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(cmd_ctx)) != 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 target->type->assert_reset(target);
307 target = target->next;
309 if ((retval = jtag_execute_queue()) != ERROR_OK)
311 LOG_WARNING("JTAG communication failed asserting reset.");
315 /* request target halt if necessary, and schedule further action */
319 if (reset_mode!=RESET_RUN)
321 if ((jtag_reset_config & RESET_SRST_PULLS_TRST)==0)
324 target = target->next;
327 if ((retval = jtag_execute_queue()) != ERROR_OK)
329 LOG_WARNING("JTAG communication failed while reset was asserted. Consider using srst_only for reset_config.");
336 target->type->deassert_reset(target);
337 /* We can fail to bring the target into the halted state */
338 if (target->reset_halt)
340 /* wait up to 1 second for halt. */
341 target_wait_state(target, TARGET_HALTED, 1000);
342 if (target->state != TARGET_HALTED)
344 LOG_WARNING("Failed to reset target into halted mode - issuing halt");
345 target->type->halt(target);
349 target = target->next;
352 if ((retval = jtag_execute_queue()) != ERROR_OK)
354 LOG_WARNING("JTAG communication failed while deasserting reset.");
358 if (jtag_reset_config & RESET_SRST_PULLS_TRST)
360 /* If TRST was asserted we need to set up registers again */
361 if ((retval = target_examine(cmd_ctx)) != ERROR_OK)
365 LOG_DEBUG("Waiting for halted stated as appropriate");
367 if ((reset_mode == RESET_HALT) || (reset_mode == RESET_INIT))
372 /* Wait for reset to complete, maximum 5 seconds. */
373 if (((retval=target_wait_state(target, TARGET_HALTED, 5000)))==ERROR_OK)
375 if (reset_mode == RESET_INIT)
376 target_invoke_script(cmd_ctx, target, "post_reset");
378 target = target->next;
382 /* We want any events to be processed before the prompt */
383 target_call_timer_callbacks_now();
388 static int default_virt2phys(struct target_s *target, u32 virtual, u32 *physical)
394 static int default_mmu(struct target_s *target, int *enabled)
400 static int default_examine(struct command_context_s *cmd_ctx, struct target_s *target)
402 target->type->examined = 1;
407 /* Targets that correctly implement init+examine, i.e.
408 * no communication with target during init:
412 int target_examine(struct command_context_s *cmd_ctx)
414 int retval = ERROR_OK;
415 target_t *target = targets;
418 if ((retval = target->type->examine(cmd_ctx, target))!=ERROR_OK)
420 target = target->next;
425 static int target_write_memory_imp(struct target_s *target, u32 address, u32 size, u32 count, u8 *buffer)
427 if (!target->type->examined)
429 LOG_ERROR("Target not examined yet");
432 return target->type->write_memory_imp(target, address, size, count, buffer);
435 static int target_read_memory_imp(struct target_s *target, u32 address, u32 size, u32 count, u8 *buffer)
437 if (!target->type->examined)
439 LOG_ERROR("Target not examined yet");
442 return target->type->read_memory_imp(target, address, size, count, buffer);
445 static int target_soft_reset_halt_imp(struct target_s *target)
447 if (!target->type->examined)
449 LOG_ERROR("Target not examined yet");
452 return target->type->soft_reset_halt_imp(target);
455 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)
457 if (!target->type->examined)
459 LOG_ERROR("Target not examined yet");
462 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);
465 int target_init(struct command_context_s *cmd_ctx)
467 target_t *target = targets;
471 target->type->examined = 0;
472 if (target->type->examine == NULL)
474 target->type->examine = default_examine;
477 if (target->type->init_target(cmd_ctx, target) != ERROR_OK)
479 LOG_ERROR("target '%s' init failed", target->type->name);
483 /* Set up default functions if none are provided by target */
484 if (target->type->virt2phys == NULL)
486 target->type->virt2phys = default_virt2phys;
488 target->type->virt2phys = default_virt2phys;
489 /* a non-invasive way(in terms of patches) to add some code that
490 * runs before the type->write/read_memory implementation
492 target->type->write_memory_imp = target->type->write_memory;
493 target->type->write_memory = target_write_memory_imp;
494 target->type->read_memory_imp = target->type->read_memory;
495 target->type->read_memory = target_read_memory_imp;
496 target->type->soft_reset_halt_imp = target->type->soft_reset_halt;
497 target->type->soft_reset_halt = target_soft_reset_halt_imp;
498 target->type->run_algorithm_imp = target->type->run_algorithm;
499 target->type->run_algorithm = target_run_algorithm_imp;
502 if (target->type->mmu == NULL)
504 target->type->mmu = default_mmu;
506 target = target->next;
511 target_register_user_commands(cmd_ctx);
512 target_register_timer_callback(handle_target, 100, 1, NULL);
518 int target_register_event_callback(int (*callback)(struct target_s *target, enum target_event event, void *priv), void *priv)
520 target_event_callback_t **callbacks_p = &target_event_callbacks;
522 if (callback == NULL)
524 return ERROR_INVALID_ARGUMENTS;
529 while ((*callbacks_p)->next)
530 callbacks_p = &((*callbacks_p)->next);
531 callbacks_p = &((*callbacks_p)->next);
534 (*callbacks_p) = malloc(sizeof(target_event_callback_t));
535 (*callbacks_p)->callback = callback;
536 (*callbacks_p)->priv = priv;
537 (*callbacks_p)->next = NULL;
542 int target_register_timer_callback(int (*callback)(void *priv), int time_ms, int periodic, void *priv)
544 target_timer_callback_t **callbacks_p = &target_timer_callbacks;
547 if (callback == NULL)
549 return ERROR_INVALID_ARGUMENTS;
554 while ((*callbacks_p)->next)
555 callbacks_p = &((*callbacks_p)->next);
556 callbacks_p = &((*callbacks_p)->next);
559 (*callbacks_p) = malloc(sizeof(target_timer_callback_t));
560 (*callbacks_p)->callback = callback;
561 (*callbacks_p)->periodic = periodic;
562 (*callbacks_p)->time_ms = time_ms;
564 gettimeofday(&now, NULL);
565 (*callbacks_p)->when.tv_usec = now.tv_usec + (time_ms % 1000) * 1000;
566 time_ms -= (time_ms % 1000);
567 (*callbacks_p)->when.tv_sec = now.tv_sec + (time_ms / 1000);
568 if ((*callbacks_p)->when.tv_usec > 1000000)
570 (*callbacks_p)->when.tv_usec = (*callbacks_p)->when.tv_usec - 1000000;
571 (*callbacks_p)->when.tv_sec += 1;
574 (*callbacks_p)->priv = priv;
575 (*callbacks_p)->next = NULL;
580 int target_unregister_event_callback(int (*callback)(struct target_s *target, enum target_event event, void *priv), void *priv)
582 target_event_callback_t **p = &target_event_callbacks;
583 target_event_callback_t *c = target_event_callbacks;
585 if (callback == NULL)
587 return ERROR_INVALID_ARGUMENTS;
592 target_event_callback_t *next = c->next;
593 if ((c->callback == callback) && (c->priv == priv))
607 int target_unregister_timer_callback(int (*callback)(void *priv), void *priv)
609 target_timer_callback_t **p = &target_timer_callbacks;
610 target_timer_callback_t *c = target_timer_callbacks;
612 if (callback == NULL)
614 return ERROR_INVALID_ARGUMENTS;
619 target_timer_callback_t *next = c->next;
620 if ((c->callback == callback) && (c->priv == priv))
634 int target_call_event_callbacks(target_t *target, enum target_event event)
636 target_event_callback_t *callback = target_event_callbacks;
637 target_event_callback_t *next_callback;
639 LOG_DEBUG("target event %i", event);
643 next_callback = callback->next;
644 callback->callback(target, event, callback->priv);
645 callback = next_callback;
651 static int target_call_timer_callbacks_check_time(int checktime)
653 target_timer_callback_t *callback = target_timer_callbacks;
654 target_timer_callback_t *next_callback;
659 gettimeofday(&now, NULL);
663 next_callback = callback->next;
665 if ((!checktime&&callback->periodic)||
666 (((now.tv_sec >= callback->when.tv_sec) && (now.tv_usec >= callback->when.tv_usec))
667 || (now.tv_sec > callback->when.tv_sec)))
669 if(callback->callback != NULL)
671 callback->callback(callback->priv);
672 if (callback->periodic)
674 int time_ms = callback->time_ms;
675 callback->when.tv_usec = now.tv_usec + (time_ms % 1000) * 1000;
676 time_ms -= (time_ms % 1000);
677 callback->when.tv_sec = now.tv_sec + time_ms / 1000;
678 if (callback->when.tv_usec > 1000000)
680 callback->when.tv_usec = callback->when.tv_usec - 1000000;
681 callback->when.tv_sec += 1;
685 target_unregister_timer_callback(callback->callback, callback->priv);
689 callback = next_callback;
695 int target_call_timer_callbacks()
697 return target_call_timer_callbacks_check_time(1);
700 /* invoke periodic callbacks immediately */
701 int target_call_timer_callbacks_now()
703 return target_call_timer_callbacks(0);
706 int target_alloc_working_area(struct target_s *target, u32 size, working_area_t **area)
708 working_area_t *c = target->working_areas;
709 working_area_t *new_wa = NULL;
711 /* Reevaluate working area address based on MMU state*/
712 if (target->working_areas == NULL)
716 retval = target->type->mmu(target, &enabled);
717 if (retval != ERROR_OK)
723 target->working_area = target->working_area_virt;
727 target->working_area = target->working_area_phys;
731 /* only allocate multiples of 4 byte */
734 LOG_ERROR("BUG: code tried to allocate unaligned number of bytes, padding");
735 size = CEIL(size, 4);
738 /* see if there's already a matching working area */
741 if ((c->free) && (c->size == size))
749 /* if not, allocate a new one */
752 working_area_t **p = &target->working_areas;
753 u32 first_free = target->working_area;
754 u32 free_size = target->working_area_size;
756 LOG_DEBUG("allocating new working area");
758 c = target->working_areas;
761 first_free += c->size;
762 free_size -= c->size;
767 if (free_size < size)
769 LOG_WARNING("not enough working area available(requested %d, free %d)", size, free_size);
770 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE;
773 new_wa = malloc(sizeof(working_area_t));
776 new_wa->address = first_free;
778 if (target->backup_working_area)
780 new_wa->backup = malloc(new_wa->size);
781 target->type->read_memory(target, new_wa->address, 4, new_wa->size / 4, new_wa->backup);
785 new_wa->backup = NULL;
788 /* put new entry in list */
792 /* mark as used, and return the new (reused) area */
802 int target_free_working_area_restore(struct target_s *target, working_area_t *area, int restore)
807 if (restore&&target->backup_working_area)
808 target->type->write_memory(target, area->address, 4, area->size / 4, area->backup);
812 /* mark user pointer invalid */
819 int target_free_working_area(struct target_s *target, working_area_t *area)
821 return target_free_working_area_restore(target, area, 1);
824 int target_free_all_working_areas_restore(struct target_s *target, int restore)
826 working_area_t *c = target->working_areas;
830 working_area_t *next = c->next;
831 target_free_working_area_restore(target, c, restore);
841 target->working_areas = NULL;
846 int target_free_all_working_areas(struct target_s *target)
848 return target_free_all_working_areas_restore(target, 1);
851 int target_register_commands(struct command_context_s *cmd_ctx)
853 register_command(cmd_ctx, NULL, "target", handle_target_command, COMMAND_CONFIG, "target <cpu> [reset_init default - DEPRECATED] <chainpos> <endianness> <variant> [cpu type specifc args]");
854 register_command(cmd_ctx, NULL, "targets", handle_targets_command, COMMAND_EXEC, NULL);
855 register_command(cmd_ctx, NULL, "working_area", handle_working_area_command, COMMAND_ANY, "working_area <target#> <address> <size> <'backup'|'nobackup'> [virtual address]");
856 register_command(cmd_ctx, NULL, "virt2phys", handle_virt2phys_command, COMMAND_ANY, "virt2phys <virtual address>");
857 register_command(cmd_ctx, NULL, "profile", handle_profile_command, COMMAND_EXEC, "PRELIMINARY! - profile <seconds> <gmon.out>");
860 /* script procedures */
861 register_jim(cmd_ctx, "ocd_mem2array", jim_mem2array, "read memory and return as a TCL array for script processing");
862 register_jim(cmd_ctx, "ocd_array2mem", jim_array2mem, "convert a TCL array to memory locations and write the values");
866 int target_arch_state(struct target_s *target)
871 LOG_USER("No target has been configured");
875 LOG_USER("target state: %s", target_state_strings[target->state]);
877 if (target->state!=TARGET_HALTED)
880 retval=target->type->arch_state(target);
884 /* Single aligned words are guaranteed to use 16 or 32 bit access
885 * mode respectively, otherwise data is handled as quickly as
888 int target_write_buffer(struct target_s *target, u32 address, u32 size, u8 *buffer)
891 LOG_DEBUG("writing buffer of %i byte at 0x%8.8x", size, address);
893 if (!target->type->examined)
895 LOG_ERROR("Target not examined yet");
899 if (address+size<address)
901 /* GDB can request this when e.g. PC is 0xfffffffc*/
902 LOG_ERROR("address+size wrapped(0x%08x, 0x%08x)", address, size);
906 if (((address % 2) == 0) && (size == 2))
908 return target->type->write_memory(target, address, 2, 1, buffer);
911 /* handle unaligned head bytes */
914 int unaligned = 4 - (address % 4);
916 if (unaligned > size)
919 if ((retval = target->type->write_memory(target, address, 1, unaligned, buffer)) != ERROR_OK)
923 address += unaligned;
927 /* handle aligned words */
930 int aligned = size - (size % 4);
932 /* use bulk writes above a certain limit. This may have to be changed */
935 if ((retval = target->type->bulk_write_memory(target, address, aligned / 4, buffer)) != ERROR_OK)
940 if ((retval = target->type->write_memory(target, address, 4, aligned / 4, buffer)) != ERROR_OK)
949 /* handle tail writes of less than 4 bytes */
952 if ((retval = target->type->write_memory(target, address, 1, size, buffer)) != ERROR_OK)
960 /* Single aligned words are guaranteed to use 16 or 32 bit access
961 * mode respectively, otherwise data is handled as quickly as
964 int target_read_buffer(struct target_s *target, u32 address, u32 size, u8 *buffer)
967 LOG_DEBUG("reading buffer of %i byte at 0x%8.8x", size, address);
969 if (!target->type->examined)
971 LOG_ERROR("Target not examined yet");
975 if (address+size<address)
977 /* GDB can request this when e.g. PC is 0xfffffffc*/
978 LOG_ERROR("address+size wrapped(0x%08x, 0x%08x)", address, size);
982 if (((address % 2) == 0) && (size == 2))
984 return target->type->read_memory(target, address, 2, 1, buffer);
987 /* handle unaligned head bytes */
990 int unaligned = 4 - (address % 4);
992 if (unaligned > size)
995 if ((retval = target->type->read_memory(target, address, 1, unaligned, buffer)) != ERROR_OK)
999 address += unaligned;
1003 /* handle aligned words */
1006 int aligned = size - (size % 4);
1008 if ((retval = target->type->read_memory(target, address, 4, aligned / 4, buffer)) != ERROR_OK)
1016 /* handle tail writes of less than 4 bytes */
1019 if ((retval = target->type->read_memory(target, address, 1, size, buffer)) != ERROR_OK)
1026 int target_checksum_memory(struct target_s *target, u32 address, u32 size, u32* crc)
1032 if (!target->type->examined)
1034 LOG_ERROR("Target not examined yet");
1038 if ((retval = target->type->checksum_memory(target, address,
1039 size, &checksum)) == ERROR_TARGET_RESOURCE_NOT_AVAILABLE)
1041 buffer = malloc(size);
1044 LOG_ERROR("error allocating buffer for section (%d bytes)", size);
1045 return ERROR_INVALID_ARGUMENTS;
1047 retval = target_read_buffer(target, address, size, buffer);
1048 if (retval != ERROR_OK)
1054 /* convert to target endianess */
1055 for (i = 0; i < (size/sizeof(u32)); i++)
1058 target_data = target_buffer_get_u32(target, &buffer[i*sizeof(u32)]);
1059 target_buffer_set_u32(target, &buffer[i*sizeof(u32)], target_data);
1062 retval = image_calculate_checksum( buffer, size, &checksum );
1071 int target_blank_check_memory(struct target_s *target, u32 address, u32 size, u32* blank)
1074 if (!target->type->examined)
1076 LOG_ERROR("Target not examined yet");
1080 if (target->type->blank_check_memory == 0)
1081 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE;
1083 retval = target->type->blank_check_memory(target, address, size, blank);
1088 int target_read_u32(struct target_s *target, u32 address, u32 *value)
1091 if (!target->type->examined)
1093 LOG_ERROR("Target not examined yet");
1097 int retval = target->type->read_memory(target, address, 4, 1, value_buf);
1099 if (retval == ERROR_OK)
1101 *value = target_buffer_get_u32(target, value_buf);
1102 LOG_DEBUG("address: 0x%8.8x, value: 0x%8.8x", address, *value);
1107 LOG_DEBUG("address: 0x%8.8x failed", address);
1113 int target_read_u16(struct target_s *target, u32 address, u16 *value)
1116 if (!target->type->examined)
1118 LOG_ERROR("Target not examined yet");
1122 int retval = target->type->read_memory(target, address, 2, 1, value_buf);
1124 if (retval == ERROR_OK)
1126 *value = target_buffer_get_u16(target, value_buf);
1127 LOG_DEBUG("address: 0x%8.8x, value: 0x%4.4x", address, *value);
1132 LOG_DEBUG("address: 0x%8.8x failed", address);
1138 int target_read_u8(struct target_s *target, u32 address, u8 *value)
1140 int retval = target->type->read_memory(target, address, 1, 1, value);
1141 if (!target->type->examined)
1143 LOG_ERROR("Target not examined yet");
1147 if (retval == ERROR_OK)
1149 LOG_DEBUG("address: 0x%8.8x, value: 0x%2.2x", address, *value);
1154 LOG_DEBUG("address: 0x%8.8x failed", address);
1160 int target_write_u32(struct target_s *target, u32 address, u32 value)
1164 if (!target->type->examined)
1166 LOG_ERROR("Target not examined yet");
1170 LOG_DEBUG("address: 0x%8.8x, value: 0x%8.8x", address, value);
1172 target_buffer_set_u32(target, value_buf, value);
1173 if ((retval = target->type->write_memory(target, address, 4, 1, value_buf)) != ERROR_OK)
1175 LOG_DEBUG("failed: %i", retval);
1181 int target_write_u16(struct target_s *target, u32 address, u16 value)
1185 if (!target->type->examined)
1187 LOG_ERROR("Target not examined yet");
1191 LOG_DEBUG("address: 0x%8.8x, value: 0x%8.8x", address, value);
1193 target_buffer_set_u16(target, value_buf, value);
1194 if ((retval = target->type->write_memory(target, address, 2, 1, value_buf)) != ERROR_OK)
1196 LOG_DEBUG("failed: %i", retval);
1202 int target_write_u8(struct target_s *target, u32 address, u8 value)
1205 if (!target->type->examined)
1207 LOG_ERROR("Target not examined yet");
1211 LOG_DEBUG("address: 0x%8.8x, value: 0x%2.2x", address, value);
1213 if ((retval = target->type->read_memory(target, address, 1, 1, &value)) != ERROR_OK)
1215 LOG_DEBUG("failed: %i", retval);
1221 int target_register_user_commands(struct command_context_s *cmd_ctx)
1223 register_command(cmd_ctx, NULL, "reg", handle_reg_command, COMMAND_EXEC, NULL);
1224 register_command(cmd_ctx, NULL, "poll", handle_poll_command, COMMAND_EXEC, "poll target state");
1225 register_command(cmd_ctx, NULL, "wait_halt", handle_wait_halt_command, COMMAND_EXEC, "wait for target halt [time (s)]");
1226 register_command(cmd_ctx, NULL, "halt", handle_halt_command, COMMAND_EXEC, "halt target");
1227 register_command(cmd_ctx, NULL, "resume", handle_resume_command, COMMAND_EXEC, "resume target [addr]");
1228 register_command(cmd_ctx, NULL, "step", handle_step_command, COMMAND_EXEC, "step one instruction from current PC or [addr]");
1229 register_command(cmd_ctx, NULL, "reset", handle_reset_command, COMMAND_EXEC, "reset target [run|halt|init]");
1230 register_command(cmd_ctx, NULL, "soft_reset_halt", handle_soft_reset_halt_command, COMMAND_EXEC, "halt the target and do a soft reset");
1232 register_command(cmd_ctx, NULL, "mdw", handle_md_command, COMMAND_EXEC, "display memory words <addr> [count]");
1233 register_command(cmd_ctx, NULL, "mdh", handle_md_command, COMMAND_EXEC, "display memory half-words <addr> [count]");
1234 register_command(cmd_ctx, NULL, "mdb", handle_md_command, COMMAND_EXEC, "display memory bytes <addr> [count]");
1236 register_command(cmd_ctx, NULL, "mww", handle_mw_command, COMMAND_EXEC, "write memory word <addr> <value> [count]");
1237 register_command(cmd_ctx, NULL, "mwh", handle_mw_command, COMMAND_EXEC, "write memory half-word <addr> <value> [count]");
1238 register_command(cmd_ctx, NULL, "mwb", handle_mw_command, COMMAND_EXEC, "write memory byte <addr> <value> [count]");
1240 register_command(cmd_ctx, NULL, "bp", handle_bp_command, COMMAND_EXEC, "set breakpoint <address> <length> [hw]");
1241 register_command(cmd_ctx, NULL, "rbp", handle_rbp_command, COMMAND_EXEC, "remove breakpoint <adress>");
1242 register_command(cmd_ctx, NULL, "wp", handle_wp_command, COMMAND_EXEC, "set watchpoint <address> <length> <r/w/a> [value] [mask]");
1243 register_command(cmd_ctx, NULL, "rwp", handle_rwp_command, COMMAND_EXEC, "remove watchpoint <adress>");
1245 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]");
1246 register_command(cmd_ctx, NULL, "dump_image", handle_dump_image_command, COMMAND_EXEC, "dump_image <file> <address> <size>");
1247 register_command(cmd_ctx, NULL, "verify_image", handle_verify_image_command, COMMAND_EXEC, "verify_image <file> [offset] [type]");
1249 target_request_register_commands(cmd_ctx);
1250 trace_register_commands(cmd_ctx);
1255 int handle_targets_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1257 target_t *target = targets;
1262 int num = strtoul(args[0], NULL, 0);
1267 target = target->next;
1271 cmd_ctx->current_target = num;
1273 command_print(cmd_ctx, "%i is out of bounds, only %i targets are configured", num, count);
1280 command_print(cmd_ctx, "%i: %s (%s), state: %s", count++, target->type->name, target_endianess_strings[target->endianness], target_state_strings[target->state]);
1281 target = target->next;
1287 int handle_target_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1294 return ERROR_COMMAND_SYNTAX_ERROR;
1297 /* search for the specified target */
1298 if (args[0] && (args[0][0] != 0))
1300 for (i = 0; target_types[i]; i++)
1302 if (strcmp(args[0], target_types[i]->name) == 0)
1304 target_t **last_target_p = &targets;
1306 /* register target specific commands */
1307 if (target_types[i]->register_commands(cmd_ctx) != ERROR_OK)
1309 LOG_ERROR("couldn't register '%s' commands", args[0]);
1315 while ((*last_target_p)->next)
1316 last_target_p = &((*last_target_p)->next);
1317 last_target_p = &((*last_target_p)->next);
1320 *last_target_p = malloc(sizeof(target_t));
1322 /* allocate memory for each unique target type */
1323 (*last_target_p)->type = (target_type_t*)malloc(sizeof(target_type_t));
1324 *((*last_target_p)->type) = *target_types[i];
1326 if (strcmp(args[1], "big") == 0)
1327 (*last_target_p)->endianness = TARGET_BIG_ENDIAN;
1328 else if (strcmp(args[1], "little") == 0)
1329 (*last_target_p)->endianness = TARGET_LITTLE_ENDIAN;
1332 LOG_ERROR("endianness must be either 'little' or 'big', not '%s'", args[1]);
1333 return ERROR_COMMAND_SYNTAX_ERROR;
1336 if (strcmp(args[2], "reset_halt") == 0)
1338 LOG_WARNING("reset_mode argument is obsolete.");
1339 return ERROR_COMMAND_SYNTAX_ERROR;
1341 else if (strcmp(args[2], "reset_run") == 0)
1343 LOG_WARNING("reset_mode argument is obsolete.");
1344 return ERROR_COMMAND_SYNTAX_ERROR;
1346 else if (strcmp(args[2], "reset_init") == 0)
1348 LOG_WARNING("reset_mode argument is obsolete.");
1349 return ERROR_COMMAND_SYNTAX_ERROR;
1351 else if (strcmp(args[2], "run_and_halt") == 0)
1353 LOG_WARNING("reset_mode argument is obsolete.");
1354 return ERROR_COMMAND_SYNTAX_ERROR;
1356 else if (strcmp(args[2], "run_and_init") == 0)
1358 LOG_WARNING("reset_mode argument is obsolete.");
1359 return ERROR_COMMAND_SYNTAX_ERROR;
1363 /* Kludge! we want to make this reset arg optional while remaining compatible! */
1368 (*last_target_p)->working_area = 0x0;
1369 (*last_target_p)->working_area_size = 0x0;
1370 (*last_target_p)->working_areas = NULL;
1371 (*last_target_p)->backup_working_area = 0;
1373 (*last_target_p)->state = TARGET_UNKNOWN;
1374 (*last_target_p)->debug_reason = DBG_REASON_UNDEFINED;
1375 (*last_target_p)->reg_cache = NULL;
1376 (*last_target_p)->breakpoints = NULL;
1377 (*last_target_p)->watchpoints = NULL;
1378 (*last_target_p)->next = NULL;
1379 (*last_target_p)->arch_info = NULL;
1381 /* initialize trace information */
1382 (*last_target_p)->trace_info = malloc(sizeof(trace_t));
1383 (*last_target_p)->trace_info->num_trace_points = 0;
1384 (*last_target_p)->trace_info->trace_points_size = 0;
1385 (*last_target_p)->trace_info->trace_points = NULL;
1386 (*last_target_p)->trace_info->trace_history_size = 0;
1387 (*last_target_p)->trace_info->trace_history = NULL;
1388 (*last_target_p)->trace_info->trace_history_pos = 0;
1389 (*last_target_p)->trace_info->trace_history_overflowed = 0;
1391 (*last_target_p)->dbgmsg = NULL;
1392 (*last_target_p)->dbg_msg_enabled = 0;
1394 (*last_target_p)->type->target_command(cmd_ctx, cmd, args, argc, *last_target_p);
1402 /* no matching target found */
1405 LOG_ERROR("target '%s' not found", args[0]);
1406 return ERROR_COMMAND_SYNTAX_ERROR;
1412 int target_invoke_script(struct command_context_s *cmd_ctx, target_t *target, char *name)
1414 return command_run_linef(cmd_ctx, " if {[catch {info body target_%d_%s} t]==0} {target_%d_%s}",
1415 get_num_by_target(target), name,
1416 get_num_by_target(target), name);
1419 int handle_working_area_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1421 target_t *target = NULL;
1423 if ((argc < 4) || (argc > 5))
1425 return ERROR_COMMAND_SYNTAX_ERROR;
1428 target = get_target_by_num(strtoul(args[0], NULL, 0));
1431 return ERROR_COMMAND_SYNTAX_ERROR;
1433 target_free_all_working_areas(target);
1435 target->working_area_phys = target->working_area_virt = strtoul(args[1], NULL, 0);
1438 target->working_area_virt = strtoul(args[4], NULL, 0);
1440 target->working_area_size = strtoul(args[2], NULL, 0);
1442 if (strcmp(args[3], "backup") == 0)
1444 target->backup_working_area = 1;
1446 else if (strcmp(args[3], "nobackup") == 0)
1448 target->backup_working_area = 0;
1452 LOG_ERROR("unrecognized <backup|nobackup> argument (%s)", args[3]);
1453 return ERROR_COMMAND_SYNTAX_ERROR;
1460 /* process target state changes */
1461 int handle_target(void *priv)
1463 target_t *target = targets;
1467 if (target_continous_poll)
1469 /* polling may fail silently until the target has been examined */
1470 target_poll(target);
1473 target = target->next;
1479 int handle_reg_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1488 target = get_current_target(cmd_ctx);
1490 /* list all available registers for the current target */
1493 reg_cache_t *cache = target->reg_cache;
1499 for (i = 0; i < cache->num_regs; i++)
1501 value = buf_to_str(cache->reg_list[i].value, cache->reg_list[i].size, 16);
1502 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);
1505 cache = cache->next;
1511 /* access a single register by its ordinal number */
1512 if ((args[0][0] >= '0') && (args[0][0] <= '9'))
1514 int num = strtoul(args[0], NULL, 0);
1515 reg_cache_t *cache = target->reg_cache;
1521 for (i = 0; i < cache->num_regs; i++)
1525 reg = &cache->reg_list[i];
1531 cache = cache->next;
1536 command_print(cmd_ctx, "%i is out of bounds, the current target has only %i registers (0 - %i)", num, count, count - 1);
1539 } else /* access a single register by its name */
1541 reg = register_get_by_name(target->reg_cache, args[0], 1);
1545 command_print(cmd_ctx, "register %s not found in current target", args[0]);
1550 /* display a register */
1551 if ((argc == 1) || ((argc == 2) && !((args[1][0] >= '0') && (args[1][0] <= '9'))))
1553 if ((argc == 2) && (strcmp(args[1], "force") == 0))
1556 if (reg->valid == 0)
1558 reg_arch_type_t *arch_type = register_get_arch_type(reg->arch_type);
1559 if (arch_type == NULL)
1561 LOG_ERROR("BUG: encountered unregistered arch type");
1564 arch_type->get(reg);
1566 value = buf_to_str(reg->value, reg->size, 16);
1567 command_print(cmd_ctx, "%s (/%i): 0x%s", reg->name, reg->size, value);
1572 /* set register value */
1575 u8 *buf = malloc(CEIL(reg->size, 8));
1576 str_to_buf(args[1], strlen(args[1]), buf, reg->size, 0);
1578 reg_arch_type_t *arch_type = register_get_arch_type(reg->arch_type);
1579 if (arch_type == NULL)
1581 LOG_ERROR("BUG: encountered unregistered arch type");
1585 arch_type->set(reg, buf);
1587 value = buf_to_str(reg->value, reg->size, 16);
1588 command_print(cmd_ctx, "%s (/%i): 0x%s", reg->name, reg->size, value);
1596 command_print(cmd_ctx, "usage: reg <#|name> [value]");
1602 int handle_poll_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1604 target_t *target = get_current_target(cmd_ctx);
1608 target_poll(target);
1609 target_arch_state(target);
1613 if (strcmp(args[0], "on") == 0)
1615 target_continous_poll = 1;
1617 else if (strcmp(args[0], "off") == 0)
1619 target_continous_poll = 0;
1623 command_print(cmd_ctx, "arg is \"on\" or \"off\"");
1631 int handle_wait_halt_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1639 ms = strtoul(args[0], &end, 0) * 1000;
1642 command_print(cmd_ctx, "usage: %s [seconds]", cmd);
1646 target_t *target = get_current_target(cmd_ctx);
1648 return target_wait_state(target, TARGET_HALTED, ms);
1651 int target_wait_state(target_t *target, enum target_state state, int ms)
1654 struct timeval timeout, now;
1656 gettimeofday(&timeout, NULL);
1657 timeval_add_time(&timeout, 0, ms * 1000);
1661 if ((retval=target_poll(target))!=ERROR_OK)
1663 target_call_timer_callbacks_now();
1664 if (target->state == state)
1671 LOG_USER("waiting for target %s...", target_state_strings[state]);
1674 gettimeofday(&now, NULL);
1675 if ((now.tv_sec > timeout.tv_sec) || ((now.tv_sec == timeout.tv_sec) && (now.tv_usec >= timeout.tv_usec)))
1677 LOG_ERROR("timed out while waiting for target %s", target_state_strings[state]);
1685 int handle_halt_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1688 target_t *target = get_current_target(cmd_ctx);
1692 if ((retval = target_halt(target)) != ERROR_OK)
1697 return handle_wait_halt_command(cmd_ctx, cmd, args, argc);
1700 int handle_soft_reset_halt_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1702 target_t *target = get_current_target(cmd_ctx);
1704 LOG_USER("requesting target halt and executing a soft reset");
1706 target->type->soft_reset_halt(target);
1711 int handle_reset_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1713 enum target_reset_mode reset_mode = RESET_RUN;
1717 if (strcmp("run", args[0]) == 0)
1718 reset_mode = RESET_RUN;
1719 else if (strcmp("halt", args[0]) == 0)
1720 reset_mode = RESET_HALT;
1721 else if (strcmp("init", args[0]) == 0)
1722 reset_mode = RESET_INIT;
1725 return ERROR_COMMAND_SYNTAX_ERROR;
1729 /* reset *all* targets */
1730 target_process_reset(cmd_ctx, reset_mode);
1735 int handle_resume_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1738 target_t *target = get_current_target(cmd_ctx);
1740 target_invoke_script(cmd_ctx, target, "pre_resume");
1743 retval = target_resume(target, 1, 0, 1, 0); /* current pc, addr = 0, handle breakpoints, not debugging */
1745 retval = target_resume(target, 0, strtoul(args[0], NULL, 0), 1, 0); /* addr = args[0], handle breakpoints, not debugging */
1748 return ERROR_COMMAND_SYNTAX_ERROR;
1754 int handle_step_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1756 target_t *target = get_current_target(cmd_ctx);
1761 target->type->step(target, 1, 0, 1); /* current pc, addr = 0, handle breakpoints */
1764 target->type->step(target, 0, strtoul(args[0], NULL, 0), 1); /* addr = args[0], handle breakpoints */
1769 int handle_md_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1771 const int line_bytecnt = 32;
1784 target_t *target = get_current_target(cmd_ctx);
1790 count = strtoul(args[1], NULL, 0);
1792 address = strtoul(args[0], NULL, 0);
1798 size = 4; line_modulo = line_bytecnt / 4;
1801 size = 2; line_modulo = line_bytecnt / 2;
1804 size = 1; line_modulo = line_bytecnt / 1;
1810 buffer = calloc(count, size);
1811 retval = target->type->read_memory(target, address, size, count, buffer);
1812 if (retval == ERROR_OK)
1816 for (i = 0; i < count; i++)
1818 if (i%line_modulo == 0)
1819 output_len += snprintf(output + output_len, 128 - output_len, "0x%8.8x: ", address + (i*size));
1824 output_len += snprintf(output + output_len, 128 - output_len, "%8.8x ", target_buffer_get_u32(target, &buffer[i*4]));
1827 output_len += snprintf(output + output_len, 128 - output_len, "%4.4x ", target_buffer_get_u16(target, &buffer[i*2]));
1830 output_len += snprintf(output + output_len, 128 - output_len, "%2.2x ", buffer[i*1]);
1834 if ((i%line_modulo == line_modulo-1) || (i == count - 1))
1836 command_print(cmd_ctx, output);
1847 int handle_mw_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1854 target_t *target = get_current_target(cmd_ctx);
1857 if ((argc < 2) || (argc > 3))
1858 return ERROR_COMMAND_SYNTAX_ERROR;
1860 address = strtoul(args[0], NULL, 0);
1861 value = strtoul(args[1], NULL, 0);
1863 count = strtoul(args[2], NULL, 0);
1869 target_buffer_set_u32(target, value_buf, value);
1873 target_buffer_set_u16(target, value_buf, value);
1877 value_buf[0] = value;
1880 return ERROR_COMMAND_SYNTAX_ERROR;
1882 for (i=0; i<count; i++)
1888 retval = target->type->write_memory(target, address + i*wordsize, 4, 1, value_buf);
1891 retval = target->type->write_memory(target, address + i*wordsize, 2, 1, value_buf);
1894 retval = target->type->write_memory(target, address + i*wordsize, 1, 1, value_buf);
1899 if (retval!=ERROR_OK)
1909 int handle_load_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1915 u32 max_address=0xffffffff;
1921 duration_t duration;
1922 char *duration_text;
1924 target_t *target = get_current_target(cmd_ctx);
1926 if ((argc < 1)||(argc > 5))
1928 return ERROR_COMMAND_SYNTAX_ERROR;
1931 /* a base address isn't always necessary, default to 0x0 (i.e. don't relocate) */
1934 image.base_address_set = 1;
1935 image.base_address = strtoul(args[1], NULL, 0);
1939 image.base_address_set = 0;
1943 image.start_address_set = 0;
1947 min_address=strtoul(args[3], NULL, 0);
1951 max_address=strtoul(args[4], NULL, 0)+min_address;
1954 if (min_address>max_address)
1956 return ERROR_COMMAND_SYNTAX_ERROR;
1960 duration_start_measure(&duration);
1962 if (image_open(&image, args[0], (argc >= 3) ? args[2] : NULL) != ERROR_OK)
1969 for (i = 0; i < image.num_sections; i++)
1971 buffer = malloc(image.sections[i].size);
1974 command_print(cmd_ctx, "error allocating buffer for section (%d bytes)", image.sections[i].size);
1978 if ((retval = image_read_section(&image, i, 0x0, image.sections[i].size, buffer, &buf_cnt)) != ERROR_OK)
1988 /* DANGER!!! beware of unsigned comparision here!!! */
1990 if ((image.sections[i].base_address+buf_cnt>=min_address)&&
1991 (image.sections[i].base_address<max_address))
1993 if (image.sections[i].base_address<min_address)
1995 /* clip addresses below */
1996 offset+=min_address-image.sections[i].base_address;
2000 if (image.sections[i].base_address+buf_cnt>max_address)
2002 length-=(image.sections[i].base_address+buf_cnt)-max_address;
2005 if ((retval = target_write_buffer(target, image.sections[i].base_address+offset, length, buffer+offset)) != ERROR_OK)
2010 image_size += length;
2011 command_print(cmd_ctx, "%u byte written at address 0x%8.8x", length, image.sections[i].base_address+offset);
2017 duration_stop_measure(&duration, &duration_text);
2018 if (retval==ERROR_OK)
2020 command_print(cmd_ctx, "downloaded %u byte in %s", image_size, duration_text);
2022 free(duration_text);
2024 image_close(&image);
2030 int handle_dump_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
2037 int retval=ERROR_OK;
2039 duration_t duration;
2040 char *duration_text;
2042 target_t *target = get_current_target(cmd_ctx);
2046 command_print(cmd_ctx, "usage: dump_image <filename> <address> <size>");
2050 address = strtoul(args[1], NULL, 0);
2051 size = strtoul(args[2], NULL, 0);
2053 if ((address & 3) || (size & 3))
2055 command_print(cmd_ctx, "only 32-bit aligned address and size are supported");
2059 if (fileio_open(&fileio, args[0], FILEIO_WRITE, FILEIO_BINARY) != ERROR_OK)
2064 duration_start_measure(&duration);
2069 u32 this_run_size = (size > 560) ? 560 : size;
2071 retval = target->type->read_memory(target, address, 4, this_run_size / 4, buffer);
2072 if (retval != ERROR_OK)
2077 retval = fileio_write(&fileio, this_run_size, buffer, &size_written);
2078 if (retval != ERROR_OK)
2083 size -= this_run_size;
2084 address += this_run_size;
2087 fileio_close(&fileio);
2089 duration_stop_measure(&duration, &duration_text);
2090 if (retval==ERROR_OK)
2092 command_print(cmd_ctx, "dumped %"PRIi64" byte in %s", fileio.size, duration_text);
2094 free(duration_text);
2099 int handle_verify_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
2107 u32 mem_checksum = 0;
2111 duration_t duration;
2112 char *duration_text;
2114 target_t *target = get_current_target(cmd_ctx);
2118 return ERROR_COMMAND_SYNTAX_ERROR;
2123 LOG_ERROR("no target selected");
2127 duration_start_measure(&duration);
2131 image.base_address_set = 1;
2132 image.base_address = strtoul(args[1], NULL, 0);
2136 image.base_address_set = 0;
2137 image.base_address = 0x0;
2140 image.start_address_set = 0;
2142 if ((retval=image_open(&image, args[0], (argc == 3) ? args[2] : NULL)) != ERROR_OK)
2149 for (i = 0; i < image.num_sections; i++)
2151 buffer = malloc(image.sections[i].size);
2154 command_print(cmd_ctx, "error allocating buffer for section (%d bytes)", image.sections[i].size);
2157 if ((retval = image_read_section(&image, i, 0x0, image.sections[i].size, buffer, &buf_cnt)) != ERROR_OK)
2163 /* calculate checksum of image */
2164 image_calculate_checksum( buffer, buf_cnt, &checksum );
2166 retval = target_checksum_memory(target, image.sections[i].base_address, buf_cnt, &mem_checksum);
2167 if( retval != ERROR_OK )
2173 if( checksum != mem_checksum )
2175 /* failed crc checksum, fall back to a binary compare */
2178 command_print(cmd_ctx, "checksum mismatch - attempting binary compare");
2180 data = (u8*)malloc(buf_cnt);
2182 /* Can we use 32bit word accesses? */
2184 int count = buf_cnt;
2185 if ((count % 4) == 0)
2190 retval = target->type->read_memory(target, image.sections[i].base_address, size, count, data);
2191 if (retval == ERROR_OK)
2194 for (t = 0; t < buf_cnt; t++)
2196 if (data[t] != buffer[t])
2198 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]);
2211 image_size += buf_cnt;
2214 duration_stop_measure(&duration, &duration_text);
2215 if (retval==ERROR_OK)
2217 command_print(cmd_ctx, "verified %u bytes in %s", image_size, duration_text);
2219 free(duration_text);
2221 image_close(&image);
2226 int handle_bp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
2229 target_t *target = get_current_target(cmd_ctx);
2233 breakpoint_t *breakpoint = target->breakpoints;
2237 if (breakpoint->type == BKPT_SOFT)
2239 char* buf = buf_to_str(breakpoint->orig_instr, breakpoint->length, 16);
2240 command_print(cmd_ctx, "0x%8.8x, 0x%x, %i, 0x%s", breakpoint->address, breakpoint->length, breakpoint->set, buf);
2245 command_print(cmd_ctx, "0x%8.8x, 0x%x, %i", breakpoint->address, breakpoint->length, breakpoint->set);
2247 breakpoint = breakpoint->next;
2255 length = strtoul(args[1], NULL, 0);
2258 if (strcmp(args[2], "hw") == 0)
2261 if ((retval = breakpoint_add(target, strtoul(args[0], NULL, 0), length, hw)) != ERROR_OK)
2263 LOG_ERROR("Failure setting breakpoints");
2267 command_print(cmd_ctx, "breakpoint added at address 0x%8.8x", strtoul(args[0], NULL, 0));
2272 command_print(cmd_ctx, "usage: bp <address> <length> ['hw']");
2278 int handle_rbp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
2280 target_t *target = get_current_target(cmd_ctx);
2283 breakpoint_remove(target, strtoul(args[0], NULL, 0));
2288 int handle_wp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
2290 target_t *target = get_current_target(cmd_ctx);
2295 watchpoint_t *watchpoint = target->watchpoints;
2299 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);
2300 watchpoint = watchpoint->next;
2305 enum watchpoint_rw type = WPT_ACCESS;
2306 u32 data_value = 0x0;
2307 u32 data_mask = 0xffffffff;
2323 command_print(cmd_ctx, "usage: wp <address> <length> [r/w/a] [value] [mask]");
2329 data_value = strtoul(args[3], NULL, 0);
2333 data_mask = strtoul(args[4], NULL, 0);
2336 if ((retval = watchpoint_add(target, strtoul(args[0], NULL, 0),
2337 strtoul(args[1], NULL, 0), type, data_value, data_mask)) != ERROR_OK)
2339 LOG_ERROR("Failure setting breakpoints");
2344 command_print(cmd_ctx, "usage: wp <address> <length> [r/w/a] [value] [mask]");
2350 int handle_rwp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
2352 target_t *target = get_current_target(cmd_ctx);
2355 watchpoint_remove(target, strtoul(args[0], NULL, 0));
2360 int handle_virt2phys_command(command_context_t *cmd_ctx, char *cmd, char **args, int argc)
2363 target_t *target = get_current_target(cmd_ctx);
2369 return ERROR_COMMAND_SYNTAX_ERROR;
2371 va = strtoul(args[0], NULL, 0);
2373 retval = target->type->virt2phys(target, va, &pa);
2374 if (retval == ERROR_OK)
2376 command_print(cmd_ctx, "Physical address 0x%08x", pa);
2380 /* lower levels will have logged a detailed error which is
2381 * forwarded to telnet/GDB session.
2386 static void writeLong(FILE *f, int l)
2391 char c=(l>>(i*8))&0xff;
2392 fwrite(&c, 1, 1, f);
2396 static void writeString(FILE *f, char *s)
2398 fwrite(s, 1, strlen(s), f);
2403 // Dump a gmon.out histogram file.
2404 static void writeGmon(u32 *samples, int sampleNum, char *filename)
2407 FILE *f=fopen(filename, "w");
2410 fwrite("gmon", 1, 4, f);
2411 writeLong(f, 0x00000001); // Version
2412 writeLong(f, 0); // padding
2413 writeLong(f, 0); // padding
2414 writeLong(f, 0); // padding
2416 fwrite("", 1, 1, f); // GMON_TAG_TIME_HIST
2418 // figure out bucket size
2421 for (i=0; i<sampleNum; i++)
2433 int addressSpace=(max-min+1);
2435 static int const maxBuckets=256*1024; // maximum buckets.
2436 int length=addressSpace;
2437 if (length > maxBuckets)
2441 int *buckets=malloc(sizeof(int)*length);
2447 memset(buckets, 0, sizeof(int)*length);
2448 for (i=0; i<sampleNum;i++)
2450 u32 address=samples[i];
2451 long long a=address-min;
2452 long long b=length-1;
2453 long long c=addressSpace-1;
2454 int index=(a*b)/c; // danger!!!! int32 overflows
2458 // append binary memory gmon.out &profile_hist_hdr ((char*)&profile_hist_hdr + sizeof(struct gmon_hist_hdr))
2459 writeLong(f, min); // low_pc
2460 writeLong(f, max); // high_pc
2461 writeLong(f, length); // # of samples
2462 writeLong(f, 64000000); // 64MHz
2463 writeString(f, "seconds");
2464 for (i=0; i<(15-strlen("seconds")); i++)
2466 fwrite("", 1, 1, f); // padding
2468 writeString(f, "s");
2470 // append binary memory gmon.out profile_hist_data (profile_hist_data + profile_hist_hdr.hist_size)
2472 char *data=malloc(2*length);
2475 for (i=0; i<length;i++)
2484 data[i*2+1]=(val>>8)&0xff;
2487 fwrite(data, 1, length*2, f);
2497 /* profiling samples the CPU PC as quickly as OpenOCD is able, which will be used as a random sampling of PC */
2498 int handle_profile_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
2500 target_t *target = get_current_target(cmd_ctx);
2501 struct timeval timeout, now;
2503 gettimeofday(&timeout, NULL);
2506 return ERROR_COMMAND_SYNTAX_ERROR;
2509 timeval_add_time(&timeout, strtoul(args[0], &end, 0), 0);
2515 command_print(cmd_ctx, "Starting profiling. Halting and resuming the target as often as we can...");
2517 static const int maxSample=10000;
2518 u32 *samples=malloc(sizeof(u32)*maxSample);
2523 int retval=ERROR_OK;
2524 // hopefully it is safe to cache! We want to stop/restart as quickly as possible.
2525 reg_t *reg = register_get_by_name(target->reg_cache, "pc", 1);
2529 target_poll(target);
2530 if (target->state == TARGET_HALTED)
2532 u32 t=*((u32 *)reg->value);
2533 samples[numSamples++]=t;
2534 retval = target_resume(target, 1, 0, 0, 0); /* current pc, addr = 0, do not handle breakpoints, not debugging */
2535 target_poll(target);
2536 usleep(10*1000); // sleep 10ms, i.e. <100 samples/second.
2537 } else if (target->state == TARGET_RUNNING)
2539 // We want to quickly sample the PC.
2540 target_halt(target);
2543 command_print(cmd_ctx, "Target not halted or running");
2547 if (retval!=ERROR_OK)
2552 gettimeofday(&now, NULL);
2553 if ((numSamples>=maxSample) || ((now.tv_sec >= timeout.tv_sec) && (now.tv_usec >= timeout.tv_usec)))
2555 command_print(cmd_ctx, "Profiling completed. %d samples.", numSamples);
2556 target_poll(target);
2557 if (target->state == TARGET_HALTED)
2559 target_resume(target, 1, 0, 0, 0); /* current pc, addr = 0, do not handle breakpoints, not debugging */
2561 target_poll(target);
2562 writeGmon(samples, numSamples, args[1]);
2563 command_print(cmd_ctx, "Wrote %s", args[1]);
2572 static int new_int_array_element(Jim_Interp * interp, const char *varname, int idx, u32 val)
2575 Jim_Obj *nameObjPtr, *valObjPtr;
2578 namebuf = alloc_printf("%s(%d)", varname, idx);
2582 nameObjPtr = Jim_NewStringObj(interp, namebuf, -1);
2583 valObjPtr = Jim_NewIntObj(interp, val);
2584 if (!nameObjPtr || !valObjPtr)
2590 Jim_IncrRefCount(nameObjPtr);
2591 Jim_IncrRefCount(valObjPtr);
2592 result = Jim_SetVariable(interp, nameObjPtr, valObjPtr);
2593 Jim_DecrRefCount(interp, nameObjPtr);
2594 Jim_DecrRefCount(interp, valObjPtr);
2596 /* printf("%s(%d) <= 0%08x\n", varname, idx, val); */
2600 static int jim_mem2array(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
2603 command_context_t *context;
2610 const char *varname;
2612 int i, n, e, retval;
2614 /* argv[1] = name of array to receive the data
2615 * argv[2] = desired width
2616 * argv[3] = memory address
2617 * argv[4] = count of times to read
2620 Jim_WrongNumArgs(interp, 1, argv, "varname width addr nelems");
2623 varname = Jim_GetString(argv[1], &len);
2624 /* given "foo" get space for worse case "foo(%d)" .. add 20 */
2626 e = Jim_GetLong(interp, argv[2], &l);
2632 e = Jim_GetLong(interp, argv[3], &l);
2637 e = Jim_GetLong(interp, argv[4], &l);
2653 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
2654 Jim_AppendStrings( interp, Jim_GetResult(interp), "Invalid width param, must be 8/16/32", NULL );
2658 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
2659 Jim_AppendStrings(interp, Jim_GetResult(interp), "mem2array: zero width read?", NULL);
2662 if ((addr + (len * width)) < addr) {
2663 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
2664 Jim_AppendStrings(interp, Jim_GetResult(interp), "mem2array: addr + len - wraps to zero?", NULL);
2667 /* absurd transfer size? */
2669 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
2670 Jim_AppendStrings(interp, Jim_GetResult(interp), "mem2array: absurd > 64K item request", NULL);
2675 ((width == 2) && ((addr & 1) == 0)) ||
2676 ((width == 4) && ((addr & 3) == 0))) {
2680 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
2681 sprintf(buf, "mem2array address: 0x%08x is not aligned for %d byte reads", addr, width);
2682 Jim_AppendStrings(interp, Jim_GetResult(interp), buf , NULL);
2686 context = Jim_GetAssocData(interp, "context");
2687 if (context == NULL)
2689 LOG_ERROR("mem2array: no command context");
2692 target = get_current_target(context);
2695 LOG_ERROR("mem2array: no current target");
2706 /* Slurp... in buffer size chunks */
2708 count = len; /* in objects.. */
2709 if (count > (sizeof(buffer)/width)) {
2710 count = (sizeof(buffer)/width);
2713 retval = target->type->read_memory( target, addr, width, count, buffer );
2714 if (retval != ERROR_OK) {
2716 LOG_ERROR("mem2array: Read @ 0x%08x, w=%d, cnt=%d, failed", addr, width, count);
2717 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
2718 Jim_AppendStrings(interp, Jim_GetResult(interp), "mem2array: cannot read memory", NULL);
2722 v = 0; /* shut up gcc */
2723 for (i = 0 ;i < count ;i++, n++) {
2726 v = target_buffer_get_u32(target, &buffer[i*width]);
2729 v = target_buffer_get_u16(target, &buffer[i*width]);
2732 v = buffer[i] & 0x0ff;
2735 new_int_array_element(interp, varname, n, v);
2741 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
2746 static int get_int_array_element(Jim_Interp * interp, const char *varname, int idx, u32 *val)
2749 Jim_Obj *nameObjPtr, *valObjPtr;
2753 namebuf = alloc_printf("%s(%d)", varname, idx);
2757 nameObjPtr = Jim_NewStringObj(interp, namebuf, -1);
2764 Jim_IncrRefCount(nameObjPtr);
2765 valObjPtr = Jim_GetVariable(interp, nameObjPtr, JIM_ERRMSG);
2766 Jim_DecrRefCount(interp, nameObjPtr);
2768 if (valObjPtr == NULL)
2771 result = Jim_GetLong(interp, valObjPtr, &l);
2772 /* printf("%s(%d) => 0%08x\n", varname, idx, val); */
2777 static int jim_array2mem(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
2780 command_context_t *context;
2787 const char *varname;
2789 int i, n, e, retval;
2791 /* argv[1] = name of array to get the data
2792 * argv[2] = desired width
2793 * argv[3] = memory address
2794 * argv[4] = count to write
2797 Jim_WrongNumArgs(interp, 1, argv, "varname width addr nelems");
2800 varname = Jim_GetString(argv[1], &len);
2801 /* given "foo" get space for worse case "foo(%d)" .. add 20 */
2803 e = Jim_GetLong(interp, argv[2], &l);
2809 e = Jim_GetLong(interp, argv[3], &l);
2814 e = Jim_GetLong(interp, argv[4], &l);
2830 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
2831 Jim_AppendStrings( interp, Jim_GetResult(interp), "Invalid width param, must be 8/16/32", NULL );
2835 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
2836 Jim_AppendStrings(interp, Jim_GetResult(interp), "array2mem: zero width read?", NULL);
2839 if ((addr + (len * width)) < addr) {
2840 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
2841 Jim_AppendStrings(interp, Jim_GetResult(interp), "array2mem: addr + len - wraps to zero?", NULL);
2844 /* absurd transfer size? */
2846 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
2847 Jim_AppendStrings(interp, Jim_GetResult(interp), "array2mem: absurd > 64K item request", NULL);
2852 ((width == 2) && ((addr & 1) == 0)) ||
2853 ((width == 4) && ((addr & 3) == 0))) {
2857 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
2858 sprintf(buf, "array2mem address: 0x%08x is not aligned for %d byte reads", addr, width);
2859 Jim_AppendStrings(interp, Jim_GetResult(interp), buf , NULL);
2863 context = Jim_GetAssocData(interp, "context");
2864 if (context == NULL)
2866 LOG_ERROR("array2mem: no command context");
2869 target = get_current_target(context);
2872 LOG_ERROR("array2mem: no current target");
2883 /* Slurp... in buffer size chunks */
2885 count = len; /* in objects.. */
2886 if (count > (sizeof(buffer)/width)) {
2887 count = (sizeof(buffer)/width);
2890 v = 0; /* shut up gcc */
2891 for (i = 0 ;i < count ;i++, n++) {
2892 get_int_array_element(interp, varname, n, &v);
2895 target_buffer_set_u32(target, &buffer[i*width], v);
2898 target_buffer_set_u16(target, &buffer[i*width], v);
2901 buffer[i] = v & 0x0ff;
2907 retval = target->type->write_memory(target, addr, width, count, buffer);
2908 if (retval != ERROR_OK) {
2910 LOG_ERROR("array2mem: Write @ 0x%08x, w=%d, cnt=%d, failed", addr, width, count);
2911 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
2912 Jim_AppendStrings(interp, Jim_GetResult(interp), "mem2array: cannot read memory", NULL);
2918 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));