1 /***************************************************************************
2 * Copyright (C) 2005 by Dominic Rath *
3 * Dominic.Rath@gmx.de *
5 * Copyright (C) 2007,2008 Øyvind Harboe *
6 * oyvind.harboe@zylin.com *
8 * This program is free software; you can redistribute it and/or modify *
9 * it under the terms of the GNU General Public License as published by *
10 * the Free Software Foundation; either version 2 of the License, or *
11 * (at your option) any later version. *
13 * This program is distributed in the hope that it will be useful, *
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
16 * GNU General Public License for more details. *
18 * You should have received a copy of the GNU General Public License *
19 * along with this program; if not, write to the *
20 * Free Software Foundation, Inc., *
21 * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
22 ***************************************************************************/
27 #include "replacements.h"
29 #include "target_request.h"
32 #include "configuration.h"
33 #include "binarybuffer.h"
40 #include <sys/types.h>
48 #include <time_support.h>
53 int cli_target_callback_event_handler(struct target_s *target, enum target_event event, void *priv);
55 int handle_target_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
56 int handle_targets_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);
79 static int jim_array2mem(Jim_Interp *interp, int argc, Jim_Obj *const *argv);
80 static int jim_mem2array(Jim_Interp *interp, int argc, Jim_Obj *const *argv);
84 extern target_type_t arm7tdmi_target;
85 extern target_type_t arm720t_target;
86 extern target_type_t arm9tdmi_target;
87 extern target_type_t arm920t_target;
88 extern target_type_t arm966e_target;
89 extern target_type_t arm926ejs_target;
90 extern target_type_t feroceon_target;
91 extern target_type_t xscale_target;
92 extern target_type_t cortexm3_target;
93 extern target_type_t arm11_target;
94 extern target_type_t mips_m4k_target;
96 target_type_t *target_types[] =
112 target_t *targets = NULL;
113 target_event_callback_t *target_event_callbacks = NULL;
114 target_timer_callback_t *target_timer_callbacks = NULL;
116 char *target_state_strings[] =
125 char *target_debug_reason_strings[] =
127 "debug request", "breakpoint", "watchpoint",
128 "watchpoint and breakpoint", "single step",
129 "target not halted", "undefined"
132 char *target_endianess_strings[] =
138 static int target_continous_poll = 1;
140 /* read a u32 from a buffer in target memory endianness */
141 u32 target_buffer_get_u32(target_t *target, u8 *buffer)
143 if (target->endianness == TARGET_LITTLE_ENDIAN)
144 return le_to_h_u32(buffer);
146 return be_to_h_u32(buffer);
149 /* read a u16 from a buffer in target memory endianness */
150 u16 target_buffer_get_u16(target_t *target, u8 *buffer)
152 if (target->endianness == TARGET_LITTLE_ENDIAN)
153 return le_to_h_u16(buffer);
155 return be_to_h_u16(buffer);
158 /* write a u32 to a buffer in target memory endianness */
159 void target_buffer_set_u32(target_t *target, u8 *buffer, u32 value)
161 if (target->endianness == TARGET_LITTLE_ENDIAN)
162 h_u32_to_le(buffer, value);
164 h_u32_to_be(buffer, value);
167 /* write a u16 to a buffer in target memory endianness */
168 void target_buffer_set_u16(target_t *target, u8 *buffer, u16 value)
170 if (target->endianness == TARGET_LITTLE_ENDIAN)
171 h_u16_to_le(buffer, value);
173 h_u16_to_be(buffer, value);
176 /* returns a pointer to the n-th configured target */
177 target_t* get_target_by_num(int num)
179 target_t *target = targets;
186 target = target->next;
193 int get_num_by_target(target_t *query_target)
195 target_t *target = targets;
200 if (target == query_target)
202 target = target->next;
209 target_t* get_current_target(command_context_t *cmd_ctx)
211 target_t *target = get_target_by_num(cmd_ctx->current_target);
215 LOG_ERROR("BUG: current_target out of bounds");
223 int target_poll(struct target_s *target)
225 /* We can't poll until after examine */
226 if (!target->type->examined)
228 /* Fail silently lest we pollute the log */
231 return target->type->poll(target);
234 int target_halt(struct target_s *target)
236 /* We can't poll until after examine */
237 if (!target->type->examined)
239 LOG_ERROR("Target not examined yet");
242 return target->type->halt(target);
245 int target_resume(struct target_s *target, int current, u32 address, int handle_breakpoints, int debug_execution)
249 /* We can't poll until after examine */
250 if (!target->type->examined)
252 LOG_ERROR("Target not examined yet");
256 /* note that resume *must* be asynchronous. The CPU can halt before we poll. The CPU can
257 * even halt at the current PC as a result of a software breakpoint being inserted by (a bug?)
260 if ((retval = target->type->resume(target, current, address, handle_breakpoints, debug_execution)) != ERROR_OK)
266 int target_process_reset(struct command_context_s *cmd_ctx, enum target_reset_mode reset_mode)
268 int retval = ERROR_OK;
274 target_invoke_script(cmd_ctx, target, "pre_reset");
275 target = target->next;
278 if ((retval = jtag_init_reset(cmd_ctx)) != ERROR_OK)
281 keep_alive(); /* we might be running on a very slow JTAG clk */
283 /* First time this is executed after launching OpenOCD, it will read out
284 * the type of CPU, etc. and init Embedded ICE registers in host
287 * It will also set up ICE registers in the target.
289 * However, if we assert TRST later, we need to set up the registers again.
291 * For the "reset halt/init" case we must only set up the registers here.
293 if ((retval = target_examine()) != ERROR_OK)
296 keep_alive(); /* we might be running on a very slow JTAG clk */
301 /* we have no idea what state the target is in, so we
302 * have to drop working areas
304 target_free_all_working_areas_restore(target, 0);
305 target->reset_halt=((reset_mode==RESET_HALT)||(reset_mode==RESET_INIT));
306 if ((retval = target->type->assert_reset(target))!=ERROR_OK)
308 target = target->next;
311 /* request target halt if necessary, and schedule further action */
315 if (reset_mode!=RESET_RUN)
317 if ((retval = target_halt(target))!=ERROR_OK)
320 target = target->next;
326 if ((retval = target->type->deassert_reset(target))!=ERROR_OK)
328 target = target->next;
334 /* We can fail to bring the target into the halted state, try after reset has been deasserted */
335 if (target->reset_halt)
337 /* wait up to 1 second for halt. */
338 target_wait_state(target, TARGET_HALTED, 1000);
339 if (target->state != TARGET_HALTED)
341 LOG_WARNING("Failed to reset target into halted mode - issuing halt");
342 if ((retval = target->type->halt(target))!=ERROR_OK)
347 target = target->next;
351 LOG_DEBUG("Waiting for halted stated as appropriate");
353 if ((reset_mode == RESET_HALT) || (reset_mode == RESET_INIT))
358 /* Wait for reset to complete, maximum 5 seconds. */
359 if (((retval=target_wait_state(target, TARGET_HALTED, 5000)))==ERROR_OK)
361 if (reset_mode == RESET_INIT)
362 target_invoke_script(cmd_ctx, target, "post_reset");
364 target = target->next;
368 /* We want any events to be processed before the prompt */
369 target_call_timer_callbacks_now();
374 static int default_virt2phys(struct target_s *target, u32 virtual, u32 *physical)
380 static int default_mmu(struct target_s *target, int *enabled)
386 static int default_examine(struct target_s *target)
388 target->type->examined = 1;
393 /* Targets that correctly implement init+examine, i.e.
394 * no communication with target during init:
398 int target_examine(struct command_context_s *cmd_ctx)
400 int retval = ERROR_OK;
401 target_t *target = targets;
404 if ((retval = target->type->examine(target))!=ERROR_OK)
406 target = target->next;
411 static int target_write_memory_imp(struct target_s *target, u32 address, u32 size, u32 count, u8 *buffer)
413 if (!target->type->examined)
415 LOG_ERROR("Target not examined yet");
418 return target->type->write_memory_imp(target, address, size, count, buffer);
421 static int target_read_memory_imp(struct target_s *target, u32 address, u32 size, u32 count, u8 *buffer)
423 if (!target->type->examined)
425 LOG_ERROR("Target not examined yet");
428 return target->type->read_memory_imp(target, address, size, count, buffer);
431 static int target_soft_reset_halt_imp(struct target_s *target)
433 if (!target->type->examined)
435 LOG_ERROR("Target not examined yet");
438 return target->type->soft_reset_halt_imp(target);
441 static int target_run_algorithm_imp(struct target_s *target, int num_mem_params, mem_param_t *mem_params, int num_reg_params, reg_param_t *reg_param, u32 entry_point, u32 exit_point, int timeout_ms, void *arch_info)
443 if (!target->type->examined)
445 LOG_ERROR("Target not examined yet");
448 return target->type->run_algorithm_imp(target, num_mem_params, mem_params, num_reg_params, reg_param, entry_point, exit_point, timeout_ms, arch_info);
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 target->type->virt2phys = default_virt2phys;
475 /* a non-invasive way(in terms of patches) to add some code that
476 * runs before the type->write/read_memory implementation
478 target->type->write_memory_imp = target->type->write_memory;
479 target->type->write_memory = target_write_memory_imp;
480 target->type->read_memory_imp = target->type->read_memory;
481 target->type->read_memory = target_read_memory_imp;
482 target->type->soft_reset_halt_imp = target->type->soft_reset_halt;
483 target->type->soft_reset_halt = target_soft_reset_halt_imp;
484 target->type->run_algorithm_imp = target->type->run_algorithm;
485 target->type->run_algorithm = target_run_algorithm_imp;
488 if (target->type->mmu == NULL)
490 target->type->mmu = default_mmu;
492 target = target->next;
497 target_register_user_commands(cmd_ctx);
498 target_register_timer_callback(handle_target, 100, 1, NULL);
504 int target_register_event_callback(int (*callback)(struct target_s *target, enum target_event event, void *priv), void *priv)
506 target_event_callback_t **callbacks_p = &target_event_callbacks;
508 if (callback == NULL)
510 return ERROR_INVALID_ARGUMENTS;
515 while ((*callbacks_p)->next)
516 callbacks_p = &((*callbacks_p)->next);
517 callbacks_p = &((*callbacks_p)->next);
520 (*callbacks_p) = malloc(sizeof(target_event_callback_t));
521 (*callbacks_p)->callback = callback;
522 (*callbacks_p)->priv = priv;
523 (*callbacks_p)->next = NULL;
528 int target_register_timer_callback(int (*callback)(void *priv), int time_ms, int periodic, void *priv)
530 target_timer_callback_t **callbacks_p = &target_timer_callbacks;
533 if (callback == NULL)
535 return ERROR_INVALID_ARGUMENTS;
540 while ((*callbacks_p)->next)
541 callbacks_p = &((*callbacks_p)->next);
542 callbacks_p = &((*callbacks_p)->next);
545 (*callbacks_p) = malloc(sizeof(target_timer_callback_t));
546 (*callbacks_p)->callback = callback;
547 (*callbacks_p)->periodic = periodic;
548 (*callbacks_p)->time_ms = time_ms;
550 gettimeofday(&now, NULL);
551 (*callbacks_p)->when.tv_usec = now.tv_usec + (time_ms % 1000) * 1000;
552 time_ms -= (time_ms % 1000);
553 (*callbacks_p)->when.tv_sec = now.tv_sec + (time_ms / 1000);
554 if ((*callbacks_p)->when.tv_usec > 1000000)
556 (*callbacks_p)->when.tv_usec = (*callbacks_p)->when.tv_usec - 1000000;
557 (*callbacks_p)->when.tv_sec += 1;
560 (*callbacks_p)->priv = priv;
561 (*callbacks_p)->next = NULL;
566 int target_unregister_event_callback(int (*callback)(struct target_s *target, enum target_event event, void *priv), void *priv)
568 target_event_callback_t **p = &target_event_callbacks;
569 target_event_callback_t *c = target_event_callbacks;
571 if (callback == NULL)
573 return ERROR_INVALID_ARGUMENTS;
578 target_event_callback_t *next = c->next;
579 if ((c->callback == callback) && (c->priv == priv))
593 int target_unregister_timer_callback(int (*callback)(void *priv), void *priv)
595 target_timer_callback_t **p = &target_timer_callbacks;
596 target_timer_callback_t *c = target_timer_callbacks;
598 if (callback == NULL)
600 return ERROR_INVALID_ARGUMENTS;
605 target_timer_callback_t *next = c->next;
606 if ((c->callback == callback) && (c->priv == priv))
620 int target_call_event_callbacks(target_t *target, enum target_event event)
622 target_event_callback_t *callback = target_event_callbacks;
623 target_event_callback_t *next_callback;
625 LOG_DEBUG("target event %i", event);
629 next_callback = callback->next;
630 callback->callback(target, event, callback->priv);
631 callback = next_callback;
637 static int target_call_timer_callbacks_check_time(int checktime)
639 target_timer_callback_t *callback = target_timer_callbacks;
640 target_timer_callback_t *next_callback;
645 gettimeofday(&now, NULL);
649 next_callback = callback->next;
651 if ((!checktime&&callback->periodic)||
652 (((now.tv_sec >= callback->when.tv_sec) && (now.tv_usec >= callback->when.tv_usec))
653 || (now.tv_sec > callback->when.tv_sec)))
655 if(callback->callback != NULL)
657 callback->callback(callback->priv);
658 if (callback->periodic)
660 int time_ms = callback->time_ms;
661 callback->when.tv_usec = now.tv_usec + (time_ms % 1000) * 1000;
662 time_ms -= (time_ms % 1000);
663 callback->when.tv_sec = now.tv_sec + time_ms / 1000;
664 if (callback->when.tv_usec > 1000000)
666 callback->when.tv_usec = callback->when.tv_usec - 1000000;
667 callback->when.tv_sec += 1;
671 target_unregister_timer_callback(callback->callback, callback->priv);
675 callback = next_callback;
681 int target_call_timer_callbacks()
683 return target_call_timer_callbacks_check_time(1);
686 /* invoke periodic callbacks immediately */
687 int target_call_timer_callbacks_now()
689 return target_call_timer_callbacks(0);
692 int target_alloc_working_area(struct target_s *target, u32 size, working_area_t **area)
694 working_area_t *c = target->working_areas;
695 working_area_t *new_wa = NULL;
697 /* Reevaluate working area address based on MMU state*/
698 if (target->working_areas == NULL)
702 retval = target->type->mmu(target, &enabled);
703 if (retval != ERROR_OK)
709 target->working_area = target->working_area_virt;
713 target->working_area = target->working_area_phys;
717 /* only allocate multiples of 4 byte */
720 LOG_ERROR("BUG: code tried to allocate unaligned number of bytes, padding");
721 size = CEIL(size, 4);
724 /* see if there's already a matching working area */
727 if ((c->free) && (c->size == size))
735 /* if not, allocate a new one */
738 working_area_t **p = &target->working_areas;
739 u32 first_free = target->working_area;
740 u32 free_size = target->working_area_size;
742 LOG_DEBUG("allocating new working area");
744 c = target->working_areas;
747 first_free += c->size;
748 free_size -= c->size;
753 if (free_size < size)
755 LOG_WARNING("not enough working area available(requested %d, free %d)", size, free_size);
756 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE;
759 new_wa = malloc(sizeof(working_area_t));
762 new_wa->address = first_free;
764 if (target->backup_working_area)
766 new_wa->backup = malloc(new_wa->size);
767 target->type->read_memory(target, new_wa->address, 4, new_wa->size / 4, new_wa->backup);
771 new_wa->backup = NULL;
774 /* put new entry in list */
778 /* mark as used, and return the new (reused) area */
788 int target_free_working_area_restore(struct target_s *target, working_area_t *area, int restore)
793 if (restore&&target->backup_working_area)
794 target->type->write_memory(target, area->address, 4, area->size / 4, area->backup);
798 /* mark user pointer invalid */
805 int target_free_working_area(struct target_s *target, working_area_t *area)
807 return target_free_working_area_restore(target, area, 1);
810 int target_free_all_working_areas_restore(struct target_s *target, int restore)
812 working_area_t *c = target->working_areas;
816 working_area_t *next = c->next;
817 target_free_working_area_restore(target, c, restore);
827 target->working_areas = NULL;
832 int target_free_all_working_areas(struct target_s *target)
834 return target_free_all_working_areas_restore(target, 1);
837 int target_register_commands(struct command_context_s *cmd_ctx)
839 register_command(cmd_ctx, NULL, "target", handle_target_command, COMMAND_CONFIG, "target <cpu> [reset_init default - DEPRECATED] <chainpos> <endianness> <variant> [cpu type specifc args]");
840 register_command(cmd_ctx, NULL, "targets", handle_targets_command, COMMAND_EXEC, NULL);
841 register_command(cmd_ctx, NULL, "working_area", handle_working_area_command, COMMAND_ANY, "working_area <target#> <address> <size> <'backup'|'nobackup'> [virtual address]");
842 register_command(cmd_ctx, NULL, "virt2phys", handle_virt2phys_command, COMMAND_ANY, "virt2phys <virtual address>");
843 register_command(cmd_ctx, NULL, "profile", handle_profile_command, COMMAND_EXEC, "PRELIMINARY! - profile <seconds> <gmon.out>");
846 /* script procedures */
847 register_jim(cmd_ctx, "ocd_mem2array", jim_mem2array, "read memory and return as a TCL array for script processing");
848 register_jim(cmd_ctx, "ocd_array2mem", jim_array2mem, "convert a TCL array to memory locations and write the values");
852 int target_arch_state(struct target_s *target)
857 LOG_USER("No target has been configured");
861 LOG_USER("target state: %s", target_state_strings[target->state]);
863 if (target->state!=TARGET_HALTED)
866 retval=target->type->arch_state(target);
870 /* Single aligned words are guaranteed to use 16 or 32 bit access
871 * mode respectively, otherwise data is handled as quickly as
874 int target_write_buffer(struct target_s *target, u32 address, u32 size, u8 *buffer)
877 LOG_DEBUG("writing buffer of %i byte at 0x%8.8x", size, address);
879 if (!target->type->examined)
881 LOG_ERROR("Target not examined yet");
885 if (address+size<address)
887 /* GDB can request this when e.g. PC is 0xfffffffc*/
888 LOG_ERROR("address+size wrapped(0x%08x, 0x%08x)", address, size);
892 if (((address % 2) == 0) && (size == 2))
894 return target->type->write_memory(target, address, 2, 1, buffer);
897 /* handle unaligned head bytes */
900 int unaligned = 4 - (address % 4);
902 if (unaligned > size)
905 if ((retval = target->type->write_memory(target, address, 1, unaligned, buffer)) != ERROR_OK)
909 address += unaligned;
913 /* handle aligned words */
916 int aligned = size - (size % 4);
918 /* use bulk writes above a certain limit. This may have to be changed */
921 if ((retval = target->type->bulk_write_memory(target, address, aligned / 4, buffer)) != ERROR_OK)
926 if ((retval = target->type->write_memory(target, address, 4, aligned / 4, buffer)) != ERROR_OK)
935 /* handle tail writes of less than 4 bytes */
938 if ((retval = target->type->write_memory(target, address, 1, size, buffer)) != ERROR_OK)
946 /* Single aligned words are guaranteed to use 16 or 32 bit access
947 * mode respectively, otherwise data is handled as quickly as
950 int target_read_buffer(struct target_s *target, u32 address, u32 size, u8 *buffer)
953 LOG_DEBUG("reading buffer of %i byte at 0x%8.8x", size, address);
955 if (!target->type->examined)
957 LOG_ERROR("Target not examined yet");
961 if (address+size<address)
963 /* GDB can request this when e.g. PC is 0xfffffffc*/
964 LOG_ERROR("address+size wrapped(0x%08x, 0x%08x)", address, size);
968 if (((address % 2) == 0) && (size == 2))
970 return target->type->read_memory(target, address, 2, 1, buffer);
973 /* handle unaligned head bytes */
976 int unaligned = 4 - (address % 4);
978 if (unaligned > size)
981 if ((retval = target->type->read_memory(target, address, 1, unaligned, buffer)) != ERROR_OK)
985 address += unaligned;
989 /* handle aligned words */
992 int aligned = size - (size % 4);
994 if ((retval = target->type->read_memory(target, address, 4, aligned / 4, buffer)) != ERROR_OK)
1002 /* handle tail writes of less than 4 bytes */
1005 if ((retval = target->type->read_memory(target, address, 1, size, buffer)) != ERROR_OK)
1012 int target_checksum_memory(struct target_s *target, u32 address, u32 size, u32* crc)
1018 if (!target->type->examined)
1020 LOG_ERROR("Target not examined yet");
1024 if ((retval = target->type->checksum_memory(target, address,
1025 size, &checksum)) == ERROR_TARGET_RESOURCE_NOT_AVAILABLE)
1027 buffer = malloc(size);
1030 LOG_ERROR("error allocating buffer for section (%d bytes)", size);
1031 return ERROR_INVALID_ARGUMENTS;
1033 retval = target_read_buffer(target, address, size, buffer);
1034 if (retval != ERROR_OK)
1040 /* convert to target endianess */
1041 for (i = 0; i < (size/sizeof(u32)); i++)
1044 target_data = target_buffer_get_u32(target, &buffer[i*sizeof(u32)]);
1045 target_buffer_set_u32(target, &buffer[i*sizeof(u32)], target_data);
1048 retval = image_calculate_checksum( buffer, size, &checksum );
1057 int target_blank_check_memory(struct target_s *target, u32 address, u32 size, u32* blank)
1060 if (!target->type->examined)
1062 LOG_ERROR("Target not examined yet");
1066 if (target->type->blank_check_memory == 0)
1067 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE;
1069 retval = target->type->blank_check_memory(target, address, size, blank);
1074 int target_read_u32(struct target_s *target, u32 address, u32 *value)
1077 if (!target->type->examined)
1079 LOG_ERROR("Target not examined yet");
1083 int retval = target->type->read_memory(target, address, 4, 1, value_buf);
1085 if (retval == ERROR_OK)
1087 *value = target_buffer_get_u32(target, value_buf);
1088 LOG_DEBUG("address: 0x%8.8x, value: 0x%8.8x", address, *value);
1093 LOG_DEBUG("address: 0x%8.8x failed", address);
1099 int target_read_u16(struct target_s *target, u32 address, u16 *value)
1102 if (!target->type->examined)
1104 LOG_ERROR("Target not examined yet");
1108 int retval = target->type->read_memory(target, address, 2, 1, value_buf);
1110 if (retval == ERROR_OK)
1112 *value = target_buffer_get_u16(target, value_buf);
1113 LOG_DEBUG("address: 0x%8.8x, value: 0x%4.4x", address, *value);
1118 LOG_DEBUG("address: 0x%8.8x failed", address);
1124 int target_read_u8(struct target_s *target, u32 address, u8 *value)
1126 int retval = target->type->read_memory(target, address, 1, 1, value);
1127 if (!target->type->examined)
1129 LOG_ERROR("Target not examined yet");
1133 if (retval == ERROR_OK)
1135 LOG_DEBUG("address: 0x%8.8x, value: 0x%2.2x", address, *value);
1140 LOG_DEBUG("address: 0x%8.8x failed", address);
1146 int target_write_u32(struct target_s *target, u32 address, u32 value)
1150 if (!target->type->examined)
1152 LOG_ERROR("Target not examined yet");
1156 LOG_DEBUG("address: 0x%8.8x, value: 0x%8.8x", address, value);
1158 target_buffer_set_u32(target, value_buf, value);
1159 if ((retval = target->type->write_memory(target, address, 4, 1, value_buf)) != ERROR_OK)
1161 LOG_DEBUG("failed: %i", retval);
1167 int target_write_u16(struct target_s *target, u32 address, u16 value)
1171 if (!target->type->examined)
1173 LOG_ERROR("Target not examined yet");
1177 LOG_DEBUG("address: 0x%8.8x, value: 0x%8.8x", address, value);
1179 target_buffer_set_u16(target, value_buf, value);
1180 if ((retval = target->type->write_memory(target, address, 2, 1, value_buf)) != ERROR_OK)
1182 LOG_DEBUG("failed: %i", retval);
1188 int target_write_u8(struct target_s *target, u32 address, u8 value)
1191 if (!target->type->examined)
1193 LOG_ERROR("Target not examined yet");
1197 LOG_DEBUG("address: 0x%8.8x, value: 0x%2.2x", address, value);
1199 if ((retval = target->type->read_memory(target, address, 1, 1, &value)) != ERROR_OK)
1201 LOG_DEBUG("failed: %i", retval);
1207 int target_register_user_commands(struct command_context_s *cmd_ctx)
1209 register_command(cmd_ctx, NULL, "reg", handle_reg_command, COMMAND_EXEC, NULL);
1210 register_command(cmd_ctx, NULL, "poll", handle_poll_command, COMMAND_EXEC, "poll target state");
1211 register_command(cmd_ctx, NULL, "wait_halt", handle_wait_halt_command, COMMAND_EXEC, "wait for target halt [time (s)]");
1212 register_command(cmd_ctx, NULL, "halt", handle_halt_command, COMMAND_EXEC, "halt target");
1213 register_command(cmd_ctx, NULL, "resume", handle_resume_command, COMMAND_EXEC, "resume target [addr]");
1214 register_command(cmd_ctx, NULL, "step", handle_step_command, COMMAND_EXEC, "step one instruction from current PC or [addr]");
1215 register_command(cmd_ctx, NULL, "reset", handle_reset_command, COMMAND_EXEC, "reset target [run|halt|init]");
1216 register_command(cmd_ctx, NULL, "soft_reset_halt", handle_soft_reset_halt_command, COMMAND_EXEC, "halt the target and do a soft reset");
1218 register_command(cmd_ctx, NULL, "mdw", handle_md_command, COMMAND_EXEC, "display memory words <addr> [count]");
1219 register_command(cmd_ctx, NULL, "mdh", handle_md_command, COMMAND_EXEC, "display memory half-words <addr> [count]");
1220 register_command(cmd_ctx, NULL, "mdb", handle_md_command, COMMAND_EXEC, "display memory bytes <addr> [count]");
1222 register_command(cmd_ctx, NULL, "mww", handle_mw_command, COMMAND_EXEC, "write memory word <addr> <value> [count]");
1223 register_command(cmd_ctx, NULL, "mwh", handle_mw_command, COMMAND_EXEC, "write memory half-word <addr> <value> [count]");
1224 register_command(cmd_ctx, NULL, "mwb", handle_mw_command, COMMAND_EXEC, "write memory byte <addr> <value> [count]");
1226 register_command(cmd_ctx, NULL, "bp", handle_bp_command, COMMAND_EXEC, "set breakpoint <address> <length> [hw]");
1227 register_command(cmd_ctx, NULL, "rbp", handle_rbp_command, COMMAND_EXEC, "remove breakpoint <adress>");
1228 register_command(cmd_ctx, NULL, "wp", handle_wp_command, COMMAND_EXEC, "set watchpoint <address> <length> <r/w/a> [value] [mask]");
1229 register_command(cmd_ctx, NULL, "rwp", handle_rwp_command, COMMAND_EXEC, "remove watchpoint <adress>");
1231 register_command(cmd_ctx, NULL, "load_image", handle_load_image_command, COMMAND_EXEC, "load_image <file> <address> ['bin'|'ihex'|'elf'|'s19'] [min_address] [max_length]");
1232 register_command(cmd_ctx, NULL, "dump_image", handle_dump_image_command, COMMAND_EXEC, "dump_image <file> <address> <size>");
1233 register_command(cmd_ctx, NULL, "verify_image", handle_verify_image_command, COMMAND_EXEC, "verify_image <file> [offset] [type]");
1235 target_request_register_commands(cmd_ctx);
1236 trace_register_commands(cmd_ctx);
1241 int handle_targets_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1243 target_t *target = targets;
1248 int num = strtoul(args[0], NULL, 0);
1253 target = target->next;
1257 cmd_ctx->current_target = num;
1259 command_print(cmd_ctx, "%i is out of bounds, only %i targets are configured", num, count);
1266 command_print(cmd_ctx, "%i: %s (%s), state: %s", count++, target->type->name, target_endianess_strings[target->endianness], target_state_strings[target->state]);
1267 target = target->next;
1273 int handle_target_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1280 return ERROR_COMMAND_SYNTAX_ERROR;
1283 /* search for the specified target */
1284 if (args[0] && (args[0][0] != 0))
1286 for (i = 0; target_types[i]; i++)
1288 if (strcmp(args[0], target_types[i]->name) == 0)
1290 target_t **last_target_p = &targets;
1292 /* register target specific commands */
1293 if (target_types[i]->register_commands(cmd_ctx) != ERROR_OK)
1295 LOG_ERROR("couldn't register '%s' commands", args[0]);
1301 while ((*last_target_p)->next)
1302 last_target_p = &((*last_target_p)->next);
1303 last_target_p = &((*last_target_p)->next);
1306 *last_target_p = malloc(sizeof(target_t));
1308 /* allocate memory for each unique target type */
1309 (*last_target_p)->type = (target_type_t*)malloc(sizeof(target_type_t));
1310 *((*last_target_p)->type) = *target_types[i];
1312 if (strcmp(args[1], "big") == 0)
1313 (*last_target_p)->endianness = TARGET_BIG_ENDIAN;
1314 else if (strcmp(args[1], "little") == 0)
1315 (*last_target_p)->endianness = TARGET_LITTLE_ENDIAN;
1318 LOG_ERROR("endianness must be either 'little' or 'big', not '%s'", args[1]);
1319 return ERROR_COMMAND_SYNTAX_ERROR;
1322 if (strcmp(args[2], "reset_halt") == 0)
1324 LOG_WARNING("reset_mode argument is obsolete.");
1325 return ERROR_COMMAND_SYNTAX_ERROR;
1327 else if (strcmp(args[2], "reset_run") == 0)
1329 LOG_WARNING("reset_mode argument is obsolete.");
1330 return ERROR_COMMAND_SYNTAX_ERROR;
1332 else if (strcmp(args[2], "reset_init") == 0)
1334 LOG_WARNING("reset_mode argument is obsolete.");
1335 return ERROR_COMMAND_SYNTAX_ERROR;
1337 else if (strcmp(args[2], "run_and_halt") == 0)
1339 LOG_WARNING("reset_mode argument is obsolete.");
1340 return ERROR_COMMAND_SYNTAX_ERROR;
1342 else if (strcmp(args[2], "run_and_init") == 0)
1344 LOG_WARNING("reset_mode argument is obsolete.");
1345 return ERROR_COMMAND_SYNTAX_ERROR;
1349 /* Kludge! we want to make this reset arg optional while remaining compatible! */
1354 (*last_target_p)->working_area = 0x0;
1355 (*last_target_p)->working_area_size = 0x0;
1356 (*last_target_p)->working_areas = NULL;
1357 (*last_target_p)->backup_working_area = 0;
1359 (*last_target_p)->state = TARGET_UNKNOWN;
1360 (*last_target_p)->debug_reason = DBG_REASON_UNDEFINED;
1361 (*last_target_p)->reg_cache = NULL;
1362 (*last_target_p)->breakpoints = NULL;
1363 (*last_target_p)->watchpoints = NULL;
1364 (*last_target_p)->next = NULL;
1365 (*last_target_p)->arch_info = NULL;
1367 /* initialize trace information */
1368 (*last_target_p)->trace_info = malloc(sizeof(trace_t));
1369 (*last_target_p)->trace_info->num_trace_points = 0;
1370 (*last_target_p)->trace_info->trace_points_size = 0;
1371 (*last_target_p)->trace_info->trace_points = NULL;
1372 (*last_target_p)->trace_info->trace_history_size = 0;
1373 (*last_target_p)->trace_info->trace_history = NULL;
1374 (*last_target_p)->trace_info->trace_history_pos = 0;
1375 (*last_target_p)->trace_info->trace_history_overflowed = 0;
1377 (*last_target_p)->dbgmsg = NULL;
1378 (*last_target_p)->dbg_msg_enabled = 0;
1380 (*last_target_p)->type->target_command(cmd_ctx, cmd, args, argc, *last_target_p);
1388 /* no matching target found */
1391 LOG_ERROR("target '%s' not found", args[0]);
1392 return ERROR_COMMAND_SYNTAX_ERROR;
1398 int target_invoke_script(struct command_context_s *cmd_ctx, target_t *target, char *name)
1400 return command_run_linef(cmd_ctx, " if {[catch {info body target_%d_%s} t]==0} {target_%d_%s}",
1401 get_num_by_target(target), name,
1402 get_num_by_target(target), name);
1405 int handle_working_area_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1407 target_t *target = NULL;
1409 if ((argc < 4) || (argc > 5))
1411 return ERROR_COMMAND_SYNTAX_ERROR;
1414 target = get_target_by_num(strtoul(args[0], NULL, 0));
1417 return ERROR_COMMAND_SYNTAX_ERROR;
1419 target_free_all_working_areas(target);
1421 target->working_area_phys = target->working_area_virt = strtoul(args[1], NULL, 0);
1424 target->working_area_virt = strtoul(args[4], NULL, 0);
1426 target->working_area_size = strtoul(args[2], NULL, 0);
1428 if (strcmp(args[3], "backup") == 0)
1430 target->backup_working_area = 1;
1432 else if (strcmp(args[3], "nobackup") == 0)
1434 target->backup_working_area = 0;
1438 LOG_ERROR("unrecognized <backup|nobackup> argument (%s)", args[3]);
1439 return ERROR_COMMAND_SYNTAX_ERROR;
1446 /* process target state changes */
1447 int handle_target(void *priv)
1449 target_t *target = targets;
1453 if (target_continous_poll)
1455 /* polling may fail silently until the target has been examined */
1456 target_poll(target);
1459 target = target->next;
1465 int handle_reg_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1474 target = get_current_target(cmd_ctx);
1476 /* list all available registers for the current target */
1479 reg_cache_t *cache = target->reg_cache;
1485 for (i = 0; i < cache->num_regs; i++)
1487 value = buf_to_str(cache->reg_list[i].value, cache->reg_list[i].size, 16);
1488 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);
1491 cache = cache->next;
1497 /* access a single register by its ordinal number */
1498 if ((args[0][0] >= '0') && (args[0][0] <= '9'))
1500 int num = strtoul(args[0], NULL, 0);
1501 reg_cache_t *cache = target->reg_cache;
1507 for (i = 0; i < cache->num_regs; i++)
1511 reg = &cache->reg_list[i];
1517 cache = cache->next;
1522 command_print(cmd_ctx, "%i is out of bounds, the current target has only %i registers (0 - %i)", num, count, count - 1);
1525 } else /* access a single register by its name */
1527 reg = register_get_by_name(target->reg_cache, args[0], 1);
1531 command_print(cmd_ctx, "register %s not found in current target", args[0]);
1536 /* display a register */
1537 if ((argc == 1) || ((argc == 2) && !((args[1][0] >= '0') && (args[1][0] <= '9'))))
1539 if ((argc == 2) && (strcmp(args[1], "force") == 0))
1542 if (reg->valid == 0)
1544 reg_arch_type_t *arch_type = register_get_arch_type(reg->arch_type);
1545 if (arch_type == NULL)
1547 LOG_ERROR("BUG: encountered unregistered arch type");
1550 arch_type->get(reg);
1552 value = buf_to_str(reg->value, reg->size, 16);
1553 command_print(cmd_ctx, "%s (/%i): 0x%s", reg->name, reg->size, value);
1558 /* set register value */
1561 u8 *buf = malloc(CEIL(reg->size, 8));
1562 str_to_buf(args[1], strlen(args[1]), buf, reg->size, 0);
1564 reg_arch_type_t *arch_type = register_get_arch_type(reg->arch_type);
1565 if (arch_type == NULL)
1567 LOG_ERROR("BUG: encountered unregistered arch type");
1571 arch_type->set(reg, buf);
1573 value = buf_to_str(reg->value, reg->size, 16);
1574 command_print(cmd_ctx, "%s (/%i): 0x%s", reg->name, reg->size, value);
1582 command_print(cmd_ctx, "usage: reg <#|name> [value]");
1588 int handle_poll_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1590 target_t *target = get_current_target(cmd_ctx);
1594 target_poll(target);
1595 target_arch_state(target);
1599 if (strcmp(args[0], "on") == 0)
1601 target_continous_poll = 1;
1603 else if (strcmp(args[0], "off") == 0)
1605 target_continous_poll = 0;
1609 command_print(cmd_ctx, "arg is \"on\" or \"off\"");
1617 int handle_wait_halt_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1625 ms = strtoul(args[0], &end, 0) * 1000;
1628 command_print(cmd_ctx, "usage: %s [seconds]", cmd);
1632 target_t *target = get_current_target(cmd_ctx);
1634 return target_wait_state(target, TARGET_HALTED, ms);
1637 int target_wait_state(target_t *target, enum target_state state, int ms)
1640 struct timeval timeout, now;
1642 gettimeofday(&timeout, NULL);
1643 timeval_add_time(&timeout, 0, ms * 1000);
1647 if ((retval=target_poll(target))!=ERROR_OK)
1649 target_call_timer_callbacks_now();
1650 if (target->state == state)
1657 LOG_USER("waiting for target %s...", target_state_strings[state]);
1660 gettimeofday(&now, NULL);
1661 if ((now.tv_sec > timeout.tv_sec) || ((now.tv_sec == timeout.tv_sec) && (now.tv_usec >= timeout.tv_usec)))
1663 LOG_ERROR("timed out while waiting for target %s", target_state_strings[state]);
1671 int handle_halt_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1674 target_t *target = get_current_target(cmd_ctx);
1678 if ((retval = target_halt(target)) != ERROR_OK)
1683 return handle_wait_halt_command(cmd_ctx, cmd, args, argc);
1686 int handle_soft_reset_halt_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1688 target_t *target = get_current_target(cmd_ctx);
1690 LOG_USER("requesting target halt and executing a soft reset");
1692 target->type->soft_reset_halt(target);
1697 int handle_reset_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1699 enum target_reset_mode reset_mode = RESET_RUN;
1703 if (strcmp("run", args[0]) == 0)
1704 reset_mode = RESET_RUN;
1705 else if (strcmp("halt", args[0]) == 0)
1706 reset_mode = RESET_HALT;
1707 else if (strcmp("init", args[0]) == 0)
1708 reset_mode = RESET_INIT;
1711 return ERROR_COMMAND_SYNTAX_ERROR;
1715 /* reset *all* targets */
1716 target_process_reset(cmd_ctx, reset_mode);
1721 int handle_resume_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1724 target_t *target = get_current_target(cmd_ctx);
1726 target_invoke_script(cmd_ctx, target, "pre_resume");
1729 retval = target_resume(target, 1, 0, 1, 0); /* current pc, addr = 0, handle breakpoints, not debugging */
1731 retval = target_resume(target, 0, strtoul(args[0], NULL, 0), 1, 0); /* addr = args[0], handle breakpoints, not debugging */
1734 return ERROR_COMMAND_SYNTAX_ERROR;
1740 int handle_step_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1742 target_t *target = get_current_target(cmd_ctx);
1747 target->type->step(target, 1, 0, 1); /* current pc, addr = 0, handle breakpoints */
1750 target->type->step(target, 0, strtoul(args[0], NULL, 0), 1); /* addr = args[0], handle breakpoints */
1755 int handle_md_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1757 const int line_bytecnt = 32;
1770 target_t *target = get_current_target(cmd_ctx);
1776 count = strtoul(args[1], NULL, 0);
1778 address = strtoul(args[0], NULL, 0);
1784 size = 4; line_modulo = line_bytecnt / 4;
1787 size = 2; line_modulo = line_bytecnt / 2;
1790 size = 1; line_modulo = line_bytecnt / 1;
1796 buffer = calloc(count, size);
1797 retval = target->type->read_memory(target, address, size, count, buffer);
1798 if (retval == ERROR_OK)
1802 for (i = 0; i < count; i++)
1804 if (i%line_modulo == 0)
1805 output_len += snprintf(output + output_len, 128 - output_len, "0x%8.8x: ", address + (i*size));
1810 output_len += snprintf(output + output_len, 128 - output_len, "%8.8x ", target_buffer_get_u32(target, &buffer[i*4]));
1813 output_len += snprintf(output + output_len, 128 - output_len, "%4.4x ", target_buffer_get_u16(target, &buffer[i*2]));
1816 output_len += snprintf(output + output_len, 128 - output_len, "%2.2x ", buffer[i*1]);
1820 if ((i%line_modulo == line_modulo-1) || (i == count - 1))
1822 command_print(cmd_ctx, output);
1833 int handle_mw_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1840 target_t *target = get_current_target(cmd_ctx);
1843 if ((argc < 2) || (argc > 3))
1844 return ERROR_COMMAND_SYNTAX_ERROR;
1846 address = strtoul(args[0], NULL, 0);
1847 value = strtoul(args[1], NULL, 0);
1849 count = strtoul(args[2], NULL, 0);
1855 target_buffer_set_u32(target, value_buf, value);
1859 target_buffer_set_u16(target, value_buf, value);
1863 value_buf[0] = value;
1866 return ERROR_COMMAND_SYNTAX_ERROR;
1868 for (i=0; i<count; i++)
1874 retval = target->type->write_memory(target, address + i*wordsize, 4, 1, value_buf);
1877 retval = target->type->write_memory(target, address + i*wordsize, 2, 1, value_buf);
1880 retval = target->type->write_memory(target, address + i*wordsize, 1, 1, value_buf);
1885 if (retval!=ERROR_OK)
1895 int handle_load_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1901 u32 max_address=0xffffffff;
1907 duration_t duration;
1908 char *duration_text;
1910 target_t *target = get_current_target(cmd_ctx);
1912 if ((argc < 1)||(argc > 5))
1914 return ERROR_COMMAND_SYNTAX_ERROR;
1917 /* a base address isn't always necessary, default to 0x0 (i.e. don't relocate) */
1920 image.base_address_set = 1;
1921 image.base_address = strtoul(args[1], NULL, 0);
1925 image.base_address_set = 0;
1929 image.start_address_set = 0;
1933 min_address=strtoul(args[3], NULL, 0);
1937 max_address=strtoul(args[4], NULL, 0)+min_address;
1940 if (min_address>max_address)
1942 return ERROR_COMMAND_SYNTAX_ERROR;
1946 duration_start_measure(&duration);
1948 if (image_open(&image, args[0], (argc >= 3) ? args[2] : NULL) != ERROR_OK)
1955 for (i = 0; i < image.num_sections; i++)
1957 buffer = malloc(image.sections[i].size);
1960 command_print(cmd_ctx, "error allocating buffer for section (%d bytes)", image.sections[i].size);
1964 if ((retval = image_read_section(&image, i, 0x0, image.sections[i].size, buffer, &buf_cnt)) != ERROR_OK)
1974 /* DANGER!!! beware of unsigned comparision here!!! */
1976 if ((image.sections[i].base_address+buf_cnt>=min_address)&&
1977 (image.sections[i].base_address<max_address))
1979 if (image.sections[i].base_address<min_address)
1981 /* clip addresses below */
1982 offset+=min_address-image.sections[i].base_address;
1986 if (image.sections[i].base_address+buf_cnt>max_address)
1988 length-=(image.sections[i].base_address+buf_cnt)-max_address;
1991 if ((retval = target_write_buffer(target, image.sections[i].base_address+offset, length, buffer+offset)) != ERROR_OK)
1996 image_size += length;
1997 command_print(cmd_ctx, "%u byte written at address 0x%8.8x", length, image.sections[i].base_address+offset);
2003 duration_stop_measure(&duration, &duration_text);
2004 if (retval==ERROR_OK)
2006 command_print(cmd_ctx, "downloaded %u byte in %s", image_size, duration_text);
2008 free(duration_text);
2010 image_close(&image);
2016 int handle_dump_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
2023 int retval=ERROR_OK;
2025 duration_t duration;
2026 char *duration_text;
2028 target_t *target = get_current_target(cmd_ctx);
2032 command_print(cmd_ctx, "usage: dump_image <filename> <address> <size>");
2036 address = strtoul(args[1], NULL, 0);
2037 size = strtoul(args[2], NULL, 0);
2039 if ((address & 3) || (size & 3))
2041 command_print(cmd_ctx, "only 32-bit aligned address and size are supported");
2045 if (fileio_open(&fileio, args[0], FILEIO_WRITE, FILEIO_BINARY) != ERROR_OK)
2050 duration_start_measure(&duration);
2055 u32 this_run_size = (size > 560) ? 560 : size;
2057 retval = target->type->read_memory(target, address, 4, this_run_size / 4, buffer);
2058 if (retval != ERROR_OK)
2063 retval = fileio_write(&fileio, this_run_size, buffer, &size_written);
2064 if (retval != ERROR_OK)
2069 size -= this_run_size;
2070 address += this_run_size;
2073 fileio_close(&fileio);
2075 duration_stop_measure(&duration, &duration_text);
2076 if (retval==ERROR_OK)
2078 command_print(cmd_ctx, "dumped %"PRIi64" byte in %s", fileio.size, duration_text);
2080 free(duration_text);
2085 int handle_verify_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
2093 u32 mem_checksum = 0;
2097 duration_t duration;
2098 char *duration_text;
2100 target_t *target = get_current_target(cmd_ctx);
2104 return ERROR_COMMAND_SYNTAX_ERROR;
2109 LOG_ERROR("no target selected");
2113 duration_start_measure(&duration);
2117 image.base_address_set = 1;
2118 image.base_address = strtoul(args[1], NULL, 0);
2122 image.base_address_set = 0;
2123 image.base_address = 0x0;
2126 image.start_address_set = 0;
2128 if ((retval=image_open(&image, args[0], (argc == 3) ? args[2] : NULL)) != ERROR_OK)
2135 for (i = 0; i < image.num_sections; i++)
2137 buffer = malloc(image.sections[i].size);
2140 command_print(cmd_ctx, "error allocating buffer for section (%d bytes)", image.sections[i].size);
2143 if ((retval = image_read_section(&image, i, 0x0, image.sections[i].size, buffer, &buf_cnt)) != ERROR_OK)
2149 /* calculate checksum of image */
2150 image_calculate_checksum( buffer, buf_cnt, &checksum );
2152 retval = target_checksum_memory(target, image.sections[i].base_address, buf_cnt, &mem_checksum);
2153 if( retval != ERROR_OK )
2159 if( checksum != mem_checksum )
2161 /* failed crc checksum, fall back to a binary compare */
2164 command_print(cmd_ctx, "checksum mismatch - attempting binary compare");
2166 data = (u8*)malloc(buf_cnt);
2168 /* Can we use 32bit word accesses? */
2170 int count = buf_cnt;
2171 if ((count % 4) == 0)
2176 retval = target->type->read_memory(target, image.sections[i].base_address, size, count, data);
2177 if (retval == ERROR_OK)
2180 for (t = 0; t < buf_cnt; t++)
2182 if (data[t] != buffer[t])
2184 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]);
2197 image_size += buf_cnt;
2200 duration_stop_measure(&duration, &duration_text);
2201 if (retval==ERROR_OK)
2203 command_print(cmd_ctx, "verified %u bytes in %s", image_size, duration_text);
2205 free(duration_text);
2207 image_close(&image);
2212 int handle_bp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
2215 target_t *target = get_current_target(cmd_ctx);
2219 breakpoint_t *breakpoint = target->breakpoints;
2223 if (breakpoint->type == BKPT_SOFT)
2225 char* buf = buf_to_str(breakpoint->orig_instr, breakpoint->length, 16);
2226 command_print(cmd_ctx, "0x%8.8x, 0x%x, %i, 0x%s", breakpoint->address, breakpoint->length, breakpoint->set, buf);
2231 command_print(cmd_ctx, "0x%8.8x, 0x%x, %i", breakpoint->address, breakpoint->length, breakpoint->set);
2233 breakpoint = breakpoint->next;
2241 length = strtoul(args[1], NULL, 0);
2244 if (strcmp(args[2], "hw") == 0)
2247 if ((retval = breakpoint_add(target, strtoul(args[0], NULL, 0), length, hw)) != ERROR_OK)
2249 LOG_ERROR("Failure setting breakpoints");
2253 command_print(cmd_ctx, "breakpoint added at address 0x%8.8x", strtoul(args[0], NULL, 0));
2258 command_print(cmd_ctx, "usage: bp <address> <length> ['hw']");
2264 int handle_rbp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
2266 target_t *target = get_current_target(cmd_ctx);
2269 breakpoint_remove(target, strtoul(args[0], NULL, 0));
2274 int handle_wp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
2276 target_t *target = get_current_target(cmd_ctx);
2281 watchpoint_t *watchpoint = target->watchpoints;
2285 command_print(cmd_ctx, "address: 0x%8.8x, len: 0x%8.8x, r/w/a: %i, value: 0x%8.8x, mask: 0x%8.8x", watchpoint->address, watchpoint->length, watchpoint->rw, watchpoint->value, watchpoint->mask);
2286 watchpoint = watchpoint->next;
2291 enum watchpoint_rw type = WPT_ACCESS;
2292 u32 data_value = 0x0;
2293 u32 data_mask = 0xffffffff;
2309 command_print(cmd_ctx, "usage: wp <address> <length> [r/w/a] [value] [mask]");
2315 data_value = strtoul(args[3], NULL, 0);
2319 data_mask = strtoul(args[4], NULL, 0);
2322 if ((retval = watchpoint_add(target, strtoul(args[0], NULL, 0),
2323 strtoul(args[1], NULL, 0), type, data_value, data_mask)) != ERROR_OK)
2325 LOG_ERROR("Failure setting breakpoints");
2330 command_print(cmd_ctx, "usage: wp <address> <length> [r/w/a] [value] [mask]");
2336 int handle_rwp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
2338 target_t *target = get_current_target(cmd_ctx);
2341 watchpoint_remove(target, strtoul(args[0], NULL, 0));
2346 int handle_virt2phys_command(command_context_t *cmd_ctx, char *cmd, char **args, int argc)
2349 target_t *target = get_current_target(cmd_ctx);
2355 return ERROR_COMMAND_SYNTAX_ERROR;
2357 va = strtoul(args[0], NULL, 0);
2359 retval = target->type->virt2phys(target, va, &pa);
2360 if (retval == ERROR_OK)
2362 command_print(cmd_ctx, "Physical address 0x%08x", pa);
2366 /* lower levels will have logged a detailed error which is
2367 * forwarded to telnet/GDB session.
2372 static void writeLong(FILE *f, int l)
2377 char c=(l>>(i*8))&0xff;
2378 fwrite(&c, 1, 1, f);
2382 static void writeString(FILE *f, char *s)
2384 fwrite(s, 1, strlen(s), f);
2389 // Dump a gmon.out histogram file.
2390 static void writeGmon(u32 *samples, int sampleNum, char *filename)
2393 FILE *f=fopen(filename, "w");
2396 fwrite("gmon", 1, 4, f);
2397 writeLong(f, 0x00000001); // Version
2398 writeLong(f, 0); // padding
2399 writeLong(f, 0); // padding
2400 writeLong(f, 0); // padding
2402 fwrite("", 1, 1, f); // GMON_TAG_TIME_HIST
2404 // figure out bucket size
2407 for (i=0; i<sampleNum; i++)
2419 int addressSpace=(max-min+1);
2421 static int const maxBuckets=256*1024; // maximum buckets.
2422 int length=addressSpace;
2423 if (length > maxBuckets)
2427 int *buckets=malloc(sizeof(int)*length);
2433 memset(buckets, 0, sizeof(int)*length);
2434 for (i=0; i<sampleNum;i++)
2436 u32 address=samples[i];
2437 long long a=address-min;
2438 long long b=length-1;
2439 long long c=addressSpace-1;
2440 int index=(a*b)/c; // danger!!!! int32 overflows
2444 // append binary memory gmon.out &profile_hist_hdr ((char*)&profile_hist_hdr + sizeof(struct gmon_hist_hdr))
2445 writeLong(f, min); // low_pc
2446 writeLong(f, max); // high_pc
2447 writeLong(f, length); // # of samples
2448 writeLong(f, 64000000); // 64MHz
2449 writeString(f, "seconds");
2450 for (i=0; i<(15-strlen("seconds")); i++)
2452 fwrite("", 1, 1, f); // padding
2454 writeString(f, "s");
2456 // append binary memory gmon.out profile_hist_data (profile_hist_data + profile_hist_hdr.hist_size)
2458 char *data=malloc(2*length);
2461 for (i=0; i<length;i++)
2470 data[i*2+1]=(val>>8)&0xff;
2473 fwrite(data, 1, length*2, f);
2483 /* profiling samples the CPU PC as quickly as OpenOCD is able, which will be used as a random sampling of PC */
2484 int handle_profile_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
2486 target_t *target = get_current_target(cmd_ctx);
2487 struct timeval timeout, now;
2489 gettimeofday(&timeout, NULL);
2492 return ERROR_COMMAND_SYNTAX_ERROR;
2495 timeval_add_time(&timeout, strtoul(args[0], &end, 0), 0);
2501 command_print(cmd_ctx, "Starting profiling. Halting and resuming the target as often as we can...");
2503 static const int maxSample=10000;
2504 u32 *samples=malloc(sizeof(u32)*maxSample);
2509 int retval=ERROR_OK;
2510 // hopefully it is safe to cache! We want to stop/restart as quickly as possible.
2511 reg_t *reg = register_get_by_name(target->reg_cache, "pc", 1);
2515 target_poll(target);
2516 if (target->state == TARGET_HALTED)
2518 u32 t=*((u32 *)reg->value);
2519 samples[numSamples++]=t;
2520 retval = target_resume(target, 1, 0, 0, 0); /* current pc, addr = 0, do not handle breakpoints, not debugging */
2521 target_poll(target);
2522 usleep(10*1000); // sleep 10ms, i.e. <100 samples/second.
2523 } else if (target->state == TARGET_RUNNING)
2525 // We want to quickly sample the PC.
2526 target_halt(target);
2529 command_print(cmd_ctx, "Target not halted or running");
2533 if (retval!=ERROR_OK)
2538 gettimeofday(&now, NULL);
2539 if ((numSamples>=maxSample) || ((now.tv_sec >= timeout.tv_sec) && (now.tv_usec >= timeout.tv_usec)))
2541 command_print(cmd_ctx, "Profiling completed. %d samples.", numSamples);
2542 target_poll(target);
2543 if (target->state == TARGET_HALTED)
2545 target_resume(target, 1, 0, 0, 0); /* current pc, addr = 0, do not handle breakpoints, not debugging */
2547 target_poll(target);
2548 writeGmon(samples, numSamples, args[1]);
2549 command_print(cmd_ctx, "Wrote %s", args[1]);
2558 static int new_int_array_element(Jim_Interp * interp, const char *varname, int idx, u32 val)
2561 Jim_Obj *nameObjPtr, *valObjPtr;
2564 namebuf = alloc_printf("%s(%d)", varname, idx);
2568 nameObjPtr = Jim_NewStringObj(interp, namebuf, -1);
2569 valObjPtr = Jim_NewIntObj(interp, val);
2570 if (!nameObjPtr || !valObjPtr)
2576 Jim_IncrRefCount(nameObjPtr);
2577 Jim_IncrRefCount(valObjPtr);
2578 result = Jim_SetVariable(interp, nameObjPtr, valObjPtr);
2579 Jim_DecrRefCount(interp, nameObjPtr);
2580 Jim_DecrRefCount(interp, valObjPtr);
2582 /* printf("%s(%d) <= 0%08x\n", varname, idx, val); */
2586 static int jim_mem2array(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
2589 command_context_t *context;
2596 const char *varname;
2598 int i, n, e, retval;
2600 /* argv[1] = name of array to receive the data
2601 * argv[2] = desired width
2602 * argv[3] = memory address
2603 * argv[4] = count of times to read
2606 Jim_WrongNumArgs(interp, 1, argv, "varname width addr nelems");
2609 varname = Jim_GetString(argv[1], &len);
2610 /* given "foo" get space for worse case "foo(%d)" .. add 20 */
2612 e = Jim_GetLong(interp, argv[2], &l);
2618 e = Jim_GetLong(interp, argv[3], &l);
2623 e = Jim_GetLong(interp, argv[4], &l);
2639 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
2640 Jim_AppendStrings( interp, Jim_GetResult(interp), "Invalid width param, must be 8/16/32", NULL );
2644 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
2645 Jim_AppendStrings(interp, Jim_GetResult(interp), "mem2array: zero width read?", NULL);
2648 if ((addr + (len * width)) < addr) {
2649 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
2650 Jim_AppendStrings(interp, Jim_GetResult(interp), "mem2array: addr + len - wraps to zero?", NULL);
2653 /* absurd transfer size? */
2655 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
2656 Jim_AppendStrings(interp, Jim_GetResult(interp), "mem2array: absurd > 64K item request", NULL);
2661 ((width == 2) && ((addr & 1) == 0)) ||
2662 ((width == 4) && ((addr & 3) == 0))) {
2666 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
2667 sprintf(buf, "mem2array address: 0x%08x is not aligned for %d byte reads", addr, width);
2668 Jim_AppendStrings(interp, Jim_GetResult(interp), buf , NULL);
2672 context = Jim_GetAssocData(interp, "context");
2673 if (context == NULL)
2675 LOG_ERROR("mem2array: no command context");
2678 target = get_current_target(context);
2681 LOG_ERROR("mem2array: no current target");
2692 /* Slurp... in buffer size chunks */
2694 count = len; /* in objects.. */
2695 if (count > (sizeof(buffer)/width)) {
2696 count = (sizeof(buffer)/width);
2699 retval = target->type->read_memory( target, addr, width, count, buffer );
2700 if (retval != ERROR_OK) {
2702 LOG_ERROR("mem2array: Read @ 0x%08x, w=%d, cnt=%d, failed", addr, width, count);
2703 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
2704 Jim_AppendStrings(interp, Jim_GetResult(interp), "mem2array: cannot read memory", NULL);
2708 v = 0; /* shut up gcc */
2709 for (i = 0 ;i < count ;i++, n++) {
2712 v = target_buffer_get_u32(target, &buffer[i*width]);
2715 v = target_buffer_get_u16(target, &buffer[i*width]);
2718 v = buffer[i] & 0x0ff;
2721 new_int_array_element(interp, varname, n, v);
2727 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
2732 static int get_int_array_element(Jim_Interp * interp, const char *varname, int idx, u32 *val)
2735 Jim_Obj *nameObjPtr, *valObjPtr;
2739 namebuf = alloc_printf("%s(%d)", varname, idx);
2743 nameObjPtr = Jim_NewStringObj(interp, namebuf, -1);
2750 Jim_IncrRefCount(nameObjPtr);
2751 valObjPtr = Jim_GetVariable(interp, nameObjPtr, JIM_ERRMSG);
2752 Jim_DecrRefCount(interp, nameObjPtr);
2754 if (valObjPtr == NULL)
2757 result = Jim_GetLong(interp, valObjPtr, &l);
2758 /* printf("%s(%d) => 0%08x\n", varname, idx, val); */
2763 static int jim_array2mem(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
2766 command_context_t *context;
2773 const char *varname;
2775 int i, n, e, retval;
2777 /* argv[1] = name of array to get the data
2778 * argv[2] = desired width
2779 * argv[3] = memory address
2780 * argv[4] = count to write
2783 Jim_WrongNumArgs(interp, 1, argv, "varname width addr nelems");
2786 varname = Jim_GetString(argv[1], &len);
2787 /* given "foo" get space for worse case "foo(%d)" .. add 20 */
2789 e = Jim_GetLong(interp, argv[2], &l);
2795 e = Jim_GetLong(interp, argv[3], &l);
2800 e = Jim_GetLong(interp, argv[4], &l);
2816 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
2817 Jim_AppendStrings( interp, Jim_GetResult(interp), "Invalid width param, must be 8/16/32", NULL );
2821 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
2822 Jim_AppendStrings(interp, Jim_GetResult(interp), "array2mem: zero width read?", NULL);
2825 if ((addr + (len * width)) < addr) {
2826 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
2827 Jim_AppendStrings(interp, Jim_GetResult(interp), "array2mem: addr + len - wraps to zero?", NULL);
2830 /* absurd transfer size? */
2832 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
2833 Jim_AppendStrings(interp, Jim_GetResult(interp), "array2mem: absurd > 64K item request", NULL);
2838 ((width == 2) && ((addr & 1) == 0)) ||
2839 ((width == 4) && ((addr & 3) == 0))) {
2843 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
2844 sprintf(buf, "array2mem address: 0x%08x is not aligned for %d byte reads", addr, width);
2845 Jim_AppendStrings(interp, Jim_GetResult(interp), buf , NULL);
2849 context = Jim_GetAssocData(interp, "context");
2850 if (context == NULL)
2852 LOG_ERROR("array2mem: no command context");
2855 target = get_current_target(context);
2858 LOG_ERROR("array2mem: no current target");
2869 /* Slurp... in buffer size chunks */
2871 count = len; /* in objects.. */
2872 if (count > (sizeof(buffer)/width)) {
2873 count = (sizeof(buffer)/width);
2876 v = 0; /* shut up gcc */
2877 for (i = 0 ;i < count ;i++, n++) {
2878 get_int_array_element(interp, varname, n, &v);
2881 target_buffer_set_u32(target, &buffer[i*width], v);
2884 target_buffer_set_u16(target, &buffer[i*width], v);
2887 buffer[i] = v & 0x0ff;
2893 retval = target->type->write_memory(target, addr, width, count, buffer);
2894 if (retval != ERROR_OK) {
2896 LOG_ERROR("array2mem: Write @ 0x%08x, w=%d, cnt=%d, failed", addr, width, count);
2897 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
2898 Jim_AppendStrings(interp, Jim_GetResult(interp), "mem2array: cannot read memory", NULL);
2904 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));