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"
58 /* default halt wait timeout (ms) */
59 #define DEFAULT_HALT_TIMEOUT 5000
61 static int target_read_buffer_default(struct target *target, target_addr_t address,
62 uint32_t count, uint8_t *buffer);
63 static int target_write_buffer_default(struct target *target, target_addr_t address,
64 uint32_t count, const uint8_t *buffer);
65 static int target_array2mem(Jim_Interp *interp, struct target *target,
66 int argc, Jim_Obj * const *argv);
67 static int target_mem2array(Jim_Interp *interp, struct target *target,
68 int argc, Jim_Obj * const *argv);
69 static int target_register_user_commands(struct command_context *cmd_ctx);
70 static int target_get_gdb_fileio_info_default(struct target *target,
71 struct gdb_fileio_info *fileio_info);
72 static int target_gdb_fileio_end_default(struct target *target, int retcode,
73 int fileio_errno, bool ctrl_c);
74 static int target_profiling_default(struct target *target, uint32_t *samples,
75 uint32_t max_num_samples, uint32_t *num_samples, uint32_t seconds);
78 extern struct target_type arm7tdmi_target;
79 extern struct target_type arm720t_target;
80 extern struct target_type arm9tdmi_target;
81 extern struct target_type arm920t_target;
82 extern struct target_type arm966e_target;
83 extern struct target_type arm946e_target;
84 extern struct target_type arm926ejs_target;
85 extern struct target_type fa526_target;
86 extern struct target_type feroceon_target;
87 extern struct target_type dragonite_target;
88 extern struct target_type xscale_target;
89 extern struct target_type cortexm_target;
90 extern struct target_type cortexa_target;
91 extern struct target_type aarch64_target;
92 extern struct target_type cortexr4_target;
93 extern struct target_type arm11_target;
94 extern struct target_type ls1_sap_target;
95 extern struct target_type mips_m4k_target;
96 extern struct target_type avr_target;
97 extern struct target_type dsp563xx_target;
98 extern struct target_type dsp5680xx_target;
99 extern struct target_type testee_target;
100 extern struct target_type avr32_ap7k_target;
101 extern struct target_type hla_target;
102 extern struct target_type nds32_v2_target;
103 extern struct target_type nds32_v3_target;
104 extern struct target_type nds32_v3m_target;
105 extern struct target_type or1k_target;
106 extern struct target_type quark_x10xx_target;
107 extern struct target_type quark_d20xx_target;
108 extern struct target_type stm8_target;
110 static struct target_type *target_types[] = {
147 struct target *all_targets;
148 static struct target_event_callback *target_event_callbacks;
149 static struct target_timer_callback *target_timer_callbacks;
150 LIST_HEAD(target_reset_callback_list);
151 LIST_HEAD(target_trace_callback_list);
152 static const int polling_interval = 100;
154 static const Jim_Nvp nvp_assert[] = {
155 { .name = "assert", NVP_ASSERT },
156 { .name = "deassert", NVP_DEASSERT },
157 { .name = "T", NVP_ASSERT },
158 { .name = "F", NVP_DEASSERT },
159 { .name = "t", NVP_ASSERT },
160 { .name = "f", NVP_DEASSERT },
161 { .name = NULL, .value = -1 }
164 static const Jim_Nvp nvp_error_target[] = {
165 { .value = ERROR_TARGET_INVALID, .name = "err-invalid" },
166 { .value = ERROR_TARGET_INIT_FAILED, .name = "err-init-failed" },
167 { .value = ERROR_TARGET_TIMEOUT, .name = "err-timeout" },
168 { .value = ERROR_TARGET_NOT_HALTED, .name = "err-not-halted" },
169 { .value = ERROR_TARGET_FAILURE, .name = "err-failure" },
170 { .value = ERROR_TARGET_UNALIGNED_ACCESS , .name = "err-unaligned-access" },
171 { .value = ERROR_TARGET_DATA_ABORT , .name = "err-data-abort" },
172 { .value = ERROR_TARGET_RESOURCE_NOT_AVAILABLE , .name = "err-resource-not-available" },
173 { .value = ERROR_TARGET_TRANSLATION_FAULT , .name = "err-translation-fault" },
174 { .value = ERROR_TARGET_NOT_RUNNING, .name = "err-not-running" },
175 { .value = ERROR_TARGET_NOT_EXAMINED, .name = "err-not-examined" },
176 { .value = -1, .name = NULL }
179 static const char *target_strerror_safe(int err)
183 n = Jim_Nvp_value2name_simple(nvp_error_target, err);
190 static const Jim_Nvp nvp_target_event[] = {
192 { .value = TARGET_EVENT_GDB_HALT, .name = "gdb-halt" },
193 { .value = TARGET_EVENT_HALTED, .name = "halted" },
194 { .value = TARGET_EVENT_RESUMED, .name = "resumed" },
195 { .value = TARGET_EVENT_RESUME_START, .name = "resume-start" },
196 { .value = TARGET_EVENT_RESUME_END, .name = "resume-end" },
198 { .name = "gdb-start", .value = TARGET_EVENT_GDB_START },
199 { .name = "gdb-end", .value = TARGET_EVENT_GDB_END },
201 { .value = TARGET_EVENT_RESET_START, .name = "reset-start" },
202 { .value = TARGET_EVENT_RESET_ASSERT_PRE, .name = "reset-assert-pre" },
203 { .value = TARGET_EVENT_RESET_ASSERT, .name = "reset-assert" },
204 { .value = TARGET_EVENT_RESET_ASSERT_POST, .name = "reset-assert-post" },
205 { .value = TARGET_EVENT_RESET_DEASSERT_PRE, .name = "reset-deassert-pre" },
206 { .value = TARGET_EVENT_RESET_DEASSERT_POST, .name = "reset-deassert-post" },
207 { .value = TARGET_EVENT_RESET_INIT, .name = "reset-init" },
208 { .value = TARGET_EVENT_RESET_END, .name = "reset-end" },
210 { .value = TARGET_EVENT_EXAMINE_START, .name = "examine-start" },
211 { .value = TARGET_EVENT_EXAMINE_END, .name = "examine-end" },
213 { .value = TARGET_EVENT_DEBUG_HALTED, .name = "debug-halted" },
214 { .value = TARGET_EVENT_DEBUG_RESUMED, .name = "debug-resumed" },
216 { .value = TARGET_EVENT_GDB_ATTACH, .name = "gdb-attach" },
217 { .value = TARGET_EVENT_GDB_DETACH, .name = "gdb-detach" },
219 { .value = TARGET_EVENT_GDB_FLASH_WRITE_START, .name = "gdb-flash-write-start" },
220 { .value = TARGET_EVENT_GDB_FLASH_WRITE_END , .name = "gdb-flash-write-end" },
222 { .value = TARGET_EVENT_GDB_FLASH_ERASE_START, .name = "gdb-flash-erase-start" },
223 { .value = TARGET_EVENT_GDB_FLASH_ERASE_END , .name = "gdb-flash-erase-end" },
225 { .value = TARGET_EVENT_TRACE_CONFIG, .name = "trace-config" },
227 { .name = NULL, .value = -1 }
230 static const Jim_Nvp nvp_target_state[] = {
231 { .name = "unknown", .value = TARGET_UNKNOWN },
232 { .name = "running", .value = TARGET_RUNNING },
233 { .name = "halted", .value = TARGET_HALTED },
234 { .name = "reset", .value = TARGET_RESET },
235 { .name = "debug-running", .value = TARGET_DEBUG_RUNNING },
236 { .name = NULL, .value = -1 },
239 static const Jim_Nvp nvp_target_debug_reason[] = {
240 { .name = "debug-request" , .value = DBG_REASON_DBGRQ },
241 { .name = "breakpoint" , .value = DBG_REASON_BREAKPOINT },
242 { .name = "watchpoint" , .value = DBG_REASON_WATCHPOINT },
243 { .name = "watchpoint-and-breakpoint", .value = DBG_REASON_WPTANDBKPT },
244 { .name = "single-step" , .value = DBG_REASON_SINGLESTEP },
245 { .name = "target-not-halted" , .value = DBG_REASON_NOTHALTED },
246 { .name = "program-exit" , .value = DBG_REASON_EXIT },
247 { .name = "undefined" , .value = DBG_REASON_UNDEFINED },
248 { .name = NULL, .value = -1 },
251 static const Jim_Nvp nvp_target_endian[] = {
252 { .name = "big", .value = TARGET_BIG_ENDIAN },
253 { .name = "little", .value = TARGET_LITTLE_ENDIAN },
254 { .name = "be", .value = TARGET_BIG_ENDIAN },
255 { .name = "le", .value = TARGET_LITTLE_ENDIAN },
256 { .name = NULL, .value = -1 },
259 static const Jim_Nvp nvp_reset_modes[] = {
260 { .name = "unknown", .value = RESET_UNKNOWN },
261 { .name = "run" , .value = RESET_RUN },
262 { .name = "halt" , .value = RESET_HALT },
263 { .name = "init" , .value = RESET_INIT },
264 { .name = NULL , .value = -1 },
267 const char *debug_reason_name(struct target *t)
271 cp = Jim_Nvp_value2name_simple(nvp_target_debug_reason,
272 t->debug_reason)->name;
274 LOG_ERROR("Invalid debug reason: %d", (int)(t->debug_reason));
275 cp = "(*BUG*unknown*BUG*)";
280 const char *target_state_name(struct target *t)
283 cp = Jim_Nvp_value2name_simple(nvp_target_state, t->state)->name;
285 LOG_ERROR("Invalid target state: %d", (int)(t->state));
286 cp = "(*BUG*unknown*BUG*)";
289 if (!target_was_examined(t) && t->defer_examine)
290 cp = "examine deferred";
295 const char *target_event_name(enum target_event event)
298 cp = Jim_Nvp_value2name_simple(nvp_target_event, event)->name;
300 LOG_ERROR("Invalid target event: %d", (int)(event));
301 cp = "(*BUG*unknown*BUG*)";
306 const char *target_reset_mode_name(enum target_reset_mode reset_mode)
309 cp = Jim_Nvp_value2name_simple(nvp_reset_modes, reset_mode)->name;
311 LOG_ERROR("Invalid target reset mode: %d", (int)(reset_mode));
312 cp = "(*BUG*unknown*BUG*)";
317 /* determine the number of the new target */
318 static int new_target_number(void)
323 /* number is 0 based */
327 if (x < t->target_number)
328 x = t->target_number;
334 /* read a uint64_t from a buffer in target memory endianness */
335 uint64_t target_buffer_get_u64(struct target *target, const uint8_t *buffer)
337 if (target->endianness == TARGET_LITTLE_ENDIAN)
338 return le_to_h_u64(buffer);
340 return be_to_h_u64(buffer);
343 /* read a uint32_t from a buffer in target memory endianness */
344 uint32_t target_buffer_get_u32(struct target *target, const uint8_t *buffer)
346 if (target->endianness == TARGET_LITTLE_ENDIAN)
347 return le_to_h_u32(buffer);
349 return be_to_h_u32(buffer);
352 /* read a uint24_t from a buffer in target memory endianness */
353 uint32_t target_buffer_get_u24(struct target *target, const uint8_t *buffer)
355 if (target->endianness == TARGET_LITTLE_ENDIAN)
356 return le_to_h_u24(buffer);
358 return be_to_h_u24(buffer);
361 /* read a uint16_t from a buffer in target memory endianness */
362 uint16_t target_buffer_get_u16(struct target *target, const uint8_t *buffer)
364 if (target->endianness == TARGET_LITTLE_ENDIAN)
365 return le_to_h_u16(buffer);
367 return be_to_h_u16(buffer);
370 /* read a uint8_t from a buffer in target memory endianness */
371 static uint8_t target_buffer_get_u8(struct target *target, const uint8_t *buffer)
373 return *buffer & 0x0ff;
376 /* write a uint64_t to a buffer in target memory endianness */
377 void target_buffer_set_u64(struct target *target, uint8_t *buffer, uint64_t value)
379 if (target->endianness == TARGET_LITTLE_ENDIAN)
380 h_u64_to_le(buffer, value);
382 h_u64_to_be(buffer, value);
385 /* write a uint32_t to a buffer in target memory endianness */
386 void target_buffer_set_u32(struct target *target, uint8_t *buffer, uint32_t value)
388 if (target->endianness == TARGET_LITTLE_ENDIAN)
389 h_u32_to_le(buffer, value);
391 h_u32_to_be(buffer, value);
394 /* write a uint24_t to a buffer in target memory endianness */
395 void target_buffer_set_u24(struct target *target, uint8_t *buffer, uint32_t value)
397 if (target->endianness == TARGET_LITTLE_ENDIAN)
398 h_u24_to_le(buffer, value);
400 h_u24_to_be(buffer, value);
403 /* write a uint16_t to a buffer in target memory endianness */
404 void target_buffer_set_u16(struct target *target, uint8_t *buffer, uint16_t value)
406 if (target->endianness == TARGET_LITTLE_ENDIAN)
407 h_u16_to_le(buffer, value);
409 h_u16_to_be(buffer, value);
412 /* write a uint8_t to a buffer in target memory endianness */
413 static void target_buffer_set_u8(struct target *target, uint8_t *buffer, uint8_t value)
418 /* write a uint64_t array to a buffer in target memory endianness */
419 void target_buffer_get_u64_array(struct target *target, const uint8_t *buffer, uint32_t count, uint64_t *dstbuf)
422 for (i = 0; i < count; i++)
423 dstbuf[i] = target_buffer_get_u64(target, &buffer[i * 8]);
426 /* write a uint32_t array to a buffer in target memory endianness */
427 void target_buffer_get_u32_array(struct target *target, const uint8_t *buffer, uint32_t count, uint32_t *dstbuf)
430 for (i = 0; i < count; i++)
431 dstbuf[i] = target_buffer_get_u32(target, &buffer[i * 4]);
434 /* write a uint16_t array to a buffer in target memory endianness */
435 void target_buffer_get_u16_array(struct target *target, const uint8_t *buffer, uint32_t count, uint16_t *dstbuf)
438 for (i = 0; i < count; i++)
439 dstbuf[i] = target_buffer_get_u16(target, &buffer[i * 2]);
442 /* write a uint64_t array to a buffer in target memory endianness */
443 void target_buffer_set_u64_array(struct target *target, uint8_t *buffer, uint32_t count, const uint64_t *srcbuf)
446 for (i = 0; i < count; i++)
447 target_buffer_set_u64(target, &buffer[i * 8], srcbuf[i]);
450 /* write a uint32_t array to a buffer in target memory endianness */
451 void target_buffer_set_u32_array(struct target *target, uint8_t *buffer, uint32_t count, const uint32_t *srcbuf)
454 for (i = 0; i < count; i++)
455 target_buffer_set_u32(target, &buffer[i * 4], srcbuf[i]);
458 /* write a uint16_t array to a buffer in target memory endianness */
459 void target_buffer_set_u16_array(struct target *target, uint8_t *buffer, uint32_t count, const uint16_t *srcbuf)
462 for (i = 0; i < count; i++)
463 target_buffer_set_u16(target, &buffer[i * 2], srcbuf[i]);
466 /* return a pointer to a configured target; id is name or number */
467 struct target *get_target(const char *id)
469 struct target *target;
471 /* try as tcltarget name */
472 for (target = all_targets; target; target = target->next) {
473 if (target_name(target) == NULL)
475 if (strcmp(id, target_name(target)) == 0)
479 /* It's OK to remove this fallback sometime after August 2010 or so */
481 /* no match, try as number */
483 if (parse_uint(id, &num) != ERROR_OK)
486 for (target = all_targets; target; target = target->next) {
487 if (target->target_number == (int)num) {
488 LOG_WARNING("use '%s' as target identifier, not '%u'",
489 target_name(target), num);
497 /* returns a pointer to the n-th configured target */
498 struct target *get_target_by_num(int num)
500 struct target *target = all_targets;
503 if (target->target_number == num)
505 target = target->next;
511 struct target *get_current_target(struct command_context *cmd_ctx)
513 struct target *target = cmd_ctx->current_target_override
514 ? cmd_ctx->current_target_override
515 : cmd_ctx->current_target;
517 if (target == NULL) {
518 LOG_ERROR("BUG: current_target out of bounds");
525 int target_poll(struct target *target)
529 /* We can't poll until after examine */
530 if (!target_was_examined(target)) {
531 /* Fail silently lest we pollute the log */
535 retval = target->type->poll(target);
536 if (retval != ERROR_OK)
539 if (target->halt_issued) {
540 if (target->state == TARGET_HALTED)
541 target->halt_issued = false;
543 int64_t t = timeval_ms() - target->halt_issued_time;
544 if (t > DEFAULT_HALT_TIMEOUT) {
545 target->halt_issued = false;
546 LOG_INFO("Halt timed out, wake up GDB.");
547 target_call_event_callbacks(target, TARGET_EVENT_GDB_HALT);
555 int target_halt(struct target *target)
558 /* We can't poll until after examine */
559 if (!target_was_examined(target)) {
560 LOG_ERROR("Target not examined yet");
564 retval = target->type->halt(target);
565 if (retval != ERROR_OK)
568 target->halt_issued = true;
569 target->halt_issued_time = timeval_ms();
575 * Make the target (re)start executing using its saved execution
576 * context (possibly with some modifications).
578 * @param target Which target should start executing.
579 * @param current True to use the target's saved program counter instead
580 * of the address parameter
581 * @param address Optionally used as the program counter.
582 * @param handle_breakpoints True iff breakpoints at the resumption PC
583 * should be skipped. (For example, maybe execution was stopped by
584 * such a breakpoint, in which case it would be counterprodutive to
586 * @param debug_execution False if all working areas allocated by OpenOCD
587 * should be released and/or restored to their original contents.
588 * (This would for example be true to run some downloaded "helper"
589 * algorithm code, which resides in one such working buffer and uses
590 * another for data storage.)
592 * @todo Resolve the ambiguity about what the "debug_execution" flag
593 * signifies. For example, Target implementations don't agree on how
594 * it relates to invalidation of the register cache, or to whether
595 * breakpoints and watchpoints should be enabled. (It would seem wrong
596 * to enable breakpoints when running downloaded "helper" algorithms
597 * (debug_execution true), since the breakpoints would be set to match
598 * target firmware being debugged, not the helper algorithm.... and
599 * enabling them could cause such helpers to malfunction (for example,
600 * by overwriting data with a breakpoint instruction. On the other
601 * hand the infrastructure for running such helpers might use this
602 * procedure but rely on hardware breakpoint to detect termination.)
604 int target_resume(struct target *target, int current, target_addr_t address,
605 int handle_breakpoints, int debug_execution)
609 /* We can't poll until after examine */
610 if (!target_was_examined(target)) {
611 LOG_ERROR("Target not examined yet");
615 target_call_event_callbacks(target, TARGET_EVENT_RESUME_START);
617 /* note that resume *must* be asynchronous. The CPU can halt before
618 * we poll. The CPU can even halt at the current PC as a result of
619 * a software breakpoint being inserted by (a bug?) the application.
621 retval = target->type->resume(target, current, address, handle_breakpoints, debug_execution);
622 if (retval != ERROR_OK)
625 target_call_event_callbacks(target, TARGET_EVENT_RESUME_END);
630 static int target_process_reset(struct command_context *cmd_ctx, enum target_reset_mode reset_mode)
635 n = Jim_Nvp_value2name_simple(nvp_reset_modes, reset_mode);
636 if (n->name == NULL) {
637 LOG_ERROR("invalid reset mode");
641 struct target *target;
642 for (target = all_targets; target; target = target->next)
643 target_call_reset_callbacks(target, reset_mode);
645 /* disable polling during reset to make reset event scripts
646 * more predictable, i.e. dr/irscan & pathmove in events will
647 * not have JTAG operations injected into the middle of a sequence.
649 bool save_poll = jtag_poll_get_enabled();
651 jtag_poll_set_enabled(false);
653 sprintf(buf, "ocd_process_reset %s", n->name);
654 retval = Jim_Eval(cmd_ctx->interp, buf);
656 jtag_poll_set_enabled(save_poll);
658 if (retval != JIM_OK) {
659 Jim_MakeErrorMessage(cmd_ctx->interp);
660 command_print(NULL, "%s\n", Jim_GetString(Jim_GetResult(cmd_ctx->interp), NULL));
664 /* We want any events to be processed before the prompt */
665 retval = target_call_timer_callbacks_now();
667 for (target = all_targets; target; target = target->next) {
668 target->type->check_reset(target);
669 target->running_alg = false;
675 static int identity_virt2phys(struct target *target,
676 target_addr_t virtual, target_addr_t *physical)
682 static int no_mmu(struct target *target, int *enabled)
688 static int default_examine(struct target *target)
690 target_set_examined(target);
694 /* no check by default */
695 static int default_check_reset(struct target *target)
700 int target_examine_one(struct target *target)
702 target_call_event_callbacks(target, TARGET_EVENT_EXAMINE_START);
704 int retval = target->type->examine(target);
705 if (retval != ERROR_OK)
708 target_call_event_callbacks(target, TARGET_EVENT_EXAMINE_END);
713 static int jtag_enable_callback(enum jtag_event event, void *priv)
715 struct target *target = priv;
717 if (event != JTAG_TAP_EVENT_ENABLE || !target->tap->enabled)
720 jtag_unregister_event_callback(jtag_enable_callback, target);
722 return target_examine_one(target);
725 /* Targets that correctly implement init + examine, i.e.
726 * no communication with target during init:
730 int target_examine(void)
732 int retval = ERROR_OK;
733 struct target *target;
735 for (target = all_targets; target; target = target->next) {
736 /* defer examination, but don't skip it */
737 if (!target->tap->enabled) {
738 jtag_register_event_callback(jtag_enable_callback,
743 if (target->defer_examine)
746 retval = target_examine_one(target);
747 if (retval != ERROR_OK)
753 const char *target_type_name(struct target *target)
755 return target->type->name;
758 static int target_soft_reset_halt(struct target *target)
760 if (!target_was_examined(target)) {
761 LOG_ERROR("Target not examined yet");
764 if (!target->type->soft_reset_halt) {
765 LOG_ERROR("Target %s does not support soft_reset_halt",
766 target_name(target));
769 return target->type->soft_reset_halt(target);
773 * Downloads a target-specific native code algorithm to the target,
774 * and executes it. * Note that some targets may need to set up, enable,
775 * and tear down a breakpoint (hard or * soft) to detect algorithm
776 * termination, while others may support lower overhead schemes where
777 * soft breakpoints embedded in the algorithm automatically terminate the
780 * @param target used to run the algorithm
781 * @param arch_info target-specific description of the algorithm.
783 int target_run_algorithm(struct target *target,
784 int num_mem_params, struct mem_param *mem_params,
785 int num_reg_params, struct reg_param *reg_param,
786 uint32_t entry_point, uint32_t exit_point,
787 int timeout_ms, void *arch_info)
789 int retval = ERROR_FAIL;
791 if (!target_was_examined(target)) {
792 LOG_ERROR("Target not examined yet");
795 if (!target->type->run_algorithm) {
796 LOG_ERROR("Target type '%s' does not support %s",
797 target_type_name(target), __func__);
801 target->running_alg = true;
802 retval = target->type->run_algorithm(target,
803 num_mem_params, mem_params,
804 num_reg_params, reg_param,
805 entry_point, exit_point, timeout_ms, arch_info);
806 target->running_alg = false;
813 * Executes a target-specific native code algorithm and leaves it running.
815 * @param target used to run the algorithm
816 * @param arch_info target-specific description of the algorithm.
818 int target_start_algorithm(struct target *target,
819 int num_mem_params, struct mem_param *mem_params,
820 int num_reg_params, struct reg_param *reg_params,
821 uint32_t entry_point, uint32_t exit_point,
824 int retval = ERROR_FAIL;
826 if (!target_was_examined(target)) {
827 LOG_ERROR("Target not examined yet");
830 if (!target->type->start_algorithm) {
831 LOG_ERROR("Target type '%s' does not support %s",
832 target_type_name(target), __func__);
835 if (target->running_alg) {
836 LOG_ERROR("Target is already running an algorithm");
840 target->running_alg = true;
841 retval = target->type->start_algorithm(target,
842 num_mem_params, mem_params,
843 num_reg_params, reg_params,
844 entry_point, exit_point, arch_info);
851 * Waits for an algorithm started with target_start_algorithm() to complete.
853 * @param target used to run the algorithm
854 * @param arch_info target-specific description of the algorithm.
856 int target_wait_algorithm(struct target *target,
857 int num_mem_params, struct mem_param *mem_params,
858 int num_reg_params, struct reg_param *reg_params,
859 uint32_t exit_point, int timeout_ms,
862 int retval = ERROR_FAIL;
864 if (!target->type->wait_algorithm) {
865 LOG_ERROR("Target type '%s' does not support %s",
866 target_type_name(target), __func__);
869 if (!target->running_alg) {
870 LOG_ERROR("Target is not running an algorithm");
874 retval = target->type->wait_algorithm(target,
875 num_mem_params, mem_params,
876 num_reg_params, reg_params,
877 exit_point, timeout_ms, arch_info);
878 if (retval != ERROR_TARGET_TIMEOUT)
879 target->running_alg = false;
886 * Streams data to a circular buffer on target intended for consumption by code
887 * running asynchronously on target.
889 * This is intended for applications where target-specific native code runs
890 * on the target, receives data from the circular buffer, does something with
891 * it (most likely writing it to a flash memory), and advances the circular
894 * This assumes that the helper algorithm has already been loaded to the target,
895 * but has not been started yet. Given memory and register parameters are passed
898 * The buffer is defined by (buffer_start, buffer_size) arguments and has the
901 * [buffer_start + 0, buffer_start + 4):
902 * Write Pointer address (aka head). Written and updated by this
903 * routine when new data is written to the circular buffer.
904 * [buffer_start + 4, buffer_start + 8):
905 * Read Pointer address (aka tail). Updated by code running on the
906 * target after it consumes data.
907 * [buffer_start + 8, buffer_start + buffer_size):
908 * Circular buffer contents.
910 * See contrib/loaders/flash/stm32f1x.S for an example.
912 * @param target used to run the algorithm
913 * @param buffer address on the host where data to be sent is located
914 * @param count number of blocks to send
915 * @param block_size size in bytes of each block
916 * @param num_mem_params count of memory-based params to pass to algorithm
917 * @param mem_params memory-based params to pass to algorithm
918 * @param num_reg_params count of register-based params to pass to algorithm
919 * @param reg_params memory-based params to pass to algorithm
920 * @param buffer_start address on the target of the circular buffer structure
921 * @param buffer_size size of the circular buffer structure
922 * @param entry_point address on the target to execute to start the algorithm
923 * @param exit_point address at which to set a breakpoint to catch the
924 * end of the algorithm; can be 0 if target triggers a breakpoint itself
927 int target_run_flash_async_algorithm(struct target *target,
928 const uint8_t *buffer, uint32_t count, int block_size,
929 int num_mem_params, struct mem_param *mem_params,
930 int num_reg_params, struct reg_param *reg_params,
931 uint32_t buffer_start, uint32_t buffer_size,
932 uint32_t entry_point, uint32_t exit_point, void *arch_info)
937 const uint8_t *buffer_orig = buffer;
939 /* Set up working area. First word is write pointer, second word is read pointer,
940 * rest is fifo data area. */
941 uint32_t wp_addr = buffer_start;
942 uint32_t rp_addr = buffer_start + 4;
943 uint32_t fifo_start_addr = buffer_start + 8;
944 uint32_t fifo_end_addr = buffer_start + buffer_size;
946 uint32_t wp = fifo_start_addr;
947 uint32_t rp = fifo_start_addr;
949 /* validate block_size is 2^n */
950 assert(!block_size || !(block_size & (block_size - 1)));
952 retval = target_write_u32(target, wp_addr, wp);
953 if (retval != ERROR_OK)
955 retval = target_write_u32(target, rp_addr, rp);
956 if (retval != ERROR_OK)
959 /* Start up algorithm on target and let it idle while writing the first chunk */
960 retval = target_start_algorithm(target, num_mem_params, mem_params,
961 num_reg_params, reg_params,
966 if (retval != ERROR_OK) {
967 LOG_ERROR("error starting target flash write algorithm");
973 retval = target_read_u32(target, rp_addr, &rp);
974 if (retval != ERROR_OK) {
975 LOG_ERROR("failed to get read pointer");
979 LOG_DEBUG("offs 0x%zx count 0x%" PRIx32 " wp 0x%" PRIx32 " rp 0x%" PRIx32,
980 (size_t) (buffer - buffer_orig), count, wp, rp);
983 LOG_ERROR("flash write algorithm aborted by target");
984 retval = ERROR_FLASH_OPERATION_FAILED;
988 if (((rp - fifo_start_addr) & (block_size - 1)) || rp < fifo_start_addr || rp >= fifo_end_addr) {
989 LOG_ERROR("corrupted fifo read pointer 0x%" PRIx32, rp);
993 /* Count the number of bytes available in the fifo without
994 * crossing the wrap around. Make sure to not fill it completely,
995 * because that would make wp == rp and that's the empty condition. */
996 uint32_t thisrun_bytes;
998 thisrun_bytes = rp - wp - block_size;
999 else if (rp > fifo_start_addr)
1000 thisrun_bytes = fifo_end_addr - wp;
1002 thisrun_bytes = fifo_end_addr - wp - block_size;
1004 if (thisrun_bytes == 0) {
1005 /* Throttle polling a bit if transfer is (much) faster than flash
1006 * programming. The exact delay shouldn't matter as long as it's
1007 * less than buffer size / flash speed. This is very unlikely to
1008 * run when using high latency connections such as USB. */
1011 /* to stop an infinite loop on some targets check and increment a timeout
1012 * this issue was observed on a stellaris using the new ICDI interface */
1013 if (timeout++ >= 500) {
1014 LOG_ERROR("timeout waiting for algorithm, a target reset is recommended");
1015 return ERROR_FLASH_OPERATION_FAILED;
1020 /* reset our timeout */
1023 /* Limit to the amount of data we actually want to write */
1024 if (thisrun_bytes > count * block_size)
1025 thisrun_bytes = count * block_size;
1027 /* Write data to fifo */
1028 retval = target_write_buffer(target, wp, thisrun_bytes, buffer);
1029 if (retval != ERROR_OK)
1032 /* Update counters and wrap write pointer */
1033 buffer += thisrun_bytes;
1034 count -= thisrun_bytes / block_size;
1035 wp += thisrun_bytes;
1036 if (wp >= fifo_end_addr)
1037 wp = fifo_start_addr;
1039 /* Store updated write pointer to target */
1040 retval = target_write_u32(target, wp_addr, wp);
1041 if (retval != ERROR_OK)
1045 if (retval != ERROR_OK) {
1046 /* abort flash write algorithm on target */
1047 target_write_u32(target, wp_addr, 0);
1050 int retval2 = target_wait_algorithm(target, num_mem_params, mem_params,
1051 num_reg_params, reg_params,
1056 if (retval2 != ERROR_OK) {
1057 LOG_ERROR("error waiting for target flash write algorithm");
1061 if (retval == ERROR_OK) {
1062 /* check if algorithm set rp = 0 after fifo writer loop finished */
1063 retval = target_read_u32(target, rp_addr, &rp);
1064 if (retval == ERROR_OK && rp == 0) {
1065 LOG_ERROR("flash write algorithm aborted by target");
1066 retval = ERROR_FLASH_OPERATION_FAILED;
1073 int target_read_memory(struct target *target,
1074 target_addr_t address, uint32_t size, uint32_t count, uint8_t *buffer)
1076 if (!target_was_examined(target)) {
1077 LOG_ERROR("Target not examined yet");
1080 if (!target->type->read_memory) {
1081 LOG_ERROR("Target %s doesn't support read_memory", target_name(target));
1084 return target->type->read_memory(target, address, size, count, buffer);
1087 int target_read_phys_memory(struct target *target,
1088 target_addr_t address, uint32_t size, uint32_t count, uint8_t *buffer)
1090 if (!target_was_examined(target)) {
1091 LOG_ERROR("Target not examined yet");
1094 if (!target->type->read_phys_memory) {
1095 LOG_ERROR("Target %s doesn't support read_phys_memory", target_name(target));
1098 return target->type->read_phys_memory(target, address, size, count, buffer);
1101 int target_write_memory(struct target *target,
1102 target_addr_t address, uint32_t size, uint32_t count, const uint8_t *buffer)
1104 if (!target_was_examined(target)) {
1105 LOG_ERROR("Target not examined yet");
1108 if (!target->type->write_memory) {
1109 LOG_ERROR("Target %s doesn't support write_memory", target_name(target));
1112 return target->type->write_memory(target, address, size, count, buffer);
1115 int target_write_phys_memory(struct target *target,
1116 target_addr_t address, uint32_t size, uint32_t count, const uint8_t *buffer)
1118 if (!target_was_examined(target)) {
1119 LOG_ERROR("Target not examined yet");
1122 if (!target->type->write_phys_memory) {
1123 LOG_ERROR("Target %s doesn't support write_phys_memory", target_name(target));
1126 return target->type->write_phys_memory(target, address, size, count, buffer);
1129 int target_add_breakpoint(struct target *target,
1130 struct breakpoint *breakpoint)
1132 if ((target->state != TARGET_HALTED) && (breakpoint->type != BKPT_HARD)) {
1133 LOG_WARNING("target %s is not halted (add breakpoint)", target_name(target));
1134 return ERROR_TARGET_NOT_HALTED;
1136 return target->type->add_breakpoint(target, breakpoint);
1139 int target_add_context_breakpoint(struct target *target,
1140 struct breakpoint *breakpoint)
1142 if (target->state != TARGET_HALTED) {
1143 LOG_WARNING("target %s is not halted (add context breakpoint)", target_name(target));
1144 return ERROR_TARGET_NOT_HALTED;
1146 return target->type->add_context_breakpoint(target, breakpoint);
1149 int target_add_hybrid_breakpoint(struct target *target,
1150 struct breakpoint *breakpoint)
1152 if (target->state != TARGET_HALTED) {
1153 LOG_WARNING("target %s is not halted (add hybrid breakpoint)", target_name(target));
1154 return ERROR_TARGET_NOT_HALTED;
1156 return target->type->add_hybrid_breakpoint(target, breakpoint);
1159 int target_remove_breakpoint(struct target *target,
1160 struct breakpoint *breakpoint)
1162 return target->type->remove_breakpoint(target, breakpoint);
1165 int target_add_watchpoint(struct target *target,
1166 struct watchpoint *watchpoint)
1168 if (target->state != TARGET_HALTED) {
1169 LOG_WARNING("target %s is not halted (add watchpoint)", target_name(target));
1170 return ERROR_TARGET_NOT_HALTED;
1172 return target->type->add_watchpoint(target, watchpoint);
1174 int target_remove_watchpoint(struct target *target,
1175 struct watchpoint *watchpoint)
1177 return target->type->remove_watchpoint(target, watchpoint);
1179 int target_hit_watchpoint(struct target *target,
1180 struct watchpoint **hit_watchpoint)
1182 if (target->state != TARGET_HALTED) {
1183 LOG_WARNING("target %s is not halted (hit watchpoint)", target->cmd_name);
1184 return ERROR_TARGET_NOT_HALTED;
1187 if (target->type->hit_watchpoint == NULL) {
1188 /* For backward compatible, if hit_watchpoint is not implemented,
1189 * return ERROR_FAIL such that gdb_server will not take the nonsense
1194 return target->type->hit_watchpoint(target, hit_watchpoint);
1197 int target_get_gdb_reg_list(struct target *target,
1198 struct reg **reg_list[], int *reg_list_size,
1199 enum target_register_class reg_class)
1201 return target->type->get_gdb_reg_list(target, reg_list, reg_list_size, reg_class);
1203 int target_step(struct target *target,
1204 int current, target_addr_t address, int handle_breakpoints)
1206 return target->type->step(target, current, address, handle_breakpoints);
1209 int target_get_gdb_fileio_info(struct target *target, struct gdb_fileio_info *fileio_info)
1211 if (target->state != TARGET_HALTED) {
1212 LOG_WARNING("target %s is not halted (gdb fileio)", target->cmd_name);
1213 return ERROR_TARGET_NOT_HALTED;
1215 return target->type->get_gdb_fileio_info(target, fileio_info);
1218 int target_gdb_fileio_end(struct target *target, int retcode, int fileio_errno, bool ctrl_c)
1220 if (target->state != TARGET_HALTED) {
1221 LOG_WARNING("target %s is not halted (gdb fileio end)", target->cmd_name);
1222 return ERROR_TARGET_NOT_HALTED;
1224 return target->type->gdb_fileio_end(target, retcode, fileio_errno, ctrl_c);
1227 int target_profiling(struct target *target, uint32_t *samples,
1228 uint32_t max_num_samples, uint32_t *num_samples, uint32_t seconds)
1230 if (target->state != TARGET_HALTED) {
1231 LOG_WARNING("target %s is not halted (profiling)", target->cmd_name);
1232 return ERROR_TARGET_NOT_HALTED;
1234 return target->type->profiling(target, samples, max_num_samples,
1235 num_samples, seconds);
1239 * Reset the @c examined flag for the given target.
1240 * Pure paranoia -- targets are zeroed on allocation.
1242 static void target_reset_examined(struct target *target)
1244 target->examined = false;
1247 static int handle_target(void *priv);
1249 static int target_init_one(struct command_context *cmd_ctx,
1250 struct target *target)
1252 target_reset_examined(target);
1254 struct target_type *type = target->type;
1255 if (type->examine == NULL)
1256 type->examine = default_examine;
1258 if (type->check_reset == NULL)
1259 type->check_reset = default_check_reset;
1261 assert(type->init_target != NULL);
1263 int retval = type->init_target(cmd_ctx, target);
1264 if (ERROR_OK != retval) {
1265 LOG_ERROR("target '%s' init failed", target_name(target));
1269 /* Sanity-check MMU support ... stub in what we must, to help
1270 * implement it in stages, but warn if we need to do so.
1273 if (type->virt2phys == NULL) {
1274 LOG_ERROR("type '%s' is missing virt2phys", type->name);
1275 type->virt2phys = identity_virt2phys;
1278 /* Make sure no-MMU targets all behave the same: make no
1279 * distinction between physical and virtual addresses, and
1280 * ensure that virt2phys() is always an identity mapping.
1282 if (type->write_phys_memory || type->read_phys_memory || type->virt2phys)
1283 LOG_WARNING("type '%s' has bad MMU hooks", type->name);
1286 type->write_phys_memory = type->write_memory;
1287 type->read_phys_memory = type->read_memory;
1288 type->virt2phys = identity_virt2phys;
1291 if (target->type->read_buffer == NULL)
1292 target->type->read_buffer = target_read_buffer_default;
1294 if (target->type->write_buffer == NULL)
1295 target->type->write_buffer = target_write_buffer_default;
1297 if (target->type->get_gdb_fileio_info == NULL)
1298 target->type->get_gdb_fileio_info = target_get_gdb_fileio_info_default;
1300 if (target->type->gdb_fileio_end == NULL)
1301 target->type->gdb_fileio_end = target_gdb_fileio_end_default;
1303 if (target->type->profiling == NULL)
1304 target->type->profiling = target_profiling_default;
1309 static int target_init(struct command_context *cmd_ctx)
1311 struct target *target;
1314 for (target = all_targets; target; target = target->next) {
1315 retval = target_init_one(cmd_ctx, target);
1316 if (ERROR_OK != retval)
1323 retval = target_register_user_commands(cmd_ctx);
1324 if (ERROR_OK != retval)
1327 retval = target_register_timer_callback(&handle_target,
1328 polling_interval, 1, cmd_ctx->interp);
1329 if (ERROR_OK != retval)
1335 COMMAND_HANDLER(handle_target_init_command)
1340 return ERROR_COMMAND_SYNTAX_ERROR;
1342 static bool target_initialized;
1343 if (target_initialized) {
1344 LOG_INFO("'target init' has already been called");
1347 target_initialized = true;
1349 retval = command_run_line(CMD_CTX, "init_targets");
1350 if (ERROR_OK != retval)
1353 retval = command_run_line(CMD_CTX, "init_target_events");
1354 if (ERROR_OK != retval)
1357 retval = command_run_line(CMD_CTX, "init_board");
1358 if (ERROR_OK != retval)
1361 LOG_DEBUG("Initializing targets...");
1362 return target_init(CMD_CTX);
1365 int target_register_event_callback(int (*callback)(struct target *target,
1366 enum target_event event, void *priv), void *priv)
1368 struct target_event_callback **callbacks_p = &target_event_callbacks;
1370 if (callback == NULL)
1371 return ERROR_COMMAND_SYNTAX_ERROR;
1374 while ((*callbacks_p)->next)
1375 callbacks_p = &((*callbacks_p)->next);
1376 callbacks_p = &((*callbacks_p)->next);
1379 (*callbacks_p) = malloc(sizeof(struct target_event_callback));
1380 (*callbacks_p)->callback = callback;
1381 (*callbacks_p)->priv = priv;
1382 (*callbacks_p)->next = NULL;
1387 int target_register_reset_callback(int (*callback)(struct target *target,
1388 enum target_reset_mode reset_mode, void *priv), void *priv)
1390 struct target_reset_callback *entry;
1392 if (callback == NULL)
1393 return ERROR_COMMAND_SYNTAX_ERROR;
1395 entry = malloc(sizeof(struct target_reset_callback));
1396 if (entry == NULL) {
1397 LOG_ERROR("error allocating buffer for reset callback entry");
1398 return ERROR_COMMAND_SYNTAX_ERROR;
1401 entry->callback = callback;
1403 list_add(&entry->list, &target_reset_callback_list);
1409 int target_register_trace_callback(int (*callback)(struct target *target,
1410 size_t len, uint8_t *data, void *priv), void *priv)
1412 struct target_trace_callback *entry;
1414 if (callback == NULL)
1415 return ERROR_COMMAND_SYNTAX_ERROR;
1417 entry = malloc(sizeof(struct target_trace_callback));
1418 if (entry == NULL) {
1419 LOG_ERROR("error allocating buffer for trace callback entry");
1420 return ERROR_COMMAND_SYNTAX_ERROR;
1423 entry->callback = callback;
1425 list_add(&entry->list, &target_trace_callback_list);
1431 int target_register_timer_callback(int (*callback)(void *priv), int time_ms, int periodic, void *priv)
1433 struct target_timer_callback **callbacks_p = &target_timer_callbacks;
1435 if (callback == NULL)
1436 return ERROR_COMMAND_SYNTAX_ERROR;
1439 while ((*callbacks_p)->next)
1440 callbacks_p = &((*callbacks_p)->next);
1441 callbacks_p = &((*callbacks_p)->next);
1444 (*callbacks_p) = malloc(sizeof(struct target_timer_callback));
1445 (*callbacks_p)->callback = callback;
1446 (*callbacks_p)->periodic = periodic;
1447 (*callbacks_p)->time_ms = time_ms;
1448 (*callbacks_p)->removed = false;
1450 gettimeofday(&(*callbacks_p)->when, NULL);
1451 timeval_add_time(&(*callbacks_p)->when, 0, time_ms * 1000);
1453 (*callbacks_p)->priv = priv;
1454 (*callbacks_p)->next = NULL;
1459 int target_unregister_event_callback(int (*callback)(struct target *target,
1460 enum target_event event, void *priv), void *priv)
1462 struct target_event_callback **p = &target_event_callbacks;
1463 struct target_event_callback *c = target_event_callbacks;
1465 if (callback == NULL)
1466 return ERROR_COMMAND_SYNTAX_ERROR;
1469 struct target_event_callback *next = c->next;
1470 if ((c->callback == callback) && (c->priv == priv)) {
1482 int target_unregister_reset_callback(int (*callback)(struct target *target,
1483 enum target_reset_mode reset_mode, void *priv), void *priv)
1485 struct target_reset_callback *entry;
1487 if (callback == NULL)
1488 return ERROR_COMMAND_SYNTAX_ERROR;
1490 list_for_each_entry(entry, &target_reset_callback_list, list) {
1491 if (entry->callback == callback && entry->priv == priv) {
1492 list_del(&entry->list);
1501 int target_unregister_trace_callback(int (*callback)(struct target *target,
1502 size_t len, uint8_t *data, void *priv), void *priv)
1504 struct target_trace_callback *entry;
1506 if (callback == NULL)
1507 return ERROR_COMMAND_SYNTAX_ERROR;
1509 list_for_each_entry(entry, &target_trace_callback_list, list) {
1510 if (entry->callback == callback && entry->priv == priv) {
1511 list_del(&entry->list);
1520 int target_unregister_timer_callback(int (*callback)(void *priv), void *priv)
1522 if (callback == NULL)
1523 return ERROR_COMMAND_SYNTAX_ERROR;
1525 for (struct target_timer_callback *c = target_timer_callbacks;
1527 if ((c->callback == callback) && (c->priv == priv)) {
1536 int target_call_event_callbacks(struct target *target, enum target_event event)
1538 struct target_event_callback *callback = target_event_callbacks;
1539 struct target_event_callback *next_callback;
1541 if (event == TARGET_EVENT_HALTED) {
1542 /* execute early halted first */
1543 target_call_event_callbacks(target, TARGET_EVENT_GDB_HALT);
1546 LOG_DEBUG("target event %i (%s)", event,
1547 Jim_Nvp_value2name_simple(nvp_target_event, event)->name);
1549 target_handle_event(target, event);
1552 next_callback = callback->next;
1553 callback->callback(target, event, callback->priv);
1554 callback = next_callback;
1560 int target_call_reset_callbacks(struct target *target, enum target_reset_mode reset_mode)
1562 struct target_reset_callback *callback;
1564 LOG_DEBUG("target reset %i (%s)", reset_mode,
1565 Jim_Nvp_value2name_simple(nvp_reset_modes, reset_mode)->name);
1567 list_for_each_entry(callback, &target_reset_callback_list, list)
1568 callback->callback(target, reset_mode, callback->priv);
1573 int target_call_trace_callbacks(struct target *target, size_t len, uint8_t *data)
1575 struct target_trace_callback *callback;
1577 list_for_each_entry(callback, &target_trace_callback_list, list)
1578 callback->callback(target, len, data, callback->priv);
1583 static int target_timer_callback_periodic_restart(
1584 struct target_timer_callback *cb, struct timeval *now)
1587 timeval_add_time(&cb->when, 0, cb->time_ms * 1000L);
1591 static int target_call_timer_callback(struct target_timer_callback *cb,
1592 struct timeval *now)
1594 cb->callback(cb->priv);
1597 return target_timer_callback_periodic_restart(cb, now);
1599 return target_unregister_timer_callback(cb->callback, cb->priv);
1602 static int target_call_timer_callbacks_check_time(int checktime)
1604 static bool callback_processing;
1606 /* Do not allow nesting */
1607 if (callback_processing)
1610 callback_processing = true;
1615 gettimeofday(&now, NULL);
1617 /* Store an address of the place containing a pointer to the
1618 * next item; initially, that's a standalone "root of the
1619 * list" variable. */
1620 struct target_timer_callback **callback = &target_timer_callbacks;
1622 if ((*callback)->removed) {
1623 struct target_timer_callback *p = *callback;
1624 *callback = (*callback)->next;
1629 bool call_it = (*callback)->callback &&
1630 ((!checktime && (*callback)->periodic) ||
1631 timeval_compare(&now, &(*callback)->when) >= 0);
1634 target_call_timer_callback(*callback, &now);
1636 callback = &(*callback)->next;
1639 callback_processing = false;
1643 int target_call_timer_callbacks(void)
1645 return target_call_timer_callbacks_check_time(1);
1648 /* invoke periodic callbacks immediately */
1649 int target_call_timer_callbacks_now(void)
1651 return target_call_timer_callbacks_check_time(0);
1654 /* Prints the working area layout for debug purposes */
1655 static void print_wa_layout(struct target *target)
1657 struct working_area *c = target->working_areas;
1660 LOG_DEBUG("%c%c " TARGET_ADDR_FMT "-" TARGET_ADDR_FMT " (%" PRIu32 " bytes)",
1661 c->backup ? 'b' : ' ', c->free ? ' ' : '*',
1662 c->address, c->address + c->size - 1, c->size);
1667 /* Reduce area to size bytes, create a new free area from the remaining bytes, if any. */
1668 static void target_split_working_area(struct working_area *area, uint32_t size)
1670 assert(area->free); /* Shouldn't split an allocated area */
1671 assert(size <= area->size); /* Caller should guarantee this */
1673 /* Split only if not already the right size */
1674 if (size < area->size) {
1675 struct working_area *new_wa = malloc(sizeof(*new_wa));
1680 new_wa->next = area->next;
1681 new_wa->size = area->size - size;
1682 new_wa->address = area->address + size;
1683 new_wa->backup = NULL;
1684 new_wa->user = NULL;
1685 new_wa->free = true;
1687 area->next = new_wa;
1690 /* If backup memory was allocated to this area, it has the wrong size
1691 * now so free it and it will be reallocated if/when needed */
1694 area->backup = NULL;
1699 /* Merge all adjacent free areas into one */
1700 static void target_merge_working_areas(struct target *target)
1702 struct working_area *c = target->working_areas;
1704 while (c && c->next) {
1705 assert(c->next->address == c->address + c->size); /* This is an invariant */
1707 /* Find two adjacent free areas */
1708 if (c->free && c->next->free) {
1709 /* Merge the last into the first */
1710 c->size += c->next->size;
1712 /* Remove the last */
1713 struct working_area *to_be_freed = c->next;
1714 c->next = c->next->next;
1715 if (to_be_freed->backup)
1716 free(to_be_freed->backup);
1719 /* If backup memory was allocated to the remaining area, it's has
1720 * the wrong size now */
1731 int target_alloc_working_area_try(struct target *target, uint32_t size, struct working_area **area)
1733 /* Reevaluate working area address based on MMU state*/
1734 if (target->working_areas == NULL) {
1738 retval = target->type->mmu(target, &enabled);
1739 if (retval != ERROR_OK)
1743 if (target->working_area_phys_spec) {
1744 LOG_DEBUG("MMU disabled, using physical "
1745 "address for working memory " TARGET_ADDR_FMT,
1746 target->working_area_phys);
1747 target->working_area = target->working_area_phys;
1749 LOG_ERROR("No working memory available. "
1750 "Specify -work-area-phys to target.");
1751 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE;
1754 if (target->working_area_virt_spec) {
1755 LOG_DEBUG("MMU enabled, using virtual "
1756 "address for working memory " TARGET_ADDR_FMT,
1757 target->working_area_virt);
1758 target->working_area = target->working_area_virt;
1760 LOG_ERROR("No working memory available. "
1761 "Specify -work-area-virt to target.");
1762 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE;
1766 /* Set up initial working area on first call */
1767 struct working_area *new_wa = malloc(sizeof(*new_wa));
1769 new_wa->next = NULL;
1770 new_wa->size = target->working_area_size & ~3UL; /* 4-byte align */
1771 new_wa->address = target->working_area;
1772 new_wa->backup = NULL;
1773 new_wa->user = NULL;
1774 new_wa->free = true;
1777 target->working_areas = new_wa;
1780 /* only allocate multiples of 4 byte */
1782 size = (size + 3) & (~3UL);
1784 struct working_area *c = target->working_areas;
1786 /* Find the first large enough working area */
1788 if (c->free && c->size >= size)
1794 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE;
1796 /* Split the working area into the requested size */
1797 target_split_working_area(c, size);
1799 LOG_DEBUG("allocated new working area of %" PRIu32 " bytes at address " TARGET_ADDR_FMT,
1802 if (target->backup_working_area) {
1803 if (c->backup == NULL) {
1804 c->backup = malloc(c->size);
1805 if (c->backup == NULL)
1809 int retval = target_read_memory(target, c->address, 4, c->size / 4, c->backup);
1810 if (retval != ERROR_OK)
1814 /* mark as used, and return the new (reused) area */
1821 print_wa_layout(target);
1826 int target_alloc_working_area(struct target *target, uint32_t size, struct working_area **area)
1830 retval = target_alloc_working_area_try(target, size, area);
1831 if (retval == ERROR_TARGET_RESOURCE_NOT_AVAILABLE)
1832 LOG_WARNING("not enough working area available(requested %"PRIu32")", size);
1837 static int target_restore_working_area(struct target *target, struct working_area *area)
1839 int retval = ERROR_OK;
1841 if (target->backup_working_area && area->backup != NULL) {
1842 retval = target_write_memory(target, area->address, 4, area->size / 4, area->backup);
1843 if (retval != ERROR_OK)
1844 LOG_ERROR("failed to restore %" PRIu32 " bytes of working area at address " TARGET_ADDR_FMT,
1845 area->size, area->address);
1851 /* Restore the area's backup memory, if any, and return the area to the allocation pool */
1852 static int target_free_working_area_restore(struct target *target, struct working_area *area, int restore)
1854 int retval = ERROR_OK;
1860 retval = target_restore_working_area(target, area);
1861 /* REVISIT: Perhaps the area should be freed even if restoring fails. */
1862 if (retval != ERROR_OK)
1868 LOG_DEBUG("freed %" PRIu32 " bytes of working area at address " TARGET_ADDR_FMT,
1869 area->size, area->address);
1871 /* mark user pointer invalid */
1872 /* TODO: Is this really safe? It points to some previous caller's memory.
1873 * How could we know that the area pointer is still in that place and not
1874 * some other vital data? What's the purpose of this, anyway? */
1878 target_merge_working_areas(target);
1880 print_wa_layout(target);
1885 int target_free_working_area(struct target *target, struct working_area *area)
1887 return target_free_working_area_restore(target, area, 1);
1890 static void target_destroy(struct target *target)
1892 if (target->type->deinit_target)
1893 target->type->deinit_target(target);
1895 struct target_event_action *teap = target->event_action;
1897 struct target_event_action *next = teap->next;
1898 Jim_DecrRefCount(teap->interp, teap->body);
1903 target_free_all_working_areas(target);
1904 /* Now we have none or only one working area marked as free */
1905 if (target->working_areas) {
1906 free(target->working_areas->backup);
1907 free(target->working_areas);
1911 free(target->trace_info);
1912 free(target->fileio_info);
1913 free(target->cmd_name);
1917 void target_quit(void)
1919 struct target_event_callback *pe = target_event_callbacks;
1921 struct target_event_callback *t = pe->next;
1925 target_event_callbacks = NULL;
1927 struct target_timer_callback *pt = target_timer_callbacks;
1929 struct target_timer_callback *t = pt->next;
1933 target_timer_callbacks = NULL;
1935 for (struct target *target = all_targets; target;) {
1939 target_destroy(target);
1946 /* free resources and restore memory, if restoring memory fails,
1947 * free up resources anyway
1949 static void target_free_all_working_areas_restore(struct target *target, int restore)
1951 struct working_area *c = target->working_areas;
1953 LOG_DEBUG("freeing all working areas");
1955 /* Loop through all areas, restoring the allocated ones and marking them as free */
1959 target_restore_working_area(target, c);
1961 *c->user = NULL; /* Same as above */
1967 /* Run a merge pass to combine all areas into one */
1968 target_merge_working_areas(target);
1970 print_wa_layout(target);
1973 void target_free_all_working_areas(struct target *target)
1975 target_free_all_working_areas_restore(target, 1);
1978 /* Find the largest number of bytes that can be allocated */
1979 uint32_t target_get_working_area_avail(struct target *target)
1981 struct working_area *c = target->working_areas;
1982 uint32_t max_size = 0;
1985 return target->working_area_size;
1988 if (c->free && max_size < c->size)
1997 int target_arch_state(struct target *target)
2000 if (target == NULL) {
2001 LOG_WARNING("No target has been configured");
2005 if (target->state != TARGET_HALTED)
2008 retval = target->type->arch_state(target);
2012 static int target_get_gdb_fileio_info_default(struct target *target,
2013 struct gdb_fileio_info *fileio_info)
2015 /* If target does not support semi-hosting function, target
2016 has no need to provide .get_gdb_fileio_info callback.
2017 It just return ERROR_FAIL and gdb_server will return "Txx"
2018 as target halted every time. */
2022 static int target_gdb_fileio_end_default(struct target *target,
2023 int retcode, int fileio_errno, bool ctrl_c)
2028 static int target_profiling_default(struct target *target, uint32_t *samples,
2029 uint32_t max_num_samples, uint32_t *num_samples, uint32_t seconds)
2031 struct timeval timeout, now;
2033 gettimeofday(&timeout, NULL);
2034 timeval_add_time(&timeout, seconds, 0);
2036 LOG_INFO("Starting profiling. Halting and resuming the"
2037 " target as often as we can...");
2039 uint32_t sample_count = 0;
2040 /* hopefully it is safe to cache! We want to stop/restart as quickly as possible. */
2041 struct reg *reg = register_get_by_name(target->reg_cache, "pc", 1);
2043 int retval = ERROR_OK;
2045 target_poll(target);
2046 if (target->state == TARGET_HALTED) {
2047 uint32_t t = buf_get_u32(reg->value, 0, 32);
2048 samples[sample_count++] = t;
2049 /* current pc, addr = 0, do not handle breakpoints, not debugging */
2050 retval = target_resume(target, 1, 0, 0, 0);
2051 target_poll(target);
2052 alive_sleep(10); /* sleep 10ms, i.e. <100 samples/second. */
2053 } else if (target->state == TARGET_RUNNING) {
2054 /* We want to quickly sample the PC. */
2055 retval = target_halt(target);
2057 LOG_INFO("Target not halted or running");
2062 if (retval != ERROR_OK)
2065 gettimeofday(&now, NULL);
2066 if ((sample_count >= max_num_samples) || timeval_compare(&now, &timeout) >= 0) {
2067 LOG_INFO("Profiling completed. %" PRIu32 " samples.", sample_count);
2072 *num_samples = sample_count;
2076 /* Single aligned words are guaranteed to use 16 or 32 bit access
2077 * mode respectively, otherwise data is handled as quickly as
2080 int target_write_buffer(struct target *target, target_addr_t address, uint32_t size, const uint8_t *buffer)
2082 LOG_DEBUG("writing buffer of %" PRIi32 " byte at " TARGET_ADDR_FMT,
2085 if (!target_was_examined(target)) {
2086 LOG_ERROR("Target not examined yet");
2093 if ((address + size - 1) < address) {
2094 /* GDB can request this when e.g. PC is 0xfffffffc */
2095 LOG_ERROR("address + size wrapped (" TARGET_ADDR_FMT ", 0x%08" PRIx32 ")",
2101 return target->type->write_buffer(target, address, size, buffer);
2104 static int target_write_buffer_default(struct target *target,
2105 target_addr_t address, uint32_t count, const uint8_t *buffer)
2109 /* Align up to maximum 4 bytes. The loop condition makes sure the next pass
2110 * will have something to do with the size we leave to it. */
2111 for (size = 1; size < 4 && count >= size * 2 + (address & size); size *= 2) {
2112 if (address & size) {
2113 int retval = target_write_memory(target, address, size, 1, buffer);
2114 if (retval != ERROR_OK)
2122 /* Write the data with as large access size as possible. */
2123 for (; size > 0; size /= 2) {
2124 uint32_t aligned = count - count % size;
2126 int retval = target_write_memory(target, address, size, aligned / size, buffer);
2127 if (retval != ERROR_OK)
2138 /* Single aligned words are guaranteed to use 16 or 32 bit access
2139 * mode respectively, otherwise data is handled as quickly as
2142 int target_read_buffer(struct target *target, target_addr_t address, uint32_t size, uint8_t *buffer)
2144 LOG_DEBUG("reading buffer of %" PRIi32 " byte at " TARGET_ADDR_FMT,
2147 if (!target_was_examined(target)) {
2148 LOG_ERROR("Target not examined yet");
2155 if ((address + size - 1) < address) {
2156 /* GDB can request this when e.g. PC is 0xfffffffc */
2157 LOG_ERROR("address + size wrapped (" TARGET_ADDR_FMT ", 0x%08" PRIx32 ")",
2163 return target->type->read_buffer(target, address, size, buffer);
2166 static int target_read_buffer_default(struct target *target, target_addr_t address, uint32_t count, uint8_t *buffer)
2170 /* Align up to maximum 4 bytes. The loop condition makes sure the next pass
2171 * will have something to do with the size we leave to it. */
2172 for (size = 1; size < 4 && count >= size * 2 + (address & size); size *= 2) {
2173 if (address & size) {
2174 int retval = target_read_memory(target, address, size, 1, buffer);
2175 if (retval != ERROR_OK)
2183 /* Read the data with as large access size as possible. */
2184 for (; size > 0; size /= 2) {
2185 uint32_t aligned = count - count % size;
2187 int retval = target_read_memory(target, address, size, aligned / size, buffer);
2188 if (retval != ERROR_OK)
2199 int target_checksum_memory(struct target *target, target_addr_t address, uint32_t size, uint32_t* crc)
2204 uint32_t checksum = 0;
2205 if (!target_was_examined(target)) {
2206 LOG_ERROR("Target not examined yet");
2210 retval = target->type->checksum_memory(target, address, size, &checksum);
2211 if (retval != ERROR_OK) {
2212 buffer = malloc(size);
2213 if (buffer == NULL) {
2214 LOG_ERROR("error allocating buffer for section (%" PRId32 " bytes)", size);
2215 return ERROR_COMMAND_SYNTAX_ERROR;
2217 retval = target_read_buffer(target, address, size, buffer);
2218 if (retval != ERROR_OK) {
2223 /* convert to target endianness */
2224 for (i = 0; i < (size/sizeof(uint32_t)); i++) {
2225 uint32_t target_data;
2226 target_data = target_buffer_get_u32(target, &buffer[i*sizeof(uint32_t)]);
2227 target_buffer_set_u32(target, &buffer[i*sizeof(uint32_t)], target_data);
2230 retval = image_calculate_checksum(buffer, size, &checksum);
2239 int target_blank_check_memory(struct target *target, target_addr_t address, uint32_t size, uint32_t* blank,
2240 uint8_t erased_value)
2243 if (!target_was_examined(target)) {
2244 LOG_ERROR("Target not examined yet");
2248 if (target->type->blank_check_memory == 0)
2249 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE;
2251 retval = target->type->blank_check_memory(target, address, size, blank, erased_value);
2256 int target_read_u64(struct target *target, target_addr_t address, uint64_t *value)
2258 uint8_t value_buf[8];
2259 if (!target_was_examined(target)) {
2260 LOG_ERROR("Target not examined yet");
2264 int retval = target_read_memory(target, address, 8, 1, value_buf);
2266 if (retval == ERROR_OK) {
2267 *value = target_buffer_get_u64(target, value_buf);
2268 LOG_DEBUG("address: " TARGET_ADDR_FMT ", value: 0x%16.16" PRIx64 "",
2273 LOG_DEBUG("address: " TARGET_ADDR_FMT " failed",
2280 int target_read_u32(struct target *target, target_addr_t address, uint32_t *value)
2282 uint8_t value_buf[4];
2283 if (!target_was_examined(target)) {
2284 LOG_ERROR("Target not examined yet");
2288 int retval = target_read_memory(target, address, 4, 1, value_buf);
2290 if (retval == ERROR_OK) {
2291 *value = target_buffer_get_u32(target, value_buf);
2292 LOG_DEBUG("address: " TARGET_ADDR_FMT ", value: 0x%8.8" PRIx32 "",
2297 LOG_DEBUG("address: " TARGET_ADDR_FMT " failed",
2304 int target_read_u16(struct target *target, target_addr_t address, uint16_t *value)
2306 uint8_t value_buf[2];
2307 if (!target_was_examined(target)) {
2308 LOG_ERROR("Target not examined yet");
2312 int retval = target_read_memory(target, address, 2, 1, value_buf);
2314 if (retval == ERROR_OK) {
2315 *value = target_buffer_get_u16(target, value_buf);
2316 LOG_DEBUG("address: " TARGET_ADDR_FMT ", value: 0x%4.4" PRIx16,
2321 LOG_DEBUG("address: " TARGET_ADDR_FMT " failed",
2328 int target_read_u8(struct target *target, target_addr_t address, uint8_t *value)
2330 if (!target_was_examined(target)) {
2331 LOG_ERROR("Target not examined yet");
2335 int retval = target_read_memory(target, address, 1, 1, value);
2337 if (retval == ERROR_OK) {
2338 LOG_DEBUG("address: " TARGET_ADDR_FMT ", value: 0x%2.2" PRIx8,
2343 LOG_DEBUG("address: " TARGET_ADDR_FMT " failed",
2350 int target_write_u64(struct target *target, target_addr_t address, uint64_t value)
2353 uint8_t value_buf[8];
2354 if (!target_was_examined(target)) {
2355 LOG_ERROR("Target not examined yet");
2359 LOG_DEBUG("address: " TARGET_ADDR_FMT ", value: 0x%16.16" PRIx64 "",
2363 target_buffer_set_u64(target, value_buf, value);
2364 retval = target_write_memory(target, address, 8, 1, value_buf);
2365 if (retval != ERROR_OK)
2366 LOG_DEBUG("failed: %i", retval);
2371 int target_write_u32(struct target *target, target_addr_t address, uint32_t value)
2374 uint8_t value_buf[4];
2375 if (!target_was_examined(target)) {
2376 LOG_ERROR("Target not examined yet");
2380 LOG_DEBUG("address: " TARGET_ADDR_FMT ", value: 0x%8.8" PRIx32 "",
2384 target_buffer_set_u32(target, value_buf, value);
2385 retval = target_write_memory(target, address, 4, 1, value_buf);
2386 if (retval != ERROR_OK)
2387 LOG_DEBUG("failed: %i", retval);
2392 int target_write_u16(struct target *target, target_addr_t address, uint16_t value)
2395 uint8_t value_buf[2];
2396 if (!target_was_examined(target)) {
2397 LOG_ERROR("Target not examined yet");
2401 LOG_DEBUG("address: " TARGET_ADDR_FMT ", value: 0x%8.8" PRIx16,
2405 target_buffer_set_u16(target, value_buf, value);
2406 retval = target_write_memory(target, address, 2, 1, value_buf);
2407 if (retval != ERROR_OK)
2408 LOG_DEBUG("failed: %i", retval);
2413 int target_write_u8(struct target *target, target_addr_t address, uint8_t value)
2416 if (!target_was_examined(target)) {
2417 LOG_ERROR("Target not examined yet");
2421 LOG_DEBUG("address: " TARGET_ADDR_FMT ", value: 0x%2.2" PRIx8,
2424 retval = target_write_memory(target, address, 1, 1, &value);
2425 if (retval != ERROR_OK)
2426 LOG_DEBUG("failed: %i", retval);
2431 int target_write_phys_u64(struct target *target, target_addr_t address, uint64_t value)
2434 uint8_t value_buf[8];
2435 if (!target_was_examined(target)) {
2436 LOG_ERROR("Target not examined yet");
2440 LOG_DEBUG("address: " TARGET_ADDR_FMT ", value: 0x%16.16" PRIx64 "",
2444 target_buffer_set_u64(target, value_buf, value);
2445 retval = target_write_phys_memory(target, address, 8, 1, value_buf);
2446 if (retval != ERROR_OK)
2447 LOG_DEBUG("failed: %i", retval);
2452 int target_write_phys_u32(struct target *target, target_addr_t address, uint32_t value)
2455 uint8_t value_buf[4];
2456 if (!target_was_examined(target)) {
2457 LOG_ERROR("Target not examined yet");
2461 LOG_DEBUG("address: " TARGET_ADDR_FMT ", value: 0x%8.8" PRIx32 "",
2465 target_buffer_set_u32(target, value_buf, value);
2466 retval = target_write_phys_memory(target, address, 4, 1, value_buf);
2467 if (retval != ERROR_OK)
2468 LOG_DEBUG("failed: %i", retval);
2473 int target_write_phys_u16(struct target *target, target_addr_t address, uint16_t value)
2476 uint8_t value_buf[2];
2477 if (!target_was_examined(target)) {
2478 LOG_ERROR("Target not examined yet");
2482 LOG_DEBUG("address: " TARGET_ADDR_FMT ", value: 0x%8.8" PRIx16,
2486 target_buffer_set_u16(target, value_buf, value);
2487 retval = target_write_phys_memory(target, address, 2, 1, value_buf);
2488 if (retval != ERROR_OK)
2489 LOG_DEBUG("failed: %i", retval);
2494 int target_write_phys_u8(struct target *target, target_addr_t address, uint8_t value)
2497 if (!target_was_examined(target)) {
2498 LOG_ERROR("Target not examined yet");
2502 LOG_DEBUG("address: " TARGET_ADDR_FMT ", value: 0x%2.2" PRIx8,
2505 retval = target_write_phys_memory(target, address, 1, 1, &value);
2506 if (retval != ERROR_OK)
2507 LOG_DEBUG("failed: %i", retval);
2512 static int find_target(struct command_context *cmd_ctx, const char *name)
2514 struct target *target = get_target(name);
2515 if (target == NULL) {
2516 LOG_ERROR("Target: %s is unknown, try one of:\n", name);
2519 if (!target->tap->enabled) {
2520 LOG_USER("Target: TAP %s is disabled, "
2521 "can't be the current target\n",
2522 target->tap->dotted_name);
2526 cmd_ctx->current_target = target;
2527 if (cmd_ctx->current_target_override)
2528 cmd_ctx->current_target_override = target;
2534 COMMAND_HANDLER(handle_targets_command)
2536 int retval = ERROR_OK;
2537 if (CMD_ARGC == 1) {
2538 retval = find_target(CMD_CTX, CMD_ARGV[0]);
2539 if (retval == ERROR_OK) {
2545 struct target *target = all_targets;
2546 command_print(CMD_CTX, " TargetName Type Endian TapName State ");
2547 command_print(CMD_CTX, "-- ------------------ ---------- ------ ------------------ ------------");
2552 if (target->tap->enabled)
2553 state = target_state_name(target);
2555 state = "tap-disabled";
2557 if (CMD_CTX->current_target == target)
2560 /* keep columns lined up to match the headers above */
2561 command_print(CMD_CTX,
2562 "%2d%c %-18s %-10s %-6s %-18s %s",
2563 target->target_number,
2565 target_name(target),
2566 target_type_name(target),
2567 Jim_Nvp_value2name_simple(nvp_target_endian,
2568 target->endianness)->name,
2569 target->tap->dotted_name,
2571 target = target->next;
2577 /* every 300ms we check for reset & powerdropout and issue a "reset halt" if so. */
2579 static int powerDropout;
2580 static int srstAsserted;
2582 static int runPowerRestore;
2583 static int runPowerDropout;
2584 static int runSrstAsserted;
2585 static int runSrstDeasserted;
2587 static int sense_handler(void)
2589 static int prevSrstAsserted;
2590 static int prevPowerdropout;
2592 int retval = jtag_power_dropout(&powerDropout);
2593 if (retval != ERROR_OK)
2597 powerRestored = prevPowerdropout && !powerDropout;
2599 runPowerRestore = 1;
2601 int64_t current = timeval_ms();
2602 static int64_t lastPower;
2603 bool waitMore = lastPower + 2000 > current;
2604 if (powerDropout && !waitMore) {
2605 runPowerDropout = 1;
2606 lastPower = current;
2609 retval = jtag_srst_asserted(&srstAsserted);
2610 if (retval != ERROR_OK)
2614 srstDeasserted = prevSrstAsserted && !srstAsserted;
2616 static int64_t lastSrst;
2617 waitMore = lastSrst + 2000 > current;
2618 if (srstDeasserted && !waitMore) {
2619 runSrstDeasserted = 1;
2623 if (!prevSrstAsserted && srstAsserted)
2624 runSrstAsserted = 1;
2626 prevSrstAsserted = srstAsserted;
2627 prevPowerdropout = powerDropout;
2629 if (srstDeasserted || powerRestored) {
2630 /* Other than logging the event we can't do anything here.
2631 * Issuing a reset is a particularly bad idea as we might
2632 * be inside a reset already.
2639 /* process target state changes */
2640 static int handle_target(void *priv)
2642 Jim_Interp *interp = (Jim_Interp *)priv;
2643 int retval = ERROR_OK;
2645 if (!is_jtag_poll_safe()) {
2646 /* polling is disabled currently */
2650 /* we do not want to recurse here... */
2651 static int recursive;
2655 /* danger! running these procedures can trigger srst assertions and power dropouts.
2656 * We need to avoid an infinite loop/recursion here and we do that by
2657 * clearing the flags after running these events.
2659 int did_something = 0;
2660 if (runSrstAsserted) {
2661 LOG_INFO("srst asserted detected, running srst_asserted proc.");
2662 Jim_Eval(interp, "srst_asserted");
2665 if (runSrstDeasserted) {
2666 Jim_Eval(interp, "srst_deasserted");
2669 if (runPowerDropout) {
2670 LOG_INFO("Power dropout detected, running power_dropout proc.");
2671 Jim_Eval(interp, "power_dropout");
2674 if (runPowerRestore) {
2675 Jim_Eval(interp, "power_restore");
2679 if (did_something) {
2680 /* clear detect flags */
2684 /* clear action flags */
2686 runSrstAsserted = 0;
2687 runSrstDeasserted = 0;
2688 runPowerRestore = 0;
2689 runPowerDropout = 0;
2694 /* Poll targets for state changes unless that's globally disabled.
2695 * Skip targets that are currently disabled.
2697 for (struct target *target = all_targets;
2698 is_jtag_poll_safe() && target;
2699 target = target->next) {
2701 if (!target_was_examined(target))
2704 if (!target->tap->enabled)
2707 if (target->backoff.times > target->backoff.count) {
2708 /* do not poll this time as we failed previously */
2709 target->backoff.count++;
2712 target->backoff.count = 0;
2714 /* only poll target if we've got power and srst isn't asserted */
2715 if (!powerDropout && !srstAsserted) {
2716 /* polling may fail silently until the target has been examined */
2717 retval = target_poll(target);
2718 if (retval != ERROR_OK) {
2719 /* 100ms polling interval. Increase interval between polling up to 5000ms */
2720 if (target->backoff.times * polling_interval < 5000) {
2721 target->backoff.times *= 2;
2722 target->backoff.times++;
2725 /* Tell GDB to halt the debugger. This allows the user to
2726 * run monitor commands to handle the situation.
2728 target_call_event_callbacks(target, TARGET_EVENT_GDB_HALT);
2730 if (target->backoff.times > 0) {
2731 LOG_USER("Polling target %s failed, trying to reexamine", target_name(target));
2732 target_reset_examined(target);
2733 retval = target_examine_one(target);
2734 /* Target examination could have failed due to unstable connection,
2735 * but we set the examined flag anyway to repoll it later */
2736 if (retval != ERROR_OK) {
2737 target->examined = true;
2738 LOG_USER("Examination failed, GDB will be halted. Polling again in %dms",
2739 target->backoff.times * polling_interval);
2744 /* Since we succeeded, we reset backoff count */
2745 target->backoff.times = 0;
2752 COMMAND_HANDLER(handle_reg_command)
2754 struct target *target;
2755 struct reg *reg = NULL;
2761 target = get_current_target(CMD_CTX);
2763 /* list all available registers for the current target */
2764 if (CMD_ARGC == 0) {
2765 struct reg_cache *cache = target->reg_cache;
2771 command_print(CMD_CTX, "===== %s", cache->name);
2773 for (i = 0, reg = cache->reg_list;
2774 i < cache->num_regs;
2775 i++, reg++, count++) {
2776 /* only print cached values if they are valid */
2778 value = buf_to_str(reg->value,
2780 command_print(CMD_CTX,
2781 "(%i) %s (/%" PRIu32 "): 0x%s%s",
2789 command_print(CMD_CTX, "(%i) %s (/%" PRIu32 ")",
2794 cache = cache->next;
2800 /* access a single register by its ordinal number */
2801 if ((CMD_ARGV[0][0] >= '0') && (CMD_ARGV[0][0] <= '9')) {
2803 COMMAND_PARSE_NUMBER(uint, CMD_ARGV[0], num);
2805 struct reg_cache *cache = target->reg_cache;
2809 for (i = 0; i < cache->num_regs; i++) {
2810 if (count++ == num) {
2811 reg = &cache->reg_list[i];
2817 cache = cache->next;
2821 command_print(CMD_CTX, "%i is out of bounds, the current target "
2822 "has only %i registers (0 - %i)", num, count, count - 1);
2826 /* access a single register by its name */
2827 reg = register_get_by_name(target->reg_cache, CMD_ARGV[0], 1);
2830 command_print(CMD_CTX, "register %s not found in current target", CMD_ARGV[0]);
2835 assert(reg != NULL); /* give clang a hint that we *know* reg is != NULL here */
2837 /* display a register */
2838 if ((CMD_ARGC == 1) || ((CMD_ARGC == 2) && !((CMD_ARGV[1][0] >= '0')
2839 && (CMD_ARGV[1][0] <= '9')))) {
2840 if ((CMD_ARGC == 2) && (strcmp(CMD_ARGV[1], "force") == 0))
2843 if (reg->valid == 0)
2844 reg->type->get(reg);
2845 value = buf_to_str(reg->value, reg->size, 16);
2846 command_print(CMD_CTX, "%s (/%i): 0x%s", reg->name, (int)(reg->size), value);
2851 /* set register value */
2852 if (CMD_ARGC == 2) {
2853 uint8_t *buf = malloc(DIV_ROUND_UP(reg->size, 8));
2856 str_to_buf(CMD_ARGV[1], strlen(CMD_ARGV[1]), buf, reg->size, 0);
2858 reg->type->set(reg, buf);
2860 value = buf_to_str(reg->value, reg->size, 16);
2861 command_print(CMD_CTX, "%s (/%i): 0x%s", reg->name, (int)(reg->size), value);
2869 return ERROR_COMMAND_SYNTAX_ERROR;
2872 COMMAND_HANDLER(handle_poll_command)
2874 int retval = ERROR_OK;
2875 struct target *target = get_current_target(CMD_CTX);
2877 if (CMD_ARGC == 0) {
2878 command_print(CMD_CTX, "background polling: %s",
2879 jtag_poll_get_enabled() ? "on" : "off");
2880 command_print(CMD_CTX, "TAP: %s (%s)",
2881 target->tap->dotted_name,
2882 target->tap->enabled ? "enabled" : "disabled");
2883 if (!target->tap->enabled)
2885 retval = target_poll(target);
2886 if (retval != ERROR_OK)
2888 retval = target_arch_state(target);
2889 if (retval != ERROR_OK)
2891 } else if (CMD_ARGC == 1) {
2893 COMMAND_PARSE_ON_OFF(CMD_ARGV[0], enable);
2894 jtag_poll_set_enabled(enable);
2896 return ERROR_COMMAND_SYNTAX_ERROR;
2901 COMMAND_HANDLER(handle_wait_halt_command)
2904 return ERROR_COMMAND_SYNTAX_ERROR;
2906 unsigned ms = DEFAULT_HALT_TIMEOUT;
2907 if (1 == CMD_ARGC) {
2908 int retval = parse_uint(CMD_ARGV[0], &ms);
2909 if (ERROR_OK != retval)
2910 return ERROR_COMMAND_SYNTAX_ERROR;
2913 struct target *target = get_current_target(CMD_CTX);
2914 return target_wait_state(target, TARGET_HALTED, ms);
2917 /* wait for target state to change. The trick here is to have a low
2918 * latency for short waits and not to suck up all the CPU time
2921 * After 500ms, keep_alive() is invoked
2923 int target_wait_state(struct target *target, enum target_state state, int ms)
2926 int64_t then = 0, cur;
2930 retval = target_poll(target);
2931 if (retval != ERROR_OK)
2933 if (target->state == state)
2938 then = timeval_ms();
2939 LOG_DEBUG("waiting for target %s...",
2940 Jim_Nvp_value2name_simple(nvp_target_state, state)->name);
2946 if ((cur-then) > ms) {
2947 LOG_ERROR("timed out while waiting for target %s",
2948 Jim_Nvp_value2name_simple(nvp_target_state, state)->name);
2956 COMMAND_HANDLER(handle_halt_command)
2960 struct target *target = get_current_target(CMD_CTX);
2961 int retval = target_halt(target);
2962 if (ERROR_OK != retval)
2965 if (CMD_ARGC == 1) {
2966 unsigned wait_local;
2967 retval = parse_uint(CMD_ARGV[0], &wait_local);
2968 if (ERROR_OK != retval)
2969 return ERROR_COMMAND_SYNTAX_ERROR;
2974 return CALL_COMMAND_HANDLER(handle_wait_halt_command);
2977 COMMAND_HANDLER(handle_soft_reset_halt_command)
2979 struct target *target = get_current_target(CMD_CTX);
2981 LOG_USER("requesting target halt and executing a soft reset");
2983 target_soft_reset_halt(target);
2988 COMMAND_HANDLER(handle_reset_command)
2991 return ERROR_COMMAND_SYNTAX_ERROR;
2993 enum target_reset_mode reset_mode = RESET_RUN;
2994 if (CMD_ARGC == 1) {
2996 n = Jim_Nvp_name2value_simple(nvp_reset_modes, CMD_ARGV[0]);
2997 if ((n->name == NULL) || (n->value == RESET_UNKNOWN))
2998 return ERROR_COMMAND_SYNTAX_ERROR;
2999 reset_mode = n->value;
3002 /* reset *all* targets */
3003 return target_process_reset(CMD_CTX, reset_mode);
3007 COMMAND_HANDLER(handle_resume_command)
3011 return ERROR_COMMAND_SYNTAX_ERROR;
3013 struct target *target = get_current_target(CMD_CTX);
3015 /* with no CMD_ARGV, resume from current pc, addr = 0,
3016 * with one arguments, addr = CMD_ARGV[0],
3017 * handle breakpoints, not debugging */
3018 target_addr_t addr = 0;
3019 if (CMD_ARGC == 1) {
3020 COMMAND_PARSE_ADDRESS(CMD_ARGV[0], addr);
3024 return target_resume(target, current, addr, 1, 0);
3027 COMMAND_HANDLER(handle_step_command)
3030 return ERROR_COMMAND_SYNTAX_ERROR;
3034 /* with no CMD_ARGV, step from current pc, addr = 0,
3035 * with one argument addr = CMD_ARGV[0],
3036 * handle breakpoints, debugging */
3037 target_addr_t addr = 0;
3039 if (CMD_ARGC == 1) {
3040 COMMAND_PARSE_ADDRESS(CMD_ARGV[0], addr);
3044 struct target *target = get_current_target(CMD_CTX);
3046 return target->type->step(target, current_pc, addr, 1);
3049 static void handle_md_output(struct command_context *cmd_ctx,
3050 struct target *target, target_addr_t address, unsigned size,
3051 unsigned count, const uint8_t *buffer)
3053 const unsigned line_bytecnt = 32;
3054 unsigned line_modulo = line_bytecnt / size;
3056 char output[line_bytecnt * 4 + 1];
3057 unsigned output_len = 0;
3059 const char *value_fmt;
3062 value_fmt = "%16.16"PRIx64" ";
3065 value_fmt = "%8.8"PRIx64" ";
3068 value_fmt = "%4.4"PRIx64" ";
3071 value_fmt = "%2.2"PRIx64" ";
3074 /* "can't happen", caller checked */
3075 LOG_ERROR("invalid memory read size: %u", size);
3079 for (unsigned i = 0; i < count; i++) {
3080 if (i % line_modulo == 0) {
3081 output_len += snprintf(output + output_len,
3082 sizeof(output) - output_len,
3083 TARGET_ADDR_FMT ": ",
3084 (address + (i * size)));
3088 const uint8_t *value_ptr = buffer + i * size;
3091 value = target_buffer_get_u64(target, value_ptr);
3094 value = target_buffer_get_u32(target, value_ptr);
3097 value = target_buffer_get_u16(target, value_ptr);
3102 output_len += snprintf(output + output_len,
3103 sizeof(output) - output_len,
3106 if ((i % line_modulo == line_modulo - 1) || (i == count - 1)) {
3107 command_print(cmd_ctx, "%s", output);
3113 COMMAND_HANDLER(handle_md_command)
3116 return ERROR_COMMAND_SYNTAX_ERROR;
3119 switch (CMD_NAME[2]) {
3133 return ERROR_COMMAND_SYNTAX_ERROR;
3136 bool physical = strcmp(CMD_ARGV[0], "phys") == 0;
3137 int (*fn)(struct target *target,
3138 target_addr_t address, uint32_t size_value, uint32_t count, uint8_t *buffer);
3142 fn = target_read_phys_memory;
3144 fn = target_read_memory;
3145 if ((CMD_ARGC < 1) || (CMD_ARGC > 2))
3146 return ERROR_COMMAND_SYNTAX_ERROR;
3148 target_addr_t address;
3149 COMMAND_PARSE_ADDRESS(CMD_ARGV[0], address);
3153 COMMAND_PARSE_NUMBER(uint, CMD_ARGV[1], count);
3155 uint8_t *buffer = calloc(count, size);
3156 if (buffer == NULL) {
3157 LOG_ERROR("Failed to allocate md read buffer");
3161 struct target *target = get_current_target(CMD_CTX);
3162 int retval = fn(target, address, size, count, buffer);
3163 if (ERROR_OK == retval)
3164 handle_md_output(CMD_CTX, target, address, size, count, buffer);
3171 typedef int (*target_write_fn)(struct target *target,
3172 target_addr_t address, uint32_t size, uint32_t count, const uint8_t *buffer);
3174 static int target_fill_mem(struct target *target,
3175 target_addr_t address,
3183 /* We have to write in reasonably large chunks to be able
3184 * to fill large memory areas with any sane speed */
3185 const unsigned chunk_size = 16384;
3186 uint8_t *target_buf = malloc(chunk_size * data_size);
3187 if (target_buf == NULL) {
3188 LOG_ERROR("Out of memory");
3192 for (unsigned i = 0; i < chunk_size; i++) {
3193 switch (data_size) {
3195 target_buffer_set_u64(target, target_buf + i * data_size, b);
3198 target_buffer_set_u32(target, target_buf + i * data_size, b);
3201 target_buffer_set_u16(target, target_buf + i * data_size, b);
3204 target_buffer_set_u8(target, target_buf + i * data_size, b);
3211 int retval = ERROR_OK;
3213 for (unsigned x = 0; x < c; x += chunk_size) {
3216 if (current > chunk_size)
3217 current = chunk_size;
3218 retval = fn(target, address + x * data_size, data_size, current, target_buf);
3219 if (retval != ERROR_OK)
3221 /* avoid GDB timeouts */
3230 COMMAND_HANDLER(handle_mw_command)
3233 return ERROR_COMMAND_SYNTAX_ERROR;
3234 bool physical = strcmp(CMD_ARGV[0], "phys") == 0;
3239 fn = target_write_phys_memory;
3241 fn = target_write_memory;
3242 if ((CMD_ARGC < 2) || (CMD_ARGC > 3))
3243 return ERROR_COMMAND_SYNTAX_ERROR;
3245 target_addr_t address;
3246 COMMAND_PARSE_ADDRESS(CMD_ARGV[0], address);
3248 target_addr_t value;
3249 COMMAND_PARSE_ADDRESS(CMD_ARGV[1], value);
3253 COMMAND_PARSE_NUMBER(uint, CMD_ARGV[2], count);
3255 struct target *target = get_current_target(CMD_CTX);
3257 switch (CMD_NAME[2]) {
3271 return ERROR_COMMAND_SYNTAX_ERROR;
3274 return target_fill_mem(target, address, fn, wordsize, value, count);
3277 static COMMAND_HELPER(parse_load_image_command_CMD_ARGV, struct image *image,
3278 target_addr_t *min_address, target_addr_t *max_address)
3280 if (CMD_ARGC < 1 || CMD_ARGC > 5)
3281 return ERROR_COMMAND_SYNTAX_ERROR;
3283 /* a base address isn't always necessary,
3284 * default to 0x0 (i.e. don't relocate) */
3285 if (CMD_ARGC >= 2) {
3287 COMMAND_PARSE_ADDRESS(CMD_ARGV[1], addr);
3288 image->base_address = addr;
3289 image->base_address_set = 1;
3291 image->base_address_set = 0;
3293 image->start_address_set = 0;
3296 COMMAND_PARSE_ADDRESS(CMD_ARGV[3], *min_address);
3297 if (CMD_ARGC == 5) {
3298 COMMAND_PARSE_ADDRESS(CMD_ARGV[4], *max_address);
3299 /* use size (given) to find max (required) */
3300 *max_address += *min_address;
3303 if (*min_address > *max_address)
3304 return ERROR_COMMAND_SYNTAX_ERROR;
3309 COMMAND_HANDLER(handle_load_image_command)
3313 uint32_t image_size;
3314 target_addr_t min_address = 0;
3315 target_addr_t max_address = -1;
3319 int retval = CALL_COMMAND_HANDLER(parse_load_image_command_CMD_ARGV,
3320 &image, &min_address, &max_address);
3321 if (ERROR_OK != retval)
3324 struct target *target = get_current_target(CMD_CTX);
3326 struct duration bench;
3327 duration_start(&bench);
3329 if (image_open(&image, CMD_ARGV[0], (CMD_ARGC >= 3) ? CMD_ARGV[2] : NULL) != ERROR_OK)
3334 for (i = 0; i < image.num_sections; i++) {
3335 buffer = malloc(image.sections[i].size);
3336 if (buffer == NULL) {
3337 command_print(CMD_CTX,
3338 "error allocating buffer for section (%d bytes)",
3339 (int)(image.sections[i].size));
3340 retval = ERROR_FAIL;
3344 retval = image_read_section(&image, i, 0x0, image.sections[i].size, buffer, &buf_cnt);
3345 if (retval != ERROR_OK) {
3350 uint32_t offset = 0;
3351 uint32_t length = buf_cnt;
3353 /* DANGER!!! beware of unsigned comparision here!!! */
3355 if ((image.sections[i].base_address + buf_cnt >= min_address) &&
3356 (image.sections[i].base_address < max_address)) {
3358 if (image.sections[i].base_address < min_address) {
3359 /* clip addresses below */
3360 offset += min_address-image.sections[i].base_address;
3364 if (image.sections[i].base_address + buf_cnt > max_address)
3365 length -= (image.sections[i].base_address + buf_cnt)-max_address;
3367 retval = target_write_buffer(target,
3368 image.sections[i].base_address + offset, length, buffer + offset);
3369 if (retval != ERROR_OK) {
3373 image_size += length;
3374 command_print(CMD_CTX, "%u bytes written at address " TARGET_ADDR_FMT "",
3375 (unsigned int)length,
3376 image.sections[i].base_address + offset);
3382 if ((ERROR_OK == retval) && (duration_measure(&bench) == ERROR_OK)) {
3383 command_print(CMD_CTX, "downloaded %" PRIu32 " bytes "
3384 "in %fs (%0.3f KiB/s)", image_size,
3385 duration_elapsed(&bench), duration_kbps(&bench, image_size));
3388 image_close(&image);
3394 COMMAND_HANDLER(handle_dump_image_command)
3396 struct fileio *fileio;
3398 int retval, retvaltemp;
3399 target_addr_t address, size;
3400 struct duration bench;
3401 struct target *target = get_current_target(CMD_CTX);
3404 return ERROR_COMMAND_SYNTAX_ERROR;
3406 COMMAND_PARSE_ADDRESS(CMD_ARGV[1], address);
3407 COMMAND_PARSE_ADDRESS(CMD_ARGV[2], size);
3409 uint32_t buf_size = (size > 4096) ? 4096 : size;
3410 buffer = malloc(buf_size);
3414 retval = fileio_open(&fileio, CMD_ARGV[0], FILEIO_WRITE, FILEIO_BINARY);
3415 if (retval != ERROR_OK) {
3420 duration_start(&bench);
3423 size_t size_written;
3424 uint32_t this_run_size = (size > buf_size) ? buf_size : size;
3425 retval = target_read_buffer(target, address, this_run_size, buffer);
3426 if (retval != ERROR_OK)
3429 retval = fileio_write(fileio, this_run_size, buffer, &size_written);
3430 if (retval != ERROR_OK)
3433 size -= this_run_size;
3434 address += this_run_size;
3439 if ((ERROR_OK == retval) && (duration_measure(&bench) == ERROR_OK)) {
3441 retval = fileio_size(fileio, &filesize);
3442 if (retval != ERROR_OK)
3444 command_print(CMD_CTX,
3445 "dumped %zu bytes in %fs (%0.3f KiB/s)", filesize,
3446 duration_elapsed(&bench), duration_kbps(&bench, filesize));
3449 retvaltemp = fileio_close(fileio);
3450 if (retvaltemp != ERROR_OK)
3459 IMAGE_CHECKSUM_ONLY = 2
3462 static COMMAND_HELPER(handle_verify_image_command_internal, enum verify_mode verify)
3466 uint32_t image_size;
3469 uint32_t checksum = 0;
3470 uint32_t mem_checksum = 0;
3474 struct target *target = get_current_target(CMD_CTX);
3477 return ERROR_COMMAND_SYNTAX_ERROR;
3480 LOG_ERROR("no target selected");
3484 struct duration bench;
3485 duration_start(&bench);
3487 if (CMD_ARGC >= 2) {
3489 COMMAND_PARSE_ADDRESS(CMD_ARGV[1], addr);
3490 image.base_address = addr;
3491 image.base_address_set = 1;
3493 image.base_address_set = 0;
3494 image.base_address = 0x0;
3497 image.start_address_set = 0;
3499 retval = image_open(&image, CMD_ARGV[0], (CMD_ARGC == 3) ? CMD_ARGV[2] : NULL);
3500 if (retval != ERROR_OK)
3506 for (i = 0; i < image.num_sections; i++) {
3507 buffer = malloc(image.sections[i].size);
3508 if (buffer == NULL) {
3509 command_print(CMD_CTX,
3510 "error allocating buffer for section (%d bytes)",
3511 (int)(image.sections[i].size));
3514 retval = image_read_section(&image, i, 0x0, image.sections[i].size, buffer, &buf_cnt);
3515 if (retval != ERROR_OK) {
3520 if (verify >= IMAGE_VERIFY) {
3521 /* calculate checksum of image */
3522 retval = image_calculate_checksum(buffer, buf_cnt, &checksum);
3523 if (retval != ERROR_OK) {
3528 retval = target_checksum_memory(target, image.sections[i].base_address, buf_cnt, &mem_checksum);
3529 if (retval != ERROR_OK) {
3533 if ((checksum != mem_checksum) && (verify == IMAGE_CHECKSUM_ONLY)) {
3534 LOG_ERROR("checksum mismatch");
3536 retval = ERROR_FAIL;
3539 if (checksum != mem_checksum) {
3540 /* failed crc checksum, fall back to a binary compare */
3544 LOG_ERROR("checksum mismatch - attempting binary compare");
3546 data = malloc(buf_cnt);
3548 /* Can we use 32bit word accesses? */
3550 int count = buf_cnt;
3551 if ((count % 4) == 0) {
3555 retval = target_read_memory(target, image.sections[i].base_address, size, count, data);
3556 if (retval == ERROR_OK) {
3558 for (t = 0; t < buf_cnt; t++) {
3559 if (data[t] != buffer[t]) {
3560 command_print(CMD_CTX,
3561 "diff %d address 0x%08x. Was 0x%02x instead of 0x%02x",
3563 (unsigned)(t + image.sections[i].base_address),
3566 if (diffs++ >= 127) {
3567 command_print(CMD_CTX, "More than 128 errors, the rest are not printed.");
3579 command_print(CMD_CTX, "address " TARGET_ADDR_FMT " length 0x%08zx",
3580 image.sections[i].base_address,
3585 image_size += buf_cnt;
3588 command_print(CMD_CTX, "No more differences found.");
3591 retval = ERROR_FAIL;
3592 if ((ERROR_OK == retval) && (duration_measure(&bench) == ERROR_OK)) {
3593 command_print(CMD_CTX, "verified %" PRIu32 " bytes "
3594 "in %fs (%0.3f KiB/s)", image_size,
3595 duration_elapsed(&bench), duration_kbps(&bench, image_size));
3598 image_close(&image);
3603 COMMAND_HANDLER(handle_verify_image_checksum_command)
3605 return CALL_COMMAND_HANDLER(handle_verify_image_command_internal, IMAGE_CHECKSUM_ONLY);
3608 COMMAND_HANDLER(handle_verify_image_command)
3610 return CALL_COMMAND_HANDLER(handle_verify_image_command_internal, IMAGE_VERIFY);
3613 COMMAND_HANDLER(handle_test_image_command)
3615 return CALL_COMMAND_HANDLER(handle_verify_image_command_internal, IMAGE_TEST);
3618 static int handle_bp_command_list(struct command_context *cmd_ctx)
3620 struct target *target = get_current_target(cmd_ctx);
3621 struct breakpoint *breakpoint = target->breakpoints;
3622 while (breakpoint) {
3623 if (breakpoint->type == BKPT_SOFT) {
3624 char *buf = buf_to_str(breakpoint->orig_instr,
3625 breakpoint->length, 16);
3626 command_print(cmd_ctx, "IVA breakpoint: " TARGET_ADDR_FMT ", 0x%x, %i, 0x%s",
3627 breakpoint->address,
3629 breakpoint->set, buf);
3632 if ((breakpoint->address == 0) && (breakpoint->asid != 0))
3633 command_print(cmd_ctx, "Context breakpoint: 0x%8.8" PRIx32 ", 0x%x, %i",
3635 breakpoint->length, breakpoint->set);
3636 else if ((breakpoint->address != 0) && (breakpoint->asid != 0)) {
3637 command_print(cmd_ctx, "Hybrid breakpoint(IVA): " TARGET_ADDR_FMT ", 0x%x, %i",
3638 breakpoint->address,
3639 breakpoint->length, breakpoint->set);
3640 command_print(cmd_ctx, "\t|--->linked with ContextID: 0x%8.8" PRIx32,
3643 command_print(cmd_ctx, "Breakpoint(IVA): " TARGET_ADDR_FMT ", 0x%x, %i",
3644 breakpoint->address,
3645 breakpoint->length, breakpoint->set);
3648 breakpoint = breakpoint->next;
3653 static int handle_bp_command_set(struct command_context *cmd_ctx,
3654 target_addr_t addr, uint32_t asid, uint32_t length, int hw)
3656 struct target *target = get_current_target(cmd_ctx);
3660 retval = breakpoint_add(target, addr, length, hw);
3661 if (ERROR_OK == retval)
3662 command_print(cmd_ctx, "breakpoint set at " TARGET_ADDR_FMT "", addr);
3664 LOG_ERROR("Failure setting breakpoint, the same address(IVA) is already used");
3667 } else if (addr == 0) {
3668 if (target->type->add_context_breakpoint == NULL) {
3669 LOG_WARNING("Context breakpoint not available");
3672 retval = context_breakpoint_add(target, asid, length, hw);
3673 if (ERROR_OK == retval)
3674 command_print(cmd_ctx, "Context breakpoint set at 0x%8.8" PRIx32 "", asid);
3676 LOG_ERROR("Failure setting breakpoint, the same address(CONTEXTID) is already used");
3680 if (target->type->add_hybrid_breakpoint == NULL) {
3681 LOG_WARNING("Hybrid breakpoint not available");
3684 retval = hybrid_breakpoint_add(target, addr, asid, length, hw);
3685 if (ERROR_OK == retval)
3686 command_print(cmd_ctx, "Hybrid breakpoint set at 0x%8.8" PRIx32 "", asid);
3688 LOG_ERROR("Failure setting breakpoint, the same address is already used");
3695 COMMAND_HANDLER(handle_bp_command)
3704 return handle_bp_command_list(CMD_CTX);
3708 COMMAND_PARSE_ADDRESS(CMD_ARGV[0], addr);
3709 COMMAND_PARSE_NUMBER(u32, CMD_ARGV[1], length);
3710 return handle_bp_command_set(CMD_CTX, addr, asid, length, hw);
3713 if (strcmp(CMD_ARGV[2], "hw") == 0) {
3715 COMMAND_PARSE_ADDRESS(CMD_ARGV[0], addr);
3716 COMMAND_PARSE_NUMBER(u32, CMD_ARGV[1], length);
3718 return handle_bp_command_set(CMD_CTX, addr, asid, length, hw);
3719 } else if (strcmp(CMD_ARGV[2], "hw_ctx") == 0) {
3721 COMMAND_PARSE_NUMBER(u32, CMD_ARGV[0], asid);
3722 COMMAND_PARSE_NUMBER(u32, CMD_ARGV[1], length);
3724 return handle_bp_command_set(CMD_CTX, addr, asid, length, hw);
3729 COMMAND_PARSE_ADDRESS(CMD_ARGV[0], addr);
3730 COMMAND_PARSE_NUMBER(u32, CMD_ARGV[1], asid);
3731 COMMAND_PARSE_NUMBER(u32, CMD_ARGV[2], length);
3732 return handle_bp_command_set(CMD_CTX, addr, asid, length, hw);
3735 return ERROR_COMMAND_SYNTAX_ERROR;
3739 COMMAND_HANDLER(handle_rbp_command)
3742 return ERROR_COMMAND_SYNTAX_ERROR;
3745 COMMAND_PARSE_ADDRESS(CMD_ARGV[0], addr);
3747 struct target *target = get_current_target(CMD_CTX);
3748 breakpoint_remove(target, addr);
3753 COMMAND_HANDLER(handle_wp_command)
3755 struct target *target = get_current_target(CMD_CTX);
3757 if (CMD_ARGC == 0) {
3758 struct watchpoint *watchpoint = target->watchpoints;
3760 while (watchpoint) {
3761 command_print(CMD_CTX, "address: " TARGET_ADDR_FMT
3762 ", len: 0x%8.8" PRIx32
3763 ", r/w/a: %i, value: 0x%8.8" PRIx32
3764 ", mask: 0x%8.8" PRIx32,
3765 watchpoint->address,
3767 (int)watchpoint->rw,
3770 watchpoint = watchpoint->next;
3775 enum watchpoint_rw type = WPT_ACCESS;
3777 uint32_t length = 0;
3778 uint32_t data_value = 0x0;
3779 uint32_t data_mask = 0xffffffff;
3783 COMMAND_PARSE_NUMBER(u32, CMD_ARGV[4], data_mask);
3786 COMMAND_PARSE_NUMBER(u32, CMD_ARGV[3], data_value);
3789 switch (CMD_ARGV[2][0]) {
3800 LOG_ERROR("invalid watchpoint mode ('%c')", CMD_ARGV[2][0]);
3801 return ERROR_COMMAND_SYNTAX_ERROR;
3805 COMMAND_PARSE_NUMBER(u32, CMD_ARGV[1], length);
3806 COMMAND_PARSE_NUMBER(u32, CMD_ARGV[0], addr);
3810 return ERROR_COMMAND_SYNTAX_ERROR;
3813 int retval = watchpoint_add(target, addr, length, type,
3814 data_value, data_mask);
3815 if (ERROR_OK != retval)
3816 LOG_ERROR("Failure setting watchpoints");
3821 COMMAND_HANDLER(handle_rwp_command)
3824 return ERROR_COMMAND_SYNTAX_ERROR;
3827 COMMAND_PARSE_NUMBER(u32, CMD_ARGV[0], addr);
3829 struct target *target = get_current_target(CMD_CTX);
3830 watchpoint_remove(target, addr);
3836 * Translate a virtual address to a physical address.
3838 * The low-level target implementation must have logged a detailed error
3839 * which is forwarded to telnet/GDB session.
3841 COMMAND_HANDLER(handle_virt2phys_command)
3844 return ERROR_COMMAND_SYNTAX_ERROR;
3847 COMMAND_PARSE_ADDRESS(CMD_ARGV[0], va);
3850 struct target *target = get_current_target(CMD_CTX);
3851 int retval = target->type->virt2phys(target, va, &pa);
3852 if (retval == ERROR_OK)
3853 command_print(CMD_CTX, "Physical address " TARGET_ADDR_FMT "", pa);
3858 static void writeData(FILE *f, const void *data, size_t len)
3860 size_t written = fwrite(data, 1, len, f);
3862 LOG_ERROR("failed to write %zu bytes: %s", len, strerror(errno));
3865 static void writeLong(FILE *f, int l, struct target *target)
3869 target_buffer_set_u32(target, val, l);
3870 writeData(f, val, 4);
3873 static void writeString(FILE *f, char *s)
3875 writeData(f, s, strlen(s));
3878 typedef unsigned char UNIT[2]; /* unit of profiling */
3880 /* Dump a gmon.out histogram file. */
3881 static void write_gmon(uint32_t *samples, uint32_t sampleNum, const char *filename, bool with_range,
3882 uint32_t start_address, uint32_t end_address, struct target *target, uint32_t duration_ms)
3885 FILE *f = fopen(filename, "w");
3888 writeString(f, "gmon");
3889 writeLong(f, 0x00000001, target); /* Version */
3890 writeLong(f, 0, target); /* padding */
3891 writeLong(f, 0, target); /* padding */
3892 writeLong(f, 0, target); /* padding */
3894 uint8_t zero = 0; /* GMON_TAG_TIME_HIST */
3895 writeData(f, &zero, 1);
3897 /* figure out bucket size */
3901 min = start_address;
3906 for (i = 0; i < sampleNum; i++) {
3907 if (min > samples[i])
3909 if (max < samples[i])
3913 /* max should be (largest sample + 1)
3914 * Refer to binutils/gprof/hist.c (find_histogram_for_pc) */
3918 int addressSpace = max - min;
3919 assert(addressSpace >= 2);
3921 /* FIXME: What is the reasonable number of buckets?
3922 * The profiling result will be more accurate if there are enough buckets. */
3923 static const uint32_t maxBuckets = 128 * 1024; /* maximum buckets. */
3924 uint32_t numBuckets = addressSpace / sizeof(UNIT);
3925 if (numBuckets > maxBuckets)
3926 numBuckets = maxBuckets;
3927 int *buckets = malloc(sizeof(int) * numBuckets);
3928 if (buckets == NULL) {
3932 memset(buckets, 0, sizeof(int) * numBuckets);
3933 for (i = 0; i < sampleNum; i++) {
3934 uint32_t address = samples[i];
3936 if ((address < min) || (max <= address))
3939 long long a = address - min;
3940 long long b = numBuckets;
3941 long long c = addressSpace;
3942 int index_t = (a * b) / c; /* danger!!!! int32 overflows */
3946 /* append binary memory gmon.out &profile_hist_hdr ((char*)&profile_hist_hdr + sizeof(struct gmon_hist_hdr)) */
3947 writeLong(f, min, target); /* low_pc */
3948 writeLong(f, max, target); /* high_pc */
3949 writeLong(f, numBuckets, target); /* # of buckets */
3950 float sample_rate = sampleNum / (duration_ms / 1000.0);
3951 writeLong(f, sample_rate, target);
3952 writeString(f, "seconds");
3953 for (i = 0; i < (15-strlen("seconds")); i++)
3954 writeData(f, &zero, 1);
3955 writeString(f, "s");
3957 /*append binary memory gmon.out profile_hist_data (profile_hist_data + profile_hist_hdr.hist_size) */
3959 char *data = malloc(2 * numBuckets);
3961 for (i = 0; i < numBuckets; i++) {
3966 data[i * 2] = val&0xff;
3967 data[i * 2 + 1] = (val >> 8) & 0xff;
3970 writeData(f, data, numBuckets * 2);
3978 /* profiling samples the CPU PC as quickly as OpenOCD is able,
3979 * which will be used as a random sampling of PC */
3980 COMMAND_HANDLER(handle_profile_command)
3982 struct target *target = get_current_target(CMD_CTX);
3984 if ((CMD_ARGC != 2) && (CMD_ARGC != 4))
3985 return ERROR_COMMAND_SYNTAX_ERROR;
3987 const uint32_t MAX_PROFILE_SAMPLE_NUM = 10000;
3989 uint32_t num_of_samples;
3990 int retval = ERROR_OK;
3992 COMMAND_PARSE_NUMBER(u32, CMD_ARGV[0], offset);
3994 uint32_t *samples = malloc(sizeof(uint32_t) * MAX_PROFILE_SAMPLE_NUM);
3995 if (samples == NULL) {
3996 LOG_ERROR("No memory to store samples.");
4000 uint64_t timestart_ms = timeval_ms();
4002 * Some cores let us sample the PC without the
4003 * annoying halt/resume step; for example, ARMv7 PCSR.
4004 * Provide a way to use that more efficient mechanism.
4006 retval = target_profiling(target, samples, MAX_PROFILE_SAMPLE_NUM,
4007 &num_of_samples, offset);
4008 if (retval != ERROR_OK) {
4012 uint32_t duration_ms = timeval_ms() - timestart_ms;
4014 assert(num_of_samples <= MAX_PROFILE_SAMPLE_NUM);
4016 retval = target_poll(target);
4017 if (retval != ERROR_OK) {
4021 if (target->state == TARGET_RUNNING) {
4022 retval = target_halt(target);
4023 if (retval != ERROR_OK) {
4029 retval = target_poll(target);
4030 if (retval != ERROR_OK) {
4035 uint32_t start_address = 0;
4036 uint32_t end_address = 0;
4037 bool with_range = false;
4038 if (CMD_ARGC == 4) {
4040 COMMAND_PARSE_NUMBER(u32, CMD_ARGV[2], start_address);
4041 COMMAND_PARSE_NUMBER(u32, CMD_ARGV[3], end_address);
4044 write_gmon(samples, num_of_samples, CMD_ARGV[1],
4045 with_range, start_address, end_address, target, duration_ms);
4046 command_print(CMD_CTX, "Wrote %s", CMD_ARGV[1]);
4052 static int new_int_array_element(Jim_Interp *interp, const char *varname, int idx, uint32_t val)
4055 Jim_Obj *nameObjPtr, *valObjPtr;
4058 namebuf = alloc_printf("%s(%d)", varname, idx);
4062 nameObjPtr = Jim_NewStringObj(interp, namebuf, -1);
4063 valObjPtr = Jim_NewIntObj(interp, val);
4064 if (!nameObjPtr || !valObjPtr) {
4069 Jim_IncrRefCount(nameObjPtr);
4070 Jim_IncrRefCount(valObjPtr);
4071 result = Jim_SetVariable(interp, nameObjPtr, valObjPtr);
4072 Jim_DecrRefCount(interp, nameObjPtr);
4073 Jim_DecrRefCount(interp, valObjPtr);
4075 /* printf("%s(%d) <= 0%08x\n", varname, idx, val); */
4079 static int jim_mem2array(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
4081 struct command_context *context;
4082 struct target *target;
4084 context = current_command_context(interp);
4085 assert(context != NULL);
4087 target = get_current_target(context);
4088 if (target == NULL) {
4089 LOG_ERROR("mem2array: no current target");
4093 return target_mem2array(interp, target, argc - 1, argv + 1);
4096 static int target_mem2array(Jim_Interp *interp, struct target *target, int argc, Jim_Obj *const *argv)
4104 const char *varname;
4110 /* argv[1] = name of array to receive the data
4111 * argv[2] = desired width
4112 * argv[3] = memory address
4113 * argv[4] = count of times to read
4115 if (argc < 4 || argc > 5) {
4116 Jim_WrongNumArgs(interp, 1, argv, "varname width addr nelems [phys]");
4119 varname = Jim_GetString(argv[0], &len);
4120 /* given "foo" get space for worse case "foo(%d)" .. add 20 */
4122 e = Jim_GetLong(interp, argv[1], &l);
4127 e = Jim_GetLong(interp, argv[2], &l);
4131 e = Jim_GetLong(interp, argv[3], &l);
4137 phys = Jim_GetString(argv[4], &n);
4138 if (!strncmp(phys, "phys", n))
4154 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
4155 Jim_AppendStrings(interp, Jim_GetResult(interp), "Invalid width param, must be 8/16/32", NULL);
4159 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
4160 Jim_AppendStrings(interp, Jim_GetResult(interp), "mem2array: zero width read?", NULL);
4163 if ((addr + (len * width)) < addr) {
4164 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
4165 Jim_AppendStrings(interp, Jim_GetResult(interp), "mem2array: addr + len - wraps to zero?", NULL);
4168 /* absurd transfer size? */
4170 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
4171 Jim_AppendStrings(interp, Jim_GetResult(interp), "mem2array: absurd > 64K item request", NULL);
4176 ((width == 2) && ((addr & 1) == 0)) ||
4177 ((width == 4) && ((addr & 3) == 0))) {
4181 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
4182 sprintf(buf, "mem2array address: 0x%08" PRIx32 " is not aligned for %" PRId32 " byte reads",
4185 Jim_AppendStrings(interp, Jim_GetResult(interp), buf, NULL);
4194 size_t buffersize = 4096;
4195 uint8_t *buffer = malloc(buffersize);
4202 /* Slurp... in buffer size chunks */
4204 count = len; /* in objects.. */
4205 if (count > (buffersize / width))
4206 count = (buffersize / width);
4209 retval = target_read_phys_memory(target, addr, width, count, buffer);
4211 retval = target_read_memory(target, addr, width, count, buffer);
4212 if (retval != ERROR_OK) {
4214 LOG_ERROR("mem2array: Read @ 0x%08" PRIx32 ", w=%" PRId32 ", cnt=%" PRId32 ", failed",
4218 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
4219 Jim_AppendStrings(interp, Jim_GetResult(interp), "mem2array: cannot read memory", NULL);
4223 v = 0; /* shut up gcc */
4224 for (i = 0; i < count ; i++, n++) {
4227 v = target_buffer_get_u32(target, &buffer[i*width]);
4230 v = target_buffer_get_u16(target, &buffer[i*width]);
4233 v = buffer[i] & 0x0ff;
4236 new_int_array_element(interp, varname, n, v);
4239 addr += count * width;
4245 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
4250 static int get_int_array_element(Jim_Interp *interp, const char *varname, int idx, uint32_t *val)
4253 Jim_Obj *nameObjPtr, *valObjPtr;
4257 namebuf = alloc_printf("%s(%d)", varname, idx);
4261 nameObjPtr = Jim_NewStringObj(interp, namebuf, -1);
4267 Jim_IncrRefCount(nameObjPtr);
4268 valObjPtr = Jim_GetVariable(interp, nameObjPtr, JIM_ERRMSG);
4269 Jim_DecrRefCount(interp, nameObjPtr);
4271 if (valObjPtr == NULL)
4274 result = Jim_GetLong(interp, valObjPtr, &l);
4275 /* printf("%s(%d) => 0%08x\n", varname, idx, val); */
4280 static int jim_array2mem(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
4282 struct command_context *context;
4283 struct target *target;
4285 context = current_command_context(interp);
4286 assert(context != NULL);
4288 target = get_current_target(context);
4289 if (target == NULL) {
4290 LOG_ERROR("array2mem: no current target");
4294 return target_array2mem(interp, target, argc-1, argv + 1);
4297 static int target_array2mem(Jim_Interp *interp, struct target *target,
4298 int argc, Jim_Obj *const *argv)
4306 const char *varname;
4312 /* argv[1] = name of array to get the data
4313 * argv[2] = desired width
4314 * argv[3] = memory address
4315 * argv[4] = count to write
4317 if (argc < 4 || argc > 5) {
4318 Jim_WrongNumArgs(interp, 0, argv, "varname width addr nelems [phys]");
4321 varname = Jim_GetString(argv[0], &len);
4322 /* given "foo" get space for worse case "foo(%d)" .. add 20 */
4324 e = Jim_GetLong(interp, argv[1], &l);
4329 e = Jim_GetLong(interp, argv[2], &l);
4333 e = Jim_GetLong(interp, argv[3], &l);
4339 phys = Jim_GetString(argv[4], &n);
4340 if (!strncmp(phys, "phys", n))
4356 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
4357 Jim_AppendStrings(interp, Jim_GetResult(interp),
4358 "Invalid width param, must be 8/16/32", NULL);
4362 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
4363 Jim_AppendStrings(interp, Jim_GetResult(interp),
4364 "array2mem: zero width read?", NULL);
4367 if ((addr + (len * width)) < addr) {
4368 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
4369 Jim_AppendStrings(interp, Jim_GetResult(interp),
4370 "array2mem: addr + len - wraps to zero?", NULL);
4373 /* absurd transfer size? */
4375 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
4376 Jim_AppendStrings(interp, Jim_GetResult(interp),
4377 "array2mem: absurd > 64K item request", NULL);
4382 ((width == 2) && ((addr & 1) == 0)) ||
4383 ((width == 4) && ((addr & 3) == 0))) {
4387 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
4388 sprintf(buf, "array2mem address: 0x%08" PRIx32 " is not aligned for %" PRId32 " byte reads",
4391 Jim_AppendStrings(interp, Jim_GetResult(interp), buf, NULL);
4402 size_t buffersize = 4096;
4403 uint8_t *buffer = malloc(buffersize);
4408 /* Slurp... in buffer size chunks */
4410 count = len; /* in objects.. */
4411 if (count > (buffersize / width))
4412 count = (buffersize / width);
4414 v = 0; /* shut up gcc */
4415 for (i = 0; i < count; i++, n++) {
4416 get_int_array_element(interp, varname, n, &v);
4419 target_buffer_set_u32(target, &buffer[i * width], v);
4422 target_buffer_set_u16(target, &buffer[i * width], v);
4425 buffer[i] = v & 0x0ff;
4432 retval = target_write_phys_memory(target, addr, width, count, buffer);
4434 retval = target_write_memory(target, addr, width, count, buffer);
4435 if (retval != ERROR_OK) {
4437 LOG_ERROR("array2mem: Write @ 0x%08" PRIx32 ", w=%" PRId32 ", cnt=%" PRId32 ", failed",
4441 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
4442 Jim_AppendStrings(interp, Jim_GetResult(interp), "array2mem: cannot read memory", NULL);
4446 addr += count * width;
4451 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
4456 /* FIX? should we propagate errors here rather than printing them
4459 void target_handle_event(struct target *target, enum target_event e)
4461 struct target_event_action *teap;
4463 for (teap = target->event_action; teap != NULL; teap = teap->next) {
4464 if (teap->event == e) {
4465 LOG_DEBUG("target(%d): %s (%s) event: %d (%s) action: %s",
4466 target->target_number,
4467 target_name(target),
4468 target_type_name(target),
4470 Jim_Nvp_value2name_simple(nvp_target_event, e)->name,
4471 Jim_GetString(teap->body, NULL));
4473 /* Override current target by the target an event
4474 * is issued from (lot of scripts need it).
4475 * Return back to previous override as soon
4476 * as the handler processing is done */
4477 struct command_context *cmd_ctx = current_command_context(teap->interp);
4478 struct target *saved_target_override = cmd_ctx->current_target_override;
4479 cmd_ctx->current_target_override = target;
4481 if (Jim_EvalObj(teap->interp, teap->body) != JIM_OK) {
4482 Jim_MakeErrorMessage(teap->interp);
4483 command_print(NULL, "%s\n", Jim_GetString(Jim_GetResult(teap->interp), NULL));
4486 cmd_ctx->current_target_override = saved_target_override;
4492 * Returns true only if the target has a handler for the specified event.
4494 bool target_has_event_action(struct target *target, enum target_event event)
4496 struct target_event_action *teap;
4498 for (teap = target->event_action; teap != NULL; teap = teap->next) {
4499 if (teap->event == event)
4505 enum target_cfg_param {
4508 TCFG_WORK_AREA_VIRT,
4509 TCFG_WORK_AREA_PHYS,
4510 TCFG_WORK_AREA_SIZE,
4511 TCFG_WORK_AREA_BACKUP,
4514 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 = "-ctibase", .value = TCFG_CTIBASE },
4533 { .name = "-rtos", .value = TCFG_RTOS },
4534 { .name = "-defer-examine", .value = TCFG_DEFER_EXAMINE },
4535 { .name = NULL, .value = -1 }
4538 static int target_configure(Jim_GetOptInfo *goi, struct target *target)
4545 /* parse config or cget options ... */
4546 while (goi->argc > 0) {
4547 Jim_SetEmptyResult(goi->interp);
4548 /* Jim_GetOpt_Debug(goi); */
4550 if (target->type->target_jim_configure) {
4551 /* target defines a configure function */
4552 /* target gets first dibs on parameters */
4553 e = (*(target->type->target_jim_configure))(target, goi);
4562 /* otherwise we 'continue' below */
4564 e = Jim_GetOpt_Nvp(goi, nvp_config_opts, &n);
4566 Jim_GetOpt_NvpUnknown(goi, nvp_config_opts, 0);
4572 if (goi->isconfigure) {
4573 Jim_SetResultFormatted(goi->interp,
4574 "not settable: %s", n->name);
4578 if (goi->argc != 0) {
4579 Jim_WrongNumArgs(goi->interp,
4580 goi->argc, goi->argv,
4585 Jim_SetResultString(goi->interp,
4586 target_type_name(target), -1);
4590 if (goi->argc == 0) {
4591 Jim_WrongNumArgs(goi->interp, goi->argc, goi->argv, "-event ?event-name? ...");
4595 e = Jim_GetOpt_Nvp(goi, nvp_target_event, &n);
4597 Jim_GetOpt_NvpUnknown(goi, nvp_target_event, 1);
4601 if (goi->isconfigure) {
4602 if (goi->argc != 1) {
4603 Jim_WrongNumArgs(goi->interp, goi->argc, goi->argv, "-event ?event-name? ?EVENT-BODY?");
4607 if (goi->argc != 0) {
4608 Jim_WrongNumArgs(goi->interp, goi->argc, goi->argv, "-event ?event-name?");
4614 struct target_event_action *teap;
4616 teap = target->event_action;
4617 /* replace existing? */
4619 if (teap->event == (enum target_event)n->value)
4624 if (goi->isconfigure) {
4625 bool replace = true;
4628 teap = calloc(1, sizeof(*teap));
4631 teap->event = n->value;
4632 teap->interp = goi->interp;
4633 Jim_GetOpt_Obj(goi, &o);
4635 Jim_DecrRefCount(teap->interp, teap->body);
4636 teap->body = Jim_DuplicateObj(goi->interp, o);
4639 * Tcl/TK - "tk events" have a nice feature.
4640 * See the "BIND" command.
4641 * We should support that here.
4642 * You can specify %X and %Y in the event code.
4643 * The idea is: %T - target name.
4644 * The idea is: %N - target number
4645 * The idea is: %E - event name.
4647 Jim_IncrRefCount(teap->body);
4650 /* add to head of event list */
4651 teap->next = target->event_action;
4652 target->event_action = teap;
4654 Jim_SetEmptyResult(goi->interp);
4658 Jim_SetEmptyResult(goi->interp);
4660 Jim_SetResult(goi->interp, Jim_DuplicateObj(goi->interp, teap->body));
4666 case TCFG_WORK_AREA_VIRT:
4667 if (goi->isconfigure) {
4668 target_free_all_working_areas(target);
4669 e = Jim_GetOpt_Wide(goi, &w);
4672 target->working_area_virt = w;
4673 target->working_area_virt_spec = true;
4678 Jim_SetResult(goi->interp, Jim_NewIntObj(goi->interp, target->working_area_virt));
4682 case TCFG_WORK_AREA_PHYS:
4683 if (goi->isconfigure) {
4684 target_free_all_working_areas(target);
4685 e = Jim_GetOpt_Wide(goi, &w);
4688 target->working_area_phys = w;
4689 target->working_area_phys_spec = true;
4694 Jim_SetResult(goi->interp, Jim_NewIntObj(goi->interp, target->working_area_phys));
4698 case TCFG_WORK_AREA_SIZE:
4699 if (goi->isconfigure) {
4700 target_free_all_working_areas(target);
4701 e = Jim_GetOpt_Wide(goi, &w);
4704 target->working_area_size = w;
4709 Jim_SetResult(goi->interp, Jim_NewIntObj(goi->interp, target->working_area_size));
4713 case TCFG_WORK_AREA_BACKUP:
4714 if (goi->isconfigure) {
4715 target_free_all_working_areas(target);
4716 e = Jim_GetOpt_Wide(goi, &w);
4719 /* make this exactly 1 or 0 */
4720 target->backup_working_area = (!!w);
4725 Jim_SetResult(goi->interp, Jim_NewIntObj(goi->interp, target->backup_working_area));
4726 /* loop for more e*/
4731 if (goi->isconfigure) {
4732 e = Jim_GetOpt_Nvp(goi, nvp_target_endian, &n);
4734 Jim_GetOpt_NvpUnknown(goi, nvp_target_endian, 1);
4737 target->endianness = n->value;
4742 n = Jim_Nvp_value2name_simple(nvp_target_endian, target->endianness);
4743 if (n->name == NULL) {
4744 target->endianness = TARGET_LITTLE_ENDIAN;
4745 n = Jim_Nvp_value2name_simple(nvp_target_endian, target->endianness);
4747 Jim_SetResultString(goi->interp, n->name, -1);
4752 if (goi->isconfigure) {
4753 e = Jim_GetOpt_Wide(goi, &w);
4756 target->coreid = (int32_t)w;
4761 Jim_SetResult(goi->interp, Jim_NewIntObj(goi->interp, target->working_area_size));
4765 case TCFG_CHAIN_POSITION:
4766 if (goi->isconfigure) {
4768 struct jtag_tap *tap;
4769 target_free_all_working_areas(target);
4770 e = Jim_GetOpt_Obj(goi, &o_t);
4773 tap = jtag_tap_by_jim_obj(goi->interp, o_t);
4776 /* make this exactly 1 or 0 */
4782 Jim_SetResultString(goi->interp, target->tap->dotted_name, -1);
4783 /* loop for more e*/
4786 if (goi->isconfigure) {
4787 e = Jim_GetOpt_Wide(goi, &w);
4790 target->dbgbase = (uint32_t)w;
4791 target->dbgbase_set = true;
4796 Jim_SetResult(goi->interp, Jim_NewIntObj(goi->interp, target->dbgbase));
4800 if (goi->isconfigure) {
4801 e = Jim_GetOpt_Wide(goi, &w);
4804 target->ctibase = (uint32_t)w;
4805 target->ctibase_set = true;
4810 Jim_SetResult(goi->interp, Jim_NewIntObj(goi->interp, target->ctibase));
4816 int result = rtos_create(goi, target);
4817 if (result != JIM_OK)
4823 case TCFG_DEFER_EXAMINE:
4825 target->defer_examine = true;
4830 } /* while (goi->argc) */
4833 /* done - we return */
4837 static int jim_target_configure(Jim_Interp *interp, int argc, Jim_Obj * const *argv)
4841 Jim_GetOpt_Setup(&goi, interp, argc - 1, argv + 1);
4842 goi.isconfigure = !strcmp(Jim_GetString(argv[0], NULL), "configure");
4844 Jim_WrongNumArgs(goi.interp, goi.argc, goi.argv,
4845 "missing: -option ...");
4848 struct target *target = Jim_CmdPrivData(goi.interp);
4849 return target_configure(&goi, target);
4852 static int jim_target_mw(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
4854 const char *cmd_name = Jim_GetString(argv[0], NULL);
4857 Jim_GetOpt_Setup(&goi, interp, argc - 1, argv + 1);
4859 if (goi.argc < 2 || goi.argc > 4) {
4860 Jim_SetResultFormatted(goi.interp,
4861 "usage: %s [phys] <address> <data> [<count>]", cmd_name);
4866 fn = target_write_memory;
4869 if (strcmp(Jim_GetString(argv[1], NULL), "phys") == 0) {
4871 struct Jim_Obj *obj;
4872 e = Jim_GetOpt_Obj(&goi, &obj);
4876 fn = target_write_phys_memory;
4880 e = Jim_GetOpt_Wide(&goi, &a);
4885 e = Jim_GetOpt_Wide(&goi, &b);
4890 if (goi.argc == 1) {
4891 e = Jim_GetOpt_Wide(&goi, &c);
4896 /* all args must be consumed */
4900 struct target *target = Jim_CmdPrivData(goi.interp);
4902 if (strcasecmp(cmd_name, "mww") == 0)
4904 else if (strcasecmp(cmd_name, "mwh") == 0)
4906 else if (strcasecmp(cmd_name, "mwb") == 0)
4909 LOG_ERROR("command '%s' unknown: ", cmd_name);
4913 return (target_fill_mem(target, a, fn, data_size, b, c) == ERROR_OK) ? JIM_OK : JIM_ERR;
4917 * @brief Reads an array of words/halfwords/bytes from target memory starting at specified address.
4919 * Usage: mdw [phys] <address> [<count>] - for 32 bit reads
4920 * mdh [phys] <address> [<count>] - for 16 bit reads
4921 * mdb [phys] <address> [<count>] - for 8 bit reads
4923 * Count defaults to 1.
4925 * Calls target_read_memory or target_read_phys_memory depending on
4926 * the presence of the "phys" argument
4927 * Reads the target memory in blocks of max. 32 bytes, and returns an array of ints formatted
4928 * to int representation in base16.
4929 * Also outputs read data in a human readable form using command_print
4931 * @param phys if present target_read_phys_memory will be used instead of target_read_memory
4932 * @param address address where to start the read. May be specified in decimal or hex using the standard "0x" prefix
4933 * @param count optional count parameter to read an array of values. If not specified, defaults to 1.
4934 * @returns: JIM_ERR on error or JIM_OK on success and sets the result string to an array of ascii formatted numbers
4935 * on success, with [<count>] number of elements.
4937 * In case of little endian target:
4938 * Example1: "mdw 0x00000000" returns "10123456"
4939 * Exmaple2: "mdh 0x00000000 1" returns "3456"
4940 * Example3: "mdb 0x00000000" returns "56"
4941 * Example4: "mdh 0x00000000 2" returns "3456 1012"
4942 * Example5: "mdb 0x00000000 3" returns "56 34 12"
4944 static int jim_target_md(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
4946 const char *cmd_name = Jim_GetString(argv[0], NULL);
4949 Jim_GetOpt_Setup(&goi, interp, argc - 1, argv + 1);
4951 if ((goi.argc < 1) || (goi.argc > 3)) {
4952 Jim_SetResultFormatted(goi.interp,
4953 "usage: %s [phys] <address> [<count>]", cmd_name);
4957 int (*fn)(struct target *target,
4958 target_addr_t address, uint32_t size, uint32_t count, uint8_t *buffer);
4959 fn = target_read_memory;
4962 if (strcmp(Jim_GetString(argv[1], NULL), "phys") == 0) {
4964 struct Jim_Obj *obj;
4965 e = Jim_GetOpt_Obj(&goi, &obj);
4969 fn = target_read_phys_memory;
4972 /* Read address parameter */
4974 e = Jim_GetOpt_Wide(&goi, &addr);
4978 /* If next parameter exists, read it out as the count parameter, if not, set it to 1 (default) */
4980 if (goi.argc == 1) {
4981 e = Jim_GetOpt_Wide(&goi, &count);
4987 /* all args must be consumed */
4991 jim_wide dwidth = 1; /* shut up gcc */
4992 if (strcasecmp(cmd_name, "mdw") == 0)
4994 else if (strcasecmp(cmd_name, "mdh") == 0)
4996 else if (strcasecmp(cmd_name, "mdb") == 0)
4999 LOG_ERROR("command '%s' unknown: ", cmd_name);
5003 /* convert count to "bytes" */
5004 int bytes = count * dwidth;
5006 struct target *target = Jim_CmdPrivData(goi.interp);
5007 uint8_t target_buf[32];
5010 y = (bytes < 16) ? bytes : 16; /* y = min(bytes, 16); */
5012 /* Try to read out next block */
5013 e = fn(target, addr, dwidth, y / dwidth, target_buf);
5015 if (e != ERROR_OK) {
5016 Jim_SetResultFormatted(interp, "error reading target @ 0x%08lx", (long)addr);
5020 command_print_sameline(NULL, "0x%08x ", (int)(addr));
5023 for (x = 0; x < 16 && x < y; x += 4) {
5024 z = target_buffer_get_u32(target, &(target_buf[x]));
5025 command_print_sameline(NULL, "%08x ", (int)(z));
5027 for (; (x < 16) ; x += 4)
5028 command_print_sameline(NULL, " ");
5031 for (x = 0; x < 16 && x < y; x += 2) {
5032 z = target_buffer_get_u16(target, &(target_buf[x]));
5033 command_print_sameline(NULL, "%04x ", (int)(z));
5035 for (; (x < 16) ; x += 2)
5036 command_print_sameline(NULL, " ");
5040 for (x = 0 ; (x < 16) && (x < y) ; x += 1) {
5041 z = target_buffer_get_u8(target, &(target_buf[x]));
5042 command_print_sameline(NULL, "%02x ", (int)(z));
5044 for (; (x < 16) ; x += 1)
5045 command_print_sameline(NULL, " ");
5048 /* ascii-ify the bytes */
5049 for (x = 0 ; x < y ; x++) {
5050 if ((target_buf[x] >= 0x20) &&
5051 (target_buf[x] <= 0x7e)) {
5055 target_buf[x] = '.';
5060 target_buf[x] = ' ';
5065 /* print - with a newline */
5066 command_print_sameline(NULL, "%s\n", target_buf);
5074 static int jim_target_mem2array(Jim_Interp *interp,
5075 int argc, Jim_Obj *const *argv)
5077 struct target *target = Jim_CmdPrivData(interp);
5078 return target_mem2array(interp, target, argc - 1, argv + 1);
5081 static int jim_target_array2mem(Jim_Interp *interp,
5082 int argc, Jim_Obj *const *argv)
5084 struct target *target = Jim_CmdPrivData(interp);
5085 return target_array2mem(interp, target, argc - 1, argv + 1);
5088 static int jim_target_tap_disabled(Jim_Interp *interp)
5090 Jim_SetResultFormatted(interp, "[TAP is disabled]");
5094 static int jim_target_examine(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
5096 bool allow_defer = false;
5099 Jim_GetOpt_Setup(&goi, interp, argc - 1, argv + 1);
5101 const char *cmd_name = Jim_GetString(argv[0], NULL);
5102 Jim_SetResultFormatted(goi.interp,
5103 "usage: %s ['allow-defer']", cmd_name);
5107 strcmp(Jim_GetString(argv[1], NULL), "allow-defer") == 0) {
5109 struct Jim_Obj *obj;
5110 int e = Jim_GetOpt_Obj(&goi, &obj);
5116 struct target *target = Jim_CmdPrivData(interp);
5117 if (!target->tap->enabled)
5118 return jim_target_tap_disabled(interp);
5120 if (allow_defer && target->defer_examine) {
5121 LOG_INFO("Deferring arp_examine of %s", target_name(target));
5122 LOG_INFO("Use arp_examine command to examine it manually!");
5126 int e = target->type->examine(target);
5132 static int jim_target_was_examined(Jim_Interp *interp, int argc, Jim_Obj * const *argv)
5134 struct target *target = Jim_CmdPrivData(interp);
5136 Jim_SetResultBool(interp, target_was_examined(target));
5140 static int jim_target_examine_deferred(Jim_Interp *interp, int argc, Jim_Obj * const *argv)
5142 struct target *target = Jim_CmdPrivData(interp);
5144 Jim_SetResultBool(interp, target->defer_examine);
5148 static int jim_target_halt_gdb(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
5151 Jim_WrongNumArgs(interp, 1, argv, "[no parameters]");
5154 struct target *target = Jim_CmdPrivData(interp);
5156 if (target_call_event_callbacks(target, TARGET_EVENT_GDB_HALT) != ERROR_OK)
5162 static int jim_target_poll(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
5165 Jim_WrongNumArgs(interp, 1, argv, "[no parameters]");
5168 struct target *target = Jim_CmdPrivData(interp);
5169 if (!target->tap->enabled)
5170 return jim_target_tap_disabled(interp);
5173 if (!(target_was_examined(target)))
5174 e = ERROR_TARGET_NOT_EXAMINED;
5176 e = target->type->poll(target);
5182 static int jim_target_reset(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
5185 Jim_GetOpt_Setup(&goi, interp, argc - 1, argv + 1);
5187 if (goi.argc != 2) {
5188 Jim_WrongNumArgs(interp, 0, argv,
5189 "([tT]|[fF]|assert|deassert) BOOL");
5194 int e = Jim_GetOpt_Nvp(&goi, nvp_assert, &n);
5196 Jim_GetOpt_NvpUnknown(&goi, nvp_assert, 1);
5199 /* the halt or not param */
5201 e = Jim_GetOpt_Wide(&goi, &a);
5205 struct target *target = Jim_CmdPrivData(goi.interp);
5206 if (!target->tap->enabled)
5207 return jim_target_tap_disabled(interp);
5209 if (!target->type->assert_reset || !target->type->deassert_reset) {
5210 Jim_SetResultFormatted(interp,
5211 "No target-specific reset for %s",
5212 target_name(target));
5216 if (target->defer_examine)
5217 target_reset_examined(target);
5219 /* determine if we should halt or not. */
5220 target->reset_halt = !!a;
5221 /* When this happens - all workareas are invalid. */
5222 target_free_all_working_areas_restore(target, 0);
5225 if (n->value == NVP_ASSERT)
5226 e = target->type->assert_reset(target);
5228 e = target->type->deassert_reset(target);
5229 return (e == ERROR_OK) ? JIM_OK : JIM_ERR;
5232 static int jim_target_halt(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
5235 Jim_WrongNumArgs(interp, 1, argv, "[no parameters]");
5238 struct target *target = Jim_CmdPrivData(interp);
5239 if (!target->tap->enabled)
5240 return jim_target_tap_disabled(interp);
5241 int e = target->type->halt(target);
5242 return (e == ERROR_OK) ? JIM_OK : JIM_ERR;
5245 static int jim_target_wait_state(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
5248 Jim_GetOpt_Setup(&goi, interp, argc - 1, argv + 1);
5250 /* params: <name> statename timeoutmsecs */
5251 if (goi.argc != 2) {
5252 const char *cmd_name = Jim_GetString(argv[0], NULL);
5253 Jim_SetResultFormatted(goi.interp,
5254 "%s <state_name> <timeout_in_msec>", cmd_name);
5259 int e = Jim_GetOpt_Nvp(&goi, nvp_target_state, &n);
5261 Jim_GetOpt_NvpUnknown(&goi, nvp_target_state, 1);
5265 e = Jim_GetOpt_Wide(&goi, &a);
5268 struct target *target = Jim_CmdPrivData(interp);
5269 if (!target->tap->enabled)
5270 return jim_target_tap_disabled(interp);
5272 e = target_wait_state(target, n->value, a);
5273 if (e != ERROR_OK) {
5274 Jim_Obj *eObj = Jim_NewIntObj(interp, e);
5275 Jim_SetResultFormatted(goi.interp,
5276 "target: %s wait %s fails (%#s) %s",
5277 target_name(target), n->name,
5278 eObj, target_strerror_safe(e));
5279 Jim_FreeNewObj(interp, eObj);
5284 /* List for human, Events defined for this target.
5285 * scripts/programs should use 'name cget -event NAME'
5287 static int jim_target_event_list(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
5289 struct command_context *cmd_ctx = current_command_context(interp);
5290 assert(cmd_ctx != NULL);
5292 struct target *target = Jim_CmdPrivData(interp);
5293 struct target_event_action *teap = target->event_action;
5294 command_print(cmd_ctx, "Event actions for target (%d) %s\n",
5295 target->target_number,
5296 target_name(target));
5297 command_print(cmd_ctx, "%-25s | Body", "Event");
5298 command_print(cmd_ctx, "------------------------- | "
5299 "----------------------------------------");
5301 Jim_Nvp *opt = Jim_Nvp_value2name_simple(nvp_target_event, teap->event);
5302 command_print(cmd_ctx, "%-25s | %s",
5303 opt->name, Jim_GetString(teap->body, NULL));
5306 command_print(cmd_ctx, "***END***");
5309 static int jim_target_current_state(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
5312 Jim_WrongNumArgs(interp, 1, argv, "[no parameters]");
5315 struct target *target = Jim_CmdPrivData(interp);
5316 Jim_SetResultString(interp, target_state_name(target), -1);
5319 static int jim_target_invoke_event(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
5322 Jim_GetOpt_Setup(&goi, interp, argc - 1, argv + 1);
5323 if (goi.argc != 1) {
5324 const char *cmd_name = Jim_GetString(argv[0], NULL);
5325 Jim_SetResultFormatted(goi.interp, "%s <eventname>", cmd_name);
5329 int e = Jim_GetOpt_Nvp(&goi, nvp_target_event, &n);
5331 Jim_GetOpt_NvpUnknown(&goi, nvp_target_event, 1);
5334 struct target *target = Jim_CmdPrivData(interp);
5335 target_handle_event(target, n->value);
5339 static const struct command_registration target_instance_command_handlers[] = {
5341 .name = "configure",
5342 .mode = COMMAND_CONFIG,
5343 .jim_handler = jim_target_configure,
5344 .help = "configure a new target for use",
5345 .usage = "[target_attribute ...]",
5349 .mode = COMMAND_ANY,
5350 .jim_handler = jim_target_configure,
5351 .help = "returns the specified target attribute",
5352 .usage = "target_attribute",
5356 .mode = COMMAND_EXEC,
5357 .jim_handler = jim_target_mw,
5358 .help = "Write 32-bit word(s) to target memory",
5359 .usage = "address data [count]",
5363 .mode = COMMAND_EXEC,
5364 .jim_handler = jim_target_mw,
5365 .help = "Write 16-bit half-word(s) to target memory",
5366 .usage = "address data [count]",
5370 .mode = COMMAND_EXEC,
5371 .jim_handler = jim_target_mw,
5372 .help = "Write byte(s) to target memory",
5373 .usage = "address data [count]",
5377 .mode = COMMAND_EXEC,
5378 .jim_handler = jim_target_md,
5379 .help = "Display target memory as 32-bit words",
5380 .usage = "address [count]",
5384 .mode = COMMAND_EXEC,
5385 .jim_handler = jim_target_md,
5386 .help = "Display target memory as 16-bit half-words",
5387 .usage = "address [count]",
5391 .mode = COMMAND_EXEC,
5392 .jim_handler = jim_target_md,
5393 .help = "Display target memory as 8-bit bytes",
5394 .usage = "address [count]",
5397 .name = "array2mem",
5398 .mode = COMMAND_EXEC,
5399 .jim_handler = jim_target_array2mem,
5400 .help = "Writes Tcl array of 8/16/32 bit numbers "
5402 .usage = "arrayname bitwidth address count",
5405 .name = "mem2array",
5406 .mode = COMMAND_EXEC,
5407 .jim_handler = jim_target_mem2array,
5408 .help = "Loads Tcl array of 8/16/32 bit numbers "
5409 "from target memory",
5410 .usage = "arrayname bitwidth address count",
5413 .name = "eventlist",
5414 .mode = COMMAND_EXEC,
5415 .jim_handler = jim_target_event_list,
5416 .help = "displays a table of events defined for this target",
5420 .mode = COMMAND_EXEC,
5421 .jim_handler = jim_target_current_state,
5422 .help = "displays the current state of this target",
5425 .name = "arp_examine",
5426 .mode = COMMAND_EXEC,
5427 .jim_handler = jim_target_examine,
5428 .help = "used internally for reset processing",
5429 .usage = "arp_examine ['allow-defer']",
5432 .name = "was_examined",
5433 .mode = COMMAND_EXEC,
5434 .jim_handler = jim_target_was_examined,
5435 .help = "used internally for reset processing",
5436 .usage = "was_examined",
5439 .name = "examine_deferred",
5440 .mode = COMMAND_EXEC,
5441 .jim_handler = jim_target_examine_deferred,
5442 .help = "used internally for reset processing",
5443 .usage = "examine_deferred",
5446 .name = "arp_halt_gdb",
5447 .mode = COMMAND_EXEC,
5448 .jim_handler = jim_target_halt_gdb,
5449 .help = "used internally for reset processing to halt GDB",
5453 .mode = COMMAND_EXEC,
5454 .jim_handler = jim_target_poll,
5455 .help = "used internally for reset processing",
5458 .name = "arp_reset",
5459 .mode = COMMAND_EXEC,
5460 .jim_handler = jim_target_reset,
5461 .help = "used internally for reset processing",
5465 .mode = COMMAND_EXEC,
5466 .jim_handler = jim_target_halt,
5467 .help = "used internally for reset processing",
5470 .name = "arp_waitstate",
5471 .mode = COMMAND_EXEC,
5472 .jim_handler = jim_target_wait_state,
5473 .help = "used internally for reset processing",
5476 .name = "invoke-event",
5477 .mode = COMMAND_EXEC,
5478 .jim_handler = jim_target_invoke_event,
5479 .help = "invoke handler for specified event",
5480 .usage = "event_name",
5482 COMMAND_REGISTRATION_DONE
5485 static int target_create(Jim_GetOptInfo *goi)
5492 struct target *target;
5493 struct command_context *cmd_ctx;
5495 cmd_ctx = current_command_context(goi->interp);
5496 assert(cmd_ctx != NULL);
5498 if (goi->argc < 3) {
5499 Jim_WrongNumArgs(goi->interp, 1, goi->argv, "?name? ?type? ..options...");
5504 Jim_GetOpt_Obj(goi, &new_cmd);
5505 /* does this command exist? */
5506 cmd = Jim_GetCommand(goi->interp, new_cmd, JIM_ERRMSG);
5508 cp = Jim_GetString(new_cmd, NULL);
5509 Jim_SetResultFormatted(goi->interp, "Command/target: %s Exists", cp);
5514 e = Jim_GetOpt_String(goi, &cp, NULL);
5517 struct transport *tr = get_current_transport();
5518 if (tr->override_target) {
5519 e = tr->override_target(&cp);
5520 if (e != ERROR_OK) {
5521 LOG_ERROR("The selected transport doesn't support this target");
5524 LOG_INFO("The selected transport took over low-level target control. The results might differ compared to plain JTAG/SWD");
5526 /* now does target type exist */
5527 for (x = 0 ; target_types[x] ; x++) {
5528 if (0 == strcmp(cp, target_types[x]->name)) {
5533 /* check for deprecated name */
5534 if (target_types[x]->deprecated_name) {
5535 if (0 == strcmp(cp, target_types[x]->deprecated_name)) {
5537 LOG_WARNING("target name is deprecated use: \'%s\'", target_types[x]->name);
5542 if (target_types[x] == NULL) {
5543 Jim_SetResultFormatted(goi->interp, "Unknown target type %s, try one of ", cp);
5544 for (x = 0 ; target_types[x] ; x++) {
5545 if (target_types[x + 1]) {
5546 Jim_AppendStrings(goi->interp,
5547 Jim_GetResult(goi->interp),
5548 target_types[x]->name,
5551 Jim_AppendStrings(goi->interp,
5552 Jim_GetResult(goi->interp),
5554 target_types[x]->name, NULL);
5561 target = calloc(1, sizeof(struct target));
5562 /* set target number */
5563 target->target_number = new_target_number();
5564 cmd_ctx->current_target = target;
5566 /* allocate memory for each unique target type */
5567 target->type = calloc(1, sizeof(struct target_type));
5569 memcpy(target->type, target_types[x], sizeof(struct target_type));
5571 /* will be set by "-endian" */
5572 target->endianness = TARGET_ENDIAN_UNKNOWN;
5574 /* default to first core, override with -coreid */
5577 target->working_area = 0x0;
5578 target->working_area_size = 0x0;
5579 target->working_areas = NULL;
5580 target->backup_working_area = 0;
5582 target->state = TARGET_UNKNOWN;
5583 target->debug_reason = DBG_REASON_UNDEFINED;
5584 target->reg_cache = NULL;
5585 target->breakpoints = NULL;
5586 target->watchpoints = NULL;
5587 target->next = NULL;
5588 target->arch_info = NULL;
5590 target->display = 1;
5592 target->halt_issued = false;
5594 /* initialize trace information */
5595 target->trace_info = calloc(1, sizeof(struct trace));
5597 target->dbgmsg = NULL;
5598 target->dbg_msg_enabled = 0;
5600 target->endianness = TARGET_ENDIAN_UNKNOWN;
5602 target->rtos = NULL;
5603 target->rtos_auto_detect = false;
5605 /* Do the rest as "configure" options */
5606 goi->isconfigure = 1;
5607 e = target_configure(goi, target);
5609 if (target->tap == NULL) {
5610 Jim_SetResultString(goi->interp, "-chain-position required when creating target", -1);
5620 if (target->endianness == TARGET_ENDIAN_UNKNOWN) {
5621 /* default endian to little if not specified */
5622 target->endianness = TARGET_LITTLE_ENDIAN;
5625 cp = Jim_GetString(new_cmd, NULL);
5626 target->cmd_name = strdup(cp);
5628 /* create the target specific commands */
5629 if (target->type->commands) {
5630 e = register_commands(cmd_ctx, NULL, target->type->commands);
5632 LOG_ERROR("unable to register '%s' commands", cp);
5634 if (target->type->target_create)
5635 (*(target->type->target_create))(target, goi->interp);
5637 /* append to end of list */
5639 struct target **tpp;
5640 tpp = &(all_targets);
5642 tpp = &((*tpp)->next);
5646 /* now - create the new target name command */
5647 const struct command_registration target_subcommands[] = {
5649 .chain = target_instance_command_handlers,
5652 .chain = target->type->commands,
5654 COMMAND_REGISTRATION_DONE
5656 const struct command_registration target_commands[] = {
5659 .mode = COMMAND_ANY,
5660 .help = "target command group",
5662 .chain = target_subcommands,
5664 COMMAND_REGISTRATION_DONE
5666 e = register_commands(cmd_ctx, NULL, target_commands);
5670 struct command *c = command_find_in_context(cmd_ctx, cp);
5672 command_set_handler_data(c, target);
5674 return (ERROR_OK == e) ? JIM_OK : JIM_ERR;
5677 static int jim_target_current(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
5680 Jim_WrongNumArgs(interp, 1, argv, "Too many parameters");
5683 struct command_context *cmd_ctx = current_command_context(interp);
5684 assert(cmd_ctx != NULL);
5686 Jim_SetResultString(interp, target_name(get_current_target(cmd_ctx)), -1);
5690 static int jim_target_types(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
5693 Jim_WrongNumArgs(interp, 1, argv, "Too many parameters");
5696 Jim_SetResult(interp, Jim_NewListObj(interp, NULL, 0));
5697 for (unsigned x = 0; NULL != target_types[x]; x++) {
5698 Jim_ListAppendElement(interp, Jim_GetResult(interp),
5699 Jim_NewStringObj(interp, target_types[x]->name, -1));
5704 static int jim_target_names(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
5707 Jim_WrongNumArgs(interp, 1, argv, "Too many parameters");
5710 Jim_SetResult(interp, Jim_NewListObj(interp, NULL, 0));
5711 struct target *target = all_targets;
5713 Jim_ListAppendElement(interp, Jim_GetResult(interp),
5714 Jim_NewStringObj(interp, target_name(target), -1));
5715 target = target->next;
5720 static int jim_target_smp(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
5723 const char *targetname;
5725 struct target *target = (struct target *) NULL;
5726 struct target_list *head, *curr, *new;
5727 curr = (struct target_list *) NULL;
5728 head = (struct target_list *) NULL;
5731 LOG_DEBUG("%d", argc);
5732 /* argv[1] = target to associate in smp
5733 * argv[2] = target to assoicate in smp
5737 for (i = 1; i < argc; i++) {
5739 targetname = Jim_GetString(argv[i], &len);
5740 target = get_target(targetname);
5741 LOG_DEBUG("%s ", targetname);
5743 new = malloc(sizeof(struct target_list));
5744 new->target = target;
5745 new->next = (struct target_list *)NULL;
5746 if (head == (struct target_list *)NULL) {
5755 /* now parse the list of cpu and put the target in smp mode*/
5758 while (curr != (struct target_list *)NULL) {
5759 target = curr->target;
5761 target->head = head;
5765 if (target && target->rtos)
5766 retval = rtos_smp_init(head->target);
5772 static int jim_target_create(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
5775 Jim_GetOpt_Setup(&goi, interp, argc - 1, argv + 1);
5777 Jim_WrongNumArgs(goi.interp, goi.argc, goi.argv,
5778 "<name> <target_type> [<target_options> ...]");
5781 return target_create(&goi);
5784 static const struct command_registration target_subcommand_handlers[] = {
5787 .mode = COMMAND_CONFIG,
5788 .handler = handle_target_init_command,
5789 .help = "initialize targets",
5793 /* REVISIT this should be COMMAND_CONFIG ... */
5794 .mode = COMMAND_ANY,
5795 .jim_handler = jim_target_create,
5796 .usage = "name type '-chain-position' name [options ...]",
5797 .help = "Creates and selects a new target",
5801 .mode = COMMAND_ANY,
5802 .jim_handler = jim_target_current,
5803 .help = "Returns the currently selected target",
5807 .mode = COMMAND_ANY,
5808 .jim_handler = jim_target_types,
5809 .help = "Returns the available target types as "
5810 "a list of strings",
5814 .mode = COMMAND_ANY,
5815 .jim_handler = jim_target_names,
5816 .help = "Returns the names of all targets as a list of strings",
5820 .mode = COMMAND_ANY,
5821 .jim_handler = jim_target_smp,
5822 .usage = "targetname1 targetname2 ...",
5823 .help = "gather several target in a smp list"
5826 COMMAND_REGISTRATION_DONE
5830 target_addr_t address;
5836 static int fastload_num;
5837 static struct FastLoad *fastload;
5839 static void free_fastload(void)
5841 if (fastload != NULL) {
5843 for (i = 0; i < fastload_num; i++) {
5844 if (fastload[i].data)
5845 free(fastload[i].data);
5852 COMMAND_HANDLER(handle_fast_load_image_command)
5856 uint32_t image_size;
5857 target_addr_t min_address = 0;
5858 target_addr_t max_address = -1;
5863 int retval = CALL_COMMAND_HANDLER(parse_load_image_command_CMD_ARGV,
5864 &image, &min_address, &max_address);
5865 if (ERROR_OK != retval)
5868 struct duration bench;
5869 duration_start(&bench);
5871 retval = image_open(&image, CMD_ARGV[0], (CMD_ARGC >= 3) ? CMD_ARGV[2] : NULL);
5872 if (retval != ERROR_OK)
5877 fastload_num = image.num_sections;
5878 fastload = malloc(sizeof(struct FastLoad)*image.num_sections);
5879 if (fastload == NULL) {
5880 command_print(CMD_CTX, "out of memory");
5881 image_close(&image);
5884 memset(fastload, 0, sizeof(struct FastLoad)*image.num_sections);
5885 for (i = 0; i < image.num_sections; i++) {
5886 buffer = malloc(image.sections[i].size);
5887 if (buffer == NULL) {
5888 command_print(CMD_CTX, "error allocating buffer for section (%d bytes)",
5889 (int)(image.sections[i].size));
5890 retval = ERROR_FAIL;
5894 retval = image_read_section(&image, i, 0x0, image.sections[i].size, buffer, &buf_cnt);
5895 if (retval != ERROR_OK) {
5900 uint32_t offset = 0;
5901 uint32_t length = buf_cnt;
5903 /* DANGER!!! beware of unsigned comparision here!!! */
5905 if ((image.sections[i].base_address + buf_cnt >= min_address) &&
5906 (image.sections[i].base_address < max_address)) {
5907 if (image.sections[i].base_address < min_address) {
5908 /* clip addresses below */
5909 offset += min_address-image.sections[i].base_address;
5913 if (image.sections[i].base_address + buf_cnt > max_address)
5914 length -= (image.sections[i].base_address + buf_cnt)-max_address;
5916 fastload[i].address = image.sections[i].base_address + offset;
5917 fastload[i].data = malloc(length);
5918 if (fastload[i].data == NULL) {
5920 command_print(CMD_CTX, "error allocating buffer for section (%" PRIu32 " bytes)",
5922 retval = ERROR_FAIL;
5925 memcpy(fastload[i].data, buffer + offset, length);
5926 fastload[i].length = length;
5928 image_size += length;
5929 command_print(CMD_CTX, "%u bytes written at address 0x%8.8x",
5930 (unsigned int)length,
5931 ((unsigned int)(image.sections[i].base_address + offset)));
5937 if ((ERROR_OK == retval) && (duration_measure(&bench) == ERROR_OK)) {
5938 command_print(CMD_CTX, "Loaded %" PRIu32 " bytes "
5939 "in %fs (%0.3f KiB/s)", image_size,
5940 duration_elapsed(&bench), duration_kbps(&bench, image_size));
5942 command_print(CMD_CTX,
5943 "WARNING: image has not been loaded to target!"
5944 "You can issue a 'fast_load' to finish loading.");
5947 image_close(&image);
5949 if (retval != ERROR_OK)
5955 COMMAND_HANDLER(handle_fast_load_command)
5958 return ERROR_COMMAND_SYNTAX_ERROR;
5959 if (fastload == NULL) {
5960 LOG_ERROR("No image in memory");
5964 int64_t ms = timeval_ms();
5966 int retval = ERROR_OK;
5967 for (i = 0; i < fastload_num; i++) {
5968 struct target *target = get_current_target(CMD_CTX);
5969 command_print(CMD_CTX, "Write to 0x%08x, length 0x%08x",
5970 (unsigned int)(fastload[i].address),
5971 (unsigned int)(fastload[i].length));
5972 retval = target_write_buffer(target, fastload[i].address, fastload[i].length, fastload[i].data);
5973 if (retval != ERROR_OK)
5975 size += fastload[i].length;
5977 if (retval == ERROR_OK) {
5978 int64_t after = timeval_ms();
5979 command_print(CMD_CTX, "Loaded image %f kBytes/s", (float)(size/1024.0)/((float)(after-ms)/1000.0));
5984 static const struct command_registration target_command_handlers[] = {
5987 .handler = handle_targets_command,
5988 .mode = COMMAND_ANY,
5989 .help = "change current default target (one parameter) "
5990 "or prints table of all targets (no parameters)",
5991 .usage = "[target]",
5995 .mode = COMMAND_CONFIG,
5996 .help = "configure target",
5998 .chain = target_subcommand_handlers,
6000 COMMAND_REGISTRATION_DONE
6003 int target_register_commands(struct command_context *cmd_ctx)
6005 return register_commands(cmd_ctx, NULL, target_command_handlers);
6008 static bool target_reset_nag = true;
6010 bool get_target_reset_nag(void)
6012 return target_reset_nag;
6015 COMMAND_HANDLER(handle_target_reset_nag)
6017 return CALL_COMMAND_HANDLER(handle_command_parse_bool,
6018 &target_reset_nag, "Nag after each reset about options to improve "
6022 COMMAND_HANDLER(handle_ps_command)
6024 struct target *target = get_current_target(CMD_CTX);
6026 if (target->state != TARGET_HALTED) {
6027 LOG_INFO("target not halted !!");
6031 if ((target->rtos) && (target->rtos->type)
6032 && (target->rtos->type->ps_command)) {
6033 display = target->rtos->type->ps_command(target);
6034 command_print(CMD_CTX, "%s", display);
6039 return ERROR_TARGET_FAILURE;
6043 static void binprint(struct command_context *cmd_ctx, const char *text, const uint8_t *buf, int size)
6046 command_print_sameline(cmd_ctx, "%s", text);
6047 for (int i = 0; i < size; i++)
6048 command_print_sameline(cmd_ctx, " %02x", buf[i]);
6049 command_print(cmd_ctx, " ");
6052 COMMAND_HANDLER(handle_test_mem_access_command)
6054 struct target *target = get_current_target(CMD_CTX);
6056 int retval = ERROR_OK;
6058 if (target->state != TARGET_HALTED) {
6059 LOG_INFO("target not halted !!");
6064 return ERROR_COMMAND_SYNTAX_ERROR;
6066 COMMAND_PARSE_NUMBER(u32, CMD_ARGV[0], test_size);
6069 size_t num_bytes = test_size + 4;
6071 struct working_area *wa = NULL;
6072 retval = target_alloc_working_area(target, num_bytes, &wa);
6073 if (retval != ERROR_OK) {
6074 LOG_ERROR("Not enough working area");
6078 uint8_t *test_pattern = malloc(num_bytes);
6080 for (size_t i = 0; i < num_bytes; i++)
6081 test_pattern[i] = rand();
6083 retval = target_write_memory(target, wa->address, 1, num_bytes, test_pattern);
6084 if (retval != ERROR_OK) {
6085 LOG_ERROR("Test pattern write failed");
6089 for (int host_offset = 0; host_offset <= 1; host_offset++) {
6090 for (int size = 1; size <= 4; size *= 2) {
6091 for (int offset = 0; offset < 4; offset++) {
6092 uint32_t count = test_size / size;
6093 size_t host_bufsiz = (count + 2) * size + host_offset;
6094 uint8_t *read_ref = malloc(host_bufsiz);
6095 uint8_t *read_buf = malloc(host_bufsiz);
6097 for (size_t i = 0; i < host_bufsiz; i++) {
6098 read_ref[i] = rand();
6099 read_buf[i] = read_ref[i];
6101 command_print_sameline(CMD_CTX,
6102 "Test read %" PRIu32 " x %d @ %d to %saligned buffer: ", count,
6103 size, offset, host_offset ? "un" : "");
6105 struct duration bench;
6106 duration_start(&bench);
6108 retval = target_read_memory(target, wa->address + offset, size, count,
6109 read_buf + size + host_offset);
6111 duration_measure(&bench);
6113 if (retval == ERROR_TARGET_UNALIGNED_ACCESS) {
6114 command_print(CMD_CTX, "Unsupported alignment");
6116 } else if (retval != ERROR_OK) {
6117 command_print(CMD_CTX, "Memory read failed");
6121 /* replay on host */
6122 memcpy(read_ref + size + host_offset, test_pattern + offset, count * size);
6125 int result = memcmp(read_ref, read_buf, host_bufsiz);
6127 command_print(CMD_CTX, "Pass in %fs (%0.3f KiB/s)",
6128 duration_elapsed(&bench),
6129 duration_kbps(&bench, count * size));
6131 command_print(CMD_CTX, "Compare failed");
6132 binprint(CMD_CTX, "ref:", read_ref, host_bufsiz);
6133 binprint(CMD_CTX, "buf:", read_buf, host_bufsiz);
6146 target_free_working_area(target, wa);
6149 num_bytes = test_size + 4 + 4 + 4;
6151 retval = target_alloc_working_area(target, num_bytes, &wa);
6152 if (retval != ERROR_OK) {
6153 LOG_ERROR("Not enough working area");
6157 test_pattern = malloc(num_bytes);
6159 for (size_t i = 0; i < num_bytes; i++)
6160 test_pattern[i] = rand();
6162 for (int host_offset = 0; host_offset <= 1; host_offset++) {
6163 for (int size = 1; size <= 4; size *= 2) {
6164 for (int offset = 0; offset < 4; offset++) {
6165 uint32_t count = test_size / size;
6166 size_t host_bufsiz = count * size + host_offset;
6167 uint8_t *read_ref = malloc(num_bytes);
6168 uint8_t *read_buf = malloc(num_bytes);
6169 uint8_t *write_buf = malloc(host_bufsiz);
6171 for (size_t i = 0; i < host_bufsiz; i++)
6172 write_buf[i] = rand();
6173 command_print_sameline(CMD_CTX,
6174 "Test write %" PRIu32 " x %d @ %d from %saligned buffer: ", count,
6175 size, offset, host_offset ? "un" : "");
6177 retval = target_write_memory(target, wa->address, 1, num_bytes, test_pattern);
6178 if (retval != ERROR_OK) {
6179 command_print(CMD_CTX, "Test pattern write failed");
6183 /* replay on host */
6184 memcpy(read_ref, test_pattern, num_bytes);
6185 memcpy(read_ref + size + offset, write_buf + host_offset, count * size);
6187 struct duration bench;
6188 duration_start(&bench);
6190 retval = target_write_memory(target, wa->address + size + offset, size, count,
6191 write_buf + host_offset);
6193 duration_measure(&bench);
6195 if (retval == ERROR_TARGET_UNALIGNED_ACCESS) {
6196 command_print(CMD_CTX, "Unsupported alignment");
6198 } else if (retval != ERROR_OK) {
6199 command_print(CMD_CTX, "Memory write failed");
6204 retval = target_read_memory(target, wa->address, 1, num_bytes, read_buf);
6205 if (retval != ERROR_OK) {
6206 command_print(CMD_CTX, "Test pattern write failed");
6211 int result = memcmp(read_ref, read_buf, num_bytes);
6213 command_print(CMD_CTX, "Pass in %fs (%0.3f KiB/s)",
6214 duration_elapsed(&bench),
6215 duration_kbps(&bench, count * size));
6217 command_print(CMD_CTX, "Compare failed");
6218 binprint(CMD_CTX, "ref:", read_ref, num_bytes);
6219 binprint(CMD_CTX, "buf:", read_buf, num_bytes);
6231 target_free_working_area(target, wa);
6235 static const struct command_registration target_exec_command_handlers[] = {
6237 .name = "fast_load_image",
6238 .handler = handle_fast_load_image_command,
6239 .mode = COMMAND_ANY,
6240 .help = "Load image into server memory for later use by "
6241 "fast_load; primarily for profiling",
6242 .usage = "filename address ['bin'|'ihex'|'elf'|'s19'] "
6243 "[min_address [max_length]]",
6246 .name = "fast_load",
6247 .handler = handle_fast_load_command,
6248 .mode = COMMAND_EXEC,
6249 .help = "loads active fast load image to current target "
6250 "- mainly for profiling purposes",
6255 .handler = handle_profile_command,
6256 .mode = COMMAND_EXEC,
6257 .usage = "seconds filename [start end]",
6258 .help = "profiling samples the CPU PC",
6260 /** @todo don't register virt2phys() unless target supports it */
6262 .name = "virt2phys",
6263 .handler = handle_virt2phys_command,
6264 .mode = COMMAND_ANY,
6265 .help = "translate a virtual address into a physical address",
6266 .usage = "virtual_address",
6270 .handler = handle_reg_command,
6271 .mode = COMMAND_EXEC,
6272 .help = "display (reread from target with \"force\") or set a register; "
6273 "with no arguments, displays all registers and their values",
6274 .usage = "[(register_number|register_name) [(value|'force')]]",
6278 .handler = handle_poll_command,
6279 .mode = COMMAND_EXEC,
6280 .help = "poll target state; or reconfigure background polling",
6281 .usage = "['on'|'off']",
6284 .name = "wait_halt",
6285 .handler = handle_wait_halt_command,
6286 .mode = COMMAND_EXEC,
6287 .help = "wait up to the specified number of milliseconds "
6288 "(default 5000) for a previously requested halt",
6289 .usage = "[milliseconds]",
6293 .handler = handle_halt_command,
6294 .mode = COMMAND_EXEC,
6295 .help = "request target to halt, then wait up to the specified"
6296 "number of milliseconds (default 5000) for it to complete",
6297 .usage = "[milliseconds]",
6301 .handler = handle_resume_command,
6302 .mode = COMMAND_EXEC,
6303 .help = "resume target execution from current PC or address",
6304 .usage = "[address]",
6308 .handler = handle_reset_command,
6309 .mode = COMMAND_EXEC,
6310 .usage = "[run|halt|init]",
6311 .help = "Reset all targets into the specified mode."
6312 "Default reset mode is run, if not given.",
6315 .name = "soft_reset_halt",
6316 .handler = handle_soft_reset_halt_command,
6317 .mode = COMMAND_EXEC,
6319 .help = "halt the target and do a soft reset",
6323 .handler = handle_step_command,
6324 .mode = COMMAND_EXEC,
6325 .help = "step one instruction from current PC or address",
6326 .usage = "[address]",
6330 .handler = handle_md_command,
6331 .mode = COMMAND_EXEC,
6332 .help = "display memory words",
6333 .usage = "['phys'] address [count]",
6337 .handler = handle_md_command,
6338 .mode = COMMAND_EXEC,
6339 .help = "display memory words",
6340 .usage = "['phys'] address [count]",
6344 .handler = handle_md_command,
6345 .mode = COMMAND_EXEC,
6346 .help = "display memory half-words",
6347 .usage = "['phys'] address [count]",
6351 .handler = handle_md_command,
6352 .mode = COMMAND_EXEC,
6353 .help = "display memory bytes",
6354 .usage = "['phys'] address [count]",
6358 .handler = handle_mw_command,
6359 .mode = COMMAND_EXEC,
6360 .help = "write memory word",
6361 .usage = "['phys'] address value [count]",
6365 .handler = handle_mw_command,
6366 .mode = COMMAND_EXEC,
6367 .help = "write memory word",
6368 .usage = "['phys'] address value [count]",
6372 .handler = handle_mw_command,
6373 .mode = COMMAND_EXEC,
6374 .help = "write memory half-word",
6375 .usage = "['phys'] address value [count]",
6379 .handler = handle_mw_command,
6380 .mode = COMMAND_EXEC,
6381 .help = "write memory byte",
6382 .usage = "['phys'] address value [count]",
6386 .handler = handle_bp_command,
6387 .mode = COMMAND_EXEC,
6388 .help = "list or set hardware or software breakpoint",
6389 .usage = "<address> [<asid>]<length> ['hw'|'hw_ctx']",
6393 .handler = handle_rbp_command,
6394 .mode = COMMAND_EXEC,
6395 .help = "remove breakpoint",
6400 .handler = handle_wp_command,
6401 .mode = COMMAND_EXEC,
6402 .help = "list (no params) or create watchpoints",
6403 .usage = "[address length [('r'|'w'|'a') value [mask]]]",
6407 .handler = handle_rwp_command,
6408 .mode = COMMAND_EXEC,
6409 .help = "remove watchpoint",
6413 .name = "load_image",
6414 .handler = handle_load_image_command,
6415 .mode = COMMAND_EXEC,
6416 .usage = "filename address ['bin'|'ihex'|'elf'|'s19'] "
6417 "[min_address] [max_length]",
6420 .name = "dump_image",
6421 .handler = handle_dump_image_command,
6422 .mode = COMMAND_EXEC,
6423 .usage = "filename address size",
6426 .name = "verify_image_checksum",
6427 .handler = handle_verify_image_checksum_command,
6428 .mode = COMMAND_EXEC,
6429 .usage = "filename [offset [type]]",
6432 .name = "verify_image",
6433 .handler = handle_verify_image_command,
6434 .mode = COMMAND_EXEC,
6435 .usage = "filename [offset [type]]",
6438 .name = "test_image",
6439 .handler = handle_test_image_command,
6440 .mode = COMMAND_EXEC,
6441 .usage = "filename [offset [type]]",
6444 .name = "mem2array",
6445 .mode = COMMAND_EXEC,
6446 .jim_handler = jim_mem2array,
6447 .help = "read 8/16/32 bit memory and return as a TCL array "
6448 "for script processing",
6449 .usage = "arrayname bitwidth address count",
6452 .name = "array2mem",
6453 .mode = COMMAND_EXEC,
6454 .jim_handler = jim_array2mem,
6455 .help = "convert a TCL array to memory locations "
6456 "and write the 8/16/32 bit values",
6457 .usage = "arrayname bitwidth address count",
6460 .name = "reset_nag",
6461 .handler = handle_target_reset_nag,
6462 .mode = COMMAND_ANY,
6463 .help = "Nag after each reset about options that could have been "
6464 "enabled to improve performance. ",
6465 .usage = "['enable'|'disable']",
6469 .handler = handle_ps_command,
6470 .mode = COMMAND_EXEC,
6471 .help = "list all tasks ",
6475 .name = "test_mem_access",
6476 .handler = handle_test_mem_access_command,
6477 .mode = COMMAND_EXEC,
6478 .help = "Test the target's memory access functions",
6482 COMMAND_REGISTRATION_DONE
6484 static int target_register_user_commands(struct command_context *cmd_ctx)
6486 int retval = ERROR_OK;
6487 retval = target_request_register_commands(cmd_ctx);
6488 if (retval != ERROR_OK)
6491 retval = trace_register_commands(cmd_ctx);
6492 if (retval != ERROR_OK)
6496 return register_commands(cmd_ctx, NULL, target_exec_command_handlers);