1 // SPDX-License-Identifier: GPL-2.0-or-later
3 /***************************************************************************
4 * Copyright (C) 2005 by Dominic Rath *
5 * Dominic.Rath@gmx.de *
7 * Copyright (C) 2007-2010 Øyvind Harboe *
8 * oyvind.harboe@zylin.com *
10 * Copyright (C) 2008, Duane Ellis *
11 * openocd@duaneeellis.com *
13 * Copyright (C) 2008 by Spencer Oliver *
14 * spen@spen-soft.co.uk *
16 * Copyright (C) 2008 by Rick Altherr *
17 * kc8apf@kc8apf.net> *
19 * Copyright (C) 2011 by Broadcom Corporation *
20 * Evan Hunter - ehunter@broadcom.com *
22 * Copyright (C) ST-Ericsson SA 2011 *
23 * michel.jaouen@stericsson.com : smp minimum support *
25 * Copyright (C) 2011 Andreas Fritiofson *
26 * andreas.fritiofson@gmail.com *
27 ***************************************************************************/
33 #include <helper/align.h>
34 #include <helper/nvp.h>
35 #include <helper/time_support.h>
36 #include <jtag/jtag.h>
37 #include <flash/nor/core.h>
40 #include "target_type.h"
41 #include "target_request.h"
42 #include "breakpoints.h"
46 #include "rtos/rtos.h"
47 #include "transport/transport.h"
50 #include "semihosting_common.h"
52 /* default halt wait timeout (ms) */
53 #define DEFAULT_HALT_TIMEOUT 5000
55 static int target_read_buffer_default(struct target
*target
, target_addr_t address
,
56 uint32_t count
, uint8_t *buffer
);
57 static int target_write_buffer_default(struct target
*target
, target_addr_t address
,
58 uint32_t count
, const uint8_t *buffer
);
59 static int target_register_user_commands(struct command_context
*cmd_ctx
);
60 static int target_get_gdb_fileio_info_default(struct target
*target
,
61 struct gdb_fileio_info
*fileio_info
);
62 static int target_gdb_fileio_end_default(struct target
*target
, int retcode
,
63 int fileio_errno
, bool ctrl_c
);
65 static struct target_type
*target_types
[] = {
107 struct target
*all_targets
;
108 static struct target_event_callback
*target_event_callbacks
;
109 static struct target_timer_callback
*target_timer_callbacks
;
110 static int64_t target_timer_next_event_value
;
111 static LIST_HEAD(target_reset_callback_list
);
112 static LIST_HEAD(target_trace_callback_list
);
113 static const int polling_interval
= TARGET_DEFAULT_POLLING_INTERVAL
;
114 static LIST_HEAD(empty_smp_targets
);
121 static const struct nvp nvp_assert
[] = {
122 { .name
= "assert", NVP_ASSERT
},
123 { .name
= "deassert", NVP_DEASSERT
},
124 { .name
= "T", NVP_ASSERT
},
125 { .name
= "F", NVP_DEASSERT
},
126 { .name
= "t", NVP_ASSERT
},
127 { .name
= "f", NVP_DEASSERT
},
128 { .name
= NULL
, .value
= -1 }
131 static const struct nvp nvp_error_target
[] = {
132 { .value
= ERROR_TARGET_INVALID
, .name
= "err-invalid" },
133 { .value
= ERROR_TARGET_INIT_FAILED
, .name
= "err-init-failed" },
134 { .value
= ERROR_TARGET_TIMEOUT
, .name
= "err-timeout" },
135 { .value
= ERROR_TARGET_NOT_HALTED
, .name
= "err-not-halted" },
136 { .value
= ERROR_TARGET_FAILURE
, .name
= "err-failure" },
137 { .value
= ERROR_TARGET_UNALIGNED_ACCESS
, .name
= "err-unaligned-access" },
138 { .value
= ERROR_TARGET_DATA_ABORT
, .name
= "err-data-abort" },
139 { .value
= ERROR_TARGET_RESOURCE_NOT_AVAILABLE
, .name
= "err-resource-not-available" },
140 { .value
= ERROR_TARGET_TRANSLATION_FAULT
, .name
= "err-translation-fault" },
141 { .value
= ERROR_TARGET_NOT_RUNNING
, .name
= "err-not-running" },
142 { .value
= ERROR_TARGET_NOT_EXAMINED
, .name
= "err-not-examined" },
143 { .value
= -1, .name
= NULL
}
146 static const char *target_strerror_safe(int err
)
150 n
= nvp_value2name(nvp_error_target
, err
);
157 static const struct jim_nvp nvp_target_event
[] = {
159 { .value
= TARGET_EVENT_GDB_HALT
, .name
= "gdb-halt" },
160 { .value
= TARGET_EVENT_HALTED
, .name
= "halted" },
161 { .value
= TARGET_EVENT_RESUMED
, .name
= "resumed" },
162 { .value
= TARGET_EVENT_RESUME_START
, .name
= "resume-start" },
163 { .value
= TARGET_EVENT_RESUME_END
, .name
= "resume-end" },
164 { .value
= TARGET_EVENT_STEP_START
, .name
= "step-start" },
165 { .value
= TARGET_EVENT_STEP_END
, .name
= "step-end" },
167 { .name
= "gdb-start", .value
= TARGET_EVENT_GDB_START
},
168 { .name
= "gdb-end", .value
= TARGET_EVENT_GDB_END
},
170 { .value
= TARGET_EVENT_RESET_START
, .name
= "reset-start" },
171 { .value
= TARGET_EVENT_RESET_ASSERT_PRE
, .name
= "reset-assert-pre" },
172 { .value
= TARGET_EVENT_RESET_ASSERT
, .name
= "reset-assert" },
173 { .value
= TARGET_EVENT_RESET_ASSERT_POST
, .name
= "reset-assert-post" },
174 { .value
= TARGET_EVENT_RESET_DEASSERT_PRE
, .name
= "reset-deassert-pre" },
175 { .value
= TARGET_EVENT_RESET_DEASSERT_POST
, .name
= "reset-deassert-post" },
176 { .value
= TARGET_EVENT_RESET_INIT
, .name
= "reset-init" },
177 { .value
= TARGET_EVENT_RESET_END
, .name
= "reset-end" },
179 { .value
= TARGET_EVENT_EXAMINE_START
, .name
= "examine-start" },
180 { .value
= TARGET_EVENT_EXAMINE_FAIL
, .name
= "examine-fail" },
181 { .value
= TARGET_EVENT_EXAMINE_END
, .name
= "examine-end" },
183 { .value
= TARGET_EVENT_DEBUG_HALTED
, .name
= "debug-halted" },
184 { .value
= TARGET_EVENT_DEBUG_RESUMED
, .name
= "debug-resumed" },
186 { .value
= TARGET_EVENT_GDB_ATTACH
, .name
= "gdb-attach" },
187 { .value
= TARGET_EVENT_GDB_DETACH
, .name
= "gdb-detach" },
189 { .value
= TARGET_EVENT_GDB_FLASH_WRITE_START
, .name
= "gdb-flash-write-start" },
190 { .value
= TARGET_EVENT_GDB_FLASH_WRITE_END
, .name
= "gdb-flash-write-end" },
192 { .value
= TARGET_EVENT_GDB_FLASH_ERASE_START
, .name
= "gdb-flash-erase-start" },
193 { .value
= TARGET_EVENT_GDB_FLASH_ERASE_END
, .name
= "gdb-flash-erase-end" },
195 { .value
= TARGET_EVENT_TRACE_CONFIG
, .name
= "trace-config" },
197 { .value
= TARGET_EVENT_SEMIHOSTING_USER_CMD_0X100
, .name
= "semihosting-user-cmd-0x100" },
198 { .value
= TARGET_EVENT_SEMIHOSTING_USER_CMD_0X101
, .name
= "semihosting-user-cmd-0x101" },
199 { .value
= TARGET_EVENT_SEMIHOSTING_USER_CMD_0X102
, .name
= "semihosting-user-cmd-0x102" },
200 { .value
= TARGET_EVENT_SEMIHOSTING_USER_CMD_0X103
, .name
= "semihosting-user-cmd-0x103" },
201 { .value
= TARGET_EVENT_SEMIHOSTING_USER_CMD_0X104
, .name
= "semihosting-user-cmd-0x104" },
202 { .value
= TARGET_EVENT_SEMIHOSTING_USER_CMD_0X105
, .name
= "semihosting-user-cmd-0x105" },
203 { .value
= TARGET_EVENT_SEMIHOSTING_USER_CMD_0X106
, .name
= "semihosting-user-cmd-0x106" },
204 { .value
= TARGET_EVENT_SEMIHOSTING_USER_CMD_0X107
, .name
= "semihosting-user-cmd-0x107" },
206 { .name
= NULL
, .value
= -1 }
209 static const struct nvp nvp_target_state
[] = {
210 { .name
= "unknown", .value
= TARGET_UNKNOWN
},
211 { .name
= "running", .value
= TARGET_RUNNING
},
212 { .name
= "halted", .value
= TARGET_HALTED
},
213 { .name
= "reset", .value
= TARGET_RESET
},
214 { .name
= "debug-running", .value
= TARGET_DEBUG_RUNNING
},
215 { .name
= NULL
, .value
= -1 },
218 static const struct nvp nvp_target_debug_reason
[] = {
219 { .name
= "debug-request", .value
= DBG_REASON_DBGRQ
},
220 { .name
= "breakpoint", .value
= DBG_REASON_BREAKPOINT
},
221 { .name
= "watchpoint", .value
= DBG_REASON_WATCHPOINT
},
222 { .name
= "watchpoint-and-breakpoint", .value
= DBG_REASON_WPTANDBKPT
},
223 { .name
= "single-step", .value
= DBG_REASON_SINGLESTEP
},
224 { .name
= "target-not-halted", .value
= DBG_REASON_NOTHALTED
},
225 { .name
= "program-exit", .value
= DBG_REASON_EXIT
},
226 { .name
= "exception-catch", .value
= DBG_REASON_EXC_CATCH
},
227 { .name
= "undefined", .value
= DBG_REASON_UNDEFINED
},
228 { .name
= NULL
, .value
= -1 },
231 static const struct jim_nvp nvp_target_endian
[] = {
232 { .name
= "big", .value
= TARGET_BIG_ENDIAN
},
233 { .name
= "little", .value
= TARGET_LITTLE_ENDIAN
},
234 { .name
= "be", .value
= TARGET_BIG_ENDIAN
},
235 { .name
= "le", .value
= TARGET_LITTLE_ENDIAN
},
236 { .name
= NULL
, .value
= -1 },
239 static const struct nvp nvp_reset_modes
[] = {
240 { .name
= "unknown", .value
= RESET_UNKNOWN
},
241 { .name
= "run", .value
= RESET_RUN
},
242 { .name
= "halt", .value
= RESET_HALT
},
243 { .name
= "init", .value
= RESET_INIT
},
244 { .name
= NULL
, .value
= -1 },
247 const char *debug_reason_name(const struct target
*t
)
251 cp
= nvp_value2name(nvp_target_debug_reason
,
252 t
->debug_reason
)->name
;
254 LOG_ERROR("Invalid debug reason: %d", (int)(t
->debug_reason
));
255 cp
= "(*BUG*unknown*BUG*)";
260 const char *target_state_name(const struct target
*t
)
263 cp
= nvp_value2name(nvp_target_state
, t
->state
)->name
;
265 LOG_ERROR("Invalid target state: %d", (int)(t
->state
));
266 cp
= "(*BUG*unknown*BUG*)";
269 if (!target_was_examined(t
) && t
->defer_examine
)
270 cp
= "examine deferred";
275 const char *target_event_name(enum target_event event
)
278 cp
= jim_nvp_value2name_simple(nvp_target_event
, event
)->name
;
280 LOG_ERROR("Invalid target event: %d", (int)(event
));
281 cp
= "(*BUG*unknown*BUG*)";
286 const char *target_reset_mode_name(enum target_reset_mode reset_mode
)
289 cp
= nvp_value2name(nvp_reset_modes
, reset_mode
)->name
;
291 LOG_ERROR("Invalid target reset mode: %d", (int)(reset_mode
));
292 cp
= "(*BUG*unknown*BUG*)";
297 static void append_to_list_all_targets(struct target
*target
)
299 struct target
**t
= &all_targets
;
306 /* read a uint64_t from a buffer in target memory endianness */
307 uint64_t target_buffer_get_u64(struct target
*target
, const uint8_t *buffer
)
309 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
310 return le_to_h_u64(buffer
);
312 return be_to_h_u64(buffer
);
315 /* read a uint32_t from a buffer in target memory endianness */
316 uint32_t target_buffer_get_u32(struct target
*target
, const uint8_t *buffer
)
318 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
319 return le_to_h_u32(buffer
);
321 return be_to_h_u32(buffer
);
324 /* read a uint24_t from a buffer in target memory endianness */
325 uint32_t target_buffer_get_u24(struct target
*target
, const uint8_t *buffer
)
327 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
328 return le_to_h_u24(buffer
);
330 return be_to_h_u24(buffer
);
333 /* read a uint16_t from a buffer in target memory endianness */
334 uint16_t target_buffer_get_u16(struct target
*target
, const uint8_t *buffer
)
336 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
337 return le_to_h_u16(buffer
);
339 return be_to_h_u16(buffer
);
342 /* write a uint64_t to a buffer in target memory endianness */
343 void target_buffer_set_u64(struct target
*target
, uint8_t *buffer
, uint64_t value
)
345 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
346 h_u64_to_le(buffer
, value
);
348 h_u64_to_be(buffer
, value
);
351 /* write a uint32_t to a buffer in target memory endianness */
352 void target_buffer_set_u32(struct target
*target
, uint8_t *buffer
, uint32_t value
)
354 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
355 h_u32_to_le(buffer
, value
);
357 h_u32_to_be(buffer
, value
);
360 /* write a uint24_t to a buffer in target memory endianness */
361 void target_buffer_set_u24(struct target
*target
, uint8_t *buffer
, uint32_t value
)
363 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
364 h_u24_to_le(buffer
, value
);
366 h_u24_to_be(buffer
, value
);
369 /* write a uint16_t to a buffer in target memory endianness */
370 void target_buffer_set_u16(struct target
*target
, uint8_t *buffer
, uint16_t value
)
372 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
373 h_u16_to_le(buffer
, value
);
375 h_u16_to_be(buffer
, value
);
378 /* write a uint8_t to a buffer in target memory endianness */
379 static void target_buffer_set_u8(struct target
*target
, uint8_t *buffer
, uint8_t value
)
384 /* write a uint64_t array to a buffer in target memory endianness */
385 void target_buffer_get_u64_array(struct target
*target
, const uint8_t *buffer
, uint32_t count
, uint64_t *dstbuf
)
388 for (i
= 0; i
< count
; i
++)
389 dstbuf
[i
] = target_buffer_get_u64(target
, &buffer
[i
* 8]);
392 /* write a uint32_t array to a buffer in target memory endianness */
393 void target_buffer_get_u32_array(struct target
*target
, const uint8_t *buffer
, uint32_t count
, uint32_t *dstbuf
)
396 for (i
= 0; i
< count
; i
++)
397 dstbuf
[i
] = target_buffer_get_u32(target
, &buffer
[i
* 4]);
400 /* write a uint16_t array to a buffer in target memory endianness */
401 void target_buffer_get_u16_array(struct target
*target
, const uint8_t *buffer
, uint32_t count
, uint16_t *dstbuf
)
404 for (i
= 0; i
< count
; i
++)
405 dstbuf
[i
] = target_buffer_get_u16(target
, &buffer
[i
* 2]);
408 /* write a uint64_t array to a buffer in target memory endianness */
409 void target_buffer_set_u64_array(struct target
*target
, uint8_t *buffer
, uint32_t count
, const uint64_t *srcbuf
)
412 for (i
= 0; i
< count
; i
++)
413 target_buffer_set_u64(target
, &buffer
[i
* 8], srcbuf
[i
]);
416 /* write a uint32_t array to a buffer in target memory endianness */
417 void target_buffer_set_u32_array(struct target
*target
, uint8_t *buffer
, uint32_t count
, const uint32_t *srcbuf
)
420 for (i
= 0; i
< count
; i
++)
421 target_buffer_set_u32(target
, &buffer
[i
* 4], srcbuf
[i
]);
424 /* write a uint16_t array to a buffer in target memory endianness */
425 void target_buffer_set_u16_array(struct target
*target
, uint8_t *buffer
, uint32_t count
, const uint16_t *srcbuf
)
428 for (i
= 0; i
< count
; i
++)
429 target_buffer_set_u16(target
, &buffer
[i
* 2], srcbuf
[i
]);
432 /* return a pointer to a configured target; id is name or index in all_targets */
433 struct target
*get_target(const char *id
)
435 struct target
*target
;
437 /* try as tcltarget name */
438 for (target
= all_targets
; target
; target
= target
->next
) {
439 if (!target_name(target
))
441 if (strcmp(id
, target_name(target
)) == 0)
446 unsigned int index
, counter
;
447 if (parse_uint(id
, &index
) != ERROR_OK
)
450 for (target
= all_targets
, counter
= index
;
452 target
= target
->next
, --counter
)
458 struct target
*get_current_target(struct command_context
*cmd_ctx
)
460 struct target
*target
= get_current_target_or_null(cmd_ctx
);
463 LOG_ERROR("BUG: current_target out of bounds");
470 struct target
*get_current_target_or_null(struct command_context
*cmd_ctx
)
472 return cmd_ctx
->current_target_override
473 ? cmd_ctx
->current_target_override
474 : cmd_ctx
->current_target
;
477 int target_poll(struct target
*target
)
481 /* We can't poll until after examine */
482 if (!target_was_examined(target
)) {
483 /* Fail silently lest we pollute the log */
487 retval
= target
->type
->poll(target
);
488 if (retval
!= ERROR_OK
)
491 if (target
->halt_issued
) {
492 if (target
->state
== TARGET_HALTED
)
493 target
->halt_issued
= false;
495 int64_t t
= timeval_ms() - target
->halt_issued_time
;
496 if (t
> DEFAULT_HALT_TIMEOUT
) {
497 target
->halt_issued
= false;
498 LOG_INFO("Halt timed out, wake up GDB.");
499 target_call_event_callbacks(target
, TARGET_EVENT_GDB_HALT
);
507 int target_halt(struct target
*target
)
510 /* We can't poll until after examine */
511 if (!target_was_examined(target
)) {
512 LOG_ERROR("Target not examined yet");
516 retval
= target
->type
->halt(target
);
517 if (retval
!= ERROR_OK
)
520 target
->halt_issued
= true;
521 target
->halt_issued_time
= timeval_ms();
527 * Make the target (re)start executing using its saved execution
528 * context (possibly with some modifications).
530 * @param target Which target should start executing.
531 * @param current True to use the target's saved program counter instead
532 * of the address parameter
533 * @param address Optionally used as the program counter.
534 * @param handle_breakpoints True iff breakpoints at the resumption PC
535 * should be skipped. (For example, maybe execution was stopped by
536 * such a breakpoint, in which case it would be counterproductive to
538 * @param debug_execution False if all working areas allocated by OpenOCD
539 * should be released and/or restored to their original contents.
540 * (This would for example be true to run some downloaded "helper"
541 * algorithm code, which resides in one such working buffer and uses
542 * another for data storage.)
544 * @todo Resolve the ambiguity about what the "debug_execution" flag
545 * signifies. For example, Target implementations don't agree on how
546 * it relates to invalidation of the register cache, or to whether
547 * breakpoints and watchpoints should be enabled. (It would seem wrong
548 * to enable breakpoints when running downloaded "helper" algorithms
549 * (debug_execution true), since the breakpoints would be set to match
550 * target firmware being debugged, not the helper algorithm.... and
551 * enabling them could cause such helpers to malfunction (for example,
552 * by overwriting data with a breakpoint instruction. On the other
553 * hand the infrastructure for running such helpers might use this
554 * procedure but rely on hardware breakpoint to detect termination.)
556 int target_resume(struct target
*target
, int current
, target_addr_t address
,
557 int handle_breakpoints
, int debug_execution
)
561 /* We can't poll until after examine */
562 if (!target_was_examined(target
)) {
563 LOG_ERROR("Target not examined yet");
567 target_call_event_callbacks(target
, TARGET_EVENT_RESUME_START
);
569 /* note that resume *must* be asynchronous. The CPU can halt before
570 * we poll. The CPU can even halt at the current PC as a result of
571 * a software breakpoint being inserted by (a bug?) the application.
574 * resume() triggers the event 'resumed'. The execution of TCL commands
575 * in the event handler causes the polling of targets. If the target has
576 * already halted for a breakpoint, polling will run the 'halted' event
577 * handler before the pending 'resumed' handler.
578 * Disable polling during resume() to guarantee the execution of handlers
579 * in the correct order.
581 bool save_poll_mask
= jtag_poll_mask();
582 retval
= target
->type
->resume(target
, current
, address
, handle_breakpoints
, debug_execution
);
583 jtag_poll_unmask(save_poll_mask
);
585 if (retval
!= ERROR_OK
)
588 target_call_event_callbacks(target
, TARGET_EVENT_RESUME_END
);
593 static int target_process_reset(struct command_invocation
*cmd
, enum target_reset_mode reset_mode
)
598 n
= nvp_value2name(nvp_reset_modes
, reset_mode
);
600 LOG_ERROR("invalid reset mode");
604 struct target
*target
;
605 for (target
= all_targets
; target
; target
= target
->next
)
606 target_call_reset_callbacks(target
, reset_mode
);
608 /* disable polling during reset to make reset event scripts
609 * more predictable, i.e. dr/irscan & pathmove in events will
610 * not have JTAG operations injected into the middle of a sequence.
612 bool save_poll_mask
= jtag_poll_mask();
614 sprintf(buf
, "ocd_process_reset %s", n
->name
);
615 retval
= Jim_Eval(cmd
->ctx
->interp
, buf
);
617 jtag_poll_unmask(save_poll_mask
);
619 if (retval
!= JIM_OK
) {
620 Jim_MakeErrorMessage(cmd
->ctx
->interp
);
621 command_print(cmd
, "%s", Jim_GetString(Jim_GetResult(cmd
->ctx
->interp
), NULL
));
625 /* We want any events to be processed before the prompt */
626 retval
= target_call_timer_callbacks_now();
628 for (target
= all_targets
; target
; target
= target
->next
) {
629 target
->type
->check_reset(target
);
630 target
->running_alg
= false;
636 static int identity_virt2phys(struct target
*target
,
637 target_addr_t
virtual, target_addr_t
*physical
)
643 static int no_mmu(struct target
*target
, int *enabled
)
650 * Reset the @c examined flag for the given target.
651 * Pure paranoia -- targets are zeroed on allocation.
653 static inline void target_reset_examined(struct target
*target
)
655 target
->examined
= false;
658 static int default_examine(struct target
*target
)
660 target_set_examined(target
);
664 /* no check by default */
665 static int default_check_reset(struct target
*target
)
670 /* Equivalent Tcl code arp_examine_one is in src/target/startup.tcl
672 int target_examine_one(struct target
*target
)
674 LOG_TARGET_DEBUG(target
, "Examination started");
676 target_call_event_callbacks(target
, TARGET_EVENT_EXAMINE_START
);
678 int retval
= target
->type
->examine(target
);
679 if (retval
!= ERROR_OK
) {
680 LOG_TARGET_ERROR(target
, "Examination failed");
681 LOG_TARGET_DEBUG(target
, "examine() returned error code %d", retval
);
682 target_reset_examined(target
);
683 target_call_event_callbacks(target
, TARGET_EVENT_EXAMINE_FAIL
);
687 target_set_examined(target
);
688 target_call_event_callbacks(target
, TARGET_EVENT_EXAMINE_END
);
690 LOG_TARGET_INFO(target
, "Examination succeed");
694 static int jtag_enable_callback(enum jtag_event event
, void *priv
)
696 struct target
*target
= priv
;
698 if (event
!= JTAG_TAP_EVENT_ENABLE
|| !target
->tap
->enabled
)
701 jtag_unregister_event_callback(jtag_enable_callback
, target
);
703 return target_examine_one(target
);
706 /* Targets that correctly implement init + examine, i.e.
707 * no communication with target during init:
711 int target_examine(void)
713 int retval
= ERROR_OK
;
714 struct target
*target
;
716 for (target
= all_targets
; target
; target
= target
->next
) {
717 /* defer examination, but don't skip it */
718 if (!target
->tap
->enabled
) {
719 jtag_register_event_callback(jtag_enable_callback
,
724 if (target
->defer_examine
)
727 int retval2
= target_examine_one(target
);
728 if (retval2
!= ERROR_OK
) {
729 LOG_WARNING("target %s examination failed", target_name(target
));
736 const char *target_type_name(const struct target
*target
)
738 return target
->type
->name
;
741 static int target_soft_reset_halt(struct target
*target
)
743 if (!target_was_examined(target
)) {
744 LOG_ERROR("Target not examined yet");
747 if (!target
->type
->soft_reset_halt
) {
748 LOG_ERROR("Target %s does not support soft_reset_halt",
749 target_name(target
));
752 return target
->type
->soft_reset_halt(target
);
756 * Downloads a target-specific native code algorithm to the target,
757 * and executes it. * Note that some targets may need to set up, enable,
758 * and tear down a breakpoint (hard or * soft) to detect algorithm
759 * termination, while others may support lower overhead schemes where
760 * soft breakpoints embedded in the algorithm automatically terminate the
763 * @param target used to run the algorithm
764 * @param num_mem_params
766 * @param num_reg_params
771 * @param arch_info target-specific description of the algorithm.
773 int target_run_algorithm(struct target
*target
,
774 int num_mem_params
, struct mem_param
*mem_params
,
775 int num_reg_params
, struct reg_param
*reg_param
,
776 target_addr_t entry_point
, target_addr_t exit_point
,
777 unsigned int timeout_ms
, void *arch_info
)
779 int retval
= ERROR_FAIL
;
781 if (!target_was_examined(target
)) {
782 LOG_ERROR("Target not examined yet");
785 if (!target
->type
->run_algorithm
) {
786 LOG_ERROR("Target type '%s' does not support %s",
787 target_type_name(target
), __func__
);
791 target
->running_alg
= true;
792 retval
= target
->type
->run_algorithm(target
,
793 num_mem_params
, mem_params
,
794 num_reg_params
, reg_param
,
795 entry_point
, exit_point
, timeout_ms
, arch_info
);
796 target
->running_alg
= false;
803 * Executes a target-specific native code algorithm and leaves it running.
805 * @param target used to run the algorithm
806 * @param num_mem_params
808 * @param num_reg_params
812 * @param arch_info target-specific description of the algorithm.
814 int target_start_algorithm(struct target
*target
,
815 int num_mem_params
, struct mem_param
*mem_params
,
816 int num_reg_params
, struct reg_param
*reg_params
,
817 target_addr_t entry_point
, target_addr_t exit_point
,
820 int retval
= ERROR_FAIL
;
822 if (!target_was_examined(target
)) {
823 LOG_ERROR("Target not examined yet");
826 if (!target
->type
->start_algorithm
) {
827 LOG_ERROR("Target type '%s' does not support %s",
828 target_type_name(target
), __func__
);
831 if (target
->running_alg
) {
832 LOG_ERROR("Target is already running an algorithm");
836 target
->running_alg
= true;
837 retval
= target
->type
->start_algorithm(target
,
838 num_mem_params
, mem_params
,
839 num_reg_params
, reg_params
,
840 entry_point
, exit_point
, arch_info
);
847 * Waits for an algorithm started with target_start_algorithm() to complete.
849 * @param target used to run the algorithm
850 * @param num_mem_params
852 * @param num_reg_params
856 * @param arch_info target-specific description of the algorithm.
858 int target_wait_algorithm(struct target
*target
,
859 int num_mem_params
, struct mem_param
*mem_params
,
860 int num_reg_params
, struct reg_param
*reg_params
,
861 target_addr_t exit_point
, unsigned int timeout_ms
,
864 int retval
= ERROR_FAIL
;
866 if (!target
->type
->wait_algorithm
) {
867 LOG_ERROR("Target type '%s' does not support %s",
868 target_type_name(target
), __func__
);
871 if (!target
->running_alg
) {
872 LOG_ERROR("Target is not running an algorithm");
876 retval
= target
->type
->wait_algorithm(target
,
877 num_mem_params
, mem_params
,
878 num_reg_params
, reg_params
,
879 exit_point
, timeout_ms
, arch_info
);
880 if (retval
!= ERROR_TARGET_TIMEOUT
)
881 target
->running_alg
= false;
888 * Streams data to a circular buffer on target intended for consumption by code
889 * running asynchronously on target.
891 * This is intended for applications where target-specific native code runs
892 * on the target, receives data from the circular buffer, does something with
893 * it (most likely writing it to a flash memory), and advances the circular
896 * This assumes that the helper algorithm has already been loaded to the target,
897 * but has not been started yet. Given memory and register parameters are passed
900 * The buffer is defined by (buffer_start, buffer_size) arguments and has the
903 * [buffer_start + 0, buffer_start + 4):
904 * Write Pointer address (aka head). Written and updated by this
905 * routine when new data is written to the circular buffer.
906 * [buffer_start + 4, buffer_start + 8):
907 * Read Pointer address (aka tail). Updated by code running on the
908 * target after it consumes data.
909 * [buffer_start + 8, buffer_start + buffer_size):
910 * Circular buffer contents.
912 * See contrib/loaders/flash/stm32f1x.S for an example.
914 * @param target used to run the algorithm
915 * @param buffer address on the host where data to be sent is located
916 * @param count number of blocks to send
917 * @param block_size size in bytes of each block
918 * @param num_mem_params count of memory-based params to pass to algorithm
919 * @param mem_params memory-based params to pass to algorithm
920 * @param num_reg_params count of register-based params to pass to algorithm
921 * @param reg_params memory-based params to pass to algorithm
922 * @param buffer_start address on the target of the circular buffer structure
923 * @param buffer_size size of the circular buffer structure
924 * @param entry_point address on the target to execute to start the algorithm
925 * @param exit_point address at which to set a breakpoint to catch the
926 * end of the algorithm; can be 0 if target triggers a breakpoint itself
930 int target_run_flash_async_algorithm(struct target
*target
,
931 const uint8_t *buffer
, uint32_t count
, int block_size
,
932 int num_mem_params
, struct mem_param
*mem_params
,
933 int num_reg_params
, struct reg_param
*reg_params
,
934 uint32_t buffer_start
, uint32_t buffer_size
,
935 uint32_t entry_point
, uint32_t exit_point
, void *arch_info
)
940 const uint8_t *buffer_orig
= buffer
;
942 /* Set up working area. First word is write pointer, second word is read pointer,
943 * rest is fifo data area. */
944 uint32_t wp_addr
= buffer_start
;
945 uint32_t rp_addr
= buffer_start
+ 4;
946 uint32_t fifo_start_addr
= buffer_start
+ 8;
947 uint32_t fifo_end_addr
= buffer_start
+ buffer_size
;
949 uint32_t wp
= fifo_start_addr
;
950 uint32_t rp
= fifo_start_addr
;
952 /* validate block_size is 2^n */
953 assert(IS_PWR_OF_2(block_size
));
955 retval
= target_write_u32(target
, wp_addr
, wp
);
956 if (retval
!= ERROR_OK
)
958 retval
= target_write_u32(target
, rp_addr
, rp
);
959 if (retval
!= ERROR_OK
)
962 /* Start up algorithm on target and let it idle while writing the first chunk */
963 retval
= target_start_algorithm(target
, num_mem_params
, mem_params
,
964 num_reg_params
, reg_params
,
969 if (retval
!= ERROR_OK
) {
970 LOG_ERROR("error starting target flash write algorithm");
976 retval
= target_read_u32(target
, rp_addr
, &rp
);
977 if (retval
!= ERROR_OK
) {
978 LOG_ERROR("failed to get read pointer");
982 LOG_DEBUG("offs 0x%zx count 0x%" PRIx32
" wp 0x%" PRIx32
" rp 0x%" PRIx32
,
983 (size_t) (buffer
- buffer_orig
), count
, wp
, rp
);
986 LOG_ERROR("flash write algorithm aborted by target");
987 retval
= ERROR_FLASH_OPERATION_FAILED
;
991 if (!IS_ALIGNED(rp
- fifo_start_addr
, block_size
) || rp
< fifo_start_addr
|| rp
>= fifo_end_addr
) {
992 LOG_ERROR("corrupted fifo read pointer 0x%" PRIx32
, rp
);
996 /* Count the number of bytes available in the fifo without
997 * crossing the wrap around. Make sure to not fill it completely,
998 * because that would make wp == rp and that's the empty condition. */
999 uint32_t thisrun_bytes
;
1001 thisrun_bytes
= rp
- wp
- block_size
;
1002 else if (rp
> fifo_start_addr
)
1003 thisrun_bytes
= fifo_end_addr
- wp
;
1005 thisrun_bytes
= fifo_end_addr
- wp
- block_size
;
1007 if (thisrun_bytes
== 0) {
1008 /* Throttle polling a bit if transfer is (much) faster than flash
1009 * programming. The exact delay shouldn't matter as long as it's
1010 * less than buffer size / flash speed. This is very unlikely to
1011 * run when using high latency connections such as USB. */
1014 /* to stop an infinite loop on some targets check and increment a timeout
1015 * this issue was observed on a stellaris using the new ICDI interface */
1016 if (timeout
++ >= 2500) {
1017 LOG_ERROR("timeout waiting for algorithm, a target reset is recommended");
1018 return ERROR_FLASH_OPERATION_FAILED
;
1023 /* reset our timeout */
1026 /* Limit to the amount of data we actually want to write */
1027 if (thisrun_bytes
> count
* block_size
)
1028 thisrun_bytes
= count
* block_size
;
1030 /* Force end of large blocks to be word aligned */
1031 if (thisrun_bytes
>= 16)
1032 thisrun_bytes
-= (rp
+ thisrun_bytes
) & 0x03;
1034 /* Write data to fifo */
1035 retval
= target_write_buffer(target
, wp
, thisrun_bytes
, buffer
);
1036 if (retval
!= ERROR_OK
)
1039 /* Update counters and wrap write pointer */
1040 buffer
+= thisrun_bytes
;
1041 count
-= thisrun_bytes
/ block_size
;
1042 wp
+= thisrun_bytes
;
1043 if (wp
>= fifo_end_addr
)
1044 wp
= fifo_start_addr
;
1046 /* Store updated write pointer to target */
1047 retval
= target_write_u32(target
, wp_addr
, wp
);
1048 if (retval
!= ERROR_OK
)
1051 /* Avoid GDB timeouts */
1055 if (retval
!= ERROR_OK
) {
1056 /* abort flash write algorithm on target */
1057 target_write_u32(target
, wp_addr
, 0);
1060 int retval2
= target_wait_algorithm(target
, num_mem_params
, mem_params
,
1061 num_reg_params
, reg_params
,
1066 if (retval2
!= ERROR_OK
) {
1067 LOG_ERROR("error waiting for target flash write algorithm");
1071 if (retval
== ERROR_OK
) {
1072 /* check if algorithm set rp = 0 after fifo writer loop finished */
1073 retval
= target_read_u32(target
, rp_addr
, &rp
);
1074 if (retval
== ERROR_OK
&& rp
== 0) {
1075 LOG_ERROR("flash write algorithm aborted by target");
1076 retval
= ERROR_FLASH_OPERATION_FAILED
;
1083 int target_run_read_async_algorithm(struct target
*target
,
1084 uint8_t *buffer
, uint32_t count
, int block_size
,
1085 int num_mem_params
, struct mem_param
*mem_params
,
1086 int num_reg_params
, struct reg_param
*reg_params
,
1087 uint32_t buffer_start
, uint32_t buffer_size
,
1088 uint32_t entry_point
, uint32_t exit_point
, void *arch_info
)
1093 const uint8_t *buffer_orig
= buffer
;
1095 /* Set up working area. First word is write pointer, second word is read pointer,
1096 * rest is fifo data area. */
1097 uint32_t wp_addr
= buffer_start
;
1098 uint32_t rp_addr
= buffer_start
+ 4;
1099 uint32_t fifo_start_addr
= buffer_start
+ 8;
1100 uint32_t fifo_end_addr
= buffer_start
+ buffer_size
;
1102 uint32_t wp
= fifo_start_addr
;
1103 uint32_t rp
= fifo_start_addr
;
1105 /* validate block_size is 2^n */
1106 assert(IS_PWR_OF_2(block_size
));
1108 retval
= target_write_u32(target
, wp_addr
, wp
);
1109 if (retval
!= ERROR_OK
)
1111 retval
= target_write_u32(target
, rp_addr
, rp
);
1112 if (retval
!= ERROR_OK
)
1115 /* Start up algorithm on target */
1116 retval
= target_start_algorithm(target
, num_mem_params
, mem_params
,
1117 num_reg_params
, reg_params
,
1122 if (retval
!= ERROR_OK
) {
1123 LOG_ERROR("error starting target flash read algorithm");
1128 retval
= target_read_u32(target
, wp_addr
, &wp
);
1129 if (retval
!= ERROR_OK
) {
1130 LOG_ERROR("failed to get write pointer");
1134 LOG_DEBUG("offs 0x%zx count 0x%" PRIx32
" wp 0x%" PRIx32
" rp 0x%" PRIx32
,
1135 (size_t)(buffer
- buffer_orig
), count
, wp
, rp
);
1138 LOG_ERROR("flash read algorithm aborted by target");
1139 retval
= ERROR_FLASH_OPERATION_FAILED
;
1143 if (!IS_ALIGNED(wp
- fifo_start_addr
, block_size
) || wp
< fifo_start_addr
|| wp
>= fifo_end_addr
) {
1144 LOG_ERROR("corrupted fifo write pointer 0x%" PRIx32
, wp
);
1148 /* Count the number of bytes available in the fifo without
1149 * crossing the wrap around. */
1150 uint32_t thisrun_bytes
;
1152 thisrun_bytes
= wp
- rp
;
1154 thisrun_bytes
= fifo_end_addr
- rp
;
1156 if (thisrun_bytes
== 0) {
1157 /* Throttle polling a bit if transfer is (much) faster than flash
1158 * reading. The exact delay shouldn't matter as long as it's
1159 * less than buffer size / flash speed. This is very unlikely to
1160 * run when using high latency connections such as USB. */
1163 /* to stop an infinite loop on some targets check and increment a timeout
1164 * this issue was observed on a stellaris using the new ICDI interface */
1165 if (timeout
++ >= 2500) {
1166 LOG_ERROR("timeout waiting for algorithm, a target reset is recommended");
1167 return ERROR_FLASH_OPERATION_FAILED
;
1172 /* Reset our timeout */
1175 /* Limit to the amount of data we actually want to read */
1176 if (thisrun_bytes
> count
* block_size
)
1177 thisrun_bytes
= count
* block_size
;
1179 /* Force end of large blocks to be word aligned */
1180 if (thisrun_bytes
>= 16)
1181 thisrun_bytes
-= (rp
+ thisrun_bytes
) & 0x03;
1183 /* Read data from fifo */
1184 retval
= target_read_buffer(target
, rp
, thisrun_bytes
, buffer
);
1185 if (retval
!= ERROR_OK
)
1188 /* Update counters and wrap write pointer */
1189 buffer
+= thisrun_bytes
;
1190 count
-= thisrun_bytes
/ block_size
;
1191 rp
+= thisrun_bytes
;
1192 if (rp
>= fifo_end_addr
)
1193 rp
= fifo_start_addr
;
1195 /* Store updated write pointer to target */
1196 retval
= target_write_u32(target
, rp_addr
, rp
);
1197 if (retval
!= ERROR_OK
)
1200 /* Avoid GDB timeouts */
1203 if (openocd_is_shutdown_pending()) {
1204 retval
= ERROR_SERVER_INTERRUPTED
;
1209 if (retval
!= ERROR_OK
) {
1210 /* abort flash write algorithm on target */
1211 target_write_u32(target
, rp_addr
, 0);
1214 int retval2
= target_wait_algorithm(target
, num_mem_params
, mem_params
,
1215 num_reg_params
, reg_params
,
1220 if (retval2
!= ERROR_OK
) {
1221 LOG_ERROR("error waiting for target flash write algorithm");
1225 if (retval
== ERROR_OK
) {
1226 /* check if algorithm set wp = 0 after fifo writer loop finished */
1227 retval
= target_read_u32(target
, wp_addr
, &wp
);
1228 if (retval
== ERROR_OK
&& wp
== 0) {
1229 LOG_ERROR("flash read algorithm aborted by target");
1230 retval
= ERROR_FLASH_OPERATION_FAILED
;
1237 int target_read_memory(struct target
*target
,
1238 target_addr_t address
, uint32_t size
, uint32_t count
, uint8_t *buffer
)
1240 if (!target_was_examined(target
)) {
1241 LOG_ERROR("Target not examined yet");
1244 if (!target
->type
->read_memory
) {
1245 LOG_ERROR("Target %s doesn't support read_memory", target_name(target
));
1248 return target
->type
->read_memory(target
, address
, size
, count
, buffer
);
1251 int target_read_phys_memory(struct target
*target
,
1252 target_addr_t address
, uint32_t size
, uint32_t count
, uint8_t *buffer
)
1254 if (!target_was_examined(target
)) {
1255 LOG_ERROR("Target not examined yet");
1258 if (!target
->type
->read_phys_memory
) {
1259 LOG_ERROR("Target %s doesn't support read_phys_memory", target_name(target
));
1262 return target
->type
->read_phys_memory(target
, address
, size
, count
, buffer
);
1265 int target_write_memory(struct target
*target
,
1266 target_addr_t address
, uint32_t size
, uint32_t count
, const uint8_t *buffer
)
1268 if (!target_was_examined(target
)) {
1269 LOG_ERROR("Target not examined yet");
1272 if (!target
->type
->write_memory
) {
1273 LOG_ERROR("Target %s doesn't support write_memory", target_name(target
));
1276 return target
->type
->write_memory(target
, address
, size
, count
, buffer
);
1279 int target_write_phys_memory(struct target
*target
,
1280 target_addr_t address
, uint32_t size
, uint32_t count
, const uint8_t *buffer
)
1282 if (!target_was_examined(target
)) {
1283 LOG_ERROR("Target not examined yet");
1286 if (!target
->type
->write_phys_memory
) {
1287 LOG_ERROR("Target %s doesn't support write_phys_memory", target_name(target
));
1290 return target
->type
->write_phys_memory(target
, address
, size
, count
, buffer
);
1293 int target_add_breakpoint(struct target
*target
,
1294 struct breakpoint
*breakpoint
)
1296 if ((target
->state
!= TARGET_HALTED
) && (breakpoint
->type
!= BKPT_HARD
)) {
1297 LOG_TARGET_ERROR(target
, "not halted (add breakpoint)");
1298 return ERROR_TARGET_NOT_HALTED
;
1300 return target
->type
->add_breakpoint(target
, breakpoint
);
1303 int target_add_context_breakpoint(struct target
*target
,
1304 struct breakpoint
*breakpoint
)
1306 if (target
->state
!= TARGET_HALTED
) {
1307 LOG_TARGET_ERROR(target
, "not halted (add context breakpoint)");
1308 return ERROR_TARGET_NOT_HALTED
;
1310 return target
->type
->add_context_breakpoint(target
, breakpoint
);
1313 int target_add_hybrid_breakpoint(struct target
*target
,
1314 struct breakpoint
*breakpoint
)
1316 if (target
->state
!= TARGET_HALTED
) {
1317 LOG_TARGET_ERROR(target
, "not halted (add hybrid breakpoint)");
1318 return ERROR_TARGET_NOT_HALTED
;
1320 return target
->type
->add_hybrid_breakpoint(target
, breakpoint
);
1323 int target_remove_breakpoint(struct target
*target
,
1324 struct breakpoint
*breakpoint
)
1326 return target
->type
->remove_breakpoint(target
, breakpoint
);
1329 int target_add_watchpoint(struct target
*target
,
1330 struct watchpoint
*watchpoint
)
1332 if (target
->state
!= TARGET_HALTED
) {
1333 LOG_TARGET_ERROR(target
, "not halted (add watchpoint)");
1334 return ERROR_TARGET_NOT_HALTED
;
1336 return target
->type
->add_watchpoint(target
, watchpoint
);
1338 int target_remove_watchpoint(struct target
*target
,
1339 struct watchpoint
*watchpoint
)
1341 return target
->type
->remove_watchpoint(target
, watchpoint
);
1343 int target_hit_watchpoint(struct target
*target
,
1344 struct watchpoint
**hit_watchpoint
)
1346 if (target
->state
!= TARGET_HALTED
) {
1347 LOG_TARGET_ERROR(target
, "not halted (hit watchpoint)");
1348 return ERROR_TARGET_NOT_HALTED
;
1351 if (!target
->type
->hit_watchpoint
) {
1352 /* For backward compatible, if hit_watchpoint is not implemented,
1353 * return ERROR_FAIL such that gdb_server will not take the nonsense
1358 return target
->type
->hit_watchpoint(target
, hit_watchpoint
);
1361 const char *target_get_gdb_arch(struct target
*target
)
1363 if (!target
->type
->get_gdb_arch
)
1365 return target
->type
->get_gdb_arch(target
);
1368 int target_get_gdb_reg_list(struct target
*target
,
1369 struct reg
**reg_list
[], int *reg_list_size
,
1370 enum target_register_class reg_class
)
1372 int result
= ERROR_FAIL
;
1374 if (!target_was_examined(target
)) {
1375 LOG_ERROR("Target not examined yet");
1379 result
= target
->type
->get_gdb_reg_list(target
, reg_list
,
1380 reg_list_size
, reg_class
);
1383 if (result
!= ERROR_OK
) {
1390 int target_get_gdb_reg_list_noread(struct target
*target
,
1391 struct reg
**reg_list
[], int *reg_list_size
,
1392 enum target_register_class reg_class
)
1394 if (target
->type
->get_gdb_reg_list_noread
&&
1395 target
->type
->get_gdb_reg_list_noread(target
, reg_list
,
1396 reg_list_size
, reg_class
) == ERROR_OK
)
1398 return target_get_gdb_reg_list(target
, reg_list
, reg_list_size
, reg_class
);
1401 bool target_supports_gdb_connection(const struct target
*target
)
1404 * exclude all the targets that don't provide get_gdb_reg_list
1405 * or that have explicit gdb_max_connection == 0
1407 return !!target
->type
->get_gdb_reg_list
&& !!target
->gdb_max_connections
;
1410 int target_step(struct target
*target
,
1411 int current
, target_addr_t address
, int handle_breakpoints
)
1415 target_call_event_callbacks(target
, TARGET_EVENT_STEP_START
);
1417 retval
= target
->type
->step(target
, current
, address
, handle_breakpoints
);
1418 if (retval
!= ERROR_OK
)
1421 target_call_event_callbacks(target
, TARGET_EVENT_STEP_END
);
1426 int target_get_gdb_fileio_info(struct target
*target
, struct gdb_fileio_info
*fileio_info
)
1428 if (target
->state
!= TARGET_HALTED
) {
1429 LOG_TARGET_ERROR(target
, "not halted (gdb fileio)");
1430 return ERROR_TARGET_NOT_HALTED
;
1432 return target
->type
->get_gdb_fileio_info(target
, fileio_info
);
1435 int target_gdb_fileio_end(struct target
*target
, int retcode
, int fileio_errno
, bool ctrl_c
)
1437 if (target
->state
!= TARGET_HALTED
) {
1438 LOG_TARGET_ERROR(target
, "not halted (gdb fileio end)");
1439 return ERROR_TARGET_NOT_HALTED
;
1441 return target
->type
->gdb_fileio_end(target
, retcode
, fileio_errno
, ctrl_c
);
1444 target_addr_t
target_address_max(struct target
*target
)
1446 unsigned bits
= target_address_bits(target
);
1447 if (sizeof(target_addr_t
) * 8 == bits
)
1448 return (target_addr_t
) -1;
1450 return (((target_addr_t
) 1) << bits
) - 1;
1453 unsigned target_address_bits(struct target
*target
)
1455 if (target
->type
->address_bits
)
1456 return target
->type
->address_bits(target
);
1460 unsigned int target_data_bits(struct target
*target
)
1462 if (target
->type
->data_bits
)
1463 return target
->type
->data_bits(target
);
1467 static int target_profiling(struct target
*target
, uint32_t *samples
,
1468 uint32_t max_num_samples
, uint32_t *num_samples
, uint32_t seconds
)
1470 return target
->type
->profiling(target
, samples
, max_num_samples
,
1471 num_samples
, seconds
);
1474 static int handle_target(void *priv
);
1476 static int target_init_one(struct command_context
*cmd_ctx
,
1477 struct target
*target
)
1479 target_reset_examined(target
);
1481 struct target_type
*type
= target
->type
;
1483 type
->examine
= default_examine
;
1485 if (!type
->check_reset
)
1486 type
->check_reset
= default_check_reset
;
1488 assert(type
->init_target
);
1490 int retval
= type
->init_target(cmd_ctx
, target
);
1491 if (retval
!= ERROR_OK
) {
1492 LOG_ERROR("target '%s' init failed", target_name(target
));
1496 /* Sanity-check MMU support ... stub in what we must, to help
1497 * implement it in stages, but warn if we need to do so.
1500 if (!type
->virt2phys
) {
1501 LOG_ERROR("type '%s' is missing virt2phys", type
->name
);
1502 type
->virt2phys
= identity_virt2phys
;
1505 /* Make sure no-MMU targets all behave the same: make no
1506 * distinction between physical and virtual addresses, and
1507 * ensure that virt2phys() is always an identity mapping.
1509 if (type
->write_phys_memory
|| type
->read_phys_memory
|| type
->virt2phys
)
1510 LOG_WARNING("type '%s' has bad MMU hooks", type
->name
);
1513 type
->write_phys_memory
= type
->write_memory
;
1514 type
->read_phys_memory
= type
->read_memory
;
1515 type
->virt2phys
= identity_virt2phys
;
1518 if (!target
->type
->read_buffer
)
1519 target
->type
->read_buffer
= target_read_buffer_default
;
1521 if (!target
->type
->write_buffer
)
1522 target
->type
->write_buffer
= target_write_buffer_default
;
1524 if (!target
->type
->get_gdb_fileio_info
)
1525 target
->type
->get_gdb_fileio_info
= target_get_gdb_fileio_info_default
;
1527 if (!target
->type
->gdb_fileio_end
)
1528 target
->type
->gdb_fileio_end
= target_gdb_fileio_end_default
;
1530 if (!target
->type
->profiling
)
1531 target
->type
->profiling
= target_profiling_default
;
1536 static int target_init(struct command_context
*cmd_ctx
)
1538 struct target
*target
;
1541 for (target
= all_targets
; target
; target
= target
->next
) {
1542 retval
= target_init_one(cmd_ctx
, target
);
1543 if (retval
!= ERROR_OK
)
1550 retval
= target_register_user_commands(cmd_ctx
);
1551 if (retval
!= ERROR_OK
)
1554 retval
= target_register_timer_callback(&handle_target
,
1555 polling_interval
, TARGET_TIMER_TYPE_PERIODIC
, cmd_ctx
->interp
);
1556 if (retval
!= ERROR_OK
)
1562 COMMAND_HANDLER(handle_target_init_command
)
1567 return ERROR_COMMAND_SYNTAX_ERROR
;
1569 static bool target_initialized
;
1570 if (target_initialized
) {
1571 LOG_INFO("'target init' has already been called");
1574 target_initialized
= true;
1576 retval
= command_run_line(CMD_CTX
, "init_targets");
1577 if (retval
!= ERROR_OK
)
1580 retval
= command_run_line(CMD_CTX
, "init_target_events");
1581 if (retval
!= ERROR_OK
)
1584 retval
= command_run_line(CMD_CTX
, "init_board");
1585 if (retval
!= ERROR_OK
)
1588 LOG_DEBUG("Initializing targets...");
1589 return target_init(CMD_CTX
);
1592 int target_register_event_callback(int (*callback
)(struct target
*target
,
1593 enum target_event event
, void *priv
), void *priv
)
1595 struct target_event_callback
**callbacks_p
= &target_event_callbacks
;
1598 return ERROR_COMMAND_SYNTAX_ERROR
;
1601 while ((*callbacks_p
)->next
)
1602 callbacks_p
= &((*callbacks_p
)->next
);
1603 callbacks_p
= &((*callbacks_p
)->next
);
1606 (*callbacks_p
) = malloc(sizeof(struct target_event_callback
));
1607 (*callbacks_p
)->callback
= callback
;
1608 (*callbacks_p
)->priv
= priv
;
1609 (*callbacks_p
)->next
= NULL
;
1614 int target_register_reset_callback(int (*callback
)(struct target
*target
,
1615 enum target_reset_mode reset_mode
, void *priv
), void *priv
)
1617 struct target_reset_callback
*entry
;
1620 return ERROR_COMMAND_SYNTAX_ERROR
;
1622 entry
= malloc(sizeof(struct target_reset_callback
));
1624 LOG_ERROR("error allocating buffer for reset callback entry");
1625 return ERROR_COMMAND_SYNTAX_ERROR
;
1628 entry
->callback
= callback
;
1630 list_add(&entry
->list
, &target_reset_callback_list
);
1636 int target_register_trace_callback(int (*callback
)(struct target
*target
,
1637 size_t len
, uint8_t *data
, void *priv
), void *priv
)
1639 struct target_trace_callback
*entry
;
1642 return ERROR_COMMAND_SYNTAX_ERROR
;
1644 entry
= malloc(sizeof(struct target_trace_callback
));
1646 LOG_ERROR("error allocating buffer for trace callback entry");
1647 return ERROR_COMMAND_SYNTAX_ERROR
;
1650 entry
->callback
= callback
;
1652 list_add(&entry
->list
, &target_trace_callback_list
);
1658 int target_register_timer_callback(int (*callback
)(void *priv
),
1659 unsigned int time_ms
, enum target_timer_type type
, void *priv
)
1661 struct target_timer_callback
**callbacks_p
= &target_timer_callbacks
;
1664 return ERROR_COMMAND_SYNTAX_ERROR
;
1667 while ((*callbacks_p
)->next
)
1668 callbacks_p
= &((*callbacks_p
)->next
);
1669 callbacks_p
= &((*callbacks_p
)->next
);
1672 (*callbacks_p
) = malloc(sizeof(struct target_timer_callback
));
1673 (*callbacks_p
)->callback
= callback
;
1674 (*callbacks_p
)->type
= type
;
1675 (*callbacks_p
)->time_ms
= time_ms
;
1676 (*callbacks_p
)->removed
= false;
1678 (*callbacks_p
)->when
= timeval_ms() + time_ms
;
1679 target_timer_next_event_value
= MIN(target_timer_next_event_value
, (*callbacks_p
)->when
);
1681 (*callbacks_p
)->priv
= priv
;
1682 (*callbacks_p
)->next
= NULL
;
1687 int target_unregister_event_callback(int (*callback
)(struct target
*target
,
1688 enum target_event event
, void *priv
), void *priv
)
1690 struct target_event_callback
**p
= &target_event_callbacks
;
1691 struct target_event_callback
*c
= target_event_callbacks
;
1694 return ERROR_COMMAND_SYNTAX_ERROR
;
1697 struct target_event_callback
*next
= c
->next
;
1698 if ((c
->callback
== callback
) && (c
->priv
== priv
)) {
1710 int target_unregister_reset_callback(int (*callback
)(struct target
*target
,
1711 enum target_reset_mode reset_mode
, void *priv
), void *priv
)
1713 struct target_reset_callback
*entry
;
1716 return ERROR_COMMAND_SYNTAX_ERROR
;
1718 list_for_each_entry(entry
, &target_reset_callback_list
, list
) {
1719 if (entry
->callback
== callback
&& entry
->priv
== priv
) {
1720 list_del(&entry
->list
);
1729 int target_unregister_trace_callback(int (*callback
)(struct target
*target
,
1730 size_t len
, uint8_t *data
, void *priv
), void *priv
)
1732 struct target_trace_callback
*entry
;
1735 return ERROR_COMMAND_SYNTAX_ERROR
;
1737 list_for_each_entry(entry
, &target_trace_callback_list
, list
) {
1738 if (entry
->callback
== callback
&& entry
->priv
== priv
) {
1739 list_del(&entry
->list
);
1748 int target_unregister_timer_callback(int (*callback
)(void *priv
), void *priv
)
1751 return ERROR_COMMAND_SYNTAX_ERROR
;
1753 for (struct target_timer_callback
*c
= target_timer_callbacks
;
1755 if ((c
->callback
== callback
) && (c
->priv
== priv
)) {
1764 int target_call_event_callbacks(struct target
*target
, enum target_event event
)
1766 struct target_event_callback
*callback
= target_event_callbacks
;
1767 struct target_event_callback
*next_callback
;
1769 if (event
== TARGET_EVENT_HALTED
) {
1770 /* execute early halted first */
1771 target_call_event_callbacks(target
, TARGET_EVENT_GDB_HALT
);
1774 LOG_DEBUG("target event %i (%s) for core %s", event
,
1775 target_event_name(event
),
1776 target_name(target
));
1778 target_handle_event(target
, event
);
1781 next_callback
= callback
->next
;
1782 callback
->callback(target
, event
, callback
->priv
);
1783 callback
= next_callback
;
1789 int target_call_reset_callbacks(struct target
*target
, enum target_reset_mode reset_mode
)
1791 struct target_reset_callback
*callback
;
1793 LOG_DEBUG("target reset %i (%s)", reset_mode
,
1794 nvp_value2name(nvp_reset_modes
, reset_mode
)->name
);
1796 list_for_each_entry(callback
, &target_reset_callback_list
, list
)
1797 callback
->callback(target
, reset_mode
, callback
->priv
);
1802 int target_call_trace_callbacks(struct target
*target
, size_t len
, uint8_t *data
)
1804 struct target_trace_callback
*callback
;
1806 list_for_each_entry(callback
, &target_trace_callback_list
, list
)
1807 callback
->callback(target
, len
, data
, callback
->priv
);
1812 static int target_timer_callback_periodic_restart(
1813 struct target_timer_callback
*cb
, int64_t *now
)
1815 cb
->when
= *now
+ cb
->time_ms
;
1819 static int target_call_timer_callback(struct target_timer_callback
*cb
,
1822 cb
->callback(cb
->priv
);
1824 if (cb
->type
== TARGET_TIMER_TYPE_PERIODIC
)
1825 return target_timer_callback_periodic_restart(cb
, now
);
1827 return target_unregister_timer_callback(cb
->callback
, cb
->priv
);
1830 static int target_call_timer_callbacks_check_time(int checktime
)
1832 static bool callback_processing
;
1834 /* Do not allow nesting */
1835 if (callback_processing
)
1838 callback_processing
= true;
1842 int64_t now
= timeval_ms();
1844 /* Initialize to a default value that's a ways into the future.
1845 * The loop below will make it closer to now if there are
1846 * callbacks that want to be called sooner. */
1847 target_timer_next_event_value
= now
+ 1000;
1849 /* Store an address of the place containing a pointer to the
1850 * next item; initially, that's a standalone "root of the
1851 * list" variable. */
1852 struct target_timer_callback
**callback
= &target_timer_callbacks
;
1853 while (callback
&& *callback
) {
1854 if ((*callback
)->removed
) {
1855 struct target_timer_callback
*p
= *callback
;
1856 *callback
= (*callback
)->next
;
1861 bool call_it
= (*callback
)->callback
&&
1862 ((!checktime
&& (*callback
)->type
== TARGET_TIMER_TYPE_PERIODIC
) ||
1863 now
>= (*callback
)->when
);
1866 target_call_timer_callback(*callback
, &now
);
1868 if (!(*callback
)->removed
&& (*callback
)->when
< target_timer_next_event_value
)
1869 target_timer_next_event_value
= (*callback
)->when
;
1871 callback
= &(*callback
)->next
;
1874 callback_processing
= false;
1878 int target_call_timer_callbacks(void)
1880 return target_call_timer_callbacks_check_time(1);
1883 /* invoke periodic callbacks immediately */
1884 int target_call_timer_callbacks_now(void)
1886 return target_call_timer_callbacks_check_time(0);
1889 int64_t target_timer_next_event(void)
1891 return target_timer_next_event_value
;
1894 /* Prints the working area layout for debug purposes */
1895 static void print_wa_layout(struct target
*target
)
1897 struct working_area
*c
= target
->working_areas
;
1900 LOG_DEBUG("%c%c " TARGET_ADDR_FMT
"-" TARGET_ADDR_FMT
" (%" PRIu32
" bytes)",
1901 c
->backup
? 'b' : ' ', c
->free
? ' ' : '*',
1902 c
->address
, c
->address
+ c
->size
- 1, c
->size
);
1907 /* Reduce area to size bytes, create a new free area from the remaining bytes, if any. */
1908 static void target_split_working_area(struct working_area
*area
, uint32_t size
)
1910 assert(area
->free
); /* Shouldn't split an allocated area */
1911 assert(size
<= area
->size
); /* Caller should guarantee this */
1913 /* Split only if not already the right size */
1914 if (size
< area
->size
) {
1915 struct working_area
*new_wa
= malloc(sizeof(*new_wa
));
1920 new_wa
->next
= area
->next
;
1921 new_wa
->size
= area
->size
- size
;
1922 new_wa
->address
= area
->address
+ size
;
1923 new_wa
->backup
= NULL
;
1924 new_wa
->user
= NULL
;
1925 new_wa
->free
= true;
1927 area
->next
= new_wa
;
1930 /* If backup memory was allocated to this area, it has the wrong size
1931 * now so free it and it will be reallocated if/when needed */
1933 area
->backup
= NULL
;
1937 /* Merge all adjacent free areas into one */
1938 static void target_merge_working_areas(struct target
*target
)
1940 struct working_area
*c
= target
->working_areas
;
1942 while (c
&& c
->next
) {
1943 assert(c
->next
->address
== c
->address
+ c
->size
); /* This is an invariant */
1945 /* Find two adjacent free areas */
1946 if (c
->free
&& c
->next
->free
) {
1947 /* Merge the last into the first */
1948 c
->size
+= c
->next
->size
;
1950 /* Remove the last */
1951 struct working_area
*to_be_freed
= c
->next
;
1952 c
->next
= c
->next
->next
;
1953 free(to_be_freed
->backup
);
1956 /* If backup memory was allocated to the remaining area, it's has
1957 * the wrong size now */
1966 int target_alloc_working_area_try(struct target
*target
, uint32_t size
, struct working_area
**area
)
1968 /* Reevaluate working area address based on MMU state*/
1969 if (!target
->working_areas
) {
1973 retval
= target
->type
->mmu(target
, &enabled
);
1974 if (retval
!= ERROR_OK
)
1978 if (target
->working_area_phys_spec
) {
1979 LOG_DEBUG("MMU disabled, using physical "
1980 "address for working memory " TARGET_ADDR_FMT
,
1981 target
->working_area_phys
);
1982 target
->working_area
= target
->working_area_phys
;
1984 LOG_ERROR("No working memory available. "
1985 "Specify -work-area-phys to target.");
1986 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE
;
1989 if (target
->working_area_virt_spec
) {
1990 LOG_DEBUG("MMU enabled, using virtual "
1991 "address for working memory " TARGET_ADDR_FMT
,
1992 target
->working_area_virt
);
1993 target
->working_area
= target
->working_area_virt
;
1995 LOG_ERROR("No working memory available. "
1996 "Specify -work-area-virt to target.");
1997 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE
;
2001 /* Set up initial working area on first call */
2002 struct working_area
*new_wa
= malloc(sizeof(*new_wa
));
2004 new_wa
->next
= NULL
;
2005 new_wa
->size
= ALIGN_DOWN(target
->working_area_size
, 4); /* 4-byte align */
2006 new_wa
->address
= target
->working_area
;
2007 new_wa
->backup
= NULL
;
2008 new_wa
->user
= NULL
;
2009 new_wa
->free
= true;
2012 target
->working_areas
= new_wa
;
2015 /* only allocate multiples of 4 byte */
2016 size
= ALIGN_UP(size
, 4);
2018 struct working_area
*c
= target
->working_areas
;
2020 /* Find the first large enough working area */
2022 if (c
->free
&& c
->size
>= size
)
2028 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE
;
2030 /* Split the working area into the requested size */
2031 target_split_working_area(c
, size
);
2033 LOG_DEBUG("allocated new working area of %" PRIu32
" bytes at address " TARGET_ADDR_FMT
,
2036 if (target
->backup_working_area
) {
2038 c
->backup
= malloc(c
->size
);
2043 int retval
= target_read_memory(target
, c
->address
, 4, c
->size
/ 4, c
->backup
);
2044 if (retval
!= ERROR_OK
)
2048 /* mark as used, and return the new (reused) area */
2055 print_wa_layout(target
);
2060 int target_alloc_working_area(struct target
*target
, uint32_t size
, struct working_area
**area
)
2064 retval
= target_alloc_working_area_try(target
, size
, area
);
2065 if (retval
== ERROR_TARGET_RESOURCE_NOT_AVAILABLE
)
2066 LOG_WARNING("not enough working area available(requested %"PRIu32
")", size
);
2071 static int target_restore_working_area(struct target
*target
, struct working_area
*area
)
2073 int retval
= ERROR_OK
;
2075 if (target
->backup_working_area
&& area
->backup
) {
2076 retval
= target_write_memory(target
, area
->address
, 4, area
->size
/ 4, area
->backup
);
2077 if (retval
!= ERROR_OK
)
2078 LOG_ERROR("failed to restore %" PRIu32
" bytes of working area at address " TARGET_ADDR_FMT
,
2079 area
->size
, area
->address
);
2085 /* Restore the area's backup memory, if any, and return the area to the allocation pool */
2086 static int target_free_working_area_restore(struct target
*target
, struct working_area
*area
, int restore
)
2088 if (!area
|| area
->free
)
2091 int retval
= ERROR_OK
;
2093 retval
= target_restore_working_area(target
, area
);
2094 /* REVISIT: Perhaps the area should be freed even if restoring fails. */
2095 if (retval
!= ERROR_OK
)
2101 LOG_DEBUG("freed %" PRIu32
" bytes of working area at address " TARGET_ADDR_FMT
,
2102 area
->size
, area
->address
);
2104 /* mark user pointer invalid */
2105 /* TODO: Is this really safe? It points to some previous caller's memory.
2106 * How could we know that the area pointer is still in that place and not
2107 * some other vital data? What's the purpose of this, anyway? */
2111 target_merge_working_areas(target
);
2113 print_wa_layout(target
);
2118 int target_free_working_area(struct target
*target
, struct working_area
*area
)
2120 return target_free_working_area_restore(target
, area
, 1);
2123 /* free resources and restore memory, if restoring memory fails,
2124 * free up resources anyway
2126 static void target_free_all_working_areas_restore(struct target
*target
, int restore
)
2128 struct working_area
*c
= target
->working_areas
;
2130 LOG_DEBUG("freeing all working areas");
2132 /* Loop through all areas, restoring the allocated ones and marking them as free */
2136 target_restore_working_area(target
, c
);
2138 *c
->user
= NULL
; /* Same as above */
2144 /* Run a merge pass to combine all areas into one */
2145 target_merge_working_areas(target
);
2147 print_wa_layout(target
);
2150 void target_free_all_working_areas(struct target
*target
)
2152 target_free_all_working_areas_restore(target
, 1);
2154 /* Now we have none or only one working area marked as free */
2155 if (target
->working_areas
) {
2156 /* Free the last one to allow on-the-fly moving and resizing */
2157 free(target
->working_areas
->backup
);
2158 free(target
->working_areas
);
2159 target
->working_areas
= NULL
;
2163 /* Find the largest number of bytes that can be allocated */
2164 uint32_t target_get_working_area_avail(struct target
*target
)
2166 struct working_area
*c
= target
->working_areas
;
2167 uint32_t max_size
= 0;
2170 return ALIGN_DOWN(target
->working_area_size
, 4);
2173 if (c
->free
&& max_size
< c
->size
)
2182 static void target_destroy(struct target
*target
)
2184 breakpoint_remove_all(target
);
2185 watchpoint_remove_all(target
);
2187 if (target
->type
->deinit_target
)
2188 target
->type
->deinit_target(target
);
2190 if (target
->semihosting
)
2191 free(target
->semihosting
->basedir
);
2192 free(target
->semihosting
);
2194 jtag_unregister_event_callback(jtag_enable_callback
, target
);
2196 struct target_event_action
*teap
= target
->event_action
;
2198 struct target_event_action
*next
= teap
->next
;
2199 Jim_DecrRefCount(teap
->interp
, teap
->body
);
2204 target_free_all_working_areas(target
);
2206 /* release the targets SMP list */
2208 struct target_list
*head
, *tmp
;
2210 list_for_each_entry_safe(head
, tmp
, target
->smp_targets
, lh
) {
2211 list_del(&head
->lh
);
2212 head
->target
->smp
= 0;
2215 if (target
->smp_targets
!= &empty_smp_targets
)
2216 free(target
->smp_targets
);
2220 rtos_destroy(target
);
2222 free(target
->gdb_port_override
);
2224 free(target
->trace_info
);
2225 free(target
->fileio_info
);
2226 free(target
->cmd_name
);
2230 void target_quit(void)
2232 struct target_event_callback
*pe
= target_event_callbacks
;
2234 struct target_event_callback
*t
= pe
->next
;
2238 target_event_callbacks
= NULL
;
2240 struct target_timer_callback
*pt
= target_timer_callbacks
;
2242 struct target_timer_callback
*t
= pt
->next
;
2246 target_timer_callbacks
= NULL
;
2248 for (struct target
*target
= all_targets
; target
;) {
2252 target_destroy(target
);
2259 int target_arch_state(struct target
*target
)
2263 LOG_WARNING("No target has been configured");
2267 if (target
->state
!= TARGET_HALTED
)
2270 retval
= target
->type
->arch_state(target
);
2274 static int target_get_gdb_fileio_info_default(struct target
*target
,
2275 struct gdb_fileio_info
*fileio_info
)
2277 /* If target does not support semi-hosting function, target
2278 has no need to provide .get_gdb_fileio_info callback.
2279 It just return ERROR_FAIL and gdb_server will return "Txx"
2280 as target halted every time. */
2284 static int target_gdb_fileio_end_default(struct target
*target
,
2285 int retcode
, int fileio_errno
, bool ctrl_c
)
2290 int target_profiling_default(struct target
*target
, uint32_t *samples
,
2291 uint32_t max_num_samples
, uint32_t *num_samples
, uint32_t seconds
)
2293 struct timeval timeout
, now
;
2295 gettimeofday(&timeout
, NULL
);
2296 timeval_add_time(&timeout
, seconds
, 0);
2298 LOG_INFO("Starting profiling. Halting and resuming the"
2299 " target as often as we can...");
2301 uint32_t sample_count
= 0;
2302 /* hopefully it is safe to cache! We want to stop/restart as quickly as possible. */
2303 struct reg
*reg
= register_get_by_name(target
->reg_cache
, "pc", true);
2305 int retval
= ERROR_OK
;
2307 target_poll(target
);
2308 if (target
->state
== TARGET_HALTED
) {
2309 uint32_t t
= buf_get_u32(reg
->value
, 0, 32);
2310 samples
[sample_count
++] = t
;
2311 /* current pc, addr = 0, do not handle breakpoints, not debugging */
2312 retval
= target_resume(target
, 1, 0, 0, 0);
2313 target_poll(target
);
2314 alive_sleep(10); /* sleep 10ms, i.e. <100 samples/second. */
2315 } else if (target
->state
== TARGET_RUNNING
) {
2316 /* We want to quickly sample the PC. */
2317 retval
= target_halt(target
);
2319 LOG_INFO("Target not halted or running");
2324 if (retval
!= ERROR_OK
)
2327 gettimeofday(&now
, NULL
);
2328 if ((sample_count
>= max_num_samples
) || timeval_compare(&now
, &timeout
) >= 0) {
2329 LOG_INFO("Profiling completed. %" PRIu32
" samples.", sample_count
);
2334 *num_samples
= sample_count
;
2338 /* Single aligned words are guaranteed to use 16 or 32 bit access
2339 * mode respectively, otherwise data is handled as quickly as
2342 int target_write_buffer(struct target
*target
, target_addr_t address
, uint32_t size
, const uint8_t *buffer
)
2344 LOG_DEBUG("writing buffer of %" PRIu32
" byte at " TARGET_ADDR_FMT
,
2347 if (!target_was_examined(target
)) {
2348 LOG_ERROR("Target not examined yet");
2355 if ((address
+ size
- 1) < address
) {
2356 /* GDB can request this when e.g. PC is 0xfffffffc */
2357 LOG_ERROR("address + size wrapped (" TARGET_ADDR_FMT
", 0x%08" PRIx32
")",
2363 return target
->type
->write_buffer(target
, address
, size
, buffer
);
2366 static int target_write_buffer_default(struct target
*target
,
2367 target_addr_t address
, uint32_t count
, const uint8_t *buffer
)
2370 unsigned int data_bytes
= target_data_bits(target
) / 8;
2372 /* Align up to maximum bytes. The loop condition makes sure the next pass
2373 * will have something to do with the size we leave to it. */
2375 size
< data_bytes
&& count
>= size
* 2 + (address
& size
);
2377 if (address
& size
) {
2378 int retval
= target_write_memory(target
, address
, size
, 1, buffer
);
2379 if (retval
!= ERROR_OK
)
2387 /* Write the data with as large access size as possible. */
2388 for (; size
> 0; size
/= 2) {
2389 uint32_t aligned
= count
- count
% size
;
2391 int retval
= target_write_memory(target
, address
, size
, aligned
/ size
, buffer
);
2392 if (retval
!= ERROR_OK
)
2403 /* Single aligned words are guaranteed to use 16 or 32 bit access
2404 * mode respectively, otherwise data is handled as quickly as
2407 int target_read_buffer(struct target
*target
, target_addr_t address
, uint32_t size
, uint8_t *buffer
)
2409 LOG_DEBUG("reading buffer of %" PRIu32
" byte at " TARGET_ADDR_FMT
,
2412 if (!target_was_examined(target
)) {
2413 LOG_ERROR("Target not examined yet");
2420 if ((address
+ size
- 1) < address
) {
2421 /* GDB can request this when e.g. PC is 0xfffffffc */
2422 LOG_ERROR("address + size wrapped (" TARGET_ADDR_FMT
", 0x%08" PRIx32
")",
2428 return target
->type
->read_buffer(target
, address
, size
, buffer
);
2431 static int target_read_buffer_default(struct target
*target
, target_addr_t address
, uint32_t count
, uint8_t *buffer
)
2434 unsigned int data_bytes
= target_data_bits(target
) / 8;
2436 /* Align up to maximum bytes. The loop condition makes sure the next pass
2437 * will have something to do with the size we leave to it. */
2439 size
< data_bytes
&& count
>= size
* 2 + (address
& size
);
2441 if (address
& size
) {
2442 int retval
= target_read_memory(target
, address
, size
, 1, buffer
);
2443 if (retval
!= ERROR_OK
)
2451 /* Read the data with as large access size as possible. */
2452 for (; size
> 0; size
/= 2) {
2453 uint32_t aligned
= count
- count
% size
;
2455 int retval
= target_read_memory(target
, address
, size
, aligned
/ size
, buffer
);
2456 if (retval
!= ERROR_OK
)
2467 int target_checksum_memory(struct target
*target
, target_addr_t address
, uint32_t size
, uint32_t *crc
)
2472 uint32_t checksum
= 0;
2473 if (!target_was_examined(target
)) {
2474 LOG_ERROR("Target not examined yet");
2477 if (!target
->type
->checksum_memory
) {
2478 LOG_ERROR("Target %s doesn't support checksum_memory", target_name(target
));
2482 retval
= target
->type
->checksum_memory(target
, address
, size
, &checksum
);
2483 if (retval
!= ERROR_OK
) {
2484 buffer
= malloc(size
);
2486 LOG_ERROR("error allocating buffer for section (%" PRIu32
" bytes)", size
);
2487 return ERROR_COMMAND_SYNTAX_ERROR
;
2489 retval
= target_read_buffer(target
, address
, size
, buffer
);
2490 if (retval
!= ERROR_OK
) {
2495 /* convert to target endianness */
2496 for (i
= 0; i
< (size
/sizeof(uint32_t)); i
++) {
2497 uint32_t target_data
;
2498 target_data
= target_buffer_get_u32(target
, &buffer
[i
*sizeof(uint32_t)]);
2499 target_buffer_set_u32(target
, &buffer
[i
*sizeof(uint32_t)], target_data
);
2502 retval
= image_calculate_checksum(buffer
, size
, &checksum
);
2511 int target_blank_check_memory(struct target
*target
,
2512 struct target_memory_check_block
*blocks
, int num_blocks
,
2513 uint8_t erased_value
)
2515 if (!target_was_examined(target
)) {
2516 LOG_ERROR("Target not examined yet");
2520 if (!target
->type
->blank_check_memory
)
2521 return ERROR_NOT_IMPLEMENTED
;
2523 return target
->type
->blank_check_memory(target
, blocks
, num_blocks
, erased_value
);
2526 int target_read_u64(struct target
*target
, target_addr_t address
, uint64_t *value
)
2528 uint8_t value_buf
[8];
2529 if (!target_was_examined(target
)) {
2530 LOG_ERROR("Target not examined yet");
2534 int retval
= target_read_memory(target
, address
, 8, 1, value_buf
);
2536 if (retval
== ERROR_OK
) {
2537 *value
= target_buffer_get_u64(target
, value_buf
);
2538 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%16.16" PRIx64
"",
2543 LOG_DEBUG("address: " TARGET_ADDR_FMT
" failed",
2550 int target_read_u32(struct target
*target
, target_addr_t address
, uint32_t *value
)
2552 uint8_t value_buf
[4];
2553 if (!target_was_examined(target
)) {
2554 LOG_ERROR("Target not examined yet");
2558 int retval
= target_read_memory(target
, address
, 4, 1, value_buf
);
2560 if (retval
== ERROR_OK
) {
2561 *value
= target_buffer_get_u32(target
, value_buf
);
2562 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%8.8" PRIx32
"",
2567 LOG_DEBUG("address: " TARGET_ADDR_FMT
" failed",
2574 int target_read_u16(struct target
*target
, target_addr_t address
, uint16_t *value
)
2576 uint8_t value_buf
[2];
2577 if (!target_was_examined(target
)) {
2578 LOG_ERROR("Target not examined yet");
2582 int retval
= target_read_memory(target
, address
, 2, 1, value_buf
);
2584 if (retval
== ERROR_OK
) {
2585 *value
= target_buffer_get_u16(target
, value_buf
);
2586 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%4.4" PRIx16
,
2591 LOG_DEBUG("address: " TARGET_ADDR_FMT
" failed",
2598 int target_read_u8(struct target
*target
, target_addr_t address
, uint8_t *value
)
2600 if (!target_was_examined(target
)) {
2601 LOG_ERROR("Target not examined yet");
2605 int retval
= target_read_memory(target
, address
, 1, 1, value
);
2607 if (retval
== ERROR_OK
) {
2608 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%2.2" PRIx8
,
2613 LOG_DEBUG("address: " TARGET_ADDR_FMT
" failed",
2620 int target_write_u64(struct target
*target
, target_addr_t address
, uint64_t value
)
2623 uint8_t value_buf
[8];
2624 if (!target_was_examined(target
)) {
2625 LOG_ERROR("Target not examined yet");
2629 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%16.16" PRIx64
"",
2633 target_buffer_set_u64(target
, value_buf
, value
);
2634 retval
= target_write_memory(target
, address
, 8, 1, value_buf
);
2635 if (retval
!= ERROR_OK
)
2636 LOG_DEBUG("failed: %i", retval
);
2641 int target_write_u32(struct target
*target
, target_addr_t address
, uint32_t value
)
2644 uint8_t value_buf
[4];
2645 if (!target_was_examined(target
)) {
2646 LOG_ERROR("Target not examined yet");
2650 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%8.8" PRIx32
"",
2654 target_buffer_set_u32(target
, value_buf
, value
);
2655 retval
= target_write_memory(target
, address
, 4, 1, value_buf
);
2656 if (retval
!= ERROR_OK
)
2657 LOG_DEBUG("failed: %i", retval
);
2662 int target_write_u16(struct target
*target
, target_addr_t address
, uint16_t value
)
2665 uint8_t value_buf
[2];
2666 if (!target_was_examined(target
)) {
2667 LOG_ERROR("Target not examined yet");
2671 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%8.8" PRIx16
,
2675 target_buffer_set_u16(target
, value_buf
, value
);
2676 retval
= target_write_memory(target
, address
, 2, 1, value_buf
);
2677 if (retval
!= ERROR_OK
)
2678 LOG_DEBUG("failed: %i", retval
);
2683 int target_write_u8(struct target
*target
, target_addr_t address
, uint8_t value
)
2686 if (!target_was_examined(target
)) {
2687 LOG_ERROR("Target not examined yet");
2691 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%2.2" PRIx8
,
2694 retval
= target_write_memory(target
, address
, 1, 1, &value
);
2695 if (retval
!= ERROR_OK
)
2696 LOG_DEBUG("failed: %i", retval
);
2701 int target_write_phys_u64(struct target
*target
, target_addr_t address
, uint64_t value
)
2704 uint8_t value_buf
[8];
2705 if (!target_was_examined(target
)) {
2706 LOG_ERROR("Target not examined yet");
2710 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%16.16" PRIx64
"",
2714 target_buffer_set_u64(target
, value_buf
, value
);
2715 retval
= target_write_phys_memory(target
, address
, 8, 1, value_buf
);
2716 if (retval
!= ERROR_OK
)
2717 LOG_DEBUG("failed: %i", retval
);
2722 int target_write_phys_u32(struct target
*target
, target_addr_t address
, uint32_t value
)
2725 uint8_t value_buf
[4];
2726 if (!target_was_examined(target
)) {
2727 LOG_ERROR("Target not examined yet");
2731 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%8.8" PRIx32
"",
2735 target_buffer_set_u32(target
, value_buf
, value
);
2736 retval
= target_write_phys_memory(target
, address
, 4, 1, value_buf
);
2737 if (retval
!= ERROR_OK
)
2738 LOG_DEBUG("failed: %i", retval
);
2743 int target_write_phys_u16(struct target
*target
, target_addr_t address
, uint16_t value
)
2746 uint8_t value_buf
[2];
2747 if (!target_was_examined(target
)) {
2748 LOG_ERROR("Target not examined yet");
2752 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%8.8" PRIx16
,
2756 target_buffer_set_u16(target
, value_buf
, value
);
2757 retval
= target_write_phys_memory(target
, address
, 2, 1, value_buf
);
2758 if (retval
!= ERROR_OK
)
2759 LOG_DEBUG("failed: %i", retval
);
2764 int target_write_phys_u8(struct target
*target
, target_addr_t address
, uint8_t value
)
2767 if (!target_was_examined(target
)) {
2768 LOG_ERROR("Target not examined yet");
2772 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%2.2" PRIx8
,
2775 retval
= target_write_phys_memory(target
, address
, 1, 1, &value
);
2776 if (retval
!= ERROR_OK
)
2777 LOG_DEBUG("failed: %i", retval
);
2782 static int find_target(struct command_invocation
*cmd
, const char *name
)
2784 struct target
*target
= get_target(name
);
2786 command_print(cmd
, "Target: %s is unknown, try one of:\n", name
);
2789 if (!target
->tap
->enabled
) {
2790 command_print(cmd
, "Target: TAP %s is disabled, "
2791 "can't be the current target\n",
2792 target
->tap
->dotted_name
);
2796 cmd
->ctx
->current_target
= target
;
2797 if (cmd
->ctx
->current_target_override
)
2798 cmd
->ctx
->current_target_override
= target
;
2804 COMMAND_HANDLER(handle_targets_command
)
2806 int retval
= ERROR_OK
;
2807 if (CMD_ARGC
== 1) {
2808 retval
= find_target(CMD
, CMD_ARGV
[0]);
2809 if (retval
== ERROR_OK
) {
2815 unsigned int index
= 0;
2816 command_print(CMD
, " TargetName Type Endian TapName State ");
2817 command_print(CMD
, "-- ------------------ ---------- ------ ------------------ ------------");
2818 for (struct target
*target
= all_targets
; target
; target
= target
->next
, ++index
) {
2822 if (target
->tap
->enabled
)
2823 state
= target_state_name(target
);
2825 state
= "tap-disabled";
2827 if (CMD_CTX
->current_target
== target
)
2830 /* keep columns lined up to match the headers above */
2832 "%2d%c %-18s %-10s %-6s %-18s %s",
2835 target_name(target
),
2836 target_type_name(target
),
2837 jim_nvp_value2name_simple(nvp_target_endian
,
2838 target
->endianness
)->name
,
2839 target
->tap
->dotted_name
,
2846 /* every 300ms we check for reset & powerdropout and issue a "reset halt" if so. */
2848 static int power_dropout
;
2849 static int srst_asserted
;
2851 static int run_power_restore
;
2852 static int run_power_dropout
;
2853 static int run_srst_asserted
;
2854 static int run_srst_deasserted
;
2856 static int sense_handler(void)
2858 static int prev_srst_asserted
;
2859 static int prev_power_dropout
;
2861 int retval
= jtag_power_dropout(&power_dropout
);
2862 if (retval
!= ERROR_OK
)
2866 power_restored
= prev_power_dropout
&& !power_dropout
;
2868 run_power_restore
= 1;
2870 int64_t current
= timeval_ms();
2871 static int64_t last_power
;
2872 bool wait_more
= last_power
+ 2000 > current
;
2873 if (power_dropout
&& !wait_more
) {
2874 run_power_dropout
= 1;
2875 last_power
= current
;
2878 retval
= jtag_srst_asserted(&srst_asserted
);
2879 if (retval
!= ERROR_OK
)
2882 int srst_deasserted
;
2883 srst_deasserted
= prev_srst_asserted
&& !srst_asserted
;
2885 static int64_t last_srst
;
2886 wait_more
= last_srst
+ 2000 > current
;
2887 if (srst_deasserted
&& !wait_more
) {
2888 run_srst_deasserted
= 1;
2889 last_srst
= current
;
2892 if (!prev_srst_asserted
&& srst_asserted
)
2893 run_srst_asserted
= 1;
2895 prev_srst_asserted
= srst_asserted
;
2896 prev_power_dropout
= power_dropout
;
2898 if (srst_deasserted
|| power_restored
) {
2899 /* Other than logging the event we can't do anything here.
2900 * Issuing a reset is a particularly bad idea as we might
2901 * be inside a reset already.
2908 /* process target state changes */
2909 static int handle_target(void *priv
)
2911 Jim_Interp
*interp
= (Jim_Interp
*)priv
;
2912 int retval
= ERROR_OK
;
2914 if (!is_jtag_poll_safe()) {
2915 /* polling is disabled currently */
2919 /* we do not want to recurse here... */
2920 static int recursive
;
2924 /* danger! running these procedures can trigger srst assertions and power dropouts.
2925 * We need to avoid an infinite loop/recursion here and we do that by
2926 * clearing the flags after running these events.
2928 int did_something
= 0;
2929 if (run_srst_asserted
) {
2930 LOG_INFO("srst asserted detected, running srst_asserted proc.");
2931 Jim_Eval(interp
, "srst_asserted");
2934 if (run_srst_deasserted
) {
2935 Jim_Eval(interp
, "srst_deasserted");
2938 if (run_power_dropout
) {
2939 LOG_INFO("Power dropout detected, running power_dropout proc.");
2940 Jim_Eval(interp
, "power_dropout");
2943 if (run_power_restore
) {
2944 Jim_Eval(interp
, "power_restore");
2948 if (did_something
) {
2949 /* clear detect flags */
2953 /* clear action flags */
2955 run_srst_asserted
= 0;
2956 run_srst_deasserted
= 0;
2957 run_power_restore
= 0;
2958 run_power_dropout
= 0;
2963 /* Poll targets for state changes unless that's globally disabled.
2964 * Skip targets that are currently disabled.
2966 for (struct target
*target
= all_targets
;
2967 is_jtag_poll_safe() && target
;
2968 target
= target
->next
) {
2970 if (!target_was_examined(target
))
2973 if (!target
->tap
->enabled
)
2976 if (target
->backoff
.times
> target
->backoff
.count
) {
2977 /* do not poll this time as we failed previously */
2978 target
->backoff
.count
++;
2981 target
->backoff
.count
= 0;
2983 /* only poll target if we've got power and srst isn't asserted */
2984 if (!power_dropout
&& !srst_asserted
) {
2985 /* polling may fail silently until the target has been examined */
2986 retval
= target_poll(target
);
2987 if (retval
!= ERROR_OK
) {
2988 /* 100ms polling interval. Increase interval between polling up to 5000ms */
2989 if (target
->backoff
.times
* polling_interval
< 5000) {
2990 target
->backoff
.times
*= 2;
2991 target
->backoff
.times
++;
2994 /* Tell GDB to halt the debugger. This allows the user to
2995 * run monitor commands to handle the situation.
2997 target_call_event_callbacks(target
, TARGET_EVENT_GDB_HALT
);
2999 if (target
->backoff
.times
> 0) {
3000 LOG_USER("Polling target %s failed, trying to reexamine", target_name(target
));
3001 target_reset_examined(target
);
3002 retval
= target_examine_one(target
);
3003 /* Target examination could have failed due to unstable connection,
3004 * but we set the examined flag anyway to repoll it later */
3005 if (retval
!= ERROR_OK
) {
3006 target_set_examined(target
);
3007 LOG_USER("Examination failed, GDB will be halted. Polling again in %dms",
3008 target
->backoff
.times
* polling_interval
);
3013 /* Since we succeeded, we reset backoff count */
3014 target
->backoff
.times
= 0;
3021 COMMAND_HANDLER(handle_reg_command
)
3025 struct target
*target
= get_current_target(CMD_CTX
);
3026 if (!target_was_examined(target
)) {
3027 LOG_ERROR("Target not examined yet");
3028 return ERROR_TARGET_NOT_EXAMINED
;
3030 struct reg
*reg
= NULL
;
3032 /* list all available registers for the current target */
3033 if (CMD_ARGC
== 0) {
3034 struct reg_cache
*cache
= target
->reg_cache
;
3036 unsigned int count
= 0;
3040 command_print(CMD
, "===== %s", cache
->name
);
3042 for (i
= 0, reg
= cache
->reg_list
;
3043 i
< cache
->num_regs
;
3044 i
++, reg
++, count
++) {
3045 if (reg
->exist
== false || reg
->hidden
)
3047 /* only print cached values if they are valid */
3049 char *value
= buf_to_hex_str(reg
->value
,
3052 "(%i) %s (/%" PRIu32
"): 0x%s%s",
3060 command_print(CMD
, "(%i) %s (/%" PRIu32
")",
3065 cache
= cache
->next
;
3071 /* access a single register by its ordinal number */
3072 if ((CMD_ARGV
[0][0] >= '0') && (CMD_ARGV
[0][0] <= '9')) {
3074 COMMAND_PARSE_NUMBER(uint
, CMD_ARGV
[0], num
);
3076 struct reg_cache
*cache
= target
->reg_cache
;
3077 unsigned int count
= 0;
3080 for (i
= 0; i
< cache
->num_regs
; i
++) {
3081 if (count
++ == num
) {
3082 reg
= &cache
->reg_list
[i
];
3088 cache
= cache
->next
;
3092 command_print(CMD
, "%i is out of bounds, the current target "
3093 "has only %i registers (0 - %i)", num
, count
, count
- 1);
3097 /* access a single register by its name */
3098 reg
= register_get_by_name(target
->reg_cache
, CMD_ARGV
[0], true);
3104 assert(reg
); /* give clang a hint that we *know* reg is != NULL here */
3109 /* display a register */
3110 if ((CMD_ARGC
== 1) || ((CMD_ARGC
== 2) && !((CMD_ARGV
[1][0] >= '0')
3111 && (CMD_ARGV
[1][0] <= '9')))) {
3112 if ((CMD_ARGC
== 2) && (strcmp(CMD_ARGV
[1], "force") == 0))
3116 int retval
= reg
->type
->get(reg
);
3117 if (retval
!= ERROR_OK
) {
3118 LOG_ERROR("Could not read register '%s'", reg
->name
);
3122 char *value
= buf_to_hex_str(reg
->value
, reg
->size
);
3123 command_print(CMD
, "%s (/%i): 0x%s", reg
->name
, (int)(reg
->size
), value
);
3128 /* set register value */
3129 if (CMD_ARGC
== 2) {
3130 uint8_t *buf
= malloc(DIV_ROUND_UP(reg
->size
, 8));
3133 str_to_buf(CMD_ARGV
[1], strlen(CMD_ARGV
[1]), buf
, reg
->size
, 0);
3135 int retval
= reg
->type
->set(reg
, buf
);
3136 if (retval
!= ERROR_OK
) {
3137 LOG_ERROR("Could not write to register '%s'", reg
->name
);
3139 char *value
= buf_to_hex_str(reg
->value
, reg
->size
);
3140 command_print(CMD
, "%s (/%i): 0x%s", reg
->name
, (int)(reg
->size
), value
);
3149 return ERROR_COMMAND_SYNTAX_ERROR
;
3152 command_print(CMD
, "register %s not found in current target", CMD_ARGV
[0]);
3156 COMMAND_HANDLER(handle_poll_command
)
3158 int retval
= ERROR_OK
;
3159 struct target
*target
= get_current_target(CMD_CTX
);
3161 if (CMD_ARGC
== 0) {
3162 command_print(CMD
, "background polling: %s",
3163 jtag_poll_get_enabled() ? "on" : "off");
3164 command_print(CMD
, "TAP: %s (%s)",
3165 target
->tap
->dotted_name
,
3166 target
->tap
->enabled
? "enabled" : "disabled");
3167 if (!target
->tap
->enabled
)
3169 retval
= target_poll(target
);
3170 if (retval
!= ERROR_OK
)
3172 retval
= target_arch_state(target
);
3173 if (retval
!= ERROR_OK
)
3175 } else if (CMD_ARGC
== 1) {
3177 COMMAND_PARSE_ON_OFF(CMD_ARGV
[0], enable
);
3178 jtag_poll_set_enabled(enable
);
3180 return ERROR_COMMAND_SYNTAX_ERROR
;
3185 COMMAND_HANDLER(handle_wait_halt_command
)
3188 return ERROR_COMMAND_SYNTAX_ERROR
;
3190 unsigned ms
= DEFAULT_HALT_TIMEOUT
;
3191 if (1 == CMD_ARGC
) {
3192 int retval
= parse_uint(CMD_ARGV
[0], &ms
);
3193 if (retval
!= ERROR_OK
)
3194 return ERROR_COMMAND_SYNTAX_ERROR
;
3197 struct target
*target
= get_current_target(CMD_CTX
);
3198 return target_wait_state(target
, TARGET_HALTED
, ms
);
3201 /* wait for target state to change. The trick here is to have a low
3202 * latency for short waits and not to suck up all the CPU time
3205 * After 500ms, keep_alive() is invoked
3207 int target_wait_state(struct target
*target
, enum target_state state
, unsigned int ms
)
3210 int64_t then
= 0, cur
;
3214 retval
= target_poll(target
);
3215 if (retval
!= ERROR_OK
)
3217 if (target
->state
== state
)
3222 then
= timeval_ms();
3223 LOG_DEBUG("waiting for target %s...",
3224 nvp_value2name(nvp_target_state
, state
)->name
);
3227 if (cur
- then
> 500) {
3229 if (openocd_is_shutdown_pending())
3230 return ERROR_SERVER_INTERRUPTED
;
3233 if ((cur
-then
) > ms
) {
3234 LOG_ERROR("timed out while waiting for target %s",
3235 nvp_value2name(nvp_target_state
, state
)->name
);
3243 COMMAND_HANDLER(handle_halt_command
)
3247 struct target
*target
= get_current_target(CMD_CTX
);
3249 target
->verbose_halt_msg
= true;
3251 int retval
= target_halt(target
);
3252 if (retval
!= ERROR_OK
)
3255 if (CMD_ARGC
== 1) {
3256 unsigned wait_local
;
3257 retval
= parse_uint(CMD_ARGV
[0], &wait_local
);
3258 if (retval
!= ERROR_OK
)
3259 return ERROR_COMMAND_SYNTAX_ERROR
;
3264 return CALL_COMMAND_HANDLER(handle_wait_halt_command
);
3267 COMMAND_HANDLER(handle_soft_reset_halt_command
)
3269 struct target
*target
= get_current_target(CMD_CTX
);
3271 LOG_TARGET_INFO(target
, "requesting target halt and executing a soft reset");
3273 target_soft_reset_halt(target
);
3278 COMMAND_HANDLER(handle_reset_command
)
3281 return ERROR_COMMAND_SYNTAX_ERROR
;
3283 enum target_reset_mode reset_mode
= RESET_RUN
;
3284 if (CMD_ARGC
== 1) {
3285 const struct nvp
*n
;
3286 n
= nvp_name2value(nvp_reset_modes
, CMD_ARGV
[0]);
3287 if ((!n
->name
) || (n
->value
== RESET_UNKNOWN
))
3288 return ERROR_COMMAND_SYNTAX_ERROR
;
3289 reset_mode
= n
->value
;
3292 /* reset *all* targets */
3293 return target_process_reset(CMD
, reset_mode
);
3297 COMMAND_HANDLER(handle_resume_command
)
3301 return ERROR_COMMAND_SYNTAX_ERROR
;
3303 struct target
*target
= get_current_target(CMD_CTX
);
3305 /* with no CMD_ARGV, resume from current pc, addr = 0,
3306 * with one arguments, addr = CMD_ARGV[0],
3307 * handle breakpoints, not debugging */
3308 target_addr_t addr
= 0;
3309 if (CMD_ARGC
== 1) {
3310 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], addr
);
3314 return target_resume(target
, current
, addr
, 1, 0);
3317 COMMAND_HANDLER(handle_step_command
)
3320 return ERROR_COMMAND_SYNTAX_ERROR
;
3324 /* with no CMD_ARGV, step from current pc, addr = 0,
3325 * with one argument addr = CMD_ARGV[0],
3326 * handle breakpoints, debugging */
3327 target_addr_t addr
= 0;
3329 if (CMD_ARGC
== 1) {
3330 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], addr
);
3334 struct target
*target
= get_current_target(CMD_CTX
);
3336 return target_step(target
, current_pc
, addr
, 1);
3339 void target_handle_md_output(struct command_invocation
*cmd
,
3340 struct target
*target
, target_addr_t address
, unsigned size
,
3341 unsigned count
, const uint8_t *buffer
)
3343 const unsigned line_bytecnt
= 32;
3344 unsigned line_modulo
= line_bytecnt
/ size
;
3346 char output
[line_bytecnt
* 4 + 1];
3347 unsigned output_len
= 0;
3349 const char *value_fmt
;
3352 value_fmt
= "%16.16"PRIx64
" ";
3355 value_fmt
= "%8.8"PRIx64
" ";
3358 value_fmt
= "%4.4"PRIx64
" ";
3361 value_fmt
= "%2.2"PRIx64
" ";
3364 /* "can't happen", caller checked */
3365 LOG_ERROR("invalid memory read size: %u", size
);
3369 for (unsigned i
= 0; i
< count
; i
++) {
3370 if (i
% line_modulo
== 0) {
3371 output_len
+= snprintf(output
+ output_len
,
3372 sizeof(output
) - output_len
,
3373 TARGET_ADDR_FMT
": ",
3374 (address
+ (i
* size
)));
3378 const uint8_t *value_ptr
= buffer
+ i
* size
;
3381 value
= target_buffer_get_u64(target
, value_ptr
);
3384 value
= target_buffer_get_u32(target
, value_ptr
);
3387 value
= target_buffer_get_u16(target
, value_ptr
);
3392 output_len
+= snprintf(output
+ output_len
,
3393 sizeof(output
) - output_len
,
3396 if ((i
% line_modulo
== line_modulo
- 1) || (i
== count
- 1)) {
3397 command_print(cmd
, "%s", output
);
3403 COMMAND_HANDLER(handle_md_command
)
3406 return ERROR_COMMAND_SYNTAX_ERROR
;
3409 switch (CMD_NAME
[2]) {
3423 return ERROR_COMMAND_SYNTAX_ERROR
;
3426 bool physical
= strcmp(CMD_ARGV
[0], "phys") == 0;
3427 int (*fn
)(struct target
*target
,
3428 target_addr_t address
, uint32_t size_value
, uint32_t count
, uint8_t *buffer
);
3432 fn
= target_read_phys_memory
;
3434 fn
= target_read_memory
;
3435 if ((CMD_ARGC
< 1) || (CMD_ARGC
> 2))
3436 return ERROR_COMMAND_SYNTAX_ERROR
;
3438 target_addr_t address
;
3439 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], address
);
3443 COMMAND_PARSE_NUMBER(uint
, CMD_ARGV
[1], count
);
3445 uint8_t *buffer
= calloc(count
, size
);
3447 LOG_ERROR("Failed to allocate md read buffer");
3451 struct target
*target
= get_current_target(CMD_CTX
);
3452 int retval
= fn(target
, address
, size
, count
, buffer
);
3453 if (retval
== ERROR_OK
)
3454 target_handle_md_output(CMD
, target
, address
, size
, count
, buffer
);
3461 typedef int (*target_write_fn
)(struct target
*target
,
3462 target_addr_t address
, uint32_t size
, uint32_t count
, const uint8_t *buffer
);
3464 static int target_fill_mem(struct target
*target
,
3465 target_addr_t address
,
3473 /* We have to write in reasonably large chunks to be able
3474 * to fill large memory areas with any sane speed */
3475 const unsigned chunk_size
= 16384;
3476 uint8_t *target_buf
= malloc(chunk_size
* data_size
);
3478 LOG_ERROR("Out of memory");
3482 for (unsigned i
= 0; i
< chunk_size
; i
++) {
3483 switch (data_size
) {
3485 target_buffer_set_u64(target
, target_buf
+ i
* data_size
, b
);
3488 target_buffer_set_u32(target
, target_buf
+ i
* data_size
, b
);
3491 target_buffer_set_u16(target
, target_buf
+ i
* data_size
, b
);
3494 target_buffer_set_u8(target
, target_buf
+ i
* data_size
, b
);
3501 int retval
= ERROR_OK
;
3503 for (unsigned x
= 0; x
< c
; x
+= chunk_size
) {
3506 if (current
> chunk_size
)
3507 current
= chunk_size
;
3508 retval
= fn(target
, address
+ x
* data_size
, data_size
, current
, target_buf
);
3509 if (retval
!= ERROR_OK
)
3511 /* avoid GDB timeouts */
3514 if (openocd_is_shutdown_pending()) {
3515 retval
= ERROR_SERVER_INTERRUPTED
;
3525 COMMAND_HANDLER(handle_mw_command
)
3528 return ERROR_COMMAND_SYNTAX_ERROR
;
3529 bool physical
= strcmp(CMD_ARGV
[0], "phys") == 0;
3534 fn
= target_write_phys_memory
;
3536 fn
= target_write_memory
;
3537 if ((CMD_ARGC
< 2) || (CMD_ARGC
> 3))
3538 return ERROR_COMMAND_SYNTAX_ERROR
;
3540 target_addr_t address
;
3541 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], address
);
3544 COMMAND_PARSE_NUMBER(u64
, CMD_ARGV
[1], value
);
3548 COMMAND_PARSE_NUMBER(uint
, CMD_ARGV
[2], count
);
3550 struct target
*target
= get_current_target(CMD_CTX
);
3552 switch (CMD_NAME
[2]) {
3566 return ERROR_COMMAND_SYNTAX_ERROR
;
3569 return target_fill_mem(target
, address
, fn
, wordsize
, value
, count
);
3572 static COMMAND_HELPER(parse_load_image_command
, struct image
*image
,
3573 target_addr_t
*min_address
, target_addr_t
*max_address
)
3575 if (CMD_ARGC
< 1 || CMD_ARGC
> 5)
3576 return ERROR_COMMAND_SYNTAX_ERROR
;
3578 /* a base address isn't always necessary,
3579 * default to 0x0 (i.e. don't relocate) */
3580 if (CMD_ARGC
>= 2) {
3582 COMMAND_PARSE_ADDRESS(CMD_ARGV
[1], addr
);
3583 image
->base_address
= addr
;
3584 image
->base_address_set
= true;
3586 image
->base_address_set
= false;
3588 image
->start_address_set
= false;
3591 COMMAND_PARSE_ADDRESS(CMD_ARGV
[3], *min_address
);
3592 if (CMD_ARGC
== 5) {
3593 COMMAND_PARSE_ADDRESS(CMD_ARGV
[4], *max_address
);
3594 /* use size (given) to find max (required) */
3595 *max_address
+= *min_address
;
3598 if (*min_address
> *max_address
)
3599 return ERROR_COMMAND_SYNTAX_ERROR
;
3604 COMMAND_HANDLER(handle_load_image_command
)
3608 uint32_t image_size
;
3609 target_addr_t min_address
= 0;
3610 target_addr_t max_address
= -1;
3613 int retval
= CALL_COMMAND_HANDLER(parse_load_image_command
,
3614 &image
, &min_address
, &max_address
);
3615 if (retval
!= ERROR_OK
)
3618 struct target
*target
= get_current_target(CMD_CTX
);
3620 struct duration bench
;
3621 duration_start(&bench
);
3623 if (image_open(&image
, CMD_ARGV
[0], (CMD_ARGC
>= 3) ? CMD_ARGV
[2] : NULL
) != ERROR_OK
)
3628 for (unsigned int i
= 0; i
< image
.num_sections
; i
++) {
3629 buffer
= malloc(image
.sections
[i
].size
);
3632 "error allocating buffer for section (%d bytes)",
3633 (int)(image
.sections
[i
].size
));
3634 retval
= ERROR_FAIL
;
3638 retval
= image_read_section(&image
, i
, 0x0, image
.sections
[i
].size
, buffer
, &buf_cnt
);
3639 if (retval
!= ERROR_OK
) {
3644 uint32_t offset
= 0;
3645 uint32_t length
= buf_cnt
;
3647 /* DANGER!!! beware of unsigned comparison here!!! */
3649 if ((image
.sections
[i
].base_address
+ buf_cnt
>= min_address
) &&
3650 (image
.sections
[i
].base_address
< max_address
)) {
3652 if (image
.sections
[i
].base_address
< min_address
) {
3653 /* clip addresses below */
3654 offset
+= min_address
-image
.sections
[i
].base_address
;
3658 if (image
.sections
[i
].base_address
+ buf_cnt
> max_address
)
3659 length
-= (image
.sections
[i
].base_address
+ buf_cnt
)-max_address
;
3661 retval
= target_write_buffer(target
,
3662 image
.sections
[i
].base_address
+ offset
, length
, buffer
+ offset
);
3663 if (retval
!= ERROR_OK
) {
3667 image_size
+= length
;
3668 command_print(CMD
, "%u bytes written at address " TARGET_ADDR_FMT
"",
3669 (unsigned int)length
,
3670 image
.sections
[i
].base_address
+ offset
);
3676 if ((retval
== ERROR_OK
) && (duration_measure(&bench
) == ERROR_OK
)) {
3677 command_print(CMD
, "downloaded %" PRIu32
" bytes "
3678 "in %fs (%0.3f KiB/s)", image_size
,
3679 duration_elapsed(&bench
), duration_kbps(&bench
, image_size
));
3682 image_close(&image
);
3688 COMMAND_HANDLER(handle_dump_image_command
)
3690 struct fileio
*fileio
;
3692 int retval
, retvaltemp
;
3693 target_addr_t address
, size
;
3694 struct duration bench
;
3695 struct target
*target
= get_current_target(CMD_CTX
);
3698 return ERROR_COMMAND_SYNTAX_ERROR
;
3700 COMMAND_PARSE_ADDRESS(CMD_ARGV
[1], address
);
3701 COMMAND_PARSE_ADDRESS(CMD_ARGV
[2], size
);
3703 uint32_t buf_size
= (size
> 4096) ? 4096 : size
;
3704 buffer
= malloc(buf_size
);
3708 retval
= fileio_open(&fileio
, CMD_ARGV
[0], FILEIO_WRITE
, FILEIO_BINARY
);
3709 if (retval
!= ERROR_OK
) {
3714 duration_start(&bench
);
3717 size_t size_written
;
3718 uint32_t this_run_size
= (size
> buf_size
) ? buf_size
: size
;
3719 retval
= target_read_buffer(target
, address
, this_run_size
, buffer
);
3720 if (retval
!= ERROR_OK
)
3723 retval
= fileio_write(fileio
, this_run_size
, buffer
, &size_written
);
3724 if (retval
!= ERROR_OK
)
3727 size
-= this_run_size
;
3728 address
+= this_run_size
;
3733 if ((retval
== ERROR_OK
) && (duration_measure(&bench
) == ERROR_OK
)) {
3735 retval
= fileio_size(fileio
, &filesize
);
3736 if (retval
!= ERROR_OK
)
3739 "dumped %zu bytes in %fs (%0.3f KiB/s)", filesize
,
3740 duration_elapsed(&bench
), duration_kbps(&bench
, filesize
));
3743 retvaltemp
= fileio_close(fileio
);
3744 if (retvaltemp
!= ERROR_OK
)
3753 IMAGE_CHECKSUM_ONLY
= 2
3756 static COMMAND_HELPER(handle_verify_image_command_internal
, enum verify_mode verify
)
3760 uint32_t image_size
;
3762 uint32_t checksum
= 0;
3763 uint32_t mem_checksum
= 0;
3767 struct target
*target
= get_current_target(CMD_CTX
);
3770 return ERROR_COMMAND_SYNTAX_ERROR
;
3773 LOG_ERROR("no target selected");
3777 struct duration bench
;
3778 duration_start(&bench
);
3780 if (CMD_ARGC
>= 2) {
3782 COMMAND_PARSE_ADDRESS(CMD_ARGV
[1], addr
);
3783 image
.base_address
= addr
;
3784 image
.base_address_set
= true;
3786 image
.base_address_set
= false;
3787 image
.base_address
= 0x0;
3790 image
.start_address_set
= false;
3792 retval
= image_open(&image
, CMD_ARGV
[0], (CMD_ARGC
== 3) ? CMD_ARGV
[2] : NULL
);
3793 if (retval
!= ERROR_OK
)
3799 for (unsigned int i
= 0; i
< image
.num_sections
; i
++) {
3800 buffer
= malloc(image
.sections
[i
].size
);
3803 "error allocating buffer for section (%" PRIu32
" bytes)",
3804 image
.sections
[i
].size
);
3807 retval
= image_read_section(&image
, i
, 0x0, image
.sections
[i
].size
, buffer
, &buf_cnt
);
3808 if (retval
!= ERROR_OK
) {
3813 if (verify
>= IMAGE_VERIFY
) {
3814 /* calculate checksum of image */
3815 retval
= image_calculate_checksum(buffer
, buf_cnt
, &checksum
);
3816 if (retval
!= ERROR_OK
) {
3821 retval
= target_checksum_memory(target
, image
.sections
[i
].base_address
, buf_cnt
, &mem_checksum
);
3822 if (retval
!= ERROR_OK
) {
3826 if ((checksum
!= mem_checksum
) && (verify
== IMAGE_CHECKSUM_ONLY
)) {
3827 LOG_ERROR("checksum mismatch");
3829 retval
= ERROR_FAIL
;
3832 if (checksum
!= mem_checksum
) {
3833 /* failed crc checksum, fall back to a binary compare */
3837 LOG_ERROR("checksum mismatch - attempting binary compare");
3839 data
= malloc(buf_cnt
);
3841 retval
= target_read_buffer(target
, image
.sections
[i
].base_address
, buf_cnt
, data
);
3842 if (retval
== ERROR_OK
) {
3844 for (t
= 0; t
< buf_cnt
; t
++) {
3845 if (data
[t
] != buffer
[t
]) {
3847 "diff %d address 0x%08x. Was 0x%02x instead of 0x%02x",
3849 (unsigned)(t
+ image
.sections
[i
].base_address
),
3852 if (diffs
++ >= 127) {
3853 command_print(CMD
, "More than 128 errors, the rest are not printed.");
3860 if (openocd_is_shutdown_pending()) {
3861 retval
= ERROR_SERVER_INTERRUPTED
;
3871 command_print(CMD
, "address " TARGET_ADDR_FMT
" length 0x%08zx",
3872 image
.sections
[i
].base_address
,
3877 image_size
+= buf_cnt
;
3880 command_print(CMD
, "No more differences found.");
3883 retval
= ERROR_FAIL
;
3884 if ((retval
== ERROR_OK
) && (duration_measure(&bench
) == ERROR_OK
)) {
3885 command_print(CMD
, "verified %" PRIu32
" bytes "
3886 "in %fs (%0.3f KiB/s)", image_size
,
3887 duration_elapsed(&bench
), duration_kbps(&bench
, image_size
));
3890 image_close(&image
);
3895 COMMAND_HANDLER(handle_verify_image_checksum_command
)
3897 return CALL_COMMAND_HANDLER(handle_verify_image_command_internal
, IMAGE_CHECKSUM_ONLY
);
3900 COMMAND_HANDLER(handle_verify_image_command
)
3902 return CALL_COMMAND_HANDLER(handle_verify_image_command_internal
, IMAGE_VERIFY
);
3905 COMMAND_HANDLER(handle_test_image_command
)
3907 return CALL_COMMAND_HANDLER(handle_verify_image_command_internal
, IMAGE_TEST
);
3910 static int handle_bp_command_list(struct command_invocation
*cmd
)
3912 struct target
*target
= get_current_target(cmd
->ctx
);
3913 struct breakpoint
*breakpoint
= target
->breakpoints
;
3914 while (breakpoint
) {
3915 if (breakpoint
->type
== BKPT_SOFT
) {
3916 char *buf
= buf_to_hex_str(breakpoint
->orig_instr
,
3917 breakpoint
->length
);
3918 command_print(cmd
, "Software breakpoint(IVA): addr=" TARGET_ADDR_FMT
", len=0x%x, orig_instr=0x%s",
3919 breakpoint
->address
,
3924 if ((breakpoint
->address
== 0) && (breakpoint
->asid
!= 0))
3925 command_print(cmd
, "Context breakpoint: asid=0x%8.8" PRIx32
", len=0x%x, num=%u",
3927 breakpoint
->length
, breakpoint
->number
);
3928 else if ((breakpoint
->address
!= 0) && (breakpoint
->asid
!= 0)) {
3929 command_print(cmd
, "Hybrid breakpoint(IVA): addr=" TARGET_ADDR_FMT
", len=0x%x, num=%u",
3930 breakpoint
->address
,
3931 breakpoint
->length
, breakpoint
->number
);
3932 command_print(cmd
, "\t|--->linked with ContextID: 0x%8.8" PRIx32
,
3935 command_print(cmd
, "Hardware breakpoint(IVA): addr=" TARGET_ADDR_FMT
", len=0x%x, num=%u",
3936 breakpoint
->address
,
3937 breakpoint
->length
, breakpoint
->number
);
3940 breakpoint
= breakpoint
->next
;
3945 static int handle_bp_command_set(struct command_invocation
*cmd
,
3946 target_addr_t addr
, uint32_t asid
, uint32_t length
, int hw
)
3948 struct target
*target
= get_current_target(cmd
->ctx
);
3952 retval
= breakpoint_add(target
, addr
, length
, hw
);
3953 /* error is always logged in breakpoint_add(), do not print it again */
3954 if (retval
== ERROR_OK
)
3955 command_print(cmd
, "breakpoint set at " TARGET_ADDR_FMT
"", addr
);
3957 } else if (addr
== 0) {
3958 if (!target
->type
->add_context_breakpoint
) {
3959 LOG_TARGET_ERROR(target
, "Context breakpoint not available");
3960 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE
;
3962 retval
= context_breakpoint_add(target
, asid
, length
, hw
);
3963 /* error is always logged in context_breakpoint_add(), do not print it again */
3964 if (retval
== ERROR_OK
)
3965 command_print(cmd
, "Context breakpoint set at 0x%8.8" PRIx32
"", asid
);
3968 if (!target
->type
->add_hybrid_breakpoint
) {
3969 LOG_TARGET_ERROR(target
, "Hybrid breakpoint not available");
3970 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE
;
3972 retval
= hybrid_breakpoint_add(target
, addr
, asid
, length
, hw
);
3973 /* error is always logged in hybrid_breakpoint_add(), do not print it again */
3974 if (retval
== ERROR_OK
)
3975 command_print(cmd
, "Hybrid breakpoint set at 0x%8.8" PRIx32
"", asid
);
3980 COMMAND_HANDLER(handle_bp_command
)
3989 return handle_bp_command_list(CMD
);
3993 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], addr
);
3994 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], length
);
3995 return handle_bp_command_set(CMD
, addr
, asid
, length
, hw
);
3998 if (strcmp(CMD_ARGV
[2], "hw") == 0) {
4000 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], addr
);
4001 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], length
);
4003 return handle_bp_command_set(CMD
, addr
, asid
, length
, hw
);
4004 } else if (strcmp(CMD_ARGV
[2], "hw_ctx") == 0) {
4006 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], asid
);
4007 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], length
);
4009 return handle_bp_command_set(CMD
, addr
, asid
, length
, hw
);
4014 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], addr
);
4015 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], asid
);
4016 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[2], length
);
4017 return handle_bp_command_set(CMD
, addr
, asid
, length
, hw
);
4020 return ERROR_COMMAND_SYNTAX_ERROR
;
4024 COMMAND_HANDLER(handle_rbp_command
)
4029 return ERROR_COMMAND_SYNTAX_ERROR
;
4031 struct target
*target
= get_current_target(CMD_CTX
);
4033 if (!strcmp(CMD_ARGV
[0], "all")) {
4034 retval
= breakpoint_remove_all(target
);
4036 if (retval
!= ERROR_OK
) {
4037 command_print(CMD
, "Error encountered during removal of all breakpoints.");
4038 command_print(CMD
, "Some breakpoints may have remained set.");
4042 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], addr
);
4044 retval
= breakpoint_remove(target
, addr
);
4046 if (retval
!= ERROR_OK
)
4047 command_print(CMD
, "Error during removal of breakpoint at address " TARGET_ADDR_FMT
, addr
);
4053 COMMAND_HANDLER(handle_wp_command
)
4055 struct target
*target
= get_current_target(CMD_CTX
);
4057 if (CMD_ARGC
== 0) {
4058 struct watchpoint
*watchpoint
= target
->watchpoints
;
4060 while (watchpoint
) {
4061 char wp_type
= (watchpoint
->rw
== WPT_READ
? 'r' : (watchpoint
->rw
== WPT_WRITE
? 'w' : 'a'));
4062 command_print(CMD
, "address: " TARGET_ADDR_FMT
4063 ", len: 0x%8.8" PRIx32
4064 ", r/w/a: %c, value: 0x%8.8" PRIx64
4065 ", mask: 0x%8.8" PRIx64
,
4066 watchpoint
->address
,
4071 watchpoint
= watchpoint
->next
;
4076 enum watchpoint_rw type
= WPT_ACCESS
;
4077 target_addr_t addr
= 0;
4078 uint32_t length
= 0;
4079 uint64_t data_value
= 0x0;
4080 uint64_t data_mask
= WATCHPOINT_IGNORE_DATA_VALUE_MASK
;
4081 bool mask_specified
= false;
4085 COMMAND_PARSE_NUMBER(u64
, CMD_ARGV
[4], data_mask
);
4086 mask_specified
= true;
4089 COMMAND_PARSE_NUMBER(u64
, CMD_ARGV
[3], data_value
);
4090 // if user specified only data value without mask - the mask should be 0
4091 if (!mask_specified
)
4095 switch (CMD_ARGV
[2][0]) {
4106 LOG_TARGET_ERROR(target
, "invalid watchpoint mode ('%c')", CMD_ARGV
[2][0]);
4107 return ERROR_COMMAND_SYNTAX_ERROR
;
4111 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], length
);
4112 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], addr
);
4116 return ERROR_COMMAND_SYNTAX_ERROR
;
4119 int retval
= watchpoint_add(target
, addr
, length
, type
,
4120 data_value
, data_mask
);
4121 if (retval
!= ERROR_OK
)
4122 LOG_TARGET_ERROR(target
, "Failure setting watchpoints");
4127 COMMAND_HANDLER(handle_rwp_command
)
4132 return ERROR_COMMAND_SYNTAX_ERROR
;
4134 struct target
*target
= get_current_target(CMD_CTX
);
4135 if (!strcmp(CMD_ARGV
[0], "all")) {
4136 retval
= watchpoint_remove_all(target
);
4138 if (retval
!= ERROR_OK
) {
4139 command_print(CMD
, "Error encountered during removal of all watchpoints.");
4140 command_print(CMD
, "Some watchpoints may have remained set.");
4144 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], addr
);
4146 retval
= watchpoint_remove(target
, addr
);
4148 if (retval
!= ERROR_OK
)
4149 command_print(CMD
, "Error during removal of watchpoint at address " TARGET_ADDR_FMT
, addr
);
4156 * Translate a virtual address to a physical address.
4158 * The low-level target implementation must have logged a detailed error
4159 * which is forwarded to telnet/GDB session.
4161 COMMAND_HANDLER(handle_virt2phys_command
)
4164 return ERROR_COMMAND_SYNTAX_ERROR
;
4167 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], va
);
4170 struct target
*target
= get_current_target(CMD_CTX
);
4171 int retval
= target
->type
->virt2phys(target
, va
, &pa
);
4172 if (retval
== ERROR_OK
)
4173 command_print(CMD
, "Physical address " TARGET_ADDR_FMT
"", pa
);
4178 static void write_data(FILE *f
, const void *data
, size_t len
)
4180 size_t written
= fwrite(data
, 1, len
, f
);
4182 LOG_ERROR("failed to write %zu bytes: %s", len
, strerror(errno
));
4185 static void write_long(FILE *f
, int l
, struct target
*target
)
4189 target_buffer_set_u32(target
, val
, l
);
4190 write_data(f
, val
, 4);
4193 static void write_string(FILE *f
, char *s
)
4195 write_data(f
, s
, strlen(s
));
4198 typedef unsigned char UNIT
[2]; /* unit of profiling */
4200 /* Dump a gmon.out histogram file. */
4201 static void write_gmon(uint32_t *samples
, uint32_t sample_num
, const char *filename
, bool with_range
,
4202 uint32_t start_address
, uint32_t end_address
, struct target
*target
, uint32_t duration_ms
)
4205 FILE *f
= fopen(filename
, "w");
4208 write_string(f
, "gmon");
4209 write_long(f
, 0x00000001, target
); /* Version */
4210 write_long(f
, 0, target
); /* padding */
4211 write_long(f
, 0, target
); /* padding */
4212 write_long(f
, 0, target
); /* padding */
4214 uint8_t zero
= 0; /* GMON_TAG_TIME_HIST */
4215 write_data(f
, &zero
, 1);
4217 /* figure out bucket size */
4221 min
= start_address
;
4226 for (i
= 0; i
< sample_num
; i
++) {
4227 if (min
> samples
[i
])
4229 if (max
< samples
[i
])
4233 /* max should be (largest sample + 1)
4234 * Refer to binutils/gprof/hist.c (find_histogram_for_pc) */
4235 if (max
< UINT32_MAX
)
4238 /* gprof requires (max - min) >= 2 */
4239 while ((max
- min
) < 2) {
4240 if (max
< UINT32_MAX
)
4247 uint32_t address_space
= max
- min
;
4249 /* FIXME: What is the reasonable number of buckets?
4250 * The profiling result will be more accurate if there are enough buckets. */
4251 static const uint32_t max_buckets
= 128 * 1024; /* maximum buckets. */
4252 uint32_t num_buckets
= address_space
/ sizeof(UNIT
);
4253 if (num_buckets
> max_buckets
)
4254 num_buckets
= max_buckets
;
4255 int *buckets
= malloc(sizeof(int) * num_buckets
);
4260 memset(buckets
, 0, sizeof(int) * num_buckets
);
4261 for (i
= 0; i
< sample_num
; i
++) {
4262 uint32_t address
= samples
[i
];
4264 if ((address
< min
) || (max
<= address
))
4267 long long a
= address
- min
;
4268 long long b
= num_buckets
;
4269 long long c
= address_space
;
4270 int index_t
= (a
* b
) / c
; /* danger!!!! int32 overflows */
4274 /* append binary memory gmon.out &profile_hist_hdr ((char*)&profile_hist_hdr + sizeof(struct gmon_hist_hdr)) */
4275 write_long(f
, min
, target
); /* low_pc */
4276 write_long(f
, max
, target
); /* high_pc */
4277 write_long(f
, num_buckets
, target
); /* # of buckets */
4278 float sample_rate
= sample_num
/ (duration_ms
/ 1000.0);
4279 write_long(f
, sample_rate
, target
);
4280 write_string(f
, "seconds");
4281 for (i
= 0; i
< (15-strlen("seconds")); i
++)
4282 write_data(f
, &zero
, 1);
4283 write_string(f
, "s");
4285 /*append binary memory gmon.out profile_hist_data (profile_hist_data + profile_hist_hdr.hist_size) */
4287 char *data
= malloc(2 * num_buckets
);
4289 for (i
= 0; i
< num_buckets
; i
++) {
4294 data
[i
* 2] = val
&0xff;
4295 data
[i
* 2 + 1] = (val
>> 8) & 0xff;
4298 write_data(f
, data
, num_buckets
* 2);
4306 /* profiling samples the CPU PC as quickly as OpenOCD is able,
4307 * which will be used as a random sampling of PC */
4308 COMMAND_HANDLER(handle_profile_command
)
4310 struct target
*target
= get_current_target(CMD_CTX
);
4312 if ((CMD_ARGC
!= 2) && (CMD_ARGC
!= 4))
4313 return ERROR_COMMAND_SYNTAX_ERROR
;
4315 const uint32_t MAX_PROFILE_SAMPLE_NUM
= 1000000;
4317 uint32_t num_of_samples
;
4318 int retval
= ERROR_OK
;
4319 bool halted_before_profiling
= target
->state
== TARGET_HALTED
;
4321 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], offset
);
4323 uint32_t start_address
= 0;
4324 uint32_t end_address
= 0;
4325 bool with_range
= false;
4326 if (CMD_ARGC
== 4) {
4328 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[2], start_address
);
4329 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[3], end_address
);
4330 if (start_address
> end_address
|| (end_address
- start_address
) < 2) {
4331 command_print(CMD
, "Error: end - start < 2");
4332 return ERROR_COMMAND_ARGUMENT_INVALID
;
4336 uint32_t *samples
= malloc(sizeof(uint32_t) * MAX_PROFILE_SAMPLE_NUM
);
4338 LOG_ERROR("No memory to store samples.");
4342 uint64_t timestart_ms
= timeval_ms();
4344 * Some cores let us sample the PC without the
4345 * annoying halt/resume step; for example, ARMv7 PCSR.
4346 * Provide a way to use that more efficient mechanism.
4348 retval
= target_profiling(target
, samples
, MAX_PROFILE_SAMPLE_NUM
,
4349 &num_of_samples
, offset
);
4350 if (retval
!= ERROR_OK
) {
4354 uint32_t duration_ms
= timeval_ms() - timestart_ms
;
4356 assert(num_of_samples
<= MAX_PROFILE_SAMPLE_NUM
);
4358 retval
= target_poll(target
);
4359 if (retval
!= ERROR_OK
) {
4364 if (target
->state
== TARGET_RUNNING
&& halted_before_profiling
) {
4365 /* The target was halted before we started and is running now. Halt it,
4366 * for consistency. */
4367 retval
= target_halt(target
);
4368 if (retval
!= ERROR_OK
) {
4372 } else if (target
->state
== TARGET_HALTED
&& !halted_before_profiling
) {
4373 /* The target was running before we started and is halted now. Resume
4374 * it, for consistency. */
4375 retval
= target_resume(target
, 1, 0, 0, 0);
4376 if (retval
!= ERROR_OK
) {
4382 retval
= target_poll(target
);
4383 if (retval
!= ERROR_OK
) {
4388 write_gmon(samples
, num_of_samples
, CMD_ARGV
[1],
4389 with_range
, start_address
, end_address
, target
, duration_ms
);
4390 command_print(CMD
, "Wrote %s", CMD_ARGV
[1]);
4396 COMMAND_HANDLER(handle_target_read_memory
)
4399 * CMD_ARGV[0] = memory address
4400 * CMD_ARGV[1] = desired element width in bits
4401 * CMD_ARGV[2] = number of elements to read
4402 * CMD_ARGV[3] = optional "phys"
4405 if (CMD_ARGC
< 3 || CMD_ARGC
> 4)
4406 return ERROR_COMMAND_SYNTAX_ERROR
;
4408 /* Arg 1: Memory address. */
4410 COMMAND_PARSE_NUMBER(u64
, CMD_ARGV
[0], addr
);
4412 /* Arg 2: Bit width of one element. */
4413 unsigned int width_bits
;
4414 COMMAND_PARSE_NUMBER(uint
, CMD_ARGV
[1], width_bits
);
4416 /* Arg 3: Number of elements to read. */
4418 COMMAND_PARSE_NUMBER(uint
, CMD_ARGV
[2], count
);
4420 /* Arg 4: Optional 'phys'. */
4421 bool is_phys
= false;
4422 if (CMD_ARGC
== 4) {
4423 if (strcmp(CMD_ARGV
[3], "phys")) {
4424 command_print(CMD
, "invalid argument '%s', must be 'phys'", CMD_ARGV
[3]);
4425 return ERROR_COMMAND_ARGUMENT_INVALID
;
4431 switch (width_bits
) {
4438 command_print(CMD
, "invalid width, must be 8, 16, 32 or 64");
4439 return ERROR_COMMAND_ARGUMENT_INVALID
;
4442 const unsigned int width
= width_bits
/ 8;
4444 if ((addr
+ (count
* width
)) < addr
) {
4445 command_print(CMD
, "read_memory: addr + count wraps to zero");
4446 return ERROR_COMMAND_ARGUMENT_INVALID
;
4449 if (count
> 65536) {
4450 command_print(CMD
, "read_memory: too large read request, exceeds 64K elements");
4451 return ERROR_COMMAND_ARGUMENT_INVALID
;
4454 struct target
*target
= get_current_target(CMD_CTX
);
4456 const size_t buffersize
= 4096;
4457 uint8_t *buffer
= malloc(buffersize
);
4460 LOG_ERROR("Failed to allocate memory");
4464 char *separator
= "";
4466 const unsigned int max_chunk_len
= buffersize
/ width
;
4467 const size_t chunk_len
= MIN(count
, max_chunk_len
);
4472 retval
= target_read_phys_memory(target
, addr
, width
, chunk_len
, buffer
);
4474 retval
= target_read_memory(target
, addr
, width
, chunk_len
, buffer
);
4476 if (retval
!= ERROR_OK
) {
4477 LOG_DEBUG("read_memory: read at " TARGET_ADDR_FMT
" with width=%u and count=%zu failed",
4478 addr
, width_bits
, chunk_len
);
4480 * FIXME: we append the errmsg to the list of value already read.
4481 * Add a way to flush and replace old output, but LOG_DEBUG() it
4483 command_print(CMD
, "read_memory: failed to read memory");
4488 for (size_t i
= 0; i
< chunk_len
; i
++) {
4493 v
= target_buffer_get_u64(target
, &buffer
[i
* width
]);
4496 v
= target_buffer_get_u32(target
, &buffer
[i
* width
]);
4499 v
= target_buffer_get_u16(target
, &buffer
[i
* width
]);
4506 command_print_sameline(CMD
, "%s0x%" PRIx64
, separator
, v
);
4511 addr
+= chunk_len
* width
;
4519 static int target_jim_write_memory(Jim_Interp
*interp
, int argc
,
4520 Jim_Obj
* const *argv
)
4523 * argv[1] = memory address
4524 * argv[2] = desired element width in bits
4525 * argv[3] = list of data to write
4526 * argv[4] = optional "phys"
4529 if (argc
< 4 || argc
> 5) {
4530 Jim_WrongNumArgs(interp
, 1, argv
, "address width data ['phys']");
4534 /* Arg 1: Memory address. */
4537 e
= Jim_GetWide(interp
, argv
[1], &wide_addr
);
4542 target_addr_t addr
= (target_addr_t
)wide_addr
;
4544 /* Arg 2: Bit width of one element. */
4546 e
= Jim_GetLong(interp
, argv
[2], &l
);
4551 const unsigned int width_bits
= l
;
4552 size_t count
= Jim_ListLength(interp
, argv
[3]);
4554 /* Arg 4: Optional 'phys'. */
4555 bool is_phys
= false;
4558 const char *phys
= Jim_GetString(argv
[4], NULL
);
4560 if (strcmp(phys
, "phys")) {
4561 Jim_SetResultFormatted(interp
, "invalid argument '%s', must be 'phys'", phys
);
4568 switch (width_bits
) {
4575 Jim_SetResultString(interp
, "invalid width, must be 8, 16, 32 or 64", -1);
4579 const unsigned int width
= width_bits
/ 8;
4581 if ((addr
+ (count
* width
)) < addr
) {
4582 Jim_SetResultString(interp
, "write_memory: addr + len wraps to zero", -1);
4586 if (count
> 65536) {
4587 Jim_SetResultString(interp
, "write_memory: too large memory write request, exceeds 64K elements", -1);
4591 struct command_context
*cmd_ctx
= current_command_context(interp
);
4592 assert(cmd_ctx
!= NULL
);
4593 struct target
*target
= get_current_target(cmd_ctx
);
4595 const size_t buffersize
= 4096;
4596 uint8_t *buffer
= malloc(buffersize
);
4599 LOG_ERROR("Failed to allocate memory");
4606 const unsigned int max_chunk_len
= buffersize
/ width
;
4607 const size_t chunk_len
= MIN(count
, max_chunk_len
);
4609 for (size_t i
= 0; i
< chunk_len
; i
++, j
++) {
4610 Jim_Obj
*tmp
= Jim_ListGetIndex(interp
, argv
[3], j
);
4611 jim_wide element_wide
;
4612 Jim_GetWide(interp
, tmp
, &element_wide
);
4614 const uint64_t v
= element_wide
;
4618 target_buffer_set_u64(target
, &buffer
[i
* width
], v
);
4621 target_buffer_set_u32(target
, &buffer
[i
* width
], v
);
4624 target_buffer_set_u16(target
, &buffer
[i
* width
], v
);
4627 buffer
[i
] = v
& 0x0ff;
4637 retval
= target_write_phys_memory(target
, addr
, width
, chunk_len
, buffer
);
4639 retval
= target_write_memory(target
, addr
, width
, chunk_len
, buffer
);
4641 if (retval
!= ERROR_OK
) {
4642 LOG_ERROR("write_memory: write at " TARGET_ADDR_FMT
" with width=%u and count=%zu failed",
4643 addr
, width_bits
, chunk_len
);
4644 Jim_SetResultString(interp
, "write_memory: failed to write memory", -1);
4649 addr
+= chunk_len
* width
;
4657 /* FIX? should we propagate errors here rather than printing them
4660 void target_handle_event(struct target
*target
, enum target_event e
)
4662 struct target_event_action
*teap
;
4665 for (teap
= target
->event_action
; teap
; teap
= teap
->next
) {
4666 if (teap
->event
== e
) {
4667 LOG_DEBUG("target: %s (%s) event: %d (%s) action: %s",
4668 target_name(target
),
4669 target_type_name(target
),
4671 target_event_name(e
),
4672 Jim_GetString(teap
->body
, NULL
));
4674 /* Override current target by the target an event
4675 * is issued from (lot of scripts need it).
4676 * Return back to previous override as soon
4677 * as the handler processing is done */
4678 struct command_context
*cmd_ctx
= current_command_context(teap
->interp
);
4679 struct target
*saved_target_override
= cmd_ctx
->current_target_override
;
4680 cmd_ctx
->current_target_override
= target
;
4682 retval
= Jim_EvalObj(teap
->interp
, teap
->body
);
4684 cmd_ctx
->current_target_override
= saved_target_override
;
4686 if (retval
== ERROR_COMMAND_CLOSE_CONNECTION
)
4689 if (retval
== JIM_RETURN
)
4690 retval
= teap
->interp
->returnCode
;
4692 if (retval
!= JIM_OK
) {
4693 Jim_MakeErrorMessage(teap
->interp
);
4694 LOG_USER("Error executing event %s on target %s:\n%s",
4695 target_event_name(e
),
4696 target_name(target
),
4697 Jim_GetString(Jim_GetResult(teap
->interp
), NULL
));
4698 /* clean both error code and stacktrace before return */
4699 Jim_Eval(teap
->interp
, "error \"\" \"\"");
4705 static int target_jim_get_reg(Jim_Interp
*interp
, int argc
,
4706 Jim_Obj
* const *argv
)
4711 const char *option
= Jim_GetString(argv
[1], NULL
);
4713 if (!strcmp(option
, "-force")) {
4718 Jim_SetResultFormatted(interp
, "invalid option '%s'", option
);
4724 Jim_WrongNumArgs(interp
, 1, argv
, "[-force] list");
4728 const int length
= Jim_ListLength(interp
, argv
[1]);
4730 Jim_Obj
*result_dict
= Jim_NewDictObj(interp
, NULL
, 0);
4735 struct command_context
*cmd_ctx
= current_command_context(interp
);
4736 assert(cmd_ctx
!= NULL
);
4737 const struct target
*target
= get_current_target(cmd_ctx
);
4739 for (int i
= 0; i
< length
; i
++) {
4740 Jim_Obj
*elem
= Jim_ListGetIndex(interp
, argv
[1], i
);
4745 const char *reg_name
= Jim_String(elem
);
4747 struct reg
*reg
= register_get_by_name(target
->reg_cache
, reg_name
,
4750 if (!reg
|| !reg
->exist
) {
4751 Jim_SetResultFormatted(interp
, "unknown register '%s'", reg_name
);
4755 if (force
|| !reg
->valid
) {
4756 int retval
= reg
->type
->get(reg
);
4758 if (retval
!= ERROR_OK
) {
4759 Jim_SetResultFormatted(interp
, "failed to read register '%s'",
4765 char *reg_value
= buf_to_hex_str(reg
->value
, reg
->size
);
4768 LOG_ERROR("Failed to allocate memory");
4772 char *tmp
= alloc_printf("0x%s", reg_value
);
4777 LOG_ERROR("Failed to allocate memory");
4781 Jim_DictAddElement(interp
, result_dict
, elem
,
4782 Jim_NewStringObj(interp
, tmp
, -1));
4787 Jim_SetResult(interp
, result_dict
);
4792 static int target_jim_set_reg(Jim_Interp
*interp
, int argc
,
4793 Jim_Obj
* const *argv
)
4796 Jim_WrongNumArgs(interp
, 1, argv
, "dict");
4801 #if JIM_VERSION >= 80
4802 Jim_Obj
**dict
= Jim_DictPairs(interp
, argv
[1], &tmp
);
4808 int ret
= Jim_DictPairs(interp
, argv
[1], &dict
, &tmp
);
4814 const unsigned int length
= tmp
;
4815 struct command_context
*cmd_ctx
= current_command_context(interp
);
4817 const struct target
*target
= get_current_target(cmd_ctx
);
4819 for (unsigned int i
= 0; i
< length
; i
+= 2) {
4820 const char *reg_name
= Jim_String(dict
[i
]);
4821 const char *reg_value
= Jim_String(dict
[i
+ 1]);
4822 struct reg
*reg
= register_get_by_name(target
->reg_cache
, reg_name
,
4825 if (!reg
|| !reg
->exist
) {
4826 Jim_SetResultFormatted(interp
, "unknown register '%s'", reg_name
);
4830 uint8_t *buf
= malloc(DIV_ROUND_UP(reg
->size
, 8));
4833 LOG_ERROR("Failed to allocate memory");
4837 str_to_buf(reg_value
, strlen(reg_value
), buf
, reg
->size
, 0);
4838 int retval
= reg
->type
->set(reg
, buf
);
4841 if (retval
!= ERROR_OK
) {
4842 Jim_SetResultFormatted(interp
, "failed to set '%s' to register '%s'",
4843 reg_value
, reg_name
);
4852 * Returns true only if the target has a handler for the specified event.
4854 bool target_has_event_action(const struct target
*target
, enum target_event event
)
4856 struct target_event_action
*teap
;
4858 for (teap
= target
->event_action
; teap
; teap
= teap
->next
) {
4859 if (teap
->event
== event
)
4865 enum target_cfg_param
{
4868 TCFG_WORK_AREA_VIRT
,
4869 TCFG_WORK_AREA_PHYS
,
4870 TCFG_WORK_AREA_SIZE
,
4871 TCFG_WORK_AREA_BACKUP
,
4874 TCFG_CHAIN_POSITION
,
4879 TCFG_GDB_MAX_CONNECTIONS
,
4882 static struct jim_nvp nvp_config_opts
[] = {
4883 { .name
= "-type", .value
= TCFG_TYPE
},
4884 { .name
= "-event", .value
= TCFG_EVENT
},
4885 { .name
= "-work-area-virt", .value
= TCFG_WORK_AREA_VIRT
},
4886 { .name
= "-work-area-phys", .value
= TCFG_WORK_AREA_PHYS
},
4887 { .name
= "-work-area-size", .value
= TCFG_WORK_AREA_SIZE
},
4888 { .name
= "-work-area-backup", .value
= TCFG_WORK_AREA_BACKUP
},
4889 { .name
= "-endian", .value
= TCFG_ENDIAN
},
4890 { .name
= "-coreid", .value
= TCFG_COREID
},
4891 { .name
= "-chain-position", .value
= TCFG_CHAIN_POSITION
},
4892 { .name
= "-dbgbase", .value
= TCFG_DBGBASE
},
4893 { .name
= "-rtos", .value
= TCFG_RTOS
},
4894 { .name
= "-defer-examine", .value
= TCFG_DEFER_EXAMINE
},
4895 { .name
= "-gdb-port", .value
= TCFG_GDB_PORT
},
4896 { .name
= "-gdb-max-connections", .value
= TCFG_GDB_MAX_CONNECTIONS
},
4897 { .name
= NULL
, .value
= -1 }
4900 static int target_configure(struct jim_getopt_info
*goi
, struct target
*target
)
4907 /* parse config or cget options ... */
4908 while (goi
->argc
> 0) {
4909 Jim_SetEmptyResult(goi
->interp
);
4910 /* jim_getopt_debug(goi); */
4912 if (target
->type
->target_jim_configure
) {
4913 /* target defines a configure function */
4914 /* target gets first dibs on parameters */
4915 e
= (*(target
->type
->target_jim_configure
))(target
, goi
);
4924 /* otherwise we 'continue' below */
4926 e
= jim_getopt_nvp(goi
, nvp_config_opts
, &n
);
4928 jim_getopt_nvp_unknown(goi
, nvp_config_opts
, 0);
4934 if (goi
->isconfigure
) {
4935 Jim_SetResultFormatted(goi
->interp
,
4936 "not settable: %s", n
->name
);
4940 if (goi
->argc
!= 0) {
4941 Jim_WrongNumArgs(goi
->interp
,
4942 goi
->argc
, goi
->argv
,
4947 Jim_SetResultString(goi
->interp
,
4948 target_type_name(target
), -1);
4952 if (goi
->argc
== 0) {
4953 Jim_WrongNumArgs(goi
->interp
, goi
->argc
, goi
->argv
, "-event ?event-name? ...");
4957 e
= jim_getopt_nvp(goi
, nvp_target_event
, &n
);
4959 jim_getopt_nvp_unknown(goi
, nvp_target_event
, 1);
4963 if (goi
->isconfigure
) {
4964 if (goi
->argc
!= 1) {
4965 Jim_WrongNumArgs(goi
->interp
, goi
->argc
, goi
->argv
, "-event ?event-name? ?EVENT-BODY?");
4969 if (goi
->argc
!= 0) {
4970 Jim_WrongNumArgs(goi
->interp
, goi
->argc
, goi
->argv
, "-event ?event-name?");
4976 struct target_event_action
*teap
;
4978 teap
= target
->event_action
;
4979 /* replace existing? */
4981 if (teap
->event
== (enum target_event
)n
->value
)
4986 if (goi
->isconfigure
) {
4987 /* START_DEPRECATED_TPIU */
4988 if (n
->value
== TARGET_EVENT_TRACE_CONFIG
)
4989 LOG_INFO("DEPRECATED target event %s; use TPIU events {pre,post}-{enable,disable}", n
->name
);
4990 /* END_DEPRECATED_TPIU */
4992 bool replace
= true;
4995 teap
= calloc(1, sizeof(*teap
));
4998 teap
->event
= n
->value
;
4999 teap
->interp
= goi
->interp
;
5000 jim_getopt_obj(goi
, &o
);
5002 Jim_DecrRefCount(teap
->interp
, teap
->body
);
5003 teap
->body
= Jim_DuplicateObj(goi
->interp
, o
);
5006 * Tcl/TK - "tk events" have a nice feature.
5007 * See the "BIND" command.
5008 * We should support that here.
5009 * You can specify %X and %Y in the event code.
5010 * The idea is: %T - target name.
5011 * The idea is: %N - target number
5012 * The idea is: %E - event name.
5014 Jim_IncrRefCount(teap
->body
);
5017 /* add to head of event list */
5018 teap
->next
= target
->event_action
;
5019 target
->event_action
= teap
;
5021 Jim_SetEmptyResult(goi
->interp
);
5025 Jim_SetEmptyResult(goi
->interp
);
5027 Jim_SetResult(goi
->interp
, Jim_DuplicateObj(goi
->interp
, teap
->body
));
5033 case TCFG_WORK_AREA_VIRT
:
5034 if (goi
->isconfigure
) {
5035 target_free_all_working_areas(target
);
5036 e
= jim_getopt_wide(goi
, &w
);
5039 target
->working_area_virt
= w
;
5040 target
->working_area_virt_spec
= true;
5045 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->working_area_virt
));
5049 case TCFG_WORK_AREA_PHYS
:
5050 if (goi
->isconfigure
) {
5051 target_free_all_working_areas(target
);
5052 e
= jim_getopt_wide(goi
, &w
);
5055 target
->working_area_phys
= w
;
5056 target
->working_area_phys_spec
= true;
5061 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->working_area_phys
));
5065 case TCFG_WORK_AREA_SIZE
:
5066 if (goi
->isconfigure
) {
5067 target_free_all_working_areas(target
);
5068 e
= jim_getopt_wide(goi
, &w
);
5071 target
->working_area_size
= w
;
5076 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->working_area_size
));
5080 case TCFG_WORK_AREA_BACKUP
:
5081 if (goi
->isconfigure
) {
5082 target_free_all_working_areas(target
);
5083 e
= jim_getopt_wide(goi
, &w
);
5086 /* make this boolean */
5087 target
->backup_working_area
= (w
!= 0);
5092 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->backup_working_area
? 1 : 0));
5093 /* loop for more e*/
5098 if (goi
->isconfigure
) {
5099 e
= jim_getopt_nvp(goi
, nvp_target_endian
, &n
);
5101 jim_getopt_nvp_unknown(goi
, nvp_target_endian
, 1);
5104 target
->endianness
= n
->value
;
5109 n
= jim_nvp_value2name_simple(nvp_target_endian
, target
->endianness
);
5111 target
->endianness
= TARGET_LITTLE_ENDIAN
;
5112 n
= jim_nvp_value2name_simple(nvp_target_endian
, target
->endianness
);
5114 Jim_SetResultString(goi
->interp
, n
->name
, -1);
5119 if (goi
->isconfigure
) {
5120 e
= jim_getopt_wide(goi
, &w
);
5123 target
->coreid
= (int32_t)w
;
5128 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->coreid
));
5132 case TCFG_CHAIN_POSITION
:
5133 if (goi
->isconfigure
) {
5135 struct jtag_tap
*tap
;
5137 if (target
->has_dap
) {
5138 Jim_SetResultString(goi
->interp
,
5139 "target requires -dap parameter instead of -chain-position!", -1);
5143 target_free_all_working_areas(target
);
5144 e
= jim_getopt_obj(goi
, &o_t
);
5147 tap
= jtag_tap_by_jim_obj(goi
->interp
, o_t
);
5151 target
->tap_configured
= true;
5156 Jim_SetResultString(goi
->interp
, target
->tap
->dotted_name
, -1);
5157 /* loop for more e*/
5160 if (goi
->isconfigure
) {
5161 e
= jim_getopt_wide(goi
, &w
);
5164 target
->dbgbase
= (uint32_t)w
;
5165 target
->dbgbase_set
= true;
5170 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->dbgbase
));
5176 int result
= rtos_create(goi
, target
);
5177 if (result
!= JIM_OK
)
5183 case TCFG_DEFER_EXAMINE
:
5185 target
->defer_examine
= true;
5190 if (goi
->isconfigure
) {
5191 struct command_context
*cmd_ctx
= current_command_context(goi
->interp
);
5192 if (cmd_ctx
->mode
!= COMMAND_CONFIG
) {
5193 Jim_SetResultString(goi
->interp
, "-gdb-port must be configured before 'init'", -1);
5198 e
= jim_getopt_string(goi
, &s
, NULL
);
5201 free(target
->gdb_port_override
);
5202 target
->gdb_port_override
= strdup(s
);
5207 Jim_SetResultString(goi
->interp
, target
->gdb_port_override
? target
->gdb_port_override
: "undefined", -1);
5211 case TCFG_GDB_MAX_CONNECTIONS
:
5212 if (goi
->isconfigure
) {
5213 struct command_context
*cmd_ctx
= current_command_context(goi
->interp
);
5214 if (cmd_ctx
->mode
!= COMMAND_CONFIG
) {
5215 Jim_SetResultString(goi
->interp
, "-gdb-max-connections must be configured before 'init'", -1);
5219 e
= jim_getopt_wide(goi
, &w
);
5222 target
->gdb_max_connections
= (w
< 0) ? CONNECTION_LIMIT_UNLIMITED
: (int)w
;
5227 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->gdb_max_connections
));
5230 } /* while (goi->argc) */
5233 /* done - we return */
5237 static int jim_target_configure(Jim_Interp
*interp
, int argc
, Jim_Obj
* const *argv
)
5239 struct command
*c
= jim_to_command(interp
);
5240 struct jim_getopt_info goi
;
5242 jim_getopt_setup(&goi
, interp
, argc
- 1, argv
+ 1);
5243 goi
.isconfigure
= !strcmp(c
->name
, "configure");
5245 Jim_WrongNumArgs(goi
.interp
, goi
.argc
, goi
.argv
,
5246 "missing: -option ...");
5249 struct command_context
*cmd_ctx
= current_command_context(interp
);
5251 struct target
*target
= get_current_target(cmd_ctx
);
5252 return target_configure(&goi
, target
);
5255 COMMAND_HANDLER(handle_target_examine
)
5257 bool allow_defer
= false;
5260 return ERROR_COMMAND_SYNTAX_ERROR
;
5262 if (CMD_ARGC
== 1) {
5263 if (strcmp(CMD_ARGV
[0], "allow-defer"))
5264 return ERROR_COMMAND_ARGUMENT_INVALID
;
5268 struct target
*target
= get_current_target(CMD_CTX
);
5269 if (!target
->tap
->enabled
) {
5270 command_print(CMD
, "[TAP is disabled]");
5274 if (allow_defer
&& target
->defer_examine
) {
5275 LOG_INFO("Deferring arp_examine of %s", target_name(target
));
5276 LOG_INFO("Use arp_examine command to examine it manually!");
5280 int retval
= target
->type
->examine(target
);
5281 if (retval
!= ERROR_OK
) {
5282 target_reset_examined(target
);
5286 target_set_examined(target
);
5291 COMMAND_HANDLER(handle_target_was_examined
)
5294 return ERROR_COMMAND_SYNTAX_ERROR
;
5296 struct target
*target
= get_current_target(CMD_CTX
);
5298 command_print(CMD
, "%d", target_was_examined(target
) ? 1 : 0);
5303 COMMAND_HANDLER(handle_target_examine_deferred
)
5306 return ERROR_COMMAND_SYNTAX_ERROR
;
5308 struct target
*target
= get_current_target(CMD_CTX
);
5310 command_print(CMD
, "%d", target
->defer_examine
? 1 : 0);
5315 COMMAND_HANDLER(handle_target_halt_gdb
)
5318 return ERROR_COMMAND_SYNTAX_ERROR
;
5320 struct target
*target
= get_current_target(CMD_CTX
);
5322 return target_call_event_callbacks(target
, TARGET_EVENT_GDB_HALT
);
5325 COMMAND_HANDLER(handle_target_poll
)
5328 return ERROR_COMMAND_SYNTAX_ERROR
;
5330 struct target
*target
= get_current_target(CMD_CTX
);
5331 if (!target
->tap
->enabled
) {
5332 command_print(CMD
, "[TAP is disabled]");
5336 if (!(target_was_examined(target
)))
5337 return ERROR_TARGET_NOT_EXAMINED
;
5339 return target
->type
->poll(target
);
5342 COMMAND_HANDLER(handle_target_reset
)
5345 return ERROR_COMMAND_SYNTAX_ERROR
;
5347 const struct nvp
*n
= nvp_name2value(nvp_assert
, CMD_ARGV
[0]);
5349 nvp_unknown_command_print(CMD
, nvp_assert
, NULL
, CMD_ARGV
[0]);
5350 return ERROR_COMMAND_ARGUMENT_INVALID
;
5353 /* the halt or not param */
5355 COMMAND_PARSE_NUMBER(int, CMD_ARGV
[1], a
);
5357 struct target
*target
= get_current_target(CMD_CTX
);
5358 if (!target
->tap
->enabled
) {
5359 command_print(CMD
, "[TAP is disabled]");
5363 if (!target
->type
->assert_reset
|| !target
->type
->deassert_reset
) {
5364 command_print(CMD
, "No target-specific reset for %s", target_name(target
));
5368 if (target
->defer_examine
)
5369 target_reset_examined(target
);
5371 /* determine if we should halt or not. */
5372 target
->reset_halt
= (a
!= 0);
5373 /* When this happens - all workareas are invalid. */
5374 target_free_all_working_areas_restore(target
, 0);
5377 if (n
->value
== NVP_ASSERT
)
5378 return target
->type
->assert_reset(target
);
5379 return target
->type
->deassert_reset(target
);
5382 COMMAND_HANDLER(handle_target_halt
)
5385 return ERROR_COMMAND_SYNTAX_ERROR
;
5387 struct target
*target
= get_current_target(CMD_CTX
);
5388 if (!target
->tap
->enabled
) {
5389 command_print(CMD
, "[TAP is disabled]");
5393 return target
->type
->halt(target
);
5396 COMMAND_HANDLER(handle_target_wait_state
)
5399 return ERROR_COMMAND_SYNTAX_ERROR
;
5401 const struct nvp
*n
= nvp_name2value(nvp_target_state
, CMD_ARGV
[0]);
5403 nvp_unknown_command_print(CMD
, nvp_target_state
, NULL
, CMD_ARGV
[0]);
5404 return ERROR_COMMAND_ARGUMENT_INVALID
;
5408 COMMAND_PARSE_NUMBER(uint
, CMD_ARGV
[1], a
);
5410 struct target
*target
= get_current_target(CMD_CTX
);
5411 if (!target
->tap
->enabled
) {
5412 command_print(CMD
, "[TAP is disabled]");
5416 int retval
= target_wait_state(target
, n
->value
, a
);
5417 if (retval
!= ERROR_OK
) {
5419 "target: %s wait %s fails (%d) %s",
5420 target_name(target
), n
->name
,
5421 retval
, target_strerror_safe(retval
));
5426 /* List for human, Events defined for this target.
5427 * scripts/programs should use 'name cget -event NAME'
5429 COMMAND_HANDLER(handle_target_event_list
)
5431 struct target
*target
= get_current_target(CMD_CTX
);
5432 struct target_event_action
*teap
= target
->event_action
;
5434 command_print(CMD
, "Event actions for target %s\n",
5435 target_name(target
));
5436 command_print(CMD
, "%-25s | Body", "Event");
5437 command_print(CMD
, "------------------------- | "
5438 "----------------------------------------");
5440 command_print(CMD
, "%-25s | %s",
5441 target_event_name(teap
->event
),
5442 Jim_GetString(teap
->body
, NULL
));
5445 command_print(CMD
, "***END***");
5449 COMMAND_HANDLER(handle_target_current_state
)
5452 return ERROR_COMMAND_SYNTAX_ERROR
;
5454 struct target
*target
= get_current_target(CMD_CTX
);
5456 command_print(CMD
, "%s", target_state_name(target
));
5461 COMMAND_HANDLER(handle_target_debug_reason
)
5464 return ERROR_COMMAND_SYNTAX_ERROR
;
5466 struct target
*target
= get_current_target(CMD_CTX
);
5469 const char *debug_reason
= nvp_value2name(nvp_target_debug_reason
,
5470 target
->debug_reason
)->name
;
5472 if (!debug_reason
) {
5473 command_print(CMD
, "bug: invalid debug reason (%d)",
5474 target
->debug_reason
);
5478 command_print(CMD
, "%s", debug_reason
);
5483 static int jim_target_invoke_event(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5485 struct jim_getopt_info goi
;
5486 jim_getopt_setup(&goi
, interp
, argc
- 1, argv
+ 1);
5487 if (goi
.argc
!= 1) {
5488 const char *cmd_name
= Jim_GetString(argv
[0], NULL
);
5489 Jim_SetResultFormatted(goi
.interp
, "%s <eventname>", cmd_name
);
5493 int e
= jim_getopt_nvp(&goi
, nvp_target_event
, &n
);
5495 jim_getopt_nvp_unknown(&goi
, nvp_target_event
, 1);
5498 struct command_context
*cmd_ctx
= current_command_context(interp
);
5500 struct target
*target
= get_current_target(cmd_ctx
);
5501 target_handle_event(target
, n
->value
);
5505 static const struct command_registration target_instance_command_handlers
[] = {
5507 .name
= "configure",
5508 .mode
= COMMAND_ANY
,
5509 .jim_handler
= jim_target_configure
,
5510 .help
= "configure a new target for use",
5511 .usage
= "[target_attribute ...]",
5515 .mode
= COMMAND_ANY
,
5516 .jim_handler
= jim_target_configure
,
5517 .help
= "returns the specified target attribute",
5518 .usage
= "target_attribute",
5522 .handler
= handle_mw_command
,
5523 .mode
= COMMAND_EXEC
,
5524 .help
= "Write 64-bit word(s) to target memory",
5525 .usage
= "address data [count]",
5529 .handler
= handle_mw_command
,
5530 .mode
= COMMAND_EXEC
,
5531 .help
= "Write 32-bit word(s) to target memory",
5532 .usage
= "address data [count]",
5536 .handler
= handle_mw_command
,
5537 .mode
= COMMAND_EXEC
,
5538 .help
= "Write 16-bit half-word(s) to target memory",
5539 .usage
= "address data [count]",
5543 .handler
= handle_mw_command
,
5544 .mode
= COMMAND_EXEC
,
5545 .help
= "Write byte(s) to target memory",
5546 .usage
= "address data [count]",
5550 .handler
= handle_md_command
,
5551 .mode
= COMMAND_EXEC
,
5552 .help
= "Display target memory as 64-bit words",
5553 .usage
= "address [count]",
5557 .handler
= handle_md_command
,
5558 .mode
= COMMAND_EXEC
,
5559 .help
= "Display target memory as 32-bit words",
5560 .usage
= "address [count]",
5564 .handler
= handle_md_command
,
5565 .mode
= COMMAND_EXEC
,
5566 .help
= "Display target memory as 16-bit half-words",
5567 .usage
= "address [count]",
5571 .handler
= handle_md_command
,
5572 .mode
= COMMAND_EXEC
,
5573 .help
= "Display target memory as 8-bit bytes",
5574 .usage
= "address [count]",
5578 .mode
= COMMAND_EXEC
,
5579 .jim_handler
= target_jim_get_reg
,
5580 .help
= "Get register values from the target",
5585 .mode
= COMMAND_EXEC
,
5586 .jim_handler
= target_jim_set_reg
,
5587 .help
= "Set target register values",
5591 .name
= "read_memory",
5592 .mode
= COMMAND_EXEC
,
5593 .handler
= handle_target_read_memory
,
5594 .help
= "Read Tcl list of 8/16/32/64 bit numbers from target memory",
5595 .usage
= "address width count ['phys']",
5598 .name
= "write_memory",
5599 .mode
= COMMAND_EXEC
,
5600 .jim_handler
= target_jim_write_memory
,
5601 .help
= "Write Tcl list of 8/16/32/64 bit numbers to target memory",
5602 .usage
= "address width data ['phys']",
5605 .name
= "eventlist",
5606 .handler
= handle_target_event_list
,
5607 .mode
= COMMAND_EXEC
,
5608 .help
= "displays a table of events defined for this target",
5613 .mode
= COMMAND_EXEC
,
5614 .handler
= handle_target_current_state
,
5615 .help
= "displays the current state of this target",
5619 .name
= "debug_reason",
5620 .mode
= COMMAND_EXEC
,
5621 .handler
= handle_target_debug_reason
,
5622 .help
= "displays the debug reason of this target",
5626 .name
= "arp_examine",
5627 .mode
= COMMAND_EXEC
,
5628 .handler
= handle_target_examine
,
5629 .help
= "used internally for reset processing",
5630 .usage
= "['allow-defer']",
5633 .name
= "was_examined",
5634 .mode
= COMMAND_EXEC
,
5635 .handler
= handle_target_was_examined
,
5636 .help
= "used internally for reset processing",
5640 .name
= "examine_deferred",
5641 .mode
= COMMAND_EXEC
,
5642 .handler
= handle_target_examine_deferred
,
5643 .help
= "used internally for reset processing",
5647 .name
= "arp_halt_gdb",
5648 .mode
= COMMAND_EXEC
,
5649 .handler
= handle_target_halt_gdb
,
5650 .help
= "used internally for reset processing to halt GDB",
5655 .mode
= COMMAND_EXEC
,
5656 .handler
= handle_target_poll
,
5657 .help
= "used internally for reset processing",
5661 .name
= "arp_reset",
5662 .mode
= COMMAND_EXEC
,
5663 .handler
= handle_target_reset
,
5664 .help
= "used internally for reset processing",
5665 .usage
= "'assert'|'deassert' halt",
5669 .mode
= COMMAND_EXEC
,
5670 .handler
= handle_target_halt
,
5671 .help
= "used internally for reset processing",
5675 .name
= "arp_waitstate",
5676 .mode
= COMMAND_EXEC
,
5677 .handler
= handle_target_wait_state
,
5678 .help
= "used internally for reset processing",
5679 .usage
= "statename timeoutmsecs",
5682 .name
= "invoke-event",
5683 .mode
= COMMAND_EXEC
,
5684 .jim_handler
= jim_target_invoke_event
,
5685 .help
= "invoke handler for specified event",
5686 .usage
= "event_name",
5688 COMMAND_REGISTRATION_DONE
5691 static int target_create(struct jim_getopt_info
*goi
)
5698 struct target
*target
;
5699 struct command_context
*cmd_ctx
;
5701 cmd_ctx
= current_command_context(goi
->interp
);
5704 if (goi
->argc
< 3) {
5705 Jim_WrongNumArgs(goi
->interp
, 1, goi
->argv
, "?name? ?type? ..options...");
5710 jim_getopt_obj(goi
, &new_cmd
);
5711 /* does this command exist? */
5712 cmd
= Jim_GetCommand(goi
->interp
, new_cmd
, JIM_NONE
);
5714 cp
= Jim_GetString(new_cmd
, NULL
);
5715 Jim_SetResultFormatted(goi
->interp
, "Command/target: %s Exists", cp
);
5720 e
= jim_getopt_string(goi
, &cp
, NULL
);
5723 struct transport
*tr
= get_current_transport();
5724 if (tr
&& tr
->override_target
) {
5725 e
= tr
->override_target(&cp
);
5726 if (e
!= ERROR_OK
) {
5727 LOG_ERROR("The selected transport doesn't support this target");
5730 LOG_INFO("The selected transport took over low-level target control. The results might differ compared to plain JTAG/SWD");
5732 /* now does target type exist */
5733 for (x
= 0 ; target_types
[x
] ; x
++) {
5734 if (strcmp(cp
, target_types
[x
]->name
) == 0) {
5739 if (!target_types
[x
]) {
5740 Jim_SetResultFormatted(goi
->interp
, "Unknown target type %s, try one of ", cp
);
5741 for (x
= 0 ; target_types
[x
] ; x
++) {
5742 if (target_types
[x
+ 1]) {
5743 Jim_AppendStrings(goi
->interp
,
5744 Jim_GetResult(goi
->interp
),
5745 target_types
[x
]->name
,
5748 Jim_AppendStrings(goi
->interp
,
5749 Jim_GetResult(goi
->interp
),
5751 target_types
[x
]->name
, NULL
);
5758 target
= calloc(1, sizeof(struct target
));
5760 LOG_ERROR("Out of memory");
5764 /* set empty smp cluster */
5765 target
->smp_targets
= &empty_smp_targets
;
5767 /* allocate memory for each unique target type */
5768 target
->type
= malloc(sizeof(struct target_type
));
5769 if (!target
->type
) {
5770 LOG_ERROR("Out of memory");
5775 memcpy(target
->type
, target_types
[x
], sizeof(struct target_type
));
5777 /* default to first core, override with -coreid */
5780 target
->working_area
= 0x0;
5781 target
->working_area_size
= 0x0;
5782 target
->working_areas
= NULL
;
5783 target
->backup_working_area
= false;
5785 target
->state
= TARGET_UNKNOWN
;
5786 target
->debug_reason
= DBG_REASON_UNDEFINED
;
5787 target
->reg_cache
= NULL
;
5788 target
->breakpoints
= NULL
;
5789 target
->watchpoints
= NULL
;
5790 target
->next
= NULL
;
5791 target
->arch_info
= NULL
;
5793 target
->verbose_halt_msg
= true;
5795 target
->halt_issued
= false;
5797 /* initialize trace information */
5798 target
->trace_info
= calloc(1, sizeof(struct trace
));
5799 if (!target
->trace_info
) {
5800 LOG_ERROR("Out of memory");
5806 target
->dbgmsg
= NULL
;
5807 target
->dbg_msg_enabled
= 0;
5809 target
->endianness
= TARGET_ENDIAN_UNKNOWN
;
5811 target
->rtos
= NULL
;
5812 target
->rtos_auto_detect
= false;
5814 target
->gdb_port_override
= NULL
;
5815 target
->gdb_max_connections
= 1;
5817 /* Do the rest as "configure" options */
5818 goi
->isconfigure
= 1;
5819 e
= target_configure(goi
, target
);
5822 if (target
->has_dap
) {
5823 if (!target
->dap_configured
) {
5824 Jim_SetResultString(goi
->interp
, "-dap ?name? required when creating target", -1);
5828 if (!target
->tap_configured
) {
5829 Jim_SetResultString(goi
->interp
, "-chain-position ?name? required when creating target", -1);
5833 /* tap must be set after target was configured */
5839 rtos_destroy(target
);
5840 free(target
->gdb_port_override
);
5841 free(target
->trace_info
);
5847 if (target
->endianness
== TARGET_ENDIAN_UNKNOWN
) {
5848 /* default endian to little if not specified */
5849 target
->endianness
= TARGET_LITTLE_ENDIAN
;
5852 cp
= Jim_GetString(new_cmd
, NULL
);
5853 target
->cmd_name
= strdup(cp
);
5854 if (!target
->cmd_name
) {
5855 LOG_ERROR("Out of memory");
5856 rtos_destroy(target
);
5857 free(target
->gdb_port_override
);
5858 free(target
->trace_info
);
5864 if (target
->type
->target_create
) {
5865 e
= (*(target
->type
->target_create
))(target
, goi
->interp
);
5866 if (e
!= ERROR_OK
) {
5867 LOG_DEBUG("target_create failed");
5868 free(target
->cmd_name
);
5869 rtos_destroy(target
);
5870 free(target
->gdb_port_override
);
5871 free(target
->trace_info
);
5878 /* create the target specific commands */
5879 if (target
->type
->commands
) {
5880 e
= register_commands(cmd_ctx
, NULL
, target
->type
->commands
);
5882 LOG_ERROR("unable to register '%s' commands", cp
);
5885 /* now - create the new target name command */
5886 const struct command_registration target_subcommands
[] = {
5888 .chain
= target_instance_command_handlers
,
5891 .chain
= target
->type
->commands
,
5893 COMMAND_REGISTRATION_DONE
5895 const struct command_registration target_commands
[] = {
5898 .mode
= COMMAND_ANY
,
5899 .help
= "target command group",
5901 .chain
= target_subcommands
,
5903 COMMAND_REGISTRATION_DONE
5905 e
= register_commands_override_target(cmd_ctx
, NULL
, target_commands
, target
);
5906 if (e
!= ERROR_OK
) {
5907 if (target
->type
->deinit_target
)
5908 target
->type
->deinit_target(target
);
5909 free(target
->cmd_name
);
5910 rtos_destroy(target
);
5911 free(target
->gdb_port_override
);
5912 free(target
->trace_info
);
5918 /* append to end of list */
5919 append_to_list_all_targets(target
);
5921 cmd_ctx
->current_target
= target
;
5925 COMMAND_HANDLER(handle_target_current
)
5928 return ERROR_COMMAND_SYNTAX_ERROR
;
5930 struct target
*target
= get_current_target_or_null(CMD_CTX
);
5932 command_print(CMD
, "%s", target_name(target
));
5937 COMMAND_HANDLER(handle_target_types
)
5940 return ERROR_COMMAND_SYNTAX_ERROR
;
5942 for (unsigned int x
= 0; target_types
[x
]; x
++)
5943 command_print(CMD
, "%s", target_types
[x
]->name
);
5948 COMMAND_HANDLER(handle_target_names
)
5951 return ERROR_COMMAND_SYNTAX_ERROR
;
5953 struct target
*target
= all_targets
;
5955 command_print(CMD
, "%s", target_name(target
));
5956 target
= target
->next
;
5962 static struct target_list
*
5963 __attribute__((warn_unused_result
))
5964 create_target_list_node(const char *targetname
)
5966 struct target
*target
= get_target(targetname
);
5967 LOG_DEBUG("%s ", targetname
);
5971 struct target_list
*new = malloc(sizeof(struct target_list
));
5973 LOG_ERROR("Out of memory");
5977 new->target
= target
;
5981 static int get_target_with_common_rtos_type(struct command_invocation
*cmd
,
5982 struct list_head
*lh
, struct target
**result
)
5984 struct target
*target
= NULL
;
5985 struct target_list
*curr
;
5986 foreach_smp_target(curr
, lh
) {
5987 struct rtos
*curr_rtos
= curr
->target
->rtos
;
5989 if (target
&& target
->rtos
&& target
->rtos
->type
!= curr_rtos
->type
) {
5990 command_print(cmd
, "Different rtos types in members of one smp target!");
5993 target
= curr
->target
;
6000 COMMAND_HANDLER(handle_target_smp
)
6002 static int smp_group
= 1;
6004 if (CMD_ARGC
== 0) {
6005 LOG_DEBUG("Empty SMP target");
6008 LOG_DEBUG("%d", CMD_ARGC
);
6009 /* CMD_ARGC[0] = target to associate in smp
6010 * CMD_ARGC[1] = target to associate in smp
6014 struct list_head
*lh
= malloc(sizeof(*lh
));
6016 LOG_ERROR("Out of memory");
6021 for (unsigned int i
= 0; i
< CMD_ARGC
; i
++) {
6022 struct target_list
*new = create_target_list_node(CMD_ARGV
[i
]);
6024 list_add_tail(&new->lh
, lh
);
6026 /* now parse the list of cpu and put the target in smp mode*/
6027 struct target_list
*curr
;
6028 foreach_smp_target(curr
, lh
) {
6029 struct target
*target
= curr
->target
;
6030 target
->smp
= smp_group
;
6031 target
->smp_targets
= lh
;
6035 struct target
*rtos_target
;
6036 int retval
= get_target_with_common_rtos_type(CMD
, lh
, &rtos_target
);
6037 if (retval
== ERROR_OK
&& rtos_target
)
6038 retval
= rtos_smp_init(rtos_target
);
6043 static int jim_target_create(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
6045 struct jim_getopt_info goi
;
6046 jim_getopt_setup(&goi
, interp
, argc
- 1, argv
+ 1);
6048 Jim_WrongNumArgs(goi
.interp
, goi
.argc
, goi
.argv
,
6049 "<name> <target_type> [<target_options> ...]");
6052 return target_create(&goi
);
6055 static const struct command_registration target_subcommand_handlers
[] = {
6058 .mode
= COMMAND_CONFIG
,
6059 .handler
= handle_target_init_command
,
6060 .help
= "initialize targets",
6065 .mode
= COMMAND_CONFIG
,
6066 .jim_handler
= jim_target_create
,
6067 .usage
= "name type '-chain-position' name [options ...]",
6068 .help
= "Creates and selects a new target",
6072 .mode
= COMMAND_ANY
,
6073 .handler
= handle_target_current
,
6074 .help
= "Returns the currently selected target",
6079 .mode
= COMMAND_ANY
,
6080 .handler
= handle_target_types
,
6081 .help
= "Returns the available target types as "
6082 "a list of strings",
6087 .mode
= COMMAND_ANY
,
6088 .handler
= handle_target_names
,
6089 .help
= "Returns the names of all targets as a list of strings",
6094 .mode
= COMMAND_ANY
,
6095 .handler
= handle_target_smp
,
6096 .usage
= "targetname1 targetname2 ...",
6097 .help
= "gather several target in a smp list"
6100 COMMAND_REGISTRATION_DONE
6104 target_addr_t address
;
6110 static int fastload_num
;
6111 static struct fast_load
*fastload
;
6113 static void free_fastload(void)
6116 for (int i
= 0; i
< fastload_num
; i
++)
6117 free(fastload
[i
].data
);
6123 COMMAND_HANDLER(handle_fast_load_image_command
)
6127 uint32_t image_size
;
6128 target_addr_t min_address
= 0;
6129 target_addr_t max_address
= -1;
6133 int retval
= CALL_COMMAND_HANDLER(parse_load_image_command
,
6134 &image
, &min_address
, &max_address
);
6135 if (retval
!= ERROR_OK
)
6138 struct duration bench
;
6139 duration_start(&bench
);
6141 retval
= image_open(&image
, CMD_ARGV
[0], (CMD_ARGC
>= 3) ? CMD_ARGV
[2] : NULL
);
6142 if (retval
!= ERROR_OK
)
6147 fastload_num
= image
.num_sections
;
6148 fastload
= malloc(sizeof(struct fast_load
)*image
.num_sections
);
6150 command_print(CMD
, "out of memory");
6151 image_close(&image
);
6154 memset(fastload
, 0, sizeof(struct fast_load
)*image
.num_sections
);
6155 for (unsigned int i
= 0; i
< image
.num_sections
; i
++) {
6156 buffer
= malloc(image
.sections
[i
].size
);
6158 command_print(CMD
, "error allocating buffer for section (%d bytes)",
6159 (int)(image
.sections
[i
].size
));
6160 retval
= ERROR_FAIL
;
6164 retval
= image_read_section(&image
, i
, 0x0, image
.sections
[i
].size
, buffer
, &buf_cnt
);
6165 if (retval
!= ERROR_OK
) {
6170 uint32_t offset
= 0;
6171 uint32_t length
= buf_cnt
;
6173 /* DANGER!!! beware of unsigned comparison here!!! */
6175 if ((image
.sections
[i
].base_address
+ buf_cnt
>= min_address
) &&
6176 (image
.sections
[i
].base_address
< max_address
)) {
6177 if (image
.sections
[i
].base_address
< min_address
) {
6178 /* clip addresses below */
6179 offset
+= min_address
-image
.sections
[i
].base_address
;
6183 if (image
.sections
[i
].base_address
+ buf_cnt
> max_address
)
6184 length
-= (image
.sections
[i
].base_address
+ buf_cnt
)-max_address
;
6186 fastload
[i
].address
= image
.sections
[i
].base_address
+ offset
;
6187 fastload
[i
].data
= malloc(length
);
6188 if (!fastload
[i
].data
) {
6190 command_print(CMD
, "error allocating buffer for section (%" PRIu32
" bytes)",
6192 retval
= ERROR_FAIL
;
6195 memcpy(fastload
[i
].data
, buffer
+ offset
, length
);
6196 fastload
[i
].length
= length
;
6198 image_size
+= length
;
6199 command_print(CMD
, "%u bytes written at address 0x%8.8x",
6200 (unsigned int)length
,
6201 ((unsigned int)(image
.sections
[i
].base_address
+ offset
)));
6207 if ((retval
== ERROR_OK
) && (duration_measure(&bench
) == ERROR_OK
)) {
6208 command_print(CMD
, "Loaded %" PRIu32
" bytes "
6209 "in %fs (%0.3f KiB/s)", image_size
,
6210 duration_elapsed(&bench
), duration_kbps(&bench
, image_size
));
6213 "WARNING: image has not been loaded to target!"
6214 "You can issue a 'fast_load' to finish loading.");
6217 image_close(&image
);
6219 if (retval
!= ERROR_OK
)
6225 COMMAND_HANDLER(handle_fast_load_command
)
6228 return ERROR_COMMAND_SYNTAX_ERROR
;
6230 LOG_ERROR("No image in memory");
6234 int64_t ms
= timeval_ms();
6236 int retval
= ERROR_OK
;
6237 for (i
= 0; i
< fastload_num
; i
++) {
6238 struct target
*target
= get_current_target(CMD_CTX
);
6239 command_print(CMD
, "Write to 0x%08x, length 0x%08x",
6240 (unsigned int)(fastload
[i
].address
),
6241 (unsigned int)(fastload
[i
].length
));
6242 retval
= target_write_buffer(target
, fastload
[i
].address
, fastload
[i
].length
, fastload
[i
].data
);
6243 if (retval
!= ERROR_OK
)
6245 size
+= fastload
[i
].length
;
6247 if (retval
== ERROR_OK
) {
6248 int64_t after
= timeval_ms();
6249 command_print(CMD
, "Loaded image %f kBytes/s", (float)(size
/1024.0)/((float)(after
-ms
)/1000.0));
6254 static const struct command_registration target_command_handlers
[] = {
6257 .handler
= handle_targets_command
,
6258 .mode
= COMMAND_ANY
,
6259 .help
= "change current default target (one parameter) "
6260 "or prints table of all targets (no parameters)",
6261 .usage
= "[target]",
6265 .mode
= COMMAND_CONFIG
,
6266 .help
= "configure target",
6267 .chain
= target_subcommand_handlers
,
6270 COMMAND_REGISTRATION_DONE
6273 int target_register_commands(struct command_context
*cmd_ctx
)
6275 return register_commands(cmd_ctx
, NULL
, target_command_handlers
);
6278 static bool target_reset_nag
= true;
6280 bool get_target_reset_nag(void)
6282 return target_reset_nag
;
6285 COMMAND_HANDLER(handle_target_reset_nag
)
6287 return CALL_COMMAND_HANDLER(handle_command_parse_bool
,
6288 &target_reset_nag
, "Nag after each reset about options to improve "
6292 COMMAND_HANDLER(handle_ps_command
)
6294 struct target
*target
= get_current_target(CMD_CTX
);
6296 if (target
->state
!= TARGET_HALTED
) {
6297 command_print(CMD
, "Error: [%s] not halted", target_name(target
));
6298 return ERROR_TARGET_NOT_HALTED
;
6301 if ((target
->rtos
) && (target
->rtos
->type
)
6302 && (target
->rtos
->type
->ps_command
)) {
6303 display
= target
->rtos
->type
->ps_command(target
);
6304 command_print(CMD
, "%s", display
);
6309 return ERROR_TARGET_FAILURE
;
6313 static void binprint(struct command_invocation
*cmd
, const char *text
, const uint8_t *buf
, int size
)
6316 command_print_sameline(cmd
, "%s", text
);
6317 for (int i
= 0; i
< size
; i
++)
6318 command_print_sameline(cmd
, " %02x", buf
[i
]);
6319 command_print(cmd
, " ");
6322 COMMAND_HANDLER(handle_test_mem_access_command
)
6324 struct target
*target
= get_current_target(CMD_CTX
);
6326 int retval
= ERROR_OK
;
6328 if (target
->state
!= TARGET_HALTED
) {
6329 command_print(CMD
, "Error: [%s] not halted", target_name(target
));
6330 return ERROR_TARGET_NOT_HALTED
;
6334 return ERROR_COMMAND_SYNTAX_ERROR
;
6336 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], test_size
);
6339 size_t num_bytes
= test_size
+ 4;
6341 struct working_area
*wa
= NULL
;
6342 retval
= target_alloc_working_area(target
, num_bytes
, &wa
);
6343 if (retval
!= ERROR_OK
) {
6344 LOG_ERROR("Not enough working area");
6348 uint8_t *test_pattern
= malloc(num_bytes
);
6350 for (size_t i
= 0; i
< num_bytes
; i
++)
6351 test_pattern
[i
] = rand();
6353 retval
= target_write_memory(target
, wa
->address
, 1, num_bytes
, test_pattern
);
6354 if (retval
!= ERROR_OK
) {
6355 LOG_ERROR("Test pattern write failed");
6359 for (int host_offset
= 0; host_offset
<= 1; host_offset
++) {
6360 for (int size
= 1; size
<= 4; size
*= 2) {
6361 for (int offset
= 0; offset
< 4; offset
++) {
6362 uint32_t count
= test_size
/ size
;
6363 size_t host_bufsiz
= (count
+ 2) * size
+ host_offset
;
6364 uint8_t *read_ref
= malloc(host_bufsiz
);
6365 uint8_t *read_buf
= malloc(host_bufsiz
);
6367 for (size_t i
= 0; i
< host_bufsiz
; i
++) {
6368 read_ref
[i
] = rand();
6369 read_buf
[i
] = read_ref
[i
];
6371 command_print_sameline(CMD
,
6372 "Test read %" PRIu32
" x %d @ %d to %saligned buffer: ", count
,
6373 size
, offset
, host_offset
? "un" : "");
6375 struct duration bench
;
6376 duration_start(&bench
);
6378 retval
= target_read_memory(target
, wa
->address
+ offset
, size
, count
,
6379 read_buf
+ size
+ host_offset
);
6381 duration_measure(&bench
);
6383 if (retval
== ERROR_TARGET_UNALIGNED_ACCESS
) {
6384 command_print(CMD
, "Unsupported alignment");
6386 } else if (retval
!= ERROR_OK
) {
6387 command_print(CMD
, "Memory read failed");
6391 /* replay on host */
6392 memcpy(read_ref
+ size
+ host_offset
, test_pattern
+ offset
, count
* size
);
6395 int result
= memcmp(read_ref
, read_buf
, host_bufsiz
);
6397 command_print(CMD
, "Pass in %fs (%0.3f KiB/s)",
6398 duration_elapsed(&bench
),
6399 duration_kbps(&bench
, count
* size
));
6401 command_print(CMD
, "Compare failed");
6402 binprint(CMD
, "ref:", read_ref
, host_bufsiz
);
6403 binprint(CMD
, "buf:", read_buf
, host_bufsiz
);
6415 target_free_working_area(target
, wa
);
6418 num_bytes
= test_size
+ 4 + 4 + 4;
6420 retval
= target_alloc_working_area(target
, num_bytes
, &wa
);
6421 if (retval
!= ERROR_OK
) {
6422 LOG_ERROR("Not enough working area");
6426 test_pattern
= malloc(num_bytes
);
6428 for (size_t i
= 0; i
< num_bytes
; i
++)
6429 test_pattern
[i
] = rand();
6431 for (int host_offset
= 0; host_offset
<= 1; host_offset
++) {
6432 for (int size
= 1; size
<= 4; size
*= 2) {
6433 for (int offset
= 0; offset
< 4; offset
++) {
6434 uint32_t count
= test_size
/ size
;
6435 size_t host_bufsiz
= count
* size
+ host_offset
;
6436 uint8_t *read_ref
= malloc(num_bytes
);
6437 uint8_t *read_buf
= malloc(num_bytes
);
6438 uint8_t *write_buf
= malloc(host_bufsiz
);
6440 for (size_t i
= 0; i
< host_bufsiz
; i
++)
6441 write_buf
[i
] = rand();
6442 command_print_sameline(CMD
,
6443 "Test write %" PRIu32
" x %d @ %d from %saligned buffer: ", count
,
6444 size
, offset
, host_offset
? "un" : "");
6446 retval
= target_write_memory(target
, wa
->address
, 1, num_bytes
, test_pattern
);
6447 if (retval
!= ERROR_OK
) {
6448 command_print(CMD
, "Test pattern write failed");
6452 /* replay on host */
6453 memcpy(read_ref
, test_pattern
, num_bytes
);
6454 memcpy(read_ref
+ size
+ offset
, write_buf
+ host_offset
, count
* size
);
6456 struct duration bench
;
6457 duration_start(&bench
);
6459 retval
= target_write_memory(target
, wa
->address
+ size
+ offset
, size
, count
,
6460 write_buf
+ host_offset
);
6462 duration_measure(&bench
);
6464 if (retval
== ERROR_TARGET_UNALIGNED_ACCESS
) {
6465 command_print(CMD
, "Unsupported alignment");
6467 } else if (retval
!= ERROR_OK
) {
6468 command_print(CMD
, "Memory write failed");
6473 retval
= target_read_memory(target
, wa
->address
, 1, num_bytes
, read_buf
);
6474 if (retval
!= ERROR_OK
) {
6475 command_print(CMD
, "Test pattern write failed");
6480 int result
= memcmp(read_ref
, read_buf
, num_bytes
);
6482 command_print(CMD
, "Pass in %fs (%0.3f KiB/s)",
6483 duration_elapsed(&bench
),
6484 duration_kbps(&bench
, count
* size
));
6486 command_print(CMD
, "Compare failed");
6487 binprint(CMD
, "ref:", read_ref
, num_bytes
);
6488 binprint(CMD
, "buf:", read_buf
, num_bytes
);
6499 target_free_working_area(target
, wa
);
6503 static const struct command_registration target_exec_command_handlers
[] = {
6505 .name
= "fast_load_image",
6506 .handler
= handle_fast_load_image_command
,
6507 .mode
= COMMAND_ANY
,
6508 .help
= "Load image into server memory for later use by "
6509 "fast_load; primarily for profiling",
6510 .usage
= "filename [address ['bin'|'ihex'|'elf'|'s19' "
6511 "[min_address [max_length]]]]",
6514 .name
= "fast_load",
6515 .handler
= handle_fast_load_command
,
6516 .mode
= COMMAND_EXEC
,
6517 .help
= "loads active fast load image to current target "
6518 "- mainly for profiling purposes",
6523 .handler
= handle_profile_command
,
6524 .mode
= COMMAND_EXEC
,
6525 .usage
= "seconds filename [start end]",
6526 .help
= "profiling samples the CPU PC",
6528 /** @todo don't register virt2phys() unless target supports it */
6530 .name
= "virt2phys",
6531 .handler
= handle_virt2phys_command
,
6532 .mode
= COMMAND_ANY
,
6533 .help
= "translate a virtual address into a physical address",
6534 .usage
= "virtual_address",
6538 .handler
= handle_reg_command
,
6539 .mode
= COMMAND_EXEC
,
6540 .help
= "display (reread from target with \"force\") or set a register; "
6541 "with no arguments, displays all registers and their values",
6542 .usage
= "[(register_number|register_name) [(value|'force')]]",
6546 .handler
= handle_poll_command
,
6547 .mode
= COMMAND_EXEC
,
6548 .help
= "poll target state; or reconfigure background polling",
6549 .usage
= "['on'|'off']",
6552 .name
= "wait_halt",
6553 .handler
= handle_wait_halt_command
,
6554 .mode
= COMMAND_EXEC
,
6555 .help
= "wait up to the specified number of milliseconds "
6556 "(default 5000) for a previously requested halt",
6557 .usage
= "[milliseconds]",
6561 .handler
= handle_halt_command
,
6562 .mode
= COMMAND_EXEC
,
6563 .help
= "request target to halt, then wait up to the specified "
6564 "number of milliseconds (default 5000) for it to complete",
6565 .usage
= "[milliseconds]",
6569 .handler
= handle_resume_command
,
6570 .mode
= COMMAND_EXEC
,
6571 .help
= "resume target execution from current PC or address",
6572 .usage
= "[address]",
6576 .handler
= handle_reset_command
,
6577 .mode
= COMMAND_EXEC
,
6578 .usage
= "[run|halt|init]",
6579 .help
= "Reset all targets into the specified mode. "
6580 "Default reset mode is run, if not given.",
6583 .name
= "soft_reset_halt",
6584 .handler
= handle_soft_reset_halt_command
,
6585 .mode
= COMMAND_EXEC
,
6587 .help
= "halt the target and do a soft reset",
6591 .handler
= handle_step_command
,
6592 .mode
= COMMAND_EXEC
,
6593 .help
= "step one instruction from current PC or address",
6594 .usage
= "[address]",
6598 .handler
= handle_md_command
,
6599 .mode
= COMMAND_EXEC
,
6600 .help
= "display memory double-words",
6601 .usage
= "['phys'] address [count]",
6605 .handler
= handle_md_command
,
6606 .mode
= COMMAND_EXEC
,
6607 .help
= "display memory words",
6608 .usage
= "['phys'] address [count]",
6612 .handler
= handle_md_command
,
6613 .mode
= COMMAND_EXEC
,
6614 .help
= "display memory half-words",
6615 .usage
= "['phys'] address [count]",
6619 .handler
= handle_md_command
,
6620 .mode
= COMMAND_EXEC
,
6621 .help
= "display memory bytes",
6622 .usage
= "['phys'] address [count]",
6626 .handler
= handle_mw_command
,
6627 .mode
= COMMAND_EXEC
,
6628 .help
= "write memory double-word",
6629 .usage
= "['phys'] address value [count]",
6633 .handler
= handle_mw_command
,
6634 .mode
= COMMAND_EXEC
,
6635 .help
= "write memory word",
6636 .usage
= "['phys'] address value [count]",
6640 .handler
= handle_mw_command
,
6641 .mode
= COMMAND_EXEC
,
6642 .help
= "write memory half-word",
6643 .usage
= "['phys'] address value [count]",
6647 .handler
= handle_mw_command
,
6648 .mode
= COMMAND_EXEC
,
6649 .help
= "write memory byte",
6650 .usage
= "['phys'] address value [count]",
6654 .handler
= handle_bp_command
,
6655 .mode
= COMMAND_EXEC
,
6656 .help
= "list or set hardware or software breakpoint",
6657 .usage
= "[<address> [<asid>] <length> ['hw'|'hw_ctx']]",
6661 .handler
= handle_rbp_command
,
6662 .mode
= COMMAND_EXEC
,
6663 .help
= "remove breakpoint",
6664 .usage
= "'all' | address",
6668 .handler
= handle_wp_command
,
6669 .mode
= COMMAND_EXEC
,
6670 .help
= "list (no params) or create watchpoints",
6671 .usage
= "[address length [('r'|'w'|'a') [value [mask]]]]",
6675 .handler
= handle_rwp_command
,
6676 .mode
= COMMAND_EXEC
,
6677 .help
= "remove watchpoint",
6678 .usage
= "'all' | address",
6681 .name
= "load_image",
6682 .handler
= handle_load_image_command
,
6683 .mode
= COMMAND_EXEC
,
6684 .usage
= "filename [address ['bin'|'ihex'|'elf'|'s19' "
6685 "[min_address [max_length]]]]",
6688 .name
= "dump_image",
6689 .handler
= handle_dump_image_command
,
6690 .mode
= COMMAND_EXEC
,
6691 .usage
= "filename address size",
6694 .name
= "verify_image_checksum",
6695 .handler
= handle_verify_image_checksum_command
,
6696 .mode
= COMMAND_EXEC
,
6697 .usage
= "filename [offset [type]]",
6700 .name
= "verify_image",
6701 .handler
= handle_verify_image_command
,
6702 .mode
= COMMAND_EXEC
,
6703 .usage
= "filename [offset [type]]",
6706 .name
= "test_image",
6707 .handler
= handle_test_image_command
,
6708 .mode
= COMMAND_EXEC
,
6709 .usage
= "filename [offset [type]]",
6713 .mode
= COMMAND_EXEC
,
6714 .jim_handler
= target_jim_get_reg
,
6715 .help
= "Get register values from the target",
6720 .mode
= COMMAND_EXEC
,
6721 .jim_handler
= target_jim_set_reg
,
6722 .help
= "Set target register values",
6726 .name
= "read_memory",
6727 .mode
= COMMAND_EXEC
,
6728 .handler
= handle_target_read_memory
,
6729 .help
= "Read Tcl list of 8/16/32/64 bit numbers from target memory",
6730 .usage
= "address width count ['phys']",
6733 .name
= "write_memory",
6734 .mode
= COMMAND_EXEC
,
6735 .jim_handler
= target_jim_write_memory
,
6736 .help
= "Write Tcl list of 8/16/32/64 bit numbers to target memory",
6737 .usage
= "address width data ['phys']",
6740 .name
= "reset_nag",
6741 .handler
= handle_target_reset_nag
,
6742 .mode
= COMMAND_ANY
,
6743 .help
= "Nag after each reset about options that could have been "
6744 "enabled to improve performance.",
6745 .usage
= "['enable'|'disable']",
6749 .handler
= handle_ps_command
,
6750 .mode
= COMMAND_EXEC
,
6751 .help
= "list all tasks",
6755 .name
= "test_mem_access",
6756 .handler
= handle_test_mem_access_command
,
6757 .mode
= COMMAND_EXEC
,
6758 .help
= "Test the target's memory access functions",
6762 COMMAND_REGISTRATION_DONE
6764 static int target_register_user_commands(struct command_context
*cmd_ctx
)
6766 int retval
= ERROR_OK
;
6767 retval
= target_request_register_commands(cmd_ctx
);
6768 if (retval
!= ERROR_OK
)
6771 retval
= trace_register_commands(cmd_ctx
);
6772 if (retval
!= ERROR_OK
)
6776 return register_commands(cmd_ctx
, NULL
, target_exec_command_handlers
);
6779 const char *target_debug_reason_str(enum target_debug_reason reason
)
6782 case DBG_REASON_DBGRQ
:
6784 case DBG_REASON_BREAKPOINT
:
6785 return "BREAKPOINT";
6786 case DBG_REASON_WATCHPOINT
:
6787 return "WATCHPOINT";
6788 case DBG_REASON_WPTANDBKPT
:
6789 return "WPTANDBKPT";
6790 case DBG_REASON_SINGLESTEP
:
6791 return "SINGLESTEP";
6792 case DBG_REASON_NOTHALTED
:
6794 case DBG_REASON_EXIT
:
6796 case DBG_REASON_EXC_CATCH
:
6798 case DBG_REASON_UNDEFINED
: