1 /***************************************************************************
2 * Copyright (C) 2005 by Dominic Rath *
3 * Dominic.Rath@gmx.de *
5 * This program is free software; you can redistribute it and/or modify *
6 * it under the terms of the GNU General Public License as published by *
7 * the Free Software Foundation; either version 2 of the License, or *
8 * (at your option) any later version. *
10 * This program is distributed in the hope that it will be useful, *
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
13 * GNU General Public License for more details. *
15 * You should have received a copy of the GNU General Public License *
16 * along with this program; if not, write to the *
17 * Free Software Foundation, Inc., *
18 * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
19 ***************************************************************************/
24 #include "replacements.h"
26 #include "target_request.h"
29 #include "configuration.h"
30 #include "binarybuffer.h"
37 #include <sys/types.h>
45 #include <time_support.h>
50 int cli_target_callback_event_handler(struct target_s *target, enum target_event event, void *priv);
53 int handle_target_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
54 int handle_targets_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
56 int handle_target_script_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
57 int handle_run_and_halt_time_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
58 int handle_working_area_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
60 int handle_reg_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
61 int handle_poll_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
62 int handle_halt_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
63 int handle_wait_halt_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
64 int handle_reset_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
65 int handle_soft_reset_halt_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
66 int handle_resume_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
67 int handle_step_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
68 int handle_md_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
69 int handle_mw_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
70 int handle_load_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
71 int handle_dump_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
72 int handle_verify_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
73 int handle_bp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
74 int handle_rbp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
75 int handle_wp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
76 int handle_rwp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
77 int handle_virt2phys_command(command_context_t *cmd_ctx, char *cmd, char **args, int argc);
78 int handle_profile_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
82 extern target_type_t arm7tdmi_target;
83 extern target_type_t arm720t_target;
84 extern target_type_t arm9tdmi_target;
85 extern target_type_t arm920t_target;
86 extern target_type_t arm966e_target;
87 extern target_type_t arm926ejs_target;
88 extern target_type_t feroceon_target;
89 extern target_type_t xscale_target;
90 extern target_type_t cortexm3_target;
91 extern target_type_t arm11_target;
93 target_type_t *target_types[] =
108 target_t *targets = NULL;
109 target_event_callback_t *target_event_callbacks = NULL;
110 target_timer_callback_t *target_timer_callbacks = NULL;
112 char *target_state_strings[] =
121 char *target_debug_reason_strings[] =
123 "debug request", "breakpoint", "watchpoint",
124 "watchpoint and breakpoint", "single step",
125 "target not halted", "undefined"
128 char *target_endianess_strings[] =
134 static int target_continous_poll = 1;
136 /* read a u32 from a buffer in target memory endianness */
137 u32 target_buffer_get_u32(target_t *target, u8 *buffer)
139 if (target->endianness == TARGET_LITTLE_ENDIAN)
140 return le_to_h_u32(buffer);
142 return be_to_h_u32(buffer);
145 /* read a u16 from a buffer in target memory endianness */
146 u16 target_buffer_get_u16(target_t *target, u8 *buffer)
148 if (target->endianness == TARGET_LITTLE_ENDIAN)
149 return le_to_h_u16(buffer);
151 return be_to_h_u16(buffer);
154 /* write a u32 to a buffer in target memory endianness */
155 void target_buffer_set_u32(target_t *target, u8 *buffer, u32 value)
157 if (target->endianness == TARGET_LITTLE_ENDIAN)
158 h_u32_to_le(buffer, value);
160 h_u32_to_be(buffer, value);
163 /* write a u16 to a buffer in target memory endianness */
164 void target_buffer_set_u16(target_t *target, u8 *buffer, u16 value)
166 if (target->endianness == TARGET_LITTLE_ENDIAN)
167 h_u16_to_le(buffer, value);
169 h_u16_to_be(buffer, value);
172 /* returns a pointer to the n-th configured target */
173 target_t* get_target_by_num(int num)
175 target_t *target = targets;
182 target = target->next;
189 int get_num_by_target(target_t *query_target)
191 target_t *target = targets;
196 if (target == query_target)
198 target = target->next;
205 target_t* get_current_target(command_context_t *cmd_ctx)
207 target_t *target = get_target_by_num(cmd_ctx->current_target);
211 LOG_ERROR("BUG: current_target out of bounds");
218 /* Process target initialization, when target entered debug out of reset
219 * the handler is unregistered at the end of this function, so it's only called once
221 int target_init_handler(struct target_s *target, enum target_event event, void *priv)
224 struct command_context_s *cmd_ctx = priv;
226 if ((event == TARGET_EVENT_HALTED) && (target->reset_script))
228 target_unregister_event_callback(target_init_handler, priv);
230 script = open_file_from_path(target->reset_script, "r");
233 LOG_ERROR("couldn't open script file %s", target->reset_script);
237 LOG_INFO("executing reset script '%s'", target->reset_script);
238 command_run_file(cmd_ctx, script, COMMAND_EXEC);
241 jtag_execute_queue();
247 int target_run_and_halt_handler(void *priv)
249 target_t *target = priv;
251 target->type->halt(target);
256 int target_process_reset(struct command_context_s *cmd_ctx)
258 int retval = ERROR_OK;
260 struct timeval timeout, now;
262 jtag->speed(jtag_speed);
264 if ((retval = jtag_init_reset(cmd_ctx)) != ERROR_OK)
268 /* prepare reset_halt where necessary */
272 if (jtag_reset_config & RESET_SRST_PULLS_TRST)
274 switch (target->reset_mode)
277 command_print(cmd_ctx, "nSRST pulls nTRST, falling back to \"reset run_and_halt\"");
278 target->reset_mode = RESET_RUN_AND_HALT;
281 command_print(cmd_ctx, "nSRST pulls nTRST, falling back to \"reset run_and_init\"");
282 target->reset_mode = RESET_RUN_AND_INIT;
288 target = target->next;
294 /* we have no idea what state the target is in, so we
295 * have to drop working areas
297 target_free_all_working_areas_restore(target, 0);
298 target->type->assert_reset(target);
299 target = target->next;
301 if ((retval = jtag_execute_queue()) != ERROR_OK)
303 LOG_WARNING("JTAG communication failed asserting reset.");
307 /* request target halt if necessary, and schedule further action */
311 switch (target->reset_mode)
314 /* nothing to do if target just wants to be run */
316 case RESET_RUN_AND_HALT:
318 target_register_timer_callback(target_run_and_halt_handler, target->run_and_halt_time, 0, target);
320 case RESET_RUN_AND_INIT:
322 target_register_timer_callback(target_run_and_halt_handler, target->run_and_halt_time, 0, target);
323 target_register_event_callback(target_init_handler, cmd_ctx);
326 target->type->halt(target);
329 target->type->halt(target);
330 target_register_event_callback(target_init_handler, cmd_ctx);
333 LOG_ERROR("BUG: unknown target->reset_mode");
335 target = target->next;
338 if ((retval = jtag_execute_queue()) != ERROR_OK)
340 LOG_WARNING("JTAG communication failed while reset was asserted. Consider using srst_only for reset_config.");
347 target->type->deassert_reset(target);
348 target = target->next;
351 if ((retval = jtag_execute_queue()) != ERROR_OK)
353 LOG_WARNING("JTAG communication failed while deasserting reset.");
357 LOG_DEBUG("Waiting for halted stated as approperiate");
359 /* Wait for reset to complete, maximum 5 seconds. */
360 gettimeofday(&timeout, NULL);
361 timeval_add_time(&timeout, 5, 0);
364 gettimeofday(&now, NULL);
366 target_call_timer_callbacks_now();
371 LOG_DEBUG("Polling target");
372 target->type->poll(target);
373 if ((target->reset_mode == RESET_RUN_AND_INIT) ||
374 (target->reset_mode == RESET_RUN_AND_HALT) ||
375 (target->reset_mode == RESET_HALT) ||
376 (target->reset_mode == RESET_INIT))
378 if (target->state != TARGET_HALTED)
380 if ((now.tv_sec > timeout.tv_sec) || ((now.tv_sec == timeout.tv_sec) && (now.tv_usec >= timeout.tv_usec)))
382 LOG_USER("Timed out waiting for halt after reset");
385 /* this will send alive messages on e.g. GDB remote protocol. */
387 LOG_USER_N("%s", ""); /* avoid warning about zero length formatting message*/
391 target = target->next;
393 /* All targets we're waiting for are halted */
401 /* We want any events to be processed before the prompt */
402 target_call_timer_callbacks_now();
404 /* if we timed out we need to unregister these handlers */
408 target_unregister_timer_callback(target_run_and_halt_handler, target);
409 target = target->next;
411 target_unregister_event_callback(target_init_handler, cmd_ctx);
414 jtag->speed(jtag_speed_post_reset);
419 static int default_virt2phys(struct target_s *target, u32 virtual, u32 *physical)
425 static int default_mmu(struct target_s *target, int *enabled)
431 int target_init(struct command_context_s *cmd_ctx)
433 target_t *target = targets;
437 if (target->type->init_target(cmd_ctx, target) != ERROR_OK)
439 LOG_ERROR("target '%s' init failed", target->type->name);
443 /* Set up default functions if none are provided by target */
444 if (target->type->virt2phys == NULL)
446 target->type->virt2phys = default_virt2phys;
448 if (target->type->mmu == NULL)
450 target->type->mmu = default_mmu;
452 target = target->next;
457 target_register_user_commands(cmd_ctx);
458 target_register_timer_callback(handle_target, 100, 1, NULL);
464 int target_register_event_callback(int (*callback)(struct target_s *target, enum target_event event, void *priv), void *priv)
466 target_event_callback_t **callbacks_p = &target_event_callbacks;
468 if (callback == NULL)
470 return ERROR_INVALID_ARGUMENTS;
475 while ((*callbacks_p)->next)
476 callbacks_p = &((*callbacks_p)->next);
477 callbacks_p = &((*callbacks_p)->next);
480 (*callbacks_p) = malloc(sizeof(target_event_callback_t));
481 (*callbacks_p)->callback = callback;
482 (*callbacks_p)->priv = priv;
483 (*callbacks_p)->next = NULL;
488 int target_register_timer_callback(int (*callback)(void *priv), int time_ms, int periodic, void *priv)
490 target_timer_callback_t **callbacks_p = &target_timer_callbacks;
493 if (callback == NULL)
495 return ERROR_INVALID_ARGUMENTS;
500 while ((*callbacks_p)->next)
501 callbacks_p = &((*callbacks_p)->next);
502 callbacks_p = &((*callbacks_p)->next);
505 (*callbacks_p) = malloc(sizeof(target_timer_callback_t));
506 (*callbacks_p)->callback = callback;
507 (*callbacks_p)->periodic = periodic;
508 (*callbacks_p)->time_ms = time_ms;
510 gettimeofday(&now, NULL);
511 (*callbacks_p)->when.tv_usec = now.tv_usec + (time_ms % 1000) * 1000;
512 time_ms -= (time_ms % 1000);
513 (*callbacks_p)->when.tv_sec = now.tv_sec + (time_ms / 1000);
514 if ((*callbacks_p)->when.tv_usec > 1000000)
516 (*callbacks_p)->when.tv_usec = (*callbacks_p)->when.tv_usec - 1000000;
517 (*callbacks_p)->when.tv_sec += 1;
520 (*callbacks_p)->priv = priv;
521 (*callbacks_p)->next = NULL;
526 int target_unregister_event_callback(int (*callback)(struct target_s *target, enum target_event event, void *priv), void *priv)
528 target_event_callback_t **p = &target_event_callbacks;
529 target_event_callback_t *c = target_event_callbacks;
531 if (callback == NULL)
533 return ERROR_INVALID_ARGUMENTS;
538 target_event_callback_t *next = c->next;
539 if ((c->callback == callback) && (c->priv == priv))
553 int target_unregister_timer_callback(int (*callback)(void *priv), void *priv)
555 target_timer_callback_t **p = &target_timer_callbacks;
556 target_timer_callback_t *c = target_timer_callbacks;
558 if (callback == NULL)
560 return ERROR_INVALID_ARGUMENTS;
565 target_timer_callback_t *next = c->next;
566 if ((c->callback == callback) && (c->priv == priv))
580 int target_call_event_callbacks(target_t *target, enum target_event event)
582 target_event_callback_t *callback = target_event_callbacks;
583 target_event_callback_t *next_callback;
585 LOG_DEBUG("target event %i", event);
589 next_callback = callback->next;
590 callback->callback(target, event, callback->priv);
591 callback = next_callback;
597 static int target_call_timer_callbacks_check_time(int checktime)
599 target_timer_callback_t *callback = target_timer_callbacks;
600 target_timer_callback_t *next_callback;
603 gettimeofday(&now, NULL);
607 next_callback = callback->next;
609 if ((!checktime&&callback->periodic)||
610 (((now.tv_sec >= callback->when.tv_sec) && (now.tv_usec >= callback->when.tv_usec))
611 || (now.tv_sec > callback->when.tv_sec)))
613 callback->callback(callback->priv);
614 if (callback->periodic)
616 int time_ms = callback->time_ms;
617 callback->when.tv_usec = now.tv_usec + (time_ms % 1000) * 1000;
618 time_ms -= (time_ms % 1000);
619 callback->when.tv_sec = now.tv_sec + time_ms / 1000;
620 if (callback->when.tv_usec > 1000000)
622 callback->when.tv_usec = callback->when.tv_usec - 1000000;
623 callback->when.tv_sec += 1;
627 target_unregister_timer_callback(callback->callback, callback->priv);
630 callback = next_callback;
636 int target_call_timer_callbacks()
638 return target_call_timer_callbacks_check_time(1);
641 /* invoke periodic callbacks immediately */
642 int target_call_timer_callbacks_now()
644 return target_call_timer_callbacks(0);
648 int target_alloc_working_area(struct target_s *target, u32 size, working_area_t **area)
650 working_area_t *c = target->working_areas;
651 working_area_t *new_wa = NULL;
653 /* Reevaluate working area address based on MMU state*/
654 if (target->working_areas == NULL)
658 retval = target->type->mmu(target, &enabled);
659 if (retval != ERROR_OK)
665 target->working_area = target->working_area_virt;
669 target->working_area = target->working_area_phys;
673 /* only allocate multiples of 4 byte */
676 LOG_ERROR("BUG: code tried to allocate unaligned number of bytes, padding");
677 size = CEIL(size, 4);
680 /* see if there's already a matching working area */
683 if ((c->free) && (c->size == size))
691 /* if not, allocate a new one */
694 working_area_t **p = &target->working_areas;
695 u32 first_free = target->working_area;
696 u32 free_size = target->working_area_size;
698 LOG_DEBUG("allocating new working area");
700 c = target->working_areas;
703 first_free += c->size;
704 free_size -= c->size;
709 if (free_size < size)
711 LOG_WARNING("not enough working area available(requested %d, free %d)", size, free_size);
712 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE;
715 new_wa = malloc(sizeof(working_area_t));
718 new_wa->address = first_free;
720 if (target->backup_working_area)
722 new_wa->backup = malloc(new_wa->size);
723 target->type->read_memory(target, new_wa->address, 4, new_wa->size / 4, new_wa->backup);
727 new_wa->backup = NULL;
730 /* put new entry in list */
734 /* mark as used, and return the new (reused) area */
744 int target_free_working_area_restore(struct target_s *target, working_area_t *area, int restore)
749 if (restore&&target->backup_working_area)
750 target->type->write_memory(target, area->address, 4, area->size / 4, area->backup);
754 /* mark user pointer invalid */
761 int target_free_working_area(struct target_s *target, working_area_t *area)
763 return target_free_working_area_restore(target, area, 1);
766 int target_free_all_working_areas_restore(struct target_s *target, int restore)
768 working_area_t *c = target->working_areas;
772 working_area_t *next = c->next;
773 target_free_working_area_restore(target, c, restore);
783 target->working_areas = NULL;
788 int target_free_all_working_areas(struct target_s *target)
790 return target_free_all_working_areas_restore(target, 1);
793 int target_register_commands(struct command_context_s *cmd_ctx)
795 register_command(cmd_ctx, NULL, "target", handle_target_command, COMMAND_CONFIG, "target <cpu> [reset_init default - DEPRECATED] <chainpos> <endianness> <variant> [cpu type specifc args]");
796 register_command(cmd_ctx, NULL, "targets", handle_targets_command, COMMAND_EXEC, NULL);
797 register_command(cmd_ctx, NULL, "target_script", handle_target_script_command, COMMAND_CONFIG, NULL);
798 register_command(cmd_ctx, NULL, "run_and_halt_time", handle_run_and_halt_time_command, COMMAND_CONFIG, "<target> <run time ms>");
799 register_command(cmd_ctx, NULL, "working_area", handle_working_area_command, COMMAND_ANY, "working_area <target#> <address> <size> <'backup'|'nobackup'> [virtual address]");
800 register_command(cmd_ctx, NULL, "virt2phys", handle_virt2phys_command, COMMAND_ANY, "virt2phys <virtual address>");
801 register_command(cmd_ctx, NULL, "profile", handle_profile_command, COMMAND_EXEC, "PRELIMINARY! - profile <seconds> <gmon.out>");
806 int target_arch_state(struct target_s *target)
811 LOG_USER("No target has been configured");
815 LOG_USER("target state: %s", target_state_strings[target->state]);
817 if (target->state!=TARGET_HALTED)
820 retval=target->type->arch_state(target);
824 /* Single aligned words are guaranteed to use 16 or 32 bit access
825 * mode respectively, otherwise data is handled as quickly as
828 int target_write_buffer(struct target_s *target, u32 address, u32 size, u8 *buffer)
832 LOG_DEBUG("writing buffer of %i byte at 0x%8.8x", size, address);
834 if (((address % 2) == 0) && (size == 2))
836 return target->type->write_memory(target, address, 2, 1, buffer);
839 /* handle unaligned head bytes */
842 int unaligned = 4 - (address % 4);
844 if (unaligned > size)
847 if ((retval = target->type->write_memory(target, address, 1, unaligned, buffer)) != ERROR_OK)
851 address += unaligned;
855 /* handle aligned words */
858 int aligned = size - (size % 4);
860 /* use bulk writes above a certain limit. This may have to be changed */
863 if ((retval = target->type->bulk_write_memory(target, address, aligned / 4, buffer)) != ERROR_OK)
868 if ((retval = target->type->write_memory(target, address, 4, aligned / 4, buffer)) != ERROR_OK)
877 /* handle tail writes of less than 4 bytes */
880 if ((retval = target->type->write_memory(target, address, 1, size, buffer)) != ERROR_OK)
888 /* Single aligned words are guaranteed to use 16 or 32 bit access
889 * mode respectively, otherwise data is handled as quickly as
892 int target_read_buffer(struct target_s *target, u32 address, u32 size, u8 *buffer)
896 LOG_DEBUG("reading buffer of %i byte at 0x%8.8x", size, address);
898 if (((address % 2) == 0) && (size == 2))
900 return target->type->read_memory(target, address, 2, 1, buffer);
903 /* handle unaligned head bytes */
906 int unaligned = 4 - (address % 4);
908 if (unaligned > size)
911 if ((retval = target->type->read_memory(target, address, 1, unaligned, buffer)) != ERROR_OK)
915 address += unaligned;
919 /* handle aligned words */
922 int aligned = size - (size % 4);
924 if ((retval = target->type->read_memory(target, address, 4, aligned / 4, buffer)) != ERROR_OK)
932 /* handle tail writes of less than 4 bytes */
935 if ((retval = target->type->read_memory(target, address, 1, size, buffer)) != ERROR_OK)
942 int target_checksum_memory(struct target_s *target, u32 address, u32 size, u32* crc)
949 if ((retval = target->type->checksum_memory(target, address,
950 size, &checksum)) == ERROR_TARGET_RESOURCE_NOT_AVAILABLE)
952 buffer = malloc(size);
955 LOG_ERROR("error allocating buffer for section (%d bytes)", size);
956 return ERROR_INVALID_ARGUMENTS;
958 retval = target_read_buffer(target, address, size, buffer);
959 if (retval != ERROR_OK)
965 /* convert to target endianess */
966 for (i = 0; i < (size/sizeof(u32)); i++)
969 target_data = target_buffer_get_u32(target, &buffer[i*sizeof(u32)]);
970 target_buffer_set_u32(target, &buffer[i*sizeof(u32)], target_data);
973 retval = image_calculate_checksum( buffer, size, &checksum );
982 int target_read_u32(struct target_s *target, u32 address, u32 *value)
986 int retval = target->type->read_memory(target, address, 4, 1, value_buf);
988 if (retval == ERROR_OK)
990 *value = target_buffer_get_u32(target, value_buf);
991 LOG_DEBUG("address: 0x%8.8x, value: 0x%8.8x", address, *value);
996 LOG_DEBUG("address: 0x%8.8x failed", address);
1002 int target_read_u16(struct target_s *target, u32 address, u16 *value)
1006 int retval = target->type->read_memory(target, address, 2, 1, value_buf);
1008 if (retval == ERROR_OK)
1010 *value = target_buffer_get_u16(target, value_buf);
1011 LOG_DEBUG("address: 0x%8.8x, value: 0x%4.4x", address, *value);
1016 LOG_DEBUG("address: 0x%8.8x failed", address);
1022 int target_read_u8(struct target_s *target, u32 address, u8 *value)
1024 int retval = target->type->read_memory(target, address, 1, 1, value);
1026 if (retval == ERROR_OK)
1028 LOG_DEBUG("address: 0x%8.8x, value: 0x%2.2x", address, *value);
1033 LOG_DEBUG("address: 0x%8.8x failed", address);
1039 int target_write_u32(struct target_s *target, u32 address, u32 value)
1044 LOG_DEBUG("address: 0x%8.8x, value: 0x%8.8x", address, value);
1046 target_buffer_set_u32(target, value_buf, value);
1047 if ((retval = target->type->write_memory(target, address, 4, 1, value_buf)) != ERROR_OK)
1049 LOG_DEBUG("failed: %i", retval);
1055 int target_write_u16(struct target_s *target, u32 address, u16 value)
1060 LOG_DEBUG("address: 0x%8.8x, value: 0x%8.8x", address, value);
1062 target_buffer_set_u16(target, value_buf, value);
1063 if ((retval = target->type->write_memory(target, address, 2, 1, value_buf)) != ERROR_OK)
1065 LOG_DEBUG("failed: %i", retval);
1071 int target_write_u8(struct target_s *target, u32 address, u8 value)
1075 LOG_DEBUG("address: 0x%8.8x, value: 0x%2.2x", address, value);
1077 if ((retval = target->type->read_memory(target, address, 1, 1, &value)) != ERROR_OK)
1079 LOG_DEBUG("failed: %i", retval);
1085 int target_register_user_commands(struct command_context_s *cmd_ctx)
1087 register_command(cmd_ctx, NULL, "reg", handle_reg_command, COMMAND_EXEC, NULL);
1088 register_command(cmd_ctx, NULL, "poll", handle_poll_command, COMMAND_EXEC, "poll target state");
1089 register_command(cmd_ctx, NULL, "wait_halt", handle_wait_halt_command, COMMAND_EXEC, "wait for target halt [time (s)]");
1090 register_command(cmd_ctx, NULL, "halt", handle_halt_command, COMMAND_EXEC, "halt target");
1091 register_command(cmd_ctx, NULL, "resume", handle_resume_command, COMMAND_EXEC, "resume target [addr]");
1092 register_command(cmd_ctx, NULL, "step", handle_step_command, COMMAND_EXEC, "step one instruction from current PC or [addr]");
1093 register_command(cmd_ctx, NULL, "reset", handle_reset_command, COMMAND_EXEC, "reset target [run|halt|init|run_and_halt|run_and_init]");
1094 register_command(cmd_ctx, NULL, "soft_reset_halt", handle_soft_reset_halt_command, COMMAND_EXEC, "halt the target and do a soft reset");
1096 register_command(cmd_ctx, NULL, "mdw", handle_md_command, COMMAND_EXEC, "display memory words <addr> [count]");
1097 register_command(cmd_ctx, NULL, "mdh", handle_md_command, COMMAND_EXEC, "display memory half-words <addr> [count]");
1098 register_command(cmd_ctx, NULL, "mdb", handle_md_command, COMMAND_EXEC, "display memory bytes <addr> [count]");
1100 register_command(cmd_ctx, NULL, "mww", handle_mw_command, COMMAND_EXEC, "write memory word <addr> <value> [count]");
1101 register_command(cmd_ctx, NULL, "mwh", handle_mw_command, COMMAND_EXEC, "write memory half-word <addr> <value> [count]");
1102 register_command(cmd_ctx, NULL, "mwb", handle_mw_command, COMMAND_EXEC, "write memory byte <addr> <value> [count]");
1104 register_command(cmd_ctx, NULL, "bp", handle_bp_command, COMMAND_EXEC, "set breakpoint <address> <length> [hw]");
1105 register_command(cmd_ctx, NULL, "rbp", handle_rbp_command, COMMAND_EXEC, "remove breakpoint <adress>");
1106 register_command(cmd_ctx, NULL, "wp", handle_wp_command, COMMAND_EXEC, "set watchpoint <address> <length> <r/w/a> [value] [mask]");
1107 register_command(cmd_ctx, NULL, "rwp", handle_rwp_command, COMMAND_EXEC, "remove watchpoint <adress>");
1109 register_command(cmd_ctx, NULL, "load_image", handle_load_image_command, COMMAND_EXEC, "load_image <file> <address> ['bin'|'ihex'|'elf'|'s19']");
1110 register_command(cmd_ctx, NULL, "dump_image", handle_dump_image_command, COMMAND_EXEC, "dump_image <file> <address> <size>");
1111 register_command(cmd_ctx, NULL, "verify_image", handle_verify_image_command, COMMAND_EXEC, "verify_image <file> [offset] [type]");
1112 register_command(cmd_ctx, NULL, "load_binary", handle_load_image_command, COMMAND_EXEC, "[DEPRECATED] load_binary <file> <address>");
1113 register_command(cmd_ctx, NULL, "dump_binary", handle_dump_image_command, COMMAND_EXEC, "[DEPRECATED] dump_binary <file> <address> <size>");
1115 target_request_register_commands(cmd_ctx);
1116 trace_register_commands(cmd_ctx);
1121 int handle_targets_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1123 target_t *target = targets;
1128 int num = strtoul(args[0], NULL, 0);
1133 target = target->next;
1137 cmd_ctx->current_target = num;
1139 command_print(cmd_ctx, "%i is out of bounds, only %i targets are configured", num, count);
1146 command_print(cmd_ctx, "%i: %s (%s), state: %s", count++, target->type->name, target_endianess_strings[target->endianness], target_state_strings[target->state]);
1147 target = target->next;
1153 int handle_target_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1160 return ERROR_COMMAND_SYNTAX_ERROR;
1163 /* search for the specified target */
1164 if (args[0] && (args[0][0] != 0))
1166 for (i = 0; target_types[i]; i++)
1168 if (strcmp(args[0], target_types[i]->name) == 0)
1170 target_t **last_target_p = &targets;
1172 /* register target specific commands */
1173 if (target_types[i]->register_commands(cmd_ctx) != ERROR_OK)
1175 LOG_ERROR("couldn't register '%s' commands", args[0]);
1181 while ((*last_target_p)->next)
1182 last_target_p = &((*last_target_p)->next);
1183 last_target_p = &((*last_target_p)->next);
1186 *last_target_p = malloc(sizeof(target_t));
1188 (*last_target_p)->type = target_types[i];
1190 if (strcmp(args[1], "big") == 0)
1191 (*last_target_p)->endianness = TARGET_BIG_ENDIAN;
1192 else if (strcmp(args[1], "little") == 0)
1193 (*last_target_p)->endianness = TARGET_LITTLE_ENDIAN;
1196 LOG_ERROR("endianness must be either 'little' or 'big', not '%s'", args[1]);
1197 return ERROR_COMMAND_SYNTAX_ERROR;
1200 /* what to do on a target reset */
1201 (*last_target_p)->reset_mode = RESET_INIT; /* default */
1202 if (strcmp(args[2], "reset_halt") == 0)
1203 (*last_target_p)->reset_mode = RESET_HALT;
1204 else if (strcmp(args[2], "reset_run") == 0)
1205 (*last_target_p)->reset_mode = RESET_RUN;
1206 else if (strcmp(args[2], "reset_init") == 0)
1207 (*last_target_p)->reset_mode = RESET_INIT;
1208 else if (strcmp(args[2], "run_and_halt") == 0)
1209 (*last_target_p)->reset_mode = RESET_RUN_AND_HALT;
1210 else if (strcmp(args[2], "run_and_init") == 0)
1211 (*last_target_p)->reset_mode = RESET_RUN_AND_INIT;
1214 /* Kludge! we want to make this reset arg optional while remaining compatible! */
1218 (*last_target_p)->run_and_halt_time = 1000; /* default 1s */
1220 (*last_target_p)->reset_script = NULL;
1221 (*last_target_p)->post_halt_script = NULL;
1222 (*last_target_p)->pre_resume_script = NULL;
1223 (*last_target_p)->gdb_program_script = NULL;
1225 (*last_target_p)->working_area = 0x0;
1226 (*last_target_p)->working_area_size = 0x0;
1227 (*last_target_p)->working_areas = NULL;
1228 (*last_target_p)->backup_working_area = 0;
1230 (*last_target_p)->state = TARGET_UNKNOWN;
1231 (*last_target_p)->debug_reason = DBG_REASON_UNDEFINED;
1232 (*last_target_p)->reg_cache = NULL;
1233 (*last_target_p)->breakpoints = NULL;
1234 (*last_target_p)->watchpoints = NULL;
1235 (*last_target_p)->next = NULL;
1236 (*last_target_p)->arch_info = NULL;
1238 /* initialize trace information */
1239 (*last_target_p)->trace_info = malloc(sizeof(trace_t));
1240 (*last_target_p)->trace_info->num_trace_points = 0;
1241 (*last_target_p)->trace_info->trace_points_size = 0;
1242 (*last_target_p)->trace_info->trace_points = NULL;
1243 (*last_target_p)->trace_info->trace_history_size = 0;
1244 (*last_target_p)->trace_info->trace_history = NULL;
1245 (*last_target_p)->trace_info->trace_history_pos = 0;
1246 (*last_target_p)->trace_info->trace_history_overflowed = 0;
1248 (*last_target_p)->dbgmsg = NULL;
1249 (*last_target_p)->dbg_msg_enabled = 0;
1251 (*last_target_p)->type->target_command(cmd_ctx, cmd, args, argc, *last_target_p);
1259 /* no matching target found */
1262 LOG_ERROR("target '%s' not found", args[0]);
1263 return ERROR_COMMAND_SYNTAX_ERROR;
1269 /* usage: target_script <target#> <event> <script_file> */
1270 int handle_target_script_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1272 target_t *target = NULL;
1276 LOG_ERROR("incomplete target_script command");
1277 return ERROR_COMMAND_SYNTAX_ERROR;
1280 target = get_target_by_num(strtoul(args[0], NULL, 0));
1284 return ERROR_COMMAND_SYNTAX_ERROR;
1287 if (strcmp(args[1], "reset") == 0)
1289 if (target->reset_script)
1290 free(target->reset_script);
1291 target->reset_script = strdup(args[2]);
1293 else if (strcmp(args[1], "post_halt") == 0)
1295 if (target->post_halt_script)
1296 free(target->post_halt_script);
1297 target->post_halt_script = strdup(args[2]);
1299 else if (strcmp(args[1], "pre_resume") == 0)
1301 if (target->pre_resume_script)
1302 free(target->pre_resume_script);
1303 target->pre_resume_script = strdup(args[2]);
1305 else if (strcmp(args[1], "gdb_program_config") == 0)
1307 if (target->gdb_program_script)
1308 free(target->gdb_program_script);
1309 target->gdb_program_script = strdup(args[2]);
1313 LOG_ERROR("unknown event type: '%s", args[1]);
1314 return ERROR_COMMAND_SYNTAX_ERROR;
1320 int handle_run_and_halt_time_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1322 target_t *target = NULL;
1326 return ERROR_COMMAND_SYNTAX_ERROR;
1329 target = get_target_by_num(strtoul(args[0], NULL, 0));
1332 return ERROR_COMMAND_SYNTAX_ERROR;
1335 target->run_and_halt_time = strtoul(args[1], NULL, 0);
1340 int handle_working_area_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1342 target_t *target = NULL;
1344 if ((argc < 4) || (argc > 5))
1346 return ERROR_COMMAND_SYNTAX_ERROR;
1349 target = get_target_by_num(strtoul(args[0], NULL, 0));
1352 return ERROR_COMMAND_SYNTAX_ERROR;
1354 target_free_all_working_areas(target);
1356 target->working_area_phys = target->working_area_virt = strtoul(args[1], NULL, 0);
1359 target->working_area_virt = strtoul(args[4], NULL, 0);
1361 target->working_area_size = strtoul(args[2], NULL, 0);
1363 if (strcmp(args[3], "backup") == 0)
1365 target->backup_working_area = 1;
1367 else if (strcmp(args[3], "nobackup") == 0)
1369 target->backup_working_area = 0;
1373 LOG_ERROR("unrecognized <backup|nobackup> argument (%s)", args[3]);
1374 return ERROR_COMMAND_SYNTAX_ERROR;
1381 /* process target state changes */
1382 int handle_target(void *priv)
1385 target_t *target = targets;
1389 /* only poll if target isn't already halted */
1390 if (target->state != TARGET_HALTED)
1392 if (target_continous_poll)
1393 if ((retval = target->type->poll(target)) != ERROR_OK)
1395 LOG_ERROR("couldn't poll target(%d). It's due for a reset.", retval);
1399 target = target->next;
1405 int handle_reg_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1414 target = get_current_target(cmd_ctx);
1416 /* list all available registers for the current target */
1419 reg_cache_t *cache = target->reg_cache;
1425 for (i = 0; i < cache->num_regs; i++)
1427 value = buf_to_str(cache->reg_list[i].value, cache->reg_list[i].size, 16);
1428 command_print(cmd_ctx, "(%i) %s (/%i): 0x%s (dirty: %i, valid: %i)", count++, cache->reg_list[i].name, cache->reg_list[i].size, value, cache->reg_list[i].dirty, cache->reg_list[i].valid);
1431 cache = cache->next;
1437 /* access a single register by its ordinal number */
1438 if ((args[0][0] >= '0') && (args[0][0] <= '9'))
1440 int num = strtoul(args[0], NULL, 0);
1441 reg_cache_t *cache = target->reg_cache;
1447 for (i = 0; i < cache->num_regs; i++)
1451 reg = &cache->reg_list[i];
1457 cache = cache->next;
1462 command_print(cmd_ctx, "%i is out of bounds, the current target has only %i registers (0 - %i)", num, count, count - 1);
1465 } else /* access a single register by its name */
1467 reg = register_get_by_name(target->reg_cache, args[0], 1);
1471 command_print(cmd_ctx, "register %s not found in current target", args[0]);
1476 /* display a register */
1477 if ((argc == 1) || ((argc == 2) && !((args[1][0] >= '0') && (args[1][0] <= '9'))))
1479 if ((argc == 2) && (strcmp(args[1], "force") == 0))
1482 if (reg->valid == 0)
1484 reg_arch_type_t *arch_type = register_get_arch_type(reg->arch_type);
1485 if (arch_type == NULL)
1487 LOG_ERROR("BUG: encountered unregistered arch type");
1490 arch_type->get(reg);
1492 value = buf_to_str(reg->value, reg->size, 16);
1493 command_print(cmd_ctx, "%s (/%i): 0x%s", reg->name, reg->size, value);
1498 /* set register value */
1501 u8 *buf = malloc(CEIL(reg->size, 8));
1502 str_to_buf(args[1], strlen(args[1]), buf, reg->size, 0);
1504 reg_arch_type_t *arch_type = register_get_arch_type(reg->arch_type);
1505 if (arch_type == NULL)
1507 LOG_ERROR("BUG: encountered unregistered arch type");
1511 arch_type->set(reg, buf);
1513 value = buf_to_str(reg->value, reg->size, 16);
1514 command_print(cmd_ctx, "%s (/%i): 0x%s", reg->name, reg->size, value);
1522 command_print(cmd_ctx, "usage: reg <#|name> [value]");
1527 static int wait_state(struct command_context_s *cmd_ctx, char *cmd, enum target_state state, int ms);
1529 int handle_poll_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1531 target_t *target = get_current_target(cmd_ctx);
1535 target->type->poll(target);
1536 target_arch_state(target);
1540 if (strcmp(args[0], "on") == 0)
1542 target_continous_poll = 1;
1544 else if (strcmp(args[0], "off") == 0)
1546 target_continous_poll = 0;
1550 command_print(cmd_ctx, "arg is \"on\" or \"off\"");
1558 int handle_wait_halt_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1566 ms = strtoul(args[0], &end, 0) * 1000;
1569 command_print(cmd_ctx, "usage: %s [seconds]", cmd);
1574 return wait_state(cmd_ctx, cmd, TARGET_HALTED, ms);
1577 static void target_process_events(struct command_context_s *cmd_ctx)
1579 target_t *target = get_current_target(cmd_ctx);
1580 target->type->poll(target);
1581 target_call_timer_callbacks_now();
1584 static int wait_state(struct command_context_s *cmd_ctx, char *cmd, enum target_state state, int ms)
1587 struct timeval timeout, now;
1589 gettimeofday(&timeout, NULL);
1590 timeval_add_time(&timeout, 0, ms * 1000);
1592 target_t *target = get_current_target(cmd_ctx);
1595 if ((retval=target->type->poll(target))!=ERROR_OK)
1597 target_call_timer_callbacks_now();
1598 if (target->state == state)
1605 command_print(cmd_ctx, "waiting for target %s...", target_state_strings[state]);
1608 gettimeofday(&now, NULL);
1609 if ((now.tv_sec > timeout.tv_sec) || ((now.tv_sec == timeout.tv_sec) && (now.tv_usec >= timeout.tv_usec)))
1611 LOG_ERROR("timed out while waiting for target %s", target_state_strings[state]);
1619 int handle_halt_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1622 target_t *target = get_current_target(cmd_ctx);
1626 if ((retval = target->type->halt(target)) != ERROR_OK)
1631 return handle_wait_halt_command(cmd_ctx, cmd, args, argc);
1635 int handle_soft_reset_halt_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1637 target_t *target = get_current_target(cmd_ctx);
1639 LOG_USER("requesting target halt and executing a soft reset");
1641 target->type->soft_reset_halt(target);
1646 int handle_reset_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1648 target_t *target = get_current_target(cmd_ctx);
1649 enum target_reset_mode reset_mode = target->reset_mode;
1650 enum target_reset_mode save = target->reset_mode;
1656 if (strcmp("run", args[0]) == 0)
1657 reset_mode = RESET_RUN;
1658 else if (strcmp("halt", args[0]) == 0)
1659 reset_mode = RESET_HALT;
1660 else if (strcmp("init", args[0]) == 0)
1661 reset_mode = RESET_INIT;
1662 else if (strcmp("run_and_halt", args[0]) == 0)
1664 reset_mode = RESET_RUN_AND_HALT;
1667 target->run_and_halt_time = strtoul(args[1], NULL, 0);
1670 else if (strcmp("run_and_init", args[0]) == 0)
1672 reset_mode = RESET_RUN_AND_INIT;
1675 target->run_and_halt_time = strtoul(args[1], NULL, 0);
1680 command_print(cmd_ctx, "usage: reset ['run', 'halt', 'init', 'run_and_halt', 'run_and_init]");
1685 /* temporarily modify mode of current reset target */
1686 target->reset_mode = reset_mode;
1688 /* reset *all* targets */
1689 target_process_reset(cmd_ctx);
1691 /* Restore default reset mode for this target */
1692 target->reset_mode = save;
1697 int handle_resume_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1700 target_t *target = get_current_target(cmd_ctx);
1703 retval = target->type->resume(target, 1, 0, 1, 0); /* current pc, addr = 0, handle breakpoints, not debugging */
1705 retval = target->type->resume(target, 0, strtoul(args[0], NULL, 0), 1, 0); /* addr = args[0], handle breakpoints, not debugging */
1708 return ERROR_COMMAND_SYNTAX_ERROR;
1711 target_process_events(cmd_ctx);
1716 int handle_step_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1718 target_t *target = get_current_target(cmd_ctx);
1723 target->type->step(target, 1, 0, 1); /* current pc, addr = 0, handle breakpoints */
1726 target->type->step(target, 0, strtoul(args[0], NULL, 0), 1); /* addr = args[0], handle breakpoints */
1731 int handle_md_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1733 const int line_bytecnt = 32;
1746 target_t *target = get_current_target(cmd_ctx);
1752 count = strtoul(args[1], NULL, 0);
1754 address = strtoul(args[0], NULL, 0);
1760 size = 4; line_modulo = line_bytecnt / 4;
1763 size = 2; line_modulo = line_bytecnt / 2;
1766 size = 1; line_modulo = line_bytecnt / 1;
1772 buffer = calloc(count, size);
1773 retval = target->type->read_memory(target, address, size, count, buffer);
1774 if (retval == ERROR_OK)
1778 for (i = 0; i < count; i++)
1780 if (i%line_modulo == 0)
1781 output_len += snprintf(output + output_len, 128 - output_len, "0x%8.8x: ", address + (i*size));
1786 output_len += snprintf(output + output_len, 128 - output_len, "%8.8x ", target_buffer_get_u32(target, &buffer[i*4]));
1789 output_len += snprintf(output + output_len, 128 - output_len, "%4.4x ", target_buffer_get_u16(target, &buffer[i*2]));
1792 output_len += snprintf(output + output_len, 128 - output_len, "%2.2x ", buffer[i*1]);
1796 if ((i%line_modulo == line_modulo-1) || (i == count - 1))
1798 command_print(cmd_ctx, output);
1804 LOG_ERROR("Failure examining memory");
1812 int handle_mw_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1819 target_t *target = get_current_target(cmd_ctx);
1822 if ((argc < 2) || (argc > 3))
1823 return ERROR_COMMAND_SYNTAX_ERROR;
1825 address = strtoul(args[0], NULL, 0);
1826 value = strtoul(args[1], NULL, 0);
1828 count = strtoul(args[2], NULL, 0);
1835 target_buffer_set_u32(target, value_buf, value);
1839 target_buffer_set_u16(target, value_buf, value);
1843 value_buf[0] = value;
1846 return ERROR_COMMAND_SYNTAX_ERROR;
1848 for (i=0; i<count; i++)
1854 retval = target->type->write_memory(target, address + i*wordsize, 4, 1, value_buf);
1857 retval = target->type->write_memory(target, address + i*wordsize, 2, 1, value_buf);
1860 retval = target->type->write_memory(target, address + i*wordsize, 1, 1, value_buf);
1865 if (retval!=ERROR_OK)
1875 int handle_load_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1885 duration_t duration;
1886 char *duration_text;
1888 target_t *target = get_current_target(cmd_ctx);
1892 command_print(cmd_ctx, "usage: load_image <filename> [address] [type]");
1896 /* a base address isn't always necessary, default to 0x0 (i.e. don't relocate) */
1899 image.base_address_set = 1;
1900 image.base_address = strtoul(args[1], NULL, 0);
1904 image.base_address_set = 0;
1907 image.start_address_set = 0;
1909 duration_start_measure(&duration);
1911 if (image_open(&image, args[0], (argc >= 3) ? args[2] : NULL) != ERROR_OK)
1918 for (i = 0; i < image.num_sections; i++)
1920 buffer = malloc(image.sections[i].size);
1923 command_print(cmd_ctx, "error allocating buffer for section (%d bytes)", image.sections[i].size);
1927 if ((retval = image_read_section(&image, i, 0x0, image.sections[i].size, buffer, &buf_cnt)) != ERROR_OK)
1932 if ((retval = target_write_buffer(target, image.sections[i].base_address, buf_cnt, buffer)) != ERROR_OK)
1937 image_size += buf_cnt;
1938 command_print(cmd_ctx, "%u byte written at address 0x%8.8x", buf_cnt, image.sections[i].base_address);
1943 duration_stop_measure(&duration, &duration_text);
1944 if (retval==ERROR_OK)
1946 command_print(cmd_ctx, "downloaded %u byte in %s", image_size, duration_text);
1948 free(duration_text);
1950 image_close(&image);
1956 int handle_dump_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1963 int retval=ERROR_OK;
1965 duration_t duration;
1966 char *duration_text;
1968 target_t *target = get_current_target(cmd_ctx);
1972 command_print(cmd_ctx, "usage: dump_image <filename> <address> <size>");
1976 address = strtoul(args[1], NULL, 0);
1977 size = strtoul(args[2], NULL, 0);
1979 if ((address & 3) || (size & 3))
1981 command_print(cmd_ctx, "only 32-bit aligned address and size are supported");
1985 if (fileio_open(&fileio, args[0], FILEIO_WRITE, FILEIO_BINARY) != ERROR_OK)
1990 duration_start_measure(&duration);
1995 u32 this_run_size = (size > 560) ? 560 : size;
1997 retval = target->type->read_memory(target, address, 4, this_run_size / 4, buffer);
1998 if (retval != ERROR_OK)
2003 retval = fileio_write(&fileio, this_run_size, buffer, &size_written);
2004 if (retval != ERROR_OK)
2009 size -= this_run_size;
2010 address += this_run_size;
2013 fileio_close(&fileio);
2015 duration_stop_measure(&duration, &duration_text);
2016 if (retval==ERROR_OK)
2018 command_print(cmd_ctx, "dumped %"PRIi64" byte in %s", fileio.size, duration_text);
2020 free(duration_text);
2025 int handle_verify_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
2033 u32 mem_checksum = 0;
2037 duration_t duration;
2038 char *duration_text;
2040 target_t *target = get_current_target(cmd_ctx);
2044 return ERROR_COMMAND_SYNTAX_ERROR;
2049 LOG_ERROR("no target selected");
2053 duration_start_measure(&duration);
2057 image.base_address_set = 1;
2058 image.base_address = strtoul(args[1], NULL, 0);
2062 image.base_address_set = 0;
2063 image.base_address = 0x0;
2066 image.start_address_set = 0;
2068 if ((retval=image_open(&image, args[0], (argc == 3) ? args[2] : NULL)) != ERROR_OK)
2075 for (i = 0; i < image.num_sections; i++)
2077 buffer = malloc(image.sections[i].size);
2080 command_print(cmd_ctx, "error allocating buffer for section (%d bytes)", image.sections[i].size);
2083 if ((retval = image_read_section(&image, i, 0x0, image.sections[i].size, buffer, &buf_cnt)) != ERROR_OK)
2089 /* calculate checksum of image */
2090 image_calculate_checksum( buffer, buf_cnt, &checksum );
2092 retval = target_checksum_memory(target, image.sections[i].base_address, buf_cnt, &mem_checksum);
2093 if( retval != ERROR_OK )
2099 if( checksum != mem_checksum )
2101 /* failed crc checksum, fall back to a binary compare */
2104 command_print(cmd_ctx, "checksum mismatch - attempting binary compare");
2106 data = (u8*)malloc(buf_cnt);
2108 /* Can we use 32bit word accesses? */
2110 int count = buf_cnt;
2111 if ((count % 4) == 0)
2116 retval = target->type->read_memory(target, image.sections[i].base_address, size, count, data);
2117 if (retval == ERROR_OK)
2120 for (t = 0; t < buf_cnt; t++)
2122 if (data[t] != buffer[t])
2124 command_print(cmd_ctx, "Verify operation failed address 0x%08x. Was 0x%02x instead of 0x%02x\n", t + image.sections[i].base_address, data[t], buffer[t]);
2137 image_size += buf_cnt;
2140 duration_stop_measure(&duration, &duration_text);
2141 if (retval==ERROR_OK)
2143 command_print(cmd_ctx, "verified %u bytes in %s", image_size, duration_text);
2145 free(duration_text);
2147 image_close(&image);
2152 int handle_bp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
2155 target_t *target = get_current_target(cmd_ctx);
2159 breakpoint_t *breakpoint = target->breakpoints;
2163 if (breakpoint->type == BKPT_SOFT)
2165 char* buf = buf_to_str(breakpoint->orig_instr, breakpoint->length, 16);
2166 command_print(cmd_ctx, "0x%8.8x, 0x%x, %i, 0x%s", breakpoint->address, breakpoint->length, breakpoint->set, buf);
2171 command_print(cmd_ctx, "0x%8.8x, 0x%x, %i", breakpoint->address, breakpoint->length, breakpoint->set);
2173 breakpoint = breakpoint->next;
2181 length = strtoul(args[1], NULL, 0);
2184 if (strcmp(args[2], "hw") == 0)
2187 if ((retval = breakpoint_add(target, strtoul(args[0], NULL, 0), length, hw)) != ERROR_OK)
2189 LOG_ERROR("Failure setting breakpoints");
2193 command_print(cmd_ctx, "breakpoint added at address 0x%8.8x", strtoul(args[0], NULL, 0));
2198 command_print(cmd_ctx, "usage: bp <address> <length> ['hw']");
2204 int handle_rbp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
2206 target_t *target = get_current_target(cmd_ctx);
2209 breakpoint_remove(target, strtoul(args[0], NULL, 0));
2214 int handle_wp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
2216 target_t *target = get_current_target(cmd_ctx);
2221 watchpoint_t *watchpoint = target->watchpoints;
2225 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);
2226 watchpoint = watchpoint->next;
2231 enum watchpoint_rw type = WPT_ACCESS;
2232 u32 data_value = 0x0;
2233 u32 data_mask = 0xffffffff;
2249 command_print(cmd_ctx, "usage: wp <address> <length> [r/w/a] [value] [mask]");
2255 data_value = strtoul(args[3], NULL, 0);
2259 data_mask = strtoul(args[4], NULL, 0);
2262 if ((retval = watchpoint_add(target, strtoul(args[0], NULL, 0),
2263 strtoul(args[1], NULL, 0), type, data_value, data_mask)) != ERROR_OK)
2265 LOG_ERROR("Failure setting breakpoints");
2270 command_print(cmd_ctx, "usage: wp <address> <length> [r/w/a] [value] [mask]");
2276 int handle_rwp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
2278 target_t *target = get_current_target(cmd_ctx);
2281 watchpoint_remove(target, strtoul(args[0], NULL, 0));
2286 int handle_virt2phys_command(command_context_t *cmd_ctx, char *cmd, char **args, int argc)
2289 target_t *target = get_current_target(cmd_ctx);
2295 return ERROR_COMMAND_SYNTAX_ERROR;
2297 va = strtoul(args[0], NULL, 0);
2299 retval = target->type->virt2phys(target, va, &pa);
2300 if (retval == ERROR_OK)
2302 command_print(cmd_ctx, "Physical address 0x%08x", pa);
2306 /* lower levels will have logged a detailed error which is
2307 * forwarded to telnet/GDB session.
2312 static void writeLong(FILE *f, int l)
2317 char c=(l>>(i*8))&0xff;
2318 fwrite(&c, 1, 1, f);
2322 static void writeString(FILE *f, char *s)
2324 fwrite(s, 1, strlen(s), f);
2329 // Dump a gmon.out histogram file.
2330 static void writeGmon(u32 *samples, int sampleNum, char *filename)
2333 FILE *f=fopen(filename, "w");
2336 fwrite("gmon", 1, 4, f);
2337 writeLong(f, 0x00000001); // Version
2338 writeLong(f, 0); // padding
2339 writeLong(f, 0); // padding
2340 writeLong(f, 0); // padding
2342 fwrite("", 1, 1, f); // GMON_TAG_TIME_HIST
2344 // figure out bucket size
2347 for (i=0; i<sampleNum; i++)
2359 int addressSpace=(max-min+1);
2361 static int const maxBuckets=256*1024; // maximum buckets.
2362 int length=addressSpace;
2363 if (length > maxBuckets)
2367 int *buckets=malloc(sizeof(int)*length);
2373 memset(buckets, 0, sizeof(int)*length);
2374 for (i=0; i<sampleNum;i++)
2376 u32 address=samples[i];
2377 long long a=address-min;
2378 long long b=length-1;
2379 long long c=addressSpace-1;
2380 int index=(a*b)/c; // danger!!!! int32 overflows
2384 // append binary memory gmon.out &profile_hist_hdr ((char*)&profile_hist_hdr + sizeof(struct gmon_hist_hdr))
2385 writeLong(f, min); // low_pc
2386 writeLong(f, max); // high_pc
2387 writeLong(f, length); // # of samples
2388 writeLong(f, 64000000); // 64MHz
2389 writeString(f, "seconds");
2390 for (i=0; i<(15-strlen("seconds")); i++)
2392 fwrite("", 1, 1, f); // padding
2394 writeString(f, "s");
2396 // append binary memory gmon.out profile_hist_data (profile_hist_data + profile_hist_hdr.hist_size)
2398 char *data=malloc(2*length);
2401 for (i=0; i<length;i++)
2410 data[i*2+1]=(val>>8)&0xff;
2413 fwrite(data, 1, length*2, f);
2423 /* profiling samples the CPU PC as quickly as OpenOCD is able, which will be used as a random sampling of PC */
2424 int handle_profile_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
2426 target_t *target = get_current_target(cmd_ctx);
2427 struct timeval timeout, now;
2429 gettimeofday(&timeout, NULL);
2432 return ERROR_COMMAND_SYNTAX_ERROR;
2435 timeval_add_time(&timeout, strtoul(args[0], &end, 0), 0);
2441 command_print(cmd_ctx, "Starting profiling. Halting and resuming the target as often as we can...");
2443 static const int maxSample=10000;
2444 u32 *samples=malloc(sizeof(u32)*maxSample);
2449 int retval=ERROR_OK;
2450 // hopefully it is safe to cache! We want to stop/restart as quickly as possible.
2451 reg_t *reg = register_get_by_name(target->reg_cache, "pc", 1);
2455 target->type->poll(target);
2456 if (target->state == TARGET_HALTED)
2458 u32 t=*((u32 *)reg->value);
2459 samples[numSamples++]=t;
2460 retval = target->type->resume(target, 1, 0, 0, 0); /* current pc, addr = 0, do not handle breakpoints, not debugging */
2461 target->type->poll(target);
2462 usleep(10*1000); // sleep 10ms, i.e. <100 samples/second.
2463 } else if (target->state == TARGET_RUNNING)
2465 // We want to quickly sample the PC.
2466 target->type->halt(target);
2469 command_print(cmd_ctx, "Target not halted or running");
2473 if (retval!=ERROR_OK)
2478 gettimeofday(&now, NULL);
2479 if ((numSamples>=maxSample) || ((now.tv_sec >= timeout.tv_sec) && (now.tv_usec >= timeout.tv_usec)))
2481 command_print(cmd_ctx, "Profiling completed. %d samples.", numSamples);
2482 target->type->poll(target);
2483 if (target->state == TARGET_HALTED)
2485 target->type->resume(target, 1, 0, 0, 0); /* current pc, addr = 0, do not handle breakpoints, not debugging */
2487 target->type->poll(target);
2488 writeGmon(samples, numSamples, args[1]);
2489 command_print(cmd_ctx, "Wrote %s", args[1]);