* 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 *
"cpsr", "spsr_fiq", "spsr_irq", "spsr_svc", "spsr_abt", "spsr_und"
};
-char* armv4_5_mode_strings[] =
+char * armv4_5_mode_strings_list[] =
{
- "User", "FIQ", "IRQ", "Supervisor", "Abort", "Undefined", "System"
+ "Illegal mode value", "User", "FIQ", "IRQ", "Supervisor", "Abort", "Undefined", "System"
};
+/* Hack! Yuk! allow -1 index, which simplifies codepaths elsewhere in the code */
+char** armv4_5_mode_strings = armv4_5_mode_strings_list+1;
+
char* armv4_5_state_strings[] =
{
"ARM", "Thumb", "Jazelle"
"GDB dummy floating-point status register", armv4_5_gdb_dummy_fps_value, 0, 1, 32, NULL, 0, NULL, 0
};
-/* map psr mode bits to linear number */
-int armv4_5_mode_to_number(enum armv4_5_mode mode)
-{
- switch (mode)
- {
- case ARMV4_5_MODE_USR: return 0; break;
- case ARMV4_5_MODE_FIQ: return 1; break;
- case ARMV4_5_MODE_IRQ: return 2; break;
- case ARMV4_5_MODE_SVC: return 3; break;
- case ARMV4_5_MODE_ABT: return 4; break;
- case ARMV4_5_MODE_UND: return 5; break;
- case ARMV4_5_MODE_SYS: return 6; break;
- case ARMV4_5_MODE_ANY: return 0; break; /* map MODE_ANY to user mode */
- default:
- LOG_ERROR("invalid mode value encountered");
- return -1;
- }
-}
-
-/* map linear number to mode bits */
-enum armv4_5_mode armv4_5_number_to_mode(int number)
-{
- switch(number)
- {
- case 0: return ARMV4_5_MODE_USR; break;
- case 1: return ARMV4_5_MODE_FIQ; break;
- case 2: return ARMV4_5_MODE_IRQ; break;
- case 3: return ARMV4_5_MODE_SVC; break;
- case 4: return ARMV4_5_MODE_ABT; break;
- case 5: return ARMV4_5_MODE_UND; break;
- case 6: return ARMV4_5_MODE_SYS; break;
- default:
- LOG_ERROR("mode index out of bounds");
- return -1;
- }
-};
int armv4_5_get_core_reg(reg_t *reg)
{
if (target->state != TARGET_HALTED)
{
+ LOG_ERROR("Target not halted");
return ERROR_TARGET_NOT_HALTED;
}
LOG_USER("target halted in %s state due to %s, current mode: %s\ncpsr: 0x%8.8x pc: 0x%8.8x",
armv4_5_state_strings[armv4_5->core_state],
- target_debug_reason_strings[target->debug_reason],
+ Jim_Nvp_value2name_simple( nvp_target_debug_reason, target->debug_reason )->name,
armv4_5_mode_strings[armv4_5_mode_to_number(armv4_5->core_mode)],
buf_get_u32(armv4_5->core_cache->reg_list[ARMV4_5_CPSR].value, 0, 32),
buf_get_u32(armv4_5->core_cache->reg_list[15].value, 0, 32));
return ERROR_OK;
}
+ if (armv4_5_mode_to_number(armv4_5->core_mode)==-1)
+ return ERROR_FAIL;
+
for (num = 0; num <= 15; num++)
{
output_len = 0;
armv4_5_common_t *armv4_5 = target->arch_info;
int i;
+ if (armv4_5_mode_to_number(armv4_5->core_mode)==-1)
+ return ERROR_FAIL;
+
*reg_list_size = 26;
*reg_list = malloc(sizeof(reg_t*) * (*reg_list_size));
int exit_breakpoint_size = 0;
int i;
int retval = ERROR_OK;
+ LOG_DEBUG("Running algorithm");
if (armv4_5_algorithm_info->common_magic != ARMV4_5_COMMON_MAGIC)
{
return ERROR_TARGET_NOT_HALTED;
}
+ if (armv4_5_mode_to_number(armv4_5->core_mode)==-1)
+ return ERROR_FAIL;
+
for (i = 0; i <= 16; i++)
{
if (!ARMV4_5_CORE_REG_MODE(armv4_5->core_cache, armv4_5_algorithm_info->core_mode, i).valid)
return ERROR_TARGET_FAILURE;
}
- target->type->resume(target, 0, entry_point, 1, 1);
- target->type->poll(target);
+ target_resume(target, 0, entry_point, 1, 1);
- while (target->state != TARGET_HALTED)
+ target_wait_state(target, TARGET_HALTED, timeout_ms);
+ if (target->state != TARGET_HALTED)
{
- usleep(10000);
- target->type->poll(target);
- if ((timeout_ms -= 10) <= 0)
+ if ((retval=target_halt(target))!=ERROR_OK)
+ return retval;
+ if ((retval=target_wait_state(target, TARGET_HALTED, 500))!=ERROR_OK)
{
- LOG_ERROR("timeout waiting for algorithm to complete, trying to halt target");
- target->type->halt(target);
- timeout_ms = 1000;
- while (target->state != TARGET_HALTED)
- {
- usleep(10000);
- target->type->poll(target);
- if ((timeout_ms -= 10) <= 0)
- {
- LOG_ERROR("target didn't reenter debug state, exiting");
- exit(-1);
- }
- }
- retval = ERROR_TARGET_TIMEOUT;
+ return retval;
}
+ return ERROR_TARGET_TIMEOUT;
}
- if ((retval != ERROR_TARGET_TIMEOUT) &&
- (buf_get_u32(armv4_5->core_cache->reg_list[15].value, 0, 32) != exit_point))
+ if (buf_get_u32(armv4_5->core_cache->reg_list[15].value, 0, 32) != exit_point)
{
LOG_WARNING("target reentered debug state, but not at the desired exit point: 0x%4.4x",
buf_get_u32(armv4_5->core_cache->reg_list[15].value, 0, 32));
+ return ERROR_TARGET_TIMEOUT;
}
breakpoint_remove(target, exit_point);