1 /***************************************************************************
2 * Copyright (C) 2005 by Dominic Rath *
3 * Dominic.Rath@gmx.de *
5 * Copyright (C) 2007-2010 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 * Copyright (C) 2011 by Broadcom Corporation *
18 * Evan Hunter - ehunter@broadcom.com *
20 * Copyright (C) ST-Ericsson SA 2011 *
21 * michel.jaouen@stericsson.com : smp minimum support *
23 * This program is free software; you can redistribute it and/or modify *
24 * it under the terms of the GNU General Public License as published by *
25 * the Free Software Foundation; either version 2 of the License, or *
26 * (at your option) any later version. *
28 * This program is distributed in the hope that it will be useful, *
29 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
30 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
31 * GNU General Public License for more details. *
33 * You should have received a copy of the GNU General Public License *
34 * along with this program; if not, write to the *
35 * Free Software Foundation, Inc., *
36 * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
37 ***************************************************************************/
42 #include <helper/time_support.h>
43 #include <jtag/jtag.h>
44 #include <flash/nor/core.h>
47 #include "target_type.h"
48 #include "target_request.h"
49 #include "breakpoints.h"
53 #include "rtos/rtos.h"
56 static int target_read_buffer_default(struct target *target, uint32_t address,
57 uint32_t size, uint8_t *buffer);
58 static int target_write_buffer_default(struct target *target, uint32_t address,
59 uint32_t size, const uint8_t *buffer);
60 static int target_array2mem(Jim_Interp *interp, struct target *target,
61 int argc, Jim_Obj *const *argv);
62 static int target_mem2array(Jim_Interp *interp, struct target *target,
63 int argc, Jim_Obj *const *argv);
64 static int target_register_user_commands(struct command_context *cmd_ctx);
67 extern struct target_type arm7tdmi_target;
68 extern struct target_type arm720t_target;
69 extern struct target_type arm9tdmi_target;
70 extern struct target_type arm920t_target;
71 extern struct target_type arm966e_target;
72 extern struct target_type arm946e_target;
73 extern struct target_type arm926ejs_target;
74 extern struct target_type fa526_target;
75 extern struct target_type feroceon_target;
76 extern struct target_type dragonite_target;
77 extern struct target_type xscale_target;
78 extern struct target_type cortexm3_target;
79 extern struct target_type cortexa8_target;
80 extern struct target_type arm11_target;
81 extern struct target_type mips_m4k_target;
82 extern struct target_type avr_target;
83 extern struct target_type dsp563xx_target;
84 extern struct target_type dsp5680xx_target;
85 extern struct target_type testee_target;
86 extern struct target_type avr32_ap7k_target;
88 static struct target_type *target_types[] =
113 struct target *all_targets = NULL;
114 static struct target_event_callback *target_event_callbacks = NULL;
115 static struct target_timer_callback *target_timer_callbacks = NULL;
116 static const int polling_interval = 100;
118 static const Jim_Nvp nvp_assert[] = {
119 { .name = "assert", NVP_ASSERT },
120 { .name = "deassert", NVP_DEASSERT },
121 { .name = "T", NVP_ASSERT },
122 { .name = "F", NVP_DEASSERT },
123 { .name = "t", NVP_ASSERT },
124 { .name = "f", NVP_DEASSERT },
125 { .name = NULL, .value = -1 }
128 static const Jim_Nvp nvp_error_target[] = {
129 { .value = ERROR_TARGET_INVALID, .name = "err-invalid" },
130 { .value = ERROR_TARGET_INIT_FAILED, .name = "err-init-failed" },
131 { .value = ERROR_TARGET_TIMEOUT, .name = "err-timeout" },
132 { .value = ERROR_TARGET_NOT_HALTED, .name = "err-not-halted" },
133 { .value = ERROR_TARGET_FAILURE, .name = "err-failure" },
134 { .value = ERROR_TARGET_UNALIGNED_ACCESS , .name = "err-unaligned-access" },
135 { .value = ERROR_TARGET_DATA_ABORT , .name = "err-data-abort" },
136 { .value = ERROR_TARGET_RESOURCE_NOT_AVAILABLE , .name = "err-resource-not-available" },
137 { .value = ERROR_TARGET_TRANSLATION_FAULT , .name = "err-translation-fault" },
138 { .value = ERROR_TARGET_NOT_RUNNING, .name = "err-not-running" },
139 { .value = ERROR_TARGET_NOT_EXAMINED, .name = "err-not-examined" },
140 { .value = -1, .name = NULL }
143 static const char *target_strerror_safe(int err)
147 n = Jim_Nvp_value2name_simple(nvp_error_target, err);
148 if (n->name == NULL) {
155 static const Jim_Nvp nvp_target_event[] = {
156 { .value = TARGET_EVENT_OLD_gdb_program_config , .name = "old-gdb_program_config" },
157 { .value = TARGET_EVENT_OLD_pre_resume , .name = "old-pre_resume" },
159 { .value = TARGET_EVENT_GDB_HALT, .name = "gdb-halt" },
160 { .value = TARGET_EVENT_HALTED, .name = "halted" },
161 { .value = TARGET_EVENT_RESUMED, .name = "resumed" },
162 { .value = TARGET_EVENT_RESUME_START, .name = "resume-start" },
163 { .value = TARGET_EVENT_RESUME_END, .name = "resume-end" },
165 { .name = "gdb-start", .value = TARGET_EVENT_GDB_START },
166 { .name = "gdb-end", .value = TARGET_EVENT_GDB_END },
168 /* historical name */
170 { .value = TARGET_EVENT_RESET_START, .name = "reset-start" },
172 { .value = TARGET_EVENT_RESET_ASSERT_PRE, .name = "reset-assert-pre" },
173 { .value = TARGET_EVENT_RESET_ASSERT, .name = "reset-assert" },
174 { .value = TARGET_EVENT_RESET_ASSERT_POST, .name = "reset-assert-post" },
175 { .value = TARGET_EVENT_RESET_DEASSERT_PRE, .name = "reset-deassert-pre" },
176 { .value = TARGET_EVENT_RESET_DEASSERT_POST, .name = "reset-deassert-post" },
177 { .value = TARGET_EVENT_RESET_HALT_PRE, .name = "reset-halt-pre" },
178 { .value = TARGET_EVENT_RESET_HALT_POST, .name = "reset-halt-post" },
179 { .value = TARGET_EVENT_RESET_WAIT_PRE, .name = "reset-wait-pre" },
180 { .value = TARGET_EVENT_RESET_WAIT_POST, .name = "reset-wait-post" },
181 { .value = TARGET_EVENT_RESET_INIT, .name = "reset-init" },
182 { .value = TARGET_EVENT_RESET_END, .name = "reset-end" },
184 { .value = TARGET_EVENT_EXAMINE_START, .name = "examine-start" },
185 { .value = TARGET_EVENT_EXAMINE_END, .name = "examine-end" },
187 { .value = TARGET_EVENT_DEBUG_HALTED, .name = "debug-halted" },
188 { .value = TARGET_EVENT_DEBUG_RESUMED, .name = "debug-resumed" },
190 { .value = TARGET_EVENT_GDB_ATTACH, .name = "gdb-attach" },
191 { .value = TARGET_EVENT_GDB_DETACH, .name = "gdb-detach" },
193 { .value = TARGET_EVENT_GDB_FLASH_WRITE_START, .name = "gdb-flash-write-start" },
194 { .value = TARGET_EVENT_GDB_FLASH_WRITE_END , .name = "gdb-flash-write-end" },
196 { .value = TARGET_EVENT_GDB_FLASH_ERASE_START, .name = "gdb-flash-erase-start" },
197 { .value = TARGET_EVENT_GDB_FLASH_ERASE_END , .name = "gdb-flash-erase-end" },
199 { .value = TARGET_EVENT_RESUME_START, .name = "resume-start" },
200 { .value = TARGET_EVENT_RESUMED , .name = "resume-ok" },
201 { .value = TARGET_EVENT_RESUME_END , .name = "resume-end" },
203 { .name = NULL, .value = -1 }
206 static const Jim_Nvp nvp_target_state[] = {
207 { .name = "unknown", .value = TARGET_UNKNOWN },
208 { .name = "running", .value = TARGET_RUNNING },
209 { .name = "halted", .value = TARGET_HALTED },
210 { .name = "reset", .value = TARGET_RESET },
211 { .name = "debug-running", .value = TARGET_DEBUG_RUNNING },
212 { .name = NULL, .value = -1 },
215 static const Jim_Nvp nvp_target_debug_reason [] = {
216 { .name = "debug-request" , .value = DBG_REASON_DBGRQ },
217 { .name = "breakpoint" , .value = DBG_REASON_BREAKPOINT },
218 { .name = "watchpoint" , .value = DBG_REASON_WATCHPOINT },
219 { .name = "watchpoint-and-breakpoint", .value = DBG_REASON_WPTANDBKPT },
220 { .name = "single-step" , .value = DBG_REASON_SINGLESTEP },
221 { .name = "target-not-halted" , .value = DBG_REASON_NOTHALTED },
222 { .name = "undefined" , .value = DBG_REASON_UNDEFINED },
223 { .name = NULL, .value = -1 },
226 static const Jim_Nvp nvp_target_endian[] = {
227 { .name = "big", .value = TARGET_BIG_ENDIAN },
228 { .name = "little", .value = TARGET_LITTLE_ENDIAN },
229 { .name = "be", .value = TARGET_BIG_ENDIAN },
230 { .name = "le", .value = TARGET_LITTLE_ENDIAN },
231 { .name = NULL, .value = -1 },
234 static const Jim_Nvp nvp_reset_modes[] = {
235 { .name = "unknown", .value = RESET_UNKNOWN },
236 { .name = "run" , .value = RESET_RUN },
237 { .name = "halt" , .value = RESET_HALT },
238 { .name = "init" , .value = RESET_INIT },
239 { .name = NULL , .value = -1 },
242 const char *debug_reason_name(struct target *t)
246 cp = Jim_Nvp_value2name_simple(nvp_target_debug_reason,
247 t->debug_reason)->name;
249 LOG_ERROR("Invalid debug reason: %d", (int)(t->debug_reason));
250 cp = "(*BUG*unknown*BUG*)";
256 target_state_name( struct target *t )
259 cp = Jim_Nvp_value2name_simple(nvp_target_state, t->state)->name;
261 LOG_ERROR("Invalid target state: %d", (int)(t->state));
262 cp = "(*BUG*unknown*BUG*)";
267 /* determine the number of the new target */
268 static int new_target_number(void)
273 /* number is 0 based */
277 if (x < t->target_number) {
278 x = t->target_number;
285 /* read a uint32_t from a buffer in target memory endianness */
286 uint32_t target_buffer_get_u32(struct target *target, const uint8_t *buffer)
288 if (target->endianness == TARGET_LITTLE_ENDIAN)
289 return le_to_h_u32(buffer);
291 return be_to_h_u32(buffer);
294 /* read a uint24_t from a buffer in target memory endianness */
295 uint32_t target_buffer_get_u24(struct target *target, const uint8_t *buffer)
297 if (target->endianness == TARGET_LITTLE_ENDIAN)
298 return le_to_h_u24(buffer);
300 return be_to_h_u24(buffer);
303 /* read a uint16_t from a buffer in target memory endianness */
304 uint16_t target_buffer_get_u16(struct target *target, const uint8_t *buffer)
306 if (target->endianness == TARGET_LITTLE_ENDIAN)
307 return le_to_h_u16(buffer);
309 return be_to_h_u16(buffer);
312 /* read a uint8_t from a buffer in target memory endianness */
313 static uint8_t target_buffer_get_u8(struct target *target, const uint8_t *buffer)
315 return *buffer & 0x0ff;
318 /* write a uint32_t to a buffer in target memory endianness */
319 void target_buffer_set_u32(struct target *target, uint8_t *buffer, uint32_t value)
321 if (target->endianness == TARGET_LITTLE_ENDIAN)
322 h_u32_to_le(buffer, value);
324 h_u32_to_be(buffer, value);
327 /* write a uint24_t to a buffer in target memory endianness */
328 void target_buffer_set_u24(struct target *target, uint8_t *buffer, uint32_t value)
330 if (target->endianness == TARGET_LITTLE_ENDIAN)
331 h_u24_to_le(buffer, value);
333 h_u24_to_be(buffer, value);
336 /* write a uint16_t to a buffer in target memory endianness */
337 void target_buffer_set_u16(struct target *target, uint8_t *buffer, uint16_t value)
339 if (target->endianness == TARGET_LITTLE_ENDIAN)
340 h_u16_to_le(buffer, value);
342 h_u16_to_be(buffer, value);
345 /* write a uint8_t to a buffer in target memory endianness */
346 static void target_buffer_set_u8(struct target *target, uint8_t *buffer, uint8_t value)
351 /* write a uint32_t array to a buffer in target memory endianness */
352 void target_buffer_get_u32_array(struct target *target, const uint8_t *buffer, uint32_t count, uint32_t *dstbuf)
355 for(i = 0; i < count; i ++)
356 dstbuf[i] = target_buffer_get_u32(target,&buffer[i*4]);
359 /* write a uint16_t array to a buffer in target memory endianness */
360 void target_buffer_get_u16_array(struct target *target, const uint8_t *buffer, uint32_t count, uint16_t *dstbuf)
363 for(i = 0; i < count; i ++)
364 dstbuf[i] = target_buffer_get_u16(target,&buffer[i*2]);
367 /* write a uint32_t array to a buffer in target memory endianness */
368 void target_buffer_set_u32_array(struct target *target, uint8_t *buffer, uint32_t count, uint32_t *srcbuf)
371 for(i = 0; i < count; i ++)
372 target_buffer_set_u32(target,&buffer[i*4],srcbuf[i]);
375 /* write a uint16_t array to a buffer in target memory endianness */
376 void target_buffer_set_u16_array(struct target *target, uint8_t *buffer, uint32_t count, uint16_t *srcbuf)
379 for(i = 0; i < count; i ++)
380 target_buffer_set_u16(target,&buffer[i*2],srcbuf[i]);
383 /* return a pointer to a configured target; id is name or number */
384 struct target *get_target(const char *id)
386 struct target *target;
388 /* try as tcltarget name */
389 for (target = all_targets; target; target = target->next) {
390 if (target->cmd_name == NULL)
392 if (strcmp(id, target->cmd_name) == 0)
396 /* It's OK to remove this fallback sometime after August 2010 or so */
398 /* no match, try as number */
400 if (parse_uint(id, &num) != ERROR_OK)
403 for (target = all_targets; target; target = target->next) {
404 if (target->target_number == (int)num) {
405 LOG_WARNING("use '%s' as target identifier, not '%u'",
406 target->cmd_name, num);
414 /* returns a pointer to the n-th configured target */
415 static struct target *get_target_by_num(int num)
417 struct target *target = all_targets;
420 if (target->target_number == num) {
423 target = target->next;
429 struct target* get_current_target(struct command_context *cmd_ctx)
431 struct target *target = get_target_by_num(cmd_ctx->current_target);
435 LOG_ERROR("BUG: current_target out of bounds");
442 int target_poll(struct target *target)
446 /* We can't poll until after examine */
447 if (!target_was_examined(target))
449 /* Fail silently lest we pollute the log */
453 retval = target->type->poll(target);
454 if (retval != ERROR_OK)
457 if (target->halt_issued)
459 if (target->state == TARGET_HALTED)
461 target->halt_issued = false;
464 long long t = timeval_ms() - target->halt_issued_time;
467 target->halt_issued = false;
468 LOG_INFO("Halt timed out, wake up GDB.");
469 target_call_event_callbacks(target, TARGET_EVENT_GDB_HALT);
477 int target_halt(struct target *target)
480 /* We can't poll until after examine */
481 if (!target_was_examined(target))
483 LOG_ERROR("Target not examined yet");
487 retval = target->type->halt(target);
488 if (retval != ERROR_OK)
491 target->halt_issued = true;
492 target->halt_issued_time = timeval_ms();
498 * Make the target (re)start executing using its saved execution
499 * context (possibly with some modifications).
501 * @param target Which target should start executing.
502 * @param current True to use the target's saved program counter instead
503 * of the address parameter
504 * @param address Optionally used as the program counter.
505 * @param handle_breakpoints True iff breakpoints at the resumption PC
506 * should be skipped. (For example, maybe execution was stopped by
507 * such a breakpoint, in which case it would be counterprodutive to
509 * @param debug_execution False if all working areas allocated by OpenOCD
510 * should be released and/or restored to their original contents.
511 * (This would for example be true to run some downloaded "helper"
512 * algorithm code, which resides in one such working buffer and uses
513 * another for data storage.)
515 * @todo Resolve the ambiguity about what the "debug_execution" flag
516 * signifies. For example, Target implementations don't agree on how
517 * it relates to invalidation of the register cache, or to whether
518 * breakpoints and watchpoints should be enabled. (It would seem wrong
519 * to enable breakpoints when running downloaded "helper" algorithms
520 * (debug_execution true), since the breakpoints would be set to match
521 * target firmware being debugged, not the helper algorithm.... and
522 * enabling them could cause such helpers to malfunction (for example,
523 * by overwriting data with a breakpoint instruction. On the other
524 * hand the infrastructure for running such helpers might use this
525 * procedure but rely on hardware breakpoint to detect termination.)
527 int target_resume(struct target *target, int current, uint32_t address, int handle_breakpoints, int debug_execution)
531 /* We can't poll until after examine */
532 if (!target_was_examined(target))
534 LOG_ERROR("Target not examined yet");
538 /* note that resume *must* be asynchronous. The CPU can halt before
539 * we poll. The CPU can even halt at the current PC as a result of
540 * a software breakpoint being inserted by (a bug?) the application.
542 if ((retval = target->type->resume(target, current, address, handle_breakpoints, debug_execution)) != ERROR_OK)
548 static int target_process_reset(struct command_context *cmd_ctx, enum target_reset_mode reset_mode)
553 n = Jim_Nvp_value2name_simple(nvp_reset_modes, reset_mode);
554 if (n->name == NULL) {
555 LOG_ERROR("invalid reset mode");
559 /* disable polling during reset to make reset event scripts
560 * more predictable, i.e. dr/irscan & pathmove in events will
561 * not have JTAG operations injected into the middle of a sequence.
563 bool save_poll = jtag_poll_get_enabled();
565 jtag_poll_set_enabled(false);
567 sprintf(buf, "ocd_process_reset %s", n->name);
568 retval = Jim_Eval(cmd_ctx->interp, buf);
570 jtag_poll_set_enabled(save_poll);
572 if (retval != JIM_OK) {
573 Jim_MakeErrorMessage(cmd_ctx->interp);
574 command_print(NULL,"%s\n", Jim_GetString(Jim_GetResult(cmd_ctx->interp), NULL));
578 /* We want any events to be processed before the prompt */
579 retval = target_call_timer_callbacks_now();
581 struct target *target;
582 for (target = all_targets; target; target = target->next) {
583 target->type->check_reset(target);
589 static int identity_virt2phys(struct target *target,
590 uint32_t virtual, uint32_t *physical)
596 static int no_mmu(struct target *target, int *enabled)
602 static int default_examine(struct target *target)
604 target_set_examined(target);
608 /* no check by default */
609 static int default_check_reset(struct target *target)
614 int target_examine_one(struct target *target)
616 return target->type->examine(target);
619 static int jtag_enable_callback(enum jtag_event event, void *priv)
621 struct target *target = priv;
623 if (event != JTAG_TAP_EVENT_ENABLE || !target->tap->enabled)
626 jtag_unregister_event_callback(jtag_enable_callback, target);
627 return target_examine_one(target);
631 /* Targets that correctly implement init + examine, i.e.
632 * no communication with target during init:
636 int target_examine(void)
638 int retval = ERROR_OK;
639 struct target *target;
641 for (target = all_targets; target; target = target->next)
643 /* defer examination, but don't skip it */
644 if (!target->tap->enabled) {
645 jtag_register_event_callback(jtag_enable_callback,
649 if ((retval = target_examine_one(target)) != ERROR_OK)
654 const char *target_type_name(struct target *target)
656 return target->type->name;
659 static int target_write_memory_imp(struct target *target, uint32_t address, uint32_t size, uint32_t count, const uint8_t *buffer)
661 if (!target_was_examined(target))
663 LOG_ERROR("Target not examined yet");
666 return target->type->write_memory_imp(target, address, size, count, buffer);
669 static int target_read_memory_imp(struct target *target, uint32_t address, uint32_t size, uint32_t count, uint8_t *buffer)
671 if (!target_was_examined(target))
673 LOG_ERROR("Target not examined yet");
676 return target->type->read_memory_imp(target, address, size, count, buffer);
679 static int target_soft_reset_halt_imp(struct target *target)
681 if (!target_was_examined(target))
683 LOG_ERROR("Target not examined yet");
686 if (!target->type->soft_reset_halt_imp) {
687 LOG_ERROR("Target %s does not support soft_reset_halt",
688 target_name(target));
691 return target->type->soft_reset_halt_imp(target);
695 * Downloads a target-specific native code algorithm to the target,
696 * and executes it. * Note that some targets may need to set up, enable,
697 * and tear down a breakpoint (hard or * soft) to detect algorithm
698 * termination, while others may support lower overhead schemes where
699 * soft breakpoints embedded in the algorithm automatically terminate the
702 * @param target used to run the algorithm
703 * @param arch_info target-specific description of the algorithm.
705 int target_run_algorithm(struct target *target,
706 int num_mem_params, struct mem_param *mem_params,
707 int num_reg_params, struct reg_param *reg_param,
708 uint32_t entry_point, uint32_t exit_point,
709 int timeout_ms, void *arch_info)
711 int retval = ERROR_FAIL;
713 if (!target_was_examined(target))
715 LOG_ERROR("Target not examined yet");
718 if (!target->type->run_algorithm) {
719 LOG_ERROR("Target type '%s' does not support %s",
720 target_type_name(target), __func__);
724 target->running_alg = true;
725 retval = target->type->run_algorithm(target,
726 num_mem_params, mem_params,
727 num_reg_params, reg_param,
728 entry_point, exit_point, timeout_ms, arch_info);
729 target->running_alg = false;
736 * Downloads a target-specific native code algorithm to the target,
737 * executes and leaves it running.
739 * @param target used to run the algorithm
740 * @param arch_info target-specific description of the algorithm.
742 int target_start_algorithm(struct target *target,
743 int num_mem_params, struct mem_param *mem_params,
744 int num_reg_params, struct reg_param *reg_params,
745 uint32_t entry_point, uint32_t exit_point,
748 int retval = ERROR_FAIL;
750 if (!target_was_examined(target))
752 LOG_ERROR("Target not examined yet");
755 if (!target->type->start_algorithm) {
756 LOG_ERROR("Target type '%s' does not support %s",
757 target_type_name(target), __func__);
760 if (target->running_alg) {
761 LOG_ERROR("Target is already running an algorithm");
765 target->running_alg = true;
766 retval = target->type->start_algorithm(target,
767 num_mem_params, mem_params,
768 num_reg_params, reg_params,
769 entry_point, exit_point, arch_info);
776 * Waits for an algorithm started with target_start_algorithm() to complete.
778 * @param target used to run the algorithm
779 * @param arch_info target-specific description of the algorithm.
781 int target_wait_algorithm(struct target *target,
782 int num_mem_params, struct mem_param *mem_params,
783 int num_reg_params, struct reg_param *reg_params,
784 uint32_t exit_point, int timeout_ms,
787 int retval = ERROR_FAIL;
789 if (!target->type->wait_algorithm) {
790 LOG_ERROR("Target type '%s' does not support %s",
791 target_type_name(target), __func__);
794 if (!target->running_alg) {
795 LOG_ERROR("Target is not running an algorithm");
799 retval = target->type->wait_algorithm(target,
800 num_mem_params, mem_params,
801 num_reg_params, reg_params,
802 exit_point, timeout_ms, arch_info);
803 if (retval != ERROR_TARGET_TIMEOUT)
804 target->running_alg = false;
811 int target_read_memory(struct target *target,
812 uint32_t address, uint32_t size, uint32_t count, uint8_t *buffer)
814 return target->type->read_memory(target, address, size, count, buffer);
817 static int target_read_phys_memory(struct target *target,
818 uint32_t address, uint32_t size, uint32_t count, uint8_t *buffer)
820 return target->type->read_phys_memory(target, address, size, count, buffer);
823 int target_write_memory(struct target *target,
824 uint32_t address, uint32_t size, uint32_t count, const uint8_t *buffer)
826 return target->type->write_memory(target, address, size, count, buffer);
829 static int target_write_phys_memory(struct target *target,
830 uint32_t address, uint32_t size, uint32_t count, const uint8_t *buffer)
832 return target->type->write_phys_memory(target, address, size, count, buffer);
835 int target_bulk_write_memory(struct target *target,
836 uint32_t address, uint32_t count, const uint8_t *buffer)
838 return target->type->bulk_write_memory(target, address, count, buffer);
841 int target_add_breakpoint(struct target *target,
842 struct breakpoint *breakpoint)
844 if ((target->state != TARGET_HALTED)&&(breakpoint->type!=BKPT_HARD)) {
845 LOG_WARNING("target %s is not halted", target->cmd_name);
846 return ERROR_TARGET_NOT_HALTED;
848 return target->type->add_breakpoint(target, breakpoint);
851 int target_add_context_breakpoint(struct target *target,
852 struct breakpoint *breakpoint)
854 if (target->state != TARGET_HALTED) {
855 LOG_WARNING("target %s is not halted", target->cmd_name);
856 return ERROR_TARGET_NOT_HALTED;
858 return target->type->add_context_breakpoint(target, breakpoint);
861 int target_add_hybrid_breakpoint(struct target *target,
862 struct breakpoint *breakpoint)
864 if (target->state != TARGET_HALTED) {
865 LOG_WARNING("target %s is not halted", target->cmd_name);
866 return ERROR_TARGET_NOT_HALTED;
868 return target->type->add_hybrid_breakpoint(target, breakpoint);
871 int target_remove_breakpoint(struct target *target,
872 struct breakpoint *breakpoint)
874 return target->type->remove_breakpoint(target, breakpoint);
877 int target_add_watchpoint(struct target *target,
878 struct watchpoint *watchpoint)
880 if (target->state != TARGET_HALTED) {
881 LOG_WARNING("target %s is not halted", target->cmd_name);
882 return ERROR_TARGET_NOT_HALTED;
884 return target->type->add_watchpoint(target, watchpoint);
886 int target_remove_watchpoint(struct target *target,
887 struct watchpoint *watchpoint)
889 return target->type->remove_watchpoint(target, watchpoint);
892 int target_get_gdb_reg_list(struct target *target,
893 struct reg **reg_list[], int *reg_list_size)
895 return target->type->get_gdb_reg_list(target, reg_list, reg_list_size);
897 int target_step(struct target *target,
898 int current, uint32_t address, int handle_breakpoints)
900 return target->type->step(target, current, address, handle_breakpoints);
905 * Reset the @c examined flag for the given target.
906 * Pure paranoia -- targets are zeroed on allocation.
908 static void target_reset_examined(struct target *target)
910 target->examined = false;
914 err_read_phys_memory(struct target *target, uint32_t address,
915 uint32_t size, uint32_t count, uint8_t *buffer)
917 LOG_ERROR("Not implemented: %s", __func__);
922 err_write_phys_memory(struct target *target, uint32_t address,
923 uint32_t size, uint32_t count, const uint8_t *buffer)
925 LOG_ERROR("Not implemented: %s", __func__);
929 static int handle_target(void *priv);
931 static int target_init_one(struct command_context *cmd_ctx,
932 struct target *target)
934 target_reset_examined(target);
936 struct target_type *type = target->type;
937 if (type->examine == NULL)
938 type->examine = default_examine;
940 if (type->check_reset== NULL)
941 type->check_reset = default_check_reset;
943 int retval = type->init_target(cmd_ctx, target);
944 if (ERROR_OK != retval)
946 LOG_ERROR("target '%s' init failed", target_name(target));
951 * @todo get rid of those *memory_imp() methods, now that all
952 * callers are using target_*_memory() accessors ... and make
953 * sure the "physical" paths handle the same issues.
955 /* a non-invasive way(in terms of patches) to add some code that
956 * runs before the type->write/read_memory implementation
958 type->write_memory_imp = target->type->write_memory;
959 type->write_memory = target_write_memory_imp;
961 type->read_memory_imp = target->type->read_memory;
962 type->read_memory = target_read_memory_imp;
964 type->soft_reset_halt_imp = target->type->soft_reset_halt;
965 type->soft_reset_halt = target_soft_reset_halt_imp;
967 /* Sanity-check MMU support ... stub in what we must, to help
968 * implement it in stages, but warn if we need to do so.
972 if (type->write_phys_memory == NULL)
974 LOG_ERROR("type '%s' is missing write_phys_memory",
976 type->write_phys_memory = err_write_phys_memory;
978 if (type->read_phys_memory == NULL)
980 LOG_ERROR("type '%s' is missing read_phys_memory",
982 type->read_phys_memory = err_read_phys_memory;
984 if (type->virt2phys == NULL)
986 LOG_ERROR("type '%s' is missing virt2phys", type->name);
987 type->virt2phys = identity_virt2phys;
992 /* Make sure no-MMU targets all behave the same: make no
993 * distinction between physical and virtual addresses, and
994 * ensure that virt2phys() is always an identity mapping.
996 if (type->write_phys_memory || type->read_phys_memory
999 LOG_WARNING("type '%s' has bad MMU hooks", type->name);
1003 type->write_phys_memory = type->write_memory;
1004 type->read_phys_memory = type->read_memory;
1005 type->virt2phys = identity_virt2phys;
1008 if (target->type->read_buffer == NULL)
1009 target->type->read_buffer = target_read_buffer_default;
1011 if (target->type->write_buffer == NULL)
1012 target->type->write_buffer = target_write_buffer_default;
1017 static int target_init(struct command_context *cmd_ctx)
1019 struct target *target;
1022 for (target = all_targets; target; target = target->next)
1024 retval = target_init_one(cmd_ctx, target);
1025 if (ERROR_OK != retval)
1032 retval = target_register_user_commands(cmd_ctx);
1033 if (ERROR_OK != retval)
1036 retval = target_register_timer_callback(&handle_target,
1037 polling_interval, 1, cmd_ctx->interp);
1038 if (ERROR_OK != retval)
1044 COMMAND_HANDLER(handle_target_init_command)
1049 return ERROR_COMMAND_SYNTAX_ERROR;
1051 static bool target_initialized = false;
1052 if (target_initialized)
1054 LOG_INFO("'target init' has already been called");
1057 target_initialized = true;
1059 retval = command_run_line(CMD_CTX, "init_targets");
1060 if (ERROR_OK != retval)
1063 LOG_DEBUG("Initializing targets...");
1064 return target_init(CMD_CTX);
1067 int target_register_event_callback(int (*callback)(struct target *target, enum target_event event, void *priv), void *priv)
1069 struct target_event_callback **callbacks_p = &target_event_callbacks;
1071 if (callback == NULL)
1073 return ERROR_INVALID_ARGUMENTS;
1078 while ((*callbacks_p)->next)
1079 callbacks_p = &((*callbacks_p)->next);
1080 callbacks_p = &((*callbacks_p)->next);
1083 (*callbacks_p) = malloc(sizeof(struct target_event_callback));
1084 (*callbacks_p)->callback = callback;
1085 (*callbacks_p)->priv = priv;
1086 (*callbacks_p)->next = NULL;
1091 int target_register_timer_callback(int (*callback)(void *priv), int time_ms, int periodic, void *priv)
1093 struct target_timer_callback **callbacks_p = &target_timer_callbacks;
1096 if (callback == NULL)
1098 return ERROR_INVALID_ARGUMENTS;
1103 while ((*callbacks_p)->next)
1104 callbacks_p = &((*callbacks_p)->next);
1105 callbacks_p = &((*callbacks_p)->next);
1108 (*callbacks_p) = malloc(sizeof(struct target_timer_callback));
1109 (*callbacks_p)->callback = callback;
1110 (*callbacks_p)->periodic = periodic;
1111 (*callbacks_p)->time_ms = time_ms;
1113 gettimeofday(&now, NULL);
1114 (*callbacks_p)->when.tv_usec = now.tv_usec + (time_ms % 1000) * 1000;
1115 time_ms -= (time_ms % 1000);
1116 (*callbacks_p)->when.tv_sec = now.tv_sec + (time_ms / 1000);
1117 if ((*callbacks_p)->when.tv_usec > 1000000)
1119 (*callbacks_p)->when.tv_usec = (*callbacks_p)->when.tv_usec - 1000000;
1120 (*callbacks_p)->when.tv_sec += 1;
1123 (*callbacks_p)->priv = priv;
1124 (*callbacks_p)->next = NULL;
1129 int target_unregister_event_callback(int (*callback)(struct target *target, enum target_event event, void *priv), void *priv)
1131 struct target_event_callback **p = &target_event_callbacks;
1132 struct target_event_callback *c = target_event_callbacks;
1134 if (callback == NULL)
1136 return ERROR_INVALID_ARGUMENTS;
1141 struct target_event_callback *next = c->next;
1142 if ((c->callback == callback) && (c->priv == priv))
1156 static int target_unregister_timer_callback(int (*callback)(void *priv), void *priv)
1158 struct target_timer_callback **p = &target_timer_callbacks;
1159 struct target_timer_callback *c = target_timer_callbacks;
1161 if (callback == NULL)
1163 return ERROR_INVALID_ARGUMENTS;
1168 struct target_timer_callback *next = c->next;
1169 if ((c->callback == callback) && (c->priv == priv))
1183 int target_call_event_callbacks(struct target *target, enum target_event event)
1185 struct target_event_callback *callback = target_event_callbacks;
1186 struct target_event_callback *next_callback;
1188 if (event == TARGET_EVENT_HALTED)
1190 /* execute early halted first */
1191 target_call_event_callbacks(target, TARGET_EVENT_GDB_HALT);
1194 LOG_DEBUG("target event %i (%s)",
1196 Jim_Nvp_value2name_simple(nvp_target_event, event)->name);
1198 target_handle_event(target, event);
1202 next_callback = callback->next;
1203 callback->callback(target, event, callback->priv);
1204 callback = next_callback;
1210 static int target_timer_callback_periodic_restart(
1211 struct target_timer_callback *cb, struct timeval *now)
1213 int time_ms = cb->time_ms;
1214 cb->when.tv_usec = now->tv_usec + (time_ms % 1000) * 1000;
1215 time_ms -= (time_ms % 1000);
1216 cb->when.tv_sec = now->tv_sec + time_ms / 1000;
1217 if (cb->when.tv_usec > 1000000)
1219 cb->when.tv_usec = cb->when.tv_usec - 1000000;
1220 cb->when.tv_sec += 1;
1225 static int target_call_timer_callback(struct target_timer_callback *cb,
1226 struct timeval *now)
1228 cb->callback(cb->priv);
1231 return target_timer_callback_periodic_restart(cb, now);
1233 return target_unregister_timer_callback(cb->callback, cb->priv);
1236 static int target_call_timer_callbacks_check_time(int checktime)
1241 gettimeofday(&now, NULL);
1243 struct target_timer_callback *callback = target_timer_callbacks;
1246 // cleaning up may unregister and free this callback
1247 struct target_timer_callback *next_callback = callback->next;
1249 bool call_it = callback->callback &&
1250 ((!checktime && callback->periodic) ||
1251 now.tv_sec > callback->when.tv_sec ||
1252 (now.tv_sec == callback->when.tv_sec &&
1253 now.tv_usec >= callback->when.tv_usec));
1257 int retval = target_call_timer_callback(callback, &now);
1258 if (retval != ERROR_OK)
1262 callback = next_callback;
1268 int target_call_timer_callbacks(void)
1270 return target_call_timer_callbacks_check_time(1);
1273 /* invoke periodic callbacks immediately */
1274 int target_call_timer_callbacks_now(void)
1276 return target_call_timer_callbacks_check_time(0);
1279 int target_alloc_working_area_try(struct target *target, uint32_t size, struct working_area **area)
1281 struct working_area *c = target->working_areas;
1282 struct working_area *new_wa = NULL;
1284 /* Reevaluate working area address based on MMU state*/
1285 if (target->working_areas == NULL)
1290 retval = target->type->mmu(target, &enabled);
1291 if (retval != ERROR_OK)
1297 if (target->working_area_phys_spec) {
1298 LOG_DEBUG("MMU disabled, using physical "
1299 "address for working memory 0x%08x",
1300 (unsigned)target->working_area_phys);
1301 target->working_area = target->working_area_phys;
1303 LOG_ERROR("No working memory available. "
1304 "Specify -work-area-phys to target.");
1305 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE;
1308 if (target->working_area_virt_spec) {
1309 LOG_DEBUG("MMU enabled, using virtual "
1310 "address for working memory 0x%08x",
1311 (unsigned)target->working_area_virt);
1312 target->working_area = target->working_area_virt;
1314 LOG_ERROR("No working memory available. "
1315 "Specify -work-area-virt to target.");
1316 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE;
1321 /* only allocate multiples of 4 byte */
1324 LOG_ERROR("BUG: code tried to allocate unaligned number of bytes (0x%08x), padding", ((unsigned)(size)));
1325 size = (size + 3) & (~3);
1328 /* see if there's already a matching working area */
1331 if ((c->free) && (c->size == size))
1339 /* if not, allocate a new one */
1342 struct working_area **p = &target->working_areas;
1343 uint32_t first_free = target->working_area;
1344 uint32_t free_size = target->working_area_size;
1346 c = target->working_areas;
1349 first_free += c->size;
1350 free_size -= c->size;
1355 if (free_size < size)
1357 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE;
1360 LOG_DEBUG("allocated new working area at address 0x%08x", (unsigned)first_free);
1362 new_wa = malloc(sizeof(struct working_area));
1363 new_wa->next = NULL;
1364 new_wa->size = size;
1365 new_wa->address = first_free;
1367 if (target->backup_working_area)
1370 new_wa->backup = malloc(new_wa->size);
1371 if ((retval = target_read_memory(target, new_wa->address, 4, new_wa->size / 4, new_wa->backup)) != ERROR_OK)
1373 free(new_wa->backup);
1380 new_wa->backup = NULL;
1383 /* put new entry in list */
1387 /* mark as used, and return the new (reused) area */
1388 new_wa->free = false;
1392 new_wa->user = area;
1397 int target_alloc_working_area(struct target *target, uint32_t size, struct working_area **area)
1401 retval = target_alloc_working_area_try(target, size, area);
1402 if (retval == ERROR_TARGET_RESOURCE_NOT_AVAILABLE)
1404 LOG_WARNING("not enough working area available(requested %u)", (unsigned)(size));
1410 static int target_free_working_area_restore(struct target *target, struct working_area *area, int restore)
1415 if (restore && target->backup_working_area)
1418 if ((retval = target_write_memory(target, area->address, 4, area->size / 4, area->backup)) != ERROR_OK)
1424 /* mark user pointer invalid */
1431 int target_free_working_area(struct target *target, struct working_area *area)
1433 return target_free_working_area_restore(target, area, 1);
1436 /* free resources and restore memory, if restoring memory fails,
1437 * free up resources anyway
1439 static void target_free_all_working_areas_restore(struct target *target, int restore)
1441 struct working_area *c = target->working_areas;
1445 struct working_area *next = c->next;
1446 target_free_working_area_restore(target, c, restore);
1456 target->working_areas = NULL;
1459 void target_free_all_working_areas(struct target *target)
1461 target_free_all_working_areas_restore(target, 1);
1464 int target_arch_state(struct target *target)
1469 LOG_USER("No target has been configured");
1473 LOG_USER("target state: %s", target_state_name( target ));
1475 if (target->state != TARGET_HALTED)
1478 retval = target->type->arch_state(target);
1482 /* Single aligned words are guaranteed to use 16 or 32 bit access
1483 * mode respectively, otherwise data is handled as quickly as
1486 int target_write_buffer(struct target *target, uint32_t address, uint32_t size, const uint8_t *buffer)
1488 LOG_DEBUG("writing buffer of %i byte at 0x%8.8x",
1489 (int)size, (unsigned)address);
1491 if (!target_was_examined(target))
1493 LOG_ERROR("Target not examined yet");
1501 if ((address + size - 1) < address)
1503 /* GDB can request this when e.g. PC is 0xfffffffc*/
1504 LOG_ERROR("address + size wrapped(0x%08x, 0x%08x)",
1510 return target->type->write_buffer(target, address, size, buffer);
1513 static int target_write_buffer_default(struct target *target, uint32_t address, uint32_t size, const uint8_t *buffer)
1515 int retval = ERROR_OK;
1517 if (((address % 2) == 0) && (size == 2))
1519 return target_write_memory(target, address, 2, 1, buffer);
1522 /* handle unaligned head bytes */
1525 uint32_t unaligned = 4 - (address % 4);
1527 if (unaligned > size)
1530 if ((retval = target_write_memory(target, address, 1, unaligned, buffer)) != ERROR_OK)
1533 buffer += unaligned;
1534 address += unaligned;
1538 /* handle aligned words */
1541 int aligned = size - (size % 4);
1543 /* use bulk writes above a certain limit. This may have to be changed */
1546 if ((retval = target->type->bulk_write_memory(target, address, aligned / 4, buffer)) != ERROR_OK)
1551 if ((retval = target_write_memory(target, address, 4, aligned / 4, buffer)) != ERROR_OK)
1560 /* handle tail writes of less than 4 bytes */
1563 if ((retval = target_write_memory(target, address, 1, size, buffer)) != ERROR_OK)
1570 /* Single aligned words are guaranteed to use 16 or 32 bit access
1571 * mode respectively, otherwise data is handled as quickly as
1574 int target_read_buffer(struct target *target, uint32_t address, uint32_t size, uint8_t *buffer)
1576 LOG_DEBUG("reading buffer of %i byte at 0x%8.8x",
1577 (int)size, (unsigned)address);
1579 if (!target_was_examined(target))
1581 LOG_ERROR("Target not examined yet");
1589 if ((address + size - 1) < address)
1591 /* GDB can request this when e.g. PC is 0xfffffffc*/
1592 LOG_ERROR("address + size wrapped(0x%08" PRIx32 ", 0x%08" PRIx32 ")",
1598 return target->type->read_buffer(target, address, size, buffer);
1601 static int target_read_buffer_default(struct target *target, uint32_t address, uint32_t size, uint8_t *buffer)
1603 int retval = ERROR_OK;
1605 if (((address % 2) == 0) && (size == 2))
1607 return target_read_memory(target, address, 2, 1, buffer);
1610 /* handle unaligned head bytes */
1613 uint32_t unaligned = 4 - (address % 4);
1615 if (unaligned > size)
1618 if ((retval = target_read_memory(target, address, 1, unaligned, buffer)) != ERROR_OK)
1621 buffer += unaligned;
1622 address += unaligned;
1626 /* handle aligned words */
1629 int aligned = size - (size % 4);
1631 if ((retval = target_read_memory(target, address, 4, aligned / 4, buffer)) != ERROR_OK)
1639 /*prevent byte access when possible (avoid AHB access limitations in some cases)*/
1642 int aligned = size - (size%2);
1643 retval = target_read_memory(target, address, 2, aligned / 2, buffer);
1644 if (retval != ERROR_OK)
1651 /* handle tail writes of less than 4 bytes */
1654 if ((retval = target_read_memory(target, address, 1, size, buffer)) != ERROR_OK)
1661 int target_checksum_memory(struct target *target, uint32_t address, uint32_t size, uint32_t* crc)
1666 uint32_t checksum = 0;
1667 if (!target_was_examined(target))
1669 LOG_ERROR("Target not examined yet");
1673 if ((retval = target->type->checksum_memory(target, address,
1674 size, &checksum)) != ERROR_OK)
1676 buffer = malloc(size);
1679 LOG_ERROR("error allocating buffer for section (%d bytes)", (int)size);
1680 return ERROR_INVALID_ARGUMENTS;
1682 retval = target_read_buffer(target, address, size, buffer);
1683 if (retval != ERROR_OK)
1689 /* convert to target endianness */
1690 for (i = 0; i < (size/sizeof(uint32_t)); i++)
1692 uint32_t target_data;
1693 target_data = target_buffer_get_u32(target, &buffer[i*sizeof(uint32_t)]);
1694 target_buffer_set_u32(target, &buffer[i*sizeof(uint32_t)], target_data);
1697 retval = image_calculate_checksum(buffer, size, &checksum);
1706 int target_blank_check_memory(struct target *target, uint32_t address, uint32_t size, uint32_t* blank)
1709 if (!target_was_examined(target))
1711 LOG_ERROR("Target not examined yet");
1715 if (target->type->blank_check_memory == 0)
1716 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE;
1718 retval = target->type->blank_check_memory(target, address, size, blank);
1723 int target_read_u32(struct target *target, uint32_t address, uint32_t *value)
1725 uint8_t value_buf[4];
1726 if (!target_was_examined(target))
1728 LOG_ERROR("Target not examined yet");
1732 int retval = target_read_memory(target, address, 4, 1, value_buf);
1734 if (retval == ERROR_OK)
1736 *value = target_buffer_get_u32(target, value_buf);
1737 LOG_DEBUG("address: 0x%8.8" PRIx32 ", value: 0x%8.8" PRIx32 "",
1744 LOG_DEBUG("address: 0x%8.8" PRIx32 " failed",
1751 int target_read_u16(struct target *target, uint32_t address, uint16_t *value)
1753 uint8_t value_buf[2];
1754 if (!target_was_examined(target))
1756 LOG_ERROR("Target not examined yet");
1760 int retval = target_read_memory(target, address, 2, 1, value_buf);
1762 if (retval == ERROR_OK)
1764 *value = target_buffer_get_u16(target, value_buf);
1765 LOG_DEBUG("address: 0x%8.8" PRIx32 ", value: 0x%4.4x",
1772 LOG_DEBUG("address: 0x%8.8" PRIx32 " failed",
1779 int target_read_u8(struct target *target, uint32_t address, uint8_t *value)
1781 int retval = target_read_memory(target, address, 1, 1, value);
1782 if (!target_was_examined(target))
1784 LOG_ERROR("Target not examined yet");
1788 if (retval == ERROR_OK)
1790 LOG_DEBUG("address: 0x%8.8" PRIx32 ", value: 0x%2.2x",
1797 LOG_DEBUG("address: 0x%8.8" PRIx32 " failed",
1804 int target_write_u32(struct target *target, uint32_t address, uint32_t value)
1807 uint8_t value_buf[4];
1808 if (!target_was_examined(target))
1810 LOG_ERROR("Target not examined yet");
1814 LOG_DEBUG("address: 0x%8.8" PRIx32 ", value: 0x%8.8" PRIx32 "",
1818 target_buffer_set_u32(target, value_buf, value);
1819 if ((retval = target_write_memory(target, address, 4, 1, value_buf)) != ERROR_OK)
1821 LOG_DEBUG("failed: %i", retval);
1827 int target_write_u16(struct target *target, uint32_t address, uint16_t value)
1830 uint8_t value_buf[2];
1831 if (!target_was_examined(target))
1833 LOG_ERROR("Target not examined yet");
1837 LOG_DEBUG("address: 0x%8.8" PRIx32 ", value: 0x%8.8x",
1841 target_buffer_set_u16(target, value_buf, value);
1842 if ((retval = target_write_memory(target, address, 2, 1, value_buf)) != ERROR_OK)
1844 LOG_DEBUG("failed: %i", retval);
1850 int target_write_u8(struct target *target, uint32_t address, uint8_t value)
1853 if (!target_was_examined(target))
1855 LOG_ERROR("Target not examined yet");
1859 LOG_DEBUG("address: 0x%8.8" PRIx32 ", value: 0x%2.2x",
1862 if ((retval = target_write_memory(target, address, 1, 1, &value)) != ERROR_OK)
1864 LOG_DEBUG("failed: %i", retval);
1870 static int find_target(struct command_context *cmd_ctx, const char *name)
1872 struct target *target = get_target(name);
1873 if (target == NULL) {
1874 LOG_ERROR("Target: %s is unknown, try one of:\n", name);
1877 if (!target->tap->enabled) {
1878 LOG_USER("Target: TAP %s is disabled, "
1879 "can't be the current target\n",
1880 target->tap->dotted_name);
1884 cmd_ctx->current_target = target->target_number;
1889 COMMAND_HANDLER(handle_targets_command)
1891 int retval = ERROR_OK;
1894 retval = find_target(CMD_CTX, CMD_ARGV[0]);
1895 if (retval == ERROR_OK) {
1901 struct target *target = all_targets;
1902 command_print(CMD_CTX, " TargetName Type Endian TapName State ");
1903 command_print(CMD_CTX, "-- ------------------ ---------- ------ ------------------ ------------");
1909 if (target->tap->enabled)
1910 state = target_state_name( target );
1912 state = "tap-disabled";
1914 if (CMD_CTX->current_target == target->target_number)
1917 /* keep columns lined up to match the headers above */
1918 command_print(CMD_CTX,
1919 "%2d%c %-18s %-10s %-6s %-18s %s",
1920 target->target_number,
1922 target_name(target),
1923 target_type_name(target),
1924 Jim_Nvp_value2name_simple(nvp_target_endian,
1925 target->endianness)->name,
1926 target->tap->dotted_name,
1928 target = target->next;
1934 /* every 300ms we check for reset & powerdropout and issue a "reset halt" if so. */
1936 static int powerDropout;
1937 static int srstAsserted;
1939 static int runPowerRestore;
1940 static int runPowerDropout;
1941 static int runSrstAsserted;
1942 static int runSrstDeasserted;
1944 static int sense_handler(void)
1946 static int prevSrstAsserted = 0;
1947 static int prevPowerdropout = 0;
1950 if ((retval = jtag_power_dropout(&powerDropout)) != ERROR_OK)
1954 powerRestored = prevPowerdropout && !powerDropout;
1957 runPowerRestore = 1;
1960 long long current = timeval_ms();
1961 static long long lastPower = 0;
1962 int waitMore = lastPower + 2000 > current;
1963 if (powerDropout && !waitMore)
1965 runPowerDropout = 1;
1966 lastPower = current;
1969 if ((retval = jtag_srst_asserted(&srstAsserted)) != ERROR_OK)
1973 srstDeasserted = prevSrstAsserted && !srstAsserted;
1975 static long long lastSrst = 0;
1976 waitMore = lastSrst + 2000 > current;
1977 if (srstDeasserted && !waitMore)
1979 runSrstDeasserted = 1;
1983 if (!prevSrstAsserted && srstAsserted)
1985 runSrstAsserted = 1;
1988 prevSrstAsserted = srstAsserted;
1989 prevPowerdropout = powerDropout;
1991 if (srstDeasserted || powerRestored)
1993 /* Other than logging the event we can't do anything here.
1994 * Issuing a reset is a particularly bad idea as we might
1995 * be inside a reset already.
2002 static int backoff_times = 0;
2003 static int backoff_count = 0;
2005 /* process target state changes */
2006 static int handle_target(void *priv)
2008 Jim_Interp *interp = (Jim_Interp *)priv;
2009 int retval = ERROR_OK;
2011 if (!is_jtag_poll_safe())
2013 /* polling is disabled currently */
2017 /* we do not want to recurse here... */
2018 static int recursive = 0;
2023 /* danger! running these procedures can trigger srst assertions and power dropouts.
2024 * We need to avoid an infinite loop/recursion here and we do that by
2025 * clearing the flags after running these events.
2027 int did_something = 0;
2028 if (runSrstAsserted)
2030 LOG_INFO("srst asserted detected, running srst_asserted proc.");
2031 Jim_Eval(interp, "srst_asserted");
2034 if (runSrstDeasserted)
2036 Jim_Eval(interp, "srst_deasserted");
2039 if (runPowerDropout)
2041 LOG_INFO("Power dropout detected, running power_dropout proc.");
2042 Jim_Eval(interp, "power_dropout");
2045 if (runPowerRestore)
2047 Jim_Eval(interp, "power_restore");
2053 /* clear detect flags */
2057 /* clear action flags */
2059 runSrstAsserted = 0;
2060 runSrstDeasserted = 0;
2061 runPowerRestore = 0;
2062 runPowerDropout = 0;
2067 if (backoff_times > backoff_count)
2069 /* do not poll this time as we failed previously */
2075 /* Poll targets for state changes unless that's globally disabled.
2076 * Skip targets that are currently disabled.
2078 for (struct target *target = all_targets;
2079 is_jtag_poll_safe() && target;
2080 target = target->next)
2082 if (!target->tap->enabled)
2085 /* only poll target if we've got power and srst isn't asserted */
2086 if (!powerDropout && !srstAsserted)
2088 /* polling may fail silently until the target has been examined */
2089 if ((retval = target_poll(target)) != ERROR_OK)
2091 /* 100ms polling interval. Increase interval between polling up to 5000ms */
2092 if (backoff_times * polling_interval < 5000)
2097 LOG_USER("Polling target failed, GDB will be halted. Polling again in %dms", backoff_times * polling_interval);
2099 /* Tell GDB to halt the debugger. This allows the user to
2100 * run monitor commands to handle the situation.
2102 target_call_event_callbacks(target, TARGET_EVENT_GDB_HALT);
2105 /* Since we succeeded, we reset backoff count */
2106 if (backoff_times > 0)
2108 LOG_USER("Polling succeeded again");
2117 COMMAND_HANDLER(handle_reg_command)
2119 struct target *target;
2120 struct reg *reg = NULL;
2126 target = get_current_target(CMD_CTX);
2128 /* list all available registers for the current target */
2131 struct reg_cache *cache = target->reg_cache;
2138 command_print(CMD_CTX, "===== %s", cache->name);
2140 for (i = 0, reg = cache->reg_list;
2141 i < cache->num_regs;
2142 i++, reg++, count++)
2144 /* only print cached values if they are valid */
2146 value = buf_to_str(reg->value,
2148 command_print(CMD_CTX,
2149 "(%i) %s (/%" PRIu32 "): 0x%s%s",
2157 command_print(CMD_CTX, "(%i) %s (/%" PRIu32 ")",
2162 cache = cache->next;
2168 /* access a single register by its ordinal number */
2169 if ((CMD_ARGV[0][0] >= '0') && (CMD_ARGV[0][0] <= '9'))
2172 COMMAND_PARSE_NUMBER(uint, CMD_ARGV[0], num);
2174 struct reg_cache *cache = target->reg_cache;
2179 for (i = 0; i < cache->num_regs; i++)
2183 reg = &cache->reg_list[i];
2189 cache = cache->next;
2194 command_print(CMD_CTX, "%i is out of bounds, the current target has only %i registers (0 - %i)", num, count, count - 1);
2197 } else /* access a single register by its name */
2199 reg = register_get_by_name(target->reg_cache, CMD_ARGV[0], 1);
2203 command_print(CMD_CTX, "register %s not found in current target", CMD_ARGV[0]);
2208 assert(reg != NULL); /* give clang a hint that we *know* reg is != NULL here */
2210 /* display a register */
2211 if ((CMD_ARGC == 1) || ((CMD_ARGC == 2) && !((CMD_ARGV[1][0] >= '0') && (CMD_ARGV[1][0] <= '9'))))
2213 if ((CMD_ARGC == 2) && (strcmp(CMD_ARGV[1], "force") == 0))
2216 if (reg->valid == 0)
2218 reg->type->get(reg);
2220 value = buf_to_str(reg->value, reg->size, 16);
2221 command_print(CMD_CTX, "%s (/%i): 0x%s", reg->name, (int)(reg->size), value);
2226 /* set register value */
2229 uint8_t *buf = malloc(DIV_ROUND_UP(reg->size, 8));
2232 str_to_buf(CMD_ARGV[1], strlen(CMD_ARGV[1]), buf, reg->size, 0);
2234 reg->type->set(reg, buf);
2236 value = buf_to_str(reg->value, reg->size, 16);
2237 command_print(CMD_CTX, "%s (/%i): 0x%s", reg->name, (int)(reg->size), value);
2245 command_print(CMD_CTX, "usage: reg <#|name> [value]");
2250 COMMAND_HANDLER(handle_poll_command)
2252 int retval = ERROR_OK;
2253 struct target *target = get_current_target(CMD_CTX);
2257 command_print(CMD_CTX, "background polling: %s",
2258 jtag_poll_get_enabled() ? "on" : "off");
2259 command_print(CMD_CTX, "TAP: %s (%s)",
2260 target->tap->dotted_name,
2261 target->tap->enabled ? "enabled" : "disabled");
2262 if (!target->tap->enabled)
2264 if ((retval = target_poll(target)) != ERROR_OK)
2266 if ((retval = target_arch_state(target)) != ERROR_OK)
2269 else if (CMD_ARGC == 1)
2272 COMMAND_PARSE_ON_OFF(CMD_ARGV[0], enable);
2273 jtag_poll_set_enabled(enable);
2277 return ERROR_COMMAND_SYNTAX_ERROR;
2283 COMMAND_HANDLER(handle_wait_halt_command)
2286 return ERROR_COMMAND_SYNTAX_ERROR;
2291 int retval = parse_uint(CMD_ARGV[0], &ms);
2292 if (ERROR_OK != retval)
2294 command_print(CMD_CTX, "usage: %s [seconds]", CMD_NAME);
2295 return ERROR_COMMAND_SYNTAX_ERROR;
2297 // convert seconds (given) to milliseconds (needed)
2301 struct target *target = get_current_target(CMD_CTX);
2302 return target_wait_state(target, TARGET_HALTED, ms);
2305 /* wait for target state to change. The trick here is to have a low
2306 * latency for short waits and not to suck up all the CPU time
2309 * After 500ms, keep_alive() is invoked
2311 int target_wait_state(struct target *target, enum target_state state, int ms)
2314 long long then = 0, cur;
2319 if ((retval = target_poll(target)) != ERROR_OK)
2321 if (target->state == state)
2329 then = timeval_ms();
2330 LOG_DEBUG("waiting for target %s...",
2331 Jim_Nvp_value2name_simple(nvp_target_state,state)->name);
2339 if ((cur-then) > ms)
2341 LOG_ERROR("timed out while waiting for target %s",
2342 Jim_Nvp_value2name_simple(nvp_target_state,state)->name);
2350 COMMAND_HANDLER(handle_halt_command)
2354 struct target *target = get_current_target(CMD_CTX);
2355 int retval = target_halt(target);
2356 if (ERROR_OK != retval)
2361 unsigned wait_local;
2362 retval = parse_uint(CMD_ARGV[0], &wait_local);
2363 if (ERROR_OK != retval)
2364 return ERROR_COMMAND_SYNTAX_ERROR;
2369 return CALL_COMMAND_HANDLER(handle_wait_halt_command);
2372 COMMAND_HANDLER(handle_soft_reset_halt_command)
2374 struct target *target = get_current_target(CMD_CTX);
2376 LOG_USER("requesting target halt and executing a soft reset");
2378 target->type->soft_reset_halt(target);
2383 COMMAND_HANDLER(handle_reset_command)
2386 return ERROR_COMMAND_SYNTAX_ERROR;
2388 enum target_reset_mode reset_mode = RESET_RUN;
2392 n = Jim_Nvp_name2value_simple(nvp_reset_modes, CMD_ARGV[0]);
2393 if ((n->name == NULL) || (n->value == RESET_UNKNOWN)) {
2394 return ERROR_COMMAND_SYNTAX_ERROR;
2396 reset_mode = n->value;
2399 /* reset *all* targets */
2400 return target_process_reset(CMD_CTX, reset_mode);
2404 COMMAND_HANDLER(handle_resume_command)
2408 return ERROR_COMMAND_SYNTAX_ERROR;
2410 struct target *target = get_current_target(CMD_CTX);
2411 target_handle_event(target, TARGET_EVENT_OLD_pre_resume);
2413 /* with no CMD_ARGV, resume from current pc, addr = 0,
2414 * with one arguments, addr = CMD_ARGV[0],
2415 * handle breakpoints, not debugging */
2419 COMMAND_PARSE_NUMBER(u32, CMD_ARGV[0], addr);
2423 return target_resume(target, current, addr, 1, 0);
2426 COMMAND_HANDLER(handle_step_command)
2429 return ERROR_COMMAND_SYNTAX_ERROR;
2433 /* with no CMD_ARGV, step from current pc, addr = 0,
2434 * with one argument addr = CMD_ARGV[0],
2435 * handle breakpoints, debugging */
2440 COMMAND_PARSE_NUMBER(u32, CMD_ARGV[0], addr);
2444 struct target *target = get_current_target(CMD_CTX);
2446 return target->type->step(target, current_pc, addr, 1);
2449 static void handle_md_output(struct command_context *cmd_ctx,
2450 struct target *target, uint32_t address, unsigned size,
2451 unsigned count, const uint8_t *buffer)
2453 const unsigned line_bytecnt = 32;
2454 unsigned line_modulo = line_bytecnt / size;
2456 char output[line_bytecnt * 4 + 1];
2457 unsigned output_len = 0;
2459 const char *value_fmt;
2461 case 4: value_fmt = "%8.8x "; break;
2462 case 2: value_fmt = "%4.4x "; break;
2463 case 1: value_fmt = "%2.2x "; break;
2465 /* "can't happen", caller checked */
2466 LOG_ERROR("invalid memory read size: %u", size);
2470 for (unsigned i = 0; i < count; i++)
2472 if (i % line_modulo == 0)
2474 output_len += snprintf(output + output_len,
2475 sizeof(output) - output_len,
2477 (unsigned)(address + (i*size)));
2481 const uint8_t *value_ptr = buffer + i * size;
2483 case 4: value = target_buffer_get_u32(target, value_ptr); break;
2484 case 2: value = target_buffer_get_u16(target, value_ptr); break;
2485 case 1: value = *value_ptr;
2487 output_len += snprintf(output + output_len,
2488 sizeof(output) - output_len,
2491 if ((i % line_modulo == line_modulo - 1) || (i == count - 1))
2493 command_print(cmd_ctx, "%s", output);
2499 COMMAND_HANDLER(handle_md_command)
2502 return ERROR_COMMAND_SYNTAX_ERROR;
2505 switch (CMD_NAME[2]) {
2506 case 'w': size = 4; break;
2507 case 'h': size = 2; break;
2508 case 'b': size = 1; break;
2509 default: return ERROR_COMMAND_SYNTAX_ERROR;
2512 bool physical=strcmp(CMD_ARGV[0], "phys")==0;
2513 int (*fn)(struct target *target,
2514 uint32_t address, uint32_t size_value, uint32_t count, uint8_t *buffer);
2519 fn=target_read_phys_memory;
2522 fn=target_read_memory;
2524 if ((CMD_ARGC < 1) || (CMD_ARGC > 2))
2526 return ERROR_COMMAND_SYNTAX_ERROR;
2530 COMMAND_PARSE_NUMBER(u32, CMD_ARGV[0], address);
2534 COMMAND_PARSE_NUMBER(uint, CMD_ARGV[1], count);
2536 uint8_t *buffer = calloc(count, size);
2538 struct target *target = get_current_target(CMD_CTX);
2539 int retval = fn(target, address, size, count, buffer);
2540 if (ERROR_OK == retval)
2541 handle_md_output(CMD_CTX, target, address, size, count, buffer);
2548 typedef int (*target_write_fn)(struct target *target,
2549 uint32_t address, uint32_t size, uint32_t count, const uint8_t *buffer);
2551 static int target_write_memory_fast(struct target *target,
2552 uint32_t address, uint32_t size, uint32_t count, const uint8_t *buffer)
2554 return target_write_buffer(target, address, size * count, buffer);
2557 static int target_fill_mem(struct target *target,
2566 /* We have to write in reasonably large chunks to be able
2567 * to fill large memory areas with any sane speed */
2568 const unsigned chunk_size = 16384;
2569 uint8_t *target_buf = malloc(chunk_size * data_size);
2570 if (target_buf == NULL)
2572 LOG_ERROR("Out of memory");
2576 for (unsigned i = 0; i < chunk_size; i ++)
2581 target_buffer_set_u32(target, target_buf + i*data_size, b);
2584 target_buffer_set_u16(target, target_buf + i*data_size, b);
2587 target_buffer_set_u8(target, target_buf + i*data_size, b);
2594 int retval = ERROR_OK;
2596 for (unsigned x = 0; x < c; x += chunk_size)
2600 if (current > chunk_size)
2602 current = chunk_size;
2604 retval = fn(target, address + x * data_size, data_size, current, target_buf);
2605 if (retval != ERROR_OK)
2609 /* avoid GDB timeouts */
2618 COMMAND_HANDLER(handle_mw_command)
2622 return ERROR_COMMAND_SYNTAX_ERROR;
2624 bool physical=strcmp(CMD_ARGV[0], "phys")==0;
2630 fn=target_write_phys_memory;
2633 fn = target_write_memory_fast;
2635 if ((CMD_ARGC < 2) || (CMD_ARGC > 3))
2636 return ERROR_COMMAND_SYNTAX_ERROR;
2639 COMMAND_PARSE_NUMBER(u32, CMD_ARGV[0], address);
2642 COMMAND_PARSE_NUMBER(u32, CMD_ARGV[1], value);
2646 COMMAND_PARSE_NUMBER(uint, CMD_ARGV[2], count);
2648 struct target *target = get_current_target(CMD_CTX);
2650 switch (CMD_NAME[2])
2662 return ERROR_COMMAND_SYNTAX_ERROR;
2665 return target_fill_mem(target, address, fn, wordsize, value, count);
2668 static COMMAND_HELPER(parse_load_image_command_CMD_ARGV, struct image *image,
2669 uint32_t *min_address, uint32_t *max_address)
2671 if (CMD_ARGC < 1 || CMD_ARGC > 5)
2672 return ERROR_COMMAND_SYNTAX_ERROR;
2674 /* a base address isn't always necessary,
2675 * default to 0x0 (i.e. don't relocate) */
2679 COMMAND_PARSE_NUMBER(u32, CMD_ARGV[1], addr);
2680 image->base_address = addr;
2681 image->base_address_set = 1;
2684 image->base_address_set = 0;
2686 image->start_address_set = 0;
2690 COMMAND_PARSE_NUMBER(u32, CMD_ARGV[3], *min_address);
2694 COMMAND_PARSE_NUMBER(u32, CMD_ARGV[4], *max_address);
2695 // use size (given) to find max (required)
2696 *max_address += *min_address;
2699 if (*min_address > *max_address)
2700 return ERROR_COMMAND_SYNTAX_ERROR;
2705 COMMAND_HANDLER(handle_load_image_command)
2709 uint32_t image_size;
2710 uint32_t min_address = 0;
2711 uint32_t max_address = 0xffffffff;
2715 int retval = CALL_COMMAND_HANDLER(parse_load_image_command_CMD_ARGV,
2716 &image, &min_address, &max_address);
2717 if (ERROR_OK != retval)
2720 struct target *target = get_current_target(CMD_CTX);
2722 struct duration bench;
2723 duration_start(&bench);
2725 if (image_open(&image, CMD_ARGV[0], (CMD_ARGC >= 3) ? CMD_ARGV[2] : NULL) != ERROR_OK)
2732 for (i = 0; i < image.num_sections; i++)
2734 buffer = malloc(image.sections[i].size);
2737 command_print(CMD_CTX,
2738 "error allocating buffer for section (%d bytes)",
2739 (int)(image.sections[i].size));
2743 if ((retval = image_read_section(&image, i, 0x0, image.sections[i].size, buffer, &buf_cnt)) != ERROR_OK)
2749 uint32_t offset = 0;
2750 uint32_t length = buf_cnt;
2752 /* DANGER!!! beware of unsigned comparision here!!! */
2754 if ((image.sections[i].base_address + buf_cnt >= min_address)&&
2755 (image.sections[i].base_address < max_address))
2757 if (image.sections[i].base_address < min_address)
2759 /* clip addresses below */
2760 offset += min_address-image.sections[i].base_address;
2764 if (image.sections[i].base_address + buf_cnt > max_address)
2766 length -= (image.sections[i].base_address + buf_cnt)-max_address;
2769 if ((retval = target_write_buffer(target, image.sections[i].base_address + offset, length, buffer + offset)) != ERROR_OK)
2774 image_size += length;
2775 command_print(CMD_CTX, "%u bytes written at address 0x%8.8" PRIx32 "",
2776 (unsigned int)length,
2777 image.sections[i].base_address + offset);
2783 if ((ERROR_OK == retval) && (duration_measure(&bench) == ERROR_OK))
2785 command_print(CMD_CTX, "downloaded %" PRIu32 " bytes "
2786 "in %fs (%0.3f KiB/s)", image_size,
2787 duration_elapsed(&bench), duration_kbps(&bench, image_size));
2790 image_close(&image);
2796 COMMAND_HANDLER(handle_dump_image_command)
2798 struct fileio fileio;
2799 uint8_t buffer[560];
2800 int retval, retvaltemp;
2801 uint32_t address, size;
2802 struct duration bench;
2803 struct target *target = get_current_target(CMD_CTX);
2806 return ERROR_COMMAND_SYNTAX_ERROR;
2808 COMMAND_PARSE_NUMBER(u32, CMD_ARGV[1], address);
2809 COMMAND_PARSE_NUMBER(u32, CMD_ARGV[2], size);
2811 retval = fileio_open(&fileio, CMD_ARGV[0], FILEIO_WRITE, FILEIO_BINARY);
2812 if (retval != ERROR_OK)
2815 duration_start(&bench);
2820 size_t size_written;
2821 uint32_t this_run_size = (size > 560) ? 560 : size;
2822 retval = target_read_buffer(target, address, this_run_size, buffer);
2823 if (retval != ERROR_OK)
2828 retval = fileio_write(&fileio, this_run_size, buffer, &size_written);
2829 if (retval != ERROR_OK)
2834 size -= this_run_size;
2835 address += this_run_size;
2838 if ((ERROR_OK == retval) && (duration_measure(&bench) == ERROR_OK))
2841 retval = fileio_size(&fileio, &filesize);
2842 if (retval != ERROR_OK)
2844 command_print(CMD_CTX,
2845 "dumped %ld bytes in %fs (%0.3f KiB/s)", (long)filesize,
2846 duration_elapsed(&bench), duration_kbps(&bench, filesize));
2849 if ((retvaltemp = fileio_close(&fileio)) != ERROR_OK)
2855 static COMMAND_HELPER(handle_verify_image_command_internal, int verify)
2859 uint32_t image_size;
2862 uint32_t checksum = 0;
2863 uint32_t mem_checksum = 0;
2867 struct target *target = get_current_target(CMD_CTX);
2871 return ERROR_COMMAND_SYNTAX_ERROR;
2876 LOG_ERROR("no target selected");
2880 struct duration bench;
2881 duration_start(&bench);
2886 COMMAND_PARSE_NUMBER(u32, CMD_ARGV[1], addr);
2887 image.base_address = addr;
2888 image.base_address_set = 1;
2892 image.base_address_set = 0;
2893 image.base_address = 0x0;
2896 image.start_address_set = 0;
2898 if ((retval = image_open(&image, CMD_ARGV[0], (CMD_ARGC == 3) ? CMD_ARGV[2] : NULL)) != ERROR_OK)
2906 for (i = 0; i < image.num_sections; i++)
2908 buffer = malloc(image.sections[i].size);
2911 command_print(CMD_CTX,
2912 "error allocating buffer for section (%d bytes)",
2913 (int)(image.sections[i].size));
2916 if ((retval = image_read_section(&image, i, 0x0, image.sections[i].size, buffer, &buf_cnt)) != ERROR_OK)
2924 /* calculate checksum of image */
2925 retval = image_calculate_checksum(buffer, buf_cnt, &checksum);
2926 if (retval != ERROR_OK)
2932 retval = target_checksum_memory(target, image.sections[i].base_address, buf_cnt, &mem_checksum);
2933 if (retval != ERROR_OK)
2939 if (checksum != mem_checksum)
2941 /* failed crc checksum, fall back to a binary compare */
2946 LOG_ERROR("checksum mismatch - attempting binary compare");
2949 data = (uint8_t*)malloc(buf_cnt);
2951 /* Can we use 32bit word accesses? */
2953 int count = buf_cnt;
2954 if ((count % 4) == 0)
2959 retval = target_read_memory(target, image.sections[i].base_address, size, count, data);
2960 if (retval == ERROR_OK)
2963 for (t = 0; t < buf_cnt; t++)
2965 if (data[t] != buffer[t])
2967 command_print(CMD_CTX,
2968 "diff %d address 0x%08x. Was 0x%02x instead of 0x%02x",
2970 (unsigned)(t + image.sections[i].base_address),
2975 command_print(CMD_CTX, "More than 128 errors, the rest are not printed.");
2988 command_print(CMD_CTX, "address 0x%08" PRIx32 " length 0x%08zx",
2989 image.sections[i].base_address,
2994 image_size += buf_cnt;
2998 command_print(CMD_CTX, "No more differences found.");
3003 retval = ERROR_FAIL;
3005 if ((ERROR_OK == retval) && (duration_measure(&bench) == ERROR_OK))
3007 command_print(CMD_CTX, "verified %" PRIu32 " bytes "
3008 "in %fs (%0.3f KiB/s)", image_size,
3009 duration_elapsed(&bench), duration_kbps(&bench, image_size));
3012 image_close(&image);
3017 COMMAND_HANDLER(handle_verify_image_command)
3019 return CALL_COMMAND_HANDLER(handle_verify_image_command_internal, 1);
3022 COMMAND_HANDLER(handle_test_image_command)
3024 return CALL_COMMAND_HANDLER(handle_verify_image_command_internal, 0);
3027 static int handle_bp_command_list(struct command_context *cmd_ctx)
3029 struct target *target = get_current_target(cmd_ctx);
3030 struct breakpoint *breakpoint = target->breakpoints;
3033 if (breakpoint->type == BKPT_SOFT)
3035 char* buf = buf_to_str(breakpoint->orig_instr,
3036 breakpoint->length, 16);
3037 command_print(cmd_ctx, "IVA breakpoint: 0x%8.8" PRIx32 ", 0x%x, %i, 0x%s",
3038 breakpoint->address,
3040 breakpoint->set, buf);
3045 if ((breakpoint->address == 0) && (breakpoint->asid != 0))
3046 command_print(cmd_ctx, "Context breakpoint: 0x%8.8" PRIx32 ", 0x%x, %i",
3048 breakpoint->length, breakpoint->set);
3049 else if ((breakpoint->address != 0) && (breakpoint->asid != 0))
3051 command_print(cmd_ctx, "Hybrid breakpoint(IVA): 0x%8.8" PRIx32 ", 0x%x, %i",
3052 breakpoint->address,
3053 breakpoint->length, breakpoint->set);
3054 command_print(cmd_ctx, "\t|--->linked with ContextID: 0x%8.8" PRIx32,
3058 command_print(cmd_ctx, "Breakpoint(IVA): 0x%8.8" PRIx32 ", 0x%x, %i",
3059 breakpoint->address,
3060 breakpoint->length, breakpoint->set);
3063 breakpoint = breakpoint->next;
3068 static int handle_bp_command_set(struct command_context *cmd_ctx,
3069 uint32_t addr, uint32_t asid, uint32_t length, int hw)
3071 struct target *target = get_current_target(cmd_ctx);
3075 int retval = breakpoint_add(target, addr, length, hw);
3076 if (ERROR_OK == retval)
3077 command_print(cmd_ctx, "breakpoint set at 0x%8.8" PRIx32 "", addr);
3080 LOG_ERROR("Failure setting breakpoint, the same address(IVA) is already used");
3086 int retval = context_breakpoint_add(target, asid, length, hw);
3087 if (ERROR_OK == retval)
3088 command_print(cmd_ctx, "Context breakpoint set at 0x%8.8" PRIx32 "", asid);
3091 LOG_ERROR("Failure setting breakpoint, the same address(CONTEXTID) is already used");
3097 int retval = hybrid_breakpoint_add(target, addr, asid, length, hw);
3098 if(ERROR_OK == retval)
3099 command_print(cmd_ctx, "Hybrid breakpoint set at 0x%8.8" PRIx32 "", asid);
3102 LOG_ERROR("Failure setting breakpoint, the same address is already used");
3109 COMMAND_HANDLER(handle_bp_command)
3118 return handle_bp_command_list(CMD_CTX);
3122 COMMAND_PARSE_NUMBER(u32, CMD_ARGV[0], addr);
3123 COMMAND_PARSE_NUMBER(u32, CMD_ARGV[1], length);
3124 return handle_bp_command_set(CMD_CTX, addr, asid, length, hw);
3127 if(strcmp(CMD_ARGV[2], "hw") == 0)
3130 COMMAND_PARSE_NUMBER(u32, CMD_ARGV[0], addr);
3132 COMMAND_PARSE_NUMBER(u32, CMD_ARGV[1], length);
3135 return handle_bp_command_set(CMD_CTX, addr, asid, length, hw);
3137 else if(strcmp(CMD_ARGV[2], "hw_ctx") == 0)
3140 COMMAND_PARSE_NUMBER(u32, CMD_ARGV[0], asid);
3141 COMMAND_PARSE_NUMBER(u32, CMD_ARGV[1], length);
3143 return handle_bp_command_set(CMD_CTX, addr, asid, length, hw);
3148 COMMAND_PARSE_NUMBER(u32, CMD_ARGV[0], addr);
3149 COMMAND_PARSE_NUMBER(u32, CMD_ARGV[1], asid);
3150 COMMAND_PARSE_NUMBER(u32, CMD_ARGV[2], length);
3151 return handle_bp_command_set(CMD_CTX, addr, asid, length, hw);
3154 command_print(CMD_CTX, "usage: bp <address> [<asid>]<length> ['hw'|'hw_ctx']");
3155 return ERROR_COMMAND_SYNTAX_ERROR;
3159 COMMAND_HANDLER(handle_rbp_command)
3162 return ERROR_COMMAND_SYNTAX_ERROR;
3165 COMMAND_PARSE_NUMBER(u32, CMD_ARGV[0], addr);
3167 struct target *target = get_current_target(CMD_CTX);
3168 breakpoint_remove(target, addr);
3173 COMMAND_HANDLER(handle_wp_command)
3175 struct target *target = get_current_target(CMD_CTX);
3179 struct watchpoint *watchpoint = target->watchpoints;
3183 command_print(CMD_CTX, "address: 0x%8.8" PRIx32
3184 ", len: 0x%8.8" PRIx32
3185 ", r/w/a: %i, value: 0x%8.8" PRIx32
3186 ", mask: 0x%8.8" PRIx32,
3187 watchpoint->address,
3189 (int)watchpoint->rw,
3192 watchpoint = watchpoint->next;
3197 enum watchpoint_rw type = WPT_ACCESS;
3199 uint32_t length = 0;
3200 uint32_t data_value = 0x0;
3201 uint32_t data_mask = 0xffffffff;
3206 COMMAND_PARSE_NUMBER(u32, CMD_ARGV[4], data_mask);
3209 COMMAND_PARSE_NUMBER(u32, CMD_ARGV[3], data_value);
3212 switch (CMD_ARGV[2][0])
3224 LOG_ERROR("invalid watchpoint mode ('%c')", CMD_ARGV[2][0]);
3225 return ERROR_COMMAND_SYNTAX_ERROR;
3229 COMMAND_PARSE_NUMBER(u32, CMD_ARGV[1], length);
3230 COMMAND_PARSE_NUMBER(u32, CMD_ARGV[0], addr);
3234 command_print(CMD_CTX, "usage: wp [address length "
3235 "[(r|w|a) [value [mask]]]]");
3236 return ERROR_COMMAND_SYNTAX_ERROR;
3239 int retval = watchpoint_add(target, addr, length, type,
3240 data_value, data_mask);
3241 if (ERROR_OK != retval)
3242 LOG_ERROR("Failure setting watchpoints");
3247 COMMAND_HANDLER(handle_rwp_command)
3250 return ERROR_COMMAND_SYNTAX_ERROR;
3253 COMMAND_PARSE_NUMBER(u32, CMD_ARGV[0], addr);
3255 struct target *target = get_current_target(CMD_CTX);
3256 watchpoint_remove(target, addr);
3263 * Translate a virtual address to a physical address.
3265 * The low-level target implementation must have logged a detailed error
3266 * which is forwarded to telnet/GDB session.
3268 COMMAND_HANDLER(handle_virt2phys_command)
3271 return ERROR_COMMAND_SYNTAX_ERROR;
3274 COMMAND_PARSE_NUMBER(u32, CMD_ARGV[0], va);
3277 struct target *target = get_current_target(CMD_CTX);
3278 int retval = target->type->virt2phys(target, va, &pa);
3279 if (retval == ERROR_OK)
3280 command_print(CMD_CTX, "Physical address 0x%08" PRIx32 "", pa);
3285 static void writeData(FILE *f, const void *data, size_t len)
3287 size_t written = fwrite(data, 1, len, f);
3289 LOG_ERROR("failed to write %zu bytes: %s", len, strerror(errno));
3292 static void writeLong(FILE *f, int l)
3295 for (i = 0; i < 4; i++)
3297 char c = (l >> (i*8))&0xff;
3298 writeData(f, &c, 1);
3303 static void writeString(FILE *f, char *s)
3305 writeData(f, s, strlen(s));
3308 /* Dump a gmon.out histogram file. */
3309 static void writeGmon(uint32_t *samples, uint32_t sampleNum, const char *filename)
3312 FILE *f = fopen(filename, "w");
3315 writeString(f, "gmon");
3316 writeLong(f, 0x00000001); /* Version */
3317 writeLong(f, 0); /* padding */
3318 writeLong(f, 0); /* padding */
3319 writeLong(f, 0); /* padding */
3321 uint8_t zero = 0; /* GMON_TAG_TIME_HIST */
3322 writeData(f, &zero, 1);
3324 /* figure out bucket size */
3325 uint32_t min = samples[0];
3326 uint32_t max = samples[0];
3327 for (i = 0; i < sampleNum; i++)
3329 if (min > samples[i])
3333 if (max < samples[i])
3339 int addressSpace = (max - min + 1);
3340 assert(addressSpace >= 2);
3342 static const uint32_t maxBuckets = 16 * 1024; /* maximum buckets. */
3343 uint32_t length = addressSpace;
3344 if (length > maxBuckets)
3346 length = maxBuckets;
3348 int *buckets = malloc(sizeof(int)*length);
3349 if (buckets == NULL)
3354 memset(buckets, 0, sizeof(int)*length);
3355 for (i = 0; i < sampleNum;i++)
3357 uint32_t address = samples[i];
3358 long long a = address-min;
3359 long long b = length-1;
3360 long long c = addressSpace-1;
3361 int index_t = (a*b)/c; /* danger!!!! int32 overflows */
3365 /* append binary memory gmon.out &profile_hist_hdr ((char*)&profile_hist_hdr + sizeof(struct gmon_hist_hdr)) */
3366 writeLong(f, min); /* low_pc */
3367 writeLong(f, max); /* high_pc */
3368 writeLong(f, length); /* # of samples */
3369 writeLong(f, 100); /* KLUDGE! We lie, ca. 100Hz best case. */
3370 writeString(f, "seconds");
3371 for (i = 0; i < (15-strlen("seconds")); i++)
3372 writeData(f, &zero, 1);
3373 writeString(f, "s");
3375 /*append binary memory gmon.out profile_hist_data (profile_hist_data + profile_hist_hdr.hist_size) */
3377 char *data = malloc(2*length);
3380 for (i = 0; i < length;i++)
3389 data[i*2 + 1]=(val >> 8)&0xff;
3392 writeData(f, data, length * 2);
3402 /* profiling samples the CPU PC as quickly as OpenOCD is able,
3403 * which will be used as a random sampling of PC */
3404 COMMAND_HANDLER(handle_profile_command)
3406 struct target *target = get_current_target(CMD_CTX);
3407 struct timeval timeout, now;
3409 gettimeofday(&timeout, NULL);
3412 return ERROR_COMMAND_SYNTAX_ERROR;
3415 COMMAND_PARSE_NUMBER(uint, CMD_ARGV[0], offset);
3417 timeval_add_time(&timeout, offset, 0);
3420 * @todo: Some cores let us sample the PC without the
3421 * annoying halt/resume step; for example, ARMv7 PCSR.
3422 * Provide a way to use that more efficient mechanism.
3425 command_print(CMD_CTX, "Starting profiling. Halting and resuming the target as often as we can...");
3427 static const int maxSample = 10000;
3428 uint32_t *samples = malloc(sizeof(uint32_t)*maxSample);
3429 if (samples == NULL)
3433 /* hopefully it is safe to cache! We want to stop/restart as quickly as possible. */
3434 struct reg *reg = register_get_by_name(target->reg_cache, "pc", 1);
3436 int retval = ERROR_OK;
3439 target_poll(target);
3440 if (target->state == TARGET_HALTED)
3442 uint32_t t=*((uint32_t *)reg->value);
3443 samples[numSamples++]=t;
3444 retval = target_resume(target, 1, 0, 0, 0); /* current pc, addr = 0, do not handle breakpoints, not debugging */
3445 target_poll(target);
3446 alive_sleep(10); /* sleep 10ms, i.e. <100 samples/second. */
3447 } else if (target->state == TARGET_RUNNING)
3449 /* We want to quickly sample the PC. */
3450 if ((retval = target_halt(target)) != ERROR_OK)
3457 command_print(CMD_CTX, "Target not halted or running");
3461 if (retval != ERROR_OK)
3466 gettimeofday(&now, NULL);
3467 if ((numSamples >= maxSample) || ((now.tv_sec >= timeout.tv_sec) && (now.tv_usec >= timeout.tv_usec)))
3469 command_print(CMD_CTX, "Profiling completed. %d samples.", numSamples);
3470 if ((retval = target_poll(target)) != ERROR_OK)
3475 if (target->state == TARGET_HALTED)
3477 target_resume(target, 1, 0, 0, 0); /* current pc, addr = 0, do not handle breakpoints, not debugging */
3479 if ((retval = target_poll(target)) != ERROR_OK)
3484 writeGmon(samples, numSamples, CMD_ARGV[1]);
3485 command_print(CMD_CTX, "Wrote %s", CMD_ARGV[1]);
3494 static int new_int_array_element(Jim_Interp * interp, const char *varname, int idx, uint32_t val)
3497 Jim_Obj *nameObjPtr, *valObjPtr;
3500 namebuf = alloc_printf("%s(%d)", varname, idx);
3504 nameObjPtr = Jim_NewStringObj(interp, namebuf, -1);
3505 valObjPtr = Jim_NewIntObj(interp, val);
3506 if (!nameObjPtr || !valObjPtr)
3512 Jim_IncrRefCount(nameObjPtr);
3513 Jim_IncrRefCount(valObjPtr);
3514 result = Jim_SetVariable(interp, nameObjPtr, valObjPtr);
3515 Jim_DecrRefCount(interp, nameObjPtr);
3516 Jim_DecrRefCount(interp, valObjPtr);
3518 /* printf("%s(%d) <= 0%08x\n", varname, idx, val); */
3522 static int jim_mem2array(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
3524 struct command_context *context;
3525 struct target *target;
3527 context = current_command_context(interp);
3528 assert (context != NULL);
3530 target = get_current_target(context);
3533 LOG_ERROR("mem2array: no current target");
3537 return target_mem2array(interp, target, argc-1, argv + 1);
3540 static int target_mem2array(Jim_Interp *interp, struct target *target, int argc, Jim_Obj *const *argv)
3548 const char *varname;
3552 /* argv[1] = name of array to receive the data
3553 * argv[2] = desired width
3554 * argv[3] = memory address
3555 * argv[4] = count of times to read
3558 Jim_WrongNumArgs(interp, 1, argv, "varname width addr nelems");
3561 varname = Jim_GetString(argv[0], &len);
3562 /* given "foo" get space for worse case "foo(%d)" .. add 20 */
3564 e = Jim_GetLong(interp, argv[1], &l);
3570 e = Jim_GetLong(interp, argv[2], &l);
3575 e = Jim_GetLong(interp, argv[3], &l);
3591 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
3592 Jim_AppendStrings(interp, Jim_GetResult(interp), "Invalid width param, must be 8/16/32", NULL);
3596 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
3597 Jim_AppendStrings(interp, Jim_GetResult(interp), "mem2array: zero width read?", NULL);
3600 if ((addr + (len * width)) < addr) {
3601 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
3602 Jim_AppendStrings(interp, Jim_GetResult(interp), "mem2array: addr + len - wraps to zero?", NULL);
3605 /* absurd transfer size? */
3607 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
3608 Jim_AppendStrings(interp, Jim_GetResult(interp), "mem2array: absurd > 64K item request", NULL);
3613 ((width == 2) && ((addr & 1) == 0)) ||
3614 ((width == 4) && ((addr & 3) == 0))) {
3618 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
3619 sprintf(buf, "mem2array address: 0x%08" PRIx32 " is not aligned for %" PRId32 " byte reads",
3622 Jim_AppendStrings(interp, Jim_GetResult(interp), buf , NULL);
3631 size_t buffersize = 4096;
3632 uint8_t *buffer = malloc(buffersize);
3639 /* Slurp... in buffer size chunks */
3641 count = len; /* in objects.. */
3642 if (count > (buffersize/width)) {
3643 count = (buffersize/width);
3646 retval = target_read_memory(target, addr, width, count, buffer);
3647 if (retval != ERROR_OK) {
3649 LOG_ERROR("mem2array: Read @ 0x%08x, w=%d, cnt=%d, failed",
3653 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
3654 Jim_AppendStrings(interp, Jim_GetResult(interp), "mem2array: cannot read memory", NULL);
3658 v = 0; /* shut up gcc */
3659 for (i = 0 ;i < count ;i++, n++) {
3662 v = target_buffer_get_u32(target, &buffer[i*width]);
3665 v = target_buffer_get_u16(target, &buffer[i*width]);
3668 v = buffer[i] & 0x0ff;
3671 new_int_array_element(interp, varname, n, v);
3679 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
3684 static int get_int_array_element(Jim_Interp * interp, const char *varname, int idx, uint32_t *val)
3687 Jim_Obj *nameObjPtr, *valObjPtr;
3691 namebuf = alloc_printf("%s(%d)", varname, idx);
3695 nameObjPtr = Jim_NewStringObj(interp, namebuf, -1);
3702 Jim_IncrRefCount(nameObjPtr);
3703 valObjPtr = Jim_GetVariable(interp, nameObjPtr, JIM_ERRMSG);
3704 Jim_DecrRefCount(interp, nameObjPtr);
3706 if (valObjPtr == NULL)
3709 result = Jim_GetLong(interp, valObjPtr, &l);
3710 /* printf("%s(%d) => 0%08x\n", varname, idx, val); */
3715 static int jim_array2mem(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
3717 struct command_context *context;
3718 struct target *target;
3720 context = current_command_context(interp);
3721 assert (context != NULL);
3723 target = get_current_target(context);
3724 if (target == NULL) {
3725 LOG_ERROR("array2mem: no current target");
3729 return target_array2mem(interp,target, argc-1, argv + 1);
3732 static int target_array2mem(Jim_Interp *interp, struct target *target,
3733 int argc, Jim_Obj *const *argv)
3741 const char *varname;
3745 /* argv[1] = name of array to get the data
3746 * argv[2] = desired width
3747 * argv[3] = memory address
3748 * argv[4] = count to write
3751 Jim_WrongNumArgs(interp, 0, argv, "varname width addr nelems");
3754 varname = Jim_GetString(argv[0], &len);
3755 /* given "foo" get space for worse case "foo(%d)" .. add 20 */
3757 e = Jim_GetLong(interp, argv[1], &l);
3763 e = Jim_GetLong(interp, argv[2], &l);
3768 e = Jim_GetLong(interp, argv[3], &l);
3784 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
3785 Jim_AppendStrings(interp, Jim_GetResult(interp), "Invalid width param, must be 8/16/32", NULL);
3789 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
3790 Jim_AppendStrings(interp, Jim_GetResult(interp), "array2mem: zero width read?", NULL);
3793 if ((addr + (len * width)) < addr) {
3794 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
3795 Jim_AppendStrings(interp, Jim_GetResult(interp), "array2mem: addr + len - wraps to zero?", NULL);
3798 /* absurd transfer size? */
3800 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
3801 Jim_AppendStrings(interp, Jim_GetResult(interp), "array2mem: absurd > 64K item request", NULL);
3806 ((width == 2) && ((addr & 1) == 0)) ||
3807 ((width == 4) && ((addr & 3) == 0))) {
3811 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
3812 sprintf(buf, "array2mem address: 0x%08x is not aligned for %d byte reads",
3815 Jim_AppendStrings(interp, Jim_GetResult(interp), buf , NULL);
3826 size_t buffersize = 4096;
3827 uint8_t *buffer = malloc(buffersize);
3832 /* Slurp... in buffer size chunks */
3834 count = len; /* in objects.. */
3835 if (count > (buffersize/width)) {
3836 count = (buffersize/width);
3839 v = 0; /* shut up gcc */
3840 for (i = 0 ;i < count ;i++, n++) {
3841 get_int_array_element(interp, varname, n, &v);
3844 target_buffer_set_u32(target, &buffer[i*width], v);
3847 target_buffer_set_u16(target, &buffer[i*width], v);
3850 buffer[i] = v & 0x0ff;
3856 retval = target_write_memory(target, addr, width, count, buffer);
3857 if (retval != ERROR_OK) {
3859 LOG_ERROR("array2mem: Write @ 0x%08x, w=%d, cnt=%d, failed",
3863 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
3864 Jim_AppendStrings(interp, Jim_GetResult(interp), "array2mem: cannot read memory", NULL);
3872 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
3877 /* FIX? should we propagate errors here rather than printing them
3880 void target_handle_event(struct target *target, enum target_event e)
3882 struct target_event_action *teap;
3884 for (teap = target->event_action; teap != NULL; teap = teap->next) {
3885 if (teap->event == e) {
3886 LOG_DEBUG("target: (%d) %s (%s) event: %d (%s) action: %s",
3887 target->target_number,
3888 target_name(target),
3889 target_type_name(target),
3891 Jim_Nvp_value2name_simple(nvp_target_event, e)->name,
3892 Jim_GetString(teap->body, NULL));
3893 if (Jim_EvalObj(teap->interp, teap->body) != JIM_OK)
3895 Jim_MakeErrorMessage(teap->interp);
3896 command_print(NULL,"%s\n", Jim_GetString(Jim_GetResult(teap->interp), NULL));
3903 * Returns true only if the target has a handler for the specified event.
3905 bool target_has_event_action(struct target *target, enum target_event event)
3907 struct target_event_action *teap;
3909 for (teap = target->event_action; teap != NULL; teap = teap->next) {
3910 if (teap->event == event)
3916 enum target_cfg_param {
3919 TCFG_WORK_AREA_VIRT,
3920 TCFG_WORK_AREA_PHYS,
3921 TCFG_WORK_AREA_SIZE,
3922 TCFG_WORK_AREA_BACKUP,
3926 TCFG_CHAIN_POSITION,
3931 static Jim_Nvp nvp_config_opts[] = {
3932 { .name = "-type", .value = TCFG_TYPE },
3933 { .name = "-event", .value = TCFG_EVENT },
3934 { .name = "-work-area-virt", .value = TCFG_WORK_AREA_VIRT },
3935 { .name = "-work-area-phys", .value = TCFG_WORK_AREA_PHYS },
3936 { .name = "-work-area-size", .value = TCFG_WORK_AREA_SIZE },
3937 { .name = "-work-area-backup", .value = TCFG_WORK_AREA_BACKUP },
3938 { .name = "-endian" , .value = TCFG_ENDIAN },
3939 { .name = "-variant", .value = TCFG_VARIANT },
3940 { .name = "-coreid", .value = TCFG_COREID },
3941 { .name = "-chain-position", .value = TCFG_CHAIN_POSITION },
3942 { .name = "-dbgbase", .value = TCFG_DBGBASE },
3943 { .name = "-rtos", .value = TCFG_RTOS },
3944 { .name = NULL, .value = -1 }
3947 static int target_configure(Jim_GetOptInfo *goi, struct target *target)
3955 /* parse config or cget options ... */
3956 while (goi->argc > 0) {
3957 Jim_SetEmptyResult(goi->interp);
3958 /* Jim_GetOpt_Debug(goi); */
3960 if (target->type->target_jim_configure) {
3961 /* target defines a configure function */
3962 /* target gets first dibs on parameters */
3963 e = (*(target->type->target_jim_configure))(target, goi);
3972 /* otherwise we 'continue' below */
3974 e = Jim_GetOpt_Nvp(goi, nvp_config_opts, &n);
3976 Jim_GetOpt_NvpUnknown(goi, nvp_config_opts, 0);
3982 if (goi->isconfigure) {
3983 Jim_SetResultFormatted(goi->interp,
3984 "not settable: %s", n->name);
3988 if (goi->argc != 0) {
3989 Jim_WrongNumArgs(goi->interp,
3990 goi->argc, goi->argv,
3995 Jim_SetResultString(goi->interp,
3996 target_type_name(target), -1);
4000 if (goi->argc == 0) {
4001 Jim_WrongNumArgs(goi->interp, goi->argc, goi->argv, "-event ?event-name? ...");
4005 e = Jim_GetOpt_Nvp(goi, nvp_target_event, &n);
4007 Jim_GetOpt_NvpUnknown(goi, nvp_target_event, 1);
4011 if (goi->isconfigure) {
4012 if (goi->argc != 1) {
4013 Jim_WrongNumArgs(goi->interp, goi->argc, goi->argv, "-event ?event-name? ?EVENT-BODY?");
4017 if (goi->argc != 0) {
4018 Jim_WrongNumArgs(goi->interp, goi->argc, goi->argv, "-event ?event-name?");
4024 struct target_event_action *teap;
4026 teap = target->event_action;
4027 /* replace existing? */
4029 if (teap->event == (enum target_event)n->value) {
4035 if (goi->isconfigure) {
4036 bool replace = true;
4039 teap = calloc(1, sizeof(*teap));
4042 teap->event = n->value;
4043 teap->interp = goi->interp;
4044 Jim_GetOpt_Obj(goi, &o);
4046 Jim_DecrRefCount(teap->interp, teap->body);
4048 teap->body = Jim_DuplicateObj(goi->interp, o);
4051 * Tcl/TK - "tk events" have a nice feature.
4052 * See the "BIND" command.
4053 * We should support that here.
4054 * You can specify %X and %Y in the event code.
4055 * The idea is: %T - target name.
4056 * The idea is: %N - target number
4057 * The idea is: %E - event name.
4059 Jim_IncrRefCount(teap->body);
4063 /* add to head of event list */
4064 teap->next = target->event_action;
4065 target->event_action = teap;
4067 Jim_SetEmptyResult(goi->interp);
4071 Jim_SetEmptyResult(goi->interp);
4073 Jim_SetResult(goi->interp, Jim_DuplicateObj(goi->interp, teap->body));
4080 case TCFG_WORK_AREA_VIRT:
4081 if (goi->isconfigure) {
4082 target_free_all_working_areas(target);
4083 e = Jim_GetOpt_Wide(goi, &w);
4087 target->working_area_virt = w;
4088 target->working_area_virt_spec = true;
4090 if (goi->argc != 0) {
4094 Jim_SetResult(goi->interp, Jim_NewIntObj(goi->interp, target->working_area_virt));
4098 case TCFG_WORK_AREA_PHYS:
4099 if (goi->isconfigure) {
4100 target_free_all_working_areas(target);
4101 e = Jim_GetOpt_Wide(goi, &w);
4105 target->working_area_phys = w;
4106 target->working_area_phys_spec = true;
4108 if (goi->argc != 0) {
4112 Jim_SetResult(goi->interp, Jim_NewIntObj(goi->interp, target->working_area_phys));
4116 case TCFG_WORK_AREA_SIZE:
4117 if (goi->isconfigure) {
4118 target_free_all_working_areas(target);
4119 e = Jim_GetOpt_Wide(goi, &w);
4123 target->working_area_size = w;
4125 if (goi->argc != 0) {
4129 Jim_SetResult(goi->interp, Jim_NewIntObj(goi->interp, target->working_area_size));
4133 case TCFG_WORK_AREA_BACKUP:
4134 if (goi->isconfigure) {
4135 target_free_all_working_areas(target);
4136 e = Jim_GetOpt_Wide(goi, &w);
4140 /* make this exactly 1 or 0 */
4141 target->backup_working_area = (!!w);
4143 if (goi->argc != 0) {
4147 Jim_SetResult(goi->interp, Jim_NewIntObj(goi->interp, target->backup_working_area));
4148 /* loop for more e*/
4153 if (goi->isconfigure) {
4154 e = Jim_GetOpt_Nvp(goi, nvp_target_endian, &n);
4156 Jim_GetOpt_NvpUnknown(goi, nvp_target_endian, 1);
4159 target->endianness = n->value;
4161 if (goi->argc != 0) {
4165 n = Jim_Nvp_value2name_simple(nvp_target_endian, target->endianness);
4166 if (n->name == NULL) {
4167 target->endianness = TARGET_LITTLE_ENDIAN;
4168 n = Jim_Nvp_value2name_simple(nvp_target_endian, target->endianness);
4170 Jim_SetResultString(goi->interp, n->name, -1);
4175 if (goi->isconfigure) {
4176 if (goi->argc < 1) {
4177 Jim_SetResultFormatted(goi->interp,
4182 if (target->variant) {
4183 free((void *)(target->variant));
4185 e = Jim_GetOpt_String(goi, &cp, NULL);
4188 target->variant = strdup(cp);
4190 if (goi->argc != 0) {
4194 Jim_SetResultString(goi->interp, target->variant,-1);
4199 if (goi->isconfigure) {
4200 e = Jim_GetOpt_Wide(goi, &w);
4204 target->coreid = (int32_t)w;
4206 if (goi->argc != 0) {
4210 Jim_SetResult(goi->interp, Jim_NewIntObj(goi->interp, target->working_area_size));
4214 case TCFG_CHAIN_POSITION:
4215 if (goi->isconfigure) {
4217 struct jtag_tap *tap;
4218 target_free_all_working_areas(target);
4219 e = Jim_GetOpt_Obj(goi, &o_t);
4223 tap = jtag_tap_by_jim_obj(goi->interp, o_t);
4227 /* make this exactly 1 or 0 */
4230 if (goi->argc != 0) {
4234 Jim_SetResultString(goi->interp, target->tap->dotted_name, -1);
4235 /* loop for more e*/
4238 if (goi->isconfigure) {
4239 e = Jim_GetOpt_Wide(goi, &w);
4243 target->dbgbase = (uint32_t)w;
4244 target->dbgbase_set = true;
4246 if (goi->argc != 0) {
4250 Jim_SetResult(goi->interp, Jim_NewIntObj(goi->interp, target->dbgbase));
4257 int result = rtos_create( goi, target );
4258 if ( result != JIM_OK )
4266 } /* while (goi->argc) */
4269 /* done - we return */
4274 jim_target_configure(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
4278 Jim_GetOpt_Setup(&goi, interp, argc - 1, argv + 1);
4279 goi.isconfigure = !strcmp(Jim_GetString(argv[0], NULL), "configure");
4280 int need_args = 1 + goi.isconfigure;
4281 if (goi.argc < need_args)
4283 Jim_WrongNumArgs(goi.interp, goi.argc, goi.argv,
4285 ? "missing: -option VALUE ..."
4286 : "missing: -option ...");
4289 struct target *target = Jim_CmdPrivData(goi.interp);
4290 return target_configure(&goi, target);
4293 static int jim_target_mw(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
4295 const char *cmd_name = Jim_GetString(argv[0], NULL);
4298 Jim_GetOpt_Setup(&goi, interp, argc - 1, argv + 1);
4300 if (goi.argc < 2 || goi.argc > 4)
4302 Jim_SetResultFormatted(goi.interp,
4303 "usage: %s [phys] <address> <data> [<count>]", cmd_name);
4308 fn = target_write_memory_fast;
4311 if (strcmp(Jim_GetString(argv[1], NULL), "phys") == 0)
4314 struct Jim_Obj *obj;
4315 e = Jim_GetOpt_Obj(&goi, &obj);
4319 fn = target_write_phys_memory;
4323 e = Jim_GetOpt_Wide(&goi, &a);
4328 e = Jim_GetOpt_Wide(&goi, &b);
4335 e = Jim_GetOpt_Wide(&goi, &c);
4340 /* all args must be consumed */
4346 struct target *target = Jim_CmdPrivData(goi.interp);
4348 if (strcasecmp(cmd_name, "mww") == 0) {
4351 else if (strcasecmp(cmd_name, "mwh") == 0) {
4354 else if (strcasecmp(cmd_name, "mwb") == 0) {
4357 LOG_ERROR("command '%s' unknown: ", cmd_name);
4361 return (target_fill_mem(target, a, fn, data_size, b, c) == ERROR_OK) ? JIM_OK : JIM_ERR;
4364 static int jim_target_md(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
4366 const char *cmd_name = Jim_GetString(argv[0], NULL);
4369 Jim_GetOpt_Setup(&goi, interp, argc - 1, argv + 1);
4371 if ((goi.argc < 1) || (goi.argc > 3))
4373 Jim_SetResultFormatted(goi.interp,
4374 "usage: %s [phys] <address> [<count>]", cmd_name);
4378 int (*fn)(struct target *target,
4379 uint32_t address, uint32_t size, uint32_t count, uint8_t *buffer);
4380 fn=target_read_memory;
4383 if (strcmp(Jim_GetString(argv[1], NULL), "phys") == 0)
4386 struct Jim_Obj *obj;
4387 e = Jim_GetOpt_Obj(&goi, &obj);
4391 fn=target_read_phys_memory;
4395 e = Jim_GetOpt_Wide(&goi, &a);
4400 if (goi.argc == 1) {
4401 e = Jim_GetOpt_Wide(&goi, &c);
4409 /* all args must be consumed */
4415 jim_wide b = 1; /* shut up gcc */
4416 if (strcasecmp(cmd_name, "mdw") == 0)
4418 else if (strcasecmp(cmd_name, "mdh") == 0)
4420 else if (strcasecmp(cmd_name, "mdb") == 0)
4423 LOG_ERROR("command '%s' unknown: ", cmd_name);
4427 /* convert count to "bytes" */
4430 struct target *target = Jim_CmdPrivData(goi.interp);
4431 uint8_t target_buf[32];
4438 e = fn(target, a, b, y / b, target_buf);
4439 if (e != ERROR_OK) {
4441 snprintf(tmp, sizeof(tmp), "%08lx", (long)a);
4442 Jim_SetResultFormatted(interp, "error reading target @ 0x%s", tmp);
4446 command_print(NULL, "0x%08x ", (int)(a));
4449 for (x = 0; x < 16 && x < y; x += 4)
4451 z = target_buffer_get_u32(target, &(target_buf[ x ]));
4452 command_print(NULL, "%08x ", (int)(z));
4454 for (; (x < 16) ; x += 4) {
4455 command_print(NULL, " ");
4459 for (x = 0; x < 16 && x < y; x += 2)
4461 z = target_buffer_get_u16(target, &(target_buf[ x ]));
4462 command_print(NULL, "%04x ", (int)(z));
4464 for (; (x < 16) ; x += 2) {
4465 command_print(NULL, " ");
4470 for (x = 0 ; (x < 16) && (x < y) ; x += 1) {
4471 z = target_buffer_get_u8(target, &(target_buf[ x ]));
4472 command_print(NULL, "%02x ", (int)(z));
4474 for (; (x < 16) ; x += 1) {
4475 command_print(NULL, " ");
4479 /* ascii-ify the bytes */
4480 for (x = 0 ; x < y ; x++) {
4481 if ((target_buf[x] >= 0x20) &&
4482 (target_buf[x] <= 0x7e)) {
4486 target_buf[x] = '.';
4491 target_buf[x] = ' ';
4496 /* print - with a newline */
4497 command_print(NULL, "%s\n", target_buf);
4505 static int jim_target_mem2array(Jim_Interp *interp,
4506 int argc, Jim_Obj *const *argv)
4508 struct target *target = Jim_CmdPrivData(interp);
4509 return target_mem2array(interp, target, argc - 1, argv + 1);
4512 static int jim_target_array2mem(Jim_Interp *interp,
4513 int argc, Jim_Obj *const *argv)
4515 struct target *target = Jim_CmdPrivData(interp);
4516 return target_array2mem(interp, target, argc - 1, argv + 1);
4519 static int jim_target_tap_disabled(Jim_Interp *interp)
4521 Jim_SetResultFormatted(interp, "[TAP is disabled]");
4525 static int jim_target_examine(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
4529 Jim_WrongNumArgs(interp, 1, argv, "[no parameters]");
4532 struct target *target = Jim_CmdPrivData(interp);
4533 if (!target->tap->enabled)
4534 return jim_target_tap_disabled(interp);
4536 int e = target->type->examine(target);
4544 static int jim_target_halt_gdb(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
4548 Jim_WrongNumArgs(interp, 1, argv, "[no parameters]");
4551 struct target *target = Jim_CmdPrivData(interp);
4553 if (target_call_event_callbacks(target, TARGET_EVENT_GDB_HALT) != ERROR_OK)
4559 static int jim_target_poll(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
4563 Jim_WrongNumArgs(interp, 1, argv, "[no parameters]");
4566 struct target *target = Jim_CmdPrivData(interp);
4567 if (!target->tap->enabled)
4568 return jim_target_tap_disabled(interp);
4571 if (!(target_was_examined(target))) {
4572 e = ERROR_TARGET_NOT_EXAMINED;
4574 e = target->type->poll(target);
4583 static int jim_target_reset(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
4586 Jim_GetOpt_Setup(&goi, interp, argc - 1, argv + 1);
4590 Jim_WrongNumArgs(interp, 0, argv,
4591 "([tT]|[fF]|assert|deassert) BOOL");
4596 int e = Jim_GetOpt_Nvp(&goi, nvp_assert, &n);
4599 Jim_GetOpt_NvpUnknown(&goi, nvp_assert, 1);
4602 /* the halt or not param */
4604 e = Jim_GetOpt_Wide(&goi, &a);
4608 struct target *target = Jim_CmdPrivData(goi.interp);
4609 if (!target->tap->enabled)
4610 return jim_target_tap_disabled(interp);
4611 if (!(target_was_examined(target)))
4613 LOG_ERROR("Target not examined yet");
4614 return ERROR_TARGET_NOT_EXAMINED;
4616 if (!target->type->assert_reset || !target->type->deassert_reset)
4618 Jim_SetResultFormatted(interp,
4619 "No target-specific reset for %s",
4620 target_name(target));
4623 /* determine if we should halt or not. */
4624 target->reset_halt = !!a;
4625 /* When this happens - all workareas are invalid. */
4626 target_free_all_working_areas_restore(target, 0);
4629 if (n->value == NVP_ASSERT) {
4630 e = target->type->assert_reset(target);
4632 e = target->type->deassert_reset(target);
4634 return (e == ERROR_OK) ? JIM_OK : JIM_ERR;
4637 static int jim_target_halt(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
4640 Jim_WrongNumArgs(interp, 1, argv, "[no parameters]");
4643 struct target *target = Jim_CmdPrivData(interp);
4644 if (!target->tap->enabled)
4645 return jim_target_tap_disabled(interp);
4646 int e = target->type->halt(target);
4647 return (e == ERROR_OK) ? JIM_OK : JIM_ERR;
4650 static int jim_target_wait_state(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
4653 Jim_GetOpt_Setup(&goi, interp, argc - 1, argv + 1);
4655 /* params: <name> statename timeoutmsecs */
4658 const char *cmd_name = Jim_GetString(argv[0], NULL);
4659 Jim_SetResultFormatted(goi.interp,
4660 "%s <state_name> <timeout_in_msec>", cmd_name);
4665 int e = Jim_GetOpt_Nvp(&goi, nvp_target_state, &n);
4667 Jim_GetOpt_NvpUnknown(&goi, nvp_target_state,1);
4671 e = Jim_GetOpt_Wide(&goi, &a);
4675 struct target *target = Jim_CmdPrivData(interp);
4676 if (!target->tap->enabled)
4677 return jim_target_tap_disabled(interp);
4679 e = target_wait_state(target, n->value, a);
4682 Jim_Obj *eObj = Jim_NewIntObj(interp, e);
4683 Jim_SetResultFormatted(goi.interp,
4684 "target: %s wait %s fails (%#s) %s",
4685 target_name(target), n->name,
4686 eObj, target_strerror_safe(e));
4687 Jim_FreeNewObj(interp, eObj);
4692 /* List for human, Events defined for this target.
4693 * scripts/programs should use 'name cget -event NAME'
4695 static int jim_target_event_list(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
4697 struct command_context *cmd_ctx = current_command_context(interp);
4698 assert (cmd_ctx != NULL);
4700 struct target *target = Jim_CmdPrivData(interp);
4701 struct target_event_action *teap = target->event_action;
4702 command_print(cmd_ctx, "Event actions for target (%d) %s\n",
4703 target->target_number,
4704 target_name(target));
4705 command_print(cmd_ctx, "%-25s | Body", "Event");
4706 command_print(cmd_ctx, "------------------------- | "
4707 "----------------------------------------");
4710 Jim_Nvp *opt = Jim_Nvp_value2name_simple(nvp_target_event, teap->event);
4711 command_print(cmd_ctx, "%-25s | %s",
4712 opt->name, Jim_GetString(teap->body, NULL));
4715 command_print(cmd_ctx, "***END***");
4718 static int jim_target_current_state(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
4722 Jim_WrongNumArgs(interp, 1, argv, "[no parameters]");
4725 struct target *target = Jim_CmdPrivData(interp);
4726 Jim_SetResultString(interp, target_state_name(target), -1);
4729 static int jim_target_invoke_event(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
4732 Jim_GetOpt_Setup(&goi, interp, argc - 1, argv + 1);
4735 const char *cmd_name = Jim_GetString(argv[0], NULL);
4736 Jim_SetResultFormatted(goi.interp, "%s <eventname>", cmd_name);
4740 int e = Jim_GetOpt_Nvp(&goi, nvp_target_event, &n);
4743 Jim_GetOpt_NvpUnknown(&goi, nvp_target_event, 1);
4746 struct target *target = Jim_CmdPrivData(interp);
4747 target_handle_event(target, n->value);
4751 static const struct command_registration target_instance_command_handlers[] = {
4753 .name = "configure",
4754 .mode = COMMAND_CONFIG,
4755 .jim_handler = jim_target_configure,
4756 .help = "configure a new target for use",
4757 .usage = "[target_attribute ...]",
4761 .mode = COMMAND_ANY,
4762 .jim_handler = jim_target_configure,
4763 .help = "returns the specified target attribute",
4764 .usage = "target_attribute",
4768 .mode = COMMAND_EXEC,
4769 .jim_handler = jim_target_mw,
4770 .help = "Write 32-bit word(s) to target memory",
4771 .usage = "address data [count]",
4775 .mode = COMMAND_EXEC,
4776 .jim_handler = jim_target_mw,
4777 .help = "Write 16-bit half-word(s) to target memory",
4778 .usage = "address data [count]",
4782 .mode = COMMAND_EXEC,
4783 .jim_handler = jim_target_mw,
4784 .help = "Write byte(s) to target memory",
4785 .usage = "address data [count]",
4789 .mode = COMMAND_EXEC,
4790 .jim_handler = jim_target_md,
4791 .help = "Display target memory as 32-bit words",
4792 .usage = "address [count]",
4796 .mode = COMMAND_EXEC,
4797 .jim_handler = jim_target_md,
4798 .help = "Display target memory as 16-bit half-words",
4799 .usage = "address [count]",
4803 .mode = COMMAND_EXEC,
4804 .jim_handler = jim_target_md,
4805 .help = "Display target memory as 8-bit bytes",
4806 .usage = "address [count]",
4809 .name = "array2mem",
4810 .mode = COMMAND_EXEC,
4811 .jim_handler = jim_target_array2mem,
4812 .help = "Writes Tcl array of 8/16/32 bit numbers "
4814 .usage = "arrayname bitwidth address count",
4817 .name = "mem2array",
4818 .mode = COMMAND_EXEC,
4819 .jim_handler = jim_target_mem2array,
4820 .help = "Loads Tcl array of 8/16/32 bit numbers "
4821 "from target memory",
4822 .usage = "arrayname bitwidth address count",
4825 .name = "eventlist",
4826 .mode = COMMAND_EXEC,
4827 .jim_handler = jim_target_event_list,
4828 .help = "displays a table of events defined for this target",
4832 .mode = COMMAND_EXEC,
4833 .jim_handler = jim_target_current_state,
4834 .help = "displays the current state of this target",
4837 .name = "arp_examine",
4838 .mode = COMMAND_EXEC,
4839 .jim_handler = jim_target_examine,
4840 .help = "used internally for reset processing",
4843 .name = "arp_halt_gdb",
4844 .mode = COMMAND_EXEC,
4845 .jim_handler = jim_target_halt_gdb,
4846 .help = "used internally for reset processing to halt GDB",
4850 .mode = COMMAND_EXEC,
4851 .jim_handler = jim_target_poll,
4852 .help = "used internally for reset processing",
4855 .name = "arp_reset",
4856 .mode = COMMAND_EXEC,
4857 .jim_handler = jim_target_reset,
4858 .help = "used internally for reset processing",
4862 .mode = COMMAND_EXEC,
4863 .jim_handler = jim_target_halt,
4864 .help = "used internally for reset processing",
4867 .name = "arp_waitstate",
4868 .mode = COMMAND_EXEC,
4869 .jim_handler = jim_target_wait_state,
4870 .help = "used internally for reset processing",
4873 .name = "invoke-event",
4874 .mode = COMMAND_EXEC,
4875 .jim_handler = jim_target_invoke_event,
4876 .help = "invoke handler for specified event",
4877 .usage = "event_name",
4879 COMMAND_REGISTRATION_DONE
4882 static int target_create(Jim_GetOptInfo *goi)
4890 struct target *target;
4891 struct command_context *cmd_ctx;
4893 cmd_ctx = current_command_context(goi->interp);
4894 assert (cmd_ctx != NULL);
4896 if (goi->argc < 3) {
4897 Jim_WrongNumArgs(goi->interp, 1, goi->argv, "?name? ?type? ..options...");
4902 Jim_GetOpt_Obj(goi, &new_cmd);
4903 /* does this command exist? */
4904 cmd = Jim_GetCommand(goi->interp, new_cmd, JIM_ERRMSG);
4906 cp = Jim_GetString(new_cmd, NULL);
4907 Jim_SetResultFormatted(goi->interp, "Command/target: %s Exists", cp);
4912 e = Jim_GetOpt_String(goi, &cp2, NULL);
4916 /* now does target type exist */
4917 for (x = 0 ; target_types[x] ; x++) {
4918 if (0 == strcmp(cp, target_types[x]->name)) {
4923 if (target_types[x] == NULL) {
4924 Jim_SetResultFormatted(goi->interp, "Unknown target type %s, try one of ", cp);
4925 for (x = 0 ; target_types[x] ; x++) {
4926 if (target_types[x + 1]) {
4927 Jim_AppendStrings(goi->interp,
4928 Jim_GetResult(goi->interp),
4929 target_types[x]->name,
4932 Jim_AppendStrings(goi->interp,
4933 Jim_GetResult(goi->interp),
4935 target_types[x]->name,NULL);
4942 target = calloc(1,sizeof(struct target));
4943 /* set target number */
4944 target->target_number = new_target_number();
4946 /* allocate memory for each unique target type */
4947 target->type = (struct target_type*)calloc(1,sizeof(struct target_type));
4949 memcpy(target->type, target_types[x], sizeof(struct target_type));
4951 /* will be set by "-endian" */
4952 target->endianness = TARGET_ENDIAN_UNKNOWN;
4954 /* default to first core, override with -coreid */
4957 target->working_area = 0x0;
4958 target->working_area_size = 0x0;
4959 target->working_areas = NULL;
4960 target->backup_working_area = 0;
4962 target->state = TARGET_UNKNOWN;
4963 target->debug_reason = DBG_REASON_UNDEFINED;
4964 target->reg_cache = NULL;
4965 target->breakpoints = NULL;
4966 target->watchpoints = NULL;
4967 target->next = NULL;
4968 target->arch_info = NULL;
4970 target->display = 1;
4972 target->halt_issued = false;
4974 /* initialize trace information */
4975 target->trace_info = malloc(sizeof(struct trace));
4976 target->trace_info->num_trace_points = 0;
4977 target->trace_info->trace_points_size = 0;
4978 target->trace_info->trace_points = NULL;
4979 target->trace_info->trace_history_size = 0;
4980 target->trace_info->trace_history = NULL;
4981 target->trace_info->trace_history_pos = 0;
4982 target->trace_info->trace_history_overflowed = 0;
4984 target->dbgmsg = NULL;
4985 target->dbg_msg_enabled = 0;
4987 target->endianness = TARGET_ENDIAN_UNKNOWN;
4989 target->rtos = NULL;
4990 target->rtos_auto_detect = false;
4992 /* Do the rest as "configure" options */
4993 goi->isconfigure = 1;
4994 e = target_configure(goi, target);
4996 if (target->tap == NULL)
4998 Jim_SetResultString(goi->interp, "-chain-position required when creating target", -1);
5008 if (target->endianness == TARGET_ENDIAN_UNKNOWN) {
5009 /* default endian to little if not specified */
5010 target->endianness = TARGET_LITTLE_ENDIAN;
5013 /* incase variant is not set */
5014 if (!target->variant)
5015 target->variant = strdup("");
5017 cp = Jim_GetString(new_cmd, NULL);
5018 target->cmd_name = strdup(cp);
5020 /* create the target specific commands */
5021 if (target->type->commands) {
5022 e = register_commands(cmd_ctx, NULL, target->type->commands);
5024 LOG_ERROR("unable to register '%s' commands", cp);
5026 if (target->type->target_create) {
5027 (*(target->type->target_create))(target, goi->interp);
5030 /* append to end of list */
5032 struct target **tpp;
5033 tpp = &(all_targets);
5035 tpp = &((*tpp)->next);
5040 /* now - create the new target name command */
5041 const const struct command_registration target_subcommands[] = {
5043 .chain = target_instance_command_handlers,
5046 .chain = target->type->commands,
5048 COMMAND_REGISTRATION_DONE
5050 const const struct command_registration target_commands[] = {
5053 .mode = COMMAND_ANY,
5054 .help = "target command group",
5055 .chain = target_subcommands,
5057 COMMAND_REGISTRATION_DONE
5059 e = register_commands(cmd_ctx, NULL, target_commands);
5063 struct command *c = command_find_in_context(cmd_ctx, cp);
5065 command_set_handler_data(c, target);
5067 return (ERROR_OK == e) ? JIM_OK : JIM_ERR;
5070 static int jim_target_current(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
5074 Jim_WrongNumArgs(interp, 1, argv, "Too many parameters");
5077 struct command_context *cmd_ctx = current_command_context(interp);
5078 assert (cmd_ctx != NULL);
5080 Jim_SetResultString(interp, get_current_target(cmd_ctx)->cmd_name, -1);
5084 static int jim_target_types(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
5088 Jim_WrongNumArgs(interp, 1, argv, "Too many parameters");
5091 Jim_SetResult(interp, Jim_NewListObj(interp, NULL, 0));
5092 for (unsigned x = 0; NULL != target_types[x]; x++)
5094 Jim_ListAppendElement(interp, Jim_GetResult(interp),
5095 Jim_NewStringObj(interp, target_types[x]->name, -1));
5100 static int jim_target_names(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
5104 Jim_WrongNumArgs(interp, 1, argv, "Too many parameters");
5107 Jim_SetResult(interp, Jim_NewListObj(interp, NULL, 0));
5108 struct target *target = all_targets;
5111 Jim_ListAppendElement(interp, Jim_GetResult(interp),
5112 Jim_NewStringObj(interp, target_name(target), -1));
5113 target = target->next;
5118 static int jim_target_smp(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
5121 const char *targetname;
5123 struct target *target;
5124 struct target_list *head, *curr;
5125 curr = (struct target_list*) NULL;
5126 head = (struct target_list*) NULL;
5129 LOG_DEBUG("%d",argc);
5130 /* argv[1] = target to associate in smp
5131 * argv[2] = target to assoicate in smp
5138 targetname = Jim_GetString(argv[i], &len);
5139 target = get_target(targetname);
5140 LOG_DEBUG("%s ",targetname);
5143 struct target_list *new;
5144 new=malloc(sizeof(struct target_list));
5145 new->target = target;
5146 new->next = (struct target_list*)NULL;
5147 if (head == (struct target_list*)NULL)
5159 /* now parse the list of cpu and put the target in smp mode*/
5162 while(curr!=(struct target_list *)NULL)
5164 target=curr->target;
5166 target->head = head;
5173 static int jim_target_create(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
5176 Jim_GetOpt_Setup(&goi, interp, argc - 1, argv + 1);
5179 Jim_WrongNumArgs(goi.interp, goi.argc, goi.argv,
5180 "<name> <target_type> [<target_options> ...]");
5183 return target_create(&goi);
5186 static int jim_target_number(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
5189 Jim_GetOpt_Setup(&goi, interp, argc - 1, argv + 1);
5191 /* It's OK to remove this mechanism sometime after August 2010 or so */
5192 LOG_WARNING("don't use numbers as target identifiers; use names");
5195 Jim_SetResultFormatted(goi.interp, "usage: target number <number>");
5199 int e = Jim_GetOpt_Wide(&goi, &w);
5203 struct target *target;
5204 for (target = all_targets; NULL != target; target = target->next)
5206 if (target->target_number != w)
5209 Jim_SetResultString(goi.interp, target_name(target), -1);
5213 Jim_Obj *wObj = Jim_NewIntObj(goi.interp, w);
5214 Jim_SetResultFormatted(goi.interp,
5215 "Target: number %#s does not exist", wObj);
5216 Jim_FreeNewObj(interp, wObj);
5221 static int jim_target_count(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
5225 Jim_WrongNumArgs(interp, 1, argv, "<no parameters>");
5229 struct target *target = all_targets;
5230 while (NULL != target)
5232 target = target->next;
5235 Jim_SetResult(interp, Jim_NewIntObj(interp, count));
5239 static const struct command_registration target_subcommand_handlers[] = {
5242 .mode = COMMAND_CONFIG,
5243 .handler = handle_target_init_command,
5244 .help = "initialize targets",
5248 /* REVISIT this should be COMMAND_CONFIG ... */
5249 .mode = COMMAND_ANY,
5250 .jim_handler = jim_target_create,
5251 .usage = "name type '-chain-position' name [options ...]",
5252 .help = "Creates and selects a new target",
5256 .mode = COMMAND_ANY,
5257 .jim_handler = jim_target_current,
5258 .help = "Returns the currently selected target",
5262 .mode = COMMAND_ANY,
5263 .jim_handler = jim_target_types,
5264 .help = "Returns the available target types as "
5265 "a list of strings",
5269 .mode = COMMAND_ANY,
5270 .jim_handler = jim_target_names,
5271 .help = "Returns the names of all targets as a list of strings",
5275 .mode = COMMAND_ANY,
5276 .jim_handler = jim_target_number,
5278 .help = "Returns the name of the numbered target "
5283 .mode = COMMAND_ANY,
5284 .jim_handler = jim_target_count,
5285 .help = "Returns the number of targets as an integer "
5290 .mode = COMMAND_ANY,
5291 .jim_handler = jim_target_smp,
5292 .usage = "targetname1 targetname2 ...",
5293 .help = "gather several target in a smp list"
5296 COMMAND_REGISTRATION_DONE
5307 static int fastload_num;
5308 static struct FastLoad *fastload;
5310 static void free_fastload(void)
5312 if (fastload != NULL)
5315 for (i = 0; i < fastload_num; i++)
5317 if (fastload[i].data)
5318 free(fastload[i].data);
5328 COMMAND_HANDLER(handle_fast_load_image_command)
5332 uint32_t image_size;
5333 uint32_t min_address = 0;
5334 uint32_t max_address = 0xffffffff;
5339 int retval = CALL_COMMAND_HANDLER(parse_load_image_command_CMD_ARGV,
5340 &image, &min_address, &max_address);
5341 if (ERROR_OK != retval)
5344 struct duration bench;
5345 duration_start(&bench);
5347 retval = image_open(&image, CMD_ARGV[0], (CMD_ARGC >= 3) ? CMD_ARGV[2] : NULL);
5348 if (retval != ERROR_OK)
5355 fastload_num = image.num_sections;
5356 fastload = (struct FastLoad *)malloc(sizeof(struct FastLoad)*image.num_sections);
5357 if (fastload == NULL)
5359 command_print(CMD_CTX, "out of memory");
5360 image_close(&image);
5363 memset(fastload, 0, sizeof(struct FastLoad)*image.num_sections);
5364 for (i = 0; i < image.num_sections; i++)
5366 buffer = malloc(image.sections[i].size);
5369 command_print(CMD_CTX, "error allocating buffer for section (%d bytes)",
5370 (int)(image.sections[i].size));
5371 retval = ERROR_FAIL;
5375 if ((retval = image_read_section(&image, i, 0x0, image.sections[i].size, buffer, &buf_cnt)) != ERROR_OK)
5381 uint32_t offset = 0;
5382 uint32_t length = buf_cnt;
5385 /* DANGER!!! beware of unsigned comparision here!!! */
5387 if ((image.sections[i].base_address + buf_cnt >= min_address)&&
5388 (image.sections[i].base_address < max_address))
5390 if (image.sections[i].base_address < min_address)
5392 /* clip addresses below */
5393 offset += min_address-image.sections[i].base_address;
5397 if (image.sections[i].base_address + buf_cnt > max_address)
5399 length -= (image.sections[i].base_address + buf_cnt)-max_address;
5402 fastload[i].address = image.sections[i].base_address + offset;
5403 fastload[i].data = malloc(length);
5404 if (fastload[i].data == NULL)
5407 command_print(CMD_CTX, "error allocating buffer for section (%d bytes)",
5409 retval = ERROR_FAIL;
5412 memcpy(fastload[i].data, buffer + offset, length);
5413 fastload[i].length = length;
5415 image_size += length;
5416 command_print(CMD_CTX, "%u bytes written at address 0x%8.8x",
5417 (unsigned int)length,
5418 ((unsigned int)(image.sections[i].base_address + offset)));
5424 if ((ERROR_OK == retval) && (duration_measure(&bench) == ERROR_OK))
5426 command_print(CMD_CTX, "Loaded %" PRIu32 " bytes "
5427 "in %fs (%0.3f KiB/s)", image_size,
5428 duration_elapsed(&bench), duration_kbps(&bench, image_size));
5430 command_print(CMD_CTX,
5431 "WARNING: image has not been loaded to target!"
5432 "You can issue a 'fast_load' to finish loading.");
5435 image_close(&image);
5437 if (retval != ERROR_OK)
5445 COMMAND_HANDLER(handle_fast_load_command)
5448 return ERROR_COMMAND_SYNTAX_ERROR;
5449 if (fastload == NULL)
5451 LOG_ERROR("No image in memory");
5455 int ms = timeval_ms();
5457 int retval = ERROR_OK;
5458 for (i = 0; i < fastload_num;i++)
5460 struct target *target = get_current_target(CMD_CTX);
5461 command_print(CMD_CTX, "Write to 0x%08x, length 0x%08x",
5462 (unsigned int)(fastload[i].address),
5463 (unsigned int)(fastload[i].length));
5464 retval = target_write_buffer(target, fastload[i].address, fastload[i].length, fastload[i].data);
5465 if (retval != ERROR_OK)
5469 size += fastload[i].length;
5471 if (retval == ERROR_OK)
5473 int after = timeval_ms();
5474 command_print(CMD_CTX, "Loaded image %f kBytes/s", (float)(size/1024.0)/((float)(after-ms)/1000.0));
5479 static const struct command_registration target_command_handlers[] = {
5482 .handler = handle_targets_command,
5483 .mode = COMMAND_ANY,
5484 .help = "change current default target (one parameter) "
5485 "or prints table of all targets (no parameters)",
5486 .usage = "[target]",
5490 .mode = COMMAND_CONFIG,
5491 .help = "configure target",
5493 .chain = target_subcommand_handlers,
5495 COMMAND_REGISTRATION_DONE
5498 int target_register_commands(struct command_context *cmd_ctx)
5500 return register_commands(cmd_ctx, NULL, target_command_handlers);
5503 static bool target_reset_nag = true;
5505 bool get_target_reset_nag(void)
5507 return target_reset_nag;
5510 COMMAND_HANDLER(handle_target_reset_nag)
5512 return CALL_COMMAND_HANDLER(handle_command_parse_bool,
5513 &target_reset_nag, "Nag after each reset about options to improve "
5517 static const struct command_registration target_exec_command_handlers[] = {
5519 .name = "fast_load_image",
5520 .handler = handle_fast_load_image_command,
5521 .mode = COMMAND_ANY,
5522 .help = "Load image into server memory for later use by "
5523 "fast_load; primarily for profiling",
5524 .usage = "filename address ['bin'|'ihex'|'elf'|'s19'] "
5525 "[min_address [max_length]]",
5528 .name = "fast_load",
5529 .handler = handle_fast_load_command,
5530 .mode = COMMAND_EXEC,
5531 .help = "loads active fast load image to current target "
5532 "- mainly for profiling purposes",
5536 .handler = handle_profile_command,
5537 .mode = COMMAND_EXEC,
5538 .help = "profiling samples the CPU PC",
5540 /** @todo don't register virt2phys() unless target supports it */
5542 .name = "virt2phys",
5543 .handler = handle_virt2phys_command,
5544 .mode = COMMAND_ANY,
5545 .help = "translate a virtual address into a physical address",
5546 .usage = "virtual_address",
5550 .handler = handle_reg_command,
5551 .mode = COMMAND_EXEC,
5552 .help = "display or set a register; with no arguments, "
5553 "displays all registers and their values",
5554 .usage = "[(register_name|register_number) [value]]",
5558 .handler = handle_poll_command,
5559 .mode = COMMAND_EXEC,
5560 .help = "poll target state; or reconfigure background polling",
5561 .usage = "['on'|'off']",
5564 .name = "wait_halt",
5565 .handler = handle_wait_halt_command,
5566 .mode = COMMAND_EXEC,
5567 .help = "wait up to the specified number of milliseconds "
5568 "(default 5) for a previously requested halt",
5569 .usage = "[milliseconds]",
5573 .handler = handle_halt_command,
5574 .mode = COMMAND_EXEC,
5575 .help = "request target to halt, then wait up to the specified"
5576 "number of milliseconds (default 5) for it to complete",
5577 .usage = "[milliseconds]",
5581 .handler = handle_resume_command,
5582 .mode = COMMAND_EXEC,
5583 .help = "resume target execution from current PC or address",
5584 .usage = "[address]",
5588 .handler = handle_reset_command,
5589 .mode = COMMAND_EXEC,
5590 .usage = "[run|halt|init]",
5591 .help = "Reset all targets into the specified mode."
5592 "Default reset mode is run, if not given.",
5595 .name = "soft_reset_halt",
5596 .handler = handle_soft_reset_halt_command,
5597 .mode = COMMAND_EXEC,
5598 .help = "halt the target and do a soft reset",
5602 .handler = handle_step_command,
5603 .mode = COMMAND_EXEC,
5604 .help = "step one instruction from current PC or address",
5605 .usage = "[address]",
5609 .handler = handle_md_command,
5610 .mode = COMMAND_EXEC,
5611 .help = "display memory words",
5612 .usage = "['phys'] address [count]",
5616 .handler = handle_md_command,
5617 .mode = COMMAND_EXEC,
5618 .help = "display memory half-words",
5619 .usage = "['phys'] address [count]",
5623 .handler = handle_md_command,
5624 .mode = COMMAND_EXEC,
5625 .help = "display memory bytes",
5626 .usage = "['phys'] address [count]",
5630 .handler = handle_mw_command,
5631 .mode = COMMAND_EXEC,
5632 .help = "write memory word",
5633 .usage = "['phys'] address value [count]",
5637 .handler = handle_mw_command,
5638 .mode = COMMAND_EXEC,
5639 .help = "write memory half-word",
5640 .usage = "['phys'] address value [count]",
5644 .handler = handle_mw_command,
5645 .mode = COMMAND_EXEC,
5646 .help = "write memory byte",
5647 .usage = "['phys'] address value [count]",
5651 .handler = handle_bp_command,
5652 .mode = COMMAND_EXEC,
5653 .help = "list or set hardware or software breakpoint",
5654 .usage = "usage: bp <address> [<asid>]<length> ['hw'|'hw_ctx']",
5658 .handler = handle_rbp_command,
5659 .mode = COMMAND_EXEC,
5660 .help = "remove breakpoint",
5665 .handler = handle_wp_command,
5666 .mode = COMMAND_EXEC,
5667 .help = "list (no params) or create watchpoints",
5668 .usage = "[address length [('r'|'w'|'a') value [mask]]]",
5672 .handler = handle_rwp_command,
5673 .mode = COMMAND_EXEC,
5674 .help = "remove watchpoint",
5678 .name = "load_image",
5679 .handler = handle_load_image_command,
5680 .mode = COMMAND_EXEC,
5681 .usage = "filename address ['bin'|'ihex'|'elf'|'s19'] "
5682 "[min_address] [max_length]",
5685 .name = "dump_image",
5686 .handler = handle_dump_image_command,
5687 .mode = COMMAND_EXEC,
5688 .usage = "filename address size",
5691 .name = "verify_image",
5692 .handler = handle_verify_image_command,
5693 .mode = COMMAND_EXEC,
5694 .usage = "filename [offset [type]]",
5697 .name = "test_image",
5698 .handler = handle_test_image_command,
5699 .mode = COMMAND_EXEC,
5700 .usage = "filename [offset [type]]",
5703 .name = "mem2array",
5704 .mode = COMMAND_EXEC,
5705 .jim_handler = jim_mem2array,
5706 .help = "read 8/16/32 bit memory and return as a TCL array "
5707 "for script processing",
5708 .usage = "arrayname bitwidth address count",
5711 .name = "array2mem",
5712 .mode = COMMAND_EXEC,
5713 .jim_handler = jim_array2mem,
5714 .help = "convert a TCL array to memory locations "
5715 "and write the 8/16/32 bit values",
5716 .usage = "arrayname bitwidth address count",
5719 .name = "reset_nag",
5720 .handler = handle_target_reset_nag,
5721 .mode = COMMAND_ANY,
5722 .help = "Nag after each reset about options that could have been "
5723 "enabled to improve performance. ",
5724 .usage = "['enable'|'disable']",
5726 COMMAND_REGISTRATION_DONE
5728 static int target_register_user_commands(struct command_context *cmd_ctx)
5730 int retval = ERROR_OK;
5731 if ((retval = target_request_register_commands(cmd_ctx)) != ERROR_OK)
5734 if ((retval = trace_register_commands(cmd_ctx)) != ERROR_OK)
5738 return register_commands(cmd_ctx, NULL, target_exec_command_handlers);