diff options
Diffstat (limited to 'src/target')
| -rw-r--r-- | src/target/arm11.c | 177 |
1 files changed, 5 insertions, 172 deletions
diff --git a/src/target/arm11.c b/src/target/arm11.c index d021cbd..3bdb444 100644 --- a/src/target/arm11.c +++ b/src/target/arm11.c @@ -665,8 +665,11 @@ static int arm11_resume(struct target *target, int current, /* clear breakpoints/watchpoints and VCR*/ arm11_sc7_clear_vbw(arm11); - /* Set up breakpoints */ if (!debug_execution) + target_free_all_working_areas(target); + + /* Set up breakpoints */ + if (handle_breakpoints) { /* check if one matches PC and step over it if necessary */ @@ -1325,176 +1328,6 @@ static int arm11_remove_watchpoint(struct target *target, return ERROR_FAIL; } -// HACKHACKHACK - FIXME mode/state -/* target algorithm support */ -static int arm11_run_algorithm(struct target *target, - int num_mem_params, struct mem_param *mem_params, - int num_reg_params, struct reg_param *reg_params, - uint32_t entry_point, uint32_t exit_point, - int timeout_ms, void *arch_info) -{ - struct arm11_common *arm11 = target_to_arm11(target); -// enum armv4_5_state core_state = arm11->core_state; -// enum armv4_5_mode core_mode = arm11->core_mode; - uint32_t context[16]; - uint32_t cpsr; - int exit_breakpoint_size = 0; - int retval = ERROR_OK; - LOG_DEBUG("Running algorithm"); - - - if (target->state != TARGET_HALTED) - { - LOG_WARNING("target not halted"); - return ERROR_TARGET_NOT_HALTED; - } - - // FIXME -// if (!is_arm_mode(arm11->core_mode)) -// return ERROR_FAIL; - - // Save regs - for (unsigned i = 0; i < 16; i++) - { - context[i] = buf_get_u32((uint8_t*)(&arm11->reg_values[i]),0,32); - LOG_DEBUG("Save %u: 0x%" PRIx32 "", i, context[i]); - } - - cpsr = buf_get_u32((uint8_t*)(arm11->reg_values + ARM11_RC_CPSR),0,32); - LOG_DEBUG("Save CPSR: 0x%" PRIx32 "", cpsr); - - for (int i = 0; i < num_mem_params; i++) - { - target_write_buffer(target, mem_params[i].address, mem_params[i].size, mem_params[i].value); - } - - // Set register parameters - for (int i = 0; i < num_reg_params; i++) - { - struct reg *reg = register_get_by_name(arm11->core_cache, reg_params[i].reg_name, 0); - if (!reg) - { - LOG_ERROR("BUG: register '%s' not found", reg_params[i].reg_name); - return ERROR_INVALID_ARGUMENTS; - } - - if (reg->size != reg_params[i].size) - { - LOG_ERROR("BUG: register '%s' size doesn't match reg_params[i].size", reg_params[i].reg_name); - return ERROR_INVALID_ARGUMENTS; - } - arm11_set_reg(reg,reg_params[i].value); -// printf("%i: Set %s =%08x\n", i, reg_params[i].reg_name,val); - } - - exit_breakpoint_size = 4; - -/* arm11->core_state = arm11_algorithm_info->core_state; - if (arm11->core_state == ARMV4_5_STATE_ARM) - exit_breakpoint_size = 4; - else if (arm11->core_state == ARMV4_5_STATE_THUMB) - exit_breakpoint_size = 2; - else - { - LOG_ERROR("BUG: can't execute algorithms when not in ARM or Thumb state"); - exit(-1); - } -*/ - - -/* arm11 at this point only supports ARM not THUMB mode - however if this test needs to be reactivated the current state can be read back - from CPSR */ -#if 0 - if (arm11_algorithm_info->core_mode != ARMV4_5_MODE_ANY) - { - LOG_DEBUG("setting core_mode: 0x%2.2x", arm11_algorithm_info->core_mode); - buf_set_u32(arm11->reg_list[ARM11_RC_CPSR].value, 0, 5, arm11_algorithm_info->core_mode); - arm11->reg_list[ARM11_RC_CPSR].dirty = 1; - arm11->reg_list[ARM11_RC_CPSR].valid = 1; - } -#endif - - if ((retval = breakpoint_add(target, exit_point, exit_breakpoint_size, BKPT_HARD)) != ERROR_OK) - { - LOG_ERROR("can't add breakpoint to finish algorithm execution"); - retval = ERROR_TARGET_FAILURE; - goto restore; - } - - // no debug, otherwise breakpoint is not set - CHECK_RETVAL(target_resume(target, 0, entry_point, 1, 0)); - - CHECK_RETVAL(target_wait_state(target, TARGET_HALTED, timeout_ms)); - - if (target->state != TARGET_HALTED) - { - CHECK_RETVAL(target_halt(target)); - - CHECK_RETVAL(target_wait_state(target, TARGET_HALTED, 500)); - - retval = ERROR_TARGET_TIMEOUT; - - goto del_breakpoint; - } - - if (buf_get_u32(arm11->reg_list[15].value, 0, 32) != exit_point) - { - LOG_WARNING("target reentered debug state, but not at the desired exit point: 0x%4.4" PRIx32 "", - buf_get_u32(arm11->reg_list[15].value, 0, 32)); - retval = ERROR_TARGET_TIMEOUT; - goto del_breakpoint; - } - - for (int i = 0; i < num_mem_params; i++) - { - if (mem_params[i].direction != PARAM_OUT) - target_read_buffer(target, mem_params[i].address, mem_params[i].size, mem_params[i].value); - } - - for (int i = 0; i < num_reg_params; i++) - { - if (reg_params[i].direction != PARAM_OUT) - { - struct reg *reg = register_get_by_name(arm11->core_cache, reg_params[i].reg_name, 0); - if (!reg) - { - LOG_ERROR("BUG: register '%s' not found", reg_params[i].reg_name); - retval = ERROR_INVALID_ARGUMENTS; - goto del_breakpoint; - } - - if (reg->size != reg_params[i].size) - { - LOG_ERROR("BUG: register '%s' size doesn't match reg_params[i].size", reg_params[i].reg_name); - retval = ERROR_INVALID_ARGUMENTS; - goto del_breakpoint; - } - - buf_set_u32(reg_params[i].value, 0, 32, buf_get_u32(reg->value, 0, 32)); - } - } - -del_breakpoint: - breakpoint_remove(target, exit_point); - -restore: - // Restore context - for (size_t i = 0; i < 16; i++) - { - LOG_DEBUG("restoring register %s with value 0x%8.8" PRIx32 "", - arm11->reg_list[i].name, context[i]); - arm11_set_reg(&arm11->reg_list[i], (uint8_t*)&context[i]); - } - LOG_DEBUG("restoring CPSR with value 0x%8.8" PRIx32 "", cpsr); - arm11_set_reg(&arm11->reg_list[ARM11_RC_CPSR], (uint8_t*)&cpsr); - -// arm11->core_state = core_state; -// arm11->core_mode = core_mode; - - return retval; -} - static int arm11_target_create(struct target *target, Jim_Interp *interp) { struct arm11_common *arm11; @@ -1925,7 +1758,7 @@ struct target_type arm11_target = { .add_watchpoint = arm11_add_watchpoint, .remove_watchpoint = arm11_remove_watchpoint, - .run_algorithm = arm11_run_algorithm, + .run_algorithm = armv4_5_run_algorithm, .register_commands = arm11_register_commands, .target_create = arm11_target_create, |