void arm9tdmi_disable_single_step(struct target *target)
{
struct arm7_9_common *arm7_9 = target_to_arm7_9(target);
if (arm7_9->has_single_step) {
buf_set_u32(arm7_9->eice_cache->reg_list[EICE_DBG_CTRL].value, 3, 1, 0);
embeddedice_store_reg(&arm7_9->eice_cache->reg_list[EICE_DBG_CTRL]);
} else
arm7_9_disable_eice_step(target);
}
void arm9tdmi_enable_single_step(struct target *target, uint32_t next_pc)
{
struct arm7_9_common *arm7_9 = target_to_arm7_9(target);
if (arm7_9->has_single_step)
{
buf_set_u32(arm7_9->eice_cache->reg_list[EICE_DBG_CTRL].value, 3, 1, 1);
embeddedice_store_reg(&arm7_9->eice_cache->reg_list[EICE_DBG_CTRL]);
}
else
{
arm7_9_enable_eice_step(target, next_pc);
}
}
void arm9tdmi_disable_single_step(target_t *target)
{
/* get pointers to arch-specific information */
armv4_5_common_t *armv4_5 = target->arch_info;
arm7_9_common_t *arm7_9 = armv4_5->arch_info;
if (arm7_9->has_single_step)
{
buf_set_u32(arm7_9->eice_cache->reg_list[EICE_DBG_CTRL].value, 3, 1, 0);
embeddedice_store_reg(&arm7_9->eice_cache->reg_list[EICE_DBG_CTRL]);
}
else
{
arm7_9_disable_eice_step(target);
}
}
int handle_arm9tdmi_catch_vectors_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
{
target_t *target = get_current_target(cmd_ctx);
armv4_5_common_t *armv4_5;
arm7_9_common_t *arm7_9;
arm9tdmi_common_t *arm9tdmi;
reg_t *vector_catch;
u32 vector_catch_value;
int i, j;
if (arm9tdmi_get_arch_pointers(target, &armv4_5, &arm7_9, &arm9tdmi) != ERROR_OK)
{
command_print(cmd_ctx, "current target isn't an ARM9TDMI based target");
return ERROR_OK;
}
vector_catch = &arm7_9->eice_cache->reg_list[EICE_VEC_CATCH];
/* read the vector catch register if necessary */
if (!vector_catch->valid)
embeddedice_read_reg(vector_catch);
/* get the current setting */
vector_catch_value = buf_get_u32(vector_catch->value, 0, 32);
if (argc > 0)
{
vector_catch_value = 0x0;
if (strcmp(args[0], "all") == 0)
{
vector_catch_value = 0xdf;
}
else if (strcmp(args[0], "none") == 0)
{
/* do nothing */
}
else
{
for (i = 0; i < argc; i++)
{
/* go through list of vectors */
for(j = 0; arm9tdmi_vectors[j].name; j++)
{
if (strcmp(args[i], arm9tdmi_vectors[j].name) == 0)
{
vector_catch_value |= arm9tdmi_vectors[j].value;
break;
}
}
/* complain if vector wasn't found */
if (!arm9tdmi_vectors[j].name)
{
command_print(cmd_ctx, "vector '%s' not found, leaving current setting unchanged", args[i]);
/* reread current setting */
vector_catch_value = buf_get_u32(vector_catch->value, 0, 32);
break;
}
}
}
/* store new settings */
buf_set_u32(vector_catch->value, 0, 32, vector_catch_value);
embeddedice_store_reg(vector_catch);
}
/* output current settings (skip RESERVED vector) */
for (i = 0; i < 8; i++)
{
if (i != 5)
{
command_print(cmd_ctx, "%s: %s", arm9tdmi_vectors[i].name,
(vector_catch_value & (1 << i)) ? "catch" : "don't catch");
}
}
return ERROR_OK;
}
