diff options
Diffstat (limited to 'package/kernel/lantiq/ltq-ptm/src/ifxmips_ptm_test.c')
| -rw-r--r-- | package/kernel/lantiq/ltq-ptm/src/ifxmips_ptm_test.c | 943 |
1 files changed, 943 insertions, 0 deletions
diff --git a/package/kernel/lantiq/ltq-ptm/src/ifxmips_ptm_test.c b/package/kernel/lantiq/ltq-ptm/src/ifxmips_ptm_test.c new file mode 100644 index 0000000..15d8352 --- /dev/null +++ b/package/kernel/lantiq/ltq-ptm/src/ifxmips_ptm_test.c @@ -0,0 +1,943 @@ +/****************************************************************************** +** +** FILE NAME : ifxmips_ptm_vdsl.c +** PROJECT : UEIP +** MODULES : PTM +** +** DATE : 7 Jul 2009 +** AUTHOR : Xu Liang +** DESCRIPTION : PTM driver common source file (core functions for VR9) +** COPYRIGHT : Copyright (c) 2006 +** Infineon Technologies AG +** Am Campeon 1-12, 85579 Neubiberg, Germany +** +** 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. +** +** HISTORY +** $Date $Author $Comment +** 07 JUL 2009 Xu Liang Init Version +*******************************************************************************/ + + + +#ifdef CONFIG_IFX_PTM_TEST_PROC + +/* + * #################################### + * Head File + * #################################### + */ + +/* + * Common Head File + */ +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/version.h> +#include <linux/types.h> +#include <linux/errno.h> +#include <linux/proc_fs.h> +#include <linux/init.h> +#include <linux/ioctl.h> +#include <linux/etherdevice.h> + +/* + * Chip Specific Head File + */ +#include <asm/ifx/ifx_types.h> +#include <asm/ifx/ifx_regs.h> +#include <asm/ifx/common_routines.h> +#include "ifxmips_ptm_common.h" +#include "ifxmips_ptm_ppe_common.h" + + + +/* + * #################################### + * Definition + * #################################### + */ + + + +/* + * #################################### + * Declaration + * #################################### + */ + +/* + * Proc File Functions + */ +static inline void proc_file_create(void); +static inline void proc_file_delete(void); + +/* + * Proc Help Functions + */ +static int proc_write_mem(struct file *, const char *, unsigned long, void *); +static int proc_read_pp32(char *, char **, off_t, int, int *, void *); +static int proc_write_pp32(struct file *, const char *, unsigned long, void *); +static int stricmp(const char *, const char *); +static int strincmp(const char *, const char *, int); +static int get_token(char **, char **, int *, int *); +static int get_number(char **, int *, int); +static inline void ignore_space(char **, int *); + + + +/* + * #################################### + * Local Variable + * #################################### + */ + + + +/* + * #################################### + * Local Function + * #################################### + */ + +static inline void proc_file_create(void) +{ + struct proc_dir_entry *res; + + res = create_proc_entry("driver/ifx_ptm/mem", + 0, + NULL); + if ( res != NULL ) + res->write_proc = proc_write_mem; + else + printk("%s:%s:%d: failed to create proc mem!", __FILE__, __func__, __LINE__); + + res = create_proc_entry("driver/ifx_ptm/pp32", + 0, + NULL); + if ( res != NULL ) { + res->read_proc = proc_read_pp32; + res->write_proc = proc_write_pp32; + } + else + printk("%s:%s:%d: failed to create proc pp32!", __FILE__, __func__, __LINE__); +} + +static inline void proc_file_delete(void) +{ + remove_proc_entry("driver/ifx_ptm/pp32", NULL); + + remove_proc_entry("driver/ifx_ptm/mem", NULL); +} + +static inline unsigned long sb_addr_to_fpi_addr_convert(unsigned long sb_addr) +{ +#define PP32_SB_ADDR_END 0xFFFF + + if ( sb_addr < PP32_SB_ADDR_END) { + return (unsigned long ) SB_BUFFER(sb_addr); + } + else { + return sb_addr; + } +} + +static int proc_write_mem(struct file *file, const char *buf, unsigned long count, void *data) +{ + char *p1, *p2; + int len; + int colon; + unsigned long *p; + char local_buf[1024]; + int i, n, l; + + len = sizeof(local_buf) < count ? sizeof(local_buf) - 1 : count; + len = len - copy_from_user(local_buf, buf, len); + local_buf[len] = 0; + + p1 = local_buf; + colon = 1; + while ( get_token(&p1, &p2, &len, &colon) ) + { + if ( stricmp(p1, "w") == 0 || stricmp(p1, "write") == 0 || stricmp(p1, "r") == 0 || stricmp(p1, "read") == 0 ) + break; + + p1 = p2; + colon = 1; + } + + if ( *p1 == 'w' ) + { + ignore_space(&p2, &len); + p = (unsigned long *)get_number(&p2, &len, 1); + p = (unsigned long *)sb_addr_to_fpi_addr_convert( (unsigned long) p); + + if ( (u32)p >= KSEG0 ) + while ( 1 ) + { + ignore_space(&p2, &len); + if ( !len || !((*p2 >= '0' && *p2 <= '9') || (*p2 >= 'a' && *p2 <= 'f') || (*p2 >= 'A' && *p2 <= 'F')) ) + break; + + *p++ = (u32)get_number(&p2, &len, 1); + } + } + else if ( *p1 == 'r' ) + { + ignore_space(&p2, &len); + p = (unsigned long *)get_number(&p2, &len, 1); + p = (unsigned long *)sb_addr_to_fpi_addr_convert( (unsigned long) p); + + if ( (u32)p >= KSEG0 ) + { + ignore_space(&p2, &len); + n = (int)get_number(&p2, &len, 0); + if ( n ) + { + char str[32] = {0}; + char *pch = str; + int k; + u32 data; + char c; + + n += (l = ((int)p >> 2) & 0x03); + p = (unsigned long *)((u32)p & ~0x0F); + for ( i = 0; i < n; i++ ) + { + if ( (i & 0x03) == 0 ) + { + printk("%08X:", (u32)p); + pch = str; + } + if ( i < l ) + { + printk(" "); + sprintf(pch, " "); + } + else + { + data = (u32)*p; + printk(" %08X", data); + for ( k = 0; k < 4; k++ ) + { + c = ((char*)&data)[k]; + pch[k] = c < ' ' ? '.' : c; + } + } + p++; + pch += 4; + if ( (i & 0x03) == 0x03 ) + { + pch[0] = 0; + printk(" ; %s\n", str); + } + } + if ( (n & 0x03) != 0x00 ) + { + for ( k = 4 - (n & 0x03); k > 0; k-- ) + printk(" "); + pch[0] = 0; + printk(" ; %s\n", str); + } + } + } + } + + return count; +} + +#ifdef CONFIG_DANUBE + +static int proc_read_pp32(char *page, char **start, off_t off, int count, int *eof, void *data) +{ + static const char *halt_stat[] = { + "reset", + "break in line", + "stop", + "step", + "code", + "data0", + "data1" + }; + static const char *brk_src_data[] = { + "off", + "read", + "write", + "read/write", + "write_equal", + "N/A", + "N/A", + "N/A" + }; + static const char *brk_src_code[] = { + "off", + "on" + }; + + int len = 0; + int cur_task; + int i, j; + int k; + unsigned long bit; + + len += sprintf(page + off + len, "Task No %d, PC %04x\n", *PP32_DBG_TASK_NO & 0x03, *PP32_DBG_CUR_PC & 0xFFFF); + + if ( !(*PP32_HALT_STAT & 0x01) ) + len += sprintf(page + off + len, " Halt State: Running\n"); + else + { + len += sprintf(page + off + len, " Halt State: Stopped"); + k = 0; + for ( bit = 2, i = 0; bit <= (1 << 7); bit <<= 1, i++ ) + if ( (*PP32_HALT_STAT & bit) ) + { + if ( !k ) + { + len += sprintf(page + off + len, ", "); + k++; + } + else + len += sprintf(page + off + len, " | "); + len += sprintf(page + off + len, halt_stat[i]); + } + + len += sprintf(page + off + len, "\n"); + + cur_task = *PP32_DBG_TASK_NO & 0x03; + len += sprintf(page + off + len, "General Purpose Register (Task %d):\n", cur_task); + for ( i = 0; i < 4; i++ ) + { + for ( j = 0; j < 4; j++ ) + len += sprintf(page + off + len, " %2d: %08x", i + j * 4, *PP32_DBG_TASK_GPR(cur_task, i + j * 4)); + len += sprintf(page + off + len, "\n"); + } + } + + len += sprintf(page + off + len, " Break Src: data1 - %s, data0 - %s, pc3 - %s, pc2 - %s, pc1 - %s, pc0 - %s\n", + brk_src_data[(*PP32_BRK_SRC >> 11) & 0x07], brk_src_data[(*PP32_BRK_SRC >> 8) & 0x07], brk_src_code[(*PP32_BRK_SRC >> 3) & 0x01], brk_src_code[(*PP32_BRK_SRC >> 2) & 0x01], brk_src_code[(*PP32_BRK_SRC >> 1) & 0x01], brk_src_code[*PP32_BRK_SRC & 0x01]); + + for ( i = 0; i < 4; i++ ) + len += sprintf(page + off + len, " pc%d: %04x - %04x\n", i, *PP32_DBG_PC_MIN(i), *PP32_DBG_PC_MAX(i)); + + for ( i = 0; i < 2; i++ ) + len += sprintf(page + off + len, " data%d: %04x - %04x (%08x)\n", i, *PP32_DBG_DATA_MIN(i), *PP32_DBG_DATA_MAX(i), *PP32_DBG_DATA_VAL(i)); + + *eof = 1; + + return len; +} + +static int proc_write_pp32(struct file *file, const char *buf, unsigned long count, void *data) +{ + char str[2048]; + char *p; + int len, rlen; + + int id; + u32 addr; + u32 cmd; + + len = count < sizeof(str) ? count : sizeof(str) - 1; + rlen = len - copy_from_user(str, buf, len); + while ( rlen && str[rlen - 1] <= ' ' ) + rlen--; + str[rlen] = 0; + for ( p = str; *p && *p <= ' '; p++, rlen-- ); + if ( !*p ) + { + return 0; + } + + if ( stricmp(str, "start") == 0 ) + *PP32_DBG_CTRL = DBG_CTRL_START_SET(1); + else if ( stricmp(str, "stop") == 0 ) + *PP32_DBG_CTRL = DBG_CTRL_STOP_SET(1); + else if ( stricmp(str, "step") == 0 ) + *PP32_DBG_CTRL = DBG_CTRL_STEP_SET(1); + else if ( strincmp(p, "pc", 2) == 0 && p[2] >= '0' && p[2] <= '3' && p[3] == ' ' ) + { + id = (int)(p[2] - '0'); + p += 4; + rlen -= 4; + *PP32_BRK_SRC &= ~PP32_BRK_SRC_PC(id); + if ( stricmp(p, "off") != 0 ) + { + ignore_space(&p, &rlen); + *PP32_DBG_PC_MIN(id) = *PP32_DBG_PC_MAX(id) = get_number(&p, &rlen, 1); + ignore_space(&p, &rlen); + if ( rlen > 0 ) + { + addr = get_number(&p, &rlen, 1); + if ( addr >= *PP32_DBG_PC_MIN(id) ) + *PP32_DBG_PC_MAX(id) = addr; + else + *PP32_DBG_PC_MIN(id) = addr; + } + *PP32_BRK_SRC |= PP32_BRK_SRC_PC(id); + } + } + else if ( strincmp(p, "daddr", 5) == 0 && p[5] >= '0' && p[5] <= '1' && p[6] == ' ' ) + { + id = (int)(p[5] - '0'); + p += 7; + rlen -= 7; + *PP32_BRK_SRC &= ~PP32_BRK_SRC_DATA(id, 7); + if ( stricmp(p, "off") != 0 ) + { + ignore_space(&p, &rlen); + *PP32_DBG_DATA_MIN(id) = *PP32_DBG_DATA_MAX(id) = get_number(&p, &rlen, 1); + cmd = 1; + ignore_space(&p, &rlen); + if ( rlen > 0 && ((*p >= '0' && *p <= '9') || (*p >= 'a' && *p <= 'f') || (*p >= 'A' && *p <= 'F')) ) + { + addr = get_number(&p, &rlen, 1); + if ( addr >= *PP32_DBG_PC_MIN(id) ) + *PP32_DBG_DATA_MAX(id) = addr; + else + *PP32_DBG_DATA_MIN(id) = addr; + ignore_space(&p, &rlen); + } + if ( *p == 'w' ) + cmd = 2; + else if ( *p == 'r' && p[1] == 'w' ) + { + cmd = 3; + p++; + rlen--; + } + p++; + rlen--; + if ( rlen > 0 ) + { + ignore_space(&p, &rlen); + if ( (*p >= '0' && *p <= '9') || (*p >= 'a' && *p <= 'f') || (*p >= 'A' && *p <= 'F')) + { + *PP32_DBG_DATA_VAL(id) = get_number(&p, &rlen, 1); + cmd = 4; + } + } + *PP32_BRK_SRC |= PP32_BRK_SRC_DATA(id, cmd); + } + } + else + { + printk("echo \"<command>\" > /proc/driver/ifx_ptm/pp32\n"); + printk(" command:\n"); + printk(" start - run pp32\n"); + printk(" stop - stop pp32\n"); + printk(" step - run pp32 with one step only\n"); + printk(" pc0 - pc0 <addr_min [addr_max]>/off, set break point PC0\n"); + printk(" pc1 - pc1 <addr_min [addr_max]>/off, set break point PC1\n"); + printk(" pc2 - pc2 <addr_min [addr_max]>/off, set break point PC2\n"); + printk(" pc3 - pc3 <addr_min [addr_max]>/off, set break point PC3\n"); + printk(" daddr0 - daddr0 <addr_min [addr_max] r/w/rw [value]>/off, set break point data address 0\n"); + printk(" daddr1 - daddr1 <addr_min [addr_max] r/w/rw [value]>/off, set break point data address 1\n"); + printk(" help - print this screen\n"); + } + + return count; +} + +#else + +static int proc_read_pp32(char *page, char **start, off_t off, int count, int *eof, void *data) +{ + static const char *stron = " on"; + static const char *stroff = "off"; + + int len = 0; + int cur_context; + int f_stopped; + char str[256]; + char strlength; + int i, j; + + int pp32; + + for ( pp32 = 0; pp32 < NUM_OF_PP32; pp32++ ) + { + f_stopped = 0; + + len += sprintf(page + off + len, "===== pp32 core %d =====\n", pp32); + + #ifdef CONFIG_VR9 + if ( (*PP32_FREEZE & (1 << (pp32 << 4))) != 0 ) + { + sprintf(str, "freezed"); + f_stopped = 1; + } + #else + if ( 0 ) + { + } + #endif + else if ( PP32_CPU_USER_STOPPED(pp32) || PP32_CPU_USER_BREAKIN_RCV(pp32) || PP32_CPU_USER_BREAKPOINT_MET(pp32) ) + { + strlength = 0; + if ( PP32_CPU_USER_STOPPED(pp32) ) + strlength += sprintf(str + strlength, "stopped"); + if ( PP32_CPU_USER_BREAKPOINT_MET(pp32) ) + strlength += sprintf(str + strlength, strlength ? " | breakpoint" : "breakpoint"); + if ( PP32_CPU_USER_BREAKIN_RCV(pp32) ) + strlength += sprintf(str + strlength, strlength ? " | breakin" : "breakin"); + f_stopped = 1; + } + else if ( PP32_CPU_CUR_PC(pp32) == PP32_CPU_CUR_PC(pp32) ) + { + unsigned int pc_value[64] = {0}; + + f_stopped = 1; + for ( i = 0; f_stopped && i < NUM_ENTITY(pc_value); i++ ) + { + pc_value[i] = PP32_CPU_CUR_PC(pp32); + for ( j = 0; j < i; j++ ) + if ( pc_value[j] != pc_value[i] ) + { + f_stopped = 0; + break; + } + } + if ( f_stopped ) + sprintf(str, "hang"); + } + if ( !f_stopped ) + sprintf(str, "running"); + cur_context = PP32_BRK_CUR_CONTEXT(pp32); + len += sprintf(page + off + len, "Context: %d, PC: 0x%04x, %s\n", cur_context, PP32_CPU_CUR_PC(pp32), str); + + if ( PP32_CPU_USER_BREAKPOINT_MET(pp32) ) + { + strlength = 0; + if ( PP32_BRK_PC_MET(pp32, 0) ) + strlength += sprintf(str + strlength, "pc0"); + if ( PP32_BRK_PC_MET(pp32, 1) ) + strlength += sprintf(str + strlength, strlength ? " | pc1" : "pc1"); + if ( PP32_BRK_DATA_ADDR_MET(pp32, 0) ) + strlength += sprintf(str + strlength, strlength ? " | daddr0" : "daddr0"); + if ( PP32_BRK_DATA_ADDR_MET(pp32, 1) ) + strlength += sprintf(str + strlength, strlength ? " | daddr1" : "daddr1"); + if ( PP32_BRK_DATA_VALUE_RD_MET(pp32, 0) ) + { + strlength += sprintf(str + strlength, strlength ? " | rdval0" : "rdval0"); + if ( PP32_BRK_DATA_VALUE_RD_LO_EQ(pp32, 0) ) + { + if ( PP32_BRK_DATA_VALUE_RD_GT_EQ(pp32, 0) ) + strlength += sprintf(str + strlength, " =="); + else + strlength += sprintf(str + strlength, " <="); + } + else if ( PP32_BRK_DATA_VALUE_RD_GT_EQ(pp32, 0) ) + strlength += sprintf(str + strlength, " >="); + } + if ( PP32_BRK_DATA_VALUE_RD_MET(pp32, 1) ) + { + strlength += sprintf(str + strlength, strlength ? " | rdval1" : "rdval1"); + if ( PP32_BRK_DATA_VALUE_RD_LO_EQ(pp32, 1) ) + { + if ( PP32_BRK_DATA_VALUE_RD_GT_EQ(pp32, 1) ) + strlength += sprintf(str + strlength, " =="); + else + strlength += sprintf(str + strlength, " <="); + } + else if ( PP32_BRK_DATA_VALUE_RD_GT_EQ(pp32, 1) ) + strlength += sprintf(str + strlength, " >="); + } + if ( PP32_BRK_DATA_VALUE_WR_MET(pp32, 0) ) + { + strlength += sprintf(str + strlength, strlength ? " | wtval0" : "wtval0"); + if ( PP32_BRK_DATA_VALUE_WR_LO_EQ(pp32, 0) ) + { + if ( PP32_BRK_DATA_VALUE_WR_GT_EQ(pp32, 0) ) + strlength += sprintf(str + strlength, " =="); + else + strlength += sprintf(str + strlength, " <="); + } + else if ( PP32_BRK_DATA_VALUE_WR_GT_EQ(pp32, 0) ) + strlength += sprintf(str + strlength, " >="); + } + if ( PP32_BRK_DATA_VALUE_WR_MET(pp32, 1) ) + { + strlength += sprintf(str + strlength, strlength ? " | wtval1" : "wtval1"); + if ( PP32_BRK_DATA_VALUE_WR_LO_EQ(pp32, 1) ) + { + if ( PP32_BRK_DATA_VALUE_WR_GT_EQ(pp32, 1) ) + strlength += sprintf(str + strlength, " =="); + else + strlength += sprintf(str + strlength, " <="); + } + else if ( PP32_BRK_DATA_VALUE_WR_GT_EQ(pp32, 1) ) + strlength += sprintf(str + strlength, " >="); + } + len += sprintf(page + off + len, "break reason: %s\n", str); + } + + if ( f_stopped ) + { + len += sprintf(page + off + len, "General Purpose Register (Context %d):\n", cur_context); + for ( i = 0; i < 4; i++ ) + { + for ( j = 0; j < 4; j++ ) + len += sprintf(page + off + len, " %2d: %08x", i + j * 4, *PP32_GP_CONTEXTi_REGn(pp32, cur_context, i + j * 4)); + len += sprintf(page + off + len, "\n"); + } + } + + len += sprintf(page + off + len, "break out on: break in - %s, stop - %s\n", + PP32_CTRL_OPT_BREAKOUT_ON_BREAKIN(pp32) ? stron : stroff, + PP32_CTRL_OPT_BREAKOUT_ON_STOP(pp32) ? stron : stroff); + len += sprintf(page + off + len, " stop on: break in - %s, break point - %s\n", + PP32_CTRL_OPT_STOP_ON_BREAKIN(pp32) ? stron : stroff, + PP32_CTRL_OPT_STOP_ON_BREAKPOINT(pp32) ? stron : stroff); + len += sprintf(page + off + len, "breakpoint:\n"); + len += sprintf(page + off + len, " pc0: 0x%08x, %s\n", *PP32_BRK_PC(pp32, 0), PP32_BRK_GRPi_PCn(pp32, 0, 0) ? "group 0" : "off"); + len += sprintf(page + off + len, " pc1: 0x%08x, %s\n", *PP32_BRK_PC(pp32, 1), PP32_BRK_GRPi_PCn(pp32, 1, 1) ? "group 1" : "off"); + len += sprintf(page + off + len, " daddr0: 0x%08x, %s\n", *PP32_BRK_DATA_ADDR(pp32, 0), PP32_BRK_GRPi_DATA_ADDRn(pp32, 0, 0) ? "group 0" : "off"); + len += sprintf(page + off + len, " daddr1: 0x%08x, %s\n", *PP32_BRK_DATA_ADDR(pp32, 1), PP32_BRK_GRPi_DATA_ADDRn(pp32, 1, 1) ? "group 1" : "off"); + len += sprintf(page + off + len, " rdval0: 0x%08x\n", *PP32_BRK_DATA_VALUE_RD(pp32, 0)); + len += sprintf(page + off + len, " rdval1: 0x%08x\n", *PP32_BRK_DATA_VALUE_RD(pp32, 1)); + len += sprintf(page + off + len, " wrval0: 0x%08x\n", *PP32_BRK_DATA_VALUE_WR(pp32, 0)); + len += sprintf(page + off + len, " wrval1: 0x%08x\n", *PP32_BRK_DATA_VALUE_WR(pp32, 1)); + } + + *eof = 1; + + return len; +} + +static int proc_write_pp32(struct file *file, const char *buf, unsigned long count, void *data) +{ + char str[2048]; + char *p; + int len, rlen; + + int pp32 = 0; + u32 addr; + + len = count < sizeof(str) ? count : sizeof(str) - 1; + rlen = len - copy_from_user(str, buf, len); + while ( rlen && str[rlen - 1] <= ' ' ) + rlen--; + str[rlen] = 0; + for ( p = str; *p && *p <= ' '; p++, rlen-- ); + if ( !*p ) + return 0; + + if ( strincmp(p, "pp32 ", 5) == 0 ) + { + p += 5; + rlen -= 5; + + while ( rlen > 0 && *p >= '0' && *p <= '9' ) + { + pp32 += *p - '0'; + p++; + rlen--; + } + while ( rlen > 0 && *p && *p <= ' ' ) + { + p++; + rlen--; + } + + if ( pp32 >= NUM_OF_PP32 ) + { + printk(KERN_ERR __FILE__ ":%d:%s: incorrect pp32 index - %d\n", __LINE__, __FUNCTION__, pp32); + return count; + } + } + + if ( stricmp(p, "start") == 0 ) + { + #ifdef CONFIG_AMAZON_SE + *PP32_CTRL_CMD(pp32) = 0; + #endif + *PP32_CTRL_CMD(pp32) = PP32_CTRL_CMD_RESTART; + } + else if ( stricmp(p, "stop") == 0 ) + { + #ifdef CONFIG_AMAZON_SE + *PP32_CTRL_CMD(pp32) = 0; + #endif + *PP32_CTRL_CMD(pp32) = PP32_CTRL_CMD_STOP; + } + else if ( stricmp(p, "step") == 0 ) + { + #ifdef CONFIG_AMAZON_SE + *PP32_CTRL_CMD(pp32) = 0; + #endif + *PP32_CTRL_CMD(pp32) = PP32_CTRL_CMD_STEP; + } + #ifdef CONFIG_VR9 + else if ( stricmp(p, "unfreeze") == 0 ) + *PP32_FREEZE &= ~(1 << (pp32 << 4)); + else if ( stricmp(p, "freeze") == 0 ) + *PP32_FREEZE |= 1 << (pp32 << 4); + #else + else if ( stricmp(p, "unfreeze") == 0 ) + *PP32_DBG_CTRL(pp32) = DBG_CTRL_RESTART; + else if ( stricmp(p, "freeze") == 0 ) + *PP32_DBG_CTRL(pp32) = DBG_CTRL_STOP; + #endif + else if ( strincmp(p, "pc0 ", 4) == 0 ) + { + p += 4; + rlen -= 4; + if ( stricmp(p, "off") == 0 ) + { + *PP32_BRK_TRIG(pp32) = PP32_BRK_GRPi_PCn_OFF(0, 0); + *PP32_BRK_PC_MASK(pp32, 0) = PP32_BRK_CONTEXT_MASK_EN; + *PP32_BRK_PC(pp32, 0) = 0; + } + else + { + addr = get_number(&p, &rlen, 1); + *PP32_BRK_PC(pp32, 0) = addr; + *PP32_BRK_PC_MASK(pp32, 0) = PP32_BRK_CONTEXT_MASK_EN | PP32_BRK_CONTEXT_MASK(0) | PP32_BRK_CONTEXT_MASK(1) | PP32_BRK_CONTEXT_MASK(2) | PP32_BRK_CONTEXT_MASK(3); + *PP32_BRK_TRIG(pp32) = PP32_BRK_GRPi_PCn_ON(0, 0); + } + } + else if ( strincmp(p, "pc1 ", 4) == 0 ) + { + p += 4; + rlen -= 4; + if ( stricmp(p, "off") == 0 ) + { + *PP32_BRK_TRIG(pp32) = PP32_BRK_GRPi_PCn_OFF(1, 1); + *PP32_BRK_PC_MASK(pp32, 1) = PP32_BRK_CONTEXT_MASK_EN; + *PP32_BRK_PC(pp32, 1) = 0; + } + else + { + addr = get_number(&p, &rlen, 1); + *PP32_BRK_PC(pp32, 1) = addr; + *PP32_BRK_PC_MASK(pp32, 1) = PP32_BRK_CONTEXT_MASK_EN | PP32_BRK_CONTEXT_MASK(0) | PP32_BRK_CONTEXT_MASK(1) | PP32_BRK_CONTEXT_MASK(2) | PP32_BRK_CONTEXT_MASK(3); + *PP32_BRK_TRIG(pp32) = PP32_BRK_GRPi_PCn_ON(1, 1); + } + } + else if ( strincmp(p, "daddr0 ", 7) == 0 ) + { + p += 7; + rlen -= 7; + if ( stricmp(p, "off") == 0 ) + { + *PP32_BRK_TRIG(pp32) = PP32_BRK_GRPi_DATA_ADDRn_OFF(0, 0); + *PP32_BRK_DATA_ADDR_MASK(pp32, 0) = PP32_BRK_CONTEXT_MASK_EN; + *PP32_BRK_DATA_ADDR(pp32, 0) = 0; + } + else + { + addr = get_number(&p, &rlen, 1); + *PP32_BRK_DATA_ADDR(pp32, 0) = addr; + *PP32_BRK_DATA_ADDR_MASK(pp32, 0) = PP32_BRK_CONTEXT_MASK_EN | PP32_BRK_CONTEXT_MASK(0) | PP32_BRK_CONTEXT_MASK(1) | PP32_BRK_CONTEXT_MASK(2) | PP32_BRK_CONTEXT_MASK(3); + *PP32_BRK_TRIG(pp32) = PP32_BRK_GRPi_DATA_ADDRn_ON(0, 0); + } + } + else if ( strincmp(p, "daddr1 ", 7) == 0 ) + { + p += 7; + rlen -= 7; + if ( stricmp(p, "off") == 0 ) + { + *PP32_BRK_TRIG(pp32) = PP32_BRK_GRPi_DATA_ADDRn_OFF(1, 1); + *PP32_BRK_DATA_ADDR_MASK(pp32, 1) = PP32_BRK_CONTEXT_MASK_EN; + *PP32_BRK_DATA_ADDR(pp32, 1) = 0; + } + else + { + addr = get_number(&p, &rlen, 1); + *PP32_BRK_DATA_ADDR(pp32, 1) = addr; + *PP32_BRK_DATA_ADDR_MASK(pp32, 1) = PP32_BRK_CONTEXT_MASK_EN | PP32_BRK_CONTEXT_MASK(0) | PP32_BRK_CONTEXT_MASK(1) | PP32_BRK_CONTEXT_MASK(2) | PP32_BRK_CONTEXT_MASK(3); + *PP32_BRK_TRIG(pp32) = PP32_BRK_GRPi_DATA_ADDRn_ON(1, 1); + } + } + else + { + + printk("echo \"<command>\" > /proc/driver/ifx_ptm/pp32\n"); + printk(" command:\n"); + printk(" unfreeze - unfreeze pp32\n"); + printk(" freeze - freeze pp32\n"); + printk(" start - run pp32\n"); + printk(" stop - stop pp32\n"); + printk(" step - run pp32 with one step only\n"); + printk(" pc0 - pc0 <addr>/off, set break point PC0\n"); + printk(" pc1 - pc1 <addr>/off, set break point PC1\n"); + printk(" daddr0 - daddr0 <addr>/off, set break point data address 0\n"); + printk(" daddr1 - daddr1 <addr>/off, set break point data address 1\n"); + printk(" help - print this screen\n"); + } + + if ( *PP32_BRK_TRIG(pp32) ) + *PP32_CTRL_OPT(pp32) = PP32_CTRL_OPT_STOP_ON_BREAKPOINT_ON; + else + *PP32_CTRL_OPT(pp32) = PP32_CTRL_OPT_STOP_ON_BREAKPOINT_OFF; + + return count; +} + +#endif + +static int stricmp(const char *p1, const char *p2) +{ + int c1, c2; + + while ( *p1 && *p2 ) + { + c1 = *p1 >= 'A' && *p1 <= 'Z' ? *p1 + 'a' - 'A' : *p1; + c2 = *p2 >= 'A' && *p2 <= 'Z' ? *p2 + 'a' - 'A' : *p2; + if ( (c1 -= c2) ) + return c1; + p1++; + p2++; + } + + return *p1 - *p2; +} + +static int strincmp(const char *p1, const char *p2, int n) +{ + int c1 = 0, c2; + + while ( n && *p1 && *p2 ) + { + c1 = *p1 >= 'A' && *p1 <= 'Z' ? *p1 + 'a' - 'A' : *p1; + c2 = *p2 >= 'A' && *p2 <= 'Z' ? *p2 + 'a' - 'A' : *p2; + if ( (c1 -= c2) ) + return c1; + p1++; + p2++; + n--; + } + + return n ? *p1 - *p2 : c1; +} + +static int get_token(char **p1, char **p2, int *len, int *colon) +{ + int tlen = 0; + + while ( *len && !((**p1 >= 'A' && **p1 <= 'Z') || (**p1 >= 'a' && **p1<= 'z')) ) + { + (*p1)++; + (*len)--; + } + if ( !*len ) + return 0; + + if ( *colon ) + { + *colon = 0; + *p2 = *p1; + while ( *len && **p2 > ' ' && **p2 != ',' ) + { + if ( **p2 == ':' ) + { + *colon = 1; + break; + } + (*p2)++; + (*len)--; + tlen++; + } + **p2 = 0; + } + else + { + *p2 = *p1; + while ( *len && **p2 > ' ' && **p2 != ',' ) + { + (*p2)++; + (*len)--; + tlen++; + } + **p2 = 0; + } + + return tlen; +} + +static int get_number(char **p, int *len, int is_hex) +{ + int ret = 0; + int n = 0; + + if ( (*p)[0] == '0' && (*p)[1] == 'x' ) + { + is_hex = 1; + (*p) += 2; + (*len) -= 2; + } + + if ( is_hex ) + { + while ( *len && ((**p >= '0' && **p <= '9') || (**p >= 'a' && **p <= 'f') || (**p >= 'A' && **p <= 'F')) ) + { + if ( **p >= '0' && **p <= '9' ) + n = **p - '0'; + else if ( **p >= 'a' && **p <= 'f' ) + n = **p - 'a' + 10; + else if ( **p >= 'A' && **p <= 'F' ) + n = **p - 'A' + 10; + ret = (ret << 4) | n; + (*p)++; + (*len)--; + } + } + else + { + while ( *len && **p >= '0' && **p <= '9' ) + { + n = **p - '0'; + ret = ret * 10 + n; + (*p)++; + (*len)--; + } + } + + return ret; +} + +static inline void ignore_space(char **p, int *len) +{ + while ( *len && (**p <= ' ' || **p == ':' || **p == '.' || **p == ',') ) + { + (*p)++; + (*len)--; + } +} + + + +/* + * #################################### + * Global Function + * #################################### + */ + + + +/* + * #################################### + * Init/Cleanup API + * #################################### + */ + +static int __init ifx_ptm_test_init(void) +{ + proc_file_create(); + + return 0; +} + +static void __exit ifx_ptm_test_exit(void) +{ + proc_file_delete(); +} + +module_init(ifx_ptm_test_init); +module_exit(ifx_ptm_test_exit); + +#endif |