1 /***************************************************************************
2 * Copyright (C) 2005 by Dominic Rath *
3 * Dominic.Rath@gmx.de *
5 * Copyright (C) 2007-2010 Øyvind Harboe *
6 * oyvind.harboe@zylin.com *
8 * Copyright (C) 2008, Duane Ellis *
9 * openocd@duaneeellis.com *
11 * Copyright (C) 2008 by Spencer Oliver *
12 * spen@spen-soft.co.uk *
14 * Copyright (C) 2008 by Rick Altherr *
15 * kc8apf@kc8apf.net> *
17 * Copyright (C) 2011 by Broadcom Corporation *
18 * Evan Hunter - ehunter@broadcom.com *
20 * Copyright (C) ST-Ericsson SA 2011 *
21 * michel.jaouen@stericsson.com : smp minimum support *
23 * Copyright (C) 2011 Andreas Fritiofson *
24 * andreas.fritiofson@gmail.com *
26 * This program is free software; you can redistribute it and/or modify *
27 * it under the terms of the GNU General Public License as published by *
28 * the Free Software Foundation; either version 2 of the License, or *
29 * (at your option) any later version. *
31 * This program is distributed in the hope that it will be useful, *
32 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
33 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
34 * GNU General Public License for more details. *
36 * You should have received a copy of the GNU General Public License *
37 * along with this program. If not, see <http://www.gnu.org/licenses/>. *
38 ***************************************************************************/
44 #include <helper/align.h>
45 #include <helper/time_support.h>
46 #include <jtag/jtag.h>
47 #include <flash/nor/core.h>
50 #include "target_type.h"
51 #include "target_request.h"
52 #include "breakpoints.h"
56 #include "rtos/rtos.h"
57 #include "transport/transport.h"
60 /* default halt wait timeout (ms) */
61 #define DEFAULT_HALT_TIMEOUT 5000
63 static int target_read_buffer_default(struct target
*target
, target_addr_t address
,
64 uint32_t count
, uint8_t *buffer
);
65 static int target_write_buffer_default(struct target
*target
, target_addr_t address
,
66 uint32_t count
, const uint8_t *buffer
);
67 static int target_array2mem(Jim_Interp
*interp
, struct target
*target
,
68 int argc
, Jim_Obj
* const *argv
);
69 static int target_mem2array(Jim_Interp
*interp
, struct target
*target
,
70 int argc
, Jim_Obj
* const *argv
);
71 static int target_register_user_commands(struct command_context
*cmd_ctx
);
72 static int target_get_gdb_fileio_info_default(struct target
*target
,
73 struct gdb_fileio_info
*fileio_info
);
74 static int target_gdb_fileio_end_default(struct target
*target
, int retcode
,
75 int fileio_errno
, bool ctrl_c
);
78 extern struct target_type arm7tdmi_target
;
79 extern struct target_type arm720t_target
;
80 extern struct target_type arm9tdmi_target
;
81 extern struct target_type arm920t_target
;
82 extern struct target_type arm966e_target
;
83 extern struct target_type arm946e_target
;
84 extern struct target_type arm926ejs_target
;
85 extern struct target_type fa526_target
;
86 extern struct target_type feroceon_target
;
87 extern struct target_type dragonite_target
;
88 extern struct target_type xscale_target
;
89 extern struct target_type cortexm_target
;
90 extern struct target_type cortexa_target
;
91 extern struct target_type aarch64_target
;
92 extern struct target_type cortexr4_target
;
93 extern struct target_type arm11_target
;
94 extern struct target_type ls1_sap_target
;
95 extern struct target_type mips_m4k_target
;
96 extern struct target_type mips_mips64_target
;
97 extern struct target_type avr_target
;
98 extern struct target_type dsp563xx_target
;
99 extern struct target_type dsp5680xx_target
;
100 extern struct target_type testee_target
;
101 extern struct target_type avr32_ap7k_target
;
102 extern struct target_type hla_target
;
103 extern struct target_type nds32_v2_target
;
104 extern struct target_type nds32_v3_target
;
105 extern struct target_type nds32_v3m_target
;
106 extern struct target_type or1k_target
;
107 extern struct target_type quark_x10xx_target
;
108 extern struct target_type quark_d20xx_target
;
109 extern struct target_type stm8_target
;
110 extern struct target_type riscv_target
;
111 extern struct target_type mem_ap_target
;
112 extern struct target_type esirisc_target
;
113 extern struct target_type arcv2_target
;
115 static struct target_type
*target_types
[] = {
155 struct target
*all_targets
;
156 static struct target_event_callback
*target_event_callbacks
;
157 static struct target_timer_callback
*target_timer_callbacks
;
158 static int64_t target_timer_next_event_value
;
159 static LIST_HEAD(target_reset_callback_list
);
160 static LIST_HEAD(target_trace_callback_list
);
161 static const int polling_interval
= TARGET_DEFAULT_POLLING_INTERVAL
;
163 static const struct jim_nvp nvp_assert
[] = {
164 { .name
= "assert", NVP_ASSERT
},
165 { .name
= "deassert", NVP_DEASSERT
},
166 { .name
= "T", NVP_ASSERT
},
167 { .name
= "F", NVP_DEASSERT
},
168 { .name
= "t", NVP_ASSERT
},
169 { .name
= "f", NVP_DEASSERT
},
170 { .name
= NULL
, .value
= -1 }
173 static const struct jim_nvp nvp_error_target
[] = {
174 { .value
= ERROR_TARGET_INVALID
, .name
= "err-invalid" },
175 { .value
= ERROR_TARGET_INIT_FAILED
, .name
= "err-init-failed" },
176 { .value
= ERROR_TARGET_TIMEOUT
, .name
= "err-timeout" },
177 { .value
= ERROR_TARGET_NOT_HALTED
, .name
= "err-not-halted" },
178 { .value
= ERROR_TARGET_FAILURE
, .name
= "err-failure" },
179 { .value
= ERROR_TARGET_UNALIGNED_ACCESS
, .name
= "err-unaligned-access" },
180 { .value
= ERROR_TARGET_DATA_ABORT
, .name
= "err-data-abort" },
181 { .value
= ERROR_TARGET_RESOURCE_NOT_AVAILABLE
, .name
= "err-resource-not-available" },
182 { .value
= ERROR_TARGET_TRANSLATION_FAULT
, .name
= "err-translation-fault" },
183 { .value
= ERROR_TARGET_NOT_RUNNING
, .name
= "err-not-running" },
184 { .value
= ERROR_TARGET_NOT_EXAMINED
, .name
= "err-not-examined" },
185 { .value
= -1, .name
= NULL
}
188 static const char *target_strerror_safe(int err
)
190 const struct jim_nvp
*n
;
192 n
= jim_nvp_value2name_simple(nvp_error_target
, err
);
199 static const struct jim_nvp nvp_target_event
[] = {
201 { .value
= TARGET_EVENT_GDB_HALT
, .name
= "gdb-halt" },
202 { .value
= TARGET_EVENT_HALTED
, .name
= "halted" },
203 { .value
= TARGET_EVENT_RESUMED
, .name
= "resumed" },
204 { .value
= TARGET_EVENT_RESUME_START
, .name
= "resume-start" },
205 { .value
= TARGET_EVENT_RESUME_END
, .name
= "resume-end" },
206 { .value
= TARGET_EVENT_STEP_START
, .name
= "step-start" },
207 { .value
= TARGET_EVENT_STEP_END
, .name
= "step-end" },
209 { .name
= "gdb-start", .value
= TARGET_EVENT_GDB_START
},
210 { .name
= "gdb-end", .value
= TARGET_EVENT_GDB_END
},
212 { .value
= TARGET_EVENT_RESET_START
, .name
= "reset-start" },
213 { .value
= TARGET_EVENT_RESET_ASSERT_PRE
, .name
= "reset-assert-pre" },
214 { .value
= TARGET_EVENT_RESET_ASSERT
, .name
= "reset-assert" },
215 { .value
= TARGET_EVENT_RESET_ASSERT_POST
, .name
= "reset-assert-post" },
216 { .value
= TARGET_EVENT_RESET_DEASSERT_PRE
, .name
= "reset-deassert-pre" },
217 { .value
= TARGET_EVENT_RESET_DEASSERT_POST
, .name
= "reset-deassert-post" },
218 { .value
= TARGET_EVENT_RESET_INIT
, .name
= "reset-init" },
219 { .value
= TARGET_EVENT_RESET_END
, .name
= "reset-end" },
221 { .value
= TARGET_EVENT_EXAMINE_START
, .name
= "examine-start" },
222 { .value
= TARGET_EVENT_EXAMINE_FAIL
, .name
= "examine-fail" },
223 { .value
= TARGET_EVENT_EXAMINE_END
, .name
= "examine-end" },
225 { .value
= TARGET_EVENT_DEBUG_HALTED
, .name
= "debug-halted" },
226 { .value
= TARGET_EVENT_DEBUG_RESUMED
, .name
= "debug-resumed" },
228 { .value
= TARGET_EVENT_GDB_ATTACH
, .name
= "gdb-attach" },
229 { .value
= TARGET_EVENT_GDB_DETACH
, .name
= "gdb-detach" },
231 { .value
= TARGET_EVENT_GDB_FLASH_WRITE_START
, .name
= "gdb-flash-write-start" },
232 { .value
= TARGET_EVENT_GDB_FLASH_WRITE_END
, .name
= "gdb-flash-write-end" },
234 { .value
= TARGET_EVENT_GDB_FLASH_ERASE_START
, .name
= "gdb-flash-erase-start" },
235 { .value
= TARGET_EVENT_GDB_FLASH_ERASE_END
, .name
= "gdb-flash-erase-end" },
237 { .value
= TARGET_EVENT_TRACE_CONFIG
, .name
= "trace-config" },
239 { .name
= NULL
, .value
= -1 }
242 static const struct jim_nvp nvp_target_state
[] = {
243 { .name
= "unknown", .value
= TARGET_UNKNOWN
},
244 { .name
= "running", .value
= TARGET_RUNNING
},
245 { .name
= "halted", .value
= TARGET_HALTED
},
246 { .name
= "reset", .value
= TARGET_RESET
},
247 { .name
= "debug-running", .value
= TARGET_DEBUG_RUNNING
},
248 { .name
= NULL
, .value
= -1 },
251 static const struct jim_nvp nvp_target_debug_reason
[] = {
252 { .name
= "debug-request", .value
= DBG_REASON_DBGRQ
},
253 { .name
= "breakpoint", .value
= DBG_REASON_BREAKPOINT
},
254 { .name
= "watchpoint", .value
= DBG_REASON_WATCHPOINT
},
255 { .name
= "watchpoint-and-breakpoint", .value
= DBG_REASON_WPTANDBKPT
},
256 { .name
= "single-step", .value
= DBG_REASON_SINGLESTEP
},
257 { .name
= "target-not-halted", .value
= DBG_REASON_NOTHALTED
},
258 { .name
= "program-exit", .value
= DBG_REASON_EXIT
},
259 { .name
= "exception-catch", .value
= DBG_REASON_EXC_CATCH
},
260 { .name
= "undefined", .value
= DBG_REASON_UNDEFINED
},
261 { .name
= NULL
, .value
= -1 },
264 static const struct jim_nvp nvp_target_endian
[] = {
265 { .name
= "big", .value
= TARGET_BIG_ENDIAN
},
266 { .name
= "little", .value
= TARGET_LITTLE_ENDIAN
},
267 { .name
= "be", .value
= TARGET_BIG_ENDIAN
},
268 { .name
= "le", .value
= TARGET_LITTLE_ENDIAN
},
269 { .name
= NULL
, .value
= -1 },
272 static const struct jim_nvp nvp_reset_modes
[] = {
273 { .name
= "unknown", .value
= RESET_UNKNOWN
},
274 { .name
= "run", .value
= RESET_RUN
},
275 { .name
= "halt", .value
= RESET_HALT
},
276 { .name
= "init", .value
= RESET_INIT
},
277 { .name
= NULL
, .value
= -1 },
280 const char *debug_reason_name(struct target
*t
)
284 cp
= jim_nvp_value2name_simple(nvp_target_debug_reason
,
285 t
->debug_reason
)->name
;
287 LOG_ERROR("Invalid debug reason: %d", (int)(t
->debug_reason
));
288 cp
= "(*BUG*unknown*BUG*)";
293 const char *target_state_name(struct target
*t
)
296 cp
= jim_nvp_value2name_simple(nvp_target_state
, t
->state
)->name
;
298 LOG_ERROR("Invalid target state: %d", (int)(t
->state
));
299 cp
= "(*BUG*unknown*BUG*)";
302 if (!target_was_examined(t
) && t
->defer_examine
)
303 cp
= "examine deferred";
308 const char *target_event_name(enum target_event event
)
311 cp
= jim_nvp_value2name_simple(nvp_target_event
, event
)->name
;
313 LOG_ERROR("Invalid target event: %d", (int)(event
));
314 cp
= "(*BUG*unknown*BUG*)";
319 const char *target_reset_mode_name(enum target_reset_mode reset_mode
)
322 cp
= jim_nvp_value2name_simple(nvp_reset_modes
, reset_mode
)->name
;
324 LOG_ERROR("Invalid target reset mode: %d", (int)(reset_mode
));
325 cp
= "(*BUG*unknown*BUG*)";
330 /* determine the number of the new target */
331 static int new_target_number(void)
336 /* number is 0 based */
340 if (x
< t
->target_number
)
341 x
= t
->target_number
;
347 static void append_to_list_all_targets(struct target
*target
)
349 struct target
**t
= &all_targets
;
356 /* read a uint64_t from a buffer in target memory endianness */
357 uint64_t target_buffer_get_u64(struct target
*target
, const uint8_t *buffer
)
359 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
360 return le_to_h_u64(buffer
);
362 return be_to_h_u64(buffer
);
365 /* read a uint32_t from a buffer in target memory endianness */
366 uint32_t target_buffer_get_u32(struct target
*target
, const uint8_t *buffer
)
368 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
369 return le_to_h_u32(buffer
);
371 return be_to_h_u32(buffer
);
374 /* read a uint24_t from a buffer in target memory endianness */
375 uint32_t target_buffer_get_u24(struct target
*target
, const uint8_t *buffer
)
377 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
378 return le_to_h_u24(buffer
);
380 return be_to_h_u24(buffer
);
383 /* read a uint16_t from a buffer in target memory endianness */
384 uint16_t target_buffer_get_u16(struct target
*target
, const uint8_t *buffer
)
386 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
387 return le_to_h_u16(buffer
);
389 return be_to_h_u16(buffer
);
392 /* write a uint64_t to a buffer in target memory endianness */
393 void target_buffer_set_u64(struct target
*target
, uint8_t *buffer
, uint64_t value
)
395 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
396 h_u64_to_le(buffer
, value
);
398 h_u64_to_be(buffer
, value
);
401 /* write a uint32_t to a buffer in target memory endianness */
402 void target_buffer_set_u32(struct target
*target
, uint8_t *buffer
, uint32_t value
)
404 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
405 h_u32_to_le(buffer
, value
);
407 h_u32_to_be(buffer
, value
);
410 /* write a uint24_t to a buffer in target memory endianness */
411 void target_buffer_set_u24(struct target
*target
, uint8_t *buffer
, uint32_t value
)
413 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
414 h_u24_to_le(buffer
, value
);
416 h_u24_to_be(buffer
, value
);
419 /* write a uint16_t to a buffer in target memory endianness */
420 void target_buffer_set_u16(struct target
*target
, uint8_t *buffer
, uint16_t value
)
422 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
423 h_u16_to_le(buffer
, value
);
425 h_u16_to_be(buffer
, value
);
428 /* write a uint8_t to a buffer in target memory endianness */
429 static void target_buffer_set_u8(struct target
*target
, uint8_t *buffer
, uint8_t value
)
434 /* write a uint64_t array to a buffer in target memory endianness */
435 void target_buffer_get_u64_array(struct target
*target
, const uint8_t *buffer
, uint32_t count
, uint64_t *dstbuf
)
438 for (i
= 0; i
< count
; i
++)
439 dstbuf
[i
] = target_buffer_get_u64(target
, &buffer
[i
* 8]);
442 /* write a uint32_t array to a buffer in target memory endianness */
443 void target_buffer_get_u32_array(struct target
*target
, const uint8_t *buffer
, uint32_t count
, uint32_t *dstbuf
)
446 for (i
= 0; i
< count
; i
++)
447 dstbuf
[i
] = target_buffer_get_u32(target
, &buffer
[i
* 4]);
450 /* write a uint16_t array to a buffer in target memory endianness */
451 void target_buffer_get_u16_array(struct target
*target
, const uint8_t *buffer
, uint32_t count
, uint16_t *dstbuf
)
454 for (i
= 0; i
< count
; i
++)
455 dstbuf
[i
] = target_buffer_get_u16(target
, &buffer
[i
* 2]);
458 /* write a uint64_t array to a buffer in target memory endianness */
459 void target_buffer_set_u64_array(struct target
*target
, uint8_t *buffer
, uint32_t count
, const uint64_t *srcbuf
)
462 for (i
= 0; i
< count
; i
++)
463 target_buffer_set_u64(target
, &buffer
[i
* 8], srcbuf
[i
]);
466 /* write a uint32_t array to a buffer in target memory endianness */
467 void target_buffer_set_u32_array(struct target
*target
, uint8_t *buffer
, uint32_t count
, const uint32_t *srcbuf
)
470 for (i
= 0; i
< count
; i
++)
471 target_buffer_set_u32(target
, &buffer
[i
* 4], srcbuf
[i
]);
474 /* write a uint16_t array to a buffer in target memory endianness */
475 void target_buffer_set_u16_array(struct target
*target
, uint8_t *buffer
, uint32_t count
, const uint16_t *srcbuf
)
478 for (i
= 0; i
< count
; i
++)
479 target_buffer_set_u16(target
, &buffer
[i
* 2], srcbuf
[i
]);
482 /* return a pointer to a configured target; id is name or number */
483 struct target
*get_target(const char *id
)
485 struct target
*target
;
487 /* try as tcltarget name */
488 for (target
= all_targets
; target
; target
= target
->next
) {
489 if (!target_name(target
))
491 if (strcmp(id
, target_name(target
)) == 0)
495 /* It's OK to remove this fallback sometime after August 2010 or so */
497 /* no match, try as number */
499 if (parse_uint(id
, &num
) != ERROR_OK
)
502 for (target
= all_targets
; target
; target
= target
->next
) {
503 if (target
->target_number
== (int)num
) {
504 LOG_WARNING("use '%s' as target identifier, not '%u'",
505 target_name(target
), num
);
513 /* returns a pointer to the n-th configured target */
514 struct target
*get_target_by_num(int num
)
516 struct target
*target
= all_targets
;
519 if (target
->target_number
== num
)
521 target
= target
->next
;
527 struct target
*get_current_target(struct command_context
*cmd_ctx
)
529 struct target
*target
= get_current_target_or_null(cmd_ctx
);
532 LOG_ERROR("BUG: current_target out of bounds");
539 struct target
*get_current_target_or_null(struct command_context
*cmd_ctx
)
541 return cmd_ctx
->current_target_override
542 ? cmd_ctx
->current_target_override
543 : cmd_ctx
->current_target
;
546 int target_poll(struct target
*target
)
550 /* We can't poll until after examine */
551 if (!target_was_examined(target
)) {
552 /* Fail silently lest we pollute the log */
556 retval
= target
->type
->poll(target
);
557 if (retval
!= ERROR_OK
)
560 if (target
->halt_issued
) {
561 if (target
->state
== TARGET_HALTED
)
562 target
->halt_issued
= false;
564 int64_t t
= timeval_ms() - target
->halt_issued_time
;
565 if (t
> DEFAULT_HALT_TIMEOUT
) {
566 target
->halt_issued
= false;
567 LOG_INFO("Halt timed out, wake up GDB.");
568 target_call_event_callbacks(target
, TARGET_EVENT_GDB_HALT
);
576 int target_halt(struct target
*target
)
579 /* We can't poll until after examine */
580 if (!target_was_examined(target
)) {
581 LOG_ERROR("Target not examined yet");
585 retval
= target
->type
->halt(target
);
586 if (retval
!= ERROR_OK
)
589 target
->halt_issued
= true;
590 target
->halt_issued_time
= timeval_ms();
596 * Make the target (re)start executing using its saved execution
597 * context (possibly with some modifications).
599 * @param target Which target should start executing.
600 * @param current True to use the target's saved program counter instead
601 * of the address parameter
602 * @param address Optionally used as the program counter.
603 * @param handle_breakpoints True iff breakpoints at the resumption PC
604 * should be skipped. (For example, maybe execution was stopped by
605 * such a breakpoint, in which case it would be counterproductive to
607 * @param debug_execution False if all working areas allocated by OpenOCD
608 * should be released and/or restored to their original contents.
609 * (This would for example be true to run some downloaded "helper"
610 * algorithm code, which resides in one such working buffer and uses
611 * another for data storage.)
613 * @todo Resolve the ambiguity about what the "debug_execution" flag
614 * signifies. For example, Target implementations don't agree on how
615 * it relates to invalidation of the register cache, or to whether
616 * breakpoints and watchpoints should be enabled. (It would seem wrong
617 * to enable breakpoints when running downloaded "helper" algorithms
618 * (debug_execution true), since the breakpoints would be set to match
619 * target firmware being debugged, not the helper algorithm.... and
620 * enabling them could cause such helpers to malfunction (for example,
621 * by overwriting data with a breakpoint instruction. On the other
622 * hand the infrastructure for running such helpers might use this
623 * procedure but rely on hardware breakpoint to detect termination.)
625 int target_resume(struct target
*target
, int current
, target_addr_t address
,
626 int handle_breakpoints
, int debug_execution
)
630 /* We can't poll until after examine */
631 if (!target_was_examined(target
)) {
632 LOG_ERROR("Target not examined yet");
636 target_call_event_callbacks(target
, TARGET_EVENT_RESUME_START
);
638 /* note that resume *must* be asynchronous. The CPU can halt before
639 * we poll. The CPU can even halt at the current PC as a result of
640 * a software breakpoint being inserted by (a bug?) the application.
643 * resume() triggers the event 'resumed'. The execution of TCL commands
644 * in the event handler causes the polling of targets. If the target has
645 * already halted for a breakpoint, polling will run the 'halted' event
646 * handler before the pending 'resumed' handler.
647 * Disable polling during resume() to guarantee the execution of handlers
648 * in the correct order.
650 bool save_poll
= jtag_poll_get_enabled();
651 jtag_poll_set_enabled(false);
652 retval
= target
->type
->resume(target
, current
, address
, handle_breakpoints
, debug_execution
);
653 jtag_poll_set_enabled(save_poll
);
654 if (retval
!= ERROR_OK
)
657 target_call_event_callbacks(target
, TARGET_EVENT_RESUME_END
);
662 static int target_process_reset(struct command_invocation
*cmd
, enum target_reset_mode reset_mode
)
667 n
= jim_nvp_value2name_simple(nvp_reset_modes
, reset_mode
);
669 LOG_ERROR("invalid reset mode");
673 struct target
*target
;
674 for (target
= all_targets
; target
; target
= target
->next
)
675 target_call_reset_callbacks(target
, reset_mode
);
677 /* disable polling during reset to make reset event scripts
678 * more predictable, i.e. dr/irscan & pathmove in events will
679 * not have JTAG operations injected into the middle of a sequence.
681 bool save_poll
= jtag_poll_get_enabled();
683 jtag_poll_set_enabled(false);
685 sprintf(buf
, "ocd_process_reset %s", n
->name
);
686 retval
= Jim_Eval(cmd
->ctx
->interp
, buf
);
688 jtag_poll_set_enabled(save_poll
);
690 if (retval
!= JIM_OK
) {
691 Jim_MakeErrorMessage(cmd
->ctx
->interp
);
692 command_print(cmd
, "%s", Jim_GetString(Jim_GetResult(cmd
->ctx
->interp
), NULL
));
696 /* We want any events to be processed before the prompt */
697 retval
= target_call_timer_callbacks_now();
699 for (target
= all_targets
; target
; target
= target
->next
) {
700 target
->type
->check_reset(target
);
701 target
->running_alg
= false;
707 static int identity_virt2phys(struct target
*target
,
708 target_addr_t
virtual, target_addr_t
*physical
)
714 static int no_mmu(struct target
*target
, int *enabled
)
720 static int default_examine(struct target
*target
)
722 target_set_examined(target
);
726 /* no check by default */
727 static int default_check_reset(struct target
*target
)
732 /* Equivalent Tcl code arp_examine_one is in src/target/startup.tcl
734 int target_examine_one(struct target
*target
)
736 target_call_event_callbacks(target
, TARGET_EVENT_EXAMINE_START
);
738 int retval
= target
->type
->examine(target
);
739 if (retval
!= ERROR_OK
) {
740 target_call_event_callbacks(target
, TARGET_EVENT_EXAMINE_FAIL
);
744 target_call_event_callbacks(target
, TARGET_EVENT_EXAMINE_END
);
749 static int jtag_enable_callback(enum jtag_event event
, void *priv
)
751 struct target
*target
= priv
;
753 if (event
!= JTAG_TAP_EVENT_ENABLE
|| !target
->tap
->enabled
)
756 jtag_unregister_event_callback(jtag_enable_callback
, target
);
758 return target_examine_one(target
);
761 /* Targets that correctly implement init + examine, i.e.
762 * no communication with target during init:
766 int target_examine(void)
768 int retval
= ERROR_OK
;
769 struct target
*target
;
771 for (target
= all_targets
; target
; target
= target
->next
) {
772 /* defer examination, but don't skip it */
773 if (!target
->tap
->enabled
) {
774 jtag_register_event_callback(jtag_enable_callback
,
779 if (target
->defer_examine
)
782 int retval2
= target_examine_one(target
);
783 if (retval2
!= ERROR_OK
) {
784 LOG_WARNING("target %s examination failed", target_name(target
));
791 const char *target_type_name(struct target
*target
)
793 return target
->type
->name
;
796 static int target_soft_reset_halt(struct target
*target
)
798 if (!target_was_examined(target
)) {
799 LOG_ERROR("Target not examined yet");
802 if (!target
->type
->soft_reset_halt
) {
803 LOG_ERROR("Target %s does not support soft_reset_halt",
804 target_name(target
));
807 return target
->type
->soft_reset_halt(target
);
811 * Downloads a target-specific native code algorithm to the target,
812 * and executes it. * Note that some targets may need to set up, enable,
813 * and tear down a breakpoint (hard or * soft) to detect algorithm
814 * termination, while others may support lower overhead schemes where
815 * soft breakpoints embedded in the algorithm automatically terminate the
818 * @param target used to run the algorithm
819 * @param num_mem_params
821 * @param num_reg_params
826 * @param arch_info target-specific description of the algorithm.
828 int target_run_algorithm(struct target
*target
,
829 int num_mem_params
, struct mem_param
*mem_params
,
830 int num_reg_params
, struct reg_param
*reg_param
,
831 uint32_t entry_point
, uint32_t exit_point
,
832 int timeout_ms
, void *arch_info
)
834 int retval
= ERROR_FAIL
;
836 if (!target_was_examined(target
)) {
837 LOG_ERROR("Target not examined yet");
840 if (!target
->type
->run_algorithm
) {
841 LOG_ERROR("Target type '%s' does not support %s",
842 target_type_name(target
), __func__
);
846 target
->running_alg
= true;
847 retval
= target
->type
->run_algorithm(target
,
848 num_mem_params
, mem_params
,
849 num_reg_params
, reg_param
,
850 entry_point
, exit_point
, timeout_ms
, arch_info
);
851 target
->running_alg
= false;
858 * Executes a target-specific native code algorithm and leaves it running.
860 * @param target used to run the algorithm
861 * @param num_mem_params
863 * @param num_reg_params
867 * @param arch_info target-specific description of the algorithm.
869 int target_start_algorithm(struct target
*target
,
870 int num_mem_params
, struct mem_param
*mem_params
,
871 int num_reg_params
, struct reg_param
*reg_params
,
872 uint32_t entry_point
, uint32_t exit_point
,
875 int retval
= ERROR_FAIL
;
877 if (!target_was_examined(target
)) {
878 LOG_ERROR("Target not examined yet");
881 if (!target
->type
->start_algorithm
) {
882 LOG_ERROR("Target type '%s' does not support %s",
883 target_type_name(target
), __func__
);
886 if (target
->running_alg
) {
887 LOG_ERROR("Target is already running an algorithm");
891 target
->running_alg
= true;
892 retval
= target
->type
->start_algorithm(target
,
893 num_mem_params
, mem_params
,
894 num_reg_params
, reg_params
,
895 entry_point
, exit_point
, arch_info
);
902 * Waits for an algorithm started with target_start_algorithm() to complete.
904 * @param target used to run the algorithm
905 * @param num_mem_params
907 * @param num_reg_params
911 * @param arch_info target-specific description of the algorithm.
913 int target_wait_algorithm(struct target
*target
,
914 int num_mem_params
, struct mem_param
*mem_params
,
915 int num_reg_params
, struct reg_param
*reg_params
,
916 uint32_t exit_point
, int timeout_ms
,
919 int retval
= ERROR_FAIL
;
921 if (!target
->type
->wait_algorithm
) {
922 LOG_ERROR("Target type '%s' does not support %s",
923 target_type_name(target
), __func__
);
926 if (!target
->running_alg
) {
927 LOG_ERROR("Target is not running an algorithm");
931 retval
= target
->type
->wait_algorithm(target
,
932 num_mem_params
, mem_params
,
933 num_reg_params
, reg_params
,
934 exit_point
, timeout_ms
, arch_info
);
935 if (retval
!= ERROR_TARGET_TIMEOUT
)
936 target
->running_alg
= false;
943 * Streams data to a circular buffer on target intended for consumption by code
944 * running asynchronously on target.
946 * This is intended for applications where target-specific native code runs
947 * on the target, receives data from the circular buffer, does something with
948 * it (most likely writing it to a flash memory), and advances the circular
951 * This assumes that the helper algorithm has already been loaded to the target,
952 * but has not been started yet. Given memory and register parameters are passed
955 * The buffer is defined by (buffer_start, buffer_size) arguments and has the
958 * [buffer_start + 0, buffer_start + 4):
959 * Write Pointer address (aka head). Written and updated by this
960 * routine when new data is written to the circular buffer.
961 * [buffer_start + 4, buffer_start + 8):
962 * Read Pointer address (aka tail). Updated by code running on the
963 * target after it consumes data.
964 * [buffer_start + 8, buffer_start + buffer_size):
965 * Circular buffer contents.
967 * See contrib/loaders/flash/stm32f1x.S for an example.
969 * @param target used to run the algorithm
970 * @param buffer address on the host where data to be sent is located
971 * @param count number of blocks to send
972 * @param block_size size in bytes of each block
973 * @param num_mem_params count of memory-based params to pass to algorithm
974 * @param mem_params memory-based params to pass to algorithm
975 * @param num_reg_params count of register-based params to pass to algorithm
976 * @param reg_params memory-based params to pass to algorithm
977 * @param buffer_start address on the target of the circular buffer structure
978 * @param buffer_size size of the circular buffer structure
979 * @param entry_point address on the target to execute to start the algorithm
980 * @param exit_point address at which to set a breakpoint to catch the
981 * end of the algorithm; can be 0 if target triggers a breakpoint itself
985 int target_run_flash_async_algorithm(struct target
*target
,
986 const uint8_t *buffer
, uint32_t count
, int block_size
,
987 int num_mem_params
, struct mem_param
*mem_params
,
988 int num_reg_params
, struct reg_param
*reg_params
,
989 uint32_t buffer_start
, uint32_t buffer_size
,
990 uint32_t entry_point
, uint32_t exit_point
, void *arch_info
)
995 const uint8_t *buffer_orig
= buffer
;
997 /* Set up working area. First word is write pointer, second word is read pointer,
998 * rest is fifo data area. */
999 uint32_t wp_addr
= buffer_start
;
1000 uint32_t rp_addr
= buffer_start
+ 4;
1001 uint32_t fifo_start_addr
= buffer_start
+ 8;
1002 uint32_t fifo_end_addr
= buffer_start
+ buffer_size
;
1004 uint32_t wp
= fifo_start_addr
;
1005 uint32_t rp
= fifo_start_addr
;
1007 /* validate block_size is 2^n */
1008 assert(IS_PWR_OF_2(block_size
));
1010 retval
= target_write_u32(target
, wp_addr
, wp
);
1011 if (retval
!= ERROR_OK
)
1013 retval
= target_write_u32(target
, rp_addr
, rp
);
1014 if (retval
!= ERROR_OK
)
1017 /* Start up algorithm on target and let it idle while writing the first chunk */
1018 retval
= target_start_algorithm(target
, num_mem_params
, mem_params
,
1019 num_reg_params
, reg_params
,
1024 if (retval
!= ERROR_OK
) {
1025 LOG_ERROR("error starting target flash write algorithm");
1031 retval
= target_read_u32(target
, rp_addr
, &rp
);
1032 if (retval
!= ERROR_OK
) {
1033 LOG_ERROR("failed to get read pointer");
1037 LOG_DEBUG("offs 0x%zx count 0x%" PRIx32
" wp 0x%" PRIx32
" rp 0x%" PRIx32
,
1038 (size_t) (buffer
- buffer_orig
), count
, wp
, rp
);
1041 LOG_ERROR("flash write algorithm aborted by target");
1042 retval
= ERROR_FLASH_OPERATION_FAILED
;
1046 if (!IS_ALIGNED(rp
- fifo_start_addr
, block_size
) || rp
< fifo_start_addr
|| rp
>= fifo_end_addr
) {
1047 LOG_ERROR("corrupted fifo read pointer 0x%" PRIx32
, rp
);
1051 /* Count the number of bytes available in the fifo without
1052 * crossing the wrap around. Make sure to not fill it completely,
1053 * because that would make wp == rp and that's the empty condition. */
1054 uint32_t thisrun_bytes
;
1056 thisrun_bytes
= rp
- wp
- block_size
;
1057 else if (rp
> fifo_start_addr
)
1058 thisrun_bytes
= fifo_end_addr
- wp
;
1060 thisrun_bytes
= fifo_end_addr
- wp
- block_size
;
1062 if (thisrun_bytes
== 0) {
1063 /* Throttle polling a bit if transfer is (much) faster than flash
1064 * programming. The exact delay shouldn't matter as long as it's
1065 * less than buffer size / flash speed. This is very unlikely to
1066 * run when using high latency connections such as USB. */
1069 /* to stop an infinite loop on some targets check and increment a timeout
1070 * this issue was observed on a stellaris using the new ICDI interface */
1071 if (timeout
++ >= 2500) {
1072 LOG_ERROR("timeout waiting for algorithm, a target reset is recommended");
1073 return ERROR_FLASH_OPERATION_FAILED
;
1078 /* reset our timeout */
1081 /* Limit to the amount of data we actually want to write */
1082 if (thisrun_bytes
> count
* block_size
)
1083 thisrun_bytes
= count
* block_size
;
1085 /* Force end of large blocks to be word aligned */
1086 if (thisrun_bytes
>= 16)
1087 thisrun_bytes
-= (rp
+ thisrun_bytes
) & 0x03;
1089 /* Write data to fifo */
1090 retval
= target_write_buffer(target
, wp
, thisrun_bytes
, buffer
);
1091 if (retval
!= ERROR_OK
)
1094 /* Update counters and wrap write pointer */
1095 buffer
+= thisrun_bytes
;
1096 count
-= thisrun_bytes
/ block_size
;
1097 wp
+= thisrun_bytes
;
1098 if (wp
>= fifo_end_addr
)
1099 wp
= fifo_start_addr
;
1101 /* Store updated write pointer to target */
1102 retval
= target_write_u32(target
, wp_addr
, wp
);
1103 if (retval
!= ERROR_OK
)
1106 /* Avoid GDB timeouts */
1110 if (retval
!= ERROR_OK
) {
1111 /* abort flash write algorithm on target */
1112 target_write_u32(target
, wp_addr
, 0);
1115 int retval2
= target_wait_algorithm(target
, num_mem_params
, mem_params
,
1116 num_reg_params
, reg_params
,
1121 if (retval2
!= ERROR_OK
) {
1122 LOG_ERROR("error waiting for target flash write algorithm");
1126 if (retval
== ERROR_OK
) {
1127 /* check if algorithm set rp = 0 after fifo writer loop finished */
1128 retval
= target_read_u32(target
, rp_addr
, &rp
);
1129 if (retval
== ERROR_OK
&& rp
== 0) {
1130 LOG_ERROR("flash write algorithm aborted by target");
1131 retval
= ERROR_FLASH_OPERATION_FAILED
;
1138 int target_run_read_async_algorithm(struct target
*target
,
1139 uint8_t *buffer
, uint32_t count
, int block_size
,
1140 int num_mem_params
, struct mem_param
*mem_params
,
1141 int num_reg_params
, struct reg_param
*reg_params
,
1142 uint32_t buffer_start
, uint32_t buffer_size
,
1143 uint32_t entry_point
, uint32_t exit_point
, void *arch_info
)
1148 const uint8_t *buffer_orig
= buffer
;
1150 /* Set up working area. First word is write pointer, second word is read pointer,
1151 * rest is fifo data area. */
1152 uint32_t wp_addr
= buffer_start
;
1153 uint32_t rp_addr
= buffer_start
+ 4;
1154 uint32_t fifo_start_addr
= buffer_start
+ 8;
1155 uint32_t fifo_end_addr
= buffer_start
+ buffer_size
;
1157 uint32_t wp
= fifo_start_addr
;
1158 uint32_t rp
= fifo_start_addr
;
1160 /* validate block_size is 2^n */
1161 assert(IS_PWR_OF_2(block_size
));
1163 retval
= target_write_u32(target
, wp_addr
, wp
);
1164 if (retval
!= ERROR_OK
)
1166 retval
= target_write_u32(target
, rp_addr
, rp
);
1167 if (retval
!= ERROR_OK
)
1170 /* Start up algorithm on target */
1171 retval
= target_start_algorithm(target
, num_mem_params
, mem_params
,
1172 num_reg_params
, reg_params
,
1177 if (retval
!= ERROR_OK
) {
1178 LOG_ERROR("error starting target flash read algorithm");
1183 retval
= target_read_u32(target
, wp_addr
, &wp
);
1184 if (retval
!= ERROR_OK
) {
1185 LOG_ERROR("failed to get write pointer");
1189 LOG_DEBUG("offs 0x%zx count 0x%" PRIx32
" wp 0x%" PRIx32
" rp 0x%" PRIx32
,
1190 (size_t)(buffer
- buffer_orig
), count
, wp
, rp
);
1193 LOG_ERROR("flash read algorithm aborted by target");
1194 retval
= ERROR_FLASH_OPERATION_FAILED
;
1198 if (!IS_ALIGNED(wp
- fifo_start_addr
, block_size
) || wp
< fifo_start_addr
|| wp
>= fifo_end_addr
) {
1199 LOG_ERROR("corrupted fifo write pointer 0x%" PRIx32
, wp
);
1203 /* Count the number of bytes available in the fifo without
1204 * crossing the wrap around. */
1205 uint32_t thisrun_bytes
;
1207 thisrun_bytes
= wp
- rp
;
1209 thisrun_bytes
= fifo_end_addr
- rp
;
1211 if (thisrun_bytes
== 0) {
1212 /* Throttle polling a bit if transfer is (much) faster than flash
1213 * reading. The exact delay shouldn't matter as long as it's
1214 * less than buffer size / flash speed. This is very unlikely to
1215 * run when using high latency connections such as USB. */
1218 /* to stop an infinite loop on some targets check and increment a timeout
1219 * this issue was observed on a stellaris using the new ICDI interface */
1220 if (timeout
++ >= 2500) {
1221 LOG_ERROR("timeout waiting for algorithm, a target reset is recommended");
1222 return ERROR_FLASH_OPERATION_FAILED
;
1227 /* Reset our timeout */
1230 /* Limit to the amount of data we actually want to read */
1231 if (thisrun_bytes
> count
* block_size
)
1232 thisrun_bytes
= count
* block_size
;
1234 /* Force end of large blocks to be word aligned */
1235 if (thisrun_bytes
>= 16)
1236 thisrun_bytes
-= (rp
+ thisrun_bytes
) & 0x03;
1238 /* Read data from fifo */
1239 retval
= target_read_buffer(target
, rp
, thisrun_bytes
, buffer
);
1240 if (retval
!= ERROR_OK
)
1243 /* Update counters and wrap write pointer */
1244 buffer
+= thisrun_bytes
;
1245 count
-= thisrun_bytes
/ block_size
;
1246 rp
+= thisrun_bytes
;
1247 if (rp
>= fifo_end_addr
)
1248 rp
= fifo_start_addr
;
1250 /* Store updated write pointer to target */
1251 retval
= target_write_u32(target
, rp_addr
, rp
);
1252 if (retval
!= ERROR_OK
)
1255 /* Avoid GDB timeouts */
1260 if (retval
!= ERROR_OK
) {
1261 /* abort flash write algorithm on target */
1262 target_write_u32(target
, rp_addr
, 0);
1265 int retval2
= target_wait_algorithm(target
, num_mem_params
, mem_params
,
1266 num_reg_params
, reg_params
,
1271 if (retval2
!= ERROR_OK
) {
1272 LOG_ERROR("error waiting for target flash write algorithm");
1276 if (retval
== ERROR_OK
) {
1277 /* check if algorithm set wp = 0 after fifo writer loop finished */
1278 retval
= target_read_u32(target
, wp_addr
, &wp
);
1279 if (retval
== ERROR_OK
&& wp
== 0) {
1280 LOG_ERROR("flash read algorithm aborted by target");
1281 retval
= ERROR_FLASH_OPERATION_FAILED
;
1288 int target_read_memory(struct target
*target
,
1289 target_addr_t address
, uint32_t size
, uint32_t count
, uint8_t *buffer
)
1291 if (!target_was_examined(target
)) {
1292 LOG_ERROR("Target not examined yet");
1295 if (!target
->type
->read_memory
) {
1296 LOG_ERROR("Target %s doesn't support read_memory", target_name(target
));
1299 return target
->type
->read_memory(target
, address
, size
, count
, buffer
);
1302 int target_read_phys_memory(struct target
*target
,
1303 target_addr_t address
, uint32_t size
, uint32_t count
, uint8_t *buffer
)
1305 if (!target_was_examined(target
)) {
1306 LOG_ERROR("Target not examined yet");
1309 if (!target
->type
->read_phys_memory
) {
1310 LOG_ERROR("Target %s doesn't support read_phys_memory", target_name(target
));
1313 return target
->type
->read_phys_memory(target
, address
, size
, count
, buffer
);
1316 int target_write_memory(struct target
*target
,
1317 target_addr_t address
, uint32_t size
, uint32_t count
, const uint8_t *buffer
)
1319 if (!target_was_examined(target
)) {
1320 LOG_ERROR("Target not examined yet");
1323 if (!target
->type
->write_memory
) {
1324 LOG_ERROR("Target %s doesn't support write_memory", target_name(target
));
1327 return target
->type
->write_memory(target
, address
, size
, count
, buffer
);
1330 int target_write_phys_memory(struct target
*target
,
1331 target_addr_t address
, uint32_t size
, uint32_t count
, const uint8_t *buffer
)
1333 if (!target_was_examined(target
)) {
1334 LOG_ERROR("Target not examined yet");
1337 if (!target
->type
->write_phys_memory
) {
1338 LOG_ERROR("Target %s doesn't support write_phys_memory", target_name(target
));
1341 return target
->type
->write_phys_memory(target
, address
, size
, count
, buffer
);
1344 int target_add_breakpoint(struct target
*target
,
1345 struct breakpoint
*breakpoint
)
1347 if ((target
->state
!= TARGET_HALTED
) && (breakpoint
->type
!= BKPT_HARD
)) {
1348 LOG_WARNING("target %s is not halted (add breakpoint)", target_name(target
));
1349 return ERROR_TARGET_NOT_HALTED
;
1351 return target
->type
->add_breakpoint(target
, breakpoint
);
1354 int target_add_context_breakpoint(struct target
*target
,
1355 struct breakpoint
*breakpoint
)
1357 if (target
->state
!= TARGET_HALTED
) {
1358 LOG_WARNING("target %s is not halted (add context breakpoint)", target_name(target
));
1359 return ERROR_TARGET_NOT_HALTED
;
1361 return target
->type
->add_context_breakpoint(target
, breakpoint
);
1364 int target_add_hybrid_breakpoint(struct target
*target
,
1365 struct breakpoint
*breakpoint
)
1367 if (target
->state
!= TARGET_HALTED
) {
1368 LOG_WARNING("target %s is not halted (add hybrid breakpoint)", target_name(target
));
1369 return ERROR_TARGET_NOT_HALTED
;
1371 return target
->type
->add_hybrid_breakpoint(target
, breakpoint
);
1374 int target_remove_breakpoint(struct target
*target
,
1375 struct breakpoint
*breakpoint
)
1377 return target
->type
->remove_breakpoint(target
, breakpoint
);
1380 int target_add_watchpoint(struct target
*target
,
1381 struct watchpoint
*watchpoint
)
1383 if (target
->state
!= TARGET_HALTED
) {
1384 LOG_WARNING("target %s is not halted (add watchpoint)", target_name(target
));
1385 return ERROR_TARGET_NOT_HALTED
;
1387 return target
->type
->add_watchpoint(target
, watchpoint
);
1389 int target_remove_watchpoint(struct target
*target
,
1390 struct watchpoint
*watchpoint
)
1392 return target
->type
->remove_watchpoint(target
, watchpoint
);
1394 int target_hit_watchpoint(struct target
*target
,
1395 struct watchpoint
**hit_watchpoint
)
1397 if (target
->state
!= TARGET_HALTED
) {
1398 LOG_WARNING("target %s is not halted (hit watchpoint)", target
->cmd_name
);
1399 return ERROR_TARGET_NOT_HALTED
;
1402 if (!target
->type
->hit_watchpoint
) {
1403 /* For backward compatible, if hit_watchpoint is not implemented,
1404 * return ERROR_FAIL such that gdb_server will not take the nonsense
1409 return target
->type
->hit_watchpoint(target
, hit_watchpoint
);
1412 const char *target_get_gdb_arch(struct target
*target
)
1414 if (!target
->type
->get_gdb_arch
)
1416 return target
->type
->get_gdb_arch(target
);
1419 int target_get_gdb_reg_list(struct target
*target
,
1420 struct reg
**reg_list
[], int *reg_list_size
,
1421 enum target_register_class reg_class
)
1423 int result
= ERROR_FAIL
;
1425 if (!target_was_examined(target
)) {
1426 LOG_ERROR("Target not examined yet");
1430 result
= target
->type
->get_gdb_reg_list(target
, reg_list
,
1431 reg_list_size
, reg_class
);
1434 if (result
!= ERROR_OK
) {
1441 int target_get_gdb_reg_list_noread(struct target
*target
,
1442 struct reg
**reg_list
[], int *reg_list_size
,
1443 enum target_register_class reg_class
)
1445 if (target
->type
->get_gdb_reg_list_noread
&&
1446 target
->type
->get_gdb_reg_list_noread(target
, reg_list
,
1447 reg_list_size
, reg_class
) == ERROR_OK
)
1449 return target_get_gdb_reg_list(target
, reg_list
, reg_list_size
, reg_class
);
1452 bool target_supports_gdb_connection(struct target
*target
)
1455 * exclude all the targets that don't provide get_gdb_reg_list
1456 * or that have explicit gdb_max_connection == 0
1458 return !!target
->type
->get_gdb_reg_list
&& !!target
->gdb_max_connections
;
1461 int target_step(struct target
*target
,
1462 int current
, target_addr_t address
, int handle_breakpoints
)
1466 target_call_event_callbacks(target
, TARGET_EVENT_STEP_START
);
1468 retval
= target
->type
->step(target
, current
, address
, handle_breakpoints
);
1469 if (retval
!= ERROR_OK
)
1472 target_call_event_callbacks(target
, TARGET_EVENT_STEP_END
);
1477 int target_get_gdb_fileio_info(struct target
*target
, struct gdb_fileio_info
*fileio_info
)
1479 if (target
->state
!= TARGET_HALTED
) {
1480 LOG_WARNING("target %s is not halted (gdb fileio)", target
->cmd_name
);
1481 return ERROR_TARGET_NOT_HALTED
;
1483 return target
->type
->get_gdb_fileio_info(target
, fileio_info
);
1486 int target_gdb_fileio_end(struct target
*target
, int retcode
, int fileio_errno
, bool ctrl_c
)
1488 if (target
->state
!= TARGET_HALTED
) {
1489 LOG_WARNING("target %s is not halted (gdb fileio end)", target
->cmd_name
);
1490 return ERROR_TARGET_NOT_HALTED
;
1492 return target
->type
->gdb_fileio_end(target
, retcode
, fileio_errno
, ctrl_c
);
1495 target_addr_t
target_address_max(struct target
*target
)
1497 unsigned bits
= target_address_bits(target
);
1498 if (sizeof(target_addr_t
) * 8 == bits
)
1499 return (target_addr_t
) -1;
1501 return (((target_addr_t
) 1) << bits
) - 1;
1504 unsigned target_address_bits(struct target
*target
)
1506 if (target
->type
->address_bits
)
1507 return target
->type
->address_bits(target
);
1511 unsigned int target_data_bits(struct target
*target
)
1513 if (target
->type
->data_bits
)
1514 return target
->type
->data_bits(target
);
1518 static int target_profiling(struct target
*target
, uint32_t *samples
,
1519 uint32_t max_num_samples
, uint32_t *num_samples
, uint32_t seconds
)
1521 return target
->type
->profiling(target
, samples
, max_num_samples
,
1522 num_samples
, seconds
);
1526 * Reset the @c examined flag for the given target.
1527 * Pure paranoia -- targets are zeroed on allocation.
1529 static void target_reset_examined(struct target
*target
)
1531 target
->examined
= false;
1534 static int handle_target(void *priv
);
1536 static int target_init_one(struct command_context
*cmd_ctx
,
1537 struct target
*target
)
1539 target_reset_examined(target
);
1541 struct target_type
*type
= target
->type
;
1543 type
->examine
= default_examine
;
1545 if (!type
->check_reset
)
1546 type
->check_reset
= default_check_reset
;
1548 assert(type
->init_target
);
1550 int retval
= type
->init_target(cmd_ctx
, target
);
1551 if (retval
!= ERROR_OK
) {
1552 LOG_ERROR("target '%s' init failed", target_name(target
));
1556 /* Sanity-check MMU support ... stub in what we must, to help
1557 * implement it in stages, but warn if we need to do so.
1560 if (!type
->virt2phys
) {
1561 LOG_ERROR("type '%s' is missing virt2phys", type
->name
);
1562 type
->virt2phys
= identity_virt2phys
;
1565 /* Make sure no-MMU targets all behave the same: make no
1566 * distinction between physical and virtual addresses, and
1567 * ensure that virt2phys() is always an identity mapping.
1569 if (type
->write_phys_memory
|| type
->read_phys_memory
|| type
->virt2phys
)
1570 LOG_WARNING("type '%s' has bad MMU hooks", type
->name
);
1573 type
->write_phys_memory
= type
->write_memory
;
1574 type
->read_phys_memory
= type
->read_memory
;
1575 type
->virt2phys
= identity_virt2phys
;
1578 if (!target
->type
->read_buffer
)
1579 target
->type
->read_buffer
= target_read_buffer_default
;
1581 if (!target
->type
->write_buffer
)
1582 target
->type
->write_buffer
= target_write_buffer_default
;
1584 if (!target
->type
->get_gdb_fileio_info
)
1585 target
->type
->get_gdb_fileio_info
= target_get_gdb_fileio_info_default
;
1587 if (!target
->type
->gdb_fileio_end
)
1588 target
->type
->gdb_fileio_end
= target_gdb_fileio_end_default
;
1590 if (!target
->type
->profiling
)
1591 target
->type
->profiling
= target_profiling_default
;
1596 static int target_init(struct command_context
*cmd_ctx
)
1598 struct target
*target
;
1601 for (target
= all_targets
; target
; target
= target
->next
) {
1602 retval
= target_init_one(cmd_ctx
, target
);
1603 if (retval
!= ERROR_OK
)
1610 retval
= target_register_user_commands(cmd_ctx
);
1611 if (retval
!= ERROR_OK
)
1614 retval
= target_register_timer_callback(&handle_target
,
1615 polling_interval
, TARGET_TIMER_TYPE_PERIODIC
, cmd_ctx
->interp
);
1616 if (retval
!= ERROR_OK
)
1622 COMMAND_HANDLER(handle_target_init_command
)
1627 return ERROR_COMMAND_SYNTAX_ERROR
;
1629 static bool target_initialized
;
1630 if (target_initialized
) {
1631 LOG_INFO("'target init' has already been called");
1634 target_initialized
= true;
1636 retval
= command_run_line(CMD_CTX
, "init_targets");
1637 if (retval
!= ERROR_OK
)
1640 retval
= command_run_line(CMD_CTX
, "init_target_events");
1641 if (retval
!= ERROR_OK
)
1644 retval
= command_run_line(CMD_CTX
, "init_board");
1645 if (retval
!= ERROR_OK
)
1648 LOG_DEBUG("Initializing targets...");
1649 return target_init(CMD_CTX
);
1652 int target_register_event_callback(int (*callback
)(struct target
*target
,
1653 enum target_event event
, void *priv
), void *priv
)
1655 struct target_event_callback
**callbacks_p
= &target_event_callbacks
;
1658 return ERROR_COMMAND_SYNTAX_ERROR
;
1661 while ((*callbacks_p
)->next
)
1662 callbacks_p
= &((*callbacks_p
)->next
);
1663 callbacks_p
= &((*callbacks_p
)->next
);
1666 (*callbacks_p
) = malloc(sizeof(struct target_event_callback
));
1667 (*callbacks_p
)->callback
= callback
;
1668 (*callbacks_p
)->priv
= priv
;
1669 (*callbacks_p
)->next
= NULL
;
1674 int target_register_reset_callback(int (*callback
)(struct target
*target
,
1675 enum target_reset_mode reset_mode
, void *priv
), void *priv
)
1677 struct target_reset_callback
*entry
;
1680 return ERROR_COMMAND_SYNTAX_ERROR
;
1682 entry
= malloc(sizeof(struct target_reset_callback
));
1684 LOG_ERROR("error allocating buffer for reset callback entry");
1685 return ERROR_COMMAND_SYNTAX_ERROR
;
1688 entry
->callback
= callback
;
1690 list_add(&entry
->list
, &target_reset_callback_list
);
1696 int target_register_trace_callback(int (*callback
)(struct target
*target
,
1697 size_t len
, uint8_t *data
, void *priv
), void *priv
)
1699 struct target_trace_callback
*entry
;
1702 return ERROR_COMMAND_SYNTAX_ERROR
;
1704 entry
= malloc(sizeof(struct target_trace_callback
));
1706 LOG_ERROR("error allocating buffer for trace callback entry");
1707 return ERROR_COMMAND_SYNTAX_ERROR
;
1710 entry
->callback
= callback
;
1712 list_add(&entry
->list
, &target_trace_callback_list
);
1718 int target_register_timer_callback(int (*callback
)(void *priv
),
1719 unsigned int time_ms
, enum target_timer_type type
, void *priv
)
1721 struct target_timer_callback
**callbacks_p
= &target_timer_callbacks
;
1724 return ERROR_COMMAND_SYNTAX_ERROR
;
1727 while ((*callbacks_p
)->next
)
1728 callbacks_p
= &((*callbacks_p
)->next
);
1729 callbacks_p
= &((*callbacks_p
)->next
);
1732 (*callbacks_p
) = malloc(sizeof(struct target_timer_callback
));
1733 (*callbacks_p
)->callback
= callback
;
1734 (*callbacks_p
)->type
= type
;
1735 (*callbacks_p
)->time_ms
= time_ms
;
1736 (*callbacks_p
)->removed
= false;
1738 (*callbacks_p
)->when
= timeval_ms() + time_ms
;
1739 target_timer_next_event_value
= MIN(target_timer_next_event_value
, (*callbacks_p
)->when
);
1741 (*callbacks_p
)->priv
= priv
;
1742 (*callbacks_p
)->next
= NULL
;
1747 int target_unregister_event_callback(int (*callback
)(struct target
*target
,
1748 enum target_event event
, void *priv
), void *priv
)
1750 struct target_event_callback
**p
= &target_event_callbacks
;
1751 struct target_event_callback
*c
= target_event_callbacks
;
1754 return ERROR_COMMAND_SYNTAX_ERROR
;
1757 struct target_event_callback
*next
= c
->next
;
1758 if ((c
->callback
== callback
) && (c
->priv
== priv
)) {
1770 int target_unregister_reset_callback(int (*callback
)(struct target
*target
,
1771 enum target_reset_mode reset_mode
, void *priv
), void *priv
)
1773 struct target_reset_callback
*entry
;
1776 return ERROR_COMMAND_SYNTAX_ERROR
;
1778 list_for_each_entry(entry
, &target_reset_callback_list
, list
) {
1779 if (entry
->callback
== callback
&& entry
->priv
== priv
) {
1780 list_del(&entry
->list
);
1789 int target_unregister_trace_callback(int (*callback
)(struct target
*target
,
1790 size_t len
, uint8_t *data
, void *priv
), void *priv
)
1792 struct target_trace_callback
*entry
;
1795 return ERROR_COMMAND_SYNTAX_ERROR
;
1797 list_for_each_entry(entry
, &target_trace_callback_list
, list
) {
1798 if (entry
->callback
== callback
&& entry
->priv
== priv
) {
1799 list_del(&entry
->list
);
1808 int target_unregister_timer_callback(int (*callback
)(void *priv
), void *priv
)
1811 return ERROR_COMMAND_SYNTAX_ERROR
;
1813 for (struct target_timer_callback
*c
= target_timer_callbacks
;
1815 if ((c
->callback
== callback
) && (c
->priv
== priv
)) {
1824 int target_call_event_callbacks(struct target
*target
, enum target_event event
)
1826 struct target_event_callback
*callback
= target_event_callbacks
;
1827 struct target_event_callback
*next_callback
;
1829 if (event
== TARGET_EVENT_HALTED
) {
1830 /* execute early halted first */
1831 target_call_event_callbacks(target
, TARGET_EVENT_GDB_HALT
);
1834 LOG_DEBUG("target event %i (%s) for core %s", event
,
1835 jim_nvp_value2name_simple(nvp_target_event
, event
)->name
,
1836 target_name(target
));
1838 target_handle_event(target
, event
);
1841 next_callback
= callback
->next
;
1842 callback
->callback(target
, event
, callback
->priv
);
1843 callback
= next_callback
;
1849 int target_call_reset_callbacks(struct target
*target
, enum target_reset_mode reset_mode
)
1851 struct target_reset_callback
*callback
;
1853 LOG_DEBUG("target reset %i (%s)", reset_mode
,
1854 jim_nvp_value2name_simple(nvp_reset_modes
, reset_mode
)->name
);
1856 list_for_each_entry(callback
, &target_reset_callback_list
, list
)
1857 callback
->callback(target
, reset_mode
, callback
->priv
);
1862 int target_call_trace_callbacks(struct target
*target
, size_t len
, uint8_t *data
)
1864 struct target_trace_callback
*callback
;
1866 list_for_each_entry(callback
, &target_trace_callback_list
, list
)
1867 callback
->callback(target
, len
, data
, callback
->priv
);
1872 static int target_timer_callback_periodic_restart(
1873 struct target_timer_callback
*cb
, int64_t *now
)
1875 cb
->when
= *now
+ cb
->time_ms
;
1879 static int target_call_timer_callback(struct target_timer_callback
*cb
,
1882 cb
->callback(cb
->priv
);
1884 if (cb
->type
== TARGET_TIMER_TYPE_PERIODIC
)
1885 return target_timer_callback_periodic_restart(cb
, now
);
1887 return target_unregister_timer_callback(cb
->callback
, cb
->priv
);
1890 static int target_call_timer_callbacks_check_time(int checktime
)
1892 static bool callback_processing
;
1894 /* Do not allow nesting */
1895 if (callback_processing
)
1898 callback_processing
= true;
1902 int64_t now
= timeval_ms();
1904 /* Initialize to a default value that's a ways into the future.
1905 * The loop below will make it closer to now if there are
1906 * callbacks that want to be called sooner. */
1907 target_timer_next_event_value
= now
+ 1000;
1909 /* Store an address of the place containing a pointer to the
1910 * next item; initially, that's a standalone "root of the
1911 * list" variable. */
1912 struct target_timer_callback
**callback
= &target_timer_callbacks
;
1913 while (callback
&& *callback
) {
1914 if ((*callback
)->removed
) {
1915 struct target_timer_callback
*p
= *callback
;
1916 *callback
= (*callback
)->next
;
1921 bool call_it
= (*callback
)->callback
&&
1922 ((!checktime
&& (*callback
)->type
== TARGET_TIMER_TYPE_PERIODIC
) ||
1923 now
>= (*callback
)->when
);
1926 target_call_timer_callback(*callback
, &now
);
1928 if (!(*callback
)->removed
&& (*callback
)->when
< target_timer_next_event_value
)
1929 target_timer_next_event_value
= (*callback
)->when
;
1931 callback
= &(*callback
)->next
;
1934 callback_processing
= false;
1938 int target_call_timer_callbacks()
1940 return target_call_timer_callbacks_check_time(1);
1943 /* invoke periodic callbacks immediately */
1944 int target_call_timer_callbacks_now()
1946 return target_call_timer_callbacks_check_time(0);
1949 int64_t target_timer_next_event(void)
1951 return target_timer_next_event_value
;
1954 /* Prints the working area layout for debug purposes */
1955 static void print_wa_layout(struct target
*target
)
1957 struct working_area
*c
= target
->working_areas
;
1960 LOG_DEBUG("%c%c " TARGET_ADDR_FMT
"-" TARGET_ADDR_FMT
" (%" PRIu32
" bytes)",
1961 c
->backup
? 'b' : ' ', c
->free
? ' ' : '*',
1962 c
->address
, c
->address
+ c
->size
- 1, c
->size
);
1967 /* Reduce area to size bytes, create a new free area from the remaining bytes, if any. */
1968 static void target_split_working_area(struct working_area
*area
, uint32_t size
)
1970 assert(area
->free
); /* Shouldn't split an allocated area */
1971 assert(size
<= area
->size
); /* Caller should guarantee this */
1973 /* Split only if not already the right size */
1974 if (size
< area
->size
) {
1975 struct working_area
*new_wa
= malloc(sizeof(*new_wa
));
1980 new_wa
->next
= area
->next
;
1981 new_wa
->size
= area
->size
- size
;
1982 new_wa
->address
= area
->address
+ size
;
1983 new_wa
->backup
= NULL
;
1984 new_wa
->user
= NULL
;
1985 new_wa
->free
= true;
1987 area
->next
= new_wa
;
1990 /* If backup memory was allocated to this area, it has the wrong size
1991 * now so free it and it will be reallocated if/when needed */
1993 area
->backup
= NULL
;
1997 /* Merge all adjacent free areas into one */
1998 static void target_merge_working_areas(struct target
*target
)
2000 struct working_area
*c
= target
->working_areas
;
2002 while (c
&& c
->next
) {
2003 assert(c
->next
->address
== c
->address
+ c
->size
); /* This is an invariant */
2005 /* Find two adjacent free areas */
2006 if (c
->free
&& c
->next
->free
) {
2007 /* Merge the last into the first */
2008 c
->size
+= c
->next
->size
;
2010 /* Remove the last */
2011 struct working_area
*to_be_freed
= c
->next
;
2012 c
->next
= c
->next
->next
;
2013 free(to_be_freed
->backup
);
2016 /* If backup memory was allocated to the remaining area, it's has
2017 * the wrong size now */
2026 int target_alloc_working_area_try(struct target
*target
, uint32_t size
, struct working_area
**area
)
2028 /* Reevaluate working area address based on MMU state*/
2029 if (!target
->working_areas
) {
2033 retval
= target
->type
->mmu(target
, &enabled
);
2034 if (retval
!= ERROR_OK
)
2038 if (target
->working_area_phys_spec
) {
2039 LOG_DEBUG("MMU disabled, using physical "
2040 "address for working memory " TARGET_ADDR_FMT
,
2041 target
->working_area_phys
);
2042 target
->working_area
= target
->working_area_phys
;
2044 LOG_ERROR("No working memory available. "
2045 "Specify -work-area-phys to target.");
2046 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE
;
2049 if (target
->working_area_virt_spec
) {
2050 LOG_DEBUG("MMU enabled, using virtual "
2051 "address for working memory " TARGET_ADDR_FMT
,
2052 target
->working_area_virt
);
2053 target
->working_area
= target
->working_area_virt
;
2055 LOG_ERROR("No working memory available. "
2056 "Specify -work-area-virt to target.");
2057 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE
;
2061 /* Set up initial working area on first call */
2062 struct working_area
*new_wa
= malloc(sizeof(*new_wa
));
2064 new_wa
->next
= NULL
;
2065 new_wa
->size
= target
->working_area_size
& ~3UL; /* 4-byte align */
2066 new_wa
->address
= target
->working_area
;
2067 new_wa
->backup
= NULL
;
2068 new_wa
->user
= NULL
;
2069 new_wa
->free
= true;
2072 target
->working_areas
= new_wa
;
2075 /* only allocate multiples of 4 byte */
2077 size
= (size
+ 3) & (~3UL);
2079 struct working_area
*c
= target
->working_areas
;
2081 /* Find the first large enough working area */
2083 if (c
->free
&& c
->size
>= size
)
2089 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE
;
2091 /* Split the working area into the requested size */
2092 target_split_working_area(c
, size
);
2094 LOG_DEBUG("allocated new working area of %" PRIu32
" bytes at address " TARGET_ADDR_FMT
,
2097 if (target
->backup_working_area
) {
2099 c
->backup
= malloc(c
->size
);
2104 int retval
= target_read_memory(target
, c
->address
, 4, c
->size
/ 4, c
->backup
);
2105 if (retval
!= ERROR_OK
)
2109 /* mark as used, and return the new (reused) area */
2116 print_wa_layout(target
);
2121 int target_alloc_working_area(struct target
*target
, uint32_t size
, struct working_area
**area
)
2125 retval
= target_alloc_working_area_try(target
, size
, area
);
2126 if (retval
== ERROR_TARGET_RESOURCE_NOT_AVAILABLE
)
2127 LOG_WARNING("not enough working area available(requested %"PRIu32
")", size
);
2132 static int target_restore_working_area(struct target
*target
, struct working_area
*area
)
2134 int retval
= ERROR_OK
;
2136 if (target
->backup_working_area
&& area
->backup
) {
2137 retval
= target_write_memory(target
, area
->address
, 4, area
->size
/ 4, area
->backup
);
2138 if (retval
!= ERROR_OK
)
2139 LOG_ERROR("failed to restore %" PRIu32
" bytes of working area at address " TARGET_ADDR_FMT
,
2140 area
->size
, area
->address
);
2146 /* Restore the area's backup memory, if any, and return the area to the allocation pool */
2147 static int target_free_working_area_restore(struct target
*target
, struct working_area
*area
, int restore
)
2149 int retval
= ERROR_OK
;
2155 retval
= target_restore_working_area(target
, area
);
2156 /* REVISIT: Perhaps the area should be freed even if restoring fails. */
2157 if (retval
!= ERROR_OK
)
2163 LOG_DEBUG("freed %" PRIu32
" bytes of working area at address " TARGET_ADDR_FMT
,
2164 area
->size
, area
->address
);
2166 /* mark user pointer invalid */
2167 /* TODO: Is this really safe? It points to some previous caller's memory.
2168 * How could we know that the area pointer is still in that place and not
2169 * some other vital data? What's the purpose of this, anyway? */
2173 target_merge_working_areas(target
);
2175 print_wa_layout(target
);
2180 int target_free_working_area(struct target
*target
, struct working_area
*area
)
2182 return target_free_working_area_restore(target
, area
, 1);
2185 /* free resources and restore memory, if restoring memory fails,
2186 * free up resources anyway
2188 static void target_free_all_working_areas_restore(struct target
*target
, int restore
)
2190 struct working_area
*c
= target
->working_areas
;
2192 LOG_DEBUG("freeing all working areas");
2194 /* Loop through all areas, restoring the allocated ones and marking them as free */
2198 target_restore_working_area(target
, c
);
2200 *c
->user
= NULL
; /* Same as above */
2206 /* Run a merge pass to combine all areas into one */
2207 target_merge_working_areas(target
);
2209 print_wa_layout(target
);
2212 void target_free_all_working_areas(struct target
*target
)
2214 target_free_all_working_areas_restore(target
, 1);
2216 /* Now we have none or only one working area marked as free */
2217 if (target
->working_areas
) {
2218 /* Free the last one to allow on-the-fly moving and resizing */
2219 free(target
->working_areas
->backup
);
2220 free(target
->working_areas
);
2221 target
->working_areas
= NULL
;
2225 /* Find the largest number of bytes that can be allocated */
2226 uint32_t target_get_working_area_avail(struct target
*target
)
2228 struct working_area
*c
= target
->working_areas
;
2229 uint32_t max_size
= 0;
2232 return target
->working_area_size
;
2235 if (c
->free
&& max_size
< c
->size
)
2244 static void target_destroy(struct target
*target
)
2246 if (target
->type
->deinit_target
)
2247 target
->type
->deinit_target(target
);
2249 free(target
->semihosting
);
2251 jtag_unregister_event_callback(jtag_enable_callback
, target
);
2253 struct target_event_action
*teap
= target
->event_action
;
2255 struct target_event_action
*next
= teap
->next
;
2256 Jim_DecrRefCount(teap
->interp
, teap
->body
);
2261 target_free_all_working_areas(target
);
2263 /* release the targets SMP list */
2265 struct target_list
*head
= target
->head
;
2267 struct target_list
*pos
= head
->next
;
2268 head
->target
->smp
= 0;
2275 rtos_destroy(target
);
2277 free(target
->gdb_port_override
);
2279 free(target
->trace_info
);
2280 free(target
->fileio_info
);
2281 free(target
->cmd_name
);
2285 void target_quit(void)
2287 struct target_event_callback
*pe
= target_event_callbacks
;
2289 struct target_event_callback
*t
= pe
->next
;
2293 target_event_callbacks
= NULL
;
2295 struct target_timer_callback
*pt
= target_timer_callbacks
;
2297 struct target_timer_callback
*t
= pt
->next
;
2301 target_timer_callbacks
= NULL
;
2303 for (struct target
*target
= all_targets
; target
;) {
2307 target_destroy(target
);
2314 int target_arch_state(struct target
*target
)
2318 LOG_WARNING("No target has been configured");
2322 if (target
->state
!= TARGET_HALTED
)
2325 retval
= target
->type
->arch_state(target
);
2329 static int target_get_gdb_fileio_info_default(struct target
*target
,
2330 struct gdb_fileio_info
*fileio_info
)
2332 /* If target does not support semi-hosting function, target
2333 has no need to provide .get_gdb_fileio_info callback.
2334 It just return ERROR_FAIL and gdb_server will return "Txx"
2335 as target halted every time. */
2339 static int target_gdb_fileio_end_default(struct target
*target
,
2340 int retcode
, int fileio_errno
, bool ctrl_c
)
2345 int target_profiling_default(struct target
*target
, uint32_t *samples
,
2346 uint32_t max_num_samples
, uint32_t *num_samples
, uint32_t seconds
)
2348 struct timeval timeout
, now
;
2350 gettimeofday(&timeout
, NULL
);
2351 timeval_add_time(&timeout
, seconds
, 0);
2353 LOG_INFO("Starting profiling. Halting and resuming the"
2354 " target as often as we can...");
2356 uint32_t sample_count
= 0;
2357 /* hopefully it is safe to cache! We want to stop/restart as quickly as possible. */
2358 struct reg
*reg
= register_get_by_name(target
->reg_cache
, "pc", true);
2360 int retval
= ERROR_OK
;
2362 target_poll(target
);
2363 if (target
->state
== TARGET_HALTED
) {
2364 uint32_t t
= buf_get_u32(reg
->value
, 0, 32);
2365 samples
[sample_count
++] = t
;
2366 /* current pc, addr = 0, do not handle breakpoints, not debugging */
2367 retval
= target_resume(target
, 1, 0, 0, 0);
2368 target_poll(target
);
2369 alive_sleep(10); /* sleep 10ms, i.e. <100 samples/second. */
2370 } else if (target
->state
== TARGET_RUNNING
) {
2371 /* We want to quickly sample the PC. */
2372 retval
= target_halt(target
);
2374 LOG_INFO("Target not halted or running");
2379 if (retval
!= ERROR_OK
)
2382 gettimeofday(&now
, NULL
);
2383 if ((sample_count
>= max_num_samples
) || timeval_compare(&now
, &timeout
) >= 0) {
2384 LOG_INFO("Profiling completed. %" PRIu32
" samples.", sample_count
);
2389 *num_samples
= sample_count
;
2393 /* Single aligned words are guaranteed to use 16 or 32 bit access
2394 * mode respectively, otherwise data is handled as quickly as
2397 int target_write_buffer(struct target
*target
, target_addr_t address
, uint32_t size
, const uint8_t *buffer
)
2399 LOG_DEBUG("writing buffer of %" PRIu32
" byte at " TARGET_ADDR_FMT
,
2402 if (!target_was_examined(target
)) {
2403 LOG_ERROR("Target not examined yet");
2410 if ((address
+ size
- 1) < address
) {
2411 /* GDB can request this when e.g. PC is 0xfffffffc */
2412 LOG_ERROR("address + size wrapped (" TARGET_ADDR_FMT
", 0x%08" PRIx32
")",
2418 return target
->type
->write_buffer(target
, address
, size
, buffer
);
2421 static int target_write_buffer_default(struct target
*target
,
2422 target_addr_t address
, uint32_t count
, const uint8_t *buffer
)
2425 unsigned int data_bytes
= target_data_bits(target
) / 8;
2427 /* Align up to maximum bytes. The loop condition makes sure the next pass
2428 * will have something to do with the size we leave to it. */
2430 size
< data_bytes
&& count
>= size
* 2 + (address
& size
);
2432 if (address
& size
) {
2433 int retval
= target_write_memory(target
, address
, size
, 1, buffer
);
2434 if (retval
!= ERROR_OK
)
2442 /* Write the data with as large access size as possible. */
2443 for (; size
> 0; size
/= 2) {
2444 uint32_t aligned
= count
- count
% size
;
2446 int retval
= target_write_memory(target
, address
, size
, aligned
/ size
, buffer
);
2447 if (retval
!= ERROR_OK
)
2458 /* Single aligned words are guaranteed to use 16 or 32 bit access
2459 * mode respectively, otherwise data is handled as quickly as
2462 int target_read_buffer(struct target
*target
, target_addr_t address
, uint32_t size
, uint8_t *buffer
)
2464 LOG_DEBUG("reading buffer of %" PRIu32
" byte at " TARGET_ADDR_FMT
,
2467 if (!target_was_examined(target
)) {
2468 LOG_ERROR("Target not examined yet");
2475 if ((address
+ size
- 1) < address
) {
2476 /* GDB can request this when e.g. PC is 0xfffffffc */
2477 LOG_ERROR("address + size wrapped (" TARGET_ADDR_FMT
", 0x%08" PRIx32
")",
2483 return target
->type
->read_buffer(target
, address
, size
, buffer
);
2486 static int target_read_buffer_default(struct target
*target
, target_addr_t address
, uint32_t count
, uint8_t *buffer
)
2489 unsigned int data_bytes
= target_data_bits(target
) / 8;
2491 /* Align up to maximum bytes. The loop condition makes sure the next pass
2492 * will have something to do with the size we leave to it. */
2494 size
< data_bytes
&& count
>= size
* 2 + (address
& size
);
2496 if (address
& size
) {
2497 int retval
= target_read_memory(target
, address
, size
, 1, buffer
);
2498 if (retval
!= ERROR_OK
)
2506 /* Read the data with as large access size as possible. */
2507 for (; size
> 0; size
/= 2) {
2508 uint32_t aligned
= count
- count
% size
;
2510 int retval
= target_read_memory(target
, address
, size
, aligned
/ size
, buffer
);
2511 if (retval
!= ERROR_OK
)
2522 int target_checksum_memory(struct target
*target
, target_addr_t address
, uint32_t size
, uint32_t *crc
)
2527 uint32_t checksum
= 0;
2528 if (!target_was_examined(target
)) {
2529 LOG_ERROR("Target not examined yet");
2533 retval
= target
->type
->checksum_memory(target
, address
, size
, &checksum
);
2534 if (retval
!= ERROR_OK
) {
2535 buffer
= malloc(size
);
2537 LOG_ERROR("error allocating buffer for section (%" PRIu32
" bytes)", size
);
2538 return ERROR_COMMAND_SYNTAX_ERROR
;
2540 retval
= target_read_buffer(target
, address
, size
, buffer
);
2541 if (retval
!= ERROR_OK
) {
2546 /* convert to target endianness */
2547 for (i
= 0; i
< (size
/sizeof(uint32_t)); i
++) {
2548 uint32_t target_data
;
2549 target_data
= target_buffer_get_u32(target
, &buffer
[i
*sizeof(uint32_t)]);
2550 target_buffer_set_u32(target
, &buffer
[i
*sizeof(uint32_t)], target_data
);
2553 retval
= image_calculate_checksum(buffer
, size
, &checksum
);
2562 int target_blank_check_memory(struct target
*target
,
2563 struct target_memory_check_block
*blocks
, int num_blocks
,
2564 uint8_t erased_value
)
2566 if (!target_was_examined(target
)) {
2567 LOG_ERROR("Target not examined yet");
2571 if (!target
->type
->blank_check_memory
)
2572 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE
;
2574 return target
->type
->blank_check_memory(target
, blocks
, num_blocks
, erased_value
);
2577 int target_read_u64(struct target
*target
, target_addr_t address
, uint64_t *value
)
2579 uint8_t value_buf
[8];
2580 if (!target_was_examined(target
)) {
2581 LOG_ERROR("Target not examined yet");
2585 int retval
= target_read_memory(target
, address
, 8, 1, value_buf
);
2587 if (retval
== ERROR_OK
) {
2588 *value
= target_buffer_get_u64(target
, value_buf
);
2589 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%16.16" PRIx64
"",
2594 LOG_DEBUG("address: " TARGET_ADDR_FMT
" failed",
2601 int target_read_u32(struct target
*target
, target_addr_t address
, uint32_t *value
)
2603 uint8_t value_buf
[4];
2604 if (!target_was_examined(target
)) {
2605 LOG_ERROR("Target not examined yet");
2609 int retval
= target_read_memory(target
, address
, 4, 1, value_buf
);
2611 if (retval
== ERROR_OK
) {
2612 *value
= target_buffer_get_u32(target
, value_buf
);
2613 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%8.8" PRIx32
"",
2618 LOG_DEBUG("address: " TARGET_ADDR_FMT
" failed",
2625 int target_read_u16(struct target
*target
, target_addr_t address
, uint16_t *value
)
2627 uint8_t value_buf
[2];
2628 if (!target_was_examined(target
)) {
2629 LOG_ERROR("Target not examined yet");
2633 int retval
= target_read_memory(target
, address
, 2, 1, value_buf
);
2635 if (retval
== ERROR_OK
) {
2636 *value
= target_buffer_get_u16(target
, value_buf
);
2637 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%4.4" PRIx16
,
2642 LOG_DEBUG("address: " TARGET_ADDR_FMT
" failed",
2649 int target_read_u8(struct target
*target
, target_addr_t address
, uint8_t *value
)
2651 if (!target_was_examined(target
)) {
2652 LOG_ERROR("Target not examined yet");
2656 int retval
= target_read_memory(target
, address
, 1, 1, value
);
2658 if (retval
== ERROR_OK
) {
2659 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%2.2" PRIx8
,
2664 LOG_DEBUG("address: " TARGET_ADDR_FMT
" failed",
2671 int target_write_u64(struct target
*target
, target_addr_t address
, uint64_t value
)
2674 uint8_t value_buf
[8];
2675 if (!target_was_examined(target
)) {
2676 LOG_ERROR("Target not examined yet");
2680 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%16.16" PRIx64
"",
2684 target_buffer_set_u64(target
, value_buf
, value
);
2685 retval
= target_write_memory(target
, address
, 8, 1, value_buf
);
2686 if (retval
!= ERROR_OK
)
2687 LOG_DEBUG("failed: %i", retval
);
2692 int target_write_u32(struct target
*target
, target_addr_t address
, uint32_t value
)
2695 uint8_t value_buf
[4];
2696 if (!target_was_examined(target
)) {
2697 LOG_ERROR("Target not examined yet");
2701 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%8.8" PRIx32
"",
2705 target_buffer_set_u32(target
, value_buf
, value
);
2706 retval
= target_write_memory(target
, address
, 4, 1, value_buf
);
2707 if (retval
!= ERROR_OK
)
2708 LOG_DEBUG("failed: %i", retval
);
2713 int target_write_u16(struct target
*target
, target_addr_t address
, uint16_t value
)
2716 uint8_t value_buf
[2];
2717 if (!target_was_examined(target
)) {
2718 LOG_ERROR("Target not examined yet");
2722 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%8.8" PRIx16
,
2726 target_buffer_set_u16(target
, value_buf
, value
);
2727 retval
= target_write_memory(target
, address
, 2, 1, value_buf
);
2728 if (retval
!= ERROR_OK
)
2729 LOG_DEBUG("failed: %i", retval
);
2734 int target_write_u8(struct target
*target
, target_addr_t address
, uint8_t value
)
2737 if (!target_was_examined(target
)) {
2738 LOG_ERROR("Target not examined yet");
2742 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%2.2" PRIx8
,
2745 retval
= target_write_memory(target
, address
, 1, 1, &value
);
2746 if (retval
!= ERROR_OK
)
2747 LOG_DEBUG("failed: %i", retval
);
2752 int target_write_phys_u64(struct target
*target
, target_addr_t address
, uint64_t value
)
2755 uint8_t value_buf
[8];
2756 if (!target_was_examined(target
)) {
2757 LOG_ERROR("Target not examined yet");
2761 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%16.16" PRIx64
"",
2765 target_buffer_set_u64(target
, value_buf
, value
);
2766 retval
= target_write_phys_memory(target
, address
, 8, 1, value_buf
);
2767 if (retval
!= ERROR_OK
)
2768 LOG_DEBUG("failed: %i", retval
);
2773 int target_write_phys_u32(struct target
*target
, target_addr_t address
, uint32_t value
)
2776 uint8_t value_buf
[4];
2777 if (!target_was_examined(target
)) {
2778 LOG_ERROR("Target not examined yet");
2782 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%8.8" PRIx32
"",
2786 target_buffer_set_u32(target
, value_buf
, value
);
2787 retval
= target_write_phys_memory(target
, address
, 4, 1, value_buf
);
2788 if (retval
!= ERROR_OK
)
2789 LOG_DEBUG("failed: %i", retval
);
2794 int target_write_phys_u16(struct target
*target
, target_addr_t address
, uint16_t value
)
2797 uint8_t value_buf
[2];
2798 if (!target_was_examined(target
)) {
2799 LOG_ERROR("Target not examined yet");
2803 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%8.8" PRIx16
,
2807 target_buffer_set_u16(target
, value_buf
, value
);
2808 retval
= target_write_phys_memory(target
, address
, 2, 1, value_buf
);
2809 if (retval
!= ERROR_OK
)
2810 LOG_DEBUG("failed: %i", retval
);
2815 int target_write_phys_u8(struct target
*target
, target_addr_t address
, uint8_t value
)
2818 if (!target_was_examined(target
)) {
2819 LOG_ERROR("Target not examined yet");
2823 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%2.2" PRIx8
,
2826 retval
= target_write_phys_memory(target
, address
, 1, 1, &value
);
2827 if (retval
!= ERROR_OK
)
2828 LOG_DEBUG("failed: %i", retval
);
2833 static int find_target(struct command_invocation
*cmd
, const char *name
)
2835 struct target
*target
= get_target(name
);
2837 command_print(cmd
, "Target: %s is unknown, try one of:\n", name
);
2840 if (!target
->tap
->enabled
) {
2841 command_print(cmd
, "Target: TAP %s is disabled, "
2842 "can't be the current target\n",
2843 target
->tap
->dotted_name
);
2847 cmd
->ctx
->current_target
= target
;
2848 if (cmd
->ctx
->current_target_override
)
2849 cmd
->ctx
->current_target_override
= target
;
2855 COMMAND_HANDLER(handle_targets_command
)
2857 int retval
= ERROR_OK
;
2858 if (CMD_ARGC
== 1) {
2859 retval
= find_target(CMD
, CMD_ARGV
[0]);
2860 if (retval
== ERROR_OK
) {
2866 struct target
*target
= all_targets
;
2867 command_print(CMD
, " TargetName Type Endian TapName State ");
2868 command_print(CMD
, "-- ------------------ ---------- ------ ------------------ ------------");
2873 if (target
->tap
->enabled
)
2874 state
= target_state_name(target
);
2876 state
= "tap-disabled";
2878 if (CMD_CTX
->current_target
== target
)
2881 /* keep columns lined up to match the headers above */
2883 "%2d%c %-18s %-10s %-6s %-18s %s",
2884 target
->target_number
,
2886 target_name(target
),
2887 target_type_name(target
),
2888 jim_nvp_value2name_simple(nvp_target_endian
,
2889 target
->endianness
)->name
,
2890 target
->tap
->dotted_name
,
2892 target
= target
->next
;
2898 /* every 300ms we check for reset & powerdropout and issue a "reset halt" if so. */
2900 static int power_dropout
;
2901 static int srst_asserted
;
2903 static int run_power_restore
;
2904 static int run_power_dropout
;
2905 static int run_srst_asserted
;
2906 static int run_srst_deasserted
;
2908 static int sense_handler(void)
2910 static int prev_srst_asserted
;
2911 static int prev_power_dropout
;
2913 int retval
= jtag_power_dropout(&power_dropout
);
2914 if (retval
!= ERROR_OK
)
2918 power_restored
= prev_power_dropout
&& !power_dropout
;
2920 run_power_restore
= 1;
2922 int64_t current
= timeval_ms();
2923 static int64_t last_power
;
2924 bool wait_more
= last_power
+ 2000 > current
;
2925 if (power_dropout
&& !wait_more
) {
2926 run_power_dropout
= 1;
2927 last_power
= current
;
2930 retval
= jtag_srst_asserted(&srst_asserted
);
2931 if (retval
!= ERROR_OK
)
2934 int srst_deasserted
;
2935 srst_deasserted
= prev_srst_asserted
&& !srst_asserted
;
2937 static int64_t last_srst
;
2938 wait_more
= last_srst
+ 2000 > current
;
2939 if (srst_deasserted
&& !wait_more
) {
2940 run_srst_deasserted
= 1;
2941 last_srst
= current
;
2944 if (!prev_srst_asserted
&& srst_asserted
)
2945 run_srst_asserted
= 1;
2947 prev_srst_asserted
= srst_asserted
;
2948 prev_power_dropout
= power_dropout
;
2950 if (srst_deasserted
|| power_restored
) {
2951 /* Other than logging the event we can't do anything here.
2952 * Issuing a reset is a particularly bad idea as we might
2953 * be inside a reset already.
2960 /* process target state changes */
2961 static int handle_target(void *priv
)
2963 Jim_Interp
*interp
= (Jim_Interp
*)priv
;
2964 int retval
= ERROR_OK
;
2966 if (!is_jtag_poll_safe()) {
2967 /* polling is disabled currently */
2971 /* we do not want to recurse here... */
2972 static int recursive
;
2976 /* danger! running these procedures can trigger srst assertions and power dropouts.
2977 * We need to avoid an infinite loop/recursion here and we do that by
2978 * clearing the flags after running these events.
2980 int did_something
= 0;
2981 if (run_srst_asserted
) {
2982 LOG_INFO("srst asserted detected, running srst_asserted proc.");
2983 Jim_Eval(interp
, "srst_asserted");
2986 if (run_srst_deasserted
) {
2987 Jim_Eval(interp
, "srst_deasserted");
2990 if (run_power_dropout
) {
2991 LOG_INFO("Power dropout detected, running power_dropout proc.");
2992 Jim_Eval(interp
, "power_dropout");
2995 if (run_power_restore
) {
2996 Jim_Eval(interp
, "power_restore");
3000 if (did_something
) {
3001 /* clear detect flags */
3005 /* clear action flags */
3007 run_srst_asserted
= 0;
3008 run_srst_deasserted
= 0;
3009 run_power_restore
= 0;
3010 run_power_dropout
= 0;
3015 /* Poll targets for state changes unless that's globally disabled.
3016 * Skip targets that are currently disabled.
3018 for (struct target
*target
= all_targets
;
3019 is_jtag_poll_safe() && target
;
3020 target
= target
->next
) {
3022 if (!target_was_examined(target
))
3025 if (!target
->tap
->enabled
)
3028 if (target
->backoff
.times
> target
->backoff
.count
) {
3029 /* do not poll this time as we failed previously */
3030 target
->backoff
.count
++;
3033 target
->backoff
.count
= 0;
3035 /* only poll target if we've got power and srst isn't asserted */
3036 if (!power_dropout
&& !srst_asserted
) {
3037 /* polling may fail silently until the target has been examined */
3038 retval
= target_poll(target
);
3039 if (retval
!= ERROR_OK
) {
3040 /* 100ms polling interval. Increase interval between polling up to 5000ms */
3041 if (target
->backoff
.times
* polling_interval
< 5000) {
3042 target
->backoff
.times
*= 2;
3043 target
->backoff
.times
++;
3046 /* Tell GDB to halt the debugger. This allows the user to
3047 * run monitor commands to handle the situation.
3049 target_call_event_callbacks(target
, TARGET_EVENT_GDB_HALT
);
3051 if (target
->backoff
.times
> 0) {
3052 LOG_USER("Polling target %s failed, trying to reexamine", target_name(target
));
3053 target_reset_examined(target
);
3054 retval
= target_examine_one(target
);
3055 /* Target examination could have failed due to unstable connection,
3056 * but we set the examined flag anyway to repoll it later */
3057 if (retval
!= ERROR_OK
) {
3058 target
->examined
= true;
3059 LOG_USER("Examination failed, GDB will be halted. Polling again in %dms",
3060 target
->backoff
.times
* polling_interval
);
3065 /* Since we succeeded, we reset backoff count */
3066 target
->backoff
.times
= 0;
3073 COMMAND_HANDLER(handle_reg_command
)
3077 struct target
*target
= get_current_target(CMD_CTX
);
3078 struct reg
*reg
= NULL
;
3080 /* list all available registers for the current target */
3081 if (CMD_ARGC
== 0) {
3082 struct reg_cache
*cache
= target
->reg_cache
;
3084 unsigned int count
= 0;
3088 command_print(CMD
, "===== %s", cache
->name
);
3090 for (i
= 0, reg
= cache
->reg_list
;
3091 i
< cache
->num_regs
;
3092 i
++, reg
++, count
++) {
3093 if (reg
->exist
== false || reg
->hidden
)
3095 /* only print cached values if they are valid */
3097 char *value
= buf_to_hex_str(reg
->value
,
3100 "(%i) %s (/%" PRIu32
"): 0x%s%s",
3108 command_print(CMD
, "(%i) %s (/%" PRIu32
")",
3113 cache
= cache
->next
;
3119 /* access a single register by its ordinal number */
3120 if ((CMD_ARGV
[0][0] >= '0') && (CMD_ARGV
[0][0] <= '9')) {
3122 COMMAND_PARSE_NUMBER(uint
, CMD_ARGV
[0], num
);
3124 struct reg_cache
*cache
= target
->reg_cache
;
3125 unsigned int count
= 0;
3128 for (i
= 0; i
< cache
->num_regs
; i
++) {
3129 if (count
++ == num
) {
3130 reg
= &cache
->reg_list
[i
];
3136 cache
= cache
->next
;
3140 command_print(CMD
, "%i is out of bounds, the current target "
3141 "has only %i registers (0 - %i)", num
, count
, count
- 1);
3145 /* access a single register by its name */
3146 reg
= register_get_by_name(target
->reg_cache
, CMD_ARGV
[0], true);
3152 assert(reg
); /* give clang a hint that we *know* reg is != NULL here */
3157 /* display a register */
3158 if ((CMD_ARGC
== 1) || ((CMD_ARGC
== 2) && !((CMD_ARGV
[1][0] >= '0')
3159 && (CMD_ARGV
[1][0] <= '9')))) {
3160 if ((CMD_ARGC
== 2) && (strcmp(CMD_ARGV
[1], "force") == 0))
3163 if (reg
->valid
== 0) {
3164 int retval
= reg
->type
->get(reg
);
3165 if (retval
!= ERROR_OK
) {
3166 LOG_ERROR("Could not read register '%s'", reg
->name
);
3170 char *value
= buf_to_hex_str(reg
->value
, reg
->size
);
3171 command_print(CMD
, "%s (/%i): 0x%s", reg
->name
, (int)(reg
->size
), value
);
3176 /* set register value */
3177 if (CMD_ARGC
== 2) {
3178 uint8_t *buf
= malloc(DIV_ROUND_UP(reg
->size
, 8));
3181 str_to_buf(CMD_ARGV
[1], strlen(CMD_ARGV
[1]), buf
, reg
->size
, 0);
3183 int retval
= reg
->type
->set(reg
, buf
);
3184 if (retval
!= ERROR_OK
) {
3185 LOG_ERROR("Could not write to register '%s'", reg
->name
);
3187 char *value
= buf_to_hex_str(reg
->value
, reg
->size
);
3188 command_print(CMD
, "%s (/%i): 0x%s", reg
->name
, (int)(reg
->size
), value
);
3197 return ERROR_COMMAND_SYNTAX_ERROR
;
3200 command_print(CMD
, "register %s not found in current target", CMD_ARGV
[0]);
3204 COMMAND_HANDLER(handle_poll_command
)
3206 int retval
= ERROR_OK
;
3207 struct target
*target
= get_current_target(CMD_CTX
);
3209 if (CMD_ARGC
== 0) {
3210 command_print(CMD
, "background polling: %s",
3211 jtag_poll_get_enabled() ? "on" : "off");
3212 command_print(CMD
, "TAP: %s (%s)",
3213 target
->tap
->dotted_name
,
3214 target
->tap
->enabled
? "enabled" : "disabled");
3215 if (!target
->tap
->enabled
)
3217 retval
= target_poll(target
);
3218 if (retval
!= ERROR_OK
)
3220 retval
= target_arch_state(target
);
3221 if (retval
!= ERROR_OK
)
3223 } else if (CMD_ARGC
== 1) {
3225 COMMAND_PARSE_ON_OFF(CMD_ARGV
[0], enable
);
3226 jtag_poll_set_enabled(enable
);
3228 return ERROR_COMMAND_SYNTAX_ERROR
;
3233 COMMAND_HANDLER(handle_wait_halt_command
)
3236 return ERROR_COMMAND_SYNTAX_ERROR
;
3238 unsigned ms
= DEFAULT_HALT_TIMEOUT
;
3239 if (1 == CMD_ARGC
) {
3240 int retval
= parse_uint(CMD_ARGV
[0], &ms
);
3241 if (retval
!= ERROR_OK
)
3242 return ERROR_COMMAND_SYNTAX_ERROR
;
3245 struct target
*target
= get_current_target(CMD_CTX
);
3246 return target_wait_state(target
, TARGET_HALTED
, ms
);
3249 /* wait for target state to change. The trick here is to have a low
3250 * latency for short waits and not to suck up all the CPU time
3253 * After 500ms, keep_alive() is invoked
3255 int target_wait_state(struct target
*target
, enum target_state state
, int ms
)
3258 int64_t then
= 0, cur
;
3262 retval
= target_poll(target
);
3263 if (retval
!= ERROR_OK
)
3265 if (target
->state
== state
)
3270 then
= timeval_ms();
3271 LOG_DEBUG("waiting for target %s...",
3272 jim_nvp_value2name_simple(nvp_target_state
, state
)->name
);
3278 if ((cur
-then
) > ms
) {
3279 LOG_ERROR("timed out while waiting for target %s",
3280 jim_nvp_value2name_simple(nvp_target_state
, state
)->name
);
3288 COMMAND_HANDLER(handle_halt_command
)
3292 struct target
*target
= get_current_target(CMD_CTX
);
3294 target
->verbose_halt_msg
= true;
3296 int retval
= target_halt(target
);
3297 if (retval
!= ERROR_OK
)
3300 if (CMD_ARGC
== 1) {
3301 unsigned wait_local
;
3302 retval
= parse_uint(CMD_ARGV
[0], &wait_local
);
3303 if (retval
!= ERROR_OK
)
3304 return ERROR_COMMAND_SYNTAX_ERROR
;
3309 return CALL_COMMAND_HANDLER(handle_wait_halt_command
);
3312 COMMAND_HANDLER(handle_soft_reset_halt_command
)
3314 struct target
*target
= get_current_target(CMD_CTX
);
3316 LOG_USER("requesting target halt and executing a soft reset");
3318 target_soft_reset_halt(target
);
3323 COMMAND_HANDLER(handle_reset_command
)
3326 return ERROR_COMMAND_SYNTAX_ERROR
;
3328 enum target_reset_mode reset_mode
= RESET_RUN
;
3329 if (CMD_ARGC
== 1) {
3330 const struct jim_nvp
*n
;
3331 n
= jim_nvp_name2value_simple(nvp_reset_modes
, CMD_ARGV
[0]);
3332 if ((!n
->name
) || (n
->value
== RESET_UNKNOWN
))
3333 return ERROR_COMMAND_SYNTAX_ERROR
;
3334 reset_mode
= n
->value
;
3337 /* reset *all* targets */
3338 return target_process_reset(CMD
, reset_mode
);
3342 COMMAND_HANDLER(handle_resume_command
)
3346 return ERROR_COMMAND_SYNTAX_ERROR
;
3348 struct target
*target
= get_current_target(CMD_CTX
);
3350 /* with no CMD_ARGV, resume from current pc, addr = 0,
3351 * with one arguments, addr = CMD_ARGV[0],
3352 * handle breakpoints, not debugging */
3353 target_addr_t addr
= 0;
3354 if (CMD_ARGC
== 1) {
3355 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], addr
);
3359 return target_resume(target
, current
, addr
, 1, 0);
3362 COMMAND_HANDLER(handle_step_command
)
3365 return ERROR_COMMAND_SYNTAX_ERROR
;
3369 /* with no CMD_ARGV, step from current pc, addr = 0,
3370 * with one argument addr = CMD_ARGV[0],
3371 * handle breakpoints, debugging */
3372 target_addr_t addr
= 0;
3374 if (CMD_ARGC
== 1) {
3375 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], addr
);
3379 struct target
*target
= get_current_target(CMD_CTX
);
3381 return target_step(target
, current_pc
, addr
, 1);
3384 void target_handle_md_output(struct command_invocation
*cmd
,
3385 struct target
*target
, target_addr_t address
, unsigned size
,
3386 unsigned count
, const uint8_t *buffer
)
3388 const unsigned line_bytecnt
= 32;
3389 unsigned line_modulo
= line_bytecnt
/ size
;
3391 char output
[line_bytecnt
* 4 + 1];
3392 unsigned output_len
= 0;
3394 const char *value_fmt
;
3397 value_fmt
= "%16.16"PRIx64
" ";
3400 value_fmt
= "%8.8"PRIx64
" ";
3403 value_fmt
= "%4.4"PRIx64
" ";
3406 value_fmt
= "%2.2"PRIx64
" ";
3409 /* "can't happen", caller checked */
3410 LOG_ERROR("invalid memory read size: %u", size
);
3414 for (unsigned i
= 0; i
< count
; i
++) {
3415 if (i
% line_modulo
== 0) {
3416 output_len
+= snprintf(output
+ output_len
,
3417 sizeof(output
) - output_len
,
3418 TARGET_ADDR_FMT
": ",
3419 (address
+ (i
* size
)));
3423 const uint8_t *value_ptr
= buffer
+ i
* size
;
3426 value
= target_buffer_get_u64(target
, value_ptr
);
3429 value
= target_buffer_get_u32(target
, value_ptr
);
3432 value
= target_buffer_get_u16(target
, value_ptr
);
3437 output_len
+= snprintf(output
+ output_len
,
3438 sizeof(output
) - output_len
,
3441 if ((i
% line_modulo
== line_modulo
- 1) || (i
== count
- 1)) {
3442 command_print(cmd
, "%s", output
);
3448 COMMAND_HANDLER(handle_md_command
)
3451 return ERROR_COMMAND_SYNTAX_ERROR
;
3454 switch (CMD_NAME
[2]) {
3468 return ERROR_COMMAND_SYNTAX_ERROR
;
3471 bool physical
= strcmp(CMD_ARGV
[0], "phys") == 0;
3472 int (*fn
)(struct target
*target
,
3473 target_addr_t address
, uint32_t size_value
, uint32_t count
, uint8_t *buffer
);
3477 fn
= target_read_phys_memory
;
3479 fn
= target_read_memory
;
3480 if ((CMD_ARGC
< 1) || (CMD_ARGC
> 2))
3481 return ERROR_COMMAND_SYNTAX_ERROR
;
3483 target_addr_t address
;
3484 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], address
);
3488 COMMAND_PARSE_NUMBER(uint
, CMD_ARGV
[1], count
);
3490 uint8_t *buffer
= calloc(count
, size
);
3492 LOG_ERROR("Failed to allocate md read buffer");
3496 struct target
*target
= get_current_target(CMD_CTX
);
3497 int retval
= fn(target
, address
, size
, count
, buffer
);
3498 if (retval
== ERROR_OK
)
3499 target_handle_md_output(CMD
, target
, address
, size
, count
, buffer
);
3506 typedef int (*target_write_fn
)(struct target
*target
,
3507 target_addr_t address
, uint32_t size
, uint32_t count
, const uint8_t *buffer
);
3509 static int target_fill_mem(struct target
*target
,
3510 target_addr_t address
,
3518 /* We have to write in reasonably large chunks to be able
3519 * to fill large memory areas with any sane speed */
3520 const unsigned chunk_size
= 16384;
3521 uint8_t *target_buf
= malloc(chunk_size
* data_size
);
3523 LOG_ERROR("Out of memory");
3527 for (unsigned i
= 0; i
< chunk_size
; i
++) {
3528 switch (data_size
) {
3530 target_buffer_set_u64(target
, target_buf
+ i
* data_size
, b
);
3533 target_buffer_set_u32(target
, target_buf
+ i
* data_size
, b
);
3536 target_buffer_set_u16(target
, target_buf
+ i
* data_size
, b
);
3539 target_buffer_set_u8(target
, target_buf
+ i
* data_size
, b
);
3546 int retval
= ERROR_OK
;
3548 for (unsigned x
= 0; x
< c
; x
+= chunk_size
) {
3551 if (current
> chunk_size
)
3552 current
= chunk_size
;
3553 retval
= fn(target
, address
+ x
* data_size
, data_size
, current
, target_buf
);
3554 if (retval
!= ERROR_OK
)
3556 /* avoid GDB timeouts */
3565 COMMAND_HANDLER(handle_mw_command
)
3568 return ERROR_COMMAND_SYNTAX_ERROR
;
3569 bool physical
= strcmp(CMD_ARGV
[0], "phys") == 0;
3574 fn
= target_write_phys_memory
;
3576 fn
= target_write_memory
;
3577 if ((CMD_ARGC
< 2) || (CMD_ARGC
> 3))
3578 return ERROR_COMMAND_SYNTAX_ERROR
;
3580 target_addr_t address
;
3581 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], address
);
3584 COMMAND_PARSE_NUMBER(u64
, CMD_ARGV
[1], value
);
3588 COMMAND_PARSE_NUMBER(uint
, CMD_ARGV
[2], count
);
3590 struct target
*target
= get_current_target(CMD_CTX
);
3592 switch (CMD_NAME
[2]) {
3606 return ERROR_COMMAND_SYNTAX_ERROR
;
3609 return target_fill_mem(target
, address
, fn
, wordsize
, value
, count
);
3612 static COMMAND_HELPER(parse_load_image_command
, struct image
*image
,
3613 target_addr_t
*min_address
, target_addr_t
*max_address
)
3615 if (CMD_ARGC
< 1 || CMD_ARGC
> 5)
3616 return ERROR_COMMAND_SYNTAX_ERROR
;
3618 /* a base address isn't always necessary,
3619 * default to 0x0 (i.e. don't relocate) */
3620 if (CMD_ARGC
>= 2) {
3622 COMMAND_PARSE_ADDRESS(CMD_ARGV
[1], addr
);
3623 image
->base_address
= addr
;
3624 image
->base_address_set
= true;
3626 image
->base_address_set
= false;
3628 image
->start_address_set
= false;
3631 COMMAND_PARSE_ADDRESS(CMD_ARGV
[3], *min_address
);
3632 if (CMD_ARGC
== 5) {
3633 COMMAND_PARSE_ADDRESS(CMD_ARGV
[4], *max_address
);
3634 /* use size (given) to find max (required) */
3635 *max_address
+= *min_address
;
3638 if (*min_address
> *max_address
)
3639 return ERROR_COMMAND_SYNTAX_ERROR
;
3644 COMMAND_HANDLER(handle_load_image_command
)
3648 uint32_t image_size
;
3649 target_addr_t min_address
= 0;
3650 target_addr_t max_address
= -1;
3653 int retval
= CALL_COMMAND_HANDLER(parse_load_image_command
,
3654 &image
, &min_address
, &max_address
);
3655 if (retval
!= ERROR_OK
)
3658 struct target
*target
= get_current_target(CMD_CTX
);
3660 struct duration bench
;
3661 duration_start(&bench
);
3663 if (image_open(&image
, CMD_ARGV
[0], (CMD_ARGC
>= 3) ? CMD_ARGV
[2] : NULL
) != ERROR_OK
)
3668 for (unsigned int i
= 0; i
< image
.num_sections
; i
++) {
3669 buffer
= malloc(image
.sections
[i
].size
);
3672 "error allocating buffer for section (%d bytes)",
3673 (int)(image
.sections
[i
].size
));
3674 retval
= ERROR_FAIL
;
3678 retval
= image_read_section(&image
, i
, 0x0, image
.sections
[i
].size
, buffer
, &buf_cnt
);
3679 if (retval
!= ERROR_OK
) {
3684 uint32_t offset
= 0;
3685 uint32_t length
= buf_cnt
;
3687 /* DANGER!!! beware of unsigned comparison here!!! */
3689 if ((image
.sections
[i
].base_address
+ buf_cnt
>= min_address
) &&
3690 (image
.sections
[i
].base_address
< max_address
)) {
3692 if (image
.sections
[i
].base_address
< min_address
) {
3693 /* clip addresses below */
3694 offset
+= min_address
-image
.sections
[i
].base_address
;
3698 if (image
.sections
[i
].base_address
+ buf_cnt
> max_address
)
3699 length
-= (image
.sections
[i
].base_address
+ buf_cnt
)-max_address
;
3701 retval
= target_write_buffer(target
,
3702 image
.sections
[i
].base_address
+ offset
, length
, buffer
+ offset
);
3703 if (retval
!= ERROR_OK
) {
3707 image_size
+= length
;
3708 command_print(CMD
, "%u bytes written at address " TARGET_ADDR_FMT
"",
3709 (unsigned int)length
,
3710 image
.sections
[i
].base_address
+ offset
);
3716 if ((retval
== ERROR_OK
) && (duration_measure(&bench
) == ERROR_OK
)) {
3717 command_print(CMD
, "downloaded %" PRIu32
" bytes "
3718 "in %fs (%0.3f KiB/s)", image_size
,
3719 duration_elapsed(&bench
), duration_kbps(&bench
, image_size
));
3722 image_close(&image
);
3728 COMMAND_HANDLER(handle_dump_image_command
)
3730 struct fileio
*fileio
;
3732 int retval
, retvaltemp
;
3733 target_addr_t address
, size
;
3734 struct duration bench
;
3735 struct target
*target
= get_current_target(CMD_CTX
);
3738 return ERROR_COMMAND_SYNTAX_ERROR
;
3740 COMMAND_PARSE_ADDRESS(CMD_ARGV
[1], address
);
3741 COMMAND_PARSE_ADDRESS(CMD_ARGV
[2], size
);
3743 uint32_t buf_size
= (size
> 4096) ? 4096 : size
;
3744 buffer
= malloc(buf_size
);
3748 retval
= fileio_open(&fileio
, CMD_ARGV
[0], FILEIO_WRITE
, FILEIO_BINARY
);
3749 if (retval
!= ERROR_OK
) {
3754 duration_start(&bench
);
3757 size_t size_written
;
3758 uint32_t this_run_size
= (size
> buf_size
) ? buf_size
: size
;
3759 retval
= target_read_buffer(target
, address
, this_run_size
, buffer
);
3760 if (retval
!= ERROR_OK
)
3763 retval
= fileio_write(fileio
, this_run_size
, buffer
, &size_written
);
3764 if (retval
!= ERROR_OK
)
3767 size
-= this_run_size
;
3768 address
+= this_run_size
;
3773 if ((retval
== ERROR_OK
) && (duration_measure(&bench
) == ERROR_OK
)) {
3775 retval
= fileio_size(fileio
, &filesize
);
3776 if (retval
!= ERROR_OK
)
3779 "dumped %zu bytes in %fs (%0.3f KiB/s)", filesize
,
3780 duration_elapsed(&bench
), duration_kbps(&bench
, filesize
));
3783 retvaltemp
= fileio_close(fileio
);
3784 if (retvaltemp
!= ERROR_OK
)
3793 IMAGE_CHECKSUM_ONLY
= 2
3796 static COMMAND_HELPER(handle_verify_image_command_internal
, enum verify_mode verify
)
3800 uint32_t image_size
;
3802 uint32_t checksum
= 0;
3803 uint32_t mem_checksum
= 0;
3807 struct target
*target
= get_current_target(CMD_CTX
);
3810 return ERROR_COMMAND_SYNTAX_ERROR
;
3813 LOG_ERROR("no target selected");
3817 struct duration bench
;
3818 duration_start(&bench
);
3820 if (CMD_ARGC
>= 2) {
3822 COMMAND_PARSE_ADDRESS(CMD_ARGV
[1], addr
);
3823 image
.base_address
= addr
;
3824 image
.base_address_set
= true;
3826 image
.base_address_set
= false;
3827 image
.base_address
= 0x0;
3830 image
.start_address_set
= false;
3832 retval
= image_open(&image
, CMD_ARGV
[0], (CMD_ARGC
== 3) ? CMD_ARGV
[2] : NULL
);
3833 if (retval
!= ERROR_OK
)
3839 for (unsigned int i
= 0; i
< image
.num_sections
; i
++) {
3840 buffer
= malloc(image
.sections
[i
].size
);
3843 "error allocating buffer for section (%" PRIu32
" bytes)",
3844 image
.sections
[i
].size
);
3847 retval
= image_read_section(&image
, i
, 0x0, image
.sections
[i
].size
, buffer
, &buf_cnt
);
3848 if (retval
!= ERROR_OK
) {
3853 if (verify
>= IMAGE_VERIFY
) {
3854 /* calculate checksum of image */
3855 retval
= image_calculate_checksum(buffer
, buf_cnt
, &checksum
);
3856 if (retval
!= ERROR_OK
) {
3861 retval
= target_checksum_memory(target
, image
.sections
[i
].base_address
, buf_cnt
, &mem_checksum
);
3862 if (retval
!= ERROR_OK
) {
3866 if ((checksum
!= mem_checksum
) && (verify
== IMAGE_CHECKSUM_ONLY
)) {
3867 LOG_ERROR("checksum mismatch");
3869 retval
= ERROR_FAIL
;
3872 if (checksum
!= mem_checksum
) {
3873 /* failed crc checksum, fall back to a binary compare */
3877 LOG_ERROR("checksum mismatch - attempting binary compare");
3879 data
= malloc(buf_cnt
);
3881 retval
= target_read_buffer(target
, image
.sections
[i
].base_address
, buf_cnt
, data
);
3882 if (retval
== ERROR_OK
) {
3884 for (t
= 0; t
< buf_cnt
; t
++) {
3885 if (data
[t
] != buffer
[t
]) {
3887 "diff %d address 0x%08x. Was 0x%02x instead of 0x%02x",
3889 (unsigned)(t
+ image
.sections
[i
].base_address
),
3892 if (diffs
++ >= 127) {
3893 command_print(CMD
, "More than 128 errors, the rest are not printed.");
3905 command_print(CMD
, "address " TARGET_ADDR_FMT
" length 0x%08zx",
3906 image
.sections
[i
].base_address
,
3911 image_size
+= buf_cnt
;
3914 command_print(CMD
, "No more differences found.");
3917 retval
= ERROR_FAIL
;
3918 if ((retval
== ERROR_OK
) && (duration_measure(&bench
) == ERROR_OK
)) {
3919 command_print(CMD
, "verified %" PRIu32
" bytes "
3920 "in %fs (%0.3f KiB/s)", image_size
,
3921 duration_elapsed(&bench
), duration_kbps(&bench
, image_size
));
3924 image_close(&image
);
3929 COMMAND_HANDLER(handle_verify_image_checksum_command
)
3931 return CALL_COMMAND_HANDLER(handle_verify_image_command_internal
, IMAGE_CHECKSUM_ONLY
);
3934 COMMAND_HANDLER(handle_verify_image_command
)
3936 return CALL_COMMAND_HANDLER(handle_verify_image_command_internal
, IMAGE_VERIFY
);
3939 COMMAND_HANDLER(handle_test_image_command
)
3941 return CALL_COMMAND_HANDLER(handle_verify_image_command_internal
, IMAGE_TEST
);
3944 static int handle_bp_command_list(struct command_invocation
*cmd
)
3946 struct target
*target
= get_current_target(cmd
->ctx
);
3947 struct breakpoint
*breakpoint
= target
->breakpoints
;
3948 while (breakpoint
) {
3949 if (breakpoint
->type
== BKPT_SOFT
) {
3950 char *buf
= buf_to_hex_str(breakpoint
->orig_instr
,
3951 breakpoint
->length
);
3952 command_print(cmd
, "IVA breakpoint: " TARGET_ADDR_FMT
", 0x%x, %i, 0x%s",
3953 breakpoint
->address
,
3955 breakpoint
->set
, buf
);
3958 if ((breakpoint
->address
== 0) && (breakpoint
->asid
!= 0))
3959 command_print(cmd
, "Context breakpoint: 0x%8.8" PRIx32
", 0x%x, %i",
3961 breakpoint
->length
, breakpoint
->set
);
3962 else if ((breakpoint
->address
!= 0) && (breakpoint
->asid
!= 0)) {
3963 command_print(cmd
, "Hybrid breakpoint(IVA): " TARGET_ADDR_FMT
", 0x%x, %i",
3964 breakpoint
->address
,
3965 breakpoint
->length
, breakpoint
->set
);
3966 command_print(cmd
, "\t|--->linked with ContextID: 0x%8.8" PRIx32
,
3969 command_print(cmd
, "Breakpoint(IVA): " TARGET_ADDR_FMT
", 0x%x, %i",
3970 breakpoint
->address
,
3971 breakpoint
->length
, breakpoint
->set
);
3974 breakpoint
= breakpoint
->next
;
3979 static int handle_bp_command_set(struct command_invocation
*cmd
,
3980 target_addr_t addr
, uint32_t asid
, uint32_t length
, int hw
)
3982 struct target
*target
= get_current_target(cmd
->ctx
);
3986 retval
= breakpoint_add(target
, addr
, length
, hw
);
3987 /* error is always logged in breakpoint_add(), do not print it again */
3988 if (retval
== ERROR_OK
)
3989 command_print(cmd
, "breakpoint set at " TARGET_ADDR_FMT
"", addr
);
3991 } else if (addr
== 0) {
3992 if (!target
->type
->add_context_breakpoint
) {
3993 LOG_ERROR("Context breakpoint not available");
3994 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE
;
3996 retval
= context_breakpoint_add(target
, asid
, length
, hw
);
3997 /* error is always logged in context_breakpoint_add(), do not print it again */
3998 if (retval
== ERROR_OK
)
3999 command_print(cmd
, "Context breakpoint set at 0x%8.8" PRIx32
"", asid
);
4002 if (!target
->type
->add_hybrid_breakpoint
) {
4003 LOG_ERROR("Hybrid breakpoint not available");
4004 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE
;
4006 retval
= hybrid_breakpoint_add(target
, addr
, asid
, length
, hw
);
4007 /* error is always logged in hybrid_breakpoint_add(), do not print it again */
4008 if (retval
== ERROR_OK
)
4009 command_print(cmd
, "Hybrid breakpoint set at 0x%8.8" PRIx32
"", asid
);
4014 COMMAND_HANDLER(handle_bp_command
)
4023 return handle_bp_command_list(CMD
);
4027 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], addr
);
4028 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], length
);
4029 return handle_bp_command_set(CMD
, addr
, asid
, length
, hw
);
4032 if (strcmp(CMD_ARGV
[2], "hw") == 0) {
4034 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], addr
);
4035 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], length
);
4037 return handle_bp_command_set(CMD
, addr
, asid
, length
, hw
);
4038 } else if (strcmp(CMD_ARGV
[2], "hw_ctx") == 0) {
4040 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], asid
);
4041 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], length
);
4043 return handle_bp_command_set(CMD
, addr
, asid
, length
, hw
);
4048 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], addr
);
4049 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], asid
);
4050 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[2], length
);
4051 return handle_bp_command_set(CMD
, addr
, asid
, length
, hw
);
4054 return ERROR_COMMAND_SYNTAX_ERROR
;
4058 COMMAND_HANDLER(handle_rbp_command
)
4061 return ERROR_COMMAND_SYNTAX_ERROR
;
4063 struct target
*target
= get_current_target(CMD_CTX
);
4065 if (!strcmp(CMD_ARGV
[0], "all")) {
4066 breakpoint_remove_all(target
);
4069 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], addr
);
4071 breakpoint_remove(target
, addr
);
4077 COMMAND_HANDLER(handle_wp_command
)
4079 struct target
*target
= get_current_target(CMD_CTX
);
4081 if (CMD_ARGC
== 0) {
4082 struct watchpoint
*watchpoint
= target
->watchpoints
;
4084 while (watchpoint
) {
4085 command_print(CMD
, "address: " TARGET_ADDR_FMT
4086 ", len: 0x%8.8" PRIx32
4087 ", r/w/a: %i, value: 0x%8.8" PRIx32
4088 ", mask: 0x%8.8" PRIx32
,
4089 watchpoint
->address
,
4091 (int)watchpoint
->rw
,
4094 watchpoint
= watchpoint
->next
;
4099 enum watchpoint_rw type
= WPT_ACCESS
;
4100 target_addr_t addr
= 0;
4101 uint32_t length
= 0;
4102 uint32_t data_value
= 0x0;
4103 uint32_t data_mask
= 0xffffffff;
4107 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[4], data_mask
);
4110 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[3], data_value
);
4113 switch (CMD_ARGV
[2][0]) {
4124 LOG_ERROR("invalid watchpoint mode ('%c')", CMD_ARGV
[2][0]);
4125 return ERROR_COMMAND_SYNTAX_ERROR
;
4129 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], length
);
4130 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], addr
);
4134 return ERROR_COMMAND_SYNTAX_ERROR
;
4137 int retval
= watchpoint_add(target
, addr
, length
, type
,
4138 data_value
, data_mask
);
4139 if (retval
!= ERROR_OK
)
4140 LOG_ERROR("Failure setting watchpoints");
4145 COMMAND_HANDLER(handle_rwp_command
)
4148 return ERROR_COMMAND_SYNTAX_ERROR
;
4151 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], addr
);
4153 struct target
*target
= get_current_target(CMD_CTX
);
4154 watchpoint_remove(target
, addr
);
4160 * Translate a virtual address to a physical address.
4162 * The low-level target implementation must have logged a detailed error
4163 * which is forwarded to telnet/GDB session.
4165 COMMAND_HANDLER(handle_virt2phys_command
)
4168 return ERROR_COMMAND_SYNTAX_ERROR
;
4171 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], va
);
4174 struct target
*target
= get_current_target(CMD_CTX
);
4175 int retval
= target
->type
->virt2phys(target
, va
, &pa
);
4176 if (retval
== ERROR_OK
)
4177 command_print(CMD
, "Physical address " TARGET_ADDR_FMT
"", pa
);
4182 static void write_data(FILE *f
, const void *data
, size_t len
)
4184 size_t written
= fwrite(data
, 1, len
, f
);
4186 LOG_ERROR("failed to write %zu bytes: %s", len
, strerror(errno
));
4189 static void write_long(FILE *f
, int l
, struct target
*target
)
4193 target_buffer_set_u32(target
, val
, l
);
4194 write_data(f
, val
, 4);
4197 static void write_string(FILE *f
, char *s
)
4199 write_data(f
, s
, strlen(s
));
4202 typedef unsigned char UNIT
[2]; /* unit of profiling */
4204 /* Dump a gmon.out histogram file. */
4205 static void write_gmon(uint32_t *samples
, uint32_t sample_num
, const char *filename
, bool with_range
,
4206 uint32_t start_address
, uint32_t end_address
, struct target
*target
, uint32_t duration_ms
)
4209 FILE *f
= fopen(filename
, "w");
4212 write_string(f
, "gmon");
4213 write_long(f
, 0x00000001, target
); /* Version */
4214 write_long(f
, 0, target
); /* padding */
4215 write_long(f
, 0, target
); /* padding */
4216 write_long(f
, 0, target
); /* padding */
4218 uint8_t zero
= 0; /* GMON_TAG_TIME_HIST */
4219 write_data(f
, &zero
, 1);
4221 /* figure out bucket size */
4225 min
= start_address
;
4230 for (i
= 0; i
< sample_num
; i
++) {
4231 if (min
> samples
[i
])
4233 if (max
< samples
[i
])
4237 /* max should be (largest sample + 1)
4238 * Refer to binutils/gprof/hist.c (find_histogram_for_pc) */
4242 int address_space
= max
- min
;
4243 assert(address_space
>= 2);
4245 /* FIXME: What is the reasonable number of buckets?
4246 * The profiling result will be more accurate if there are enough buckets. */
4247 static const uint32_t max_buckets
= 128 * 1024; /* maximum buckets. */
4248 uint32_t num_buckets
= address_space
/ sizeof(UNIT
);
4249 if (num_buckets
> max_buckets
)
4250 num_buckets
= max_buckets
;
4251 int *buckets
= malloc(sizeof(int) * num_buckets
);
4256 memset(buckets
, 0, sizeof(int) * num_buckets
);
4257 for (i
= 0; i
< sample_num
; i
++) {
4258 uint32_t address
= samples
[i
];
4260 if ((address
< min
) || (max
<= address
))
4263 long long a
= address
- min
;
4264 long long b
= num_buckets
;
4265 long long c
= address_space
;
4266 int index_t
= (a
* b
) / c
; /* danger!!!! int32 overflows */
4270 /* append binary memory gmon.out &profile_hist_hdr ((char*)&profile_hist_hdr + sizeof(struct gmon_hist_hdr)) */
4271 write_long(f
, min
, target
); /* low_pc */
4272 write_long(f
, max
, target
); /* high_pc */
4273 write_long(f
, num_buckets
, target
); /* # of buckets */
4274 float sample_rate
= sample_num
/ (duration_ms
/ 1000.0);
4275 write_long(f
, sample_rate
, target
);
4276 write_string(f
, "seconds");
4277 for (i
= 0; i
< (15-strlen("seconds")); i
++)
4278 write_data(f
, &zero
, 1);
4279 write_string(f
, "s");
4281 /*append binary memory gmon.out profile_hist_data (profile_hist_data + profile_hist_hdr.hist_size) */
4283 char *data
= malloc(2 * num_buckets
);
4285 for (i
= 0; i
< num_buckets
; i
++) {
4290 data
[i
* 2] = val
&0xff;
4291 data
[i
* 2 + 1] = (val
>> 8) & 0xff;
4294 write_data(f
, data
, num_buckets
* 2);
4302 /* profiling samples the CPU PC as quickly as OpenOCD is able,
4303 * which will be used as a random sampling of PC */
4304 COMMAND_HANDLER(handle_profile_command
)
4306 struct target
*target
= get_current_target(CMD_CTX
);
4308 if ((CMD_ARGC
!= 2) && (CMD_ARGC
!= 4))
4309 return ERROR_COMMAND_SYNTAX_ERROR
;
4311 const uint32_t MAX_PROFILE_SAMPLE_NUM
= 10000;
4313 uint32_t num_of_samples
;
4314 int retval
= ERROR_OK
;
4315 bool halted_before_profiling
= target
->state
== TARGET_HALTED
;
4317 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], offset
);
4319 uint32_t *samples
= malloc(sizeof(uint32_t) * MAX_PROFILE_SAMPLE_NUM
);
4321 LOG_ERROR("No memory to store samples.");
4325 uint64_t timestart_ms
= timeval_ms();
4327 * Some cores let us sample the PC without the
4328 * annoying halt/resume step; for example, ARMv7 PCSR.
4329 * Provide a way to use that more efficient mechanism.
4331 retval
= target_profiling(target
, samples
, MAX_PROFILE_SAMPLE_NUM
,
4332 &num_of_samples
, offset
);
4333 if (retval
!= ERROR_OK
) {
4337 uint32_t duration_ms
= timeval_ms() - timestart_ms
;
4339 assert(num_of_samples
<= MAX_PROFILE_SAMPLE_NUM
);
4341 retval
= target_poll(target
);
4342 if (retval
!= ERROR_OK
) {
4347 if (target
->state
== TARGET_RUNNING
&& halted_before_profiling
) {
4348 /* The target was halted before we started and is running now. Halt it,
4349 * for consistency. */
4350 retval
= target_halt(target
);
4351 if (retval
!= ERROR_OK
) {
4355 } else if (target
->state
== TARGET_HALTED
&& !halted_before_profiling
) {
4356 /* The target was running before we started and is halted now. Resume
4357 * it, for consistency. */
4358 retval
= target_resume(target
, 1, 0, 0, 0);
4359 if (retval
!= ERROR_OK
) {
4365 retval
= target_poll(target
);
4366 if (retval
!= ERROR_OK
) {
4371 uint32_t start_address
= 0;
4372 uint32_t end_address
= 0;
4373 bool with_range
= false;
4374 if (CMD_ARGC
== 4) {
4376 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[2], start_address
);
4377 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[3], end_address
);
4380 write_gmon(samples
, num_of_samples
, CMD_ARGV
[1],
4381 with_range
, start_address
, end_address
, target
, duration_ms
);
4382 command_print(CMD
, "Wrote %s", CMD_ARGV
[1]);
4388 static int new_u64_array_element(Jim_Interp
*interp
, const char *varname
, int idx
, uint64_t val
)
4391 Jim_Obj
*obj_name
, *obj_val
;
4394 namebuf
= alloc_printf("%s(%d)", varname
, idx
);
4398 obj_name
= Jim_NewStringObj(interp
, namebuf
, -1);
4399 jim_wide wide_val
= val
;
4400 obj_val
= Jim_NewWideObj(interp
, wide_val
);
4401 if (!obj_name
|| !obj_val
) {
4406 Jim_IncrRefCount(obj_name
);
4407 Jim_IncrRefCount(obj_val
);
4408 result
= Jim_SetVariable(interp
, obj_name
, obj_val
);
4409 Jim_DecrRefCount(interp
, obj_name
);
4410 Jim_DecrRefCount(interp
, obj_val
);
4412 /* printf("%s(%d) <= 0%08x\n", varname, idx, val); */
4416 static int jim_mem2array(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4418 struct command_context
*context
;
4419 struct target
*target
;
4421 context
= current_command_context(interp
);
4424 target
= get_current_target(context
);
4426 LOG_ERROR("mem2array: no current target");
4430 return target_mem2array(interp
, target
, argc
- 1, argv
+ 1);
4433 static int target_mem2array(Jim_Interp
*interp
, struct target
*target
, int argc
, Jim_Obj
*const *argv
)
4437 /* argv[0] = name of array to receive the data
4438 * argv[1] = desired element width in bits
4439 * argv[2] = memory address
4440 * argv[3] = count of times to read
4441 * argv[4] = optional "phys"
4443 if (argc
< 4 || argc
> 5) {
4444 Jim_WrongNumArgs(interp
, 0, argv
, "varname width addr nelems [phys]");
4448 /* Arg 0: Name of the array variable */
4449 const char *varname
= Jim_GetString(argv
[0], NULL
);
4451 /* Arg 1: Bit width of one element */
4453 e
= Jim_GetLong(interp
, argv
[1], &l
);
4456 const unsigned int width_bits
= l
;
4458 if (width_bits
!= 8 &&
4462 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4463 Jim_AppendStrings(interp
, Jim_GetResult(interp
),
4464 "Invalid width param. Must be one of: 8, 16, 32 or 64.", NULL
);
4467 const unsigned int width
= width_bits
/ 8;
4469 /* Arg 2: Memory address */
4471 e
= Jim_GetWide(interp
, argv
[2], &wide_addr
);
4474 target_addr_t addr
= (target_addr_t
)wide_addr
;
4476 /* Arg 3: Number of elements to read */
4477 e
= Jim_GetLong(interp
, argv
[3], &l
);
4483 bool is_phys
= false;
4486 const char *phys
= Jim_GetString(argv
[4], &str_len
);
4487 if (!strncmp(phys
, "phys", str_len
))
4493 /* Argument checks */
4495 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4496 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "mem2array: zero width read?", NULL
);
4499 if ((addr
+ (len
* width
)) < addr
) {
4500 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4501 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "mem2array: addr + len - wraps to zero?", NULL
);
4505 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4506 Jim_AppendStrings(interp
, Jim_GetResult(interp
),
4507 "mem2array: too large read request, exceeds 64K items", NULL
);
4512 ((width
== 2) && ((addr
& 1) == 0)) ||
4513 ((width
== 4) && ((addr
& 3) == 0)) ||
4514 ((width
== 8) && ((addr
& 7) == 0))) {
4515 /* alignment correct */
4518 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4519 sprintf(buf
, "mem2array address: " TARGET_ADDR_FMT
" is not aligned for %" PRIu32
" byte reads",
4522 Jim_AppendStrings(interp
, Jim_GetResult(interp
), buf
, NULL
);
4531 const size_t buffersize
= 4096;
4532 uint8_t *buffer
= malloc(buffersize
);
4539 /* Slurp... in buffer size chunks */
4540 const unsigned int max_chunk_len
= buffersize
/ width
;
4541 const size_t chunk_len
= MIN(len
, max_chunk_len
); /* in elements.. */
4545 retval
= target_read_phys_memory(target
, addr
, width
, chunk_len
, buffer
);
4547 retval
= target_read_memory(target
, addr
, width
, chunk_len
, buffer
);
4548 if (retval
!= ERROR_OK
) {
4550 LOG_ERROR("mem2array: Read @ " TARGET_ADDR_FMT
", w=%u, cnt=%zu, failed",
4554 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4555 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "mem2array: cannot read memory", NULL
);
4559 for (size_t i
= 0; i
< chunk_len
; i
++, idx
++) {
4563 v
= target_buffer_get_u64(target
, &buffer
[i
*width
]);
4566 v
= target_buffer_get_u32(target
, &buffer
[i
*width
]);
4569 v
= target_buffer_get_u16(target
, &buffer
[i
*width
]);
4572 v
= buffer
[i
] & 0x0ff;
4575 new_u64_array_element(interp
, varname
, idx
, v
);
4578 addr
+= chunk_len
* width
;
4584 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4589 static int get_u64_array_element(Jim_Interp
*interp
, const char *varname
, size_t idx
, uint64_t *val
)
4591 char *namebuf
= alloc_printf("%s(%zu)", varname
, idx
);
4595 Jim_Obj
*obj_name
= Jim_NewStringObj(interp
, namebuf
, -1);
4601 Jim_IncrRefCount(obj_name
);
4602 Jim_Obj
*obj_val
= Jim_GetVariable(interp
, obj_name
, JIM_ERRMSG
);
4603 Jim_DecrRefCount(interp
, obj_name
);
4609 int result
= Jim_GetWide(interp
, obj_val
, &wide_val
);
4614 static int jim_array2mem(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4616 struct command_context
*context
;
4617 struct target
*target
;
4619 context
= current_command_context(interp
);
4622 target
= get_current_target(context
);
4624 LOG_ERROR("array2mem: no current target");
4628 return target_array2mem(interp
, target
, argc
-1, argv
+ 1);
4631 static int target_array2mem(Jim_Interp
*interp
, struct target
*target
,
4632 int argc
, Jim_Obj
*const *argv
)
4636 /* argv[0] = name of array from which to read the data
4637 * argv[1] = desired element width in bits
4638 * argv[2] = memory address
4639 * argv[3] = number of elements to write
4640 * argv[4] = optional "phys"
4642 if (argc
< 4 || argc
> 5) {
4643 Jim_WrongNumArgs(interp
, 0, argv
, "varname width addr nelems [phys]");
4647 /* Arg 0: Name of the array variable */
4648 const char *varname
= Jim_GetString(argv
[0], NULL
);
4650 /* Arg 1: Bit width of one element */
4652 e
= Jim_GetLong(interp
, argv
[1], &l
);
4655 const unsigned int width_bits
= l
;
4657 if (width_bits
!= 8 &&
4661 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4662 Jim_AppendStrings(interp
, Jim_GetResult(interp
),
4663 "Invalid width param. Must be one of: 8, 16, 32 or 64.", NULL
);
4666 const unsigned int width
= width_bits
/ 8;
4668 /* Arg 2: Memory address */
4670 e
= Jim_GetWide(interp
, argv
[2], &wide_addr
);
4673 target_addr_t addr
= (target_addr_t
)wide_addr
;
4675 /* Arg 3: Number of elements to write */
4676 e
= Jim_GetLong(interp
, argv
[3], &l
);
4682 bool is_phys
= false;
4685 const char *phys
= Jim_GetString(argv
[4], &str_len
);
4686 if (!strncmp(phys
, "phys", str_len
))
4692 /* Argument checks */
4694 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4695 Jim_AppendStrings(interp
, Jim_GetResult(interp
),
4696 "array2mem: zero width read?", NULL
);
4700 if ((addr
+ (len
* width
)) < addr
) {
4701 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4702 Jim_AppendStrings(interp
, Jim_GetResult(interp
),
4703 "array2mem: addr + len - wraps to zero?", NULL
);
4708 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4709 Jim_AppendStrings(interp
, Jim_GetResult(interp
),
4710 "array2mem: too large memory write request, exceeds 64K items", NULL
);
4715 ((width
== 2) && ((addr
& 1) == 0)) ||
4716 ((width
== 4) && ((addr
& 3) == 0)) ||
4717 ((width
== 8) && ((addr
& 7) == 0))) {
4718 /* alignment correct */
4721 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4722 sprintf(buf
, "array2mem address: " TARGET_ADDR_FMT
" is not aligned for %" PRIu32
" byte reads",
4725 Jim_AppendStrings(interp
, Jim_GetResult(interp
), buf
, NULL
);
4734 const size_t buffersize
= 4096;
4735 uint8_t *buffer
= malloc(buffersize
);
4743 /* Slurp... in buffer size chunks */
4744 const unsigned int max_chunk_len
= buffersize
/ width
;
4746 const size_t chunk_len
= MIN(len
, max_chunk_len
); /* in elements.. */
4748 /* Fill the buffer */
4749 for (size_t i
= 0; i
< chunk_len
; i
++, idx
++) {
4751 if (get_u64_array_element(interp
, varname
, idx
, &v
) != JIM_OK
) {
4757 target_buffer_set_u64(target
, &buffer
[i
* width
], v
);
4760 target_buffer_set_u32(target
, &buffer
[i
* width
], v
);
4763 target_buffer_set_u16(target
, &buffer
[i
* width
], v
);
4766 buffer
[i
] = v
& 0x0ff;
4772 /* Write the buffer to memory */
4775 retval
= target_write_phys_memory(target
, addr
, width
, chunk_len
, buffer
);
4777 retval
= target_write_memory(target
, addr
, width
, chunk_len
, buffer
);
4778 if (retval
!= ERROR_OK
) {
4780 LOG_ERROR("array2mem: Write @ " TARGET_ADDR_FMT
", w=%u, cnt=%zu, failed",
4784 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4785 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "array2mem: cannot read memory", NULL
);
4789 addr
+= chunk_len
* width
;
4794 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4799 /* FIX? should we propagate errors here rather than printing them
4802 void target_handle_event(struct target
*target
, enum target_event e
)
4804 struct target_event_action
*teap
;
4807 for (teap
= target
->event_action
; teap
; teap
= teap
->next
) {
4808 if (teap
->event
== e
) {
4809 LOG_DEBUG("target(%d): %s (%s) event: %d (%s) action: %s",
4810 target
->target_number
,
4811 target_name(target
),
4812 target_type_name(target
),
4814 jim_nvp_value2name_simple(nvp_target_event
, e
)->name
,
4815 Jim_GetString(teap
->body
, NULL
));
4817 /* Override current target by the target an event
4818 * is issued from (lot of scripts need it).
4819 * Return back to previous override as soon
4820 * as the handler processing is done */
4821 struct command_context
*cmd_ctx
= current_command_context(teap
->interp
);
4822 struct target
*saved_target_override
= cmd_ctx
->current_target_override
;
4823 cmd_ctx
->current_target_override
= target
;
4825 retval
= Jim_EvalObj(teap
->interp
, teap
->body
);
4827 cmd_ctx
->current_target_override
= saved_target_override
;
4829 if (retval
== ERROR_COMMAND_CLOSE_CONNECTION
)
4832 if (retval
== JIM_RETURN
)
4833 retval
= teap
->interp
->returnCode
;
4835 if (retval
!= JIM_OK
) {
4836 Jim_MakeErrorMessage(teap
->interp
);
4837 LOG_USER("Error executing event %s on target %s:\n%s",
4838 jim_nvp_value2name_simple(nvp_target_event
, e
)->name
,
4839 target_name(target
),
4840 Jim_GetString(Jim_GetResult(teap
->interp
), NULL
));
4841 /* clean both error code and stacktrace before return */
4842 Jim_Eval(teap
->interp
, "error \"\" \"\"");
4849 * Returns true only if the target has a handler for the specified event.
4851 bool target_has_event_action(struct target
*target
, enum target_event event
)
4853 struct target_event_action
*teap
;
4855 for (teap
= target
->event_action
; teap
; teap
= teap
->next
) {
4856 if (teap
->event
== event
)
4862 enum target_cfg_param
{
4865 TCFG_WORK_AREA_VIRT
,
4866 TCFG_WORK_AREA_PHYS
,
4867 TCFG_WORK_AREA_SIZE
,
4868 TCFG_WORK_AREA_BACKUP
,
4871 TCFG_CHAIN_POSITION
,
4876 TCFG_GDB_MAX_CONNECTIONS
,
4879 static struct jim_nvp nvp_config_opts
[] = {
4880 { .name
= "-type", .value
= TCFG_TYPE
},
4881 { .name
= "-event", .value
= TCFG_EVENT
},
4882 { .name
= "-work-area-virt", .value
= TCFG_WORK_AREA_VIRT
},
4883 { .name
= "-work-area-phys", .value
= TCFG_WORK_AREA_PHYS
},
4884 { .name
= "-work-area-size", .value
= TCFG_WORK_AREA_SIZE
},
4885 { .name
= "-work-area-backup", .value
= TCFG_WORK_AREA_BACKUP
},
4886 { .name
= "-endian", .value
= TCFG_ENDIAN
},
4887 { .name
= "-coreid", .value
= TCFG_COREID
},
4888 { .name
= "-chain-position", .value
= TCFG_CHAIN_POSITION
},
4889 { .name
= "-dbgbase", .value
= TCFG_DBGBASE
},
4890 { .name
= "-rtos", .value
= TCFG_RTOS
},
4891 { .name
= "-defer-examine", .value
= TCFG_DEFER_EXAMINE
},
4892 { .name
= "-gdb-port", .value
= TCFG_GDB_PORT
},
4893 { .name
= "-gdb-max-connections", .value
= TCFG_GDB_MAX_CONNECTIONS
},
4894 { .name
= NULL
, .value
= -1 }
4897 static int target_configure(struct jim_getopt_info
*goi
, struct target
*target
)
4904 /* parse config or cget options ... */
4905 while (goi
->argc
> 0) {
4906 Jim_SetEmptyResult(goi
->interp
);
4907 /* jim_getopt_debug(goi); */
4909 if (target
->type
->target_jim_configure
) {
4910 /* target defines a configure function */
4911 /* target gets first dibs on parameters */
4912 e
= (*(target
->type
->target_jim_configure
))(target
, goi
);
4921 /* otherwise we 'continue' below */
4923 e
= jim_getopt_nvp(goi
, nvp_config_opts
, &n
);
4925 jim_getopt_nvp_unknown(goi
, nvp_config_opts
, 0);
4931 if (goi
->isconfigure
) {
4932 Jim_SetResultFormatted(goi
->interp
,
4933 "not settable: %s", n
->name
);
4937 if (goi
->argc
!= 0) {
4938 Jim_WrongNumArgs(goi
->interp
,
4939 goi
->argc
, goi
->argv
,
4944 Jim_SetResultString(goi
->interp
,
4945 target_type_name(target
), -1);
4949 if (goi
->argc
== 0) {
4950 Jim_WrongNumArgs(goi
->interp
, goi
->argc
, goi
->argv
, "-event ?event-name? ...");
4954 e
= jim_getopt_nvp(goi
, nvp_target_event
, &n
);
4956 jim_getopt_nvp_unknown(goi
, nvp_target_event
, 1);
4960 if (goi
->isconfigure
) {
4961 if (goi
->argc
!= 1) {
4962 Jim_WrongNumArgs(goi
->interp
, goi
->argc
, goi
->argv
, "-event ?event-name? ?EVENT-BODY?");
4966 if (goi
->argc
!= 0) {
4967 Jim_WrongNumArgs(goi
->interp
, goi
->argc
, goi
->argv
, "-event ?event-name?");
4973 struct target_event_action
*teap
;
4975 teap
= target
->event_action
;
4976 /* replace existing? */
4978 if (teap
->event
== (enum target_event
)n
->value
)
4983 if (goi
->isconfigure
) {
4984 /* START_DEPRECATED_TPIU */
4985 if (n
->value
== TARGET_EVENT_TRACE_CONFIG
)
4986 LOG_INFO("DEPRECATED target event %s; use TPIU events {pre,post}-{enable,disable}", n
->name
);
4987 /* END_DEPRECATED_TPIU */
4989 bool replace
= true;
4992 teap
= calloc(1, sizeof(*teap
));
4995 teap
->event
= n
->value
;
4996 teap
->interp
= goi
->interp
;
4997 jim_getopt_obj(goi
, &o
);
4999 Jim_DecrRefCount(teap
->interp
, teap
->body
);
5000 teap
->body
= Jim_DuplicateObj(goi
->interp
, o
);
5003 * Tcl/TK - "tk events" have a nice feature.
5004 * See the "BIND" command.
5005 * We should support that here.
5006 * You can specify %X and %Y in the event code.
5007 * The idea is: %T - target name.
5008 * The idea is: %N - target number
5009 * The idea is: %E - event name.
5011 Jim_IncrRefCount(teap
->body
);
5014 /* add to head of event list */
5015 teap
->next
= target
->event_action
;
5016 target
->event_action
= teap
;
5018 Jim_SetEmptyResult(goi
->interp
);
5022 Jim_SetEmptyResult(goi
->interp
);
5024 Jim_SetResult(goi
->interp
, Jim_DuplicateObj(goi
->interp
, teap
->body
));
5030 case TCFG_WORK_AREA_VIRT
:
5031 if (goi
->isconfigure
) {
5032 target_free_all_working_areas(target
);
5033 e
= jim_getopt_wide(goi
, &w
);
5036 target
->working_area_virt
= w
;
5037 target
->working_area_virt_spec
= true;
5042 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->working_area_virt
));
5046 case TCFG_WORK_AREA_PHYS
:
5047 if (goi
->isconfigure
) {
5048 target_free_all_working_areas(target
);
5049 e
= jim_getopt_wide(goi
, &w
);
5052 target
->working_area_phys
= w
;
5053 target
->working_area_phys_spec
= true;
5058 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->working_area_phys
));
5062 case TCFG_WORK_AREA_SIZE
:
5063 if (goi
->isconfigure
) {
5064 target_free_all_working_areas(target
);
5065 e
= jim_getopt_wide(goi
, &w
);
5068 target
->working_area_size
= w
;
5073 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->working_area_size
));
5077 case TCFG_WORK_AREA_BACKUP
:
5078 if (goi
->isconfigure
) {
5079 target_free_all_working_areas(target
);
5080 e
= jim_getopt_wide(goi
, &w
);
5083 /* make this exactly 1 or 0 */
5084 target
->backup_working_area
= (!!w
);
5089 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->backup_working_area
));
5090 /* loop for more e*/
5095 if (goi
->isconfigure
) {
5096 e
= jim_getopt_nvp(goi
, nvp_target_endian
, &n
);
5098 jim_getopt_nvp_unknown(goi
, nvp_target_endian
, 1);
5101 target
->endianness
= n
->value
;
5106 n
= jim_nvp_value2name_simple(nvp_target_endian
, target
->endianness
);
5108 target
->endianness
= TARGET_LITTLE_ENDIAN
;
5109 n
= jim_nvp_value2name_simple(nvp_target_endian
, target
->endianness
);
5111 Jim_SetResultString(goi
->interp
, n
->name
, -1);
5116 if (goi
->isconfigure
) {
5117 e
= jim_getopt_wide(goi
, &w
);
5120 target
->coreid
= (int32_t)w
;
5125 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->coreid
));
5129 case TCFG_CHAIN_POSITION
:
5130 if (goi
->isconfigure
) {
5132 struct jtag_tap
*tap
;
5134 if (target
->has_dap
) {
5135 Jim_SetResultString(goi
->interp
,
5136 "target requires -dap parameter instead of -chain-position!", -1);
5140 target_free_all_working_areas(target
);
5141 e
= jim_getopt_obj(goi
, &o_t
);
5144 tap
= jtag_tap_by_jim_obj(goi
->interp
, o_t
);
5148 target
->tap_configured
= true;
5153 Jim_SetResultString(goi
->interp
, target
->tap
->dotted_name
, -1);
5154 /* loop for more e*/
5157 if (goi
->isconfigure
) {
5158 e
= jim_getopt_wide(goi
, &w
);
5161 target
->dbgbase
= (uint32_t)w
;
5162 target
->dbgbase_set
= true;
5167 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->dbgbase
));
5173 int result
= rtos_create(goi
, target
);
5174 if (result
!= JIM_OK
)
5180 case TCFG_DEFER_EXAMINE
:
5182 target
->defer_examine
= true;
5187 if (goi
->isconfigure
) {
5188 struct command_context
*cmd_ctx
= current_command_context(goi
->interp
);
5189 if (cmd_ctx
->mode
!= COMMAND_CONFIG
) {
5190 Jim_SetResultString(goi
->interp
, "-gdb-port must be configured before 'init'", -1);
5195 e
= jim_getopt_string(goi
, &s
, NULL
);
5198 free(target
->gdb_port_override
);
5199 target
->gdb_port_override
= strdup(s
);
5204 Jim_SetResultString(goi
->interp
, target
->gdb_port_override
? target
->gdb_port_override
: "undefined", -1);
5208 case TCFG_GDB_MAX_CONNECTIONS
:
5209 if (goi
->isconfigure
) {
5210 struct command_context
*cmd_ctx
= current_command_context(goi
->interp
);
5211 if (cmd_ctx
->mode
!= COMMAND_CONFIG
) {
5212 Jim_SetResultString(goi
->interp
, "-gdb-max-connections must be configured before 'init'", -1);
5216 e
= jim_getopt_wide(goi
, &w
);
5219 target
->gdb_max_connections
= (w
< 0) ? CONNECTION_LIMIT_UNLIMITED
: (int)w
;
5224 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->gdb_max_connections
));
5227 } /* while (goi->argc) */
5230 /* done - we return */
5234 static int jim_target_configure(Jim_Interp
*interp
, int argc
, Jim_Obj
* const *argv
)
5236 struct command
*c
= jim_to_command(interp
);
5237 struct jim_getopt_info goi
;
5239 jim_getopt_setup(&goi
, interp
, argc
- 1, argv
+ 1);
5240 goi
.isconfigure
= !strcmp(c
->name
, "configure");
5242 Jim_WrongNumArgs(goi
.interp
, goi
.argc
, goi
.argv
,
5243 "missing: -option ...");
5246 struct command_context
*cmd_ctx
= current_command_context(interp
);
5248 struct target
*target
= get_current_target(cmd_ctx
);
5249 return target_configure(&goi
, target
);
5252 static int jim_target_mem2array(Jim_Interp
*interp
,
5253 int argc
, Jim_Obj
*const *argv
)
5255 struct command_context
*cmd_ctx
= current_command_context(interp
);
5257 struct target
*target
= get_current_target(cmd_ctx
);
5258 return target_mem2array(interp
, target
, argc
- 1, argv
+ 1);
5261 static int jim_target_array2mem(Jim_Interp
*interp
,
5262 int argc
, Jim_Obj
*const *argv
)
5264 struct command_context
*cmd_ctx
= current_command_context(interp
);
5266 struct target
*target
= get_current_target(cmd_ctx
);
5267 return target_array2mem(interp
, target
, argc
- 1, argv
+ 1);
5270 static int jim_target_tap_disabled(Jim_Interp
*interp
)
5272 Jim_SetResultFormatted(interp
, "[TAP is disabled]");
5276 static int jim_target_examine(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5278 bool allow_defer
= false;
5280 struct jim_getopt_info goi
;
5281 jim_getopt_setup(&goi
, interp
, argc
- 1, argv
+ 1);
5283 const char *cmd_name
= Jim_GetString(argv
[0], NULL
);
5284 Jim_SetResultFormatted(goi
.interp
,
5285 "usage: %s ['allow-defer']", cmd_name
);
5289 strcmp(Jim_GetString(argv
[1], NULL
), "allow-defer") == 0) {
5292 int e
= jim_getopt_obj(&goi
, &obj
);
5298 struct command_context
*cmd_ctx
= current_command_context(interp
);
5300 struct target
*target
= get_current_target(cmd_ctx
);
5301 if (!target
->tap
->enabled
)
5302 return jim_target_tap_disabled(interp
);
5304 if (allow_defer
&& target
->defer_examine
) {
5305 LOG_INFO("Deferring arp_examine of %s", target_name(target
));
5306 LOG_INFO("Use arp_examine command to examine it manually!");
5310 int e
= target
->type
->examine(target
);
5316 static int jim_target_was_examined(Jim_Interp
*interp
, int argc
, Jim_Obj
* const *argv
)
5318 struct command_context
*cmd_ctx
= current_command_context(interp
);
5320 struct target
*target
= get_current_target(cmd_ctx
);
5322 Jim_SetResultBool(interp
, target_was_examined(target
));
5326 static int jim_target_examine_deferred(Jim_Interp
*interp
, int argc
, Jim_Obj
* const *argv
)
5328 struct command_context
*cmd_ctx
= current_command_context(interp
);
5330 struct target
*target
= get_current_target(cmd_ctx
);
5332 Jim_SetResultBool(interp
, target
->defer_examine
);
5336 static int jim_target_halt_gdb(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5339 Jim_WrongNumArgs(interp
, 1, argv
, "[no parameters]");
5342 struct command_context
*cmd_ctx
= current_command_context(interp
);
5344 struct target
*target
= get_current_target(cmd_ctx
);
5346 if (target_call_event_callbacks(target
, TARGET_EVENT_GDB_HALT
) != ERROR_OK
)
5352 static int jim_target_poll(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5355 Jim_WrongNumArgs(interp
, 1, argv
, "[no parameters]");
5358 struct command_context
*cmd_ctx
= current_command_context(interp
);
5360 struct target
*target
= get_current_target(cmd_ctx
);
5361 if (!target
->tap
->enabled
)
5362 return jim_target_tap_disabled(interp
);
5365 if (!(target_was_examined(target
)))
5366 e
= ERROR_TARGET_NOT_EXAMINED
;
5368 e
= target
->type
->poll(target
);
5374 static int jim_target_reset(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5376 struct jim_getopt_info goi
;
5377 jim_getopt_setup(&goi
, interp
, argc
- 1, argv
+ 1);
5379 if (goi
.argc
!= 2) {
5380 Jim_WrongNumArgs(interp
, 0, argv
,
5381 "([tT]|[fF]|assert|deassert) BOOL");
5386 int e
= jim_getopt_nvp(&goi
, nvp_assert
, &n
);
5388 jim_getopt_nvp_unknown(&goi
, nvp_assert
, 1);
5391 /* the halt or not param */
5393 e
= jim_getopt_wide(&goi
, &a
);
5397 struct command_context
*cmd_ctx
= current_command_context(interp
);
5399 struct target
*target
= get_current_target(cmd_ctx
);
5400 if (!target
->tap
->enabled
)
5401 return jim_target_tap_disabled(interp
);
5403 if (!target
->type
->assert_reset
|| !target
->type
->deassert_reset
) {
5404 Jim_SetResultFormatted(interp
,
5405 "No target-specific reset for %s",
5406 target_name(target
));
5410 if (target
->defer_examine
)
5411 target_reset_examined(target
);
5413 /* determine if we should halt or not. */
5414 target
->reset_halt
= (a
!= 0);
5415 /* When this happens - all workareas are invalid. */
5416 target_free_all_working_areas_restore(target
, 0);
5419 if (n
->value
== NVP_ASSERT
)
5420 e
= target
->type
->assert_reset(target
);
5422 e
= target
->type
->deassert_reset(target
);
5423 return (e
== ERROR_OK
) ? JIM_OK
: JIM_ERR
;
5426 static int jim_target_halt(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5429 Jim_WrongNumArgs(interp
, 1, argv
, "[no parameters]");
5432 struct command_context
*cmd_ctx
= current_command_context(interp
);
5434 struct target
*target
= get_current_target(cmd_ctx
);
5435 if (!target
->tap
->enabled
)
5436 return jim_target_tap_disabled(interp
);
5437 int e
= target
->type
->halt(target
);
5438 return (e
== ERROR_OK
) ? JIM_OK
: JIM_ERR
;
5441 static int jim_target_wait_state(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5443 struct jim_getopt_info goi
;
5444 jim_getopt_setup(&goi
, interp
, argc
- 1, argv
+ 1);
5446 /* params: <name> statename timeoutmsecs */
5447 if (goi
.argc
!= 2) {
5448 const char *cmd_name
= Jim_GetString(argv
[0], NULL
);
5449 Jim_SetResultFormatted(goi
.interp
,
5450 "%s <state_name> <timeout_in_msec>", cmd_name
);
5455 int e
= jim_getopt_nvp(&goi
, nvp_target_state
, &n
);
5457 jim_getopt_nvp_unknown(&goi
, nvp_target_state
, 1);
5461 e
= jim_getopt_wide(&goi
, &a
);
5464 struct command_context
*cmd_ctx
= current_command_context(interp
);
5466 struct target
*target
= get_current_target(cmd_ctx
);
5467 if (!target
->tap
->enabled
)
5468 return jim_target_tap_disabled(interp
);
5470 e
= target_wait_state(target
, n
->value
, a
);
5471 if (e
!= ERROR_OK
) {
5472 Jim_Obj
*obj
= Jim_NewIntObj(interp
, e
);
5473 Jim_SetResultFormatted(goi
.interp
,
5474 "target: %s wait %s fails (%#s) %s",
5475 target_name(target
), n
->name
,
5476 obj
, target_strerror_safe(e
));
5481 /* List for human, Events defined for this target.
5482 * scripts/programs should use 'name cget -event NAME'
5484 COMMAND_HANDLER(handle_target_event_list
)
5486 struct target
*target
= get_current_target(CMD_CTX
);
5487 struct target_event_action
*teap
= target
->event_action
;
5489 command_print(CMD
, "Event actions for target (%d) %s\n",
5490 target
->target_number
,
5491 target_name(target
));
5492 command_print(CMD
, "%-25s | Body", "Event");
5493 command_print(CMD
, "------------------------- | "
5494 "----------------------------------------");
5496 struct jim_nvp
*opt
= jim_nvp_value2name_simple(nvp_target_event
, teap
->event
);
5497 command_print(CMD
, "%-25s | %s",
5498 opt
->name
, Jim_GetString(teap
->body
, NULL
));
5501 command_print(CMD
, "***END***");
5504 static int jim_target_current_state(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5507 Jim_WrongNumArgs(interp
, 1, argv
, "[no parameters]");
5510 struct command_context
*cmd_ctx
= current_command_context(interp
);
5512 struct target
*target
= get_current_target(cmd_ctx
);
5513 Jim_SetResultString(interp
, target_state_name(target
), -1);
5516 static int jim_target_invoke_event(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5518 struct jim_getopt_info goi
;
5519 jim_getopt_setup(&goi
, interp
, argc
- 1, argv
+ 1);
5520 if (goi
.argc
!= 1) {
5521 const char *cmd_name
= Jim_GetString(argv
[0], NULL
);
5522 Jim_SetResultFormatted(goi
.interp
, "%s <eventname>", cmd_name
);
5526 int e
= jim_getopt_nvp(&goi
, nvp_target_event
, &n
);
5528 jim_getopt_nvp_unknown(&goi
, nvp_target_event
, 1);
5531 struct command_context
*cmd_ctx
= current_command_context(interp
);
5533 struct target
*target
= get_current_target(cmd_ctx
);
5534 target_handle_event(target
, n
->value
);
5538 static const struct command_registration target_instance_command_handlers
[] = {
5540 .name
= "configure",
5541 .mode
= COMMAND_ANY
,
5542 .jim_handler
= jim_target_configure
,
5543 .help
= "configure a new target for use",
5544 .usage
= "[target_attribute ...]",
5548 .mode
= COMMAND_ANY
,
5549 .jim_handler
= jim_target_configure
,
5550 .help
= "returns the specified target attribute",
5551 .usage
= "target_attribute",
5555 .handler
= handle_mw_command
,
5556 .mode
= COMMAND_EXEC
,
5557 .help
= "Write 64-bit word(s) to target memory",
5558 .usage
= "address data [count]",
5562 .handler
= handle_mw_command
,
5563 .mode
= COMMAND_EXEC
,
5564 .help
= "Write 32-bit word(s) to target memory",
5565 .usage
= "address data [count]",
5569 .handler
= handle_mw_command
,
5570 .mode
= COMMAND_EXEC
,
5571 .help
= "Write 16-bit half-word(s) to target memory",
5572 .usage
= "address data [count]",
5576 .handler
= handle_mw_command
,
5577 .mode
= COMMAND_EXEC
,
5578 .help
= "Write byte(s) to target memory",
5579 .usage
= "address data [count]",
5583 .handler
= handle_md_command
,
5584 .mode
= COMMAND_EXEC
,
5585 .help
= "Display target memory as 64-bit words",
5586 .usage
= "address [count]",
5590 .handler
= handle_md_command
,
5591 .mode
= COMMAND_EXEC
,
5592 .help
= "Display target memory as 32-bit words",
5593 .usage
= "address [count]",
5597 .handler
= handle_md_command
,
5598 .mode
= COMMAND_EXEC
,
5599 .help
= "Display target memory as 16-bit half-words",
5600 .usage
= "address [count]",
5604 .handler
= handle_md_command
,
5605 .mode
= COMMAND_EXEC
,
5606 .help
= "Display target memory as 8-bit bytes",
5607 .usage
= "address [count]",
5610 .name
= "array2mem",
5611 .mode
= COMMAND_EXEC
,
5612 .jim_handler
= jim_target_array2mem
,
5613 .help
= "Writes Tcl array of 8/16/32 bit numbers "
5615 .usage
= "arrayname bitwidth address count",
5618 .name
= "mem2array",
5619 .mode
= COMMAND_EXEC
,
5620 .jim_handler
= jim_target_mem2array
,
5621 .help
= "Loads Tcl array of 8/16/32 bit numbers "
5622 "from target memory",
5623 .usage
= "arrayname bitwidth address count",
5626 .name
= "eventlist",
5627 .handler
= handle_target_event_list
,
5628 .mode
= COMMAND_EXEC
,
5629 .help
= "displays a table of events defined for this target",
5634 .mode
= COMMAND_EXEC
,
5635 .jim_handler
= jim_target_current_state
,
5636 .help
= "displays the current state of this target",
5639 .name
= "arp_examine",
5640 .mode
= COMMAND_EXEC
,
5641 .jim_handler
= jim_target_examine
,
5642 .help
= "used internally for reset processing",
5643 .usage
= "['allow-defer']",
5646 .name
= "was_examined",
5647 .mode
= COMMAND_EXEC
,
5648 .jim_handler
= jim_target_was_examined
,
5649 .help
= "used internally for reset processing",
5652 .name
= "examine_deferred",
5653 .mode
= COMMAND_EXEC
,
5654 .jim_handler
= jim_target_examine_deferred
,
5655 .help
= "used internally for reset processing",
5658 .name
= "arp_halt_gdb",
5659 .mode
= COMMAND_EXEC
,
5660 .jim_handler
= jim_target_halt_gdb
,
5661 .help
= "used internally for reset processing to halt GDB",
5665 .mode
= COMMAND_EXEC
,
5666 .jim_handler
= jim_target_poll
,
5667 .help
= "used internally for reset processing",
5670 .name
= "arp_reset",
5671 .mode
= COMMAND_EXEC
,
5672 .jim_handler
= jim_target_reset
,
5673 .help
= "used internally for reset processing",
5677 .mode
= COMMAND_EXEC
,
5678 .jim_handler
= jim_target_halt
,
5679 .help
= "used internally for reset processing",
5682 .name
= "arp_waitstate",
5683 .mode
= COMMAND_EXEC
,
5684 .jim_handler
= jim_target_wait_state
,
5685 .help
= "used internally for reset processing",
5688 .name
= "invoke-event",
5689 .mode
= COMMAND_EXEC
,
5690 .jim_handler
= jim_target_invoke_event
,
5691 .help
= "invoke handler for specified event",
5692 .usage
= "event_name",
5694 COMMAND_REGISTRATION_DONE
5697 static int target_create(struct jim_getopt_info
*goi
)
5704 struct target
*target
;
5705 struct command_context
*cmd_ctx
;
5707 cmd_ctx
= current_command_context(goi
->interp
);
5710 if (goi
->argc
< 3) {
5711 Jim_WrongNumArgs(goi
->interp
, 1, goi
->argv
, "?name? ?type? ..options...");
5716 jim_getopt_obj(goi
, &new_cmd
);
5717 /* does this command exist? */
5718 cmd
= Jim_GetCommand(goi
->interp
, new_cmd
, JIM_NONE
);
5720 cp
= Jim_GetString(new_cmd
, NULL
);
5721 Jim_SetResultFormatted(goi
->interp
, "Command/target: %s Exists", cp
);
5726 e
= jim_getopt_string(goi
, &cp
, NULL
);
5729 struct transport
*tr
= get_current_transport();
5730 if (tr
->override_target
) {
5731 e
= tr
->override_target(&cp
);
5732 if (e
!= ERROR_OK
) {
5733 LOG_ERROR("The selected transport doesn't support this target");
5736 LOG_INFO("The selected transport took over low-level target control. The results might differ compared to plain JTAG/SWD");
5738 /* now does target type exist */
5739 for (x
= 0 ; target_types
[x
] ; x
++) {
5740 if (strcmp(cp
, target_types
[x
]->name
) == 0) {
5745 if (!target_types
[x
]) {
5746 Jim_SetResultFormatted(goi
->interp
, "Unknown target type %s, try one of ", cp
);
5747 for (x
= 0 ; target_types
[x
] ; x
++) {
5748 if (target_types
[x
+ 1]) {
5749 Jim_AppendStrings(goi
->interp
,
5750 Jim_GetResult(goi
->interp
),
5751 target_types
[x
]->name
,
5754 Jim_AppendStrings(goi
->interp
,
5755 Jim_GetResult(goi
->interp
),
5757 target_types
[x
]->name
, NULL
);
5764 target
= calloc(1, sizeof(struct target
));
5766 LOG_ERROR("Out of memory");
5770 /* set target number */
5771 target
->target_number
= new_target_number();
5773 /* allocate memory for each unique target type */
5774 target
->type
= malloc(sizeof(struct target_type
));
5775 if (!target
->type
) {
5776 LOG_ERROR("Out of memory");
5781 memcpy(target
->type
, target_types
[x
], sizeof(struct target_type
));
5783 /* default to first core, override with -coreid */
5786 target
->working_area
= 0x0;
5787 target
->working_area_size
= 0x0;
5788 target
->working_areas
= NULL
;
5789 target
->backup_working_area
= 0;
5791 target
->state
= TARGET_UNKNOWN
;
5792 target
->debug_reason
= DBG_REASON_UNDEFINED
;
5793 target
->reg_cache
= NULL
;
5794 target
->breakpoints
= NULL
;
5795 target
->watchpoints
= NULL
;
5796 target
->next
= NULL
;
5797 target
->arch_info
= NULL
;
5799 target
->verbose_halt_msg
= true;
5801 target
->halt_issued
= false;
5803 /* initialize trace information */
5804 target
->trace_info
= calloc(1, sizeof(struct trace
));
5805 if (!target
->trace_info
) {
5806 LOG_ERROR("Out of memory");
5812 target
->dbgmsg
= NULL
;
5813 target
->dbg_msg_enabled
= 0;
5815 target
->endianness
= TARGET_ENDIAN_UNKNOWN
;
5817 target
->rtos
= NULL
;
5818 target
->rtos_auto_detect
= false;
5820 target
->gdb_port_override
= NULL
;
5821 target
->gdb_max_connections
= 1;
5823 /* Do the rest as "configure" options */
5824 goi
->isconfigure
= 1;
5825 e
= target_configure(goi
, target
);
5828 if (target
->has_dap
) {
5829 if (!target
->dap_configured
) {
5830 Jim_SetResultString(goi
->interp
, "-dap ?name? required when creating target", -1);
5834 if (!target
->tap_configured
) {
5835 Jim_SetResultString(goi
->interp
, "-chain-position ?name? required when creating target", -1);
5839 /* tap must be set after target was configured */
5845 rtos_destroy(target
);
5846 free(target
->gdb_port_override
);
5847 free(target
->trace_info
);
5853 if (target
->endianness
== TARGET_ENDIAN_UNKNOWN
) {
5854 /* default endian to little if not specified */
5855 target
->endianness
= TARGET_LITTLE_ENDIAN
;
5858 cp
= Jim_GetString(new_cmd
, NULL
);
5859 target
->cmd_name
= strdup(cp
);
5860 if (!target
->cmd_name
) {
5861 LOG_ERROR("Out of memory");
5862 rtos_destroy(target
);
5863 free(target
->gdb_port_override
);
5864 free(target
->trace_info
);
5870 if (target
->type
->target_create
) {
5871 e
= (*(target
->type
->target_create
))(target
, goi
->interp
);
5872 if (e
!= ERROR_OK
) {
5873 LOG_DEBUG("target_create failed");
5874 free(target
->cmd_name
);
5875 rtos_destroy(target
);
5876 free(target
->gdb_port_override
);
5877 free(target
->trace_info
);
5884 /* create the target specific commands */
5885 if (target
->type
->commands
) {
5886 e
= register_commands(cmd_ctx
, NULL
, target
->type
->commands
);
5888 LOG_ERROR("unable to register '%s' commands", cp
);
5891 /* now - create the new target name command */
5892 const struct command_registration target_subcommands
[] = {
5894 .chain
= target_instance_command_handlers
,
5897 .chain
= target
->type
->commands
,
5899 COMMAND_REGISTRATION_DONE
5901 const struct command_registration target_commands
[] = {
5904 .mode
= COMMAND_ANY
,
5905 .help
= "target command group",
5907 .chain
= target_subcommands
,
5909 COMMAND_REGISTRATION_DONE
5911 e
= register_commands_override_target(cmd_ctx
, NULL
, target_commands
, target
);
5912 if (e
!= ERROR_OK
) {
5913 if (target
->type
->deinit_target
)
5914 target
->type
->deinit_target(target
);
5915 free(target
->cmd_name
);
5916 rtos_destroy(target
);
5917 free(target
->gdb_port_override
);
5918 free(target
->trace_info
);
5924 /* append to end of list */
5925 append_to_list_all_targets(target
);
5927 cmd_ctx
->current_target
= target
;
5931 static int jim_target_current(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5934 Jim_WrongNumArgs(interp
, 1, argv
, "Too many parameters");
5937 struct command_context
*cmd_ctx
= current_command_context(interp
);
5940 struct target
*target
= get_current_target_or_null(cmd_ctx
);
5942 Jim_SetResultString(interp
, target_name(target
), -1);
5946 static int jim_target_types(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5949 Jim_WrongNumArgs(interp
, 1, argv
, "Too many parameters");
5952 Jim_SetResult(interp
, Jim_NewListObj(interp
, NULL
, 0));
5953 for (unsigned x
= 0; target_types
[x
]; x
++) {
5954 Jim_ListAppendElement(interp
, Jim_GetResult(interp
),
5955 Jim_NewStringObj(interp
, target_types
[x
]->name
, -1));
5960 static int jim_target_names(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5963 Jim_WrongNumArgs(interp
, 1, argv
, "Too many parameters");
5966 Jim_SetResult(interp
, Jim_NewListObj(interp
, NULL
, 0));
5967 struct target
*target
= all_targets
;
5969 Jim_ListAppendElement(interp
, Jim_GetResult(interp
),
5970 Jim_NewStringObj(interp
, target_name(target
), -1));
5971 target
= target
->next
;
5976 static int jim_target_smp(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5979 const char *targetname
;
5981 struct target
*target
= NULL
;
5982 struct target_list
*head
, *curr
, *new;
5987 LOG_DEBUG("%d", argc
);
5988 /* argv[1] = target to associate in smp
5989 * argv[2] = target to associate in smp
5993 for (i
= 1; i
< argc
; i
++) {
5995 targetname
= Jim_GetString(argv
[i
], &len
);
5996 target
= get_target(targetname
);
5997 LOG_DEBUG("%s ", targetname
);
5999 new = malloc(sizeof(struct target_list
));
6000 new->target
= target
;
6011 /* now parse the list of cpu and put the target in smp mode*/
6015 target
= curr
->target
;
6017 target
->head
= head
;
6021 if (target
&& target
->rtos
)
6022 retval
= rtos_smp_init(head
->target
);
6028 static int jim_target_create(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
6030 struct jim_getopt_info goi
;
6031 jim_getopt_setup(&goi
, interp
, argc
- 1, argv
+ 1);
6033 Jim_WrongNumArgs(goi
.interp
, goi
.argc
, goi
.argv
,
6034 "<name> <target_type> [<target_options> ...]");
6037 return target_create(&goi
);
6040 static const struct command_registration target_subcommand_handlers
[] = {
6043 .mode
= COMMAND_CONFIG
,
6044 .handler
= handle_target_init_command
,
6045 .help
= "initialize targets",
6050 .mode
= COMMAND_CONFIG
,
6051 .jim_handler
= jim_target_create
,
6052 .usage
= "name type '-chain-position' name [options ...]",
6053 .help
= "Creates and selects a new target",
6057 .mode
= COMMAND_ANY
,
6058 .jim_handler
= jim_target_current
,
6059 .help
= "Returns the currently selected target",
6063 .mode
= COMMAND_ANY
,
6064 .jim_handler
= jim_target_types
,
6065 .help
= "Returns the available target types as "
6066 "a list of strings",
6070 .mode
= COMMAND_ANY
,
6071 .jim_handler
= jim_target_names
,
6072 .help
= "Returns the names of all targets as a list of strings",
6076 .mode
= COMMAND_ANY
,
6077 .jim_handler
= jim_target_smp
,
6078 .usage
= "targetname1 targetname2 ...",
6079 .help
= "gather several target in a smp list"
6082 COMMAND_REGISTRATION_DONE
6086 target_addr_t address
;
6092 static int fastload_num
;
6093 static struct fast_load
*fastload
;
6095 static void free_fastload(void)
6098 for (int i
= 0; i
< fastload_num
; i
++)
6099 free(fastload
[i
].data
);
6105 COMMAND_HANDLER(handle_fast_load_image_command
)
6109 uint32_t image_size
;
6110 target_addr_t min_address
= 0;
6111 target_addr_t max_address
= -1;
6115 int retval
= CALL_COMMAND_HANDLER(parse_load_image_command
,
6116 &image
, &min_address
, &max_address
);
6117 if (retval
!= ERROR_OK
)
6120 struct duration bench
;
6121 duration_start(&bench
);
6123 retval
= image_open(&image
, CMD_ARGV
[0], (CMD_ARGC
>= 3) ? CMD_ARGV
[2] : NULL
);
6124 if (retval
!= ERROR_OK
)
6129 fastload_num
= image
.num_sections
;
6130 fastload
= malloc(sizeof(struct fast_load
)*image
.num_sections
);
6132 command_print(CMD
, "out of memory");
6133 image_close(&image
);
6136 memset(fastload
, 0, sizeof(struct fast_load
)*image
.num_sections
);
6137 for (unsigned int i
= 0; i
< image
.num_sections
; i
++) {
6138 buffer
= malloc(image
.sections
[i
].size
);
6140 command_print(CMD
, "error allocating buffer for section (%d bytes)",
6141 (int)(image
.sections
[i
].size
));
6142 retval
= ERROR_FAIL
;
6146 retval
= image_read_section(&image
, i
, 0x0, image
.sections
[i
].size
, buffer
, &buf_cnt
);
6147 if (retval
!= ERROR_OK
) {
6152 uint32_t offset
= 0;
6153 uint32_t length
= buf_cnt
;
6155 /* DANGER!!! beware of unsigned comparison here!!! */
6157 if ((image
.sections
[i
].base_address
+ buf_cnt
>= min_address
) &&
6158 (image
.sections
[i
].base_address
< max_address
)) {
6159 if (image
.sections
[i
].base_address
< min_address
) {
6160 /* clip addresses below */
6161 offset
+= min_address
-image
.sections
[i
].base_address
;
6165 if (image
.sections
[i
].base_address
+ buf_cnt
> max_address
)
6166 length
-= (image
.sections
[i
].base_address
+ buf_cnt
)-max_address
;
6168 fastload
[i
].address
= image
.sections
[i
].base_address
+ offset
;
6169 fastload
[i
].data
= malloc(length
);
6170 if (!fastload
[i
].data
) {
6172 command_print(CMD
, "error allocating buffer for section (%" PRIu32
" bytes)",
6174 retval
= ERROR_FAIL
;
6177 memcpy(fastload
[i
].data
, buffer
+ offset
, length
);
6178 fastload
[i
].length
= length
;
6180 image_size
+= length
;
6181 command_print(CMD
, "%u bytes written at address 0x%8.8x",
6182 (unsigned int)length
,
6183 ((unsigned int)(image
.sections
[i
].base_address
+ offset
)));
6189 if ((retval
== ERROR_OK
) && (duration_measure(&bench
) == ERROR_OK
)) {
6190 command_print(CMD
, "Loaded %" PRIu32
" bytes "
6191 "in %fs (%0.3f KiB/s)", image_size
,
6192 duration_elapsed(&bench
), duration_kbps(&bench
, image_size
));
6195 "WARNING: image has not been loaded to target!"
6196 "You can issue a 'fast_load' to finish loading.");
6199 image_close(&image
);
6201 if (retval
!= ERROR_OK
)
6207 COMMAND_HANDLER(handle_fast_load_command
)
6210 return ERROR_COMMAND_SYNTAX_ERROR
;
6212 LOG_ERROR("No image in memory");
6216 int64_t ms
= timeval_ms();
6218 int retval
= ERROR_OK
;
6219 for (i
= 0; i
< fastload_num
; i
++) {
6220 struct target
*target
= get_current_target(CMD_CTX
);
6221 command_print(CMD
, "Write to 0x%08x, length 0x%08x",
6222 (unsigned int)(fastload
[i
].address
),
6223 (unsigned int)(fastload
[i
].length
));
6224 retval
= target_write_buffer(target
, fastload
[i
].address
, fastload
[i
].length
, fastload
[i
].data
);
6225 if (retval
!= ERROR_OK
)
6227 size
+= fastload
[i
].length
;
6229 if (retval
== ERROR_OK
) {
6230 int64_t after
= timeval_ms();
6231 command_print(CMD
, "Loaded image %f kBytes/s", (float)(size
/1024.0)/((float)(after
-ms
)/1000.0));
6236 static const struct command_registration target_command_handlers
[] = {
6239 .handler
= handle_targets_command
,
6240 .mode
= COMMAND_ANY
,
6241 .help
= "change current default target (one parameter) "
6242 "or prints table of all targets (no parameters)",
6243 .usage
= "[target]",
6247 .mode
= COMMAND_CONFIG
,
6248 .help
= "configure target",
6249 .chain
= target_subcommand_handlers
,
6252 COMMAND_REGISTRATION_DONE
6255 int target_register_commands(struct command_context
*cmd_ctx
)
6257 return register_commands(cmd_ctx
, NULL
, target_command_handlers
);
6260 static bool target_reset_nag
= true;
6262 bool get_target_reset_nag(void)
6264 return target_reset_nag
;
6267 COMMAND_HANDLER(handle_target_reset_nag
)
6269 return CALL_COMMAND_HANDLER(handle_command_parse_bool
,
6270 &target_reset_nag
, "Nag after each reset about options to improve "
6274 COMMAND_HANDLER(handle_ps_command
)
6276 struct target
*target
= get_current_target(CMD_CTX
);
6278 if (target
->state
!= TARGET_HALTED
) {
6279 LOG_INFO("target not halted !!");
6283 if ((target
->rtos
) && (target
->rtos
->type
)
6284 && (target
->rtos
->type
->ps_command
)) {
6285 display
= target
->rtos
->type
->ps_command(target
);
6286 command_print(CMD
, "%s", display
);
6291 return ERROR_TARGET_FAILURE
;
6295 static void binprint(struct command_invocation
*cmd
, const char *text
, const uint8_t *buf
, int size
)
6298 command_print_sameline(cmd
, "%s", text
);
6299 for (int i
= 0; i
< size
; i
++)
6300 command_print_sameline(cmd
, " %02x", buf
[i
]);
6301 command_print(cmd
, " ");
6304 COMMAND_HANDLER(handle_test_mem_access_command
)
6306 struct target
*target
= get_current_target(CMD_CTX
);
6308 int retval
= ERROR_OK
;
6310 if (target
->state
!= TARGET_HALTED
) {
6311 LOG_INFO("target not halted !!");
6316 return ERROR_COMMAND_SYNTAX_ERROR
;
6318 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], test_size
);
6321 size_t num_bytes
= test_size
+ 4;
6323 struct working_area
*wa
= NULL
;
6324 retval
= target_alloc_working_area(target
, num_bytes
, &wa
);
6325 if (retval
!= ERROR_OK
) {
6326 LOG_ERROR("Not enough working area");
6330 uint8_t *test_pattern
= malloc(num_bytes
);
6332 for (size_t i
= 0; i
< num_bytes
; i
++)
6333 test_pattern
[i
] = rand();
6335 retval
= target_write_memory(target
, wa
->address
, 1, num_bytes
, test_pattern
);
6336 if (retval
!= ERROR_OK
) {
6337 LOG_ERROR("Test pattern write failed");
6341 for (int host_offset
= 0; host_offset
<= 1; host_offset
++) {
6342 for (int size
= 1; size
<= 4; size
*= 2) {
6343 for (int offset
= 0; offset
< 4; offset
++) {
6344 uint32_t count
= test_size
/ size
;
6345 size_t host_bufsiz
= (count
+ 2) * size
+ host_offset
;
6346 uint8_t *read_ref
= malloc(host_bufsiz
);
6347 uint8_t *read_buf
= malloc(host_bufsiz
);
6349 for (size_t i
= 0; i
< host_bufsiz
; i
++) {
6350 read_ref
[i
] = rand();
6351 read_buf
[i
] = read_ref
[i
];
6353 command_print_sameline(CMD
,
6354 "Test read %" PRIu32
" x %d @ %d to %saligned buffer: ", count
,
6355 size
, offset
, host_offset
? "un" : "");
6357 struct duration bench
;
6358 duration_start(&bench
);
6360 retval
= target_read_memory(target
, wa
->address
+ offset
, size
, count
,
6361 read_buf
+ size
+ host_offset
);
6363 duration_measure(&bench
);
6365 if (retval
== ERROR_TARGET_UNALIGNED_ACCESS
) {
6366 command_print(CMD
, "Unsupported alignment");
6368 } else if (retval
!= ERROR_OK
) {
6369 command_print(CMD
, "Memory read failed");
6373 /* replay on host */
6374 memcpy(read_ref
+ size
+ host_offset
, test_pattern
+ offset
, count
* size
);
6377 int result
= memcmp(read_ref
, read_buf
, host_bufsiz
);
6379 command_print(CMD
, "Pass in %fs (%0.3f KiB/s)",
6380 duration_elapsed(&bench
),
6381 duration_kbps(&bench
, count
* size
));
6383 command_print(CMD
, "Compare failed");
6384 binprint(CMD
, "ref:", read_ref
, host_bufsiz
);
6385 binprint(CMD
, "buf:", read_buf
, host_bufsiz
);
6398 target_free_working_area(target
, wa
);
6401 num_bytes
= test_size
+ 4 + 4 + 4;
6403 retval
= target_alloc_working_area(target
, num_bytes
, &wa
);
6404 if (retval
!= ERROR_OK
) {
6405 LOG_ERROR("Not enough working area");
6409 test_pattern
= malloc(num_bytes
);
6411 for (size_t i
= 0; i
< num_bytes
; i
++)
6412 test_pattern
[i
] = rand();
6414 for (int host_offset
= 0; host_offset
<= 1; host_offset
++) {
6415 for (int size
= 1; size
<= 4; size
*= 2) {
6416 for (int offset
= 0; offset
< 4; offset
++) {
6417 uint32_t count
= test_size
/ size
;
6418 size_t host_bufsiz
= count
* size
+ host_offset
;
6419 uint8_t *read_ref
= malloc(num_bytes
);
6420 uint8_t *read_buf
= malloc(num_bytes
);
6421 uint8_t *write_buf
= malloc(host_bufsiz
);
6423 for (size_t i
= 0; i
< host_bufsiz
; i
++)
6424 write_buf
[i
] = rand();
6425 command_print_sameline(CMD
,
6426 "Test write %" PRIu32
" x %d @ %d from %saligned buffer: ", count
,
6427 size
, offset
, host_offset
? "un" : "");
6429 retval
= target_write_memory(target
, wa
->address
, 1, num_bytes
, test_pattern
);
6430 if (retval
!= ERROR_OK
) {
6431 command_print(CMD
, "Test pattern write failed");
6435 /* replay on host */
6436 memcpy(read_ref
, test_pattern
, num_bytes
);
6437 memcpy(read_ref
+ size
+ offset
, write_buf
+ host_offset
, count
* size
);
6439 struct duration bench
;
6440 duration_start(&bench
);
6442 retval
= target_write_memory(target
, wa
->address
+ size
+ offset
, size
, count
,
6443 write_buf
+ host_offset
);
6445 duration_measure(&bench
);
6447 if (retval
== ERROR_TARGET_UNALIGNED_ACCESS
) {
6448 command_print(CMD
, "Unsupported alignment");
6450 } else if (retval
!= ERROR_OK
) {
6451 command_print(CMD
, "Memory write failed");
6456 retval
= target_read_memory(target
, wa
->address
, 1, num_bytes
, read_buf
);
6457 if (retval
!= ERROR_OK
) {
6458 command_print(CMD
, "Test pattern write failed");
6463 int result
= memcmp(read_ref
, read_buf
, num_bytes
);
6465 command_print(CMD
, "Pass in %fs (%0.3f KiB/s)",
6466 duration_elapsed(&bench
),
6467 duration_kbps(&bench
, count
* size
));
6469 command_print(CMD
, "Compare failed");
6470 binprint(CMD
, "ref:", read_ref
, num_bytes
);
6471 binprint(CMD
, "buf:", read_buf
, num_bytes
);
6483 target_free_working_area(target
, wa
);
6487 static const struct command_registration target_exec_command_handlers
[] = {
6489 .name
= "fast_load_image",
6490 .handler
= handle_fast_load_image_command
,
6491 .mode
= COMMAND_ANY
,
6492 .help
= "Load image into server memory for later use by "
6493 "fast_load; primarily for profiling",
6494 .usage
= "filename address ['bin'|'ihex'|'elf'|'s19'] "
6495 "[min_address [max_length]]",
6498 .name
= "fast_load",
6499 .handler
= handle_fast_load_command
,
6500 .mode
= COMMAND_EXEC
,
6501 .help
= "loads active fast load image to current target "
6502 "- mainly for profiling purposes",
6507 .handler
= handle_profile_command
,
6508 .mode
= COMMAND_EXEC
,
6509 .usage
= "seconds filename [start end]",
6510 .help
= "profiling samples the CPU PC",
6512 /** @todo don't register virt2phys() unless target supports it */
6514 .name
= "virt2phys",
6515 .handler
= handle_virt2phys_command
,
6516 .mode
= COMMAND_ANY
,
6517 .help
= "translate a virtual address into a physical address",
6518 .usage
= "virtual_address",
6522 .handler
= handle_reg_command
,
6523 .mode
= COMMAND_EXEC
,
6524 .help
= "display (reread from target with \"force\") or set a register; "
6525 "with no arguments, displays all registers and their values",
6526 .usage
= "[(register_number|register_name) [(value|'force')]]",
6530 .handler
= handle_poll_command
,
6531 .mode
= COMMAND_EXEC
,
6532 .help
= "poll target state; or reconfigure background polling",
6533 .usage
= "['on'|'off']",
6536 .name
= "wait_halt",
6537 .handler
= handle_wait_halt_command
,
6538 .mode
= COMMAND_EXEC
,
6539 .help
= "wait up to the specified number of milliseconds "
6540 "(default 5000) for a previously requested halt",
6541 .usage
= "[milliseconds]",
6545 .handler
= handle_halt_command
,
6546 .mode
= COMMAND_EXEC
,
6547 .help
= "request target to halt, then wait up to the specified "
6548 "number of milliseconds (default 5000) for it to complete",
6549 .usage
= "[milliseconds]",
6553 .handler
= handle_resume_command
,
6554 .mode
= COMMAND_EXEC
,
6555 .help
= "resume target execution from current PC or address",
6556 .usage
= "[address]",
6560 .handler
= handle_reset_command
,
6561 .mode
= COMMAND_EXEC
,
6562 .usage
= "[run|halt|init]",
6563 .help
= "Reset all targets into the specified mode. "
6564 "Default reset mode is run, if not given.",
6567 .name
= "soft_reset_halt",
6568 .handler
= handle_soft_reset_halt_command
,
6569 .mode
= COMMAND_EXEC
,
6571 .help
= "halt the target and do a soft reset",
6575 .handler
= handle_step_command
,
6576 .mode
= COMMAND_EXEC
,
6577 .help
= "step one instruction from current PC or address",
6578 .usage
= "[address]",
6582 .handler
= handle_md_command
,
6583 .mode
= COMMAND_EXEC
,
6584 .help
= "display memory double-words",
6585 .usage
= "['phys'] address [count]",
6589 .handler
= handle_md_command
,
6590 .mode
= COMMAND_EXEC
,
6591 .help
= "display memory words",
6592 .usage
= "['phys'] address [count]",
6596 .handler
= handle_md_command
,
6597 .mode
= COMMAND_EXEC
,
6598 .help
= "display memory half-words",
6599 .usage
= "['phys'] address [count]",
6603 .handler
= handle_md_command
,
6604 .mode
= COMMAND_EXEC
,
6605 .help
= "display memory bytes",
6606 .usage
= "['phys'] address [count]",
6610 .handler
= handle_mw_command
,
6611 .mode
= COMMAND_EXEC
,
6612 .help
= "write memory double-word",
6613 .usage
= "['phys'] address value [count]",
6617 .handler
= handle_mw_command
,
6618 .mode
= COMMAND_EXEC
,
6619 .help
= "write memory word",
6620 .usage
= "['phys'] address value [count]",
6624 .handler
= handle_mw_command
,
6625 .mode
= COMMAND_EXEC
,
6626 .help
= "write memory half-word",
6627 .usage
= "['phys'] address value [count]",
6631 .handler
= handle_mw_command
,
6632 .mode
= COMMAND_EXEC
,
6633 .help
= "write memory byte",
6634 .usage
= "['phys'] address value [count]",
6638 .handler
= handle_bp_command
,
6639 .mode
= COMMAND_EXEC
,
6640 .help
= "list or set hardware or software breakpoint",
6641 .usage
= "[<address> [<asid>] <length> ['hw'|'hw_ctx']]",
6645 .handler
= handle_rbp_command
,
6646 .mode
= COMMAND_EXEC
,
6647 .help
= "remove breakpoint",
6648 .usage
= "'all' | address",
6652 .handler
= handle_wp_command
,
6653 .mode
= COMMAND_EXEC
,
6654 .help
= "list (no params) or create watchpoints",
6655 .usage
= "[address length [('r'|'w'|'a') value [mask]]]",
6659 .handler
= handle_rwp_command
,
6660 .mode
= COMMAND_EXEC
,
6661 .help
= "remove watchpoint",
6665 .name
= "load_image",
6666 .handler
= handle_load_image_command
,
6667 .mode
= COMMAND_EXEC
,
6668 .usage
= "filename address ['bin'|'ihex'|'elf'|'s19'] "
6669 "[min_address] [max_length]",
6672 .name
= "dump_image",
6673 .handler
= handle_dump_image_command
,
6674 .mode
= COMMAND_EXEC
,
6675 .usage
= "filename address size",
6678 .name
= "verify_image_checksum",
6679 .handler
= handle_verify_image_checksum_command
,
6680 .mode
= COMMAND_EXEC
,
6681 .usage
= "filename [offset [type]]",
6684 .name
= "verify_image",
6685 .handler
= handle_verify_image_command
,
6686 .mode
= COMMAND_EXEC
,
6687 .usage
= "filename [offset [type]]",
6690 .name
= "test_image",
6691 .handler
= handle_test_image_command
,
6692 .mode
= COMMAND_EXEC
,
6693 .usage
= "filename [offset [type]]",
6696 .name
= "mem2array",
6697 .mode
= COMMAND_EXEC
,
6698 .jim_handler
= jim_mem2array
,
6699 .help
= "read 8/16/32 bit memory and return as a TCL array "
6700 "for script processing",
6701 .usage
= "arrayname bitwidth address count",
6704 .name
= "array2mem",
6705 .mode
= COMMAND_EXEC
,
6706 .jim_handler
= jim_array2mem
,
6707 .help
= "convert a TCL array to memory locations "
6708 "and write the 8/16/32 bit values",
6709 .usage
= "arrayname bitwidth address count",
6712 .name
= "reset_nag",
6713 .handler
= handle_target_reset_nag
,
6714 .mode
= COMMAND_ANY
,
6715 .help
= "Nag after each reset about options that could have been "
6716 "enabled to improve performance.",
6717 .usage
= "['enable'|'disable']",
6721 .handler
= handle_ps_command
,
6722 .mode
= COMMAND_EXEC
,
6723 .help
= "list all tasks",
6727 .name
= "test_mem_access",
6728 .handler
= handle_test_mem_access_command
,
6729 .mode
= COMMAND_EXEC
,
6730 .help
= "Test the target's memory access functions",
6734 COMMAND_REGISTRATION_DONE
6736 static int target_register_user_commands(struct command_context
*cmd_ctx
)
6738 int retval
= ERROR_OK
;
6739 retval
= target_request_register_commands(cmd_ctx
);
6740 if (retval
!= ERROR_OK
)
6743 retval
= trace_register_commands(cmd_ctx
);
6744 if (retval
!= ERROR_OK
)
6748 return register_commands(cmd_ctx
, NULL
, target_exec_command_handlers
);