1 /***************************************************************************
2 * Copyright (C) 2005 by Dominic Rath *
3 * Dominic.Rath@gmx.de *
5 * Copyright (C) 2007-2009 Øyvind Harboe *
6 * oyvind.harboe@zylin.com *
8 * Copyright (C) 2008, Duane Ellis *
9 * openocd@duaneeellis.com *
11 * Copyright (C) 2008 by Spencer Oliver *
12 * spen@spen-soft.co.uk *
14 * Copyright (C) 2008 by Rick Altherr *
15 * kc8apf@kc8apf.net> *
17 * This program is free software; you can redistribute it and/or modify *
18 * it under the terms of the GNU General Public License as published by *
19 * the Free Software Foundation; either version 2 of the License, or *
20 * (at your option) any later version. *
22 * This program is distributed in the hope that it will be useful, *
23 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
24 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
25 * GNU General Public License for more details. *
27 * You should have received a copy of the GNU General Public License *
28 * along with this program; if not, write to the *
29 * Free Software Foundation, Inc., *
30 * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
31 ***************************************************************************/
37 #include "target_type.h"
38 #include "target_request.h"
39 #include "time_support.h"
46 static int handle_targets_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
48 static int handle_reg_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
49 static int handle_poll_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
50 static int handle_halt_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
51 static int handle_wait_halt_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
52 static int handle_reset_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
53 static int handle_soft_reset_halt_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
54 static int handle_resume_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
55 static int handle_step_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
56 static int handle_md_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
57 static int handle_mw_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
58 static int handle_load_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
59 static int handle_dump_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
60 static int handle_verify_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
61 static int handle_test_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
62 static int handle_bp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
63 static int handle_rbp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
64 static int handle_wp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
65 static int handle_rwp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
66 static int handle_virt2phys_command(command_context_t *cmd_ctx, char *cmd, char **args, int argc);
67 static int handle_profile_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
68 static int handle_fast_load_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
69 static int handle_fast_load_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
71 static int jim_array2mem(Jim_Interp *interp, int argc, Jim_Obj *const *argv);
72 static int jim_mcrmrc(Jim_Interp *interp, int argc, Jim_Obj *const *argv);
73 static int jim_mem2array(Jim_Interp *interp, int argc, Jim_Obj *const *argv);
74 static int jim_target(Jim_Interp *interp, int argc, Jim_Obj *const *argv);
76 static int target_array2mem(Jim_Interp *interp, target_t *target, int argc, Jim_Obj *const *argv);
77 static int target_mem2array(Jim_Interp *interp, target_t *target, int argc, Jim_Obj *const *argv);
80 extern target_type_t arm7tdmi_target;
81 extern target_type_t arm720t_target;
82 extern target_type_t arm9tdmi_target;
83 extern target_type_t arm920t_target;
84 extern target_type_t arm966e_target;
85 extern target_type_t arm926ejs_target;
86 extern target_type_t fa526_target;
87 extern target_type_t feroceon_target;
88 extern target_type_t dragonite_target;
89 extern target_type_t xscale_target;
90 extern target_type_t cortexm3_target;
91 extern target_type_t cortexa8_target;
92 extern target_type_t arm11_target;
93 extern target_type_t mips_m4k_target;
94 extern target_type_t avr_target;
96 target_type_t *target_types[] =
116 target_t *all_targets = NULL;
117 target_event_callback_t *target_event_callbacks = NULL;
118 target_timer_callback_t *target_timer_callbacks = NULL;
120 const Jim_Nvp nvp_assert[] = {
121 { .name = "assert", NVP_ASSERT },
122 { .name = "deassert", NVP_DEASSERT },
123 { .name = "T", NVP_ASSERT },
124 { .name = "F", NVP_DEASSERT },
125 { .name = "t", NVP_ASSERT },
126 { .name = "f", NVP_DEASSERT },
127 { .name = NULL, .value = -1 }
130 const Jim_Nvp nvp_error_target[] = {
131 { .value = ERROR_TARGET_INVALID, .name = "err-invalid" },
132 { .value = ERROR_TARGET_INIT_FAILED, .name = "err-init-failed" },
133 { .value = ERROR_TARGET_TIMEOUT, .name = "err-timeout" },
134 { .value = ERROR_TARGET_NOT_HALTED, .name = "err-not-halted" },
135 { .value = ERROR_TARGET_FAILURE, .name = "err-failure" },
136 { .value = ERROR_TARGET_UNALIGNED_ACCESS , .name = "err-unaligned-access" },
137 { .value = ERROR_TARGET_DATA_ABORT , .name = "err-data-abort" },
138 { .value = ERROR_TARGET_RESOURCE_NOT_AVAILABLE , .name = "err-resource-not-available" },
139 { .value = ERROR_TARGET_TRANSLATION_FAULT , .name = "err-translation-fault" },
140 { .value = ERROR_TARGET_NOT_RUNNING, .name = "err-not-running" },
141 { .value = ERROR_TARGET_NOT_EXAMINED, .name = "err-not-examined" },
142 { .value = -1, .name = NULL }
145 const char *target_strerror_safe(int err)
149 n = Jim_Nvp_value2name_simple(nvp_error_target, err);
150 if (n->name == NULL) {
157 static const Jim_Nvp nvp_target_event[] = {
158 { .value = TARGET_EVENT_OLD_gdb_program_config , .name = "old-gdb_program_config" },
159 { .value = TARGET_EVENT_OLD_pre_resume , .name = "old-pre_resume" },
161 { .value = TARGET_EVENT_GDB_HALT, .name = "gdb-halt" },
162 { .value = TARGET_EVENT_HALTED, .name = "halted" },
163 { .value = TARGET_EVENT_RESUMED, .name = "resumed" },
164 { .value = TARGET_EVENT_RESUME_START, .name = "resume-start" },
165 { .value = TARGET_EVENT_RESUME_END, .name = "resume-end" },
167 { .name = "gdb-start", .value = TARGET_EVENT_GDB_START },
168 { .name = "gdb-end", .value = TARGET_EVENT_GDB_END },
170 /* historical name */
172 { .value = TARGET_EVENT_RESET_START, .name = "reset-start" },
174 { .value = TARGET_EVENT_RESET_ASSERT_PRE, .name = "reset-assert-pre" },
175 { .value = TARGET_EVENT_RESET_ASSERT_POST, .name = "reset-assert-post" },
176 { .value = TARGET_EVENT_RESET_DEASSERT_PRE, .name = "reset-deassert-pre" },
177 { .value = TARGET_EVENT_RESET_DEASSERT_POST, .name = "reset-deassert-post" },
178 { .value = TARGET_EVENT_RESET_HALT_PRE, .name = "reset-halt-pre" },
179 { .value = TARGET_EVENT_RESET_HALT_POST, .name = "reset-halt-post" },
180 { .value = TARGET_EVENT_RESET_WAIT_PRE, .name = "reset-wait-pre" },
181 { .value = TARGET_EVENT_RESET_WAIT_POST, .name = "reset-wait-post" },
182 { .value = TARGET_EVENT_RESET_INIT , .name = "reset-init" },
183 { .value = TARGET_EVENT_RESET_END, .name = "reset-end" },
185 { .value = TARGET_EVENT_EXAMINE_START, .name = "examine-start" },
186 { .value = TARGET_EVENT_EXAMINE_END, .name = "examine-end" },
188 { .value = TARGET_EVENT_DEBUG_HALTED, .name = "debug-halted" },
189 { .value = TARGET_EVENT_DEBUG_RESUMED, .name = "debug-resumed" },
191 { .value = TARGET_EVENT_GDB_ATTACH, .name = "gdb-attach" },
192 { .value = TARGET_EVENT_GDB_DETACH, .name = "gdb-detach" },
194 { .value = TARGET_EVENT_GDB_FLASH_WRITE_START, .name = "gdb-flash-write-start" },
195 { .value = TARGET_EVENT_GDB_FLASH_WRITE_END , .name = "gdb-flash-write-end" },
197 { .value = TARGET_EVENT_GDB_FLASH_ERASE_START, .name = "gdb-flash-erase-start" },
198 { .value = TARGET_EVENT_GDB_FLASH_ERASE_END , .name = "gdb-flash-erase-end" },
200 { .value = TARGET_EVENT_RESUME_START, .name = "resume-start" },
201 { .value = TARGET_EVENT_RESUMED , .name = "resume-ok" },
202 { .value = TARGET_EVENT_RESUME_END , .name = "resume-end" },
204 { .name = NULL, .value = -1 }
207 const Jim_Nvp nvp_target_state[] = {
208 { .name = "unknown", .value = TARGET_UNKNOWN },
209 { .name = "running", .value = TARGET_RUNNING },
210 { .name = "halted", .value = TARGET_HALTED },
211 { .name = "reset", .value = TARGET_RESET },
212 { .name = "debug-running", .value = TARGET_DEBUG_RUNNING },
213 { .name = NULL, .value = -1 },
216 const Jim_Nvp nvp_target_debug_reason [] = {
217 { .name = "debug-request" , .value = DBG_REASON_DBGRQ },
218 { .name = "breakpoint" , .value = DBG_REASON_BREAKPOINT },
219 { .name = "watchpoint" , .value = DBG_REASON_WATCHPOINT },
220 { .name = "watchpoint-and-breakpoint", .value = DBG_REASON_WPTANDBKPT },
221 { .name = "single-step" , .value = DBG_REASON_SINGLESTEP },
222 { .name = "target-not-halted" , .value = DBG_REASON_NOTHALTED },
223 { .name = "undefined" , .value = DBG_REASON_UNDEFINED },
224 { .name = NULL, .value = -1 },
227 const Jim_Nvp nvp_target_endian[] = {
228 { .name = "big", .value = TARGET_BIG_ENDIAN },
229 { .name = "little", .value = TARGET_LITTLE_ENDIAN },
230 { .name = "be", .value = TARGET_BIG_ENDIAN },
231 { .name = "le", .value = TARGET_LITTLE_ENDIAN },
232 { .name = NULL, .value = -1 },
235 const Jim_Nvp nvp_reset_modes[] = {
236 { .name = "unknown", .value = RESET_UNKNOWN },
237 { .name = "run" , .value = RESET_RUN },
238 { .name = "halt" , .value = RESET_HALT },
239 { .name = "init" , .value = RESET_INIT },
240 { .name = NULL , .value = -1 },
244 target_state_name( target_t *t )
247 cp = Jim_Nvp_value2name_simple(nvp_target_state, t->state)->name;
249 LOG_ERROR("Invalid target state: %d", (int)(t->state));
250 cp = "(*BUG*unknown*BUG*)";
255 /* determine the number of the new target */
256 static int new_target_number(void)
261 /* number is 0 based */
265 if (x < t->target_number) {
266 x = t->target_number;
273 /* read a uint32_t from a buffer in target memory endianness */
274 uint32_t target_buffer_get_u32(target_t *target, const uint8_t *buffer)
276 if (target->endianness == TARGET_LITTLE_ENDIAN)
277 return le_to_h_u32(buffer);
279 return be_to_h_u32(buffer);
282 /* read a uint16_t from a buffer in target memory endianness */
283 uint16_t target_buffer_get_u16(target_t *target, const uint8_t *buffer)
285 if (target->endianness == TARGET_LITTLE_ENDIAN)
286 return le_to_h_u16(buffer);
288 return be_to_h_u16(buffer);
291 /* read a uint8_t from a buffer in target memory endianness */
292 uint8_t target_buffer_get_u8(target_t *target, const uint8_t *buffer)
294 return *buffer & 0x0ff;
297 /* write a uint32_t to a buffer in target memory endianness */
298 void target_buffer_set_u32(target_t *target, uint8_t *buffer, uint32_t value)
300 if (target->endianness == TARGET_LITTLE_ENDIAN)
301 h_u32_to_le(buffer, value);
303 h_u32_to_be(buffer, value);
306 /* write a uint16_t to a buffer in target memory endianness */
307 void target_buffer_set_u16(target_t *target, uint8_t *buffer, uint16_t value)
309 if (target->endianness == TARGET_LITTLE_ENDIAN)
310 h_u16_to_le(buffer, value);
312 h_u16_to_be(buffer, value);
315 /* write a uint8_t to a buffer in target memory endianness */
316 void target_buffer_set_u8(target_t *target, uint8_t *buffer, uint8_t value)
321 /* return a pointer to a configured target; id is name or number */
322 target_t *get_target(const char *id)
326 /* try as tcltarget name */
327 for (target = all_targets; target; target = target->next) {
328 if (target->cmd_name == NULL)
330 if (strcmp(id, target->cmd_name) == 0)
334 /* It's OK to remove this fallback sometime after August 2010 or so */
336 /* no match, try as number */
338 if (parse_uint(id, &num) != ERROR_OK)
341 for (target = all_targets; target; target = target->next) {
342 if (target->target_number == (int)num) {
343 LOG_WARNING("use '%s' as target identifier, not '%u'",
344 target->cmd_name, num);
352 /* returns a pointer to the n-th configured target */
353 static target_t *get_target_by_num(int num)
355 target_t *target = all_targets;
358 if (target->target_number == num) {
361 target = target->next;
367 target_t* get_current_target(command_context_t *cmd_ctx)
369 target_t *target = get_target_by_num(cmd_ctx->current_target);
373 LOG_ERROR("BUG: current_target out of bounds");
380 int target_poll(struct target_s *target)
384 /* We can't poll until after examine */
385 if (!target_was_examined(target))
387 /* Fail silently lest we pollute the log */
391 retval = target->type->poll(target);
392 if (retval != ERROR_OK)
395 if (target->halt_issued)
397 if (target->state == TARGET_HALTED)
399 target->halt_issued = false;
402 long long t = timeval_ms() - target->halt_issued_time;
405 target->halt_issued = false;
406 LOG_INFO("Halt timed out, wake up GDB.");
407 target_call_event_callbacks(target, TARGET_EVENT_GDB_HALT);
415 int target_halt(struct target_s *target)
418 /* We can't poll until after examine */
419 if (!target_was_examined(target))
421 LOG_ERROR("Target not examined yet");
425 retval = target->type->halt(target);
426 if (retval != ERROR_OK)
429 target->halt_issued = true;
430 target->halt_issued_time = timeval_ms();
435 int target_resume(struct target_s *target, int current, uint32_t address, int handle_breakpoints, int debug_execution)
439 /* We can't poll until after examine */
440 if (!target_was_examined(target))
442 LOG_ERROR("Target not examined yet");
446 /* note that resume *must* be asynchronous. The CPU can halt before we poll. The CPU can
447 * even halt at the current PC as a result of a software breakpoint being inserted by (a bug?)
450 if ((retval = target->type->resume(target, current, address, handle_breakpoints, debug_execution)) != ERROR_OK)
456 int target_process_reset(struct command_context_s *cmd_ctx, enum target_reset_mode reset_mode)
461 n = Jim_Nvp_value2name_simple(nvp_reset_modes, reset_mode);
462 if (n->name == NULL) {
463 LOG_ERROR("invalid reset mode");
467 /* disable polling during reset to make reset event scripts
468 * more predictable, i.e. dr/irscan & pathmove in events will
469 * not have JTAG operations injected into the middle of a sequence.
471 bool save_poll = jtag_poll_get_enabled();
473 jtag_poll_set_enabled(false);
475 sprintf(buf, "ocd_process_reset %s", n->name);
476 retval = Jim_Eval(interp, buf);
478 jtag_poll_set_enabled(save_poll);
480 if (retval != JIM_OK) {
481 Jim_PrintErrorMessage(interp);
485 /* We want any events to be processed before the prompt */
486 retval = target_call_timer_callbacks_now();
491 static int default_virt2phys(struct target_s *target, uint32_t virtual, uint32_t *physical)
497 static int default_mmu(struct target_s *target, int *enabled)
499 LOG_ERROR("Not implemented.");
503 static int default_has_mmu(struct target_s *target, bool *has_mmu)
509 static int default_examine(struct target_s *target)
511 target_set_examined(target);
515 int target_examine_one(struct target_s *target)
517 return target->type->examine(target);
520 static int jtag_enable_callback(enum jtag_event event, void *priv)
522 target_t *target = priv;
524 if (event != JTAG_TAP_EVENT_ENABLE || !target->tap->enabled)
527 jtag_unregister_event_callback(jtag_enable_callback, target);
528 return target_examine_one(target);
532 /* Targets that correctly implement init + examine, i.e.
533 * no communication with target during init:
537 int target_examine(void)
539 int retval = ERROR_OK;
542 for (target = all_targets; target; target = target->next)
544 /* defer examination, but don't skip it */
545 if (!target->tap->enabled) {
546 jtag_register_event_callback(jtag_enable_callback,
550 if ((retval = target_examine_one(target)) != ERROR_OK)
555 const char *target_get_name(struct target_s *target)
557 return target->type->name;
560 static int target_write_memory_imp(struct target_s *target, uint32_t address, uint32_t size, uint32_t count, uint8_t *buffer)
562 if (!target_was_examined(target))
564 LOG_ERROR("Target not examined yet");
567 return target->type->write_memory_imp(target, address, size, count, buffer);
570 static int target_read_memory_imp(struct target_s *target, uint32_t address, uint32_t size, uint32_t count, uint8_t *buffer)
572 if (!target_was_examined(target))
574 LOG_ERROR("Target not examined yet");
577 return target->type->read_memory_imp(target, address, size, count, buffer);
580 static int target_soft_reset_halt_imp(struct target_s *target)
582 if (!target_was_examined(target))
584 LOG_ERROR("Target not examined yet");
587 if (!target->type->soft_reset_halt_imp) {
588 LOG_ERROR("Target %s does not support soft_reset_halt",
592 return target->type->soft_reset_halt_imp(target);
595 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, uint32_t entry_point, uint32_t exit_point, int timeout_ms, void *arch_info)
597 if (!target_was_examined(target))
599 LOG_ERROR("Target not examined yet");
602 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);
605 int target_read_memory(struct target_s *target,
606 uint32_t address, uint32_t size, uint32_t count, uint8_t *buffer)
608 return target->type->read_memory(target, address, size, count, buffer);
611 int target_read_phys_memory(struct target_s *target,
612 uint32_t address, uint32_t size, uint32_t count, uint8_t *buffer)
614 return target->type->read_phys_memory(target, address, size, count, buffer);
617 int target_write_memory(struct target_s *target,
618 uint32_t address, uint32_t size, uint32_t count, uint8_t *buffer)
620 return target->type->write_memory(target, address, size, count, buffer);
623 int target_write_phys_memory(struct target_s *target,
624 uint32_t address, uint32_t size, uint32_t count, uint8_t *buffer)
626 return target->type->write_phys_memory(target, address, size, count, buffer);
629 int target_bulk_write_memory(struct target_s *target,
630 uint32_t address, uint32_t count, uint8_t *buffer)
632 return target->type->bulk_write_memory(target, address, count, buffer);
635 int target_add_breakpoint(struct target_s *target,
636 struct breakpoint_s *breakpoint)
638 return target->type->add_breakpoint(target, breakpoint);
640 int target_remove_breakpoint(struct target_s *target,
641 struct breakpoint_s *breakpoint)
643 return target->type->remove_breakpoint(target, breakpoint);
646 int target_add_watchpoint(struct target_s *target,
647 struct watchpoint_s *watchpoint)
649 return target->type->add_watchpoint(target, watchpoint);
651 int target_remove_watchpoint(struct target_s *target,
652 struct watchpoint_s *watchpoint)
654 return target->type->remove_watchpoint(target, watchpoint);
657 int target_get_gdb_reg_list(struct target_s *target,
658 struct reg_s **reg_list[], int *reg_list_size)
660 return target->type->get_gdb_reg_list(target, reg_list, reg_list_size);
662 int target_step(struct target_s *target,
663 int current, uint32_t address, int handle_breakpoints)
665 return target->type->step(target, current, address, handle_breakpoints);
669 int target_run_algorithm(struct target_s *target,
670 int num_mem_params, mem_param_t *mem_params,
671 int num_reg_params, reg_param_t *reg_param,
672 uint32_t entry_point, uint32_t exit_point,
673 int timeout_ms, void *arch_info)
675 return target->type->run_algorithm(target,
676 num_mem_params, mem_params, num_reg_params, reg_param,
677 entry_point, exit_point, timeout_ms, arch_info);
680 /// @returns @c true if the target has been examined.
681 bool target_was_examined(struct target_s *target)
683 return target->type->examined;
685 /// Sets the @c examined flag for the given target.
686 void target_set_examined(struct target_s *target)
688 target->type->examined = true;
690 // Reset the @c examined flag for the given target.
691 void target_reset_examined(struct target_s *target)
693 target->type->examined = false;
698 static int default_mrc(struct target_s *target, int cpnum, uint32_t op1, uint32_t op2, uint32_t CRn, uint32_t CRm, uint32_t *value)
700 LOG_ERROR("Not implemented");
704 static int default_mcr(struct target_s *target, int cpnum, uint32_t op1, uint32_t op2, uint32_t CRn, uint32_t CRm, uint32_t value)
706 LOG_ERROR("Not implemented");
710 static int arm_cp_check(struct target_s *target, int cpnum, uint32_t op1, uint32_t op2, uint32_t CRn, uint32_t CRm)
713 if (!target_was_examined(target))
715 LOG_ERROR("Target not examined yet");
719 if ((cpnum <0) || (cpnum > 15))
721 LOG_ERROR("Illegal co-processor %d", cpnum);
728 int target_mrc(struct target_s *target, int cpnum, uint32_t op1, uint32_t op2, uint32_t CRn, uint32_t CRm, uint32_t *value)
732 retval = arm_cp_check(target, cpnum, op1, op2, CRn, CRm);
733 if (retval != ERROR_OK)
736 return target->type->mrc(target, cpnum, op1, op2, CRn, CRm, value);
739 int target_mcr(struct target_s *target, int cpnum, uint32_t op1, uint32_t op2, uint32_t CRn, uint32_t CRm, uint32_t value)
743 retval = arm_cp_check(target, cpnum, op1, op2, CRn, CRm);
744 if (retval != ERROR_OK)
747 return target->type->mcr(target, cpnum, op1, op2, CRn, CRm, value);
750 static int default_read_phys_memory(struct target_s *target, uint32_t address, uint32_t size, uint32_t count, uint8_t *buffer)
754 retval = target->type->has_mmu(target, &mmu);
755 if (retval != ERROR_OK)
759 LOG_ERROR("Not implemented");
762 return target_read_memory(target, address, size, count, buffer);
765 static int default_write_phys_memory(struct target_s *target, uint32_t address, uint32_t size, uint32_t count, uint8_t *buffer)
769 retval = target->type->has_mmu(target, &mmu);
770 if (retval != ERROR_OK)
774 LOG_ERROR("Not implemented");
777 return target_write_memory(target, address, size, count, buffer);
781 int target_init(struct command_context_s *cmd_ctx)
783 target_t *target = all_targets;
788 target_reset_examined(target);
789 if (target->type->examine == NULL)
791 target->type->examine = default_examine;
794 if ((retval = target->type->init_target(cmd_ctx, target)) != ERROR_OK)
796 LOG_ERROR("target '%s' init failed", target_get_name(target));
800 /* Set up default functions if none are provided by target */
801 if (target->type->virt2phys == NULL)
803 target->type->virt2phys = default_virt2phys;
806 if (target->type->read_phys_memory == NULL)
808 target->type->read_phys_memory = default_read_phys_memory;
811 if (target->type->write_phys_memory == NULL)
813 target->type->write_phys_memory = default_write_phys_memory;
816 if (target->type->mcr == NULL)
818 target->type->mcr = default_mcr;
821 if (target->type->mrc == NULL)
823 target->type->mrc = default_mrc;
827 /* a non-invasive way(in terms of patches) to add some code that
828 * runs before the type->write/read_memory implementation
830 target->type->write_memory_imp = target->type->write_memory;
831 target->type->write_memory = target_write_memory_imp;
832 target->type->read_memory_imp = target->type->read_memory;
833 target->type->read_memory = target_read_memory_imp;
834 target->type->soft_reset_halt_imp = target->type->soft_reset_halt;
835 target->type->soft_reset_halt = target_soft_reset_halt_imp;
836 target->type->run_algorithm_imp = target->type->run_algorithm;
837 target->type->run_algorithm = target_run_algorithm_imp;
839 if (target->type->mmu == NULL)
841 target->type->mmu = default_mmu;
843 if (target->type->has_mmu == NULL)
845 target->type->has_mmu = default_has_mmu;
847 target = target->next;
852 if ((retval = target_register_user_commands(cmd_ctx)) != ERROR_OK)
854 if ((retval = target_register_timer_callback(handle_target, 100, 1, NULL)) != ERROR_OK)
861 int target_register_event_callback(int (*callback)(struct target_s *target, enum target_event event, void *priv), void *priv)
863 target_event_callback_t **callbacks_p = &target_event_callbacks;
865 if (callback == NULL)
867 return ERROR_INVALID_ARGUMENTS;
872 while ((*callbacks_p)->next)
873 callbacks_p = &((*callbacks_p)->next);
874 callbacks_p = &((*callbacks_p)->next);
877 (*callbacks_p) = malloc(sizeof(target_event_callback_t));
878 (*callbacks_p)->callback = callback;
879 (*callbacks_p)->priv = priv;
880 (*callbacks_p)->next = NULL;
885 int target_register_timer_callback(int (*callback)(void *priv), int time_ms, int periodic, void *priv)
887 target_timer_callback_t **callbacks_p = &target_timer_callbacks;
890 if (callback == NULL)
892 return ERROR_INVALID_ARGUMENTS;
897 while ((*callbacks_p)->next)
898 callbacks_p = &((*callbacks_p)->next);
899 callbacks_p = &((*callbacks_p)->next);
902 (*callbacks_p) = malloc(sizeof(target_timer_callback_t));
903 (*callbacks_p)->callback = callback;
904 (*callbacks_p)->periodic = periodic;
905 (*callbacks_p)->time_ms = time_ms;
907 gettimeofday(&now, NULL);
908 (*callbacks_p)->when.tv_usec = now.tv_usec + (time_ms % 1000) * 1000;
909 time_ms -= (time_ms % 1000);
910 (*callbacks_p)->when.tv_sec = now.tv_sec + (time_ms / 1000);
911 if ((*callbacks_p)->when.tv_usec > 1000000)
913 (*callbacks_p)->when.tv_usec = (*callbacks_p)->when.tv_usec - 1000000;
914 (*callbacks_p)->when.tv_sec += 1;
917 (*callbacks_p)->priv = priv;
918 (*callbacks_p)->next = NULL;
923 int target_unregister_event_callback(int (*callback)(struct target_s *target, enum target_event event, void *priv), void *priv)
925 target_event_callback_t **p = &target_event_callbacks;
926 target_event_callback_t *c = target_event_callbacks;
928 if (callback == NULL)
930 return ERROR_INVALID_ARGUMENTS;
935 target_event_callback_t *next = c->next;
936 if ((c->callback == callback) && (c->priv == priv))
950 int target_unregister_timer_callback(int (*callback)(void *priv), void *priv)
952 target_timer_callback_t **p = &target_timer_callbacks;
953 target_timer_callback_t *c = target_timer_callbacks;
955 if (callback == NULL)
957 return ERROR_INVALID_ARGUMENTS;
962 target_timer_callback_t *next = c->next;
963 if ((c->callback == callback) && (c->priv == priv))
977 int target_call_event_callbacks(target_t *target, enum target_event event)
979 target_event_callback_t *callback = target_event_callbacks;
980 target_event_callback_t *next_callback;
982 if (event == TARGET_EVENT_HALTED)
984 /* execute early halted first */
985 target_call_event_callbacks(target, TARGET_EVENT_GDB_HALT);
988 LOG_DEBUG("target event %i (%s)",
990 Jim_Nvp_value2name_simple(nvp_target_event, event)->name);
992 target_handle_event(target, event);
996 next_callback = callback->next;
997 callback->callback(target, event, callback->priv);
998 callback = next_callback;
1004 static int target_timer_callback_periodic_restart(
1005 target_timer_callback_t *cb, struct timeval *now)
1007 int time_ms = cb->time_ms;
1008 cb->when.tv_usec = now->tv_usec + (time_ms % 1000) * 1000;
1009 time_ms -= (time_ms % 1000);
1010 cb->when.tv_sec = now->tv_sec + time_ms / 1000;
1011 if (cb->when.tv_usec > 1000000)
1013 cb->when.tv_usec = cb->when.tv_usec - 1000000;
1014 cb->when.tv_sec += 1;
1019 static int target_call_timer_callback(target_timer_callback_t *cb,
1020 struct timeval *now)
1022 cb->callback(cb->priv);
1025 return target_timer_callback_periodic_restart(cb, now);
1027 return target_unregister_timer_callback(cb->callback, cb->priv);
1030 static int target_call_timer_callbacks_check_time(int checktime)
1035 gettimeofday(&now, NULL);
1037 target_timer_callback_t *callback = target_timer_callbacks;
1040 // cleaning up may unregister and free this callback
1041 target_timer_callback_t *next_callback = callback->next;
1043 bool call_it = callback->callback &&
1044 ((!checktime && callback->periodic) ||
1045 now.tv_sec > callback->when.tv_sec ||
1046 (now.tv_sec == callback->when.tv_sec &&
1047 now.tv_usec >= callback->when.tv_usec));
1051 int retval = target_call_timer_callback(callback, &now);
1052 if (retval != ERROR_OK)
1056 callback = next_callback;
1062 int target_call_timer_callbacks(void)
1064 return target_call_timer_callbacks_check_time(1);
1067 /* invoke periodic callbacks immediately */
1068 int target_call_timer_callbacks_now(void)
1070 return target_call_timer_callbacks_check_time(0);
1073 int target_alloc_working_area(struct target_s *target, uint32_t size, working_area_t **area)
1075 working_area_t *c = target->working_areas;
1076 working_area_t *new_wa = NULL;
1078 /* Reevaluate working area address based on MMU state*/
1079 if (target->working_areas == NULL)
1083 retval = target->type->mmu(target, &enabled);
1084 if (retval != ERROR_OK)
1091 if (target->working_area_phys_spec)
1093 LOG_DEBUG("MMU disabled, using physical address for working memory 0x%08x", (unsigned)target->working_area_phys);
1094 target->working_area = target->working_area_phys;
1097 LOG_ERROR("No working memory available. Specify -work-area-phys to target.");
1098 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE;
1102 if (target->working_area_virt_spec)
1104 LOG_DEBUG("MMU enabled, using virtual address for working memory 0x%08x", (unsigned)target->working_area_virt);
1105 target->working_area = target->working_area_virt;
1108 LOG_ERROR("No working memory available. Specify -work-area-virt to target.");
1109 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE;
1114 /* only allocate multiples of 4 byte */
1117 LOG_ERROR("BUG: code tried to allocate unaligned number of bytes (0x%08x), padding", ((unsigned)(size)));
1118 size = (size + 3) & (~3);
1121 /* see if there's already a matching working area */
1124 if ((c->free) && (c->size == size))
1132 /* if not, allocate a new one */
1135 working_area_t **p = &target->working_areas;
1136 uint32_t first_free = target->working_area;
1137 uint32_t free_size = target->working_area_size;
1139 c = target->working_areas;
1142 first_free += c->size;
1143 free_size -= c->size;
1148 if (free_size < size)
1150 LOG_WARNING("not enough working area available(requested %u, free %u)",
1151 (unsigned)(size), (unsigned)(free_size));
1152 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE;
1155 LOG_DEBUG("allocated new working area at address 0x%08x", (unsigned)first_free);
1157 new_wa = malloc(sizeof(working_area_t));
1158 new_wa->next = NULL;
1159 new_wa->size = size;
1160 new_wa->address = first_free;
1162 if (target->backup_working_area)
1165 new_wa->backup = malloc(new_wa->size);
1166 if ((retval = target_read_memory(target, new_wa->address, 4, new_wa->size / 4, new_wa->backup)) != ERROR_OK)
1168 free(new_wa->backup);
1175 new_wa->backup = NULL;
1178 /* put new entry in list */
1182 /* mark as used, and return the new (reused) area */
1187 new_wa->user = area;
1192 int target_free_working_area_restore(struct target_s *target, working_area_t *area, int restore)
1197 if (restore && target->backup_working_area)
1200 if ((retval = target_write_memory(target, area->address, 4, area->size / 4, area->backup)) != ERROR_OK)
1206 /* mark user pointer invalid */
1213 int target_free_working_area(struct target_s *target, working_area_t *area)
1215 return target_free_working_area_restore(target, area, 1);
1218 /* free resources and restore memory, if restoring memory fails,
1219 * free up resources anyway
1221 void target_free_all_working_areas_restore(struct target_s *target, int restore)
1223 working_area_t *c = target->working_areas;
1227 working_area_t *next = c->next;
1228 target_free_working_area_restore(target, c, restore);
1238 target->working_areas = NULL;
1241 void target_free_all_working_areas(struct target_s *target)
1243 target_free_all_working_areas_restore(target, 1);
1246 int target_register_commands(struct command_context_s *cmd_ctx)
1249 register_command(cmd_ctx, NULL, "targets", handle_targets_command, COMMAND_EXEC, "change the current command line target (one parameter) or lists targets (with no parameter)");
1254 register_jim(cmd_ctx, "target", jim_target, "configure target");
1259 int target_arch_state(struct target_s *target)
1264 LOG_USER("No target has been configured");
1268 LOG_USER("target state: %s", target_state_name( target ));
1270 if (target->state != TARGET_HALTED)
1273 retval = target->type->arch_state(target);
1277 /* Single aligned words are guaranteed to use 16 or 32 bit access
1278 * mode respectively, otherwise data is handled as quickly as
1281 int target_write_buffer(struct target_s *target, uint32_t address, uint32_t size, uint8_t *buffer)
1284 LOG_DEBUG("writing buffer of %i byte at 0x%8.8x",
1285 (int)size, (unsigned)address);
1287 if (!target_was_examined(target))
1289 LOG_ERROR("Target not examined yet");
1297 if ((address + size - 1) < address)
1299 /* GDB can request this when e.g. PC is 0xfffffffc*/
1300 LOG_ERROR("address + size wrapped(0x%08x, 0x%08x)",
1306 if (((address % 2) == 0) && (size == 2))
1308 return target_write_memory(target, address, 2, 1, buffer);
1311 /* handle unaligned head bytes */
1314 uint32_t unaligned = 4 - (address % 4);
1316 if (unaligned > size)
1319 if ((retval = target_write_memory(target, address, 1, unaligned, buffer)) != ERROR_OK)
1322 buffer += unaligned;
1323 address += unaligned;
1327 /* handle aligned words */
1330 int aligned = size - (size % 4);
1332 /* use bulk writes above a certain limit. This may have to be changed */
1335 if ((retval = target->type->bulk_write_memory(target, address, aligned / 4, buffer)) != ERROR_OK)
1340 if ((retval = target_write_memory(target, address, 4, aligned / 4, buffer)) != ERROR_OK)
1349 /* handle tail writes of less than 4 bytes */
1352 if ((retval = target_write_memory(target, address, 1, size, buffer)) != ERROR_OK)
1359 /* Single aligned words are guaranteed to use 16 or 32 bit access
1360 * mode respectively, otherwise data is handled as quickly as
1363 int target_read_buffer(struct target_s *target, uint32_t address, uint32_t size, uint8_t *buffer)
1366 LOG_DEBUG("reading buffer of %i byte at 0x%8.8x",
1367 (int)size, (unsigned)address);
1369 if (!target_was_examined(target))
1371 LOG_ERROR("Target not examined yet");
1379 if ((address + size - 1) < address)
1381 /* GDB can request this when e.g. PC is 0xfffffffc*/
1382 LOG_ERROR("address + size wrapped(0x%08" PRIx32 ", 0x%08" PRIx32 ")",
1388 if (((address % 2) == 0) && (size == 2))
1390 return target_read_memory(target, address, 2, 1, buffer);
1393 /* handle unaligned head bytes */
1396 uint32_t unaligned = 4 - (address % 4);
1398 if (unaligned > size)
1401 if ((retval = target_read_memory(target, address, 1, unaligned, buffer)) != ERROR_OK)
1404 buffer += unaligned;
1405 address += unaligned;
1409 /* handle aligned words */
1412 int aligned = size - (size % 4);
1414 if ((retval = target_read_memory(target, address, 4, aligned / 4, buffer)) != ERROR_OK)
1422 /*prevent byte access when possible (avoid AHB access limitations in some cases)*/
1425 int aligned = size - (size%2);
1426 retval = target_read_memory(target, address, 2, aligned / 2, buffer);
1427 if (retval != ERROR_OK)
1434 /* handle tail writes of less than 4 bytes */
1437 if ((retval = target_read_memory(target, address, 1, size, buffer)) != ERROR_OK)
1444 int target_checksum_memory(struct target_s *target, uint32_t address, uint32_t size, uint32_t* crc)
1449 uint32_t checksum = 0;
1450 if (!target_was_examined(target))
1452 LOG_ERROR("Target not examined yet");
1456 if ((retval = target->type->checksum_memory(target, address,
1457 size, &checksum)) != ERROR_OK)
1459 buffer = malloc(size);
1462 LOG_ERROR("error allocating buffer for section (%d bytes)", (int)size);
1463 return ERROR_INVALID_ARGUMENTS;
1465 retval = target_read_buffer(target, address, size, buffer);
1466 if (retval != ERROR_OK)
1472 /* convert to target endianess */
1473 for (i = 0; i < (size/sizeof(uint32_t)); i++)
1475 uint32_t target_data;
1476 target_data = target_buffer_get_u32(target, &buffer[i*sizeof(uint32_t)]);
1477 target_buffer_set_u32(target, &buffer[i*sizeof(uint32_t)], target_data);
1480 retval = image_calculate_checksum(buffer, size, &checksum);
1489 int target_blank_check_memory(struct target_s *target, uint32_t address, uint32_t size, uint32_t* blank)
1492 if (!target_was_examined(target))
1494 LOG_ERROR("Target not examined yet");
1498 if (target->type->blank_check_memory == 0)
1499 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE;
1501 retval = target->type->blank_check_memory(target, address, size, blank);
1506 int target_read_u32(struct target_s *target, uint32_t address, uint32_t *value)
1508 uint8_t value_buf[4];
1509 if (!target_was_examined(target))
1511 LOG_ERROR("Target not examined yet");
1515 int retval = target_read_memory(target, address, 4, 1, value_buf);
1517 if (retval == ERROR_OK)
1519 *value = target_buffer_get_u32(target, value_buf);
1520 LOG_DEBUG("address: 0x%8.8" PRIx32 ", value: 0x%8.8" PRIx32 "",
1527 LOG_DEBUG("address: 0x%8.8" PRIx32 " failed",
1534 int target_read_u16(struct target_s *target, uint32_t address, uint16_t *value)
1536 uint8_t value_buf[2];
1537 if (!target_was_examined(target))
1539 LOG_ERROR("Target not examined yet");
1543 int retval = target_read_memory(target, address, 2, 1, value_buf);
1545 if (retval == ERROR_OK)
1547 *value = target_buffer_get_u16(target, value_buf);
1548 LOG_DEBUG("address: 0x%8.8" PRIx32 ", value: 0x%4.4x",
1555 LOG_DEBUG("address: 0x%8.8" PRIx32 " failed",
1562 int target_read_u8(struct target_s *target, uint32_t address, uint8_t *value)
1564 int retval = target_read_memory(target, address, 1, 1, value);
1565 if (!target_was_examined(target))
1567 LOG_ERROR("Target not examined yet");
1571 if (retval == ERROR_OK)
1573 LOG_DEBUG("address: 0x%8.8" PRIx32 ", value: 0x%2.2x",
1580 LOG_DEBUG("address: 0x%8.8" PRIx32 " failed",
1587 int target_write_u32(struct target_s *target, uint32_t address, uint32_t value)
1590 uint8_t value_buf[4];
1591 if (!target_was_examined(target))
1593 LOG_ERROR("Target not examined yet");
1597 LOG_DEBUG("address: 0x%8.8" PRIx32 ", value: 0x%8.8" PRIx32 "",
1601 target_buffer_set_u32(target, value_buf, value);
1602 if ((retval = target_write_memory(target, address, 4, 1, value_buf)) != ERROR_OK)
1604 LOG_DEBUG("failed: %i", retval);
1610 int target_write_u16(struct target_s *target, uint32_t address, uint16_t value)
1613 uint8_t value_buf[2];
1614 if (!target_was_examined(target))
1616 LOG_ERROR("Target not examined yet");
1620 LOG_DEBUG("address: 0x%8.8" PRIx32 ", value: 0x%8.8x",
1624 target_buffer_set_u16(target, value_buf, value);
1625 if ((retval = target_write_memory(target, address, 2, 1, value_buf)) != ERROR_OK)
1627 LOG_DEBUG("failed: %i", retval);
1633 int target_write_u8(struct target_s *target, uint32_t address, uint8_t value)
1636 if (!target_was_examined(target))
1638 LOG_ERROR("Target not examined yet");
1642 LOG_DEBUG("address: 0x%8.8" PRIx32 ", value: 0x%2.2x",
1645 if ((retval = target_write_memory(target, address, 1, 1, &value)) != ERROR_OK)
1647 LOG_DEBUG("failed: %i", retval);
1653 int target_register_user_commands(struct command_context_s *cmd_ctx)
1655 int retval = ERROR_OK;
1658 /* script procedures */
1659 register_command(cmd_ctx, NULL, "profile", handle_profile_command, COMMAND_EXEC, "profiling samples the CPU PC");
1660 register_jim(cmd_ctx, "ocd_mem2array", jim_mem2array, "read memory and return as a TCL array for script processing <ARRAYNAME> <WIDTH = 32/16/8> <ADDRESS> <COUNT>");
1661 register_jim(cmd_ctx, "ocd_array2mem", jim_array2mem, "convert a TCL array to memory locations and write the values <ARRAYNAME> <WIDTH = 32/16/8> <ADDRESS> <COUNT>");
1663 register_jim(cmd_ctx, "mrc", jim_mcrmrc, "read coprocessor <cpnum> <op1> <op2> <CRn> <CRm>");
1664 register_jim(cmd_ctx, "mcr", jim_mcrmrc, "write coprocessor <cpnum> <op1> <op2> <CRn> <CRm> <value>");
1666 register_command(cmd_ctx, NULL, "fast_load_image", handle_fast_load_image_command, COMMAND_ANY,
1667 "same args as load_image, image stored in memory - mainly for profiling purposes");
1669 register_command(cmd_ctx, NULL, "fast_load", handle_fast_load_command, COMMAND_ANY,
1670 "loads active fast load image to current target - mainly for profiling purposes");
1673 register_command(cmd_ctx, NULL, "virt2phys", handle_virt2phys_command, COMMAND_ANY, "translate a virtual address into a physical address");
1674 register_command(cmd_ctx, NULL, "reg", handle_reg_command, COMMAND_EXEC, "display or set a register");
1675 register_command(cmd_ctx, NULL, "poll", handle_poll_command, COMMAND_EXEC, "poll target state");
1676 register_command(cmd_ctx, NULL, "wait_halt", handle_wait_halt_command, COMMAND_EXEC, "wait for target halt [time (s)]");
1677 register_command(cmd_ctx, NULL, "halt", handle_halt_command, COMMAND_EXEC, "halt target");
1678 register_command(cmd_ctx, NULL, "resume", handle_resume_command, COMMAND_EXEC, "resume target [addr]");
1679 register_command(cmd_ctx, NULL, "step", handle_step_command, COMMAND_EXEC, "step one instruction from current PC or [addr]");
1680 register_command(cmd_ctx, NULL, "reset", handle_reset_command, COMMAND_EXEC, "reset target [run | halt | init] - default is run");
1681 register_command(cmd_ctx, NULL, "soft_reset_halt", handle_soft_reset_halt_command, COMMAND_EXEC, "halt the target and do a soft reset");
1683 register_command(cmd_ctx, NULL, "mdw", handle_md_command, COMMAND_EXEC, "display memory words [phys] <addr> [count]");
1684 register_command(cmd_ctx, NULL, "mdh", handle_md_command, COMMAND_EXEC, "display memory half-words [phys] <addr> [count]");
1685 register_command(cmd_ctx, NULL, "mdb", handle_md_command, COMMAND_EXEC, "display memory bytes [phys] <addr> [count]");
1687 register_command(cmd_ctx, NULL, "mww", handle_mw_command, COMMAND_EXEC, "write memory word [phys] <addr> <value> [count]");
1688 register_command(cmd_ctx, NULL, "mwh", handle_mw_command, COMMAND_EXEC, "write memory half-word [phys] <addr> <value> [count]");
1689 register_command(cmd_ctx, NULL, "mwb", handle_mw_command, COMMAND_EXEC, "write memory byte [phys] <addr> <value> [count]");
1691 register_command(cmd_ctx, NULL, "bp",
1692 handle_bp_command, COMMAND_EXEC,
1693 "list or set breakpoint [<address> <length> [hw]]");
1694 register_command(cmd_ctx, NULL, "rbp",
1695 handle_rbp_command, COMMAND_EXEC,
1696 "remove breakpoint <address>");
1697 register_command(cmd_ctx, NULL, "wp",
1698 handle_wp_command, COMMAND_EXEC,
1699 "list or set watchpoint "
1700 "[<address> <length> <r/w/a> [value] [mask]]");
1701 register_command(cmd_ctx, NULL, "rwp",
1702 handle_rwp_command, COMMAND_EXEC,
1703 "remove watchpoint <address>");
1705 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]");
1706 register_command(cmd_ctx, NULL, "dump_image", handle_dump_image_command, COMMAND_EXEC, "dump_image <file> <address> <size>");
1707 register_command(cmd_ctx, NULL, "verify_image", handle_verify_image_command, COMMAND_EXEC, "verify_image <file> [offset] [type]");
1708 register_command(cmd_ctx, NULL, "test_image", handle_test_image_command, COMMAND_EXEC, "test_image <file> [offset] [type]");
1710 if ((retval = target_request_register_commands(cmd_ctx)) != ERROR_OK)
1712 if ((retval = trace_register_commands(cmd_ctx)) != ERROR_OK)
1718 static int handle_targets_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1720 target_t *target = all_targets;
1724 target = get_target(args[0]);
1725 if (target == NULL) {
1726 command_print(cmd_ctx,"Target: %s is unknown, try one of:\n", args[0]);
1729 if (!target->tap->enabled) {
1730 command_print(cmd_ctx,"Target: TAP %s is disabled, "
1731 "can't be the current target\n",
1732 target->tap->dotted_name);
1736 cmd_ctx->current_target = target->target_number;
1741 target = all_targets;
1742 command_print(cmd_ctx, " TargetName Type Endian TapName State ");
1743 command_print(cmd_ctx, "-- ------------------ ---------- ------ ------------------ ------------");
1749 if (target->tap->enabled)
1750 state = target_state_name( target );
1752 state = "tap-disabled";
1754 if (cmd_ctx->current_target == target->target_number)
1757 /* keep columns lined up to match the headers above */
1758 command_print(cmd_ctx, "%2d%c %-18s %-10s %-6s %-18s %s",
1759 target->target_number,
1762 target_get_name(target),
1763 Jim_Nvp_value2name_simple(nvp_target_endian,
1764 target->endianness)->name,
1765 target->tap->dotted_name,
1767 target = target->next;
1773 /* every 300ms we check for reset & powerdropout and issue a "reset halt" if so. */
1775 static int powerDropout;
1776 static int srstAsserted;
1778 static int runPowerRestore;
1779 static int runPowerDropout;
1780 static int runSrstAsserted;
1781 static int runSrstDeasserted;
1783 static int sense_handler(void)
1785 static int prevSrstAsserted = 0;
1786 static int prevPowerdropout = 0;
1789 if ((retval = jtag_power_dropout(&powerDropout)) != ERROR_OK)
1793 powerRestored = prevPowerdropout && !powerDropout;
1796 runPowerRestore = 1;
1799 long long current = timeval_ms();
1800 static long long lastPower = 0;
1801 int waitMore = lastPower + 2000 > current;
1802 if (powerDropout && !waitMore)
1804 runPowerDropout = 1;
1805 lastPower = current;
1808 if ((retval = jtag_srst_asserted(&srstAsserted)) != ERROR_OK)
1812 srstDeasserted = prevSrstAsserted && !srstAsserted;
1814 static long long lastSrst = 0;
1815 waitMore = lastSrst + 2000 > current;
1816 if (srstDeasserted && !waitMore)
1818 runSrstDeasserted = 1;
1822 if (!prevSrstAsserted && srstAsserted)
1824 runSrstAsserted = 1;
1827 prevSrstAsserted = srstAsserted;
1828 prevPowerdropout = powerDropout;
1830 if (srstDeasserted || powerRestored)
1832 /* Other than logging the event we can't do anything here.
1833 * Issuing a reset is a particularly bad idea as we might
1834 * be inside a reset already.
1841 static void target_call_event_callbacks_all(enum target_event e) {
1843 target = all_targets;
1845 target_call_event_callbacks(target, e);
1846 target = target->next;
1850 /* process target state changes */
1851 int handle_target(void *priv)
1853 int retval = ERROR_OK;
1855 /* we do not want to recurse here... */
1856 static int recursive = 0;
1861 /* danger! running these procedures can trigger srst assertions and power dropouts.
1862 * We need to avoid an infinite loop/recursion here and we do that by
1863 * clearing the flags after running these events.
1865 int did_something = 0;
1866 if (runSrstAsserted)
1868 target_call_event_callbacks_all(TARGET_EVENT_GDB_HALT);
1869 Jim_Eval(interp, "srst_asserted");
1872 if (runSrstDeasserted)
1874 Jim_Eval(interp, "srst_deasserted");
1877 if (runPowerDropout)
1879 target_call_event_callbacks_all(TARGET_EVENT_GDB_HALT);
1880 Jim_Eval(interp, "power_dropout");
1883 if (runPowerRestore)
1885 Jim_Eval(interp, "power_restore");
1891 /* clear detect flags */
1895 /* clear action flags */
1897 runSrstAsserted = 0;
1898 runSrstDeasserted = 0;
1899 runPowerRestore = 0;
1900 runPowerDropout = 0;
1905 /* Poll targets for state changes unless that's globally disabled.
1906 * Skip targets that are currently disabled.
1908 for (target_t *target = all_targets;
1909 is_jtag_poll_safe() && target;
1910 target = target->next)
1912 if (!target->tap->enabled)
1915 /* only poll target if we've got power and srst isn't asserted */
1916 if (!powerDropout && !srstAsserted)
1918 /* polling may fail silently until the target has been examined */
1919 if ((retval = target_poll(target)) != ERROR_OK)
1921 target_call_event_callbacks(target, TARGET_EVENT_GDB_HALT);
1930 static int handle_reg_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1939 target = get_current_target(cmd_ctx);
1941 /* list all available registers for the current target */
1944 reg_cache_t *cache = target->reg_cache;
1951 command_print(cmd_ctx, "===== %s", cache->name);
1953 for (i = 0, reg = cache->reg_list;
1954 i < cache->num_regs;
1955 i++, reg++, count++)
1957 /* only print cached values if they are valid */
1959 value = buf_to_str(reg->value,
1961 command_print(cmd_ctx,
1962 "(%i) %s (/%" PRIu32 "): 0x%s%s",
1970 command_print(cmd_ctx, "(%i) %s (/%" PRIu32 ")",
1975 cache = cache->next;
1981 /* access a single register by its ordinal number */
1982 if ((args[0][0] >= '0') && (args[0][0] <= '9'))
1985 int retval = parse_uint(args[0], &num);
1986 if (ERROR_OK != retval)
1987 return ERROR_COMMAND_SYNTAX_ERROR;
1989 reg_cache_t *cache = target->reg_cache;
1994 for (i = 0; i < cache->num_regs; i++)
1996 if (count++ == (int)num)
1998 reg = &cache->reg_list[i];
2004 cache = cache->next;
2009 command_print(cmd_ctx, "%i is out of bounds, the current target has only %i registers (0 - %i)", num, count, count - 1);
2012 } else /* access a single register by its name */
2014 reg = register_get_by_name(target->reg_cache, args[0], 1);
2018 command_print(cmd_ctx, "register %s not found in current target", args[0]);
2023 /* display a register */
2024 if ((argc == 1) || ((argc == 2) && !((args[1][0] >= '0') && (args[1][0] <= '9'))))
2026 if ((argc == 2) && (strcmp(args[1], "force") == 0))
2029 if (reg->valid == 0)
2031 reg_arch_type_t *arch_type = register_get_arch_type(reg->arch_type);
2032 arch_type->get(reg);
2034 value = buf_to_str(reg->value, reg->size, 16);
2035 command_print(cmd_ctx, "%s (/%i): 0x%s", reg->name, (int)(reg->size), value);
2040 /* set register value */
2043 uint8_t *buf = malloc(CEIL(reg->size, 8));
2044 str_to_buf(args[1], strlen(args[1]), buf, reg->size, 0);
2046 reg_arch_type_t *arch_type = register_get_arch_type(reg->arch_type);
2047 arch_type->set(reg, buf);
2049 value = buf_to_str(reg->value, reg->size, 16);
2050 command_print(cmd_ctx, "%s (/%i): 0x%s", reg->name, (int)(reg->size), value);
2058 command_print(cmd_ctx, "usage: reg <#|name> [value]");
2063 static int handle_poll_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
2065 int retval = ERROR_OK;
2066 target_t *target = get_current_target(cmd_ctx);
2070 command_print(cmd_ctx, "background polling: %s",
2071 jtag_poll_get_enabled() ? "on" : "off");
2072 command_print(cmd_ctx, "TAP: %s (%s)",
2073 target->tap->dotted_name,
2074 target->tap->enabled ? "enabled" : "disabled");
2075 if (!target->tap->enabled)
2077 if ((retval = target_poll(target)) != ERROR_OK)
2079 if ((retval = target_arch_state(target)) != ERROR_OK)
2085 if (strcmp(args[0], "on") == 0)
2087 jtag_poll_set_enabled(true);
2089 else if (strcmp(args[0], "off") == 0)
2091 jtag_poll_set_enabled(false);
2095 command_print(cmd_ctx, "arg is \"on\" or \"off\"");
2099 return ERROR_COMMAND_SYNTAX_ERROR;
2105 static int handle_wait_halt_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
2108 return ERROR_COMMAND_SYNTAX_ERROR;
2113 int retval = parse_uint(args[0], &ms);
2114 if (ERROR_OK != retval)
2116 command_print(cmd_ctx, "usage: %s [seconds]", cmd);
2117 return ERROR_COMMAND_SYNTAX_ERROR;
2119 // convert seconds (given) to milliseconds (needed)
2123 target_t *target = get_current_target(cmd_ctx);
2124 return target_wait_state(target, TARGET_HALTED, ms);
2127 /* wait for target state to change. The trick here is to have a low
2128 * latency for short waits and not to suck up all the CPU time
2131 * After 500ms, keep_alive() is invoked
2133 int target_wait_state(target_t *target, enum target_state state, int ms)
2136 long long then = 0, cur;
2141 if ((retval = target_poll(target)) != ERROR_OK)
2143 if (target->state == state)
2151 then = timeval_ms();
2152 LOG_DEBUG("waiting for target %s...",
2153 Jim_Nvp_value2name_simple(nvp_target_state,state)->name);
2161 if ((cur-then) > ms)
2163 LOG_ERROR("timed out while waiting for target %s",
2164 Jim_Nvp_value2name_simple(nvp_target_state,state)->name);
2172 static int handle_halt_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
2176 target_t *target = get_current_target(cmd_ctx);
2177 int retval = target_halt(target);
2178 if (ERROR_OK != retval)
2184 retval = parse_uint(args[0], &wait);
2185 if (ERROR_OK != retval)
2186 return ERROR_COMMAND_SYNTAX_ERROR;
2191 return handle_wait_halt_command(cmd_ctx, cmd, args, argc);
2194 static int handle_soft_reset_halt_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
2196 target_t *target = get_current_target(cmd_ctx);
2198 LOG_USER("requesting target halt and executing a soft reset");
2200 target->type->soft_reset_halt(target);
2205 static int handle_reset_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
2208 return ERROR_COMMAND_SYNTAX_ERROR;
2210 enum target_reset_mode reset_mode = RESET_RUN;
2214 n = Jim_Nvp_name2value_simple(nvp_reset_modes, args[0]);
2215 if ((n->name == NULL) || (n->value == RESET_UNKNOWN)) {
2216 return ERROR_COMMAND_SYNTAX_ERROR;
2218 reset_mode = n->value;
2221 /* reset *all* targets */
2222 return target_process_reset(cmd_ctx, reset_mode);
2226 static int handle_resume_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
2230 return ERROR_COMMAND_SYNTAX_ERROR;
2232 target_t *target = get_current_target(cmd_ctx);
2233 target_handle_event(target, TARGET_EVENT_OLD_pre_resume);
2235 /* with no args, resume from current pc, addr = 0,
2236 * with one arguments, addr = args[0],
2237 * handle breakpoints, not debugging */
2241 int retval = parse_u32(args[0], &addr);
2242 if (ERROR_OK != retval)
2247 return target_resume(target, current, addr, 1, 0);
2250 static int handle_step_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
2253 return ERROR_COMMAND_SYNTAX_ERROR;
2257 /* with no args, step from current pc, addr = 0,
2258 * with one argument addr = args[0],
2259 * handle breakpoints, debugging */
2264 int retval = parse_u32(args[0], &addr);
2265 if (ERROR_OK != retval)
2270 target_t *target = get_current_target(cmd_ctx);
2272 return target->type->step(target, current_pc, addr, 1);
2275 static void handle_md_output(struct command_context_s *cmd_ctx,
2276 struct target_s *target, uint32_t address, unsigned size,
2277 unsigned count, const uint8_t *buffer)
2279 const unsigned line_bytecnt = 32;
2280 unsigned line_modulo = line_bytecnt / size;
2282 char output[line_bytecnt * 4 + 1];
2283 unsigned output_len = 0;
2285 const char *value_fmt;
2287 case 4: value_fmt = "%8.8x "; break;
2288 case 2: value_fmt = "%4.2x "; break;
2289 case 1: value_fmt = "%2.2x "; break;
2291 LOG_ERROR("invalid memory read size: %u", size);
2295 for (unsigned i = 0; i < count; i++)
2297 if (i % line_modulo == 0)
2299 output_len += snprintf(output + output_len,
2300 sizeof(output) - output_len,
2302 (unsigned)(address + (i*size)));
2306 const uint8_t *value_ptr = buffer + i * size;
2308 case 4: value = target_buffer_get_u32(target, value_ptr); break;
2309 case 2: value = target_buffer_get_u16(target, value_ptr); break;
2310 case 1: value = *value_ptr;
2312 output_len += snprintf(output + output_len,
2313 sizeof(output) - output_len,
2316 if ((i % line_modulo == line_modulo - 1) || (i == count - 1))
2318 command_print(cmd_ctx, "%s", output);
2324 static int handle_md_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
2327 return ERROR_COMMAND_SYNTAX_ERROR;
2331 case 'w': size = 4; break;
2332 case 'h': size = 2; break;
2333 case 'b': size = 1; break;
2334 default: return ERROR_COMMAND_SYNTAX_ERROR;
2337 bool physical=strcmp(args[0], "phys")==0;
2338 int (*fn)(struct target_s *target,
2339 uint32_t address, uint32_t size, uint32_t count, uint8_t *buffer);
2344 fn=target_read_phys_memory;
2347 fn=target_read_memory;
2349 if ((argc < 1) || (argc > 2))
2351 return ERROR_COMMAND_SYNTAX_ERROR;
2354 int retval = parse_u32(args[0], &address);
2355 if (ERROR_OK != retval)
2361 retval = parse_uint(args[1], &count);
2362 if (ERROR_OK != retval)
2366 uint8_t *buffer = calloc(count, size);
2368 target_t *target = get_current_target(cmd_ctx);
2369 retval = fn(target, address, size, count, buffer);
2370 if (ERROR_OK == retval)
2371 handle_md_output(cmd_ctx, target, address, size, count, buffer);
2378 static int handle_mw_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
2382 return ERROR_COMMAND_SYNTAX_ERROR;
2384 bool physical=strcmp(args[0], "phys")==0;
2385 int (*fn)(struct target_s *target,
2386 uint32_t address, uint32_t size, uint32_t count, uint8_t *buffer);
2391 fn=target_write_phys_memory;
2394 fn=target_write_memory;
2396 if ((argc < 2) || (argc > 3))
2397 return ERROR_COMMAND_SYNTAX_ERROR;
2400 int retval = parse_u32(args[0], &address);
2401 if (ERROR_OK != retval)
2405 retval = parse_u32(args[1], &value);
2406 if (ERROR_OK != retval)
2412 retval = parse_uint(args[2], &count);
2413 if (ERROR_OK != retval)
2417 target_t *target = get_current_target(cmd_ctx);
2419 uint8_t value_buf[4];
2424 target_buffer_set_u32(target, value_buf, value);
2428 target_buffer_set_u16(target, value_buf, value);
2432 value_buf[0] = value;
2435 return ERROR_COMMAND_SYNTAX_ERROR;
2437 for (unsigned i = 0; i < count; i++)
2440 address + i * wordsize, wordsize, 1, value_buf);
2441 if (ERROR_OK != retval)
2450 static int parse_load_image_command_args(char **args, int argc,
2451 image_t *image, uint32_t *min_address, uint32_t *max_address)
2453 if (argc < 1 || argc > 5)
2454 return ERROR_COMMAND_SYNTAX_ERROR;
2456 /* a base address isn't always necessary,
2457 * default to 0x0 (i.e. don't relocate) */
2461 int retval = parse_u32(args[1], &addr);
2462 if (ERROR_OK != retval)
2463 return ERROR_COMMAND_SYNTAX_ERROR;
2464 image->base_address = addr;
2465 image->base_address_set = 1;
2468 image->base_address_set = 0;
2470 image->start_address_set = 0;
2474 int retval = parse_u32(args[3], min_address);
2475 if (ERROR_OK != retval)
2476 return ERROR_COMMAND_SYNTAX_ERROR;
2480 int retval = parse_u32(args[4], max_address);
2481 if (ERROR_OK != retval)
2482 return ERROR_COMMAND_SYNTAX_ERROR;
2483 // use size (given) to find max (required)
2484 *max_address += *min_address;
2487 if (*min_address > *max_address)
2488 return ERROR_COMMAND_SYNTAX_ERROR;
2493 static int handle_load_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
2497 uint32_t image_size;
2498 uint32_t min_address = 0;
2499 uint32_t max_address = 0xffffffff;
2505 duration_t duration;
2506 char *duration_text;
2508 int retval = parse_load_image_command_args(args, argc,
2509 &image, &min_address, &max_address);
2510 if (ERROR_OK != retval)
2513 target_t *target = get_current_target(cmd_ctx);
2514 duration_start_measure(&duration);
2516 if (image_open(&image, args[0], (argc >= 3) ? args[2] : NULL) != ERROR_OK)
2523 for (i = 0; i < image.num_sections; i++)
2525 buffer = malloc(image.sections[i].size);
2528 command_print(cmd_ctx,
2529 "error allocating buffer for section (%d bytes)",
2530 (int)(image.sections[i].size));
2534 if ((retval = image_read_section(&image, i, 0x0, image.sections[i].size, buffer, &buf_cnt)) != ERROR_OK)
2540 uint32_t offset = 0;
2541 uint32_t length = buf_cnt;
2543 /* DANGER!!! beware of unsigned comparision here!!! */
2545 if ((image.sections[i].base_address + buf_cnt >= min_address)&&
2546 (image.sections[i].base_address < max_address))
2548 if (image.sections[i].base_address < min_address)
2550 /* clip addresses below */
2551 offset += min_address-image.sections[i].base_address;
2555 if (image.sections[i].base_address + buf_cnt > max_address)
2557 length -= (image.sections[i].base_address + buf_cnt)-max_address;
2560 if ((retval = target_write_buffer(target, image.sections[i].base_address + offset, length, buffer + offset)) != ERROR_OK)
2565 image_size += length;
2566 command_print(cmd_ctx, "%u bytes written at address 0x%8.8" PRIx32 "",
2567 (unsigned int)length,
2568 image.sections[i].base_address + offset);
2574 if ((retvaltemp = duration_stop_measure(&duration, &duration_text)) != ERROR_OK)
2576 image_close(&image);
2580 if (retval == ERROR_OK)
2582 command_print(cmd_ctx, "downloaded %u byte in %s",
2583 (unsigned int)image_size,
2586 free(duration_text);
2588 image_close(&image);
2594 static int handle_dump_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
2598 uint8_t buffer[560];
2601 duration_t duration;
2602 char *duration_text;
2604 target_t *target = get_current_target(cmd_ctx);
2608 command_print(cmd_ctx, "usage: dump_image <filename> <address> <size>");
2613 int retval = parse_u32(args[1], &address);
2614 if (ERROR_OK != retval)
2618 retval = parse_u32(args[2], &size);
2619 if (ERROR_OK != retval)
2622 if (fileio_open(&fileio, args[0], FILEIO_WRITE, FILEIO_BINARY) != ERROR_OK)
2627 duration_start_measure(&duration);
2631 uint32_t size_written;
2632 uint32_t this_run_size = (size > 560) ? 560 : size;
2634 retval = target_read_buffer(target, address, this_run_size, buffer);
2635 if (retval != ERROR_OK)
2640 retval = fileio_write(&fileio, this_run_size, buffer, &size_written);
2641 if (retval != ERROR_OK)
2646 size -= this_run_size;
2647 address += this_run_size;
2650 if ((retvaltemp = fileio_close(&fileio)) != ERROR_OK)
2653 if ((retvaltemp = duration_stop_measure(&duration, &duration_text)) != ERROR_OK)
2656 if (retval == ERROR_OK)
2658 command_print(cmd_ctx, "dumped %lld byte in %s",
2659 fileio.size, duration_text);
2660 free(duration_text);
2666 static int handle_verify_image_command_internal(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc, int verify)
2670 uint32_t image_size;
2672 int retval, retvaltemp;
2673 uint32_t checksum = 0;
2674 uint32_t mem_checksum = 0;
2678 duration_t duration;
2679 char *duration_text;
2681 target_t *target = get_current_target(cmd_ctx);
2685 return ERROR_COMMAND_SYNTAX_ERROR;
2690 LOG_ERROR("no target selected");
2694 duration_start_measure(&duration);
2699 retval = parse_u32(args[1], &addr);
2700 if (ERROR_OK != retval)
2701 return ERROR_COMMAND_SYNTAX_ERROR;
2702 image.base_address = addr;
2703 image.base_address_set = 1;
2707 image.base_address_set = 0;
2708 image.base_address = 0x0;
2711 image.start_address_set = 0;
2713 if ((retval = image_open(&image, args[0], (argc == 3) ? args[2] : NULL)) != ERROR_OK)
2720 for (i = 0; i < image.num_sections; i++)
2722 buffer = malloc(image.sections[i].size);
2725 command_print(cmd_ctx,
2726 "error allocating buffer for section (%d bytes)",
2727 (int)(image.sections[i].size));
2730 if ((retval = image_read_section(&image, i, 0x0, image.sections[i].size, buffer, &buf_cnt)) != ERROR_OK)
2738 /* calculate checksum of image */
2739 image_calculate_checksum(buffer, buf_cnt, &checksum);
2741 retval = target_checksum_memory(target, image.sections[i].base_address, buf_cnt, &mem_checksum);
2742 if (retval != ERROR_OK)
2748 if (checksum != mem_checksum)
2750 /* failed crc checksum, fall back to a binary compare */
2753 command_print(cmd_ctx, "checksum mismatch - attempting binary compare");
2755 data = (uint8_t*)malloc(buf_cnt);
2757 /* Can we use 32bit word accesses? */
2759 int count = buf_cnt;
2760 if ((count % 4) == 0)
2765 retval = target_read_memory(target, image.sections[i].base_address, size, count, data);
2766 if (retval == ERROR_OK)
2769 for (t = 0; t < buf_cnt; t++)
2771 if (data[t] != buffer[t])
2773 command_print(cmd_ctx,
2774 "Verify operation failed address 0x%08x. Was 0x%02x instead of 0x%02x\n",
2775 (unsigned)(t + image.sections[i].base_address),
2780 retval = ERROR_FAIL;
2794 command_print(cmd_ctx, "address 0x%08" PRIx32 " length 0x%08" PRIx32 "",
2795 image.sections[i].base_address,
2800 image_size += buf_cnt;
2804 if ((retvaltemp = duration_stop_measure(&duration, &duration_text)) != ERROR_OK)
2806 image_close(&image);
2810 if (retval == ERROR_OK)
2812 command_print(cmd_ctx, "verified %u bytes in %s",
2813 (unsigned int)image_size,
2816 free(duration_text);
2818 image_close(&image);
2823 static int handle_verify_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
2825 return handle_verify_image_command_internal(cmd_ctx, cmd, args, argc, 1);
2828 static int handle_test_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
2830 return handle_verify_image_command_internal(cmd_ctx, cmd, args, argc, 0);
2833 static int handle_bp_command_list(struct command_context_s *cmd_ctx)
2835 target_t *target = get_current_target(cmd_ctx);
2836 breakpoint_t *breakpoint = target->breakpoints;
2839 if (breakpoint->type == BKPT_SOFT)
2841 char* buf = buf_to_str(breakpoint->orig_instr,
2842 breakpoint->length, 16);
2843 command_print(cmd_ctx, "0x%8.8" PRIx32 ", 0x%x, %i, 0x%s",
2844 breakpoint->address,
2846 breakpoint->set, buf);
2851 command_print(cmd_ctx, "0x%8.8" PRIx32 ", 0x%x, %i",
2852 breakpoint->address,
2853 breakpoint->length, breakpoint->set);
2856 breakpoint = breakpoint->next;
2861 static int handle_bp_command_set(struct command_context_s *cmd_ctx,
2862 uint32_t addr, uint32_t length, int hw)
2864 target_t *target = get_current_target(cmd_ctx);
2865 int retval = breakpoint_add(target, addr, length, hw);
2866 if (ERROR_OK == retval)
2867 command_print(cmd_ctx, "breakpoint set at 0x%8.8" PRIx32 "", addr);
2869 LOG_ERROR("Failure setting breakpoint");
2873 static int handle_bp_command(struct command_context_s *cmd_ctx,
2874 char *cmd, char **args, int argc)
2877 return handle_bp_command_list(cmd_ctx);
2879 if (argc < 2 || argc > 3)
2881 command_print(cmd_ctx, "usage: bp <address> <length> ['hw']");
2882 return ERROR_COMMAND_SYNTAX_ERROR;
2886 int retval = parse_u32(args[0], &addr);
2887 if (ERROR_OK != retval)
2891 retval = parse_u32(args[1], &length);
2892 if (ERROR_OK != retval)
2898 if (strcmp(args[2], "hw") == 0)
2901 return ERROR_COMMAND_SYNTAX_ERROR;
2904 return handle_bp_command_set(cmd_ctx, addr, length, hw);
2907 static int handle_rbp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
2910 return ERROR_COMMAND_SYNTAX_ERROR;
2913 int retval = parse_u32(args[0], &addr);
2914 if (ERROR_OK != retval)
2917 target_t *target = get_current_target(cmd_ctx);
2918 breakpoint_remove(target, addr);
2923 static int handle_wp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
2925 target_t *target = get_current_target(cmd_ctx);
2929 watchpoint_t *watchpoint = target->watchpoints;
2933 command_print(cmd_ctx,
2934 "address: 0x%8.8" PRIx32 ", len: 0x%8.8x, r/w/a: %i, value: 0x%8.8" PRIx32 ", mask: 0x%8.8" PRIx32 "",
2935 watchpoint->address,
2937 (int)(watchpoint->rw),
2940 watchpoint = watchpoint->next;
2945 enum watchpoint_rw type = WPT_ACCESS;
2947 uint32_t length = 0;
2948 uint32_t data_value = 0x0;
2949 uint32_t data_mask = 0xffffffff;
2955 retval = parse_u32(args[4], &data_mask);
2956 if (ERROR_OK != retval)
2960 retval = parse_u32(args[3], &data_value);
2961 if (ERROR_OK != retval)
2977 LOG_ERROR("invalid watchpoint mode ('%c')", args[2][0]);
2978 return ERROR_COMMAND_SYNTAX_ERROR;
2982 retval = parse_u32(args[1], &length);
2983 if (ERROR_OK != retval)
2985 retval = parse_u32(args[0], &addr);
2986 if (ERROR_OK != retval)
2991 command_print(cmd_ctx, "usage: wp <address> <length> [r/w/a] [value] [mask]");
2992 return ERROR_COMMAND_SYNTAX_ERROR;
2995 retval = watchpoint_add(target, addr, length, type,
2996 data_value, data_mask);
2997 if (ERROR_OK != retval)
2998 LOG_ERROR("Failure setting watchpoints");
3003 static int handle_rwp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
3006 return ERROR_COMMAND_SYNTAX_ERROR;
3009 int retval = parse_u32(args[0], &addr);
3010 if (ERROR_OK != retval)
3013 target_t *target = get_current_target(cmd_ctx);
3014 watchpoint_remove(target, addr);
3021 * Translate a virtual address to a physical address.
3023 * The low-level target implementation must have logged a detailed error
3024 * which is forwarded to telnet/GDB session.
3026 static int handle_virt2phys_command(command_context_t *cmd_ctx,
3027 char *cmd, char **args, int argc)
3030 return ERROR_COMMAND_SYNTAX_ERROR;
3033 int retval = parse_u32(args[0], &va);
3034 if (ERROR_OK != retval)
3038 target_t *target = get_current_target(cmd_ctx);
3039 retval = target->type->virt2phys(target, va, &pa);
3040 if (retval == ERROR_OK)
3041 command_print(cmd_ctx, "Physical address 0x%08" PRIx32 "", pa);
3046 static void writeData(FILE *f, const void *data, size_t len)
3048 size_t written = fwrite(data, 1, len, f);
3050 LOG_ERROR("failed to write %zu bytes: %s", len, strerror(errno));
3053 static void writeLong(FILE *f, int l)
3056 for (i = 0; i < 4; i++)
3058 char c = (l >> (i*8))&0xff;
3059 writeData(f, &c, 1);
3064 static void writeString(FILE *f, char *s)
3066 writeData(f, s, strlen(s));
3069 /* Dump a gmon.out histogram file. */
3070 static void writeGmon(uint32_t *samples, uint32_t sampleNum, char *filename)
3073 FILE *f = fopen(filename, "w");
3076 writeString(f, "gmon");
3077 writeLong(f, 0x00000001); /* Version */
3078 writeLong(f, 0); /* padding */
3079 writeLong(f, 0); /* padding */
3080 writeLong(f, 0); /* padding */
3082 uint8_t zero = 0; /* GMON_TAG_TIME_HIST */
3083 writeData(f, &zero, 1);
3085 /* figure out bucket size */
3086 uint32_t min = samples[0];
3087 uint32_t max = samples[0];
3088 for (i = 0; i < sampleNum; i++)
3090 if (min > samples[i])
3094 if (max < samples[i])
3100 int addressSpace = (max-min + 1);
3102 static const uint32_t maxBuckets = 256 * 1024; /* maximum buckets. */
3103 uint32_t length = addressSpace;
3104 if (length > maxBuckets)
3106 length = maxBuckets;
3108 int *buckets = malloc(sizeof(int)*length);
3109 if (buckets == NULL)
3114 memset(buckets, 0, sizeof(int)*length);
3115 for (i = 0; i < sampleNum;i++)
3117 uint32_t address = samples[i];
3118 long long a = address-min;
3119 long long b = length-1;
3120 long long c = addressSpace-1;
3121 int index = (a*b)/c; /* danger!!!! int32 overflows */
3125 /* append binary memory gmon.out &profile_hist_hdr ((char*)&profile_hist_hdr + sizeof(struct gmon_hist_hdr)) */
3126 writeLong(f, min); /* low_pc */
3127 writeLong(f, max); /* high_pc */
3128 writeLong(f, length); /* # of samples */
3129 writeLong(f, 64000000); /* 64MHz */
3130 writeString(f, "seconds");
3131 for (i = 0; i < (15-strlen("seconds")); i++)
3132 writeData(f, &zero, 1);
3133 writeString(f, "s");
3135 /*append binary memory gmon.out profile_hist_data (profile_hist_data + profile_hist_hdr.hist_size) */
3137 char *data = malloc(2*length);
3140 for (i = 0; i < length;i++)
3149 data[i*2 + 1]=(val >> 8)&0xff;
3152 writeData(f, data, length * 2);
3162 /* profiling samples the CPU PC as quickly as OpenOCD is able, which will be used as a random sampling of PC */
3163 static int handle_profile_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
3165 target_t *target = get_current_target(cmd_ctx);
3166 struct timeval timeout, now;
3168 gettimeofday(&timeout, NULL);
3171 return ERROR_COMMAND_SYNTAX_ERROR;
3174 int retval = parse_uint(args[0], &offset);
3175 if (ERROR_OK != retval)
3178 timeval_add_time(&timeout, offset, 0);
3180 command_print(cmd_ctx, "Starting profiling. Halting and resuming the target as often as we can...");
3182 static const int maxSample = 10000;
3183 uint32_t *samples = malloc(sizeof(uint32_t)*maxSample);
3184 if (samples == NULL)
3188 /* hopefully it is safe to cache! We want to stop/restart as quickly as possible. */
3189 reg_t *reg = register_get_by_name(target->reg_cache, "pc", 1);
3193 target_poll(target);
3194 if (target->state == TARGET_HALTED)
3196 uint32_t t=*((uint32_t *)reg->value);
3197 samples[numSamples++]=t;
3198 retval = target_resume(target, 1, 0, 0, 0); /* current pc, addr = 0, do not handle breakpoints, not debugging */
3199 target_poll(target);
3200 alive_sleep(10); /* sleep 10ms, i.e. <100 samples/second. */
3201 } else if (target->state == TARGET_RUNNING)
3203 /* We want to quickly sample the PC. */
3204 if ((retval = target_halt(target)) != ERROR_OK)
3211 command_print(cmd_ctx, "Target not halted or running");
3215 if (retval != ERROR_OK)
3220 gettimeofday(&now, NULL);
3221 if ((numSamples >= maxSample) || ((now.tv_sec >= timeout.tv_sec) && (now.tv_usec >= timeout.tv_usec)))
3223 command_print(cmd_ctx, "Profiling completed. %d samples.", numSamples);
3224 if ((retval = target_poll(target)) != ERROR_OK)
3229 if (target->state == TARGET_HALTED)
3231 target_resume(target, 1, 0, 0, 0); /* current pc, addr = 0, do not handle breakpoints, not debugging */
3233 if ((retval = target_poll(target)) != ERROR_OK)
3238 writeGmon(samples, numSamples, args[1]);
3239 command_print(cmd_ctx, "Wrote %s", args[1]);
3248 static int new_int_array_element(Jim_Interp * interp, const char *varname, int idx, uint32_t val)
3251 Jim_Obj *nameObjPtr, *valObjPtr;
3254 namebuf = alloc_printf("%s(%d)", varname, idx);
3258 nameObjPtr = Jim_NewStringObj(interp, namebuf, -1);
3259 valObjPtr = Jim_NewIntObj(interp, val);
3260 if (!nameObjPtr || !valObjPtr)
3266 Jim_IncrRefCount(nameObjPtr);
3267 Jim_IncrRefCount(valObjPtr);
3268 result = Jim_SetVariable(interp, nameObjPtr, valObjPtr);
3269 Jim_DecrRefCount(interp, nameObjPtr);
3270 Jim_DecrRefCount(interp, valObjPtr);
3272 /* printf("%s(%d) <= 0%08x\n", varname, idx, val); */
3276 static int jim_mem2array(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
3278 command_context_t *context;
3281 context = Jim_GetAssocData(interp, "context");
3282 if (context == NULL)
3284 LOG_ERROR("mem2array: no command context");
3287 target = get_current_target(context);
3290 LOG_ERROR("mem2array: no current target");
3294 return target_mem2array(interp, target, argc-1, argv + 1);
3297 static int target_mem2array(Jim_Interp *interp, target_t *target, int argc, Jim_Obj *const *argv)
3305 const char *varname;
3306 uint8_t buffer[4096];
3310 /* argv[1] = name of array to receive the data
3311 * argv[2] = desired width
3312 * argv[3] = memory address
3313 * argv[4] = count of times to read
3316 Jim_WrongNumArgs(interp, 1, argv, "varname width addr nelems");
3319 varname = Jim_GetString(argv[0], &len);
3320 /* given "foo" get space for worse case "foo(%d)" .. add 20 */
3322 e = Jim_GetLong(interp, argv[1], &l);
3328 e = Jim_GetLong(interp, argv[2], &l);
3333 e = Jim_GetLong(interp, argv[3], &l);
3349 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
3350 Jim_AppendStrings(interp, Jim_GetResult(interp), "Invalid width param, must be 8/16/32", NULL);
3354 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
3355 Jim_AppendStrings(interp, Jim_GetResult(interp), "mem2array: zero width read?", NULL);
3358 if ((addr + (len * width)) < addr) {
3359 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
3360 Jim_AppendStrings(interp, Jim_GetResult(interp), "mem2array: addr + len - wraps to zero?", NULL);
3363 /* absurd transfer size? */
3365 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
3366 Jim_AppendStrings(interp, Jim_GetResult(interp), "mem2array: absurd > 64K item request", NULL);
3371 ((width == 2) && ((addr & 1) == 0)) ||
3372 ((width == 4) && ((addr & 3) == 0))) {
3376 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
3377 sprintf(buf, "mem2array address: 0x%08" PRIx32 " is not aligned for %" PRId32 " byte reads",
3380 Jim_AppendStrings(interp, Jim_GetResult(interp), buf , NULL);
3391 /* Slurp... in buffer size chunks */
3393 count = len; /* in objects.. */
3394 if (count > (sizeof(buffer)/width)) {
3395 count = (sizeof(buffer)/width);
3398 retval = target_read_memory(target, addr, width, count, buffer);
3399 if (retval != ERROR_OK) {
3401 LOG_ERROR("mem2array: Read @ 0x%08x, w=%d, cnt=%d, failed",
3405 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
3406 Jim_AppendStrings(interp, Jim_GetResult(interp), "mem2array: cannot read memory", NULL);
3410 v = 0; /* shut up gcc */
3411 for (i = 0 ;i < count ;i++, n++) {
3414 v = target_buffer_get_u32(target, &buffer[i*width]);
3417 v = target_buffer_get_u16(target, &buffer[i*width]);
3420 v = buffer[i] & 0x0ff;
3423 new_int_array_element(interp, varname, n, v);
3429 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
3434 static int get_int_array_element(Jim_Interp * interp, const char *varname, int idx, uint32_t *val)
3437 Jim_Obj *nameObjPtr, *valObjPtr;
3441 namebuf = alloc_printf("%s(%d)", varname, idx);
3445 nameObjPtr = Jim_NewStringObj(interp, namebuf, -1);
3452 Jim_IncrRefCount(nameObjPtr);
3453 valObjPtr = Jim_GetVariable(interp, nameObjPtr, JIM_ERRMSG);
3454 Jim_DecrRefCount(interp, nameObjPtr);
3456 if (valObjPtr == NULL)
3459 result = Jim_GetLong(interp, valObjPtr, &l);
3460 /* printf("%s(%d) => 0%08x\n", varname, idx, val); */
3465 static int jim_array2mem(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
3467 command_context_t *context;
3470 context = Jim_GetAssocData(interp, "context");
3471 if (context == NULL) {
3472 LOG_ERROR("array2mem: no command context");
3475 target = get_current_target(context);
3476 if (target == NULL) {
3477 LOG_ERROR("array2mem: no current target");
3481 return target_array2mem(interp,target, argc-1, argv + 1);
3483 static int target_array2mem(Jim_Interp *interp, target_t *target, int argc, Jim_Obj *const *argv)
3491 const char *varname;
3492 uint8_t buffer[4096];
3496 /* argv[1] = name of array to get the data
3497 * argv[2] = desired width
3498 * argv[3] = memory address
3499 * argv[4] = count to write
3502 Jim_WrongNumArgs(interp, 1, argv, "varname width addr nelems");
3505 varname = Jim_GetString(argv[0], &len);
3506 /* given "foo" get space for worse case "foo(%d)" .. add 20 */
3508 e = Jim_GetLong(interp, argv[1], &l);
3514 e = Jim_GetLong(interp, argv[2], &l);
3519 e = Jim_GetLong(interp, argv[3], &l);
3535 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
3536 Jim_AppendStrings(interp, Jim_GetResult(interp), "Invalid width param, must be 8/16/32", NULL);
3540 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
3541 Jim_AppendStrings(interp, Jim_GetResult(interp), "array2mem: zero width read?", NULL);
3544 if ((addr + (len * width)) < addr) {
3545 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
3546 Jim_AppendStrings(interp, Jim_GetResult(interp), "array2mem: addr + len - wraps to zero?", NULL);
3549 /* absurd transfer size? */
3551 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
3552 Jim_AppendStrings(interp, Jim_GetResult(interp), "array2mem: absurd > 64K item request", NULL);
3557 ((width == 2) && ((addr & 1) == 0)) ||
3558 ((width == 4) && ((addr & 3) == 0))) {
3562 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
3563 sprintf(buf, "array2mem address: 0x%08x is not aligned for %d byte reads",
3566 Jim_AppendStrings(interp, Jim_GetResult(interp), buf , NULL);
3577 /* Slurp... in buffer size chunks */
3579 count = len; /* in objects.. */
3580 if (count > (sizeof(buffer)/width)) {
3581 count = (sizeof(buffer)/width);
3584 v = 0; /* shut up gcc */
3585 for (i = 0 ;i < count ;i++, n++) {
3586 get_int_array_element(interp, varname, n, &v);
3589 target_buffer_set_u32(target, &buffer[i*width], v);
3592 target_buffer_set_u16(target, &buffer[i*width], v);
3595 buffer[i] = v & 0x0ff;
3601 retval = target_write_memory(target, addr, width, count, buffer);
3602 if (retval != ERROR_OK) {
3604 LOG_ERROR("array2mem: Write @ 0x%08x, w=%d, cnt=%d, failed",
3608 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
3609 Jim_AppendStrings(interp, Jim_GetResult(interp), "array2mem: cannot read memory", NULL);
3615 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
3620 void target_all_handle_event(enum target_event e)
3624 LOG_DEBUG("**all*targets: event: %d, %s",
3626 Jim_Nvp_value2name_simple(nvp_target_event, e)->name);
3628 target = all_targets;
3630 target_handle_event(target, e);
3631 target = target->next;
3636 /* FIX? should we propagate errors here rather than printing them
3639 void target_handle_event(target_t *target, enum target_event e)
3641 target_event_action_t *teap;
3643 for (teap = target->event_action; teap != NULL; teap = teap->next) {
3644 if (teap->event == e) {
3645 LOG_DEBUG("target: (%d) %s (%s) event: %d (%s) action: %s",
3646 target->target_number,
3648 target_get_name(target),
3650 Jim_Nvp_value2name_simple(nvp_target_event, e)->name,
3651 Jim_GetString(teap->body, NULL));
3652 if (Jim_EvalObj(interp, teap->body) != JIM_OK)
3654 Jim_PrintErrorMessage(interp);
3660 enum target_cfg_param {
3663 TCFG_WORK_AREA_VIRT,
3664 TCFG_WORK_AREA_PHYS,
3665 TCFG_WORK_AREA_SIZE,
3666 TCFG_WORK_AREA_BACKUP,
3669 TCFG_CHAIN_POSITION,
3672 static Jim_Nvp nvp_config_opts[] = {
3673 { .name = "-type", .value = TCFG_TYPE },
3674 { .name = "-event", .value = TCFG_EVENT },
3675 { .name = "-work-area-virt", .value = TCFG_WORK_AREA_VIRT },
3676 { .name = "-work-area-phys", .value = TCFG_WORK_AREA_PHYS },
3677 { .name = "-work-area-size", .value = TCFG_WORK_AREA_SIZE },
3678 { .name = "-work-area-backup", .value = TCFG_WORK_AREA_BACKUP },
3679 { .name = "-endian" , .value = TCFG_ENDIAN },
3680 { .name = "-variant", .value = TCFG_VARIANT },
3681 { .name = "-chain-position", .value = TCFG_CHAIN_POSITION },
3683 { .name = NULL, .value = -1 }
3686 static int target_configure(Jim_GetOptInfo *goi, target_t *target)
3694 /* parse config or cget options ... */
3695 while (goi->argc > 0) {
3696 Jim_SetEmptyResult(goi->interp);
3697 /* Jim_GetOpt_Debug(goi); */
3699 if (target->type->target_jim_configure) {
3700 /* target defines a configure function */
3701 /* target gets first dibs on parameters */
3702 e = (*(target->type->target_jim_configure))(target, goi);
3711 /* otherwise we 'continue' below */
3713 e = Jim_GetOpt_Nvp(goi, nvp_config_opts, &n);
3715 Jim_GetOpt_NvpUnknown(goi, nvp_config_opts, 0);
3721 if (goi->isconfigure) {
3722 Jim_SetResult_sprintf(goi->interp, "not setable: %s", n->name);
3726 if (goi->argc != 0) {
3727 Jim_WrongNumArgs(goi->interp, goi->argc, goi->argv, "NO PARAMS");
3731 Jim_SetResultString(goi->interp, target_get_name(target), -1);
3735 if (goi->argc == 0) {
3736 Jim_WrongNumArgs(goi->interp, goi->argc, goi->argv, "-event ?event-name? ...");
3740 e = Jim_GetOpt_Nvp(goi, nvp_target_event, &n);
3742 Jim_GetOpt_NvpUnknown(goi, nvp_target_event, 1);
3746 if (goi->isconfigure) {
3747 if (goi->argc != 1) {
3748 Jim_WrongNumArgs(goi->interp, goi->argc, goi->argv, "-event ?event-name? ?EVENT-BODY?");
3752 if (goi->argc != 0) {
3753 Jim_WrongNumArgs(goi->interp, goi->argc, goi->argv, "-event ?event-name?");
3759 target_event_action_t *teap;
3761 teap = target->event_action;
3762 /* replace existing? */
3764 if (teap->event == (enum target_event)n->value) {
3770 if (goi->isconfigure) {
3771 bool replace = true;
3774 teap = calloc(1, sizeof(*teap));
3777 teap->event = n->value;
3778 Jim_GetOpt_Obj(goi, &o);
3780 Jim_DecrRefCount(interp, teap->body);
3782 teap->body = Jim_DuplicateObj(goi->interp, o);
3785 * Tcl/TK - "tk events" have a nice feature.
3786 * See the "BIND" command.
3787 * We should support that here.
3788 * You can specify %X and %Y in the event code.
3789 * The idea is: %T - target name.
3790 * The idea is: %N - target number
3791 * The idea is: %E - event name.
3793 Jim_IncrRefCount(teap->body);
3797 /* add to head of event list */
3798 teap->next = target->event_action;
3799 target->event_action = teap;
3801 Jim_SetEmptyResult(goi->interp);
3805 Jim_SetEmptyResult(goi->interp);
3807 Jim_SetResult(goi->interp, Jim_DuplicateObj(goi->interp, teap->body));
3814 case TCFG_WORK_AREA_VIRT:
3815 if (goi->isconfigure) {
3816 target_free_all_working_areas(target);
3817 e = Jim_GetOpt_Wide(goi, &w);
3821 target->working_area_virt = w;
3822 target->working_area_virt_spec = true;
3824 if (goi->argc != 0) {
3828 Jim_SetResult(interp, Jim_NewIntObj(goi->interp, target->working_area_virt));
3832 case TCFG_WORK_AREA_PHYS:
3833 if (goi->isconfigure) {
3834 target_free_all_working_areas(target);
3835 e = Jim_GetOpt_Wide(goi, &w);
3839 target->working_area_phys = w;
3840 target->working_area_phys_spec = true;
3842 if (goi->argc != 0) {
3846 Jim_SetResult(interp, Jim_NewIntObj(goi->interp, target->working_area_phys));
3850 case TCFG_WORK_AREA_SIZE:
3851 if (goi->isconfigure) {
3852 target_free_all_working_areas(target);
3853 e = Jim_GetOpt_Wide(goi, &w);
3857 target->working_area_size = w;
3859 if (goi->argc != 0) {
3863 Jim_SetResult(interp, Jim_NewIntObj(goi->interp, target->working_area_size));
3867 case TCFG_WORK_AREA_BACKUP:
3868 if (goi->isconfigure) {
3869 target_free_all_working_areas(target);
3870 e = Jim_GetOpt_Wide(goi, &w);
3874 /* make this exactly 1 or 0 */
3875 target->backup_working_area = (!!w);
3877 if (goi->argc != 0) {
3881 Jim_SetResult(interp, Jim_NewIntObj(goi->interp, target->backup_working_area));
3882 /* loop for more e*/
3886 if (goi->isconfigure) {
3887 e = Jim_GetOpt_Nvp(goi, nvp_target_endian, &n);
3889 Jim_GetOpt_NvpUnknown(goi, nvp_target_endian, 1);
3892 target->endianness = n->value;
3894 if (goi->argc != 0) {
3898 n = Jim_Nvp_value2name_simple(nvp_target_endian, target->endianness);
3899 if (n->name == NULL) {
3900 target->endianness = TARGET_LITTLE_ENDIAN;
3901 n = Jim_Nvp_value2name_simple(nvp_target_endian, target->endianness);
3903 Jim_SetResultString(goi->interp, n->name, -1);
3908 if (goi->isconfigure) {
3909 if (goi->argc < 1) {
3910 Jim_SetResult_sprintf(goi->interp,
3915 if (target->variant) {
3916 free((void *)(target->variant));
3918 e = Jim_GetOpt_String(goi, &cp, NULL);
3919 target->variant = strdup(cp);
3921 if (goi->argc != 0) {
3925 Jim_SetResultString(goi->interp, target->variant,-1);
3928 case TCFG_CHAIN_POSITION:
3929 if (goi->isconfigure) {
3932 target_free_all_working_areas(target);
3933 e = Jim_GetOpt_Obj(goi, &o);
3937 tap = jtag_tap_by_jim_obj(goi->interp, o);
3941 /* make this exactly 1 or 0 */
3944 if (goi->argc != 0) {
3948 Jim_SetResultString(interp, target->tap->dotted_name, -1);
3949 /* loop for more e*/
3952 } /* while (goi->argc) */
3955 /* done - we return */
3959 /** this is the 'tcl' handler for the target specific command */
3960 static int tcl_target_func(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
3965 uint8_t target_buf[32];
3968 struct command_context_s *cmd_ctx;
3975 TS_CMD_MWW, TS_CMD_MWH, TS_CMD_MWB,
3976 TS_CMD_MDW, TS_CMD_MDH, TS_CMD_MDB,
3977 TS_CMD_MRW, TS_CMD_MRH, TS_CMD_MRB,
3978 TS_CMD_MEM2ARRAY, TS_CMD_ARRAY2MEM,
3986 TS_CMD_INVOKE_EVENT,
3989 static const Jim_Nvp target_options[] = {
3990 { .name = "configure", .value = TS_CMD_CONFIGURE },
3991 { .name = "cget", .value = TS_CMD_CGET },
3992 { .name = "mww", .value = TS_CMD_MWW },
3993 { .name = "mwh", .value = TS_CMD_MWH },
3994 { .name = "mwb", .value = TS_CMD_MWB },
3995 { .name = "mdw", .value = TS_CMD_MDW },
3996 { .name = "mdh", .value = TS_CMD_MDH },
3997 { .name = "mdb", .value = TS_CMD_MDB },
3998 { .name = "mem2array", .value = TS_CMD_MEM2ARRAY },
3999 { .name = "array2mem", .value = TS_CMD_ARRAY2MEM },
4000 { .name = "eventlist", .value = TS_CMD_EVENTLIST },
4001 { .name = "curstate", .value = TS_CMD_CURSTATE },
4003 { .name = "arp_examine", .value = TS_CMD_EXAMINE },
4004 { .name = "arp_poll", .value = TS_CMD_POLL },
4005 { .name = "arp_reset", .value = TS_CMD_RESET },
4006 { .name = "arp_halt", .value = TS_CMD_HALT },
4007 { .name = "arp_waitstate", .value = TS_CMD_WAITSTATE },
4008 { .name = "invoke-event", .value = TS_CMD_INVOKE_EVENT },
4010 { .name = NULL, .value = -1 },
4013 /* go past the "command" */
4014 Jim_GetOpt_Setup(&goi, interp, argc-1, argv + 1);
4016 target = Jim_CmdPrivData(goi.interp);
4017 cmd_ctx = Jim_GetAssocData(goi.interp, "context");
4019 /* commands here are in an NVP table */
4020 e = Jim_GetOpt_Nvp(&goi, target_options, &n);
4022 Jim_GetOpt_NvpUnknown(&goi, target_options, 0);
4025 /* Assume blank result */
4026 Jim_SetEmptyResult(goi.interp);
4029 case TS_CMD_CONFIGURE:
4031 Jim_WrongNumArgs(goi.interp, goi.argc, goi.argv, "missing: -option VALUE ...");
4034 goi.isconfigure = 1;
4035 return target_configure(&goi, target);
4037 // some things take params
4039 Jim_WrongNumArgs(goi.interp, 0, goi.argv, "missing: ?-option?");
4042 goi.isconfigure = 0;
4043 return target_configure(&goi, target);
4051 * argv[3] = optional count.
4054 if ((goi.argc == 2) || (goi.argc == 3)) {
4058 Jim_SetResult_sprintf(goi.interp, "expected: %s ADDR DATA [COUNT]", n->name);
4062 e = Jim_GetOpt_Wide(&goi, &a);
4067 e = Jim_GetOpt_Wide(&goi, &b);
4071 if (goi.argc == 3) {
4072 e = Jim_GetOpt_Wide(&goi, &c);
4082 target_buffer_set_u32(target, target_buf, b);
4086 target_buffer_set_u16(target, target_buf, b);
4090 target_buffer_set_u8(target, target_buf, b);
4094 for (x = 0 ; x < c ; x++) {
4095 e = target_write_memory(target, a, b, 1, target_buf);
4096 if (e != ERROR_OK) {
4097 Jim_SetResult_sprintf(interp, "Error writing @ 0x%08x: %d\n", (int)(a), e);
4110 /* argv[0] = command
4112 * argv[2] = optional count
4114 if ((goi.argc == 2) || (goi.argc == 3)) {
4115 Jim_SetResult_sprintf(goi.interp, "expected: %s ADDR [COUNT]", n->name);
4118 e = Jim_GetOpt_Wide(&goi, &a);
4123 e = Jim_GetOpt_Wide(&goi, &c);
4130 b = 1; /* shut up gcc */
4143 /* convert to "bytes" */
4145 /* count is now in 'BYTES' */
4151 e = target_read_memory(target, a, b, y / b, target_buf);
4152 if (e != ERROR_OK) {
4153 Jim_SetResult_sprintf(interp, "error reading target @ 0x%08lx", (int)(a));
4157 Jim_fprintf(interp, interp->cookie_stdout, "0x%08x ", (int)(a));
4160 for (x = 0 ; (x < 16) && (x < y) ; x += 4) {
4161 z = target_buffer_get_u32(target, &(target_buf[ x * 4 ]));
4162 Jim_fprintf(interp, interp->cookie_stdout, "%08x ", (int)(z));
4164 for (; (x < 16) ; x += 4) {
4165 Jim_fprintf(interp, interp->cookie_stdout, " ");
4169 for (x = 0 ; (x < 16) && (x < y) ; x += 2) {
4170 z = target_buffer_get_u16(target, &(target_buf[ x * 2 ]));
4171 Jim_fprintf(interp, interp->cookie_stdout, "%04x ", (int)(z));
4173 for (; (x < 16) ; x += 2) {
4174 Jim_fprintf(interp, interp->cookie_stdout, " ");
4179 for (x = 0 ; (x < 16) && (x < y) ; x += 1) {
4180 z = target_buffer_get_u8(target, &(target_buf[ x * 4 ]));
4181 Jim_fprintf(interp, interp->cookie_stdout, "%02x ", (int)(z));
4183 for (; (x < 16) ; x += 1) {
4184 Jim_fprintf(interp, interp->cookie_stdout, " ");
4188 /* ascii-ify the bytes */
4189 for (x = 0 ; x < y ; x++) {
4190 if ((target_buf[x] >= 0x20) &&
4191 (target_buf[x] <= 0x7e)) {
4195 target_buf[x] = '.';
4200 target_buf[x] = ' ';
4205 /* print - with a newline */
4206 Jim_fprintf(interp, interp->cookie_stdout, "%s\n", target_buf);
4212 case TS_CMD_MEM2ARRAY:
4213 return target_mem2array(goi.interp, target, goi.argc, goi.argv);
4215 case TS_CMD_ARRAY2MEM:
4216 return target_array2mem(goi.interp, target, goi.argc, goi.argv);
4218 case TS_CMD_EXAMINE:
4220 Jim_WrongNumArgs(goi.interp, 2, argv, "[no parameters]");
4223 if (!target->tap->enabled)
4224 goto err_tap_disabled;
4225 e = target->type->examine(target);
4226 if (e != ERROR_OK) {
4227 Jim_SetResult_sprintf(interp, "examine-fails: %d", e);
4233 Jim_WrongNumArgs(goi.interp, 2, argv, "[no parameters]");
4236 if (!target->tap->enabled)
4237 goto err_tap_disabled;
4238 if (!(target_was_examined(target))) {
4239 e = ERROR_TARGET_NOT_EXAMINED;
4241 e = target->type->poll(target);
4243 if (e != ERROR_OK) {
4244 Jim_SetResult_sprintf(interp, "poll-fails: %d", e);
4251 if (goi.argc != 2) {
4252 Jim_WrongNumArgs(interp, 2, argv,
4253 "([tT]|[fF]|assert|deassert) BOOL");
4256 e = Jim_GetOpt_Nvp(&goi, nvp_assert, &n);
4258 Jim_GetOpt_NvpUnknown(&goi, nvp_assert, 1);
4261 /* the halt or not param */
4262 e = Jim_GetOpt_Wide(&goi, &a);
4266 if (!target->tap->enabled)
4267 goto err_tap_disabled;
4268 if (!target->type->assert_reset
4269 || !target->type->deassert_reset) {
4270 Jim_SetResult_sprintf(interp,
4271 "No target-specific reset for %s",
4275 /* determine if we should halt or not. */
4276 target->reset_halt = !!a;
4277 /* When this happens - all workareas are invalid. */
4278 target_free_all_working_areas_restore(target, 0);
4281 if (n->value == NVP_ASSERT) {
4282 e = target->type->assert_reset(target);
4284 e = target->type->deassert_reset(target);
4286 return (e == ERROR_OK) ? JIM_OK : JIM_ERR;
4289 Jim_WrongNumArgs(goi.interp, 0, argv, "halt [no parameters]");
4292 if (!target->tap->enabled)
4293 goto err_tap_disabled;
4294 e = target->type->halt(target);
4295 return (e == ERROR_OK) ? JIM_OK : JIM_ERR;
4296 case TS_CMD_WAITSTATE:
4297 /* params: <name> statename timeoutmsecs */
4298 if (goi.argc != 2) {
4299 Jim_SetResult_sprintf(goi.interp, "%s STATENAME TIMEOUTMSECS", n->name);
4302 e = Jim_GetOpt_Nvp(&goi, nvp_target_state, &n);
4304 Jim_GetOpt_NvpUnknown(&goi, nvp_target_state,1);
4307 e = Jim_GetOpt_Wide(&goi, &a);
4311 if (!target->tap->enabled)
4312 goto err_tap_disabled;
4313 e = target_wait_state(target, n->value, a);
4314 if (e != ERROR_OK) {
4315 Jim_SetResult_sprintf(goi.interp,
4316 "target: %s wait %s fails (%d) %s",
4319 e, target_strerror_safe(e));
4324 case TS_CMD_EVENTLIST:
4325 /* List for human, Events defined for this target.
4326 * scripts/programs should use 'name cget -event NAME'
4329 target_event_action_t *teap;
4330 teap = target->event_action;
4331 command_print(cmd_ctx, "Event actions for target (%d) %s\n",
4332 target->target_number,
4334 command_print(cmd_ctx, "%-25s | Body", "Event");
4335 command_print(cmd_ctx, "------------------------- | ----------------------------------------");
4337 command_print(cmd_ctx,
4339 Jim_Nvp_value2name_simple(nvp_target_event, teap->event)->name,
4340 Jim_GetString(teap->body, NULL));
4343 command_print(cmd_ctx, "***END***");
4346 case TS_CMD_CURSTATE:
4347 if (goi.argc != 0) {
4348 Jim_WrongNumArgs(goi.interp, 0, argv, "[no parameters]");
4351 Jim_SetResultString(goi.interp,
4352 target_state_name( target ),
4355 case TS_CMD_INVOKE_EVENT:
4356 if (goi.argc != 1) {
4357 Jim_SetResult_sprintf(goi.interp, "%s ?EVENTNAME?",n->name);
4360 e = Jim_GetOpt_Nvp(&goi, nvp_target_event, &n);
4362 Jim_GetOpt_NvpUnknown(&goi, nvp_target_event, 1);
4365 target_handle_event(target, n->value);
4371 Jim_SetResult_sprintf(interp, "[TAP is disabled]");
4375 static int target_create(Jim_GetOptInfo *goi)
4384 struct command_context_s *cmd_ctx;
4386 cmd_ctx = Jim_GetAssocData(goi->interp, "context");
4387 if (goi->argc < 3) {
4388 Jim_WrongNumArgs(goi->interp, 1, goi->argv, "?name? ?type? ..options...");
4393 Jim_GetOpt_Obj(goi, &new_cmd);
4394 /* does this command exist? */
4395 cmd = Jim_GetCommand(goi->interp, new_cmd, JIM_ERRMSG);
4397 cp = Jim_GetString(new_cmd, NULL);
4398 Jim_SetResult_sprintf(goi->interp, "Command/target: %s Exists", cp);
4403 e = Jim_GetOpt_String(goi, &cp2, NULL);
4405 /* now does target type exist */
4406 for (x = 0 ; target_types[x] ; x++) {
4407 if (0 == strcmp(cp, target_types[x]->name)) {
4412 if (target_types[x] == NULL) {
4413 Jim_SetResult_sprintf(goi->interp, "Unknown target type %s, try one of ", cp);
4414 for (x = 0 ; target_types[x] ; x++) {
4415 if (target_types[x + 1]) {
4416 Jim_AppendStrings(goi->interp,
4417 Jim_GetResult(goi->interp),
4418 target_types[x]->name,
4421 Jim_AppendStrings(goi->interp,
4422 Jim_GetResult(goi->interp),
4424 target_types[x]->name,NULL);
4431 target = calloc(1,sizeof(target_t));
4432 /* set target number */
4433 target->target_number = new_target_number();
4435 /* allocate memory for each unique target type */
4436 target->type = (target_type_t*)calloc(1,sizeof(target_type_t));
4438 memcpy(target->type, target_types[x], sizeof(target_type_t));
4440 /* will be set by "-endian" */
4441 target->endianness = TARGET_ENDIAN_UNKNOWN;
4443 target->working_area = 0x0;
4444 target->working_area_size = 0x0;
4445 target->working_areas = NULL;
4446 target->backup_working_area = 0;
4448 target->state = TARGET_UNKNOWN;
4449 target->debug_reason = DBG_REASON_UNDEFINED;
4450 target->reg_cache = NULL;
4451 target->breakpoints = NULL;
4452 target->watchpoints = NULL;
4453 target->next = NULL;
4454 target->arch_info = NULL;
4456 target->display = 1;
4458 target->halt_issued = false;
4460 /* initialize trace information */
4461 target->trace_info = malloc(sizeof(trace_t));
4462 target->trace_info->num_trace_points = 0;
4463 target->trace_info->trace_points_size = 0;
4464 target->trace_info->trace_points = NULL;
4465 target->trace_info->trace_history_size = 0;
4466 target->trace_info->trace_history = NULL;
4467 target->trace_info->trace_history_pos = 0;
4468 target->trace_info->trace_history_overflowed = 0;
4470 target->dbgmsg = NULL;
4471 target->dbg_msg_enabled = 0;
4473 target->endianness = TARGET_ENDIAN_UNKNOWN;
4475 /* Do the rest as "configure" options */
4476 goi->isconfigure = 1;
4477 e = target_configure(goi, target);
4479 if (target->tap == NULL)
4481 Jim_SetResultString(interp, "-chain-position required when creating target", -1);
4491 if (target->endianness == TARGET_ENDIAN_UNKNOWN) {
4492 /* default endian to little if not specified */
4493 target->endianness = TARGET_LITTLE_ENDIAN;
4496 /* incase variant is not set */
4497 if (!target->variant)
4498 target->variant = strdup("");
4500 /* create the target specific commands */
4501 if (target->type->register_commands) {
4502 (*(target->type->register_commands))(cmd_ctx);
4504 if (target->type->target_create) {
4505 (*(target->type->target_create))(target, goi->interp);
4508 /* append to end of list */
4511 tpp = &(all_targets);
4513 tpp = &((*tpp)->next);
4518 cp = Jim_GetString(new_cmd, NULL);
4519 target->cmd_name = strdup(cp);
4521 /* now - create the new target name command */
4522 e = Jim_CreateCommand(goi->interp,
4525 tcl_target_func, /* C function */
4526 target, /* private data */
4527 NULL); /* no del proc */
4532 static int jim_target(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
4536 struct command_context_s *cmd_ctx;
4540 /* TG = target generic */
4548 const char *target_cmds[] = {
4549 "create", "types", "names", "current", "number",
4551 NULL /* terminate */
4554 LOG_DEBUG("Target command params:");
4555 LOG_DEBUG("%s", Jim_Debug_ArgvString(interp, argc, argv));
4557 cmd_ctx = Jim_GetAssocData(interp, "context");
4559 Jim_GetOpt_Setup(&goi, interp, argc-1, argv + 1);
4561 if (goi.argc == 0) {
4562 Jim_WrongNumArgs(interp, 1, argv, "missing: command ...");
4566 /* Jim_GetOpt_Debug(&goi); */
4567 r = Jim_GetOpt_Enum(&goi, target_cmds, &x);
4574 Jim_Panic(goi.interp,"Why am I here?");
4576 case TG_CMD_CURRENT:
4577 if (goi.argc != 0) {
4578 Jim_WrongNumArgs(goi.interp, 1, goi.argv, "Too many parameters");
4581 Jim_SetResultString(goi.interp, get_current_target(cmd_ctx)->cmd_name, -1);
4584 if (goi.argc != 0) {
4585 Jim_WrongNumArgs(goi.interp, 1, goi.argv, "Too many parameters");
4588 Jim_SetResult(goi.interp, Jim_NewListObj(goi.interp, NULL, 0));
4589 for (x = 0 ; target_types[x] ; x++) {
4590 Jim_ListAppendElement(goi.interp,
4591 Jim_GetResult(goi.interp),
4592 Jim_NewStringObj(goi.interp, target_types[x]->name, -1));
4596 if (goi.argc != 0) {
4597 Jim_WrongNumArgs(goi.interp, 1, goi.argv, "Too many parameters");
4600 Jim_SetResult(goi.interp, Jim_NewListObj(goi.interp, NULL, 0));
4601 target = all_targets;
4603 Jim_ListAppendElement(goi.interp,
4604 Jim_GetResult(goi.interp),
4605 Jim_NewStringObj(goi.interp, target->cmd_name, -1));
4606 target = target->next;
4611 Jim_WrongNumArgs(goi.interp, goi.argc, goi.argv, "?name ... config options ...");
4614 return target_create(&goi);
4617 /* It's OK to remove this mechanism sometime after August 2010 or so */
4618 LOG_WARNING("don't use numbers as target identifiers; use names");
4619 if (goi.argc != 1) {
4620 Jim_SetResult_sprintf(goi.interp, "expected: target number ?NUMBER?");
4623 e = Jim_GetOpt_Wide(&goi, &w);
4627 for (x = 0, target = all_targets; target; target = target->next, x++) {
4628 if (target->target_number == w)
4631 if (target == NULL) {
4632 Jim_SetResult_sprintf(goi.interp,
4633 "Target: number %d does not exist", (int)(w));
4636 Jim_SetResultString(goi.interp, target->cmd_name, -1);
4639 if (goi.argc != 0) {
4640 Jim_WrongNumArgs(goi.interp, 0, goi.argv, "<no parameters>");
4643 for (x = 0, target = all_targets; target; target = target->next, x++)
4645 Jim_SetResult(goi.interp, Jim_NewIntObj(goi.interp, x));
4661 static int fastload_num;
4662 static struct FastLoad *fastload;
4664 static void free_fastload(void)
4666 if (fastload != NULL)
4669 for (i = 0; i < fastload_num; i++)
4671 if (fastload[i].data)
4672 free(fastload[i].data);
4682 static int handle_fast_load_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
4686 uint32_t image_size;
4687 uint32_t min_address = 0;
4688 uint32_t max_address = 0xffffffff;
4693 duration_t duration;
4694 char *duration_text;
4696 int retval = parse_load_image_command_args(args, argc,
4697 &image, &min_address, &max_address);
4698 if (ERROR_OK != retval)
4701 duration_start_measure(&duration);
4703 if (image_open(&image, args[0], (argc >= 3) ? args[2] : NULL) != ERROR_OK)
4710 fastload_num = image.num_sections;
4711 fastload = (struct FastLoad *)malloc(sizeof(struct FastLoad)*image.num_sections);
4712 if (fastload == NULL)
4714 image_close(&image);
4717 memset(fastload, 0, sizeof(struct FastLoad)*image.num_sections);
4718 for (i = 0; i < image.num_sections; i++)
4720 buffer = malloc(image.sections[i].size);
4723 command_print(cmd_ctx, "error allocating buffer for section (%d bytes)",
4724 (int)(image.sections[i].size));
4728 if ((retval = image_read_section(&image, i, 0x0, image.sections[i].size, buffer, &buf_cnt)) != ERROR_OK)
4734 uint32_t offset = 0;
4735 uint32_t length = buf_cnt;
4738 /* DANGER!!! beware of unsigned comparision here!!! */
4740 if ((image.sections[i].base_address + buf_cnt >= min_address)&&
4741 (image.sections[i].base_address < max_address))
4743 if (image.sections[i].base_address < min_address)
4745 /* clip addresses below */
4746 offset += min_address-image.sections[i].base_address;
4750 if (image.sections[i].base_address + buf_cnt > max_address)
4752 length -= (image.sections[i].base_address + buf_cnt)-max_address;
4755 fastload[i].address = image.sections[i].base_address + offset;
4756 fastload[i].data = malloc(length);
4757 if (fastload[i].data == NULL)
4762 memcpy(fastload[i].data, buffer + offset, length);
4763 fastload[i].length = length;
4765 image_size += length;
4766 command_print(cmd_ctx, "%u bytes written at address 0x%8.8x",
4767 (unsigned int)length,
4768 ((unsigned int)(image.sections[i].base_address + offset)));
4774 duration_stop_measure(&duration, &duration_text);
4775 if (retval == ERROR_OK)
4777 command_print(cmd_ctx, "Loaded %u bytes in %s", (unsigned int)image_size, duration_text);
4778 command_print(cmd_ctx, "NB!!! image has not been loaded to target, issue a subsequent 'fast_load' to do so.");
4780 free(duration_text);
4782 image_close(&image);
4784 if (retval != ERROR_OK)
4792 static int handle_fast_load_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
4795 return ERROR_COMMAND_SYNTAX_ERROR;
4796 if (fastload == NULL)
4798 LOG_ERROR("No image in memory");
4802 int ms = timeval_ms();
4804 int retval = ERROR_OK;
4805 for (i = 0; i < fastload_num;i++)
4807 target_t *target = get_current_target(cmd_ctx);
4808 command_print(cmd_ctx, "Write to 0x%08x, length 0x%08x",
4809 (unsigned int)(fastload[i].address),
4810 (unsigned int)(fastload[i].length));
4811 if (retval == ERROR_OK)
4813 retval = target_write_buffer(target, fastload[i].address, fastload[i].length, fastload[i].data);
4815 size += fastload[i].length;
4817 int after = timeval_ms();
4818 command_print(cmd_ctx, "Loaded image %f kBytes/s", (float)(size/1024.0)/((float)(after-ms)/1000.0));
4822 static int jim_mcrmrc(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
4824 command_context_t *context;
4828 context = Jim_GetAssocData(interp, "context");
4829 if (context == NULL) {
4830 LOG_ERROR("array2mem: no command context");
4833 target = get_current_target(context);
4834 if (target == NULL) {
4835 LOG_ERROR("array2mem: no current target");
4839 if ((argc < 6) || (argc > 7))
4853 e = Jim_GetLong(interp, argv[1], &l);
4859 e = Jim_GetLong(interp, argv[2], &l);
4865 e = Jim_GetLong(interp, argv[3], &l);
4871 e = Jim_GetLong(interp, argv[4], &l);
4877 e = Jim_GetLong(interp, argv[5], &l);
4887 e = Jim_GetLong(interp, argv[6], &l);
4893 retval = target_mcr(target, cpnum, op1, op2, CRn, CRm, value);
4894 if (retval != ERROR_OK)
4898 retval = target_mrc(target, cpnum, op1, op2, CRn, CRm, &value);
4899 if (retval != ERROR_OK)
4902 Jim_SetResult(interp, Jim_NewIntObj(interp, value));