1 /***************************************************************************
2 * Copyright (C) 2005 by Dominic Rath *
3 * Dominic.Rath@gmx.de *
5 * Copyright (C) 2007-2010 Øyvind Harboe *
6 * oyvind.harboe@zylin.com *
8 * Copyright (C) 2008, Duane Ellis *
9 * openocd@duaneeellis.com *
11 * Copyright (C) 2008 by Spencer Oliver *
12 * spen@spen-soft.co.uk *
14 * Copyright (C) 2008 by Rick Altherr *
15 * kc8apf@kc8apf.net> *
17 * Copyright (C) 2011 by Broadcom Corporation *
18 * Evan Hunter - ehunter@broadcom.com *
20 * Copyright (C) ST-Ericsson SA 2011 *
21 * michel.jaouen@stericsson.com : smp minimum support *
23 * Copyright (C) 2011 Andreas Fritiofson *
24 * andreas.fritiofson@gmail.com *
26 * This program is free software; you can redistribute it and/or modify *
27 * it under the terms of the GNU General Public License as published by *
28 * the Free Software Foundation; either version 2 of the License, or *
29 * (at your option) any later version. *
31 * This program is distributed in the hope that it will be useful, *
32 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
33 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
34 * GNU General Public License for more details. *
36 * You should have received a copy of the GNU General Public License *
37 * along with this program. If not, see <http://www.gnu.org/licenses/>. *
38 ***************************************************************************/
44 #include <helper/time_support.h>
45 #include <jtag/jtag.h>
46 #include <flash/nor/core.h>
49 #include "target_type.h"
50 #include "target_request.h"
51 #include "breakpoints.h"
55 #include "rtos/rtos.h"
56 #include "transport/transport.h"
59 /* default halt wait timeout (ms) */
60 #define DEFAULT_HALT_TIMEOUT 5000
62 static int target_read_buffer_default(struct target *target, target_addr_t address,
63 uint32_t count, uint8_t *buffer);
64 static int target_write_buffer_default(struct target *target, target_addr_t address,
65 uint32_t count, const uint8_t *buffer);
66 static int target_array2mem(Jim_Interp *interp, struct target *target,
67 int argc, Jim_Obj * const *argv);
68 static int target_mem2array(Jim_Interp *interp, struct target *target,
69 int argc, Jim_Obj * const *argv);
70 static int target_register_user_commands(struct command_context *cmd_ctx);
71 static int target_get_gdb_fileio_info_default(struct target *target,
72 struct gdb_fileio_info *fileio_info);
73 static int target_gdb_fileio_end_default(struct target *target, int retcode,
74 int fileio_errno, bool ctrl_c);
75 static int target_profiling_default(struct target *target, uint32_t *samples,
76 uint32_t max_num_samples, uint32_t *num_samples, uint32_t seconds);
79 extern struct target_type arm7tdmi_target;
80 extern struct target_type arm720t_target;
81 extern struct target_type arm9tdmi_target;
82 extern struct target_type arm920t_target;
83 extern struct target_type arm966e_target;
84 extern struct target_type arm946e_target;
85 extern struct target_type arm926ejs_target;
86 extern struct target_type fa526_target;
87 extern struct target_type feroceon_target;
88 extern struct target_type dragonite_target;
89 extern struct target_type xscale_target;
90 extern struct target_type cortexm_target;
91 extern struct target_type cortexa_target;
92 extern struct target_type aarch64_target;
93 extern struct target_type cortexr4_target;
94 extern struct target_type arm11_target;
95 extern struct target_type ls1_sap_target;
96 extern struct target_type mips_m4k_target;
97 extern struct target_type avr_target;
98 extern struct target_type dsp563xx_target;
99 extern struct target_type dsp5680xx_target;
100 extern struct target_type testee_target;
101 extern struct target_type avr32_ap7k_target;
102 extern struct target_type hla_target;
103 extern struct target_type nds32_v2_target;
104 extern struct target_type nds32_v3_target;
105 extern struct target_type nds32_v3m_target;
106 extern struct target_type or1k_target;
107 extern struct target_type quark_x10xx_target;
108 extern struct target_type quark_d20xx_target;
109 extern struct target_type stm8_target;
110 extern struct target_type riscv_target;
111 extern struct target_type mem_ap_target;
112 extern struct target_type esirisc_target;
114 static struct target_type *target_types[] = {
154 struct target *all_targets;
155 static struct target_event_callback *target_event_callbacks;
156 static struct target_timer_callback *target_timer_callbacks;
157 LIST_HEAD(target_reset_callback_list);
158 LIST_HEAD(target_trace_callback_list);
159 static const int polling_interval = 100;
161 static const Jim_Nvp nvp_assert[] = {
162 { .name = "assert", NVP_ASSERT },
163 { .name = "deassert", NVP_DEASSERT },
164 { .name = "T", NVP_ASSERT },
165 { .name = "F", NVP_DEASSERT },
166 { .name = "t", NVP_ASSERT },
167 { .name = "f", NVP_DEASSERT },
168 { .name = NULL, .value = -1 }
171 static const Jim_Nvp nvp_error_target[] = {
172 { .value = ERROR_TARGET_INVALID, .name = "err-invalid" },
173 { .value = ERROR_TARGET_INIT_FAILED, .name = "err-init-failed" },
174 { .value = ERROR_TARGET_TIMEOUT, .name = "err-timeout" },
175 { .value = ERROR_TARGET_NOT_HALTED, .name = "err-not-halted" },
176 { .value = ERROR_TARGET_FAILURE, .name = "err-failure" },
177 { .value = ERROR_TARGET_UNALIGNED_ACCESS , .name = "err-unaligned-access" },
178 { .value = ERROR_TARGET_DATA_ABORT , .name = "err-data-abort" },
179 { .value = ERROR_TARGET_RESOURCE_NOT_AVAILABLE , .name = "err-resource-not-available" },
180 { .value = ERROR_TARGET_TRANSLATION_FAULT , .name = "err-translation-fault" },
181 { .value = ERROR_TARGET_NOT_RUNNING, .name = "err-not-running" },
182 { .value = ERROR_TARGET_NOT_EXAMINED, .name = "err-not-examined" },
183 { .value = -1, .name = NULL }
186 static const char *target_strerror_safe(int err)
190 n = Jim_Nvp_value2name_simple(nvp_error_target, err);
197 static const Jim_Nvp nvp_target_event[] = {
199 { .value = TARGET_EVENT_GDB_HALT, .name = "gdb-halt" },
200 { .value = TARGET_EVENT_HALTED, .name = "halted" },
201 { .value = TARGET_EVENT_RESUMED, .name = "resumed" },
202 { .value = TARGET_EVENT_RESUME_START, .name = "resume-start" },
203 { .value = TARGET_EVENT_RESUME_END, .name = "resume-end" },
205 { .name = "gdb-start", .value = TARGET_EVENT_GDB_START },
206 { .name = "gdb-end", .value = TARGET_EVENT_GDB_END },
208 { .value = TARGET_EVENT_RESET_START, .name = "reset-start" },
209 { .value = TARGET_EVENT_RESET_ASSERT_PRE, .name = "reset-assert-pre" },
210 { .value = TARGET_EVENT_RESET_ASSERT, .name = "reset-assert" },
211 { .value = TARGET_EVENT_RESET_ASSERT_POST, .name = "reset-assert-post" },
212 { .value = TARGET_EVENT_RESET_DEASSERT_PRE, .name = "reset-deassert-pre" },
213 { .value = TARGET_EVENT_RESET_DEASSERT_POST, .name = "reset-deassert-post" },
214 { .value = TARGET_EVENT_RESET_INIT, .name = "reset-init" },
215 { .value = TARGET_EVENT_RESET_END, .name = "reset-end" },
217 { .value = TARGET_EVENT_EXAMINE_START, .name = "examine-start" },
218 { .value = TARGET_EVENT_EXAMINE_END, .name = "examine-end" },
220 { .value = TARGET_EVENT_DEBUG_HALTED, .name = "debug-halted" },
221 { .value = TARGET_EVENT_DEBUG_RESUMED, .name = "debug-resumed" },
223 { .value = TARGET_EVENT_GDB_ATTACH, .name = "gdb-attach" },
224 { .value = TARGET_EVENT_GDB_DETACH, .name = "gdb-detach" },
226 { .value = TARGET_EVENT_GDB_FLASH_WRITE_START, .name = "gdb-flash-write-start" },
227 { .value = TARGET_EVENT_GDB_FLASH_WRITE_END , .name = "gdb-flash-write-end" },
229 { .value = TARGET_EVENT_GDB_FLASH_ERASE_START, .name = "gdb-flash-erase-start" },
230 { .value = TARGET_EVENT_GDB_FLASH_ERASE_END , .name = "gdb-flash-erase-end" },
232 { .value = TARGET_EVENT_TRACE_CONFIG, .name = "trace-config" },
234 { .name = NULL, .value = -1 }
237 static const Jim_Nvp nvp_target_state[] = {
238 { .name = "unknown", .value = TARGET_UNKNOWN },
239 { .name = "running", .value = TARGET_RUNNING },
240 { .name = "halted", .value = TARGET_HALTED },
241 { .name = "reset", .value = TARGET_RESET },
242 { .name = "debug-running", .value = TARGET_DEBUG_RUNNING },
243 { .name = NULL, .value = -1 },
246 static const Jim_Nvp nvp_target_debug_reason[] = {
247 { .name = "debug-request" , .value = DBG_REASON_DBGRQ },
248 { .name = "breakpoint" , .value = DBG_REASON_BREAKPOINT },
249 { .name = "watchpoint" , .value = DBG_REASON_WATCHPOINT },
250 { .name = "watchpoint-and-breakpoint", .value = DBG_REASON_WPTANDBKPT },
251 { .name = "single-step" , .value = DBG_REASON_SINGLESTEP },
252 { .name = "target-not-halted" , .value = DBG_REASON_NOTHALTED },
253 { .name = "program-exit" , .value = DBG_REASON_EXIT },
254 { .name = "exception-catch" , .value = DBG_REASON_EXC_CATCH },
255 { .name = "undefined" , .value = DBG_REASON_UNDEFINED },
256 { .name = NULL, .value = -1 },
259 static const Jim_Nvp nvp_target_endian[] = {
260 { .name = "big", .value = TARGET_BIG_ENDIAN },
261 { .name = "little", .value = TARGET_LITTLE_ENDIAN },
262 { .name = "be", .value = TARGET_BIG_ENDIAN },
263 { .name = "le", .value = TARGET_LITTLE_ENDIAN },
264 { .name = NULL, .value = -1 },
267 static const Jim_Nvp nvp_reset_modes[] = {
268 { .name = "unknown", .value = RESET_UNKNOWN },
269 { .name = "run" , .value = RESET_RUN },
270 { .name = "halt" , .value = RESET_HALT },
271 { .name = "init" , .value = RESET_INIT },
272 { .name = NULL , .value = -1 },
275 const char *debug_reason_name(struct target *t)
279 cp = Jim_Nvp_value2name_simple(nvp_target_debug_reason,
280 t->debug_reason)->name;
282 LOG_ERROR("Invalid debug reason: %d", (int)(t->debug_reason));
283 cp = "(*BUG*unknown*BUG*)";
288 const char *target_state_name(struct target *t)
291 cp = Jim_Nvp_value2name_simple(nvp_target_state, t->state)->name;
293 LOG_ERROR("Invalid target state: %d", (int)(t->state));
294 cp = "(*BUG*unknown*BUG*)";
297 if (!target_was_examined(t) && t->defer_examine)
298 cp = "examine deferred";
303 const char *target_event_name(enum target_event event)
306 cp = Jim_Nvp_value2name_simple(nvp_target_event, event)->name;
308 LOG_ERROR("Invalid target event: %d", (int)(event));
309 cp = "(*BUG*unknown*BUG*)";
314 const char *target_reset_mode_name(enum target_reset_mode reset_mode)
317 cp = Jim_Nvp_value2name_simple(nvp_reset_modes, reset_mode)->name;
319 LOG_ERROR("Invalid target reset mode: %d", (int)(reset_mode));
320 cp = "(*BUG*unknown*BUG*)";
325 /* determine the number of the new target */
326 static int new_target_number(void)
331 /* number is 0 based */
335 if (x < t->target_number)
336 x = t->target_number;
342 /* read a uint64_t from a buffer in target memory endianness */
343 uint64_t target_buffer_get_u64(struct target *target, const uint8_t *buffer)
345 if (target->endianness == TARGET_LITTLE_ENDIAN)
346 return le_to_h_u64(buffer);
348 return be_to_h_u64(buffer);
351 /* read a uint32_t from a buffer in target memory endianness */
352 uint32_t target_buffer_get_u32(struct target *target, const uint8_t *buffer)
354 if (target->endianness == TARGET_LITTLE_ENDIAN)
355 return le_to_h_u32(buffer);
357 return be_to_h_u32(buffer);
360 /* read a uint24_t from a buffer in target memory endianness */
361 uint32_t target_buffer_get_u24(struct target *target, const uint8_t *buffer)
363 if (target->endianness == TARGET_LITTLE_ENDIAN)
364 return le_to_h_u24(buffer);
366 return be_to_h_u24(buffer);
369 /* read a uint16_t from a buffer in target memory endianness */
370 uint16_t target_buffer_get_u16(struct target *target, const uint8_t *buffer)
372 if (target->endianness == TARGET_LITTLE_ENDIAN)
373 return le_to_h_u16(buffer);
375 return be_to_h_u16(buffer);
378 /* read a uint8_t from a buffer in target memory endianness */
379 static __attribute__((unused)) uint8_t target_buffer_get_u8(struct target *target, const uint8_t *buffer)
381 return *buffer & 0x0ff;
384 /* write a uint64_t to a buffer in target memory endianness */
385 void target_buffer_set_u64(struct target *target, uint8_t *buffer, uint64_t value)
387 if (target->endianness == TARGET_LITTLE_ENDIAN)
388 h_u64_to_le(buffer, value);
390 h_u64_to_be(buffer, value);
393 /* write a uint32_t to a buffer in target memory endianness */
394 void target_buffer_set_u32(struct target *target, uint8_t *buffer, uint32_t value)
396 if (target->endianness == TARGET_LITTLE_ENDIAN)
397 h_u32_to_le(buffer, value);
399 h_u32_to_be(buffer, value);
402 /* write a uint24_t to a buffer in target memory endianness */
403 void target_buffer_set_u24(struct target *target, uint8_t *buffer, uint32_t value)
405 if (target->endianness == TARGET_LITTLE_ENDIAN)
406 h_u24_to_le(buffer, value);
408 h_u24_to_be(buffer, value);
411 /* write a uint16_t to a buffer in target memory endianness */
412 void target_buffer_set_u16(struct target *target, uint8_t *buffer, uint16_t value)
414 if (target->endianness == TARGET_LITTLE_ENDIAN)
415 h_u16_to_le(buffer, value);
417 h_u16_to_be(buffer, value);
420 /* write a uint8_t to a buffer in target memory endianness */
421 static void target_buffer_set_u8(struct target *target, uint8_t *buffer, uint8_t value)
426 /* write a uint64_t array to a buffer in target memory endianness */
427 void target_buffer_get_u64_array(struct target *target, const uint8_t *buffer, uint32_t count, uint64_t *dstbuf)
430 for (i = 0; i < count; i++)
431 dstbuf[i] = target_buffer_get_u64(target, &buffer[i * 8]);
434 /* write a uint32_t array to a buffer in target memory endianness */
435 void target_buffer_get_u32_array(struct target *target, const uint8_t *buffer, uint32_t count, uint32_t *dstbuf)
438 for (i = 0; i < count; i++)
439 dstbuf[i] = target_buffer_get_u32(target, &buffer[i * 4]);
442 /* write a uint16_t array to a buffer in target memory endianness */
443 void target_buffer_get_u16_array(struct target *target, const uint8_t *buffer, uint32_t count, uint16_t *dstbuf)
446 for (i = 0; i < count; i++)
447 dstbuf[i] = target_buffer_get_u16(target, &buffer[i * 2]);
450 /* write a uint64_t array to a buffer in target memory endianness */
451 void target_buffer_set_u64_array(struct target *target, uint8_t *buffer, uint32_t count, const uint64_t *srcbuf)
454 for (i = 0; i < count; i++)
455 target_buffer_set_u64(target, &buffer[i * 8], srcbuf[i]);
458 /* write a uint32_t array to a buffer in target memory endianness */
459 void target_buffer_set_u32_array(struct target *target, uint8_t *buffer, uint32_t count, const uint32_t *srcbuf)
462 for (i = 0; i < count; i++)
463 target_buffer_set_u32(target, &buffer[i * 4], srcbuf[i]);
466 /* write a uint16_t array to a buffer in target memory endianness */
467 void target_buffer_set_u16_array(struct target *target, uint8_t *buffer, uint32_t count, const uint16_t *srcbuf)
470 for (i = 0; i < count; i++)
471 target_buffer_set_u16(target, &buffer[i * 2], srcbuf[i]);
474 /* return a pointer to a configured target; id is name or number */
475 struct target *get_target(const char *id)
477 struct target *target;
479 /* try as tcltarget name */
480 for (target = all_targets; target; target = target->next) {
481 if (target_name(target) == NULL)
483 if (strcmp(id, target_name(target)) == 0)
487 /* It's OK to remove this fallback sometime after August 2010 or so */
489 /* no match, try as number */
491 if (parse_uint(id, &num) != ERROR_OK)
494 for (target = all_targets; target; target = target->next) {
495 if (target->target_number == (int)num) {
496 LOG_WARNING("use '%s' as target identifier, not '%u'",
497 target_name(target), num);
505 /* returns a pointer to the n-th configured target */
506 struct target *get_target_by_num(int num)
508 struct target *target = all_targets;
511 if (target->target_number == num)
513 target = target->next;
519 struct target *get_current_target(struct command_context *cmd_ctx)
521 struct target *target = get_current_target_or_null(cmd_ctx);
523 if (target == NULL) {
524 LOG_ERROR("BUG: current_target out of bounds");
531 struct target *get_current_target_or_null(struct command_context *cmd_ctx)
533 return cmd_ctx->current_target_override
534 ? cmd_ctx->current_target_override
535 : cmd_ctx->current_target;
538 int target_poll(struct target *target)
542 /* We can't poll until after examine */
543 if (!target_was_examined(target)) {
544 /* Fail silently lest we pollute the log */
548 retval = target->type->poll(target);
549 if (retval != ERROR_OK)
552 if (target->halt_issued) {
553 if (target->state == TARGET_HALTED)
554 target->halt_issued = false;
556 int64_t t = timeval_ms() - target->halt_issued_time;
557 if (t > DEFAULT_HALT_TIMEOUT) {
558 target->halt_issued = false;
559 LOG_INFO("Halt timed out, wake up GDB.");
560 target_call_event_callbacks(target, TARGET_EVENT_GDB_HALT);
568 int target_halt(struct target *target)
571 /* We can't poll until after examine */
572 if (!target_was_examined(target)) {
573 LOG_ERROR("Target not examined yet");
577 retval = target->type->halt(target);
578 if (retval != ERROR_OK)
581 target->halt_issued = true;
582 target->halt_issued_time = timeval_ms();
588 * Make the target (re)start executing using its saved execution
589 * context (possibly with some modifications).
591 * @param target Which target should start executing.
592 * @param current True to use the target's saved program counter instead
593 * of the address parameter
594 * @param address Optionally used as the program counter.
595 * @param handle_breakpoints True iff breakpoints at the resumption PC
596 * should be skipped. (For example, maybe execution was stopped by
597 * such a breakpoint, in which case it would be counterprodutive to
599 * @param debug_execution False if all working areas allocated by OpenOCD
600 * should be released and/or restored to their original contents.
601 * (This would for example be true to run some downloaded "helper"
602 * algorithm code, which resides in one such working buffer and uses
603 * another for data storage.)
605 * @todo Resolve the ambiguity about what the "debug_execution" flag
606 * signifies. For example, Target implementations don't agree on how
607 * it relates to invalidation of the register cache, or to whether
608 * breakpoints and watchpoints should be enabled. (It would seem wrong
609 * to enable breakpoints when running downloaded "helper" algorithms
610 * (debug_execution true), since the breakpoints would be set to match
611 * target firmware being debugged, not the helper algorithm.... and
612 * enabling them could cause such helpers to malfunction (for example,
613 * by overwriting data with a breakpoint instruction. On the other
614 * hand the infrastructure for running such helpers might use this
615 * procedure but rely on hardware breakpoint to detect termination.)
617 int target_resume(struct target *target, int current, target_addr_t address,
618 int handle_breakpoints, int debug_execution)
622 /* We can't poll until after examine */
623 if (!target_was_examined(target)) {
624 LOG_ERROR("Target not examined yet");
628 target_call_event_callbacks(target, TARGET_EVENT_RESUME_START);
630 /* note that resume *must* be asynchronous. The CPU can halt before
631 * we poll. The CPU can even halt at the current PC as a result of
632 * a software breakpoint being inserted by (a bug?) the application.
634 retval = target->type->resume(target, current, address, handle_breakpoints, debug_execution);
635 if (retval != ERROR_OK)
638 target_call_event_callbacks(target, TARGET_EVENT_RESUME_END);
643 static int target_process_reset(struct command_invocation *cmd, enum target_reset_mode reset_mode)
648 n = Jim_Nvp_value2name_simple(nvp_reset_modes, reset_mode);
649 if (n->name == NULL) {
650 LOG_ERROR("invalid reset mode");
654 struct target *target;
655 for (target = all_targets; target; target = target->next)
656 target_call_reset_callbacks(target, reset_mode);
658 /* disable polling during reset to make reset event scripts
659 * more predictable, i.e. dr/irscan & pathmove in events will
660 * not have JTAG operations injected into the middle of a sequence.
662 bool save_poll = jtag_poll_get_enabled();
664 jtag_poll_set_enabled(false);
666 sprintf(buf, "ocd_process_reset %s", n->name);
667 retval = Jim_Eval(cmd->ctx->interp, buf);
669 jtag_poll_set_enabled(save_poll);
671 if (retval != JIM_OK) {
672 Jim_MakeErrorMessage(cmd->ctx->interp);
673 command_print(cmd->ctx, "%s", Jim_GetString(Jim_GetResult(cmd->ctx->interp), NULL));
677 /* We want any events to be processed before the prompt */
678 retval = target_call_timer_callbacks_now();
680 for (target = all_targets; target; target = target->next) {
681 target->type->check_reset(target);
682 target->running_alg = false;
688 static int identity_virt2phys(struct target *target,
689 target_addr_t virtual, target_addr_t *physical)
695 static int no_mmu(struct target *target, int *enabled)
701 static int default_examine(struct target *target)
703 target_set_examined(target);
707 /* no check by default */
708 static int default_check_reset(struct target *target)
713 int target_examine_one(struct target *target)
715 target_call_event_callbacks(target, TARGET_EVENT_EXAMINE_START);
717 int retval = target->type->examine(target);
718 if (retval != ERROR_OK)
721 target_call_event_callbacks(target, TARGET_EVENT_EXAMINE_END);
726 static int jtag_enable_callback(enum jtag_event event, void *priv)
728 struct target *target = priv;
730 if (event != JTAG_TAP_EVENT_ENABLE || !target->tap->enabled)
733 jtag_unregister_event_callback(jtag_enable_callback, target);
735 return target_examine_one(target);
738 /* Targets that correctly implement init + examine, i.e.
739 * no communication with target during init:
743 int target_examine(void)
745 int retval = ERROR_OK;
746 struct target *target;
748 for (target = all_targets; target; target = target->next) {
749 /* defer examination, but don't skip it */
750 if (!target->tap->enabled) {
751 jtag_register_event_callback(jtag_enable_callback,
756 if (target->defer_examine)
759 retval = target_examine_one(target);
760 if (retval != ERROR_OK)
766 const char *target_type_name(struct target *target)
768 return target->type->name;
771 static int target_soft_reset_halt(struct target *target)
773 if (!target_was_examined(target)) {
774 LOG_ERROR("Target not examined yet");
777 if (!target->type->soft_reset_halt) {
778 LOG_ERROR("Target %s does not support soft_reset_halt",
779 target_name(target));
782 return target->type->soft_reset_halt(target);
786 * Downloads a target-specific native code algorithm to the target,
787 * and executes it. * Note that some targets may need to set up, enable,
788 * and tear down a breakpoint (hard or * soft) to detect algorithm
789 * termination, while others may support lower overhead schemes where
790 * soft breakpoints embedded in the algorithm automatically terminate the
793 * @param target used to run the algorithm
794 * @param arch_info target-specific description of the algorithm.
796 int target_run_algorithm(struct target *target,
797 int num_mem_params, struct mem_param *mem_params,
798 int num_reg_params, struct reg_param *reg_param,
799 uint32_t entry_point, uint32_t exit_point,
800 int timeout_ms, void *arch_info)
802 int retval = ERROR_FAIL;
804 if (!target_was_examined(target)) {
805 LOG_ERROR("Target not examined yet");
808 if (!target->type->run_algorithm) {
809 LOG_ERROR("Target type '%s' does not support %s",
810 target_type_name(target), __func__);
814 target->running_alg = true;
815 retval = target->type->run_algorithm(target,
816 num_mem_params, mem_params,
817 num_reg_params, reg_param,
818 entry_point, exit_point, timeout_ms, arch_info);
819 target->running_alg = false;
826 * Executes a target-specific native code algorithm and leaves it running.
828 * @param target used to run the algorithm
829 * @param arch_info target-specific description of the algorithm.
831 int target_start_algorithm(struct target *target,
832 int num_mem_params, struct mem_param *mem_params,
833 int num_reg_params, struct reg_param *reg_params,
834 uint32_t entry_point, uint32_t exit_point,
837 int retval = ERROR_FAIL;
839 if (!target_was_examined(target)) {
840 LOG_ERROR("Target not examined yet");
843 if (!target->type->start_algorithm) {
844 LOG_ERROR("Target type '%s' does not support %s",
845 target_type_name(target), __func__);
848 if (target->running_alg) {
849 LOG_ERROR("Target is already running an algorithm");
853 target->running_alg = true;
854 retval = target->type->start_algorithm(target,
855 num_mem_params, mem_params,
856 num_reg_params, reg_params,
857 entry_point, exit_point, arch_info);
864 * Waits for an algorithm started with target_start_algorithm() to complete.
866 * @param target used to run the algorithm
867 * @param arch_info target-specific description of the algorithm.
869 int target_wait_algorithm(struct target *target,
870 int num_mem_params, struct mem_param *mem_params,
871 int num_reg_params, struct reg_param *reg_params,
872 uint32_t exit_point, int timeout_ms,
875 int retval = ERROR_FAIL;
877 if (!target->type->wait_algorithm) {
878 LOG_ERROR("Target type '%s' does not support %s",
879 target_type_name(target), __func__);
882 if (!target->running_alg) {
883 LOG_ERROR("Target is not running an algorithm");
887 retval = target->type->wait_algorithm(target,
888 num_mem_params, mem_params,
889 num_reg_params, reg_params,
890 exit_point, timeout_ms, arch_info);
891 if (retval != ERROR_TARGET_TIMEOUT)
892 target->running_alg = false;
899 * Streams data to a circular buffer on target intended for consumption by code
900 * running asynchronously on target.
902 * This is intended for applications where target-specific native code runs
903 * on the target, receives data from the circular buffer, does something with
904 * it (most likely writing it to a flash memory), and advances the circular
907 * This assumes that the helper algorithm has already been loaded to the target,
908 * but has not been started yet. Given memory and register parameters are passed
911 * The buffer is defined by (buffer_start, buffer_size) arguments and has the
914 * [buffer_start + 0, buffer_start + 4):
915 * Write Pointer address (aka head). Written and updated by this
916 * routine when new data is written to the circular buffer.
917 * [buffer_start + 4, buffer_start + 8):
918 * Read Pointer address (aka tail). Updated by code running on the
919 * target after it consumes data.
920 * [buffer_start + 8, buffer_start + buffer_size):
921 * Circular buffer contents.
923 * See contrib/loaders/flash/stm32f1x.S for an example.
925 * @param target used to run the algorithm
926 * @param buffer address on the host where data to be sent is located
927 * @param count number of blocks to send
928 * @param block_size size in bytes of each block
929 * @param num_mem_params count of memory-based params to pass to algorithm
930 * @param mem_params memory-based params to pass to algorithm
931 * @param num_reg_params count of register-based params to pass to algorithm
932 * @param reg_params memory-based params to pass to algorithm
933 * @param buffer_start address on the target of the circular buffer structure
934 * @param buffer_size size of the circular buffer structure
935 * @param entry_point address on the target to execute to start the algorithm
936 * @param exit_point address at which to set a breakpoint to catch the
937 * end of the algorithm; can be 0 if target triggers a breakpoint itself
940 int target_run_flash_async_algorithm(struct target *target,
941 const uint8_t *buffer, uint32_t count, int block_size,
942 int num_mem_params, struct mem_param *mem_params,
943 int num_reg_params, struct reg_param *reg_params,
944 uint32_t buffer_start, uint32_t buffer_size,
945 uint32_t entry_point, uint32_t exit_point, void *arch_info)
950 const uint8_t *buffer_orig = buffer;
952 /* Set up working area. First word is write pointer, second word is read pointer,
953 * rest is fifo data area. */
954 uint32_t wp_addr = buffer_start;
955 uint32_t rp_addr = buffer_start + 4;
956 uint32_t fifo_start_addr = buffer_start + 8;
957 uint32_t fifo_end_addr = buffer_start + buffer_size;
959 uint32_t wp = fifo_start_addr;
960 uint32_t rp = fifo_start_addr;
962 /* validate block_size is 2^n */
963 assert(!block_size || !(block_size & (block_size - 1)));
965 retval = target_write_u32(target, wp_addr, wp);
966 if (retval != ERROR_OK)
968 retval = target_write_u32(target, rp_addr, rp);
969 if (retval != ERROR_OK)
972 /* Start up algorithm on target and let it idle while writing the first chunk */
973 retval = target_start_algorithm(target, num_mem_params, mem_params,
974 num_reg_params, reg_params,
979 if (retval != ERROR_OK) {
980 LOG_ERROR("error starting target flash write algorithm");
986 retval = target_read_u32(target, rp_addr, &rp);
987 if (retval != ERROR_OK) {
988 LOG_ERROR("failed to get read pointer");
992 LOG_DEBUG("offs 0x%zx count 0x%" PRIx32 " wp 0x%" PRIx32 " rp 0x%" PRIx32,
993 (size_t) (buffer - buffer_orig), count, wp, rp);
996 LOG_ERROR("flash write algorithm aborted by target");
997 retval = ERROR_FLASH_OPERATION_FAILED;
1001 if (((rp - fifo_start_addr) & (block_size - 1)) || rp < fifo_start_addr || rp >= fifo_end_addr) {
1002 LOG_ERROR("corrupted fifo read pointer 0x%" PRIx32, rp);
1006 /* Count the number of bytes available in the fifo without
1007 * crossing the wrap around. Make sure to not fill it completely,
1008 * because that would make wp == rp and that's the empty condition. */
1009 uint32_t thisrun_bytes;
1011 thisrun_bytes = rp - wp - block_size;
1012 else if (rp > fifo_start_addr)
1013 thisrun_bytes = fifo_end_addr - wp;
1015 thisrun_bytes = fifo_end_addr - wp - block_size;
1017 if (thisrun_bytes == 0) {
1018 /* Throttle polling a bit if transfer is (much) faster than flash
1019 * programming. The exact delay shouldn't matter as long as it's
1020 * less than buffer size / flash speed. This is very unlikely to
1021 * run when using high latency connections such as USB. */
1024 /* to stop an infinite loop on some targets check and increment a timeout
1025 * this issue was observed on a stellaris using the new ICDI interface */
1026 if (timeout++ >= 500) {
1027 LOG_ERROR("timeout waiting for algorithm, a target reset is recommended");
1028 return ERROR_FLASH_OPERATION_FAILED;
1033 /* reset our timeout */
1036 /* Limit to the amount of data we actually want to write */
1037 if (thisrun_bytes > count * block_size)
1038 thisrun_bytes = count * block_size;
1040 /* Write data to fifo */
1041 retval = target_write_buffer(target, wp, thisrun_bytes, buffer);
1042 if (retval != ERROR_OK)
1045 /* Update counters and wrap write pointer */
1046 buffer += thisrun_bytes;
1047 count -= thisrun_bytes / block_size;
1048 wp += thisrun_bytes;
1049 if (wp >= fifo_end_addr)
1050 wp = fifo_start_addr;
1052 /* Store updated write pointer to target */
1053 retval = target_write_u32(target, wp_addr, wp);
1054 if (retval != ERROR_OK)
1057 /* Avoid GDB timeouts */
1061 if (retval != ERROR_OK) {
1062 /* abort flash write algorithm on target */
1063 target_write_u32(target, wp_addr, 0);
1066 int retval2 = target_wait_algorithm(target, num_mem_params, mem_params,
1067 num_reg_params, reg_params,
1072 if (retval2 != ERROR_OK) {
1073 LOG_ERROR("error waiting for target flash write algorithm");
1077 if (retval == ERROR_OK) {
1078 /* check if algorithm set rp = 0 after fifo writer loop finished */
1079 retval = target_read_u32(target, rp_addr, &rp);
1080 if (retval == ERROR_OK && rp == 0) {
1081 LOG_ERROR("flash write algorithm aborted by target");
1082 retval = ERROR_FLASH_OPERATION_FAILED;
1089 int target_read_memory(struct target *target,
1090 target_addr_t address, uint32_t size, uint32_t count, uint8_t *buffer)
1092 if (!target_was_examined(target)) {
1093 LOG_ERROR("Target not examined yet");
1096 if (!target->type->read_memory) {
1097 LOG_ERROR("Target %s doesn't support read_memory", target_name(target));
1100 return target->type->read_memory(target, address, size, count, buffer);
1103 int target_read_phys_memory(struct target *target,
1104 target_addr_t address, uint32_t size, uint32_t count, uint8_t *buffer)
1106 if (!target_was_examined(target)) {
1107 LOG_ERROR("Target not examined yet");
1110 if (!target->type->read_phys_memory) {
1111 LOG_ERROR("Target %s doesn't support read_phys_memory", target_name(target));
1114 return target->type->read_phys_memory(target, address, size, count, buffer);
1117 int target_write_memory(struct target *target,
1118 target_addr_t address, uint32_t size, uint32_t count, const uint8_t *buffer)
1120 if (!target_was_examined(target)) {
1121 LOG_ERROR("Target not examined yet");
1124 if (!target->type->write_memory) {
1125 LOG_ERROR("Target %s doesn't support write_memory", target_name(target));
1128 return target->type->write_memory(target, address, size, count, buffer);
1131 int target_write_phys_memory(struct target *target,
1132 target_addr_t address, uint32_t size, uint32_t count, const uint8_t *buffer)
1134 if (!target_was_examined(target)) {
1135 LOG_ERROR("Target not examined yet");
1138 if (!target->type->write_phys_memory) {
1139 LOG_ERROR("Target %s doesn't support write_phys_memory", target_name(target));
1142 return target->type->write_phys_memory(target, address, size, count, buffer);
1145 int target_add_breakpoint(struct target *target,
1146 struct breakpoint *breakpoint)
1148 if ((target->state != TARGET_HALTED) && (breakpoint->type != BKPT_HARD)) {
1149 LOG_WARNING("target %s is not halted (add breakpoint)", target_name(target));
1150 return ERROR_TARGET_NOT_HALTED;
1152 return target->type->add_breakpoint(target, breakpoint);
1155 int target_add_context_breakpoint(struct target *target,
1156 struct breakpoint *breakpoint)
1158 if (target->state != TARGET_HALTED) {
1159 LOG_WARNING("target %s is not halted (add context breakpoint)", target_name(target));
1160 return ERROR_TARGET_NOT_HALTED;
1162 return target->type->add_context_breakpoint(target, breakpoint);
1165 int target_add_hybrid_breakpoint(struct target *target,
1166 struct breakpoint *breakpoint)
1168 if (target->state != TARGET_HALTED) {
1169 LOG_WARNING("target %s is not halted (add hybrid breakpoint)", target_name(target));
1170 return ERROR_TARGET_NOT_HALTED;
1172 return target->type->add_hybrid_breakpoint(target, breakpoint);
1175 int target_remove_breakpoint(struct target *target,
1176 struct breakpoint *breakpoint)
1178 return target->type->remove_breakpoint(target, breakpoint);
1181 int target_add_watchpoint(struct target *target,
1182 struct watchpoint *watchpoint)
1184 if (target->state != TARGET_HALTED) {
1185 LOG_WARNING("target %s is not halted (add watchpoint)", target_name(target));
1186 return ERROR_TARGET_NOT_HALTED;
1188 return target->type->add_watchpoint(target, watchpoint);
1190 int target_remove_watchpoint(struct target *target,
1191 struct watchpoint *watchpoint)
1193 return target->type->remove_watchpoint(target, watchpoint);
1195 int target_hit_watchpoint(struct target *target,
1196 struct watchpoint **hit_watchpoint)
1198 if (target->state != TARGET_HALTED) {
1199 LOG_WARNING("target %s is not halted (hit watchpoint)", target->cmd_name);
1200 return ERROR_TARGET_NOT_HALTED;
1203 if (target->type->hit_watchpoint == NULL) {
1204 /* For backward compatible, if hit_watchpoint is not implemented,
1205 * return ERROR_FAIL such that gdb_server will not take the nonsense
1210 return target->type->hit_watchpoint(target, hit_watchpoint);
1213 const char *target_get_gdb_arch(struct target *target)
1215 if (target->type->get_gdb_arch == NULL)
1217 return target->type->get_gdb_arch(target);
1220 int target_get_gdb_reg_list(struct target *target,
1221 struct reg **reg_list[], int *reg_list_size,
1222 enum target_register_class reg_class)
1224 return target->type->get_gdb_reg_list(target, reg_list, reg_list_size, reg_class);
1227 bool target_supports_gdb_connection(struct target *target)
1230 * based on current code, we can simply exclude all the targets that
1231 * don't provide get_gdb_reg_list; this could change with new targets.
1233 return !!target->type->get_gdb_reg_list;
1236 int target_step(struct target *target,
1237 int current, target_addr_t address, int handle_breakpoints)
1239 return target->type->step(target, current, address, handle_breakpoints);
1242 int target_get_gdb_fileio_info(struct target *target, struct gdb_fileio_info *fileio_info)
1244 if (target->state != TARGET_HALTED) {
1245 LOG_WARNING("target %s is not halted (gdb fileio)", target->cmd_name);
1246 return ERROR_TARGET_NOT_HALTED;
1248 return target->type->get_gdb_fileio_info(target, fileio_info);
1251 int target_gdb_fileio_end(struct target *target, int retcode, int fileio_errno, bool ctrl_c)
1253 if (target->state != TARGET_HALTED) {
1254 LOG_WARNING("target %s is not halted (gdb fileio end)", target->cmd_name);
1255 return ERROR_TARGET_NOT_HALTED;
1257 return target->type->gdb_fileio_end(target, retcode, fileio_errno, ctrl_c);
1260 target_addr_t target_address_max(struct target *target)
1262 unsigned bits = target_address_bits(target);
1263 if (sizeof(target_addr_t) * 8 == bits)
1264 return (target_addr_t) -1;
1266 return (((target_addr_t) 1) << bits) - 1;
1269 unsigned target_address_bits(struct target *target)
1271 if (target->type->address_bits)
1272 return target->type->address_bits(target);
1276 int target_profiling(struct target *target, uint32_t *samples,
1277 uint32_t max_num_samples, uint32_t *num_samples, uint32_t seconds)
1279 if (target->state != TARGET_HALTED) {
1280 LOG_WARNING("target %s is not halted (profiling)", target->cmd_name);
1281 return ERROR_TARGET_NOT_HALTED;
1283 return target->type->profiling(target, samples, max_num_samples,
1284 num_samples, seconds);
1288 * Reset the @c examined flag for the given target.
1289 * Pure paranoia -- targets are zeroed on allocation.
1291 static void target_reset_examined(struct target *target)
1293 target->examined = false;
1296 static int handle_target(void *priv);
1298 static int target_init_one(struct command_context *cmd_ctx,
1299 struct target *target)
1301 target_reset_examined(target);
1303 struct target_type *type = target->type;
1304 if (type->examine == NULL)
1305 type->examine = default_examine;
1307 if (type->check_reset == NULL)
1308 type->check_reset = default_check_reset;
1310 assert(type->init_target != NULL);
1312 int retval = type->init_target(cmd_ctx, target);
1313 if (ERROR_OK != retval) {
1314 LOG_ERROR("target '%s' init failed", target_name(target));
1318 /* Sanity-check MMU support ... stub in what we must, to help
1319 * implement it in stages, but warn if we need to do so.
1322 if (type->virt2phys == NULL) {
1323 LOG_ERROR("type '%s' is missing virt2phys", type->name);
1324 type->virt2phys = identity_virt2phys;
1327 /* Make sure no-MMU targets all behave the same: make no
1328 * distinction between physical and virtual addresses, and
1329 * ensure that virt2phys() is always an identity mapping.
1331 if (type->write_phys_memory || type->read_phys_memory || type->virt2phys)
1332 LOG_WARNING("type '%s' has bad MMU hooks", type->name);
1335 type->write_phys_memory = type->write_memory;
1336 type->read_phys_memory = type->read_memory;
1337 type->virt2phys = identity_virt2phys;
1340 if (target->type->read_buffer == NULL)
1341 target->type->read_buffer = target_read_buffer_default;
1343 if (target->type->write_buffer == NULL)
1344 target->type->write_buffer = target_write_buffer_default;
1346 if (target->type->get_gdb_fileio_info == NULL)
1347 target->type->get_gdb_fileio_info = target_get_gdb_fileio_info_default;
1349 if (target->type->gdb_fileio_end == NULL)
1350 target->type->gdb_fileio_end = target_gdb_fileio_end_default;
1352 if (target->type->profiling == NULL)
1353 target->type->profiling = target_profiling_default;
1358 static int target_init(struct command_context *cmd_ctx)
1360 struct target *target;
1363 for (target = all_targets; target; target = target->next) {
1364 retval = target_init_one(cmd_ctx, target);
1365 if (ERROR_OK != retval)
1372 retval = target_register_user_commands(cmd_ctx);
1373 if (ERROR_OK != retval)
1376 retval = target_register_timer_callback(&handle_target,
1377 polling_interval, TARGET_TIMER_TYPE_PERIODIC, cmd_ctx->interp);
1378 if (ERROR_OK != retval)
1384 COMMAND_HANDLER(handle_target_init_command)
1389 return ERROR_COMMAND_SYNTAX_ERROR;
1391 static bool target_initialized;
1392 if (target_initialized) {
1393 LOG_INFO("'target init' has already been called");
1396 target_initialized = true;
1398 retval = command_run_line(CMD_CTX, "init_targets");
1399 if (ERROR_OK != retval)
1402 retval = command_run_line(CMD_CTX, "init_target_events");
1403 if (ERROR_OK != retval)
1406 retval = command_run_line(CMD_CTX, "init_board");
1407 if (ERROR_OK != retval)
1410 LOG_DEBUG("Initializing targets...");
1411 return target_init(CMD_CTX);
1414 int target_register_event_callback(int (*callback)(struct target *target,
1415 enum target_event event, void *priv), void *priv)
1417 struct target_event_callback **callbacks_p = &target_event_callbacks;
1419 if (callback == NULL)
1420 return ERROR_COMMAND_SYNTAX_ERROR;
1423 while ((*callbacks_p)->next)
1424 callbacks_p = &((*callbacks_p)->next);
1425 callbacks_p = &((*callbacks_p)->next);
1428 (*callbacks_p) = malloc(sizeof(struct target_event_callback));
1429 (*callbacks_p)->callback = callback;
1430 (*callbacks_p)->priv = priv;
1431 (*callbacks_p)->next = NULL;
1436 int target_register_reset_callback(int (*callback)(struct target *target,
1437 enum target_reset_mode reset_mode, void *priv), void *priv)
1439 struct target_reset_callback *entry;
1441 if (callback == NULL)
1442 return ERROR_COMMAND_SYNTAX_ERROR;
1444 entry = malloc(sizeof(struct target_reset_callback));
1445 if (entry == NULL) {
1446 LOG_ERROR("error allocating buffer for reset callback entry");
1447 return ERROR_COMMAND_SYNTAX_ERROR;
1450 entry->callback = callback;
1452 list_add(&entry->list, &target_reset_callback_list);
1458 int target_register_trace_callback(int (*callback)(struct target *target,
1459 size_t len, uint8_t *data, void *priv), void *priv)
1461 struct target_trace_callback *entry;
1463 if (callback == NULL)
1464 return ERROR_COMMAND_SYNTAX_ERROR;
1466 entry = malloc(sizeof(struct target_trace_callback));
1467 if (entry == NULL) {
1468 LOG_ERROR("error allocating buffer for trace callback entry");
1469 return ERROR_COMMAND_SYNTAX_ERROR;
1472 entry->callback = callback;
1474 list_add(&entry->list, &target_trace_callback_list);
1480 int target_register_timer_callback(int (*callback)(void *priv),
1481 unsigned int time_ms, enum target_timer_type type, void *priv)
1483 struct target_timer_callback **callbacks_p = &target_timer_callbacks;
1485 if (callback == NULL)
1486 return ERROR_COMMAND_SYNTAX_ERROR;
1489 while ((*callbacks_p)->next)
1490 callbacks_p = &((*callbacks_p)->next);
1491 callbacks_p = &((*callbacks_p)->next);
1494 (*callbacks_p) = malloc(sizeof(struct target_timer_callback));
1495 (*callbacks_p)->callback = callback;
1496 (*callbacks_p)->type = type;
1497 (*callbacks_p)->time_ms = time_ms;
1498 (*callbacks_p)->removed = false;
1500 gettimeofday(&(*callbacks_p)->when, NULL);
1501 timeval_add_time(&(*callbacks_p)->when, 0, time_ms * 1000);
1503 (*callbacks_p)->priv = priv;
1504 (*callbacks_p)->next = NULL;
1509 int target_unregister_event_callback(int (*callback)(struct target *target,
1510 enum target_event event, void *priv), void *priv)
1512 struct target_event_callback **p = &target_event_callbacks;
1513 struct target_event_callback *c = target_event_callbacks;
1515 if (callback == NULL)
1516 return ERROR_COMMAND_SYNTAX_ERROR;
1519 struct target_event_callback *next = c->next;
1520 if ((c->callback == callback) && (c->priv == priv)) {
1532 int target_unregister_reset_callback(int (*callback)(struct target *target,
1533 enum target_reset_mode reset_mode, void *priv), void *priv)
1535 struct target_reset_callback *entry;
1537 if (callback == NULL)
1538 return ERROR_COMMAND_SYNTAX_ERROR;
1540 list_for_each_entry(entry, &target_reset_callback_list, list) {
1541 if (entry->callback == callback && entry->priv == priv) {
1542 list_del(&entry->list);
1551 int target_unregister_trace_callback(int (*callback)(struct target *target,
1552 size_t len, uint8_t *data, void *priv), void *priv)
1554 struct target_trace_callback *entry;
1556 if (callback == NULL)
1557 return ERROR_COMMAND_SYNTAX_ERROR;
1559 list_for_each_entry(entry, &target_trace_callback_list, list) {
1560 if (entry->callback == callback && entry->priv == priv) {
1561 list_del(&entry->list);
1570 int target_unregister_timer_callback(int (*callback)(void *priv), void *priv)
1572 if (callback == NULL)
1573 return ERROR_COMMAND_SYNTAX_ERROR;
1575 for (struct target_timer_callback *c = target_timer_callbacks;
1577 if ((c->callback == callback) && (c->priv == priv)) {
1586 int target_call_event_callbacks(struct target *target, enum target_event event)
1588 struct target_event_callback *callback = target_event_callbacks;
1589 struct target_event_callback *next_callback;
1591 if (event == TARGET_EVENT_HALTED) {
1592 /* execute early halted first */
1593 target_call_event_callbacks(target, TARGET_EVENT_GDB_HALT);
1596 LOG_DEBUG("target event %i (%s)", event,
1597 Jim_Nvp_value2name_simple(nvp_target_event, event)->name);
1599 target_handle_event(target, event);
1602 next_callback = callback->next;
1603 callback->callback(target, event, callback->priv);
1604 callback = next_callback;
1610 int target_call_reset_callbacks(struct target *target, enum target_reset_mode reset_mode)
1612 struct target_reset_callback *callback;
1614 LOG_DEBUG("target reset %i (%s)", reset_mode,
1615 Jim_Nvp_value2name_simple(nvp_reset_modes, reset_mode)->name);
1617 list_for_each_entry(callback, &target_reset_callback_list, list)
1618 callback->callback(target, reset_mode, callback->priv);
1623 int target_call_trace_callbacks(struct target *target, size_t len, uint8_t *data)
1625 struct target_trace_callback *callback;
1627 list_for_each_entry(callback, &target_trace_callback_list, list)
1628 callback->callback(target, len, data, callback->priv);
1633 static int target_timer_callback_periodic_restart(
1634 struct target_timer_callback *cb, struct timeval *now)
1637 timeval_add_time(&cb->when, 0, cb->time_ms * 1000L);
1641 static int target_call_timer_callback(struct target_timer_callback *cb,
1642 struct timeval *now)
1644 cb->callback(cb->priv);
1646 if (cb->type == TARGET_TIMER_TYPE_PERIODIC)
1647 return target_timer_callback_periodic_restart(cb, now);
1649 return target_unregister_timer_callback(cb->callback, cb->priv);
1652 static int target_call_timer_callbacks_check_time(int checktime)
1654 static bool callback_processing;
1656 /* Do not allow nesting */
1657 if (callback_processing)
1660 callback_processing = true;
1665 gettimeofday(&now, NULL);
1667 /* Store an address of the place containing a pointer to the
1668 * next item; initially, that's a standalone "root of the
1669 * list" variable. */
1670 struct target_timer_callback **callback = &target_timer_callbacks;
1672 if ((*callback)->removed) {
1673 struct target_timer_callback *p = *callback;
1674 *callback = (*callback)->next;
1679 bool call_it = (*callback)->callback &&
1680 ((!checktime && (*callback)->type == TARGET_TIMER_TYPE_PERIODIC) ||
1681 timeval_compare(&now, &(*callback)->when) >= 0);
1684 target_call_timer_callback(*callback, &now);
1686 callback = &(*callback)->next;
1689 callback_processing = false;
1693 int target_call_timer_callbacks(void)
1695 return target_call_timer_callbacks_check_time(1);
1698 /* invoke periodic callbacks immediately */
1699 int target_call_timer_callbacks_now(void)
1701 return target_call_timer_callbacks_check_time(0);
1704 /* Prints the working area layout for debug purposes */
1705 static void print_wa_layout(struct target *target)
1707 struct working_area *c = target->working_areas;
1710 LOG_DEBUG("%c%c " TARGET_ADDR_FMT "-" TARGET_ADDR_FMT " (%" PRIu32 " bytes)",
1711 c->backup ? 'b' : ' ', c->free ? ' ' : '*',
1712 c->address, c->address + c->size - 1, c->size);
1717 /* Reduce area to size bytes, create a new free area from the remaining bytes, if any. */
1718 static void target_split_working_area(struct working_area *area, uint32_t size)
1720 assert(area->free); /* Shouldn't split an allocated area */
1721 assert(size <= area->size); /* Caller should guarantee this */
1723 /* Split only if not already the right size */
1724 if (size < area->size) {
1725 struct working_area *new_wa = malloc(sizeof(*new_wa));
1730 new_wa->next = area->next;
1731 new_wa->size = area->size - size;
1732 new_wa->address = area->address + size;
1733 new_wa->backup = NULL;
1734 new_wa->user = NULL;
1735 new_wa->free = true;
1737 area->next = new_wa;
1740 /* If backup memory was allocated to this area, it has the wrong size
1741 * now so free it and it will be reallocated if/when needed */
1744 area->backup = NULL;
1749 /* Merge all adjacent free areas into one */
1750 static void target_merge_working_areas(struct target *target)
1752 struct working_area *c = target->working_areas;
1754 while (c && c->next) {
1755 assert(c->next->address == c->address + c->size); /* This is an invariant */
1757 /* Find two adjacent free areas */
1758 if (c->free && c->next->free) {
1759 /* Merge the last into the first */
1760 c->size += c->next->size;
1762 /* Remove the last */
1763 struct working_area *to_be_freed = c->next;
1764 c->next = c->next->next;
1765 if (to_be_freed->backup)
1766 free(to_be_freed->backup);
1769 /* If backup memory was allocated to the remaining area, it's has
1770 * the wrong size now */
1781 int target_alloc_working_area_try(struct target *target, uint32_t size, struct working_area **area)
1783 /* Reevaluate working area address based on MMU state*/
1784 if (target->working_areas == NULL) {
1788 retval = target->type->mmu(target, &enabled);
1789 if (retval != ERROR_OK)
1793 if (target->working_area_phys_spec) {
1794 LOG_DEBUG("MMU disabled, using physical "
1795 "address for working memory " TARGET_ADDR_FMT,
1796 target->working_area_phys);
1797 target->working_area = target->working_area_phys;
1799 LOG_ERROR("No working memory available. "
1800 "Specify -work-area-phys to target.");
1801 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE;
1804 if (target->working_area_virt_spec) {
1805 LOG_DEBUG("MMU enabled, using virtual "
1806 "address for working memory " TARGET_ADDR_FMT,
1807 target->working_area_virt);
1808 target->working_area = target->working_area_virt;
1810 LOG_ERROR("No working memory available. "
1811 "Specify -work-area-virt to target.");
1812 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE;
1816 /* Set up initial working area on first call */
1817 struct working_area *new_wa = malloc(sizeof(*new_wa));
1819 new_wa->next = NULL;
1820 new_wa->size = target->working_area_size & ~3UL; /* 4-byte align */
1821 new_wa->address = target->working_area;
1822 new_wa->backup = NULL;
1823 new_wa->user = NULL;
1824 new_wa->free = true;
1827 target->working_areas = new_wa;
1830 /* only allocate multiples of 4 byte */
1832 size = (size + 3) & (~3UL);
1834 struct working_area *c = target->working_areas;
1836 /* Find the first large enough working area */
1838 if (c->free && c->size >= size)
1844 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE;
1846 /* Split the working area into the requested size */
1847 target_split_working_area(c, size);
1849 LOG_DEBUG("allocated new working area of %" PRIu32 " bytes at address " TARGET_ADDR_FMT,
1852 if (target->backup_working_area) {
1853 if (c->backup == NULL) {
1854 c->backup = malloc(c->size);
1855 if (c->backup == NULL)
1859 int retval = target_read_memory(target, c->address, 4, c->size / 4, c->backup);
1860 if (retval != ERROR_OK)
1864 /* mark as used, and return the new (reused) area */
1871 print_wa_layout(target);
1876 int target_alloc_working_area(struct target *target, uint32_t size, struct working_area **area)
1880 retval = target_alloc_working_area_try(target, size, area);
1881 if (retval == ERROR_TARGET_RESOURCE_NOT_AVAILABLE)
1882 LOG_WARNING("not enough working area available(requested %"PRIu32")", size);
1887 static int target_restore_working_area(struct target *target, struct working_area *area)
1889 int retval = ERROR_OK;
1891 if (target->backup_working_area && area->backup != NULL) {
1892 retval = target_write_memory(target, area->address, 4, area->size / 4, area->backup);
1893 if (retval != ERROR_OK)
1894 LOG_ERROR("failed to restore %" PRIu32 " bytes of working area at address " TARGET_ADDR_FMT,
1895 area->size, area->address);
1901 /* Restore the area's backup memory, if any, and return the area to the allocation pool */
1902 static int target_free_working_area_restore(struct target *target, struct working_area *area, int restore)
1904 int retval = ERROR_OK;
1910 retval = target_restore_working_area(target, area);
1911 /* REVISIT: Perhaps the area should be freed even if restoring fails. */
1912 if (retval != ERROR_OK)
1918 LOG_DEBUG("freed %" PRIu32 " bytes of working area at address " TARGET_ADDR_FMT,
1919 area->size, area->address);
1921 /* mark user pointer invalid */
1922 /* TODO: Is this really safe? It points to some previous caller's memory.
1923 * How could we know that the area pointer is still in that place and not
1924 * some other vital data? What's the purpose of this, anyway? */
1928 target_merge_working_areas(target);
1930 print_wa_layout(target);
1935 int target_free_working_area(struct target *target, struct working_area *area)
1937 return target_free_working_area_restore(target, area, 1);
1940 /* free resources and restore memory, if restoring memory fails,
1941 * free up resources anyway
1943 static void target_free_all_working_areas_restore(struct target *target, int restore)
1945 struct working_area *c = target->working_areas;
1947 LOG_DEBUG("freeing all working areas");
1949 /* Loop through all areas, restoring the allocated ones and marking them as free */
1953 target_restore_working_area(target, c);
1955 *c->user = NULL; /* Same as above */
1961 /* Run a merge pass to combine all areas into one */
1962 target_merge_working_areas(target);
1964 print_wa_layout(target);
1967 void target_free_all_working_areas(struct target *target)
1969 target_free_all_working_areas_restore(target, 1);
1971 /* Now we have none or only one working area marked as free */
1972 if (target->working_areas) {
1973 /* Free the last one to allow on-the-fly moving and resizing */
1974 free(target->working_areas->backup);
1975 free(target->working_areas);
1976 target->working_areas = NULL;
1980 /* Find the largest number of bytes that can be allocated */
1981 uint32_t target_get_working_area_avail(struct target *target)
1983 struct working_area *c = target->working_areas;
1984 uint32_t max_size = 0;
1987 return target->working_area_size;
1990 if (c->free && max_size < c->size)
1999 static void target_destroy(struct target *target)
2001 if (target->type->deinit_target)
2002 target->type->deinit_target(target);
2004 if (target->semihosting)
2005 free(target->semihosting);
2007 jtag_unregister_event_callback(jtag_enable_callback, target);
2009 struct target_event_action *teap = target->event_action;
2011 struct target_event_action *next = teap->next;
2012 Jim_DecrRefCount(teap->interp, teap->body);
2017 target_free_all_working_areas(target);
2019 /* release the targets SMP list */
2021 struct target_list *head = target->head;
2022 while (head != NULL) {
2023 struct target_list *pos = head->next;
2024 head->target->smp = 0;
2031 free(target->gdb_port_override);
2033 free(target->trace_info);
2034 free(target->fileio_info);
2035 free(target->cmd_name);
2039 void target_quit(void)
2041 struct target_event_callback *pe = target_event_callbacks;
2043 struct target_event_callback *t = pe->next;
2047 target_event_callbacks = NULL;
2049 struct target_timer_callback *pt = target_timer_callbacks;
2051 struct target_timer_callback *t = pt->next;
2055 target_timer_callbacks = NULL;
2057 for (struct target *target = all_targets; target;) {
2061 target_destroy(target);
2068 int target_arch_state(struct target *target)
2071 if (target == NULL) {
2072 LOG_WARNING("No target has been configured");
2076 if (target->state != TARGET_HALTED)
2079 retval = target->type->arch_state(target);
2083 static int target_get_gdb_fileio_info_default(struct target *target,
2084 struct gdb_fileio_info *fileio_info)
2086 /* If target does not support semi-hosting function, target
2087 has no need to provide .get_gdb_fileio_info callback.
2088 It just return ERROR_FAIL and gdb_server will return "Txx"
2089 as target halted every time. */
2093 static int target_gdb_fileio_end_default(struct target *target,
2094 int retcode, int fileio_errno, bool ctrl_c)
2099 static int target_profiling_default(struct target *target, uint32_t *samples,
2100 uint32_t max_num_samples, uint32_t *num_samples, uint32_t seconds)
2102 struct timeval timeout, now;
2104 gettimeofday(&timeout, NULL);
2105 timeval_add_time(&timeout, seconds, 0);
2107 LOG_INFO("Starting profiling. Halting and resuming the"
2108 " target as often as we can...");
2110 uint32_t sample_count = 0;
2111 /* hopefully it is safe to cache! We want to stop/restart as quickly as possible. */
2112 struct reg *reg = register_get_by_name(target->reg_cache, "pc", 1);
2114 int retval = ERROR_OK;
2116 target_poll(target);
2117 if (target->state == TARGET_HALTED) {
2118 uint32_t t = buf_get_u32(reg->value, 0, 32);
2119 samples[sample_count++] = t;
2120 /* current pc, addr = 0, do not handle breakpoints, not debugging */
2121 retval = target_resume(target, 1, 0, 0, 0);
2122 target_poll(target);
2123 alive_sleep(10); /* sleep 10ms, i.e. <100 samples/second. */
2124 } else if (target->state == TARGET_RUNNING) {
2125 /* We want to quickly sample the PC. */
2126 retval = target_halt(target);
2128 LOG_INFO("Target not halted or running");
2133 if (retval != ERROR_OK)
2136 gettimeofday(&now, NULL);
2137 if ((sample_count >= max_num_samples) || timeval_compare(&now, &timeout) >= 0) {
2138 LOG_INFO("Profiling completed. %" PRIu32 " samples.", sample_count);
2143 *num_samples = sample_count;
2147 /* Single aligned words are guaranteed to use 16 or 32 bit access
2148 * mode respectively, otherwise data is handled as quickly as
2151 int target_write_buffer(struct target *target, target_addr_t address, uint32_t size, const uint8_t *buffer)
2153 LOG_DEBUG("writing buffer of %" PRIi32 " byte at " TARGET_ADDR_FMT,
2156 if (!target_was_examined(target)) {
2157 LOG_ERROR("Target not examined yet");
2164 if ((address + size - 1) < address) {
2165 /* GDB can request this when e.g. PC is 0xfffffffc */
2166 LOG_ERROR("address + size wrapped (" TARGET_ADDR_FMT ", 0x%08" PRIx32 ")",
2172 return target->type->write_buffer(target, address, size, buffer);
2175 static int target_write_buffer_default(struct target *target,
2176 target_addr_t address, uint32_t count, const uint8_t *buffer)
2180 /* Align up to maximum 4 bytes. The loop condition makes sure the next pass
2181 * will have something to do with the size we leave to it. */
2182 for (size = 1; size < 4 && count >= size * 2 + (address & size); size *= 2) {
2183 if (address & size) {
2184 int retval = target_write_memory(target, address, size, 1, buffer);
2185 if (retval != ERROR_OK)
2193 /* Write the data with as large access size as possible. */
2194 for (; size > 0; size /= 2) {
2195 uint32_t aligned = count - count % size;
2197 int retval = target_write_memory(target, address, size, aligned / size, buffer);
2198 if (retval != ERROR_OK)
2209 /* Single aligned words are guaranteed to use 16 or 32 bit access
2210 * mode respectively, otherwise data is handled as quickly as
2213 int target_read_buffer(struct target *target, target_addr_t address, uint32_t size, uint8_t *buffer)
2215 LOG_DEBUG("reading buffer of %" PRIi32 " byte at " TARGET_ADDR_FMT,
2218 if (!target_was_examined(target)) {
2219 LOG_ERROR("Target not examined yet");
2226 if ((address + size - 1) < address) {
2227 /* GDB can request this when e.g. PC is 0xfffffffc */
2228 LOG_ERROR("address + size wrapped (" TARGET_ADDR_FMT ", 0x%08" PRIx32 ")",
2234 return target->type->read_buffer(target, address, size, buffer);
2237 static int target_read_buffer_default(struct target *target, target_addr_t address, uint32_t count, uint8_t *buffer)
2241 /* Align up to maximum 4 bytes. The loop condition makes sure the next pass
2242 * will have something to do with the size we leave to it. */
2243 for (size = 1; size < 4 && count >= size * 2 + (address & size); size *= 2) {
2244 if (address & size) {
2245 int retval = target_read_memory(target, address, size, 1, buffer);
2246 if (retval != ERROR_OK)
2254 /* Read the data with as large access size as possible. */
2255 for (; size > 0; size /= 2) {
2256 uint32_t aligned = count - count % size;
2258 int retval = target_read_memory(target, address, size, aligned / size, buffer);
2259 if (retval != ERROR_OK)
2270 int target_checksum_memory(struct target *target, target_addr_t address, uint32_t size, uint32_t* crc)
2275 uint32_t checksum = 0;
2276 if (!target_was_examined(target)) {
2277 LOG_ERROR("Target not examined yet");
2281 retval = target->type->checksum_memory(target, address, size, &checksum);
2282 if (retval != ERROR_OK) {
2283 buffer = malloc(size);
2284 if (buffer == NULL) {
2285 LOG_ERROR("error allocating buffer for section (%" PRId32 " bytes)", size);
2286 return ERROR_COMMAND_SYNTAX_ERROR;
2288 retval = target_read_buffer(target, address, size, buffer);
2289 if (retval != ERROR_OK) {
2294 /* convert to target endianness */
2295 for (i = 0; i < (size/sizeof(uint32_t)); i++) {
2296 uint32_t target_data;
2297 target_data = target_buffer_get_u32(target, &buffer[i*sizeof(uint32_t)]);
2298 target_buffer_set_u32(target, &buffer[i*sizeof(uint32_t)], target_data);
2301 retval = image_calculate_checksum(buffer, size, &checksum);
2310 int target_blank_check_memory(struct target *target,
2311 struct target_memory_check_block *blocks, int num_blocks,
2312 uint8_t erased_value)
2314 if (!target_was_examined(target)) {
2315 LOG_ERROR("Target not examined yet");
2319 if (target->type->blank_check_memory == NULL)
2320 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE;
2322 return target->type->blank_check_memory(target, blocks, num_blocks, erased_value);
2325 int target_read_u64(struct target *target, target_addr_t address, uint64_t *value)
2327 uint8_t value_buf[8];
2328 if (!target_was_examined(target)) {
2329 LOG_ERROR("Target not examined yet");
2333 int retval = target_read_memory(target, address, 8, 1, value_buf);
2335 if (retval == ERROR_OK) {
2336 *value = target_buffer_get_u64(target, value_buf);
2337 LOG_DEBUG("address: " TARGET_ADDR_FMT ", value: 0x%16.16" PRIx64 "",
2342 LOG_DEBUG("address: " TARGET_ADDR_FMT " failed",
2349 int target_read_u32(struct target *target, target_addr_t address, uint32_t *value)
2351 uint8_t value_buf[4];
2352 if (!target_was_examined(target)) {
2353 LOG_ERROR("Target not examined yet");
2357 int retval = target_read_memory(target, address, 4, 1, value_buf);
2359 if (retval == ERROR_OK) {
2360 *value = target_buffer_get_u32(target, value_buf);
2361 LOG_DEBUG("address: " TARGET_ADDR_FMT ", value: 0x%8.8" PRIx32 "",
2366 LOG_DEBUG("address: " TARGET_ADDR_FMT " failed",
2373 int target_read_u16(struct target *target, target_addr_t address, uint16_t *value)
2375 uint8_t value_buf[2];
2376 if (!target_was_examined(target)) {
2377 LOG_ERROR("Target not examined yet");
2381 int retval = target_read_memory(target, address, 2, 1, value_buf);
2383 if (retval == ERROR_OK) {
2384 *value = target_buffer_get_u16(target, value_buf);
2385 LOG_DEBUG("address: " TARGET_ADDR_FMT ", value: 0x%4.4" PRIx16,
2390 LOG_DEBUG("address: " TARGET_ADDR_FMT " failed",
2397 int target_read_u8(struct target *target, target_addr_t address, uint8_t *value)
2399 if (!target_was_examined(target)) {
2400 LOG_ERROR("Target not examined yet");
2404 int retval = target_read_memory(target, address, 1, 1, value);
2406 if (retval == ERROR_OK) {
2407 LOG_DEBUG("address: " TARGET_ADDR_FMT ", value: 0x%2.2" PRIx8,
2412 LOG_DEBUG("address: " TARGET_ADDR_FMT " failed",
2419 int target_write_u64(struct target *target, target_addr_t address, uint64_t value)
2422 uint8_t value_buf[8];
2423 if (!target_was_examined(target)) {
2424 LOG_ERROR("Target not examined yet");
2428 LOG_DEBUG("address: " TARGET_ADDR_FMT ", value: 0x%16.16" PRIx64 "",
2432 target_buffer_set_u64(target, value_buf, value);
2433 retval = target_write_memory(target, address, 8, 1, value_buf);
2434 if (retval != ERROR_OK)
2435 LOG_DEBUG("failed: %i", retval);
2440 int target_write_u32(struct target *target, target_addr_t address, uint32_t value)
2443 uint8_t value_buf[4];
2444 if (!target_was_examined(target)) {
2445 LOG_ERROR("Target not examined yet");
2449 LOG_DEBUG("address: " TARGET_ADDR_FMT ", value: 0x%8.8" PRIx32 "",
2453 target_buffer_set_u32(target, value_buf, value);
2454 retval = target_write_memory(target, address, 4, 1, value_buf);
2455 if (retval != ERROR_OK)
2456 LOG_DEBUG("failed: %i", retval);
2461 int target_write_u16(struct target *target, target_addr_t address, uint16_t value)
2464 uint8_t value_buf[2];
2465 if (!target_was_examined(target)) {
2466 LOG_ERROR("Target not examined yet");
2470 LOG_DEBUG("address: " TARGET_ADDR_FMT ", value: 0x%8.8" PRIx16,
2474 target_buffer_set_u16(target, value_buf, value);
2475 retval = target_write_memory(target, address, 2, 1, value_buf);
2476 if (retval != ERROR_OK)
2477 LOG_DEBUG("failed: %i", retval);
2482 int target_write_u8(struct target *target, target_addr_t address, uint8_t value)
2485 if (!target_was_examined(target)) {
2486 LOG_ERROR("Target not examined yet");
2490 LOG_DEBUG("address: " TARGET_ADDR_FMT ", value: 0x%2.2" PRIx8,
2493 retval = target_write_memory(target, address, 1, 1, &value);
2494 if (retval != ERROR_OK)
2495 LOG_DEBUG("failed: %i", retval);
2500 int target_write_phys_u64(struct target *target, target_addr_t address, uint64_t value)
2503 uint8_t value_buf[8];
2504 if (!target_was_examined(target)) {
2505 LOG_ERROR("Target not examined yet");
2509 LOG_DEBUG("address: " TARGET_ADDR_FMT ", value: 0x%16.16" PRIx64 "",
2513 target_buffer_set_u64(target, value_buf, value);
2514 retval = target_write_phys_memory(target, address, 8, 1, value_buf);
2515 if (retval != ERROR_OK)
2516 LOG_DEBUG("failed: %i", retval);
2521 int target_write_phys_u32(struct target *target, target_addr_t address, uint32_t value)
2524 uint8_t value_buf[4];
2525 if (!target_was_examined(target)) {
2526 LOG_ERROR("Target not examined yet");
2530 LOG_DEBUG("address: " TARGET_ADDR_FMT ", value: 0x%8.8" PRIx32 "",
2534 target_buffer_set_u32(target, value_buf, value);
2535 retval = target_write_phys_memory(target, address, 4, 1, value_buf);
2536 if (retval != ERROR_OK)
2537 LOG_DEBUG("failed: %i", retval);
2542 int target_write_phys_u16(struct target *target, target_addr_t address, uint16_t value)
2545 uint8_t value_buf[2];
2546 if (!target_was_examined(target)) {
2547 LOG_ERROR("Target not examined yet");
2551 LOG_DEBUG("address: " TARGET_ADDR_FMT ", value: 0x%8.8" PRIx16,
2555 target_buffer_set_u16(target, value_buf, value);
2556 retval = target_write_phys_memory(target, address, 2, 1, value_buf);
2557 if (retval != ERROR_OK)
2558 LOG_DEBUG("failed: %i", retval);
2563 int target_write_phys_u8(struct target *target, target_addr_t address, uint8_t value)
2566 if (!target_was_examined(target)) {
2567 LOG_ERROR("Target not examined yet");
2571 LOG_DEBUG("address: " TARGET_ADDR_FMT ", value: 0x%2.2" PRIx8,
2574 retval = target_write_phys_memory(target, address, 1, 1, &value);
2575 if (retval != ERROR_OK)
2576 LOG_DEBUG("failed: %i", retval);
2581 static int find_target(struct command_context *cmd_ctx, const char *name)
2583 struct target *target = get_target(name);
2584 if (target == NULL) {
2585 LOG_ERROR("Target: %s is unknown, try one of:\n", name);
2588 if (!target->tap->enabled) {
2589 LOG_USER("Target: TAP %s is disabled, "
2590 "can't be the current target\n",
2591 target->tap->dotted_name);
2595 cmd_ctx->current_target = target;
2596 if (cmd_ctx->current_target_override)
2597 cmd_ctx->current_target_override = target;
2603 COMMAND_HANDLER(handle_targets_command)
2605 int retval = ERROR_OK;
2606 if (CMD_ARGC == 1) {
2607 retval = find_target(CMD_CTX, CMD_ARGV[0]);
2608 if (retval == ERROR_OK) {
2614 struct target *target = all_targets;
2615 command_print(CMD_CTX, " TargetName Type Endian TapName State ");
2616 command_print(CMD_CTX, "-- ------------------ ---------- ------ ------------------ ------------");
2621 if (target->tap->enabled)
2622 state = target_state_name(target);
2624 state = "tap-disabled";
2626 if (CMD_CTX->current_target == target)
2629 /* keep columns lined up to match the headers above */
2630 command_print(CMD_CTX,
2631 "%2d%c %-18s %-10s %-6s %-18s %s",
2632 target->target_number,
2634 target_name(target),
2635 target_type_name(target),
2636 Jim_Nvp_value2name_simple(nvp_target_endian,
2637 target->endianness)->name,
2638 target->tap->dotted_name,
2640 target = target->next;
2646 /* every 300ms we check for reset & powerdropout and issue a "reset halt" if so. */
2648 static int powerDropout;
2649 static int srstAsserted;
2651 static int runPowerRestore;
2652 static int runPowerDropout;
2653 static int runSrstAsserted;
2654 static int runSrstDeasserted;
2656 static int sense_handler(void)
2658 static int prevSrstAsserted;
2659 static int prevPowerdropout;
2661 int retval = jtag_power_dropout(&powerDropout);
2662 if (retval != ERROR_OK)
2666 powerRestored = prevPowerdropout && !powerDropout;
2668 runPowerRestore = 1;
2670 int64_t current = timeval_ms();
2671 static int64_t lastPower;
2672 bool waitMore = lastPower + 2000 > current;
2673 if (powerDropout && !waitMore) {
2674 runPowerDropout = 1;
2675 lastPower = current;
2678 retval = jtag_srst_asserted(&srstAsserted);
2679 if (retval != ERROR_OK)
2683 srstDeasserted = prevSrstAsserted && !srstAsserted;
2685 static int64_t lastSrst;
2686 waitMore = lastSrst + 2000 > current;
2687 if (srstDeasserted && !waitMore) {
2688 runSrstDeasserted = 1;
2692 if (!prevSrstAsserted && srstAsserted)
2693 runSrstAsserted = 1;
2695 prevSrstAsserted = srstAsserted;
2696 prevPowerdropout = powerDropout;
2698 if (srstDeasserted || powerRestored) {
2699 /* Other than logging the event we can't do anything here.
2700 * Issuing a reset is a particularly bad idea as we might
2701 * be inside a reset already.
2708 /* process target state changes */
2709 static int handle_target(void *priv)
2711 Jim_Interp *interp = (Jim_Interp *)priv;
2712 int retval = ERROR_OK;
2714 if (!is_jtag_poll_safe()) {
2715 /* polling is disabled currently */
2719 /* we do not want to recurse here... */
2720 static int recursive;
2724 /* danger! running these procedures can trigger srst assertions and power dropouts.
2725 * We need to avoid an infinite loop/recursion here and we do that by
2726 * clearing the flags after running these events.
2728 int did_something = 0;
2729 if (runSrstAsserted) {
2730 LOG_INFO("srst asserted detected, running srst_asserted proc.");
2731 Jim_Eval(interp, "srst_asserted");
2734 if (runSrstDeasserted) {
2735 Jim_Eval(interp, "srst_deasserted");
2738 if (runPowerDropout) {
2739 LOG_INFO("Power dropout detected, running power_dropout proc.");
2740 Jim_Eval(interp, "power_dropout");
2743 if (runPowerRestore) {
2744 Jim_Eval(interp, "power_restore");
2748 if (did_something) {
2749 /* clear detect flags */
2753 /* clear action flags */
2755 runSrstAsserted = 0;
2756 runSrstDeasserted = 0;
2757 runPowerRestore = 0;
2758 runPowerDropout = 0;
2763 /* Poll targets for state changes unless that's globally disabled.
2764 * Skip targets that are currently disabled.
2766 for (struct target *target = all_targets;
2767 is_jtag_poll_safe() && target;
2768 target = target->next) {
2770 if (!target_was_examined(target))
2773 if (!target->tap->enabled)
2776 if (target->backoff.times > target->backoff.count) {
2777 /* do not poll this time as we failed previously */
2778 target->backoff.count++;
2781 target->backoff.count = 0;
2783 /* only poll target if we've got power and srst isn't asserted */
2784 if (!powerDropout && !srstAsserted) {
2785 /* polling may fail silently until the target has been examined */
2786 retval = target_poll(target);
2787 if (retval != ERROR_OK) {
2788 /* 100ms polling interval. Increase interval between polling up to 5000ms */
2789 if (target->backoff.times * polling_interval < 5000) {
2790 target->backoff.times *= 2;
2791 target->backoff.times++;
2794 /* Tell GDB to halt the debugger. This allows the user to
2795 * run monitor commands to handle the situation.
2797 target_call_event_callbacks(target, TARGET_EVENT_GDB_HALT);
2799 if (target->backoff.times > 0) {
2800 LOG_USER("Polling target %s failed, trying to reexamine", target_name(target));
2801 target_reset_examined(target);
2802 retval = target_examine_one(target);
2803 /* Target examination could have failed due to unstable connection,
2804 * but we set the examined flag anyway to repoll it later */
2805 if (retval != ERROR_OK) {
2806 target->examined = true;
2807 LOG_USER("Examination failed, GDB will be halted. Polling again in %dms",
2808 target->backoff.times * polling_interval);
2813 /* Since we succeeded, we reset backoff count */
2814 target->backoff.times = 0;
2821 COMMAND_HANDLER(handle_reg_command)
2823 struct target *target;
2824 struct reg *reg = NULL;
2830 target = get_current_target(CMD_CTX);
2832 /* list all available registers for the current target */
2833 if (CMD_ARGC == 0) {
2834 struct reg_cache *cache = target->reg_cache;
2840 command_print(CMD_CTX, "===== %s", cache->name);
2842 for (i = 0, reg = cache->reg_list;
2843 i < cache->num_regs;
2844 i++, reg++, count++) {
2845 if (reg->exist == false)
2847 /* only print cached values if they are valid */
2849 value = buf_to_str(reg->value,
2851 command_print(CMD_CTX,
2852 "(%i) %s (/%" PRIu32 "): 0x%s%s",
2860 command_print(CMD_CTX, "(%i) %s (/%" PRIu32 ")",
2865 cache = cache->next;
2871 /* access a single register by its ordinal number */
2872 if ((CMD_ARGV[0][0] >= '0') && (CMD_ARGV[0][0] <= '9')) {
2874 COMMAND_PARSE_NUMBER(uint, CMD_ARGV[0], num);
2876 struct reg_cache *cache = target->reg_cache;
2880 for (i = 0; i < cache->num_regs; i++) {
2881 if (count++ == num) {
2882 reg = &cache->reg_list[i];
2888 cache = cache->next;
2892 command_print(CMD_CTX, "%i is out of bounds, the current target "
2893 "has only %i registers (0 - %i)", num, count, count - 1);
2897 /* access a single register by its name */
2898 reg = register_get_by_name(target->reg_cache, CMD_ARGV[0], 1);
2904 assert(reg != NULL); /* give clang a hint that we *know* reg is != NULL here */
2909 /* display a register */
2910 if ((CMD_ARGC == 1) || ((CMD_ARGC == 2) && !((CMD_ARGV[1][0] >= '0')
2911 && (CMD_ARGV[1][0] <= '9')))) {
2912 if ((CMD_ARGC == 2) && (strcmp(CMD_ARGV[1], "force") == 0))
2915 if (reg->valid == 0)
2916 reg->type->get(reg);
2917 value = buf_to_str(reg->value, reg->size, 16);
2918 command_print(CMD_CTX, "%s (/%i): 0x%s", reg->name, (int)(reg->size), value);
2923 /* set register value */
2924 if (CMD_ARGC == 2) {
2925 uint8_t *buf = malloc(DIV_ROUND_UP(reg->size, 8));
2928 str_to_buf(CMD_ARGV[1], strlen(CMD_ARGV[1]), buf, reg->size, 0);
2930 reg->type->set(reg, buf);
2932 value = buf_to_str(reg->value, reg->size, 16);
2933 command_print(CMD_CTX, "%s (/%i): 0x%s", reg->name, (int)(reg->size), value);
2941 return ERROR_COMMAND_SYNTAX_ERROR;
2944 command_print(CMD_CTX, "register %s not found in current target", CMD_ARGV[0]);
2948 COMMAND_HANDLER(handle_poll_command)
2950 int retval = ERROR_OK;
2951 struct target *target = get_current_target(CMD_CTX);
2953 if (CMD_ARGC == 0) {
2954 command_print(CMD_CTX, "background polling: %s",
2955 jtag_poll_get_enabled() ? "on" : "off");
2956 command_print(CMD_CTX, "TAP: %s (%s)",
2957 target->tap->dotted_name,
2958 target->tap->enabled ? "enabled" : "disabled");
2959 if (!target->tap->enabled)
2961 retval = target_poll(target);
2962 if (retval != ERROR_OK)
2964 retval = target_arch_state(target);
2965 if (retval != ERROR_OK)
2967 } else if (CMD_ARGC == 1) {
2969 COMMAND_PARSE_ON_OFF(CMD_ARGV[0], enable);
2970 jtag_poll_set_enabled(enable);
2972 return ERROR_COMMAND_SYNTAX_ERROR;
2977 COMMAND_HANDLER(handle_wait_halt_command)
2980 return ERROR_COMMAND_SYNTAX_ERROR;
2982 unsigned ms = DEFAULT_HALT_TIMEOUT;
2983 if (1 == CMD_ARGC) {
2984 int retval = parse_uint(CMD_ARGV[0], &ms);
2985 if (ERROR_OK != retval)
2986 return ERROR_COMMAND_SYNTAX_ERROR;
2989 struct target *target = get_current_target(CMD_CTX);
2990 return target_wait_state(target, TARGET_HALTED, ms);
2993 /* wait for target state to change. The trick here is to have a low
2994 * latency for short waits and not to suck up all the CPU time
2997 * After 500ms, keep_alive() is invoked
2999 int target_wait_state(struct target *target, enum target_state state, int ms)
3002 int64_t then = 0, cur;
3006 retval = target_poll(target);
3007 if (retval != ERROR_OK)
3009 if (target->state == state)
3014 then = timeval_ms();
3015 LOG_DEBUG("waiting for target %s...",
3016 Jim_Nvp_value2name_simple(nvp_target_state, state)->name);
3022 if ((cur-then) > ms) {
3023 LOG_ERROR("timed out while waiting for target %s",
3024 Jim_Nvp_value2name_simple(nvp_target_state, state)->name);
3032 COMMAND_HANDLER(handle_halt_command)
3036 struct target *target = get_current_target(CMD_CTX);
3038 target->verbose_halt_msg = true;
3040 int retval = target_halt(target);
3041 if (ERROR_OK != retval)
3044 if (CMD_ARGC == 1) {
3045 unsigned wait_local;
3046 retval = parse_uint(CMD_ARGV[0], &wait_local);
3047 if (ERROR_OK != retval)
3048 return ERROR_COMMAND_SYNTAX_ERROR;
3053 return CALL_COMMAND_HANDLER(handle_wait_halt_command);
3056 COMMAND_HANDLER(handle_soft_reset_halt_command)
3058 struct target *target = get_current_target(CMD_CTX);
3060 LOG_USER("requesting target halt and executing a soft reset");
3062 target_soft_reset_halt(target);
3067 COMMAND_HANDLER(handle_reset_command)
3070 return ERROR_COMMAND_SYNTAX_ERROR;
3072 enum target_reset_mode reset_mode = RESET_RUN;
3073 if (CMD_ARGC == 1) {
3075 n = Jim_Nvp_name2value_simple(nvp_reset_modes, CMD_ARGV[0]);
3076 if ((n->name == NULL) || (n->value == RESET_UNKNOWN))
3077 return ERROR_COMMAND_SYNTAX_ERROR;
3078 reset_mode = n->value;
3081 /* reset *all* targets */
3082 return target_process_reset(CMD, reset_mode);
3086 COMMAND_HANDLER(handle_resume_command)
3090 return ERROR_COMMAND_SYNTAX_ERROR;
3092 struct target *target = get_current_target(CMD_CTX);
3094 /* with no CMD_ARGV, resume from current pc, addr = 0,
3095 * with one arguments, addr = CMD_ARGV[0],
3096 * handle breakpoints, not debugging */
3097 target_addr_t addr = 0;
3098 if (CMD_ARGC == 1) {
3099 COMMAND_PARSE_ADDRESS(CMD_ARGV[0], addr);
3103 return target_resume(target, current, addr, 1, 0);
3106 COMMAND_HANDLER(handle_step_command)
3109 return ERROR_COMMAND_SYNTAX_ERROR;
3113 /* with no CMD_ARGV, step from current pc, addr = 0,
3114 * with one argument addr = CMD_ARGV[0],
3115 * handle breakpoints, debugging */
3116 target_addr_t addr = 0;
3118 if (CMD_ARGC == 1) {
3119 COMMAND_PARSE_ADDRESS(CMD_ARGV[0], addr);
3123 struct target *target = get_current_target(CMD_CTX);
3125 return target->type->step(target, current_pc, addr, 1);
3128 static void handle_md_output(struct command_invocation *cmd,
3129 struct target *target, target_addr_t address, unsigned size,
3130 unsigned count, const uint8_t *buffer)
3132 const unsigned line_bytecnt = 32;
3133 unsigned line_modulo = line_bytecnt / size;
3135 char output[line_bytecnt * 4 + 1];
3136 unsigned output_len = 0;
3138 const char *value_fmt;
3141 value_fmt = "%16.16"PRIx64" ";
3144 value_fmt = "%8.8"PRIx64" ";
3147 value_fmt = "%4.4"PRIx64" ";
3150 value_fmt = "%2.2"PRIx64" ";
3153 /* "can't happen", caller checked */
3154 LOG_ERROR("invalid memory read size: %u", size);
3158 for (unsigned i = 0; i < count; i++) {
3159 if (i % line_modulo == 0) {
3160 output_len += snprintf(output + output_len,
3161 sizeof(output) - output_len,
3162 TARGET_ADDR_FMT ": ",
3163 (address + (i * size)));
3167 const uint8_t *value_ptr = buffer + i * size;
3170 value = target_buffer_get_u64(target, value_ptr);
3173 value = target_buffer_get_u32(target, value_ptr);
3176 value = target_buffer_get_u16(target, value_ptr);
3181 output_len += snprintf(output + output_len,
3182 sizeof(output) - output_len,
3185 if ((i % line_modulo == line_modulo - 1) || (i == count - 1)) {
3186 command_print(cmd->ctx, "%s", output);
3192 COMMAND_HANDLER(handle_md_command)
3195 return ERROR_COMMAND_SYNTAX_ERROR;
3198 switch (CMD_NAME[2]) {
3212 return ERROR_COMMAND_SYNTAX_ERROR;
3215 bool physical = strcmp(CMD_ARGV[0], "phys") == 0;
3216 int (*fn)(struct target *target,
3217 target_addr_t address, uint32_t size_value, uint32_t count, uint8_t *buffer);
3221 fn = target_read_phys_memory;
3223 fn = target_read_memory;
3224 if ((CMD_ARGC < 1) || (CMD_ARGC > 2))
3225 return ERROR_COMMAND_SYNTAX_ERROR;
3227 target_addr_t address;
3228 COMMAND_PARSE_ADDRESS(CMD_ARGV[0], address);
3232 COMMAND_PARSE_NUMBER(uint, CMD_ARGV[1], count);
3234 uint8_t *buffer = calloc(count, size);
3235 if (buffer == NULL) {
3236 LOG_ERROR("Failed to allocate md read buffer");
3240 struct target *target = get_current_target(CMD_CTX);
3241 int retval = fn(target, address, size, count, buffer);
3242 if (ERROR_OK == retval)
3243 handle_md_output(CMD, target, address, size, count, buffer);
3250 typedef int (*target_write_fn)(struct target *target,
3251 target_addr_t address, uint32_t size, uint32_t count, const uint8_t *buffer);
3253 static int target_fill_mem(struct target *target,
3254 target_addr_t address,
3262 /* We have to write in reasonably large chunks to be able
3263 * to fill large memory areas with any sane speed */
3264 const unsigned chunk_size = 16384;
3265 uint8_t *target_buf = malloc(chunk_size * data_size);
3266 if (target_buf == NULL) {
3267 LOG_ERROR("Out of memory");
3271 for (unsigned i = 0; i < chunk_size; i++) {
3272 switch (data_size) {
3274 target_buffer_set_u64(target, target_buf + i * data_size, b);
3277 target_buffer_set_u32(target, target_buf + i * data_size, b);
3280 target_buffer_set_u16(target, target_buf + i * data_size, b);
3283 target_buffer_set_u8(target, target_buf + i * data_size, b);
3290 int retval = ERROR_OK;
3292 for (unsigned x = 0; x < c; x += chunk_size) {
3295 if (current > chunk_size)
3296 current = chunk_size;
3297 retval = fn(target, address + x * data_size, data_size, current, target_buf);
3298 if (retval != ERROR_OK)
3300 /* avoid GDB timeouts */
3309 COMMAND_HANDLER(handle_mw_command)
3312 return ERROR_COMMAND_SYNTAX_ERROR;
3313 bool physical = strcmp(CMD_ARGV[0], "phys") == 0;
3318 fn = target_write_phys_memory;
3320 fn = target_write_memory;
3321 if ((CMD_ARGC < 2) || (CMD_ARGC > 3))
3322 return ERROR_COMMAND_SYNTAX_ERROR;
3324 target_addr_t address;
3325 COMMAND_PARSE_ADDRESS(CMD_ARGV[0], address);
3327 target_addr_t value;
3328 COMMAND_PARSE_ADDRESS(CMD_ARGV[1], value);
3332 COMMAND_PARSE_NUMBER(uint, CMD_ARGV[2], count);
3334 struct target *target = get_current_target(CMD_CTX);
3336 switch (CMD_NAME[2]) {
3350 return ERROR_COMMAND_SYNTAX_ERROR;
3353 return target_fill_mem(target, address, fn, wordsize, value, count);
3356 static COMMAND_HELPER(parse_load_image_command_CMD_ARGV, struct image *image,
3357 target_addr_t *min_address, target_addr_t *max_address)
3359 if (CMD_ARGC < 1 || CMD_ARGC > 5)
3360 return ERROR_COMMAND_SYNTAX_ERROR;
3362 /* a base address isn't always necessary,
3363 * default to 0x0 (i.e. don't relocate) */
3364 if (CMD_ARGC >= 2) {
3366 COMMAND_PARSE_ADDRESS(CMD_ARGV[1], addr);
3367 image->base_address = addr;
3368 image->base_address_set = 1;
3370 image->base_address_set = 0;
3372 image->start_address_set = 0;
3375 COMMAND_PARSE_ADDRESS(CMD_ARGV[3], *min_address);
3376 if (CMD_ARGC == 5) {
3377 COMMAND_PARSE_ADDRESS(CMD_ARGV[4], *max_address);
3378 /* use size (given) to find max (required) */
3379 *max_address += *min_address;
3382 if (*min_address > *max_address)
3383 return ERROR_COMMAND_SYNTAX_ERROR;
3388 COMMAND_HANDLER(handle_load_image_command)
3392 uint32_t image_size;
3393 target_addr_t min_address = 0;
3394 target_addr_t max_address = -1;
3398 int retval = CALL_COMMAND_HANDLER(parse_load_image_command_CMD_ARGV,
3399 &image, &min_address, &max_address);
3400 if (ERROR_OK != retval)
3403 struct target *target = get_current_target(CMD_CTX);
3405 struct duration bench;
3406 duration_start(&bench);
3408 if (image_open(&image, CMD_ARGV[0], (CMD_ARGC >= 3) ? CMD_ARGV[2] : NULL) != ERROR_OK)
3413 for (i = 0; i < image.num_sections; i++) {
3414 buffer = malloc(image.sections[i].size);
3415 if (buffer == NULL) {
3416 command_print(CMD_CTX,
3417 "error allocating buffer for section (%d bytes)",
3418 (int)(image.sections[i].size));
3419 retval = ERROR_FAIL;
3423 retval = image_read_section(&image, i, 0x0, image.sections[i].size, buffer, &buf_cnt);
3424 if (retval != ERROR_OK) {
3429 uint32_t offset = 0;
3430 uint32_t length = buf_cnt;
3432 /* DANGER!!! beware of unsigned comparision here!!! */
3434 if ((image.sections[i].base_address + buf_cnt >= min_address) &&
3435 (image.sections[i].base_address < max_address)) {
3437 if (image.sections[i].base_address < min_address) {
3438 /* clip addresses below */
3439 offset += min_address-image.sections[i].base_address;
3443 if (image.sections[i].base_address + buf_cnt > max_address)
3444 length -= (image.sections[i].base_address + buf_cnt)-max_address;
3446 retval = target_write_buffer(target,
3447 image.sections[i].base_address + offset, length, buffer + offset);
3448 if (retval != ERROR_OK) {
3452 image_size += length;
3453 command_print(CMD_CTX, "%u bytes written at address " TARGET_ADDR_FMT "",
3454 (unsigned int)length,
3455 image.sections[i].base_address + offset);
3461 if ((ERROR_OK == retval) && (duration_measure(&bench) == ERROR_OK)) {
3462 command_print(CMD_CTX, "downloaded %" PRIu32 " bytes "
3463 "in %fs (%0.3f KiB/s)", image_size,
3464 duration_elapsed(&bench), duration_kbps(&bench, image_size));
3467 image_close(&image);
3473 COMMAND_HANDLER(handle_dump_image_command)
3475 struct fileio *fileio;
3477 int retval, retvaltemp;
3478 target_addr_t address, size;
3479 struct duration bench;
3480 struct target *target = get_current_target(CMD_CTX);
3483 return ERROR_COMMAND_SYNTAX_ERROR;
3485 COMMAND_PARSE_ADDRESS(CMD_ARGV[1], address);
3486 COMMAND_PARSE_ADDRESS(CMD_ARGV[2], size);
3488 uint32_t buf_size = (size > 4096) ? 4096 : size;
3489 buffer = malloc(buf_size);
3493 retval = fileio_open(&fileio, CMD_ARGV[0], FILEIO_WRITE, FILEIO_BINARY);
3494 if (retval != ERROR_OK) {
3499 duration_start(&bench);
3502 size_t size_written;
3503 uint32_t this_run_size = (size > buf_size) ? buf_size : size;
3504 retval = target_read_buffer(target, address, this_run_size, buffer);
3505 if (retval != ERROR_OK)
3508 retval = fileio_write(fileio, this_run_size, buffer, &size_written);
3509 if (retval != ERROR_OK)
3512 size -= this_run_size;
3513 address += this_run_size;
3518 if ((ERROR_OK == retval) && (duration_measure(&bench) == ERROR_OK)) {
3520 retval = fileio_size(fileio, &filesize);
3521 if (retval != ERROR_OK)
3523 command_print(CMD_CTX,
3524 "dumped %zu bytes in %fs (%0.3f KiB/s)", filesize,
3525 duration_elapsed(&bench), duration_kbps(&bench, filesize));
3528 retvaltemp = fileio_close(fileio);
3529 if (retvaltemp != ERROR_OK)
3538 IMAGE_CHECKSUM_ONLY = 2
3541 static COMMAND_HELPER(handle_verify_image_command_internal, enum verify_mode verify)
3545 uint32_t image_size;
3548 uint32_t checksum = 0;
3549 uint32_t mem_checksum = 0;
3553 struct target *target = get_current_target(CMD_CTX);
3556 return ERROR_COMMAND_SYNTAX_ERROR;
3559 LOG_ERROR("no target selected");
3563 struct duration bench;
3564 duration_start(&bench);
3566 if (CMD_ARGC >= 2) {
3568 COMMAND_PARSE_ADDRESS(CMD_ARGV[1], addr);
3569 image.base_address = addr;
3570 image.base_address_set = 1;
3572 image.base_address_set = 0;
3573 image.base_address = 0x0;
3576 image.start_address_set = 0;
3578 retval = image_open(&image, CMD_ARGV[0], (CMD_ARGC == 3) ? CMD_ARGV[2] : NULL);
3579 if (retval != ERROR_OK)
3585 for (i = 0; i < image.num_sections; i++) {
3586 buffer = malloc(image.sections[i].size);
3587 if (buffer == NULL) {
3588 command_print(CMD_CTX,
3589 "error allocating buffer for section (%d bytes)",
3590 (int)(image.sections[i].size));
3593 retval = image_read_section(&image, i, 0x0, image.sections[i].size, buffer, &buf_cnt);
3594 if (retval != ERROR_OK) {
3599 if (verify >= IMAGE_VERIFY) {
3600 /* calculate checksum of image */
3601 retval = image_calculate_checksum(buffer, buf_cnt, &checksum);
3602 if (retval != ERROR_OK) {
3607 retval = target_checksum_memory(target, image.sections[i].base_address, buf_cnt, &mem_checksum);
3608 if (retval != ERROR_OK) {
3612 if ((checksum != mem_checksum) && (verify == IMAGE_CHECKSUM_ONLY)) {
3613 LOG_ERROR("checksum mismatch");
3615 retval = ERROR_FAIL;
3618 if (checksum != mem_checksum) {
3619 /* failed crc checksum, fall back to a binary compare */
3623 LOG_ERROR("checksum mismatch - attempting binary compare");
3625 data = malloc(buf_cnt);
3627 /* Can we use 32bit word accesses? */
3629 int count = buf_cnt;
3630 if ((count % 4) == 0) {
3634 retval = target_read_memory(target, image.sections[i].base_address, size, count, data);
3635 if (retval == ERROR_OK) {
3637 for (t = 0; t < buf_cnt; t++) {
3638 if (data[t] != buffer[t]) {
3639 command_print(CMD_CTX,
3640 "diff %d address 0x%08x. Was 0x%02x instead of 0x%02x",
3642 (unsigned)(t + image.sections[i].base_address),
3645 if (diffs++ >= 127) {
3646 command_print(CMD_CTX, "More than 128 errors, the rest are not printed.");
3658 command_print(CMD_CTX, "address " TARGET_ADDR_FMT " length 0x%08zx",
3659 image.sections[i].base_address,
3664 image_size += buf_cnt;
3667 command_print(CMD_CTX, "No more differences found.");
3670 retval = ERROR_FAIL;
3671 if ((ERROR_OK == retval) && (duration_measure(&bench) == ERROR_OK)) {
3672 command_print(CMD_CTX, "verified %" PRIu32 " bytes "
3673 "in %fs (%0.3f KiB/s)", image_size,
3674 duration_elapsed(&bench), duration_kbps(&bench, image_size));
3677 image_close(&image);
3682 COMMAND_HANDLER(handle_verify_image_checksum_command)
3684 return CALL_COMMAND_HANDLER(handle_verify_image_command_internal, IMAGE_CHECKSUM_ONLY);
3687 COMMAND_HANDLER(handle_verify_image_command)
3689 return CALL_COMMAND_HANDLER(handle_verify_image_command_internal, IMAGE_VERIFY);
3692 COMMAND_HANDLER(handle_test_image_command)
3694 return CALL_COMMAND_HANDLER(handle_verify_image_command_internal, IMAGE_TEST);
3697 static int handle_bp_command_list(struct command_invocation *cmd)
3699 struct target *target = get_current_target(cmd->ctx);
3700 struct breakpoint *breakpoint = target->breakpoints;
3701 while (breakpoint) {
3702 if (breakpoint->type == BKPT_SOFT) {
3703 char *buf = buf_to_str(breakpoint->orig_instr,
3704 breakpoint->length, 16);
3705 command_print(cmd->ctx, "IVA breakpoint: " TARGET_ADDR_FMT ", 0x%x, %i, 0x%s",
3706 breakpoint->address,
3708 breakpoint->set, buf);
3711 if ((breakpoint->address == 0) && (breakpoint->asid != 0))
3712 command_print(cmd->ctx, "Context breakpoint: 0x%8.8" PRIx32 ", 0x%x, %i",
3714 breakpoint->length, breakpoint->set);
3715 else if ((breakpoint->address != 0) && (breakpoint->asid != 0)) {
3716 command_print(cmd->ctx, "Hybrid breakpoint(IVA): " TARGET_ADDR_FMT ", 0x%x, %i",
3717 breakpoint->address,
3718 breakpoint->length, breakpoint->set);
3719 command_print(cmd->ctx, "\t|--->linked with ContextID: 0x%8.8" PRIx32,
3722 command_print(cmd->ctx, "Breakpoint(IVA): " TARGET_ADDR_FMT ", 0x%x, %i",
3723 breakpoint->address,
3724 breakpoint->length, breakpoint->set);
3727 breakpoint = breakpoint->next;
3732 static int handle_bp_command_set(struct command_invocation *cmd,
3733 target_addr_t addr, uint32_t asid, uint32_t length, int hw)
3735 struct target *target = get_current_target(cmd->ctx);
3739 retval = breakpoint_add(target, addr, length, hw);
3740 /* error is always logged in breakpoint_add(), do not print it again */
3741 if (ERROR_OK == retval)
3742 command_print(cmd->ctx, "breakpoint set at " TARGET_ADDR_FMT "", addr);
3744 } else if (addr == 0) {
3745 if (target->type->add_context_breakpoint == NULL) {
3746 LOG_ERROR("Context breakpoint not available");
3747 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE;
3749 retval = context_breakpoint_add(target, asid, length, hw);
3750 /* error is always logged in context_breakpoint_add(), do not print it again */
3751 if (ERROR_OK == retval)
3752 command_print(cmd->ctx, "Context breakpoint set at 0x%8.8" PRIx32 "", asid);
3755 if (target->type->add_hybrid_breakpoint == NULL) {
3756 LOG_ERROR("Hybrid breakpoint not available");
3757 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE;
3759 retval = hybrid_breakpoint_add(target, addr, asid, length, hw);
3760 /* error is always logged in hybrid_breakpoint_add(), do not print it again */
3761 if (ERROR_OK == retval)
3762 command_print(cmd->ctx, "Hybrid breakpoint set at 0x%8.8" PRIx32 "", asid);
3767 COMMAND_HANDLER(handle_bp_command)
3776 return handle_bp_command_list(CMD);
3780 COMMAND_PARSE_ADDRESS(CMD_ARGV[0], addr);
3781 COMMAND_PARSE_NUMBER(u32, CMD_ARGV[1], length);
3782 return handle_bp_command_set(CMD, addr, asid, length, hw);
3785 if (strcmp(CMD_ARGV[2], "hw") == 0) {
3787 COMMAND_PARSE_ADDRESS(CMD_ARGV[0], addr);
3788 COMMAND_PARSE_NUMBER(u32, CMD_ARGV[1], length);
3790 return handle_bp_command_set(CMD, addr, asid, length, hw);
3791 } else if (strcmp(CMD_ARGV[2], "hw_ctx") == 0) {
3793 COMMAND_PARSE_NUMBER(u32, CMD_ARGV[0], asid);
3794 COMMAND_PARSE_NUMBER(u32, CMD_ARGV[1], length);
3796 return handle_bp_command_set(CMD, addr, asid, length, hw);
3801 COMMAND_PARSE_ADDRESS(CMD_ARGV[0], addr);
3802 COMMAND_PARSE_NUMBER(u32, CMD_ARGV[1], asid);
3803 COMMAND_PARSE_NUMBER(u32, CMD_ARGV[2], length);
3804 return handle_bp_command_set(CMD, addr, asid, length, hw);
3807 return ERROR_COMMAND_SYNTAX_ERROR;
3811 COMMAND_HANDLER(handle_rbp_command)
3814 return ERROR_COMMAND_SYNTAX_ERROR;
3817 COMMAND_PARSE_ADDRESS(CMD_ARGV[0], addr);
3819 struct target *target = get_current_target(CMD_CTX);
3820 breakpoint_remove(target, addr);
3825 COMMAND_HANDLER(handle_wp_command)
3827 struct target *target = get_current_target(CMD_CTX);
3829 if (CMD_ARGC == 0) {
3830 struct watchpoint *watchpoint = target->watchpoints;
3832 while (watchpoint) {
3833 command_print(CMD_CTX, "address: " TARGET_ADDR_FMT
3834 ", len: 0x%8.8" PRIx32
3835 ", r/w/a: %i, value: 0x%8.8" PRIx32
3836 ", mask: 0x%8.8" PRIx32,
3837 watchpoint->address,
3839 (int)watchpoint->rw,
3842 watchpoint = watchpoint->next;
3847 enum watchpoint_rw type = WPT_ACCESS;
3849 uint32_t length = 0;
3850 uint32_t data_value = 0x0;
3851 uint32_t data_mask = 0xffffffff;
3855 COMMAND_PARSE_NUMBER(u32, CMD_ARGV[4], data_mask);
3858 COMMAND_PARSE_NUMBER(u32, CMD_ARGV[3], data_value);
3861 switch (CMD_ARGV[2][0]) {
3872 LOG_ERROR("invalid watchpoint mode ('%c')", CMD_ARGV[2][0]);
3873 return ERROR_COMMAND_SYNTAX_ERROR;
3877 COMMAND_PARSE_NUMBER(u32, CMD_ARGV[1], length);
3878 COMMAND_PARSE_NUMBER(u32, CMD_ARGV[0], addr);
3882 return ERROR_COMMAND_SYNTAX_ERROR;
3885 int retval = watchpoint_add(target, addr, length, type,
3886 data_value, data_mask);
3887 if (ERROR_OK != retval)
3888 LOG_ERROR("Failure setting watchpoints");
3893 COMMAND_HANDLER(handle_rwp_command)
3896 return ERROR_COMMAND_SYNTAX_ERROR;
3899 COMMAND_PARSE_NUMBER(u32, CMD_ARGV[0], addr);
3901 struct target *target = get_current_target(CMD_CTX);
3902 watchpoint_remove(target, addr);
3908 * Translate a virtual address to a physical address.
3910 * The low-level target implementation must have logged a detailed error
3911 * which is forwarded to telnet/GDB session.
3913 COMMAND_HANDLER(handle_virt2phys_command)
3916 return ERROR_COMMAND_SYNTAX_ERROR;
3919 COMMAND_PARSE_ADDRESS(CMD_ARGV[0], va);
3922 struct target *target = get_current_target(CMD_CTX);
3923 int retval = target->type->virt2phys(target, va, &pa);
3924 if (retval == ERROR_OK)
3925 command_print(CMD_CTX, "Physical address " TARGET_ADDR_FMT "", pa);
3930 static void writeData(FILE *f, const void *data, size_t len)
3932 size_t written = fwrite(data, 1, len, f);
3934 LOG_ERROR("failed to write %zu bytes: %s", len, strerror(errno));
3937 static void writeLong(FILE *f, int l, struct target *target)
3941 target_buffer_set_u32(target, val, l);
3942 writeData(f, val, 4);
3945 static void writeString(FILE *f, char *s)
3947 writeData(f, s, strlen(s));
3950 typedef unsigned char UNIT[2]; /* unit of profiling */
3952 /* Dump a gmon.out histogram file. */
3953 static void write_gmon(uint32_t *samples, uint32_t sampleNum, const char *filename, bool with_range,
3954 uint32_t start_address, uint32_t end_address, struct target *target, uint32_t duration_ms)
3957 FILE *f = fopen(filename, "w");
3960 writeString(f, "gmon");
3961 writeLong(f, 0x00000001, target); /* Version */
3962 writeLong(f, 0, target); /* padding */
3963 writeLong(f, 0, target); /* padding */
3964 writeLong(f, 0, target); /* padding */
3966 uint8_t zero = 0; /* GMON_TAG_TIME_HIST */
3967 writeData(f, &zero, 1);
3969 /* figure out bucket size */
3973 min = start_address;
3978 for (i = 0; i < sampleNum; i++) {
3979 if (min > samples[i])
3981 if (max < samples[i])
3985 /* max should be (largest sample + 1)
3986 * Refer to binutils/gprof/hist.c (find_histogram_for_pc) */
3990 int addressSpace = max - min;
3991 assert(addressSpace >= 2);
3993 /* FIXME: What is the reasonable number of buckets?
3994 * The profiling result will be more accurate if there are enough buckets. */
3995 static const uint32_t maxBuckets = 128 * 1024; /* maximum buckets. */
3996 uint32_t numBuckets = addressSpace / sizeof(UNIT);
3997 if (numBuckets > maxBuckets)
3998 numBuckets = maxBuckets;
3999 int *buckets = malloc(sizeof(int) * numBuckets);
4000 if (buckets == NULL) {
4004 memset(buckets, 0, sizeof(int) * numBuckets);
4005 for (i = 0; i < sampleNum; i++) {
4006 uint32_t address = samples[i];
4008 if ((address < min) || (max <= address))
4011 long long a = address - min;
4012 long long b = numBuckets;
4013 long long c = addressSpace;
4014 int index_t = (a * b) / c; /* danger!!!! int32 overflows */
4018 /* append binary memory gmon.out &profile_hist_hdr ((char*)&profile_hist_hdr + sizeof(struct gmon_hist_hdr)) */
4019 writeLong(f, min, target); /* low_pc */
4020 writeLong(f, max, target); /* high_pc */
4021 writeLong(f, numBuckets, target); /* # of buckets */
4022 float sample_rate = sampleNum / (duration_ms / 1000.0);
4023 writeLong(f, sample_rate, target);
4024 writeString(f, "seconds");
4025 for (i = 0; i < (15-strlen("seconds")); i++)
4026 writeData(f, &zero, 1);
4027 writeString(f, "s");
4029 /*append binary memory gmon.out profile_hist_data (profile_hist_data + profile_hist_hdr.hist_size) */
4031 char *data = malloc(2 * numBuckets);
4033 for (i = 0; i < numBuckets; i++) {
4038 data[i * 2] = val&0xff;
4039 data[i * 2 + 1] = (val >> 8) & 0xff;
4042 writeData(f, data, numBuckets * 2);
4050 /* profiling samples the CPU PC as quickly as OpenOCD is able,
4051 * which will be used as a random sampling of PC */
4052 COMMAND_HANDLER(handle_profile_command)
4054 struct target *target = get_current_target(CMD_CTX);
4056 if ((CMD_ARGC != 2) && (CMD_ARGC != 4))
4057 return ERROR_COMMAND_SYNTAX_ERROR;
4059 const uint32_t MAX_PROFILE_SAMPLE_NUM = 10000;
4061 uint32_t num_of_samples;
4062 int retval = ERROR_OK;
4064 COMMAND_PARSE_NUMBER(u32, CMD_ARGV[0], offset);
4066 uint32_t *samples = malloc(sizeof(uint32_t) * MAX_PROFILE_SAMPLE_NUM);
4067 if (samples == NULL) {
4068 LOG_ERROR("No memory to store samples.");
4072 uint64_t timestart_ms = timeval_ms();
4074 * Some cores let us sample the PC without the
4075 * annoying halt/resume step; for example, ARMv7 PCSR.
4076 * Provide a way to use that more efficient mechanism.
4078 retval = target_profiling(target, samples, MAX_PROFILE_SAMPLE_NUM,
4079 &num_of_samples, offset);
4080 if (retval != ERROR_OK) {
4084 uint32_t duration_ms = timeval_ms() - timestart_ms;
4086 assert(num_of_samples <= MAX_PROFILE_SAMPLE_NUM);
4088 retval = target_poll(target);
4089 if (retval != ERROR_OK) {
4093 if (target->state == TARGET_RUNNING) {
4094 retval = target_halt(target);
4095 if (retval != ERROR_OK) {
4101 retval = target_poll(target);
4102 if (retval != ERROR_OK) {
4107 uint32_t start_address = 0;
4108 uint32_t end_address = 0;
4109 bool with_range = false;
4110 if (CMD_ARGC == 4) {
4112 COMMAND_PARSE_NUMBER(u32, CMD_ARGV[2], start_address);
4113 COMMAND_PARSE_NUMBER(u32, CMD_ARGV[3], end_address);
4116 write_gmon(samples, num_of_samples, CMD_ARGV[1],
4117 with_range, start_address, end_address, target, duration_ms);
4118 command_print(CMD_CTX, "Wrote %s", CMD_ARGV[1]);
4124 static int new_int_array_element(Jim_Interp *interp, const char *varname, int idx, uint32_t val)
4127 Jim_Obj *nameObjPtr, *valObjPtr;
4130 namebuf = alloc_printf("%s(%d)", varname, idx);
4134 nameObjPtr = Jim_NewStringObj(interp, namebuf, -1);
4135 valObjPtr = Jim_NewIntObj(interp, val);
4136 if (!nameObjPtr || !valObjPtr) {
4141 Jim_IncrRefCount(nameObjPtr);
4142 Jim_IncrRefCount(valObjPtr);
4143 result = Jim_SetVariable(interp, nameObjPtr, valObjPtr);
4144 Jim_DecrRefCount(interp, nameObjPtr);
4145 Jim_DecrRefCount(interp, valObjPtr);
4147 /* printf("%s(%d) <= 0%08x\n", varname, idx, val); */
4151 static int jim_mem2array(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
4153 struct command_context *context;
4154 struct target *target;
4156 context = current_command_context(interp);
4157 assert(context != NULL);
4159 target = get_current_target(context);
4160 if (target == NULL) {
4161 LOG_ERROR("mem2array: no current target");
4165 return target_mem2array(interp, target, argc - 1, argv + 1);
4168 static int target_mem2array(Jim_Interp *interp, struct target *target, int argc, Jim_Obj *const *argv)
4176 const char *varname;
4182 /* argv[1] = name of array to receive the data
4183 * argv[2] = desired width
4184 * argv[3] = memory address
4185 * argv[4] = count of times to read
4188 if (argc < 4 || argc > 5) {
4189 Jim_WrongNumArgs(interp, 0, argv, "varname width addr nelems [phys]");
4192 varname = Jim_GetString(argv[0], &len);
4193 /* given "foo" get space for worse case "foo(%d)" .. add 20 */
4195 e = Jim_GetLong(interp, argv[1], &l);
4200 e = Jim_GetLong(interp, argv[2], &l);
4204 e = Jim_GetLong(interp, argv[3], &l);
4210 phys = Jim_GetString(argv[4], &n);
4211 if (!strncmp(phys, "phys", n))
4227 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
4228 Jim_AppendStrings(interp, Jim_GetResult(interp), "Invalid width param, must be 8/16/32", NULL);
4232 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
4233 Jim_AppendStrings(interp, Jim_GetResult(interp), "mem2array: zero width read?", NULL);
4236 if ((addr + (len * width)) < addr) {
4237 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
4238 Jim_AppendStrings(interp, Jim_GetResult(interp), "mem2array: addr + len - wraps to zero?", NULL);
4241 /* absurd transfer size? */
4243 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
4244 Jim_AppendStrings(interp, Jim_GetResult(interp), "mem2array: absurd > 64K item request", NULL);
4249 ((width == 2) && ((addr & 1) == 0)) ||
4250 ((width == 4) && ((addr & 3) == 0))) {
4254 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
4255 sprintf(buf, "mem2array address: 0x%08" PRIx32 " is not aligned for %" PRId32 " byte reads",
4258 Jim_AppendStrings(interp, Jim_GetResult(interp), buf, NULL);
4267 size_t buffersize = 4096;
4268 uint8_t *buffer = malloc(buffersize);
4275 /* Slurp... in buffer size chunks */
4277 count = len; /* in objects.. */
4278 if (count > (buffersize / width))
4279 count = (buffersize / width);
4282 retval = target_read_phys_memory(target, addr, width, count, buffer);
4284 retval = target_read_memory(target, addr, width, count, buffer);
4285 if (retval != ERROR_OK) {
4287 LOG_ERROR("mem2array: Read @ 0x%08" PRIx32 ", w=%" PRId32 ", cnt=%" PRId32 ", failed",
4291 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
4292 Jim_AppendStrings(interp, Jim_GetResult(interp), "mem2array: cannot read memory", NULL);
4296 v = 0; /* shut up gcc */
4297 for (i = 0; i < count ; i++, n++) {
4300 v = target_buffer_get_u32(target, &buffer[i*width]);
4303 v = target_buffer_get_u16(target, &buffer[i*width]);
4306 v = buffer[i] & 0x0ff;
4309 new_int_array_element(interp, varname, n, v);
4312 addr += count * width;
4318 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
4323 static int get_int_array_element(Jim_Interp *interp, const char *varname, int idx, uint32_t *val)
4326 Jim_Obj *nameObjPtr, *valObjPtr;
4330 namebuf = alloc_printf("%s(%d)", varname, idx);
4334 nameObjPtr = Jim_NewStringObj(interp, namebuf, -1);
4340 Jim_IncrRefCount(nameObjPtr);
4341 valObjPtr = Jim_GetVariable(interp, nameObjPtr, JIM_ERRMSG);
4342 Jim_DecrRefCount(interp, nameObjPtr);
4344 if (valObjPtr == NULL)
4347 result = Jim_GetLong(interp, valObjPtr, &l);
4348 /* printf("%s(%d) => 0%08x\n", varname, idx, val); */
4353 static int jim_array2mem(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
4355 struct command_context *context;
4356 struct target *target;
4358 context = current_command_context(interp);
4359 assert(context != NULL);
4361 target = get_current_target(context);
4362 if (target == NULL) {
4363 LOG_ERROR("array2mem: no current target");
4367 return target_array2mem(interp, target, argc-1, argv + 1);
4370 static int target_array2mem(Jim_Interp *interp, struct target *target,
4371 int argc, Jim_Obj *const *argv)
4379 const char *varname;
4385 /* argv[1] = name of array to get the data
4386 * argv[2] = desired width
4387 * argv[3] = memory address
4388 * argv[4] = count to write
4390 if (argc < 4 || argc > 5) {
4391 Jim_WrongNumArgs(interp, 0, argv, "varname width addr nelems [phys]");
4394 varname = Jim_GetString(argv[0], &len);
4395 /* given "foo" get space for worse case "foo(%d)" .. add 20 */
4397 e = Jim_GetLong(interp, argv[1], &l);
4402 e = Jim_GetLong(interp, argv[2], &l);
4406 e = Jim_GetLong(interp, argv[3], &l);
4412 phys = Jim_GetString(argv[4], &n);
4413 if (!strncmp(phys, "phys", n))
4429 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
4430 Jim_AppendStrings(interp, Jim_GetResult(interp),
4431 "Invalid width param, must be 8/16/32", NULL);
4435 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
4436 Jim_AppendStrings(interp, Jim_GetResult(interp),
4437 "array2mem: zero width read?", NULL);
4440 if ((addr + (len * width)) < addr) {
4441 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
4442 Jim_AppendStrings(interp, Jim_GetResult(interp),
4443 "array2mem: addr + len - wraps to zero?", NULL);
4446 /* absurd transfer size? */
4448 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
4449 Jim_AppendStrings(interp, Jim_GetResult(interp),
4450 "array2mem: absurd > 64K item request", NULL);
4455 ((width == 2) && ((addr & 1) == 0)) ||
4456 ((width == 4) && ((addr & 3) == 0))) {
4460 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
4461 sprintf(buf, "array2mem address: 0x%08" PRIx32 " is not aligned for %" PRId32 " byte reads",
4464 Jim_AppendStrings(interp, Jim_GetResult(interp), buf, NULL);
4475 size_t buffersize = 4096;
4476 uint8_t *buffer = malloc(buffersize);
4481 /* Slurp... in buffer size chunks */
4483 count = len; /* in objects.. */
4484 if (count > (buffersize / width))
4485 count = (buffersize / width);
4487 v = 0; /* shut up gcc */
4488 for (i = 0; i < count; i++, n++) {
4489 get_int_array_element(interp, varname, n, &v);
4492 target_buffer_set_u32(target, &buffer[i * width], v);
4495 target_buffer_set_u16(target, &buffer[i * width], v);
4498 buffer[i] = v & 0x0ff;
4505 retval = target_write_phys_memory(target, addr, width, count, buffer);
4507 retval = target_write_memory(target, addr, width, count, buffer);
4508 if (retval != ERROR_OK) {
4510 LOG_ERROR("array2mem: Write @ 0x%08" PRIx32 ", w=%" PRId32 ", cnt=%" PRId32 ", failed",
4514 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
4515 Jim_AppendStrings(interp, Jim_GetResult(interp), "array2mem: cannot read memory", NULL);
4519 addr += count * width;
4524 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
4529 /* FIX? should we propagate errors here rather than printing them
4532 void target_handle_event(struct target *target, enum target_event e)
4534 struct target_event_action *teap;
4536 for (teap = target->event_action; teap != NULL; teap = teap->next) {
4537 if (teap->event == e) {
4538 LOG_DEBUG("target(%d): %s (%s) event: %d (%s) action: %s",
4539 target->target_number,
4540 target_name(target),
4541 target_type_name(target),
4543 Jim_Nvp_value2name_simple(nvp_target_event, e)->name,
4544 Jim_GetString(teap->body, NULL));
4546 /* Override current target by the target an event
4547 * is issued from (lot of scripts need it).
4548 * Return back to previous override as soon
4549 * as the handler processing is done */
4550 struct command_context *cmd_ctx = current_command_context(teap->interp);
4551 struct target *saved_target_override = cmd_ctx->current_target_override;
4552 cmd_ctx->current_target_override = target;
4554 if (Jim_EvalObj(teap->interp, teap->body) != JIM_OK) {
4555 Jim_MakeErrorMessage(teap->interp);
4556 LOG_USER("Error executing event %s on target %s:\n%s",
4557 Jim_Nvp_value2name_simple(nvp_target_event, e)->name,
4558 target_name(target),
4559 Jim_GetString(Jim_GetResult(teap->interp), NULL));
4560 /* clean both error code and stacktrace before return */
4561 Jim_Eval(teap->interp, "error \"\" \"\"");
4564 cmd_ctx->current_target_override = saved_target_override;
4570 * Returns true only if the target has a handler for the specified event.
4572 bool target_has_event_action(struct target *target, enum target_event event)
4574 struct target_event_action *teap;
4576 for (teap = target->event_action; teap != NULL; teap = teap->next) {
4577 if (teap->event == event)
4583 enum target_cfg_param {
4586 TCFG_WORK_AREA_VIRT,
4587 TCFG_WORK_AREA_PHYS,
4588 TCFG_WORK_AREA_SIZE,
4589 TCFG_WORK_AREA_BACKUP,
4592 TCFG_CHAIN_POSITION,
4599 static Jim_Nvp nvp_config_opts[] = {
4600 { .name = "-type", .value = TCFG_TYPE },
4601 { .name = "-event", .value = TCFG_EVENT },
4602 { .name = "-work-area-virt", .value = TCFG_WORK_AREA_VIRT },
4603 { .name = "-work-area-phys", .value = TCFG_WORK_AREA_PHYS },
4604 { .name = "-work-area-size", .value = TCFG_WORK_AREA_SIZE },
4605 { .name = "-work-area-backup", .value = TCFG_WORK_AREA_BACKUP },
4606 { .name = "-endian" , .value = TCFG_ENDIAN },
4607 { .name = "-coreid", .value = TCFG_COREID },
4608 { .name = "-chain-position", .value = TCFG_CHAIN_POSITION },
4609 { .name = "-dbgbase", .value = TCFG_DBGBASE },
4610 { .name = "-rtos", .value = TCFG_RTOS },
4611 { .name = "-defer-examine", .value = TCFG_DEFER_EXAMINE },
4612 { .name = "-gdb-port", .value = TCFG_GDB_PORT },
4613 { .name = NULL, .value = -1 }
4616 static int target_configure(Jim_GetOptInfo *goi, struct target *target)
4623 /* parse config or cget options ... */
4624 while (goi->argc > 0) {
4625 Jim_SetEmptyResult(goi->interp);
4626 /* Jim_GetOpt_Debug(goi); */
4628 if (target->type->target_jim_configure) {
4629 /* target defines a configure function */
4630 /* target gets first dibs on parameters */
4631 e = (*(target->type->target_jim_configure))(target, goi);
4640 /* otherwise we 'continue' below */
4642 e = Jim_GetOpt_Nvp(goi, nvp_config_opts, &n);
4644 Jim_GetOpt_NvpUnknown(goi, nvp_config_opts, 0);
4650 if (goi->isconfigure) {
4651 Jim_SetResultFormatted(goi->interp,
4652 "not settable: %s", n->name);
4656 if (goi->argc != 0) {
4657 Jim_WrongNumArgs(goi->interp,
4658 goi->argc, goi->argv,
4663 Jim_SetResultString(goi->interp,
4664 target_type_name(target), -1);
4668 if (goi->argc == 0) {
4669 Jim_WrongNumArgs(goi->interp, goi->argc, goi->argv, "-event ?event-name? ...");
4673 e = Jim_GetOpt_Nvp(goi, nvp_target_event, &n);
4675 Jim_GetOpt_NvpUnknown(goi, nvp_target_event, 1);
4679 if (goi->isconfigure) {
4680 if (goi->argc != 1) {
4681 Jim_WrongNumArgs(goi->interp, goi->argc, goi->argv, "-event ?event-name? ?EVENT-BODY?");
4685 if (goi->argc != 0) {
4686 Jim_WrongNumArgs(goi->interp, goi->argc, goi->argv, "-event ?event-name?");
4692 struct target_event_action *teap;
4694 teap = target->event_action;
4695 /* replace existing? */
4697 if (teap->event == (enum target_event)n->value)
4702 if (goi->isconfigure) {
4703 bool replace = true;
4706 teap = calloc(1, sizeof(*teap));
4709 teap->event = n->value;
4710 teap->interp = goi->interp;
4711 Jim_GetOpt_Obj(goi, &o);
4713 Jim_DecrRefCount(teap->interp, teap->body);
4714 teap->body = Jim_DuplicateObj(goi->interp, o);
4717 * Tcl/TK - "tk events" have a nice feature.
4718 * See the "BIND" command.
4719 * We should support that here.
4720 * You can specify %X and %Y in the event code.
4721 * The idea is: %T - target name.
4722 * The idea is: %N - target number
4723 * The idea is: %E - event name.
4725 Jim_IncrRefCount(teap->body);
4728 /* add to head of event list */
4729 teap->next = target->event_action;
4730 target->event_action = teap;
4732 Jim_SetEmptyResult(goi->interp);
4736 Jim_SetEmptyResult(goi->interp);
4738 Jim_SetResult(goi->interp, Jim_DuplicateObj(goi->interp, teap->body));
4744 case TCFG_WORK_AREA_VIRT:
4745 if (goi->isconfigure) {
4746 target_free_all_working_areas(target);
4747 e = Jim_GetOpt_Wide(goi, &w);
4750 target->working_area_virt = w;
4751 target->working_area_virt_spec = true;
4756 Jim_SetResult(goi->interp, Jim_NewIntObj(goi->interp, target->working_area_virt));
4760 case TCFG_WORK_AREA_PHYS:
4761 if (goi->isconfigure) {
4762 target_free_all_working_areas(target);
4763 e = Jim_GetOpt_Wide(goi, &w);
4766 target->working_area_phys = w;
4767 target->working_area_phys_spec = true;
4772 Jim_SetResult(goi->interp, Jim_NewIntObj(goi->interp, target->working_area_phys));
4776 case TCFG_WORK_AREA_SIZE:
4777 if (goi->isconfigure) {
4778 target_free_all_working_areas(target);
4779 e = Jim_GetOpt_Wide(goi, &w);
4782 target->working_area_size = w;
4787 Jim_SetResult(goi->interp, Jim_NewIntObj(goi->interp, target->working_area_size));
4791 case TCFG_WORK_AREA_BACKUP:
4792 if (goi->isconfigure) {
4793 target_free_all_working_areas(target);
4794 e = Jim_GetOpt_Wide(goi, &w);
4797 /* make this exactly 1 or 0 */
4798 target->backup_working_area = (!!w);
4803 Jim_SetResult(goi->interp, Jim_NewIntObj(goi->interp, target->backup_working_area));
4804 /* loop for more e*/
4809 if (goi->isconfigure) {
4810 e = Jim_GetOpt_Nvp(goi, nvp_target_endian, &n);
4812 Jim_GetOpt_NvpUnknown(goi, nvp_target_endian, 1);
4815 target->endianness = n->value;
4820 n = Jim_Nvp_value2name_simple(nvp_target_endian, target->endianness);
4821 if (n->name == NULL) {
4822 target->endianness = TARGET_LITTLE_ENDIAN;
4823 n = Jim_Nvp_value2name_simple(nvp_target_endian, target->endianness);
4825 Jim_SetResultString(goi->interp, n->name, -1);
4830 if (goi->isconfigure) {
4831 e = Jim_GetOpt_Wide(goi, &w);
4834 target->coreid = (int32_t)w;
4839 Jim_SetResult(goi->interp, Jim_NewIntObj(goi->interp, target->coreid));
4843 case TCFG_CHAIN_POSITION:
4844 if (goi->isconfigure) {
4846 struct jtag_tap *tap;
4848 if (target->has_dap) {
4849 Jim_SetResultString(goi->interp,
4850 "target requires -dap parameter instead of -chain-position!", -1);
4854 target_free_all_working_areas(target);
4855 e = Jim_GetOpt_Obj(goi, &o_t);
4858 tap = jtag_tap_by_jim_obj(goi->interp, o_t);
4862 target->tap_configured = true;
4867 Jim_SetResultString(goi->interp, target->tap->dotted_name, -1);
4868 /* loop for more e*/
4871 if (goi->isconfigure) {
4872 e = Jim_GetOpt_Wide(goi, &w);
4875 target->dbgbase = (uint32_t)w;
4876 target->dbgbase_set = true;
4881 Jim_SetResult(goi->interp, Jim_NewIntObj(goi->interp, target->dbgbase));
4887 int result = rtos_create(goi, target);
4888 if (result != JIM_OK)
4894 case TCFG_DEFER_EXAMINE:
4896 target->defer_examine = true;
4901 if (goi->isconfigure) {
4903 e = Jim_GetOpt_String(goi, &s, NULL);
4906 target->gdb_port_override = strdup(s);
4911 Jim_SetResultString(goi->interp, target->gdb_port_override ? : "undefined", -1);
4915 } /* while (goi->argc) */
4918 /* done - we return */
4922 static int jim_target_configure(Jim_Interp *interp, int argc, Jim_Obj * const *argv)
4926 Jim_GetOpt_Setup(&goi, interp, argc - 1, argv + 1);
4927 goi.isconfigure = !strcmp(Jim_GetString(argv[0], NULL), "configure");
4929 Jim_WrongNumArgs(goi.interp, goi.argc, goi.argv,
4930 "missing: -option ...");
4933 struct target *target = Jim_CmdPrivData(goi.interp);
4934 return target_configure(&goi, target);
4937 static int jim_target_mem2array(Jim_Interp *interp,
4938 int argc, Jim_Obj *const *argv)
4940 struct target *target = Jim_CmdPrivData(interp);
4941 return target_mem2array(interp, target, argc - 1, argv + 1);
4944 static int jim_target_array2mem(Jim_Interp *interp,
4945 int argc, Jim_Obj *const *argv)
4947 struct target *target = Jim_CmdPrivData(interp);
4948 return target_array2mem(interp, target, argc - 1, argv + 1);
4951 static int jim_target_tap_disabled(Jim_Interp *interp)
4953 Jim_SetResultFormatted(interp, "[TAP is disabled]");
4957 static int jim_target_examine(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
4959 bool allow_defer = false;
4962 Jim_GetOpt_Setup(&goi, interp, argc - 1, argv + 1);
4964 const char *cmd_name = Jim_GetString(argv[0], NULL);
4965 Jim_SetResultFormatted(goi.interp,
4966 "usage: %s ['allow-defer']", cmd_name);
4970 strcmp(Jim_GetString(argv[1], NULL), "allow-defer") == 0) {
4972 struct Jim_Obj *obj;
4973 int e = Jim_GetOpt_Obj(&goi, &obj);
4979 struct target *target = Jim_CmdPrivData(interp);
4980 if (!target->tap->enabled)
4981 return jim_target_tap_disabled(interp);
4983 if (allow_defer && target->defer_examine) {
4984 LOG_INFO("Deferring arp_examine of %s", target_name(target));
4985 LOG_INFO("Use arp_examine command to examine it manually!");
4989 int e = target->type->examine(target);
4995 static int jim_target_was_examined(Jim_Interp *interp, int argc, Jim_Obj * const *argv)
4997 struct target *target = Jim_CmdPrivData(interp);
4999 Jim_SetResultBool(interp, target_was_examined(target));
5003 static int jim_target_examine_deferred(Jim_Interp *interp, int argc, Jim_Obj * const *argv)
5005 struct target *target = Jim_CmdPrivData(interp);
5007 Jim_SetResultBool(interp, target->defer_examine);
5011 static int jim_target_halt_gdb(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
5014 Jim_WrongNumArgs(interp, 1, argv, "[no parameters]");
5017 struct target *target = Jim_CmdPrivData(interp);
5019 if (target_call_event_callbacks(target, TARGET_EVENT_GDB_HALT) != ERROR_OK)
5025 static int jim_target_poll(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
5028 Jim_WrongNumArgs(interp, 1, argv, "[no parameters]");
5031 struct target *target = Jim_CmdPrivData(interp);
5032 if (!target->tap->enabled)
5033 return jim_target_tap_disabled(interp);
5036 if (!(target_was_examined(target)))
5037 e = ERROR_TARGET_NOT_EXAMINED;
5039 e = target->type->poll(target);
5045 static int jim_target_reset(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
5048 Jim_GetOpt_Setup(&goi, interp, argc - 1, argv + 1);
5050 if (goi.argc != 2) {
5051 Jim_WrongNumArgs(interp, 0, argv,
5052 "([tT]|[fF]|assert|deassert) BOOL");
5057 int e = Jim_GetOpt_Nvp(&goi, nvp_assert, &n);
5059 Jim_GetOpt_NvpUnknown(&goi, nvp_assert, 1);
5062 /* the halt or not param */
5064 e = Jim_GetOpt_Wide(&goi, &a);
5068 struct target *target = Jim_CmdPrivData(goi.interp);
5069 if (!target->tap->enabled)
5070 return jim_target_tap_disabled(interp);
5072 if (!target->type->assert_reset || !target->type->deassert_reset) {
5073 Jim_SetResultFormatted(interp,
5074 "No target-specific reset for %s",
5075 target_name(target));
5079 if (target->defer_examine)
5080 target_reset_examined(target);
5082 /* determine if we should halt or not. */
5083 target->reset_halt = !!a;
5084 /* When this happens - all workareas are invalid. */
5085 target_free_all_working_areas_restore(target, 0);
5088 if (n->value == NVP_ASSERT)
5089 e = target->type->assert_reset(target);
5091 e = target->type->deassert_reset(target);
5092 return (e == ERROR_OK) ? JIM_OK : JIM_ERR;
5095 static int jim_target_halt(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
5098 Jim_WrongNumArgs(interp, 1, argv, "[no parameters]");
5101 struct target *target = Jim_CmdPrivData(interp);
5102 if (!target->tap->enabled)
5103 return jim_target_tap_disabled(interp);
5104 int e = target->type->halt(target);
5105 return (e == ERROR_OK) ? JIM_OK : JIM_ERR;
5108 static int jim_target_wait_state(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
5111 Jim_GetOpt_Setup(&goi, interp, argc - 1, argv + 1);
5113 /* params: <name> statename timeoutmsecs */
5114 if (goi.argc != 2) {
5115 const char *cmd_name = Jim_GetString(argv[0], NULL);
5116 Jim_SetResultFormatted(goi.interp,
5117 "%s <state_name> <timeout_in_msec>", cmd_name);
5122 int e = Jim_GetOpt_Nvp(&goi, nvp_target_state, &n);
5124 Jim_GetOpt_NvpUnknown(&goi, nvp_target_state, 1);
5128 e = Jim_GetOpt_Wide(&goi, &a);
5131 struct target *target = Jim_CmdPrivData(interp);
5132 if (!target->tap->enabled)
5133 return jim_target_tap_disabled(interp);
5135 e = target_wait_state(target, n->value, a);
5136 if (e != ERROR_OK) {
5137 Jim_Obj *eObj = Jim_NewIntObj(interp, e);
5138 Jim_SetResultFormatted(goi.interp,
5139 "target: %s wait %s fails (%#s) %s",
5140 target_name(target), n->name,
5141 eObj, target_strerror_safe(e));
5142 Jim_FreeNewObj(interp, eObj);
5147 /* List for human, Events defined for this target.
5148 * scripts/programs should use 'name cget -event NAME'
5150 COMMAND_HANDLER(handle_target_event_list)
5152 struct target *target = get_current_target(CMD_CTX);
5153 struct target_event_action *teap = target->event_action;
5155 command_print(CMD_CTX, "Event actions for target (%d) %s\n",
5156 target->target_number,
5157 target_name(target));
5158 command_print(CMD_CTX, "%-25s | Body", "Event");
5159 command_print(CMD_CTX, "------------------------- | "
5160 "----------------------------------------");
5162 Jim_Nvp *opt = Jim_Nvp_value2name_simple(nvp_target_event, teap->event);
5163 command_print(CMD_CTX, "%-25s | %s",
5164 opt->name, Jim_GetString(teap->body, NULL));
5167 command_print(CMD_CTX, "***END***");
5170 static int jim_target_current_state(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
5173 Jim_WrongNumArgs(interp, 1, argv, "[no parameters]");
5176 struct target *target = Jim_CmdPrivData(interp);
5177 Jim_SetResultString(interp, target_state_name(target), -1);
5180 static int jim_target_invoke_event(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
5183 Jim_GetOpt_Setup(&goi, interp, argc - 1, argv + 1);
5184 if (goi.argc != 1) {
5185 const char *cmd_name = Jim_GetString(argv[0], NULL);
5186 Jim_SetResultFormatted(goi.interp, "%s <eventname>", cmd_name);
5190 int e = Jim_GetOpt_Nvp(&goi, nvp_target_event, &n);
5192 Jim_GetOpt_NvpUnknown(&goi, nvp_target_event, 1);
5195 struct target *target = Jim_CmdPrivData(interp);
5196 target_handle_event(target, n->value);
5200 static const struct command_registration target_instance_command_handlers[] = {
5202 .name = "configure",
5203 .mode = COMMAND_CONFIG,
5204 .jim_handler = jim_target_configure,
5205 .help = "configure a new target for use",
5206 .usage = "[target_attribute ...]",
5210 .mode = COMMAND_ANY,
5211 .jim_handler = jim_target_configure,
5212 .help = "returns the specified target attribute",
5213 .usage = "target_attribute",
5217 .handler = handle_mw_command,
5218 .mode = COMMAND_EXEC,
5219 .help = "Write 64-bit word(s) to target memory",
5220 .usage = "address data [count]",
5224 .handler = handle_mw_command,
5225 .mode = COMMAND_EXEC,
5226 .help = "Write 32-bit word(s) to target memory",
5227 .usage = "address data [count]",
5231 .handler = handle_mw_command,
5232 .mode = COMMAND_EXEC,
5233 .help = "Write 16-bit half-word(s) to target memory",
5234 .usage = "address data [count]",
5238 .handler = handle_mw_command,
5239 .mode = COMMAND_EXEC,
5240 .help = "Write byte(s) to target memory",
5241 .usage = "address data [count]",
5245 .handler = handle_md_command,
5246 .mode = COMMAND_EXEC,
5247 .help = "Display target memory as 64-bit words",
5248 .usage = "address [count]",
5252 .handler = handle_md_command,
5253 .mode = COMMAND_EXEC,
5254 .help = "Display target memory as 32-bit words",
5255 .usage = "address [count]",
5259 .handler = handle_md_command,
5260 .mode = COMMAND_EXEC,
5261 .help = "Display target memory as 16-bit half-words",
5262 .usage = "address [count]",
5266 .handler = handle_md_command,
5267 .mode = COMMAND_EXEC,
5268 .help = "Display target memory as 8-bit bytes",
5269 .usage = "address [count]",
5272 .name = "array2mem",
5273 .mode = COMMAND_EXEC,
5274 .jim_handler = jim_target_array2mem,
5275 .help = "Writes Tcl array of 8/16/32 bit numbers "
5277 .usage = "arrayname bitwidth address count",
5280 .name = "mem2array",
5281 .mode = COMMAND_EXEC,
5282 .jim_handler = jim_target_mem2array,
5283 .help = "Loads Tcl array of 8/16/32 bit numbers "
5284 "from target memory",
5285 .usage = "arrayname bitwidth address count",
5288 .name = "eventlist",
5289 .handler = handle_target_event_list,
5290 .mode = COMMAND_EXEC,
5291 .help = "displays a table of events defined for this target",
5296 .mode = COMMAND_EXEC,
5297 .jim_handler = jim_target_current_state,
5298 .help = "displays the current state of this target",
5301 .name = "arp_examine",
5302 .mode = COMMAND_EXEC,
5303 .jim_handler = jim_target_examine,
5304 .help = "used internally for reset processing",
5305 .usage = "['allow-defer']",
5308 .name = "was_examined",
5309 .mode = COMMAND_EXEC,
5310 .jim_handler = jim_target_was_examined,
5311 .help = "used internally for reset processing",
5314 .name = "examine_deferred",
5315 .mode = COMMAND_EXEC,
5316 .jim_handler = jim_target_examine_deferred,
5317 .help = "used internally for reset processing",
5320 .name = "arp_halt_gdb",
5321 .mode = COMMAND_EXEC,
5322 .jim_handler = jim_target_halt_gdb,
5323 .help = "used internally for reset processing to halt GDB",
5327 .mode = COMMAND_EXEC,
5328 .jim_handler = jim_target_poll,
5329 .help = "used internally for reset processing",
5332 .name = "arp_reset",
5333 .mode = COMMAND_EXEC,
5334 .jim_handler = jim_target_reset,
5335 .help = "used internally for reset processing",
5339 .mode = COMMAND_EXEC,
5340 .jim_handler = jim_target_halt,
5341 .help = "used internally for reset processing",
5344 .name = "arp_waitstate",
5345 .mode = COMMAND_EXEC,
5346 .jim_handler = jim_target_wait_state,
5347 .help = "used internally for reset processing",
5350 .name = "invoke-event",
5351 .mode = COMMAND_EXEC,
5352 .jim_handler = jim_target_invoke_event,
5353 .help = "invoke handler for specified event",
5354 .usage = "event_name",
5356 COMMAND_REGISTRATION_DONE
5359 static int target_create(Jim_GetOptInfo *goi)
5366 struct target *target;
5367 struct command_context *cmd_ctx;
5369 cmd_ctx = current_command_context(goi->interp);
5370 assert(cmd_ctx != NULL);
5372 if (goi->argc < 3) {
5373 Jim_WrongNumArgs(goi->interp, 1, goi->argv, "?name? ?type? ..options...");
5378 Jim_GetOpt_Obj(goi, &new_cmd);
5379 /* does this command exist? */
5380 cmd = Jim_GetCommand(goi->interp, new_cmd, JIM_ERRMSG);
5382 cp = Jim_GetString(new_cmd, NULL);
5383 Jim_SetResultFormatted(goi->interp, "Command/target: %s Exists", cp);
5388 e = Jim_GetOpt_String(goi, &cp, NULL);
5391 struct transport *tr = get_current_transport();
5392 if (tr->override_target) {
5393 e = tr->override_target(&cp);
5394 if (e != ERROR_OK) {
5395 LOG_ERROR("The selected transport doesn't support this target");
5398 LOG_INFO("The selected transport took over low-level target control. The results might differ compared to plain JTAG/SWD");
5400 /* now does target type exist */
5401 for (x = 0 ; target_types[x] ; x++) {
5402 if (0 == strcmp(cp, target_types[x]->name)) {
5407 /* check for deprecated name */
5408 if (target_types[x]->deprecated_name) {
5409 if (0 == strcmp(cp, target_types[x]->deprecated_name)) {
5411 LOG_WARNING("target name is deprecated use: \'%s\'", target_types[x]->name);
5416 if (target_types[x] == NULL) {
5417 Jim_SetResultFormatted(goi->interp, "Unknown target type %s, try one of ", cp);
5418 for (x = 0 ; target_types[x] ; x++) {
5419 if (target_types[x + 1]) {
5420 Jim_AppendStrings(goi->interp,
5421 Jim_GetResult(goi->interp),
5422 target_types[x]->name,
5425 Jim_AppendStrings(goi->interp,
5426 Jim_GetResult(goi->interp),
5428 target_types[x]->name, NULL);
5435 target = calloc(1, sizeof(struct target));
5436 /* set target number */
5437 target->target_number = new_target_number();
5438 cmd_ctx->current_target = target;
5440 /* allocate memory for each unique target type */
5441 target->type = calloc(1, sizeof(struct target_type));
5443 memcpy(target->type, target_types[x], sizeof(struct target_type));
5445 /* will be set by "-endian" */
5446 target->endianness = TARGET_ENDIAN_UNKNOWN;
5448 /* default to first core, override with -coreid */
5451 target->working_area = 0x0;
5452 target->working_area_size = 0x0;
5453 target->working_areas = NULL;
5454 target->backup_working_area = 0;
5456 target->state = TARGET_UNKNOWN;
5457 target->debug_reason = DBG_REASON_UNDEFINED;
5458 target->reg_cache = NULL;
5459 target->breakpoints = NULL;
5460 target->watchpoints = NULL;
5461 target->next = NULL;
5462 target->arch_info = NULL;
5464 target->verbose_halt_msg = true;
5466 target->halt_issued = false;
5468 /* initialize trace information */
5469 target->trace_info = calloc(1, sizeof(struct trace));
5471 target->dbgmsg = NULL;
5472 target->dbg_msg_enabled = 0;
5474 target->endianness = TARGET_ENDIAN_UNKNOWN;
5476 target->rtos = NULL;
5477 target->rtos_auto_detect = false;
5479 target->gdb_port_override = NULL;
5481 /* Do the rest as "configure" options */
5482 goi->isconfigure = 1;
5483 e = target_configure(goi, target);
5486 if (target->has_dap) {
5487 if (!target->dap_configured) {
5488 Jim_SetResultString(goi->interp, "-dap ?name? required when creating target", -1);
5492 if (!target->tap_configured) {
5493 Jim_SetResultString(goi->interp, "-chain-position ?name? required when creating target", -1);
5497 /* tap must be set after target was configured */
5498 if (target->tap == NULL)
5503 free(target->gdb_port_override);
5509 if (target->endianness == TARGET_ENDIAN_UNKNOWN) {
5510 /* default endian to little if not specified */
5511 target->endianness = TARGET_LITTLE_ENDIAN;
5514 cp = Jim_GetString(new_cmd, NULL);
5515 target->cmd_name = strdup(cp);
5517 if (target->type->target_create) {
5518 e = (*(target->type->target_create))(target, goi->interp);
5519 if (e != ERROR_OK) {
5520 LOG_DEBUG("target_create failed");
5521 free(target->gdb_port_override);
5523 free(target->cmd_name);
5529 /* create the target specific commands */
5530 if (target->type->commands) {
5531 e = register_commands(cmd_ctx, NULL, target->type->commands);
5533 LOG_ERROR("unable to register '%s' commands", cp);
5536 /* append to end of list */
5538 struct target **tpp;
5539 tpp = &(all_targets);
5541 tpp = &((*tpp)->next);
5545 /* now - create the new target name command */
5546 const struct command_registration target_subcommands[] = {
5548 .chain = target_instance_command_handlers,
5551 .chain = target->type->commands,
5553 COMMAND_REGISTRATION_DONE
5555 const struct command_registration target_commands[] = {
5558 .mode = COMMAND_ANY,
5559 .help = "target command group",
5561 .chain = target_subcommands,
5563 COMMAND_REGISTRATION_DONE
5565 e = register_commands(cmd_ctx, NULL, target_commands);
5569 struct command *c = command_find_in_context(cmd_ctx, cp);
5571 command_set_handler_data(c, target);
5573 return (ERROR_OK == e) ? JIM_OK : JIM_ERR;
5576 static int jim_target_current(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
5579 Jim_WrongNumArgs(interp, 1, argv, "Too many parameters");
5582 struct command_context *cmd_ctx = current_command_context(interp);
5583 assert(cmd_ctx != NULL);
5585 Jim_SetResultString(interp, target_name(get_current_target(cmd_ctx)), -1);
5589 static int jim_target_types(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
5592 Jim_WrongNumArgs(interp, 1, argv, "Too many parameters");
5595 Jim_SetResult(interp, Jim_NewListObj(interp, NULL, 0));
5596 for (unsigned x = 0; NULL != target_types[x]; x++) {
5597 Jim_ListAppendElement(interp, Jim_GetResult(interp),
5598 Jim_NewStringObj(interp, target_types[x]->name, -1));
5603 static int jim_target_names(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
5606 Jim_WrongNumArgs(interp, 1, argv, "Too many parameters");
5609 Jim_SetResult(interp, Jim_NewListObj(interp, NULL, 0));
5610 struct target *target = all_targets;
5612 Jim_ListAppendElement(interp, Jim_GetResult(interp),
5613 Jim_NewStringObj(interp, target_name(target), -1));
5614 target = target->next;
5619 static int jim_target_smp(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
5622 const char *targetname;
5624 struct target *target = (struct target *) NULL;
5625 struct target_list *head, *curr, *new;
5626 curr = (struct target_list *) NULL;
5627 head = (struct target_list *) NULL;
5630 LOG_DEBUG("%d", argc);
5631 /* argv[1] = target to associate in smp
5632 * argv[2] = target to assoicate in smp
5636 for (i = 1; i < argc; i++) {
5638 targetname = Jim_GetString(argv[i], &len);
5639 target = get_target(targetname);
5640 LOG_DEBUG("%s ", targetname);
5642 new = malloc(sizeof(struct target_list));
5643 new->target = target;
5644 new->next = (struct target_list *)NULL;
5645 if (head == (struct target_list *)NULL) {
5654 /* now parse the list of cpu and put the target in smp mode*/
5657 while (curr != (struct target_list *)NULL) {
5658 target = curr->target;
5660 target->head = head;
5664 if (target && target->rtos)
5665 retval = rtos_smp_init(head->target);
5671 static int jim_target_create(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
5674 Jim_GetOpt_Setup(&goi, interp, argc - 1, argv + 1);
5676 Jim_WrongNumArgs(goi.interp, goi.argc, goi.argv,
5677 "<name> <target_type> [<target_options> ...]");
5680 return target_create(&goi);
5683 static const struct command_registration target_subcommand_handlers[] = {
5686 .mode = COMMAND_CONFIG,
5687 .handler = handle_target_init_command,
5688 .help = "initialize targets",
5693 .mode = COMMAND_CONFIG,
5694 .jim_handler = jim_target_create,
5695 .usage = "name type '-chain-position' name [options ...]",
5696 .help = "Creates and selects a new target",
5700 .mode = COMMAND_ANY,
5701 .jim_handler = jim_target_current,
5702 .help = "Returns the currently selected target",
5706 .mode = COMMAND_ANY,
5707 .jim_handler = jim_target_types,
5708 .help = "Returns the available target types as "
5709 "a list of strings",
5713 .mode = COMMAND_ANY,
5714 .jim_handler = jim_target_names,
5715 .help = "Returns the names of all targets as a list of strings",
5719 .mode = COMMAND_ANY,
5720 .jim_handler = jim_target_smp,
5721 .usage = "targetname1 targetname2 ...",
5722 .help = "gather several target in a smp list"
5725 COMMAND_REGISTRATION_DONE
5729 target_addr_t address;
5735 static int fastload_num;
5736 static struct FastLoad *fastload;
5738 static void free_fastload(void)
5740 if (fastload != NULL) {
5742 for (i = 0; i < fastload_num; i++) {
5743 if (fastload[i].data)
5744 free(fastload[i].data);
5751 COMMAND_HANDLER(handle_fast_load_image_command)
5755 uint32_t image_size;
5756 target_addr_t min_address = 0;
5757 target_addr_t max_address = -1;
5762 int retval = CALL_COMMAND_HANDLER(parse_load_image_command_CMD_ARGV,
5763 &image, &min_address, &max_address);
5764 if (ERROR_OK != retval)
5767 struct duration bench;
5768 duration_start(&bench);
5770 retval = image_open(&image, CMD_ARGV[0], (CMD_ARGC >= 3) ? CMD_ARGV[2] : NULL);
5771 if (retval != ERROR_OK)
5776 fastload_num = image.num_sections;
5777 fastload = malloc(sizeof(struct FastLoad)*image.num_sections);
5778 if (fastload == NULL) {
5779 command_print(CMD_CTX, "out of memory");
5780 image_close(&image);
5783 memset(fastload, 0, sizeof(struct FastLoad)*image.num_sections);
5784 for (i = 0; i < image.num_sections; i++) {
5785 buffer = malloc(image.sections[i].size);
5786 if (buffer == NULL) {
5787 command_print(CMD_CTX, "error allocating buffer for section (%d bytes)",
5788 (int)(image.sections[i].size));
5789 retval = ERROR_FAIL;
5793 retval = image_read_section(&image, i, 0x0, image.sections[i].size, buffer, &buf_cnt);
5794 if (retval != ERROR_OK) {
5799 uint32_t offset = 0;
5800 uint32_t length = buf_cnt;
5802 /* DANGER!!! beware of unsigned comparision here!!! */
5804 if ((image.sections[i].base_address + buf_cnt >= min_address) &&
5805 (image.sections[i].base_address < max_address)) {
5806 if (image.sections[i].base_address < min_address) {
5807 /* clip addresses below */
5808 offset += min_address-image.sections[i].base_address;
5812 if (image.sections[i].base_address + buf_cnt > max_address)
5813 length -= (image.sections[i].base_address + buf_cnt)-max_address;
5815 fastload[i].address = image.sections[i].base_address + offset;
5816 fastload[i].data = malloc(length);
5817 if (fastload[i].data == NULL) {
5819 command_print(CMD_CTX, "error allocating buffer for section (%" PRIu32 " bytes)",
5821 retval = ERROR_FAIL;
5824 memcpy(fastload[i].data, buffer + offset, length);
5825 fastload[i].length = length;
5827 image_size += length;
5828 command_print(CMD_CTX, "%u bytes written at address 0x%8.8x",
5829 (unsigned int)length,
5830 ((unsigned int)(image.sections[i].base_address + offset)));
5836 if ((ERROR_OK == retval) && (duration_measure(&bench) == ERROR_OK)) {
5837 command_print(CMD_CTX, "Loaded %" PRIu32 " bytes "
5838 "in %fs (%0.3f KiB/s)", image_size,
5839 duration_elapsed(&bench), duration_kbps(&bench, image_size));
5841 command_print(CMD_CTX,
5842 "WARNING: image has not been loaded to target!"
5843 "You can issue a 'fast_load' to finish loading.");
5846 image_close(&image);
5848 if (retval != ERROR_OK)
5854 COMMAND_HANDLER(handle_fast_load_command)
5857 return ERROR_COMMAND_SYNTAX_ERROR;
5858 if (fastload == NULL) {
5859 LOG_ERROR("No image in memory");
5863 int64_t ms = timeval_ms();
5865 int retval = ERROR_OK;
5866 for (i = 0; i < fastload_num; i++) {
5867 struct target *target = get_current_target(CMD_CTX);
5868 command_print(CMD_CTX, "Write to 0x%08x, length 0x%08x",
5869 (unsigned int)(fastload[i].address),
5870 (unsigned int)(fastload[i].length));
5871 retval = target_write_buffer(target, fastload[i].address, fastload[i].length, fastload[i].data);
5872 if (retval != ERROR_OK)
5874 size += fastload[i].length;
5876 if (retval == ERROR_OK) {
5877 int64_t after = timeval_ms();
5878 command_print(CMD_CTX, "Loaded image %f kBytes/s", (float)(size/1024.0)/((float)(after-ms)/1000.0));
5883 static const struct command_registration target_command_handlers[] = {
5886 .handler = handle_targets_command,
5887 .mode = COMMAND_ANY,
5888 .help = "change current default target (one parameter) "
5889 "or prints table of all targets (no parameters)",
5890 .usage = "[target]",
5894 .mode = COMMAND_CONFIG,
5895 .help = "configure target",
5896 .chain = target_subcommand_handlers,
5899 COMMAND_REGISTRATION_DONE
5902 int target_register_commands(struct command_context *cmd_ctx)
5904 return register_commands(cmd_ctx, NULL, target_command_handlers);
5907 static bool target_reset_nag = true;
5909 bool get_target_reset_nag(void)
5911 return target_reset_nag;
5914 COMMAND_HANDLER(handle_target_reset_nag)
5916 return CALL_COMMAND_HANDLER(handle_command_parse_bool,
5917 &target_reset_nag, "Nag after each reset about options to improve "
5921 COMMAND_HANDLER(handle_ps_command)
5923 struct target *target = get_current_target(CMD_CTX);
5925 if (target->state != TARGET_HALTED) {
5926 LOG_INFO("target not halted !!");
5930 if ((target->rtos) && (target->rtos->type)
5931 && (target->rtos->type->ps_command)) {
5932 display = target->rtos->type->ps_command(target);
5933 command_print(CMD_CTX, "%s", display);
5938 return ERROR_TARGET_FAILURE;
5942 static void binprint(struct command_invocation *cmd, const char *text, const uint8_t *buf, int size)
5945 command_print_sameline(cmd->ctx, "%s", text);
5946 for (int i = 0; i < size; i++)
5947 command_print_sameline(cmd->ctx, " %02x", buf[i]);
5948 command_print(cmd->ctx, " ");
5951 COMMAND_HANDLER(handle_test_mem_access_command)
5953 struct target *target = get_current_target(CMD_CTX);
5955 int retval = ERROR_OK;
5957 if (target->state != TARGET_HALTED) {
5958 LOG_INFO("target not halted !!");
5963 return ERROR_COMMAND_SYNTAX_ERROR;
5965 COMMAND_PARSE_NUMBER(u32, CMD_ARGV[0], test_size);
5968 size_t num_bytes = test_size + 4;
5970 struct working_area *wa = NULL;
5971 retval = target_alloc_working_area(target, num_bytes, &wa);
5972 if (retval != ERROR_OK) {
5973 LOG_ERROR("Not enough working area");
5977 uint8_t *test_pattern = malloc(num_bytes);
5979 for (size_t i = 0; i < num_bytes; i++)
5980 test_pattern[i] = rand();
5982 retval = target_write_memory(target, wa->address, 1, num_bytes, test_pattern);
5983 if (retval != ERROR_OK) {
5984 LOG_ERROR("Test pattern write failed");
5988 for (int host_offset = 0; host_offset <= 1; host_offset++) {
5989 for (int size = 1; size <= 4; size *= 2) {
5990 for (int offset = 0; offset < 4; offset++) {
5991 uint32_t count = test_size / size;
5992 size_t host_bufsiz = (count + 2) * size + host_offset;
5993 uint8_t *read_ref = malloc(host_bufsiz);
5994 uint8_t *read_buf = malloc(host_bufsiz);
5996 for (size_t i = 0; i < host_bufsiz; i++) {
5997 read_ref[i] = rand();
5998 read_buf[i] = read_ref[i];
6000 command_print_sameline(CMD_CTX,
6001 "Test read %" PRIu32 " x %d @ %d to %saligned buffer: ", count,
6002 size, offset, host_offset ? "un" : "");
6004 struct duration bench;
6005 duration_start(&bench);
6007 retval = target_read_memory(target, wa->address + offset, size, count,
6008 read_buf + size + host_offset);
6010 duration_measure(&bench);
6012 if (retval == ERROR_TARGET_UNALIGNED_ACCESS) {
6013 command_print(CMD_CTX, "Unsupported alignment");
6015 } else if (retval != ERROR_OK) {
6016 command_print(CMD_CTX, "Memory read failed");
6020 /* replay on host */
6021 memcpy(read_ref + size + host_offset, test_pattern + offset, count * size);
6024 int result = memcmp(read_ref, read_buf, host_bufsiz);
6026 command_print(CMD_CTX, "Pass in %fs (%0.3f KiB/s)",
6027 duration_elapsed(&bench),
6028 duration_kbps(&bench, count * size));
6030 command_print(CMD_CTX, "Compare failed");
6031 binprint(CMD, "ref:", read_ref, host_bufsiz);
6032 binprint(CMD, "buf:", read_buf, host_bufsiz);
6045 target_free_working_area(target, wa);
6048 num_bytes = test_size + 4 + 4 + 4;
6050 retval = target_alloc_working_area(target, num_bytes, &wa);
6051 if (retval != ERROR_OK) {
6052 LOG_ERROR("Not enough working area");
6056 test_pattern = malloc(num_bytes);
6058 for (size_t i = 0; i < num_bytes; i++)
6059 test_pattern[i] = rand();
6061 for (int host_offset = 0; host_offset <= 1; host_offset++) {
6062 for (int size = 1; size <= 4; size *= 2) {
6063 for (int offset = 0; offset < 4; offset++) {
6064 uint32_t count = test_size / size;
6065 size_t host_bufsiz = count * size + host_offset;
6066 uint8_t *read_ref = malloc(num_bytes);
6067 uint8_t *read_buf = malloc(num_bytes);
6068 uint8_t *write_buf = malloc(host_bufsiz);
6070 for (size_t i = 0; i < host_bufsiz; i++)
6071 write_buf[i] = rand();
6072 command_print_sameline(CMD_CTX,
6073 "Test write %" PRIu32 " x %d @ %d from %saligned buffer: ", count,
6074 size, offset, host_offset ? "un" : "");
6076 retval = target_write_memory(target, wa->address, 1, num_bytes, test_pattern);
6077 if (retval != ERROR_OK) {
6078 command_print(CMD_CTX, "Test pattern write failed");
6082 /* replay on host */
6083 memcpy(read_ref, test_pattern, num_bytes);
6084 memcpy(read_ref + size + offset, write_buf + host_offset, count * size);
6086 struct duration bench;
6087 duration_start(&bench);
6089 retval = target_write_memory(target, wa->address + size + offset, size, count,
6090 write_buf + host_offset);
6092 duration_measure(&bench);
6094 if (retval == ERROR_TARGET_UNALIGNED_ACCESS) {
6095 command_print(CMD_CTX, "Unsupported alignment");
6097 } else if (retval != ERROR_OK) {
6098 command_print(CMD_CTX, "Memory write failed");
6103 retval = target_read_memory(target, wa->address, 1, num_bytes, read_buf);
6104 if (retval != ERROR_OK) {
6105 command_print(CMD_CTX, "Test pattern write failed");
6110 int result = memcmp(read_ref, read_buf, num_bytes);
6112 command_print(CMD_CTX, "Pass in %fs (%0.3f KiB/s)",
6113 duration_elapsed(&bench),
6114 duration_kbps(&bench, count * size));
6116 command_print(CMD_CTX, "Compare failed");
6117 binprint(CMD, "ref:", read_ref, num_bytes);
6118 binprint(CMD, "buf:", read_buf, num_bytes);
6130 target_free_working_area(target, wa);
6134 static const struct command_registration target_exec_command_handlers[] = {
6136 .name = "fast_load_image",
6137 .handler = handle_fast_load_image_command,
6138 .mode = COMMAND_ANY,
6139 .help = "Load image into server memory for later use by "
6140 "fast_load; primarily for profiling",
6141 .usage = "filename address ['bin'|'ihex'|'elf'|'s19'] "
6142 "[min_address [max_length]]",
6145 .name = "fast_load",
6146 .handler = handle_fast_load_command,
6147 .mode = COMMAND_EXEC,
6148 .help = "loads active fast load image to current target "
6149 "- mainly for profiling purposes",
6154 .handler = handle_profile_command,
6155 .mode = COMMAND_EXEC,
6156 .usage = "seconds filename [start end]",
6157 .help = "profiling samples the CPU PC",
6159 /** @todo don't register virt2phys() unless target supports it */
6161 .name = "virt2phys",
6162 .handler = handle_virt2phys_command,
6163 .mode = COMMAND_ANY,
6164 .help = "translate a virtual address into a physical address",
6165 .usage = "virtual_address",
6169 .handler = handle_reg_command,
6170 .mode = COMMAND_EXEC,
6171 .help = "display (reread from target with \"force\") or set a register; "
6172 "with no arguments, displays all registers and their values",
6173 .usage = "[(register_number|register_name) [(value|'force')]]",
6177 .handler = handle_poll_command,
6178 .mode = COMMAND_EXEC,
6179 .help = "poll target state; or reconfigure background polling",
6180 .usage = "['on'|'off']",
6183 .name = "wait_halt",
6184 .handler = handle_wait_halt_command,
6185 .mode = COMMAND_EXEC,
6186 .help = "wait up to the specified number of milliseconds "
6187 "(default 5000) for a previously requested halt",
6188 .usage = "[milliseconds]",
6192 .handler = handle_halt_command,
6193 .mode = COMMAND_EXEC,
6194 .help = "request target to halt, then wait up to the specified"
6195 "number of milliseconds (default 5000) for it to complete",
6196 .usage = "[milliseconds]",
6200 .handler = handle_resume_command,
6201 .mode = COMMAND_EXEC,
6202 .help = "resume target execution from current PC or address",
6203 .usage = "[address]",
6207 .handler = handle_reset_command,
6208 .mode = COMMAND_EXEC,
6209 .usage = "[run|halt|init]",
6210 .help = "Reset all targets into the specified mode."
6211 "Default reset mode is run, if not given.",
6214 .name = "soft_reset_halt",
6215 .handler = handle_soft_reset_halt_command,
6216 .mode = COMMAND_EXEC,
6218 .help = "halt the target and do a soft reset",
6222 .handler = handle_step_command,
6223 .mode = COMMAND_EXEC,
6224 .help = "step one instruction from current PC or address",
6225 .usage = "[address]",
6229 .handler = handle_md_command,
6230 .mode = COMMAND_EXEC,
6231 .help = "display memory double-words",
6232 .usage = "['phys'] address [count]",
6236 .handler = handle_md_command,
6237 .mode = COMMAND_EXEC,
6238 .help = "display memory words",
6239 .usage = "['phys'] address [count]",
6243 .handler = handle_md_command,
6244 .mode = COMMAND_EXEC,
6245 .help = "display memory half-words",
6246 .usage = "['phys'] address [count]",
6250 .handler = handle_md_command,
6251 .mode = COMMAND_EXEC,
6252 .help = "display memory bytes",
6253 .usage = "['phys'] address [count]",
6257 .handler = handle_mw_command,
6258 .mode = COMMAND_EXEC,
6259 .help = "write memory double-word",
6260 .usage = "['phys'] address value [count]",
6264 .handler = handle_mw_command,
6265 .mode = COMMAND_EXEC,
6266 .help = "write memory word",
6267 .usage = "['phys'] address value [count]",
6271 .handler = handle_mw_command,
6272 .mode = COMMAND_EXEC,
6273 .help = "write memory half-word",
6274 .usage = "['phys'] address value [count]",
6278 .handler = handle_mw_command,
6279 .mode = COMMAND_EXEC,
6280 .help = "write memory byte",
6281 .usage = "['phys'] address value [count]",
6285 .handler = handle_bp_command,
6286 .mode = COMMAND_EXEC,
6287 .help = "list or set hardware or software breakpoint",
6288 .usage = "<address> [<asid>] <length> ['hw'|'hw_ctx']",
6292 .handler = handle_rbp_command,
6293 .mode = COMMAND_EXEC,
6294 .help = "remove breakpoint",
6299 .handler = handle_wp_command,
6300 .mode = COMMAND_EXEC,
6301 .help = "list (no params) or create watchpoints",
6302 .usage = "[address length [('r'|'w'|'a') value [mask]]]",
6306 .handler = handle_rwp_command,
6307 .mode = COMMAND_EXEC,
6308 .help = "remove watchpoint",
6312 .name = "load_image",
6313 .handler = handle_load_image_command,
6314 .mode = COMMAND_EXEC,
6315 .usage = "filename address ['bin'|'ihex'|'elf'|'s19'] "
6316 "[min_address] [max_length]",
6319 .name = "dump_image",
6320 .handler = handle_dump_image_command,
6321 .mode = COMMAND_EXEC,
6322 .usage = "filename address size",
6325 .name = "verify_image_checksum",
6326 .handler = handle_verify_image_checksum_command,
6327 .mode = COMMAND_EXEC,
6328 .usage = "filename [offset [type]]",
6331 .name = "verify_image",
6332 .handler = handle_verify_image_command,
6333 .mode = COMMAND_EXEC,
6334 .usage = "filename [offset [type]]",
6337 .name = "test_image",
6338 .handler = handle_test_image_command,
6339 .mode = COMMAND_EXEC,
6340 .usage = "filename [offset [type]]",
6343 .name = "mem2array",
6344 .mode = COMMAND_EXEC,
6345 .jim_handler = jim_mem2array,
6346 .help = "read 8/16/32 bit memory and return as a TCL array "
6347 "for script processing",
6348 .usage = "arrayname bitwidth address count",
6351 .name = "array2mem",
6352 .mode = COMMAND_EXEC,
6353 .jim_handler = jim_array2mem,
6354 .help = "convert a TCL array to memory locations "
6355 "and write the 8/16/32 bit values",
6356 .usage = "arrayname bitwidth address count",
6359 .name = "reset_nag",
6360 .handler = handle_target_reset_nag,
6361 .mode = COMMAND_ANY,
6362 .help = "Nag after each reset about options that could have been "
6363 "enabled to improve performance. ",
6364 .usage = "['enable'|'disable']",
6368 .handler = handle_ps_command,
6369 .mode = COMMAND_EXEC,
6370 .help = "list all tasks ",
6374 .name = "test_mem_access",
6375 .handler = handle_test_mem_access_command,
6376 .mode = COMMAND_EXEC,
6377 .help = "Test the target's memory access functions",
6381 COMMAND_REGISTRATION_DONE
6383 static int target_register_user_commands(struct command_context *cmd_ctx)
6385 int retval = ERROR_OK;
6386 retval = target_request_register_commands(cmd_ctx);
6387 if (retval != ERROR_OK)
6390 retval = trace_register_commands(cmd_ctx);
6391 if (retval != ERROR_OK)
6395 return register_commands(cmd_ctx, NULL, target_exec_command_handlers);