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)
267 if ((retval = target_examine(cmd_ctx)) != ERROR_OK)
270 /* prepare reset_halt where necessary */
274 if (jtag_reset_config & RESET_SRST_PULLS_TRST)
276 switch (target->reset_mode)
279 command_print(cmd_ctx, "nSRST pulls nTRST, falling back to \"reset run_and_halt\"");
280 target->reset_mode = RESET_RUN_AND_HALT;
283 command_print(cmd_ctx, "nSRST pulls nTRST, falling back to \"reset run_and_init\"");
284 target->reset_mode = RESET_RUN_AND_INIT;
290 target = target->next;
296 /* we have no idea what state the target is in, so we
297 * have to drop working areas
299 target_free_all_working_areas_restore(target, 0);
300 target->type->assert_reset(target);
301 target = target->next;
303 if ((retval = jtag_execute_queue()) != ERROR_OK)
305 LOG_WARNING("JTAG communication failed asserting reset.");
309 /* request target halt if necessary, and schedule further action */
313 switch (target->reset_mode)
316 /* nothing to do if target just wants to be run */
318 case RESET_RUN_AND_HALT:
320 target_register_timer_callback(target_run_and_halt_handler, target->run_and_halt_time, 0, target);
322 case RESET_RUN_AND_INIT:
324 target_register_timer_callback(target_run_and_halt_handler, target->run_and_halt_time, 0, target);
325 target_register_event_callback(target_init_handler, cmd_ctx);
328 target->type->halt(target);
331 target->type->halt(target);
332 target_register_event_callback(target_init_handler, cmd_ctx);
335 LOG_ERROR("BUG: unknown target->reset_mode");
337 target = target->next;
340 if ((retval = jtag_execute_queue()) != ERROR_OK)
342 LOG_WARNING("JTAG communication failed while reset was asserted. Consider using srst_only for reset_config.");
349 target->type->deassert_reset(target);
350 target = target->next;
353 if ((retval = jtag_execute_queue()) != ERROR_OK)
355 LOG_WARNING("JTAG communication failed while deasserting reset.");
359 LOG_DEBUG("Waiting for halted stated as approperiate");
361 /* Wait for reset to complete, maximum 5 seconds. */
362 gettimeofday(&timeout, NULL);
363 timeval_add_time(&timeout, 5, 0);
366 gettimeofday(&now, NULL);
368 target_call_timer_callbacks_now();
373 LOG_DEBUG("Polling target");
374 target->type->poll(target);
375 if ((target->reset_mode == RESET_RUN_AND_INIT) ||
376 (target->reset_mode == RESET_RUN_AND_HALT) ||
377 (target->reset_mode == RESET_HALT) ||
378 (target->reset_mode == RESET_INIT))
380 if (target->state != TARGET_HALTED)
382 if ((now.tv_sec > timeout.tv_sec) || ((now.tv_sec == timeout.tv_sec) && (now.tv_usec >= timeout.tv_usec)))
384 LOG_USER("Timed out waiting for halt after reset");
387 /* this will send alive messages on e.g. GDB remote protocol. */
389 LOG_USER_N("%s", ""); /* avoid warning about zero length formatting message*/
393 target = target->next;
395 /* All targets we're waiting for are halted */
403 /* We want any events to be processed before the prompt */
404 target_call_timer_callbacks_now();
406 /* if we timed out we need to unregister these handlers */
410 target_unregister_timer_callback(target_run_and_halt_handler, target);
411 target = target->next;
413 target_unregister_event_callback(target_init_handler, cmd_ctx);
416 jtag->speed(jtag_speed_post_reset);
421 static int default_virt2phys(struct target_s *target, u32 virtual, u32 *physical)
427 static int default_mmu(struct target_s *target, int *enabled)
433 static int default_examine(struct command_context_s *cmd_ctx, struct target_s *target)
439 int target_examine(struct command_context_s *cmd_ctx)
441 int retval = ERROR_OK;
442 target_t *target = targets;
445 if ((retval = target->type->examine(cmd_ctx, target))!=ERROR_OK)
447 target = target->next;
451 int target_init(struct command_context_s *cmd_ctx)
453 target_t *target = targets;
457 target->type->examined = 0;
458 if (target->type->examine == NULL)
460 target->type->examine = default_examine;
463 if (target->type->init_target(cmd_ctx, target) != ERROR_OK)
465 LOG_ERROR("target '%s' init failed", target->type->name);
469 /* Set up default functions if none are provided by target */
470 if (target->type->virt2phys == NULL)
472 target->type->virt2phys = default_virt2phys;
474 if (target->type->mmu == NULL)
476 target->type->mmu = default_mmu;
478 target = target->next;
483 target_register_user_commands(cmd_ctx);
484 target_register_timer_callback(handle_target, 100, 1, NULL);
490 int target_register_event_callback(int (*callback)(struct target_s *target, enum target_event event, void *priv), void *priv)
492 target_event_callback_t **callbacks_p = &target_event_callbacks;
494 if (callback == NULL)
496 return ERROR_INVALID_ARGUMENTS;
501 while ((*callbacks_p)->next)
502 callbacks_p = &((*callbacks_p)->next);
503 callbacks_p = &((*callbacks_p)->next);
506 (*callbacks_p) = malloc(sizeof(target_event_callback_t));
507 (*callbacks_p)->callback = callback;
508 (*callbacks_p)->priv = priv;
509 (*callbacks_p)->next = NULL;
514 int target_register_timer_callback(int (*callback)(void *priv), int time_ms, int periodic, void *priv)
516 target_timer_callback_t **callbacks_p = &target_timer_callbacks;
519 if (callback == NULL)
521 return ERROR_INVALID_ARGUMENTS;
526 while ((*callbacks_p)->next)
527 callbacks_p = &((*callbacks_p)->next);
528 callbacks_p = &((*callbacks_p)->next);
531 (*callbacks_p) = malloc(sizeof(target_timer_callback_t));
532 (*callbacks_p)->callback = callback;
533 (*callbacks_p)->periodic = periodic;
534 (*callbacks_p)->time_ms = time_ms;
536 gettimeofday(&now, NULL);
537 (*callbacks_p)->when.tv_usec = now.tv_usec + (time_ms % 1000) * 1000;
538 time_ms -= (time_ms % 1000);
539 (*callbacks_p)->when.tv_sec = now.tv_sec + (time_ms / 1000);
540 if ((*callbacks_p)->when.tv_usec > 1000000)
542 (*callbacks_p)->when.tv_usec = (*callbacks_p)->when.tv_usec - 1000000;
543 (*callbacks_p)->when.tv_sec += 1;
546 (*callbacks_p)->priv = priv;
547 (*callbacks_p)->next = NULL;
552 int target_unregister_event_callback(int (*callback)(struct target_s *target, enum target_event event, void *priv), void *priv)
554 target_event_callback_t **p = &target_event_callbacks;
555 target_event_callback_t *c = target_event_callbacks;
557 if (callback == NULL)
559 return ERROR_INVALID_ARGUMENTS;
564 target_event_callback_t *next = c->next;
565 if ((c->callback == callback) && (c->priv == priv))
579 int target_unregister_timer_callback(int (*callback)(void *priv), void *priv)
581 target_timer_callback_t **p = &target_timer_callbacks;
582 target_timer_callback_t *c = target_timer_callbacks;
584 if (callback == NULL)
586 return ERROR_INVALID_ARGUMENTS;
591 target_timer_callback_t *next = c->next;
592 if ((c->callback == callback) && (c->priv == priv))
606 int target_call_event_callbacks(target_t *target, enum target_event event)
608 target_event_callback_t *callback = target_event_callbacks;
609 target_event_callback_t *next_callback;
611 LOG_DEBUG("target event %i", event);
615 next_callback = callback->next;
616 callback->callback(target, event, callback->priv);
617 callback = next_callback;
623 static int target_call_timer_callbacks_check_time(int checktime)
625 target_timer_callback_t *callback = target_timer_callbacks;
626 target_timer_callback_t *next_callback;
629 gettimeofday(&now, NULL);
633 next_callback = callback->next;
635 if ((!checktime&&callback->periodic)||
636 (((now.tv_sec >= callback->when.tv_sec) && (now.tv_usec >= callback->when.tv_usec))
637 || (now.tv_sec > callback->when.tv_sec)))
639 callback->callback(callback->priv);
640 if (callback->periodic)
642 int time_ms = callback->time_ms;
643 callback->when.tv_usec = now.tv_usec + (time_ms % 1000) * 1000;
644 time_ms -= (time_ms % 1000);
645 callback->when.tv_sec = now.tv_sec + time_ms / 1000;
646 if (callback->when.tv_usec > 1000000)
648 callback->when.tv_usec = callback->when.tv_usec - 1000000;
649 callback->when.tv_sec += 1;
653 target_unregister_timer_callback(callback->callback, callback->priv);
656 callback = next_callback;
662 int target_call_timer_callbacks()
664 return target_call_timer_callbacks_check_time(1);
667 /* invoke periodic callbacks immediately */
668 int target_call_timer_callbacks_now()
670 return target_call_timer_callbacks(0);
674 int target_alloc_working_area(struct target_s *target, u32 size, working_area_t **area)
676 working_area_t *c = target->working_areas;
677 working_area_t *new_wa = NULL;
679 /* Reevaluate working area address based on MMU state*/
680 if (target->working_areas == NULL)
684 retval = target->type->mmu(target, &enabled);
685 if (retval != ERROR_OK)
691 target->working_area = target->working_area_virt;
695 target->working_area = target->working_area_phys;
699 /* only allocate multiples of 4 byte */
702 LOG_ERROR("BUG: code tried to allocate unaligned number of bytes, padding");
703 size = CEIL(size, 4);
706 /* see if there's already a matching working area */
709 if ((c->free) && (c->size == size))
717 /* if not, allocate a new one */
720 working_area_t **p = &target->working_areas;
721 u32 first_free = target->working_area;
722 u32 free_size = target->working_area_size;
724 LOG_DEBUG("allocating new working area");
726 c = target->working_areas;
729 first_free += c->size;
730 free_size -= c->size;
735 if (free_size < size)
737 LOG_WARNING("not enough working area available(requested %d, free %d)", size, free_size);
738 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE;
741 new_wa = malloc(sizeof(working_area_t));
744 new_wa->address = first_free;
746 if (target->backup_working_area)
748 new_wa->backup = malloc(new_wa->size);
749 target->type->read_memory(target, new_wa->address, 4, new_wa->size / 4, new_wa->backup);
753 new_wa->backup = NULL;
756 /* put new entry in list */
760 /* mark as used, and return the new (reused) area */
770 int target_free_working_area_restore(struct target_s *target, working_area_t *area, int restore)
775 if (restore&&target->backup_working_area)
776 target->type->write_memory(target, area->address, 4, area->size / 4, area->backup);
780 /* mark user pointer invalid */
787 int target_free_working_area(struct target_s *target, working_area_t *area)
789 return target_free_working_area_restore(target, area, 1);
792 int target_free_all_working_areas_restore(struct target_s *target, int restore)
794 working_area_t *c = target->working_areas;
798 working_area_t *next = c->next;
799 target_free_working_area_restore(target, c, restore);
809 target->working_areas = NULL;
814 int target_free_all_working_areas(struct target_s *target)
816 return target_free_all_working_areas_restore(target, 1);
819 int target_register_commands(struct command_context_s *cmd_ctx)
821 register_command(cmd_ctx, NULL, "target", handle_target_command, COMMAND_CONFIG, "target <cpu> [reset_init default - DEPRECATED] <chainpos> <endianness> <variant> [cpu type specifc args]");
822 register_command(cmd_ctx, NULL, "targets", handle_targets_command, COMMAND_EXEC, NULL);
823 register_command(cmd_ctx, NULL, "target_script", handle_target_script_command, COMMAND_CONFIG, NULL);
824 register_command(cmd_ctx, NULL, "run_and_halt_time", handle_run_and_halt_time_command, COMMAND_CONFIG, "<target> <run time ms>");
825 register_command(cmd_ctx, NULL, "working_area", handle_working_area_command, COMMAND_ANY, "working_area <target#> <address> <size> <'backup'|'nobackup'> [virtual address]");
826 register_command(cmd_ctx, NULL, "virt2phys", handle_virt2phys_command, COMMAND_ANY, "virt2phys <virtual address>");
827 register_command(cmd_ctx, NULL, "profile", handle_profile_command, COMMAND_EXEC, "PRELIMINARY! - profile <seconds> <gmon.out>");
832 int target_arch_state(struct target_s *target)
837 LOG_USER("No target has been configured");
841 LOG_USER("target state: %s", target_state_strings[target->state]);
843 if (target->state!=TARGET_HALTED)
846 retval=target->type->arch_state(target);
850 /* Single aligned words are guaranteed to use 16 or 32 bit access
851 * mode respectively, otherwise data is handled as quickly as
854 int target_write_buffer(struct target_s *target, u32 address, u32 size, u8 *buffer)
858 LOG_DEBUG("writing buffer of %i byte at 0x%8.8x", size, address);
860 if (((address % 2) == 0) && (size == 2))
862 return target->type->write_memory(target, address, 2, 1, buffer);
865 /* handle unaligned head bytes */
868 int unaligned = 4 - (address % 4);
870 if (unaligned > size)
873 if ((retval = target->type->write_memory(target, address, 1, unaligned, buffer)) != ERROR_OK)
877 address += unaligned;
881 /* handle aligned words */
884 int aligned = size - (size % 4);
886 /* use bulk writes above a certain limit. This may have to be changed */
889 if ((retval = target->type->bulk_write_memory(target, address, aligned / 4, buffer)) != ERROR_OK)
894 if ((retval = target->type->write_memory(target, address, 4, aligned / 4, buffer)) != ERROR_OK)
903 /* handle tail writes of less than 4 bytes */
906 if ((retval = target->type->write_memory(target, address, 1, size, buffer)) != ERROR_OK)
914 /* Single aligned words are guaranteed to use 16 or 32 bit access
915 * mode respectively, otherwise data is handled as quickly as
918 int target_read_buffer(struct target_s *target, u32 address, u32 size, u8 *buffer)
922 LOG_DEBUG("reading buffer of %i byte at 0x%8.8x", size, address);
924 if (((address % 2) == 0) && (size == 2))
926 return target->type->read_memory(target, address, 2, 1, buffer);
929 /* handle unaligned head bytes */
932 int unaligned = 4 - (address % 4);
934 if (unaligned > size)
937 if ((retval = target->type->read_memory(target, address, 1, unaligned, buffer)) != ERROR_OK)
941 address += unaligned;
945 /* handle aligned words */
948 int aligned = size - (size % 4);
950 if ((retval = target->type->read_memory(target, address, 4, aligned / 4, buffer)) != ERROR_OK)
958 /* handle tail writes of less than 4 bytes */
961 if ((retval = target->type->read_memory(target, address, 1, size, buffer)) != ERROR_OK)
968 int target_checksum_memory(struct target_s *target, u32 address, u32 size, u32* crc)
975 if ((retval = target->type->checksum_memory(target, address,
976 size, &checksum)) == ERROR_TARGET_RESOURCE_NOT_AVAILABLE)
978 buffer = malloc(size);
981 LOG_ERROR("error allocating buffer for section (%d bytes)", size);
982 return ERROR_INVALID_ARGUMENTS;
984 retval = target_read_buffer(target, address, size, buffer);
985 if (retval != ERROR_OK)
991 /* convert to target endianess */
992 for (i = 0; i < (size/sizeof(u32)); i++)
995 target_data = target_buffer_get_u32(target, &buffer[i*sizeof(u32)]);
996 target_buffer_set_u32(target, &buffer[i*sizeof(u32)], target_data);
999 retval = image_calculate_checksum( buffer, size, &checksum );
1008 int target_read_u32(struct target_s *target, u32 address, u32 *value)
1012 int retval = target->type->read_memory(target, address, 4, 1, value_buf);
1014 if (retval == ERROR_OK)
1016 *value = target_buffer_get_u32(target, value_buf);
1017 LOG_DEBUG("address: 0x%8.8x, value: 0x%8.8x", address, *value);
1022 LOG_DEBUG("address: 0x%8.8x failed", address);
1028 int target_read_u16(struct target_s *target, u32 address, u16 *value)
1032 int retval = target->type->read_memory(target, address, 2, 1, value_buf);
1034 if (retval == ERROR_OK)
1036 *value = target_buffer_get_u16(target, value_buf);
1037 LOG_DEBUG("address: 0x%8.8x, value: 0x%4.4x", address, *value);
1042 LOG_DEBUG("address: 0x%8.8x failed", address);
1048 int target_read_u8(struct target_s *target, u32 address, u8 *value)
1050 int retval = target->type->read_memory(target, address, 1, 1, value);
1052 if (retval == ERROR_OK)
1054 LOG_DEBUG("address: 0x%8.8x, value: 0x%2.2x", address, *value);
1059 LOG_DEBUG("address: 0x%8.8x failed", address);
1065 int target_write_u32(struct target_s *target, u32 address, u32 value)
1070 LOG_DEBUG("address: 0x%8.8x, value: 0x%8.8x", address, value);
1072 target_buffer_set_u32(target, value_buf, value);
1073 if ((retval = target->type->write_memory(target, address, 4, 1, value_buf)) != ERROR_OK)
1075 LOG_DEBUG("failed: %i", retval);
1081 int target_write_u16(struct target_s *target, u32 address, u16 value)
1086 LOG_DEBUG("address: 0x%8.8x, value: 0x%8.8x", address, value);
1088 target_buffer_set_u16(target, value_buf, value);
1089 if ((retval = target->type->write_memory(target, address, 2, 1, value_buf)) != ERROR_OK)
1091 LOG_DEBUG("failed: %i", retval);
1097 int target_write_u8(struct target_s *target, u32 address, u8 value)
1101 LOG_DEBUG("address: 0x%8.8x, value: 0x%2.2x", address, value);
1103 if ((retval = target->type->read_memory(target, address, 1, 1, &value)) != ERROR_OK)
1105 LOG_DEBUG("failed: %i", retval);
1111 int target_register_user_commands(struct command_context_s *cmd_ctx)
1113 register_command(cmd_ctx, NULL, "reg", handle_reg_command, COMMAND_EXEC, NULL);
1114 register_command(cmd_ctx, NULL, "poll", handle_poll_command, COMMAND_EXEC, "poll target state");
1115 register_command(cmd_ctx, NULL, "wait_halt", handle_wait_halt_command, COMMAND_EXEC, "wait for target halt [time (s)]");
1116 register_command(cmd_ctx, NULL, "halt", handle_halt_command, COMMAND_EXEC, "halt target");
1117 register_command(cmd_ctx, NULL, "resume", handle_resume_command, COMMAND_EXEC, "resume target [addr]");
1118 register_command(cmd_ctx, NULL, "step", handle_step_command, COMMAND_EXEC, "step one instruction from current PC or [addr]");
1119 register_command(cmd_ctx, NULL, "reset", handle_reset_command, COMMAND_EXEC, "reset target [run|halt|init|run_and_halt|run_and_init]");
1120 register_command(cmd_ctx, NULL, "soft_reset_halt", handle_soft_reset_halt_command, COMMAND_EXEC, "halt the target and do a soft reset");
1122 register_command(cmd_ctx, NULL, "mdw", handle_md_command, COMMAND_EXEC, "display memory words <addr> [count]");
1123 register_command(cmd_ctx, NULL, "mdh", handle_md_command, COMMAND_EXEC, "display memory half-words <addr> [count]");
1124 register_command(cmd_ctx, NULL, "mdb", handle_md_command, COMMAND_EXEC, "display memory bytes <addr> [count]");
1126 register_command(cmd_ctx, NULL, "mww", handle_mw_command, COMMAND_EXEC, "write memory word <addr> <value> [count]");
1127 register_command(cmd_ctx, NULL, "mwh", handle_mw_command, COMMAND_EXEC, "write memory half-word <addr> <value> [count]");
1128 register_command(cmd_ctx, NULL, "mwb", handle_mw_command, COMMAND_EXEC, "write memory byte <addr> <value> [count]");
1130 register_command(cmd_ctx, NULL, "bp", handle_bp_command, COMMAND_EXEC, "set breakpoint <address> <length> [hw]");
1131 register_command(cmd_ctx, NULL, "rbp", handle_rbp_command, COMMAND_EXEC, "remove breakpoint <adress>");
1132 register_command(cmd_ctx, NULL, "wp", handle_wp_command, COMMAND_EXEC, "set watchpoint <address> <length> <r/w/a> [value] [mask]");
1133 register_command(cmd_ctx, NULL, "rwp", handle_rwp_command, COMMAND_EXEC, "remove watchpoint <adress>");
1135 register_command(cmd_ctx, NULL, "load_image", handle_load_image_command, COMMAND_EXEC, "load_image <file> <address> ['bin'|'ihex'|'elf'|'s19']");
1136 register_command(cmd_ctx, NULL, "dump_image", handle_dump_image_command, COMMAND_EXEC, "dump_image <file> <address> <size>");
1137 register_command(cmd_ctx, NULL, "verify_image", handle_verify_image_command, COMMAND_EXEC, "verify_image <file> [offset] [type]");
1138 register_command(cmd_ctx, NULL, "load_binary", handle_load_image_command, COMMAND_EXEC, "[DEPRECATED] load_binary <file> <address>");
1139 register_command(cmd_ctx, NULL, "dump_binary", handle_dump_image_command, COMMAND_EXEC, "[DEPRECATED] dump_binary <file> <address> <size>");
1141 target_request_register_commands(cmd_ctx);
1142 trace_register_commands(cmd_ctx);
1147 int handle_targets_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1149 target_t *target = targets;
1154 int num = strtoul(args[0], NULL, 0);
1159 target = target->next;
1163 cmd_ctx->current_target = num;
1165 command_print(cmd_ctx, "%i is out of bounds, only %i targets are configured", num, count);
1172 command_print(cmd_ctx, "%i: %s (%s), state: %s", count++, target->type->name, target_endianess_strings[target->endianness], target_state_strings[target->state]);
1173 target = target->next;
1179 int handle_target_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1186 return ERROR_COMMAND_SYNTAX_ERROR;
1189 /* search for the specified target */
1190 if (args[0] && (args[0][0] != 0))
1192 for (i = 0; target_types[i]; i++)
1194 if (strcmp(args[0], target_types[i]->name) == 0)
1196 target_t **last_target_p = &targets;
1198 /* register target specific commands */
1199 if (target_types[i]->register_commands(cmd_ctx) != ERROR_OK)
1201 LOG_ERROR("couldn't register '%s' commands", args[0]);
1207 while ((*last_target_p)->next)
1208 last_target_p = &((*last_target_p)->next);
1209 last_target_p = &((*last_target_p)->next);
1212 *last_target_p = malloc(sizeof(target_t));
1214 (*last_target_p)->type = target_types[i];
1216 if (strcmp(args[1], "big") == 0)
1217 (*last_target_p)->endianness = TARGET_BIG_ENDIAN;
1218 else if (strcmp(args[1], "little") == 0)
1219 (*last_target_p)->endianness = TARGET_LITTLE_ENDIAN;
1222 LOG_ERROR("endianness must be either 'little' or 'big', not '%s'", args[1]);
1223 return ERROR_COMMAND_SYNTAX_ERROR;
1226 /* what to do on a target reset */
1227 (*last_target_p)->reset_mode = RESET_INIT; /* default */
1228 if (strcmp(args[2], "reset_halt") == 0)
1229 (*last_target_p)->reset_mode = RESET_HALT;
1230 else if (strcmp(args[2], "reset_run") == 0)
1231 (*last_target_p)->reset_mode = RESET_RUN;
1232 else if (strcmp(args[2], "reset_init") == 0)
1233 (*last_target_p)->reset_mode = RESET_INIT;
1234 else if (strcmp(args[2], "run_and_halt") == 0)
1235 (*last_target_p)->reset_mode = RESET_RUN_AND_HALT;
1236 else if (strcmp(args[2], "run_and_init") == 0)
1237 (*last_target_p)->reset_mode = RESET_RUN_AND_INIT;
1240 /* Kludge! we want to make this reset arg optional while remaining compatible! */
1244 (*last_target_p)->run_and_halt_time = 1000; /* default 1s */
1246 (*last_target_p)->reset_script = NULL;
1247 (*last_target_p)->post_halt_script = NULL;
1248 (*last_target_p)->pre_resume_script = NULL;
1249 (*last_target_p)->gdb_program_script = NULL;
1251 (*last_target_p)->working_area = 0x0;
1252 (*last_target_p)->working_area_size = 0x0;
1253 (*last_target_p)->working_areas = NULL;
1254 (*last_target_p)->backup_working_area = 0;
1256 (*last_target_p)->state = TARGET_UNKNOWN;
1257 (*last_target_p)->debug_reason = DBG_REASON_UNDEFINED;
1258 (*last_target_p)->reg_cache = NULL;
1259 (*last_target_p)->breakpoints = NULL;
1260 (*last_target_p)->watchpoints = NULL;
1261 (*last_target_p)->next = NULL;
1262 (*last_target_p)->arch_info = NULL;
1264 /* initialize trace information */
1265 (*last_target_p)->trace_info = malloc(sizeof(trace_t));
1266 (*last_target_p)->trace_info->num_trace_points = 0;
1267 (*last_target_p)->trace_info->trace_points_size = 0;
1268 (*last_target_p)->trace_info->trace_points = NULL;
1269 (*last_target_p)->trace_info->trace_history_size = 0;
1270 (*last_target_p)->trace_info->trace_history = NULL;
1271 (*last_target_p)->trace_info->trace_history_pos = 0;
1272 (*last_target_p)->trace_info->trace_history_overflowed = 0;
1274 (*last_target_p)->dbgmsg = NULL;
1275 (*last_target_p)->dbg_msg_enabled = 0;
1277 (*last_target_p)->type->target_command(cmd_ctx, cmd, args, argc, *last_target_p);
1285 /* no matching target found */
1288 LOG_ERROR("target '%s' not found", args[0]);
1289 return ERROR_COMMAND_SYNTAX_ERROR;
1295 /* usage: target_script <target#> <event> <script_file> */
1296 int handle_target_script_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1298 target_t *target = NULL;
1302 LOG_ERROR("incomplete target_script command");
1303 return ERROR_COMMAND_SYNTAX_ERROR;
1306 target = get_target_by_num(strtoul(args[0], NULL, 0));
1310 return ERROR_COMMAND_SYNTAX_ERROR;
1313 if (strcmp(args[1], "reset") == 0)
1315 if (target->reset_script)
1316 free(target->reset_script);
1317 target->reset_script = strdup(args[2]);
1319 else if (strcmp(args[1], "post_halt") == 0)
1321 if (target->post_halt_script)
1322 free(target->post_halt_script);
1323 target->post_halt_script = strdup(args[2]);
1325 else if (strcmp(args[1], "pre_resume") == 0)
1327 if (target->pre_resume_script)
1328 free(target->pre_resume_script);
1329 target->pre_resume_script = strdup(args[2]);
1331 else if (strcmp(args[1], "gdb_program_config") == 0)
1333 if (target->gdb_program_script)
1334 free(target->gdb_program_script);
1335 target->gdb_program_script = strdup(args[2]);
1339 LOG_ERROR("unknown event type: '%s", args[1]);
1340 return ERROR_COMMAND_SYNTAX_ERROR;
1346 int handle_run_and_halt_time_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1348 target_t *target = NULL;
1352 return ERROR_COMMAND_SYNTAX_ERROR;
1355 target = get_target_by_num(strtoul(args[0], NULL, 0));
1358 return ERROR_COMMAND_SYNTAX_ERROR;
1361 target->run_and_halt_time = strtoul(args[1], NULL, 0);
1366 int handle_working_area_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1368 target_t *target = NULL;
1370 if ((argc < 4) || (argc > 5))
1372 return ERROR_COMMAND_SYNTAX_ERROR;
1375 target = get_target_by_num(strtoul(args[0], NULL, 0));
1378 return ERROR_COMMAND_SYNTAX_ERROR;
1380 target_free_all_working_areas(target);
1382 target->working_area_phys = target->working_area_virt = strtoul(args[1], NULL, 0);
1385 target->working_area_virt = strtoul(args[4], NULL, 0);
1387 target->working_area_size = strtoul(args[2], NULL, 0);
1389 if (strcmp(args[3], "backup") == 0)
1391 target->backup_working_area = 1;
1393 else if (strcmp(args[3], "nobackup") == 0)
1395 target->backup_working_area = 0;
1399 LOG_ERROR("unrecognized <backup|nobackup> argument (%s)", args[3]);
1400 return ERROR_COMMAND_SYNTAX_ERROR;
1407 /* process target state changes */
1408 int handle_target(void *priv)
1411 target_t *target = targets;
1415 /* only poll if target isn't already halted */
1416 if (target->state != TARGET_HALTED)
1418 if (target_continous_poll)
1419 if ((retval = target->type->poll(target)) != ERROR_OK)
1421 LOG_ERROR("couldn't poll target(%d). It's due for a reset.", retval);
1425 target = target->next;
1431 int handle_reg_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1440 target = get_current_target(cmd_ctx);
1442 /* list all available registers for the current target */
1445 reg_cache_t *cache = target->reg_cache;
1451 for (i = 0; i < cache->num_regs; i++)
1453 value = buf_to_str(cache->reg_list[i].value, cache->reg_list[i].size, 16);
1454 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);
1457 cache = cache->next;
1463 /* access a single register by its ordinal number */
1464 if ((args[0][0] >= '0') && (args[0][0] <= '9'))
1466 int num = strtoul(args[0], NULL, 0);
1467 reg_cache_t *cache = target->reg_cache;
1473 for (i = 0; i < cache->num_regs; i++)
1477 reg = &cache->reg_list[i];
1483 cache = cache->next;
1488 command_print(cmd_ctx, "%i is out of bounds, the current target has only %i registers (0 - %i)", num, count, count - 1);
1491 } else /* access a single register by its name */
1493 reg = register_get_by_name(target->reg_cache, args[0], 1);
1497 command_print(cmd_ctx, "register %s not found in current target", args[0]);
1502 /* display a register */
1503 if ((argc == 1) || ((argc == 2) && !((args[1][0] >= '0') && (args[1][0] <= '9'))))
1505 if ((argc == 2) && (strcmp(args[1], "force") == 0))
1508 if (reg->valid == 0)
1510 reg_arch_type_t *arch_type = register_get_arch_type(reg->arch_type);
1511 if (arch_type == NULL)
1513 LOG_ERROR("BUG: encountered unregistered arch type");
1516 arch_type->get(reg);
1518 value = buf_to_str(reg->value, reg->size, 16);
1519 command_print(cmd_ctx, "%s (/%i): 0x%s", reg->name, reg->size, value);
1524 /* set register value */
1527 u8 *buf = malloc(CEIL(reg->size, 8));
1528 str_to_buf(args[1], strlen(args[1]), buf, reg->size, 0);
1530 reg_arch_type_t *arch_type = register_get_arch_type(reg->arch_type);
1531 if (arch_type == NULL)
1533 LOG_ERROR("BUG: encountered unregistered arch type");
1537 arch_type->set(reg, buf);
1539 value = buf_to_str(reg->value, reg->size, 16);
1540 command_print(cmd_ctx, "%s (/%i): 0x%s", reg->name, reg->size, value);
1548 command_print(cmd_ctx, "usage: reg <#|name> [value]");
1553 static int wait_state(struct command_context_s *cmd_ctx, char *cmd, enum target_state state, int ms);
1555 int handle_poll_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1557 target_t *target = get_current_target(cmd_ctx);
1561 target->type->poll(target);
1562 target_arch_state(target);
1566 if (strcmp(args[0], "on") == 0)
1568 target_continous_poll = 1;
1570 else if (strcmp(args[0], "off") == 0)
1572 target_continous_poll = 0;
1576 command_print(cmd_ctx, "arg is \"on\" or \"off\"");
1584 int handle_wait_halt_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1592 ms = strtoul(args[0], &end, 0) * 1000;
1595 command_print(cmd_ctx, "usage: %s [seconds]", cmd);
1600 return wait_state(cmd_ctx, cmd, TARGET_HALTED, ms);
1603 static void target_process_events(struct command_context_s *cmd_ctx)
1605 target_t *target = get_current_target(cmd_ctx);
1606 target->type->poll(target);
1607 target_call_timer_callbacks_now();
1610 static int wait_state(struct command_context_s *cmd_ctx, char *cmd, enum target_state state, int ms)
1613 struct timeval timeout, now;
1615 gettimeofday(&timeout, NULL);
1616 timeval_add_time(&timeout, 0, ms * 1000);
1618 target_t *target = get_current_target(cmd_ctx);
1621 if ((retval=target->type->poll(target))!=ERROR_OK)
1623 target_call_timer_callbacks_now();
1624 if (target->state == state)
1631 command_print(cmd_ctx, "waiting for target %s...", target_state_strings[state]);
1634 gettimeofday(&now, NULL);
1635 if ((now.tv_sec > timeout.tv_sec) || ((now.tv_sec == timeout.tv_sec) && (now.tv_usec >= timeout.tv_usec)))
1637 LOG_ERROR("timed out while waiting for target %s", target_state_strings[state]);
1645 int handle_halt_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1648 target_t *target = get_current_target(cmd_ctx);
1652 if ((retval = target->type->halt(target)) != ERROR_OK)
1657 return handle_wait_halt_command(cmd_ctx, cmd, args, argc);
1661 int handle_soft_reset_halt_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1663 target_t *target = get_current_target(cmd_ctx);
1665 LOG_USER("requesting target halt and executing a soft reset");
1667 target->type->soft_reset_halt(target);
1672 int handle_reset_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1674 target_t *target = get_current_target(cmd_ctx);
1675 enum target_reset_mode reset_mode = target->reset_mode;
1676 enum target_reset_mode save = target->reset_mode;
1682 if (strcmp("run", args[0]) == 0)
1683 reset_mode = RESET_RUN;
1684 else if (strcmp("halt", args[0]) == 0)
1685 reset_mode = RESET_HALT;
1686 else if (strcmp("init", args[0]) == 0)
1687 reset_mode = RESET_INIT;
1688 else if (strcmp("run_and_halt", args[0]) == 0)
1690 reset_mode = RESET_RUN_AND_HALT;
1693 target->run_and_halt_time = strtoul(args[1], NULL, 0);
1696 else if (strcmp("run_and_init", args[0]) == 0)
1698 reset_mode = RESET_RUN_AND_INIT;
1701 target->run_and_halt_time = strtoul(args[1], NULL, 0);
1706 command_print(cmd_ctx, "usage: reset ['run', 'halt', 'init', 'run_and_halt', 'run_and_init]");
1711 /* temporarily modify mode of current reset target */
1712 target->reset_mode = reset_mode;
1714 /* reset *all* targets */
1715 target_process_reset(cmd_ctx);
1717 /* Restore default reset mode for this target */
1718 target->reset_mode = save;
1723 int handle_resume_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1726 target_t *target = get_current_target(cmd_ctx);
1729 retval = target->type->resume(target, 1, 0, 1, 0); /* current pc, addr = 0, handle breakpoints, not debugging */
1731 retval = target->type->resume(target, 0, strtoul(args[0], NULL, 0), 1, 0); /* addr = args[0], handle breakpoints, not debugging */
1734 return ERROR_COMMAND_SYNTAX_ERROR;
1737 target_process_events(cmd_ctx);
1742 int handle_step_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1744 target_t *target = get_current_target(cmd_ctx);
1749 target->type->step(target, 1, 0, 1); /* current pc, addr = 0, handle breakpoints */
1752 target->type->step(target, 0, strtoul(args[0], NULL, 0), 1); /* addr = args[0], handle breakpoints */
1757 int handle_md_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1759 const int line_bytecnt = 32;
1772 target_t *target = get_current_target(cmd_ctx);
1778 count = strtoul(args[1], NULL, 0);
1780 address = strtoul(args[0], NULL, 0);
1786 size = 4; line_modulo = line_bytecnt / 4;
1789 size = 2; line_modulo = line_bytecnt / 2;
1792 size = 1; line_modulo = line_bytecnt / 1;
1798 buffer = calloc(count, size);
1799 retval = target->type->read_memory(target, address, size, count, buffer);
1800 if (retval == ERROR_OK)
1804 for (i = 0; i < count; i++)
1806 if (i%line_modulo == 0)
1807 output_len += snprintf(output + output_len, 128 - output_len, "0x%8.8x: ", address + (i*size));
1812 output_len += snprintf(output + output_len, 128 - output_len, "%8.8x ", target_buffer_get_u32(target, &buffer[i*4]));
1815 output_len += snprintf(output + output_len, 128 - output_len, "%4.4x ", target_buffer_get_u16(target, &buffer[i*2]));
1818 output_len += snprintf(output + output_len, 128 - output_len, "%2.2x ", buffer[i*1]);
1822 if ((i%line_modulo == line_modulo-1) || (i == count - 1))
1824 command_print(cmd_ctx, output);
1830 LOG_ERROR("Failure examining memory");
1838 int handle_mw_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1845 target_t *target = get_current_target(cmd_ctx);
1848 if ((argc < 2) || (argc > 3))
1849 return ERROR_COMMAND_SYNTAX_ERROR;
1851 address = strtoul(args[0], NULL, 0);
1852 value = strtoul(args[1], NULL, 0);
1854 count = strtoul(args[2], NULL, 0);
1861 target_buffer_set_u32(target, value_buf, value);
1865 target_buffer_set_u16(target, value_buf, value);
1869 value_buf[0] = value;
1872 return ERROR_COMMAND_SYNTAX_ERROR;
1874 for (i=0; i<count; i++)
1880 retval = target->type->write_memory(target, address + i*wordsize, 4, 1, value_buf);
1883 retval = target->type->write_memory(target, address + i*wordsize, 2, 1, value_buf);
1886 retval = target->type->write_memory(target, address + i*wordsize, 1, 1, value_buf);
1891 if (retval!=ERROR_OK)
1901 int handle_load_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1911 duration_t duration;
1912 char *duration_text;
1914 target_t *target = get_current_target(cmd_ctx);
1918 command_print(cmd_ctx, "usage: load_image <filename> [address] [type]");
1922 /* a base address isn't always necessary, default to 0x0 (i.e. don't relocate) */
1925 image.base_address_set = 1;
1926 image.base_address = strtoul(args[1], NULL, 0);
1930 image.base_address_set = 0;
1933 image.start_address_set = 0;
1935 duration_start_measure(&duration);
1937 if (image_open(&image, args[0], (argc >= 3) ? args[2] : NULL) != ERROR_OK)
1944 for (i = 0; i < image.num_sections; i++)
1946 buffer = malloc(image.sections[i].size);
1949 command_print(cmd_ctx, "error allocating buffer for section (%d bytes)", image.sections[i].size);
1953 if ((retval = image_read_section(&image, i, 0x0, image.sections[i].size, buffer, &buf_cnt)) != ERROR_OK)
1958 if ((retval = target_write_buffer(target, image.sections[i].base_address, buf_cnt, buffer)) != ERROR_OK)
1963 image_size += buf_cnt;
1964 command_print(cmd_ctx, "%u byte written at address 0x%8.8x", buf_cnt, image.sections[i].base_address);
1969 duration_stop_measure(&duration, &duration_text);
1970 if (retval==ERROR_OK)
1972 command_print(cmd_ctx, "downloaded %u byte in %s", image_size, duration_text);
1974 free(duration_text);
1976 image_close(&image);
1982 int handle_dump_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1989 int retval=ERROR_OK;
1991 duration_t duration;
1992 char *duration_text;
1994 target_t *target = get_current_target(cmd_ctx);
1998 command_print(cmd_ctx, "usage: dump_image <filename> <address> <size>");
2002 address = strtoul(args[1], NULL, 0);
2003 size = strtoul(args[2], NULL, 0);
2005 if ((address & 3) || (size & 3))
2007 command_print(cmd_ctx, "only 32-bit aligned address and size are supported");
2011 if (fileio_open(&fileio, args[0], FILEIO_WRITE, FILEIO_BINARY) != ERROR_OK)
2016 duration_start_measure(&duration);
2021 u32 this_run_size = (size > 560) ? 560 : size;
2023 retval = target->type->read_memory(target, address, 4, this_run_size / 4, buffer);
2024 if (retval != ERROR_OK)
2029 retval = fileio_write(&fileio, this_run_size, buffer, &size_written);
2030 if (retval != ERROR_OK)
2035 size -= this_run_size;
2036 address += this_run_size;
2039 fileio_close(&fileio);
2041 duration_stop_measure(&duration, &duration_text);
2042 if (retval==ERROR_OK)
2044 command_print(cmd_ctx, "dumped %"PRIi64" byte in %s", fileio.size, duration_text);
2046 free(duration_text);
2051 int handle_verify_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
2059 u32 mem_checksum = 0;
2063 duration_t duration;
2064 char *duration_text;
2066 target_t *target = get_current_target(cmd_ctx);
2070 return ERROR_COMMAND_SYNTAX_ERROR;
2075 LOG_ERROR("no target selected");
2079 duration_start_measure(&duration);
2083 image.base_address_set = 1;
2084 image.base_address = strtoul(args[1], NULL, 0);
2088 image.base_address_set = 0;
2089 image.base_address = 0x0;
2092 image.start_address_set = 0;
2094 if ((retval=image_open(&image, args[0], (argc == 3) ? args[2] : NULL)) != ERROR_OK)
2101 for (i = 0; i < image.num_sections; i++)
2103 buffer = malloc(image.sections[i].size);
2106 command_print(cmd_ctx, "error allocating buffer for section (%d bytes)", image.sections[i].size);
2109 if ((retval = image_read_section(&image, i, 0x0, image.sections[i].size, buffer, &buf_cnt)) != ERROR_OK)
2115 /* calculate checksum of image */
2116 image_calculate_checksum( buffer, buf_cnt, &checksum );
2118 retval = target_checksum_memory(target, image.sections[i].base_address, buf_cnt, &mem_checksum);
2119 if( retval != ERROR_OK )
2125 if( checksum != mem_checksum )
2127 /* failed crc checksum, fall back to a binary compare */
2130 command_print(cmd_ctx, "checksum mismatch - attempting binary compare");
2132 data = (u8*)malloc(buf_cnt);
2134 /* Can we use 32bit word accesses? */
2136 int count = buf_cnt;
2137 if ((count % 4) == 0)
2142 retval = target->type->read_memory(target, image.sections[i].base_address, size, count, data);
2143 if (retval == ERROR_OK)
2146 for (t = 0; t < buf_cnt; t++)
2148 if (data[t] != buffer[t])
2150 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]);
2163 image_size += buf_cnt;
2166 duration_stop_measure(&duration, &duration_text);
2167 if (retval==ERROR_OK)
2169 command_print(cmd_ctx, "verified %u bytes in %s", image_size, duration_text);
2171 free(duration_text);
2173 image_close(&image);
2178 int handle_bp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
2181 target_t *target = get_current_target(cmd_ctx);
2185 breakpoint_t *breakpoint = target->breakpoints;
2189 if (breakpoint->type == BKPT_SOFT)
2191 char* buf = buf_to_str(breakpoint->orig_instr, breakpoint->length, 16);
2192 command_print(cmd_ctx, "0x%8.8x, 0x%x, %i, 0x%s", breakpoint->address, breakpoint->length, breakpoint->set, buf);
2197 command_print(cmd_ctx, "0x%8.8x, 0x%x, %i", breakpoint->address, breakpoint->length, breakpoint->set);
2199 breakpoint = breakpoint->next;
2207 length = strtoul(args[1], NULL, 0);
2210 if (strcmp(args[2], "hw") == 0)
2213 if ((retval = breakpoint_add(target, strtoul(args[0], NULL, 0), length, hw)) != ERROR_OK)
2215 LOG_ERROR("Failure setting breakpoints");
2219 command_print(cmd_ctx, "breakpoint added at address 0x%8.8x", strtoul(args[0], NULL, 0));
2224 command_print(cmd_ctx, "usage: bp <address> <length> ['hw']");
2230 int handle_rbp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
2232 target_t *target = get_current_target(cmd_ctx);
2235 breakpoint_remove(target, strtoul(args[0], NULL, 0));
2240 int handle_wp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
2242 target_t *target = get_current_target(cmd_ctx);
2247 watchpoint_t *watchpoint = target->watchpoints;
2251 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);
2252 watchpoint = watchpoint->next;
2257 enum watchpoint_rw type = WPT_ACCESS;
2258 u32 data_value = 0x0;
2259 u32 data_mask = 0xffffffff;
2275 command_print(cmd_ctx, "usage: wp <address> <length> [r/w/a] [value] [mask]");
2281 data_value = strtoul(args[3], NULL, 0);
2285 data_mask = strtoul(args[4], NULL, 0);
2288 if ((retval = watchpoint_add(target, strtoul(args[0], NULL, 0),
2289 strtoul(args[1], NULL, 0), type, data_value, data_mask)) != ERROR_OK)
2291 LOG_ERROR("Failure setting breakpoints");
2296 command_print(cmd_ctx, "usage: wp <address> <length> [r/w/a] [value] [mask]");
2302 int handle_rwp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
2304 target_t *target = get_current_target(cmd_ctx);
2307 watchpoint_remove(target, strtoul(args[0], NULL, 0));
2312 int handle_virt2phys_command(command_context_t *cmd_ctx, char *cmd, char **args, int argc)
2315 target_t *target = get_current_target(cmd_ctx);
2321 return ERROR_COMMAND_SYNTAX_ERROR;
2323 va = strtoul(args[0], NULL, 0);
2325 retval = target->type->virt2phys(target, va, &pa);
2326 if (retval == ERROR_OK)
2328 command_print(cmd_ctx, "Physical address 0x%08x", pa);
2332 /* lower levels will have logged a detailed error which is
2333 * forwarded to telnet/GDB session.
2338 static void writeLong(FILE *f, int l)
2343 char c=(l>>(i*8))&0xff;
2344 fwrite(&c, 1, 1, f);
2348 static void writeString(FILE *f, char *s)
2350 fwrite(s, 1, strlen(s), f);
2355 // Dump a gmon.out histogram file.
2356 static void writeGmon(u32 *samples, int sampleNum, char *filename)
2359 FILE *f=fopen(filename, "w");
2362 fwrite("gmon", 1, 4, f);
2363 writeLong(f, 0x00000001); // Version
2364 writeLong(f, 0); // padding
2365 writeLong(f, 0); // padding
2366 writeLong(f, 0); // padding
2368 fwrite("", 1, 1, f); // GMON_TAG_TIME_HIST
2370 // figure out bucket size
2373 for (i=0; i<sampleNum; i++)
2385 int addressSpace=(max-min+1);
2387 static int const maxBuckets=256*1024; // maximum buckets.
2388 int length=addressSpace;
2389 if (length > maxBuckets)
2393 int *buckets=malloc(sizeof(int)*length);
2399 memset(buckets, 0, sizeof(int)*length);
2400 for (i=0; i<sampleNum;i++)
2402 u32 address=samples[i];
2403 long long a=address-min;
2404 long long b=length-1;
2405 long long c=addressSpace-1;
2406 int index=(a*b)/c; // danger!!!! int32 overflows
2410 // append binary memory gmon.out &profile_hist_hdr ((char*)&profile_hist_hdr + sizeof(struct gmon_hist_hdr))
2411 writeLong(f, min); // low_pc
2412 writeLong(f, max); // high_pc
2413 writeLong(f, length); // # of samples
2414 writeLong(f, 64000000); // 64MHz
2415 writeString(f, "seconds");
2416 for (i=0; i<(15-strlen("seconds")); i++)
2418 fwrite("", 1, 1, f); // padding
2420 writeString(f, "s");
2422 // append binary memory gmon.out profile_hist_data (profile_hist_data + profile_hist_hdr.hist_size)
2424 char *data=malloc(2*length);
2427 for (i=0; i<length;i++)
2436 data[i*2+1]=(val>>8)&0xff;
2439 fwrite(data, 1, length*2, f);
2449 /* profiling samples the CPU PC as quickly as OpenOCD is able, which will be used as a random sampling of PC */
2450 int handle_profile_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
2452 target_t *target = get_current_target(cmd_ctx);
2453 struct timeval timeout, now;
2455 gettimeofday(&timeout, NULL);
2458 return ERROR_COMMAND_SYNTAX_ERROR;
2461 timeval_add_time(&timeout, strtoul(args[0], &end, 0), 0);
2467 command_print(cmd_ctx, "Starting profiling. Halting and resuming the target as often as we can...");
2469 static const int maxSample=10000;
2470 u32 *samples=malloc(sizeof(u32)*maxSample);
2475 int retval=ERROR_OK;
2476 // hopefully it is safe to cache! We want to stop/restart as quickly as possible.
2477 reg_t *reg = register_get_by_name(target->reg_cache, "pc", 1);
2481 target->type->poll(target);
2482 if (target->state == TARGET_HALTED)
2484 u32 t=*((u32 *)reg->value);
2485 samples[numSamples++]=t;
2486 retval = target->type->resume(target, 1, 0, 0, 0); /* current pc, addr = 0, do not handle breakpoints, not debugging */
2487 target->type->poll(target);
2488 usleep(10*1000); // sleep 10ms, i.e. <100 samples/second.
2489 } else if (target->state == TARGET_RUNNING)
2491 // We want to quickly sample the PC.
2492 target->type->halt(target);
2495 command_print(cmd_ctx, "Target not halted or running");
2499 if (retval!=ERROR_OK)
2504 gettimeofday(&now, NULL);
2505 if ((numSamples>=maxSample) || ((now.tv_sec >= timeout.tv_sec) && (now.tv_usec >= timeout.tv_usec)))
2507 command_print(cmd_ctx, "Profiling completed. %d samples.", numSamples);
2508 target->type->poll(target);
2509 if (target->state == TARGET_HALTED)
2511 target->type->resume(target, 1, 0, 0, 0); /* current pc, addr = 0, do not handle breakpoints, not debugging */
2513 target->type->poll(target);
2514 writeGmon(samples, numSamples, args[1]);
2515 command_print(cmd_ctx, "Wrote %s", args[1]);