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_daemon_startup_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
55 int handle_targets_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
57 int handle_target_script_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
58 int handle_run_and_halt_time_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
59 int handle_working_area_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
61 int handle_reg_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
62 int handle_poll_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
63 int handle_halt_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
64 int handle_wait_halt_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
65 int handle_reset_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
66 int handle_soft_reset_halt_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
67 int handle_resume_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
68 int handle_step_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
69 int handle_md_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
70 int handle_mw_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
71 int handle_load_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
72 int handle_dump_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
73 int handle_verify_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
74 int handle_bp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
75 int handle_rbp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
76 int handle_wp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
77 int handle_rwp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
78 int handle_virt2phys_command(command_context_t *cmd_ctx, char *cmd, char **args, int argc);
79 int handle_profile_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
83 extern target_type_t arm7tdmi_target;
84 extern target_type_t arm720t_target;
85 extern target_type_t arm9tdmi_target;
86 extern target_type_t arm920t_target;
87 extern target_type_t arm966e_target;
88 extern target_type_t arm926ejs_target;
89 extern target_type_t feroceon_target;
90 extern target_type_t xscale_target;
91 extern target_type_t cortexm3_target;
92 extern target_type_t arm11_target;
94 target_type_t *target_types[] =
109 target_t *targets = NULL;
110 target_event_callback_t *target_event_callbacks = NULL;
111 target_timer_callback_t *target_timer_callbacks = NULL;
113 char *target_state_strings[] =
122 char *target_debug_reason_strings[] =
124 "debug request", "breakpoint", "watchpoint",
125 "watchpoint and breakpoint", "single step",
126 "target not halted", "undefined"
129 char *target_endianess_strings[] =
135 enum daemon_startup_mode startup_mode = DAEMON_ATTACH;
137 static int target_continous_poll = 1;
139 /* read a u32 from a buffer in target memory endianness */
140 u32 target_buffer_get_u32(target_t *target, u8 *buffer)
142 if (target->endianness == TARGET_LITTLE_ENDIAN)
143 return le_to_h_u32(buffer);
145 return be_to_h_u32(buffer);
148 /* read a u16 from a buffer in target memory endianness */
149 u16 target_buffer_get_u16(target_t *target, u8 *buffer)
151 if (target->endianness == TARGET_LITTLE_ENDIAN)
152 return le_to_h_u16(buffer);
154 return be_to_h_u16(buffer);
157 /* write a u32 to a buffer in target memory endianness */
158 void target_buffer_set_u32(target_t *target, u8 *buffer, u32 value)
160 if (target->endianness == TARGET_LITTLE_ENDIAN)
161 h_u32_to_le(buffer, value);
163 h_u32_to_be(buffer, value);
166 /* write a u16 to a buffer in target memory endianness */
167 void target_buffer_set_u16(target_t *target, u8 *buffer, u16 value)
169 if (target->endianness == TARGET_LITTLE_ENDIAN)
170 h_u16_to_le(buffer, value);
172 h_u16_to_be(buffer, value);
175 /* returns a pointer to the n-th configured target */
176 target_t* get_target_by_num(int num)
178 target_t *target = targets;
185 target = target->next;
192 int get_num_by_target(target_t *query_target)
194 target_t *target = targets;
199 if (target == query_target)
201 target = target->next;
208 target_t* get_current_target(command_context_t *cmd_ctx)
210 target_t *target = get_target_by_num(cmd_ctx->current_target);
214 LOG_ERROR("BUG: current_target out of bounds");
221 /* Process target initialization, when target entered debug out of reset
222 * the handler is unregistered at the end of this function, so it's only called once
224 int target_init_handler(struct target_s *target, enum target_event event, void *priv)
227 struct command_context_s *cmd_ctx = priv;
229 if ((event == TARGET_EVENT_HALTED) && (target->reset_script))
231 target_unregister_event_callback(target_init_handler, priv);
233 script = open_file_from_path(target->reset_script, "r");
236 LOG_ERROR("couldn't open script file %s", target->reset_script);
240 LOG_INFO("executing reset script '%s'", target->reset_script);
241 command_run_file(cmd_ctx, script, COMMAND_EXEC);
244 jtag_execute_queue();
250 int target_run_and_halt_handler(void *priv)
252 target_t *target = priv;
254 target->type->halt(target);
259 int target_process_reset(struct command_context_s *cmd_ctx)
261 int retval = ERROR_OK;
263 struct timeval timeout, now;
265 jtag->speed(jtag_speed);
267 /* prepare reset_halt where necessary */
271 if (jtag_reset_config & RESET_SRST_PULLS_TRST)
273 switch (target->reset_mode)
276 command_print(cmd_ctx, "nSRST pulls nTRST, falling back to \"reset run_and_halt\"");
277 target->reset_mode = RESET_RUN_AND_HALT;
280 command_print(cmd_ctx, "nSRST pulls nTRST, falling back to \"reset run_and_init\"");
281 target->reset_mode = RESET_RUN_AND_INIT;
287 target = target->next;
293 /* we have no idea what state the target is in, so we
294 * have to drop working areas
296 target_free_all_working_areas_restore(target, 0);
297 target->type->assert_reset(target);
298 target = target->next;
300 jtag_execute_queue();
302 /* request target halt if necessary, and schedule further action */
306 switch (target->reset_mode)
309 /* nothing to do if target just wants to be run */
311 case RESET_RUN_AND_HALT:
313 target_register_timer_callback(target_run_and_halt_handler, target->run_and_halt_time, 0, target);
315 case RESET_RUN_AND_INIT:
317 target_register_timer_callback(target_run_and_halt_handler, target->run_and_halt_time, 0, target);
318 target_register_event_callback(target_init_handler, cmd_ctx);
321 target->type->halt(target);
324 target->type->halt(target);
325 target_register_event_callback(target_init_handler, cmd_ctx);
328 LOG_ERROR("BUG: unknown target->reset_mode");
330 target = target->next;
336 target->type->deassert_reset(target);
337 target = target->next;
339 jtag_execute_queue();
341 LOG_DEBUG("Waiting for halted stated as approperiate");
343 /* Wait for reset to complete, maximum 5 seconds. */
344 gettimeofday(&timeout, NULL);
345 timeval_add_time(&timeout, 5, 0);
348 gettimeofday(&now, NULL);
350 target_call_timer_callbacks_now();
355 LOG_DEBUG("Polling target");
356 target->type->poll(target);
357 if ((target->reset_mode == RESET_RUN_AND_INIT) ||
358 (target->reset_mode == RESET_RUN_AND_HALT) ||
359 (target->reset_mode == RESET_HALT) ||
360 (target->reset_mode == RESET_INIT))
362 if (target->state != TARGET_HALTED)
364 if ((now.tv_sec > timeout.tv_sec) || ((now.tv_sec == timeout.tv_sec) && (now.tv_usec >= timeout.tv_usec)))
366 LOG_USER("Timed out waiting for halt after reset");
369 /* this will send alive messages on e.g. GDB remote protocol. */
371 LOG_USER_N("%s", ""); /* avoid warning about zero length formatting message*/
375 target = target->next;
377 /* All targets we're waiting for are halted */
385 /* We want any events to be processed before the prompt */
386 target_call_timer_callbacks_now();
388 /* if we timed out we need to unregister these handlers */
392 target_unregister_timer_callback(target_run_and_halt_handler, target);
393 target = target->next;
395 target_unregister_event_callback(target_init_handler, cmd_ctx);
398 jtag->speed(jtag_speed_post_reset);
403 static int default_virt2phys(struct target_s *target, u32 virtual, u32 *physical)
409 static int default_mmu(struct target_s *target, int *enabled)
415 int target_init(struct command_context_s *cmd_ctx)
417 target_t *target = targets;
421 if (target->type->init_target(cmd_ctx, target) != ERROR_OK)
423 LOG_ERROR("target '%s' init failed", target->type->name);
427 /* Set up default functions if none are provided by target */
428 if (target->type->virt2phys == NULL)
430 target->type->virt2phys = default_virt2phys;
432 if (target->type->mmu == NULL)
434 target->type->mmu = default_mmu;
436 target = target->next;
441 target_register_user_commands(cmd_ctx);
442 target_register_timer_callback(handle_target, 100, 1, NULL);
448 int target_init_reset(struct command_context_s *cmd_ctx)
450 if (startup_mode == DAEMON_RESET)
451 target_process_reset(cmd_ctx);
456 int target_register_event_callback(int (*callback)(struct target_s *target, enum target_event event, void *priv), void *priv)
458 target_event_callback_t **callbacks_p = &target_event_callbacks;
460 if (callback == NULL)
462 return ERROR_INVALID_ARGUMENTS;
467 while ((*callbacks_p)->next)
468 callbacks_p = &((*callbacks_p)->next);
469 callbacks_p = &((*callbacks_p)->next);
472 (*callbacks_p) = malloc(sizeof(target_event_callback_t));
473 (*callbacks_p)->callback = callback;
474 (*callbacks_p)->priv = priv;
475 (*callbacks_p)->next = NULL;
480 int target_register_timer_callback(int (*callback)(void *priv), int time_ms, int periodic, void *priv)
482 target_timer_callback_t **callbacks_p = &target_timer_callbacks;
485 if (callback == NULL)
487 return ERROR_INVALID_ARGUMENTS;
492 while ((*callbacks_p)->next)
493 callbacks_p = &((*callbacks_p)->next);
494 callbacks_p = &((*callbacks_p)->next);
497 (*callbacks_p) = malloc(sizeof(target_timer_callback_t));
498 (*callbacks_p)->callback = callback;
499 (*callbacks_p)->periodic = periodic;
500 (*callbacks_p)->time_ms = time_ms;
502 gettimeofday(&now, NULL);
503 (*callbacks_p)->when.tv_usec = now.tv_usec + (time_ms % 1000) * 1000;
504 time_ms -= (time_ms % 1000);
505 (*callbacks_p)->when.tv_sec = now.tv_sec + (time_ms / 1000);
506 if ((*callbacks_p)->when.tv_usec > 1000000)
508 (*callbacks_p)->when.tv_usec = (*callbacks_p)->when.tv_usec - 1000000;
509 (*callbacks_p)->when.tv_sec += 1;
512 (*callbacks_p)->priv = priv;
513 (*callbacks_p)->next = NULL;
518 int target_unregister_event_callback(int (*callback)(struct target_s *target, enum target_event event, void *priv), void *priv)
520 target_event_callback_t **p = &target_event_callbacks;
521 target_event_callback_t *c = target_event_callbacks;
523 if (callback == NULL)
525 return ERROR_INVALID_ARGUMENTS;
530 target_event_callback_t *next = c->next;
531 if ((c->callback == callback) && (c->priv == priv))
545 int target_unregister_timer_callback(int (*callback)(void *priv), void *priv)
547 target_timer_callback_t **p = &target_timer_callbacks;
548 target_timer_callback_t *c = target_timer_callbacks;
550 if (callback == NULL)
552 return ERROR_INVALID_ARGUMENTS;
557 target_timer_callback_t *next = c->next;
558 if ((c->callback == callback) && (c->priv == priv))
572 int target_call_event_callbacks(target_t *target, enum target_event event)
574 target_event_callback_t *callback = target_event_callbacks;
575 target_event_callback_t *next_callback;
577 LOG_DEBUG("target event %i", event);
581 next_callback = callback->next;
582 callback->callback(target, event, callback->priv);
583 callback = next_callback;
589 static int target_call_timer_callbacks_check_time(int checktime)
591 target_timer_callback_t *callback = target_timer_callbacks;
592 target_timer_callback_t *next_callback;
595 gettimeofday(&now, NULL);
599 next_callback = callback->next;
601 if ((!checktime&&callback->periodic)||
602 (((now.tv_sec >= callback->when.tv_sec) && (now.tv_usec >= callback->when.tv_usec))
603 || (now.tv_sec > callback->when.tv_sec)))
605 callback->callback(callback->priv);
606 if (callback->periodic)
608 int time_ms = callback->time_ms;
609 callback->when.tv_usec = now.tv_usec + (time_ms % 1000) * 1000;
610 time_ms -= (time_ms % 1000);
611 callback->when.tv_sec = now.tv_sec + time_ms / 1000;
612 if (callback->when.tv_usec > 1000000)
614 callback->when.tv_usec = callback->when.tv_usec - 1000000;
615 callback->when.tv_sec += 1;
619 target_unregister_timer_callback(callback->callback, callback->priv);
622 callback = next_callback;
628 int target_call_timer_callbacks()
630 return target_call_timer_callbacks_check_time(1);
633 /* invoke periodic callbacks immediately */
634 int target_call_timer_callbacks_now()
636 return target_call_timer_callbacks(0);
640 int target_alloc_working_area(struct target_s *target, u32 size, working_area_t **area)
642 working_area_t *c = target->working_areas;
643 working_area_t *new_wa = NULL;
645 /* Reevaluate working area address based on MMU state*/
646 if (target->working_areas == NULL)
650 retval = target->type->mmu(target, &enabled);
651 if (retval != ERROR_OK)
657 target->working_area = target->working_area_virt;
661 target->working_area = target->working_area_phys;
665 /* only allocate multiples of 4 byte */
668 LOG_ERROR("BUG: code tried to allocate unaligned number of bytes, padding");
669 size = CEIL(size, 4);
672 /* see if there's already a matching working area */
675 if ((c->free) && (c->size == size))
683 /* if not, allocate a new one */
686 working_area_t **p = &target->working_areas;
687 u32 first_free = target->working_area;
688 u32 free_size = target->working_area_size;
690 LOG_DEBUG("allocating new working area");
692 c = target->working_areas;
695 first_free += c->size;
696 free_size -= c->size;
701 if (free_size < size)
703 LOG_WARNING("not enough working area available(requested %d, free %d)", size, free_size);
704 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE;
707 new_wa = malloc(sizeof(working_area_t));
710 new_wa->address = first_free;
712 if (target->backup_working_area)
714 new_wa->backup = malloc(new_wa->size);
715 target->type->read_memory(target, new_wa->address, 4, new_wa->size / 4, new_wa->backup);
719 new_wa->backup = NULL;
722 /* put new entry in list */
726 /* mark as used, and return the new (reused) area */
736 int target_free_working_area_restore(struct target_s *target, working_area_t *area, int restore)
741 if (restore&&target->backup_working_area)
742 target->type->write_memory(target, area->address, 4, area->size / 4, area->backup);
746 /* mark user pointer invalid */
753 int target_free_working_area(struct target_s *target, working_area_t *area)
755 return target_free_working_area_restore(target, area, 1);
758 int target_free_all_working_areas_restore(struct target_s *target, int restore)
760 working_area_t *c = target->working_areas;
764 working_area_t *next = c->next;
765 target_free_working_area_restore(target, c, restore);
775 target->working_areas = NULL;
780 int target_free_all_working_areas(struct target_s *target)
782 return target_free_all_working_areas_restore(target, 1);
785 int target_register_commands(struct command_context_s *cmd_ctx)
787 register_command(cmd_ctx, NULL, "target", handle_target_command, COMMAND_CONFIG, NULL);
788 register_command(cmd_ctx, NULL, "targets", handle_targets_command, COMMAND_EXEC, NULL);
789 register_command(cmd_ctx, NULL, "daemon_startup", handle_daemon_startup_command, COMMAND_CONFIG, NULL);
790 register_command(cmd_ctx, NULL, "target_script", handle_target_script_command, COMMAND_CONFIG, NULL);
791 register_command(cmd_ctx, NULL, "run_and_halt_time", handle_run_and_halt_time_command, COMMAND_CONFIG, "<target> <run time ms>");
792 register_command(cmd_ctx, NULL, "working_area", handle_working_area_command, COMMAND_ANY, "working_area <target#> <address> <size> <'backup'|'nobackup'> [virtual address]");
793 register_command(cmd_ctx, NULL, "virt2phys", handle_virt2phys_command, COMMAND_ANY, "virt2phys <virtual address>");
794 register_command(cmd_ctx, NULL, "profile", handle_profile_command, COMMAND_EXEC, "PRELIMINARY! - profile <seconds> <gmon.out>");
799 int target_arch_state(struct target_s *target)
804 LOG_USER("No target has been configured");
808 LOG_USER("target state: %s", target_state_strings[target->state]);
810 if (target->state!=TARGET_HALTED)
813 retval=target->type->arch_state(target);
817 /* Single aligned words are guaranteed to use 16 or 32 bit access
818 * mode respectively, otherwise data is handled as quickly as
821 int target_write_buffer(struct target_s *target, u32 address, u32 size, u8 *buffer)
825 LOG_DEBUG("writing buffer of %i byte at 0x%8.8x", size, address);
827 if (((address % 2) == 0) && (size == 2))
829 return target->type->write_memory(target, address, 2, 1, buffer);
832 /* handle unaligned head bytes */
835 int unaligned = 4 - (address % 4);
837 if (unaligned > size)
840 if ((retval = target->type->write_memory(target, address, 1, unaligned, buffer)) != ERROR_OK)
844 address += unaligned;
848 /* handle aligned words */
851 int aligned = size - (size % 4);
853 /* use bulk writes above a certain limit. This may have to be changed */
856 if ((retval = target->type->bulk_write_memory(target, address, aligned / 4, buffer)) != ERROR_OK)
861 if ((retval = target->type->write_memory(target, address, 4, aligned / 4, buffer)) != ERROR_OK)
870 /* handle tail writes of less than 4 bytes */
873 if ((retval = target->type->write_memory(target, address, 1, size, buffer)) != ERROR_OK)
881 /* Single aligned words are guaranteed to use 16 or 32 bit access
882 * mode respectively, otherwise data is handled as quickly as
885 int target_read_buffer(struct target_s *target, u32 address, u32 size, u8 *buffer)
889 LOG_DEBUG("reading buffer of %i byte at 0x%8.8x", size, address);
891 if (((address % 2) == 0) && (size == 2))
893 return target->type->read_memory(target, address, 2, 1, buffer);
896 /* handle unaligned head bytes */
899 int unaligned = 4 - (address % 4);
901 if (unaligned > size)
904 if ((retval = target->type->read_memory(target, address, 1, unaligned, buffer)) != ERROR_OK)
908 address += unaligned;
912 /* handle aligned words */
915 int aligned = size - (size % 4);
917 if ((retval = target->type->read_memory(target, address, 4, aligned / 4, buffer)) != ERROR_OK)
925 /* handle tail writes of less than 4 bytes */
928 if ((retval = target->type->read_memory(target, address, 1, size, buffer)) != ERROR_OK)
935 int target_checksum_memory(struct target_s *target, u32 address, u32 size, u32* crc)
942 if ((retval = target->type->checksum_memory(target, address,
943 size, &checksum)) == ERROR_TARGET_RESOURCE_NOT_AVAILABLE)
945 buffer = malloc(size);
948 LOG_ERROR("error allocating buffer for section (%d bytes)", size);
949 return ERROR_INVALID_ARGUMENTS;
951 retval = target_read_buffer(target, address, size, buffer);
952 if (retval != ERROR_OK)
958 /* convert to target endianess */
959 for (i = 0; i < (size/sizeof(u32)); i++)
962 target_data = target_buffer_get_u32(target, &buffer[i*sizeof(u32)]);
963 target_buffer_set_u32(target, &buffer[i*sizeof(u32)], target_data);
966 retval = image_calculate_checksum( buffer, size, &checksum );
975 int target_read_u32(struct target_s *target, u32 address, u32 *value)
979 int retval = target->type->read_memory(target, address, 4, 1, value_buf);
981 if (retval == ERROR_OK)
983 *value = target_buffer_get_u32(target, value_buf);
984 LOG_DEBUG("address: 0x%8.8x, value: 0x%8.8x", address, *value);
989 LOG_DEBUG("address: 0x%8.8x failed", address);
995 int target_read_u16(struct target_s *target, u32 address, u16 *value)
999 int retval = target->type->read_memory(target, address, 2, 1, value_buf);
1001 if (retval == ERROR_OK)
1003 *value = target_buffer_get_u16(target, value_buf);
1004 LOG_DEBUG("address: 0x%8.8x, value: 0x%4.4x", address, *value);
1009 LOG_DEBUG("address: 0x%8.8x failed", address);
1015 int target_read_u8(struct target_s *target, u32 address, u8 *value)
1017 int retval = target->type->read_memory(target, address, 1, 1, value);
1019 if (retval == ERROR_OK)
1021 LOG_DEBUG("address: 0x%8.8x, value: 0x%2.2x", address, *value);
1026 LOG_DEBUG("address: 0x%8.8x failed", address);
1032 int target_write_u32(struct target_s *target, u32 address, u32 value)
1037 LOG_DEBUG("address: 0x%8.8x, value: 0x%8.8x", address, value);
1039 target_buffer_set_u32(target, value_buf, value);
1040 if ((retval = target->type->write_memory(target, address, 4, 1, value_buf)) != ERROR_OK)
1042 LOG_DEBUG("failed: %i", retval);
1048 int target_write_u16(struct target_s *target, u32 address, u16 value)
1053 LOG_DEBUG("address: 0x%8.8x, value: 0x%8.8x", address, value);
1055 target_buffer_set_u16(target, value_buf, value);
1056 if ((retval = target->type->write_memory(target, address, 2, 1, value_buf)) != ERROR_OK)
1058 LOG_DEBUG("failed: %i", retval);
1064 int target_write_u8(struct target_s *target, u32 address, u8 value)
1068 LOG_DEBUG("address: 0x%8.8x, value: 0x%2.2x", address, value);
1070 if ((retval = target->type->read_memory(target, address, 1, 1, &value)) != ERROR_OK)
1072 LOG_DEBUG("failed: %i", retval);
1078 int target_register_user_commands(struct command_context_s *cmd_ctx)
1080 register_command(cmd_ctx, NULL, "reg", handle_reg_command, COMMAND_EXEC, NULL);
1081 register_command(cmd_ctx, NULL, "poll", handle_poll_command, COMMAND_EXEC, "poll target state");
1082 register_command(cmd_ctx, NULL, "wait_halt", handle_wait_halt_command, COMMAND_EXEC, "wait for target halt [time (s)]");
1083 register_command(cmd_ctx, NULL, "halt", handle_halt_command, COMMAND_EXEC, "halt target");
1084 register_command(cmd_ctx, NULL, "resume", handle_resume_command, COMMAND_EXEC, "resume target [addr]");
1085 register_command(cmd_ctx, NULL, "step", handle_step_command, COMMAND_EXEC, "step one instruction from current PC or [addr]");
1086 register_command(cmd_ctx, NULL, "reset", handle_reset_command, COMMAND_EXEC, "reset target [run|halt|init|run_and_halt|run_and_init]");
1087 register_command(cmd_ctx, NULL, "soft_reset_halt", handle_soft_reset_halt_command, COMMAND_EXEC, "halt the target and do a soft reset");
1089 register_command(cmd_ctx, NULL, "mdw", handle_md_command, COMMAND_EXEC, "display memory words <addr> [count]");
1090 register_command(cmd_ctx, NULL, "mdh", handle_md_command, COMMAND_EXEC, "display memory half-words <addr> [count]");
1091 register_command(cmd_ctx, NULL, "mdb", handle_md_command, COMMAND_EXEC, "display memory bytes <addr> [count]");
1093 register_command(cmd_ctx, NULL, "mww", handle_mw_command, COMMAND_EXEC, "write memory word <addr> <value> [count]");
1094 register_command(cmd_ctx, NULL, "mwh", handle_mw_command, COMMAND_EXEC, "write memory half-word <addr> <value> [count]");
1095 register_command(cmd_ctx, NULL, "mwb", handle_mw_command, COMMAND_EXEC, "write memory byte <addr> <value> [count]");
1097 register_command(cmd_ctx, NULL, "bp", handle_bp_command, COMMAND_EXEC, "set breakpoint <address> <length> [hw]");
1098 register_command(cmd_ctx, NULL, "rbp", handle_rbp_command, COMMAND_EXEC, "remove breakpoint <adress>");
1099 register_command(cmd_ctx, NULL, "wp", handle_wp_command, COMMAND_EXEC, "set watchpoint <address> <length> <r/w/a> [value] [mask]");
1100 register_command(cmd_ctx, NULL, "rwp", handle_rwp_command, COMMAND_EXEC, "remove watchpoint <adress>");
1102 register_command(cmd_ctx, NULL, "load_image", handle_load_image_command, COMMAND_EXEC, "load_image <file> <address> ['bin'|'ihex'|'elf'|'s19']");
1103 register_command(cmd_ctx, NULL, "dump_image", handle_dump_image_command, COMMAND_EXEC, "dump_image <file> <address> <size>");
1104 register_command(cmd_ctx, NULL, "verify_image", handle_verify_image_command, COMMAND_EXEC, "verify_image <file> [offset] [type]");
1105 register_command(cmd_ctx, NULL, "load_binary", handle_load_image_command, COMMAND_EXEC, "[DEPRECATED] load_binary <file> <address>");
1106 register_command(cmd_ctx, NULL, "dump_binary", handle_dump_image_command, COMMAND_EXEC, "[DEPRECATED] dump_binary <file> <address> <size>");
1108 target_request_register_commands(cmd_ctx);
1109 trace_register_commands(cmd_ctx);
1114 int handle_targets_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1116 target_t *target = targets;
1121 int num = strtoul(args[0], NULL, 0);
1126 target = target->next;
1130 cmd_ctx->current_target = num;
1132 command_print(cmd_ctx, "%i is out of bounds, only %i targets are configured", num, count);
1139 command_print(cmd_ctx, "%i: %s (%s), state: %s", count++, target->type->name, target_endianess_strings[target->endianness], target_state_strings[target->state]);
1140 target = target->next;
1146 int handle_target_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1153 return ERROR_COMMAND_SYNTAX_ERROR;
1156 /* search for the specified target */
1157 if (args[0] && (args[0][0] != 0))
1159 for (i = 0; target_types[i]; i++)
1161 if (strcmp(args[0], target_types[i]->name) == 0)
1163 target_t **last_target_p = &targets;
1165 /* register target specific commands */
1166 if (target_types[i]->register_commands(cmd_ctx) != ERROR_OK)
1168 LOG_ERROR("couldn't register '%s' commands", args[0]);
1174 while ((*last_target_p)->next)
1175 last_target_p = &((*last_target_p)->next);
1176 last_target_p = &((*last_target_p)->next);
1179 *last_target_p = malloc(sizeof(target_t));
1181 (*last_target_p)->type = target_types[i];
1183 if (strcmp(args[1], "big") == 0)
1184 (*last_target_p)->endianness = TARGET_BIG_ENDIAN;
1185 else if (strcmp(args[1], "little") == 0)
1186 (*last_target_p)->endianness = TARGET_LITTLE_ENDIAN;
1189 LOG_ERROR("endianness must be either 'little' or 'big', not '%s'", args[1]);
1190 return ERROR_COMMAND_SYNTAX_ERROR;
1193 /* what to do on a target reset */
1194 if (strcmp(args[2], "reset_halt") == 0)
1195 (*last_target_p)->reset_mode = RESET_HALT;
1196 else if (strcmp(args[2], "reset_run") == 0)
1197 (*last_target_p)->reset_mode = RESET_RUN;
1198 else if (strcmp(args[2], "reset_init") == 0)
1199 (*last_target_p)->reset_mode = RESET_INIT;
1200 else if (strcmp(args[2], "run_and_halt") == 0)
1201 (*last_target_p)->reset_mode = RESET_RUN_AND_HALT;
1202 else if (strcmp(args[2], "run_and_init") == 0)
1203 (*last_target_p)->reset_mode = RESET_RUN_AND_INIT;
1206 LOG_ERROR("unknown target startup mode %s", args[2]);
1207 return ERROR_COMMAND_SYNTAX_ERROR;
1209 (*last_target_p)->run_and_halt_time = 1000; /* default 1s */
1211 (*last_target_p)->reset_script = NULL;
1212 (*last_target_p)->post_halt_script = NULL;
1213 (*last_target_p)->pre_resume_script = NULL;
1214 (*last_target_p)->gdb_program_script = NULL;
1216 (*last_target_p)->working_area = 0x0;
1217 (*last_target_p)->working_area_size = 0x0;
1218 (*last_target_p)->working_areas = NULL;
1219 (*last_target_p)->backup_working_area = 0;
1221 (*last_target_p)->state = TARGET_UNKNOWN;
1222 (*last_target_p)->debug_reason = DBG_REASON_UNDEFINED;
1223 (*last_target_p)->reg_cache = NULL;
1224 (*last_target_p)->breakpoints = NULL;
1225 (*last_target_p)->watchpoints = NULL;
1226 (*last_target_p)->next = NULL;
1227 (*last_target_p)->arch_info = NULL;
1229 /* initialize trace information */
1230 (*last_target_p)->trace_info = malloc(sizeof(trace_t));
1231 (*last_target_p)->trace_info->num_trace_points = 0;
1232 (*last_target_p)->trace_info->trace_points_size = 0;
1233 (*last_target_p)->trace_info->trace_points = NULL;
1234 (*last_target_p)->trace_info->trace_history_size = 0;
1235 (*last_target_p)->trace_info->trace_history = NULL;
1236 (*last_target_p)->trace_info->trace_history_pos = 0;
1237 (*last_target_p)->trace_info->trace_history_overflowed = 0;
1239 (*last_target_p)->dbgmsg = NULL;
1240 (*last_target_p)->dbg_msg_enabled = 0;
1242 (*last_target_p)->type->target_command(cmd_ctx, cmd, args, argc, *last_target_p);
1250 /* no matching target found */
1253 LOG_ERROR("target '%s' not found", args[0]);
1254 return ERROR_COMMAND_SYNTAX_ERROR;
1260 /* usage: target_script <target#> <event> <script_file> */
1261 int handle_target_script_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1263 target_t *target = NULL;
1267 LOG_ERROR("incomplete target_script command");
1268 return ERROR_COMMAND_SYNTAX_ERROR;
1271 target = get_target_by_num(strtoul(args[0], NULL, 0));
1275 return ERROR_COMMAND_SYNTAX_ERROR;
1278 if (strcmp(args[1], "reset") == 0)
1280 if (target->reset_script)
1281 free(target->reset_script);
1282 target->reset_script = strdup(args[2]);
1284 else if (strcmp(args[1], "post_halt") == 0)
1286 if (target->post_halt_script)
1287 free(target->post_halt_script);
1288 target->post_halt_script = strdup(args[2]);
1290 else if (strcmp(args[1], "pre_resume") == 0)
1292 if (target->pre_resume_script)
1293 free(target->pre_resume_script);
1294 target->pre_resume_script = strdup(args[2]);
1296 else if (strcmp(args[1], "gdb_program_config") == 0)
1298 if (target->gdb_program_script)
1299 free(target->gdb_program_script);
1300 target->gdb_program_script = strdup(args[2]);
1304 LOG_ERROR("unknown event type: '%s", args[1]);
1305 return ERROR_COMMAND_SYNTAX_ERROR;
1311 int handle_run_and_halt_time_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1313 target_t *target = NULL;
1317 return ERROR_COMMAND_SYNTAX_ERROR;
1320 target = get_target_by_num(strtoul(args[0], NULL, 0));
1323 return ERROR_COMMAND_SYNTAX_ERROR;
1326 target->run_and_halt_time = strtoul(args[1], NULL, 0);
1331 int handle_working_area_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1333 target_t *target = NULL;
1335 if ((argc < 4) || (argc > 5))
1337 return ERROR_COMMAND_SYNTAX_ERROR;
1340 target = get_target_by_num(strtoul(args[0], NULL, 0));
1343 return ERROR_COMMAND_SYNTAX_ERROR;
1345 target_free_all_working_areas(target);
1347 target->working_area_phys = target->working_area_virt = strtoul(args[1], NULL, 0);
1350 target->working_area_virt = strtoul(args[4], NULL, 0);
1352 target->working_area_size = strtoul(args[2], NULL, 0);
1354 if (strcmp(args[3], "backup") == 0)
1356 target->backup_working_area = 1;
1358 else if (strcmp(args[3], "nobackup") == 0)
1360 target->backup_working_area = 0;
1364 LOG_ERROR("unrecognized <backup|nobackup> argument (%s)", args[3]);
1365 return ERROR_COMMAND_SYNTAX_ERROR;
1372 /* process target state changes */
1373 int handle_target(void *priv)
1376 target_t *target = targets;
1380 /* only poll if target isn't already halted */
1381 if (target->state != TARGET_HALTED)
1383 if (target_continous_poll)
1384 if ((retval = target->type->poll(target)) != ERROR_OK)
1386 LOG_ERROR("couldn't poll target(%d). It's due for a reset.", retval);
1390 target = target->next;
1396 int handle_reg_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1405 target = get_current_target(cmd_ctx);
1407 /* list all available registers for the current target */
1410 reg_cache_t *cache = target->reg_cache;
1416 for (i = 0; i < cache->num_regs; i++)
1418 value = buf_to_str(cache->reg_list[i].value, cache->reg_list[i].size, 16);
1419 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);
1422 cache = cache->next;
1428 /* access a single register by its ordinal number */
1429 if ((args[0][0] >= '0') && (args[0][0] <= '9'))
1431 int num = strtoul(args[0], NULL, 0);
1432 reg_cache_t *cache = target->reg_cache;
1438 for (i = 0; i < cache->num_regs; i++)
1442 reg = &cache->reg_list[i];
1448 cache = cache->next;
1453 command_print(cmd_ctx, "%i is out of bounds, the current target has only %i registers (0 - %i)", num, count, count - 1);
1456 } else /* access a single register by its name */
1458 reg = register_get_by_name(target->reg_cache, args[0], 1);
1462 command_print(cmd_ctx, "register %s not found in current target", args[0]);
1467 /* display a register */
1468 if ((argc == 1) || ((argc == 2) && !((args[1][0] >= '0') && (args[1][0] <= '9'))))
1470 if ((argc == 2) && (strcmp(args[1], "force") == 0))
1473 if (reg->valid == 0)
1475 reg_arch_type_t *arch_type = register_get_arch_type(reg->arch_type);
1476 if (arch_type == NULL)
1478 LOG_ERROR("BUG: encountered unregistered arch type");
1481 arch_type->get(reg);
1483 value = buf_to_str(reg->value, reg->size, 16);
1484 command_print(cmd_ctx, "%s (/%i): 0x%s", reg->name, reg->size, value);
1489 /* set register value */
1492 u8 *buf = malloc(CEIL(reg->size, 8));
1493 str_to_buf(args[1], strlen(args[1]), buf, reg->size, 0);
1495 reg_arch_type_t *arch_type = register_get_arch_type(reg->arch_type);
1496 if (arch_type == NULL)
1498 LOG_ERROR("BUG: encountered unregistered arch type");
1502 arch_type->set(reg, buf);
1504 value = buf_to_str(reg->value, reg->size, 16);
1505 command_print(cmd_ctx, "%s (/%i): 0x%s", reg->name, reg->size, value);
1513 command_print(cmd_ctx, "usage: reg <#|name> [value]");
1518 static int wait_state(struct command_context_s *cmd_ctx, char *cmd, enum target_state state, int ms);
1520 int handle_poll_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1522 target_t *target = get_current_target(cmd_ctx);
1526 target->type->poll(target);
1527 target_arch_state(target);
1531 if (strcmp(args[0], "on") == 0)
1533 target_continous_poll = 1;
1535 else if (strcmp(args[0], "off") == 0)
1537 target_continous_poll = 0;
1541 command_print(cmd_ctx, "arg is \"on\" or \"off\"");
1549 int handle_wait_halt_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1557 ms = strtoul(args[0], &end, 0) * 1000;
1560 command_print(cmd_ctx, "usage: %s [seconds]", cmd);
1565 return wait_state(cmd_ctx, cmd, TARGET_HALTED, ms);
1568 static void target_process_events(struct command_context_s *cmd_ctx)
1570 target_t *target = get_current_target(cmd_ctx);
1571 target->type->poll(target);
1572 target_call_timer_callbacks_now();
1575 static int wait_state(struct command_context_s *cmd_ctx, char *cmd, enum target_state state, int ms)
1578 struct timeval timeout, now;
1580 gettimeofday(&timeout, NULL);
1581 timeval_add_time(&timeout, 0, ms * 1000);
1583 target_t *target = get_current_target(cmd_ctx);
1586 if ((retval=target->type->poll(target))!=ERROR_OK)
1588 target_call_timer_callbacks_now();
1589 if (target->state == state)
1596 command_print(cmd_ctx, "waiting for target %s...", target_state_strings[state]);
1599 gettimeofday(&now, NULL);
1600 if ((now.tv_sec > timeout.tv_sec) || ((now.tv_sec == timeout.tv_sec) && (now.tv_usec >= timeout.tv_usec)))
1602 LOG_ERROR("timed out while waiting for target %s", target_state_strings[state]);
1610 int handle_halt_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1613 target_t *target = get_current_target(cmd_ctx);
1617 if ((retval = target->type->halt(target)) != ERROR_OK)
1622 return handle_wait_halt_command(cmd_ctx, cmd, args, argc);
1625 /* what to do on daemon startup */
1626 int handle_daemon_startup_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1630 if (strcmp(args[0], "attach") == 0)
1632 startup_mode = DAEMON_ATTACH;
1635 else if (strcmp(args[0], "reset") == 0)
1637 startup_mode = DAEMON_RESET;
1642 LOG_WARNING("invalid daemon_startup configuration directive: %s", args[0]);
1647 int handle_soft_reset_halt_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1649 target_t *target = get_current_target(cmd_ctx);
1651 LOG_USER("requesting target halt and executing a soft reset");
1653 target->type->soft_reset_halt(target);
1658 int handle_reset_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1660 target_t *target = get_current_target(cmd_ctx);
1661 enum target_reset_mode reset_mode = target->reset_mode;
1662 enum target_reset_mode save = target->reset_mode;
1668 if (strcmp("run", args[0]) == 0)
1669 reset_mode = RESET_RUN;
1670 else if (strcmp("halt", args[0]) == 0)
1671 reset_mode = RESET_HALT;
1672 else if (strcmp("init", args[0]) == 0)
1673 reset_mode = RESET_INIT;
1674 else if (strcmp("run_and_halt", args[0]) == 0)
1676 reset_mode = RESET_RUN_AND_HALT;
1679 target->run_and_halt_time = strtoul(args[1], NULL, 0);
1682 else if (strcmp("run_and_init", args[0]) == 0)
1684 reset_mode = RESET_RUN_AND_INIT;
1687 target->run_and_halt_time = strtoul(args[1], NULL, 0);
1692 command_print(cmd_ctx, "usage: reset ['run', 'halt', 'init', 'run_and_halt', 'run_and_init]");
1697 /* temporarily modify mode of current reset target */
1698 target->reset_mode = reset_mode;
1700 /* reset *all* targets */
1701 target_process_reset(cmd_ctx);
1703 /* Restore default reset mode for this target */
1704 target->reset_mode = save;
1709 int handle_resume_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1712 target_t *target = get_current_target(cmd_ctx);
1715 retval = target->type->resume(target, 1, 0, 1, 0); /* current pc, addr = 0, handle breakpoints, not debugging */
1717 retval = target->type->resume(target, 0, strtoul(args[0], NULL, 0), 1, 0); /* addr = args[0], handle breakpoints, not debugging */
1720 return ERROR_COMMAND_SYNTAX_ERROR;
1723 target_process_events(cmd_ctx);
1728 int handle_step_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1730 target_t *target = get_current_target(cmd_ctx);
1735 target->type->step(target, 1, 0, 1); /* current pc, addr = 0, handle breakpoints */
1738 target->type->step(target, 0, strtoul(args[0], NULL, 0), 1); /* addr = args[0], handle breakpoints */
1743 int handle_md_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1745 const int line_bytecnt = 32;
1758 target_t *target = get_current_target(cmd_ctx);
1764 count = strtoul(args[1], NULL, 0);
1766 address = strtoul(args[0], NULL, 0);
1772 size = 4; line_modulo = line_bytecnt / 4;
1775 size = 2; line_modulo = line_bytecnt / 2;
1778 size = 1; line_modulo = line_bytecnt / 1;
1784 buffer = calloc(count, size);
1785 retval = target->type->read_memory(target, address, size, count, buffer);
1786 if (retval == ERROR_OK)
1790 for (i = 0; i < count; i++)
1792 if (i%line_modulo == 0)
1793 output_len += snprintf(output + output_len, 128 - output_len, "0x%8.8x: ", address + (i*size));
1798 output_len += snprintf(output + output_len, 128 - output_len, "%8.8x ", target_buffer_get_u32(target, &buffer[i*4]));
1801 output_len += snprintf(output + output_len, 128 - output_len, "%4.4x ", target_buffer_get_u16(target, &buffer[i*2]));
1804 output_len += snprintf(output + output_len, 128 - output_len, "%2.2x ", buffer[i*1]);
1808 if ((i%line_modulo == line_modulo-1) || (i == count - 1))
1810 command_print(cmd_ctx, output);
1816 LOG_ERROR("Failure examining memory");
1824 int handle_mw_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1831 target_t *target = get_current_target(cmd_ctx);
1834 if ((argc < 2) || (argc > 3))
1835 return ERROR_COMMAND_SYNTAX_ERROR;
1837 address = strtoul(args[0], NULL, 0);
1838 value = strtoul(args[1], NULL, 0);
1840 count = strtoul(args[2], NULL, 0);
1847 target_buffer_set_u32(target, value_buf, value);
1851 target_buffer_set_u16(target, value_buf, value);
1855 value_buf[0] = value;
1858 return ERROR_COMMAND_SYNTAX_ERROR;
1860 for (i=0; i<count; i++)
1866 retval = target->type->write_memory(target, address + i*wordsize, 4, 1, value_buf);
1869 retval = target->type->write_memory(target, address + i*wordsize, 2, 1, value_buf);
1872 retval = target->type->write_memory(target, address + i*wordsize, 1, 1, value_buf);
1877 if (retval!=ERROR_OK)
1887 int handle_load_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1897 duration_t duration;
1898 char *duration_text;
1900 target_t *target = get_current_target(cmd_ctx);
1904 command_print(cmd_ctx, "usage: load_image <filename> [address] [type]");
1908 /* a base address isn't always necessary, default to 0x0 (i.e. don't relocate) */
1911 image.base_address_set = 1;
1912 image.base_address = strtoul(args[1], NULL, 0);
1916 image.base_address_set = 0;
1919 image.start_address_set = 0;
1921 duration_start_measure(&duration);
1923 if (image_open(&image, args[0], (argc >= 3) ? args[2] : NULL) != ERROR_OK)
1930 for (i = 0; i < image.num_sections; i++)
1932 buffer = malloc(image.sections[i].size);
1935 command_print(cmd_ctx, "error allocating buffer for section (%d bytes)", image.sections[i].size);
1939 if ((retval = image_read_section(&image, i, 0x0, image.sections[i].size, buffer, &buf_cnt)) != ERROR_OK)
1944 if ((retval = target_write_buffer(target, image.sections[i].base_address, buf_cnt, buffer)) != ERROR_OK)
1949 image_size += buf_cnt;
1950 command_print(cmd_ctx, "%u byte written at address 0x%8.8x", buf_cnt, image.sections[i].base_address);
1955 duration_stop_measure(&duration, &duration_text);
1956 if (retval==ERROR_OK)
1958 command_print(cmd_ctx, "downloaded %u byte in %s", image_size, duration_text);
1960 free(duration_text);
1962 image_close(&image);
1968 int handle_dump_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1975 int retval=ERROR_OK;
1977 duration_t duration;
1978 char *duration_text;
1980 target_t *target = get_current_target(cmd_ctx);
1984 command_print(cmd_ctx, "usage: dump_image <filename> <address> <size>");
1988 address = strtoul(args[1], NULL, 0);
1989 size = strtoul(args[2], NULL, 0);
1991 if ((address & 3) || (size & 3))
1993 command_print(cmd_ctx, "only 32-bit aligned address and size are supported");
1997 if (fileio_open(&fileio, args[0], FILEIO_WRITE, FILEIO_BINARY) != ERROR_OK)
2002 duration_start_measure(&duration);
2007 u32 this_run_size = (size > 560) ? 560 : size;
2009 retval = target->type->read_memory(target, address, 4, this_run_size / 4, buffer);
2010 if (retval != ERROR_OK)
2015 retval = fileio_write(&fileio, this_run_size, buffer, &size_written);
2016 if (retval != ERROR_OK)
2021 size -= this_run_size;
2022 address += this_run_size;
2025 fileio_close(&fileio);
2027 duration_stop_measure(&duration, &duration_text);
2028 if (retval==ERROR_OK)
2030 command_print(cmd_ctx, "dumped %"PRIi64" byte in %s", fileio.size, duration_text);
2032 free(duration_text);
2037 int handle_verify_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
2045 u32 mem_checksum = 0;
2049 duration_t duration;
2050 char *duration_text;
2052 target_t *target = get_current_target(cmd_ctx);
2056 return ERROR_COMMAND_SYNTAX_ERROR;
2061 LOG_ERROR("no target selected");
2065 duration_start_measure(&duration);
2069 image.base_address_set = 1;
2070 image.base_address = strtoul(args[1], NULL, 0);
2074 image.base_address_set = 0;
2075 image.base_address = 0x0;
2078 image.start_address_set = 0;
2080 if ((retval=image_open(&image, args[0], (argc == 3) ? args[2] : NULL)) != ERROR_OK)
2087 for (i = 0; i < image.num_sections; i++)
2089 buffer = malloc(image.sections[i].size);
2092 command_print(cmd_ctx, "error allocating buffer for section (%d bytes)", image.sections[i].size);
2095 if ((retval = image_read_section(&image, i, 0x0, image.sections[i].size, buffer, &buf_cnt)) != ERROR_OK)
2101 /* calculate checksum of image */
2102 image_calculate_checksum( buffer, buf_cnt, &checksum );
2104 retval = target_checksum_memory(target, image.sections[i].base_address, buf_cnt, &mem_checksum);
2105 if( retval != ERROR_OK )
2111 if( checksum != mem_checksum )
2113 /* failed crc checksum, fall back to a binary compare */
2116 command_print(cmd_ctx, "checksum mismatch - attempting binary compare");
2118 data = (u8*)malloc(buf_cnt);
2120 /* Can we use 32bit word accesses? */
2122 int count = buf_cnt;
2123 if ((count % 4) == 0)
2128 retval = target->type->read_memory(target, image.sections[i].base_address, size, count, data);
2129 if (retval == ERROR_OK)
2132 for (t = 0; t < buf_cnt; t++)
2134 if (data[t] != buffer[t])
2136 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]);
2149 image_size += buf_cnt;
2152 duration_stop_measure(&duration, &duration_text);
2153 if (retval==ERROR_OK)
2155 command_print(cmd_ctx, "verified %u bytes in %s", image_size, duration_text);
2157 free(duration_text);
2159 image_close(&image);
2164 int handle_bp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
2167 target_t *target = get_current_target(cmd_ctx);
2171 breakpoint_t *breakpoint = target->breakpoints;
2175 if (breakpoint->type == BKPT_SOFT)
2177 char* buf = buf_to_str(breakpoint->orig_instr, breakpoint->length, 16);
2178 command_print(cmd_ctx, "0x%8.8x, 0x%x, %i, 0x%s", breakpoint->address, breakpoint->length, breakpoint->set, buf);
2183 command_print(cmd_ctx, "0x%8.8x, 0x%x, %i", breakpoint->address, breakpoint->length, breakpoint->set);
2185 breakpoint = breakpoint->next;
2193 length = strtoul(args[1], NULL, 0);
2196 if (strcmp(args[2], "hw") == 0)
2199 if ((retval = breakpoint_add(target, strtoul(args[0], NULL, 0), length, hw)) != ERROR_OK)
2201 LOG_ERROR("Failure setting breakpoints");
2205 command_print(cmd_ctx, "breakpoint added at address 0x%8.8x", strtoul(args[0], NULL, 0));
2210 command_print(cmd_ctx, "usage: bp <address> <length> ['hw']");
2216 int handle_rbp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
2218 target_t *target = get_current_target(cmd_ctx);
2221 breakpoint_remove(target, strtoul(args[0], NULL, 0));
2226 int handle_wp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
2228 target_t *target = get_current_target(cmd_ctx);
2233 watchpoint_t *watchpoint = target->watchpoints;
2237 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);
2238 watchpoint = watchpoint->next;
2243 enum watchpoint_rw type = WPT_ACCESS;
2244 u32 data_value = 0x0;
2245 u32 data_mask = 0xffffffff;
2261 command_print(cmd_ctx, "usage: wp <address> <length> [r/w/a] [value] [mask]");
2267 data_value = strtoul(args[3], NULL, 0);
2271 data_mask = strtoul(args[4], NULL, 0);
2274 if ((retval = watchpoint_add(target, strtoul(args[0], NULL, 0),
2275 strtoul(args[1], NULL, 0), type, data_value, data_mask)) != ERROR_OK)
2277 LOG_ERROR("Failure setting breakpoints");
2282 command_print(cmd_ctx, "usage: wp <address> <length> [r/w/a] [value] [mask]");
2288 int handle_rwp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
2290 target_t *target = get_current_target(cmd_ctx);
2293 watchpoint_remove(target, strtoul(args[0], NULL, 0));
2298 int handle_virt2phys_command(command_context_t *cmd_ctx, char *cmd, char **args, int argc)
2301 target_t *target = get_current_target(cmd_ctx);
2307 return ERROR_COMMAND_SYNTAX_ERROR;
2309 va = strtoul(args[0], NULL, 0);
2311 retval = target->type->virt2phys(target, va, &pa);
2312 if (retval == ERROR_OK)
2314 command_print(cmd_ctx, "Physical address 0x%08x", pa);
2318 /* lower levels will have logged a detailed error which is
2319 * forwarded to telnet/GDB session.
2324 static void writeLong(FILE *f, int l)
2329 char c=(l>>(i*8))&0xff;
2330 fwrite(&c, 1, 1, f);
2334 static void writeString(FILE *f, char *s)
2336 fwrite(s, 1, strlen(s), f);
2341 // Dump a gmon.out histogram file.
2342 static void writeGmon(u32 *samples, int sampleNum, char *filename)
2345 FILE *f=fopen(filename, "w");
2348 fwrite("gmon", 1, 4, f);
2349 writeLong(f, 0x00000001); // Version
2350 writeLong(f, 0); // padding
2351 writeLong(f, 0); // padding
2352 writeLong(f, 0); // padding
2354 fwrite("", 1, 1, f); // GMON_TAG_TIME_HIST
2356 // figure out bucket size
2359 for (i=0; i<sampleNum; i++)
2371 int addressSpace=(max-min+1);
2373 static int const maxBuckets=256*1024; // maximum buckets.
2374 int length=addressSpace;
2375 if (length > maxBuckets)
2379 int *buckets=malloc(sizeof(int)*length);
2385 memset(buckets, 0, sizeof(int)*length);
2386 for (i=0; i<sampleNum;i++)
2388 u32 address=samples[i];
2389 long long a=address-min;
2390 long long b=length-1;
2391 long long c=addressSpace-1;
2392 int index=(a*b)/c; // danger!!!! int32 overflows
2396 // append binary memory gmon.out &profile_hist_hdr ((char*)&profile_hist_hdr + sizeof(struct gmon_hist_hdr))
2397 writeLong(f, min); // low_pc
2398 writeLong(f, max); // high_pc
2399 writeLong(f, length); // # of samples
2400 writeLong(f, 64000000); // 64MHz
2401 writeString(f, "seconds");
2402 for (i=0; i<(15-strlen("seconds")); i++)
2404 fwrite("", 1, 1, f); // padding
2406 writeString(f, "s");
2408 // append binary memory gmon.out profile_hist_data (profile_hist_data + profile_hist_hdr.hist_size)
2410 char *data=malloc(2*length);
2413 for (i=0; i<length;i++)
2422 data[i*2+1]=(val>>8)&0xff;
2425 fwrite(data, 1, length*2, f);
2435 /* profiling samples the CPU PC as quickly as OpenOCD is able, which will be used as a random sampling of PC */
2436 int handle_profile_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
2438 target_t *target = get_current_target(cmd_ctx);
2439 struct timeval timeout, now;
2441 gettimeofday(&timeout, NULL);
2444 return ERROR_COMMAND_SYNTAX_ERROR;
2447 timeval_add_time(&timeout, strtoul(args[0], &end, 0), 0);
2453 command_print(cmd_ctx, "Starting profiling. Halting and resuming the target as often as we can...");
2455 static const int maxSample=10000;
2456 u32 *samples=malloc(sizeof(u32)*maxSample);
2461 int retval=ERROR_OK;
2462 // hopefully it is safe to cache! We want to stop/restart as quickly as possible.
2463 reg_t *reg = register_get_by_name(target->reg_cache, "pc", 1);
2467 target->type->poll(target);
2468 if (target->state == TARGET_HALTED)
2470 u32 t=*((u32 *)reg->value);
2471 samples[numSamples++]=t;
2472 retval = target->type->resume(target, 1, 0, 0, 0); /* current pc, addr = 0, do not handle breakpoints, not debugging */
2473 target->type->poll(target);
2474 usleep(10*1000); // sleep 10ms, i.e. <100 samples/second.
2475 } else if (target->state == TARGET_RUNNING)
2477 // We want to quickly sample the PC.
2478 target->type->halt(target);
2481 command_print(cmd_ctx, "Target not halted or running");
2485 if (retval!=ERROR_OK)
2490 gettimeofday(&now, NULL);
2491 if ((numSamples>=maxSample) || ((now.tv_sec >= timeout.tv_sec) && (now.tv_usec >= timeout.tv_usec)))
2493 command_print(cmd_ctx, "Profiling completed. %d samples.", numSamples);
2494 target->type->poll(target);
2495 if (target->state == TARGET_HALTED)
2497 target->type->resume(target, 1, 0, 0, 0); /* current pc, addr = 0, do not handle breakpoints, not debugging */
2499 target->type->poll(target);
2500 writeGmon(samples, numSamples, args[1]);
2501 command_print(cmd_ctx, "Wrote %s", args[1]);