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- moved flash erase_check target code to target.c

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git-svn-id: svn://svn.berlios.de/openocd/trunk@694 b42882b7-edfa-0310-969c-e2dbd0fdcd60
This commit is contained in:
ntfreak
2008-05-27 21:23:47 +00:00
parent 506ca886c4
commit 938e01d0c3
19 changed files with 219 additions and 219 deletions
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63
src/target/arm7_9_common.c
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@@ -2305,6 +2305,69 @@ int arm7_9_checksum_memory(struct target_s *target, u32 address, u32 count, u32*
return ERROR_OK;
}
int arm7_9_blank_check_memory(struct target_s *target, u32 address, u32 count, u32* blank)
{
working_area_t *erase_check_algorithm;
reg_param_t reg_params[3];
armv4_5_algorithm_t armv4_5_info;
int retval;
int i;
u32 erase_check_code[] =
{
/* loop: */
0xe4d03001, /* ldrb r3, [r0], #1 */
0xe0022003, /* and r2, r2, r3 */
0xe2511001, /* subs r1, r1, #1 */
0x1afffffb, /* bne loop */
/* end: */
0xeafffffe /* b end */
};
/* make sure we have a working area */
if (target_alloc_working_area(target, sizeof(erase_check_code), &erase_check_algorithm) != ERROR_OK)
{
return ERROR_TARGET_RESOURCE_NOT_AVAILABLE;
}
/* convert flash writing code into a buffer in target endianness */
for (i = 0; i < (sizeof(erase_check_code)/sizeof(u32)); i++)
target_write_u32(target, erase_check_algorithm->address + i*sizeof(u32), erase_check_code[i]);
armv4_5_info.common_magic = ARMV4_5_COMMON_MAGIC;
armv4_5_info.core_mode = ARMV4_5_MODE_SVC;
armv4_5_info.core_state = ARMV4_5_STATE_ARM;
init_reg_param(&reg_params[0], "r0", 32, PARAM_OUT);
buf_set_u32(reg_params[0].value, 0, 32, address);
init_reg_param(&reg_params[1], "r1", 32, PARAM_OUT);
buf_set_u32(reg_params[1].value, 0, 32, count);
init_reg_param(&reg_params[2], "r2", 32, PARAM_IN_OUT);
buf_set_u32(reg_params[2].value, 0, 32, 0xff);
if ((retval = target->type->run_algorithm(target, 0, NULL, 3, reg_params,
erase_check_algorithm->address, erase_check_algorithm->address + (sizeof(erase_check_code) - 4), 10000, &armv4_5_info)) != ERROR_OK)
{
destroy_reg_param(&reg_params[0]);
destroy_reg_param(&reg_params[1]);
destroy_reg_param(&reg_params[2]);
target_free_working_area(target, erase_check_algorithm);
return 0;
}
*blank = buf_get_u32(reg_params[2].value, 0, 32);
destroy_reg_param(&reg_params[0]);
destroy_reg_param(&reg_params[1]);
destroy_reg_param(&reg_params[2]);
target_free_working_area(target, erase_check_algorithm);
return ERROR_OK;
}
int arm7_9_register_commands(struct command_context_s *cmd_ctx)
{
command_t *arm7_9_cmd;