1 /***************************************************************************
2 * Copyright (C) 2005 by Dominic Rath *
3 * Dominic.Rath@gmx.de *
5 * Copyright (C) 2007-2010 Øyvind Harboe *
6 * oyvind.harboe@zylin.com *
8 * Copyright (C) 2008, Duane Ellis *
9 * openocd@duaneeellis.com *
11 * Copyright (C) 2008 by Spencer Oliver *
12 * spen@spen-soft.co.uk *
14 * Copyright (C) 2008 by Rick Altherr *
15 * kc8apf@kc8apf.net> *
17 * Copyright (C) 2011 by Broadcom Corporation *
18 * Evan Hunter - ehunter@broadcom.com *
20 * Copyright (C) ST-Ericsson SA 2011 *
21 * michel.jaouen@stericsson.com : smp minimum support *
23 * Copyright (C) 2011 Andreas Fritiofson *
24 * andreas.fritiofson@gmail.com *
26 * This program is free software; you can redistribute it and/or modify *
27 * it under the terms of the GNU General Public License as published by *
28 * the Free Software Foundation; either version 2 of the License, or *
29 * (at your option) any later version. *
31 * This program is distributed in the hope that it will be useful, *
32 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
33 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
34 * GNU General Public License for more details. *
36 * You should have received a copy of the GNU General Public License *
37 * along with this program. If not, see <http://www.gnu.org/licenses/>. *
38 ***************************************************************************/
44 #include <helper/time_support.h>
45 #include <jtag/jtag.h>
46 #include <flash/nor/core.h>
49 #include "target_type.h"
50 #include "target_request.h"
51 #include "breakpoints.h"
55 #include "rtos/rtos.h"
56 #include "transport/transport.h"
59 /* default halt wait timeout (ms) */
60 #define DEFAULT_HALT_TIMEOUT 5000
62 static int target_read_buffer_default(struct target
*target
, target_addr_t address
,
63 uint32_t count
, uint8_t *buffer
);
64 static int target_write_buffer_default(struct target
*target
, target_addr_t address
,
65 uint32_t count
, const uint8_t *buffer
);
66 static int target_array2mem(Jim_Interp
*interp
, struct target
*target
,
67 int argc
, Jim_Obj
* const *argv
);
68 static int target_mem2array(Jim_Interp
*interp
, struct target
*target
,
69 int argc
, Jim_Obj
* const *argv
);
70 static int target_register_user_commands(struct command_context
*cmd_ctx
);
71 static int target_get_gdb_fileio_info_default(struct target
*target
,
72 struct gdb_fileio_info
*fileio_info
);
73 static int target_gdb_fileio_end_default(struct target
*target
, int retcode
,
74 int fileio_errno
, bool ctrl_c
);
77 extern struct target_type arm7tdmi_target
;
78 extern struct target_type arm720t_target
;
79 extern struct target_type arm9tdmi_target
;
80 extern struct target_type arm920t_target
;
81 extern struct target_type arm966e_target
;
82 extern struct target_type arm946e_target
;
83 extern struct target_type arm926ejs_target
;
84 extern struct target_type fa526_target
;
85 extern struct target_type feroceon_target
;
86 extern struct target_type dragonite_target
;
87 extern struct target_type xscale_target
;
88 extern struct target_type cortexm_target
;
89 extern struct target_type cortexa_target
;
90 extern struct target_type aarch64_target
;
91 extern struct target_type cortexr4_target
;
92 extern struct target_type arm11_target
;
93 extern struct target_type ls1_sap_target
;
94 extern struct target_type mips_m4k_target
;
95 extern struct target_type mips_mips64_target
;
96 extern struct target_type avr_target
;
97 extern struct target_type dsp563xx_target
;
98 extern struct target_type dsp5680xx_target
;
99 extern struct target_type testee_target
;
100 extern struct target_type avr32_ap7k_target
;
101 extern struct target_type hla_target
;
102 extern struct target_type nds32_v2_target
;
103 extern struct target_type nds32_v3_target
;
104 extern struct target_type nds32_v3m_target
;
105 extern struct target_type or1k_target
;
106 extern struct target_type quark_x10xx_target
;
107 extern struct target_type quark_d20xx_target
;
108 extern struct target_type stm8_target
;
109 extern struct target_type riscv_target
;
110 extern struct target_type mem_ap_target
;
111 extern struct target_type esirisc_target
;
112 extern struct target_type arcv2_target
;
114 static struct target_type
*target_types
[] = {
154 struct target
*all_targets
;
155 static struct target_event_callback
*target_event_callbacks
;
156 static struct target_timer_callback
*target_timer_callbacks
;
157 static LIST_HEAD(target_reset_callback_list
);
158 static LIST_HEAD(target_trace_callback_list
);
159 static const int polling_interval
= 100;
161 static const Jim_Nvp nvp_assert
[] = {
162 { .name
= "assert", NVP_ASSERT
},
163 { .name
= "deassert", NVP_DEASSERT
},
164 { .name
= "T", NVP_ASSERT
},
165 { .name
= "F", NVP_DEASSERT
},
166 { .name
= "t", NVP_ASSERT
},
167 { .name
= "f", NVP_DEASSERT
},
168 { .name
= NULL
, .value
= -1 }
171 static const Jim_Nvp nvp_error_target
[] = {
172 { .value
= ERROR_TARGET_INVALID
, .name
= "err-invalid" },
173 { .value
= ERROR_TARGET_INIT_FAILED
, .name
= "err-init-failed" },
174 { .value
= ERROR_TARGET_TIMEOUT
, .name
= "err-timeout" },
175 { .value
= ERROR_TARGET_NOT_HALTED
, .name
= "err-not-halted" },
176 { .value
= ERROR_TARGET_FAILURE
, .name
= "err-failure" },
177 { .value
= ERROR_TARGET_UNALIGNED_ACCESS
, .name
= "err-unaligned-access" },
178 { .value
= ERROR_TARGET_DATA_ABORT
, .name
= "err-data-abort" },
179 { .value
= ERROR_TARGET_RESOURCE_NOT_AVAILABLE
, .name
= "err-resource-not-available" },
180 { .value
= ERROR_TARGET_TRANSLATION_FAULT
, .name
= "err-translation-fault" },
181 { .value
= ERROR_TARGET_NOT_RUNNING
, .name
= "err-not-running" },
182 { .value
= ERROR_TARGET_NOT_EXAMINED
, .name
= "err-not-examined" },
183 { .value
= -1, .name
= NULL
}
186 static const char *target_strerror_safe(int err
)
190 n
= Jim_Nvp_value2name_simple(nvp_error_target
, err
);
197 static const Jim_Nvp nvp_target_event
[] = {
199 { .value
= TARGET_EVENT_GDB_HALT
, .name
= "gdb-halt" },
200 { .value
= TARGET_EVENT_HALTED
, .name
= "halted" },
201 { .value
= TARGET_EVENT_RESUMED
, .name
= "resumed" },
202 { .value
= TARGET_EVENT_RESUME_START
, .name
= "resume-start" },
203 { .value
= TARGET_EVENT_RESUME_END
, .name
= "resume-end" },
204 { .value
= TARGET_EVENT_STEP_START
, .name
= "step-start" },
205 { .value
= TARGET_EVENT_STEP_END
, .name
= "step-end" },
207 { .name
= "gdb-start", .value
= TARGET_EVENT_GDB_START
},
208 { .name
= "gdb-end", .value
= TARGET_EVENT_GDB_END
},
210 { .value
= TARGET_EVENT_RESET_START
, .name
= "reset-start" },
211 { .value
= TARGET_EVENT_RESET_ASSERT_PRE
, .name
= "reset-assert-pre" },
212 { .value
= TARGET_EVENT_RESET_ASSERT
, .name
= "reset-assert" },
213 { .value
= TARGET_EVENT_RESET_ASSERT_POST
, .name
= "reset-assert-post" },
214 { .value
= TARGET_EVENT_RESET_DEASSERT_PRE
, .name
= "reset-deassert-pre" },
215 { .value
= TARGET_EVENT_RESET_DEASSERT_POST
, .name
= "reset-deassert-post" },
216 { .value
= TARGET_EVENT_RESET_INIT
, .name
= "reset-init" },
217 { .value
= TARGET_EVENT_RESET_END
, .name
= "reset-end" },
219 { .value
= TARGET_EVENT_EXAMINE_START
, .name
= "examine-start" },
220 { .value
= TARGET_EVENT_EXAMINE_FAIL
, .name
= "examine-fail" },
221 { .value
= TARGET_EVENT_EXAMINE_END
, .name
= "examine-end" },
223 { .value
= TARGET_EVENT_DEBUG_HALTED
, .name
= "debug-halted" },
224 { .value
= TARGET_EVENT_DEBUG_RESUMED
, .name
= "debug-resumed" },
226 { .value
= TARGET_EVENT_GDB_ATTACH
, .name
= "gdb-attach" },
227 { .value
= TARGET_EVENT_GDB_DETACH
, .name
= "gdb-detach" },
229 { .value
= TARGET_EVENT_GDB_FLASH_WRITE_START
, .name
= "gdb-flash-write-start" },
230 { .value
= TARGET_EVENT_GDB_FLASH_WRITE_END
, .name
= "gdb-flash-write-end" },
232 { .value
= TARGET_EVENT_GDB_FLASH_ERASE_START
, .name
= "gdb-flash-erase-start" },
233 { .value
= TARGET_EVENT_GDB_FLASH_ERASE_END
, .name
= "gdb-flash-erase-end" },
235 { .value
= TARGET_EVENT_TRACE_CONFIG
, .name
= "trace-config" },
237 { .name
= NULL
, .value
= -1 }
240 static const Jim_Nvp nvp_target_state
[] = {
241 { .name
= "unknown", .value
= TARGET_UNKNOWN
},
242 { .name
= "running", .value
= TARGET_RUNNING
},
243 { .name
= "halted", .value
= TARGET_HALTED
},
244 { .name
= "reset", .value
= TARGET_RESET
},
245 { .name
= "debug-running", .value
= TARGET_DEBUG_RUNNING
},
246 { .name
= NULL
, .value
= -1 },
249 static const Jim_Nvp nvp_target_debug_reason
[] = {
250 { .name
= "debug-request", .value
= DBG_REASON_DBGRQ
},
251 { .name
= "breakpoint", .value
= DBG_REASON_BREAKPOINT
},
252 { .name
= "watchpoint", .value
= DBG_REASON_WATCHPOINT
},
253 { .name
= "watchpoint-and-breakpoint", .value
= DBG_REASON_WPTANDBKPT
},
254 { .name
= "single-step", .value
= DBG_REASON_SINGLESTEP
},
255 { .name
= "target-not-halted", .value
= DBG_REASON_NOTHALTED
},
256 { .name
= "program-exit", .value
= DBG_REASON_EXIT
},
257 { .name
= "exception-catch", .value
= DBG_REASON_EXC_CATCH
},
258 { .name
= "undefined", .value
= DBG_REASON_UNDEFINED
},
259 { .name
= NULL
, .value
= -1 },
262 static const Jim_Nvp nvp_target_endian
[] = {
263 { .name
= "big", .value
= TARGET_BIG_ENDIAN
},
264 { .name
= "little", .value
= TARGET_LITTLE_ENDIAN
},
265 { .name
= "be", .value
= TARGET_BIG_ENDIAN
},
266 { .name
= "le", .value
= TARGET_LITTLE_ENDIAN
},
267 { .name
= NULL
, .value
= -1 },
270 static const Jim_Nvp nvp_reset_modes
[] = {
271 { .name
= "unknown", .value
= RESET_UNKNOWN
},
272 { .name
= "run", .value
= RESET_RUN
},
273 { .name
= "halt", .value
= RESET_HALT
},
274 { .name
= "init", .value
= RESET_INIT
},
275 { .name
= NULL
, .value
= -1 },
278 const char *debug_reason_name(struct target
*t
)
282 cp
= Jim_Nvp_value2name_simple(nvp_target_debug_reason
,
283 t
->debug_reason
)->name
;
285 LOG_ERROR("Invalid debug reason: %d", (int)(t
->debug_reason
));
286 cp
= "(*BUG*unknown*BUG*)";
291 const char *target_state_name(struct target
*t
)
294 cp
= Jim_Nvp_value2name_simple(nvp_target_state
, t
->state
)->name
;
296 LOG_ERROR("Invalid target state: %d", (int)(t
->state
));
297 cp
= "(*BUG*unknown*BUG*)";
300 if (!target_was_examined(t
) && t
->defer_examine
)
301 cp
= "examine deferred";
306 const char *target_event_name(enum target_event event
)
309 cp
= Jim_Nvp_value2name_simple(nvp_target_event
, event
)->name
;
311 LOG_ERROR("Invalid target event: %d", (int)(event
));
312 cp
= "(*BUG*unknown*BUG*)";
317 const char *target_reset_mode_name(enum target_reset_mode reset_mode
)
320 cp
= Jim_Nvp_value2name_simple(nvp_reset_modes
, reset_mode
)->name
;
322 LOG_ERROR("Invalid target reset mode: %d", (int)(reset_mode
));
323 cp
= "(*BUG*unknown*BUG*)";
328 /* determine the number of the new target */
329 static int new_target_number(void)
334 /* number is 0 based */
338 if (x
< t
->target_number
)
339 x
= t
->target_number
;
345 static void append_to_list_all_targets(struct target
*target
)
347 struct target
**t
= &all_targets
;
354 /* read a uint64_t from a buffer in target memory endianness */
355 uint64_t target_buffer_get_u64(struct target
*target
, const uint8_t *buffer
)
357 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
358 return le_to_h_u64(buffer
);
360 return be_to_h_u64(buffer
);
363 /* read a uint32_t from a buffer in target memory endianness */
364 uint32_t target_buffer_get_u32(struct target
*target
, const uint8_t *buffer
)
366 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
367 return le_to_h_u32(buffer
);
369 return be_to_h_u32(buffer
);
372 /* read a uint24_t from a buffer in target memory endianness */
373 uint32_t target_buffer_get_u24(struct target
*target
, const uint8_t *buffer
)
375 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
376 return le_to_h_u24(buffer
);
378 return be_to_h_u24(buffer
);
381 /* read a uint16_t from a buffer in target memory endianness */
382 uint16_t target_buffer_get_u16(struct target
*target
, const uint8_t *buffer
)
384 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
385 return le_to_h_u16(buffer
);
387 return be_to_h_u16(buffer
);
390 /* write a uint64_t to a buffer in target memory endianness */
391 void target_buffer_set_u64(struct target
*target
, uint8_t *buffer
, uint64_t value
)
393 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
394 h_u64_to_le(buffer
, value
);
396 h_u64_to_be(buffer
, value
);
399 /* write a uint32_t to a buffer in target memory endianness */
400 void target_buffer_set_u32(struct target
*target
, uint8_t *buffer
, uint32_t value
)
402 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
403 h_u32_to_le(buffer
, value
);
405 h_u32_to_be(buffer
, value
);
408 /* write a uint24_t to a buffer in target memory endianness */
409 void target_buffer_set_u24(struct target
*target
, uint8_t *buffer
, uint32_t value
)
411 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
412 h_u24_to_le(buffer
, value
);
414 h_u24_to_be(buffer
, value
);
417 /* write a uint16_t to a buffer in target memory endianness */
418 void target_buffer_set_u16(struct target
*target
, uint8_t *buffer
, uint16_t value
)
420 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
421 h_u16_to_le(buffer
, value
);
423 h_u16_to_be(buffer
, value
);
426 /* write a uint8_t to a buffer in target memory endianness */
427 static void target_buffer_set_u8(struct target
*target
, uint8_t *buffer
, uint8_t value
)
432 /* write a uint64_t array to a buffer in target memory endianness */
433 void target_buffer_get_u64_array(struct target
*target
, const uint8_t *buffer
, uint32_t count
, uint64_t *dstbuf
)
436 for (i
= 0; i
< count
; i
++)
437 dstbuf
[i
] = target_buffer_get_u64(target
, &buffer
[i
* 8]);
440 /* write a uint32_t array to a buffer in target memory endianness */
441 void target_buffer_get_u32_array(struct target
*target
, const uint8_t *buffer
, uint32_t count
, uint32_t *dstbuf
)
444 for (i
= 0; i
< count
; i
++)
445 dstbuf
[i
] = target_buffer_get_u32(target
, &buffer
[i
* 4]);
448 /* write a uint16_t array to a buffer in target memory endianness */
449 void target_buffer_get_u16_array(struct target
*target
, const uint8_t *buffer
, uint32_t count
, uint16_t *dstbuf
)
452 for (i
= 0; i
< count
; i
++)
453 dstbuf
[i
] = target_buffer_get_u16(target
, &buffer
[i
* 2]);
456 /* write a uint64_t array to a buffer in target memory endianness */
457 void target_buffer_set_u64_array(struct target
*target
, uint8_t *buffer
, uint32_t count
, const uint64_t *srcbuf
)
460 for (i
= 0; i
< count
; i
++)
461 target_buffer_set_u64(target
, &buffer
[i
* 8], srcbuf
[i
]);
464 /* write a uint32_t array to a buffer in target memory endianness */
465 void target_buffer_set_u32_array(struct target
*target
, uint8_t *buffer
, uint32_t count
, const uint32_t *srcbuf
)
468 for (i
= 0; i
< count
; i
++)
469 target_buffer_set_u32(target
, &buffer
[i
* 4], srcbuf
[i
]);
472 /* write a uint16_t array to a buffer in target memory endianness */
473 void target_buffer_set_u16_array(struct target
*target
, uint8_t *buffer
, uint32_t count
, const uint16_t *srcbuf
)
476 for (i
= 0; i
< count
; i
++)
477 target_buffer_set_u16(target
, &buffer
[i
* 2], srcbuf
[i
]);
480 /* return a pointer to a configured target; id is name or number */
481 struct target
*get_target(const char *id
)
483 struct target
*target
;
485 /* try as tcltarget name */
486 for (target
= all_targets
; target
; target
= target
->next
) {
487 if (target_name(target
) == NULL
)
489 if (strcmp(id
, target_name(target
)) == 0)
493 /* It's OK to remove this fallback sometime after August 2010 or so */
495 /* no match, try as number */
497 if (parse_uint(id
, &num
) != ERROR_OK
)
500 for (target
= all_targets
; target
; target
= target
->next
) {
501 if (target
->target_number
== (int)num
) {
502 LOG_WARNING("use '%s' as target identifier, not '%u'",
503 target_name(target
), num
);
511 /* returns a pointer to the n-th configured target */
512 struct target
*get_target_by_num(int num
)
514 struct target
*target
= all_targets
;
517 if (target
->target_number
== num
)
519 target
= target
->next
;
525 struct target
*get_current_target(struct command_context
*cmd_ctx
)
527 struct target
*target
= get_current_target_or_null(cmd_ctx
);
529 if (target
== NULL
) {
530 LOG_ERROR("BUG: current_target out of bounds");
537 struct target
*get_current_target_or_null(struct command_context
*cmd_ctx
)
539 return cmd_ctx
->current_target_override
540 ? cmd_ctx
->current_target_override
541 : cmd_ctx
->current_target
;
544 int target_poll(struct target
*target
)
548 /* We can't poll until after examine */
549 if (!target_was_examined(target
)) {
550 /* Fail silently lest we pollute the log */
554 retval
= target
->type
->poll(target
);
555 if (retval
!= ERROR_OK
)
558 if (target
->halt_issued
) {
559 if (target
->state
== TARGET_HALTED
)
560 target
->halt_issued
= false;
562 int64_t t
= timeval_ms() - target
->halt_issued_time
;
563 if (t
> DEFAULT_HALT_TIMEOUT
) {
564 target
->halt_issued
= false;
565 LOG_INFO("Halt timed out, wake up GDB.");
566 target_call_event_callbacks(target
, TARGET_EVENT_GDB_HALT
);
574 int target_halt(struct target
*target
)
577 /* We can't poll until after examine */
578 if (!target_was_examined(target
)) {
579 LOG_ERROR("Target not examined yet");
583 retval
= target
->type
->halt(target
);
584 if (retval
!= ERROR_OK
)
587 target
->halt_issued
= true;
588 target
->halt_issued_time
= timeval_ms();
594 * Make the target (re)start executing using its saved execution
595 * context (possibly with some modifications).
597 * @param target Which target should start executing.
598 * @param current True to use the target's saved program counter instead
599 * of the address parameter
600 * @param address Optionally used as the program counter.
601 * @param handle_breakpoints True iff breakpoints at the resumption PC
602 * should be skipped. (For example, maybe execution was stopped by
603 * such a breakpoint, in which case it would be counterproductive to
605 * @param debug_execution False if all working areas allocated by OpenOCD
606 * should be released and/or restored to their original contents.
607 * (This would for example be true to run some downloaded "helper"
608 * algorithm code, which resides in one such working buffer and uses
609 * another for data storage.)
611 * @todo Resolve the ambiguity about what the "debug_execution" flag
612 * signifies. For example, Target implementations don't agree on how
613 * it relates to invalidation of the register cache, or to whether
614 * breakpoints and watchpoints should be enabled. (It would seem wrong
615 * to enable breakpoints when running downloaded "helper" algorithms
616 * (debug_execution true), since the breakpoints would be set to match
617 * target firmware being debugged, not the helper algorithm.... and
618 * enabling them could cause such helpers to malfunction (for example,
619 * by overwriting data with a breakpoint instruction. On the other
620 * hand the infrastructure for running such helpers might use this
621 * procedure but rely on hardware breakpoint to detect termination.)
623 int target_resume(struct target
*target
, int current
, target_addr_t address
,
624 int handle_breakpoints
, int debug_execution
)
628 /* We can't poll until after examine */
629 if (!target_was_examined(target
)) {
630 LOG_ERROR("Target not examined yet");
634 target_call_event_callbacks(target
, TARGET_EVENT_RESUME_START
);
636 /* note that resume *must* be asynchronous. The CPU can halt before
637 * we poll. The CPU can even halt at the current PC as a result of
638 * a software breakpoint being inserted by (a bug?) the application.
641 * resume() triggers the event 'resumed'. The execution of TCL commands
642 * in the event handler causes the polling of targets. If the target has
643 * already halted for a breakpoint, polling will run the 'halted' event
644 * handler before the pending 'resumed' handler.
645 * Disable polling during resume() to guarantee the execution of handlers
646 * in the correct order.
648 bool save_poll
= jtag_poll_get_enabled();
649 jtag_poll_set_enabled(false);
650 retval
= target
->type
->resume(target
, current
, address
, handle_breakpoints
, debug_execution
);
651 jtag_poll_set_enabled(save_poll
);
652 if (retval
!= ERROR_OK
)
655 target_call_event_callbacks(target
, TARGET_EVENT_RESUME_END
);
660 static int target_process_reset(struct command_invocation
*cmd
, enum target_reset_mode reset_mode
)
665 n
= Jim_Nvp_value2name_simple(nvp_reset_modes
, reset_mode
);
666 if (n
->name
== NULL
) {
667 LOG_ERROR("invalid reset mode");
671 struct target
*target
;
672 for (target
= all_targets
; target
; target
= target
->next
)
673 target_call_reset_callbacks(target
, reset_mode
);
675 /* disable polling during reset to make reset event scripts
676 * more predictable, i.e. dr/irscan & pathmove in events will
677 * not have JTAG operations injected into the middle of a sequence.
679 bool save_poll
= jtag_poll_get_enabled();
681 jtag_poll_set_enabled(false);
683 sprintf(buf
, "ocd_process_reset %s", n
->name
);
684 retval
= Jim_Eval(cmd
->ctx
->interp
, buf
);
686 jtag_poll_set_enabled(save_poll
);
688 if (retval
!= JIM_OK
) {
689 Jim_MakeErrorMessage(cmd
->ctx
->interp
);
690 command_print(cmd
, "%s", Jim_GetString(Jim_GetResult(cmd
->ctx
->interp
), NULL
));
694 /* We want any events to be processed before the prompt */
695 retval
= target_call_timer_callbacks_now();
697 for (target
= all_targets
; target
; target
= target
->next
) {
698 target
->type
->check_reset(target
);
699 target
->running_alg
= false;
705 static int identity_virt2phys(struct target
*target
,
706 target_addr_t
virtual, target_addr_t
*physical
)
712 static int no_mmu(struct target
*target
, int *enabled
)
718 static int default_examine(struct target
*target
)
720 target_set_examined(target
);
724 /* no check by default */
725 static int default_check_reset(struct target
*target
)
730 /* Equivalent Tcl code arp_examine_one is in src/target/startup.tcl
732 int target_examine_one(struct target
*target
)
734 target_call_event_callbacks(target
, TARGET_EVENT_EXAMINE_START
);
736 int retval
= target
->type
->examine(target
);
737 if (retval
!= ERROR_OK
) {
738 target_call_event_callbacks(target
, TARGET_EVENT_EXAMINE_FAIL
);
742 target_call_event_callbacks(target
, TARGET_EVENT_EXAMINE_END
);
747 static int jtag_enable_callback(enum jtag_event event
, void *priv
)
749 struct target
*target
= priv
;
751 if (event
!= JTAG_TAP_EVENT_ENABLE
|| !target
->tap
->enabled
)
754 jtag_unregister_event_callback(jtag_enable_callback
, target
);
756 return target_examine_one(target
);
759 /* Targets that correctly implement init + examine, i.e.
760 * no communication with target during init:
764 int target_examine(void)
766 int retval
= ERROR_OK
;
767 struct target
*target
;
769 for (target
= all_targets
; target
; target
= target
->next
) {
770 /* defer examination, but don't skip it */
771 if (!target
->tap
->enabled
) {
772 jtag_register_event_callback(jtag_enable_callback
,
777 if (target
->defer_examine
)
780 int retval2
= target_examine_one(target
);
781 if (retval2
!= ERROR_OK
) {
782 LOG_WARNING("target %s examination failed", target_name(target
));
789 const char *target_type_name(struct target
*target
)
791 return target
->type
->name
;
794 static int target_soft_reset_halt(struct target
*target
)
796 if (!target_was_examined(target
)) {
797 LOG_ERROR("Target not examined yet");
800 if (!target
->type
->soft_reset_halt
) {
801 LOG_ERROR("Target %s does not support soft_reset_halt",
802 target_name(target
));
805 return target
->type
->soft_reset_halt(target
);
809 * Downloads a target-specific native code algorithm to the target,
810 * and executes it. * Note that some targets may need to set up, enable,
811 * and tear down a breakpoint (hard or * soft) to detect algorithm
812 * termination, while others may support lower overhead schemes where
813 * soft breakpoints embedded in the algorithm automatically terminate the
816 * @param target used to run the algorithm
817 * @param num_mem_params
819 * @param num_reg_params
824 * @param arch_info target-specific description of the algorithm.
826 int target_run_algorithm(struct target
*target
,
827 int num_mem_params
, struct mem_param
*mem_params
,
828 int num_reg_params
, struct reg_param
*reg_param
,
829 uint32_t entry_point
, uint32_t exit_point
,
830 int timeout_ms
, void *arch_info
)
832 int retval
= ERROR_FAIL
;
834 if (!target_was_examined(target
)) {
835 LOG_ERROR("Target not examined yet");
838 if (!target
->type
->run_algorithm
) {
839 LOG_ERROR("Target type '%s' does not support %s",
840 target_type_name(target
), __func__
);
844 target
->running_alg
= true;
845 retval
= target
->type
->run_algorithm(target
,
846 num_mem_params
, mem_params
,
847 num_reg_params
, reg_param
,
848 entry_point
, exit_point
, timeout_ms
, arch_info
);
849 target
->running_alg
= false;
856 * Executes a target-specific native code algorithm and leaves it running.
858 * @param target used to run the algorithm
859 * @param num_mem_params
861 * @param num_reg_params
865 * @param arch_info target-specific description of the algorithm.
867 int target_start_algorithm(struct target
*target
,
868 int num_mem_params
, struct mem_param
*mem_params
,
869 int num_reg_params
, struct reg_param
*reg_params
,
870 uint32_t entry_point
, uint32_t exit_point
,
873 int retval
= ERROR_FAIL
;
875 if (!target_was_examined(target
)) {
876 LOG_ERROR("Target not examined yet");
879 if (!target
->type
->start_algorithm
) {
880 LOG_ERROR("Target type '%s' does not support %s",
881 target_type_name(target
), __func__
);
884 if (target
->running_alg
) {
885 LOG_ERROR("Target is already running an algorithm");
889 target
->running_alg
= true;
890 retval
= target
->type
->start_algorithm(target
,
891 num_mem_params
, mem_params
,
892 num_reg_params
, reg_params
,
893 entry_point
, exit_point
, arch_info
);
900 * Waits for an algorithm started with target_start_algorithm() to complete.
902 * @param target used to run the algorithm
903 * @param num_mem_params
905 * @param num_reg_params
909 * @param arch_info target-specific description of the algorithm.
911 int target_wait_algorithm(struct target
*target
,
912 int num_mem_params
, struct mem_param
*mem_params
,
913 int num_reg_params
, struct reg_param
*reg_params
,
914 uint32_t exit_point
, int timeout_ms
,
917 int retval
= ERROR_FAIL
;
919 if (!target
->type
->wait_algorithm
) {
920 LOG_ERROR("Target type '%s' does not support %s",
921 target_type_name(target
), __func__
);
924 if (!target
->running_alg
) {
925 LOG_ERROR("Target is not running an algorithm");
929 retval
= target
->type
->wait_algorithm(target
,
930 num_mem_params
, mem_params
,
931 num_reg_params
, reg_params
,
932 exit_point
, timeout_ms
, arch_info
);
933 if (retval
!= ERROR_TARGET_TIMEOUT
)
934 target
->running_alg
= false;
941 * Streams data to a circular buffer on target intended for consumption by code
942 * running asynchronously on target.
944 * This is intended for applications where target-specific native code runs
945 * on the target, receives data from the circular buffer, does something with
946 * it (most likely writing it to a flash memory), and advances the circular
949 * This assumes that the helper algorithm has already been loaded to the target,
950 * but has not been started yet. Given memory and register parameters are passed
953 * The buffer is defined by (buffer_start, buffer_size) arguments and has the
956 * [buffer_start + 0, buffer_start + 4):
957 * Write Pointer address (aka head). Written and updated by this
958 * routine when new data is written to the circular buffer.
959 * [buffer_start + 4, buffer_start + 8):
960 * Read Pointer address (aka tail). Updated by code running on the
961 * target after it consumes data.
962 * [buffer_start + 8, buffer_start + buffer_size):
963 * Circular buffer contents.
965 * See contrib/loaders/flash/stm32f1x.S for an example.
967 * @param target used to run the algorithm
968 * @param buffer address on the host where data to be sent is located
969 * @param count number of blocks to send
970 * @param block_size size in bytes of each block
971 * @param num_mem_params count of memory-based params to pass to algorithm
972 * @param mem_params memory-based params to pass to algorithm
973 * @param num_reg_params count of register-based params to pass to algorithm
974 * @param reg_params memory-based params to pass to algorithm
975 * @param buffer_start address on the target of the circular buffer structure
976 * @param buffer_size size of the circular buffer structure
977 * @param entry_point address on the target to execute to start the algorithm
978 * @param exit_point address at which to set a breakpoint to catch the
979 * end of the algorithm; can be 0 if target triggers a breakpoint itself
983 int target_run_flash_async_algorithm(struct target
*target
,
984 const uint8_t *buffer
, uint32_t count
, int block_size
,
985 int num_mem_params
, struct mem_param
*mem_params
,
986 int num_reg_params
, struct reg_param
*reg_params
,
987 uint32_t buffer_start
, uint32_t buffer_size
,
988 uint32_t entry_point
, uint32_t exit_point
, void *arch_info
)
993 const uint8_t *buffer_orig
= buffer
;
995 /* Set up working area. First word is write pointer, second word is read pointer,
996 * rest is fifo data area. */
997 uint32_t wp_addr
= buffer_start
;
998 uint32_t rp_addr
= buffer_start
+ 4;
999 uint32_t fifo_start_addr
= buffer_start
+ 8;
1000 uint32_t fifo_end_addr
= buffer_start
+ buffer_size
;
1002 uint32_t wp
= fifo_start_addr
;
1003 uint32_t rp
= fifo_start_addr
;
1005 /* validate block_size is 2^n */
1006 assert(!block_size
|| !(block_size
& (block_size
- 1)));
1008 retval
= target_write_u32(target
, wp_addr
, wp
);
1009 if (retval
!= ERROR_OK
)
1011 retval
= target_write_u32(target
, rp_addr
, rp
);
1012 if (retval
!= ERROR_OK
)
1015 /* Start up algorithm on target and let it idle while writing the first chunk */
1016 retval
= target_start_algorithm(target
, num_mem_params
, mem_params
,
1017 num_reg_params
, reg_params
,
1022 if (retval
!= ERROR_OK
) {
1023 LOG_ERROR("error starting target flash write algorithm");
1029 retval
= target_read_u32(target
, rp_addr
, &rp
);
1030 if (retval
!= ERROR_OK
) {
1031 LOG_ERROR("failed to get read pointer");
1035 LOG_DEBUG("offs 0x%zx count 0x%" PRIx32
" wp 0x%" PRIx32
" rp 0x%" PRIx32
,
1036 (size_t) (buffer
- buffer_orig
), count
, wp
, rp
);
1039 LOG_ERROR("flash write algorithm aborted by target");
1040 retval
= ERROR_FLASH_OPERATION_FAILED
;
1044 if (((rp
- fifo_start_addr
) & (block_size
- 1)) || rp
< fifo_start_addr
|| rp
>= fifo_end_addr
) {
1045 LOG_ERROR("corrupted fifo read pointer 0x%" PRIx32
, rp
);
1049 /* Count the number of bytes available in the fifo without
1050 * crossing the wrap around. Make sure to not fill it completely,
1051 * because that would make wp == rp and that's the empty condition. */
1052 uint32_t thisrun_bytes
;
1054 thisrun_bytes
= rp
- wp
- block_size
;
1055 else if (rp
> fifo_start_addr
)
1056 thisrun_bytes
= fifo_end_addr
- wp
;
1058 thisrun_bytes
= fifo_end_addr
- wp
- block_size
;
1060 if (thisrun_bytes
== 0) {
1061 /* Throttle polling a bit if transfer is (much) faster than flash
1062 * programming. The exact delay shouldn't matter as long as it's
1063 * less than buffer size / flash speed. This is very unlikely to
1064 * run when using high latency connections such as USB. */
1067 /* to stop an infinite loop on some targets check and increment a timeout
1068 * this issue was observed on a stellaris using the new ICDI interface */
1069 if (timeout
++ >= 2500) {
1070 LOG_ERROR("timeout waiting for algorithm, a target reset is recommended");
1071 return ERROR_FLASH_OPERATION_FAILED
;
1076 /* reset our timeout */
1079 /* Limit to the amount of data we actually want to write */
1080 if (thisrun_bytes
> count
* block_size
)
1081 thisrun_bytes
= count
* block_size
;
1083 /* Force end of large blocks to be word aligned */
1084 if (thisrun_bytes
>= 16)
1085 thisrun_bytes
-= (rp
+ thisrun_bytes
) & 0x03;
1087 /* Write data to fifo */
1088 retval
= target_write_buffer(target
, wp
, thisrun_bytes
, buffer
);
1089 if (retval
!= ERROR_OK
)
1092 /* Update counters and wrap write pointer */
1093 buffer
+= thisrun_bytes
;
1094 count
-= thisrun_bytes
/ block_size
;
1095 wp
+= thisrun_bytes
;
1096 if (wp
>= fifo_end_addr
)
1097 wp
= fifo_start_addr
;
1099 /* Store updated write pointer to target */
1100 retval
= target_write_u32(target
, wp_addr
, wp
);
1101 if (retval
!= ERROR_OK
)
1104 /* Avoid GDB timeouts */
1108 if (retval
!= ERROR_OK
) {
1109 /* abort flash write algorithm on target */
1110 target_write_u32(target
, wp_addr
, 0);
1113 int retval2
= target_wait_algorithm(target
, num_mem_params
, mem_params
,
1114 num_reg_params
, reg_params
,
1119 if (retval2
!= ERROR_OK
) {
1120 LOG_ERROR("error waiting for target flash write algorithm");
1124 if (retval
== ERROR_OK
) {
1125 /* check if algorithm set rp = 0 after fifo writer loop finished */
1126 retval
= target_read_u32(target
, rp_addr
, &rp
);
1127 if (retval
== ERROR_OK
&& rp
== 0) {
1128 LOG_ERROR("flash write algorithm aborted by target");
1129 retval
= ERROR_FLASH_OPERATION_FAILED
;
1136 int target_run_read_async_algorithm(struct target
*target
,
1137 uint8_t *buffer
, uint32_t count
, int block_size
,
1138 int num_mem_params
, struct mem_param
*mem_params
,
1139 int num_reg_params
, struct reg_param
*reg_params
,
1140 uint32_t buffer_start
, uint32_t buffer_size
,
1141 uint32_t entry_point
, uint32_t exit_point
, void *arch_info
)
1146 const uint8_t *buffer_orig
= buffer
;
1148 /* Set up working area. First word is write pointer, second word is read pointer,
1149 * rest is fifo data area. */
1150 uint32_t wp_addr
= buffer_start
;
1151 uint32_t rp_addr
= buffer_start
+ 4;
1152 uint32_t fifo_start_addr
= buffer_start
+ 8;
1153 uint32_t fifo_end_addr
= buffer_start
+ buffer_size
;
1155 uint32_t wp
= fifo_start_addr
;
1156 uint32_t rp
= fifo_start_addr
;
1158 /* validate block_size is 2^n */
1159 assert(!block_size
|| !(block_size
& (block_size
- 1)));
1161 retval
= target_write_u32(target
, wp_addr
, wp
);
1162 if (retval
!= ERROR_OK
)
1164 retval
= target_write_u32(target
, rp_addr
, rp
);
1165 if (retval
!= ERROR_OK
)
1168 /* Start up algorithm on target */
1169 retval
= target_start_algorithm(target
, num_mem_params
, mem_params
,
1170 num_reg_params
, reg_params
,
1175 if (retval
!= ERROR_OK
) {
1176 LOG_ERROR("error starting target flash read algorithm");
1181 retval
= target_read_u32(target
, wp_addr
, &wp
);
1182 if (retval
!= ERROR_OK
) {
1183 LOG_ERROR("failed to get write pointer");
1187 LOG_DEBUG("offs 0x%zx count 0x%" PRIx32
" wp 0x%" PRIx32
" rp 0x%" PRIx32
,
1188 (size_t)(buffer
- buffer_orig
), count
, wp
, rp
);
1191 LOG_ERROR("flash read algorithm aborted by target");
1192 retval
= ERROR_FLASH_OPERATION_FAILED
;
1196 if (((wp
- fifo_start_addr
) & (block_size
- 1)) || wp
< fifo_start_addr
|| wp
>= fifo_end_addr
) {
1197 LOG_ERROR("corrupted fifo write pointer 0x%" PRIx32
, wp
);
1201 /* Count the number of bytes available in the fifo without
1202 * crossing the wrap around. */
1203 uint32_t thisrun_bytes
;
1205 thisrun_bytes
= wp
- rp
;
1207 thisrun_bytes
= fifo_end_addr
- rp
;
1209 if (thisrun_bytes
== 0) {
1210 /* Throttle polling a bit if transfer is (much) faster than flash
1211 * reading. The exact delay shouldn't matter as long as it's
1212 * less than buffer size / flash speed. This is very unlikely to
1213 * run when using high latency connections such as USB. */
1216 /* to stop an infinite loop on some targets check and increment a timeout
1217 * this issue was observed on a stellaris using the new ICDI interface */
1218 if (timeout
++ >= 2500) {
1219 LOG_ERROR("timeout waiting for algorithm, a target reset is recommended");
1220 return ERROR_FLASH_OPERATION_FAILED
;
1225 /* Reset our timeout */
1228 /* Limit to the amount of data we actually want to read */
1229 if (thisrun_bytes
> count
* block_size
)
1230 thisrun_bytes
= count
* block_size
;
1232 /* Force end of large blocks to be word aligned */
1233 if (thisrun_bytes
>= 16)
1234 thisrun_bytes
-= (rp
+ thisrun_bytes
) & 0x03;
1236 /* Read data from fifo */
1237 retval
= target_read_buffer(target
, rp
, thisrun_bytes
, buffer
);
1238 if (retval
!= ERROR_OK
)
1241 /* Update counters and wrap write pointer */
1242 buffer
+= thisrun_bytes
;
1243 count
-= thisrun_bytes
/ block_size
;
1244 rp
+= thisrun_bytes
;
1245 if (rp
>= fifo_end_addr
)
1246 rp
= fifo_start_addr
;
1248 /* Store updated write pointer to target */
1249 retval
= target_write_u32(target
, rp_addr
, rp
);
1250 if (retval
!= ERROR_OK
)
1253 /* Avoid GDB timeouts */
1258 if (retval
!= ERROR_OK
) {
1259 /* abort flash write algorithm on target */
1260 target_write_u32(target
, rp_addr
, 0);
1263 int retval2
= target_wait_algorithm(target
, num_mem_params
, mem_params
,
1264 num_reg_params
, reg_params
,
1269 if (retval2
!= ERROR_OK
) {
1270 LOG_ERROR("error waiting for target flash write algorithm");
1274 if (retval
== ERROR_OK
) {
1275 /* check if algorithm set wp = 0 after fifo writer loop finished */
1276 retval
= target_read_u32(target
, wp_addr
, &wp
);
1277 if (retval
== ERROR_OK
&& wp
== 0) {
1278 LOG_ERROR("flash read algorithm aborted by target");
1279 retval
= ERROR_FLASH_OPERATION_FAILED
;
1286 int target_read_memory(struct target
*target
,
1287 target_addr_t address
, uint32_t size
, uint32_t count
, uint8_t *buffer
)
1289 if (!target_was_examined(target
)) {
1290 LOG_ERROR("Target not examined yet");
1293 if (!target
->type
->read_memory
) {
1294 LOG_ERROR("Target %s doesn't support read_memory", target_name(target
));
1297 return target
->type
->read_memory(target
, address
, size
, count
, buffer
);
1300 int target_read_phys_memory(struct target
*target
,
1301 target_addr_t address
, uint32_t size
, uint32_t count
, uint8_t *buffer
)
1303 if (!target_was_examined(target
)) {
1304 LOG_ERROR("Target not examined yet");
1307 if (!target
->type
->read_phys_memory
) {
1308 LOG_ERROR("Target %s doesn't support read_phys_memory", target_name(target
));
1311 return target
->type
->read_phys_memory(target
, address
, size
, count
, buffer
);
1314 int target_write_memory(struct target
*target
,
1315 target_addr_t address
, uint32_t size
, uint32_t count
, const uint8_t *buffer
)
1317 if (!target_was_examined(target
)) {
1318 LOG_ERROR("Target not examined yet");
1321 if (!target
->type
->write_memory
) {
1322 LOG_ERROR("Target %s doesn't support write_memory", target_name(target
));
1325 return target
->type
->write_memory(target
, address
, size
, count
, buffer
);
1328 int target_write_phys_memory(struct target
*target
,
1329 target_addr_t address
, uint32_t size
, uint32_t count
, const uint8_t *buffer
)
1331 if (!target_was_examined(target
)) {
1332 LOG_ERROR("Target not examined yet");
1335 if (!target
->type
->write_phys_memory
) {
1336 LOG_ERROR("Target %s doesn't support write_phys_memory", target_name(target
));
1339 return target
->type
->write_phys_memory(target
, address
, size
, count
, buffer
);
1342 int target_add_breakpoint(struct target
*target
,
1343 struct breakpoint
*breakpoint
)
1345 if ((target
->state
!= TARGET_HALTED
) && (breakpoint
->type
!= BKPT_HARD
)) {
1346 LOG_WARNING("target %s is not halted (add breakpoint)", target_name(target
));
1347 return ERROR_TARGET_NOT_HALTED
;
1349 return target
->type
->add_breakpoint(target
, breakpoint
);
1352 int target_add_context_breakpoint(struct target
*target
,
1353 struct breakpoint
*breakpoint
)
1355 if (target
->state
!= TARGET_HALTED
) {
1356 LOG_WARNING("target %s is not halted (add context breakpoint)", target_name(target
));
1357 return ERROR_TARGET_NOT_HALTED
;
1359 return target
->type
->add_context_breakpoint(target
, breakpoint
);
1362 int target_add_hybrid_breakpoint(struct target
*target
,
1363 struct breakpoint
*breakpoint
)
1365 if (target
->state
!= TARGET_HALTED
) {
1366 LOG_WARNING("target %s is not halted (add hybrid breakpoint)", target_name(target
));
1367 return ERROR_TARGET_NOT_HALTED
;
1369 return target
->type
->add_hybrid_breakpoint(target
, breakpoint
);
1372 int target_remove_breakpoint(struct target
*target
,
1373 struct breakpoint
*breakpoint
)
1375 return target
->type
->remove_breakpoint(target
, breakpoint
);
1378 int target_add_watchpoint(struct target
*target
,
1379 struct watchpoint
*watchpoint
)
1381 if (target
->state
!= TARGET_HALTED
) {
1382 LOG_WARNING("target %s is not halted (add watchpoint)", target_name(target
));
1383 return ERROR_TARGET_NOT_HALTED
;
1385 return target
->type
->add_watchpoint(target
, watchpoint
);
1387 int target_remove_watchpoint(struct target
*target
,
1388 struct watchpoint
*watchpoint
)
1390 return target
->type
->remove_watchpoint(target
, watchpoint
);
1392 int target_hit_watchpoint(struct target
*target
,
1393 struct watchpoint
**hit_watchpoint
)
1395 if (target
->state
!= TARGET_HALTED
) {
1396 LOG_WARNING("target %s is not halted (hit watchpoint)", target
->cmd_name
);
1397 return ERROR_TARGET_NOT_HALTED
;
1400 if (target
->type
->hit_watchpoint
== NULL
) {
1401 /* For backward compatible, if hit_watchpoint is not implemented,
1402 * return ERROR_FAIL such that gdb_server will not take the nonsense
1407 return target
->type
->hit_watchpoint(target
, hit_watchpoint
);
1410 const char *target_get_gdb_arch(struct target
*target
)
1412 if (target
->type
->get_gdb_arch
== NULL
)
1414 return target
->type
->get_gdb_arch(target
);
1417 int target_get_gdb_reg_list(struct target
*target
,
1418 struct reg
**reg_list
[], int *reg_list_size
,
1419 enum target_register_class reg_class
)
1421 int result
= ERROR_FAIL
;
1423 if (!target_was_examined(target
)) {
1424 LOG_ERROR("Target not examined yet");
1428 result
= target
->type
->get_gdb_reg_list(target
, reg_list
,
1429 reg_list_size
, reg_class
);
1432 if (result
!= ERROR_OK
) {
1439 int target_get_gdb_reg_list_noread(struct target
*target
,
1440 struct reg
**reg_list
[], int *reg_list_size
,
1441 enum target_register_class reg_class
)
1443 if (target
->type
->get_gdb_reg_list_noread
&&
1444 target
->type
->get_gdb_reg_list_noread(target
, reg_list
,
1445 reg_list_size
, reg_class
) == ERROR_OK
)
1447 return target_get_gdb_reg_list(target
, reg_list
, reg_list_size
, reg_class
);
1450 bool target_supports_gdb_connection(struct target
*target
)
1453 * exclude all the targets that don't provide get_gdb_reg_list
1454 * or that have explicit gdb_max_connection == 0
1456 return !!target
->type
->get_gdb_reg_list
&& !!target
->gdb_max_connections
;
1459 int target_step(struct target
*target
,
1460 int current
, target_addr_t address
, int handle_breakpoints
)
1464 target_call_event_callbacks(target
, TARGET_EVENT_STEP_START
);
1466 retval
= target
->type
->step(target
, current
, address
, handle_breakpoints
);
1467 if (retval
!= ERROR_OK
)
1470 target_call_event_callbacks(target
, TARGET_EVENT_STEP_END
);
1475 int target_get_gdb_fileio_info(struct target
*target
, struct gdb_fileio_info
*fileio_info
)
1477 if (target
->state
!= TARGET_HALTED
) {
1478 LOG_WARNING("target %s is not halted (gdb fileio)", target
->cmd_name
);
1479 return ERROR_TARGET_NOT_HALTED
;
1481 return target
->type
->get_gdb_fileio_info(target
, fileio_info
);
1484 int target_gdb_fileio_end(struct target
*target
, int retcode
, int fileio_errno
, bool ctrl_c
)
1486 if (target
->state
!= TARGET_HALTED
) {
1487 LOG_WARNING("target %s is not halted (gdb fileio end)", target
->cmd_name
);
1488 return ERROR_TARGET_NOT_HALTED
;
1490 return target
->type
->gdb_fileio_end(target
, retcode
, fileio_errno
, ctrl_c
);
1493 target_addr_t
target_address_max(struct target
*target
)
1495 unsigned bits
= target_address_bits(target
);
1496 if (sizeof(target_addr_t
) * 8 == bits
)
1497 return (target_addr_t
) -1;
1499 return (((target_addr_t
) 1) << bits
) - 1;
1502 unsigned target_address_bits(struct target
*target
)
1504 if (target
->type
->address_bits
)
1505 return target
->type
->address_bits(target
);
1509 static int target_profiling(struct target
*target
, uint32_t *samples
,
1510 uint32_t max_num_samples
, uint32_t *num_samples
, uint32_t seconds
)
1512 return target
->type
->profiling(target
, samples
, max_num_samples
,
1513 num_samples
, seconds
);
1517 * Reset the @c examined flag for the given target.
1518 * Pure paranoia -- targets are zeroed on allocation.
1520 static void target_reset_examined(struct target
*target
)
1522 target
->examined
= false;
1525 static int handle_target(void *priv
);
1527 static int target_init_one(struct command_context
*cmd_ctx
,
1528 struct target
*target
)
1530 target_reset_examined(target
);
1532 struct target_type
*type
= target
->type
;
1533 if (type
->examine
== NULL
)
1534 type
->examine
= default_examine
;
1536 if (type
->check_reset
== NULL
)
1537 type
->check_reset
= default_check_reset
;
1539 assert(type
->init_target
!= NULL
);
1541 int retval
= type
->init_target(cmd_ctx
, target
);
1542 if (ERROR_OK
!= retval
) {
1543 LOG_ERROR("target '%s' init failed", target_name(target
));
1547 /* Sanity-check MMU support ... stub in what we must, to help
1548 * implement it in stages, but warn if we need to do so.
1551 if (type
->virt2phys
== NULL
) {
1552 LOG_ERROR("type '%s' is missing virt2phys", type
->name
);
1553 type
->virt2phys
= identity_virt2phys
;
1556 /* Make sure no-MMU targets all behave the same: make no
1557 * distinction between physical and virtual addresses, and
1558 * ensure that virt2phys() is always an identity mapping.
1560 if (type
->write_phys_memory
|| type
->read_phys_memory
|| type
->virt2phys
)
1561 LOG_WARNING("type '%s' has bad MMU hooks", type
->name
);
1564 type
->write_phys_memory
= type
->write_memory
;
1565 type
->read_phys_memory
= type
->read_memory
;
1566 type
->virt2phys
= identity_virt2phys
;
1569 if (target
->type
->read_buffer
== NULL
)
1570 target
->type
->read_buffer
= target_read_buffer_default
;
1572 if (target
->type
->write_buffer
== NULL
)
1573 target
->type
->write_buffer
= target_write_buffer_default
;
1575 if (target
->type
->get_gdb_fileio_info
== NULL
)
1576 target
->type
->get_gdb_fileio_info
= target_get_gdb_fileio_info_default
;
1578 if (target
->type
->gdb_fileio_end
== NULL
)
1579 target
->type
->gdb_fileio_end
= target_gdb_fileio_end_default
;
1581 if (target
->type
->profiling
== NULL
)
1582 target
->type
->profiling
= target_profiling_default
;
1587 static int target_init(struct command_context
*cmd_ctx
)
1589 struct target
*target
;
1592 for (target
= all_targets
; target
; target
= target
->next
) {
1593 retval
= target_init_one(cmd_ctx
, target
);
1594 if (ERROR_OK
!= retval
)
1601 retval
= target_register_user_commands(cmd_ctx
);
1602 if (ERROR_OK
!= retval
)
1605 retval
= target_register_timer_callback(&handle_target
,
1606 polling_interval
, TARGET_TIMER_TYPE_PERIODIC
, cmd_ctx
->interp
);
1607 if (ERROR_OK
!= retval
)
1613 COMMAND_HANDLER(handle_target_init_command
)
1618 return ERROR_COMMAND_SYNTAX_ERROR
;
1620 static bool target_initialized
;
1621 if (target_initialized
) {
1622 LOG_INFO("'target init' has already been called");
1625 target_initialized
= true;
1627 retval
= command_run_line(CMD_CTX
, "init_targets");
1628 if (ERROR_OK
!= retval
)
1631 retval
= command_run_line(CMD_CTX
, "init_target_events");
1632 if (ERROR_OK
!= retval
)
1635 retval
= command_run_line(CMD_CTX
, "init_board");
1636 if (ERROR_OK
!= retval
)
1639 LOG_DEBUG("Initializing targets...");
1640 return target_init(CMD_CTX
);
1643 int target_register_event_callback(int (*callback
)(struct target
*target
,
1644 enum target_event event
, void *priv
), void *priv
)
1646 struct target_event_callback
**callbacks_p
= &target_event_callbacks
;
1648 if (callback
== NULL
)
1649 return ERROR_COMMAND_SYNTAX_ERROR
;
1652 while ((*callbacks_p
)->next
)
1653 callbacks_p
= &((*callbacks_p
)->next
);
1654 callbacks_p
= &((*callbacks_p
)->next
);
1657 (*callbacks_p
) = malloc(sizeof(struct target_event_callback
));
1658 (*callbacks_p
)->callback
= callback
;
1659 (*callbacks_p
)->priv
= priv
;
1660 (*callbacks_p
)->next
= NULL
;
1665 int target_register_reset_callback(int (*callback
)(struct target
*target
,
1666 enum target_reset_mode reset_mode
, void *priv
), void *priv
)
1668 struct target_reset_callback
*entry
;
1670 if (callback
== NULL
)
1671 return ERROR_COMMAND_SYNTAX_ERROR
;
1673 entry
= malloc(sizeof(struct target_reset_callback
));
1674 if (entry
== NULL
) {
1675 LOG_ERROR("error allocating buffer for reset callback entry");
1676 return ERROR_COMMAND_SYNTAX_ERROR
;
1679 entry
->callback
= callback
;
1681 list_add(&entry
->list
, &target_reset_callback_list
);
1687 int target_register_trace_callback(int (*callback
)(struct target
*target
,
1688 size_t len
, uint8_t *data
, void *priv
), void *priv
)
1690 struct target_trace_callback
*entry
;
1692 if (callback
== NULL
)
1693 return ERROR_COMMAND_SYNTAX_ERROR
;
1695 entry
= malloc(sizeof(struct target_trace_callback
));
1696 if (entry
== NULL
) {
1697 LOG_ERROR("error allocating buffer for trace callback entry");
1698 return ERROR_COMMAND_SYNTAX_ERROR
;
1701 entry
->callback
= callback
;
1703 list_add(&entry
->list
, &target_trace_callback_list
);
1709 int target_register_timer_callback(int (*callback
)(void *priv
),
1710 unsigned int time_ms
, enum target_timer_type type
, void *priv
)
1712 struct target_timer_callback
**callbacks_p
= &target_timer_callbacks
;
1714 if (callback
== NULL
)
1715 return ERROR_COMMAND_SYNTAX_ERROR
;
1718 while ((*callbacks_p
)->next
)
1719 callbacks_p
= &((*callbacks_p
)->next
);
1720 callbacks_p
= &((*callbacks_p
)->next
);
1723 (*callbacks_p
) = malloc(sizeof(struct target_timer_callback
));
1724 (*callbacks_p
)->callback
= callback
;
1725 (*callbacks_p
)->type
= type
;
1726 (*callbacks_p
)->time_ms
= time_ms
;
1727 (*callbacks_p
)->removed
= false;
1729 gettimeofday(&(*callbacks_p
)->when
, NULL
);
1730 timeval_add_time(&(*callbacks_p
)->when
, 0, time_ms
* 1000);
1732 (*callbacks_p
)->priv
= priv
;
1733 (*callbacks_p
)->next
= NULL
;
1738 int target_unregister_event_callback(int (*callback
)(struct target
*target
,
1739 enum target_event event
, void *priv
), void *priv
)
1741 struct target_event_callback
**p
= &target_event_callbacks
;
1742 struct target_event_callback
*c
= target_event_callbacks
;
1744 if (callback
== NULL
)
1745 return ERROR_COMMAND_SYNTAX_ERROR
;
1748 struct target_event_callback
*next
= c
->next
;
1749 if ((c
->callback
== callback
) && (c
->priv
== priv
)) {
1761 int target_unregister_reset_callback(int (*callback
)(struct target
*target
,
1762 enum target_reset_mode reset_mode
, void *priv
), void *priv
)
1764 struct target_reset_callback
*entry
;
1766 if (callback
== NULL
)
1767 return ERROR_COMMAND_SYNTAX_ERROR
;
1769 list_for_each_entry(entry
, &target_reset_callback_list
, list
) {
1770 if (entry
->callback
== callback
&& entry
->priv
== priv
) {
1771 list_del(&entry
->list
);
1780 int target_unregister_trace_callback(int (*callback
)(struct target
*target
,
1781 size_t len
, uint8_t *data
, void *priv
), void *priv
)
1783 struct target_trace_callback
*entry
;
1785 if (callback
== NULL
)
1786 return ERROR_COMMAND_SYNTAX_ERROR
;
1788 list_for_each_entry(entry
, &target_trace_callback_list
, list
) {
1789 if (entry
->callback
== callback
&& entry
->priv
== priv
) {
1790 list_del(&entry
->list
);
1799 int target_unregister_timer_callback(int (*callback
)(void *priv
), void *priv
)
1801 if (callback
== NULL
)
1802 return ERROR_COMMAND_SYNTAX_ERROR
;
1804 for (struct target_timer_callback
*c
= target_timer_callbacks
;
1806 if ((c
->callback
== callback
) && (c
->priv
== priv
)) {
1815 int target_call_event_callbacks(struct target
*target
, enum target_event event
)
1817 struct target_event_callback
*callback
= target_event_callbacks
;
1818 struct target_event_callback
*next_callback
;
1820 if (event
== TARGET_EVENT_HALTED
) {
1821 /* execute early halted first */
1822 target_call_event_callbacks(target
, TARGET_EVENT_GDB_HALT
);
1825 LOG_DEBUG("target event %i (%s) for core %s", event
,
1826 Jim_Nvp_value2name_simple(nvp_target_event
, event
)->name
,
1827 target_name(target
));
1829 target_handle_event(target
, event
);
1832 next_callback
= callback
->next
;
1833 callback
->callback(target
, event
, callback
->priv
);
1834 callback
= next_callback
;
1840 int target_call_reset_callbacks(struct target
*target
, enum target_reset_mode reset_mode
)
1842 struct target_reset_callback
*callback
;
1844 LOG_DEBUG("target reset %i (%s)", reset_mode
,
1845 Jim_Nvp_value2name_simple(nvp_reset_modes
, reset_mode
)->name
);
1847 list_for_each_entry(callback
, &target_reset_callback_list
, list
)
1848 callback
->callback(target
, reset_mode
, callback
->priv
);
1853 int target_call_trace_callbacks(struct target
*target
, size_t len
, uint8_t *data
)
1855 struct target_trace_callback
*callback
;
1857 list_for_each_entry(callback
, &target_trace_callback_list
, list
)
1858 callback
->callback(target
, len
, data
, callback
->priv
);
1863 static int target_timer_callback_periodic_restart(
1864 struct target_timer_callback
*cb
, struct timeval
*now
)
1867 timeval_add_time(&cb
->when
, 0, cb
->time_ms
* 1000L);
1871 static int target_call_timer_callback(struct target_timer_callback
*cb
,
1872 struct timeval
*now
)
1874 cb
->callback(cb
->priv
);
1876 if (cb
->type
== TARGET_TIMER_TYPE_PERIODIC
)
1877 return target_timer_callback_periodic_restart(cb
, now
);
1879 return target_unregister_timer_callback(cb
->callback
, cb
->priv
);
1882 static int target_call_timer_callbacks_check_time(int checktime
)
1884 static bool callback_processing
;
1886 /* Do not allow nesting */
1887 if (callback_processing
)
1890 callback_processing
= true;
1895 gettimeofday(&now
, NULL
);
1897 /* Store an address of the place containing a pointer to the
1898 * next item; initially, that's a standalone "root of the
1899 * list" variable. */
1900 struct target_timer_callback
**callback
= &target_timer_callbacks
;
1901 while (callback
&& *callback
) {
1902 if ((*callback
)->removed
) {
1903 struct target_timer_callback
*p
= *callback
;
1904 *callback
= (*callback
)->next
;
1909 bool call_it
= (*callback
)->callback
&&
1910 ((!checktime
&& (*callback
)->type
== TARGET_TIMER_TYPE_PERIODIC
) ||
1911 timeval_compare(&now
, &(*callback
)->when
) >= 0);
1914 target_call_timer_callback(*callback
, &now
);
1916 callback
= &(*callback
)->next
;
1919 callback_processing
= false;
1923 int target_call_timer_callbacks(void)
1925 return target_call_timer_callbacks_check_time(1);
1928 /* invoke periodic callbacks immediately */
1929 int target_call_timer_callbacks_now(void)
1931 return target_call_timer_callbacks_check_time(0);
1934 /* Prints the working area layout for debug purposes */
1935 static void print_wa_layout(struct target
*target
)
1937 struct working_area
*c
= target
->working_areas
;
1940 LOG_DEBUG("%c%c " TARGET_ADDR_FMT
"-" TARGET_ADDR_FMT
" (%" PRIu32
" bytes)",
1941 c
->backup
? 'b' : ' ', c
->free
? ' ' : '*',
1942 c
->address
, c
->address
+ c
->size
- 1, c
->size
);
1947 /* Reduce area to size bytes, create a new free area from the remaining bytes, if any. */
1948 static void target_split_working_area(struct working_area
*area
, uint32_t size
)
1950 assert(area
->free
); /* Shouldn't split an allocated area */
1951 assert(size
<= area
->size
); /* Caller should guarantee this */
1953 /* Split only if not already the right size */
1954 if (size
< area
->size
) {
1955 struct working_area
*new_wa
= malloc(sizeof(*new_wa
));
1960 new_wa
->next
= area
->next
;
1961 new_wa
->size
= area
->size
- size
;
1962 new_wa
->address
= area
->address
+ size
;
1963 new_wa
->backup
= NULL
;
1964 new_wa
->user
= NULL
;
1965 new_wa
->free
= true;
1967 area
->next
= new_wa
;
1970 /* If backup memory was allocated to this area, it has the wrong size
1971 * now so free it and it will be reallocated if/when needed */
1973 area
->backup
= NULL
;
1977 /* Merge all adjacent free areas into one */
1978 static void target_merge_working_areas(struct target
*target
)
1980 struct working_area
*c
= target
->working_areas
;
1982 while (c
&& c
->next
) {
1983 assert(c
->next
->address
== c
->address
+ c
->size
); /* This is an invariant */
1985 /* Find two adjacent free areas */
1986 if (c
->free
&& c
->next
->free
) {
1987 /* Merge the last into the first */
1988 c
->size
+= c
->next
->size
;
1990 /* Remove the last */
1991 struct working_area
*to_be_freed
= c
->next
;
1992 c
->next
= c
->next
->next
;
1993 free(to_be_freed
->backup
);
1996 /* If backup memory was allocated to the remaining area, it's has
1997 * the wrong size now */
2006 int target_alloc_working_area_try(struct target
*target
, uint32_t size
, struct working_area
**area
)
2008 /* Reevaluate working area address based on MMU state*/
2009 if (target
->working_areas
== NULL
) {
2013 retval
= target
->type
->mmu(target
, &enabled
);
2014 if (retval
!= ERROR_OK
)
2018 if (target
->working_area_phys_spec
) {
2019 LOG_DEBUG("MMU disabled, using physical "
2020 "address for working memory " TARGET_ADDR_FMT
,
2021 target
->working_area_phys
);
2022 target
->working_area
= target
->working_area_phys
;
2024 LOG_ERROR("No working memory available. "
2025 "Specify -work-area-phys to target.");
2026 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE
;
2029 if (target
->working_area_virt_spec
) {
2030 LOG_DEBUG("MMU enabled, using virtual "
2031 "address for working memory " TARGET_ADDR_FMT
,
2032 target
->working_area_virt
);
2033 target
->working_area
= target
->working_area_virt
;
2035 LOG_ERROR("No working memory available. "
2036 "Specify -work-area-virt to target.");
2037 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE
;
2041 /* Set up initial working area on first call */
2042 struct working_area
*new_wa
= malloc(sizeof(*new_wa
));
2044 new_wa
->next
= NULL
;
2045 new_wa
->size
= target
->working_area_size
& ~3UL; /* 4-byte align */
2046 new_wa
->address
= target
->working_area
;
2047 new_wa
->backup
= NULL
;
2048 new_wa
->user
= NULL
;
2049 new_wa
->free
= true;
2052 target
->working_areas
= new_wa
;
2055 /* only allocate multiples of 4 byte */
2057 size
= (size
+ 3) & (~3UL);
2059 struct working_area
*c
= target
->working_areas
;
2061 /* Find the first large enough working area */
2063 if (c
->free
&& c
->size
>= size
)
2069 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE
;
2071 /* Split the working area into the requested size */
2072 target_split_working_area(c
, size
);
2074 LOG_DEBUG("allocated new working area of %" PRIu32
" bytes at address " TARGET_ADDR_FMT
,
2077 if (target
->backup_working_area
) {
2078 if (c
->backup
== NULL
) {
2079 c
->backup
= malloc(c
->size
);
2080 if (c
->backup
== NULL
)
2084 int retval
= target_read_memory(target
, c
->address
, 4, c
->size
/ 4, c
->backup
);
2085 if (retval
!= ERROR_OK
)
2089 /* mark as used, and return the new (reused) area */
2096 print_wa_layout(target
);
2101 int target_alloc_working_area(struct target
*target
, uint32_t size
, struct working_area
**area
)
2105 retval
= target_alloc_working_area_try(target
, size
, area
);
2106 if (retval
== ERROR_TARGET_RESOURCE_NOT_AVAILABLE
)
2107 LOG_WARNING("not enough working area available(requested %"PRIu32
")", size
);
2112 static int target_restore_working_area(struct target
*target
, struct working_area
*area
)
2114 int retval
= ERROR_OK
;
2116 if (target
->backup_working_area
&& area
->backup
!= NULL
) {
2117 retval
= target_write_memory(target
, area
->address
, 4, area
->size
/ 4, area
->backup
);
2118 if (retval
!= ERROR_OK
)
2119 LOG_ERROR("failed to restore %" PRIu32
" bytes of working area at address " TARGET_ADDR_FMT
,
2120 area
->size
, area
->address
);
2126 /* Restore the area's backup memory, if any, and return the area to the allocation pool */
2127 static int target_free_working_area_restore(struct target
*target
, struct working_area
*area
, int restore
)
2129 int retval
= ERROR_OK
;
2135 retval
= target_restore_working_area(target
, area
);
2136 /* REVISIT: Perhaps the area should be freed even if restoring fails. */
2137 if (retval
!= ERROR_OK
)
2143 LOG_DEBUG("freed %" PRIu32
" bytes of working area at address " TARGET_ADDR_FMT
,
2144 area
->size
, area
->address
);
2146 /* mark user pointer invalid */
2147 /* TODO: Is this really safe? It points to some previous caller's memory.
2148 * How could we know that the area pointer is still in that place and not
2149 * some other vital data? What's the purpose of this, anyway? */
2153 target_merge_working_areas(target
);
2155 print_wa_layout(target
);
2160 int target_free_working_area(struct target
*target
, struct working_area
*area
)
2162 return target_free_working_area_restore(target
, area
, 1);
2165 /* free resources and restore memory, if restoring memory fails,
2166 * free up resources anyway
2168 static void target_free_all_working_areas_restore(struct target
*target
, int restore
)
2170 struct working_area
*c
= target
->working_areas
;
2172 LOG_DEBUG("freeing all working areas");
2174 /* Loop through all areas, restoring the allocated ones and marking them as free */
2178 target_restore_working_area(target
, c
);
2180 *c
->user
= NULL
; /* Same as above */
2186 /* Run a merge pass to combine all areas into one */
2187 target_merge_working_areas(target
);
2189 print_wa_layout(target
);
2192 void target_free_all_working_areas(struct target
*target
)
2194 target_free_all_working_areas_restore(target
, 1);
2196 /* Now we have none or only one working area marked as free */
2197 if (target
->working_areas
) {
2198 /* Free the last one to allow on-the-fly moving and resizing */
2199 free(target
->working_areas
->backup
);
2200 free(target
->working_areas
);
2201 target
->working_areas
= NULL
;
2205 /* Find the largest number of bytes that can be allocated */
2206 uint32_t target_get_working_area_avail(struct target
*target
)
2208 struct working_area
*c
= target
->working_areas
;
2209 uint32_t max_size
= 0;
2212 return target
->working_area_size
;
2215 if (c
->free
&& max_size
< c
->size
)
2224 static void target_destroy(struct target
*target
)
2226 if (target
->type
->deinit_target
)
2227 target
->type
->deinit_target(target
);
2229 free(target
->semihosting
);
2231 jtag_unregister_event_callback(jtag_enable_callback
, target
);
2233 struct target_event_action
*teap
= target
->event_action
;
2235 struct target_event_action
*next
= teap
->next
;
2236 Jim_DecrRefCount(teap
->interp
, teap
->body
);
2241 target_free_all_working_areas(target
);
2243 /* release the targets SMP list */
2245 struct target_list
*head
= target
->head
;
2246 while (head
!= NULL
) {
2247 struct target_list
*pos
= head
->next
;
2248 head
->target
->smp
= 0;
2255 rtos_destroy(target
);
2257 free(target
->gdb_port_override
);
2259 free(target
->trace_info
);
2260 free(target
->fileio_info
);
2261 free(target
->cmd_name
);
2265 void target_quit(void)
2267 struct target_event_callback
*pe
= target_event_callbacks
;
2269 struct target_event_callback
*t
= pe
->next
;
2273 target_event_callbacks
= NULL
;
2275 struct target_timer_callback
*pt
= target_timer_callbacks
;
2277 struct target_timer_callback
*t
= pt
->next
;
2281 target_timer_callbacks
= NULL
;
2283 for (struct target
*target
= all_targets
; target
;) {
2287 target_destroy(target
);
2294 int target_arch_state(struct target
*target
)
2297 if (target
== NULL
) {
2298 LOG_WARNING("No target has been configured");
2302 if (target
->state
!= TARGET_HALTED
)
2305 retval
= target
->type
->arch_state(target
);
2309 static int target_get_gdb_fileio_info_default(struct target
*target
,
2310 struct gdb_fileio_info
*fileio_info
)
2312 /* If target does not support semi-hosting function, target
2313 has no need to provide .get_gdb_fileio_info callback.
2314 It just return ERROR_FAIL and gdb_server will return "Txx"
2315 as target halted every time. */
2319 static int target_gdb_fileio_end_default(struct target
*target
,
2320 int retcode
, int fileio_errno
, bool ctrl_c
)
2325 int target_profiling_default(struct target
*target
, uint32_t *samples
,
2326 uint32_t max_num_samples
, uint32_t *num_samples
, uint32_t seconds
)
2328 struct timeval timeout
, now
;
2330 gettimeofday(&timeout
, NULL
);
2331 timeval_add_time(&timeout
, seconds
, 0);
2333 LOG_INFO("Starting profiling. Halting and resuming the"
2334 " target as often as we can...");
2336 uint32_t sample_count
= 0;
2337 /* hopefully it is safe to cache! We want to stop/restart as quickly as possible. */
2338 struct reg
*reg
= register_get_by_name(target
->reg_cache
, "pc", 1);
2340 int retval
= ERROR_OK
;
2342 target_poll(target
);
2343 if (target
->state
== TARGET_HALTED
) {
2344 uint32_t t
= buf_get_u32(reg
->value
, 0, 32);
2345 samples
[sample_count
++] = t
;
2346 /* current pc, addr = 0, do not handle breakpoints, not debugging */
2347 retval
= target_resume(target
, 1, 0, 0, 0);
2348 target_poll(target
);
2349 alive_sleep(10); /* sleep 10ms, i.e. <100 samples/second. */
2350 } else if (target
->state
== TARGET_RUNNING
) {
2351 /* We want to quickly sample the PC. */
2352 retval
= target_halt(target
);
2354 LOG_INFO("Target not halted or running");
2359 if (retval
!= ERROR_OK
)
2362 gettimeofday(&now
, NULL
);
2363 if ((sample_count
>= max_num_samples
) || timeval_compare(&now
, &timeout
) >= 0) {
2364 LOG_INFO("Profiling completed. %" PRIu32
" samples.", sample_count
);
2369 *num_samples
= sample_count
;
2373 /* Single aligned words are guaranteed to use 16 or 32 bit access
2374 * mode respectively, otherwise data is handled as quickly as
2377 int target_write_buffer(struct target
*target
, target_addr_t address
, uint32_t size
, const uint8_t *buffer
)
2379 LOG_DEBUG("writing buffer of %" PRIu32
" byte at " TARGET_ADDR_FMT
,
2382 if (!target_was_examined(target
)) {
2383 LOG_ERROR("Target not examined yet");
2390 if ((address
+ size
- 1) < address
) {
2391 /* GDB can request this when e.g. PC is 0xfffffffc */
2392 LOG_ERROR("address + size wrapped (" TARGET_ADDR_FMT
", 0x%08" PRIx32
")",
2398 return target
->type
->write_buffer(target
, address
, size
, buffer
);
2401 static int target_write_buffer_default(struct target
*target
,
2402 target_addr_t address
, uint32_t count
, const uint8_t *buffer
)
2406 /* Align up to maximum 4 bytes. The loop condition makes sure the next pass
2407 * will have something to do with the size we leave to it. */
2408 for (size
= 1; size
< 4 && count
>= size
* 2 + (address
& size
); size
*= 2) {
2409 if (address
& size
) {
2410 int retval
= target_write_memory(target
, address
, size
, 1, buffer
);
2411 if (retval
!= ERROR_OK
)
2419 /* Write the data with as large access size as possible. */
2420 for (; size
> 0; size
/= 2) {
2421 uint32_t aligned
= count
- count
% size
;
2423 int retval
= target_write_memory(target
, address
, size
, aligned
/ size
, buffer
);
2424 if (retval
!= ERROR_OK
)
2435 /* Single aligned words are guaranteed to use 16 or 32 bit access
2436 * mode respectively, otherwise data is handled as quickly as
2439 int target_read_buffer(struct target
*target
, target_addr_t address
, uint32_t size
, uint8_t *buffer
)
2441 LOG_DEBUG("reading buffer of %" PRIu32
" byte at " TARGET_ADDR_FMT
,
2444 if (!target_was_examined(target
)) {
2445 LOG_ERROR("Target not examined yet");
2452 if ((address
+ size
- 1) < address
) {
2453 /* GDB can request this when e.g. PC is 0xfffffffc */
2454 LOG_ERROR("address + size wrapped (" TARGET_ADDR_FMT
", 0x%08" PRIx32
")",
2460 return target
->type
->read_buffer(target
, address
, size
, buffer
);
2463 static int target_read_buffer_default(struct target
*target
, target_addr_t address
, uint32_t count
, uint8_t *buffer
)
2467 /* Align up to maximum 4 bytes. The loop condition makes sure the next pass
2468 * will have something to do with the size we leave to it. */
2469 for (size
= 1; size
< 4 && count
>= size
* 2 + (address
& size
); size
*= 2) {
2470 if (address
& size
) {
2471 int retval
= target_read_memory(target
, address
, size
, 1, buffer
);
2472 if (retval
!= ERROR_OK
)
2480 /* Read the data with as large access size as possible. */
2481 for (; size
> 0; size
/= 2) {
2482 uint32_t aligned
= count
- count
% size
;
2484 int retval
= target_read_memory(target
, address
, size
, aligned
/ size
, buffer
);
2485 if (retval
!= ERROR_OK
)
2496 int target_checksum_memory(struct target
*target
, target_addr_t address
, uint32_t size
, uint32_t *crc
)
2501 uint32_t checksum
= 0;
2502 if (!target_was_examined(target
)) {
2503 LOG_ERROR("Target not examined yet");
2507 retval
= target
->type
->checksum_memory(target
, address
, size
, &checksum
);
2508 if (retval
!= ERROR_OK
) {
2509 buffer
= malloc(size
);
2510 if (buffer
== NULL
) {
2511 LOG_ERROR("error allocating buffer for section (%" PRIu32
" bytes)", size
);
2512 return ERROR_COMMAND_SYNTAX_ERROR
;
2514 retval
= target_read_buffer(target
, address
, size
, buffer
);
2515 if (retval
!= ERROR_OK
) {
2520 /* convert to target endianness */
2521 for (i
= 0; i
< (size
/sizeof(uint32_t)); i
++) {
2522 uint32_t target_data
;
2523 target_data
= target_buffer_get_u32(target
, &buffer
[i
*sizeof(uint32_t)]);
2524 target_buffer_set_u32(target
, &buffer
[i
*sizeof(uint32_t)], target_data
);
2527 retval
= image_calculate_checksum(buffer
, size
, &checksum
);
2536 int target_blank_check_memory(struct target
*target
,
2537 struct target_memory_check_block
*blocks
, int num_blocks
,
2538 uint8_t erased_value
)
2540 if (!target_was_examined(target
)) {
2541 LOG_ERROR("Target not examined yet");
2545 if (target
->type
->blank_check_memory
== NULL
)
2546 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE
;
2548 return target
->type
->blank_check_memory(target
, blocks
, num_blocks
, erased_value
);
2551 int target_read_u64(struct target
*target
, target_addr_t address
, uint64_t *value
)
2553 uint8_t value_buf
[8];
2554 if (!target_was_examined(target
)) {
2555 LOG_ERROR("Target not examined yet");
2559 int retval
= target_read_memory(target
, address
, 8, 1, value_buf
);
2561 if (retval
== ERROR_OK
) {
2562 *value
= target_buffer_get_u64(target
, value_buf
);
2563 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%16.16" PRIx64
"",
2568 LOG_DEBUG("address: " TARGET_ADDR_FMT
" failed",
2575 int target_read_u32(struct target
*target
, target_addr_t address
, uint32_t *value
)
2577 uint8_t value_buf
[4];
2578 if (!target_was_examined(target
)) {
2579 LOG_ERROR("Target not examined yet");
2583 int retval
= target_read_memory(target
, address
, 4, 1, value_buf
);
2585 if (retval
== ERROR_OK
) {
2586 *value
= target_buffer_get_u32(target
, value_buf
);
2587 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%8.8" PRIx32
"",
2592 LOG_DEBUG("address: " TARGET_ADDR_FMT
" failed",
2599 int target_read_u16(struct target
*target
, target_addr_t address
, uint16_t *value
)
2601 uint8_t value_buf
[2];
2602 if (!target_was_examined(target
)) {
2603 LOG_ERROR("Target not examined yet");
2607 int retval
= target_read_memory(target
, address
, 2, 1, value_buf
);
2609 if (retval
== ERROR_OK
) {
2610 *value
= target_buffer_get_u16(target
, value_buf
);
2611 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%4.4" PRIx16
,
2616 LOG_DEBUG("address: " TARGET_ADDR_FMT
" failed",
2623 int target_read_u8(struct target
*target
, target_addr_t address
, uint8_t *value
)
2625 if (!target_was_examined(target
)) {
2626 LOG_ERROR("Target not examined yet");
2630 int retval
= target_read_memory(target
, address
, 1, 1, value
);
2632 if (retval
== ERROR_OK
) {
2633 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%2.2" PRIx8
,
2638 LOG_DEBUG("address: " TARGET_ADDR_FMT
" failed",
2645 int target_write_u64(struct target
*target
, target_addr_t address
, uint64_t value
)
2648 uint8_t value_buf
[8];
2649 if (!target_was_examined(target
)) {
2650 LOG_ERROR("Target not examined yet");
2654 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%16.16" PRIx64
"",
2658 target_buffer_set_u64(target
, value_buf
, value
);
2659 retval
= target_write_memory(target
, address
, 8, 1, value_buf
);
2660 if (retval
!= ERROR_OK
)
2661 LOG_DEBUG("failed: %i", retval
);
2666 int target_write_u32(struct target
*target
, target_addr_t address
, uint32_t value
)
2669 uint8_t value_buf
[4];
2670 if (!target_was_examined(target
)) {
2671 LOG_ERROR("Target not examined yet");
2675 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%8.8" PRIx32
"",
2679 target_buffer_set_u32(target
, value_buf
, value
);
2680 retval
= target_write_memory(target
, address
, 4, 1, value_buf
);
2681 if (retval
!= ERROR_OK
)
2682 LOG_DEBUG("failed: %i", retval
);
2687 int target_write_u16(struct target
*target
, target_addr_t address
, uint16_t value
)
2690 uint8_t value_buf
[2];
2691 if (!target_was_examined(target
)) {
2692 LOG_ERROR("Target not examined yet");
2696 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%8.8" PRIx16
,
2700 target_buffer_set_u16(target
, value_buf
, value
);
2701 retval
= target_write_memory(target
, address
, 2, 1, value_buf
);
2702 if (retval
!= ERROR_OK
)
2703 LOG_DEBUG("failed: %i", retval
);
2708 int target_write_u8(struct target
*target
, target_addr_t address
, uint8_t value
)
2711 if (!target_was_examined(target
)) {
2712 LOG_ERROR("Target not examined yet");
2716 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%2.2" PRIx8
,
2719 retval
= target_write_memory(target
, address
, 1, 1, &value
);
2720 if (retval
!= ERROR_OK
)
2721 LOG_DEBUG("failed: %i", retval
);
2726 int target_write_phys_u64(struct target
*target
, target_addr_t address
, uint64_t value
)
2729 uint8_t value_buf
[8];
2730 if (!target_was_examined(target
)) {
2731 LOG_ERROR("Target not examined yet");
2735 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%16.16" PRIx64
"",
2739 target_buffer_set_u64(target
, value_buf
, value
);
2740 retval
= target_write_phys_memory(target
, address
, 8, 1, value_buf
);
2741 if (retval
!= ERROR_OK
)
2742 LOG_DEBUG("failed: %i", retval
);
2747 int target_write_phys_u32(struct target
*target
, target_addr_t address
, uint32_t value
)
2750 uint8_t value_buf
[4];
2751 if (!target_was_examined(target
)) {
2752 LOG_ERROR("Target not examined yet");
2756 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%8.8" PRIx32
"",
2760 target_buffer_set_u32(target
, value_buf
, value
);
2761 retval
= target_write_phys_memory(target
, address
, 4, 1, value_buf
);
2762 if (retval
!= ERROR_OK
)
2763 LOG_DEBUG("failed: %i", retval
);
2768 int target_write_phys_u16(struct target
*target
, target_addr_t address
, uint16_t value
)
2771 uint8_t value_buf
[2];
2772 if (!target_was_examined(target
)) {
2773 LOG_ERROR("Target not examined yet");
2777 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%8.8" PRIx16
,
2781 target_buffer_set_u16(target
, value_buf
, value
);
2782 retval
= target_write_phys_memory(target
, address
, 2, 1, value_buf
);
2783 if (retval
!= ERROR_OK
)
2784 LOG_DEBUG("failed: %i", retval
);
2789 int target_write_phys_u8(struct target
*target
, target_addr_t address
, uint8_t value
)
2792 if (!target_was_examined(target
)) {
2793 LOG_ERROR("Target not examined yet");
2797 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%2.2" PRIx8
,
2800 retval
= target_write_phys_memory(target
, address
, 1, 1, &value
);
2801 if (retval
!= ERROR_OK
)
2802 LOG_DEBUG("failed: %i", retval
);
2807 static int find_target(struct command_invocation
*cmd
, const char *name
)
2809 struct target
*target
= get_target(name
);
2810 if (target
== NULL
) {
2811 command_print(cmd
, "Target: %s is unknown, try one of:\n", name
);
2814 if (!target
->tap
->enabled
) {
2815 command_print(cmd
, "Target: TAP %s is disabled, "
2816 "can't be the current target\n",
2817 target
->tap
->dotted_name
);
2821 cmd
->ctx
->current_target
= target
;
2822 if (cmd
->ctx
->current_target_override
)
2823 cmd
->ctx
->current_target_override
= target
;
2829 COMMAND_HANDLER(handle_targets_command
)
2831 int retval
= ERROR_OK
;
2832 if (CMD_ARGC
== 1) {
2833 retval
= find_target(CMD
, CMD_ARGV
[0]);
2834 if (retval
== ERROR_OK
) {
2840 struct target
*target
= all_targets
;
2841 command_print(CMD
, " TargetName Type Endian TapName State ");
2842 command_print(CMD
, "-- ------------------ ---------- ------ ------------------ ------------");
2847 if (target
->tap
->enabled
)
2848 state
= target_state_name(target
);
2850 state
= "tap-disabled";
2852 if (CMD_CTX
->current_target
== target
)
2855 /* keep columns lined up to match the headers above */
2857 "%2d%c %-18s %-10s %-6s %-18s %s",
2858 target
->target_number
,
2860 target_name(target
),
2861 target_type_name(target
),
2862 Jim_Nvp_value2name_simple(nvp_target_endian
,
2863 target
->endianness
)->name
,
2864 target
->tap
->dotted_name
,
2866 target
= target
->next
;
2872 /* every 300ms we check for reset & powerdropout and issue a "reset halt" if so. */
2874 static int powerDropout
;
2875 static int srstAsserted
;
2877 static int runPowerRestore
;
2878 static int runPowerDropout
;
2879 static int runSrstAsserted
;
2880 static int runSrstDeasserted
;
2882 static int sense_handler(void)
2884 static int prevSrstAsserted
;
2885 static int prevPowerdropout
;
2887 int retval
= jtag_power_dropout(&powerDropout
);
2888 if (retval
!= ERROR_OK
)
2892 powerRestored
= prevPowerdropout
&& !powerDropout
;
2894 runPowerRestore
= 1;
2896 int64_t current
= timeval_ms();
2897 static int64_t lastPower
;
2898 bool waitMore
= lastPower
+ 2000 > current
;
2899 if (powerDropout
&& !waitMore
) {
2900 runPowerDropout
= 1;
2901 lastPower
= current
;
2904 retval
= jtag_srst_asserted(&srstAsserted
);
2905 if (retval
!= ERROR_OK
)
2909 srstDeasserted
= prevSrstAsserted
&& !srstAsserted
;
2911 static int64_t lastSrst
;
2912 waitMore
= lastSrst
+ 2000 > current
;
2913 if (srstDeasserted
&& !waitMore
) {
2914 runSrstDeasserted
= 1;
2918 if (!prevSrstAsserted
&& srstAsserted
)
2919 runSrstAsserted
= 1;
2921 prevSrstAsserted
= srstAsserted
;
2922 prevPowerdropout
= powerDropout
;
2924 if (srstDeasserted
|| powerRestored
) {
2925 /* Other than logging the event we can't do anything here.
2926 * Issuing a reset is a particularly bad idea as we might
2927 * be inside a reset already.
2934 /* process target state changes */
2935 static int handle_target(void *priv
)
2937 Jim_Interp
*interp
= (Jim_Interp
*)priv
;
2938 int retval
= ERROR_OK
;
2940 if (!is_jtag_poll_safe()) {
2941 /* polling is disabled currently */
2945 /* we do not want to recurse here... */
2946 static int recursive
;
2950 /* danger! running these procedures can trigger srst assertions and power dropouts.
2951 * We need to avoid an infinite loop/recursion here and we do that by
2952 * clearing the flags after running these events.
2954 int did_something
= 0;
2955 if (runSrstAsserted
) {
2956 LOG_INFO("srst asserted detected, running srst_asserted proc.");
2957 Jim_Eval(interp
, "srst_asserted");
2960 if (runSrstDeasserted
) {
2961 Jim_Eval(interp
, "srst_deasserted");
2964 if (runPowerDropout
) {
2965 LOG_INFO("Power dropout detected, running power_dropout proc.");
2966 Jim_Eval(interp
, "power_dropout");
2969 if (runPowerRestore
) {
2970 Jim_Eval(interp
, "power_restore");
2974 if (did_something
) {
2975 /* clear detect flags */
2979 /* clear action flags */
2981 runSrstAsserted
= 0;
2982 runSrstDeasserted
= 0;
2983 runPowerRestore
= 0;
2984 runPowerDropout
= 0;
2989 /* Poll targets for state changes unless that's globally disabled.
2990 * Skip targets that are currently disabled.
2992 for (struct target
*target
= all_targets
;
2993 is_jtag_poll_safe() && target
;
2994 target
= target
->next
) {
2996 if (!target_was_examined(target
))
2999 if (!target
->tap
->enabled
)
3002 if (target
->backoff
.times
> target
->backoff
.count
) {
3003 /* do not poll this time as we failed previously */
3004 target
->backoff
.count
++;
3007 target
->backoff
.count
= 0;
3009 /* only poll target if we've got power and srst isn't asserted */
3010 if (!powerDropout
&& !srstAsserted
) {
3011 /* polling may fail silently until the target has been examined */
3012 retval
= target_poll(target
);
3013 if (retval
!= ERROR_OK
) {
3014 /* 100ms polling interval. Increase interval between polling up to 5000ms */
3015 if (target
->backoff
.times
* polling_interval
< 5000) {
3016 target
->backoff
.times
*= 2;
3017 target
->backoff
.times
++;
3020 /* Tell GDB to halt the debugger. This allows the user to
3021 * run monitor commands to handle the situation.
3023 target_call_event_callbacks(target
, TARGET_EVENT_GDB_HALT
);
3025 if (target
->backoff
.times
> 0) {
3026 LOG_USER("Polling target %s failed, trying to reexamine", target_name(target
));
3027 target_reset_examined(target
);
3028 retval
= target_examine_one(target
);
3029 /* Target examination could have failed due to unstable connection,
3030 * but we set the examined flag anyway to repoll it later */
3031 if (retval
!= ERROR_OK
) {
3032 target
->examined
= true;
3033 LOG_USER("Examination failed, GDB will be halted. Polling again in %dms",
3034 target
->backoff
.times
* polling_interval
);
3039 /* Since we succeeded, we reset backoff count */
3040 target
->backoff
.times
= 0;
3047 COMMAND_HANDLER(handle_reg_command
)
3049 struct target
*target
;
3050 struct reg
*reg
= NULL
;
3056 target
= get_current_target(CMD_CTX
);
3058 /* list all available registers for the current target */
3059 if (CMD_ARGC
== 0) {
3060 struct reg_cache
*cache
= target
->reg_cache
;
3066 command_print(CMD
, "===== %s", cache
->name
);
3068 for (i
= 0, reg
= cache
->reg_list
;
3069 i
< cache
->num_regs
;
3070 i
++, reg
++, count
++) {
3071 if (reg
->exist
== false || reg
->hidden
)
3073 /* only print cached values if they are valid */
3075 value
= buf_to_hex_str(reg
->value
,
3078 "(%i) %s (/%" PRIu32
"): 0x%s%s",
3086 command_print(CMD
, "(%i) %s (/%" PRIu32
")",
3091 cache
= cache
->next
;
3097 /* access a single register by its ordinal number */
3098 if ((CMD_ARGV
[0][0] >= '0') && (CMD_ARGV
[0][0] <= '9')) {
3100 COMMAND_PARSE_NUMBER(uint
, CMD_ARGV
[0], num
);
3102 struct reg_cache
*cache
= target
->reg_cache
;
3106 for (i
= 0; i
< cache
->num_regs
; i
++) {
3107 if (count
++ == num
) {
3108 reg
= &cache
->reg_list
[i
];
3114 cache
= cache
->next
;
3118 command_print(CMD
, "%i is out of bounds, the current target "
3119 "has only %i registers (0 - %i)", num
, count
, count
- 1);
3123 /* access a single register by its name */
3124 reg
= register_get_by_name(target
->reg_cache
, CMD_ARGV
[0], 1);
3130 assert(reg
!= NULL
); /* give clang a hint that we *know* reg is != NULL here */
3135 /* display a register */
3136 if ((CMD_ARGC
== 1) || ((CMD_ARGC
== 2) && !((CMD_ARGV
[1][0] >= '0')
3137 && (CMD_ARGV
[1][0] <= '9')))) {
3138 if ((CMD_ARGC
== 2) && (strcmp(CMD_ARGV
[1], "force") == 0))
3141 if (reg
->valid
== 0)
3142 reg
->type
->get(reg
);
3143 value
= buf_to_hex_str(reg
->value
, reg
->size
);
3144 command_print(CMD
, "%s (/%i): 0x%s", reg
->name
, (int)(reg
->size
), value
);
3149 /* set register value */
3150 if (CMD_ARGC
== 2) {
3151 uint8_t *buf
= malloc(DIV_ROUND_UP(reg
->size
, 8));
3154 str_to_buf(CMD_ARGV
[1], strlen(CMD_ARGV
[1]), buf
, reg
->size
, 0);
3156 reg
->type
->set(reg
, buf
);
3158 value
= buf_to_hex_str(reg
->value
, reg
->size
);
3159 command_print(CMD
, "%s (/%i): 0x%s", reg
->name
, (int)(reg
->size
), value
);
3167 return ERROR_COMMAND_SYNTAX_ERROR
;
3170 command_print(CMD
, "register %s not found in current target", CMD_ARGV
[0]);
3174 COMMAND_HANDLER(handle_poll_command
)
3176 int retval
= ERROR_OK
;
3177 struct target
*target
= get_current_target(CMD_CTX
);
3179 if (CMD_ARGC
== 0) {
3180 command_print(CMD
, "background polling: %s",
3181 jtag_poll_get_enabled() ? "on" : "off");
3182 command_print(CMD
, "TAP: %s (%s)",
3183 target
->tap
->dotted_name
,
3184 target
->tap
->enabled
? "enabled" : "disabled");
3185 if (!target
->tap
->enabled
)
3187 retval
= target_poll(target
);
3188 if (retval
!= ERROR_OK
)
3190 retval
= target_arch_state(target
);
3191 if (retval
!= ERROR_OK
)
3193 } else if (CMD_ARGC
== 1) {
3195 COMMAND_PARSE_ON_OFF(CMD_ARGV
[0], enable
);
3196 jtag_poll_set_enabled(enable
);
3198 return ERROR_COMMAND_SYNTAX_ERROR
;
3203 COMMAND_HANDLER(handle_wait_halt_command
)
3206 return ERROR_COMMAND_SYNTAX_ERROR
;
3208 unsigned ms
= DEFAULT_HALT_TIMEOUT
;
3209 if (1 == CMD_ARGC
) {
3210 int retval
= parse_uint(CMD_ARGV
[0], &ms
);
3211 if (ERROR_OK
!= retval
)
3212 return ERROR_COMMAND_SYNTAX_ERROR
;
3215 struct target
*target
= get_current_target(CMD_CTX
);
3216 return target_wait_state(target
, TARGET_HALTED
, ms
);
3219 /* wait for target state to change. The trick here is to have a low
3220 * latency for short waits and not to suck up all the CPU time
3223 * After 500ms, keep_alive() is invoked
3225 int target_wait_state(struct target
*target
, enum target_state state
, int ms
)
3228 int64_t then
= 0, cur
;
3232 retval
= target_poll(target
);
3233 if (retval
!= ERROR_OK
)
3235 if (target
->state
== state
)
3240 then
= timeval_ms();
3241 LOG_DEBUG("waiting for target %s...",
3242 Jim_Nvp_value2name_simple(nvp_target_state
, state
)->name
);
3248 if ((cur
-then
) > ms
) {
3249 LOG_ERROR("timed out while waiting for target %s",
3250 Jim_Nvp_value2name_simple(nvp_target_state
, state
)->name
);
3258 COMMAND_HANDLER(handle_halt_command
)
3262 struct target
*target
= get_current_target(CMD_CTX
);
3264 target
->verbose_halt_msg
= true;
3266 int retval
= target_halt(target
);
3267 if (ERROR_OK
!= retval
)
3270 if (CMD_ARGC
== 1) {
3271 unsigned wait_local
;
3272 retval
= parse_uint(CMD_ARGV
[0], &wait_local
);
3273 if (ERROR_OK
!= retval
)
3274 return ERROR_COMMAND_SYNTAX_ERROR
;
3279 return CALL_COMMAND_HANDLER(handle_wait_halt_command
);
3282 COMMAND_HANDLER(handle_soft_reset_halt_command
)
3284 struct target
*target
= get_current_target(CMD_CTX
);
3286 LOG_USER("requesting target halt and executing a soft reset");
3288 target_soft_reset_halt(target
);
3293 COMMAND_HANDLER(handle_reset_command
)
3296 return ERROR_COMMAND_SYNTAX_ERROR
;
3298 enum target_reset_mode reset_mode
= RESET_RUN
;
3299 if (CMD_ARGC
== 1) {
3301 n
= Jim_Nvp_name2value_simple(nvp_reset_modes
, CMD_ARGV
[0]);
3302 if ((n
->name
== NULL
) || (n
->value
== RESET_UNKNOWN
))
3303 return ERROR_COMMAND_SYNTAX_ERROR
;
3304 reset_mode
= n
->value
;
3307 /* reset *all* targets */
3308 return target_process_reset(CMD
, reset_mode
);
3312 COMMAND_HANDLER(handle_resume_command
)
3316 return ERROR_COMMAND_SYNTAX_ERROR
;
3318 struct target
*target
= get_current_target(CMD_CTX
);
3320 /* with no CMD_ARGV, resume from current pc, addr = 0,
3321 * with one arguments, addr = CMD_ARGV[0],
3322 * handle breakpoints, not debugging */
3323 target_addr_t addr
= 0;
3324 if (CMD_ARGC
== 1) {
3325 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], addr
);
3329 return target_resume(target
, current
, addr
, 1, 0);
3332 COMMAND_HANDLER(handle_step_command
)
3335 return ERROR_COMMAND_SYNTAX_ERROR
;
3339 /* with no CMD_ARGV, step from current pc, addr = 0,
3340 * with one argument addr = CMD_ARGV[0],
3341 * handle breakpoints, debugging */
3342 target_addr_t addr
= 0;
3344 if (CMD_ARGC
== 1) {
3345 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], addr
);
3349 struct target
*target
= get_current_target(CMD_CTX
);
3351 return target_step(target
, current_pc
, addr
, 1);
3354 void target_handle_md_output(struct command_invocation
*cmd
,
3355 struct target
*target
, target_addr_t address
, unsigned size
,
3356 unsigned count
, const uint8_t *buffer
)
3358 const unsigned line_bytecnt
= 32;
3359 unsigned line_modulo
= line_bytecnt
/ size
;
3361 char output
[line_bytecnt
* 4 + 1];
3362 unsigned output_len
= 0;
3364 const char *value_fmt
;
3367 value_fmt
= "%16.16"PRIx64
" ";
3370 value_fmt
= "%8.8"PRIx64
" ";
3373 value_fmt
= "%4.4"PRIx64
" ";
3376 value_fmt
= "%2.2"PRIx64
" ";
3379 /* "can't happen", caller checked */
3380 LOG_ERROR("invalid memory read size: %u", size
);
3384 for (unsigned i
= 0; i
< count
; i
++) {
3385 if (i
% line_modulo
== 0) {
3386 output_len
+= snprintf(output
+ output_len
,
3387 sizeof(output
) - output_len
,
3388 TARGET_ADDR_FMT
": ",
3389 (address
+ (i
* size
)));
3393 const uint8_t *value_ptr
= buffer
+ i
* size
;
3396 value
= target_buffer_get_u64(target
, value_ptr
);
3399 value
= target_buffer_get_u32(target
, value_ptr
);
3402 value
= target_buffer_get_u16(target
, value_ptr
);
3407 output_len
+= snprintf(output
+ output_len
,
3408 sizeof(output
) - output_len
,
3411 if ((i
% line_modulo
== line_modulo
- 1) || (i
== count
- 1)) {
3412 command_print(cmd
, "%s", output
);
3418 COMMAND_HANDLER(handle_md_command
)
3421 return ERROR_COMMAND_SYNTAX_ERROR
;
3424 switch (CMD_NAME
[2]) {
3438 return ERROR_COMMAND_SYNTAX_ERROR
;
3441 bool physical
= strcmp(CMD_ARGV
[0], "phys") == 0;
3442 int (*fn
)(struct target
*target
,
3443 target_addr_t address
, uint32_t size_value
, uint32_t count
, uint8_t *buffer
);
3447 fn
= target_read_phys_memory
;
3449 fn
= target_read_memory
;
3450 if ((CMD_ARGC
< 1) || (CMD_ARGC
> 2))
3451 return ERROR_COMMAND_SYNTAX_ERROR
;
3453 target_addr_t address
;
3454 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], address
);
3458 COMMAND_PARSE_NUMBER(uint
, CMD_ARGV
[1], count
);
3460 uint8_t *buffer
= calloc(count
, size
);
3461 if (buffer
== NULL
) {
3462 LOG_ERROR("Failed to allocate md read buffer");
3466 struct target
*target
= get_current_target(CMD_CTX
);
3467 int retval
= fn(target
, address
, size
, count
, buffer
);
3468 if (ERROR_OK
== retval
)
3469 target_handle_md_output(CMD
, target
, address
, size
, count
, buffer
);
3476 typedef int (*target_write_fn
)(struct target
*target
,
3477 target_addr_t address
, uint32_t size
, uint32_t count
, const uint8_t *buffer
);
3479 static int target_fill_mem(struct target
*target
,
3480 target_addr_t address
,
3488 /* We have to write in reasonably large chunks to be able
3489 * to fill large memory areas with any sane speed */
3490 const unsigned chunk_size
= 16384;
3491 uint8_t *target_buf
= malloc(chunk_size
* data_size
);
3492 if (target_buf
== NULL
) {
3493 LOG_ERROR("Out of memory");
3497 for (unsigned i
= 0; i
< chunk_size
; i
++) {
3498 switch (data_size
) {
3500 target_buffer_set_u64(target
, target_buf
+ i
* data_size
, b
);
3503 target_buffer_set_u32(target
, target_buf
+ i
* data_size
, b
);
3506 target_buffer_set_u16(target
, target_buf
+ i
* data_size
, b
);
3509 target_buffer_set_u8(target
, target_buf
+ i
* data_size
, b
);
3516 int retval
= ERROR_OK
;
3518 for (unsigned x
= 0; x
< c
; x
+= chunk_size
) {
3521 if (current
> chunk_size
)
3522 current
= chunk_size
;
3523 retval
= fn(target
, address
+ x
* data_size
, data_size
, current
, target_buf
);
3524 if (retval
!= ERROR_OK
)
3526 /* avoid GDB timeouts */
3535 COMMAND_HANDLER(handle_mw_command
)
3538 return ERROR_COMMAND_SYNTAX_ERROR
;
3539 bool physical
= strcmp(CMD_ARGV
[0], "phys") == 0;
3544 fn
= target_write_phys_memory
;
3546 fn
= target_write_memory
;
3547 if ((CMD_ARGC
< 2) || (CMD_ARGC
> 3))
3548 return ERROR_COMMAND_SYNTAX_ERROR
;
3550 target_addr_t address
;
3551 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], address
);
3554 COMMAND_PARSE_NUMBER(u64
, CMD_ARGV
[1], value
);
3558 COMMAND_PARSE_NUMBER(uint
, CMD_ARGV
[2], count
);
3560 struct target
*target
= get_current_target(CMD_CTX
);
3562 switch (CMD_NAME
[2]) {
3576 return ERROR_COMMAND_SYNTAX_ERROR
;
3579 return target_fill_mem(target
, address
, fn
, wordsize
, value
, count
);
3582 static COMMAND_HELPER(parse_load_image_command_CMD_ARGV
, struct image
*image
,
3583 target_addr_t
*min_address
, target_addr_t
*max_address
)
3585 if (CMD_ARGC
< 1 || CMD_ARGC
> 5)
3586 return ERROR_COMMAND_SYNTAX_ERROR
;
3588 /* a base address isn't always necessary,
3589 * default to 0x0 (i.e. don't relocate) */
3590 if (CMD_ARGC
>= 2) {
3592 COMMAND_PARSE_ADDRESS(CMD_ARGV
[1], addr
);
3593 image
->base_address
= addr
;
3594 image
->base_address_set
= true;
3596 image
->base_address_set
= false;
3598 image
->start_address_set
= false;
3601 COMMAND_PARSE_ADDRESS(CMD_ARGV
[3], *min_address
);
3602 if (CMD_ARGC
== 5) {
3603 COMMAND_PARSE_ADDRESS(CMD_ARGV
[4], *max_address
);
3604 /* use size (given) to find max (required) */
3605 *max_address
+= *min_address
;
3608 if (*min_address
> *max_address
)
3609 return ERROR_COMMAND_SYNTAX_ERROR
;
3614 COMMAND_HANDLER(handle_load_image_command
)
3618 uint32_t image_size
;
3619 target_addr_t min_address
= 0;
3620 target_addr_t max_address
= -1;
3623 int retval
= CALL_COMMAND_HANDLER(parse_load_image_command_CMD_ARGV
,
3624 &image
, &min_address
, &max_address
);
3625 if (ERROR_OK
!= retval
)
3628 struct target
*target
= get_current_target(CMD_CTX
);
3630 struct duration bench
;
3631 duration_start(&bench
);
3633 if (image_open(&image
, CMD_ARGV
[0], (CMD_ARGC
>= 3) ? CMD_ARGV
[2] : NULL
) != ERROR_OK
)
3638 for (unsigned int i
= 0; i
< image
.num_sections
; i
++) {
3639 buffer
= malloc(image
.sections
[i
].size
);
3640 if (buffer
== NULL
) {
3642 "error allocating buffer for section (%d bytes)",
3643 (int)(image
.sections
[i
].size
));
3644 retval
= ERROR_FAIL
;
3648 retval
= image_read_section(&image
, i
, 0x0, image
.sections
[i
].size
, buffer
, &buf_cnt
);
3649 if (retval
!= ERROR_OK
) {
3654 uint32_t offset
= 0;
3655 uint32_t length
= buf_cnt
;
3657 /* DANGER!!! beware of unsigned comparison here!!! */
3659 if ((image
.sections
[i
].base_address
+ buf_cnt
>= min_address
) &&
3660 (image
.sections
[i
].base_address
< max_address
)) {
3662 if (image
.sections
[i
].base_address
< min_address
) {
3663 /* clip addresses below */
3664 offset
+= min_address
-image
.sections
[i
].base_address
;
3668 if (image
.sections
[i
].base_address
+ buf_cnt
> max_address
)
3669 length
-= (image
.sections
[i
].base_address
+ buf_cnt
)-max_address
;
3671 retval
= target_write_buffer(target
,
3672 image
.sections
[i
].base_address
+ offset
, length
, buffer
+ offset
);
3673 if (retval
!= ERROR_OK
) {
3677 image_size
+= length
;
3678 command_print(CMD
, "%u bytes written at address " TARGET_ADDR_FMT
"",
3679 (unsigned int)length
,
3680 image
.sections
[i
].base_address
+ offset
);
3686 if ((ERROR_OK
== retval
) && (duration_measure(&bench
) == ERROR_OK
)) {
3687 command_print(CMD
, "downloaded %" PRIu32
" bytes "
3688 "in %fs (%0.3f KiB/s)", image_size
,
3689 duration_elapsed(&bench
), duration_kbps(&bench
, image_size
));
3692 image_close(&image
);
3698 COMMAND_HANDLER(handle_dump_image_command
)
3700 struct fileio
*fileio
;
3702 int retval
, retvaltemp
;
3703 target_addr_t address
, size
;
3704 struct duration bench
;
3705 struct target
*target
= get_current_target(CMD_CTX
);
3708 return ERROR_COMMAND_SYNTAX_ERROR
;
3710 COMMAND_PARSE_ADDRESS(CMD_ARGV
[1], address
);
3711 COMMAND_PARSE_ADDRESS(CMD_ARGV
[2], size
);
3713 uint32_t buf_size
= (size
> 4096) ? 4096 : size
;
3714 buffer
= malloc(buf_size
);
3718 retval
= fileio_open(&fileio
, CMD_ARGV
[0], FILEIO_WRITE
, FILEIO_BINARY
);
3719 if (retval
!= ERROR_OK
) {
3724 duration_start(&bench
);
3727 size_t size_written
;
3728 uint32_t this_run_size
= (size
> buf_size
) ? buf_size
: size
;
3729 retval
= target_read_buffer(target
, address
, this_run_size
, buffer
);
3730 if (retval
!= ERROR_OK
)
3733 retval
= fileio_write(fileio
, this_run_size
, buffer
, &size_written
);
3734 if (retval
!= ERROR_OK
)
3737 size
-= this_run_size
;
3738 address
+= this_run_size
;
3743 if ((ERROR_OK
== retval
) && (duration_measure(&bench
) == ERROR_OK
)) {
3745 retval
= fileio_size(fileio
, &filesize
);
3746 if (retval
!= ERROR_OK
)
3749 "dumped %zu bytes in %fs (%0.3f KiB/s)", filesize
,
3750 duration_elapsed(&bench
), duration_kbps(&bench
, filesize
));
3753 retvaltemp
= fileio_close(fileio
);
3754 if (retvaltemp
!= ERROR_OK
)
3763 IMAGE_CHECKSUM_ONLY
= 2
3766 static COMMAND_HELPER(handle_verify_image_command_internal
, enum verify_mode verify
)
3770 uint32_t image_size
;
3772 uint32_t checksum
= 0;
3773 uint32_t mem_checksum
= 0;
3777 struct target
*target
= get_current_target(CMD_CTX
);
3780 return ERROR_COMMAND_SYNTAX_ERROR
;
3783 LOG_ERROR("no target selected");
3787 struct duration bench
;
3788 duration_start(&bench
);
3790 if (CMD_ARGC
>= 2) {
3792 COMMAND_PARSE_ADDRESS(CMD_ARGV
[1], addr
);
3793 image
.base_address
= addr
;
3794 image
.base_address_set
= true;
3796 image
.base_address_set
= false;
3797 image
.base_address
= 0x0;
3800 image
.start_address_set
= false;
3802 retval
= image_open(&image
, CMD_ARGV
[0], (CMD_ARGC
== 3) ? CMD_ARGV
[2] : NULL
);
3803 if (retval
!= ERROR_OK
)
3809 for (unsigned int i
= 0; i
< image
.num_sections
; i
++) {
3810 buffer
= malloc(image
.sections
[i
].size
);
3811 if (buffer
== NULL
) {
3813 "error allocating buffer for section (%" PRIu32
" bytes)",
3814 image
.sections
[i
].size
);
3817 retval
= image_read_section(&image
, i
, 0x0, image
.sections
[i
].size
, buffer
, &buf_cnt
);
3818 if (retval
!= ERROR_OK
) {
3823 if (verify
>= IMAGE_VERIFY
) {
3824 /* calculate checksum of image */
3825 retval
= image_calculate_checksum(buffer
, buf_cnt
, &checksum
);
3826 if (retval
!= ERROR_OK
) {
3831 retval
= target_checksum_memory(target
, image
.sections
[i
].base_address
, buf_cnt
, &mem_checksum
);
3832 if (retval
!= ERROR_OK
) {
3836 if ((checksum
!= mem_checksum
) && (verify
== IMAGE_CHECKSUM_ONLY
)) {
3837 LOG_ERROR("checksum mismatch");
3839 retval
= ERROR_FAIL
;
3842 if (checksum
!= mem_checksum
) {
3843 /* failed crc checksum, fall back to a binary compare */
3847 LOG_ERROR("checksum mismatch - attempting binary compare");
3849 data
= malloc(buf_cnt
);
3851 retval
= target_read_buffer(target
, image
.sections
[i
].base_address
, buf_cnt
, data
);
3852 if (retval
== ERROR_OK
) {
3854 for (t
= 0; t
< buf_cnt
; t
++) {
3855 if (data
[t
] != buffer
[t
]) {
3857 "diff %d address 0x%08x. Was 0x%02x instead of 0x%02x",
3859 (unsigned)(t
+ image
.sections
[i
].base_address
),
3862 if (diffs
++ >= 127) {
3863 command_print(CMD
, "More than 128 errors, the rest are not printed.");
3875 command_print(CMD
, "address " TARGET_ADDR_FMT
" length 0x%08zx",
3876 image
.sections
[i
].base_address
,
3881 image_size
+= buf_cnt
;
3884 command_print(CMD
, "No more differences found.");
3887 retval
= ERROR_FAIL
;
3888 if ((ERROR_OK
== retval
) && (duration_measure(&bench
) == ERROR_OK
)) {
3889 command_print(CMD
, "verified %" PRIu32
" bytes "
3890 "in %fs (%0.3f KiB/s)", image_size
,
3891 duration_elapsed(&bench
), duration_kbps(&bench
, image_size
));
3894 image_close(&image
);
3899 COMMAND_HANDLER(handle_verify_image_checksum_command
)
3901 return CALL_COMMAND_HANDLER(handle_verify_image_command_internal
, IMAGE_CHECKSUM_ONLY
);
3904 COMMAND_HANDLER(handle_verify_image_command
)
3906 return CALL_COMMAND_HANDLER(handle_verify_image_command_internal
, IMAGE_VERIFY
);
3909 COMMAND_HANDLER(handle_test_image_command
)
3911 return CALL_COMMAND_HANDLER(handle_verify_image_command_internal
, IMAGE_TEST
);
3914 static int handle_bp_command_list(struct command_invocation
*cmd
)
3916 struct target
*target
= get_current_target(cmd
->ctx
);
3917 struct breakpoint
*breakpoint
= target
->breakpoints
;
3918 while (breakpoint
) {
3919 if (breakpoint
->type
== BKPT_SOFT
) {
3920 char *buf
= buf_to_hex_str(breakpoint
->orig_instr
,
3921 breakpoint
->length
);
3922 command_print(cmd
, "IVA breakpoint: " TARGET_ADDR_FMT
", 0x%x, %i, 0x%s",
3923 breakpoint
->address
,
3925 breakpoint
->set
, buf
);
3928 if ((breakpoint
->address
== 0) && (breakpoint
->asid
!= 0))
3929 command_print(cmd
, "Context breakpoint: 0x%8.8" PRIx32
", 0x%x, %i",
3931 breakpoint
->length
, breakpoint
->set
);
3932 else if ((breakpoint
->address
!= 0) && (breakpoint
->asid
!= 0)) {
3933 command_print(cmd
, "Hybrid breakpoint(IVA): " TARGET_ADDR_FMT
", 0x%x, %i",
3934 breakpoint
->address
,
3935 breakpoint
->length
, breakpoint
->set
);
3936 command_print(cmd
, "\t|--->linked with ContextID: 0x%8.8" PRIx32
,
3939 command_print(cmd
, "Breakpoint(IVA): " TARGET_ADDR_FMT
", 0x%x, %i",
3940 breakpoint
->address
,
3941 breakpoint
->length
, breakpoint
->set
);
3944 breakpoint
= breakpoint
->next
;
3949 static int handle_bp_command_set(struct command_invocation
*cmd
,
3950 target_addr_t addr
, uint32_t asid
, uint32_t length
, int hw
)
3952 struct target
*target
= get_current_target(cmd
->ctx
);
3956 retval
= breakpoint_add(target
, addr
, length
, hw
);
3957 /* error is always logged in breakpoint_add(), do not print it again */
3958 if (ERROR_OK
== retval
)
3959 command_print(cmd
, "breakpoint set at " TARGET_ADDR_FMT
"", addr
);
3961 } else if (addr
== 0) {
3962 if (target
->type
->add_context_breakpoint
== NULL
) {
3963 LOG_ERROR("Context breakpoint not available");
3964 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE
;
3966 retval
= context_breakpoint_add(target
, asid
, length
, hw
);
3967 /* error is always logged in context_breakpoint_add(), do not print it again */
3968 if (ERROR_OK
== retval
)
3969 command_print(cmd
, "Context breakpoint set at 0x%8.8" PRIx32
"", asid
);
3972 if (target
->type
->add_hybrid_breakpoint
== NULL
) {
3973 LOG_ERROR("Hybrid breakpoint not available");
3974 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE
;
3976 retval
= hybrid_breakpoint_add(target
, addr
, asid
, length
, hw
);
3977 /* error is always logged in hybrid_breakpoint_add(), do not print it again */
3978 if (ERROR_OK
== retval
)
3979 command_print(cmd
, "Hybrid breakpoint set at 0x%8.8" PRIx32
"", asid
);
3984 COMMAND_HANDLER(handle_bp_command
)
3993 return handle_bp_command_list(CMD
);
3997 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], addr
);
3998 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], length
);
3999 return handle_bp_command_set(CMD
, addr
, asid
, length
, hw
);
4002 if (strcmp(CMD_ARGV
[2], "hw") == 0) {
4004 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], addr
);
4005 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], length
);
4007 return handle_bp_command_set(CMD
, addr
, asid
, length
, hw
);
4008 } else if (strcmp(CMD_ARGV
[2], "hw_ctx") == 0) {
4010 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], asid
);
4011 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], length
);
4013 return handle_bp_command_set(CMD
, addr
, asid
, length
, hw
);
4018 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], addr
);
4019 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], asid
);
4020 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[2], length
);
4021 return handle_bp_command_set(CMD
, addr
, asid
, length
, hw
);
4024 return ERROR_COMMAND_SYNTAX_ERROR
;
4028 COMMAND_HANDLER(handle_rbp_command
)
4031 return ERROR_COMMAND_SYNTAX_ERROR
;
4033 struct target
*target
= get_current_target(CMD_CTX
);
4035 if (!strcmp(CMD_ARGV
[0], "all")) {
4036 breakpoint_remove_all(target
);
4039 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], addr
);
4041 breakpoint_remove(target
, addr
);
4047 COMMAND_HANDLER(handle_wp_command
)
4049 struct target
*target
= get_current_target(CMD_CTX
);
4051 if (CMD_ARGC
== 0) {
4052 struct watchpoint
*watchpoint
= target
->watchpoints
;
4054 while (watchpoint
) {
4055 command_print(CMD
, "address: " TARGET_ADDR_FMT
4056 ", len: 0x%8.8" PRIx32
4057 ", r/w/a: %i, value: 0x%8.8" PRIx32
4058 ", mask: 0x%8.8" PRIx32
,
4059 watchpoint
->address
,
4061 (int)watchpoint
->rw
,
4064 watchpoint
= watchpoint
->next
;
4069 enum watchpoint_rw type
= WPT_ACCESS
;
4070 target_addr_t addr
= 0;
4071 uint32_t length
= 0;
4072 uint32_t data_value
= 0x0;
4073 uint32_t data_mask
= 0xffffffff;
4077 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[4], data_mask
);
4080 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[3], data_value
);
4083 switch (CMD_ARGV
[2][0]) {
4094 LOG_ERROR("invalid watchpoint mode ('%c')", CMD_ARGV
[2][0]);
4095 return ERROR_COMMAND_SYNTAX_ERROR
;
4099 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], length
);
4100 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], addr
);
4104 return ERROR_COMMAND_SYNTAX_ERROR
;
4107 int retval
= watchpoint_add(target
, addr
, length
, type
,
4108 data_value
, data_mask
);
4109 if (ERROR_OK
!= retval
)
4110 LOG_ERROR("Failure setting watchpoints");
4115 COMMAND_HANDLER(handle_rwp_command
)
4118 return ERROR_COMMAND_SYNTAX_ERROR
;
4121 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], addr
);
4123 struct target
*target
= get_current_target(CMD_CTX
);
4124 watchpoint_remove(target
, addr
);
4130 * Translate a virtual address to a physical address.
4132 * The low-level target implementation must have logged a detailed error
4133 * which is forwarded to telnet/GDB session.
4135 COMMAND_HANDLER(handle_virt2phys_command
)
4138 return ERROR_COMMAND_SYNTAX_ERROR
;
4141 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], va
);
4144 struct target
*target
= get_current_target(CMD_CTX
);
4145 int retval
= target
->type
->virt2phys(target
, va
, &pa
);
4146 if (retval
== ERROR_OK
)
4147 command_print(CMD
, "Physical address " TARGET_ADDR_FMT
"", pa
);
4152 static void writeData(FILE *f
, const void *data
, size_t len
)
4154 size_t written
= fwrite(data
, 1, len
, f
);
4156 LOG_ERROR("failed to write %zu bytes: %s", len
, strerror(errno
));
4159 static void writeLong(FILE *f
, int l
, struct target
*target
)
4163 target_buffer_set_u32(target
, val
, l
);
4164 writeData(f
, val
, 4);
4167 static void writeString(FILE *f
, char *s
)
4169 writeData(f
, s
, strlen(s
));
4172 typedef unsigned char UNIT
[2]; /* unit of profiling */
4174 /* Dump a gmon.out histogram file. */
4175 static void write_gmon(uint32_t *samples
, uint32_t sampleNum
, const char *filename
, bool with_range
,
4176 uint32_t start_address
, uint32_t end_address
, struct target
*target
, uint32_t duration_ms
)
4179 FILE *f
= fopen(filename
, "w");
4182 writeString(f
, "gmon");
4183 writeLong(f
, 0x00000001, target
); /* Version */
4184 writeLong(f
, 0, target
); /* padding */
4185 writeLong(f
, 0, target
); /* padding */
4186 writeLong(f
, 0, target
); /* padding */
4188 uint8_t zero
= 0; /* GMON_TAG_TIME_HIST */
4189 writeData(f
, &zero
, 1);
4191 /* figure out bucket size */
4195 min
= start_address
;
4200 for (i
= 0; i
< sampleNum
; i
++) {
4201 if (min
> samples
[i
])
4203 if (max
< samples
[i
])
4207 /* max should be (largest sample + 1)
4208 * Refer to binutils/gprof/hist.c (find_histogram_for_pc) */
4212 int addressSpace
= max
- min
;
4213 assert(addressSpace
>= 2);
4215 /* FIXME: What is the reasonable number of buckets?
4216 * The profiling result will be more accurate if there are enough buckets. */
4217 static const uint32_t maxBuckets
= 128 * 1024; /* maximum buckets. */
4218 uint32_t numBuckets
= addressSpace
/ sizeof(UNIT
);
4219 if (numBuckets
> maxBuckets
)
4220 numBuckets
= maxBuckets
;
4221 int *buckets
= malloc(sizeof(int) * numBuckets
);
4222 if (buckets
== NULL
) {
4226 memset(buckets
, 0, sizeof(int) * numBuckets
);
4227 for (i
= 0; i
< sampleNum
; i
++) {
4228 uint32_t address
= samples
[i
];
4230 if ((address
< min
) || (max
<= address
))
4233 long long a
= address
- min
;
4234 long long b
= numBuckets
;
4235 long long c
= addressSpace
;
4236 int index_t
= (a
* b
) / c
; /* danger!!!! int32 overflows */
4240 /* append binary memory gmon.out &profile_hist_hdr ((char*)&profile_hist_hdr + sizeof(struct gmon_hist_hdr)) */
4241 writeLong(f
, min
, target
); /* low_pc */
4242 writeLong(f
, max
, target
); /* high_pc */
4243 writeLong(f
, numBuckets
, target
); /* # of buckets */
4244 float sample_rate
= sampleNum
/ (duration_ms
/ 1000.0);
4245 writeLong(f
, sample_rate
, target
);
4246 writeString(f
, "seconds");
4247 for (i
= 0; i
< (15-strlen("seconds")); i
++)
4248 writeData(f
, &zero
, 1);
4249 writeString(f
, "s");
4251 /*append binary memory gmon.out profile_hist_data (profile_hist_data + profile_hist_hdr.hist_size) */
4253 char *data
= malloc(2 * numBuckets
);
4255 for (i
= 0; i
< numBuckets
; i
++) {
4260 data
[i
* 2] = val
&0xff;
4261 data
[i
* 2 + 1] = (val
>> 8) & 0xff;
4264 writeData(f
, data
, numBuckets
* 2);
4272 /* profiling samples the CPU PC as quickly as OpenOCD is able,
4273 * which will be used as a random sampling of PC */
4274 COMMAND_HANDLER(handle_profile_command
)
4276 struct target
*target
= get_current_target(CMD_CTX
);
4278 if ((CMD_ARGC
!= 2) && (CMD_ARGC
!= 4))
4279 return ERROR_COMMAND_SYNTAX_ERROR
;
4281 const uint32_t MAX_PROFILE_SAMPLE_NUM
= 10000;
4283 uint32_t num_of_samples
;
4284 int retval
= ERROR_OK
;
4285 bool halted_before_profiling
= target
->state
== TARGET_HALTED
;
4287 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], offset
);
4289 uint32_t *samples
= malloc(sizeof(uint32_t) * MAX_PROFILE_SAMPLE_NUM
);
4290 if (samples
== NULL
) {
4291 LOG_ERROR("No memory to store samples.");
4295 uint64_t timestart_ms
= timeval_ms();
4297 * Some cores let us sample the PC without the
4298 * annoying halt/resume step; for example, ARMv7 PCSR.
4299 * Provide a way to use that more efficient mechanism.
4301 retval
= target_profiling(target
, samples
, MAX_PROFILE_SAMPLE_NUM
,
4302 &num_of_samples
, offset
);
4303 if (retval
!= ERROR_OK
) {
4307 uint32_t duration_ms
= timeval_ms() - timestart_ms
;
4309 assert(num_of_samples
<= MAX_PROFILE_SAMPLE_NUM
);
4311 retval
= target_poll(target
);
4312 if (retval
!= ERROR_OK
) {
4317 if (target
->state
== TARGET_RUNNING
&& halted_before_profiling
) {
4318 /* The target was halted before we started and is running now. Halt it,
4319 * for consistency. */
4320 retval
= target_halt(target
);
4321 if (retval
!= ERROR_OK
) {
4325 } else if (target
->state
== TARGET_HALTED
&& !halted_before_profiling
) {
4326 /* The target was running before we started and is halted now. Resume
4327 * it, for consistency. */
4328 retval
= target_resume(target
, 1, 0, 0, 0);
4329 if (retval
!= ERROR_OK
) {
4335 retval
= target_poll(target
);
4336 if (retval
!= ERROR_OK
) {
4341 uint32_t start_address
= 0;
4342 uint32_t end_address
= 0;
4343 bool with_range
= false;
4344 if (CMD_ARGC
== 4) {
4346 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[2], start_address
);
4347 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[3], end_address
);
4350 write_gmon(samples
, num_of_samples
, CMD_ARGV
[1],
4351 with_range
, start_address
, end_address
, target
, duration_ms
);
4352 command_print(CMD
, "Wrote %s", CMD_ARGV
[1]);
4358 static int new_int_array_element(Jim_Interp
*interp
, const char *varname
, int idx
, uint32_t val
)
4361 Jim_Obj
*nameObjPtr
, *valObjPtr
;
4364 namebuf
= alloc_printf("%s(%d)", varname
, idx
);
4368 nameObjPtr
= Jim_NewStringObj(interp
, namebuf
, -1);
4369 valObjPtr
= Jim_NewIntObj(interp
, val
);
4370 if (!nameObjPtr
|| !valObjPtr
) {
4375 Jim_IncrRefCount(nameObjPtr
);
4376 Jim_IncrRefCount(valObjPtr
);
4377 result
= Jim_SetVariable(interp
, nameObjPtr
, valObjPtr
);
4378 Jim_DecrRefCount(interp
, nameObjPtr
);
4379 Jim_DecrRefCount(interp
, valObjPtr
);
4381 /* printf("%s(%d) <= 0%08x\n", varname, idx, val); */
4385 static int jim_mem2array(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4387 struct command_context
*context
;
4388 struct target
*target
;
4390 context
= current_command_context(interp
);
4391 assert(context
!= NULL
);
4393 target
= get_current_target(context
);
4394 if (target
== NULL
) {
4395 LOG_ERROR("mem2array: no current target");
4399 return target_mem2array(interp
, target
, argc
- 1, argv
+ 1);
4402 static int target_mem2array(Jim_Interp
*interp
, struct target
*target
, int argc
, Jim_Obj
*const *argv
)
4410 const char *varname
;
4416 /* argv[1] = name of array to receive the data
4417 * argv[2] = desired width
4418 * argv[3] = memory address
4419 * argv[4] = count of times to read
4422 if (argc
< 4 || argc
> 5) {
4423 Jim_WrongNumArgs(interp
, 0, argv
, "varname width addr nelems [phys]");
4426 varname
= Jim_GetString(argv
[0], &len
);
4427 /* given "foo" get space for worse case "foo(%d)" .. add 20 */
4429 e
= Jim_GetLong(interp
, argv
[1], &l
);
4434 e
= Jim_GetLong(interp
, argv
[2], &l
);
4438 e
= Jim_GetLong(interp
, argv
[3], &l
);
4444 phys
= Jim_GetString(argv
[4], &n
);
4445 if (!strncmp(phys
, "phys", n
))
4461 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4462 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "Invalid width param, must be 8/16/32", NULL
);
4466 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4467 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "mem2array: zero width read?", NULL
);
4470 if ((addr
+ (len
* width
)) < addr
) {
4471 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4472 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "mem2array: addr + len - wraps to zero?", NULL
);
4475 /* absurd transfer size? */
4477 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4478 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "mem2array: absurd > 64K item request", NULL
);
4483 ((width
== 2) && ((addr
& 1) == 0)) ||
4484 ((width
== 4) && ((addr
& 3) == 0))) {
4488 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4489 sprintf(buf
, "mem2array address: 0x%08" PRIx32
" is not aligned for %" PRIu32
" byte reads",
4492 Jim_AppendStrings(interp
, Jim_GetResult(interp
), buf
, NULL
);
4501 size_t buffersize
= 4096;
4502 uint8_t *buffer
= malloc(buffersize
);
4509 /* Slurp... in buffer size chunks */
4511 count
= len
; /* in objects.. */
4512 if (count
> (buffersize
/ width
))
4513 count
= (buffersize
/ width
);
4516 retval
= target_read_phys_memory(target
, addr
, width
, count
, buffer
);
4518 retval
= target_read_memory(target
, addr
, width
, count
, buffer
);
4519 if (retval
!= ERROR_OK
) {
4521 LOG_ERROR("mem2array: Read @ 0x%08" PRIx32
", w=%" PRIu32
", cnt=%" PRIu32
", failed",
4525 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4526 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "mem2array: cannot read memory", NULL
);
4530 v
= 0; /* shut up gcc */
4531 for (i
= 0; i
< count
; i
++, n
++) {
4534 v
= target_buffer_get_u32(target
, &buffer
[i
*width
]);
4537 v
= target_buffer_get_u16(target
, &buffer
[i
*width
]);
4540 v
= buffer
[i
] & 0x0ff;
4543 new_int_array_element(interp
, varname
, n
, v
);
4546 addr
+= count
* width
;
4552 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4557 static int get_int_array_element(Jim_Interp
*interp
, const char *varname
, int idx
, uint32_t *val
)
4560 Jim_Obj
*nameObjPtr
, *valObjPtr
;
4564 namebuf
= alloc_printf("%s(%d)", varname
, idx
);
4568 nameObjPtr
= Jim_NewStringObj(interp
, namebuf
, -1);
4574 Jim_IncrRefCount(nameObjPtr
);
4575 valObjPtr
= Jim_GetVariable(interp
, nameObjPtr
, JIM_ERRMSG
);
4576 Jim_DecrRefCount(interp
, nameObjPtr
);
4578 if (valObjPtr
== NULL
)
4581 result
= Jim_GetLong(interp
, valObjPtr
, &l
);
4582 /* printf("%s(%d) => 0%08x\n", varname, idx, val); */
4587 static int jim_array2mem(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4589 struct command_context
*context
;
4590 struct target
*target
;
4592 context
= current_command_context(interp
);
4593 assert(context
!= NULL
);
4595 target
= get_current_target(context
);
4596 if (target
== NULL
) {
4597 LOG_ERROR("array2mem: no current target");
4601 return target_array2mem(interp
, target
, argc
-1, argv
+ 1);
4604 static int target_array2mem(Jim_Interp
*interp
, struct target
*target
,
4605 int argc
, Jim_Obj
*const *argv
)
4613 const char *varname
;
4619 /* argv[1] = name of array to get the data
4620 * argv[2] = desired width
4621 * argv[3] = memory address
4622 * argv[4] = count to write
4624 if (argc
< 4 || argc
> 5) {
4625 Jim_WrongNumArgs(interp
, 0, argv
, "varname width addr nelems [phys]");
4628 varname
= Jim_GetString(argv
[0], &len
);
4629 /* given "foo" get space for worse case "foo(%d)" .. add 20 */
4631 e
= Jim_GetLong(interp
, argv
[1], &l
);
4636 e
= Jim_GetLong(interp
, argv
[2], &l
);
4640 e
= Jim_GetLong(interp
, argv
[3], &l
);
4646 phys
= Jim_GetString(argv
[4], &n
);
4647 if (!strncmp(phys
, "phys", n
))
4663 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4664 Jim_AppendStrings(interp
, Jim_GetResult(interp
),
4665 "Invalid width param, must be 8/16/32", NULL
);
4669 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4670 Jim_AppendStrings(interp
, Jim_GetResult(interp
),
4671 "array2mem: zero width read?", NULL
);
4674 if ((addr
+ (len
* width
)) < addr
) {
4675 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4676 Jim_AppendStrings(interp
, Jim_GetResult(interp
),
4677 "array2mem: addr + len - wraps to zero?", NULL
);
4680 /* absurd transfer size? */
4682 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4683 Jim_AppendStrings(interp
, Jim_GetResult(interp
),
4684 "array2mem: absurd > 64K item request", NULL
);
4689 ((width
== 2) && ((addr
& 1) == 0)) ||
4690 ((width
== 4) && ((addr
& 3) == 0))) {
4694 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4695 sprintf(buf
, "array2mem address: 0x%08" PRIx32
" is not aligned for %" PRIu32
" byte reads",
4698 Jim_AppendStrings(interp
, Jim_GetResult(interp
), buf
, NULL
);
4709 size_t buffersize
= 4096;
4710 uint8_t *buffer
= malloc(buffersize
);
4715 /* Slurp... in buffer size chunks */
4717 count
= len
; /* in objects.. */
4718 if (count
> (buffersize
/ width
))
4719 count
= (buffersize
/ width
);
4721 v
= 0; /* shut up gcc */
4722 for (i
= 0; i
< count
; i
++, n
++) {
4723 get_int_array_element(interp
, varname
, n
, &v
);
4726 target_buffer_set_u32(target
, &buffer
[i
* width
], v
);
4729 target_buffer_set_u16(target
, &buffer
[i
* width
], v
);
4732 buffer
[i
] = v
& 0x0ff;
4739 retval
= target_write_phys_memory(target
, addr
, width
, count
, buffer
);
4741 retval
= target_write_memory(target
, addr
, width
, count
, buffer
);
4742 if (retval
!= ERROR_OK
) {
4744 LOG_ERROR("array2mem: Write @ 0x%08" PRIx32
", w=%" PRIu32
", cnt=%" PRIu32
", failed",
4748 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4749 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "array2mem: cannot read memory", NULL
);
4753 addr
+= count
* width
;
4758 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4763 /* FIX? should we propagate errors here rather than printing them
4766 void target_handle_event(struct target
*target
, enum target_event e
)
4768 struct target_event_action
*teap
;
4771 for (teap
= target
->event_action
; teap
!= NULL
; teap
= teap
->next
) {
4772 if (teap
->event
== e
) {
4773 LOG_DEBUG("target(%d): %s (%s) event: %d (%s) action: %s",
4774 target
->target_number
,
4775 target_name(target
),
4776 target_type_name(target
),
4778 Jim_Nvp_value2name_simple(nvp_target_event
, e
)->name
,
4779 Jim_GetString(teap
->body
, NULL
));
4781 /* Override current target by the target an event
4782 * is issued from (lot of scripts need it).
4783 * Return back to previous override as soon
4784 * as the handler processing is done */
4785 struct command_context
*cmd_ctx
= current_command_context(teap
->interp
);
4786 struct target
*saved_target_override
= cmd_ctx
->current_target_override
;
4787 cmd_ctx
->current_target_override
= target
;
4789 retval
= Jim_EvalObj(teap
->interp
, teap
->body
);
4791 cmd_ctx
->current_target_override
= saved_target_override
;
4793 if (retval
== ERROR_COMMAND_CLOSE_CONNECTION
)
4796 if (retval
== JIM_RETURN
)
4797 retval
= teap
->interp
->returnCode
;
4799 if (retval
!= JIM_OK
) {
4800 Jim_MakeErrorMessage(teap
->interp
);
4801 LOG_USER("Error executing event %s on target %s:\n%s",
4802 Jim_Nvp_value2name_simple(nvp_target_event
, e
)->name
,
4803 target_name(target
),
4804 Jim_GetString(Jim_GetResult(teap
->interp
), NULL
));
4805 /* clean both error code and stacktrace before return */
4806 Jim_Eval(teap
->interp
, "error \"\" \"\"");
4813 * Returns true only if the target has a handler for the specified event.
4815 bool target_has_event_action(struct target
*target
, enum target_event event
)
4817 struct target_event_action
*teap
;
4819 for (teap
= target
->event_action
; teap
!= NULL
; teap
= teap
->next
) {
4820 if (teap
->event
== event
)
4826 enum target_cfg_param
{
4829 TCFG_WORK_AREA_VIRT
,
4830 TCFG_WORK_AREA_PHYS
,
4831 TCFG_WORK_AREA_SIZE
,
4832 TCFG_WORK_AREA_BACKUP
,
4835 TCFG_CHAIN_POSITION
,
4840 TCFG_GDB_MAX_CONNECTIONS
,
4843 static Jim_Nvp nvp_config_opts
[] = {
4844 { .name
= "-type", .value
= TCFG_TYPE
},
4845 { .name
= "-event", .value
= TCFG_EVENT
},
4846 { .name
= "-work-area-virt", .value
= TCFG_WORK_AREA_VIRT
},
4847 { .name
= "-work-area-phys", .value
= TCFG_WORK_AREA_PHYS
},
4848 { .name
= "-work-area-size", .value
= TCFG_WORK_AREA_SIZE
},
4849 { .name
= "-work-area-backup", .value
= TCFG_WORK_AREA_BACKUP
},
4850 { .name
= "-endian", .value
= TCFG_ENDIAN
},
4851 { .name
= "-coreid", .value
= TCFG_COREID
},
4852 { .name
= "-chain-position", .value
= TCFG_CHAIN_POSITION
},
4853 { .name
= "-dbgbase", .value
= TCFG_DBGBASE
},
4854 { .name
= "-rtos", .value
= TCFG_RTOS
},
4855 { .name
= "-defer-examine", .value
= TCFG_DEFER_EXAMINE
},
4856 { .name
= "-gdb-port", .value
= TCFG_GDB_PORT
},
4857 { .name
= "-gdb-max-connections", .value
= TCFG_GDB_MAX_CONNECTIONS
},
4858 { .name
= NULL
, .value
= -1 }
4861 static int target_configure(Jim_GetOptInfo
*goi
, struct target
*target
)
4868 /* parse config or cget options ... */
4869 while (goi
->argc
> 0) {
4870 Jim_SetEmptyResult(goi
->interp
);
4871 /* Jim_GetOpt_Debug(goi); */
4873 if (target
->type
->target_jim_configure
) {
4874 /* target defines a configure function */
4875 /* target gets first dibs on parameters */
4876 e
= (*(target
->type
->target_jim_configure
))(target
, goi
);
4885 /* otherwise we 'continue' below */
4887 e
= Jim_GetOpt_Nvp(goi
, nvp_config_opts
, &n
);
4889 Jim_GetOpt_NvpUnknown(goi
, nvp_config_opts
, 0);
4895 if (goi
->isconfigure
) {
4896 Jim_SetResultFormatted(goi
->interp
,
4897 "not settable: %s", n
->name
);
4901 if (goi
->argc
!= 0) {
4902 Jim_WrongNumArgs(goi
->interp
,
4903 goi
->argc
, goi
->argv
,
4908 Jim_SetResultString(goi
->interp
,
4909 target_type_name(target
), -1);
4913 if (goi
->argc
== 0) {
4914 Jim_WrongNumArgs(goi
->interp
, goi
->argc
, goi
->argv
, "-event ?event-name? ...");
4918 e
= Jim_GetOpt_Nvp(goi
, nvp_target_event
, &n
);
4920 Jim_GetOpt_NvpUnknown(goi
, nvp_target_event
, 1);
4924 if (goi
->isconfigure
) {
4925 if (goi
->argc
!= 1) {
4926 Jim_WrongNumArgs(goi
->interp
, goi
->argc
, goi
->argv
, "-event ?event-name? ?EVENT-BODY?");
4930 if (goi
->argc
!= 0) {
4931 Jim_WrongNumArgs(goi
->interp
, goi
->argc
, goi
->argv
, "-event ?event-name?");
4937 struct target_event_action
*teap
;
4939 teap
= target
->event_action
;
4940 /* replace existing? */
4942 if (teap
->event
== (enum target_event
)n
->value
)
4947 if (goi
->isconfigure
) {
4948 /* START_DEPRECATED_TPIU */
4949 if (n
->value
== TARGET_EVENT_TRACE_CONFIG
)
4950 LOG_INFO("DEPRECATED target event %s", n
->name
);
4951 /* END_DEPRECATED_TPIU */
4953 bool replace
= true;
4956 teap
= calloc(1, sizeof(*teap
));
4959 teap
->event
= n
->value
;
4960 teap
->interp
= goi
->interp
;
4961 Jim_GetOpt_Obj(goi
, &o
);
4963 Jim_DecrRefCount(teap
->interp
, teap
->body
);
4964 teap
->body
= Jim_DuplicateObj(goi
->interp
, o
);
4967 * Tcl/TK - "tk events" have a nice feature.
4968 * See the "BIND" command.
4969 * We should support that here.
4970 * You can specify %X and %Y in the event code.
4971 * The idea is: %T - target name.
4972 * The idea is: %N - target number
4973 * The idea is: %E - event name.
4975 Jim_IncrRefCount(teap
->body
);
4978 /* add to head of event list */
4979 teap
->next
= target
->event_action
;
4980 target
->event_action
= teap
;
4982 Jim_SetEmptyResult(goi
->interp
);
4986 Jim_SetEmptyResult(goi
->interp
);
4988 Jim_SetResult(goi
->interp
, Jim_DuplicateObj(goi
->interp
, teap
->body
));
4994 case TCFG_WORK_AREA_VIRT
:
4995 if (goi
->isconfigure
) {
4996 target_free_all_working_areas(target
);
4997 e
= Jim_GetOpt_Wide(goi
, &w
);
5000 target
->working_area_virt
= w
;
5001 target
->working_area_virt_spec
= true;
5006 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->working_area_virt
));
5010 case TCFG_WORK_AREA_PHYS
:
5011 if (goi
->isconfigure
) {
5012 target_free_all_working_areas(target
);
5013 e
= Jim_GetOpt_Wide(goi
, &w
);
5016 target
->working_area_phys
= w
;
5017 target
->working_area_phys_spec
= true;
5022 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->working_area_phys
));
5026 case TCFG_WORK_AREA_SIZE
:
5027 if (goi
->isconfigure
) {
5028 target_free_all_working_areas(target
);
5029 e
= Jim_GetOpt_Wide(goi
, &w
);
5032 target
->working_area_size
= w
;
5037 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->working_area_size
));
5041 case TCFG_WORK_AREA_BACKUP
:
5042 if (goi
->isconfigure
) {
5043 target_free_all_working_areas(target
);
5044 e
= Jim_GetOpt_Wide(goi
, &w
);
5047 /* make this exactly 1 or 0 */
5048 target
->backup_working_area
= (!!w
);
5053 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->backup_working_area
));
5054 /* loop for more e*/
5059 if (goi
->isconfigure
) {
5060 e
= Jim_GetOpt_Nvp(goi
, nvp_target_endian
, &n
);
5062 Jim_GetOpt_NvpUnknown(goi
, nvp_target_endian
, 1);
5065 target
->endianness
= n
->value
;
5070 n
= Jim_Nvp_value2name_simple(nvp_target_endian
, target
->endianness
);
5071 if (n
->name
== NULL
) {
5072 target
->endianness
= TARGET_LITTLE_ENDIAN
;
5073 n
= Jim_Nvp_value2name_simple(nvp_target_endian
, target
->endianness
);
5075 Jim_SetResultString(goi
->interp
, n
->name
, -1);
5080 if (goi
->isconfigure
) {
5081 e
= Jim_GetOpt_Wide(goi
, &w
);
5084 target
->coreid
= (int32_t)w
;
5089 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->coreid
));
5093 case TCFG_CHAIN_POSITION
:
5094 if (goi
->isconfigure
) {
5096 struct jtag_tap
*tap
;
5098 if (target
->has_dap
) {
5099 Jim_SetResultString(goi
->interp
,
5100 "target requires -dap parameter instead of -chain-position!", -1);
5104 target_free_all_working_areas(target
);
5105 e
= Jim_GetOpt_Obj(goi
, &o_t
);
5108 tap
= jtag_tap_by_jim_obj(goi
->interp
, o_t
);
5112 target
->tap_configured
= true;
5117 Jim_SetResultString(goi
->interp
, target
->tap
->dotted_name
, -1);
5118 /* loop for more e*/
5121 if (goi
->isconfigure
) {
5122 e
= Jim_GetOpt_Wide(goi
, &w
);
5125 target
->dbgbase
= (uint32_t)w
;
5126 target
->dbgbase_set
= true;
5131 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->dbgbase
));
5137 int result
= rtos_create(goi
, target
);
5138 if (result
!= JIM_OK
)
5144 case TCFG_DEFER_EXAMINE
:
5146 target
->defer_examine
= true;
5151 if (goi
->isconfigure
) {
5152 struct command_context
*cmd_ctx
= current_command_context(goi
->interp
);
5153 if (cmd_ctx
->mode
!= COMMAND_CONFIG
) {
5154 Jim_SetResultString(goi
->interp
, "-gdb-port must be configured before 'init'", -1);
5159 e
= Jim_GetOpt_String(goi
, &s
, NULL
);
5162 free(target
->gdb_port_override
);
5163 target
->gdb_port_override
= strdup(s
);
5168 Jim_SetResultString(goi
->interp
, target
->gdb_port_override
? : "undefined", -1);
5172 case TCFG_GDB_MAX_CONNECTIONS
:
5173 if (goi
->isconfigure
) {
5174 struct command_context
*cmd_ctx
= current_command_context(goi
->interp
);
5175 if (cmd_ctx
->mode
!= COMMAND_CONFIG
) {
5176 Jim_SetResultString(goi
->interp
, "-gdb-max-connections must be configured before 'init'", -1);
5180 e
= Jim_GetOpt_Wide(goi
, &w
);
5183 target
->gdb_max_connections
= (w
< 0) ? CONNECTION_LIMIT_UNLIMITED
: (int)w
;
5188 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->gdb_max_connections
));
5191 } /* while (goi->argc) */
5194 /* done - we return */
5198 static int jim_target_configure(Jim_Interp
*interp
, int argc
, Jim_Obj
* const *argv
)
5200 struct command
*c
= jim_to_command(interp
);
5203 Jim_GetOpt_Setup(&goi
, interp
, argc
- 1, argv
+ 1);
5204 goi
.isconfigure
= !strcmp(c
->name
, "configure");
5206 Jim_WrongNumArgs(goi
.interp
, goi
.argc
, goi
.argv
,
5207 "missing: -option ...");
5210 struct command_context
*cmd_ctx
= current_command_context(interp
);
5212 struct target
*target
= get_current_target(cmd_ctx
);
5213 return target_configure(&goi
, target
);
5216 static int jim_target_mem2array(Jim_Interp
*interp
,
5217 int argc
, Jim_Obj
*const *argv
)
5219 struct command_context
*cmd_ctx
= current_command_context(interp
);
5221 struct target
*target
= get_current_target(cmd_ctx
);
5222 return target_mem2array(interp
, target
, argc
- 1, argv
+ 1);
5225 static int jim_target_array2mem(Jim_Interp
*interp
,
5226 int argc
, Jim_Obj
*const *argv
)
5228 struct command_context
*cmd_ctx
= current_command_context(interp
);
5230 struct target
*target
= get_current_target(cmd_ctx
);
5231 return target_array2mem(interp
, target
, argc
- 1, argv
+ 1);
5234 static int jim_target_tap_disabled(Jim_Interp
*interp
)
5236 Jim_SetResultFormatted(interp
, "[TAP is disabled]");
5240 static int jim_target_examine(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5242 bool allow_defer
= false;
5245 Jim_GetOpt_Setup(&goi
, interp
, argc
- 1, argv
+ 1);
5247 const char *cmd_name
= Jim_GetString(argv
[0], NULL
);
5248 Jim_SetResultFormatted(goi
.interp
,
5249 "usage: %s ['allow-defer']", cmd_name
);
5253 strcmp(Jim_GetString(argv
[1], NULL
), "allow-defer") == 0) {
5256 int e
= Jim_GetOpt_Obj(&goi
, &obj
);
5262 struct command_context
*cmd_ctx
= current_command_context(interp
);
5264 struct target
*target
= get_current_target(cmd_ctx
);
5265 if (!target
->tap
->enabled
)
5266 return jim_target_tap_disabled(interp
);
5268 if (allow_defer
&& target
->defer_examine
) {
5269 LOG_INFO("Deferring arp_examine of %s", target_name(target
));
5270 LOG_INFO("Use arp_examine command to examine it manually!");
5274 int e
= target
->type
->examine(target
);
5280 static int jim_target_was_examined(Jim_Interp
*interp
, int argc
, Jim_Obj
* const *argv
)
5282 struct command_context
*cmd_ctx
= current_command_context(interp
);
5284 struct target
*target
= get_current_target(cmd_ctx
);
5286 Jim_SetResultBool(interp
, target_was_examined(target
));
5290 static int jim_target_examine_deferred(Jim_Interp
*interp
, int argc
, Jim_Obj
* const *argv
)
5292 struct command_context
*cmd_ctx
= current_command_context(interp
);
5294 struct target
*target
= get_current_target(cmd_ctx
);
5296 Jim_SetResultBool(interp
, target
->defer_examine
);
5300 static int jim_target_halt_gdb(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5303 Jim_WrongNumArgs(interp
, 1, argv
, "[no parameters]");
5306 struct command_context
*cmd_ctx
= current_command_context(interp
);
5308 struct target
*target
= get_current_target(cmd_ctx
);
5310 if (target_call_event_callbacks(target
, TARGET_EVENT_GDB_HALT
) != ERROR_OK
)
5316 static int jim_target_poll(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5319 Jim_WrongNumArgs(interp
, 1, argv
, "[no parameters]");
5322 struct command_context
*cmd_ctx
= current_command_context(interp
);
5324 struct target
*target
= get_current_target(cmd_ctx
);
5325 if (!target
->tap
->enabled
)
5326 return jim_target_tap_disabled(interp
);
5329 if (!(target_was_examined(target
)))
5330 e
= ERROR_TARGET_NOT_EXAMINED
;
5332 e
= target
->type
->poll(target
);
5338 static int jim_target_reset(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5341 Jim_GetOpt_Setup(&goi
, interp
, argc
- 1, argv
+ 1);
5343 if (goi
.argc
!= 2) {
5344 Jim_WrongNumArgs(interp
, 0, argv
,
5345 "([tT]|[fF]|assert|deassert) BOOL");
5350 int e
= Jim_GetOpt_Nvp(&goi
, nvp_assert
, &n
);
5352 Jim_GetOpt_NvpUnknown(&goi
, nvp_assert
, 1);
5355 /* the halt or not param */
5357 e
= Jim_GetOpt_Wide(&goi
, &a
);
5361 struct command_context
*cmd_ctx
= current_command_context(interp
);
5363 struct target
*target
= get_current_target(cmd_ctx
);
5364 if (!target
->tap
->enabled
)
5365 return jim_target_tap_disabled(interp
);
5367 if (!target
->type
->assert_reset
|| !target
->type
->deassert_reset
) {
5368 Jim_SetResultFormatted(interp
,
5369 "No target-specific reset for %s",
5370 target_name(target
));
5374 if (target
->defer_examine
)
5375 target_reset_examined(target
);
5377 /* determine if we should halt or not. */
5378 target
->reset_halt
= !!a
;
5379 /* When this happens - all workareas are invalid. */
5380 target_free_all_working_areas_restore(target
, 0);
5383 if (n
->value
== NVP_ASSERT
)
5384 e
= target
->type
->assert_reset(target
);
5386 e
= target
->type
->deassert_reset(target
);
5387 return (e
== ERROR_OK
) ? JIM_OK
: JIM_ERR
;
5390 static int jim_target_halt(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5393 Jim_WrongNumArgs(interp
, 1, argv
, "[no parameters]");
5396 struct command_context
*cmd_ctx
= current_command_context(interp
);
5398 struct target
*target
= get_current_target(cmd_ctx
);
5399 if (!target
->tap
->enabled
)
5400 return jim_target_tap_disabled(interp
);
5401 int e
= target
->type
->halt(target
);
5402 return (e
== ERROR_OK
) ? JIM_OK
: JIM_ERR
;
5405 static int jim_target_wait_state(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5408 Jim_GetOpt_Setup(&goi
, interp
, argc
- 1, argv
+ 1);
5410 /* params: <name> statename timeoutmsecs */
5411 if (goi
.argc
!= 2) {
5412 const char *cmd_name
= Jim_GetString(argv
[0], NULL
);
5413 Jim_SetResultFormatted(goi
.interp
,
5414 "%s <state_name> <timeout_in_msec>", cmd_name
);
5419 int e
= Jim_GetOpt_Nvp(&goi
, nvp_target_state
, &n
);
5421 Jim_GetOpt_NvpUnknown(&goi
, nvp_target_state
, 1);
5425 e
= Jim_GetOpt_Wide(&goi
, &a
);
5428 struct command_context
*cmd_ctx
= current_command_context(interp
);
5430 struct target
*target
= get_current_target(cmd_ctx
);
5431 if (!target
->tap
->enabled
)
5432 return jim_target_tap_disabled(interp
);
5434 e
= target_wait_state(target
, n
->value
, a
);
5435 if (e
!= ERROR_OK
) {
5436 Jim_Obj
*eObj
= Jim_NewIntObj(interp
, e
);
5437 Jim_SetResultFormatted(goi
.interp
,
5438 "target: %s wait %s fails (%#s) %s",
5439 target_name(target
), n
->name
,
5440 eObj
, target_strerror_safe(e
));
5445 /* List for human, Events defined for this target.
5446 * scripts/programs should use 'name cget -event NAME'
5448 COMMAND_HANDLER(handle_target_event_list
)
5450 struct target
*target
= get_current_target(CMD_CTX
);
5451 struct target_event_action
*teap
= target
->event_action
;
5453 command_print(CMD
, "Event actions for target (%d) %s\n",
5454 target
->target_number
,
5455 target_name(target
));
5456 command_print(CMD
, "%-25s | Body", "Event");
5457 command_print(CMD
, "------------------------- | "
5458 "----------------------------------------");
5460 Jim_Nvp
*opt
= Jim_Nvp_value2name_simple(nvp_target_event
, teap
->event
);
5461 command_print(CMD
, "%-25s | %s",
5462 opt
->name
, Jim_GetString(teap
->body
, NULL
));
5465 command_print(CMD
, "***END***");
5468 static int jim_target_current_state(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5471 Jim_WrongNumArgs(interp
, 1, argv
, "[no parameters]");
5474 struct command_context
*cmd_ctx
= current_command_context(interp
);
5476 struct target
*target
= get_current_target(cmd_ctx
);
5477 Jim_SetResultString(interp
, target_state_name(target
), -1);
5480 static int jim_target_invoke_event(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5483 Jim_GetOpt_Setup(&goi
, interp
, argc
- 1, argv
+ 1);
5484 if (goi
.argc
!= 1) {
5485 const char *cmd_name
= Jim_GetString(argv
[0], NULL
);
5486 Jim_SetResultFormatted(goi
.interp
, "%s <eventname>", cmd_name
);
5490 int e
= Jim_GetOpt_Nvp(&goi
, nvp_target_event
, &n
);
5492 Jim_GetOpt_NvpUnknown(&goi
, nvp_target_event
, 1);
5495 struct command_context
*cmd_ctx
= current_command_context(interp
);
5497 struct target
*target
= get_current_target(cmd_ctx
);
5498 target_handle_event(target
, n
->value
);
5502 static const struct command_registration target_instance_command_handlers
[] = {
5504 .name
= "configure",
5505 .mode
= COMMAND_ANY
,
5506 .jim_handler
= jim_target_configure
,
5507 .help
= "configure a new target for use",
5508 .usage
= "[target_attribute ...]",
5512 .mode
= COMMAND_ANY
,
5513 .jim_handler
= jim_target_configure
,
5514 .help
= "returns the specified target attribute",
5515 .usage
= "target_attribute",
5519 .handler
= handle_mw_command
,
5520 .mode
= COMMAND_EXEC
,
5521 .help
= "Write 64-bit word(s) to target memory",
5522 .usage
= "address data [count]",
5526 .handler
= handle_mw_command
,
5527 .mode
= COMMAND_EXEC
,
5528 .help
= "Write 32-bit word(s) to target memory",
5529 .usage
= "address data [count]",
5533 .handler
= handle_mw_command
,
5534 .mode
= COMMAND_EXEC
,
5535 .help
= "Write 16-bit half-word(s) to target memory",
5536 .usage
= "address data [count]",
5540 .handler
= handle_mw_command
,
5541 .mode
= COMMAND_EXEC
,
5542 .help
= "Write byte(s) to target memory",
5543 .usage
= "address data [count]",
5547 .handler
= handle_md_command
,
5548 .mode
= COMMAND_EXEC
,
5549 .help
= "Display target memory as 64-bit words",
5550 .usage
= "address [count]",
5554 .handler
= handle_md_command
,
5555 .mode
= COMMAND_EXEC
,
5556 .help
= "Display target memory as 32-bit words",
5557 .usage
= "address [count]",
5561 .handler
= handle_md_command
,
5562 .mode
= COMMAND_EXEC
,
5563 .help
= "Display target memory as 16-bit half-words",
5564 .usage
= "address [count]",
5568 .handler
= handle_md_command
,
5569 .mode
= COMMAND_EXEC
,
5570 .help
= "Display target memory as 8-bit bytes",
5571 .usage
= "address [count]",
5574 .name
= "array2mem",
5575 .mode
= COMMAND_EXEC
,
5576 .jim_handler
= jim_target_array2mem
,
5577 .help
= "Writes Tcl array of 8/16/32 bit numbers "
5579 .usage
= "arrayname bitwidth address count",
5582 .name
= "mem2array",
5583 .mode
= COMMAND_EXEC
,
5584 .jim_handler
= jim_target_mem2array
,
5585 .help
= "Loads Tcl array of 8/16/32 bit numbers "
5586 "from target memory",
5587 .usage
= "arrayname bitwidth address count",
5590 .name
= "eventlist",
5591 .handler
= handle_target_event_list
,
5592 .mode
= COMMAND_EXEC
,
5593 .help
= "displays a table of events defined for this target",
5598 .mode
= COMMAND_EXEC
,
5599 .jim_handler
= jim_target_current_state
,
5600 .help
= "displays the current state of this target",
5603 .name
= "arp_examine",
5604 .mode
= COMMAND_EXEC
,
5605 .jim_handler
= jim_target_examine
,
5606 .help
= "used internally for reset processing",
5607 .usage
= "['allow-defer']",
5610 .name
= "was_examined",
5611 .mode
= COMMAND_EXEC
,
5612 .jim_handler
= jim_target_was_examined
,
5613 .help
= "used internally for reset processing",
5616 .name
= "examine_deferred",
5617 .mode
= COMMAND_EXEC
,
5618 .jim_handler
= jim_target_examine_deferred
,
5619 .help
= "used internally for reset processing",
5622 .name
= "arp_halt_gdb",
5623 .mode
= COMMAND_EXEC
,
5624 .jim_handler
= jim_target_halt_gdb
,
5625 .help
= "used internally for reset processing to halt GDB",
5629 .mode
= COMMAND_EXEC
,
5630 .jim_handler
= jim_target_poll
,
5631 .help
= "used internally for reset processing",
5634 .name
= "arp_reset",
5635 .mode
= COMMAND_EXEC
,
5636 .jim_handler
= jim_target_reset
,
5637 .help
= "used internally for reset processing",
5641 .mode
= COMMAND_EXEC
,
5642 .jim_handler
= jim_target_halt
,
5643 .help
= "used internally for reset processing",
5646 .name
= "arp_waitstate",
5647 .mode
= COMMAND_EXEC
,
5648 .jim_handler
= jim_target_wait_state
,
5649 .help
= "used internally for reset processing",
5652 .name
= "invoke-event",
5653 .mode
= COMMAND_EXEC
,
5654 .jim_handler
= jim_target_invoke_event
,
5655 .help
= "invoke handler for specified event",
5656 .usage
= "event_name",
5658 COMMAND_REGISTRATION_DONE
5661 static int target_create(Jim_GetOptInfo
*goi
)
5668 struct target
*target
;
5669 struct command_context
*cmd_ctx
;
5671 cmd_ctx
= current_command_context(goi
->interp
);
5672 assert(cmd_ctx
!= NULL
);
5674 if (goi
->argc
< 3) {
5675 Jim_WrongNumArgs(goi
->interp
, 1, goi
->argv
, "?name? ?type? ..options...");
5680 Jim_GetOpt_Obj(goi
, &new_cmd
);
5681 /* does this command exist? */
5682 cmd
= Jim_GetCommand(goi
->interp
, new_cmd
, JIM_ERRMSG
);
5684 cp
= Jim_GetString(new_cmd
, NULL
);
5685 Jim_SetResultFormatted(goi
->interp
, "Command/target: %s Exists", cp
);
5690 e
= Jim_GetOpt_String(goi
, &cp
, NULL
);
5693 struct transport
*tr
= get_current_transport();
5694 if (tr
->override_target
) {
5695 e
= tr
->override_target(&cp
);
5696 if (e
!= ERROR_OK
) {
5697 LOG_ERROR("The selected transport doesn't support this target");
5700 LOG_INFO("The selected transport took over low-level target control. The results might differ compared to plain JTAG/SWD");
5702 /* now does target type exist */
5703 for (x
= 0 ; target_types
[x
] ; x
++) {
5704 if (0 == strcmp(cp
, target_types
[x
]->name
)) {
5709 if (target_types
[x
] == NULL
) {
5710 Jim_SetResultFormatted(goi
->interp
, "Unknown target type %s, try one of ", cp
);
5711 for (x
= 0 ; target_types
[x
] ; x
++) {
5712 if (target_types
[x
+ 1]) {
5713 Jim_AppendStrings(goi
->interp
,
5714 Jim_GetResult(goi
->interp
),
5715 target_types
[x
]->name
,
5718 Jim_AppendStrings(goi
->interp
,
5719 Jim_GetResult(goi
->interp
),
5721 target_types
[x
]->name
, NULL
);
5728 target
= calloc(1, sizeof(struct target
));
5730 LOG_ERROR("Out of memory");
5734 /* set target number */
5735 target
->target_number
= new_target_number();
5737 /* allocate memory for each unique target type */
5738 target
->type
= malloc(sizeof(struct target_type
));
5739 if (!target
->type
) {
5740 LOG_ERROR("Out of memory");
5745 memcpy(target
->type
, target_types
[x
], sizeof(struct target_type
));
5747 /* default to first core, override with -coreid */
5750 target
->working_area
= 0x0;
5751 target
->working_area_size
= 0x0;
5752 target
->working_areas
= NULL
;
5753 target
->backup_working_area
= 0;
5755 target
->state
= TARGET_UNKNOWN
;
5756 target
->debug_reason
= DBG_REASON_UNDEFINED
;
5757 target
->reg_cache
= NULL
;
5758 target
->breakpoints
= NULL
;
5759 target
->watchpoints
= NULL
;
5760 target
->next
= NULL
;
5761 target
->arch_info
= NULL
;
5763 target
->verbose_halt_msg
= true;
5765 target
->halt_issued
= false;
5767 /* initialize trace information */
5768 target
->trace_info
= calloc(1, sizeof(struct trace
));
5769 if (!target
->trace_info
) {
5770 LOG_ERROR("Out of memory");
5776 target
->dbgmsg
= NULL
;
5777 target
->dbg_msg_enabled
= 0;
5779 target
->endianness
= TARGET_ENDIAN_UNKNOWN
;
5781 target
->rtos
= NULL
;
5782 target
->rtos_auto_detect
= false;
5784 target
->gdb_port_override
= NULL
;
5785 target
->gdb_max_connections
= 1;
5787 /* Do the rest as "configure" options */
5788 goi
->isconfigure
= 1;
5789 e
= target_configure(goi
, target
);
5792 if (target
->has_dap
) {
5793 if (!target
->dap_configured
) {
5794 Jim_SetResultString(goi
->interp
, "-dap ?name? required when creating target", -1);
5798 if (!target
->tap_configured
) {
5799 Jim_SetResultString(goi
->interp
, "-chain-position ?name? required when creating target", -1);
5803 /* tap must be set after target was configured */
5804 if (target
->tap
== NULL
)
5809 rtos_destroy(target
);
5810 free(target
->gdb_port_override
);
5811 free(target
->trace_info
);
5817 if (target
->endianness
== TARGET_ENDIAN_UNKNOWN
) {
5818 /* default endian to little if not specified */
5819 target
->endianness
= TARGET_LITTLE_ENDIAN
;
5822 cp
= Jim_GetString(new_cmd
, NULL
);
5823 target
->cmd_name
= strdup(cp
);
5824 if (!target
->cmd_name
) {
5825 LOG_ERROR("Out of memory");
5826 rtos_destroy(target
);
5827 free(target
->gdb_port_override
);
5828 free(target
->trace_info
);
5834 if (target
->type
->target_create
) {
5835 e
= (*(target
->type
->target_create
))(target
, goi
->interp
);
5836 if (e
!= ERROR_OK
) {
5837 LOG_DEBUG("target_create failed");
5838 free(target
->cmd_name
);
5839 rtos_destroy(target
);
5840 free(target
->gdb_port_override
);
5841 free(target
->trace_info
);
5848 /* create the target specific commands */
5849 if (target
->type
->commands
) {
5850 e
= register_commands(cmd_ctx
, NULL
, target
->type
->commands
);
5852 LOG_ERROR("unable to register '%s' commands", cp
);
5855 /* now - create the new target name command */
5856 const struct command_registration target_subcommands
[] = {
5858 .chain
= target_instance_command_handlers
,
5861 .chain
= target
->type
->commands
,
5863 COMMAND_REGISTRATION_DONE
5865 const struct command_registration target_commands
[] = {
5868 .mode
= COMMAND_ANY
,
5869 .help
= "target command group",
5871 .chain
= target_subcommands
,
5873 COMMAND_REGISTRATION_DONE
5875 e
= register_commands_override_target(cmd_ctx
, NULL
, target_commands
, target
);
5876 if (e
!= ERROR_OK
) {
5877 if (target
->type
->deinit_target
)
5878 target
->type
->deinit_target(target
);
5879 free(target
->cmd_name
);
5880 rtos_destroy(target
);
5881 free(target
->gdb_port_override
);
5882 free(target
->trace_info
);
5888 /* append to end of list */
5889 append_to_list_all_targets(target
);
5891 cmd_ctx
->current_target
= target
;
5895 static int jim_target_current(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5898 Jim_WrongNumArgs(interp
, 1, argv
, "Too many parameters");
5901 struct command_context
*cmd_ctx
= current_command_context(interp
);
5902 assert(cmd_ctx
!= NULL
);
5904 struct target
*target
= get_current_target_or_null(cmd_ctx
);
5906 Jim_SetResultString(interp
, target_name(target
), -1);
5910 static int jim_target_types(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5913 Jim_WrongNumArgs(interp
, 1, argv
, "Too many parameters");
5916 Jim_SetResult(interp
, Jim_NewListObj(interp
, NULL
, 0));
5917 for (unsigned x
= 0; NULL
!= target_types
[x
]; x
++) {
5918 Jim_ListAppendElement(interp
, Jim_GetResult(interp
),
5919 Jim_NewStringObj(interp
, target_types
[x
]->name
, -1));
5924 static int jim_target_names(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5927 Jim_WrongNumArgs(interp
, 1, argv
, "Too many parameters");
5930 Jim_SetResult(interp
, Jim_NewListObj(interp
, NULL
, 0));
5931 struct target
*target
= all_targets
;
5933 Jim_ListAppendElement(interp
, Jim_GetResult(interp
),
5934 Jim_NewStringObj(interp
, target_name(target
), -1));
5935 target
= target
->next
;
5940 static int jim_target_smp(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5943 const char *targetname
;
5945 struct target
*target
= (struct target
*) NULL
;
5946 struct target_list
*head
, *curr
, *new;
5947 curr
= (struct target_list
*) NULL
;
5948 head
= (struct target_list
*) NULL
;
5951 LOG_DEBUG("%d", argc
);
5952 /* argv[1] = target to associate in smp
5953 * argv[2] = target to associate in smp
5957 for (i
= 1; i
< argc
; i
++) {
5959 targetname
= Jim_GetString(argv
[i
], &len
);
5960 target
= get_target(targetname
);
5961 LOG_DEBUG("%s ", targetname
);
5963 new = malloc(sizeof(struct target_list
));
5964 new->target
= target
;
5965 new->next
= (struct target_list
*)NULL
;
5966 if (head
== (struct target_list
*)NULL
) {
5975 /* now parse the list of cpu and put the target in smp mode*/
5978 while (curr
!= (struct target_list
*)NULL
) {
5979 target
= curr
->target
;
5981 target
->head
= head
;
5985 if (target
&& target
->rtos
)
5986 retval
= rtos_smp_init(head
->target
);
5992 static int jim_target_create(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5995 Jim_GetOpt_Setup(&goi
, interp
, argc
- 1, argv
+ 1);
5997 Jim_WrongNumArgs(goi
.interp
, goi
.argc
, goi
.argv
,
5998 "<name> <target_type> [<target_options> ...]");
6001 return target_create(&goi
);
6004 static const struct command_registration target_subcommand_handlers
[] = {
6007 .mode
= COMMAND_CONFIG
,
6008 .handler
= handle_target_init_command
,
6009 .help
= "initialize targets",
6014 .mode
= COMMAND_CONFIG
,
6015 .jim_handler
= jim_target_create
,
6016 .usage
= "name type '-chain-position' name [options ...]",
6017 .help
= "Creates and selects a new target",
6021 .mode
= COMMAND_ANY
,
6022 .jim_handler
= jim_target_current
,
6023 .help
= "Returns the currently selected target",
6027 .mode
= COMMAND_ANY
,
6028 .jim_handler
= jim_target_types
,
6029 .help
= "Returns the available target types as "
6030 "a list of strings",
6034 .mode
= COMMAND_ANY
,
6035 .jim_handler
= jim_target_names
,
6036 .help
= "Returns the names of all targets as a list of strings",
6040 .mode
= COMMAND_ANY
,
6041 .jim_handler
= jim_target_smp
,
6042 .usage
= "targetname1 targetname2 ...",
6043 .help
= "gather several target in a smp list"
6046 COMMAND_REGISTRATION_DONE
6050 target_addr_t address
;
6056 static int fastload_num
;
6057 static struct FastLoad
*fastload
;
6059 static void free_fastload(void)
6061 if (fastload
!= NULL
) {
6062 for (int i
= 0; i
< fastload_num
; i
++)
6063 free(fastload
[i
].data
);
6069 COMMAND_HANDLER(handle_fast_load_image_command
)
6073 uint32_t image_size
;
6074 target_addr_t min_address
= 0;
6075 target_addr_t max_address
= -1;
6079 int retval
= CALL_COMMAND_HANDLER(parse_load_image_command_CMD_ARGV
,
6080 &image
, &min_address
, &max_address
);
6081 if (ERROR_OK
!= retval
)
6084 struct duration bench
;
6085 duration_start(&bench
);
6087 retval
= image_open(&image
, CMD_ARGV
[0], (CMD_ARGC
>= 3) ? CMD_ARGV
[2] : NULL
);
6088 if (retval
!= ERROR_OK
)
6093 fastload_num
= image
.num_sections
;
6094 fastload
= malloc(sizeof(struct FastLoad
)*image
.num_sections
);
6095 if (fastload
== NULL
) {
6096 command_print(CMD
, "out of memory");
6097 image_close(&image
);
6100 memset(fastload
, 0, sizeof(struct FastLoad
)*image
.num_sections
);
6101 for (unsigned int i
= 0; i
< image
.num_sections
; i
++) {
6102 buffer
= malloc(image
.sections
[i
].size
);
6103 if (buffer
== NULL
) {
6104 command_print(CMD
, "error allocating buffer for section (%d bytes)",
6105 (int)(image
.sections
[i
].size
));
6106 retval
= ERROR_FAIL
;
6110 retval
= image_read_section(&image
, i
, 0x0, image
.sections
[i
].size
, buffer
, &buf_cnt
);
6111 if (retval
!= ERROR_OK
) {
6116 uint32_t offset
= 0;
6117 uint32_t length
= buf_cnt
;
6119 /* DANGER!!! beware of unsigned comparison here!!! */
6121 if ((image
.sections
[i
].base_address
+ buf_cnt
>= min_address
) &&
6122 (image
.sections
[i
].base_address
< max_address
)) {
6123 if (image
.sections
[i
].base_address
< min_address
) {
6124 /* clip addresses below */
6125 offset
+= min_address
-image
.sections
[i
].base_address
;
6129 if (image
.sections
[i
].base_address
+ buf_cnt
> max_address
)
6130 length
-= (image
.sections
[i
].base_address
+ buf_cnt
)-max_address
;
6132 fastload
[i
].address
= image
.sections
[i
].base_address
+ offset
;
6133 fastload
[i
].data
= malloc(length
);
6134 if (fastload
[i
].data
== NULL
) {
6136 command_print(CMD
, "error allocating buffer for section (%" PRIu32
" bytes)",
6138 retval
= ERROR_FAIL
;
6141 memcpy(fastload
[i
].data
, buffer
+ offset
, length
);
6142 fastload
[i
].length
= length
;
6144 image_size
+= length
;
6145 command_print(CMD
, "%u bytes written at address 0x%8.8x",
6146 (unsigned int)length
,
6147 ((unsigned int)(image
.sections
[i
].base_address
+ offset
)));
6153 if ((ERROR_OK
== retval
) && (duration_measure(&bench
) == ERROR_OK
)) {
6154 command_print(CMD
, "Loaded %" PRIu32
" bytes "
6155 "in %fs (%0.3f KiB/s)", image_size
,
6156 duration_elapsed(&bench
), duration_kbps(&bench
, image_size
));
6159 "WARNING: image has not been loaded to target!"
6160 "You can issue a 'fast_load' to finish loading.");
6163 image_close(&image
);
6165 if (retval
!= ERROR_OK
)
6171 COMMAND_HANDLER(handle_fast_load_command
)
6174 return ERROR_COMMAND_SYNTAX_ERROR
;
6175 if (fastload
== NULL
) {
6176 LOG_ERROR("No image in memory");
6180 int64_t ms
= timeval_ms();
6182 int retval
= ERROR_OK
;
6183 for (i
= 0; i
< fastload_num
; i
++) {
6184 struct target
*target
= get_current_target(CMD_CTX
);
6185 command_print(CMD
, "Write to 0x%08x, length 0x%08x",
6186 (unsigned int)(fastload
[i
].address
),
6187 (unsigned int)(fastload
[i
].length
));
6188 retval
= target_write_buffer(target
, fastload
[i
].address
, fastload
[i
].length
, fastload
[i
].data
);
6189 if (retval
!= ERROR_OK
)
6191 size
+= fastload
[i
].length
;
6193 if (retval
== ERROR_OK
) {
6194 int64_t after
= timeval_ms();
6195 command_print(CMD
, "Loaded image %f kBytes/s", (float)(size
/1024.0)/((float)(after
-ms
)/1000.0));
6200 static const struct command_registration target_command_handlers
[] = {
6203 .handler
= handle_targets_command
,
6204 .mode
= COMMAND_ANY
,
6205 .help
= "change current default target (one parameter) "
6206 "or prints table of all targets (no parameters)",
6207 .usage
= "[target]",
6211 .mode
= COMMAND_CONFIG
,
6212 .help
= "configure target",
6213 .chain
= target_subcommand_handlers
,
6216 COMMAND_REGISTRATION_DONE
6219 int target_register_commands(struct command_context
*cmd_ctx
)
6221 return register_commands(cmd_ctx
, NULL
, target_command_handlers
);
6224 static bool target_reset_nag
= true;
6226 bool get_target_reset_nag(void)
6228 return target_reset_nag
;
6231 COMMAND_HANDLER(handle_target_reset_nag
)
6233 return CALL_COMMAND_HANDLER(handle_command_parse_bool
,
6234 &target_reset_nag
, "Nag after each reset about options to improve "
6238 COMMAND_HANDLER(handle_ps_command
)
6240 struct target
*target
= get_current_target(CMD_CTX
);
6242 if (target
->state
!= TARGET_HALTED
) {
6243 LOG_INFO("target not halted !!");
6247 if ((target
->rtos
) && (target
->rtos
->type
)
6248 && (target
->rtos
->type
->ps_command
)) {
6249 display
= target
->rtos
->type
->ps_command(target
);
6250 command_print(CMD
, "%s", display
);
6255 return ERROR_TARGET_FAILURE
;
6259 static void binprint(struct command_invocation
*cmd
, const char *text
, const uint8_t *buf
, int size
)
6262 command_print_sameline(cmd
, "%s", text
);
6263 for (int i
= 0; i
< size
; i
++)
6264 command_print_sameline(cmd
, " %02x", buf
[i
]);
6265 command_print(cmd
, " ");
6268 COMMAND_HANDLER(handle_test_mem_access_command
)
6270 struct target
*target
= get_current_target(CMD_CTX
);
6272 int retval
= ERROR_OK
;
6274 if (target
->state
!= TARGET_HALTED
) {
6275 LOG_INFO("target not halted !!");
6280 return ERROR_COMMAND_SYNTAX_ERROR
;
6282 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], test_size
);
6285 size_t num_bytes
= test_size
+ 4;
6287 struct working_area
*wa
= NULL
;
6288 retval
= target_alloc_working_area(target
, num_bytes
, &wa
);
6289 if (retval
!= ERROR_OK
) {
6290 LOG_ERROR("Not enough working area");
6294 uint8_t *test_pattern
= malloc(num_bytes
);
6296 for (size_t i
= 0; i
< num_bytes
; i
++)
6297 test_pattern
[i
] = rand();
6299 retval
= target_write_memory(target
, wa
->address
, 1, num_bytes
, test_pattern
);
6300 if (retval
!= ERROR_OK
) {
6301 LOG_ERROR("Test pattern write failed");
6305 for (int host_offset
= 0; host_offset
<= 1; host_offset
++) {
6306 for (int size
= 1; size
<= 4; size
*= 2) {
6307 for (int offset
= 0; offset
< 4; offset
++) {
6308 uint32_t count
= test_size
/ size
;
6309 size_t host_bufsiz
= (count
+ 2) * size
+ host_offset
;
6310 uint8_t *read_ref
= malloc(host_bufsiz
);
6311 uint8_t *read_buf
= malloc(host_bufsiz
);
6313 for (size_t i
= 0; i
< host_bufsiz
; i
++) {
6314 read_ref
[i
] = rand();
6315 read_buf
[i
] = read_ref
[i
];
6317 command_print_sameline(CMD
,
6318 "Test read %" PRIu32
" x %d @ %d to %saligned buffer: ", count
,
6319 size
, offset
, host_offset
? "un" : "");
6321 struct duration bench
;
6322 duration_start(&bench
);
6324 retval
= target_read_memory(target
, wa
->address
+ offset
, size
, count
,
6325 read_buf
+ size
+ host_offset
);
6327 duration_measure(&bench
);
6329 if (retval
== ERROR_TARGET_UNALIGNED_ACCESS
) {
6330 command_print(CMD
, "Unsupported alignment");
6332 } else if (retval
!= ERROR_OK
) {
6333 command_print(CMD
, "Memory read failed");
6337 /* replay on host */
6338 memcpy(read_ref
+ size
+ host_offset
, test_pattern
+ offset
, count
* size
);
6341 int result
= memcmp(read_ref
, read_buf
, host_bufsiz
);
6343 command_print(CMD
, "Pass in %fs (%0.3f KiB/s)",
6344 duration_elapsed(&bench
),
6345 duration_kbps(&bench
, count
* size
));
6347 command_print(CMD
, "Compare failed");
6348 binprint(CMD
, "ref:", read_ref
, host_bufsiz
);
6349 binprint(CMD
, "buf:", read_buf
, host_bufsiz
);
6362 target_free_working_area(target
, wa
);
6365 num_bytes
= test_size
+ 4 + 4 + 4;
6367 retval
= target_alloc_working_area(target
, num_bytes
, &wa
);
6368 if (retval
!= ERROR_OK
) {
6369 LOG_ERROR("Not enough working area");
6373 test_pattern
= malloc(num_bytes
);
6375 for (size_t i
= 0; i
< num_bytes
; i
++)
6376 test_pattern
[i
] = rand();
6378 for (int host_offset
= 0; host_offset
<= 1; host_offset
++) {
6379 for (int size
= 1; size
<= 4; size
*= 2) {
6380 for (int offset
= 0; offset
< 4; offset
++) {
6381 uint32_t count
= test_size
/ size
;
6382 size_t host_bufsiz
= count
* size
+ host_offset
;
6383 uint8_t *read_ref
= malloc(num_bytes
);
6384 uint8_t *read_buf
= malloc(num_bytes
);
6385 uint8_t *write_buf
= malloc(host_bufsiz
);
6387 for (size_t i
= 0; i
< host_bufsiz
; i
++)
6388 write_buf
[i
] = rand();
6389 command_print_sameline(CMD
,
6390 "Test write %" PRIu32
" x %d @ %d from %saligned buffer: ", count
,
6391 size
, offset
, host_offset
? "un" : "");
6393 retval
= target_write_memory(target
, wa
->address
, 1, num_bytes
, test_pattern
);
6394 if (retval
!= ERROR_OK
) {
6395 command_print(CMD
, "Test pattern write failed");
6399 /* replay on host */
6400 memcpy(read_ref
, test_pattern
, num_bytes
);
6401 memcpy(read_ref
+ size
+ offset
, write_buf
+ host_offset
, count
* size
);
6403 struct duration bench
;
6404 duration_start(&bench
);
6406 retval
= target_write_memory(target
, wa
->address
+ size
+ offset
, size
, count
,
6407 write_buf
+ host_offset
);
6409 duration_measure(&bench
);
6411 if (retval
== ERROR_TARGET_UNALIGNED_ACCESS
) {
6412 command_print(CMD
, "Unsupported alignment");
6414 } else if (retval
!= ERROR_OK
) {
6415 command_print(CMD
, "Memory write failed");
6420 retval
= target_read_memory(target
, wa
->address
, 1, num_bytes
, read_buf
);
6421 if (retval
!= ERROR_OK
) {
6422 command_print(CMD
, "Test pattern write failed");
6427 int result
= memcmp(read_ref
, read_buf
, num_bytes
);
6429 command_print(CMD
, "Pass in %fs (%0.3f KiB/s)",
6430 duration_elapsed(&bench
),
6431 duration_kbps(&bench
, count
* size
));
6433 command_print(CMD
, "Compare failed");
6434 binprint(CMD
, "ref:", read_ref
, num_bytes
);
6435 binprint(CMD
, "buf:", read_buf
, num_bytes
);
6447 target_free_working_area(target
, wa
);
6451 static const struct command_registration target_exec_command_handlers
[] = {
6453 .name
= "fast_load_image",
6454 .handler
= handle_fast_load_image_command
,
6455 .mode
= COMMAND_ANY
,
6456 .help
= "Load image into server memory for later use by "
6457 "fast_load; primarily for profiling",
6458 .usage
= "filename address ['bin'|'ihex'|'elf'|'s19'] "
6459 "[min_address [max_length]]",
6462 .name
= "fast_load",
6463 .handler
= handle_fast_load_command
,
6464 .mode
= COMMAND_EXEC
,
6465 .help
= "loads active fast load image to current target "
6466 "- mainly for profiling purposes",
6471 .handler
= handle_profile_command
,
6472 .mode
= COMMAND_EXEC
,
6473 .usage
= "seconds filename [start end]",
6474 .help
= "profiling samples the CPU PC",
6476 /** @todo don't register virt2phys() unless target supports it */
6478 .name
= "virt2phys",
6479 .handler
= handle_virt2phys_command
,
6480 .mode
= COMMAND_ANY
,
6481 .help
= "translate a virtual address into a physical address",
6482 .usage
= "virtual_address",
6486 .handler
= handle_reg_command
,
6487 .mode
= COMMAND_EXEC
,
6488 .help
= "display (reread from target with \"force\") or set a register; "
6489 "with no arguments, displays all registers and their values",
6490 .usage
= "[(register_number|register_name) [(value|'force')]]",
6494 .handler
= handle_poll_command
,
6495 .mode
= COMMAND_EXEC
,
6496 .help
= "poll target state; or reconfigure background polling",
6497 .usage
= "['on'|'off']",
6500 .name
= "wait_halt",
6501 .handler
= handle_wait_halt_command
,
6502 .mode
= COMMAND_EXEC
,
6503 .help
= "wait up to the specified number of milliseconds "
6504 "(default 5000) for a previously requested halt",
6505 .usage
= "[milliseconds]",
6509 .handler
= handle_halt_command
,
6510 .mode
= COMMAND_EXEC
,
6511 .help
= "request target to halt, then wait up to the specified "
6512 "number of milliseconds (default 5000) for it to complete",
6513 .usage
= "[milliseconds]",
6517 .handler
= handle_resume_command
,
6518 .mode
= COMMAND_EXEC
,
6519 .help
= "resume target execution from current PC or address",
6520 .usage
= "[address]",
6524 .handler
= handle_reset_command
,
6525 .mode
= COMMAND_EXEC
,
6526 .usage
= "[run|halt|init]",
6527 .help
= "Reset all targets into the specified mode. "
6528 "Default reset mode is run, if not given.",
6531 .name
= "soft_reset_halt",
6532 .handler
= handle_soft_reset_halt_command
,
6533 .mode
= COMMAND_EXEC
,
6535 .help
= "halt the target and do a soft reset",
6539 .handler
= handle_step_command
,
6540 .mode
= COMMAND_EXEC
,
6541 .help
= "step one instruction from current PC or address",
6542 .usage
= "[address]",
6546 .handler
= handle_md_command
,
6547 .mode
= COMMAND_EXEC
,
6548 .help
= "display memory double-words",
6549 .usage
= "['phys'] address [count]",
6553 .handler
= handle_md_command
,
6554 .mode
= COMMAND_EXEC
,
6555 .help
= "display memory words",
6556 .usage
= "['phys'] address [count]",
6560 .handler
= handle_md_command
,
6561 .mode
= COMMAND_EXEC
,
6562 .help
= "display memory half-words",
6563 .usage
= "['phys'] address [count]",
6567 .handler
= handle_md_command
,
6568 .mode
= COMMAND_EXEC
,
6569 .help
= "display memory bytes",
6570 .usage
= "['phys'] address [count]",
6574 .handler
= handle_mw_command
,
6575 .mode
= COMMAND_EXEC
,
6576 .help
= "write memory double-word",
6577 .usage
= "['phys'] address value [count]",
6581 .handler
= handle_mw_command
,
6582 .mode
= COMMAND_EXEC
,
6583 .help
= "write memory word",
6584 .usage
= "['phys'] address value [count]",
6588 .handler
= handle_mw_command
,
6589 .mode
= COMMAND_EXEC
,
6590 .help
= "write memory half-word",
6591 .usage
= "['phys'] address value [count]",
6595 .handler
= handle_mw_command
,
6596 .mode
= COMMAND_EXEC
,
6597 .help
= "write memory byte",
6598 .usage
= "['phys'] address value [count]",
6602 .handler
= handle_bp_command
,
6603 .mode
= COMMAND_EXEC
,
6604 .help
= "list or set hardware or software breakpoint",
6605 .usage
= "[<address> [<asid>] <length> ['hw'|'hw_ctx']]",
6609 .handler
= handle_rbp_command
,
6610 .mode
= COMMAND_EXEC
,
6611 .help
= "remove breakpoint",
6612 .usage
= "'all' | address",
6616 .handler
= handle_wp_command
,
6617 .mode
= COMMAND_EXEC
,
6618 .help
= "list (no params) or create watchpoints",
6619 .usage
= "[address length [('r'|'w'|'a') value [mask]]]",
6623 .handler
= handle_rwp_command
,
6624 .mode
= COMMAND_EXEC
,
6625 .help
= "remove watchpoint",
6629 .name
= "load_image",
6630 .handler
= handle_load_image_command
,
6631 .mode
= COMMAND_EXEC
,
6632 .usage
= "filename address ['bin'|'ihex'|'elf'|'s19'] "
6633 "[min_address] [max_length]",
6636 .name
= "dump_image",
6637 .handler
= handle_dump_image_command
,
6638 .mode
= COMMAND_EXEC
,
6639 .usage
= "filename address size",
6642 .name
= "verify_image_checksum",
6643 .handler
= handle_verify_image_checksum_command
,
6644 .mode
= COMMAND_EXEC
,
6645 .usage
= "filename [offset [type]]",
6648 .name
= "verify_image",
6649 .handler
= handle_verify_image_command
,
6650 .mode
= COMMAND_EXEC
,
6651 .usage
= "filename [offset [type]]",
6654 .name
= "test_image",
6655 .handler
= handle_test_image_command
,
6656 .mode
= COMMAND_EXEC
,
6657 .usage
= "filename [offset [type]]",
6660 .name
= "mem2array",
6661 .mode
= COMMAND_EXEC
,
6662 .jim_handler
= jim_mem2array
,
6663 .help
= "read 8/16/32 bit memory and return as a TCL array "
6664 "for script processing",
6665 .usage
= "arrayname bitwidth address count",
6668 .name
= "array2mem",
6669 .mode
= COMMAND_EXEC
,
6670 .jim_handler
= jim_array2mem
,
6671 .help
= "convert a TCL array to memory locations "
6672 "and write the 8/16/32 bit values",
6673 .usage
= "arrayname bitwidth address count",
6676 .name
= "reset_nag",
6677 .handler
= handle_target_reset_nag
,
6678 .mode
= COMMAND_ANY
,
6679 .help
= "Nag after each reset about options that could have been "
6680 "enabled to improve performance. ",
6681 .usage
= "['enable'|'disable']",
6685 .handler
= handle_ps_command
,
6686 .mode
= COMMAND_EXEC
,
6687 .help
= "list all tasks ",
6691 .name
= "test_mem_access",
6692 .handler
= handle_test_mem_access_command
,
6693 .mode
= COMMAND_EXEC
,
6694 .help
= "Test the target's memory access functions",
6698 COMMAND_REGISTRATION_DONE
6700 static int target_register_user_commands(struct command_context
*cmd_ctx
)
6702 int retval
= ERROR_OK
;
6703 retval
= target_request_register_commands(cmd_ctx
);
6704 if (retval
!= ERROR_OK
)
6707 retval
= trace_register_commands(cmd_ctx
);
6708 if (retval
!= ERROR_OK
)
6712 return register_commands(cmd_ctx
, NULL
, target_exec_command_handlers
);