* Copyright (C) 2005 by Dominic Rath *
* Dominic.Rath@gmx.de *
* *
+ * Copyright (C) 2008 by Spencer Oliver *
+ * spen@spen-soft.co.uk *
+ * *
* 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 *
#include <string.h>
#include <unistd.h>
-str7x_mem_layout_t mem_layout[] = {
+str7x_mem_layout_t mem_layout_str7bank0[] = {
{0x00000000, 0x02000, 0x01},
{0x00002000, 0x02000, 0x02},
{0x00004000, 0x02000, 0x04},
{0x00008000, 0x08000, 0x10},
{0x00010000, 0x10000, 0x20},
{0x00020000, 0x10000, 0x40},
- {0x00030000, 0x10000, 0x80},
- {0x000C0000, 0x02000, 0x10000},
- {0x000C2000, 0x02000, 0x20000},
+ {0x00030000, 0x10000, 0x80}
+};
+
+str7x_mem_layout_t mem_layout_str7bank1[] = {
+ {0x00000000, 0x02000, 0x10000},
+ {0x00002000, 0x02000, 0x20000}
};
int str7x_register_commands(struct command_context_s *cmd_ctx);
int str7x_probe(struct flash_bank_s *bank);
int str7x_handle_part_id_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
int str7x_protect_check(struct flash_bank_s *bank);
-int str7x_erase_check(struct flash_bank_s *bank);
int str7x_info(struct flash_bank_s *bank, char *buf, int buf_size);
int str7x_handle_disable_jtag_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
.protect = str7x_protect,
.write = str7x_write,
.probe = str7x_probe,
- .erase_check = str7x_erase_check,
+ .auto_probe = str7x_probe,
+ .erase_check = default_flash_blank_check,
.protect_check = str7x_protect_check,
.info = str7x_info
};
int str7x_get_flash_adr(struct flash_bank_s *bank, u32 reg)
{
- return (bank->base | reg);
+ str7x_flash_bank_t *str7x_info = bank->driver_priv;
+ return (str7x_info->register_base | reg);
}
int str7x_build_block_list(struct flash_bank_s *bank)
str7x_flash_bank_t *str7x_info = bank->driver_priv;
int i;
- int num_sectors = 0, b0_sectors = 0, b1_sectors = 0;
+ int num_sectors;
+ int b0_sectors = 0, b1_sectors = 0;
switch (bank->size)
{
case 16 * 1024:
- b0_sectors = 2;
+ b1_sectors = 2;
break;
case 64 * 1024:
b0_sectors = 5;
b0_sectors = 8;
break;
default:
- ERROR("BUG: unknown bank->size encountered");
+ LOG_ERROR("BUG: unknown bank->size encountered");
exit(-1);
}
-
- if( str7x_info->bank1 == 1 )
- {
- b1_sectors += 2;
- }
-
+
num_sectors = b0_sectors + b1_sectors;
bank->num_sectors = num_sectors;
bank->sectors = malloc(sizeof(flash_sector_t) * num_sectors);
str7x_info->sector_bits = malloc(sizeof(u32) * num_sectors);
- str7x_info->sector_bank = malloc(sizeof(u32) * num_sectors);
num_sectors = 0;
for (i = 0; i < b0_sectors; i++)
{
- bank->sectors[num_sectors].offset = mem_layout[i].sector_start;
- bank->sectors[num_sectors].size = mem_layout[i].sector_size;
+ bank->sectors[num_sectors].offset = mem_layout_str7bank0[i].sector_start;
+ bank->sectors[num_sectors].size = mem_layout_str7bank0[i].sector_size;
bank->sectors[num_sectors].is_erased = -1;
bank->sectors[num_sectors].is_protected = 1;
- str7x_info->sector_bank[num_sectors] = 0;
- str7x_info->sector_bits[num_sectors++] = mem_layout[i].sector_bit;
+ str7x_info->sector_bits[num_sectors++] = mem_layout_str7bank0[i].sector_bit;
}
- if (b1_sectors)
+ for (i = 0; i < b1_sectors; i++)
{
- for (i = 8; i < 10; i++)
- {
- bank->sectors[num_sectors].offset = mem_layout[i].sector_start;
- bank->sectors[num_sectors].size = mem_layout[i].sector_size;
- bank->sectors[num_sectors].is_erased = -1;
- bank->sectors[num_sectors].is_protected = 1;
- str7x_info->sector_bank[num_sectors] = 1;
- str7x_info->sector_bits[num_sectors++] = mem_layout[i].sector_bit;
- }
+ bank->sectors[num_sectors].offset = mem_layout_str7bank1[i].sector_start;
+ bank->sectors[num_sectors].size = mem_layout_str7bank1[i].sector_size;
+ bank->sectors[num_sectors].is_erased = -1;
+ bank->sectors[num_sectors].is_protected = 1;
+ str7x_info->sector_bits[num_sectors++] = mem_layout_str7bank1[i].sector_bit;
}
return ERROR_OK;
if (argc < 7)
{
- WARNING("incomplete flash_bank str7x configuration");
+ LOG_WARNING("incomplete flash_bank str7x configuration");
return ERROR_FLASH_BANK_INVALID;
}
bank->driver_priv = str7x_info;
/* set default bits for str71x flash */
- str7x_info->bank1 = 1;
str7x_info->busy_bits = (FLASH_LOCK|FLASH_BSYA1|FLASH_BSYA0);
str7x_info->disable_bit = (1<<1);
if (strcmp(args[6], "STR71x") == 0)
{
- if (bank->base != 0x40000000)
- {
- WARNING("overriding flash base address for STR71x device with 0x40000000");
- bank->base = 0x40000000;
- }
+ str7x_info->register_base = 0x40100000;
}
else if (strcmp(args[6], "STR73x") == 0)
{
- str7x_info->bank1 = 0;
+ str7x_info->register_base = 0x80100000;
str7x_info->busy_bits = (FLASH_LOCK|FLASH_BSYA0);
-
- if (bank->base != 0x80000000)
- {
- WARNING("overriding flash base address for STR73x device with 0x80000000");
- bank->base = 0x80000000;
- }
}
else if (strcmp(args[6], "STR75x") == 0)
{
+ str7x_info->register_base = 0x20100000;
str7x_info->disable_bit = (1<<0);
-
- if (bank->base != 0x20000000)
- {
- WARNING("overriding flash base address for STR75x device with 0x20000000");
- bank->base = 0x20000000;
- }
}
else
{
- ERROR("unknown STR7x variant: '%s'", args[6]);
+ LOG_ERROR("unknown STR7x variant: '%s'", args[6]);
free(str7x_info);
return ERROR_FLASH_BANK_INVALID;
}
return retval;
}
-int str7x_blank_check(struct flash_bank_s *bank, int first, int last)
-{
- target_t *target = bank->target;
- u8 *buffer;
- int i;
- int nBytes;
-
- if ((first < 0) || (last > bank->num_sectors))
- return ERROR_FLASH_SECTOR_INVALID;
-
- if (bank->target->state != TARGET_HALTED)
- {
- return ERROR_TARGET_NOT_HALTED;
- }
-
- buffer = malloc(256);
-
- for (i = first; i <= last; i++)
- {
- bank->sectors[i].is_erased = 1;
-
- target->type->read_memory(target, bank->base + bank->sectors[i].offset, 4, 256/4, buffer);
-
- for (nBytes = 0; nBytes < 256; nBytes++)
- {
- if (buffer[nBytes] != 0xFF)
- {
- bank->sectors[i].is_erased = 0;
- break;
- }
- }
- }
-
- free(buffer);
-
- return ERROR_OK;
-}
-
int str7x_protect_check(struct flash_bank_s *bank)
{
str7x_flash_bank_t *str7x_info = bank->driver_priv;
if (bank->target->state != TARGET_HALTED)
{
+ LOG_ERROR("Target not halted");
return ERROR_TARGET_NOT_HALTED;
}
int i;
u32 cmd;
u32 retval;
- u32 b0_sectors = 0, b1_sectors = 0;
+ u32 sectors = 0;
if (bank->target->state != TARGET_HALTED)
{
+ LOG_ERROR("Target not halted");
return ERROR_TARGET_NOT_HALTED;
}
-
+
for (i = first; i <= last; i++)
{
- if (str7x_info->sector_bank[i] == 0)
- b0_sectors |= str7x_info->sector_bits[i];
- else if (str7x_info->sector_bank[i] == 1)
- b1_sectors |= str7x_info->sector_bits[i];
- else
- ERROR("BUG: str7x_info->sector_bank[i] neither 0 nor 1 (%i)", str7x_info->sector_bank[i]);
+ sectors |= str7x_info->sector_bits[i];
}
- if (b0_sectors)
- {
- DEBUG("b0_sectors: 0x%x", b0_sectors);
-
- /* clear FLASH_ER register */
- target_write_u32(target, str7x_get_flash_adr(bank, FLASH_ER), 0x0);
-
- cmd = FLASH_SER;
- target_write_u32(target, str7x_get_flash_adr(bank, FLASH_CR0), cmd);
-
- cmd = b0_sectors;
- target_write_u32(target, str7x_get_flash_adr(bank, FLASH_CR1), cmd);
-
- cmd = FLASH_SER|FLASH_WMS;
- target_write_u32(target, str7x_get_flash_adr(bank, FLASH_CR0), cmd);
-
- while (((retval = str7x_status(bank)) & str7x_info->busy_bits)){
- usleep(1000);
- }
-
- retval = str7x_result(bank);
-
- if (retval)
- {
- ERROR("error erasing flash bank, FLASH_ER: 0x%x", retval);
- return ERROR_FLASH_OPERATION_FAILED;
- }
+ LOG_DEBUG("sectors: 0x%x", sectors);
+
+ /* clear FLASH_ER register */
+ target_write_u32(target, str7x_get_flash_adr(bank, FLASH_ER), 0x0);
+
+ cmd = FLASH_SER;
+ target_write_u32(target, str7x_get_flash_adr(bank, FLASH_CR0), cmd);
+
+ cmd = sectors;
+ target_write_u32(target, str7x_get_flash_adr(bank, FLASH_CR1), cmd);
+
+ cmd = FLASH_SER|FLASH_WMS;
+ target_write_u32(target, str7x_get_flash_adr(bank, FLASH_CR0), cmd);
+
+ while (((retval = str7x_status(bank)) & str7x_info->busy_bits)){
+ alive_sleep(1);
}
- if (b1_sectors)
+ retval = str7x_result(bank);
+
+ if (retval)
{
- DEBUG("b1_sectors: 0x%x", b1_sectors);
-
- /* clear FLASH_ER register */
- target_write_u32(target, str7x_get_flash_adr(bank, FLASH_ER), 0x0);
-
- cmd = FLASH_SER;
- target_write_u32(target, str7x_get_flash_adr(bank, FLASH_CR0), cmd);
-
- cmd = b1_sectors;
- target_write_u32(target, str7x_get_flash_adr(bank, FLASH_CR1), cmd);
-
- cmd = FLASH_SER|FLASH_WMS;
- target_write_u32(target, str7x_get_flash_adr(bank, FLASH_CR0), cmd);
-
- while (((retval = str7x_status(bank)) & str7x_info->busy_bits)){
- usleep(1000);
- }
-
- retval = str7x_result(bank);
-
- if (retval)
- {
- ERROR("error erasing flash bank, FLASH_ER: 0x%x", retval);
- return ERROR_FLASH_OPERATION_FAILED;
- }
+ LOG_ERROR("error erasing flash bank, FLASH_ER: 0x%x", retval);
+ return ERROR_FLASH_OPERATION_FAILED;
}
for (i = first; i <= last; i++)
if (bank->target->state != TARGET_HALTED)
{
+ LOG_ERROR("Target not halted");
return ERROR_TARGET_NOT_HALTED;
}
target_write_u32(target, str7x_get_flash_adr(bank, FLASH_CR0), cmd);
while (((retval = str7x_status(bank)) & str7x_info->busy_bits)){
- usleep(1000);
+ alive_sleep(1);
}
retval = str7x_result(bank);
- DEBUG("retval: 0x%8.8x", retval);
+ LOG_DEBUG("retval: 0x%8.8x", retval);
if (retval & FLASH_ERER)
return ERROR_FLASH_SECTOR_NOT_ERASED;
/* flash write code */
if (target_alloc_working_area(target, 4 * 20, &str7x_info->write_algorithm) != ERROR_OK)
{
- WARNING("no working area available, can't do block memory writes");
+ LOG_WARNING("no working area available, can't do block memory writes");
return ERROR_TARGET_RESOURCE_NOT_AVAILABLE;
};
if (str7x_info->write_algorithm)
target_free_working_area(target, str7x_info->write_algorithm);
- WARNING("no large enough working area available, can't do block memory writes");
+ LOG_WARNING("no large enough working area available, can't do block memory writes");
return ERROR_TARGET_RESOURCE_NOT_AVAILABLE;
}
}
if ((retval = target->type->run_algorithm(target, 0, NULL, 6, reg_params, str7x_info->write_algorithm->address, str7x_info->write_algorithm->address + (19 * 4), 10000, &armv4_5_info)) != ERROR_OK)
{
- ERROR("error executing str7x flash write algorithm");
+ LOG_ERROR("error executing str7x flash write algorithm");
+ retval = ERROR_FLASH_OPERATION_FAILED;
break;
}
if (bank->target->state != TARGET_HALTED)
{
+ LOG_ERROR("Target not halted");
return ERROR_TARGET_NOT_HALTED;
}
-
+
if (offset & 0x7)
{
- WARNING("offset 0x%x breaks required 8-byte alignment", offset);
+ LOG_WARNING("offset 0x%x breaks required 8-byte alignment", offset);
return ERROR_FLASH_DST_BREAKS_ALIGNMENT;
}
{
/* if block write failed (no sufficient working area),
* we use normal (slow) single dword accesses */
- WARNING("couldn't use block writes, falling back to single memory accesses");
+ LOG_WARNING("couldn't use block writes, falling back to single memory accesses");
}
else if (retval == ERROR_FLASH_OPERATION_FAILED)
{
/* if an error occured, we examine the reason, and quit */
retval = str7x_result(bank);
- ERROR("flash writing failed with error code: 0x%x", retval);
+ LOG_ERROR("flash writing failed with error code: 0x%x", retval);
return ERROR_FLASH_OPERATION_FAILED;
}
}
while (dwords_remaining > 0)
{
- // command
+ /* command */
cmd = FLASH_DWPG;
target_write_u32(target, str7x_get_flash_adr(bank, FLASH_CR0), cmd);
- // address
+ /* address */
target_write_u32(target, str7x_get_flash_adr(bank, FLASH_AR), address);
- // data word 1
+ /* data word 1 */
target->type->write_memory(target, str7x_get_flash_adr(bank, FLASH_DR0), 4, 1, buffer + bytes_written);
bytes_written += 4;
- // data word 2
+ /* data word 2 */
target->type->write_memory(target, str7x_get_flash_adr(bank, FLASH_DR1), 4, 1, buffer + bytes_written);
bytes_written += 4;
while (((retval = str7x_status(bank)) & str7x_info->busy_bits))
{
- usleep(1000);
+ alive_sleep(1);
}
retval = str7x_result(bank);
bytes_written++;
}
- // command
+ /* command */
cmd = FLASH_DWPG;
target_write_u32(target, str7x_get_flash_adr(bank, FLASH_CR0), cmd);
- // address
+ /* address */
target_write_u32(target, str7x_get_flash_adr(bank, FLASH_AR), address);
- // data word 1
+ /* data word 1 */
target->type->write_memory(target, str7x_get_flash_adr(bank, FLASH_DR0), 4, 1, last_dword);
bytes_written += 4;
- // data word 2
+ /* data word 2 */
target->type->write_memory(target, str7x_get_flash_adr(bank, FLASH_DR1), 4, 1, last_dword + 4);
bytes_written += 4;
while (((retval = str7x_status(bank)) & str7x_info->busy_bits))
{
- usleep(1000);
+ alive_sleep(1);
}
retval = str7x_result(bank);
return ERROR_OK;
}
-int str7x_erase_check(struct flash_bank_s *bank)
-{
- return str7x_blank_check(bank, 0, bank->num_sectors - 1);
-}
-
int str7x_info(struct flash_bank_s *bank, char *buf, int buf_size)
{
snprintf(buf, buf_size, "str7x flash driver info" );
if (target->state != TARGET_HALTED)
{
+ LOG_ERROR("Target not halted");
return ERROR_TARGET_NOT_HALTED;
}