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;
256 int target_poll(struct target_s *target)
258 /* We can't poll until after examine */
259 if (!target->type->examined)
261 /* Fail silently lest we pollute the log */
264 return target->type->poll(target);
267 int target_halt(struct target_s *target)
269 /* We can't poll until after examine */
270 if (!target->type->examined)
272 LOG_ERROR("Target not examined yet");
275 return target->type->halt(target);
278 int target_resume(struct target_s *target, int current, u32 address, int handle_breakpoints, int debug_execution)
280 /* We can't poll until after examine */
281 if (!target->type->examined)
283 LOG_ERROR("Target not examined yet");
286 return target->type->resume(target, current, address, handle_breakpoints, debug_execution);
290 int target_process_reset(struct command_context_s *cmd_ctx)
292 int retval = ERROR_OK;
294 struct timeval timeout, now;
296 jtag->speed(jtag_speed);
298 if ((retval = jtag_init_reset(cmd_ctx)) != ERROR_OK)
301 if ((retval = target_examine(cmd_ctx)) != ERROR_OK)
304 /* prepare reset_halt where necessary */
308 if (jtag_reset_config & RESET_SRST_PULLS_TRST)
310 switch (target->reset_mode)
313 command_print(cmd_ctx, "nSRST pulls nTRST, falling back to \"reset run_and_halt\"");
314 target->reset_mode = RESET_RUN_AND_HALT;
317 command_print(cmd_ctx, "nSRST pulls nTRST, falling back to \"reset run_and_init\"");
318 target->reset_mode = RESET_RUN_AND_INIT;
324 target = target->next;
330 /* we have no idea what state the target is in, so we
331 * have to drop working areas
333 target_free_all_working_areas_restore(target, 0);
334 target->type->assert_reset(target);
335 target = target->next;
337 if ((retval = jtag_execute_queue()) != ERROR_OK)
339 LOG_WARNING("JTAG communication failed asserting reset.");
343 /* request target halt if necessary, and schedule further action */
347 switch (target->reset_mode)
350 /* nothing to do if target just wants to be run */
352 case RESET_RUN_AND_HALT:
354 target_register_timer_callback(target_run_and_halt_handler, target->run_and_halt_time, 0, target);
356 case RESET_RUN_AND_INIT:
358 target_register_timer_callback(target_run_and_halt_handler, target->run_and_halt_time, 0, target);
359 target_register_event_callback(target_init_handler, cmd_ctx);
366 target_register_event_callback(target_init_handler, cmd_ctx);
369 LOG_ERROR("BUG: unknown target->reset_mode");
371 target = target->next;
374 if ((retval = jtag_execute_queue()) != ERROR_OK)
376 LOG_WARNING("JTAG communication failed while reset was asserted. Consider using srst_only for reset_config.");
383 target->type->deassert_reset(target);
384 target = target->next;
387 if ((retval = jtag_execute_queue()) != ERROR_OK)
389 LOG_WARNING("JTAG communication failed while deasserting reset.");
393 LOG_DEBUG("Waiting for halted stated as approperiate");
395 /* Wait for reset to complete, maximum 5 seconds. */
396 gettimeofday(&timeout, NULL);
397 timeval_add_time(&timeout, 5, 0);
400 gettimeofday(&now, NULL);
402 target_call_timer_callbacks_now();
407 LOG_DEBUG("Polling target");
409 if ((target->reset_mode == RESET_RUN_AND_INIT) ||
410 (target->reset_mode == RESET_RUN_AND_HALT) ||
411 (target->reset_mode == RESET_HALT) ||
412 (target->reset_mode == RESET_INIT))
414 if (target->state != TARGET_HALTED)
416 if ((now.tv_sec > timeout.tv_sec) || ((now.tv_sec == timeout.tv_sec) && (now.tv_usec >= timeout.tv_usec)))
418 LOG_USER("Timed out waiting for halt after reset");
421 /* this will send alive messages on e.g. GDB remote protocol. */
423 LOG_USER_N("%s", ""); /* avoid warning about zero length formatting message*/
427 target = target->next;
429 /* All targets we're waiting for are halted */
437 /* We want any events to be processed before the prompt */
438 target_call_timer_callbacks_now();
440 /* if we timed out we need to unregister these handlers */
444 target_unregister_timer_callback(target_run_and_halt_handler, target);
445 target = target->next;
447 target_unregister_event_callback(target_init_handler, cmd_ctx);
450 jtag->speed(jtag_speed_post_reset);
455 static int default_virt2phys(struct target_s *target, u32 virtual, u32 *physical)
461 static int default_mmu(struct target_s *target, int *enabled)
467 static int default_examine(struct command_context_s *cmd_ctx, struct target_s *target)
473 /* Targets that correctly implement init+examine, i.e.
474 * no communication with target during init:
478 int target_examine(struct command_context_s *cmd_ctx)
480 int retval = ERROR_OK;
481 target_t *target = targets;
484 if ((retval = target->type->examine(cmd_ctx, target))!=ERROR_OK)
486 target = target->next;
492 int target_init(struct command_context_s *cmd_ctx)
494 target_t *target = targets;
498 target->type->examined = 0;
499 if (target->type->examine == NULL)
501 target->type->examine = default_examine;
504 if (target->type->init_target(cmd_ctx, target) != ERROR_OK)
506 LOG_ERROR("target '%s' init failed", target->type->name);
510 /* Set up default functions if none are provided by target */
511 if (target->type->virt2phys == NULL)
513 target->type->virt2phys = default_virt2phys;
515 if (target->type->mmu == NULL)
517 target->type->mmu = default_mmu;
519 target = target->next;
524 target_register_user_commands(cmd_ctx);
525 target_register_timer_callback(handle_target, 100, 1, NULL);
531 int target_register_event_callback(int (*callback)(struct target_s *target, enum target_event event, void *priv), void *priv)
533 target_event_callback_t **callbacks_p = &target_event_callbacks;
535 if (callback == NULL)
537 return ERROR_INVALID_ARGUMENTS;
542 while ((*callbacks_p)->next)
543 callbacks_p = &((*callbacks_p)->next);
544 callbacks_p = &((*callbacks_p)->next);
547 (*callbacks_p) = malloc(sizeof(target_event_callback_t));
548 (*callbacks_p)->callback = callback;
549 (*callbacks_p)->priv = priv;
550 (*callbacks_p)->next = NULL;
555 int target_register_timer_callback(int (*callback)(void *priv), int time_ms, int periodic, void *priv)
557 target_timer_callback_t **callbacks_p = &target_timer_callbacks;
560 if (callback == NULL)
562 return ERROR_INVALID_ARGUMENTS;
567 while ((*callbacks_p)->next)
568 callbacks_p = &((*callbacks_p)->next);
569 callbacks_p = &((*callbacks_p)->next);
572 (*callbacks_p) = malloc(sizeof(target_timer_callback_t));
573 (*callbacks_p)->callback = callback;
574 (*callbacks_p)->periodic = periodic;
575 (*callbacks_p)->time_ms = time_ms;
577 gettimeofday(&now, NULL);
578 (*callbacks_p)->when.tv_usec = now.tv_usec + (time_ms % 1000) * 1000;
579 time_ms -= (time_ms % 1000);
580 (*callbacks_p)->when.tv_sec = now.tv_sec + (time_ms / 1000);
581 if ((*callbacks_p)->when.tv_usec > 1000000)
583 (*callbacks_p)->when.tv_usec = (*callbacks_p)->when.tv_usec - 1000000;
584 (*callbacks_p)->when.tv_sec += 1;
587 (*callbacks_p)->priv = priv;
588 (*callbacks_p)->next = NULL;
593 int target_unregister_event_callback(int (*callback)(struct target_s *target, enum target_event event, void *priv), void *priv)
595 target_event_callback_t **p = &target_event_callbacks;
596 target_event_callback_t *c = target_event_callbacks;
598 if (callback == NULL)
600 return ERROR_INVALID_ARGUMENTS;
605 target_event_callback_t *next = c->next;
606 if ((c->callback == callback) && (c->priv == priv))
620 int target_unregister_timer_callback(int (*callback)(void *priv), void *priv)
622 target_timer_callback_t **p = &target_timer_callbacks;
623 target_timer_callback_t *c = target_timer_callbacks;
625 if (callback == NULL)
627 return ERROR_INVALID_ARGUMENTS;
632 target_timer_callback_t *next = c->next;
633 if ((c->callback == callback) && (c->priv == priv))
647 int target_call_event_callbacks(target_t *target, enum target_event event)
649 target_event_callback_t *callback = target_event_callbacks;
650 target_event_callback_t *next_callback;
652 LOG_DEBUG("target event %i", event);
656 next_callback = callback->next;
657 callback->callback(target, event, callback->priv);
658 callback = next_callback;
664 static int target_call_timer_callbacks_check_time(int checktime)
666 target_timer_callback_t *callback = target_timer_callbacks;
667 target_timer_callback_t *next_callback;
670 gettimeofday(&now, NULL);
674 next_callback = callback->next;
676 if ((!checktime&&callback->periodic)||
677 (((now.tv_sec >= callback->when.tv_sec) && (now.tv_usec >= callback->when.tv_usec))
678 || (now.tv_sec > callback->when.tv_sec)))
680 callback->callback(callback->priv);
681 if (callback->periodic)
683 int time_ms = callback->time_ms;
684 callback->when.tv_usec = now.tv_usec + (time_ms % 1000) * 1000;
685 time_ms -= (time_ms % 1000);
686 callback->when.tv_sec = now.tv_sec + time_ms / 1000;
687 if (callback->when.tv_usec > 1000000)
689 callback->when.tv_usec = callback->when.tv_usec - 1000000;
690 callback->when.tv_sec += 1;
694 target_unregister_timer_callback(callback->callback, callback->priv);
697 callback = next_callback;
703 int target_call_timer_callbacks()
705 return target_call_timer_callbacks_check_time(1);
708 /* invoke periodic callbacks immediately */
709 int target_call_timer_callbacks_now()
711 return target_call_timer_callbacks(0);
715 int target_alloc_working_area(struct target_s *target, u32 size, working_area_t **area)
717 working_area_t *c = target->working_areas;
718 working_area_t *new_wa = NULL;
720 /* Reevaluate working area address based on MMU state*/
721 if (target->working_areas == NULL)
725 retval = target->type->mmu(target, &enabled);
726 if (retval != ERROR_OK)
732 target->working_area = target->working_area_virt;
736 target->working_area = target->working_area_phys;
740 /* only allocate multiples of 4 byte */
743 LOG_ERROR("BUG: code tried to allocate unaligned number of bytes, padding");
744 size = CEIL(size, 4);
747 /* see if there's already a matching working area */
750 if ((c->free) && (c->size == size))
758 /* if not, allocate a new one */
761 working_area_t **p = &target->working_areas;
762 u32 first_free = target->working_area;
763 u32 free_size = target->working_area_size;
765 LOG_DEBUG("allocating new working area");
767 c = target->working_areas;
770 first_free += c->size;
771 free_size -= c->size;
776 if (free_size < size)
778 LOG_WARNING("not enough working area available(requested %d, free %d)", size, free_size);
779 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE;
782 new_wa = malloc(sizeof(working_area_t));
785 new_wa->address = first_free;
787 if (target->backup_working_area)
789 new_wa->backup = malloc(new_wa->size);
790 target->type->read_memory(target, new_wa->address, 4, new_wa->size / 4, new_wa->backup);
794 new_wa->backup = NULL;
797 /* put new entry in list */
801 /* mark as used, and return the new (reused) area */
811 int target_free_working_area_restore(struct target_s *target, working_area_t *area, int restore)
816 if (restore&&target->backup_working_area)
817 target->type->write_memory(target, area->address, 4, area->size / 4, area->backup);
821 /* mark user pointer invalid */
828 int target_free_working_area(struct target_s *target, working_area_t *area)
830 return target_free_working_area_restore(target, area, 1);
833 int target_free_all_working_areas_restore(struct target_s *target, int restore)
835 working_area_t *c = target->working_areas;
839 working_area_t *next = c->next;
840 target_free_working_area_restore(target, c, restore);
850 target->working_areas = NULL;
855 int target_free_all_working_areas(struct target_s *target)
857 return target_free_all_working_areas_restore(target, 1);
860 int target_register_commands(struct command_context_s *cmd_ctx)
862 register_command(cmd_ctx, NULL, "target", handle_target_command, COMMAND_CONFIG, "target <cpu> [reset_init default - DEPRECATED] <chainpos> <endianness> <variant> [cpu type specifc args]");
863 register_command(cmd_ctx, NULL, "targets", handle_targets_command, COMMAND_EXEC, NULL);
864 register_command(cmd_ctx, NULL, "target_script", handle_target_script_command, COMMAND_CONFIG, NULL);
865 register_command(cmd_ctx, NULL, "run_and_halt_time", handle_run_and_halt_time_command, COMMAND_CONFIG, "<target> <run time ms>");
866 register_command(cmd_ctx, NULL, "working_area", handle_working_area_command, COMMAND_ANY, "working_area <target#> <address> <size> <'backup'|'nobackup'> [virtual address]");
867 register_command(cmd_ctx, NULL, "virt2phys", handle_virt2phys_command, COMMAND_ANY, "virt2phys <virtual address>");
868 register_command(cmd_ctx, NULL, "profile", handle_profile_command, COMMAND_EXEC, "PRELIMINARY! - profile <seconds> <gmon.out>");
873 int target_arch_state(struct target_s *target)
878 LOG_USER("No target has been configured");
882 LOG_USER("target state: %s", target_state_strings[target->state]);
884 if (target->state!=TARGET_HALTED)
887 retval=target->type->arch_state(target);
891 /* Single aligned words are guaranteed to use 16 or 32 bit access
892 * mode respectively, otherwise data is handled as quickly as
895 int target_write_buffer(struct target_s *target, u32 address, u32 size, u8 *buffer)
899 LOG_DEBUG("writing buffer of %i byte at 0x%8.8x", size, address);
901 if (((address % 2) == 0) && (size == 2))
903 return target->type->write_memory(target, address, 2, 1, buffer);
906 /* handle unaligned head bytes */
909 int unaligned = 4 - (address % 4);
911 if (unaligned > size)
914 if ((retval = target->type->write_memory(target, address, 1, unaligned, buffer)) != ERROR_OK)
918 address += unaligned;
922 /* handle aligned words */
925 int aligned = size - (size % 4);
927 /* use bulk writes above a certain limit. This may have to be changed */
930 if ((retval = target->type->bulk_write_memory(target, address, aligned / 4, buffer)) != ERROR_OK)
935 if ((retval = target->type->write_memory(target, address, 4, aligned / 4, buffer)) != ERROR_OK)
944 /* handle tail writes of less than 4 bytes */
947 if ((retval = target->type->write_memory(target, address, 1, size, buffer)) != ERROR_OK)
955 /* Single aligned words are guaranteed to use 16 or 32 bit access
956 * mode respectively, otherwise data is handled as quickly as
959 int target_read_buffer(struct target_s *target, u32 address, u32 size, u8 *buffer)
963 LOG_DEBUG("reading buffer of %i byte at 0x%8.8x", size, address);
965 if (((address % 2) == 0) && (size == 2))
967 return target->type->read_memory(target, address, 2, 1, buffer);
970 /* handle unaligned head bytes */
973 int unaligned = 4 - (address % 4);
975 if (unaligned > size)
978 if ((retval = target->type->read_memory(target, address, 1, unaligned, buffer)) != ERROR_OK)
982 address += unaligned;
986 /* handle aligned words */
989 int aligned = size - (size % 4);
991 if ((retval = target->type->read_memory(target, address, 4, aligned / 4, buffer)) != ERROR_OK)
999 /* handle tail writes of less than 4 bytes */
1002 if ((retval = target->type->read_memory(target, address, 1, size, buffer)) != ERROR_OK)
1009 int target_checksum_memory(struct target_s *target, u32 address, u32 size, u32* crc)
1016 if ((retval = target->type->checksum_memory(target, address,
1017 size, &checksum)) == ERROR_TARGET_RESOURCE_NOT_AVAILABLE)
1019 buffer = malloc(size);
1022 LOG_ERROR("error allocating buffer for section (%d bytes)", size);
1023 return ERROR_INVALID_ARGUMENTS;
1025 retval = target_read_buffer(target, address, size, buffer);
1026 if (retval != ERROR_OK)
1032 /* convert to target endianess */
1033 for (i = 0; i < (size/sizeof(u32)); i++)
1036 target_data = target_buffer_get_u32(target, &buffer[i*sizeof(u32)]);
1037 target_buffer_set_u32(target, &buffer[i*sizeof(u32)], target_data);
1040 retval = image_calculate_checksum( buffer, size, &checksum );
1049 int target_read_u32(struct target_s *target, u32 address, u32 *value)
1053 int retval = target->type->read_memory(target, address, 4, 1, value_buf);
1055 if (retval == ERROR_OK)
1057 *value = target_buffer_get_u32(target, value_buf);
1058 LOG_DEBUG("address: 0x%8.8x, value: 0x%8.8x", address, *value);
1063 LOG_DEBUG("address: 0x%8.8x failed", address);
1069 int target_read_u16(struct target_s *target, u32 address, u16 *value)
1073 int retval = target->type->read_memory(target, address, 2, 1, value_buf);
1075 if (retval == ERROR_OK)
1077 *value = target_buffer_get_u16(target, value_buf);
1078 LOG_DEBUG("address: 0x%8.8x, value: 0x%4.4x", address, *value);
1083 LOG_DEBUG("address: 0x%8.8x failed", address);
1089 int target_read_u8(struct target_s *target, u32 address, u8 *value)
1091 int retval = target->type->read_memory(target, address, 1, 1, value);
1093 if (retval == ERROR_OK)
1095 LOG_DEBUG("address: 0x%8.8x, value: 0x%2.2x", address, *value);
1100 LOG_DEBUG("address: 0x%8.8x failed", address);
1106 int target_write_u32(struct target_s *target, u32 address, u32 value)
1111 LOG_DEBUG("address: 0x%8.8x, value: 0x%8.8x", address, value);
1113 target_buffer_set_u32(target, value_buf, value);
1114 if ((retval = target->type->write_memory(target, address, 4, 1, value_buf)) != ERROR_OK)
1116 LOG_DEBUG("failed: %i", retval);
1122 int target_write_u16(struct target_s *target, u32 address, u16 value)
1127 LOG_DEBUG("address: 0x%8.8x, value: 0x%8.8x", address, value);
1129 target_buffer_set_u16(target, value_buf, value);
1130 if ((retval = target->type->write_memory(target, address, 2, 1, value_buf)) != ERROR_OK)
1132 LOG_DEBUG("failed: %i", retval);
1138 int target_write_u8(struct target_s *target, u32 address, u8 value)
1142 LOG_DEBUG("address: 0x%8.8x, value: 0x%2.2x", address, value);
1144 if ((retval = target->type->read_memory(target, address, 1, 1, &value)) != ERROR_OK)
1146 LOG_DEBUG("failed: %i", retval);
1152 int target_register_user_commands(struct command_context_s *cmd_ctx)
1154 register_command(cmd_ctx, NULL, "reg", handle_reg_command, COMMAND_EXEC, NULL);
1155 register_command(cmd_ctx, NULL, "poll", handle_poll_command, COMMAND_EXEC, "poll target state");
1156 register_command(cmd_ctx, NULL, "wait_halt", handle_wait_halt_command, COMMAND_EXEC, "wait for target halt [time (s)]");
1157 register_command(cmd_ctx, NULL, "halt", handle_halt_command, COMMAND_EXEC, "halt target");
1158 register_command(cmd_ctx, NULL, "resume", handle_resume_command, COMMAND_EXEC, "resume target [addr]");
1159 register_command(cmd_ctx, NULL, "step", handle_step_command, COMMAND_EXEC, "step one instruction from current PC or [addr]");
1160 register_command(cmd_ctx, NULL, "reset", handle_reset_command, COMMAND_EXEC, "reset target [run|halt|init|run_and_halt|run_and_init]");
1161 register_command(cmd_ctx, NULL, "soft_reset_halt", handle_soft_reset_halt_command, COMMAND_EXEC, "halt the target and do a soft reset");
1163 register_command(cmd_ctx, NULL, "mdw", handle_md_command, COMMAND_EXEC, "display memory words <addr> [count]");
1164 register_command(cmd_ctx, NULL, "mdh", handle_md_command, COMMAND_EXEC, "display memory half-words <addr> [count]");
1165 register_command(cmd_ctx, NULL, "mdb", handle_md_command, COMMAND_EXEC, "display memory bytes <addr> [count]");
1167 register_command(cmd_ctx, NULL, "mww", handle_mw_command, COMMAND_EXEC, "write memory word <addr> <value> [count]");
1168 register_command(cmd_ctx, NULL, "mwh", handle_mw_command, COMMAND_EXEC, "write memory half-word <addr> <value> [count]");
1169 register_command(cmd_ctx, NULL, "mwb", handle_mw_command, COMMAND_EXEC, "write memory byte <addr> <value> [count]");
1171 register_command(cmd_ctx, NULL, "bp", handle_bp_command, COMMAND_EXEC, "set breakpoint <address> <length> [hw]");
1172 register_command(cmd_ctx, NULL, "rbp", handle_rbp_command, COMMAND_EXEC, "remove breakpoint <adress>");
1173 register_command(cmd_ctx, NULL, "wp", handle_wp_command, COMMAND_EXEC, "set watchpoint <address> <length> <r/w/a> [value] [mask]");
1174 register_command(cmd_ctx, NULL, "rwp", handle_rwp_command, COMMAND_EXEC, "remove watchpoint <adress>");
1176 register_command(cmd_ctx, NULL, "load_image", handle_load_image_command, COMMAND_EXEC, "load_image <file> <address> ['bin'|'ihex'|'elf'|'s19']");
1177 register_command(cmd_ctx, NULL, "dump_image", handle_dump_image_command, COMMAND_EXEC, "dump_image <file> <address> <size>");
1178 register_command(cmd_ctx, NULL, "verify_image", handle_verify_image_command, COMMAND_EXEC, "verify_image <file> [offset] [type]");
1179 register_command(cmd_ctx, NULL, "load_binary", handle_load_image_command, COMMAND_EXEC, "[DEPRECATED] load_binary <file> <address>");
1180 register_command(cmd_ctx, NULL, "dump_binary", handle_dump_image_command, COMMAND_EXEC, "[DEPRECATED] dump_binary <file> <address> <size>");
1182 target_request_register_commands(cmd_ctx);
1183 trace_register_commands(cmd_ctx);
1188 int handle_targets_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1190 target_t *target = targets;
1195 int num = strtoul(args[0], NULL, 0);
1200 target = target->next;
1204 cmd_ctx->current_target = num;
1206 command_print(cmd_ctx, "%i is out of bounds, only %i targets are configured", num, count);
1213 command_print(cmd_ctx, "%i: %s (%s), state: %s", count++, target->type->name, target_endianess_strings[target->endianness], target_state_strings[target->state]);
1214 target = target->next;
1220 int handle_target_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1227 return ERROR_COMMAND_SYNTAX_ERROR;
1230 /* search for the specified target */
1231 if (args[0] && (args[0][0] != 0))
1233 for (i = 0; target_types[i]; i++)
1235 if (strcmp(args[0], target_types[i]->name) == 0)
1237 target_t **last_target_p = &targets;
1239 /* register target specific commands */
1240 if (target_types[i]->register_commands(cmd_ctx) != ERROR_OK)
1242 LOG_ERROR("couldn't register '%s' commands", args[0]);
1248 while ((*last_target_p)->next)
1249 last_target_p = &((*last_target_p)->next);
1250 last_target_p = &((*last_target_p)->next);
1253 *last_target_p = malloc(sizeof(target_t));
1255 (*last_target_p)->type = target_types[i];
1257 if (strcmp(args[1], "big") == 0)
1258 (*last_target_p)->endianness = TARGET_BIG_ENDIAN;
1259 else if (strcmp(args[1], "little") == 0)
1260 (*last_target_p)->endianness = TARGET_LITTLE_ENDIAN;
1263 LOG_ERROR("endianness must be either 'little' or 'big', not '%s'", args[1]);
1264 return ERROR_COMMAND_SYNTAX_ERROR;
1267 /* what to do on a target reset */
1268 (*last_target_p)->reset_mode = RESET_INIT; /* default */
1269 if (strcmp(args[2], "reset_halt") == 0)
1270 (*last_target_p)->reset_mode = RESET_HALT;
1271 else if (strcmp(args[2], "reset_run") == 0)
1272 (*last_target_p)->reset_mode = RESET_RUN;
1273 else if (strcmp(args[2], "reset_init") == 0)
1274 (*last_target_p)->reset_mode = RESET_INIT;
1275 else if (strcmp(args[2], "run_and_halt") == 0)
1276 (*last_target_p)->reset_mode = RESET_RUN_AND_HALT;
1277 else if (strcmp(args[2], "run_and_init") == 0)
1278 (*last_target_p)->reset_mode = RESET_RUN_AND_INIT;
1281 /* Kludge! we want to make this reset arg optional while remaining compatible! */
1285 (*last_target_p)->run_and_halt_time = 1000; /* default 1s */
1287 (*last_target_p)->reset_script = NULL;
1288 (*last_target_p)->post_halt_script = NULL;
1289 (*last_target_p)->pre_resume_script = NULL;
1290 (*last_target_p)->gdb_program_script = NULL;
1292 (*last_target_p)->working_area = 0x0;
1293 (*last_target_p)->working_area_size = 0x0;
1294 (*last_target_p)->working_areas = NULL;
1295 (*last_target_p)->backup_working_area = 0;
1297 (*last_target_p)->state = TARGET_UNKNOWN;
1298 (*last_target_p)->debug_reason = DBG_REASON_UNDEFINED;
1299 (*last_target_p)->reg_cache = NULL;
1300 (*last_target_p)->breakpoints = NULL;
1301 (*last_target_p)->watchpoints = NULL;
1302 (*last_target_p)->next = NULL;
1303 (*last_target_p)->arch_info = NULL;
1305 /* initialize trace information */
1306 (*last_target_p)->trace_info = malloc(sizeof(trace_t));
1307 (*last_target_p)->trace_info->num_trace_points = 0;
1308 (*last_target_p)->trace_info->trace_points_size = 0;
1309 (*last_target_p)->trace_info->trace_points = NULL;
1310 (*last_target_p)->trace_info->trace_history_size = 0;
1311 (*last_target_p)->trace_info->trace_history = NULL;
1312 (*last_target_p)->trace_info->trace_history_pos = 0;
1313 (*last_target_p)->trace_info->trace_history_overflowed = 0;
1315 (*last_target_p)->dbgmsg = NULL;
1316 (*last_target_p)->dbg_msg_enabled = 0;
1318 (*last_target_p)->type->target_command(cmd_ctx, cmd, args, argc, *last_target_p);
1326 /* no matching target found */
1329 LOG_ERROR("target '%s' not found", args[0]);
1330 return ERROR_COMMAND_SYNTAX_ERROR;
1336 /* usage: target_script <target#> <event> <script_file> */
1337 int handle_target_script_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1339 target_t *target = NULL;
1343 LOG_ERROR("incomplete target_script command");
1344 return ERROR_COMMAND_SYNTAX_ERROR;
1347 target = get_target_by_num(strtoul(args[0], NULL, 0));
1351 return ERROR_COMMAND_SYNTAX_ERROR;
1354 if (strcmp(args[1], "reset") == 0)
1356 if (target->reset_script)
1357 free(target->reset_script);
1358 target->reset_script = strdup(args[2]);
1360 else if (strcmp(args[1], "post_halt") == 0)
1362 if (target->post_halt_script)
1363 free(target->post_halt_script);
1364 target->post_halt_script = strdup(args[2]);
1366 else if (strcmp(args[1], "pre_resume") == 0)
1368 if (target->pre_resume_script)
1369 free(target->pre_resume_script);
1370 target->pre_resume_script = strdup(args[2]);
1372 else if (strcmp(args[1], "gdb_program_config") == 0)
1374 if (target->gdb_program_script)
1375 free(target->gdb_program_script);
1376 target->gdb_program_script = strdup(args[2]);
1380 LOG_ERROR("unknown event type: '%s", args[1]);
1381 return ERROR_COMMAND_SYNTAX_ERROR;
1387 int handle_run_and_halt_time_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1389 target_t *target = NULL;
1393 return ERROR_COMMAND_SYNTAX_ERROR;
1396 target = get_target_by_num(strtoul(args[0], NULL, 0));
1399 return ERROR_COMMAND_SYNTAX_ERROR;
1402 target->run_and_halt_time = strtoul(args[1], NULL, 0);
1407 int handle_working_area_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1409 target_t *target = NULL;
1411 if ((argc < 4) || (argc > 5))
1413 return ERROR_COMMAND_SYNTAX_ERROR;
1416 target = get_target_by_num(strtoul(args[0], NULL, 0));
1419 return ERROR_COMMAND_SYNTAX_ERROR;
1421 target_free_all_working_areas(target);
1423 target->working_area_phys = target->working_area_virt = strtoul(args[1], NULL, 0);
1426 target->working_area_virt = strtoul(args[4], NULL, 0);
1428 target->working_area_size = strtoul(args[2], NULL, 0);
1430 if (strcmp(args[3], "backup") == 0)
1432 target->backup_working_area = 1;
1434 else if (strcmp(args[3], "nobackup") == 0)
1436 target->backup_working_area = 0;
1440 LOG_ERROR("unrecognized <backup|nobackup> argument (%s)", args[3]);
1441 return ERROR_COMMAND_SYNTAX_ERROR;
1448 /* process target state changes */
1449 int handle_target(void *priv)
1451 target_t *target = targets;
1455 if (target_continous_poll)
1457 /* polling may fail silently until the target has been examined */
1458 target_poll(target);
1461 target = target->next;
1467 int handle_reg_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1476 target = get_current_target(cmd_ctx);
1478 /* list all available registers for the current target */
1481 reg_cache_t *cache = target->reg_cache;
1487 for (i = 0; i < cache->num_regs; i++)
1489 value = buf_to_str(cache->reg_list[i].value, cache->reg_list[i].size, 16);
1490 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);
1493 cache = cache->next;
1499 /* access a single register by its ordinal number */
1500 if ((args[0][0] >= '0') && (args[0][0] <= '9'))
1502 int num = strtoul(args[0], NULL, 0);
1503 reg_cache_t *cache = target->reg_cache;
1509 for (i = 0; i < cache->num_regs; i++)
1513 reg = &cache->reg_list[i];
1519 cache = cache->next;
1524 command_print(cmd_ctx, "%i is out of bounds, the current target has only %i registers (0 - %i)", num, count, count - 1);
1527 } else /* access a single register by its name */
1529 reg = register_get_by_name(target->reg_cache, args[0], 1);
1533 command_print(cmd_ctx, "register %s not found in current target", args[0]);
1538 /* display a register */
1539 if ((argc == 1) || ((argc == 2) && !((args[1][0] >= '0') && (args[1][0] <= '9'))))
1541 if ((argc == 2) && (strcmp(args[1], "force") == 0))
1544 if (reg->valid == 0)
1546 reg_arch_type_t *arch_type = register_get_arch_type(reg->arch_type);
1547 if (arch_type == NULL)
1549 LOG_ERROR("BUG: encountered unregistered arch type");
1552 arch_type->get(reg);
1554 value = buf_to_str(reg->value, reg->size, 16);
1555 command_print(cmd_ctx, "%s (/%i): 0x%s", reg->name, reg->size, value);
1560 /* set register value */
1563 u8 *buf = malloc(CEIL(reg->size, 8));
1564 str_to_buf(args[1], strlen(args[1]), buf, reg->size, 0);
1566 reg_arch_type_t *arch_type = register_get_arch_type(reg->arch_type);
1567 if (arch_type == NULL)
1569 LOG_ERROR("BUG: encountered unregistered arch type");
1573 arch_type->set(reg, buf);
1575 value = buf_to_str(reg->value, reg->size, 16);
1576 command_print(cmd_ctx, "%s (/%i): 0x%s", reg->name, reg->size, value);
1584 command_print(cmd_ctx, "usage: reg <#|name> [value]");
1589 static int wait_state(struct command_context_s *cmd_ctx, char *cmd, enum target_state state, int ms);
1591 int handle_poll_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1593 target_t *target = get_current_target(cmd_ctx);
1597 target_poll(target);
1598 target_arch_state(target);
1602 if (strcmp(args[0], "on") == 0)
1604 target_continous_poll = 1;
1606 else if (strcmp(args[0], "off") == 0)
1608 target_continous_poll = 0;
1612 command_print(cmd_ctx, "arg is \"on\" or \"off\"");
1620 int handle_wait_halt_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1628 ms = strtoul(args[0], &end, 0) * 1000;
1631 command_print(cmd_ctx, "usage: %s [seconds]", cmd);
1636 return wait_state(cmd_ctx, cmd, TARGET_HALTED, ms);
1639 static void target_process_events(struct command_context_s *cmd_ctx)
1641 target_t *target = get_current_target(cmd_ctx);
1642 target_poll(target);
1643 target_call_timer_callbacks_now();
1646 static int wait_state(struct command_context_s *cmd_ctx, char *cmd, enum target_state state, int ms)
1649 struct timeval timeout, now;
1651 gettimeofday(&timeout, NULL);
1652 timeval_add_time(&timeout, 0, ms * 1000);
1654 target_t *target = get_current_target(cmd_ctx);
1657 if ((retval=target_poll(target))!=ERROR_OK)
1659 target_call_timer_callbacks_now();
1660 if (target->state == state)
1667 command_print(cmd_ctx, "waiting for target %s...", target_state_strings[state]);
1670 gettimeofday(&now, NULL);
1671 if ((now.tv_sec > timeout.tv_sec) || ((now.tv_sec == timeout.tv_sec) && (now.tv_usec >= timeout.tv_usec)))
1673 LOG_ERROR("timed out while waiting for target %s", target_state_strings[state]);
1681 int handle_halt_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1684 target_t *target = get_current_target(cmd_ctx);
1688 if ((retval = target_halt(target)) != ERROR_OK)
1693 return handle_wait_halt_command(cmd_ctx, cmd, args, argc);
1697 int handle_soft_reset_halt_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1699 target_t *target = get_current_target(cmd_ctx);
1701 LOG_USER("requesting target halt and executing a soft reset");
1703 target->type->soft_reset_halt(target);
1708 int handle_reset_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1710 target_t *target = get_current_target(cmd_ctx);
1711 enum target_reset_mode reset_mode = target->reset_mode;
1712 enum target_reset_mode save = target->reset_mode;
1718 if (strcmp("run", args[0]) == 0)
1719 reset_mode = RESET_RUN;
1720 else if (strcmp("halt", args[0]) == 0)
1721 reset_mode = RESET_HALT;
1722 else if (strcmp("init", args[0]) == 0)
1723 reset_mode = RESET_INIT;
1724 else if (strcmp("run_and_halt", args[0]) == 0)
1726 reset_mode = RESET_RUN_AND_HALT;
1729 target->run_and_halt_time = strtoul(args[1], NULL, 0);
1732 else if (strcmp("run_and_init", args[0]) == 0)
1734 reset_mode = RESET_RUN_AND_INIT;
1737 target->run_and_halt_time = strtoul(args[1], NULL, 0);
1742 command_print(cmd_ctx, "usage: reset ['run', 'halt', 'init', 'run_and_halt', 'run_and_init]");
1747 /* temporarily modify mode of current reset target */
1748 target->reset_mode = reset_mode;
1750 /* reset *all* targets */
1751 target_process_reset(cmd_ctx);
1753 /* Restore default reset mode for this target */
1754 target->reset_mode = save;
1759 int handle_resume_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1762 target_t *target = get_current_target(cmd_ctx);
1765 retval = target_resume(target, 1, 0, 1, 0); /* current pc, addr = 0, handle breakpoints, not debugging */
1767 retval = target_resume(target, 0, strtoul(args[0], NULL, 0), 1, 0); /* addr = args[0], handle breakpoints, not debugging */
1770 return ERROR_COMMAND_SYNTAX_ERROR;
1773 target_process_events(cmd_ctx);
1778 int handle_step_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1780 target_t *target = get_current_target(cmd_ctx);
1785 target->type->step(target, 1, 0, 1); /* current pc, addr = 0, handle breakpoints */
1788 target->type->step(target, 0, strtoul(args[0], NULL, 0), 1); /* addr = args[0], handle breakpoints */
1793 int handle_md_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1795 const int line_bytecnt = 32;
1808 target_t *target = get_current_target(cmd_ctx);
1814 count = strtoul(args[1], NULL, 0);
1816 address = strtoul(args[0], NULL, 0);
1822 size = 4; line_modulo = line_bytecnt / 4;
1825 size = 2; line_modulo = line_bytecnt / 2;
1828 size = 1; line_modulo = line_bytecnt / 1;
1834 buffer = calloc(count, size);
1835 retval = target->type->read_memory(target, address, size, count, buffer);
1836 if (retval == ERROR_OK)
1840 for (i = 0; i < count; i++)
1842 if (i%line_modulo == 0)
1843 output_len += snprintf(output + output_len, 128 - output_len, "0x%8.8x: ", address + (i*size));
1848 output_len += snprintf(output + output_len, 128 - output_len, "%8.8x ", target_buffer_get_u32(target, &buffer[i*4]));
1851 output_len += snprintf(output + output_len, 128 - output_len, "%4.4x ", target_buffer_get_u16(target, &buffer[i*2]));
1854 output_len += snprintf(output + output_len, 128 - output_len, "%2.2x ", buffer[i*1]);
1858 if ((i%line_modulo == line_modulo-1) || (i == count - 1))
1860 command_print(cmd_ctx, output);
1866 LOG_ERROR("Failure examining memory");
1874 int handle_mw_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1881 target_t *target = get_current_target(cmd_ctx);
1884 if ((argc < 2) || (argc > 3))
1885 return ERROR_COMMAND_SYNTAX_ERROR;
1887 address = strtoul(args[0], NULL, 0);
1888 value = strtoul(args[1], NULL, 0);
1890 count = strtoul(args[2], NULL, 0);
1897 target_buffer_set_u32(target, value_buf, value);
1901 target_buffer_set_u16(target, value_buf, value);
1905 value_buf[0] = value;
1908 return ERROR_COMMAND_SYNTAX_ERROR;
1910 for (i=0; i<count; i++)
1916 retval = target->type->write_memory(target, address + i*wordsize, 4, 1, value_buf);
1919 retval = target->type->write_memory(target, address + i*wordsize, 2, 1, value_buf);
1922 retval = target->type->write_memory(target, address + i*wordsize, 1, 1, value_buf);
1927 if (retval!=ERROR_OK)
1937 int handle_load_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1947 duration_t duration;
1948 char *duration_text;
1950 target_t *target = get_current_target(cmd_ctx);
1954 command_print(cmd_ctx, "usage: load_image <filename> [address] [type]");
1958 /* a base address isn't always necessary, default to 0x0 (i.e. don't relocate) */
1961 image.base_address_set = 1;
1962 image.base_address = strtoul(args[1], NULL, 0);
1966 image.base_address_set = 0;
1969 image.start_address_set = 0;
1971 duration_start_measure(&duration);
1973 if (image_open(&image, args[0], (argc >= 3) ? args[2] : NULL) != ERROR_OK)
1980 for (i = 0; i < image.num_sections; i++)
1982 buffer = malloc(image.sections[i].size);
1985 command_print(cmd_ctx, "error allocating buffer for section (%d bytes)", image.sections[i].size);
1989 if ((retval = image_read_section(&image, i, 0x0, image.sections[i].size, buffer, &buf_cnt)) != ERROR_OK)
1994 if ((retval = target_write_buffer(target, image.sections[i].base_address, buf_cnt, buffer)) != ERROR_OK)
1999 image_size += buf_cnt;
2000 command_print(cmd_ctx, "%u byte written at address 0x%8.8x", buf_cnt, image.sections[i].base_address);
2005 duration_stop_measure(&duration, &duration_text);
2006 if (retval==ERROR_OK)
2008 command_print(cmd_ctx, "downloaded %u byte in %s", image_size, duration_text);
2010 free(duration_text);
2012 image_close(&image);
2018 int handle_dump_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
2025 int retval=ERROR_OK;
2027 duration_t duration;
2028 char *duration_text;
2030 target_t *target = get_current_target(cmd_ctx);
2034 command_print(cmd_ctx, "usage: dump_image <filename> <address> <size>");
2038 address = strtoul(args[1], NULL, 0);
2039 size = strtoul(args[2], NULL, 0);
2041 if ((address & 3) || (size & 3))
2043 command_print(cmd_ctx, "only 32-bit aligned address and size are supported");
2047 if (fileio_open(&fileio, args[0], FILEIO_WRITE, FILEIO_BINARY) != ERROR_OK)
2052 duration_start_measure(&duration);
2057 u32 this_run_size = (size > 560) ? 560 : size;
2059 retval = target->type->read_memory(target, address, 4, this_run_size / 4, buffer);
2060 if (retval != ERROR_OK)
2065 retval = fileio_write(&fileio, this_run_size, buffer, &size_written);
2066 if (retval != ERROR_OK)
2071 size -= this_run_size;
2072 address += this_run_size;
2075 fileio_close(&fileio);
2077 duration_stop_measure(&duration, &duration_text);
2078 if (retval==ERROR_OK)
2080 command_print(cmd_ctx, "dumped %"PRIi64" byte in %s", fileio.size, duration_text);
2082 free(duration_text);
2087 int handle_verify_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
2095 u32 mem_checksum = 0;
2099 duration_t duration;
2100 char *duration_text;
2102 target_t *target = get_current_target(cmd_ctx);
2106 return ERROR_COMMAND_SYNTAX_ERROR;
2111 LOG_ERROR("no target selected");
2115 duration_start_measure(&duration);
2119 image.base_address_set = 1;
2120 image.base_address = strtoul(args[1], NULL, 0);
2124 image.base_address_set = 0;
2125 image.base_address = 0x0;
2128 image.start_address_set = 0;
2130 if ((retval=image_open(&image, args[0], (argc == 3) ? args[2] : NULL)) != ERROR_OK)
2137 for (i = 0; i < image.num_sections; i++)
2139 buffer = malloc(image.sections[i].size);
2142 command_print(cmd_ctx, "error allocating buffer for section (%d bytes)", image.sections[i].size);
2145 if ((retval = image_read_section(&image, i, 0x0, image.sections[i].size, buffer, &buf_cnt)) != ERROR_OK)
2151 /* calculate checksum of image */
2152 image_calculate_checksum( buffer, buf_cnt, &checksum );
2154 retval = target_checksum_memory(target, image.sections[i].base_address, buf_cnt, &mem_checksum);
2155 if( retval != ERROR_OK )
2161 if( checksum != mem_checksum )
2163 /* failed crc checksum, fall back to a binary compare */
2166 command_print(cmd_ctx, "checksum mismatch - attempting binary compare");
2168 data = (u8*)malloc(buf_cnt);
2170 /* Can we use 32bit word accesses? */
2172 int count = buf_cnt;
2173 if ((count % 4) == 0)
2178 retval = target->type->read_memory(target, image.sections[i].base_address, size, count, data);
2179 if (retval == ERROR_OK)
2182 for (t = 0; t < buf_cnt; t++)
2184 if (data[t] != buffer[t])
2186 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]);
2199 image_size += buf_cnt;
2202 duration_stop_measure(&duration, &duration_text);
2203 if (retval==ERROR_OK)
2205 command_print(cmd_ctx, "verified %u bytes in %s", image_size, duration_text);
2207 free(duration_text);
2209 image_close(&image);
2214 int handle_bp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
2217 target_t *target = get_current_target(cmd_ctx);
2221 breakpoint_t *breakpoint = target->breakpoints;
2225 if (breakpoint->type == BKPT_SOFT)
2227 char* buf = buf_to_str(breakpoint->orig_instr, breakpoint->length, 16);
2228 command_print(cmd_ctx, "0x%8.8x, 0x%x, %i, 0x%s", breakpoint->address, breakpoint->length, breakpoint->set, buf);
2233 command_print(cmd_ctx, "0x%8.8x, 0x%x, %i", breakpoint->address, breakpoint->length, breakpoint->set);
2235 breakpoint = breakpoint->next;
2243 length = strtoul(args[1], NULL, 0);
2246 if (strcmp(args[2], "hw") == 0)
2249 if ((retval = breakpoint_add(target, strtoul(args[0], NULL, 0), length, hw)) != ERROR_OK)
2251 LOG_ERROR("Failure setting breakpoints");
2255 command_print(cmd_ctx, "breakpoint added at address 0x%8.8x", strtoul(args[0], NULL, 0));
2260 command_print(cmd_ctx, "usage: bp <address> <length> ['hw']");
2266 int handle_rbp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
2268 target_t *target = get_current_target(cmd_ctx);
2271 breakpoint_remove(target, strtoul(args[0], NULL, 0));
2276 int handle_wp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
2278 target_t *target = get_current_target(cmd_ctx);
2283 watchpoint_t *watchpoint = target->watchpoints;
2287 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);
2288 watchpoint = watchpoint->next;
2293 enum watchpoint_rw type = WPT_ACCESS;
2294 u32 data_value = 0x0;
2295 u32 data_mask = 0xffffffff;
2311 command_print(cmd_ctx, "usage: wp <address> <length> [r/w/a] [value] [mask]");
2317 data_value = strtoul(args[3], NULL, 0);
2321 data_mask = strtoul(args[4], NULL, 0);
2324 if ((retval = watchpoint_add(target, strtoul(args[0], NULL, 0),
2325 strtoul(args[1], NULL, 0), type, data_value, data_mask)) != ERROR_OK)
2327 LOG_ERROR("Failure setting breakpoints");
2332 command_print(cmd_ctx, "usage: wp <address> <length> [r/w/a] [value] [mask]");
2338 int handle_rwp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
2340 target_t *target = get_current_target(cmd_ctx);
2343 watchpoint_remove(target, strtoul(args[0], NULL, 0));
2348 int handle_virt2phys_command(command_context_t *cmd_ctx, char *cmd, char **args, int argc)
2351 target_t *target = get_current_target(cmd_ctx);
2357 return ERROR_COMMAND_SYNTAX_ERROR;
2359 va = strtoul(args[0], NULL, 0);
2361 retval = target->type->virt2phys(target, va, &pa);
2362 if (retval == ERROR_OK)
2364 command_print(cmd_ctx, "Physical address 0x%08x", pa);
2368 /* lower levels will have logged a detailed error which is
2369 * forwarded to telnet/GDB session.
2374 static void writeLong(FILE *f, int l)
2379 char c=(l>>(i*8))&0xff;
2380 fwrite(&c, 1, 1, f);
2384 static void writeString(FILE *f, char *s)
2386 fwrite(s, 1, strlen(s), f);
2391 // Dump a gmon.out histogram file.
2392 static void writeGmon(u32 *samples, int sampleNum, char *filename)
2395 FILE *f=fopen(filename, "w");
2398 fwrite("gmon", 1, 4, f);
2399 writeLong(f, 0x00000001); // Version
2400 writeLong(f, 0); // padding
2401 writeLong(f, 0); // padding
2402 writeLong(f, 0); // padding
2404 fwrite("", 1, 1, f); // GMON_TAG_TIME_HIST
2406 // figure out bucket size
2409 for (i=0; i<sampleNum; i++)
2421 int addressSpace=(max-min+1);
2423 static int const maxBuckets=256*1024; // maximum buckets.
2424 int length=addressSpace;
2425 if (length > maxBuckets)
2429 int *buckets=malloc(sizeof(int)*length);
2435 memset(buckets, 0, sizeof(int)*length);
2436 for (i=0; i<sampleNum;i++)
2438 u32 address=samples[i];
2439 long long a=address-min;
2440 long long b=length-1;
2441 long long c=addressSpace-1;
2442 int index=(a*b)/c; // danger!!!! int32 overflows
2446 // append binary memory gmon.out &profile_hist_hdr ((char*)&profile_hist_hdr + sizeof(struct gmon_hist_hdr))
2447 writeLong(f, min); // low_pc
2448 writeLong(f, max); // high_pc
2449 writeLong(f, length); // # of samples
2450 writeLong(f, 64000000); // 64MHz
2451 writeString(f, "seconds");
2452 for (i=0; i<(15-strlen("seconds")); i++)
2454 fwrite("", 1, 1, f); // padding
2456 writeString(f, "s");
2458 // append binary memory gmon.out profile_hist_data (profile_hist_data + profile_hist_hdr.hist_size)
2460 char *data=malloc(2*length);
2463 for (i=0; i<length;i++)
2472 data[i*2+1]=(val>>8)&0xff;
2475 fwrite(data, 1, length*2, f);
2485 /* profiling samples the CPU PC as quickly as OpenOCD is able, which will be used as a random sampling of PC */
2486 int handle_profile_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
2488 target_t *target = get_current_target(cmd_ctx);
2489 struct timeval timeout, now;
2491 gettimeofday(&timeout, NULL);
2494 return ERROR_COMMAND_SYNTAX_ERROR;
2497 timeval_add_time(&timeout, strtoul(args[0], &end, 0), 0);
2503 command_print(cmd_ctx, "Starting profiling. Halting and resuming the target as often as we can...");
2505 static const int maxSample=10000;
2506 u32 *samples=malloc(sizeof(u32)*maxSample);
2511 int retval=ERROR_OK;
2512 // hopefully it is safe to cache! We want to stop/restart as quickly as possible.
2513 reg_t *reg = register_get_by_name(target->reg_cache, "pc", 1);
2517 target_poll(target);
2518 if (target->state == TARGET_HALTED)
2520 u32 t=*((u32 *)reg->value);
2521 samples[numSamples++]=t;
2522 retval = target_resume(target, 1, 0, 0, 0); /* current pc, addr = 0, do not handle breakpoints, not debugging */
2523 target_poll(target);
2524 usleep(10*1000); // sleep 10ms, i.e. <100 samples/second.
2525 } else if (target->state == TARGET_RUNNING)
2527 // We want to quickly sample the PC.
2528 target_halt(target);
2531 command_print(cmd_ctx, "Target not halted or running");
2535 if (retval!=ERROR_OK)
2540 gettimeofday(&now, NULL);
2541 if ((numSamples>=maxSample) || ((now.tv_sec >= timeout.tv_sec) && (now.tv_usec >= timeout.tv_usec)))
2543 command_print(cmd_ctx, "Profiling completed. %d samples.", numSamples);
2544 target_poll(target);
2545 if (target->state == TARGET_HALTED)
2547 target_resume(target, 1, 0, 0, 0); /* current pc, addr = 0, do not handle breakpoints, not debugging */
2549 target_poll(target);
2550 writeGmon(samples, numSamples, args[1]);
2551 command_print(cmd_ctx, "Wrote %s", args[1]);