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 * Copyright (C) 2011 Andreas Fritiofson *
24 * andreas.fritiofson@gmail.com *
26 * This program is free software; you can redistribute it and/or modify *
27 * it under the terms of the GNU General Public License as published by *
28 * the Free Software Foundation; either version 2 of the License, or *
29 * (at your option) any later version. *
31 * This program is distributed in the hope that it will be useful, *
32 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
33 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
34 * GNU General Public License for more details. *
36 * You should have received a copy of the GNU General Public License *
37 * along with this program. If not, see <http://www.gnu.org/licenses/>. *
38 ***************************************************************************/
44 #include <helper/time_support.h>
45 #include <jtag/jtag.h>
46 #include <flash/nor/core.h>
49 #include "target_type.h"
50 #include "target_request.h"
51 #include "breakpoints.h"
55 #include "rtos/rtos.h"
56 #include "transport/transport.h"
59 /* default halt wait timeout (ms) */
60 #define DEFAULT_HALT_TIMEOUT 5000
62 static int target_read_buffer_default(struct target *target, target_addr_t address,
63 uint32_t count, uint8_t *buffer);
64 static int target_write_buffer_default(struct target *target, target_addr_t address,
65 uint32_t count, const uint8_t *buffer);
66 static int target_array2mem(Jim_Interp *interp, struct target *target,
67 int argc, Jim_Obj * const *argv);
68 static int target_mem2array(Jim_Interp *interp, struct target *target,
69 int argc, Jim_Obj * const *argv);
70 static int target_register_user_commands(struct command_context *cmd_ctx);
71 static int target_get_gdb_fileio_info_default(struct target *target,
72 struct gdb_fileio_info *fileio_info);
73 static int target_gdb_fileio_end_default(struct target *target, int retcode,
74 int fileio_errno, bool ctrl_c);
75 static int target_profiling_default(struct target *target, uint32_t *samples,
76 uint32_t max_num_samples, uint32_t *num_samples, uint32_t seconds);
79 extern struct target_type arm7tdmi_target;
80 extern struct target_type arm720t_target;
81 extern struct target_type arm9tdmi_target;
82 extern struct target_type arm920t_target;
83 extern struct target_type arm966e_target;
84 extern struct target_type arm946e_target;
85 extern struct target_type arm926ejs_target;
86 extern struct target_type fa526_target;
87 extern struct target_type feroceon_target;
88 extern struct target_type dragonite_target;
89 extern struct target_type xscale_target;
90 extern struct target_type cortexm_target;
91 extern struct target_type cortexa_target;
92 extern struct target_type aarch64_target;
93 extern struct target_type cortexr4_target;
94 extern struct target_type arm11_target;
95 extern struct target_type ls1_sap_target;
96 extern struct target_type mips_m4k_target;
97 extern struct target_type avr_target;
98 extern struct target_type dsp563xx_target;
99 extern struct target_type dsp5680xx_target;
100 extern struct target_type testee_target;
101 extern struct target_type avr32_ap7k_target;
102 extern struct target_type hla_target;
103 extern struct target_type nds32_v2_target;
104 extern struct target_type nds32_v3_target;
105 extern struct target_type nds32_v3m_target;
106 extern struct target_type or1k_target;
107 extern struct target_type quark_x10xx_target;
108 extern struct target_type quark_d20xx_target;
109 extern struct target_type stm8_target;
111 static struct target_type *target_types[] = {
148 struct target *all_targets;
149 static struct target_event_callback *target_event_callbacks;
150 static struct target_timer_callback *target_timer_callbacks;
151 LIST_HEAD(target_reset_callback_list);
152 LIST_HEAD(target_trace_callback_list);
153 static const int polling_interval = 100;
155 static const Jim_Nvp nvp_assert[] = {
156 { .name = "assert", NVP_ASSERT },
157 { .name = "deassert", NVP_DEASSERT },
158 { .name = "T", NVP_ASSERT },
159 { .name = "F", NVP_DEASSERT },
160 { .name = "t", NVP_ASSERT },
161 { .name = "f", NVP_DEASSERT },
162 { .name = NULL, .value = -1 }
165 static const Jim_Nvp nvp_error_target[] = {
166 { .value = ERROR_TARGET_INVALID, .name = "err-invalid" },
167 { .value = ERROR_TARGET_INIT_FAILED, .name = "err-init-failed" },
168 { .value = ERROR_TARGET_TIMEOUT, .name = "err-timeout" },
169 { .value = ERROR_TARGET_NOT_HALTED, .name = "err-not-halted" },
170 { .value = ERROR_TARGET_FAILURE, .name = "err-failure" },
171 { .value = ERROR_TARGET_UNALIGNED_ACCESS , .name = "err-unaligned-access" },
172 { .value = ERROR_TARGET_DATA_ABORT , .name = "err-data-abort" },
173 { .value = ERROR_TARGET_RESOURCE_NOT_AVAILABLE , .name = "err-resource-not-available" },
174 { .value = ERROR_TARGET_TRANSLATION_FAULT , .name = "err-translation-fault" },
175 { .value = ERROR_TARGET_NOT_RUNNING, .name = "err-not-running" },
176 { .value = ERROR_TARGET_NOT_EXAMINED, .name = "err-not-examined" },
177 { .value = -1, .name = NULL }
180 static const char *target_strerror_safe(int err)
184 n = Jim_Nvp_value2name_simple(nvp_error_target, err);
191 static const Jim_Nvp nvp_target_event[] = {
193 { .value = TARGET_EVENT_GDB_HALT, .name = "gdb-halt" },
194 { .value = TARGET_EVENT_HALTED, .name = "halted" },
195 { .value = TARGET_EVENT_RESUMED, .name = "resumed" },
196 { .value = TARGET_EVENT_RESUME_START, .name = "resume-start" },
197 { .value = TARGET_EVENT_RESUME_END, .name = "resume-end" },
199 { .name = "gdb-start", .value = TARGET_EVENT_GDB_START },
200 { .name = "gdb-end", .value = TARGET_EVENT_GDB_END },
202 { .value = TARGET_EVENT_RESET_START, .name = "reset-start" },
203 { .value = TARGET_EVENT_RESET_ASSERT_PRE, .name = "reset-assert-pre" },
204 { .value = TARGET_EVENT_RESET_ASSERT, .name = "reset-assert" },
205 { .value = TARGET_EVENT_RESET_ASSERT_POST, .name = "reset-assert-post" },
206 { .value = TARGET_EVENT_RESET_DEASSERT_PRE, .name = "reset-deassert-pre" },
207 { .value = TARGET_EVENT_RESET_DEASSERT_POST, .name = "reset-deassert-post" },
208 { .value = TARGET_EVENT_RESET_INIT, .name = "reset-init" },
209 { .value = TARGET_EVENT_RESET_END, .name = "reset-end" },
211 { .value = TARGET_EVENT_EXAMINE_START, .name = "examine-start" },
212 { .value = TARGET_EVENT_EXAMINE_END, .name = "examine-end" },
214 { .value = TARGET_EVENT_DEBUG_HALTED, .name = "debug-halted" },
215 { .value = TARGET_EVENT_DEBUG_RESUMED, .name = "debug-resumed" },
217 { .value = TARGET_EVENT_GDB_ATTACH, .name = "gdb-attach" },
218 { .value = TARGET_EVENT_GDB_DETACH, .name = "gdb-detach" },
220 { .value = TARGET_EVENT_GDB_FLASH_WRITE_START, .name = "gdb-flash-write-start" },
221 { .value = TARGET_EVENT_GDB_FLASH_WRITE_END , .name = "gdb-flash-write-end" },
223 { .value = TARGET_EVENT_GDB_FLASH_ERASE_START, .name = "gdb-flash-erase-start" },
224 { .value = TARGET_EVENT_GDB_FLASH_ERASE_END , .name = "gdb-flash-erase-end" },
226 { .value = TARGET_EVENT_TRACE_CONFIG, .name = "trace-config" },
228 { .name = NULL, .value = -1 }
231 static const Jim_Nvp nvp_target_state[] = {
232 { .name = "unknown", .value = TARGET_UNKNOWN },
233 { .name = "running", .value = TARGET_RUNNING },
234 { .name = "halted", .value = TARGET_HALTED },
235 { .name = "reset", .value = TARGET_RESET },
236 { .name = "debug-running", .value = TARGET_DEBUG_RUNNING },
237 { .name = NULL, .value = -1 },
240 static const Jim_Nvp nvp_target_debug_reason[] = {
241 { .name = "debug-request" , .value = DBG_REASON_DBGRQ },
242 { .name = "breakpoint" , .value = DBG_REASON_BREAKPOINT },
243 { .name = "watchpoint" , .value = DBG_REASON_WATCHPOINT },
244 { .name = "watchpoint-and-breakpoint", .value = DBG_REASON_WPTANDBKPT },
245 { .name = "single-step" , .value = DBG_REASON_SINGLESTEP },
246 { .name = "target-not-halted" , .value = DBG_REASON_NOTHALTED },
247 { .name = "program-exit" , .value = DBG_REASON_EXIT },
248 { .name = "undefined" , .value = DBG_REASON_UNDEFINED },
249 { .name = NULL, .value = -1 },
252 static const Jim_Nvp nvp_target_endian[] = {
253 { .name = "big", .value = TARGET_BIG_ENDIAN },
254 { .name = "little", .value = TARGET_LITTLE_ENDIAN },
255 { .name = "be", .value = TARGET_BIG_ENDIAN },
256 { .name = "le", .value = TARGET_LITTLE_ENDIAN },
257 { .name = NULL, .value = -1 },
260 static const Jim_Nvp nvp_reset_modes[] = {
261 { .name = "unknown", .value = RESET_UNKNOWN },
262 { .name = "run" , .value = RESET_RUN },
263 { .name = "halt" , .value = RESET_HALT },
264 { .name = "init" , .value = RESET_INIT },
265 { .name = NULL , .value = -1 },
268 const char *debug_reason_name(struct target *t)
272 cp = Jim_Nvp_value2name_simple(nvp_target_debug_reason,
273 t->debug_reason)->name;
275 LOG_ERROR("Invalid debug reason: %d", (int)(t->debug_reason));
276 cp = "(*BUG*unknown*BUG*)";
281 const char *target_state_name(struct target *t)
284 cp = Jim_Nvp_value2name_simple(nvp_target_state, t->state)->name;
286 LOG_ERROR("Invalid target state: %d", (int)(t->state));
287 cp = "(*BUG*unknown*BUG*)";
290 if (!target_was_examined(t) && t->defer_examine)
291 cp = "examine deferred";
296 const char *target_event_name(enum target_event event)
299 cp = Jim_Nvp_value2name_simple(nvp_target_event, event)->name;
301 LOG_ERROR("Invalid target event: %d", (int)(event));
302 cp = "(*BUG*unknown*BUG*)";
307 const char *target_reset_mode_name(enum target_reset_mode reset_mode)
310 cp = Jim_Nvp_value2name_simple(nvp_reset_modes, reset_mode)->name;
312 LOG_ERROR("Invalid target reset mode: %d", (int)(reset_mode));
313 cp = "(*BUG*unknown*BUG*)";
318 /* determine the number of the new target */
319 static int new_target_number(void)
324 /* number is 0 based */
328 if (x < t->target_number)
329 x = t->target_number;
335 /* read a uint64_t from a buffer in target memory endianness */
336 uint64_t target_buffer_get_u64(struct target *target, const uint8_t *buffer)
338 if (target->endianness == TARGET_LITTLE_ENDIAN)
339 return le_to_h_u64(buffer);
341 return be_to_h_u64(buffer);
344 /* read a uint32_t from a buffer in target memory endianness */
345 uint32_t target_buffer_get_u32(struct target *target, const uint8_t *buffer)
347 if (target->endianness == TARGET_LITTLE_ENDIAN)
348 return le_to_h_u32(buffer);
350 return be_to_h_u32(buffer);
353 /* read a uint24_t from a buffer in target memory endianness */
354 uint32_t target_buffer_get_u24(struct target *target, const uint8_t *buffer)
356 if (target->endianness == TARGET_LITTLE_ENDIAN)
357 return le_to_h_u24(buffer);
359 return be_to_h_u24(buffer);
362 /* read a uint16_t from a buffer in target memory endianness */
363 uint16_t target_buffer_get_u16(struct target *target, const uint8_t *buffer)
365 if (target->endianness == TARGET_LITTLE_ENDIAN)
366 return le_to_h_u16(buffer);
368 return be_to_h_u16(buffer);
371 /* read a uint8_t from a buffer in target memory endianness */
372 static uint8_t target_buffer_get_u8(struct target *target, const uint8_t *buffer)
374 return *buffer & 0x0ff;
377 /* write a uint64_t to a buffer in target memory endianness */
378 void target_buffer_set_u64(struct target *target, uint8_t *buffer, uint64_t value)
380 if (target->endianness == TARGET_LITTLE_ENDIAN)
381 h_u64_to_le(buffer, value);
383 h_u64_to_be(buffer, value);
386 /* write a uint32_t to a buffer in target memory endianness */
387 void target_buffer_set_u32(struct target *target, uint8_t *buffer, uint32_t value)
389 if (target->endianness == TARGET_LITTLE_ENDIAN)
390 h_u32_to_le(buffer, value);
392 h_u32_to_be(buffer, value);
395 /* write a uint24_t to a buffer in target memory endianness */
396 void target_buffer_set_u24(struct target *target, uint8_t *buffer, uint32_t value)
398 if (target->endianness == TARGET_LITTLE_ENDIAN)
399 h_u24_to_le(buffer, value);
401 h_u24_to_be(buffer, value);
404 /* write a uint16_t to a buffer in target memory endianness */
405 void target_buffer_set_u16(struct target *target, uint8_t *buffer, uint16_t value)
407 if (target->endianness == TARGET_LITTLE_ENDIAN)
408 h_u16_to_le(buffer, value);
410 h_u16_to_be(buffer, value);
413 /* write a uint8_t to a buffer in target memory endianness */
414 static void target_buffer_set_u8(struct target *target, uint8_t *buffer, uint8_t value)
419 /* write a uint64_t array to a buffer in target memory endianness */
420 void target_buffer_get_u64_array(struct target *target, const uint8_t *buffer, uint32_t count, uint64_t *dstbuf)
423 for (i = 0; i < count; i++)
424 dstbuf[i] = target_buffer_get_u64(target, &buffer[i * 8]);
427 /* write a uint32_t array to a buffer in target memory endianness */
428 void target_buffer_get_u32_array(struct target *target, const uint8_t *buffer, uint32_t count, uint32_t *dstbuf)
431 for (i = 0; i < count; i++)
432 dstbuf[i] = target_buffer_get_u32(target, &buffer[i * 4]);
435 /* write a uint16_t array to a buffer in target memory endianness */
436 void target_buffer_get_u16_array(struct target *target, const uint8_t *buffer, uint32_t count, uint16_t *dstbuf)
439 for (i = 0; i < count; i++)
440 dstbuf[i] = target_buffer_get_u16(target, &buffer[i * 2]);
443 /* write a uint64_t array to a buffer in target memory endianness */
444 void target_buffer_set_u64_array(struct target *target, uint8_t *buffer, uint32_t count, const uint64_t *srcbuf)
447 for (i = 0; i < count; i++)
448 target_buffer_set_u64(target, &buffer[i * 8], srcbuf[i]);
451 /* write a uint32_t array to a buffer in target memory endianness */
452 void target_buffer_set_u32_array(struct target *target, uint8_t *buffer, uint32_t count, const uint32_t *srcbuf)
455 for (i = 0; i < count; i++)
456 target_buffer_set_u32(target, &buffer[i * 4], srcbuf[i]);
459 /* write a uint16_t array to a buffer in target memory endianness */
460 void target_buffer_set_u16_array(struct target *target, uint8_t *buffer, uint32_t count, const uint16_t *srcbuf)
463 for (i = 0; i < count; i++)
464 target_buffer_set_u16(target, &buffer[i * 2], srcbuf[i]);
467 /* return a pointer to a configured target; id is name or number */
468 struct target *get_target(const char *id)
470 struct target *target;
472 /* try as tcltarget name */
473 for (target = all_targets; target; target = target->next) {
474 if (target_name(target) == NULL)
476 if (strcmp(id, target_name(target)) == 0)
480 /* It's OK to remove this fallback sometime after August 2010 or so */
482 /* no match, try as number */
484 if (parse_uint(id, &num) != ERROR_OK)
487 for (target = all_targets; target; target = target->next) {
488 if (target->target_number == (int)num) {
489 LOG_WARNING("use '%s' as target identifier, not '%u'",
490 target_name(target), num);
498 /* returns a pointer to the n-th configured target */
499 struct target *get_target_by_num(int num)
501 struct target *target = all_targets;
504 if (target->target_number == num)
506 target = target->next;
512 struct target *get_current_target(struct command_context *cmd_ctx)
514 struct target *target = cmd_ctx->current_target_override
515 ? cmd_ctx->current_target_override
516 : cmd_ctx->current_target;
518 if (target == NULL) {
519 LOG_ERROR("BUG: current_target out of bounds");
526 int target_poll(struct target *target)
530 /* We can't poll until after examine */
531 if (!target_was_examined(target)) {
532 /* Fail silently lest we pollute the log */
536 retval = target->type->poll(target);
537 if (retval != ERROR_OK)
540 if (target->halt_issued) {
541 if (target->state == TARGET_HALTED)
542 target->halt_issued = false;
544 int64_t t = timeval_ms() - target->halt_issued_time;
545 if (t > DEFAULT_HALT_TIMEOUT) {
546 target->halt_issued = false;
547 LOG_INFO("Halt timed out, wake up GDB.");
548 target_call_event_callbacks(target, TARGET_EVENT_GDB_HALT);
556 int target_halt(struct target *target)
559 /* We can't poll until after examine */
560 if (!target_was_examined(target)) {
561 LOG_ERROR("Target not examined yet");
565 retval = target->type->halt(target);
566 if (retval != ERROR_OK)
569 target->halt_issued = true;
570 target->halt_issued_time = timeval_ms();
576 * Make the target (re)start executing using its saved execution
577 * context (possibly with some modifications).
579 * @param target Which target should start executing.
580 * @param current True to use the target's saved program counter instead
581 * of the address parameter
582 * @param address Optionally used as the program counter.
583 * @param handle_breakpoints True iff breakpoints at the resumption PC
584 * should be skipped. (For example, maybe execution was stopped by
585 * such a breakpoint, in which case it would be counterprodutive to
587 * @param debug_execution False if all working areas allocated by OpenOCD
588 * should be released and/or restored to their original contents.
589 * (This would for example be true to run some downloaded "helper"
590 * algorithm code, which resides in one such working buffer and uses
591 * another for data storage.)
593 * @todo Resolve the ambiguity about what the "debug_execution" flag
594 * signifies. For example, Target implementations don't agree on how
595 * it relates to invalidation of the register cache, or to whether
596 * breakpoints and watchpoints should be enabled. (It would seem wrong
597 * to enable breakpoints when running downloaded "helper" algorithms
598 * (debug_execution true), since the breakpoints would be set to match
599 * target firmware being debugged, not the helper algorithm.... and
600 * enabling them could cause such helpers to malfunction (for example,
601 * by overwriting data with a breakpoint instruction. On the other
602 * hand the infrastructure for running such helpers might use this
603 * procedure but rely on hardware breakpoint to detect termination.)
605 int target_resume(struct target *target, int current, target_addr_t address,
606 int handle_breakpoints, int debug_execution)
610 /* We can't poll until after examine */
611 if (!target_was_examined(target)) {
612 LOG_ERROR("Target not examined yet");
616 target_call_event_callbacks(target, TARGET_EVENT_RESUME_START);
618 /* note that resume *must* be asynchronous. The CPU can halt before
619 * we poll. The CPU can even halt at the current PC as a result of
620 * a software breakpoint being inserted by (a bug?) the application.
622 retval = target->type->resume(target, current, address, handle_breakpoints, debug_execution);
623 if (retval != ERROR_OK)
626 target_call_event_callbacks(target, TARGET_EVENT_RESUME_END);
631 static int target_process_reset(struct command_context *cmd_ctx, enum target_reset_mode reset_mode)
636 n = Jim_Nvp_value2name_simple(nvp_reset_modes, reset_mode);
637 if (n->name == NULL) {
638 LOG_ERROR("invalid reset mode");
642 struct target *target;
643 for (target = all_targets; target; target = target->next)
644 target_call_reset_callbacks(target, reset_mode);
646 /* disable polling during reset to make reset event scripts
647 * more predictable, i.e. dr/irscan & pathmove in events will
648 * not have JTAG operations injected into the middle of a sequence.
650 bool save_poll = jtag_poll_get_enabled();
652 jtag_poll_set_enabled(false);
654 sprintf(buf, "ocd_process_reset %s", n->name);
655 retval = Jim_Eval(cmd_ctx->interp, buf);
657 jtag_poll_set_enabled(save_poll);
659 if (retval != JIM_OK) {
660 Jim_MakeErrorMessage(cmd_ctx->interp);
661 command_print(NULL, "%s\n", Jim_GetString(Jim_GetResult(cmd_ctx->interp), NULL));
665 /* We want any events to be processed before the prompt */
666 retval = target_call_timer_callbacks_now();
668 for (target = all_targets; target; target = target->next) {
669 target->type->check_reset(target);
670 target->running_alg = false;
676 static int identity_virt2phys(struct target *target,
677 target_addr_t virtual, target_addr_t *physical)
683 static int no_mmu(struct target *target, int *enabled)
689 static int default_examine(struct target *target)
691 target_set_examined(target);
695 /* no check by default */
696 static int default_check_reset(struct target *target)
701 int target_examine_one(struct target *target)
703 target_call_event_callbacks(target, TARGET_EVENT_EXAMINE_START);
705 int retval = target->type->examine(target);
706 if (retval != ERROR_OK)
709 target_call_event_callbacks(target, TARGET_EVENT_EXAMINE_END);
714 static int jtag_enable_callback(enum jtag_event event, void *priv)
716 struct target *target = priv;
718 if (event != JTAG_TAP_EVENT_ENABLE || !target->tap->enabled)
721 jtag_unregister_event_callback(jtag_enable_callback, target);
723 return target_examine_one(target);
726 /* Targets that correctly implement init + examine, i.e.
727 * no communication with target during init:
731 int target_examine(void)
733 int retval = ERROR_OK;
734 struct target *target;
736 for (target = all_targets; target; target = target->next) {
737 /* defer examination, but don't skip it */
738 if (!target->tap->enabled) {
739 jtag_register_event_callback(jtag_enable_callback,
744 if (target->defer_examine)
747 retval = target_examine_one(target);
748 if (retval != ERROR_OK)
754 const char *target_type_name(struct target *target)
756 return target->type->name;
759 static int target_soft_reset_halt(struct target *target)
761 if (!target_was_examined(target)) {
762 LOG_ERROR("Target not examined yet");
765 if (!target->type->soft_reset_halt) {
766 LOG_ERROR("Target %s does not support soft_reset_halt",
767 target_name(target));
770 return target->type->soft_reset_halt(target);
774 * Downloads a target-specific native code algorithm to the target,
775 * and executes it. * Note that some targets may need to set up, enable,
776 * and tear down a breakpoint (hard or * soft) to detect algorithm
777 * termination, while others may support lower overhead schemes where
778 * soft breakpoints embedded in the algorithm automatically terminate the
781 * @param target used to run the algorithm
782 * @param arch_info target-specific description of the algorithm.
784 int target_run_algorithm(struct target *target,
785 int num_mem_params, struct mem_param *mem_params,
786 int num_reg_params, struct reg_param *reg_param,
787 uint32_t entry_point, uint32_t exit_point,
788 int timeout_ms, void *arch_info)
790 int retval = ERROR_FAIL;
792 if (!target_was_examined(target)) {
793 LOG_ERROR("Target not examined yet");
796 if (!target->type->run_algorithm) {
797 LOG_ERROR("Target type '%s' does not support %s",
798 target_type_name(target), __func__);
802 target->running_alg = true;
803 retval = target->type->run_algorithm(target,
804 num_mem_params, mem_params,
805 num_reg_params, reg_param,
806 entry_point, exit_point, timeout_ms, arch_info);
807 target->running_alg = false;
814 * Executes a target-specific native code algorithm and leaves it running.
816 * @param target used to run the algorithm
817 * @param arch_info target-specific description of the algorithm.
819 int target_start_algorithm(struct target *target,
820 int num_mem_params, struct mem_param *mem_params,
821 int num_reg_params, struct reg_param *reg_params,
822 uint32_t entry_point, uint32_t exit_point,
825 int retval = ERROR_FAIL;
827 if (!target_was_examined(target)) {
828 LOG_ERROR("Target not examined yet");
831 if (!target->type->start_algorithm) {
832 LOG_ERROR("Target type '%s' does not support %s",
833 target_type_name(target), __func__);
836 if (target->running_alg) {
837 LOG_ERROR("Target is already running an algorithm");
841 target->running_alg = true;
842 retval = target->type->start_algorithm(target,
843 num_mem_params, mem_params,
844 num_reg_params, reg_params,
845 entry_point, exit_point, arch_info);
852 * Waits for an algorithm started with target_start_algorithm() to complete.
854 * @param target used to run the algorithm
855 * @param arch_info target-specific description of the algorithm.
857 int target_wait_algorithm(struct target *target,
858 int num_mem_params, struct mem_param *mem_params,
859 int num_reg_params, struct reg_param *reg_params,
860 uint32_t exit_point, int timeout_ms,
863 int retval = ERROR_FAIL;
865 if (!target->type->wait_algorithm) {
866 LOG_ERROR("Target type '%s' does not support %s",
867 target_type_name(target), __func__);
870 if (!target->running_alg) {
871 LOG_ERROR("Target is not running an algorithm");
875 retval = target->type->wait_algorithm(target,
876 num_mem_params, mem_params,
877 num_reg_params, reg_params,
878 exit_point, timeout_ms, arch_info);
879 if (retval != ERROR_TARGET_TIMEOUT)
880 target->running_alg = false;
887 * Streams data to a circular buffer on target intended for consumption by code
888 * running asynchronously on target.
890 * This is intended for applications where target-specific native code runs
891 * on the target, receives data from the circular buffer, does something with
892 * it (most likely writing it to a flash memory), and advances the circular
895 * This assumes that the helper algorithm has already been loaded to the target,
896 * but has not been started yet. Given memory and register parameters are passed
899 * The buffer is defined by (buffer_start, buffer_size) arguments and has the
902 * [buffer_start + 0, buffer_start + 4):
903 * Write Pointer address (aka head). Written and updated by this
904 * routine when new data is written to the circular buffer.
905 * [buffer_start + 4, buffer_start + 8):
906 * Read Pointer address (aka tail). Updated by code running on the
907 * target after it consumes data.
908 * [buffer_start + 8, buffer_start + buffer_size):
909 * Circular buffer contents.
911 * See contrib/loaders/flash/stm32f1x.S for an example.
913 * @param target used to run the algorithm
914 * @param buffer address on the host where data to be sent is located
915 * @param count number of blocks to send
916 * @param block_size size in bytes of each block
917 * @param num_mem_params count of memory-based params to pass to algorithm
918 * @param mem_params memory-based params to pass to algorithm
919 * @param num_reg_params count of register-based params to pass to algorithm
920 * @param reg_params memory-based params to pass to algorithm
921 * @param buffer_start address on the target of the circular buffer structure
922 * @param buffer_size size of the circular buffer structure
923 * @param entry_point address on the target to execute to start the algorithm
924 * @param exit_point address at which to set a breakpoint to catch the
925 * end of the algorithm; can be 0 if target triggers a breakpoint itself
928 int target_run_flash_async_algorithm(struct target *target,
929 const uint8_t *buffer, uint32_t count, int block_size,
930 int num_mem_params, struct mem_param *mem_params,
931 int num_reg_params, struct reg_param *reg_params,
932 uint32_t buffer_start, uint32_t buffer_size,
933 uint32_t entry_point, uint32_t exit_point, void *arch_info)
938 const uint8_t *buffer_orig = buffer;
940 /* Set up working area. First word is write pointer, second word is read pointer,
941 * rest is fifo data area. */
942 uint32_t wp_addr = buffer_start;
943 uint32_t rp_addr = buffer_start + 4;
944 uint32_t fifo_start_addr = buffer_start + 8;
945 uint32_t fifo_end_addr = buffer_start + buffer_size;
947 uint32_t wp = fifo_start_addr;
948 uint32_t rp = fifo_start_addr;
950 /* validate block_size is 2^n */
951 assert(!block_size || !(block_size & (block_size - 1)));
953 retval = target_write_u32(target, wp_addr, wp);
954 if (retval != ERROR_OK)
956 retval = target_write_u32(target, rp_addr, rp);
957 if (retval != ERROR_OK)
960 /* Start up algorithm on target and let it idle while writing the first chunk */
961 retval = target_start_algorithm(target, num_mem_params, mem_params,
962 num_reg_params, reg_params,
967 if (retval != ERROR_OK) {
968 LOG_ERROR("error starting target flash write algorithm");
974 retval = target_read_u32(target, rp_addr, &rp);
975 if (retval != ERROR_OK) {
976 LOG_ERROR("failed to get read pointer");
980 LOG_DEBUG("offs 0x%zx count 0x%" PRIx32 " wp 0x%" PRIx32 " rp 0x%" PRIx32,
981 (size_t) (buffer - buffer_orig), count, wp, rp);
984 LOG_ERROR("flash write algorithm aborted by target");
985 retval = ERROR_FLASH_OPERATION_FAILED;
989 if (((rp - fifo_start_addr) & (block_size - 1)) || rp < fifo_start_addr || rp >= fifo_end_addr) {
990 LOG_ERROR("corrupted fifo read pointer 0x%" PRIx32, rp);
994 /* Count the number of bytes available in the fifo without
995 * crossing the wrap around. Make sure to not fill it completely,
996 * because that would make wp == rp and that's the empty condition. */
997 uint32_t thisrun_bytes;
999 thisrun_bytes = rp - wp - block_size;
1000 else if (rp > fifo_start_addr)
1001 thisrun_bytes = fifo_end_addr - wp;
1003 thisrun_bytes = fifo_end_addr - wp - block_size;
1005 if (thisrun_bytes == 0) {
1006 /* Throttle polling a bit if transfer is (much) faster than flash
1007 * programming. The exact delay shouldn't matter as long as it's
1008 * less than buffer size / flash speed. This is very unlikely to
1009 * run when using high latency connections such as USB. */
1012 /* to stop an infinite loop on some targets check and increment a timeout
1013 * this issue was observed on a stellaris using the new ICDI interface */
1014 if (timeout++ >= 500) {
1015 LOG_ERROR("timeout waiting for algorithm, a target reset is recommended");
1016 return ERROR_FLASH_OPERATION_FAILED;
1021 /* reset our timeout */
1024 /* Limit to the amount of data we actually want to write */
1025 if (thisrun_bytes > count * block_size)
1026 thisrun_bytes = count * block_size;
1028 /* Write data to fifo */
1029 retval = target_write_buffer(target, wp, thisrun_bytes, buffer);
1030 if (retval != ERROR_OK)
1033 /* Update counters and wrap write pointer */
1034 buffer += thisrun_bytes;
1035 count -= thisrun_bytes / block_size;
1036 wp += thisrun_bytes;
1037 if (wp >= fifo_end_addr)
1038 wp = fifo_start_addr;
1040 /* Store updated write pointer to target */
1041 retval = target_write_u32(target, wp_addr, wp);
1042 if (retval != ERROR_OK)
1046 if (retval != ERROR_OK) {
1047 /* abort flash write algorithm on target */
1048 target_write_u32(target, wp_addr, 0);
1051 int retval2 = target_wait_algorithm(target, num_mem_params, mem_params,
1052 num_reg_params, reg_params,
1057 if (retval2 != ERROR_OK) {
1058 LOG_ERROR("error waiting for target flash write algorithm");
1062 if (retval == ERROR_OK) {
1063 /* check if algorithm set rp = 0 after fifo writer loop finished */
1064 retval = target_read_u32(target, rp_addr, &rp);
1065 if (retval == ERROR_OK && rp == 0) {
1066 LOG_ERROR("flash write algorithm aborted by target");
1067 retval = ERROR_FLASH_OPERATION_FAILED;
1074 int target_read_memory(struct target *target,
1075 target_addr_t address, uint32_t size, uint32_t count, uint8_t *buffer)
1077 if (!target_was_examined(target)) {
1078 LOG_ERROR("Target not examined yet");
1081 if (!target->type->read_memory) {
1082 LOG_ERROR("Target %s doesn't support read_memory", target_name(target));
1085 return target->type->read_memory(target, address, size, count, buffer);
1088 int target_read_phys_memory(struct target *target,
1089 target_addr_t address, uint32_t size, uint32_t count, uint8_t *buffer)
1091 if (!target_was_examined(target)) {
1092 LOG_ERROR("Target not examined yet");
1095 if (!target->type->read_phys_memory) {
1096 LOG_ERROR("Target %s doesn't support read_phys_memory", target_name(target));
1099 return target->type->read_phys_memory(target, address, size, count, buffer);
1102 int target_write_memory(struct target *target,
1103 target_addr_t address, uint32_t size, uint32_t count, const uint8_t *buffer)
1105 if (!target_was_examined(target)) {
1106 LOG_ERROR("Target not examined yet");
1109 if (!target->type->write_memory) {
1110 LOG_ERROR("Target %s doesn't support write_memory", target_name(target));
1113 return target->type->write_memory(target, address, size, count, buffer);
1116 int target_write_phys_memory(struct target *target,
1117 target_addr_t address, uint32_t size, uint32_t count, const uint8_t *buffer)
1119 if (!target_was_examined(target)) {
1120 LOG_ERROR("Target not examined yet");
1123 if (!target->type->write_phys_memory) {
1124 LOG_ERROR("Target %s doesn't support write_phys_memory", target_name(target));
1127 return target->type->write_phys_memory(target, address, size, count, buffer);
1130 int target_add_breakpoint(struct target *target,
1131 struct breakpoint *breakpoint)
1133 if ((target->state != TARGET_HALTED) && (breakpoint->type != BKPT_HARD)) {
1134 LOG_WARNING("target %s is not halted (add breakpoint)", target_name(target));
1135 return ERROR_TARGET_NOT_HALTED;
1137 return target->type->add_breakpoint(target, breakpoint);
1140 int target_add_context_breakpoint(struct target *target,
1141 struct breakpoint *breakpoint)
1143 if (target->state != TARGET_HALTED) {
1144 LOG_WARNING("target %s is not halted (add context breakpoint)", target_name(target));
1145 return ERROR_TARGET_NOT_HALTED;
1147 return target->type->add_context_breakpoint(target, breakpoint);
1150 int target_add_hybrid_breakpoint(struct target *target,
1151 struct breakpoint *breakpoint)
1153 if (target->state != TARGET_HALTED) {
1154 LOG_WARNING("target %s is not halted (add hybrid breakpoint)", target_name(target));
1155 return ERROR_TARGET_NOT_HALTED;
1157 return target->type->add_hybrid_breakpoint(target, breakpoint);
1160 int target_remove_breakpoint(struct target *target,
1161 struct breakpoint *breakpoint)
1163 return target->type->remove_breakpoint(target, breakpoint);
1166 int target_add_watchpoint(struct target *target,
1167 struct watchpoint *watchpoint)
1169 if (target->state != TARGET_HALTED) {
1170 LOG_WARNING("target %s is not halted (add watchpoint)", target_name(target));
1171 return ERROR_TARGET_NOT_HALTED;
1173 return target->type->add_watchpoint(target, watchpoint);
1175 int target_remove_watchpoint(struct target *target,
1176 struct watchpoint *watchpoint)
1178 return target->type->remove_watchpoint(target, watchpoint);
1180 int target_hit_watchpoint(struct target *target,
1181 struct watchpoint **hit_watchpoint)
1183 if (target->state != TARGET_HALTED) {
1184 LOG_WARNING("target %s is not halted (hit watchpoint)", target->cmd_name);
1185 return ERROR_TARGET_NOT_HALTED;
1188 if (target->type->hit_watchpoint == NULL) {
1189 /* For backward compatible, if hit_watchpoint is not implemented,
1190 * return ERROR_FAIL such that gdb_server will not take the nonsense
1195 return target->type->hit_watchpoint(target, hit_watchpoint);
1198 int target_get_gdb_reg_list(struct target *target,
1199 struct reg **reg_list[], int *reg_list_size,
1200 enum target_register_class reg_class)
1202 return target->type->get_gdb_reg_list(target, reg_list, reg_list_size, reg_class);
1204 int target_step(struct target *target,
1205 int current, target_addr_t address, int handle_breakpoints)
1207 return target->type->step(target, current, address, handle_breakpoints);
1210 int target_get_gdb_fileio_info(struct target *target, struct gdb_fileio_info *fileio_info)
1212 if (target->state != TARGET_HALTED) {
1213 LOG_WARNING("target %s is not halted (gdb fileio)", target->cmd_name);
1214 return ERROR_TARGET_NOT_HALTED;
1216 return target->type->get_gdb_fileio_info(target, fileio_info);
1219 int target_gdb_fileio_end(struct target *target, int retcode, int fileio_errno, bool ctrl_c)
1221 if (target->state != TARGET_HALTED) {
1222 LOG_WARNING("target %s is not halted (gdb fileio end)", target->cmd_name);
1223 return ERROR_TARGET_NOT_HALTED;
1225 return target->type->gdb_fileio_end(target, retcode, fileio_errno, ctrl_c);
1228 int target_profiling(struct target *target, uint32_t *samples,
1229 uint32_t max_num_samples, uint32_t *num_samples, uint32_t seconds)
1231 if (target->state != TARGET_HALTED) {
1232 LOG_WARNING("target %s is not halted (profiling)", target->cmd_name);
1233 return ERROR_TARGET_NOT_HALTED;
1235 return target->type->profiling(target, samples, max_num_samples,
1236 num_samples, seconds);
1240 * Reset the @c examined flag for the given target.
1241 * Pure paranoia -- targets are zeroed on allocation.
1243 static void target_reset_examined(struct target *target)
1245 target->examined = false;
1248 static int handle_target(void *priv);
1250 static int target_init_one(struct command_context *cmd_ctx,
1251 struct target *target)
1253 target_reset_examined(target);
1255 struct target_type *type = target->type;
1256 if (type->examine == NULL)
1257 type->examine = default_examine;
1259 if (type->check_reset == NULL)
1260 type->check_reset = default_check_reset;
1262 assert(type->init_target != NULL);
1264 int retval = type->init_target(cmd_ctx, target);
1265 if (ERROR_OK != retval) {
1266 LOG_ERROR("target '%s' init failed", target_name(target));
1270 /* Sanity-check MMU support ... stub in what we must, to help
1271 * implement it in stages, but warn if we need to do so.
1274 if (type->virt2phys == NULL) {
1275 LOG_ERROR("type '%s' is missing virt2phys", type->name);
1276 type->virt2phys = identity_virt2phys;
1279 /* Make sure no-MMU targets all behave the same: make no
1280 * distinction between physical and virtual addresses, and
1281 * ensure that virt2phys() is always an identity mapping.
1283 if (type->write_phys_memory || type->read_phys_memory || type->virt2phys)
1284 LOG_WARNING("type '%s' has bad MMU hooks", type->name);
1287 type->write_phys_memory = type->write_memory;
1288 type->read_phys_memory = type->read_memory;
1289 type->virt2phys = identity_virt2phys;
1292 if (target->type->read_buffer == NULL)
1293 target->type->read_buffer = target_read_buffer_default;
1295 if (target->type->write_buffer == NULL)
1296 target->type->write_buffer = target_write_buffer_default;
1298 if (target->type->get_gdb_fileio_info == NULL)
1299 target->type->get_gdb_fileio_info = target_get_gdb_fileio_info_default;
1301 if (target->type->gdb_fileio_end == NULL)
1302 target->type->gdb_fileio_end = target_gdb_fileio_end_default;
1304 if (target->type->profiling == NULL)
1305 target->type->profiling = target_profiling_default;
1310 static int target_init(struct command_context *cmd_ctx)
1312 struct target *target;
1315 for (target = all_targets; target; target = target->next) {
1316 retval = target_init_one(cmd_ctx, target);
1317 if (ERROR_OK != retval)
1324 retval = target_register_user_commands(cmd_ctx);
1325 if (ERROR_OK != retval)
1328 retval = target_register_timer_callback(&handle_target,
1329 polling_interval, 1, cmd_ctx->interp);
1330 if (ERROR_OK != retval)
1336 COMMAND_HANDLER(handle_target_init_command)
1341 return ERROR_COMMAND_SYNTAX_ERROR;
1343 static bool target_initialized;
1344 if (target_initialized) {
1345 LOG_INFO("'target init' has already been called");
1348 target_initialized = true;
1350 retval = command_run_line(CMD_CTX, "init_targets");
1351 if (ERROR_OK != retval)
1354 retval = command_run_line(CMD_CTX, "init_target_events");
1355 if (ERROR_OK != retval)
1358 retval = command_run_line(CMD_CTX, "init_board");
1359 if (ERROR_OK != retval)
1362 LOG_DEBUG("Initializing targets...");
1363 return target_init(CMD_CTX);
1366 int target_register_event_callback(int (*callback)(struct target *target,
1367 enum target_event event, void *priv), void *priv)
1369 struct target_event_callback **callbacks_p = &target_event_callbacks;
1371 if (callback == NULL)
1372 return ERROR_COMMAND_SYNTAX_ERROR;
1375 while ((*callbacks_p)->next)
1376 callbacks_p = &((*callbacks_p)->next);
1377 callbacks_p = &((*callbacks_p)->next);
1380 (*callbacks_p) = malloc(sizeof(struct target_event_callback));
1381 (*callbacks_p)->callback = callback;
1382 (*callbacks_p)->priv = priv;
1383 (*callbacks_p)->next = NULL;
1388 int target_register_reset_callback(int (*callback)(struct target *target,
1389 enum target_reset_mode reset_mode, void *priv), void *priv)
1391 struct target_reset_callback *entry;
1393 if (callback == NULL)
1394 return ERROR_COMMAND_SYNTAX_ERROR;
1396 entry = malloc(sizeof(struct target_reset_callback));
1397 if (entry == NULL) {
1398 LOG_ERROR("error allocating buffer for reset callback entry");
1399 return ERROR_COMMAND_SYNTAX_ERROR;
1402 entry->callback = callback;
1404 list_add(&entry->list, &target_reset_callback_list);
1410 int target_register_trace_callback(int (*callback)(struct target *target,
1411 size_t len, uint8_t *data, void *priv), void *priv)
1413 struct target_trace_callback *entry;
1415 if (callback == NULL)
1416 return ERROR_COMMAND_SYNTAX_ERROR;
1418 entry = malloc(sizeof(struct target_trace_callback));
1419 if (entry == NULL) {
1420 LOG_ERROR("error allocating buffer for trace callback entry");
1421 return ERROR_COMMAND_SYNTAX_ERROR;
1424 entry->callback = callback;
1426 list_add(&entry->list, &target_trace_callback_list);
1432 int target_register_timer_callback(int (*callback)(void *priv), int time_ms, int periodic, void *priv)
1434 struct target_timer_callback **callbacks_p = &target_timer_callbacks;
1436 if (callback == NULL)
1437 return ERROR_COMMAND_SYNTAX_ERROR;
1440 while ((*callbacks_p)->next)
1441 callbacks_p = &((*callbacks_p)->next);
1442 callbacks_p = &((*callbacks_p)->next);
1445 (*callbacks_p) = malloc(sizeof(struct target_timer_callback));
1446 (*callbacks_p)->callback = callback;
1447 (*callbacks_p)->periodic = periodic;
1448 (*callbacks_p)->time_ms = time_ms;
1449 (*callbacks_p)->removed = false;
1451 gettimeofday(&(*callbacks_p)->when, NULL);
1452 timeval_add_time(&(*callbacks_p)->when, 0, time_ms * 1000);
1454 (*callbacks_p)->priv = priv;
1455 (*callbacks_p)->next = NULL;
1460 int target_unregister_event_callback(int (*callback)(struct target *target,
1461 enum target_event event, void *priv), void *priv)
1463 struct target_event_callback **p = &target_event_callbacks;
1464 struct target_event_callback *c = target_event_callbacks;
1466 if (callback == NULL)
1467 return ERROR_COMMAND_SYNTAX_ERROR;
1470 struct target_event_callback *next = c->next;
1471 if ((c->callback == callback) && (c->priv == priv)) {
1483 int target_unregister_reset_callback(int (*callback)(struct target *target,
1484 enum target_reset_mode reset_mode, void *priv), void *priv)
1486 struct target_reset_callback *entry;
1488 if (callback == NULL)
1489 return ERROR_COMMAND_SYNTAX_ERROR;
1491 list_for_each_entry(entry, &target_reset_callback_list, list) {
1492 if (entry->callback == callback && entry->priv == priv) {
1493 list_del(&entry->list);
1502 int target_unregister_trace_callback(int (*callback)(struct target *target,
1503 size_t len, uint8_t *data, void *priv), void *priv)
1505 struct target_trace_callback *entry;
1507 if (callback == NULL)
1508 return ERROR_COMMAND_SYNTAX_ERROR;
1510 list_for_each_entry(entry, &target_trace_callback_list, list) {
1511 if (entry->callback == callback && entry->priv == priv) {
1512 list_del(&entry->list);
1521 int target_unregister_timer_callback(int (*callback)(void *priv), void *priv)
1523 if (callback == NULL)
1524 return ERROR_COMMAND_SYNTAX_ERROR;
1526 for (struct target_timer_callback *c = target_timer_callbacks;
1528 if ((c->callback == callback) && (c->priv == priv)) {
1537 int target_call_event_callbacks(struct target *target, enum target_event event)
1539 struct target_event_callback *callback = target_event_callbacks;
1540 struct target_event_callback *next_callback;
1542 if (event == TARGET_EVENT_HALTED) {
1543 /* execute early halted first */
1544 target_call_event_callbacks(target, TARGET_EVENT_GDB_HALT);
1547 LOG_DEBUG("target event %i (%s)", event,
1548 Jim_Nvp_value2name_simple(nvp_target_event, event)->name);
1550 target_handle_event(target, event);
1553 next_callback = callback->next;
1554 callback->callback(target, event, callback->priv);
1555 callback = next_callback;
1561 int target_call_reset_callbacks(struct target *target, enum target_reset_mode reset_mode)
1563 struct target_reset_callback *callback;
1565 LOG_DEBUG("target reset %i (%s)", reset_mode,
1566 Jim_Nvp_value2name_simple(nvp_reset_modes, reset_mode)->name);
1568 list_for_each_entry(callback, &target_reset_callback_list, list)
1569 callback->callback(target, reset_mode, callback->priv);
1574 int target_call_trace_callbacks(struct target *target, size_t len, uint8_t *data)
1576 struct target_trace_callback *callback;
1578 list_for_each_entry(callback, &target_trace_callback_list, list)
1579 callback->callback(target, len, data, callback->priv);
1584 static int target_timer_callback_periodic_restart(
1585 struct target_timer_callback *cb, struct timeval *now)
1588 timeval_add_time(&cb->when, 0, cb->time_ms * 1000L);
1592 static int target_call_timer_callback(struct target_timer_callback *cb,
1593 struct timeval *now)
1595 cb->callback(cb->priv);
1598 return target_timer_callback_periodic_restart(cb, now);
1600 return target_unregister_timer_callback(cb->callback, cb->priv);
1603 static int target_call_timer_callbacks_check_time(int checktime)
1605 static bool callback_processing;
1607 /* Do not allow nesting */
1608 if (callback_processing)
1611 callback_processing = true;
1616 gettimeofday(&now, NULL);
1618 /* Store an address of the place containing a pointer to the
1619 * next item; initially, that's a standalone "root of the
1620 * list" variable. */
1621 struct target_timer_callback **callback = &target_timer_callbacks;
1623 if ((*callback)->removed) {
1624 struct target_timer_callback *p = *callback;
1625 *callback = (*callback)->next;
1630 bool call_it = (*callback)->callback &&
1631 ((!checktime && (*callback)->periodic) ||
1632 timeval_compare(&now, &(*callback)->when) >= 0);
1635 target_call_timer_callback(*callback, &now);
1637 callback = &(*callback)->next;
1640 callback_processing = false;
1644 int target_call_timer_callbacks(void)
1646 return target_call_timer_callbacks_check_time(1);
1649 /* invoke periodic callbacks immediately */
1650 int target_call_timer_callbacks_now(void)
1652 return target_call_timer_callbacks_check_time(0);
1655 /* Prints the working area layout for debug purposes */
1656 static void print_wa_layout(struct target *target)
1658 struct working_area *c = target->working_areas;
1661 LOG_DEBUG("%c%c " TARGET_ADDR_FMT "-" TARGET_ADDR_FMT " (%" PRIu32 " bytes)",
1662 c->backup ? 'b' : ' ', c->free ? ' ' : '*',
1663 c->address, c->address + c->size - 1, c->size);
1668 /* Reduce area to size bytes, create a new free area from the remaining bytes, if any. */
1669 static void target_split_working_area(struct working_area *area, uint32_t size)
1671 assert(area->free); /* Shouldn't split an allocated area */
1672 assert(size <= area->size); /* Caller should guarantee this */
1674 /* Split only if not already the right size */
1675 if (size < area->size) {
1676 struct working_area *new_wa = malloc(sizeof(*new_wa));
1681 new_wa->next = area->next;
1682 new_wa->size = area->size - size;
1683 new_wa->address = area->address + size;
1684 new_wa->backup = NULL;
1685 new_wa->user = NULL;
1686 new_wa->free = true;
1688 area->next = new_wa;
1691 /* If backup memory was allocated to this area, it has the wrong size
1692 * now so free it and it will be reallocated if/when needed */
1695 area->backup = NULL;
1700 /* Merge all adjacent free areas into one */
1701 static void target_merge_working_areas(struct target *target)
1703 struct working_area *c = target->working_areas;
1705 while (c && c->next) {
1706 assert(c->next->address == c->address + c->size); /* This is an invariant */
1708 /* Find two adjacent free areas */
1709 if (c->free && c->next->free) {
1710 /* Merge the last into the first */
1711 c->size += c->next->size;
1713 /* Remove the last */
1714 struct working_area *to_be_freed = c->next;
1715 c->next = c->next->next;
1716 if (to_be_freed->backup)
1717 free(to_be_freed->backup);
1720 /* If backup memory was allocated to the remaining area, it's has
1721 * the wrong size now */
1732 int target_alloc_working_area_try(struct target *target, uint32_t size, struct working_area **area)
1734 /* Reevaluate working area address based on MMU state*/
1735 if (target->working_areas == NULL) {
1739 retval = target->type->mmu(target, &enabled);
1740 if (retval != ERROR_OK)
1744 if (target->working_area_phys_spec) {
1745 LOG_DEBUG("MMU disabled, using physical "
1746 "address for working memory " TARGET_ADDR_FMT,
1747 target->working_area_phys);
1748 target->working_area = target->working_area_phys;
1750 LOG_ERROR("No working memory available. "
1751 "Specify -work-area-phys to target.");
1752 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE;
1755 if (target->working_area_virt_spec) {
1756 LOG_DEBUG("MMU enabled, using virtual "
1757 "address for working memory " TARGET_ADDR_FMT,
1758 target->working_area_virt);
1759 target->working_area = target->working_area_virt;
1761 LOG_ERROR("No working memory available. "
1762 "Specify -work-area-virt to target.");
1763 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE;
1767 /* Set up initial working area on first call */
1768 struct working_area *new_wa = malloc(sizeof(*new_wa));
1770 new_wa->next = NULL;
1771 new_wa->size = target->working_area_size & ~3UL; /* 4-byte align */
1772 new_wa->address = target->working_area;
1773 new_wa->backup = NULL;
1774 new_wa->user = NULL;
1775 new_wa->free = true;
1778 target->working_areas = new_wa;
1781 /* only allocate multiples of 4 byte */
1783 size = (size + 3) & (~3UL);
1785 struct working_area *c = target->working_areas;
1787 /* Find the first large enough working area */
1789 if (c->free && c->size >= size)
1795 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE;
1797 /* Split the working area into the requested size */
1798 target_split_working_area(c, size);
1800 LOG_DEBUG("allocated new working area of %" PRIu32 " bytes at address " TARGET_ADDR_FMT,
1803 if (target->backup_working_area) {
1804 if (c->backup == NULL) {
1805 c->backup = malloc(c->size);
1806 if (c->backup == NULL)
1810 int retval = target_read_memory(target, c->address, 4, c->size / 4, c->backup);
1811 if (retval != ERROR_OK)
1815 /* mark as used, and return the new (reused) area */
1822 print_wa_layout(target);
1827 int target_alloc_working_area(struct target *target, uint32_t size, struct working_area **area)
1831 retval = target_alloc_working_area_try(target, size, area);
1832 if (retval == ERROR_TARGET_RESOURCE_NOT_AVAILABLE)
1833 LOG_WARNING("not enough working area available(requested %"PRIu32")", size);
1838 static int target_restore_working_area(struct target *target, struct working_area *area)
1840 int retval = ERROR_OK;
1842 if (target->backup_working_area && area->backup != NULL) {
1843 retval = target_write_memory(target, area->address, 4, area->size / 4, area->backup);
1844 if (retval != ERROR_OK)
1845 LOG_ERROR("failed to restore %" PRIu32 " bytes of working area at address " TARGET_ADDR_FMT,
1846 area->size, area->address);
1852 /* Restore the area's backup memory, if any, and return the area to the allocation pool */
1853 static int target_free_working_area_restore(struct target *target, struct working_area *area, int restore)
1855 int retval = ERROR_OK;
1861 retval = target_restore_working_area(target, area);
1862 /* REVISIT: Perhaps the area should be freed even if restoring fails. */
1863 if (retval != ERROR_OK)
1869 LOG_DEBUG("freed %" PRIu32 " bytes of working area at address " TARGET_ADDR_FMT,
1870 area->size, area->address);
1872 /* mark user pointer invalid */
1873 /* TODO: Is this really safe? It points to some previous caller's memory.
1874 * How could we know that the area pointer is still in that place and not
1875 * some other vital data? What's the purpose of this, anyway? */
1879 target_merge_working_areas(target);
1881 print_wa_layout(target);
1886 int target_free_working_area(struct target *target, struct working_area *area)
1888 return target_free_working_area_restore(target, area, 1);
1891 static void target_destroy(struct target *target)
1893 if (target->type->deinit_target)
1894 target->type->deinit_target(target);
1896 struct target_event_action *teap = target->event_action;
1898 struct target_event_action *next = teap->next;
1899 Jim_DecrRefCount(teap->interp, teap->body);
1904 target_free_all_working_areas(target);
1905 /* Now we have none or only one working area marked as free */
1906 if (target->working_areas) {
1907 free(target->working_areas->backup);
1908 free(target->working_areas);
1912 free(target->trace_info);
1913 free(target->fileio_info);
1914 free(target->cmd_name);
1918 void target_quit(void)
1920 struct target_event_callback *pe = target_event_callbacks;
1922 struct target_event_callback *t = pe->next;
1926 target_event_callbacks = NULL;
1928 struct target_timer_callback *pt = target_timer_callbacks;
1930 struct target_timer_callback *t = pt->next;
1934 target_timer_callbacks = NULL;
1936 for (struct target *target = all_targets; target;) {
1940 target_destroy(target);
1947 /* free resources and restore memory, if restoring memory fails,
1948 * free up resources anyway
1950 static void target_free_all_working_areas_restore(struct target *target, int restore)
1952 struct working_area *c = target->working_areas;
1954 LOG_DEBUG("freeing all working areas");
1956 /* Loop through all areas, restoring the allocated ones and marking them as free */
1960 target_restore_working_area(target, c);
1962 *c->user = NULL; /* Same as above */
1968 /* Run a merge pass to combine all areas into one */
1969 target_merge_working_areas(target);
1971 print_wa_layout(target);
1974 void target_free_all_working_areas(struct target *target)
1976 target_free_all_working_areas_restore(target, 1);
1979 /* Find the largest number of bytes that can be allocated */
1980 uint32_t target_get_working_area_avail(struct target *target)
1982 struct working_area *c = target->working_areas;
1983 uint32_t max_size = 0;
1986 return target->working_area_size;
1989 if (c->free && max_size < c->size)
1998 int target_arch_state(struct target *target)
2001 if (target == NULL) {
2002 LOG_WARNING("No target has been configured");
2006 if (target->state != TARGET_HALTED)
2009 retval = target->type->arch_state(target);
2013 static int target_get_gdb_fileio_info_default(struct target *target,
2014 struct gdb_fileio_info *fileio_info)
2016 /* If target does not support semi-hosting function, target
2017 has no need to provide .get_gdb_fileio_info callback.
2018 It just return ERROR_FAIL and gdb_server will return "Txx"
2019 as target halted every time. */
2023 static int target_gdb_fileio_end_default(struct target *target,
2024 int retcode, int fileio_errno, bool ctrl_c)
2029 static int target_profiling_default(struct target *target, uint32_t *samples,
2030 uint32_t max_num_samples, uint32_t *num_samples, uint32_t seconds)
2032 struct timeval timeout, now;
2034 gettimeofday(&timeout, NULL);
2035 timeval_add_time(&timeout, seconds, 0);
2037 LOG_INFO("Starting profiling. Halting and resuming the"
2038 " target as often as we can...");
2040 uint32_t sample_count = 0;
2041 /* hopefully it is safe to cache! We want to stop/restart as quickly as possible. */
2042 struct reg *reg = register_get_by_name(target->reg_cache, "pc", 1);
2044 int retval = ERROR_OK;
2046 target_poll(target);
2047 if (target->state == TARGET_HALTED) {
2048 uint32_t t = buf_get_u32(reg->value, 0, 32);
2049 samples[sample_count++] = t;
2050 /* current pc, addr = 0, do not handle breakpoints, not debugging */
2051 retval = target_resume(target, 1, 0, 0, 0);
2052 target_poll(target);
2053 alive_sleep(10); /* sleep 10ms, i.e. <100 samples/second. */
2054 } else if (target->state == TARGET_RUNNING) {
2055 /* We want to quickly sample the PC. */
2056 retval = target_halt(target);
2058 LOG_INFO("Target not halted or running");
2063 if (retval != ERROR_OK)
2066 gettimeofday(&now, NULL);
2067 if ((sample_count >= max_num_samples) || timeval_compare(&now, &timeout) >= 0) {
2068 LOG_INFO("Profiling completed. %" PRIu32 " samples.", sample_count);
2073 *num_samples = sample_count;
2077 /* Single aligned words are guaranteed to use 16 or 32 bit access
2078 * mode respectively, otherwise data is handled as quickly as
2081 int target_write_buffer(struct target *target, target_addr_t address, uint32_t size, const uint8_t *buffer)
2083 LOG_DEBUG("writing buffer of %" PRIi32 " byte at " TARGET_ADDR_FMT,
2086 if (!target_was_examined(target)) {
2087 LOG_ERROR("Target not examined yet");
2094 if ((address + size - 1) < address) {
2095 /* GDB can request this when e.g. PC is 0xfffffffc */
2096 LOG_ERROR("address + size wrapped (" TARGET_ADDR_FMT ", 0x%08" PRIx32 ")",
2102 return target->type->write_buffer(target, address, size, buffer);
2105 static int target_write_buffer_default(struct target *target,
2106 target_addr_t address, uint32_t count, const uint8_t *buffer)
2110 /* Align up to maximum 4 bytes. The loop condition makes sure the next pass
2111 * will have something to do with the size we leave to it. */
2112 for (size = 1; size < 4 && count >= size * 2 + (address & size); size *= 2) {
2113 if (address & size) {
2114 int retval = target_write_memory(target, address, size, 1, buffer);
2115 if (retval != ERROR_OK)
2123 /* Write the data with as large access size as possible. */
2124 for (; size > 0; size /= 2) {
2125 uint32_t aligned = count - count % size;
2127 int retval = target_write_memory(target, address, size, aligned / size, buffer);
2128 if (retval != ERROR_OK)
2139 /* Single aligned words are guaranteed to use 16 or 32 bit access
2140 * mode respectively, otherwise data is handled as quickly as
2143 int target_read_buffer(struct target *target, target_addr_t address, uint32_t size, uint8_t *buffer)
2145 LOG_DEBUG("reading buffer of %" PRIi32 " byte at " TARGET_ADDR_FMT,
2148 if (!target_was_examined(target)) {
2149 LOG_ERROR("Target not examined yet");
2156 if ((address + size - 1) < address) {
2157 /* GDB can request this when e.g. PC is 0xfffffffc */
2158 LOG_ERROR("address + size wrapped (" TARGET_ADDR_FMT ", 0x%08" PRIx32 ")",
2164 return target->type->read_buffer(target, address, size, buffer);
2167 static int target_read_buffer_default(struct target *target, target_addr_t address, uint32_t count, uint8_t *buffer)
2171 /* Align up to maximum 4 bytes. The loop condition makes sure the next pass
2172 * will have something to do with the size we leave to it. */
2173 for (size = 1; size < 4 && count >= size * 2 + (address & size); size *= 2) {
2174 if (address & size) {
2175 int retval = target_read_memory(target, address, size, 1, buffer);
2176 if (retval != ERROR_OK)
2184 /* Read the data with as large access size as possible. */
2185 for (; size > 0; size /= 2) {
2186 uint32_t aligned = count - count % size;
2188 int retval = target_read_memory(target, address, size, aligned / size, buffer);
2189 if (retval != ERROR_OK)
2200 int target_checksum_memory(struct target *target, target_addr_t address, uint32_t size, uint32_t* crc)
2205 uint32_t checksum = 0;
2206 if (!target_was_examined(target)) {
2207 LOG_ERROR("Target not examined yet");
2211 retval = target->type->checksum_memory(target, address, size, &checksum);
2212 if (retval != ERROR_OK) {
2213 buffer = malloc(size);
2214 if (buffer == NULL) {
2215 LOG_ERROR("error allocating buffer for section (%" PRId32 " bytes)", size);
2216 return ERROR_COMMAND_SYNTAX_ERROR;
2218 retval = target_read_buffer(target, address, size, buffer);
2219 if (retval != ERROR_OK) {
2224 /* convert to target endianness */
2225 for (i = 0; i < (size/sizeof(uint32_t)); i++) {
2226 uint32_t target_data;
2227 target_data = target_buffer_get_u32(target, &buffer[i*sizeof(uint32_t)]);
2228 target_buffer_set_u32(target, &buffer[i*sizeof(uint32_t)], target_data);
2231 retval = image_calculate_checksum(buffer, size, &checksum);
2240 int target_blank_check_memory(struct target *target, target_addr_t address, uint32_t size, uint32_t* blank,
2241 uint8_t erased_value)
2244 if (!target_was_examined(target)) {
2245 LOG_ERROR("Target not examined yet");
2249 if (target->type->blank_check_memory == 0)
2250 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE;
2252 retval = target->type->blank_check_memory(target, address, size, blank, erased_value);
2257 int target_read_u64(struct target *target, target_addr_t address, uint64_t *value)
2259 uint8_t value_buf[8];
2260 if (!target_was_examined(target)) {
2261 LOG_ERROR("Target not examined yet");
2265 int retval = target_read_memory(target, address, 8, 1, value_buf);
2267 if (retval == ERROR_OK) {
2268 *value = target_buffer_get_u64(target, value_buf);
2269 LOG_DEBUG("address: " TARGET_ADDR_FMT ", value: 0x%16.16" PRIx64 "",
2274 LOG_DEBUG("address: " TARGET_ADDR_FMT " failed",
2281 int target_read_u32(struct target *target, target_addr_t address, uint32_t *value)
2283 uint8_t value_buf[4];
2284 if (!target_was_examined(target)) {
2285 LOG_ERROR("Target not examined yet");
2289 int retval = target_read_memory(target, address, 4, 1, value_buf);
2291 if (retval == ERROR_OK) {
2292 *value = target_buffer_get_u32(target, value_buf);
2293 LOG_DEBUG("address: " TARGET_ADDR_FMT ", value: 0x%8.8" PRIx32 "",
2298 LOG_DEBUG("address: " TARGET_ADDR_FMT " failed",
2305 int target_read_u16(struct target *target, target_addr_t address, uint16_t *value)
2307 uint8_t value_buf[2];
2308 if (!target_was_examined(target)) {
2309 LOG_ERROR("Target not examined yet");
2313 int retval = target_read_memory(target, address, 2, 1, value_buf);
2315 if (retval == ERROR_OK) {
2316 *value = target_buffer_get_u16(target, value_buf);
2317 LOG_DEBUG("address: " TARGET_ADDR_FMT ", value: 0x%4.4" PRIx16,
2322 LOG_DEBUG("address: " TARGET_ADDR_FMT " failed",
2329 int target_read_u8(struct target *target, target_addr_t address, uint8_t *value)
2331 if (!target_was_examined(target)) {
2332 LOG_ERROR("Target not examined yet");
2336 int retval = target_read_memory(target, address, 1, 1, value);
2338 if (retval == ERROR_OK) {
2339 LOG_DEBUG("address: " TARGET_ADDR_FMT ", value: 0x%2.2" PRIx8,
2344 LOG_DEBUG("address: " TARGET_ADDR_FMT " failed",
2351 int target_write_u64(struct target *target, target_addr_t address, uint64_t value)
2354 uint8_t value_buf[8];
2355 if (!target_was_examined(target)) {
2356 LOG_ERROR("Target not examined yet");
2360 LOG_DEBUG("address: " TARGET_ADDR_FMT ", value: 0x%16.16" PRIx64 "",
2364 target_buffer_set_u64(target, value_buf, value);
2365 retval = target_write_memory(target, address, 8, 1, value_buf);
2366 if (retval != ERROR_OK)
2367 LOG_DEBUG("failed: %i", retval);
2372 int target_write_u32(struct target *target, target_addr_t address, uint32_t value)
2375 uint8_t value_buf[4];
2376 if (!target_was_examined(target)) {
2377 LOG_ERROR("Target not examined yet");
2381 LOG_DEBUG("address: " TARGET_ADDR_FMT ", value: 0x%8.8" PRIx32 "",
2385 target_buffer_set_u32(target, value_buf, value);
2386 retval = target_write_memory(target, address, 4, 1, value_buf);
2387 if (retval != ERROR_OK)
2388 LOG_DEBUG("failed: %i", retval);
2393 int target_write_u16(struct target *target, target_addr_t address, uint16_t value)
2396 uint8_t value_buf[2];
2397 if (!target_was_examined(target)) {
2398 LOG_ERROR("Target not examined yet");
2402 LOG_DEBUG("address: " TARGET_ADDR_FMT ", value: 0x%8.8" PRIx16,
2406 target_buffer_set_u16(target, value_buf, value);
2407 retval = target_write_memory(target, address, 2, 1, value_buf);
2408 if (retval != ERROR_OK)
2409 LOG_DEBUG("failed: %i", retval);
2414 int target_write_u8(struct target *target, target_addr_t address, uint8_t value)
2417 if (!target_was_examined(target)) {
2418 LOG_ERROR("Target not examined yet");
2422 LOG_DEBUG("address: " TARGET_ADDR_FMT ", value: 0x%2.2" PRIx8,
2425 retval = target_write_memory(target, address, 1, 1, &value);
2426 if (retval != ERROR_OK)
2427 LOG_DEBUG("failed: %i", retval);
2432 int target_write_phys_u64(struct target *target, target_addr_t address, uint64_t value)
2435 uint8_t value_buf[8];
2436 if (!target_was_examined(target)) {
2437 LOG_ERROR("Target not examined yet");
2441 LOG_DEBUG("address: " TARGET_ADDR_FMT ", value: 0x%16.16" PRIx64 "",
2445 target_buffer_set_u64(target, value_buf, value);
2446 retval = target_write_phys_memory(target, address, 8, 1, value_buf);
2447 if (retval != ERROR_OK)
2448 LOG_DEBUG("failed: %i", retval);
2453 int target_write_phys_u32(struct target *target, target_addr_t address, uint32_t value)
2456 uint8_t value_buf[4];
2457 if (!target_was_examined(target)) {
2458 LOG_ERROR("Target not examined yet");
2462 LOG_DEBUG("address: " TARGET_ADDR_FMT ", value: 0x%8.8" PRIx32 "",
2466 target_buffer_set_u32(target, value_buf, value);
2467 retval = target_write_phys_memory(target, address, 4, 1, value_buf);
2468 if (retval != ERROR_OK)
2469 LOG_DEBUG("failed: %i", retval);
2474 int target_write_phys_u16(struct target *target, target_addr_t address, uint16_t value)
2477 uint8_t value_buf[2];
2478 if (!target_was_examined(target)) {
2479 LOG_ERROR("Target not examined yet");
2483 LOG_DEBUG("address: " TARGET_ADDR_FMT ", value: 0x%8.8" PRIx16,
2487 target_buffer_set_u16(target, value_buf, value);
2488 retval = target_write_phys_memory(target, address, 2, 1, value_buf);
2489 if (retval != ERROR_OK)
2490 LOG_DEBUG("failed: %i", retval);
2495 int target_write_phys_u8(struct target *target, target_addr_t address, uint8_t value)
2498 if (!target_was_examined(target)) {
2499 LOG_ERROR("Target not examined yet");
2503 LOG_DEBUG("address: " TARGET_ADDR_FMT ", value: 0x%2.2" PRIx8,
2506 retval = target_write_phys_memory(target, address, 1, 1, &value);
2507 if (retval != ERROR_OK)
2508 LOG_DEBUG("failed: %i", retval);
2513 static int find_target(struct command_context *cmd_ctx, const char *name)
2515 struct target *target = get_target(name);
2516 if (target == NULL) {
2517 LOG_ERROR("Target: %s is unknown, try one of:\n", name);
2520 if (!target->tap->enabled) {
2521 LOG_USER("Target: TAP %s is disabled, "
2522 "can't be the current target\n",
2523 target->tap->dotted_name);
2527 cmd_ctx->current_target = target;
2528 if (cmd_ctx->current_target_override)
2529 cmd_ctx->current_target_override = target;
2535 COMMAND_HANDLER(handle_targets_command)
2537 int retval = ERROR_OK;
2538 if (CMD_ARGC == 1) {
2539 retval = find_target(CMD_CTX, CMD_ARGV[0]);
2540 if (retval == ERROR_OK) {
2546 struct target *target = all_targets;
2547 command_print(CMD_CTX, " TargetName Type Endian TapName State ");
2548 command_print(CMD_CTX, "-- ------------------ ---------- ------ ------------------ ------------");
2553 if (target->tap->enabled)
2554 state = target_state_name(target);
2556 state = "tap-disabled";
2558 if (CMD_CTX->current_target == target)
2561 /* keep columns lined up to match the headers above */
2562 command_print(CMD_CTX,
2563 "%2d%c %-18s %-10s %-6s %-18s %s",
2564 target->target_number,
2566 target_name(target),
2567 target_type_name(target),
2568 Jim_Nvp_value2name_simple(nvp_target_endian,
2569 target->endianness)->name,
2570 target->tap->dotted_name,
2572 target = target->next;
2578 /* every 300ms we check for reset & powerdropout and issue a "reset halt" if so. */
2580 static int powerDropout;
2581 static int srstAsserted;
2583 static int runPowerRestore;
2584 static int runPowerDropout;
2585 static int runSrstAsserted;
2586 static int runSrstDeasserted;
2588 static int sense_handler(void)
2590 static int prevSrstAsserted;
2591 static int prevPowerdropout;
2593 int retval = jtag_power_dropout(&powerDropout);
2594 if (retval != ERROR_OK)
2598 powerRestored = prevPowerdropout && !powerDropout;
2600 runPowerRestore = 1;
2602 int64_t current = timeval_ms();
2603 static int64_t lastPower;
2604 bool waitMore = lastPower + 2000 > current;
2605 if (powerDropout && !waitMore) {
2606 runPowerDropout = 1;
2607 lastPower = current;
2610 retval = jtag_srst_asserted(&srstAsserted);
2611 if (retval != ERROR_OK)
2615 srstDeasserted = prevSrstAsserted && !srstAsserted;
2617 static int64_t lastSrst;
2618 waitMore = lastSrst + 2000 > current;
2619 if (srstDeasserted && !waitMore) {
2620 runSrstDeasserted = 1;
2624 if (!prevSrstAsserted && srstAsserted)
2625 runSrstAsserted = 1;
2627 prevSrstAsserted = srstAsserted;
2628 prevPowerdropout = powerDropout;
2630 if (srstDeasserted || powerRestored) {
2631 /* Other than logging the event we can't do anything here.
2632 * Issuing a reset is a particularly bad idea as we might
2633 * be inside a reset already.
2640 /* process target state changes */
2641 static int handle_target(void *priv)
2643 Jim_Interp *interp = (Jim_Interp *)priv;
2644 int retval = ERROR_OK;
2646 if (!is_jtag_poll_safe()) {
2647 /* polling is disabled currently */
2651 /* we do not want to recurse here... */
2652 static int recursive;
2656 /* danger! running these procedures can trigger srst assertions and power dropouts.
2657 * We need to avoid an infinite loop/recursion here and we do that by
2658 * clearing the flags after running these events.
2660 int did_something = 0;
2661 if (runSrstAsserted) {
2662 LOG_INFO("srst asserted detected, running srst_asserted proc.");
2663 Jim_Eval(interp, "srst_asserted");
2666 if (runSrstDeasserted) {
2667 Jim_Eval(interp, "srst_deasserted");
2670 if (runPowerDropout) {
2671 LOG_INFO("Power dropout detected, running power_dropout proc.");
2672 Jim_Eval(interp, "power_dropout");
2675 if (runPowerRestore) {
2676 Jim_Eval(interp, "power_restore");
2680 if (did_something) {
2681 /* clear detect flags */
2685 /* clear action flags */
2687 runSrstAsserted = 0;
2688 runSrstDeasserted = 0;
2689 runPowerRestore = 0;
2690 runPowerDropout = 0;
2695 /* Poll targets for state changes unless that's globally disabled.
2696 * Skip targets that are currently disabled.
2698 for (struct target *target = all_targets;
2699 is_jtag_poll_safe() && target;
2700 target = target->next) {
2702 if (!target_was_examined(target))
2705 if (!target->tap->enabled)
2708 if (target->backoff.times > target->backoff.count) {
2709 /* do not poll this time as we failed previously */
2710 target->backoff.count++;
2713 target->backoff.count = 0;
2715 /* only poll target if we've got power and srst isn't asserted */
2716 if (!powerDropout && !srstAsserted) {
2717 /* polling may fail silently until the target has been examined */
2718 retval = target_poll(target);
2719 if (retval != ERROR_OK) {
2720 /* 100ms polling interval. Increase interval between polling up to 5000ms */
2721 if (target->backoff.times * polling_interval < 5000) {
2722 target->backoff.times *= 2;
2723 target->backoff.times++;
2726 /* Tell GDB to halt the debugger. This allows the user to
2727 * run monitor commands to handle the situation.
2729 target_call_event_callbacks(target, TARGET_EVENT_GDB_HALT);
2731 if (target->backoff.times > 0) {
2732 LOG_USER("Polling target %s failed, trying to reexamine", target_name(target));
2733 target_reset_examined(target);
2734 retval = target_examine_one(target);
2735 /* Target examination could have failed due to unstable connection,
2736 * but we set the examined flag anyway to repoll it later */
2737 if (retval != ERROR_OK) {
2738 target->examined = true;
2739 LOG_USER("Examination failed, GDB will be halted. Polling again in %dms",
2740 target->backoff.times * polling_interval);
2745 /* Since we succeeded, we reset backoff count */
2746 target->backoff.times = 0;
2753 COMMAND_HANDLER(handle_reg_command)
2755 struct target *target;
2756 struct reg *reg = NULL;
2762 target = get_current_target(CMD_CTX);
2764 /* list all available registers for the current target */
2765 if (CMD_ARGC == 0) {
2766 struct reg_cache *cache = target->reg_cache;
2772 command_print(CMD_CTX, "===== %s", cache->name);
2774 for (i = 0, reg = cache->reg_list;
2775 i < cache->num_regs;
2776 i++, reg++, count++) {
2777 /* only print cached values if they are valid */
2779 value = buf_to_str(reg->value,
2781 command_print(CMD_CTX,
2782 "(%i) %s (/%" PRIu32 "): 0x%s%s",
2790 command_print(CMD_CTX, "(%i) %s (/%" PRIu32 ")",
2795 cache = cache->next;
2801 /* access a single register by its ordinal number */
2802 if ((CMD_ARGV[0][0] >= '0') && (CMD_ARGV[0][0] <= '9')) {
2804 COMMAND_PARSE_NUMBER(uint, CMD_ARGV[0], num);
2806 struct reg_cache *cache = target->reg_cache;
2810 for (i = 0; i < cache->num_regs; i++) {
2811 if (count++ == num) {
2812 reg = &cache->reg_list[i];
2818 cache = cache->next;
2822 command_print(CMD_CTX, "%i is out of bounds, the current target "
2823 "has only %i registers (0 - %i)", num, count, count - 1);
2827 /* access a single register by its name */
2828 reg = register_get_by_name(target->reg_cache, CMD_ARGV[0], 1);
2831 command_print(CMD_CTX, "register %s not found in current target", CMD_ARGV[0]);
2836 assert(reg != NULL); /* give clang a hint that we *know* reg is != NULL here */
2838 /* display a register */
2839 if ((CMD_ARGC == 1) || ((CMD_ARGC == 2) && !((CMD_ARGV[1][0] >= '0')
2840 && (CMD_ARGV[1][0] <= '9')))) {
2841 if ((CMD_ARGC == 2) && (strcmp(CMD_ARGV[1], "force") == 0))
2844 if (reg->valid == 0)
2845 reg->type->get(reg);
2846 value = buf_to_str(reg->value, reg->size, 16);
2847 command_print(CMD_CTX, "%s (/%i): 0x%s", reg->name, (int)(reg->size), value);
2852 /* set register value */
2853 if (CMD_ARGC == 2) {
2854 uint8_t *buf = malloc(DIV_ROUND_UP(reg->size, 8));
2857 str_to_buf(CMD_ARGV[1], strlen(CMD_ARGV[1]), buf, reg->size, 0);
2859 reg->type->set(reg, buf);
2861 value = buf_to_str(reg->value, reg->size, 16);
2862 command_print(CMD_CTX, "%s (/%i): 0x%s", reg->name, (int)(reg->size), value);
2870 return ERROR_COMMAND_SYNTAX_ERROR;
2873 COMMAND_HANDLER(handle_poll_command)
2875 int retval = ERROR_OK;
2876 struct target *target = get_current_target(CMD_CTX);
2878 if (CMD_ARGC == 0) {
2879 command_print(CMD_CTX, "background polling: %s",
2880 jtag_poll_get_enabled() ? "on" : "off");
2881 command_print(CMD_CTX, "TAP: %s (%s)",
2882 target->tap->dotted_name,
2883 target->tap->enabled ? "enabled" : "disabled");
2884 if (!target->tap->enabled)
2886 retval = target_poll(target);
2887 if (retval != ERROR_OK)
2889 retval = target_arch_state(target);
2890 if (retval != ERROR_OK)
2892 } else if (CMD_ARGC == 1) {
2894 COMMAND_PARSE_ON_OFF(CMD_ARGV[0], enable);
2895 jtag_poll_set_enabled(enable);
2897 return ERROR_COMMAND_SYNTAX_ERROR;
2902 COMMAND_HANDLER(handle_wait_halt_command)
2905 return ERROR_COMMAND_SYNTAX_ERROR;
2907 unsigned ms = DEFAULT_HALT_TIMEOUT;
2908 if (1 == CMD_ARGC) {
2909 int retval = parse_uint(CMD_ARGV[0], &ms);
2910 if (ERROR_OK != retval)
2911 return ERROR_COMMAND_SYNTAX_ERROR;
2914 struct target *target = get_current_target(CMD_CTX);
2915 return target_wait_state(target, TARGET_HALTED, ms);
2918 /* wait for target state to change. The trick here is to have a low
2919 * latency for short waits and not to suck up all the CPU time
2922 * After 500ms, keep_alive() is invoked
2924 int target_wait_state(struct target *target, enum target_state state, int ms)
2927 int64_t then = 0, cur;
2931 retval = target_poll(target);
2932 if (retval != ERROR_OK)
2934 if (target->state == state)
2939 then = timeval_ms();
2940 LOG_DEBUG("waiting for target %s...",
2941 Jim_Nvp_value2name_simple(nvp_target_state, state)->name);
2947 if ((cur-then) > ms) {
2948 LOG_ERROR("timed out while waiting for target %s",
2949 Jim_Nvp_value2name_simple(nvp_target_state, state)->name);
2957 COMMAND_HANDLER(handle_halt_command)
2961 struct target *target = get_current_target(CMD_CTX);
2962 int retval = target_halt(target);
2963 if (ERROR_OK != retval)
2966 if (CMD_ARGC == 1) {
2967 unsigned wait_local;
2968 retval = parse_uint(CMD_ARGV[0], &wait_local);
2969 if (ERROR_OK != retval)
2970 return ERROR_COMMAND_SYNTAX_ERROR;
2975 return CALL_COMMAND_HANDLER(handle_wait_halt_command);
2978 COMMAND_HANDLER(handle_soft_reset_halt_command)
2980 struct target *target = get_current_target(CMD_CTX);
2982 LOG_USER("requesting target halt and executing a soft reset");
2984 target_soft_reset_halt(target);
2989 COMMAND_HANDLER(handle_reset_command)
2992 return ERROR_COMMAND_SYNTAX_ERROR;
2994 enum target_reset_mode reset_mode = RESET_RUN;
2995 if (CMD_ARGC == 1) {
2997 n = Jim_Nvp_name2value_simple(nvp_reset_modes, CMD_ARGV[0]);
2998 if ((n->name == NULL) || (n->value == RESET_UNKNOWN))
2999 return ERROR_COMMAND_SYNTAX_ERROR;
3000 reset_mode = n->value;
3003 /* reset *all* targets */
3004 return target_process_reset(CMD_CTX, reset_mode);
3008 COMMAND_HANDLER(handle_resume_command)
3012 return ERROR_COMMAND_SYNTAX_ERROR;
3014 struct target *target = get_current_target(CMD_CTX);
3016 /* with no CMD_ARGV, resume from current pc, addr = 0,
3017 * with one arguments, addr = CMD_ARGV[0],
3018 * handle breakpoints, not debugging */
3019 target_addr_t addr = 0;
3020 if (CMD_ARGC == 1) {
3021 COMMAND_PARSE_ADDRESS(CMD_ARGV[0], addr);
3025 return target_resume(target, current, addr, 1, 0);
3028 COMMAND_HANDLER(handle_step_command)
3031 return ERROR_COMMAND_SYNTAX_ERROR;
3035 /* with no CMD_ARGV, step from current pc, addr = 0,
3036 * with one argument addr = CMD_ARGV[0],
3037 * handle breakpoints, debugging */
3038 target_addr_t addr = 0;
3040 if (CMD_ARGC == 1) {
3041 COMMAND_PARSE_ADDRESS(CMD_ARGV[0], addr);
3045 struct target *target = get_current_target(CMD_CTX);
3047 return target->type->step(target, current_pc, addr, 1);
3050 static void handle_md_output(struct command_context *cmd_ctx,
3051 struct target *target, target_addr_t address, unsigned size,
3052 unsigned count, const uint8_t *buffer)
3054 const unsigned line_bytecnt = 32;
3055 unsigned line_modulo = line_bytecnt / size;
3057 char output[line_bytecnt * 4 + 1];
3058 unsigned output_len = 0;
3060 const char *value_fmt;
3063 value_fmt = "%16.16"PRIx64" ";
3066 value_fmt = "%8.8"PRIx64" ";
3069 value_fmt = "%4.4"PRIx64" ";
3072 value_fmt = "%2.2"PRIx64" ";
3075 /* "can't happen", caller checked */
3076 LOG_ERROR("invalid memory read size: %u", size);
3080 for (unsigned i = 0; i < count; i++) {
3081 if (i % line_modulo == 0) {
3082 output_len += snprintf(output + output_len,
3083 sizeof(output) - output_len,
3084 TARGET_ADDR_FMT ": ",
3085 (address + (i * size)));
3089 const uint8_t *value_ptr = buffer + i * size;
3092 value = target_buffer_get_u64(target, value_ptr);
3095 value = target_buffer_get_u32(target, value_ptr);
3098 value = target_buffer_get_u16(target, value_ptr);
3103 output_len += snprintf(output + output_len,
3104 sizeof(output) - output_len,
3107 if ((i % line_modulo == line_modulo - 1) || (i == count - 1)) {
3108 command_print(cmd_ctx, "%s", output);
3114 COMMAND_HANDLER(handle_md_command)
3117 return ERROR_COMMAND_SYNTAX_ERROR;
3120 switch (CMD_NAME[2]) {
3134 return ERROR_COMMAND_SYNTAX_ERROR;
3137 bool physical = strcmp(CMD_ARGV[0], "phys") == 0;
3138 int (*fn)(struct target *target,
3139 target_addr_t address, uint32_t size_value, uint32_t count, uint8_t *buffer);
3143 fn = target_read_phys_memory;
3145 fn = target_read_memory;
3146 if ((CMD_ARGC < 1) || (CMD_ARGC > 2))
3147 return ERROR_COMMAND_SYNTAX_ERROR;
3149 target_addr_t address;
3150 COMMAND_PARSE_ADDRESS(CMD_ARGV[0], address);
3154 COMMAND_PARSE_NUMBER(uint, CMD_ARGV[1], count);
3156 uint8_t *buffer = calloc(count, size);
3157 if (buffer == NULL) {
3158 LOG_ERROR("Failed to allocate md read buffer");
3162 struct target *target = get_current_target(CMD_CTX);
3163 int retval = fn(target, address, size, count, buffer);
3164 if (ERROR_OK == retval)
3165 handle_md_output(CMD_CTX, target, address, size, count, buffer);
3172 typedef int (*target_write_fn)(struct target *target,
3173 target_addr_t address, uint32_t size, uint32_t count, const uint8_t *buffer);
3175 static int target_fill_mem(struct target *target,
3176 target_addr_t address,
3184 /* We have to write in reasonably large chunks to be able
3185 * to fill large memory areas with any sane speed */
3186 const unsigned chunk_size = 16384;
3187 uint8_t *target_buf = malloc(chunk_size * data_size);
3188 if (target_buf == NULL) {
3189 LOG_ERROR("Out of memory");
3193 for (unsigned i = 0; i < chunk_size; i++) {
3194 switch (data_size) {
3196 target_buffer_set_u64(target, target_buf + i * data_size, b);
3199 target_buffer_set_u32(target, target_buf + i * data_size, b);
3202 target_buffer_set_u16(target, target_buf + i * data_size, b);
3205 target_buffer_set_u8(target, target_buf + i * data_size, b);
3212 int retval = ERROR_OK;
3214 for (unsigned x = 0; x < c; x += chunk_size) {
3217 if (current > chunk_size)
3218 current = chunk_size;
3219 retval = fn(target, address + x * data_size, data_size, current, target_buf);
3220 if (retval != ERROR_OK)
3222 /* avoid GDB timeouts */
3231 COMMAND_HANDLER(handle_mw_command)
3234 return ERROR_COMMAND_SYNTAX_ERROR;
3235 bool physical = strcmp(CMD_ARGV[0], "phys") == 0;
3240 fn = target_write_phys_memory;
3242 fn = target_write_memory;
3243 if ((CMD_ARGC < 2) || (CMD_ARGC > 3))
3244 return ERROR_COMMAND_SYNTAX_ERROR;
3246 target_addr_t address;
3247 COMMAND_PARSE_ADDRESS(CMD_ARGV[0], address);
3249 target_addr_t value;
3250 COMMAND_PARSE_ADDRESS(CMD_ARGV[1], value);
3254 COMMAND_PARSE_NUMBER(uint, CMD_ARGV[2], count);
3256 struct target *target = get_current_target(CMD_CTX);
3258 switch (CMD_NAME[2]) {
3272 return ERROR_COMMAND_SYNTAX_ERROR;
3275 return target_fill_mem(target, address, fn, wordsize, value, count);
3278 static COMMAND_HELPER(parse_load_image_command_CMD_ARGV, struct image *image,
3279 target_addr_t *min_address, target_addr_t *max_address)
3281 if (CMD_ARGC < 1 || CMD_ARGC > 5)
3282 return ERROR_COMMAND_SYNTAX_ERROR;
3284 /* a base address isn't always necessary,
3285 * default to 0x0 (i.e. don't relocate) */
3286 if (CMD_ARGC >= 2) {
3288 COMMAND_PARSE_ADDRESS(CMD_ARGV[1], addr);
3289 image->base_address = addr;
3290 image->base_address_set = 1;
3292 image->base_address_set = 0;
3294 image->start_address_set = 0;
3297 COMMAND_PARSE_ADDRESS(CMD_ARGV[3], *min_address);
3298 if (CMD_ARGC == 5) {
3299 COMMAND_PARSE_ADDRESS(CMD_ARGV[4], *max_address);
3300 /* use size (given) to find max (required) */
3301 *max_address += *min_address;
3304 if (*min_address > *max_address)
3305 return ERROR_COMMAND_SYNTAX_ERROR;
3310 COMMAND_HANDLER(handle_load_image_command)
3314 uint32_t image_size;
3315 target_addr_t min_address = 0;
3316 target_addr_t max_address = -1;
3320 int retval = CALL_COMMAND_HANDLER(parse_load_image_command_CMD_ARGV,
3321 &image, &min_address, &max_address);
3322 if (ERROR_OK != retval)
3325 struct target *target = get_current_target(CMD_CTX);
3327 struct duration bench;
3328 duration_start(&bench);
3330 if (image_open(&image, CMD_ARGV[0], (CMD_ARGC >= 3) ? CMD_ARGV[2] : NULL) != ERROR_OK)
3335 for (i = 0; i < image.num_sections; i++) {
3336 buffer = malloc(image.sections[i].size);
3337 if (buffer == NULL) {
3338 command_print(CMD_CTX,
3339 "error allocating buffer for section (%d bytes)",
3340 (int)(image.sections[i].size));
3341 retval = ERROR_FAIL;
3345 retval = image_read_section(&image, i, 0x0, image.sections[i].size, buffer, &buf_cnt);
3346 if (retval != ERROR_OK) {
3351 uint32_t offset = 0;
3352 uint32_t length = buf_cnt;
3354 /* DANGER!!! beware of unsigned comparision here!!! */
3356 if ((image.sections[i].base_address + buf_cnt >= min_address) &&
3357 (image.sections[i].base_address < max_address)) {
3359 if (image.sections[i].base_address < min_address) {
3360 /* clip addresses below */
3361 offset += min_address-image.sections[i].base_address;
3365 if (image.sections[i].base_address + buf_cnt > max_address)
3366 length -= (image.sections[i].base_address + buf_cnt)-max_address;
3368 retval = target_write_buffer(target,
3369 image.sections[i].base_address + offset, length, buffer + offset);
3370 if (retval != ERROR_OK) {
3374 image_size += length;
3375 command_print(CMD_CTX, "%u bytes written at address " TARGET_ADDR_FMT "",
3376 (unsigned int)length,
3377 image.sections[i].base_address + offset);
3383 if ((ERROR_OK == retval) && (duration_measure(&bench) == ERROR_OK)) {
3384 command_print(CMD_CTX, "downloaded %" PRIu32 " bytes "
3385 "in %fs (%0.3f KiB/s)", image_size,
3386 duration_elapsed(&bench), duration_kbps(&bench, image_size));
3389 image_close(&image);
3395 COMMAND_HANDLER(handle_dump_image_command)
3397 struct fileio *fileio;
3399 int retval, retvaltemp;
3400 target_addr_t address, size;
3401 struct duration bench;
3402 struct target *target = get_current_target(CMD_CTX);
3405 return ERROR_COMMAND_SYNTAX_ERROR;
3407 COMMAND_PARSE_ADDRESS(CMD_ARGV[1], address);
3408 COMMAND_PARSE_ADDRESS(CMD_ARGV[2], size);
3410 uint32_t buf_size = (size > 4096) ? 4096 : size;
3411 buffer = malloc(buf_size);
3415 retval = fileio_open(&fileio, CMD_ARGV[0], FILEIO_WRITE, FILEIO_BINARY);
3416 if (retval != ERROR_OK) {
3421 duration_start(&bench);
3424 size_t size_written;
3425 uint32_t this_run_size = (size > buf_size) ? buf_size : size;
3426 retval = target_read_buffer(target, address, this_run_size, buffer);
3427 if (retval != ERROR_OK)
3430 retval = fileio_write(fileio, this_run_size, buffer, &size_written);
3431 if (retval != ERROR_OK)
3434 size -= this_run_size;
3435 address += this_run_size;
3440 if ((ERROR_OK == retval) && (duration_measure(&bench) == ERROR_OK)) {
3442 retval = fileio_size(fileio, &filesize);
3443 if (retval != ERROR_OK)
3445 command_print(CMD_CTX,
3446 "dumped %zu bytes in %fs (%0.3f KiB/s)", filesize,
3447 duration_elapsed(&bench), duration_kbps(&bench, filesize));
3450 retvaltemp = fileio_close(fileio);
3451 if (retvaltemp != ERROR_OK)
3460 IMAGE_CHECKSUM_ONLY = 2
3463 static COMMAND_HELPER(handle_verify_image_command_internal, enum verify_mode verify)
3467 uint32_t image_size;
3470 uint32_t checksum = 0;
3471 uint32_t mem_checksum = 0;
3475 struct target *target = get_current_target(CMD_CTX);
3478 return ERROR_COMMAND_SYNTAX_ERROR;
3481 LOG_ERROR("no target selected");
3485 struct duration bench;
3486 duration_start(&bench);
3488 if (CMD_ARGC >= 2) {
3490 COMMAND_PARSE_ADDRESS(CMD_ARGV[1], addr);
3491 image.base_address = addr;
3492 image.base_address_set = 1;
3494 image.base_address_set = 0;
3495 image.base_address = 0x0;
3498 image.start_address_set = 0;
3500 retval = image_open(&image, CMD_ARGV[0], (CMD_ARGC == 3) ? CMD_ARGV[2] : NULL);
3501 if (retval != ERROR_OK)
3507 for (i = 0; i < image.num_sections; i++) {
3508 buffer = malloc(image.sections[i].size);
3509 if (buffer == NULL) {
3510 command_print(CMD_CTX,
3511 "error allocating buffer for section (%d bytes)",
3512 (int)(image.sections[i].size));
3515 retval = image_read_section(&image, i, 0x0, image.sections[i].size, buffer, &buf_cnt);
3516 if (retval != ERROR_OK) {
3521 if (verify >= IMAGE_VERIFY) {
3522 /* calculate checksum of image */
3523 retval = image_calculate_checksum(buffer, buf_cnt, &checksum);
3524 if (retval != ERROR_OK) {
3529 retval = target_checksum_memory(target, image.sections[i].base_address, buf_cnt, &mem_checksum);
3530 if (retval != ERROR_OK) {
3534 if ((checksum != mem_checksum) && (verify == IMAGE_CHECKSUM_ONLY)) {
3535 LOG_ERROR("checksum mismatch");
3537 retval = ERROR_FAIL;
3540 if (checksum != mem_checksum) {
3541 /* failed crc checksum, fall back to a binary compare */
3545 LOG_ERROR("checksum mismatch - attempting binary compare");
3547 data = malloc(buf_cnt);
3549 /* Can we use 32bit word accesses? */
3551 int count = buf_cnt;
3552 if ((count % 4) == 0) {
3556 retval = target_read_memory(target, image.sections[i].base_address, size, count, data);
3557 if (retval == ERROR_OK) {
3559 for (t = 0; t < buf_cnt; t++) {
3560 if (data[t] != buffer[t]) {
3561 command_print(CMD_CTX,
3562 "diff %d address 0x%08x. Was 0x%02x instead of 0x%02x",
3564 (unsigned)(t + image.sections[i].base_address),
3567 if (diffs++ >= 127) {
3568 command_print(CMD_CTX, "More than 128 errors, the rest are not printed.");
3580 command_print(CMD_CTX, "address " TARGET_ADDR_FMT " length 0x%08zx",
3581 image.sections[i].base_address,
3586 image_size += buf_cnt;
3589 command_print(CMD_CTX, "No more differences found.");
3592 retval = ERROR_FAIL;
3593 if ((ERROR_OK == retval) && (duration_measure(&bench) == ERROR_OK)) {
3594 command_print(CMD_CTX, "verified %" PRIu32 " bytes "
3595 "in %fs (%0.3f KiB/s)", image_size,
3596 duration_elapsed(&bench), duration_kbps(&bench, image_size));
3599 image_close(&image);
3604 COMMAND_HANDLER(handle_verify_image_checksum_command)
3606 return CALL_COMMAND_HANDLER(handle_verify_image_command_internal, IMAGE_CHECKSUM_ONLY);
3609 COMMAND_HANDLER(handle_verify_image_command)
3611 return CALL_COMMAND_HANDLER(handle_verify_image_command_internal, IMAGE_VERIFY);
3614 COMMAND_HANDLER(handle_test_image_command)
3616 return CALL_COMMAND_HANDLER(handle_verify_image_command_internal, IMAGE_TEST);
3619 static int handle_bp_command_list(struct command_context *cmd_ctx)
3621 struct target *target = get_current_target(cmd_ctx);
3622 struct breakpoint *breakpoint = target->breakpoints;
3623 while (breakpoint) {
3624 if (breakpoint->type == BKPT_SOFT) {
3625 char *buf = buf_to_str(breakpoint->orig_instr,
3626 breakpoint->length, 16);
3627 command_print(cmd_ctx, "IVA breakpoint: " TARGET_ADDR_FMT ", 0x%x, %i, 0x%s",
3628 breakpoint->address,
3630 breakpoint->set, buf);
3633 if ((breakpoint->address == 0) && (breakpoint->asid != 0))
3634 command_print(cmd_ctx, "Context breakpoint: 0x%8.8" PRIx32 ", 0x%x, %i",
3636 breakpoint->length, breakpoint->set);
3637 else if ((breakpoint->address != 0) && (breakpoint->asid != 0)) {
3638 command_print(cmd_ctx, "Hybrid breakpoint(IVA): " TARGET_ADDR_FMT ", 0x%x, %i",
3639 breakpoint->address,
3640 breakpoint->length, breakpoint->set);
3641 command_print(cmd_ctx, "\t|--->linked with ContextID: 0x%8.8" PRIx32,
3644 command_print(cmd_ctx, "Breakpoint(IVA): " TARGET_ADDR_FMT ", 0x%x, %i",
3645 breakpoint->address,
3646 breakpoint->length, breakpoint->set);
3649 breakpoint = breakpoint->next;
3654 static int handle_bp_command_set(struct command_context *cmd_ctx,
3655 target_addr_t addr, uint32_t asid, uint32_t length, int hw)
3657 struct target *target = get_current_target(cmd_ctx);
3661 retval = breakpoint_add(target, addr, length, hw);
3662 if (ERROR_OK == retval)
3663 command_print(cmd_ctx, "breakpoint set at " TARGET_ADDR_FMT "", addr);
3665 LOG_ERROR("Failure setting breakpoint, the same address(IVA) is already used");
3668 } else if (addr == 0) {
3669 if (target->type->add_context_breakpoint == NULL) {
3670 LOG_WARNING("Context breakpoint not available");
3673 retval = context_breakpoint_add(target, asid, length, hw);
3674 if (ERROR_OK == retval)
3675 command_print(cmd_ctx, "Context breakpoint set at 0x%8.8" PRIx32 "", asid);
3677 LOG_ERROR("Failure setting breakpoint, the same address(CONTEXTID) is already used");
3681 if (target->type->add_hybrid_breakpoint == NULL) {
3682 LOG_WARNING("Hybrid breakpoint not available");
3685 retval = hybrid_breakpoint_add(target, addr, asid, length, hw);
3686 if (ERROR_OK == retval)
3687 command_print(cmd_ctx, "Hybrid breakpoint set at 0x%8.8" PRIx32 "", asid);
3689 LOG_ERROR("Failure setting breakpoint, the same address is already used");
3696 COMMAND_HANDLER(handle_bp_command)
3705 return handle_bp_command_list(CMD_CTX);
3709 COMMAND_PARSE_ADDRESS(CMD_ARGV[0], addr);
3710 COMMAND_PARSE_NUMBER(u32, CMD_ARGV[1], length);
3711 return handle_bp_command_set(CMD_CTX, addr, asid, length, hw);
3714 if (strcmp(CMD_ARGV[2], "hw") == 0) {
3716 COMMAND_PARSE_ADDRESS(CMD_ARGV[0], addr);
3717 COMMAND_PARSE_NUMBER(u32, CMD_ARGV[1], length);
3719 return handle_bp_command_set(CMD_CTX, addr, asid, length, hw);
3720 } else if (strcmp(CMD_ARGV[2], "hw_ctx") == 0) {
3722 COMMAND_PARSE_NUMBER(u32, CMD_ARGV[0], asid);
3723 COMMAND_PARSE_NUMBER(u32, CMD_ARGV[1], length);
3725 return handle_bp_command_set(CMD_CTX, addr, asid, length, hw);
3730 COMMAND_PARSE_ADDRESS(CMD_ARGV[0], addr);
3731 COMMAND_PARSE_NUMBER(u32, CMD_ARGV[1], asid);
3732 COMMAND_PARSE_NUMBER(u32, CMD_ARGV[2], length);
3733 return handle_bp_command_set(CMD_CTX, addr, asid, length, hw);
3736 return ERROR_COMMAND_SYNTAX_ERROR;
3740 COMMAND_HANDLER(handle_rbp_command)
3743 return ERROR_COMMAND_SYNTAX_ERROR;
3746 COMMAND_PARSE_ADDRESS(CMD_ARGV[0], addr);
3748 struct target *target = get_current_target(CMD_CTX);
3749 breakpoint_remove(target, addr);
3754 COMMAND_HANDLER(handle_wp_command)
3756 struct target *target = get_current_target(CMD_CTX);
3758 if (CMD_ARGC == 0) {
3759 struct watchpoint *watchpoint = target->watchpoints;
3761 while (watchpoint) {
3762 command_print(CMD_CTX, "address: " TARGET_ADDR_FMT
3763 ", len: 0x%8.8" PRIx32
3764 ", r/w/a: %i, value: 0x%8.8" PRIx32
3765 ", mask: 0x%8.8" PRIx32,
3766 watchpoint->address,
3768 (int)watchpoint->rw,
3771 watchpoint = watchpoint->next;
3776 enum watchpoint_rw type = WPT_ACCESS;
3778 uint32_t length = 0;
3779 uint32_t data_value = 0x0;
3780 uint32_t data_mask = 0xffffffff;
3784 COMMAND_PARSE_NUMBER(u32, CMD_ARGV[4], data_mask);
3787 COMMAND_PARSE_NUMBER(u32, CMD_ARGV[3], data_value);
3790 switch (CMD_ARGV[2][0]) {
3801 LOG_ERROR("invalid watchpoint mode ('%c')", CMD_ARGV[2][0]);
3802 return ERROR_COMMAND_SYNTAX_ERROR;
3806 COMMAND_PARSE_NUMBER(u32, CMD_ARGV[1], length);
3807 COMMAND_PARSE_NUMBER(u32, CMD_ARGV[0], addr);
3811 return ERROR_COMMAND_SYNTAX_ERROR;
3814 int retval = watchpoint_add(target, addr, length, type,
3815 data_value, data_mask);
3816 if (ERROR_OK != retval)
3817 LOG_ERROR("Failure setting watchpoints");
3822 COMMAND_HANDLER(handle_rwp_command)
3825 return ERROR_COMMAND_SYNTAX_ERROR;
3828 COMMAND_PARSE_NUMBER(u32, CMD_ARGV[0], addr);
3830 struct target *target = get_current_target(CMD_CTX);
3831 watchpoint_remove(target, addr);
3837 * Translate a virtual address to a physical address.
3839 * The low-level target implementation must have logged a detailed error
3840 * which is forwarded to telnet/GDB session.
3842 COMMAND_HANDLER(handle_virt2phys_command)
3845 return ERROR_COMMAND_SYNTAX_ERROR;
3848 COMMAND_PARSE_ADDRESS(CMD_ARGV[0], va);
3851 struct target *target = get_current_target(CMD_CTX);
3852 int retval = target->type->virt2phys(target, va, &pa);
3853 if (retval == ERROR_OK)
3854 command_print(CMD_CTX, "Physical address " TARGET_ADDR_FMT "", pa);
3859 static void writeData(FILE *f, const void *data, size_t len)
3861 size_t written = fwrite(data, 1, len, f);
3863 LOG_ERROR("failed to write %zu bytes: %s", len, strerror(errno));
3866 static void writeLong(FILE *f, int l, struct target *target)
3870 target_buffer_set_u32(target, val, l);
3871 writeData(f, val, 4);
3874 static void writeString(FILE *f, char *s)
3876 writeData(f, s, strlen(s));
3879 typedef unsigned char UNIT[2]; /* unit of profiling */
3881 /* Dump a gmon.out histogram file. */
3882 static void write_gmon(uint32_t *samples, uint32_t sampleNum, const char *filename, bool with_range,
3883 uint32_t start_address, uint32_t end_address, struct target *target, uint32_t duration_ms)
3886 FILE *f = fopen(filename, "w");
3889 writeString(f, "gmon");
3890 writeLong(f, 0x00000001, target); /* Version */
3891 writeLong(f, 0, target); /* padding */
3892 writeLong(f, 0, target); /* padding */
3893 writeLong(f, 0, target); /* padding */
3895 uint8_t zero = 0; /* GMON_TAG_TIME_HIST */
3896 writeData(f, &zero, 1);
3898 /* figure out bucket size */
3902 min = start_address;
3907 for (i = 0; i < sampleNum; i++) {
3908 if (min > samples[i])
3910 if (max < samples[i])
3914 /* max should be (largest sample + 1)
3915 * Refer to binutils/gprof/hist.c (find_histogram_for_pc) */
3919 int addressSpace = max - min;
3920 assert(addressSpace >= 2);
3922 /* FIXME: What is the reasonable number of buckets?
3923 * The profiling result will be more accurate if there are enough buckets. */
3924 static const uint32_t maxBuckets = 128 * 1024; /* maximum buckets. */
3925 uint32_t numBuckets = addressSpace / sizeof(UNIT);
3926 if (numBuckets > maxBuckets)
3927 numBuckets = maxBuckets;
3928 int *buckets = malloc(sizeof(int) * numBuckets);
3929 if (buckets == NULL) {
3933 memset(buckets, 0, sizeof(int) * numBuckets);
3934 for (i = 0; i < sampleNum; i++) {
3935 uint32_t address = samples[i];
3937 if ((address < min) || (max <= address))
3940 long long a = address - min;
3941 long long b = numBuckets;
3942 long long c = addressSpace;
3943 int index_t = (a * b) / c; /* danger!!!! int32 overflows */
3947 /* append binary memory gmon.out &profile_hist_hdr ((char*)&profile_hist_hdr + sizeof(struct gmon_hist_hdr)) */
3948 writeLong(f, min, target); /* low_pc */
3949 writeLong(f, max, target); /* high_pc */
3950 writeLong(f, numBuckets, target); /* # of buckets */
3951 float sample_rate = sampleNum / (duration_ms / 1000.0);
3952 writeLong(f, sample_rate, target);
3953 writeString(f, "seconds");
3954 for (i = 0; i < (15-strlen("seconds")); i++)
3955 writeData(f, &zero, 1);
3956 writeString(f, "s");
3958 /*append binary memory gmon.out profile_hist_data (profile_hist_data + profile_hist_hdr.hist_size) */
3960 char *data = malloc(2 * numBuckets);
3962 for (i = 0; i < numBuckets; i++) {
3967 data[i * 2] = val&0xff;
3968 data[i * 2 + 1] = (val >> 8) & 0xff;
3971 writeData(f, data, numBuckets * 2);
3979 /* profiling samples the CPU PC as quickly as OpenOCD is able,
3980 * which will be used as a random sampling of PC */
3981 COMMAND_HANDLER(handle_profile_command)
3983 struct target *target = get_current_target(CMD_CTX);
3985 if ((CMD_ARGC != 2) && (CMD_ARGC != 4))
3986 return ERROR_COMMAND_SYNTAX_ERROR;
3988 const uint32_t MAX_PROFILE_SAMPLE_NUM = 10000;
3990 uint32_t num_of_samples;
3991 int retval = ERROR_OK;
3993 COMMAND_PARSE_NUMBER(u32, CMD_ARGV[0], offset);
3995 uint32_t *samples = malloc(sizeof(uint32_t) * MAX_PROFILE_SAMPLE_NUM);
3996 if (samples == NULL) {
3997 LOG_ERROR("No memory to store samples.");
4001 uint64_t timestart_ms = timeval_ms();
4003 * Some cores let us sample the PC without the
4004 * annoying halt/resume step; for example, ARMv7 PCSR.
4005 * Provide a way to use that more efficient mechanism.
4007 retval = target_profiling(target, samples, MAX_PROFILE_SAMPLE_NUM,
4008 &num_of_samples, offset);
4009 if (retval != ERROR_OK) {
4013 uint32_t duration_ms = timeval_ms() - timestart_ms;
4015 assert(num_of_samples <= MAX_PROFILE_SAMPLE_NUM);
4017 retval = target_poll(target);
4018 if (retval != ERROR_OK) {
4022 if (target->state == TARGET_RUNNING) {
4023 retval = target_halt(target);
4024 if (retval != ERROR_OK) {
4030 retval = target_poll(target);
4031 if (retval != ERROR_OK) {
4036 uint32_t start_address = 0;
4037 uint32_t end_address = 0;
4038 bool with_range = false;
4039 if (CMD_ARGC == 4) {
4041 COMMAND_PARSE_NUMBER(u32, CMD_ARGV[2], start_address);
4042 COMMAND_PARSE_NUMBER(u32, CMD_ARGV[3], end_address);
4045 write_gmon(samples, num_of_samples, CMD_ARGV[1],
4046 with_range, start_address, end_address, target, duration_ms);
4047 command_print(CMD_CTX, "Wrote %s", CMD_ARGV[1]);
4053 static int new_int_array_element(Jim_Interp *interp, const char *varname, int idx, uint32_t val)
4056 Jim_Obj *nameObjPtr, *valObjPtr;
4059 namebuf = alloc_printf("%s(%d)", varname, idx);
4063 nameObjPtr = Jim_NewStringObj(interp, namebuf, -1);
4064 valObjPtr = Jim_NewIntObj(interp, val);
4065 if (!nameObjPtr || !valObjPtr) {
4070 Jim_IncrRefCount(nameObjPtr);
4071 Jim_IncrRefCount(valObjPtr);
4072 result = Jim_SetVariable(interp, nameObjPtr, valObjPtr);
4073 Jim_DecrRefCount(interp, nameObjPtr);
4074 Jim_DecrRefCount(interp, valObjPtr);
4076 /* printf("%s(%d) <= 0%08x\n", varname, idx, val); */
4080 static int jim_mem2array(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
4082 struct command_context *context;
4083 struct target *target;
4085 context = current_command_context(interp);
4086 assert(context != NULL);
4088 target = get_current_target(context);
4089 if (target == NULL) {
4090 LOG_ERROR("mem2array: no current target");
4094 return target_mem2array(interp, target, argc - 1, argv + 1);
4097 static int target_mem2array(Jim_Interp *interp, struct target *target, int argc, Jim_Obj *const *argv)
4105 const char *varname;
4111 /* argv[1] = name of array to receive the data
4112 * argv[2] = desired width
4113 * argv[3] = memory address
4114 * argv[4] = count of times to read
4116 if (argc < 4 || argc > 5) {
4117 Jim_WrongNumArgs(interp, 1, argv, "varname width addr nelems [phys]");
4120 varname = Jim_GetString(argv[0], &len);
4121 /* given "foo" get space for worse case "foo(%d)" .. add 20 */
4123 e = Jim_GetLong(interp, argv[1], &l);
4128 e = Jim_GetLong(interp, argv[2], &l);
4132 e = Jim_GetLong(interp, argv[3], &l);
4138 phys = Jim_GetString(argv[4], &n);
4139 if (!strncmp(phys, "phys", n))
4155 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
4156 Jim_AppendStrings(interp, Jim_GetResult(interp), "Invalid width param, must be 8/16/32", NULL);
4160 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
4161 Jim_AppendStrings(interp, Jim_GetResult(interp), "mem2array: zero width read?", NULL);
4164 if ((addr + (len * width)) < addr) {
4165 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
4166 Jim_AppendStrings(interp, Jim_GetResult(interp), "mem2array: addr + len - wraps to zero?", NULL);
4169 /* absurd transfer size? */
4171 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
4172 Jim_AppendStrings(interp, Jim_GetResult(interp), "mem2array: absurd > 64K item request", NULL);
4177 ((width == 2) && ((addr & 1) == 0)) ||
4178 ((width == 4) && ((addr & 3) == 0))) {
4182 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
4183 sprintf(buf, "mem2array address: 0x%08" PRIx32 " is not aligned for %" PRId32 " byte reads",
4186 Jim_AppendStrings(interp, Jim_GetResult(interp), buf, NULL);
4195 size_t buffersize = 4096;
4196 uint8_t *buffer = malloc(buffersize);
4203 /* Slurp... in buffer size chunks */
4205 count = len; /* in objects.. */
4206 if (count > (buffersize / width))
4207 count = (buffersize / width);
4210 retval = target_read_phys_memory(target, addr, width, count, buffer);
4212 retval = target_read_memory(target, addr, width, count, buffer);
4213 if (retval != ERROR_OK) {
4215 LOG_ERROR("mem2array: Read @ 0x%08" PRIx32 ", w=%" PRId32 ", cnt=%" PRId32 ", failed",
4219 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
4220 Jim_AppendStrings(interp, Jim_GetResult(interp), "mem2array: cannot read memory", NULL);
4224 v = 0; /* shut up gcc */
4225 for (i = 0; i < count ; i++, n++) {
4228 v = target_buffer_get_u32(target, &buffer[i*width]);
4231 v = target_buffer_get_u16(target, &buffer[i*width]);
4234 v = buffer[i] & 0x0ff;
4237 new_int_array_element(interp, varname, n, v);
4240 addr += count * width;
4246 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
4251 static int get_int_array_element(Jim_Interp *interp, const char *varname, int idx, uint32_t *val)
4254 Jim_Obj *nameObjPtr, *valObjPtr;
4258 namebuf = alloc_printf("%s(%d)", varname, idx);
4262 nameObjPtr = Jim_NewStringObj(interp, namebuf, -1);
4268 Jim_IncrRefCount(nameObjPtr);
4269 valObjPtr = Jim_GetVariable(interp, nameObjPtr, JIM_ERRMSG);
4270 Jim_DecrRefCount(interp, nameObjPtr);
4272 if (valObjPtr == NULL)
4275 result = Jim_GetLong(interp, valObjPtr, &l);
4276 /* printf("%s(%d) => 0%08x\n", varname, idx, val); */
4281 static int jim_array2mem(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
4283 struct command_context *context;
4284 struct target *target;
4286 context = current_command_context(interp);
4287 assert(context != NULL);
4289 target = get_current_target(context);
4290 if (target == NULL) {
4291 LOG_ERROR("array2mem: no current target");
4295 return target_array2mem(interp, target, argc-1, argv + 1);
4298 static int target_array2mem(Jim_Interp *interp, struct target *target,
4299 int argc, Jim_Obj *const *argv)
4307 const char *varname;
4313 /* argv[1] = name of array to get the data
4314 * argv[2] = desired width
4315 * argv[3] = memory address
4316 * argv[4] = count to write
4318 if (argc < 4 || argc > 5) {
4319 Jim_WrongNumArgs(interp, 0, argv, "varname width addr nelems [phys]");
4322 varname = Jim_GetString(argv[0], &len);
4323 /* given "foo" get space for worse case "foo(%d)" .. add 20 */
4325 e = Jim_GetLong(interp, argv[1], &l);
4330 e = Jim_GetLong(interp, argv[2], &l);
4334 e = Jim_GetLong(interp, argv[3], &l);
4340 phys = Jim_GetString(argv[4], &n);
4341 if (!strncmp(phys, "phys", n))
4357 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
4358 Jim_AppendStrings(interp, Jim_GetResult(interp),
4359 "Invalid width param, must be 8/16/32", NULL);
4363 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
4364 Jim_AppendStrings(interp, Jim_GetResult(interp),
4365 "array2mem: zero width read?", NULL);
4368 if ((addr + (len * width)) < addr) {
4369 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
4370 Jim_AppendStrings(interp, Jim_GetResult(interp),
4371 "array2mem: addr + len - wraps to zero?", NULL);
4374 /* absurd transfer size? */
4376 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
4377 Jim_AppendStrings(interp, Jim_GetResult(interp),
4378 "array2mem: absurd > 64K item request", NULL);
4383 ((width == 2) && ((addr & 1) == 0)) ||
4384 ((width == 4) && ((addr & 3) == 0))) {
4388 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
4389 sprintf(buf, "array2mem address: 0x%08" PRIx32 " is not aligned for %" PRId32 " byte reads",
4392 Jim_AppendStrings(interp, Jim_GetResult(interp), buf, NULL);
4403 size_t buffersize = 4096;
4404 uint8_t *buffer = malloc(buffersize);
4409 /* Slurp... in buffer size chunks */
4411 count = len; /* in objects.. */
4412 if (count > (buffersize / width))
4413 count = (buffersize / width);
4415 v = 0; /* shut up gcc */
4416 for (i = 0; i < count; i++, n++) {
4417 get_int_array_element(interp, varname, n, &v);
4420 target_buffer_set_u32(target, &buffer[i * width], v);
4423 target_buffer_set_u16(target, &buffer[i * width], v);
4426 buffer[i] = v & 0x0ff;
4433 retval = target_write_phys_memory(target, addr, width, count, buffer);
4435 retval = target_write_memory(target, addr, width, count, buffer);
4436 if (retval != ERROR_OK) {
4438 LOG_ERROR("array2mem: Write @ 0x%08" PRIx32 ", w=%" PRId32 ", cnt=%" PRId32 ", failed",
4442 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
4443 Jim_AppendStrings(interp, Jim_GetResult(interp), "array2mem: cannot read memory", NULL);
4447 addr += count * width;
4452 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
4457 /* FIX? should we propagate errors here rather than printing them
4460 void target_handle_event(struct target *target, enum target_event e)
4462 struct target_event_action *teap;
4464 for (teap = target->event_action; teap != NULL; teap = teap->next) {
4465 if (teap->event == e) {
4466 LOG_DEBUG("target(%d): %s (%s) event: %d (%s) action: %s",
4467 target->target_number,
4468 target_name(target),
4469 target_type_name(target),
4471 Jim_Nvp_value2name_simple(nvp_target_event, e)->name,
4472 Jim_GetString(teap->body, NULL));
4474 /* Override current target by the target an event
4475 * is issued from (lot of scripts need it).
4476 * Return back to previous override as soon
4477 * as the handler processing is done */
4478 struct command_context *cmd_ctx = current_command_context(teap->interp);
4479 struct target *saved_target_override = cmd_ctx->current_target_override;
4480 cmd_ctx->current_target_override = target;
4482 if (Jim_EvalObj(teap->interp, teap->body) != JIM_OK) {
4483 Jim_MakeErrorMessage(teap->interp);
4484 command_print(NULL, "%s\n", Jim_GetString(Jim_GetResult(teap->interp), NULL));
4487 cmd_ctx->current_target_override = saved_target_override;
4493 * Returns true only if the target has a handler for the specified event.
4495 bool target_has_event_action(struct target *target, enum target_event event)
4497 struct target_event_action *teap;
4499 for (teap = target->event_action; teap != NULL; teap = teap->next) {
4500 if (teap->event == event)
4506 enum target_cfg_param {
4509 TCFG_WORK_AREA_VIRT,
4510 TCFG_WORK_AREA_PHYS,
4511 TCFG_WORK_AREA_SIZE,
4512 TCFG_WORK_AREA_BACKUP,
4515 TCFG_CHAIN_POSITION,
4521 static Jim_Nvp nvp_config_opts[] = {
4522 { .name = "-type", .value = TCFG_TYPE },
4523 { .name = "-event", .value = TCFG_EVENT },
4524 { .name = "-work-area-virt", .value = TCFG_WORK_AREA_VIRT },
4525 { .name = "-work-area-phys", .value = TCFG_WORK_AREA_PHYS },
4526 { .name = "-work-area-size", .value = TCFG_WORK_AREA_SIZE },
4527 { .name = "-work-area-backup", .value = TCFG_WORK_AREA_BACKUP },
4528 { .name = "-endian" , .value = TCFG_ENDIAN },
4529 { .name = "-coreid", .value = TCFG_COREID },
4530 { .name = "-chain-position", .value = TCFG_CHAIN_POSITION },
4531 { .name = "-dbgbase", .value = TCFG_DBGBASE },
4532 { .name = "-rtos", .value = TCFG_RTOS },
4533 { .name = "-defer-examine", .value = TCFG_DEFER_EXAMINE },
4534 { .name = NULL, .value = -1 }
4537 static int target_configure(Jim_GetOptInfo *goi, struct target *target)
4544 /* parse config or cget options ... */
4545 while (goi->argc > 0) {
4546 Jim_SetEmptyResult(goi->interp);
4547 /* Jim_GetOpt_Debug(goi); */
4549 if (target->type->target_jim_configure) {
4550 /* target defines a configure function */
4551 /* target gets first dibs on parameters */
4552 e = (*(target->type->target_jim_configure))(target, goi);
4561 /* otherwise we 'continue' below */
4563 e = Jim_GetOpt_Nvp(goi, nvp_config_opts, &n);
4565 Jim_GetOpt_NvpUnknown(goi, nvp_config_opts, 0);
4571 if (goi->isconfigure) {
4572 Jim_SetResultFormatted(goi->interp,
4573 "not settable: %s", n->name);
4577 if (goi->argc != 0) {
4578 Jim_WrongNumArgs(goi->interp,
4579 goi->argc, goi->argv,
4584 Jim_SetResultString(goi->interp,
4585 target_type_name(target), -1);
4589 if (goi->argc == 0) {
4590 Jim_WrongNumArgs(goi->interp, goi->argc, goi->argv, "-event ?event-name? ...");
4594 e = Jim_GetOpt_Nvp(goi, nvp_target_event, &n);
4596 Jim_GetOpt_NvpUnknown(goi, nvp_target_event, 1);
4600 if (goi->isconfigure) {
4601 if (goi->argc != 1) {
4602 Jim_WrongNumArgs(goi->interp, goi->argc, goi->argv, "-event ?event-name? ?EVENT-BODY?");
4606 if (goi->argc != 0) {
4607 Jim_WrongNumArgs(goi->interp, goi->argc, goi->argv, "-event ?event-name?");
4613 struct target_event_action *teap;
4615 teap = target->event_action;
4616 /* replace existing? */
4618 if (teap->event == (enum target_event)n->value)
4623 if (goi->isconfigure) {
4624 bool replace = true;
4627 teap = calloc(1, sizeof(*teap));
4630 teap->event = n->value;
4631 teap->interp = goi->interp;
4632 Jim_GetOpt_Obj(goi, &o);
4634 Jim_DecrRefCount(teap->interp, teap->body);
4635 teap->body = Jim_DuplicateObj(goi->interp, o);
4638 * Tcl/TK - "tk events" have a nice feature.
4639 * See the "BIND" command.
4640 * We should support that here.
4641 * You can specify %X and %Y in the event code.
4642 * The idea is: %T - target name.
4643 * The idea is: %N - target number
4644 * The idea is: %E - event name.
4646 Jim_IncrRefCount(teap->body);
4649 /* add to head of event list */
4650 teap->next = target->event_action;
4651 target->event_action = teap;
4653 Jim_SetEmptyResult(goi->interp);
4657 Jim_SetEmptyResult(goi->interp);
4659 Jim_SetResult(goi->interp, Jim_DuplicateObj(goi->interp, teap->body));
4665 case TCFG_WORK_AREA_VIRT:
4666 if (goi->isconfigure) {
4667 target_free_all_working_areas(target);
4668 e = Jim_GetOpt_Wide(goi, &w);
4671 target->working_area_virt = w;
4672 target->working_area_virt_spec = true;
4677 Jim_SetResult(goi->interp, Jim_NewIntObj(goi->interp, target->working_area_virt));
4681 case TCFG_WORK_AREA_PHYS:
4682 if (goi->isconfigure) {
4683 target_free_all_working_areas(target);
4684 e = Jim_GetOpt_Wide(goi, &w);
4687 target->working_area_phys = w;
4688 target->working_area_phys_spec = true;
4693 Jim_SetResult(goi->interp, Jim_NewIntObj(goi->interp, target->working_area_phys));
4697 case TCFG_WORK_AREA_SIZE:
4698 if (goi->isconfigure) {
4699 target_free_all_working_areas(target);
4700 e = Jim_GetOpt_Wide(goi, &w);
4703 target->working_area_size = w;
4708 Jim_SetResult(goi->interp, Jim_NewIntObj(goi->interp, target->working_area_size));
4712 case TCFG_WORK_AREA_BACKUP:
4713 if (goi->isconfigure) {
4714 target_free_all_working_areas(target);
4715 e = Jim_GetOpt_Wide(goi, &w);
4718 /* make this exactly 1 or 0 */
4719 target->backup_working_area = (!!w);
4724 Jim_SetResult(goi->interp, Jim_NewIntObj(goi->interp, target->backup_working_area));
4725 /* loop for more e*/
4730 if (goi->isconfigure) {
4731 e = Jim_GetOpt_Nvp(goi, nvp_target_endian, &n);
4733 Jim_GetOpt_NvpUnknown(goi, nvp_target_endian, 1);
4736 target->endianness = n->value;
4741 n = Jim_Nvp_value2name_simple(nvp_target_endian, target->endianness);
4742 if (n->name == NULL) {
4743 target->endianness = TARGET_LITTLE_ENDIAN;
4744 n = Jim_Nvp_value2name_simple(nvp_target_endian, target->endianness);
4746 Jim_SetResultString(goi->interp, n->name, -1);
4751 if (goi->isconfigure) {
4752 e = Jim_GetOpt_Wide(goi, &w);
4755 target->coreid = (int32_t)w;
4760 Jim_SetResult(goi->interp, Jim_NewIntObj(goi->interp, target->working_area_size));
4764 case TCFG_CHAIN_POSITION:
4765 if (goi->isconfigure) {
4767 struct jtag_tap *tap;
4768 target_free_all_working_areas(target);
4769 e = Jim_GetOpt_Obj(goi, &o_t);
4772 tap = jtag_tap_by_jim_obj(goi->interp, o_t);
4775 /* make this exactly 1 or 0 */
4781 Jim_SetResultString(goi->interp, target->tap->dotted_name, -1);
4782 /* loop for more e*/
4785 if (goi->isconfigure) {
4786 e = Jim_GetOpt_Wide(goi, &w);
4789 target->dbgbase = (uint32_t)w;
4790 target->dbgbase_set = true;
4795 Jim_SetResult(goi->interp, Jim_NewIntObj(goi->interp, target->dbgbase));
4801 int result = rtos_create(goi, target);
4802 if (result != JIM_OK)
4808 case TCFG_DEFER_EXAMINE:
4810 target->defer_examine = true;
4815 } /* while (goi->argc) */
4818 /* done - we return */
4822 static int jim_target_configure(Jim_Interp *interp, int argc, Jim_Obj * const *argv)
4826 Jim_GetOpt_Setup(&goi, interp, argc - 1, argv + 1);
4827 goi.isconfigure = !strcmp(Jim_GetString(argv[0], NULL), "configure");
4829 Jim_WrongNumArgs(goi.interp, goi.argc, goi.argv,
4830 "missing: -option ...");
4833 struct target *target = Jim_CmdPrivData(goi.interp);
4834 return target_configure(&goi, target);
4837 static int jim_target_mw(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
4839 const char *cmd_name = Jim_GetString(argv[0], NULL);
4842 Jim_GetOpt_Setup(&goi, interp, argc - 1, argv + 1);
4844 if (goi.argc < 2 || goi.argc > 4) {
4845 Jim_SetResultFormatted(goi.interp,
4846 "usage: %s [phys] <address> <data> [<count>]", cmd_name);
4851 fn = target_write_memory;
4854 if (strcmp(Jim_GetString(argv[1], NULL), "phys") == 0) {
4856 struct Jim_Obj *obj;
4857 e = Jim_GetOpt_Obj(&goi, &obj);
4861 fn = target_write_phys_memory;
4865 e = Jim_GetOpt_Wide(&goi, &a);
4870 e = Jim_GetOpt_Wide(&goi, &b);
4875 if (goi.argc == 1) {
4876 e = Jim_GetOpt_Wide(&goi, &c);
4881 /* all args must be consumed */
4885 struct target *target = Jim_CmdPrivData(goi.interp);
4887 if (strcasecmp(cmd_name, "mww") == 0)
4889 else if (strcasecmp(cmd_name, "mwh") == 0)
4891 else if (strcasecmp(cmd_name, "mwb") == 0)
4894 LOG_ERROR("command '%s' unknown: ", cmd_name);
4898 return (target_fill_mem(target, a, fn, data_size, b, c) == ERROR_OK) ? JIM_OK : JIM_ERR;
4902 * @brief Reads an array of words/halfwords/bytes from target memory starting at specified address.
4904 * Usage: mdw [phys] <address> [<count>] - for 32 bit reads
4905 * mdh [phys] <address> [<count>] - for 16 bit reads
4906 * mdb [phys] <address> [<count>] - for 8 bit reads
4908 * Count defaults to 1.
4910 * Calls target_read_memory or target_read_phys_memory depending on
4911 * the presence of the "phys" argument
4912 * Reads the target memory in blocks of max. 32 bytes, and returns an array of ints formatted
4913 * to int representation in base16.
4914 * Also outputs read data in a human readable form using command_print
4916 * @param phys if present target_read_phys_memory will be used instead of target_read_memory
4917 * @param address address where to start the read. May be specified in decimal or hex using the standard "0x" prefix
4918 * @param count optional count parameter to read an array of values. If not specified, defaults to 1.
4919 * @returns: JIM_ERR on error or JIM_OK on success and sets the result string to an array of ascii formatted numbers
4920 * on success, with [<count>] number of elements.
4922 * In case of little endian target:
4923 * Example1: "mdw 0x00000000" returns "10123456"
4924 * Exmaple2: "mdh 0x00000000 1" returns "3456"
4925 * Example3: "mdb 0x00000000" returns "56"
4926 * Example4: "mdh 0x00000000 2" returns "3456 1012"
4927 * Example5: "mdb 0x00000000 3" returns "56 34 12"
4929 static int jim_target_md(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
4931 const char *cmd_name = Jim_GetString(argv[0], NULL);
4934 Jim_GetOpt_Setup(&goi, interp, argc - 1, argv + 1);
4936 if ((goi.argc < 1) || (goi.argc > 3)) {
4937 Jim_SetResultFormatted(goi.interp,
4938 "usage: %s [phys] <address> [<count>]", cmd_name);
4942 int (*fn)(struct target *target,
4943 target_addr_t address, uint32_t size, uint32_t count, uint8_t *buffer);
4944 fn = target_read_memory;
4947 if (strcmp(Jim_GetString(argv[1], NULL), "phys") == 0) {
4949 struct Jim_Obj *obj;
4950 e = Jim_GetOpt_Obj(&goi, &obj);
4954 fn = target_read_phys_memory;
4957 /* Read address parameter */
4959 e = Jim_GetOpt_Wide(&goi, &addr);
4963 /* If next parameter exists, read it out as the count parameter, if not, set it to 1 (default) */
4965 if (goi.argc == 1) {
4966 e = Jim_GetOpt_Wide(&goi, &count);
4972 /* all args must be consumed */
4976 jim_wide dwidth = 1; /* shut up gcc */
4977 if (strcasecmp(cmd_name, "mdw") == 0)
4979 else if (strcasecmp(cmd_name, "mdh") == 0)
4981 else if (strcasecmp(cmd_name, "mdb") == 0)
4984 LOG_ERROR("command '%s' unknown: ", cmd_name);
4988 /* convert count to "bytes" */
4989 int bytes = count * dwidth;
4991 struct target *target = Jim_CmdPrivData(goi.interp);
4992 uint8_t target_buf[32];
4995 y = (bytes < 16) ? bytes : 16; /* y = min(bytes, 16); */
4997 /* Try to read out next block */
4998 e = fn(target, addr, dwidth, y / dwidth, target_buf);
5000 if (e != ERROR_OK) {
5001 Jim_SetResultFormatted(interp, "error reading target @ 0x%08lx", (long)addr);
5005 command_print_sameline(NULL, "0x%08x ", (int)(addr));
5008 for (x = 0; x < 16 && x < y; x += 4) {
5009 z = target_buffer_get_u32(target, &(target_buf[x]));
5010 command_print_sameline(NULL, "%08x ", (int)(z));
5012 for (; (x < 16) ; x += 4)
5013 command_print_sameline(NULL, " ");
5016 for (x = 0; x < 16 && x < y; x += 2) {
5017 z = target_buffer_get_u16(target, &(target_buf[x]));
5018 command_print_sameline(NULL, "%04x ", (int)(z));
5020 for (; (x < 16) ; x += 2)
5021 command_print_sameline(NULL, " ");
5025 for (x = 0 ; (x < 16) && (x < y) ; x += 1) {
5026 z = target_buffer_get_u8(target, &(target_buf[x]));
5027 command_print_sameline(NULL, "%02x ", (int)(z));
5029 for (; (x < 16) ; x += 1)
5030 command_print_sameline(NULL, " ");
5033 /* ascii-ify the bytes */
5034 for (x = 0 ; x < y ; x++) {
5035 if ((target_buf[x] >= 0x20) &&
5036 (target_buf[x] <= 0x7e)) {
5040 target_buf[x] = '.';
5045 target_buf[x] = ' ';
5050 /* print - with a newline */
5051 command_print_sameline(NULL, "%s\n", target_buf);
5059 static int jim_target_mem2array(Jim_Interp *interp,
5060 int argc, Jim_Obj *const *argv)
5062 struct target *target = Jim_CmdPrivData(interp);
5063 return target_mem2array(interp, target, argc - 1, argv + 1);
5066 static int jim_target_array2mem(Jim_Interp *interp,
5067 int argc, Jim_Obj *const *argv)
5069 struct target *target = Jim_CmdPrivData(interp);
5070 return target_array2mem(interp, target, argc - 1, argv + 1);
5073 static int jim_target_tap_disabled(Jim_Interp *interp)
5075 Jim_SetResultFormatted(interp, "[TAP is disabled]");
5079 static int jim_target_examine(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
5081 bool allow_defer = false;
5084 Jim_GetOpt_Setup(&goi, interp, argc - 1, argv + 1);
5086 const char *cmd_name = Jim_GetString(argv[0], NULL);
5087 Jim_SetResultFormatted(goi.interp,
5088 "usage: %s ['allow-defer']", cmd_name);
5092 strcmp(Jim_GetString(argv[1], NULL), "allow-defer") == 0) {
5094 struct Jim_Obj *obj;
5095 int e = Jim_GetOpt_Obj(&goi, &obj);
5101 struct target *target = Jim_CmdPrivData(interp);
5102 if (!target->tap->enabled)
5103 return jim_target_tap_disabled(interp);
5105 if (allow_defer && target->defer_examine) {
5106 LOG_INFO("Deferring arp_examine of %s", target_name(target));
5107 LOG_INFO("Use arp_examine command to examine it manually!");
5111 int e = target->type->examine(target);
5117 static int jim_target_was_examined(Jim_Interp *interp, int argc, Jim_Obj * const *argv)
5119 struct target *target = Jim_CmdPrivData(interp);
5121 Jim_SetResultBool(interp, target_was_examined(target));
5125 static int jim_target_examine_deferred(Jim_Interp *interp, int argc, Jim_Obj * const *argv)
5127 struct target *target = Jim_CmdPrivData(interp);
5129 Jim_SetResultBool(interp, target->defer_examine);
5133 static int jim_target_halt_gdb(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
5136 Jim_WrongNumArgs(interp, 1, argv, "[no parameters]");
5139 struct target *target = Jim_CmdPrivData(interp);
5141 if (target_call_event_callbacks(target, TARGET_EVENT_GDB_HALT) != ERROR_OK)
5147 static int jim_target_poll(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
5150 Jim_WrongNumArgs(interp, 1, argv, "[no parameters]");
5153 struct target *target = Jim_CmdPrivData(interp);
5154 if (!target->tap->enabled)
5155 return jim_target_tap_disabled(interp);
5158 if (!(target_was_examined(target)))
5159 e = ERROR_TARGET_NOT_EXAMINED;
5161 e = target->type->poll(target);
5167 static int jim_target_reset(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
5170 Jim_GetOpt_Setup(&goi, interp, argc - 1, argv + 1);
5172 if (goi.argc != 2) {
5173 Jim_WrongNumArgs(interp, 0, argv,
5174 "([tT]|[fF]|assert|deassert) BOOL");
5179 int e = Jim_GetOpt_Nvp(&goi, nvp_assert, &n);
5181 Jim_GetOpt_NvpUnknown(&goi, nvp_assert, 1);
5184 /* the halt or not param */
5186 e = Jim_GetOpt_Wide(&goi, &a);
5190 struct target *target = Jim_CmdPrivData(goi.interp);
5191 if (!target->tap->enabled)
5192 return jim_target_tap_disabled(interp);
5194 if (!target->type->assert_reset || !target->type->deassert_reset) {
5195 Jim_SetResultFormatted(interp,
5196 "No target-specific reset for %s",
5197 target_name(target));
5201 if (target->defer_examine)
5202 target_reset_examined(target);
5204 /* determine if we should halt or not. */
5205 target->reset_halt = !!a;
5206 /* When this happens - all workareas are invalid. */
5207 target_free_all_working_areas_restore(target, 0);
5210 if (n->value == NVP_ASSERT)
5211 e = target->type->assert_reset(target);
5213 e = target->type->deassert_reset(target);
5214 return (e == ERROR_OK) ? JIM_OK : JIM_ERR;
5217 static int jim_target_halt(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
5220 Jim_WrongNumArgs(interp, 1, argv, "[no parameters]");
5223 struct target *target = Jim_CmdPrivData(interp);
5224 if (!target->tap->enabled)
5225 return jim_target_tap_disabled(interp);
5226 int e = target->type->halt(target);
5227 return (e == ERROR_OK) ? JIM_OK : JIM_ERR;
5230 static int jim_target_wait_state(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
5233 Jim_GetOpt_Setup(&goi, interp, argc - 1, argv + 1);
5235 /* params: <name> statename timeoutmsecs */
5236 if (goi.argc != 2) {
5237 const char *cmd_name = Jim_GetString(argv[0], NULL);
5238 Jim_SetResultFormatted(goi.interp,
5239 "%s <state_name> <timeout_in_msec>", cmd_name);
5244 int e = Jim_GetOpt_Nvp(&goi, nvp_target_state, &n);
5246 Jim_GetOpt_NvpUnknown(&goi, nvp_target_state, 1);
5250 e = Jim_GetOpt_Wide(&goi, &a);
5253 struct target *target = Jim_CmdPrivData(interp);
5254 if (!target->tap->enabled)
5255 return jim_target_tap_disabled(interp);
5257 e = target_wait_state(target, n->value, a);
5258 if (e != ERROR_OK) {
5259 Jim_Obj *eObj = Jim_NewIntObj(interp, e);
5260 Jim_SetResultFormatted(goi.interp,
5261 "target: %s wait %s fails (%#s) %s",
5262 target_name(target), n->name,
5263 eObj, target_strerror_safe(e));
5264 Jim_FreeNewObj(interp, eObj);
5269 /* List for human, Events defined for this target.
5270 * scripts/programs should use 'name cget -event NAME'
5272 static int jim_target_event_list(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
5274 struct command_context *cmd_ctx = current_command_context(interp);
5275 assert(cmd_ctx != NULL);
5277 struct target *target = Jim_CmdPrivData(interp);
5278 struct target_event_action *teap = target->event_action;
5279 command_print(cmd_ctx, "Event actions for target (%d) %s\n",
5280 target->target_number,
5281 target_name(target));
5282 command_print(cmd_ctx, "%-25s | Body", "Event");
5283 command_print(cmd_ctx, "------------------------- | "
5284 "----------------------------------------");
5286 Jim_Nvp *opt = Jim_Nvp_value2name_simple(nvp_target_event, teap->event);
5287 command_print(cmd_ctx, "%-25s | %s",
5288 opt->name, Jim_GetString(teap->body, NULL));
5291 command_print(cmd_ctx, "***END***");
5294 static int jim_target_current_state(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
5297 Jim_WrongNumArgs(interp, 1, argv, "[no parameters]");
5300 struct target *target = Jim_CmdPrivData(interp);
5301 Jim_SetResultString(interp, target_state_name(target), -1);
5304 static int jim_target_invoke_event(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
5307 Jim_GetOpt_Setup(&goi, interp, argc - 1, argv + 1);
5308 if (goi.argc != 1) {
5309 const char *cmd_name = Jim_GetString(argv[0], NULL);
5310 Jim_SetResultFormatted(goi.interp, "%s <eventname>", cmd_name);
5314 int e = Jim_GetOpt_Nvp(&goi, nvp_target_event, &n);
5316 Jim_GetOpt_NvpUnknown(&goi, nvp_target_event, 1);
5319 struct target *target = Jim_CmdPrivData(interp);
5320 target_handle_event(target, n->value);
5324 static const struct command_registration target_instance_command_handlers[] = {
5326 .name = "configure",
5327 .mode = COMMAND_CONFIG,
5328 .jim_handler = jim_target_configure,
5329 .help = "configure a new target for use",
5330 .usage = "[target_attribute ...]",
5334 .mode = COMMAND_ANY,
5335 .jim_handler = jim_target_configure,
5336 .help = "returns the specified target attribute",
5337 .usage = "target_attribute",
5341 .mode = COMMAND_EXEC,
5342 .jim_handler = jim_target_mw,
5343 .help = "Write 32-bit word(s) to target memory",
5344 .usage = "address data [count]",
5348 .mode = COMMAND_EXEC,
5349 .jim_handler = jim_target_mw,
5350 .help = "Write 16-bit half-word(s) to target memory",
5351 .usage = "address data [count]",
5355 .mode = COMMAND_EXEC,
5356 .jim_handler = jim_target_mw,
5357 .help = "Write byte(s) to target memory",
5358 .usage = "address data [count]",
5362 .mode = COMMAND_EXEC,
5363 .jim_handler = jim_target_md,
5364 .help = "Display target memory as 32-bit words",
5365 .usage = "address [count]",
5369 .mode = COMMAND_EXEC,
5370 .jim_handler = jim_target_md,
5371 .help = "Display target memory as 16-bit half-words",
5372 .usage = "address [count]",
5376 .mode = COMMAND_EXEC,
5377 .jim_handler = jim_target_md,
5378 .help = "Display target memory as 8-bit bytes",
5379 .usage = "address [count]",
5382 .name = "array2mem",
5383 .mode = COMMAND_EXEC,
5384 .jim_handler = jim_target_array2mem,
5385 .help = "Writes Tcl array of 8/16/32 bit numbers "
5387 .usage = "arrayname bitwidth address count",
5390 .name = "mem2array",
5391 .mode = COMMAND_EXEC,
5392 .jim_handler = jim_target_mem2array,
5393 .help = "Loads Tcl array of 8/16/32 bit numbers "
5394 "from target memory",
5395 .usage = "arrayname bitwidth address count",
5398 .name = "eventlist",
5399 .mode = COMMAND_EXEC,
5400 .jim_handler = jim_target_event_list,
5401 .help = "displays a table of events defined for this target",
5405 .mode = COMMAND_EXEC,
5406 .jim_handler = jim_target_current_state,
5407 .help = "displays the current state of this target",
5410 .name = "arp_examine",
5411 .mode = COMMAND_EXEC,
5412 .jim_handler = jim_target_examine,
5413 .help = "used internally for reset processing",
5414 .usage = "arp_examine ['allow-defer']",
5417 .name = "was_examined",
5418 .mode = COMMAND_EXEC,
5419 .jim_handler = jim_target_was_examined,
5420 .help = "used internally for reset processing",
5421 .usage = "was_examined",
5424 .name = "examine_deferred",
5425 .mode = COMMAND_EXEC,
5426 .jim_handler = jim_target_examine_deferred,
5427 .help = "used internally for reset processing",
5428 .usage = "examine_deferred",
5431 .name = "arp_halt_gdb",
5432 .mode = COMMAND_EXEC,
5433 .jim_handler = jim_target_halt_gdb,
5434 .help = "used internally for reset processing to halt GDB",
5438 .mode = COMMAND_EXEC,
5439 .jim_handler = jim_target_poll,
5440 .help = "used internally for reset processing",
5443 .name = "arp_reset",
5444 .mode = COMMAND_EXEC,
5445 .jim_handler = jim_target_reset,
5446 .help = "used internally for reset processing",
5450 .mode = COMMAND_EXEC,
5451 .jim_handler = jim_target_halt,
5452 .help = "used internally for reset processing",
5455 .name = "arp_waitstate",
5456 .mode = COMMAND_EXEC,
5457 .jim_handler = jim_target_wait_state,
5458 .help = "used internally for reset processing",
5461 .name = "invoke-event",
5462 .mode = COMMAND_EXEC,
5463 .jim_handler = jim_target_invoke_event,
5464 .help = "invoke handler for specified event",
5465 .usage = "event_name",
5467 COMMAND_REGISTRATION_DONE
5470 static int target_create(Jim_GetOptInfo *goi)
5477 struct target *target;
5478 struct command_context *cmd_ctx;
5480 cmd_ctx = current_command_context(goi->interp);
5481 assert(cmd_ctx != NULL);
5483 if (goi->argc < 3) {
5484 Jim_WrongNumArgs(goi->interp, 1, goi->argv, "?name? ?type? ..options...");
5489 Jim_GetOpt_Obj(goi, &new_cmd);
5490 /* does this command exist? */
5491 cmd = Jim_GetCommand(goi->interp, new_cmd, JIM_ERRMSG);
5493 cp = Jim_GetString(new_cmd, NULL);
5494 Jim_SetResultFormatted(goi->interp, "Command/target: %s Exists", cp);
5499 e = Jim_GetOpt_String(goi, &cp, NULL);
5502 struct transport *tr = get_current_transport();
5503 if (tr->override_target) {
5504 e = tr->override_target(&cp);
5505 if (e != ERROR_OK) {
5506 LOG_ERROR("The selected transport doesn't support this target");
5509 LOG_INFO("The selected transport took over low-level target control. The results might differ compared to plain JTAG/SWD");
5511 /* now does target type exist */
5512 for (x = 0 ; target_types[x] ; x++) {
5513 if (0 == strcmp(cp, target_types[x]->name)) {
5518 /* check for deprecated name */
5519 if (target_types[x]->deprecated_name) {
5520 if (0 == strcmp(cp, target_types[x]->deprecated_name)) {
5522 LOG_WARNING("target name is deprecated use: \'%s\'", target_types[x]->name);
5527 if (target_types[x] == NULL) {
5528 Jim_SetResultFormatted(goi->interp, "Unknown target type %s, try one of ", cp);
5529 for (x = 0 ; target_types[x] ; x++) {
5530 if (target_types[x + 1]) {
5531 Jim_AppendStrings(goi->interp,
5532 Jim_GetResult(goi->interp),
5533 target_types[x]->name,
5536 Jim_AppendStrings(goi->interp,
5537 Jim_GetResult(goi->interp),
5539 target_types[x]->name, NULL);
5546 target = calloc(1, sizeof(struct target));
5547 /* set target number */
5548 target->target_number = new_target_number();
5549 cmd_ctx->current_target = target;
5551 /* allocate memory for each unique target type */
5552 target->type = calloc(1, sizeof(struct target_type));
5554 memcpy(target->type, target_types[x], sizeof(struct target_type));
5556 /* will be set by "-endian" */
5557 target->endianness = TARGET_ENDIAN_UNKNOWN;
5559 /* default to first core, override with -coreid */
5562 target->working_area = 0x0;
5563 target->working_area_size = 0x0;
5564 target->working_areas = NULL;
5565 target->backup_working_area = 0;
5567 target->state = TARGET_UNKNOWN;
5568 target->debug_reason = DBG_REASON_UNDEFINED;
5569 target->reg_cache = NULL;
5570 target->breakpoints = NULL;
5571 target->watchpoints = NULL;
5572 target->next = NULL;
5573 target->arch_info = NULL;
5575 target->display = 1;
5577 target->halt_issued = false;
5579 /* initialize trace information */
5580 target->trace_info = calloc(1, sizeof(struct trace));
5582 target->dbgmsg = NULL;
5583 target->dbg_msg_enabled = 0;
5585 target->endianness = TARGET_ENDIAN_UNKNOWN;
5587 target->rtos = NULL;
5588 target->rtos_auto_detect = false;
5590 /* Do the rest as "configure" options */
5591 goi->isconfigure = 1;
5592 e = target_configure(goi, target);
5594 if (target->tap == NULL) {
5595 Jim_SetResultString(goi->interp, "-chain-position required when creating target", -1);
5605 if (target->endianness == TARGET_ENDIAN_UNKNOWN) {
5606 /* default endian to little if not specified */
5607 target->endianness = TARGET_LITTLE_ENDIAN;
5610 cp = Jim_GetString(new_cmd, NULL);
5611 target->cmd_name = strdup(cp);
5613 /* create the target specific commands */
5614 if (target->type->commands) {
5615 e = register_commands(cmd_ctx, NULL, target->type->commands);
5617 LOG_ERROR("unable to register '%s' commands", cp);
5619 if (target->type->target_create)
5620 (*(target->type->target_create))(target, goi->interp);
5622 /* append to end of list */
5624 struct target **tpp;
5625 tpp = &(all_targets);
5627 tpp = &((*tpp)->next);
5631 /* now - create the new target name command */
5632 const struct command_registration target_subcommands[] = {
5634 .chain = target_instance_command_handlers,
5637 .chain = target->type->commands,
5639 COMMAND_REGISTRATION_DONE
5641 const struct command_registration target_commands[] = {
5644 .mode = COMMAND_ANY,
5645 .help = "target command group",
5647 .chain = target_subcommands,
5649 COMMAND_REGISTRATION_DONE
5651 e = register_commands(cmd_ctx, NULL, target_commands);
5655 struct command *c = command_find_in_context(cmd_ctx, cp);
5657 command_set_handler_data(c, target);
5659 return (ERROR_OK == e) ? JIM_OK : JIM_ERR;
5662 static int jim_target_current(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
5665 Jim_WrongNumArgs(interp, 1, argv, "Too many parameters");
5668 struct command_context *cmd_ctx = current_command_context(interp);
5669 assert(cmd_ctx != NULL);
5671 Jim_SetResultString(interp, target_name(get_current_target(cmd_ctx)), -1);
5675 static int jim_target_types(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
5678 Jim_WrongNumArgs(interp, 1, argv, "Too many parameters");
5681 Jim_SetResult(interp, Jim_NewListObj(interp, NULL, 0));
5682 for (unsigned x = 0; NULL != target_types[x]; x++) {
5683 Jim_ListAppendElement(interp, Jim_GetResult(interp),
5684 Jim_NewStringObj(interp, target_types[x]->name, -1));
5689 static int jim_target_names(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
5692 Jim_WrongNumArgs(interp, 1, argv, "Too many parameters");
5695 Jim_SetResult(interp, Jim_NewListObj(interp, NULL, 0));
5696 struct target *target = all_targets;
5698 Jim_ListAppendElement(interp, Jim_GetResult(interp),
5699 Jim_NewStringObj(interp, target_name(target), -1));
5700 target = target->next;
5705 static int jim_target_smp(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
5708 const char *targetname;
5710 struct target *target = (struct target *) NULL;
5711 struct target_list *head, *curr, *new;
5712 curr = (struct target_list *) NULL;
5713 head = (struct target_list *) NULL;
5716 LOG_DEBUG("%d", argc);
5717 /* argv[1] = target to associate in smp
5718 * argv[2] = target to assoicate in smp
5722 for (i = 1; i < argc; i++) {
5724 targetname = Jim_GetString(argv[i], &len);
5725 target = get_target(targetname);
5726 LOG_DEBUG("%s ", targetname);
5728 new = malloc(sizeof(struct target_list));
5729 new->target = target;
5730 new->next = (struct target_list *)NULL;
5731 if (head == (struct target_list *)NULL) {
5740 /* now parse the list of cpu and put the target in smp mode*/
5743 while (curr != (struct target_list *)NULL) {
5744 target = curr->target;
5746 target->head = head;
5750 if (target && target->rtos)
5751 retval = rtos_smp_init(head->target);
5757 static int jim_target_create(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
5760 Jim_GetOpt_Setup(&goi, interp, argc - 1, argv + 1);
5762 Jim_WrongNumArgs(goi.interp, goi.argc, goi.argv,
5763 "<name> <target_type> [<target_options> ...]");
5766 return target_create(&goi);
5769 static const struct command_registration target_subcommand_handlers[] = {
5772 .mode = COMMAND_CONFIG,
5773 .handler = handle_target_init_command,
5774 .help = "initialize targets",
5778 /* REVISIT this should be COMMAND_CONFIG ... */
5779 .mode = COMMAND_ANY,
5780 .jim_handler = jim_target_create,
5781 .usage = "name type '-chain-position' name [options ...]",
5782 .help = "Creates and selects a new target",
5786 .mode = COMMAND_ANY,
5787 .jim_handler = jim_target_current,
5788 .help = "Returns the currently selected target",
5792 .mode = COMMAND_ANY,
5793 .jim_handler = jim_target_types,
5794 .help = "Returns the available target types as "
5795 "a list of strings",
5799 .mode = COMMAND_ANY,
5800 .jim_handler = jim_target_names,
5801 .help = "Returns the names of all targets as a list of strings",
5805 .mode = COMMAND_ANY,
5806 .jim_handler = jim_target_smp,
5807 .usage = "targetname1 targetname2 ...",
5808 .help = "gather several target in a smp list"
5811 COMMAND_REGISTRATION_DONE
5815 target_addr_t address;
5821 static int fastload_num;
5822 static struct FastLoad *fastload;
5824 static void free_fastload(void)
5826 if (fastload != NULL) {
5828 for (i = 0; i < fastload_num; i++) {
5829 if (fastload[i].data)
5830 free(fastload[i].data);
5837 COMMAND_HANDLER(handle_fast_load_image_command)
5841 uint32_t image_size;
5842 target_addr_t min_address = 0;
5843 target_addr_t max_address = -1;
5848 int retval = CALL_COMMAND_HANDLER(parse_load_image_command_CMD_ARGV,
5849 &image, &min_address, &max_address);
5850 if (ERROR_OK != retval)
5853 struct duration bench;
5854 duration_start(&bench);
5856 retval = image_open(&image, CMD_ARGV[0], (CMD_ARGC >= 3) ? CMD_ARGV[2] : NULL);
5857 if (retval != ERROR_OK)
5862 fastload_num = image.num_sections;
5863 fastload = malloc(sizeof(struct FastLoad)*image.num_sections);
5864 if (fastload == NULL) {
5865 command_print(CMD_CTX, "out of memory");
5866 image_close(&image);
5869 memset(fastload, 0, sizeof(struct FastLoad)*image.num_sections);
5870 for (i = 0; i < image.num_sections; i++) {
5871 buffer = malloc(image.sections[i].size);
5872 if (buffer == NULL) {
5873 command_print(CMD_CTX, "error allocating buffer for section (%d bytes)",
5874 (int)(image.sections[i].size));
5875 retval = ERROR_FAIL;
5879 retval = image_read_section(&image, i, 0x0, image.sections[i].size, buffer, &buf_cnt);
5880 if (retval != ERROR_OK) {
5885 uint32_t offset = 0;
5886 uint32_t length = buf_cnt;
5888 /* DANGER!!! beware of unsigned comparision here!!! */
5890 if ((image.sections[i].base_address + buf_cnt >= min_address) &&
5891 (image.sections[i].base_address < max_address)) {
5892 if (image.sections[i].base_address < min_address) {
5893 /* clip addresses below */
5894 offset += min_address-image.sections[i].base_address;
5898 if (image.sections[i].base_address + buf_cnt > max_address)
5899 length -= (image.sections[i].base_address + buf_cnt)-max_address;
5901 fastload[i].address = image.sections[i].base_address + offset;
5902 fastload[i].data = malloc(length);
5903 if (fastload[i].data == NULL) {
5905 command_print(CMD_CTX, "error allocating buffer for section (%" PRIu32 " bytes)",
5907 retval = ERROR_FAIL;
5910 memcpy(fastload[i].data, buffer + offset, length);
5911 fastload[i].length = length;
5913 image_size += length;
5914 command_print(CMD_CTX, "%u bytes written at address 0x%8.8x",
5915 (unsigned int)length,
5916 ((unsigned int)(image.sections[i].base_address + offset)));
5922 if ((ERROR_OK == retval) && (duration_measure(&bench) == ERROR_OK)) {
5923 command_print(CMD_CTX, "Loaded %" PRIu32 " bytes "
5924 "in %fs (%0.3f KiB/s)", image_size,
5925 duration_elapsed(&bench), duration_kbps(&bench, image_size));
5927 command_print(CMD_CTX,
5928 "WARNING: image has not been loaded to target!"
5929 "You can issue a 'fast_load' to finish loading.");
5932 image_close(&image);
5934 if (retval != ERROR_OK)
5940 COMMAND_HANDLER(handle_fast_load_command)
5943 return ERROR_COMMAND_SYNTAX_ERROR;
5944 if (fastload == NULL) {
5945 LOG_ERROR("No image in memory");
5949 int64_t ms = timeval_ms();
5951 int retval = ERROR_OK;
5952 for (i = 0; i < fastload_num; i++) {
5953 struct target *target = get_current_target(CMD_CTX);
5954 command_print(CMD_CTX, "Write to 0x%08x, length 0x%08x",
5955 (unsigned int)(fastload[i].address),
5956 (unsigned int)(fastload[i].length));
5957 retval = target_write_buffer(target, fastload[i].address, fastload[i].length, fastload[i].data);
5958 if (retval != ERROR_OK)
5960 size += fastload[i].length;
5962 if (retval == ERROR_OK) {
5963 int64_t after = timeval_ms();
5964 command_print(CMD_CTX, "Loaded image %f kBytes/s", (float)(size/1024.0)/((float)(after-ms)/1000.0));
5969 static const struct command_registration target_command_handlers[] = {
5972 .handler = handle_targets_command,
5973 .mode = COMMAND_ANY,
5974 .help = "change current default target (one parameter) "
5975 "or prints table of all targets (no parameters)",
5976 .usage = "[target]",
5980 .mode = COMMAND_CONFIG,
5981 .help = "configure target",
5983 .chain = target_subcommand_handlers,
5985 COMMAND_REGISTRATION_DONE
5988 int target_register_commands(struct command_context *cmd_ctx)
5990 return register_commands(cmd_ctx, NULL, target_command_handlers);
5993 static bool target_reset_nag = true;
5995 bool get_target_reset_nag(void)
5997 return target_reset_nag;
6000 COMMAND_HANDLER(handle_target_reset_nag)
6002 return CALL_COMMAND_HANDLER(handle_command_parse_bool,
6003 &target_reset_nag, "Nag after each reset about options to improve "
6007 COMMAND_HANDLER(handle_ps_command)
6009 struct target *target = get_current_target(CMD_CTX);
6011 if (target->state != TARGET_HALTED) {
6012 LOG_INFO("target not halted !!");
6016 if ((target->rtos) && (target->rtos->type)
6017 && (target->rtos->type->ps_command)) {
6018 display = target->rtos->type->ps_command(target);
6019 command_print(CMD_CTX, "%s", display);
6024 return ERROR_TARGET_FAILURE;
6028 static void binprint(struct command_context *cmd_ctx, const char *text, const uint8_t *buf, int size)
6031 command_print_sameline(cmd_ctx, "%s", text);
6032 for (int i = 0; i < size; i++)
6033 command_print_sameline(cmd_ctx, " %02x", buf[i]);
6034 command_print(cmd_ctx, " ");
6037 COMMAND_HANDLER(handle_test_mem_access_command)
6039 struct target *target = get_current_target(CMD_CTX);
6041 int retval = ERROR_OK;
6043 if (target->state != TARGET_HALTED) {
6044 LOG_INFO("target not halted !!");
6049 return ERROR_COMMAND_SYNTAX_ERROR;
6051 COMMAND_PARSE_NUMBER(u32, CMD_ARGV[0], test_size);
6054 size_t num_bytes = test_size + 4;
6056 struct working_area *wa = NULL;
6057 retval = target_alloc_working_area(target, num_bytes, &wa);
6058 if (retval != ERROR_OK) {
6059 LOG_ERROR("Not enough working area");
6063 uint8_t *test_pattern = malloc(num_bytes);
6065 for (size_t i = 0; i < num_bytes; i++)
6066 test_pattern[i] = rand();
6068 retval = target_write_memory(target, wa->address, 1, num_bytes, test_pattern);
6069 if (retval != ERROR_OK) {
6070 LOG_ERROR("Test pattern write failed");
6074 for (int host_offset = 0; host_offset <= 1; host_offset++) {
6075 for (int size = 1; size <= 4; size *= 2) {
6076 for (int offset = 0; offset < 4; offset++) {
6077 uint32_t count = test_size / size;
6078 size_t host_bufsiz = (count + 2) * size + host_offset;
6079 uint8_t *read_ref = malloc(host_bufsiz);
6080 uint8_t *read_buf = malloc(host_bufsiz);
6082 for (size_t i = 0; i < host_bufsiz; i++) {
6083 read_ref[i] = rand();
6084 read_buf[i] = read_ref[i];
6086 command_print_sameline(CMD_CTX,
6087 "Test read %" PRIu32 " x %d @ %d to %saligned buffer: ", count,
6088 size, offset, host_offset ? "un" : "");
6090 struct duration bench;
6091 duration_start(&bench);
6093 retval = target_read_memory(target, wa->address + offset, size, count,
6094 read_buf + size + host_offset);
6096 duration_measure(&bench);
6098 if (retval == ERROR_TARGET_UNALIGNED_ACCESS) {
6099 command_print(CMD_CTX, "Unsupported alignment");
6101 } else if (retval != ERROR_OK) {
6102 command_print(CMD_CTX, "Memory read failed");
6106 /* replay on host */
6107 memcpy(read_ref + size + host_offset, test_pattern + offset, count * size);
6110 int result = memcmp(read_ref, read_buf, host_bufsiz);
6112 command_print(CMD_CTX, "Pass in %fs (%0.3f KiB/s)",
6113 duration_elapsed(&bench),
6114 duration_kbps(&bench, count * size));
6116 command_print(CMD_CTX, "Compare failed");
6117 binprint(CMD_CTX, "ref:", read_ref, host_bufsiz);
6118 binprint(CMD_CTX, "buf:", read_buf, host_bufsiz);
6131 target_free_working_area(target, wa);
6134 num_bytes = test_size + 4 + 4 + 4;
6136 retval = target_alloc_working_area(target, num_bytes, &wa);
6137 if (retval != ERROR_OK) {
6138 LOG_ERROR("Not enough working area");
6142 test_pattern = malloc(num_bytes);
6144 for (size_t i = 0; i < num_bytes; i++)
6145 test_pattern[i] = rand();
6147 for (int host_offset = 0; host_offset <= 1; host_offset++) {
6148 for (int size = 1; size <= 4; size *= 2) {
6149 for (int offset = 0; offset < 4; offset++) {
6150 uint32_t count = test_size / size;
6151 size_t host_bufsiz = count * size + host_offset;
6152 uint8_t *read_ref = malloc(num_bytes);
6153 uint8_t *read_buf = malloc(num_bytes);
6154 uint8_t *write_buf = malloc(host_bufsiz);
6156 for (size_t i = 0; i < host_bufsiz; i++)
6157 write_buf[i] = rand();
6158 command_print_sameline(CMD_CTX,
6159 "Test write %" PRIu32 " x %d @ %d from %saligned buffer: ", count,
6160 size, offset, host_offset ? "un" : "");
6162 retval = target_write_memory(target, wa->address, 1, num_bytes, test_pattern);
6163 if (retval != ERROR_OK) {
6164 command_print(CMD_CTX, "Test pattern write failed");
6168 /* replay on host */
6169 memcpy(read_ref, test_pattern, num_bytes);
6170 memcpy(read_ref + size + offset, write_buf + host_offset, count * size);
6172 struct duration bench;
6173 duration_start(&bench);
6175 retval = target_write_memory(target, wa->address + size + offset, size, count,
6176 write_buf + host_offset);
6178 duration_measure(&bench);
6180 if (retval == ERROR_TARGET_UNALIGNED_ACCESS) {
6181 command_print(CMD_CTX, "Unsupported alignment");
6183 } else if (retval != ERROR_OK) {
6184 command_print(CMD_CTX, "Memory write failed");
6189 retval = target_read_memory(target, wa->address, 1, num_bytes, read_buf);
6190 if (retval != ERROR_OK) {
6191 command_print(CMD_CTX, "Test pattern write failed");
6196 int result = memcmp(read_ref, read_buf, num_bytes);
6198 command_print(CMD_CTX, "Pass in %fs (%0.3f KiB/s)",
6199 duration_elapsed(&bench),
6200 duration_kbps(&bench, count * size));
6202 command_print(CMD_CTX, "Compare failed");
6203 binprint(CMD_CTX, "ref:", read_ref, num_bytes);
6204 binprint(CMD_CTX, "buf:", read_buf, num_bytes);
6216 target_free_working_area(target, wa);
6220 static const struct command_registration target_exec_command_handlers[] = {
6222 .name = "fast_load_image",
6223 .handler = handle_fast_load_image_command,
6224 .mode = COMMAND_ANY,
6225 .help = "Load image into server memory for later use by "
6226 "fast_load; primarily for profiling",
6227 .usage = "filename address ['bin'|'ihex'|'elf'|'s19'] "
6228 "[min_address [max_length]]",
6231 .name = "fast_load",
6232 .handler = handle_fast_load_command,
6233 .mode = COMMAND_EXEC,
6234 .help = "loads active fast load image to current target "
6235 "- mainly for profiling purposes",
6240 .handler = handle_profile_command,
6241 .mode = COMMAND_EXEC,
6242 .usage = "seconds filename [start end]",
6243 .help = "profiling samples the CPU PC",
6245 /** @todo don't register virt2phys() unless target supports it */
6247 .name = "virt2phys",
6248 .handler = handle_virt2phys_command,
6249 .mode = COMMAND_ANY,
6250 .help = "translate a virtual address into a physical address",
6251 .usage = "virtual_address",
6255 .handler = handle_reg_command,
6256 .mode = COMMAND_EXEC,
6257 .help = "display (reread from target with \"force\") or set a register; "
6258 "with no arguments, displays all registers and their values",
6259 .usage = "[(register_number|register_name) [(value|'force')]]",
6263 .handler = handle_poll_command,
6264 .mode = COMMAND_EXEC,
6265 .help = "poll target state; or reconfigure background polling",
6266 .usage = "['on'|'off']",
6269 .name = "wait_halt",
6270 .handler = handle_wait_halt_command,
6271 .mode = COMMAND_EXEC,
6272 .help = "wait up to the specified number of milliseconds "
6273 "(default 5000) for a previously requested halt",
6274 .usage = "[milliseconds]",
6278 .handler = handle_halt_command,
6279 .mode = COMMAND_EXEC,
6280 .help = "request target to halt, then wait up to the specified"
6281 "number of milliseconds (default 5000) for it to complete",
6282 .usage = "[milliseconds]",
6286 .handler = handle_resume_command,
6287 .mode = COMMAND_EXEC,
6288 .help = "resume target execution from current PC or address",
6289 .usage = "[address]",
6293 .handler = handle_reset_command,
6294 .mode = COMMAND_EXEC,
6295 .usage = "[run|halt|init]",
6296 .help = "Reset all targets into the specified mode."
6297 "Default reset mode is run, if not given.",
6300 .name = "soft_reset_halt",
6301 .handler = handle_soft_reset_halt_command,
6302 .mode = COMMAND_EXEC,
6304 .help = "halt the target and do a soft reset",
6308 .handler = handle_step_command,
6309 .mode = COMMAND_EXEC,
6310 .help = "step one instruction from current PC or address",
6311 .usage = "[address]",
6315 .handler = handle_md_command,
6316 .mode = COMMAND_EXEC,
6317 .help = "display memory words",
6318 .usage = "['phys'] address [count]",
6322 .handler = handle_md_command,
6323 .mode = COMMAND_EXEC,
6324 .help = "display memory words",
6325 .usage = "['phys'] address [count]",
6329 .handler = handle_md_command,
6330 .mode = COMMAND_EXEC,
6331 .help = "display memory half-words",
6332 .usage = "['phys'] address [count]",
6336 .handler = handle_md_command,
6337 .mode = COMMAND_EXEC,
6338 .help = "display memory bytes",
6339 .usage = "['phys'] address [count]",
6343 .handler = handle_mw_command,
6344 .mode = COMMAND_EXEC,
6345 .help = "write memory word",
6346 .usage = "['phys'] address value [count]",
6350 .handler = handle_mw_command,
6351 .mode = COMMAND_EXEC,
6352 .help = "write memory word",
6353 .usage = "['phys'] address value [count]",
6357 .handler = handle_mw_command,
6358 .mode = COMMAND_EXEC,
6359 .help = "write memory half-word",
6360 .usage = "['phys'] address value [count]",
6364 .handler = handle_mw_command,
6365 .mode = COMMAND_EXEC,
6366 .help = "write memory byte",
6367 .usage = "['phys'] address value [count]",
6371 .handler = handle_bp_command,
6372 .mode = COMMAND_EXEC,
6373 .help = "list or set hardware or software breakpoint",
6374 .usage = "<address> [<asid>]<length> ['hw'|'hw_ctx']",
6378 .handler = handle_rbp_command,
6379 .mode = COMMAND_EXEC,
6380 .help = "remove breakpoint",
6385 .handler = handle_wp_command,
6386 .mode = COMMAND_EXEC,
6387 .help = "list (no params) or create watchpoints",
6388 .usage = "[address length [('r'|'w'|'a') value [mask]]]",
6392 .handler = handle_rwp_command,
6393 .mode = COMMAND_EXEC,
6394 .help = "remove watchpoint",
6398 .name = "load_image",
6399 .handler = handle_load_image_command,
6400 .mode = COMMAND_EXEC,
6401 .usage = "filename address ['bin'|'ihex'|'elf'|'s19'] "
6402 "[min_address] [max_length]",
6405 .name = "dump_image",
6406 .handler = handle_dump_image_command,
6407 .mode = COMMAND_EXEC,
6408 .usage = "filename address size",
6411 .name = "verify_image_checksum",
6412 .handler = handle_verify_image_checksum_command,
6413 .mode = COMMAND_EXEC,
6414 .usage = "filename [offset [type]]",
6417 .name = "verify_image",
6418 .handler = handle_verify_image_command,
6419 .mode = COMMAND_EXEC,
6420 .usage = "filename [offset [type]]",
6423 .name = "test_image",
6424 .handler = handle_test_image_command,
6425 .mode = COMMAND_EXEC,
6426 .usage = "filename [offset [type]]",
6429 .name = "mem2array",
6430 .mode = COMMAND_EXEC,
6431 .jim_handler = jim_mem2array,
6432 .help = "read 8/16/32 bit memory and return as a TCL array "
6433 "for script processing",
6434 .usage = "arrayname bitwidth address count",
6437 .name = "array2mem",
6438 .mode = COMMAND_EXEC,
6439 .jim_handler = jim_array2mem,
6440 .help = "convert a TCL array to memory locations "
6441 "and write the 8/16/32 bit values",
6442 .usage = "arrayname bitwidth address count",
6445 .name = "reset_nag",
6446 .handler = handle_target_reset_nag,
6447 .mode = COMMAND_ANY,
6448 .help = "Nag after each reset about options that could have been "
6449 "enabled to improve performance. ",
6450 .usage = "['enable'|'disable']",
6454 .handler = handle_ps_command,
6455 .mode = COMMAND_EXEC,
6456 .help = "list all tasks ",
6460 .name = "test_mem_access",
6461 .handler = handle_test_mem_access_command,
6462 .mode = COMMAND_EXEC,
6463 .help = "Test the target's memory access functions",
6467 COMMAND_REGISTRATION_DONE
6469 static int target_register_user_commands(struct command_context *cmd_ctx)
6471 int retval = ERROR_OK;
6472 retval = target_request_register_commands(cmd_ctx);
6473 if (retval != ERROR_OK)
6476 retval = trace_register_commands(cmd_ctx);
6477 if (retval != ERROR_OK)
6481 return register_commands(cmd_ctx, NULL, target_exec_command_handlers);