((w != 0) && (w != 0xffff)) { + /* ledbh2 */ + vp += sprintf(vp, "ledbh2=%d", w & 0xff); + vp++; + + /* ledbh */ + vp += sprintf(vp, "ledbh3=%d", (w >> 8) & 0xff); + vp++; + } + + /* Word 52 is max power 0/1 */ + w = b[52]; + vp += sprintf(vp, "pa0maxpwr=%d", w & 0xff); + vp++; + vp += sprintf(vp, "pa1maxpwr=%d", (w >> 8) & 0xff); + vp++; + + /* Word 56 is idle tssi target 0/1 */ + w = b[56]; + vp += sprintf(vp, "pa0itssit=%d", w & 0xff); + vp++; + vp += sprintf(vp, "pa1itssit=%d", (w >> 8) & 0xff); + vp++; + + /* Word 57 is boardflags, if not programmed make it zero */ + w32 = (uint32)b[57]; + if (w32 == 0xffff) w32 = 0; + if (sromrev > 1) { + /* Word 28 is the high bits of boardflags */ + w32 |= (uint32)b[28] << 16; + } + vp += sprintf(vp, "boardflags=%d", w32); + vp++; + + /* Word 58 is antenna gain 0/1 */ + w = b[58]; + vp += sprintf(vp, "ag0=%d", w & 0xff); + vp++; + + vp += sprintf(vp, "ag1=%d", (w >> 8) & 0xff); + vp++; + + if (sromrev == 1) { + /* set the oem string */ + vp += sprintf(vp, "oem=%02x%02x%02x%02x%02x%02x%02x%02x", + ((b[59] >> 8) & 0xff), (b[59] & 0xff), + ((b[60] >> 8) & 0xff), (b[60] & 0xff), + ((b[61] >> 8) & 0xff), (b[61] & 0xff), + ((b[62] >> 8) & 0xff), (b[62] & 0xff)); + vp++; + } else if (sromrev == 2) { + /* Word 60 OFDM tx power offset from CCK level */ + /* OFDM Power Offset - opo */ + vp += sprintf(vp, "opo=%d", b[60] & 0xff); + vp++; + } else { + /* Word 60: cck power offsets */ + vp += sprintf(vp, "cckpo=%d", b[60]); + vp++; + + /* Words 61+62: 11g ofdm power offsets */ + w32 = ((uint32)b[62] << 16) | b[61]; + vp += sprintf(vp, "ofdmgpo=%d", w32); + vp++; + } + + /* final nullbyte terminator */ +done: *vp++ = '\0'; + + ASSERT((vp - base) <= VARS_MAX); + +varsdone: + err = initvars_table(osh, base, vp, vars, count); + +err: +#ifdef WLTEST + if (base != mfgsromvars) +#endif + MFREE(osh, base, VARS_MAX); + MFREE(osh, b, SROM_MAX); + return err; +} + +/* + * Read the cis and call parsecis to initialize the vars. + * Return 0 on success, nonzero on error. + */ +static int +initvars_cis_pcmcia(void *sbh, osl_t *osh, char **vars, uint *count) +{ + uint8 *cis = NULL; + int rc; + uint data_sz; + + data_sz = (sb_pcmciarev(sbh) == 1) ? (SPROM_SIZE * 2) : CIS_SIZE; + + if ((cis = MALLOC(osh, data_sz)) == NULL) + return (-2); + + if (sb_pcmciarev(sbh) == 1) { + if (srom_read(PCMCIA_BUS, (void *)NULL, osh, 0, data_sz, (uint16 *)cis)) { + MFREE(osh, cis, data_sz); + return (-1); + } + /* fix up endianess for 16-bit data vs 8-bit parsing */ + ltoh16_buf((uint16 *)cis, data_sz); + } else + OSL_PCMCIA_READ_ATTR(osh, 0, cis, data_sz); + + rc = srom_parsecis(osh, &cis, 1, vars, count); + + MFREE(osh, cis, data_sz); + + return (rc); +} + diff --git a/target/linux/brcm-2.4/files/arch/mips/bcm947xx/bcmutils.c b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/bcmutils.c new file mode 100644 index 0000000000..c7b0b3d3c8 --- /dev/null +++ b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/bcmutils.c @@ -0,0 +1,247 @@ +/* + * Misc useful OS-independent routines. + * + * Copyright 2006, Broadcom Corporation + * All Rights Reserved. + * + * THIS SOFTWARE IS OFFERED "AS IS", AND BROADCOM GRANTS NO WARRANTIES OF ANY + * KIND, EXPRESS OR IMPLIED, BY STATUTE, COMMUNICATION OR OTHERWISE. BROADCOM + * SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS + * FOR A SPECIFIC PURPOSE OR NONINFRINGEMENT CONCERNING THIS SOFTWARE. + * $Id: bcmutils.c,v 1.1.1.12 2006/02/27 03:43:16 honor Exp $ + */ + +#include <typedefs.h> +#include <bcmdefs.h> +#include <stdarg.h> +#include <bcmutils.h> +#include <osl.h> +#include <sbutils.h> +#include <bcmnvram.h> +#include <bcmendian.h> +#include <bcmdevs.h> + +unsigned char bcm_ctype[] = { + _BCM_C,_BCM_C,_BCM_C,_BCM_C,_BCM_C,_BCM_C,_BCM_C,_BCM_C, /* 0-7 */ + _BCM_C, _BCM_C|_BCM_S, _BCM_C|_BCM_S, _BCM_C|_BCM_S, _BCM_C|_BCM_S, _BCM_C|_BCM_S, _BCM_C, + _BCM_C, /* 8-15 */ + _BCM_C,_BCM_C,_BCM_C,_BCM_C,_BCM_C,_BCM_C,_BCM_C,_BCM_C, /* 16-23 */ + _BCM_C,_BCM_C,_BCM_C,_BCM_C,_BCM_C,_BCM_C,_BCM_C,_BCM_C, /* 24-31 */ + _BCM_S|_BCM_SP,_BCM_P,_BCM_P,_BCM_P,_BCM_P,_BCM_P,_BCM_P,_BCM_P, /* 32-39 */ + _BCM_P,_BCM_P,_BCM_P,_BCM_P,_BCM_P,_BCM_P,_BCM_P,_BCM_P, /* 40-47 */ + _BCM_D,_BCM_D,_BCM_D,_BCM_D,_BCM_D,_BCM_D,_BCM_D,_BCM_D, /* 48-55 */ + _BCM_D,_BCM_D,_BCM_P,_BCM_P,_BCM_P,_BCM_P,_BCM_P,_BCM_P, /* 56-63 */ + _BCM_P, _BCM_U|_BCM_X, _BCM_U|_BCM_X, _BCM_U|_BCM_X, _BCM_U|_BCM_X, _BCM_U|_BCM_X, + _BCM_U|_BCM_X, _BCM_U, /* 64-71 */ + _BCM_U,_BCM_U,_BCM_U,_BCM_U,_BCM_U,_BCM_U,_BCM_U,_BCM_U, /* 72-79 */ + _BCM_U,_BCM_U,_BCM_U,_BCM_U,_BCM_U,_BCM_U,_BCM_U,_BCM_U, /* 80-87 */ + _BCM_U,_BCM_U,_BCM_U,_BCM_P,_BCM_P,_BCM_P,_BCM_P,_BCM_P, /* 88-95 */ + _BCM_P, _BCM_L|_BCM_X, _BCM_L|_BCM_X, _BCM_L|_BCM_X, _BCM_L|_BCM_X, _BCM_L|_BCM_X, + _BCM_L|_BCM_X, _BCM_L, /* 96-103 */ + _BCM_L,_BCM_L,_BCM_L,_BCM_L,_BCM_L,_BCM_L,_BCM_L,_BCM_L, /* 104-111 */ + _BCM_L,_BCM_L,_BCM_L,_BCM_L,_BCM_L,_BCM_L,_BCM_L,_BCM_L, /* 112-119 */ + _BCM_L,_BCM_L,_BCM_L,_BCM_P,_BCM_P,_BCM_P,_BCM_P,_BCM_C, /* 120-127 */ + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* 128-143 */ + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* 144-159 */ + _BCM_S|_BCM_SP, _BCM_P, _BCM_P, _BCM_P, _BCM_P, _BCM_P, _BCM_P, _BCM_P, _BCM_P, _BCM_P, + _BCM_P, _BCM_P, _BCM_P, _BCM_P, _BCM_P, _BCM_P, /* 160-175 */ + _BCM_P, _BCM_P, _BCM_P, _BCM_P, _BCM_P, _BCM_P, _BCM_P, _BCM_P, _BCM_P, _BCM_P, _BCM_P, + _BCM_P, _BCM_P, _BCM_P, _BCM_P, _BCM_P, /* 176-191 */ + _BCM_U, _BCM_U, _BCM_U, _BCM_U, _BCM_U, _BCM_U, _BCM_U, _BCM_U, _BCM_U, _BCM_U, _BCM_U, + _BCM_U, _BCM_U, _BCM_U, _BCM_U, _BCM_U, /* 192-207 */ + _BCM_U, _BCM_U, _BCM_U, _BCM_U, _BCM_U, _BCM_U, _BCM_U, _BCM_P, _BCM_U, _BCM_U, _BCM_U, + _BCM_U, _BCM_U, _BCM_U, _BCM_U, _BCM_L, /* 208-223 */ + _BCM_L, _BCM_L, _BCM_L, _BCM_L, _BCM_L, _BCM_L, _BCM_L, _BCM_L, _BCM_L, _BCM_L, _BCM_L, + _BCM_L, _BCM_L, _BCM_L, _BCM_L, _BCM_L, /* 224-239 */ + _BCM_L, _BCM_L, _BCM_L, _BCM_L, _BCM_L, _BCM_L, _BCM_L, _BCM_P, _BCM_L, _BCM_L, _BCM_L, + _BCM_L, _BCM_L, _BCM_L, _BCM_L, _BCM_L /* 240-255 */ +}; + + +ulong +bcm_strtoul(char *cp, char **endp, uint base) +{ + ulong result, value; + bool minus; + + minus = FALSE; + + while (bcm_isspace(*cp)) + cp++; + + if (cp[0] == '+') + cp++; + else if (cp[0] == '-') { + minus = TRUE; + cp++; + } + + if (base == 0) { + if (cp[0] == '0') { + if ((cp[1] == 'x') || (cp[1] == 'X')) { + base = 16; + cp = &cp[2]; + } else { + base = 8; + cp = &cp[1]; + } + } else + base = 10; + } else if (base == 16 && (cp[0] == '0') && ((cp[1] == 'x') || (cp[1] == 'X'))) { + cp = &cp[2]; + } + + result = 0; + + while (bcm_isxdigit(*cp) && + (value = bcm_isdigit(*cp) ? *cp-'0' : bcm_toupper(*cp)-'A'+10) < base) { + result = result*base + value; + cp++; + } + + if (minus) + result = (ulong)(result * -1); + + if (endp) + *endp = (char *)cp; + + return (result); +} + +uchar +bcm_toupper(uchar c) +{ + if (bcm_islower(c)) + c -= 'a'-'A'; + return (c); +} + +char* +bcm_ether_ntoa(struct ether_addr *ea, char *buf) +{ + sprintf(buf, "%02x:%02x:%02x:%02x:%02x:%02x", + ea->octet[0]&0xff, ea->octet[1]&0xff, ea->octet[2]&0xff, + ea->octet[3]&0xff, ea->octet[4]&0xff, ea->octet[5]&0xff); + return (buf); +} + + +/* + * Search the name=value vars for a specific one and return its value. + * Returns NULL if not found. + */ +char* +getvar(char *vars, char *name) +{ + char *s; + int len; + + len = strlen(name); + + /* first look in vars[] */ + for (s = vars; s && *s;) { + /* CSTYLED */ + if ((memcmp(s, name, len) == 0) && (s[len] == '=')) + return (&s[len+1]); + + while (*s++) + ; + } + + /* then query nvram */ + return (nvram_get(name)); +} + +/* + * Search the vars for a specific one and return its value as + * an integer. Returns 0 if not found. + */ +int +getintvar(char *vars, char *name) +{ + char *val; + + if ((val = getvar(vars, name)) == NULL) + return (0); + + return (bcm_strtoul(val, NULL, 0)); +} + + +/******************************************************************************* + * crc8 + * + * Computes a crc8 over the input data using the polynomial: + * + * x^8 + x^7 +x^6 + x^4 + x^2 + 1 + * + * The caller provides the initial value (either CRC8_INIT_VALUE + * or the previous returned value) to allow for processing of + * discontiguous blocks of data. When generating the CRC the + * caller is responsible for complementing the final return value + * and inserting it into the byte stream. When checking, a final + * return value of CRC8_GOOD_VALUE indicates a valid CRC. + * + * Reference: Dallas Semiconductor Application Note 27 + * Williams, Ross N., "A Painless Guide to CRC Error Detection Algorithms", + * ver 3, Aug 1993, ross@guest.adelaide.edu.au, Rocksoft Pty Ltd., + * ftp://ftp.rocksoft.com/clients/rocksoft/papers/crc_v3.txt + * + * **************************************************************************** + */ + +static uint8 crc8_table[256] = { + 0x00, 0xF7, 0xB9, 0x4E, 0x25, 0xD2, 0x9C, 0x6B, + 0x4A, 0xBD, 0xF3, 0x04, 0x6F, 0x98, 0xD6, 0x21, + 0x94, 0x63, 0x2D, 0xDA, 0xB1, 0x46, 0x08, 0xFF, + 0xDE, 0x29, 0x67, 0x90, 0xFB, 0x0C, 0x42, 0xB5, + 0x7F, 0x88, 0xC6, 0x31, 0x5A, 0xAD, 0xE3, 0x14, + 0x35, 0xC2, 0x8C, 0x7B, 0x10, 0xE7, 0xA9, 0x5E, + 0xEB, 0x1C, 0x52, 0xA5, 0xCE, 0x39, 0x77, 0x80, + 0xA1, 0x56, 0x18, 0xEF, 0x84, 0x73, 0x3D, 0xCA, + 0xFE, 0x09, 0x47, 0xB0, 0xDB, 0x2C, 0x62, 0x95, + 0xB4, 0x43, 0x0D, 0xFA, 0x91, 0x66, 0x28, 0xDF, + 0x6A, 0x9D, 0xD3, 0x24, 0x4F, 0xB8, 0xF6, 0x01, + 0x20, 0xD7, 0x99, 0x6E, 0x05, 0xF2, 0xBC, 0x4B, + 0x81, 0x76, 0x38, 0xCF, 0xA4, 0x53, 0x1D, 0xEA, + 0xCB, 0x3C, 0x72, 0x85, 0xEE, 0x19, 0x57, 0xA0, + 0x15, 0xE2, 0xAC, 0x5B, 0x30, 0xC7, 0x89, 0x7E, + 0x5F, 0xA8, 0xE6, 0x11, 0x7A, 0x8D, 0xC3, 0x34, + 0xAB, 0x5C, 0x12, 0xE5, 0x8E, 0x79, 0x37, 0xC0, + 0xE1, 0x16, 0x58, 0xAF, 0xC4, 0x33, 0x7D, 0x8A, + 0x3F, 0xC8, 0x86, 0x71, 0x1A, 0xED, 0xA3, 0x54, + 0x75, 0x82, 0xCC, 0x3B, 0x50, 0xA7, 0xE9, 0x1E, + 0xD4, 0x23, 0x6D, 0x9A, 0xF1, 0x06, 0x48, 0xBF, + 0x9E, 0x69, 0x27, 0xD0, 0xBB, 0x4C, 0x02, 0xF5, + 0x40, 0xB7, 0xF9, 0x0E, 0x65, 0x92, 0xDC, 0x2B, + 0x0A, 0xFD, 0xB3, 0x44, 0x2F, 0xD8, 0x96, 0x61, + 0x55, 0xA2, 0xEC, 0x1B, 0x70, 0x87, 0xC9, 0x3E, + 0x1F, 0xE8, 0xA6, 0x51, 0x3A, 0xCD, 0x83, 0x74, + 0xC1, 0x36, 0x78, 0x8F, 0xE4, 0x13, 0x5D, 0xAA, + 0x8B, 0x7C, 0x32, 0xC5, 0xAE, 0x59, 0x17, 0xE0, + 0x2A, 0xDD, 0x93, 0x64, 0x0F, 0xF8, 0xB6, 0x41, + 0x60, 0x97, 0xD9, 0x2E, 0x45, 0xB2, 0xFC, 0x0B, + 0xBE, 0x49, 0x07, 0xF0, 0x9B, 0x6C, 0x22, 0xD5, + 0xF4, 0x03, 0x4D, 0xBA, 0xD1, 0x26, 0x68, 0x9F +}; + +#define CRC_INNER_LOOP(n, c, x) \ + (c) = ((c) >> 8) ^ crc##n##_table[((c) ^ (x)) & 0xff] + +uint8 +hndcrc8( + uint8 *pdata, /* pointer to array of data to process */ + uint nbytes, /* number of input data bytes to process */ + uint8 crc /* either CRC8_INIT_VALUE or previous return value */ +) +{ + /* hard code the crc loop instead of using CRC_INNER_LOOP macro + * to avoid the undefined and unnecessary (uint8 >> 8) operation. + */ + while (nbytes-- > 0) + crc = crc8_table[(crc ^ *pdata++) & 0xff]; + + return crc; +} + + diff --git a/target/linux/brcm-2.4/files/arch/mips/bcm947xx/compressed/Makefile b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/compressed/Makefile new file mode 100644 index 0000000000..2942c8eb34 --- /dev/null +++ b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/compressed/Makefile @@ -0,0 +1,33 @@ +# +# Makefile for Broadcom BCM947XX boards +# +# Copyright 2001-2003, Broadcom Corporation +# All Rights Reserved. +# +# THIS SOFTWARE IS OFFERED "AS IS", AND BROADCOM GRANTS NO WARRANTIES OF ANY +# KIND, EXPRESS OR IMPLIED, BY STATUTE, COMMUNICATION OR OTHERWISE. BROADCOM +# SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS +# FOR A SPECIFIC PURPOSE OR NONINFRINGEMENT CONCERNING THIS SOFTWARE. +# +# $Id: Makefile,v 1.2 2005/04/02 12:12:57 wbx Exp $ +# + +OBJCOPY_ARGS = -O binary -R .reginfo -R .note -R .comment -R .mdebug -S +SYSTEM ?= $(TOPDIR)/vmlinux + +all: vmlinuz + +# Don't build dependencies, this may die if $(CC) isn't gcc +dep: + +# Create a gzipped version named vmlinuz for compatibility +vmlinuz: piggy + gzip -c9 $< > $@ + +piggy: $(SYSTEM) + $(OBJCOPY) $(OBJCOPY_ARGS) $< $@ + +mrproper: clean + +clean: + rm -f vmlinuz piggy diff --git a/target/linux/brcm-2.4/files/arch/mips/bcm947xx/export.c b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/export.c new file mode 100644 index 0000000000..9da9572aba --- /dev/null +++ b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/export.c @@ -0,0 +1,71 @@ +#include <linux/module.h> + +#define _export(n) \ + void n(void); \ + EXPORT_SYMBOL(n); + +_export(bcm947xx_sbh) + +_export(sb_attach) +_export(sb_kattach) +_export(sb_boardtype) +_export(sb_boardvendor) +_export(sb_btcgpiowar) +_export(sb_bus) +_export(sb_chip) +_export(sb_chiprev) +_export(sb_chipcrev) +_export(sb_chippkg) +_export(sb_clkctl_clk) +_export(sb_clkctl_fast_pwrup_delay) +_export(sb_clkctl_init) +_export(sb_clkctl_xtal) +_export(sb_core_disable) +_export(sb_core_reset) +_export(sb_core_tofixup) +_export(sb_coreflags) +_export(sb_coreflagshi) +_export(sb_coreidx) +_export(sb_coreregs) +_export(sb_corerev) +_export(sb_coreunit) +_export(sb_detach) +_export(sb_deviceremoved) +_export(sb_gpiosetcore) +_export(sb_gpiocontrol) +_export(sb_gpiointmask) +_export(sb_gpiointpolarity) +_export(sb_gpioled) +_export(sb_gpioin) +_export(sb_gpioout) +_export(sb_gpioouten) +_export(sb_gpiotimerval) +_export(sb_irq) +_export(sb_iscoreup) +_export(sb_pci_setup) +_export(sb_pcirev) +_export(sb_pcmcia_init) +_export(sb_pcmciarev) +_export(sb_register_intr_callback) +_export(sb_setcore) +_export(sb_setcoreidx) +_export(sb_war16165) +_export(sb_war32414_forceHT) +_export(sb_osh) + +_export(getvar) +_export(getintvar) +_export(bcm_strtoul) +_export(bcm_ctype) +_export(bcm_toupper) +_export(bcm_ether_ntoa) + +_export(nvram_get) +_export(nvram_getall) +_export(nvram_set) +_export(nvram_unset) +_export(nvram_commit) + +_export(srom_read) +_export(srom_write) + diff --git a/target/linux/brcm-2.4/files/arch/mips/bcm947xx/generic/Makefile b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/generic/Makefile new file mode 100644 index 0000000000..7e03a34980 --- /dev/null +++ b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/generic/Makefile @@ -0,0 +1,12 @@ +# +# Makefile for the BCM947xx specific kernel interface routines +# under Linux. +# +EXTRA_CFLAGS += -fno-delayed-branch +USE_STANDARD_AS_RULE := true + +O_TARGET := brcm.o + +obj-y := int-handler.o irq.o + +include $(TOPDIR)/Rules.make diff --git a/target/linux/brcm-2.4/files/arch/mips/bcm947xx/generic/int-handler.S b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/generic/int-handler.S new file mode 100644 index 0000000000..cdb45c3e16 --- /dev/null +++ b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/generic/int-handler.S @@ -0,0 +1,51 @@ +/* + * Generic interrupt handler for Broadcom MIPS boards + * + * Copyright 2004, Broadcom Corporation + * All Rights Reserved. + * + * THIS SOFTWARE IS OFFERED "AS IS", AND BROADCOM GRANTS NO WARRANTIES OF ANY + * KIND, EXPRESS OR IMPLIED, BY STATUTE, COMMUNICATION OR OTHERWISE. BROADCOM + * SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS + * FOR A SPECIFIC PURPOSE OR NONINFRINGEMENT CONCERNING THIS SOFTWARE. + * + * $Id: int-handler.S,v 1.1 2005/03/16 13:50:00 wbx Exp $ + */ + +#include <linux/config.h> + +#include <asm/asm.h> +#include <asm/mipsregs.h> +#include <asm/regdef.h> +#include <asm/stackframe.h> + +/* + * MIPS IRQ Source + * -------- ------ + * 0 Software (ignored) + * 1 Software (ignored) + * 2 Combined hardware interrupt (hw0) + * 3 Hardware + * 4 Hardware + * 5 Hardware + * 6 Hardware + * 7 R4k timer + */ + + .text + .set noreorder + .set noat + .align 5 + NESTED(brcmIRQ, PT_SIZE, sp) + SAVE_ALL + CLI + .set at + .set noreorder + + jal brcm_irq_dispatch + move a0, sp + + j ret_from_irq + nop + + END(brcmIRQ) diff --git a/target/linux/brcm-2.4/files/arch/mips/bcm947xx/generic/irq.c b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/generic/irq.c new file mode 100644 index 0000000000..698598b0d1 --- /dev/null +++ b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/generic/irq.c @@ -0,0 +1,130 @@ +/* + * Generic interrupt control functions for Broadcom MIPS boards + * + * Copyright 2004, Broadcom Corporation + * All Rights Reserved. + * + * THIS SOFTWARE IS OFFERED "AS IS", AND BROADCOM GRANTS NO WARRANTIES OF ANY + * KIND, EXPRESS OR IMPLIED, BY STATUTE, COMMUNICATION OR OTHERWISE. BROADCOM + * SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS + * FOR A SPECIFIC PURPOSE OR NONINFRINGEMENT CONCERNING THIS SOFTWARE. + * + * $Id: irq.c,v 1.1 2005/03/16 13:50:00 wbx Exp $ + */ + +#include <linux/config.h> +#include <linux/init.h> +#include <linux/kernel.h> +#include <linux/types.h> +#include <linux/interrupt.h> +#include <linux/irq.h> + +#include <asm/irq.h> +#include <asm/mipsregs.h> +#include <asm/gdb-stub.h> + +#define ALLINTS (IE_IRQ0 | IE_IRQ1 | IE_IRQ2 | IE_IRQ3 | IE_IRQ4 | IE_IRQ5) + +extern asmlinkage void brcmIRQ(void); +extern asmlinkage unsigned int do_IRQ(int irq, struct pt_regs *regs); + +void +brcm_irq_dispatch(struct pt_regs *regs) +{ + u32 cause; + + cause = read_c0_cause() & + read_c0_status() & + CAUSEF_IP; + +#ifdef CONFIG_KERNPROF + change_c0_status(cause | 1, 1); +#else + clear_c0_status(cause); +#endif + + if (cause & CAUSEF_IP7) + do_IRQ(7, regs); + if (cause & CAUSEF_IP2) + do_IRQ(2, regs); + if (cause & CAUSEF_IP3) + do_IRQ(3, regs); + if (cause & CAUSEF_IP4) + do_IRQ(4, regs); + if (cause & CAUSEF_IP5) + do_IRQ(5, regs); + if (cause & CAUSEF_IP6) + do_IRQ(6, regs); +} + +static void +enable_brcm_irq(unsigned int irq) +{ + if (irq < 8) + set_c0_status(1 << (irq + 8)); + else + set_c0_status(IE_IRQ0); +} + +static void +disable_brcm_irq(unsigned int irq) +{ + if (irq < 8) + clear_c0_status(1 << (irq + 8)); + else + clear_c0_status(IE_IRQ0); +} + +static void +ack_brcm_irq(unsigned int irq) +{ + /* Already done in brcm_irq_dispatch */ +} + +static unsigned int +startup_brcm_irq(unsigned int irq) +{ + enable_brcm_irq(irq); + + return 0; /* never anything pending */ +} + +static void +end_brcm_irq(unsigned int irq) +{ + if (!(irq_desc[irq].status & (IRQ_DISABLED|IRQ_INPROGRESS))) + enable_brcm_irq(irq); +} + +static struct hw_interrupt_type brcm_irq_type = { + typename: "MIPS", + startup: startup_brcm_irq, + shutdown: disable_brcm_irq, + enable: enable_brcm_irq, + disable: disable_brcm_irq, + ack: ack_brcm_irq, + end: end_brcm_irq, + NULL +}; + +void __init +init_IRQ(void) +{ + int i; + + for (i = 0; i < NR_IRQS; i++) { + irq_desc[i].status = IRQ_DISABLED; + irq_desc[i].action = 0; + irq_desc[i].depth = 1; + irq_desc[i].handler = &brcm_irq_type; + } + + set_except_vector(0, brcmIRQ); + change_c0_status(ST0_IM, ALLINTS); + +#ifdef CONFIG_REMOTE_DEBUG + printk("Breaking into debugger...\n"); + set_debug_traps(); + breakpoint(); +#endif +} diff --git a/target/linux/brcm-2.4/files/arch/mips/bcm947xx/gpio.c b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/gpio.c new file mode 100644 index 0000000000..c31f58bac6 --- /dev/null +++ b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/gpio.c @@ -0,0 +1,159 @@ +/* + * GPIO char driver + * + * Copyright 2005, Broadcom Corporation + * All Rights Reserved. + * + * THIS SOFTWARE IS OFFERED "AS IS", AND BROADCOM GRANTS NO WARRANTIES OF ANY + * KIND, EXPRESS OR IMPLIED, BY STATUTE, COMMUNICATION OR OTHERWISE. BROADCOM + * SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS + * FOR A SPECIFIC PURPOSE OR NONINFRINGEMENT CONCERNING THIS SOFTWARE. + * + * $Id$ + */ + +#include <linux/module.h> +#include <linux/init.h> +#include <linux/fs.h> +#include <linux/miscdevice.h> +#include <asm/uaccess.h> + +#include <typedefs.h> +#include <osl.h> +#include <bcmutils.h> +#include <sbutils.h> +#include <bcmdevs.h> + +static sb_t *gpio_sbh; +static int gpio_major; +static devfs_handle_t gpio_dir; +static struct { + char *name; + devfs_handle_t handle; +} gpio_file[] = { + { "in", NULL }, + { "out", NULL }, + { "outen", NULL }, + { "control", NULL } +}; + +static int +gpio_open(struct inode *inode, struct file * file) +{ + if (MINOR(inode->i_rdev) > ARRAYSIZE(gpio_file)) + return -ENODEV; + + MOD_INC_USE_COUNT; + return 0; +} + +static int +gpio_release(struct inode *inode, struct file * file) +{ + MOD_DEC_USE_COUNT; + return 0; +} + +static ssize_t +gpio_read(struct file *file, char *buf, size_t count, loff_t *ppos) +{ + u32 val; + + switch (MINOR(file->f_dentry->d_inode->i_rdev)) { + case 0: + val = sb_gpioin(gpio_sbh); + break; + case 1: + val = sb_gpioout(gpio_sbh, 0, 0, GPIO_DRV_PRIORITY); + break; + case 2: + val = sb_gpioouten(gpio_sbh, 0, 0, GPIO_DRV_PRIORITY); + break; + case 3: + val = sb_gpiocontrol(gpio_sbh, 0, 0, GPIO_DRV_PRIORITY); + break; + default: + return -ENODEV; + } + + if (put_user(val, (u32 *) buf)) + return -EFAULT; + + return sizeof(val); +} + +static ssize_t +gpio_write(struct file *file, const char *buf, size_t count, loff_t *ppos) +{ + u32 val; + + if (get_user(val, (u32 *) buf)) + return -EFAULT; + + switch (MINOR(file->f_dentry->d_inode->i_rdev)) { + case 0: + return -EACCES; + case 1: + sb_gpioout(gpio_sbh, ~0, val, GPIO_DRV_PRIORITY); + break; + case 2: + sb_gpioouten(gpio_sbh, ~0, val, GPIO_DRV_PRIORITY); + break; + case 3: + sb_gpiocontrol(gpio_sbh, ~0, val, GPIO_DRV_PRIORITY); + break; + default: + return -ENODEV; + } + + return sizeof(val); +} + +static struct file_operations gpio_fops = { + owner: THIS_MODULE, + open: gpio_open, + release: gpio_release, + read: gpio_read, + write: gpio_write, +}; + +static int __init +gpio_init(void) +{ + int i; + + if (!(gpio_sbh = sb_kattach())) + return -ENODEV; + + sb_gpiosetcore(gpio_sbh); + + if ((gpio_major = devfs_register_chrdev(0, "gpio", &gpio_fops)) < 0) + return gpio_major; + + gpio_dir = devfs_mk_dir(NULL, "gpio", NULL); + + for (i = 0; i < ARRAYSIZE(gpio_file); i++) { + gpio_file[i].handle = devfs_register(gpio_dir, + gpio_file[i].name, + DEVFS_FL_DEFAULT, gpio_major, i, + S_IFCHR | S_IRUGO | S_IWUGO, + &gpio_fops, NULL); + } + + return 0; +} + +static void __exit +gpio_exit(void) +{ + int i; + + for (i = 0; i < ARRAYSIZE(gpio_file); i++) + devfs_unregister(gpio_file[i].handle); + devfs_unregister(gpio_dir); + devfs_unregister_chrdev(gpio_major, "gpio"); + sb_detach(gpio_sbh); +} + +module_init(gpio_init); +module_exit(gpio_exit); diff --git a/target/linux/brcm-2.4/files/arch/mips/bcm947xx/hndchipc.c b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/hndchipc.c new file mode 100644 index 0000000000..6502078de1 --- /dev/null +++ b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/hndchipc.c @@ -0,0 +1,158 @@ +/* + * BCM47XX support code for some chipcommon (old extif) facilities (uart) + * + * Copyright 2006, Broadcom Corporation + * All Rights Reserved. + * + * THIS SOFTWARE IS OFFERED "AS IS", AND BROADCOM GRANTS NO WARRANTIES OF ANY + * KIND, EXPRESS OR IMPLIED, BY STATUTE, COMMUNICATION OR OTHERWISE. BROADCOM + * SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS + * FOR A SPECIFIC PURPOSE OR NONINFRINGEMENT CONCERNING THIS SOFTWARE. + * + * $Id: hndchipc.c,v 1.1.1.1 2006/02/27 03:43:16 honor Exp $ + */ + +#include <typedefs.h> +#include <bcmdefs.h> +#include <osl.h> +#include <bcmutils.h> +#include <sbutils.h> +#include <bcmdevs.h> +#include <bcmnvram.h> +#include <sbconfig.h> +#include <sbextif.h> +#include <sbchipc.h> +#include <hndcpu.h> + +/* + * Returns TRUE if an external UART exists at the given base + * register. + */ +static bool +BCMINITFN(serial_exists)(osl_t *osh, uint8 *regs) +{ + uint8 save_mcr, status1; + + save_mcr = R_REG(osh, ®s[UART_MCR]); + W_REG(osh, ®s[UART_MCR], UART_MCR_LOOP | 0x0a); + status1 = R_REG(osh, ®s[UART_MSR]) & 0xf0; + W_REG(osh, ®s[UART_MCR], save_mcr); + + return (status1 == 0x90); +} + +/* + * Initializes UART access. The callback function will be called once + * per found UART. + */ +void +BCMINITFN(sb_serial_init)(sb_t *sbh, void (*add)(void *regs, uint irq, uint baud_base, + uint reg_shift)) +{ + osl_t *osh; + void *regs; + ulong base; + uint irq; + int i, n; + + osh = sb_osh(sbh); + + if ((regs = sb_setcore(sbh, SB_EXTIF, 0))) { + extifregs_t *eir = (extifregs_t *) regs; + sbconfig_t *sb; + + /* Determine external UART register base */ + sb = (sbconfig_t *)((ulong) eir + SBCONFIGOFF); + base = EXTIF_CFGIF_BASE(sb_base(R_REG(osh, &sb->sbadmatch1))); + + /* Determine IRQ */ + irq = sb_irq(sbh); + + /* Disable GPIO interrupt initially */ + W_REG(osh, &eir->gpiointpolarity, 0); + W_REG(osh, &eir->gpiointmask, 0); + + /* Search for external UARTs */ + n = 2; + for (i = 0; i < 2; i++) { + regs = (void *) REG_MAP(base + (i * 8), 8); + if (serial_exists(osh, regs)) { + /* Set GPIO 1 to be the external UART IRQ */ + W_REG(osh, &eir->gpiointmask, 2); + /* XXXDetermine external UART clock */ + if (add) + add(regs, irq, 13500000, 0); + } + } + + /* Add internal UART if enabled */ + if (R_REG(osh, &eir->corecontrol) & CC_UE) + if (add) + add((void *) &eir->uartdata, irq, sb_clock(sbh), 2); + } else if ((regs = sb_setcore(sbh, SB_CC, 0))) { + chipcregs_t *cc = (chipcregs_t *) regs; + uint32 rev, cap, pll, baud_base, div; + + /* Determine core revision and capabilities */ + rev = sb_corerev(sbh); + cap = R_REG(osh, &cc->capabilities); + pll = cap & CAP_PLL_MASK; + + /* Determine IRQ */ + irq = sb_irq(sbh); + + if (pll == PLL_TYPE1) { + /* PLL clock */ + baud_base = sb_clock_rate(pll, + R_REG(osh, &cc->clockcontrol_n), + R_REG(osh, &cc->clockcontrol_m2)); + div = 1; + } else { + /* Fixed ALP clock */ + if (rev >= 11 && rev != 15) { + baud_base = 20000000; + div = 1; + /* Set the override bit so we don't divide it */ + W_REG(osh, &cc->corecontrol, CC_UARTCLKO); + } + /* Internal backplane clock */ + else if (rev >= 3) { + baud_base = sb_clock(sbh); + div = 2; /* Minimum divisor */ + W_REG(osh, &cc->clkdiv, + ((R_REG(osh, &cc->clkdiv) & ~CLKD_UART) | div)); + } + /* Fixed internal backplane clock */ + else { + baud_base = 88000000; + div = 48; + } + + /* Clock source depends on strapping if UartClkOverride is unset */ + if ((rev > 0) && + ((R_REG(osh, &cc->corecontrol) & CC_UARTCLKO) == 0)) { + if ((cap & CAP_UCLKSEL) == CAP_UINTCLK) { + /* Internal divided backplane clock */ + baud_base /= div; + } else { + /* Assume external clock of 1.8432 MHz */ + baud_base = 1843200; + } + } + } + + /* Add internal UARTs */ + n = cap & CAP_UARTS_MASK; + for (i = 0; i < n; i++) { + /* Register offset changed after revision 0 */ + if (rev) + regs = (void *)((ulong) &cc->uart0data + (i * 256)); + else + regs = (void *)((ulong) &cc->uart0data + (i * 8)); + + if (add) + add(regs, irq, baud_base, 0); + } + } +} + diff --git a/target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/bcm4710.h b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/bcm4710.h new file mode 100644 index 0000000000..416e5cb669 --- /dev/null +++ b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/bcm4710.h @@ -0,0 +1,91 @@ +/* + * BCM4710 address space map and definitions + * Think twice before adding to this file, this is not the kitchen sink + * These definitions are not guaranteed for all 47xx chips, only the 4710 + * + * Copyright 2004, Broadcom Corporation + * All Rights Reserved. + * + * THIS SOFTWARE IS OFFERED "AS IS", AND BROADCOM GRANTS NO WARRANTIES OF ANY + * KIND, EXPRESS OR IMPLIED, BY STATUTE, COMMUNICATION OR OTHERWISE. BROADCOM + * SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS + * FOR A SPECIFIC PURPOSE OR NONINFRINGEMENT CONCERNING THIS SOFTWARE. + * + * $Id: bcm4710.h,v 1.3 2004/09/27 07:23:30 tallest Exp $ + */ + +#ifndef _bcm4710_h_ +#define _bcm4710_h_ + +/* Address map */ +#define BCM4710_SDRAM 0x00000000 /* Physical SDRAM */ +#define BCM4710_PCI_MEM 0x08000000 /* Host Mode PCI memory access space (64 MB) */ +#define BCM4710_PCI_CFG 0x0c000000 /* Host Mode PCI configuration space (64 MB) */ +#define BCM4710_PCI_DMA 0x40000000 /* Client Mode PCI memory access space (1 GB) */ +#define BCM4710_SDRAM_SWAPPED 0x10000000 /* Byteswapped Physical SDRAM */ +#define BCM4710_ENUM 0x18000000 /* Beginning of core enumeration space */ + +/* Core register space */ +#define BCM4710_REG_SDRAM 0x18000000 /* SDRAM core registers */ +#define BCM4710_REG_ILINE20 0x18001000 /* InsideLine20 core registers */ +#define BCM4710_REG_EMAC0 0x18002000 /* Ethernet MAC 0 core registers */ +#define BCM4710_REG_CODEC 0x18003000 /* Codec core registers */ +#define BCM4710_REG_USB 0x18004000 /* USB core registers */ +#define BCM4710_REG_PCI 0x18005000 /* PCI core registers */ +#define BCM4710_REG_MIPS 0x18006000 /* MIPS core registers */ +#define BCM4710_REG_EXTIF 0x18007000 /* External Interface core registers */ +#define BCM4710_REG_EMAC1 0x18008000 /* Ethernet MAC 1 core registers */ + +#define BCM4710_EXTIF 0x1f000000 /* External Interface base address */ +#define BCM4710_PCMCIA_MEM 0x1f000000 /* External Interface PCMCIA memory access */ +#define BCM4710_PCMCIA_IO 0x1f100000 /* PCMCIA I/O access */ +#define BCM4710_PCMCIA_CONF 0x1f200000 /* PCMCIA configuration */ +#define BCM4710_PROG 0x1f800000 /* Programable interface */ +#define BCM4710_FLASH 0x1fc00000 /* Flash */ + +#define BCM4710_EJTAG 0xff200000 /* MIPS EJTAG space (2M) */ + +#define BCM4710_UART (BCM4710_REG_EXTIF + 0x00000300) + +#define BCM4710_EUART (BCM4710_EXTIF + 0x00800000) +#define BCM4710_LED (BCM4710_EXTIF + 0x00900000) + +#define SBFLAG_PCI 0 +#define SBFLAG_ENET0 1 +#define SBFLAG_ILINE20 2 +#define SBFLAG_CODEC 3 +#define SBFLAG_USB 4 +#define SBFLAG_EXTIF 5 +#define SBFLAG_ENET1 6 + +#ifdef CONFIG_HWSIM +#define BCM4710_TRACE(trval) do { *((int *)0xa0000f18) = (trval); } while (0) +#else +#define BCM4710_TRACE(trval) +#endif + + +/* BCM94702 CPCI -ExtIF used for LocalBus devs */ + +#define BCM94702_CPCI_RESET_ADDR BCM4710_EXTIF +#define BCM94702_CPCI_BOARDID_ADDR (BCM4710_EXTIF | 0x4000) +#define BCM94702_CPCI_DOC_ADDR (BCM4710_EXTIF | 0x6000) +#define BCM94702_DOC_ADDR BCM94702_CPCI_DOC_ADDR +#define BCM94702_CPCI_LED_ADDR (BCM4710_EXTIF | 0xc000) +#define BCM94702_CPCI_NVRAM_ADDR (BCM4710_EXTIF | 0xe000) +#define BCM94702_CPCI_NVRAM_SIZE 0x1ff0 /* 8K NVRAM : DS1743/STM48txx*/ +#define BCM94702_CPCI_TOD_REG_BASE (BCM94702_CPCI_NVRAM_ADDR | 0x1ff0) + +#define LED_REG(x) \ + (*(volatile unsigned char *) (KSEG1ADDR(BCM94702_CPCI_LED_ADDR) + (x))) + +/* + * Reset function implemented in PLD. Read or write should trigger hard reset + */ +#define SYS_HARD_RESET() \ + { for (;;) \ + *( (volatile unsigned char *)\ + KSEG1ADDR(BCM94702_CPCI_RESET_ADDR) ) = 0x80; \ + } + +#endif /* _bcm4710_h_ */ diff --git a/target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/bcmdefs.h b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/bcmdefs.h new file mode 100644 index 0000000000..8b5abe5d26 --- /dev/null +++ b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/bcmdefs.h @@ -0,0 +1,106 @@ +/* + * Misc system wide definitions + * + * Copyright 2006, Broadcom Corporation + * All Rights Reserved. + * + * THIS SOFTWARE IS OFFERED "AS IS", AND BROADCOM GRANTS NO WARRANTIES OF ANY + * KIND, EXPRESS OR IMPLIED, BY STATUTE, COMMUNICATION OR OTHERWISE. BROADCOM + * SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS + * FOR A SPECIFIC PURPOSE OR NONINFRINGEMENT CONCERNING THIS SOFTWARE. + * $Id: bcmdefs.h,v 1.1.1.3 2006/04/08 06:13:39 honor Exp $ + */ + +#ifndef _bcmdefs_h_ +#define _bcmdefs_h_ + +/* + * One doesn't need to include this file explicitly, gets included automatically if + * typedefs.h is included. + */ + +/* Reclaiming text and data : + * The following macros specify special linker sections that can be reclaimed + * after a system is considered 'up'. + */ +#if defined(__GNUC__) && defined(BCMRECLAIM) +extern bool bcmreclaimed; +#define BCMINITDATA(_data) __attribute__ ((__section__ (".dataini." #_data))) _data +#define BCMINITFN(_fn) __attribute__ ((__section__ (".textini." #_fn))) _fn +#else /* #if defined(__GNUC__) && defined(BCMRECLAIM) */ +#define BCMINITDATA(_data) _data +#define BCMINITFN(_fn) _fn +#define bcmreclaimed 0 +#endif /* #if defined(__GNUC__) && defined(BCMRECLAIM) */ + +/* Reclaim uninit functions if BCMNODOWN is defined */ +/* and if they are not already removed by -gc-sections */ +#ifdef BCMNODOWN +#define BCMUNINITFN(_fn) BCMINITFN(_fn) +#else +#define BCMUNINITFN(_fn) _fn +#endif + +#ifdef BCMRECLAIM +#define CONST +#else +#define CONST const +#endif /* BCMRECLAIM */ + +/* Compatibility with old-style BCMRECLAIM */ +#define BCMINIT(_id) _id + + +/* Put some library data/code into ROM to reduce RAM requirements */ +#if defined(__GNUC__) && defined(BCMROMOFFLOAD) +#define BCMROMDATA(_data) __attribute__ ((__section__ (".datarom." #_data))) _data +#define BCMROMFN(_fn) __attribute__ ((__section__ (".textrom." #_fn))) _fn +#else +#define BCMROMDATA(_data) _data +#define BCMROMFN(_fn) _fn +#endif + +/* Bus types */ +#define SB_BUS 0 /* Silicon Backplane */ +#define PCI_BUS 1 /* PCI target */ +#define PCMCIA_BUS 2 /* PCMCIA target */ +#define SDIO_BUS 3 /* SDIO target */ +#define JTAG_BUS 4 /* JTAG */ +#define NO_BUS 0xFF /* Bus that does not support R/W REG */ + +/* Allows optimization for single-bus support */ +#ifdef BCMBUSTYPE +#define BUSTYPE(bus) (BCMBUSTYPE) +#else +#define BUSTYPE(bus) (bus) +#endif + +/* Defines for DMA Address Width - Shared between OSL and HNDDMA */ +#define DMADDR_MASK_32 0x0 /* Address mask for 32-bits */ +#define DMADDR_MASK_30 0xc0000000 /* Address mask for 30-bits */ +#define DMADDR_MASK_0 0xffffffff /* Address mask for 0-bits (hi-part) */ + +#define DMADDRWIDTH_30 30 /* 30-bit addressing capability */ +#define DMADDRWIDTH_32 32 /* 32-bit addressing capability */ +#define DMADDRWIDTH_63 63 /* 64-bit addressing capability */ +#define DMADDRWIDTH_64 64 /* 64-bit addressing capability */ + +/* packet headroom necessary to accomodate the largest header in the system, (i.e TXOFF). + * By doing, we avoid the need to allocate an extra buffer for the header when bridging to WL. + * There is a compile time check in wlc.c which ensure that this value is at least as big + * as TXOFF. This value is used in dma_rxfill (hnddma.c). + */ +#define BCMEXTRAHDROOM 160 + +/* Headroom required for dongle-to-host communication. Packets allocated + * locally in the dongle (e.g. for CDC ioctls or RNDIS messages) should + * leave this much room in front for low-level message headers which may + * be needed to get across the dongle bus to the host. (These messages + * don't go over the network, so room for the full WL header above would + * be a waste.) + */ +#define BCMDONGLEHDRSZ 8 + + + +#endif /* _bcmdefs_h_ */ diff --git a/target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/bcmdevs.h b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/bcmdevs.h new file mode 100644 index 0000000000..2e80658da3 --- /dev/null +++ b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/bcmdevs.h @@ -0,0 +1,369 @@ +/* + * Broadcom device-specific manifest constants. + * + * Copyright 2006, Broadcom Corporation + * All Rights Reserved. + * + * THIS SOFTWARE IS OFFERED "AS IS", AND BROADCOM GRANTS NO WARRANTIES OF ANY + * KIND, EXPRESS OR IMPLIED, BY STATUTE, COMMUNICATION OR OTHERWISE. BROADCOM + * SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS + * FOR A SPECIFIC PURPOSE OR NONINFRINGEMENT CONCERNING THIS SOFTWARE. + * $Id: bcmdevs.h,v 1.1.1.17 2006/04/15 01:29:08 michael Exp $ + */ + +#ifndef _BCMDEVS_H +#define _BCMDEVS_H + +#include "bcm4710.h" + +/* Known PCI vendor Id's */ +#define VENDOR_EPIGRAM 0xfeda +#define VENDOR_BROADCOM 0x14e4 +#define VENDOR_3COM 0x10b7 +#define VENDOR_NETGEAR 0x1385 +#define VENDOR_DIAMOND 0x1092 +#define VENDOR_DELL 0x1028 +#define VENDOR_HP 0x0e11 +#define VENDOR_APPLE 0x106b + +/* PCI Device Id's */ +#define BCM4210_DEVICE_ID 0x1072 /* never used */ +#define BCM4211_DEVICE_ID 0x4211 +#define BCM4230_DEVICE_ID 0x1086 /* never used */ +#define BCM4231_DEVICE_ID 0x4231 + +#define BCM4410_DEVICE_ID 0x4410 /* bcm44xx family pci iline */ +#define BCM4430_DEVICE_ID 0x4430 /* bcm44xx family cardbus iline */ +#define BCM4412_DEVICE_ID 0x4412 /* bcm44xx family pci enet */ +#define BCM4432_DEVICE_ID 0x4432 /* bcm44xx family cardbus enet */ + +#define BCM3352_DEVICE_ID 0x3352 /* bcm3352 device id */ +#define BCM3360_DEVICE_ID 0x3360 /* bcm3360 device id */ + +#define EPI41210_DEVICE_ID 0xa0fa /* bcm4210 */ +#define EPI41230_DEVICE_ID 0xa10e /* bcm4230 */ + +#define BCM47XX_ILINE_ID 0x4711 /* 47xx iline20 */ +#define BCM47XX_V90_ID 0x4712 /* 47xx v90 codec */ +#define BCM47XX_ENET_ID 0x4713 /* 47xx enet */ +#define BCM47XX_EXT_ID 0x4714 /* 47xx external i/f */ +#define BCM47XX_USB_ID 0x4715 /* 47xx usb */ +#define BCM47XX_USBH_ID 0x4716 /* 47xx usb host */ +#define BCM47XX_USBD_ID 0x4717 /* 47xx usb device */ +#define BCM47XX_IPSEC_ID 0x4718 /* 47xx ipsec */ +#define BCM47XX_ROBO_ID 0x4719 /* 47xx/53xx roboswitch core */ +#define BCM47XX_USB20H_ID 0x471a /* 47xx usb 2.0 host */ +#define BCM47XX_USB20D_ID 0x471b /* 47xx usb 2.0 device */ +#define BCM47XX_ATA100_ID 0x471d /* 47xx parallel ATA */ +#define BCM47XX_SATAXOR_ID 0x471e /* 47xx serial ATA & XOR DMA */ +#define BCM47XX_GIGETH_ID 0x471f /* 47xx GbE (5700) */ + +#define BCM47XX_SMBUS_EMU_ID 0x47fe /* 47xx emulated SMBus device */ +#define BCM47XX_XOR_EMU_ID 0x47ff /* 47xx emulated XOR engine */ + +#define BCM4710_CHIP_ID 0x4710 /* 4710 chipid returned by sb_chip() */ +#define BCM4710_DEVICE_ID 0x4710 /* 4710 primary function 0 */ + +#define BCM4402_CHIP_ID 0x4402 /* 4402 chipid */ +#define BCM4402_ENET_ID 0x4402 /* 4402 enet */ +#define BCM4402_V90_ID 0x4403 /* 4402 v90 codec */ +#define BCM4401_ENET_ID 0x170c /* 4401b0 production enet cards */ + +#define BCM4306_CHIP_ID 0x4306 /* 4306 chipcommon chipid */ +#define BCM4306_D11G_ID 0x4320 /* 4306 802.11g */ +#define BCM4306_D11G_ID2 0x4325 +#define BCM4306_D11A_ID 0x4321 /* 4306 802.11a */ +#define BCM4306_UART_ID 0x4322 /* 4306 uart */ +#define BCM4306_V90_ID 0x4323 /* 4306 v90 codec */ +#define BCM4306_D11DUAL_ID 0x4324 /* 4306 dual A+B */ + +#define BCM4309_PKG_ID 1 /* 4309 package id */ + +#define BCM4311_CHIP_ID 0x4311 /* 4311 PCIe 802.11a/b/g */ +#define BCM4311_D11G_ID 0x4311 /* 4311 802.11b/g id */ +#define BCM4311_D11DUAL_ID 0x4312 /* 4311 802.11a/b/g id */ +#define BCM4311_D11A_ID 0x4313 /* 4311 802.11a id */ + +#define BCM4303_D11B_ID 0x4303 /* 4303 802.11b */ +#define BCM4303_PKG_ID 2 /* 4303 package id */ + +#define BCMGPRS_UART_ID 0x4333 /* Uart id used by 4306/gprs card */ +#define BCMGPRS2_UART_ID 0x4344 /* Uart id used by 4306/gprs card */ + +#define BCM4704_CHIP_ID 0x4704 /* 4704 chipcommon chipid */ +#define BCM4704_ENET_ID 0x4706 /* 4704 enet (Use 47XX_ENET_ID instead!) */ + +#define BCM4318_CHIP_ID 0x4318 /* 4318 chip common chipid */ +#define BCM4318_D11G_ID 0x4318 /* 4318 802.11b/g id */ +#define BCM4318_D11DUAL_ID 0x4319 /* 4318 802.11a/b/g id */ +#define BCM4318_D11A_ID 0x431a /* 4318 802.11a id */ + +#define BCM4321_CHIP_ID 0x4321 /* 4321 chip common chipid */ +#define BCM4321_D11N_ID 0x4328 /* 4321 802.11n dualband id */ +#define BCM4321_D11N2G_ID 0x4329 /* 4321 802.11n 2.4Hgz band id */ +#define BCM4321_D11N5G_ID 0x432a /* 4321 802.11n 5Ghz band id */ + +#define BCM4331_CHIP_ID 0x4331 /* 4331 chip common chipid */ +#define BCM4331_D11N2G_ID 0x4330 /* 4331 802.11n 2.4Ghz band id */ +#define BCM4331_D11N_ID 0x4331 /* 4331 802.11n dualband id */ +#define BCM4331_D11N5G_ID 0x4332 /* 4331 802.11n 5Ghz band id */ + +#define HDLSIM5350_PKG_ID 1 /* HDL simulator package id for a 5350 */ +#define HDLSIM_PKG_ID 14 /* HDL simulator package id */ +#define HWSIM_PKG_ID 15 /* Hardware simulator package id */ + +#define BCM4712_CHIP_ID 0x4712 /* 4712 chipcommon chipid */ +#define BCM4712_MIPS_ID 0x4720 /* 4712 base devid */ +#define BCM4712LARGE_PKG_ID 0 /* 340pin 4712 package id */ +#define BCM4712SMALL_PKG_ID 1 /* 200pin 4712 package id */ +#define BCM4712MID_PKG_ID 2 /* 225pin 4712 package id */ + +#define BCM5365_CHIP_ID 0x5365 /* 5365 chipcommon chipid */ +#define BCM5350_CHIP_ID 0x5350 /* bcm5350 chipcommon chipid */ +#define BCM5352_CHIP_ID 0x5352 /* bcm5352 chipcommon chipid */ + +#define BCM4320_CHIP_ID 0x4320 /* bcm4320 chipcommon chipid */ + +#define BCM4328_CHIP_ID 0x4328 /* bcm4328 chipcommon chipid */ + +#define FPGA_JTAGM_ID 0x43f0 /* FPGA jtagm device id */ +#define BCM43XX_JTAGM_ID 0x43f1 /* 43xx jtagm device id */ +#define BCM43XXOLD_JTAGM_ID 0x4331 /* 43xx old jtagm device id */ + +#define SDIOH_FPGA_ID 0x43f2 /* sdio host fpga */ +#define SDIOD_FPGA_ID 0x43f4 /* sdio device fpga */ + +#define MIMO_FPGA_ID 0x43f8 /* FPGA mimo minimacphy device id */ + +#define BCM4785_CHIP_ID 0x4785 /* 4785 chipcommon chipid */ + +/* PCMCIA vendor Id's */ + +#define VENDOR_BROADCOM_PCMCIA 0x02d0 + +/* SDIO vendor Id's */ +#define VENDOR_BROADCOM_SDIO 0x00BF + + +/* boardflags */ +#define BFL_BTCOEXIST 0x0001 /* This board implements Bluetooth coexistance */ +#define BFL_PACTRL 0x0002 /* This board has gpio 9 controlling the PA */ +#define BFL_AIRLINEMODE 0x0004 /* This board implements gpio13 radio disable indication */ +#define BFL_ENETROBO 0x0010 /* This board has robo switch or core */ +#define BFL_CCKHIPWR 0x0040 /* Can do high-power CCK transmission */ +#define BFL_ENETADM 0x0080 /* This board has ADMtek switch */ +#define BFL_ENETVLAN 0x0100 /* This board has vlan capability */ +#define BFL_AFTERBURNER 0x0200 /* This board supports Afterburner mode */ +#define BFL_NOPCI 0x0400 /* This board leaves PCI floating */ +#define BFL_FEM 0x0800 /* This board supports the Front End Module */ +#define BFL_EXTLNA 0x1000 /* This board has an external LNA */ +#define BFL_HGPA 0x2000 /* This board has a high gain PA */ +#define BFL_BTCMOD 0x4000 /* This board' BTCOEXIST is in the alternate gpios */ +#define BFL_ALTIQ 0x8000 /* Alternate I/Q settings */ + +/* boardflags2 */ +#define BFL2_RXBB_INT_REG_DIS 0x00000001 /* This board has an external rxbb regulator */ +#define BFL2_SSWITCH_AVAIL 0x00000002 /* This board has a superswitch for > 2 antennas */ +#define BFL2_TXPWRCTRL_EN 0x00000004 /* This board permits TX Power Control to be enabled */ + +/* board specific GPIO assignment, gpio 0-3 are also customer-configurable led */ +#define BOARD_GPIO_BTCMOD_IN 0x010 /* bit 4 is the alternate BT Coexistance Input */ +#define BOARD_GPIO_BTCMOD_OUT 0x020 /* bit 5 is the alternate BT Coexistance Out */ +#define BOARD_GPIO_BTC_IN 0x080 /* bit 7 is BT Coexistance Input */ +#define BOARD_GPIO_BTC_OUT 0x100 /* bit 8 is BT Coexistance Out */ +#define BOARD_GPIO_PACTRL 0x200 /* bit 9 controls the PA on new 4306 boards */ +#define PCI_CFG_GPIO_SCS 0x10 /* PCI config space bit 4 for 4306c0 slow clock source */ +#define PCI_CFG_GPIO_HWRAD 0x20 /* PCI config space GPIO 13 for hw radio disable */ +#define PCI_CFG_GPIO_XTAL 0x40 /* PCI config space GPIO 14 for Xtal powerup */ +#define PCI_CFG_GPIO_PLL 0x80 /* PCI config space GPIO 15 for PLL powerdown */ + +/* power control defines */ +#define PLL_DELAY 150 /* us pll on delay */ +#define FREF_DELAY 200 /* us fref change delay */ +#define MIN_SLOW_CLK 32 /* us Slow clock period */ +#define XTAL_ON_DELAY 1000 /* us crystal power-on delay */ + +/* Reference Board Types */ + +#define BU4710_BOARD 0x0400 +#define VSIM4710_BOARD 0x0401 +#define QT4710_BOARD 0x0402 + +#define BU4309_BOARD 0x040a +#define BCM94309CB_BOARD 0x040b +#define BCM94309MP_BOARD 0x040c +#define BCM4309AP_BOARD 0x040d + +#define BCM94302MP_BOARD 0x040e + +#define BU4306_BOARD 0x0416 +#define BCM94306CB_BOARD 0x0417 +#define BCM94306MP_BOARD 0x0418 + +#define BCM94710D_BOARD 0x041a +#define BCM94710R1_BOARD 0x041b +#define BCM94710R4_BOARD 0x041c +#define BCM94710AP_BOARD 0x041d + +#define BU2050_BOARD 0x041f + + +#define BCM94309G_BOARD 0x0421 + +#define BU4704_BOARD 0x0423 +#define BU4702_BOARD 0x0424 + +#define BCM94306PC_BOARD 0x0425 /* pcmcia 3.3v 4306 card */ + + +#define BCM94702MN_BOARD 0x0428 + +/* BCM4702 1U CompactPCI Board */ +#define BCM94702CPCI_BOARD 0x0429 + +/* BCM4702 with BCM95380 VLAN Router */ +#define BCM95380RR_BOARD 0x042a + +/* cb4306 with SiGe PA */ +#define BCM94306CBSG_BOARD 0x042b + +/* cb4306 with SiGe PA */ +#define PCSG94306_BOARD 0x042d + +/* bu4704 with sdram */ +#define BU4704SD_BOARD 0x042e + +/* Dual 11a/11g Router */ +#define BCM94704AGR_BOARD 0x042f + +/* 11a-only minipci */ +#define BCM94308MP_BOARD 0x0430 + + + +#define BU4712_BOARD 0x0444 +#define BU4712SD_BOARD 0x045d +#define BU4712L_BOARD 0x045f + +/* BCM4712 boards */ +#define BCM94712AP_BOARD 0x0445 +#define BCM94712P_BOARD 0x0446 + +/* BCM4318 boards */ +#define BU4318_BOARD 0x0447 +#define CB4318_BOARD 0x0448 +#define MPG4318_BOARD 0x0449 +#define MP4318_BOARD 0x044a +#define SD4318_BOARD 0x044b + +/* BCM63XX boards */ +#define BCM96338_BOARD 0x6338 +#define BCM96348_BOARD 0x6348 + +/* Another mp4306 with SiGe */ +#define BCM94306P_BOARD 0x044c + +/* mp4303 */ +#define BCM94303MP_BOARD 0x044e + +/* mpsgh4306 */ +#define BCM94306MPSGH_BOARD 0x044f + +/* BRCM 4306 w/ Front End Modules */ +#define BCM94306MPM 0x0450 +#define BCM94306MPL 0x0453 + +/* 4712agr */ +#define BCM94712AGR_BOARD 0x0451 + +/* pcmcia 4303 */ +#define PC4303_BOARD 0x0454 + +/* 5350K */ +#define BCM95350K_BOARD 0x0455 + +/* 5350R */ +#define BCM95350R_BOARD 0x0456 + +/* 4306mplna */ +#define BCM94306MPLNA_BOARD 0x0457 + +/* 4320 boards */ +#define BU4320_BOARD 0x0458 +#define BU4320S_BOARD 0x0459 +#define BCM94320PH_BOARD 0x045a + +/* 4306mph */ +#define BCM94306MPH_BOARD 0x045b + +/* 4306pciv */ +#define BCM94306PCIV_BOARD 0x045c + +#define BU4712SD_BOARD 0x045d + +#define BCM94320PFLSH_BOARD 0x045e + +#define BU4712L_BOARD 0x045f +#define BCM94712LGR_BOARD 0x0460 +#define BCM94320R_BOARD 0x0461 + +#define BU5352_BOARD 0x0462 + +#define BCM94318MPGH_BOARD 0x0463 + +#define BU4311_BOARD 0x0464 +#define BCM94311MC_BOARD 0x0465 +#define BCM94311MCAG_BOARD 0x0466 + +#define BCM95352GR_BOARD 0x0467 + +/* bcm95351agr */ +#define BCM95351AGR_BOARD 0x0470 + +/* bcm94704mpcb */ +#define BCM94704MPCB_BOARD 0x0472 + +/* 4785 boards */ +#define BU4785_BOARD 0x0478 + +/* 4321 boards */ +#define BU4321_BOARD 0x046b +#define BU4321E_BOARD 0x047c +#define MP4321_BOARD 0x046c +#define CB2_4321_BOARD 0x046d +#define MC4321_BOARD 0x046e + +/* # of GPIO pins */ +#define GPIO_NUMPINS 16 + +/* radio ID codes */ +#define NORADIO_ID 0xe4f5 +#define NORADIO_IDCODE 0x4e4f5246 + +#define BCM2050_ID 0x2050 +#define BCM2050_IDCODE 0x02050000 +#define BCM2050A0_IDCODE 0x1205017f +#define BCM2050A1_IDCODE 0x2205017f +#define BCM2050R8_IDCODE 0x8205017f + +#define BCM2055_ID 0x2055 +#define BCM2055_IDCODE 0x02055000 +#define BCM2055A0_IDCODE 0x1205517f + +#define BCM2060_ID 0x2060 +#define BCM2060_IDCODE 0x02060000 +#define BCM2060WW_IDCODE 0x1206017f + +#define BCM2062_ID 0x2062 +#define BCM2062_IDCODE 0x02062000 +#define BCM2062A0_IDCODE 0x0206217f + +/* parts of an idcode: */ +#define IDCODE_MFG_MASK 0x00000fff +#define IDCODE_MFG_SHIFT 0 +#define IDCODE_ID_MASK 0x0ffff000 +#define IDCODE_ID_SHIFT 12 +#define IDCODE_REV_MASK 0xf0000000 +#define IDCODE_REV_SHIFT 28 + +#endif /* _BCMDEVS_H */ diff --git a/target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/bcmdevs1.h b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/bcmdevs1.h new file mode 100644 index 0000000000..4c21d141f3 --- /dev/null +++ b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/bcmdevs1.h @@ -0,0 +1,391 @@ +/* + * Broadcom device-specific manifest constants. + * + * Copyright 2005, Broadcom Corporation + * All Rights Reserved. + * + * THIS SOFTWARE IS OFFERED "AS IS", AND BROADCOM GRANTS NO WARRANTIES OF ANY + * KIND, EXPRESS OR IMPLIED, BY STATUTE, COMMUNICATION OR OTHERWISE. BROADCOM + * SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS + * FOR A SPECIFIC PURPOSE OR NONINFRINGEMENT CONCERNING THIS SOFTWARE. + * $Id$ + */ + +#ifndef _BCMDEVS_H +#define _BCMDEVS_H + + +/* Known PCI vendor Id's */ +#define VENDOR_EPIGRAM 0xfeda +#define VENDOR_BROADCOM 0x14e4 +#define VENDOR_3COM 0x10b7 +#define VENDOR_NETGEAR 0x1385 +#define VENDOR_DIAMOND 0x1092 +#define VENDOR_DELL 0x1028 +#define VENDOR_HP 0x0e11 +#define VENDOR_APPLE 0x106b + +/* PCI Device Id's */ +#define BCM4210_DEVICE_ID 0x1072 /* never used */ +#define BCM4211_DEVICE_ID 0x4211 +#define BCM4230_DEVICE_ID 0x1086 /* never used */ +#define BCM4231_DEVICE_ID 0x4231 + +#define BCM4410_DEVICE_ID 0x4410 /* bcm44xx family pci iline */ +#define BCM4430_DEVICE_ID 0x4430 /* bcm44xx family cardbus iline */ +#define BCM4412_DEVICE_ID 0x4412 /* bcm44xx family pci enet */ +#define BCM4432_DEVICE_ID 0x4432 /* bcm44xx family cardbus enet */ + +#define BCM3352_DEVICE_ID 0x3352 /* bcm3352 device id */ +#define BCM3360_DEVICE_ID 0x3360 /* bcm3360 device id */ + +#define EPI41210_DEVICE_ID 0xa0fa /* bcm4210 */ +#define EPI41230_DEVICE_ID 0xa10e /* bcm4230 */ + +#define BCM47XX_ILINE_ID 0x4711 /* 47xx iline20 */ +#define BCM47XX_V90_ID 0x4712 /* 47xx v90 codec */ +#define BCM47XX_ENET_ID 0x4713 /* 47xx enet */ +#define BCM47XX_EXT_ID 0x4714 /* 47xx external i/f */ +#define BCM47XX_USB_ID 0x4715 /* 47xx usb */ +#define BCM47XX_USBH_ID 0x4716 /* 47xx usb host */ +#define BCM47XX_USBD_ID 0x4717 /* 47xx usb device */ +#define BCM47XX_IPSEC_ID 0x4718 /* 47xx ipsec */ +#define BCM47XX_ROBO_ID 0x4719 /* 47xx/53xx roboswitch core */ +#define BCM47XX_USB20H_ID 0x471a /* 47xx usb 2.0 host */ +#define BCM47XX_USB20D_ID 0x471b /* 47xx usb 2.0 device */ + +#define BCM4710_DEVICE_ID 0x4710 /* 4710 primary function 0 */ + +#define BCM4610_DEVICE_ID 0x4610 /* 4610 primary function 0 */ +#define BCM4610_ILINE_ID 0x4611 /* 4610 iline100 */ +#define BCM4610_V90_ID 0x4612 /* 4610 v90 codec */ +#define BCM4610_ENET_ID 0x4613 /* 4610 enet */ +#define BCM4610_EXT_ID 0x4614 /* 4610 external i/f */ +#define BCM4610_USB_ID 0x4615 /* 4610 usb */ + +#define BCM4402_DEVICE_ID 0x4402 /* 4402 primary function 0 */ +#define BCM4402_ENET_ID 0x4402 /* 4402 enet */ +#define BCM4402_V90_ID 0x4403 /* 4402 v90 codec */ +#define BCM4401_ENET_ID 0x170c /* 4401b0 production enet cards */ + +#define BCM4301_DEVICE_ID 0x4301 /* 4301 primary function 0 */ +#define BCM4301_D11B_ID 0x4301 /* 4301 802.11b */ + +#define BCM4307_DEVICE_ID 0x4307 /* 4307 primary function 0 */ +#define BCM4307_V90_ID 0x4305 /* 4307 v90 codec */ +#define BCM4307_ENET_ID 0x4306 /* 4307 enet */ +#define BCM4307_D11B_ID 0x4307 /* 4307 802.11b */ + +#define BCM4306_DEVICE_ID 0x4306 /* 4306 chipcommon chipid */ +#define BCM4306_D11G_ID 0x4320 /* 4306 802.11g */ +#define BCM4306_D11G_ID2 0x4325 +#define BCM4306_D11A_ID 0x4321 /* 4306 802.11a */ +#define BCM4306_UART_ID 0x4322 /* 4306 uart */ +#define BCM4306_V90_ID 0x4323 /* 4306 v90 codec */ +#define BCM4306_D11DUAL_ID 0x4324 /* 4306 dual A+B */ + +#define BCM4309_PKG_ID 1 /* 4309 package id */ + +#define BCM4303_D11B_ID 0x4303 /* 4303 802.11b */ +#define BCM4303_PKG_ID 2 /* 4303 package id */ + +#define BCM4310_DEVICE_ID 0x4310 /* 4310 chipcommon chipid */ +#define BCM4310_D11B_ID 0x4311 /* 4310 802.11b */ +#define BCM4310_UART_ID 0x4312 /* 4310 uart */ +#define BCM4310_ENET_ID 0x4313 /* 4310 enet */ +#define BCM4310_USB_ID 0x4315 /* 4310 usb */ + +#define BCMGPRS_UART_ID 0x4333 /* Uart id used by 4306/gprs card */ +#define BCMGPRS2_UART_ID 0x4344 /* Uart id used by 4306/gprs card */ + + +#define BCM4704_DEVICE_ID 0x4704 /* 4704 chipcommon chipid */ +#define BCM4704_ENET_ID 0x4706 /* 4704 enet (Use 47XX_ENET_ID instead!) */ + +#define BCM4317_DEVICE_ID 0x4317 /* 4317 chip common chipid */ + +#define BCM4318_DEVICE_ID 0x4318 /* 4318 chip common chipid */ +#define BCM4318_D11G_ID 0x4318 /* 4318 801.11b/g id */ +#define BCM4318_D11DUAL_ID 0x4319 /* 4318 801.11a/b/g id */ +#define BCM4318_JTAGM_ID 0x4331 /* 4318 jtagm device id */ + +#define FPGA_JTAGM_ID 0x4330 /* ??? */ + +/* Address map */ +#define BCM4710_SDRAM 0x00000000 /* Physical SDRAM */ +#define BCM4710_PCI_MEM 0x08000000 /* Host Mode PCI memory access space (64 MB) */ +#define BCM4710_PCI_CFG 0x0c000000 /* Host Mode PCI configuration space (64 MB) */ +#define BCM4710_PCI_DMA 0x40000000 /* Client Mode PCI memory access space (1 GB) */ +#define BCM4710_SDRAM_SWAPPED 0x10000000 /* Byteswapped Physical SDRAM */ +#define BCM4710_ENUM 0x18000000 /* Beginning of core enumeration space */ + +/* Core register space */ +#define BCM4710_REG_SDRAM 0x18000000 /* SDRAM core registers */ +#define BCM4710_REG_ILINE20 0x18001000 /* InsideLine20 core registers */ +#define BCM4710_REG_EMAC0 0x18002000 /* Ethernet MAC 0 core registers */ +#define BCM4710_REG_CODEC 0x18003000 /* Codec core registers */ +#define BCM4710_REG_USB 0x18004000 /* USB core registers */ +#define BCM4710_REG_PCI 0x18005000 /* PCI core registers */ +#define BCM4710_REG_MIPS 0x18006000 /* MIPS core registers */ +#define BCM4710_REG_EXTIF 0x18007000 /* External Interface core registers */ +#define BCM4710_REG_EMAC1 0x18008000 /* Ethernet MAC 1 core registers */ + +#define BCM4710_EXTIF 0x1f000000 /* External Interface base address */ +#define BCM4710_PCMCIA_MEM 0x1f000000 /* External Interface PCMCIA memory access */ +#define BCM4710_PCMCIA_IO 0x1f100000 /* PCMCIA I/O access */ +#define BCM4710_PCMCIA_CONF 0x1f200000 /* PCMCIA configuration */ +#define BCM4710_PROG 0x1f800000 /* Programable interface */ +#define BCM4710_FLASH 0x1fc00000 /* Flash */ + +#define BCM4710_EJTAG 0xff200000 /* MIPS EJTAG space (2M) */ + +#define BCM4710_UART (BCM4710_REG_EXTIF + 0x00000300) + +#define BCM4710_EUART (BCM4710_EXTIF + 0x00800000) +#define BCM4710_LED (BCM4710_EXTIF + 0x00900000) + +#define BCM4712_DEVICE_ID 0x4712 /* 4712 chipcommon chipid */ +#define BCM4712_MIPS_ID 0x4720 /* 4712 base devid */ +#define BCM4712LARGE_PKG_ID 0 /* 340pin 4712 package id */ +#define BCM4712SMALL_PKG_ID 1 /* 200pin 4712 package id */ +#define BCM4712MID_PKG_ID 2 /* 225pin 4712 package id */ + +#define SDIOH_FPGA_ID 0x4380 /* sdio host fpga */ + +#define BCM5365_DEVICE_ID 0x5365 /* 5365 chipcommon chipid */ +#define BCM5350_DEVICE_ID 0x5350 /* bcm5350 chipcommon chipid */ +#define BCM5352_DEVICE_ID 0x5352 /* bcm5352 chipcommon chipid */ + +#define BCM4320_DEVICE_ID 0x4320 /* bcm4320 chipcommon chipid */ + +/* PCMCIA vendor Id's */ + +#define VENDOR_BROADCOM_PCMCIA 0x02d0 + +/* SDIO vendor Id's */ +#define VENDOR_BROADCOM_SDIO 0x00BF + + +/* boardflags */ +#define BFL_BTCOEXIST 0x0001 /* This board implements Bluetooth coexistance */ +#define BFL_PACTRL 0x0002 /* This board has gpio 9 controlling the PA */ +#define BFL_AIRLINEMODE 0x0004 /* This board implements gpio13 radio disable indication */ +#define BFL_ENETROBO 0x0010 /* This board has robo switch or core */ +#define BFL_CCKHIPWR 0x0040 /* Can do high-power CCK transmission */ +#define BFL_ENETADM 0x0080 /* This board has ADMtek switch */ +#define BFL_ENETVLAN 0x0100 /* This board has vlan capability */ +#define BFL_AFTERBURNER 0x0200 /* This board supports Afterburner mode */ +#define BFL_NOPCI 0x0400 /* This board leaves PCI floating */ +#define BFL_FEM 0x0800 /* This board supports the Front End Module */ +#define BFL_EXTLNA 0x1000 /* This board has an external LNA */ +#define BFL_HGPA 0x2000 /* This board has a high gain PA */ +#define BFL_BTCMOD 0x4000 /* This board' BTCOEXIST is in the alternate gpios */ +#define BFL_ALTIQ 0x8000 /* Alternate I/Q settings */ + +/* board specific GPIO assignment, gpio 0-3 are also customer-configurable led */ +#define BOARD_GPIO_HWRAD_B 0x010 /* bit 4 is HWRAD input on 4301 */ +#define BOARD_GPIO_BTCMOD_IN 0x010 /* bit 4 is the alternate BT Coexistance Input */ +#define BOARD_GPIO_BTCMOD_OUT 0x020 /* bit 5 is the alternate BT Coexistance Out */ +#define BOARD_GPIO_BTC_IN 0x080 /* bit 7 is BT Coexistance Input */ +#define BOARD_GPIO_BTC_OUT 0x100 /* bit 8 is BT Coexistance Out */ +#define BOARD_GPIO_PACTRL 0x200 /* bit 9 controls the PA on new 4306 boards */ +#define PCI_CFG_GPIO_SCS 0x10 /* PCI config space bit 4 for 4306c0 slow clock source */ +#define PCI_CFG_GPIO_HWRAD 0x20 /* PCI config space GPIO 13 for hw radio disable */ +#define PCI_CFG_GPIO_XTAL 0x40 /* PCI config space GPIO 14 for Xtal powerup */ +#define PCI_CFG_GPIO_PLL 0x80 /* PCI config space GPIO 15 for PLL powerdown */ + +/* Bus types */ +#define SB_BUS 0 /* Silicon Backplane */ +#define PCI_BUS 1 /* PCI target */ +#define PCMCIA_BUS 2 /* PCMCIA target */ +#define SDIO_BUS 3 /* SDIO target */ +#define JTAG_BUS 4 /* JTAG */ + +/* Allows optimization for single-bus support */ +#ifdef BCMBUSTYPE +#define BUSTYPE(bus) (BCMBUSTYPE) +#else +#define BUSTYPE(bus) (bus) +#endif + +/* power control defines */ +#define PLL_DELAY 150 /* us pll on delay */ +#define FREF_DELAY 200 /* us fref change delay */ +#define MIN_SLOW_CLK 32 /* us Slow clock period */ +#define XTAL_ON_DELAY 1000 /* us crystal power-on delay */ + +/* Reference Board Types */ + +#define BU4710_BOARD 0x0400 +#define VSIM4710_BOARD 0x0401 +#define QT4710_BOARD 0x0402 + +#define BU4610_BOARD 0x0403 +#define VSIM4610_BOARD 0x0404 + +#define BU4307_BOARD 0x0405 +#define BCM94301CB_BOARD 0x0406 +#define BCM94301PC_BOARD 0x0406 /* Pcmcia 5v card */ +#define BCM94301MP_BOARD 0x0407 +#define BCM94307MP_BOARD 0x0408 +#define BCMAP4307_BOARD 0x0409 + +#define BU4309_BOARD 0x040a +#define BCM94309CB_BOARD 0x040b +#define BCM94309MP_BOARD 0x040c +#define BCM4309AP_BOARD 0x040d + +#define BCM94302MP_BOARD 0x040e + +#define VSIM4310_BOARD 0x040f +#define BU4711_BOARD 0x0410 +#define BCM94310U_BOARD 0x0411 +#define BCM94310AP_BOARD 0x0412 +#define BCM94310MP_BOARD 0x0414 + +#define BU4306_BOARD 0x0416 +#define BCM94306CB_BOARD 0x0417 +#define BCM94306MP_BOARD 0x0418 + +#define BCM94710D_BOARD 0x041a +#define BCM94710R1_BOARD 0x041b +#define BCM94710R4_BOARD 0x041c +#define BCM94710AP_BOARD 0x041d + + +#define BU2050_BOARD 0x041f + + +#define BCM94309G_BOARD 0x0421 + +#define BCM94301PC3_BOARD 0x0422 /* Pcmcia 3.3v card */ + +#define BU4704_BOARD 0x0423 +#define BU4702_BOARD 0x0424 + +#define BCM94306PC_BOARD 0x0425 /* pcmcia 3.3v 4306 card */ + +#define BU4317_BOARD 0x0426 + + +#define BCM94702MN_BOARD 0x0428 + +/* BCM4702 1U CompactPCI Board */ +#define BCM94702CPCI_BOARD 0x0429 + +/* BCM4702 with BCM95380 VLAN Router */ +#define BCM95380RR_BOARD 0x042a + +/* cb4306 with SiGe PA */ +#define BCM94306CBSG_BOARD 0x042b + +/* mp4301 with 2050 radio */ +#define BCM94301MPL_BOARD 0x042c + +/* cb4306 with SiGe PA */ +#define PCSG94306_BOARD 0x042d + +/* bu4704 with sdram */ +#define BU4704SD_BOARD 0x042e + +/* Dual 11a/11g Router */ +#define BCM94704AGR_BOARD 0x042f + +/* 11a-only minipci */ +#define BCM94308MP_BOARD 0x0430 + + + +/* BCM94317 boards */ +#define BCM94317CB_BOARD 0x0440 +#define BCM94317MP_BOARD 0x0441 +#define BCM94317PCMCIA_BOARD 0x0442 +#define BCM94317SDIO_BOARD 0x0443 + +#define BU4712_BOARD 0x0444 +#define BU4712SD_BOARD 0x045d +#define BU4712L_BOARD 0x045f + +/* BCM4712 boards */ +#define BCM94712AP_BOARD 0x0445 +#define BCM94712P_BOARD 0x0446 + +/* BCM4318 boards */ +#define BU4318_BOARD 0x0447 +#define CB4318_BOARD 0x0448 +#define MPG4318_BOARD 0x0449 +#define MP4318_BOARD 0x044a +#define SD4318_BOARD 0x044b + +/* BCM63XX boards */ +#define BCM96338_BOARD 0x6338 +#define BCM96345_BOARD 0x6345 +#define BCM96348_BOARD 0x6348 + +/* Another mp4306 with SiGe */ +#define BCM94306P_BOARD 0x044c + +/* CF-like 4317 modules */ +#define BCM94317CF_BOARD 0x044d + +/* mp4303 */ +#define BCM94303MP_BOARD 0x044e + +/* mpsgh4306 */ +#define BCM94306MPSGH_BOARD 0x044f + +/* BRCM 4306 w/ Front End Modules */ +#define BCM94306MPM 0x0450 +#define BCM94306MPL 0x0453 + +/* 4712agr */ +#define BCM94712AGR_BOARD 0x0451 + +/* The real CF 4317 board */ +#define CFI4317_BOARD 0x0452 + +/* pcmcia 4303 */ +#define PC4303_BOARD 0x0454 + +/* 5350K */ +#define BCM95350K_BOARD 0x0455 + +/* 5350R */ +#define BCM95350R_BOARD 0x0456 + +/* 4306mplna */ +#define BCM94306MPLNA_BOARD 0x0457 + +/* 4320 boards */ +#define BU4320_BOARD 0x0458 +#define BU4320S_BOARD 0x0459 +#define BCM94320PH_BOARD 0x045a + +/* 4306mph */ +#define BCM94306MPH_BOARD 0x045b + +/* 4306pciv */ +#define BCM94306PCIV_BOARD 0x045c + +#define BU4712SD_BOARD 0x045d + +#define BCM94320PFLSH_BOARD 0x045e + +#define BU4712L_BOARD 0x045f +#define BCM94712LGR_BOARD 0x0460 +#define BCM94320R_BOARD 0x0461 + +#define BU5352_BOARD 0x0462 + +#define BCM94318MPGH_BOARD 0x0463 + + +#define BCM95352GR_BOARD 0x0467 + +/* bcm95351agr */ +#define BCM95351AGR_BOARD 0x0470 + +/* # of GPIO pins */ +#define GPIO_NUMPINS 16 + +#endif /* _BCMDEVS_H */ diff --git a/target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/bcmendian.h b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/bcmendian.h new file mode 100644 index 0000000000..906129c82e --- /dev/null +++ b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/bcmendian.h @@ -0,0 +1,198 @@ +/* + * local version of endian.h - byte order defines + * + * Copyright 2006, Broadcom Corporation + * All Rights Reserved. + * + * THIS SOFTWARE IS OFFERED "AS IS", AND BROADCOM GRANTS NO WARRANTIES OF ANY + * KIND, EXPRESS OR IMPLIED, BY STATUTE, COMMUNICATION OR OTHERWISE. BROADCOM + * SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS + * FOR A SPECIFIC PURPOSE OR NONINFRINGEMENT CONCERNING THIS SOFTWARE. + * + * $Id: bcmendian.h,v 1.1.1.10 2006/02/27 03:43:16 honor Exp $ +*/ + +#ifndef _BCMENDIAN_H_ +#define _BCMENDIAN_H_ + +#include <typedefs.h> + +/* Byte swap a 16 bit value */ +#define BCMSWAP16(val) \ + ((uint16)(\ + (((uint16)(val) & (uint16)0x00ffU) << 8) | \ + (((uint16)(val) & (uint16)0xff00U) >> 8))) + +/* Byte swap a 32 bit value */ +#define BCMSWAP32(val) \ + ((uint32)(\ + (((uint32)(val) & (uint32)0x000000ffUL) << 24) | \ + (((uint32)(val) & (uint32)0x0000ff00UL) << 8) | \ + (((uint32)(val) & (uint32)0x00ff0000UL) >> 8) | \ + (((uint32)(val) & (uint32)0xff000000UL) >> 24))) + +/* 2 Byte swap a 32 bit value */ +#define BCMSWAP32BY16(val) \ + ((uint32)(\ + (((uint32)(val) & (uint32)0x0000ffffUL) << 16) | \ + (((uint32)(val) & (uint32)0xffff0000UL) >> 16))) + + +static INLINE uint16 +bcmswap16(uint16 val) +{ + return BCMSWAP16(val); +} + +static INLINE uint32 +bcmswap32(uint32 val) +{ + return BCMSWAP32(val); +} + +static INLINE uint32 +bcmswap32by16(uint32 val) +{ + return BCMSWAP32BY16(val); +} + +/* buf - start of buffer of shorts to swap */ +/* len - byte length of buffer */ +static INLINE void +bcmswap16_buf(uint16 *buf, uint len) +{ + len = len/2; + + while (len--) { + *buf = bcmswap16(*buf); + buf++; + } +} + +#ifndef hton16 +#ifndef IL_BIGENDIAN +#define HTON16(i) BCMSWAP16(i) +#define hton16(i) bcmswap16(i) +#define hton32(i) bcmswap32(i) +#define ntoh16(i) bcmswap16(i) +#define ntoh32(i) bcmswap32(i) +#define ltoh16(i) (i) +#define ltoh32(i) (i) +#define htol16(i) (i) +#define htol32(i) (i) +#else +#define HTON16(i) (i) +#define hton16(i) (i) +#define hton32(i) (i) +#define ntoh16(i) (i) +#define ntoh32(i) (i) +#define ltoh16(i) bcmswap16(i) +#define ltoh32(i) bcmswap32(i) +#define htol16(i) bcmswap16(i) +#define htol32(i) bcmswap32(i) +#endif /* IL_BIGENDIAN */ +#endif /* hton16 */ + +#ifndef IL_BIGENDIAN +#define ltoh16_buf(buf, i) +#define htol16_buf(buf, i) +#else +#define ltoh16_buf(buf, i) bcmswap16_buf((uint16*)buf, i) +#define htol16_buf(buf, i) bcmswap16_buf((uint16*)buf, i) +#endif /* IL_BIGENDIAN */ + +/* +* store 16-bit value to unaligned little endian byte array. +*/ +static INLINE void +htol16_ua_store(uint16 val, uint8 *bytes) +{ + bytes[0] = val&0xff; + bytes[1] = val>>8; +} + +/* +* store 32-bit value to unaligned little endian byte array. +*/ +static INLINE void +htol32_ua_store(uint32 val, uint8 *bytes) +{ + bytes[0] = val&0xff; + bytes[1] = (val>>8)&0xff; + bytes[2] = (val>>16)&0xff; + bytes[3] = val>>24; +} + +/* +* store 16-bit value to unaligned network(big) endian byte array. +*/ +static INLINE void +hton16_ua_store(uint16 val, uint8 *bytes) +{ + bytes[1] = val&0xff; + bytes[0] = val>>8; +} + +/* +* store 32-bit value to unaligned network(big) endian byte array. +*/ +static INLINE void +hton32_ua_store(uint32 val, uint8 *bytes) +{ + bytes[3] = val&0xff; + bytes[2] = (val>>8)&0xff; + bytes[1] = (val>>16)&0xff; + bytes[0] = val>>24; +} + +/* +* load 16-bit value from unaligned little endian byte array. +*/ +static INLINE uint16 +ltoh16_ua(void *bytes) +{ + return (((uint8*)bytes)[1]<<8)+((uint8 *)bytes)[0]; +} + +/* +* load 32-bit value from unaligned little endian byte array. +*/ +static INLINE uint32 +ltoh32_ua(void *bytes) +{ + return (((uint8*)bytes)[3]<<24)+(((uint8*)bytes)[2]<<16)+ + (((uint8*)bytes)[1]<<8)+((uint8*)bytes)[0]; +} + +/* +* load 16-bit value from unaligned big(network) endian byte array. +*/ +static INLINE uint16 +ntoh16_ua(void *bytes) +{ + return (((uint8*)bytes)[0]<<8)+((uint8*)bytes)[1]; +} + +/* +* load 32-bit value from unaligned big(network) endian byte array. +*/ +static INLINE uint32 +ntoh32_ua(void *bytes) +{ + return (((uint8*)bytes)[0]<<24)+(((uint8*)bytes)[1]<<16)+ + (((uint8*)bytes)[2]<<8)+((uint8*)bytes)[3]; +} + +#define ltoh_ua(ptr) (\ + sizeof(*(ptr)) == sizeof(uint8) ? *(uint8 *)ptr : \ + sizeof(*(ptr)) == sizeof(uint16) ? (((uint8 *)ptr)[1]<<8)+((uint8 *)ptr)[0] : \ + (((uint8 *)ptr)[3]<<24)+(((uint8 *)ptr)[2]<<16)+(((uint8 *)ptr)[1]<<8)+((uint8 *)ptr)[0] \ +) + +#define ntoh_ua(ptr) (\ + sizeof(*(ptr)) == sizeof(uint8) ? *(uint8 *)ptr : \ + sizeof(*(ptr)) == sizeof(uint16) ? (((uint8 *)ptr)[0]<<8)+((uint8 *)ptr)[1] : \ + (((uint8 *)ptr)[0]<<24)+(((uint8 *)ptr)[1]<<16)+(((uint8 *)ptr)[2]<<8)+((uint8 *)ptr)[3] \ +) + +#endif /* _BCMENDIAN_H_ */ diff --git a/target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/bcmnvram.h b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/bcmnvram.h new file mode 100644 index 0000000000..c713b4be69 --- /dev/null +++ b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/bcmnvram.h @@ -0,0 +1,159 @@ +/* + * NVRAM variable manipulation + * + * Copyright 2006, Broadcom Corporation + * All Rights Reserved. + * + * THIS SOFTWARE IS OFFERED "AS IS", AND BROADCOM GRANTS NO WARRANTIES OF ANY + * KIND, EXPRESS OR IMPLIED, BY STATUTE, COMMUNICATION OR OTHERWISE. BROADCOM + * SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS + * FOR A SPECIFIC PURPOSE OR NONINFRINGEMENT CONCERNING THIS SOFTWARE. + * + * $Id: bcmnvram.h,v 1.17 2006/03/02 12:33:44 honor Exp $ + */ + +#ifndef _bcmnvram_h_ +#define _bcmnvram_h_ + +#ifndef _LANGUAGE_ASSEMBLY + +#include <typedefs.h> +#include <bcmdefs.h> + +struct nvram_header { + uint32 magic; + uint32 len; + uint32 crc_ver_init; /* 0:7 crc, 8:15 ver, 16:31 sdram_init */ + uint32 config_refresh; /* 0:15 sdram_config, 16:31 sdram_refresh */ + uint32 config_ncdl; /* ncdl values for memc */ +}; + +struct nvram_tuple { + char *name; + char *value; + struct nvram_tuple *next; +}; + +/* + * Initialize NVRAM access. May be unnecessary or undefined on certain + * platforms. + */ +extern int nvram_init(void *sbh); + +/* + * Disable NVRAM access. May be unnecessary or undefined on certain + * platforms. + */ +extern void nvram_exit(void *sbh); + +/* + * Get the value of an NVRAM variable. The pointer returned may be + * invalid after a set. + * @param name name of variable to get + * @return value of variable or NULL if undefined + */ +extern char * nvram_get(const char *name); + +/* + * Read the reset GPIO value from the nvram and set the GPIO + * as input + */ +extern int BCMINITFN(nvram_resetgpio_init)(void *sbh); +extern int BCMINITFN(nvram_gpio_init)(const char *name, void *sbh); +extern int BCMINITFN(nvram_gpio_set)(const char *name, void *sbh, int type); + +/* + * Get the value of an NVRAM variable. + * @param name name of variable to get + * @return value of variable or NUL if undefined + */ +#define nvram_safe_get(name) (nvram_get(name) ? : "") + +#define nvram_safe_unset(name) ({ \ + if(nvram_get(name)) \ + nvram_unset(name); \ +}) + +#define nvram_safe_set(name, value) ({ \ + if(!nvram_get(name) || strcmp(nvram_get(name), value)) \ + nvram_set(name, value); \ +}) + +/* + * Match an NVRAM variable. + * @param name name of variable to match + * @param match value to compare against value of variable + * @return TRUE if variable is defined and its value is string equal + * to match or FALSE otherwise + */ +static INLINE int +nvram_match(char *name, char *match) { + const char *value = nvram_get(name); + return (value && !strcmp(value, match)); +} + +/* + * Inversely match an NVRAM variable. + * @param name name of variable to match + * @param match value to compare against value of variable + * @return TRUE if variable is defined and its value is not string + * equal to invmatch or FALSE otherwise + */ +static INLINE int +nvram_invmatch(char *name, char *invmatch) { + const char *value = nvram_get(name); + return (value && strcmp(value, invmatch)); +} + +/* + * Set the value of an NVRAM variable. The name and value strings are + * copied into private storage. Pointers to previously set values + * may become invalid. The new value may be immediately + * retrieved but will not be permanently stored until a commit. + * @param name name of variable to set + * @param value value of variable + * @return 0 on success and errno on failure + */ +extern int nvram_set(const char *name, const char *value); + +/* + * Unset an NVRAM variable. Pointers to previously set values + * remain valid until a set. + * @param name name of variable to unset + * @return 0 on success and errno on failure + * NOTE: use nvram_commit to commit this change to flash. + */ +extern int nvram_unset(const char *name); + +/* + * Commit NVRAM variables to permanent storage. All pointers to values + * may be invalid after a commit. + * NVRAM values are undefined after a commit. + * @return 0 on success and errno on failure + */ +extern int nvram_commit(void); + +/* + * Get all NVRAM variables (format name=value\0 ... \0\0). + * @param buf buffer to store variables + * @param count size of buffer in bytes + * @return 0 on success and errno on failure + */ +extern int nvram_getall(char *buf, int count); + +extern int file2nvram(char *filename, char *varname); +extern int nvram2file(char *varname, char *filename); + +#endif /* _LANGUAGE_ASSEMBLY */ + +#define NVRAM_MAGIC 0x48534C46 /* 'FLSH' */ +#define NVRAM_CLEAR_MAGIC 0x0 +#define NVRAM_INVALID_MAGIC 0xFFFFFFFF +#define NVRAM_VERSION 1 +#define NVRAM_HEADER_SIZE 20 +#define NVRAM_SPACE 0x8000 + +#define NVRAM_MAX_VALUE_LEN 255 +#define NVRAM_MAX_PARAM_LEN 64 + +#endif /* _bcmnvram_h_ */ diff --git a/target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/bcmsrom.h b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/bcmsrom.h new file mode 100644 index 0000000000..4f99e95914 --- /dev/null +++ b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/bcmsrom.h @@ -0,0 +1,108 @@ +/* + * Misc useful routines to access NIC local SROM/OTP . + * + * Copyright 2006, Broadcom Corporation + * All Rights Reserved. + * + * THIS SOFTWARE IS OFFERED "AS IS", AND BROADCOM GRANTS NO WARRANTIES OF ANY + * KIND, EXPRESS OR IMPLIED, BY STATUTE, COMMUNICATION OR OTHERWISE. BROADCOM + * SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS + * FOR A SPECIFIC PURPOSE OR NONINFRINGEMENT CONCERNING THIS SOFTWARE. + * + * $Id: bcmsrom.h,v 1.1.1.13 2006/04/15 01:29:08 michael Exp $ + */ + +#ifndef _bcmsrom_h_ +#define _bcmsrom_h_ + +/* Maximum srom: 4 Kilobits == 512 bytes */ +#define SROM_MAX 512 + +/* SROM Rev 4: Reallocate the software part of the srom to accomodate + * MIMO features. It assumes up to two PCIE functions and 440 bytes + * of useable srom i.e. the useable storage in chips with OTP that + * implements hardware redundancy. + */ + +#define SROM4_WORDS 220 + +#define SROM4_SIGN 32 +#define SROM4_SIGNATURE 0x5372 + +#define SROM4_BREV 33 + +#define SROM4_BFL0 34 +#define SROM4_BFL1 35 +#define SROM4_BFL2 36 +#define SROM4_BFL3 37 + +#define SROM4_MACHI 38 +#define SROM4_MACMID 39 +#define SROM4_MACLO 40 + +#define SROM4_CCODE 41 +#define SROM4_REGREV 42 + +#define SROM4_LEDBH10 43 +#define SROM4_LEDBH32 44 + +#define SROM4_LEDDC 45 + +#define SROM4_AA 46 +#define SROM4_AA2G_MASK 0x00ff +#define SROM4_AA2G_SHIFT 0 +#define SROM4_AA5G_MASK 0xff00 +#define SROM4_AA5G_SHIFT 8 + +#define SROM4_AG10 47 +#define SROM4_AG32 48 + +#define SROM4_TXPID2G 49 +#define SROM4_TXPID5G 51 +#define SROM4_TXPID5GL 53 +#define SROM4_TXPID5GH 55 + +/* Per-path fields */ +#define MAX_PATH 4 +#define SROM4_PATH0 64 +#define SROM4_PATH1 87 +#define SROM4_PATH2 110 +#define SROM4_PATH3 133 + +#define SROM4_2G_ITT_MAXP 0 +#define SROM4_2G_PA 1 +#define SROM4_5G_ITT_MAXP 5 +#define SROM4_5GLH_MAXP 6 +#define SROM4_5G_PA 7 +#define SROM4_5GL_PA 11 +#define SROM4_5GH_PA 15 + +/* Fields in the ITT_MAXP and 5GLH_MAXP words */ +#define B2G_MAXP_MASK 0xff +#define B2G_ITT_SHIFT 8 +#define B5G_MAXP_MASK 0xff +#define B5G_ITT_SHIFT 8 +#define B5GH_MAXP_MASK 0xff +#define B5GL_MAXP_SHIFT 8 + +/* All the miriad power offsets */ +#define SROM4_2G_CCKPO 156 +#define SROM4_2G_OFDMPO 157 +#define SROM4_5G_OFDMPO 159 +#define SROM4_5GL_OFDMPO 161 +#define SROM4_5GH_OFDMPO 163 +#define SROM4_2G_MCSPO 165 +#define SROM4_5G_MCSPO 173 +#define SROM4_5GL_MCSPO 181 +#define SROM4_5GH_MCSPO 189 +#define SROM4_CCDPO 197 +#define SROM4_STBCPO 198 +#define SROM4_BW40PO 199 +#define SROM4_BWDUPPO 200 + +extern int srom_var_init(void *sbh, uint bus, void *curmap, osl_t *osh, char **vars, uint *count); + +extern int srom_read(uint bus, void *curmap, osl_t *osh, uint byteoff, uint nbytes, uint16 *buf); +extern int srom_write(uint bus, void *curmap, osl_t *osh, uint byteoff, uint nbytes, uint16 *buf); + +#endif /* _bcmsrom_h_ */ diff --git a/target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/bcmutils.h b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/bcmutils.h new file mode 100644 index 0000000000..b200f62364 --- /dev/null +++ b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/bcmutils.h @@ -0,0 +1,433 @@ +/* + * Misc useful os-independent macros and functions. + * + * Copyright 2006, Broadcom Corporation + * All Rights Reserved. + * + * THIS SOFTWARE IS OFFERED "AS IS", AND BROADCOM GRANTS NO WARRANTIES OF ANY + * KIND, EXPRESS OR IMPLIED, BY STATUTE, COMMUNICATION OR OTHERWISE. BROADCOM + * SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS + * FOR A SPECIFIC PURPOSE OR NONINFRINGEMENT CONCERNING THIS SOFTWARE. + * $Id: bcmutils.h,v 1.1.1.16 2006/04/08 06:13:39 honor Exp $ + */ + +#ifndef _bcmutils_h_ +#define _bcmutils_h_ + +/* ** driver-only section ** */ +#ifdef BCMDRIVER + +#define _BCM_U 0x01 /* upper */ +#define _BCM_L 0x02 /* lower */ +#define _BCM_D 0x04 /* digit */ +#define _BCM_C 0x08 /* cntrl */ +#define _BCM_P 0x10 /* punct */ +#define _BCM_S 0x20 /* white space (space/lf/tab) */ +#define _BCM_X 0x40 /* hex digit */ +#define _BCM_SP 0x80 /* hard space (0x20) */ + +#define GPIO_PIN_NOTDEFINED 0x20 /* Pin not defined */ + +extern unsigned char bcm_ctype[]; +#define bcm_ismask(x) (bcm_ctype[(int)(unsigned char)(x)]) + +#define bcm_isalnum(c) ((bcm_ismask(c)&(_BCM_U|_BCM_L|_BCM_D)) != 0) +#define bcm_isalpha(c) ((bcm_ismask(c)&(_BCM_U|_BCM_L)) != 0) +#define bcm_iscntrl(c) ((bcm_ismask(c)&(_BCM_C)) != 0) +#define bcm_isdigit(c) ((bcm_ismask(c)&(_BCM_D)) != 0) +#define bcm_isgraph(c) ((bcm_ismask(c)&(_BCM_P|_BCM_U|_BCM_L|_BCM_D)) != 0) +#define bcm_islower(c) ((bcm_ismask(c)&(_BCM_L)) != 0) +#define bcm_isprint(c) ((bcm_ismask(c)&(_BCM_P|_BCM_U|_BCM_L|_BCM_D|_BCM_SP)) != 0) +#define bcm_ispunct(c) ((bcm_ismask(c)&(_BCM_P)) != 0) +#define bcm_isspace(c) ((bcm_ismask(c)&(_BCM_S)) != 0) +#define bcm_isupper(c) ((bcm_ismask(c)&(_BCM_U)) != 0) +#define bcm_isxdigit(c) ((bcm_ismask(c)&(_BCM_D|_BCM_X)) != 0) + +/* + * Spin at most 'us' microseconds while 'exp' is true. + * Caller should explicitly test 'exp' when this completes + * and take appropriate error action if 'exp' is still true. + */ +#define SPINWAIT(exp, us) { \ + uint countdown = (us) + 9; \ + while ((exp) && (countdown >= 10)) {\ + OSL_DELAY(10); \ + countdown -= 10; \ + } \ +} + +struct ether_addr { + uint8 octet[6]; +} __attribute__((packed)); + +/* string */ +extern uchar bcm_toupper(uchar c); +extern ulong bcm_strtoul(char *cp, char **endp, uint base); +extern char *bcmstrstr(char *haystack, char *needle); +extern char *bcmstrcat(char *dest, const char *src); +extern ulong wchar2ascii(char *abuf, ushort *wbuf, ushort wbuflen, ulong abuflen); +/* ethernet address */ +extern char *bcm_ether_ntoa(struct ether_addr *ea, char *buf); +/* variable access */ +extern char *getvar(char *vars, char *name); +extern int getintvar(char *vars, char *name); +extern uint getgpiopin(char *vars, char *pin_name, uint def_pin); +#ifdef BCMPERFSTATS +extern void bcm_perf_enable(void); +extern void bcmstats(char *fmt); +extern void bcmlog(char *fmt, uint a1, uint a2); +extern void bcmdumplog(char *buf, int size); +extern int bcmdumplogent(char *buf, uint idx); +#else +#define bcm_perf_enable() +#define bcmstats(fmt) +#define bcmlog(fmt, a1, a2) +#define bcmdumplog(buf, size) *buf = '\0' +#define bcmdumplogent(buf, idx) -1 +#endif /* BCMPERFSTATS */ +extern char *bcm_nvram_vars(uint *length); +extern int bcm_nvram_cache(void *sbh); + +/* Support for sharing code across in-driver iovar implementations. + * The intent is that a driver use this structure to map iovar names + * to its (private) iovar identifiers, and the lookup function to + * find the entry. Macros are provided to map ids and get/set actions + * into a single number space for a switch statement. + */ + +/* iovar structure */ +typedef struct bcm_iovar { + const char *name; /* name for lookup and display */ + uint16 varid; /* id for switch */ + uint16 flags; /* driver-specific flag bits */ + uint16 type; /* base type of argument */ + uint16 minlen; /* min length for buffer vars */ +} bcm_iovar_t; + +/* varid definitions are per-driver, may use these get/set bits */ + +/* IOVar action bits for id mapping */ +#define IOV_GET 0 /* Get an iovar */ +#define IOV_SET 1 /* Set an iovar */ + +/* Varid to actionid mapping */ +#define IOV_GVAL(id) ((id)*2) +#define IOV_SVAL(id) (((id)*2)+IOV_SET) +#define IOV_ISSET(actionid) ((actionid & IOV_SET) == IOV_SET) + +/* flags are per-driver based on driver attributes */ + +/* Base type definitions */ +#define IOVT_VOID 0 /* no value (implictly set only) */ +#define IOVT_BOOL 1 /* any value ok (zero/nonzero) */ +#define IOVT_INT8 2 /* integer values are range-checked */ +#define IOVT_UINT8 3 /* unsigned int 8 bits */ +#define IOVT_INT16 4 /* int 16 bits */ +#define IOVT_UINT16 5 /* unsigned int 16 bits */ +#define IOVT_INT32 6 /* int 32 bits */ +#define IOVT_UINT32 7 /* unsigned int 32 bits */ +#define IOVT_BUFFER 8 /* buffer is size-checked as per minlen */ + +extern const bcm_iovar_t *bcm_iovar_lookup(const bcm_iovar_t *table, const char *name); +extern int bcm_iovar_lencheck(const bcm_iovar_t *table, void *arg, int len, bool set); + +#endif /* #ifdef BCMDRIVER */ + +/* ** driver/apps-shared section ** */ + +#define BCME_STRLEN 64 /* Max string length for BCM errors */ +#define VALID_BCMERROR(e) ((e <= 0) && (e >= BCME_LAST)) + + +/* + * error codes could be added but the defined ones shouldn't be changed/deleted + * these error codes are exposed to the user code + * when ever a new error code is added to this list + * please update errorstring table with the related error string and + * update osl files with os specific errorcode map +*/ + +#define BCME_OK 0 /* Success */ +#define BCME_ERROR -1 /* Error generic */ +#define BCME_BADARG -2 /* Bad Argument */ +#define BCME_BADOPTION -3 /* Bad option */ +#define BCME_NOTUP -4 /* Not up */ +#define BCME_NOTDOWN -5 /* Not down */ +#define BCME_NOTAP -6 /* Not AP */ +#define BCME_NOTSTA -7 /* Not STA */ +#define BCME_BADKEYIDX -8 /* BAD Key Index */ +#define BCME_RADIOOFF -9 /* Radio Off */ +#define BCME_NOTBANDLOCKED -10 /* Not band locked */ +#define BCME_NOCLK -11 /* No Clock */ +#define BCME_BADRATESET -12 /* BAD Rate valueset */ +#define BCME_BADBAND -13 /* BAD Band */ +#define BCME_BUFTOOSHORT -14 /* Buffer too short */ +#define BCME_BUFTOOLONG -15 /* Buffer too long */ +#define BCME_BUSY -16 /* Busy */ +#define BCME_NOTASSOCIATED -17 /* Not Associated */ +#define BCME_BADSSIDLEN -18 /* Bad SSID len */ +#define BCME_OUTOFRANGECHAN -19 /* Out of Range Channel */ +#define BCME_BADCHAN -20 /* Bad Channel */ +#define BCME_BADADDR -21 /* Bad Address */ +#define BCME_NORESOURCE -22 /* Not Enough Resources */ +#define BCME_UNSUPPORTED -23 /* Unsupported */ +#define BCME_BADLEN -24 /* Bad length */ +#define BCME_NOTREADY -25 /* Not Ready */ +#define BCME_EPERM -26 /* Not Permitted */ +#define BCME_NOMEM -27 /* No Memory */ +#define BCME_ASSOCIATED -28 /* Associated */ +#define BCME_RANGE -29 /* Not In Range */ +#define BCME_NOTFOUND -30 /* Not Found */ +#define BCME_WME_NOT_ENABLED -31 /* WME Not Enabled */ +#define BCME_TSPEC_NOTFOUND -32 /* TSPEC Not Found */ +#define BCME_ACM_NOTSUPPORTED -33 /* ACM Not Supported */ +#define BCME_NOT_WME_ASSOCIATION -34 /* Not WME Association */ +#define BCME_SDIO_ERROR -35 /* SDIO Bus Error */ +#define BCME_DONGLE_DOWN -36 /* Dongle Not Accessible */ +#define BCME_LAST BCME_DONGLE_DOWN + +/* These are collection of BCME Error strings */ +#define BCMERRSTRINGTABLE { \ + "OK", \ + "Undefined error", \ + "Bad Argument", \ + "Bad Option", \ + "Not up", \ + "Not down", \ + "Not AP", \ + "Not STA", \ + "Bad Key Index", \ + "Radio Off", \ + "Not band locked", \ + "No clock", \ + "Bad Rate valueset", \ + "Bad Band", \ + "Buffer too short", \ + "Buffer too long", \ + "Busy", \ + "Not Associated", \ + "Bad SSID len", \ + "Out of Range Channel", \ + "Bad Channel", \ + "Bad Address", \ + "Not Enough Resources", \ + "Unsupported", \ + "Bad length", \ + "Not Ready", \ + "Not Permitted", \ + "No Memory", \ + "Associated", \ + "Not In Range", \ + "Not Found", \ + "WME Not Enabled", \ + "TSPEC Not Found", \ + "ACM Not Supported", \ + "Not WME Association", \ + "SDIO Bus Error", \ + "Dongle Not Accessible" \ +} + +#ifndef ABS +#define ABS(a) (((a) < 0)?-(a):(a)) +#endif /* ABS */ + +#ifndef MIN +#define MIN(a, b) (((a) < (b))?(a):(b)) +#endif /* MIN */ + +#ifndef MAX +#define MAX(a, b) (((a) > (b))?(a):(b)) +#endif /* MAX */ + +#define CEIL(x, y) (((x) + ((y)-1)) / (y)) +#define ROUNDUP(x, y) ((((x)+((y)-1))/(y))*(y)) +#define ISALIGNED(a, x) (((a) & ((x)-1)) == 0) +#define ISPOWEROF2(x) ((((x)-1)&(x)) == 0) +#define VALID_MASK(mask) !((mask) & ((mask) + 1)) +#define OFFSETOF(type, member) ((uint)(uintptr)&((type *)0)->member) +#define ARRAYSIZE(a) (sizeof(a)/sizeof(a[0])) + +/* bit map related macros */ +#ifndef setbit +#ifndef NBBY /* the BSD family defines NBBY */ +#define NBBY 8 /* 8 bits per byte */ +#endif /* #ifndef NBBY */ +#define setbit(a, i) (((uint8 *)a)[(i)/NBBY] |= 1<<((i)%NBBY)) +#define clrbit(a, i) (((uint8 *)a)[(i)/NBBY] &= ~(1<<((i)%NBBY))) +#define isset(a, i) (((uint8 *)a)[(i)/NBBY] & (1<<((i)%NBBY))) +#define isclr(a, i) ((((uint8 *)a)[(i)/NBBY] & (1<<((i)%NBBY))) == 0) +#endif /* setbit */ + +#define NBITS(type) (sizeof(type) * 8) +#define NBITVAL(nbits) (1 << (nbits)) +#define MAXBITVAL(nbits) ((1 << (nbits)) - 1) +#define NBITMASK(nbits) MAXBITVAL(nbits) +#define MAXNBVAL(nbyte) MAXBITVAL((nbyte) * 8) + +/* basic mux operation - can be optimized on several architectures */ +#define MUX(pred, true, false) ((pred) ? (true) : (false)) + +/* modulo inc/dec - assumes x E [0, bound - 1] */ +#define MODDEC(x, bound) MUX((x) == 0, (bound) - 1, (x) - 1) +#define MODINC(x, bound) MUX((x) == (bound) - 1, 0, (x) + 1) + +/* modulo inc/dec, bound = 2^k */ +#define MODDEC_POW2(x, bound) (((x) - 1) & ((bound) - 1)) +#define MODINC_POW2(x, bound) (((x) + 1) & ((bound) - 1)) + +/* modulo add/sub - assumes x, y E [0, bound - 1] */ +#define MODADD(x, y, bound) \ + MUX((x) + (y) >= (bound), (x) + (y) - (bound), (x) + (y)) +#define MODSUB(x, y, bound) \ + MUX(((int)(x)) - ((int)(y)) < 0, (x) - (y) + (bound), (x) - (y)) + +/* module add/sub, bound = 2^k */ +#define MODADD_POW2(x, y, bound) (((x) + (y)) & ((bound) - 1)) +#define MODSUB_POW2(x, y, bound) (((x) - (y)) & ((bound) - 1)) + +/* crc defines */ +#define CRC8_INIT_VALUE 0xff /* Initial CRC8 checksum value */ +#define CRC8_GOOD_VALUE 0x9f /* Good final CRC8 checksum value */ +#define CRC16_INIT_VALUE 0xffff /* Initial CRC16 checksum value */ +#define CRC16_GOOD_VALUE 0xf0b8 /* Good final CRC16 checksum value */ +#define CRC32_INIT_VALUE 0xffffffff /* Initial CRC32 checksum value */ +#define CRC32_GOOD_VALUE 0xdebb20e3 /* Good final CRC32 checksum value */ + +/* bcm_format_flags() bit description structure */ +typedef struct bcm_bit_desc { + uint32 bit; + char* name; +} bcm_bit_desc_t; + +/* tag_ID/length/value_buffer tuple */ +typedef struct bcm_tlv { + uint8 id; + uint8 len; + uint8 data[1]; +} bcm_tlv_t; + +/* Check that bcm_tlv_t fits into the given buflen */ +#define bcm_valid_tlv(elt, buflen) ((buflen) >= 2 && (int)(buflen) >= (int)(2 + (elt)->len)) + +/* buffer length for ethernet address from bcm_ether_ntoa() */ +#define ETHER_ADDR_STR_LEN 18 /* 18-bytes of Ethernet address buffer length */ + +/* unaligned load and store macros */ +#ifdef IL_BIGENDIAN +static INLINE uint32 +load32_ua(uint8 *a) +{ + return ((a[0] << 24) | (a[1] << 16) | (a[2] << 8) | a[3]); +} + +static INLINE void +store32_ua(uint8 *a, uint32 v) +{ + a[0] = (v >> 24) & 0xff; + a[1] = (v >> 16) & 0xff; + a[2] = (v >> 8) & 0xff; + a[3] = v & 0xff; +} + +static INLINE uint16 +load16_ua(uint8 *a) +{ + return ((a[0] << 8) | a[1]); +} + +static INLINE void +store16_ua(uint8 *a, uint16 v) +{ + a[0] = (v >> 8) & 0xff; + a[1] = v & 0xff; +} + +#else + +static INLINE uint32 +load32_ua(uint8 *a) +{ + return ((a[3] << 24) | (a[2] << 16) | (a[1] << 8) | a[0]); +} + +static INLINE void +store32_ua(uint8 *a, uint32 v) +{ + a[3] = (v >> 24) & 0xff; + a[2] = (v >> 16) & 0xff; + a[1] = (v >> 8) & 0xff; + a[0] = v & 0xff; +} + +static INLINE uint16 +load16_ua(uint8 *a) +{ + return ((a[1] << 8) | a[0]); +} + +static INLINE void +store16_ua(uint8 *a, uint16 v) +{ + a[1] = (v >> 8) & 0xff; + a[0] = v & 0xff; +} + +#endif /* IL_BIGENDIAN */ + +/* externs */ +/* crc */ +extern uint8 hndcrc8(uint8 *p, uint nbytes, uint8 crc); +extern uint16 hndcrc16(uint8 *p, uint nbytes, uint16 crc); +extern uint32 hndcrc32(uint8 *p, uint nbytes, uint32 crc); +/* format/print */ +extern void printfbig(char *buf); + +/* IE parsing */ +extern bcm_tlv_t *bcm_next_tlv(bcm_tlv_t *elt, int *buflen); +extern bcm_tlv_t *bcm_parse_tlvs(void *buf, int buflen, uint key); +extern bcm_tlv_t *bcm_parse_ordered_tlvs(void *buf, int buflen, uint key); + +/* bcmerror */ +extern const char *bcmerrorstr(int bcmerror); + +/* multi-bool data type: set of bools, mbool is true if any is set */ +typedef uint32 mbool; +#define mboolset(mb, bit) (mb |= bit) /* set one bool */ +#define mboolclr(mb, bit) (mb &= ~bit) /* clear one bool */ +#define mboolisset(mb, bit) ((mb & bit) != 0) /* TRUE if one bool is set */ +#define mboolmaskset(mb, mask, val) ((mb) = (((mb) & ~(mask)) | (val))) + +/* power conversion */ +extern uint16 bcm_qdbm_to_mw(uint8 qdbm); +extern uint8 bcm_mw_to_qdbm(uint16 mw); + +/* generic datastruct to help dump routines */ +struct fielddesc { + char *nameandfmt; + uint32 offset; + uint32 len; +}; + +/* Buffer structure for collecting string-formatted data +* using bcm_bprintf() API. +* Use bcm_binit() to initialize before use +*/ +struct bcmstrbuf +{ + char *buf; /* pointer to current position in origbuf */ + uint size; /* current (residual) size in bytes */ + char *origbuf; /* unmodified pointer to orignal buffer */ + uint origsize; /* unmodified orignal buffer size in bytes */ +}; + +extern void bcm_binit(struct bcmstrbuf *b, char *buf, uint size); +extern int bcm_bprintf(struct bcmstrbuf *b, const char *fmt, ...); + +typedef uint32 (*readreg_rtn)(void *arg0, void *arg1, uint32 offset); +extern uint bcmdumpfields(readreg_rtn func_ptr, void *arg0, void *arg1, struct fielddesc *str, + char *buf, uint32 bufsize); + +extern uint bcm_mkiovar(char *name, char *data, uint datalen, char *buf, uint len); +extern uint bcm_bitcount(uint8 *bitmap, uint bytelength); + +#endif /* _bcmutils_h_ */ diff --git a/target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/hndcpu.h b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/hndcpu.h new file mode 100644 index 0000000000..b9844b02e8 --- /dev/null +++ b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/hndcpu.h @@ -0,0 +1,28 @@ +/* + * HND SiliconBackplane MIPS/ARM cores software interface. + * + * Copyright 2006, Broadcom Corporation + * All Rights Reserved. + * + * THIS SOFTWARE IS OFFERED "AS IS", AND BROADCOM GRANTS NO WARRANTIES OF ANY + * KIND, EXPRESS OR IMPLIED, BY STATUTE, COMMUNICATION OR OTHERWISE. BROADCOM + * SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS + * FOR A SPECIFIC PURPOSE OR NONINFRINGEMENT CONCERNING THIS SOFTWARE. + * + * $Id: hndcpu.h,v 1.1.1.1 2006/02/27 03:43:16 honor Exp $ + */ + +#ifndef _hndcpu_h_ +#define _hndcpu_h_ + +#if defined(mips) +#include <hndmips.h> +#elif defined(__ARM_ARCH_4T__) +#include <hndarm.h> +#endif + +extern uint sb_irq(sb_t *sbh); +extern uint32 sb_cpu_clock(sb_t *sbh); +extern void sb_cpu_wait(void); + +#endif /* _hndcpu_h_ */ diff --git a/target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/hndmips.h b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/hndmips.h new file mode 100644 index 0000000000..cd771cac3f --- /dev/null +++ b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/hndmips.h @@ -0,0 +1,45 @@ +/* + * HND SiliconBackplane MIPS core software interface. + * + * Copyright 2006, Broadcom Corporation + * All Rights Reserved. + * + * THIS SOFTWARE IS OFFERED "AS IS", AND BROADCOM GRANTS NO WARRANTIES OF ANY + * KIND, EXPRESS OR IMPLIED, BY STATUTE, COMMUNICATION OR OTHERWISE. BROADCOM + * SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS + * FOR A SPECIFIC PURPOSE OR NONINFRINGEMENT CONCERNING THIS SOFTWARE. + * + * $Id: hndmips.h,v 1.1.1.8 2006/02/27 03:43:16 honor Exp $ + */ + +#ifndef _hndmips_h_ +#define _hndmips_h_ + +extern void sb_mips_init(sb_t *sbh, uint shirq_map_base); +extern bool sb_mips_setclock(sb_t *sbh, uint32 mipsclock, uint32 sbclock, uint32 pciclock); +extern void enable_pfc(uint32 mode); +extern uint32 sb_memc_get_ncdl(sb_t *sbh); + +#if defined(BCMPERFSTATS) +/* enable counting - exclusive version. Only one set of counters allowed at a time */ +extern void hndmips_perf_instrcount_enable(void); +extern void hndmips_perf_icachecount_enable(void); +extern void hndmips_perf_dcachecount_enable(void); +/* start and stop counting */ +#define hndmips_perf_start01() \ + MTC0(C0_PERFORMANCE, 4, MFC0(C0_PERFORMANCE, 4) | 0x80008000) +#define hndmips_perf_stop01() \ + MTC0(C0_PERFORMANCE, 4, MFC0(C0_PERFORMANCE, 4) & ~0x80008000) +/* retrieve coutners - counters *decrement* */ +#define hndmips_perf_read0() -(long)(MFC0(C0_PERFORMANCE, 0)) +#define hndmips_perf_read1() -(long)(MFC0(C0_PERFORMANCE, 1)) +#define hndmips_perf_read2() -(long)(MFC0(C0_PERFORMANCE, 2)) +/* enable counting - modular version. Each counters can be enabled separately. */ +extern void hndmips_perf_icache_hit_enable(void); +extern void hndmips_perf_icache_miss_enable(void); +extern uint32 hndmips_perf_read_instrcount(void); +extern uint32 hndmips_perf_read_cache_miss(void); +extern uint32 hndmips_perf_read_cache_hit(void); +#endif /* defined(BCMINTERNAL) || defined (BCMPERFSTATS) */ + +#endif /* _hndmips_h_ */ diff --git a/target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/hndpci.h b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/hndpci.h new file mode 100644 index 0000000000..6ae0efff48 --- /dev/null +++ b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/hndpci.h @@ -0,0 +1,30 @@ +/* + * HND SiliconBackplane PCI core software interface. + * + * $Id: hndpci.h,v 1.1.1.1 2006/02/27 03:43:16 honor Exp $ + * Copyright 2006, Broadcom Corporation + * All Rights Reserved. + * + * THIS SOFTWARE IS OFFERED "AS IS", AND BROADCOM GRANTS NO WARRANTIES OF ANY + * KIND, EXPRESS OR IMPLIED, BY STATUTE, COMMUNICATION OR OTHERWISE. BROADCOM + * SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS + * FOR A SPECIFIC PURPOSE OR NONINFRINGEMENT CONCERNING THIS SOFTWARE. + */ + +#ifndef _hndpci_h_ +#define _hndpci_h_ + +extern int sbpci_read_config(sb_t *sbh, uint bus, uint dev, uint func, uint off, void *buf, + int len); +extern int extpci_read_config(sb_t *sbh, uint bus, uint dev, uint func, uint off, void *buf, + int len); +extern int sbpci_write_config(sb_t *sbh, uint bus, uint dev, uint func, uint off, void *buf, + int len); +extern int extpci_write_config(sb_t *sbh, uint bus, uint dev, uint func, uint off, void *buf, + int len); +extern void sbpci_ban(uint16 core); +extern int sbpci_init(sb_t *sbh); +extern int sbpci_init_pci(sb_t *sbh); +extern void sbpci_check(sb_t *sbh); + +#endif /* _hndpci_h_ */ diff --git a/target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/linuxver.h b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/linuxver.h new file mode 100644 index 0000000000..c6a12ae921 --- /dev/null +++ b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/linuxver.h @@ -0,0 +1,417 @@ +/* + * Linux-specific abstractions to gain some independence from linux kernel versions. + * Pave over some 2.2 versus 2.4 versus 2.6 kernel differences. + * + * Copyright 2006, Broadcom Corporation + * All Rights Reserved. + * + * THIS SOFTWARE IS OFFERED "AS IS", AND BROADCOM GRANTS NO WARRANTIES OF ANY + * KIND, EXPRESS OR IMPLIED, BY STATUTE, COMMUNICATION OR OTHERWISE. BROADCOM + * SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS + * FOR A SPECIFIC PURPOSE OR NONINFRINGEMENT CONCERNING THIS SOFTWARE. + * + * $Id: linuxver.h,v 1.1.1.10 2006/02/27 03:43:16 honor Exp $ + */ + +#ifndef _linuxver_h_ +#define _linuxver_h_ + +#include <linux/config.h> +#include <linux/version.h> + +#if (LINUX_VERSION_CODE < KERNEL_VERSION(2, 3, 0)) +/* __NO_VERSION__ must be defined for all linkables except one in 2.2 */ +#ifdef __UNDEF_NO_VERSION__ +#undef __NO_VERSION__ +#else +#define __NO_VERSION__ +#endif +#endif /* LINUX_VERSION_CODE < KERNEL_VERSION(2, 3, 0) */ + +#if defined(MODULE) && defined(MODVERSIONS) +#include <linux/modversions.h> +#endif + +#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 5, 0) +#include <linux/moduleparam.h> +#endif + + +#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 5, 0) +#define module_param(_name_, _type_, _perm_) MODULE_PARM(_name_, "i") +#define module_param_string(_name_, _string_, _size_, _perm_) \ + MODULE_PARM(_string_, "c" __MODULE_STRING(_size_)) +#endif + +/* linux/malloc.h is deprecated, use linux/slab.h instead. */ +#if (LINUX_VERSION_CODE < KERNEL_VERSION(2, 4, 9)) +#include <linux/malloc.h> +#else +#include <linux/slab.h> +#endif + +#include <linux/types.h> +#include <linux/init.h> +#include <linux/mm.h> +#include <linux/string.h> +#include <linux/pci.h> +#include <linux/interrupt.h> +#include <linux/netdevice.h> +#include <asm/io.h> + +#if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 5, 41)) +#include <linux/workqueue.h> +#else +#include <linux/tqueue.h> +#ifndef work_struct +#define work_struct tq_struct +#endif +#ifndef INIT_WORK +#define INIT_WORK(_work, _func, _data) INIT_TQUEUE((_work), (_func), (_data)) +#endif +#ifndef schedule_work +#define schedule_work(_work) schedule_task((_work)) +#endif +#ifndef flush_scheduled_work +#define flush_scheduled_work() flush_scheduled_tasks() +#endif +#endif /* LINUX_VERSION_CODE > KERNEL_VERSION(2, 5, 41) */ + +#if (LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 0)) +/* Some distributions have their own 2.6.x compatibility layers */ +#ifndef IRQ_NONE +typedef void irqreturn_t; +#define IRQ_NONE +#define IRQ_HANDLED +#define IRQ_RETVAL(x) +#endif +#else +typedef irqreturn_t(*FN_ISR) (int irq, void *dev_id, struct pt_regs *ptregs); +#endif /* LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 0) */ + +#if defined(CONFIG_PCMCIA) || defined(CONFIG_PCMCIA_MODULE) + +#include <pcmcia/version.h> +#include <pcmcia/cs_types.h> +#include <pcmcia/cs.h> +#include <pcmcia/cistpl.h> +#include <pcmcia/cisreg.h> +#include <pcmcia/ds.h> + +#if (LINUX_VERSION_CODE < KERNEL_VERSION(2, 5, 69)) +/* In 2.5 (as of 2.5.69 at least) there is a cs_error exported which + * does this, but it's not in 2.4 so we do our own for now. + */ +static inline void +cs_error(client_handle_t handle, int func, int ret) +{ + error_info_t err = { func, ret }; + CardServices(ReportError, handle, &err); +} +#endif + +#endif /* CONFIG_PCMCIA */ + +#ifndef __exit +#define __exit +#endif +#ifndef __devexit +#define __devexit +#endif +#ifndef __devinit +#define __devinit __init +#endif +#ifndef __devinitdata +#define __devinitdata +#endif +#ifndef __devexit_p +#define __devexit_p(x) x +#endif + +#if (LINUX_VERSION_CODE < KERNEL_VERSION(2, 4, 0)) + +#define pci_get_drvdata(dev) (dev)->sysdata +#define pci_set_drvdata(dev, value) (dev)->sysdata = (value) + +/* + * New-style (2.4.x) PCI/hot-pluggable PCI/CardBus registration + */ + +struct pci_device_id { + unsigned int vendor, device; /* Vendor and device ID or PCI_ANY_ID */ + unsigned int subvendor, subdevice; /* Subsystem ID's or PCI_ANY_ID */ + unsigned int class, class_mask; /* (class,subclass,prog-if) triplet */ + unsigned long driver_data; /* Data private to the driver */ +}; + +struct pci_driver { + struct list_head node; + char *name; + const struct pci_device_id *id_table; /* NULL if wants all devices */ + int (*probe)(struct pci_dev *dev, + const struct pci_device_id *id); /* New device inserted */ + void (*remove)(struct pci_dev *dev); /* Device removed (NULL if not a hot-plug + * capable driver) + */ + void (*suspend)(struct pci_dev *dev); /* Device suspended */ + void (*resume)(struct pci_dev *dev); /* Device woken up */ +}; + +#define MODULE_DEVICE_TABLE(type, name) +#define PCI_ANY_ID (~0) + +/* compatpci.c */ +#define pci_module_init pci_register_driver +extern int pci_register_driver(struct pci_driver *drv); +extern void pci_unregister_driver(struct pci_driver *drv); + +#endif /* PCI registration */ + +#if (LINUX_VERSION_CODE < KERNEL_VERSION(2, 2, 18)) +#ifdef MODULE +#define module_init(x) int init_module(void) { return x(); } +#define module_exit(x) void cleanup_module(void) { x(); } +#else +#define module_init(x) __initcall(x); +#define module_exit(x) __exitcall(x); +#endif +#endif /* LINUX_VERSION_CODE < KERNEL_VERSION(2, 2, 18) */ + +#if (LINUX_VERSION_CODE < KERNEL_VERSION(2, 3, 48)) +#define list_for_each(pos, head) \ + for (pos = (head)->next; pos != (head); pos = pos->next) +#endif + +#if (LINUX_VERSION_CODE < KERNEL_VERSION(2, 3, 13)) +#define pci_resource_start(dev, bar) ((dev)->base_address[(bar)]) +#elif (LINUX_VERSION_CODE < KERNEL_VERSION(2, 3, 44)) +#define pci_resource_start(dev, bar) ((dev)->resource[(bar)].start) +#endif + +#if (LINUX_VERSION_CODE < KERNEL_VERSION(2, 3, 23)) +#define pci_enable_device(dev) do { } while (0) +#endif + +#if (LINUX_VERSION_CODE < KERNEL_VERSION(2, 3, 14)) +#define net_device device +#endif + +#if (LINUX_VERSION_CODE < KERNEL_VERSION(2, 3, 42)) + +/* + * DMA mapping + * + * See linux/Documentation/DMA-mapping.txt + */ + +#ifndef PCI_DMA_TODEVICE +#define PCI_DMA_TODEVICE 1 +#define PCI_DMA_FROMDEVICE 2 +#endif + +typedef u32 dma_addr_t; + +/* Pure 2^n version of get_order */ +static inline int get_order(unsigned long size) +{ + int order; + + size = (size-1) >> (PAGE_SHIFT-1); + order = -1; + do { + size >>= 1; + order++; + } while (size); + return order; +} + +static inline void *pci_alloc_consistent(struct pci_dev *hwdev, size_t size, + dma_addr_t *dma_handle) +{ + void *ret; + int gfp = GFP_ATOMIC | GFP_DMA; + + ret = (void *)__get_free_pages(gfp, get_order(size)); + + if (ret != NULL) { + memset(ret, 0, size); + *dma_handle = virt_to_bus(ret); + } + return ret; +} +static inline void pci_free_consistent(struct pci_dev *hwdev, size_t size, + void *vaddr, dma_addr_t dma_handle) +{ + free_pages((unsigned long)vaddr, get_order(size)); +} +#ifdef ILSIM +extern uint pci_map_single(void *dev, void *va, uint size, int direction); +extern void pci_unmap_single(void *dev, uint pa, uint size, int direction); +#else +#define pci_map_single(cookie, address, size, dir) virt_to_bus(address) +#define pci_unmap_single(cookie, address, size, dir) +#endif + +#endif /* DMA mapping */ + +#if (LINUX_VERSION_CODE < KERNEL_VERSION(2, 3, 43)) + +#define dev_kfree_skb_any(a) dev_kfree_skb(a) +#define netif_down(dev) do { (dev)->start = 0; } while (0) + +/* pcmcia-cs provides its own netdevice compatibility layer */ +#ifndef _COMPAT_NETDEVICE_H + +/* + * SoftNet + * + * For pre-softnet kernels we need to tell the upper layer not to + * re-enter start_xmit() while we are in there. However softnet + * guarantees not to enter while we are in there so there is no need + * to do the netif_stop_queue() dance unless the transmit queue really + * gets stuck. This should also improve performance according to tests + * done by Aman Singla. + */ + +#define dev_kfree_skb_irq(a) dev_kfree_skb(a) +#define netif_wake_queue(dev) \ + do { clear_bit(0, &(dev)->tbusy); mark_bh(NET_BH); } while (0) +#define netif_stop_queue(dev) set_bit(0, &(dev)->tbusy) + +static inline void netif_start_queue(struct net_device *dev) +{ + dev->tbusy = 0; + dev->interrupt = 0; + dev->start = 1; +} + +#define netif_queue_stopped(dev) (dev)->tbusy +#define netif_running(dev) (dev)->start + +#endif /* _COMPAT_NETDEVICE_H */ + +#define netif_device_attach(dev) netif_start_queue(dev) +#define netif_device_detach(dev) netif_stop_queue(dev) + +/* 2.4.x renamed bottom halves to tasklets */ +#define tasklet_struct tq_struct +static inline void tasklet_schedule(struct tasklet_struct *tasklet) +{ + queue_task(tasklet, &tq_immediate); + mark_bh(IMMEDIATE_BH); +} + +static inline void tasklet_init(struct tasklet_struct *tasklet, + void (*func)(unsigned long), + unsigned long data) +{ + tasklet->next = NULL; + tasklet->sync = 0; + tasklet->routine = (void (*)(void *))func; + tasklet->data = (void *)data; +} +#define tasklet_kill(tasklet) { do{} while (0); } + +/* 2.4.x introduced del_timer_sync() */ +#define del_timer_sync(timer) del_timer(timer) + +#else + +#define netif_down(dev) + +#endif /* SoftNet */ + +#if (LINUX_VERSION_CODE < KERNEL_VERSION(2, 4, 3)) + +/* + * Emit code to initialise a tq_struct's routine and data pointers + */ +#define PREPARE_TQUEUE(_tq, _routine, _data) \ + do { \ + (_tq)->routine = _routine; \ + (_tq)->data = _data; \ + } while (0) + +/* + * Emit code to initialise all of a tq_struct + */ +#define INIT_TQUEUE(_tq, _routine, _data) \ + do { \ + INIT_LIST_HEAD(&(_tq)->list); \ + (_tq)->sync = 0; \ + PREPARE_TQUEUE((_tq), (_routine), (_data)); \ + } while (0) + +#endif /* LINUX_VERSION_CODE < KERNEL_VERSION(2, 4, 3) */ + +#if (LINUX_VERSION_CODE < KERNEL_VERSION(2, 4, 6)) + +/* Power management related routines */ + +static inline int +pci_save_state(struct pci_dev *dev, u32 *buffer) +{ + int i; + if (buffer) { + for (i = 0; i < 16; i++) + pci_read_config_dword(dev, i * 4, &buffer[i]); + } + return 0; +} + +static inline int +pci_restore_state(struct pci_dev *dev, u32 *buffer) +{ + int i; + + if (buffer) { + for (i = 0; i < 16; i++) + pci_write_config_dword(dev, i * 4, buffer[i]); + } + /* + * otherwise, write the context information we know from bootup. + * This works around a problem where warm-booting from Windows + * combined with a D3(hot)->D0 transition causes PCI config + * header data to be forgotten. + */ + else { + for (i = 0; i < 6; i ++) + pci_write_config_dword(dev, + PCI_BASE_ADDRESS_0 + (i * 4), + pci_resource_start(dev, i)); + pci_write_config_byte(dev, PCI_INTERRUPT_LINE, dev->irq); + } + return 0; +} + +#endif /* PCI power management */ + +/* Old cp0 access macros deprecated in 2.4.19 */ +#if (LINUX_VERSION_CODE < KERNEL_VERSION(2, 4, 19)) +#define read_c0_count() read_32bit_cp0_register(CP0_COUNT) +#endif + +/* Module refcount handled internally in 2.6.x */ +#ifndef SET_MODULE_OWNER +#define SET_MODULE_OWNER(dev) do {} while (0) +#define OLD_MOD_INC_USE_COUNT MOD_INC_USE_COUNT +#define OLD_MOD_DEC_USE_COUNT MOD_DEC_USE_COUNT +#else +#define OLD_MOD_INC_USE_COUNT do {} while (0) +#define OLD_MOD_DEC_USE_COUNT do {} while (0) +#endif + +#ifndef SET_NETDEV_DEV +#define SET_NETDEV_DEV(net, pdev) do {} while (0) +#endif + +#ifndef HAVE_FREE_NETDEV +#define free_netdev(dev) kfree(dev) +#endif + +#if (LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 0)) +/* struct packet_type redefined in 2.6.x */ +#define af_packet_priv data +#endif + +#endif /* _linuxver_h_ */ diff --git a/target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/mipsinc.h b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/mipsinc.h new file mode 100644 index 0000000000..2c87031fea --- /dev/null +++ b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/mipsinc.h @@ -0,0 +1,541 @@ +/* + * HND Run Time Environment for standalone MIPS programs. + * + * Copyright 2006, Broadcom Corporation + * All Rights Reserved. + * + * THIS SOFTWARE IS OFFERED "AS IS", AND BROADCOM GRANTS NO WARRANTIES OF ANY + * KIND, EXPRESS OR IMPLIED, BY STATUTE, COMMUNICATION OR OTHERWISE. BROADCOM + * SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS + * FOR A SPECIFIC PURPOSE OR NONINFRINGEMENT CONCERNING THIS SOFTWARE. + * + * $Id: mipsinc.h,v 1.1.1.5 2006/02/27 03:43:16 honor Exp $ + */ + +#ifndef _MISPINC_H +#define _MISPINC_H + + +/* MIPS defines */ + +#ifdef _LANGUAGE_ASSEMBLY + +/* + * Symbolic register names for 32 bit ABI + */ +#define zero $0 /* wired zero */ +#define AT $1 /* assembler temp - uppercase because of ".set at" */ +#define v0 $2 /* return value */ +#define v1 $3 +#define a0 $4 /* argument registers */ +#define a1 $5 +#define a2 $6 +#define a3 $7 +#define t0 $8 /* caller saved */ +#define t1 $9 +#define t2 $10 +#define t3 $11 +#define t4 $12 +#define t5 $13 +#define t6 $14 +#define t7 $15 +#define s0 $16 /* callee saved */ +#define s1 $17 +#define s2 $18 +#define s3 $19 +#define s4 $20 +#define s5 $21 +#define s6 $22 +#define s7 $23 +#define t8 $24 /* caller saved */ +#define t9 $25 +#define jp $25 /* PIC jump register */ +#define k0 $26 /* kernel scratch */ +#define k1 $27 +#define gp $28 /* global pointer */ +#define sp $29 /* stack pointer */ +#define fp $30 /* frame pointer */ +#define s8 $30 /* same like fp! */ +#define ra $31 /* return address */ + + +/* CP0 Registers */ + +#define C0_INX $0 +#define C0_RAND $1 +#define C0_TLBLO0 $2 +#define C0_TLBLO C0_TLBLO0 +#define C0_TLBLO1 $3 +#define C0_CTEXT $4 +#define C0_PGMASK $5 +#define C0_WIRED $6 +#define C0_BADVADDR $8 +#define C0_COUNT $9 +#define C0_TLBHI $10 +#define C0_COMPARE $11 +#define C0_SR $12 +#define C0_STATUS C0_SR +#define C0_CAUSE $13 +#define C0_EPC $14 +#define C0_PRID $15 +#define C0_CONFIG $16 +#define C0_LLADDR $17 +#define C0_WATCHLO $18 +#define C0_WATCHHI $19 +#define C0_XCTEXT $20 +#define C0_DIAGNOSTIC $22 +#define C0_BROADCOM C0_DIAGNOSTIC +#define C0_PERFORMANCE $25 +#define C0_ECC $26 +#define C0_CACHEERR $27 +#define C0_TAGLO $28 +#define C0_TAGHI $29 +#define C0_ERREPC $30 +#define C0_DESAVE $31 + +/* + * LEAF - declare leaf routine + */ +#define LEAF(symbol) \ + .globl symbol; \ + .align 2; \ + .type symbol, @function; \ + .ent symbol, 0; \ +symbol: .frame sp, 0, ra + +/* + * END - mark end of function + */ +#define END(function) \ + .end function; \ + .size function, . - function + +#define _ULCAST_ + +#define MFC0_SEL(dst, src, sel) \ + .word\t(0x40000000 | ((dst) << 16) | ((src) << 11) | (sel)) + + +#define MTC0_SEL(dst, src, sel) \ + .word\t(0x40800000 | ((dst) << 16) | ((src) << 11) | (sel)) + +#else + +/* + * The following macros are especially useful for __asm__ + * inline assembler. + */ +#ifndef __STR +#define __STR(x) #x +#endif +#ifndef STR +#define STR(x) __STR(x) +#endif + +#define _ULCAST_ (unsigned long) + + +/* CP0 Registers */ + +#define C0_INX 0 /* CP0: TLB Index */ +#define C0_RAND 1 /* CP0: TLB Random */ +#define C0_TLBLO0 2 /* CP0: TLB EntryLo0 */ +#define C0_TLBLO C0_TLBLO0 /* CP0: TLB EntryLo0 */ +#define C0_TLBLO1 3 /* CP0: TLB EntryLo1 */ +#define C0_CTEXT 4 /* CP0: Context */ +#define C0_PGMASK 5 /* CP0: TLB PageMask */ +#define C0_WIRED 6 /* CP0: TLB Wired */ +#define C0_BADVADDR 8 /* CP0: Bad Virtual Address */ +#define C0_COUNT 9 /* CP0: Count */ +#define C0_TLBHI 10 /* CP0: TLB EntryHi */ +#define C0_COMPARE 11 /* CP0: Compare */ +#define C0_SR 12 /* CP0: Processor Status */ +#define C0_STATUS C0_SR /* CP0: Processor Status */ +#define C0_CAUSE 13 /* CP0: Exception Cause */ +#define C0_EPC 14 /* CP0: Exception PC */ +#define C0_PRID 15 /* CP0: Processor Revision Indentifier */ +#define C0_CONFIG 16 /* CP0: Config */ +#define C0_LLADDR 17 /* CP0: LLAddr */ +#define C0_WATCHLO 18 /* CP0: WatchpointLo */ +#define C0_WATCHHI 19 /* CP0: WatchpointHi */ +#define C0_XCTEXT 20 /* CP0: XContext */ +#define C0_DIAGNOSTIC 22 /* CP0: Diagnostic */ +#define C0_BROADCOM C0_DIAGNOSTIC /* CP0: Broadcom Register */ +#define C0_PERFORMANCE 25 /* CP0: Performance Counter/Control Registers */ +#define C0_ECC 26 /* CP0: ECC */ +#define C0_CACHEERR 27 /* CP0: CacheErr */ +#define C0_TAGLO 28 /* CP0: TagLo */ +#define C0_TAGHI 29 /* CP0: TagHi */ +#define C0_ERREPC 30 /* CP0: ErrorEPC */ +#define C0_DESAVE 31 /* CP0: DebugSave */ + +#endif /* _LANGUAGE_ASSEMBLY */ + +/* + * Memory segments (32bit kernel mode addresses) + */ +#undef KUSEG +#undef KSEG0 +#undef KSEG1 +#undef KSEG2 +#undef KSEG3 +#define KUSEG 0x00000000 +#define KSEG0 0x80000000 +#define KSEG1 0xa0000000 +#define KSEG2 0xc0000000 +#define KSEG3 0xe0000000 +#define PHYSADDR_MASK 0x1fffffff + +/* + * Map an address to a certain kernel segment + */ +#undef PHYSADDR +#undef KSEG0ADDR +#undef KSEG1ADDR +#undef KSEG2ADDR +#undef KSEG3ADDR + +#define PHYSADDR(a) (_ULCAST_(a) & PHYSADDR_MASK) +#define KSEG0ADDR(a) ((_ULCAST_(a) & PHYSADDR_MASK) | KSEG0) +#define KSEG1ADDR(a) ((_ULCAST_(a) & PHYSADDR_MASK) | KSEG1) +#define KSEG2ADDR(a) ((_ULCAST_(a) & PHYSADDR_MASK) | KSEG2) +#define KSEG3ADDR(a) ((_ULCAST_(a) & PHYSADDR_MASK) | KSEG3) + + +#ifndef Index_Invalidate_I +/* + * Cache Operations + */ +#define Index_Invalidate_I 0x00 +#define Index_Writeback_Inv_D 0x01 +#define Index_Invalidate_SI 0x02 +#define Index_Writeback_Inv_SD 0x03 +#define Index_Load_Tag_I 0x04 +#define Index_Load_Tag_D 0x05 +#define Index_Load_Tag_SI 0x06 +#define Index_Load_Tag_SD 0x07 +#define Index_Store_Tag_I 0x08 +#define Index_Store_Tag_D 0x09 +#define Index_Store_Tag_SI 0x0A +#define Index_Store_Tag_SD 0x0B +#define Create_Dirty_Excl_D 0x0d +#define Create_Dirty_Excl_SD 0x0f +#define Hit_Invalidate_I 0x10 +#define Hit_Invalidate_D 0x11 +#define Hit_Invalidate_SI 0x12 +#define Hit_Invalidate_SD 0x13 +#define Fill_I 0x14 +#define Hit_Writeback_Inv_D 0x15 + /* 0x16 is unused */ +#define Hit_Writeback_Inv_SD 0x17 +#define R5K_Page_Invalidate_S 0x17 +#define Hit_Writeback_I 0x18 +#define Hit_Writeback_D 0x19 + /* 0x1a is unused */ +#define Hit_Writeback_SD 0x1b + /* 0x1c is unused */ + /* 0x1e is unused */ +#define Hit_Set_Virtual_SI 0x1e +#define Hit_Set_Virtual_SD 0x1f +#endif /* !Index_Invalidate_I */ + + +/* + * R4x00 interrupt enable / cause bits + */ +#define IE_SW0 (_ULCAST_(1) << 8) +#define IE_SW1 (_ULCAST_(1) << 9) +#define IE_IRQ0 (_ULCAST_(1) << 10) +#define IE_IRQ1 (_ULCAST_(1) << 11) +#define IE_IRQ2 (_ULCAST_(1) << 12) +#define IE_IRQ3 (_ULCAST_(1) << 13) +#define IE_IRQ4 (_ULCAST_(1) << 14) +#define IE_IRQ5 (_ULCAST_(1) << 15) + +#ifndef ST0_UM +/* + * Bitfields in the mips32 cp0 status register + */ +#define ST0_IE 0x00000001 +#define ST0_EXL 0x00000002 +#define ST0_ERL 0x00000004 +#define ST0_UM 0x00000010 +#define ST0_SWINT0 0x00000100 +#define ST0_SWINT1 0x00000200 +#define ST0_HWINT0 0x00000400 +#define ST0_HWINT1 0x00000800 +#define ST0_HWINT2 0x00001000 +#define ST0_HWINT3 0x00002000 +#define ST0_HWINT4 0x00004000 +#define ST0_HWINT5 0x00008000 +#define ST0_IM 0x0000ff00 +#define ST0_NMI 0x00080000 +#define ST0_SR 0x00100000 +#define ST0_TS 0x00200000 +#define ST0_BEV 0x00400000 +#define ST0_RE 0x02000000 +#define ST0_RP 0x08000000 +#define ST0_CU 0xf0000000 +#define ST0_CU0 0x10000000 +#define ST0_CU1 0x20000000 +#define ST0_CU2 0x40000000 +#define ST0_CU3 0x80000000 +#endif /* !ST0_UM */ + + +/* + * Bitfields in the mips32 cp0 cause register + */ +#define C_EXC 0x0000007c +#define C_EXC_SHIFT 2 +#define C_INT 0x0000ff00 +#define C_INT_SHIFT 8 +#define C_SW0 (_ULCAST_(1) << 8) +#define C_SW1 (_ULCAST_(1) << 9) +#define C_IRQ0 (_ULCAST_(1) << 10) +#define C_IRQ1 (_ULCAST_(1) << 11) +#define C_IRQ2 (_ULCAST_(1) << 12) +#define C_IRQ3 (_ULCAST_(1) << 13) +#define C_IRQ4 (_ULCAST_(1) << 14) +#define C_IRQ5 (_ULCAST_(1) << 15) +#define C_WP 0x00400000 +#define C_IV 0x00800000 +#define C_CE 0x30000000 +#define C_CE_SHIFT 28 +#define C_BD 0x80000000 + +/* Values in C_EXC */ +#define EXC_INT 0 +#define EXC_TLBM 1 +#define EXC_TLBL 2 +#define EXC_TLBS 3 +#define EXC_AEL 4 +#define EXC_AES 5 +#define EXC_IBE 6 +#define EXC_DBE 7 +#define EXC_SYS 8 +#define EXC_BPT 9 +#define EXC_RI 10 +#define EXC_CU 11 +#define EXC_OV 12 +#define EXC_TR 13 +#define EXC_WATCH 23 +#define EXC_MCHK 24 + + +/* + * Bits in the cp0 config register. + */ +#define CONF_CM_CACHABLE_NO_WA 0 +#define CONF_CM_CACHABLE_WA 1 +#define CONF_CM_UNCACHED 2 +#define CONF_CM_CACHABLE_NONCOHERENT 3 +#define CONF_CM_CACHABLE_CE 4 +#define CONF_CM_CACHABLE_COW 5 +#define CONF_CM_CACHABLE_CUW 6 +#define CONF_CM_CACHABLE_ACCELERATED 7 +#define CONF_CM_CMASK 7 +#define CONF_CU (_ULCAST_(1) << 3) +#define CONF_DB (_ULCAST_(1) << 4) +#define CONF_IB (_ULCAST_(1) << 5) +#define CONF_SE (_ULCAST_(1) << 12) +#ifndef CONF_BE /* duplicate in mipsregs.h */ +#define CONF_BE (_ULCAST_(1) << 15) +#endif +#define CONF_SC (_ULCAST_(1) << 17) +#define CONF_AC (_ULCAST_(1) << 23) +#define CONF_HALT (_ULCAST_(1) << 25) +#ifndef CONF_M /* duplicate in mipsregs.h */ +#define CONF_M (_ULCAST_(1) << 31) +#endif + + +/* + * Bits in the cp0 config register select 1. + */ +#define CONF1_FP 0x00000001 /* FPU present */ +#define CONF1_EP 0x00000002 /* EJTAG present */ +#define CONF1_CA 0x00000004 /* mips16 implemented */ +#define CONF1_WR 0x00000008 /* Watch registers present */ +#define CONF1_PC 0x00000010 /* Performance counters present */ +#define CONF1_DA_SHIFT 7 /* D$ associativity */ +#define CONF1_DA_MASK 0x00000380 +#define CONF1_DA_BASE 1 +#define CONF1_DL_SHIFT 10 /* D$ line size */ +#define CONF1_DL_MASK 0x00001c00 +#define CONF1_DL_BASE 2 +#define CONF1_DS_SHIFT 13 /* D$ sets/way */ +#define CONF1_DS_MASK 0x0000e000 +#define CONF1_DS_BASE 64 +#define CONF1_IA_SHIFT 16 /* I$ associativity */ +#define CONF1_IA_MASK 0x00070000 +#define CONF1_IA_BASE 1 +#define CONF1_IL_SHIFT 19 /* I$ line size */ +#define CONF1_IL_MASK 0x00380000 +#define CONF1_IL_BASE 2 +#define CONF1_IS_SHIFT 22 /* Instruction cache sets/way */ +#define CONF1_IS_MASK 0x01c00000 +#define CONF1_IS_BASE 64 +#define CONF1_MS_MASK 0x7e000000 /* Number of tlb entries */ +#define CONF1_MS_SHIFT 25 + +/* PRID register */ +#define PRID_COPT_MASK 0xff000000 +#define PRID_COMP_MASK 0x00ff0000 +#define PRID_IMP_MASK 0x0000ff00 +#define PRID_REV_MASK 0x000000ff + +#define PRID_COMP_LEGACY 0x000000 +#define PRID_COMP_MIPS 0x010000 +#define PRID_COMP_BROADCOM 0x020000 +#define PRID_COMP_ALCHEMY 0x030000 +#define PRID_COMP_SIBYTE 0x040000 +#define PRID_IMP_BCM4710 0x4000 +#define PRID_IMP_BCM3302 0x9000 +#define PRID_IMP_BCM3303 0x9100 + +#define PRID_IMP_UNKNOWN 0xff00 + +#define BCM330X(id) \ + (((id & (PRID_COMP_MASK | PRID_IMP_MASK)) == \ + (PRID_COMP_BROADCOM | PRID_IMP_BCM3302)) || \ + ((id & (PRID_COMP_MASK | PRID_IMP_MASK)) == \ + (PRID_COMP_BROADCOM | PRID_IMP_BCM3303))) + +/* Bits in C0_BROADCOM */ +#define BRCM_PFC_AVAIL 0x20000000 /* PFC is available */ +#define BRCM_DC_ENABLE 0x40000000 /* Enable Data $ */ +#define BRCM_IC_ENABLE 0x80000000 /* Enable Instruction $ */ +#define BRCM_PFC_ENABLE 0x00400000 /* Obsolete? Enable PFC (at least on 4310) */ +#define BRCM_CLF_ENABLE 0x00100000 /* Enable cache line first feature */ + +/* PreFetch Cache aka Read Ahead Cache */ + +#define PFC_CR0 0xff400000 /* control reg 0 */ +#define PFC_CR1 0xff400004 /* control reg 1 */ + +/* PFC operations */ +#define PFC_I 0x00000001 /* Enable PFC use for instructions */ +#define PFC_D 0x00000002 /* Enable PFC use for data */ +#define PFC_PFI 0x00000004 /* Enable seq. prefetch for instructions */ +#define PFC_PFD 0x00000008 /* Enable seq. prefetch for data */ +#define PFC_CINV 0x00000010 /* Enable selective (i/d) cacheop flushing */ +#define PFC_NCH 0x00000020 /* Disable flushing based on cacheops */ +#define PFC_DPF 0x00000040 /* Enable directional prefetching */ +#define PFC_FLUSH 0x00000100 /* Flush the PFC */ +#define PFC_BRR 0x40000000 /* Bus error indication */ +#define PFC_PWR 0x80000000 /* Disable power saving (clock gating) */ + +/* Handy defaults */ +#define PFC_DISABLED 0 +#define PFC_AUTO 0xffffffff /* auto select the default mode */ +#define PFC_INST (PFC_I | PFC_PFI | PFC_CINV) +#define PFC_INST_NOPF (PFC_I | PFC_CINV) +#define PFC_DATA (PFC_D | PFC_PFD | PFC_CINV) +#define PFC_DATA_NOPF (PFC_D | PFC_CINV) +#define PFC_I_AND_D (PFC_INST | PFC_DATA) +#define PFC_I_AND_D_NOPF (PFC_INST_NOPF | PFC_DATA_NOPF) + +#ifndef _LANGUAGE_ASSEMBLY + +/* + * Macros to access the system control coprocessor + */ + +#define MFC0(source, sel) \ +({ \ + int __res; \ + __asm__ __volatile__(" \ + .set\tnoreorder; \ + .set\tnoat; \ + .word\t"STR(0x40010000 | ((source) << 11) | (sel))"; \ + move\t%0, $1; \ + .set\tat; \ + .set\treorder" \ + :"=r" (__res) \ + : \ + :"$1"); \ + __res; \ +}) + +#define MTC0(source, sel, value) \ +do { \ + __asm__ __volatile__(" \ + .set\tnoreorder; \ + .set\tnoat; \ + move\t$1, %z0; \ + .word\t"STR(0x40810000 | ((source) << 11) | (sel))"; \ + .set\tat; \ + .set\treorder" \ + : \ + :"jr" (value) \ + :"$1"); \ +} while (0) + +#define get_c0_count() \ +({ \ + int __res; \ + __asm__ __volatile__(" \ + .set\tnoreorder; \ + .set\tnoat; \ + mfc0\t%0, $9; \ + .set\tat; \ + .set\treorder" \ + :"=r" (__res)); \ + __res; \ +}) + +static INLINE void icache_probe(uint32 config1, uint *size, uint *lsize) +{ + uint lsz, sets, ways; + + /* Instruction Cache Size = Associativity * Line Size * Sets Per Way */ + if ((lsz = ((config1 & CONF1_IL_MASK) >> CONF1_IL_SHIFT))) + lsz = CONF1_IL_BASE << lsz; + sets = CONF1_IS_BASE << ((config1 & CONF1_IS_MASK) >> CONF1_IS_SHIFT); + ways = CONF1_IA_BASE + ((config1 & CONF1_IA_MASK) >> CONF1_IA_SHIFT); + *size = lsz * sets * ways; + *lsize = lsz; +} + +static INLINE void dcache_probe(uint32 config1, uint *size, uint *lsize) +{ + uint lsz, sets, ways; + + /* Data Cache Size = Associativity * Line Size * Sets Per Way */ + if ((lsz = ((config1 & CONF1_DL_MASK) >> CONF1_DL_SHIFT))) + lsz = CONF1_DL_BASE << lsz; + sets = CONF1_DS_BASE << ((config1 & CONF1_DS_MASK) >> CONF1_DS_SHIFT); + ways = CONF1_DA_BASE + ((config1 & CONF1_DA_MASK) >> CONF1_DA_SHIFT); + *size = lsz * sets * ways; + *lsize = lsz; +} + +#define cache_op(base, op) \ + __asm__ __volatile__(" \ + .set noreorder; \ + .set mips3; \ + cache %1, (%0); \ + .set mips0; \ + .set reorder" \ + : \ + : "r" (base), \ + "i" (op)); + +#define cache_unroll4(base, delta, op) \ + __asm__ __volatile__(" \ + .set noreorder; \ + .set mips3; \ + cache %1, 0(%0); \ + cache %1, delta(%0); \ + cache %1, (2 * delta)(%0); \ + cache %1, (3 * delta)(%0); \ + .set mips0; \ + .set reorder" \ + : \ + : "r" (base), \ + "i" (op)); + +#endif /* !_LANGUAGE_ASSEMBLY */ + +#endif /* _MISPINC_H */ diff --git a/target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/osl.h b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/osl.h new file mode 100644 index 0000000000..9be443215c --- /dev/null +++ b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/osl.h @@ -0,0 +1,181 @@ +#ifndef __osl_h +#define __osl_h + +#include <linux/delay.h> +#include <typedefs.h> +#include <linuxver.h> +#include <bcmutils.h> +#include <pcicfg.h> + +#define ASSERT(n) + +/* Pkttag flag should be part of public information */ +typedef struct { + bool pkttag; + uint pktalloced; /* Number of allocated packet buffers */ + void *tx_fn; + void *tx_ctx; +} osl_pubinfo_t; + +struct osl_info { + osl_pubinfo_t pub; + uint magic; + void *pdev; + uint malloced; + uint failed; + void *dbgmem_list; +}; + +typedef struct osl_info osl_t; + +#define PCI_CFG_RETRY 10 + +/* map/unmap direction */ +#define DMA_TX 1 /* TX direction for DMA */ +#define DMA_RX 2 /* RX direction for DMA */ + +#define AND_REG(osh, r, v) W_REG(osh, (r), R_REG(osh, r) & (v)) +#define OR_REG(osh, r, v) W_REG(osh, (r), R_REG(osh, r) | (v)) +#define SET_REG(osh, r, mask, val) W_REG((osh), (r), ((R_REG((osh), r) & ~(mask)) | (val))) + +/* bcopy, bcmp, and bzero */ +#define bcopy(src, dst, len) memcpy((dst), (src), (len)) +#define bcmp(b1, b2, len) memcmp((b1), (b2), (len)) +#define bzero(b, len) memset((b), '\0', (len)) + +/* uncached virtual address */ +#ifdef mips +#define OSL_UNCACHED(va) KSEG1ADDR((va)) +#include <asm/addrspace.h> +#else +#define OSL_UNCACHED(va) (va) +#endif /* mips */ + + +#ifndef IL_BIGENDIAN +#define R_REG(osh, r) (\ + sizeof(*(r)) == sizeof(uint8) ? readb((volatile uint8*)(r)) : \ + sizeof(*(r)) == sizeof(uint16) ? readw((volatile uint16*)(r)) : \ + readl((volatile uint32*)(r)) \ +) +#define W_REG(osh, r, v) do { \ + switch (sizeof(*(r))) { \ + case sizeof(uint8): writeb((uint8)(v), (volatile uint8*)(r)); break; \ + case sizeof(uint16): writew((uint16)(v), (volatile uint16*)(r)); break; \ + case sizeof(uint32): writel((uint32)(v), (volatile uint32*)(r)); break; \ + } \ +} while (0) +#else /* IL_BIGENDIAN */ +#define R_REG(osh, r) ({ \ + __typeof(*(r)) __osl_v; \ + switch (sizeof(*(r))) { \ + case sizeof(uint8): __osl_v = readb((volatile uint8*)((uint32)r^3)); break; \ + case sizeof(uint16): __osl_v = readw((volatile uint16*)((uint32)r^2)); break; \ + case sizeof(uint32): __osl_v = readl((volatile uint32*)(r)); break; \ + } \ + __osl_v; \ +}) +#define W_REG(osh, r, v) do { \ + switch (sizeof(*(r))) { \ + case sizeof(uint8): writeb((uint8)(v), (volatile uint8*)((uint32)r^3)); break; \ + case sizeof(uint16): writew((uint16)(v), (volatile uint16*)((uint32)r^2)); break; \ + case sizeof(uint32): writel((uint32)(v), (volatile uint32*)(r)); break; \ + } \ +} while (0) +#endif /* IL_BIGENDIAN */ + +/* dereference an address that may cause a bus exception */ +#define BUSPROBE(val, addr) get_dbe((val), (addr)) +#include <asm/paccess.h> + +/* map/unmap physical to virtual I/O */ +#define REG_MAP(pa, size) ioremap_nocache((unsigned long)(pa), (unsigned long)(size)) +#define REG_UNMAP(va) iounmap((void *)(va)) + +/* shared (dma-able) memory access macros */ +#define R_SM(r) *(r) +#define W_SM(r, v) (*(r) = (v)) +#define BZERO_SM(r, len) memset((r), '\0', (len)) + +#define MALLOC(osh, size) kmalloc((size), GFP_ATOMIC) +#define MFREE(osh, addr, size) kfree((addr)) +#define MALLOCED(osh) (0) + +#define osl_delay OSL_DELAY +static inline void OSL_DELAY(uint usec) +{ + uint d; + + while (usec > 0) { + d = MIN(usec, 1000); + udelay(d); + usec -= d; + } +} + +static inline void +bcm_mdelay(uint ms) +{ + uint i; + + for (i = 0; i < ms; i++) { + OSL_DELAY(1000); + } +} + + +#define OSL_PCMCIA_READ_ATTR(osh, offset, buf, size) +#define OSL_PCMCIA_WRITE_ATTR(osh, offset, buf, size) + +#define OSL_PCI_READ_CONFIG(osh, offset, size) \ + osl_pci_read_config((osh), (offset), (size)) + +static inline uint32 +osl_pci_read_config(osl_t *osh, uint offset, uint size) +{ + uint val; + uint retry = PCI_CFG_RETRY; + + do { + pci_read_config_dword(osh->pdev, offset, &val); + if (val != 0xffffffff) + break; + } while (retry--); + + return (val); +} + +#define OSL_PCI_WRITE_CONFIG(osh, offset, size, val) \ + osl_pci_write_config((osh), (offset), (size), (val)) +static inline void +osl_pci_write_config(osl_t *osh, uint offset, uint size, uint val) +{ + uint retry = PCI_CFG_RETRY; + + do { + pci_write_config_dword(osh->pdev, offset, val); + if (offset != PCI_BAR0_WIN) + break; + if (osl_pci_read_config(osh, offset, size) == val) + break; + } while (retry--); +} + + +/* return bus # for the pci device pointed by osh->pdev */ +#define OSL_PCI_BUS(osh) osl_pci_bus(osh) +static inline uint +osl_pci_bus(osl_t *osh) +{ + return ((struct pci_dev *)osh->pdev)->bus->number; +} + +/* return slot # for the pci device pointed by osh->pdev */ +#define OSL_PCI_SLOT(osh) osl_pci_slot(osh) +static inline uint +osl_pci_slot(osl_t *osh) +{ + return PCI_SLOT(((struct pci_dev *)osh->pdev)->devfn); +} + +#endif diff --git a/target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/pcicfg.h b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/pcicfg.h new file mode 100644 index 0000000000..8bb45957a7 --- /dev/null +++ b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/pcicfg.h @@ -0,0 +1,495 @@ +/* + * pcicfg.h: PCI configuration constants and structures. + * + * Copyright 2006, Broadcom Corporation + * All Rights Reserved. + * + * THIS SOFTWARE IS OFFERED "AS IS", AND BROADCOM GRANTS NO WARRANTIES OF ANY + * KIND, EXPRESS OR IMPLIED, BY STATUTE, COMMUNICATION OR OTHERWISE. BROADCOM + * SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS + * FOR A SPECIFIC PURPOSE OR NONINFRINGEMENT CONCERNING THIS SOFTWARE. + * + * $Id: pcicfg.h,v 1.1.1.11 2006/04/08 06:13:40 honor Exp $ + */ + +#ifndef _h_pcicfg_ +#define _h_pcicfg_ + +/* The following inside ifndef's so we don't collide with NTDDK.H */ +#ifndef PCI_MAX_BUS +#define PCI_MAX_BUS 0x100 +#endif +#ifndef PCI_MAX_DEVICES +#define PCI_MAX_DEVICES 0x20 +#endif +#ifndef PCI_MAX_FUNCTION +#define PCI_MAX_FUNCTION 0x8 +#endif + +#ifndef PCI_INVALID_VENDORID +#define PCI_INVALID_VENDORID 0xffff +#endif +#ifndef PCI_INVALID_DEVICEID +#define PCI_INVALID_DEVICEID 0xffff +#endif + + +/* Convert between bus-slot-function-register and config addresses */ + +#define PCICFG_BUS_SHIFT 16 /* Bus shift */ +#define PCICFG_SLOT_SHIFT 11 /* Slot shift */ +#define PCICFG_FUN_SHIFT 8 /* Function shift */ +#define PCICFG_OFF_SHIFT 0 /* Register shift */ + +#define PCICFG_BUS_MASK 0xff /* Bus mask */ +#define PCICFG_SLOT_MASK 0x1f /* Slot mask */ +#define PCICFG_FUN_MASK 7 /* Function mask */ +#define PCICFG_OFF_MASK 0xff /* Bus mask */ + +#define PCI_CONFIG_ADDR(b, s, f, o) \ + ((((b) & PCICFG_BUS_MASK) << PCICFG_BUS_SHIFT) \ + | (((s) & PCICFG_SLOT_MASK) << PCICFG_SLOT_SHIFT) \ + | (((f) & PCICFG_FUN_MASK) << PCICFG_FUN_SHIFT) \ + | (((o) & PCICFG_OFF_MASK) << PCICFG_OFF_SHIFT)) + +#define PCI_CONFIG_BUS(a) (((a) >> PCICFG_BUS_SHIFT) & PCICFG_BUS_MASK) +#define PCI_CONFIG_SLOT(a) (((a) >> PCICFG_SLOT_SHIFT) & PCICFG_SLOT_MASK) +#define PCI_CONFIG_FUN(a) (((a) >> PCICFG_FUN_SHIFT) & PCICFG_FUN_MASK) +#define PCI_CONFIG_OFF(a) (((a) >> PCICFG_OFF_SHIFT) & PCICFG_OFF_MASK) + +/* PCIE Config space accessing MACROS */ + +#define PCIECFG_BUS_SHIFT 24 /* Bus shift */ +#define PCIECFG_SLOT_SHIFT 19 /* Slot/Device shift */ +#define PCIECFG_FUN_SHIFT 16 /* Function shift */ +#define PCIECFG_OFF_SHIFT 0 /* Register shift */ + +#define PCIECFG_BUS_MASK 0xff /* Bus mask */ +#define PCIECFG_SLOT_MASK 0x1f /* Slot/Device mask */ +#define PCIECFG_FUN_MASK 7 /* Function mask */ +#define PCIECFG_OFF_MASK 0x3ff /* Register mask */ + +#define PCIE_CONFIG_ADDR(b, s, f, o) \ + ((((b) & PCIECFG_BUS_MASK) << PCIECFG_BUS_SHIFT) \ + | (((s) & PCIECFG_SLOT_MASK) << PCIECFG_SLOT_SHIFT) \ + | (((f) & PCIECFG_FUN_MASK) << PCIECFG_FUN_SHIFT) \ + | (((o) & PCIECFG_OFF_MASK) << PCIECFG_OFF_SHIFT)) + +#define PCIE_CONFIG_BUS(a) (((a) >> PCIECFG_BUS_SHIFT) & PCIECFG_BUS_MASK) +#define PCIE_CONFIG_SLOT(a) (((a) >> PCIECFG_SLOT_SHIFT) & PCIECFG_SLOT_MASK) +#define PCIE_CONFIG_FUN(a) (((a) >> PCIECFG_FUN_SHIFT) & PCIECFG_FUN_MASK) +#define PCIE_CONFIG_OFF(a) (((a) >> PCIECFG_OFF_SHIFT) & PCIECFG_OFF_MASK) + +/* The actual config space */ + +#define PCI_BAR_MAX 6 + +#define PCI_ROM_BAR 8 + +#define PCR_RSVDA_MAX 2 + +/* Bits in PCI bars' flags */ + +#define PCIBAR_FLAGS 0xf +#define PCIBAR_IO 0x1 +#define PCIBAR_MEM1M 0x2 +#define PCIBAR_MEM64 0x4 +#define PCIBAR_PREFETCH 0x8 +#define PCIBAR_MEM32_MASK 0xFFFFFF80 + +/* pci config status reg has a bit to indicate that capability ptr is present */ + +#define PCI_CAPPTR_PRESENT 0x0010 + +typedef struct _pci_config_regs { + unsigned short vendor; + unsigned short device; + unsigned short command; + unsigned short status; + unsigned char rev_id; + unsigned char prog_if; + unsigned char sub_class; + unsigned char base_class; + unsigned char cache_line_size; + unsigned char latency_timer; + unsigned char header_type; + unsigned char bist; + unsigned long base[PCI_BAR_MAX]; + unsigned long cardbus_cis; + unsigned short subsys_vendor; + unsigned short subsys_id; + unsigned long baserom; + unsigned long rsvd_a[PCR_RSVDA_MAX]; + unsigned char int_line; + unsigned char int_pin; + unsigned char min_gnt; + unsigned char max_lat; + unsigned char dev_dep[192]; +} pci_config_regs; + +#define SZPCR (sizeof (pci_config_regs)) +#define MINSZPCR 64 /* offsetof (dev_dep[0] */ + +/* A structure for the config registers is nice, but in most + * systems the config space is not memory mapped, so we need + * filed offsetts. :-( + */ +#define PCI_CFG_VID 0 +#define PCI_CFG_DID 2 +#define PCI_CFG_CMD 4 +#define PCI_CFG_STAT 6 +#define PCI_CFG_REV 8 +#define PCI_CFG_PROGIF 9 +#define PCI_CFG_SUBCL 0xa +#define PCI_CFG_BASECL 0xb +#define PCI_CFG_CLSZ 0xc +#define PCI_CFG_LATTIM 0xd +#define PCI_CFG_HDR 0xe +#define PCI_CFG_BIST 0xf +#define PCI_CFG_BAR0 0x10 +#define PCI_CFG_BAR1 0x14 +#define PCI_CFG_BAR2 0x18 +#define PCI_CFG_BAR3 0x1c +#define PCI_CFG_BAR4 0x20 +#define PCI_CFG_BAR5 0x24 +#define PCI_CFG_CIS 0x28 +#define PCI_CFG_SVID 0x2c +#define PCI_CFG_SSID 0x2e +#define PCI_CFG_ROMBAR 0x30 +#define PCI_CFG_CAPPTR 0x34 +#define PCI_CFG_INT 0x3c +#define PCI_CFG_PIN 0x3d +#define PCI_CFG_MINGNT 0x3e +#define PCI_CFG_MAXLAT 0x3f + +#ifdef __NetBSD__ +#undef PCI_CLASS_DISPLAY +#undef PCI_CLASS_MEMORY +#undef PCI_CLASS_BRIDGE +#undef PCI_CLASS_INPUT +#undef PCI_CLASS_DOCK +#endif /* __NetBSD__ */ + +/* Classes and subclasses */ + +typedef enum { + PCI_CLASS_OLD = 0, + PCI_CLASS_DASDI, + PCI_CLASS_NET, + PCI_CLASS_DISPLAY, + PCI_CLASS_MMEDIA, + PCI_CLASS_MEMORY, + PCI_CLASS_BRIDGE, + PCI_CLASS_COMM, + PCI_CLASS_BASE, + PCI_CLASS_INPUT, + PCI_CLASS_DOCK, + PCI_CLASS_CPU, + PCI_CLASS_SERIAL, + PCI_CLASS_INTELLIGENT = 0xe, + PCI_CLASS_SATELLITE, + PCI_CLASS_CRYPT, + PCI_CLASS_DSP, + PCI_CLASS_XOR = 0xfe +} pci_classes; + +typedef enum { + PCI_DASDI_SCSI, + PCI_DASDI_IDE, + PCI_DASDI_FLOPPY, + PCI_DASDI_IPI, + PCI_DASDI_RAID, + PCI_DASDI_OTHER = 0x80 +} pci_dasdi_subclasses; + +typedef enum { + PCI_NET_ETHER, + PCI_NET_TOKEN, + PCI_NET_FDDI, + PCI_NET_ATM, + PCI_NET_OTHER = 0x80 +} pci_net_subclasses; + +typedef enum { + PCI_DISPLAY_VGA, + PCI_DISPLAY_XGA, + PCI_DISPLAY_3D, + PCI_DISPLAY_OTHER = 0x80 +} pci_display_subclasses; + +typedef enum { + PCI_MMEDIA_VIDEO, + PCI_MMEDIA_AUDIO, + PCI_MMEDIA_PHONE, + PCI_MEDIA_OTHER = 0x80 +} pci_mmedia_subclasses; + +typedef enum { + PCI_MEMORY_RAM, + PCI_MEMORY_FLASH, + PCI_MEMORY_OTHER = 0x80 +} pci_memory_subclasses; + +typedef enum { + PCI_BRIDGE_HOST, + PCI_BRIDGE_ISA, + PCI_BRIDGE_EISA, + PCI_BRIDGE_MC, + PCI_BRIDGE_PCI, + PCI_BRIDGE_PCMCIA, + PCI_BRIDGE_NUBUS, + PCI_BRIDGE_CARDBUS, + PCI_BRIDGE_RACEWAY, + PCI_BRIDGE_OTHER = 0x80 +} pci_bridge_subclasses; + +typedef enum { + PCI_COMM_UART, + PCI_COMM_PARALLEL, + PCI_COMM_MULTIUART, + PCI_COMM_MODEM, + PCI_COMM_OTHER = 0x80 +} pci_comm_subclasses; + +typedef enum { + PCI_BASE_PIC, + PCI_BASE_DMA, + PCI_BASE_TIMER, + PCI_BASE_RTC, + PCI_BASE_PCI_HOTPLUG, + PCI_BASE_OTHER = 0x80 +} pci_base_subclasses; + +typedef enum { + PCI_INPUT_KBD, + PCI_INPUT_PEN, + PCI_INPUT_MOUSE, + PCI_INPUT_SCANNER, + PCI_INPUT_GAMEPORT, + PCI_INPUT_OTHER = 0x80 +} pci_input_subclasses; + +typedef enum { + PCI_DOCK_GENERIC, + PCI_DOCK_OTHER = 0x80 +} pci_dock_subclasses; + +typedef enum { + PCI_CPU_386, + PCI_CPU_486, + PCI_CPU_PENTIUM, + PCI_CPU_ALPHA = 0x10, + PCI_CPU_POWERPC = 0x20, + PCI_CPU_MIPS = 0x30, + PCI_CPU_COPROC = 0x40, + PCI_CPU_OTHER = 0x80 +} pci_cpu_subclasses; + +typedef enum { + PCI_SERIAL_IEEE1394, + PCI_SERIAL_ACCESS, + PCI_SERIAL_SSA, + PCI_SERIAL_USB, + PCI_SERIAL_FIBER, + PCI_SERIAL_SMBUS, + PCI_SERIAL_OTHER = 0x80 +} pci_serial_subclasses; + +typedef enum { + PCI_INTELLIGENT_I2O +} pci_intelligent_subclasses; + +typedef enum { + PCI_SATELLITE_TV, + PCI_SATELLITE_AUDIO, + PCI_SATELLITE_VOICE, + PCI_SATELLITE_DATA, + PCI_SATELLITE_OTHER = 0x80 +} pci_satellite_subclasses; + +typedef enum { + PCI_CRYPT_NETWORK, + PCI_CRYPT_ENTERTAINMENT, + PCI_CRYPT_OTHER = 0x80 +} pci_crypt_subclasses; + +typedef enum { + PCI_DSP_DPIO, + PCI_DSP_OTHER = 0x80 +} pci_dsp_subclasses; + +typedef enum { + PCI_XOR_QDMA, + PCI_XOR_OTHER = 0x80 +} pci_xor_subclasses; + +/* Header types */ +typedef enum { + PCI_HEADER_NORMAL, + PCI_HEADER_BRIDGE, + PCI_HEADER_CARDBUS +} pci_header_types; + + +/* Overlay for a PCI-to-PCI bridge */ + +#define PPB_RSVDA_MAX 2 +#define PPB_RSVDD_MAX 8 + +typedef struct _ppb_config_regs { + unsigned short vendor; + unsigned short device; + unsigned short command; + unsigned short status; + unsigned char rev_id; + unsigned char prog_if; + unsigned char sub_class; + unsigned char base_class; + unsigned char cache_line_size; + unsigned char latency_timer; + unsigned char header_type; + unsigned char bist; + unsigned long rsvd_a[PPB_RSVDA_MAX]; + unsigned char prim_bus; + unsigned char sec_bus; + unsigned char sub_bus; + unsigned char sec_lat; + unsigned char io_base; + unsigned char io_lim; + unsigned short sec_status; + unsigned short mem_base; + unsigned short mem_lim; + unsigned short pf_mem_base; + unsigned short pf_mem_lim; + unsigned long pf_mem_base_hi; + unsigned long pf_mem_lim_hi; + unsigned short io_base_hi; + unsigned short io_lim_hi; + unsigned short subsys_vendor; + unsigned short subsys_id; + unsigned long rsvd_b; + unsigned char rsvd_c; + unsigned char int_pin; + unsigned short bridge_ctrl; + unsigned char chip_ctrl; + unsigned char diag_ctrl; + unsigned short arb_ctrl; + unsigned long rsvd_d[PPB_RSVDD_MAX]; + unsigned char dev_dep[192]; +} ppb_config_regs; + + +/* PCI CAPABILITY DEFINES */ +#define PCI_CAP_POWERMGMTCAP_ID 0x01 +#define PCI_CAP_MSICAP_ID 0x05 +#define PCI_CAP_PCIECAP_ID 0x10 + +/* Data structure to define the Message Signalled Interrupt facility + * Valid for PCI and PCIE configurations + */ +typedef struct _pciconfig_cap_msi { + unsigned char capID; + unsigned char nextptr; + unsigned short msgctrl; + unsigned int msgaddr; +} pciconfig_cap_msi; + +/* Data structure to define the Power managment facility + * Valid for PCI and PCIE configurations + */ +typedef struct _pciconfig_cap_pwrmgmt { + unsigned char capID; + unsigned char nextptr; + unsigned short pme_cap; + unsigned short pme_sts_ctrl; + unsigned char pme_bridge_ext; + unsigned char data; +} pciconfig_cap_pwrmgmt; + +/* Data structure to define the PCIE capability */ +typedef struct _pciconfig_cap_pcie { + unsigned char capID; + unsigned char nextptr; + unsigned short pcie_cap; + unsigned int dev_cap; + unsigned short dev_ctrl; + unsigned short dev_status; + unsigned int link_cap; + unsigned short link_ctrl; + unsigned short link_status; +} pciconfig_cap_pcie; + +/* PCIE Enhanced CAPABILITY DEFINES */ +#define PCIE_EXTCFG_OFFSET 0x100 +#define PCIE_ADVERRREP_CAPID 0x0001 +#define PCIE_VC_CAPID 0x0002 +#define PCIE_DEVSNUM_CAPID 0x0003 +#define PCIE_PWRBUDGET_CAPID 0x0004 + +/* Header to define the PCIE specific capabilities in the extended config space */ +typedef struct _pcie_enhanced_caphdr { + unsigned short capID; + unsigned short cap_ver : 4; + unsigned short next_ptr : 12; +} pcie_enhanced_caphdr; + + +/* Everything below is BRCM HND proprietary */ + + +/* Brcm PCI configuration registers */ +#define cap_list rsvd_a[0] +#define bar0_window dev_dep[0x80 - 0x40] +#define bar1_window dev_dep[0x84 - 0x40] +#define sprom_control dev_dep[0x88 - 0x40] + +#define PCI_BAR0_WIN 0x80 /* backplane addres space accessed by BAR0 */ +#define PCI_BAR1_WIN 0x84 /* backplane addres space accessed by BAR1 */ +#define PCI_SPROM_CONTROL 0x88 /* sprom property control */ +#define PCI_BAR1_CONTROL 0x8c /* BAR1 region burst control */ +#define PCI_INT_STATUS 0x90 /* PCI and other cores interrupts */ +#define PCI_INT_MASK 0x94 /* mask of PCI and other cores interrupts */ +#define PCI_TO_SB_MB 0x98 /* signal backplane interrupts */ +#define PCI_BACKPLANE_ADDR 0xA0 /* address an arbitrary location on the system backplane */ +#define PCI_BACKPLANE_DATA 0xA4 /* data at the location specified by above address */ +#define PCI_GPIO_IN 0xb0 /* pci config space gpio input (>=rev3) */ +#define PCI_GPIO_OUT 0xb4 /* pci config space gpio output (>=rev3) */ +#define PCI_GPIO_OUTEN 0xb8 /* pci config space gpio output enable (>=rev3) */ + +#define PCI_BAR0_SHADOW_OFFSET (2 * 1024) /* bar0 + 2K accesses sprom shadow (in pci core) */ +#define PCI_BAR0_SPROM_OFFSET (4 * 1024) /* bar0 + 4K accesses external sprom */ +#define PCI_BAR0_PCIREGS_OFFSET (6 * 1024) /* bar0 + 6K accesses pci core registers */ +#define PCI_BAR0_PCISBR_OFFSET (4 * 1024) /* pci core SB registers are at the end of the + * 8KB window, so their address is the "regular" + * address plus 4K + */ +#define PCI_BAR0_WINSZ 8192 /* bar0 window size */ + +/* On pci corerev >= 13 and all pcie, the bar0 is now 16KB and it maps: */ +#define PCI_16KB0_PCIREGS_OFFSET (8 * 1024) /* bar0 + 8K accesses pci/pcie core registers */ +#define PCI_16KB0_CCREGS_OFFSET (12 * 1024) /* bar0 + 12K accesses chipc core registers */ +#define PCI_16KBB0_WINSZ (16 * 1024) /* bar0 window size */ + +/* PCI_INT_STATUS */ +#define PCI_SBIM_STATUS_SERR 0x4 /* backplane SBErr interrupt status */ + +/* PCI_INT_MASK */ +#define PCI_SBIM_SHIFT 8 /* backplane core interrupt mask bits offset */ +#define PCI_SBIM_MASK 0xff00 /* backplane core interrupt mask */ +#define PCI_SBIM_MASK_SERR 0x4 /* backplane SBErr interrupt mask */ + +/* PCI_SPROM_CONTROL */ +#define SPROM_SZ_MSK 0x02 /* SPROM Size Mask */ +#define SPROM_LOCKED 0x08 /* SPROM Locked */ +#define SPROM_BLANK 0x04 /* indicating a blank SPROM */ +#define SPROM_WRITEEN 0x10 /* SPROM write enable */ +#define SPROM_BOOTROM_WE 0x20 /* external bootrom write enable */ +#define SPROM_OTPIN_USE 0x80 /* device OTP In use */ + +#define SPROM_SIZE 256 /* sprom size in 16-bit */ +#define SPROM_CRC_RANGE 64 /* crc cover range in 16-bit */ + +/* PCI_CFG_CMD_STAT */ +#define PCI_CFG_CMD_STAT_TA 0x08000000 /* target abort status */ + +#endif /* _h_pcicfg_ */ diff --git a/target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/sbchipc.h b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/sbchipc.h new file mode 100644 index 0000000000..03c5cf19a0 --- /dev/null +++ b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/sbchipc.h @@ -0,0 +1,516 @@ +/* + * SiliconBackplane Chipcommon core hardware definitions. + * + * The chipcommon core provides chip identification, SB control, + * jtag, 0/1/2 uarts, clock frequency control, a watchdog interrupt timer, + * gpio interface, extbus, and support for serial and parallel flashes. + * + * $Id: sbchipc.h,v 1.1.1.14 2006/04/15 01:29:08 michael Exp $ + * Copyright 2006, Broadcom Corporation + * All Rights Reserved. + * + * THIS SOFTWARE IS OFFERED "AS IS", AND BROADCOM GRANTS NO WARRANTIES OF ANY + * KIND, EXPRESS OR IMPLIED, BY STATUTE, COMMUNICATION OR OTHERWISE. BROADCOM + * SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS + * FOR A SPECIFIC PURPOSE OR NONINFRINGEMENT CONCERNING THIS SOFTWARE. + * + */ + +#ifndef _SBCHIPC_H +#define _SBCHIPC_H + + +#ifndef _LANGUAGE_ASSEMBLY + +/* cpp contortions to concatenate w/arg prescan */ +#ifndef PAD +#define _PADLINE(line) pad ## line +#define _XSTR(line) _PADLINE(line) +#define PAD _XSTR(__LINE__) +#endif /* PAD */ + +typedef volatile struct { + uint32 chipid; /* 0x0 */ + uint32 capabilities; + uint32 corecontrol; /* corerev >= 1 */ + uint32 bist; + + /* OTP */ + uint32 otpstatus; /* 0x10, corerev >= 10 */ + uint32 otpcontrol; + uint32 otpprog; + uint32 PAD; + + /* Interrupt control */ + uint32 intstatus; /* 0x20 */ + uint32 intmask; + uint32 chipcontrol; /* 0x28, rev >= 11 */ + uint32 chipstatus; /* 0x2c, rev >= 11 */ + + /* Jtag Master */ + uint32 jtagcmd; /* 0x30, rev >= 10 */ + uint32 jtagir; + uint32 jtagdr; + uint32 jtagctrl; + + /* serial flash interface registers */ + uint32 flashcontrol; /* 0x40 */ + uint32 flashaddress; + uint32 flashdata; + uint32 PAD[1]; + + /* Silicon backplane configuration broadcast control */ + uint32 broadcastaddress; /* 0x50 */ + uint32 broadcastdata; + uint32 PAD[2]; + + /* gpio - cleared only by power-on-reset */ + uint32 gpioin; /* 0x60 */ + uint32 gpioout; + uint32 gpioouten; + uint32 gpiocontrol; + uint32 gpiointpolarity; + uint32 gpiointmask; + uint32 PAD[2]; + + /* Watchdog timer */ + uint32 watchdog; /* 0x80 */ + uint32 PAD[1]; + + /* GPIO based LED powersave registers corerev >= 16 */ + uint32 gpiotimerval; /* 0x88 */ + uint32 gpiotimeroutmask; + + /* clock control */ + uint32 clockcontrol_n; /* 0x90 */ + uint32 clockcontrol_sb; /* aka m0 */ + uint32 clockcontrol_pci; /* aka m1 */ + uint32 clockcontrol_m2; /* mii/uart/mipsref */ + uint32 clockcontrol_m3; /* cpu */ + uint32 clkdiv; /* corerev >= 3 */ + uint32 PAD[2]; + + /* pll delay registers (corerev >= 4) */ + uint32 pll_on_delay; /* 0xb0 */ + uint32 fref_sel_delay; + uint32 slow_clk_ctl; /* 5 < corerev < 10 */ + uint32 PAD[1]; + + /* Instaclock registers (corerev >= 10) */ + uint32 system_clk_ctl; /* 0xc0 */ + uint32 clkstatestretch; + uint32 PAD[14]; + + /* ExtBus control registers (corerev >= 3) */ + uint32 pcmcia_config; /* 0x100 */ + uint32 pcmcia_memwait; + uint32 pcmcia_attrwait; + uint32 pcmcia_iowait; + uint32 ide_config; + uint32 ide_memwait; + uint32 ide_attrwait; + uint32 ide_iowait; + uint32 prog_config; + uint32 prog_waitcount; + uint32 flash_config; + uint32 flash_waitcount; + uint32 PAD[44]; + + /* Clock control and hardware workarounds */ + uint32 clk_ctl_st; + uint32 hw_war; + uint32 PAD[70]; + + /* uarts */ + uint8 uart0data; /* 0x300 */ + uint8 uart0imr; + uint8 uart0fcr; + uint8 uart0lcr; + uint8 uart0mcr; + uint8 uart0lsr; + uint8 uart0msr; + uint8 uart0scratch; + uint8 PAD[248]; /* corerev >= 1 */ + + uint8 uart1data; /* 0x400 */ + uint8 uart1imr; + uint8 uart1fcr; + uint8 uart1lcr; + uint8 uart1mcr; + uint8 uart1lsr; + uint8 uart1msr; + uint8 uart1scratch; +} chipcregs_t; + +#endif /* _LANGUAGE_ASSEMBLY */ + +#define CC_CHIPID 0 +#define CC_CAPABILITIES 4 +#define CC_JTAGCMD 0x30 +#define CC_JTAGIR 0x34 +#define CC_JTAGDR 0x38 +#define CC_JTAGCTRL 0x3c +#define CC_WATCHDOG 0x80 +#define CC_CLKC_N 0x90 +#define CC_CLKC_M0 0x94 +#define CC_CLKC_M1 0x98 +#define CC_CLKC_M2 0x9c +#define CC_CLKC_M3 0xa0 +#define CC_CLKDIV 0xa4 +#define CC_SYS_CLK_CTL 0xc0 +#define CC_OTP 0x800 + +/* chipid */ +#define CID_ID_MASK 0x0000ffff /* Chip Id mask */ +#define CID_REV_MASK 0x000f0000 /* Chip Revision mask */ +#define CID_REV_SHIFT 16 /* Chip Revision shift */ +#define CID_PKG_MASK 0x00f00000 /* Package Option mask */ +#define CID_PKG_SHIFT 20 /* Package Option shift */ +#define CID_CC_MASK 0x0f000000 /* CoreCount (corerev >= 4) */ +#define CID_CC_SHIFT 24 + +/* capabilities */ +#define CAP_UARTS_MASK 0x00000003 /* Number of uarts */ +#define CAP_MIPSEB 0x00000004 /* MIPS is in big-endian mode */ +#define CAP_UCLKSEL 0x00000018 /* UARTs clock select */ +#define CAP_UINTCLK 0x00000008 /* UARTs are driven by internal divided clock */ +#define CAP_UARTGPIO 0x00000020 /* UARTs own Gpio's 15:12 */ +#define CAP_EXTBUS_MASK 0x000000c0 /* External bus mask */ +#define CAP_EXTBUS_NONE 0x00000000 /* No ExtBus present */ +#define CAP_EXTBUS_FULL 0x00000040 /* ExtBus: PCMCIA, IDE & Prog */ +#define CAP_EXTBUS_PROG 0x00000080 /* ExtBus: ProgIf only */ +#define CAP_FLASH_MASK 0x00000700 /* Type of flash */ +#define CAP_PLL_MASK 0x00038000 /* Type of PLL */ +#define CAP_PWR_CTL 0x00040000 /* Power control */ +#define CAP_OTPSIZE 0x00380000 /* OTP Size (0 = none) */ +#define CAP_OTPSIZE_SHIFT 19 /* OTP Size shift */ +#define CAP_OTPSIZE_BASE 5 /* OTP Size base */ +#define CAP_JTAGP 0x00400000 /* JTAG Master Present */ +#define CAP_ROM 0x00800000 /* Internal boot rom active */ +#define CAP_BKPLN64 0x08000000 /* 64-bit backplane */ + +/* PLL type */ +#define PLL_NONE 0x00000000 +#define PLL_TYPE1 0x00010000 /* 48Mhz base, 3 dividers */ +#define PLL_TYPE2 0x00020000 /* 48Mhz, 4 dividers */ +#define PLL_TYPE3 0x00030000 /* 25Mhz, 2 dividers */ +#define PLL_TYPE4 0x00008000 /* 48Mhz, 4 dividers */ +#define PLL_TYPE5 0x00018000 /* 25Mhz, 4 dividers */ +#define PLL_TYPE6 0x00028000 /* 100/200 or 120/240 only */ +#define PLL_TYPE7 0x00038000 /* 25Mhz, 4 dividers */ + +/* corecontrol */ +#define CC_UARTCLKO 0x00000001 /* Drive UART with internal clock */ +#define CC_SE 0x00000002 /* sync clk out enable (corerev >= 3) */ + +/* chipcontrol */ +#define CHIPCTRL_4321A0_DEFAULT 0x3a4 +#define CHIPCTRL_4321A1_DEFAULT 0x0a4 + +/* Fields in the otpstatus register */ +#define OTPS_PROGFAIL 0x80000000 +#define OTPS_PROTECT 0x00000007 +#define OTPS_HW_PROTECT 0x00000001 +#define OTPS_SW_PROTECT 0x00000002 +#define OTPS_CID_PROTECT 0x00000004 + +/* Fields in the otpcontrol register */ +#define OTPC_RECWAIT 0xff000000 +#define OTPC_PROGWAIT 0x00ffff00 +#define OTPC_PRW_SHIFT 8 +#define OTPC_MAXFAIL 0x00000038 +#define OTPC_VSEL 0x00000006 +#define OTPC_SELVL 0x00000001 + +/* Fields in otpprog */ +#define OTPP_COL_MASK 0x000000ff +#define OTPP_ROW_MASK 0x0000ff00 +#define OTPP_ROW_SHIFT 8 +#define OTPP_READERR 0x10000000 +#define OTPP_VALUE 0x20000000 +#define OTPP_VALUE_SHIFT 29 +#define OTPP_READ 0x40000000 +#define OTPP_START 0x80000000 +#define OTPP_BUSY 0x80000000 + +/* jtagcmd */ +#define JCMD_START 0x80000000 +#define JCMD_BUSY 0x80000000 +#define JCMD_PAUSE 0x40000000 +#define JCMD0_ACC_MASK 0x0000f000 +#define JCMD0_ACC_IRDR 0x00000000 +#define JCMD0_ACC_DR 0x00001000 +#define JCMD0_ACC_IR 0x00002000 +#define JCMD0_ACC_RESET 0x00003000 +#define JCMD0_ACC_IRPDR 0x00004000 +#define JCMD0_ACC_PDR 0x00005000 +#define JCMD0_IRW_MASK 0x00000f00 +#define JCMD_ACC_MASK 0x000f0000 /* Changes for corerev 11 */ +#define JCMD_ACC_IRDR 0x00000000 +#define JCMD_ACC_DR 0x00010000 +#define JCMD_ACC_IR 0x00020000 +#define JCMD_ACC_RESET 0x00030000 +#define JCMD_ACC_IRPDR 0x00040000 +#define JCMD_ACC_PDR 0x00050000 +#define JCMD_IRW_MASK 0x00001f00 +#define JCMD_IRW_SHIFT 8 +#define JCMD_DRW_MASK 0x0000003f + +/* jtagctrl */ +#define JCTRL_FORCE_CLK 4 /* Force clock */ +#define JCTRL_EXT_EN 2 /* Enable external targets */ +#define JCTRL_EN 1 /* Enable Jtag master */ + +/* Fields in clkdiv */ +#define CLKD_SFLASH 0x0f000000 +#define CLKD_SFLASH_SHIFT 24 +#define CLKD_OTP 0x000f0000 +#define CLKD_OTP_SHIFT 16 +#define CLKD_JTAG 0x00000f00 +#define CLKD_JTAG_SHIFT 8 +#define CLKD_UART 0x000000ff + +/* intstatus/intmask */ +#define CI_GPIO 0x00000001 /* gpio intr */ +#define CI_EI 0x00000002 /* ro: ext intr pin (corerev >= 3) */ +#define CI_WDRESET 0x80000000 /* watchdog reset occurred */ + +/* slow_clk_ctl */ +#define SCC_SS_MASK 0x00000007 /* slow clock source mask */ +#define SCC_SS_LPO 0x00000000 /* source of slow clock is LPO */ +#define SCC_SS_XTAL 0x00000001 /* source of slow clock is crystal */ +#define SCC_SS_PCI 0x00000002 /* source of slow clock is PCI */ +#define SCC_LF 0x00000200 /* LPOFreqSel, 1: 160Khz, 0: 32KHz */ +#define SCC_LP 0x00000400 /* LPOPowerDown, 1: LPO is disabled, + * 0: LPO is enabled + */ +#define SCC_FS 0x00000800 /* ForceSlowClk, 1: sb/cores running on slow clock, + * 0: power logic control + */ +#define SCC_IP 0x00001000 /* IgnorePllOffReq, 1/0: power logic ignores/honors + * PLL clock disable requests from core + */ +#define SCC_XC 0x00002000 /* XtalControlEn, 1/0: power logic does/doesn't + * disable crystal when appropriate + */ +#define SCC_XP 0x00004000 /* XtalPU (RO), 1/0: crystal running/disabled */ +#define SCC_CD_MASK 0xffff0000 /* ClockDivider (SlowClk = 1/(4+divisor)) */ +#define SCC_CD_SHIFT 16 + +/* system_clk_ctl */ +#define SYCC_IE 0x00000001 /* ILPen: Enable Idle Low Power */ +#define SYCC_AE 0x00000002 /* ALPen: Enable Active Low Power */ +#define SYCC_FP 0x00000004 /* ForcePLLOn */ +#define SYCC_AR 0x00000008 /* Force ALP (or HT if ALPen is not set */ +#define SYCC_HR 0x00000010 /* Force HT */ +#define SYCC_CD_MASK 0xffff0000 /* ClkDiv (ILP = 1/(4 * (divisor + 1)) */ +#define SYCC_CD_SHIFT 16 + +/* gpiotimerval */ +#define GPIO_ONTIME_SHIFT 16 + +/* clockcontrol_n */ +#define CN_N1_MASK 0x3f /* n1 control */ +#define CN_N2_MASK 0x3f00 /* n2 control */ +#define CN_N2_SHIFT 8 +#define CN_PLLC_MASK 0xf0000 /* pll control */ +#define CN_PLLC_SHIFT 16 + +/* clockcontrol_sb/pci/uart */ +#define CC_M1_MASK 0x3f /* m1 control */ +#define CC_M2_MASK 0x3f00 /* m2 control */ +#define CC_M2_SHIFT 8 +#define CC_M3_MASK 0x3f0000 /* m3 control */ +#define CC_M3_SHIFT 16 +#define CC_MC_MASK 0x1f000000 /* mux control */ +#define CC_MC_SHIFT 24 + +/* N3M Clock control magic field values */ +#define CC_F6_2 0x02 /* A factor of 2 in */ +#define CC_F6_3 0x03 /* 6-bit fields like */ +#define CC_F6_4 0x05 /* N1, M1 or M3 */ +#define CC_F6_5 0x09 +#define CC_F6_6 0x11 +#define CC_F6_7 0x21 + +#define CC_F5_BIAS 5 /* 5-bit fields get this added */ + +#define CC_MC_BYPASS 0x08 +#define CC_MC_M1 0x04 +#define CC_MC_M1M2 0x02 +#define CC_MC_M1M2M3 0x01 +#define CC_MC_M1M3 0x11 + +/* Type 2 Clock control magic field values */ +#define CC_T2_BIAS 2 /* n1, n2, m1 & m3 bias */ +#define CC_T2M2_BIAS 3 /* m2 bias */ + +#define CC_T2MC_M1BYP 1 +#define CC_T2MC_M2BYP 2 +#define CC_T2MC_M3BYP 4 + +/* Type 6 Clock control magic field values */ +#define CC_T6_MMASK 1 /* bits of interest in m */ +#define CC_T6_M0 120000000 /* sb clock for m = 0 */ +#define CC_T6_M1 100000000 /* sb clock for m = 1 */ +#define SB2MIPS_T6(sb) (2 * (sb)) + +/* Common clock base */ +#define CC_CLOCK_BASE1 24000000 /* Half the clock freq */ +#define CC_CLOCK_BASE2 12500000 /* Alternate crystal on some PLL's */ + +/* Clock control values for 200Mhz in 5350 */ +#define CLKC_5350_N 0x0311 +#define CLKC_5350_M 0x04020009 + +/* Flash types in the chipcommon capabilities register */ +#define FLASH_NONE 0x000 /* No flash */ +#define SFLASH_ST 0x100 /* ST serial flash */ +#define SFLASH_AT 0x200 /* Atmel serial flash */ +#define PFLASH 0x700 /* Parallel flash */ + +/* Bits in the ExtBus config registers */ +#define CC_CFG_EN 0x0001 /* Enable */ +#define CC_CFG_EM_MASK 0x000e /* Extif Mode */ +#define CC_CFG_EM_ASYNC 0x0000 /* Async/Parallel flash */ +#define CC_CFG_EM_SYNC 0x0002 /* Synchronous */ +#define CC_CFG_EM_PCMCIA 0x0004 /* PCMCIA */ +#define CC_CFG_EM_IDE 0x0006 /* IDE */ +#define CC_CFG_DS 0x0010 /* Data size, 0=8bit, 1=16bit */ +#define CC_CFG_CD_MASK 0x0060 /* Sync: Clock divisor */ +#define CC_CFG_CE 0x0080 /* Sync: Clock enable */ +#define CC_CFG_SB 0x0100 /* Sync: Size/Bytestrobe */ + +/* ExtBus address space */ +#define CC_EB_BASE 0x1a000000 /* Chipc ExtBus base address */ +#define CC_EB_PCMCIA_MEM 0x1a000000 /* PCMCIA 0 memory base address */ +#define CC_EB_PCMCIA_IO 0x1a200000 /* PCMCIA 0 I/O base address */ +#define CC_EB_PCMCIA_CFG 0x1a400000 /* PCMCIA 0 config base address */ +#define CC_EB_IDE 0x1a800000 /* IDE memory base */ +#define CC_EB_PCMCIA1_MEM 0x1a800000 /* PCMCIA 1 memory base address */ +#define CC_EB_PCMCIA1_IO 0x1aa00000 /* PCMCIA 1 I/O base address */ +#define CC_EB_PCMCIA1_CFG 0x1ac00000 /* PCMCIA 1 config base address */ +#define CC_EB_PROGIF 0x1b000000 /* ProgIF Async/Sync base address */ + + +/* Start/busy bit in flashcontrol */ +#define SFLASH_OPCODE 0x000000ff +#define SFLASH_ACTION 0x00000700 +#define SFLASH_START 0x80000000 +#define SFLASH_BUSY SFLASH_START + +/* flashcontrol action codes */ +#define SFLASH_ACT_OPONLY 0x0000 /* Issue opcode only */ +#define SFLASH_ACT_OP1D 0x0100 /* opcode + 1 data byte */ +#define SFLASH_ACT_OP3A 0x0200 /* opcode + 3 address bytes */ +#define SFLASH_ACT_OP3A1D 0x0300 /* opcode + 3 addres & 1 data bytes */ +#define SFLASH_ACT_OP3A4D 0x0400 /* opcode + 3 addres & 4 data bytes */ +#define SFLASH_ACT_OP3A4X4D 0x0500 /* opcode + 3 addres, 4 don't care & 4 data bytes */ +#define SFLASH_ACT_OP3A1X4D 0x0700 /* opcode + 3 addres, 1 don't care & 4 data bytes */ + +/* flashcontrol action+opcodes for ST flashes */ +#define SFLASH_ST_WREN 0x0006 /* Write Enable */ +#define SFLASH_ST_WRDIS 0x0004 /* Write Disable */ +#define SFLASH_ST_RDSR 0x0105 /* Read Status Register */ +#define SFLASH_ST_WRSR 0x0101 /* Write Status Register */ +#define SFLASH_ST_READ 0x0303 /* Read Data Bytes */ +#define SFLASH_ST_PP 0x0302 /* Page Program */ +#define SFLASH_ST_SE 0x02d8 /* Sector Erase */ +#define SFLASH_ST_BE 0x00c7 /* Bulk Erase */ +#define SFLASH_ST_DP 0x00b9 /* Deep Power-down */ +#define SFLASH_ST_RES 0x03ab /* Read Electronic Signature */ + +/* Status register bits for ST flashes */ +#define SFLASH_ST_WIP 0x01 /* Write In Progress */ +#define SFLASH_ST_WEL 0x02 /* Write Enable Latch */ +#define SFLASH_ST_BP_MASK 0x1c /* Block Protect */ +#define SFLASH_ST_BP_SHIFT 2 +#define SFLASH_ST_SRWD 0x80 /* Status Register Write Disable */ + +/* flashcontrol action+opcodes for Atmel flashes */ +#define SFLASH_AT_READ 0x07e8 +#define SFLASH_AT_PAGE_READ 0x07d2 +#define SFLASH_AT_BUF1_READ +#define SFLASH_AT_BUF2_READ +#define SFLASH_AT_STATUS 0x01d7 +#define SFLASH_AT_BUF1_WRITE 0x0384 +#define SFLASH_AT_BUF2_WRITE 0x0387 +#define SFLASH_AT_BUF1_ERASE_PROGRAM 0x0283 +#define SFLASH_AT_BUF2_ERASE_PROGRAM 0x0286 +#define SFLASH_AT_BUF1_PROGRAM 0x0288 +#define SFLASH_AT_BUF2_PROGRAM 0x0289 +#define SFLASH_AT_PAGE_ERASE 0x0281 +#define SFLASH_AT_BLOCK_ERASE 0x0250 +#define SFLASH_AT_BUF1_WRITE_ERASE_PROGRAM 0x0382 +#define SFLASH_AT_BUF2_WRITE_ERASE_PROGRAM 0x0385 +#define SFLASH_AT_BUF1_LOAD 0x0253 +#define SFLASH_AT_BUF2_LOAD 0x0255 +#define SFLASH_AT_BUF1_COMPARE 0x0260 +#define SFLASH_AT_BUF2_COMPARE 0x0261 +#define SFLASH_AT_BUF1_REPROGRAM 0x0258 +#define SFLASH_AT_BUF2_REPROGRAM 0x0259 + +/* Status register bits for Atmel flashes */ +#define SFLASH_AT_READY 0x80 +#define SFLASH_AT_MISMATCH 0x40 +#define SFLASH_AT_ID_MASK 0x38 +#define SFLASH_AT_ID_SHIFT 3 + +/* OTP regions */ +#define OTP_HW_REGION OTPS_HW_PROTECT +#define OTP_SW_REGION OTPS_SW_PROTECT +#define OTP_CID_REGION OTPS_CID_PROTECT + +/* OTP regions (Byte offsets from otp size) */ +#define OTP_SWLIM_OFF (-8) +#define OTP_CIDBASE_OFF 0 +#define OTP_CIDLIM_OFF 8 + +/* Predefined OTP words (Word offset from otp size) */ +#define OTP_BOUNDARY_OFF (-4) +#define OTP_HWSIGN_OFF (-3) +#define OTP_SWSIGN_OFF (-2) +#define OTP_CIDSIGN_OFF (-1) + +#define OTP_CID_OFF 0 +#define OTP_PKG_OFF 1 +#define OTP_FID_OFF 2 +#define OTP_RSV_OFF 3 +#define OTP_LIM_OFF 4 + +#define OTP_SIGNATURE 0x578a +#define OTP_MAGIC 0x4e56 + +/* + * These are the UART port assignments, expressed as offsets from the base + * register. These assignments should hold for any serial port based on + * a 8250, 16450, or 16550(A). + */ + +#define UART_RX 0 /* In: Receive buffer (DLAB=0) */ +#define UART_TX 0 /* Out: Transmit buffer (DLAB=0) */ +#define UART_DLL 0 /* Out: Divisor Latch Low (DLAB=1) */ +#define UART_IER 1 /* In/Out: Interrupt Enable Register (DLAB=0) */ +#define UART_DLM 1 /* Out: Divisor Latch High (DLAB=1) */ +#define UART_IIR 2 /* In: Interrupt Identity Register */ +#define UART_FCR 2 /* Out: FIFO Control Register */ +#define UART_LCR 3 /* Out: Line Control Register */ +#define UART_MCR 4 /* Out: Modem Control Register */ +#define UART_LSR 5 /* In: Line Status Register */ +#define UART_MSR 6 /* In: Modem Status Register */ +#define UART_SCR 7 /* I/O: Scratch Register */ +#define UART_LCR_DLAB 0x80 /* Divisor latch access bit */ +#define UART_LCR_WLEN8 0x03 /* Wordlength: 8 bits */ +#define UART_MCR_OUT2 0x08 /* MCR GPIO out 2 */ +#define UART_MCR_LOOP 0x10 /* Enable loopback test mode */ +#define UART_LSR_THRE 0x20 /* Transmit-hold-register empty */ +#define UART_LSR_RXRDY 0x01 /* Receiver ready */ +#define UART_FCR_FIFO_ENABLE 1 /* FIFO control register bit controlling FIFO enable/disable */ + +/* Interrupt Enable Register (IER) bits */ +#define UART_IER_EDSSI 8 /* enable modem status interrupt */ +#define UART_IER_ELSI 4 /* enable receiver line status interrupt */ +#define UART_IER_ETBEI 2 /* enable transmitter holding register empty interrupt */ +#define UART_IER_ERBFI 1 /* enable data available interrupt */ + +#endif /* _SBCHIPC_H */ diff --git a/target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/sbconfig.h b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/sbconfig.h new file mode 100644 index 0000000000..7a44e5fbaa --- /dev/null +++ b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/sbconfig.h @@ -0,0 +1,369 @@ +/* + * Broadcom SiliconBackplane hardware register definitions. + * + * Copyright 2006, Broadcom Corporation + * All Rights Reserved. + * + * THIS SOFTWARE IS OFFERED "AS IS", AND BROADCOM GRANTS NO WARRANTIES OF ANY + * KIND, EXPRESS OR IMPLIED, BY STATUTE, COMMUNICATION OR OTHERWISE. BROADCOM + * SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS + * FOR A SPECIFIC PURPOSE OR NONINFRINGEMENT CONCERNING THIS SOFTWARE. + * + * $Id: sbconfig.h,v 1.1.1.11 2006/02/27 03:43:16 honor Exp $ + */ + +#ifndef _SBCONFIG_H +#define _SBCONFIG_H + +/* cpp contortions to concatenate w/arg prescan */ +#ifndef PAD +#define _PADLINE(line) pad ## line +#define _XSTR(line) _PADLINE(line) +#define PAD _XSTR(__LINE__) +#endif + +/* + * SiliconBackplane Address Map. + * All regions may not exist on all chips. + */ +#define SB_SDRAM_BASE 0x00000000 /* Physical SDRAM */ +#define SB_PCI_MEM 0x08000000 /* Host Mode sb2pcitranslation0 (64 MB) */ +#define SB_PCI_MEM_SZ (64 * 1024 * 1024) +#define SB_PCI_CFG 0x0c000000 /* Host Mode sb2pcitranslation1 (64 MB) */ +#define SB_SDRAM_SWAPPED 0x10000000 /* Byteswapped Physical SDRAM */ +#define SB_ENUM_BASE 0x18000000 /* Enumeration space base */ +#define SB_ENUM_LIM 0x18010000 /* Enumeration space limit */ + +#define SB_FLASH2 0x1c000000 /* Flash Region 2 (region 1 shadowed here) */ +#define SB_FLASH2_SZ 0x02000000 /* Size of Flash Region 2 */ + +#define SB_EXTIF_BASE 0x1f000000 /* External Interface region base address */ +#define SB_FLASH1 0x1fc00000 /* MIPS Flash Region 1 */ +#define SB_FLASH1_SZ 0x00400000 /* MIPS Size of Flash Region 1 */ + +#define SB_ROM 0x20000000 /* ARM ROM */ +#define SB_SRAM2 0x80000000 /* ARM SRAM Region 2 */ +#define SB_ARM_FLASH1 0xffff0000 /* ARM Flash Region 1 */ +#define SB_ARM_FLASH1_SZ 0x00010000 /* ARM Size of Flash Region 1 */ + +#define SB_PCI_DMA 0x40000000 /* Client Mode sb2pcitranslation2 (1 GB) */ +#define SB_PCI_DMA_SZ 0x40000000 /* Client Mode sb2pcitranslation2 size in bytes */ +#define SB_PCIE_DMA_L32 0x00000000 /* PCIE Client Mode sb2pcitranslation2 + * (2 ZettaBytes), low 32 bits + */ +#define SB_PCIE_DMA_H32 0x80000000 /* PCIE Client Mode sb2pcitranslation2 + * (2 ZettaBytes), high 32 bits + */ +#define SB_EUART (SB_EXTIF_BASE + 0x00800000) +#define SB_LED (SB_EXTIF_BASE + 0x00900000) + + +/* enumeration space related defs */ +#define SB_CORE_SIZE 0x1000 /* each core gets 4Kbytes for registers */ +#define SB_MAXCORES ((SB_ENUM_LIM - SB_ENUM_BASE)/SB_CORE_SIZE) +#define SB_MAXFUNCS 4 /* max. # functions per core */ +#define SBCONFIGOFF 0xf00 /* core sbconfig regs are top 256bytes of regs */ +#define SBCONFIGSIZE 256 /* sizeof (sbconfig_t) */ + +/* mips address */ +#define SB_EJTAG 0xff200000 /* MIPS EJTAG space (2M) */ + +/* + * Sonics Configuration Space Registers. + */ +#define SBIPSFLAG 0x08 +#define SBTPSFLAG 0x18 +#define SBTMERRLOGA 0x48 /* sonics >= 2.3 */ +#define SBTMERRLOG 0x50 /* sonics >= 2.3 */ +#define SBADMATCH3 0x60 +#define SBADMATCH2 0x68 +#define SBADMATCH1 0x70 +#define SBIMSTATE 0x90 +#define SBINTVEC 0x94 +#define SBTMSTATELOW 0x98 +#define SBTMSTATEHIGH 0x9c +#define SBBWA0 0xa0 +#define SBIMCONFIGLOW 0xa8 +#define SBIMCONFIGHIGH 0xac +#define SBADMATCH0 0xb0 +#define SBTMCONFIGLOW 0xb8 +#define SBTMCONFIGHIGH 0xbc +#define SBBCONFIG 0xc0 +#define SBBSTATE 0xc8 +#define SBACTCNFG 0xd8 +#define SBFLAGST 0xe8 +#define SBIDLOW 0xf8 +#define SBIDHIGH 0xfc + +/* All the previous registers are above SBCONFIGOFF, but with Sonics 2.3, we have + * a few registers *below* that line. I think it would be very confusing to try + * and change the value of SBCONFIGOFF, so I'm definig them as absolute offsets here, + */ + +#define SBIMERRLOGA 0xea8 +#define SBIMERRLOG 0xeb0 +#define SBTMPORTCONNID0 0xed8 +#define SBTMPORTLOCK0 0xef8 + +#ifndef _LANGUAGE_ASSEMBLY + +typedef volatile struct _sbconfig { + uint32 PAD[2]; + uint32 sbipsflag; /* initiator port ocp slave flag */ + uint32 PAD[3]; + uint32 sbtpsflag; /* target port ocp slave flag */ + uint32 PAD[11]; + uint32 sbtmerrloga; /* (sonics >= 2.3) */ + uint32 PAD; + uint32 sbtmerrlog; /* (sonics >= 2.3) */ + uint32 PAD[3]; + uint32 sbadmatch3; /* address match3 */ + uint32 PAD; + uint32 sbadmatch2; /* address match2 */ + uint32 PAD; + uint32 sbadmatch1; /* address match1 */ + uint32 PAD[7]; + uint32 sbimstate; /* initiator agent state */ + uint32 sbintvec; /* interrupt mask */ + uint32 sbtmstatelow; /* target state */ + uint32 sbtmstatehigh; /* target state */ + uint32 sbbwa0; /* bandwidth allocation table0 */ + uint32 PAD; + uint32 sbimconfiglow; /* initiator configuration */ + uint32 sbimconfighigh; /* initiator configuration */ + uint32 sbadmatch0; /* address match0 */ + uint32 PAD; + uint32 sbtmconfiglow; /* target configuration */ + uint32 sbtmconfighigh; /* target configuration */ + uint32 sbbconfig; /* broadcast configuration */ + uint32 PAD; + uint32 sbbstate; /* broadcast state */ + uint32 PAD[3]; + uint32 sbactcnfg; /* activate configuration */ + uint32 PAD[3]; + uint32 sbflagst; /* current sbflags */ + uint32 PAD[3]; + uint32 sbidlow; /* identification */ + uint32 sbidhigh; /* identification */ +} sbconfig_t; + +#endif /* _LANGUAGE_ASSEMBLY */ + +/* sbipsflag */ +#define SBIPS_INT1_MASK 0x3f /* which sbflags get routed to mips interrupt 1 */ +#define SBIPS_INT1_SHIFT 0 +#define SBIPS_INT2_MASK 0x3f00 /* which sbflags get routed to mips interrupt 2 */ +#define SBIPS_INT2_SHIFT 8 +#define SBIPS_INT3_MASK 0x3f0000 /* which sbflags get routed to mips interrupt 3 */ +#define SBIPS_INT3_SHIFT 16 +#define SBIPS_INT4_MASK 0x3f000000 /* which sbflags get routed to mips interrupt 4 */ +#define SBIPS_INT4_SHIFT 24 + +/* sbtpsflag */ +#define SBTPS_NUM0_MASK 0x3f /* interrupt sbFlag # generated by this core */ +#define SBTPS_F0EN0 0x40 /* interrupt is always sent on the backplane */ + +/* sbtmerrlog */ +#define SBTMEL_CM 0x00000007 /* command */ +#define SBTMEL_CI 0x0000ff00 /* connection id */ +#define SBTMEL_EC 0x0f000000 /* error code */ +#define SBTMEL_ME 0x80000000 /* multiple error */ + +/* sbimstate */ +#define SBIM_PC 0xf /* pipecount */ +#define SBIM_AP_MASK 0x30 /* arbitration policy */ +#define SBIM_AP_BOTH 0x00 /* use both timeslaces and token */ +#define SBIM_AP_TS 0x10 /* use timesliaces only */ +#define SBIM_AP_TK 0x20 /* use token only */ +#define SBIM_AP_RSV 0x30 /* reserved */ +#define SBIM_IBE 0x20000 /* inbanderror */ +#define SBIM_TO 0x40000 /* timeout */ +#define SBIM_BY 0x01800000 /* busy (sonics >= 2.3) */ +#define SBIM_RJ 0x02000000 /* reject (sonics >= 2.3) */ + +/* sbtmstatelow */ +#define SBTML_RESET 0x1 /* reset */ +#define SBTML_REJ_MASK 0x6 /* reject */ +#define SBTML_REJ_SHIFT 1 +#define SBTML_CLK 0x10000 /* clock enable */ +#define SBTML_FGC 0x20000 /* force gated clocks on */ +#define SBTML_FL_MASK 0x3ffc0000 /* core-specific flags */ +#define SBTML_PE 0x40000000 /* pme enable */ +#define SBTML_BE 0x80000000 /* bist enable */ + +/* sbtmstatehigh */ +#define SBTMH_SERR 0x1 /* serror */ +#define SBTMH_INT 0x2 /* interrupt */ +#define SBTMH_BUSY 0x4 /* busy */ +#define SBTMH_TO 0x00000020 /* timeout (sonics >= 2.3) */ +#define SBTMH_FL_MASK 0x1fff0000 /* core-specific flags */ +#define SBTMH_DMA64 0x10000000 /* supports DMA with 64-bit addresses */ +#define SBTMH_GCR 0x20000000 /* gated clock request */ +#define SBTMH_BISTF 0x40000000 /* bist failed */ +#define SBTMH_BISTD 0x80000000 /* bist done */ + + +/* sbbwa0 */ +#define SBBWA_TAB0_MASK 0xffff /* lookup table 0 */ +#define SBBWA_TAB1_MASK 0xffff /* lookup table 1 */ +#define SBBWA_TAB1_SHIFT 16 + +/* sbimconfiglow */ +#define SBIMCL_STO_MASK 0x7 /* service timeout */ +#define SBIMCL_RTO_MASK 0x70 /* request timeout */ +#define SBIMCL_RTO_SHIFT 4 +#define SBIMCL_CID_MASK 0xff0000 /* connection id */ +#define SBIMCL_CID_SHIFT 16 + +/* sbimconfighigh */ +#define SBIMCH_IEM_MASK 0xc /* inband error mode */ +#define SBIMCH_TEM_MASK 0x30 /* timeout error mode */ +#define SBIMCH_TEM_SHIFT 4 +#define SBIMCH_BEM_MASK 0xc0 /* bus error mode */ +#define SBIMCH_BEM_SHIFT 6 + +/* sbadmatch0 */ +#define SBAM_TYPE_MASK 0x3 /* address type */ +#define SBAM_AD64 0x4 /* reserved */ +#define SBAM_ADINT0_MASK 0xf8 /* type0 size */ +#define SBAM_ADINT0_SHIFT 3 +#define SBAM_ADINT1_MASK 0x1f8 /* type1 size */ +#define SBAM_ADINT1_SHIFT 3 +#define SBAM_ADINT2_MASK 0x1f8 /* type2 size */ +#define SBAM_ADINT2_SHIFT 3 +#define SBAM_ADEN 0x400 /* enable */ +#define SBAM_ADNEG 0x800 /* negative decode */ +#define SBAM_BASE0_MASK 0xffffff00 /* type0 base address */ +#define SBAM_BASE0_SHIFT 8 +#define SBAM_BASE1_MASK 0xfffff000 /* type1 base address for the core */ +#define SBAM_BASE1_SHIFT 12 +#define SBAM_BASE2_MASK 0xffff0000 /* type2 base address for the core */ +#define SBAM_BASE2_SHIFT 16 + +/* sbtmconfiglow */ +#define SBTMCL_CD_MASK 0xff /* clock divide */ +#define SBTMCL_CO_MASK 0xf800 /* clock offset */ +#define SBTMCL_CO_SHIFT 11 +#define SBTMCL_IF_MASK 0xfc0000 /* interrupt flags */ +#define SBTMCL_IF_SHIFT 18 +#define SBTMCL_IM_MASK 0x3000000 /* interrupt mode */ +#define SBTMCL_IM_SHIFT 24 + +/* sbtmconfighigh */ +#define SBTMCH_BM_MASK 0x3 /* busy mode */ +#define SBTMCH_RM_MASK 0x3 /* retry mode */ +#define SBTMCH_RM_SHIFT 2 +#define SBTMCH_SM_MASK 0x30 /* stop mode */ +#define SBTMCH_SM_SHIFT 4 +#define SBTMCH_EM_MASK 0x300 /* sb error mode */ +#define SBTMCH_EM_SHIFT 8 +#define SBTMCH_IM_MASK 0xc00 /* int mode */ +#define SBTMCH_IM_SHIFT 10 + +/* sbbconfig */ +#define SBBC_LAT_MASK 0x3 /* sb latency */ +#define SBBC_MAX0_MASK 0xf0000 /* maxccntr0 */ +#define SBBC_MAX0_SHIFT 16 +#define SBBC_MAX1_MASK 0xf00000 /* maxccntr1 */ +#define SBBC_MAX1_SHIFT 20 + +/* sbbstate */ +#define SBBS_SRD 0x1 /* st reg disable */ +#define SBBS_HRD 0x2 /* hold reg disable */ + +/* sbidlow */ +#define SBIDL_CS_MASK 0x3 /* config space */ +#define SBIDL_AR_MASK 0x38 /* # address ranges supported */ +#define SBIDL_AR_SHIFT 3 +#define SBIDL_SYNCH 0x40 /* sync */ +#define SBIDL_INIT 0x80 /* initiator */ +#define SBIDL_MINLAT_MASK 0xf00 /* minimum backplane latency */ +#define SBIDL_MINLAT_SHIFT 8 +#define SBIDL_MAXLAT 0xf000 /* maximum backplane latency */ +#define SBIDL_MAXLAT_SHIFT 12 +#define SBIDL_FIRST 0x10000 /* this initiator is first */ +#define SBIDL_CW_MASK 0xc0000 /* cycle counter width */ +#define SBIDL_CW_SHIFT 18 +#define SBIDL_TP_MASK 0xf00000 /* target ports */ +#define SBIDL_TP_SHIFT 20 +#define SBIDL_IP_MASK 0xf000000 /* initiator ports */ +#define SBIDL_IP_SHIFT 24 +#define SBIDL_RV_MASK 0xf0000000 /* sonics backplane revision code */ +#define SBIDL_RV_SHIFT 28 +#define SBIDL_RV_2_2 0x00000000 /* version 2.2 or earlier */ +#define SBIDL_RV_2_3 0x10000000 /* version 2.3 */ + +/* sbidhigh */ +#define SBIDH_RC_MASK 0x000f /* revision code */ +#define SBIDH_RCE_MASK 0x7000 /* revision code extension field */ +#define SBIDH_RCE_SHIFT 8 +#define SBCOREREV(sbidh) \ + ((((sbidh) & SBIDH_RCE_MASK) >> SBIDH_RCE_SHIFT) | ((sbidh) & SBIDH_RC_MASK)) +#define SBIDH_CC_MASK 0x8ff0 /* core code */ +#define SBIDH_CC_SHIFT 4 +#define SBIDH_VC_MASK 0xffff0000 /* vendor code */ +#define SBIDH_VC_SHIFT 16 + +#define SB_COMMIT 0xfd8 /* update buffered registers value */ + +/* vendor codes */ +#define SB_VEND_BCM 0x4243 /* Broadcom's SB vendor code */ + +/* core codes */ +#define SB_NODEV 0x700 /* Invalid coreid */ +#define SB_CC 0x800 /* chipcommon core */ +#define SB_ILINE20 0x801 /* iline20 core */ +#define SB_SDRAM 0x803 /* sdram core */ +#define SB_PCI 0x804 /* pci core */ +#define SB_MIPS 0x805 /* mips core */ +#define SB_ENET 0x806 /* enet mac core */ +#define SB_CODEC 0x807 /* v90 codec core */ +#define SB_USB 0x808 /* usb 1.1 host/device core */ +#define SB_ADSL 0x809 /* ADSL core */ +#define SB_ILINE100 0x80a /* iline100 core */ +#define SB_IPSEC 0x80b /* ipsec core */ +#define SB_PCMCIA 0x80d /* pcmcia core */ +#define SB_SDIOD SB_PCMCIA /* pcmcia core has sdio device */ +#define SB_SOCRAM 0x80e /* internal memory core */ +#define SB_MEMC 0x80f /* memc sdram core */ +#define SB_EXTIF 0x811 /* external interface core */ +#define SB_D11 0x812 /* 802.11 MAC core */ +#define SB_MIPS33 0x816 /* mips3302 core */ +#define SB_USB11H 0x817 /* usb 1.1 host core */ +#define SB_USB11D 0x818 /* usb 1.1 device core */ +#define SB_USB20H 0x819 /* usb 2.0 host core */ +#define SB_USB20D 0x81a /* usb 2.0 device core */ +#define SB_SDIOH 0x81b /* sdio host core */ +#define SB_ROBO 0x81c /* roboswitch core */ +#define SB_ATA100 0x81d /* parallel ATA core */ +#define SB_SATAXOR 0x81e /* serial ATA & XOR DMA core */ +#define SB_GIGETH 0x81f /* gigabit ethernet core */ +#define SB_PCIE 0x820 /* pci express core */ +#define SB_MIMO 0x821 /* MIMO phy core */ +#define SB_SRAMC 0x822 /* SRAM controller core */ +#define SB_MINIMAC 0x823 /* MINI MAC/phy core */ +#define SB_ARM11 0x824 /* ARM 1176 core */ +#define SB_ARM7 0x825 /* ARM 7tdmi core */ + +#define SB_CC_IDX 0 /* chipc, when present, is always core 0 */ + +/* Not really related to Silicon Backplane, but a couple of software + * conventions for the use the flash space: + */ + +/* Minumum amount of flash we support */ +#define FLASH_MIN 0x00020000 /* Minimum flash size */ + +/* A boot/binary may have an embedded block that describes its size */ +#define BISZ_OFFSET 0x3e0 /* At this offset into the binary */ +#define BISZ_MAGIC 0x4249535a /* Marked with this value: 'BISZ' */ +#define BISZ_MAGIC_IDX 0 /* Word 0: magic */ +#define BISZ_TXTST_IDX 1 /* 1: text start */ +#define BISZ_TXTEND_IDX 2 /* 2: text start */ +#define BISZ_DATAST_IDX 3 /* 3: text start */ +#define BISZ_DATAEND_IDX 4 /* 4: text start */ +#define BISZ_BSSST_IDX 5 /* 5: text start */ +#define BISZ_BSSEND_IDX 6 /* 6: text start */ +#define BISZ_SIZE 7 /* descriptor size in 32-bit intergers */ + +#endif /* _SBCONFIG_H */ diff --git a/target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/sbextif.h b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/sbextif.h new file mode 100644 index 0000000000..7c3f2a0d6c --- /dev/null +++ b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/sbextif.h @@ -0,0 +1,243 @@ +/* + * Hardware-specific External Interface I/O core definitions + * for the BCM47xx family of SiliconBackplane-based chips. + * + * The External Interface core supports a total of three external chip selects + * supporting external interfaces. One of the external chip selects is + * used for Flash, one is used for PCMCIA, and the other may be + * programmed to support either a synchronous interface or an + * asynchronous interface. The asynchronous interface can be used to + * support external devices such as UARTs and the BCM2019 Bluetooth + * baseband processor. + * The external interface core also contains 2 on-chip 16550 UARTs, clock + * frequency control, a watchdog interrupt timer, and a GPIO interface. + * + * Copyright 2006, Broadcom Corporation + * All Rights Reserved. + * + * THIS SOFTWARE IS OFFERED "AS IS", AND BROADCOM GRANTS NO WARRANTIES OF ANY + * KIND, EXPRESS OR IMPLIED, BY STATUTE, COMMUNICATION OR OTHERWISE. BROADCOM + * SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS + * FOR A SPECIFIC PURPOSE OR NONINFRINGEMENT CONCERNING THIS SOFTWARE. + * + * $Id: sbextif.h,v 1.1.1.8 2006/02/27 03:43:16 honor Exp $ + */ + +#ifndef _SBEXTIF_H +#define _SBEXTIF_H + +/* external interface address space */ +#define EXTIF_PCMCIA_MEMBASE(x) (x) +#define EXTIF_PCMCIA_IOBASE(x) ((x) + 0x100000) +#define EXTIF_PCMCIA_CFGBASE(x) ((x) + 0x200000) +#define EXTIF_CFGIF_BASE(x) ((x) + 0x800000) +#define EXTIF_FLASH_BASE(x) ((x) + 0xc00000) + +/* cpp contortions to concatenate w/arg prescan */ +#ifndef PAD +#define _PADLINE(line) pad ## line +#define _XSTR(line) _PADLINE(line) +#define PAD _XSTR(__LINE__) +#endif /* PAD */ + +/* + * The multiple instances of output and output enable registers + * are present to allow driver software for multiple cores to control + * gpio outputs without needing to share a single register pair. + */ +struct gpiouser { + uint32 out; + uint32 outen; +}; +#define NGPIOUSER 5 + +typedef volatile struct { + uint32 corecontrol; + uint32 extstatus; + uint32 PAD[2]; + + /* pcmcia control registers */ + uint32 pcmcia_config; + uint32 pcmcia_memwait; + uint32 pcmcia_attrwait; + uint32 pcmcia_iowait; + + /* programmable interface control registers */ + uint32 prog_config; + uint32 prog_waitcount; + + /* flash control registers */ + uint32 flash_config; + uint32 flash_waitcount; + uint32 PAD[4]; + + uint32 watchdog; + + /* clock control */ + uint32 clockcontrol_n; + uint32 clockcontrol_sb; + uint32 clockcontrol_pci; + uint32 clockcontrol_mii; + uint32 PAD[3]; + + /* gpio */ + uint32 gpioin; + struct gpiouser gpio[NGPIOUSER]; + uint32 PAD; + uint32 ejtagouten; + uint32 gpiointpolarity; + uint32 gpiointmask; + uint32 PAD[153]; + + uint8 uartdata; + uint8 PAD[3]; + uint8 uartimer; + uint8 PAD[3]; + uint8 uartfcr; + uint8 PAD[3]; + uint8 uartlcr; + uint8 PAD[3]; + uint8 uartmcr; + uint8 PAD[3]; + uint8 uartlsr; + uint8 PAD[3]; + uint8 uartmsr; + uint8 PAD[3]; + uint8 uartscratch; + uint8 PAD[3]; +} extifregs_t; + +/* corecontrol */ +#define CC_UE (1 << 0) /* uart enable */ + +/* extstatus */ +#define ES_EM (1 << 0) /* endian mode (ro) */ +#define ES_EI (1 << 1) /* external interrupt pin (ro) */ +#define ES_GI (1 << 2) /* gpio interrupt pin (ro) */ + +/* gpio bit mask */ +#define GPIO_BIT0 (1 << 0) +#define GPIO_BIT1 (1 << 1) +#define GPIO_BIT2 (1 << 2) +#define GPIO_BIT3 (1 << 3) +#define GPIO_BIT4 (1 << 4) +#define GPIO_BIT5 (1 << 5) +#define GPIO_BIT6 (1 << 6) +#define GPIO_BIT7 (1 << 7) + + +/* pcmcia/prog/flash_config */ +#define CF_EN (1 << 0) /* enable */ +#define CF_EM_MASK 0xe /* mode */ +#define CF_EM_SHIFT 1 +#define CF_EM_FLASH 0x0 /* flash/asynchronous mode */ +#define CF_EM_SYNC 0x2 /* synchronous mode */ +#define CF_EM_PCMCIA 0x4 /* pcmcia mode */ +#define CF_DS (1 << 4) /* destsize: 0=8bit, 1=16bit */ +#define CF_BS (1 << 5) /* byteswap */ +#define CF_CD_MASK 0xc0 /* clock divider */ +#define CF_CD_SHIFT 6 +#define CF_CD_DIV2 0x0 /* backplane/2 */ +#define CF_CD_DIV3 0x40 /* backplane/3 */ +#define CF_CD_DIV4 0x80 /* backplane/4 */ +#define CF_CE (1 << 8) /* clock enable */ +#define CF_SB (1 << 9) /* size/bytestrobe (synch only) */ + +/* pcmcia_memwait */ +#define PM_W0_MASK 0x3f /* waitcount0 */ +#define PM_W1_MASK 0x1f00 /* waitcount1 */ +#define PM_W1_SHIFT 8 +#define PM_W2_MASK 0x1f0000 /* waitcount2 */ +#define PM_W2_SHIFT 16 +#define PM_W3_MASK 0x1f000000 /* waitcount3 */ +#define PM_W3_SHIFT 24 + +/* pcmcia_attrwait */ +#define PA_W0_MASK 0x3f /* waitcount0 */ +#define PA_W1_MASK 0x1f00 /* waitcount1 */ +#define PA_W1_SHIFT 8 +#define PA_W2_MASK 0x1f0000 /* waitcount2 */ +#define PA_W2_SHIFT 16 +#define PA_W3_MASK 0x1f000000 /* waitcount3 */ +#define PA_W3_SHIFT 24 + +/* pcmcia_iowait */ +#define PI_W0_MASK 0x3f /* waitcount0 */ +#define PI_W1_MASK 0x1f00 /* waitcount1 */ +#define PI_W1_SHIFT 8 +#define PI_W2_MASK 0x1f0000 /* waitcount2 */ +#define PI_W2_SHIFT 16 +#define PI_W3_MASK 0x1f000000 /* waitcount3 */ +#define PI_W3_SHIFT 24 + +/* prog_waitcount */ +#define PW_W0_MASK 0x0000001f /* waitcount0 */ +#define PW_W1_MASK 0x00001f00 /* waitcount1 */ +#define PW_W1_SHIFT 8 +#define PW_W2_MASK 0x001f0000 /* waitcount2 */ +#define PW_W2_SHIFT 16 +#define PW_W3_MASK 0x1f000000 /* waitcount3 */ +#define PW_W3_SHIFT 24 + +#define PW_W0 0x0000000c +#define PW_W1 0x00000a00 +#define PW_W2 0x00020000 +#define PW_W3 0x01000000 + +/* flash_waitcount */ +#define FW_W0_MASK 0x1f /* waitcount0 */ +#define FW_W1_MASK 0x1f00 /* waitcount1 */ +#define FW_W1_SHIFT 8 +#define FW_W2_MASK 0x1f0000 /* waitcount2 */ +#define FW_W2_SHIFT 16 +#define FW_W3_MASK 0x1f000000 /* waitcount3 */ +#define FW_W3_SHIFT 24 + +/* watchdog */ +#define WATCHDOG_CLOCK 48000000 /* Hz */ + +/* clockcontrol_n */ +#define CN_N1_MASK 0x3f /* n1 control */ +#define CN_N2_MASK 0x3f00 /* n2 control */ +#define CN_N2_SHIFT 8 + +/* clockcontrol_sb/pci/mii */ +#define CC_M1_MASK 0x3f /* m1 control */ +#define CC_M2_MASK 0x3f00 /* m2 control */ +#define CC_M2_SHIFT 8 +#define CC_M3_MASK 0x3f0000 /* m3 control */ +#define CC_M3_SHIFT 16 +#define CC_MC_MASK 0x1f000000 /* mux control */ +#define CC_MC_SHIFT 24 + +/* Clock control default values */ +#define CC_DEF_N 0x0009 /* Default values for bcm4710 */ +#define CC_DEF_100 0x04020011 +#define CC_DEF_33 0x11030011 +#define CC_DEF_25 0x11050011 + +/* Clock control values for 125Mhz */ +#define CC_125_N 0x0802 +#define CC_125_M 0x04020009 +#define CC_125_M25 0x11090009 +#define CC_125_M33 0x11090005 + +/* Clock control magic field values */ +#define CC_F6_2 0x02 /* A factor of 2 in */ +#define CC_F6_3 0x03 /* 6-bit fields like */ +#define CC_F6_4 0x05 /* N1, M1 or M3 */ +#define CC_F6_5 0x09 +#define CC_F6_6 0x11 +#define CC_F6_7 0x21 + +#define CC_F5_BIAS 5 /* 5-bit fields get this added */ + +#define CC_MC_BYPASS 0x08 +#define CC_MC_M1 0x04 +#define CC_MC_M1M2 0x02 +#define CC_MC_M1M2M3 0x01 +#define CC_MC_M1M3 0x11 + +#define CC_CLOCK_BASE 24000000 /* Half the clock freq. in the 4710 */ + +#endif /* _SBEXTIF_H */ diff --git a/target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/sbhndmips.h b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/sbhndmips.h new file mode 100644 index 0000000000..93f5ace8b8 --- /dev/null +++ b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/sbhndmips.h @@ -0,0 +1,47 @@ +/* + * Broadcom SiliconBackplane MIPS definitions + * + * SB MIPS cores are custom MIPS32 processors with SiliconBackplane + * OCP interfaces. The CP0 processor ID is 0x00024000, where bits + * 23:16 mean Broadcom and bits 15:8 mean a MIPS core with an OCP + * interface. The core revision is stored in the SB ID register in SB + * configuration space. + * + * Copyright 2006, Broadcom Corporation + * All Rights Reserved. + * + * THIS SOFTWARE IS OFFERED "AS IS", AND BROADCOM GRANTS NO WARRANTIES OF ANY + * KIND, EXPRESS OR IMPLIED, BY STATUTE, COMMUNICATION OR OTHERWISE. BROADCOM + * SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS + * FOR A SPECIFIC PURPOSE OR NONINFRINGEMENT CONCERNING THIS SOFTWARE. + * + * $Id: sbhndmips.h,v 1.1.1.1 2006/02/27 03:43:16 honor Exp $ + */ + +#ifndef _sbhndmips_h_ +#define _sbhndmips_h_ + +#include <mipsinc.h> + +#ifndef _LANGUAGE_ASSEMBLY + +/* cpp contortions to concatenate w/arg prescan */ +#ifndef PAD +#define _PADLINE(line) pad ## line +#define _XSTR(line) _PADLINE(line) +#define PAD _XSTR(__LINE__) +#endif /* PAD */ + +typedef volatile struct { + uint32 corecontrol; + uint32 PAD[2]; + uint32 biststatus; + uint32 PAD[4]; + uint32 intstatus; + uint32 intmask; + uint32 timer; +} mipsregs_t; + +#endif /* _LANGUAGE_ASSEMBLY */ + +#endif /* _sbhndmips_h_ */ diff --git a/target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/sbmemc.h b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/sbmemc.h new file mode 100644 index 0000000000..74af8e1693 --- /dev/null +++ b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/sbmemc.h @@ -0,0 +1,147 @@ +/* + * BCM47XX Sonics SiliconBackplane DDR/SDRAM controller core hardware definitions. + * + * Copyright 2006, Broadcom Corporation + * All Rights Reserved. + * + * THIS SOFTWARE IS OFFERED "AS IS", AND BROADCOM GRANTS NO WARRANTIES OF ANY + * KIND, EXPRESS OR IMPLIED, BY STATUTE, COMMUNICATION OR OTHERWISE. BROADCOM + * SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS + * FOR A SPECIFIC PURPOSE OR NONINFRINGEMENT CONCERNING THIS SOFTWARE. + * + * $Id: sbmemc.h,v 1.6 2006/03/02 12:33:44 honor Exp $ + */ + +#ifndef _SBMEMC_H +#define _SBMEMC_H + +#ifdef _LANGUAGE_ASSEMBLY + +#define MEMC_CONTROL 0x00 +#define MEMC_CONFIG 0x04 +#define MEMC_REFRESH 0x08 +#define MEMC_BISTSTAT 0x0c +#define MEMC_MODEBUF 0x10 +#define MEMC_BKCLS 0x14 +#define MEMC_PRIORINV 0x18 +#define MEMC_DRAMTIM 0x1c +#define MEMC_INTSTAT 0x20 +#define MEMC_INTMASK 0x24 +#define MEMC_INTINFO 0x28 +#define MEMC_NCDLCTL 0x30 +#define MEMC_RDNCDLCOR 0x34 +#define MEMC_WRNCDLCOR 0x38 +#define MEMC_MISCDLYCTL 0x3c +#define MEMC_DQSGATENCDL 0x40 +#define MEMC_SPARE 0x44 +#define MEMC_TPADDR 0x48 +#define MEMC_TPDATA 0x4c +#define MEMC_BARRIER 0x50 +#define MEMC_CORE 0x54 + +#else /* !_LANGUAGE_ASSEMBLY */ + +/* Sonics side: MEMC core registers */ +typedef volatile struct sbmemcregs { + uint32 control; + uint32 config; + uint32 refresh; + uint32 biststat; + uint32 modebuf; + uint32 bkcls; + uint32 priorinv; + uint32 dramtim; + uint32 intstat; + uint32 intmask; + uint32 intinfo; + uint32 reserved1; + uint32 ncdlctl; + uint32 rdncdlcor; + uint32 wrncdlcor; + uint32 miscdlyctl; + uint32 dqsgatencdl; + uint32 spare; + uint32 tpaddr; + uint32 tpdata; + uint32 barrier; + uint32 core; +} sbmemcregs_t; + +#endif /* _LANGUAGE_ASSEMBLY */ + +/* MEMC Core Init values (OCP ID 0x80f) */ + +/* For sdr: */ +#define MEMC_SD_CONFIG_INIT 0x00048000 +#define MEMC_SD_DRAMTIM2_INIT 0x000754d8 +#define MEMC_SD_DRAMTIM3_INIT 0x000754da +#define MEMC_SD_RDNCDLCOR_INIT 0x00000000 +#define MEMC_SD_WRNCDLCOR_INIT 0x49351200 +#define MEMC_SD1_WRNCDLCOR_INIT 0x14500200 /* For corerev 1 (4712) */ +#define MEMC_SD_MISCDLYCTL_INIT 0x00061c1b +#define MEMC_SD1_MISCDLYCTL_INIT 0x00021416 /* For corerev 1 (4712) */ +#define MEMC_SD_CONTROL_INIT0 0x00000002 +#define MEMC_SD_CONTROL_INIT1 0x00000008 +#define MEMC_SD_CONTROL_INIT2 0x00000004 +#define MEMC_SD_CONTROL_INIT3 0x00000010 +#define MEMC_SD_CONTROL_INIT4 0x00000001 +#define MEMC_SD_MODEBUF_INIT 0x00000000 +#define MEMC_SD_REFRESH_INIT 0x0000840f + + +/* This is for SDRM8X8X4 */ +#define MEMC_SDR_INIT 0x0008 +#define MEMC_SDR_MODE 0x32 +#define MEMC_SDR_NCDL 0x00020032 +#define MEMC_SDR1_NCDL 0x0002020f /* For corerev 1 (4712) */ + +/* For ddr: */ +#define MEMC_CONFIG_INIT 0x00048000 +#define MEMC_DRAMTIM2_INIT 0x000754d8 +#define MEMC_DRAMTIM25_INIT 0x000754d9 +#define MEMC_RDNCDLCOR_INIT 0x00000000 +#define MEMC_RDNCDLCOR_SIMINIT 0xf6f6f6f6 /* For hdl sim */ +#define MEMC_WRNCDLCOR_INIT 0x49351200 +#define MEMC_1_WRNCDLCOR_INIT 0x14500200 +#define MEMC_DQSGATENCDL_INIT 0x00030000 +#define MEMC_MISCDLYCTL_INIT 0x21061c1b +#define MEMC_1_MISCDLYCTL_INIT 0x21021400 +#define MEMC_NCDLCTL_INIT 0x00002001 +#define MEMC_CONTROL_INIT0 0x00000002 +#define MEMC_CONTROL_INIT1 0x00000008 +#define MEMC_MODEBUF_INIT0 0x00004000 +#define MEMC_CONTROL_INIT2 0x00000010 +#define MEMC_MODEBUF_INIT1 0x00000100 +#define MEMC_CONTROL_INIT3 0x00000010 +#define MEMC_CONTROL_INIT4 0x00000008 +#define MEMC_REFRESH_INIT 0x0000840f +#define MEMC_CONTROL_INIT5 0x00000004 +#define MEMC_MODEBUF_INIT2 0x00000000 +#define MEMC_CONTROL_INIT6 0x00000010 +#define MEMC_CONTROL_INIT7 0x00000001 + + +/* This is for DDRM16X16X2 */ +#define MEMC_DDR_INIT 0x0009 +#define MEMC_DDR_MODE 0x62 +#define MEMC_DDR_NCDL 0x0005050a +#define MEMC_DDR1_NCDL 0x00000a0a /* For corerev 1 (4712) */ + +/* mask for sdr/ddr calibration registers */ +#define MEMC_RDNCDLCOR_RD_MASK 0x000000ff +#define MEMC_WRNCDLCOR_WR_MASK 0x000000ff +#define MEMC_DQSGATENCDL_G_MASK 0x000000ff + +/* masks for miscdlyctl registers */ +#define MEMC_MISC_SM_MASK 0x30000000 +#define MEMC_MISC_SM_SHIFT 28 +#define MEMC_MISC_SD_MASK 0x0f000000 +#define MEMC_MISC_SD_SHIFT 24 + +/* hw threshhold for calculating wr/rd for sdr memc */ +#define MEMC_CD_THRESHOLD 128 + +/* Low bit of init register says if memc is ddr or sdr */ +#define MEMC_CONFIG_DDR 0x00000001 + +#endif /* _SBMEMC_H */ diff --git a/target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/sbpci.h b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/sbpci.h new file mode 100644 index 0000000000..761e5b4513 --- /dev/null +++ b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/sbpci.h @@ -0,0 +1,114 @@ +/* + * HND SiliconBackplane PCI core hardware definitions. + * + * Copyright 2006, Broadcom Corporation + * All Rights Reserved. + * + * THIS SOFTWARE IS OFFERED "AS IS", AND BROADCOM GRANTS NO WARRANTIES OF ANY + * KIND, EXPRESS OR IMPLIED, BY STATUTE, COMMUNICATION OR OTHERWISE. BROADCOM + * SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS + * FOR A SPECIFIC PURPOSE OR NONINFRINGEMENT CONCERNING THIS SOFTWARE. + * + * $Id: sbpci.h,v 1.1.1.11 2006/02/27 03:43:16 honor Exp $ + */ + +#ifndef _sbpci_h_ +#define _sbpci_h_ + +#ifndef _LANGUAGE_ASSEMBLY + +/* cpp contortions to concatenate w/arg prescan */ +#ifndef PAD +#define _PADLINE(line) pad ## line +#define _XSTR(line) _PADLINE(line) +#define PAD _XSTR(__LINE__) +#endif + +/* Sonics side: PCI core and host control registers */ +typedef struct sbpciregs { + uint32 control; /* PCI control */ + uint32 PAD[3]; + uint32 arbcontrol; /* PCI arbiter control */ + uint32 PAD[3]; + uint32 intstatus; /* Interrupt status */ + uint32 intmask; /* Interrupt mask */ + uint32 sbtopcimailbox; /* Sonics to PCI mailbox */ + uint32 PAD[9]; + uint32 bcastaddr; /* Sonics broadcast address */ + uint32 bcastdata; /* Sonics broadcast data */ + uint32 PAD[2]; + uint32 gpioin; /* ro: gpio input (>=rev2) */ + uint32 gpioout; /* rw: gpio output (>=rev2) */ + uint32 gpioouten; /* rw: gpio output enable (>= rev2) */ + uint32 gpiocontrol; /* rw: gpio control (>= rev2) */ + uint32 PAD[36]; + uint32 sbtopci0; /* Sonics to PCI translation 0 */ + uint32 sbtopci1; /* Sonics to PCI translation 1 */ + uint32 sbtopci2; /* Sonics to PCI translation 2 */ + uint32 PAD[189]; + uint32 pcicfg[4][64]; /* 0x400 - 0x7FF, PCI Cfg Space (>=rev8) */ + uint16 sprom[36]; /* SPROM shadow Area */ + uint32 PAD[46]; +} sbpciregs_t; + +#endif /* _LANGUAGE_ASSEMBLY */ + +/* PCI control */ +#define PCI_RST_OE 0x01 /* When set, drives PCI_RESET out to pin */ +#define PCI_RST 0x02 /* Value driven out to pin */ +#define PCI_CLK_OE 0x04 /* When set, drives clock as gated by PCI_CLK out to pin */ +#define PCI_CLK 0x08 /* Gate for clock driven out to pin */ + +/* PCI arbiter control */ +#define PCI_INT_ARB 0x01 /* When set, use an internal arbiter */ +#define PCI_EXT_ARB 0x02 /* When set, use an external arbiter */ +/* ParkID - for PCI corerev >= 8 */ +#define PCI_PARKID_MASK 0x1c /* Selects which agent is parked on an idle bus */ +#define PCI_PARKID_SHIFT 2 +#define PCI_PARKID_EXT0 0 /* External master 0 */ +#define PCI_PARKID_EXT1 1 /* External master 1 */ +#define PCI_PARKID_EXT2 2 /* External master 2 */ +#define PCI_PARKID_INT 3 /* Internal master */ +#define PCI_PARKID_LAST 4 /* Last active master */ + +/* Interrupt status/mask */ +#define PCI_INTA 0x01 /* PCI INTA# is asserted */ +#define PCI_INTB 0x02 /* PCI INTB# is asserted */ +#define PCI_SERR 0x04 /* PCI SERR# has been asserted (write one to clear) */ +#define PCI_PERR 0x08 /* PCI PERR# has been asserted (write one to clear) */ +#define PCI_PME 0x10 /* PCI PME# is asserted */ + +/* (General) PCI/SB mailbox interrupts, two bits per pci function */ +#define MAILBOX_F0_0 0x100 /* function 0, int 0 */ +#define MAILBOX_F0_1 0x200 /* function 0, int 1 */ +#define MAILBOX_F1_0 0x400 /* function 1, int 0 */ +#define MAILBOX_F1_1 0x800 /* function 1, int 1 */ +#define MAILBOX_F2_0 0x1000 /* function 2, int 0 */ +#define MAILBOX_F2_1 0x2000 /* function 2, int 1 */ +#define MAILBOX_F3_0 0x4000 /* function 3, int 0 */ +#define MAILBOX_F3_1 0x8000 /* function 3, int 1 */ + +/* Sonics broadcast address */ +#define BCAST_ADDR_MASK 0xff /* Broadcast register address */ + +/* Sonics to PCI translation types */ +#define SBTOPCI0_MASK 0xfc000000 +#define SBTOPCI1_MASK 0xfc000000 +#define SBTOPCI2_MASK 0xc0000000 +#define SBTOPCI_MEM 0 +#define SBTOPCI_IO 1 +#define SBTOPCI_CFG0 2 +#define SBTOPCI_CFG1 3 +#define SBTOPCI_PREF 0x4 /* prefetch enable */ +#define SBTOPCI_BURST 0x8 /* burst enable */ +#define SBTOPCI_RC_MASK 0x30 /* read command (>= rev11) */ +#define SBTOPCI_RC_READ 0x00 /* memory read */ +#define SBTOPCI_RC_READLINE 0x10 /* memory read line */ +#define SBTOPCI_RC_READMULTI 0x20 /* memory read multiple */ + +/* PCI core index in SROM shadow area */ +#define SRSH_PI_OFFSET 0 /* first word */ +#define SRSH_PI_MASK 0xf000 /* bit 15:12 */ +#define SRSH_PI_SHIFT 12 /* bit 15:12 */ + +#endif /* _sbpci_h_ */ diff --git a/target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/sbpcie.h b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/sbpcie.h new file mode 100644 index 0000000000..58990c9774 --- /dev/null +++ b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/sbpcie.h @@ -0,0 +1,200 @@ +/* + * BCM43XX SiliconBackplane PCIE core hardware definitions. + * + * Copyright 2006, Broadcom Corporation + * All Rights Reserved. + * + * THIS SOFTWARE IS OFFERED "AS IS", AND BROADCOM GRANTS NO WARRANTIES OF ANY + * KIND, EXPRESS OR IMPLIED, BY STATUTE, COMMUNICATION OR OTHERWISE. BROADCOM + * SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS + * FOR A SPECIFIC PURPOSE OR NONINFRINGEMENT CONCERNING THIS SOFTWARE. + * + * $Id: sbpcie.h,v 1.1.1.2 2006/02/27 03:43:16 honor Exp $ + */ + +#ifndef _SBPCIE_H +#define _SBPCIE_H + +/* cpp contortions to concatenate w/arg prescan */ +#ifndef PAD +#define _PADLINE(line) pad ## line +#define _XSTR(line) _PADLINE(line) +#define PAD _XSTR(__LINE__) +#endif + +/* PCIE Enumeration space offsets */ +#define PCIE_CORE_CONFIG_OFFSET 0x0 +#define PCIE_FUNC0_CONFIG_OFFSET 0x400 +#define PCIE_FUNC1_CONFIG_OFFSET 0x500 +#define PCIE_FUNC2_CONFIG_OFFSET 0x600 +#define PCIE_FUNC3_CONFIG_OFFSET 0x700 +#define PCIE_SPROM_SHADOW_OFFSET 0x800 +#define PCIE_SBCONFIG_OFFSET 0xE00 + +/* PCIE Bar0 Address Mapping. Each function maps 16KB config space */ +#define PCIE_DEV_BAR0_SIZE 0x4000 +#define PCIE_BAR0_WINMAPCORE_OFFSET 0x0 +#define PCIE_BAR0_EXTSPROM_OFFSET 0x1000 +#define PCIE_BAR0_PCIECORE_OFFSET 0x2000 +#define PCIE_BAR0_CCCOREREG_OFFSET 0x3000 + +/* SB side: PCIE core and host control registers */ +typedef struct sbpcieregs { + uint32 PAD[3]; + uint32 biststatus; /* bist Status: 0x00C */ + uint32 PAD[6]; + uint32 sbtopcimailbox; /* sb to pcie mailbox: 0x028 */ + uint32 PAD[54]; + uint32 sbtopcie0; /* sb to pcie translation 0: 0x100 */ + uint32 sbtopcie1; /* sb to pcie translation 1: 0x104 */ + uint32 sbtopcie2; /* sb to pcie translation 2: 0x108 */ + uint32 PAD[4]; + + /* pcie core supports in direct access to config space */ + uint32 configaddr; /* pcie config space access: Address field: 0x120 */ + uint32 configdata; /* pcie config space access: Data field: 0x124 */ + + /* mdio access to serdes */ + uint32 mdiocontrol; /* controls the mdio access: 0x128 */ + uint32 mdiodata; /* Data to the mdio access: 0x12c */ + + /* pcie protocol phy/dllp/tlp register access mechanism */ + uint32 pcieaddr; /* address of the internal registeru: 0x130 */ + uint32 pciedata; /* Data to/from the internal regsiter: 0x134 */ + + uint32 PAD[434]; + uint16 sprom[36]; /* SPROM shadow Area */ +} sbpcieregs_t; + +/* SB to PCIE translation masks */ +#define SBTOPCIE0_MASK 0xfc000000 +#define SBTOPCIE1_MASK 0xfc000000 +#define SBTOPCIE2_MASK 0xc0000000 + +/* Access type bits (0:1) */ +#define SBTOPCIE_MEM 0 +#define SBTOPCIE_IO 1 +#define SBTOPCIE_CFG0 2 +#define SBTOPCIE_CFG1 3 + +/* Prefetch enable bit 2 */ +#define SBTOPCIE_PF 4 + +/* Write Burst enable for memory write bit 3 */ +#define SBTOPCIE_WR_BURST 8 + +/* config access */ +#define CONFIGADDR_FUNC_MASK 0x7000 +#define CONFIGADDR_FUNC_SHF 12 +#define CONFIGADDR_REG_MASK 0x0FFF +#define CONFIGADDR_REG_SHF 0 + +/* PCIE protocol regs Indirect Address */ +#define PCIEADDR_PROT_MASK 0x300 +#define PCIEADDR_PROT_SHF 8 +#define PCIEADDR_PL_TLP 0 +#define PCIEADDR_PL_DLLP 1 +#define PCIEADDR_PL_PLP 2 + +/* PCIE protocol PHY diagnostic registers */ +#define PCIE_PLP_MODEREG 0x200 /* Mode */ +#define PCIE_PLP_STATUSREG 0x204 /* Status */ +#define PCIE_PLP_LTSSMCTRLREG 0x208 /* LTSSM control */ +#define PCIE_PLP_LTLINKNUMREG 0x20c /* Link Training Link number */ +#define PCIE_PLP_LTLANENUMREG 0x210 /* Link Training Lane number */ +#define PCIE_PLP_LTNFTSREG 0x214 /* Link Training N_FTS */ +#define PCIE_PLP_ATTNREG 0x218 /* Attention */ +#define PCIE_PLP_ATTNMASKREG 0x21C /* Attention Mask */ +#define PCIE_PLP_RXERRCTR 0x220 /* Rx Error */ +#define PCIE_PLP_RXFRMERRCTR 0x224 /* Rx Framing Error */ +#define PCIE_PLP_RXERRTHRESHREG 0x228 /* Rx Error threshold */ +#define PCIE_PLP_TESTCTRLREG 0x22C /* Test Control reg */ +#define PCIE_PLP_SERDESCTRLOVRDREG 0x230 /* SERDES Control Override */ +#define PCIE_PLP_TIMINGOVRDREG 0x234 /* Timing param override */ +#define PCIE_PLP_RXTXSMDIAGREG 0x238 /* RXTX State Machine Diag */ +#define PCIE_PLP_LTSSMDIAGREG 0x23C /* LTSSM State Machine Diag */ + +/* PCIE protocol DLLP diagnostic registers */ +#define PCIE_DLLP_LCREG 0x100 /* Link Control */ +#define PCIE_DLLP_LSREG 0x104 /* Link Status */ +#define PCIE_DLLP_LAREG 0x108 /* Link Attention */ +#define PCIE_DLLP_LAMASKREG 0x10C /* Link Attention Mask */ +#define PCIE_DLLP_NEXTTXSEQNUMREG 0x110 /* Next Tx Seq Num */ +#define PCIE_DLLP_ACKEDTXSEQNUMREG 0x114 /* Acked Tx Seq Num */ +#define PCIE_DLLP_PURGEDTXSEQNUMREG 0x118 /* Purged Tx Seq Num */ +#define PCIE_DLLP_RXSEQNUMREG 0x11C /* Rx Sequence Number */ +#define PCIE_DLLP_LRREG 0x120 /* Link Replay */ +#define PCIE_DLLP_LACKTOREG 0x124 /* Link Ack Timeout */ +#define PCIE_DLLP_PMTHRESHREG 0x128 /* Power Management Threshold */ +#define PCIE_DLLP_RTRYWPREG 0x12C /* Retry buffer write ptr */ +#define PCIE_DLLP_RTRYRPREG 0x130 /* Retry buffer Read ptr */ +#define PCIE_DLLP_RTRYPPREG 0x134 /* Retry buffer Purged ptr */ +#define PCIE_DLLP_RTRRWREG 0x138 /* Retry buffer Read/Write */ +#define PCIE_DLLP_ECTHRESHREG 0x13C /* Error Count Threshold */ +#define PCIE_DLLP_TLPERRCTRREG 0x140 /* TLP Error Counter */ +#define PCIE_DLLP_ERRCTRREG 0x144 /* Error Counter */ +#define PCIE_DLLP_NAKRXCTRREG 0x148 /* NAK Received Counter */ +#define PCIE_DLLP_TESTREG 0x14C /* Test */ +#define PCIE_DLLP_PKTBIST 0x150 /* Packet BIST */ + +/* PCIE protocol TLP diagnostic registers */ +#define PCIE_TLP_CONFIGREG 0x000 /* Configuration */ +#define PCIE_TLP_WORKAROUNDSREG 0x004 /* TLP Workarounds */ +#define PCIE_TLP_WRDMAUPPER 0x010 /* Write DMA Upper Address */ +#define PCIE_TLP_WRDMALOWER 0x014 /* Write DMA Lower Address */ +#define PCIE_TLP_WRDMAREQ_LBEREG 0x018 /* Write DMA Len/ByteEn Req */ +#define PCIE_TLP_RDDMAUPPER 0x01C /* Read DMA Upper Address */ +#define PCIE_TLP_RDDMALOWER 0x020 /* Read DMA Lower Address */ +#define PCIE_TLP_RDDMALENREG 0x024 /* Read DMA Len Req */ +#define PCIE_TLP_MSIDMAUPPER 0x028 /* MSI DMA Upper Address */ +#define PCIE_TLP_MSIDMALOWER 0x02C /* MSI DMA Lower Address */ +#define PCIE_TLP_MSIDMALENREG 0x030 /* MSI DMA Len Req */ +#define PCIE_TLP_SLVREQLENREG 0x034 /* Slave Request Len */ +#define PCIE_TLP_FCINPUTSREQ 0x038 /* Flow Control Inputs */ +#define PCIE_TLP_TXSMGRSREQ 0x03C /* Tx StateMachine and Gated Req */ +#define PCIE_TLP_ADRACKCNTARBLEN 0x040 /* Address Ack XferCnt and ARB Len */ +#define PCIE_TLP_DMACPLHDR0 0x044 /* DMA Completion Hdr 0 */ +#define PCIE_TLP_DMACPLHDR1 0x048 /* DMA Completion Hdr 1 */ +#define PCIE_TLP_DMACPLHDR2 0x04C /* DMA Completion Hdr 2 */ +#define PCIE_TLP_DMACPLMISC0 0x050 /* DMA Completion Misc0 */ +#define PCIE_TLP_DMACPLMISC1 0x054 /* DMA Completion Misc1 */ +#define PCIE_TLP_DMACPLMISC2 0x058 /* DMA Completion Misc2 */ +#define PCIE_TLP_SPTCTRLLEN 0x05C /* Split Controller Req len */ +#define PCIE_TLP_SPTCTRLMSIC0 0x060 /* Split Controller Misc 0 */ +#define PCIE_TLP_SPTCTRLMSIC1 0x064 /* Split Controller Misc 1 */ +#define PCIE_TLP_BUSDEVFUNC 0x068 /* Bus/Device/Func */ +#define PCIE_TLP_RESETCTR 0x06C /* Reset Counter */ +#define PCIE_TLP_RTRYBUF 0x070 /* Retry Buffer value */ +#define PCIE_TLP_TGTDEBUG1 0x074 /* Target Debug Reg1 */ +#define PCIE_TLP_TGTDEBUG2 0x078 /* Target Debug Reg2 */ +#define PCIE_TLP_TGTDEBUG3 0x07C /* Target Debug Reg3 */ +#define PCIE_TLP_TGTDEBUG4 0x080 /* Target Debug Reg4 */ + +/* MDIO control */ +#define MDIOCTL_DIVISOR_MASK 0x7f /* clock to be used on MDIO */ +#define MDIOCTL_DIVISOR_VAL 0x2 +#define MDIOCTL_PREAM_EN 0x80 /* Enable preamble sequnce */ +#define MDIOCTL_ACCESS_DONE 0x100 /* Tranaction complete */ + +/* MDIO Data */ +#define MDIODATA_MASK 0x0000ffff /* data 2 bytes */ +#define MDIODATA_TA 0x00020000 /* Turnaround */ +#define MDIODATA_REGADDR_SHF 18 /* Regaddr shift */ +#define MDIODATA_REGADDR_MASK 0x003c0000 /* Regaddr Mask */ +#define MDIODATA_DEVADDR_SHF 22 /* Physmedia devaddr shift */ +#define MDIODATA_DEVADDR_MASK 0x0fc00000 /* Physmedia devaddr Mask */ +#define MDIODATA_WRITE 0x10000000 /* write Transaction */ +#define MDIODATA_READ 0x20000000 /* Read Transaction */ +#define MDIODATA_START 0x40000000 /* start of Transaction */ + +/* MDIO devices (SERDES modules) */ +#define MDIODATA_DEV_PLL 0x1d /* SERDES PLL Dev */ +#define MDIODATA_DEV_TX 0x1e /* SERDES TX Dev */ +#define MDIODATA_DEV_RX 0x1f /* SERDES RX Dev */ + +/* SERDES registers */ +#define SERDES_RX_TIMER1 2 /* Rx Timer1 */ +#define SERDES_RX_CDR 6 /* CDR */ +#define SERDES_RX_CDRBW 7 /* CDR BW */ + +#endif /* _SBPCIE_H */ diff --git a/target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/sbpcmcia.h b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/sbpcmcia.h new file mode 100644 index 0000000000..08fd453f49 --- /dev/null +++ b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/sbpcmcia.h @@ -0,0 +1,147 @@ +/* + * BCM43XX Sonics SiliconBackplane PCMCIA core hardware definitions. + * + * Copyright 2006, Broadcom Corporation + * All Rights Reserved. + * + * THIS SOFTWARE IS OFFERED "AS IS", AND BROADCOM GRANTS NO WARRANTIES OF ANY + * KIND, EXPRESS OR IMPLIED, BY STATUTE, COMMUNICATION OR OTHERWISE. BROADCOM + * SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS + * FOR A SPECIFIC PURPOSE OR NONINFRINGEMENT CONCERNING THIS SOFTWARE. + * + * $Id: sbpcmcia.h,v 1.1.1.9 2006/02/27 03:43:16 honor Exp $ + */ + +#ifndef _SBPCMCIA_H +#define _SBPCMCIA_H + + +/* All the addresses that are offsets in attribute space are divided + * by two to account for the fact that odd bytes are invalid in + * attribute space and our read/write routines make the space appear + * as if they didn't exist. Still we want to show the original numbers + * as documented in the hnd_pcmcia core manual. + */ + +/* PCMCIA Function Configuration Registers */ +#define PCMCIA_FCR (0x700 / 2) + +#define FCR0_OFF 0 +#define FCR1_OFF (0x40 / 2) +#define FCR2_OFF (0x80 / 2) +#define FCR3_OFF (0xc0 / 2) + +#define PCMCIA_FCR0 (0x700 / 2) +#define PCMCIA_FCR1 (0x740 / 2) +#define PCMCIA_FCR2 (0x780 / 2) +#define PCMCIA_FCR3 (0x7c0 / 2) + +/* Standard PCMCIA FCR registers */ + +#define PCMCIA_COR 0 + +#define COR_RST 0x80 +#define COR_LEV 0x40 +#define COR_IRQEN 0x04 +#define COR_BLREN 0x01 +#define COR_FUNEN 0x01 + + +#define PCICIA_FCSR (2 / 2) +#define PCICIA_PRR (4 / 2) +#define PCICIA_SCR (6 / 2) +#define PCICIA_ESR (8 / 2) + + +#define PCM_MEMOFF 0x0000 +#define F0_MEMOFF 0x1000 +#define F1_MEMOFF 0x2000 +#define F2_MEMOFF 0x3000 +#define F3_MEMOFF 0x4000 + +/* Memory base in the function fcr's */ +#define MEM_ADDR0 (0x728 / 2) +#define MEM_ADDR1 (0x72a / 2) +#define MEM_ADDR2 (0x72c / 2) + +/* PCMCIA base plus Srom access in fcr0: */ +#define PCMCIA_ADDR0 (0x072e / 2) +#define PCMCIA_ADDR1 (0x0730 / 2) +#define PCMCIA_ADDR2 (0x0732 / 2) + +#define MEM_SEG (0x0734 / 2) +#define SROM_CS (0x0736 / 2) +#define SROM_DATAL (0x0738 / 2) +#define SROM_DATAH (0x073a / 2) +#define SROM_ADDRL (0x073c / 2) +#define SROM_ADDRH (0x073e / 2) + +/* Values for srom_cs: */ +#define SROM_IDLE 0 +#define SROM_WRITE 1 +#define SROM_READ 2 +#define SROM_WEN 4 +#define SROM_WDS 7 +#define SROM_DONE 8 + +/* CIS stuff */ + +/* The CIS stops where the FCRs start */ +#define CIS_SIZE PCMCIA_FCR + +/* Standard tuples we know about */ + +#define CISTPL_MANFID 0x20 /* Manufacturer and device id */ +#define CISTPL_FUNCE 0x22 /* Function extensions */ +#define CISTPL_CFTABLE 0x1b /* Config table entry */ + +/* Function extensions for LANs */ + +#define LAN_TECH 1 /* Technology type */ +#define LAN_SPEED 2 /* Raw bit rate */ +#define LAN_MEDIA 3 /* Transmission media */ +#define LAN_NID 4 /* Node identification (aka MAC addr) */ +#define LAN_CONN 5 /* Connector standard */ + + +/* CFTable */ +#define CFTABLE_REGWIN_2K 0x08 /* 2k reg windows size */ +#define CFTABLE_REGWIN_4K 0x10 /* 4k reg windows size */ +#define CFTABLE_REGWIN_8K 0x20 /* 8k reg windows size */ + +/* Vendor unique tuples are 0x80-0x8f. Within Broadcom we'll + * take one for HNBU, and use "extensions" (a la FUNCE) within it. + */ + +#define CISTPL_BRCM_HNBU 0x80 + +/* Subtypes of BRCM_HNBU: */ + +#define HNBU_SROMREV 0x00 /* A byte with sromrev, 1 if not present */ +#define HNBU_CHIPID 0x01 /* Two 16bit values: PCI vendor & device id */ +#define HNBU_BOARDREV 0x02 /* One byte board revision */ +#define HNBU_PAPARMS 0x03 /* PA parameters: 8 (sromrev == 1) + * or 9 (sromrev > 1) bytes + */ +#define HNBU_OEM 0x04 /* Eight bytes OEM data (sromrev == 1) */ +#define HNBU_CC 0x05 /* Default country code (sromrev == 1) */ +#define HNBU_AA 0x06 /* Antennas available */ +#define HNBU_AG 0x07 /* Antenna gain */ +#define HNBU_BOARDFLAGS 0x08 /* board flags (2 or 4 bytes) */ +#define HNBU_LEDS 0x09 /* LED set */ +#define HNBU_CCODE 0x0a /* Country code (2 bytes ascii + 1 byte cctl) + * in rev 2 + */ +#define HNBU_CCKPO 0x0b /* 2 byte cck power offsets in rev 3 */ +#define HNBU_OFDMPO 0x0c /* 4 byte 11g ofdm power offsets in rev 3 */ +#define HNBU_GPIOTIMER 0x0d /* 2 bytes with on/off values in rev 3 */ + + +/* sbtmstatelow */ +#define SBTML_INT_ACK 0x40000 /* ack the sb interrupt */ +#define SBTML_INT_EN 0x20000 /* enable sb interrupt */ + +/* sbtmstatehigh */ +#define SBTMH_INT_STATUS 0x40000 /* sb interrupt status */ + +#endif /* _SBPCMCIA_H */ diff --git a/target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/sbsdram.h b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/sbsdram.h new file mode 100644 index 0000000000..dec6c29289 --- /dev/null +++ b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/sbsdram.h @@ -0,0 +1,85 @@ +/* + * BCM47XX Sonics SiliconBackplane SDRAM controller core hardware definitions. + * + * Copyright 2006, Broadcom Corporation + * All Rights Reserved. + * + * THIS SOFTWARE IS OFFERED "AS IS", AND BROADCOM GRANTS NO WARRANTIES OF ANY + * KIND, EXPRESS OR IMPLIED, BY STATUTE, COMMUNICATION OR OTHERWISE. BROADCOM + * SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS + * FOR A SPECIFIC PURPOSE OR NONINFRINGEMENT CONCERNING THIS SOFTWARE. + * + * $Id: sbsdram.h,v 1.1.1.9 2006/03/02 13:03:52 honor Exp $ + */ + +#ifndef _SBSDRAM_H +#define _SBSDRAM_H + +#ifndef _LANGUAGE_ASSEMBLY + +/* Sonics side: SDRAM core registers */ +typedef volatile struct sbsdramregs { + uint32 initcontrol; /* Generates external SDRAM initialization sequence */ + uint32 config; /* Initializes external SDRAM mode register */ + uint32 refresh; /* Controls external SDRAM refresh rate */ + uint32 pad1; + uint32 pad2; +} sbsdramregs_t; + +/* SDRAM simulation */ +#ifdef RAMSZ +#define SDRAMSZ RAMSZ +#else +#define SDRAMSZ (4 * 1024 * 1024) +#endif + +extern uchar sdrambuf[SDRAMSZ]; + +#endif /* _LANGUAGE_ASSEMBLY */ + +/* SDRAM initialization control (initcontrol) register bits */ +#define SDRAM_CBR 0x0001 /* Writing 1 generates refresh cycle and toggles bit */ +#define SDRAM_PRE 0x0002 /* Writing 1 generates precharge cycle and toggles bit */ +#define SDRAM_MRS 0x0004 /* Writing 1 generates mode register select cycle and toggles bit */ +#define SDRAM_EN 0x0008 /* When set, enables access to SDRAM */ +#define SDRAM_16Mb 0x0000 /* Use 16 Megabit SDRAM */ +#define SDRAM_64Mb 0x0010 /* Use 64 Megabit SDRAM */ +#define SDRAM_128Mb 0x0020 /* Use 128 Megabit SDRAM */ +#define SDRAM_RSVMb 0x0030 /* Use special SDRAM */ +#define SDRAM_RST 0x0080 /* Writing 1 causes soft reset of controller */ +#define SDRAM_SELFREF 0x0100 /* Writing 1 enables self refresh mode */ +#define SDRAM_PWRDOWN 0x0200 /* Writing 1 causes controller to power down */ +#define SDRAM_32BIT 0x0400 /* When set, indicates 32 bit SDRAM interface */ +#define SDRAM_9BITCOL 0x0800 /* When set, indicates 9 bit column */ + +/* SDRAM configuration (config) register bits */ +#define SDRAM_BURSTFULL 0x0000 /* Use full page bursts */ +#define SDRAM_BURST8 0x0001 /* Use burst of 8 */ +#define SDRAM_BURST4 0x0002 /* Use burst of 4 */ +#define SDRAM_BURST2 0x0003 /* Use burst of 2 */ +#define SDRAM_CAS3 0x0000 /* Use CAS latency of 3 */ +#define SDRAM_CAS2 0x0004 /* Use CAS latency of 2 */ + +/* SDRAM refresh control (refresh) register bits */ +#define SDRAM_REF(p) (((p)&0xff) | SDRAM_REF_EN) /* Refresh period */ +#define SDRAM_REF_EN 0x8000 /* Writing 1 enables periodic refresh */ + +/* SDRAM Core default Init values (OCP ID 0x803) */ +#define SDRAM_INIT MEM4MX16X2 +#define SDRAM_CONFIG SDRAM_BURSTFULL +#define SDRAM_REFRESH SDRAM_REF(0x40) + +#define MEM1MX16 0x009 /* 2 MB */ +#define MEM1MX16X2 0x409 /* 4 MB */ +#define MEM2MX8X2 0x809 /* 4 MB */ +#define MEM2MX8X4 0xc09 /* 8 MB */ +#define MEM2MX32 0x439 /* 8 MB */ +#define MEM4MX16 0x019 /* 8 MB */ +#define MEM4MX16X2 0x419 /* 16 MB */ +#define MEM8MX8X2 0x819 /* 16 MB */ +#define MEM8MX16 0x829 /* 16 MB */ +#define MEM4MX32 0x429 /* 16 MB */ +#define MEM8MX8X4 0xc19 /* 32 MB */ +#define MEM8MX16X2 0xc29 /* 32 MB */ + +#endif /* _SBSDRAM_H */ diff --git a/target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/sbsocram.h b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/sbsocram.h new file mode 100644 index 0000000000..f13bc2e408 --- /dev/null +++ b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/sbsocram.h @@ -0,0 +1,64 @@ +/* + * BCM47XX Sonics SiliconBackplane embedded ram core + * + * Copyright 2006, Broadcom Corporation + * All Rights Reserved. + * + * THIS SOFTWARE IS OFFERED "AS IS", AND BROADCOM GRANTS NO WARRANTIES OF ANY + * KIND, EXPRESS OR IMPLIED, BY STATUTE, COMMUNICATION OR OTHERWISE. BROADCOM + * SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS + * FOR A SPECIFIC PURPOSE OR NONINFRINGEMENT CONCERNING THIS SOFTWARE. + * + * $Id: sbsocram.h,v 1.1.1.3 2006/02/27 03:43:16 honor Exp $ + */ + +#ifndef _SBSOCRAM_H +#define _SBSOCRAM_H + +#define SR_COREINFO 0x00 +#define SR_BWALLOC 0x04 +#define SR_BISTSTAT 0x0c +#define SR_BANKINDEX 0x10 +#define SR_BANKSTBYCTL 0x14 + + +#ifndef _LANGUAGE_ASSEMBLY + +/* Memcsocram core registers */ +typedef volatile struct sbsocramregs { + uint32 coreinfo; + uint32 bwalloc; + uint32 PAD; + uint32 biststat; + uint32 bankidx; + uint32 standbyctrl; +} sbsocramregs_t; + +#endif + +/* Coreinfo register */ +#define SRCI_PT_MASK 0x30000 +#define SRCI_PT_SHIFT 16 + +/* In corerev 0, the memory size is 2 to the power of the + * base plus 16 plus to the contents of the memsize field plus 1. + */ +#define SRCI_MS0_MASK 0xf +#define SR_MS0_BASE 16 + +/* + * In corerev 1 the bank size is 2 ^ the bank size field plus 14, + * the memory size is number of banks times bank size. + * The same applies to rom size. + */ +#define SRCI_ROMNB_MASK 0xf000 +#define SRCI_ROMNB_SHIFT 12 +#define SRCI_ROMBSZ_MASK 0xf00 +#define SRCI_ROMBSZ_SHIFT 8 +#define SRCI_SRNB_MASK 0xf0 +#define SRCI_SRNB_SHIFT 4 +#define SRCI_SRBSZ_MASK 0xf +#define SRCI_SRBSZ_SHIFT 0 + +#define SR_BSZ_BASE 14 +#endif /* _SBSOCRAM_H */ diff --git a/target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/sbutils.h b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/sbutils.h new file mode 100644 index 0000000000..db4d27136f --- /dev/null +++ b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/sbutils.h @@ -0,0 +1,151 @@ +/* + * Misc utility routines for accessing chip-specific features + * of Broadcom HNBU SiliconBackplane-based chips. + * + * Copyright 2006, Broadcom Corporation + * All Rights Reserved. + * + * THIS SOFTWARE IS OFFERED "AS IS", AND BROADCOM GRANTS NO WARRANTIES OF ANY + * KIND, EXPRESS OR IMPLIED, BY STATUTE, COMMUNICATION OR OTHERWISE. BROADCOM + * SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS + * FOR A SPECIFIC PURPOSE OR NONINFRINGEMENT CONCERNING THIS SOFTWARE. + * + * $Id: sbutils.h,v 1.4 2006/04/08 07:12:42 honor Exp $ + */ + +#ifndef _sbutils_h_ +#define _sbutils_h_ + +/* + * Datastructure to export all chip specific common variables + * public (read-only) portion of sbutils handle returned by + * sb_attach()/sb_kattach() +*/ + +struct sb_pub { + + uint bustype; /* SB_BUS, PCI_BUS */ + uint buscoretype; /* SB_PCI, SB_PCMCIA, SB_PCIE */ + uint buscorerev; /* buscore rev */ + uint buscoreidx; /* buscore index */ + int ccrev; /* chip common core rev */ + uint boardtype; /* board type */ + uint boardvendor; /* board vendor */ + uint chip; /* chip number */ + uint chiprev; /* chip revision */ + uint chippkg; /* chip package option */ + uint sonicsrev; /* sonics backplane rev */ +}; + +typedef const struct sb_pub sb_t; + +/* + * Many of the routines below take an 'sbh' handle as their first arg. + * Allocate this by calling sb_attach(). Free it by calling sb_detach(). + * At any one time, the sbh is logically focused on one particular sb core + * (the "current core"). + * Use sb_setcore() or sb_setcoreidx() to change the association to another core. + */ + +#define SB_OSH NULL /* Use for sb_kattach when no osh is available */ +/* exported externs */ +extern sb_t *sb_attach(uint pcidev, osl_t *osh, void *regs, uint bustype, + void *sdh, char **vars, uint *varsz); +extern sb_t *sb_kattach(void); +extern void sb_detach(sb_t *sbh); +extern uint sb_chip(sb_t *sbh); +extern uint sb_chiprev(sb_t *sbh); +extern uint sb_chipcrev(sb_t *sbh); +extern uint sb_chippkg(sb_t *sbh); +extern uint sb_pcirev(sb_t *sbh); +extern bool sb_war16165(sb_t *sbh); +extern uint sb_pcmciarev(sb_t *sbh); +extern uint sb_boardvendor(sb_t *sbh); +extern uint sb_boardtype(sb_t *sbh); +extern uint sb_bus(sb_t *sbh); +extern uint sb_buscoretype(sb_t *sbh); +extern uint sb_buscorerev(sb_t *sbh); +extern uint sb_corelist(sb_t *sbh, uint coreid[]); +extern uint sb_coreid(sb_t *sbh); +extern uint sb_coreidx(sb_t *sbh); +extern uint sb_coreunit(sb_t *sbh); +extern uint sb_corevendor(sb_t *sbh); +extern uint sb_corerev(sb_t *sbh); +extern void *sb_osh(sb_t *sbh); +extern void sb_setosh(sb_t *sbh, osl_t *osh); +extern void *sb_coreregs(sb_t *sbh); +extern uint32 sb_coreflags(sb_t *sbh, uint32 mask, uint32 val); +extern uint32 sb_coreflagshi(sb_t *sbh, uint32 mask, uint32 val); +extern bool sb_iscoreup(sb_t *sbh); +extern void *sb_setcoreidx(sb_t *sbh, uint coreidx); +extern void *sb_setcore(sb_t *sbh, uint coreid, uint coreunit); +extern int sb_corebist(sb_t *sbh); +extern void sb_commit(sb_t *sbh); +extern uint32 sb_base(uint32 admatch); +extern uint32 sb_size(uint32 admatch); +extern void sb_core_reset(sb_t *sbh, uint32 bits, uint32 resetbits); +extern void sb_core_tofixup(sb_t *sbh); +extern void sb_core_disable(sb_t *sbh, uint32 bits); +extern uint32 sb_clock_rate(uint32 pll_type, uint32 n, uint32 m); +extern uint32 sb_clock(sb_t *sbh); +extern void sb_pci_setup(sb_t *sbh, uint coremask); +extern void sb_pcmcia_init(sb_t *sbh); +extern void sb_watchdog(sb_t *sbh, uint ticks); +extern void *sb_gpiosetcore(sb_t *sbh); +extern uint32 sb_gpiocontrol(sb_t *sbh, uint32 mask, uint32 val, uint8 priority); +extern uint32 sb_gpioouten(sb_t *sbh, uint32 mask, uint32 val, uint8 priority); +extern uint32 sb_gpioout(sb_t *sbh, uint32 mask, uint32 val, uint8 priority); +extern uint32 sb_gpioin(sb_t *sbh); +extern uint32 sb_gpiointpolarity(sb_t *sbh, uint32 mask, uint32 val, uint8 priority); +extern uint32 sb_gpiointmask(sb_t *sbh, uint32 mask, uint32 val, uint8 priority); +extern uint32 sb_gpioled(sb_t *sbh, uint32 mask, uint32 val); +extern uint32 sb_gpioreserve(sb_t *sbh, uint32 gpio_num, uint8 priority); +extern uint32 sb_gpiorelease(sb_t *sbh, uint32 gpio_num, uint8 priority); + +extern void sb_clkctl_init(sb_t *sbh); +extern uint16 sb_clkctl_fast_pwrup_delay(sb_t *sbh); +extern bool sb_clkctl_clk(sb_t *sbh, uint mode); +extern int sb_clkctl_xtal(sb_t *sbh, uint what, bool on); +extern void sb_register_intr_callback(sb_t *sbh, void *intrsoff_fn, void *intrsrestore_fn, + void *intrsenabled_fn, void *intr_arg); +extern uint32 sb_set_initiator_to(sb_t *sbh, uint32 to); +extern int sb_corepciid(sb_t *sbh, uint func, uint16 *pcivendor, uint16 *pcidevice, + uint8 *pciclass, uint8 *pcisubclass, uint8 *pciprogif, + uint8 *pciheader); +extern uint sb_pcie_readreg(void *sbh, void* arg1, uint offset); +extern uint sb_pcie_writereg(sb_t *sbh, void *arg1, uint offset, uint val); +extern uint32 sb_gpiotimerval(sb_t *sbh, uint32 mask, uint32 val); +extern bool sb_backplane64(sb_t *sbh); +extern void sb_btcgpiowar(sb_t *sbh); + + + + +extern bool sb_deviceremoved(sb_t *sbh); +extern uint32 sb_socram_size(sb_t *sbh); + +/* +* Build device path. Path size must be >= SB_DEVPATH_BUFSZ. +* The returned path is NULL terminated and has trailing '/'. +* Return 0 on success, nonzero otherwise. +*/ +extern int sb_devpath(sb_t *sbh, char *path, int size); + +/* clkctl xtal what flags */ +#define XTAL 0x1 /* primary crystal oscillator (2050) */ +#define PLL 0x2 /* main chip pll */ + +/* clkctl clk mode */ +#define CLK_FAST 0 /* force fast (pll) clock */ +#define CLK_DYNAMIC 2 /* enable dynamic clock control */ + + +/* GPIO usage priorities */ +#define GPIO_DRV_PRIORITY 0 /* Driver */ +#define GPIO_APP_PRIORITY 1 /* Application */ +#define GPIO_HI_PRIORITY 2 /* Highest priority. Ignore GPIO reservation */ + +/* device path */ +#define SB_DEVPATH_BUFSZ 16 /* min buffer size in bytes */ + +#endif /* _sbutils_h_ */ diff --git a/target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/sflash.h b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/sflash.h new file mode 100644 index 0000000000..21a6788fb2 --- /dev/null +++ b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/sflash.h @@ -0,0 +1,36 @@ +/* + * Broadcom SiliconBackplane chipcommon serial flash interface + * + * Copyright 2006, Broadcom Corporation + * All Rights Reserved. + * + * THIS SOFTWARE IS OFFERED "AS IS", AND BROADCOM GRANTS NO WARRANTIES OF ANY + * KIND, EXPRESS OR IMPLIED, BY STATUTE, COMMUNICATION OR OTHERWISE. BROADCOM + * SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS + * FOR A SPECIFIC PURPOSE OR NONINFRINGEMENT CONCERNING THIS SOFTWARE. + * + * $Id: sflash.h,v 1.1.1.8 2006/02/27 03:43:16 honor Exp $ + */ + +#ifndef _sflash_h_ +#define _sflash_h_ + +#include <typedefs.h> +#include <sbchipc.h> + +struct sflash { + uint blocksize; /* Block size */ + uint numblocks; /* Number of blocks */ + uint32 type; /* Type */ + uint size; /* Total size in bytes */ +}; + +/* Utility functions */ +extern int sflash_poll(chipcregs_t *cc, uint offset); +extern int sflash_read(chipcregs_t *cc, uint offset, uint len, uchar *buf); +extern int sflash_write(chipcregs_t *cc, uint offset, uint len, const uchar *buf); +extern int sflash_erase(chipcregs_t *cc, uint offset); +extern int sflash_commit(chipcregs_t *cc, uint offset, uint len, const uchar *buf); +extern struct sflash * sflash_init(chipcregs_t *cc); + +#endif /* _sflash_h_ */ diff --git a/target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/trxhdr.h b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/trxhdr.h new file mode 100644 index 0000000000..4b48dfd2fe --- /dev/null +++ b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/trxhdr.h @@ -0,0 +1,33 @@ +/* + * TRX image file header format. + * + * Copyright 2005, Broadcom Corporation + * All Rights Reserved. + * + * THIS SOFTWARE IS OFFERED "AS IS", AND BROADCOM GRANTS NO WARRANTIES OF ANY + * KIND, EXPRESS OR IMPLIED, BY STATUTE, COMMUNICATION OR OTHERWISE. BROADCOM + * SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS + * FOR A SPECIFIC PURPOSE OR NONINFRINGEMENT CONCERNING THIS SOFTWARE. + * + * $Id$ + */ + +#include <typedefs.h> + +#define TRX_MAGIC 0x30524448 /* "HDR0" */ +#define TRX_VERSION 1 +#define TRX_MAX_LEN 0x3A0000 +#define TRX_NO_HEADER 1 /* Do not write TRX header */ +#define TRX_GZ_FILES 0x2 /* Contains up to TRX_MAX_OFFSET individual gzip files */ +#define TRX_MAX_OFFSET 3 + +struct trx_header { + uint32 magic; /* "HDR0" */ + uint32 len; /* Length of file including header */ + uint32 crc32; /* 32-bit CRC from flag_version to end of file */ + uint32 flag_version; /* 0:15 flags, 16:31 version */ + uint32 offsets[TRX_MAX_OFFSET]; /* Offsets of partitions from start of header */ +}; + +/* Compatibility */ +typedef struct trx_header TRXHDR, *PTRXHDR; diff --git a/target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/typedefs.h b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/typedefs.h new file mode 100644 index 0000000000..9c91e2cc57 --- /dev/null +++ b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/include/typedefs.h @@ -0,0 +1,361 @@ +/* + * Copyright 2006, Broadcom Corporation + * All Rights Reserved. + * + * THIS SOFTWARE IS OFFERED "AS IS", AND BROADCOM GRANTS NO WARRANTIES OF ANY + * KIND, EXPRESS OR IMPLIED, BY STATUTE, COMMUNICATION OR OTHERWISE. BROADCOM + * SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS + * FOR A SPECIFIC PURPOSE OR NONINFRINGEMENT CONCERNING THIS SOFTWARE. + * $Id: typedefs.h,v 1.1.1.12 2006/04/08 06:13:40 honor Exp $ + */ + +#ifndef _TYPEDEFS_H_ +#define _TYPEDEFS_H_ + + +/* Define 'SITE_TYPEDEFS' in the compile to include a site specific + * typedef file "site_typedefs.h". + * + * If 'SITE_TYPEDEFS' is not defined, then the "Inferred Typedefs" + * section of this file makes inferences about the compile environment + * based on defined symbols and possibly compiler pragmas. + * + * Following these two sections is the "Default Typedefs" + * section. This section is only prcessed if 'USE_TYPEDEF_DEFAULTS' is + * defined. This section has a default set of typedefs and a few + * proprocessor symbols (TRUE, FALSE, NULL, ...). + */ + +#ifdef SITE_TYPEDEFS + +/* + * Site Specific Typedefs + * + */ + +#include "site_typedefs.h" + +#else + +/* + * Inferred Typedefs + * + */ + +/* Infer the compile environment based on preprocessor symbols and pramas. + * Override type definitions as needed, and include configuration dependent + * header files to define types. + */ + +#ifdef __cplusplus + +#define TYPEDEF_BOOL +#ifndef FALSE +#define FALSE false +#endif +#ifndef TRUE +#define TRUE true +#endif + +#else /* ! __cplusplus */ + +#if defined(_WIN32) + +#define TYPEDEF_BOOL +typedef unsigned char bool; /* consistent w/BOOL */ + +#endif /* _WIN32 */ + +#endif /* ! __cplusplus */ + +/* use the Windows ULONG_PTR type when compiling for 64 bit */ +#if defined(_WIN64) +#include <basetsd.h> +#define TYPEDEF_UINTPTR +typedef ULONG_PTR uintptr; +#endif + + +#if defined(_MINOSL_) +#define _NEED_SIZE_T_ +#endif + +#if defined(_NEED_SIZE_T_) +typedef long unsigned int size_t; +#endif + +#ifdef __DJGPP__ +typedef long unsigned int size_t; +#endif /* __DJGPP__ */ + +#ifdef _MSC_VER /* Microsoft C */ +#define TYPEDEF_INT64 +#define TYPEDEF_UINT64 +typedef signed __int64 int64; +typedef unsigned __int64 uint64; +#endif + +#if defined(MACOSX) +#define TYPEDEF_BOOL +#endif + +#if defined(__NetBSD__) +#define TYPEDEF_ULONG +#endif + + +#if defined(linux) +#define TYPEDEF_UINT +#define TYPEDEF_USHORT +#define TYPEDEF_ULONG +#endif + +#if !defined(linux) && !defined(_WIN32) && !defined(_CFE_) && \ + !defined(_HNDRTE_) && !defined(_MINOSL_) && !defined(__DJGPP__) +#define TYPEDEF_UINT +#define TYPEDEF_USHORT +#endif + + +/* Do not support the (u)int64 types with strict ansi for GNU C */ +#if defined(__GNUC__) && defined(__STRICT_ANSI__) +#define TYPEDEF_INT64 +#define TYPEDEF_UINT64 +#endif + +/* ICL accepts unsigned 64 bit type only, and complains in ANSI mode + * for singned or unsigned + */ +#if defined(__ICL) + +#define TYPEDEF_INT64 + +#if defined(__STDC__) +#define TYPEDEF_UINT64 +#endif + +#endif /* __ICL */ + +#if !defined(_WIN32) && !defined(_CFE_) && !defined(_MINOSL_) && \ + !defined(__DJGPP__) + +/* pick up ushort & uint from standard types.h */ +#if defined(linux) && defined(__KERNEL__) + +#include <linux/types.h> /* sys/types.h and linux/types.h are oil and water */ + +#else + +#include <sys/types.h> + +#endif + +#endif /* !_WIN32 && !PMON && !_CFE_ && !_HNDRTE_ && !_MINOSL_ && !__DJGPP__ */ + +#if defined(MACOSX) + +#ifdef __BIG_ENDIAN__ +#define IL_BIGENDIAN +#else +#ifdef IL_BIGENDIAN +#error "IL_BIGENDIAN was defined for a little-endian compile" +#endif +#endif /* __BIG_ENDIAN__ */ + +#if !defined(__cplusplus) + +#if defined(__i386__) +typedef unsigned char bool; +#else +typedef unsigned int bool; +#endif +#define TYPE_BOOL 1 +enum { + false = 0, + true = 1 +}; + +#if defined(KERNEL) +#include <IOKit/IOTypes.h> +#endif /* KERNEL */ + +#endif /* __cplusplus */ + +#endif /* MACOSX */ + + +/* use the default typedefs in the next section of this file */ +#define USE_TYPEDEF_DEFAULTS + +#endif /* SITE_TYPEDEFS */ + + +/* + * Default Typedefs + * + */ + +#ifdef USE_TYPEDEF_DEFAULTS +#undef USE_TYPEDEF_DEFAULTS + +#ifndef TYPEDEF_BOOL +typedef /* @abstract@ */ unsigned char bool; +#endif + +/* define uchar, ushort, uint, ulong */ + +#ifndef TYPEDEF_UCHAR +typedef unsigned char uchar; +#endif + +#ifndef TYPEDEF_USHORT +typedef unsigned short ushort; +#endif + +#ifndef TYPEDEF_UINT +typedef unsigned int uint; +#endif + +#ifndef TYPEDEF_ULONG +typedef unsigned long ulong; +#endif + +/* define [u]int8/16/32/64, uintptr */ + +#ifndef TYPEDEF_UINT8 +typedef unsigned char uint8; +#endif + +#ifndef TYPEDEF_UINT16 +typedef unsigned short uint16; +#endif + +#ifndef TYPEDEF_UINT32 +typedef unsigned int uint32; +#endif + +#ifndef TYPEDEF_UINT64 +typedef unsigned long long uint64; +#endif + +#ifndef TYPEDEF_UINTPTR +typedef unsigned int uintptr; +#endif + +#ifndef TYPEDEF_INT8 +typedef signed char int8; +#endif + +#ifndef TYPEDEF_INT16 +typedef signed short int16; +#endif + +#ifndef TYPEDEF_INT32 +typedef signed int int32; +#endif + +#ifndef TYPEDEF_INT64 +typedef signed long long int64; +#endif + +/* define float32/64, float_t */ + +#ifndef TYPEDEF_FLOAT32 +typedef float float32; +#endif + +#ifndef TYPEDEF_FLOAT64 +typedef double float64; +#endif + +/* + * abstracted floating point type allows for compile time selection of + * single or double precision arithmetic. Compiling with -DFLOAT32 + * selects single precision; the default is double precision. + */ + +#ifndef TYPEDEF_FLOAT_T + +#if defined(FLOAT32) +typedef float32 float_t; +#else /* default to double precision floating point */ +typedef float64 float_t; +#endif + +#endif /* TYPEDEF_FLOAT_T */ + +/* define macro values */ + +#ifndef FALSE +#define FALSE 0 +#endif + +#ifndef TRUE +#define TRUE 1 /* TRUE */ +#endif + +#ifndef NULL +#define NULL 0 +#endif + +#ifndef OFF +#define OFF 0 +#endif + +#ifndef ON +#define ON 1 /* ON = 1 */ +#endif + +#define AUTO (-1) /* Auto = -1 */ + +/* define PTRSZ, INLINE */ + +#ifndef PTRSZ +#define PTRSZ sizeof(char*) +#endif + +#ifndef INLINE + +#ifdef _MSC_VER + +#define INLINE __inline + +#elif __GNUC__ + +#define INLINE __inline__ + +#else + +#define INLINE + +#endif /* _MSC_VER */ + +#endif /* INLINE */ + +#undef TYPEDEF_BOOL +#undef TYPEDEF_UCHAR +#undef TYPEDEF_USHORT +#undef TYPEDEF_UINT +#undef TYPEDEF_ULONG +#undef TYPEDEF_UINT8 +#undef TYPEDEF_UINT16 +#undef TYPEDEF_UINT32 +#undef TYPEDEF_UINT64 +#undef TYPEDEF_UINTPTR +#undef TYPEDEF_INT8 +#undef TYPEDEF_INT16 +#undef TYPEDEF_INT32 +#undef TYPEDEF_INT64 +#undef TYPEDEF_FLOAT32 +#undef TYPEDEF_FLOAT64 +#undef TYPEDEF_FLOAT_T + +#endif /* USE_TYPEDEF_DEFAULTS */ + +/* + * Including the bcmdefs.h here, to make sure everyone including typedefs.h + * gets this automatically +*/ +#include "bcmdefs.h" + +#endif /* _TYPEDEFS_H_ */ diff --git a/target/linux/brcm-2.4/files/arch/mips/bcm947xx/nvram.c b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/nvram.c new file mode 100644 index 0000000000..d9af5ff8f8 --- /dev/null +++ b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/nvram.c @@ -0,0 +1,315 @@ +/* + * NVRAM variable manipulation (common) + * + * Copyright 2004, Broadcom Corporation + * All Rights Reserved. + * + * THIS SOFTWARE IS OFFERED "AS IS", AND BROADCOM GRANTS NO WARRANTIES OF ANY + * KIND, EXPRESS OR IMPLIED, BY STATUTE, COMMUNICATION OR OTHERWISE. BROADCOM + * SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS + * FOR A SPECIFIC PURPOSE OR NONINFRINGEMENT CONCERNING THIS SOFTWARE. + * + */ + +#include <typedefs.h> +#include <osl.h> +#include <bcmendian.h> +#include <bcmnvram.h> +#include <bcmutils.h> +#include <sbsdram.h> + +extern struct nvram_tuple * BCMINIT(_nvram_realloc)(struct nvram_tuple *t, const char *name, const char *value); +extern void BCMINIT(_nvram_free)(struct nvram_tuple *t); +extern int BCMINIT(_nvram_read)(void *buf); + +char * BCMINIT(_nvram_get)(const char *name); +int BCMINIT(_nvram_set)(const char *name, const char *value); +int BCMINIT(_nvram_unset)(const char *name); +int BCMINIT(_nvram_getall)(char *buf, int count); +int BCMINIT(_nvram_commit)(struct nvram_header *header); +int BCMINIT(_nvram_init)(void); +void BCMINIT(_nvram_exit)(void); + +static struct nvram_tuple * BCMINITDATA(nvram_hash)[257]; +static struct nvram_tuple * nvram_dead; + +/* Free all tuples. Should be locked. */ +static void +BCMINITFN(nvram_free)(void) +{ + uint i; + struct nvram_tuple *t, *next; + + /* Free hash table */ + for (i = 0; i < ARRAYSIZE(BCMINIT(nvram_hash)); i++) { + for (t = BCMINIT(nvram_hash)[i]; t; t = next) { + next = t->next; + BCMINIT(_nvram_free)(t); + } + BCMINIT(nvram_hash)[i] = NULL; + } + + /* Free dead table */ + for (t = nvram_dead; t; t = next) { + next = t->next; + BCMINIT(_nvram_free)(t); + } + nvram_dead = NULL; + + /* Indicate to per-port code that all tuples have been freed */ + BCMINIT(_nvram_free)(NULL); +} + +/* String hash */ +static INLINE uint +hash(const char *s) +{ + uint hash = 0; + + while (*s) + hash = 31 * hash + *s++; + + return hash; +} + +/* (Re)initialize the hash table. Should be locked. */ +static int +BCMINITFN(nvram_rehash)(struct nvram_header *header) +{ + char buf[] = "0xXXXXXXXX", *name, *value, *end, *eq; + + /* (Re)initialize hash table */ + BCMINIT(nvram_free)(); + + /* Parse and set "name=value\0 ... \0\0" */ + name = (char *) &header[1]; + end = (char *) header + NVRAM_SPACE - 2; + end[0] = end[1] = '\0'; + for (; *name; name = value + strlen(value) + 1) { + if (!(eq = strchr(name, '='))) + break; + *eq = '\0'; + value = eq + 1; + BCMINIT(_nvram_set)(name, value); + *eq = '='; + } + + /* Set special SDRAM parameters */ + if (!BCMINIT(_nvram_get)("sdram_init")) { + sprintf(buf, "0x%04X", (uint16)(header->crc_ver_init >> 16)); + BCMINIT(_nvram_set)("sdram_init", buf); + } + if (!BCMINIT(_nvram_get)("sdram_config")) { + sprintf(buf, "0x%04X", (uint16)(header->config_refresh & 0xffff)); + BCMINIT(_nvram_set)("sdram_config", buf); + } + if (!BCMINIT(_nvram_get)("sdram_refresh")) { + sprintf(buf, "0x%04X", (uint16)((header->config_refresh >> 16) & 0xffff)); + BCMINIT(_nvram_set)("sdram_refresh", buf); + } + if (!BCMINIT(_nvram_get)("sdram_ncdl")) { + sprintf(buf, "0x%08X", header->config_ncdl); + BCMINIT(_nvram_set)("sdram_ncdl", buf); + } + + return 0; +} + +/* Get the value of an NVRAM variable. Should be locked. */ +char * +BCMINITFN(_nvram_get)(const char *name) +{ + uint i; + struct nvram_tuple *t; + char *value; + + if (!name) + return NULL; + + /* Hash the name */ + i = hash(name) % ARRAYSIZE(BCMINIT(nvram_hash)); + + /* Find the associated tuple in the hash table */ + for (t = BCMINIT(nvram_hash)[i]; t && strcmp(t->name, name); t = t->next); + + value = t ? t->value : NULL; + + return value; +} + +/* Get the value of an NVRAM variable. Should be locked. */ +int +BCMINITFN(_nvram_set)(const char *name, const char *value) +{ + uint i; + struct nvram_tuple *t, *u, **prev; + + /* Hash the name */ + i = hash(name) % ARRAYSIZE(BCMINIT(nvram_hash)); + + /* Find the associated tuple in the hash table */ + for (prev = &BCMINIT(nvram_hash)[i], t = *prev; t && strcmp(t->name, name); prev = &t->next, t = *prev); + + /* (Re)allocate tuple */ + if (!(u = BCMINIT(_nvram_realloc)(t, name, value))) + return -12; /* -ENOMEM */ + + /* Value reallocated */ + if (t && t == u) + return 0; + + /* Move old tuple to the dead table */ + if (t) { + *prev = t->next; + t->next = nvram_dead; + nvram_dead = t; + } + + /* Add new tuple to the hash table */ + u->next = BCMINIT(nvram_hash)[i]; + BCMINIT(nvram_hash)[i] = u; + + return 0; +} + +/* Unset the value of an NVRAM variable. Should be locked. */ +int +BCMINITFN(_nvram_unset)(const char *name) +{ + uint i; + struct nvram_tuple *t, **prev; + + if (!name) + return 0; + + /* Hash the name */ + i = hash(name) % ARRAYSIZE(BCMINIT(nvram_hash)); + + /* Find the associated tuple in the hash table */ + for (prev = &BCMINIT(nvram_hash)[i], t = *prev; t && strcmp(t->name, name); prev = &t->next, t = *prev); + + /* Move it to the dead table */ + if (t) { + *prev = t->next; + t->next = nvram_dead; + nvram_dead = t; + } + + return 0; +} + +/* Get all NVRAM variables. Should be locked. */ +int +BCMINITFN(_nvram_getall)(char *buf, int count) +{ + uint i; + struct nvram_tuple *t; + int len = 0; + + bzero(buf, count); + + /* Write name=value\0 ... \0\0 */ + for (i = 0; i < ARRAYSIZE(BCMINIT(nvram_hash)); i++) { + for (t = BCMINIT(nvram_hash)[i]; t; t = t->next) { + if ((count - len) > (strlen(t->name) + 1 + strlen(t->value) + 1)) + len += sprintf(buf + len, "%s=%s", t->name, t->value) + 1; + else + break; + } + } + + return 0; +} + +/* Regenerate NVRAM. Should be locked. */ +int +BCMINITFN(_nvram_commit)(struct nvram_header *header) +{ + char *init, *config, *refresh, *ncdl; + char *ptr, *end; + int i; + struct nvram_tuple *t; + struct nvram_header tmp; + uint8 crc; + + /* Regenerate header */ + header->magic = NVRAM_MAGIC; + header->crc_ver_init = (NVRAM_VERSION << 8); + if (!(init = BCMINIT(_nvram_get)("sdram_init")) || + !(config = BCMINIT(_nvram_get)("sdram_config")) || + !(refresh = BCMINIT(_nvram_get)("sdram_refresh")) || + !(ncdl = BCMINIT(_nvram_get)("sdram_ncdl"))) { + header->crc_ver_init |= SDRAM_INIT << 16; + header->config_refresh = SDRAM_CONFIG; + header->config_refresh |= SDRAM_REFRESH << 16; + header->config_ncdl = 0; + } else { + header->crc_ver_init |= (bcm_strtoul(init, NULL, 0) & 0xffff) << 16; + header->config_refresh = bcm_strtoul(config, NULL, 0) & 0xffff; + header->config_refresh |= (bcm_strtoul(refresh, NULL, 0) & 0xffff) << 16; + header->config_ncdl = bcm_strtoul(ncdl, NULL, 0); + } + + /* Clear data area */ + ptr = (char *) header + sizeof(struct nvram_header); + bzero(ptr, NVRAM_SPACE - sizeof(struct nvram_header)); + + /* Leave space for a double NUL at the end */ + end = (char *) header + NVRAM_SPACE - 2; + + /* Write out all tuples */ + for (i = 0; i < ARRAYSIZE(BCMINIT(nvram_hash)); i++) { + for (t = BCMINIT(nvram_hash)[i]; t; t = t->next) { + if ((ptr + strlen(t->name) + 1 + strlen(t->value) + 1) > end) + break; + ptr += sprintf(ptr, "%s=%s", t->name, t->value) + 1; + } + } + + /* End with a double NUL */ + ptr += 2; + + /* Set new length */ + header->len = ROUNDUP(ptr - (char *) header, 4); + + /* Little-endian CRC8 over the last 11 bytes of the header */ + tmp.crc_ver_init = htol32(header->crc_ver_init); + tmp.config_refresh = htol32(header->config_refresh); + tmp.config_ncdl = htol32(header->config_ncdl); + crc = hndcrc8((char *) &tmp + 9, sizeof(struct nvram_header) - 9, CRC8_INIT_VALUE); + + /* Continue CRC8 over data bytes */ + crc = hndcrc8((char *) &header[1], header->len - sizeof(struct nvram_header), crc); + + /* Set new CRC8 */ + header->crc_ver_init |= crc; + + /* Reinitialize hash table */ + return BCMINIT(nvram_rehash)(header); +} + +/* Initialize hash table. Should be locked. */ +int +BCMINITFN(_nvram_init)(void) +{ + struct nvram_header *header; + int ret; + + if (!(header = (struct nvram_header *) kmalloc(NVRAM_SPACE, GFP_ATOMIC))) { + return -12; /* -ENOMEM */ + } + + if ((ret = BCMINIT(_nvram_read)(header)) == 0 && + header->magic == NVRAM_MAGIC) + BCMINIT(nvram_rehash)(header); + + kfree(header); + return ret; +} + +/* Free hash table. Should be locked. */ +void +BCMINITFN(_nvram_exit)(void) +{ + BCMINIT(nvram_free)(); +} diff --git a/target/linux/brcm-2.4/files/arch/mips/bcm947xx/nvram_linux.c b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/nvram_linux.c new file mode 100644 index 0000000000..25104786d5 --- /dev/null +++ b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/nvram_linux.c @@ -0,0 +1,716 @@ +/* + * NVRAM variable manipulation (Linux kernel half) + * + * Copyright 2006, Broadcom Corporation + * All Rights Reserved. + * + * THIS SOFTWARE IS OFFERED "AS IS", AND BROADCOM GRANTS NO WARRANTIES OF ANY + * KIND, EXPRESS OR IMPLIED, BY STATUTE, COMMUNICATION OR OTHERWISE. BROADCOM + * SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS + * FOR A SPECIFIC PURPOSE OR NONINFRINGEMENT CONCERNING THIS SOFTWARE. + * + * $Id: nvram_linux.c,v 1.19 2006/04/08 07:12:42 honor Exp $ + */ + +#include <linux/config.h> +#include <linux/init.h> +#include <linux/module.h> +#include <linux/kernel.h> +#include <linux/string.h> +#include <linux/interrupt.h> +#include <linux/spinlock.h> +#include <linux/slab.h> +#include <linux/bootmem.h> +#include <linux/wrapper.h> +#include <linux/fs.h> +#include <linux/miscdevice.h> +#include <linux/mtd/mtd.h> +#include <asm/addrspace.h> +#include <asm/io.h> +#include <asm/uaccess.h> + +#include <typedefs.h> +#include <osl.h> +#include <bcmendian.h> +#include <bcmnvram.h> +#include <bcmutils.h> +#include <sbconfig.h> +#include <sbchipc.h> +#include <sbutils.h> +#include <hndmips.h> +#include <sflash.h> + +/* In BSS to minimize text size and page aligned so it can be mmap()-ed */ +static char nvram_buf[NVRAM_SPACE] __attribute__((aligned(PAGE_SIZE))); + +#ifdef MODULE + +#define early_nvram_get(name) nvram_get(name) + +#else /* !MODULE */ + +/* Global SB handle */ +extern void *bcm947xx_sbh; +extern spinlock_t bcm947xx_sbh_lock; + +/* Convenience */ +#define sbh bcm947xx_sbh +#define sbh_lock bcm947xx_sbh_lock +#define KB * 1024 +#define MB * 1024 * 1024 + +/* Probe for NVRAM header */ +static void __init +early_nvram_init(void) +{ + struct nvram_header *header; + chipcregs_t *cc; + struct sflash *info = NULL; + int i; + uint32 base, off, lim; + u32 *src, *dst; + + if ((cc = sb_setcore(sbh, SB_CC, 0)) != NULL) { + base = KSEG1ADDR(SB_FLASH2); + switch (readl(&cc->capabilities) & CAP_FLASH_MASK) { + case PFLASH: + lim = SB_FLASH2_SZ; + break; + + case SFLASH_ST: + case SFLASH_AT: + if ((info = sflash_init(cc)) == NULL) + return; + lim = info->size; + break; + + case FLASH_NONE: + default: + return; + } + } else { + /* extif assumed, Stop at 4 MB */ + base = KSEG1ADDR(SB_FLASH1); + lim = SB_FLASH1_SZ; + } + + /* XXX: hack for supporting the CFE environment stuff on WGT634U */ + src = (u32 *) KSEG1ADDR(base + 8 * 1024 * 1024 - 0x2000); + dst = (u32 *) nvram_buf; + if ((lim == 0x02000000) && ((*src & 0xff00ff) == 0x000001)) { + printk("early_nvram_init: WGT634U NVRAM found.\n"); + + for (i = 0; i < 0x1ff0; i++) { + if (*src == 0xFFFFFFFF) + break; + *dst++ = *src++; + } + return; + } + + off = FLASH_MIN; + while (off <= lim) { + /* Windowed flash access */ + header = (struct nvram_header *) KSEG1ADDR(base + off - NVRAM_SPACE); + if (header->magic == NVRAM_MAGIC) + goto found; + off <<= 1; + } + + /* Try embedded NVRAM at 4 KB and 1 KB as last resorts */ + header = (struct nvram_header *) KSEG1ADDR(base + 4 KB); + if (header->magic == NVRAM_MAGIC) + goto found; + + header = (struct nvram_header *) KSEG1ADDR(base + 1 KB); + if (header->magic == NVRAM_MAGIC) + goto found; + + printk("early_nvram_init: NVRAM not found\n"); + return; + +found: + src = (u32 *) header; + dst = (u32 *) nvram_buf; + for (i = 0; i < sizeof(struct nvram_header); i += 4) + *dst++ = *src++; + for (; i < header->len && i < NVRAM_SPACE; i += 4) + *dst++ = ltoh32(*src++); +} + +/* Early (before mm or mtd) read-only access to NVRAM */ +static char * __init +early_nvram_get(const char *name) +{ + char *var, *value, *end, *eq; + + if (!name) + return NULL; + + /* Too early? */ + if (sbh == NULL) + return NULL; + + if (!nvram_buf[0]) + early_nvram_init(); + + /* Look for name=value and return value */ + var = &nvram_buf[sizeof(struct nvram_header)]; + end = nvram_buf + sizeof(nvram_buf) - 2; + end[0] = end[1] = '\0'; + for (; *var; var = value + strlen(value) + 1) { + if (!(eq = strchr(var, '='))) + break; + value = eq + 1; + if ((eq - var) == strlen(name) && strncmp(var, name, (eq - var)) == 0) + return value; + } + + return NULL; +} + +static int __init +early_nvram_getall(char *buf, int count) +{ + char *var, *end; + int len = 0; + + /* Too early? */ + if (sbh == NULL) + return -1; + + if (!nvram_buf[0]) + early_nvram_init(); + + bzero(buf, count); + + /* Write name=value\0 ... \0\0 */ + var = &nvram_buf[sizeof(struct nvram_header)]; + end = nvram_buf + sizeof(nvram_buf) - 2; + end[0] = end[1] = '\0'; + for (; *var; var += strlen(var) + 1) { + if ((count - len) <= (strlen(var) + 1)) + break; + len += sprintf(buf + len, "%s", var) + 1; + } + + return 0; +} +#endif /* !MODULE */ + +extern char * _nvram_get(const char *name); +extern int _nvram_set(const char *name, const char *value); +extern int _nvram_unset(const char *name); +extern int _nvram_getall(char *buf, int count); +extern int _nvram_commit(struct nvram_header *header); +extern int _nvram_init(void *sbh); +extern void _nvram_exit(void); + +/* Globals */ +static spinlock_t nvram_lock = SPIN_LOCK_UNLOCKED; +static struct semaphore nvram_sem; +static unsigned long nvram_offset = 0; +static int nvram_major = -1; +static devfs_handle_t nvram_handle = NULL; +static struct mtd_info *nvram_mtd = NULL; + +int +_nvram_read(char *buf) +{ + struct nvram_header *header = (struct nvram_header *) buf; + size_t len; + + if (!nvram_mtd || + MTD_READ(nvram_mtd, nvram_mtd->size - NVRAM_SPACE, NVRAM_SPACE, &len, buf) || + len != NVRAM_SPACE || + header->magic != NVRAM_MAGIC) { + /* Maybe we can recover some data from early initialization */ + memcpy(buf, nvram_buf, NVRAM_SPACE); + } + + return 0; +} + +struct nvram_tuple * +_nvram_realloc(struct nvram_tuple *t, const char *name, const char *value) +{ + if ((nvram_offset + strlen(value) + 1) > NVRAM_SPACE) + return NULL; + + if (!t) { + if (!(t = kmalloc(sizeof(struct nvram_tuple) + strlen(name) + 1, GFP_ATOMIC))) + return NULL; + + /* Copy name */ + t->name = (char *) &t[1]; + strcpy(t->name, name); + + t->value = NULL; + } + + /* Copy value */ + if (!t->value || strcmp(t->value, value)) { + t->value = &nvram_buf[nvram_offset]; + strcpy(t->value, value); + nvram_offset += strlen(value) + 1; + } + + return t; +} + +void +_nvram_free(struct nvram_tuple *t) +{ + if (!t) + nvram_offset = 0; + else + kfree(t); +} + +int +nvram_set(const char *name, const char *value) +{ + unsigned long flags; + int ret; + struct nvram_header *header; + + spin_lock_irqsave(&nvram_lock, flags); + if ((ret = _nvram_set(name, value))) { + /* Consolidate space and try again */ + if ((header = kmalloc(NVRAM_SPACE, GFP_ATOMIC))) { + if (_nvram_commit(header) == 0) + ret = _nvram_set(name, value); + kfree(header); + } + } + spin_unlock_irqrestore(&nvram_lock, flags); + + return ret; +} + +char * +real_nvram_get(const char *name) +{ + unsigned long flags; + char *value; + + spin_lock_irqsave(&nvram_lock, flags); + value = _nvram_get(name); + spin_unlock_irqrestore(&nvram_lock, flags); + + return value; +} + +char * +nvram_get(const char *name) +{ + if (nvram_major >= 0) + return real_nvram_get(name); + else + return early_nvram_get(name); +} + +int +nvram_unset(const char *name) +{ + unsigned long flags; + int ret; + + spin_lock_irqsave(&nvram_lock, flags); + ret = _nvram_unset(name); + spin_unlock_irqrestore(&nvram_lock, flags); + + return ret; +} + +static void +erase_callback(struct erase_info *done) +{ + wait_queue_head_t *wait_q = (wait_queue_head_t *) done->priv; + wake_up(wait_q); +} + +int +nvram_commit(void) +{ + char *buf; + size_t erasesize, len, magic_len; + unsigned int i; + int ret; + struct nvram_header *header; + unsigned long flags; + u_int32_t offset; + DECLARE_WAITQUEUE(wait, current); + wait_queue_head_t wait_q; + struct erase_info erase; + u_int32_t magic_offset = 0; /* Offset for writing MAGIC # */ + + if (!nvram_mtd) { + printk("nvram_commit: NVRAM not found\n"); + return -ENODEV; + } + + if (in_interrupt()) { + printk("nvram_commit: not committing in interrupt\n"); + return -EINVAL; + } + + /* Backup sector blocks to be erased */ + erasesize = ROUNDUP(NVRAM_SPACE, nvram_mtd->erasesize); + if (!(buf = kmalloc(erasesize, GFP_KERNEL))) { + printk("nvram_commit: out of memory\n"); + return -ENOMEM; + } + + down(&nvram_sem); + + if ((i = erasesize - NVRAM_SPACE) > 0) { + offset = nvram_mtd->size - erasesize; + len = 0; + ret = MTD_READ(nvram_mtd, offset, i, &len, buf); + if (ret || len != i) { + printk("nvram_commit: read error ret = %d, len = %d/%d\n", ret, len, i); + ret = -EIO; + goto done; + } + header = (struct nvram_header *)(buf + i); + magic_offset = i + ((void *)&header->magic - (void *)header); + } else { + offset = nvram_mtd->size - NVRAM_SPACE; + magic_offset = ((void *)&header->magic - (void *)header); + header = (struct nvram_header *)buf; + } + + /* clear the existing magic # to mark the NVRAM as unusable + we can pull MAGIC bits low without erase */ + header->magic = NVRAM_CLEAR_MAGIC; /* All zeros magic */ + + /* Unlock sector blocks (for Intel 28F320C3B flash) , 20060309 */ + if(nvram_mtd->unlock) + nvram_mtd->unlock(nvram_mtd, offset, nvram_mtd->erasesize); + + ret = MTD_WRITE(nvram_mtd, offset + magic_offset, sizeof(header->magic), + &magic_len, (char *)&header->magic); + if (ret || magic_len != sizeof(header->magic)) { + printk("nvram_commit: clear MAGIC error\n"); + ret = -EIO; + goto done; + } + + header->magic = NVRAM_MAGIC; /* reset MAGIC before we regenerate the NVRAM, + otherwise we'll have an incorrect CRC */ + /* Regenerate NVRAM */ + spin_lock_irqsave(&nvram_lock, flags); + ret = _nvram_commit(header); + spin_unlock_irqrestore(&nvram_lock, flags); + if (ret) + goto done; + + /* Erase sector blocks */ + init_waitqueue_head(&wait_q); + for (; offset < nvram_mtd->size - NVRAM_SPACE + header->len; offset += nvram_mtd->erasesize) { + erase.mtd = nvram_mtd; + erase.addr = offset; + erase.len = nvram_mtd->erasesize; + erase.callback = erase_callback; + erase.priv = (u_long) &wait_q; + + set_current_state(TASK_INTERRUPTIBLE); + add_wait_queue(&wait_q, &wait); + + /* Unlock sector blocks */ + if (nvram_mtd->unlock) + nvram_mtd->unlock(nvram_mtd, offset, nvram_mtd->erasesize); + + if ((ret = MTD_ERASE(nvram_mtd, &erase))) { + set_current_state(TASK_RUNNING); + remove_wait_queue(&wait_q, &wait); + printk("nvram_commit: erase error\n"); + goto done; + } + + /* Wait for erase to finish */ + schedule(); + remove_wait_queue(&wait_q, &wait); + } + + /* Write partition up to end of data area */ + header->magic = NVRAM_INVALID_MAGIC; /* All ones magic */ + offset = nvram_mtd->size - erasesize; + i = erasesize - NVRAM_SPACE + header->len; + ret = MTD_WRITE(nvram_mtd, offset, i, &len, buf); + if (ret || len != i) { + printk("nvram_commit: write error\n"); + ret = -EIO; + goto done; + } + + /* Now mark the NVRAM in flash as "valid" by setting the correct + MAGIC # */ + header->magic = NVRAM_MAGIC; + ret = MTD_WRITE(nvram_mtd, offset + magic_offset, sizeof(header->magic), + &magic_len, (char *)&header->magic); + if (ret || magic_len != sizeof(header->magic)) { + printk("nvram_commit: write MAGIC error\n"); + ret = -EIO; + goto done; + } + + /* + * Reading a few bytes back here will put the device + * back to the correct mode on certain flashes */ + offset = nvram_mtd->size - erasesize; + ret = MTD_READ(nvram_mtd, offset, 4, &len, buf); + + done: + up(&nvram_sem); + kfree(buf); + + return ret; +} + +int +nvram_getall(char *buf, int count) +{ + unsigned long flags; + int ret; + + spin_lock_irqsave(&nvram_lock, flags); + if (nvram_major >= 0) + ret = _nvram_getall(buf, count); + else + ret = early_nvram_getall(buf, count); + spin_unlock_irqrestore(&nvram_lock, flags); + + return ret; +} + + + + + + + +/* User mode interface below */ + +static ssize_t +dev_nvram_read(struct file *file, char *buf, size_t count, loff_t *ppos) +{ + char tmp[100], *name = tmp, *value; + ssize_t ret; + unsigned long off; + + if (count > sizeof(tmp)) { + if (!(name = kmalloc(count, GFP_KERNEL))) + return -ENOMEM; + } + + if (copy_from_user(name, buf, count)) { + ret = -EFAULT; + goto done; + } + + if (*name == '\0') { + /* Get all variables */ + ret = nvram_getall(name, count); + if (ret == 0) { + if (copy_to_user(buf, name, count)) { + ret = -EFAULT; + goto done; + } + ret = count; + } + } else { + if (!(value = nvram_get(name))) { + ret = 0; + goto done; + } + + /* Provide the offset into mmap() space */ + off = (unsigned long) value - (unsigned long) nvram_buf; + + if (put_user(off, (unsigned long *) buf)) { + ret = -EFAULT; + goto done; + } + + ret = sizeof(unsigned long); + } + + flush_cache_all(); + +done: + if (name != tmp) + kfree(name); + + return ret; +} + +static ssize_t +dev_nvram_write(struct file *file, const char *buf, size_t count, loff_t *ppos) +{ + char tmp[100], *name = tmp, *value; + ssize_t ret; + + if (count > sizeof(tmp)) { + if (!(name = kmalloc(count, GFP_KERNEL))) + return -ENOMEM; + } + + if (copy_from_user(name, buf, count)) { + ret = -EFAULT; + goto done; + } + + value = name; + name = strsep(&value, "="); + if (value) + ret = nvram_set(name, value) ? : count; + else + ret = nvram_unset(name) ? : count; + + done: + if (name != tmp) + kfree(name); + + return ret; +} + +static int +dev_nvram_ioctl(struct inode *inode, struct file *file, unsigned int cmd, unsigned long arg) +{ + if (cmd != NVRAM_MAGIC) + return -EINVAL; + + return nvram_commit(); +} + +static int +dev_nvram_mmap(struct file *file, struct vm_area_struct *vma) +{ + unsigned long offset = virt_to_phys(nvram_buf); + + if (remap_page_range(vma->vm_start, offset, vma->vm_end-vma->vm_start, + vma->vm_page_prot)) + return -EAGAIN; + + return 0; +} + +static int +dev_nvram_open(struct inode *inode, struct file * file) +{ + MOD_INC_USE_COUNT; + return 0; +} + +static int +dev_nvram_release(struct inode *inode, struct file * file) +{ + MOD_DEC_USE_COUNT; + return 0; +} + +static struct file_operations dev_nvram_fops = { + owner: THIS_MODULE, + open: dev_nvram_open, + release: dev_nvram_release, + read: dev_nvram_read, + write: dev_nvram_write, + ioctl: dev_nvram_ioctl, + mmap: dev_nvram_mmap, +}; + +static void +dev_nvram_exit(void) +{ + int order = 0; + struct page *page, *end; + + if (nvram_handle) + devfs_unregister(nvram_handle); + + if (nvram_major >= 0) + devfs_unregister_chrdev(nvram_major, "nvram"); + + if (nvram_mtd) + put_mtd_device(nvram_mtd); + + while ((PAGE_SIZE << order) < NVRAM_SPACE) + order++; + end = virt_to_page(nvram_buf + (PAGE_SIZE << order) - 1); + for (page = virt_to_page(nvram_buf); page <= end; page++) + mem_map_unreserve(page); + + _nvram_exit(); +} + +static int __init +dev_nvram_init(void) +{ + int order = 0, ret = 0; + struct page *page, *end; + unsigned int i; + + /* Allocate and reserve memory to mmap() */ + while ((PAGE_SIZE << order) < NVRAM_SPACE) + order++; + end = virt_to_page(nvram_buf + (PAGE_SIZE << order) - 1); + for (page = virt_to_page(nvram_buf); page <= end; page++) + mem_map_reserve(page); + +#ifdef CONFIG_MTD + /* Find associated MTD device */ + for (i = 0; i < MAX_MTD_DEVICES; i++) { + nvram_mtd = get_mtd_device(NULL, i); + if (nvram_mtd) { + if (!strcmp(nvram_mtd->name, "nvram") && + nvram_mtd->size >= NVRAM_SPACE) + break; + put_mtd_device(nvram_mtd); + } + } + if (i >= MAX_MTD_DEVICES) + nvram_mtd = NULL; +#endif + + /* Initialize hash table lock */ + spin_lock_init(&nvram_lock); + + /* Initialize commit semaphore */ + init_MUTEX(&nvram_sem); + + /* Register char device */ + if ((nvram_major = devfs_register_chrdev(0, "nvram", &dev_nvram_fops)) < 0) { + ret = nvram_major; + goto err; + } + + /* Initialize hash table */ + _nvram_init(sbh); + + /* Create /dev/nvram handle */ + nvram_handle = devfs_register(NULL, "nvram", DEVFS_FL_NONE, nvram_major, 0, + S_IFCHR | S_IRUSR | S_IWUSR | S_IRGRP, &dev_nvram_fops, NULL); + + /* Set the SDRAM NCDL value into NVRAM if not already done */ + if (getintvar(NULL, "sdram_ncdl") == 0) { + unsigned int ncdl; + char buf[] = "0x00000000"; + + if ((ncdl = sb_memc_get_ncdl(sbh))) { + sprintf(buf, "0x%08x", ncdl); + nvram_set("sdram_ncdl", buf); + nvram_commit(); + } + } + + return 0; + + err: + dev_nvram_exit(); + return ret; +} + +module_init(dev_nvram_init); +module_exit(dev_nvram_exit); diff --git a/target/linux/brcm-2.4/files/arch/mips/bcm947xx/pcibios.c b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/pcibios.c new file mode 100644 index 0000000000..012009a91a --- /dev/null +++ b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/pcibios.c @@ -0,0 +1,386 @@ +/* + * Low-Level PCI and SB support for BCM47xx (Linux support code) + * + * Copyright 2006, Broadcom Corporation + * All Rights Reserved. + * + * THIS SOFTWARE IS OFFERED "AS IS", AND BROADCOM GRANTS NO WARRANTIES OF ANY + * KIND, EXPRESS OR IMPLIED, BY STATUTE, COMMUNICATION OR OTHERWISE. BROADCOM + * SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS + * FOR A SPECIFIC PURPOSE OR NONINFRINGEMENT CONCERNING THIS SOFTWARE. + * + * $Id: pcibios.c,v 1.1.1.9 2006/02/27 03:42:55 honor Exp $ + */ + +#include <linux/config.h> +#include <linux/types.h> +#include <linux/kernel.h> +#include <linux/sched.h> +#include <linux/pci.h> +#include <linux/init.h> +#include <linux/delay.h> +#include <asm/io.h> +#include <asm/irq.h> +#include <asm/paccess.h> + +#include <typedefs.h> +#include <osl.h> +#include <bcmutils.h> +#include <sbconfig.h> +#include <sbutils.h> +#include <hndpci.h> +#include <pcicfg.h> +#include <bcmdevs.h> +#include <bcmnvram.h> + +/* Global SB handle */ +extern sb_t *bcm947xx_sbh; +extern spinlock_t bcm947xx_sbh_lock; + +/* Convenience */ +#define sbh bcm947xx_sbh +#define sbh_lock bcm947xx_sbh_lock + +static int +sbpci_read_config_byte(struct pci_dev *dev, int where, u8 *value) +{ + unsigned long flags; + int ret; + + spin_lock_irqsave(&sbh_lock, flags); + ret = sbpci_read_config(sbh, dev->bus->number, PCI_SLOT(dev->devfn), + PCI_FUNC(dev->devfn), where, value, sizeof(*value)); + spin_unlock_irqrestore(&sbh_lock, flags); + return ret ? PCIBIOS_DEVICE_NOT_FOUND : PCIBIOS_SUCCESSFUL; +} + +static int +sbpci_read_config_word(struct pci_dev *dev, int where, u16 *value) +{ + unsigned long flags; + int ret; + + spin_lock_irqsave(&sbh_lock, flags); + ret = sbpci_read_config(sbh, dev->bus->number, PCI_SLOT(dev->devfn), + PCI_FUNC(dev->devfn), where, value, sizeof(*value)); + spin_unlock_irqrestore(&sbh_lock, flags); + return ret ? PCIBIOS_DEVICE_NOT_FOUND : PCIBIOS_SUCCESSFUL; +} + +static int +sbpci_read_config_dword(struct pci_dev *dev, int where, u32 *value) +{ + unsigned long flags; + int ret; + + spin_lock_irqsave(&sbh_lock, flags); + ret = sbpci_read_config(sbh, dev->bus->number, PCI_SLOT(dev->devfn), + PCI_FUNC(dev->devfn), where, value, sizeof(*value)); + spin_unlock_irqrestore(&sbh_lock, flags); + return ret ? PCIBIOS_DEVICE_NOT_FOUND : PCIBIOS_SUCCESSFUL; +} + +static int +sbpci_write_config_byte(struct pci_dev *dev, int where, u8 value) +{ + unsigned long flags; + int ret; + + spin_lock_irqsave(&sbh_lock, flags); + ret = sbpci_write_config(sbh, dev->bus->number, PCI_SLOT(dev->devfn), + PCI_FUNC(dev->devfn), where, &value, sizeof(value)); + spin_unlock_irqrestore(&sbh_lock, flags); + return ret ? PCIBIOS_DEVICE_NOT_FOUND : PCIBIOS_SUCCESSFUL; +} + +static int +sbpci_write_config_word(struct pci_dev *dev, int where, u16 value) +{ + unsigned long flags; + int ret; + + spin_lock_irqsave(&sbh_lock, flags); + ret = sbpci_write_config(sbh, dev->bus->number, PCI_SLOT(dev->devfn), + PCI_FUNC(dev->devfn), where, &value, sizeof(value)); + spin_unlock_irqrestore(&sbh_lock, flags); + return ret ? PCIBIOS_DEVICE_NOT_FOUND : PCIBIOS_SUCCESSFUL; +} + +static int +sbpci_write_config_dword(struct pci_dev *dev, int where, u32 value) +{ + unsigned long flags; + int ret; + + spin_lock_irqsave(&sbh_lock, flags); + ret = sbpci_write_config(sbh, dev->bus->number, PCI_SLOT(dev->devfn), + PCI_FUNC(dev->devfn), where, &value, sizeof(value)); + spin_unlock_irqrestore(&sbh_lock, flags); + return ret ? PCIBIOS_DEVICE_NOT_FOUND : PCIBIOS_SUCCESSFUL; +} + +static struct pci_ops pcibios_ops = { + sbpci_read_config_byte, + sbpci_read_config_word, + sbpci_read_config_dword, + sbpci_write_config_byte, + sbpci_write_config_word, + sbpci_write_config_dword +}; + + +void __init +pcibios_init(void) +{ + ulong flags; + + if (!(sbh = sb_kattach())) + panic("sb_kattach failed"); + spin_lock_init(&sbh_lock); + + spin_lock_irqsave(&sbh_lock, flags); + sbpci_init(sbh); + spin_unlock_irqrestore(&sbh_lock, flags); + + set_io_port_base((unsigned long) ioremap_nocache(SB_PCI_MEM, 0x04000000)); + + /* Scan the SB bus */ + pci_scan_bus(0, &pcibios_ops, NULL); + +} + +char * __init +pcibios_setup(char *str) +{ + if (!strncmp(str, "ban=", 4)) { + sbpci_ban(simple_strtoul(str + 4, NULL, 0)); + return NULL; + } + + return (str); +} + +static u32 pci_iobase = 0x100; +static u32 pci_membase = SB_PCI_DMA; +static u32 pcmcia_membase = 0x40004000; + +void __init +pcibios_fixup_bus(struct pci_bus *b) +{ + struct list_head *ln; + struct pci_dev *d; + struct resource *res; + int pos, size; + u32 *base; + u8 irq; + + printk("PCI: Fixing up bus %d\n", b->number); + + /* Fix up SB */ + if (b->number == 0) { + for (ln = b->devices.next; ln != &b->devices; ln = ln->next) { + d = pci_dev_b(ln); + /* Fix up interrupt lines */ + pci_read_config_byte(d, PCI_INTERRUPT_LINE, &irq); + d->irq = irq + 2; + pci_write_config_byte(d, PCI_INTERRUPT_LINE, d->irq); + } + } + + /* Fix up external PCI */ + else { + for (ln = b->devices.next; ln != &b->devices; ln = ln->next) { + d = pci_dev_b(ln); + /* Fix up resource bases */ + for (pos = 0; pos < 6; pos++) { + res = &d->resource[pos]; + base = (res->flags & IORESOURCE_IO) ? &pci_iobase : ((b->number == 2) ? &pcmcia_membase : &pci_membase); + if (res->end) { + size = res->end - res->start + 1; + if (*base & (size - 1)) + *base = (*base + size) & ~(size - 1); + res->start = *base; + res->end = res->start + size - 1; + *base += size; + pci_write_config_dword(d, + PCI_BASE_ADDRESS_0 + (pos << 2), res->start); + } + /* Fix up PCI bridge BAR0 only */ + if (b->number == 1 && PCI_SLOT(d->devfn) == 0) + break; + } + /* Fix up interrupt lines */ + if (pci_find_device(VENDOR_BROADCOM, SB_PCI, NULL)) + d->irq = (pci_find_device(VENDOR_BROADCOM, SB_PCI, NULL))->irq; + pci_write_config_byte(d, PCI_INTERRUPT_LINE, d->irq); + } + } +} + +unsigned int +pcibios_assign_all_busses(void) +{ + return 1; +} + +void +pcibios_align_resource(void *data, struct resource *res, + unsigned long size, unsigned long align) +{ +} + +int +pcibios_enable_resources(struct pci_dev *dev) +{ + u16 cmd, old_cmd; + int idx; + struct resource *r; + + /* External PCI only */ + if (dev->bus->number == 0) + return 0; + + pci_read_config_word(dev, PCI_COMMAND, &cmd); + old_cmd = cmd; + for (idx = 0; idx < 6; idx++) { + r = &dev->resource[idx]; + if (r->flags & IORESOURCE_IO) + cmd |= PCI_COMMAND_IO; + if (r->flags & IORESOURCE_MEM) + cmd |= PCI_COMMAND_MEMORY; + } + if (dev->resource[PCI_ROM_RESOURCE].start) + cmd |= PCI_COMMAND_MEMORY; + if (cmd != old_cmd) { + printk("PCI: Enabling device %s (%04x -> %04x)\n", dev->slot_name, old_cmd, cmd); + pci_write_config_word(dev, PCI_COMMAND, cmd); + } + return 0; +} + +int +pcibios_enable_device(struct pci_dev *dev, int mask) +{ + ulong flags; + uint coreidx; + void *regs; + + /* External PCI device enable */ + if (dev->bus->number != 0) + return pcibios_enable_resources(dev); + + /* These cores come out of reset enabled */ + if (dev->device == SB_MIPS || + dev->device == SB_MIPS33 || + dev->device == SB_EXTIF || + dev->device == SB_CC) + return 0; + + spin_lock_irqsave(&sbh_lock, flags); + coreidx = sb_coreidx(sbh); + regs = sb_setcoreidx(sbh, PCI_SLOT(dev->devfn)); + if (!regs) + return PCIBIOS_DEVICE_NOT_FOUND; + + /* + * The USB core requires a special bit to be set during core + * reset to enable host (OHCI) mode. Resetting the SB core in + * pcibios_enable_device() is a hack for compatibility with + * vanilla usb-ohci so that it does not have to know about + * SB. A driver that wants to use the USB core in device mode + * should know about SB and should reset the bit back to 0 + * after calling pcibios_enable_device(). + */ + if (sb_coreid(sbh) == SB_USB) { + sb_core_disable(sbh, sb_coreflags(sbh, 0, 0)); + sb_core_reset(sbh, 1 << 29, 0); + } + /* + * USB 2.0 special considerations: + * + * 1. Since the core supports both OHCI and EHCI functions, it must + * only be reset once. + * + * 2. In addition to the standard SB reset sequence, the Host Control + * Register must be programmed to bring the USB core and various + * phy components out of reset. + */ + else if (sb_coreid(sbh) == SB_USB20H) { + if (!sb_iscoreup(sbh)) { + sb_core_reset(sbh, 0, 0); + writel(0x7FF, (ulong)regs + 0x200); + udelay(1); + } + } else + sb_core_reset(sbh, 0, 0); + + sb_setcoreidx(sbh, coreidx); + spin_unlock_irqrestore(&sbh_lock, flags); + + return 0; +} + +void +pcibios_update_resource(struct pci_dev *dev, struct resource *root, + struct resource *res, int resource) +{ + unsigned long where, size; + u32 reg; + + /* External PCI only */ + if (dev->bus->number == 0) + return; + + where = PCI_BASE_ADDRESS_0 + (resource * 4); + size = res->end - res->start; + pci_read_config_dword(dev, where, ®); + + if (dev->bus->number == 1) + reg = (reg & size) | (((u32)(res->start - root->start)) & ~size); + else + reg = res->start; + + pci_write_config_dword(dev, where, reg); +} + +static void __init +quirk_sbpci_bridge(struct pci_dev *dev) +{ + if (dev->bus->number != 1 || PCI_SLOT(dev->devfn) != 0) + return; + + printk("PCI: Fixing up bridge\n"); + + /* Enable PCI bridge bus mastering and memory space */ + pci_set_master(dev); + pcibios_enable_resources(dev); + + /* Enable PCI bridge BAR1 prefetch and burst */ + pci_write_config_dword(dev, PCI_BAR1_CONTROL, 3); +} + +struct pci_fixup pcibios_fixups[] = { + { PCI_FIXUP_HEADER, PCI_ANY_ID, PCI_ANY_ID, quirk_sbpci_bridge }, + { 0 } +}; + +/* + * If we set up a device for bus mastering, we need to check the latency + * timer as certain crappy BIOSes forget to set it properly. + */ +unsigned int pcibios_max_latency = 255; + +void pcibios_set_master(struct pci_dev *dev) +{ + u8 lat; + pci_read_config_byte(dev, PCI_LATENCY_TIMER, &lat); + if (lat < 16) + lat = (64 <= pcibios_max_latency) ? 64 : pcibios_max_latency; + else if (lat > pcibios_max_latency) + lat = pcibios_max_latency; + else + return; + printk(KERN_DEBUG "PCI: Setting latency timer of device %s to %d\n", dev->slot_name, lat); + pci_write_config_byte(dev, PCI_LATENCY_TIMER, lat); +} + diff --git a/target/linux/brcm-2.4/files/arch/mips/bcm947xx/prom.c b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/prom.c new file mode 100644 index 0000000000..a7abb3dbd8 --- /dev/null +++ b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/prom.c @@ -0,0 +1,41 @@ +/* + * Early initialization code for BCM94710 boards + * + * Copyright 2004, Broadcom Corporation + * All Rights Reserved. + * + * THIS SOFTWARE IS OFFERED "AS IS", AND BROADCOM GRANTS NO WARRANTIES OF ANY + * KIND, EXPRESS OR IMPLIED, BY STATUTE, COMMUNICATION OR OTHERWISE. BROADCOM + * SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS + * FOR A SPECIFIC PURPOSE OR NONINFRINGEMENT CONCERNING THIS SOFTWARE. + * + * $Id: prom.c,v 1.1 2005/03/16 13:49:59 wbx Exp $ + */ + +#include <linux/config.h> +#include <linux/init.h> +#include <linux/kernel.h> +#include <linux/types.h> +#include <asm/bootinfo.h> + +void __init +prom_init(int argc, const char **argv) +{ + unsigned long mem; + + mips_machgroup = MACH_GROUP_BRCM; + mips_machtype = MACH_BCM947XX; + + /* Figure out memory size by finding aliases */ + for (mem = (1 << 20); mem < (128 << 20); mem += (1 << 20)) { + if (*(unsigned long *)((unsigned long)(prom_init) + mem) == + *(unsigned long *)(prom_init)) + break; + } + add_memory_region(0, mem, BOOT_MEM_RAM); +} + +void __init +prom_free_prom_memory(void) +{ +} diff --git a/target/linux/brcm-2.4/files/arch/mips/bcm947xx/sbmips.c b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/sbmips.c new file mode 100644 index 0000000000..4a18bb9563 --- /dev/null +++ b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/sbmips.c @@ -0,0 +1,1132 @@ +/* + * BCM47XX Sonics SiliconBackplane MIPS core routines + * + * Copyright 2006, Broadcom Corporation + * All Rights Reserved. + * + * THIS SOFTWARE IS OFFERED "AS IS", AND BROADCOM GRANTS NO WARRANTIES OF ANY + * KIND, EXPRESS OR IMPLIED, BY STATUTE, COMMUNICATION OR OTHERWISE. BROADCOM + * SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS + * FOR A SPECIFIC PURPOSE OR NONINFRINGEMENT CONCERNING THIS SOFTWARE. + * + * $Id: hndmips.c,v 1.1.1.1 2006/02/27 03:43:16 honor Exp $ + */ + +#include <typedefs.h> +#include <bcmdefs.h> +#include <osl.h> +#include <bcmutils.h> +#include <sbutils.h> +#include <bcmdevs.h> +#include <bcmnvram.h> +#include <sbconfig.h> +#include <sbextif.h> +#include <sbchipc.h> +#include <sbmemc.h> +#include <mipsinc.h> +#include <sbhndmips.h> +#include <hndcpu.h> + +/* sbipsflag register format, indexed by irq. */ +static const uint32 sbips_int_mask[] = { + 0, /* placeholder */ + SBIPS_INT1_MASK, + SBIPS_INT2_MASK, + SBIPS_INT3_MASK, + SBIPS_INT4_MASK +}; + +static const uint32 sbips_int_shift[] = { + 0, /* placeholder */ + SBIPS_INT1_SHIFT, + SBIPS_INT2_SHIFT, + SBIPS_INT3_SHIFT, + SBIPS_INT4_SHIFT +}; + +/* + * Map SB cores sharing the MIPS hardware IRQ0 to virtual dedicated OS IRQs. + * Per-port BSP code is required to provide necessary translations between + * the shared MIPS IRQ and the virtual OS IRQs based on SB core flag. + * + * See sb_irq() for the mapping. + */ +static uint shirq_map_base = 0; + +/* Returns the SB interrupt flag of the current core. */ +static uint32 +sb_getflag(sb_t *sbh) +{ + osl_t *osh; + void *regs; + sbconfig_t *sb; + + osh = sb_osh(sbh); + regs = sb_coreregs(sbh); + sb = (sbconfig_t *)((ulong) regs + SBCONFIGOFF); + + return (R_REG(osh, &sb->sbtpsflag) & SBTPS_NUM0_MASK); +} + +/* + * Returns the MIPS IRQ assignment of the current core. If unassigned, + * 0 is returned. + */ +uint +sb_irq(sb_t *sbh) +{ + osl_t *osh; + uint idx; + void *regs; + sbconfig_t *sb; + uint32 flag, sbipsflag; + uint irq = 0; + + osh = sb_osh(sbh); + flag = sb_getflag(sbh); + + idx = sb_coreidx(sbh); + + if ((regs = sb_setcore(sbh, SB_MIPS, 0)) || + (regs = sb_setcore(sbh, SB_MIPS33, 0))) { + sb = (sbconfig_t *)((ulong) regs + SBCONFIGOFF); + + /* sbipsflag specifies which core is routed to interrupts 1 to 4 */ + sbipsflag = R_REG(osh, &sb->sbipsflag); + for (irq = 1; irq <= 4; irq++) { + if (((sbipsflag & sbips_int_mask[irq]) >> sbips_int_shift[irq]) == flag) + break; + } + if (irq == 5) + irq = 0; + } + + sb_setcoreidx(sbh, idx); + + return irq; +} + +/* Clears the specified MIPS IRQ. */ +static void +BCMINITFN(sb_clearirq)(sb_t *sbh, uint irq) +{ + osl_t *osh; + void *regs; + sbconfig_t *sb; + + osh = sb_osh(sbh); + + if (!(regs = sb_setcore(sbh, SB_MIPS, 0)) && + !(regs = sb_setcore(sbh, SB_MIPS33, 0))) + ASSERT(regs); + sb = (sbconfig_t *)((ulong) regs + SBCONFIGOFF); + + if (irq == 0) + W_REG(osh, &sb->sbintvec, 0); + else + OR_REG(osh, &sb->sbipsflag, sbips_int_mask[irq]); +} + +/* + * Assigns the specified MIPS IRQ to the specified core. Shared MIPS + * IRQ 0 may be assigned more than once. + * + * The old assignment to the specified core is removed first. + */ +static void +BCMINITFN(sb_setirq)(sb_t *sbh, uint irq, uint coreid, uint coreunit) +{ + osl_t *osh; + void *regs; + sbconfig_t *sb; + uint32 flag; + uint oldirq; + + osh = sb_osh(sbh); + + regs = sb_setcore(sbh, coreid, coreunit); + ASSERT(regs); + flag = sb_getflag(sbh); + oldirq = sb_irq(sbh); + if (oldirq) + sb_clearirq(sbh, oldirq); + + if (!(regs = sb_setcore(sbh, SB_MIPS, 0)) && + !(regs = sb_setcore(sbh, SB_MIPS33, 0))) + ASSERT(regs); + sb = (sbconfig_t *)((ulong) regs + SBCONFIGOFF); + + if (!oldirq) + AND_REG(osh, &sb->sbintvec, ~(1 << flag)); + + if (irq == 0) + OR_REG(osh, &sb->sbintvec, 1 << flag); + else { + flag <<= sbips_int_shift[irq]; + ASSERT(!(flag & ~sbips_int_mask[irq])); + flag |= R_REG(osh, &sb->sbipsflag) & ~sbips_int_mask[irq]; + W_REG(osh, &sb->sbipsflag, flag); + } +} + +/* + * Initializes clocks and interrupts. SB and NVRAM access must be + * initialized prior to calling. + * + * 'shirqmap' enables virtual dedicated OS IRQ mapping if non-zero. + */ +void +BCMINITFN(sb_mips_init)(sb_t *sbh, uint shirqmap) +{ + osl_t *osh; + ulong hz, ns, tmp; + extifregs_t *eir; + chipcregs_t *cc; + char *value; + uint irq; + + osh = sb_osh(sbh); + + /* Figure out current SB clock speed */ + if ((hz = sb_clock(sbh)) == 0) + hz = 100000000; + ns = 1000000000 / hz; + + /* Setup external interface timing */ + if ((eir = sb_setcore(sbh, SB_EXTIF, 0))) { + /* Initialize extif so we can get to the LEDs and external UART */ + W_REG(osh, &eir->prog_config, CF_EN); + + /* Set timing for the flash */ + tmp = CEIL(10, ns) << FW_W3_SHIFT; /* W3 = 10nS */ + tmp = tmp | (CEIL(40, ns) << FW_W1_SHIFT); /* W1 = 40nS */ + tmp = tmp | CEIL(120, ns); /* W0 = 120nS */ + W_REG(osh, &eir->prog_waitcount, tmp); /* 0x01020a0c for a 100Mhz clock */ + + /* Set programmable interface timing for external uart */ + tmp = CEIL(10, ns) << FW_W3_SHIFT; /* W3 = 10nS */ + tmp = tmp | (CEIL(20, ns) << FW_W2_SHIFT); /* W2 = 20nS */ + tmp = tmp | (CEIL(100, ns) << FW_W1_SHIFT); /* W1 = 100nS */ + tmp = tmp | CEIL(120, ns); /* W0 = 120nS */ + W_REG(osh, &eir->prog_waitcount, tmp); /* 0x01020a0c for a 100Mhz clock */ + } else if ((cc = sb_setcore(sbh, SB_CC, 0))) { + /* Set timing for the flash */ + tmp = CEIL(10, ns) << FW_W3_SHIFT; /* W3 = 10nS */ + tmp |= CEIL(10, ns) << FW_W1_SHIFT; /* W1 = 10nS */ + tmp |= CEIL(120, ns); /* W0 = 120nS */ + if ((sb_corerev(sbh) < 9) || + (BCMINIT(sb_chip)(sbh) == 0x5365)) + W_REG(osh, &cc->flash_waitcount, tmp); + + if ((sb_corerev(sbh) < 9) || + ((sb_chip(sbh) == BCM5350_CHIP_ID) && sb_chiprev(sbh) == 0) || + (BCMINIT(sb_chip)(sbh) == 0x5365)) { + W_REG(osh, &cc->pcmcia_memwait, tmp); + } + + /* Save shared IRQ mapping base */ + shirq_map_base = shirqmap; + } + + /* Chip specific initialization */ + switch (sb_chip(sbh)) { + case BCM4710_CHIP_ID: + /* Clear interrupt map */ + for (irq = 0; irq <= 4; irq++) + sb_clearirq(sbh, irq); + sb_setirq(sbh, 0, SB_CODEC, 0); + sb_setirq(sbh, 0, SB_EXTIF, 0); + sb_setirq(sbh, 2, SB_ENET, 1); + sb_setirq(sbh, 3, SB_ILINE20, 0); + sb_setirq(sbh, 4, SB_PCI, 0); + ASSERT(eir); + value = nvram_get("et0phyaddr"); + if (value && !strcmp(value, "31")) { + /* Enable internal UART */ + W_REG(osh, &eir->corecontrol, CC_UE); + /* Give USB its own interrupt */ + sb_setirq(sbh, 1, SB_USB, 0); + } else { + /* Disable internal UART */ + W_REG(osh, &eir->corecontrol, 0); + /* Give Ethernet its own interrupt */ + sb_setirq(sbh, 1, SB_ENET, 0); + sb_setirq(sbh, 0, SB_USB, 0); + } + break; + case BCM5350_CHIP_ID: + /* Clear interrupt map */ + for (irq = 0; irq <= 4; irq++) + sb_clearirq(sbh, irq); + sb_setirq(sbh, 0, SB_CC, 0); + sb_setirq(sbh, 0, SB_MIPS33, 0); + sb_setirq(sbh, 1, SB_D11, 0); + sb_setirq(sbh, 2, SB_ENET, 0); + sb_setirq(sbh, 3, SB_PCI, 0); + sb_setirq(sbh, 4, SB_USB, 0); + break; + case BCM4785_CHIP_ID: + /* Reassign PCI to irq 4 */ + sb_setirq(sbh, 4, SB_PCI, 0); + break; + } +} + +uint32 +BCMINITFN(sb_cpu_clock)(sb_t *sbh) +{ + extifregs_t *eir; + chipcregs_t *cc; + uint32 n, m; + uint idx; + uint32 pll_type, rate = 0; + + /* get index of the current core */ + idx = sb_coreidx(sbh); + pll_type = PLL_TYPE1; + + /* switch to extif or chipc core */ + if ((eir = (extifregs_t *) sb_setcore(sbh, SB_EXTIF, 0))) { + n = R_REG(osh, &eir->clockcontrol_n); + m = R_REG(osh, &eir->clockcontrol_sb); + } else if ((cc = (chipcregs_t *) sb_setcore(sbh, SB_CC, 0))) { + pll_type = R_REG(osh, &cc->capabilities) & CAP_PLL_MASK; + n = R_REG(osh, &cc->clockcontrol_n); + if ((pll_type == PLL_TYPE2) || + (pll_type == PLL_TYPE4) || + (pll_type == PLL_TYPE6) || + (pll_type == PLL_TYPE7)) + m = R_REG(osh, &cc->clockcontrol_m3); + else if (pll_type == PLL_TYPE5) { + rate = 200000000; + goto out; + } + else if (pll_type == PLL_TYPE3) { + if (sb_chip(sbh) == BCM5365_CHIP_ID) { + rate = 200000000; + goto out; + } + /* 5350 uses m2 to control mips */ + else + m = R_REG(osh, &cc->clockcontrol_m2); + } else + m = R_REG(osh, &cc->clockcontrol_sb); + } else + goto out; + + + /* calculate rate */ + if (BCMINIT(sb_chip)(sbh) == 0x5365) + rate = 100000000; + else + rate = sb_clock_rate(pll_type, n, m); + + if (pll_type == PLL_TYPE6) + rate = SB2MIPS_T6(rate); + +out: + /* switch back to previous core */ + sb_setcoreidx(sbh, idx); + + return rate; +} + +#define ALLINTS (IE_IRQ0 | IE_IRQ1 | IE_IRQ2 | IE_IRQ3 | IE_IRQ4) + +static void +BCMINITFN(handler)(void) +{ + __asm__( + ".set\tmips32\n\t" + "ssnop\n\t" + "ssnop\n\t" + /* Disable interrupts */ + /* MTC0(C0_STATUS, 0, MFC0(C0_STATUS, 0) & ~(ALLINTS | STO_IE)); */ + "mfc0 $15, $12\n\t" + /* Just a Hack to not to use reg 'at' which was causing problems on 4704 A2 */ + "li $14, -31746\n\t" + "and $15, $15, $14\n\t" + "mtc0 $15, $12\n\t" + "eret\n\t" + "nop\n\t" + "nop\n\t" + ".set\tmips0"); +} + +/* The following MUST come right after handler() */ +static void +BCMINITFN(afterhandler)(void) +{ +} + +/* + * Set the MIPS, backplane and PCI clocks as closely as possible. + * + * MIPS clocks synchronization function has been moved from PLL in chipcommon + * core rev. 15 to a DLL inside the MIPS core in 4785. + */ +bool +BCMINITFN(sb_mips_setclock)(sb_t *sbh, uint32 mipsclock, uint32 sbclock, uint32 pciclock) +{ + extifregs_t *eir = NULL; + chipcregs_t *cc = NULL; + mipsregs_t *mipsr = NULL; + volatile uint32 *clockcontrol_n, *clockcontrol_sb, *clockcontrol_pci, *clockcontrol_m2; + uint32 orig_n, orig_sb, orig_pci, orig_m2, orig_mips, orig_ratio_parm, orig_ratio_cfg; + uint32 pll_type, sync_mode; + uint ic_size, ic_lsize; + uint idx, i; + + /* PLL configuration: type 1 */ + typedef struct { + uint32 mipsclock; + uint16 n; + uint32 sb; + uint32 pci33; + uint32 pci25; + } n3m_table_t; + static n3m_table_t BCMINITDATA(type1_table)[] = { + /* 96.000 32.000 24.000 */ + { 96000000, 0x0303, 0x04020011, 0x11030011, 0x11050011 }, + /* 100.000 33.333 25.000 */ + { 100000000, 0x0009, 0x04020011, 0x11030011, 0x11050011 }, + /* 104.000 31.200 24.960 */ + { 104000000, 0x0802, 0x04020011, 0x11050009, 0x11090009 }, + /* 108.000 32.400 24.923 */ + { 108000000, 0x0403, 0x04020011, 0x11050009, 0x02000802 }, + /* 112.000 32.000 24.889 */ + { 112000000, 0x0205, 0x04020011, 0x11030021, 0x02000403 }, + /* 115.200 32.000 24.000 */ + { 115200000, 0x0303, 0x04020009, 0x11030011, 0x11050011 }, + /* 120.000 30.000 24.000 */ + { 120000000, 0x0011, 0x04020011, 0x11050011, 0x11090011 }, + /* 124.800 31.200 24.960 */ + { 124800000, 0x0802, 0x04020009, 0x11050009, 0x11090009 }, + /* 128.000 32.000 24.000 */ + { 128000000, 0x0305, 0x04020011, 0x11050011, 0x02000305 }, + /* 132.000 33.000 24.750 */ + { 132000000, 0x0603, 0x04020011, 0x11050011, 0x02000305 }, + /* 136.000 32.640 24.727 */ + { 136000000, 0x0c02, 0x04020011, 0x11090009, 0x02000603 }, + /* 140.000 30.000 24.706 */ + { 140000000, 0x0021, 0x04020011, 0x11050021, 0x02000c02 }, + /* 144.000 30.857 24.686 */ + { 144000000, 0x0405, 0x04020011, 0x01020202, 0x11090021 }, + /* 150.857 33.000 24.000 */ + { 150857142, 0x0605, 0x04020021, 0x02000305, 0x02000605 }, + /* 152.000 32.571 24.000 */ + { 152000000, 0x0e02, 0x04020011, 0x11050021, 0x02000e02 }, + /* 156.000 31.200 24.960 */ + { 156000000, 0x0802, 0x04020005, 0x11050009, 0x11090009 }, + /* 160.000 32.000 24.000 */ + { 160000000, 0x0309, 0x04020011, 0x11090011, 0x02000309 }, + /* 163.200 32.640 24.727 */ + { 163200000, 0x0c02, 0x04020009, 0x11090009, 0x02000603 }, + /* 168.000 32.000 24.889 */ + { 168000000, 0x0205, 0x04020005, 0x11030021, 0x02000403 }, + /* 176.000 33.000 24.000 */ + { 176000000, 0x0602, 0x04020003, 0x11050005, 0x02000602 }, + }; + + /* PLL configuration: type 3 */ + typedef struct { + uint32 mipsclock; + uint16 n; + uint32 m2; /* that is the clockcontrol_m2 */ + } type3_table_t; + static type3_table_t type3_table[] = { + /* for 5350, mips clock is always double sb clock */ + { 150000000, 0x311, 0x4020005 }, + { 200000000, 0x311, 0x4020003 }, + }; + + /* PLL configuration: type 2, 4, 7 */ + typedef struct { + uint32 mipsclock; + uint32 sbclock; + uint16 n; + uint32 sb; + uint32 pci33; + uint32 m2; + uint32 m3; + uint32 ratio_cfg; + uint32 ratio_parm; + uint32 d11_r1; + uint32 d11_r2; + } n4m_table_t; + static n4m_table_t BCMINITDATA(type2_table)[] = { + { 120000000, 60000000, 0x0303, 0x01000200, 0x01000600, 0x01000200, 0x05000200, 11, + 0x0aaa0555, 8 /* ratio 4/8 */, 0x00aa0055 }, + { 150000000, 75000000, 0x0303, 0x01000100, 0x01000600, 0x01000100, 0x05000100, 11, + 0x0aaa0555, 8 /* ratio 4/8 */, 0x00aa0055 }, + { 180000000, 80000000, 0x0403, 0x01010000, 0x01020300, 0x01020600, 0x05000100, 8, + 0x012a00a9, 9 /* ratio 4/9 */, 0x012a00a9 }, + { 180000000, 90000000, 0x0403, 0x01000100, 0x01020300, 0x01000100, 0x05000100, 11, + 0x0aaa0555, 8 /* ratio 4/8 */, 0x00aa0055 }, + { 200000000, 100000000, 0x0303, 0x02010000, 0x02040001, 0x02010000, 0x06000001, 11, + 0x0aaa0555, 8 /* ratio 4/8 */, 0x00aa0055 }, + { 211200000, 105600000, 0x0902, 0x01000200, 0x01030400, 0x01000200, 0x05000200, 11, + 0x0aaa0555, 8 /* ratio 4/8 */, 0x00aa0055 }, + { 220800000, 110400000, 0x1500, 0x01000200, 0x01030400, 0x01000200, 0x05000200, 11, + 0x0aaa0555, 8 /* ratio 4/8 */, 0x00aa0055 }, + { 230400000, 115200000, 0x0604, 0x01000200, 0x01020600, 0x01000200, 0x05000200, 11, + 0x0aaa0555, 8 /* ratio 4/8 */, 0x00aa0055 }, + { 234000000, 104000000, 0x0b01, 0x01010000, 0x01010700, 0x01020600, 0x05000100, 8, + 0x012a00a9, 9 /* ratio 4/9 */, 0x012a00a9 }, + { 240000000, 120000000, 0x0803, 0x01000200, 0x01020600, 0x01000200, 0x05000200, 11, + 0x0aaa0555, 8 /* ratio 4/8 */, 0x00aa0055 }, + { 252000000, 126000000, 0x0504, 0x01000100, 0x01020500, 0x01000100, 0x05000100, 11, + 0x0aaa0555, 8 /* ratio 4/8 */, 0x00aa0055 }, + { 264000000, 132000000, 0x0903, 0x01000200, 0x01020700, 0x01000200, 0x05000200, 11, + 0x0aaa0555, 8 /* ratio 4/8 */, 0x00aa0055 }, + { 270000000, 120000000, 0x0703, 0x01010000, 0x01030400, 0x01020600, 0x05000100, 8, + 0x012a00a9, 9 /* ratio 4/9 */, 0x012a00a9 }, + { 276000000, 122666666, 0x1500, 0x01010000, 0x01030400, 0x01020600, 0x05000100, 8, + 0x012a00a9, 9 /* ratio 4/9 */, 0x012a00a9 }, + { 280000000, 140000000, 0x0503, 0x01000000, 0x01010600, 0x01000000, 0x05000000, 11, + 0x0aaa0555, 8 /* ratio 4/8 */, 0x00aa0055 }, + { 288000000, 128000000, 0x0604, 0x01010000, 0x01030400, 0x01020600, 0x05000100, 8, + 0x012a00a9, 9 /* ratio 4/9 */, 0x012a00a9 }, + { 288000000, 144000000, 0x0404, 0x01000000, 0x01010600, 0x01000000, 0x05000000, 11, + 0x0aaa0555, 8 /* ratio 4/8 */, 0x00aa0055 }, + { 300000000, 133333333, 0x0803, 0x01010000, 0x01020600, 0x01010100, 0x05000100, 8, + 0x012a00a9, 9 /* ratio 4/9 */, 0x012a00a9 }, + { 300000000, 150000000, 0x0803, 0x01000100, 0x01020600, 0x01010100, 0x05000100, 11, + 0x0aaa0555, 8 /* ratio 4/8 */, 0x00aa0055 }, + { 330000000, 132000000, 0x0903, 0x01000200, 0x00020200, 0x01010100, 0x05000100, 0, + 0, 10 /* ratio 4/10 */, 0x02520129 }, + { 330000000, 146666666, 0x0903, 0x01010000, 0x00020200, 0x01010100, 0x05000100, 0, + 0, 9 /* ratio 4/9 */, 0x012a00a9 }, + { 330000000, 165000000, 0x0903, 0x01000100, 0x00020200, 0x01010100, 0x05000100, 0, + 0, 8 /* ratio 4/8 */, 0x00aa0055 }, + { 360000000, 120000000, 0x0a03, 0x01000300, 0x00010201, 0x01010200, 0x05000100, 0, + 0, 12 /* ratio 4/12 */, 0x04920492 }, + { 360000000, 144000000, 0x0a03, 0x01000200, 0x00010201, 0x01010200, 0x05000100, 0, + 0, 10 /* ratio 4/10 */, 0x02520129 }, + { 360000000, 160000000, 0x0a03, 0x01010000, 0x00010201, 0x01010200, 0x05000100, 0, + 0, 9 /* ratio 4/9 */, 0x012a00a9 }, + { 360000000, 180000000, 0x0a03, 0x01000100, 0x00010201, 0x01010200, 0x05000100, 0, + 0, 8 /* ratio 4/8 */, 0x00aa0055 }, + { 390000000, 130000000, 0x0b03, 0x01010100, 0x00020101, 0x01020100, 0x05000100, 0, + 0, 12 /* ratio 4/12 */, 0x04920492 }, + { 390000000, 156000000, 0x0b03, 0x01000200, 0x00020101, 0x01020100, 0x05000100, 0, + 0, 10 /* ratio 4/10 */, 0x02520129 }, + { 390000000, 173000000, 0x0b03, 0x01010000, 0x00020101, 0x01020100, 0x05000100, 0, + 0, 9 /* ratio 4/9 */, 0x012a00a9 }, + { 390000000, 195000000, 0x0b03, 0x01000100, 0x00020101, 0x01020100, 0x05000100, 0, + 0, 8 /* ratio 4/8 */, 0x00aa0055 }, + }; + static n4m_table_t BCMINITDATA(type4_table)[] = { + { 120000000, 60000000, 0x0009, 0x11020009, 0x01030203, 0x11020009, 0x04000009, 11, + 0x0aaa0555 }, + { 150000000, 75000000, 0x0009, 0x11050002, 0x01030203, 0x11050002, 0x04000005, 11, + 0x0aaa0555 }, + { 192000000, 96000000, 0x0702, 0x04000011, 0x11030011, 0x04000011, 0x04000003, 11, + 0x0aaa0555 }, + { 198000000, 99000000, 0x0603, 0x11020005, 0x11030011, 0x11020005, 0x04000005, 11, + 0x0aaa0555 }, + { 200000000, 100000000, 0x0009, 0x04020011, 0x11030011, 0x04020011, 0x04020003, 11, + 0x0aaa0555 }, + { 204000000, 102000000, 0x0c02, 0x11020005, 0x01030303, 0x11020005, 0x04000005, 11, + 0x0aaa0555 }, + { 208000000, 104000000, 0x0802, 0x11030002, 0x11090005, 0x11030002, 0x04000003, 11, + 0x0aaa0555 }, + { 210000000, 105000000, 0x0209, 0x11020005, 0x01030303, 0x11020005, 0x04000005, 11, + 0x0aaa0555 }, + { 216000000, 108000000, 0x0111, 0x11020005, 0x01030303, 0x11020005, 0x04000005, 11, + 0x0aaa0555 }, + { 224000000, 112000000, 0x0205, 0x11030002, 0x02002103, 0x11030002, 0x04000003, 11, + 0x0aaa0555 }, + { 228000000, 101333333, 0x0e02, 0x11030003, 0x11210005, 0x01030305, 0x04000005, 8, + 0x012a00a9 }, + { 228000000, 114000000, 0x0e02, 0x11020005, 0x11210005, 0x11020005, 0x04000005, 11, + 0x0aaa0555 }, + { 240000000, 102857143, 0x0109, 0x04000021, 0x01050203, 0x11030021, 0x04000003, 13, + 0x254a14a9 }, + { 240000000, 120000000, 0x0109, 0x11030002, 0x01050203, 0x11030002, 0x04000003, 11, + 0x0aaa0555 }, + { 252000000, 100800000, 0x0203, 0x04000009, 0x11050005, 0x02000209, 0x04000002, 9, + 0x02520129 }, + { 252000000, 126000000, 0x0203, 0x04000005, 0x11050005, 0x04000005, 0x04000002, 11, + 0x0aaa0555 }, + { 264000000, 132000000, 0x0602, 0x04000005, 0x11050005, 0x04000005, 0x04000002, 11, + 0x0aaa0555 }, + { 272000000, 116571428, 0x0c02, 0x04000021, 0x02000909, 0x02000221, 0x04000003, 13, + 0x254a14a9 }, + { 280000000, 120000000, 0x0209, 0x04000021, 0x01030303, 0x02000221, 0x04000003, 13, + 0x254a14a9 }, + { 288000000, 123428571, 0x0111, 0x04000021, 0x01030303, 0x02000221, 0x04000003, 13, + 0x254a14a9 }, + { 300000000, 120000000, 0x0009, 0x04000009, 0x01030203, 0x02000902, 0x04000002, 9, + 0x02520129 }, + { 300000000, 150000000, 0x0009, 0x04000005, 0x01030203, 0x04000005, 0x04000002, 11, + 0x0aaa0555 } + }; + static n4m_table_t BCMINITDATA(type7_table)[] = { + { 183333333, 91666666, 0x0605, 0x04000011, 0x11030011, 0x04000011, 0x04000003, 11, + 0x0aaa0555 }, + { 187500000, 93750000, 0x0a03, 0x04000011, 0x11030011, 0x04000011, 0x04000003, 11, + 0x0aaa0555 }, + { 196875000, 98437500, 0x1003, 0x11020005, 0x11050011, 0x11020005, 0x04000005, 11, + 0x0aaa0555 }, + { 200000000, 100000000, 0x0311, 0x04000011, 0x11030011, 0x04000009, 0x04000003, 11, + 0x0aaa0555 }, + { 200000000, 100000000, 0x0311, 0x04020011, 0x11030011, 0x04020011, 0x04020003, 11, + 0x0aaa0555 }, + { 206250000, 103125000, 0x1103, 0x11020005, 0x11050011, 0x11020005, 0x04000005, 11, + 0x0aaa0555 }, + { 212500000, 106250000, 0x0c05, 0x11020005, 0x01030303, 0x11020005, 0x04000005, 11, + 0x0aaa0555 }, + { 215625000, 107812500, 0x1203, 0x11090009, 0x11050005, 0x11020005, 0x04000005, 11, + 0x0aaa0555 }, + { 216666666, 108333333, 0x0805, 0x11020003, 0x11030011, 0x11020003, 0x04000003, 11, + 0x0aaa0555 }, + { 225000000, 112500000, 0x0d03, 0x11020003, 0x11030011, 0x11020003, 0x04000003, 11, + 0x0aaa0555 }, + { 233333333, 116666666, 0x0905, 0x11020003, 0x11030011, 0x11020003, 0x04000003, 11, + 0x0aaa0555 }, + { 237500000, 118750000, 0x0e05, 0x11020005, 0x11210005, 0x11020005, 0x04000005, 11, + 0x0aaa0555 }, + { 240000000, 120000000, 0x0b11, 0x11020009, 0x11210009, 0x11020009, 0x04000009, 11, + 0x0aaa0555 }, + { 250000000, 125000000, 0x0f03, 0x11020003, 0x11210003, 0x11020003, 0x04000003, 11, + 0x0aaa0555 } + }; + + ulong start, end, dst; + bool ret = FALSE; + + volatile uint32 *dll_ctrl = (volatile uint32 *)0xff400008; + volatile uint32 *dll_r1 = (volatile uint32 *)0xff400010; + volatile uint32 *dll_r2 = (volatile uint32 *)0xff400018; + + /* get index of the current core */ + idx = sb_coreidx(sbh); + clockcontrol_m2 = NULL; + + /* switch to extif or chipc core */ + if ((eir = (extifregs_t *) sb_setcore(sbh, SB_EXTIF, 0))) { + pll_type = PLL_TYPE1; + clockcontrol_n = &eir->clockcontrol_n; + clockcontrol_sb = &eir->clockcontrol_sb; + clockcontrol_pci = &eir->clockcontrol_pci; + clockcontrol_m2 = &cc->clockcontrol_m2; + } else if ((cc = (chipcregs_t *) sb_setcore(sbh, SB_CC, 0))) { + pll_type = R_REG(osh, &cc->capabilities) & CAP_PLL_MASK; + if (pll_type == PLL_TYPE6) { + clockcontrol_n = NULL; + clockcontrol_sb = NULL; + clockcontrol_pci = NULL; + } else { + clockcontrol_n = &cc->clockcontrol_n; + clockcontrol_sb = &cc->clockcontrol_sb; + clockcontrol_pci = &cc->clockcontrol_pci; + clockcontrol_m2 = &cc->clockcontrol_m2; + } + } else + goto done; + + if (pll_type == PLL_TYPE6) { + /* Silence compilers */ + orig_n = orig_sb = orig_pci = 0; + } else { + /* Store the current clock register values */ + orig_n = R_REG(osh, clockcontrol_n); + orig_sb = R_REG(osh, clockcontrol_sb); + orig_pci = R_REG(osh, clockcontrol_pci); + } + + if (pll_type == PLL_TYPE1) { + /* Keep the current PCI clock if not specified */ + if (pciclock == 0) { + pciclock = sb_clock_rate(pll_type, R_REG(osh, clockcontrol_n), + R_REG(osh, clockcontrol_pci)); + pciclock = (pciclock <= 25000000) ? 25000000 : 33000000; + } + + /* Search for the closest MIPS clock less than or equal to a preferred value */ + for (i = 0; i < ARRAYSIZE(type1_table); i++) { + ASSERT(type1_table[i].mipsclock == + sb_clock_rate(pll_type, type1_table[i].n, + type1_table[i].sb)); + if (type1_table[i].mipsclock > mipsclock) + break; + } + if (i == 0) { + ret = FALSE; + goto done; + } else { + ret = TRUE; + i--; + } + ASSERT(type1_table[i].mipsclock <= mipsclock); + + /* No PLL change */ + if ((orig_n == type1_table[i].n) && + (orig_sb == type1_table[i].sb) && + (orig_pci == type1_table[i].pci33)) + goto done; + + /* Set the PLL controls */ + W_REG(osh, clockcontrol_n, type1_table[i].n); + W_REG(osh, clockcontrol_sb, type1_table[i].sb); + if (pciclock == 25000000) + W_REG(osh, clockcontrol_pci, type1_table[i].pci25); + else + W_REG(osh, clockcontrol_pci, type1_table[i].pci33); + + /* Reset */ + sb_watchdog(sbh, 1); + while (1); + } else if (pll_type == PLL_TYPE3) { + /* 5350 */ + if (sb_chip(sbh) != BCM5365_CHIP_ID) { + /* + * Search for the closest MIPS clock less than or equal to + * a preferred value. + */ + for (i = 0; i < ARRAYSIZE(type3_table); i++) { + if (type3_table[i].mipsclock > mipsclock) + break; + } + if (i == 0) { + ret = FALSE; + goto done; + } else { + ret = TRUE; + i--; + } + ASSERT(type3_table[i].mipsclock <= mipsclock); + + /* No PLL change */ + orig_m2 = R_REG(osh, &cc->clockcontrol_m2); + if ((orig_n == type3_table[i].n) && + (orig_m2 == type3_table[i].m2)) { + goto done; + } + + /* Set the PLL controls */ + W_REG(osh, clockcontrol_n, type3_table[i].n); + W_REG(osh, clockcontrol_m2, type3_table[i].m2); + + /* Reset */ + sb_watchdog(sbh, 1); + while (1); + } + } else if ((pll_type == PLL_TYPE2) || + (pll_type == PLL_TYPE4) || + (pll_type == PLL_TYPE6) || + (pll_type == PLL_TYPE7)) { + n4m_table_t *table = NULL, *te; + uint tabsz = 0; + + ASSERT(cc); + + orig_mips = R_REG(osh, &cc->clockcontrol_m3); + + switch (pll_type) { + case PLL_TYPE6: { + uint32 new_mips = 0; + + ret = TRUE; + if (mipsclock <= SB2MIPS_T6(CC_T6_M1)) + new_mips = CC_T6_MMASK; + + if (orig_mips == new_mips) + goto done; + + W_REG(osh, &cc->clockcontrol_m3, new_mips); + goto end_fill; + } + case PLL_TYPE2: + table = type2_table; + tabsz = ARRAYSIZE(type2_table); + break; + case PLL_TYPE4: + table = type4_table; + tabsz = ARRAYSIZE(type4_table); + break; + case PLL_TYPE7: + table = type7_table; + tabsz = ARRAYSIZE(type7_table); + break; + default: + ASSERT("No table for plltype" == NULL); + break; + } + + /* Store the current clock register values */ + orig_m2 = R_REG(osh, &cc->clockcontrol_m2); + orig_ratio_parm = 0; + orig_ratio_cfg = 0; + + /* Look up current ratio */ + for (i = 0; i < tabsz; i++) { + if ((orig_n == table[i].n) && + (orig_sb == table[i].sb) && + (orig_pci == table[i].pci33) && + (orig_m2 == table[i].m2) && + (orig_mips == table[i].m3)) { + orig_ratio_parm = table[i].ratio_parm; + orig_ratio_cfg = table[i].ratio_cfg; + break; + } + } + + /* Search for the closest MIPS clock greater or equal to a preferred value */ + for (i = 0; i < tabsz; i++) { + ASSERT(table[i].mipsclock == + sb_clock_rate(pll_type, table[i].n, table[i].m3)); + if ((mipsclock <= table[i].mipsclock) && + ((sbclock == 0) || (sbclock <= table[i].sbclock))) + break; + } + if (i == tabsz) { + ret = FALSE; + goto done; + } else { + te = &table[i]; + ret = TRUE; + } + + /* No PLL change */ + if ((orig_n == te->n) && + (orig_sb == te->sb) && + (orig_pci == te->pci33) && + (orig_m2 == te->m2) && + (orig_mips == te->m3)) + goto done; + + /* Set the PLL controls */ + W_REG(osh, clockcontrol_n, te->n); + W_REG(osh, clockcontrol_sb, te->sb); + W_REG(osh, clockcontrol_pci, te->pci33); + W_REG(osh, &cc->clockcontrol_m2, te->m2); + W_REG(osh, &cc->clockcontrol_m3, te->m3); + + /* Set the chipcontrol bit to change mipsref to the backplane divider if needed */ + if ((pll_type == PLL_TYPE7) && (te->sb != te->m2) && + (sb_clock_rate(pll_type, te->n, te->m2) == 120000000)) + W_REG(osh, &cc->chipcontrol, + R_REG(osh, &cc->chipcontrol) | 0x100); + + /* No ratio change */ + if (sb_chip(sbh) != BCM4785_CHIP_ID) { + if (orig_ratio_parm == te->ratio_parm) + goto end_fill; + } + + /* Preload the code into the cache */ + icache_probe(MFC0(C0_CONFIG, 1), &ic_size, &ic_lsize); + if (sb_chip(sbh) == BCM4785_CHIP_ID) { + start = ((ulong) &&start_fill_4785) & ~(ic_lsize - 1); + end = ((ulong) &&end_fill_4785 + (ic_lsize - 1)) & ~(ic_lsize - 1); + } + else { + start = ((ulong) &&start_fill) & ~(ic_lsize - 1); + end = ((ulong) &&end_fill + (ic_lsize - 1)) & ~(ic_lsize - 1); + } + while (start < end) { + cache_op(start, Fill_I); + start += ic_lsize; + } + + /* Copy the handler */ + start = (ulong) &handler; + end = (ulong) &afterhandler; + dst = KSEG1ADDR(0x180); + for (i = 0; i < (end - start); i += 4) + *((ulong *)(dst + i)) = *((ulong *)(start + i)); + + /* Preload the handler into the cache one line at a time */ + for (i = 0; i < (end - start); i += ic_lsize) + cache_op(dst + i, Fill_I); + + /* Clear BEV bit */ + MTC0(C0_STATUS, 0, MFC0(C0_STATUS, 0) & ~ST0_BEV); + + /* Enable interrupts */ + MTC0(C0_STATUS, 0, MFC0(C0_STATUS, 0) | (ALLINTS | ST0_IE)); + + /* 4785 clock freq change procedures */ + if (sb_chip(sbh) == BCM4785_CHIP_ID) { + start_fill_4785: + /* Switch to async */ + MTC0(C0_BROADCOM, 4, (1 << 22)); + + /* Set clock ratio in MIPS */ + *dll_r1 = (*dll_r1 & 0xfffffff0) | (te->d11_r1 - 1); + *dll_r2 = te->d11_r2; + + /* Enable new settings in MIPS */ + *dll_r1 = *dll_r1 | 0xc0000000; + + /* Set active cfg */ + MTC0(C0_BROADCOM, 2, MFC0(C0_BROADCOM, 2) | (1 << 3) | 1); + + /* Fake soft reset (clock cfg registers not reset) */ + MTC0(C0_BROADCOM, 5, MFC0(C0_BROADCOM, 5) | (1 << 2)); + + /* Clear active cfg */ + MTC0(C0_BROADCOM, 2, MFC0(C0_BROADCOM, 2) & ~(1 << 3)); + + /* set watchdog timer */ + W_REG(osh, &cc->watchdog, 20); + (void) R_REG(osh, &cc->chipid); + + /* wait for timer interrupt */ + __asm__ __volatile__( + ".set\tmips3\n\t" + "sync\n\t" + "wait\n\t" + ".set\tmips0"); + end_fill_4785: + while (1); + } + /* Generic clock freq change procedures */ + else { + /* Enable MIPS timer interrupt */ + if (!(mipsr = sb_setcore(sbh, SB_MIPS, 0)) && + !(mipsr = sb_setcore(sbh, SB_MIPS33, 0))) + ASSERT(mipsr); + W_REG(osh, &mipsr->intmask, 1); + + start_fill: + /* step 1, set clock ratios */ + MTC0(C0_BROADCOM, 3, te->ratio_parm); + MTC0(C0_BROADCOM, 1, te->ratio_cfg); + + /* step 2: program timer intr */ + W_REG(osh, &mipsr->timer, 100); + (void) R_REG(osh, &mipsr->timer); + + /* step 3, switch to async */ + sync_mode = MFC0(C0_BROADCOM, 4); + MTC0(C0_BROADCOM, 4, 1 << 22); + + /* step 4, set cfg active */ + MTC0(C0_BROADCOM, 2, (1 << 3) | 1); + + /* steps 5 & 6 */ + __asm__ __volatile__( + ".set\tmips3\n\t" + "wait\n\t" + ".set\tmips0"); + + /* step 7, clear cfg active */ + MTC0(C0_BROADCOM, 2, 0); + + /* Additional Step: set back to orig sync mode */ + MTC0(C0_BROADCOM, 4, sync_mode); + + /* step 8, fake soft reset */ + MTC0(C0_BROADCOM, 5, MFC0(C0_BROADCOM, 5) | (1 << 2)); + + end_fill: + /* set watchdog timer */ + W_REG(osh, &cc->watchdog, 20); + (void) R_REG(osh, &cc->chipid); + + /* wait for timer interrupt */ + __asm__ __volatile__( + ".set\tmips3\n\t" + "sync\n\t" + "wait\n\t" + ".set\tmips0"); + while (1); + } + } + +done: + /* Enable 4785 DLL */ + if (sb_chip(sbh) == BCM4785_CHIP_ID) { + uint32 tmp; + + /* set mask to 1e, enable DLL (bit 0) */ + *dll_ctrl |= 0x0041e021; + + /* enable aggressive hardware mode */ + *dll_ctrl |= 0x00000080; + + /* wait for lock flag to clear */ + while ((*dll_ctrl & 0x2) == 0); + + /* clear sticky flags (clear on write 1) */ + tmp = *dll_ctrl; + *dll_ctrl = tmp; + + /* set mask to 5b'10001 */ + *dll_ctrl = (*dll_ctrl & 0xfffc1fff) | 0x00022000; + + /* enable sync mode */ + MTC0(C0_BROADCOM, 4, MFC0(C0_BROADCOM, 4) & 0xfe3fffff); + (void)MFC0(C0_BROADCOM, 4); + } + + /* switch back to previous core */ + sb_setcoreidx(sbh, idx); + + return ret; +} + +void +BCMINITFN(enable_pfc)(uint32 mode) +{ + ulong start, end; + uint ic_size, ic_lsize; + + /* If auto then choose the correct mode for this + * platform, currently we only ever select one mode + */ + if (mode == PFC_AUTO) + mode = PFC_INST; + + icache_probe(MFC0(C0_CONFIG, 1), &ic_size, &ic_lsize); + + /* enable prefetch cache if available */ + if (MFC0(C0_BROADCOM, 0) & BRCM_PFC_AVAIL) { + start = ((ulong) &&setpfc_start) & ~(ic_lsize - 1); + end = ((ulong) &&setpfc_end + (ic_lsize - 1)) & ~(ic_lsize - 1); + + /* Preload setpfc code into the cache one line at a time */ + while (start < end) { + cache_op(start, Fill_I); + start += ic_lsize; + } + + /* Now set the pfc */ + setpfc_start: + /* write range */ + *(volatile uint32 *)PFC_CR1 = 0xffff0000; + + /* enable */ + *(volatile uint32 *)PFC_CR0 = mode; + setpfc_end: + /* Compiler foder */ + ic_size = 0; + } +} + +/* returns the ncdl value to be programmed into sdram_ncdl for calibration */ +uint32 +BCMINITFN(sb_memc_get_ncdl)(sb_t *sbh) +{ + osl_t *osh; + sbmemcregs_t *memc; + uint32 ret = 0; + uint32 config, rd, wr, misc, dqsg, cd, sm, sd; + uint idx, rev; + + osh = sb_osh(sbh); + + idx = sb_coreidx(sbh); + + memc = (sbmemcregs_t *)sb_setcore(sbh, SB_MEMC, 0); + if (memc == 0) + goto out; + + rev = sb_corerev(sbh); + + config = R_REG(osh, &memc->config); + wr = R_REG(osh, &memc->wrncdlcor); + rd = R_REG(osh, &memc->rdncdlcor); + misc = R_REG(osh, &memc->miscdlyctl); + dqsg = R_REG(osh, &memc->dqsgatencdl); + + rd &= MEMC_RDNCDLCOR_RD_MASK; + wr &= MEMC_WRNCDLCOR_WR_MASK; + dqsg &= MEMC_DQSGATENCDL_G_MASK; + + if (config & MEMC_CONFIG_DDR) { + ret = (wr << 16) | (rd << 8) | dqsg; + } else { + if (rev > 0) + cd = rd; + else + cd = (rd == MEMC_CD_THRESHOLD) ? rd : (wr + MEMC_CD_THRESHOLD); + sm = (misc & MEMC_MISC_SM_MASK) >> MEMC_MISC_SM_SHIFT; + sd = (misc & MEMC_MISC_SD_MASK) >> MEMC_MISC_SD_SHIFT; + ret = (sm << 16) | (sd << 8) | cd; + } + +out: + /* switch back to previous core */ + sb_setcoreidx(sbh, idx); + + return ret; +} + +#if defined(BCMPERFSTATS) +/* + * CP0 Register 25 supports 4 semi-independent 32bit performance counters. + * $25 select 0, 1, 2, and 3 are the counters. The counters *decrement* (who thought this one up?) + * $25 select 4 and 5 each contain 2-16bit control fields, one for each of the 4 counters + * $25 select 6 is the global perf control register. + */ +/* enable and start instruction counting */ + +void +hndmips_perf_instrcount_enable() +{ + MTC0(C0_PERFORMANCE, 6, 0x80000200); /* global enable perf counters */ + MTC0(C0_PERFORMANCE, 4, + 0x8044 | MFC0(C0_PERFORMANCE, 4)); /* enable instruction counting for counter 0 */ + MTC0(C0_PERFORMANCE, 0, 0); /* zero counter zero */ +} + +/* enable and start I$ hit and I$ miss counting */ +void +hndmips_perf_icachecount_enable(void) +{ + MTC0(C0_PERFORMANCE, 6, 0x80000218); /* enable I$ counting */ + MTC0(C0_PERFORMANCE, 4, 0x80148018); /* count I$ hits in cntr 0 and misses in cntr 1 */ + MTC0(C0_PERFORMANCE, 0, 0); /* zero counter 0 - # I$ hits */ + MTC0(C0_PERFORMANCE, 1, 0); /* zero counter 1 - # I$ misses */ +} + +/* enable and start D$ hit and I$ miss counting */ +void +hndmips_perf_dcachecount_enable(void) +{ + MTC0(C0_PERFORMANCE, 6, 0x80000211); /* enable D$ counting */ + MTC0(C0_PERFORMANCE, 4, 0x80248028); /* count D$ hits in cntr 0 and misses in cntr 1 */ + MTC0(C0_PERFORMANCE, 0, 0); /* zero counter 0 - # D$ hits */ + MTC0(C0_PERFORMANCE, 1, 0); /* zero counter 1 - # D$ misses */ +} + +void +hndmips_perf_icache_miss_enable() +{ + MTC0(C0_PERFORMANCE, 4, + 0x80140000 | MFC0(C0_PERFORMANCE, 4)); /* enable cache misses counting for counter 1 */ + MTC0(C0_PERFORMANCE, 1, 0); /* zero counter one */ +} + + +void +hndmips_perf_icache_hit_enable() +{ + MTC0(C0_PERFORMANCE, 5, 0x8018 | MFC0(C0_PERFORMANCE, 5)); + /* enable cache hits counting for counter 2 */ + MTC0(C0_PERFORMANCE, 2, 0); /* zero counter 2 */ +} + +uint32 +hndmips_perf_read_instrcount() +{ + return -(long)(MFC0(C0_PERFORMANCE, 0)); +} + +uint32 +hndmips_perf_read_cache_miss() +{ + return -(long)(MFC0(C0_PERFORMANCE, 1)); +} + +uint32 +hndmips_perf_read_cache_hit() +{ + return -(long)(MFC0(C0_PERFORMANCE, 2)); +} + +#endif /* BCMINTERNAL | BCMPERFSTATS */ diff --git a/target/linux/brcm-2.4/files/arch/mips/bcm947xx/sbpci.c b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/sbpci.c new file mode 100644 index 0000000000..2738efaa88 --- /dev/null +++ b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/sbpci.c @@ -0,0 +1,768 @@ +/* + * Low-Level PCI and SB support for BCM47xx + * + * Copyright 2006, Broadcom Corporation + * All Rights Reserved. + * + * THIS SOFTWARE IS OFFERED "AS IS", AND BROADCOM GRANTS NO WARRANTIES OF ANY + * KIND, EXPRESS OR IMPLIED, BY STATUTE, COMMUNICATION OR OTHERWISE. BROADCOM + * SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS + * FOR A SPECIFIC PURPOSE OR NONINFRINGEMENT CONCERNING THIS SOFTWARE. + * + * $Id: hndpci.c,v 1.1.1.3 2006/04/08 06:13:39 honor Exp $ + */ + +#include <typedefs.h> +#include <osl.h> +#include <pcicfg.h> +#include <bcmdevs.h> +#include <sbconfig.h> +#include <bcmutils.h> +#include <sbutils.h> +#include <sbpci.h> +#include <bcmendian.h> +#include <bcmnvram.h> +#include <hndcpu.h> +#include <hndmips.h> +#include <hndpci.h> + +/* debug/trace */ +#ifdef BCMDBG_PCI +#define PCI_MSG(args) printf args +#else +#define PCI_MSG(args) +#endif /* BCMDBG_PCI */ + +/* Can free sbpci_init() memory after boot */ +#ifndef linux +#define __init +#endif /* linux */ + +/* Emulated configuration space */ +typedef struct { + int n; + uint size0; + uint size1; + uint size2; + uint size3; +} sb_bar_cfg_t; +static pci_config_regs sb_config_regs[SB_MAXCORES]; +static sb_bar_cfg_t sb_bar_cfg[SB_MAXCORES]; + +/* Links to emulated and real PCI configuration spaces */ +#define MAXFUNCS 2 +typedef struct { + pci_config_regs *emu; /* emulated PCI config */ + pci_config_regs *pci; /* real PCI config */ + sb_bar_cfg_t *bar; /* region sizes */ +} sb_pci_cfg_t; +static sb_pci_cfg_t sb_pci_cfg[SB_MAXCORES][MAXFUNCS]; + +/* Special emulated config space for non-existing device */ +static pci_config_regs sb_pci_null = { 0xffff, 0xffff }; + +/* Banned cores */ +static uint16 pci_ban[SB_MAXCORES] = { 0 }; +static uint pci_banned = 0; + +/* CardBus mode */ +static bool cardbus = FALSE; + +/* Disable PCI host core */ +static bool pci_disabled = FALSE; + +/* Host bridge slot #, default to 0 */ +static uint8 pci_hbslot = 0; + +/* Internal macros */ +#define PCI_SLOTAD_MAP 16 /* SLOT<n> mapps to AD<n+16> */ +#define PCI_HBSBCFG_REV 8 /* MIN. core rev. required to + * access host bridge PCI cfg space + * from SB + */ + +/* + * Functions for accessing external PCI configuration space + */ + +/* Assume one-hot slot wiring */ +#define PCI_SLOT_MAX 16 /* Max. PCI Slots */ + +static uint32 +config_cmd(sb_t *sbh, uint bus, uint dev, uint func, uint off) +{ + uint coreidx; + sbpciregs_t *regs; + uint32 addr = 0; + osl_t *osh; + + /* CardBusMode supports only one device */ + if (cardbus && dev > 1) + return 0; + + osh = sb_osh(sbh); + + coreidx = sb_coreidx(sbh); + regs = (sbpciregs_t *) sb_setcore(sbh, SB_PCI, 0); + + /* Type 0 transaction */ + if (bus == 1) { + /* Skip unwired slots */ + if (dev < PCI_SLOT_MAX) { + uint32 win; + + /* Slide the PCI window to the appropriate slot */ + win = (SBTOPCI_CFG0 | ((1 << (dev + PCI_SLOTAD_MAP)) & SBTOPCI1_MASK)); + W_REG(osh, ®s->sbtopci1, win); + addr = SB_PCI_CFG | + ((1 << (dev + PCI_SLOTAD_MAP)) & ~SBTOPCI1_MASK) | + (func << PCICFG_FUN_SHIFT) | + (off & ~3); + } + } else { + /* Type 1 transaction */ + W_REG(osh, ®s->sbtopci1, SBTOPCI_CFG1); + addr = SB_PCI_CFG | + (bus << PCICFG_BUS_SHIFT) | + (dev << PCICFG_SLOT_SHIFT) | + (func << PCICFG_FUN_SHIFT) | + (off & ~3); + } + + sb_setcoreidx(sbh, coreidx); + + return addr; +} + +/* + * Read host bridge PCI config registers from Silicon Backplane (>=rev8). + * + * It returns TRUE to indicate that access to the host bridge's pci config + * from SB is ok, and values in 'addr' and 'val' are valid. + * + * It can only read registers at multiple of 4-bytes. Callers must pick up + * needed bytes from 'val' based on 'off' value. Value in 'addr' reflects + * the register address where value in 'val' is read. + */ +static bool +sb_pcihb_read_config(sb_t *sbh, uint bus, uint dev, uint func, uint off, + uint32 **addr, uint32 *val) +{ + sbpciregs_t *regs; + osl_t *osh; + uint coreidx; + bool ret = FALSE; + + /* sanity check */ + ASSERT(bus == 1); + ASSERT(dev == pci_hbslot); + ASSERT(func == 0); + + osh = sb_osh(sbh); + + /* read pci config when core rev >= 8 */ + coreidx = sb_coreidx(sbh); + regs = (sbpciregs_t *)sb_setcore(sbh, SB_PCI, 0); + if (regs && sb_corerev(sbh) >= PCI_HBSBCFG_REV) { + *addr = (uint32 *)®s->pcicfg[func][off >> 2]; + *val = R_REG(osh, *addr); + ret = TRUE; + } + sb_setcoreidx(sbh, coreidx); + + return ret; +} + +int +extpci_read_config(sb_t *sbh, uint bus, uint dev, uint func, uint off, void *buf, int len) +{ + uint32 addr = 0, *reg = NULL, val; + int ret = 0; + + /* + * Set value to -1 when: + * flag 'pci_disabled' is true; + * value of 'addr' is zero; + * REG_MAP() fails; + * BUSPROBE() fails; + */ + if (pci_disabled) + val = 0xffffffff; + else if (bus == 1 && dev == pci_hbslot && func == 0 && + sb_pcihb_read_config(sbh, bus, dev, func, off, ®, &val)) + ; + else if (((addr = config_cmd(sbh, bus, dev, func, off)) == 0) || + ((reg = (uint32 *)REG_MAP(addr, len)) == 0) || + (BUSPROBE(val, reg) != 0)) + val = 0xffffffff; + + PCI_MSG(("%s: 0x%x <= 0x%p(0x%x), len %d, off 0x%x, buf 0x%p\n", + __FUNCTION__, val, reg, addr, len, off, buf)); + + val >>= 8 * (off & 3); + if (len == 4) + *((uint32 *) buf) = val; + else if (len == 2) + *((uint16 *) buf) = (uint16) val; + else if (len == 1) + *((uint8 *) buf) = (uint8) val; + else + ret = -1; + + if (reg && addr) + REG_UNMAP(reg); + + return ret; +} + +int +extpci_write_config(sb_t *sbh, uint bus, uint dev, uint func, uint off, void *buf, int len) +{ + osl_t *osh; + uint32 addr = 0, *reg = NULL, val; + int ret = 0; + + osh = sb_osh(sbh); + + /* + * Ignore write attempt when: + * flag 'pci_disabled' is true; + * value of 'addr' is zero; + * REG_MAP() fails; + * BUSPROBE() fails; + */ + if (pci_disabled) + return 0; + else if (bus == 1 && dev == pci_hbslot && func == 0 && + sb_pcihb_read_config(sbh, bus, dev, func, off, ®, &val)) + ; + else if (((addr = config_cmd(sbh, bus, dev, func, off)) == 0) || + ((reg = (uint32 *) REG_MAP(addr, len)) == 0) || + (BUSPROBE(val, reg) != 0)) + goto done; + + if (len == 4) + val = *((uint32 *) buf); + else if (len == 2) { + val &= ~(0xffff << (8 * (off & 3))); + val |= *((uint16 *) buf) << (8 * (off & 3)); + } else if (len == 1) { + val &= ~(0xff << (8 * (off & 3))); + val |= *((uint8 *) buf) << (8 * (off & 3)); + } else { + ret = -1; + goto done; + } + + PCI_MSG(("%s: 0x%x => 0x%p\n", __FUNCTION__, val, reg)); + + W_REG(osh, reg, val); + +done: + if (reg && addr) + REG_UNMAP(reg); + + return ret; +} + +/* + * Must access emulated PCI configuration at these locations even when + * the real PCI config space exists and is accessible. + * + * PCI_CFG_VID (0x00) + * PCI_CFG_DID (0x02) + * PCI_CFG_PROGIF (0x09) + * PCI_CFG_SUBCL (0x0a) + * PCI_CFG_BASECL (0x0b) + * PCI_CFG_HDR (0x0e) + * PCI_CFG_INT (0x3c) + * PCI_CFG_PIN (0x3d) + */ +#define FORCE_EMUCFG(off, len) \ + ((off == PCI_CFG_VID) || (off == PCI_CFG_DID) || \ + (off == PCI_CFG_PROGIF) || \ + (off == PCI_CFG_SUBCL) || (off == PCI_CFG_BASECL) || \ + (off == PCI_CFG_HDR) || \ + (off == PCI_CFG_INT) || (off == PCI_CFG_PIN)) + +/* Sync the emulation registers and the real PCI config registers. */ +static void +sb_pcid_read_config(sb_t *sbh, uint coreidx, sb_pci_cfg_t *cfg, + uint off, uint len) +{ + osl_t *osh; + uint oldidx; + + ASSERT(cfg); + ASSERT(cfg->emu); + ASSERT(cfg->pci); + + /* decide if real PCI config register access is necessary */ + if (FORCE_EMUCFG(off, len)) + return; + + osh = sb_osh(sbh); + + /* access to the real pci config space only when the core is up */ + oldidx = sb_coreidx(sbh); + sb_setcoreidx(sbh, coreidx); + if (sb_iscoreup(sbh)) { + if (len == 4) + *(uint32 *)((ulong)cfg->emu + off) = + htol32(R_REG(osh, (uint32 *)((ulong)cfg->pci + off))); + else if (len == 2) + *(uint16 *)((ulong)cfg->emu + off) = + htol16(R_REG(osh, (uint16 *)((ulong)cfg->pci + off))); + else if (len == 1) + *(uint8 *)((ulong)cfg->emu + off) = + R_REG(osh, (uint8 *)((ulong)cfg->pci + off)); + } + sb_setcoreidx(sbh, oldidx); +} + +static void +sb_pcid_write_config(sb_t *sbh, uint coreidx, sb_pci_cfg_t *cfg, + uint off, uint len) +{ + osl_t *osh; + uint oldidx; + + ASSERT(cfg); + ASSERT(cfg->emu); + ASSERT(cfg->pci); + + osh = sb_osh(sbh); + + /* decide if real PCI config register access is necessary */ + if (FORCE_EMUCFG(off, len)) + return; + + /* access to the real pci config space only when the core is up */ + oldidx = sb_coreidx(sbh); + sb_setcoreidx(sbh, coreidx); + if (sb_iscoreup(sbh)) { + if (len == 4) + W_REG(osh, (uint32 *)((ulong)cfg->pci + off), + ltoh32(*(uint32 *)((ulong)cfg->emu + off))); + else if (len == 2) + W_REG(osh, (uint16 *)((ulong)cfg->pci + off), + ltoh16(*(uint16 *)((ulong)cfg->emu + off))); + else if (len == 1) + W_REG(osh, (uint8 *)((ulong)cfg->pci + off), + *(uint8 *)((ulong)cfg->emu + off)); + } + sb_setcoreidx(sbh, oldidx); +} + +/* + * Functions for accessing translated SB configuration space + */ +static int +sb_read_config(sb_t *sbh, uint bus, uint dev, uint func, uint off, void *buf, int len) +{ + pci_config_regs *cfg; + + if (dev >= SB_MAXCORES || func >= MAXFUNCS || (off + len) > sizeof(pci_config_regs)) + return -1; + cfg = sb_pci_cfg[dev][func].emu; + + ASSERT(ISALIGNED(off, len)); + ASSERT(ISALIGNED((uintptr)buf, len)); + + /* use special config space if the device does not exist */ + if (!cfg) + cfg = &sb_pci_null; + /* sync emulation with real PCI config if necessary */ + else if (sb_pci_cfg[dev][func].pci) + sb_pcid_read_config(sbh, dev, &sb_pci_cfg[dev][func], off, len); + + if (len == 4) + *((uint32 *) buf) = ltoh32(*((uint32 *)((ulong) cfg + off))); + else if (len == 2) + *((uint16 *) buf) = ltoh16(*((uint16 *)((ulong) cfg + off))); + else if (len == 1) + *((uint8 *) buf) = *((uint8 *)((ulong) cfg + off)); + else + return -1; + + return 0; +} + +static int +sb_write_config(sb_t *sbh, uint bus, uint dev, uint func, uint off, void *buf, int len) +{ + uint coreidx; + void *regs; + pci_config_regs *cfg; + osl_t *osh; + sb_bar_cfg_t *bar; + + if (dev >= SB_MAXCORES || func >= MAXFUNCS || (off + len) > sizeof(pci_config_regs)) + return -1; + cfg = sb_pci_cfg[dev][func].emu; + if (!cfg) + return -1; + + ASSERT(ISALIGNED(off, len)); + ASSERT(ISALIGNED((uintptr)buf, len)); + + osh = sb_osh(sbh); + + /* Emulate BAR sizing */ + if (off >= OFFSETOF(pci_config_regs, base[0]) && + off <= OFFSETOF(pci_config_regs, base[3]) && + len == 4 && *((uint32 *) buf) == ~0) { + coreidx = sb_coreidx(sbh); + if ((regs = sb_setcoreidx(sbh, dev))) { + bar = sb_pci_cfg[dev][func].bar; + /* Highest numbered address match register */ + if (off == OFFSETOF(pci_config_regs, base[0])) + cfg->base[0] = ~(bar->size0 - 1); + else if (off == OFFSETOF(pci_config_regs, base[1]) && bar->n >= 1) + cfg->base[1] = ~(bar->size1 - 1); + else if (off == OFFSETOF(pci_config_regs, base[2]) && bar->n >= 2) + cfg->base[2] = ~(bar->size2 - 1); + else if (off == OFFSETOF(pci_config_regs, base[3]) && bar->n >= 3) + cfg->base[3] = ~(bar->size3 - 1); + } + sb_setcoreidx(sbh, coreidx); + } + else if (len == 4) + *((uint32 *)((ulong) cfg + off)) = htol32(*((uint32 *) buf)); + else if (len == 2) + *((uint16 *)((ulong) cfg + off)) = htol16(*((uint16 *) buf)); + else if (len == 1) + *((uint8 *)((ulong) cfg + off)) = *((uint8 *) buf); + else + return -1; + + /* sync emulation with real PCI config if necessary */ + if (sb_pci_cfg[dev][func].pci) + sb_pcid_write_config(sbh, dev, &sb_pci_cfg[dev][func], off, len); + + return 0; +} + +int +sbpci_read_config(sb_t *sbh, uint bus, uint dev, uint func, uint off, void *buf, int len) +{ + if (bus == 0) + return sb_read_config(sbh, bus, dev, func, off, buf, len); + else + return extpci_read_config(sbh, bus, dev, func, off, buf, len); +} + +int +sbpci_write_config(sb_t *sbh, uint bus, uint dev, uint func, uint off, void *buf, int len) +{ + if (bus == 0) + return sb_write_config(sbh, bus, dev, func, off, buf, len); + else + return extpci_write_config(sbh, bus, dev, func, off, buf, len); +} + +void +sbpci_ban(uint16 core) +{ + if (pci_banned < ARRAYSIZE(pci_ban)) + pci_ban[pci_banned++] = core; +} + +/* + * Initiliaze PCI core. Return 0 after a successful initialization. + * Otherwise return -1 to indicate there is no PCI core and return 1 + * to indicate PCI core is disabled. + */ +int __init +sbpci_init_pci(sb_t *sbh) +{ + uint chip, chiprev, chippkg, host; + uint32 boardflags; + sbpciregs_t *pci; + sbconfig_t *sb; + uint32 val; + int ret = 0; + char *hbslot; + osl_t *osh; + + chip = sb_chip(sbh); + chiprev = sb_chiprev(sbh); + chippkg = sb_chippkg(sbh); + + osh = sb_osh(sbh); + + if (!(pci = (sbpciregs_t *) sb_setcore(sbh, SB_PCI, 0))) { + printk("PCI: no core\n"); + pci_disabled = TRUE; + return -1; + } + + if ((chip == 0x4310) && (chiprev == 0)) + pci_disabled = TRUE; + + sb = (sbconfig_t *)((ulong) pci + SBCONFIGOFF); + + boardflags = (uint32) getintvar(NULL, "boardflags"); + + /* + * The 200-pin BCM4712 package does not bond out PCI. Even when + * PCI is bonded out, some boards may leave the pins + * floating. + */ + if (((chip == BCM4712_CHIP_ID) && + ((chippkg == BCM4712SMALL_PKG_ID) || + (chippkg == BCM4712MID_PKG_ID))) || + (boardflags & BFL_NOPCI)) + pci_disabled = TRUE; + + /* Enable the core */ + sb_core_reset(sbh, 0, 0); + + /* + * If the PCI core should not be touched (disabled, not bonded + * out, or pins floating), do not even attempt to access core + * registers. Otherwise, try to determine if it is in host + * mode. + */ + if (pci_disabled) + host = 0; + else + host = !BUSPROBE(val, &pci->control); + + if (!host) { + ret = 1; + + /* Disable PCI interrupts in client mode */ + W_REG(osh, &sb->sbintvec, 0); + + /* Disable the PCI bridge in client mode */ + sbpci_ban(SB_PCI); + sb_core_disable(sbh, 0); + + printk("PCI: Disabled\n"); + } else { + printk("PCI: Initializing host\n"); + + /* Disable PCI SBReqeustTimeout for BCM4785 */ + if (chip == BCM4785_CHIP_ID) { + AND_REG(osh, &sb->sbimconfiglow, ~0x00000070); + sb_commit(sbh); + } + + /* Reset the external PCI bus and enable the clock */ + W_REG(osh, &pci->control, 0x5); /* enable the tristate drivers */ + W_REG(osh, &pci->control, 0xd); /* enable the PCI clock */ + OSL_DELAY(150); /* delay > 100 us */ + W_REG(osh, &pci->control, 0xf); /* deassert PCI reset */ + /* Use internal arbiter and park REQ/GRNT at external master 0 */ + W_REG(osh, &pci->arbcontrol, PCI_INT_ARB); + OSL_DELAY(1); /* delay 1 us */ + if (sb_corerev(sbh) >= 8) { + val = getintvar(NULL, "parkid"); + ASSERT(val <= PCI_PARKID_LAST); + OR_REG(osh, &pci->arbcontrol, val << PCI_PARKID_SHIFT); + OSL_DELAY(1); + } + + /* Enable CardBusMode */ + cardbus = getintvar(NULL, "cardbus") == 1; + if (cardbus) { + printk("PCI: Enabling CardBus\n"); + /* GPIO 1 resets the CardBus device on bcm94710ap */ + sb_gpioout(sbh, 1, 1, GPIO_DRV_PRIORITY); + sb_gpioouten(sbh, 1, 1, GPIO_DRV_PRIORITY); + W_REG(osh, &pci->sprom[0], R_REG(osh, &pci->sprom[0]) | 0x400); + } + + /* 64 MB I/O access window */ + W_REG(osh, &pci->sbtopci0, SBTOPCI_IO); + /* 64 MB configuration access window */ + W_REG(osh, &pci->sbtopci1, SBTOPCI_CFG0); + /* 1 GB memory access window */ + W_REG(osh, &pci->sbtopci2, SBTOPCI_MEM | SB_PCI_DMA); + + /* Host bridge slot # nvram overwrite */ + if ((hbslot = nvram_get("pcihbslot"))) { + pci_hbslot = bcm_strtoul(hbslot, NULL, 0); + ASSERT(pci_hbslot < PCI_MAX_DEVICES); + } + + /* Enable PCI bridge BAR0 prefetch and burst */ + val = 6; + sbpci_write_config(sbh, 1, pci_hbslot, 0, PCI_CFG_CMD, &val, sizeof(val)); + + /* Enable PCI interrupts */ + W_REG(osh, &pci->intmask, PCI_INTA); + } + + return ret; +} + +/* + * Get the PCI region address and size information. + */ +static void __init +sbpci_init_regions(sb_t *sbh, uint func, pci_config_regs *cfg, sb_bar_cfg_t *bar) +{ + osl_t *osh; + uint16 coreid; + void *regs; + sbconfig_t *sb; + uint32 base; + + osh = sb_osh(sbh); + coreid = sb_coreid(sbh); + regs = sb_coreregs(sbh); + sb = (sbconfig_t *)((ulong) regs + SBCONFIGOFF); + + switch (coreid) { + case SB_USB20H: + base = htol32(sb_base(R_REG(osh, &sb->sbadmatch0))); + + cfg->base[0] = func == 0 ? base : base + 0x800; /* OHCI/EHCI */ + cfg->base[1] = 0; + cfg->base[2] = 0; + cfg->base[3] = 0; + cfg->base[4] = 0; + cfg->base[5] = 0; + bar->n = 1; + bar->size0 = func == 0 ? 0x200 : 0x100; /* OHCI/EHCI */ + bar->size1 = 0; + bar->size2 = 0; + bar->size3 = 0; + break; + default: + cfg->base[0] = htol32(sb_base(R_REG(osh, &sb->sbadmatch0))); + cfg->base[1] = htol32(sb_base(R_REG(osh, &sb->sbadmatch1))); + cfg->base[2] = htol32(sb_base(R_REG(osh, &sb->sbadmatch2))); + cfg->base[3] = htol32(sb_base(R_REG(osh, &sb->sbadmatch3))); + cfg->base[4] = 0; + cfg->base[5] = 0; + bar->n = (R_REG(osh, &sb->sbidlow) & SBIDL_AR_MASK) >> SBIDL_AR_SHIFT; + bar->size0 = sb_size(R_REG(osh, &sb->sbadmatch0)); + bar->size1 = sb_size(R_REG(osh, &sb->sbadmatch1)); + bar->size2 = sb_size(R_REG(osh, &sb->sbadmatch2)); + bar->size3 = sb_size(R_REG(osh, &sb->sbadmatch3)); + break; + } +} + +/* + * Construct PCI config spaces for SB cores so that they + * can be accessed as if they were PCI devices. + */ +static void __init +sbpci_init_cores(sb_t *sbh) +{ + uint chiprev, coreidx, i; + sbconfig_t *sb; + pci_config_regs *cfg, *pci; + sb_bar_cfg_t *bar; + void *regs; + osl_t *osh; + uint16 vendor, device; + uint16 coreid; + uint8 class, subclass, progif; + uint dev; + uint8 header; + uint func; + + chiprev = sb_chiprev(sbh); + coreidx = sb_coreidx(sbh); + + osh = sb_osh(sbh); + + /* Scan the SB bus */ + bzero(sb_config_regs, sizeof(sb_config_regs)); + bzero(sb_bar_cfg, sizeof(sb_bar_cfg)); + bzero(sb_pci_cfg, sizeof(sb_pci_cfg)); + memset(&sb_pci_null, -1, sizeof(sb_pci_null)); + cfg = sb_config_regs; + bar = sb_bar_cfg; + for (dev = 0; dev < SB_MAXCORES; dev ++) { + /* Check if the core exists */ + if (!(regs = sb_setcoreidx(sbh, dev))) + continue; + sb = (sbconfig_t *)((ulong) regs + SBCONFIGOFF); + + /* Check if this core is banned */ + coreid = sb_coreid(sbh); + for (i = 0; i < pci_banned; i++) + if (coreid == pci_ban[i]) + break; + if (i < pci_banned) + continue; + + for (func = 0; func < MAXFUNCS; ++func) { + /* Make sure we won't go beyond the limit */ + if (cfg >= &sb_config_regs[SB_MAXCORES]) { + printk("PCI: too many emulated devices\n"); + goto done; + } + + /* Convert core id to pci id */ + if (sb_corepciid(sbh, func, &vendor, &device, &class, &subclass, + &progif, &header)) + continue; + + /* + * Differentiate real PCI config from emulated. + * non zero 'pci' indicate there is a real PCI config space + * for this device. + */ + switch (device) { + case BCM47XX_GIGETH_ID: + pci = (pci_config_regs *)((uint32)regs + 0x800); + break; + case BCM47XX_SATAXOR_ID: + pci = (pci_config_regs *)((uint32)regs + 0x400); + break; + case BCM47XX_ATA100_ID: + pci = (pci_config_regs *)((uint32)regs + 0x800); + break; + default: + pci = NULL; + break; + } + /* Supported translations */ + cfg->vendor = htol16(vendor); + cfg->device = htol16(device); + cfg->rev_id = chiprev; + cfg->prog_if = progif; + cfg->sub_class = subclass; + cfg->base_class = class; + cfg->header_type = header; + sbpci_init_regions(sbh, func, cfg, bar); + /* Save core interrupt flag */ + cfg->int_pin = R_REG(osh, &sb->sbtpsflag) & SBTPS_NUM0_MASK; + /* Save core interrupt assignment */ + cfg->int_line = sb_irq(sbh); + /* Indicate there is no SROM */ + *((uint32 *) &cfg->sprom_control) = 0xffffffff; + + /* Point to the PCI config spaces */ + sb_pci_cfg[dev][func].emu = cfg; + sb_pci_cfg[dev][func].pci = pci; + sb_pci_cfg[dev][func].bar = bar; + cfg ++; + bar ++; + } + } + +done: + sb_setcoreidx(sbh, coreidx); +} + +/* + * Initialize PCI core and construct PCI config spaces for SB cores. + * Must propagate sbpci_init_pci() return value to the caller to let + * them know the PCI core initialization status. + */ +int __init +sbpci_init(sb_t *sbh) +{ + int status = sbpci_init_pci(sbh); + sbpci_init_cores(sbh); + return status; +} + diff --git a/target/linux/brcm-2.4/files/arch/mips/bcm947xx/sbutils.c b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/sbutils.c new file mode 100644 index 0000000000..672e027d88 --- /dev/null +++ b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/sbutils.c @@ -0,0 +1,3103 @@ +/* + * Misc utility routines for accessing chip-specific features + * of the SiliconBackplane-based Broadcom chips. + * + * Copyright 2006, Broadcom Corporation + * All Rights Reserved. + * + * THIS SOFTWARE IS OFFERED "AS IS", AND BROADCOM GRANTS NO WARRANTIES OF ANY + * KIND, EXPRESS OR IMPLIED, BY STATUTE, COMMUNICATION OR OTHERWISE. BROADCOM + * SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS + * FOR A SPECIFIC PURPOSE OR NONINFRINGEMENT CONCERNING THIS SOFTWARE. + * $Id: sbutils.c,v 1.10 2006/04/08 07:12:42 honor Exp $ + */ + +#include <typedefs.h> +#include <bcmdefs.h> +#include <osl.h> +#include <bcmutils.h> +#include <sbutils.h> +#include <bcmdevs.h> +#include <sbconfig.h> +#include <sbchipc.h> +#include <sbpci.h> +#include <sbpcie.h> +#include <pcicfg.h> +#include <sbpcmcia.h> +#include <sbextif.h> +#include <sbsocram.h> +#include <bcmsrom.h> +#ifdef __mips__ +#include <mipsinc.h> +#endif /* __mips__ */ + +/* debug/trace */ +#define SB_ERROR(args) + +typedef uint32 (*sb_intrsoff_t)(void *intr_arg); +typedef void (*sb_intrsrestore_t)(void *intr_arg, uint32 arg); +typedef bool (*sb_intrsenabled_t)(void *intr_arg); + +/* misc sb info needed by some of the routines */ +typedef struct sb_info { + + struct sb_pub sb; /* back plane public state (must be first field) */ + + void *osh; /* osl os handle */ + void *sdh; /* bcmsdh handle */ + + void *curmap; /* current regs va */ + void *regs[SB_MAXCORES]; /* other regs va */ + + uint curidx; /* current core index */ + uint dev_coreid; /* the core provides driver functions */ + + bool memseg; /* flag to toggle MEM_SEG register */ + + uint gpioidx; /* gpio control core index */ + uint gpioid; /* gpio control coretype */ + + uint numcores; /* # discovered cores */ + uint coreid[SB_MAXCORES]; /* id of each core */ + + void *intr_arg; /* interrupt callback function arg */ + sb_intrsoff_t intrsoff_fn; /* turns chip interrupts off */ + sb_intrsrestore_t intrsrestore_fn; /* restore chip interrupts */ + sb_intrsenabled_t intrsenabled_fn; /* check if interrupts are enabled */ + +} sb_info_t; + +/* local prototypes */ +static sb_info_t * sb_doattach(sb_info_t *si, uint devid, osl_t *osh, void *regs, + uint bustype, void *sdh, char **vars, uint *varsz); +static void sb_scan(sb_info_t *si); +static uint sb_corereg(sb_info_t *si, uint coreidx, uint regoff, uint mask, uint val); +static uint _sb_coreidx(sb_info_t *si); +static uint sb_findcoreidx(sb_info_t *si, uint coreid, uint coreunit); +static uint sb_pcidev2chip(uint pcidev); +static uint sb_chip2numcores(uint chip); +static bool sb_ispcie(sb_info_t *si); +static bool sb_find_pci_capability(sb_info_t *si, uint8 req_cap_id, uchar *buf, uint32 *buflen); +static int sb_pci_fixcfg(sb_info_t *si); + +/* routines to access mdio slave device registers */ +static int sb_pcie_mdiowrite(sb_info_t *si, uint physmedia, uint readdr, uint val); +static void sb_war30841(sb_info_t *si); + +/* delay needed between the mdio control/ mdiodata register data access */ +#define PR28829_DELAY() OSL_DELAY(10) + +/* size that can take bitfielddump */ +#define BITFIELD_DUMP_SIZE 32 + +/* global variable to indicate reservation/release of gpio's */ +static uint32 sb_gpioreservation = 0; + +#define SB_INFO(sbh) (sb_info_t*)sbh +#define SET_SBREG(si, r, mask, val) \ + W_SBREG((si), (r), ((R_SBREG((si), (r)) & ~(mask)) | (val))) +#define GOODCOREADDR(x) (((x) >= SB_ENUM_BASE) && ((x) <= SB_ENUM_LIM) && \ + ISALIGNED((x), SB_CORE_SIZE)) +#define GOODREGS(regs) ((regs) && ISALIGNED((uintptr)(regs), SB_CORE_SIZE)) +#define REGS2SB(va) (sbconfig_t*) ((int8*)(va) + SBCONFIGOFF) +#define GOODIDX(idx) (((uint)idx) < SB_MAXCORES) +#define BADIDX (SB_MAXCORES+1) +#define NOREV -1 /* Invalid rev */ + +#define PCI(si) ((BUSTYPE(si->sb.bustype) == PCI_BUS) && (si->sb.buscoretype == SB_PCI)) +#define PCIE(si) ((BUSTYPE(si->sb.bustype) == PCI_BUS) && (si->sb.buscoretype == SB_PCIE)) + +/* sonicsrev */ +#define SONICS_2_2 (SBIDL_RV_2_2 >> SBIDL_RV_SHIFT) +#define SONICS_2_3 (SBIDL_RV_2_3 >> SBIDL_RV_SHIFT) + +#define R_SBREG(si, sbr) sb_read_sbreg((si), (sbr)) +#define W_SBREG(si, sbr, v) sb_write_sbreg((si), (sbr), (v)) +#define AND_SBREG(si, sbr, v) W_SBREG((si), (sbr), (R_SBREG((si), (sbr)) & (v))) +#define OR_SBREG(si, sbr, v) W_SBREG((si), (sbr), (R_SBREG((si), (sbr)) | (v))) + +/* + * Macros to disable/restore function core(D11, ENET, ILINE20, etc) interrupts before/ + * after core switching to avoid invalid register accesss inside ISR. + */ +#define INTR_OFF(si, intr_val) \ + if ((si)->intrsoff_fn && (si)->coreid[(si)->curidx] == (si)->dev_coreid) { \ + intr_val = (*(si)->intrsoff_fn)((si)->intr_arg); } +#define INTR_RESTORE(si, intr_val) \ + if ((si)->intrsrestore_fn && (si)->coreid[(si)->curidx] == (si)->dev_coreid) { \ + (*(si)->intrsrestore_fn)((si)->intr_arg, intr_val); } + +/* dynamic clock control defines */ +#define LPOMINFREQ 25000 /* low power oscillator min */ +#define LPOMAXFREQ 43000 /* low power oscillator max */ +#define XTALMINFREQ 19800000 /* 20 MHz - 1% */ +#define XTALMAXFREQ 20200000 /* 20 MHz + 1% */ +#define PCIMINFREQ 25000000 /* 25 MHz */ +#define PCIMAXFREQ 34000000 /* 33 MHz + fudge */ + +#define ILP_DIV_5MHZ 0 /* ILP = 5 MHz */ +#define ILP_DIV_1MHZ 4 /* ILP = 1 MHz */ + +/* different register spaces to access thr'u pcie indirect access */ +#define PCIE_CONFIGREGS 1 /* Access to config space */ +#define PCIE_PCIEREGS 2 /* Access to pcie registers */ + +/* force HT war check */ +#define FORCEHT_WAR32414(si) \ + ((PCIE(si)) && (((si->sb.chip == BCM4311_CHIP_ID) && (si->sb.chiprev == 1)) || \ + ((si->sb.chip == BCM4321_CHIP_ID) && (si->sb.chiprev <= 3)))) + +/* GPIO Based LED powersave defines */ +#define DEFAULT_GPIO_ONTIME 10 /* Default: 10% on */ +#define DEFAULT_GPIO_OFFTIME 90 /* Default: 10% on */ + +#define DEFAULT_GPIOTIMERVAL ((DEFAULT_GPIO_ONTIME << GPIO_ONTIME_SHIFT) | DEFAULT_GPIO_OFFTIME) + +static uint32 +sb_read_sbreg(sb_info_t *si, volatile uint32 *sbr) +{ + uint8 tmp; + uint32 val, intr_val = 0; + + + /* + * compact flash only has 11 bits address, while we needs 12 bits address. + * MEM_SEG will be OR'd with other 11 bits address in hardware, + * so we program MEM_SEG with 12th bit when necessary(access sb regsiters). + * For normal PCMCIA bus(CFTable_regwinsz > 2k), do nothing special + */ + if (si->memseg) { + INTR_OFF(si, intr_val); + tmp = 1; + OSL_PCMCIA_WRITE_ATTR(si->osh, MEM_SEG, &tmp, 1); + sbr = (volatile uint32 *)((uintptr)sbr & ~(1 << 11)); /* mask out bit 11 */ + } + + val = R_REG(si->osh, sbr); + + if (si->memseg) { + tmp = 0; + OSL_PCMCIA_WRITE_ATTR(si->osh, MEM_SEG, &tmp, 1); + INTR_RESTORE(si, intr_val); + } + + return (val); +} + +static void +sb_write_sbreg(sb_info_t *si, volatile uint32 *sbr, uint32 v) +{ + uint8 tmp; + volatile uint32 dummy; + uint32 intr_val = 0; + + + /* + * compact flash only has 11 bits address, while we needs 12 bits address. + * MEM_SEG will be OR'd with other 11 bits address in hardware, + * so we program MEM_SEG with 12th bit when necessary(access sb regsiters). + * For normal PCMCIA bus(CFTable_regwinsz > 2k), do nothing special + */ + if (si->memseg) { + INTR_OFF(si, intr_val); + tmp = 1; + OSL_PCMCIA_WRITE_ATTR(si->osh, MEM_SEG, &tmp, 1); + sbr = (volatile uint32 *)((uintptr)sbr & ~(1 << 11)); /* mask out bit 11 */ + } + + if (BUSTYPE(si->sb.bustype) == PCMCIA_BUS) { +#ifdef IL_BIGENDIAN + dummy = R_REG(si->osh, sbr); + W_REG(si->osh, ((volatile uint16 *)sbr + 1), (uint16)((v >> 16) & 0xffff)); + dummy = R_REG(si->osh, sbr); + W_REG(si->osh, (volatile uint16 *)sbr, (uint16)(v & 0xffff)); +#else + dummy = R_REG(si->osh, sbr); + W_REG(si->osh, (volatile uint16 *)sbr, (uint16)(v & 0xffff)); + dummy = R_REG(si->osh, sbr); + W_REG(si->osh, ((volatile uint16 *)sbr + 1), (uint16)((v >> 16) & 0xffff)); +#endif /* IL_BIGENDIAN */ + } else + W_REG(si->osh, sbr, v); + + if (si->memseg) { + tmp = 0; + OSL_PCMCIA_WRITE_ATTR(si->osh, MEM_SEG, &tmp, 1); + INTR_RESTORE(si, intr_val); + } +} + +/* + * Allocate a sb handle. + * devid - pci device id (used to determine chip#) + * osh - opaque OS handle + * regs - virtual address of initial core registers + * bustype - pci/pcmcia/sb/sdio/etc + * vars - pointer to a pointer area for "environment" variables + * varsz - pointer to int to return the size of the vars + */ +sb_t * +BCMINITFN(sb_attach)(uint devid, osl_t *osh, void *regs, + uint bustype, void *sdh, char **vars, uint *varsz) +{ + sb_info_t *si; + + /* alloc sb_info_t */ + if ((si = MALLOC(osh, sizeof (sb_info_t))) == NULL) { + SB_ERROR(("sb_attach: malloc failed! malloced %d bytes\n", MALLOCED(osh))); + return (NULL); + } + + if (sb_doattach(si, devid, osh, regs, bustype, sdh, vars, (uint*)varsz) == NULL) { + MFREE(osh, si, sizeof(sb_info_t)); + return (NULL); + } + + return (sb_t *)si; +} + +/* Using sb_kattach depends on SB_BUS support, either implicit */ +/* no limiting BCMBUSTYPE value) or explicit (value is SB_BUS). */ +#if !defined(BCMBUSTYPE) || (BCMBUSTYPE == SB_BUS) + +/* global kernel resource */ +static sb_info_t ksi; +static bool ksi_attached = FALSE; + +/* generic kernel variant of sb_attach() */ +sb_t * +BCMINITFN(sb_kattach)(void) +{ + osl_t *osh = NULL; + uint32 *regs; + + if (!ksi_attached) { + uint32 cid; + + regs = (uint32 *)REG_MAP(SB_ENUM_BASE, SB_CORE_SIZE); + cid = R_REG(osh, (uint32 *)regs); + if (((cid & CID_ID_MASK) == BCM4712_CHIP_ID) && + ((cid & CID_PKG_MASK) != BCM4712LARGE_PKG_ID) && + ((cid & CID_REV_MASK) <= (3 << CID_REV_SHIFT))) { + uint32 *scc, val; + + scc = (uint32 *)((uchar*)regs + OFFSETOF(chipcregs_t, slow_clk_ctl)); + val = R_REG(osh, scc); + SB_ERROR((" initial scc = 0x%x\n", val)); + val |= SCC_SS_XTAL; + W_REG(osh, scc, val); + } + + if (sb_doattach(&ksi, BCM4710_DEVICE_ID, osh, (void*)regs, + SB_BUS, NULL, NULL, NULL) == NULL) { + return NULL; + } + else + ksi_attached = TRUE; + } + + return (sb_t *)&ksi; +} +#endif /* !BCMBUSTYPE || (BCMBUSTYPE == SB_BUS) */ + +void +BCMINITFN(sb_war32414_forceHT)(sb_t *sbh, bool forceHT) +{ + sb_info_t *si; + + si = SB_INFO(sbh); + + + if (FORCEHT_WAR32414(si)) { + uint32 val = 0; + if (forceHT) + val = SYCC_HR; + sb_corereg((void*)si, SB_CC_IDX, OFFSETOF(chipcregs_t, system_clk_ctl), + SYCC_HR, val); + } +} + +static sb_info_t * +BCMINITFN(sb_doattach)(sb_info_t *si, uint devid, osl_t *osh, void *regs, + uint bustype, void *sdh, char **vars, uint *varsz) +{ + uint origidx; + chipcregs_t *cc; + sbconfig_t *sb; + uint32 w; + + ASSERT(GOODREGS(regs)); + + bzero((uchar*)si, sizeof(sb_info_t)); + + si->sb.buscoreidx = si->gpioidx = BADIDX; + + si->curmap = regs; + si->sdh = sdh; + si->osh = osh; + + /* check to see if we are a sb core mimic'ing a pci core */ + if (bustype == PCI_BUS) { + if (OSL_PCI_READ_CONFIG(si->osh, PCI_SPROM_CONTROL, sizeof(uint32)) == 0xffffffff) { + SB_ERROR(("%s: incoming bus is PCI but it's a lie, switching to SB " + "devid:0x%x\n", __FUNCTION__, devid)); + bustype = SB_BUS; + } + } + + si->sb.bustype = bustype; + if (si->sb.bustype != BUSTYPE(si->sb.bustype)) { + SB_ERROR(("sb_doattach: bus type %d does not match configured bus type %d\n", + si->sb.bustype, BUSTYPE(si->sb.bustype))); + return NULL; + } + + /* need to set memseg flag for CF card first before any sb registers access */ + if (BUSTYPE(si->sb.bustype) == PCMCIA_BUS) + si->memseg = TRUE; + + /* kludge to enable the clock on the 4306 which lacks a slowclock */ + if (BUSTYPE(si->sb.bustype) == PCI_BUS) + sb_clkctl_xtal(&si->sb, XTAL|PLL, ON); + + if (BUSTYPE(si->sb.bustype) == PCI_BUS) { + w = OSL_PCI_READ_CONFIG(si->osh, PCI_BAR0_WIN, sizeof(uint32)); + if (!GOODCOREADDR(w)) + OSL_PCI_WRITE_CONFIG(si->osh, PCI_BAR0_WIN, sizeof(uint32), SB_ENUM_BASE); + } + + /* initialize current core index value */ + si->curidx = _sb_coreidx(si); + + if (si->curidx == BADIDX) { + SB_ERROR(("sb_doattach: bad core index\n")); + return NULL; + } + + /* get sonics backplane revision */ + sb = REGS2SB(si->curmap); + si->sb.sonicsrev = (R_SBREG(si, &sb->sbidlow) & SBIDL_RV_MASK) >> SBIDL_RV_SHIFT; + + /* keep and reuse the initial register mapping */ + origidx = si->curidx; + if (BUSTYPE(si->sb.bustype) == SB_BUS) + si->regs[origidx] = regs; + + /* is core-0 a chipcommon core? */ + si->numcores = 1; + cc = (chipcregs_t*) sb_setcoreidx(&si->sb, 0); + if (sb_coreid(&si->sb) != SB_CC) + cc = NULL; + + /* determine chip id and rev */ + if (cc) { + /* chip common core found! */ + si->sb.chip = R_REG(si->osh, &cc->chipid) & CID_ID_MASK; + si->sb.chiprev = (R_REG(si->osh, &cc->chipid) & CID_REV_MASK) >> CID_REV_SHIFT; + si->sb.chippkg = (R_REG(si->osh, &cc->chipid) & CID_PKG_MASK) >> CID_PKG_SHIFT; + } else { + /* no chip common core -- must convert device id to chip id */ + if ((si->sb.chip = sb_pcidev2chip(devid)) == 0) { + SB_ERROR(("sb_doattach: unrecognized device id 0x%04x\n", devid)); + sb_setcoreidx(&si->sb, origidx); + return NULL; + } + } + + /* get chipcommon rev */ + si->sb.ccrev = cc ? (int)sb_corerev(&si->sb) : NOREV; + + /* determine numcores */ + if (cc && ((si->sb.ccrev == 4) || (si->sb.ccrev >= 6))) + si->numcores = (R_REG(si->osh, &cc->chipid) & CID_CC_MASK) >> CID_CC_SHIFT; + else + si->numcores = sb_chip2numcores(si->sb.chip); + + /* return to original core */ + sb_setcoreidx(&si->sb, origidx); + + /* sanity checks */ + ASSERT(si->sb.chip); + + /* scan for cores */ + sb_scan(si); + + /* fixup necessary chip/core configurations */ + if (BUSTYPE(si->sb.bustype) == PCI_BUS) { + if (sb_pci_fixcfg(si)) { + SB_ERROR(("sb_doattach: sb_pci_fixcfg failed\n")); + return NULL; + } + } + + /* srom_var_init() depends on sb_scan() info */ + if (srom_var_init(si, si->sb.bustype, si->curmap, si->osh, vars, varsz)) { + SB_ERROR(("sb_doattach: srom_var_init failed: bad srom\n")); + return (NULL); + } + + if (cc == NULL) { + /* + * The chip revision number is hardwired into all + * of the pci function config rev fields and is + * independent from the individual core revision numbers. + * For example, the "A0" silicon of each chip is chip rev 0. + * For PCMCIA we get it from the CIS instead. + */ + if (BUSTYPE(si->sb.bustype) == PCMCIA_BUS) { + ASSERT(vars); + si->sb.chiprev = getintvar(*vars, "chiprev"); + } else if (BUSTYPE(si->sb.bustype) == PCI_BUS) { + w = OSL_PCI_READ_CONFIG(si->osh, PCI_CFG_REV, sizeof(uint32)); + si->sb.chiprev = w & 0xff; + } else + si->sb.chiprev = 0; + } + + if (BUSTYPE(si->sb.bustype) == PCMCIA_BUS) { + w = getintvar(*vars, "regwindowsz"); + si->memseg = (w <= CFTABLE_REGWIN_2K) ? TRUE : FALSE; + } + + /* gpio control core is required */ + if (!GOODIDX(si->gpioidx)) { + SB_ERROR(("sb_doattach: gpio control core not found\n")); + return NULL; + } + + /* get boardtype and boardrev */ + switch (BUSTYPE(si->sb.bustype)) { + case PCI_BUS: + /* do a pci config read to get subsystem id and subvendor id */ + w = OSL_PCI_READ_CONFIG(si->osh, PCI_CFG_SVID, sizeof(uint32)); + si->sb.boardvendor = w & 0xffff; + si->sb.boardtype = (w >> 16) & 0xffff; + break; + + case PCMCIA_BUS: + case SDIO_BUS: + si->sb.boardvendor = getintvar(*vars, "manfid"); + si->sb.boardtype = getintvar(*vars, "prodid"); + break; + + case SB_BUS: + case JTAG_BUS: + si->sb.boardvendor = VENDOR_BROADCOM; + if ((si->sb.boardtype = getintvar(NULL, "boardtype")) == 0) + si->sb.boardtype = 0xffff; + break; + } + + if (si->sb.boardtype == 0) { + SB_ERROR(("sb_doattach: unknown board type\n")); + ASSERT(si->sb.boardtype); + } + + /* setup the GPIO based LED powersave register */ + if (si->sb.ccrev >= 16) { + if ((vars == NULL) || ((w = getintvar(*vars, "leddc")) == 0)) + w = DEFAULT_GPIOTIMERVAL; + sb_corereg(si, 0, OFFSETOF(chipcregs_t, gpiotimerval), ~0, w); + } + if (FORCEHT_WAR32414(si)) { + /* set proper clk setup delays before forcing HT */ + sb_clkctl_init((void *)si); + sb_war32414_forceHT((void *)si, 1); + } + + + return (si); +} + + +uint +sb_coreid(sb_t *sbh) +{ + sb_info_t *si; + sbconfig_t *sb; + + si = SB_INFO(sbh); + sb = REGS2SB(si->curmap); + + return ((R_SBREG(si, &sb->sbidhigh) & SBIDH_CC_MASK) >> SBIDH_CC_SHIFT); +} + +uint +sb_coreidx(sb_t *sbh) +{ + sb_info_t *si; + + si = SB_INFO(sbh); + return (si->curidx); +} + +/* return current index of core */ +static uint +_sb_coreidx(sb_info_t *si) +{ + sbconfig_t *sb; + uint32 sbaddr = 0; + + ASSERT(si); + + switch (BUSTYPE(si->sb.bustype)) { + case SB_BUS: + sb = REGS2SB(si->curmap); + sbaddr = sb_base(R_SBREG(si, &sb->sbadmatch0)); + break; + + case PCI_BUS: + sbaddr = OSL_PCI_READ_CONFIG(si->osh, PCI_BAR0_WIN, sizeof(uint32)); + break; + + case PCMCIA_BUS: { + uint8 tmp = 0; + + OSL_PCMCIA_READ_ATTR(si->osh, PCMCIA_ADDR0, &tmp, 1); + sbaddr = (uint)tmp << 12; + OSL_PCMCIA_READ_ATTR(si->osh, PCMCIA_ADDR1, &tmp, 1); + sbaddr |= (uint)tmp << 16; + OSL_PCMCIA_READ_ATTR(si->osh, PCMCIA_ADDR2, &tmp, 1); + sbaddr |= (uint)tmp << 24; + break; + } + +#ifdef BCMJTAG + case JTAG_BUS: + sbaddr = (uint32)si->curmap; + break; +#endif /* BCMJTAG */ + + default: + ASSERT(0); + } + + if (!GOODCOREADDR(sbaddr)) + return BADIDX; + + return ((sbaddr - SB_ENUM_BASE) / SB_CORE_SIZE); +} + +uint +sb_corevendor(sb_t *sbh) +{ + sb_info_t *si; + sbconfig_t *sb; + + si = SB_INFO(sbh); + sb = REGS2SB(si->curmap); + + return ((R_SBREG(si, &sb->sbidhigh) & SBIDH_VC_MASK) >> SBIDH_VC_SHIFT); +} + +uint +sb_corerev(sb_t *sbh) +{ + sb_info_t *si; + sbconfig_t *sb; + uint sbidh; + + si = SB_INFO(sbh); + sb = REGS2SB(si->curmap); + sbidh = R_SBREG(si, &sb->sbidhigh); + + return (SBCOREREV(sbidh)); +} + +void * +sb_osh(sb_t *sbh) +{ + sb_info_t *si; + + si = SB_INFO(sbh); + return si->osh; +} + +void +sb_setosh(sb_t *sbh, osl_t *osh) +{ + sb_info_t *si; + + si = SB_INFO(sbh); + if (si->osh != NULL) { + SB_ERROR(("osh is already set....\n")); + ASSERT(!si->osh); + } + si->osh = osh; +} + +/* set/clear sbtmstatelow core-specific flags */ +uint32 +sb_coreflags(sb_t *sbh, uint32 mask, uint32 val) +{ + sb_info_t *si; + sbconfig_t *sb; + uint32 w; + + si = SB_INFO(sbh); + sb = REGS2SB(si->curmap); + + ASSERT((val & ~mask) == 0); + + /* mask and set */ + if (mask || val) { + w = (R_SBREG(si, &sb->sbtmstatelow) & ~mask) | val; + W_SBREG(si, &sb->sbtmstatelow, w); + } + + /* return the new value */ + return (R_SBREG(si, &sb->sbtmstatelow)); +} + +/* set/clear sbtmstatehigh core-specific flags */ +uint32 +sb_coreflagshi(sb_t *sbh, uint32 mask, uint32 val) +{ + sb_info_t *si; + sbconfig_t *sb; + uint32 w; + + si = SB_INFO(sbh); + sb = REGS2SB(si->curmap); + + ASSERT((val & ~mask) == 0); + ASSERT((mask & ~SBTMH_FL_MASK) == 0); + + /* mask and set */ + if (mask || val) { + w = (R_SBREG(si, &sb->sbtmstatehigh) & ~mask) | val; + W_SBREG(si, &sb->sbtmstatehigh, w); + } + + /* return the new value */ + return (R_SBREG(si, &sb->sbtmstatehigh) & SBTMH_FL_MASK); +} + +/* Run bist on current core. Caller needs to take care of core-specific bist hazards */ +int +sb_corebist(sb_t *sbh) +{ + uint32 sblo; + sb_info_t *si; + sbconfig_t *sb; + int result = 0; + + si = SB_INFO(sbh); + sb = REGS2SB(si->curmap); + + sblo = R_SBREG(si, &sb->sbtmstatelow); + W_SBREG(si, &sb->sbtmstatelow, (sblo | SBTML_FGC | SBTML_BE)); + + SPINWAIT(((R_SBREG(si, &sb->sbtmstatehigh) & SBTMH_BISTD) == 0), 100000); + + if (R_SBREG(si, &sb->sbtmstatehigh) & SBTMH_BISTF) + result = BCME_ERROR; + + W_SBREG(si, &sb->sbtmstatelow, sblo); + + return result; +} + +bool +sb_iscoreup(sb_t *sbh) +{ + sb_info_t *si; + sbconfig_t *sb; + + si = SB_INFO(sbh); + sb = REGS2SB(si->curmap); + + return ((R_SBREG(si, &sb->sbtmstatelow) & + (SBTML_RESET | SBTML_REJ_MASK | SBTML_CLK)) == SBTML_CLK); +} + +/* + * Switch to 'coreidx', issue a single arbitrary 32bit register mask&set operation, + * switch back to the original core, and return the new value. + * + * When using the silicon backplane, no fidleing with interrupts or core switches are needed. + * + * Also, when using pci/pcie, we can optimize away the core switching for pci registers + * and (on newer pci cores) chipcommon registers. + */ +static uint +sb_corereg(sb_info_t *si, uint coreidx, uint regoff, uint mask, uint val) +{ + uint origidx = 0; + uint32 *r = NULL; + uint w; + uint intr_val = 0; + bool fast = FALSE; + + ASSERT(GOODIDX(coreidx)); + ASSERT(regoff < SB_CORE_SIZE); + ASSERT((val & ~mask) == 0); + +#ifdef notyet + if (si->sb.bustype == SB_BUS) { + /* If internal bus, we can always get at everything */ + fast = TRUE; + r = (uint32 *)((uchar *)si->regs[coreidx] + regoff); + } else if (si->sb.bustype == PCI_BUS) { + /* If pci/pcie, we can get at pci/pcie regs and on newer cores to chipc */ + + if ((si->coreid[coreidx] == SB_CC) && + ((si->sb.buscoretype == SB_PCIE) || + (si->sb.buscorerev >= 13))) { + /* Chipc registers are mapped at 12KB */ + + fast = TRUE; + r = (uint32 *)((char *)si->curmap + PCI_16KB0_CCREGS_OFFSET + regoff); + } else if (si->sb.buscoreidx == coreidx) { + /* pci registers are at either in the last 2KB of an 8KB window + * or, in pcie and pci rev 13 at 8KB + */ + fast = TRUE; + if ((si->sb.buscoretype == SB_PCIE) || + (si->sb.buscorerev >= 13)) + r = (uint32 *)((char *)si->curmap + + PCI_16KB0_PCIREGS_OFFSET + regoff); + else + r = (uint32 *)((char *)si->curmap + + ((regoff >= SBCONFIGOFF) ? + PCI_BAR0_PCISBR_OFFSET : PCI_BAR0_PCIREGS_OFFSET) + + regoff); + } + } +#endif /* notyet */ + + if (!fast) { + INTR_OFF(si, intr_val); + + /* save current core index */ + origidx = sb_coreidx(&si->sb); + + /* switch core */ + r = (uint32*) ((uchar*) sb_setcoreidx(&si->sb, coreidx) + regoff); + } + ASSERT(r); + + /* mask and set */ + if (mask || val) { + if (regoff >= SBCONFIGOFF) { + w = (R_SBREG(si, r) & ~mask) | val; + W_SBREG(si, r, w); + } else { + w = (R_REG(si->osh, r) & ~mask) | val; + W_REG(si->osh, r, w); + } + } + + /* readback */ + if (regoff >= SBCONFIGOFF) + w = R_SBREG(si, r); + else + w = R_REG(si->osh, r); + + if (!fast) { + /* restore core index */ + if (origidx != coreidx) + sb_setcoreidx(&si->sb, origidx); + + INTR_RESTORE(si, intr_val); + } + + return (w); +} + +#define DWORD_ALIGN(x) (x & ~(0x03)) +#define BYTE_POS(x) (x & 0x3) +#define WORD_POS(x) (x & 0x1) + +#define BYTE_SHIFT(x) (8 * BYTE_POS(x)) +#define WORD_SHIFT(x) (16 * WORD_POS(x)) + +#define BYTE_VAL(a, x) ((a >> BYTE_SHIFT(x)) & 0xFF) +#define WORD_VAL(a, x) ((a >> WORD_SHIFT(x)) & 0xFFFF) + +#define read_pci_cfg_byte(a) \ + (BYTE_VAL(OSL_PCI_READ_CONFIG(si->osh, DWORD_ALIGN(a), 4), a) & 0xff) + +#define read_pci_cfg_word(a) \ + (WORD_VAL(OSL_PCI_READ_CONFIG(si->osh, DWORD_ALIGN(a), 4), a) & 0xffff) + + +/* return TRUE if requested capability exists in the PCI config space */ +static bool +sb_find_pci_capability(sb_info_t *si, uint8 req_cap_id, uchar *buf, uint32 *buflen) +{ + uint8 cap_id; + uint8 cap_ptr; + uint32 bufsize; + uint8 byte_val; + + if (BUSTYPE(si->sb.bustype) != PCI_BUS) + return FALSE; + + /* check for Header type 0 */ + byte_val = read_pci_cfg_byte(PCI_CFG_HDR); + if ((byte_val & 0x7f) != PCI_HEADER_NORMAL) + return FALSE; + + /* check if the capability pointer field exists */ + byte_val = read_pci_cfg_byte(PCI_CFG_STAT); + if (!(byte_val & PCI_CAPPTR_PRESENT)) + return FALSE; + + cap_ptr = read_pci_cfg_byte(PCI_CFG_CAPPTR); + /* check if the capability pointer is 0x00 */ + if (cap_ptr == 0x00) + return FALSE; + + + /* loop thr'u the capability list and see if the pcie capabilty exists */ + + cap_id = read_pci_cfg_byte(cap_ptr); + + while (cap_id != req_cap_id) { + cap_ptr = read_pci_cfg_byte((cap_ptr+1)); + if (cap_ptr == 0x00) break; + cap_id = read_pci_cfg_byte(cap_ptr); + } + if (cap_id != req_cap_id) { + return FALSE; + } + /* found the caller requested capability */ + if ((buf != NULL) && (buflen != NULL)) { + bufsize = *buflen; + if (!bufsize) goto end; + *buflen = 0; + /* copy the cpability data excluding cap ID and next ptr */ + cap_ptr += 2; + if ((bufsize + cap_ptr) > SZPCR) + bufsize = SZPCR - cap_ptr; + *buflen = bufsize; + while (bufsize--) { + *buf = read_pci_cfg_byte(cap_ptr); + cap_ptr++; + buf++; + } + } +end: + return TRUE; +} + +/* return TRUE if PCIE capability exists the pci config space */ +static inline bool +sb_ispcie(sb_info_t *si) +{ + return (sb_find_pci_capability(si, PCI_CAP_PCIECAP_ID, NULL, NULL)); +} + +/* scan the sb enumerated space to identify all cores */ +static void +BCMINITFN(sb_scan)(sb_info_t *si) +{ + uint origidx; + uint i; + bool pci; + bool pcie; + uint pciidx; + uint pcieidx; + uint pcirev; + uint pcierev; + + + /* numcores should already be set */ + ASSERT((si->numcores > 0) && (si->numcores <= SB_MAXCORES)); + + /* save current core index */ + origidx = sb_coreidx(&si->sb); + + si->sb.buscorerev = NOREV; + si->sb.buscoreidx = BADIDX; + + si->gpioidx = BADIDX; + + pci = pcie = FALSE; + pcirev = pcierev = NOREV; + pciidx = pcieidx = BADIDX; + + for (i = 0; i < si->numcores; i++) { + sb_setcoreidx(&si->sb, i); + si->coreid[i] = sb_coreid(&si->sb); + + if (si->coreid[i] == SB_PCI) { + pciidx = i; + pcirev = sb_corerev(&si->sb); + pci = TRUE; + } else if (si->coreid[i] == SB_PCIE) { + pcieidx = i; + pcierev = sb_corerev(&si->sb); + pcie = TRUE; + } else if (si->coreid[i] == SB_PCMCIA) { + si->sb.buscorerev = sb_corerev(&si->sb); + si->sb.buscoretype = si->coreid[i]; + si->sb.buscoreidx = i; + } + } + if (pci && pcie) { + if (sb_ispcie(si)) + pci = FALSE; + else + pcie = FALSE; + } + if (pci) { + si->sb.buscoretype = SB_PCI; + si->sb.buscorerev = pcirev; + si->sb.buscoreidx = pciidx; + } else if (pcie) { + si->sb.buscoretype = SB_PCIE; + si->sb.buscorerev = pcierev; + si->sb.buscoreidx = pcieidx; + } + + /* + * Find the gpio "controlling core" type and index. + * Precedence: + * - if there's a chip common core - use that + * - else if there's a pci core (rev >= 2) - use that + * - else there had better be an extif core (4710 only) + */ + if (GOODIDX(sb_findcoreidx(si, SB_CC, 0))) { + si->gpioidx = sb_findcoreidx(si, SB_CC, 0); + si->gpioid = SB_CC; + } else if (PCI(si) && (si->sb.buscorerev >= 2)) { + si->gpioidx = si->sb.buscoreidx; + si->gpioid = SB_PCI; + } else if (sb_findcoreidx(si, SB_EXTIF, 0)) { + si->gpioidx = sb_findcoreidx(si, SB_EXTIF, 0); + si->gpioid = SB_EXTIF; + } else + ASSERT(si->gpioidx != BADIDX); + + /* return to original core index */ + sb_setcoreidx(&si->sb, origidx); +} + +/* may be called with core in reset */ +void +sb_detach(sb_t *sbh) +{ + sb_info_t *si; + uint idx; + + si = SB_INFO(sbh); + + if (si == NULL) + return; + + if (BUSTYPE(si->sb.bustype) == SB_BUS) + for (idx = 0; idx < SB_MAXCORES; idx++) + if (si->regs[idx]) { + REG_UNMAP(si->regs[idx]); + si->regs[idx] = NULL; + } +#if !defined(BCMBUSTYPE) || (BCMBUSTYPE == SB_BUS) + if (si != &ksi) +#endif /* !BCMBUSTYPE || (BCMBUSTYPE == SB_BUS) */ + MFREE(si->osh, si, sizeof(sb_info_t)); + +} + +/* use pci dev id to determine chip id for chips not having a chipcommon core */ +static uint +BCMINITFN(sb_pcidev2chip)(uint pcidev) +{ + if ((pcidev >= BCM4710_DEVICE_ID) && (pcidev <= BCM47XX_USB_ID)) + return (BCM4710_CHIP_ID); + if ((pcidev >= BCM4402_ENET_ID) && (pcidev <= BCM4402_V90_ID)) + return (BCM4402_CHIP_ID); + if (pcidev == BCM4401_ENET_ID) + return (BCM4402_CHIP_ID); + + return (0); +} + +/* convert chip number to number of i/o cores */ +static uint +BCMINITFN(sb_chip2numcores)(uint chip) +{ + if (chip == BCM4710_CHIP_ID) + return (9); + if (chip == BCM4402_CHIP_ID) + return (3); + if (chip == BCM4306_CHIP_ID) /* < 4306c0 */ + return (6); + if (chip == BCM4704_CHIP_ID) + return (9); + if (chip == BCM5365_CHIP_ID) + return (7); + + SB_ERROR(("sb_chip2numcores: unsupported chip 0x%x\n", chip)); + ASSERT(0); + return (1); +} + +/* return index of coreid or BADIDX if not found */ +static uint +sb_findcoreidx(sb_info_t *si, uint coreid, uint coreunit) +{ + uint found; + uint i; + + found = 0; + + for (i = 0; i < si->numcores; i++) + if (si->coreid[i] == coreid) { + if (found == coreunit) + return (i); + found++; + } + + return (BADIDX); +} + +/* + * this function changes logical "focus" to the indiciated core, + * must be called with interrupt off. + * Moreover, callers should keep interrupts off during switching out of and back to d11 core + */ +void* +sb_setcoreidx(sb_t *sbh, uint coreidx) +{ + sb_info_t *si; + uint32 sbaddr; + uint8 tmp; + + si = SB_INFO(sbh); + + if (coreidx >= si->numcores) + return (NULL); + + /* + * If the user has provided an interrupt mask enabled function, + * then assert interrupts are disabled before switching the core. + */ + ASSERT((si->intrsenabled_fn == NULL) || !(*(si)->intrsenabled_fn)((si)->intr_arg)); + + sbaddr = SB_ENUM_BASE + (coreidx * SB_CORE_SIZE); + + switch (BUSTYPE(si->sb.bustype)) { + case SB_BUS: + /* map new one */ + if (!si->regs[coreidx]) { + si->regs[coreidx] = (void*)REG_MAP(sbaddr, SB_CORE_SIZE); + ASSERT(GOODREGS(si->regs[coreidx])); + } + si->curmap = si->regs[coreidx]; + break; + + case PCI_BUS: + /* point bar0 window */ + OSL_PCI_WRITE_CONFIG(si->osh, PCI_BAR0_WIN, 4, sbaddr); + break; + + case PCMCIA_BUS: + tmp = (sbaddr >> 12) & 0x0f; + OSL_PCMCIA_WRITE_ATTR(si->osh, PCMCIA_ADDR0, &tmp, 1); + tmp = (sbaddr >> 16) & 0xff; + OSL_PCMCIA_WRITE_ATTR(si->osh, PCMCIA_ADDR1, &tmp, 1); + tmp = (sbaddr >> 24) & 0xff; + OSL_PCMCIA_WRITE_ATTR(si->osh, PCMCIA_ADDR2, &tmp, 1); + break; +#ifdef BCMJTAG + case JTAG_BUS: + /* map new one */ + if (!si->regs[coreidx]) { + si->regs[coreidx] = (void *)sbaddr; + ASSERT(GOODREGS(si->regs[coreidx])); + } + si->curmap = si->regs[coreidx]; + break; +#endif /* BCMJTAG */ + } + + si->curidx = coreidx; + + return (si->curmap); +} + +/* + * this function changes logical "focus" to the indiciated core, + * must be called with interrupt off. + * Moreover, callers should keep interrupts off during switching out of and back to d11 core + */ +void* +sb_setcore(sb_t *sbh, uint coreid, uint coreunit) +{ + sb_info_t *si; + uint idx; + + si = SB_INFO(sbh); + idx = sb_findcoreidx(si, coreid, coreunit); + if (!GOODIDX(idx)) + return (NULL); + + return (sb_setcoreidx(sbh, idx)); +} + +/* return chip number */ +uint +sb_chip(sb_t *sbh) +{ + sb_info_t *si; + + si = SB_INFO(sbh); + return (si->sb.chip); +} + +/* return chip revision number */ +uint +sb_chiprev(sb_t *sbh) +{ + sb_info_t *si; + + si = SB_INFO(sbh); + return (si->sb.chiprev); +} + +/* return chip common revision number */ +uint +sb_chipcrev(sb_t *sbh) +{ + sb_info_t *si; + + si = SB_INFO(sbh); + return (si->sb.ccrev); +} + +/* return chip package option */ +uint +sb_chippkg(sb_t *sbh) +{ + sb_info_t *si; + + si = SB_INFO(sbh); + return (si->sb.chippkg); +} + +/* return PCI core rev. */ +uint +sb_pcirev(sb_t *sbh) +{ + sb_info_t *si; + + si = SB_INFO(sbh); + return (si->sb.buscorerev); +} + +bool +BCMINITFN(sb_war16165)(sb_t *sbh) +{ + sb_info_t *si; + + si = SB_INFO(sbh); + + return (PCI(si) && (si->sb.buscorerev <= 10)); +} + +static void +BCMINITFN(sb_war30841)(sb_info_t *si) +{ + sb_pcie_mdiowrite(si, MDIODATA_DEV_RX, SERDES_RX_TIMER1, 0x8128); + sb_pcie_mdiowrite(si, MDIODATA_DEV_RX, SERDES_RX_CDR, 0x0100); + sb_pcie_mdiowrite(si, MDIODATA_DEV_RX, SERDES_RX_CDRBW, 0x1466); +} + +/* return PCMCIA core rev. */ +uint +BCMINITFN(sb_pcmciarev)(sb_t *sbh) +{ + sb_info_t *si; + + si = SB_INFO(sbh); + return (si->sb.buscorerev); +} + +/* return board vendor id */ +uint +sb_boardvendor(sb_t *sbh) +{ + sb_info_t *si; + + si = SB_INFO(sbh); + return (si->sb.boardvendor); +} + +/* return boardtype */ +uint +sb_boardtype(sb_t *sbh) +{ + sb_info_t *si; + char *var; + + si = SB_INFO(sbh); + + if (BUSTYPE(si->sb.bustype) == SB_BUS && si->sb.boardtype == 0xffff) { + /* boardtype format is a hex string */ + si->sb.boardtype = getintvar(NULL, "boardtype"); + + /* backward compatibility for older boardtype string format */ + if ((si->sb.boardtype == 0) && (var = getvar(NULL, "boardtype"))) { + if (!strcmp(var, "bcm94710dev")) + si->sb.boardtype = BCM94710D_BOARD; + else if (!strcmp(var, "bcm94710ap")) + si->sb.boardtype = BCM94710AP_BOARD; + else if (!strcmp(var, "bu4710")) + si->sb.boardtype = BU4710_BOARD; + else if (!strcmp(var, "bcm94702mn")) + si->sb.boardtype = BCM94702MN_BOARD; + else if (!strcmp(var, "bcm94710r1")) + si->sb.boardtype = BCM94710R1_BOARD; + else if (!strcmp(var, "bcm94710r4")) + si->sb.boardtype = BCM94710R4_BOARD; + else if (!strcmp(var, "bcm94702cpci")) + si->sb.boardtype = BCM94702CPCI_BOARD; + else if (!strcmp(var, "bcm95380_rr")) + si->sb.boardtype = BCM95380RR_BOARD; + } + } + + return (si->sb.boardtype); +} + +/* return bus type of sbh device */ +uint +sb_bus(sb_t *sbh) +{ + sb_info_t *si; + + si = SB_INFO(sbh); + return (si->sb.bustype); +} + +/* return bus core type */ +uint +sb_buscoretype(sb_t *sbh) +{ + sb_info_t *si; + + si = SB_INFO(sbh); + + return (si->sb.buscoretype); +} + +/* return bus core revision */ +uint +sb_buscorerev(sb_t *sbh) +{ + sb_info_t *si; + si = SB_INFO(sbh); + + return (si->sb.buscorerev); +} + +/* return list of found cores */ +uint +sb_corelist(sb_t *sbh, uint coreid[]) +{ + sb_info_t *si; + + si = SB_INFO(sbh); + + bcopy((uchar*)si->coreid, (uchar*)coreid, (si->numcores * sizeof(uint))); + return (si->numcores); +} + +/* return current register mapping */ +void * +sb_coreregs(sb_t *sbh) +{ + sb_info_t *si; + + si = SB_INFO(sbh); + ASSERT(GOODREGS(si->curmap)); + + return (si->curmap); +} + + +/* do buffered registers update */ +void +sb_commit(sb_t *sbh) +{ + sb_info_t *si; + uint origidx; + uint intr_val = 0; + + si = SB_INFO(sbh); + + origidx = si->curidx; + ASSERT(GOODIDX(origidx)); + + INTR_OFF(si, intr_val); + + /* switch over to chipcommon core if there is one, else use pci */ + if (si->sb.ccrev != NOREV) { + chipcregs_t *ccregs = (chipcregs_t *)sb_setcore(sbh, SB_CC, 0); + + /* do the buffer registers update */ + W_REG(si->osh, &ccregs->broadcastaddress, SB_COMMIT); + W_REG(si->osh, &ccregs->broadcastdata, 0x0); + } else if (PCI(si)) { + sbpciregs_t *pciregs = (sbpciregs_t *)sb_setcore(sbh, SB_PCI, 0); + + /* do the buffer registers update */ + W_REG(si->osh, &pciregs->bcastaddr, SB_COMMIT); + W_REG(si->osh, &pciregs->bcastdata, 0x0); + } else + ASSERT(0); + + /* restore core index */ + sb_setcoreidx(sbh, origidx); + INTR_RESTORE(si, intr_val); +} + +/* reset and re-enable a core + * inputs: + * bits - core specific bits that are set during and after reset sequence + * resetbits - core specific bits that are set only during reset sequence + */ +void +sb_core_reset(sb_t *sbh, uint32 bits, uint32 resetbits) +{ + sb_info_t *si; + sbconfig_t *sb; + volatile uint32 dummy; + + si = SB_INFO(sbh); + ASSERT(GOODREGS(si->curmap)); + sb = REGS2SB(si->curmap); + + /* + * Must do the disable sequence first to work for arbitrary current core state. + */ + sb_core_disable(sbh, (bits | resetbits)); + + /* + * Now do the initialization sequence. + */ + + /* set reset while enabling the clock and forcing them on throughout the core */ + W_SBREG(si, &sb->sbtmstatelow, (SBTML_FGC | SBTML_CLK | SBTML_RESET | bits | resetbits)); + dummy = R_SBREG(si, &sb->sbtmstatelow); + OSL_DELAY(1); + + if (R_SBREG(si, &sb->sbtmstatehigh) & SBTMH_SERR) { + W_SBREG(si, &sb->sbtmstatehigh, 0); + } + if ((dummy = R_SBREG(si, &sb->sbimstate)) & (SBIM_IBE | SBIM_TO)) { + AND_SBREG(si, &sb->sbimstate, ~(SBIM_IBE | SBIM_TO)); + } + + /* clear reset and allow it to propagate throughout the core */ + W_SBREG(si, &sb->sbtmstatelow, (SBTML_FGC | SBTML_CLK | bits)); + dummy = R_SBREG(si, &sb->sbtmstatelow); + OSL_DELAY(1); + + /* leave clock enabled */ + W_SBREG(si, &sb->sbtmstatelow, (SBTML_CLK | bits)); + dummy = R_SBREG(si, &sb->sbtmstatelow); + OSL_DELAY(1); +} + +void +sb_core_tofixup(sb_t *sbh) +{ + sb_info_t *si; + sbconfig_t *sb; + + si = SB_INFO(sbh); + + if ((BUSTYPE(si->sb.bustype) != PCI_BUS) || PCIE(si) || + (PCI(si) && (si->sb.buscorerev >= 5))) + return; + + ASSERT(GOODREGS(si->curmap)); + sb = REGS2SB(si->curmap); + + if (BUSTYPE(si->sb.bustype) == SB_BUS) { + SET_SBREG(si, &sb->sbimconfiglow, + SBIMCL_RTO_MASK | SBIMCL_STO_MASK, + (0x5 << SBIMCL_RTO_SHIFT) | 0x3); + } else { + if (sb_coreid(sbh) == SB_PCI) { + SET_SBREG(si, &sb->sbimconfiglow, + SBIMCL_RTO_MASK | SBIMCL_STO_MASK, + (0x3 << SBIMCL_RTO_SHIFT) | 0x2); + } else { + SET_SBREG(si, &sb->sbimconfiglow, (SBIMCL_RTO_MASK | SBIMCL_STO_MASK), 0); + } + } + + sb_commit(sbh); +} + +/* + * Set the initiator timeout for the "master core". + * The master core is defined to be the core in control + * of the chip and so it issues accesses to non-memory + * locations (Because of dma *any* core can access memeory). + * + * The routine uses the bus to decide who is the master: + * SB_BUS => mips + * JTAG_BUS => chipc + * PCI_BUS => pci or pcie + * PCMCIA_BUS => pcmcia + * SDIO_BUS => pcmcia + * + * This routine exists so callers can disable initiator + * timeouts so accesses to very slow devices like otp + * won't cause an abort. The routine allows arbitrary + * settings of the service and request timeouts, though. + * + * Returns the timeout state before changing it or -1 + * on error. + */ + +#define TO_MASK (SBIMCL_RTO_MASK | SBIMCL_STO_MASK) + +uint32 +sb_set_initiator_to(sb_t *sbh, uint32 to) +{ + sb_info_t *si; + uint origidx, idx; + uint intr_val = 0; + uint32 tmp, ret = 0xffffffff; + sbconfig_t *sb; + + si = SB_INFO(sbh); + + if ((to & ~TO_MASK) != 0) + return ret; + + /* Figure out the master core */ + idx = BADIDX; + switch (BUSTYPE(si->sb.bustype)) { + case PCI_BUS: + idx = si->sb.buscoreidx; + break; + case JTAG_BUS: + idx = SB_CC_IDX; + break; + case PCMCIA_BUS: + case SDIO_BUS: + idx = sb_findcoreidx(si, SB_PCMCIA, 0); + break; + case SB_BUS: + if ((idx = sb_findcoreidx(si, SB_MIPS33, 0)) == BADIDX) + idx = sb_findcoreidx(si, SB_MIPS, 0); + break; + default: + ASSERT(0); + } + if (idx == BADIDX) + return ret; + + INTR_OFF(si, intr_val); + origidx = sb_coreidx(sbh); + + sb = REGS2SB(sb_setcoreidx(sbh, idx)); + + tmp = R_SBREG(si, &sb->sbimconfiglow); + ret = tmp & TO_MASK; + W_SBREG(si, &sb->sbimconfiglow, (tmp & ~TO_MASK) | to); + + sb_commit(sbh); + sb_setcoreidx(sbh, origidx); + INTR_RESTORE(si, intr_val); + return ret; +} + +void +sb_core_disable(sb_t *sbh, uint32 bits) +{ + sb_info_t *si; + volatile uint32 dummy; + uint32 rej; + sbconfig_t *sb; + + si = SB_INFO(sbh); + + ASSERT(GOODREGS(si->curmap)); + sb = REGS2SB(si->curmap); + + /* if core is already in reset, just return */ + if (R_SBREG(si, &sb->sbtmstatelow) & SBTML_RESET) + return; + + /* reject value changed between sonics 2.2 and 2.3 */ + if (si->sb.sonicsrev == SONICS_2_2) + rej = (1 << SBTML_REJ_SHIFT); + else + rej = (2 << SBTML_REJ_SHIFT); + + /* if clocks are not enabled, put into reset and return */ + if ((R_SBREG(si, &sb->sbtmstatelow) & SBTML_CLK) == 0) + goto disable; + + /* set target reject and spin until busy is clear (preserve core-specific bits) */ + OR_SBREG(si, &sb->sbtmstatelow, rej); + dummy = R_SBREG(si, &sb->sbtmstatelow); + OSL_DELAY(1); + SPINWAIT((R_SBREG(si, &sb->sbtmstatehigh) & SBTMH_BUSY), 100000); + if (R_SBREG(si, &sb->sbtmstatehigh) & SBTMH_BUSY) + SB_ERROR(("%s: target state still busy\n", __FUNCTION__)); + + if (R_SBREG(si, &sb->sbidlow) & SBIDL_INIT) { + OR_SBREG(si, &sb->sbimstate, SBIM_RJ); + dummy = R_SBREG(si, &sb->sbimstate); + OSL_DELAY(1); + SPINWAIT((R_SBREG(si, &sb->sbimstate) & SBIM_BY), 100000); + } + + /* set reset and reject while enabling the clocks */ + W_SBREG(si, &sb->sbtmstatelow, (bits | SBTML_FGC | SBTML_CLK | rej | SBTML_RESET)); + dummy = R_SBREG(si, &sb->sbtmstatelow); + OSL_DELAY(10); + + /* don't forget to clear the initiator reject bit */ + if (R_SBREG(si, &sb->sbidlow) & SBIDL_INIT) + AND_SBREG(si, &sb->sbimstate, ~SBIM_RJ); + +disable: + /* leave reset and reject asserted */ + W_SBREG(si, &sb->sbtmstatelow, (bits | rej | SBTML_RESET)); + OSL_DELAY(1); +} + +/* set chip watchdog reset timer to fire in 'ticks' backplane cycles */ +void +sb_watchdog(sb_t *sbh, uint ticks) +{ + sb_info_t *si = SB_INFO(sbh); + + /* make sure we come up in fast clock mode */ + sb_clkctl_clk(sbh, CLK_FAST); + + /* instant NMI */ + switch (si->gpioid) { + case SB_CC: +#ifdef __mips__ + if (sb_chip(sbh) == BCM4785_CHIP_ID && ticks <= 1) + MTC0(C0_BROADCOM, 4, (1 << 22)); +#endif /* __mips__ */ + sb_corereg(si, 0, OFFSETOF(chipcregs_t, watchdog), ~0, ticks); +#ifdef __mips__ + if (sb_chip(sbh) == BCM4785_CHIP_ID && ticks <= 1) { + __asm__ __volatile__ ( + ".set\tmips3\n\t" + "sync\n\t" + "wait\n\t" + ".set\tmips0" + ); + while (1); + } +#endif /* __mips__ */ + break; + case SB_EXTIF: + sb_corereg(si, si->gpioidx, OFFSETOF(extifregs_t, watchdog), ~0, ticks); + break; + } +} + +/* initialize the pcmcia core */ +void +sb_pcmcia_init(sb_t *sbh) +{ + sb_info_t *si; + uint8 cor = 0; + + si = SB_INFO(sbh); + + /* enable d11 mac interrupts */ + OSL_PCMCIA_READ_ATTR(si->osh, PCMCIA_FCR0 + PCMCIA_COR, &cor, 1); + cor |= COR_IRQEN | COR_FUNEN; + OSL_PCMCIA_WRITE_ATTR(si->osh, PCMCIA_FCR0 + PCMCIA_COR, &cor, 1); + +} + + +/* + * Configure the pci core for pci client (NIC) action + * coremask is the bitvec of cores by index to be enabled. + */ +void +BCMINITFN(sb_pci_setup)(sb_t *sbh, uint coremask) +{ + sb_info_t *si; + sbconfig_t *sb; + sbpciregs_t *pciregs; + uint32 sbflag; + uint32 w; + uint idx; + int reg_val; + + si = SB_INFO(sbh); + + /* if not pci bus, we're done */ + if (BUSTYPE(si->sb.bustype) != PCI_BUS) + return; + + ASSERT(PCI(si) || PCIE(si)); + ASSERT(si->sb.buscoreidx != BADIDX); + + /* get current core index */ + idx = si->curidx; + + /* we interrupt on this backplane flag number */ + ASSERT(GOODREGS(si->curmap)); + sb = REGS2SB(si->curmap); + sbflag = R_SBREG(si, &sb->sbtpsflag) & SBTPS_NUM0_MASK; + + /* switch over to pci core */ + pciregs = (sbpciregs_t*) sb_setcoreidx(sbh, si->sb.buscoreidx); + sb = REGS2SB(pciregs); + + /* + * Enable sb->pci interrupts. Assume + * PCI rev 2.3 support was added in pci core rev 6 and things changed.. + */ + if (PCIE(si) || (PCI(si) && ((si->sb.buscorerev) >= 6))) { + /* pci config write to set this core bit in PCIIntMask */ + w = OSL_PCI_READ_CONFIG(si->osh, PCI_INT_MASK, sizeof(uint32)); + w |= (coremask << PCI_SBIM_SHIFT); + OSL_PCI_WRITE_CONFIG(si->osh, PCI_INT_MASK, sizeof(uint32), w); + } else { + /* set sbintvec bit for our flag number */ + OR_SBREG(si, &sb->sbintvec, (1 << sbflag)); + } + + if (PCI(si)) { + OR_REG(si->osh, &pciregs->sbtopci2, (SBTOPCI_PREF|SBTOPCI_BURST)); + if (si->sb.buscorerev >= 11) + OR_REG(si->osh, &pciregs->sbtopci2, SBTOPCI_RC_READMULTI); + if (si->sb.buscorerev < 5) { + SET_SBREG(si, &sb->sbimconfiglow, SBIMCL_RTO_MASK | SBIMCL_STO_MASK, + (0x3 << SBIMCL_RTO_SHIFT) | 0x2); + sb_commit(sbh); + } + } + +#ifdef PCIE_SUPPOER + /* PCIE workarounds */ + if (PCIE(si)) { + if ((si->sb.buscorerev == 0) || (si->sb.buscorerev == 1)) { + reg_val = sb_pcie_readreg((void *)sbh, (void *)PCIE_PCIEREGS, + PCIE_TLP_WORKAROUNDSREG); + reg_val |= 0x8; + sb_pcie_writereg((void *)sbh, (void *)PCIE_PCIEREGS, + PCIE_TLP_WORKAROUNDSREG, reg_val); + } + + if (si->sb.buscorerev == 1) { + reg_val = sb_pcie_readreg((void *)sbh, (void *)PCIE_PCIEREGS, + PCIE_DLLP_LCREG); + reg_val |= (0x40); + sb_pcie_writereg(sbh, (void *)PCIE_PCIEREGS, PCIE_DLLP_LCREG, reg_val); + } + + if (si->sb.buscorerev == 0) + sb_war30841(si); + } +#endif + + /* switch back to previous core */ + sb_setcoreidx(sbh, idx); +} + +uint32 +sb_base(uint32 admatch) +{ + uint32 base; + uint type; + + type = admatch & SBAM_TYPE_MASK; + ASSERT(type < 3); + + base = 0; + + if (type == 0) { + base = admatch & SBAM_BASE0_MASK; + } else if (type == 1) { + ASSERT(!(admatch & SBAM_ADNEG)); /* neg not supported */ + base = admatch & SBAM_BASE1_MASK; + } else if (type == 2) { + ASSERT(!(admatch & SBAM_ADNEG)); /* neg not supported */ + base = admatch & SBAM_BASE2_MASK; + } + + return (base); +} + +uint32 +sb_size(uint32 admatch) +{ + uint32 size; + uint type; + + type = admatch & SBAM_TYPE_MASK; + ASSERT(type < 3); + + size = 0; + + if (type == 0) { + size = 1 << (((admatch & SBAM_ADINT0_MASK) >> SBAM_ADINT0_SHIFT) + 1); + } else if (type == 1) { + ASSERT(!(admatch & SBAM_ADNEG)); /* neg not supported */ + size = 1 << (((admatch & SBAM_ADINT1_MASK) >> SBAM_ADINT1_SHIFT) + 1); + } else if (type == 2) { + ASSERT(!(admatch & SBAM_ADNEG)); /* neg not supported */ + size = 1 << (((admatch & SBAM_ADINT2_MASK) >> SBAM_ADINT2_SHIFT) + 1); + } + + return (size); +} + +/* return the core-type instantiation # of the current core */ +uint +sb_coreunit(sb_t *sbh) +{ + sb_info_t *si; + uint idx; + uint coreid; + uint coreunit; + uint i; + + si = SB_INFO(sbh); + coreunit = 0; + + idx = si->curidx; + + ASSERT(GOODREGS(si->curmap)); + coreid = sb_coreid(sbh); + + /* count the cores of our type */ + for (i = 0; i < idx; i++) + if (si->coreid[i] == coreid) + coreunit++; + + return (coreunit); +} + +static INLINE uint32 +factor6(uint32 x) +{ + switch (x) { + case CC_F6_2: return 2; + case CC_F6_3: return 3; + case CC_F6_4: return 4; + case CC_F6_5: return 5; + case CC_F6_6: return 6; + case CC_F6_7: return 7; + default: return 0; + } +} + +/* calculate the speed the SB would run at given a set of clockcontrol values */ +uint32 +sb_clock_rate(uint32 pll_type, uint32 n, uint32 m) +{ + uint32 n1, n2, clock, m1, m2, m3, mc; + + n1 = n & CN_N1_MASK; + n2 = (n & CN_N2_MASK) >> CN_N2_SHIFT; + + if (pll_type == PLL_TYPE6) { + if (m & CC_T6_MMASK) + return CC_T6_M1; + else + return CC_T6_M0; + } else if ((pll_type == PLL_TYPE1) || + (pll_type == PLL_TYPE3) || + (pll_type == PLL_TYPE4) || + (pll_type == PLL_TYPE7)) { + n1 = factor6(n1); + n2 += CC_F5_BIAS; + } else if (pll_type == PLL_TYPE2) { + n1 += CC_T2_BIAS; + n2 += CC_T2_BIAS; + ASSERT((n1 >= 2) && (n1 <= 7)); + ASSERT((n2 >= 5) && (n2 <= 23)); + } else if (pll_type == PLL_TYPE5) { + return (100000000); + } else + ASSERT(0); + /* PLL types 3 and 7 use BASE2 (25Mhz) */ + if ((pll_type == PLL_TYPE3) || + (pll_type == PLL_TYPE7)) { + clock = CC_CLOCK_BASE2 * n1 * n2; + } else + clock = CC_CLOCK_BASE1 * n1 * n2; + + if (clock == 0) + return 0; + + m1 = m & CC_M1_MASK; + m2 = (m & CC_M2_MASK) >> CC_M2_SHIFT; + m3 = (m & CC_M3_MASK) >> CC_M3_SHIFT; + mc = (m & CC_MC_MASK) >> CC_MC_SHIFT; + + if ((pll_type == PLL_TYPE1) || + (pll_type == PLL_TYPE3) || + (pll_type == PLL_TYPE4) || + (pll_type == PLL_TYPE7)) { + m1 = factor6(m1); + if ((pll_type == PLL_TYPE1) || (pll_type == PLL_TYPE3)) + m2 += CC_F5_BIAS; + else + m2 = factor6(m2); + m3 = factor6(m3); + + switch (mc) { + case CC_MC_BYPASS: return (clock); + case CC_MC_M1: return (clock / m1); + case CC_MC_M1M2: return (clock / (m1 * m2)); + case CC_MC_M1M2M3: return (clock / (m1 * m2 * m3)); + case CC_MC_M1M3: return (clock / (m1 * m3)); + default: return (0); + } + } else { + ASSERT(pll_type == PLL_TYPE2); + + m1 += CC_T2_BIAS; + m2 += CC_T2M2_BIAS; + m3 += CC_T2_BIAS; + ASSERT((m1 >= 2) && (m1 <= 7)); + ASSERT((m2 >= 3) && (m2 <= 10)); + ASSERT((m3 >= 2) && (m3 <= 7)); + + if ((mc & CC_T2MC_M1BYP) == 0) + clock /= m1; + if ((mc & CC_T2MC_M2BYP) == 0) + clock /= m2; + if ((mc & CC_T2MC_M3BYP) == 0) + clock /= m3; + + return (clock); + } +} + +/* returns the current speed the SB is running at */ +uint32 +sb_clock(sb_t *sbh) +{ + sb_info_t *si; + extifregs_t *eir; + chipcregs_t *cc; + uint32 n, m; + uint idx; + uint32 pll_type, rate; + uint intr_val = 0; + + si = SB_INFO(sbh); + idx = si->curidx; + pll_type = PLL_TYPE1; + + INTR_OFF(si, intr_val); + + /* switch to extif or chipc core */ + if ((eir = (extifregs_t *) sb_setcore(sbh, SB_EXTIF, 0))) { + n = R_REG(si->osh, &eir->clockcontrol_n); + m = R_REG(si->osh, &eir->clockcontrol_sb); + } else if ((cc = (chipcregs_t *) sb_setcore(sbh, SB_CC, 0))) { + pll_type = R_REG(si->osh, &cc->capabilities) & CAP_PLL_MASK; + if (pll_type == PLL_NONE) { + INTR_RESTORE(si, intr_val); + return 80000000; + } + n = R_REG(si->osh, &cc->clockcontrol_n); + if (pll_type == PLL_TYPE6) + m = R_REG(si->osh, &cc->clockcontrol_m3); + else if ((pll_type == PLL_TYPE3) && !(BCMINIT(sb_chip)(sbh) == 0x5365)) + m = R_REG(si->osh, &cc->clockcontrol_m2); + else + m = R_REG(si->osh, &cc->clockcontrol_sb); + } else { + INTR_RESTORE(si, intr_val); + return 0; + } + + /* calculate rate */ + if (BCMINIT(sb_chip)(sbh) == 0x5365) + rate = 100000000; + else { + rate = sb_clock_rate(pll_type, n, m); + + if (pll_type == PLL_TYPE3) + rate = rate / 2; + } + + /* switch back to previous core */ + sb_setcoreidx(sbh, idx); + + INTR_RESTORE(si, intr_val); + + return rate; +} + +/* change logical "focus" to the gpio core for optimized access */ +void* +sb_gpiosetcore(sb_t *sbh) +{ + sb_info_t *si; + + si = SB_INFO(sbh); + + return (sb_setcoreidx(sbh, si->gpioidx)); +} + +/* mask&set gpiocontrol bits */ +uint32 +sb_gpiocontrol(sb_t *sbh, uint32 mask, uint32 val, uint8 priority) +{ + sb_info_t *si; + uint regoff; + + si = SB_INFO(sbh); + regoff = 0; + + priority = GPIO_DRV_PRIORITY; /* compatibility hack */ + + /* gpios could be shared on router platforms */ + if ((BUSTYPE(si->sb.bustype) == SB_BUS) && (val || mask)) { + mask = priority ? (sb_gpioreservation & mask) : + ((sb_gpioreservation | mask) & ~(sb_gpioreservation)); + val &= mask; + } + + switch (si->gpioid) { + case SB_CC: + regoff = OFFSETOF(chipcregs_t, gpiocontrol); + break; + + case SB_PCI: + regoff = OFFSETOF(sbpciregs_t, gpiocontrol); + break; + + case SB_EXTIF: + return (0); + } + + return (sb_corereg(si, si->gpioidx, regoff, mask, val)); +} + +/* mask&set gpio output enable bits */ +uint32 +sb_gpioouten(sb_t *sbh, uint32 mask, uint32 val, uint8 priority) +{ + sb_info_t *si; + uint regoff; + + si = SB_INFO(sbh); + regoff = 0; + + priority = GPIO_DRV_PRIORITY; /* compatibility hack */ + + /* gpios could be shared on router platforms */ + if ((BUSTYPE(si->sb.bustype) == SB_BUS) && (val || mask)) { + mask = priority ? (sb_gpioreservation & mask) : + ((sb_gpioreservation | mask) & ~(sb_gpioreservation)); + val &= mask; + } + + switch (si->gpioid) { + case SB_CC: + regoff = OFFSETOF(chipcregs_t, gpioouten); + break; + + case SB_PCI: + regoff = OFFSETOF(sbpciregs_t, gpioouten); + break; + + case SB_EXTIF: + regoff = OFFSETOF(extifregs_t, gpio[0].outen); + break; + } + + return (sb_corereg(si, si->gpioidx, regoff, mask, val)); +} + +/* mask&set gpio output bits */ +uint32 +sb_gpioout(sb_t *sbh, uint32 mask, uint32 val, uint8 priority) +{ + sb_info_t *si; + uint regoff; + + si = SB_INFO(sbh); + regoff = 0; + + priority = GPIO_DRV_PRIORITY; /* compatibility hack */ + + /* gpios could be shared on router platforms */ + if ((BUSTYPE(si->sb.bustype) == SB_BUS) && (val || mask)) { + mask = priority ? (sb_gpioreservation & mask) : + ((sb_gpioreservation | mask) & ~(sb_gpioreservation)); + val &= mask; + } + + switch (si->gpioid) { + case SB_CC: + regoff = OFFSETOF(chipcregs_t, gpioout); + break; + + case SB_PCI: + regoff = OFFSETOF(sbpciregs_t, gpioout); + break; + + case SB_EXTIF: + regoff = OFFSETOF(extifregs_t, gpio[0].out); + break; + } + + return (sb_corereg(si, si->gpioidx, regoff, mask, val)); +} + +/* reserve one gpio */ +uint32 +sb_gpioreserve(sb_t *sbh, uint32 gpio_bitmask, uint8 priority) +{ + sb_info_t *si; + + si = SB_INFO(sbh); + + priority = GPIO_DRV_PRIORITY; /* compatibility hack */ + + /* only cores on SB_BUS share GPIO's and only applcation users need to + * reserve/release GPIO + */ + if ((BUSTYPE(si->sb.bustype) != SB_BUS) || (!priority)) { + ASSERT((BUSTYPE(si->sb.bustype) == SB_BUS) && (priority)); + return -1; + } + /* make sure only one bit is set */ + if ((!gpio_bitmask) || ((gpio_bitmask) & (gpio_bitmask - 1))) { + ASSERT((gpio_bitmask) && !((gpio_bitmask) & (gpio_bitmask - 1))); + return -1; + } + + /* already reserved */ + if (sb_gpioreservation & gpio_bitmask) + return -1; + /* set reservation */ + sb_gpioreservation |= gpio_bitmask; + + return sb_gpioreservation; +} + +/* release one gpio */ +/* + * releasing the gpio doesn't change the current value on the GPIO last write value + * persists till some one overwrites it +*/ + +uint32 +sb_gpiorelease(sb_t *sbh, uint32 gpio_bitmask, uint8 priority) +{ + sb_info_t *si; + + si = SB_INFO(sbh); + + priority = GPIO_DRV_PRIORITY; /* compatibility hack */ + + /* only cores on SB_BUS share GPIO's and only applcation users need to + * reserve/release GPIO + */ + if ((BUSTYPE(si->sb.bustype) != SB_BUS) || (!priority)) { + ASSERT((BUSTYPE(si->sb.bustype) == SB_BUS) && (priority)); + return -1; + } + /* make sure only one bit is set */ + if ((!gpio_bitmask) || ((gpio_bitmask) & (gpio_bitmask - 1))) { + ASSERT((gpio_bitmask) && !((gpio_bitmask) & (gpio_bitmask - 1))); + return -1; + } + + /* already released */ + if (!(sb_gpioreservation & gpio_bitmask)) + return -1; + + /* clear reservation */ + sb_gpioreservation &= ~gpio_bitmask; + + return sb_gpioreservation; +} + +/* return the current gpioin register value */ +uint32 +sb_gpioin(sb_t *sbh) +{ + sb_info_t *si; + uint regoff; + + si = SB_INFO(sbh); + regoff = 0; + + switch (si->gpioid) { + case SB_CC: + regoff = OFFSETOF(chipcregs_t, gpioin); + break; + + case SB_PCI: + regoff = OFFSETOF(sbpciregs_t, gpioin); + break; + + case SB_EXTIF: + regoff = OFFSETOF(extifregs_t, gpioin); + break; + } + + return (sb_corereg(si, si->gpioidx, regoff, 0, 0)); +} + +/* mask&set gpio interrupt polarity bits */ +uint32 +sb_gpiointpolarity(sb_t *sbh, uint32 mask, uint32 val, uint8 priority) +{ + sb_info_t *si; + uint regoff; + + si = SB_INFO(sbh); + regoff = 0; + + priority = GPIO_DRV_PRIORITY; /* compatibility hack */ + + /* gpios could be shared on router platforms */ + if ((BUSTYPE(si->sb.bustype) == SB_BUS) && (val || mask)) { + mask = priority ? (sb_gpioreservation & mask) : + ((sb_gpioreservation | mask) & ~(sb_gpioreservation)); + val &= mask; + } + + switch (si->gpioid) { + case SB_CC: + regoff = OFFSETOF(chipcregs_t, gpiointpolarity); + break; + + case SB_PCI: + /* pci gpio implementation does not support interrupt polarity */ + ASSERT(0); + break; + + case SB_EXTIF: + regoff = OFFSETOF(extifregs_t, gpiointpolarity); + break; + } + + return (sb_corereg(si, si->gpioidx, regoff, mask, val)); +} + +/* mask&set gpio interrupt mask bits */ +uint32 +sb_gpiointmask(sb_t *sbh, uint32 mask, uint32 val, uint8 priority) +{ + sb_info_t *si; + uint regoff; + + si = SB_INFO(sbh); + regoff = 0; + + priority = GPIO_DRV_PRIORITY; /* compatibility hack */ + + /* gpios could be shared on router platforms */ + if ((BUSTYPE(si->sb.bustype) == SB_BUS) && (val || mask)) { + mask = priority ? (sb_gpioreservation & mask) : + ((sb_gpioreservation | mask) & ~(sb_gpioreservation)); + val &= mask; + } + + switch (si->gpioid) { + case SB_CC: + regoff = OFFSETOF(chipcregs_t, gpiointmask); + break; + + case SB_PCI: + /* pci gpio implementation does not support interrupt mask */ + ASSERT(0); + break; + + case SB_EXTIF: + regoff = OFFSETOF(extifregs_t, gpiointmask); + break; + } + + return (sb_corereg(si, si->gpioidx, regoff, mask, val)); +} + +/* assign the gpio to an led */ +uint32 +sb_gpioled(sb_t *sbh, uint32 mask, uint32 val) +{ + sb_info_t *si; + + si = SB_INFO(sbh); + if (si->sb.ccrev < 16) + return -1; + + /* gpio led powersave reg */ + return (sb_corereg(si, 0, OFFSETOF(chipcregs_t, gpiotimeroutmask), mask, val)); +} + +/* mask & set gpio timer val */ +uint32 +sb_gpiotimerval(sb_t *sbh, uint32 mask, uint32 gpiotimerval) +{ + sb_info_t *si; + si = SB_INFO(sbh); + + if (si->sb.ccrev < 16) + return -1; + + return (sb_corereg(si, 0, OFFSETOF(chipcregs_t, gpiotimerval), mask, gpiotimerval)); +} + + +/* return the slow clock source - LPO, XTAL, or PCI */ +static uint +sb_slowclk_src(sb_info_t *si) +{ + chipcregs_t *cc; + + + ASSERT(sb_coreid(&si->sb) == SB_CC); + + if (si->sb.ccrev < 6) { + if ((BUSTYPE(si->sb.bustype) == PCI_BUS) && + (OSL_PCI_READ_CONFIG(si->osh, PCI_GPIO_OUT, sizeof(uint32)) & + PCI_CFG_GPIO_SCS)) + return (SCC_SS_PCI); + else + return (SCC_SS_XTAL); + } else if (si->sb.ccrev < 10) { + cc = (chipcregs_t*) sb_setcoreidx(&si->sb, si->curidx); + return (R_REG(si->osh, &cc->slow_clk_ctl) & SCC_SS_MASK); + } else /* Insta-clock */ + return (SCC_SS_XTAL); +} + +/* return the ILP (slowclock) min or max frequency */ +static uint +sb_slowclk_freq(sb_info_t *si, bool max) +{ + chipcregs_t *cc; + uint32 slowclk; + uint div; + + + ASSERT(sb_coreid(&si->sb) == SB_CC); + + cc = (chipcregs_t*) sb_setcoreidx(&si->sb, si->curidx); + + /* shouldn't be here unless we've established the chip has dynamic clk control */ + ASSERT(R_REG(si->osh, &cc->capabilities) & CAP_PWR_CTL); + + slowclk = sb_slowclk_src(si); + if (si->sb.ccrev < 6) { + if (slowclk == SCC_SS_PCI) + return (max? (PCIMAXFREQ/64) : (PCIMINFREQ/64)); + else + return (max? (XTALMAXFREQ/32) : (XTALMINFREQ/32)); + } else if (si->sb.ccrev < 10) { + div = 4 * (((R_REG(si->osh, &cc->slow_clk_ctl) & SCC_CD_MASK) >> SCC_CD_SHIFT) + 1); + if (slowclk == SCC_SS_LPO) + return (max? LPOMAXFREQ : LPOMINFREQ); + else if (slowclk == SCC_SS_XTAL) + return (max? (XTALMAXFREQ/div) : (XTALMINFREQ/div)); + else if (slowclk == SCC_SS_PCI) + return (max? (PCIMAXFREQ/div) : (PCIMINFREQ/div)); + else + ASSERT(0); + } else { + /* Chipc rev 10 is InstaClock */ + div = R_REG(si->osh, &cc->system_clk_ctl) >> SYCC_CD_SHIFT; + div = 4 * (div + 1); + return (max ? XTALMAXFREQ : (XTALMINFREQ/div)); + } + return (0); +} + +static void +BCMINITFN(sb_clkctl_setdelay)(sb_info_t *si, void *chipcregs) +{ + chipcregs_t * cc; + uint slowmaxfreq, pll_delay, slowclk; + uint pll_on_delay, fref_sel_delay; + + pll_delay = PLL_DELAY; + + /* If the slow clock is not sourced by the xtal then add the xtal_on_delay + * since the xtal will also be powered down by dynamic clk control logic. + */ + + slowclk = sb_slowclk_src(si); + if (slowclk != SCC_SS_XTAL) + pll_delay += XTAL_ON_DELAY; + + /* Starting with 4318 it is ILP that is used for the delays */ + slowmaxfreq = sb_slowclk_freq(si, (si->sb.ccrev >= 10) ? FALSE : TRUE); + + pll_on_delay = ((slowmaxfreq * pll_delay) + 999999) / 1000000; + fref_sel_delay = ((slowmaxfreq * FREF_DELAY) + 999999) / 1000000; + + cc = (chipcregs_t *)chipcregs; + W_REG(si->osh, &cc->pll_on_delay, pll_on_delay); + W_REG(si->osh, &cc->fref_sel_delay, fref_sel_delay); +} + +/* initialize power control delay registers */ +void +BCMINITFN(sb_clkctl_init)(sb_t *sbh) +{ + sb_info_t *si; + uint origidx; + chipcregs_t *cc; + + si = SB_INFO(sbh); + + origidx = si->curidx; + + if ((cc = (chipcregs_t*) sb_setcore(sbh, SB_CC, 0)) == NULL) + return; + + if ((si->sb.chip == BCM4321_CHIP_ID) && (si->sb.chiprev < 2)) + W_REG(si->osh, &cc->chipcontrol, + (si->sb.chiprev == 0) ? CHIPCTRL_4321A0_DEFAULT : CHIPCTRL_4321A1_DEFAULT); + + if (!(R_REG(si->osh, &cc->capabilities) & CAP_PWR_CTL)) + goto done; + + /* set all Instaclk chip ILP to 1 MHz */ + else if (si->sb.ccrev >= 10) + SET_REG(si->osh, &cc->system_clk_ctl, SYCC_CD_MASK, + (ILP_DIV_1MHZ << SYCC_CD_SHIFT)); + + sb_clkctl_setdelay(si, (void *)cc); + +done: + sb_setcoreidx(sbh, origidx); +} + +/* return the value suitable for writing to the dot11 core FAST_PWRUP_DELAY register */ +uint16 +sb_clkctl_fast_pwrup_delay(sb_t *sbh) +{ + sb_info_t *si; + uint origidx; + chipcregs_t *cc; + uint slowminfreq; + uint16 fpdelay; + uint intr_val = 0; + + si = SB_INFO(sbh); + fpdelay = 0; + origidx = si->curidx; + + INTR_OFF(si, intr_val); + + if ((cc = (chipcregs_t*) sb_setcore(sbh, SB_CC, 0)) == NULL) + goto done; + + if (!(R_REG(si->osh, &cc->capabilities) & CAP_PWR_CTL)) + goto done; + + slowminfreq = sb_slowclk_freq(si, FALSE); + fpdelay = (((R_REG(si->osh, &cc->pll_on_delay) + 2) * 1000000) + + (slowminfreq - 1)) / slowminfreq; + +done: + sb_setcoreidx(sbh, origidx); + INTR_RESTORE(si, intr_val); + return (fpdelay); +} + +/* turn primary xtal and/or pll off/on */ +int +sb_clkctl_xtal(sb_t *sbh, uint what, bool on) +{ + sb_info_t *si; + uint32 in, out, outen; + + si = SB_INFO(sbh); + + switch (BUSTYPE(si->sb.bustype)) { + + + case PCMCIA_BUS: + return (0); + + + case PCI_BUS: + + /* pcie core doesn't have any mapping to control the xtal pu */ + if (PCIE(si)) + return -1; + + in = OSL_PCI_READ_CONFIG(si->osh, PCI_GPIO_IN, sizeof(uint32)); + out = OSL_PCI_READ_CONFIG(si->osh, PCI_GPIO_OUT, sizeof(uint32)); + outen = OSL_PCI_READ_CONFIG(si->osh, PCI_GPIO_OUTEN, sizeof(uint32)); + + /* + * Avoid glitching the clock if GPRS is already using it. + * We can't actually read the state of the PLLPD so we infer it + * by the value of XTAL_PU which *is* readable via gpioin. + */ + if (on && (in & PCI_CFG_GPIO_XTAL)) + return (0); + + if (what & XTAL) + outen |= PCI_CFG_GPIO_XTAL; + if (what & PLL) + outen |= PCI_CFG_GPIO_PLL; + + if (on) { + /* turn primary xtal on */ + if (what & XTAL) { + out |= PCI_CFG_GPIO_XTAL; + if (what & PLL) + out |= PCI_CFG_GPIO_PLL; + OSL_PCI_WRITE_CONFIG(si->osh, PCI_GPIO_OUT, + sizeof(uint32), out); + OSL_PCI_WRITE_CONFIG(si->osh, PCI_GPIO_OUTEN, + sizeof(uint32), outen); + OSL_DELAY(XTAL_ON_DELAY); + } + + /* turn pll on */ + if (what & PLL) { + out &= ~PCI_CFG_GPIO_PLL; + OSL_PCI_WRITE_CONFIG(si->osh, PCI_GPIO_OUT, + sizeof(uint32), out); + OSL_DELAY(2000); + } + } else { + if (what & XTAL) + out &= ~PCI_CFG_GPIO_XTAL; + if (what & PLL) + out |= PCI_CFG_GPIO_PLL; + OSL_PCI_WRITE_CONFIG(si->osh, PCI_GPIO_OUT, sizeof(uint32), out); + OSL_PCI_WRITE_CONFIG(si->osh, PCI_GPIO_OUTEN, sizeof(uint32), + outen); + } + + default: + return (-1); + } + + return (0); +} + +/* set dynamic clk control mode (forceslow, forcefast, dynamic) */ +/* returns true if we are forcing fast clock */ +bool +sb_clkctl_clk(sb_t *sbh, uint mode) +{ + sb_info_t *si; + uint origidx; + chipcregs_t *cc; + uint32 scc; + uint intr_val = 0; + + si = SB_INFO(sbh); + + /* chipcommon cores prior to rev6 don't support dynamic clock control */ + if (si->sb.ccrev < 6) + return (FALSE); + + + /* Chips with ccrev 10 are EOL and they don't have SYCC_HR which we use below */ + ASSERT(si->sb.ccrev != 10); + + INTR_OFF(si, intr_val); + + origidx = si->curidx; + + if (sb_setcore(sbh, SB_MIPS33, 0) && (sb_corerev(&si->sb) <= 7) && + (BUSTYPE(si->sb.bustype) == SB_BUS) && (si->sb.ccrev >= 10)) + goto done; + + /* PR32414WAR "Force HT clock on" all the time, no dynamic clk ctl */ + if ((si->sb.chip == BCM4311_CHIP_ID) && (si->sb.chiprev <= 1)) + goto done; + + cc = (chipcregs_t*) sb_setcore(sbh, SB_CC, 0); + ASSERT(cc != NULL); + + if (!(R_REG(si->osh, &cc->capabilities) & CAP_PWR_CTL)) + goto done; + + switch (mode) { + case CLK_FAST: /* force fast (pll) clock */ + if (si->sb.ccrev < 10) { + /* don't forget to force xtal back on before we clear SCC_DYN_XTAL.. */ + sb_clkctl_xtal(&si->sb, XTAL, ON); + + SET_REG(si->osh, &cc->slow_clk_ctl, (SCC_XC | SCC_FS | SCC_IP), SCC_IP); + } else + OR_REG(si->osh, &cc->system_clk_ctl, SYCC_HR); + /* wait for the PLL */ + OSL_DELAY(PLL_DELAY); + break; + + case CLK_DYNAMIC: /* enable dynamic clock control */ + + if (si->sb.ccrev < 10) { + scc = R_REG(si->osh, &cc->slow_clk_ctl); + scc &= ~(SCC_FS | SCC_IP | SCC_XC); + if ((scc & SCC_SS_MASK) != SCC_SS_XTAL) + scc |= SCC_XC; + W_REG(si->osh, &cc->slow_clk_ctl, scc); + + /* for dynamic control, we have to release our xtal_pu "force on" */ + if (scc & SCC_XC) + sb_clkctl_xtal(&si->sb, XTAL, OFF); + } else { + /* Instaclock */ + AND_REG(si->osh, &cc->system_clk_ctl, ~SYCC_HR); + } + break; + + default: + ASSERT(0); + } + +done: + sb_setcoreidx(sbh, origidx); + INTR_RESTORE(si, intr_val); + return (mode == CLK_FAST); +} + +/* register driver interrupt disabling and restoring callback functions */ +void +sb_register_intr_callback(sb_t *sbh, void *intrsoff_fn, void *intrsrestore_fn, + void *intrsenabled_fn, void *intr_arg) +{ + sb_info_t *si; + + si = SB_INFO(sbh); + si->intr_arg = intr_arg; + si->intrsoff_fn = (sb_intrsoff_t)intrsoff_fn; + si->intrsrestore_fn = (sb_intrsrestore_t)intrsrestore_fn; + si->intrsenabled_fn = (sb_intrsenabled_t)intrsenabled_fn; + /* save current core id. when this function called, the current core + * must be the core which provides driver functions(il, et, wl, etc.) + */ + si->dev_coreid = si->coreid[si->curidx]; +} + + +int +sb_corepciid(sb_t *sbh, uint func, uint16 *pcivendor, uint16 *pcidevice, + uint8 *pciclass, uint8 *pcisubclass, uint8 *pciprogif, + uint8 *pciheader) +{ + uint16 vendor = 0xffff, device = 0xffff; + uint core, unit; + uint chip, chippkg; + uint nfunc; + char varname[SB_DEVPATH_BUFSZ + 8]; + uint8 class, subclass, progif; + char devpath[SB_DEVPATH_BUFSZ]; + uint8 header; + + core = sb_coreid(sbh); + unit = sb_coreunit(sbh); + + chip = sb_chip(sbh); + chippkg = sb_chippkg(sbh); + + progif = 0; + header = PCI_HEADER_NORMAL; + + /* Verify whether the function exists for the core */ + nfunc = (core == SB_USB20H) ? 2 : 1; + if (func >= nfunc) + return BCME_ERROR; + + /* Known vendor translations */ + switch (sb_corevendor(sbh)) { + case SB_VEND_BCM: + vendor = VENDOR_BROADCOM; + break; + default: + return BCME_ERROR; + } + + /* Determine class based on known core codes */ + switch (core) { + case SB_ILINE20: + class = PCI_CLASS_NET; + subclass = PCI_NET_ETHER; + device = BCM47XX_ILINE_ID; + break; + case SB_ENET: + class = PCI_CLASS_NET; + subclass = PCI_NET_ETHER; + device = BCM47XX_ENET_ID; + break; + case SB_GIGETH: + class = PCI_CLASS_NET; + subclass = PCI_NET_ETHER; + device = BCM47XX_GIGETH_ID; + break; + case SB_SDRAM: + case SB_MEMC: + class = PCI_CLASS_MEMORY; + subclass = PCI_MEMORY_RAM; + device = (uint16)core; + break; + case SB_PCI: + case SB_PCIE: + class = PCI_CLASS_BRIDGE; + subclass = PCI_BRIDGE_PCI; + device = (uint16)core; + header = PCI_HEADER_BRIDGE; + break; + case SB_MIPS: + case SB_MIPS33: + class = PCI_CLASS_CPU; + subclass = PCI_CPU_MIPS; + device = (uint16)core; + break; + case SB_CODEC: + class = PCI_CLASS_COMM; + subclass = PCI_COMM_MODEM; + device = BCM47XX_V90_ID; + break; + case SB_USB: + class = PCI_CLASS_SERIAL; + subclass = PCI_SERIAL_USB; + progif = 0x10; /* OHCI */ + device = BCM47XX_USB_ID; + break; + case SB_USB11H: + class = PCI_CLASS_SERIAL; + subclass = PCI_SERIAL_USB; + progif = 0x10; /* OHCI */ + device = BCM47XX_USBH_ID; + break; + case SB_USB20H: + class = PCI_CLASS_SERIAL; + subclass = PCI_SERIAL_USB; + progif = func == 0 ? 0x10 : 0x20; /* OHCI/EHCI */ + device = BCM47XX_USB20H_ID; + header = 0x80; /* multifunction */ + break; + case SB_USB11D: + class = PCI_CLASS_SERIAL; + subclass = PCI_SERIAL_USB; + device = BCM47XX_USBD_ID; + break; + case SB_USB20D: + class = PCI_CLASS_SERIAL; + subclass = PCI_SERIAL_USB; + device = BCM47XX_USB20D_ID; + break; + case SB_IPSEC: + class = PCI_CLASS_CRYPT; + subclass = PCI_CRYPT_NETWORK; + device = BCM47XX_IPSEC_ID; + break; + case SB_ROBO: + class = PCI_CLASS_NET; + subclass = PCI_NET_OTHER; + device = BCM47XX_ROBO_ID; + break; + case SB_EXTIF: + case SB_CC: + class = PCI_CLASS_MEMORY; + subclass = PCI_MEMORY_FLASH; + device = (uint16)core; + break; + case SB_D11: + class = PCI_CLASS_NET; + subclass = PCI_NET_OTHER; + /* Let nvram variable override core ID */ + sb_devpath(sbh, devpath, sizeof(devpath)); + sprintf(varname, "%sdevid", devpath); + if ((device = (uint16)getintvar(NULL, varname))) + break; + /* + * no longer support wl%did, but keep the code + * here for backward compatibility. + */ + sprintf(varname, "wl%did", unit); + if ((device = (uint16)getintvar(NULL, varname))) + break; + /* Chip specific conversion */ + if (chip == BCM4712_CHIP_ID) { + if (chippkg == BCM4712SMALL_PKG_ID) + device = BCM4306_D11G_ID; + else + device = BCM4306_D11DUAL_ID; + break; + } + /* ignore it */ + device = 0xffff; + break; + case SB_SATAXOR: + class = PCI_CLASS_XOR; + subclass = PCI_XOR_QDMA; + device = BCM47XX_SATAXOR_ID; + break; + case SB_ATA100: + class = PCI_CLASS_DASDI; + subclass = PCI_DASDI_IDE; + device = BCM47XX_ATA100_ID; + break; + + default: + class = subclass = progif = 0xff; + device = (uint16)core; + break; + } + + *pcivendor = vendor; + *pcidevice = device; + *pciclass = class; + *pcisubclass = subclass; + *pciprogif = progif; + *pciheader = header; + + return 0; +} + + + +/* use the mdio interface to write to mdio slaves */ +static int +sb_pcie_mdiowrite(sb_info_t *si, uint physmedia, uint regaddr, uint val) +{ + uint mdiodata; + uint i = 0; + sbpcieregs_t *pcieregs; + + pcieregs = (sbpcieregs_t*) sb_setcoreidx(&si->sb, si->sb.buscoreidx); + ASSERT(pcieregs); + + /* enable mdio access to SERDES */ + W_REG(si->osh, (&pcieregs->mdiocontrol), MDIOCTL_PREAM_EN | MDIOCTL_DIVISOR_VAL); + + mdiodata = MDIODATA_START | MDIODATA_WRITE | + (physmedia << MDIODATA_DEVADDR_SHF) | + (regaddr << MDIODATA_REGADDR_SHF) | MDIODATA_TA | val; + + W_REG(si->osh, (&pcieregs->mdiodata), mdiodata); + + PR28829_DELAY(); + + /* retry till the transaction is complete */ + while (i < 10) { + if (R_REG(si->osh, &(pcieregs->mdiocontrol)) & MDIOCTL_ACCESS_DONE) { + /* Disable mdio access to SERDES */ + W_REG(si->osh, (&pcieregs->mdiocontrol), 0); + return 0; + } + OSL_DELAY(1000); + i++; + } + + SB_ERROR(("sb_pcie_mdiowrite: timed out\n")); + /* Disable mdio access to SERDES */ + W_REG(si->osh, (&pcieregs->mdiocontrol), 0); + ASSERT(0); + return 1; + +} + +/* indirect way to read pcie config regs */ +uint +sb_pcie_readreg(void *sb, void* arg1, uint offset) +{ + sb_info_t *si; + sb_t *sbh; + uint retval = 0xFFFFFFFF; + sbpcieregs_t *pcieregs; + uint addrtype; + + sbh = (sb_t *)sb; + si = SB_INFO(sbh); + ASSERT(PCIE(si)); + + pcieregs = (sbpcieregs_t *)sb_setcore(sbh, SB_PCIE, 0); + ASSERT(pcieregs); + + addrtype = (uint)((uintptr)arg1); + switch (addrtype) { + case PCIE_CONFIGREGS: + W_REG(si->osh, (&pcieregs->configaddr), offset); + retval = R_REG(si->osh, &(pcieregs->configdata)); + break; + case PCIE_PCIEREGS: + W_REG(si->osh, &(pcieregs->pcieaddr), offset); + retval = R_REG(si->osh, &(pcieregs->pciedata)); + break; + default: + ASSERT(0); + break; + } + return retval; +} + +/* indirect way to write pcie config/mdio/pciecore regs */ +uint +sb_pcie_writereg(sb_t *sbh, void *arg1, uint offset, uint val) +{ + sb_info_t *si; + sbpcieregs_t *pcieregs; + uint addrtype; + + si = SB_INFO(sbh); + ASSERT(PCIE(si)); + + pcieregs = (sbpcieregs_t *)sb_setcore(sbh, SB_PCIE, 0); + ASSERT(pcieregs); + + addrtype = (uint)((uintptr)arg1); + + switch (addrtype) { + case PCIE_CONFIGREGS: + W_REG(si->osh, (&pcieregs->configaddr), offset); + W_REG(si->osh, (&pcieregs->configdata), val); + break; + case PCIE_PCIEREGS: + W_REG(si->osh, (&pcieregs->pcieaddr), offset); + W_REG(si->osh, (&pcieregs->pciedata), val); + break; + default: + ASSERT(0); + break; + } + return 0; +} + +/* Build device path. Support SB, PCI, and JTAG for now. */ +int +sb_devpath(sb_t *sbh, char *path, int size) +{ + ASSERT(path); + ASSERT(size >= SB_DEVPATH_BUFSZ); + + switch (BUSTYPE((SB_INFO(sbh))->sb.bustype)) { + case SB_BUS: + case JTAG_BUS: + sprintf(path, "sb/%u/", sb_coreidx(sbh)); + break; + case PCI_BUS: + ASSERT((SB_INFO(sbh))->osh); + sprintf(path, "pci/%u/%u/", OSL_PCI_BUS((SB_INFO(sbh))->osh), + OSL_PCI_SLOT((SB_INFO(sbh))->osh)); + break; + case PCMCIA_BUS: + SB_ERROR(("sb_devpath: OSL_PCMCIA_BUS() not implemented, bus 1 assumed\n")); + SB_ERROR(("sb_devpath: OSL_PCMCIA_SLOT() not implemented, slot 1 assumed\n")); + sprintf(path, "pc/%u/%u/", 1, 1); + break; + case SDIO_BUS: + SB_ERROR(("sb_devpath: device 0 assumed\n")); + sprintf(path, "sd/%u/", sb_coreidx(sbh)); + break; + default: + ASSERT(0); + break; + } + + return 0; +} + +/* + * Fixup SROMless PCI device's configuration. + * The current core may be changed upon return. + */ +static int +sb_pci_fixcfg(sb_info_t *si) +{ + uint origidx, pciidx; + sbpciregs_t *pciregs; + sbpcieregs_t *pcieregs; + uint16 val16, *reg16; + char name[SB_DEVPATH_BUFSZ+16], *value; + char devpath[SB_DEVPATH_BUFSZ]; + + ASSERT(BUSTYPE(si->sb.bustype) == PCI_BUS); + + /* Fixup PI in SROM shadow area to enable the correct PCI core access */ + /* save the current index */ + origidx = sb_coreidx(&si->sb); + + /* check 'pi' is correct and fix it if not */ + if (si->sb.buscoretype == SB_PCIE) { + pcieregs = (sbpcieregs_t *)sb_setcore(&si->sb, SB_PCIE, 0); + ASSERT(pcieregs); + reg16 = &pcieregs->sprom[SRSH_PI_OFFSET]; + } else if (si->sb.buscoretype == SB_PCI) { + pciregs = (sbpciregs_t *)sb_setcore(&si->sb, SB_PCI, 0); + ASSERT(pciregs); + reg16 = &pciregs->sprom[SRSH_PI_OFFSET]; + } else { + ASSERT(0); + return -1; + } + pciidx = sb_coreidx(&si->sb); + val16 = R_REG(si->osh, reg16); + if (((val16 & SRSH_PI_MASK) >> SRSH_PI_SHIFT) != (uint16)pciidx) { + val16 = (uint16)(pciidx << SRSH_PI_SHIFT) | (val16 & ~SRSH_PI_MASK); + W_REG(si->osh, reg16, val16); + } + + /* restore the original index */ + sb_setcoreidx(&si->sb, origidx); + + /* + * Fixup bar0window in PCI config space to make the core indicated + * by the nvram variable the current core. + * !Do it last, it may change the current core! + */ + if (sb_devpath(&si->sb, devpath, sizeof(devpath))) + return -1; + sprintf(name, "%sb0w", devpath); + if ((value = getvar(NULL, name))) { + OSL_PCI_WRITE_CONFIG(si->osh, PCI_BAR0_WIN, sizeof(uint32), + bcm_strtoul(value, NULL, 16)); + /* update curidx since the current core is changed */ + si->curidx = _sb_coreidx(si); + if (si->curidx == BADIDX) { + SB_ERROR(("sb_pci_fixcfg: bad core index\n")); + return -1; + } + } + + return 0; +} + +static uint +sb_chipc_capability(sb_t *sbh) +{ + sb_info_t *si; + + si = SB_INFO(sbh); + + /* Make sure that there is ChipCommon core present */ + if (si->coreid[SB_CC_IDX] == SB_CC) + return (sb_corereg(si, SB_CC_IDX, OFFSETOF(chipcregs_t, capabilities), + 0, 0)); + return 0; +} + +/* Return ADDR64 capability of the backplane */ +bool +sb_backplane64(sb_t *sbh) +{ + return ((sb_chipc_capability(sbh) & CAP_BKPLN64) != 0); +} + +void +sb_btcgpiowar(sb_t *sbh) +{ + sb_info_t *si; + uint origidx; + uint intr_val = 0; + chipcregs_t *cc; + si = SB_INFO(sbh); + + /* Make sure that there is ChipCommon core present && + * UART_TX is strapped to 1 + */ + if (!(sb_chipc_capability(sbh) & CAP_UARTGPIO)) + return; + + /* sb_corereg cannot be used as we have to guarantee 8-bit read/writes */ + INTR_OFF(si, intr_val); + + origidx = sb_coreidx(sbh); + + cc = (chipcregs_t *)sb_setcore(sbh, SB_CC, 0); + if (cc == NULL) + goto end; + + W_REG(si->osh, &cc->uart0mcr, R_REG(si->osh, &cc->uart0mcr) | 0x04); + +end: + /* restore the original index */ + sb_setcoreidx(sbh, origidx); + + INTR_RESTORE(si, intr_val); +} + +/* check if the device is removed */ +bool +sb_deviceremoved(sb_t *sbh) +{ + uint32 w; + sb_info_t *si; + + si = SB_INFO(sbh); + + switch (BUSTYPE(si->sb.bustype)) { + case PCI_BUS: + ASSERT(si->osh); + w = OSL_PCI_READ_CONFIG(si->osh, PCI_CFG_VID, sizeof(uint32)); + if ((w & 0xFFFF) != VENDOR_BROADCOM) + return TRUE; + else + return FALSE; + default: + return FALSE; + } + return FALSE; +} + +/* Return the RAM size of the SOCRAM core */ +uint32 +sb_socram_size(sb_t *sbh) +{ + sb_info_t *si; + uint origidx; + uint intr_val = 0; + + sbsocramregs_t *regs; + bool wasup; + uint corerev; + uint32 coreinfo; + uint memsize = 0; + + si = SB_INFO(sbh); + ASSERT(si); + + /* Block ints and save current core */ + INTR_OFF(si, intr_val); + origidx = sb_coreidx(sbh); + + /* Switch to SOCRAM core */ + if (!(regs = sb_setcore(sbh, SB_SOCRAM, 0))) + goto done; + + /* Get info for determining size */ + if (!(wasup = sb_iscoreup(sbh))) + sb_core_reset(sbh, 0, 0); + corerev = sb_corerev(sbh); + coreinfo = R_REG(si->osh, ®s->coreinfo); + + /* Calculate size from coreinfo based on rev */ + switch (corerev) { + case 0: + memsize = 1 << (16 + (coreinfo & SRCI_MS0_MASK)); + break; + default: /* rev >= 1 */ + memsize = 1 << (SR_BSZ_BASE + (coreinfo & SRCI_SRBSZ_MASK)); + memsize *= (coreinfo & SRCI_SRNB_MASK) >> SRCI_SRNB_SHIFT; + break; + } + + /* Return to previous state and core */ + if (!wasup) + sb_core_disable(sbh, 0); + sb_setcoreidx(sbh, origidx); + +done: + INTR_RESTORE(si, intr_val); + return memsize; +} + + diff --git a/target/linux/brcm-2.4/files/arch/mips/bcm947xx/setup.c b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/setup.c new file mode 100644 index 0000000000..819a48d255 --- /dev/null +++ b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/setup.c @@ -0,0 +1,241 @@ +/* + * Generic setup routines for Broadcom MIPS boards + * + * Copyright (C) 2005 Felix Fietkau <nbd@openwrt.org> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + * + * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED + * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN + * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF + * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON + * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 675 Mass Ave, Cambridge, MA 02139, USA. + * + * + * Copyright 2005, Broadcom Corporation + * All Rights Reserved. + * + * THIS SOFTWARE IS OFFERED "AS IS", AND BROADCOM GRANTS NO WARRANTIES OF ANY + * KIND, EXPRESS OR IMPLIED, BY STATUTE, COMMUNICATION OR OTHERWISE. BROADCOM + * SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS + * FOR A SPECIFIC PURPOSE OR NONINFRINGEMENT CONCERNING THIS SOFTWARE. + * + */ + +#include <linux/config.h> +#include <linux/init.h> +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/serialP.h> +#include <linux/ide.h> +#include <asm/bootinfo.h> +#include <asm/cpu.h> +#include <asm/time.h> +#include <asm/reboot.h> + +#include <typedefs.h> +#include <osl.h> +#include <sbutils.h> +#include <bcmutils.h> +#include <bcmnvram.h> +#include <sbhndmips.h> +#include <hndmips.h> +#include <trxhdr.h> + +/* Virtual IRQ base, after last hw IRQ */ +#define SBMIPS_VIRTIRQ_BASE 6 + +/* # IRQs, hw and sw IRQs */ +#define SBMIPS_NUMIRQS 8 + +/* Global SB handle */ +sb_t *bcm947xx_sbh = NULL; +spinlock_t bcm947xx_sbh_lock = SPIN_LOCK_UNLOCKED; + +/* Convenience */ +#define sbh bcm947xx_sbh +#define sbh_lock bcm947xx_sbh_lock + +extern void bcm947xx_time_init(void); +extern void bcm947xx_timer_setup(struct irqaction *irq); + +#ifdef CONFIG_REMOTE_DEBUG +extern void set_debug_traps(void); +extern void rs_kgdb_hook(struct serial_state *); +extern void breakpoint(void); +#endif + +#if defined(CONFIG_BLK_DEV_IDE) || defined(CONFIG_BLK_DEV_IDE_MODULE) +extern struct ide_ops std_ide_ops; +#endif + +/* Kernel command line */ +char arcs_cmdline[CL_SIZE] __initdata = CONFIG_CMDLINE; +extern void sb_serial_init(sb_t *sbh, void (*add)(void *regs, uint irq, uint baud_base, uint reg_shift)); + +void +bcm947xx_machine_restart(char *command) +{ + printk("Please stand by while rebooting the system...\n"); + + /* Set the watchdog timer to reset immediately */ + __cli(); + sb_watchdog(sbh, 1); + while (1); +} + +void +bcm947xx_machine_halt(void) +{ + printk("System halted\n"); + + /* Disable interrupts and watchdog and spin forever */ + __cli(); + sb_watchdog(sbh, 0); + while (1); +} + +#ifdef CONFIG_SERIAL + +static int ser_line = 0; + +typedef struct { + void *regs; + uint irq; + uint baud_base; + uint reg_shift; +} serial_port; + +static serial_port ports[4]; +static int num_ports = 0; + +static void +serial_add(void *regs, uint irq, uint baud_base, uint reg_shift) +{ + ports[num_ports].regs = regs; + ports[num_ports].irq = irq; + ports[num_ports].baud_base = baud_base; + ports[num_ports].reg_shift = reg_shift; + num_ports++; +} + +static void +do_serial_add(serial_port *port) +{ + void *regs; + uint irq; + uint baud_base; + uint reg_shift; + struct serial_struct s; + + regs = port->regs; + irq = port->irq; + baud_base = port->baud_base; + reg_shift = port->reg_shift; + + memset(&s, 0, sizeof(s)); + + s.line = ser_line++; + s.iomem_base = regs; + s.irq = irq + 2; + s.baud_base = baud_base / 16; + s.flags = ASYNC_BOOT_AUTOCONF; + s.io_type = SERIAL_IO_MEM; + s.iomem_reg_shift = reg_shift; + + if (early_serial_setup(&s) != 0) { + printk(KERN_ERR "Serial setup failed!\n"); + } +} + +#endif /* CONFIG_SERIAL */ + +void __init +brcm_setup(void) +{ + char *s; + int i; + char *value; + + /* Get global SB handle */ + sbh = sb_kattach(); + + /* Initialize clocks and interrupts */ + sb_mips_init(sbh, SBMIPS_VIRTIRQ_BASE); + + if (BCM330X(current_cpu_data.processor_id) && + (read_c0_diag() & BRCM_PFC_AVAIL)) { + /* + * Now that the sbh is inited set the proper PFC value + */ + printk("Setting the PFC to its default value\n"); + enable_pfc(PFC_AUTO); + } + + +#ifdef CONFIG_SERIAL + sb_serial_init(sbh, serial_add); + + /* reverse serial ports if nvram variable starts with console=ttyS1 */ + /* Initialize UARTs */ + s = nvram_get("kernel_args"); + if (!s) s = ""; + if (!strncmp(s, "console=ttyS1", 13)) { + for (i = num_ports; i; i--) + do_serial_add(&ports[i - 1]); + } else { + for (i = 0; i < num_ports; i++) + do_serial_add(&ports[i]); + } +#endif + +#if defined(CONFIG_BLK_DEV_IDE) || defined(CONFIG_BLK_DEV_IDE_MODULE) + ide_ops = &std_ide_ops; +#endif + + /* Override default command line arguments */ + value = nvram_get("kernel_cmdline"); + if (value && strlen(value) && strncmp(value, "empty", 5)) + strncpy(arcs_cmdline, value, sizeof(arcs_cmdline)); + + + /* Generic setup */ + _machine_restart = bcm947xx_machine_restart; + _machine_halt = bcm947xx_machine_halt; + _machine_power_off = bcm947xx_machine_halt; + + board_time_init = bcm947xx_time_init; + board_timer_setup = bcm947xx_timer_setup; +} + +const char * +get_system_type(void) +{ + static char s[32]; + + if (bcm947xx_sbh) { + sprintf(s, "Broadcom BCM%X chip rev %d", sb_chip(bcm947xx_sbh), + sb_chiprev(bcm947xx_sbh)); + return s; + } + else + return "Broadcom BCM947XX"; +} + +void __init +bus_error_init(void) +{ +} + diff --git a/target/linux/brcm-2.4/files/arch/mips/bcm947xx/sflash.c b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/sflash.c new file mode 100644 index 0000000000..c1a5ed551e --- /dev/null +++ b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/sflash.c @@ -0,0 +1,422 @@ +/* + * Broadcom SiliconBackplane chipcommon serial flash interface + * + * Copyright 2006, Broadcom Corporation + * All Rights Reserved. + * + * THIS SOFTWARE IS OFFERED "AS IS", AND BROADCOM GRANTS NO WARRANTIES OF ANY + * KIND, EXPRESS OR IMPLIED, BY STATUTE, COMMUNICATION OR OTHERWISE. BROADCOM + * SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS + * FOR A SPECIFIC PURPOSE OR NONINFRINGEMENT CONCERNING THIS SOFTWARE. + * + * $Id: sflash.c,v 1.1.1.13 2006/02/27 03:43:16 honor Exp $ + */ + +#include <osl.h> +#include <typedefs.h> +#include <sbconfig.h> +#include <sbchipc.h> +#include <mipsinc.h> +#include <bcmutils.h> +#include <bcmdevs.h> +#include <sflash.h> + +/* Private global state */ +static struct sflash sflash; + +/* Issue a serial flash command */ +static INLINE void +sflash_cmd(chipcregs_t *cc, uint opcode) +{ + W_REG(NULL, &cc->flashcontrol, SFLASH_START | opcode); + while (R_REG(NULL, &cc->flashcontrol) & SFLASH_BUSY); +} + +/* Initialize serial flash access */ +struct sflash * +sflash_init(chipcregs_t *cc) +{ + uint32 id, id2; + + bzero(&sflash, sizeof(sflash)); + + sflash.type = R_REG(NULL, &cc->capabilities) & CAP_FLASH_MASK; + + switch (sflash.type) { + case SFLASH_ST: + /* Probe for ST chips */ + sflash_cmd(cc, SFLASH_ST_DP); + sflash_cmd(cc, SFLASH_ST_RES); + id = R_REG(NULL, &cc->flashdata); + switch (id) { + case 0x11: + /* ST M25P20 2 Mbit Serial Flash */ + sflash.blocksize = 64 * 1024; + sflash.numblocks = 4; + break; + case 0x12: + /* ST M25P40 4 Mbit Serial Flash */ + sflash.blocksize = 64 * 1024; + sflash.numblocks = 8; + break; + case 0x13: + /* ST M25P80 8 Mbit Serial Flash */ + sflash.blocksize = 64 * 1024; + sflash.numblocks = 16; + break; + case 0x14: + /* ST M25P16 16 Mbit Serial Flash */ + sflash.blocksize = 64 * 1024; + sflash.numblocks = 32; + break; + case 0x15: + /* ST M25P32 32 Mbit Serial Flash */ + sflash.blocksize = 64 * 1024; + sflash.numblocks = 64; + break; + case 0x16: + /* ST M25P64 64 Mbit Serial Flash */ + sflash.blocksize = 64 * 1024; + sflash.numblocks = 128; + break; + case 0xbf: + W_REG(NULL, &cc->flashaddress, 1); + sflash_cmd(cc, SFLASH_ST_RES); + id2 = R_REG(NULL, &cc->flashdata); + if (id2 == 0x44) { + /* SST M25VF80 4 Mbit Serial Flash */ + sflash.blocksize = 64 * 1024; + sflash.numblocks = 8; + } + break; + } + break; + + case SFLASH_AT: + /* Probe for Atmel chips */ + sflash_cmd(cc, SFLASH_AT_STATUS); + id = R_REG(NULL, &cc->flashdata) & 0x3c; + switch (id) { + case 0xc: + /* Atmel AT45DB011 1Mbit Serial Flash */ + sflash.blocksize = 256; + sflash.numblocks = 512; + break; + case 0x14: + /* Atmel AT45DB021 2Mbit Serial Flash */ + sflash.blocksize = 256; + sflash.numblocks = 1024; + break; + case 0x1c: + /* Atmel AT45DB041 4Mbit Serial Flash */ + sflash.blocksize = 256; + sflash.numblocks = 2048; + break; + case 0x24: + /* Atmel AT45DB081 8Mbit Serial Flash */ + sflash.blocksize = 256; + sflash.numblocks = 4096; + break; + case 0x2c: + /* Atmel AT45DB161 16Mbit Serial Flash */ + sflash.blocksize = 512; + sflash.numblocks = 4096; + break; + case 0x34: + /* Atmel AT45DB321 32Mbit Serial Flash */ + sflash.blocksize = 512; + sflash.numblocks = 8192; + break; + case 0x3c: + /* Atmel AT45DB642 64Mbit Serial Flash */ + sflash.blocksize = 1024; + sflash.numblocks = 8192; + break; + } + break; + } + + sflash.size = sflash.blocksize * sflash.numblocks; + return sflash.size ? &sflash : NULL; +} + +/* Read len bytes starting at offset into buf. Returns number of bytes read. */ +int +sflash_read(chipcregs_t *cc, uint offset, uint len, uchar *buf) +{ + int cnt; + uint32 *from, *to; + + if (!len) + return 0; + + if ((offset + len) > sflash.size) + return -22; + + if ((len >= 4) && (offset & 3)) + cnt = 4 - (offset & 3); + else if ((len >= 4) && ((uint32)buf & 3)) + cnt = 4 - ((uint32)buf & 3); + else + cnt = len; + + from = (uint32 *)KSEG1ADDR(SB_FLASH2 + offset); + to = (uint32 *)buf; + + if (cnt < 4) { + bcopy(from, to, cnt); + return cnt; + } + + while (cnt >= 4) { + *to++ = *from++; + cnt -= 4; + } + + return (len - cnt); +} + +/* Poll for command completion. Returns zero when complete. */ +int +sflash_poll(chipcregs_t *cc, uint offset) +{ + if (offset >= sflash.size) + return -22; + + switch (sflash.type) { + case SFLASH_ST: + /* Check for ST Write In Progress bit */ + sflash_cmd(cc, SFLASH_ST_RDSR); + return R_REG(NULL, &cc->flashdata) & SFLASH_ST_WIP; + case SFLASH_AT: + /* Check for Atmel Ready bit */ + sflash_cmd(cc, SFLASH_AT_STATUS); + return !(R_REG(NULL, &cc->flashdata) & SFLASH_AT_READY); + } + + return 0; +} + +/* Write len bytes starting at offset into buf. Returns number of bytes + * written. Caller should poll for completion. + */ +int +sflash_write(chipcregs_t *cc, uint offset, uint len, const uchar *buf) +{ + struct sflash *sfl; + int ret = 0; + bool is4712b0; + uint32 page, byte, mask; + + if (!len) + return 0; + + if ((offset + len) > sflash.size) + return -22; + + sfl = &sflash; + switch (sfl->type) { + case SFLASH_ST: + mask = R_REG(NULL, &cc->chipid); + is4712b0 = (((mask & CID_ID_MASK) == BCM4712_CHIP_ID) && + ((mask & CID_REV_MASK) == (3 << CID_REV_SHIFT))); + /* Enable writes */ + sflash_cmd(cc, SFLASH_ST_WREN); + if (is4712b0) { + mask = 1 << 14; + W_REG(NULL, &cc->flashaddress, offset); + W_REG(NULL, &cc->flashdata, *buf++); + /* Set chip select */ + OR_REG(NULL, &cc->gpioout, mask); + /* Issue a page program with the first byte */ + sflash_cmd(cc, SFLASH_ST_PP); + ret = 1; + offset++; + len--; + while (len > 0) { + if ((offset & 255) == 0) { + /* Page boundary, drop cs and return */ + AND_REG(NULL, &cc->gpioout, ~mask); + if (!sflash_poll(cc, offset)) { + /* Flash rejected command */ + return -11; + } + return ret; + } else { + /* Write single byte */ + sflash_cmd(cc, *buf++); + } + ret++; + offset++; + len--; + } + /* All done, drop cs if needed */ + if ((offset & 255) != 1) { + /* Drop cs */ + AND_REG(NULL, &cc->gpioout, ~mask); + if (!sflash_poll(cc, offset)) { + /* Flash rejected command */ + return -12; + } + } + } else { + ret = 1; + W_REG(NULL, &cc->flashaddress, offset); + W_REG(NULL, &cc->flashdata, *buf); + /* Page program */ + sflash_cmd(cc, SFLASH_ST_PP); + } + break; + case SFLASH_AT: + mask = sfl->blocksize - 1; + page = (offset & ~mask) << 1; + byte = offset & mask; + /* Read main memory page into buffer 1 */ + if (byte || (len < sfl->blocksize)) { + W_REG(NULL, &cc->flashaddress, page); + sflash_cmd(cc, SFLASH_AT_BUF1_LOAD); + /* 250 us for AT45DB321B */ + SPINWAIT(sflash_poll(cc, offset), 1000); + ASSERT(!sflash_poll(cc, offset)); + } + /* Write into buffer 1 */ + for (ret = 0; (ret < (int)len) && (byte < sfl->blocksize); ret++) { + W_REG(NULL, &cc->flashaddress, byte++); + W_REG(NULL, &cc->flashdata, *buf++); + sflash_cmd(cc, SFLASH_AT_BUF1_WRITE); + } + /* Write buffer 1 into main memory page */ + W_REG(NULL, &cc->flashaddress, page); + sflash_cmd(cc, SFLASH_AT_BUF1_PROGRAM); + break; + } + + return ret; +} + +/* Erase a region. Returns number of bytes scheduled for erasure. + * Caller should poll for completion. + */ +int +sflash_erase(chipcregs_t *cc, uint offset) +{ + struct sflash *sfl; + + if (offset >= sflash.size) + return -22; + + sfl = &sflash; + switch (sfl->type) { + case SFLASH_ST: + sflash_cmd(cc, SFLASH_ST_WREN); + W_REG(NULL, &cc->flashaddress, offset); + sflash_cmd(cc, SFLASH_ST_SE); + return sfl->blocksize; + case SFLASH_AT: + W_REG(NULL, &cc->flashaddress, offset << 1); + sflash_cmd(cc, SFLASH_AT_PAGE_ERASE); + return sfl->blocksize; + } + + return 0; +} + +/* + * writes the appropriate range of flash, a NULL buf simply erases + * the region of flash + */ +int +sflash_commit(chipcregs_t *cc, uint offset, uint len, const uchar *buf) +{ + struct sflash *sfl; + uchar *block = NULL, *cur_ptr, *blk_ptr; + uint blocksize = 0, mask, cur_offset, cur_length, cur_retlen, remainder; + uint blk_offset, blk_len, copied; + int bytes, ret = 0; + + /* Check address range */ + if (len <= 0) + return 0; + + sfl = &sflash; + if ((offset + len) > sfl->size) + return -1; + + blocksize = sfl->blocksize; + mask = blocksize - 1; + + /* Allocate a block of mem */ + if (!(block = MALLOC(NULL, blocksize))) + return -1; + + while (len) { + /* Align offset */ + cur_offset = offset & ~mask; + cur_length = blocksize; + cur_ptr = block; + + remainder = blocksize - (offset & mask); + if (len < remainder) + cur_retlen = len; + else + cur_retlen = remainder; + + /* buf == NULL means erase only */ + if (buf) { + /* Copy existing data into holding block if necessary */ + if ((offset & mask) || (len < blocksize)) { + blk_offset = cur_offset; + blk_len = cur_length; + blk_ptr = cur_ptr; + + /* Copy entire block */ + while (blk_len) { + copied = sflash_read(cc, blk_offset, blk_len, blk_ptr); + blk_offset += copied; + blk_len -= copied; + blk_ptr += copied; + } + } + + /* Copy input data into holding block */ + memcpy(cur_ptr + (offset & mask), buf, cur_retlen); + } + + /* Erase block */ + if ((ret = sflash_erase(cc, (uint) cur_offset)) < 0) + goto done; + while (sflash_poll(cc, (uint) cur_offset)); + + /* buf == NULL means erase only */ + if (!buf) { + offset += cur_retlen; + len -= cur_retlen; + continue; + } + + /* Write holding block */ + while (cur_length > 0) { + if ((bytes = sflash_write(cc, + (uint) cur_offset, + (uint) cur_length, + (uchar *) cur_ptr)) < 0) { + ret = bytes; + goto done; + } + while (sflash_poll(cc, (uint) cur_offset)); + cur_offset += bytes; + cur_length -= bytes; + cur_ptr += bytes; + } + + offset += cur_retlen; + len -= cur_retlen; + buf += cur_retlen; + } + + ret = len; +done: + if (block) + MFREE(NULL, block, blocksize); + return ret; +} diff --git a/target/linux/brcm-2.4/files/arch/mips/bcm947xx/time.c b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/time.c new file mode 100644 index 0000000000..2cf91f202e --- /dev/null +++ b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/time.c @@ -0,0 +1,104 @@ +/* + * Copyright 2006, Broadcom Corporation + * All Rights Reserved. + * + * THIS SOFTWARE IS OFFERED "AS IS", AND BROADCOM GRANTS NO WARRANTIES OF ANY + * KIND, EXPRESS OR IMPLIED, BY STATUTE, COMMUNICATION OR OTHERWISE. BROADCOM + * SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS + * FOR A SPECIFIC PURPOSE OR NONINFRINGEMENT CONCERNING THIS SOFTWARE. + * + * $Id: time.c,v 1.1.1.10 2006/02/27 03:42:55 honor Exp $ + */ +#include <linux/config.h> +#include <linux/init.h> +#include <linux/kernel.h> +#include <linux/sched.h> +#include <linux/serial_reg.h> +#include <linux/interrupt.h> +#include <asm/addrspace.h> +#include <asm/io.h> +#include <asm/time.h> + +#include <typedefs.h> +#include <osl.h> +#include <bcmnvram.h> +#include <sbconfig.h> +#include <sbextif.h> +#include <sbutils.h> +#include <hndmips.h> +#include <mipsinc.h> +#include <hndcpu.h> + +/* Global SB handle */ +extern void *bcm947xx_sbh; +extern spinlock_t bcm947xx_sbh_lock; + +/* Convenience */ +#define sbh bcm947xx_sbh +#define sbh_lock bcm947xx_sbh_lock + +extern int panic_timeout; +static int watchdog = 0; +static u8 *mcr = NULL; + +void __init +bcm947xx_time_init(void) +{ + unsigned int hz; + extifregs_t *eir; + + /* + * Use deterministic values for initial counter interrupt + * so that calibrate delay avoids encountering a counter wrap. + */ + write_c0_count(0); + write_c0_compare(0xffff); + + if (!(hz = sb_cpu_clock(sbh))) + hz = 100000000; + + printk("CPU: BCM%04x rev %d at %d MHz\n", sb_chip(sbh), sb_chiprev(sbh), + (hz + 500000) / 1000000); + + /* Set MIPS counter frequency for fixed_rate_gettimeoffset() */ + mips_hpt_frequency = hz / 2; + + /* Set watchdog interval in ms */ + watchdog = simple_strtoul(nvram_safe_get("watchdog"), NULL, 0); + + /* Please set the watchdog to 3 sec if it is less than 3 but not equal to 0 */ + if (watchdog > 0) { + if (watchdog < 3000) + watchdog = 3000; + } + + /* Set panic timeout in seconds */ + panic_timeout = watchdog / 1000; +} + +static void +bcm947xx_timer_interrupt(int irq, void *dev_id, struct pt_regs *regs) +{ + /* Generic MIPS timer code */ + timer_interrupt(irq, dev_id, regs); + + /* Set the watchdog timer to reset after the specified number of ms */ + if (watchdog > 0) + sb_watchdog(sbh, WATCHDOG_CLOCK / 1000 * watchdog); +} + +static struct irqaction bcm947xx_timer_irqaction = { + bcm947xx_timer_interrupt, + SA_INTERRUPT, + 0, + "timer", + NULL, + NULL +}; + +void __init +bcm947xx_timer_setup(struct irqaction *irq) +{ + /* Enable the timer interrupt */ + setup_irq(7, &bcm947xx_timer_irqaction); +} diff --git a/target/linux/brcm-2.4/files/drivers/mtd/devices/sflash.c b/target/linux/brcm-2.4/files/drivers/mtd/devices/sflash.c new file mode 100644 index 0000000000..a987388ab2 --- /dev/null +++ b/target/linux/brcm-2.4/files/drivers/mtd/devices/sflash.c @@ -0,0 +1,298 @@ +/* + * Broadcom SiliconBackplane chipcommon serial flash interface + * + * Copyright 2001-2003, Broadcom Corporation + * All Rights Reserved. + * + * THIS SOFTWARE IS OFFERED "AS IS", AND BROADCOM GRANTS NO WARRANTIES OF ANY + * KIND, EXPRESS OR IMPLIED, BY STATUTE, COMMUNICATION OR OTHERWISE. BROADCOM + * SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS + * FOR A SPECIFIC PURPOSE OR NONINFRINGEMENT CONCERNING THIS SOFTWARE. + * + * $Id: sflash.c,v 1.1.1.3 2003/11/10 17:43:38 hyin Exp $ + */ + +#include <linux/config.h> +#include <linux/module.h> +#include <linux/slab.h> +#include <linux/ioport.h> +#include <linux/mtd/compatmac.h> +#include <linux/mtd/mtd.h> +#include <linux/mtd/partitions.h> +#include <linux/errno.h> +#include <linux/pci.h> +#include <linux/delay.h> +#include <asm/io.h> + +#ifdef CONFIG_MTD_PARTITIONS +#include <linux/mtd/mtd.h> +#include <linux/mtd/partitions.h> +#include <linux/minix_fs.h> +#include <linux/ext2_fs.h> +#include <linux/romfs_fs.h> +#include <linux/cramfs_fs.h> +#include <linux/jffs2.h> +#endif + +#include <typedefs.h> +#include <bcmdevs.h> +#include <bcmutils.h> +#include <osl.h> +#include <bcmutils.h> +#include <bcmnvram.h> +#include <sbconfig.h> +#include <sbchipc.h> +#include <sflash.h> +#include <trxhdr.h> + +#ifdef CONFIG_MTD_PARTITIONS +extern struct mtd_partition * init_mtd_partitions(struct mtd_info *mtd, size_t size); +#endif + +struct sflash_mtd { + chipcregs_t *cc; + struct semaphore lock; + struct mtd_info mtd; + struct mtd_erase_region_info regions[1]; +}; + +/* Private global state */ +static struct sflash_mtd sflash; + +static int +sflash_mtd_poll(struct sflash_mtd *sflash, unsigned int offset, int timeout) +{ + int now = jiffies; + int ret = 0; + + for (;;) { + if (!sflash_poll(sflash->cc, offset)) { + ret = 0; + break; + } + if (time_after(jiffies, now + timeout)) { + printk(KERN_ERR "sflash: timeout\n"); + ret = -ETIMEDOUT; + break; + } + if (current->need_resched) { + set_current_state(TASK_UNINTERRUPTIBLE); + schedule_timeout(timeout / 10); + } else + udelay(1); + } + + return ret; +} + +static int +sflash_mtd_read(struct mtd_info *mtd, loff_t from, size_t len, size_t *retlen, u_char *buf) +{ + struct sflash_mtd *sflash = (struct sflash_mtd *) mtd->priv; + int bytes, ret = 0; + + /* Check address range */ + if (!len) + return 0; + if ((from + len) > mtd->size) + return -EINVAL; + + down(&sflash->lock); + + *retlen = 0; + while (len) { + if ((bytes = sflash_read(sflash->cc, (uint) from, len, buf)) < 0) { + ret = bytes; + break; + } + from += (loff_t) bytes; + len -= bytes; + buf += bytes; + *retlen += bytes; + } + + up(&sflash->lock); + + return ret; +} + +static int +sflash_mtd_write(struct mtd_info *mtd, loff_t to, size_t len, size_t *retlen, const u_char *buf) +{ + struct sflash_mtd *sflash = (struct sflash_mtd *) mtd->priv; + int bytes, ret = 0; + + /* Check address range */ + if (!len) + return 0; + if ((to + len) > mtd->size) + return -EINVAL; + + down(&sflash->lock); + + *retlen = 0; + while (len) { + if ((bytes = sflash_write(sflash->cc, (uint) to, len, buf)) < 0) { + ret = bytes; + break; + } + if ((ret = sflash_mtd_poll(sflash, (unsigned int) to, HZ / 10))) + break; + to += (loff_t) bytes; + len -= bytes; + buf += bytes; + *retlen += bytes; + } + + up(&sflash->lock); + + return ret; +} + +static int +sflash_mtd_erase(struct mtd_info *mtd, struct erase_info *erase) +{ + struct sflash_mtd *sflash = (struct sflash_mtd *) mtd->priv; + int i, j, ret = 0; + unsigned int addr, len; + + /* Check address range */ + if (!erase->len) + return 0; + if ((erase->addr + erase->len) > mtd->size) + return -EINVAL; + + addr = erase->addr; + len = erase->len; + + down(&sflash->lock); + + /* Ensure that requested region is aligned */ + for (i = 0; i < mtd->numeraseregions; i++) { + for (j = 0; j < mtd->eraseregions[i].numblocks; j++) { + if (addr == mtd->eraseregions[i].offset + mtd->eraseregions[i].erasesize * j && + len >= mtd->eraseregions[i].erasesize) { + if ((ret = sflash_erase(sflash->cc, addr)) < 0) + break; + if ((ret = sflash_mtd_poll(sflash, addr, 10 * HZ))) + break; + addr += mtd->eraseregions[i].erasesize; + len -= mtd->eraseregions[i].erasesize; + } + } + if (ret) + break; + } + + up(&sflash->lock); + + /* Set erase status */ + if (ret) + erase->state = MTD_ERASE_FAILED; + else + erase->state = MTD_ERASE_DONE; + + /* Call erase callback */ + if (erase->callback) + erase->callback(erase); + + return ret; +} + +#if LINUX_VERSION_CODE < 0x20212 && defined(MODULE) +#define sflash_mtd_init init_module +#define sflash_mtd_exit cleanup_module +#endif + +mod_init_t +sflash_mtd_init(void) +{ + struct pci_dev *pdev; + int ret = 0; + struct sflash *info; + uint bank, i; +#ifdef CONFIG_MTD_PARTITIONS + struct mtd_partition *parts; +#endif + + if (!(pdev = pci_find_device(VENDOR_BROADCOM, SB_CC, NULL))) { + printk(KERN_ERR "sflash: chipcommon not found\n"); + return -ENODEV; + } + + memset(&sflash, 0, sizeof(struct sflash_mtd)); + init_MUTEX(&sflash.lock); + + /* Map registers and flash base */ + if (!(sflash.cc = ioremap_nocache(pci_resource_start(pdev, 0), + pci_resource_len(pdev, 0)))) { + printk(KERN_ERR "sflash: error mapping registers\n"); + ret = -EIO; + goto fail; + } + + /* Initialize serial flash access */ + info = sflash_init(sflash.cc); + + if (!info) { + printk(KERN_ERR "sflash: found no supported devices\n"); + ret = -ENODEV; + goto fail; + } + + /* Setup banks */ + sflash.regions[0].offset = 0; + sflash.regions[0].erasesize = info->blocksize; + sflash.regions[0].numblocks = info->numblocks; + if (sflash.regions[0].erasesize > sflash.mtd.erasesize) + sflash.mtd.erasesize = sflash.regions[0].erasesize; + if (sflash.regions[0].erasesize * sflash.regions[0].numblocks) { + sflash.mtd.size += sflash.regions[0].erasesize * sflash.regions[0].numblocks; + } + sflash.mtd.numeraseregions = 1; + ASSERT(sflash.mtd.size == info->size); + + /* Register with MTD */ + sflash.mtd.name = "sflash"; + sflash.mtd.type = MTD_NORFLASH; + sflash.mtd.flags = MTD_CAP_NORFLASH; + sflash.mtd.eraseregions = sflash.regions; + sflash.mtd.module = THIS_MODULE; + sflash.mtd.erase = sflash_mtd_erase; + sflash.mtd.read = sflash_mtd_read; + sflash.mtd.write = sflash_mtd_write; + sflash.mtd.priv = &sflash; + +#ifdef CONFIG_MTD_PARTITIONS + parts = init_mtd_partitions(&sflash.mtd, sflash.mtd.size); + for (i = 0; parts[i].name; i++); + ret = add_mtd_partitions(&sflash.mtd, parts, i); +#else + ret = add_mtd_device(&sflash.mtd); +#endif + if (ret) { + printk(KERN_ERR "sflash: add_mtd failed\n"); + goto fail; + } + + return 0; + + fail: + if (sflash.cc) + iounmap((void *) sflash.cc); + return ret; +} + +mod_exit_t +sflash_mtd_exit(void) +{ +#ifdef CONFIG_MTD_PARTITIONS + del_mtd_partitions(&sflash.mtd); +#else + del_mtd_device(&sflash.mtd); +#endif + iounmap((void *) sflash.cc); +} + +module_init(sflash_mtd_init); +module_exit(sflash_mtd_exit); diff --git a/target/linux/brcm-2.4/files/drivers/mtd/maps/bcm947xx-flash.c b/target/linux/brcm-2.4/files/drivers/mtd/maps/bcm947xx-flash.c new file mode 100644 index 0000000000..ee02563661 --- /dev/null +++ b/target/linux/brcm-2.4/files/drivers/mtd/maps/bcm947xx-flash.c @@ -0,0 +1,504 @@ +/* + * Copyright (C) 2006 Felix Fietkau <nbd@openwrt.org> + * Copyright (C) 2005 Waldemar Brodkorb <wbx@openwrt.org> + * Copyright (C) 2004 Florian Schirmer (jolt@tuxbox.org) + * + * original functions for finding root filesystem from Mike Baker + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + * + * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED + * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN + * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF + * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON + * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 675 Mass Ave, Cambridge, MA 02139, USA. + * + * + * Copyright 2004, Broadcom Corporation + * All Rights Reserved. + * + * THIS SOFTWARE IS OFFERED "AS IS", AND BROADCOM GRANTS NO WARRANTIES OF ANY + * KIND, EXPRESS OR IMPLIED, BY STATUTE, COMMUNICATION OR OTHERWISE. BROADCOM + * SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS + * FOR A SPECIFIC PURPOSE OR NONINFRINGEMENT CONCERNING THIS SOFTWARE. + * + * Flash mapping for BCM947XX boards + * + */ + +#include <linux/module.h> +#include <linux/types.h> +#include <linux/kernel.h> +#include <linux/wait.h> +#include <linux/mtd/mtd.h> +#include <linux/mtd/map.h> +#ifdef CONFIG_MTD_PARTITIONS +#include <linux/mtd/partitions.h> +#endif +#include <linux/config.h> +#include <linux/squashfs_fs.h> +#include <linux/jffs2.h> +#include <linux/crc32.h> +#include <asm/io.h> + +#include <typedefs.h> +#include <osl.h> +#include <bcmnvram.h> +#include <bcmutils.h> +#include <sbconfig.h> +#include <sbchipc.h> +#include <sbutils.h> +#include <trxhdr.h> + +/* Global SB handle */ +extern void *bcm947xx_sbh; +extern spinlock_t bcm947xx_sbh_lock; + +/* Convenience */ +#define sbh bcm947xx_sbh +#define sbh_lock bcm947xx_sbh_lock + +#define WINDOW_ADDR 0x1fc00000 +#define WINDOW_SIZE 0x400000 +#define BUSWIDTH 2 + +static struct mtd_info *bcm947xx_mtd; + +__u8 bcm947xx_map_read8(struct map_info *map, unsigned long ofs) +{ + if (map->map_priv_2 == 1) + return __raw_readb(map->map_priv_1 + ofs); + + u16 val = __raw_readw(map->map_priv_1 + (ofs & ~1)); + if (ofs & 1) + return ((val >> 8) & 0xff); + else + return (val & 0xff); +} + +__u16 bcm947xx_map_read16(struct map_info *map, unsigned long ofs) +{ + return __raw_readw(map->map_priv_1 + ofs); +} + +__u32 bcm947xx_map_read32(struct map_info *map, unsigned long ofs) +{ + return __raw_readl(map->map_priv_1 + ofs); +} + +void bcm947xx_map_copy_from(struct map_info *map, void *to, unsigned long from, ssize_t len) +{ + if (len==1) { + memcpy_fromio(to, map->map_priv_1 + from, len); + } else { + int i; + u16 *dest = (u16 *) to; + u16 *src = (u16 *) (map->map_priv_1 + from); + for (i = 0; i < (len / 2); i++) { + dest[i] = src[i]; + } + if (len & 1) + *((u8 *)dest+len-1) = src[i] & 0xff; + } +} + +void bcm947xx_map_write8(struct map_info *map, __u8 d, unsigned long adr) +{ + __raw_writeb(d, map->map_priv_1 + adr); + mb(); +} + +void bcm947xx_map_write16(struct map_info *map, __u16 d, unsigned long adr) +{ + __raw_writew(d, map->map_priv_1 + adr); + mb(); +} + +void bcm947xx_map_write32(struct map_info *map, __u32 d, unsigned long adr) +{ + __raw_writel(d, map->map_priv_1 + adr); + mb(); +} + +void bcm947xx_map_copy_to(struct map_info *map, unsigned long to, const void *from, ssize_t len) +{ + memcpy_toio(map->map_priv_1 + to, from, len); +} + +struct map_info bcm947xx_map = { + name: "Physically mapped flash", + size: WINDOW_SIZE, + buswidth: BUSWIDTH, + read8: bcm947xx_map_read8, + read16: bcm947xx_map_read16, + read32: bcm947xx_map_read32, + copy_from: bcm947xx_map_copy_from, + write8: bcm947xx_map_write8, + write16: bcm947xx_map_write16, + write32: bcm947xx_map_write32, + copy_to: bcm947xx_map_copy_to +}; + +#ifdef CONFIG_MTD_PARTITIONS + +static struct mtd_partition bcm947xx_parts[] = { + { name: "cfe", offset: 0, size: 0, mask_flags: MTD_WRITEABLE, }, + { name: "linux", offset: 0, size: 0, }, + { name: "rootfs", offset: 0, size: 0, }, + { name: "nvram", offset: 0, size: 0, }, + { name: NULL, }, +}; + +static int __init +find_cfe_size(struct mtd_info *mtd, size_t size) +{ + struct trx_header *trx; + unsigned char buf[512]; + int off; + size_t len; + int blocksize; + + trx = (struct trx_header *) buf; + + blocksize = mtd->erasesize; + if (blocksize < 0x10000) + blocksize = 0x10000; + + for (off = (128*1024); off < size; off += blocksize) { + memset(buf, 0xe5, sizeof(buf)); + + /* + * Read into buffer + */ + if (MTD_READ(mtd, off, sizeof(buf), &len, buf) || + len != sizeof(buf)) + continue; + + /* found a TRX header */ + if (le32_to_cpu(trx->magic) == TRX_MAGIC) { + goto found; + } + } + + printk(KERN_NOTICE + "%s: Couldn't find bootloader size\n", + mtd->name); + return -1; + + found: + printk(KERN_NOTICE "bootloader size: %d\n", off); + return off; + +} + +/* + * Copied from mtdblock.c + * + * Cache stuff... + * + * Since typical flash erasable sectors are much larger than what Linux's + * buffer cache can handle, we must implement read-modify-write on flash + * sectors for each block write requests. To avoid over-erasing flash sectors + * and to speed things up, we locally cache a whole flash sector while it is + * being written to until a different sector is required. + */ + +static void erase_callback(struct erase_info *done) +{ + wait_queue_head_t *wait_q = (wait_queue_head_t *)done->priv; + wake_up(wait_q); +} + +static int erase_write (struct mtd_info *mtd, unsigned long pos, + int len, const char *buf) +{ + struct erase_info erase; + DECLARE_WAITQUEUE(wait, current); + wait_queue_head_t wait_q; + size_t retlen; + int ret; + + /* + * First, let's erase the flash block. + */ + + init_waitqueue_head(&wait_q); + erase.mtd = mtd; + erase.callback = erase_callback; + erase.addr = pos; + erase.len = len; + erase.priv = (u_long)&wait_q; + + set_current_state(TASK_INTERRUPTIBLE); + add_wait_queue(&wait_q, &wait); + + ret = MTD_ERASE(mtd, &erase); + if (ret) { + set_current_state(TASK_RUNNING); + remove_wait_queue(&wait_q, &wait); + printk (KERN_WARNING "erase of region [0x%lx, 0x%x] " + "on \"%s\" failed\n", + pos, len, mtd->name); + return ret; + } + + schedule(); /* Wait for erase to finish. */ + remove_wait_queue(&wait_q, &wait); + + /* + * Next, writhe data to flash. + */ + + ret = MTD_WRITE (mtd, pos, len, &retlen, buf); + if (ret) + return ret; + if (retlen != len) + return -EIO; + return 0; +} + + + + +static int __init +find_root(struct mtd_info *mtd, size_t size, struct mtd_partition *part) +{ + struct trx_header trx, *trx2; + unsigned char buf[512], *block; + int off, blocksize; + u32 i, crc = ~0; + size_t len; + struct squashfs_super_block *sb = (struct squashfs_super_block *) buf; + + blocksize = mtd->erasesize; + if (blocksize < 0x10000) + blocksize = 0x10000; + + for (off = (128*1024); off < size; off += blocksize) { + memset(&trx, 0xe5, sizeof(trx)); + + /* + * Read into buffer + */ + if (MTD_READ(mtd, off, sizeof(trx), &len, (char *) &trx) || + len != sizeof(trx)) + continue; + + /* found a TRX header */ + if (le32_to_cpu(trx.magic) == TRX_MAGIC) { + part->offset = le32_to_cpu(trx.offsets[2]) ? : + le32_to_cpu(trx.offsets[1]); + part->size = le32_to_cpu(trx.len); + + part->size -= part->offset; + part->offset += off; + + goto found; + } + } + + printk(KERN_NOTICE + "%s: Couldn't find root filesystem\n", + mtd->name); + return -1; + + found: + if (part->size == 0) + return 0; + + if (MTD_READ(mtd, part->offset, sizeof(buf), &len, buf) || len != sizeof(buf)) + return 0; + + /* Move the filesystem outside of the trx */ + part->size = 0; + + if (trx.len != part->offset + part->size - off) { + /* Update the trx offsets and length */ + trx.len = part->offset + part->size - off; + + /* Update the trx crc32 */ + for (i = (u32) &(((struct trx_header *)NULL)->flag_version); i <= trx.len; i += sizeof(buf)) { + if (MTD_READ(mtd, off + i, sizeof(buf), &len, buf) || len != sizeof(buf)) + return 0; + crc = crc32_le(crc, buf, min(sizeof(buf), trx.len - i)); + } + trx.crc32 = crc; + + /* read first eraseblock from the trx */ + trx2 = block = kmalloc(mtd->erasesize, GFP_KERNEL); + if (MTD_READ(mtd, off, mtd->erasesize, &len, block) || len != mtd->erasesize) { + printk("Error accessing the first trx eraseblock\n"); + return 0; + } + + printk("Updating TRX offsets and length:\n"); + printk("old trx = [0x%08x, 0x%08x, 0x%08x], len=0x%08x crc32=0x%08x\n", trx2->offsets[0], trx2->offsets[1], trx2->offsets[2], trx2->len, trx2->crc32); + printk("new trx = [0x%08x, 0x%08x, 0x%08x], len=0x%08x crc32=0x%08x\n", trx.offsets[0], trx.offsets[1], trx.offsets[2], trx.len, trx.crc32); + + /* Write updated trx header to the flash */ + memcpy(block, &trx, sizeof(trx)); + if (mtd->unlock) + mtd->unlock(mtd, off, mtd->erasesize); + erase_write(mtd, off, mtd->erasesize, block); + if (mtd->sync) + mtd->sync(mtd); + kfree(block); + printk("Done\n"); + } + + return part->size; +} + +struct mtd_partition * __init +init_mtd_partitions(struct mtd_info *mtd, size_t size) +{ + int cfe_size; + + if ((cfe_size = find_cfe_size(mtd,size)) < 0) + return NULL; + + /* boot loader */ + bcm947xx_parts[0].offset = 0; + bcm947xx_parts[0].size = cfe_size; + + /* nvram */ + if (cfe_size != 384 * 1024) { + bcm947xx_parts[3].offset = size - ROUNDUP(NVRAM_SPACE, mtd->erasesize); + bcm947xx_parts[3].size = ROUNDUP(NVRAM_SPACE, mtd->erasesize); + } else { + /* nvram (old 128kb config partition on netgear wgt634u) */ + bcm947xx_parts[3].offset = bcm947xx_parts[0].size; + bcm947xx_parts[3].size = ROUNDUP(NVRAM_SPACE, mtd->erasesize); + } + + /* linux (kernel and rootfs) */ + if (cfe_size != 384 * 1024) { + bcm947xx_parts[1].offset = bcm947xx_parts[0].size; + bcm947xx_parts[1].size = bcm947xx_parts[3].offset - + bcm947xx_parts[1].offset; + } else { + /* do not count the elf loader, which is on one block */ + bcm947xx_parts[1].offset = bcm947xx_parts[0].size + + bcm947xx_parts[3].size + mtd->erasesize; + bcm947xx_parts[1].size = size - + bcm947xx_parts[0].size - + (2*bcm947xx_parts[3].size) - + mtd->erasesize; + } + + find_root(mtd,size,&bcm947xx_parts[2]); + bcm947xx_parts[2].size = size - bcm947xx_parts[2].offset - bcm947xx_parts[3].size; + + return bcm947xx_parts; +} + +#endif + + +mod_init_t init_bcm947xx_map(void) +{ + ulong flags; + uint coreidx; + chipcregs_t *cc; + uint32 fltype; + uint window_addr = 0, window_size = 0; + size_t size; + int ret = 0; +#ifdef CONFIG_MTD_PARTITIONS + struct mtd_partition *parts; + int i; +#endif + + spin_lock_irqsave(&sbh_lock, flags); + coreidx = sb_coreidx(sbh); + + /* Check strapping option if chipcommon exists */ + if ((cc = sb_setcore(sbh, SB_CC, 0))) { + fltype = readl(&cc->capabilities) & CAP_FLASH_MASK; + if (fltype == PFLASH) { + bcm947xx_map.map_priv_2 = 1; + window_addr = 0x1c000000; + bcm947xx_map.size = window_size = 32 * 1024 * 1024; + if ((readl(&cc->flash_config) & CC_CFG_DS) == 0) + bcm947xx_map.buswidth = 1; + } + } else { + fltype = PFLASH; + bcm947xx_map.map_priv_2 = 0; + window_addr = WINDOW_ADDR; + window_size = WINDOW_SIZE; + } + + sb_setcoreidx(sbh, coreidx); + spin_unlock_irqrestore(&sbh_lock, flags); + + if (fltype != PFLASH) { + printk(KERN_ERR "pflash: found no supported devices\n"); + ret = -ENODEV; + goto fail; + } + + bcm947xx_map.map_priv_1 = (unsigned long) ioremap(window_addr, window_size); + + if (!bcm947xx_map.map_priv_1) { + printk(KERN_ERR "Failed to ioremap\n"); + return -EIO; + } + + if (!(bcm947xx_mtd = do_map_probe("cfi_probe", &bcm947xx_map))) { + printk(KERN_ERR "pflash: cfi_probe failed\n"); + iounmap((void *)bcm947xx_map.map_priv_1); + return -ENXIO; + } + + bcm947xx_mtd->module = THIS_MODULE; + + size = bcm947xx_mtd->size; + + printk(KERN_NOTICE "Flash device: 0x%x at 0x%x\n", size, window_addr); + +#ifdef CONFIG_MTD_PARTITIONS + parts = init_mtd_partitions(bcm947xx_mtd, size); + for (i = 0; parts[i].name; i++); + ret = add_mtd_partitions(bcm947xx_mtd, parts, i); + if (ret) { + printk(KERN_ERR "Flash: add_mtd_partitions failed\n"); + goto fail; + } +#endif + + return 0; + + fail: + if (bcm947xx_mtd) + map_destroy(bcm947xx_mtd); + if (bcm947xx_map.map_priv_1) + iounmap((void *) bcm947xx_map.map_priv_1); + bcm947xx_map.map_priv_1 = 0; + return ret; +} + +mod_exit_t cleanup_bcm947xx_map(void) +{ +#ifdef CONFIG_MTD_PARTITIONS + del_mtd_partitions(bcm947xx_mtd); +#endif + map_destroy(bcm947xx_mtd); + iounmap((void *) bcm947xx_map.map_priv_1); + bcm947xx_map.map_priv_1 = 0; +} + +module_init(init_bcm947xx_map); +module_exit(cleanup_bcm947xx_map); diff --git a/target/linux/brcm-2.4/files/drivers/parport/parport_splink.c b/target/linux/brcm-2.4/files/drivers/parport/parport_splink.c new file mode 100644 index 0000000000..0f5a81b85d --- /dev/null +++ b/target/linux/brcm-2.4/files/drivers/parport/parport_splink.c @@ -0,0 +1,345 @@ +/* Low-level parallel port routines for the ASUS WL-500g built-in port + * + * Author: Nuno Grilo <nuno.grilo@netcabo.pt> + * Based on parport_pc source + */ + +#include <linux/config.h> +#include <linux/module.h> +#include <linux/init.h> +#include <linux/ioport.h> +#include <linux/kernel.h> +#include <linux/slab.h> +#include <linux/parport.h> +#include <linux/parport_pc.h> + +#define SPLINK_ADDRESS 0xBF800010 + +#undef DEBUG + +#ifdef DEBUG +#define DPRINTK printk +#else +#define DPRINTK(stuff...) +#endif + + +/* __parport_splink_frob_control differs from parport_splink_frob_control in that + * it doesn't do any extra masking. */ +static __inline__ unsigned char __parport_splink_frob_control (struct parport *p, + unsigned char mask, + unsigned char val) +{ + struct parport_pc_private *priv = p->physport->private_data; + unsigned char *io = (unsigned char *) p->base; + unsigned char ctr = priv->ctr; +#ifdef DEBUG_PARPORT + printk (KERN_DEBUG + "__parport_splink_frob_control(%02x,%02x): %02x -> %02x\n", + mask, val, ctr, ((ctr & ~mask) ^ val) & priv->ctr_writable); +#endif + ctr = (ctr & ~mask) ^ val; + ctr &= priv->ctr_writable; /* only write writable bits. */ + *(io+2) = ctr; + priv->ctr = ctr; /* Update soft copy */ + return ctr; +} + + + +static void parport_splink_data_forward (struct parport *p) +{ + DPRINTK(KERN_DEBUG "parport_splink: parport_data_forward called\n"); + __parport_splink_frob_control (p, 0x20, 0); +} + +static void parport_splink_data_reverse (struct parport *p) +{ + DPRINTK(KERN_DEBUG "parport_splink: parport_data_forward called\n"); + __parport_splink_frob_control (p, 0x20, 0x20); +} + +/* +static void parport_splink_interrupt(int irq, void *dev_id, struct pt_regs *regs) +{ + DPRINTK(KERN_DEBUG "parport_splink: IRQ handler called\n"); + parport_generic_irq(irq, (struct parport *) dev_id, regs); +} +*/ + +static void parport_splink_enable_irq(struct parport *p) +{ + DPRINTK(KERN_DEBUG "parport_splink: parport_splink_enable_irq called\n"); + __parport_splink_frob_control (p, 0x10, 0x10); +} + +static void parport_splink_disable_irq(struct parport *p) +{ + DPRINTK(KERN_DEBUG "parport_splink: parport_splink_disable_irq called\n"); + __parport_splink_frob_control (p, 0x10, 0); +} + +static void parport_splink_init_state(struct pardevice *dev, struct parport_state *s) +{ + DPRINTK(KERN_DEBUG "parport_splink: parport_splink_init_state called\n"); + s->u.pc.ctr = 0xc | (dev->irq_func ? 0x10 : 0x0); + if (dev->irq_func && + dev->port->irq != PARPORT_IRQ_NONE) + /* Set ackIntEn */ + s->u.pc.ctr |= 0x10; +} + +static void parport_splink_save_state(struct parport *p, struct parport_state *s) +{ + const struct parport_pc_private *priv = p->physport->private_data; + DPRINTK(KERN_DEBUG "parport_splink: parport_splink_save_state called\n"); + s->u.pc.ctr = priv->ctr; +} + +static void parport_splink_restore_state(struct parport *p, struct parport_state *s) +{ + struct parport_pc_private *priv = p->physport->private_data; + unsigned char *io = (unsigned char *) p->base; + unsigned char ctr = s->u.pc.ctr; + + DPRINTK(KERN_DEBUG "parport_splink: parport_splink_restore_state called\n"); + *(io+2) = ctr; + priv->ctr = ctr; +} + +static void parport_splink_setup_interrupt(void) { + return; +} + +static void parport_splink_write_data(struct parport *p, unsigned char d) { + DPRINTK(KERN_DEBUG "parport_splink: write data called\n"); + unsigned char *io = (unsigned char *) p->base; + *io = d; +} + +static unsigned char parport_splink_read_data(struct parport *p) { + DPRINTK(KERN_DEBUG "parport_splink: read data called\n"); + unsigned char *io = (unsigned char *) p->base; + return *io; +} + +static void parport_splink_write_control(struct parport *p, unsigned char d) +{ + const unsigned char wm = (PARPORT_CONTROL_STROBE | + PARPORT_CONTROL_AUTOFD | + PARPORT_CONTROL_INIT | + PARPORT_CONTROL_SELECT); + + DPRINTK(KERN_DEBUG "parport_splink: write control called\n"); + /* Take this out when drivers have adapted to the newer interface. */ + if (d & 0x20) { + printk (KERN_DEBUG "%s (%s): use data_reverse for this!\n", + p->name, p->cad->name); + parport_splink_data_reverse (p); + } + + __parport_splink_frob_control (p, wm, d & wm); +} + +static unsigned char parport_splink_read_control(struct parport *p) +{ + const unsigned char wm = (PARPORT_CONTROL_STROBE | + PARPORT_CONTROL_AUTOFD | + PARPORT_CONTROL_INIT | + PARPORT_CONTROL_SELECT); + DPRINTK(KERN_DEBUG "parport_splink: read control called\n"); + const struct parport_pc_private *priv = p->physport->private_data; + return priv->ctr & wm; /* Use soft copy */ +} + +static unsigned char parport_splink_frob_control (struct parport *p, unsigned char mask, + unsigned char val) +{ + const unsigned char wm = (PARPORT_CONTROL_STROBE | + PARPORT_CONTROL_AUTOFD | + PARPORT_CONTROL_INIT | + PARPORT_CONTROL_SELECT); + + DPRINTK(KERN_DEBUG "parport_splink: frob control called\n"); + /* Take this out when drivers have adapted to the newer interface. */ + if (mask & 0x20) { + printk (KERN_DEBUG "%s (%s): use data_%s for this!\n", + p->name, p->cad->name, + (val & 0x20) ? "reverse" : "forward"); + if (val & 0x20) + parport_splink_data_reverse (p); + else + parport_splink_data_forward (p); + } + + /* Restrict mask and val to control lines. */ + mask &= wm; + val &= wm; + + return __parport_splink_frob_control (p, mask, val); +} + +static unsigned char parport_splink_read_status(struct parport *p) +{ + DPRINTK(KERN_DEBUG "parport_splink: read status called\n"); + unsigned char *io = (unsigned char *) p->base; + return *(io+1); +} + +static void parport_splink_inc_use_count(void) +{ +#ifdef MODULE + MOD_INC_USE_COUNT; +#endif +} + +static void parport_splink_dec_use_count(void) +{ +#ifdef MODULE + MOD_DEC_USE_COUNT; +#endif +} + +static struct parport_operations parport_splink_ops = +{ + parport_splink_write_data, + parport_splink_read_data, + + parport_splink_write_control, + parport_splink_read_control, + parport_splink_frob_control, + + parport_splink_read_status, + + parport_splink_enable_irq, + parport_splink_disable_irq, + + parport_splink_data_forward, + parport_splink_data_reverse, + + parport_splink_init_state, + parport_splink_save_state, + parport_splink_restore_state, + + parport_splink_inc_use_count, + parport_splink_dec_use_count, + + parport_ieee1284_epp_write_data, + parport_ieee1284_epp_read_data, + parport_ieee1284_epp_write_addr, + parport_ieee1284_epp_read_addr, + + parport_ieee1284_ecp_write_data, + parport_ieee1284_ecp_read_data, + parport_ieee1284_ecp_write_addr, + + parport_ieee1284_write_compat, + parport_ieee1284_read_nibble, + parport_ieee1284_read_byte, +}; + +/* --- Initialisation code -------------------------------- */ + +static struct parport *parport_splink_probe_port (unsigned long int base) +{ + struct parport_pc_private *priv; + struct parport_operations *ops; + struct parport *p; + + if (check_mem_region(base, 3)) { + printk (KERN_DEBUG "parport (0x%lx): iomem region not available\n", base); + return NULL; + } + priv = kmalloc (sizeof (struct parport_pc_private), GFP_KERNEL); + if (!priv) { + printk (KERN_DEBUG "parport (0x%lx): no memory!\n", base); + return NULL; + } + ops = kmalloc (sizeof (struct parport_operations), GFP_KERNEL); + if (!ops) { + printk (KERN_DEBUG "parport (0x%lx): no memory for ops!\n", + base); + kfree (priv); + return NULL; + } + memcpy (ops, &parport_splink_ops, sizeof (struct parport_operations)); + priv->ctr = 0xc; + priv->ctr_writable = 0xff; + + if (!(p = parport_register_port(base, PARPORT_IRQ_NONE, + PARPORT_DMA_NONE, ops))) { + printk (KERN_DEBUG "parport (0x%lx): registration failed!\n", + base); + kfree (priv); + kfree (ops); + return NULL; + } + + p->modes = PARPORT_MODE_PCSPP | PARPORT_MODE_SAFEININT; + p->size = (p->modes & PARPORT_MODE_EPP)?8:3; + p->private_data = priv; + + parport_proc_register(p); + request_mem_region (p->base, 3, p->name); + + /* Done probing. Now put the port into a sensible start-up state. */ + parport_splink_write_data(p, 0); + parport_splink_data_forward (p); + + /* Now that we've told the sharing engine about the port, and + found out its characteristics, let the high-level drivers + know about it. */ + parport_announce_port (p); + + DPRINTK(KERN_DEBUG "parport (0x%lx): init ok!\n", + base); + return p; +} + +static void parport_splink_unregister_port(struct parport *p) { + struct parport_pc_private *priv = p->private_data; + struct parport_operations *ops = p->ops; + + if (p->irq != PARPORT_IRQ_NONE) + free_irq(p->irq, p); + release_mem_region(p->base, 3); + parport_proc_unregister(p); + kfree (priv); + parport_unregister_port(p); + kfree (ops); +} + + +int parport_splink_init(void) +{ + int ret; + + DPRINTK(KERN_DEBUG "parport_splink init called\n"); + parport_splink_setup_interrupt(); + ret = !parport_splink_probe_port(SPLINK_ADDRESS); + + return ret; +} + +void parport_splink_cleanup(void) { + struct parport *p = parport_enumerate(), *tmp; + DPRINTK(KERN_DEBUG "parport_splink cleanup called\n"); + if (p->size) { + if (p->modes & PARPORT_MODE_PCSPP) { + while(p) { + tmp = p->next; + parport_splink_unregister_port(p); + p = tmp; + } + } + } +} + +MODULE_AUTHOR("Nuno Grilo <nuno.grilo@netcabo.pt>"); +MODULE_DESCRIPTION("Parport Driver for ASUS WL-500g router builtin Port"); +MODULE_SUPPORTED_DEVICE("ASUS WL-500g builtin Parallel Port"); +MODULE_LICENSE("GPL"); + +module_init(parport_splink_init) +module_exit(parport_splink_cleanup) + |