* Copyright (C) 2005 by Dominic Rath *
* Dominic.Rath@gmx.de *
* *
+ * Copyright (C) 2007,2008 Øyvind Harboe *
+ * oyvind.harboe@zylin.com *
+ * *
* 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 *
int cli_target_callback_event_handler(struct target_s *target, enum target_event event, void *priv);
-
int handle_target_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
int handle_targets_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
-int handle_target_script_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
-int handle_run_and_halt_time_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
int handle_working_area_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
int handle_reg_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
int handle_rwp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
int handle_virt2phys_command(command_context_t *cmd_ctx, char *cmd, char **args, int argc);
int handle_profile_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
+static int jim_array2mem(Jim_Interp *interp, int argc, Jim_Obj *const *argv);
+static int jim_mem2array(Jim_Interp *interp, int argc, Jim_Obj *const *argv);
-/* targets
- */
+
+/* targets */
extern target_type_t arm7tdmi_target;
extern target_type_t arm720t_target;
extern target_type_t arm9tdmi_target;
extern target_type_t xscale_target;
extern target_type_t cortexm3_target;
extern target_type_t arm11_target;
+extern target_type_t mips_m4k_target;
target_type_t *target_types[] =
{
&xscale_target,
&cortexm3_target,
&arm11_target,
+ &mips_m4k_target,
NULL,
};
int get_num_by_target(target_t *query_target)
{
target_t *target = targets;
- int i = 0;
-
+ int i = 0;
+
while (target)
{
if (target == query_target)
target = target->next;
i++;
}
-
+
return -1;
}
target_t* get_current_target(command_context_t *cmd_ctx)
{
target_t *target = get_target_by_num(cmd_ctx->current_target);
-
+
if (target == NULL)
{
LOG_ERROR("BUG: current_target out of bounds");
exit(-1);
}
-
- return target;
-}
-/* Process target initialization, when target entered debug out of reset
- * the handler is unregistered at the end of this function, so it's only called once
- */
-int target_init_handler(struct target_s *target, enum target_event event, void *priv)
-{
- FILE *script;
- struct command_context_s *cmd_ctx = priv;
-
- if ((event == TARGET_EVENT_HALTED) && (target->reset_script))
- {
- target_unregister_event_callback(target_init_handler, priv);
-
- script = open_file_from_path(target->reset_script, "r");
- if (!script)
- {
- LOG_ERROR("couldn't open script file %s", target->reset_script);
- return ERROR_OK;
- }
-
- LOG_INFO("executing reset script '%s'", target->reset_script);
- command_run_file(cmd_ctx, script, COMMAND_EXEC);
- fclose(script);
-
- jtag_execute_queue();
- }
-
- return ERROR_OK;
+ return target;
}
-int target_run_and_halt_handler(void *priv)
-{
- target_t *target = priv;
-
- target_halt(target);
-
- return ERROR_OK;
-}
int target_poll(struct target_s *target)
{
int target_resume(struct target_s *target, int current, u32 address, int handle_breakpoints, int debug_execution)
{
+ int retval;
+
/* We can't poll until after examine */
if (!target->type->examined)
{
LOG_ERROR("Target not examined yet");
return ERROR_FAIL;
}
- return target->type->resume(target, current, address, handle_breakpoints, debug_execution);
-}
+ /* note that resume *must* be asynchronous. The CPU can halt before we poll. The CPU can
+ * even halt at the current PC as a result of a software breakpoint being inserted by (a bug?)
+ * the application.
+ */
+ if ((retval = target->type->resume(target, current, address, handle_breakpoints, debug_execution)) != ERROR_OK)
+ return retval;
+
+ return retval;
+}
-int target_process_reset(struct command_context_s *cmd_ctx)
+int target_process_reset(struct command_context_s *cmd_ctx, enum target_reset_mode reset_mode)
{
int retval = ERROR_OK;
target_t *target;
- struct timeval timeout, now;
-
- jtag->speed(jtag_speed);
- if ((retval = jtag_init_reset(cmd_ctx)) != ERROR_OK)
- return retval;
-
- if ((retval = target_examine(cmd_ctx)) != ERROR_OK)
- return retval;
-
- /* prepare reset_halt where necessary */
target = targets;
while (target)
{
- if (jtag_reset_config & RESET_SRST_PULLS_TRST)
- {
- switch (target->reset_mode)
- {
- case RESET_HALT:
- command_print(cmd_ctx, "nSRST pulls nTRST, falling back to \"reset run_and_halt\"");
- target->reset_mode = RESET_RUN_AND_HALT;
- break;
- case RESET_INIT:
- command_print(cmd_ctx, "nSRST pulls nTRST, falling back to \"reset run_and_init\"");
- target->reset_mode = RESET_RUN_AND_INIT;
- break;
- default:
- break;
- }
- }
+ target_invoke_script(cmd_ctx, target, "pre_reset");
target = target->next;
}
-
+
+ if ((retval = jtag_init_reset(cmd_ctx)) != ERROR_OK)
+ return retval;
+
+ keep_alive(); /* we might be running on a very slow JTAG clk */
+
+ /* First time this is executed after launching OpenOCD, it will read out
+ * the type of CPU, etc. and init Embedded ICE registers in host
+ * memory.
+ *
+ * It will also set up ICE registers in the target.
+ *
+ * However, if we assert TRST later, we need to set up the registers again.
+ *
+ * For the "reset halt/init" case we must only set up the registers here.
+ */
+ if ((retval = target_examine()) != ERROR_OK)
+ return retval;
+
+ keep_alive(); /* we might be running on a very slow JTAG clk */
+
target = targets;
while (target)
{
* have to drop working areas
*/
target_free_all_working_areas_restore(target, 0);
- target->type->assert_reset(target);
+ target->reset_halt=((reset_mode==RESET_HALT)||(reset_mode==RESET_INIT));
+ if ((retval = target->type->assert_reset(target))!=ERROR_OK)
+ return retval;
target = target->next;
}
- if ((retval = jtag_execute_queue()) != ERROR_OK)
- {
- LOG_WARNING("JTAG communication failed asserting reset.");
- retval = ERROR_OK;
- }
-
- /* request target halt if necessary, and schedule further action */
+
target = targets;
while (target)
{
- switch (target->reset_mode)
- {
- case RESET_RUN:
- /* nothing to do if target just wants to be run */
- break;
- case RESET_RUN_AND_HALT:
- /* schedule halt */
- target_register_timer_callback(target_run_and_halt_handler, target->run_and_halt_time, 0, target);
- break;
- case RESET_RUN_AND_INIT:
- /* schedule halt */
- target_register_timer_callback(target_run_and_halt_handler, target->run_and_halt_time, 0, target);
- target_register_event_callback(target_init_handler, cmd_ctx);
- break;
- case RESET_HALT:
- target_halt(target);
- break;
- case RESET_INIT:
- target_halt(target);
- target_register_event_callback(target_init_handler, cmd_ctx);
- break;
- default:
- LOG_ERROR("BUG: unknown target->reset_mode");
- }
+ if ((retval = target->type->deassert_reset(target))!=ERROR_OK)
+ return retval;
target = target->next;
}
-
- if ((retval = jtag_execute_queue()) != ERROR_OK)
- {
- LOG_WARNING("JTAG communication failed while reset was asserted. Consider using srst_only for reset_config.");
- retval = ERROR_OK;
- }
-
+
target = targets;
while (target)
{
- target->type->deassert_reset(target);
+ /* We can fail to bring the target into the halted state, try after reset has been deasserted */
+ if (target->reset_halt)
+ {
+ /* wait up to 1 second for halt. */
+ target_wait_state(target, TARGET_HALTED, 1000);
+ if (target->state != TARGET_HALTED)
+ {
+ LOG_WARNING("Failed to reset target into halted mode - issuing halt");
+ if ((retval = target->type->halt(target))!=ERROR_OK)
+ return retval;
+ }
+ }
+
target = target->next;
}
-
- if ((retval = jtag_execute_queue()) != ERROR_OK)
- {
- LOG_WARNING("JTAG communication failed while deasserting reset.");
- retval = ERROR_OK;
- }
-
- LOG_DEBUG("Waiting for halted stated as approperiate");
-
- /* Wait for reset to complete, maximum 5 seconds. */
- gettimeofday(&timeout, NULL);
- timeval_add_time(&timeout, 5, 0);
- for(;;)
+
+
+ LOG_DEBUG("Waiting for halted stated as appropriate");
+
+ if ((reset_mode == RESET_HALT) || (reset_mode == RESET_INIT))
{
- gettimeofday(&now, NULL);
-
- target_call_timer_callbacks_now();
-
target = targets;
while (target)
{
- LOG_DEBUG("Polling target");
- target_poll(target);
- if ((target->reset_mode == RESET_RUN_AND_INIT) ||
- (target->reset_mode == RESET_RUN_AND_HALT) ||
- (target->reset_mode == RESET_HALT) ||
- (target->reset_mode == RESET_INIT))
+ /* Wait for reset to complete, maximum 5 seconds. */
+ if (((retval=target_wait_state(target, TARGET_HALTED, 5000)))==ERROR_OK)
{
- if (target->state != TARGET_HALTED)
- {
- if ((now.tv_sec > timeout.tv_sec) || ((now.tv_sec == timeout.tv_sec) && (now.tv_usec >= timeout.tv_usec)))
- {
- LOG_USER("Timed out waiting for halt after reset");
- goto done;
- }
- /* this will send alive messages on e.g. GDB remote protocol. */
- usleep(500*1000);
- LOG_USER_N("%s", ""); /* avoid warning about zero length formatting message*/
- goto again;
- }
+ if (reset_mode == RESET_INIT)
+ target_invoke_script(cmd_ctx, target, "post_reset");
}
target = target->next;
}
- /* All targets we're waiting for are halted */
- break;
-
- again:;
}
- done:
-
-
+
/* We want any events to be processed before the prompt */
target_call_timer_callbacks_now();
- /* if we timed out we need to unregister these handlers */
- target = targets;
- while (target)
- {
- target_unregister_timer_callback(target_run_and_halt_handler, target);
- target = target->next;
- }
- target_unregister_event_callback(target_init_handler, cmd_ctx);
-
-
- jtag->speed(jtag_speed_post_reset);
-
return retval;
}
return ERROR_OK;
}
-static int default_examine(struct command_context_s *cmd_ctx, struct target_s *target)
+static int default_examine(struct target_s *target)
{
+ target->type->examined = 1;
return ERROR_OK;
}
/* Targets that correctly implement init+examine, i.e.
* no communication with target during init:
- *
- * XScale
+ *
+ * XScale
*/
int target_examine(struct command_context_s *cmd_ctx)
{
target_t *target = targets;
while (target)
{
- if ((retval = target->type->examine(cmd_ctx, target))!=ERROR_OK)
+ if ((retval = target->type->examine(target))!=ERROR_OK)
return retval;
target = target->next;
}
return retval;
}
+static int target_write_memory_imp(struct target_s *target, u32 address, u32 size, u32 count, u8 *buffer)
+{
+ if (!target->type->examined)
+ {
+ LOG_ERROR("Target not examined yet");
+ return ERROR_FAIL;
+ }
+ return target->type->write_memory_imp(target, address, size, count, buffer);
+}
+
+static int target_read_memory_imp(struct target_s *target, u32 address, u32 size, u32 count, u8 *buffer)
+{
+ if (!target->type->examined)
+ {
+ LOG_ERROR("Target not examined yet");
+ return ERROR_FAIL;
+ }
+ return target->type->read_memory_imp(target, address, size, count, buffer);
+}
+
+static int target_soft_reset_halt_imp(struct target_s *target)
+{
+ if (!target->type->examined)
+ {
+ LOG_ERROR("Target not examined yet");
+ return ERROR_FAIL;
+ }
+ return target->type->soft_reset_halt_imp(target);
+}
+
+static int target_run_algorithm_imp(struct target_s *target, int num_mem_params, mem_param_t *mem_params, int num_reg_params, reg_param_t *reg_param, u32 entry_point, u32 exit_point, int timeout_ms, void *arch_info)
+{
+ if (!target->type->examined)
+ {
+ LOG_ERROR("Target not examined yet");
+ return ERROR_FAIL;
+ }
+ return target->type->run_algorithm_imp(target, num_mem_params, mem_params, num_reg_params, reg_param, entry_point, exit_point, timeout_ms, arch_info);
+}
int target_init(struct command_context_s *cmd_ctx)
{
target_t *target = targets;
-
+
while (target)
{
target->type->examined = 0;
{
target->type->examine = default_examine;
}
-
+
if (target->type->init_target(cmd_ctx, target) != ERROR_OK)
{
LOG_ERROR("target '%s' init failed", target->type->name);
exit(-1);
}
-
+
/* Set up default functions if none are provided by target */
if (target->type->virt2phys == NULL)
{
target->type->virt2phys = default_virt2phys;
}
+ target->type->virt2phys = default_virt2phys;
+ /* a non-invasive way(in terms of patches) to add some code that
+ * runs before the type->write/read_memory implementation
+ */
+ target->type->write_memory_imp = target->type->write_memory;
+ target->type->write_memory = target_write_memory_imp;
+ target->type->read_memory_imp = target->type->read_memory;
+ target->type->read_memory = target_read_memory_imp;
+ target->type->soft_reset_halt_imp = target->type->soft_reset_halt;
+ target->type->soft_reset_halt = target_soft_reset_halt_imp;
+ target->type->run_algorithm_imp = target->type->run_algorithm;
+ target->type->run_algorithm = target_run_algorithm_imp;
+
+
if (target->type->mmu == NULL)
{
target->type->mmu = default_mmu;
}
target = target->next;
}
-
+
if (targets)
{
target_register_user_commands(cmd_ctx);
target_register_timer_callback(handle_target, 100, 1, NULL);
}
-
+
return ERROR_OK;
}
int target_register_event_callback(int (*callback)(struct target_s *target, enum target_event event, void *priv), void *priv)
{
target_event_callback_t **callbacks_p = &target_event_callbacks;
-
+
if (callback == NULL)
{
return ERROR_INVALID_ARGUMENTS;
}
-
+
if (*callbacks_p)
{
while ((*callbacks_p)->next)
callbacks_p = &((*callbacks_p)->next);
callbacks_p = &((*callbacks_p)->next);
}
-
+
(*callbacks_p) = malloc(sizeof(target_event_callback_t));
(*callbacks_p)->callback = callback;
(*callbacks_p)->priv = priv;
(*callbacks_p)->next = NULL;
-
+
return ERROR_OK;
}
{
target_timer_callback_t **callbacks_p = &target_timer_callbacks;
struct timeval now;
-
+
if (callback == NULL)
{
return ERROR_INVALID_ARGUMENTS;
}
-
+
if (*callbacks_p)
{
while ((*callbacks_p)->next)
callbacks_p = &((*callbacks_p)->next);
callbacks_p = &((*callbacks_p)->next);
}
-
+
(*callbacks_p) = malloc(sizeof(target_timer_callback_t));
(*callbacks_p)->callback = callback;
(*callbacks_p)->periodic = periodic;
(*callbacks_p)->time_ms = time_ms;
-
+
gettimeofday(&now, NULL);
(*callbacks_p)->when.tv_usec = now.tv_usec + (time_ms % 1000) * 1000;
time_ms -= (time_ms % 1000);
(*callbacks_p)->when.tv_usec = (*callbacks_p)->when.tv_usec - 1000000;
(*callbacks_p)->when.tv_sec += 1;
}
-
+
(*callbacks_p)->priv = priv;
(*callbacks_p)->next = NULL;
-
+
return ERROR_OK;
}
{
target_event_callback_t **p = &target_event_callbacks;
target_event_callback_t *c = target_event_callbacks;
-
+
if (callback == NULL)
{
return ERROR_INVALID_ARGUMENTS;
}
-
+
while (c)
{
target_event_callback_t *next = c->next;
p = &(c->next);
c = next;
}
-
+
return ERROR_OK;
}
{
target_timer_callback_t **p = &target_timer_callbacks;
target_timer_callback_t *c = target_timer_callbacks;
-
+
if (callback == NULL)
{
return ERROR_INVALID_ARGUMENTS;
}
-
+
while (c)
{
target_timer_callback_t *next = c->next;
p = &(c->next);
c = next;
}
-
+
return ERROR_OK;
}
{
target_event_callback_t *callback = target_event_callbacks;
target_event_callback_t *next_callback;
-
+
LOG_DEBUG("target event %i", event);
-
+
while (callback)
{
next_callback = callback->next;
callback->callback(target, event, callback->priv);
callback = next_callback;
}
-
+
return ERROR_OK;
}
target_timer_callback_t *next_callback;
struct timeval now;
+ keep_alive();
+
gettimeofday(&now, NULL);
-
+
while (callback)
{
next_callback = callback->next;
-
+
if ((!checktime&&callback->periodic)||
(((now.tv_sec >= callback->when.tv_sec) && (now.tv_usec >= callback->when.tv_usec))
|| (now.tv_sec > callback->when.tv_sec)))
{
- callback->callback(callback->priv);
- if (callback->periodic)
+ if(callback->callback != NULL)
{
- int time_ms = callback->time_ms;
- callback->when.tv_usec = now.tv_usec + (time_ms % 1000) * 1000;
- time_ms -= (time_ms % 1000);
- callback->when.tv_sec = now.tv_sec + time_ms / 1000;
- if (callback->when.tv_usec > 1000000)
+ callback->callback(callback->priv);
+ if (callback->periodic)
{
- callback->when.tv_usec = callback->when.tv_usec - 1000000;
- callback->when.tv_sec += 1;
+ int time_ms = callback->time_ms;
+ callback->when.tv_usec = now.tv_usec + (time_ms % 1000) * 1000;
+ time_ms -= (time_ms % 1000);
+ callback->when.tv_sec = now.tv_sec + time_ms / 1000;
+ if (callback->when.tv_usec > 1000000)
+ {
+ callback->when.tv_usec = callback->when.tv_usec - 1000000;
+ callback->when.tv_sec += 1;
+ }
}
+ else
+ target_unregister_timer_callback(callback->callback, callback->priv);
}
- else
- target_unregister_timer_callback(callback->callback, callback->priv);
}
-
+
callback = next_callback;
}
-
+
return ERROR_OK;
}
-int target_call_timer_callbacks()
+int target_call_timer_callbacks(void)
{
return target_call_timer_callbacks_check_time(1);
}
/* invoke periodic callbacks immediately */
-int target_call_timer_callbacks_now()
+int target_call_timer_callbacks_now(void)
{
- return target_call_timer_callbacks(0);
+ return target_call_timer_callbacks();
}
-
int target_alloc_working_area(struct target_s *target, u32 size, working_area_t **area)
{
working_area_t *c = target->working_areas;
working_area_t *new_wa = NULL;
-
+
/* Reevaluate working area address based on MMU state*/
if (target->working_areas == NULL)
{
target->working_area = target->working_area_phys;
}
}
-
+
/* only allocate multiples of 4 byte */
if (size % 4)
{
LOG_ERROR("BUG: code tried to allocate unaligned number of bytes, padding");
size = CEIL(size, 4);
}
-
+
/* see if there's already a matching working area */
while (c)
{
}
c = c->next;
}
-
+
/* if not, allocate a new one */
if (!new_wa)
{
working_area_t **p = &target->working_areas;
u32 first_free = target->working_area;
u32 free_size = target->working_area_size;
-
+
LOG_DEBUG("allocating new working area");
-
+
c = target->working_areas;
while (c)
{
p = &c->next;
c = c->next;
}
-
+
if (free_size < size)
{
LOG_WARNING("not enough working area available(requested %d, free %d)", size, free_size);
return ERROR_TARGET_RESOURCE_NOT_AVAILABLE;
}
-
+
new_wa = malloc(sizeof(working_area_t));
new_wa->next = NULL;
new_wa->size = size;
new_wa->address = first_free;
-
+
if (target->backup_working_area)
{
new_wa->backup = malloc(new_wa->size);
{
new_wa->backup = NULL;
}
-
+
/* put new entry in list */
*p = new_wa;
}
-
+
/* mark as used, and return the new (reused) area */
new_wa->free = 0;
*area = new_wa;
-
+
/* user pointer */
new_wa->user = area;
-
+
return ERROR_OK;
}
{
if (area->free)
return ERROR_OK;
-
+
if (restore&&target->backup_working_area)
target->type->write_memory(target, area->address, 4, area->size / 4, area->backup);
-
+
area->free = 1;
-
+
/* mark user pointer invalid */
*area->user = NULL;
area->user = NULL;
-
+
return ERROR_OK;
}
{
working_area_t *next = c->next;
target_free_working_area_restore(target, c, restore);
-
+
if (c->backup)
free(c->backup);
-
+
free(c);
-
+
c = next;
}
-
+
target->working_areas = NULL;
-
+
return ERROR_OK;
}
int target_free_all_working_areas(struct target_s *target)
{
- return target_free_all_working_areas_restore(target, 1);
+ return target_free_all_working_areas_restore(target, 1);
}
int target_register_commands(struct command_context_s *cmd_ctx)
{
register_command(cmd_ctx, NULL, "target", handle_target_command, COMMAND_CONFIG, "target <cpu> [reset_init default - DEPRECATED] <chainpos> <endianness> <variant> [cpu type specifc args]");
register_command(cmd_ctx, NULL, "targets", handle_targets_command, COMMAND_EXEC, NULL);
- register_command(cmd_ctx, NULL, "target_script", handle_target_script_command, COMMAND_CONFIG, NULL);
- register_command(cmd_ctx, NULL, "run_and_halt_time", handle_run_and_halt_time_command, COMMAND_CONFIG, "<target> <run time ms>");
register_command(cmd_ctx, NULL, "working_area", handle_working_area_command, COMMAND_ANY, "working_area <target#> <address> <size> <'backup'|'nobackup'> [virtual address]");
register_command(cmd_ctx, NULL, "virt2phys", handle_virt2phys_command, COMMAND_ANY, "virt2phys <virtual address>");
register_command(cmd_ctx, NULL, "profile", handle_profile_command, COMMAND_EXEC, "PRELIMINARY! - profile <seconds> <gmon.out>");
+
+ /* script procedures */
+ register_jim(cmd_ctx, "ocd_mem2array", jim_mem2array, "read memory and return as a TCL array for script processing");
+ register_jim(cmd_ctx, "ocd_array2mem", jim_array2mem, "convert a TCL array to memory locations and write the values");
return ERROR_OK;
}
LOG_USER("No target has been configured");
return ERROR_OK;
}
-
+
LOG_USER("target state: %s", target_state_strings[target->state]);
-
+
if (target->state!=TARGET_HALTED)
return ERROR_OK;
-
+
retval=target->type->arch_state(target);
return retval;
}
-/* Single aligned words are guaranteed to use 16 or 32 bit access
- * mode respectively, otherwise data is handled as quickly as
+/* Single aligned words are guaranteed to use 16 or 32 bit access
+ * mode respectively, otherwise data is handled as quickly as
* possible
*/
int target_write_buffer(struct target_s *target, u32 address, u32 size, u8 *buffer)
{
int retval;
-
LOG_DEBUG("writing buffer of %i byte at 0x%8.8x", size, address);
-
+
+ if (!target->type->examined)
+ {
+ LOG_ERROR("Target not examined yet");
+ return ERROR_FAIL;
+ }
+
+ if (address+size<address)
+ {
+ /* GDB can request this when e.g. PC is 0xfffffffc*/
+ LOG_ERROR("address+size wrapped(0x%08x, 0x%08x)", address, size);
+ return ERROR_FAIL;
+ }
+
if (((address % 2) == 0) && (size == 2))
{
return target->type->write_memory(target, address, 2, 1, buffer);
}
-
+
/* handle unaligned head bytes */
if (address % 4)
{
int unaligned = 4 - (address % 4);
-
+
if (unaligned > size)
unaligned = size;
if ((retval = target->type->write_memory(target, address, 1, unaligned, buffer)) != ERROR_OK)
return retval;
-
+
buffer += unaligned;
address += unaligned;
size -= unaligned;
}
-
+
/* handle aligned words */
if (size >= 4)
{
int aligned = size - (size % 4);
-
+
/* use bulk writes above a certain limit. This may have to be changed */
if (aligned > 128)
{
if ((retval = target->type->write_memory(target, address, 4, aligned / 4, buffer)) != ERROR_OK)
return retval;
}
-
+
buffer += aligned;
address += aligned;
size -= aligned;
}
-
+
/* handle tail writes of less than 4 bytes */
if (size > 0)
{
if ((retval = target->type->write_memory(target, address, 1, size, buffer)) != ERROR_OK)
return retval;
}
-
+
return ERROR_OK;
}
-/* Single aligned words are guaranteed to use 16 or 32 bit access
- * mode respectively, otherwise data is handled as quickly as
+/* Single aligned words are guaranteed to use 16 or 32 bit access
+ * mode respectively, otherwise data is handled as quickly as
* possible
*/
int target_read_buffer(struct target_s *target, u32 address, u32 size, u8 *buffer)
{
int retval;
-
LOG_DEBUG("reading buffer of %i byte at 0x%8.8x", size, address);
-
+
+ if (!target->type->examined)
+ {
+ LOG_ERROR("Target not examined yet");
+ return ERROR_FAIL;
+ }
+
+ if (address+size<address)
+ {
+ /* GDB can request this when e.g. PC is 0xfffffffc*/
+ LOG_ERROR("address+size wrapped(0x%08x, 0x%08x)", address, size);
+ return ERROR_FAIL;
+ }
+
if (((address % 2) == 0) && (size == 2))
{
return target->type->read_memory(target, address, 2, 1, buffer);
}
-
+
/* handle unaligned head bytes */
if (address % 4)
{
int unaligned = 4 - (address % 4);
-
+
if (unaligned > size)
unaligned = size;
if ((retval = target->type->read_memory(target, address, 1, unaligned, buffer)) != ERROR_OK)
return retval;
-
+
buffer += unaligned;
address += unaligned;
size -= unaligned;
}
-
+
/* handle aligned words */
if (size >= 4)
{
int aligned = size - (size % 4);
-
+
if ((retval = target->type->read_memory(target, address, 4, aligned / 4, buffer)) != ERROR_OK)
return retval;
-
+
buffer += aligned;
address += aligned;
size -= aligned;
}
-
+
/* handle tail writes of less than 4 bytes */
if (size > 0)
{
if ((retval = target->type->read_memory(target, address, 1, size, buffer)) != ERROR_OK)
return retval;
}
-
+
return ERROR_OK;
}
int retval;
int i;
u32 checksum = 0;
-
+ if (!target->type->examined)
+ {
+ LOG_ERROR("Target not examined yet");
+ return ERROR_FAIL;
+ }
+
if ((retval = target->type->checksum_memory(target, address,
size, &checksum)) == ERROR_TARGET_RESOURCE_NOT_AVAILABLE)
{
retval = image_calculate_checksum( buffer, size, &checksum );
free(buffer);
}
-
+
*crc = checksum;
-
+
+ return retval;
+}
+
+int target_blank_check_memory(struct target_s *target, u32 address, u32 size, u32* blank)
+{
+ int retval;
+ if (!target->type->examined)
+ {
+ LOG_ERROR("Target not examined yet");
+ return ERROR_FAIL;
+ }
+
+ if (target->type->blank_check_memory == 0)
+ return ERROR_TARGET_RESOURCE_NOT_AVAILABLE;
+
+ retval = target->type->blank_check_memory(target, address, size, blank);
+
return retval;
}
int target_read_u32(struct target_s *target, u32 address, u32 *value)
{
u8 value_buf[4];
+ if (!target->type->examined)
+ {
+ LOG_ERROR("Target not examined yet");
+ return ERROR_FAIL;
+ }
int retval = target->type->read_memory(target, address, 4, 1, value_buf);
-
+
if (retval == ERROR_OK)
{
*value = target_buffer_get_u32(target, value_buf);
*value = 0x0;
LOG_DEBUG("address: 0x%8.8x failed", address);
}
-
+
return retval;
}
int target_read_u16(struct target_s *target, u32 address, u16 *value)
{
u8 value_buf[2];
-
+ if (!target->type->examined)
+ {
+ LOG_ERROR("Target not examined yet");
+ return ERROR_FAIL;
+ }
+
int retval = target->type->read_memory(target, address, 2, 1, value_buf);
-
+
if (retval == ERROR_OK)
{
*value = target_buffer_get_u16(target, value_buf);
*value = 0x0;
LOG_DEBUG("address: 0x%8.8x failed", address);
}
-
+
return retval;
}
int target_read_u8(struct target_s *target, u32 address, u8 *value)
{
int retval = target->type->read_memory(target, address, 1, 1, value);
+ if (!target->type->examined)
+ {
+ LOG_ERROR("Target not examined yet");
+ return ERROR_FAIL;
+ }
if (retval == ERROR_OK)
{
*value = 0x0;
LOG_DEBUG("address: 0x%8.8x failed", address);
}
-
+
return retval;
}
{
int retval;
u8 value_buf[4];
+ if (!target->type->examined)
+ {
+ LOG_ERROR("Target not examined yet");
+ return ERROR_FAIL;
+ }
LOG_DEBUG("address: 0x%8.8x, value: 0x%8.8x", address, value);
- target_buffer_set_u32(target, value_buf, value);
+ target_buffer_set_u32(target, value_buf, value);
if ((retval = target->type->write_memory(target, address, 4, 1, value_buf)) != ERROR_OK)
{
LOG_DEBUG("failed: %i", retval);
}
-
+
return retval;
}
{
int retval;
u8 value_buf[2];
-
+ if (!target->type->examined)
+ {
+ LOG_ERROR("Target not examined yet");
+ return ERROR_FAIL;
+ }
+
LOG_DEBUG("address: 0x%8.8x, value: 0x%8.8x", address, value);
- target_buffer_set_u16(target, value_buf, value);
+ target_buffer_set_u16(target, value_buf, value);
if ((retval = target->type->write_memory(target, address, 2, 1, value_buf)) != ERROR_OK)
{
LOG_DEBUG("failed: %i", retval);
}
-
+
return retval;
}
int target_write_u8(struct target_s *target, u32 address, u8 value)
{
int retval;
-
+ if (!target->type->examined)
+ {
+ LOG_ERROR("Target not examined yet");
+ return ERROR_FAIL;
+ }
+
LOG_DEBUG("address: 0x%8.8x, value: 0x%2.2x", address, value);
if ((retval = target->type->read_memory(target, address, 1, 1, &value)) != ERROR_OK)
{
LOG_DEBUG("failed: %i", retval);
}
-
+
return retval;
}
register_command(cmd_ctx, NULL, "halt", handle_halt_command, COMMAND_EXEC, "halt target");
register_command(cmd_ctx, NULL, "resume", handle_resume_command, COMMAND_EXEC, "resume target [addr]");
register_command(cmd_ctx, NULL, "step", handle_step_command, COMMAND_EXEC, "step one instruction from current PC or [addr]");
- register_command(cmd_ctx, NULL, "reset", handle_reset_command, COMMAND_EXEC, "reset target [run|halt|init|run_and_halt|run_and_init]");
+ register_command(cmd_ctx, NULL, "reset", handle_reset_command, COMMAND_EXEC, "reset target [run|halt|init]");
register_command(cmd_ctx, NULL, "soft_reset_halt", handle_soft_reset_halt_command, COMMAND_EXEC, "halt the target and do a soft reset");
register_command(cmd_ctx, NULL, "mdw", handle_md_command, COMMAND_EXEC, "display memory words <addr> [count]");
register_command(cmd_ctx, NULL, "mdh", handle_md_command, COMMAND_EXEC, "display memory half-words <addr> [count]");
register_command(cmd_ctx, NULL, "mdb", handle_md_command, COMMAND_EXEC, "display memory bytes <addr> [count]");
-
+
register_command(cmd_ctx, NULL, "mww", handle_mw_command, COMMAND_EXEC, "write memory word <addr> <value> [count]");
register_command(cmd_ctx, NULL, "mwh", handle_mw_command, COMMAND_EXEC, "write memory half-word <addr> <value> [count]");
register_command(cmd_ctx, NULL, "mwb", handle_mw_command, COMMAND_EXEC, "write memory byte <addr> <value> [count]");
-
- register_command(cmd_ctx, NULL, "bp", handle_bp_command, COMMAND_EXEC, "set breakpoint <address> <length> [hw]");
+
+ register_command(cmd_ctx, NULL, "bp", handle_bp_command, COMMAND_EXEC, "set breakpoint <address> <length> [hw]");
register_command(cmd_ctx, NULL, "rbp", handle_rbp_command, COMMAND_EXEC, "remove breakpoint <adress>");
- register_command(cmd_ctx, NULL, "wp", handle_wp_command, COMMAND_EXEC, "set watchpoint <address> <length> <r/w/a> [value] [mask]");
+ register_command(cmd_ctx, NULL, "wp", handle_wp_command, COMMAND_EXEC, "set watchpoint <address> <length> <r/w/a> [value] [mask]");
register_command(cmd_ctx, NULL, "rwp", handle_rwp_command, COMMAND_EXEC, "remove watchpoint <adress>");
-
- register_command(cmd_ctx, NULL, "load_image", handle_load_image_command, COMMAND_EXEC, "load_image <file> <address> ['bin'|'ihex'|'elf'|'s19']");
+
+ register_command(cmd_ctx, NULL, "load_image", handle_load_image_command, COMMAND_EXEC, "load_image <file> <address> ['bin'|'ihex'|'elf'|'s19'] [min_address] [max_length]");
register_command(cmd_ctx, NULL, "dump_image", handle_dump_image_command, COMMAND_EXEC, "dump_image <file> <address> <size>");
register_command(cmd_ctx, NULL, "verify_image", handle_verify_image_command, COMMAND_EXEC, "verify_image <file> [offset] [type]");
- register_command(cmd_ctx, NULL, "load_binary", handle_load_image_command, COMMAND_EXEC, "[DEPRECATED] load_binary <file> <address>");
- register_command(cmd_ctx, NULL, "dump_binary", handle_dump_image_command, COMMAND_EXEC, "[DEPRECATED] dump_binary <file> <address> <size>");
-
+
target_request_register_commands(cmd_ctx);
trace_register_commands(cmd_ctx);
-
+
return ERROR_OK;
}
{
target_t *target = targets;
int count = 0;
-
+
if (argc == 1)
{
int num = strtoul(args[0], NULL, 0);
-
+
while (target)
{
count++;
target = target->next;
}
-
+
if (num < count)
cmd_ctx->current_target = num;
else
command_print(cmd_ctx, "%i is out of bounds, only %i targets are configured", num, count);
-
+
return ERROR_OK;
}
-
+
while (target)
{
command_print(cmd_ctx, "%i: %s (%s), state: %s", count++, target->type->name, target_endianess_strings[target->endianness], target_state_strings[target->state]);
target = target->next;
}
-
+
return ERROR_OK;
}
{
int i;
int found = 0;
-
+
if (argc < 3)
{
return ERROR_COMMAND_SYNTAX_ERROR;
}
-
+
/* search for the specified target */
if (args[0] && (args[0][0] != 0))
{
if (strcmp(args[0], target_types[i]->name) == 0)
{
target_t **last_target_p = &targets;
-
+
/* register target specific commands */
if (target_types[i]->register_commands(cmd_ctx) != ERROR_OK)
{
}
*last_target_p = malloc(sizeof(target_t));
-
- (*last_target_p)->type = target_types[i];
-
+
+ /* allocate memory for each unique target type */
+ (*last_target_p)->type = (target_type_t*)malloc(sizeof(target_type_t));
+ *((*last_target_p)->type) = *target_types[i];
+
if (strcmp(args[1], "big") == 0)
(*last_target_p)->endianness = TARGET_BIG_ENDIAN;
else if (strcmp(args[1], "little") == 0)
LOG_ERROR("endianness must be either 'little' or 'big', not '%s'", args[1]);
return ERROR_COMMAND_SYNTAX_ERROR;
}
-
- /* what to do on a target reset */
- (*last_target_p)->reset_mode = RESET_INIT; /* default */
+
if (strcmp(args[2], "reset_halt") == 0)
- (*last_target_p)->reset_mode = RESET_HALT;
+ {
+ LOG_WARNING("reset_mode argument is obsolete.");
+ return ERROR_COMMAND_SYNTAX_ERROR;
+ }
else if (strcmp(args[2], "reset_run") == 0)
- (*last_target_p)->reset_mode = RESET_RUN;
+ {
+ LOG_WARNING("reset_mode argument is obsolete.");
+ return ERROR_COMMAND_SYNTAX_ERROR;
+ }
else if (strcmp(args[2], "reset_init") == 0)
- (*last_target_p)->reset_mode = RESET_INIT;
+ {
+ LOG_WARNING("reset_mode argument is obsolete.");
+ return ERROR_COMMAND_SYNTAX_ERROR;
+ }
else if (strcmp(args[2], "run_and_halt") == 0)
- (*last_target_p)->reset_mode = RESET_RUN_AND_HALT;
+ {
+ LOG_WARNING("reset_mode argument is obsolete.");
+ return ERROR_COMMAND_SYNTAX_ERROR;
+ }
else if (strcmp(args[2], "run_and_init") == 0)
- (*last_target_p)->reset_mode = RESET_RUN_AND_INIT;
+ {
+ LOG_WARNING("reset_mode argument is obsolete.");
+ return ERROR_COMMAND_SYNTAX_ERROR;
+ }
else
{
/* Kludge! we want to make this reset arg optional while remaining compatible! */
args--;
argc++;
}
- (*last_target_p)->run_and_halt_time = 1000; /* default 1s */
-
- (*last_target_p)->reset_script = NULL;
- (*last_target_p)->post_halt_script = NULL;
- (*last_target_p)->pre_resume_script = NULL;
- (*last_target_p)->gdb_program_script = NULL;
-
+
(*last_target_p)->working_area = 0x0;
(*last_target_p)->working_area_size = 0x0;
(*last_target_p)->working_areas = NULL;
(*last_target_p)->backup_working_area = 0;
-
+
(*last_target_p)->state = TARGET_UNKNOWN;
(*last_target_p)->debug_reason = DBG_REASON_UNDEFINED;
(*last_target_p)->reg_cache = NULL;
(*last_target_p)->watchpoints = NULL;
(*last_target_p)->next = NULL;
(*last_target_p)->arch_info = NULL;
-
+
/* initialize trace information */
(*last_target_p)->trace_info = malloc(sizeof(trace_t));
(*last_target_p)->trace_info->num_trace_points = 0;
(*last_target_p)->trace_info->trace_history = NULL;
(*last_target_p)->trace_info->trace_history_pos = 0;
(*last_target_p)->trace_info->trace_history_overflowed = 0;
-
+
(*last_target_p)->dbgmsg = NULL;
(*last_target_p)->dbg_msg_enabled = 0;
-
+
(*last_target_p)->type->target_command(cmd_ctx, cmd, args, argc, *last_target_p);
-
+
found = 1;
break;
}
}
}
-
+
/* no matching target found */
if (!found)
{
return ERROR_OK;
}
-/* usage: target_script <target#> <event> <script_file> */
-int handle_target_script_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
-{
- target_t *target = NULL;
-
- if (argc < 3)
- {
- LOG_ERROR("incomplete target_script command");
- return ERROR_COMMAND_SYNTAX_ERROR;
- }
-
- target = get_target_by_num(strtoul(args[0], NULL, 0));
-
- if (!target)
- {
- return ERROR_COMMAND_SYNTAX_ERROR;
- }
-
- if (strcmp(args[1], "reset") == 0)
- {
- if (target->reset_script)
- free(target->reset_script);
- target->reset_script = strdup(args[2]);
- }
- else if (strcmp(args[1], "post_halt") == 0)
- {
- if (target->post_halt_script)
- free(target->post_halt_script);
- target->post_halt_script = strdup(args[2]);
- }
- else if (strcmp(args[1], "pre_resume") == 0)
- {
- if (target->pre_resume_script)
- free(target->pre_resume_script);
- target->pre_resume_script = strdup(args[2]);
- }
- else if (strcmp(args[1], "gdb_program_config") == 0)
- {
- if (target->gdb_program_script)
- free(target->gdb_program_script);
- target->gdb_program_script = strdup(args[2]);
- }
- else
- {
- LOG_ERROR("unknown event type: '%s", args[1]);
- return ERROR_COMMAND_SYNTAX_ERROR;
- }
-
- return ERROR_OK;
-}
-
-int handle_run_and_halt_time_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
+int target_invoke_script(struct command_context_s *cmd_ctx, target_t *target, char *name)
{
- target_t *target = NULL;
-
- if (argc < 2)
- {
- return ERROR_COMMAND_SYNTAX_ERROR;
- }
-
- target = get_target_by_num(strtoul(args[0], NULL, 0));
- if (!target)
- {
- return ERROR_COMMAND_SYNTAX_ERROR;
- }
-
- target->run_and_halt_time = strtoul(args[1], NULL, 0);
-
- return ERROR_OK;
+ return command_run_linef(cmd_ctx, " if {[catch {info body target_%d_%s} t]==0} {target_%d_%s}",
+ get_num_by_target(target), name,
+ get_num_by_target(target), name);
}
int handle_working_area_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
{
target_t *target = NULL;
-
+
if ((argc < 4) || (argc > 5))
{
return ERROR_COMMAND_SYNTAX_ERROR;
}
-
+
target = get_target_by_num(strtoul(args[0], NULL, 0));
if (!target)
{
return ERROR_COMMAND_SYNTAX_ERROR;
}
target_free_all_working_areas(target);
-
+
target->working_area_phys = target->working_area_virt = strtoul(args[1], NULL, 0);
if (argc == 5)
{
target->working_area_virt = strtoul(args[4], NULL, 0);
}
target->working_area_size = strtoul(args[2], NULL, 0);
-
+
if (strcmp(args[3], "backup") == 0)
{
target->backup_working_area = 1;
LOG_ERROR("unrecognized <backup|nobackup> argument (%s)", args[3]);
return ERROR_COMMAND_SYNTAX_ERROR;
}
-
+
return ERROR_OK;
}
int handle_target(void *priv)
{
target_t *target = targets;
-
+
while (target)
{
if (target_continous_poll)
/* polling may fail silently until the target has been examined */
target_poll(target);
}
-
+
target = target->next;
}
-
+
return ERROR_OK;
}
reg_t *reg = NULL;
int count = 0;
char *value;
-
+
LOG_DEBUG("-");
-
+
target = get_current_target(cmd_ctx);
-
+
/* list all available registers for the current target */
if (argc == 0)
{
reg_cache_t *cache = target->reg_cache;
-
+
count = 0;
while(cache)
{
}
cache = cache->next;
}
-
+
return ERROR_OK;
}
-
+
/* access a single register by its ordinal number */
if ((args[0][0] >= '0') && (args[0][0] <= '9'))
{
int num = strtoul(args[0], NULL, 0);
reg_cache_t *cache = target->reg_cache;
-
+
count = 0;
while(cache)
{
break;
cache = cache->next;
}
-
+
if (!reg)
{
command_print(cmd_ctx, "%i is out of bounds, the current target has only %i registers (0 - %i)", num, count, count - 1);
} else /* access a single register by its name */
{
reg = register_get_by_name(target->reg_cache, args[0], 1);
-
+
if (!reg)
{
command_print(cmd_ctx, "register %s not found in current target", args[0]);
{
if ((argc == 2) && (strcmp(args[1], "force") == 0))
reg->valid = 0;
-
+
if (reg->valid == 0)
{
reg_arch_type_t *arch_type = register_get_arch_type(reg->arch_type);
free(value);
return ERROR_OK;
}
-
+
/* set register value */
if (argc == 2)
{
LOG_ERROR("BUG: encountered unregistered arch type");
return ERROR_OK;
}
-
+
arch_type->set(reg, buf);
-
+
value = buf_to_str(reg->value, reg->size, 16);
command_print(cmd_ctx, "%s (/%i): 0x%s", reg->name, reg->size, value);
free(value);
-
+
free(buf);
-
+
return ERROR_OK;
}
-
+
command_print(cmd_ctx, "usage: reg <#|name> [value]");
-
+
return ERROR_OK;
}
-static int wait_state(struct command_context_s *cmd_ctx, char *cmd, enum target_state state, int ms);
int handle_poll_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
{
command_print(cmd_ctx, "arg is \"on\" or \"off\"");
}
}
-
-
+
+
return ERROR_OK;
}
int handle_wait_halt_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
{
int ms = 5000;
-
+
if (argc > 0)
{
char *end;
return ERROR_OK;
}
}
-
- return wait_state(cmd_ctx, cmd, TARGET_HALTED, ms);
-}
-
-static void target_process_events(struct command_context_s *cmd_ctx)
-{
target_t *target = get_current_target(cmd_ctx);
- target_poll(target);
- target_call_timer_callbacks_now();
+
+ return target_wait_state(target, TARGET_HALTED, ms);
}
-static int wait_state(struct command_context_s *cmd_ctx, char *cmd, enum target_state state, int ms)
+int target_wait_state(target_t *target, enum target_state state, int ms)
{
int retval;
struct timeval timeout, now;
int once=1;
gettimeofday(&timeout, NULL);
timeval_add_time(&timeout, 0, ms * 1000);
-
- target_t *target = get_current_target(cmd_ctx);
+
for (;;)
{
if ((retval=target_poll(target))!=ERROR_OK)
if (once)
{
once=0;
- command_print(cmd_ctx, "waiting for target %s...", target_state_strings[state]);
+ LOG_USER("waiting for target %s...", target_state_strings[state]);
}
-
+
gettimeofday(&now, NULL);
if ((now.tv_sec > timeout.tv_sec) || ((now.tv_sec == timeout.tv_sec) && (now.tv_usec >= timeout.tv_usec)))
{
LOG_ERROR("timed out while waiting for target %s", target_state_strings[state]);
- break;
+ return ERROR_FAIL;
}
}
-
+
return ERROR_OK;
}
{
return retval;
}
-
+
return handle_wait_halt_command(cmd_ctx, cmd, args, argc);
}
-
int handle_soft_reset_halt_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
{
target_t *target = get_current_target(cmd_ctx);
-
+
LOG_USER("requesting target halt and executing a soft reset");
-
+
target->type->soft_reset_halt(target);
-
+
return ERROR_OK;
}
int handle_reset_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
{
- target_t *target = get_current_target(cmd_ctx);
- enum target_reset_mode reset_mode = target->reset_mode;
- enum target_reset_mode save = target->reset_mode;
-
- LOG_DEBUG("-");
-
+ enum target_reset_mode reset_mode = RESET_RUN;
+
if (argc >= 1)
{
if (strcmp("run", args[0]) == 0)
reset_mode = RESET_HALT;
else if (strcmp("init", args[0]) == 0)
reset_mode = RESET_INIT;
- else if (strcmp("run_and_halt", args[0]) == 0)
- {
- reset_mode = RESET_RUN_AND_HALT;
- if (argc >= 2)
- {
- target->run_and_halt_time = strtoul(args[1], NULL, 0);
- }
- }
- else if (strcmp("run_and_init", args[0]) == 0)
- {
- reset_mode = RESET_RUN_AND_INIT;
- if (argc >= 2)
- {
- target->run_and_halt_time = strtoul(args[1], NULL, 0);
- }
- }
else
{
- command_print(cmd_ctx, "usage: reset ['run', 'halt', 'init', 'run_and_halt', 'run_and_init]");
- return ERROR_OK;
+ return ERROR_COMMAND_SYNTAX_ERROR;
}
}
-
- /* temporarily modify mode of current reset target */
- target->reset_mode = reset_mode;
/* reset *all* targets */
- target_process_reset(cmd_ctx);
-
- /* Restore default reset mode for this target */
- target->reset_mode = save;
-
+ target_process_reset(cmd_ctx, reset_mode);
+
return ERROR_OK;
}
{
int retval;
target_t *target = get_current_target(cmd_ctx);
-
+
+ target_invoke_script(cmd_ctx, target, "pre_resume");
+
if (argc == 0)
retval = target_resume(target, 1, 0, 1, 0); /* current pc, addr = 0, handle breakpoints, not debugging */
else if (argc == 1)
return ERROR_COMMAND_SYNTAX_ERROR;
}
- target_process_events(cmd_ctx);
-
return retval;
}
int handle_step_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
{
target_t *target = get_current_target(cmd_ctx);
-
+
LOG_DEBUG("-");
-
+
if (argc == 0)
target->type->step(target, 1, 0, 1); /* current pc, addr = 0, handle breakpoints */
if (argc == 1)
target->type->step(target, 0, strtoul(args[0], NULL, 0), 1); /* addr = args[0], handle breakpoints */
-
+
return ERROR_OK;
}
count = strtoul(args[1], NULL, 0);
address = strtoul(args[0], NULL, 0);
-
+
switch (cmd[2])
{
if (retval == ERROR_OK)
{
output_len = 0;
-
+
for (i = 0; i < count; i++)
{
if (i%line_modulo == 0)
output_len += snprintf(output + output_len, 128 - output_len, "0x%8.8x: ", address + (i*size));
-
+
switch (size)
{
case 4:
output_len += snprintf(output + output_len, 128 - output_len, "%2.2x ", buffer[i*1]);
break;
}
-
+
if ((i%line_modulo == line_modulo-1) || (i == count - 1))
{
command_print(cmd_ctx, output);
output_len = 0;
}
}
- } else
- {
- LOG_ERROR("Failure examining memory");
}
free(buffer);
-
- return ERROR_OK;
+
+ return retval;
}
int handle_mw_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
if (argc == 3)
count = strtoul(args[2], NULL, 0);
-
switch (cmd[2])
{
case 'w':
u8 *buffer;
u32 buf_cnt;
u32 image_size;
+ u32 min_address=0;
+ u32 max_address=0xffffffff;
int i;
int retval;
- image_t image;
-
+ image_t image;
+
duration_t duration;
char *duration_text;
-
+
target_t *target = get_current_target(cmd_ctx);
- if (argc < 1)
+ if ((argc < 1)||(argc > 5))
{
- command_print(cmd_ctx, "usage: load_image <filename> [address] [type]");
- return ERROR_OK;
+ return ERROR_COMMAND_SYNTAX_ERROR;
}
-
+
/* a base address isn't always necessary, default to 0x0 (i.e. don't relocate) */
if (argc >= 2)
{
{
image.base_address_set = 0;
}
-
+
+
image.start_address_set = 0;
+ if (argc>=4)
+ {
+ min_address=strtoul(args[3], NULL, 0);
+ }
+ if (argc>=5)
+ {
+ max_address=strtoul(args[4], NULL, 0)+min_address;
+ }
+
+ if (min_address>max_address)
+ {
+ return ERROR_COMMAND_SYNTAX_ERROR;
+ }
+
+
duration_start_measure(&duration);
-
+
if (image_open(&image, args[0], (argc >= 3) ? args[2] : NULL) != ERROR_OK)
{
return ERROR_OK;
}
-
+
image_size = 0x0;
retval = ERROR_OK;
for (i = 0; i < image.num_sections; i++)
command_print(cmd_ctx, "error allocating buffer for section (%d bytes)", image.sections[i].size);
break;
}
-
+
if ((retval = image_read_section(&image, i, 0x0, image.sections[i].size, buffer, &buf_cnt)) != ERROR_OK)
{
free(buffer);
break;
}
- if ((retval = target_write_buffer(target, image.sections[i].base_address, buf_cnt, buffer)) != ERROR_OK)
+
+ u32 offset=0;
+ u32 length=buf_cnt;
+
+
+ /* DANGER!!! beware of unsigned comparision here!!! */
+
+ if ((image.sections[i].base_address+buf_cnt>=min_address)&&
+ (image.sections[i].base_address<max_address))
{
- free(buffer);
- break;
+ if (image.sections[i].base_address<min_address)
+ {
+ /* clip addresses below */
+ offset+=min_address-image.sections[i].base_address;
+ length-=offset;
+ }
+
+ if (image.sections[i].base_address+buf_cnt>max_address)
+ {
+ length-=(image.sections[i].base_address+buf_cnt)-max_address;
+ }
+
+ if ((retval = target_write_buffer(target, image.sections[i].base_address+offset, length, buffer+offset)) != ERROR_OK)
+ {
+ free(buffer);
+ break;
+ }
+ image_size += length;
+ command_print(cmd_ctx, "%u byte written at address 0x%8.8x", length, image.sections[i].base_address+offset);
}
- image_size += buf_cnt;
- command_print(cmd_ctx, "%u byte written at address 0x%8.8x", buf_cnt, image.sections[i].base_address);
-
+
free(buffer);
}
command_print(cmd_ctx, "downloaded %u byte in %s", image_size, duration_text);
}
free(duration_text);
-
+
image_close(&image);
return retval;
int handle_dump_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
{
fileio_t fileio;
-
+
u32 address;
u32 size;
u8 buffer[560];
int retval=ERROR_OK;
-
+
duration_t duration;
char *duration_text;
-
+
target_t *target = get_current_target(cmd_ctx);
if (argc != 3)
command_print(cmd_ctx, "only 32-bit aligned address and size are supported");
return ERROR_OK;
}
-
+
if (fileio_open(&fileio, args[0], FILEIO_WRITE, FILEIO_BINARY) != ERROR_OK)
{
return ERROR_OK;
}
-
+
duration_start_measure(&duration);
-
+
while (size > 0)
{
u32 size_written;
u32 this_run_size = (size > 560) ? 560 : size;
-
+
retval = target->type->read_memory(target, address, 4, this_run_size / 4, buffer);
if (retval != ERROR_OK)
{
break;
}
-
+
retval = fileio_write(&fileio, this_run_size, buffer, &size_written);
if (retval != ERROR_OK)
{
break;
}
-
+
size -= this_run_size;
address += this_run_size;
}
command_print(cmd_ctx, "dumped %"PRIi64" byte in %s", fileio.size, duration_text);
}
free(duration_text);
-
+
return ERROR_OK;
}
u32 checksum = 0;
u32 mem_checksum = 0;
- image_t image;
-
+ image_t image;
+
duration_t duration;
char *duration_text;
-
+
target_t *target = get_current_target(cmd_ctx);
-
+
if (argc < 1)
{
return ERROR_COMMAND_SYNTAX_ERROR;
}
-
+
if (!target)
{
LOG_ERROR("no target selected");
return ERROR_FAIL;
}
-
+
duration_start_measure(&duration);
-
+
if (argc >= 2)
{
image.base_address_set = 1;
{
return retval;
}
-
+
image_size = 0x0;
retval=ERROR_OK;
for (i = 0; i < image.num_sections; i++)
free(buffer);
break;
}
-
+
/* calculate checksum of image */
image_calculate_checksum( buffer, buf_cnt, &checksum );
-
+
retval = target_checksum_memory(target, image.sections[i].base_address, buf_cnt, &mem_checksum);
if( retval != ERROR_OK )
{
free(buffer);
break;
}
-
+
if( checksum != mem_checksum )
{
/* failed crc checksum, fall back to a binary compare */
u8 *data;
-
+
command_print(cmd_ctx, "checksum mismatch - attempting binary compare");
-
+
data = (u8*)malloc(buf_cnt);
-
+
/* Can we use 32bit word accesses? */
int size = 1;
int count = buf_cnt;
}
}
}
-
+
free(data);
}
-
+
free(buffer);
image_size += buf_cnt;
}
-done:
+done:
duration_stop_measure(&duration, &duration_text);
if (retval==ERROR_OK)
{
command_print(cmd_ctx, "verified %u bytes in %s", image_size, duration_text);
}
free(duration_text);
-
+
image_close(&image);
-
+
return retval;
}
u32 length = 0;
length = strtoul(args[1], NULL, 0);
-
+
if (argc >= 3)
if (strcmp(args[2], "hw") == 0)
hw = BKPT_HARD;
while (watchpoint)
{
- command_print(cmd_ctx, "address: 0x%8.8x, mask: 0x%8.8x, r/w/a: %i, value: 0x%8.8x, mask: 0x%8.8x", watchpoint->address, watchpoint->length, watchpoint->rw, watchpoint->value, watchpoint->mask);
+ command_print(cmd_ctx, "address: 0x%8.8x, len: 0x%8.8x, r/w/a: %i, value: 0x%8.8x, mask: 0x%8.8x", watchpoint->address, watchpoint->length, watchpoint->rw, watchpoint->value, watchpoint->mask);
watchpoint = watchpoint->next;
}
- }
+ }
else if (argc >= 2)
{
enum watchpoint_rw type = WPT_ACCESS;
u32 data_value = 0x0;
u32 data_mask = 0xffffffff;
-
+
if (argc >= 3)
{
switch(args[2][0])
{
data_mask = strtoul(args[4], NULL, 0);
}
-
+
if ((retval = watchpoint_add(target, strtoul(args[0], NULL, 0),
strtoul(args[1], NULL, 0), type, data_value, data_mask)) != ERROR_OK)
{
{
command_print(cmd_ctx, "usage: wp <address> <length> [r/w/a] [value] [mask]");
}
-
+
return ERROR_OK;
}
if (argc > 0)
watchpoint_remove(target, strtoul(args[0], NULL, 0));
-
+
return ERROR_OK;
}
}
else
{
- /* lower levels will have logged a detailed error which is
- * forwarded to telnet/GDB session.
+ /* lower levels will have logged a detailed error which is
+ * forwarded to telnet/GDB session.
*/
}
return retval;
for (i=0; i<4; i++)
{
char c=(l>>(i*8))&0xff;
- fwrite(&c, 1, 1, f);
+ fwrite(&c, 1, 1, f);
}
-
+
}
static void writeString(FILE *f, char *s)
{
- fwrite(s, 1, strlen(s), f);
+ fwrite(s, 1, strlen(s), f);
}
writeLong(f, 0); // padding
writeLong(f, 0); // padding
writeLong(f, 0); // padding
-
- fwrite("", 1, 1, f); // GMON_TAG_TIME_HIST
+
+ fwrite("", 1, 1, f); // GMON_TAG_TIME_HIST
// figure out bucket size
u32 min=samples[0];
}
int addressSpace=(max-min+1);
-
+
static int const maxBuckets=256*1024; // maximum buckets.
int length=addressSpace;
if (length > maxBuckets)
{
- length=maxBuckets;
+ length=maxBuckets;
}
int *buckets=malloc(sizeof(int)*length);
if (buckets==NULL)
long long a=address-min;
long long b=length-1;
long long c=addressSpace-1;
- int index=(a*b)/c; // danger!!!! int32 overflows
+ int index=(a*b)/c; // danger!!!! int32 overflows
buckets[index]++;
}
-
+
// append binary memory gmon.out &profile_hist_hdr ((char*)&profile_hist_hdr + sizeof(struct gmon_hist_hdr))
writeLong(f, min); // low_pc
writeLong(f, max); // high_pc
fwrite("", 1, 1, f); // padding
}
writeString(f, "s");
-
+
// append binary memory gmon.out profile_hist_data (profile_hist_data + profile_hist_hdr.hist_size)
-
+
char *data=malloc(2*length);
if (data!=NULL)
{
{
target_t *target = get_current_target(cmd_ctx);
struct timeval timeout, now;
-
+
gettimeofday(&timeout, NULL);
if (argc!=2)
{
}
char *end;
timeval_add_time(&timeout, strtoul(args[0], &end, 0), 0);
- if (*end)
+ if (*end)
{
return ERROR_OK;
}
-
+
command_print(cmd_ctx, "Starting profiling. Halting and resuming the target as often as we can...");
static const int maxSample=10000;
u32 *samples=malloc(sizeof(u32)*maxSample);
if (samples==NULL)
return ERROR_OK;
-
+
int numSamples=0;
int retval=ERROR_OK;
// hopefully it is safe to cache! We want to stop/restart as quickly as possible.
reg_t *reg = register_get_by_name(target->reg_cache, "pc", 1);
-
+
for (;;)
{
target_poll(target);
{
break;
}
-
+
gettimeofday(&now, NULL);
if ((numSamples>=maxSample) || ((now.tv_sec >= timeout.tv_sec) && (now.tv_usec >= timeout.tv_usec)))
{
}
}
free(samples);
-
+
return ERROR_OK;
}
+static int new_int_array_element(Jim_Interp * interp, const char *varname, int idx, u32 val)
+{
+ char *namebuf;
+ Jim_Obj *nameObjPtr, *valObjPtr;
+ int result;
+
+ namebuf = alloc_printf("%s(%d)", varname, idx);
+ if (!namebuf)
+ return JIM_ERR;
+
+ nameObjPtr = Jim_NewStringObj(interp, namebuf, -1);
+ valObjPtr = Jim_NewIntObj(interp, val);
+ if (!nameObjPtr || !valObjPtr)
+ {
+ free(namebuf);
+ return JIM_ERR;
+ }
+
+ Jim_IncrRefCount(nameObjPtr);
+ Jim_IncrRefCount(valObjPtr);
+ result = Jim_SetVariable(interp, nameObjPtr, valObjPtr);
+ Jim_DecrRefCount(interp, nameObjPtr);
+ Jim_DecrRefCount(interp, valObjPtr);
+ free(namebuf);
+ /* printf("%s(%d) <= 0%08x\n", varname, idx, val); */
+ return result;
+}
+
+static int jim_mem2array(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
+{
+ target_t *target;
+ command_context_t *context;
+ long l;
+ u32 width;
+ u32 len;
+ u32 addr;
+ u32 count;
+ u32 v;
+ const char *varname;
+ u8 buffer[4096];
+ int i, n, e, retval;
+
+ /* argv[1] = name of array to receive the data
+ * argv[2] = desired width
+ * argv[3] = memory address
+ * argv[4] = count of times to read
+ */
+ if (argc != 5) {
+ Jim_WrongNumArgs(interp, 1, argv, "varname width addr nelems");
+ return JIM_ERR;
+ }
+ varname = Jim_GetString(argv[1], &len);
+ /* given "foo" get space for worse case "foo(%d)" .. add 20 */
+
+ e = Jim_GetLong(interp, argv[2], &l);
+ width = l;
+ if (e != JIM_OK) {
+ return e;
+ }
+
+ e = Jim_GetLong(interp, argv[3], &l);
+ addr = l;
+ if (e != JIM_OK) {
+ return e;
+ }
+ e = Jim_GetLong(interp, argv[4], &l);
+ len = l;
+ if (e != JIM_OK) {
+ return e;
+ }
+ switch (width) {
+ case 8:
+ width = 1;
+ break;
+ case 16:
+ width = 2;
+ break;
+ case 32:
+ width = 4;
+ break;
+ default:
+ Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
+ Jim_AppendStrings( interp, Jim_GetResult(interp), "Invalid width param, must be 8/16/32", NULL );
+ return JIM_ERR;
+ }
+ if (len == 0) {
+ Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
+ Jim_AppendStrings(interp, Jim_GetResult(interp), "mem2array: zero width read?", NULL);
+ return JIM_ERR;
+ }
+ if ((addr + (len * width)) < addr) {
+ Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
+ Jim_AppendStrings(interp, Jim_GetResult(interp), "mem2array: addr + len - wraps to zero?", NULL);
+ return JIM_ERR;
+ }
+ /* absurd transfer size? */
+ if (len > 65536) {
+ Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
+ Jim_AppendStrings(interp, Jim_GetResult(interp), "mem2array: absurd > 64K item request", NULL);
+ return JIM_ERR;
+ }
+
+ if ((width == 1) ||
+ ((width == 2) && ((addr & 1) == 0)) ||
+ ((width == 4) && ((addr & 3) == 0))) {
+ /* all is well */
+ } else {
+ char buf[100];
+ Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
+ sprintf(buf, "mem2array address: 0x%08x is not aligned for %d byte reads", addr, width);
+ Jim_AppendStrings(interp, Jim_GetResult(interp), buf , NULL);
+ return JIM_ERR;
+ }
+
+ context = Jim_GetAssocData(interp, "context");
+ if (context == NULL)
+ {
+ LOG_ERROR("mem2array: no command context");
+ return JIM_ERR;
+ }
+ target = get_current_target(context);
+ if (target == NULL)
+ {
+ LOG_ERROR("mem2array: no current target");
+ return JIM_ERR;
+ }
+
+ /* Transfer loop */
+
+ /* index counter */
+ n = 0;
+ /* assume ok */
+ e = JIM_OK;
+ while (len) {
+ /* Slurp... in buffer size chunks */
+
+ count = len; /* in objects.. */
+ if (count > (sizeof(buffer)/width)) {
+ count = (sizeof(buffer)/width);
+ }
+
+ retval = target->type->read_memory( target, addr, width, count, buffer );
+ if (retval != ERROR_OK) {
+ /* BOO !*/
+ LOG_ERROR("mem2array: Read @ 0x%08x, w=%d, cnt=%d, failed", addr, width, count);
+ Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
+ Jim_AppendStrings(interp, Jim_GetResult(interp), "mem2array: cannot read memory", NULL);
+ e = JIM_ERR;
+ len = 0;
+ } else {
+ v = 0; /* shut up gcc */
+ for (i = 0 ;i < count ;i++, n++) {
+ switch (width) {
+ case 4:
+ v = target_buffer_get_u32(target, &buffer[i*width]);
+ break;
+ case 2:
+ v = target_buffer_get_u16(target, &buffer[i*width]);
+ break;
+ case 1:
+ v = buffer[i] & 0x0ff;
+ break;
+ }
+ new_int_array_element(interp, varname, n, v);
+ }
+ len -= count;
+ }
+ }
+
+ Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
+
+ return JIM_OK;
+}
+
+static int get_int_array_element(Jim_Interp * interp, const char *varname, int idx, u32 *val)
+{
+ char *namebuf;
+ Jim_Obj *nameObjPtr, *valObjPtr;
+ int result;
+ long l;
+
+ namebuf = alloc_printf("%s(%d)", varname, idx);
+ if (!namebuf)
+ return JIM_ERR;
+
+ nameObjPtr = Jim_NewStringObj(interp, namebuf, -1);
+ if (!nameObjPtr)
+ {
+ free(namebuf);
+ return JIM_ERR;
+ }
+
+ Jim_IncrRefCount(nameObjPtr);
+ valObjPtr = Jim_GetVariable(interp, nameObjPtr, JIM_ERRMSG);
+ Jim_DecrRefCount(interp, nameObjPtr);
+ free(namebuf);
+ if (valObjPtr == NULL)
+ return JIM_ERR;
+
+ result = Jim_GetLong(interp, valObjPtr, &l);
+ /* printf("%s(%d) => 0%08x\n", varname, idx, val); */
+ *val = l;
+ return result;
+}
+
+static int jim_array2mem(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
+{
+ target_t *target;
+ command_context_t *context;
+ long l;
+ u32 width;
+ u32 len;
+ u32 addr;
+ u32 count;
+ u32 v;
+ const char *varname;
+ u8 buffer[4096];
+ int i, n, e, retval;
+
+ /* argv[1] = name of array to get the data
+ * argv[2] = desired width
+ * argv[3] = memory address
+ * argv[4] = count to write
+ */
+ if (argc != 5) {
+ Jim_WrongNumArgs(interp, 1, argv, "varname width addr nelems");
+ return JIM_ERR;
+ }
+ varname = Jim_GetString(argv[1], &len);
+ /* given "foo" get space for worse case "foo(%d)" .. add 20 */
+
+ e = Jim_GetLong(interp, argv[2], &l);
+ width = l;
+ if (e != JIM_OK) {
+ return e;
+ }
+
+ e = Jim_GetLong(interp, argv[3], &l);
+ addr = l;
+ if (e != JIM_OK) {
+ return e;
+ }
+ e = Jim_GetLong(interp, argv[4], &l);
+ len = l;
+ if (e != JIM_OK) {
+ return e;
+ }
+ switch (width) {
+ case 8:
+ width = 1;
+ break;
+ case 16:
+ width = 2;
+ break;
+ case 32:
+ width = 4;
+ break;
+ default:
+ Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
+ Jim_AppendStrings( interp, Jim_GetResult(interp), "Invalid width param, must be 8/16/32", NULL );
+ return JIM_ERR;
+ }
+ if (len == 0) {
+ Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
+ Jim_AppendStrings(interp, Jim_GetResult(interp), "array2mem: zero width read?", NULL);
+ return JIM_ERR;
+ }
+ if ((addr + (len * width)) < addr) {
+ Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
+ Jim_AppendStrings(interp, Jim_GetResult(interp), "array2mem: addr + len - wraps to zero?", NULL);
+ return JIM_ERR;
+ }
+ /* absurd transfer size? */
+ if (len > 65536) {
+ Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
+ Jim_AppendStrings(interp, Jim_GetResult(interp), "array2mem: absurd > 64K item request", NULL);
+ return JIM_ERR;
+ }
+
+ if ((width == 1) ||
+ ((width == 2) && ((addr & 1) == 0)) ||
+ ((width == 4) && ((addr & 3) == 0))) {
+ /* all is well */
+ } else {
+ char buf[100];
+ Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
+ sprintf(buf, "array2mem address: 0x%08x is not aligned for %d byte reads", addr, width);
+ Jim_AppendStrings(interp, Jim_GetResult(interp), buf , NULL);
+ return JIM_ERR;
+ }
+
+ context = Jim_GetAssocData(interp, "context");
+ if (context == NULL)
+ {
+ LOG_ERROR("array2mem: no command context");
+ return JIM_ERR;
+ }
+ target = get_current_target(context);
+ if (target == NULL)
+ {
+ LOG_ERROR("array2mem: no current target");
+ return JIM_ERR;
+ }
+
+ /* Transfer loop */
+
+ /* index counter */
+ n = 0;
+ /* assume ok */
+ e = JIM_OK;
+ while (len) {
+ /* Slurp... in buffer size chunks */
+
+ count = len; /* in objects.. */
+ if (count > (sizeof(buffer)/width)) {
+ count = (sizeof(buffer)/width);
+ }
+
+ v = 0; /* shut up gcc */
+ for (i = 0 ;i < count ;i++, n++) {
+ get_int_array_element(interp, varname, n, &v);
+ switch (width) {
+ case 4:
+ target_buffer_set_u32(target, &buffer[i*width], v);
+ break;
+ case 2:
+ target_buffer_set_u16(target, &buffer[i*width], v);
+ break;
+ case 1:
+ buffer[i] = v & 0x0ff;
+ break;
+ }
+ }
+ len -= count;
+
+ retval = target->type->write_memory(target, addr, width, count, buffer);
+ if (retval != ERROR_OK) {
+ /* BOO !*/
+ LOG_ERROR("array2mem: Write @ 0x%08x, w=%d, cnt=%d, failed", addr, width, count);
+ Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
+ Jim_AppendStrings(interp, Jim_GetResult(interp), "mem2array: cannot read memory", NULL);
+ e = JIM_ERR;
+ len = 0;
+ }
+ }
+
+ Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
+
+ return JIM_OK;
+}