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/align.h>
45 #include <helper/time_support.h>
46 #include <jtag/jtag.h>
47 #include <flash/nor/core.h>
50 #include "target_type.h"
51 #include "target_request.h"
52 #include "breakpoints.h"
56 #include "rtos/rtos.h"
57 #include "transport/transport.h"
60 /* default halt wait timeout (ms) */
61 #define DEFAULT_HALT_TIMEOUT 5000
63 static int target_read_buffer_default(struct target
*target
, target_addr_t address
,
64 uint32_t count
, uint8_t *buffer
);
65 static int target_write_buffer_default(struct target
*target
, target_addr_t address
,
66 uint32_t count
, const uint8_t *buffer
);
67 static int target_array2mem(Jim_Interp
*interp
, struct target
*target
,
68 int argc
, Jim_Obj
* const *argv
);
69 static int target_mem2array(Jim_Interp
*interp
, struct target
*target
,
70 int argc
, Jim_Obj
* const *argv
);
71 static int target_register_user_commands(struct command_context
*cmd_ctx
);
72 static int target_get_gdb_fileio_info_default(struct target
*target
,
73 struct gdb_fileio_info
*fileio_info
);
74 static int target_gdb_fileio_end_default(struct target
*target
, int retcode
,
75 int fileio_errno
, bool ctrl_c
);
78 extern struct target_type arm7tdmi_target
;
79 extern struct target_type arm720t_target
;
80 extern struct target_type arm9tdmi_target
;
81 extern struct target_type arm920t_target
;
82 extern struct target_type arm966e_target
;
83 extern struct target_type arm946e_target
;
84 extern struct target_type arm926ejs_target
;
85 extern struct target_type fa526_target
;
86 extern struct target_type feroceon_target
;
87 extern struct target_type dragonite_target
;
88 extern struct target_type xscale_target
;
89 extern struct target_type cortexm_target
;
90 extern struct target_type cortexa_target
;
91 extern struct target_type aarch64_target
;
92 extern struct target_type cortexr4_target
;
93 extern struct target_type arm11_target
;
94 extern struct target_type ls1_sap_target
;
95 extern struct target_type mips_m4k_target
;
96 extern struct target_type mips_mips64_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
;
113 extern struct target_type arcv2_target
;
115 static struct target_type
*target_types
[] = {
155 struct target
*all_targets
;
156 static struct target_event_callback
*target_event_callbacks
;
157 static struct target_timer_callback
*target_timer_callbacks
;
158 static int64_t target_timer_next_event_value
;
159 static LIST_HEAD(target_reset_callback_list
);
160 static LIST_HEAD(target_trace_callback_list
);
161 static const int polling_interval
= TARGET_DEFAULT_POLLING_INTERVAL
;
163 static const struct jim_nvp nvp_assert
[] = {
164 { .name
= "assert", NVP_ASSERT
},
165 { .name
= "deassert", NVP_DEASSERT
},
166 { .name
= "T", NVP_ASSERT
},
167 { .name
= "F", NVP_DEASSERT
},
168 { .name
= "t", NVP_ASSERT
},
169 { .name
= "f", NVP_DEASSERT
},
170 { .name
= NULL
, .value
= -1 }
173 static const struct jim_nvp nvp_error_target
[] = {
174 { .value
= ERROR_TARGET_INVALID
, .name
= "err-invalid" },
175 { .value
= ERROR_TARGET_INIT_FAILED
, .name
= "err-init-failed" },
176 { .value
= ERROR_TARGET_TIMEOUT
, .name
= "err-timeout" },
177 { .value
= ERROR_TARGET_NOT_HALTED
, .name
= "err-not-halted" },
178 { .value
= ERROR_TARGET_FAILURE
, .name
= "err-failure" },
179 { .value
= ERROR_TARGET_UNALIGNED_ACCESS
, .name
= "err-unaligned-access" },
180 { .value
= ERROR_TARGET_DATA_ABORT
, .name
= "err-data-abort" },
181 { .value
= ERROR_TARGET_RESOURCE_NOT_AVAILABLE
, .name
= "err-resource-not-available" },
182 { .value
= ERROR_TARGET_TRANSLATION_FAULT
, .name
= "err-translation-fault" },
183 { .value
= ERROR_TARGET_NOT_RUNNING
, .name
= "err-not-running" },
184 { .value
= ERROR_TARGET_NOT_EXAMINED
, .name
= "err-not-examined" },
185 { .value
= -1, .name
= NULL
}
188 static const char *target_strerror_safe(int err
)
190 const struct jim_nvp
*n
;
192 n
= jim_nvp_value2name_simple(nvp_error_target
, err
);
199 static const struct jim_nvp nvp_target_event
[] = {
201 { .value
= TARGET_EVENT_GDB_HALT
, .name
= "gdb-halt" },
202 { .value
= TARGET_EVENT_HALTED
, .name
= "halted" },
203 { .value
= TARGET_EVENT_RESUMED
, .name
= "resumed" },
204 { .value
= TARGET_EVENT_RESUME_START
, .name
= "resume-start" },
205 { .value
= TARGET_EVENT_RESUME_END
, .name
= "resume-end" },
206 { .value
= TARGET_EVENT_STEP_START
, .name
= "step-start" },
207 { .value
= TARGET_EVENT_STEP_END
, .name
= "step-end" },
209 { .name
= "gdb-start", .value
= TARGET_EVENT_GDB_START
},
210 { .name
= "gdb-end", .value
= TARGET_EVENT_GDB_END
},
212 { .value
= TARGET_EVENT_RESET_START
, .name
= "reset-start" },
213 { .value
= TARGET_EVENT_RESET_ASSERT_PRE
, .name
= "reset-assert-pre" },
214 { .value
= TARGET_EVENT_RESET_ASSERT
, .name
= "reset-assert" },
215 { .value
= TARGET_EVENT_RESET_ASSERT_POST
, .name
= "reset-assert-post" },
216 { .value
= TARGET_EVENT_RESET_DEASSERT_PRE
, .name
= "reset-deassert-pre" },
217 { .value
= TARGET_EVENT_RESET_DEASSERT_POST
, .name
= "reset-deassert-post" },
218 { .value
= TARGET_EVENT_RESET_INIT
, .name
= "reset-init" },
219 { .value
= TARGET_EVENT_RESET_END
, .name
= "reset-end" },
221 { .value
= TARGET_EVENT_EXAMINE_START
, .name
= "examine-start" },
222 { .value
= TARGET_EVENT_EXAMINE_FAIL
, .name
= "examine-fail" },
223 { .value
= TARGET_EVENT_EXAMINE_END
, .name
= "examine-end" },
225 { .value
= TARGET_EVENT_DEBUG_HALTED
, .name
= "debug-halted" },
226 { .value
= TARGET_EVENT_DEBUG_RESUMED
, .name
= "debug-resumed" },
228 { .value
= TARGET_EVENT_GDB_ATTACH
, .name
= "gdb-attach" },
229 { .value
= TARGET_EVENT_GDB_DETACH
, .name
= "gdb-detach" },
231 { .value
= TARGET_EVENT_GDB_FLASH_WRITE_START
, .name
= "gdb-flash-write-start" },
232 { .value
= TARGET_EVENT_GDB_FLASH_WRITE_END
, .name
= "gdb-flash-write-end" },
234 { .value
= TARGET_EVENT_GDB_FLASH_ERASE_START
, .name
= "gdb-flash-erase-start" },
235 { .value
= TARGET_EVENT_GDB_FLASH_ERASE_END
, .name
= "gdb-flash-erase-end" },
237 { .value
= TARGET_EVENT_TRACE_CONFIG
, .name
= "trace-config" },
239 { .name
= NULL
, .value
= -1 }
242 static const struct jim_nvp nvp_target_state
[] = {
243 { .name
= "unknown", .value
= TARGET_UNKNOWN
},
244 { .name
= "running", .value
= TARGET_RUNNING
},
245 { .name
= "halted", .value
= TARGET_HALTED
},
246 { .name
= "reset", .value
= TARGET_RESET
},
247 { .name
= "debug-running", .value
= TARGET_DEBUG_RUNNING
},
248 { .name
= NULL
, .value
= -1 },
251 static const struct jim_nvp nvp_target_debug_reason
[] = {
252 { .name
= "debug-request", .value
= DBG_REASON_DBGRQ
},
253 { .name
= "breakpoint", .value
= DBG_REASON_BREAKPOINT
},
254 { .name
= "watchpoint", .value
= DBG_REASON_WATCHPOINT
},
255 { .name
= "watchpoint-and-breakpoint", .value
= DBG_REASON_WPTANDBKPT
},
256 { .name
= "single-step", .value
= DBG_REASON_SINGLESTEP
},
257 { .name
= "target-not-halted", .value
= DBG_REASON_NOTHALTED
},
258 { .name
= "program-exit", .value
= DBG_REASON_EXIT
},
259 { .name
= "exception-catch", .value
= DBG_REASON_EXC_CATCH
},
260 { .name
= "undefined", .value
= DBG_REASON_UNDEFINED
},
261 { .name
= NULL
, .value
= -1 },
264 static const struct jim_nvp nvp_target_endian
[] = {
265 { .name
= "big", .value
= TARGET_BIG_ENDIAN
},
266 { .name
= "little", .value
= TARGET_LITTLE_ENDIAN
},
267 { .name
= "be", .value
= TARGET_BIG_ENDIAN
},
268 { .name
= "le", .value
= TARGET_LITTLE_ENDIAN
},
269 { .name
= NULL
, .value
= -1 },
272 static const struct jim_nvp nvp_reset_modes
[] = {
273 { .name
= "unknown", .value
= RESET_UNKNOWN
},
274 { .name
= "run", .value
= RESET_RUN
},
275 { .name
= "halt", .value
= RESET_HALT
},
276 { .name
= "init", .value
= RESET_INIT
},
277 { .name
= NULL
, .value
= -1 },
280 const char *debug_reason_name(struct target
*t
)
284 cp
= jim_nvp_value2name_simple(nvp_target_debug_reason
,
285 t
->debug_reason
)->name
;
287 LOG_ERROR("Invalid debug reason: %d", (int)(t
->debug_reason
));
288 cp
= "(*BUG*unknown*BUG*)";
293 const char *target_state_name(struct target
*t
)
296 cp
= jim_nvp_value2name_simple(nvp_target_state
, t
->state
)->name
;
298 LOG_ERROR("Invalid target state: %d", (int)(t
->state
));
299 cp
= "(*BUG*unknown*BUG*)";
302 if (!target_was_examined(t
) && t
->defer_examine
)
303 cp
= "examine deferred";
308 const char *target_event_name(enum target_event event
)
311 cp
= jim_nvp_value2name_simple(nvp_target_event
, event
)->name
;
313 LOG_ERROR("Invalid target event: %d", (int)(event
));
314 cp
= "(*BUG*unknown*BUG*)";
319 const char *target_reset_mode_name(enum target_reset_mode reset_mode
)
322 cp
= jim_nvp_value2name_simple(nvp_reset_modes
, reset_mode
)->name
;
324 LOG_ERROR("Invalid target reset mode: %d", (int)(reset_mode
));
325 cp
= "(*BUG*unknown*BUG*)";
330 /* determine the number of the new target */
331 static int new_target_number(void)
336 /* number is 0 based */
340 if (x
< t
->target_number
)
341 x
= t
->target_number
;
347 static void append_to_list_all_targets(struct target
*target
)
349 struct target
**t
= &all_targets
;
356 /* read a uint64_t from a buffer in target memory endianness */
357 uint64_t target_buffer_get_u64(struct target
*target
, const uint8_t *buffer
)
359 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
360 return le_to_h_u64(buffer
);
362 return be_to_h_u64(buffer
);
365 /* read a uint32_t from a buffer in target memory endianness */
366 uint32_t target_buffer_get_u32(struct target
*target
, const uint8_t *buffer
)
368 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
369 return le_to_h_u32(buffer
);
371 return be_to_h_u32(buffer
);
374 /* read a uint24_t from a buffer in target memory endianness */
375 uint32_t target_buffer_get_u24(struct target
*target
, const uint8_t *buffer
)
377 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
378 return le_to_h_u24(buffer
);
380 return be_to_h_u24(buffer
);
383 /* read a uint16_t from a buffer in target memory endianness */
384 uint16_t target_buffer_get_u16(struct target
*target
, const uint8_t *buffer
)
386 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
387 return le_to_h_u16(buffer
);
389 return be_to_h_u16(buffer
);
392 /* write a uint64_t to a buffer in target memory endianness */
393 void target_buffer_set_u64(struct target
*target
, uint8_t *buffer
, uint64_t value
)
395 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
396 h_u64_to_le(buffer
, value
);
398 h_u64_to_be(buffer
, value
);
401 /* write a uint32_t to a buffer in target memory endianness */
402 void target_buffer_set_u32(struct target
*target
, uint8_t *buffer
, uint32_t value
)
404 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
405 h_u32_to_le(buffer
, value
);
407 h_u32_to_be(buffer
, value
);
410 /* write a uint24_t to a buffer in target memory endianness */
411 void target_buffer_set_u24(struct target
*target
, uint8_t *buffer
, uint32_t value
)
413 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
414 h_u24_to_le(buffer
, value
);
416 h_u24_to_be(buffer
, value
);
419 /* write a uint16_t to a buffer in target memory endianness */
420 void target_buffer_set_u16(struct target
*target
, uint8_t *buffer
, uint16_t value
)
422 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
423 h_u16_to_le(buffer
, value
);
425 h_u16_to_be(buffer
, value
);
428 /* write a uint8_t to a buffer in target memory endianness */
429 static void target_buffer_set_u8(struct target
*target
, uint8_t *buffer
, uint8_t value
)
434 /* write a uint64_t array to a buffer in target memory endianness */
435 void target_buffer_get_u64_array(struct target
*target
, const uint8_t *buffer
, uint32_t count
, uint64_t *dstbuf
)
438 for (i
= 0; i
< count
; i
++)
439 dstbuf
[i
] = target_buffer_get_u64(target
, &buffer
[i
* 8]);
442 /* write a uint32_t array to a buffer in target memory endianness */
443 void target_buffer_get_u32_array(struct target
*target
, const uint8_t *buffer
, uint32_t count
, uint32_t *dstbuf
)
446 for (i
= 0; i
< count
; i
++)
447 dstbuf
[i
] = target_buffer_get_u32(target
, &buffer
[i
* 4]);
450 /* write a uint16_t array to a buffer in target memory endianness */
451 void target_buffer_get_u16_array(struct target
*target
, const uint8_t *buffer
, uint32_t count
, uint16_t *dstbuf
)
454 for (i
= 0; i
< count
; i
++)
455 dstbuf
[i
] = target_buffer_get_u16(target
, &buffer
[i
* 2]);
458 /* write a uint64_t array to a buffer in target memory endianness */
459 void target_buffer_set_u64_array(struct target
*target
, uint8_t *buffer
, uint32_t count
, const uint64_t *srcbuf
)
462 for (i
= 0; i
< count
; i
++)
463 target_buffer_set_u64(target
, &buffer
[i
* 8], srcbuf
[i
]);
466 /* write a uint32_t array to a buffer in target memory endianness */
467 void target_buffer_set_u32_array(struct target
*target
, uint8_t *buffer
, uint32_t count
, const uint32_t *srcbuf
)
470 for (i
= 0; i
< count
; i
++)
471 target_buffer_set_u32(target
, &buffer
[i
* 4], srcbuf
[i
]);
474 /* write a uint16_t array to a buffer in target memory endianness */
475 void target_buffer_set_u16_array(struct target
*target
, uint8_t *buffer
, uint32_t count
, const uint16_t *srcbuf
)
478 for (i
= 0; i
< count
; i
++)
479 target_buffer_set_u16(target
, &buffer
[i
* 2], srcbuf
[i
]);
482 /* return a pointer to a configured target; id is name or number */
483 struct target
*get_target(const char *id
)
485 struct target
*target
;
487 /* try as tcltarget name */
488 for (target
= all_targets
; target
; target
= target
->next
) {
489 if (!target_name(target
))
491 if (strcmp(id
, target_name(target
)) == 0)
495 /* It's OK to remove this fallback sometime after August 2010 or so */
497 /* no match, try as number */
499 if (parse_uint(id
, &num
) != ERROR_OK
)
502 for (target
= all_targets
; target
; target
= target
->next
) {
503 if (target
->target_number
== (int)num
) {
504 LOG_WARNING("use '%s' as target identifier, not '%u'",
505 target_name(target
), num
);
513 /* returns a pointer to the n-th configured target */
514 struct target
*get_target_by_num(int num
)
516 struct target
*target
= all_targets
;
519 if (target
->target_number
== num
)
521 target
= target
->next
;
527 struct target
*get_current_target(struct command_context
*cmd_ctx
)
529 struct target
*target
= get_current_target_or_null(cmd_ctx
);
532 LOG_ERROR("BUG: current_target out of bounds");
539 struct target
*get_current_target_or_null(struct command_context
*cmd_ctx
)
541 return cmd_ctx
->current_target_override
542 ? cmd_ctx
->current_target_override
543 : cmd_ctx
->current_target
;
546 int target_poll(struct target
*target
)
550 /* We can't poll until after examine */
551 if (!target_was_examined(target
)) {
552 /* Fail silently lest we pollute the log */
556 retval
= target
->type
->poll(target
);
557 if (retval
!= ERROR_OK
)
560 if (target
->halt_issued
) {
561 if (target
->state
== TARGET_HALTED
)
562 target
->halt_issued
= false;
564 int64_t t
= timeval_ms() - target
->halt_issued_time
;
565 if (t
> DEFAULT_HALT_TIMEOUT
) {
566 target
->halt_issued
= false;
567 LOG_INFO("Halt timed out, wake up GDB.");
568 target_call_event_callbacks(target
, TARGET_EVENT_GDB_HALT
);
576 int target_halt(struct target
*target
)
579 /* We can't poll until after examine */
580 if (!target_was_examined(target
)) {
581 LOG_ERROR("Target not examined yet");
585 retval
= target
->type
->halt(target
);
586 if (retval
!= ERROR_OK
)
589 target
->halt_issued
= true;
590 target
->halt_issued_time
= timeval_ms();
596 * Make the target (re)start executing using its saved execution
597 * context (possibly with some modifications).
599 * @param target Which target should start executing.
600 * @param current True to use the target's saved program counter instead
601 * of the address parameter
602 * @param address Optionally used as the program counter.
603 * @param handle_breakpoints True iff breakpoints at the resumption PC
604 * should be skipped. (For example, maybe execution was stopped by
605 * such a breakpoint, in which case it would be counterproductive to
607 * @param debug_execution False if all working areas allocated by OpenOCD
608 * should be released and/or restored to their original contents.
609 * (This would for example be true to run some downloaded "helper"
610 * algorithm code, which resides in one such working buffer and uses
611 * another for data storage.)
613 * @todo Resolve the ambiguity about what the "debug_execution" flag
614 * signifies. For example, Target implementations don't agree on how
615 * it relates to invalidation of the register cache, or to whether
616 * breakpoints and watchpoints should be enabled. (It would seem wrong
617 * to enable breakpoints when running downloaded "helper" algorithms
618 * (debug_execution true), since the breakpoints would be set to match
619 * target firmware being debugged, not the helper algorithm.... and
620 * enabling them could cause such helpers to malfunction (for example,
621 * by overwriting data with a breakpoint instruction. On the other
622 * hand the infrastructure for running such helpers might use this
623 * procedure but rely on hardware breakpoint to detect termination.)
625 int target_resume(struct target
*target
, int current
, target_addr_t address
,
626 int handle_breakpoints
, int debug_execution
)
630 /* We can't poll until after examine */
631 if (!target_was_examined(target
)) {
632 LOG_ERROR("Target not examined yet");
636 target_call_event_callbacks(target
, TARGET_EVENT_RESUME_START
);
638 /* note that resume *must* be asynchronous. The CPU can halt before
639 * we poll. The CPU can even halt at the current PC as a result of
640 * a software breakpoint being inserted by (a bug?) the application.
643 * resume() triggers the event 'resumed'. The execution of TCL commands
644 * in the event handler causes the polling of targets. If the target has
645 * already halted for a breakpoint, polling will run the 'halted' event
646 * handler before the pending 'resumed' handler.
647 * Disable polling during resume() to guarantee the execution of handlers
648 * in the correct order.
650 bool save_poll
= jtag_poll_get_enabled();
651 jtag_poll_set_enabled(false);
652 retval
= target
->type
->resume(target
, current
, address
, handle_breakpoints
, debug_execution
);
653 jtag_poll_set_enabled(save_poll
);
654 if (retval
!= ERROR_OK
)
657 target_call_event_callbacks(target
, TARGET_EVENT_RESUME_END
);
662 static int target_process_reset(struct command_invocation
*cmd
, enum target_reset_mode reset_mode
)
667 n
= jim_nvp_value2name_simple(nvp_reset_modes
, reset_mode
);
669 LOG_ERROR("invalid reset mode");
673 struct target
*target
;
674 for (target
= all_targets
; target
; target
= target
->next
)
675 target_call_reset_callbacks(target
, reset_mode
);
677 /* disable polling during reset to make reset event scripts
678 * more predictable, i.e. dr/irscan & pathmove in events will
679 * not have JTAG operations injected into the middle of a sequence.
681 bool save_poll
= jtag_poll_get_enabled();
683 jtag_poll_set_enabled(false);
685 sprintf(buf
, "ocd_process_reset %s", n
->name
);
686 retval
= Jim_Eval(cmd
->ctx
->interp
, buf
);
688 jtag_poll_set_enabled(save_poll
);
690 if (retval
!= JIM_OK
) {
691 Jim_MakeErrorMessage(cmd
->ctx
->interp
);
692 command_print(cmd
, "%s", Jim_GetString(Jim_GetResult(cmd
->ctx
->interp
), NULL
));
696 /* We want any events to be processed before the prompt */
697 retval
= target_call_timer_callbacks_now();
699 for (target
= all_targets
; target
; target
= target
->next
) {
700 target
->type
->check_reset(target
);
701 target
->running_alg
= false;
707 static int identity_virt2phys(struct target
*target
,
708 target_addr_t
virtual, target_addr_t
*physical
)
714 static int no_mmu(struct target
*target
, int *enabled
)
721 * Reset the @c examined flag for the given target.
722 * Pure paranoia -- targets are zeroed on allocation.
724 static inline void target_reset_examined(struct target
*target
)
726 target
->examined
= false;
729 static int default_examine(struct target
*target
)
731 target_set_examined(target
);
735 /* no check by default */
736 static int default_check_reset(struct target
*target
)
741 /* Equivalent Tcl code arp_examine_one is in src/target/startup.tcl
743 int target_examine_one(struct target
*target
)
745 target_call_event_callbacks(target
, TARGET_EVENT_EXAMINE_START
);
747 int retval
= target
->type
->examine(target
);
748 if (retval
!= ERROR_OK
) {
749 target_reset_examined(target
);
750 target_call_event_callbacks(target
, TARGET_EVENT_EXAMINE_FAIL
);
754 target_set_examined(target
);
755 target_call_event_callbacks(target
, TARGET_EVENT_EXAMINE_END
);
760 static int jtag_enable_callback(enum jtag_event event
, void *priv
)
762 struct target
*target
= priv
;
764 if (event
!= JTAG_TAP_EVENT_ENABLE
|| !target
->tap
->enabled
)
767 jtag_unregister_event_callback(jtag_enable_callback
, target
);
769 return target_examine_one(target
);
772 /* Targets that correctly implement init + examine, i.e.
773 * no communication with target during init:
777 int target_examine(void)
779 int retval
= ERROR_OK
;
780 struct target
*target
;
782 for (target
= all_targets
; target
; target
= target
->next
) {
783 /* defer examination, but don't skip it */
784 if (!target
->tap
->enabled
) {
785 jtag_register_event_callback(jtag_enable_callback
,
790 if (target
->defer_examine
)
793 int retval2
= target_examine_one(target
);
794 if (retval2
!= ERROR_OK
) {
795 LOG_WARNING("target %s examination failed", target_name(target
));
802 const char *target_type_name(struct target
*target
)
804 return target
->type
->name
;
807 static int target_soft_reset_halt(struct target
*target
)
809 if (!target_was_examined(target
)) {
810 LOG_ERROR("Target not examined yet");
813 if (!target
->type
->soft_reset_halt
) {
814 LOG_ERROR("Target %s does not support soft_reset_halt",
815 target_name(target
));
818 return target
->type
->soft_reset_halt(target
);
822 * Downloads a target-specific native code algorithm to the target,
823 * and executes it. * Note that some targets may need to set up, enable,
824 * and tear down a breakpoint (hard or * soft) to detect algorithm
825 * termination, while others may support lower overhead schemes where
826 * soft breakpoints embedded in the algorithm automatically terminate the
829 * @param target used to run the algorithm
830 * @param num_mem_params
832 * @param num_reg_params
837 * @param arch_info target-specific description of the algorithm.
839 int target_run_algorithm(struct target
*target
,
840 int num_mem_params
, struct mem_param
*mem_params
,
841 int num_reg_params
, struct reg_param
*reg_param
,
842 uint32_t entry_point
, uint32_t exit_point
,
843 int timeout_ms
, void *arch_info
)
845 int retval
= ERROR_FAIL
;
847 if (!target_was_examined(target
)) {
848 LOG_ERROR("Target not examined yet");
851 if (!target
->type
->run_algorithm
) {
852 LOG_ERROR("Target type '%s' does not support %s",
853 target_type_name(target
), __func__
);
857 target
->running_alg
= true;
858 retval
= target
->type
->run_algorithm(target
,
859 num_mem_params
, mem_params
,
860 num_reg_params
, reg_param
,
861 entry_point
, exit_point
, timeout_ms
, arch_info
);
862 target
->running_alg
= false;
869 * Executes a target-specific native code algorithm and leaves it running.
871 * @param target used to run the algorithm
872 * @param num_mem_params
874 * @param num_reg_params
878 * @param arch_info target-specific description of the algorithm.
880 int target_start_algorithm(struct target
*target
,
881 int num_mem_params
, struct mem_param
*mem_params
,
882 int num_reg_params
, struct reg_param
*reg_params
,
883 uint32_t entry_point
, uint32_t exit_point
,
886 int retval
= ERROR_FAIL
;
888 if (!target_was_examined(target
)) {
889 LOG_ERROR("Target not examined yet");
892 if (!target
->type
->start_algorithm
) {
893 LOG_ERROR("Target type '%s' does not support %s",
894 target_type_name(target
), __func__
);
897 if (target
->running_alg
) {
898 LOG_ERROR("Target is already running an algorithm");
902 target
->running_alg
= true;
903 retval
= target
->type
->start_algorithm(target
,
904 num_mem_params
, mem_params
,
905 num_reg_params
, reg_params
,
906 entry_point
, exit_point
, arch_info
);
913 * Waits for an algorithm started with target_start_algorithm() to complete.
915 * @param target used to run the algorithm
916 * @param num_mem_params
918 * @param num_reg_params
922 * @param arch_info target-specific description of the algorithm.
924 int target_wait_algorithm(struct target
*target
,
925 int num_mem_params
, struct mem_param
*mem_params
,
926 int num_reg_params
, struct reg_param
*reg_params
,
927 uint32_t exit_point
, int timeout_ms
,
930 int retval
= ERROR_FAIL
;
932 if (!target
->type
->wait_algorithm
) {
933 LOG_ERROR("Target type '%s' does not support %s",
934 target_type_name(target
), __func__
);
937 if (!target
->running_alg
) {
938 LOG_ERROR("Target is not running an algorithm");
942 retval
= target
->type
->wait_algorithm(target
,
943 num_mem_params
, mem_params
,
944 num_reg_params
, reg_params
,
945 exit_point
, timeout_ms
, arch_info
);
946 if (retval
!= ERROR_TARGET_TIMEOUT
)
947 target
->running_alg
= false;
954 * Streams data to a circular buffer on target intended for consumption by code
955 * running asynchronously on target.
957 * This is intended for applications where target-specific native code runs
958 * on the target, receives data from the circular buffer, does something with
959 * it (most likely writing it to a flash memory), and advances the circular
962 * This assumes that the helper algorithm has already been loaded to the target,
963 * but has not been started yet. Given memory and register parameters are passed
966 * The buffer is defined by (buffer_start, buffer_size) arguments and has the
969 * [buffer_start + 0, buffer_start + 4):
970 * Write Pointer address (aka head). Written and updated by this
971 * routine when new data is written to the circular buffer.
972 * [buffer_start + 4, buffer_start + 8):
973 * Read Pointer address (aka tail). Updated by code running on the
974 * target after it consumes data.
975 * [buffer_start + 8, buffer_start + buffer_size):
976 * Circular buffer contents.
978 * See contrib/loaders/flash/stm32f1x.S for an example.
980 * @param target used to run the algorithm
981 * @param buffer address on the host where data to be sent is located
982 * @param count number of blocks to send
983 * @param block_size size in bytes of each block
984 * @param num_mem_params count of memory-based params to pass to algorithm
985 * @param mem_params memory-based params to pass to algorithm
986 * @param num_reg_params count of register-based params to pass to algorithm
987 * @param reg_params memory-based params to pass to algorithm
988 * @param buffer_start address on the target of the circular buffer structure
989 * @param buffer_size size of the circular buffer structure
990 * @param entry_point address on the target to execute to start the algorithm
991 * @param exit_point address at which to set a breakpoint to catch the
992 * end of the algorithm; can be 0 if target triggers a breakpoint itself
996 int target_run_flash_async_algorithm(struct target
*target
,
997 const uint8_t *buffer
, uint32_t count
, int block_size
,
998 int num_mem_params
, struct mem_param
*mem_params
,
999 int num_reg_params
, struct reg_param
*reg_params
,
1000 uint32_t buffer_start
, uint32_t buffer_size
,
1001 uint32_t entry_point
, uint32_t exit_point
, void *arch_info
)
1006 const uint8_t *buffer_orig
= buffer
;
1008 /* Set up working area. First word is write pointer, second word is read pointer,
1009 * rest is fifo data area. */
1010 uint32_t wp_addr
= buffer_start
;
1011 uint32_t rp_addr
= buffer_start
+ 4;
1012 uint32_t fifo_start_addr
= buffer_start
+ 8;
1013 uint32_t fifo_end_addr
= buffer_start
+ buffer_size
;
1015 uint32_t wp
= fifo_start_addr
;
1016 uint32_t rp
= fifo_start_addr
;
1018 /* validate block_size is 2^n */
1019 assert(IS_PWR_OF_2(block_size
));
1021 retval
= target_write_u32(target
, wp_addr
, wp
);
1022 if (retval
!= ERROR_OK
)
1024 retval
= target_write_u32(target
, rp_addr
, rp
);
1025 if (retval
!= ERROR_OK
)
1028 /* Start up algorithm on target and let it idle while writing the first chunk */
1029 retval
= target_start_algorithm(target
, num_mem_params
, mem_params
,
1030 num_reg_params
, reg_params
,
1035 if (retval
!= ERROR_OK
) {
1036 LOG_ERROR("error starting target flash write algorithm");
1042 retval
= target_read_u32(target
, rp_addr
, &rp
);
1043 if (retval
!= ERROR_OK
) {
1044 LOG_ERROR("failed to get read pointer");
1048 LOG_DEBUG("offs 0x%zx count 0x%" PRIx32
" wp 0x%" PRIx32
" rp 0x%" PRIx32
,
1049 (size_t) (buffer
- buffer_orig
), count
, wp
, rp
);
1052 LOG_ERROR("flash write algorithm aborted by target");
1053 retval
= ERROR_FLASH_OPERATION_FAILED
;
1057 if (!IS_ALIGNED(rp
- fifo_start_addr
, block_size
) || rp
< fifo_start_addr
|| rp
>= fifo_end_addr
) {
1058 LOG_ERROR("corrupted fifo read pointer 0x%" PRIx32
, rp
);
1062 /* Count the number of bytes available in the fifo without
1063 * crossing the wrap around. Make sure to not fill it completely,
1064 * because that would make wp == rp and that's the empty condition. */
1065 uint32_t thisrun_bytes
;
1067 thisrun_bytes
= rp
- wp
- block_size
;
1068 else if (rp
> fifo_start_addr
)
1069 thisrun_bytes
= fifo_end_addr
- wp
;
1071 thisrun_bytes
= fifo_end_addr
- wp
- block_size
;
1073 if (thisrun_bytes
== 0) {
1074 /* Throttle polling a bit if transfer is (much) faster than flash
1075 * programming. The exact delay shouldn't matter as long as it's
1076 * less than buffer size / flash speed. This is very unlikely to
1077 * run when using high latency connections such as USB. */
1080 /* to stop an infinite loop on some targets check and increment a timeout
1081 * this issue was observed on a stellaris using the new ICDI interface */
1082 if (timeout
++ >= 2500) {
1083 LOG_ERROR("timeout waiting for algorithm, a target reset is recommended");
1084 return ERROR_FLASH_OPERATION_FAILED
;
1089 /* reset our timeout */
1092 /* Limit to the amount of data we actually want to write */
1093 if (thisrun_bytes
> count
* block_size
)
1094 thisrun_bytes
= count
* block_size
;
1096 /* Force end of large blocks to be word aligned */
1097 if (thisrun_bytes
>= 16)
1098 thisrun_bytes
-= (rp
+ thisrun_bytes
) & 0x03;
1100 /* Write data to fifo */
1101 retval
= target_write_buffer(target
, wp
, thisrun_bytes
, buffer
);
1102 if (retval
!= ERROR_OK
)
1105 /* Update counters and wrap write pointer */
1106 buffer
+= thisrun_bytes
;
1107 count
-= thisrun_bytes
/ block_size
;
1108 wp
+= thisrun_bytes
;
1109 if (wp
>= fifo_end_addr
)
1110 wp
= fifo_start_addr
;
1112 /* Store updated write pointer to target */
1113 retval
= target_write_u32(target
, wp_addr
, wp
);
1114 if (retval
!= ERROR_OK
)
1117 /* Avoid GDB timeouts */
1121 if (retval
!= ERROR_OK
) {
1122 /* abort flash write algorithm on target */
1123 target_write_u32(target
, wp_addr
, 0);
1126 int retval2
= target_wait_algorithm(target
, num_mem_params
, mem_params
,
1127 num_reg_params
, reg_params
,
1132 if (retval2
!= ERROR_OK
) {
1133 LOG_ERROR("error waiting for target flash write algorithm");
1137 if (retval
== ERROR_OK
) {
1138 /* check if algorithm set rp = 0 after fifo writer loop finished */
1139 retval
= target_read_u32(target
, rp_addr
, &rp
);
1140 if (retval
== ERROR_OK
&& rp
== 0) {
1141 LOG_ERROR("flash write algorithm aborted by target");
1142 retval
= ERROR_FLASH_OPERATION_FAILED
;
1149 int target_run_read_async_algorithm(struct target
*target
,
1150 uint8_t *buffer
, uint32_t count
, int block_size
,
1151 int num_mem_params
, struct mem_param
*mem_params
,
1152 int num_reg_params
, struct reg_param
*reg_params
,
1153 uint32_t buffer_start
, uint32_t buffer_size
,
1154 uint32_t entry_point
, uint32_t exit_point
, void *arch_info
)
1159 const uint8_t *buffer_orig
= buffer
;
1161 /* Set up working area. First word is write pointer, second word is read pointer,
1162 * rest is fifo data area. */
1163 uint32_t wp_addr
= buffer_start
;
1164 uint32_t rp_addr
= buffer_start
+ 4;
1165 uint32_t fifo_start_addr
= buffer_start
+ 8;
1166 uint32_t fifo_end_addr
= buffer_start
+ buffer_size
;
1168 uint32_t wp
= fifo_start_addr
;
1169 uint32_t rp
= fifo_start_addr
;
1171 /* validate block_size is 2^n */
1172 assert(IS_PWR_OF_2(block_size
));
1174 retval
= target_write_u32(target
, wp_addr
, wp
);
1175 if (retval
!= ERROR_OK
)
1177 retval
= target_write_u32(target
, rp_addr
, rp
);
1178 if (retval
!= ERROR_OK
)
1181 /* Start up algorithm on target */
1182 retval
= target_start_algorithm(target
, num_mem_params
, mem_params
,
1183 num_reg_params
, reg_params
,
1188 if (retval
!= ERROR_OK
) {
1189 LOG_ERROR("error starting target flash read algorithm");
1194 retval
= target_read_u32(target
, wp_addr
, &wp
);
1195 if (retval
!= ERROR_OK
) {
1196 LOG_ERROR("failed to get write pointer");
1200 LOG_DEBUG("offs 0x%zx count 0x%" PRIx32
" wp 0x%" PRIx32
" rp 0x%" PRIx32
,
1201 (size_t)(buffer
- buffer_orig
), count
, wp
, rp
);
1204 LOG_ERROR("flash read algorithm aborted by target");
1205 retval
= ERROR_FLASH_OPERATION_FAILED
;
1209 if (!IS_ALIGNED(wp
- fifo_start_addr
, block_size
) || wp
< fifo_start_addr
|| wp
>= fifo_end_addr
) {
1210 LOG_ERROR("corrupted fifo write pointer 0x%" PRIx32
, wp
);
1214 /* Count the number of bytes available in the fifo without
1215 * crossing the wrap around. */
1216 uint32_t thisrun_bytes
;
1218 thisrun_bytes
= wp
- rp
;
1220 thisrun_bytes
= fifo_end_addr
- rp
;
1222 if (thisrun_bytes
== 0) {
1223 /* Throttle polling a bit if transfer is (much) faster than flash
1224 * reading. The exact delay shouldn't matter as long as it's
1225 * less than buffer size / flash speed. This is very unlikely to
1226 * run when using high latency connections such as USB. */
1229 /* to stop an infinite loop on some targets check and increment a timeout
1230 * this issue was observed on a stellaris using the new ICDI interface */
1231 if (timeout
++ >= 2500) {
1232 LOG_ERROR("timeout waiting for algorithm, a target reset is recommended");
1233 return ERROR_FLASH_OPERATION_FAILED
;
1238 /* Reset our timeout */
1241 /* Limit to the amount of data we actually want to read */
1242 if (thisrun_bytes
> count
* block_size
)
1243 thisrun_bytes
= count
* block_size
;
1245 /* Force end of large blocks to be word aligned */
1246 if (thisrun_bytes
>= 16)
1247 thisrun_bytes
-= (rp
+ thisrun_bytes
) & 0x03;
1249 /* Read data from fifo */
1250 retval
= target_read_buffer(target
, rp
, thisrun_bytes
, buffer
);
1251 if (retval
!= ERROR_OK
)
1254 /* Update counters and wrap write pointer */
1255 buffer
+= thisrun_bytes
;
1256 count
-= thisrun_bytes
/ block_size
;
1257 rp
+= thisrun_bytes
;
1258 if (rp
>= fifo_end_addr
)
1259 rp
= fifo_start_addr
;
1261 /* Store updated write pointer to target */
1262 retval
= target_write_u32(target
, rp_addr
, rp
);
1263 if (retval
!= ERROR_OK
)
1266 /* Avoid GDB timeouts */
1271 if (retval
!= ERROR_OK
) {
1272 /* abort flash write algorithm on target */
1273 target_write_u32(target
, rp_addr
, 0);
1276 int retval2
= target_wait_algorithm(target
, num_mem_params
, mem_params
,
1277 num_reg_params
, reg_params
,
1282 if (retval2
!= ERROR_OK
) {
1283 LOG_ERROR("error waiting for target flash write algorithm");
1287 if (retval
== ERROR_OK
) {
1288 /* check if algorithm set wp = 0 after fifo writer loop finished */
1289 retval
= target_read_u32(target
, wp_addr
, &wp
);
1290 if (retval
== ERROR_OK
&& wp
== 0) {
1291 LOG_ERROR("flash read algorithm aborted by target");
1292 retval
= ERROR_FLASH_OPERATION_FAILED
;
1299 int target_read_memory(struct target
*target
,
1300 target_addr_t address
, uint32_t size
, uint32_t count
, uint8_t *buffer
)
1302 if (!target_was_examined(target
)) {
1303 LOG_ERROR("Target not examined yet");
1306 if (!target
->type
->read_memory
) {
1307 LOG_ERROR("Target %s doesn't support read_memory", target_name(target
));
1310 return target
->type
->read_memory(target
, address
, size
, count
, buffer
);
1313 int target_read_phys_memory(struct target
*target
,
1314 target_addr_t address
, uint32_t size
, uint32_t count
, uint8_t *buffer
)
1316 if (!target_was_examined(target
)) {
1317 LOG_ERROR("Target not examined yet");
1320 if (!target
->type
->read_phys_memory
) {
1321 LOG_ERROR("Target %s doesn't support read_phys_memory", target_name(target
));
1324 return target
->type
->read_phys_memory(target
, address
, size
, count
, buffer
);
1327 int target_write_memory(struct target
*target
,
1328 target_addr_t address
, uint32_t size
, uint32_t count
, const uint8_t *buffer
)
1330 if (!target_was_examined(target
)) {
1331 LOG_ERROR("Target not examined yet");
1334 if (!target
->type
->write_memory
) {
1335 LOG_ERROR("Target %s doesn't support write_memory", target_name(target
));
1338 return target
->type
->write_memory(target
, address
, size
, count
, buffer
);
1341 int target_write_phys_memory(struct target
*target
,
1342 target_addr_t address
, uint32_t size
, uint32_t count
, const uint8_t *buffer
)
1344 if (!target_was_examined(target
)) {
1345 LOG_ERROR("Target not examined yet");
1348 if (!target
->type
->write_phys_memory
) {
1349 LOG_ERROR("Target %s doesn't support write_phys_memory", target_name(target
));
1352 return target
->type
->write_phys_memory(target
, address
, size
, count
, buffer
);
1355 int target_add_breakpoint(struct target
*target
,
1356 struct breakpoint
*breakpoint
)
1358 if ((target
->state
!= TARGET_HALTED
) && (breakpoint
->type
!= BKPT_HARD
)) {
1359 LOG_WARNING("target %s is not halted (add breakpoint)", target_name(target
));
1360 return ERROR_TARGET_NOT_HALTED
;
1362 return target
->type
->add_breakpoint(target
, breakpoint
);
1365 int target_add_context_breakpoint(struct target
*target
,
1366 struct breakpoint
*breakpoint
)
1368 if (target
->state
!= TARGET_HALTED
) {
1369 LOG_WARNING("target %s is not halted (add context breakpoint)", target_name(target
));
1370 return ERROR_TARGET_NOT_HALTED
;
1372 return target
->type
->add_context_breakpoint(target
, breakpoint
);
1375 int target_add_hybrid_breakpoint(struct target
*target
,
1376 struct breakpoint
*breakpoint
)
1378 if (target
->state
!= TARGET_HALTED
) {
1379 LOG_WARNING("target %s is not halted (add hybrid breakpoint)", target_name(target
));
1380 return ERROR_TARGET_NOT_HALTED
;
1382 return target
->type
->add_hybrid_breakpoint(target
, breakpoint
);
1385 int target_remove_breakpoint(struct target
*target
,
1386 struct breakpoint
*breakpoint
)
1388 return target
->type
->remove_breakpoint(target
, breakpoint
);
1391 int target_add_watchpoint(struct target
*target
,
1392 struct watchpoint
*watchpoint
)
1394 if (target
->state
!= TARGET_HALTED
) {
1395 LOG_WARNING("target %s is not halted (add watchpoint)", target_name(target
));
1396 return ERROR_TARGET_NOT_HALTED
;
1398 return target
->type
->add_watchpoint(target
, watchpoint
);
1400 int target_remove_watchpoint(struct target
*target
,
1401 struct watchpoint
*watchpoint
)
1403 return target
->type
->remove_watchpoint(target
, watchpoint
);
1405 int target_hit_watchpoint(struct target
*target
,
1406 struct watchpoint
**hit_watchpoint
)
1408 if (target
->state
!= TARGET_HALTED
) {
1409 LOG_WARNING("target %s is not halted (hit watchpoint)", target
->cmd_name
);
1410 return ERROR_TARGET_NOT_HALTED
;
1413 if (!target
->type
->hit_watchpoint
) {
1414 /* For backward compatible, if hit_watchpoint is not implemented,
1415 * return ERROR_FAIL such that gdb_server will not take the nonsense
1420 return target
->type
->hit_watchpoint(target
, hit_watchpoint
);
1423 const char *target_get_gdb_arch(struct target
*target
)
1425 if (!target
->type
->get_gdb_arch
)
1427 return target
->type
->get_gdb_arch(target
);
1430 int target_get_gdb_reg_list(struct target
*target
,
1431 struct reg
**reg_list
[], int *reg_list_size
,
1432 enum target_register_class reg_class
)
1434 int result
= ERROR_FAIL
;
1436 if (!target_was_examined(target
)) {
1437 LOG_ERROR("Target not examined yet");
1441 result
= target
->type
->get_gdb_reg_list(target
, reg_list
,
1442 reg_list_size
, reg_class
);
1445 if (result
!= ERROR_OK
) {
1452 int target_get_gdb_reg_list_noread(struct target
*target
,
1453 struct reg
**reg_list
[], int *reg_list_size
,
1454 enum target_register_class reg_class
)
1456 if (target
->type
->get_gdb_reg_list_noread
&&
1457 target
->type
->get_gdb_reg_list_noread(target
, reg_list
,
1458 reg_list_size
, reg_class
) == ERROR_OK
)
1460 return target_get_gdb_reg_list(target
, reg_list
, reg_list_size
, reg_class
);
1463 bool target_supports_gdb_connection(struct target
*target
)
1466 * exclude all the targets that don't provide get_gdb_reg_list
1467 * or that have explicit gdb_max_connection == 0
1469 return !!target
->type
->get_gdb_reg_list
&& !!target
->gdb_max_connections
;
1472 int target_step(struct target
*target
,
1473 int current
, target_addr_t address
, int handle_breakpoints
)
1477 target_call_event_callbacks(target
, TARGET_EVENT_STEP_START
);
1479 retval
= target
->type
->step(target
, current
, address
, handle_breakpoints
);
1480 if (retval
!= ERROR_OK
)
1483 target_call_event_callbacks(target
, TARGET_EVENT_STEP_END
);
1488 int target_get_gdb_fileio_info(struct target
*target
, struct gdb_fileio_info
*fileio_info
)
1490 if (target
->state
!= TARGET_HALTED
) {
1491 LOG_WARNING("target %s is not halted (gdb fileio)", target
->cmd_name
);
1492 return ERROR_TARGET_NOT_HALTED
;
1494 return target
->type
->get_gdb_fileio_info(target
, fileio_info
);
1497 int target_gdb_fileio_end(struct target
*target
, int retcode
, int fileio_errno
, bool ctrl_c
)
1499 if (target
->state
!= TARGET_HALTED
) {
1500 LOG_WARNING("target %s is not halted (gdb fileio end)", target
->cmd_name
);
1501 return ERROR_TARGET_NOT_HALTED
;
1503 return target
->type
->gdb_fileio_end(target
, retcode
, fileio_errno
, ctrl_c
);
1506 target_addr_t
target_address_max(struct target
*target
)
1508 unsigned bits
= target_address_bits(target
);
1509 if (sizeof(target_addr_t
) * 8 == bits
)
1510 return (target_addr_t
) -1;
1512 return (((target_addr_t
) 1) << bits
) - 1;
1515 unsigned target_address_bits(struct target
*target
)
1517 if (target
->type
->address_bits
)
1518 return target
->type
->address_bits(target
);
1522 unsigned int target_data_bits(struct target
*target
)
1524 if (target
->type
->data_bits
)
1525 return target
->type
->data_bits(target
);
1529 static int target_profiling(struct target
*target
, uint32_t *samples
,
1530 uint32_t max_num_samples
, uint32_t *num_samples
, uint32_t seconds
)
1532 return target
->type
->profiling(target
, samples
, max_num_samples
,
1533 num_samples
, seconds
);
1536 static int handle_target(void *priv
);
1538 static int target_init_one(struct command_context
*cmd_ctx
,
1539 struct target
*target
)
1541 target_reset_examined(target
);
1543 struct target_type
*type
= target
->type
;
1545 type
->examine
= default_examine
;
1547 if (!type
->check_reset
)
1548 type
->check_reset
= default_check_reset
;
1550 assert(type
->init_target
);
1552 int retval
= type
->init_target(cmd_ctx
, target
);
1553 if (retval
!= ERROR_OK
) {
1554 LOG_ERROR("target '%s' init failed", target_name(target
));
1558 /* Sanity-check MMU support ... stub in what we must, to help
1559 * implement it in stages, but warn if we need to do so.
1562 if (!type
->virt2phys
) {
1563 LOG_ERROR("type '%s' is missing virt2phys", type
->name
);
1564 type
->virt2phys
= identity_virt2phys
;
1567 /* Make sure no-MMU targets all behave the same: make no
1568 * distinction between physical and virtual addresses, and
1569 * ensure that virt2phys() is always an identity mapping.
1571 if (type
->write_phys_memory
|| type
->read_phys_memory
|| type
->virt2phys
)
1572 LOG_WARNING("type '%s' has bad MMU hooks", type
->name
);
1575 type
->write_phys_memory
= type
->write_memory
;
1576 type
->read_phys_memory
= type
->read_memory
;
1577 type
->virt2phys
= identity_virt2phys
;
1580 if (!target
->type
->read_buffer
)
1581 target
->type
->read_buffer
= target_read_buffer_default
;
1583 if (!target
->type
->write_buffer
)
1584 target
->type
->write_buffer
= target_write_buffer_default
;
1586 if (!target
->type
->get_gdb_fileio_info
)
1587 target
->type
->get_gdb_fileio_info
= target_get_gdb_fileio_info_default
;
1589 if (!target
->type
->gdb_fileio_end
)
1590 target
->type
->gdb_fileio_end
= target_gdb_fileio_end_default
;
1592 if (!target
->type
->profiling
)
1593 target
->type
->profiling
= target_profiling_default
;
1598 static int target_init(struct command_context
*cmd_ctx
)
1600 struct target
*target
;
1603 for (target
= all_targets
; target
; target
= target
->next
) {
1604 retval
= target_init_one(cmd_ctx
, target
);
1605 if (retval
!= ERROR_OK
)
1612 retval
= target_register_user_commands(cmd_ctx
);
1613 if (retval
!= ERROR_OK
)
1616 retval
= target_register_timer_callback(&handle_target
,
1617 polling_interval
, TARGET_TIMER_TYPE_PERIODIC
, cmd_ctx
->interp
);
1618 if (retval
!= ERROR_OK
)
1624 COMMAND_HANDLER(handle_target_init_command
)
1629 return ERROR_COMMAND_SYNTAX_ERROR
;
1631 static bool target_initialized
;
1632 if (target_initialized
) {
1633 LOG_INFO("'target init' has already been called");
1636 target_initialized
= true;
1638 retval
= command_run_line(CMD_CTX
, "init_targets");
1639 if (retval
!= ERROR_OK
)
1642 retval
= command_run_line(CMD_CTX
, "init_target_events");
1643 if (retval
!= ERROR_OK
)
1646 retval
= command_run_line(CMD_CTX
, "init_board");
1647 if (retval
!= ERROR_OK
)
1650 LOG_DEBUG("Initializing targets...");
1651 return target_init(CMD_CTX
);
1654 int target_register_event_callback(int (*callback
)(struct target
*target
,
1655 enum target_event event
, void *priv
), void *priv
)
1657 struct target_event_callback
**callbacks_p
= &target_event_callbacks
;
1660 return ERROR_COMMAND_SYNTAX_ERROR
;
1663 while ((*callbacks_p
)->next
)
1664 callbacks_p
= &((*callbacks_p
)->next
);
1665 callbacks_p
= &((*callbacks_p
)->next
);
1668 (*callbacks_p
) = malloc(sizeof(struct target_event_callback
));
1669 (*callbacks_p
)->callback
= callback
;
1670 (*callbacks_p
)->priv
= priv
;
1671 (*callbacks_p
)->next
= NULL
;
1676 int target_register_reset_callback(int (*callback
)(struct target
*target
,
1677 enum target_reset_mode reset_mode
, void *priv
), void *priv
)
1679 struct target_reset_callback
*entry
;
1682 return ERROR_COMMAND_SYNTAX_ERROR
;
1684 entry
= malloc(sizeof(struct target_reset_callback
));
1686 LOG_ERROR("error allocating buffer for reset callback entry");
1687 return ERROR_COMMAND_SYNTAX_ERROR
;
1690 entry
->callback
= callback
;
1692 list_add(&entry
->list
, &target_reset_callback_list
);
1698 int target_register_trace_callback(int (*callback
)(struct target
*target
,
1699 size_t len
, uint8_t *data
, void *priv
), void *priv
)
1701 struct target_trace_callback
*entry
;
1704 return ERROR_COMMAND_SYNTAX_ERROR
;
1706 entry
= malloc(sizeof(struct target_trace_callback
));
1708 LOG_ERROR("error allocating buffer for trace callback entry");
1709 return ERROR_COMMAND_SYNTAX_ERROR
;
1712 entry
->callback
= callback
;
1714 list_add(&entry
->list
, &target_trace_callback_list
);
1720 int target_register_timer_callback(int (*callback
)(void *priv
),
1721 unsigned int time_ms
, enum target_timer_type type
, void *priv
)
1723 struct target_timer_callback
**callbacks_p
= &target_timer_callbacks
;
1726 return ERROR_COMMAND_SYNTAX_ERROR
;
1729 while ((*callbacks_p
)->next
)
1730 callbacks_p
= &((*callbacks_p
)->next
);
1731 callbacks_p
= &((*callbacks_p
)->next
);
1734 (*callbacks_p
) = malloc(sizeof(struct target_timer_callback
));
1735 (*callbacks_p
)->callback
= callback
;
1736 (*callbacks_p
)->type
= type
;
1737 (*callbacks_p
)->time_ms
= time_ms
;
1738 (*callbacks_p
)->removed
= false;
1740 (*callbacks_p
)->when
= timeval_ms() + time_ms
;
1741 target_timer_next_event_value
= MIN(target_timer_next_event_value
, (*callbacks_p
)->when
);
1743 (*callbacks_p
)->priv
= priv
;
1744 (*callbacks_p
)->next
= NULL
;
1749 int target_unregister_event_callback(int (*callback
)(struct target
*target
,
1750 enum target_event event
, void *priv
), void *priv
)
1752 struct target_event_callback
**p
= &target_event_callbacks
;
1753 struct target_event_callback
*c
= target_event_callbacks
;
1756 return ERROR_COMMAND_SYNTAX_ERROR
;
1759 struct target_event_callback
*next
= c
->next
;
1760 if ((c
->callback
== callback
) && (c
->priv
== priv
)) {
1772 int target_unregister_reset_callback(int (*callback
)(struct target
*target
,
1773 enum target_reset_mode reset_mode
, void *priv
), void *priv
)
1775 struct target_reset_callback
*entry
;
1778 return ERROR_COMMAND_SYNTAX_ERROR
;
1780 list_for_each_entry(entry
, &target_reset_callback_list
, list
) {
1781 if (entry
->callback
== callback
&& entry
->priv
== priv
) {
1782 list_del(&entry
->list
);
1791 int target_unregister_trace_callback(int (*callback
)(struct target
*target
,
1792 size_t len
, uint8_t *data
, void *priv
), void *priv
)
1794 struct target_trace_callback
*entry
;
1797 return ERROR_COMMAND_SYNTAX_ERROR
;
1799 list_for_each_entry(entry
, &target_trace_callback_list
, list
) {
1800 if (entry
->callback
== callback
&& entry
->priv
== priv
) {
1801 list_del(&entry
->list
);
1810 int target_unregister_timer_callback(int (*callback
)(void *priv
), void *priv
)
1813 return ERROR_COMMAND_SYNTAX_ERROR
;
1815 for (struct target_timer_callback
*c
= target_timer_callbacks
;
1817 if ((c
->callback
== callback
) && (c
->priv
== priv
)) {
1826 int target_call_event_callbacks(struct target
*target
, enum target_event event
)
1828 struct target_event_callback
*callback
= target_event_callbacks
;
1829 struct target_event_callback
*next_callback
;
1831 if (event
== TARGET_EVENT_HALTED
) {
1832 /* execute early halted first */
1833 target_call_event_callbacks(target
, TARGET_EVENT_GDB_HALT
);
1836 LOG_DEBUG("target event %i (%s) for core %s", event
,
1837 jim_nvp_value2name_simple(nvp_target_event
, event
)->name
,
1838 target_name(target
));
1840 target_handle_event(target
, event
);
1843 next_callback
= callback
->next
;
1844 callback
->callback(target
, event
, callback
->priv
);
1845 callback
= next_callback
;
1851 int target_call_reset_callbacks(struct target
*target
, enum target_reset_mode reset_mode
)
1853 struct target_reset_callback
*callback
;
1855 LOG_DEBUG("target reset %i (%s)", reset_mode
,
1856 jim_nvp_value2name_simple(nvp_reset_modes
, reset_mode
)->name
);
1858 list_for_each_entry(callback
, &target_reset_callback_list
, list
)
1859 callback
->callback(target
, reset_mode
, callback
->priv
);
1864 int target_call_trace_callbacks(struct target
*target
, size_t len
, uint8_t *data
)
1866 struct target_trace_callback
*callback
;
1868 list_for_each_entry(callback
, &target_trace_callback_list
, list
)
1869 callback
->callback(target
, len
, data
, callback
->priv
);
1874 static int target_timer_callback_periodic_restart(
1875 struct target_timer_callback
*cb
, int64_t *now
)
1877 cb
->when
= *now
+ cb
->time_ms
;
1881 static int target_call_timer_callback(struct target_timer_callback
*cb
,
1884 cb
->callback(cb
->priv
);
1886 if (cb
->type
== TARGET_TIMER_TYPE_PERIODIC
)
1887 return target_timer_callback_periodic_restart(cb
, now
);
1889 return target_unregister_timer_callback(cb
->callback
, cb
->priv
);
1892 static int target_call_timer_callbacks_check_time(int checktime
)
1894 static bool callback_processing
;
1896 /* Do not allow nesting */
1897 if (callback_processing
)
1900 callback_processing
= true;
1904 int64_t now
= timeval_ms();
1906 /* Initialize to a default value that's a ways into the future.
1907 * The loop below will make it closer to now if there are
1908 * callbacks that want to be called sooner. */
1909 target_timer_next_event_value
= now
+ 1000;
1911 /* Store an address of the place containing a pointer to the
1912 * next item; initially, that's a standalone "root of the
1913 * list" variable. */
1914 struct target_timer_callback
**callback
= &target_timer_callbacks
;
1915 while (callback
&& *callback
) {
1916 if ((*callback
)->removed
) {
1917 struct target_timer_callback
*p
= *callback
;
1918 *callback
= (*callback
)->next
;
1923 bool call_it
= (*callback
)->callback
&&
1924 ((!checktime
&& (*callback
)->type
== TARGET_TIMER_TYPE_PERIODIC
) ||
1925 now
>= (*callback
)->when
);
1928 target_call_timer_callback(*callback
, &now
);
1930 if (!(*callback
)->removed
&& (*callback
)->when
< target_timer_next_event_value
)
1931 target_timer_next_event_value
= (*callback
)->when
;
1933 callback
= &(*callback
)->next
;
1936 callback_processing
= false;
1940 int target_call_timer_callbacks()
1942 return target_call_timer_callbacks_check_time(1);
1945 /* invoke periodic callbacks immediately */
1946 int target_call_timer_callbacks_now()
1948 return target_call_timer_callbacks_check_time(0);
1951 int64_t target_timer_next_event(void)
1953 return target_timer_next_event_value
;
1956 /* Prints the working area layout for debug purposes */
1957 static void print_wa_layout(struct target
*target
)
1959 struct working_area
*c
= target
->working_areas
;
1962 LOG_DEBUG("%c%c " TARGET_ADDR_FMT
"-" TARGET_ADDR_FMT
" (%" PRIu32
" bytes)",
1963 c
->backup
? 'b' : ' ', c
->free
? ' ' : '*',
1964 c
->address
, c
->address
+ c
->size
- 1, c
->size
);
1969 /* Reduce area to size bytes, create a new free area from the remaining bytes, if any. */
1970 static void target_split_working_area(struct working_area
*area
, uint32_t size
)
1972 assert(area
->free
); /* Shouldn't split an allocated area */
1973 assert(size
<= area
->size
); /* Caller should guarantee this */
1975 /* Split only if not already the right size */
1976 if (size
< area
->size
) {
1977 struct working_area
*new_wa
= malloc(sizeof(*new_wa
));
1982 new_wa
->next
= area
->next
;
1983 new_wa
->size
= area
->size
- size
;
1984 new_wa
->address
= area
->address
+ size
;
1985 new_wa
->backup
= NULL
;
1986 new_wa
->user
= NULL
;
1987 new_wa
->free
= true;
1989 area
->next
= new_wa
;
1992 /* If backup memory was allocated to this area, it has the wrong size
1993 * now so free it and it will be reallocated if/when needed */
1995 area
->backup
= NULL
;
1999 /* Merge all adjacent free areas into one */
2000 static void target_merge_working_areas(struct target
*target
)
2002 struct working_area
*c
= target
->working_areas
;
2004 while (c
&& c
->next
) {
2005 assert(c
->next
->address
== c
->address
+ c
->size
); /* This is an invariant */
2007 /* Find two adjacent free areas */
2008 if (c
->free
&& c
->next
->free
) {
2009 /* Merge the last into the first */
2010 c
->size
+= c
->next
->size
;
2012 /* Remove the last */
2013 struct working_area
*to_be_freed
= c
->next
;
2014 c
->next
= c
->next
->next
;
2015 free(to_be_freed
->backup
);
2018 /* If backup memory was allocated to the remaining area, it's has
2019 * the wrong size now */
2028 int target_alloc_working_area_try(struct target
*target
, uint32_t size
, struct working_area
**area
)
2030 /* Reevaluate working area address based on MMU state*/
2031 if (!target
->working_areas
) {
2035 retval
= target
->type
->mmu(target
, &enabled
);
2036 if (retval
!= ERROR_OK
)
2040 if (target
->working_area_phys_spec
) {
2041 LOG_DEBUG("MMU disabled, using physical "
2042 "address for working memory " TARGET_ADDR_FMT
,
2043 target
->working_area_phys
);
2044 target
->working_area
= target
->working_area_phys
;
2046 LOG_ERROR("No working memory available. "
2047 "Specify -work-area-phys to target.");
2048 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE
;
2051 if (target
->working_area_virt_spec
) {
2052 LOG_DEBUG("MMU enabled, using virtual "
2053 "address for working memory " TARGET_ADDR_FMT
,
2054 target
->working_area_virt
);
2055 target
->working_area
= target
->working_area_virt
;
2057 LOG_ERROR("No working memory available. "
2058 "Specify -work-area-virt to target.");
2059 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE
;
2063 /* Set up initial working area on first call */
2064 struct working_area
*new_wa
= malloc(sizeof(*new_wa
));
2066 new_wa
->next
= NULL
;
2067 new_wa
->size
= target
->working_area_size
& ~3UL; /* 4-byte align */
2068 new_wa
->address
= target
->working_area
;
2069 new_wa
->backup
= NULL
;
2070 new_wa
->user
= NULL
;
2071 new_wa
->free
= true;
2074 target
->working_areas
= new_wa
;
2077 /* only allocate multiples of 4 byte */
2079 size
= (size
+ 3) & (~3UL);
2081 struct working_area
*c
= target
->working_areas
;
2083 /* Find the first large enough working area */
2085 if (c
->free
&& c
->size
>= size
)
2091 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE
;
2093 /* Split the working area into the requested size */
2094 target_split_working_area(c
, size
);
2096 LOG_DEBUG("allocated new working area of %" PRIu32
" bytes at address " TARGET_ADDR_FMT
,
2099 if (target
->backup_working_area
) {
2101 c
->backup
= malloc(c
->size
);
2106 int retval
= target_read_memory(target
, c
->address
, 4, c
->size
/ 4, c
->backup
);
2107 if (retval
!= ERROR_OK
)
2111 /* mark as used, and return the new (reused) area */
2118 print_wa_layout(target
);
2123 int target_alloc_working_area(struct target
*target
, uint32_t size
, struct working_area
**area
)
2127 retval
= target_alloc_working_area_try(target
, size
, area
);
2128 if (retval
== ERROR_TARGET_RESOURCE_NOT_AVAILABLE
)
2129 LOG_WARNING("not enough working area available(requested %"PRIu32
")", size
);
2134 static int target_restore_working_area(struct target
*target
, struct working_area
*area
)
2136 int retval
= ERROR_OK
;
2138 if (target
->backup_working_area
&& area
->backup
) {
2139 retval
= target_write_memory(target
, area
->address
, 4, area
->size
/ 4, area
->backup
);
2140 if (retval
!= ERROR_OK
)
2141 LOG_ERROR("failed to restore %" PRIu32
" bytes of working area at address " TARGET_ADDR_FMT
,
2142 area
->size
, area
->address
);
2148 /* Restore the area's backup memory, if any, and return the area to the allocation pool */
2149 static int target_free_working_area_restore(struct target
*target
, struct working_area
*area
, int restore
)
2151 int retval
= ERROR_OK
;
2157 retval
= target_restore_working_area(target
, area
);
2158 /* REVISIT: Perhaps the area should be freed even if restoring fails. */
2159 if (retval
!= ERROR_OK
)
2165 LOG_DEBUG("freed %" PRIu32
" bytes of working area at address " TARGET_ADDR_FMT
,
2166 area
->size
, area
->address
);
2168 /* mark user pointer invalid */
2169 /* TODO: Is this really safe? It points to some previous caller's memory.
2170 * How could we know that the area pointer is still in that place and not
2171 * some other vital data? What's the purpose of this, anyway? */
2175 target_merge_working_areas(target
);
2177 print_wa_layout(target
);
2182 int target_free_working_area(struct target
*target
, struct working_area
*area
)
2184 return target_free_working_area_restore(target
, area
, 1);
2187 /* free resources and restore memory, if restoring memory fails,
2188 * free up resources anyway
2190 static void target_free_all_working_areas_restore(struct target
*target
, int restore
)
2192 struct working_area
*c
= target
->working_areas
;
2194 LOG_DEBUG("freeing all working areas");
2196 /* Loop through all areas, restoring the allocated ones and marking them as free */
2200 target_restore_working_area(target
, c
);
2202 *c
->user
= NULL
; /* Same as above */
2208 /* Run a merge pass to combine all areas into one */
2209 target_merge_working_areas(target
);
2211 print_wa_layout(target
);
2214 void target_free_all_working_areas(struct target
*target
)
2216 target_free_all_working_areas_restore(target
, 1);
2218 /* Now we have none or only one working area marked as free */
2219 if (target
->working_areas
) {
2220 /* Free the last one to allow on-the-fly moving and resizing */
2221 free(target
->working_areas
->backup
);
2222 free(target
->working_areas
);
2223 target
->working_areas
= NULL
;
2227 /* Find the largest number of bytes that can be allocated */
2228 uint32_t target_get_working_area_avail(struct target
*target
)
2230 struct working_area
*c
= target
->working_areas
;
2231 uint32_t max_size
= 0;
2234 return target
->working_area_size
;
2237 if (c
->free
&& max_size
< c
->size
)
2246 static void target_destroy(struct target
*target
)
2248 if (target
->type
->deinit_target
)
2249 target
->type
->deinit_target(target
);
2251 free(target
->semihosting
);
2253 jtag_unregister_event_callback(jtag_enable_callback
, target
);
2255 struct target_event_action
*teap
= target
->event_action
;
2257 struct target_event_action
*next
= teap
->next
;
2258 Jim_DecrRefCount(teap
->interp
, teap
->body
);
2263 target_free_all_working_areas(target
);
2265 /* release the targets SMP list */
2267 struct target_list
*head
= target
->head
;
2269 struct target_list
*pos
= head
->next
;
2270 head
->target
->smp
= 0;
2277 rtos_destroy(target
);
2279 free(target
->gdb_port_override
);
2281 free(target
->trace_info
);
2282 free(target
->fileio_info
);
2283 free(target
->cmd_name
);
2287 void target_quit(void)
2289 struct target_event_callback
*pe
= target_event_callbacks
;
2291 struct target_event_callback
*t
= pe
->next
;
2295 target_event_callbacks
= NULL
;
2297 struct target_timer_callback
*pt
= target_timer_callbacks
;
2299 struct target_timer_callback
*t
= pt
->next
;
2303 target_timer_callbacks
= NULL
;
2305 for (struct target
*target
= all_targets
; target
;) {
2309 target_destroy(target
);
2316 int target_arch_state(struct target
*target
)
2320 LOG_WARNING("No target has been configured");
2324 if (target
->state
!= TARGET_HALTED
)
2327 retval
= target
->type
->arch_state(target
);
2331 static int target_get_gdb_fileio_info_default(struct target
*target
,
2332 struct gdb_fileio_info
*fileio_info
)
2334 /* If target does not support semi-hosting function, target
2335 has no need to provide .get_gdb_fileio_info callback.
2336 It just return ERROR_FAIL and gdb_server will return "Txx"
2337 as target halted every time. */
2341 static int target_gdb_fileio_end_default(struct target
*target
,
2342 int retcode
, int fileio_errno
, bool ctrl_c
)
2347 int target_profiling_default(struct target
*target
, uint32_t *samples
,
2348 uint32_t max_num_samples
, uint32_t *num_samples
, uint32_t seconds
)
2350 struct timeval timeout
, now
;
2352 gettimeofday(&timeout
, NULL
);
2353 timeval_add_time(&timeout
, seconds
, 0);
2355 LOG_INFO("Starting profiling. Halting and resuming the"
2356 " target as often as we can...");
2358 uint32_t sample_count
= 0;
2359 /* hopefully it is safe to cache! We want to stop/restart as quickly as possible. */
2360 struct reg
*reg
= register_get_by_name(target
->reg_cache
, "pc", true);
2362 int retval
= ERROR_OK
;
2364 target_poll(target
);
2365 if (target
->state
== TARGET_HALTED
) {
2366 uint32_t t
= buf_get_u32(reg
->value
, 0, 32);
2367 samples
[sample_count
++] = t
;
2368 /* current pc, addr = 0, do not handle breakpoints, not debugging */
2369 retval
= target_resume(target
, 1, 0, 0, 0);
2370 target_poll(target
);
2371 alive_sleep(10); /* sleep 10ms, i.e. <100 samples/second. */
2372 } else if (target
->state
== TARGET_RUNNING
) {
2373 /* We want to quickly sample the PC. */
2374 retval
= target_halt(target
);
2376 LOG_INFO("Target not halted or running");
2381 if (retval
!= ERROR_OK
)
2384 gettimeofday(&now
, NULL
);
2385 if ((sample_count
>= max_num_samples
) || timeval_compare(&now
, &timeout
) >= 0) {
2386 LOG_INFO("Profiling completed. %" PRIu32
" samples.", sample_count
);
2391 *num_samples
= sample_count
;
2395 /* Single aligned words are guaranteed to use 16 or 32 bit access
2396 * mode respectively, otherwise data is handled as quickly as
2399 int target_write_buffer(struct target
*target
, target_addr_t address
, uint32_t size
, const uint8_t *buffer
)
2401 LOG_DEBUG("writing buffer of %" PRIu32
" byte at " TARGET_ADDR_FMT
,
2404 if (!target_was_examined(target
)) {
2405 LOG_ERROR("Target not examined yet");
2412 if ((address
+ size
- 1) < address
) {
2413 /* GDB can request this when e.g. PC is 0xfffffffc */
2414 LOG_ERROR("address + size wrapped (" TARGET_ADDR_FMT
", 0x%08" PRIx32
")",
2420 return target
->type
->write_buffer(target
, address
, size
, buffer
);
2423 static int target_write_buffer_default(struct target
*target
,
2424 target_addr_t address
, uint32_t count
, const uint8_t *buffer
)
2427 unsigned int data_bytes
= target_data_bits(target
) / 8;
2429 /* Align up to maximum bytes. The loop condition makes sure the next pass
2430 * will have something to do with the size we leave to it. */
2432 size
< data_bytes
&& count
>= size
* 2 + (address
& size
);
2434 if (address
& size
) {
2435 int retval
= target_write_memory(target
, address
, size
, 1, buffer
);
2436 if (retval
!= ERROR_OK
)
2444 /* Write the data with as large access size as possible. */
2445 for (; size
> 0; size
/= 2) {
2446 uint32_t aligned
= count
- count
% size
;
2448 int retval
= target_write_memory(target
, address
, size
, aligned
/ size
, buffer
);
2449 if (retval
!= ERROR_OK
)
2460 /* Single aligned words are guaranteed to use 16 or 32 bit access
2461 * mode respectively, otherwise data is handled as quickly as
2464 int target_read_buffer(struct target
*target
, target_addr_t address
, uint32_t size
, uint8_t *buffer
)
2466 LOG_DEBUG("reading buffer of %" PRIu32
" byte at " TARGET_ADDR_FMT
,
2469 if (!target_was_examined(target
)) {
2470 LOG_ERROR("Target not examined yet");
2477 if ((address
+ size
- 1) < address
) {
2478 /* GDB can request this when e.g. PC is 0xfffffffc */
2479 LOG_ERROR("address + size wrapped (" TARGET_ADDR_FMT
", 0x%08" PRIx32
")",
2485 return target
->type
->read_buffer(target
, address
, size
, buffer
);
2488 static int target_read_buffer_default(struct target
*target
, target_addr_t address
, uint32_t count
, uint8_t *buffer
)
2491 unsigned int data_bytes
= target_data_bits(target
) / 8;
2493 /* Align up to maximum bytes. The loop condition makes sure the next pass
2494 * will have something to do with the size we leave to it. */
2496 size
< data_bytes
&& count
>= size
* 2 + (address
& size
);
2498 if (address
& size
) {
2499 int retval
= target_read_memory(target
, address
, size
, 1, buffer
);
2500 if (retval
!= ERROR_OK
)
2508 /* Read the data with as large access size as possible. */
2509 for (; size
> 0; size
/= 2) {
2510 uint32_t aligned
= count
- count
% size
;
2512 int retval
= target_read_memory(target
, address
, size
, aligned
/ size
, buffer
);
2513 if (retval
!= ERROR_OK
)
2524 int target_checksum_memory(struct target
*target
, target_addr_t address
, uint32_t size
, uint32_t *crc
)
2529 uint32_t checksum
= 0;
2530 if (!target_was_examined(target
)) {
2531 LOG_ERROR("Target not examined yet");
2535 retval
= target
->type
->checksum_memory(target
, address
, size
, &checksum
);
2536 if (retval
!= ERROR_OK
) {
2537 buffer
= malloc(size
);
2539 LOG_ERROR("error allocating buffer for section (%" PRIu32
" bytes)", size
);
2540 return ERROR_COMMAND_SYNTAX_ERROR
;
2542 retval
= target_read_buffer(target
, address
, size
, buffer
);
2543 if (retval
!= ERROR_OK
) {
2548 /* convert to target endianness */
2549 for (i
= 0; i
< (size
/sizeof(uint32_t)); i
++) {
2550 uint32_t target_data
;
2551 target_data
= target_buffer_get_u32(target
, &buffer
[i
*sizeof(uint32_t)]);
2552 target_buffer_set_u32(target
, &buffer
[i
*sizeof(uint32_t)], target_data
);
2555 retval
= image_calculate_checksum(buffer
, size
, &checksum
);
2564 int target_blank_check_memory(struct target
*target
,
2565 struct target_memory_check_block
*blocks
, int num_blocks
,
2566 uint8_t erased_value
)
2568 if (!target_was_examined(target
)) {
2569 LOG_ERROR("Target not examined yet");
2573 if (!target
->type
->blank_check_memory
)
2574 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE
;
2576 return target
->type
->blank_check_memory(target
, blocks
, num_blocks
, erased_value
);
2579 int target_read_u64(struct target
*target
, target_addr_t address
, uint64_t *value
)
2581 uint8_t value_buf
[8];
2582 if (!target_was_examined(target
)) {
2583 LOG_ERROR("Target not examined yet");
2587 int retval
= target_read_memory(target
, address
, 8, 1, value_buf
);
2589 if (retval
== ERROR_OK
) {
2590 *value
= target_buffer_get_u64(target
, value_buf
);
2591 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%16.16" PRIx64
"",
2596 LOG_DEBUG("address: " TARGET_ADDR_FMT
" failed",
2603 int target_read_u32(struct target
*target
, target_addr_t address
, uint32_t *value
)
2605 uint8_t value_buf
[4];
2606 if (!target_was_examined(target
)) {
2607 LOG_ERROR("Target not examined yet");
2611 int retval
= target_read_memory(target
, address
, 4, 1, value_buf
);
2613 if (retval
== ERROR_OK
) {
2614 *value
= target_buffer_get_u32(target
, value_buf
);
2615 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%8.8" PRIx32
"",
2620 LOG_DEBUG("address: " TARGET_ADDR_FMT
" failed",
2627 int target_read_u16(struct target
*target
, target_addr_t address
, uint16_t *value
)
2629 uint8_t value_buf
[2];
2630 if (!target_was_examined(target
)) {
2631 LOG_ERROR("Target not examined yet");
2635 int retval
= target_read_memory(target
, address
, 2, 1, value_buf
);
2637 if (retval
== ERROR_OK
) {
2638 *value
= target_buffer_get_u16(target
, value_buf
);
2639 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%4.4" PRIx16
,
2644 LOG_DEBUG("address: " TARGET_ADDR_FMT
" failed",
2651 int target_read_u8(struct target
*target
, target_addr_t address
, uint8_t *value
)
2653 if (!target_was_examined(target
)) {
2654 LOG_ERROR("Target not examined yet");
2658 int retval
= target_read_memory(target
, address
, 1, 1, value
);
2660 if (retval
== ERROR_OK
) {
2661 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%2.2" PRIx8
,
2666 LOG_DEBUG("address: " TARGET_ADDR_FMT
" failed",
2673 int target_write_u64(struct target
*target
, target_addr_t address
, uint64_t value
)
2676 uint8_t value_buf
[8];
2677 if (!target_was_examined(target
)) {
2678 LOG_ERROR("Target not examined yet");
2682 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%16.16" PRIx64
"",
2686 target_buffer_set_u64(target
, value_buf
, value
);
2687 retval
= target_write_memory(target
, address
, 8, 1, value_buf
);
2688 if (retval
!= ERROR_OK
)
2689 LOG_DEBUG("failed: %i", retval
);
2694 int target_write_u32(struct target
*target
, target_addr_t address
, uint32_t value
)
2697 uint8_t value_buf
[4];
2698 if (!target_was_examined(target
)) {
2699 LOG_ERROR("Target not examined yet");
2703 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%8.8" PRIx32
"",
2707 target_buffer_set_u32(target
, value_buf
, value
);
2708 retval
= target_write_memory(target
, address
, 4, 1, value_buf
);
2709 if (retval
!= ERROR_OK
)
2710 LOG_DEBUG("failed: %i", retval
);
2715 int target_write_u16(struct target
*target
, target_addr_t address
, uint16_t value
)
2718 uint8_t value_buf
[2];
2719 if (!target_was_examined(target
)) {
2720 LOG_ERROR("Target not examined yet");
2724 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%8.8" PRIx16
,
2728 target_buffer_set_u16(target
, value_buf
, value
);
2729 retval
= target_write_memory(target
, address
, 2, 1, value_buf
);
2730 if (retval
!= ERROR_OK
)
2731 LOG_DEBUG("failed: %i", retval
);
2736 int target_write_u8(struct target
*target
, target_addr_t address
, uint8_t value
)
2739 if (!target_was_examined(target
)) {
2740 LOG_ERROR("Target not examined yet");
2744 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%2.2" PRIx8
,
2747 retval
= target_write_memory(target
, address
, 1, 1, &value
);
2748 if (retval
!= ERROR_OK
)
2749 LOG_DEBUG("failed: %i", retval
);
2754 int target_write_phys_u64(struct target
*target
, target_addr_t address
, uint64_t value
)
2757 uint8_t value_buf
[8];
2758 if (!target_was_examined(target
)) {
2759 LOG_ERROR("Target not examined yet");
2763 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%16.16" PRIx64
"",
2767 target_buffer_set_u64(target
, value_buf
, value
);
2768 retval
= target_write_phys_memory(target
, address
, 8, 1, value_buf
);
2769 if (retval
!= ERROR_OK
)
2770 LOG_DEBUG("failed: %i", retval
);
2775 int target_write_phys_u32(struct target
*target
, target_addr_t address
, uint32_t value
)
2778 uint8_t value_buf
[4];
2779 if (!target_was_examined(target
)) {
2780 LOG_ERROR("Target not examined yet");
2784 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%8.8" PRIx32
"",
2788 target_buffer_set_u32(target
, value_buf
, value
);
2789 retval
= target_write_phys_memory(target
, address
, 4, 1, value_buf
);
2790 if (retval
!= ERROR_OK
)
2791 LOG_DEBUG("failed: %i", retval
);
2796 int target_write_phys_u16(struct target
*target
, target_addr_t address
, uint16_t value
)
2799 uint8_t value_buf
[2];
2800 if (!target_was_examined(target
)) {
2801 LOG_ERROR("Target not examined yet");
2805 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%8.8" PRIx16
,
2809 target_buffer_set_u16(target
, value_buf
, value
);
2810 retval
= target_write_phys_memory(target
, address
, 2, 1, value_buf
);
2811 if (retval
!= ERROR_OK
)
2812 LOG_DEBUG("failed: %i", retval
);
2817 int target_write_phys_u8(struct target
*target
, target_addr_t address
, uint8_t value
)
2820 if (!target_was_examined(target
)) {
2821 LOG_ERROR("Target not examined yet");
2825 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%2.2" PRIx8
,
2828 retval
= target_write_phys_memory(target
, address
, 1, 1, &value
);
2829 if (retval
!= ERROR_OK
)
2830 LOG_DEBUG("failed: %i", retval
);
2835 static int find_target(struct command_invocation
*cmd
, const char *name
)
2837 struct target
*target
= get_target(name
);
2839 command_print(cmd
, "Target: %s is unknown, try one of:\n", name
);
2842 if (!target
->tap
->enabled
) {
2843 command_print(cmd
, "Target: TAP %s is disabled, "
2844 "can't be the current target\n",
2845 target
->tap
->dotted_name
);
2849 cmd
->ctx
->current_target
= target
;
2850 if (cmd
->ctx
->current_target_override
)
2851 cmd
->ctx
->current_target_override
= target
;
2857 COMMAND_HANDLER(handle_targets_command
)
2859 int retval
= ERROR_OK
;
2860 if (CMD_ARGC
== 1) {
2861 retval
= find_target(CMD
, CMD_ARGV
[0]);
2862 if (retval
== ERROR_OK
) {
2868 struct target
*target
= all_targets
;
2869 command_print(CMD
, " TargetName Type Endian TapName State ");
2870 command_print(CMD
, "-- ------------------ ---------- ------ ------------------ ------------");
2875 if (target
->tap
->enabled
)
2876 state
= target_state_name(target
);
2878 state
= "tap-disabled";
2880 if (CMD_CTX
->current_target
== target
)
2883 /* keep columns lined up to match the headers above */
2885 "%2d%c %-18s %-10s %-6s %-18s %s",
2886 target
->target_number
,
2888 target_name(target
),
2889 target_type_name(target
),
2890 jim_nvp_value2name_simple(nvp_target_endian
,
2891 target
->endianness
)->name
,
2892 target
->tap
->dotted_name
,
2894 target
= target
->next
;
2900 /* every 300ms we check for reset & powerdropout and issue a "reset halt" if so. */
2902 static int power_dropout
;
2903 static int srst_asserted
;
2905 static int run_power_restore
;
2906 static int run_power_dropout
;
2907 static int run_srst_asserted
;
2908 static int run_srst_deasserted
;
2910 static int sense_handler(void)
2912 static int prev_srst_asserted
;
2913 static int prev_power_dropout
;
2915 int retval
= jtag_power_dropout(&power_dropout
);
2916 if (retval
!= ERROR_OK
)
2920 power_restored
= prev_power_dropout
&& !power_dropout
;
2922 run_power_restore
= 1;
2924 int64_t current
= timeval_ms();
2925 static int64_t last_power
;
2926 bool wait_more
= last_power
+ 2000 > current
;
2927 if (power_dropout
&& !wait_more
) {
2928 run_power_dropout
= 1;
2929 last_power
= current
;
2932 retval
= jtag_srst_asserted(&srst_asserted
);
2933 if (retval
!= ERROR_OK
)
2936 int srst_deasserted
;
2937 srst_deasserted
= prev_srst_asserted
&& !srst_asserted
;
2939 static int64_t last_srst
;
2940 wait_more
= last_srst
+ 2000 > current
;
2941 if (srst_deasserted
&& !wait_more
) {
2942 run_srst_deasserted
= 1;
2943 last_srst
= current
;
2946 if (!prev_srst_asserted
&& srst_asserted
)
2947 run_srst_asserted
= 1;
2949 prev_srst_asserted
= srst_asserted
;
2950 prev_power_dropout
= power_dropout
;
2952 if (srst_deasserted
|| power_restored
) {
2953 /* Other than logging the event we can't do anything here.
2954 * Issuing a reset is a particularly bad idea as we might
2955 * be inside a reset already.
2962 /* process target state changes */
2963 static int handle_target(void *priv
)
2965 Jim_Interp
*interp
= (Jim_Interp
*)priv
;
2966 int retval
= ERROR_OK
;
2968 if (!is_jtag_poll_safe()) {
2969 /* polling is disabled currently */
2973 /* we do not want to recurse here... */
2974 static int recursive
;
2978 /* danger! running these procedures can trigger srst assertions and power dropouts.
2979 * We need to avoid an infinite loop/recursion here and we do that by
2980 * clearing the flags after running these events.
2982 int did_something
= 0;
2983 if (run_srst_asserted
) {
2984 LOG_INFO("srst asserted detected, running srst_asserted proc.");
2985 Jim_Eval(interp
, "srst_asserted");
2988 if (run_srst_deasserted
) {
2989 Jim_Eval(interp
, "srst_deasserted");
2992 if (run_power_dropout
) {
2993 LOG_INFO("Power dropout detected, running power_dropout proc.");
2994 Jim_Eval(interp
, "power_dropout");
2997 if (run_power_restore
) {
2998 Jim_Eval(interp
, "power_restore");
3002 if (did_something
) {
3003 /* clear detect flags */
3007 /* clear action flags */
3009 run_srst_asserted
= 0;
3010 run_srst_deasserted
= 0;
3011 run_power_restore
= 0;
3012 run_power_dropout
= 0;
3017 /* Poll targets for state changes unless that's globally disabled.
3018 * Skip targets that are currently disabled.
3020 for (struct target
*target
= all_targets
;
3021 is_jtag_poll_safe() && target
;
3022 target
= target
->next
) {
3024 if (!target_was_examined(target
))
3027 if (!target
->tap
->enabled
)
3030 if (target
->backoff
.times
> target
->backoff
.count
) {
3031 /* do not poll this time as we failed previously */
3032 target
->backoff
.count
++;
3035 target
->backoff
.count
= 0;
3037 /* only poll target if we've got power and srst isn't asserted */
3038 if (!power_dropout
&& !srst_asserted
) {
3039 /* polling may fail silently until the target has been examined */
3040 retval
= target_poll(target
);
3041 if (retval
!= ERROR_OK
) {
3042 /* 100ms polling interval. Increase interval between polling up to 5000ms */
3043 if (target
->backoff
.times
* polling_interval
< 5000) {
3044 target
->backoff
.times
*= 2;
3045 target
->backoff
.times
++;
3048 /* Tell GDB to halt the debugger. This allows the user to
3049 * run monitor commands to handle the situation.
3051 target_call_event_callbacks(target
, TARGET_EVENT_GDB_HALT
);
3053 if (target
->backoff
.times
> 0) {
3054 LOG_USER("Polling target %s failed, trying to reexamine", target_name(target
));
3055 target_reset_examined(target
);
3056 retval
= target_examine_one(target
);
3057 /* Target examination could have failed due to unstable connection,
3058 * but we set the examined flag anyway to repoll it later */
3059 if (retval
!= ERROR_OK
) {
3060 target_set_examined(target
);
3061 LOG_USER("Examination failed, GDB will be halted. Polling again in %dms",
3062 target
->backoff
.times
* polling_interval
);
3067 /* Since we succeeded, we reset backoff count */
3068 target
->backoff
.times
= 0;
3075 COMMAND_HANDLER(handle_reg_command
)
3079 struct target
*target
= get_current_target(CMD_CTX
);
3080 struct reg
*reg
= NULL
;
3082 /* list all available registers for the current target */
3083 if (CMD_ARGC
== 0) {
3084 struct reg_cache
*cache
= target
->reg_cache
;
3086 unsigned int count
= 0;
3090 command_print(CMD
, "===== %s", cache
->name
);
3092 for (i
= 0, reg
= cache
->reg_list
;
3093 i
< cache
->num_regs
;
3094 i
++, reg
++, count
++) {
3095 if (reg
->exist
== false || reg
->hidden
)
3097 /* only print cached values if they are valid */
3099 char *value
= buf_to_hex_str(reg
->value
,
3102 "(%i) %s (/%" PRIu32
"): 0x%s%s",
3110 command_print(CMD
, "(%i) %s (/%" PRIu32
")",
3115 cache
= cache
->next
;
3121 /* access a single register by its ordinal number */
3122 if ((CMD_ARGV
[0][0] >= '0') && (CMD_ARGV
[0][0] <= '9')) {
3124 COMMAND_PARSE_NUMBER(uint
, CMD_ARGV
[0], num
);
3126 struct reg_cache
*cache
= target
->reg_cache
;
3127 unsigned int count
= 0;
3130 for (i
= 0; i
< cache
->num_regs
; i
++) {
3131 if (count
++ == num
) {
3132 reg
= &cache
->reg_list
[i
];
3138 cache
= cache
->next
;
3142 command_print(CMD
, "%i is out of bounds, the current target "
3143 "has only %i registers (0 - %i)", num
, count
, count
- 1);
3147 /* access a single register by its name */
3148 reg
= register_get_by_name(target
->reg_cache
, CMD_ARGV
[0], true);
3154 assert(reg
); /* give clang a hint that we *know* reg is != NULL here */
3159 /* display a register */
3160 if ((CMD_ARGC
== 1) || ((CMD_ARGC
== 2) && !((CMD_ARGV
[1][0] >= '0')
3161 && (CMD_ARGV
[1][0] <= '9')))) {
3162 if ((CMD_ARGC
== 2) && (strcmp(CMD_ARGV
[1], "force") == 0))
3165 if (reg
->valid
== 0) {
3166 int retval
= reg
->type
->get(reg
);
3167 if (retval
!= ERROR_OK
) {
3168 LOG_ERROR("Could not read register '%s'", reg
->name
);
3172 char *value
= buf_to_hex_str(reg
->value
, reg
->size
);
3173 command_print(CMD
, "%s (/%i): 0x%s", reg
->name
, (int)(reg
->size
), value
);
3178 /* set register value */
3179 if (CMD_ARGC
== 2) {
3180 uint8_t *buf
= malloc(DIV_ROUND_UP(reg
->size
, 8));
3183 str_to_buf(CMD_ARGV
[1], strlen(CMD_ARGV
[1]), buf
, reg
->size
, 0);
3185 int retval
= reg
->type
->set(reg
, buf
);
3186 if (retval
!= ERROR_OK
) {
3187 LOG_ERROR("Could not write to register '%s'", reg
->name
);
3189 char *value
= buf_to_hex_str(reg
->value
, reg
->size
);
3190 command_print(CMD
, "%s (/%i): 0x%s", reg
->name
, (int)(reg
->size
), value
);
3199 return ERROR_COMMAND_SYNTAX_ERROR
;
3202 command_print(CMD
, "register %s not found in current target", CMD_ARGV
[0]);
3206 COMMAND_HANDLER(handle_poll_command
)
3208 int retval
= ERROR_OK
;
3209 struct target
*target
= get_current_target(CMD_CTX
);
3211 if (CMD_ARGC
== 0) {
3212 command_print(CMD
, "background polling: %s",
3213 jtag_poll_get_enabled() ? "on" : "off");
3214 command_print(CMD
, "TAP: %s (%s)",
3215 target
->tap
->dotted_name
,
3216 target
->tap
->enabled
? "enabled" : "disabled");
3217 if (!target
->tap
->enabled
)
3219 retval
= target_poll(target
);
3220 if (retval
!= ERROR_OK
)
3222 retval
= target_arch_state(target
);
3223 if (retval
!= ERROR_OK
)
3225 } else if (CMD_ARGC
== 1) {
3227 COMMAND_PARSE_ON_OFF(CMD_ARGV
[0], enable
);
3228 jtag_poll_set_enabled(enable
);
3230 return ERROR_COMMAND_SYNTAX_ERROR
;
3235 COMMAND_HANDLER(handle_wait_halt_command
)
3238 return ERROR_COMMAND_SYNTAX_ERROR
;
3240 unsigned ms
= DEFAULT_HALT_TIMEOUT
;
3241 if (1 == CMD_ARGC
) {
3242 int retval
= parse_uint(CMD_ARGV
[0], &ms
);
3243 if (retval
!= ERROR_OK
)
3244 return ERROR_COMMAND_SYNTAX_ERROR
;
3247 struct target
*target
= get_current_target(CMD_CTX
);
3248 return target_wait_state(target
, TARGET_HALTED
, ms
);
3251 /* wait for target state to change. The trick here is to have a low
3252 * latency for short waits and not to suck up all the CPU time
3255 * After 500ms, keep_alive() is invoked
3257 int target_wait_state(struct target
*target
, enum target_state state
, int ms
)
3260 int64_t then
= 0, cur
;
3264 retval
= target_poll(target
);
3265 if (retval
!= ERROR_OK
)
3267 if (target
->state
== state
)
3272 then
= timeval_ms();
3273 LOG_DEBUG("waiting for target %s...",
3274 jim_nvp_value2name_simple(nvp_target_state
, state
)->name
);
3280 if ((cur
-then
) > ms
) {
3281 LOG_ERROR("timed out while waiting for target %s",
3282 jim_nvp_value2name_simple(nvp_target_state
, state
)->name
);
3290 COMMAND_HANDLER(handle_halt_command
)
3294 struct target
*target
= get_current_target(CMD_CTX
);
3296 target
->verbose_halt_msg
= true;
3298 int retval
= target_halt(target
);
3299 if (retval
!= ERROR_OK
)
3302 if (CMD_ARGC
== 1) {
3303 unsigned wait_local
;
3304 retval
= parse_uint(CMD_ARGV
[0], &wait_local
);
3305 if (retval
!= ERROR_OK
)
3306 return ERROR_COMMAND_SYNTAX_ERROR
;
3311 return CALL_COMMAND_HANDLER(handle_wait_halt_command
);
3314 COMMAND_HANDLER(handle_soft_reset_halt_command
)
3316 struct target
*target
= get_current_target(CMD_CTX
);
3318 LOG_USER("requesting target halt and executing a soft reset");
3320 target_soft_reset_halt(target
);
3325 COMMAND_HANDLER(handle_reset_command
)
3328 return ERROR_COMMAND_SYNTAX_ERROR
;
3330 enum target_reset_mode reset_mode
= RESET_RUN
;
3331 if (CMD_ARGC
== 1) {
3332 const struct jim_nvp
*n
;
3333 n
= jim_nvp_name2value_simple(nvp_reset_modes
, CMD_ARGV
[0]);
3334 if ((!n
->name
) || (n
->value
== RESET_UNKNOWN
))
3335 return ERROR_COMMAND_SYNTAX_ERROR
;
3336 reset_mode
= n
->value
;
3339 /* reset *all* targets */
3340 return target_process_reset(CMD
, reset_mode
);
3344 COMMAND_HANDLER(handle_resume_command
)
3348 return ERROR_COMMAND_SYNTAX_ERROR
;
3350 struct target
*target
= get_current_target(CMD_CTX
);
3352 /* with no CMD_ARGV, resume from current pc, addr = 0,
3353 * with one arguments, addr = CMD_ARGV[0],
3354 * handle breakpoints, not debugging */
3355 target_addr_t addr
= 0;
3356 if (CMD_ARGC
== 1) {
3357 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], addr
);
3361 return target_resume(target
, current
, addr
, 1, 0);
3364 COMMAND_HANDLER(handle_step_command
)
3367 return ERROR_COMMAND_SYNTAX_ERROR
;
3371 /* with no CMD_ARGV, step from current pc, addr = 0,
3372 * with one argument addr = CMD_ARGV[0],
3373 * handle breakpoints, debugging */
3374 target_addr_t addr
= 0;
3376 if (CMD_ARGC
== 1) {
3377 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], addr
);
3381 struct target
*target
= get_current_target(CMD_CTX
);
3383 return target_step(target
, current_pc
, addr
, 1);
3386 void target_handle_md_output(struct command_invocation
*cmd
,
3387 struct target
*target
, target_addr_t address
, unsigned size
,
3388 unsigned count
, const uint8_t *buffer
)
3390 const unsigned line_bytecnt
= 32;
3391 unsigned line_modulo
= line_bytecnt
/ size
;
3393 char output
[line_bytecnt
* 4 + 1];
3394 unsigned output_len
= 0;
3396 const char *value_fmt
;
3399 value_fmt
= "%16.16"PRIx64
" ";
3402 value_fmt
= "%8.8"PRIx64
" ";
3405 value_fmt
= "%4.4"PRIx64
" ";
3408 value_fmt
= "%2.2"PRIx64
" ";
3411 /* "can't happen", caller checked */
3412 LOG_ERROR("invalid memory read size: %u", size
);
3416 for (unsigned i
= 0; i
< count
; i
++) {
3417 if (i
% line_modulo
== 0) {
3418 output_len
+= snprintf(output
+ output_len
,
3419 sizeof(output
) - output_len
,
3420 TARGET_ADDR_FMT
": ",
3421 (address
+ (i
* size
)));
3425 const uint8_t *value_ptr
= buffer
+ i
* size
;
3428 value
= target_buffer_get_u64(target
, value_ptr
);
3431 value
= target_buffer_get_u32(target
, value_ptr
);
3434 value
= target_buffer_get_u16(target
, value_ptr
);
3439 output_len
+= snprintf(output
+ output_len
,
3440 sizeof(output
) - output_len
,
3443 if ((i
% line_modulo
== line_modulo
- 1) || (i
== count
- 1)) {
3444 command_print(cmd
, "%s", output
);
3450 COMMAND_HANDLER(handle_md_command
)
3453 return ERROR_COMMAND_SYNTAX_ERROR
;
3456 switch (CMD_NAME
[2]) {
3470 return ERROR_COMMAND_SYNTAX_ERROR
;
3473 bool physical
= strcmp(CMD_ARGV
[0], "phys") == 0;
3474 int (*fn
)(struct target
*target
,
3475 target_addr_t address
, uint32_t size_value
, uint32_t count
, uint8_t *buffer
);
3479 fn
= target_read_phys_memory
;
3481 fn
= target_read_memory
;
3482 if ((CMD_ARGC
< 1) || (CMD_ARGC
> 2))
3483 return ERROR_COMMAND_SYNTAX_ERROR
;
3485 target_addr_t address
;
3486 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], address
);
3490 COMMAND_PARSE_NUMBER(uint
, CMD_ARGV
[1], count
);
3492 uint8_t *buffer
= calloc(count
, size
);
3494 LOG_ERROR("Failed to allocate md read buffer");
3498 struct target
*target
= get_current_target(CMD_CTX
);
3499 int retval
= fn(target
, address
, size
, count
, buffer
);
3500 if (retval
== ERROR_OK
)
3501 target_handle_md_output(CMD
, target
, address
, size
, count
, buffer
);
3508 typedef int (*target_write_fn
)(struct target
*target
,
3509 target_addr_t address
, uint32_t size
, uint32_t count
, const uint8_t *buffer
);
3511 static int target_fill_mem(struct target
*target
,
3512 target_addr_t address
,
3520 /* We have to write in reasonably large chunks to be able
3521 * to fill large memory areas with any sane speed */
3522 const unsigned chunk_size
= 16384;
3523 uint8_t *target_buf
= malloc(chunk_size
* data_size
);
3525 LOG_ERROR("Out of memory");
3529 for (unsigned i
= 0; i
< chunk_size
; i
++) {
3530 switch (data_size
) {
3532 target_buffer_set_u64(target
, target_buf
+ i
* data_size
, b
);
3535 target_buffer_set_u32(target
, target_buf
+ i
* data_size
, b
);
3538 target_buffer_set_u16(target
, target_buf
+ i
* data_size
, b
);
3541 target_buffer_set_u8(target
, target_buf
+ i
* data_size
, b
);
3548 int retval
= ERROR_OK
;
3550 for (unsigned x
= 0; x
< c
; x
+= chunk_size
) {
3553 if (current
> chunk_size
)
3554 current
= chunk_size
;
3555 retval
= fn(target
, address
+ x
* data_size
, data_size
, current
, target_buf
);
3556 if (retval
!= ERROR_OK
)
3558 /* avoid GDB timeouts */
3567 COMMAND_HANDLER(handle_mw_command
)
3570 return ERROR_COMMAND_SYNTAX_ERROR
;
3571 bool physical
= strcmp(CMD_ARGV
[0], "phys") == 0;
3576 fn
= target_write_phys_memory
;
3578 fn
= target_write_memory
;
3579 if ((CMD_ARGC
< 2) || (CMD_ARGC
> 3))
3580 return ERROR_COMMAND_SYNTAX_ERROR
;
3582 target_addr_t address
;
3583 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], address
);
3586 COMMAND_PARSE_NUMBER(u64
, CMD_ARGV
[1], value
);
3590 COMMAND_PARSE_NUMBER(uint
, CMD_ARGV
[2], count
);
3592 struct target
*target
= get_current_target(CMD_CTX
);
3594 switch (CMD_NAME
[2]) {
3608 return ERROR_COMMAND_SYNTAX_ERROR
;
3611 return target_fill_mem(target
, address
, fn
, wordsize
, value
, count
);
3614 static COMMAND_HELPER(parse_load_image_command
, struct image
*image
,
3615 target_addr_t
*min_address
, target_addr_t
*max_address
)
3617 if (CMD_ARGC
< 1 || CMD_ARGC
> 5)
3618 return ERROR_COMMAND_SYNTAX_ERROR
;
3620 /* a base address isn't always necessary,
3621 * default to 0x0 (i.e. don't relocate) */
3622 if (CMD_ARGC
>= 2) {
3624 COMMAND_PARSE_ADDRESS(CMD_ARGV
[1], addr
);
3625 image
->base_address
= addr
;
3626 image
->base_address_set
= true;
3628 image
->base_address_set
= false;
3630 image
->start_address_set
= false;
3633 COMMAND_PARSE_ADDRESS(CMD_ARGV
[3], *min_address
);
3634 if (CMD_ARGC
== 5) {
3635 COMMAND_PARSE_ADDRESS(CMD_ARGV
[4], *max_address
);
3636 /* use size (given) to find max (required) */
3637 *max_address
+= *min_address
;
3640 if (*min_address
> *max_address
)
3641 return ERROR_COMMAND_SYNTAX_ERROR
;
3646 COMMAND_HANDLER(handle_load_image_command
)
3650 uint32_t image_size
;
3651 target_addr_t min_address
= 0;
3652 target_addr_t max_address
= -1;
3655 int retval
= CALL_COMMAND_HANDLER(parse_load_image_command
,
3656 &image
, &min_address
, &max_address
);
3657 if (retval
!= ERROR_OK
)
3660 struct target
*target
= get_current_target(CMD_CTX
);
3662 struct duration bench
;
3663 duration_start(&bench
);
3665 if (image_open(&image
, CMD_ARGV
[0], (CMD_ARGC
>= 3) ? CMD_ARGV
[2] : NULL
) != ERROR_OK
)
3670 for (unsigned int i
= 0; i
< image
.num_sections
; i
++) {
3671 buffer
= malloc(image
.sections
[i
].size
);
3674 "error allocating buffer for section (%d bytes)",
3675 (int)(image
.sections
[i
].size
));
3676 retval
= ERROR_FAIL
;
3680 retval
= image_read_section(&image
, i
, 0x0, image
.sections
[i
].size
, buffer
, &buf_cnt
);
3681 if (retval
!= ERROR_OK
) {
3686 uint32_t offset
= 0;
3687 uint32_t length
= buf_cnt
;
3689 /* DANGER!!! beware of unsigned comparison here!!! */
3691 if ((image
.sections
[i
].base_address
+ buf_cnt
>= min_address
) &&
3692 (image
.sections
[i
].base_address
< max_address
)) {
3694 if (image
.sections
[i
].base_address
< min_address
) {
3695 /* clip addresses below */
3696 offset
+= min_address
-image
.sections
[i
].base_address
;
3700 if (image
.sections
[i
].base_address
+ buf_cnt
> max_address
)
3701 length
-= (image
.sections
[i
].base_address
+ buf_cnt
)-max_address
;
3703 retval
= target_write_buffer(target
,
3704 image
.sections
[i
].base_address
+ offset
, length
, buffer
+ offset
);
3705 if (retval
!= ERROR_OK
) {
3709 image_size
+= length
;
3710 command_print(CMD
, "%u bytes written at address " TARGET_ADDR_FMT
"",
3711 (unsigned int)length
,
3712 image
.sections
[i
].base_address
+ offset
);
3718 if ((retval
== ERROR_OK
) && (duration_measure(&bench
) == ERROR_OK
)) {
3719 command_print(CMD
, "downloaded %" PRIu32
" bytes "
3720 "in %fs (%0.3f KiB/s)", image_size
,
3721 duration_elapsed(&bench
), duration_kbps(&bench
, image_size
));
3724 image_close(&image
);
3730 COMMAND_HANDLER(handle_dump_image_command
)
3732 struct fileio
*fileio
;
3734 int retval
, retvaltemp
;
3735 target_addr_t address
, size
;
3736 struct duration bench
;
3737 struct target
*target
= get_current_target(CMD_CTX
);
3740 return ERROR_COMMAND_SYNTAX_ERROR
;
3742 COMMAND_PARSE_ADDRESS(CMD_ARGV
[1], address
);
3743 COMMAND_PARSE_ADDRESS(CMD_ARGV
[2], size
);
3745 uint32_t buf_size
= (size
> 4096) ? 4096 : size
;
3746 buffer
= malloc(buf_size
);
3750 retval
= fileio_open(&fileio
, CMD_ARGV
[0], FILEIO_WRITE
, FILEIO_BINARY
);
3751 if (retval
!= ERROR_OK
) {
3756 duration_start(&bench
);
3759 size_t size_written
;
3760 uint32_t this_run_size
= (size
> buf_size
) ? buf_size
: size
;
3761 retval
= target_read_buffer(target
, address
, this_run_size
, buffer
);
3762 if (retval
!= ERROR_OK
)
3765 retval
= fileio_write(fileio
, this_run_size
, buffer
, &size_written
);
3766 if (retval
!= ERROR_OK
)
3769 size
-= this_run_size
;
3770 address
+= this_run_size
;
3775 if ((retval
== ERROR_OK
) && (duration_measure(&bench
) == ERROR_OK
)) {
3777 retval
= fileio_size(fileio
, &filesize
);
3778 if (retval
!= ERROR_OK
)
3781 "dumped %zu bytes in %fs (%0.3f KiB/s)", filesize
,
3782 duration_elapsed(&bench
), duration_kbps(&bench
, filesize
));
3785 retvaltemp
= fileio_close(fileio
);
3786 if (retvaltemp
!= ERROR_OK
)
3795 IMAGE_CHECKSUM_ONLY
= 2
3798 static COMMAND_HELPER(handle_verify_image_command_internal
, enum verify_mode verify
)
3802 uint32_t image_size
;
3804 uint32_t checksum
= 0;
3805 uint32_t mem_checksum
= 0;
3809 struct target
*target
= get_current_target(CMD_CTX
);
3812 return ERROR_COMMAND_SYNTAX_ERROR
;
3815 LOG_ERROR("no target selected");
3819 struct duration bench
;
3820 duration_start(&bench
);
3822 if (CMD_ARGC
>= 2) {
3824 COMMAND_PARSE_ADDRESS(CMD_ARGV
[1], addr
);
3825 image
.base_address
= addr
;
3826 image
.base_address_set
= true;
3828 image
.base_address_set
= false;
3829 image
.base_address
= 0x0;
3832 image
.start_address_set
= false;
3834 retval
= image_open(&image
, CMD_ARGV
[0], (CMD_ARGC
== 3) ? CMD_ARGV
[2] : NULL
);
3835 if (retval
!= ERROR_OK
)
3841 for (unsigned int i
= 0; i
< image
.num_sections
; i
++) {
3842 buffer
= malloc(image
.sections
[i
].size
);
3845 "error allocating buffer for section (%" PRIu32
" bytes)",
3846 image
.sections
[i
].size
);
3849 retval
= image_read_section(&image
, i
, 0x0, image
.sections
[i
].size
, buffer
, &buf_cnt
);
3850 if (retval
!= ERROR_OK
) {
3855 if (verify
>= IMAGE_VERIFY
) {
3856 /* calculate checksum of image */
3857 retval
= image_calculate_checksum(buffer
, buf_cnt
, &checksum
);
3858 if (retval
!= ERROR_OK
) {
3863 retval
= target_checksum_memory(target
, image
.sections
[i
].base_address
, buf_cnt
, &mem_checksum
);
3864 if (retval
!= ERROR_OK
) {
3868 if ((checksum
!= mem_checksum
) && (verify
== IMAGE_CHECKSUM_ONLY
)) {
3869 LOG_ERROR("checksum mismatch");
3871 retval
= ERROR_FAIL
;
3874 if (checksum
!= mem_checksum
) {
3875 /* failed crc checksum, fall back to a binary compare */
3879 LOG_ERROR("checksum mismatch - attempting binary compare");
3881 data
= malloc(buf_cnt
);
3883 retval
= target_read_buffer(target
, image
.sections
[i
].base_address
, buf_cnt
, data
);
3884 if (retval
== ERROR_OK
) {
3886 for (t
= 0; t
< buf_cnt
; t
++) {
3887 if (data
[t
] != buffer
[t
]) {
3889 "diff %d address 0x%08x. Was 0x%02x instead of 0x%02x",
3891 (unsigned)(t
+ image
.sections
[i
].base_address
),
3894 if (diffs
++ >= 127) {
3895 command_print(CMD
, "More than 128 errors, the rest are not printed.");
3907 command_print(CMD
, "address " TARGET_ADDR_FMT
" length 0x%08zx",
3908 image
.sections
[i
].base_address
,
3913 image_size
+= buf_cnt
;
3916 command_print(CMD
, "No more differences found.");
3919 retval
= ERROR_FAIL
;
3920 if ((retval
== ERROR_OK
) && (duration_measure(&bench
) == ERROR_OK
)) {
3921 command_print(CMD
, "verified %" PRIu32
" bytes "
3922 "in %fs (%0.3f KiB/s)", image_size
,
3923 duration_elapsed(&bench
), duration_kbps(&bench
, image_size
));
3926 image_close(&image
);
3931 COMMAND_HANDLER(handle_verify_image_checksum_command
)
3933 return CALL_COMMAND_HANDLER(handle_verify_image_command_internal
, IMAGE_CHECKSUM_ONLY
);
3936 COMMAND_HANDLER(handle_verify_image_command
)
3938 return CALL_COMMAND_HANDLER(handle_verify_image_command_internal
, IMAGE_VERIFY
);
3941 COMMAND_HANDLER(handle_test_image_command
)
3943 return CALL_COMMAND_HANDLER(handle_verify_image_command_internal
, IMAGE_TEST
);
3946 static int handle_bp_command_list(struct command_invocation
*cmd
)
3948 struct target
*target
= get_current_target(cmd
->ctx
);
3949 struct breakpoint
*breakpoint
= target
->breakpoints
;
3950 while (breakpoint
) {
3951 if (breakpoint
->type
== BKPT_SOFT
) {
3952 char *buf
= buf_to_hex_str(breakpoint
->orig_instr
,
3953 breakpoint
->length
);
3954 command_print(cmd
, "IVA breakpoint: " TARGET_ADDR_FMT
", 0x%x, %i, 0x%s",
3955 breakpoint
->address
,
3957 breakpoint
->set
, buf
);
3960 if ((breakpoint
->address
== 0) && (breakpoint
->asid
!= 0))
3961 command_print(cmd
, "Context breakpoint: 0x%8.8" PRIx32
", 0x%x, %i",
3963 breakpoint
->length
, breakpoint
->set
);
3964 else if ((breakpoint
->address
!= 0) && (breakpoint
->asid
!= 0)) {
3965 command_print(cmd
, "Hybrid breakpoint(IVA): " TARGET_ADDR_FMT
", 0x%x, %i",
3966 breakpoint
->address
,
3967 breakpoint
->length
, breakpoint
->set
);
3968 command_print(cmd
, "\t|--->linked with ContextID: 0x%8.8" PRIx32
,
3971 command_print(cmd
, "Breakpoint(IVA): " TARGET_ADDR_FMT
", 0x%x, %i",
3972 breakpoint
->address
,
3973 breakpoint
->length
, breakpoint
->set
);
3976 breakpoint
= breakpoint
->next
;
3981 static int handle_bp_command_set(struct command_invocation
*cmd
,
3982 target_addr_t addr
, uint32_t asid
, uint32_t length
, int hw
)
3984 struct target
*target
= get_current_target(cmd
->ctx
);
3988 retval
= breakpoint_add(target
, addr
, length
, hw
);
3989 /* error is always logged in breakpoint_add(), do not print it again */
3990 if (retval
== ERROR_OK
)
3991 command_print(cmd
, "breakpoint set at " TARGET_ADDR_FMT
"", addr
);
3993 } else if (addr
== 0) {
3994 if (!target
->type
->add_context_breakpoint
) {
3995 LOG_ERROR("Context breakpoint not available");
3996 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE
;
3998 retval
= context_breakpoint_add(target
, asid
, length
, hw
);
3999 /* error is always logged in context_breakpoint_add(), do not print it again */
4000 if (retval
== ERROR_OK
)
4001 command_print(cmd
, "Context breakpoint set at 0x%8.8" PRIx32
"", asid
);
4004 if (!target
->type
->add_hybrid_breakpoint
) {
4005 LOG_ERROR("Hybrid breakpoint not available");
4006 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE
;
4008 retval
= hybrid_breakpoint_add(target
, addr
, asid
, length
, hw
);
4009 /* error is always logged in hybrid_breakpoint_add(), do not print it again */
4010 if (retval
== ERROR_OK
)
4011 command_print(cmd
, "Hybrid breakpoint set at 0x%8.8" PRIx32
"", asid
);
4016 COMMAND_HANDLER(handle_bp_command
)
4025 return handle_bp_command_list(CMD
);
4029 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], addr
);
4030 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], length
);
4031 return handle_bp_command_set(CMD
, addr
, asid
, length
, hw
);
4034 if (strcmp(CMD_ARGV
[2], "hw") == 0) {
4036 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], addr
);
4037 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], length
);
4039 return handle_bp_command_set(CMD
, addr
, asid
, length
, hw
);
4040 } else if (strcmp(CMD_ARGV
[2], "hw_ctx") == 0) {
4042 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], asid
);
4043 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], length
);
4045 return handle_bp_command_set(CMD
, addr
, asid
, length
, hw
);
4050 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], addr
);
4051 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], asid
);
4052 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[2], length
);
4053 return handle_bp_command_set(CMD
, addr
, asid
, length
, hw
);
4056 return ERROR_COMMAND_SYNTAX_ERROR
;
4060 COMMAND_HANDLER(handle_rbp_command
)
4063 return ERROR_COMMAND_SYNTAX_ERROR
;
4065 struct target
*target
= get_current_target(CMD_CTX
);
4067 if (!strcmp(CMD_ARGV
[0], "all")) {
4068 breakpoint_remove_all(target
);
4071 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], addr
);
4073 breakpoint_remove(target
, addr
);
4079 COMMAND_HANDLER(handle_wp_command
)
4081 struct target
*target
= get_current_target(CMD_CTX
);
4083 if (CMD_ARGC
== 0) {
4084 struct watchpoint
*watchpoint
= target
->watchpoints
;
4086 while (watchpoint
) {
4087 command_print(CMD
, "address: " TARGET_ADDR_FMT
4088 ", len: 0x%8.8" PRIx32
4089 ", r/w/a: %i, value: 0x%8.8" PRIx32
4090 ", mask: 0x%8.8" PRIx32
,
4091 watchpoint
->address
,
4093 (int)watchpoint
->rw
,
4096 watchpoint
= watchpoint
->next
;
4101 enum watchpoint_rw type
= WPT_ACCESS
;
4102 target_addr_t addr
= 0;
4103 uint32_t length
= 0;
4104 uint32_t data_value
= 0x0;
4105 uint32_t data_mask
= 0xffffffff;
4109 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[4], data_mask
);
4112 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[3], data_value
);
4115 switch (CMD_ARGV
[2][0]) {
4126 LOG_ERROR("invalid watchpoint mode ('%c')", CMD_ARGV
[2][0]);
4127 return ERROR_COMMAND_SYNTAX_ERROR
;
4131 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], length
);
4132 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], addr
);
4136 return ERROR_COMMAND_SYNTAX_ERROR
;
4139 int retval
= watchpoint_add(target
, addr
, length
, type
,
4140 data_value
, data_mask
);
4141 if (retval
!= ERROR_OK
)
4142 LOG_ERROR("Failure setting watchpoints");
4147 COMMAND_HANDLER(handle_rwp_command
)
4150 return ERROR_COMMAND_SYNTAX_ERROR
;
4153 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], addr
);
4155 struct target
*target
= get_current_target(CMD_CTX
);
4156 watchpoint_remove(target
, addr
);
4162 * Translate a virtual address to a physical address.
4164 * The low-level target implementation must have logged a detailed error
4165 * which is forwarded to telnet/GDB session.
4167 COMMAND_HANDLER(handle_virt2phys_command
)
4170 return ERROR_COMMAND_SYNTAX_ERROR
;
4173 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], va
);
4176 struct target
*target
= get_current_target(CMD_CTX
);
4177 int retval
= target
->type
->virt2phys(target
, va
, &pa
);
4178 if (retval
== ERROR_OK
)
4179 command_print(CMD
, "Physical address " TARGET_ADDR_FMT
"", pa
);
4184 static void write_data(FILE *f
, const void *data
, size_t len
)
4186 size_t written
= fwrite(data
, 1, len
, f
);
4188 LOG_ERROR("failed to write %zu bytes: %s", len
, strerror(errno
));
4191 static void write_long(FILE *f
, int l
, struct target
*target
)
4195 target_buffer_set_u32(target
, val
, l
);
4196 write_data(f
, val
, 4);
4199 static void write_string(FILE *f
, char *s
)
4201 write_data(f
, s
, strlen(s
));
4204 typedef unsigned char UNIT
[2]; /* unit of profiling */
4206 /* Dump a gmon.out histogram file. */
4207 static void write_gmon(uint32_t *samples
, uint32_t sample_num
, const char *filename
, bool with_range
,
4208 uint32_t start_address
, uint32_t end_address
, struct target
*target
, uint32_t duration_ms
)
4211 FILE *f
= fopen(filename
, "w");
4214 write_string(f
, "gmon");
4215 write_long(f
, 0x00000001, target
); /* Version */
4216 write_long(f
, 0, target
); /* padding */
4217 write_long(f
, 0, target
); /* padding */
4218 write_long(f
, 0, target
); /* padding */
4220 uint8_t zero
= 0; /* GMON_TAG_TIME_HIST */
4221 write_data(f
, &zero
, 1);
4223 /* figure out bucket size */
4227 min
= start_address
;
4232 for (i
= 0; i
< sample_num
; i
++) {
4233 if (min
> samples
[i
])
4235 if (max
< samples
[i
])
4239 /* max should be (largest sample + 1)
4240 * Refer to binutils/gprof/hist.c (find_histogram_for_pc) */
4244 int address_space
= max
- min
;
4245 assert(address_space
>= 2);
4247 /* FIXME: What is the reasonable number of buckets?
4248 * The profiling result will be more accurate if there are enough buckets. */
4249 static const uint32_t max_buckets
= 128 * 1024; /* maximum buckets. */
4250 uint32_t num_buckets
= address_space
/ sizeof(UNIT
);
4251 if (num_buckets
> max_buckets
)
4252 num_buckets
= max_buckets
;
4253 int *buckets
= malloc(sizeof(int) * num_buckets
);
4258 memset(buckets
, 0, sizeof(int) * num_buckets
);
4259 for (i
= 0; i
< sample_num
; i
++) {
4260 uint32_t address
= samples
[i
];
4262 if ((address
< min
) || (max
<= address
))
4265 long long a
= address
- min
;
4266 long long b
= num_buckets
;
4267 long long c
= address_space
;
4268 int index_t
= (a
* b
) / c
; /* danger!!!! int32 overflows */
4272 /* append binary memory gmon.out &profile_hist_hdr ((char*)&profile_hist_hdr + sizeof(struct gmon_hist_hdr)) */
4273 write_long(f
, min
, target
); /* low_pc */
4274 write_long(f
, max
, target
); /* high_pc */
4275 write_long(f
, num_buckets
, target
); /* # of buckets */
4276 float sample_rate
= sample_num
/ (duration_ms
/ 1000.0);
4277 write_long(f
, sample_rate
, target
);
4278 write_string(f
, "seconds");
4279 for (i
= 0; i
< (15-strlen("seconds")); i
++)
4280 write_data(f
, &zero
, 1);
4281 write_string(f
, "s");
4283 /*append binary memory gmon.out profile_hist_data (profile_hist_data + profile_hist_hdr.hist_size) */
4285 char *data
= malloc(2 * num_buckets
);
4287 for (i
= 0; i
< num_buckets
; i
++) {
4292 data
[i
* 2] = val
&0xff;
4293 data
[i
* 2 + 1] = (val
>> 8) & 0xff;
4296 write_data(f
, data
, num_buckets
* 2);
4304 /* profiling samples the CPU PC as quickly as OpenOCD is able,
4305 * which will be used as a random sampling of PC */
4306 COMMAND_HANDLER(handle_profile_command
)
4308 struct target
*target
= get_current_target(CMD_CTX
);
4310 if ((CMD_ARGC
!= 2) && (CMD_ARGC
!= 4))
4311 return ERROR_COMMAND_SYNTAX_ERROR
;
4313 const uint32_t MAX_PROFILE_SAMPLE_NUM
= 10000;
4315 uint32_t num_of_samples
;
4316 int retval
= ERROR_OK
;
4317 bool halted_before_profiling
= target
->state
== TARGET_HALTED
;
4319 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], offset
);
4321 uint32_t *samples
= malloc(sizeof(uint32_t) * MAX_PROFILE_SAMPLE_NUM
);
4323 LOG_ERROR("No memory to store samples.");
4327 uint64_t timestart_ms
= timeval_ms();
4329 * Some cores let us sample the PC without the
4330 * annoying halt/resume step; for example, ARMv7 PCSR.
4331 * Provide a way to use that more efficient mechanism.
4333 retval
= target_profiling(target
, samples
, MAX_PROFILE_SAMPLE_NUM
,
4334 &num_of_samples
, offset
);
4335 if (retval
!= ERROR_OK
) {
4339 uint32_t duration_ms
= timeval_ms() - timestart_ms
;
4341 assert(num_of_samples
<= MAX_PROFILE_SAMPLE_NUM
);
4343 retval
= target_poll(target
);
4344 if (retval
!= ERROR_OK
) {
4349 if (target
->state
== TARGET_RUNNING
&& halted_before_profiling
) {
4350 /* The target was halted before we started and is running now. Halt it,
4351 * for consistency. */
4352 retval
= target_halt(target
);
4353 if (retval
!= ERROR_OK
) {
4357 } else if (target
->state
== TARGET_HALTED
&& !halted_before_profiling
) {
4358 /* The target was running before we started and is halted now. Resume
4359 * it, for consistency. */
4360 retval
= target_resume(target
, 1, 0, 0, 0);
4361 if (retval
!= ERROR_OK
) {
4367 retval
= target_poll(target
);
4368 if (retval
!= ERROR_OK
) {
4373 uint32_t start_address
= 0;
4374 uint32_t end_address
= 0;
4375 bool with_range
= false;
4376 if (CMD_ARGC
== 4) {
4378 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[2], start_address
);
4379 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[3], end_address
);
4382 write_gmon(samples
, num_of_samples
, CMD_ARGV
[1],
4383 with_range
, start_address
, end_address
, target
, duration_ms
);
4384 command_print(CMD
, "Wrote %s", CMD_ARGV
[1]);
4390 static int new_u64_array_element(Jim_Interp
*interp
, const char *varname
, int idx
, uint64_t val
)
4393 Jim_Obj
*obj_name
, *obj_val
;
4396 namebuf
= alloc_printf("%s(%d)", varname
, idx
);
4400 obj_name
= Jim_NewStringObj(interp
, namebuf
, -1);
4401 jim_wide wide_val
= val
;
4402 obj_val
= Jim_NewWideObj(interp
, wide_val
);
4403 if (!obj_name
|| !obj_val
) {
4408 Jim_IncrRefCount(obj_name
);
4409 Jim_IncrRefCount(obj_val
);
4410 result
= Jim_SetVariable(interp
, obj_name
, obj_val
);
4411 Jim_DecrRefCount(interp
, obj_name
);
4412 Jim_DecrRefCount(interp
, obj_val
);
4414 /* printf("%s(%d) <= 0%08x\n", varname, idx, val); */
4418 static int jim_mem2array(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4420 struct command_context
*context
;
4421 struct target
*target
;
4423 context
= current_command_context(interp
);
4426 target
= get_current_target(context
);
4428 LOG_ERROR("mem2array: no current target");
4432 return target_mem2array(interp
, target
, argc
- 1, argv
+ 1);
4435 static int target_mem2array(Jim_Interp
*interp
, struct target
*target
, int argc
, Jim_Obj
*const *argv
)
4439 /* argv[0] = name of array to receive the data
4440 * argv[1] = desired element width in bits
4441 * argv[2] = memory address
4442 * argv[3] = count of times to read
4443 * argv[4] = optional "phys"
4445 if (argc
< 4 || argc
> 5) {
4446 Jim_WrongNumArgs(interp
, 0, argv
, "varname width addr nelems [phys]");
4450 /* Arg 0: Name of the array variable */
4451 const char *varname
= Jim_GetString(argv
[0], NULL
);
4453 /* Arg 1: Bit width of one element */
4455 e
= Jim_GetLong(interp
, argv
[1], &l
);
4458 const unsigned int width_bits
= l
;
4460 if (width_bits
!= 8 &&
4464 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4465 Jim_AppendStrings(interp
, Jim_GetResult(interp
),
4466 "Invalid width param. Must be one of: 8, 16, 32 or 64.", NULL
);
4469 const unsigned int width
= width_bits
/ 8;
4471 /* Arg 2: Memory address */
4473 e
= Jim_GetWide(interp
, argv
[2], &wide_addr
);
4476 target_addr_t addr
= (target_addr_t
)wide_addr
;
4478 /* Arg 3: Number of elements to read */
4479 e
= Jim_GetLong(interp
, argv
[3], &l
);
4485 bool is_phys
= false;
4488 const char *phys
= Jim_GetString(argv
[4], &str_len
);
4489 if (!strncmp(phys
, "phys", str_len
))
4495 /* Argument checks */
4497 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4498 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "mem2array: zero width read?", NULL
);
4501 if ((addr
+ (len
* width
)) < addr
) {
4502 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4503 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "mem2array: addr + len - wraps to zero?", NULL
);
4507 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4508 Jim_AppendStrings(interp
, Jim_GetResult(interp
),
4509 "mem2array: too large read request, exceeds 64K items", NULL
);
4514 ((width
== 2) && ((addr
& 1) == 0)) ||
4515 ((width
== 4) && ((addr
& 3) == 0)) ||
4516 ((width
== 8) && ((addr
& 7) == 0))) {
4517 /* alignment correct */
4520 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4521 sprintf(buf
, "mem2array address: " TARGET_ADDR_FMT
" is not aligned for %" PRIu32
" byte reads",
4524 Jim_AppendStrings(interp
, Jim_GetResult(interp
), buf
, NULL
);
4533 const size_t buffersize
= 4096;
4534 uint8_t *buffer
= malloc(buffersize
);
4541 /* Slurp... in buffer size chunks */
4542 const unsigned int max_chunk_len
= buffersize
/ width
;
4543 const size_t chunk_len
= MIN(len
, max_chunk_len
); /* in elements.. */
4547 retval
= target_read_phys_memory(target
, addr
, width
, chunk_len
, buffer
);
4549 retval
= target_read_memory(target
, addr
, width
, chunk_len
, buffer
);
4550 if (retval
!= ERROR_OK
) {
4552 LOG_ERROR("mem2array: Read @ " TARGET_ADDR_FMT
", w=%u, cnt=%zu, failed",
4556 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4557 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "mem2array: cannot read memory", NULL
);
4561 for (size_t i
= 0; i
< chunk_len
; i
++, idx
++) {
4565 v
= target_buffer_get_u64(target
, &buffer
[i
*width
]);
4568 v
= target_buffer_get_u32(target
, &buffer
[i
*width
]);
4571 v
= target_buffer_get_u16(target
, &buffer
[i
*width
]);
4574 v
= buffer
[i
] & 0x0ff;
4577 new_u64_array_element(interp
, varname
, idx
, v
);
4580 addr
+= chunk_len
* width
;
4586 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4591 static int get_u64_array_element(Jim_Interp
*interp
, const char *varname
, size_t idx
, uint64_t *val
)
4593 char *namebuf
= alloc_printf("%s(%zu)", varname
, idx
);
4597 Jim_Obj
*obj_name
= Jim_NewStringObj(interp
, namebuf
, -1);
4603 Jim_IncrRefCount(obj_name
);
4604 Jim_Obj
*obj_val
= Jim_GetVariable(interp
, obj_name
, JIM_ERRMSG
);
4605 Jim_DecrRefCount(interp
, obj_name
);
4611 int result
= Jim_GetWide(interp
, obj_val
, &wide_val
);
4616 static int jim_array2mem(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4618 struct command_context
*context
;
4619 struct target
*target
;
4621 context
= current_command_context(interp
);
4624 target
= get_current_target(context
);
4626 LOG_ERROR("array2mem: no current target");
4630 return target_array2mem(interp
, target
, argc
-1, argv
+ 1);
4633 static int target_array2mem(Jim_Interp
*interp
, struct target
*target
,
4634 int argc
, Jim_Obj
*const *argv
)
4638 /* argv[0] = name of array from which to read the data
4639 * argv[1] = desired element width in bits
4640 * argv[2] = memory address
4641 * argv[3] = number of elements to write
4642 * argv[4] = optional "phys"
4644 if (argc
< 4 || argc
> 5) {
4645 Jim_WrongNumArgs(interp
, 0, argv
, "varname width addr nelems [phys]");
4649 /* Arg 0: Name of the array variable */
4650 const char *varname
= Jim_GetString(argv
[0], NULL
);
4652 /* Arg 1: Bit width of one element */
4654 e
= Jim_GetLong(interp
, argv
[1], &l
);
4657 const unsigned int width_bits
= l
;
4659 if (width_bits
!= 8 &&
4663 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4664 Jim_AppendStrings(interp
, Jim_GetResult(interp
),
4665 "Invalid width param. Must be one of: 8, 16, 32 or 64.", NULL
);
4668 const unsigned int width
= width_bits
/ 8;
4670 /* Arg 2: Memory address */
4672 e
= Jim_GetWide(interp
, argv
[2], &wide_addr
);
4675 target_addr_t addr
= (target_addr_t
)wide_addr
;
4677 /* Arg 3: Number of elements to write */
4678 e
= Jim_GetLong(interp
, argv
[3], &l
);
4684 bool is_phys
= false;
4687 const char *phys
= Jim_GetString(argv
[4], &str_len
);
4688 if (!strncmp(phys
, "phys", str_len
))
4694 /* Argument checks */
4696 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4697 Jim_AppendStrings(interp
, Jim_GetResult(interp
),
4698 "array2mem: zero width read?", NULL
);
4702 if ((addr
+ (len
* width
)) < addr
) {
4703 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4704 Jim_AppendStrings(interp
, Jim_GetResult(interp
),
4705 "array2mem: addr + len - wraps to zero?", NULL
);
4710 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4711 Jim_AppendStrings(interp
, Jim_GetResult(interp
),
4712 "array2mem: too large memory write request, exceeds 64K items", NULL
);
4717 ((width
== 2) && ((addr
& 1) == 0)) ||
4718 ((width
== 4) && ((addr
& 3) == 0)) ||
4719 ((width
== 8) && ((addr
& 7) == 0))) {
4720 /* alignment correct */
4723 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4724 sprintf(buf
, "array2mem address: " TARGET_ADDR_FMT
" is not aligned for %" PRIu32
" byte reads",
4727 Jim_AppendStrings(interp
, Jim_GetResult(interp
), buf
, NULL
);
4736 const size_t buffersize
= 4096;
4737 uint8_t *buffer
= malloc(buffersize
);
4745 /* Slurp... in buffer size chunks */
4746 const unsigned int max_chunk_len
= buffersize
/ width
;
4748 const size_t chunk_len
= MIN(len
, max_chunk_len
); /* in elements.. */
4750 /* Fill the buffer */
4751 for (size_t i
= 0; i
< chunk_len
; i
++, idx
++) {
4753 if (get_u64_array_element(interp
, varname
, idx
, &v
) != JIM_OK
) {
4759 target_buffer_set_u64(target
, &buffer
[i
* width
], v
);
4762 target_buffer_set_u32(target
, &buffer
[i
* width
], v
);
4765 target_buffer_set_u16(target
, &buffer
[i
* width
], v
);
4768 buffer
[i
] = v
& 0x0ff;
4774 /* Write the buffer to memory */
4777 retval
= target_write_phys_memory(target
, addr
, width
, chunk_len
, buffer
);
4779 retval
= target_write_memory(target
, addr
, width
, chunk_len
, buffer
);
4780 if (retval
!= ERROR_OK
) {
4782 LOG_ERROR("array2mem: Write @ " TARGET_ADDR_FMT
", w=%u, cnt=%zu, failed",
4786 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4787 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "array2mem: cannot read memory", NULL
);
4791 addr
+= chunk_len
* width
;
4796 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4801 /* FIX? should we propagate errors here rather than printing them
4804 void target_handle_event(struct target
*target
, enum target_event e
)
4806 struct target_event_action
*teap
;
4809 for (teap
= target
->event_action
; teap
; teap
= teap
->next
) {
4810 if (teap
->event
== e
) {
4811 LOG_DEBUG("target(%d): %s (%s) event: %d (%s) action: %s",
4812 target
->target_number
,
4813 target_name(target
),
4814 target_type_name(target
),
4816 jim_nvp_value2name_simple(nvp_target_event
, e
)->name
,
4817 Jim_GetString(teap
->body
, NULL
));
4819 /* Override current target by the target an event
4820 * is issued from (lot of scripts need it).
4821 * Return back to previous override as soon
4822 * as the handler processing is done */
4823 struct command_context
*cmd_ctx
= current_command_context(teap
->interp
);
4824 struct target
*saved_target_override
= cmd_ctx
->current_target_override
;
4825 cmd_ctx
->current_target_override
= target
;
4827 retval
= Jim_EvalObj(teap
->interp
, teap
->body
);
4829 cmd_ctx
->current_target_override
= saved_target_override
;
4831 if (retval
== ERROR_COMMAND_CLOSE_CONNECTION
)
4834 if (retval
== JIM_RETURN
)
4835 retval
= teap
->interp
->returnCode
;
4837 if (retval
!= JIM_OK
) {
4838 Jim_MakeErrorMessage(teap
->interp
);
4839 LOG_USER("Error executing event %s on target %s:\n%s",
4840 jim_nvp_value2name_simple(nvp_target_event
, e
)->name
,
4841 target_name(target
),
4842 Jim_GetString(Jim_GetResult(teap
->interp
), NULL
));
4843 /* clean both error code and stacktrace before return */
4844 Jim_Eval(teap
->interp
, "error \"\" \"\"");
4851 * Returns true only if the target has a handler for the specified event.
4853 bool target_has_event_action(struct target
*target
, enum target_event event
)
4855 struct target_event_action
*teap
;
4857 for (teap
= target
->event_action
; teap
; teap
= teap
->next
) {
4858 if (teap
->event
== event
)
4864 enum target_cfg_param
{
4867 TCFG_WORK_AREA_VIRT
,
4868 TCFG_WORK_AREA_PHYS
,
4869 TCFG_WORK_AREA_SIZE
,
4870 TCFG_WORK_AREA_BACKUP
,
4873 TCFG_CHAIN_POSITION
,
4878 TCFG_GDB_MAX_CONNECTIONS
,
4881 static struct jim_nvp nvp_config_opts
[] = {
4882 { .name
= "-type", .value
= TCFG_TYPE
},
4883 { .name
= "-event", .value
= TCFG_EVENT
},
4884 { .name
= "-work-area-virt", .value
= TCFG_WORK_AREA_VIRT
},
4885 { .name
= "-work-area-phys", .value
= TCFG_WORK_AREA_PHYS
},
4886 { .name
= "-work-area-size", .value
= TCFG_WORK_AREA_SIZE
},
4887 { .name
= "-work-area-backup", .value
= TCFG_WORK_AREA_BACKUP
},
4888 { .name
= "-endian", .value
= TCFG_ENDIAN
},
4889 { .name
= "-coreid", .value
= TCFG_COREID
},
4890 { .name
= "-chain-position", .value
= TCFG_CHAIN_POSITION
},
4891 { .name
= "-dbgbase", .value
= TCFG_DBGBASE
},
4892 { .name
= "-rtos", .value
= TCFG_RTOS
},
4893 { .name
= "-defer-examine", .value
= TCFG_DEFER_EXAMINE
},
4894 { .name
= "-gdb-port", .value
= TCFG_GDB_PORT
},
4895 { .name
= "-gdb-max-connections", .value
= TCFG_GDB_MAX_CONNECTIONS
},
4896 { .name
= NULL
, .value
= -1 }
4899 static int target_configure(struct jim_getopt_info
*goi
, struct target
*target
)
4906 /* parse config or cget options ... */
4907 while (goi
->argc
> 0) {
4908 Jim_SetEmptyResult(goi
->interp
);
4909 /* jim_getopt_debug(goi); */
4911 if (target
->type
->target_jim_configure
) {
4912 /* target defines a configure function */
4913 /* target gets first dibs on parameters */
4914 e
= (*(target
->type
->target_jim_configure
))(target
, goi
);
4923 /* otherwise we 'continue' below */
4925 e
= jim_getopt_nvp(goi
, nvp_config_opts
, &n
);
4927 jim_getopt_nvp_unknown(goi
, nvp_config_opts
, 0);
4933 if (goi
->isconfigure
) {
4934 Jim_SetResultFormatted(goi
->interp
,
4935 "not settable: %s", n
->name
);
4939 if (goi
->argc
!= 0) {
4940 Jim_WrongNumArgs(goi
->interp
,
4941 goi
->argc
, goi
->argv
,
4946 Jim_SetResultString(goi
->interp
,
4947 target_type_name(target
), -1);
4951 if (goi
->argc
== 0) {
4952 Jim_WrongNumArgs(goi
->interp
, goi
->argc
, goi
->argv
, "-event ?event-name? ...");
4956 e
= jim_getopt_nvp(goi
, nvp_target_event
, &n
);
4958 jim_getopt_nvp_unknown(goi
, nvp_target_event
, 1);
4962 if (goi
->isconfigure
) {
4963 if (goi
->argc
!= 1) {
4964 Jim_WrongNumArgs(goi
->interp
, goi
->argc
, goi
->argv
, "-event ?event-name? ?EVENT-BODY?");
4968 if (goi
->argc
!= 0) {
4969 Jim_WrongNumArgs(goi
->interp
, goi
->argc
, goi
->argv
, "-event ?event-name?");
4975 struct target_event_action
*teap
;
4977 teap
= target
->event_action
;
4978 /* replace existing? */
4980 if (teap
->event
== (enum target_event
)n
->value
)
4985 if (goi
->isconfigure
) {
4986 /* START_DEPRECATED_TPIU */
4987 if (n
->value
== TARGET_EVENT_TRACE_CONFIG
)
4988 LOG_INFO("DEPRECATED target event %s; use TPIU events {pre,post}-{enable,disable}", n
->name
);
4989 /* END_DEPRECATED_TPIU */
4991 bool replace
= true;
4994 teap
= calloc(1, sizeof(*teap
));
4997 teap
->event
= n
->value
;
4998 teap
->interp
= goi
->interp
;
4999 jim_getopt_obj(goi
, &o
);
5001 Jim_DecrRefCount(teap
->interp
, teap
->body
);
5002 teap
->body
= Jim_DuplicateObj(goi
->interp
, o
);
5005 * Tcl/TK - "tk events" have a nice feature.
5006 * See the "BIND" command.
5007 * We should support that here.
5008 * You can specify %X and %Y in the event code.
5009 * The idea is: %T - target name.
5010 * The idea is: %N - target number
5011 * The idea is: %E - event name.
5013 Jim_IncrRefCount(teap
->body
);
5016 /* add to head of event list */
5017 teap
->next
= target
->event_action
;
5018 target
->event_action
= teap
;
5020 Jim_SetEmptyResult(goi
->interp
);
5024 Jim_SetEmptyResult(goi
->interp
);
5026 Jim_SetResult(goi
->interp
, Jim_DuplicateObj(goi
->interp
, teap
->body
));
5032 case TCFG_WORK_AREA_VIRT
:
5033 if (goi
->isconfigure
) {
5034 target_free_all_working_areas(target
);
5035 e
= jim_getopt_wide(goi
, &w
);
5038 target
->working_area_virt
= w
;
5039 target
->working_area_virt_spec
= true;
5044 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->working_area_virt
));
5048 case TCFG_WORK_AREA_PHYS
:
5049 if (goi
->isconfigure
) {
5050 target_free_all_working_areas(target
);
5051 e
= jim_getopt_wide(goi
, &w
);
5054 target
->working_area_phys
= w
;
5055 target
->working_area_phys_spec
= true;
5060 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->working_area_phys
));
5064 case TCFG_WORK_AREA_SIZE
:
5065 if (goi
->isconfigure
) {
5066 target_free_all_working_areas(target
);
5067 e
= jim_getopt_wide(goi
, &w
);
5070 target
->working_area_size
= w
;
5075 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->working_area_size
));
5079 case TCFG_WORK_AREA_BACKUP
:
5080 if (goi
->isconfigure
) {
5081 target_free_all_working_areas(target
);
5082 e
= jim_getopt_wide(goi
, &w
);
5085 /* make this exactly 1 or 0 */
5086 target
->backup_working_area
= (!!w
);
5091 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->backup_working_area
));
5092 /* loop for more e*/
5097 if (goi
->isconfigure
) {
5098 e
= jim_getopt_nvp(goi
, nvp_target_endian
, &n
);
5100 jim_getopt_nvp_unknown(goi
, nvp_target_endian
, 1);
5103 target
->endianness
= n
->value
;
5108 n
= jim_nvp_value2name_simple(nvp_target_endian
, target
->endianness
);
5110 target
->endianness
= TARGET_LITTLE_ENDIAN
;
5111 n
= jim_nvp_value2name_simple(nvp_target_endian
, target
->endianness
);
5113 Jim_SetResultString(goi
->interp
, n
->name
, -1);
5118 if (goi
->isconfigure
) {
5119 e
= jim_getopt_wide(goi
, &w
);
5122 target
->coreid
= (int32_t)w
;
5127 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->coreid
));
5131 case TCFG_CHAIN_POSITION
:
5132 if (goi
->isconfigure
) {
5134 struct jtag_tap
*tap
;
5136 if (target
->has_dap
) {
5137 Jim_SetResultString(goi
->interp
,
5138 "target requires -dap parameter instead of -chain-position!", -1);
5142 target_free_all_working_areas(target
);
5143 e
= jim_getopt_obj(goi
, &o_t
);
5146 tap
= jtag_tap_by_jim_obj(goi
->interp
, o_t
);
5150 target
->tap_configured
= true;
5155 Jim_SetResultString(goi
->interp
, target
->tap
->dotted_name
, -1);
5156 /* loop for more e*/
5159 if (goi
->isconfigure
) {
5160 e
= jim_getopt_wide(goi
, &w
);
5163 target
->dbgbase
= (uint32_t)w
;
5164 target
->dbgbase_set
= true;
5169 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->dbgbase
));
5175 int result
= rtos_create(goi
, target
);
5176 if (result
!= JIM_OK
)
5182 case TCFG_DEFER_EXAMINE
:
5184 target
->defer_examine
= true;
5189 if (goi
->isconfigure
) {
5190 struct command_context
*cmd_ctx
= current_command_context(goi
->interp
);
5191 if (cmd_ctx
->mode
!= COMMAND_CONFIG
) {
5192 Jim_SetResultString(goi
->interp
, "-gdb-port must be configured before 'init'", -1);
5197 e
= jim_getopt_string(goi
, &s
, NULL
);
5200 free(target
->gdb_port_override
);
5201 target
->gdb_port_override
= strdup(s
);
5206 Jim_SetResultString(goi
->interp
, target
->gdb_port_override
? target
->gdb_port_override
: "undefined", -1);
5210 case TCFG_GDB_MAX_CONNECTIONS
:
5211 if (goi
->isconfigure
) {
5212 struct command_context
*cmd_ctx
= current_command_context(goi
->interp
);
5213 if (cmd_ctx
->mode
!= COMMAND_CONFIG
) {
5214 Jim_SetResultString(goi
->interp
, "-gdb-max-connections must be configured before 'init'", -1);
5218 e
= jim_getopt_wide(goi
, &w
);
5221 target
->gdb_max_connections
= (w
< 0) ? CONNECTION_LIMIT_UNLIMITED
: (int)w
;
5226 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->gdb_max_connections
));
5229 } /* while (goi->argc) */
5232 /* done - we return */
5236 static int jim_target_configure(Jim_Interp
*interp
, int argc
, Jim_Obj
* const *argv
)
5238 struct command
*c
= jim_to_command(interp
);
5239 struct jim_getopt_info goi
;
5241 jim_getopt_setup(&goi
, interp
, argc
- 1, argv
+ 1);
5242 goi
.isconfigure
= !strcmp(c
->name
, "configure");
5244 Jim_WrongNumArgs(goi
.interp
, goi
.argc
, goi
.argv
,
5245 "missing: -option ...");
5248 struct command_context
*cmd_ctx
= current_command_context(interp
);
5250 struct target
*target
= get_current_target(cmd_ctx
);
5251 return target_configure(&goi
, target
);
5254 static int jim_target_mem2array(Jim_Interp
*interp
,
5255 int argc
, Jim_Obj
*const *argv
)
5257 struct command_context
*cmd_ctx
= current_command_context(interp
);
5259 struct target
*target
= get_current_target(cmd_ctx
);
5260 return target_mem2array(interp
, target
, argc
- 1, argv
+ 1);
5263 static int jim_target_array2mem(Jim_Interp
*interp
,
5264 int argc
, Jim_Obj
*const *argv
)
5266 struct command_context
*cmd_ctx
= current_command_context(interp
);
5268 struct target
*target
= get_current_target(cmd_ctx
);
5269 return target_array2mem(interp
, target
, argc
- 1, argv
+ 1);
5272 static int jim_target_tap_disabled(Jim_Interp
*interp
)
5274 Jim_SetResultFormatted(interp
, "[TAP is disabled]");
5278 static int jim_target_examine(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5280 bool allow_defer
= false;
5282 struct jim_getopt_info goi
;
5283 jim_getopt_setup(&goi
, interp
, argc
- 1, argv
+ 1);
5285 const char *cmd_name
= Jim_GetString(argv
[0], NULL
);
5286 Jim_SetResultFormatted(goi
.interp
,
5287 "usage: %s ['allow-defer']", cmd_name
);
5291 strcmp(Jim_GetString(argv
[1], NULL
), "allow-defer") == 0) {
5294 int e
= jim_getopt_obj(&goi
, &obj
);
5300 struct command_context
*cmd_ctx
= current_command_context(interp
);
5302 struct target
*target
= get_current_target(cmd_ctx
);
5303 if (!target
->tap
->enabled
)
5304 return jim_target_tap_disabled(interp
);
5306 if (allow_defer
&& target
->defer_examine
) {
5307 LOG_INFO("Deferring arp_examine of %s", target_name(target
));
5308 LOG_INFO("Use arp_examine command to examine it manually!");
5312 int e
= target
->type
->examine(target
);
5313 if (e
!= ERROR_OK
) {
5314 target_reset_examined(target
);
5318 target_set_examined(target
);
5323 static int jim_target_was_examined(Jim_Interp
*interp
, int argc
, Jim_Obj
* const *argv
)
5325 struct command_context
*cmd_ctx
= current_command_context(interp
);
5327 struct target
*target
= get_current_target(cmd_ctx
);
5329 Jim_SetResultBool(interp
, target_was_examined(target
));
5333 static int jim_target_examine_deferred(Jim_Interp
*interp
, int argc
, Jim_Obj
* const *argv
)
5335 struct command_context
*cmd_ctx
= current_command_context(interp
);
5337 struct target
*target
= get_current_target(cmd_ctx
);
5339 Jim_SetResultBool(interp
, target
->defer_examine
);
5343 static int jim_target_halt_gdb(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5346 Jim_WrongNumArgs(interp
, 1, argv
, "[no parameters]");
5349 struct command_context
*cmd_ctx
= current_command_context(interp
);
5351 struct target
*target
= get_current_target(cmd_ctx
);
5353 if (target_call_event_callbacks(target
, TARGET_EVENT_GDB_HALT
) != ERROR_OK
)
5359 static int jim_target_poll(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5362 Jim_WrongNumArgs(interp
, 1, argv
, "[no parameters]");
5365 struct command_context
*cmd_ctx
= current_command_context(interp
);
5367 struct target
*target
= get_current_target(cmd_ctx
);
5368 if (!target
->tap
->enabled
)
5369 return jim_target_tap_disabled(interp
);
5372 if (!(target_was_examined(target
)))
5373 e
= ERROR_TARGET_NOT_EXAMINED
;
5375 e
= target
->type
->poll(target
);
5381 static int jim_target_reset(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5383 struct jim_getopt_info goi
;
5384 jim_getopt_setup(&goi
, interp
, argc
- 1, argv
+ 1);
5386 if (goi
.argc
!= 2) {
5387 Jim_WrongNumArgs(interp
, 0, argv
,
5388 "([tT]|[fF]|assert|deassert) BOOL");
5393 int e
= jim_getopt_nvp(&goi
, nvp_assert
, &n
);
5395 jim_getopt_nvp_unknown(&goi
, nvp_assert
, 1);
5398 /* the halt or not param */
5400 e
= jim_getopt_wide(&goi
, &a
);
5404 struct command_context
*cmd_ctx
= current_command_context(interp
);
5406 struct target
*target
= get_current_target(cmd_ctx
);
5407 if (!target
->tap
->enabled
)
5408 return jim_target_tap_disabled(interp
);
5410 if (!target
->type
->assert_reset
|| !target
->type
->deassert_reset
) {
5411 Jim_SetResultFormatted(interp
,
5412 "No target-specific reset for %s",
5413 target_name(target
));
5417 if (target
->defer_examine
)
5418 target_reset_examined(target
);
5420 /* determine if we should halt or not. */
5421 target
->reset_halt
= (a
!= 0);
5422 /* When this happens - all workareas are invalid. */
5423 target_free_all_working_areas_restore(target
, 0);
5426 if (n
->value
== NVP_ASSERT
)
5427 e
= target
->type
->assert_reset(target
);
5429 e
= target
->type
->deassert_reset(target
);
5430 return (e
== ERROR_OK
) ? JIM_OK
: JIM_ERR
;
5433 static int jim_target_halt(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5436 Jim_WrongNumArgs(interp
, 1, argv
, "[no parameters]");
5439 struct command_context
*cmd_ctx
= current_command_context(interp
);
5441 struct target
*target
= get_current_target(cmd_ctx
);
5442 if (!target
->tap
->enabled
)
5443 return jim_target_tap_disabled(interp
);
5444 int e
= target
->type
->halt(target
);
5445 return (e
== ERROR_OK
) ? JIM_OK
: JIM_ERR
;
5448 static int jim_target_wait_state(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5450 struct jim_getopt_info goi
;
5451 jim_getopt_setup(&goi
, interp
, argc
- 1, argv
+ 1);
5453 /* params: <name> statename timeoutmsecs */
5454 if (goi
.argc
!= 2) {
5455 const char *cmd_name
= Jim_GetString(argv
[0], NULL
);
5456 Jim_SetResultFormatted(goi
.interp
,
5457 "%s <state_name> <timeout_in_msec>", cmd_name
);
5462 int e
= jim_getopt_nvp(&goi
, nvp_target_state
, &n
);
5464 jim_getopt_nvp_unknown(&goi
, nvp_target_state
, 1);
5468 e
= jim_getopt_wide(&goi
, &a
);
5471 struct command_context
*cmd_ctx
= current_command_context(interp
);
5473 struct target
*target
= get_current_target(cmd_ctx
);
5474 if (!target
->tap
->enabled
)
5475 return jim_target_tap_disabled(interp
);
5477 e
= target_wait_state(target
, n
->value
, a
);
5478 if (e
!= ERROR_OK
) {
5479 Jim_Obj
*obj
= Jim_NewIntObj(interp
, e
);
5480 Jim_SetResultFormatted(goi
.interp
,
5481 "target: %s wait %s fails (%#s) %s",
5482 target_name(target
), n
->name
,
5483 obj
, target_strerror_safe(e
));
5488 /* List for human, Events defined for this target.
5489 * scripts/programs should use 'name cget -event NAME'
5491 COMMAND_HANDLER(handle_target_event_list
)
5493 struct target
*target
= get_current_target(CMD_CTX
);
5494 struct target_event_action
*teap
= target
->event_action
;
5496 command_print(CMD
, "Event actions for target (%d) %s\n",
5497 target
->target_number
,
5498 target_name(target
));
5499 command_print(CMD
, "%-25s | Body", "Event");
5500 command_print(CMD
, "------------------------- | "
5501 "----------------------------------------");
5503 struct jim_nvp
*opt
= jim_nvp_value2name_simple(nvp_target_event
, teap
->event
);
5504 command_print(CMD
, "%-25s | %s",
5505 opt
->name
, Jim_GetString(teap
->body
, NULL
));
5508 command_print(CMD
, "***END***");
5511 static int jim_target_current_state(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5514 Jim_WrongNumArgs(interp
, 1, argv
, "[no parameters]");
5517 struct command_context
*cmd_ctx
= current_command_context(interp
);
5519 struct target
*target
= get_current_target(cmd_ctx
);
5520 Jim_SetResultString(interp
, target_state_name(target
), -1);
5523 static int jim_target_invoke_event(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5525 struct jim_getopt_info goi
;
5526 jim_getopt_setup(&goi
, interp
, argc
- 1, argv
+ 1);
5527 if (goi
.argc
!= 1) {
5528 const char *cmd_name
= Jim_GetString(argv
[0], NULL
);
5529 Jim_SetResultFormatted(goi
.interp
, "%s <eventname>", cmd_name
);
5533 int e
= jim_getopt_nvp(&goi
, nvp_target_event
, &n
);
5535 jim_getopt_nvp_unknown(&goi
, nvp_target_event
, 1);
5538 struct command_context
*cmd_ctx
= current_command_context(interp
);
5540 struct target
*target
= get_current_target(cmd_ctx
);
5541 target_handle_event(target
, n
->value
);
5545 static const struct command_registration target_instance_command_handlers
[] = {
5547 .name
= "configure",
5548 .mode
= COMMAND_ANY
,
5549 .jim_handler
= jim_target_configure
,
5550 .help
= "configure a new target for use",
5551 .usage
= "[target_attribute ...]",
5555 .mode
= COMMAND_ANY
,
5556 .jim_handler
= jim_target_configure
,
5557 .help
= "returns the specified target attribute",
5558 .usage
= "target_attribute",
5562 .handler
= handle_mw_command
,
5563 .mode
= COMMAND_EXEC
,
5564 .help
= "Write 64-bit word(s) to target memory",
5565 .usage
= "address data [count]",
5569 .handler
= handle_mw_command
,
5570 .mode
= COMMAND_EXEC
,
5571 .help
= "Write 32-bit word(s) to target memory",
5572 .usage
= "address data [count]",
5576 .handler
= handle_mw_command
,
5577 .mode
= COMMAND_EXEC
,
5578 .help
= "Write 16-bit half-word(s) to target memory",
5579 .usage
= "address data [count]",
5583 .handler
= handle_mw_command
,
5584 .mode
= COMMAND_EXEC
,
5585 .help
= "Write byte(s) to target memory",
5586 .usage
= "address data [count]",
5590 .handler
= handle_md_command
,
5591 .mode
= COMMAND_EXEC
,
5592 .help
= "Display target memory as 64-bit words",
5593 .usage
= "address [count]",
5597 .handler
= handle_md_command
,
5598 .mode
= COMMAND_EXEC
,
5599 .help
= "Display target memory as 32-bit words",
5600 .usage
= "address [count]",
5604 .handler
= handle_md_command
,
5605 .mode
= COMMAND_EXEC
,
5606 .help
= "Display target memory as 16-bit half-words",
5607 .usage
= "address [count]",
5611 .handler
= handle_md_command
,
5612 .mode
= COMMAND_EXEC
,
5613 .help
= "Display target memory as 8-bit bytes",
5614 .usage
= "address [count]",
5617 .name
= "array2mem",
5618 .mode
= COMMAND_EXEC
,
5619 .jim_handler
= jim_target_array2mem
,
5620 .help
= "Writes Tcl array of 8/16/32 bit numbers "
5622 .usage
= "arrayname bitwidth address count",
5625 .name
= "mem2array",
5626 .mode
= COMMAND_EXEC
,
5627 .jim_handler
= jim_target_mem2array
,
5628 .help
= "Loads Tcl array of 8/16/32 bit numbers "
5629 "from target memory",
5630 .usage
= "arrayname bitwidth address count",
5633 .name
= "eventlist",
5634 .handler
= handle_target_event_list
,
5635 .mode
= COMMAND_EXEC
,
5636 .help
= "displays a table of events defined for this target",
5641 .mode
= COMMAND_EXEC
,
5642 .jim_handler
= jim_target_current_state
,
5643 .help
= "displays the current state of this target",
5646 .name
= "arp_examine",
5647 .mode
= COMMAND_EXEC
,
5648 .jim_handler
= jim_target_examine
,
5649 .help
= "used internally for reset processing",
5650 .usage
= "['allow-defer']",
5653 .name
= "was_examined",
5654 .mode
= COMMAND_EXEC
,
5655 .jim_handler
= jim_target_was_examined
,
5656 .help
= "used internally for reset processing",
5659 .name
= "examine_deferred",
5660 .mode
= COMMAND_EXEC
,
5661 .jim_handler
= jim_target_examine_deferred
,
5662 .help
= "used internally for reset processing",
5665 .name
= "arp_halt_gdb",
5666 .mode
= COMMAND_EXEC
,
5667 .jim_handler
= jim_target_halt_gdb
,
5668 .help
= "used internally for reset processing to halt GDB",
5672 .mode
= COMMAND_EXEC
,
5673 .jim_handler
= jim_target_poll
,
5674 .help
= "used internally for reset processing",
5677 .name
= "arp_reset",
5678 .mode
= COMMAND_EXEC
,
5679 .jim_handler
= jim_target_reset
,
5680 .help
= "used internally for reset processing",
5684 .mode
= COMMAND_EXEC
,
5685 .jim_handler
= jim_target_halt
,
5686 .help
= "used internally for reset processing",
5689 .name
= "arp_waitstate",
5690 .mode
= COMMAND_EXEC
,
5691 .jim_handler
= jim_target_wait_state
,
5692 .help
= "used internally for reset processing",
5695 .name
= "invoke-event",
5696 .mode
= COMMAND_EXEC
,
5697 .jim_handler
= jim_target_invoke_event
,
5698 .help
= "invoke handler for specified event",
5699 .usage
= "event_name",
5701 COMMAND_REGISTRATION_DONE
5704 static int target_create(struct jim_getopt_info
*goi
)
5711 struct target
*target
;
5712 struct command_context
*cmd_ctx
;
5714 cmd_ctx
= current_command_context(goi
->interp
);
5717 if (goi
->argc
< 3) {
5718 Jim_WrongNumArgs(goi
->interp
, 1, goi
->argv
, "?name? ?type? ..options...");
5723 jim_getopt_obj(goi
, &new_cmd
);
5724 /* does this command exist? */
5725 cmd
= Jim_GetCommand(goi
->interp
, new_cmd
, JIM_NONE
);
5727 cp
= Jim_GetString(new_cmd
, NULL
);
5728 Jim_SetResultFormatted(goi
->interp
, "Command/target: %s Exists", cp
);
5733 e
= jim_getopt_string(goi
, &cp
, NULL
);
5736 struct transport
*tr
= get_current_transport();
5737 if (tr
->override_target
) {
5738 e
= tr
->override_target(&cp
);
5739 if (e
!= ERROR_OK
) {
5740 LOG_ERROR("The selected transport doesn't support this target");
5743 LOG_INFO("The selected transport took over low-level target control. The results might differ compared to plain JTAG/SWD");
5745 /* now does target type exist */
5746 for (x
= 0 ; target_types
[x
] ; x
++) {
5747 if (strcmp(cp
, target_types
[x
]->name
) == 0) {
5752 if (!target_types
[x
]) {
5753 Jim_SetResultFormatted(goi
->interp
, "Unknown target type %s, try one of ", cp
);
5754 for (x
= 0 ; target_types
[x
] ; x
++) {
5755 if (target_types
[x
+ 1]) {
5756 Jim_AppendStrings(goi
->interp
,
5757 Jim_GetResult(goi
->interp
),
5758 target_types
[x
]->name
,
5761 Jim_AppendStrings(goi
->interp
,
5762 Jim_GetResult(goi
->interp
),
5764 target_types
[x
]->name
, NULL
);
5771 target
= calloc(1, sizeof(struct target
));
5773 LOG_ERROR("Out of memory");
5777 /* set target number */
5778 target
->target_number
= new_target_number();
5780 /* allocate memory for each unique target type */
5781 target
->type
= malloc(sizeof(struct target_type
));
5782 if (!target
->type
) {
5783 LOG_ERROR("Out of memory");
5788 memcpy(target
->type
, target_types
[x
], sizeof(struct target_type
));
5790 /* default to first core, override with -coreid */
5793 target
->working_area
= 0x0;
5794 target
->working_area_size
= 0x0;
5795 target
->working_areas
= NULL
;
5796 target
->backup_working_area
= 0;
5798 target
->state
= TARGET_UNKNOWN
;
5799 target
->debug_reason
= DBG_REASON_UNDEFINED
;
5800 target
->reg_cache
= NULL
;
5801 target
->breakpoints
= NULL
;
5802 target
->watchpoints
= NULL
;
5803 target
->next
= NULL
;
5804 target
->arch_info
= NULL
;
5806 target
->verbose_halt_msg
= true;
5808 target
->halt_issued
= false;
5810 /* initialize trace information */
5811 target
->trace_info
= calloc(1, sizeof(struct trace
));
5812 if (!target
->trace_info
) {
5813 LOG_ERROR("Out of memory");
5819 target
->dbgmsg
= NULL
;
5820 target
->dbg_msg_enabled
= 0;
5822 target
->endianness
= TARGET_ENDIAN_UNKNOWN
;
5824 target
->rtos
= NULL
;
5825 target
->rtos_auto_detect
= false;
5827 target
->gdb_port_override
= NULL
;
5828 target
->gdb_max_connections
= 1;
5830 /* Do the rest as "configure" options */
5831 goi
->isconfigure
= 1;
5832 e
= target_configure(goi
, target
);
5835 if (target
->has_dap
) {
5836 if (!target
->dap_configured
) {
5837 Jim_SetResultString(goi
->interp
, "-dap ?name? required when creating target", -1);
5841 if (!target
->tap_configured
) {
5842 Jim_SetResultString(goi
->interp
, "-chain-position ?name? required when creating target", -1);
5846 /* tap must be set after target was configured */
5852 rtos_destroy(target
);
5853 free(target
->gdb_port_override
);
5854 free(target
->trace_info
);
5860 if (target
->endianness
== TARGET_ENDIAN_UNKNOWN
) {
5861 /* default endian to little if not specified */
5862 target
->endianness
= TARGET_LITTLE_ENDIAN
;
5865 cp
= Jim_GetString(new_cmd
, NULL
);
5866 target
->cmd_name
= strdup(cp
);
5867 if (!target
->cmd_name
) {
5868 LOG_ERROR("Out of memory");
5869 rtos_destroy(target
);
5870 free(target
->gdb_port_override
);
5871 free(target
->trace_info
);
5877 if (target
->type
->target_create
) {
5878 e
= (*(target
->type
->target_create
))(target
, goi
->interp
);
5879 if (e
!= ERROR_OK
) {
5880 LOG_DEBUG("target_create failed");
5881 free(target
->cmd_name
);
5882 rtos_destroy(target
);
5883 free(target
->gdb_port_override
);
5884 free(target
->trace_info
);
5891 /* create the target specific commands */
5892 if (target
->type
->commands
) {
5893 e
= register_commands(cmd_ctx
, NULL
, target
->type
->commands
);
5895 LOG_ERROR("unable to register '%s' commands", cp
);
5898 /* now - create the new target name command */
5899 const struct command_registration target_subcommands
[] = {
5901 .chain
= target_instance_command_handlers
,
5904 .chain
= target
->type
->commands
,
5906 COMMAND_REGISTRATION_DONE
5908 const struct command_registration target_commands
[] = {
5911 .mode
= COMMAND_ANY
,
5912 .help
= "target command group",
5914 .chain
= target_subcommands
,
5916 COMMAND_REGISTRATION_DONE
5918 e
= register_commands_override_target(cmd_ctx
, NULL
, target_commands
, target
);
5919 if (e
!= ERROR_OK
) {
5920 if (target
->type
->deinit_target
)
5921 target
->type
->deinit_target(target
);
5922 free(target
->cmd_name
);
5923 rtos_destroy(target
);
5924 free(target
->gdb_port_override
);
5925 free(target
->trace_info
);
5931 /* append to end of list */
5932 append_to_list_all_targets(target
);
5934 cmd_ctx
->current_target
= target
;
5938 static int jim_target_current(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5941 Jim_WrongNumArgs(interp
, 1, argv
, "Too many parameters");
5944 struct command_context
*cmd_ctx
= current_command_context(interp
);
5947 struct target
*target
= get_current_target_or_null(cmd_ctx
);
5949 Jim_SetResultString(interp
, target_name(target
), -1);
5953 static int jim_target_types(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5956 Jim_WrongNumArgs(interp
, 1, argv
, "Too many parameters");
5959 Jim_SetResult(interp
, Jim_NewListObj(interp
, NULL
, 0));
5960 for (unsigned x
= 0; target_types
[x
]; x
++) {
5961 Jim_ListAppendElement(interp
, Jim_GetResult(interp
),
5962 Jim_NewStringObj(interp
, target_types
[x
]->name
, -1));
5967 static int jim_target_names(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5970 Jim_WrongNumArgs(interp
, 1, argv
, "Too many parameters");
5973 Jim_SetResult(interp
, Jim_NewListObj(interp
, NULL
, 0));
5974 struct target
*target
= all_targets
;
5976 Jim_ListAppendElement(interp
, Jim_GetResult(interp
),
5977 Jim_NewStringObj(interp
, target_name(target
), -1));
5978 target
= target
->next
;
5983 static int jim_target_smp(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5986 const char *targetname
;
5988 struct target
*target
= NULL
;
5989 struct target_list
*head
, *curr
, *new;
5994 LOG_DEBUG("%d", argc
);
5995 /* argv[1] = target to associate in smp
5996 * argv[2] = target to associate in smp
6000 for (i
= 1; i
< argc
; i
++) {
6002 targetname
= Jim_GetString(argv
[i
], &len
);
6003 target
= get_target(targetname
);
6004 LOG_DEBUG("%s ", targetname
);
6006 new = malloc(sizeof(struct target_list
));
6007 new->target
= target
;
6018 /* now parse the list of cpu and put the target in smp mode*/
6022 target
= curr
->target
;
6024 target
->head
= head
;
6028 if (target
&& target
->rtos
)
6029 retval
= rtos_smp_init(head
->target
);
6035 static int jim_target_create(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
6037 struct jim_getopt_info goi
;
6038 jim_getopt_setup(&goi
, interp
, argc
- 1, argv
+ 1);
6040 Jim_WrongNumArgs(goi
.interp
, goi
.argc
, goi
.argv
,
6041 "<name> <target_type> [<target_options> ...]");
6044 return target_create(&goi
);
6047 static const struct command_registration target_subcommand_handlers
[] = {
6050 .mode
= COMMAND_CONFIG
,
6051 .handler
= handle_target_init_command
,
6052 .help
= "initialize targets",
6057 .mode
= COMMAND_CONFIG
,
6058 .jim_handler
= jim_target_create
,
6059 .usage
= "name type '-chain-position' name [options ...]",
6060 .help
= "Creates and selects a new target",
6064 .mode
= COMMAND_ANY
,
6065 .jim_handler
= jim_target_current
,
6066 .help
= "Returns the currently selected target",
6070 .mode
= COMMAND_ANY
,
6071 .jim_handler
= jim_target_types
,
6072 .help
= "Returns the available target types as "
6073 "a list of strings",
6077 .mode
= COMMAND_ANY
,
6078 .jim_handler
= jim_target_names
,
6079 .help
= "Returns the names of all targets as a list of strings",
6083 .mode
= COMMAND_ANY
,
6084 .jim_handler
= jim_target_smp
,
6085 .usage
= "targetname1 targetname2 ...",
6086 .help
= "gather several target in a smp list"
6089 COMMAND_REGISTRATION_DONE
6093 target_addr_t address
;
6099 static int fastload_num
;
6100 static struct fast_load
*fastload
;
6102 static void free_fastload(void)
6105 for (int i
= 0; i
< fastload_num
; i
++)
6106 free(fastload
[i
].data
);
6112 COMMAND_HANDLER(handle_fast_load_image_command
)
6116 uint32_t image_size
;
6117 target_addr_t min_address
= 0;
6118 target_addr_t max_address
= -1;
6122 int retval
= CALL_COMMAND_HANDLER(parse_load_image_command
,
6123 &image
, &min_address
, &max_address
);
6124 if (retval
!= ERROR_OK
)
6127 struct duration bench
;
6128 duration_start(&bench
);
6130 retval
= image_open(&image
, CMD_ARGV
[0], (CMD_ARGC
>= 3) ? CMD_ARGV
[2] : NULL
);
6131 if (retval
!= ERROR_OK
)
6136 fastload_num
= image
.num_sections
;
6137 fastload
= malloc(sizeof(struct fast_load
)*image
.num_sections
);
6139 command_print(CMD
, "out of memory");
6140 image_close(&image
);
6143 memset(fastload
, 0, sizeof(struct fast_load
)*image
.num_sections
);
6144 for (unsigned int i
= 0; i
< image
.num_sections
; i
++) {
6145 buffer
= malloc(image
.sections
[i
].size
);
6147 command_print(CMD
, "error allocating buffer for section (%d bytes)",
6148 (int)(image
.sections
[i
].size
));
6149 retval
= ERROR_FAIL
;
6153 retval
= image_read_section(&image
, i
, 0x0, image
.sections
[i
].size
, buffer
, &buf_cnt
);
6154 if (retval
!= ERROR_OK
) {
6159 uint32_t offset
= 0;
6160 uint32_t length
= buf_cnt
;
6162 /* DANGER!!! beware of unsigned comparison here!!! */
6164 if ((image
.sections
[i
].base_address
+ buf_cnt
>= min_address
) &&
6165 (image
.sections
[i
].base_address
< max_address
)) {
6166 if (image
.sections
[i
].base_address
< min_address
) {
6167 /* clip addresses below */
6168 offset
+= min_address
-image
.sections
[i
].base_address
;
6172 if (image
.sections
[i
].base_address
+ buf_cnt
> max_address
)
6173 length
-= (image
.sections
[i
].base_address
+ buf_cnt
)-max_address
;
6175 fastload
[i
].address
= image
.sections
[i
].base_address
+ offset
;
6176 fastload
[i
].data
= malloc(length
);
6177 if (!fastload
[i
].data
) {
6179 command_print(CMD
, "error allocating buffer for section (%" PRIu32
" bytes)",
6181 retval
= ERROR_FAIL
;
6184 memcpy(fastload
[i
].data
, buffer
+ offset
, length
);
6185 fastload
[i
].length
= length
;
6187 image_size
+= length
;
6188 command_print(CMD
, "%u bytes written at address 0x%8.8x",
6189 (unsigned int)length
,
6190 ((unsigned int)(image
.sections
[i
].base_address
+ offset
)));
6196 if ((retval
== ERROR_OK
) && (duration_measure(&bench
) == ERROR_OK
)) {
6197 command_print(CMD
, "Loaded %" PRIu32
" bytes "
6198 "in %fs (%0.3f KiB/s)", image_size
,
6199 duration_elapsed(&bench
), duration_kbps(&bench
, image_size
));
6202 "WARNING: image has not been loaded to target!"
6203 "You can issue a 'fast_load' to finish loading.");
6206 image_close(&image
);
6208 if (retval
!= ERROR_OK
)
6214 COMMAND_HANDLER(handle_fast_load_command
)
6217 return ERROR_COMMAND_SYNTAX_ERROR
;
6219 LOG_ERROR("No image in memory");
6223 int64_t ms
= timeval_ms();
6225 int retval
= ERROR_OK
;
6226 for (i
= 0; i
< fastload_num
; i
++) {
6227 struct target
*target
= get_current_target(CMD_CTX
);
6228 command_print(CMD
, "Write to 0x%08x, length 0x%08x",
6229 (unsigned int)(fastload
[i
].address
),
6230 (unsigned int)(fastload
[i
].length
));
6231 retval
= target_write_buffer(target
, fastload
[i
].address
, fastload
[i
].length
, fastload
[i
].data
);
6232 if (retval
!= ERROR_OK
)
6234 size
+= fastload
[i
].length
;
6236 if (retval
== ERROR_OK
) {
6237 int64_t after
= timeval_ms();
6238 command_print(CMD
, "Loaded image %f kBytes/s", (float)(size
/1024.0)/((float)(after
-ms
)/1000.0));
6243 static const struct command_registration target_command_handlers
[] = {
6246 .handler
= handle_targets_command
,
6247 .mode
= COMMAND_ANY
,
6248 .help
= "change current default target (one parameter) "
6249 "or prints table of all targets (no parameters)",
6250 .usage
= "[target]",
6254 .mode
= COMMAND_CONFIG
,
6255 .help
= "configure target",
6256 .chain
= target_subcommand_handlers
,
6259 COMMAND_REGISTRATION_DONE
6262 int target_register_commands(struct command_context
*cmd_ctx
)
6264 return register_commands(cmd_ctx
, NULL
, target_command_handlers
);
6267 static bool target_reset_nag
= true;
6269 bool get_target_reset_nag(void)
6271 return target_reset_nag
;
6274 COMMAND_HANDLER(handle_target_reset_nag
)
6276 return CALL_COMMAND_HANDLER(handle_command_parse_bool
,
6277 &target_reset_nag
, "Nag after each reset about options to improve "
6281 COMMAND_HANDLER(handle_ps_command
)
6283 struct target
*target
= get_current_target(CMD_CTX
);
6285 if (target
->state
!= TARGET_HALTED
) {
6286 LOG_INFO("target not halted !!");
6290 if ((target
->rtos
) && (target
->rtos
->type
)
6291 && (target
->rtos
->type
->ps_command
)) {
6292 display
= target
->rtos
->type
->ps_command(target
);
6293 command_print(CMD
, "%s", display
);
6298 return ERROR_TARGET_FAILURE
;
6302 static void binprint(struct command_invocation
*cmd
, const char *text
, const uint8_t *buf
, int size
)
6305 command_print_sameline(cmd
, "%s", text
);
6306 for (int i
= 0; i
< size
; i
++)
6307 command_print_sameline(cmd
, " %02x", buf
[i
]);
6308 command_print(cmd
, " ");
6311 COMMAND_HANDLER(handle_test_mem_access_command
)
6313 struct target
*target
= get_current_target(CMD_CTX
);
6315 int retval
= ERROR_OK
;
6317 if (target
->state
!= TARGET_HALTED
) {
6318 LOG_INFO("target not halted !!");
6323 return ERROR_COMMAND_SYNTAX_ERROR
;
6325 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], test_size
);
6328 size_t num_bytes
= test_size
+ 4;
6330 struct working_area
*wa
= NULL
;
6331 retval
= target_alloc_working_area(target
, num_bytes
, &wa
);
6332 if (retval
!= ERROR_OK
) {
6333 LOG_ERROR("Not enough working area");
6337 uint8_t *test_pattern
= malloc(num_bytes
);
6339 for (size_t i
= 0; i
< num_bytes
; i
++)
6340 test_pattern
[i
] = rand();
6342 retval
= target_write_memory(target
, wa
->address
, 1, num_bytes
, test_pattern
);
6343 if (retval
!= ERROR_OK
) {
6344 LOG_ERROR("Test pattern write failed");
6348 for (int host_offset
= 0; host_offset
<= 1; host_offset
++) {
6349 for (int size
= 1; size
<= 4; size
*= 2) {
6350 for (int offset
= 0; offset
< 4; offset
++) {
6351 uint32_t count
= test_size
/ size
;
6352 size_t host_bufsiz
= (count
+ 2) * size
+ host_offset
;
6353 uint8_t *read_ref
= malloc(host_bufsiz
);
6354 uint8_t *read_buf
= malloc(host_bufsiz
);
6356 for (size_t i
= 0; i
< host_bufsiz
; i
++) {
6357 read_ref
[i
] = rand();
6358 read_buf
[i
] = read_ref
[i
];
6360 command_print_sameline(CMD
,
6361 "Test read %" PRIu32
" x %d @ %d to %saligned buffer: ", count
,
6362 size
, offset
, host_offset
? "un" : "");
6364 struct duration bench
;
6365 duration_start(&bench
);
6367 retval
= target_read_memory(target
, wa
->address
+ offset
, size
, count
,
6368 read_buf
+ size
+ host_offset
);
6370 duration_measure(&bench
);
6372 if (retval
== ERROR_TARGET_UNALIGNED_ACCESS
) {
6373 command_print(CMD
, "Unsupported alignment");
6375 } else if (retval
!= ERROR_OK
) {
6376 command_print(CMD
, "Memory read failed");
6380 /* replay on host */
6381 memcpy(read_ref
+ size
+ host_offset
, test_pattern
+ offset
, count
* size
);
6384 int result
= memcmp(read_ref
, read_buf
, host_bufsiz
);
6386 command_print(CMD
, "Pass in %fs (%0.3f KiB/s)",
6387 duration_elapsed(&bench
),
6388 duration_kbps(&bench
, count
* size
));
6390 command_print(CMD
, "Compare failed");
6391 binprint(CMD
, "ref:", read_ref
, host_bufsiz
);
6392 binprint(CMD
, "buf:", read_buf
, host_bufsiz
);
6405 target_free_working_area(target
, wa
);
6408 num_bytes
= test_size
+ 4 + 4 + 4;
6410 retval
= target_alloc_working_area(target
, num_bytes
, &wa
);
6411 if (retval
!= ERROR_OK
) {
6412 LOG_ERROR("Not enough working area");
6416 test_pattern
= malloc(num_bytes
);
6418 for (size_t i
= 0; i
< num_bytes
; i
++)
6419 test_pattern
[i
] = rand();
6421 for (int host_offset
= 0; host_offset
<= 1; host_offset
++) {
6422 for (int size
= 1; size
<= 4; size
*= 2) {
6423 for (int offset
= 0; offset
< 4; offset
++) {
6424 uint32_t count
= test_size
/ size
;
6425 size_t host_bufsiz
= count
* size
+ host_offset
;
6426 uint8_t *read_ref
= malloc(num_bytes
);
6427 uint8_t *read_buf
= malloc(num_bytes
);
6428 uint8_t *write_buf
= malloc(host_bufsiz
);
6430 for (size_t i
= 0; i
< host_bufsiz
; i
++)
6431 write_buf
[i
] = rand();
6432 command_print_sameline(CMD
,
6433 "Test write %" PRIu32
" x %d @ %d from %saligned buffer: ", count
,
6434 size
, offset
, host_offset
? "un" : "");
6436 retval
= target_write_memory(target
, wa
->address
, 1, num_bytes
, test_pattern
);
6437 if (retval
!= ERROR_OK
) {
6438 command_print(CMD
, "Test pattern write failed");
6442 /* replay on host */
6443 memcpy(read_ref
, test_pattern
, num_bytes
);
6444 memcpy(read_ref
+ size
+ offset
, write_buf
+ host_offset
, count
* size
);
6446 struct duration bench
;
6447 duration_start(&bench
);
6449 retval
= target_write_memory(target
, wa
->address
+ size
+ offset
, size
, count
,
6450 write_buf
+ host_offset
);
6452 duration_measure(&bench
);
6454 if (retval
== ERROR_TARGET_UNALIGNED_ACCESS
) {
6455 command_print(CMD
, "Unsupported alignment");
6457 } else if (retval
!= ERROR_OK
) {
6458 command_print(CMD
, "Memory write failed");
6463 retval
= target_read_memory(target
, wa
->address
, 1, num_bytes
, read_buf
);
6464 if (retval
!= ERROR_OK
) {
6465 command_print(CMD
, "Test pattern write failed");
6470 int result
= memcmp(read_ref
, read_buf
, num_bytes
);
6472 command_print(CMD
, "Pass in %fs (%0.3f KiB/s)",
6473 duration_elapsed(&bench
),
6474 duration_kbps(&bench
, count
* size
));
6476 command_print(CMD
, "Compare failed");
6477 binprint(CMD
, "ref:", read_ref
, num_bytes
);
6478 binprint(CMD
, "buf:", read_buf
, num_bytes
);
6490 target_free_working_area(target
, wa
);
6494 static const struct command_registration target_exec_command_handlers
[] = {
6496 .name
= "fast_load_image",
6497 .handler
= handle_fast_load_image_command
,
6498 .mode
= COMMAND_ANY
,
6499 .help
= "Load image into server memory for later use by "
6500 "fast_load; primarily for profiling",
6501 .usage
= "filename address ['bin'|'ihex'|'elf'|'s19'] "
6502 "[min_address [max_length]]",
6505 .name
= "fast_load",
6506 .handler
= handle_fast_load_command
,
6507 .mode
= COMMAND_EXEC
,
6508 .help
= "loads active fast load image to current target "
6509 "- mainly for profiling purposes",
6514 .handler
= handle_profile_command
,
6515 .mode
= COMMAND_EXEC
,
6516 .usage
= "seconds filename [start end]",
6517 .help
= "profiling samples the CPU PC",
6519 /** @todo don't register virt2phys() unless target supports it */
6521 .name
= "virt2phys",
6522 .handler
= handle_virt2phys_command
,
6523 .mode
= COMMAND_ANY
,
6524 .help
= "translate a virtual address into a physical address",
6525 .usage
= "virtual_address",
6529 .handler
= handle_reg_command
,
6530 .mode
= COMMAND_EXEC
,
6531 .help
= "display (reread from target with \"force\") or set a register; "
6532 "with no arguments, displays all registers and their values",
6533 .usage
= "[(register_number|register_name) [(value|'force')]]",
6537 .handler
= handle_poll_command
,
6538 .mode
= COMMAND_EXEC
,
6539 .help
= "poll target state; or reconfigure background polling",
6540 .usage
= "['on'|'off']",
6543 .name
= "wait_halt",
6544 .handler
= handle_wait_halt_command
,
6545 .mode
= COMMAND_EXEC
,
6546 .help
= "wait up to the specified number of milliseconds "
6547 "(default 5000) for a previously requested halt",
6548 .usage
= "[milliseconds]",
6552 .handler
= handle_halt_command
,
6553 .mode
= COMMAND_EXEC
,
6554 .help
= "request target to halt, then wait up to the specified "
6555 "number of milliseconds (default 5000) for it to complete",
6556 .usage
= "[milliseconds]",
6560 .handler
= handle_resume_command
,
6561 .mode
= COMMAND_EXEC
,
6562 .help
= "resume target execution from current PC or address",
6563 .usage
= "[address]",
6567 .handler
= handle_reset_command
,
6568 .mode
= COMMAND_EXEC
,
6569 .usage
= "[run|halt|init]",
6570 .help
= "Reset all targets into the specified mode. "
6571 "Default reset mode is run, if not given.",
6574 .name
= "soft_reset_halt",
6575 .handler
= handle_soft_reset_halt_command
,
6576 .mode
= COMMAND_EXEC
,
6578 .help
= "halt the target and do a soft reset",
6582 .handler
= handle_step_command
,
6583 .mode
= COMMAND_EXEC
,
6584 .help
= "step one instruction from current PC or address",
6585 .usage
= "[address]",
6589 .handler
= handle_md_command
,
6590 .mode
= COMMAND_EXEC
,
6591 .help
= "display memory double-words",
6592 .usage
= "['phys'] address [count]",
6596 .handler
= handle_md_command
,
6597 .mode
= COMMAND_EXEC
,
6598 .help
= "display memory words",
6599 .usage
= "['phys'] address [count]",
6603 .handler
= handle_md_command
,
6604 .mode
= COMMAND_EXEC
,
6605 .help
= "display memory half-words",
6606 .usage
= "['phys'] address [count]",
6610 .handler
= handle_md_command
,
6611 .mode
= COMMAND_EXEC
,
6612 .help
= "display memory bytes",
6613 .usage
= "['phys'] address [count]",
6617 .handler
= handle_mw_command
,
6618 .mode
= COMMAND_EXEC
,
6619 .help
= "write memory double-word",
6620 .usage
= "['phys'] address value [count]",
6624 .handler
= handle_mw_command
,
6625 .mode
= COMMAND_EXEC
,
6626 .help
= "write memory word",
6627 .usage
= "['phys'] address value [count]",
6631 .handler
= handle_mw_command
,
6632 .mode
= COMMAND_EXEC
,
6633 .help
= "write memory half-word",
6634 .usage
= "['phys'] address value [count]",
6638 .handler
= handle_mw_command
,
6639 .mode
= COMMAND_EXEC
,
6640 .help
= "write memory byte",
6641 .usage
= "['phys'] address value [count]",
6645 .handler
= handle_bp_command
,
6646 .mode
= COMMAND_EXEC
,
6647 .help
= "list or set hardware or software breakpoint",
6648 .usage
= "[<address> [<asid>] <length> ['hw'|'hw_ctx']]",
6652 .handler
= handle_rbp_command
,
6653 .mode
= COMMAND_EXEC
,
6654 .help
= "remove breakpoint",
6655 .usage
= "'all' | address",
6659 .handler
= handle_wp_command
,
6660 .mode
= COMMAND_EXEC
,
6661 .help
= "list (no params) or create watchpoints",
6662 .usage
= "[address length [('r'|'w'|'a') value [mask]]]",
6666 .handler
= handle_rwp_command
,
6667 .mode
= COMMAND_EXEC
,
6668 .help
= "remove watchpoint",
6672 .name
= "load_image",
6673 .handler
= handle_load_image_command
,
6674 .mode
= COMMAND_EXEC
,
6675 .usage
= "filename address ['bin'|'ihex'|'elf'|'s19'] "
6676 "[min_address] [max_length]",
6679 .name
= "dump_image",
6680 .handler
= handle_dump_image_command
,
6681 .mode
= COMMAND_EXEC
,
6682 .usage
= "filename address size",
6685 .name
= "verify_image_checksum",
6686 .handler
= handle_verify_image_checksum_command
,
6687 .mode
= COMMAND_EXEC
,
6688 .usage
= "filename [offset [type]]",
6691 .name
= "verify_image",
6692 .handler
= handle_verify_image_command
,
6693 .mode
= COMMAND_EXEC
,
6694 .usage
= "filename [offset [type]]",
6697 .name
= "test_image",
6698 .handler
= handle_test_image_command
,
6699 .mode
= COMMAND_EXEC
,
6700 .usage
= "filename [offset [type]]",
6703 .name
= "mem2array",
6704 .mode
= COMMAND_EXEC
,
6705 .jim_handler
= jim_mem2array
,
6706 .help
= "read 8/16/32 bit memory and return as a TCL array "
6707 "for script processing",
6708 .usage
= "arrayname bitwidth address count",
6711 .name
= "array2mem",
6712 .mode
= COMMAND_EXEC
,
6713 .jim_handler
= jim_array2mem
,
6714 .help
= "convert a TCL array to memory locations "
6715 "and write the 8/16/32 bit values",
6716 .usage
= "arrayname bitwidth address count",
6719 .name
= "reset_nag",
6720 .handler
= handle_target_reset_nag
,
6721 .mode
= COMMAND_ANY
,
6722 .help
= "Nag after each reset about options that could have been "
6723 "enabled to improve performance.",
6724 .usage
= "['enable'|'disable']",
6728 .handler
= handle_ps_command
,
6729 .mode
= COMMAND_EXEC
,
6730 .help
= "list all tasks",
6734 .name
= "test_mem_access",
6735 .handler
= handle_test_mem_access_command
,
6736 .mode
= COMMAND_EXEC
,
6737 .help
= "Test the target's memory access functions",
6741 COMMAND_REGISTRATION_DONE
6743 static int target_register_user_commands(struct command_context
*cmd_ctx
)
6745 int retval
= ERROR_OK
;
6746 retval
= target_request_register_commands(cmd_ctx
);
6747 if (retval
!= ERROR_OK
)
6750 retval
= trace_register_commands(cmd_ctx
);
6751 if (retval
!= ERROR_OK
)
6755 return register_commands(cmd_ctx
, NULL
, target_exec_command_handlers
);