diff options
Diffstat (limited to 'target')
35 files changed, 7097 insertions, 7226 deletions
diff --git a/target/linux/brcm47xx-2.6/files/arch/mips/bcm947xx/Makefile b/target/linux/brcm47xx-2.6/files/arch/mips/bcm947xx/Makefile new file mode 100644 index 0000000000..f80945c8b9 --- /dev/null +++ b/target/linux/brcm47xx-2.6/files/arch/mips/bcm947xx/Makefile @@ -0,0 +1,7 @@ +# +# Makefile for the BCM47xx specific kernel interface routines +# under Linux. +# + +obj-y := irq.o prom.o setup.o time.o +obj-y += nvram.o cfe_env.o diff --git a/target/linux/brcm47xx-2.6/files/arch/mips/bcm947xx/cfe_env.c b/target/linux/brcm47xx-2.6/files/arch/mips/bcm947xx/cfe_env.c new file mode 100644 index 0000000000..326809567b --- /dev/null +++ b/target/linux/brcm47xx-2.6/files/arch/mips/bcm947xx/cfe_env.c @@ -0,0 +1,229 @@ +/* + * CFE environment variable access + * + * Copyright 2001-2003, Broadcom Corporation + * Copyright 2006, 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. + */ + +#include <linux/init.h> +#include <linux/module.h> +#include <linux/kernel.h> +#include <linux/string.h> +#include <asm/io.h> +#include <asm/uaccess.h> + +#define NVRAM_SIZE (0x1ff0) +static char _nvdata[NVRAM_SIZE] __initdata; +static char _valuestr[256] __initdata; + +/* + * TLV types. These codes are used in the "type-length-value" + * encoding of the items stored in the NVRAM device (flash or EEPROM) + * + * The layout of the flash/nvram is as follows: + * + * <type> <length> <data ...> <type> <length> <data ...> <type_end> + * + * The type code of "ENV_TLV_TYPE_END" marks the end of the list. + * The "length" field marks the length of the data section, not + * including the type and length fields. + * + * Environment variables are stored as follows: + * + * <type_env> <length> <flags> <name> = <value> + * + * If bit 0 (low bit) is set, the length is an 8-bit value. + * If bit 0 (low bit) is clear, the length is a 16-bit value + * + * Bit 7 set indicates "user" TLVs. In this case, bit 0 still + * indicates the size of the length field. + * + * Flags are from the constants below: + * + */ +#define ENV_LENGTH_16BITS 0x00 /* for low bit */ +#define ENV_LENGTH_8BITS 0x01 + +#define ENV_TYPE_USER 0x80 + +#define ENV_CODE_SYS(n,l) (((n)<<1)|(l)) +#define ENV_CODE_USER(n,l) ((((n)<<1)|(l)) | ENV_TYPE_USER) + +/* + * The actual TLV types we support + */ + +#define ENV_TLV_TYPE_END 0x00 +#define ENV_TLV_TYPE_ENV ENV_CODE_SYS(0,ENV_LENGTH_8BITS) + +/* + * Environment variable flags + */ + +#define ENV_FLG_NORMAL 0x00 /* normal read/write */ +#define ENV_FLG_BUILTIN 0x01 /* builtin - not stored in flash */ +#define ENV_FLG_READONLY 0x02 /* read-only - cannot be changed */ + +#define ENV_FLG_MASK 0xFF /* mask of attributes we keep */ +#define ENV_FLG_ADMIN 0x100 /* lets us internally override permissions */ + + +/* ********************************************************************* + * _nvram_read(buffer,offset,length) + * + * Read data from the NVRAM device + * + * Input parameters: + * buffer - destination buffer + * offset - offset of data to read + * length - number of bytes to read + * + * Return value: + * number of bytes read, or <0 if error occured + ********************************************************************* */ +static int +_nvram_read(unsigned char *nv_buf, unsigned char *buffer, int offset, int length) +{ + int i; + if (offset > NVRAM_SIZE) + return -1; + + for ( i = 0; i < length; i++) { + buffer[i] = ((volatile unsigned char*)nv_buf)[offset + i]; + } + return length; +} + + +static char* +_strnchr(const char *dest,int c,size_t cnt) +{ + while (*dest && (cnt > 0)) { + if (*dest == c) return (char *) dest; + dest++; + cnt--; + } + return NULL; +} + + + +/* + * Core support API: Externally visible. + */ + +/* + * Get the value of an NVRAM variable + * @param name name of variable to get + * @return value of variable or NULL if undefined + */ + +char* +cfe_env_get(unsigned char *nv_buf, char* name) +{ + int size; + unsigned char *buffer; + unsigned char *ptr; + unsigned char *envval; + unsigned int reclen; + unsigned int rectype; + int offset; + int flg; + + if (!strcmp(name, "nvram_type")) + return "cfe"; + + size = NVRAM_SIZE; + buffer = &_nvdata[0]; + + ptr = buffer; + offset = 0; + + /* Read the record type and length */ + if (_nvram_read(nv_buf, ptr,offset,1) != 1) { + goto error; + } + + while ((*ptr != ENV_TLV_TYPE_END) && (size > 1)) { + + /* Adjust pointer for TLV type */ + rectype = *(ptr); + offset++; + size--; + + /* + * Read the length. It can be either 1 or 2 bytes + * depending on the code + */ + if (rectype & ENV_LENGTH_8BITS) { + /* Read the record type and length - 8 bits */ + if (_nvram_read(nv_buf, ptr,offset,1) != 1) { + goto error; + } + reclen = *(ptr); + size--; + offset++; + } + else { + /* Read the record type and length - 16 bits, MSB first */ + if (_nvram_read(nv_buf, ptr,offset,2) != 2) { + goto error; + } + reclen = (((unsigned int) *(ptr)) << 8) + (unsigned int) *(ptr+1); + size -= 2; + offset += 2; + } + + if (reclen > size) + break; /* should not happen, bad NVRAM */ + + switch (rectype) { + case ENV_TLV_TYPE_ENV: + /* Read the TLV data */ + if (_nvram_read(nv_buf, ptr,offset,reclen) != reclen) + goto error; + flg = *ptr++; + envval = (unsigned char *) _strnchr(ptr,'=',(reclen-1)); + if (envval) { + *envval++ = '\0'; + memcpy(_valuestr,envval,(reclen-1)-(envval-ptr)); + _valuestr[(reclen-1)-(envval-ptr)] = '\0'; +#if 0 + printk(KERN_INFO "NVRAM:%s=%s\n", ptr, _valuestr); +#endif + if(!strcmp(ptr, name)){ + return _valuestr; + } + if((strlen(ptr) > 1) && !strcmp(&ptr[1], name)) + return _valuestr; + } + break; + + default: + /* Unknown TLV type, skip it. */ + break; + } + + /* + * Advance to next TLV + */ + + size -= (int)reclen; + offset += reclen; + + /* Read the next record type */ + ptr = buffer; + if (_nvram_read(nv_buf, ptr,offset,1) != 1) + goto error; + } + +error: + return NULL; + +} + diff --git a/target/linux/brcm47xx-2.6/files/arch/mips/bcm947xx/include/nvram.h b/target/linux/brcm47xx-2.6/files/arch/mips/bcm947xx/include/nvram.h new file mode 100644 index 0000000000..6bb18e8e5f --- /dev/null +++ b/target/linux/brcm47xx-2.6/files/arch/mips/bcm947xx/include/nvram.h @@ -0,0 +1,37 @@ +/* + * Copyright (C) 2006 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. + */ + +#ifndef __NVRAM_H +#define __NVRAM_H + +struct nvram_header { + u32 magic; + u32 len; + u32 crc_ver_init; /* 0:7 crc, 8:15 ver, 16:31 sdram_init */ + u32 config_refresh; /* 0:15 sdram_config, 16:31 sdram_refresh */ + u32 config_ncdl; /* ncdl values for memc */ +}; + +struct nvram_tuple { + char *name; + char *value; + struct nvram_tuple *next; +}; + +#define NVRAM_HEADER 0x48534C46 /* 'FLSH' */ +#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 + +char *nvram_get(const char *name); + +#endif diff --git a/target/linux/brcm47xx-2.6/files/arch/mips/bcm947xx/irq.c b/target/linux/brcm47xx-2.6/files/arch/mips/bcm947xx/irq.c new file mode 100644 index 0000000000..8727a4f956 --- /dev/null +++ b/target/linux/brcm47xx-2.6/files/arch/mips/bcm947xx/irq.c @@ -0,0 +1,63 @@ +/* + * Copyright (C) 2004 Florian Schirmer (jolt@tuxbox.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. + */ + +#include <linux/errno.h> +#include <linux/init.h> +#include <linux/interrupt.h> +#include <linux/irq.h> +#include <linux/module.h> +#include <linux/smp.h> +#include <linux/types.h> + +#include <asm/cpu.h> +#include <asm/io.h> +#include <asm/irq.h> +#include <asm/irq_cpu.h> + +void plat_irq_dispatch(void) +{ + u32 cause; + + cause = read_c0_cause() & read_c0_status() & CAUSEF_IP; + + clear_c0_status(cause); + + if (cause & CAUSEF_IP7) + do_IRQ(7); + if (cause & CAUSEF_IP2) + do_IRQ(2); + if (cause & CAUSEF_IP3) + do_IRQ(3); + if (cause & CAUSEF_IP4) + do_IRQ(4); + if (cause & CAUSEF_IP5) + do_IRQ(5); + if (cause & CAUSEF_IP6) + do_IRQ(6); +} + +void __init arch_init_irq(void) +{ + mips_cpu_irq_init(0); +} diff --git a/target/linux/brcm47xx-2.6/files/arch/mips/bcm947xx/nvram.c b/target/linux/brcm47xx-2.6/files/arch/mips/bcm947xx/nvram.c new file mode 100644 index 0000000000..3f32ad9d6e --- /dev/null +++ b/target/linux/brcm47xx-2.6/files/arch/mips/bcm947xx/nvram.c @@ -0,0 +1,125 @@ +/* + * BCM947xx nvram variable access + * + * Copyright 2005, Broadcom Corporation + * Copyright 2006, 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. + */ + +#include <linux/init.h> +#include <linux/module.h> +#include <linux/ssb/ssb.h> +#include <linux/kernel.h> +#include <linux/string.h> +#include <linux/interrupt.h> +#include <linux/spinlock.h> +#include <linux/slab.h> +#include <asm/byteorder.h> +#include <asm/bootinfo.h> +#include <asm/addrspace.h> +#include <asm/io.h> +#include <asm/uaccess.h> + +#include <nvram.h> + +#define MB * 1048576 +extern struct ssb_bus ssb; + +static char nvram_buf[NVRAM_SPACE]; +static int cfe_env; +extern char *cfe_env_get(char *nv_buf, const char *name); + +/* Probe for NVRAM header */ +static void __init early_nvram_init(void) +{ + struct ssb_mipscore *mcore = &ssb.mipscore; + struct nvram_header *header; + int i; + u32 base, lim, off; + u32 *src, *dst; + + base = mcore->flash_window; + lim = mcore->flash_window_size; + cfe_env = 0; + + + /* XXX: hack for supporting the CFE environment stuff on WGT634U */ + if (lim >= 8 MB) { + src = (u32 *) KSEG1ADDR(base + 8 MB - 0x2000); + dst = (u32 *) nvram_buf; + + if ((*src & 0xff00ff) == 0x000001) { + printk("early_nvram_init: WGT634U NVRAM found.\n"); + + for (i = 0; i < 0x1ff0; i++) { + if (*src == 0xFFFFFFFF) + break; + *dst++ = *src++; + } + cfe_env = 1; + return; + } + } + + off = 0x20000; + while (off <= lim) { + /* Windowed flash access */ + header = (struct nvram_header *) KSEG1ADDR(base + off - NVRAM_SPACE); + if (header->magic == NVRAM_HEADER) + goto found; + off <<= 1; + } + + /* Try embedded NVRAM at 4 KB and 1 KB as last resorts */ + header = (struct nvram_header *) KSEG1ADDR(base + 4096); + if (header->magic == NVRAM_HEADER) + goto found; + + header = (struct nvram_header *) KSEG1ADDR(base + 1024); + if (header->magic == NVRAM_HEADER) + goto found; + + 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++ = le32_to_cpu(*src++); +} + +char *nvram_get(const char *name) +{ + char *var, *value, *end, *eq; + + if (!name) + return NULL; + + if (!nvram_buf[0]) + early_nvram_init(); + + if (cfe_env) + return cfe_env_get(nvram_buf, name); + + /* 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; +} + +EXPORT_SYMBOL(nvram_get); diff --git a/target/linux/brcm47xx-2.6/files/arch/mips/bcm947xx/prom.c b/target/linux/brcm47xx-2.6/files/arch/mips/bcm947xx/prom.c new file mode 100644 index 0000000000..235d45aadd --- /dev/null +++ b/target/linux/brcm47xx-2.6/files/arch/mips/bcm947xx/prom.c @@ -0,0 +1,62 @@ +/* + * Copyright (C) 2004 Florian Schirmer (jolt@tuxbox.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. + */ + +#include <linux/init.h> +#include <linux/mm.h> +#include <linux/sched.h> +#include <linux/bootmem.h> + +#include <asm/addrspace.h> +#include <asm/bootinfo.h> +#include <asm/pmon.h> +#include "../cfe/cfe_private.h" + +const char *get_system_type(void) +{ + return "Broadcom BCM47xx"; +} + +void __init prom_init(void) +{ + unsigned long mem; + + mips_machgroup = MACH_GROUP_BRCM; + mips_machtype = MACH_BCM47XX; + + cfe_setup(fw_arg0, fw_arg1, fw_arg2, fw_arg3); + + /* 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); +} + +unsigned long __init prom_free_prom_memory(void) +{ + return 0; +} diff --git a/target/linux/brcm47xx-2.6/files/arch/mips/bcm947xx/setup.c b/target/linux/brcm47xx-2.6/files/arch/mips/bcm947xx/setup.c new file mode 100644 index 0000000000..547c50a737 --- /dev/null +++ b/target/linux/brcm47xx-2.6/files/arch/mips/bcm947xx/setup.c @@ -0,0 +1,163 @@ +/* + * Copyright (C) 2004 Florian Schirmer (jolt@tuxbox.org) + * Copyright (C) 2005 Waldemar Brodkorb <wbx@openwrt.org> + * Copyright (C) 2006 Felix Fietkau <nbd@openwrt.org> + * Copyright (C) 2006 Michael Buesch + * + * 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. + */ + +#include <linux/init.h> +#include <linux/types.h> +#include <linux/tty.h> +#include <linux/serial.h> +#include <linux/serial_core.h> +#include <linux/serial_reg.h> +#include <asm/bootinfo.h> +#include <asm/time.h> +#include <asm/reboot.h> +#include <asm/cfe.h> +#include <linux/pm.h> +#include <linux/ssb/ssb.h> + +#include <nvram.h> + +extern void bcm47xx_pci_init(void); +extern void bcm47xx_time_init(void); + +struct ssb_bus ssb; + +static void bcm47xx_machine_restart(char *command) +{ + printk(KERN_ALERT "Please stand by while rebooting the system...\n"); + local_irq_disable(); + /* CFE has a reboot callback, but that does not work. + * Oopses with: Reserved instruction in kernel code. + */ + + /* Set the watchdog timer to reset immediately */ +//TODO sb_watchdog(sbh, 1); + while (1) + cpu_relax(); +} + +static void bcm47xx_machine_halt(void) +{ + /* Disable interrupts and watchdog and spin forever */ + local_irq_disable(); +//TODO sb_watchdog(sbh, 0); + while (1) + cpu_relax(); +} + +static void e_aton(char *str, char *dest) +{ + int i = 0; + + if (str == NULL) { + memset(dest, 0, 6); + return; + } + + for (;;) { + dest[i++] = (char) simple_strtoul(str, NULL, 16); + str += 2; + if (!*str++ || i == 6) + break; + } +} + +static void bcm47xx_fill_sprom(struct ssb_sprom *sprom) +{ + // TODO +} + +static void bcm47xx_fill_sprom_nvram(struct ssb_sprom *sprom) +{ + char *s; + + memset(sprom, 0, sizeof(struct ssb_sprom)); + + sprom->revision = 3; + if ((s = nvram_get("et0macaddr"))) + e_aton(s, sprom->r1.et0mac); + if ((s = nvram_get("et1macaddr"))) + e_aton(s, sprom->r1.et1mac); + if ((s = nvram_get("et0phyaddr"))) + sprom->r1.et0phyaddr = simple_strtoul(s, NULL, 10); + if ((s = nvram_get("et1phyaddr"))) + sprom->r1.et1phyaddr = simple_strtoul(s, NULL, 10); +} + +void __init plat_mem_setup(void) +{ + int i, err; + char *s; + struct ssb_mipscore *mcore; + + err = ssb_bus_ssbbus_register(&ssb, SSB_ENUM_BASE, bcm47xx_fill_sprom); + if (err) { + const char *msg = "Failed to initialize SSB bus (err %d)\n"; + cfe_printk(msg, err); /* Make sure the message gets out of the box. */ + panic(msg, err); + } + mcore = &ssb.mipscore; + + /* FIXME: the nvram init depends on the ssb being fully initializes, + * can't use the fill_sprom callback yet! */ + bcm47xx_fill_sprom_nvram(&ssb.sprom); + + s = nvram_get("kernel_args"); + if (s && !strncmp(s, "console=ttyS1", 13)) { + struct ssb_serial_port port; + + cfe_printk("Swapping serial ports!\n"); + /* swap serial ports */ + memcpy(&port, &mcore->serial_ports[0], sizeof(port)); + memcpy(&mcore->serial_ports[0], &mcore->serial_ports[1], sizeof(port)); + memcpy(&mcore->serial_ports[1], &port, sizeof(port)); + } + + for (i = 0; i < mcore->nr_serial_ports; i++) { + struct ssb_serial_port *port = &(mcore->serial_ports[i]); + struct uart_port s; + + memset(&s, 0, sizeof(s)); + s.line = i; + s.membase = port->regs; + s.irq = port->irq + 2;//FIXME? + s.uartclk = port->baud_base; + s.flags = UPF_BOOT_AUTOCONF | UPF_SHARE_IRQ; + s.iotype = SERIAL_IO_MEM; + s.regshift = port->reg_shift; + + early_serial_setup(&s); + } + cfe_printk("Serial init done.\n"); + + _machine_restart = bcm47xx_machine_restart; + _machine_halt = bcm47xx_machine_halt; + pm_power_off = bcm47xx_machine_halt; + + board_time_init = bcm47xx_time_init;//FIXME move into ssb +} + +EXPORT_SYMBOL(ssb); diff --git a/target/linux/brcm47xx-2.6/files/arch/mips/bcm947xx/time.c b/target/linux/brcm47xx-2.6/files/arch/mips/bcm947xx/time.c new file mode 100644 index 0000000000..62120ebc74 --- /dev/null +++ b/target/linux/brcm47xx-2.6/files/arch/mips/bcm947xx/time.c @@ -0,0 +1,62 @@ +/* + * Copyright (C) 2004 Florian Schirmer (jolt@tuxbox.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. + */ + +#include <linux/init.h> +#include <linux/kernel.h> +#include <linux/sched.h> +#include <linux/serial_reg.h> +#include <linux/interrupt.h> +#include <linux/ssb/ssb.h> +#include <asm/addrspace.h> +#include <asm/io.h> +#include <asm/time.h> + +extern struct ssb_bus ssb; + +void __init +bcm47xx_time_init(void) +{ + unsigned long hz; + + /* + * Use deterministic values for initial counter interrupt + * so that calibrate delay avoids encountering a counter wrap. + */ + write_c0_count(0); + write_c0_compare(0xffff); + + hz = ssb_cpu_clock(&ssb.mipscore) / 2; + if (!hz) + hz = 100000000; + + /* Set MIPS counter frequency for fixed_rate_gettimeoffset() */ + mips_hpt_frequency = hz; +} + +void __init +plat_timer_setup(struct irqaction *irq) +{ + /* Enable the timer interrupt */ + setup_irq(7, irq); +} diff --git a/target/linux/brcm47xx-2.6/files/arch/mips/cfe/Makefile b/target/linux/brcm47xx-2.6/files/arch/mips/cfe/Makefile new file mode 100644 index 0000000000..d9f046adf3 --- /dev/null +++ b/target/linux/brcm47xx-2.6/files/arch/mips/cfe/Makefile @@ -0,0 +1,5 @@ +# +# Makefile for the Broadcom Common Firmware Environment support +# + +obj-y += cfe.o diff --git a/target/linux/brcm47xx-2.6/files/arch/mips/cfe/cfe.c b/target/linux/brcm47xx-2.6/files/arch/mips/cfe/cfe.c new file mode 100644 index 0000000000..6d16111e1c --- /dev/null +++ b/target/linux/brcm47xx-2.6/files/arch/mips/cfe/cfe.c @@ -0,0 +1,533 @@ +/* + * Broadcom Common Firmware Environment (CFE) support + * + * Copyright 2000, 2001, 2002 + * Broadcom Corporation. All rights reserved. + * + * Copyright (C) 2006 Michael Buesch + * + * Original Authors: Mitch Lichtenberg, Chris Demetriou + * + * This software is furnished under license and may be used and copied only + * in accordance with the following terms and conditions. Subject to these + * conditions, you may download, copy, install, use, modify and distribute + * modified or unmodified copies of this software in source and/or binary + * form. No title or ownership is transferred hereby. + * + * 1) Any source code used, modified or distributed must reproduce and + * retain this copyright notice and list of conditions as they appear in + * the source file. + * + * 2) No right is granted to use any trade name, trademark, or logo of + * Broadcom Corporation. The "Broadcom Corporation" name may not be + * used to endorse or promote products derived from this software + * without the prior written permission of Broadcom Corporation. + * + * 3) THIS SOFTWARE IS PROVIDED "AS-IS" AND ANY EXPRESS OR IMPLIED + * WARRANTIES, INCLUDING BUT NOT LIMITED TO, ANY IMPLIED WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, OR + * NON-INFRINGEMENT ARE DISCLAIMED. IN NO EVENT SHALL BROADCOM BE LIABLE + * FOR ANY DAMAGES WHATSOEVER, AND IN PARTICULAR, BROADCOM SHALL NOT BE + * LIABLE FOR 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), EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#include <linux/init.h> +#include <linux/string.h> +#include <linux/errno.h> +#include <linux/spinlock.h> +#include <asm/cfe.h> + +#include "cfe_private.h" + + +static cfe_uint_t cfe_handle; +static int (*cfe_trampoline)(long handle, long iocb); + + +#include <linux/kernel.h> + +void __init cfe_setup(unsigned long fwarg0, unsigned long fwarg1, + unsigned long fwarg2, unsigned long fwarg3) +{ + if (fwarg3 == 0x80300000) { + /* WRT54G workaround */ + fwarg3 = CFE_EPTSEAL; + fwarg2 = 0xBFC00500; + } + if (fwarg3 != CFE_EPTSEAL) { + /* We are not booted from CFE */ + return; + } + if (fwarg1 == 0) { + /* We are on the boot CPU */ + cfe_handle = (cfe_uint_t)fwarg0; + cfe_trampoline = CFE_TO_PTR(fwarg2); + } +} + +int cfe_vprintk(const char *fmt, va_list args) +{ + static char buffer[1024]; + static DEFINE_SPINLOCK(lock); + static const char pfx[] = "CFE-console: "; + static const size_t pfx_len = sizeof(pfx) - 1; + unsigned long flags; + int len, cnt, pos; + int handle; + int res; + + if (!cfe_present()) + return -ENODEV; + + spin_lock_irqsave(&lock, flags); + handle = cfe_getstdhandle(CFE_STDHANDLE_CONSOLE); + if (CFE_ISERR(handle)) { + len = -EIO; + goto out; + } + strcpy(buffer, pfx); + len = vscnprintf(buffer + pfx_len, + sizeof(buffer) - pfx_len - 2, + fmt, args); + len += pfx_len; + /* The CFE console requires CR-LF line-ends. + * Add a CR, if we only terminate lines with a LF. + * This does only fix CR-LF at the end of the string. + * So for multiple lines, use multiple cfe_vprintk calls. + */ + if (len > 1 && + buffer[len - 1] == '\n' && buffer[len - 2] != '\r') { + buffer[len - 1] = '\r'; + buffer[len] = '\n'; + len += 1; + } + cnt = len; + pos = 0; + while (cnt > 0) { + res = cfe_write(handle, buffer + pos, len - pos); + if (CFE_ISERR(res)) { + len = -EIO; + goto out; + } + cnt -= res; + pos += res; + } +out: + spin_unlock_irqrestore(&lock, flags); + + return len; +} + +int cfe_printk(const char *fmt, ...) +{ + va_list args; + int res; + + va_start(args, fmt); + res = cfe_vprintk(fmt, args); + va_end(args); + + return res; +} + +static int cfe_iocb_dispatch(struct cfe_iocb *iocb) +{ + if (!cfe_present()) + return CFE_ERR_UNSUPPORTED; + return cfe_trampoline((long)cfe_handle, (long)iocb); +} + +int cfe_present(void) +{ + return (cfe_trampoline != NULL); +} + +int cfe_close(int handle) +{ + struct cfe_iocb iocb; + int err; + + memset(&iocb, 0, sizeof(iocb)); + iocb.fcode = CFE_CMD_DEV_CLOSE; + iocb.handle = handle; + + err = cfe_iocb_dispatch(&iocb); + + return (CFE_ISERR(err)) ? err : iocb.status; +} + +int cfe_cpu_start(int cpu, void (*fn)(void), long sp, long gp, long a1) +{ + struct cfe_iocb iocb; + int err; + + memset(&iocb, 0, sizeof(iocb)); + iocb.fcode = CFE_CMD_FW_CPUCTL; + iocb.psize = sizeof(struct cfe_iocb_cpuctl); + iocb.cpuctl.number = cpu; + iocb.cpuctl.command = CFE_CPU_CMD_START; + iocb.cpuctl.gp = gp; + iocb.cpuctl.sp = sp; + iocb.cpuctl.a1 = a1; + iocb.cpuctl.start_addr = (long)fn; + + err = cfe_iocb_dispatch(&iocb); + + return (CFE_ISERR(err)) ? err : iocb.status; +} + +int cfe_cpu_stop(int cpu) +{ + struct cfe_iocb iocb; + int err; + + memset(&iocb, 0, sizeof(iocb)); + iocb.fcode = CFE_CMD_FW_CPUCTL; + iocb.psize = sizeof(struct cfe_iocb_cpuctl); + iocb.cpuctl.number = cpu; + iocb.cpuctl.command = CFE_CPU_CMD_STOP; + + err = cfe_iocb_dispatch(&iocb); + + return (CFE_ISERR(err)) ? err : iocb.status; +} + +int cfe_enumenv(int idx, char *name, int namelen, char *val, int vallen) +{ + struct cfe_iocb iocb; + int err; + + memset(&iocb, 0, sizeof(iocb)); + iocb.fcode = CFE_CMD_ENV_ENUM; + iocb.psize = sizeof(struct cfe_iocb_envbuf); + iocb.envbuf.index = idx; + iocb.envbuf.name = PTR_TO_CFE(name); + iocb.envbuf.name_len = namelen; + iocb.envbuf.val = PTR_TO_CFE(val); + iocb.envbuf.val_len = vallen; + + err = cfe_iocb_dispatch(&iocb); + + return (CFE_ISERR(err)) ? err : iocb.status; +} + +int cfe_enumdev(int idx, char *name, int namelen) +{ + struct cfe_iocb iocb; + int err; + + memset(&iocb, 0, sizeof(iocb)); + + iocb.fcode = CFE_CMD_DEV_ENUM; + iocb.psize = sizeof(struct cfe_iocb_envbuf); + iocb.envbuf.index = idx; + iocb.envbuf.name = PTR_TO_CFE(name); + iocb.envbuf.name_len = namelen; + + err = cfe_iocb_dispatch(&iocb); + + return (CFE_ISERR(err)) ? err : iocb.status; +} + +int cfe_enummem(int idx, int flags, u64 *start, u64 *length, + u64 *type) +{ + struct cfe_iocb iocb; + int err; + + memset(&iocb, 0, sizeof(iocb)); + + iocb.fcode = CFE_CMD_FW_MEMENUM; + iocb.flags = flags; + iocb.psize = sizeof(struct cfe_iocb_meminfo); + iocb.meminfo.index = idx; + + err = cfe_iocb_dispatch(&iocb); + if (CFE_ISERR(err)) + return err; + if (!CFE_ISERR(iocb.status)) { + *start = iocb.meminfo.addr; + *length = iocb.meminfo.size; + *type = iocb.meminfo.type; + } + + return iocb.status; +} + +int cfe_exit(int warm, int status) +{ + struct cfe_iocb iocb; + int err; + +printk("CFE REBOOT\n"); + memset(&iocb, 0, sizeof(iocb)); + iocb.fcode = CFE_CMD_FW_RESTART; + if (warm) + iocb.flags = CFE_FLG_WARMSTART; + iocb.psize = sizeof(struct cfe_iocb_exitstat); + iocb.exitstat.status = status; + +printk("CALL\n"); + err = cfe_iocb_dispatch(&iocb); +printk("DONE\n"); + + return (CFE_ISERR(err)) ? err : iocb.status; +} + +int cfe_flushcache(int flags) +{ + struct cfe_iocb iocb; + int err; + + memset(&iocb, 0, sizeof(iocb)); + iocb.fcode = CFE_CMD_FW_FLUSHCACHE; + iocb.flags = flags; + + err = cfe_iocb_dispatch(&iocb); + + return (CFE_ISERR(err)) ? err : iocb.status; +} + +int cfe_getdevinfo(char *name) +{ + struct cfe_iocb iocb; + int err; + + memset(&iocb, 0, sizeof(iocb)); + iocb.fcode = CFE_CMD_DEV_GETINFO; + iocb.psize = sizeof(struct cfe_iocb_buf); + iocb.buffer.ptr = PTR_TO_CFE(name); + iocb.buffer.length = strlen(name); + + err = cfe_iocb_dispatch(&iocb); + if (CFE_ISERR(err)) + return err; + if (CFE_ISERR(iocb.status)) + return iocb.status; + + return iocb.buffer.devflags; +} + +int cfe_getenv(char *name, char *dest, int destlen) +{ + struct cfe_iocb iocb; + int err; + + dest[0] = '\0'; + memset(&iocb, 0, sizeof(iocb)); + iocb.fcode = CFE_CMD_ENV_GET; + iocb.psize = sizeof(struct cfe_iocb_envbuf); + iocb.envbuf.name = PTR_TO_CFE(name); + iocb.envbuf.name_len = strlen(name); + iocb.envbuf.val = PTR_TO_CFE(dest); + iocb.envbuf.val_len = destlen; + + err = cfe_iocb_dispatch(&iocb); + + return (CFE_ISERR(err)) ? err : iocb.status; +} + +int cfe_getfwinfo(struct cfe_fwinfo *info) +{ + struct cfe_iocb iocb; + int err; + + memset(&iocb, 0, sizeof(iocb)); + iocb.fcode = CFE_CMD_FW_GETINFO; + iocb.psize = sizeof(struct cfe_iocb_fwinfo); + + err = cfe_iocb_dispatch(&iocb); + if (CFE_ISERR(err)) + return err; + if (CFE_ISERR(iocb.status)) + return err; + + info->version = iocb.fwinfo.version; + info->totalmem = iocb.fwinfo.totalmem; + info->flags = iocb.fwinfo.flags; + info->boardid = iocb.fwinfo.boardid; + info->bootarea_va = iocb.fwinfo.bootarea_va; + info->bootarea_pa = iocb.fwinfo.bootarea_pa; + info->bootarea_size = iocb.fwinfo.bootarea_size; + + return iocb.status; +} + +int cfe_getstdhandle(int handletype) +{ + struct cfe_iocb iocb; + int err; + + memset(&iocb, 0, sizeof(iocb)); + iocb.fcode = CFE_CMD_DEV_GETHANDLE; + iocb.flags = handletype; + + err = cfe_iocb_dispatch(&iocb); + if (CFE_ISERR(err)) + return err; + if (CFE_ISERR(iocb.status)) + return iocb.status; + + return iocb.handle; +} + +int cfe_getticks(s64 *ticks) +{ + struct cfe_iocb iocb; + int err; + + memset(&iocb, 0, sizeof(iocb)); + iocb.fcode = CFE_CMD_FW_GETTIME; + iocb.psize = sizeof(struct cfe_iocb_time); + + err = cfe_iocb_dispatch(&iocb); + if (CFE_ISERR(err)) + return err; + if (!CFE_ISERR(iocb.status)) + *ticks = iocb.time.ticks; + + return iocb.status; +} + +int cfe_inpstat(int handle) +{ + struct cfe_iocb iocb; + int err; + + memset(&iocb, 0, sizeof(iocb)); + iocb.fcode = CFE_CMD_DEV_INPSTAT; + iocb.handle = handle; + iocb.psize = sizeof(struct cfe_iocb_inpstat); + + err = cfe_iocb_dispatch(&iocb); + if (CFE_ISERR(err)) + return err; + if (CFE_ISERR(iocb.status)) + return iocb.status; + + return iocb.inpstat.status; +} + +int cfe_ioctl(int handle, unsigned int ioctlnum, + unsigned char *buffer, int length, + int *retlen, u64 offset) +{ + struct cfe_iocb iocb; + int err; + + memset(&iocb, 0, sizeof(iocb)); + iocb.fcode = CFE_CMD_DEV_IOCTL; + iocb.handle = handle; + iocb.psize = sizeof(struct cfe_iocb_buf); + iocb.buffer.offset = offset; + iocb.buffer.ioctlcmd = ioctlnum; + iocb.buffer.ptr = PTR_TO_CFE(buffer); + iocb.buffer.length = length; + + err = cfe_iocb_dispatch(&iocb); + if (CFE_ISERR(err)) + return err; + if (CFE_ISERR(iocb.status)) + return iocb.status; + if (retlen) + *retlen = iocb.buffer.retlen; + + return iocb.status; +} + +int cfe_open(char *name) +{ + struct cfe_iocb iocb; + int err; + + memset(&iocb, 0, sizeof(iocb)); + iocb.fcode = CFE_CMD_DEV_OPEN; + iocb.psize = sizeof(struct cfe_iocb_buf); + iocb.buffer.ptr = PTR_TO_CFE(name); + iocb.buffer.length = strlen(name); + + err = cfe_iocb_dispatch(&iocb); + if (CFE_ISERR(err)) + return err; + if (CFE_ISERR(iocb.status)) + return iocb.status; + + return iocb.handle; +} + +int cfe_read(int handle, unsigned char *buffer, int length) +{ + return cfe_readblk(handle, 0, buffer, length); +} + +int cfe_readblk(int handle, s64 offset, unsigned char *buffer, int length) +{ + struct cfe_iocb iocb; + int err; + + memset(&iocb, 0, sizeof(iocb)); + iocb.fcode = CFE_CMD_DEV_READ; + iocb.handle = handle; + iocb.psize = sizeof(struct cfe_iocb_buf); + iocb.buffer.offset = offset; + iocb.buffer.ptr = PTR_TO_CFE(buffer); + iocb.buffer.length = length; + + err = cfe_iocb_dispatch(&iocb); + if (CFE_ISERR(err)) + return err; + if (CFE_ISERR(iocb.status)) + return iocb.status; + + return iocb.buffer.retlen; +} + +int cfe_setenv(char *name, char *val) +{ + struct cfe_iocb iocb; + int err; + + memset(&iocb, 0, sizeof(iocb)); + iocb.fcode = CFE_CMD_ENV_SET; + iocb.psize = sizeof(struct cfe_iocb_envbuf); + iocb.envbuf.name = PTR_TO_CFE(name); + iocb.envbuf.name_len = strlen(name); + iocb.envbuf.val = PTR_TO_CFE(val); + iocb.envbuf.val_len = strlen(val); + + err = cfe_iocb_dispatch(&iocb); + + return (CFE_ISERR(err)) ? err : iocb.status; +} + +int cfe_write(int handle, unsigned char *buffer, int length) +{ + return cfe_writeblk(handle, 0, buffer, length); +} + +int cfe_writeblk(int handle, s64 offset, unsigned char *buffer, int length) +{ + struct cfe_iocb iocb; + int err; + + memset(&iocb, 0, sizeof(iocb)); + iocb.fcode = CFE_CMD_DEV_WRITE; + iocb.handle = handle; + iocb.psize = sizeof(struct cfe_iocb_buf); + iocb.buffer.offset = offset; + iocb.buffer.ptr = PTR_TO_CFE(buffer); + iocb.buffer.length = length; + + err = cfe_iocb_dispatch(&iocb); + if (CFE_ISERR(err)) + return err; + if (CFE_ISERR(iocb.status)) + return iocb.status; + + return iocb.buffer.retlen; +} diff --git a/target/linux/brcm47xx-2.6/files/arch/mips/cfe/cfe_private.h b/target/linux/brcm47xx-2.6/files/arch/mips/cfe/cfe_private.h new file mode 100644 index 0000000000..0a604d3bbd --- /dev/null +++ b/target/linux/brcm47xx-2.6/files/arch/mips/cfe/cfe_private.h @@ -0,0 +1,176 @@ +/* + * Broadcom Common Firmware Environment (CFE) support + * + * Copyright 2000, 2001, 2002 + * Broadcom Corporation. All rights reserved. + * + * Copyright (C) 2006 Michael Buesch + * + * Original Authors: Mitch Lichtenberg, Chris Demetriou + * + * This software is furnished under license and may be used and copied only + * in accordance with the following terms and conditions. Subject to these + * conditions, you may download, copy, install, use, modify and distribute + * modified or unmodified copies of this software in source and/or binary + * form. No title or ownership is transferred hereby. + * + * 1) Any source code used, modified or distributed must reproduce and + * retain this copyright notice and list of conditions as they appear in + * the source file. + * + * 2) No right is granted to use any trade name, trademark, or logo of + * Broadcom Corporation. The "Broadcom Corporation" name may not be + * used to endorse or promote products derived from this software + * without the prior written permission of Broadcom Corporation. + * + * 3) THIS SOFTWARE IS PROVIDED "AS-IS" AND ANY EXPRESS OR IMPLIED + * WARRANTIES, INCLUDING BUT NOT LIMITED TO, ANY IMPLIED WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, OR + * NON-INFRINGEMENT ARE DISCLAIMED. IN NO EVENT SHALL BROADCOM BE LIABLE + * FOR ANY DAMAGES WHATSOEVER, AND IN PARTICULAR, BROADCOM SHALL NOT BE + * LIABLE FOR 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), EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef LINUX_CFE_PRIVATE_H_ +#define LINUX_CFE_PRIVATE_H_ + +#ifndef __ASSEMBLY__ + +/* Seal indicating CFE's presence, passed to the kernel. */ +#define CFE_EPTSEAL 0x43464531 + +#define CFE_CMD_FW_GETINFO 0 +#define CFE_CMD_FW_RESTART 1 +#define CFE_CMD_FW_BOOT 2 +#define CFE_CMD_FW_CPUCTL 3 +#define CFE_CMD_FW_GETTIME 4 +#define CFE_CMD_FW_MEMENUM 5 +#define CFE_CMD_FW_FLUSHCACHE 6 + +#define CFE_CMD_DEV_GETHANDLE 9 +#define CFE_CMD_DEV_ENUM 10 +#define CFE_CMD_DEV_OPEN 11 +#define CFE_CMD_DEV_INPSTAT 12 +#define CFE_CMD_DEV_READ 13 +#define CFE_CMD_DEV_WRITE 14 +#define CFE_CMD_DEV_IOCTL 15 +#define CFE_CMD_DEV_CLOSE 16 +#define CFE_CMD_DEV_GETINFO 17 + +#define CFE_CMD_ENV_ENUM 20 +#define CFE_CMD_ENV_GET 22 +#define CFE_CMD_ENV_SET 23 +#define CFE_CMD_ENV_DEL 24 + +#define CFE_CMD_MAX 32 + +#define CFE_CMD_VENDOR_USE 0x8000 /* codes above this are for customer use */ + +typedef u64 cfe_uint_t; +typedef s64 cfe_int_t; +typedef s64 cfe_ptr_t; + +/* Cast a pointer from native to CFE-API pointer and back */ +#define CFE_TO_PTR(p) ((void *)(unsigned long)(p)) +#define PTR_TO_CFE(p) ((cfe_ptr_t)(unsigned long)(p)) + +struct cfe_iocb_buf { + cfe_uint_t offset; /* offset on device (bytes) */ + cfe_ptr_t ptr; /* pointer to a buffer */ + cfe_uint_t length; /* length of this buffer */ + cfe_uint_t retlen; /* returned length (for read ops) */ + union { + cfe_uint_t ioctlcmd; /* IOCTL command (used only for IOCTLs) */ + cfe_uint_t devflags; /* Returned device info flags */ + }; +}; + +struct cfe_iocb_inpstat { + cfe_uint_t status; /* 1 means input available */ +}; + +struct cfe_iocb_envbuf { + cfe_int_t index; /* 0-based enumeration index */ + cfe_ptr_t name; /* name string buffer */ + cfe_int_t name_len; /* size of name buffer */ + cfe_ptr_t val; /* value string buffer */ + cfe_int_t val_len; /* size of value string buffer */ +}; + +struct cfe_iocb_cpuctl { + cfe_uint_t number; /* cpu number to control */ + cfe_uint_t command; /* command to issue to CPU */ + cfe_uint_t start_addr; /* CPU start address */ + cfe_uint_t gp; /* starting GP value */ + cfe_uint_t sp; /* starting SP value */ + cfe_uint_t a1; /* starting A1 value */ +}; + +struct cfe_iocb_time { + cfe_int_t ticks; /* current time in ticks */ +}; + +struct cfe_iocb_exitstat { + cfe_int_t status; +}; + +struct cfe_iocb_meminfo { + cfe_int_t index; /* 0-based enumeration index */ + cfe_int_t type; /* type of memory block */ + cfe_uint_t addr; /* physical start address */ + cfe_uint_t size; /* block size */ +}; + +struct cfe_iocb_fwinfo { + cfe_int_t version; /* major, minor, eco version */ + cfe_int_t totalmem; /* total installed mem */ + cfe_int_t flags; /* various flags */ + cfe_int_t boardid; /* board ID */ + cfe_int_t bootarea_va; /* VA of boot area */ + cfe_int_t bootarea_pa; /* PA of boot area */ + cfe_int_t bootarea_size; /* size of boot area */ + cfe_int_t reserved1; + cfe_int_t reserved2; + cfe_int_t reserved3; +}; + +/* CFE I/O Control Block */ +struct cfe_iocb { + cfe_uint_t fcode; /* IOCB function code */ + cfe_int_t status; /* return status */ + cfe_int_t handle; /* file/device handle */ + cfe_uint_t flags; /* flags for this IOCB */ + cfe_uint_t psize; /* size of parameter list */ + union { + struct cfe_iocb_buf buffer; /* buffer parameters */ + struct cfe_iocb_inpstat inpstat; /* input status parameters */ + struct cfe_iocb_envbuf envbuf; /* environment function parameters */ + struct cfe_iocb_cpuctl cpuctl; /* CPU control parameters */ + struct cfe_iocb_time time; /* timer parameters */ + struct cfe_iocb_meminfo meminfo; /* memory arena info parameters */ + struct cfe_iocb_fwinfo fwinfo; /* firmware information */ + struct cfe_iocb_exitstat exitstat; /* Exit Status */ + }; +}; + + +#include <linux/init.h> + +void __init cfe_setup(unsigned long fwarg0, unsigned long fwarg1, + unsigned long fwarg2, unsigned long fwarg3); + +#else /* __ASSEMBLY__ */ + + .macro cfe_early_init +#ifdef CONFIG_CFE + jal cfe_setup +#endif + .endm + +#endif /* __ASSEMBLY__ */ +#endif /* LINUX_CFE_PRIVATE_H_ */ diff --git a/target/linux/brcm47xx-2.6/files/drivers/mtd/maps/bcm47xx-flash.c b/target/linux/brcm47xx-2.6/files/drivers/mtd/maps/bcm47xx-flash.c new file mode 100644 index 0000000000..93cda8b328 --- /dev/null +++ b/target/linux/brcm47xx-2.6/files/drivers/mtd/maps/bcm47xx-flash.c @@ -0,0 +1,473 @@ +/* + * 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 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. + * + * Flash mapping for BCM947XX boards + */ + +#include <linux/init.h> +#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/squashfs_fs.h> +#include <linux/jffs2.h> +#include <linux/crc32.h> +#include <linux/ssb/ssb.h> +#include <asm/io.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 { + u32 magic; /* "HDR0" */ + u32 len; /* Length of file including header */ + u32 crc32; /* 32-bit CRC from flag_version to end of file */ + u32 flag_version; /* 0:15 flags, 16:31 version */ + u32 offsets[TRX_MAX_OFFSET]; /* Offsets of partitions from start of header */ +}; + +#define ROUNDUP(x, y) ((((x)+((y)-1))/(y))*(y)) +#define NVRAM_SPACE 0x8000 +#define WINDOW_ADDR 0x1fc00000 +#define WINDOW_SIZE 0x400000 +#define BUSWIDTH 2 + +extern struct ssb_bus ssb; +static struct mtd_info *bcm947xx_mtd; + +static void bcm947xx_map_copy_from(struct map_info *map, void *to, unsigned long from, ssize_t len) +{ +#define MIPS_MEMCPY_ALIGN 4 + map_word ret; + ssize_t transfer; + ssize_t done = 0; + if ((len >= MIPS_MEMCPY_ALIGN) && (!(from & (MIPS_MEMCPY_ALIGN - 1))) && (!(((unsigned int)to & (MIPS_MEMCPY_ALIGN - 1))))) { + done = len & ~(MIPS_MEMCPY_ALIGN - 1); + memcpy_fromio(to, map->virt + from, done); + } + while (done < len) { + ret = map->read(map, from + done); + transfer = len - done; + if (transfer > map->bankwidth) + transfer = map->bankwidth; + memcpy((void *)((unsigned long)to + done), &ret.x[0], transfer); + done += transfer; + } +} + +static struct map_info bcm947xx_map = { + name: "Physically mapped flash", + size: WINDOW_SIZE, + bankwidth: BUSWIDTH, + phys: WINDOW_ADDR, +}; + +#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: "OpenWrt", 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; + + if (*((__u32 *) buf) == SQUASHFS_MAGIC) { + printk(KERN_INFO "%s: Filesystem type: squashfs, size=0x%x\n", mtd->name, (u32) sb->bytes_used); + + /* Update the squashfs partition size based on the superblock info */ + part->size = sb->bytes_used; + len = part->offset + part->size; + len += (mtd->erasesize - 1); + len &= ~(mtd->erasesize - 1); + part->size = len - part->offset; + } else if (*((__u16 *) buf) == JFFS2_MAGIC_BITMASK) { + printk(KERN_INFO "%s: Filesystem type: jffs2\n", mtd->name); + + /* Move the squashfs outside of the trx */ + part->size = 0; + } else { + printk(KERN_INFO "%s: Filesystem type: unknown\n", mtd->name); + return 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 */ + block = kmalloc(mtd->erasesize, GFP_KERNEL); + trx2 = (struct trx_header *) block; + 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 and size rootfs */ + if (find_root(mtd,size,&bcm947xx_parts[2])==0) { + /* entirely jffs2 */ + bcm947xx_parts[4].name = NULL; + bcm947xx_parts[2].size = size - bcm947xx_parts[2].offset - + bcm947xx_parts[3].size; + } else { + /* legacy setup */ + /* calculate leftover flash, and assign it to the jffs2 partition */ + if (cfe_size != 384 * 1024) { + bcm947xx_parts[4].offset = bcm947xx_parts[2].offset + + bcm947xx_parts[2].size; + if ((bcm947xx_parts[4].offset % mtd->erasesize) > 0) { + bcm947xx_parts[4].offset += mtd->erasesize - + (bcm947xx_parts[4].offset % mtd->erasesize); + } + bcm947xx_parts[4].size = bcm947xx_parts[3].offset - + bcm947xx_parts[4].offset; + } else { + bcm947xx_parts[4].offset = bcm947xx_parts[2].offset + + bcm947xx_parts[2].size; + if ((bcm947xx_parts[4].offset % mtd->erasesize) > 0) { + bcm947xx_parts[4].offset += mtd->erasesize - + (bcm947xx_parts[4].offset % mtd->erasesize); + } + bcm947xx_parts[4].size = size - bcm947xx_parts[3].size - + bcm947xx_parts[4].offset; + } + } + + return bcm947xx_parts; +} +#endif + +int __init init_bcm947xx_map(void) +{ + struct ssb_mipscore *mcore = &ssb.mipscore; + size_t size; + int ret = 0; +#ifdef CONFIG_MTD_PARTITIONS + struct mtd_partition *parts; + int i; +#endif + u32 window = mcore->flash_window; + u32 window_size = mcore->flash_window_size; + + printk("flash init: 0x%08x 0x%08x\n", window, window_size); + bcm947xx_map.phys = window; + bcm947xx_map.size = window_size; + bcm947xx_map.virt = ioremap_nocache(window, window_size); + + if (!bcm947xx_map.virt) { + printk("Failed to ioremap\n"); + return -EIO; + } + simple_map_init(&bcm947xx_map); + + bcm947xx_map.copy_from = bcm947xx_map_copy_from; + + if (!(bcm947xx_mtd = do_map_probe("cfi_probe", &bcm947xx_map))) { + printk("Failed to do_map_probe\n"); + iounmap((void *)bcm947xx_map.virt); + return -ENXIO; + } + + bcm947xx_mtd->owner = 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.virt) + iounmap((void *)bcm947xx_map.virt); + bcm947xx_map.virt = 0; + return ret; +} + +void __exit cleanup_bcm947xx_map(void) +{ +#ifdef CONFIG_MTD_PARTITIONS + del_mtd_partitions(bcm947xx_mtd); +#endif + map_destroy(bcm947xx_mtd); + iounmap((void *)bcm947xx_map.virt); +} + +module_init(init_bcm947xx_map); +module_exit(cleanup_bcm947xx_map); diff --git a/target/linux/brcm47xx-2.6/files/drivers/ssb/Kconfig b/target/linux/brcm47xx-2.6/files/drivers/ssb/Kconfig new file mode 100644 index 0000000000..09330dfa6b --- /dev/null +++ b/target/linux/brcm47xx-2.6/files/drivers/ssb/Kconfig @@ -0,0 +1,74 @@ +menu "Sonics Silicon Backplane" + +config SSB + tristate "Sonics Silicon Backplane support" + depends on EXPERIMENTAL + help + Support for the Sonics Silicon Backplane bus + + The module will be called ssb + + If unsure, say M + +config SSB_PCIHOST + bool "Support for SSB on PCI-bus host" + depends on SSB && PCI + default y + help + Support for a Sonics Silicon Backplane on top + of a PCI device. + + If unsure, say Y + +config SSB_PCMCIAHOST + bool "Support for SSB on PCMCIA-bus host" + depends on SSB && PCMCIA + help + Support for a Sonics Silicon Backplane on top + of a PCMCIA device. + + If unsure, say N + +config SSB_SILENT + bool "No SSB kernel messages" + depends on SSB + help + This option turns off all Sonics Silicon Backplane printks. + Note that you won't be able to identify problems, once + messages are turned off. + This might only be desired for production kernels on + embedded devices to reduce the kernel size. + + Say N + +config SSB_DEBUG + bool "SSB debugging" + depends on SSB && !SSB_SILENT + help + This turns on additional runtime checks and debugging + messages. Turn this on for SSB troubleshooting. + + If unsure, say N + +config SSB_SERIAL + bool + depends on SSB + # ChipCommon and ExtIf serial support routines. + +config SSB_DRIVER_PCICORE + bool "SSB PCI core driver" + depends on SSB && SSB_PCIHOST + default y + help + Driver for the Sonics Silicon Backplane attached + Broadcom PCI core. + + If unsure, say Y + +config SSB_PCICORE_HOSTMODE + bool "Hostmode support for SSB PCI core" + depends on SSB_DRIVER_PCICORE && SSB_DRIVER_MIPS + help + PCIcore hostmode operation (external PCI bus). + +endmenu diff --git a/target/linux/brcm47xx-2.6/files/drivers/ssb/Makefile b/target/linux/brcm47xx-2.6/files/drivers/ssb/Makefile new file mode 100644 index 0000000000..9f85d225dd --- /dev/null +++ b/target/linux/brcm47xx-2.6/files/drivers/ssb/Makefile @@ -0,0 +1,14 @@ +ssb-driver-chipcommon-y := driver_chipcommon/chipcommon.o +ssb-driver-mips-$(CONFIG_BCM947XX) := driver_mips/mips.o +ssb-driver-pci-$(CONFIG_SSB_DRIVER_PCICORE) := driver_pci/pcicore.o + +ssb-$(CONFIG_SSB_PCIHOST) += pci.o +ssb-$(CONFIG_SSB_PCMCIAHOST) += pcmcia.o + +obj-$(CONFIG_SSB) += ssb.o + +ssb-objs := core.o scan.o \ + $(ssb-y) $(ssb-m) \ + $(ssb-driver-chipcommon-y) \ + $(ssb-driver-mips-y) \ + $(ssb-driver-pci-y) diff --git a/target/linux/brcm47xx-2.6/files/drivers/ssb/core.c b/target/linux/brcm47xx-2.6/files/drivers/ssb/core.c new file mode 100644 index 0000000000..a3fbaca9db --- /dev/null +++ b/target/linux/brcm47xx-2.6/files/drivers/ssb/core.c @@ -0,0 +1,805 @@ +/* + * Sonics Silicon Backplane + * Subsystem core + * + * Copyright 2005, Broadcom Corporation + * Copyright 2006, 2007, Michael Buesch <mb@bu3sch.de> + * + * Licensed under the GNU/GPL. See COPYING for details. + */ + +#include "ssb_private.h" + +#include <linux/delay.h> +#include <linux/ssb/ssb.h> +#include <linux/ssb/ssb_regs.h> + +#ifdef CONFIG_SSB_PCIHOST +# include <linux/pci.h> +#endif + +#ifdef CONFIG_SSB_PCMCIAHOST +# include <pcmcia/cs_types.h> +# include <pcmcia/cs.h> +# include <pcmcia/cistpl.h> +# include <pcmcia/ds.h> +#endif + + +MODULE_DESCRIPTION("Sonics Silicon Backplane driver"); +MODULE_LICENSE("GPL"); + + +static LIST_HEAD(attach_queue); +static LIST_HEAD(buses); +static int nr_buses; +static DEFINE_MUTEX(buses_mutex); + +#define ssb_buses_lock() do { \ + if (!is_early_boot()) \ + mutex_lock(&buses_mutex); \ + } while (0) + +#define ssb_buses_unlock() do { \ + if (!is_early_boot()) \ + mutex_unlock(&buses_mutex); \ + } while (0) + + +static struct ssb_device * ssb_device_get(struct ssb_device *dev) +{ + if (dev) + get_device(&dev->dev); + return dev; +} + +static void ssb_device_put(struct ssb_device *dev) +{ + if (dev) + put_device(&dev->dev); +} + +static void ssb_bus_resume(struct ssb_bus *bus) +{ +printk("SSB BUS RESUME\n"); + ssb_pci_xtal(bus, SSB_GPIO_XTAL | SSB_GPIO_PLL, 1); + ssb_chipco_resume(&bus->chipco); +} + +static int ssb_device_resume(struct device *dev) +{ + struct ssb_device *ssb_dev = dev_to_ssb_dev(dev); + struct ssb_driver *ssb_drv; + struct ssb_bus *bus; + int err = 0; + +printk("SSB DEV RESUME\n"); + bus = ssb_dev->bus; + if (bus->suspend_cnt == bus->nr_devices) + ssb_bus_resume(bus); + bus->suspend_cnt--; + if (dev->driver) { + ssb_drv = drv_to_ssb_drv(dev->driver); + if (ssb_drv && ssb_drv->resume) + err = ssb_drv->resume(ssb_dev); + if (err) + goto out; + } +out: + return err; +} + +static void ssb_bus_suspend(struct ssb_bus *bus, pm_message_t state) +{ +printk("SSB BUS SUSPEND\n"); +// ssb_chipco_suspend(&bus->chipco, state); +// ssb_pci_xtal(bus, SSB_GPIO_XTAL | SSB_GPIO_PLL, 0); +} + +static int ssb_device_suspend(struct device *dev, pm_message_t state) +{ + struct ssb_device *ssb_dev = dev_to_ssb_dev(dev); + struct ssb_driver *ssb_drv; + struct ssb_bus *bus; + int err = 0; + +printk("SSB DEV SUSPEND\n"); + if (dev->driver) { + ssb_drv = drv_to_ssb_drv(dev->driver); + if (ssb_drv && ssb_drv->suspend) + err = ssb_drv->suspend(ssb_dev, state); + if (err) + goto out; + } + + bus = ssb_dev->bus; + bus->suspend_cnt++; + if (bus->suspend_cnt == bus->nr_devices) { + /* All devices suspended. Shutdown the bus. */ + ssb_bus_suspend(bus, state); + } + +out: + return err; +} + +static void ssb_device_shutdown(struct device *dev) +{ + struct ssb_device *ssb_dev = dev_to_ssb_dev(dev); + struct ssb_driver *ssb_drv; + + if (!dev->driver) + return; + ssb_drv = drv_to_ssb_drv(dev->driver); + if (ssb_drv && ssb_drv->shutdown) + ssb_drv->shutdown(ssb_dev); +} + +static int ssb_device_remove(struct device *dev) +{ + struct ssb_device *ssb_dev = dev_to_ssb_dev(dev); + struct ssb_driver *ssb_drv = drv_to_ssb_drv(dev->driver); + + if (ssb_drv && ssb_drv->remove) + ssb_drv->remove(ssb_dev); + ssb_device_put(ssb_dev); + + return 0; +} + +static int ssb_device_probe(struct device *dev) +{ + struct ssb_device *ssb_dev = dev_to_ssb_dev(dev); + struct ssb_driver *ssb_drv = drv_to_ssb_drv(dev->driver); + int err = 0; + + ssb_device_get(ssb_dev); + if (ssb_drv && ssb_drv->probe) + err = ssb_drv->probe(ssb_dev, &ssb_dev->id); + if (err) + ssb_device_put(ssb_dev); + + return err; +} + +static int ssb_match_devid(const struct ssb_device_id *tabid, + const struct ssb_device_id *devid) +{ + if ((tabid->vendor != devid->vendor) && + tabid->vendor != SSB_ANY_VENDOR) + return 0; + if ((tabid->coreid != devid->coreid) && + tabid->coreid != SSB_ANY_ID) + return 0; + if ((tabid->revision != devid->revision) && + tabid->revision != SSB_ANY_REV) + return 0; + return 1; +} + +static int ssb_bus_match(struct device *dev, struct device_driver *drv) +{ + struct ssb_device *ssb_dev = dev_to_ssb_dev(dev); + struct ssb_driver *ssb_drv = drv_to_ssb_drv(drv); + const struct ssb_device_id *id; + + for (id = ssb_drv->id_table; + id->vendor || id->coreid || id->revision; + id++) { + if (ssb_match_devid(id, &ssb_dev->id)) + return 1; /* found */ + } + + return 0; +} + +struct bus_type ssb_bustype = { + .name = NULL, /* Intentionally NULL to indicate early boot */ + .match = ssb_bus_match, + .probe = ssb_device_probe, + .remove = ssb_device_remove, + .shutdown = ssb_device_shutdown, + .suspend = ssb_device_suspend, + .resume = ssb_device_resume, +}; + +#define is_early_boot() (ssb_bustype.name == NULL) + +void ssb_bus_unregister(struct ssb_bus *bus) +{ + struct ssb_device *dev; + int i; + + ssb_buses_lock(); + for (i = bus->nr_devices - 1; i >= 0; i--) { + dev = &(bus->devices[i]); + device_unregister(&dev->dev); + } + list_del(&bus->list); + ssb_buses_unlock(); + + ssb_iounmap(bus); +} +EXPORT_SYMBOL(ssb_bus_unregister); + +static void ssb_release_dev(struct device *dev) +{ + /* Nothing, devices are allocated together with struct ssb_bus. */ +} + +/* Needs ssb_buses_lock() */ +static int ssb_attach_queued_buses(void) +{ + struct ssb_bus *bus, *n; + struct ssb_device *dev; + int i, err; + + list_for_each_entry_safe(bus, n, &attach_queue, list) { + for (i = 0; i < bus->nr_devices; i++) { + dev = &(bus->devices[i]); + + dev->dev.release = ssb_release_dev; + err = device_register(&dev->dev); + if (err) { + ssb_printk(KERN_ERR PFX + "Could not register %s\n", + dev->dev.bus_id); + } + } + list_move_tail(&bus->list, &buses); + } + return 0; +} + +static void ssb_get_boardtype(struct ssb_bus *bus) +{//FIXME for pcmcia? + if (bus->bustype != SSB_BUSTYPE_PCI) { + /* Must set board_vendor, board_type and board_rev + * before calling ssb_bus_*_register() */ + assert(bus->board_vendor && bus->board_type); + return; + } + ssb_pci_get_boardtype(bus); +} + +static u16 ssb_ssb_read16(struct ssb_device *dev, u16 offset) +{ + struct ssb_bus *bus = dev->bus; + + offset += dev->core_index * SSB_CORE_SIZE; + return readw(bus->mmio + offset); +} + +static u32 ssb_ssb_read32(struct ssb_device *dev, u16 offset) +{ + struct ssb_bus *bus = dev->bus; + + offset += dev->core_index * SSB_CORE_SIZE; + return readl(bus->mmio + offset); +} + +static void ssb_ssb_write16(struct ssb_device *dev, u16 offset, u16 value) +{ + struct ssb_bus *bus = dev->bus; + + offset += dev->core_index * SSB_CORE_SIZE; + writew(value, bus->mmio + offset); +} + +static void ssb_ssb_write32(struct ssb_device *dev, u16 offset, u32 value) +{ + struct ssb_bus *bus = dev->bus; + + offset += dev->core_index * SSB_CORE_SIZE; + writel(value, bus->mmio + offset); +} + +static const struct ssb_bus_ops ssb_ssb_ops = { + .read16 = ssb_ssb_read16, + .read32 = ssb_ssb_read32, + .write16 = ssb_ssb_write16, + .write32 = ssb_ssb_write32, +}; + +static int ssb_bus_register(struct ssb_bus *bus, + unsigned long baseaddr) +{ + int err; + + ssb_printk(KERN_INFO PFX "Sonics Silicon Backplane found on "); + switch (bus->bustype) { + case SSB_BUSTYPE_SSB: + ssb_printk("address 0x%08lX\n", baseaddr); + break; + case SSB_BUSTYPE_PCI: +#ifdef CONFIG_SSB_PCIHOST + ssb_printk("PCI device %s\n", bus->host_pci->dev.bus_id); +#endif + break; + case SSB_BUSTYPE_PCMCIA: +#ifdef CONFIG_SSB_PCMCIAHOST + ssb_printk("PCMCIA device %s\n", bus->host_pcmcia->devname); +#endif + break; + } + + spin_lock_init(&bus->bar_lock); + INIT_LIST_HEAD(&bus->list); + + ssb_get_boardtype(bus); + /* Powerup the bus */ + err = ssb_pci_xtal(bus, SSB_GPIO_XTAL | SSB_GPIO_PLL, 1); + if (err) + goto out; + ssb_buses_lock(); + bus->busnumber = nr_buses; + /* Scan for devices (cores) */ + err = ssb_bus_scan(bus, baseaddr); + if (err) + goto err_disable_xtal; + + /* Init PCI-host device (if any) */ + err = ssb_pci_init(bus); + if (err) + goto err_unmap; + /* Init PCMCIA-host device (if any) */ + err = ssb_pcmcia_init(bus); + if (err) + goto err_unmap; + + /* Initialize basic system devices (if available) */ + ssb_chipcommon_init(&bus->chipco); + ssb_mipscore_init(&bus->mipscore); + ssb_pcicore_init(&bus->pcicore); + + /* Queue it for attach */ + list_add_tail(&bus->list, &attach_queue); + if (!is_early_boot()) { + /* This is not early boot, so we must attach the bus now */ + err = ssb_attach_queued_buses(); + if (err) + goto err_dequeue; + } + nr_buses++; + ssb_buses_unlock(); + +out: + return err; + +err_dequeue: + list_del(&bus->list); +err_unmap: + ssb_iounmap(bus); +err_disable_xtal: + ssb_buses_unlock(); + ssb_pci_xtal(bus, SSB_GPIO_XTAL | SSB_GPIO_PLL, 0); + goto out; +} + +#ifdef CONFIG_SSB_PCIHOST +int ssb_bus_pcibus_register(struct ssb_bus *bus, + struct pci_dev *host_pci) +{ + int err; + + bus->bustype = SSB_BUSTYPE_PCI; + bus->host_pci = host_pci; + bus->ops = &ssb_pci_ops; + + err = ssb_bus_register(bus, 0); + + return err; +} +EXPORT_SYMBOL(ssb_bus_pcibus_register); +#endif /* CONFIG_SSB_PCIHOST */ + +#ifdef CONFIG_SSB_PCMCIAHOST +int ssb_bus_pcmciabus_register(struct ssb_bus *bus, + struct pcmcia_device *pcmcia_dev, + unsigned long baseaddr, + void (*fill_sprom)(struct ssb_sprom *sprom)) +{ + int err; + + bus->bustype = SSB_BUSTYPE_PCMCIA; + bus->host_pcmcia = pcmcia_dev; + bus->ops = &ssb_pcmcia_ops; + fill_sprom(&bus->sprom); + + err = ssb_bus_register(bus, baseaddr); + + return err; +} +EXPORT_SYMBOL(ssb_bus_pcmciabus_register); +#endif /* CONFIG_SSB_PCMCIAHOST */ + +int ssb_bus_ssbbus_register(struct ssb_bus *bus, + unsigned long baseaddr, + void (*fill_sprom)(struct ssb_sprom *sprom)) +{ + int err; + + bus->bustype = SSB_BUSTYPE_SSB; + bus->ops = &ssb_ssb_ops; + fill_sprom(&bus->sprom); + err = ssb_bus_register(bus, baseaddr); + + return err; +} + +int __ssb_driver_register(struct ssb_driver *drv, struct module *owner) +{ + drv->drv.name = drv->name; + drv->drv.bus = &ssb_bustype; + drv->drv.owner = owner; + + return driver_register(&drv->drv); +} +EXPORT_SYMBOL(__ssb_driver_register); + +void ssb_driver_unregister(struct ssb_driver *drv) +{ + driver_unregister(&drv->drv); +} +EXPORT_SYMBOL(ssb_driver_unregister); + +void ssb_set_devtypedata(struct ssb_device *dev, void *data) +{ + struct ssb_bus *bus = dev->bus; + struct ssb_device *ent; + int i; + + for (i = 0; i < bus->nr_devices; i++) { + ent = &(bus->devices[i]); + if (ent->id.vendor != dev->id.vendor) + continue; + if (ent->id.coreid != dev->id.coreid) + continue; + + ent->devtypedata = data; + } +} +EXPORT_SYMBOL(ssb_set_devtypedata); + +static u32 clkfactor_f6_resolve(u32 v) +{ + /* map the magic values */ + switch (v) { + case SSB_CHIPCO_CLK_F6_2: + return 2; + case SSB_CHIPCO_CLK_F6_3: + return 3; + case SSB_CHIPCO_CLK_F6_4: + return 4; + case SSB_CHIPCO_CLK_F6_5: + return 5; + case SSB_CHIPCO_CLK_F6_6: + return 6; + case SSB_CHIPCO_CLK_F6_7: + return 7; + } + return 0; +} + +/* Calculate the speed the backplane would run at a given set of clockcontrol values */ +u32 ssb_calc_clock_rate(u32 plltype, u32 n, u32 m) +{ + u32 n1, n2, clock, m1, m2, m3, mc; + + n1 = (n & SSB_CHIPCO_CLK_N1); + n2 = ((n & SSB_CHIPCO_CLK_N2) >> SSB_CHIPCO_CLK_N2_SHIFT); + + switch (plltype) { + case SSB_PLLTYPE_6: /* 100/200 or 120/240 only */ + if (m & SSB_CHIPCO_CLK_T6_MMASK) + return SSB_CHIPCO_CLK_T6_M0; + return SSB_CHIPCO_CLK_T6_M1; + case SSB_PLLTYPE_1: /* 48Mhz base, 3 dividers */ + case SSB_PLLTYPE_3: /* 25Mhz, 2 dividers */ + case SSB_PLLTYPE_4: /* 48Mhz, 4 dividers */ + case SSB_PLLTYPE_7: /* 25Mhz, 4 dividers */ + n1 = clkfactor_f6_resolve(n1); + n2 += SSB_CHIPCO_CLK_F5_BIAS; + break; + case SSB_PLLTYPE_2: /* 48Mhz, 4 dividers */ + n1 += SSB_CHIPCO_CLK_T2_BIAS; + n2 += SSB_CHIPCO_CLK_T2_BIAS; + assert((n1 >= 2) && (n1 <= 7)); + assert((n2 >= 5) && (n2 <= 23)); + break; + case SSB_PLLTYPE_5: /* 25Mhz, 4 dividers */ + return 100000000; + default: + assert(0); + } + + switch (plltype) { + case SSB_PLLTYPE_3: /* 25Mhz, 2 dividers */ + case SSB_PLLTYPE_7: /* 25Mhz, 4 dividers */ + clock = SSB_CHIPCO_CLK_BASE2 * n1 * n2; + break; + default: + clock = SSB_CHIPCO_CLK_BASE1 * n1 * n2; + } + if (!clock) + return 0; + + m1 = (m & SSB_CHIPCO_CLK_M1); + m2 = ((m & SSB_CHIPCO_CLK_M2) >> SSB_CHIPCO_CLK_M2_SHIFT); + m3 = ((m & SSB_CHIPCO_CLK_M3) >> SSB_CHIPCO_CLK_M3_SHIFT); + mc = ((m & SSB_CHIPCO_CLK_MC) >> SSB_CHIPCO_CLK_MC_SHIFT); + + switch (plltype) { + case SSB_PLLTYPE_1: /* 48Mhz base, 3 dividers */ + case SSB_PLLTYPE_3: /* 25Mhz, 2 dividers */ + case SSB_PLLTYPE_4: /* 48Mhz, 4 dividers */ + case SSB_PLLTYPE_7: /* 25Mhz, 4 dividers */ + m1 = clkfactor_f6_resolve(m1); + if ((plltype == SSB_PLLTYPE_1) || + (plltype == SSB_PLLTYPE_3)) + m2 += SSB_CHIPCO_CLK_F5_BIAS; + else + m2 = clkfactor_f6_resolve(m2); + m3 = clkfactor_f6_resolve(m3); + + switch (mc) { + case SSB_CHIPCO_CLK_MC_BYPASS: + return clock; + case SSB_CHIPCO_CLK_MC_M1: + return (clock / m1); + case SSB_CHIPCO_CLK_MC_M1M2: + return (clock / (m1 * m2)); + case SSB_CHIPCO_CLK_MC_M1M2M3: + return (clock / (m1 * m2 * m3)); + case SSB_CHIPCO_CLK_MC_M1M3: + return (clock / (m1 * m3)); + } + return 0; + case SSB_PLLTYPE_2: + m1 += SSB_CHIPCO_CLK_T2_BIAS; + m2 += SSB_CHIPCO_CLK_T2M2_BIAS; + m3 += SSB_CHIPCO_CLK_T2_BIAS; + assert((m1 >= 2) && (m1 <= 7)); + assert((m2 >= 3) && (m2 <= 10)); + assert((m3 >= 2) && (m3 <= 7)); + + if (!(mc & SSB_CHIPCO_CLK_T2MC_M1BYP)) + clock /= m1; + if (!(mc & SSB_CHIPCO_CLK_T2MC_M2BYP)) + clock /= m2; + if (!(mc & SSB_CHIPCO_CLK_T2MC_M3BYP)) + clock /= m3; + return clock; + default: + assert(0); + } + return 0; +} + +/* Get the current speed the backplane is running at */ +u32 ssb_clockspeed(struct ssb_bus *bus) +{ + u32 rate; + u32 plltype; + u32 clkctl_n, clkctl_m; + + //TODO if EXTIF: PLLTYPE == 1, read n from clockcontrol_n, m from clockcontrol_sb + + if (bus->chipco.dev) { + ssb_chipco_get_clockcontrol(&bus->chipco, &plltype, + &clkctl_n, &clkctl_m); + } else + return 0; + + if (bus->chip_id == 0x5365) { + rate = 100000000; + } else { + rate = ssb_calc_clock_rate(plltype, clkctl_n, clkctl_m); + if (plltype == SSB_PLLTYPE_3) /* 25Mhz, 2 dividers */ + rate /= 2; + } + + return rate; +} +EXPORT_SYMBOL(ssb_clockspeed); + +int ssb_device_is_enabled(struct ssb_device *dev) +{ + u32 val; + + val = ssb_read32(dev, SSB_TMSLOW); + val &= SSB_TMSLOW_CLOCK | SSB_TMSLOW_RESET | SSB_TMSLOW_REJECT; + + return (val == SSB_TMSLOW_CLOCK); +} +EXPORT_SYMBOL(ssb_device_is_enabled); + +void ssb_device_enable(struct ssb_device *dev, u32 core_specific_flags) +{ + u32 val; + + ssb_device_disable(dev, core_specific_flags); + ssb_write32(dev, SSB_TMSLOW, + SSB_TMSLOW_RESET | SSB_TMSLOW_CLOCK | + SSB_TMSLOW_FGC | core_specific_flags); + /* flush */ + ssb_read32(dev, SSB_TMSLOW); + udelay(1); + + /* Clear SERR if set. This is a hw bug workaround. */ + if (ssb_read32(dev, SSB_TMSHIGH) & SSB_TMSHIGH_SERR) + ssb_write32(dev, SSB_TMSHIGH, 0); + + val = ssb_read32(dev, SSB_IMSTATE); + if (val & (SSB_IMSTATE_IBE | SSB_IMSTATE_TO)) { + val &= ~(SSB_IMSTATE_IBE | SSB_IMSTATE_TO); + ssb_write32(dev, SSB_IMSTATE, val); + } + + ssb_write32(dev, SSB_TMSLOW, + SSB_TMSLOW_CLOCK | SSB_TMSLOW_FGC | + core_specific_flags); + /* flush */ + ssb_read32(dev, SSB_TMSLOW); + udelay(1); + + ssb_write32(dev, SSB_TMSLOW, SSB_TMSLOW_CLOCK | + core_specific_flags); + /* flush */ + ssb_read32(dev, SSB_TMSLOW); + udelay(1); +} +EXPORT_SYMBOL(ssb_device_enable); + +static int ssb_wait_bit(struct ssb_device *dev, u16 reg, u32 bitmask, + int timeout, int set) +{ + int i; + u32 val; + + for (i = 0; i < timeout; i++) { + val = ssb_read32(dev, reg); + if (set) { + if (val & bitmask) + return 0; + } else { + if (!(val & bitmask)) + return 0; + } + udelay(10); + } + printk(KERN_ERR PFX "Timeout waiting for bitmask %08X on " + "register %04X to %s.\n", + bitmask, reg, (set ? "set" : "clear")); + + return -ETIMEDOUT; +} + +void ssb_device_disable(struct ssb_device *dev, u32 core_specific_flags) +{ + if (ssb_read32(dev, SSB_TMSLOW) & SSB_TMSLOW_RESET) + return; + + ssb_write32(dev, SSB_TMSLOW, SSB_TMSLOW_REJECT | SSB_TMSLOW_CLOCK); + ssb_wait_bit(dev, SSB_TMSLOW, SSB_TMSLOW_REJECT, 1000, 1); + ssb_wait_bit(dev, SSB_TMSHIGH, SSB_TMSHIGH_BUSY, 1000, 0); + ssb_write32(dev, SSB_TMSLOW, + SSB_TMSLOW_FGC | SSB_TMSLOW_CLOCK | + SSB_TMSLOW_REJECT | SSB_TMSLOW_RESET | + core_specific_flags); + /* flush */ + ssb_read32(dev, SSB_TMSLOW); + udelay(1); + + ssb_write32(dev, SSB_TMSLOW, + SSB_TMSLOW_REJECT | SSB_TMSLOW_RESET | + core_specific_flags); + /* flush */ + ssb_read32(dev, SSB_TMSLOW); + udelay(1); +} +EXPORT_SYMBOL(ssb_device_disable); + +u32 ssb_dma_translation(struct ssb_device *dev) +{ + switch(dev->bus->bustype) { + case SSB_BUSTYPE_SSB: + return 0; + case SSB_BUSTYPE_PCI: + case SSB_BUSTYPE_PCMCIA: + return SSB_PCI_DMA; + } + return 0; +} +EXPORT_SYMBOL(ssb_dma_translation); + +int ssb_dma_set_mask(struct ssb_device *ssb_dev, u64 mask) +{ + struct device *dev = &ssb_dev->dev; + +#ifdef CONFIG_SSB_PCIHOST + if (ssb_dev->bus->bustype == SSB_BUSTYPE_PCI && + !dma_supported(dev, mask)) + return -EIO; +#endif + dev->coherent_dma_mask = mask; + dev->dma_mask = &dev->coherent_dma_mask; + + return 0; +} +EXPORT_SYMBOL(ssb_dma_set_mask); + +u32 ssb_admatch_base(u32 adm) +{ + u32 base = 0; + + switch (adm & SSB_ADM_TYPE) { + case SSB_ADM_TYPE0: + base = (adm & SSB_ADM_BASE0); + break; + case SSB_ADM_TYPE1: + assert(!(adm & SSB_ADM_NEG)); /* unsupported */ + base = (adm & SSB_ADM_BASE1); + break; + case SSB_ADM_TYPE2: + assert(!(adm & SSB_ADM_NEG)); /* unsupported */ + base = (adm & SSB_ADM_BASE2); + break; + default: + assert(0); + } + + return base; +} +EXPORT_SYMBOL(ssb_admatch_base); + +u32 ssb_admatch_size(u32 adm) +{ + u32 size = 0; + + switch (adm & SSB_ADM_TYPE) { + case SSB_ADM_TYPE0: + size = ((adm & SSB_ADM_SZ0) >> SSB_ADM_SZ0_SHIFT); + break; + case SSB_ADM_TYPE1: + assert(!(adm & SSB_ADM_NEG)); /* unsupported */ + size = ((adm & SSB_ADM_SZ1) >> SSB_ADM_SZ1_SHIFT); + break; + case SSB_ADM_TYPE2: + assert(!(adm & SSB_ADM_NEG)); /* unsupported */ + size = ((adm & SSB_ADM_SZ2) >> SSB_ADM_SZ2_SHIFT); + break; + default: + assert(0); + } + size = (1 << (size + 1)); + + return size; +} +EXPORT_SYMBOL(ssb_admatch_size); + +static int __init ssb_modinit(void) +{ + int err; + + ssb_bustype.name = "ssb"; + err = bus_register(&ssb_bustype); + if (err) + return err; + + /* Maybe we already registered some buses at early boot. + * Check for this and attach them + */ + ssb_buses_lock(); + err = ssb_attach_queued_buses(); + ssb_buses_unlock(); + + return err; +} +subsys_initcall(ssb_modinit); + +static void __exit ssb_modexit(void) +{ + bus_unregister(&ssb_bustype); +} +module_exit(ssb_modexit) diff --git a/target/linux/brcm47xx-2.6/files/drivers/ssb/driver_chipcommon/chipcommon.c b/target/linux/brcm47xx-2.6/files/drivers/ssb/driver_chipcommon/chipcommon.c new file mode 100644 index 0000000000..c3d893d879 --- /dev/null +++ b/target/linux/brcm47xx-2.6/files/drivers/ssb/driver_chipcommon/chipcommon.c @@ -0,0 +1,403 @@ +/* + * Sonics Silicon Backplane + * Broadcom ChipCommon core driver + * + * Copyright 2005, Broadcom Corporation + * Copyright 2006, 2007, Michael Buesch <mb@bu3sch.de> + * + * Licensed under the GNU/GPL. See COPYING for details. + */ + +#include <linux/ssb/ssb.h> +#include <linux/ssb/ssb_regs.h> +#include <linux/pci.h> + +#include "../ssb_private.h" + + +/* Clock sources */ +enum { + /* PCI clock */ + SSB_CHIPCO_CLKSRC_PCI, + /* Crystal slow clock oscillator */ + SSB_CHIPCO_CLKSRC_XTALOS, + /* Low power oscillator */ + SSB_CHIPCO_CLKSRC_LOPWROS, +}; + + +static inline u32 chipco_read32(struct ssb_chipcommon *cc, + u16 offset) +{ + return ssb_read32(cc->dev, offset); +} + +static inline void chipco_write32(struct ssb_chipcommon *cc, + u16 offset, + u32 value) +{ + ssb_write32(cc->dev, offset, value); +} + + +void ssb_chipco_set_clockmode(struct ssb_chipcommon *cc, + enum ssb_clkmode mode) +{ + struct ssb_device *ccdev = cc->dev; + struct ssb_bus *bus; + u32 tmp; + + if (!ccdev) + return; + bus = ccdev->bus; + /* chipcommon cores prior to rev6 don't support dynamic clock control */ + if (ccdev->id.revision < 6) + return; + /* chipcommon cores rev10 are a whole new ball game */ + if (ccdev->id.revision >= 10) + return; + if (!(cc->capabilities & SSB_CHIPCO_CAP_PCTL)) + return; + + switch (mode) { + case SSB_CLKMODE_SLOW: + tmp = chipco_read32(cc, SSB_CHIPCO_SLOWCLKCTL); + tmp |= SSB_CHIPCO_SLOWCLKCTL_FSLOW; + chipco_write32(cc, SSB_CHIPCO_SLOWCLKCTL, tmp); + break; + case SSB_CLKMODE_FAST: + ssb_pci_xtal(bus, SSB_GPIO_XTAL, 1); /* Force crystal on */ + tmp = chipco_read32(cc, SSB_CHIPCO_SLOWCLKCTL); + tmp &= ~SSB_CHIPCO_SLOWCLKCTL_FSLOW; + tmp |= SSB_CHIPCO_SLOWCLKCTL_IPLL; + chipco_write32(cc, SSB_CHIPCO_SLOWCLKCTL, tmp); + break; + case SSB_CLKMODE_DYNAMIC: + tmp = chipco_read32(cc, SSB_CHIPCO_SLOWCLKCTL); + tmp &= ~SSB_CHIPCO_SLOWCLKCTL_FSLOW; + tmp &= ~SSB_CHIPCO_SLOWCLKCTL_IPLL; + tmp &= ~SSB_CHIPCO_SLOWCLKCTL_ENXTAL; + if ((tmp & SSB_CHIPCO_SLOWCLKCTL_SRC) != SSB_CHIPCO_SLOWCLKCTL_SRC_XTAL) + tmp |= SSB_CHIPCO_SLOWCLKCTL_ENXTAL; + chipco_write32(cc, SSB_CHIPCO_SLOWCLKCTL, tmp); + + /* for dynamic control, we have to release our xtal_pu "force on" */ + if (tmp & SSB_CHIPCO_SLOWCLKCTL_ENXTAL) + ssb_pci_xtal(bus, SSB_GPIO_XTAL, 0); + break; + default: + assert(0); + } +} +EXPORT_SYMBOL(ssb_chipco_set_clockmode); + +/* Get the Slow Clock Source */ +static int chipco_pctl_get_slowclksrc(struct ssb_chipcommon *cc) +{ + struct ssb_bus *bus = cc->dev->bus; + u32 tmp = 0; + + if (cc->dev->id.revision < 6) { + if (bus->bustype == SSB_BUSTYPE_SSB /*TODO || + bus->bustype == SSB_BUSTYPE_PCMCIA*/) + return SSB_CHIPCO_CLKSRC_XTALOS; + if (bus->bustype == SSB_BUSTYPE_PCI) { + pci_read_config_dword(bus->host_pci, SSB_GPIO_OUT, &tmp); + if (tmp & 0x10) + return SSB_CHIPCO_CLKSRC_PCI; + return SSB_CHIPCO_CLKSRC_XTALOS; + } + } + if (cc->dev->id.revision < 10) { + tmp = chipco_read32(cc, SSB_CHIPCO_SLOWCLKCTL); + tmp &= 0x7; + if (tmp == 0) + return SSB_CHIPCO_CLKSRC_LOPWROS; + if (tmp == 1) + return SSB_CHIPCO_CLKSRC_XTALOS; + if (tmp == 2) + return SSB_CHIPCO_CLKSRC_PCI; + } + + return SSB_CHIPCO_CLKSRC_XTALOS; +} + +/* Get maximum or minimum (depending on get_max flag) slowclock frequency. */ +static int chipco_pctl_clockfreqlimit(struct ssb_chipcommon *cc, int get_max) +{ + int limit; + int clocksrc; + int divisor; + u32 tmp; + + clocksrc = chipco_pctl_get_slowclksrc(cc); + if (cc->dev->id.revision < 6) { + switch (clocksrc) { + case SSB_CHIPCO_CLKSRC_PCI: + divisor = 64; + break; + case SSB_CHIPCO_CLKSRC_XTALOS: + divisor = 32; + break; + default: + assert(0); + divisor = 1; + } + } else if (cc->dev->id.revision < 10) { + switch (clocksrc) { + case SSB_CHIPCO_CLKSRC_LOPWROS: + divisor = 1; + break; + case SSB_CHIPCO_CLKSRC_XTALOS: + case SSB_CHIPCO_CLKSRC_PCI: + tmp = chipco_read32(cc, SSB_CHIPCO_SLOWCLKCTL); + divisor = (tmp >> 16) + 1; + divisor *= 4; + break; + default: + assert(0); + divisor = 1; + } + } else { + tmp = chipco_read32(cc, SSB_CHIPCO_SYSCLKCTL); + divisor = (tmp >> 16) + 1; + divisor *= 4; + } + + switch (clocksrc) { + case SSB_CHIPCO_CLKSRC_LOPWROS: + if (get_max) + limit = 43000; + else + limit = 25000; + break; + case SSB_CHIPCO_CLKSRC_XTALOS: + if (get_max) + limit = 20200000; + else + limit = 19800000; + break; + case SSB_CHIPCO_CLKSRC_PCI: + if (get_max) + limit = 34000000; + else + limit = 25000000; + break; + default: + assert(0); + limit = 0; + } + limit /= divisor; + + return limit; +} + +static void chipco_powercontrol_init(struct ssb_chipcommon *cc) +{ + struct ssb_bus *bus = cc->dev->bus; + + if (bus->chip_id == 0x4321) { + if (bus->chip_rev == 0) + chipco_write32(cc, SSB_CHIPCO_CHIPCTL, 0x3A4); + else if (bus->chip_rev == 1) + chipco_write32(cc, SSB_CHIPCO_CHIPCTL, 0xA4); + } + + if (!(cc->capabilities & SSB_CHIPCO_CAP_PCTL)) + return; + + if (cc->dev->id.revision >= 10) { + /* Set Idle Power clock rate to 1Mhz */ + chipco_write32(cc, SSB_CHIPCO_SYSCLKCTL, + (chipco_read32(cc, SSB_CHIPCO_SYSCLKCTL) & + 0x0000FFFF) | 0x00040000); + } else { + int maxfreq; + + maxfreq = chipco_pctl_clockfreqlimit(cc, 1); + chipco_write32(cc, SSB_CHIPCO_PLLONDELAY, + (maxfreq * 150 + 999999) / 1000000); + chipco_write32(cc, SSB_CHIPCO_FREFSELDELAY, + (maxfreq * 15 + 999999) / 1000000); + } +} + +static void calc_fast_powerup_delay(struct ssb_chipcommon *cc) +{ + struct ssb_bus *bus = cc->dev->bus; + int minfreq; + unsigned int tmp; + u32 pll_on_delay; + + if (bus->bustype != SSB_BUSTYPE_PCI) + return; + if (!(cc->capabilities & SSB_CHIPCO_CAP_PCTL)) + return; + + minfreq = chipco_pctl_clockfreqlimit(cc, 0); + pll_on_delay = chipco_read32(cc, SSB_CHIPCO_PLLONDELAY); + tmp = (((pll_on_delay + 2) * 1000000) + (minfreq - 1)) / minfreq; + assert((tmp & ~0xFFFF) == 0); + + cc->fast_pwrup_delay = tmp; +} + +void ssb_chipcommon_init(struct ssb_chipcommon *cc) +{ + if (!cc->dev) + return; /* We don't have a ChipCommon */ + ssb_chipco_set_clockmode(cc, SSB_CLKMODE_FAST); + chipco_powercontrol_init(cc); + calc_fast_powerup_delay(cc); +} + +void ssb_chipco_suspend(struct ssb_chipcommon *cc, pm_message_t state) +{ + if (!cc->dev) + return; + ssb_chipco_set_clockmode(cc, SSB_CLKMODE_SLOW); +} + +void ssb_chipco_resume(struct ssb_chipcommon *cc) +{ + if (!cc->dev) + return; + ssb_chipco_set_clockmode(cc, SSB_CLKMODE_FAST); + chipco_powercontrol_init(cc); +} + +void ssb_chipco_get_clockcontrol(struct ssb_chipcommon *cc, + u32 *plltype, u32 *n, u32 *m) +{ + *n = chipco_read32(cc, SSB_CHIPCO_CLOCK_N); + *plltype = (cc->capabilities & SSB_CHIPCO_CAP_PLLT); + switch (*plltype) { + case SSB_PLLTYPE_6: /* 100/200 or 120/240 only */ + *m = chipco_read32(cc, SSB_CHIPCO_CLOCK_MIPS); + break; + case SSB_PLLTYPE_3: /* 25Mhz, 2 dividers */ + if (cc->dev->bus->chip_id != 0x5365) { + *m = chipco_read32(cc, SSB_CHIPCO_CLOCK_M2); + break; + } + /* Fallthough */ + default: + *m = chipco_read32(cc, SSB_CHIPCO_CLOCK_SB); + } +} + +void ssb_chipco_timing_init(struct ssb_chipcommon *cc, + unsigned long ns) +{ + struct ssb_device *dev = cc->dev; + struct ssb_bus *bus = dev->bus; + u32 tmp; + + /* set register for external IO to control LED. */ + chipco_write32(cc, SSB_CHIPCO_PROG_CFG, 0x11); + tmp = ceildiv(10, ns) << SSB_PROG_WCNT_3_SHIFT; /* Waitcount-3 = 10ns */ + tmp |= ceildiv(40, ns) << SSB_PROG_WCNT_1_SHIFT; /* Waitcount-1 = 40ns */ + tmp |= ceildiv(240, ns); /* Waitcount-0 = 240ns */ + chipco_write32(cc, SSB_CHIPCO_PROG_WAITCNT, tmp); /* 0x01020a0c for a 100Mhz clock */ + + /* Set timing for the flash */ + tmp = ceildiv(10, ns) << SSB_FLASH_WCNT_3_SHIFT; /* Waitcount-3 = 10nS */ + tmp |= ceildiv(10, ns) << SSB_FLASH_WCNT_1_SHIFT; /* Waitcount-1 = 10nS */ + tmp |= ceildiv(120, ns); /* Waitcount-0 = 120nS */ + if ((bus->chip_id == 0x5365) || + (dev->id.revision < 9)) + chipco_write32(cc, SSB_CHIPCO_FLASH_WAITCNT, tmp); + if ((bus->chip_id == 0x5365) || + (dev->id.revision < 9) || + ((bus->chip_id == 0x5350) && (bus->chip_rev == 0))) + chipco_write32(cc, SSB_CHIPCO_PCMCIA_MEMWAIT, tmp); + + if (bus->chip_id == 0x5350) { + /* Enable EXTIF */ + tmp = ceildiv(10, ns) << SSB_PROG_WCNT_3_SHIFT; /* Waitcount-3 = 10ns */ + tmp |= ceildiv(20, ns) << SSB_PROG_WCNT_2_SHIFT; /* Waitcount-2 = 20ns */ + tmp |= ceildiv(100, ns) << SSB_PROG_WCNT_1_SHIFT; /* Waitcount-1 = 100ns */ + tmp |= ceildiv(120, ns); /* Waitcount-0 = 120ns */ + chipco_write32(cc, SSB_CHIPCO_PROG_WAITCNT, tmp); /* 0x01020a0c for a 100Mhz clock */ + } +} + +#ifdef CONFIG_SSB_SERIAL +int ssb_chipco_serial_init(struct ssb_chipcommon *cc, + struct ssb_serial_port *ports) +{ + struct ssb_bus *bus = cc->dev->bus; + int nr_ports = 0; + u32 plltype; + unsigned int irq; + u32 baud_base, div; + u32 i, n; + + plltype = (cc->capabilities & SSB_CHIPCO_CAP_PLLT); + irq = ssb_mips_irq(cc->dev); + + if (plltype == SSB_PLLTYPE_1) { + /* PLL clock */ + baud_base = ssb_calc_clock_rate(plltype, + chipco_read32(cc, SSB_CHIPCO_CLOCK_N), + chipco_read32(cc, SSB_CHIPCO_CLOCK_M2)); + div = 1; + } else { + if (cc->dev->id.revision >= 11) { + /* Fixed ALP clock */ + baud_base = 20000000; + div = 1; + /* Set the override bit so we don't divide it */ + chipco_write32(cc, SSB_CHIPCO_CORECTL, + SSB_CHIPCO_CORECTL_UARTCLK0); + } else if (cc->dev->id.revision >= 3) { + /* Internal backplane clock */ + baud_base = ssb_clockspeed(bus); + div = 2; /* Minimum divisor */ + chipco_write32(cc, SSB_CHIPCO_CLKDIV, + (chipco_read32(cc, SSB_CHIPCO_CLKDIV) + & ~SSB_CHIPCO_CLKDIV_UART) | div); + } else { + /* Fixed internal backplane clock */ + baud_base = 88000000; + div = 48; + } + + /* Clock source depends on strapping if UartClkOverride is unset */ + if ((cc->dev->id.revision > 0) && + !(chipco_read32(cc, SSB_CHIPCO_CORECTL) & SSB_CHIPCO_CORECTL_UARTCLK0)) { + if ((cc->capabilities & SSB_CHIPCO_CAP_UARTCLK) == + SSB_CHIPCO_CAP_UARTCLK_INT) { + /* Internal divided backplane clock */ + baud_base /= div; + } else { + /* Assume external clock of 1.8432 MHz */ + baud_base = 1843200; + } + } + } + + /* Determine the registers of the UARTs */ + n = (cc->capabilities & SSB_CHIPCO_CAP_NRUART); + for (i = 0; i < n; i++) { + void __iomem *cc_mmio; + void __iomem *uart_regs; + + cc_mmio = cc->dev->bus->mmio + (cc->dev->core_index * SSB_CORE_SIZE); + uart_regs = cc_mmio + SSB_CHIPCO_UART0_DATA; + /* Offset changed at after rev 0 */ + if (cc->dev->id.revision == 0) + uart_regs += (i * 8); + else + uart_regs += (i * 256); + + nr_ports++; + ports[i].regs = uart_regs; + ports[i].irq = irq; + ports[i].baud_base = baud_base; + ports[i].reg_shift = 0; + } + + return nr_ports; +} +#endif /* CONFIG_SSB_SERIAL */ diff --git a/target/linux/brcm47xx-2.6/files/drivers/ssb/driver_mips/mips.c b/target/linux/brcm47xx-2.6/files/drivers/ssb/driver_mips/mips.c new file mode 100644 index 0000000000..c6aaeede81 --- /dev/null +++ b/target/linux/brcm47xx-2.6/files/drivers/ssb/driver_mips/mips.c @@ -0,0 +1,279 @@ +/* + * Sonics Silicon Backplane + * Broadcom MIPS core driver + * + * Copyright 2005, Broadcom Corporation + * Copyright 2006, 2007, Michael Buesch <mb@bu3sch.de> + * Copyright 2006, 2007, Felix Fietkau <nbd@openwrt.org> + * + * Licensed under the GNU/GPL. See COPYING for details. + */ + +#include <linux/ssb/ssb.h> + +#include <linux/serial.h> +#include <linux/serial_core.h> +#include <linux/serial_reg.h> +#include <asm/time.h> + +#include "../ssb_private.h" + +#define mips_read32(mcore, offset) ssb_read32((mcore)->dev, offset) +#define mips_write32(mcore, offset, value) ssb_write32((mcore)->dev, offset, value) +#define extif_read32(extif, offset) ssb_read32((extif)->dev, offset) +#define extif_write32(extif, offset, value) ssb_write32((extif)->dev, offset, value) + +static const u32 ipsflag_irq_mask[] = { + 0, + SSB_IPSFLAG_IRQ1, + SSB_IPSFLAG_IRQ2, + SSB_IPSFLAG_IRQ3, + SSB_IPSFLAG_IRQ4, +}; + +static const u32 ipsflag_irq_shift[] = { + 0, + SSB_IPSFLAG_IRQ1_SHIFT, + SSB_IPSFLAG_IRQ2_SHIFT, + SSB_IPSFLAG_IRQ3_SHIFT, + SSB_IPSFLAG_IRQ4_SHIFT, +}; + +static inline u32 ssb_irqflag(struct ssb_device *dev) +{ + return ssb_read32(dev, SSB_TPSFLAG) & SSB_TPSFLAG_BPFLAG; +} + +/* Get the MIPS IRQ assignment for a specified device. + * If unassigned, 0 is returned. + */ +unsigned int ssb_mips_irq(struct ssb_device *dev) +{ + struct ssb_bus *bus = dev->bus; + u32 irqflag; + u32 ipsflag; + u32 tmp; + unsigned int irq; + + irqflag = ssb_irqflag(dev); + ipsflag = ssb_read32(bus->mipscore.dev, SSB_IPSFLAG); + for (irq = 1; irq <= 4; irq++) { + tmp = ((ipsflag & ipsflag_irq_mask[irq]) >> ipsflag_irq_shift[irq]); + if (tmp == irqflag) + break; + } + if (irq == 5) + irq = 0; + + return irq; +} + +static void clear_irq(struct ssb_bus *bus, unsigned int irq) +{ + struct ssb_device *dev = bus->mipscore.dev; + + /* Clear the IRQ in the MIPScore backplane registers */ + if (irq == 0) { + ssb_write32(dev, SSB_INTVEC, 0); + } else { + ssb_write32(dev, SSB_IPSFLAG, + ssb_read32(dev, SSB_IPSFLAG) | + ipsflag_irq_mask[irq]); + } +} + +static void set_irq(struct ssb_device *dev, unsigned int irq) +{ + unsigned int oldirq = ssb_mips_irq(dev); + struct ssb_bus *bus = dev->bus; + struct ssb_device *mdev = bus->mipscore.dev; + u32 irqflag = ssb_irqflag(dev); + + dev->irq = irq + 2; + + ssb_dprintk(KERN_INFO PFX + "set_irq: core 0x%04x, irq %d => %d\n", + dev->id.coreid, oldirq, irq); + /* clear the old irq */ + if (oldirq == 0) + ssb_write32(mdev, SSB_INTVEC, (~(1 << irqflag) & ssb_read32(mdev, SSB_INTVEC))); + else + clear_irq(bus, oldirq); + + /* assign the new one */ + if (irq == 0) + ssb_write32(mdev, SSB_INTVEC, ((1 << irqflag) & ssb_read32(mdev, SSB_INTVEC))); + + irqflag <<= ipsflag_irq_shift[irq]; + irqflag |= (ssb_read32(mdev, SSB_IPSFLAG) & ~ipsflag_irq_mask[irq]); + ssb_write32(mdev, SSB_IPSFLAG, irqflag); +} + +static int ssb_extif_serial_init(struct ssb_extif *dev, struct ssb_serial_port *ports) +{ + //TODO if (EXTIF available +#if 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(&sb->sbadmatch1))); + + /* Determine IRQ */ + irq = sb_irq(sbh); + + /* Disable GPIO interrupt initially */ + W_REG(&eir->gpiointpolarity, 0); + W_REG(&eir->gpiointmask, 0); + + /* Search for external UARTs */ + n = 2; + for (i = 0; i < 2; i++) { + regs = (void *) REG_MAP(base + (i * 8), 8); + if (BCMINIT(serial_exists)(regs)) { + /* Set GPIO 1 to be the external UART IRQ */ + W_REG(&eir->gpiointmask, 2); + if (add) + add(regs, irq, 13500000, 0); + } + } + + /* Add internal UART if enabled */ + if (R_REG(&eir->corecontrol) & CC_UE) + if (add) + add((void *) &eir->uartdata, irq, sb_clock(sbh), 2); + +#endif + +} + + +static void ssb_mips_serial_init(struct ssb_mipscore *mcore) +{ + struct ssb_bus *bus = mcore->dev->bus; + + if (bus->extif.dev) + mcore->nr_serial_ports = ssb_extif_serial_init(&bus->extif, mcore->serial_ports); + else if (bus->chipco.dev) + mcore->nr_serial_ports = ssb_chipco_serial_init(&bus->chipco, mcore->serial_ports); + else + mcore->nr_serial_ports = 0; +} + +static void ssb_mips_flash_detect(struct ssb_mipscore *mcore) +{ + struct ssb_bus *bus = mcore->dev->bus; + + if (bus->chipco.dev) { + mcore->flash_window = 0x1c000000; + mcore->flash_window_size = 0x800000; + } else { + mcore->flash_window = 0x1fc00000; + mcore->flash_window_size = 0x400000; + } +} + +static void ssb_extif_timing_init(struct ssb_extif *extif, u32 ns) +{ + u32 tmp; + + /* Initialize extif so we can get to the LEDs and external UART */ + extif_write32(extif, SSB_EXTIF_PROG_CFG, SSB_EXTCFG_EN); + + /* Set timing for the flash */ + tmp = ceildiv(10, ns) << SSB_PROG_WCNT_3_SHIFT; + tmp |= ceildiv(40, ns) << SSB_PROG_WCNT_1_SHIFT; + tmp |= ceildiv(120, ns); + extif_write32(extif, SSB_EXTIF_PROG_WAITCNT, tmp); + + /* Set programmable interface timing for external uart */ + tmp = ceildiv(10, ns) << SSB_PROG_WCNT_3_SHIFT; + tmp |= ceildiv(20, ns) << SSB_PROG_WCNT_2_SHIFT; + tmp |= ceildiv(100, ns) << SSB_PROG_WCNT_1_SHIFT; + tmp |= ceildiv(120, ns); + extif_write32(extif, SSB_EXTIF_PROG_WAITCNT, tmp); +} + +static inline void ssb_extif_get_clockcontrol(struct ssb_extif *extif, + u32 *pll_type, u32 *n, u32 *m) +{ + *pll_type = SSB_PLLTYPE_1; + *n = extif_read32(extif, SSB_EXTIF_CLOCK_N); + *m = extif_read32(extif, SSB_EXTIF_CLOCK_SB); +} + +u32 ssb_cpu_clock(struct ssb_mipscore *mcore) +{ + struct ssb_bus *bus = mcore->dev->bus; + u32 pll_type, n, m, rate = 0; + + if (bus->extif.dev) { + ssb_extif_get_clockcontrol(&bus->extif, &pll_type, &n, &m); + } else if (bus->chipco.dev) { + if (bus->chip_id == 0x5365) + /* FIXME: is this override really necessary? */ + return 200000000; + + ssb_chipco_get_clockcontrol(&bus->chipco, &pll_type, &n, &m); + } else + return 0; + + rate = ssb_calc_clock_rate(pll_type, n, m); + if (pll_type == SSB_PLLTYPE_6) + rate *= 2; + + return rate; +} + +void ssb_mipscore_init(struct ssb_mipscore *mcore) +{ + struct ssb_bus *bus = mcore->dev->bus; + struct ssb_device *dev; + unsigned long hz, ns; + unsigned int irq, i; + + if (!mcore->dev) + return; /* We don't have a MIPS core */ + + ssb_dprintk(KERN_INFO PFX "Initializing MIPS core...\n"); + + hz = ssb_clockspeed(bus); + if (!hz) + hz = 100000000; + ns = 1000000000 / hz; + + if (bus->extif.dev) + ssb_extif_timing_init(&bus->extif, ns); + else if (bus->chipco.dev) + ssb_chipco_timing_init(&bus->chipco, ns); + + /* Assign IRQs to all cores on the bus, start with irq line 2, because serial usually takes 1 */ + for (irq = 2, i = 0; i < bus->nr_devices; i++) { + dev = &(bus->devices[i]); + dev->irq = ssb_mips_irq(dev) + 2; + switch(dev->id.coreid) { + case SSB_DEV_USB11_HOST: + /* shouldn't need a separate irq line for non-4710, most of them have a proper + * external usb controller on the pci */ + if ((bus->chip_id == 0x4710) && (irq <= 4)) { + set_irq(dev, irq++); + break; + } + case SSB_DEV_PCI: + case SSB_DEV_ETHERNET: + case SSB_DEV_80211: + case SSB_DEV_USB20_HOST: + /* These devices get their own IRQ line if available, the rest goes on IRQ0 */ + if (irq <= 4) { + set_irq(dev, irq++); + break; + } + } + } + + ssb_mips_serial_init(mcore); + ssb_mips_flash_detect(mcore); +} + +EXPORT_SYMBOL(ssb_mips_irq); diff --git a/target/linux/brcm47xx-2.6/files/drivers/ssb/driver_pci/pcicore.c b/target/linux/brcm47xx-2.6/files/drivers/ssb/driver_pci/pcicore.c new file mode 100644 index 0000000000..9800ce66e2 --- /dev/null +++ b/target/linux/brcm47xx-2.6/files/drivers/ssb/driver_pci/pcicore.c @@ -0,0 +1,549 @@ +/* + * Sonics Silicon Backplane + * Broadcom PCI-core driver + * + * Copyright 2005, Broadcom Corporation + * Copyright 2006, 2007, Michael Buesch <mb@bu3sch.de> + * + * Licensed under the GNU/GPL. See COPYING for details. + */ + +#include <linux/ssb/ssb.h> +#include <linux/pci.h> +#include <linux/delay.h> + +#include "../ssb_private.h" + +static inline +u32 pcicore_read32(struct ssb_pcicore *pc, u16 offset) +{ + return ssb_read32(pc->dev, offset); +} + +static inline +void pcicore_write32(struct ssb_pcicore *pc, u16 offset, u32 value) +{ + ssb_write32(pc->dev, offset, value); +} + +/************************************************** + * Code for hostmode operation. + **************************************************/ + +#ifdef CONFIG_SSB_PCICORE_HOSTMODE + +#include <asm/paccess.h> +/* Read the bus and catch bus exceptions. This is MIPS specific. */ +#define mips_busprobe(val, addr) get_dbe((val), (addr)) + +/* Assume one-hot slot wiring */ +#define SSB_PCI_SLOT_MAX 16 + +/* Global lock is OK, as we won't have more than one extpci anyway. */ +static DEFINE_SPINLOCK(cfgspace_lock); +/* Core to access the external PCI config space. Can only have one. */ +static struct ssb_pcicore *extpci_core; + +u32 pci_iobase = 0x100; +u32 pci_membase = SSB_PCI_DMA; + +int pcibios_plat_dev_init(struct pci_dev *d) +{ + struct resource *res; + int pos, size; + u32 *base; + + printk("PCI: Fixing up device %s\n", pci_name(d)); + + /* Fix up resource bases */ + for (pos = 0; pos < 6; pos++) { + res = &d->resource[pos]; + base = ((res->flags & IORESOURCE_IO) ? &pci_iobase : &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 (d->bus->number == 0 && PCI_SLOT(d->devfn) == 0) + break; + } + /* Fix up interrupt lines */ + d->irq = ssb_mips_irq(extpci_core->dev) + 2; + pci_write_config_byte(d, PCI_INTERRUPT_LINE, d->irq); + + return 0; +} + +static void __init ssb_fixup_pcibridge(struct pci_dev *dev) +{ + if (dev->bus->number != 0 || 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_device(dev, ~0); + + /* Enable PCI bridge BAR1 prefetch and burst */ + pci_write_config_dword(dev, SSB_BAR1_CONTROL, 3); +} +DECLARE_PCI_FIXUP_EARLY(PCI_ANY_ID, PCI_ANY_ID, ssb_fixup_pcibridge); + +int __init pcibios_map_irq(struct pci_dev *dev, u8 slot, u8 pin) +{ + return ssb_mips_irq(extpci_core->dev) + 2; +} + +static u32 get_cfgspace_addr(struct ssb_pcicore *pc, + unsigned int bus, unsigned int dev, + unsigned int func, unsigned int off) +{ + u32 addr = 0; + u32 tmp; + + if (unlikely(pc->cardbusmode && dev > 1)) + goto out; + if (bus == 0) {//FIXME busnumber ok? + /* Type 0 transaction */ + if (unlikely(dev >= SSB_PCI_SLOT_MAX)) + goto out; + /* Slide the window */ + tmp = SSB_PCICORE_SBTOPCI_CFG0; + tmp |= ((1 << (dev + 16)) & SSB_PCICORE_SBTOPCI1_MASK); + pcicore_write32(pc, SSB_PCICORE_SBTOPCI1, tmp); + /* Calculate the address */ + addr = SSB_PCI_CFG; + addr |= ((1 << (dev + 16)) & ~SSB_PCICORE_SBTOPCI1_MASK); + addr |= (func << 8); + addr |= (off & ~3); + } else { + /* Type 1 transaction */ + pcicore_write32(pc, SSB_PCICORE_SBTOPCI1, + SSB_PCICORE_SBTOPCI_CFG1); + /* Calculate the address */ + addr = SSB_PCI_CFG; + addr |= (bus << 16); + addr |= (dev << 11); + addr |= (func << 8); + addr |= (off & ~3); + } +out: + return addr; +} + +static int ssb_extpci_read_config(struct ssb_pcicore *pc, + unsigned int bus, unsigned int dev, + unsigned int func, unsigned int off, + void *buf, int len) +{ + int err = -EINVAL; + u32 addr, val; + void __iomem *mmio; + + assert(pc->hostmode); + if (unlikely(len != 1 && len != 2 && len != 4)) + goto out; + addr = get_cfgspace_addr(pc, bus, dev, func, off); + if (unlikely(!addr)) + goto out; + err = -ENOMEM; + mmio = ioremap_nocache(addr, len); + if (!mmio) + goto out; + + if (mips_busprobe(val, (u32 *) mmio)) { + val = 0xffffffff; + goto unmap; + } + + val = readl(mmio); + val >>= (8 * (off & 3)); + + switch (len) { + case 1: + *((u8 *)buf) = (u8)val; + break; + case 2: + *((u16 *)buf) = (u16)val; + break; + case 4: + *((u32 *)buf) = (u32)val; + break; + } + err = 0; +unmap: + iounmap(mmio); +out: + return err; +} + +static int ssb_extpci_write_config(struct ssb_pcicore *pc, + unsigned int bus, unsigned int dev, + unsigned int func, unsigned int off, + const void *buf, int len) +{ + int err = -EINVAL; + u32 addr, val = 0; + void __iomem *mmio; + + assert(pc->hostmode); + if (unlikely(len != 1 && len != 2 && len != 4)) + goto out; + addr = get_cfgspace_addr(pc, bus, dev, func, off); + if (unlikely(!addr)) + goto out; + err = -ENOMEM; + mmio = ioremap_nocache(addr, len); + if (!mmio) + goto out; + + if (mips_busprobe(val, (u32 *) mmio)) { + val = 0xffffffff; + goto unmap; + } + + switch (len) { + case 1: + val = readl(mmio); + val &= ~(0xFF << (8 * (off & 3))); + val |= *((const u8 *)buf) << (8 * (off & 3)); + break; + case 2: + val = readl(mmio); + val &= ~(0xFFFF << (8 * (off & 3))); + val |= *((const u16 *)buf) << (8 * (off & 3)); + break; + case 4: + val = *((const u32 *)buf); + break; + } + writel(*((const u32 *)buf), mmio); + + err = 0; +unmap: + iounmap(mmio); +out: + return err; +} + +static int ssb_pcicore_read_config(struct pci_bus *bus, unsigned int devfn, + int reg, int size, u32 *val) +{ + unsigned long flags; + int err; + + spin_lock_irqsave(&cfgspace_lock, flags); + err = ssb_extpci_read_config(extpci_core, bus->number, PCI_SLOT(devfn), + PCI_FUNC(devfn), reg, val, size); + spin_unlock_irqrestore(&cfgspace_lock, flags); + + return err ? PCIBIOS_DEVICE_NOT_FOUND : PCIBIOS_SUCCESSFUL; +} + +static int ssb_pcicore_write_config(struct pci_bus *bus, unsigned int devfn, + int reg, int size, u32 val) +{ + unsigned long flags; + int err; + + spin_lock_irqsave(&cfgspace_lock, flags); + err = ssb_extpci_write_config(extpci_core, bus->number, PCI_SLOT(devfn), + PCI_FUNC(devfn), reg, &val, size); + spin_unlock_irqrestore(&cfgspace_lock, flags); + + return err ? PCIBIOS_DEVICE_NOT_FOUND : PCIBIOS_SUCCESSFUL; +} + +static struct pci_ops ssb_pcicore_pciops = { + .read = ssb_pcicore_read_config, + .write = ssb_pcicore_write_config, +}; + +static struct resource ssb_pcicore_mem_resource = { + .name = "SSB PCIcore external memory", + .start = SSB_PCI_DMA, + .end = (u32)SSB_PCI_DMA + (u32)SSB_PCI_DMA_SZ - 1, + .flags = IORESOURCE_MEM, +}; + +static struct resource ssb_pcicore_io_resource = { + .name = "SSB PCIcore external I/O", + .start = 0x100, + .end = 0x7FF, + .flags = IORESOURCE_IO, +}; + +static struct pci_controller ssb_pcicore_controller = { + .pci_ops = &ssb_pcicore_pciops, + .io_resource = &ssb_pcicore_io_resource, + .mem_resource = &ssb_pcicore_mem_resource, + .mem_offset = 0x24000000, +}; + +static void ssb_pcicore_init_hostmode(struct ssb_pcicore *pc) +{ + u32 val; + + assert(!extpci_core); + extpci_core = pc; + + ssb_dprintk(KERN_INFO PFX "PCIcore in host mode found\n"); + /* Reset devices on the external PCI bus */ + val = SSB_PCICORE_CTL_RST_OE; + val |= SSB_PCICORE_CTL_CLK_OE; + pcicore_write32(pc, SSB_PCICORE_CTL, val); + val |= SSB_PCICORE_CTL_CLK; /* Clock on */ + pcicore_write32(pc, SSB_PCICORE_CTL, val); + udelay(150); + val |= SSB_PCICORE_CTL_RST; /* Deassert RST# */ + pcicore_write32(pc, SSB_PCICORE_CTL, val); + udelay(1); + + //TODO cardbus mode + + /* 64MB I/O window */ + pcicore_write32(pc, SSB_PCICORE_SBTOPCI0, + SSB_PCICORE_SBTOPCI_IO); + /* 64MB config space */ + pcicore_write32(pc, SSB_PCICORE_SBTOPCI1, + SSB_PCICORE_SBTOPCI_CFG0); + /* 1GB memory window */ + pcicore_write32(pc, SSB_PCICORE_SBTOPCI2, + SSB_PCICORE_SBTOPCI_MEM | SSB_PCI_DMA); + + /* Enable PCI bridge BAR0 prefetch and burst */ + val = PCI_COMMAND_MASTER | PCI_COMMAND_MEMORY; + ssb_extpci_write_config(pc, 0, 0, 0, PCI_COMMAND, &val, 4); + + /* Enable PCI interrupts */ + pcicore_write32(pc, SSB_PCICORE_IMASK, + SSB_PCICORE_IMASK_INTA); + + /* Ok, ready to run, register it to the system. + * The following needs change, if we want to port hostmode + * to non-MIPS platform. */ + set_io_port_base((unsigned long)ioremap_nocache(SSB_PCI_MEM, 0x04000000)); + register_pci_controller(&ssb_pcicore_controller); +} + +static int pcicore_is_in_hostmode(struct ssb_pcicore *pc) +{ + struct ssb_bus *bus = pc->dev->bus; + u16 chipid_top; + u32 tmp; + + chipid_top = (bus->chip_id & 0xFF00); + if (chipid_top != 0x4700 && + chipid_top != 0x5300) + return 0; + + if (bus->sprom.r1.boardflags_lo & SSB_PCICORE_BFL_NOPCI) + return 0; + + /* The 200-pin BCM4712 package does not bond out PCI. Even when + * PCI is bonded out, some boards may leave the pins floating. */ + if (bus->chip_id == 0x4712) { + if (bus->chip_package == SSB_CHIPPACK_BCM4712S) + return 0; + if (bus->chip_package == SSB_CHIPPACK_BCM4712M) + return 0; + } + if (bus->chip_id == 0x5350) + return 0; + + return !mips_busprobe(tmp, (u32 *) (bus->mmio + (pc->dev->core_index * SSB_CORE_SIZE))); +} +#endif /* CONFIG_SSB_PCICORE_HOSTMODE */ + + +/************************************************** + * Generic and Clientmode operation code. + **************************************************/ + +static void ssb_pcicore_init_clientmode(struct ssb_pcicore *pc) +{ + /* Disable PCI interrupts. */ + ssb_write32(pc->dev, SSB_INTVEC, 0); +} + +void ssb_pcicore_init(struct ssb_pcicore *pc) +{ + struct ssb_device *dev = pc->dev; + struct ssb_bus *bus; + + if (!dev) + return; + bus = dev->bus; + if (!ssb_device_is_enabled(dev)) + ssb_device_enable(dev, 0); + +#ifdef CONFIG_SSB_PCICORE_HOSTMODE + pc->hostmode = pcicore_is_in_hostmode(pc); + if (pc->hostmode) + ssb_pcicore_init_hostmode(pc); +#endif /* CONFIG_SSB_PCICORE_HOSTMODE */ + if (!pc->hostmode) + ssb_pcicore_init_clientmode(pc); +} + +static u32 ssb_pcie_read(struct ssb_pcicore *pc, u32 address) +{ + pcicore_write32(pc, 0x130, address); + return pcicore_read32(pc, 0x134); +} + +static void ssb_pcie_write(struct ssb_pcicore *pc, u32 address, u32 data) +{ + pcicore_write32(pc, 0x130, address); + pcicore_write32(pc, 0x134, data); +} + +static void ssb_pcie_mdio_write(struct ssb_pcicore *pc, u8 device, + u8 address, u16 data) +{ + const u16 mdio_control = 0x128; + const u16 mdio_data = 0x12C; + u32 v; + int i; + + v = 0x80; /* Enable Preamble Sequence */ + v |= 0x2; /* MDIO Clock Divisor */ + pcicore_write32(pc, mdio_control, v); + + v = (1 << 30); /* Start of Transaction */ + v |= (1 << 28); /* Write Transaction */ + v |= (1 << 17); /* Turnaround */ + v |= (u32)device << 22; + v |= (u32)address << 18; + v |= data; + pcicore_write32(pc, mdio_data, v); + udelay(10); + for (i = 0; i < 10; i++) { + v = pcicore_read32(pc, mdio_control); + if (v & 0x100 /* Trans complete */) + break; + msleep(1); + } + pcicore_write32(pc, mdio_control, 0); +} + +static void ssb_broadcast_value(struct ssb_device *dev, + u32 address, u32 data) +{ + /* This is used for both, PCI and ChipCommon core, so be careful. */ + BUILD_BUG_ON(SSB_PCICORE_BCAST_ADDR != SSB_CHIPCO_BCAST_ADDR); + BUILD_BUG_ON(SSB_PCICORE_BCAST_DATA != SSB_CHIPCO_BCAST_DATA); + + ssb_write32(dev, SSB_PCICORE_BCAST_ADDR, address); + ssb_read32(dev, SSB_PCICORE_BCAST_ADDR); /* flush */ + ssb_write32(dev, SSB_PCICORE_BCAST_DATA, data); + ssb_read32(dev, SSB_PCICORE_BCAST_DATA); /* flush */ +} + +static void ssb_commit_settings(struct ssb_bus *bus) +{ + struct ssb_device *dev; + + dev = bus->chipco.dev ? bus->chipco.dev : bus->pcicore.dev; + assert(dev); + /* This forces an update of the cached registers. */ + ssb_broadcast_value(dev, 0xFD8, 0); +} + +int ssb_pcicore_dev_irqvecs_enable(struct ssb_pcicore *pc, + struct ssb_device *dev) +{ + struct ssb_device *pdev = pc->dev; + struct ssb_bus *bus; + int err = 0; + u32 tmp; + + might_sleep(); + + if (!pdev) + goto out; + bus = pdev->bus; + + /* Enable interrupts for this device. */ + if (bus->host_pci && + ((pdev->id.revision >= 6) || (pdev->id.coreid == SSB_DEV_PCIE))) { + u32 coremask; + + /* Calculate the "coremask" for the device. */ + coremask = (1 << dev->core_index); + + err = pci_read_config_dword(bus->host_pci, SSB_PCI_IRQMASK, &tmp); + if (err) + goto out; + tmp |= coremask << 8; + err = pci_write_config_dword(bus->host_pci, SSB_PCI_IRQMASK, tmp); + if (err) + goto out; + } else { + u32 intvec; + + intvec = ssb_read32(pdev, SSB_INTVEC); + tmp = ssb_read32(dev, SSB_TPSFLAG); + tmp &= SSB_TPSFLAG_BPFLAG; + intvec |= tmp; + ssb_write32(pdev, SSB_INTVEC, intvec); + } + + /* Setup PCIcore operation. */ + if (pc->setup_done) + goto out; + if (pdev->id.coreid == SSB_DEV_PCI) { + tmp = pcicore_read32(pc, SSB_PCICORE_SBTOPCI2); + tmp |= SSB_PCICORE_SBTOPCI_PREF; + tmp |= SSB_PCICORE_SBTOPCI_BURST; + pcicore_write32(pc, SSB_PCICORE_SBTOPCI2, tmp); + + if (pdev->id.revision < 5) { + tmp = ssb_read32(pdev, SSB_IMCFGLO); + tmp &= ~SSB_IMCFGLO_SERTO; + tmp |= 2; + tmp &= ~SSB_IMCFGLO_REQTO; + tmp |= 3 << SSB_IMCFGLO_REQTO_SHIFT; + ssb_write32(pdev, SSB_IMCFGLO, tmp); + ssb_commit_settings(bus); + } else if (pdev->id.revision >= 11) { + tmp = pcicore_read32(pc, SSB_PCICORE_SBTOPCI2); + tmp |= SSB_PCICORE_SBTOPCI_MRM; + pcicore_write32(pc, SSB_PCICORE_SBTOPCI2, tmp); + } + } else { + assert(pdev->id.coreid == SSB_DEV_PCIE); + //TODO: Better make defines for all these magic PCIE values. + if ((pdev->id.revision == 0) || (pdev->id.revision == 1)) { + /* TLP Workaround register. */ + tmp = ssb_pcie_read(pc, 0x4); + tmp |= 0x8; + ssb_pcie_write(pc, 0x4, tmp); + } + if (pdev->id.revision == 0) { + const u8 serdes_rx_device = 0x1F; + + ssb_pcie_mdio_write(pc, serdes_rx_device, + 2 /* Timer */, 0x8128); + ssb_pcie_mdio_write(pc, serdes_rx_device, + 6 /* CDR */, 0x0100); + ssb_pcie_mdio_write(pc, serdes_rx_device, + 7 /* CDR BW */, 0x1466); + } else if (pdev->id.revision == 1) { + /* DLLP Link Control register. */ + tmp = ssb_pcie_read(pc, 0x100); + tmp |= 0x40; + ssb_pcie_write(pc, 0x100, tmp); + } + } + pc->setup_done = 1; +out: + return err; +} +EXPORT_SYMBOL(ssb_pcicore_dev_irqvecs_enable); diff --git a/target/linux/brcm47xx-2.6/files/drivers/ssb/pci.c b/target/linux/brcm47xx-2.6/files/drivers/ssb/pci.c new file mode 100644 index 0000000000..811af789ed --- /dev/null +++ b/target/linux/brcm47xx-2.6/files/drivers/ssb/pci.c @@ -0,0 +1,480 @@ +/* + * Sonics Silicon Backplane PCI-Hostbus related functions. + * + * Copyright (C) 2005-2006 Michael Buesch <mb@bu3sch.de> + * Copyright (C) 2005 Martin Langer <martin-langer@gmx.de> + * Copyright (C) 2005 Stefano Brivio <st3@riseup.net> + * Copyright (C) 2005 Danny van Dyk <kugelfang@gentoo.org> + * Copyright (C) 2005 Andreas Jaggi <andreas.jaggi@waterwave.ch> + * + * Derived from the Broadcom 4400 device driver. + * Copyright (C) 2002 David S. Miller (davem@redhat.com) + * Fixed by Pekka Pietikainen (pp@ee.oulu.fi) + * Copyright (C) 2006 Broadcom Corporation. + * + * Licensed under the GNU/GPL. See COPYING for details. + */ + +#include <linux/ssb/ssb.h> +#include <linux/ssb/ssb_regs.h> +#include <linux/pci.h> +#include <linux/delay.h> + +#include "ssb_private.h" + + +int ssb_pci_switch_coreidx(struct ssb_bus *bus, u8 coreidx) +{ + int err; + int attempts = 0; + u32 cur_core; + + while (1) { + err = pci_write_config_dword(bus->host_pci, SSB_BAR0_WIN, + (coreidx * SSB_CORE_SIZE) + + SSB_ENUM_BASE); + if (err) + goto error; + err = pci_read_config_dword(bus->host_pci, SSB_BAR0_WIN, + &cur_core); + if (err) + goto error; + cur_core = (cur_core - SSB_ENUM_BASE) + / SSB_CORE_SIZE; + if (cur_core == coreidx) + break; + + if (attempts++ > SSB_BAR0_MAX_RETRIES) + goto error; + udelay(10); + } + return 0; +error: + ssb_printk(KERN_ERR PFX "Failed to switch to core %u\n", coreidx); + return -ENODEV; +} + +int ssb_pci_switch_core(struct ssb_bus *bus, + struct ssb_device *dev) +{ + int err; + unsigned long flags; + + ssb_dprintk(KERN_INFO PFX + "Switching to %s core, index %d\n", + ssb_core_name(dev->id.coreid), + dev->core_index); + + spin_lock_irqsave(&bus->bar_lock, flags); + err = ssb_pci_switch_coreidx(bus, dev->core_index); + if (!err) + bus->mapped_device = dev; + spin_unlock_irqrestore(&bus->bar_lock, flags); + + return err; +} + +int ssb_pci_xtal(struct ssb_bus *bus, u32 what, int turn_on) +{ + int err; + u32 in, out, outenable; + u16 pci_status; + + if (bus->bustype != SSB_BUSTYPE_PCI) + return 0; + + err = pci_read_config_dword(bus->host_pci, SSB_GPIO_IN, &in); + if (err) + goto err_pci; + err = pci_read_config_dword(bus->host_pci, SSB_GPIO_OUT, &out); + if (err) + goto err_pci; + err = pci_read_config_dword(bus->host_pci, SSB_GPIO_OUT_ENABLE, &outenable); + if (err) + goto err_pci; + + outenable |= what; + + if (turn_on) { + /* 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 (!(in & SSB_GPIO_XTAL)) { + if (what & SSB_GPIO_XTAL) { + /* Turn the crystal on */ + out |= SSB_GPIO_XTAL; + if (what & SSB_GPIO_PLL) + out |= SSB_GPIO_PLL; + err = pci_write_config_dword(bus->host_pci, SSB_GPIO_OUT, out); + if (err) + goto err_pci; + err = pci_write_config_dword(bus->host_pci, SSB_GPIO_OUT_ENABLE, + outenable); + if (err) + goto err_pci; + msleep(1); + } + if (what & SSB_GPIO_PLL) { + /* Turn the PLL on */ + out &= ~SSB_GPIO_PLL; + err = pci_write_config_dword(bus->host_pci, SSB_GPIO_OUT, out); + if (err) + goto err_pci; + msleep(2); + } + } + + err = pci_read_config_word(bus->host_pci, PCI_STATUS, &pci_status); + if (err) + goto err_pci; + pci_status &= ~PCI_STATUS_SIG_TARGET_ABORT; + err = pci_write_config_word(bus->host_pci, PCI_STATUS, pci_status); + if (err) + goto err_pci; + } else { + if (what & SSB_GPIO_XTAL) { + /* Turn the crystal off */ + out &= ~SSB_GPIO_XTAL; + } + if (what & SSB_GPIO_PLL) { + /* Turn the PLL off */ + out |= SSB_GPIO_PLL; + } + err = pci_write_config_dword(bus->host_pci, SSB_GPIO_OUT, out); + if (err) + goto err_pci; + err = pci_write_config_dword(bus->host_pci, SSB_GPIO_OUT_ENABLE, outenable); + if (err) + goto err_pci; + } + +out: + return err; + +err_pci: + printk(KERN_ERR PFX "Error: ssb_pci_xtal() could not access PCI config space!\n"); + err = -EBUSY; + goto out; +} + +#define SPOFF(offset) (((offset) - SSB_SPROM_BASE) / sizeof(u16)) +#define SPEX(_outvar, _offset, _mask, _shift) \ + out->_outvar = ((in[SPOFF(_offset)] & (_mask)) >> (_shift)) + +static inline u8 ssb_crc8(u8 crc, u8 data) +{ + /* Polynomial: x^8 + x^7 + x^6 + x^4 + x^2 + 1 */ + static const u8 t[] = { + 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, + }; + return t[crc ^ data]; +} + +static u8 ssb_sprom_crc(const u16 *sprom) +{ + int word; + u8 crc = 0xFF; + + for (word = 0; word < SSB_SPROMSIZE_WORDS - 1; word++) { + crc = ssb_crc8(crc, sprom[word] & 0x00FF); + crc = ssb_crc8(crc, (sprom[word] & 0xFF00) >> 8); + } + crc = ssb_crc8(crc, sprom[SPOFF(SSB_SPROM_REVISION)] & 0x00FF); + crc ^= 0xFF; + + return crc; +} + +static int sprom_check_crc(const u16 *sprom) +{ + u8 crc; + u8 expected_crc; + u16 tmp; + + crc = ssb_sprom_crc(sprom); + tmp = sprom[SPOFF(SSB_SPROM_REVISION)] & SSB_SPROM_REVISION_CRC; + expected_crc = tmp >> SSB_SPROM_REVISION_CRC_SHIFT; + if (crc != expected_crc) + return -EPROTO; + + return 0; +} + +static void sprom_do_read(struct ssb_bus *bus, u16 *sprom) +{ + int i; + + for (i = 0; i < SSB_SPROMSIZE_WORDS; i++) + sprom[i] = readw(bus->mmio + SSB_SPROM_BASE + (i * 2)); +} + +static void sprom_extract_r1(struct ssb_sprom_r1 *out, const u16 *in) +{ + int i; + u16 v; + + SPEX(pci_spid, SSB_SPROM1_SPID, 0xFFFF, 0); + SPEX(pci_svid, SSB_SPROM1_SVID, 0xFFFF, 0); + SPEX(pci_pid, SSB_SPROM1_PID, 0xFFFF, 0); + for (i = 0; i < 3; i++) { + v = in[SPOFF(SSB_SPROM1_IL0MAC) + i]; + *(((u16 *)out->il0mac) + i) = cpu_to_be16(v); + } + for (i = 0; i < 3; i++) { + v = in[SPOFF(SSB_SPROM1_ET0MAC) + i]; + *(((u16 *)out->et0mac) + i) = cpu_to_be16(v); + } + for (i = 0; i < 3; i++) { + v = in[SPOFF(SSB_SPROM1_ET1MAC) + i]; + *(((u16 *)out->et1mac) + i) = cpu_to_be16(v); + } + SPEX(et0phyaddr, SSB_SPROM1_ETHPHY, SSB_SPROM1_ETHPHY_ET0A, 0); + SPEX(et1phyaddr, SSB_SPROM1_ETHPHY, SSB_SPROM1_ETHPHY_ET1A, + SSB_SPROM1_ETHPHY_ET1A_SHIFT); + SPEX(et0mdcport, SSB_SPROM1_ETHPHY, SSB_SPROM1_ETHPHY_ET0M, 14); + SPEX(et1mdcport, SSB_SPROM1_ETHPHY, SSB_SPROM1_ETHPHY_ET1M, 15); + SPEX(board_rev, SSB_SPROM1_BINF, SSB_SPROM1_BINF_BREV, 0); + SPEX(country_code, SSB_SPROM1_BINF, SSB_SPROM1_BINF_CCODE, + SSB_SPROM1_BINF_CCODE_SHIFT); + SPEX(antenna_a, SSB_SPROM1_BINF, SSB_SPROM1_BINF_ANTA, + SSB_SPROM1_BINF_ANTA_SHIFT); + SPEX(antenna_bg, SSB_SPROM1_BINF, SSB_SPROM1_BINF_ANTBG, + SSB_SPROM1_BINF_ANTBG_SHIFT); + SPEX(pa0b0, SSB_SPROM1_PA0B0, 0xFFFF, 0); + SPEX(pa0b1, SSB_SPROM1_PA0B1, 0xFFFF, 0); + SPEX(pa0b2, SSB_SPROM1_PA0B2, 0xFFFF, 0); + SPEX(pa1b0, SSB_SPROM1_PA1B0, 0xFFFF, 0); + SPEX(pa1b1, SSB_SPROM1_PA1B1, 0xFFFF, 0); + SPEX(pa1b2, SSB_SPROM1_PA1B2, 0xFFFF, 0); + SPEX(gpio0, SSB_SPROM1_GPIOA, SSB_SPROM1_GPIOA_P0, 0); + SPEX(gpio1, SSB_SPROM1_GPIOA, SSB_SPROM1_GPIOA_P1, + SSB_SPROM1_GPIOA_P1_SHIFT); + SPEX(gpio2, SSB_SPROM1_GPIOB, SSB_SPROM1_GPIOB_P2, 0); + SPEX(gpio3, SSB_SPROM1_GPIOB, SSB_SPROM1_GPIOB_P3, + SSB_SPROM1_GPIOB_P3_SHIFT); + SPEX(maxpwr_a, SSB_SPROM1_MAXPWR, SSB_SPROM1_MAXPWR_A, 0); + SPEX(maxpwr_bg, SSB_SPROM1_MAXPWR, SSB_SPROM1_MAXPWR_BG, + SSB_SPROM1_MAXPWR_BG_SHIFT); + SPEX(itssi_a, SSB_SPROM1_ITSSI, SSB_SPROM1_ITSSI_A, 0); + SPEX(itssi_bg, SSB_SPROM1_ITSSI, SSB_SPROM1_ITSSI_BG, + SSB_SPROM1_ITSSI_BG_SHIFT); + SPEX(boardflags_lo, SSB_SPROM1_BFLLO, 0xFFFF, 0); + SPEX(antenna_gain_a, SSB_SPROM1_AGAIN, SSB_SPROM1_AGAIN_A, 0); + SPEX(antenna_gain_bg, SSB_SPROM1_AGAIN, SSB_SPROM1_AGAIN_BG, + SSB_SPROM1_AGAIN_BG_SHIFT); + for (i = 0; i < 4; i++) { + v = in[SPOFF(SSB_SPROM1_OEM) + i]; + *(((u16 *)out->oem) + i) = cpu_to_le16(v); + } +} + +static void sprom_extract_r2(struct ssb_sprom_r2 *out, const u16 *in) +{ + int i; + u16 v; + + SPEX(boardflags_hi, SSB_SPROM2_BFLHI, 0xFFFF, 0); + SPEX(maxpwr_a_hi, SSB_SPROM2_MAXP_A, SSB_SPROM2_MAXP_A_HI, 0); + SPEX(maxpwr_a_lo, SSB_SPROM2_MAXP_A, SSB_SPROM2_MAXP_A_LO, + SSB_SPROM2_MAXP_A_LO_SHIFT); + SPEX(pa1lob0, SSB_SPROM2_PA1LOB0, 0xFFFF, 0); + SPEX(pa1lob1, SSB_SPROM2_PA1LOB1, 0xFFFF, 0); + SPEX(pa1lob2, SSB_SPROM2_PA1LOB2, 0xFFFF, 0); + SPEX(pa1hib0, SSB_SPROM2_PA1HIB0, 0xFFFF, 0); + SPEX(pa1hib1, SSB_SPROM2_PA1HIB1, 0xFFFF, 0); + SPEX(pa1hib2, SSB_SPROM2_PA1HIB2, 0xFFFF, 0); + SPEX(ofdm_pwr_off, SSB_SPROM2_OPO, SSB_SPROM2_OPO_VALUE, 0); + for (i = 0; i < 4; i++) { + v = in[SPOFF(SSB_SPROM2_CCODE) + i]; + *(((u16 *)out->country_str) + i) = cpu_to_le16(v); + } +} + +static void sprom_extract_r3(struct ssb_sprom_r3 *out, const u16 *in) +{ + out->ofdmapo = (in[SPOFF(SSB_SPROM3_OFDMAPO) + 0] & 0xFF00) >> 8; + out->ofdmapo |= (in[SPOFF(SSB_SPROM3_OFDMAPO) + 0] & 0x00FF) << 8; + out->ofdmapo <<= 16; + out->ofdmapo |= (in[SPOFF(SSB_SPROM3_OFDMAPO) + 1] & 0xFF00) >> 8; + out->ofdmapo |= (in[SPOFF(SSB_SPROM3_OFDMAPO) + 1] & 0x00FF) << 8; + + out->ofdmalpo = (in[SPOFF(SSB_SPROM3_OFDMALPO) + 0] & 0xFF00) >> 8; + out->ofdmalpo |= (in[SPOFF(SSB_SPROM3_OFDMALPO) + 0] & 0x00FF) << 8; + out->ofdmalpo <<= 16; + out->ofdmalpo |= (in[SPOFF(SSB_SPROM3_OFDMALPO) + 1] & 0xFF00) >> 8; + out->ofdmalpo |= (in[SPOFF(SSB_SPROM3_OFDMALPO) + 1] & 0x00FF) << 8; + + out->ofdmahpo = (in[SPOFF(SSB_SPROM3_OFDMAHPO) + 0] & 0xFF00) >> 8; + out->ofdmahpo |= (in[SPOFF(SSB_SPROM3_OFDMAHPO) + 0] & 0x00FF) << 8; + out->ofdmahpo <<= 16; + out->ofdmahpo |= (in[SPOFF(SSB_SPROM3_OFDMAHPO) + 1] & 0xFF00) >> 8; + out->ofdmahpo |= (in[SPOFF(SSB_SPROM3_OFDMAHPO) + 1] & 0x00FF) << 8; + + SPEX(gpioldc_on_cnt, SSB_SPROM3_GPIOLDC, SSB_SPROM3_GPIOLDC_ON, + SSB_SPROM3_GPIOLDC_ON_SHIFT); + SPEX(gpioldc_off_cnt, SSB_SPROM3_GPIOLDC, SSB_SPROM3_GPIOLDC_OFF, + SSB_SPROM3_GPIOLDC_OFF_SHIFT); + SPEX(cckpo_1M, SSB_SPROM3_CCKPO, SSB_SPROM3_CCKPO_1M, 0); + SPEX(cckpo_2M, SSB_SPROM3_CCKPO, SSB_SPROM3_CCKPO_2M, + SSB_SPROM3_CCKPO_2M_SHIFT); + SPEX(cckpo_55M, SSB_SPROM3_CCKPO, SSB_SPROM3_CCKPO_55M, + SSB_SPROM3_CCKPO_55M_SHIFT); + SPEX(cckpo_11M, SSB_SPROM3_CCKPO, SSB_SPROM3_CCKPO_11M, + SSB_SPROM3_CCKPO_11M_SHIFT); + + out->ofdmgpo = (in[SPOFF(SSB_SPROM3_OFDMGPO) + 0] & 0xFF00) >> 8; + out->ofdmgpo |= (in[SPOFF(SSB_SPROM3_OFDMGPO) + 0] & 0x00FF) << 8; + out->ofdmgpo <<= 16; + out->ofdmgpo |= (in[SPOFF(SSB_SPROM3_OFDMGPO) + 1] & 0xFF00) >> 8; + out->ofdmgpo |= (in[SPOFF(SSB_SPROM3_OFDMGPO) + 1] & 0x00FF) << 8; +} + +static int sprom_extract(struct ssb_sprom *out, const u16 *in) +{ + memset(out, 0, sizeof(*out)); + + SPEX(revision, SSB_SPROM_REVISION, SSB_SPROM_REVISION_REV, 0); + SPEX(crc, SSB_SPROM_REVISION, SSB_SPROM_REVISION_CRC, + SSB_SPROM_REVISION_CRC_SHIFT); + + if (out->revision == 0) + goto unsupported; + if (out->revision >= 1 && out->revision <= 3) + sprom_extract_r1(&out->r1, in); + if (out->revision >= 2 && out->revision <= 3) + sprom_extract_r2(&out->r2, in); + if (out->revision == 3) + sprom_extract_r3(&out->r3, in); + if (out->revision >= 4) + goto unsupported; + + return 0; +unsupported: + ssb_printk(KERN_WARNING PFX "Unsupported SPROM revision %d " + "detected. Will extract v1\n", out->revision); + sprom_extract_r1(&out->r1, in); + return 0; +} + +int ssb_pci_sprom_get(struct ssb_bus *bus) +{ + int err = -ENOMEM; + u16 *buf; + + assert(bus->bustype == SSB_BUSTYPE_PCI); + + buf = kcalloc(SSB_SPROMSIZE_WORDS, sizeof(u16), GFP_KERNEL); + if (!buf) + goto out; + sprom_do_read(bus, buf); + err = sprom_check_crc(buf); + if (err) { + ssb_printk(KERN_WARNING PFX + "WARNING: Invalid SPROM CRC (corrupt SPROM)\n"); + } + err = sprom_extract(&bus->sprom, buf); + + kfree(buf); +out: + return err; +} + +void ssb_pci_get_boardtype(struct ssb_bus *bus) +{ + pci_read_config_word(bus->host_pci, PCI_SUBSYSTEM_VENDOR_ID, + &bus->board_vendor); + pci_read_config_word(bus->host_pci, PCI_SUBSYSTEM_ID, + &bus->board_type); + pci_read_config_word(bus->host_pci, PCI_REVISION_ID, + &bus->board_rev); +} + +static u16 ssb_pci_read16(struct ssb_device *dev, u16 offset) +{ + struct ssb_bus *bus = dev->bus; + + if (unlikely(bus->mapped_device != dev)) { + if (unlikely(ssb_pci_switch_core(bus, dev))) + return 0xFFFF; + } + return readw(bus->mmio + offset); +} + +static u32 ssb_pci_read32(struct ssb_device *dev, u16 offset) +{ + struct ssb_bus *bus = dev->bus; + + if (unlikely(bus->mapped_device != dev)) { + if (unlikely(ssb_pci_switch_core(bus, dev))) + return 0xFFFFFFFF; + } + return readl(bus->mmio + offset); +} + +static void ssb_pci_write16(struct ssb_device *dev, u16 offset, u16 value) +{ + struct ssb_bus *bus = dev->bus; + + if (unlikely(bus->mapped_device != dev)) { + if (unlikely(ssb_pci_switch_core(bus, dev))) + return; + } + writew(value, bus->mmio + offset); +} + +static void ssb_pci_write32(struct ssb_device *dev, u16 offset, u32 value) +{ + struct ssb_bus *bus = dev->bus; + + if (unlikely(bus->mapped_device != dev)) { + if (unlikely(ssb_pci_switch_core(bus, dev))) + return; + } + writel(value, bus->mmio + offset); +} + +const struct ssb_bus_ops ssb_pci_ops = { + .read16 = ssb_pci_read16, + .read32 = ssb_pci_read32, + .write16 = ssb_pci_write16, + .write32 = ssb_pci_write32, +}; + +int ssb_pci_init(struct ssb_bus *bus) +{ + if (bus->bustype != SSB_BUSTYPE_PCI) + return 0; + return ssb_pci_sprom_get(bus); +} diff --git a/target/linux/brcm47xx-2.6/files/drivers/ssb/pcmcia.c b/target/linux/brcm47xx-2.6/files/drivers/ssb/pcmcia.c new file mode 100644 index 0000000000..60cf5ad0f7 --- /dev/null +++ b/target/linux/brcm47xx-2.6/files/drivers/ssb/pcmcia.c @@ -0,0 +1,256 @@ +/* + * Sonics Silicon Backplane + * PCMCIA-Hostbus related functions + * + * Copyright 2006 Johannes Berg <johannes@sipsolutions.net> + * Copyright 2007 Michael Buesch <mb@bu3sch.de> + * + * Licensed under the GNU/GPL. See COPYING for details. + */ + +#include <linux/ssb/ssb.h> +#include <linux/delay.h> + +#include <pcmcia/cs_types.h> +#include <pcmcia/cs.h> +#include <pcmcia/cistpl.h> +#include <pcmcia/ciscode.h> +#include <pcmcia/ds.h> +#include <pcmcia/cisreg.h> + +#include "ssb_private.h" + + +int ssb_pcmcia_switch_coreidx(struct ssb_bus *bus, + u8 coreidx) +{ + struct pcmcia_device *pdev = bus->host_pcmcia; + int err; + int attempts = 0; + u32 cur_core; + conf_reg_t reg; + u32 addr; + u32 read_addr; + + addr = (coreidx * SSB_CORE_SIZE) + SSB_ENUM_BASE; + while (1) { + reg.Action = CS_WRITE; + reg.Offset = 0x2E; + reg.Value = (addr & 0x0000F000) >> 12; + err = pcmcia_access_configuration_register(pdev, ®); + if (err != CS_SUCCESS) + goto error; + reg.Offset = 0x30; + reg.Value = (addr & 0x00FF0000) >> 16; + err = pcmcia_access_configuration_register(pdev, ®); + if (err != CS_SUCCESS) + goto error; + reg.Offset = 0x32; + reg.Value = (addr & 0xFF000000) >> 24; + err = pcmcia_access_configuration_register(pdev, ®); + if (err != CS_SUCCESS) + goto error; + + read_addr = 0; + + reg.Action = CS_READ; + reg.Offset = 0x2E; + err = pcmcia_access_configuration_register(pdev, ®); + if (err != CS_SUCCESS) + goto error; + read_addr |= (reg.Value & 0xF) << 12; + reg.Offset = 0x30; + err = pcmcia_access_configuration_register(pdev, ®); + if (err != CS_SUCCESS) + goto error; + read_addr |= reg.Value << 16; + reg.Offset = 0x32; + err = pcmcia_access_configuration_register(pdev, ®); + if (err != CS_SUCCESS) + goto error; + read_addr |= reg.Value << 24; + + cur_core = (read_addr - SSB_ENUM_BASE) / SSB_CORE_SIZE; + if (cur_core == coreidx) + break; + + if (attempts++ > SSB_BAR0_MAX_RETRIES) + goto error; + udelay(10); + } + + return 0; +error: + ssb_printk(KERN_ERR PFX "Failed to switch to core %u\n", coreidx); + return -ENODEV; +} + +int ssb_pcmcia_switch_core(struct ssb_bus *bus, + struct ssb_device *dev) +{ + int err; + unsigned long flags; + + ssb_dprintk(KERN_INFO PFX + "Switching to %s core, index %d\n", + ssb_core_name(dev->id.coreid), + dev->core_index); + + spin_lock_irqsave(&bus->bar_lock, flags); + err = ssb_pcmcia_switch_coreidx(bus, dev->core_index); + if (!err) + bus->mapped_device = dev; + spin_unlock_irqrestore(&bus->bar_lock, flags); + + return err; +} + +int ssb_pcmcia_switch_segment(struct ssb_bus *bus, u8 seg) +{ + int attempts = 0; + unsigned long flags; + conf_reg_t reg; + int res, err = 0; + + assert(seg == 0 || seg == 1); + reg.Offset = 0x34; + reg.Function = 0; + spin_lock_irqsave(&bus->bar_lock, flags); + while (1) { + reg.Action = CS_WRITE; + reg.Value = seg; + res = pcmcia_access_configuration_register(bus->host_pcmcia, ®); + if (unlikely(res != CS_SUCCESS)) + goto error; + reg.Value = 0xFF; + reg.Action = CS_READ; + res = pcmcia_access_configuration_register(bus->host_pcmcia, ®); + if (unlikely(res != CS_SUCCESS)) + goto error; + + if (reg.Value == seg) + break; + + if (unlikely(attempts++ > SSB_BAR0_MAX_RETRIES)) + goto error; + udelay(10); + } + bus->mapped_pcmcia_seg = seg; +out_unlock: + spin_unlock_irqrestore(&bus->bar_lock, flags); + return err; +error: + ssb_printk(KERN_ERR PFX "Failed to switch pcmcia segment\n"); + err = -ENODEV; + goto out_unlock; +} + +static inline int do_select_core(struct ssb_bus *bus, + struct ssb_device *dev, + u16 *offset) +{ + int err; + u8 need_seg = (*offset >= 0x800) ? 1 : 0; + + if (unlikely(dev != bus->mapped_device)) { + err = ssb_pcmcia_switch_core(bus, dev); + if (unlikely(err)) + return err; + } + if (unlikely(need_seg != bus->mapped_pcmcia_seg)) { + err = ssb_pcmcia_switch_segment(bus, need_seg); + if (unlikely(err)) + return err; + } + if (need_seg == 1) + *offset -= 0x800; + + return 0; +} + +static u16 ssb_pcmcia_read16(struct ssb_device *dev, u16 offset) +{ + struct ssb_bus *bus = dev->bus; + u16 x; + + if (unlikely(do_select_core(bus, dev, &offset))) + return 0xFFFF; + x = readw(bus->mmio + offset); +//printk("R16 0x%04X, 0x%04X\n", offset, x); + return x; +} + +static u32 ssb_pcmcia_read32(struct ssb_device *dev, u16 offset) +{ + struct ssb_bus *bus = dev->bus; + u32 x; + + if (unlikely(do_select_core(bus, dev, &offset))) + return 0xFFFFFFFF; + x = readl(bus->mmio + offset); +//printk("R32 0x%04X, 0x%08X\n", offset, x); + return x; +} + +static void ssb_pcmcia_write16(struct ssb_device *dev, u16 offset, u16 value) +{ + struct ssb_bus *bus = dev->bus; + + if (unlikely(do_select_core(bus, dev, &offset))) + return; +//printk("W16 0x%04X, 0x%04X\n", offset, value); + writew(value, bus->mmio + offset); +} + +static void ssb_pcmcia_write32(struct ssb_device *dev, u16 offset, u32 value) +{ + struct ssb_bus *bus = dev->bus; + + if (unlikely(do_select_core(bus, dev, &offset))) + return; +//printk("W32 0x%04X, 0x%08X\n", offset, value); + readw(bus->mmio + offset); + writew(value >> 16, bus->mmio + offset + 2); + readw(bus->mmio + offset); + writew(value, bus->mmio + offset); +} + +const struct ssb_bus_ops ssb_pcmcia_ops = { + .read16 = ssb_pcmcia_read16, + .read32 = ssb_pcmcia_read32, + .write16 = ssb_pcmcia_write16, + .write32 = ssb_pcmcia_write32, +}; + +int ssb_pcmcia_init(struct ssb_bus *bus) +{ + conf_reg_t reg; + int err; + + if (bus->bustype != SSB_BUSTYPE_PCMCIA) + return 0; + + /* Switch segment to a known state and sync + * bus->mapped_pcmcia_seg with hardware state. */ + ssb_pcmcia_switch_segment(bus, 0); + + /* Init IRQ routing */ + reg.Action = CS_READ; + reg.Function = 0; + if (bus->chip_id == 0x4306) + reg.Offset = 0x00; + else + reg.Offset = 0x80; + err = pcmcia_access_configuration_register(bus->host_pcmcia, ®); + if (err != CS_SUCCESS) + goto error; + reg.Action = CS_WRITE; + reg.Value |= 0x04 | 0x01; + err = pcmcia_access_configuration_register(bus->host_pcmcia, ®); + if (err != CS_SUCCESS) + goto error; + + return 0; +error: + return -ENODEV; +} diff --git a/target/linux/brcm47xx-2.6/files/drivers/ssb/scan.c b/target/linux/brcm47xx-2.6/files/drivers/ssb/scan.c new file mode 100644 index 0000000000..9e4a121c12 --- /dev/null +++ b/target/linux/brcm47xx-2.6/files/drivers/ssb/scan.c @@ -0,0 +1,373 @@ +/* + * Sonics Silicon Backplane + * Bus scanning + * + * Copyright (C) 2005-2007 Michael Buesch <mb@bu3sch.de> + * Copyright (C) 2005 Martin Langer <martin-langer@gmx.de> + * Copyright (C) 2005 Stefano Brivio <st3@riseup.net> + * Copyright (C) 2005 Danny van Dyk <kugelfang@gentoo.org> + * Copyright (C) 2005 Andreas Jaggi <andreas.jaggi@waterwave.ch> + * Copyright (C) 2006 Broadcom Corporation. + * + * Licensed under the GNU/GPL. See COPYING for details. + */ + +#include <linux/ssb/ssb.h> +#include <linux/ssb/ssb_regs.h> +#include <linux/pci.h> +#include <asm/io.h> + +#include "ssb_private.h" + + +const char * ssb_core_name(u16 coreid) +{ + switch (coreid) { + case SSB_DEV_CHIPCOMMON: + return "ChipCommon"; + case SSB_DEV_ILINE20: + return "ILine 20"; + case SSB_DEV_SDRAM: + return "SDRAM"; + case SSB_DEV_PCI: + return "PCI"; + case SSB_DEV_MIPS: + return "MIPS"; + case SSB_DEV_ETHERNET: + return "Fast Ethernet"; + case SSB_DEV_V90: + return "V90"; + case SSB_DEV_USB11_HOSTDEV: + return "USB 1.1 Hostdev"; + case SSB_DEV_ADSL: + return "ADSL"; + case SSB_DEV_ILINE100: + return "ILine 100"; + case SSB_DEV_IPSEC: + return "IPSEC"; + case SSB_DEV_PCMCIA: + return "PCMCIA"; + case SSB_DEV_INTERNAL_MEM: + return "Internal Memory"; + case SSB_DEV_MEMC_SDRAM: + return "MEMC SDRAM"; + case SSB_DEV_EXTIF: + return "EXTIF"; + case SSB_DEV_80211: + return "IEEE 802.11"; + case SSB_DEV_MIPS_3302: + return "MIPS 3302"; + case SSB_DEV_USB11_HOST: + return "USB 1.1 Host"; + case SSB_DEV_USB11_DEV: + return "USB 1.1 Device"; + case SSB_DEV_USB20_HOST: + return "USB 2.0 Host"; + case SSB_DEV_USB20_DEV: + return "USB 2.0 Device"; + case SSB_DEV_SDIO_HOST: + return "SDIO Host"; + case SSB_DEV_ROBOSWITCH: + return "Roboswitch"; + case SSB_DEV_PARA_ATA: + return "PATA"; + case SSB_DEV_SATA_XORDMA: + return "SATA XOR-DMA"; + case SSB_DEV_ETHERNET_GBIT: + return "GBit Ethernet"; + case SSB_DEV_PCIE: + return "PCI-E"; + case SSB_DEV_MIMO_PHY: + return "MIMO PHY"; + case SSB_DEV_SRAM_CTRLR: + return "SRAM Controller"; + case SSB_DEV_MINI_MACPHY: + return "Mini MACPHY"; + case SSB_DEV_ARM_1176: + return "ARM 1176"; + case SSB_DEV_ARM_7TDMI: + return "ARM 7TDMI"; + } + return "UNKNOWN"; +} + +static u16 pcidev_to_chipid(struct pci_dev *pci_dev) +{ + u16 chipid_fallback = 0; + + switch (pci_dev->device) { + case 0x4301: + chipid_fallback = 0x4301; + break; + case 0x4305 ... 0x4307: + chipid_fallback = 0x4307; + break; + case 0x4403: + chipid_fallback = 0x4402; + break; + case 0x4610 ... 0x4615: + chipid_fallback = 0x4610; + break; + case 0x4710 ... 0x4715: + chipid_fallback = 0x4710; + break; + case 0x4320 ... 0x4325: + chipid_fallback = 0x4309; + break; + case PCI_DEVICE_ID_BCM4401: + case PCI_DEVICE_ID_BCM4401B0: + case PCI_DEVICE_ID_BCM4401B1: + chipid_fallback = 0x4401; + break; + default: + ssb_printk(KERN_ERR PFX + "PCI-ID not in fallback list\n"); + } + + return chipid_fallback; +} + +static u8 chipid_to_nrcores(u16 chipid) +{ + switch (chipid) { + case 0x5365: + return 7; + case 0x4306: + return 6; + case 0x4310: + return 8; + case 0x4307: + case 0x4301: + return 5; + case 0x4401: + case 0x4402: + return 3; + case 0x4710: + case 0x4610: + case 0x4704: + return 9; + default: + ssb_printk(KERN_ERR PFX + "CHIPID not in nrcores fallback list\n"); + } + + return 1; +} + +static u32 scan_read32(struct ssb_bus *bus, u8 current_coreidx, + u16 offset) +{ + switch (bus->bustype) { + case SSB_BUSTYPE_SSB: + offset += current_coreidx * SSB_CORE_SIZE; + break; + case SSB_BUSTYPE_PCI: + break; + case SSB_BUSTYPE_PCMCIA: + if (offset >= 0x800) { + ssb_pcmcia_switch_segment(bus, 1); + offset -= 0x800; + } else + ssb_pcmcia_switch_segment(bus, 0); + break; + } + return readl(bus->mmio + offset); +} + +static int scan_switchcore(struct ssb_bus *bus, u8 coreidx) +{ + switch (bus->bustype) { + case SSB_BUSTYPE_SSB: + break; + case SSB_BUSTYPE_PCI: + return ssb_pci_switch_coreidx(bus, coreidx); + case SSB_BUSTYPE_PCMCIA: + return ssb_pcmcia_switch_coreidx(bus, coreidx); + } + return 0; +} + +void ssb_iounmap(struct ssb_bus *bus) +{ + switch (bus->bustype) { + case SSB_BUSTYPE_SSB: + case SSB_BUSTYPE_PCMCIA: + iounmap(bus->mmio); + break; + case SSB_BUSTYPE_PCI: + pci_iounmap(bus->host_pci, bus->mmio); + break; + } + bus->mmio = NULL; + bus->mapped_device = NULL; +} + +static void __iomem * ssb_ioremap(struct ssb_bus *bus, + unsigned long baseaddr) +{ + void __iomem *mmio = NULL; + + switch (bus->bustype) { + case SSB_BUSTYPE_SSB: + /* Only map the first core for now. */ + /* fallthrough... */ + case SSB_BUSTYPE_PCMCIA: + mmio = ioremap(baseaddr, SSB_CORE_SIZE); + break; + case SSB_BUSTYPE_PCI: + mmio = pci_iomap(bus->host_pci, 0, ~0UL); + break; + } + + return mmio; +} + +int ssb_bus_scan(struct ssb_bus *bus, + unsigned long baseaddr) +{ + int err = -ENOMEM; + void __iomem *mmio; + u32 idhi, cc, rev, tmp; + int i; + struct ssb_device *dev; + + mmio = ssb_ioremap(bus, baseaddr); + if (!mmio) + goto out; + bus->mmio = mmio; + + err = scan_switchcore(bus, 0); /* Switch to first core */ + if (err) + goto err_unmap; + + idhi = scan_read32(bus, 0, SSB_IDHIGH); + cc = (idhi & SSB_IDHIGH_CC) >> SSB_IDHIGH_CC_SHIFT; + rev = (idhi & SSB_IDHIGH_RCLO); + rev |= (idhi & SSB_IDHIGH_RCHI) >> SSB_IDHIGH_RCHI_SHIFT; + + bus->nr_devices = 0; + if (cc == SSB_DEV_CHIPCOMMON) { + tmp = scan_read32(bus, 0, SSB_CHIPCO_CHIPID); + + bus->chip_id = (tmp & SSB_CHIPCO_IDMASK); + bus->chip_rev = (tmp & SSB_CHIPCO_REVMASK) >> + SSB_CHIPCO_REVSHIFT; + bus->chip_package = (tmp & SSB_CHIPCO_PACKMASK) >> + SSB_CHIPCO_PACKSHIFT; + if (rev >= 4) { + bus->nr_devices = (tmp & SSB_CHIPCO_NRCORESMASK) >> + SSB_CHIPCO_NRCORESSHIFT; + } + tmp = scan_read32(bus, 0, SSB_CHIPCO_CAP); + bus->chipco.capabilities = tmp; + } else { + if (bus->bustype == SSB_BUSTYPE_PCI) { + bus->chip_id = pcidev_to_chipid(bus->host_pci); + pci_read_config_word(bus->host_pci, PCI_REVISION_ID, + &bus->chip_rev); + bus->chip_package = 0; + } else { + bus->chip_id = 0x4710; + bus->chip_rev = 0; + bus->chip_package = 0; + } + } + if (!bus->nr_devices) + bus->nr_devices = chipid_to_nrcores(bus->chip_id); + if (bus->nr_devices > ARRAY_SIZE(bus->devices)) { + ssb_printk(KERN_ERR PFX + "More than %d ssb cores found (%d)\n", + SSB_MAX_NR_CORES, bus->nr_devices); + goto err_unmap; + } + if (bus->bustype == SSB_BUSTYPE_SSB) { + /* Now that we know the number of cores, + * remap the whole IO space for all cores. + */ + err = -ENOMEM; + iounmap(mmio); + mmio = ioremap(baseaddr, SSB_CORE_SIZE * bus->nr_devices); + if (!mmio) + goto out; + bus->mmio = mmio; + } + + /* Fetch basic information about each core/device */ + for (i = 0; i < bus->nr_devices; i++) { + err = scan_switchcore(bus, i); + if (err) + goto err_unmap; + dev = &(bus->devices[i]); + + idhi = scan_read32(bus, i, SSB_IDHIGH); + dev->id.coreid = (idhi & SSB_IDHIGH_CC) >> SSB_IDHIGH_CC_SHIFT; + dev->id.revision = (idhi & SSB_IDHIGH_RCLO); + dev->id.revision |= (idhi & SSB_IDHIGH_RCHI) >> SSB_IDHIGH_RCHI_SHIFT; + dev->id.vendor = (idhi & SSB_IDHIGH_VC) >> SSB_IDHIGH_VC_SHIFT; + dev->core_index = i; + dev->bus = bus; + if ((dev->bus->bustype == SSB_BUSTYPE_PCI) && (bus->host_pci)) + dev->irq = bus->host_pci->irq; + + ssb_dprintk(KERN_INFO PFX + "Core %d found: %s " + "(cc 0x%03X, rev 0x%02X, vendor 0x%04X)\n", + i, ssb_core_name(dev->id.coreid), + dev->id.coreid, dev->id.revision, dev->id.vendor); + + dev->dev.bus = &ssb_bustype; + snprintf(dev->dev.bus_id, sizeof(dev->dev.bus_id), + "ssb%02x:%02x", bus->busnumber, i); + + switch (dev->id.coreid) { + case SSB_DEV_EXTIF: +#ifdef CONFIG_BCM947XX + if (bus->extif.dev) { + ssb_printk(KERN_WARNING PFX + "WARNING: Multiple EXTIFs found\n"); + break; + } + bus->extif.dev = dev; +#endif /* CONFIG_SSB_DRIVER_EXTIF */ + break; + case SSB_DEV_CHIPCOMMON: + if (bus->chipco.dev) { + ssb_printk(KERN_WARNING PFX + "WARNING: Multiple ChipCommon found\n"); + break; + } + bus->chipco.dev = dev; + break; + case SSB_DEV_MIPS: + case SSB_DEV_MIPS_3302: +#ifdef CONFIG_BCM947XX + if (bus->mipscore.dev) { + ssb_printk(KERN_WARNING PFX + "WARNING: Multiple MIPS cores found\n"); + break; + } + bus->mipscore.dev = dev; +#endif /* CONFIG_BCM947XX */ + break; + case SSB_DEV_PCI: + case SSB_DEV_PCIE: +#ifdef CONFIG_SSB_DRIVER_PCICORE + if (bus->pcicore.dev) { + ssb_printk(KERN_WARNING PFX + "WARNING: Multiple PCI(E) cores found\n"); + break; + } + bus->pcicore.dev = dev; +#endif /* CONFIG_SSB_DRIVER_PCICORE */ + break; + default: + break; + } + } + err = 0; +out: + return err; +err_unmap: + ssb_iounmap(bus); + goto out; +} diff --git a/target/linux/brcm47xx-2.6/files/drivers/ssb/ssb_private.h b/target/linux/brcm47xx-2.6/files/drivers/ssb/ssb_private.h new file mode 100644 index 0000000000..59645f5a6f --- /dev/null +++ b/target/linux/brcm47xx-2.6/files/drivers/ssb/ssb_private.h @@ -0,0 +1,143 @@ +#ifndef LINUX_SSB_PRIVATE_H_ +#define LINUX_SSB_PRIVATE_H_ + +#include <linux/ssb/ssb.h> +#include <linux/types.h> +#include <asm/io.h> + + +#define PFX "ssb: " + +#ifdef CONFIG_SSB_SILENT +# define ssb_printk(fmt, x...) do { /* nothing */ } while (0) +#else +# define ssb_printk printk +#endif /* CONFIG_SSB_SILENT */ + +/* dprintk: Debugging printk; vanishes for non-debug compilation */ +#ifdef CONFIG_SSB_DEBUG +# define ssb_dprintk(fmt, x...) ssb_printk(fmt ,##x) +#else +# define ssb_dprintk(fmt, x...) do { /* nothing */ } while (0) +#endif + +/* printkl: Rate limited printk */ +#define ssb_printkl(fmt, x...) do { \ + if (printk_ratelimit()) \ + ssb_printk(fmt ,##x); \ + } while (0) + +/* dprintkl: Rate limited debugging printk */ +#ifdef CONFIG_SSB_DEBUG +# define ssb_dprintkl ssb_printkl +#else +# define ssb_dprintkl(fmt, x...) do { /* nothing */ } while (0) +#endif + +#define assert(cond) do { \ + if (unlikely(!(cond))) { \ + ssb_dprintk(KERN_ERR PFX "BUG: Assertion failed (%s) " \ + "at: %s:%d:%s()\n", \ + #cond, __FILE__, __LINE__, __func__); \ + } \ + } while (0) + + +/* pci.c */ +#ifdef CONFIG_SSB_PCIHOST +extern int ssb_pci_switch_core(struct ssb_bus *bus, + struct ssb_device *dev); +extern int ssb_pci_switch_coreidx(struct ssb_bus *bus, + u8 coreidx); +extern int ssb_pci_xtal(struct ssb_bus *bus, u32 what, + int turn_on); +extern int ssb_pci_sprom_get(struct ssb_bus *bus); +extern void ssb_pci_get_boardtype(struct ssb_bus *bus); +extern int ssb_pci_init(struct ssb_bus *bus); +extern const struct ssb_bus_ops ssb_pci_ops; + +#else /* CONFIG_SSB_PCIHOST */ + +static inline int ssb_pci_switch_core(struct ssb_bus *bus, + struct ssb_device *dev) +{ + return 0; +} +static inline int ssb_pci_switch_coreidx(struct ssb_bus *bus, + u8 coreidx) +{ + return 0; +} +static inline int ssb_pci_xtal(struct ssb_bus *bus, u32 what, + int turn_on) +{ + return 0; +} +static inline int ssb_pci_sprom_get(struct ssb_bus *bus) +{ + return 0; +} +static inline void ssb_pci_get_boardtype(struct ssb_bus *bus) +{ +} +static inline int ssb_pci_init(struct ssb_bus *bus) +{ + return 0; +} +#endif /* CONFIG_SSB_PCIHOST */ + + +/* pcmcia.c */ +#ifdef CONFIG_SSB_PCMCIAHOST +extern int ssb_pcmcia_switch_core(struct ssb_bus *bus, + struct ssb_device *dev); +extern int ssb_pcmcia_switch_coreidx(struct ssb_bus *bus, + u8 coreidx); +extern int ssb_pcmcia_switch_segment(struct ssb_bus *bus, + u8 seg); +extern int ssb_pcmcia_init(struct ssb_bus *bus); +extern const struct ssb_bus_ops ssb_pcmcia_ops; +#else /* CONFIG_SSB_PCMCIAHOST */ +static inline int ssb_pcmcia_switch_core(struct ssb_bus *bus, + struct ssb_device *dev) +{ + return 0; +} +static inline int ssb_pcmcia_switch_coreidx(struct ssb_bus *bus, + u8 coreidx) +{ + return 0; +} +static inline int ssb_pcmcia_switch_segment(struct ssb_bus *bus, + u8 seg) +{ + return 0; +} +static inline int ssb_pcmcia_init(struct ssb_bus *bus) +{ + return 0; +} +#endif /* CONFIG_SSB_PCMCIAHOST */ + + +/* scan.c */ +extern const char * ssb_core_name(u16 coreid); +extern int ssb_bus_scan(struct ssb_bus *bus, + unsigned long baseaddr); +extern void ssb_iounmap(struct ssb_bus *ssb); + + +/* core.c */ +extern struct bus_type ssb_bustype; +extern u32 ssb_calc_clock_rate(u32 plltype, u32 n, u32 m); + + +/* Ceiling division helper. Divides x by y. */ +static inline +unsigned long ceildiv(unsigned long x, unsigned long y) +{ + return ((x + (y - 1)) / y); +} + + +#endif /* LINUX_SSB_PRIVATE_H_ */ diff --git a/target/linux/brcm47xx-2.6/files/include/asm-generic/gpio.h b/target/linux/brcm47xx-2.6/files/include/asm-generic/gpio.h new file mode 100644 index 0000000000..2d0aab1d86 --- /dev/null +++ b/target/linux/brcm47xx-2.6/files/include/asm-generic/gpio.h @@ -0,0 +1,25 @@ +#ifndef _ASM_GENERIC_GPIO_H +#define _ASM_GENERIC_GPIO_H + +/* platforms that don't directly support access to GPIOs through I2C, SPI, + * or other blocking infrastructure can use these wrappers. + */ + +static inline int gpio_cansleep(unsigned gpio) +{ + return 0; +} + +static inline int gpio_get_value_cansleep(unsigned gpio) +{ + might_sleep(); + return gpio_get_value(gpio); +} + +static inline void gpio_set_value_cansleep(unsigned gpio, int value) +{ + might_sleep(); + gpio_set_value(gpio, value); +} + +#endif /* _ASM_GENERIC_GPIO_H */ diff --git a/target/linux/brcm47xx-2.6/files/include/asm-mips/cfe.h b/target/linux/brcm47xx-2.6/files/include/asm-mips/cfe.h new file mode 100644 index 0000000000..47c3f5613d --- /dev/null +++ b/target/linux/brcm47xx-2.6/files/include/asm-mips/cfe.h @@ -0,0 +1,189 @@ +/* + * Broadcom Common Firmware Environment (CFE) support + * + * Copyright 2000, 2001, 2002 + * Broadcom Corporation. All rights reserved. + * + * Copyright (C) 2006 Michael Buesch + * + * Original Authors: Mitch Lichtenberg, Chris Demetriou + * + * This software is furnished under license and may be used and copied only + * in accordance with the following terms and conditions. Subject to these + * conditions, you may download, copy, install, use, modify and distribute + * modified or unmodified copies of this software in source and/or binary + * form. No title or ownership is transferred hereby. + * + * 1) Any source code used, modified or distributed must reproduce and + * retain this copyright notice and list of conditions as they appear in + * the source file. + * + * 2) No right is granted to use any trade name, trademark, or logo of + * Broadcom Corporation. The "Broadcom Corporation" name may not be + * used to endorse or promote products derived from this software + * without the prior written permission of Broadcom Corporation. + * + * 3) THIS SOFTWARE IS PROVIDED "AS-IS" AND ANY EXPRESS OR IMPLIED + * WARRANTIES, INCLUDING BUT NOT LIMITED TO, ANY IMPLIED WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, OR + * NON-INFRINGEMENT ARE DISCLAIMED. IN NO EVENT SHALL BROADCOM BE LIABLE + * FOR ANY DAMAGES WHATSOEVER, AND IN PARTICULAR, BROADCOM SHALL NOT BE + * LIABLE FOR 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), EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef LINUX_CFE_API_H_ +#define LINUX_CFE_API_H_ + +#include <linux/types.h> + + +#define CFE_MI_RESERVED 0 /* memory is reserved, do not use */ +#define CFE_MI_AVAILABLE 1 /* memory is available */ + +#define CFE_FLG_WARMSTART 0x00000001 +#define CFE_FLG_FULL_ARENA 0x00000001 +#define CFE_FLG_ENV_PERMANENT 0x00000001 + +#define CFE_CPU_CMD_START 1 +#define CFE_CPU_CMD_STOP 0 + +#define CFE_STDHANDLE_CONSOLE 0 + +#define CFE_DEV_NETWORK 1 +#define CFE_DEV_DISK 2 +#define CFE_DEV_FLASH 3 +#define CFE_DEV_SERIAL 4 +#define CFE_DEV_CPU 5 +#define CFE_DEV_NVRAM 6 +#define CFE_DEV_CLOCK 7 +#define CFE_DEV_OTHER 8 +#define CFE_DEV_MASK 0x0F + +#define CFE_CACHE_FLUSH_D 1 +#define CFE_CACHE_INVAL_I 2 +#define CFE_CACHE_INVAL_D 4 +#define CFE_CACHE_INVAL_L2 8 + +#define CFE_FWI_64BIT 0x00000001 +#define CFE_FWI_32BIT 0x00000002 +#define CFE_FWI_RELOC 0x00000004 +#define CFE_FWI_UNCACHED 0x00000008 +#define CFE_FWI_MULTICPU 0x00000010 +#define CFE_FWI_FUNCSIM 0x00000020 +#define CFE_FWI_RTLSIM 0x00000040 + +struct cfe_fwinfo { + s64 version; /* major, minor, eco version */ + s64 totalmem; /* total installed mem */ + s64 flags; /* various flags */ + s64 boardid; /* board ID */ + s64 bootarea_va; /* VA of boot area */ + s64 bootarea_pa; /* PA of boot area */ + s64 bootarea_size; /* size of boot area */ +}; + + +/* The public CFE API */ + +int cfe_present(void); /* Check if we booted from CFE. Returns bool */ + +int cfe_getticks(s64 *ticks); +int cfe_close(int handle); +int cfe_cpu_start(int cpu, void (*fn)(void), long sp, long gp, long a1); +int cfe_cpu_stop(int cpu); +int cfe_enumenv(int idx, char *name, int namelen, char *val, int vallen); +int cfe_enumdev(int idx, char *name, int namelen); +int cfe_enummem(int idx, int flags, u64 *start, u64 *length, + u64 *type); +int cfe_exit(int warm, int status); +int cfe_flushcache(int flags); +int cfe_getdevinfo(char *name); +int cfe_getenv(char *name, char *dest, int destlen); +int cfe_getfwinfo(struct cfe_fwinfo *info); +int cfe_getstdhandle(int handletype); +int cfe_inpstat(int handle); +int cfe_ioctl(int handle, unsigned int ioctlnum, unsigned char *buffer, + int length, int *retlen, u64 offset); +int cfe_open(char *name); +int cfe_read(int handle, unsigned char *buffer, int length); +int cfe_readblk(int handle, s64 offset, unsigned char *buffer, int length); +int cfe_setenv(char *name, char *val); +int cfe_write(int handle, unsigned char *buffer, int length); +int cfe_writeblk(int handle, s64 offset, unsigned char *buffer, + int length); + + +/* High level API */ + +/* Print some information to CFE's console (most likely serial line) */ +int cfe_printk(const char *fmt, ...) __attribute__((format(printf, 1, 2))); +int cfe_vprintk(const char *fmt, va_list args); + + + +/* Error codes returned by the low API functions */ + +#define CFE_ISERR(errcode) (errcode < 0) + +#define CFE_OK 0 +#define CFE_ERR -1 /* generic error */ +#define CFE_ERR_INV_COMMAND -2 +#define CFE_ERR_EOF -3 +#define CFE_ERR_IOERR -4 +#define CFE_ERR_NOMEM -5 +#define CFE_ERR_DEVNOTFOUND -6 +#define CFE_ERR_DEVOPEN -7 +#define CFE_ERR_INV_PARAM -8 +#define CFE_ERR_ENVNOTFOUND -9 +#define CFE_ERR_ENVREADONLY -10 + +#define CFE_ERR_NOTELF -11 +#define CFE_ERR_NOT32BIT -12 +#define CFE_ERR_WRONGENDIAN -13 +#define CFE_ERR_BADELFVERS -14 +#define CFE_ERR_NOTMIPS -15 +#define CFE_ERR_BADELFFMT -16 +#define CFE_ERR_BADADDR -17 + +#define CFE_ERR_FILENOTFOUND -18 +#define CFE_ERR_UNSUPPORTED -19 + +#define CFE_ERR_HOSTUNKNOWN -20 + +#define CFE_ERR_TIMEOUT -21 + +#define CFE_ERR_PROTOCOLERR -22 + +#define CFE_ERR_NETDOWN -23 +#define CFE_ERR_NONAMESERVER -24 + +#define CFE_ERR_NOHANDLES -25 +#define CFE_ERR_ALREADYBOUND -26 + +#define CFE_ERR_CANNOTSET -27 +#define CFE_ERR_NOMORE -28 +#define CFE_ERR_BADFILESYS -29 +#define CFE_ERR_FSNOTAVAIL -30 + +#define CFE_ERR_INVBOOTBLOCK -31 +#define CFE_ERR_WRONGDEVTYPE -32 +#define CFE_ERR_BBCHECKSUM -33 +#define CFE_ERR_BOOTPROGCHKSUM -34 + +#define CFE_ERR_LDRNOTAVAIL -35 + +#define CFE_ERR_NOTREADY -36 + +#define CFE_ERR_GETMEM -37 +#define CFE_ERR_SETMEM -38 + +#define CFE_ERR_NOTCONN -39 +#define CFE_ERR_ADDRINUSE -40 + + +#endif /* LINUX_CFE_API_H_ */ diff --git a/target/linux/brcm47xx-2.6/files/include/asm-mips/mach-bcm947xx/gpio.h b/target/linux/brcm47xx-2.6/files/include/asm-mips/mach-bcm947xx/gpio.h new file mode 100644 index 0000000000..2999a255f0 --- /dev/null +++ b/target/linux/brcm47xx-2.6/files/include/asm-mips/mach-bcm947xx/gpio.h @@ -0,0 +1,88 @@ +#ifndef __BCM947XX_GPIO_H +#define __BCM947XX_GPIO_H + +#include <linux/ssb/ssb.h> +#include <linux/ssb/ssb_driver_chipcommon.h> +#include <linux/ssb/ssb_driver_extif.h> + +extern struct ssb_bus ssb; + +static inline int gpio_request(unsigned gpio, const char *label) +{ + return 0; +} + +static inline void gpio_free(unsigned gpio) +{ +} + +static inline int gpio_direction_input(unsigned gpio) +{ + if (ssb.chipco->dev) + ssb_chipco_gpioouten(&ssb.chipco, 1 << gpio, 0); + else if (ssb.extif->dev) + ssb_extif_gpioouten(&ssb.extif, 1 << gpio, 0); + else + return -EINVAL; + return 0; +} + +static inline int gpio_direction_output(unsigned gpio) +{ + if (ssb.chipco->dev) + ssb_chipco_gpioouten(&ssb.chipco, 1 << gpio, 1 << gpio); + else if (ssb.extif->dev) + ssb_extif_gpioouten(&ssb.extif, 1 << gpio, 1 << gpio); + else + return -EINVAL; + + return 0; +} + + +static inline int gpio_to_irq(unsigned gpio) +{ + struct ssb_device *dev; + + dev = ssb.chipco->dev; + if (!dev) + dev = ssb.extif->dev; + if (!dev) + return -EINVAL; + + return ssb_mips_irq(dev) + 2; +} + +static inline int irq_to_gpio(unsigned gpio) +{ + return -EINVAL; +} + + +static inline int gpio_get_value(unsigned gpio) +{ + if (ssb.chipco->dev) + return ssb_chipco_gpioin(&ssb.chipco, 1 << gpio) ? 1 : 0; + else if (ssb.extif->dev) + return ssb_extif_gpioin(&ssb.extif, 1 << gpio) ? 1 : 0; + else + return 0; +} + +static inline int gpio_set_value(unsigned gpio, int value) +{ + if (ssb.chipco->dev) + ssb_chipco_gpioout(&ssb.chipco, 1 << gpio, (value ? 1 << gpio : 0)); + else if (ssb.extif->dev) + ssb_extif_gpioout(&ssb.extif, 1 << gpio, (value ? 1 << gpio : 0)); + + return 0; +} + + +/* cansleep wrappers */ +#include <asm-generic/gpio.h> + + +#endif /* __BCM947XX_GPIO_H */ + diff --git a/target/linux/brcm47xx-2.6/files/include/asm-mips/mach-bcm947xx/kernel-entry-init.h b/target/linux/brcm47xx-2.6/files/include/asm-mips/mach-bcm947xx/kernel-entry-init.h new file mode 100644 index 0000000000..7df0dc2b5a --- /dev/null +++ b/target/linux/brcm47xx-2.6/files/include/asm-mips/mach-bcm947xx/kernel-entry-init.h @@ -0,0 +1,26 @@ +/* + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + * + * Copyright (C) 2005 Embedded Alley Solutions, Inc + * Copyright (C) 2005 Ralf Baechle (ralf@linux-mips.org) + * Copyright (C) 2006 Michael Buesch + */ +#ifndef __ASM_MACH_GENERIC_KERNEL_ENTRY_H +#define __ASM_MACH_GENERIC_KERNEL_ENTRY_H + +/* Intentionally empty macro, used in head.S. Override in + * arch/mips/mach-xxx/kernel-entry-init.h when necessary. + */ + .macro kernel_entry_setup + .endm + +/* + * Do SMP slave processor setup necessary before we can savely execute C code. + */ + .macro smp_slave_setup + .endm + + +#endif /* __ASM_MACH_GENERIC_KERNEL_ENTRY_H */ diff --git a/target/linux/brcm47xx-2.6/files/include/linux/ssb/ssb.h b/target/linux/brcm47xx-2.6/files/include/linux/ssb/ssb.h new file mode 100644 index 0000000000..7fdeae71cb --- /dev/null +++ b/target/linux/brcm47xx-2.6/files/include/linux/ssb/ssb.h @@ -0,0 +1,375 @@ +#ifndef LINUX_SSB_H_ +#define LINUX_SSB_H_ +#ifdef __KERNEL__ + +#include <linux/device.h> +#include <linux/list.h> +#include <linux/types.h> +#include <linux/spinlock.h> + +#include <linux/ssb/ssb_regs.h> + + +struct pcmcia_device; +struct ssb_bus; +struct ssb_driver; + + +struct ssb_sprom_r1 { + u16 pci_spid; /* Subsystem Product ID for PCI */ + u16 pci_svid; /* Subsystem Vendor ID for PCI */ + u16 pci_pid; /* Product ID for PCI */ + u8 il0mac[6]; /* MAC address for 802.11b/g */ + u8 et0mac[6]; /* MAC address for Ethernet */ + u8 et1mac[6]; /* MAC address for 802.11a */ + u8 et0phyaddr:5; /* MII address for enet0 */ + u8 et1phyaddr:5; /* MII address for enet1 */ + u8 et0mdcport:1; /* MDIO for enet0 */ + u8 et1mdcport:1; /* MDIO for enet1 */ + u8 board_rev; /* Board revision */ + u8 country_code:4; /* Country Code */ + u8 antenna_a:2; /* Antenna 0/1 available for A-PHY */ + u8 antenna_bg:2; /* Antenna 0/1 available for B-PHY and G-PHY */ + u16 pa0b0; + u16 pa0b1; + u16 pa0b2; + u16 pa1b0; + u16 pa1b1; + u16 pa1b2; + u8 gpio0; /* GPIO pin 0 */ + u8 gpio1; /* GPIO pin 1 */ + u8 gpio2; /* GPIO pin 2 */ + u8 gpio3; /* GPIO pin 3 */ + u16 maxpwr_a; /* A-PHY Power Amplifier Max Power (in dBm Q5.2) */ + u16 maxpwr_bg; /* B/G-PHY Power Amplifier Max Power (in dBm Q5.2) */ + u8 itssi_a; /* Idle TSSI Target for A-PHY */ + u8 itssi_bg; /* Idle TSSI Target for B/G-PHY */ + u16 boardflags_lo; /* Boardflags (low 16 bits) */ + u8 antenna_gain_a; /* A-PHY Antenna gain (in dBm Q5.2) */ + u8 antenna_gain_bg; /* B/G-PHY Antenna gain (in dBm Q5.2) */ + u8 oem[8]; /* OEM string (rev 1 only) */ +}; + +struct ssb_sprom_r2 { + u16 boardflags_hi; /* Boardflags (high 16 bits) */ + u8 maxpwr_a_lo; /* A-PHY Max Power Low */ + u8 maxpwr_a_hi; /* A-PHY Max Power High */ + u16 pa1lob0; /* A-PHY PA Low Settings */ + u16 pa1lob1; /* A-PHY PA Low Settings */ + u16 pa1lob2; /* A-PHY PA Low Settings */ + u16 pa1hib0; /* A-PHY PA High Settings */ + u16 pa1hib1; /* A-PHY PA High Settings */ + u16 pa1hib2; /* A-PHY PA High Settings */ + u8 ofdm_pwr_off; /* OFDM Power Offset from CCK Level */ + u8 country_str[2]; /* Two char Country Code */ +}; + +struct ssb_sprom_r3 { + u32 ofdmapo; /* A-PHY OFDM Mid Power Offset */ + u32 ofdmalpo; /* A-PHY OFDM Low Power Offset */ + u32 ofdmahpo; /* A-PHY OFDM High Power Offset */ + u8 gpioldc_on_cnt; /* GPIO LED Powersave Duty Cycle ON count */ + u8 gpioldc_off_cnt; /* GPIO LED Powersave Duty Cycle OFF count */ + u8 cckpo_1M:4; /* CCK Power Offset for Rate 1M */ + u8 cckpo_2M:4; /* CCK Power Offset for Rate 2M */ + u8 cckpo_55M:4; /* CCK Power Offset for Rate 5.5M */ + u8 cckpo_11M:4; /* CCK Power Offset for Rate 11M */ + u32 ofdmgpo; /* G-PHY OFDM Power Offset */ +}; + +struct ssb_sprom_r4 { + /* TODO */ +}; + +struct ssb_sprom { + u8 revision; + u8 crc; + /* The valid r# fields are selected by the "revision". + * Revision 3 and lower inherit from lower revisions. + */ + union { + struct { + struct ssb_sprom_r1 r1; + struct ssb_sprom_r2 r2; + struct ssb_sprom_r3 r3; + }; + struct ssb_sprom_r4 r4; + }; +}; + + +/* Core-ID values. */ +#define SSB_DEV_CHIPCOMMON 0x800 +#define SSB_DEV_ILINE20 0x801 +#define SSB_DEV_SDRAM 0x803 +#define SSB_DEV_PCI 0x804 +#define SSB_DEV_MIPS 0x805 +#define SSB_DEV_ETHERNET 0x806 +#define SSB_DEV_V90 0x807 +#define SSB_DEV_USB11_HOSTDEV 0x808 +#define SSB_DEV_ADSL 0x809 +#define SSB_DEV_ILINE100 0x80A +#define SSB_DEV_IPSEC 0x80B +#define SSB_DEV_PCMCIA 0x80D +#define SSB_DEV_INTERNAL_MEM 0x80E +#define SSB_DEV_MEMC_SDRAM 0x80F +#define SSB_DEV_EXTIF 0x811 +#define SSB_DEV_80211 0x812 +#define SSB_DEV_MIPS_3302 0x816 +#define SSB_DEV_USB11_HOST 0x817 +#define SSB_DEV_USB11_DEV 0x818 +#define SSB_DEV_USB20_HOST 0x819 +#define SSB_DEV_USB20_DEV 0x81A +#define SSB_DEV_SDIO_HOST 0x81B +#define SSB_DEV_ROBOSWITCH 0x81C +#define SSB_DEV_PARA_ATA 0x81D +#define SSB_DEV_SATA_XORDMA 0x81E +#define SSB_DEV_ETHERNET_GBIT 0x81F +#define SSB_DEV_PCIE 0x820 +#define SSB_DEV_MIMO_PHY 0x821 +#define SSB_DEV_SRAM_CTRLR 0x822 +#define SSB_DEV_MINI_MACPHY 0x823 +#define SSB_DEV_ARM_1176 0x824 +#define SSB_DEV_ARM_7TDMI 0x825 + +/* Vendor-ID values */ +#define SSB_VENDOR_BROADCOM 0x4243 + +struct ssb_device_id { + u16 vendor; + u16 coreid; + u8 revision; +}; +#define SSB_DEVICE(_vendor, _coreid, _revision) \ + { .vendor = _vendor, .coreid = _coreid, .revision = _revision, } +#define SSB_DEVTABLE_END \ + { 0, }, + +#define SSB_ANY_VENDOR 0xFFFF +#define SSB_ANY_ID 0xFFFF +#define SSB_ANY_REV 0xFF + + +struct ssb_device { + struct device dev; + struct ssb_bus *bus; + struct ssb_device_id id; + + u8 core_index; + unsigned int irq; + void *drvdata; /* Per-device data */ + void *devtypedata; /* Per-devicetype (eg 802.11) data */ +}; +#define dev_to_ssb_dev(_dev) container_of(_dev, struct ssb_device, dev) + +/* Device specific user data */ +static inline +void ssb_set_drvdata(struct ssb_device *dev, void *data) +{ + dev->drvdata = data; +} +static inline +void * ssb_get_drvdata(struct ssb_device *dev) +{ + return dev->drvdata; +} + +/* Devicetype specific user data. This is per device-type (not per device) */ +void ssb_set_devtypedata(struct ssb_device *dev, void *data); +static inline +void * ssb_get_devtypedata(struct ssb_device *dev) +{ + return dev->devtypedata; +} + +struct ssb_bus_ops { + u16 (*read16)(struct ssb_device *dev, u16 offset); + u32 (*read32)(struct ssb_device *dev, u16 offset); + void (*write16)(struct ssb_device *dev, u16 offset, u16 value); + void (*write32)(struct ssb_device *dev, u16 offset, u32 value); +}; + + +struct ssb_driver { + const char *name; + const struct ssb_device_id *id_table; + + int (*probe)(struct ssb_device *dev, const struct ssb_device_id *id); + void (*remove)(struct ssb_device *dev); + int (*suspend)(struct ssb_device *dev, pm_message_t state); + int (*resume)(struct ssb_device *dev); + void (*shutdown)(struct ssb_device *dev); + + struct device_driver drv; +}; +#define drv_to_ssb_drv(_drv) container_of(_drv, struct ssb_driver, drv) + +extern int __ssb_driver_register(struct ssb_driver *drv, struct module *owner); +static inline int ssb_driver_register(struct ssb_driver *drv) +{ + return __ssb_driver_register(drv, THIS_MODULE); +} +extern void ssb_driver_unregister(struct ssb_driver *drv); + + + + +enum ssb_bustype { + SSB_BUSTYPE_SSB, /* This SSB bus is the system bus */ + SSB_BUSTYPE_PCI, /* SSB is connected to PCI bus */ + SSB_BUSTYPE_PCMCIA, /* SSB is connected to PCMCIA bus */ + //TODO SSB_BUSTYPE_JTAG, +}; + +/* board_vendor */ +#define SSB_BOARDVENDOR_BCM 0x14E4 /* Broadcom */ +#define SSB_BOARDVENDOR_DELL 0x1028 /* Dell */ +#define SSB_BOARDVENDOR_HP 0x0E11 /* HP */ +/* board_type */ +#define SSB_BOARD_BCM94306MP 0x0418 +#define SSB_BOARD_BCM4309G 0x0421 +#define SSB_BOARD_BCM4306CB 0x0417 +#define SSB_BOARD_BCM4309MP 0x040C +#define SSB_BOARD_MP4318 0x044A +#define SSB_BOARD_BU4306 0x0416 +#define SSB_BOARD_BU4309 0x040A +/* chip_package */ +#define SSB_CHIPPACK_BCM4712S 1 /* Small 200pin 4712 */ +#define SSB_CHIPPACK_BCM4712M 2 /* Medium 225pin 4712 */ +#define SSB_CHIPPACK_BCM4712L 0 /* Large 340pin 4712 */ + +static inline u16 ssb_read16(struct ssb_device *dev, u16 offset); +static inline u32 ssb_read32(struct ssb_device *dev, u16 offset); +static inline void ssb_write16(struct ssb_device *dev, u16 offset, u16 value); +static inline void ssb_write32(struct ssb_device *dev, u16 offset, u32 value); +static inline u32 ssb_write32_masked(struct ssb_device *dev, u16 offset, u32 mask, u32 value); + +#include <linux/ssb/ssb_driver_chipcommon.h> +#include <linux/ssb/ssb_driver_mips.h> +#include <linux/ssb/ssb_driver_extif.h> +#include <linux/ssb/ssb_driver_pci.h> + +struct ssb_bus { + /* The MMIO area. */ + void __iomem *mmio; + + const struct ssb_bus_ops *ops; + + /* The core in the basic address register window. (PCI bus only) */ + struct ssb_device *mapped_device; + /* Currently mapped PCMCIA segment. (bustype == SSB_BUSTYPE_PCMCIA only) */ + u8 mapped_pcmcia_seg; + /* Lock for core and segment switching. */ + spinlock_t bar_lock; + + /* The bus this backplane is running on. */ + enum ssb_bustype bustype; + /* Pointer to the PCI bus (only valid if bustype == SSB_BUSTYPE_PCI). */ + struct pci_dev *host_pci; + /* Pointer to the PCMCIA device (only if bustype == SSB_BUSTYPE_PCMCIA). */ + struct pcmcia_device *host_pcmcia; + + /* ID information about the PCB. */ + u16 board_vendor; + u16 board_type; + u16 board_rev; + /* ID information about the Chip. */ + u16 chip_id; + u16 chip_rev; + u8 chip_package; + + /* Contents of the SPROM. + * If there is no sprom (not on PCI-bus), this is emulated. */ + struct ssb_sprom sprom; + + /* List of devices (cores) on the backplane. */ + struct ssb_device devices[SSB_MAX_NR_CORES]; + u8 nr_devices; + + /* Reference count. Number of suspended devices. */ + u8 suspend_cnt; + + /* Software ID number for this bus. */ + int busnumber; + + /* The ChipCommon device (if available). */ + struct ssb_chipcommon chipco; + /* The PCI-core device (if available). */ + struct ssb_pcicore pcicore; + /* The MIPS-core device (if available). */ + struct ssb_mipscore mipscore; + /* The EXTif-core device (if available). */ + struct ssb_extif extif; + + /* Internal. */ + struct list_head list; +}; + +extern int ssb_bus_ssbbus_register(struct ssb_bus *bus, + unsigned long baseaddr, + void (*fill_sprom)(struct ssb_sprom *sprom)); +#ifdef CONFIG_SSB_PCIHOST +extern int ssb_bus_pcibus_register(struct ssb_bus *bus, + struct pci_dev *host_pci); +#endif /* CONFIG_SSB_PCIHOST */ +#ifdef CONFIG_SSB_PCMCIAHOST +extern int ssb_bus_pcmciabus_register(struct ssb_bus *bus, + struct pcmcia_device *pcmcia_dev, + unsigned long baseaddr, + void (*fill_sprom)(struct ssb_sprom *sprom)); +#endif /* CONFIG_SSB_PCMCIAHOST */ + +extern void ssb_bus_unregister(struct ssb_bus *bus); + +extern u32 ssb_clockspeed(struct ssb_bus *bus); + +int ssb_device_is_enabled(struct ssb_device *dev); +void ssb_device_enable(struct ssb_device *dev, u32 core_specific_flags); +void ssb_device_disable(struct ssb_device *dev, u32 core_specific_flags); + + +static inline u16 ssb_read16(struct ssb_device *dev, u16 offset) +{ + return dev->bus->ops->read16(dev, offset); +} +static inline u32 ssb_read32(struct ssb_device *dev, u16 offset) +{ + return dev->bus->ops->read32(dev, offset); +} +static inline void ssb_write16(struct ssb_device *dev, u16 offset, u16 value) +{ + dev->bus->ops->write16(dev, offset, value); +} +static inline void ssb_write32(struct ssb_device *dev, u16 offset, u32 value) +{ + dev->bus->ops->write32(dev, offset, value); +} + +static inline u32 ssb_write32_masked(struct ssb_device *dev, + u16 offset, + u32 mask, + u32 value) +{ + value &= mask; + value |= ssb_read32(dev, offset) & ~mask; + ssb_write32(dev, offset, value); + return value; +} + + +/* Translation (routing) bits that need to be ORed to DMA + * addresses before they are given to a device. */ +extern u32 ssb_dma_translation(struct ssb_device *dev); +#define SSB_DMA_TRANSLATION_MASK 0xC0000000 +#define SSB_DMA_TRANSLATION_SHIFT 30 + +extern int ssb_dma_set_mask(struct ssb_device *ssb_dev, u64 mask); + + +/* Various helper functions */ +extern u32 ssb_admatch_base(u32 adm); +extern u32 ssb_admatch_size(u32 adm); + + +#endif /* __KERNEL__ */ +#endif /* LINUX_SSB_H_ */ diff --git a/target/linux/brcm47xx-2.6/files/include/linux/ssb/ssb_driver_chipcommon.h b/target/linux/brcm47xx-2.6/files/include/linux/ssb/ssb_driver_chipcommon.h new file mode 100644 index 0000000000..3d4fbdd77e --- /dev/null +++ b/target/linux/brcm47xx-2.6/files/include/linux/ssb/ssb_driver_chipcommon.h @@ -0,0 +1,427 @@ +#ifndef LINUX_SSB_CHIPCO_H_ +#define LINUX_SSB_CHIPCO_H_ + +/* SonicsSiliconBackplane 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. + * + * Copyright 2005, Broadcom Corporation + * Copyright 2006, Michael Buesch <mb@bu3sch.de> + * + * Licensed under the GPL version 2. See COPYING for details. + */ +#ifdef __KERNEL__ + +/** ChipCommon core registers. **/ + +#define SSB_CHIPCO_CHIPID 0x0000 +#define SSB_CHIPCO_IDMASK 0x0000FFFF +#define SSB_CHIPCO_REVMASK 0x000F0000 +#define SSB_CHIPCO_REVSHIFT 16 +#define SSB_CHIPCO_PACKMASK 0x00F00000 +#define SSB_CHIPCO_PACKSHIFT 20 +#define SSB_CHIPCO_NRCORESMASK 0x0F000000 +#define SSB_CHIPCO_NRCORESSHIFT 24 +#define SSB_CHIPCO_CAP 0x0004 /* Capabilities */ +#define SSB_CHIPCO_CAP_NRUART 0x00000003 /* # of UARTs */ +#define SSB_CHIPCO_CAP_MIPSEB 0x00000004 /* MIPS in BigEndian Mode */ +#define SSB_CHIPCO_CAP_UARTCLK 0x00000018 /* UART clock select */ +#define SSB_CHIPCO_CAP_UARTCLK_INT 0x00000008 /* UARTs are driven by internal divided clock */ +#define SSB_CHIPCO_CAP_UARTGPIO 0x00000020 /* UARTs on GPIO 15-12 */ +#define SSB_CHIPCO_CAP_EXTBUS 0x000000C0 /* External buses present */ +#define SSB_CHIPCO_CAP_FLASHT 0x00000700 /* Flash Type */ +#define SSB_CHIPCO_FLASHT_NONE 0x00000000 /* No flash */ +#define SSB_CHIPCO_FLASHT_STSER 0x00000100 /* ST serial flash */ +#define SSB_CHIPCO_FLASHT_ATSER 0x00000200 /* Atmel serial flash */ +#define SSB_CHIPCO_FLASHT_PARA 0x00000700 /* Parallel flash */ +#define SSB_CHIPCO_CAP_PLLT 0x00038000 /* PLL Type */ +#define SSB_PLLTYPE_NONE 0x00000000 +#define SSB_PLLTYPE_1 0x00010000 /* 48Mhz base, 3 dividers */ +#define SSB_PLLTYPE_2 0x00020000 /* 48Mhz, 4 dividers */ +#define SSB_PLLTYPE_3 0x00030000 /* 25Mhz, 2 dividers */ +#define SSB_PLLTYPE_4 0x00008000 /* 48Mhz, 4 dividers */ +#define SSB_PLLTYPE_5 0x00018000 /* 25Mhz, 4 dividers */ +#define SSB_PLLTYPE_6 0x00028000 /* 100/200 or 120/240 only */ +#define SSB_PLLTYPE_7 0x00038000 /* 25Mhz, 4 dividers */ +#define SSB_CHIPCO_CAP_PCTL 0x00040000 /* Power Control */ +#define SSB_CHIPCO_CAP_OTPS 0x00380000 /* OTP size */ +#define SSB_CHIPCO_CAP_OTPS_SHIFT 19 +#define SSB_CHIPCO_CAP_OTPS_BASE 5 +#define SSB_CHIPCO_CAP_JTAGM 0x00400000 /* JTAG master present */ +#define SSB_CHIPCO_CAP_BROM 0x00800000 /* Internal boot ROM active */ +#define SSB_CHIPCO_CAP_64BIT 0x08000000 /* 64-bit Backplane */ +#define SSB_CHIPCO_CORECTL 0x0008 +#define SSB_CHIPCO_CORECTL_UARTCLK0 0x00000001 /* Drive UART with internal clock */ +#define SSB_CHIPCO_CORECTL_SE 0x00000002 /* sync clk out enable (corerev >= 3) */ +#define SSB_CHIPCO_BIST 0x000C +#define SSB_CHIPCO_OTPS 0x0010 /* OTP status */ +#define SSB_CHIPCO_OTPS_PROGFAIL 0x80000000 +#define SSB_CHIPCO_OTPS_PROTECT 0x00000007 +#define SSB_CHIPCO_OTPS_HW_PROTECT 0x00000001 +#define SSB_CHIPCO_OTPS_SW_PROTECT 0x00000002 +#define SSB_CHIPCO_OTPS_CID_PROTECT 0x00000004 +#define SSB_CHIPCO_OTPC 0x0014 /* OTP control */ +#define SSB_CHIPCO_OTPC_RECWAIT 0xFF000000 +#define SSB_CHIPCO_OTPC_PROGWAIT 0x00FFFF00 +#define SSB_CHIPCO_OTPC_PRW_SHIFT 8 +#define SSB_CHIPCO_OTPC_MAXFAIL 0x00000038 +#define SSB_CHIPCO_OTPC_VSEL 0x00000006 +#define SSB_CHIPCO_OTPC_SELVL 0x00000001 +#define SSB_CHIPCO_OTPP 0x0018 /* OTP prog */ +#define SSB_CHIPCO_OTPP_COL 0x000000FF +#define SSB_CHIPCO_OTPP_ROW 0x0000FF00 +#define SSB_CHIPCO_OTPP_ROW_SHIFT 8 +#define SSB_CHIPCO_OTPP_READERR 0x10000000 +#define SSB_CHIPCO_OTPP_VALUE 0x20000000 +#define SSB_CHIPCO_OTPP_READ 0x40000000 +#define SSB_CHIPCO_OTPP_START 0x80000000 +#define SSB_CHIPCO_OTPP_BUSY 0x80000000 +#define SSB_CHIPCO_IRQSTAT 0x0020 +#define SSB_CHIPCO_IRQMASK 0x0024 +#define SSB_CHIPCO_IRQ_GPIO 0x00000001 /* gpio intr */ +#define SSB_CHIPCO_IRQ_EXT 0x00000002 /* ro: ext intr pin (corerev >= 3) */ +#define SSB_CHIPCO_IRQ_WDRESET 0x80000000 /* watchdog reset occurred */ +#define SSB_CHIPCO_CHIPCTL 0x0028 /* Rev >= 11 only */ +#define SSB_CHIPCO_CHIPSTAT 0x002C /* Rev >= 11 only */ +#define SSB_CHIPCO_JCMD 0x0030 /* Rev >= 10 only */ +#define SSB_CHIPCO_JCMD_START 0x80000000 +#define SSB_CHIPCO_JCMD_BUSY 0x80000000 +#define SSB_CHIPCO_JCMD_PAUSE 0x40000000 +#define SSB_CHIPCO_JCMD0_ACC_MASK 0x0000F000 +#define SSB_CHIPCO_JCMD0_ACC_IRDR 0x00000000 +#define SSB_CHIPCO_JCMD0_ACC_DR 0x00001000 +#define SSB_CHIPCO_JCMD0_ACC_IR 0x00002000 +#define SSB_CHIPCO_JCMD0_ACC_RESET 0x00003000 +#define SSB_CHIPCO_JCMD0_ACC_IRPDR 0x00004000 +#define SSB_CHIPCO_JCMD0_ACC_PDR 0x00005000 +#define SSB_CHIPCO_JCMD0_IRW_MASK 0x00000F00 +#define SSB_CHIPCO_JCMD_ACC_MASK 0x000F0000 /* Changes for corerev 11 */ +#define SSB_CHIPCO_JCMD_ACC_IRDR 0x00000000 +#define SSB_CHIPCO_JCMD_ACC_DR 0x00010000 +#define SSB_CHIPCO_JCMD_ACC_IR 0x00020000 +#define SSB_CHIPCO_JCMD_ACC_RESET 0x00030000 +#define SSB_CHIPCO_JCMD_ACC_IRPDR 0x00040000 +#define SSB_CHIPCO_JCMD_ACC_PDR 0x00050000 +#define SSB_CHIPCO_JCMD_IRW_MASK 0x00001F00 +#define SSB_CHIPCO_JCMD_IRW_SHIFT 8 +#define SSB_CHIPCO_JCMD_DRW_MASK 0x0000003F +#define SSB_CHIPCO_JIR 0x0034 /* Rev >= 10 only */ +#define SSB_CHIPCO_JDR 0x0038 /* Rev >= 10 only */ +#define SSB_CHIPCO_JCTL 0x003C /* Rev >= 10 only */ +#define SSB_CHIPCO_JCTL_FORCE_CLK 4 /* Force clock */ +#define SSB_CHIPCO_JCTL_EXT_EN 2 /* Enable external targets */ +#define SSB_CHIPCO_JCTL_EN 1 /* Enable Jtag master */ +#define SSB_CHIPCO_FLASHCTL 0x0040 +#define SSB_CHIPCO_FLASHCTL_START 0x80000000 +#define SSB_CHIPCO_FLASHCTL_BUSY SSB_CHIPCO_FLASHCTL_START +#define SSB_CHIPCO_FLASHADDR 0x0044 +#define SSB_CHIPCO_FLASHDATA 0x0048 +#define SSB_CHIPCO_BCAST_ADDR 0x0050 +#define SSB_CHIPCO_BCAST_DATA 0x0054 +#define SSB_CHIPCO_GPIOIN 0x0060 +#define SSB_CHIPCO_GPIOOUT 0x0064 +#define SSB_CHIPCO_GPIOOUTEN 0x0068 +#define SSB_CHIPCO_GPIOCTL 0x006C +#define SSB_CHIPCO_GPIOINTPOL 0x0070 +#define SSB_CHIPCO_GPIOINTMASK 0x0074 +#define SSB_CHIPCO_WATCHDOG 0x0080 +#define SSB_CHIPCO_GPIOTIMER 0x0088 /* LED powersave (corerev >= 16) */ +#define SSB_CHIPCO_GPIOTIMER_ONTIME_SHIFT 16 +#define SSB_CHIPCO_GPIOTOUTM 0x008C /* LED powersave (corerev >= 16) */ +#define SSB_CHIPCO_CLOCK_N 0x0090 +#define SSB_CHIPCO_CLOCK_SB 0x0094 +#define SSB_CHIPCO_CLOCK_PCI 0x0098 +#define SSB_CHIPCO_CLOCK_M2 0x009C +#define SSB_CHIPCO_CLOCK_MIPS 0x00A0 +#define SSB_CHIPCO_CLKDIV 0x00A4 /* Rev >= 3 only */ +#define SSB_CHIPCO_CLKDIV_SFLASH 0x0F000000 +#define SSB_CHIPCO_CLKDIV_SFLASH_SHIFT 24 +#define SSB_CHIPCO_CLKDIV_OTP 0x000F0000 +#define SSB_CHIPCO_CLKDIV_OTP_SHIFT 16 +#define SSB_CHIPCO_CLKDIV_JTAG 0x00000F00 +#define SSB_CHIPCO_CLKDIV_JTAG_SHIFT 8 +#define SSB_CHIPCO_CLKDIV_UART 0x000000FF +#define SSB_CHIPCO_PLLONDELAY 0x00B0 /* Rev >= 4 only */ +#define SSB_CHIPCO_FREFSELDELAY 0x00B4 /* Rev >= 4 only */ +#define SSB_CHIPCO_SLOWCLKCTL 0x00B8 /* 6 <= Rev <= 9 only */ +#define SSB_CHIPCO_SLOWCLKCTL_SRC 0x00000007 /* slow clock source mask */ +#define SSB_CHIPCO_SLOWCLKCTL_SRC_LPO 0x00000000 /* source of slow clock is LPO */ +#define SSB_CHIPCO_SLOWCLKCTL_SRC_XTAL 0x00000001 /* source of slow clock is crystal */ +#define SSB_CHIPCO_SLOECLKCTL_SRC_PCI 0x00000002 /* source of slow clock is PCI */ +#define SSB_CHIPCO_SLOWCLKCTL_LPOFREQ 0x00000200 /* LPOFreqSel, 1: 160Khz, 0: 32KHz */ +#define SSB_CHIPCO_SLOWCLKCTL_LPOPD 0x00000400 /* LPOPowerDown, 1: LPO is disabled, 0: LPO is enabled */ +#define SSB_CHIPCO_SLOWCLKCTL_FSLOW 0x00000800 /* ForceSlowClk, 1: sb/cores running on slow clock, 0: power logic control */ +#define SSB_CHIPCO_SLOWCLKCTL_IPLL 0x00001000 /* IgnorePllOffReq, 1/0: power logic ignores/honors PLL clock disable requests from core */ +#define SSB_CHIPCO_SLOWCLKCTL_ENXTAL 0x00002000 /* XtalControlEn, 1/0: power logic does/doesn't disable crystal when appropriate */ +#define SSB_CHIPCO_SLOWCLKCTL_XTALPU 0x00004000 /* XtalPU (RO), 1/0: crystal running/disabled */ +#define SSB_CHIPCO_SLOWCLKCTL_CLKDIV 0xFFFF0000 /* ClockDivider (SlowClk = 1/(4+divisor)) */ +#define SSB_CHIPCO_SLOWCLKCTL_CLKDIV_SHIFT 16 +#define SSB_CHIPCO_SYSCLKCTL 0x00C0 /* Rev >= 3 only */ +#define SSB_CHIPCO_SYSCLKCTL_IDLPEN 0x00000001 /* ILPen: Enable Idle Low Power */ +#define SSB_CHIPCO_SYSCLKCTL_ALPEN 0x00000002 /* ALPen: Enable Active Low Power */ +#define SSB_CHIPCO_SYSCLKCTL_PLLEN 0x00000004 /* ForcePLLOn */ +#define SSB_CHIPCO_SYSCLKCTL_FORCEALP 0x00000008 /* Force ALP (or HT if ALPen is not set */ +#define SSB_CHIPCO_SYSCLKCTL_FORCEHT 0x00000010 /* Force HT */ +#define SSB_CHIPCO_SYSCLKCTL_CLKDIV 0xFFFF0000 /* ClkDiv (ILP = 1/(4+divisor)) */ +#define SSB_CHIPCO_SYSCLKCTL_CLKDIV_SHIFT 16 +#define SSB_CHIPCO_CLKSTSTR 0x00C4 /* Rev >= 3 only */ +#define SSB_CHIPCO_PCMCIA_CFG 0x0100 +#define SSB_CHIPCO_PCMCIA_MEMWAIT 0x0104 +#define SSB_CHIPCO_PCMCIA_ATTRWAIT 0x0108 +#define SSB_CHIPCO_PCMCIA_IOWAIT 0x010C +#define SSB_CHIPCO_IDE_CFG 0x0110 +#define SSB_CHIPCO_IDE_MEMWAIT 0x0114 +#define SSB_CHIPCO_IDE_ATTRWAIT 0x0118 +#define SSB_CHIPCO_IDE_IOWAIT 0x011C +#define SSB_CHIPCO_PROG_CFG 0x0120 +#define SSB_CHIPCO_PROG_WAITCNT 0x0124 +#define SSB_CHIPCO_FLASH_CFG 0x0128 +#define SSB_CHIPCO_FLASH_WAITCNT 0x012C +#define SSB_CHIPCO_UART0_DATA 0x0300 +#define SSB_CHIPCO_UART0_IMR 0x0304 +#define SSB_CHIPCO_UART0_FCR 0x0308 +#define SSB_CHIPCO_UART0_LCR 0x030C +#define SSB_CHIPCO_UART0_MCR 0x0310 +#define SSB_CHIPCO_UART0_LSR 0x0314 +#define SSB_CHIPCO_UART0_MSR 0x0318 +#define SSB_CHIPCO_UART0_SCRATCH 0x031C +#define SSB_CHIPCO_UART1_DATA 0x0400 +#define SSB_CHIPCO_UART1_IMR 0x0404 +#define SSB_CHIPCO_UART1_FCR 0x0408 +#define SSB_CHIPCO_UART1_LCR 0x040C +#define SSB_CHIPCO_UART1_MCR 0x0410 +#define SSB_CHIPCO_UART1_LSR 0x0414 +#define SSB_CHIPCO_UART1_MSR 0x0418 +#define SSB_CHIPCO_UART1_SCRATCH 0x041C + + + +/** Clockcontrol masks and values **/ + +/* SSB_CHIPCO_CLOCK_N */ +#define SSB_CHIPCO_CLK_N1 0x0000003F /* n1 control */ +#define SSB_CHIPCO_CLK_N2 0x00003F00 /* n2 control */ +#define SSB_CHIPCO_CLK_N2_SHIFT 8 +#define SSB_CHIPCO_CLK_PLLC 0x000F0000 /* pll control */ +#define SSB_CHIPCO_CLK_PLLC_SHIFT 16 + +/* SSB_CHIPCO_CLOCK_SB/PCI/UART */ +#define SSB_CHIPCO_CLK_M1 0x0000003F /* m1 control */ +#define SSB_CHIPCO_CLK_M2 0x00003F00 /* m2 control */ +#define SSB_CHIPCO_CLK_M2_SHIFT 8 +#define SSB_CHIPCO_CLK_M3 0x003F0000 /* m3 control */ +#define SSB_CHIPCO_CLK_M3_SHIFT 16 +#define SSB_CHIPCO_CLK_MC 0x1F000000 /* mux control */ +#define SSB_CHIPCO_CLK_MC_SHIFT 24 + +/* N3M Clock control magic field values */ +#define SSB_CHIPCO_CLK_F6_2 0x02 /* A factor of 2 in */ +#define SSB_CHIPCO_CLK_F6_3 0x03 /* 6-bit fields like */ +#define SSB_CHIPCO_CLK_F6_4 0x05 /* N1, M1 or M3 */ +#define SSB_CHIPCO_CLK_F6_5 0x09 +#define SSB_CHIPCO_CLK_F6_6 0x11 +#define SSB_CHIPCO_CLK_F6_7 0x21 + +#define SSB_CHIPCO_CLK_F5_BIAS 5 /* 5-bit fields get this added */ + +#define SSB_CHIPCO_CLK_MC_BYPASS 0x08 +#define SSB_CHIPCO_CLK_MC_M1 0x04 +#define SSB_CHIPCO_CLK_MC_M1M2 0x02 +#define SSB_CHIPCO_CLK_MC_M1M2M3 0x01 +#define SSB_CHIPCO_CLK_MC_M1M3 0x11 + +/* Type 2 Clock control magic field values */ +#define SSB_CHIPCO_CLK_T2_BIAS 2 /* n1, n2, m1 & m3 bias */ +#define SSB_CHIPCO_CLK_T2M2_BIAS 3 /* m2 bias */ + +#define SSB_CHIPCO_CLK_T2MC_M1BYP 1 +#define SSB_CHIPCO_CLK_T2MC_M2BYP 2 +#define SSB_CHIPCO_CLK_T2MC_M3BYP 4 + +/* Type 6 Clock control magic field values */ +#define SSB_CHIPCO_CLK_T6_MMASK 1 /* bits of interest in m */ +#define SSB_CHIPCO_CLK_T6_M0 120000000 /* sb clock for m = 0 */ +#define SSB_CHIPCO_CLK_T6_M1 100000000 /* sb clock for m = 1 */ +#define SSB_CHIPCO_CLK_SB2MIPS_T6(sb) (2 * (sb)) + +/* Common clock base */ +#define SSB_CHIPCO_CLK_BASE1 24000000 /* Half the clock freq */ +#define SSB_CHIPCO_CLK_BASE2 12500000 /* Alternate crystal on some PLL's */ + +/* Clock control values for 200Mhz in 5350 */ +#define SSB_CHIPCO_CLK_5350_N 0x0311 +#define SSB_CHIPCO_CLK_5350_M 0x04020009 + + +/** Bits in the config registers **/ + +#define SSB_CHIPCO_CFG_EN 0x0001 /* Enable */ +#define SSB_CHIPCO_CFG_EXTM 0x000E /* Extif Mode */ +#define SSB_CHIPCO_CFG_EXTM_ASYNC 0x0002 /* Async/Parallel flash */ +#define SSB_CHIPCO_CFG_EXTM_SYNC 0x0004 /* Synchronous */ +#define SSB_CHIPCO_CFG_EXTM_PCMCIA 0x0008 /* PCMCIA */ +#define SSB_CHIPCO_CFG_EXTM_IDE 0x000A /* IDE */ +#define SSB_CHIPCO_CFG_DS16 0x0010 /* Data size, 0=8bit, 1=16bit */ +#define SSB_CHIPCO_CFG_CLKDIV 0x0060 /* Sync: Clock divisor */ +#define SSB_CHIPCO_CFG_CLKEN 0x0080 /* Sync: Clock enable */ +#define SSB_CHIPCO_CFG_BSTRO 0x0100 /* Sync: Size/Bytestrobe */ + + +/** Flash-specific control/status values */ + +/* flashcontrol opcodes for ST flashes */ +#define SSB_CHIPCO_FLASHCTL_ST_WREN 0x0006 /* Write Enable */ +#define SSB_CHIPCO_FLASHCTL_ST_WRDIS 0x0004 /* Write Disable */ +#define SSB_CHIPCO_FLASHCTL_ST_RDSR 0x0105 /* Read Status Register */ +#define SSB_CHIPCO_FLASHCTL_ST_WRSR 0x0101 /* Write Status Register */ +#define SSB_CHIPCO_FLASHCTL_ST_READ 0x0303 /* Read Data Bytes */ +#define SSB_CHIPCO_FLASHCTL_ST_PP 0x0302 /* Page Program */ +#define SSB_CHIPCO_FLASHCTL_ST_SE 0x02D8 /* Sector Erase */ +#define SSB_CHIPCO_FLASHCTL_ST_BE 0x00C7 /* Bulk Erase */ +#define SSB_CHIPCO_FLASHCTL_ST_DP 0x00B9 /* Deep Power-down */ +#define SSB_CHIPCO_FLASHCTL_ST_RSIG 0x03AB /* Read Electronic Signature */ + +/* Status register bits for ST flashes */ +#define SSB_CHIPCO_FLASHSTA_ST_WIP 0x01 /* Write In Progress */ +#define SSB_CHIPCO_FLASHSTA_ST_WEL 0x02 /* Write Enable Latch */ +#define SSB_CHIPCO_FLASHSTA_ST_BP 0x1C /* Block Protect */ +#define SSB_CHIPCO_FLASHSTA_ST_BP_SHIFT 2 +#define SSB_CHIPCO_FLASHSTA_ST_SRWD 0x80 /* Status Register Write Disable */ + +/* flashcontrol opcodes for Atmel flashes */ +#define SSB_CHIPCO_FLASHCTL_AT_READ 0x07E8 +#define SSB_CHIPCO_FLASHCTL_AT_PAGE_READ 0x07D2 +#define SSB_CHIPCO_FLASHCTL_AT_BUF1_READ /* FIXME */ +#define SSB_CHIPCO_FLASHCTL_AT_BUF2_READ /* FIXME */ +#define SSB_CHIPCO_FLASHCTL_AT_STATUS 0x01D7 +#define SSB_CHIPCO_FLASHCTL_AT_BUF1_WRITE 0x0384 +#define SSB_CHIPCO_FLASHCTL_AT_BUF2_WRITE 0x0387 +#define SSB_CHIPCO_FLASHCTL_AT_BUF1_ERASE_PRGM 0x0283 /* Erase program */ +#define SSB_CHIPCO_FLASHCTL_AT_BUF2_ERASE_PRGM 0x0286 /* Erase program */ +#define SSB_CHIPCO_FLASHCTL_AT_BUF1_PROGRAM 0x0288 +#define SSB_CHIPCO_FLASHCTL_AT_BUF2_PROGRAM 0x0289 +#define SSB_CHIPCO_FLASHCTL_AT_PAGE_ERASE 0x0281 +#define SSB_CHIPCO_FLASHCTL_AT_BLOCK_ERASE 0x0250 +#define SSB_CHIPCO_FLASHCTL_AT_BUF1_WRER_PRGM 0x0382 /* Write erase program */ +#define SSB_CHIPCO_FLASHCTL_AT_BUF2_WRER_PRGM 0x0385 /* Write erase program */ +#define SSB_CHIPCO_FLASHCTL_AT_BUF1_LOAD 0x0253 +#define SSB_CHIPCO_FLASHCTL_AT_BUF2_LOAD 0x0255 +#define SSB_CHIPCO_FLASHCTL_AT_BUF1_COMPARE 0x0260 +#define SSB_CHIPCO_FLASHCTL_AT_BUF2_COMPARE 0x0261 +#define SSB_CHIPCO_FLASHCTL_AT_BUF1_REPROGRAM 0x0258 +#define SSB_CHIPCO_FLASHCTL_AT_BUF2_REPROGRAM 0x0259 + +/* Status register bits for Atmel flashes */ +#define SSB_CHIPCO_FLASHSTA_AT_READY 0x80 +#define SSB_CHIPCO_FLASHSTA_AT_MISMATCH 0x40 +#define SSB_CHIPCO_FLASHSTA_AT_ID 0x38 +#define SSB_CHIPCO_FLASHSTA_AT_ID_SHIFT 3 + + +/** OTP **/ + +/* OTP regions */ +#define SSB_CHIPCO_OTP_HW_REGION SSB_CHIPCO_OTPS_HW_PROTECT +#define SSB_CHIPCO_OTP_SW_REGION SSB_CHIPCO_OTPS_SW_PROTECT +#define SSB_CHIPCO_OTP_CID_REGION SSB_CHIPCO_OTPS_CID_PROTECT + +/* OTP regions (Byte offsets from otp size) */ +#define SSB_CHIPCO_OTP_SWLIM_OFF (-8) +#define SSB_CHIPCO_OTP_CIDBASE_OFF 0 +#define SSB_CHIPCO_OTP_CIDLIM_OFF 8 + +/* Predefined OTP words (Word offset from otp size) */ +#define SSB_CHIPCO_OTP_BOUNDARY_OFF (-4) +#define SSB_CHIPCO_OTP_HWSIGN_OFF (-3) +#define SSB_CHIPCO_OTP_SWSIGN_OFF (-2) +#define SSB_CHIPCO_OTP_CIDSIGN_OFF (-1) + +#define SSB_CHIPCO_OTP_CID_OFF 0 +#define SSB_CHIPCO_OTP_PKG_OFF 1 +#define SSB_CHIPCO_OTP_FID_OFF 2 +#define SSB_CHIPCO_OTP_RSV_OFF 3 +#define SSB_CHIPCO_OTP_LIM_OFF 4 + +#define SSB_CHIPCO_OTP_SIGNATURE 0x578A +#define SSB_CHIPCO_OTP_MAGIC 0x4E56 + + +struct ssb_device; +struct ssb_serial_port; + +struct ssb_chipcommon { + struct ssb_device *dev; + u32 capabilities; + /* Fast Powerup Delay constant */ + u16 fast_pwrup_delay; +}; + +extern void ssb_chipcommon_init(struct ssb_chipcommon *cc); + +#include <linux/pm.h> +extern void ssb_chipco_suspend(struct ssb_chipcommon *cc, pm_message_t state); +extern void ssb_chipco_resume(struct ssb_chipcommon *cc); + +extern void ssb_chipco_get_clockcontrol(struct ssb_chipcommon *cc, + u32 *plltype, u32 *n, u32 *m); +extern void ssb_chipco_timing_init(struct ssb_chipcommon *cc, + unsigned long ns_per_cycle); + +enum ssb_clkmode { + SSB_CLKMODE_SLOW, + SSB_CLKMODE_FAST, + SSB_CLKMODE_DYNAMIC, +}; + +extern void ssb_chipco_set_clockmode(struct ssb_chipcommon *cc, + enum ssb_clkmode mode); + + +/* GPIO functions */ +static inline u32 ssb_chipco_gpio_in(struct ssb_chipcommon *cc, + u32 mask) +{ + return ssb_read32(cc->dev, SSB_CHIPCO_GPIOIN) & mask; +} + +static inline u32 ssb_chipco_gpio_out(struct ssb_chipcommon *cc, + u32 mask, u32 value) +{ + return ssb_write32_masked(cc->dev, SSB_CHIPCO_GPIOOUT, mask, value); +} + +static inline u32 ssb_chipco_gpio_outen(struct ssb_chipcommon *cc, + u32 mask, u32 value) +{ + return ssb_write32_masked(cc->dev, SSB_CHIPCO_GPIOOUTEN, mask, value); +} + +static inline u32 ssb_chipco_gpio_control(struct ssb_chipcommon *cc, + u32 mask, u32 value) +{ + return ssb_write32_masked(cc->dev, SSB_CHIPCO_GPIOCTL, mask, value); +} + +static inline u32 ssb_chipco_gpio_intmask(struct ssb_chipcommon *cc, + u32 mask, u32 value) +{ + return ssb_write32_masked(cc->dev, SSB_CHIPCO_GPIOINTMASK, mask, value); +} + +static inline u32 ssb_chipco_gpio_polarity(struct ssb_chipcommon *cc, + u32 mask, u32 value) +{ + return ssb_write32_masked(cc->dev, SSB_CHIPCO_GPIOINTPOL, mask, value); +} +/* TODO: GPIO reservation */ + + +#ifdef CONFIG_SSB_SERIAL +extern int ssb_chipco_serial_init(struct ssb_chipcommon *cc, + struct ssb_serial_port *ports); +#endif /* CONFIG_SSB_SERIAL */ + +#endif /* __KERNEL__ */ +#endif /* LINUX_SSB_CHIPCO_H_ */ diff --git a/target/linux/brcm47xx-2.6/files/include/linux/ssb/ssb_driver_extif.h b/target/linux/brcm47xx-2.6/files/include/linux/ssb/ssb_driver_extif.h new file mode 100644 index 0000000000..63add56620 --- /dev/null +++ b/target/linux/brcm47xx-2.6/files/include/linux/ssb/ssb_driver_extif.h @@ -0,0 +1,195 @@ +/* + * 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 2005, Broadcom Corporation + * Copyright 2006, Michael Buesch + * + * Licensed under the GPL version 2. See COPYING for details. + */ +#ifndef LINUX_SSB_EXTIFCORE_H_ +#define LINUX_SSB_EXTIFCORE_H_ + +#ifdef __KERNEL__ + +struct ssb_extif { + struct ssb_device *dev; +}; + +/* external interface address space */ +#define SSB_EXTIF_PCMCIA_MEMBASE(x) (x) +#define SSB_EXTIF_PCMCIA_IOBASE(x) ((x) + 0x100000) +#define SSB_EXTIF_PCMCIA_CFGBASE(x) ((x) + 0x200000) +#define SSB_EXTIF_CFGIF_BASE(x) ((x) + 0x800000) +#define SSB_EXTIF_FLASH_BASE(x) ((x) + 0xc00000) + +#define SSB_EXTIF_NR_GPIOOUT 5 +/* GPIO NOTE: + * 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. + * Use the following helper macro to get a register offset value. + */ +#define SSB_EXTIF_GPIO_OUT(index) ({ \ + BUILD_BUG_ON(index >= SSB_EXTIF_NR_GPIOOUT); \ + SSB_EXTIF_GPIO_OUT_BASE + ((index) * 8); \ + }) +#define SSB_EXTIF_GPIO_OUTEN(index) ({ \ + BUILD_BUG_ON(index >= SSB_EXTIF_NR_GPIOOUT); \ + SSB_EXTIF_GPIO_OUTEN_BASE + ((index) * 8); \ + }) + +/** EXTIF core registers **/ + +#define SSB_EXTIF_CTL 0x0000 +#define SSB_EXTIF_CTL_UARTEN (1 << 0) /* UART enable */ +#define SSB_EXTIF_EXTSTAT 0x0004 +#define SSB_EXTIF_EXTSTAT_EMODE (1 << 0) /* Endian mode (ro) */ +#define SSB_EXTIF_EXTSTAT_EIRQPIN (1 << 1) /* External interrupt pin (ro) */ +#define SSB_EXTIF_EXTSTAT_GPIOIRQPIN (1 << 2) /* GPIO interrupt pin (ro) */ +#define SSB_EXTIF_PCMCIA_CFG 0x0010 +#define SSB_EXTIF_PCMCIA_MEMWAIT 0x0014 +#define SSB_EXTIF_PCMCIA_ATTRWAIT 0x0018 +#define SSB_EXTIF_PCMCIA_IOWAIT 0x001C +#define SSB_EXTIF_PROG_CFG 0x0020 +#define SSB_EXTIF_PROG_WAITCNT 0x0024 +#define SSB_EXTIF_FLASH_CFG 0x0028 +#define SSB_EXTIF_FLASH_WAITCNT 0x002C +#define SSB_EXTIF_WATCHDOG 0x0040 +#define SSB_EXTIF_CLOCK_N 0x0044 +#define SSB_EXTIF_CLOCK_SB 0x0048 +#define SSB_EXTIF_CLOCK_PCI 0x004C +#define SSB_EXTIF_CLOCK_MII 0x0050 +#define SSB_EXTIF_GPIO_IN 0x0060 +#define SSB_EXTIF_GPIO_OUT_BASE 0x0064 +#define SSB_EXTIF_GPIO_OUTEN_BASE 0x0068 +#define SSB_EXTIF_EJTAG_OUTEN 0x0090 +#define SSB_EXTIF_GPIO_INTPOL 0x0094 +#define SSB_EXTIF_GPIO_INTMASK 0x0098 +#define SSB_EXTIF_UART_DATA 0x0300 +#define SSB_EXTIF_UART_TIMER 0x0310 +#define SSB_EXTIF_UART_FCR 0x0320 +#define SSB_EXTIF_UART_LCR 0x0330 +#define SSB_EXTIF_UART_MCR 0x0340 +#define SSB_EXTIF_UART_LSR 0x0350 +#define SSB_EXTIF_UART_MSR 0x0360 +#define SSB_EXTIF_UART_SCRATCH 0x0370 + + + + +/* pcmcia/prog/flash_config */ +#define SSB_EXTCFG_EN (1 << 0) /* enable */ +#define SSB_EXTCFG_MODE 0xE /* mode */ +#define SSB_EXTCFG_MODE_SHIFT 1 +#define SSB_EXTCFG_MODE_FLASH 0x0 /* flash/asynchronous mode */ +#define SSB_EXTCFG_MODE_SYNC 0x2 /* synchronous mode */ +#define SSB_EXTCFG_MODE_PCMCIA 0x4 /* pcmcia mode */ +#define SSB_EXTCFG_DS16 (1 << 4) /* destsize: 0=8bit, 1=16bit */ +#define SSB_EXTCFG_BSWAP (1 << 5) /* byteswap */ +#define SSB_EXTCFG_CLKDIV 0xC0 /* clock divider */ +#define SSB_EXTCFG_CLKDIV_SHIFT 6 +#define SSB_EXTCFG_CLKDIV_2 0x0 /* backplane/2 */ +#define SSB_EXTCFG_CLKDIV_3 0x40 /* backplane/3 */ +#define SSB_EXTCFG_CLKDIV_4 0x80 /* backplane/4 */ +#define SSB_EXTCFG_CLKEN (1 << 8) /* clock enable */ +#define SSB_EXTCFG_STROBE (1 << 9) /* size/bytestrobe (synch only) */ + +/* pcmcia_memwait */ +#define SSB_PCMCIA_MEMW_0 0x0000003F /* waitcount0 */ +#define SSB_PCMCIA_MEMW_1 0x00001F00 /* waitcount1 */ +#define SSB_PCMCIA_MEMW_1_SHIFT 8 +#define SSB_PCMCIA_MEMW_2 0x001F0000 /* waitcount2 */ +#define SSB_PCMCIA_MEMW_2_SHIFT 16 +#define SSB_PCMCIA_MEMW_3 0x1F000000 /* waitcount3 */ +#define SSB_PCMCIA_MEMW_3_SHIFT 24 + +/* pcmcia_attrwait */ +#define SSB_PCMCIA_ATTW_0 0x0000003F /* waitcount0 */ +#define SSB_PCMCIA_ATTW_1 0x00001F00 /* waitcount1 */ +#define SSB_PCMCIA_ATTW_1_SHIFT 8 +#define SSB_PCMCIA_ATTW_2 0x001F0000 /* waitcount2 */ +#define SSB_PCMCIA_ATTW_2_SHIFT 16 +#define SSB_PCMCIA_ATTW_3 0x1F000000 /* waitcount3 */ +#define SSB_PCMCIA_ATTW_3_SHIFT 24 + +/* pcmcia_iowait */ +#define SSB_PCMCIA_IOW_0 0x0000003F /* waitcount0 */ +#define SSB_PCMCIA_IOW_1 0x00001F00 /* waitcount1 */ +#define SSB_PCMCIA_IOW_1_SHIFT 8 +#define SSB_PCMCIA_IOW_2 0x001F0000 /* waitcount2 */ +#define SSB_PCMCIA_IOW_2_SHIFT 16 +#define SSB_PCMCIA_IOW_3 0x1F000000 /* waitcount3 */ +#define SSB_PCMCIA_IOW_3_SHIFT 24 + +/* prog_waitcount */ +#define SSB_PROG_WCNT_0 0x0000001F /* waitcount0 */ +#define SSB_PROG_WCNT_1 0x00001F00 /* waitcount1 */ +#define SSB_PROG_WCNT_1_SHIFT 8 +#define SSB_PROG_WCNT_2 0x001F0000 /* waitcount2 */ +#define SSB_PROG_WCNT_2_SHIFT 16 +#define SSB_PROG_WCNT_3 0x1F000000 /* waitcount3 */ +#define SSB_PROG_WCNT_3_SHIFT 24 + +#define SSB_PROG_W0 0x0000000C +#define SSB_PROG_W1 0x00000A00 +#define SSB_PROG_W2 0x00020000 +#define SSB_PROG_W3 0x01000000 + +/* flash_waitcount */ +#define SSB_FLASH_WCNT_0 0x0000001F /* waitcount0 */ +#define SSB_FLASH_WCNT_1 0x00001F00 /* waitcount1 */ +#define SSB_FLASH_WCNT_1_SHIFT 8 +#define SSB_FLASH_WCNT_2 0x001F0000 /* waitcount2 */ +#define SSB_FLASH_WCNT_2_SHIFT 16 +#define SSB_FLASH_WCNT_3 0x1F000000 /* waitcount3 */ +#define SSB_FLASH_WCNT_3_SHIFT 24 + +/* watchdog */ +#define SSB_EXTIF_WATCHDOG_CLK 48000000 /* Hz */ + + +/* GPIO functions */ +static inline u32 ssb_extif_gpio_in(struct ssb_extif *extif, + u32 mask) +{ + return ssb_read32(extif->dev, SSB_EXTIF_GPIO_IN) & mask; +} + +static inline u32 ssb_extif_gpio_out(struct ssb_extif *extif, + u32 mask, u32 value) +{ + return ssb_write32_masked(extif->dev, SSB_EXTIF_GPIO_OUT(0), mask, value); +} + +static inline u32 ssb_extif_gpio_outen(struct ssb_extif *extif, + u32 mask, u32 value) +{ + return ssb_write32_masked(extif->dev, SSB_EXTIF_GPIO_OUTEN(0), mask, value); +} + +static inline u32 ssb_extif_gpio_polarity(struct ssb_extif *extif, + u32 mask, u32 value) +{ + return ssb_write32_masked(extif->dev, SSB_EXTIF_GPIO_INTPOL, mask, value); +} + +static inline u32 ssb_extif_gpio_intmask(struct ssb_extif *extif, + u32 mask, u32 value) +{ + return ssb_write32_masked(extif->dev, SSB_EXTIF_GPIO_INTMASK, mask, value); +} + + +#endif /* __KERNEL__ */ +#endif /* LINUX_SSB_EXTIFCORE_H_ */ diff --git a/target/linux/brcm47xx-2.6/files/include/linux/ssb/ssb_driver_mips.h b/target/linux/brcm47xx-2.6/files/include/linux/ssb/ssb_driver_mips.h new file mode 100644 index 0000000000..b1ce1144d3 --- /dev/null +++ b/target/linux/brcm47xx-2.6/files/include/linux/ssb/ssb_driver_mips.h @@ -0,0 +1,47 @@ +#ifndef LINUX_SSB_MIPSCORE_H_ +#define LINUX_SSB_MIPSCORE_H_ + +#ifdef __KERNEL__ + +#ifdef CONFIG_BCM947XX + +struct ssb_device; + +struct ssb_serial_port { + void *regs; + unsigned long clockspeed; + unsigned int irq; + unsigned int baud_base; + unsigned int reg_shift; +}; + + +struct ssb_mipscore { + struct ssb_device *dev; + + int nr_serial_ports; + struct ssb_serial_port serial_ports[4]; + + u32 flash_window; + u32 flash_window_size; +}; + +extern void ssb_mipscore_init(struct ssb_mipscore *mcore); +extern u32 ssb_cpu_clock(struct ssb_mipscore *mcore); +extern unsigned int ssb_mips_irq(struct ssb_device *dev); + + +#else /* CONFIG_BCM947XX */ + +struct ssb_mipscore { +}; + +static inline +void ssb_mipscore_init(struct ssb_mipscore *mcore) +{ +} + +#endif /* CONFIG_BCM947XX */ + +#endif /* __KERNEL__ */ +#endif /* LINUX_SSB_MIPSCORE_H_ */ diff --git a/target/linux/brcm47xx-2.6/files/include/linux/ssb/ssb_driver_pci.h b/target/linux/brcm47xx-2.6/files/include/linux/ssb/ssb_driver_pci.h new file mode 100644 index 0000000000..5132f26103 --- /dev/null +++ b/target/linux/brcm47xx-2.6/files/include/linux/ssb/ssb_driver_pci.h @@ -0,0 +1,108 @@ +#ifndef LINUX_SSB_PCICORE_H_ +#define LINUX_SSB_PCICORE_H_ +#ifdef __KERNEL__ + +#ifdef CONFIG_SSB_DRIVER_PCICORE + +/* PCI core registers. */ +#define SSB_PCICORE_CTL 0x0000 /* PCI Control */ +#define SSB_PCICORE_CTL_RST_OE 0x00000001 /* PCI_RESET Output Enable */ +#define SSB_PCICORE_CTL_RST 0x00000002 /* PCI_RESET driven out to pin */ +#define SSB_PCICORE_CTL_CLK_OE 0x00000004 /* Clock gate Output Enable */ +#define SSB_PCICORE_CTL_CLK 0x00000008 /* Gate for clock driven out to pin */ +#define SSB_PCICORE_ARBCTL 0x0010 /* PCI Arbiter Control */ +#define SSB_PCICORE_ARBCTL_INTERN 0x00000001 /* Use internal arbiter */ +#define SSB_PCICORE_ARBCTL_EXTERN 0x00000002 /* Use external arbiter */ +#define SSB_PCICORE_ARBCTL_PARKID 0x00000006 /* Mask, selects which agent is parked on an idle bus */ +#define SSB_PCICORE_ARBCTL_PARKID_LAST 0x00000000 /* Last requestor */ +#define SSB_PCICORE_ARBCTL_PARKID_4710 0x00000002 /* 4710 */ +#define SSB_PCICORE_ARBCTL_PARKID_EXT0 0x00000004 /* External requestor 0 */ +#define SSB_PCICORE_ARBCTL_PARKID_EXT1 0x00000006 /* External requestor 1 */ +#define SSB_PCICORE_ISTAT 0x0020 /* Interrupt status */ +#define SSB_PCICORE_ISTAT_INTA 0x00000001 /* PCI INTA# */ +#define SSB_PCICORE_ISTAT_INTB 0x00000002 /* PCI INTB# */ +#define SSB_PCICORE_ISTAT_SERR 0x00000004 /* PCI SERR# (write to clear) */ +#define SSB_PCICORE_ISTAT_PERR 0x00000008 /* PCI PERR# (write to clear) */ +#define SSB_PCICORE_ISTAT_PME 0x00000010 /* PCI PME# */ +#define SSB_PCICORE_IMASK 0x0024 /* Interrupt mask */ +#define SSB_PCICORE_IMASK_INTA 0x00000001 /* PCI INTA# */ +#define SSB_PCICORE_IMASK_INTB 0x00000002 /* PCI INTB# */ +#define SSB_PCICORE_IMASK_SERR 0x00000004 /* PCI SERR# */ +#define SSB_PCICORE_IMASK_PERR 0x00000008 /* PCI PERR# */ +#define SSB_PCICORE_IMASK_PME 0x00000010 /* PCI PME# */ +#define SSB_PCICORE_MBOX 0x0028 /* Backplane to PCI Mailbox */ +#define SSB_PCICORE_MBOX_F0_0 0x00000100 /* PCI function 0, INT 0 */ +#define SSB_PCICORE_MBOX_F0_1 0x00000200 /* PCI function 0, INT 1 */ +#define SSB_PCICORE_MBOX_F1_0 0x00000400 /* PCI function 1, INT 0 */ +#define SSB_PCICORE_MBOX_F1_1 0x00000800 /* PCI function 1, INT 1 */ +#define SSB_PCICORE_MBOX_F2_0 0x00001000 /* PCI function 2, INT 0 */ +#define SSB_PCICORE_MBOX_F2_1 0x00002000 /* PCI function 2, INT 1 */ +#define SSB_PCICORE_MBOX_F3_0 0x00004000 /* PCI function 3, INT 0 */ +#define SSB_PCICORE_MBOX_F3_1 0x00008000 /* PCI function 3, INT 1 */ +#define SSB_PCICORE_BCAST_ADDR 0x0050 /* Backplane Broadcast Address */ +#define SSB_PCICORE_BCAST_ADDR_MASK 0x000000FF +#define SSB_PCICORE_BCAST_DATA 0x0054 /* Backplane Broadcast Data */ +#define SSB_PCICORE_GPIO_IN 0x0060 /* rev >= 2 only */ +#define SSB_PCICORE_GPIO_OUT 0x0064 /* rev >= 2 only */ +#define SSB_PCICORE_GPIO_ENABLE 0x0068 /* rev >= 2 only */ +#define SSB_PCICORE_GPIO_CTL 0x006C /* rev >= 2 only */ +#define SSB_PCICORE_SBTOPCI0 0x0100 /* Backplane to PCI translation 0 (sbtopci0) */ +#define SSB_PCICORE_SBTOPCI0_MASK 0xFC000000 +#define SSB_PCICORE_SBTOPCI1 0x0104 /* Backplane to PCI translation 1 (sbtopci1) */ +#define SSB_PCICORE_SBTOPCI1_MASK 0xFC000000 +#define SSB_PCICORE_SBTOPCI2 0x0108 /* Backplane to PCI translation 2 (sbtopci2) */ +#define SSB_PCICORE_SBTOPCI2_MASK 0xC0000000 + +/* SBtoPCIx */ +#define SSB_PCICORE_SBTOPCI_MEM 0x00000000 +#define SSB_PCICORE_SBTOPCI_IO 0x00000001 +#define SSB_PCICORE_SBTOPCI_CFG0 0x00000002 +#define SSB_PCICORE_SBTOPCI_CFG1 0x00000003 +#define SSB_PCICORE_SBTOPCI_PREF 0x00000004 /* Prefetch enable */ +#define SSB_PCICORE_SBTOPCI_BURST 0x00000008 /* Burst enable */ +#define SSB_PCICORE_SBTOPCI_MRM 0x00000020 /* Memory Read Multiple */ +#define SSB_PCICORE_SBTOPCI_RC 0x00000030 /* Read Command mask (rev >= 11) */ +#define SSB_PCICORE_SBTOPCI_RC_READ 0x00000000 /* Memory read */ +#define SSB_PCICORE_SBTOPCI_RC_READL 0x00000010 /* Memory read line */ +#define SSB_PCICORE_SBTOPCI_RC_READM 0x00000020 /* Memory read multiple */ + + +/* PCIcore specific boardflags */ +#define SSB_PCICORE_BFL_NOPCI 0x00000400 /* Board leaves PCI floating */ + + +struct ssb_pcicore { + struct ssb_device *dev; + u8 setup_done:1; + u8 hostmode:1; + u8 cardbusmode:1; +}; + +extern void ssb_pcicore_init(struct ssb_pcicore *pc); + +/* Enable IRQ routing for a specific device */ +extern int ssb_pcicore_dev_irqvecs_enable(struct ssb_pcicore *pc, + struct ssb_device *dev); + + +#else /* CONFIG_SSB_DRIVER_PCICORE */ + + +struct ssb_pcicore { +}; + +static inline +void ssb_pcicore_init(struct ssb_pcicore *pc) +{ +} + +static inline +int ssb_pcicore_dev_irqvecs_enable(struct ssb_pcicore *pc, + struct ssb_device *dev) +{ + return 0; +} + +#endif /* CONFIG_SSB_DRIVER_PCICORE */ +#endif /* __KERNEL__ */ +#endif /* LINUX_SSB_PCICORE_H_ */ diff --git a/target/linux/brcm47xx-2.6/files/include/linux/ssb/ssb_regs.h b/target/linux/brcm47xx-2.6/files/include/linux/ssb/ssb_regs.h new file mode 100644 index 0000000000..6bb40464d4 --- /dev/null +++ b/target/linux/brcm47xx-2.6/files/include/linux/ssb/ssb_regs.h @@ -0,0 +1,293 @@ +#ifndef LINUX_SSB_REGS_H_ +#define LINUX_SSB_REGS_H_ +#ifdef __KERNEL__ + + +/* SiliconBackplane Address Map. + * All regions may not exist on all chips. + */ +#define SSB_SDRAM_BASE 0x00000000 /* Physical SDRAM */ +#define SSB_PCI_MEM 0x08000000 /* Host Mode sb2pcitranslation0 (64 MB) */ +#define SSB_PCI_CFG 0x0c000000 /* Host Mode sb2pcitranslation1 (64 MB) */ +#define SSB_SDRAM_SWAPPED 0x10000000 /* Byteswapped Physical SDRAM */ +#define SSB_ENUM_BASE 0x18000000 /* Enumeration space base */ +#define SSB_ENUM_LIMIT 0x18010000 /* Enumeration space limit */ + +#define SSB_FLASH2 0x1c000000 /* Flash Region 2 (region 1 shadowed here) */ +#define SSB_FLASH2_SZ 0x02000000 /* Size of Flash Region 2 */ + +#define SSB_EXTIF_BASE 0x1f000000 /* External Interface region base address */ +#define SSB_FLASH1 0x1fc00000 /* Flash Region 1 */ +#define SSB_FLASH1_SZ 0x00400000 /* Size of Flash Region 1 */ + +#define SSB_PCI_DMA 0x40000000 /* Client Mode sb2pcitranslation2 (1 GB) */ +#define SSB_PCI_DMA_SZ 0x40000000 /* Client Mode sb2pcitranslation2 size in bytes */ +#define SSB_PCIE_DMA_L32 0x00000000 /* PCIE Client Mode sb2pcitranslation2 (2 ZettaBytes), low 32 bits */ +#define SSB_PCIE_DMA_H32 0x80000000 /* PCIE Client Mode sb2pcitranslation2 (2 ZettaBytes), high 32 bits */ +#define SSB_EUART (SB_EXTIF_BASE + 0x00800000) +#define SSB_LED (SB_EXTIF_BASE + 0x00900000) + + +/* Enumeration space constants */ +#define SSB_CORE_SIZE 0x1000 /* Size of a core MMIO area */ +#define SSB_MAX_NR_CORES ((SSB_ENUM_LIMIT - SSB_ENUM_BASE) / SSB_CORE_SIZE) + + +/* mips address */ +#define SSB_EJTAG 0xff200000 /* MIPS EJTAG space (2M) */ + + +/* SSB PCI config space registers. */ +#define SSB_PMCSR 0x44 +#define SSB_PE 0x100 +#define SSB_BAR0_WIN 0x80 /* Backplane address space 0 */ +#define SSB_BAR1_WIN 0x84 /* Backplane address space 1 */ +#define SSB_SPROMCTL 0x88 /* SPROM control */ +#define SSB_SPROMCTL_WE 0x10 /* SPROM write enable */ +#define SSB_BAR1_CONTROL 0x8c /* Address space 1 burst control */ +#define SSB_PCI_IRQS 0x90 /* PCI interrupts */ +#define SSB_PCI_IRQMASK 0x94 /* PCI IRQ control and mask (pcirev >= 6 only) */ +#define SSB_BACKPLANE_IRQS 0x98 /* Backplane Interrupts */ +#define SSB_GPIO_IN 0xB0 /* GPIO Input (pcirev >= 3 only) */ +#define SSB_GPIO_OUT 0xB4 /* GPIO Output (pcirev >= 3 only) */ +#define SSB_GPIO_OUT_ENABLE 0xB8 /* GPIO Output Enable/Disable (pcirev >= 3 only) */ +#define SSB_GPIO_SCS 0x10 /* PCI config space bit 4 for 4306c0 slow clock source */ +#define SSB_GPIO_HWRAD 0x20 /* PCI config space GPIO 13 for hw radio disable */ +#define SSB_GPIO_XTAL 0x40 /* PCI config space GPIO 14 for Xtal powerup */ +#define SSB_GPIO_PLL 0x80 /* PCI config space GPIO 15 for PLL powerdown */ + + +#define SSB_BAR0_MAX_RETRIES 50 + +/* Silicon backplane configuration register definitions */ +#define SSB_IPSFLAG 0x0F08 +#define SSB_IPSFLAG_IRQ1 0x0000003F /* which sbflags get routed to mips interrupt 1 */ +#define SSB_IPSFLAG_IRQ1_SHIFT 0 +#define SSB_IPSFLAG_IRQ2 0x00003F00 /* which sbflags get routed to mips interrupt 2 */ +#define SSB_IPSFLAG_IRQ2_SHIFT 8 +#define SSB_IPSFLAG_IRQ3 0x003F0000 /* which sbflags get routed to mips interrupt 3 */ +#define SSB_IPSFLAG_IRQ3_SHIFT 16 +#define SSB_IPSFLAG_IRQ4 0x3F000000 /* which sbflags get routed to mips interrupt 4 */ +#define SSB_IPSFLAG_IRQ4_SHIFT 24 +#define SSB_TPSFLAG 0x0F18 +#define SSB_TPSFLAG_BPFLAG 0x0000003F /* Backplane flag # */ +#define SSB_TPSFLAG_ALWAYSIRQ 0x00000040 /* IRQ is always sent on the Backplane */ +#define SSB_TMERRLOGA 0x0F48 +#define SSB_TMERRLOG 0x0F50 +#define SSB_ADMATCH3 0x0F60 +#define SSB_ADMATCH2 0x0F68 +#define SSB_ADMATCH1 0x0F70 +#define SSB_IMSTATE 0x0F90 /* SB Initiator Agent State */ +#define SSB_IMSTATE_PC 0x0000000f /* Pipe Count */ +#define SSB_IMSTATE_AP_MASK 0x00000030 /* Arbitration Priority */ +#define SSB_IMSTATE_AP_BOTH 0x00000000 /* Use both timeslices and token */ +#define SSB_IMSTATE_AP_TS 0x00000010 /* Use timeslices only */ +#define SSB_IMSTATE_AP_TK 0x00000020 /* Use token only */ +#define SSB_IMSTATE_AP_RSV 0x00000030 /* Reserved */ +#define SSB_IMSTATE_IBE 0x00020000 /* In Band Error */ +#define SSB_IMSTATE_TO 0x00040000 /* Timeout */ +#define SSB_INTVEC 0x0F94 /* SB Interrupt Mask */ +#define SSB_INTVEC_PCI 0x00000001 /* Enable interrupts for PCI */ +#define SSB_INTVEC_ENET0 0x00000002 /* Enable interrupts for enet 0 */ +#define SSB_INTVEC_ILINE20 0x00000004 /* Enable interrupts for iline20 */ +#define SSB_INTVEC_CODEC 0x00000008 /* Enable interrupts for v90 codec */ +#define SSB_INTVEC_USB 0x00000010 /* Enable interrupts for usb */ +#define SSB_INTVEC_EXTIF 0x00000020 /* Enable interrupts for external i/f */ +#define SSB_INTVEC_ENET1 0x00000040 /* Enable interrupts for enet 1 */ +#define SSB_TMSLOW 0x0F98 /* SB Target State Low */ +#define SSB_TMSLOW_RESET 0x00000001 /* Reset */ +#define SSB_TMSLOW_REJECT 0x00000002 /* Reject */ +#define SSB_TMSLOW_CLOCK 0x00010000 /* Clock Enable */ +#define SSB_TMSLOW_FGC 0x00020000 /* Force Gated Clocks On */ +#define SSB_TMSLOW_PE 0x40000000 /* Power Management Enable */ +#define SSB_TMSLOW_BE 0x80000000 /* BIST Enable */ +#define SSB_TMSHIGH 0x0F9C /* SB Target State High */ +#define SSB_TMSHIGH_SERR 0x00000001 /* S-error */ +#define SSB_TMSHIGH_INT 0x00000002 /* Interrupt */ +#define SSB_TMSHIGH_BUSY 0x00000004 /* Busy */ +#define SSB_TMSHIGH_TO 0x00000020 /* Timeout. Backplane rev >= 2.3 only */ +#define SSB_TMSHIGH_COREFL 0x1FFF0000 /* Core specific flags */ +#define SSB_TMSHIGH_COREFL_SHIFT 16 +#define SSB_TMSHIGH_DMA64 0x10000000 /* 64bit DMA supported */ +#define SSB_TMSHIGH_GCR 0x20000000 /* Gated Clock Request */ +#define SSB_TMSHIGH_BISTF 0x40000000 /* BIST Failed */ +#define SSB_TMSHIGH_BISTD 0x80000000 /* BIST Done */ +#define SSB_BWA0 0x0FA0 +#define SSB_IMCFGLO 0x0FA8 +#define SSB_IMCFGLO_SERTO 0x00000007 /* Service timeout */ +#define SSB_IMCFGLO_REQTO 0x00000070 /* Request timeout */ +#define SSB_IMCFGLO_REQTO_SHIFT 4 +#define SSB_IMCFGLO_CONNID 0x00FF0000 /* Connection ID */ +#define SSB_IMCFGLO_CONNID_SHIFT 16 +#define SSB_IMCFGHI 0x0FAC +#define SSB_ADMATCH0 0x0FB0 +#define SSB_TMCFGLO 0x0FB8 +#define SSB_TMCFGHI 0x0FBC +#define SSB_BCONFIG 0x0FC0 +#define SSB_BSTATE 0x0FC8 +#define SSB_ACTCFG 0x0FD8 +#define SSB_FLAGST 0x0FE8 +#define SSB_IDLOW 0x0FF8 +#define SSB_IDLOW_CFGSP 0x00000003 /* Config Space */ +#define SSB_IDLOW_ADDRNGE 0x00000038 /* Address Ranges supported */ +#define SSB_IDLOW_ADDRNGE_SHIFT 3 +#define SSB_IDLOW_SYNC 0x00000040 +#define SSB_IDLOW_INITIATOR 0x00000080 +#define SSB_IDLOW_MIBL 0x00000F00 /* Minimum Backplane latency */ +#define SSB_IDLOW_MIBL_SHIFT 8 +#define SSB_IDLOW_MABL 0x0000F000 /* Maximum Backplane latency */ +#define SSB_IDLOW_MABL_SHIFT 12 +#define SSB_IDLOW_TIF 0x00010000 /* This Initiator is first */ +#define SSB_IDLOW_CCW 0x000C0000 /* Cycle counter width */ +#define SSB_IDLOW_CCW_SHIFT 18 +#define SSB_IDLOW_TPT 0x00F00000 /* Target ports */ +#define SSB_IDLOW_TPT_SHIFT 20 +#define SSB_IDLOW_INITP 0x0F000000 /* Initiator ports */ +#define SSB_IDLOW_INITP_SHIFT 24 +#define SSB_IDLOW_SSBREV 0xF0000000 /* Sonics Backplane Revision code */ +#define SSB_IDLOW_SSBREV_22 0x00000000 /* <= 2.2 */ +#define SSB_IDLOW_SSBREV_23 0x10000000 /* 2.3 */ +#define SSB_IDHIGH 0x0FFC /* SB Identification High */ +#define SSB_IDHIGH_RCLO 0x0000000F /* Revision Code (low part) */ +#define SSB_IDHIGH_CC 0x00008FF0 /* Core Code */ +#define SSB_IDHIGH_CC_SHIFT 4 +#define SSB_IDHIGH_RCHI 0x00007000 /* Revision Code (high part) */ +#define SSB_IDHIGH_RCHI_SHIFT 8 /* yes, shift 8 is right */ +#define SSB_IDHIGH_VC 0xFFFF0000 /* Vendor Code */ +#define SSB_IDHIGH_VC_SHIFT 16 + +/* SPROM shadow area. If not otherwise noted, fields are + * two bytes wide. Note that the SPROM can _only_ be read + * in two-byte quantinies. + */ +#define SSB_SPROMSIZE_WORDS 64 +#define SSB_SPROMSIZE_BYTES (SSB_SPROMSIZE_WORDS * sizeof(u16)) +#define SSB_SPROM_BASE 0x1000 +#define SSB_SPROM_REVISION 0x107E +#define SSB_SPROM_REVISION_REV 0x00FF /* SPROM Revision number */ +#define SSB_SPROM_REVISION_CRC 0xFF00 /* SPROM CRC8 value */ +#define SSB_SPROM_REVISION_CRC_SHIFT 8 +/* SPROM Revision 1 */ +#define SSB_SPROM1_SPID 0x1004 /* Subsystem Product ID for PCI */ +#define SSB_SPROM1_SVID 0x1006 /* Subsystem Vendor ID for PCI */ +#define SSB_SPROM1_PID 0x1008 /* Product ID for PCI */ +#define SSB_SPROM1_IL0MAC 0x1048 /* 6 bytes MAC address for 802.11b/g */ +#define SSB_SPROM1_ET0MAC 0x104E /* 6 bytes MAC address for Ethernet */ +#define SSB_SPROM1_ET1MAC 0x1054 /* 6 bytes MAC address for 802.11a */ +#define SSB_SPROM1_ETHPHY 0x105A /* Ethernet PHY settings */ +#define SSB_SPROM1_ETHPHY_ET0A 0x001F /* MII Address for enet0 */ +#define SSB_SPROM1_ETHPHY_ET1A 0x03E0 /* MII Address for enet1 */ +#define SSB_SPROM1_ETHPHY_ET1A_SHIFT 5 +#define SSB_SPROM1_ETHPHY_ET0M (1<<14) /* MDIO for enet0 */ +#define SSB_SPROM1_ETHPHY_ET1M (1<<15) /* MDIO for enet1 */ +#define SSB_SPROM1_BINF 0x105C /* Board info */ +#define SSB_SPROM1_BINF_BREV 0x00FF /* Board Revision */ +#define SSB_SPROM1_BINF_CCODE 0x0F00 /* Country Code */ +#define SSB_SPROM1_BINF_CCODE_SHIFT 8 +#define SSB_SPROM1_BINF_ANTA 0x3000 /* Available A-PHY antennas */ +#define SSB_SPROM1_BINF_ANTA_SHIFT 12 +#define SSB_SPROM1_BINF_ANTBG 0xC000 /* Available B-PHY antennas */ +#define SSB_SPROM1_BINF_ANTBG_SHIFT 14 +#define SSB_SPROM1_PA0B0 0x105E +#define SSB_SPROM1_PA0B1 0x1060 +#define SSB_SPROM1_PA0B2 0x1062 +#define SSB_SPROM1_GPIOA 0x1064 /* General Purpose IO pins 0 and 1 */ +#define SSB_SPROM1_GPIOA_P0 0x00FF /* Pin 0 */ +#define SSB_SPROM1_GPIOA_P1 0xFF00 /* Pin 1 */ +#define SSB_SPROM1_GPIOA_P1_SHIFT 8 +#define SSB_SPROM1_GPIOB 0x1066 /* General Purpuse IO pins 2 and 3 */ +#define SSB_SPROM1_GPIOB_P2 0x00FF /* Pin 2 */ +#define SSB_SPROM1_GPIOB_P3 0xFF00 /* Pin 3 */ +#define SSB_SPROM1_GPIOB_P3_SHIFT 8 +#define SSB_SPROM1_MAXPWR 0x1068 /* Power Amplifier Max Power */ +#define SSB_SPROM1_MAXPWR_A 0x00FF /* A-PHY (in dBm Q5.2) */ +#define SSB_SPROM1_MAXPWR_BG 0xFF00 /* B-PHY and G-PHY (in dBm Q5.2) */ +#define SSB_SPROM1_MAXPWR_BG_SHIFT 8 +#define SSB_SPROM1_PA1B0 0x106A +#define SSB_SPROM1_PA1B1 0x106C +#define SSB_SPROM1_PA1B2 0x106E +#define SSB_SPROM1_ITSSI 0x1070 /* Idle TSSI Target */ +#define SSB_SPROM1_ITSSI_A 0x00FF /* A-PHY */ +#define SSB_SPROM1_ITSSI_BG 0xFF00 /* B-PHY and G-PHY */ +#define SSB_SPROM1_ITSSI_BG_SHIFT 8 +#define SSB_SPROM1_BFLLO 0x1072 /* Boardflags (low 16 bits) */ +#define SSB_SPROM1_AGAIN 0x1074 /* Antenna Gain (in dBm Q5.2) */ +#define SSB_SPROM1_AGAIN_A 0x00FF /* A-PHY */ +#define SSB_SPROM1_AGAIN_BG 0xFF00 /* B-PHY and G-PHY */ +#define SSB_SPROM1_AGAIN_BG_SHIFT 8 +#define SSB_SPROM1_OEM 0x1076 /* 8 bytes OEM string (rev 1 only) */ +/* SPROM Revision 2 (inherits from rev 1) */ +#define SSB_SPROM2_BFLHI 0x1038 /* Boardflags (high 16 bits) */ +#define SSB_SPROM2_MAXP_A 0x103A /* A-PHY Max Power */ +#define SSB_SPROM2_MAXP_A_HI 0x00FF /* Max Power High */ +#define SSB_SPROM2_MAXP_A_LO 0xFF00 /* Max Power Low */ +#define SSB_SPROM2_MAXP_A_LO_SHIFT 8 +#define SSB_SPROM2_PA1LOB0 0x103C /* A-PHY PowerAmplifier Low Settings */ +#define SSB_SPROM2_PA1LOB1 0x103E /* A-PHY PowerAmplifier Low Settings */ +#define SSB_SPROM2_PA1LOB2 0x1040 /* A-PHY PowerAmplifier Low Settings */ +#define SSB_SPROM2_PA1HIB0 0x1042 /* A-PHY PowerAmplifier High Settings */ +#define SSB_SPROM2_PA1HIB1 0x1044 /* A-PHY PowerAmplifier High Settings */ +#define SSB_SPROM2_PA1HIB2 0x1046 /* A-PHY PowerAmplifier High Settings */ +#define SSB_SPROM2_OPO 0x1078 /* OFDM Power Offset from CCK Level */ +#define SSB_SPROM2_OPO_VALUE 0x00FF +#define SSB_SPROM2_OPO_UNUSED 0xFF00 +#define SSB_SPROM2_CCODE 0x107C /* Two char Country Code */ +/* SPROM Revision 3 (inherits from rev 2) */ +#define SSB_SPROM3_OFDMAPO 0x102C /* A-PHY OFDM Mid Power Offset (4 bytes, BigEndian) */ +#define SSB_SPROM3_OFDMALPO 0x1030 /* A-PHY OFDM Low Power Offset (4 bytes, BigEndian) */ +#define SSB_SPROM3_OFDMAHPO 0x1034 /* A-PHY OFDM High Power Offset (4 bytes, BigEndian) */ +#define SSB_SPROM3_GPIOLDC 0x1042 /* GPIO LED Powersave Duty Cycle (4 bytes, BigEndian) */ +#define SSB_SPROM3_GPIOLDC_OFF 0x0000FF00 /* Off Count */ +#define SSB_SPROM3_GPIOLDC_OFF_SHIFT 8 +#define SSB_SPROM3_GPIOLDC_ON 0x00FF0000 /* On Count */ +#define SSB_SPROM3_GPIOLDC_ON_SHIFT 16 +#define SSB_SPROM3_CCKPO 0x1078 /* CCK Power Offset */ +#define SSB_SPROM3_CCKPO_1M 0x000F /* 1M Rate PO */ +#define SSB_SPROM3_CCKPO_2M 0x00F0 /* 2M Rate PO */ +#define SSB_SPROM3_CCKPO_2M_SHIFT 4 +#define SSB_SPROM3_CCKPO_55M 0x0F00 /* 5.5M Rate PO */ +#define SSB_SPROM3_CCKPO_55M_SHIFT 8 +#define SSB_SPROM3_CCKPO_11M 0xF000 /* 11M Rate PO */ +#define SSB_SPROM3_CCKPO_11M_SHIFT 12 +#define SSB_SPROM3_OFDMGPO 0x107A /* G-PHY OFDM Power Offset (4 bytes, BigEndian) */ + +/* Values for SSB_SPROM1_BINF_CCODE */ +enum { + SSB_SPROM1CCODE_WORLD = 0, + SSB_SPROM1CCODE_THAILAND, + SSB_SPROM1CCODE_ISRAEL, + SSB_SPROM1CCODE_JORDAN, + SSB_SPROM1CCODE_CHINA, + SSB_SPROM1CCODE_JAPAN, + SSB_SPROM1CCODE_USA_CANADA_ANZ, + SSB_SPROM1CCODE_EUROPE, + SSB_SPROM1CCODE_USA_LOW, + SSB_SPROM1CCODE_JAPAN_HIGH, + SSB_SPROM1CCODE_ALL, + SSB_SPROM1CCODE_NONE, +}; + +/* Address-Match values and masks (SSB_ADMATCH?) */ +#define SSB_ADM_TYPE 0x00000003 /* Address type */ +#define SSB_ADM_TYPE0 0 +#define SSB_ADM_TYPE1 1 +#define SSB_ADM_TYPE2 2 +#define SSB_ADM_AD64 0x00000004 +#define SSB_ADM_SZ0 0x000000F8 /* Type0 size */ +#define SSB_ADM_SZ0_SHIFT 3 +#define SSB_ADM_SZ1 0x000001F8 /* Type1 size */ +#define SSB_ADM_SZ1_SHIFT 3 +#define SSB_ADM_SZ2 0x000001F8 /* Type2 size */ +#define SSB_ADM_SZ2_SHIFT 3 +#define SSB_ADM_EN 0x00000400 /* Enable */ +#define SSB_ADM_NEG 0x00000800 /* Negative decode */ +#define SSB_ADM_BASE0 0xFFFFFF00 /* Type0 base address */ +#define SSB_ADM_BASE0_SHIFT 8 +#define SSB_ADM_BASE1 0xFFFFF000 /* Type1 base address for the core */ +#define SSB_ADM_BASE1_SHIFT 12 +#define SSB_ADM_BASE2 0xFFFF0000 /* Type2 base address for the core */ +#define SSB_ADM_BASE2_SHIFT 16 + + +#endif /* __KERNEL__ */ +#endif /* LINUX_SSB_REGS_H_ */ diff --git a/target/linux/brcm47xx-2.6/patches/100-board_support.patch b/target/linux/brcm47xx-2.6/patches/100-board_support.patch index 1d84b0b8d7..963b05dba0 100644 --- a/target/linux/brcm47xx-2.6/patches/100-board_support.patch +++ b/target/linux/brcm47xx-2.6/patches/100-board_support.patch @@ -1,1516 +1,3 @@ -diff -urN linux.old/arch/mips/bcm947xx/cfe_env.c linux.dev/arch/mips/bcm947xx/cfe_env.c ---- linux.old/arch/mips/bcm947xx/cfe_env.c 1970-01-01 01:00:00.000000000 +0100 -+++ linux.dev/arch/mips/bcm947xx/cfe_env.c 2007-01-25 23:34:01.000000000 +0100 -@@ -0,0 +1,232 @@ -+/* -+ * CFE environment varialble access -+ * -+ * Copyright 2006, 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. -+ * -+ * Copyright 2001-2003, Broadcom Corporation -+ * -+ * 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/init.h> -+#include <linux/module.h> -+#include <linux/kernel.h> -+#include <linux/string.h> -+#include <asm/io.h> -+#include <asm/uaccess.h> -+ -+#define NVRAM_SIZE (0x1ff0) -+static char _nvdata[NVRAM_SIZE] __initdata; -+static char _valuestr[256] __initdata; -+ -+/* -+ * TLV types. These codes are used in the "type-length-value" -+ * encoding of the items stored in the NVRAM device (flash or EEPROM) -+ * -+ * The layout of the flash/nvram is as follows: -+ * -+ * <type> <length> <data ...> <type> <length> <data ...> <type_end> -+ * -+ * The type code of "ENV_TLV_TYPE_END" marks the end of the list. -+ * The "length" field marks the length of the data section, not -+ * including the type and length fields. -+ * -+ * Environment variables are stored as follows: -+ * -+ * <type_env> <length> <flags> <name> = <value> -+ * -+ * If bit 0 (low bit) is set, the length is an 8-bit value. -+ * If bit 0 (low bit) is clear, the length is a 16-bit value -+ * -+ * Bit 7 set indicates "user" TLVs. In this case, bit 0 still -+ * indicates the size of the length field. -+ * -+ * Flags are from the constants below: -+ * -+ */ -+#define ENV_LENGTH_16BITS 0x00 /* for low bit */ -+#define ENV_LENGTH_8BITS 0x01 -+ -+#define ENV_TYPE_USER 0x80 -+ -+#define ENV_CODE_SYS(n,l) (((n)<<1)|(l)) -+#define ENV_CODE_USER(n,l) ((((n)<<1)|(l)) | ENV_TYPE_USER) -+ -+/* -+ * The actual TLV types we support -+ */ -+ -+#define ENV_TLV_TYPE_END 0x00 -+#define ENV_TLV_TYPE_ENV ENV_CODE_SYS(0,ENV_LENGTH_8BITS) -+ -+/* -+ * Environment variable flags -+ */ -+ -+#define ENV_FLG_NORMAL 0x00 /* normal read/write */ -+#define ENV_FLG_BUILTIN 0x01 /* builtin - not stored in flash */ -+#define ENV_FLG_READONLY 0x02 /* read-only - cannot be changed */ -+ -+#define ENV_FLG_MASK 0xFF /* mask of attributes we keep */ -+#define ENV_FLG_ADMIN 0x100 /* lets us internally override permissions */ -+ -+ -+/* ********************************************************************* -+ * _nvram_read(buffer,offset,length) -+ * -+ * Read data from the NVRAM device -+ * -+ * Input parameters: -+ * buffer - destination buffer -+ * offset - offset of data to read -+ * length - number of bytes to read -+ * -+ * Return value: -+ * number of bytes read, or <0 if error occured -+ ********************************************************************* */ -+static int -+_nvram_read(unsigned char *nv_buf, unsigned char *buffer, int offset, int length) -+{ -+ int i; -+ if (offset > NVRAM_SIZE) -+ return -1; -+ -+ for ( i = 0; i < length; i++) { -+ buffer[i] = ((volatile unsigned char*)nv_buf)[offset + i]; -+ } -+ return length; -+} -+ -+ -+static char* -+_strnchr(const char *dest,int c,size_t cnt) -+{ -+ while (*dest && (cnt > 0)) { -+ if (*dest == c) return (char *) dest; -+ dest++; -+ cnt--; -+ } -+ return NULL; -+} -+ -+ -+ -+/* -+ * Core support API: Externally visible. -+ */ -+ -+/* -+ * Get the value of an NVRAM variable -+ * @param name name of variable to get -+ * @return value of variable or NULL if undefined -+ */ -+ -+char* -+cfe_env_get(unsigned char *nv_buf, char* name) -+{ -+ int size; -+ unsigned char *buffer; -+ unsigned char *ptr; -+ unsigned char *envval; -+ unsigned int reclen; -+ unsigned int rectype; -+ int offset; -+ int flg; -+ -+ size = NVRAM_SIZE; -+ buffer = &_nvdata[0]; -+ -+ ptr = buffer; -+ offset = 0; -+ -+ /* Read the record type and length */ -+ if (_nvram_read(nv_buf, ptr,offset,1) != 1) { -+ goto error; -+ } -+ -+ while ((*ptr != ENV_TLV_TYPE_END) && (size > 1)) { -+ -+ /* Adjust pointer for TLV type */ -+ rectype = *(ptr); -+ offset++; -+ size--; -+ -+ /* -+ * Read the length. It can be either 1 or 2 bytes -+ * depending on the code -+ */ -+ if (rectype & ENV_LENGTH_8BITS) { -+ /* Read the record type and length - 8 bits */ -+ if (_nvram_read(nv_buf, ptr,offset,1) != 1) { -+ goto error; -+ } -+ reclen = *(ptr); -+ size--; -+ offset++; -+ } -+ else { -+ /* Read the record type and length - 16 bits, MSB first */ -+ if (_nvram_read(nv_buf, ptr,offset,2) != 2) { -+ goto error; -+ } -+ reclen = (((unsigned int) *(ptr)) << 8) + (unsigned int) *(ptr+1); -+ size -= 2; -+ offset += 2; -+ } -+ -+ if (reclen > size) -+ break; /* should not happen, bad NVRAM */ -+ -+ switch (rectype) { -+ case ENV_TLV_TYPE_ENV: -+ /* Read the TLV data */ -+ if (_nvram_read(nv_buf, ptr,offset,reclen) != reclen) -+ goto error; -+ flg = *ptr++; -+ envval = (unsigned char *) _strnchr(ptr,'=',(reclen-1)); -+ if (envval) { -+ *envval++ = '\0'; -+ memcpy(_valuestr,envval,(reclen-1)-(envval-ptr)); -+ _valuestr[(reclen-1)-(envval-ptr)] = '\0'; -+#if 0 -+ printk(KERN_INFO "NVRAM:%s=%s\n", ptr, _valuestr); -+#endif -+ if(!strcmp(ptr, name)){ -+ return _valuestr; -+ } -+ if((strlen(ptr) > 1) && !strcmp(&ptr[1], name)) -+ return _valuestr; -+ } -+ break; -+ -+ default: -+ /* Unknown TLV type, skip it. */ -+ break; -+ } -+ -+ /* -+ * Advance to next TLV -+ */ -+ -+ size -= (int)reclen; -+ offset += reclen; -+ -+ /* Read the next record type */ -+ ptr = buffer; -+ if (_nvram_read(nv_buf, ptr,offset,1) != 1) -+ goto error; -+ } -+ -+error: -+ return NULL; -+ -+} -+ -diff -urN linux.old/arch/mips/bcm947xx/include/nvram.h linux.dev/arch/mips/bcm947xx/include/nvram.h ---- linux.old/arch/mips/bcm947xx/include/nvram.h 1970-01-01 01:00:00.000000000 +0100 -+++ linux.dev/arch/mips/bcm947xx/include/nvram.h 2007-01-25 23:34:01.000000000 +0100 -@@ -0,0 +1,37 @@ -+/* -+ * Copyright (C) 2006 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. -+ */ -+ -+#ifndef __NVRAM_H -+#define __NVRAM_H -+ -+struct nvram_header { -+ u32 magic; -+ u32 len; -+ u32 crc_ver_init; /* 0:7 crc, 8:15 ver, 16:31 sdram_init */ -+ u32 config_refresh; /* 0:15 sdram_config, 16:31 sdram_refresh */ -+ u32 config_ncdl; /* ncdl values for memc */ -+}; -+ -+struct nvram_tuple { -+ char *name; -+ char *value; -+ struct nvram_tuple *next; -+}; -+ -+#define NVRAM_HEADER 0x48534C46 /* 'FLSH' */ -+#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 -+ -+char *nvram_get(const char *name); -+ -+#endif -diff -urN linux.old/arch/mips/bcm947xx/irq.c linux.dev/arch/mips/bcm947xx/irq.c ---- linux.old/arch/mips/bcm947xx/irq.c 1970-01-01 01:00:00.000000000 +0100 -+++ linux.dev/arch/mips/bcm947xx/irq.c 2007-01-25 23:34:01.000000000 +0100 -@@ -0,0 +1,63 @@ -+/* -+ * Copyright (C) 2004 Florian Schirmer (jolt@tuxbox.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. -+ */ -+ -+#include <linux/errno.h> -+#include <linux/init.h> -+#include <linux/interrupt.h> -+#include <linux/irq.h> -+#include <linux/module.h> -+#include <linux/smp.h> -+#include <linux/types.h> -+ -+#include <asm/cpu.h> -+#include <asm/io.h> -+#include <asm/irq.h> -+#include <asm/irq_cpu.h> -+ -+void plat_irq_dispatch(void) -+{ -+ u32 cause; -+ -+ cause = read_c0_cause() & read_c0_status() & CAUSEF_IP; -+ -+ clear_c0_status(cause); -+ -+ if (cause & CAUSEF_IP7) -+ do_IRQ(7); -+ if (cause & CAUSEF_IP2) -+ do_IRQ(2); -+ if (cause & CAUSEF_IP3) -+ do_IRQ(3); -+ if (cause & CAUSEF_IP4) -+ do_IRQ(4); -+ if (cause & CAUSEF_IP5) -+ do_IRQ(5); -+ if (cause & CAUSEF_IP6) -+ do_IRQ(6); -+} -+ -+void __init arch_init_irq(void) -+{ -+ mips_cpu_irq_init(0); -+} -diff -urN linux.old/arch/mips/bcm947xx/Makefile linux.dev/arch/mips/bcm947xx/Makefile ---- linux.old/arch/mips/bcm947xx/Makefile 1970-01-01 01:00:00.000000000 +0100 -+++ linux.dev/arch/mips/bcm947xx/Makefile 2007-01-26 01:38:18.000000000 +0100 -@@ -0,0 +1,7 @@ -+# -+# Makefile for the BCM47xx specific kernel interface routines -+# under Linux. -+# -+ -+obj-y := irq.o prom.o setup.o time.o -+obj-y += nvram.o cfe_env.o -diff -urN linux.old/arch/mips/bcm947xx/nvram.c linux.dev/arch/mips/bcm947xx/nvram.c ---- linux.old/arch/mips/bcm947xx/nvram.c 1970-01-01 01:00:00.000000000 +0100 -+++ linux.dev/arch/mips/bcm947xx/nvram.c 2007-01-26 01:14:42.000000000 +0100 -@@ -0,0 +1,131 @@ -+/* -+ * BCM947xx nvram variable access -+ * -+ * Copyright 2006, 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. -+ * -+ * -+ * Copyright 2005, Broadcom Corporation -+ * -+ * 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/init.h> -+#include <linux/module.h> -+#include <linux/ssb/ssb.h> -+#include <linux/kernel.h> -+#include <linux/string.h> -+#include <linux/interrupt.h> -+#include <linux/spinlock.h> -+#include <linux/slab.h> -+#include <asm/byteorder.h> -+#include <asm/bootinfo.h> -+#include <asm/addrspace.h> -+#include <asm/io.h> -+#include <asm/uaccess.h> -+ -+#include <nvram.h> -+ -+#define MB * 1048576 -+extern struct ssb_bus ssb; -+ -+static char nvram_buf[NVRAM_SPACE]; -+static int cfe_env; -+extern char *cfe_env_get(char *nv_buf, const char *name); -+ -+/* Probe for NVRAM header */ -+static void __init early_nvram_init(void) -+{ -+ struct ssb_mipscore *mcore = &ssb.mipscore; -+ struct nvram_header *header; -+ int i; -+ u32 base, lim, off; -+ u32 *src, *dst; -+ -+ base = mcore->flash_window; -+ lim = mcore->flash_window_size; -+ cfe_env = 0; -+ -+ -+ /* XXX: hack for supporting the CFE environment stuff on WGT634U */ -+ if (lim >= 8 MB) { -+ src = (u32 *) KSEG1ADDR(base + 8 MB - 0x2000); -+ dst = (u32 *) nvram_buf; -+ -+ if ((*src & 0xff00ff) == 0x000001) { -+ printk("early_nvram_init: WGT634U NVRAM found.\n"); -+ -+ for (i = 0; i < 0x1ff0; i++) { -+ if (*src == 0xFFFFFFFF) -+ break; -+ *dst++ = *src++; -+ } -+ cfe_env = 1; -+ return; -+ } -+ } -+ -+ off = 0x20000; -+ while (off <= lim) { -+ /* Windowed flash access */ -+ header = (struct nvram_header *) KSEG1ADDR(base + off - NVRAM_SPACE); -+ if (header->magic == NVRAM_HEADER) -+ goto found; -+ off <<= 1; -+ } -+ -+ /* Try embedded NVRAM at 4 KB and 1 KB as last resorts */ -+ header = (struct nvram_header *) KSEG1ADDR(base + 4096); -+ if (header->magic == NVRAM_HEADER) -+ goto found; -+ -+ header = (struct nvram_header *) KSEG1ADDR(base + 1024); -+ if (header->magic == NVRAM_HEADER) -+ goto found; -+ -+ 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++ = le32_to_cpu(*src++); -+} -+ -+char *nvram_get(const char *name) -+{ -+ char *var, *value, *end, *eq; -+ -+ if (!name) -+ return NULL; -+ -+ if (!nvram_buf[0]) -+ early_nvram_init(); -+ -+ if (cfe_env) -+ return cfe_env_get(nvram_buf, name); -+ -+ /* 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; -+} -diff -urN linux.old/arch/mips/bcm947xx/prom.c linux.dev/arch/mips/bcm947xx/prom.c ---- linux.old/arch/mips/bcm947xx/prom.c 1970-01-01 01:00:00.000000000 +0100 -+++ linux.dev/arch/mips/bcm947xx/prom.c 2007-01-26 20:20:38.000000000 +0100 -@@ -0,0 +1,61 @@ -+/* -+ * Copyright (C) 2004 Florian Schirmer (jolt@tuxbox.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. -+ */ -+ -+#include <linux/init.h> -+#include <linux/mm.h> -+#include <linux/sched.h> -+#include <linux/bootmem.h> -+ -+#include <asm/addrspace.h> -+#include <asm/bootinfo.h> -+#include <asm/pmon.h> -+ -+const char *get_system_type(void) -+{ -+ return "Broadcom BCM47xx"; -+} -+ -+void __init prom_init(void) -+{ -+ unsigned long mem; -+ -+ mips_machgroup = MACH_GROUP_BRCM; -+ mips_machtype = MACH_BCM47XX; -+ -+ cfe_setup(fw_arg0, fw_arg1, fw_arg2, fw_arg3); -+ -+ /* 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); -+} -+ -+unsigned long __init prom_free_prom_memory(void) -+{ -+ return 0; -+} -diff -urN linux.old/arch/mips/bcm947xx/setup.c linux.dev/arch/mips/bcm947xx/setup.c ---- linux.old/arch/mips/bcm947xx/setup.c 1970-01-01 01:00:00.000000000 +0100 -+++ linux.dev/arch/mips/bcm947xx/setup.c 2007-01-26 20:20:38.000000000 +0100 -@@ -0,0 +1,162 @@ -+/* -+ * Copyright (C) 2004 Florian Schirmer (jolt@tuxbox.org) -+ * Copyright (C) 2005 Waldemar Brodkorb <wbx@openwrt.org> -+ * Copyright (C) 2006 Felix Fietkau <nbd@openwrt.org> -+ * Copyright (C) 2006 Michael Buesch -+ * -+ * 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. -+ */ -+ -+#include <linux/init.h> -+#include <linux/types.h> -+#include <linux/tty.h> -+#include <linux/serial.h> -+#include <linux/serial_core.h> -+#include <linux/serial_reg.h> -+#include <asm/bootinfo.h> -+#include <asm/time.h> -+#include <asm/reboot.h> -+#include <asm/cfe.h> -+#include <linux/pm.h> -+#include <linux/ssb/ssb.h> -+ -+#include <nvram.h> -+ -+extern void bcm47xx_pci_init(void); -+extern void bcm47xx_time_init(void); -+ -+struct ssb_bus ssb; -+ -+static void bcm47xx_machine_restart(char *command) -+{ -+ printk(KERN_ALERT "Please stand by while rebooting the system...\n"); -+ local_irq_disable(); -+ /* CFE has a reboot callback, but that does not work. -+ * Oopses with: Reserved instruction in kernel code. -+ */ -+ -+ /* Set the watchdog timer to reset immediately */ -+//TODO sb_watchdog(sbh, 1); -+ while (1) -+ cpu_relax(); -+} -+ -+static void bcm47xx_machine_halt(void) -+{ -+ /* Disable interrupts and watchdog and spin forever */ -+ local_irq_disable(); -+//TODO sb_watchdog(sbh, 0); -+ while (1) -+ cpu_relax(); -+} -+ -+static void e_aton(char *str, char *dest) -+{ -+ int i = 0; -+ -+ if (str == NULL) { -+ memset(dest, 0, 6); -+ return; -+ } -+ -+ for (;;) { -+ dest[i++] = (char) simple_strtoul(str, NULL, 16); -+ str += 2; -+ if (!*str++ || i == 6) -+ break; -+ } -+} -+ -+static void bcm47xx_fill_sprom(struct ssb_sprom *sprom) -+{ -+ // TODO -+} -+ -+static void bcm47xx_fill_sprom_nvram(struct ssb_sprom *sprom) -+{ -+ char *s; -+ -+ memset(sprom, 0, sizeof(struct ssb_sprom)); -+ -+ sprom->revision = 3; -+ if ((s = nvram_get("et0macaddr"))) -+ e_aton(s, sprom->r1.et0mac); -+ if ((s = nvram_get("et1macaddr"))) -+ e_aton(s, sprom->r1.et1mac); -+ if ((s = nvram_get("et0phyaddr"))) -+ sprom->r1.et0phyaddr = simple_strtoul(s, NULL, 10); -+ if ((s = nvram_get("et1phyaddr"))) -+ sprom->r1.et1phyaddr = simple_strtoul(s, NULL, 10); -+} -+ -+void __init plat_mem_setup(void) -+{ -+ int i, err; -+ char *s; -+ struct ssb_mipscore *mcore; -+ -+ err = ssb_bus_ssbbus_register(&ssb, SSB_ENUM_BASE, bcm47xx_fill_sprom); -+ if (err) { -+ const char *msg = "Failed to initialize SSB bus (err %d)\n"; -+ cfe_printk(msg, err); /* Make sure the message gets out of the box. */ -+ panic(msg, err); -+ } -+ mcore = &ssb.mipscore; -+ -+ /* FIXME: the nvram init depends on the ssb being fully initializes, -+ * can't use the fill_sprom callback yet! */ -+ bcm47xx_fill_sprom_nvram(&ssb.sprom); -+ -+ s = nvram_get("kernel_args"); -+ if (s && !strncmp(s, "console=ttyS1", 13)) { -+ struct ssb_serial_port port; -+ -+ cfe_printk("Swapping serial ports!\n"); -+ /* swap serial ports */ -+ memcpy(&port, &mcore->serial_ports[0], sizeof(port)); -+ memcpy(&mcore->serial_ports[0], &mcore->serial_ports[1], sizeof(port)); -+ memcpy(&mcore->serial_ports[1], &port, sizeof(port)); -+ } -+ -+ for (i = 0; i < mcore->nr_serial_ports; i++) { -+ struct ssb_serial_port *port = &(mcore->serial_ports[i]); -+ struct uart_port s; -+ -+ memset(&s, 0, sizeof(s)); -+ s.line = i; -+ s.membase = port->regs; -+ s.irq = port->irq + 2;//FIXME? -+ s.uartclk = port->baud_base; -+ s.flags = UPF_BOOT_AUTOCONF | UPF_SHARE_IRQ; -+ s.iotype = SERIAL_IO_MEM; -+ s.regshift = port->reg_shift; -+ -+ early_serial_setup(&s); -+ } -+ cfe_printk("Serial init done.\n"); -+ -+ _machine_restart = bcm47xx_machine_restart; -+ _machine_halt = bcm47xx_machine_halt; -+ pm_power_off = bcm47xx_machine_halt; -+ -+ board_time_init = bcm47xx_time_init;//FIXME move into ssb -+} -+ -diff -urN linux.old/arch/mips/bcm947xx/time.c linux.dev/arch/mips/bcm947xx/time.c ---- linux.old/arch/mips/bcm947xx/time.c 1970-01-01 01:00:00.000000000 +0100 -+++ linux.dev/arch/mips/bcm947xx/time.c 2007-01-26 16:26:48.000000000 +0100 -@@ -0,0 +1,62 @@ -+/* -+ * Copyright (C) 2004 Florian Schirmer (jolt@tuxbox.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. -+ */ -+ -+#include <linux/init.h> -+#include <linux/kernel.h> -+#include <linux/sched.h> -+#include <linux/serial_reg.h> -+#include <linux/interrupt.h> -+#include <linux/ssb/ssb.h> -+#include <asm/addrspace.h> -+#include <asm/io.h> -+#include <asm/time.h> -+ -+extern struct ssb_bus ssb; -+ -+void __init -+bcm47xx_time_init(void) -+{ -+ unsigned long hz; -+ -+ /* -+ * Use deterministic values for initial counter interrupt -+ * so that calibrate delay avoids encountering a counter wrap. -+ */ -+ write_c0_count(0); -+ write_c0_compare(0xffff); -+ -+// hz = ssb_clockspeed(&ssb); -+// if (!hz) -+ hz = 100000000; -+ -+ /* Set MIPS counter frequency for fixed_rate_gettimeoffset() */ -+ mips_hpt_frequency = hz; -+} -+ -+void __init -+plat_timer_setup(struct irqaction *irq) -+{ -+ /* Enable the timer interrupt */ -+ setup_irq(7, irq); -+} -diff -urN linux.old/arch/mips/cfe/cfe.c linux.dev/arch/mips/cfe/cfe.c ---- linux.old/arch/mips/cfe/cfe.c 1970-01-01 01:00:00.000000000 +0100 -+++ linux.dev/arch/mips/cfe/cfe.c 2007-01-25 23:34:01.000000000 +0100 -@@ -0,0 +1,533 @@ -+/* -+ * Broadcom Common Firmware Environment (CFE) support -+ * -+ * Copyright 2000, 2001, 2002 -+ * Broadcom Corporation. All rights reserved. -+ * -+ * Copyright (C) 2006 Michael Buesch -+ * -+ * Original Authors: Mitch Lichtenberg, Chris Demetriou -+ * -+ * This software is furnished under license and may be used and copied only -+ * in accordance with the following terms and conditions. Subject to these -+ * conditions, you may download, copy, install, use, modify and distribute -+ * modified or unmodified copies of this software in source and/or binary -+ * form. No title or ownership is transferred hereby. -+ * -+ * 1) Any source code used, modified or distributed must reproduce and -+ * retain this copyright notice and list of conditions as they appear in -+ * the source file. -+ * -+ * 2) No right is granted to use any trade name, trademark, or logo of -+ * Broadcom Corporation. The "Broadcom Corporation" name may not be -+ * used to endorse or promote products derived from this software -+ * without the prior written permission of Broadcom Corporation. -+ * -+ * 3) THIS SOFTWARE IS PROVIDED "AS-IS" AND ANY EXPRESS OR IMPLIED -+ * WARRANTIES, INCLUDING BUT NOT LIMITED TO, ANY IMPLIED WARRANTIES OF -+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, OR -+ * NON-INFRINGEMENT ARE DISCLAIMED. IN NO EVENT SHALL BROADCOM BE LIABLE -+ * FOR ANY DAMAGES WHATSOEVER, AND IN PARTICULAR, BROADCOM SHALL NOT BE -+ * LIABLE FOR 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), EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. -+ */ -+ -+#include <linux/init.h> -+#include <linux/string.h> -+#include <linux/errno.h> -+#include <linux/spinlock.h> -+#include <asm/cfe.h> -+ -+#include "cfe_private.h" -+ -+ -+static cfe_uint_t cfe_handle; -+static int (*cfe_trampoline)(long handle, long iocb); -+ -+ -+#include <linux/kernel.h> -+ -+void __init cfe_setup(unsigned long fwarg0, unsigned long fwarg1, -+ unsigned long fwarg2, unsigned long fwarg3) -+{ -+ if (fwarg3 == 0x80300000) { -+ /* WRT54G workaround */ -+ fwarg3 = CFE_EPTSEAL; -+ fwarg2 = 0xBFC00500; -+ } -+ if (fwarg3 != CFE_EPTSEAL) { -+ /* We are not booted from CFE */ -+ return; -+ } -+ if (fwarg1 == 0) { -+ /* We are on the boot CPU */ -+ cfe_handle = (cfe_uint_t)fwarg0; -+ cfe_trampoline = CFE_TO_PTR(fwarg2); -+ } -+} -+ -+int cfe_vprintk(const char *fmt, va_list args) -+{ -+ static char buffer[1024]; -+ static DEFINE_SPINLOCK(lock); -+ static const char pfx[] = "CFE-console: "; -+ static const size_t pfx_len = sizeof(pfx) - 1; -+ unsigned long flags; -+ int len, cnt, pos; -+ int handle; -+ int res; -+ -+ if (!cfe_present()) -+ return -ENODEV; -+ -+ spin_lock_irqsave(&lock, flags); -+ handle = cfe_getstdhandle(CFE_STDHANDLE_CONSOLE); -+ if (CFE_ISERR(handle)) { -+ len = -EIO; -+ goto out; -+ } -+ strcpy(buffer, pfx); -+ len = vscnprintf(buffer + pfx_len, -+ sizeof(buffer) - pfx_len - 2, -+ fmt, args); -+ len += pfx_len; -+ /* The CFE console requires CR-LF line-ends. -+ * Add a CR, if we only terminate lines with a LF. -+ * This does only fix CR-LF at the end of the string. -+ * So for multiple lines, use multiple cfe_vprintk calls. -+ */ -+ if (len > 1 && -+ buffer[len - 1] == '\n' && buffer[len - 2] != '\r') { -+ buffer[len - 1] = '\r'; -+ buffer[len] = '\n'; -+ len += 1; -+ } -+ cnt = len; -+ pos = 0; -+ while (cnt > 0) { -+ res = cfe_write(handle, buffer + pos, len - pos); -+ if (CFE_ISERR(res)) { -+ len = -EIO; -+ goto out; -+ } -+ cnt -= res; -+ pos += res; -+ } -+out: -+ spin_unlock_irqrestore(&lock, flags); -+ -+ return len; -+} -+ -+int cfe_printk(const char *fmt, ...) -+{ -+ va_list args; -+ int res; -+ -+ va_start(args, fmt); -+ res = cfe_vprintk(fmt, args); -+ va_end(args); -+ -+ return res; -+} -+ -+static int cfe_iocb_dispatch(struct cfe_iocb *iocb) -+{ -+ if (!cfe_present()) -+ return CFE_ERR_UNSUPPORTED; -+ return cfe_trampoline((long)cfe_handle, (long)iocb); -+} -+ -+int cfe_present(void) -+{ -+ return (cfe_trampoline != NULL); -+} -+ -+int cfe_close(int handle) -+{ -+ struct cfe_iocb iocb; -+ int err; -+ -+ memset(&iocb, 0, sizeof(iocb)); -+ iocb.fcode = CFE_CMD_DEV_CLOSE; -+ iocb.handle = handle; -+ -+ err = cfe_iocb_dispatch(&iocb); -+ -+ return (CFE_ISERR(err)) ? err : iocb.status; -+} -+ -+int cfe_cpu_start(int cpu, void (*fn)(void), long sp, long gp, long a1) -+{ -+ struct cfe_iocb iocb; -+ int err; -+ -+ memset(&iocb, 0, sizeof(iocb)); -+ iocb.fcode = CFE_CMD_FW_CPUCTL; -+ iocb.psize = sizeof(struct cfe_iocb_cpuctl); -+ iocb.cpuctl.number = cpu; -+ iocb.cpuctl.command = CFE_CPU_CMD_START; -+ iocb.cpuctl.gp = gp; -+ iocb.cpuctl.sp = sp; -+ iocb.cpuctl.a1 = a1; -+ iocb.cpuctl.start_addr = (long)fn; -+ -+ err = cfe_iocb_dispatch(&iocb); -+ -+ return (CFE_ISERR(err)) ? err : iocb.status; -+} -+ -+int cfe_cpu_stop(int cpu) -+{ -+ struct cfe_iocb iocb; -+ int err; -+ -+ memset(&iocb, 0, sizeof(iocb)); -+ iocb.fcode = CFE_CMD_FW_CPUCTL; -+ iocb.psize = sizeof(struct cfe_iocb_cpuctl); -+ iocb.cpuctl.number = cpu; -+ iocb.cpuctl.command = CFE_CPU_CMD_STOP; -+ -+ err = cfe_iocb_dispatch(&iocb); -+ -+ return (CFE_ISERR(err)) ? err : iocb.status; -+} -+ -+int cfe_enumenv(int idx, char *name, int namelen, char *val, int vallen) -+{ -+ struct cfe_iocb iocb; -+ int err; -+ -+ memset(&iocb, 0, sizeof(iocb)); -+ iocb.fcode = CFE_CMD_ENV_ENUM; -+ iocb.psize = sizeof(struct cfe_iocb_envbuf); -+ iocb.envbuf.index = idx; -+ iocb.envbuf.name = PTR_TO_CFE(name); -+ iocb.envbuf.name_len = namelen; -+ iocb.envbuf.val = PTR_TO_CFE(val); -+ iocb.envbuf.val_len = vallen; -+ -+ err = cfe_iocb_dispatch(&iocb); -+ -+ return (CFE_ISERR(err)) ? err : iocb.status; -+} -+ -+int cfe_enumdev(int idx, char *name, int namelen) -+{ -+ struct cfe_iocb iocb; -+ int err; -+ -+ memset(&iocb, 0, sizeof(iocb)); -+ -+ iocb.fcode = CFE_CMD_DEV_ENUM; -+ iocb.psize = sizeof(struct cfe_iocb_envbuf); -+ iocb.envbuf.index = idx; -+ iocb.envbuf.name = PTR_TO_CFE(name); -+ iocb.envbuf.name_len = namelen; -+ -+ err = cfe_iocb_dispatch(&iocb); -+ -+ return (CFE_ISERR(err)) ? err : iocb.status; -+} -+ -+int cfe_enummem(int idx, int flags, u64 *start, u64 *length, -+ u64 *type) -+{ -+ struct cfe_iocb iocb; -+ int err; -+ -+ memset(&iocb, 0, sizeof(iocb)); -+ -+ iocb.fcode = CFE_CMD_FW_MEMENUM; -+ iocb.flags = flags; -+ iocb.psize = sizeof(struct cfe_iocb_meminfo); -+ iocb.meminfo.index = idx; -+ -+ err = cfe_iocb_dispatch(&iocb); -+ if (CFE_ISERR(err)) -+ return err; -+ if (!CFE_ISERR(iocb.status)) { -+ *start = iocb.meminfo.addr; -+ *length = iocb.meminfo.size; -+ *type = iocb.meminfo.type; -+ } -+ -+ return iocb.status; -+} -+ -+int cfe_exit(int warm, int status) -+{ -+ struct cfe_iocb iocb; -+ int err; -+ -+printk("CFE REBOOT\n"); -+ memset(&iocb, 0, sizeof(iocb)); -+ iocb.fcode = CFE_CMD_FW_RESTART; -+ if (warm) -+ iocb.flags = CFE_FLG_WARMSTART; -+ iocb.psize = sizeof(struct cfe_iocb_exitstat); -+ iocb.exitstat.status = status; -+ -+printk("CALL\n"); -+ err = cfe_iocb_dispatch(&iocb); -+printk("DONE\n"); -+ -+ return (CFE_ISERR(err)) ? err : iocb.status; -+} -+ -+int cfe_flushcache(int flags) -+{ -+ struct cfe_iocb iocb; -+ int err; -+ -+ memset(&iocb, 0, sizeof(iocb)); -+ iocb.fcode = CFE_CMD_FW_FLUSHCACHE; -+ iocb.flags = flags; -+ -+ err = cfe_iocb_dispatch(&iocb); -+ -+ return (CFE_ISERR(err)) ? err : iocb.status; -+} -+ -+int cfe_getdevinfo(char *name) -+{ -+ struct cfe_iocb iocb; -+ int err; -+ -+ memset(&iocb, 0, sizeof(iocb)); -+ iocb.fcode = CFE_CMD_DEV_GETINFO; -+ iocb.psize = sizeof(struct cfe_iocb_buf); -+ iocb.buffer.ptr = PTR_TO_CFE(name); -+ iocb.buffer.length = strlen(name); -+ -+ err = cfe_iocb_dispatch(&iocb); -+ if (CFE_ISERR(err)) -+ return err; -+ if (CFE_ISERR(iocb.status)) -+ return iocb.status; -+ -+ return iocb.buffer.devflags; -+} -+ -+int cfe_getenv(char *name, char *dest, int destlen) -+{ -+ struct cfe_iocb iocb; -+ int err; -+ -+ dest[0] = '\0'; -+ memset(&iocb, 0, sizeof(iocb)); -+ iocb.fcode = CFE_CMD_ENV_GET; -+ iocb.psize = sizeof(struct cfe_iocb_envbuf); -+ iocb.envbuf.name = PTR_TO_CFE(name); -+ iocb.envbuf.name_len = strlen(name); -+ iocb.envbuf.val = PTR_TO_CFE(dest); -+ iocb.envbuf.val_len = destlen; -+ -+ err = cfe_iocb_dispatch(&iocb); -+ -+ return (CFE_ISERR(err)) ? err : iocb.status; -+} -+ -+int cfe_getfwinfo(struct cfe_fwinfo *info) -+{ -+ struct cfe_iocb iocb; -+ int err; -+ -+ memset(&iocb, 0, sizeof(iocb)); -+ iocb.fcode = CFE_CMD_FW_GETINFO; -+ iocb.psize = sizeof(struct cfe_iocb_fwinfo); -+ -+ err = cfe_iocb_dispatch(&iocb); -+ if (CFE_ISERR(err)) -+ return err; -+ if (CFE_ISERR(iocb.status)) -+ return err; -+ -+ info->version = iocb.fwinfo.version; -+ info->totalmem = iocb.fwinfo.totalmem; -+ info->flags = iocb.fwinfo.flags; -+ info->boardid = iocb.fwinfo.boardid; -+ info->bootarea_va = iocb.fwinfo.bootarea_va; -+ info->bootarea_pa = iocb.fwinfo.bootarea_pa; -+ info->bootarea_size = iocb.fwinfo.bootarea_size; -+ -+ return iocb.status; -+} -+ -+int cfe_getstdhandle(int handletype) -+{ -+ struct cfe_iocb iocb; -+ int err; -+ -+ memset(&iocb, 0, sizeof(iocb)); -+ iocb.fcode = CFE_CMD_DEV_GETHANDLE; -+ iocb.flags = handletype; -+ -+ err = cfe_iocb_dispatch(&iocb); -+ if (CFE_ISERR(err)) -+ return err; -+ if (CFE_ISERR(iocb.status)) -+ return iocb.status; -+ -+ return iocb.handle; -+} -+ -+int cfe_getticks(s64 *ticks) -+{ -+ struct cfe_iocb iocb; -+ int err; -+ -+ memset(&iocb, 0, sizeof(iocb)); -+ iocb.fcode = CFE_CMD_FW_GETTIME; -+ iocb.psize = sizeof(struct cfe_iocb_time); -+ -+ err = cfe_iocb_dispatch(&iocb); -+ if (CFE_ISERR(err)) -+ return err; -+ if (!CFE_ISERR(iocb.status)) -+ *ticks = iocb.time.ticks; -+ -+ return iocb.status; -+} -+ -+int cfe_inpstat(int handle) -+{ -+ struct cfe_iocb iocb; -+ int err; -+ -+ memset(&iocb, 0, sizeof(iocb)); -+ iocb.fcode = CFE_CMD_DEV_INPSTAT; -+ iocb.handle = handle; -+ iocb.psize = sizeof(struct cfe_iocb_inpstat); -+ -+ err = cfe_iocb_dispatch(&iocb); -+ if (CFE_ISERR(err)) -+ return err; -+ if (CFE_ISERR(iocb.status)) -+ return iocb.status; -+ -+ return iocb.inpstat.status; -+} -+ -+int cfe_ioctl(int handle, unsigned int ioctlnum, -+ unsigned char *buffer, int length, -+ int *retlen, u64 offset) -+{ -+ struct cfe_iocb iocb; -+ int err; -+ -+ memset(&iocb, 0, sizeof(iocb)); -+ iocb.fcode = CFE_CMD_DEV_IOCTL; -+ iocb.handle = handle; -+ iocb.psize = sizeof(struct cfe_iocb_buf); -+ iocb.buffer.offset = offset; -+ iocb.buffer.ioctlcmd = ioctlnum; -+ iocb.buffer.ptr = PTR_TO_CFE(buffer); -+ iocb.buffer.length = length; -+ -+ err = cfe_iocb_dispatch(&iocb); -+ if (CFE_ISERR(err)) -+ return err; -+ if (CFE_ISERR(iocb.status)) -+ return iocb.status; -+ if (retlen) -+ *retlen = iocb.buffer.retlen; -+ -+ return iocb.status; -+} -+ -+int cfe_open(char *name) -+{ -+ struct cfe_iocb iocb; -+ int err; -+ -+ memset(&iocb, 0, sizeof(iocb)); -+ iocb.fcode = CFE_CMD_DEV_OPEN; -+ iocb.psize = sizeof(struct cfe_iocb_buf); -+ iocb.buffer.ptr = PTR_TO_CFE(name); -+ iocb.buffer.length = strlen(name); -+ -+ err = cfe_iocb_dispatch(&iocb); -+ if (CFE_ISERR(err)) -+ return err; -+ if (CFE_ISERR(iocb.status)) -+ return iocb.status; -+ -+ return iocb.handle; -+} -+ -+int cfe_read(int handle, unsigned char *buffer, int length) -+{ -+ return cfe_readblk(handle, 0, buffer, length); -+} -+ -+int cfe_readblk(int handle, s64 offset, unsigned char *buffer, int length) -+{ -+ struct cfe_iocb iocb; -+ int err; -+ -+ memset(&iocb, 0, sizeof(iocb)); -+ iocb.fcode = CFE_CMD_DEV_READ; -+ iocb.handle = handle; -+ iocb.psize = sizeof(struct cfe_iocb_buf); -+ iocb.buffer.offset = offset; -+ iocb.buffer.ptr = PTR_TO_CFE(buffer); -+ iocb.buffer.length = length; -+ -+ err = cfe_iocb_dispatch(&iocb); -+ if (CFE_ISERR(err)) -+ return err; -+ if (CFE_ISERR(iocb.status)) -+ return iocb.status; -+ -+ return iocb.buffer.retlen; -+} -+ -+int cfe_setenv(char *name, char *val) -+{ -+ struct cfe_iocb iocb; -+ int err; -+ -+ memset(&iocb, 0, sizeof(iocb)); -+ iocb.fcode = CFE_CMD_ENV_SET; -+ iocb.psize = sizeof(struct cfe_iocb_envbuf); -+ iocb.envbuf.name = PTR_TO_CFE(name); -+ iocb.envbuf.name_len = strlen(name); -+ iocb.envbuf.val = PTR_TO_CFE(val); -+ iocb.envbuf.val_len = strlen(val); -+ -+ err = cfe_iocb_dispatch(&iocb); -+ -+ return (CFE_ISERR(err)) ? err : iocb.status; -+} -+ -+int cfe_write(int handle, unsigned char *buffer, int length) -+{ -+ return cfe_writeblk(handle, 0, buffer, length); -+} -+ -+int cfe_writeblk(int handle, s64 offset, unsigned char *buffer, int length) -+{ -+ struct cfe_iocb iocb; -+ int err; -+ -+ memset(&iocb, 0, sizeof(iocb)); -+ iocb.fcode = CFE_CMD_DEV_WRITE; -+ iocb.handle = handle; -+ iocb.psize = sizeof(struct cfe_iocb_buf); -+ iocb.buffer.offset = offset; -+ iocb.buffer.ptr = PTR_TO_CFE(buffer); -+ iocb.buffer.length = length; -+ -+ err = cfe_iocb_dispatch(&iocb); -+ if (CFE_ISERR(err)) -+ return err; -+ if (CFE_ISERR(iocb.status)) -+ return iocb.status; -+ -+ return iocb.buffer.retlen; -+} -diff -urN linux.old/arch/mips/cfe/cfe_private.h linux.dev/arch/mips/cfe/cfe_private.h ---- linux.old/arch/mips/cfe/cfe_private.h 1970-01-01 01:00:00.000000000 +0100 -+++ linux.dev/arch/mips/cfe/cfe_private.h 2007-01-25 23:34:01.000000000 +0100 -@@ -0,0 +1,176 @@ -+/* -+ * Broadcom Common Firmware Environment (CFE) support -+ * -+ * Copyright 2000, 2001, 2002 -+ * Broadcom Corporation. All rights reserved. -+ * -+ * Copyright (C) 2006 Michael Buesch -+ * -+ * Original Authors: Mitch Lichtenberg, Chris Demetriou -+ * -+ * This software is furnished under license and may be used and copied only -+ * in accordance with the following terms and conditions. Subject to these -+ * conditions, you may download, copy, install, use, modify and distribute -+ * modified or unmodified copies of this software in source and/or binary -+ * form. No title or ownership is transferred hereby. -+ * -+ * 1) Any source code used, modified or distributed must reproduce and -+ * retain this copyright notice and list of conditions as they appear in -+ * the source file. -+ * -+ * 2) No right is granted to use any trade name, trademark, or logo of -+ * Broadcom Corporation. The "Broadcom Corporation" name may not be -+ * used to endorse or promote products derived from this software -+ * without the prior written permission of Broadcom Corporation. -+ * -+ * 3) THIS SOFTWARE IS PROVIDED "AS-IS" AND ANY EXPRESS OR IMPLIED -+ * WARRANTIES, INCLUDING BUT NOT LIMITED TO, ANY IMPLIED WARRANTIES OF -+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, OR -+ * NON-INFRINGEMENT ARE DISCLAIMED. IN NO EVENT SHALL BROADCOM BE LIABLE -+ * FOR ANY DAMAGES WHATSOEVER, AND IN PARTICULAR, BROADCOM SHALL NOT BE -+ * LIABLE FOR 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), EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. -+ */ -+ -+#ifndef LINUX_CFE_PRIVATE_H_ -+#define LINUX_CFE_PRIVATE_H_ -+ -+#ifndef __ASSEMBLY__ -+ -+/* Seal indicating CFE's presence, passed to the kernel. */ -+#define CFE_EPTSEAL 0x43464531 -+ -+#define CFE_CMD_FW_GETINFO 0 -+#define CFE_CMD_FW_RESTART 1 -+#define CFE_CMD_FW_BOOT 2 -+#define CFE_CMD_FW_CPUCTL 3 -+#define CFE_CMD_FW_GETTIME 4 -+#define CFE_CMD_FW_MEMENUM 5 -+#define CFE_CMD_FW_FLUSHCACHE 6 -+ -+#define CFE_CMD_DEV_GETHANDLE 9 -+#define CFE_CMD_DEV_ENUM 10 -+#define CFE_CMD_DEV_OPEN 11 -+#define CFE_CMD_DEV_INPSTAT 12 -+#define CFE_CMD_DEV_READ 13 -+#define CFE_CMD_DEV_WRITE 14 -+#define CFE_CMD_DEV_IOCTL 15 -+#define CFE_CMD_DEV_CLOSE 16 -+#define CFE_CMD_DEV_GETINFO 17 -+ -+#define CFE_CMD_ENV_ENUM 20 -+#define CFE_CMD_ENV_GET 22 -+#define CFE_CMD_ENV_SET 23 -+#define CFE_CMD_ENV_DEL 24 -+ -+#define CFE_CMD_MAX 32 -+ -+#define CFE_CMD_VENDOR_USE 0x8000 /* codes above this are for customer use */ -+ -+typedef u64 cfe_uint_t; -+typedef s64 cfe_int_t; -+typedef s64 cfe_ptr_t; -+ -+/* Cast a pointer from native to CFE-API pointer and back */ -+#define CFE_TO_PTR(p) ((void *)(unsigned long)(p)) -+#define PTR_TO_CFE(p) ((cfe_ptr_t)(unsigned long)(p)) -+ -+struct cfe_iocb_buf { -+ cfe_uint_t offset; /* offset on device (bytes) */ -+ cfe_ptr_t ptr; /* pointer to a buffer */ -+ cfe_uint_t length; /* length of this buffer */ -+ cfe_uint_t retlen; /* returned length (for read ops) */ -+ union { -+ cfe_uint_t ioctlcmd; /* IOCTL command (used only for IOCTLs) */ -+ cfe_uint_t devflags; /* Returned device info flags */ -+ }; -+}; -+ -+struct cfe_iocb_inpstat { -+ cfe_uint_t status; /* 1 means input available */ -+}; -+ -+struct cfe_iocb_envbuf { -+ cfe_int_t index; /* 0-based enumeration index */ -+ cfe_ptr_t name; /* name string buffer */ -+ cfe_int_t name_len; /* size of name buffer */ -+ cfe_ptr_t val; /* value string buffer */ -+ cfe_int_t val_len; /* size of value string buffer */ -+}; -+ -+struct cfe_iocb_cpuctl { -+ cfe_uint_t number; /* cpu number to control */ -+ cfe_uint_t command; /* command to issue to CPU */ -+ cfe_uint_t start_addr; /* CPU start address */ -+ cfe_uint_t gp; /* starting GP value */ -+ cfe_uint_t sp; /* starting SP value */ -+ cfe_uint_t a1; /* starting A1 value */ -+}; -+ -+struct cfe_iocb_time { -+ cfe_int_t ticks; /* current time in ticks */ -+}; -+ -+struct cfe_iocb_exitstat { -+ cfe_int_t status; -+}; -+ -+struct cfe_iocb_meminfo { -+ cfe_int_t index; /* 0-based enumeration index */ -+ cfe_int_t type; /* type of memory block */ -+ cfe_uint_t addr; /* physical start address */ -+ cfe_uint_t size; /* block size */ -+}; -+ -+struct cfe_iocb_fwinfo { -+ cfe_int_t version; /* major, minor, eco version */ -+ cfe_int_t totalmem; /* total installed mem */ -+ cfe_int_t flags; /* various flags */ -+ cfe_int_t boardid; /* board ID */ -+ cfe_int_t bootarea_va; /* VA of boot area */ -+ cfe_int_t bootarea_pa; /* PA of boot area */ -+ cfe_int_t bootarea_size; /* size of boot area */ -+ cfe_int_t reserved1; -+ cfe_int_t reserved2; -+ cfe_int_t reserved3; -+}; -+ -+/* CFE I/O Control Block */ -+struct cfe_iocb { -+ cfe_uint_t fcode; /* IOCB function code */ -+ cfe_int_t status; /* return status */ -+ cfe_int_t handle; /* file/device handle */ -+ cfe_uint_t flags; /* flags for this IOCB */ -+ cfe_uint_t psize; /* size of parameter list */ -+ union { -+ struct cfe_iocb_buf buffer; /* buffer parameters */ -+ struct cfe_iocb_inpstat inpstat; /* input status parameters */ -+ struct cfe_iocb_envbuf envbuf; /* environment function parameters */ -+ struct cfe_iocb_cpuctl cpuctl; /* CPU control parameters */ -+ struct cfe_iocb_time time; /* timer parameters */ -+ struct cfe_iocb_meminfo meminfo; /* memory arena info parameters */ -+ struct cfe_iocb_fwinfo fwinfo; /* firmware information */ -+ struct cfe_iocb_exitstat exitstat; /* Exit Status */ -+ }; -+}; -+ -+ -+#include <linux/init.h> -+ -+void __init cfe_setup(unsigned long fwarg0, unsigned long fwarg1, -+ unsigned long fwarg2, unsigned long fwarg3); -+ -+#else /* __ASSEMBLY__ */ -+ -+ .macro cfe_early_init -+#ifdef CONFIG_CFE -+ jal cfe_setup -+#endif -+ .endm -+ -+#endif /* __ASSEMBLY__ */ -+#endif /* LINUX_CFE_PRIVATE_H_ */ -diff -urN linux.old/arch/mips/cfe/Makefile linux.dev/arch/mips/cfe/Makefile ---- linux.old/arch/mips/cfe/Makefile 1970-01-01 01:00:00.000000000 +0100 -+++ linux.dev/arch/mips/cfe/Makefile 2007-01-25 23:34:01.000000000 +0100 -@@ -0,0 +1,5 @@ -+# -+# Makefile for the Broadcom Common Firmware Environment support -+# -+ -+obj-y += cfe.o diff -urN linux.old/arch/mips/Kconfig linux.dev/arch/mips/Kconfig --- linux.old/arch/mips/Kconfig 2007-01-26 00:51:33.000000000 +0100 +++ linux.dev/arch/mips/Kconfig 2007-01-26 00:51:18.000000000 +0100 @@ -1525,7 +12,7 @@ diff -urN linux.old/arch/mips/Kconfig linux.dev/arch/mips/Kconfig mainmenu "Linux/MIPS Kernel Configuration" menu "Machine selection" -@@ -222,6 +226,24 @@ +@@ -222,6 +226,22 @@ Members include the Acer PICA, MIPS Magnum 4000, MIPS Millenium and Olivetti M700-10 workstations. @@ -1541,8 +28,6 @@ diff -urN linux.old/arch/mips/Kconfig linux.dev/arch/mips/Kconfig + select SSB_SERIAL + select SSB_DRIVER_PCICORE + select SSB_PCICORE_HOSTMODE -+ select SSB_DRIVER_MIPS -+ select SSB_DRIVER_EXTIF + select CFE + help + Support for BCM947xx based boards @@ -1658,3638 +143,6 @@ diff -urN linux.old/drivers/Makefile linux.dev/drivers/Makefile obj-$(CONFIG_GENERIC_TIME) += clocksource/ obj-$(CONFIG_DMA_ENGINE) += dma/ +obj-$(CONFIG_SSB) += ssb/ -diff -urN linux.old/drivers/ssb/core.c linux.dev/drivers/ssb/core.c ---- linux.old/drivers/ssb/core.c 1970-01-01 01:00:00.000000000 +0100 -+++ linux.dev/drivers/ssb/core.c 2007-01-26 00:44:13.000000000 +0100 -@@ -0,0 +1,805 @@ -+/* -+ * Sonics Silicon Backplane -+ * Subsystem core -+ * -+ * Copyright 2005, Broadcom Corporation -+ * Copyright 2006, 2007, Michael Buesch <mb@bu3sch.de> -+ * -+ * Licensed under the GNU/GPL. See COPYING for details. -+ */ -+ -+#include "ssb_private.h" -+ -+#include <linux/delay.h> -+#include <linux/ssb/ssb.h> -+#include <linux/ssb/ssb_regs.h> -+ -+#ifdef CONFIG_SSB_PCIHOST -+# include <linux/pci.h> -+#endif -+ -+#ifdef CONFIG_SSB_PCMCIAHOST -+# include <pcmcia/cs_types.h> -+# include <pcmcia/cs.h> -+# include <pcmcia/cistpl.h> -+# include <pcmcia/ds.h> -+#endif -+ -+ -+MODULE_DESCRIPTION("Sonics Silicon Backplane driver"); -+MODULE_LICENSE("GPL"); -+ -+ -+static LIST_HEAD(attach_queue); -+static LIST_HEAD(buses); -+static int nr_buses; -+static DEFINE_MUTEX(buses_mutex); -+ -+#define ssb_buses_lock() do { \ -+ if (!is_early_boot()) \ -+ mutex_lock(&buses_mutex); \ -+ } while (0) -+ -+#define ssb_buses_unlock() do { \ -+ if (!is_early_boot()) \ -+ mutex_unlock(&buses_mutex); \ -+ } while (0) -+ -+ -+static struct ssb_device * ssb_device_get(struct ssb_device *dev) -+{ -+ if (dev) -+ get_device(&dev->dev); -+ return dev; -+} -+ -+static void ssb_device_put(struct ssb_device *dev) -+{ -+ if (dev) -+ put_device(&dev->dev); -+} -+ -+static void ssb_bus_resume(struct ssb_bus *bus) -+{ -+printk("SSB BUS RESUME\n"); -+ ssb_pci_xtal(bus, SSB_GPIO_XTAL | SSB_GPIO_PLL, 1); -+ ssb_chipco_resume(&bus->chipco); -+} -+ -+static int ssb_device_resume(struct device *dev) -+{ -+ struct ssb_device *ssb_dev = dev_to_ssb_dev(dev); -+ struct ssb_driver *ssb_drv; -+ struct ssb_bus *bus; -+ int err = 0; -+ -+printk("SSB DEV RESUME\n"); -+ bus = ssb_dev->bus; -+ if (bus->suspend_cnt == bus->nr_devices) -+ ssb_bus_resume(bus); -+ bus->suspend_cnt--; -+ if (dev->driver) { -+ ssb_drv = drv_to_ssb_drv(dev->driver); -+ if (ssb_drv && ssb_drv->resume) -+ err = ssb_drv->resume(ssb_dev); -+ if (err) -+ goto out; -+ } -+out: -+ return err; -+} -+ -+static void ssb_bus_suspend(struct ssb_bus *bus, pm_message_t state) -+{ -+printk("SSB BUS SUSPEND\n"); -+// ssb_chipco_suspend(&bus->chipco, state); -+// ssb_pci_xtal(bus, SSB_GPIO_XTAL | SSB_GPIO_PLL, 0); -+} -+ -+static int ssb_device_suspend(struct device *dev, pm_message_t state) -+{ -+ struct ssb_device *ssb_dev = dev_to_ssb_dev(dev); -+ struct ssb_driver *ssb_drv; -+ struct ssb_bus *bus; -+ int err = 0; -+ -+printk("SSB DEV SUSPEND\n"); -+ if (dev->driver) { -+ ssb_drv = drv_to_ssb_drv(dev->driver); -+ if (ssb_drv && ssb_drv->suspend) -+ err = ssb_drv->suspend(ssb_dev, state); -+ if (err) -+ goto out; -+ } -+ -+ bus = ssb_dev->bus; -+ bus->suspend_cnt++; -+ if (bus->suspend_cnt == bus->nr_devices) { -+ /* All devices suspended. Shutdown the bus. */ -+ ssb_bus_suspend(bus, state); -+ } -+ -+out: -+ return err; -+} -+ -+static void ssb_device_shutdown(struct device *dev) -+{ -+ struct ssb_device *ssb_dev = dev_to_ssb_dev(dev); -+ struct ssb_driver *ssb_drv; -+ -+ if (!dev->driver) -+ return; -+ ssb_drv = drv_to_ssb_drv(dev->driver); -+ if (ssb_drv && ssb_drv->shutdown) -+ ssb_drv->shutdown(ssb_dev); -+} -+ -+static int ssb_device_remove(struct device *dev) -+{ -+ struct ssb_device *ssb_dev = dev_to_ssb_dev(dev); -+ struct ssb_driver *ssb_drv = drv_to_ssb_drv(dev->driver); -+ -+ if (ssb_drv && ssb_drv->remove) -+ ssb_drv->remove(ssb_dev); -+ ssb_device_put(ssb_dev); -+ -+ return 0; -+} -+ -+static int ssb_device_probe(struct device *dev) -+{ -+ struct ssb_device *ssb_dev = dev_to_ssb_dev(dev); -+ struct ssb_driver *ssb_drv = drv_to_ssb_drv(dev->driver); -+ int err = 0; -+ -+ ssb_device_get(ssb_dev); -+ if (ssb_drv && ssb_drv->probe) -+ err = ssb_drv->probe(ssb_dev, &ssb_dev->id); -+ if (err) -+ ssb_device_put(ssb_dev); -+ -+ return err; -+} -+ -+static int ssb_match_devid(const struct ssb_device_id *tabid, -+ const struct ssb_device_id *devid) -+{ -+ if ((tabid->vendor != devid->vendor) && -+ tabid->vendor != SSB_ANY_VENDOR) -+ return 0; -+ if ((tabid->coreid != devid->coreid) && -+ tabid->coreid != SSB_ANY_ID) -+ return 0; -+ if ((tabid->revision != devid->revision) && -+ tabid->revision != SSB_ANY_REV) -+ return 0; -+ return 1; -+} -+ -+static int ssb_bus_match(struct device *dev, struct device_driver *drv) -+{ -+ struct ssb_device *ssb_dev = dev_to_ssb_dev(dev); -+ struct ssb_driver *ssb_drv = drv_to_ssb_drv(drv); -+ const struct ssb_device_id *id; -+ -+ for (id = ssb_drv->id_table; -+ id->vendor || id->coreid || id->revision; -+ id++) { -+ if (ssb_match_devid(id, &ssb_dev->id)) -+ return 1; /* found */ -+ } -+ -+ return 0; -+} -+ -+struct bus_type ssb_bustype = { -+ .name = NULL, /* Intentionally NULL to indicate early boot */ -+ .match = ssb_bus_match, -+ .probe = ssb_device_probe, -+ .remove = ssb_device_remove, -+ .shutdown = ssb_device_shutdown, -+ .suspend = ssb_device_suspend, -+ .resume = ssb_device_resume, -+}; -+ -+#define is_early_boot() (ssb_bustype.name == NULL) -+ -+void ssb_bus_unregister(struct ssb_bus *bus) -+{ -+ struct ssb_device *dev; -+ int i; -+ -+ ssb_buses_lock(); -+ for (i = bus->nr_devices - 1; i >= 0; i--) { -+ dev = &(bus->devices[i]); -+ device_unregister(&dev->dev); -+ } -+ list_del(&bus->list); -+ ssb_buses_unlock(); -+ -+ ssb_iounmap(bus); -+} -+EXPORT_SYMBOL(ssb_bus_unregister); -+ -+static void ssb_release_dev(struct device *dev) -+{ -+ /* Nothing, devices are allocated together with struct ssb_bus. */ -+} -+ -+/* Needs ssb_buses_lock() */ -+static int ssb_attach_queued_buses(void) -+{ -+ struct ssb_bus *bus, *n; -+ struct ssb_device *dev; -+ int i, err; -+ -+ list_for_each_entry_safe(bus, n, &attach_queue, list) { -+ for (i = 0; i < bus->nr_devices; i++) { -+ dev = &(bus->devices[i]); -+ -+ dev->dev.release = ssb_release_dev; -+ err = device_register(&dev->dev); -+ if (err) { -+ ssb_printk(KERN_ERR PFX -+ "Could not register %s\n", -+ dev->dev.bus_id); -+ } -+ } -+ list_move_tail(&bus->list, &buses); -+ } -+ return 0; -+} -+ -+static void ssb_get_boardtype(struct ssb_bus *bus) -+{//FIXME for pcmcia? -+ if (bus->bustype != SSB_BUSTYPE_PCI) { -+ /* Must set board_vendor, board_type and board_rev -+ * before calling ssb_bus_*_register() */ -+ assert(bus->board_vendor && bus->board_type); -+ return; -+ } -+ ssb_pci_get_boardtype(bus); -+} -+ -+static u16 ssb_ssb_read16(struct ssb_device *dev, u16 offset) -+{ -+ struct ssb_bus *bus = dev->bus; -+ -+ offset += dev->core_index * SSB_CORE_SIZE; -+ return readw(bus->mmio + offset); -+} -+ -+static u32 ssb_ssb_read32(struct ssb_device *dev, u16 offset) -+{ -+ struct ssb_bus *bus = dev->bus; -+ -+ offset += dev->core_index * SSB_CORE_SIZE; -+ return readl(bus->mmio + offset); -+} -+ -+static void ssb_ssb_write16(struct ssb_device *dev, u16 offset, u16 value) -+{ -+ struct ssb_bus *bus = dev->bus; -+ -+ offset += dev->core_index * SSB_CORE_SIZE; -+ writew(value, bus->mmio + offset); -+} -+ -+static void ssb_ssb_write32(struct ssb_device *dev, u16 offset, u32 value) -+{ -+ struct ssb_bus *bus = dev->bus; -+ -+ offset += dev->core_index * SSB_CORE_SIZE; -+ writel(value, bus->mmio + offset); -+} -+ -+static const struct ssb_bus_ops ssb_ssb_ops = { -+ .read16 = ssb_ssb_read16, -+ .read32 = ssb_ssb_read32, -+ .write16 = ssb_ssb_write16, -+ .write32 = ssb_ssb_write32, -+}; -+ -+static int ssb_bus_register(struct ssb_bus *bus, -+ unsigned long baseaddr) -+{ -+ int err; -+ -+ ssb_printk(KERN_INFO PFX "Sonics Silicon Backplane found on "); -+ switch (bus->bustype) { -+ case SSB_BUSTYPE_SSB: -+ ssb_printk("address 0x%08lX\n", baseaddr); -+ break; -+ case SSB_BUSTYPE_PCI: -+#ifdef CONFIG_SSB_PCIHOST -+ ssb_printk("PCI device %s\n", bus->host_pci->dev.bus_id); -+#endif -+ break; -+ case SSB_BUSTYPE_PCMCIA: -+#ifdef CONFIG_SSB_PCMCIAHOST -+ ssb_printk("PCMCIA device %s\n", bus->host_pcmcia->devname); -+#endif -+ break; -+ } -+ -+ spin_lock_init(&bus->bar_lock); -+ INIT_LIST_HEAD(&bus->list); -+ -+ ssb_get_boardtype(bus); -+ /* Powerup the bus */ -+ err = ssb_pci_xtal(bus, SSB_GPIO_XTAL | SSB_GPIO_PLL, 1); -+ if (err) -+ goto out; -+ ssb_buses_lock(); -+ bus->busnumber = nr_buses; -+ /* Scan for devices (cores) */ -+ err = ssb_bus_scan(bus, baseaddr); -+ if (err) -+ goto err_disable_xtal; -+ -+ /* Init PCI-host device (if any) */ -+ err = ssb_pci_init(bus); -+ if (err) -+ goto err_unmap; -+ /* Init PCMCIA-host device (if any) */ -+ err = ssb_pcmcia_init(bus); -+ if (err) -+ goto err_unmap; -+ -+ /* Initialize basic system devices (if available) */ -+ ssb_chipcommon_init(&bus->chipco); -+ ssb_mipscore_init(&bus->mipscore); -+ ssb_pcicore_init(&bus->pcicore); -+ -+ /* Queue it for attach */ -+ list_add_tail(&bus->list, &attach_queue); -+ if (!is_early_boot()) { -+ /* This is not early boot, so we must attach the bus now */ -+ err = ssb_attach_queued_buses(); -+ if (err) -+ goto err_dequeue; -+ } -+ nr_buses++; -+ ssb_buses_unlock(); -+ -+out: -+ return err; -+ -+err_dequeue: -+ list_del(&bus->list); -+err_unmap: -+ ssb_iounmap(bus); -+err_disable_xtal: -+ ssb_buses_unlock(); -+ ssb_pci_xtal(bus, SSB_GPIO_XTAL | SSB_GPIO_PLL, 0); -+ goto out; -+} -+ -+#ifdef CONFIG_SSB_PCIHOST -+int ssb_bus_pcibus_register(struct ssb_bus *bus, -+ struct pci_dev *host_pci) -+{ -+ int err; -+ -+ bus->bustype = SSB_BUSTYPE_PCI; -+ bus->host_pci = host_pci; -+ bus->ops = &ssb_pci_ops; -+ -+ err = ssb_bus_register(bus, 0); -+ -+ return err; -+} -+EXPORT_SYMBOL(ssb_bus_pcibus_register); -+#endif /* CONFIG_SSB_PCIHOST */ -+ -+#ifdef CONFIG_SSB_PCMCIAHOST -+int ssb_bus_pcmciabus_register(struct ssb_bus *bus, -+ struct pcmcia_device *pcmcia_dev, -+ unsigned long baseaddr, -+ void (*fill_sprom)(struct ssb_sprom *sprom)) -+{ -+ int err; -+ -+ bus->bustype = SSB_BUSTYPE_PCMCIA; -+ bus->host_pcmcia = pcmcia_dev; -+ bus->ops = &ssb_pcmcia_ops; -+ fill_sprom(&bus->sprom); -+ -+ err = ssb_bus_register(bus, baseaddr); -+ -+ return err; -+} -+EXPORT_SYMBOL(ssb_bus_pcmciabus_register); -+#endif /* CONFIG_SSB_PCMCIAHOST */ -+ -+int ssb_bus_ssbbus_register(struct ssb_bus *bus, -+ unsigned long baseaddr, -+ void (*fill_sprom)(struct ssb_sprom *sprom)) -+{ -+ int err; -+ -+ bus->bustype = SSB_BUSTYPE_SSB; -+ bus->ops = &ssb_ssb_ops; -+ fill_sprom(&bus->sprom); -+ err = ssb_bus_register(bus, baseaddr); -+ -+ return err; -+} -+ -+int __ssb_driver_register(struct ssb_driver *drv, struct module *owner) -+{ -+ drv->drv.name = drv->name; -+ drv->drv.bus = &ssb_bustype; -+ drv->drv.owner = owner; -+ -+ return driver_register(&drv->drv); -+} -+EXPORT_SYMBOL(__ssb_driver_register); -+ -+void ssb_driver_unregister(struct ssb_driver *drv) -+{ -+ driver_unregister(&drv->drv); -+} -+EXPORT_SYMBOL(ssb_driver_unregister); -+ -+void ssb_set_devtypedata(struct ssb_device *dev, void *data) -+{ -+ struct ssb_bus *bus = dev->bus; -+ struct ssb_device *ent; -+ int i; -+ -+ for (i = 0; i < bus->nr_devices; i++) { -+ ent = &(bus->devices[i]); -+ if (ent->id.vendor != dev->id.vendor) -+ continue; -+ if (ent->id.coreid != dev->id.coreid) -+ continue; -+ -+ ent->devtypedata = data; -+ } -+} -+EXPORT_SYMBOL(ssb_set_devtypedata); -+ -+static u32 clkfactor_f6_resolve(u32 v) -+{ -+ /* map the magic values */ -+ switch (v) { -+ case SSB_CHIPCO_CLK_F6_2: -+ return 2; -+ case SSB_CHIPCO_CLK_F6_3: -+ return 3; -+ case SSB_CHIPCO_CLK_F6_4: -+ return 4; -+ case SSB_CHIPCO_CLK_F6_5: -+ return 5; -+ case SSB_CHIPCO_CLK_F6_6: -+ return 6; -+ case SSB_CHIPCO_CLK_F6_7: -+ return 7; -+ } -+ return 0; -+} -+ -+/* Calculate the speed the backplane would run at a given set of clockcontrol values */ -+u32 ssb_calc_clock_rate(u32 plltype, u32 n, u32 m) -+{ -+ u32 n1, n2, clock, m1, m2, m3, mc; -+ -+ n1 = (n & SSB_CHIPCO_CLK_N1); -+ n2 = ((n & SSB_CHIPCO_CLK_N2) >> SSB_CHIPCO_CLK_N2_SHIFT); -+ -+ switch (plltype) { -+ case SSB_PLLTYPE_6: /* 100/200 or 120/240 only */ -+ if (m & SSB_CHIPCO_CLK_T6_MMASK) -+ return SSB_CHIPCO_CLK_T6_M0; -+ return SSB_CHIPCO_CLK_T6_M1; -+ case SSB_PLLTYPE_1: /* 48Mhz base, 3 dividers */ -+ case SSB_PLLTYPE_3: /* 25Mhz, 2 dividers */ -+ case SSB_PLLTYPE_4: /* 48Mhz, 4 dividers */ -+ case SSB_PLLTYPE_7: /* 25Mhz, 4 dividers */ -+ n1 = clkfactor_f6_resolve(n1); -+ n2 += SSB_CHIPCO_CLK_F5_BIAS; -+ break; -+ case SSB_PLLTYPE_2: /* 48Mhz, 4 dividers */ -+ n1 += SSB_CHIPCO_CLK_T2_BIAS; -+ n2 += SSB_CHIPCO_CLK_T2_BIAS; -+ assert((n1 >= 2) && (n1 <= 7)); -+ assert((n2 >= 5) && (n2 <= 23)); -+ break; -+ case SSB_PLLTYPE_5: /* 25Mhz, 4 dividers */ -+ return 100000000; -+ default: -+ assert(0); -+ } -+ -+ switch (plltype) { -+ case SSB_PLLTYPE_3: /* 25Mhz, 2 dividers */ -+ case SSB_PLLTYPE_7: /* 25Mhz, 4 dividers */ -+ clock = SSB_CHIPCO_CLK_BASE2 * n1 * n2; -+ break; -+ default: -+ clock = SSB_CHIPCO_CLK_BASE1 * n1 * n2; -+ } -+ if (!clock) -+ return 0; -+ -+ m1 = (m & SSB_CHIPCO_CLK_M1); -+ m2 = ((m & SSB_CHIPCO_CLK_M2) >> SSB_CHIPCO_CLK_M2_SHIFT); -+ m3 = ((m & SSB_CHIPCO_CLK_M3) >> SSB_CHIPCO_CLK_M3_SHIFT); -+ mc = ((m & SSB_CHIPCO_CLK_MC) >> SSB_CHIPCO_CLK_MC_SHIFT); -+ -+ switch (plltype) { -+ case SSB_PLLTYPE_1: /* 48Mhz base, 3 dividers */ -+ case SSB_PLLTYPE_3: /* 25Mhz, 2 dividers */ -+ case SSB_PLLTYPE_4: /* 48Mhz, 4 dividers */ -+ case SSB_PLLTYPE_7: /* 25Mhz, 4 dividers */ -+ m1 = clkfactor_f6_resolve(m1); -+ if ((plltype == SSB_PLLTYPE_1) || -+ (plltype == SSB_PLLTYPE_3)) -+ m2 += SSB_CHIPCO_CLK_F5_BIAS; -+ else -+ m2 = clkfactor_f6_resolve(m2); -+ m3 = clkfactor_f6_resolve(m3); -+ -+ switch (mc) { -+ case SSB_CHIPCO_CLK_MC_BYPASS: -+ return clock; -+ case SSB_CHIPCO_CLK_MC_M1: -+ return (clock / m1); -+ case SSB_CHIPCO_CLK_MC_M1M2: -+ return (clock / (m1 * m2)); -+ case SSB_CHIPCO_CLK_MC_M1M2M3: -+ return (clock / (m1 * m2 * m3)); -+ case SSB_CHIPCO_CLK_MC_M1M3: -+ return (clock / (m1 * m3)); -+ } -+ return 0; -+ case SSB_PLLTYPE_2: -+ m1 += SSB_CHIPCO_CLK_T2_BIAS; -+ m2 += SSB_CHIPCO_CLK_T2M2_BIAS; -+ m3 += SSB_CHIPCO_CLK_T2_BIAS; -+ assert((m1 >= 2) && (m1 <= 7)); -+ assert((m2 >= 3) && (m2 <= 10)); -+ assert((m3 >= 2) && (m3 <= 7)); -+ -+ if (!(mc & SSB_CHIPCO_CLK_T2MC_M1BYP)) -+ clock /= m1; -+ if (!(mc & SSB_CHIPCO_CLK_T2MC_M2BYP)) -+ clock /= m2; -+ if (!(mc & SSB_CHIPCO_CLK_T2MC_M3BYP)) -+ clock /= m3; -+ return clock; -+ default: -+ assert(0); -+ } -+ return 0; -+} -+ -+/* Get the current speed the backplane is running at */ -+u32 ssb_clockspeed(struct ssb_bus *bus) -+{ -+ u32 rate; -+ u32 plltype; -+ u32 clkctl_n, clkctl_m; -+ -+ //TODO if EXTIF: PLLTYPE == 1, read n from clockcontrol_n, m from clockcontrol_sb -+ -+ if (bus->chipco.dev) { -+ ssb_chipco_get_clockcontrol(&bus->chipco, &plltype, -+ &clkctl_n, &clkctl_m); -+ } else -+ return 0; -+ -+ if (bus->chip_id == 0x5365) { -+ rate = 100000000; -+ } else { -+ rate = ssb_calc_clock_rate(plltype, clkctl_n, clkctl_m); -+ if (plltype == SSB_PLLTYPE_3) /* 25Mhz, 2 dividers */ -+ rate /= 2; -+ } -+ -+ return rate; -+} -+EXPORT_SYMBOL(ssb_clockspeed); -+ -+int ssb_device_is_enabled(struct ssb_device *dev) -+{ -+ u32 val; -+ -+ val = ssb_read32(dev, SSB_TMSLOW); -+ val &= SSB_TMSLOW_CLOCK | SSB_TMSLOW_RESET | SSB_TMSLOW_REJECT; -+ -+ return (val == SSB_TMSLOW_CLOCK); -+} -+EXPORT_SYMBOL(ssb_device_is_enabled); -+ -+void ssb_device_enable(struct ssb_device *dev, u32 core_specific_flags) -+{ -+ u32 val; -+ -+ ssb_device_disable(dev, core_specific_flags); -+ ssb_write32(dev, SSB_TMSLOW, -+ SSB_TMSLOW_RESET | SSB_TMSLOW_CLOCK | -+ SSB_TMSLOW_FGC | core_specific_flags); -+ /* flush */ -+ ssb_read32(dev, SSB_TMSLOW); -+ udelay(1); -+ -+ /* Clear SERR if set. This is a hw bug workaround. */ -+ if (ssb_read32(dev, SSB_TMSHIGH) & SSB_TMSHIGH_SERR) -+ ssb_write32(dev, SSB_TMSHIGH, 0); -+ -+ val = ssb_read32(dev, SSB_IMSTATE); -+ if (val & (SSB_IMSTATE_IBE | SSB_IMSTATE_TO)) { -+ val &= ~(SSB_IMSTATE_IBE | SSB_IMSTATE_TO); -+ ssb_write32(dev, SSB_IMSTATE, val); -+ } -+ -+ ssb_write32(dev, SSB_TMSLOW, -+ SSB_TMSLOW_CLOCK | SSB_TMSLOW_FGC | -+ core_specific_flags); -+ /* flush */ -+ ssb_read32(dev, SSB_TMSLOW); -+ udelay(1); -+ -+ ssb_write32(dev, SSB_TMSLOW, SSB_TMSLOW_CLOCK | -+ core_specific_flags); -+ /* flush */ -+ ssb_read32(dev, SSB_TMSLOW); -+ udelay(1); -+} -+EXPORT_SYMBOL(ssb_device_enable); -+ -+static int ssb_wait_bit(struct ssb_device *dev, u16 reg, u32 bitmask, -+ int timeout, int set) -+{ -+ int i; -+ u32 val; -+ -+ for (i = 0; i < timeout; i++) { -+ val = ssb_read32(dev, reg); -+ if (set) { -+ if (val & bitmask) -+ return 0; -+ } else { -+ if (!(val & bitmask)) -+ return 0; -+ } -+ udelay(10); -+ } -+ printk(KERN_ERR PFX "Timeout waiting for bitmask %08X on " -+ "register %04X to %s.\n", -+ bitmask, reg, (set ? "set" : "clear")); -+ -+ return -ETIMEDOUT; -+} -+ -+void ssb_device_disable(struct ssb_device *dev, u32 core_specific_flags) -+{ -+ if (ssb_read32(dev, SSB_TMSLOW) & SSB_TMSLOW_RESET) -+ return; -+ -+ ssb_write32(dev, SSB_TMSLOW, SSB_TMSLOW_REJECT | SSB_TMSLOW_CLOCK); -+ ssb_wait_bit(dev, SSB_TMSLOW, SSB_TMSLOW_REJECT, 1000, 1); -+ ssb_wait_bit(dev, SSB_TMSHIGH, SSB_TMSHIGH_BUSY, 1000, 0); -+ ssb_write32(dev, SSB_TMSLOW, -+ SSB_TMSLOW_FGC | SSB_TMSLOW_CLOCK | -+ SSB_TMSLOW_REJECT | SSB_TMSLOW_RESET | -+ core_specific_flags); -+ /* flush */ -+ ssb_read32(dev, SSB_TMSLOW); -+ udelay(1); -+ -+ ssb_write32(dev, SSB_TMSLOW, -+ SSB_TMSLOW_REJECT | SSB_TMSLOW_RESET | -+ core_specific_flags); -+ /* flush */ -+ ssb_read32(dev, SSB_TMSLOW); -+ udelay(1); -+} -+EXPORT_SYMBOL(ssb_device_disable); -+ -+u32 ssb_dma_translation(struct ssb_device *dev) -+{ -+ switch(dev->bus->bustype) { -+ case SSB_BUSTYPE_SSB: -+ return 0; -+ case SSB_BUSTYPE_PCI: -+ case SSB_BUSTYPE_PCMCIA: -+ return SSB_PCI_DMA; -+ } -+ return 0; -+} -+EXPORT_SYMBOL(ssb_dma_translation); -+ -+int ssb_dma_set_mask(struct ssb_device *ssb_dev, u64 mask) -+{ -+ struct device *dev = &ssb_dev->dev; -+ -+#ifdef CONFIG_SSB_PCIHOST -+ if (ssb_dev->bus->bustype == SSB_BUSTYPE_PCI && -+ !dma_supported(dev, mask)) -+ return -EIO; -+#endif -+ dev->coherent_dma_mask = mask; -+ dev->dma_mask = &dev->coherent_dma_mask; -+ -+ return 0; -+} -+EXPORT_SYMBOL(ssb_dma_set_mask); -+ -+u32 ssb_admatch_base(u32 adm) -+{ -+ u32 base = 0; -+ -+ switch (adm & SSB_ADM_TYPE) { -+ case SSB_ADM_TYPE0: -+ base = (adm & SSB_ADM_BASE0); -+ break; -+ case SSB_ADM_TYPE1: -+ assert(!(adm & SSB_ADM_NEG)); /* unsupported */ -+ base = (adm & SSB_ADM_BASE1); -+ break; -+ case SSB_ADM_TYPE2: -+ assert(!(adm & SSB_ADM_NEG)); /* unsupported */ -+ base = (adm & SSB_ADM_BASE2); -+ break; -+ default: -+ assert(0); -+ } -+ -+ return base; -+} -+EXPORT_SYMBOL(ssb_admatch_base); -+ -+u32 ssb_admatch_size(u32 adm) -+{ -+ u32 size = 0; -+ -+ switch (adm & SSB_ADM_TYPE) { -+ case SSB_ADM_TYPE0: -+ size = ((adm & SSB_ADM_SZ0) >> SSB_ADM_SZ0_SHIFT); -+ break; -+ case SSB_ADM_TYPE1: -+ assert(!(adm & SSB_ADM_NEG)); /* unsupported */ -+ size = ((adm & SSB_ADM_SZ1) >> SSB_ADM_SZ1_SHIFT); -+ break; -+ case SSB_ADM_TYPE2: -+ assert(!(adm & SSB_ADM_NEG)); /* unsupported */ -+ size = ((adm & SSB_ADM_SZ2) >> SSB_ADM_SZ2_SHIFT); -+ break; -+ default: -+ assert(0); -+ } -+ size = (1 << (size + 1)); -+ -+ return size; -+} -+EXPORT_SYMBOL(ssb_admatch_size); -+ -+static int __init ssb_modinit(void) -+{ -+ int err; -+ -+ ssb_bustype.name = "ssb"; -+ err = bus_register(&ssb_bustype); -+ if (err) -+ return err; -+ -+ /* Maybe we already registered some buses at early boot. -+ * Check for this and attach them -+ */ -+ ssb_buses_lock(); -+ err = ssb_attach_queued_buses(); -+ ssb_buses_unlock(); -+ -+ return err; -+} -+subsys_initcall(ssb_modinit); -+ -+static void __exit ssb_modexit(void) -+{ -+ bus_unregister(&ssb_bustype); -+} -+module_exit(ssb_modexit) -diff -urN linux.old/drivers/ssb/driver_chipcommon/chipcommon.c linux.dev/drivers/ssb/driver_chipcommon/chipcommon.c ---- linux.old/drivers/ssb/driver_chipcommon/chipcommon.c 1970-01-01 01:00:00.000000000 +0100 -+++ linux.dev/drivers/ssb/driver_chipcommon/chipcommon.c 2007-01-26 00:44:13.000000000 +0100 -@@ -0,0 +1,403 @@ -+/* -+ * Sonics Silicon Backplane -+ * Broadcom ChipCommon core driver -+ * -+ * Copyright 2005, Broadcom Corporation -+ * Copyright 2006, 2007, Michael Buesch <mb@bu3sch.de> -+ * -+ * Licensed under the GNU/GPL. See COPYING for details. -+ */ -+ -+#include <linux/ssb/ssb.h> -+#include <linux/ssb/ssb_regs.h> -+#include <linux/pci.h> -+ -+#include "../ssb_private.h" -+ -+ -+/* Clock sources */ -+enum { -+ /* PCI clock */ -+ SSB_CHIPCO_CLKSRC_PCI, -+ /* Crystal slow clock oscillator */ -+ SSB_CHIPCO_CLKSRC_XTALOS, -+ /* Low power oscillator */ -+ SSB_CHIPCO_CLKSRC_LOPWROS, -+}; -+ -+ -+static inline u32 chipco_read32(struct ssb_chipcommon *cc, -+ u16 offset) -+{ -+ return ssb_read32(cc->dev, offset); -+} -+ -+static inline void chipco_write32(struct ssb_chipcommon *cc, -+ u16 offset, -+ u32 value) -+{ -+ ssb_write32(cc->dev, offset, value); -+} -+ -+void ssb_chipco_set_clockmode(struct ssb_chipcommon *cc, -+ enum ssb_clkmode mode) -+{ -+ struct ssb_device *ccdev = cc->dev; -+ struct ssb_bus *bus; -+ u32 tmp; -+ -+ if (!ccdev) -+ return; -+ bus = ccdev->bus; -+ /* chipcommon cores prior to rev6 don't support dynamic clock control */ -+ if (ccdev->id.revision < 6) -+ return; -+ /* chipcommon cores rev10 are a whole new ball game */ -+ if (ccdev->id.revision >= 10) -+ return; -+ if (!(cc->capabilities & SSB_CHIPCO_CAP_PCTL)) -+ return; -+ -+ switch (mode) { -+ case SSB_CLKMODE_SLOW: -+ tmp = chipco_read32(cc, SSB_CHIPCO_SLOWCLKCTL); -+ tmp |= SSB_CHIPCO_SLOWCLKCTL_FSLOW; -+ chipco_write32(cc, SSB_CHIPCO_SLOWCLKCTL, tmp); -+ break; -+ case SSB_CLKMODE_FAST: -+ ssb_pci_xtal(bus, SSB_GPIO_XTAL, 1); /* Force crystal on */ -+ tmp = chipco_read32(cc, SSB_CHIPCO_SLOWCLKCTL); -+ tmp &= ~SSB_CHIPCO_SLOWCLKCTL_FSLOW; -+ tmp |= SSB_CHIPCO_SLOWCLKCTL_IPLL; -+ chipco_write32(cc, SSB_CHIPCO_SLOWCLKCTL, tmp); -+ break; -+ case SSB_CLKMODE_DYNAMIC: -+ tmp = chipco_read32(cc, SSB_CHIPCO_SLOWCLKCTL); -+ tmp &= ~SSB_CHIPCO_SLOWCLKCTL_FSLOW; -+ tmp &= ~SSB_CHIPCO_SLOWCLKCTL_IPLL; -+ tmp &= ~SSB_CHIPCO_SLOWCLKCTL_ENXTAL; -+ if ((tmp & SSB_CHIPCO_SLOWCLKCTL_SRC) != SSB_CHIPCO_SLOWCLKCTL_SRC_XTAL) -+ tmp |= SSB_CHIPCO_SLOWCLKCTL_ENXTAL; -+ chipco_write32(cc, SSB_CHIPCO_SLOWCLKCTL, tmp); -+ -+ /* for dynamic control, we have to release our xtal_pu "force on" */ -+ if (tmp & SSB_CHIPCO_SLOWCLKCTL_ENXTAL) -+ ssb_pci_xtal(bus, SSB_GPIO_XTAL, 0); -+ break; -+ default: -+ assert(0); -+ } -+} -+EXPORT_SYMBOL(ssb_chipco_set_clockmode); -+ -+/* Get the Slow Clock Source */ -+static int chipco_pctl_get_slowclksrc(struct ssb_chipcommon *cc) -+{ -+ struct ssb_bus *bus = cc->dev->bus; -+ u32 tmp = 0; -+ -+ if (cc->dev->id.revision < 6) { -+ if (bus->bustype == SSB_BUSTYPE_SSB /*TODO || -+ bus->bustype == SSB_BUSTYPE_PCMCIA*/) -+ return SSB_CHIPCO_CLKSRC_XTALOS; -+ if (bus->bustype == SSB_BUSTYPE_PCI) { -+ pci_read_config_dword(bus->host_pci, SSB_GPIO_OUT, &tmp); -+ if (tmp & 0x10) -+ return SSB_CHIPCO_CLKSRC_PCI; -+ return SSB_CHIPCO_CLKSRC_XTALOS; -+ } -+ } -+ if (cc->dev->id.revision < 10) { -+ tmp = chipco_read32(cc, SSB_CHIPCO_SLOWCLKCTL); -+ tmp &= 0x7; -+ if (tmp == 0) -+ return SSB_CHIPCO_CLKSRC_LOPWROS; -+ if (tmp == 1) -+ return SSB_CHIPCO_CLKSRC_XTALOS; -+ if (tmp == 2) -+ return SSB_CHIPCO_CLKSRC_PCI; -+ } -+ -+ return SSB_CHIPCO_CLKSRC_XTALOS; -+} -+ -+/* Get maximum or minimum (depending on get_max flag) slowclock frequency. */ -+static int chipco_pctl_clockfreqlimit(struct ssb_chipcommon *cc, int get_max) -+{ -+ int limit; -+ int clocksrc; -+ int divisor; -+ u32 tmp; -+ -+ clocksrc = chipco_pctl_get_slowclksrc(cc); -+ if (cc->dev->id.revision < 6) { -+ switch (clocksrc) { -+ case SSB_CHIPCO_CLKSRC_PCI: -+ divisor = 64; -+ break; -+ case SSB_CHIPCO_CLKSRC_XTALOS: -+ divisor = 32; -+ break; -+ default: -+ assert(0); -+ divisor = 1; -+ } -+ } else if (cc->dev->id.revision < 10) { -+ switch (clocksrc) { -+ case SSB_CHIPCO_CLKSRC_LOPWROS: -+ divisor = 1; -+ break; -+ case SSB_CHIPCO_CLKSRC_XTALOS: -+ case SSB_CHIPCO_CLKSRC_PCI: -+ tmp = chipco_read32(cc, SSB_CHIPCO_SLOWCLKCTL); -+ divisor = (tmp >> 16) + 1; -+ divisor *= 4; -+ break; -+ default: -+ assert(0); -+ divisor = 1; -+ } -+ } else { -+ tmp = chipco_read32(cc, SSB_CHIPCO_SYSCLKCTL); -+ divisor = (tmp >> 16) + 1; -+ divisor *= 4; -+ } -+ -+ switch (clocksrc) { -+ case SSB_CHIPCO_CLKSRC_LOPWROS: -+ if (get_max) -+ limit = 43000; -+ else -+ limit = 25000; -+ break; -+ case SSB_CHIPCO_CLKSRC_XTALOS: -+ if (get_max) -+ limit = 20200000; -+ else -+ limit = 19800000; -+ break; -+ case SSB_CHIPCO_CLKSRC_PCI: -+ if (get_max) -+ limit = 34000000; -+ else -+ limit = 25000000; -+ break; -+ default: -+ assert(0); -+ limit = 0; -+ } -+ limit /= divisor; -+ -+ return limit; -+} -+ -+static void chipco_powercontrol_init(struct ssb_chipcommon *cc) -+{ -+ struct ssb_bus *bus = cc->dev->bus; -+ -+ if (bus->chip_id == 0x4321) { -+ if (bus->chip_rev == 0) -+ chipco_write32(cc, SSB_CHIPCO_CHIPCTL, 0x3A4); -+ else if (bus->chip_rev == 1) -+ chipco_write32(cc, SSB_CHIPCO_CHIPCTL, 0xA4); -+ } -+ -+ if (!(cc->capabilities & SSB_CHIPCO_CAP_PCTL)) -+ return; -+ -+ if (cc->dev->id.revision >= 10) { -+ /* Set Idle Power clock rate to 1Mhz */ -+ chipco_write32(cc, SSB_CHIPCO_SYSCLKCTL, -+ (chipco_read32(cc, SSB_CHIPCO_SYSCLKCTL) & -+ 0x0000FFFF) | 0x00040000); -+ } else { -+ int maxfreq; -+ -+ maxfreq = chipco_pctl_clockfreqlimit(cc, 1); -+ chipco_write32(cc, SSB_CHIPCO_PLLONDELAY, -+ (maxfreq * 150 + 999999) / 1000000); -+ chipco_write32(cc, SSB_CHIPCO_FREFSELDELAY, -+ (maxfreq * 15 + 999999) / 1000000); -+ } -+} -+ -+static void calc_fast_powerup_delay(struct ssb_chipcommon *cc) -+{ -+ struct ssb_bus *bus = cc->dev->bus; -+ int minfreq; -+ unsigned int tmp; -+ u32 pll_on_delay; -+ -+ if (bus->bustype != SSB_BUSTYPE_PCI) -+ return; -+ if (!(cc->capabilities & SSB_CHIPCO_CAP_PCTL)) -+ return; -+ -+ minfreq = chipco_pctl_clockfreqlimit(cc, 0); -+ pll_on_delay = chipco_read32(cc, SSB_CHIPCO_PLLONDELAY); -+ tmp = (((pll_on_delay + 2) * 1000000) + (minfreq - 1)) / minfreq; -+ assert((tmp & ~0xFFFF) == 0); -+ -+ cc->fast_pwrup_delay = tmp; -+} -+ -+void ssb_chipcommon_init(struct ssb_chipcommon *cc) -+{ -+ if (!cc->dev) -+ return; /* We don't have a ChipCommon */ -+ ssb_chipco_set_clockmode(cc, SSB_CLKMODE_FAST); -+ chipco_powercontrol_init(cc); -+ calc_fast_powerup_delay(cc); -+} -+ -+void ssb_chipco_suspend(struct ssb_chipcommon *cc, pm_message_t state) -+{ -+ if (!cc->dev) -+ return; -+ ssb_chipco_set_clockmode(cc, SSB_CLKMODE_SLOW); -+} -+ -+void ssb_chipco_resume(struct ssb_chipcommon *cc) -+{ -+ if (!cc->dev) -+ return; -+ ssb_chipco_set_clockmode(cc, SSB_CLKMODE_FAST); -+ chipco_powercontrol_init(cc); -+} -+ -+void ssb_chipco_get_clockcontrol(struct ssb_chipcommon *cc, -+ u32 *plltype, u32 *n, u32 *m) -+{ -+ *n = chipco_read32(cc, SSB_CHIPCO_CLOCK_N); -+ *plltype = (cc->capabilities & SSB_CHIPCO_CAP_PLLT); -+ switch (*plltype) { -+ case SSB_PLLTYPE_6: /* 100/200 or 120/240 only */ -+ *m = chipco_read32(cc, SSB_CHIPCO_CLOCK_MIPS); -+ break; -+ case SSB_PLLTYPE_3: /* 25Mhz, 2 dividers */ -+ if (cc->dev->bus->chip_id != 0x5365) { -+ *m = chipco_read32(cc, SSB_CHIPCO_CLOCK_M2); -+ break; -+ } -+ /* Fallthough */ -+ default: -+ *m = chipco_read32(cc, SSB_CHIPCO_CLOCK_SB); -+ } -+} -+ -+void ssb_chipco_timing_init(struct ssb_chipcommon *cc, -+ unsigned long ns) -+{ -+ struct ssb_device *dev = cc->dev; -+ struct ssb_bus *bus = dev->bus; -+ u32 tmp; -+ -+ /* set register for external IO to control LED. */ -+ chipco_write32(cc, SSB_CHIPCO_PROG_CFG, 0x11); -+ tmp = ceildiv(10, ns) << SSB_PROG_WCNT_3_SHIFT; /* Waitcount-3 = 10ns */ -+ tmp |= ceildiv(40, ns) << SSB_PROG_WCNT_1_SHIFT; /* Waitcount-1 = 40ns */ -+ tmp |= ceildiv(240, ns); /* Waitcount-0 = 240ns */ -+ chipco_write32(cc, SSB_CHIPCO_PROG_WAITCNT, tmp); /* 0x01020a0c for a 100Mhz clock */ -+ -+ /* Set timing for the flash */ -+ tmp = ceildiv(10, ns) << SSB_FLASH_WCNT_3_SHIFT; /* Waitcount-3 = 10nS */ -+ tmp |= ceildiv(10, ns) << SSB_FLASH_WCNT_1_SHIFT; /* Waitcount-1 = 10nS */ -+ tmp |= ceildiv(120, ns); /* Waitcount-0 = 120nS */ -+ if ((bus->chip_id == 0x5365) || -+ (dev->id.revision < 9)) -+ chipco_write32(cc, SSB_CHIPCO_FLASH_WAITCNT, tmp); -+ if ((bus->chip_id == 0x5365) || -+ (dev->id.revision < 9) || -+ ((bus->chip_id == 0x5350) && (bus->chip_rev == 0))) -+ chipco_write32(cc, SSB_CHIPCO_PCMCIA_MEMWAIT, tmp); -+ -+ if (bus->chip_id == 0x5350) { -+ /* Enable EXTIF */ -+ tmp = ceildiv(10, ns) << SSB_PROG_WCNT_3_SHIFT; /* Waitcount-3 = 10ns */ -+ tmp |= ceildiv(20, ns) << SSB_PROG_WCNT_2_SHIFT; /* Waitcount-2 = 20ns */ -+ tmp |= ceildiv(100, ns) << SSB_PROG_WCNT_1_SHIFT; /* Waitcount-1 = 100ns */ -+ tmp |= ceildiv(120, ns); /* Waitcount-0 = 120ns */ -+ chipco_write32(cc, SSB_CHIPCO_PROG_WAITCNT, tmp); /* 0x01020a0c for a 100Mhz clock */ -+ } -+} -+ -+ -+#ifdef CONFIG_SSB_SERIAL -+int ssb_chipco_serial_init(struct ssb_chipcommon *cc, -+ struct ssb_serial_port *ports) -+{ -+ struct ssb_bus *bus = cc->dev->bus; -+ int nr_ports = 0; -+ u32 plltype; -+ unsigned int irq; -+ u32 baud_base, div; -+ u32 i, n; -+ -+ plltype = (cc->capabilities & SSB_CHIPCO_CAP_PLLT); -+ irq = ssb_mips_irq(cc->dev); -+ -+ if (plltype == SSB_PLLTYPE_1) { -+ /* PLL clock */ -+ baud_base = ssb_calc_clock_rate(plltype, -+ chipco_read32(cc, SSB_CHIPCO_CLOCK_N), -+ chipco_read32(cc, SSB_CHIPCO_CLOCK_M2)); -+ div = 1; -+ } else { -+ if (cc->dev->id.revision >= 11) { -+ /* Fixed ALP clock */ -+ baud_base = 20000000; -+ div = 1; -+ /* Set the override bit so we don't divide it */ -+ chipco_write32(cc, SSB_CHIPCO_CORECTL, -+ SSB_CHIPCO_CORECTL_UARTCLK0); -+ } else if (cc->dev->id.revision >= 3) { -+ /* Internal backplane clock */ -+ baud_base = ssb_clockspeed(bus); -+ div = 2; /* Minimum divisor */ -+ chipco_write32(cc, SSB_CHIPCO_CLKDIV, -+ (chipco_read32(cc, SSB_CHIPCO_CLKDIV) -+ & ~SSB_CHIPCO_CLKDIV_UART) | div); -+ } else { -+ /* Fixed internal backplane clock */ -+ baud_base = 88000000; -+ div = 48; -+ } -+ -+ /* Clock source depends on strapping if UartClkOverride is unset */ -+ if ((cc->dev->id.revision > 0) && -+ !(chipco_read32(cc, SSB_CHIPCO_CORECTL) & SSB_CHIPCO_CORECTL_UARTCLK0)) { -+ if ((cc->capabilities & SSB_CHIPCO_CAP_UARTCLK) == -+ SSB_CHIPCO_CAP_UARTCLK_INT) { -+ /* Internal divided backplane clock */ -+ baud_base /= div; -+ } else { -+ /* Assume external clock of 1.8432 MHz */ -+ baud_base = 1843200; -+ } -+ } -+ } -+ -+ /* Determine the registers of the UARTs */ -+ n = (cc->capabilities & SSB_CHIPCO_CAP_NRUART); -+ for (i = 0; i < n; i++) { -+ void __iomem *cc_mmio; -+ void __iomem *uart_regs; -+ -+ cc_mmio = cc->dev->bus->mmio + (cc->dev->core_index * SSB_CORE_SIZE); -+ uart_regs = cc_mmio + SSB_CHIPCO_UART0_DATA; -+ /* Offset changed at after rev 0 */ -+ if (cc->dev->id.revision == 0) -+ uart_regs += (i * 8); -+ else -+ uart_regs += (i * 256); -+ -+ nr_ports++; -+ ports[i].regs = uart_regs; -+ ports[i].irq = irq; -+ ports[i].baud_base = baud_base; -+ ports[i].reg_shift = 0; -+ } -+ -+ return nr_ports; -+} -+#endif /* CONFIG_SSB_SERIAL */ -diff -urN linux.old/drivers/ssb/driver_mips/mips.c linux.dev/drivers/ssb/driver_mips/mips.c ---- linux.old/drivers/ssb/driver_mips/mips.c 1970-01-01 01:00:00.000000000 +0100 -+++ linux.dev/drivers/ssb/driver_mips/mips.c 2007-01-26 00:44:13.000000000 +0100 -@@ -0,0 +1,258 @@ -+/* -+ * Sonics Silicon Backplane -+ * Broadcom MIPS core driver -+ * -+ * Copyright 2005, Broadcom Corporation -+ * Copyright 2006, 2007, Michael Buesch <mb@bu3sch.de> -+ * -+ * Licensed under the GNU/GPL. See COPYING for details. -+ */ -+ -+#include <linux/ssb/ssb.h> -+ -+#include <linux/serial.h> -+#include <linux/serial_core.h> -+#include <linux/serial_reg.h> -+#include <asm/time.h> -+ -+#include "../ssb_private.h" -+ -+ -+static inline u32 mips_read32(struct ssb_mipscore *mcore, -+ u16 offset) -+{ -+ return ssb_read32(mcore->dev, offset); -+} -+ -+static inline void mips_write32(struct ssb_mipscore *mcore, -+ u16 offset, -+ u32 value) -+{ -+ ssb_write32(mcore->dev, offset, value); -+} -+ -+static const u32 ipsflag_irq_mask[] = { -+ 0, -+ SSB_IPSFLAG_IRQ1, -+ SSB_IPSFLAG_IRQ2, -+ SSB_IPSFLAG_IRQ3, -+ SSB_IPSFLAG_IRQ4, -+}; -+ -+static const u32 ipsflag_irq_shift[] = { -+ 0, -+ SSB_IPSFLAG_IRQ1_SHIFT, -+ SSB_IPSFLAG_IRQ2_SHIFT, -+ SSB_IPSFLAG_IRQ3_SHIFT, -+ SSB_IPSFLAG_IRQ4_SHIFT, -+}; -+ -+static inline u32 ssb_irqflag(struct ssb_device *dev) -+{ -+ return ssb_read32(dev, SSB_TPSFLAG) & SSB_TPSFLAG_BPFLAG; -+} -+ -+/* Get the MIPS IRQ assignment for a specified device. -+ * If unassigned, 0 is returned. -+ */ -+unsigned int ssb_mips_irq(struct ssb_device *dev) -+{ -+ struct ssb_bus *bus = dev->bus; -+ u32 irqflag; -+ u32 ipsflag; -+ u32 tmp; -+ unsigned int irq; -+ -+ irqflag = ssb_irqflag(dev); -+ ipsflag = ssb_read32(bus->mipscore.dev, SSB_IPSFLAG); -+ for (irq = 1; irq <= 4; irq++) { -+ tmp = ((ipsflag & ipsflag_irq_mask[irq]) >> ipsflag_irq_shift[irq]); -+ if (tmp == irqflag) -+ break; -+ } -+ if (irq == 5) -+ irq = 0; -+ -+ return irq; -+} -+ -+static void clear_irq(struct ssb_bus *bus, unsigned int irq) -+{ -+ struct ssb_device *dev = bus->mipscore.dev; -+ -+ /* Clear the IRQ in the MIPScore backplane registers */ -+ if (irq == 0) { -+ ssb_write32(dev, SSB_INTVEC, 0); -+ } else { -+ ssb_write32(dev, SSB_IPSFLAG, -+ ssb_read32(dev, SSB_IPSFLAG) | -+ ipsflag_irq_mask[irq]); -+ } -+} -+ -+static void set_irq(struct ssb_device *dev, unsigned int irq) -+{ -+ unsigned int oldirq = ssb_mips_irq(dev); -+ struct ssb_bus *bus = dev->bus; -+ struct ssb_device *mdev = bus->mipscore.dev; -+ u32 irqflag = ssb_irqflag(dev); -+ -+ dev->irq = irq + 2; -+ -+ ssb_dprintk(KERN_INFO PFX -+ "set_irq: core 0x%04x, irq %d => %d\n", -+ dev->id.coreid, oldirq, irq); -+ /* clear the old irq */ -+ if (oldirq == 0) -+ ssb_write32(mdev, SSB_INTVEC, (~(1 << irqflag) & ssb_read32(mdev, SSB_INTVEC))); -+ else -+ clear_irq(bus, oldirq); -+ -+ /* assign the new one */ -+ if (irq == 0) -+ ssb_write32(mdev, SSB_INTVEC, ((1 << irqflag) & ssb_read32(mdev, SSB_INTVEC))); -+ -+ irqflag <<= ipsflag_irq_shift[irq]; -+ irqflag |= (ssb_read32(mdev, SSB_IPSFLAG) & ~ipsflag_irq_mask[irq]); -+ ssb_write32(mdev, SSB_IPSFLAG, irqflag); -+} -+ -+/* XXX: leave here or move into separate extif driver? */ -+static int ssb_extif_serial_init(struct ssb_device *dev, struct ssb_serial_ports *ports) -+{ -+ -+} -+ -+ -+static void ssb_mips_serial_init(struct ssb_mipscore *mcore) -+{ -+ struct ssb_bus *bus = mcore->dev->bus; -+ -+ //TODO if (EXTIF available -+#if 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(&sb->sbadmatch1))); -+ -+ /* Determine IRQ */ -+ irq = sb_irq(sbh); -+ -+ /* Disable GPIO interrupt initially */ -+ W_REG(&eir->gpiointpolarity, 0); -+ W_REG(&eir->gpiointmask, 0); -+ -+ /* Search for external UARTs */ -+ n = 2; -+ for (i = 0; i < 2; i++) { -+ regs = (void *) REG_MAP(base + (i * 8), 8); -+ if (BCMINIT(serial_exists)(regs)) { -+ /* Set GPIO 1 to be the external UART IRQ */ -+ W_REG(&eir->gpiointmask, 2); -+ if (add) -+ add(regs, irq, 13500000, 0); -+ } -+ } -+ -+ /* Add internal UART if enabled */ -+ if (R_REG(&eir->corecontrol) & CC_UE) -+ if (add) -+ add((void *) &eir->uartdata, irq, sb_clock(sbh), 2); -+ -+#endif -+ if (bus->extif.dev) -+ mcore->nr_serial_ports = ssb_extif_serial_init(&bus->extif, mcore->serial_ports); -+ else if (bus->chipco.dev) -+ mcore->nr_serial_ports = ssb_chipco_serial_init(&bus->chipco, mcore->serial_ports); -+ else -+ mcore->nr_serial_ports = 0; -+} -+ -+static void ssb_mips_flash_detect(struct ssb_mipscore *mcore) -+{ -+ struct ssb_bus *bus = mcore->dev->bus; -+ -+ if (bus->chipco.dev) { -+ mcore->flash_window = 0x1c000000; -+ mcore->flash_window_size = 0x800000; -+ } else { -+ mcore->flash_window = 0x1fc00000; -+ mcore->flash_window_size = 0x400000; -+ } -+} -+ -+ -+static void ssb_cpu_clock(struct ssb_mipscore *mcore) -+{ -+} -+ -+void ssb_mipscore_init(struct ssb_mipscore *mcore) -+{ -+ struct ssb_bus *bus = mcore->dev->bus; -+ struct ssb_device *dev; -+ unsigned long hz, ns; -+ unsigned int irq, i; -+ -+ if (!mcore->dev) -+ return; /* We don't have a MIPS core */ -+ -+ ssb_dprintk(KERN_INFO PFX "Initializing MIPS core...\n"); -+ -+ hz = ssb_clockspeed(bus); -+ if (!hz) -+ hz = 100000000; -+ ns = 1000000000 / hz; -+ -+//TODO -+#if 0 -+ if (have EXTIF) { -+ /* Initialize extif so we can get to the LEDs and external UART */ -+ W_REG(&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(&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(&eir->prog_waitcount, tmp); -+ } -+ else... chipcommon -+#endif -+ if (bus->chipco.dev) -+ ssb_chipco_timing_init(&bus->chipco, ns); -+ -+ /* Assign IRQs to all cores on the bus, start with irq line 2, because serial usually takes 1 */ -+ for (irq = 2, i = 0; i < bus->nr_devices; i++) { -+ dev = &(bus->devices[i]); -+ dev->irq = ssb_mips_irq(dev) + 2; -+ switch(dev->id.coreid) { -+ case SSB_DEV_USB11_HOST: -+ /* shouldn't need a separate irq line for non-4710, most of them have a proper -+ * external usb controller on the pci */ -+ if ((bus->chip_id == 0x4710) && (irq <= 4)) { -+ set_irq(dev, irq++); -+ break; -+ } -+ case SSB_DEV_PCI: -+ case SSB_DEV_ETHERNET: -+ case SSB_DEV_80211: -+ case SSB_DEV_USB20_HOST: -+ /* These devices get their own IRQ line if available, the rest goes on IRQ0 */ -+ if (irq <= 4) { -+ set_irq(dev, irq++); -+ break; -+ } -+ } -+ } -+ -+ ssb_mips_serial_init(mcore); -+ ssb_mips_flash_detect(mcore); -+} -diff -urN linux.old/drivers/ssb/driver_pci/pcicore.c linux.dev/drivers/ssb/driver_pci/pcicore.c ---- linux.old/drivers/ssb/driver_pci/pcicore.c 1970-01-01 01:00:00.000000000 +0100 -+++ linux.dev/drivers/ssb/driver_pci/pcicore.c 2007-01-26 20:19:19.000000000 +0100 -@@ -0,0 +1,549 @@ -+/* -+ * Sonics Silicon Backplane -+ * Broadcom PCI-core driver -+ * -+ * Copyright 2005, Broadcom Corporation -+ * Copyright 2006, 2007, Michael Buesch <mb@bu3sch.de> -+ * -+ * Licensed under the GNU/GPL. See COPYING for details. -+ */ -+ -+#include <linux/ssb/ssb.h> -+#include <linux/pci.h> -+#include <linux/delay.h> -+ -+#include "../ssb_private.h" -+ -+static inline -+u32 pcicore_read32(struct ssb_pcicore *pc, u16 offset) -+{ -+ return ssb_read32(pc->dev, offset); -+} -+ -+static inline -+void pcicore_write32(struct ssb_pcicore *pc, u16 offset, u32 value) -+{ -+ ssb_write32(pc->dev, offset, value); -+} -+ -+/************************************************** -+ * Code for hostmode operation. -+ **************************************************/ -+ -+#ifdef CONFIG_SSB_PCICORE_HOSTMODE -+ -+#include <asm/paccess.h> -+/* Read the bus and catch bus exceptions. This is MIPS specific. */ -+#define mips_busprobe(val, addr) get_dbe((val), (addr)) -+ -+/* Assume one-hot slot wiring */ -+#define SSB_PCI_SLOT_MAX 16 -+ -+/* Global lock is OK, as we won't have more than one extpci anyway. */ -+static DEFINE_SPINLOCK(cfgspace_lock); -+/* Core to access the external PCI config space. Can only have one. */ -+static struct ssb_pcicore *extpci_core; -+ -+u32 pci_iobase = 0x100; -+u32 pci_membase = SSB_PCI_DMA; -+ -+int pcibios_plat_dev_init(struct pci_dev *d) -+{ -+ struct resource *res; -+ int pos, size; -+ u32 *base; -+ -+ printk("PCI: Fixing up device %s\n", pci_name(d)); -+ -+ /* Fix up resource bases */ -+ for (pos = 0; pos < 6; pos++) { -+ res = &d->resource[pos]; -+ base = ((res->flags & IORESOURCE_IO) ? &pci_iobase : &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 (d->bus->number == 0 && PCI_SLOT(d->devfn) == 0) -+ break; -+ } -+ /* Fix up interrupt lines */ -+ d->irq = ssb_mips_irq(extpci_core->dev) + 2; -+ pci_write_config_byte(d, PCI_INTERRUPT_LINE, d->irq); -+ -+ return 0; -+} -+ -+static void __init ssb_fixup_pcibridge(struct pci_dev *dev) -+{ -+ if (dev->bus->number != 0 || 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_device(dev, ~0); -+ -+ /* Enable PCI bridge BAR1 prefetch and burst */ -+ pci_write_config_dword(dev, SSB_BAR1_CONTROL, 3); -+} -+DECLARE_PCI_FIXUP_EARLY(PCI_ANY_ID, PCI_ANY_ID, ssb_fixup_pcibridge); -+ -+int __init pcibios_map_irq(struct pci_dev *dev, u8 slot, u8 pin) -+{ -+ return ssb_mips_irq(extpci_core->dev) + 2; -+} -+ -+static u32 get_cfgspace_addr(struct ssb_pcicore *pc, -+ unsigned int bus, unsigned int dev, -+ unsigned int func, unsigned int off) -+{ -+ u32 addr = 0; -+ u32 tmp; -+ -+ if (unlikely(pc->cardbusmode && dev > 1)) -+ goto out; -+ if (bus == 0) {//FIXME busnumber ok? -+ /* Type 0 transaction */ -+ if (unlikely(dev >= SSB_PCI_SLOT_MAX)) -+ goto out; -+ /* Slide the window */ -+ tmp = SSB_PCICORE_SBTOPCI_CFG0; -+ tmp |= ((1 << (dev + 16)) & SSB_PCICORE_SBTOPCI1_MASK); -+ pcicore_write32(pc, SSB_PCICORE_SBTOPCI1, tmp); -+ /* Calculate the address */ -+ addr = SSB_PCI_CFG; -+ addr |= ((1 << (dev + 16)) & ~SSB_PCICORE_SBTOPCI1_MASK); -+ addr |= (func << 8); -+ addr |= (off & ~3); -+ } else { -+ /* Type 1 transaction */ -+ pcicore_write32(pc, SSB_PCICORE_SBTOPCI1, -+ SSB_PCICORE_SBTOPCI_CFG1); -+ /* Calculate the address */ -+ addr = SSB_PCI_CFG; -+ addr |= (bus << 16); -+ addr |= (dev << 11); -+ addr |= (func << 8); -+ addr |= (off & ~3); -+ } -+out: -+ return addr; -+} -+ -+static int ssb_extpci_read_config(struct ssb_pcicore *pc, -+ unsigned int bus, unsigned int dev, -+ unsigned int func, unsigned int off, -+ void *buf, int len) -+{ -+ int err = -EINVAL; -+ u32 addr, val; -+ void __iomem *mmio; -+ -+ assert(pc->hostmode); -+ if (unlikely(len != 1 && len != 2 && len != 4)) -+ goto out; -+ addr = get_cfgspace_addr(pc, bus, dev, func, off); -+ if (unlikely(!addr)) -+ goto out; -+ err = -ENOMEM; -+ mmio = ioremap_nocache(addr, len); -+ if (!mmio) -+ goto out; -+ -+ if (mips_busprobe(val, (u32 *) mmio)) { -+ val = 0xffffffff; -+ goto unmap; -+ } -+ -+ val = readl(mmio); -+ val >>= (8 * (off & 3)); -+ -+ switch (len) { -+ case 1: -+ *((u8 *)buf) = (u8)val; -+ break; -+ case 2: -+ *((u16 *)buf) = (u16)val; -+ break; -+ case 4: -+ *((u32 *)buf) = (u32)val; -+ break; -+ } -+ err = 0; -+unmap: -+ iounmap(mmio); -+out: -+ return err; -+} -+ -+static int ssb_extpci_write_config(struct ssb_pcicore *pc, -+ unsigned int bus, unsigned int dev, -+ unsigned int func, unsigned int off, -+ const void *buf, int len) -+{ -+ int err = -EINVAL; -+ u32 addr, val = 0; -+ void __iomem *mmio; -+ -+ assert(pc->hostmode); -+ if (unlikely(len != 1 && len != 2 && len != 4)) -+ goto out; -+ addr = get_cfgspace_addr(pc, bus, dev, func, off); -+ if (unlikely(!addr)) -+ goto out; -+ err = -ENOMEM; -+ mmio = ioremap_nocache(addr, len); -+ if (!mmio) -+ goto out; -+ -+ if (mips_busprobe(val, (u32 *) mmio)) { -+ val = 0xffffffff; -+ goto unmap; -+ } -+ -+ switch (len) { -+ case 1: -+ val = readl(mmio); -+ val &= ~(0xFF << (8 * (off & 3))); -+ val |= *((const u8 *)buf) << (8 * (off & 3)); -+ break; -+ case 2: -+ val = readl(mmio); -+ val &= ~(0xFFFF << (8 * (off & 3))); -+ val |= *((const u16 *)buf) << (8 * (off & 3)); -+ break; -+ case 4: -+ val = *((const u32 *)buf); -+ break; -+ } -+ writel(*((const u32 *)buf), mmio); -+ -+ err = 0; -+unmap: -+ iounmap(mmio); -+out: -+ return err; -+} -+ -+static int ssb_pcicore_read_config(struct pci_bus *bus, unsigned int devfn, -+ int reg, int size, u32 *val) -+{ -+ unsigned long flags; -+ int err; -+ -+ spin_lock_irqsave(&cfgspace_lock, flags); -+ err = ssb_extpci_read_config(extpci_core, bus->number, PCI_SLOT(devfn), -+ PCI_FUNC(devfn), reg, val, size); -+ spin_unlock_irqrestore(&cfgspace_lock, flags); -+ -+ return err ? PCIBIOS_DEVICE_NOT_FOUND : PCIBIOS_SUCCESSFUL; -+} -+ -+static int ssb_pcicore_write_config(struct pci_bus *bus, unsigned int devfn, -+ int reg, int size, u32 val) -+{ -+ unsigned long flags; -+ int err; -+ -+ spin_lock_irqsave(&cfgspace_lock, flags); -+ err = ssb_extpci_write_config(extpci_core, bus->number, PCI_SLOT(devfn), -+ PCI_FUNC(devfn), reg, &val, size); -+ spin_unlock_irqrestore(&cfgspace_lock, flags); -+ -+ return err ? PCIBIOS_DEVICE_NOT_FOUND : PCIBIOS_SUCCESSFUL; -+} -+ -+static struct pci_ops ssb_pcicore_pciops = { -+ .read = ssb_pcicore_read_config, -+ .write = ssb_pcicore_write_config, -+}; -+ -+static struct resource ssb_pcicore_mem_resource = { -+ .name = "SSB PCIcore external memory", -+ .start = SSB_PCI_DMA, -+ .end = (u32)SSB_PCI_DMA + (u32)SSB_PCI_DMA_SZ - 1, -+ .flags = IORESOURCE_MEM, -+}; -+ -+static struct resource ssb_pcicore_io_resource = { -+ .name = "SSB PCIcore external I/O", -+ .start = 0x100, -+ .end = 0x7FF, -+ .flags = IORESOURCE_IO, -+}; -+ -+static struct pci_controller ssb_pcicore_controller = { -+ .pci_ops = &ssb_pcicore_pciops, -+ .io_resource = &ssb_pcicore_io_resource, -+ .mem_resource = &ssb_pcicore_mem_resource, -+ .mem_offset = 0x24000000, -+}; -+ -+static void ssb_pcicore_init_hostmode(struct ssb_pcicore *pc) -+{ -+ u32 val; -+ -+ assert(!extpci_core); -+ extpci_core = pc; -+ -+ ssb_dprintk(KERN_INFO PFX "PCIcore in host mode found\n"); -+ /* Reset devices on the external PCI bus */ -+ val = SSB_PCICORE_CTL_RST_OE; -+ val |= SSB_PCICORE_CTL_CLK_OE; -+ pcicore_write32(pc, SSB_PCICORE_CTL, val); -+ val |= SSB_PCICORE_CTL_CLK; /* Clock on */ -+ pcicore_write32(pc, SSB_PCICORE_CTL, val); -+ udelay(150); -+ val |= SSB_PCICORE_CTL_RST; /* Deassert RST# */ -+ pcicore_write32(pc, SSB_PCICORE_CTL, val); -+ udelay(1); -+ -+ //TODO cardbus mode -+ -+ /* 64MB I/O window */ -+ pcicore_write32(pc, SSB_PCICORE_SBTOPCI0, -+ SSB_PCICORE_SBTOPCI_IO); -+ /* 64MB config space */ -+ pcicore_write32(pc, SSB_PCICORE_SBTOPCI1, -+ SSB_PCICORE_SBTOPCI_CFG0); -+ /* 1GB memory window */ -+ pcicore_write32(pc, SSB_PCICORE_SBTOPCI2, -+ SSB_PCICORE_SBTOPCI_MEM | SSB_PCI_DMA); -+ -+ /* Enable PCI bridge BAR0 prefetch and burst */ -+ val = PCI_COMMAND_MASTER | PCI_COMMAND_MEMORY; -+ ssb_extpci_write_config(pc, 0, 0, 0, PCI_COMMAND, &val, 4); -+ -+ /* Enable PCI interrupts */ -+ pcicore_write32(pc, SSB_PCICORE_IMASK, -+ SSB_PCICORE_IMASK_INTA); -+ -+ /* Ok, ready to run, register it to the system. -+ * The following needs change, if we want to port hostmode -+ * to non-MIPS platform. */ -+ set_io_port_base((unsigned long)ioremap_nocache(SSB_PCI_MEM, 0x04000000)); -+ register_pci_controller(&ssb_pcicore_controller); -+} -+ -+static int pcicore_is_in_hostmode(struct ssb_pcicore *pc) -+{ -+ struct ssb_bus *bus = pc->dev->bus; -+ u16 chipid_top; -+ u32 tmp; -+ -+ chipid_top = (bus->chip_id & 0xFF00); -+ if (chipid_top != 0x4700 && -+ chipid_top != 0x5300) -+ return 0; -+ -+ if (bus->sprom.r1.boardflags_lo & SSB_PCICORE_BFL_NOPCI) -+ return 0; -+ -+ /* The 200-pin BCM4712 package does not bond out PCI. Even when -+ * PCI is bonded out, some boards may leave the pins floating. */ -+ if (bus->chip_id == 0x4712) { -+ if (bus->chip_package == SSB_CHIPPACK_BCM4712S) -+ return 0; -+ if (bus->chip_package == SSB_CHIPPACK_BCM4712M) -+ return 0; -+ } -+ if (bus->chip_id == 0x5350) -+ return 0; -+ -+ return !mips_busprobe(tmp, (u32 *) (bus->mmio + (pc->dev->core_index * SSB_CORE_SIZE))); -+} -+#endif /* CONFIG_SSB_PCICORE_HOSTMODE */ -+ -+ -+/************************************************** -+ * Generic and Clientmode operation code. -+ **************************************************/ -+ -+static void ssb_pcicore_init_clientmode(struct ssb_pcicore *pc) -+{ -+ /* Disable PCI interrupts. */ -+ ssb_write32(pc->dev, SSB_INTVEC, 0); -+} -+ -+void ssb_pcicore_init(struct ssb_pcicore *pc) -+{ -+ struct ssb_device *dev = pc->dev; -+ struct ssb_bus *bus; -+ -+ if (!dev) -+ return; -+ bus = dev->bus; -+ if (!ssb_device_is_enabled(dev)) -+ ssb_device_enable(dev, 0); -+ -+#ifdef CONFIG_SSB_PCICORE_HOSTMODE -+ pc->hostmode = pcicore_is_in_hostmode(pc); -+ if (pc->hostmode) -+ ssb_pcicore_init_hostmode(pc); -+#endif /* CONFIG_SSB_PCICORE_HOSTMODE */ -+ if (!pc->hostmode) -+ ssb_pcicore_init_clientmode(pc); -+} -+ -+static u32 ssb_pcie_read(struct ssb_pcicore *pc, u32 address) -+{ -+ pcicore_write32(pc, 0x130, address); -+ return pcicore_read32(pc, 0x134); -+} -+ -+static void ssb_pcie_write(struct ssb_pcicore *pc, u32 address, u32 data) -+{ -+ pcicore_write32(pc, 0x130, address); -+ pcicore_write32(pc, 0x134, data); -+} -+ -+static void ssb_pcie_mdio_write(struct ssb_pcicore *pc, u8 device, -+ u8 address, u16 data) -+{ -+ const u16 mdio_control = 0x128; -+ const u16 mdio_data = 0x12C; -+ u32 v; -+ int i; -+ -+ v = 0x80; /* Enable Preamble Sequence */ -+ v |= 0x2; /* MDIO Clock Divisor */ -+ pcicore_write32(pc, mdio_control, v); -+ -+ v = (1 << 30); /* Start of Transaction */ -+ v |= (1 << 28); /* Write Transaction */ -+ v |= (1 << 17); /* Turnaround */ -+ v |= (u32)device << 22; -+ v |= (u32)address << 18; -+ v |= data; -+ pcicore_write32(pc, mdio_data, v); -+ udelay(10); -+ for (i = 0; i < 10; i++) { -+ v = pcicore_read32(pc, mdio_control); -+ if (v & 0x100 /* Trans complete */) -+ break; -+ msleep(1); -+ } -+ pcicore_write32(pc, mdio_control, 0); -+} -+ -+static void ssb_broadcast_value(struct ssb_device *dev, -+ u32 address, u32 data) -+{ -+ /* This is used for both, PCI and ChipCommon core, so be careful. */ -+ BUILD_BUG_ON(SSB_PCICORE_BCAST_ADDR != SSB_CHIPCO_BCAST_ADDR); -+ BUILD_BUG_ON(SSB_PCICORE_BCAST_DATA != SSB_CHIPCO_BCAST_DATA); -+ -+ ssb_write32(dev, SSB_PCICORE_BCAST_ADDR, address); -+ ssb_read32(dev, SSB_PCICORE_BCAST_ADDR); /* flush */ -+ ssb_write32(dev, SSB_PCICORE_BCAST_DATA, data); -+ ssb_read32(dev, SSB_PCICORE_BCAST_DATA); /* flush */ -+} -+ -+static void ssb_commit_settings(struct ssb_bus *bus) -+{ -+ struct ssb_device *dev; -+ -+ dev = bus->chipco.dev ? bus->chipco.dev : bus->pcicore.dev; -+ assert(dev); -+ /* This forces an update of the cached registers. */ -+ ssb_broadcast_value(dev, 0xFD8, 0); -+} -+ -+int ssb_pcicore_dev_irqvecs_enable(struct ssb_pcicore *pc, -+ struct ssb_device *dev) -+{ -+ struct ssb_device *pdev = pc->dev; -+ struct ssb_bus *bus; -+ int err = 0; -+ u32 tmp; -+ -+ might_sleep(); -+ -+ if (!pdev) -+ goto out; -+ bus = pdev->bus; -+ -+ /* Enable interrupts for this device. */ -+ if (bus->host_pci && -+ ((pdev->id.revision >= 6) || (pdev->id.coreid == SSB_DEV_PCIE))) { -+ u32 coremask; -+ -+ /* Calculate the "coremask" for the device. */ -+ coremask = (1 << dev->core_index); -+ -+ err = pci_read_config_dword(bus->host_pci, SSB_PCI_IRQMASK, &tmp); -+ if (err) -+ goto out; -+ tmp |= coremask << 8; -+ err = pci_write_config_dword(bus->host_pci, SSB_PCI_IRQMASK, tmp); -+ if (err) -+ goto out; -+ } else { -+ u32 intvec; -+ -+ intvec = ssb_read32(pdev, SSB_INTVEC); -+ tmp = ssb_read32(dev, SSB_TPSFLAG); -+ tmp &= SSB_TPSFLAG_BPFLAG; -+ intvec |= tmp; -+ ssb_write32(pdev, SSB_INTVEC, intvec); -+ } -+ -+ /* Setup PCIcore operation. */ -+ if (pc->setup_done) -+ goto out; -+ if (pdev->id.coreid == SSB_DEV_PCI) { -+ tmp = pcicore_read32(pc, SSB_PCICORE_SBTOPCI2); -+ tmp |= SSB_PCICORE_SBTOPCI_PREF; -+ tmp |= SSB_PCICORE_SBTOPCI_BURST; -+ pcicore_write32(pc, SSB_PCICORE_SBTOPCI2, tmp); -+ -+ if (pdev->id.revision < 5) { -+ tmp = ssb_read32(pdev, SSB_IMCFGLO); -+ tmp &= ~SSB_IMCFGLO_SERTO; -+ tmp |= 2; -+ tmp &= ~SSB_IMCFGLO_REQTO; -+ tmp |= 3 << SSB_IMCFGLO_REQTO_SHIFT; -+ ssb_write32(pdev, SSB_IMCFGLO, tmp); -+ ssb_commit_settings(bus); -+ } else if (pdev->id.revision >= 11) { -+ tmp = pcicore_read32(pc, SSB_PCICORE_SBTOPCI2); -+ tmp |= SSB_PCICORE_SBTOPCI_MRM; -+ pcicore_write32(pc, SSB_PCICORE_SBTOPCI2, tmp); -+ } -+ } else { -+ assert(pdev->id.coreid == SSB_DEV_PCIE); -+ //TODO: Better make defines for all these magic PCIE values. -+ if ((pdev->id.revision == 0) || (pdev->id.revision == 1)) { -+ /* TLP Workaround register. */ -+ tmp = ssb_pcie_read(pc, 0x4); -+ tmp |= 0x8; -+ ssb_pcie_write(pc, 0x4, tmp); -+ } -+ if (pdev->id.revision == 0) { -+ const u8 serdes_rx_device = 0x1F; -+ -+ ssb_pcie_mdio_write(pc, serdes_rx_device, -+ 2 /* Timer */, 0x8128); -+ ssb_pcie_mdio_write(pc, serdes_rx_device, -+ 6 /* CDR */, 0x0100); -+ ssb_pcie_mdio_write(pc, serdes_rx_device, -+ 7 /* CDR BW */, 0x1466); -+ } else if (pdev->id.revision == 1) { -+ /* DLLP Link Control register. */ -+ tmp = ssb_pcie_read(pc, 0x100); -+ tmp |= 0x40; -+ ssb_pcie_write(pc, 0x100, tmp); -+ } -+ } -+ pc->setup_done = 1; -+out: -+ return err; -+} -+EXPORT_SYMBOL(ssb_pcicore_dev_irqvecs_enable); -diff -urN linux.old/drivers/ssb/Kconfig linux.dev/drivers/ssb/Kconfig ---- linux.old/drivers/ssb/Kconfig 1970-01-01 01:00:00.000000000 +0100 -+++ linux.dev/drivers/ssb/Kconfig 2007-01-26 00:44:13.000000000 +0100 -@@ -0,0 +1,93 @@ -+menu "Sonics Silicon Backplane" -+ -+config SSB -+ tristate "Sonics Silicon Backplane support" -+ depends on EXPERIMENTAL -+ help -+ Support for the Sonics Silicon Backplane bus -+ -+ The module will be called ssb -+ -+ If unsure, say M -+ -+config SSB_PCIHOST -+ bool "Support for SSB on PCI-bus host" -+ depends on SSB && PCI -+ default y -+ help -+ Support for a Sonics Silicon Backplane on top -+ of a PCI device. -+ -+ If unsure, say Y -+ -+config SSB_PCMCIAHOST -+ bool "Support for SSB on PCMCIA-bus host" -+ depends on SSB && PCMCIA -+ help -+ Support for a Sonics Silicon Backplane on top -+ of a PCMCIA device. -+ -+ If unsure, say N -+ -+config SSB_SILENT -+ bool "No SSB kernel messages" -+ depends on SSB -+ help -+ This option turns off all Sonics Silicon Backplane printks. -+ Note that you won't be able to identify problems, once -+ messages are turned off. -+ This might only be desired for production kernels on -+ embedded devices to reduce the kernel size. -+ -+ Say N -+ -+config SSB_DEBUG -+ bool "SSB debugging" -+ depends on SSB && !SSB_SILENT -+ help -+ This turns on additional runtime checks and debugging -+ messages. Turn this on for SSB troubleshooting. -+ -+ If unsure, say N -+ -+config SSB_SERIAL -+ bool -+ depends on SSB -+ # ChipCommon and ExtIf serial support routines. -+ -+config SSB_DRIVER_PCICORE -+ bool "SSB PCI core driver" -+ depends on SSB && SSB_PCIHOST -+ default y -+ help -+ Driver for the Sonics Silicon Backplane attached -+ Broadcom PCI core. -+ -+ If unsure, say Y -+ -+config SSB_PCICORE_HOSTMODE -+ bool "Hostmode support for SSB PCI core" -+ depends on SSB_DRIVER_PCICORE && SSB_DRIVER_MIPS -+ help -+ PCIcore hostmode operation (external PCI bus). -+ -+config SSB_DRIVER_MIPS -+ bool "SSB Broadcom MIPS core driver" -+ depends on SSB && MIPS -+ select SSB_SERIAL -+ help -+ Driver for the Sonics Silicon Backplane attached -+ Broadcom MIPS core. -+ -+ If unsure, say N -+ -+config SSB_DRIVER_EXTIF -+ bool "SSB Broadcom EXTIF core driver" -+ depends on SSB_DRIVER_MIPS -+ help -+ Driver for the Sonics Silicon Backplane attached -+ Broadcom EXTIF core. -+ -+ If unsure, say N -+ -+endmenu -diff -urN linux.old/drivers/ssb/Makefile linux.dev/drivers/ssb/Makefile ---- linux.old/drivers/ssb/Makefile 1970-01-01 01:00:00.000000000 +0100 -+++ linux.dev/drivers/ssb/Makefile 2007-01-26 00:44:13.000000000 +0100 -@@ -0,0 +1,14 @@ -+ssb-driver-chipcommon-y := driver_chipcommon/chipcommon.o -+ssb-driver-mips-$(CONFIG_SSB_DRIVER_MIPS) := driver_mips/mips.o -+ssb-driver-pci-$(CONFIG_SSB_DRIVER_PCICORE) := driver_pci/pcicore.o -+ -+ssb-$(CONFIG_SSB_PCIHOST) += pci.o -+ssb-$(CONFIG_SSB_PCMCIAHOST) += pcmcia.o -+ -+obj-$(CONFIG_SSB) += ssb.o -+ -+ssb-objs := core.o scan.o \ -+ $(ssb-y) $(ssb-m) \ -+ $(ssb-driver-chipcommon-y) \ -+ $(ssb-driver-mips-y) \ -+ $(ssb-driver-pci-y) -diff -urN linux.old/drivers/ssb/pci.c linux.dev/drivers/ssb/pci.c ---- linux.old/drivers/ssb/pci.c 1970-01-01 01:00:00.000000000 +0100 -+++ linux.dev/drivers/ssb/pci.c 2007-01-26 00:44:13.000000000 +0100 -@@ -0,0 +1,480 @@ -+/* -+ * Sonics Silicon Backplane PCI-Hostbus related functions. -+ * -+ * Copyright (C) 2005-2006 Michael Buesch <mb@bu3sch.de> -+ * Copyright (C) 2005 Martin Langer <martin-langer@gmx.de> -+ * Copyright (C) 2005 Stefano Brivio <st3@riseup.net> -+ * Copyright (C) 2005 Danny van Dyk <kugelfang@gentoo.org> -+ * Copyright (C) 2005 Andreas Jaggi <andreas.jaggi@waterwave.ch> -+ * -+ * Derived from the Broadcom 4400 device driver. -+ * Copyright (C) 2002 David S. Miller (davem@redhat.com) -+ * Fixed by Pekka Pietikainen (pp@ee.oulu.fi) -+ * Copyright (C) 2006 Broadcom Corporation. -+ * -+ * Licensed under the GNU/GPL. See COPYING for details. -+ */ -+ -+#include <linux/ssb/ssb.h> -+#include <linux/ssb/ssb_regs.h> -+#include <linux/pci.h> -+#include <linux/delay.h> -+ -+#include "ssb_private.h" -+ -+ -+int ssb_pci_switch_coreidx(struct ssb_bus *bus, u8 coreidx) -+{ -+ int err; -+ int attempts = 0; -+ u32 cur_core; -+ -+ while (1) { -+ err = pci_write_config_dword(bus->host_pci, SSB_BAR0_WIN, -+ (coreidx * SSB_CORE_SIZE) -+ + SSB_ENUM_BASE); -+ if (err) -+ goto error; -+ err = pci_read_config_dword(bus->host_pci, SSB_BAR0_WIN, -+ &cur_core); -+ if (err) -+ goto error; -+ cur_core = (cur_core - SSB_ENUM_BASE) -+ / SSB_CORE_SIZE; -+ if (cur_core == coreidx) -+ break; -+ -+ if (attempts++ > SSB_BAR0_MAX_RETRIES) -+ goto error; -+ udelay(10); -+ } -+ return 0; -+error: -+ ssb_printk(KERN_ERR PFX "Failed to switch to core %u\n", coreidx); -+ return -ENODEV; -+} -+ -+int ssb_pci_switch_core(struct ssb_bus *bus, -+ struct ssb_device *dev) -+{ -+ int err; -+ unsigned long flags; -+ -+ ssb_dprintk(KERN_INFO PFX -+ "Switching to %s core, index %d\n", -+ ssb_core_name(dev->id.coreid), -+ dev->core_index); -+ -+ spin_lock_irqsave(&bus->bar_lock, flags); -+ err = ssb_pci_switch_coreidx(bus, dev->core_index); -+ if (!err) -+ bus->mapped_device = dev; -+ spin_unlock_irqrestore(&bus->bar_lock, flags); -+ -+ return err; -+} -+ -+int ssb_pci_xtal(struct ssb_bus *bus, u32 what, int turn_on) -+{ -+ int err; -+ u32 in, out, outenable; -+ u16 pci_status; -+ -+ if (bus->bustype != SSB_BUSTYPE_PCI) -+ return 0; -+ -+ err = pci_read_config_dword(bus->host_pci, SSB_GPIO_IN, &in); -+ if (err) -+ goto err_pci; -+ err = pci_read_config_dword(bus->host_pci, SSB_GPIO_OUT, &out); -+ if (err) -+ goto err_pci; -+ err = pci_read_config_dword(bus->host_pci, SSB_GPIO_OUT_ENABLE, &outenable); -+ if (err) -+ goto err_pci; -+ -+ outenable |= what; -+ -+ if (turn_on) { -+ /* 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 (!(in & SSB_GPIO_XTAL)) { -+ if (what & SSB_GPIO_XTAL) { -+ /* Turn the crystal on */ -+ out |= SSB_GPIO_XTAL; -+ if (what & SSB_GPIO_PLL) -+ out |= SSB_GPIO_PLL; -+ err = pci_write_config_dword(bus->host_pci, SSB_GPIO_OUT, out); -+ if (err) -+ goto err_pci; -+ err = pci_write_config_dword(bus->host_pci, SSB_GPIO_OUT_ENABLE, -+ outenable); -+ if (err) -+ goto err_pci; -+ msleep(1); -+ } -+ if (what & SSB_GPIO_PLL) { -+ /* Turn the PLL on */ -+ out &= ~SSB_GPIO_PLL; -+ err = pci_write_config_dword(bus->host_pci, SSB_GPIO_OUT, out); -+ if (err) -+ goto err_pci; -+ msleep(2); -+ } -+ } -+ -+ err = pci_read_config_word(bus->host_pci, PCI_STATUS, &pci_status); -+ if (err) -+ goto err_pci; -+ pci_status &= ~PCI_STATUS_SIG_TARGET_ABORT; -+ err = pci_write_config_word(bus->host_pci, PCI_STATUS, pci_status); -+ if (err) -+ goto err_pci; -+ } else { -+ if (what & SSB_GPIO_XTAL) { -+ /* Turn the crystal off */ -+ out &= ~SSB_GPIO_XTAL; -+ } -+ if (what & SSB_GPIO_PLL) { -+ /* Turn the PLL off */ -+ out |= SSB_GPIO_PLL; -+ } -+ err = pci_write_config_dword(bus->host_pci, SSB_GPIO_OUT, out); -+ if (err) -+ goto err_pci; -+ err = pci_write_config_dword(bus->host_pci, SSB_GPIO_OUT_ENABLE, outenable); -+ if (err) -+ goto err_pci; -+ } -+ -+out: -+ return err; -+ -+err_pci: -+ printk(KERN_ERR PFX "Error: ssb_pci_xtal() could not access PCI config space!\n"); -+ err = -EBUSY; -+ goto out; -+} -+ -+#define SPOFF(offset) (((offset) - SSB_SPROM_BASE) / sizeof(u16)) -+#define SPEX(_outvar, _offset, _mask, _shift) \ -+ out->_outvar = ((in[SPOFF(_offset)] & (_mask)) >> (_shift)) -+ -+static inline u8 ssb_crc8(u8 crc, u8 data) -+{ -+ /* Polynomial: x^8 + x^7 + x^6 + x^4 + x^2 + 1 */ -+ static const u8 t[] = { -+ 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, -+ }; -+ return t[crc ^ data]; -+} -+ -+static u8 ssb_sprom_crc(const u16 *sprom) -+{ -+ int word; -+ u8 crc = 0xFF; -+ -+ for (word = 0; word < SSB_SPROMSIZE_WORDS - 1; word++) { -+ crc = ssb_crc8(crc, sprom[word] & 0x00FF); -+ crc = ssb_crc8(crc, (sprom[word] & 0xFF00) >> 8); -+ } -+ crc = ssb_crc8(crc, sprom[SPOFF(SSB_SPROM_REVISION)] & 0x00FF); -+ crc ^= 0xFF; -+ -+ return crc; -+} -+ -+static int sprom_check_crc(const u16 *sprom) -+{ -+ u8 crc; -+ u8 expected_crc; -+ u16 tmp; -+ -+ crc = ssb_sprom_crc(sprom); -+ tmp = sprom[SPOFF(SSB_SPROM_REVISION)] & SSB_SPROM_REVISION_CRC; -+ expected_crc = tmp >> SSB_SPROM_REVISION_CRC_SHIFT; -+ if (crc != expected_crc) -+ return -EPROTO; -+ -+ return 0; -+} -+ -+static void sprom_do_read(struct ssb_bus *bus, u16 *sprom) -+{ -+ int i; -+ -+ for (i = 0; i < SSB_SPROMSIZE_WORDS; i++) -+ sprom[i] = readw(bus->mmio + SSB_SPROM_BASE + (i * 2)); -+} -+ -+static void sprom_extract_r1(struct ssb_sprom_r1 *out, const u16 *in) -+{ -+ int i; -+ u16 v; -+ -+ SPEX(pci_spid, SSB_SPROM1_SPID, 0xFFFF, 0); -+ SPEX(pci_svid, SSB_SPROM1_SVID, 0xFFFF, 0); -+ SPEX(pci_pid, SSB_SPROM1_PID, 0xFFFF, 0); -+ for (i = 0; i < 3; i++) { -+ v = in[SPOFF(SSB_SPROM1_IL0MAC) + i]; -+ *(((u16 *)out->il0mac) + i) = cpu_to_be16(v); -+ } -+ for (i = 0; i < 3; i++) { -+ v = in[SPOFF(SSB_SPROM1_ET0MAC) + i]; -+ *(((u16 *)out->et0mac) + i) = cpu_to_be16(v); -+ } -+ for (i = 0; i < 3; i++) { -+ v = in[SPOFF(SSB_SPROM1_ET1MAC) + i]; -+ *(((u16 *)out->et1mac) + i) = cpu_to_be16(v); -+ } -+ SPEX(et0phyaddr, SSB_SPROM1_ETHPHY, SSB_SPROM1_ETHPHY_ET0A, 0); -+ SPEX(et1phyaddr, SSB_SPROM1_ETHPHY, SSB_SPROM1_ETHPHY_ET1A, -+ SSB_SPROM1_ETHPHY_ET1A_SHIFT); -+ SPEX(et0mdcport, SSB_SPROM1_ETHPHY, SSB_SPROM1_ETHPHY_ET0M, 14); -+ SPEX(et1mdcport, SSB_SPROM1_ETHPHY, SSB_SPROM1_ETHPHY_ET1M, 15); -+ SPEX(board_rev, SSB_SPROM1_BINF, SSB_SPROM1_BINF_BREV, 0); -+ SPEX(country_code, SSB_SPROM1_BINF, SSB_SPROM1_BINF_CCODE, -+ SSB_SPROM1_BINF_CCODE_SHIFT); -+ SPEX(antenna_a, SSB_SPROM1_BINF, SSB_SPROM1_BINF_ANTA, -+ SSB_SPROM1_BINF_ANTA_SHIFT); -+ SPEX(antenna_bg, SSB_SPROM1_BINF, SSB_SPROM1_BINF_ANTBG, -+ SSB_SPROM1_BINF_ANTBG_SHIFT); -+ SPEX(pa0b0, SSB_SPROM1_PA0B0, 0xFFFF, 0); -+ SPEX(pa0b1, SSB_SPROM1_PA0B1, 0xFFFF, 0); -+ SPEX(pa0b2, SSB_SPROM1_PA0B2, 0xFFFF, 0); -+ SPEX(pa1b0, SSB_SPROM1_PA1B0, 0xFFFF, 0); -+ SPEX(pa1b1, SSB_SPROM1_PA1B1, 0xFFFF, 0); -+ SPEX(pa1b2, SSB_SPROM1_PA1B2, 0xFFFF, 0); -+ SPEX(gpio0, SSB_SPROM1_GPIOA, SSB_SPROM1_GPIOA_P0, 0); -+ SPEX(gpio1, SSB_SPROM1_GPIOA, SSB_SPROM1_GPIOA_P1, -+ SSB_SPROM1_GPIOA_P1_SHIFT); -+ SPEX(gpio2, SSB_SPROM1_GPIOB, SSB_SPROM1_GPIOB_P2, 0); -+ SPEX(gpio3, SSB_SPROM1_GPIOB, SSB_SPROM1_GPIOB_P3, -+ SSB_SPROM1_GPIOB_P3_SHIFT); -+ SPEX(maxpwr_a, SSB_SPROM1_MAXPWR, SSB_SPROM1_MAXPWR_A, 0); -+ SPEX(maxpwr_bg, SSB_SPROM1_MAXPWR, SSB_SPROM1_MAXPWR_BG, -+ SSB_SPROM1_MAXPWR_BG_SHIFT); -+ SPEX(itssi_a, SSB_SPROM1_ITSSI, SSB_SPROM1_ITSSI_A, 0); -+ SPEX(itssi_bg, SSB_SPROM1_ITSSI, SSB_SPROM1_ITSSI_BG, -+ SSB_SPROM1_ITSSI_BG_SHIFT); -+ SPEX(boardflags_lo, SSB_SPROM1_BFLLO, 0xFFFF, 0); -+ SPEX(antenna_gain_a, SSB_SPROM1_AGAIN, SSB_SPROM1_AGAIN_A, 0); -+ SPEX(antenna_gain_bg, SSB_SPROM1_AGAIN, SSB_SPROM1_AGAIN_BG, -+ SSB_SPROM1_AGAIN_BG_SHIFT); -+ for (i = 0; i < 4; i++) { -+ v = in[SPOFF(SSB_SPROM1_OEM) + i]; -+ *(((u16 *)out->oem) + i) = cpu_to_le16(v); -+ } -+} -+ -+static void sprom_extract_r2(struct ssb_sprom_r2 *out, const u16 *in) -+{ -+ int i; -+ u16 v; -+ -+ SPEX(boardflags_hi, SSB_SPROM2_BFLHI, 0xFFFF, 0); -+ SPEX(maxpwr_a_hi, SSB_SPROM2_MAXP_A, SSB_SPROM2_MAXP_A_HI, 0); -+ SPEX(maxpwr_a_lo, SSB_SPROM2_MAXP_A, SSB_SPROM2_MAXP_A_LO, -+ SSB_SPROM2_MAXP_A_LO_SHIFT); -+ SPEX(pa1lob0, SSB_SPROM2_PA1LOB0, 0xFFFF, 0); -+ SPEX(pa1lob1, SSB_SPROM2_PA1LOB1, 0xFFFF, 0); -+ SPEX(pa1lob2, SSB_SPROM2_PA1LOB2, 0xFFFF, 0); -+ SPEX(pa1hib0, SSB_SPROM2_PA1HIB0, 0xFFFF, 0); -+ SPEX(pa1hib1, SSB_SPROM2_PA1HIB1, 0xFFFF, 0); -+ SPEX(pa1hib2, SSB_SPROM2_PA1HIB2, 0xFFFF, 0); -+ SPEX(ofdm_pwr_off, SSB_SPROM2_OPO, SSB_SPROM2_OPO_VALUE, 0); -+ for (i = 0; i < 4; i++) { -+ v = in[SPOFF(SSB_SPROM2_CCODE) + i]; -+ *(((u16 *)out->country_str) + i) = cpu_to_le16(v); -+ } -+} -+ -+static void sprom_extract_r3(struct ssb_sprom_r3 *out, const u16 *in) -+{ -+ out->ofdmapo = (in[SPOFF(SSB_SPROM3_OFDMAPO) + 0] & 0xFF00) >> 8; -+ out->ofdmapo |= (in[SPOFF(SSB_SPROM3_OFDMAPO) + 0] & 0x00FF) << 8; -+ out->ofdmapo <<= 16; -+ out->ofdmapo |= (in[SPOFF(SSB_SPROM3_OFDMAPO) + 1] & 0xFF00) >> 8; -+ out->ofdmapo |= (in[SPOFF(SSB_SPROM3_OFDMAPO) + 1] & 0x00FF) << 8; -+ -+ out->ofdmalpo = (in[SPOFF(SSB_SPROM3_OFDMALPO) + 0] & 0xFF00) >> 8; -+ out->ofdmalpo |= (in[SPOFF(SSB_SPROM3_OFDMALPO) + 0] & 0x00FF) << 8; -+ out->ofdmalpo <<= 16; -+ out->ofdmalpo |= (in[SPOFF(SSB_SPROM3_OFDMALPO) + 1] & 0xFF00) >> 8; -+ out->ofdmalpo |= (in[SPOFF(SSB_SPROM3_OFDMALPO) + 1] & 0x00FF) << 8; -+ -+ out->ofdmahpo = (in[SPOFF(SSB_SPROM3_OFDMAHPO) + 0] & 0xFF00) >> 8; -+ out->ofdmahpo |= (in[SPOFF(SSB_SPROM3_OFDMAHPO) + 0] & 0x00FF) << 8; -+ out->ofdmahpo <<= 16; -+ out->ofdmahpo |= (in[SPOFF(SSB_SPROM3_OFDMAHPO) + 1] & 0xFF00) >> 8; -+ out->ofdmahpo |= (in[SPOFF(SSB_SPROM3_OFDMAHPO) + 1] & 0x00FF) << 8; -+ -+ SPEX(gpioldc_on_cnt, SSB_SPROM3_GPIOLDC, SSB_SPROM3_GPIOLDC_ON, -+ SSB_SPROM3_GPIOLDC_ON_SHIFT); -+ SPEX(gpioldc_off_cnt, SSB_SPROM3_GPIOLDC, SSB_SPROM3_GPIOLDC_OFF, -+ SSB_SPROM3_GPIOLDC_OFF_SHIFT); -+ SPEX(cckpo_1M, SSB_SPROM3_CCKPO, SSB_SPROM3_CCKPO_1M, 0); -+ SPEX(cckpo_2M, SSB_SPROM3_CCKPO, SSB_SPROM3_CCKPO_2M, -+ SSB_SPROM3_CCKPO_2M_SHIFT); -+ SPEX(cckpo_55M, SSB_SPROM3_CCKPO, SSB_SPROM3_CCKPO_55M, -+ SSB_SPROM3_CCKPO_55M_SHIFT); -+ SPEX(cckpo_11M, SSB_SPROM3_CCKPO, SSB_SPROM3_CCKPO_11M, -+ SSB_SPROM3_CCKPO_11M_SHIFT); -+ -+ out->ofdmgpo = (in[SPOFF(SSB_SPROM3_OFDMGPO) + 0] & 0xFF00) >> 8; -+ out->ofdmgpo |= (in[SPOFF(SSB_SPROM3_OFDMGPO) + 0] & 0x00FF) << 8; -+ out->ofdmgpo <<= 16; -+ out->ofdmgpo |= (in[SPOFF(SSB_SPROM3_OFDMGPO) + 1] & 0xFF00) >> 8; -+ out->ofdmgpo |= (in[SPOFF(SSB_SPROM3_OFDMGPO) + 1] & 0x00FF) << 8; -+} -+ -+static int sprom_extract(struct ssb_sprom *out, const u16 *in) -+{ -+ memset(out, 0, sizeof(*out)); -+ -+ SPEX(revision, SSB_SPROM_REVISION, SSB_SPROM_REVISION_REV, 0); -+ SPEX(crc, SSB_SPROM_REVISION, SSB_SPROM_REVISION_CRC, -+ SSB_SPROM_REVISION_CRC_SHIFT); -+ -+ if (out->revision == 0) -+ goto unsupported; -+ if (out->revision >= 1 && out->revision <= 3) -+ sprom_extract_r1(&out->r1, in); -+ if (out->revision >= 2 && out->revision <= 3) -+ sprom_extract_r2(&out->r2, in); -+ if (out->revision == 3) -+ sprom_extract_r3(&out->r3, in); -+ if (out->revision >= 4) -+ goto unsupported; -+ -+ return 0; -+unsupported: -+ ssb_printk(KERN_WARNING PFX "Unsupported SPROM revision %d " -+ "detected. Will extract v1\n", out->revision); -+ sprom_extract_r1(&out->r1, in); -+ return 0; -+} -+ -+int ssb_pci_sprom_get(struct ssb_bus *bus) -+{ -+ int err = -ENOMEM; -+ u16 *buf; -+ -+ assert(bus->bustype == SSB_BUSTYPE_PCI); -+ -+ buf = kcalloc(SSB_SPROMSIZE_WORDS, sizeof(u16), GFP_KERNEL); -+ if (!buf) -+ goto out; -+ sprom_do_read(bus, buf); -+ err = sprom_check_crc(buf); -+ if (err) { -+ ssb_printk(KERN_WARNING PFX -+ "WARNING: Invalid SPROM CRC (corrupt SPROM)\n"); -+ } -+ err = sprom_extract(&bus->sprom, buf); -+ -+ kfree(buf); -+out: -+ return err; -+} -+ -+void ssb_pci_get_boardtype(struct ssb_bus *bus) -+{ -+ pci_read_config_word(bus->host_pci, PCI_SUBSYSTEM_VENDOR_ID, -+ &bus->board_vendor); -+ pci_read_config_word(bus->host_pci, PCI_SUBSYSTEM_ID, -+ &bus->board_type); -+ pci_read_config_word(bus->host_pci, PCI_REVISION_ID, -+ &bus->board_rev); -+} -+ -+static u16 ssb_pci_read16(struct ssb_device *dev, u16 offset) -+{ -+ struct ssb_bus *bus = dev->bus; -+ -+ if (unlikely(bus->mapped_device != dev)) { -+ if (unlikely(ssb_pci_switch_core(bus, dev))) -+ return 0xFFFF; -+ } -+ return readw(bus->mmio + offset); -+} -+ -+static u32 ssb_pci_read32(struct ssb_device *dev, u16 offset) -+{ -+ struct ssb_bus *bus = dev->bus; -+ -+ if (unlikely(bus->mapped_device != dev)) { -+ if (unlikely(ssb_pci_switch_core(bus, dev))) -+ return 0xFFFFFFFF; -+ } -+ return readl(bus->mmio + offset); -+} -+ -+static void ssb_pci_write16(struct ssb_device *dev, u16 offset, u16 value) -+{ -+ struct ssb_bus *bus = dev->bus; -+ -+ if (unlikely(bus->mapped_device != dev)) { -+ if (unlikely(ssb_pci_switch_core(bus, dev))) -+ return; -+ } -+ writew(value, bus->mmio + offset); -+} -+ -+static void ssb_pci_write32(struct ssb_device *dev, u16 offset, u32 value) -+{ -+ struct ssb_bus *bus = dev->bus; -+ -+ if (unlikely(bus->mapped_device != dev)) { -+ if (unlikely(ssb_pci_switch_core(bus, dev))) -+ return; -+ } -+ writel(value, bus->mmio + offset); -+} -+ -+const struct ssb_bus_ops ssb_pci_ops = { -+ .read16 = ssb_pci_read16, -+ .read32 = ssb_pci_read32, -+ .write16 = ssb_pci_write16, -+ .write32 = ssb_pci_write32, -+}; -+ -+int ssb_pci_init(struct ssb_bus *bus) -+{ -+ if (bus->bustype != SSB_BUSTYPE_PCI) -+ return 0; -+ return ssb_pci_sprom_get(bus); -+} -diff -urN linux.old/drivers/ssb/pcmcia.c linux.dev/drivers/ssb/pcmcia.c ---- linux.old/drivers/ssb/pcmcia.c 1970-01-01 01:00:00.000000000 +0100 -+++ linux.dev/drivers/ssb/pcmcia.c 2007-01-26 00:44:13.000000000 +0100 -@@ -0,0 +1,256 @@ -+/* -+ * Sonics Silicon Backplane -+ * PCMCIA-Hostbus related functions -+ * -+ * Copyright 2006 Johannes Berg <johannes@sipsolutions.net> -+ * Copyright 2007 Michael Buesch <mb@bu3sch.de> -+ * -+ * Licensed under the GNU/GPL. See COPYING for details. -+ */ -+ -+#include <linux/ssb/ssb.h> -+#include <linux/delay.h> -+ -+#include <pcmcia/cs_types.h> -+#include <pcmcia/cs.h> -+#include <pcmcia/cistpl.h> -+#include <pcmcia/ciscode.h> -+#include <pcmcia/ds.h> -+#include <pcmcia/cisreg.h> -+ -+#include "ssb_private.h" -+ -+ -+int ssb_pcmcia_switch_coreidx(struct ssb_bus *bus, -+ u8 coreidx) -+{ -+ struct pcmcia_device *pdev = bus->host_pcmcia; -+ int err; -+ int attempts = 0; -+ u32 cur_core; -+ conf_reg_t reg; -+ u32 addr; -+ u32 read_addr; -+ -+ addr = (coreidx * SSB_CORE_SIZE) + SSB_ENUM_BASE; -+ while (1) { -+ reg.Action = CS_WRITE; -+ reg.Offset = 0x2E; -+ reg.Value = (addr & 0x0000F000) >> 12; -+ err = pcmcia_access_configuration_register(pdev, ®); -+ if (err != CS_SUCCESS) -+ goto error; -+ reg.Offset = 0x30; -+ reg.Value = (addr & 0x00FF0000) >> 16; -+ err = pcmcia_access_configuration_register(pdev, ®); -+ if (err != CS_SUCCESS) -+ goto error; -+ reg.Offset = 0x32; -+ reg.Value = (addr & 0xFF000000) >> 24; -+ err = pcmcia_access_configuration_register(pdev, ®); -+ if (err != CS_SUCCESS) -+ goto error; -+ -+ read_addr = 0; -+ -+ reg.Action = CS_READ; -+ reg.Offset = 0x2E; -+ err = pcmcia_access_configuration_register(pdev, ®); -+ if (err != CS_SUCCESS) -+ goto error; -+ read_addr |= (reg.Value & 0xF) << 12; -+ reg.Offset = 0x30; -+ err = pcmcia_access_configuration_register(pdev, ®); -+ if (err != CS_SUCCESS) -+ goto error; -+ read_addr |= reg.Value << 16; -+ reg.Offset = 0x32; -+ err = pcmcia_access_configuration_register(pdev, ®); -+ if (err != CS_SUCCESS) -+ goto error; -+ read_addr |= reg.Value << 24; -+ -+ cur_core = (read_addr - SSB_ENUM_BASE) / SSB_CORE_SIZE; -+ if (cur_core == coreidx) -+ break; -+ -+ if (attempts++ > SSB_BAR0_MAX_RETRIES) -+ goto error; -+ udelay(10); -+ } -+ -+ return 0; -+error: -+ ssb_printk(KERN_ERR PFX "Failed to switch to core %u\n", coreidx); -+ return -ENODEV; -+} -+ -+int ssb_pcmcia_switch_core(struct ssb_bus *bus, -+ struct ssb_device *dev) -+{ -+ int err; -+ unsigned long flags; -+ -+ ssb_dprintk(KERN_INFO PFX -+ "Switching to %s core, index %d\n", -+ ssb_core_name(dev->id.coreid), -+ dev->core_index); -+ -+ spin_lock_irqsave(&bus->bar_lock, flags); -+ err = ssb_pcmcia_switch_coreidx(bus, dev->core_index); -+ if (!err) -+ bus->mapped_device = dev; -+ spin_unlock_irqrestore(&bus->bar_lock, flags); -+ -+ return err; -+} -+ -+int ssb_pcmcia_switch_segment(struct ssb_bus *bus, u8 seg) -+{ -+ int attempts = 0; -+ unsigned long flags; -+ conf_reg_t reg; -+ int res, err = 0; -+ -+ assert(seg == 0 || seg == 1); -+ reg.Offset = 0x34; -+ reg.Function = 0; -+ spin_lock_irqsave(&bus->bar_lock, flags); -+ while (1) { -+ reg.Action = CS_WRITE; -+ reg.Value = seg; -+ res = pcmcia_access_configuration_register(bus->host_pcmcia, ®); -+ if (unlikely(res != CS_SUCCESS)) -+ goto error; -+ reg.Value = 0xFF; -+ reg.Action = CS_READ; -+ res = pcmcia_access_configuration_register(bus->host_pcmcia, ®); -+ if (unlikely(res != CS_SUCCESS)) -+ goto error; -+ -+ if (reg.Value == seg) -+ break; -+ -+ if (unlikely(attempts++ > SSB_BAR0_MAX_RETRIES)) -+ goto error; -+ udelay(10); -+ } -+ bus->mapped_pcmcia_seg = seg; -+out_unlock: -+ spin_unlock_irqrestore(&bus->bar_lock, flags); -+ return err; -+error: -+ ssb_printk(KERN_ERR PFX "Failed to switch pcmcia segment\n"); -+ err = -ENODEV; -+ goto out_unlock; -+} -+ -+static inline int do_select_core(struct ssb_bus *bus, -+ struct ssb_device *dev, -+ u16 *offset) -+{ -+ int err; -+ u8 need_seg = (*offset >= 0x800) ? 1 : 0; -+ -+ if (unlikely(dev != bus->mapped_device)) { -+ err = ssb_pcmcia_switch_core(bus, dev); -+ if (unlikely(err)) -+ return err; -+ } -+ if (unlikely(need_seg != bus->mapped_pcmcia_seg)) { -+ err = ssb_pcmcia_switch_segment(bus, need_seg); -+ if (unlikely(err)) -+ return err; -+ } -+ if (need_seg == 1) -+ *offset -= 0x800; -+ -+ return 0; -+} -+ -+static u16 ssb_pcmcia_read16(struct ssb_device *dev, u16 offset) -+{ -+ struct ssb_bus *bus = dev->bus; -+ u16 x; -+ -+ if (unlikely(do_select_core(bus, dev, &offset))) -+ return 0xFFFF; -+ x = readw(bus->mmio + offset); -+//printk("R16 0x%04X, 0x%04X\n", offset, x); -+ return x; -+} -+ -+static u32 ssb_pcmcia_read32(struct ssb_device *dev, u16 offset) -+{ -+ struct ssb_bus *bus = dev->bus; -+ u32 x; -+ -+ if (unlikely(do_select_core(bus, dev, &offset))) -+ return 0xFFFFFFFF; -+ x = readl(bus->mmio + offset); -+//printk("R32 0x%04X, 0x%08X\n", offset, x); -+ return x; -+} -+ -+static void ssb_pcmcia_write16(struct ssb_device *dev, u16 offset, u16 value) -+{ -+ struct ssb_bus *bus = dev->bus; -+ -+ if (unlikely(do_select_core(bus, dev, &offset))) -+ return; -+//printk("W16 0x%04X, 0x%04X\n", offset, value); -+ writew(value, bus->mmio + offset); -+} -+ -+static void ssb_pcmcia_write32(struct ssb_device *dev, u16 offset, u32 value) -+{ -+ struct ssb_bus *bus = dev->bus; -+ -+ if (unlikely(do_select_core(bus, dev, &offset))) -+ return; -+//printk("W32 0x%04X, 0x%08X\n", offset, value); -+ readw(bus->mmio + offset); -+ writew(value >> 16, bus->mmio + offset + 2); -+ readw(bus->mmio + offset); -+ writew(value, bus->mmio + offset); -+} -+ -+const struct ssb_bus_ops ssb_pcmcia_ops = { -+ .read16 = ssb_pcmcia_read16, -+ .read32 = ssb_pcmcia_read32, -+ .write16 = ssb_pcmcia_write16, -+ .write32 = ssb_pcmcia_write32, -+}; -+ -+int ssb_pcmcia_init(struct ssb_bus *bus) -+{ -+ conf_reg_t reg; -+ int err; -+ -+ if (bus->bustype != SSB_BUSTYPE_PCMCIA) -+ return 0; -+ -+ /* Switch segment to a known state and sync -+ * bus->mapped_pcmcia_seg with hardware state. */ -+ ssb_pcmcia_switch_segment(bus, 0); -+ -+ /* Init IRQ routing */ -+ reg.Action = CS_READ; -+ reg.Function = 0; -+ if (bus->chip_id == 0x4306) -+ reg.Offset = 0x00; -+ else -+ reg.Offset = 0x80; -+ err = pcmcia_access_configuration_register(bus->host_pcmcia, ®); -+ if (err != CS_SUCCESS) -+ goto error; -+ reg.Action = CS_WRITE; -+ reg.Value |= 0x04 | 0x01; -+ err = pcmcia_access_configuration_register(bus->host_pcmcia, ®); -+ if (err != CS_SUCCESS) -+ goto error; -+ -+ return 0; -+error: -+ return -ENODEV; -+} -diff -urN linux.old/drivers/ssb/scan.c linux.dev/drivers/ssb/scan.c ---- linux.old/drivers/ssb/scan.c 1970-01-01 01:00:00.000000000 +0100 -+++ linux.dev/drivers/ssb/scan.c 2007-01-26 00:44:13.000000000 +0100 -@@ -0,0 +1,373 @@ -+/* -+ * Sonics Silicon Backplane -+ * Bus scanning -+ * -+ * Copyright (C) 2005-2007 Michael Buesch <mb@bu3sch.de> -+ * Copyright (C) 2005 Martin Langer <martin-langer@gmx.de> -+ * Copyright (C) 2005 Stefano Brivio <st3@riseup.net> -+ * Copyright (C) 2005 Danny van Dyk <kugelfang@gentoo.org> -+ * Copyright (C) 2005 Andreas Jaggi <andreas.jaggi@waterwave.ch> -+ * Copyright (C) 2006 Broadcom Corporation. -+ * -+ * Licensed under the GNU/GPL. See COPYING for details. -+ */ -+ -+#include <linux/ssb/ssb.h> -+#include <linux/ssb/ssb_regs.h> -+#include <linux/pci.h> -+#include <asm/io.h> -+ -+#include "ssb_private.h" -+ -+ -+const char * ssb_core_name(u16 coreid) -+{ -+ switch (coreid) { -+ case SSB_DEV_CHIPCOMMON: -+ return "ChipCommon"; -+ case SSB_DEV_ILINE20: -+ return "ILine 20"; -+ case SSB_DEV_SDRAM: -+ return "SDRAM"; -+ case SSB_DEV_PCI: -+ return "PCI"; -+ case SSB_DEV_MIPS: -+ return "MIPS"; -+ case SSB_DEV_ETHERNET: -+ return "Fast Ethernet"; -+ case SSB_DEV_V90: -+ return "V90"; -+ case SSB_DEV_USB11_HOSTDEV: -+ return "USB 1.1 Hostdev"; -+ case SSB_DEV_ADSL: -+ return "ADSL"; -+ case SSB_DEV_ILINE100: -+ return "ILine 100"; -+ case SSB_DEV_IPSEC: -+ return "IPSEC"; -+ case SSB_DEV_PCMCIA: -+ return "PCMCIA"; -+ case SSB_DEV_INTERNAL_MEM: -+ return "Internal Memory"; -+ case SSB_DEV_MEMC_SDRAM: -+ return "MEMC SDRAM"; -+ case SSB_DEV_EXTIF: -+ return "EXTIF"; -+ case SSB_DEV_80211: -+ return "IEEE 802.11"; -+ case SSB_DEV_MIPS_3302: -+ return "MIPS 3302"; -+ case SSB_DEV_USB11_HOST: -+ return "USB 1.1 Host"; -+ case SSB_DEV_USB11_DEV: -+ return "USB 1.1 Device"; -+ case SSB_DEV_USB20_HOST: -+ return "USB 2.0 Host"; -+ case SSB_DEV_USB20_DEV: -+ return "USB 2.0 Device"; -+ case SSB_DEV_SDIO_HOST: -+ return "SDIO Host"; -+ case SSB_DEV_ROBOSWITCH: -+ return "Roboswitch"; -+ case SSB_DEV_PARA_ATA: -+ return "PATA"; -+ case SSB_DEV_SATA_XORDMA: -+ return "SATA XOR-DMA"; -+ case SSB_DEV_ETHERNET_GBIT: -+ return "GBit Ethernet"; -+ case SSB_DEV_PCIE: -+ return "PCI-E"; -+ case SSB_DEV_MIMO_PHY: -+ return "MIMO PHY"; -+ case SSB_DEV_SRAM_CTRLR: -+ return "SRAM Controller"; -+ case SSB_DEV_MINI_MACPHY: -+ return "Mini MACPHY"; -+ case SSB_DEV_ARM_1176: -+ return "ARM 1176"; -+ case SSB_DEV_ARM_7TDMI: -+ return "ARM 7TDMI"; -+ } -+ return "UNKNOWN"; -+} -+ -+static u16 pcidev_to_chipid(struct pci_dev *pci_dev) -+{ -+ u16 chipid_fallback = 0; -+ -+ switch (pci_dev->device) { -+ case 0x4301: -+ chipid_fallback = 0x4301; -+ break; -+ case 0x4305 ... 0x4307: -+ chipid_fallback = 0x4307; -+ break; -+ case 0x4403: -+ chipid_fallback = 0x4402; -+ break; -+ case 0x4610 ... 0x4615: -+ chipid_fallback = 0x4610; -+ break; -+ case 0x4710 ... 0x4715: -+ chipid_fallback = 0x4710; -+ break; -+ case 0x4320 ... 0x4325: -+ chipid_fallback = 0x4309; -+ break; -+ case PCI_DEVICE_ID_BCM4401: -+ case PCI_DEVICE_ID_BCM4401B0: -+ case PCI_DEVICE_ID_BCM4401B1: -+ chipid_fallback = 0x4401; -+ break; -+ default: -+ ssb_printk(KERN_ERR PFX -+ "PCI-ID not in fallback list\n"); -+ } -+ -+ return chipid_fallback; -+} -+ -+static u8 chipid_to_nrcores(u16 chipid) -+{ -+ switch (chipid) { -+ case 0x5365: -+ return 7; -+ case 0x4306: -+ return 6; -+ case 0x4310: -+ return 8; -+ case 0x4307: -+ case 0x4301: -+ return 5; -+ case 0x4401: -+ case 0x4402: -+ return 3; -+ case 0x4710: -+ case 0x4610: -+ case 0x4704: -+ return 9; -+ default: -+ ssb_printk(KERN_ERR PFX -+ "CHIPID not in nrcores fallback list\n"); -+ } -+ -+ return 1; -+} -+ -+static u32 scan_read32(struct ssb_bus *bus, u8 current_coreidx, -+ u16 offset) -+{ -+ switch (bus->bustype) { -+ case SSB_BUSTYPE_SSB: -+ offset += current_coreidx * SSB_CORE_SIZE; -+ break; -+ case SSB_BUSTYPE_PCI: -+ break; -+ case SSB_BUSTYPE_PCMCIA: -+ if (offset >= 0x800) { -+ ssb_pcmcia_switch_segment(bus, 1); -+ offset -= 0x800; -+ } else -+ ssb_pcmcia_switch_segment(bus, 0); -+ break; -+ } -+ return readl(bus->mmio + offset); -+} -+ -+static int scan_switchcore(struct ssb_bus *bus, u8 coreidx) -+{ -+ switch (bus->bustype) { -+ case SSB_BUSTYPE_SSB: -+ break; -+ case SSB_BUSTYPE_PCI: -+ return ssb_pci_switch_coreidx(bus, coreidx); -+ case SSB_BUSTYPE_PCMCIA: -+ return ssb_pcmcia_switch_coreidx(bus, coreidx); -+ } -+ return 0; -+} -+ -+void ssb_iounmap(struct ssb_bus *bus) -+{ -+ switch (bus->bustype) { -+ case SSB_BUSTYPE_SSB: -+ case SSB_BUSTYPE_PCMCIA: -+ iounmap(bus->mmio); -+ break; -+ case SSB_BUSTYPE_PCI: -+ pci_iounmap(bus->host_pci, bus->mmio); -+ break; -+ } -+ bus->mmio = NULL; -+ bus->mapped_device = NULL; -+} -+ -+static void __iomem * ssb_ioremap(struct ssb_bus *bus, -+ unsigned long baseaddr) -+{ -+ void __iomem *mmio = NULL; -+ -+ switch (bus->bustype) { -+ case SSB_BUSTYPE_SSB: -+ /* Only map the first core for now. */ -+ /* fallthrough... */ -+ case SSB_BUSTYPE_PCMCIA: -+ mmio = ioremap(baseaddr, SSB_CORE_SIZE); -+ break; -+ case SSB_BUSTYPE_PCI: -+ mmio = pci_iomap(bus->host_pci, 0, ~0UL); -+ break; -+ } -+ -+ return mmio; -+} -+ -+int ssb_bus_scan(struct ssb_bus *bus, -+ unsigned long baseaddr) -+{ -+ int err = -ENOMEM; -+ void __iomem *mmio; -+ u32 idhi, cc, rev, tmp; -+ int i; -+ struct ssb_device *dev; -+ -+ mmio = ssb_ioremap(bus, baseaddr); -+ if (!mmio) -+ goto out; -+ bus->mmio = mmio; -+ -+ err = scan_switchcore(bus, 0); /* Switch to first core */ -+ if (err) -+ goto err_unmap; -+ -+ idhi = scan_read32(bus, 0, SSB_IDHIGH); -+ cc = (idhi & SSB_IDHIGH_CC) >> SSB_IDHIGH_CC_SHIFT; -+ rev = (idhi & SSB_IDHIGH_RCLO); -+ rev |= (idhi & SSB_IDHIGH_RCHI) >> SSB_IDHIGH_RCHI_SHIFT; -+ -+ bus->nr_devices = 0; -+ if (cc == SSB_DEV_CHIPCOMMON) { -+ tmp = scan_read32(bus, 0, SSB_CHIPCO_CHIPID); -+ -+ bus->chip_id = (tmp & SSB_CHIPCO_IDMASK); -+ bus->chip_rev = (tmp & SSB_CHIPCO_REVMASK) >> -+ SSB_CHIPCO_REVSHIFT; -+ bus->chip_package = (tmp & SSB_CHIPCO_PACKMASK) >> -+ SSB_CHIPCO_PACKSHIFT; -+ if (rev >= 4) { -+ bus->nr_devices = (tmp & SSB_CHIPCO_NRCORESMASK) >> -+ SSB_CHIPCO_NRCORESSHIFT; -+ } -+ tmp = scan_read32(bus, 0, SSB_CHIPCO_CAP); -+ bus->chipco.capabilities = tmp; -+ } else { -+ if (bus->bustype == SSB_BUSTYPE_PCI) { -+ bus->chip_id = pcidev_to_chipid(bus->host_pci); -+ pci_read_config_word(bus->host_pci, PCI_REVISION_ID, -+ &bus->chip_rev); -+ bus->chip_package = 0; -+ } else { -+ bus->chip_id = 0x4710; -+ bus->chip_rev = 0; -+ bus->chip_package = 0; -+ } -+ } -+ if (!bus->nr_devices) -+ bus->nr_devices = chipid_to_nrcores(bus->chip_id); -+ if (bus->nr_devices > ARRAY_SIZE(bus->devices)) { -+ ssb_printk(KERN_ERR PFX -+ "More than %d ssb cores found (%d)\n", -+ SSB_MAX_NR_CORES, bus->nr_devices); -+ goto err_unmap; -+ } -+ if (bus->bustype == SSB_BUSTYPE_SSB) { -+ /* Now that we know the number of cores, -+ * remap the whole IO space for all cores. -+ */ -+ err = -ENOMEM; -+ iounmap(mmio); -+ mmio = ioremap(baseaddr, SSB_CORE_SIZE * bus->nr_devices); -+ if (!mmio) -+ goto out; -+ bus->mmio = mmio; -+ } -+ -+ /* Fetch basic information about each core/device */ -+ for (i = 0; i < bus->nr_devices; i++) { -+ err = scan_switchcore(bus, i); -+ if (err) -+ goto err_unmap; -+ dev = &(bus->devices[i]); -+ -+ idhi = scan_read32(bus, i, SSB_IDHIGH); -+ dev->id.coreid = (idhi & SSB_IDHIGH_CC) >> SSB_IDHIGH_CC_SHIFT; -+ dev->id.revision = (idhi & SSB_IDHIGH_RCLO); -+ dev->id.revision |= (idhi & SSB_IDHIGH_RCHI) >> SSB_IDHIGH_RCHI_SHIFT; -+ dev->id.vendor = (idhi & SSB_IDHIGH_VC) >> SSB_IDHIGH_VC_SHIFT; -+ dev->core_index = i; -+ dev->bus = bus; -+ if ((dev->bus->bustype == SSB_BUSTYPE_PCI) && (bus->host_pci)) -+ dev->irq = bus->host_pci->irq; -+ -+ ssb_dprintk(KERN_INFO PFX -+ "Core %d found: %s " -+ "(cc 0x%03X, rev 0x%02X, vendor 0x%04X)\n", -+ i, ssb_core_name(dev->id.coreid), -+ dev->id.coreid, dev->id.revision, dev->id.vendor); -+ -+ dev->dev.bus = &ssb_bustype; -+ snprintf(dev->dev.bus_id, sizeof(dev->dev.bus_id), -+ "ssb%02x:%02x", bus->busnumber, i); -+ -+ switch (dev->id.coreid) { -+ case SSB_DEV_EXTIF: -+#ifdef CONFIG_SSB_DRIVER_EXTIF -+ if (bus->extif.dev) { -+ ssb_printk(KERN_WARNING PFX -+ "WARNING: Multiple EXTIFs found\n"); -+ break; -+ } -+ bus->extif.dev = dev; -+#endif /* CONFIG_SSB_DRIVER_EXTIF */ -+ break; -+ case SSB_DEV_CHIPCOMMON: -+ if (bus->chipco.dev) { -+ ssb_printk(KERN_WARNING PFX -+ "WARNING: Multiple ChipCommon found\n"); -+ break; -+ } -+ bus->chipco.dev = dev; -+ break; -+ case SSB_DEV_MIPS: -+ case SSB_DEV_MIPS_3302: -+#ifdef CONFIG_SSB_DRIVER_MIPS -+ if (bus->mipscore.dev) { -+ ssb_printk(KERN_WARNING PFX -+ "WARNING: Multiple MIPS cores found\n"); -+ break; -+ } -+ bus->mipscore.dev = dev; -+#endif /* CONFIG_SSB_DRIVER_MIPS */ -+ break; -+ case SSB_DEV_PCI: -+ case SSB_DEV_PCIE: -+#ifdef CONFIG_SSB_DRIVER_PCICORE -+ if (bus->pcicore.dev) { -+ ssb_printk(KERN_WARNING PFX -+ "WARNING: Multiple PCI(E) cores found\n"); -+ break; -+ } -+ bus->pcicore.dev = dev; -+#endif /* CONFIG_SSB_DRIVER_PCICORE */ -+ break; -+ default: -+ break; -+ } -+ } -+ err = 0; -+out: -+ return err; -+err_unmap: -+ ssb_iounmap(bus); -+ goto out; -+} -diff -urN linux.old/drivers/ssb/ssb_private.h linux.dev/drivers/ssb/ssb_private.h ---- linux.old/drivers/ssb/ssb_private.h 1970-01-01 01:00:00.000000000 +0100 -+++ linux.dev/drivers/ssb/ssb_private.h 2007-01-26 00:44:13.000000000 +0100 -@@ -0,0 +1,143 @@ -+#ifndef LINUX_SSB_PRIVATE_H_ -+#define LINUX_SSB_PRIVATE_H_ -+ -+#include <linux/ssb/ssb.h> -+#include <linux/types.h> -+#include <asm/io.h> -+ -+ -+#define PFX "ssb: " -+ -+#ifdef CONFIG_SSB_SILENT -+# define ssb_printk(fmt, x...) do { /* nothing */ } while (0) -+#else -+# define ssb_printk printk -+#endif /* CONFIG_SSB_SILENT */ -+ -+/* dprintk: Debugging printk; vanishes for non-debug compilation */ -+#ifdef CONFIG_SSB_DEBUG -+# define ssb_dprintk(fmt, x...) ssb_printk(fmt ,##x) -+#else -+# define ssb_dprintk(fmt, x...) do { /* nothing */ } while (0) -+#endif -+ -+/* printkl: Rate limited printk */ -+#define ssb_printkl(fmt, x...) do { \ -+ if (printk_ratelimit()) \ -+ ssb_printk(fmt ,##x); \ -+ } while (0) -+ -+/* dprintkl: Rate limited debugging printk */ -+#ifdef CONFIG_SSB_DEBUG -+# define ssb_dprintkl ssb_printkl -+#else -+# define ssb_dprintkl(fmt, x...) do { /* nothing */ } while (0) -+#endif -+ -+#define assert(cond) do { \ -+ if (unlikely(!(cond))) { \ -+ ssb_dprintk(KERN_ERR PFX "BUG: Assertion failed (%s) " \ -+ "at: %s:%d:%s()\n", \ -+ #cond, __FILE__, __LINE__, __func__); \ -+ } \ -+ } while (0) -+ -+ -+/* pci.c */ -+#ifdef CONFIG_SSB_PCIHOST -+extern int ssb_pci_switch_core(struct ssb_bus *bus, -+ struct ssb_device *dev); -+extern int ssb_pci_switch_coreidx(struct ssb_bus *bus, -+ u8 coreidx); -+extern int ssb_pci_xtal(struct ssb_bus *bus, u32 what, -+ int turn_on); -+extern int ssb_pci_sprom_get(struct ssb_bus *bus); -+extern void ssb_pci_get_boardtype(struct ssb_bus *bus); -+extern int ssb_pci_init(struct ssb_bus *bus); -+extern const struct ssb_bus_ops ssb_pci_ops; -+ -+#else /* CONFIG_SSB_PCIHOST */ -+ -+static inline int ssb_pci_switch_core(struct ssb_bus *bus, -+ struct ssb_device *dev) -+{ -+ return 0; -+} -+static inline int ssb_pci_switch_coreidx(struct ssb_bus *bus, -+ u8 coreidx) -+{ -+ return 0; -+} -+static inline int ssb_pci_xtal(struct ssb_bus *bus, u32 what, -+ int turn_on) -+{ -+ return 0; -+} -+static inline int ssb_pci_sprom_get(struct ssb_bus *bus) -+{ -+ return 0; -+} -+static inline void ssb_pci_get_boardtype(struct ssb_bus *bus) -+{ -+} -+static inline int ssb_pci_init(struct ssb_bus *bus) -+{ -+ return 0; -+} -+#endif /* CONFIG_SSB_PCIHOST */ -+ -+ -+/* pcmcia.c */ -+#ifdef CONFIG_SSB_PCMCIAHOST -+extern int ssb_pcmcia_switch_core(struct ssb_bus *bus, -+ struct ssb_device *dev); -+extern int ssb_pcmcia_switch_coreidx(struct ssb_bus *bus, -+ u8 coreidx); -+extern int ssb_pcmcia_switch_segment(struct ssb_bus *bus, -+ u8 seg); -+extern int ssb_pcmcia_init(struct ssb_bus *bus); -+extern const struct ssb_bus_ops ssb_pcmcia_ops; -+#else /* CONFIG_SSB_PCMCIAHOST */ -+static inline int ssb_pcmcia_switch_core(struct ssb_bus *bus, -+ struct ssb_device *dev) -+{ -+ return 0; -+} -+static inline int ssb_pcmcia_switch_coreidx(struct ssb_bus *bus, -+ u8 coreidx) -+{ -+ return 0; -+} -+static inline int ssb_pcmcia_switch_segment(struct ssb_bus *bus, -+ u8 seg) -+{ -+ return 0; -+} -+static inline int ssb_pcmcia_init(struct ssb_bus *bus) -+{ -+ return 0; -+} -+#endif /* CONFIG_SSB_PCMCIAHOST */ -+ -+ -+/* scan.c */ -+extern const char * ssb_core_name(u16 coreid); -+extern int ssb_bus_scan(struct ssb_bus *bus, -+ unsigned long baseaddr); -+extern void ssb_iounmap(struct ssb_bus *ssb); -+ -+ -+/* core.c */ -+extern struct bus_type ssb_bustype; -+extern u32 ssb_calc_clock_rate(u32 plltype, u32 n, u32 m); -+ -+ -+/* Ceiling division helper. Divides x by y. */ -+static inline -+unsigned long ceildiv(unsigned long x, unsigned long y) -+{ -+ return ((x + (y - 1)) / y); -+} -+ -+ -+#endif /* LINUX_SSB_PRIVATE_H_ */ -diff -urN linux.old/include/asm-mips/asm-offsets.h linux.dev/include/asm-mips/asm-offsets.h ---- linux.old/include/asm-mips/asm-offsets.h 1970-01-01 01:00:00.000000000 +0100 -+++ linux.dev/include/asm-mips/asm-offsets.h 2007-01-25 23:34:01.000000000 +0100 -@@ -0,0 +1,214 @@ -+#ifndef __ASM_OFFSETS_H__ -+#define __ASM_OFFSETS_H__ -+/* -+ * DO NOT MODIFY. -+ * -+ * This file was generated by Kbuild -+ * -+ */ -+ -+/* MIPS pt_regs offsets. */ -+#define PT_R0 24 -+#define PT_R1 28 -+#define PT_R2 32 -+#define PT_R3 36 -+#define PT_R4 40 -+#define PT_R5 44 -+#define PT_R6 48 -+#define PT_R7 52 -+#define PT_R8 56 -+#define PT_R9 60 -+#define PT_R10 64 -+#define PT_R11 68 -+#define PT_R12 72 -+#define PT_R13 76 -+#define PT_R14 80 -+#define PT_R15 84 -+#define PT_R16 88 -+#define PT_R17 92 -+#define PT_R18 96 -+#define PT_R19 100 -+#define PT_R20 104 -+#define PT_R21 108 -+#define PT_R22 112 -+#define PT_R23 116 -+#define PT_R24 120 -+#define PT_R25 124 -+#define PT_R26 128 -+#define PT_R27 132 -+#define PT_R28 136 -+#define PT_R29 140 -+#define PT_R30 144 -+#define PT_R31 148 -+#define PT_LO 160 -+#define PT_HI 156 -+#define PT_EPC 172 -+#define PT_BVADDR 164 -+#define PT_STATUS 152 -+#define PT_CAUSE 168 -+#define PT_SIZE 176 -+ -+/* MIPS task_struct offsets. */ -+#define TASK_STATE 0 -+#define TASK_THREAD_INFO 4 -+#define TASK_FLAGS 12 -+#define TASK_MM 132 -+#define TASK_PID 168 -+#define TASK_STRUCT_SIZE 1048 -+ -+/* MIPS thread_info offsets. */ -+#define TI_TASK 0 -+#define TI_EXEC_DOMAIN 4 -+#define TI_FLAGS 8 -+#define TI_TP_VALUE 12 -+#define TI_CPU 16 -+#define TI_PRE_COUNT 20 -+#define TI_ADDR_LIMIT 24 -+#define TI_RESTART_BLOCK 28 -+#define TI_REGS 48 -+#define _THREAD_SIZE_ORDER 0x1 -+#define _THREAD_SIZE 0x2000 -+#define _THREAD_MASK 0x1fff -+ -+/* MIPS specific thread_struct offsets. */ -+#define THREAD_REG16 432 -+#define THREAD_REG17 436 -+#define THREAD_REG18 440 -+#define THREAD_REG19 444 -+#define THREAD_REG20 448 -+#define THREAD_REG21 452 -+#define THREAD_REG22 456 -+#define THREAD_REG23 460 -+#define THREAD_REG29 464 -+#define THREAD_REG30 468 -+#define THREAD_REG31 472 -+#define THREAD_STATUS 476 -+#define THREAD_FPU 480 -+#define THREAD_BVADDR 772 -+#define THREAD_BUADDR 776 -+#define THREAD_ECODE 780 -+#define THREAD_TRAPNO 784 -+#define THREAD_MFLAGS 788 -+#define THREAD_TRAMP 792 -+#define THREAD_OLDCTX 796 -+ -+#define THREAD_FPR0 480 -+#define THREAD_FPR1 488 -+#define THREAD_FPR2 496 -+#define THREAD_FPR3 504 -+#define THREAD_FPR4 512 -+#define THREAD_FPR5 520 -+#define THREAD_FPR6 528 -+#define THREAD_FPR7 536 -+#define THREAD_FPR8 544 -+#define THREAD_FPR9 552 -+#define THREAD_FPR10 560 -+#define THREAD_FPR11 568 -+#define THREAD_FPR12 576 -+#define THREAD_FPR13 584 -+#define THREAD_FPR14 592 -+#define THREAD_FPR15 600 -+#define THREAD_FPR16 608 -+#define THREAD_FPR17 616 -+#define THREAD_FPR18 624 -+#define THREAD_FPR19 632 -+#define THREAD_FPR20 640 -+#define THREAD_FPR21 648 -+#define THREAD_FPR22 656 -+#define THREAD_FPR23 664 -+#define THREAD_FPR24 672 -+#define THREAD_FPR25 680 -+#define THREAD_FPR26 688 -+#define THREAD_FPR27 696 -+#define THREAD_FPR28 704 -+#define THREAD_FPR29 712 -+#define THREAD_FPR30 720 -+#define THREAD_FPR31 728 -+#define THREAD_FCR31 736 -+ -+/* Linux sigcontext offsets. */ -+#define SC_REGS 16 -+#define SC_FPREGS 272 -+#define SC_MDHI 552 -+#define SC_MDLO 560 -+#define SC_PC 8 -+#define SC_STATUS 4 -+#define SC_FPC_CSR 532 -+#define SC_FPC_EIR 536 -+#define SC_HI1 568 -+#define SC_LO1 572 -+#define SC_HI2 576 -+#define SC_LO2 580 -+#define SC_HI3 584 -+#define SC_LO3 588 -+ -+/* Linux signal numbers. */ -+#define _SIGHUP 0x1 -+#define _SIGINT 0x2 -+#define _SIGQUIT 0x3 -+#define _SIGILL 0x4 -+#define _SIGTRAP 0x5 -+#define _SIGIOT 0x6 -+#define _SIGABRT 0x6 -+#define _SIGEMT 0x7 -+#define _SIGFPE 0x8 -+#define _SIGKILL 0x9 -+#define _SIGBUS 0xa -+#define _SIGSEGV 0xb -+#define _SIGSYS 0xc -+#define _SIGPIPE 0xd -+#define _SIGALRM 0xe -+#define _SIGTERM 0xf -+#define _SIGUSR1 0x10 -+#define _SIGUSR2 0x11 -+#define _SIGCHLD 0x12 -+#define _SIGPWR 0x13 -+#define _SIGWINCH 0x14 -+#define _SIGURG 0x15 -+#define _SIGIO 0x16 -+#define _SIGSTOP 0x17 -+#define _SIGTSTP 0x18 -+#define _SIGCONT 0x19 -+#define _SIGTTIN 0x1a -+#define _SIGTTOU 0x1b -+#define _SIGVTALRM 0x1c -+#define _SIGPROF 0x1d -+#define _SIGXCPU 0x1e -+#define _SIGXFSZ 0x1f -+ -+/* Linux irq_cpustat_t offsets. */ -+#define IC_SOFTIRQ_PENDING 0 -+#define IC_IRQ_CPUSTAT_T 32 -+ -+/* Size of struct page */ -+#define STRUCT_PAGE_SIZE 32 -+ -+/* Linux mm_struct offsets. */ -+#define MM_USERS 40 -+#define MM_PGD 36 -+#define MM_CONTEXT 348 -+ -+#define _PAGE_SIZE 0x1000 -+#define _PAGE_SHIFT 0xc -+ -+#define _PGD_T_SIZE 0x4 -+#define _PMD_T_SIZE 0x4 -+#define _PTE_T_SIZE 0x4 -+ -+#define _PGD_T_LOG2 $2 -+#define _PMD_T_LOG2 $2 -+#define _PTE_T_LOG2 $2 -+ -+#define _PMD_SHIFT 0x16 -+#define _PGDIR_SHIFT 0x16 -+ -+#define _PGD_ORDER 0x0 -+#define _PMD_ORDER 0x1 -+#define _PTE_ORDER 0x0 -+ -+#define _PTRS_PER_PGD 0x400 -+#define _PTRS_PER_PMD 0x1 -+#define _PTRS_PER_PTE 0x400 -+ -+ -+#endif diff -urN linux.old/include/asm-mips/bootinfo.h linux.dev/include/asm-mips/bootinfo.h --- linux.old/include/asm-mips/bootinfo.h 2007-01-26 00:51:33.000000000 +0100 +++ linux.dev/include/asm-mips/bootinfo.h 2007-01-25 23:34:01.000000000 +0100 @@ -5306,199 +159,6 @@ diff -urN linux.old/include/asm-mips/bootinfo.h linux.dev/include/asm-mips/booti #define CL_SIZE COMMAND_LINE_SIZE const char *get_system_type(void); -diff -urN linux.old/include/asm-mips/cfe.h linux.dev/include/asm-mips/cfe.h ---- linux.old/include/asm-mips/cfe.h 1970-01-01 01:00:00.000000000 +0100 -+++ linux.dev/include/asm-mips/cfe.h 2007-01-25 23:34:01.000000000 +0100 -@@ -0,0 +1,189 @@ -+/* -+ * Broadcom Common Firmware Environment (CFE) support -+ * -+ * Copyright 2000, 2001, 2002 -+ * Broadcom Corporation. All rights reserved. -+ * -+ * Copyright (C) 2006 Michael Buesch -+ * -+ * Original Authors: Mitch Lichtenberg, Chris Demetriou -+ * -+ * This software is furnished under license and may be used and copied only -+ * in accordance with the following terms and conditions. Subject to these -+ * conditions, you may download, copy, install, use, modify and distribute -+ * modified or unmodified copies of this software in source and/or binary -+ * form. No title or ownership is transferred hereby. -+ * -+ * 1) Any source code used, modified or distributed must reproduce and -+ * retain this copyright notice and list of conditions as they appear in -+ * the source file. -+ * -+ * 2) No right is granted to use any trade name, trademark, or logo of -+ * Broadcom Corporation. The "Broadcom Corporation" name may not be -+ * used to endorse or promote products derived from this software -+ * without the prior written permission of Broadcom Corporation. -+ * -+ * 3) THIS SOFTWARE IS PROVIDED "AS-IS" AND ANY EXPRESS OR IMPLIED -+ * WARRANTIES, INCLUDING BUT NOT LIMITED TO, ANY IMPLIED WARRANTIES OF -+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, OR -+ * NON-INFRINGEMENT ARE DISCLAIMED. IN NO EVENT SHALL BROADCOM BE LIABLE -+ * FOR ANY DAMAGES WHATSOEVER, AND IN PARTICULAR, BROADCOM SHALL NOT BE -+ * LIABLE FOR 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), EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. -+ */ -+ -+#ifndef LINUX_CFE_API_H_ -+#define LINUX_CFE_API_H_ -+ -+#include <linux/types.h> -+ -+ -+#define CFE_MI_RESERVED 0 /* memory is reserved, do not use */ -+#define CFE_MI_AVAILABLE 1 /* memory is available */ -+ -+#define CFE_FLG_WARMSTART 0x00000001 -+#define CFE_FLG_FULL_ARENA 0x00000001 -+#define CFE_FLG_ENV_PERMANENT 0x00000001 -+ -+#define CFE_CPU_CMD_START 1 -+#define CFE_CPU_CMD_STOP 0 -+ -+#define CFE_STDHANDLE_CONSOLE 0 -+ -+#define CFE_DEV_NETWORK 1 -+#define CFE_DEV_DISK 2 -+#define CFE_DEV_FLASH 3 -+#define CFE_DEV_SERIAL 4 -+#define CFE_DEV_CPU 5 -+#define CFE_DEV_NVRAM 6 -+#define CFE_DEV_CLOCK 7 -+#define CFE_DEV_OTHER 8 -+#define CFE_DEV_MASK 0x0F -+ -+#define CFE_CACHE_FLUSH_D 1 -+#define CFE_CACHE_INVAL_I 2 -+#define CFE_CACHE_INVAL_D 4 -+#define CFE_CACHE_INVAL_L2 8 -+ -+#define CFE_FWI_64BIT 0x00000001 -+#define CFE_FWI_32BIT 0x00000002 -+#define CFE_FWI_RELOC 0x00000004 -+#define CFE_FWI_UNCACHED 0x00000008 -+#define CFE_FWI_MULTICPU 0x00000010 -+#define CFE_FWI_FUNCSIM 0x00000020 -+#define CFE_FWI_RTLSIM 0x00000040 -+ -+struct cfe_fwinfo { -+ s64 version; /* major, minor, eco version */ -+ s64 totalmem; /* total installed mem */ -+ s64 flags; /* various flags */ -+ s64 boardid; /* board ID */ -+ s64 bootarea_va; /* VA of boot area */ -+ s64 bootarea_pa; /* PA of boot area */ -+ s64 bootarea_size; /* size of boot area */ -+}; -+ -+ -+/* The public CFE API */ -+ -+int cfe_present(void); /* Check if we booted from CFE. Returns bool */ -+ -+int cfe_getticks(s64 *ticks); -+int cfe_close(int handle); -+int cfe_cpu_start(int cpu, void (*fn)(void), long sp, long gp, long a1); -+int cfe_cpu_stop(int cpu); -+int cfe_enumenv(int idx, char *name, int namelen, char *val, int vallen); -+int cfe_enumdev(int idx, char *name, int namelen); -+int cfe_enummem(int idx, int flags, u64 *start, u64 *length, -+ u64 *type); -+int cfe_exit(int warm, int status); -+int cfe_flushcache(int flags); -+int cfe_getdevinfo(char *name); -+int cfe_getenv(char *name, char *dest, int destlen); -+int cfe_getfwinfo(struct cfe_fwinfo *info); -+int cfe_getstdhandle(int handletype); -+int cfe_inpstat(int handle); -+int cfe_ioctl(int handle, unsigned int ioctlnum, unsigned char *buffer, -+ int length, int *retlen, u64 offset); -+int cfe_open(char *name); -+int cfe_read(int handle, unsigned char *buffer, int length); -+int cfe_readblk(int handle, s64 offset, unsigned char *buffer, int length); -+int cfe_setenv(char *name, char *val); -+int cfe_write(int handle, unsigned char *buffer, int length); -+int cfe_writeblk(int handle, s64 offset, unsigned char *buffer, -+ int length); -+ -+ -+/* High level API */ -+ -+/* Print some information to CFE's console (most likely serial line) */ -+int cfe_printk(const char *fmt, ...) __attribute__((format(printf, 1, 2))); -+int cfe_vprintk(const char *fmt, va_list args); -+ -+ -+ -+/* Error codes returned by the low API functions */ -+ -+#define CFE_ISERR(errcode) (errcode < 0) -+ -+#define CFE_OK 0 -+#define CFE_ERR -1 /* generic error */ -+#define CFE_ERR_INV_COMMAND -2 -+#define CFE_ERR_EOF -3 -+#define CFE_ERR_IOERR -4 -+#define CFE_ERR_NOMEM -5 -+#define CFE_ERR_DEVNOTFOUND -6 -+#define CFE_ERR_DEVOPEN -7 -+#define CFE_ERR_INV_PARAM -8 -+#define CFE_ERR_ENVNOTFOUND -9 -+#define CFE_ERR_ENVREADONLY -10 -+ -+#define CFE_ERR_NOTELF -11 -+#define CFE_ERR_NOT32BIT -12 -+#define CFE_ERR_WRONGENDIAN -13 -+#define CFE_ERR_BADELFVERS -14 -+#define CFE_ERR_NOTMIPS -15 -+#define CFE_ERR_BADELFFMT -16 -+#define CFE_ERR_BADADDR -17 -+ -+#define CFE_ERR_FILENOTFOUND -18 -+#define CFE_ERR_UNSUPPORTED -19 -+ -+#define CFE_ERR_HOSTUNKNOWN -20 -+ -+#define CFE_ERR_TIMEOUT -21 -+ -+#define CFE_ERR_PROTOCOLERR -22 -+ -+#define CFE_ERR_NETDOWN -23 -+#define CFE_ERR_NONAMESERVER -24 -+ -+#define CFE_ERR_NOHANDLES -25 -+#define CFE_ERR_ALREADYBOUND -26 -+ -+#define CFE_ERR_CANNOTSET -27 -+#define CFE_ERR_NOMORE -28 -+#define CFE_ERR_BADFILESYS -29 -+#define CFE_ERR_FSNOTAVAIL -30 -+ -+#define CFE_ERR_INVBOOTBLOCK -31 -+#define CFE_ERR_WRONGDEVTYPE -32 -+#define CFE_ERR_BBCHECKSUM -33 -+#define CFE_ERR_BOOTPROGCHKSUM -34 -+ -+#define CFE_ERR_LDRNOTAVAIL -35 -+ -+#define CFE_ERR_NOTREADY -36 -+ -+#define CFE_ERR_GETMEM -37 -+#define CFE_ERR_SETMEM -38 -+ -+#define CFE_ERR_NOTCONN -39 -+#define CFE_ERR_ADDRINUSE -40 -+ -+ -+#endif /* LINUX_CFE_API_H_ */ diff -urN linux.old/include/asm-mips/cpu.h linux.dev/include/asm-mips/cpu.h --- linux.old/include/asm-mips/cpu.h 2007-01-26 00:51:33.000000000 +0100 +++ linux.dev/include/asm-mips/cpu.h 2007-01-25 23:34:01.000000000 +0100 @@ -5527,36 +187,6 @@ diff -urN linux.old/include/asm-mips/cpu.h linux.dev/include/asm-mips/cpu.h /* * ISA Level encodings -diff -urN linux.old/include/asm-mips/mach-bcm947xx/kernel-entry-init.h linux.dev/include/asm-mips/mach-bcm947xx/kernel-entry-init.h ---- linux.old/include/asm-mips/mach-bcm947xx/kernel-entry-init.h 1970-01-01 01:00:00.000000000 +0100 -+++ linux.dev/include/asm-mips/mach-bcm947xx/kernel-entry-init.h 2007-01-25 23:34:01.000000000 +0100 -@@ -0,0 +1,26 @@ -+/* -+ * This file is subject to the terms and conditions of the GNU General Public -+ * License. See the file "COPYING" in the main directory of this archive -+ * for more details. -+ * -+ * Copyright (C) 2005 Embedded Alley Solutions, Inc -+ * Copyright (C) 2005 Ralf Baechle (ralf@linux-mips.org) -+ * Copyright (C) 2006 Michael Buesch -+ */ -+#ifndef __ASM_MACH_GENERIC_KERNEL_ENTRY_H -+#define __ASM_MACH_GENERIC_KERNEL_ENTRY_H -+ -+/* Intentionally empty macro, used in head.S. Override in -+ * arch/mips/mach-xxx/kernel-entry-init.h when necessary. -+ */ -+ .macro kernel_entry_setup -+ .endm -+ -+/* -+ * Do SMP slave processor setup necessary before we can savely execute C code. -+ */ -+ .macro smp_slave_setup -+ .endm -+ -+ -+#endif /* __ASM_MACH_GENERIC_KERNEL_ENTRY_H */ diff -urN linux.old/include/linux/pci_ids.h linux.dev/include/linux/pci_ids.h --- linux.old/include/linux/pci_ids.h 2007-01-26 00:51:33.000000000 +0100 +++ linux.dev/include/linux/pci_ids.h 2007-01-25 23:34:01.000000000 +0100 @@ -5568,1383 +198,4 @@ diff -urN linux.old/include/linux/pci_ids.h linux.dev/include/linux/pci_ids.h #define PCI_VENDOR_ID_TOPIC 0x151f #define PCI_DEVICE_ID_TOPIC_TP560 0x0000 -diff -urN linux.old/include/linux/ssb/ssb_driver_chipcommon.h linux.dev/include/linux/ssb/ssb_driver_chipcommon.h ---- linux.old/include/linux/ssb/ssb_driver_chipcommon.h 1970-01-01 01:00:00.000000000 +0100 -+++ linux.dev/include/linux/ssb/ssb_driver_chipcommon.h 2007-01-26 00:49:32.000000000 +0100 -@@ -0,0 +1,387 @@ -+#ifndef LINUX_SSB_CHIPCO_H_ -+#define LINUX_SSB_CHIPCO_H_ -+ -+/* SonicsSiliconBackplane 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. -+ * -+ * Copyright 2005, Broadcom Corporation -+ * Copyright 2006, Michael Buesch <mb@bu3sch.de> -+ * -+ * Licensed under the GPL version 2. See COPYING for details. -+ */ -+#ifdef __KERNEL__ -+ -+/** ChipCommon core registers. **/ -+ -+#define SSB_CHIPCO_CHIPID 0x0000 -+#define SSB_CHIPCO_IDMASK 0x0000FFFF -+#define SSB_CHIPCO_REVMASK 0x000F0000 -+#define SSB_CHIPCO_REVSHIFT 16 -+#define SSB_CHIPCO_PACKMASK 0x00F00000 -+#define SSB_CHIPCO_PACKSHIFT 20 -+#define SSB_CHIPCO_NRCORESMASK 0x0F000000 -+#define SSB_CHIPCO_NRCORESSHIFT 24 -+#define SSB_CHIPCO_CAP 0x0004 /* Capabilities */ -+#define SSB_CHIPCO_CAP_NRUART 0x00000003 /* # of UARTs */ -+#define SSB_CHIPCO_CAP_MIPSEB 0x00000004 /* MIPS in BigEndian Mode */ -+#define SSB_CHIPCO_CAP_UARTCLK 0x00000018 /* UART clock select */ -+#define SSB_CHIPCO_CAP_UARTCLK_INT 0x00000008 /* UARTs are driven by internal divided clock */ -+#define SSB_CHIPCO_CAP_UARTGPIO 0x00000020 /* UARTs on GPIO 15-12 */ -+#define SSB_CHIPCO_CAP_EXTBUS 0x000000C0 /* External buses present */ -+#define SSB_CHIPCO_CAP_FLASHT 0x00000700 /* Flash Type */ -+#define SSB_CHIPCO_FLASHT_NONE 0x00000000 /* No flash */ -+#define SSB_CHIPCO_FLASHT_STSER 0x00000100 /* ST serial flash */ -+#define SSB_CHIPCO_FLASHT_ATSER 0x00000200 /* Atmel serial flash */ -+#define SSB_CHIPCO_FLASHT_PARA 0x00000700 /* Parallel flash */ -+#define SSB_CHIPCO_CAP_PLLT 0x00038000 /* PLL Type */ -+#define SSB_PLLTYPE_NONE 0x00000000 -+#define SSB_PLLTYPE_1 0x00010000 /* 48Mhz base, 3 dividers */ -+#define SSB_PLLTYPE_2 0x00020000 /* 48Mhz, 4 dividers */ -+#define SSB_PLLTYPE_3 0x00030000 /* 25Mhz, 2 dividers */ -+#define SSB_PLLTYPE_4 0x00008000 /* 48Mhz, 4 dividers */ -+#define SSB_PLLTYPE_5 0x00018000 /* 25Mhz, 4 dividers */ -+#define SSB_PLLTYPE_6 0x00028000 /* 100/200 or 120/240 only */ -+#define SSB_PLLTYPE_7 0x00038000 /* 25Mhz, 4 dividers */ -+#define SSB_CHIPCO_CAP_PCTL 0x00040000 /* Power Control */ -+#define SSB_CHIPCO_CAP_OTPS 0x00380000 /* OTP size */ -+#define SSB_CHIPCO_CAP_OTPS_SHIFT 19 -+#define SSB_CHIPCO_CAP_OTPS_BASE 5 -+#define SSB_CHIPCO_CAP_JTAGM 0x00400000 /* JTAG master present */ -+#define SSB_CHIPCO_CAP_BROM 0x00800000 /* Internal boot ROM active */ -+#define SSB_CHIPCO_CAP_64BIT 0x08000000 /* 64-bit Backplane */ -+#define SSB_CHIPCO_CORECTL 0x0008 -+#define SSB_CHIPCO_CORECTL_UARTCLK0 0x00000001 /* Drive UART with internal clock */ -+#define SSB_CHIPCO_CORECTL_SE 0x00000002 /* sync clk out enable (corerev >= 3) */ -+#define SSB_CHIPCO_BIST 0x000C -+#define SSB_CHIPCO_OTPS 0x0010 /* OTP status */ -+#define SSB_CHIPCO_OTPS_PROGFAIL 0x80000000 -+#define SSB_CHIPCO_OTPS_PROTECT 0x00000007 -+#define SSB_CHIPCO_OTPS_HW_PROTECT 0x00000001 -+#define SSB_CHIPCO_OTPS_SW_PROTECT 0x00000002 -+#define SSB_CHIPCO_OTPS_CID_PROTECT 0x00000004 -+#define SSB_CHIPCO_OTPC 0x0014 /* OTP control */ -+#define SSB_CHIPCO_OTPC_RECWAIT 0xFF000000 -+#define SSB_CHIPCO_OTPC_PROGWAIT 0x00FFFF00 -+#define SSB_CHIPCO_OTPC_PRW_SHIFT 8 -+#define SSB_CHIPCO_OTPC_MAXFAIL 0x00000038 -+#define SSB_CHIPCO_OTPC_VSEL 0x00000006 -+#define SSB_CHIPCO_OTPC_SELVL 0x00000001 -+#define SSB_CHIPCO_OTPP 0x0018 /* OTP prog */ -+#define SSB_CHIPCO_OTPP_COL 0x000000FF -+#define SSB_CHIPCO_OTPP_ROW 0x0000FF00 -+#define SSB_CHIPCO_OTPP_ROW_SHIFT 8 -+#define SSB_CHIPCO_OTPP_READERR 0x10000000 -+#define SSB_CHIPCO_OTPP_VALUE 0x20000000 -+#define SSB_CHIPCO_OTPP_READ 0x40000000 -+#define SSB_CHIPCO_OTPP_START 0x80000000 -+#define SSB_CHIPCO_OTPP_BUSY 0x80000000 -+#define SSB_CHIPCO_IRQSTAT 0x0020 -+#define SSB_CHIPCO_IRQMASK 0x0024 -+#define SSB_CHIPCO_IRQ_GPIO 0x00000001 /* gpio intr */ -+#define SSB_CHIPCO_IRQ_EXT 0x00000002 /* ro: ext intr pin (corerev >= 3) */ -+#define SSB_CHIPCO_IRQ_WDRESET 0x80000000 /* watchdog reset occurred */ -+#define SSB_CHIPCO_CHIPCTL 0x0028 /* Rev >= 11 only */ -+#define SSB_CHIPCO_CHIPSTAT 0x002C /* Rev >= 11 only */ -+#define SSB_CHIPCO_JCMD 0x0030 /* Rev >= 10 only */ -+#define SSB_CHIPCO_JCMD_START 0x80000000 -+#define SSB_CHIPCO_JCMD_BUSY 0x80000000 -+#define SSB_CHIPCO_JCMD_PAUSE 0x40000000 -+#define SSB_CHIPCO_JCMD0_ACC_MASK 0x0000F000 -+#define SSB_CHIPCO_JCMD0_ACC_IRDR 0x00000000 -+#define SSB_CHIPCO_JCMD0_ACC_DR 0x00001000 -+#define SSB_CHIPCO_JCMD0_ACC_IR 0x00002000 -+#define SSB_CHIPCO_JCMD0_ACC_RESET 0x00003000 -+#define SSB_CHIPCO_JCMD0_ACC_IRPDR 0x00004000 -+#define SSB_CHIPCO_JCMD0_ACC_PDR 0x00005000 -+#define SSB_CHIPCO_JCMD0_IRW_MASK 0x00000F00 -+#define SSB_CHIPCO_JCMD_ACC_MASK 0x000F0000 /* Changes for corerev 11 */ -+#define SSB_CHIPCO_JCMD_ACC_IRDR 0x00000000 -+#define SSB_CHIPCO_JCMD_ACC_DR 0x00010000 -+#define SSB_CHIPCO_JCMD_ACC_IR 0x00020000 -+#define SSB_CHIPCO_JCMD_ACC_RESET 0x00030000 -+#define SSB_CHIPCO_JCMD_ACC_IRPDR 0x00040000 -+#define SSB_CHIPCO_JCMD_ACC_PDR 0x00050000 -+#define SSB_CHIPCO_JCMD_IRW_MASK 0x00001F00 -+#define SSB_CHIPCO_JCMD_IRW_SHIFT 8 -+#define SSB_CHIPCO_JCMD_DRW_MASK 0x0000003F -+#define SSB_CHIPCO_JIR 0x0034 /* Rev >= 10 only */ -+#define SSB_CHIPCO_JDR 0x0038 /* Rev >= 10 only */ -+#define SSB_CHIPCO_JCTL 0x003C /* Rev >= 10 only */ -+#define SSB_CHIPCO_JCTL_FORCE_CLK 4 /* Force clock */ -+#define SSB_CHIPCO_JCTL_EXT_EN 2 /* Enable external targets */ -+#define SSB_CHIPCO_JCTL_EN 1 /* Enable Jtag master */ -+#define SSB_CHIPCO_FLASHCTL 0x0040 -+#define SSB_CHIPCO_FLASHCTL_START 0x80000000 -+#define SSB_CHIPCO_FLASHCTL_BUSY SSB_CHIPCO_FLASHCTL_START -+#define SSB_CHIPCO_FLASHADDR 0x0044 -+#define SSB_CHIPCO_FLASHDATA 0x0048 -+#define SSB_CHIPCO_BCAST_ADDR 0x0050 -+#define SSB_CHIPCO_BCAST_DATA 0x0054 -+#define SSB_CHIPCO_GPIOIN 0x0060 -+#define SSB_CHIPCO_GPIOOUT 0x0064 -+#define SSB_CHIPCO_GPIOOUTEN 0x0068 -+#define SSB_CHIPCO_GPIOCTL 0x006C -+#define SSB_CHIPCO_GPIOPOL 0x0070 -+#define SSB_CHIPCO_GPIOIRQ 0x0074 -+#define SSB_CHIPCO_WATCHDOG 0x0080 -+#define SSB_CHIPCO_GPIOTIMER 0x0088 /* LED powersave (corerev >= 16) */ -+#define SSB_CHIPCO_GPIOTIMER_ONTIME_SHIFT 16 -+#define SSB_CHIPCO_GPIOTOUTM 0x008C /* LED powersave (corerev >= 16) */ -+#define SSB_CHIPCO_CLOCK_N 0x0090 -+#define SSB_CHIPCO_CLOCK_SB 0x0094 -+#define SSB_CHIPCO_CLOCK_PCI 0x0098 -+#define SSB_CHIPCO_CLOCK_M2 0x009C -+#define SSB_CHIPCO_CLOCK_MIPS 0x00A0 -+#define SSB_CHIPCO_CLKDIV 0x00A4 /* Rev >= 3 only */ -+#define SSB_CHIPCO_CLKDIV_SFLASH 0x0F000000 -+#define SSB_CHIPCO_CLKDIV_SFLASH_SHIFT 24 -+#define SSB_CHIPCO_CLKDIV_OTP 0x000F0000 -+#define SSB_CHIPCO_CLKDIV_OTP_SHIFT 16 -+#define SSB_CHIPCO_CLKDIV_JTAG 0x00000F00 -+#define SSB_CHIPCO_CLKDIV_JTAG_SHIFT 8 -+#define SSB_CHIPCO_CLKDIV_UART 0x000000FF -+#define SSB_CHIPCO_PLLONDELAY 0x00B0 /* Rev >= 4 only */ -+#define SSB_CHIPCO_FREFSELDELAY 0x00B4 /* Rev >= 4 only */ -+#define SSB_CHIPCO_SLOWCLKCTL 0x00B8 /* 6 <= Rev <= 9 only */ -+#define SSB_CHIPCO_SLOWCLKCTL_SRC 0x00000007 /* slow clock source mask */ -+#define SSB_CHIPCO_SLOWCLKCTL_SRC_LPO 0x00000000 /* source of slow clock is LPO */ -+#define SSB_CHIPCO_SLOWCLKCTL_SRC_XTAL 0x00000001 /* source of slow clock is crystal */ -+#define SSB_CHIPCO_SLOECLKCTL_SRC_PCI 0x00000002 /* source of slow clock is PCI */ -+#define SSB_CHIPCO_SLOWCLKCTL_LPOFREQ 0x00000200 /* LPOFreqSel, 1: 160Khz, 0: 32KHz */ -+#define SSB_CHIPCO_SLOWCLKCTL_LPOPD 0x00000400 /* LPOPowerDown, 1: LPO is disabled, 0: LPO is enabled */ -+#define SSB_CHIPCO_SLOWCLKCTL_FSLOW 0x00000800 /* ForceSlowClk, 1: sb/cores running on slow clock, 0: power logic control */ -+#define SSB_CHIPCO_SLOWCLKCTL_IPLL 0x00001000 /* IgnorePllOffReq, 1/0: power logic ignores/honors PLL clock disable requests from core */ -+#define SSB_CHIPCO_SLOWCLKCTL_ENXTAL 0x00002000 /* XtalControlEn, 1/0: power logic does/doesn't disable crystal when appropriate */ -+#define SSB_CHIPCO_SLOWCLKCTL_XTALPU 0x00004000 /* XtalPU (RO), 1/0: crystal running/disabled */ -+#define SSB_CHIPCO_SLOWCLKCTL_CLKDIV 0xFFFF0000 /* ClockDivider (SlowClk = 1/(4+divisor)) */ -+#define SSB_CHIPCO_SLOWCLKCTL_CLKDIV_SHIFT 16 -+#define SSB_CHIPCO_SYSCLKCTL 0x00C0 /* Rev >= 3 only */ -+#define SSB_CHIPCO_SYSCLKCTL_IDLPEN 0x00000001 /* ILPen: Enable Idle Low Power */ -+#define SSB_CHIPCO_SYSCLKCTL_ALPEN 0x00000002 /* ALPen: Enable Active Low Power */ -+#define SSB_CHIPCO_SYSCLKCTL_PLLEN 0x00000004 /* ForcePLLOn */ -+#define SSB_CHIPCO_SYSCLKCTL_FORCEALP 0x00000008 /* Force ALP (or HT if ALPen is not set */ -+#define SSB_CHIPCO_SYSCLKCTL_FORCEHT 0x00000010 /* Force HT */ -+#define SSB_CHIPCO_SYSCLKCTL_CLKDIV 0xFFFF0000 /* ClkDiv (ILP = 1/(4+divisor)) */ -+#define SSB_CHIPCO_SYSCLKCTL_CLKDIV_SHIFT 16 -+#define SSB_CHIPCO_CLKSTSTR 0x00C4 /* Rev >= 3 only */ -+#define SSB_CHIPCO_PCMCIA_CFG 0x0100 -+#define SSB_CHIPCO_PCMCIA_MEMWAIT 0x0104 -+#define SSB_CHIPCO_PCMCIA_ATTRWAIT 0x0108 -+#define SSB_CHIPCO_PCMCIA_IOWAIT 0x010C -+#define SSB_CHIPCO_IDE_CFG 0x0110 -+#define SSB_CHIPCO_IDE_MEMWAIT 0x0114 -+#define SSB_CHIPCO_IDE_ATTRWAIT 0x0118 -+#define SSB_CHIPCO_IDE_IOWAIT 0x011C -+#define SSB_CHIPCO_PROG_CFG 0x0120 -+#define SSB_CHIPCO_PROG_WAITCNT 0x0124 -+#define SSB_CHIPCO_FLASH_CFG 0x0128 -+#define SSB_CHIPCO_FLASH_WAITCNT 0x012C -+#define SSB_CHIPCO_UART0_DATA 0x0300 -+#define SSB_CHIPCO_UART0_IMR 0x0304 -+#define SSB_CHIPCO_UART0_FCR 0x0308 -+#define SSB_CHIPCO_UART0_LCR 0x030C -+#define SSB_CHIPCO_UART0_MCR 0x0310 -+#define SSB_CHIPCO_UART0_LSR 0x0314 -+#define SSB_CHIPCO_UART0_MSR 0x0318 -+#define SSB_CHIPCO_UART0_SCRATCH 0x031C -+#define SSB_CHIPCO_UART1_DATA 0x0400 -+#define SSB_CHIPCO_UART1_IMR 0x0404 -+#define SSB_CHIPCO_UART1_FCR 0x0408 -+#define SSB_CHIPCO_UART1_LCR 0x040C -+#define SSB_CHIPCO_UART1_MCR 0x0410 -+#define SSB_CHIPCO_UART1_LSR 0x0414 -+#define SSB_CHIPCO_UART1_MSR 0x0418 -+#define SSB_CHIPCO_UART1_SCRATCH 0x041C -+ -+ -+ -+/** Clockcontrol masks and values **/ -+ -+/* SSB_CHIPCO_CLOCK_N */ -+#define SSB_CHIPCO_CLK_N1 0x0000003F /* n1 control */ -+#define SSB_CHIPCO_CLK_N2 0x00003F00 /* n2 control */ -+#define SSB_CHIPCO_CLK_N2_SHIFT 8 -+#define SSB_CHIPCO_CLK_PLLC 0x000F0000 /* pll control */ -+#define SSB_CHIPCO_CLK_PLLC_SHIFT 16 -+ -+/* SSB_CHIPCO_CLOCK_SB/PCI/UART */ -+#define SSB_CHIPCO_CLK_M1 0x0000003F /* m1 control */ -+#define SSB_CHIPCO_CLK_M2 0x00003F00 /* m2 control */ -+#define SSB_CHIPCO_CLK_M2_SHIFT 8 -+#define SSB_CHIPCO_CLK_M3 0x003F0000 /* m3 control */ -+#define SSB_CHIPCO_CLK_M3_SHIFT 16 -+#define SSB_CHIPCO_CLK_MC 0x1F000000 /* mux control */ -+#define SSB_CHIPCO_CLK_MC_SHIFT 24 -+ -+/* N3M Clock control magic field values */ -+#define SSB_CHIPCO_CLK_F6_2 0x02 /* A factor of 2 in */ -+#define SSB_CHIPCO_CLK_F6_3 0x03 /* 6-bit fields like */ -+#define SSB_CHIPCO_CLK_F6_4 0x05 /* N1, M1 or M3 */ -+#define SSB_CHIPCO_CLK_F6_5 0x09 -+#define SSB_CHIPCO_CLK_F6_6 0x11 -+#define SSB_CHIPCO_CLK_F6_7 0x21 -+ -+#define SSB_CHIPCO_CLK_F5_BIAS 5 /* 5-bit fields get this added */ -+ -+#define SSB_CHIPCO_CLK_MC_BYPASS 0x08 -+#define SSB_CHIPCO_CLK_MC_M1 0x04 -+#define SSB_CHIPCO_CLK_MC_M1M2 0x02 -+#define SSB_CHIPCO_CLK_MC_M1M2M3 0x01 -+#define SSB_CHIPCO_CLK_MC_M1M3 0x11 -+ -+/* Type 2 Clock control magic field values */ -+#define SSB_CHIPCO_CLK_T2_BIAS 2 /* n1, n2, m1 & m3 bias */ -+#define SSB_CHIPCO_CLK_T2M2_BIAS 3 /* m2 bias */ -+ -+#define SSB_CHIPCO_CLK_T2MC_M1BYP 1 -+#define SSB_CHIPCO_CLK_T2MC_M2BYP 2 -+#define SSB_CHIPCO_CLK_T2MC_M3BYP 4 -+ -+/* Type 6 Clock control magic field values */ -+#define SSB_CHIPCO_CLK_T6_MMASK 1 /* bits of interest in m */ -+#define SSB_CHIPCO_CLK_T6_M0 120000000 /* sb clock for m = 0 */ -+#define SSB_CHIPCO_CLK_T6_M1 100000000 /* sb clock for m = 1 */ -+#define SSB_CHIPCO_CLK_SB2MIPS_T6(sb) (2 * (sb)) -+ -+/* Common clock base */ -+#define SSB_CHIPCO_CLK_BASE1 24000000 /* Half the clock freq */ -+#define SSB_CHIPCO_CLK_BASE2 12500000 /* Alternate crystal on some PLL's */ -+ -+/* Clock control values for 200Mhz in 5350 */ -+#define SSB_CHIPCO_CLK_5350_N 0x0311 -+#define SSB_CHIPCO_CLK_5350_M 0x04020009 -+ -+ -+/** Bits in the config registers **/ -+ -+#define SSB_CHIPCO_CFG_EN 0x0001 /* Enable */ -+#define SSB_CHIPCO_CFG_EXTM 0x000E /* Extif Mode */ -+#define SSB_CHIPCO_CFG_EXTM_ASYNC 0x0002 /* Async/Parallel flash */ -+#define SSB_CHIPCO_CFG_EXTM_SYNC 0x0004 /* Synchronous */ -+#define SSB_CHIPCO_CFG_EXTM_PCMCIA 0x0008 /* PCMCIA */ -+#define SSB_CHIPCO_CFG_EXTM_IDE 0x000A /* IDE */ -+#define SSB_CHIPCO_CFG_DS16 0x0010 /* Data size, 0=8bit, 1=16bit */ -+#define SSB_CHIPCO_CFG_CLKDIV 0x0060 /* Sync: Clock divisor */ -+#define SSB_CHIPCO_CFG_CLKEN 0x0080 /* Sync: Clock enable */ -+#define SSB_CHIPCO_CFG_BSTRO 0x0100 /* Sync: Size/Bytestrobe */ -+ -+ -+/** Flash-specific control/status values */ -+ -+/* flashcontrol opcodes for ST flashes */ -+#define SSB_CHIPCO_FLASHCTL_ST_WREN 0x0006 /* Write Enable */ -+#define SSB_CHIPCO_FLASHCTL_ST_WRDIS 0x0004 /* Write Disable */ -+#define SSB_CHIPCO_FLASHCTL_ST_RDSR 0x0105 /* Read Status Register */ -+#define SSB_CHIPCO_FLASHCTL_ST_WRSR 0x0101 /* Write Status Register */ -+#define SSB_CHIPCO_FLASHCTL_ST_READ 0x0303 /* Read Data Bytes */ -+#define SSB_CHIPCO_FLASHCTL_ST_PP 0x0302 /* Page Program */ -+#define SSB_CHIPCO_FLASHCTL_ST_SE 0x02D8 /* Sector Erase */ -+#define SSB_CHIPCO_FLASHCTL_ST_BE 0x00C7 /* Bulk Erase */ -+#define SSB_CHIPCO_FLASHCTL_ST_DP 0x00B9 /* Deep Power-down */ -+#define SSB_CHIPCO_FLASHCTL_ST_RSIG 0x03AB /* Read Electronic Signature */ -+ -+/* Status register bits for ST flashes */ -+#define SSB_CHIPCO_FLASHSTA_ST_WIP 0x01 /* Write In Progress */ -+#define SSB_CHIPCO_FLASHSTA_ST_WEL 0x02 /* Write Enable Latch */ -+#define SSB_CHIPCO_FLASHSTA_ST_BP 0x1C /* Block Protect */ -+#define SSB_CHIPCO_FLASHSTA_ST_BP_SHIFT 2 -+#define SSB_CHIPCO_FLASHSTA_ST_SRWD 0x80 /* Status Register Write Disable */ -+ -+/* flashcontrol opcodes for Atmel flashes */ -+#define SSB_CHIPCO_FLASHCTL_AT_READ 0x07E8 -+#define SSB_CHIPCO_FLASHCTL_AT_PAGE_READ 0x07D2 -+#define SSB_CHIPCO_FLASHCTL_AT_BUF1_READ /* FIXME */ -+#define SSB_CHIPCO_FLASHCTL_AT_BUF2_READ /* FIXME */ -+#define SSB_CHIPCO_FLASHCTL_AT_STATUS 0x01D7 -+#define SSB_CHIPCO_FLASHCTL_AT_BUF1_WRITE 0x0384 -+#define SSB_CHIPCO_FLASHCTL_AT_BUF2_WRITE 0x0387 -+#define SSB_CHIPCO_FLASHCTL_AT_BUF1_ERASE_PRGM 0x0283 /* Erase program */ -+#define SSB_CHIPCO_FLASHCTL_AT_BUF2_ERASE_PRGM 0x0286 /* Erase program */ -+#define SSB_CHIPCO_FLASHCTL_AT_BUF1_PROGRAM 0x0288 -+#define SSB_CHIPCO_FLASHCTL_AT_BUF2_PROGRAM 0x0289 -+#define SSB_CHIPCO_FLASHCTL_AT_PAGE_ERASE 0x0281 -+#define SSB_CHIPCO_FLASHCTL_AT_BLOCK_ERASE 0x0250 -+#define SSB_CHIPCO_FLASHCTL_AT_BUF1_WRER_PRGM 0x0382 /* Write erase program */ -+#define SSB_CHIPCO_FLASHCTL_AT_BUF2_WRER_PRGM 0x0385 /* Write erase program */ -+#define SSB_CHIPCO_FLASHCTL_AT_BUF1_LOAD 0x0253 -+#define SSB_CHIPCO_FLASHCTL_AT_BUF2_LOAD 0x0255 -+#define SSB_CHIPCO_FLASHCTL_AT_BUF1_COMPARE 0x0260 -+#define SSB_CHIPCO_FLASHCTL_AT_BUF2_COMPARE 0x0261 -+#define SSB_CHIPCO_FLASHCTL_AT_BUF1_REPROGRAM 0x0258 -+#define SSB_CHIPCO_FLASHCTL_AT_BUF2_REPROGRAM 0x0259 -+ -+/* Status register bits for Atmel flashes */ -+#define SSB_CHIPCO_FLASHSTA_AT_READY 0x80 -+#define SSB_CHIPCO_FLASHSTA_AT_MISMATCH 0x40 -+#define SSB_CHIPCO_FLASHSTA_AT_ID 0x38 -+#define SSB_CHIPCO_FLASHSTA_AT_ID_SHIFT 3 -+ -+ -+/** OTP **/ -+ -+/* OTP regions */ -+#define SSB_CHIPCO_OTP_HW_REGION SSB_CHIPCO_OTPS_HW_PROTECT -+#define SSB_CHIPCO_OTP_SW_REGION SSB_CHIPCO_OTPS_SW_PROTECT -+#define SSB_CHIPCO_OTP_CID_REGION SSB_CHIPCO_OTPS_CID_PROTECT -+ -+/* OTP regions (Byte offsets from otp size) */ -+#define SSB_CHIPCO_OTP_SWLIM_OFF (-8) -+#define SSB_CHIPCO_OTP_CIDBASE_OFF 0 -+#define SSB_CHIPCO_OTP_CIDLIM_OFF 8 -+ -+/* Predefined OTP words (Word offset from otp size) */ -+#define SSB_CHIPCO_OTP_BOUNDARY_OFF (-4) -+#define SSB_CHIPCO_OTP_HWSIGN_OFF (-3) -+#define SSB_CHIPCO_OTP_SWSIGN_OFF (-2) -+#define SSB_CHIPCO_OTP_CIDSIGN_OFF (-1) -+ -+#define SSB_CHIPCO_OTP_CID_OFF 0 -+#define SSB_CHIPCO_OTP_PKG_OFF 1 -+#define SSB_CHIPCO_OTP_FID_OFF 2 -+#define SSB_CHIPCO_OTP_RSV_OFF 3 -+#define SSB_CHIPCO_OTP_LIM_OFF 4 -+ -+#define SSB_CHIPCO_OTP_SIGNATURE 0x578A -+#define SSB_CHIPCO_OTP_MAGIC 0x4E56 -+ -+ -+struct ssb_device; -+struct ssb_serial_port; -+ -+struct ssb_chipcommon { -+ struct ssb_device *dev; -+ u32 capabilities; -+ /* Fast Powerup Delay constant */ -+ u16 fast_pwrup_delay; -+}; -+ -+extern void ssb_chipcommon_init(struct ssb_chipcommon *cc); -+ -+#include <linux/pm.h> -+extern void ssb_chipco_suspend(struct ssb_chipcommon *cc, pm_message_t state); -+extern void ssb_chipco_resume(struct ssb_chipcommon *cc); -+ -+extern void ssb_chipco_get_clockcontrol(struct ssb_chipcommon *cc, -+ u32 *plltype, u32 *n, u32 *m); -+extern void ssb_chipco_timing_init(struct ssb_chipcommon *cc, -+ unsigned long ns_per_cycle); -+ -+enum ssb_clkmode { -+ SSB_CLKMODE_SLOW, -+ SSB_CLKMODE_FAST, -+ SSB_CLKMODE_DYNAMIC, -+}; -+ -+extern void ssb_chipco_set_clockmode(struct ssb_chipcommon *cc, -+ enum ssb_clkmode mode); -+ -+#ifdef CONFIG_SSB_SERIAL -+extern int ssb_chipco_serial_init(struct ssb_chipcommon *cc, -+ struct ssb_serial_port *ports); -+#endif /* CONFIG_SSB_SERIAL */ -+ -+#endif /* __KERNEL__ */ -+#endif /* LINUX_SSB_CHIPCO_H_ */ -diff -urN linux.old/include/linux/ssb/ssb_driver_extif.h linux.dev/include/linux/ssb/ssb_driver_extif.h ---- linux.old/include/linux/ssb/ssb_driver_extif.h 1970-01-01 01:00:00.000000000 +0100 -+++ linux.dev/include/linux/ssb/ssb_driver_extif.h 2007-01-26 00:49:32.000000000 +0100 -@@ -0,0 +1,163 @@ -+/* -+ * 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 2005, Broadcom Corporation -+ * Copyright 2006, Michael Buesch -+ * -+ * Licensed under the GPL version 2. See COPYING for details. -+ */ -+#ifndef LINUX_SSB_EXTIFCORE_H_ -+#define LINUX_SSB_EXTIFCORE_H_ -+ -+#ifdef __KERNEL__ -+ -+struct ssb_extif { -+ struct ssb_device *dev; -+}; -+ -+/* external interface address space */ -+#define SSB_EXTIF_PCMCIA_MEMBASE(x) (x) -+#define SSB_EXTIF_PCMCIA_IOBASE(x) ((x) + 0x100000) -+#define SSB_EXTIF_PCMCIA_CFGBASE(x) ((x) + 0x200000) -+#define SSB_EXTIF_CFGIF_BASE(x) ((x) + 0x800000) -+#define SSB_EXTIF_FLASH_BASE(x) ((x) + 0xc00000) -+ -+#define SSB_EXTIF_NR_GPIOOUT 5 -+/* GPIO NOTE: -+ * 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. -+ * Use the following helper macro to get a register offset value. -+ */ -+#define SSB_EXTIF_GPIO_OUT(index) ({ \ -+ BUILD_BUG_ON(index >= SSB_EXTIF_NR_GPIOOUT); \ -+ SSB_EXTIF_GPIO_OUT_BASE + ((index) * 8); \ -+ }) -+#define SSB_EXTIF_GPIO_OUTEN(index) ({ \ -+ BUILD_BUG_ON(index >= SSB_EXTIF_NR_GPIOOUT); \ -+ SSB_EXTIF_GPIO_OUTEN_BASE + ((index) * 8); \ -+ }) -+ -+/** EXTIF core registers **/ -+ -+#define SSB_EXTIF_CTL 0x0000 -+#define SSB_EXTIF_CTL_UARTEN (1 << 0) /* UART enable */ -+#define SSB_EXTIF_EXTSTAT 0x0004 -+#define SSB_EXTIF_EXTSTAT_EMODE (1 << 0) /* Endian mode (ro) */ -+#define SSB_EXTIF_EXTSTAT_EIRQPIN (1 << 1) /* External interrupt pin (ro) */ -+#define SSB_EXTIF_EXTSTAT_GPIOIRQPIN (1 << 2) /* GPIO interrupt pin (ro) */ -+#define SSB_EXTIF_PCMCIA_CFG 0x0010 -+#define SSB_EXTIF_PCMCIA_MEMWAIT 0x0014 -+#define SSB_EXTIF_PCMCIA_ATTRWAIT 0x0018 -+#define SSB_EXTIF_PCMCIA_IOWAIT 0x001C -+#define SSB_EXTIF_PROG_CFG 0x0020 -+#define SSB_EXTIF_PROG_WAITCNT 0x0024 -+#define SSB_EXTIF_FLASH_CFG 0x0028 -+#define SSB_EXTIF_FLASH_WAITCNT 0x002C -+#define SSB_EXTIF_WATCHDOG 0x0040 -+#define SSB_EXTIF_CLOCK_N 0x0044 -+#define SSB_EXTIF_CLOCK_SB 0x0048 -+#define SSB_EXTIF_CLOCK_PCI 0x004C -+#define SSB_EXTIF_CLOCK_MII 0x0050 -+#define SSB_EXTIF_GPIO_IN 0x0060 -+#define SSB_EXTIF_GPIO_OUT_BASE 0x0064 -+#define SSB_EXTIF_GPIO_OUTEN_BASE 0x0068 -+#define SSB_EXTIF_EJTAG_OUTEN 0x0090 -+#define SSB_EXTIF_GPIO_INTPOL 0x0094 -+#define SSB_EXTIF_GPIO_INTMASK 0x0098 -+#define SSB_EXTIF_UART_DATA 0x0300 -+#define SSB_EXTIF_UART_TIMER 0x0310 -+#define SSB_EXTIF_UART_FCR 0x0320 -+#define SSB_EXTIF_UART_LCR 0x0330 -+#define SSB_EXTIF_UART_MCR 0x0340 -+#define SSB_EXTIF_UART_LSR 0x0350 -+#define SSB_EXTIF_UART_MSR 0x0360 -+#define SSB_EXTIF_UART_SCRATCH 0x0370 -+ -+ -+ -+ -+/* pcmcia/prog/flash_config */ -+#define SSB_EXTCFG_EN (1 << 0) /* enable */ -+#define SSB_EXTCFG_MODE 0xE /* mode */ -+#define SSB_EXTCFG_MODE_SHIFT 1 -+#define SSB_EXTCFG_MODE_FLASH 0x0 /* flash/asynchronous mode */ -+#define SSB_EXTCFG_MODE_SYNC 0x2 /* synchronous mode */ -+#define SSB_EXTCFG_MODE_PCMCIA 0x4 /* pcmcia mode */ -+#define SSB_EXTCFG_DS16 (1 << 4) /* destsize: 0=8bit, 1=16bit */ -+#define SSB_EXTCFG_BSWAP (1 << 5) /* byteswap */ -+#define SSB_EXTCFG_CLKDIV 0xC0 /* clock divider */ -+#define SSB_EXTCFG_CLKDIV_SHIFT 6 -+#define SSB_EXTCFG_CLKDIV_2 0x0 /* backplane/2 */ -+#define SSB_EXTCFG_CLKDIV_3 0x40 /* backplane/3 */ -+#define SSB_EXTCFG_CLKDIV_4 0x80 /* backplane/4 */ -+#define SSB_EXTCFG_CLKEN (1 << 8) /* clock enable */ -+#define SSB_EXTCFG_STROBE (1 << 9) /* size/bytestrobe (synch only) */ -+ -+/* pcmcia_memwait */ -+#define SSB_PCMCIA_MEMW_0 0x0000003F /* waitcount0 */ -+#define SSB_PCMCIA_MEMW_1 0x00001F00 /* waitcount1 */ -+#define SSB_PCMCIA_MEMW_1_SHIFT 8 -+#define SSB_PCMCIA_MEMW_2 0x001F0000 /* waitcount2 */ -+#define SSB_PCMCIA_MEMW_2_SHIFT 16 -+#define SSB_PCMCIA_MEMW_3 0x1F000000 /* waitcount3 */ -+#define SSB_PCMCIA_MEMW_3_SHIFT 24 -+ -+/* pcmcia_attrwait */ -+#define SSB_PCMCIA_ATTW_0 0x0000003F /* waitcount0 */ -+#define SSB_PCMCIA_ATTW_1 0x00001F00 /* waitcount1 */ -+#define SSB_PCMCIA_ATTW_1_SHIFT 8 -+#define SSB_PCMCIA_ATTW_2 0x001F0000 /* waitcount2 */ -+#define SSB_PCMCIA_ATTW_2_SHIFT 16 -+#define SSB_PCMCIA_ATTW_3 0x1F000000 /* waitcount3 */ -+#define SSB_PCMCIA_ATTW_3_SHIFT 24 -+ -+/* pcmcia_iowait */ -+#define SSB_PCMCIA_IOW_0 0x0000003F /* waitcount0 */ -+#define SSB_PCMCIA_IOW_1 0x00001F00 /* waitcount1 */ -+#define SSB_PCMCIA_IOW_1_SHIFT 8 -+#define SSB_PCMCIA_IOW_2 0x001F0000 /* waitcount2 */ -+#define SSB_PCMCIA_IOW_2_SHIFT 16 -+#define SSB_PCMCIA_IOW_3 0x1F000000 /* waitcount3 */ -+#define SSB_PCMCIA_IOW_3_SHIFT 24 -+ -+/* prog_waitcount */ -+#define SSB_PROG_WCNT_0 0x0000001F /* waitcount0 */ -+#define SSB_PROG_WCNT_1 0x00001F00 /* waitcount1 */ -+#define SSB_PROG_WCNT_1_SHIFT 8 -+#define SSB_PROG_WCNT_2 0x001F0000 /* waitcount2 */ -+#define SSB_PROG_WCNT_2_SHIFT 16 -+#define SSB_PROG_WCNT_3 0x1F000000 /* waitcount3 */ -+#define SSB_PROG_WCNT_3_SHIFT 24 -+ -+#define SSB_PROG_W0 0x0000000C -+#define SSB_PROG_W1 0x00000A00 -+#define SSB_PROG_W2 0x00020000 -+#define SSB_PROG_W3 0x01000000 -+ -+/* flash_waitcount */ -+#define SSB_FLASH_WCNT_0 0x0000001F /* waitcount0 */ -+#define SSB_FLASH_WCNT_1 0x00001F00 /* waitcount1 */ -+#define SSB_FLASH_WCNT_1_SHIFT 8 -+#define SSB_FLASH_WCNT_2 0x001F0000 /* waitcount2 */ -+#define SSB_FLASH_WCNT_2_SHIFT 16 -+#define SSB_FLASH_WCNT_3 0x1F000000 /* waitcount3 */ -+#define SSB_FLASH_WCNT_3_SHIFT 24 -+ -+/* watchdog */ -+#define SSB_EXTIF_WATCHDOG_CLK 48000000 /* Hz */ -+ -+ -+#endif /* __KERNEL__ */ -+#endif /* LINUX_SSB_EXTIFCORE_H_ */ -diff -urN linux.old/include/linux/ssb/ssb_driver_mips.h linux.dev/include/linux/ssb/ssb_driver_mips.h ---- linux.old/include/linux/ssb/ssb_driver_mips.h 1970-01-01 01:00:00.000000000 +0100 -+++ linux.dev/include/linux/ssb/ssb_driver_mips.h 2007-01-26 00:49:32.000000000 +0100 -@@ -0,0 +1,47 @@ -+#ifndef LINUX_SSB_MIPSCORE_H_ -+#define LINUX_SSB_MIPSCORE_H_ -+ -+#ifdef __KERNEL__ -+ -+#ifdef CONFIG_SSB_DRIVER_MIPS -+ -+struct ssb_device; -+ -+struct ssb_serial_port { -+ void *regs; -+ unsigned long clockspeed; -+ unsigned int irq; -+ unsigned int baud_base; -+ unsigned int reg_shift; -+}; -+ -+ -+struct ssb_mipscore { -+ struct ssb_device *dev; -+ -+ int nr_serial_ports; -+ struct ssb_serial_port serial_ports[4]; -+ -+ u32 flash_window; -+ u32 flash_window_size; -+}; -+ -+extern void ssb_mipscore_init(struct ssb_mipscore *mcore); -+ -+extern unsigned int ssb_mips_irq(struct ssb_device *dev); -+ -+ -+#else /* CONFIG_SSB_DRIVER_MIPS */ -+ -+struct ssb_mipscore { -+}; -+ -+static inline -+void ssb_mipscore_init(struct ssb_mipscore *mcore) -+{ -+} -+ -+#endif /* CONFIG_SSB_DRIVER_MIPS */ -+ -+#endif /* __KERNEL__ */ -+#endif /* LINUX_SSB_MIPSCORE_H_ */ -diff -urN linux.old/include/linux/ssb/ssb_driver_pci.h linux.dev/include/linux/ssb/ssb_driver_pci.h ---- linux.old/include/linux/ssb/ssb_driver_pci.h 1970-01-01 01:00:00.000000000 +0100 -+++ linux.dev/include/linux/ssb/ssb_driver_pci.h 2007-01-26 00:49:32.000000000 +0100 -@@ -0,0 +1,108 @@ -+#ifndef LINUX_SSB_PCICORE_H_ -+#define LINUX_SSB_PCICORE_H_ -+#ifdef __KERNEL__ -+ -+#ifdef CONFIG_SSB_DRIVER_PCICORE -+ -+/* PCI core registers. */ -+#define SSB_PCICORE_CTL 0x0000 /* PCI Control */ -+#define SSB_PCICORE_CTL_RST_OE 0x00000001 /* PCI_RESET Output Enable */ -+#define SSB_PCICORE_CTL_RST 0x00000002 /* PCI_RESET driven out to pin */ -+#define SSB_PCICORE_CTL_CLK_OE 0x00000004 /* Clock gate Output Enable */ -+#define SSB_PCICORE_CTL_CLK 0x00000008 /* Gate for clock driven out to pin */ -+#define SSB_PCICORE_ARBCTL 0x0010 /* PCI Arbiter Control */ -+#define SSB_PCICORE_ARBCTL_INTERN 0x00000001 /* Use internal arbiter */ -+#define SSB_PCICORE_ARBCTL_EXTERN 0x00000002 /* Use external arbiter */ -+#define SSB_PCICORE_ARBCTL_PARKID 0x00000006 /* Mask, selects which agent is parked on an idle bus */ -+#define SSB_PCICORE_ARBCTL_PARKID_LAST 0x00000000 /* Last requestor */ -+#define SSB_PCICORE_ARBCTL_PARKID_4710 0x00000002 /* 4710 */ -+#define SSB_PCICORE_ARBCTL_PARKID_EXT0 0x00000004 /* External requestor 0 */ -+#define SSB_PCICORE_ARBCTL_PARKID_EXT1 0x00000006 /* External requestor 1 */ -+#define SSB_PCICORE_ISTAT 0x0020 /* Interrupt status */ -+#define SSB_PCICORE_ISTAT_INTA 0x00000001 /* PCI INTA# */ -+#define SSB_PCICORE_ISTAT_INTB 0x00000002 /* PCI INTB# */ -+#define SSB_PCICORE_ISTAT_SERR 0x00000004 /* PCI SERR# (write to clear) */ -+#define SSB_PCICORE_ISTAT_PERR 0x00000008 /* PCI PERR# (write to clear) */ -+#define SSB_PCICORE_ISTAT_PME 0x00000010 /* PCI PME# */ -+#define SSB_PCICORE_IMASK 0x0024 /* Interrupt mask */ -+#define SSB_PCICORE_IMASK_INTA 0x00000001 /* PCI INTA# */ -+#define SSB_PCICORE_IMASK_INTB 0x00000002 /* PCI INTB# */ -+#define SSB_PCICORE_IMASK_SERR 0x00000004 /* PCI SERR# */ -+#define SSB_PCICORE_IMASK_PERR 0x00000008 /* PCI PERR# */ -+#define SSB_PCICORE_IMASK_PME 0x00000010 /* PCI PME# */ -+#define SSB_PCICORE_MBOX 0x0028 /* Backplane to PCI Mailbox */ -+#define SSB_PCICORE_MBOX_F0_0 0x00000100 /* PCI function 0, INT 0 */ -+#define SSB_PCICORE_MBOX_F0_1 0x00000200 /* PCI function 0, INT 1 */ -+#define SSB_PCICORE_MBOX_F1_0 0x00000400 /* PCI function 1, INT 0 */ -+#define SSB_PCICORE_MBOX_F1_1 0x00000800 /* PCI function 1, INT 1 */ -+#define SSB_PCICORE_MBOX_F2_0 0x00001000 /* PCI function 2, INT 0 */ -+#define SSB_PCICORE_MBOX_F2_1 0x00002000 /* PCI function 2, INT 1 */ -+#define SSB_PCICORE_MBOX_F3_0 0x00004000 /* PCI function 3, INT 0 */ -+#define SSB_PCICORE_MBOX_F3_1 0x00008000 /* PCI function 3, INT 1 */ -+#define SSB_PCICORE_BCAST_ADDR 0x0050 /* Backplane Broadcast Address */ -+#define SSB_PCICORE_BCAST_ADDR_MASK 0x000000FF -+#define SSB_PCICORE_BCAST_DATA 0x0054 /* Backplane Broadcast Data */ -+#define SSB_PCICORE_GPIO_IN 0x0060 /* rev >= 2 only */ -+#define SSB_PCICORE_GPIO_OUT 0x0064 /* rev >= 2 only */ -+#define SSB_PCICORE_GPIO_ENABLE 0x0068 /* rev >= 2 only */ -+#define SSB_PCICORE_GPIO_CTL 0x006C /* rev >= 2 only */ -+#define SSB_PCICORE_SBTOPCI0 0x0100 /* Backplane to PCI translation 0 (sbtopci0) */ -+#define SSB_PCICORE_SBTOPCI0_MASK 0xFC000000 -+#define SSB_PCICORE_SBTOPCI1 0x0104 /* Backplane to PCI translation 1 (sbtopci1) */ -+#define SSB_PCICORE_SBTOPCI1_MASK 0xFC000000 -+#define SSB_PCICORE_SBTOPCI2 0x0108 /* Backplane to PCI translation 2 (sbtopci2) */ -+#define SSB_PCICORE_SBTOPCI2_MASK 0xC0000000 -+ -+/* SBtoPCIx */ -+#define SSB_PCICORE_SBTOPCI_MEM 0x00000000 -+#define SSB_PCICORE_SBTOPCI_IO 0x00000001 -+#define SSB_PCICORE_SBTOPCI_CFG0 0x00000002 -+#define SSB_PCICORE_SBTOPCI_CFG1 0x00000003 -+#define SSB_PCICORE_SBTOPCI_PREF 0x00000004 /* Prefetch enable */ -+#define SSB_PCICORE_SBTOPCI_BURST 0x00000008 /* Burst enable */ -+#define SSB_PCICORE_SBTOPCI_MRM 0x00000020 /* Memory Read Multiple */ -+#define SSB_PCICORE_SBTOPCI_RC 0x00000030 /* Read Command mask (rev >= 11) */ -+#define SSB_PCICORE_SBTOPCI_RC_READ 0x00000000 /* Memory read */ -+#define SSB_PCICORE_SBTOPCI_RC_READL 0x00000010 /* Memory read line */ -+#define SSB_PCICORE_SBTOPCI_RC_READM 0x00000020 /* Memory read multiple */ -+ -+ -+/* PCIcore specific boardflags */ -+#define SSB_PCICORE_BFL_NOPCI 0x00000400 /* Board leaves PCI floating */ -+ -+ -+struct ssb_pcicore { -+ struct ssb_device *dev; -+ u8 setup_done:1; -+ u8 hostmode:1; -+ u8 cardbusmode:1; -+}; -+ -+extern void ssb_pcicore_init(struct ssb_pcicore *pc); -+ -+/* Enable IRQ routing for a specific device */ -+extern int ssb_pcicore_dev_irqvecs_enable(struct ssb_pcicore *pc, -+ struct ssb_device *dev); -+ -+ -+#else /* CONFIG_SSB_DRIVER_PCICORE */ -+ -+ -+struct ssb_pcicore { -+}; -+ -+static inline -+void ssb_pcicore_init(struct ssb_pcicore *pc) -+{ -+} -+ -+static inline -+int ssb_pcicore_dev_irqvecs_enable(struct ssb_pcicore *pc, -+ struct ssb_device *dev) -+{ -+ return 0; -+} -+ -+#endif /* CONFIG_SSB_DRIVER_PCICORE */ -+#endif /* __KERNEL__ */ -+#endif /* LINUX_SSB_PCICORE_H_ */ -diff -urN linux.old/include/linux/ssb/ssb.h linux.dev/include/linux/ssb/ssb.h ---- linux.old/include/linux/ssb/ssb.h 1970-01-01 01:00:00.000000000 +0100 -+++ linux.dev/include/linux/ssb/ssb.h 2007-01-26 00:49:32.000000000 +0100 -@@ -0,0 +1,358 @@ -+#ifndef LINUX_SSB_H_ -+#define LINUX_SSB_H_ -+#ifdef __KERNEL__ -+ -+#include <linux/device.h> -+#include <linux/list.h> -+#include <linux/types.h> -+#include <linux/spinlock.h> -+ -+#include <linux/ssb/ssb_regs.h> -+ -+ -+struct pcmcia_device; -+struct ssb_bus; -+struct ssb_driver; -+ -+ -+struct ssb_sprom_r1 { -+ u16 pci_spid; /* Subsystem Product ID for PCI */ -+ u16 pci_svid; /* Subsystem Vendor ID for PCI */ -+ u16 pci_pid; /* Product ID for PCI */ -+ u8 il0mac[6]; /* MAC address for 802.11b/g */ -+ u8 et0mac[6]; /* MAC address for Ethernet */ -+ u8 et1mac[6]; /* MAC address for 802.11a */ -+ u8 et0phyaddr:5; /* MII address for enet0 */ -+ u8 et1phyaddr:5; /* MII address for enet1 */ -+ u8 et0mdcport:1; /* MDIO for enet0 */ -+ u8 et1mdcport:1; /* MDIO for enet1 */ -+ u8 board_rev; /* Board revision */ -+ u8 country_code:4; /* Country Code */ -+ u8 antenna_a:2; /* Antenna 0/1 available for A-PHY */ -+ u8 antenna_bg:2; /* Antenna 0/1 available for B-PHY and G-PHY */ -+ u16 pa0b0; -+ u16 pa0b1; -+ u16 pa0b2; -+ u16 pa1b0; -+ u16 pa1b1; -+ u16 pa1b2; -+ u8 gpio0; /* GPIO pin 0 */ -+ u8 gpio1; /* GPIO pin 1 */ -+ u8 gpio2; /* GPIO pin 2 */ -+ u8 gpio3; /* GPIO pin 3 */ -+ u16 maxpwr_a; /* A-PHY Power Amplifier Max Power (in dBm Q5.2) */ -+ u16 maxpwr_bg; /* B/G-PHY Power Amplifier Max Power (in dBm Q5.2) */ -+ u8 itssi_a; /* Idle TSSI Target for A-PHY */ -+ u8 itssi_bg; /* Idle TSSI Target for B/G-PHY */ -+ u16 boardflags_lo; /* Boardflags (low 16 bits) */ -+ u8 antenna_gain_a; /* A-PHY Antenna gain (in dBm Q5.2) */ -+ u8 antenna_gain_bg; /* B/G-PHY Antenna gain (in dBm Q5.2) */ -+ u8 oem[8]; /* OEM string (rev 1 only) */ -+}; -+ -+struct ssb_sprom_r2 { -+ u16 boardflags_hi; /* Boardflags (high 16 bits) */ -+ u8 maxpwr_a_lo; /* A-PHY Max Power Low */ -+ u8 maxpwr_a_hi; /* A-PHY Max Power High */ -+ u16 pa1lob0; /* A-PHY PA Low Settings */ -+ u16 pa1lob1; /* A-PHY PA Low Settings */ -+ u16 pa1lob2; /* A-PHY PA Low Settings */ -+ u16 pa1hib0; /* A-PHY PA High Settings */ -+ u16 pa1hib1; /* A-PHY PA High Settings */ -+ u16 pa1hib2; /* A-PHY PA High Settings */ -+ u8 ofdm_pwr_off; /* OFDM Power Offset from CCK Level */ -+ u8 country_str[2]; /* Two char Country Code */ -+}; -+ -+struct ssb_sprom_r3 { -+ u32 ofdmapo; /* A-PHY OFDM Mid Power Offset */ -+ u32 ofdmalpo; /* A-PHY OFDM Low Power Offset */ -+ u32 ofdmahpo; /* A-PHY OFDM High Power Offset */ -+ u8 gpioldc_on_cnt; /* GPIO LED Powersave Duty Cycle ON count */ -+ u8 gpioldc_off_cnt; /* GPIO LED Powersave Duty Cycle OFF count */ -+ u8 cckpo_1M:4; /* CCK Power Offset for Rate 1M */ -+ u8 cckpo_2M:4; /* CCK Power Offset for Rate 2M */ -+ u8 cckpo_55M:4; /* CCK Power Offset for Rate 5.5M */ -+ u8 cckpo_11M:4; /* CCK Power Offset for Rate 11M */ -+ u32 ofdmgpo; /* G-PHY OFDM Power Offset */ -+}; -+ -+struct ssb_sprom_r4 { -+ /* TODO */ -+}; -+ -+struct ssb_sprom { -+ u8 revision; -+ u8 crc; -+ /* The valid r# fields are selected by the "revision". -+ * Revision 3 and lower inherit from lower revisions. -+ */ -+ union { -+ struct { -+ struct ssb_sprom_r1 r1; -+ struct ssb_sprom_r2 r2; -+ struct ssb_sprom_r3 r3; -+ }; -+ struct ssb_sprom_r4 r4; -+ }; -+}; -+ -+ -+/* Core-ID values. */ -+#define SSB_DEV_CHIPCOMMON 0x800 -+#define SSB_DEV_ILINE20 0x801 -+#define SSB_DEV_SDRAM 0x803 -+#define SSB_DEV_PCI 0x804 -+#define SSB_DEV_MIPS 0x805 -+#define SSB_DEV_ETHERNET 0x806 -+#define SSB_DEV_V90 0x807 -+#define SSB_DEV_USB11_HOSTDEV 0x808 -+#define SSB_DEV_ADSL 0x809 -+#define SSB_DEV_ILINE100 0x80A -+#define SSB_DEV_IPSEC 0x80B -+#define SSB_DEV_PCMCIA 0x80D -+#define SSB_DEV_INTERNAL_MEM 0x80E -+#define SSB_DEV_MEMC_SDRAM 0x80F -+#define SSB_DEV_EXTIF 0x811 -+#define SSB_DEV_80211 0x812 -+#define SSB_DEV_MIPS_3302 0x816 -+#define SSB_DEV_USB11_HOST 0x817 -+#define SSB_DEV_USB11_DEV 0x818 -+#define SSB_DEV_USB20_HOST 0x819 -+#define SSB_DEV_USB20_DEV 0x81A -+#define SSB_DEV_SDIO_HOST 0x81B -+#define SSB_DEV_ROBOSWITCH 0x81C -+#define SSB_DEV_PARA_ATA 0x81D -+#define SSB_DEV_SATA_XORDMA 0x81E -+#define SSB_DEV_ETHERNET_GBIT 0x81F -+#define SSB_DEV_PCIE 0x820 -+#define SSB_DEV_MIMO_PHY 0x821 -+#define SSB_DEV_SRAM_CTRLR 0x822 -+#define SSB_DEV_MINI_MACPHY 0x823 -+#define SSB_DEV_ARM_1176 0x824 -+#define SSB_DEV_ARM_7TDMI 0x825 -+ -+/* Vendor-ID values */ -+#define SSB_VENDOR_BROADCOM 0x4243 -+ -+struct ssb_device_id { -+ u16 vendor; -+ u16 coreid; -+ u8 revision; -+}; -+#define SSB_DEVICE(_vendor, _coreid, _revision) \ -+ { .vendor = _vendor, .coreid = _coreid, .revision = _revision, } -+#define SSB_DEVTABLE_END \ -+ { 0, }, -+ -+#define SSB_ANY_VENDOR 0xFFFF -+#define SSB_ANY_ID 0xFFFF -+#define SSB_ANY_REV 0xFF -+ -+ -+struct ssb_device { -+ struct device dev; -+ struct ssb_bus *bus; -+ struct ssb_device_id id; -+ -+ u8 core_index; -+ unsigned int irq; -+ void *drvdata; /* Per-device data */ -+ void *devtypedata; /* Per-devicetype (eg 802.11) data */ -+}; -+#define dev_to_ssb_dev(_dev) container_of(_dev, struct ssb_device, dev) -+ -+/* Device specific user data */ -+static inline -+void ssb_set_drvdata(struct ssb_device *dev, void *data) -+{ -+ dev->drvdata = data; -+} -+static inline -+void * ssb_get_drvdata(struct ssb_device *dev) -+{ -+ return dev->drvdata; -+} -+ -+/* Devicetype specific user data. This is per device-type (not per device) */ -+void ssb_set_devtypedata(struct ssb_device *dev, void *data); -+static inline -+void * ssb_get_devtypedata(struct ssb_device *dev) -+{ -+ return dev->devtypedata; -+} -+ -+struct ssb_bus_ops { -+ u16 (*read16)(struct ssb_device *dev, u16 offset); -+ u32 (*read32)(struct ssb_device *dev, u16 offset); -+ void (*write16)(struct ssb_device *dev, u16 offset, u16 value); -+ void (*write32)(struct ssb_device *dev, u16 offset, u32 value); -+}; -+ -+ -+struct ssb_driver { -+ const char *name; -+ const struct ssb_device_id *id_table; -+ -+ int (*probe)(struct ssb_device *dev, const struct ssb_device_id *id); -+ void (*remove)(struct ssb_device *dev); -+ int (*suspend)(struct ssb_device *dev, pm_message_t state); -+ int (*resume)(struct ssb_device *dev); -+ void (*shutdown)(struct ssb_device *dev); -+ -+ struct device_driver drv; -+}; -+#define drv_to_ssb_drv(_drv) container_of(_drv, struct ssb_driver, drv) -+ -+extern int __ssb_driver_register(struct ssb_driver *drv, struct module *owner); -+static inline int ssb_driver_register(struct ssb_driver *drv) -+{ -+ return __ssb_driver_register(drv, THIS_MODULE); -+} -+extern void ssb_driver_unregister(struct ssb_driver *drv); -+ -+ -+ -+ -+enum ssb_bustype { -+ SSB_BUSTYPE_SSB, /* This SSB bus is the system bus */ -+ SSB_BUSTYPE_PCI, /* SSB is connected to PCI bus */ -+ SSB_BUSTYPE_PCMCIA, /* SSB is connected to PCMCIA bus */ -+ //TODO SSB_BUSTYPE_JTAG, -+}; -+ -+/* board_vendor */ -+#define SSB_BOARDVENDOR_BCM 0x14E4 /* Broadcom */ -+#define SSB_BOARDVENDOR_DELL 0x1028 /* Dell */ -+#define SSB_BOARDVENDOR_HP 0x0E11 /* HP */ -+/* board_type */ -+#define SSB_BOARD_BCM94306MP 0x0418 -+#define SSB_BOARD_BCM4309G 0x0421 -+#define SSB_BOARD_BCM4306CB 0x0417 -+#define SSB_BOARD_BCM4309MP 0x040C -+#define SSB_BOARD_MP4318 0x044A -+#define SSB_BOARD_BU4306 0x0416 -+#define SSB_BOARD_BU4309 0x040A -+/* chip_package */ -+#define SSB_CHIPPACK_BCM4712S 1 /* Small 200pin 4712 */ -+#define SSB_CHIPPACK_BCM4712M 2 /* Medium 225pin 4712 */ -+#define SSB_CHIPPACK_BCM4712L 0 /* Large 340pin 4712 */ -+ -+#include <linux/ssb/ssb_driver_chipcommon.h> -+#include <linux/ssb/ssb_driver_mips.h> -+#include <linux/ssb/ssb_driver_extif.h> -+#include <linux/ssb/ssb_driver_pci.h> -+ -+struct ssb_bus { -+ /* The MMIO area. */ -+ void __iomem *mmio; -+ -+ const struct ssb_bus_ops *ops; -+ -+ /* The core in the basic address register window. (PCI bus only) */ -+ struct ssb_device *mapped_device; -+ /* Currently mapped PCMCIA segment. (bustype == SSB_BUSTYPE_PCMCIA only) */ -+ u8 mapped_pcmcia_seg; -+ /* Lock for core and segment switching. */ -+ spinlock_t bar_lock; -+ -+ /* The bus this backplane is running on. */ -+ enum ssb_bustype bustype; -+ /* Pointer to the PCI bus (only valid if bustype == SSB_BUSTYPE_PCI). */ -+ struct pci_dev *host_pci; -+ /* Pointer to the PCMCIA device (only if bustype == SSB_BUSTYPE_PCMCIA). */ -+ struct pcmcia_device *host_pcmcia; -+ -+ /* ID information about the PCB. */ -+ u16 board_vendor; -+ u16 board_type; -+ u16 board_rev; -+ /* ID information about the Chip. */ -+ u16 chip_id; -+ u16 chip_rev; -+ u8 chip_package; -+ -+ /* Contents of the SPROM. -+ * If there is no sprom (not on PCI-bus), this is emulated. */ -+ struct ssb_sprom sprom; -+ -+ /* List of devices (cores) on the backplane. */ -+ struct ssb_device devices[SSB_MAX_NR_CORES]; -+ u8 nr_devices; -+ -+ /* Reference count. Number of suspended devices. */ -+ u8 suspend_cnt; -+ -+ /* Software ID number for this bus. */ -+ int busnumber; -+ -+ /* The ChipCommon device (if available). */ -+ struct ssb_chipcommon chipco; -+ /* The PCI-core device (if available). */ -+ struct ssb_pcicore pcicore; -+ /* The MIPS-core device (if available). */ -+ struct ssb_mipscore mipscore; -+ /* The EXTif-core device (if available). */ -+ struct ssb_extif extif; -+ -+ /* Internal. */ -+ struct list_head list; -+}; -+ -+extern int ssb_bus_ssbbus_register(struct ssb_bus *bus, -+ unsigned long baseaddr, -+ void (*fill_sprom)(struct ssb_sprom *sprom)); -+#ifdef CONFIG_SSB_PCIHOST -+extern int ssb_bus_pcibus_register(struct ssb_bus *bus, -+ struct pci_dev *host_pci); -+#endif /* CONFIG_SSB_PCIHOST */ -+#ifdef CONFIG_SSB_PCMCIAHOST -+extern int ssb_bus_pcmciabus_register(struct ssb_bus *bus, -+ struct pcmcia_device *pcmcia_dev, -+ unsigned long baseaddr, -+ void (*fill_sprom)(struct ssb_sprom *sprom)); -+#endif /* CONFIG_SSB_PCMCIAHOST */ -+ -+extern void ssb_bus_unregister(struct ssb_bus *bus); -+ -+extern u32 ssb_clockspeed(struct ssb_bus *bus); -+ -+int ssb_device_is_enabled(struct ssb_device *dev); -+void ssb_device_enable(struct ssb_device *dev, u32 core_specific_flags); -+void ssb_device_disable(struct ssb_device *dev, u32 core_specific_flags); -+ -+ -+static inline u16 ssb_read16(struct ssb_device *dev, u16 offset) -+{ -+ return dev->bus->ops->read16(dev, offset); -+} -+static inline u32 ssb_read32(struct ssb_device *dev, u16 offset) -+{ -+ return dev->bus->ops->read32(dev, offset); -+} -+static inline void ssb_write16(struct ssb_device *dev, u16 offset, u16 value) -+{ -+ dev->bus->ops->write16(dev, offset, value); -+} -+static inline void ssb_write32(struct ssb_device *dev, u16 offset, u32 value) -+{ -+ dev->bus->ops->write32(dev, offset, value); -+} -+ -+ -+/* Translation (routing) bits that need to be ORed to DMA -+ * addresses before they are given to a device. */ -+extern u32 ssb_dma_translation(struct ssb_device *dev); -+#define SSB_DMA_TRANSLATION_MASK 0xC0000000 -+#define SSB_DMA_TRANSLATION_SHIFT 30 -+ -+extern int ssb_dma_set_mask(struct ssb_device *ssb_dev, u64 mask); -+ -+ -+/* Various helper functions */ -+extern u32 ssb_admatch_base(u32 adm); -+extern u32 ssb_admatch_size(u32 adm); -+ -+ -+#endif /* __KERNEL__ */ -+#endif /* LINUX_SSB_H_ */ -diff -urN linux.old/include/linux/ssb/ssb_regs.h linux.dev/include/linux/ssb/ssb_regs.h ---- linux.old/include/linux/ssb/ssb_regs.h 1970-01-01 01:00:00.000000000 +0100 -+++ linux.dev/include/linux/ssb/ssb_regs.h 2007-01-26 00:49:32.000000000 +0100 -@@ -0,0 +1,293 @@ -+#ifndef LINUX_SSB_REGS_H_ -+#define LINUX_SSB_REGS_H_ -+#ifdef __KERNEL__ -+ -+ -+/* SiliconBackplane Address Map. -+ * All regions may not exist on all chips. -+ */ -+#define SSB_SDRAM_BASE 0x00000000 /* Physical SDRAM */ -+#define SSB_PCI_MEM 0x08000000 /* Host Mode sb2pcitranslation0 (64 MB) */ -+#define SSB_PCI_CFG 0x0c000000 /* Host Mode sb2pcitranslation1 (64 MB) */ -+#define SSB_SDRAM_SWAPPED 0x10000000 /* Byteswapped Physical SDRAM */ -+#define SSB_ENUM_BASE 0x18000000 /* Enumeration space base */ -+#define SSB_ENUM_LIMIT 0x18010000 /* Enumeration space limit */ -+ -+#define SSB_FLASH2 0x1c000000 /* Flash Region 2 (region 1 shadowed here) */ -+#define SSB_FLASH2_SZ 0x02000000 /* Size of Flash Region 2 */ -+ -+#define SSB_EXTIF_BASE 0x1f000000 /* External Interface region base address */ -+#define SSB_FLASH1 0x1fc00000 /* Flash Region 1 */ -+#define SSB_FLASH1_SZ 0x00400000 /* Size of Flash Region 1 */ -+ -+#define SSB_PCI_DMA 0x40000000 /* Client Mode sb2pcitranslation2 (1 GB) */ -+#define SSB_PCI_DMA_SZ 0x40000000 /* Client Mode sb2pcitranslation2 size in bytes */ -+#define SSB_PCIE_DMA_L32 0x00000000 /* PCIE Client Mode sb2pcitranslation2 (2 ZettaBytes), low 32 bits */ -+#define SSB_PCIE_DMA_H32 0x80000000 /* PCIE Client Mode sb2pcitranslation2 (2 ZettaBytes), high 32 bits */ -+#define SSB_EUART (SB_EXTIF_BASE + 0x00800000) -+#define SSB_LED (SB_EXTIF_BASE + 0x00900000) -+ -+ -+/* Enumeration space constants */ -+#define SSB_CORE_SIZE 0x1000 /* Size of a core MMIO area */ -+#define SSB_MAX_NR_CORES ((SSB_ENUM_LIMIT - SSB_ENUM_BASE) / SSB_CORE_SIZE) -+ -+ -+/* mips address */ -+#define SSB_EJTAG 0xff200000 /* MIPS EJTAG space (2M) */ -+ -+ -+/* SSB PCI config space registers. */ -+#define SSB_PMCSR 0x44 -+#define SSB_PE 0x100 -+#define SSB_BAR0_WIN 0x80 /* Backplane address space 0 */ -+#define SSB_BAR1_WIN 0x84 /* Backplane address space 1 */ -+#define SSB_SPROMCTL 0x88 /* SPROM control */ -+#define SSB_SPROMCTL_WE 0x10 /* SPROM write enable */ -+#define SSB_BAR1_CONTROL 0x8c /* Address space 1 burst control */ -+#define SSB_PCI_IRQS 0x90 /* PCI interrupts */ -+#define SSB_PCI_IRQMASK 0x94 /* PCI IRQ control and mask (pcirev >= 6 only) */ -+#define SSB_BACKPLANE_IRQS 0x98 /* Backplane Interrupts */ -+#define SSB_GPIO_IN 0xB0 /* GPIO Input (pcirev >= 3 only) */ -+#define SSB_GPIO_OUT 0xB4 /* GPIO Output (pcirev >= 3 only) */ -+#define SSB_GPIO_OUT_ENABLE 0xB8 /* GPIO Output Enable/Disable (pcirev >= 3 only) */ -+#define SSB_GPIO_SCS 0x10 /* PCI config space bit 4 for 4306c0 slow clock source */ -+#define SSB_GPIO_HWRAD 0x20 /* PCI config space GPIO 13 for hw radio disable */ -+#define SSB_GPIO_XTAL 0x40 /* PCI config space GPIO 14 for Xtal powerup */ -+#define SSB_GPIO_PLL 0x80 /* PCI config space GPIO 15 for PLL powerdown */ -+ -+ -+#define SSB_BAR0_MAX_RETRIES 50 -+ -+/* Silicon backplane configuration register definitions */ -+#define SSB_IPSFLAG 0x0F08 -+#define SSB_IPSFLAG_IRQ1 0x0000003F /* which sbflags get routed to mips interrupt 1 */ -+#define SSB_IPSFLAG_IRQ1_SHIFT 0 -+#define SSB_IPSFLAG_IRQ2 0x00003F00 /* which sbflags get routed to mips interrupt 2 */ -+#define SSB_IPSFLAG_IRQ2_SHIFT 8 -+#define SSB_IPSFLAG_IRQ3 0x003F0000 /* which sbflags get routed to mips interrupt 3 */ -+#define SSB_IPSFLAG_IRQ3_SHIFT 16 -+#define SSB_IPSFLAG_IRQ4 0x3F000000 /* which sbflags get routed to mips interrupt 4 */ -+#define SSB_IPSFLAG_IRQ4_SHIFT 24 -+#define SSB_TPSFLAG 0x0F18 -+#define SSB_TPSFLAG_BPFLAG 0x0000003F /* Backplane flag # */ -+#define SSB_TPSFLAG_ALWAYSIRQ 0x00000040 /* IRQ is always sent on the Backplane */ -+#define SSB_TMERRLOGA 0x0F48 -+#define SSB_TMERRLOG 0x0F50 -+#define SSB_ADMATCH3 0x0F60 -+#define SSB_ADMATCH2 0x0F68 -+#define SSB_ADMATCH1 0x0F70 -+#define SSB_IMSTATE 0x0F90 /* SB Initiator Agent State */ -+#define SSB_IMSTATE_PC 0x0000000f /* Pipe Count */ -+#define SSB_IMSTATE_AP_MASK 0x00000030 /* Arbitration Priority */ -+#define SSB_IMSTATE_AP_BOTH 0x00000000 /* Use both timeslices and token */ -+#define SSB_IMSTATE_AP_TS 0x00000010 /* Use timeslices only */ -+#define SSB_IMSTATE_AP_TK 0x00000020 /* Use token only */ -+#define SSB_IMSTATE_AP_RSV 0x00000030 /* Reserved */ -+#define SSB_IMSTATE_IBE 0x00020000 /* In Band Error */ -+#define SSB_IMSTATE_TO 0x00040000 /* Timeout */ -+#define SSB_INTVEC 0x0F94 /* SB Interrupt Mask */ -+#define SSB_INTVEC_PCI 0x00000001 /* Enable interrupts for PCI */ -+#define SSB_INTVEC_ENET0 0x00000002 /* Enable interrupts for enet 0 */ -+#define SSB_INTVEC_ILINE20 0x00000004 /* Enable interrupts for iline20 */ -+#define SSB_INTVEC_CODEC 0x00000008 /* Enable interrupts for v90 codec */ -+#define SSB_INTVEC_USB 0x00000010 /* Enable interrupts for usb */ -+#define SSB_INTVEC_EXTIF 0x00000020 /* Enable interrupts for external i/f */ -+#define SSB_INTVEC_ENET1 0x00000040 /* Enable interrupts for enet 1 */ -+#define SSB_TMSLOW 0x0F98 /* SB Target State Low */ -+#define SSB_TMSLOW_RESET 0x00000001 /* Reset */ -+#define SSB_TMSLOW_REJECT 0x00000002 /* Reject */ -+#define SSB_TMSLOW_CLOCK 0x00010000 /* Clock Enable */ -+#define SSB_TMSLOW_FGC 0x00020000 /* Force Gated Clocks On */ -+#define SSB_TMSLOW_PE 0x40000000 /* Power Management Enable */ -+#define SSB_TMSLOW_BE 0x80000000 /* BIST Enable */ -+#define SSB_TMSHIGH 0x0F9C /* SB Target State High */ -+#define SSB_TMSHIGH_SERR 0x00000001 /* S-error */ -+#define SSB_TMSHIGH_INT 0x00000002 /* Interrupt */ -+#define SSB_TMSHIGH_BUSY 0x00000004 /* Busy */ -+#define SSB_TMSHIGH_TO 0x00000020 /* Timeout. Backplane rev >= 2.3 only */ -+#define SSB_TMSHIGH_COREFL 0x1FFF0000 /* Core specific flags */ -+#define SSB_TMSHIGH_COREFL_SHIFT 16 -+#define SSB_TMSHIGH_DMA64 0x10000000 /* 64bit DMA supported */ -+#define SSB_TMSHIGH_GCR 0x20000000 /* Gated Clock Request */ -+#define SSB_TMSHIGH_BISTF 0x40000000 /* BIST Failed */ -+#define SSB_TMSHIGH_BISTD 0x80000000 /* BIST Done */ -+#define SSB_BWA0 0x0FA0 -+#define SSB_IMCFGLO 0x0FA8 -+#define SSB_IMCFGLO_SERTO 0x00000007 /* Service timeout */ -+#define SSB_IMCFGLO_REQTO 0x00000070 /* Request timeout */ -+#define SSB_IMCFGLO_REQTO_SHIFT 4 -+#define SSB_IMCFGLO_CONNID 0x00FF0000 /* Connection ID */ -+#define SSB_IMCFGLO_CONNID_SHIFT 16 -+#define SSB_IMCFGHI 0x0FAC -+#define SSB_ADMATCH0 0x0FB0 -+#define SSB_TMCFGLO 0x0FB8 -+#define SSB_TMCFGHI 0x0FBC -+#define SSB_BCONFIG 0x0FC0 -+#define SSB_BSTATE 0x0FC8 -+#define SSB_ACTCFG 0x0FD8 -+#define SSB_FLAGST 0x0FE8 -+#define SSB_IDLOW 0x0FF8 -+#define SSB_IDLOW_CFGSP 0x00000003 /* Config Space */ -+#define SSB_IDLOW_ADDRNGE 0x00000038 /* Address Ranges supported */ -+#define SSB_IDLOW_ADDRNGE_SHIFT 3 -+#define SSB_IDLOW_SYNC 0x00000040 -+#define SSB_IDLOW_INITIATOR 0x00000080 -+#define SSB_IDLOW_MIBL 0x00000F00 /* Minimum Backplane latency */ -+#define SSB_IDLOW_MIBL_SHIFT 8 -+#define SSB_IDLOW_MABL 0x0000F000 /* Maximum Backplane latency */ -+#define SSB_IDLOW_MABL_SHIFT 12 -+#define SSB_IDLOW_TIF 0x00010000 /* This Initiator is first */ -+#define SSB_IDLOW_CCW 0x000C0000 /* Cycle counter width */ -+#define SSB_IDLOW_CCW_SHIFT 18 -+#define SSB_IDLOW_TPT 0x00F00000 /* Target ports */ -+#define SSB_IDLOW_TPT_SHIFT 20 -+#define SSB_IDLOW_INITP 0x0F000000 /* Initiator ports */ -+#define SSB_IDLOW_INITP_SHIFT 24 -+#define SSB_IDLOW_SSBREV 0xF0000000 /* Sonics Backplane Revision code */ -+#define SSB_IDLOW_SSBREV_22 0x00000000 /* <= 2.2 */ -+#define SSB_IDLOW_SSBREV_23 0x10000000 /* 2.3 */ -+#define SSB_IDHIGH 0x0FFC /* SB Identification High */ -+#define SSB_IDHIGH_RCLO 0x0000000F /* Revision Code (low part) */ -+#define SSB_IDHIGH_CC 0x00008FF0 /* Core Code */ -+#define SSB_IDHIGH_CC_SHIFT 4 -+#define SSB_IDHIGH_RCHI 0x00007000 /* Revision Code (high part) */ -+#define SSB_IDHIGH_RCHI_SHIFT 8 /* yes, shift 8 is right */ -+#define SSB_IDHIGH_VC 0xFFFF0000 /* Vendor Code */ -+#define SSB_IDHIGH_VC_SHIFT 16 -+ -+/* SPROM shadow area. If not otherwise noted, fields are -+ * two bytes wide. Note that the SPROM can _only_ be read -+ * in two-byte quantinies. -+ */ -+#define SSB_SPROMSIZE_WORDS 64 -+#define SSB_SPROMSIZE_BYTES (SSB_SPROMSIZE_WORDS * sizeof(u16)) -+#define SSB_SPROM_BASE 0x1000 -+#define SSB_SPROM_REVISION 0x107E -+#define SSB_SPROM_REVISION_REV 0x00FF /* SPROM Revision number */ -+#define SSB_SPROM_REVISION_CRC 0xFF00 /* SPROM CRC8 value */ -+#define SSB_SPROM_REVISION_CRC_SHIFT 8 -+/* SPROM Revision 1 */ -+#define SSB_SPROM1_SPID 0x1004 /* Subsystem Product ID for PCI */ -+#define SSB_SPROM1_SVID 0x1006 /* Subsystem Vendor ID for PCI */ -+#define SSB_SPROM1_PID 0x1008 /* Product ID for PCI */ -+#define SSB_SPROM1_IL0MAC 0x1048 /* 6 bytes MAC address for 802.11b/g */ -+#define SSB_SPROM1_ET0MAC 0x104E /* 6 bytes MAC address for Ethernet */ -+#define SSB_SPROM1_ET1MAC 0x1054 /* 6 bytes MAC address for 802.11a */ -+#define SSB_SPROM1_ETHPHY 0x105A /* Ethernet PHY settings */ -+#define SSB_SPROM1_ETHPHY_ET0A 0x001F /* MII Address for enet0 */ -+#define SSB_SPROM1_ETHPHY_ET1A 0x03E0 /* MII Address for enet1 */ -+#define SSB_SPROM1_ETHPHY_ET1A_SHIFT 5 -+#define SSB_SPROM1_ETHPHY_ET0M (1<<14) /* MDIO for enet0 */ -+#define SSB_SPROM1_ETHPHY_ET1M (1<<15) /* MDIO for enet1 */ -+#define SSB_SPROM1_BINF 0x105C /* Board info */ -+#define SSB_SPROM1_BINF_BREV 0x00FF /* Board Revision */ -+#define SSB_SPROM1_BINF_CCODE 0x0F00 /* Country Code */ -+#define SSB_SPROM1_BINF_CCODE_SHIFT 8 -+#define SSB_SPROM1_BINF_ANTA 0x3000 /* Available A-PHY antennas */ -+#define SSB_SPROM1_BINF_ANTA_SHIFT 12 -+#define SSB_SPROM1_BINF_ANTBG 0xC000 /* Available B-PHY antennas */ -+#define SSB_SPROM1_BINF_ANTBG_SHIFT 14 -+#define SSB_SPROM1_PA0B0 0x105E -+#define SSB_SPROM1_PA0B1 0x1060 -+#define SSB_SPROM1_PA0B2 0x1062 -+#define SSB_SPROM1_GPIOA 0x1064 /* General Purpose IO pins 0 and 1 */ -+#define SSB_SPROM1_GPIOA_P0 0x00FF /* Pin 0 */ -+#define SSB_SPROM1_GPIOA_P1 0xFF00 /* Pin 1 */ -+#define SSB_SPROM1_GPIOA_P1_SHIFT 8 -+#define SSB_SPROM1_GPIOB 0x1066 /* General Purpuse IO pins 2 and 3 */ -+#define SSB_SPROM1_GPIOB_P2 0x00FF /* Pin 2 */ -+#define SSB_SPROM1_GPIOB_P3 0xFF00 /* Pin 3 */ -+#define SSB_SPROM1_GPIOB_P3_SHIFT 8 -+#define SSB_SPROM1_MAXPWR 0x1068 /* Power Amplifier Max Power */ -+#define SSB_SPROM1_MAXPWR_A 0x00FF /* A-PHY (in dBm Q5.2) */ -+#define SSB_SPROM1_MAXPWR_BG 0xFF00 /* B-PHY and G-PHY (in dBm Q5.2) */ -+#define SSB_SPROM1_MAXPWR_BG_SHIFT 8 -+#define SSB_SPROM1_PA1B0 0x106A -+#define SSB_SPROM1_PA1B1 0x106C -+#define SSB_SPROM1_PA1B2 0x106E -+#define SSB_SPROM1_ITSSI 0x1070 /* Idle TSSI Target */ -+#define SSB_SPROM1_ITSSI_A 0x00FF /* A-PHY */ -+#define SSB_SPROM1_ITSSI_BG 0xFF00 /* B-PHY and G-PHY */ -+#define SSB_SPROM1_ITSSI_BG_SHIFT 8 -+#define SSB_SPROM1_BFLLO 0x1072 /* Boardflags (low 16 bits) */ -+#define SSB_SPROM1_AGAIN 0x1074 /* Antenna Gain (in dBm Q5.2) */ -+#define SSB_SPROM1_AGAIN_A 0x00FF /* A-PHY */ -+#define SSB_SPROM1_AGAIN_BG 0xFF00 /* B-PHY and G-PHY */ -+#define SSB_SPROM1_AGAIN_BG_SHIFT 8 -+#define SSB_SPROM1_OEM 0x1076 /* 8 bytes OEM string (rev 1 only) */ -+/* SPROM Revision 2 (inherits from rev 1) */ -+#define SSB_SPROM2_BFLHI 0x1038 /* Boardflags (high 16 bits) */ -+#define SSB_SPROM2_MAXP_A 0x103A /* A-PHY Max Power */ -+#define SSB_SPROM2_MAXP_A_HI 0x00FF /* Max Power High */ -+#define SSB_SPROM2_MAXP_A_LO 0xFF00 /* Max Power Low */ -+#define SSB_SPROM2_MAXP_A_LO_SHIFT 8 -+#define SSB_SPROM2_PA1LOB0 0x103C /* A-PHY PowerAmplifier Low Settings */ -+#define SSB_SPROM2_PA1LOB1 0x103E /* A-PHY PowerAmplifier Low Settings */ -+#define SSB_SPROM2_PA1LOB2 0x1040 /* A-PHY PowerAmplifier Low Settings */ -+#define SSB_SPROM2_PA1HIB0 0x1042 /* A-PHY PowerAmplifier High Settings */ -+#define SSB_SPROM2_PA1HIB1 0x1044 /* A-PHY PowerAmplifier High Settings */ -+#define SSB_SPROM2_PA1HIB2 0x1046 /* A-PHY PowerAmplifier High Settings */ -+#define SSB_SPROM2_OPO 0x1078 /* OFDM Power Offset from CCK Level */ -+#define SSB_SPROM2_OPO_VALUE 0x00FF -+#define SSB_SPROM2_OPO_UNUSED 0xFF00 -+#define SSB_SPROM2_CCODE 0x107C /* Two char Country Code */ -+/* SPROM Revision 3 (inherits from rev 2) */ -+#define SSB_SPROM3_OFDMAPO 0x102C /* A-PHY OFDM Mid Power Offset (4 bytes, BigEndian) */ -+#define SSB_SPROM3_OFDMALPO 0x1030 /* A-PHY OFDM Low Power Offset (4 bytes, BigEndian) */ -+#define SSB_SPROM3_OFDMAHPO 0x1034 /* A-PHY OFDM High Power Offset (4 bytes, BigEndian) */ -+#define SSB_SPROM3_GPIOLDC 0x1042 /* GPIO LED Powersave Duty Cycle (4 bytes, BigEndian) */ -+#define SSB_SPROM3_GPIOLDC_OFF 0x0000FF00 /* Off Count */ -+#define SSB_SPROM3_GPIOLDC_OFF_SHIFT 8 -+#define SSB_SPROM3_GPIOLDC_ON 0x00FF0000 /* On Count */ -+#define SSB_SPROM3_GPIOLDC_ON_SHIFT 16 -+#define SSB_SPROM3_CCKPO 0x1078 /* CCK Power Offset */ -+#define SSB_SPROM3_CCKPO_1M 0x000F /* 1M Rate PO */ -+#define SSB_SPROM3_CCKPO_2M 0x00F0 /* 2M Rate PO */ -+#define SSB_SPROM3_CCKPO_2M_SHIFT 4 -+#define SSB_SPROM3_CCKPO_55M 0x0F00 /* 5.5M Rate PO */ -+#define SSB_SPROM3_CCKPO_55M_SHIFT 8 -+#define SSB_SPROM3_CCKPO_11M 0xF000 /* 11M Rate PO */ -+#define SSB_SPROM3_CCKPO_11M_SHIFT 12 -+#define SSB_SPROM3_OFDMGPO 0x107A /* G-PHY OFDM Power Offset (4 bytes, BigEndian) */ -+ -+/* Values for SSB_SPROM1_BINF_CCODE */ -+enum { -+ SSB_SPROM1CCODE_WORLD = 0, -+ SSB_SPROM1CCODE_THAILAND, -+ SSB_SPROM1CCODE_ISRAEL, -+ SSB_SPROM1CCODE_JORDAN, -+ SSB_SPROM1CCODE_CHINA, -+ SSB_SPROM1CCODE_JAPAN, -+ SSB_SPROM1CCODE_USA_CANADA_ANZ, -+ SSB_SPROM1CCODE_EUROPE, -+ SSB_SPROM1CCODE_USA_LOW, -+ SSB_SPROM1CCODE_JAPAN_HIGH, -+ SSB_SPROM1CCODE_ALL, -+ SSB_SPROM1CCODE_NONE, -+}; -+ -+/* Address-Match values and masks (SSB_ADMATCH?) */ -+#define SSB_ADM_TYPE 0x00000003 /* Address type */ -+#define SSB_ADM_TYPE0 0 -+#define SSB_ADM_TYPE1 1 -+#define SSB_ADM_TYPE2 2 -+#define SSB_ADM_AD64 0x00000004 -+#define SSB_ADM_SZ0 0x000000F8 /* Type0 size */ -+#define SSB_ADM_SZ0_SHIFT 3 -+#define SSB_ADM_SZ1 0x000001F8 /* Type1 size */ -+#define SSB_ADM_SZ1_SHIFT 3 -+#define SSB_ADM_SZ2 0x000001F8 /* Type2 size */ -+#define SSB_ADM_SZ2_SHIFT 3 -+#define SSB_ADM_EN 0x00000400 /* Enable */ -+#define SSB_ADM_NEG 0x00000800 /* Negative decode */ -+#define SSB_ADM_BASE0 0xFFFFFF00 /* Type0 base address */ -+#define SSB_ADM_BASE0_SHIFT 8 -+#define SSB_ADM_BASE1 0xFFFFF000 /* Type1 base address for the core */ -+#define SSB_ADM_BASE1_SHIFT 12 -+#define SSB_ADM_BASE2 0xFFFF0000 /* Type2 base address for the core */ -+#define SSB_ADM_BASE2_SHIFT 16 -+ -+ -+#endif /* __KERNEL__ */ -+#endif /* LINUX_SSB_REGS_H_ */ + diff --git a/target/linux/brcm47xx-2.6/patches/110-flash_map.patch b/target/linux/brcm47xx-2.6/patches/110-flash_map.patch index 110e72621b..bf809e70ac 100644 --- a/target/linux/brcm47xx-2.6/patches/110-flash_map.patch +++ b/target/linux/brcm47xx-2.6/patches/110-flash_map.patch @@ -1,478 +1,3 @@ -diff -urN linux.old/drivers/mtd/maps/bcm47xx-flash.c linux.dev/drivers/mtd/maps/bcm47xx-flash.c ---- linux.old/drivers/mtd/maps/bcm47xx-flash.c 1970-01-01 01:00:00.000000000 +0100 -+++ linux.dev/drivers/mtd/maps/bcm47xx-flash.c 2007-01-03 02:26:02.000000000 +0100 -@@ -0,0 +1,471 @@ -+/* -+ * 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 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. -+ * -+ * Flash mapping for BCM947XX boards -+ */ -+ -+#include <linux/init.h> -+#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/squashfs_fs.h> -+#include <linux/jffs2.h> -+#include <linux/crc32.h> -+#include <linux/ssb/ssb.h> -+#include <asm/io.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 { -+ u32 magic; /* "HDR0" */ -+ u32 len; /* Length of file including header */ -+ u32 crc32; /* 32-bit CRC from flag_version to end of file */ -+ u32 flag_version; /* 0:15 flags, 16:31 version */ -+ u32 offsets[TRX_MAX_OFFSET]; /* Offsets of partitions from start of header */ -+}; -+ -+#define ROUNDUP(x, y) ((((x)+((y)-1))/(y))*(y)) -+#define NVRAM_SPACE 0x8000 -+#define WINDOW_ADDR 0x1fc00000 -+#define WINDOW_SIZE 0x400000 -+#define BUSWIDTH 2 -+ -+extern struct ssb_bus ssb; -+static struct mtd_info *bcm947xx_mtd; -+ -+static void bcm947xx_map_copy_from(struct map_info *map, void *to, unsigned long from, ssize_t len) -+{ -+#define MIPS_MEMCPY_ALIGN 4 -+ map_word ret; -+ ssize_t transfer; -+ ssize_t done = 0; -+ if ((len >= MIPS_MEMCPY_ALIGN) && (!(from & (MIPS_MEMCPY_ALIGN - 1))) && (!(((unsigned int)to & (MIPS_MEMCPY_ALIGN - 1))))) { -+ done = len & ~(MIPS_MEMCPY_ALIGN - 1); -+ memcpy_fromio(to, map->virt + from, done); -+ } -+ while (done < len) { -+ ret = map->read(map, from + done); -+ transfer = len - done; -+ if (transfer > map->bankwidth) -+ transfer = map->bankwidth; -+ memcpy((void *)((unsigned long)to + done), &ret.x[0], transfer); -+ done += transfer; -+ } -+} -+ -+static struct map_info bcm947xx_map = { -+ name: "Physically mapped flash", -+ size: WINDOW_SIZE, -+ bankwidth: BUSWIDTH, -+ phys: WINDOW_ADDR, -+}; -+ -+#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: "OpenWrt", 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; -+ -+ if (*((__u32 *) buf) == SQUASHFS_MAGIC) { -+ printk(KERN_INFO "%s: Filesystem type: squashfs, size=0x%x\n", mtd->name, (u32) sb->bytes_used); -+ -+ /* Update the squashfs partition size based on the superblock info */ -+ part->size = sb->bytes_used; -+ len = part->offset + part->size; -+ len += (mtd->erasesize - 1); -+ len &= ~(mtd->erasesize - 1); -+ part->size = len - part->offset; -+ } else if (*((__u16 *) buf) == JFFS2_MAGIC_BITMASK) { -+ printk(KERN_INFO "%s: Filesystem type: jffs2\n", mtd->name); -+ -+ /* Move the squashfs outside of the trx */ -+ part->size = 0; -+ } else { -+ printk(KERN_INFO "%s: Filesystem type: unknown\n", mtd->name); -+ return 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 */ -+ block = kmalloc(mtd->erasesize, GFP_KERNEL); -+ trx2 = (struct trx_header *) block; -+ 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 and size rootfs */ -+ if (find_root(mtd,size,&bcm947xx_parts[2])==0) { -+ /* entirely jffs2 */ -+ bcm947xx_parts[4].name = NULL; -+ bcm947xx_parts[2].size = size - bcm947xx_parts[2].offset - -+ bcm947xx_parts[3].size; -+ } else { -+ /* legacy setup */ -+ /* calculate leftover flash, and assign it to the jffs2 partition */ -+ if (cfe_size != 384 * 1024) { -+ bcm947xx_parts[4].offset = bcm947xx_parts[2].offset + -+ bcm947xx_parts[2].size; -+ if ((bcm947xx_parts[4].offset % mtd->erasesize) > 0) { -+ bcm947xx_parts[4].offset += mtd->erasesize - -+ (bcm947xx_parts[4].offset % mtd->erasesize); -+ } -+ bcm947xx_parts[4].size = bcm947xx_parts[3].offset - -+ bcm947xx_parts[4].offset; -+ } else { -+ bcm947xx_parts[4].offset = bcm947xx_parts[2].offset + -+ bcm947xx_parts[2].size; -+ if ((bcm947xx_parts[4].offset % mtd->erasesize) > 0) { -+ bcm947xx_parts[4].offset += mtd->erasesize - -+ (bcm947xx_parts[4].offset % mtd->erasesize); -+ } -+ bcm947xx_parts[4].size = size - bcm947xx_parts[3].size - -+ bcm947xx_parts[4].offset; -+ } -+ } -+ -+ return bcm947xx_parts; -+} -+#endif -+ -+int __init init_bcm947xx_map(void) -+{ -+ struct ssb_mipscore *mcore = &ssb.mipscore; -+ size_t size; -+ int ret = 0; -+#ifdef CONFIG_MTD_PARTITIONS -+ struct mtd_partition *parts; -+ int i; -+#endif -+ u32 window = mcore->flash_window; -+ u32 window_size = mcore->flash_window_size; -+ -+ printk("flash init: 0x%08x 0x%08x\n", window, window_size); -+ bcm947xx_map.virt = ioremap(window, window_size); -+ -+ if (!bcm947xx_map.virt) { -+ printk("Failed to ioremap\n"); -+ return -EIO; -+ } -+ simple_map_init(&bcm947xx_map); -+ -+ bcm947xx_map.copy_from = bcm947xx_map_copy_from; -+ -+ if (!(bcm947xx_mtd = do_map_probe("cfi_probe", &bcm947xx_map))) { -+ printk("Failed to do_map_probe\n"); -+ iounmap((void *)bcm947xx_map.virt); -+ return -ENXIO; -+ } -+ -+ bcm947xx_mtd->owner = 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.virt) -+ iounmap((void *)bcm947xx_map.virt); -+ bcm947xx_map.virt = 0; -+ return ret; -+} -+ -+void __exit cleanup_bcm947xx_map(void) -+{ -+#ifdef CONFIG_MTD_PARTITIONS -+ del_mtd_partitions(bcm947xx_mtd); -+#endif -+ map_destroy(bcm947xx_mtd); -+ iounmap((void *)bcm947xx_map.virt); -+} -+ -+module_init(init_bcm947xx_map); -+module_exit(cleanup_bcm947xx_map); diff -urN linux.old/drivers/mtd/maps/Kconfig linux.dev/drivers/mtd/maps/Kconfig --- linux.old/drivers/mtd/maps/Kconfig 2006-12-11 20:32:53.000000000 +0100 +++ linux.dev/drivers/mtd/maps/Kconfig 2007-01-03 02:26:02.000000000 +0100 diff --git a/target/linux/brcm47xx-2.6/patches/140-export_uevent_handler.patch b/target/linux/brcm47xx-2.6/patches/140-export_uevent_handler.patch new file mode 100644 index 0000000000..6a6f51aa7b --- /dev/null +++ b/target/linux/brcm47xx-2.6/patches/140-export_uevent_handler.patch @@ -0,0 +1,11 @@ +diff -urN linux-2.6.19.ref/lib/kobject_uevent.c linux-2.6.19/lib/kobject_uevent.c +--- linux-2.6.19.ref/lib/kobject_uevent.c 2006-11-29 22:57:37.000000000 +0100 ++++ linux-2.6.19/lib/kobject_uevent.c 2006-12-04 21:33:48.000000000 +0100 +@@ -29,6 +29,7 @@ + u64 uevent_seqnum; + char uevent_helper[UEVENT_HELPER_PATH_LEN] = "/sbin/hotplug"; + static DEFINE_SPINLOCK(sequence_lock); ++EXPORT_SYMBOL(uevent_helper); + #if defined(CONFIG_NET) + static struct sock *uevent_sock; + #endif |