1 /***************************************************************************
2 * Copyright (C) 2005 by Dominic Rath *
3 * Dominic.Rath@gmx.de *
5 * Copyright (C) 2007-2010 Øyvind Harboe *
6 * oyvind.harboe@zylin.com *
8 * Copyright (C) 2008, Duane Ellis *
9 * openocd@duaneeellis.com *
11 * Copyright (C) 2008 by Spencer Oliver *
12 * spen@spen-soft.co.uk *
14 * Copyright (C) 2008 by Rick Altherr *
15 * kc8apf@kc8apf.net> *
17 * Copyright (C) 2011 by Broadcom Corporation *
18 * Evan Hunter - ehunter@broadcom.com *
20 * Copyright (C) ST-Ericsson SA 2011 *
21 * michel.jaouen@stericsson.com : smp minimum support *
23 * Copyright (C) 2011 Andreas Fritiofson *
24 * andreas.fritiofson@gmail.com *
26 * This program is free software; you can redistribute it and/or modify *
27 * it under the terms of the GNU General Public License as published by *
28 * the Free Software Foundation; either version 2 of the License, or *
29 * (at your option) any later version. *
31 * This program is distributed in the hope that it will be useful, *
32 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
33 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
34 * GNU General Public License for more details. *
36 * You should have received a copy of the GNU General Public License *
37 * along with this program. If not, see <http://www.gnu.org/licenses/>. *
38 ***************************************************************************/
44 #include <helper/time_support.h>
45 #include <jtag/jtag.h>
46 #include <flash/nor/core.h>
49 #include "target_type.h"
50 #include "target_request.h"
51 #include "breakpoints.h"
55 #include "rtos/rtos.h"
56 #include "transport/transport.h"
59 /* default halt wait timeout (ms) */
60 #define DEFAULT_HALT_TIMEOUT 5000
62 static int target_read_buffer_default(struct target
*target
, target_addr_t address
,
63 uint32_t count
, uint8_t *buffer
);
64 static int target_write_buffer_default(struct target
*target
, target_addr_t address
,
65 uint32_t count
, const uint8_t *buffer
);
66 static int target_array2mem(Jim_Interp
*interp
, struct target
*target
,
67 int argc
, Jim_Obj
* const *argv
);
68 static int target_mem2array(Jim_Interp
*interp
, struct target
*target
,
69 int argc
, Jim_Obj
* const *argv
);
70 static int target_register_user_commands(struct command_context
*cmd_ctx
);
71 static int target_get_gdb_fileio_info_default(struct target
*target
,
72 struct gdb_fileio_info
*fileio_info
);
73 static int target_gdb_fileio_end_default(struct target
*target
, int retcode
,
74 int fileio_errno
, bool ctrl_c
);
77 extern struct target_type arm7tdmi_target
;
78 extern struct target_type arm720t_target
;
79 extern struct target_type arm9tdmi_target
;
80 extern struct target_type arm920t_target
;
81 extern struct target_type arm966e_target
;
82 extern struct target_type arm946e_target
;
83 extern struct target_type arm926ejs_target
;
84 extern struct target_type fa526_target
;
85 extern struct target_type feroceon_target
;
86 extern struct target_type dragonite_target
;
87 extern struct target_type xscale_target
;
88 extern struct target_type cortexm_target
;
89 extern struct target_type cortexa_target
;
90 extern struct target_type aarch64_target
;
91 extern struct target_type cortexr4_target
;
92 extern struct target_type arm11_target
;
93 extern struct target_type ls1_sap_target
;
94 extern struct target_type mips_m4k_target
;
95 extern struct target_type mips_mips64_target
;
96 extern struct target_type avr_target
;
97 extern struct target_type dsp563xx_target
;
98 extern struct target_type dsp5680xx_target
;
99 extern struct target_type testee_target
;
100 extern struct target_type avr32_ap7k_target
;
101 extern struct target_type hla_target
;
102 extern struct target_type nds32_v2_target
;
103 extern struct target_type nds32_v3_target
;
104 extern struct target_type nds32_v3m_target
;
105 extern struct target_type or1k_target
;
106 extern struct target_type quark_x10xx_target
;
107 extern struct target_type quark_d20xx_target
;
108 extern struct target_type stm8_target
;
109 extern struct target_type riscv_target
;
110 extern struct target_type mem_ap_target
;
111 extern struct target_type esirisc_target
;
112 extern struct target_type arcv2_target
;
114 static struct target_type
*target_types
[] = {
154 struct target
*all_targets
;
155 static struct target_event_callback
*target_event_callbacks
;
156 static struct target_timer_callback
*target_timer_callbacks
;
157 static int64_t target_timer_next_event_value
;
158 static LIST_HEAD(target_reset_callback_list
);
159 static LIST_HEAD(target_trace_callback_list
);
160 static const int polling_interval
= TARGET_DEFAULT_POLLING_INTERVAL
;
162 static const struct jim_nvp nvp_assert
[] = {
163 { .name
= "assert", NVP_ASSERT
},
164 { .name
= "deassert", NVP_DEASSERT
},
165 { .name
= "T", NVP_ASSERT
},
166 { .name
= "F", NVP_DEASSERT
},
167 { .name
= "t", NVP_ASSERT
},
168 { .name
= "f", NVP_DEASSERT
},
169 { .name
= NULL
, .value
= -1 }
172 static const struct jim_nvp nvp_error_target
[] = {
173 { .value
= ERROR_TARGET_INVALID
, .name
= "err-invalid" },
174 { .value
= ERROR_TARGET_INIT_FAILED
, .name
= "err-init-failed" },
175 { .value
= ERROR_TARGET_TIMEOUT
, .name
= "err-timeout" },
176 { .value
= ERROR_TARGET_NOT_HALTED
, .name
= "err-not-halted" },
177 { .value
= ERROR_TARGET_FAILURE
, .name
= "err-failure" },
178 { .value
= ERROR_TARGET_UNALIGNED_ACCESS
, .name
= "err-unaligned-access" },
179 { .value
= ERROR_TARGET_DATA_ABORT
, .name
= "err-data-abort" },
180 { .value
= ERROR_TARGET_RESOURCE_NOT_AVAILABLE
, .name
= "err-resource-not-available" },
181 { .value
= ERROR_TARGET_TRANSLATION_FAULT
, .name
= "err-translation-fault" },
182 { .value
= ERROR_TARGET_NOT_RUNNING
, .name
= "err-not-running" },
183 { .value
= ERROR_TARGET_NOT_EXAMINED
, .name
= "err-not-examined" },
184 { .value
= -1, .name
= NULL
}
187 static const char *target_strerror_safe(int err
)
189 const struct jim_nvp
*n
;
191 n
= jim_nvp_value2name_simple(nvp_error_target
, err
);
198 static const struct jim_nvp nvp_target_event
[] = {
200 { .value
= TARGET_EVENT_GDB_HALT
, .name
= "gdb-halt" },
201 { .value
= TARGET_EVENT_HALTED
, .name
= "halted" },
202 { .value
= TARGET_EVENT_RESUMED
, .name
= "resumed" },
203 { .value
= TARGET_EVENT_RESUME_START
, .name
= "resume-start" },
204 { .value
= TARGET_EVENT_RESUME_END
, .name
= "resume-end" },
205 { .value
= TARGET_EVENT_STEP_START
, .name
= "step-start" },
206 { .value
= TARGET_EVENT_STEP_END
, .name
= "step-end" },
208 { .name
= "gdb-start", .value
= TARGET_EVENT_GDB_START
},
209 { .name
= "gdb-end", .value
= TARGET_EVENT_GDB_END
},
211 { .value
= TARGET_EVENT_RESET_START
, .name
= "reset-start" },
212 { .value
= TARGET_EVENT_RESET_ASSERT_PRE
, .name
= "reset-assert-pre" },
213 { .value
= TARGET_EVENT_RESET_ASSERT
, .name
= "reset-assert" },
214 { .value
= TARGET_EVENT_RESET_ASSERT_POST
, .name
= "reset-assert-post" },
215 { .value
= TARGET_EVENT_RESET_DEASSERT_PRE
, .name
= "reset-deassert-pre" },
216 { .value
= TARGET_EVENT_RESET_DEASSERT_POST
, .name
= "reset-deassert-post" },
217 { .value
= TARGET_EVENT_RESET_INIT
, .name
= "reset-init" },
218 { .value
= TARGET_EVENT_RESET_END
, .name
= "reset-end" },
220 { .value
= TARGET_EVENT_EXAMINE_START
, .name
= "examine-start" },
221 { .value
= TARGET_EVENT_EXAMINE_FAIL
, .name
= "examine-fail" },
222 { .value
= TARGET_EVENT_EXAMINE_END
, .name
= "examine-end" },
224 { .value
= TARGET_EVENT_DEBUG_HALTED
, .name
= "debug-halted" },
225 { .value
= TARGET_EVENT_DEBUG_RESUMED
, .name
= "debug-resumed" },
227 { .value
= TARGET_EVENT_GDB_ATTACH
, .name
= "gdb-attach" },
228 { .value
= TARGET_EVENT_GDB_DETACH
, .name
= "gdb-detach" },
230 { .value
= TARGET_EVENT_GDB_FLASH_WRITE_START
, .name
= "gdb-flash-write-start" },
231 { .value
= TARGET_EVENT_GDB_FLASH_WRITE_END
, .name
= "gdb-flash-write-end" },
233 { .value
= TARGET_EVENT_GDB_FLASH_ERASE_START
, .name
= "gdb-flash-erase-start" },
234 { .value
= TARGET_EVENT_GDB_FLASH_ERASE_END
, .name
= "gdb-flash-erase-end" },
236 { .value
= TARGET_EVENT_TRACE_CONFIG
, .name
= "trace-config" },
238 { .name
= NULL
, .value
= -1 }
241 static const struct jim_nvp nvp_target_state
[] = {
242 { .name
= "unknown", .value
= TARGET_UNKNOWN
},
243 { .name
= "running", .value
= TARGET_RUNNING
},
244 { .name
= "halted", .value
= TARGET_HALTED
},
245 { .name
= "reset", .value
= TARGET_RESET
},
246 { .name
= "debug-running", .value
= TARGET_DEBUG_RUNNING
},
247 { .name
= NULL
, .value
= -1 },
250 static const struct jim_nvp nvp_target_debug_reason
[] = {
251 { .name
= "debug-request", .value
= DBG_REASON_DBGRQ
},
252 { .name
= "breakpoint", .value
= DBG_REASON_BREAKPOINT
},
253 { .name
= "watchpoint", .value
= DBG_REASON_WATCHPOINT
},
254 { .name
= "watchpoint-and-breakpoint", .value
= DBG_REASON_WPTANDBKPT
},
255 { .name
= "single-step", .value
= DBG_REASON_SINGLESTEP
},
256 { .name
= "target-not-halted", .value
= DBG_REASON_NOTHALTED
},
257 { .name
= "program-exit", .value
= DBG_REASON_EXIT
},
258 { .name
= "exception-catch", .value
= DBG_REASON_EXC_CATCH
},
259 { .name
= "undefined", .value
= DBG_REASON_UNDEFINED
},
260 { .name
= NULL
, .value
= -1 },
263 static const struct jim_nvp nvp_target_endian
[] = {
264 { .name
= "big", .value
= TARGET_BIG_ENDIAN
},
265 { .name
= "little", .value
= TARGET_LITTLE_ENDIAN
},
266 { .name
= "be", .value
= TARGET_BIG_ENDIAN
},
267 { .name
= "le", .value
= TARGET_LITTLE_ENDIAN
},
268 { .name
= NULL
, .value
= -1 },
271 static const struct jim_nvp nvp_reset_modes
[] = {
272 { .name
= "unknown", .value
= RESET_UNKNOWN
},
273 { .name
= "run", .value
= RESET_RUN
},
274 { .name
= "halt", .value
= RESET_HALT
},
275 { .name
= "init", .value
= RESET_INIT
},
276 { .name
= NULL
, .value
= -1 },
279 const char *debug_reason_name(struct target
*t
)
283 cp
= jim_nvp_value2name_simple(nvp_target_debug_reason
,
284 t
->debug_reason
)->name
;
286 LOG_ERROR("Invalid debug reason: %d", (int)(t
->debug_reason
));
287 cp
= "(*BUG*unknown*BUG*)";
292 const char *target_state_name(struct target
*t
)
295 cp
= jim_nvp_value2name_simple(nvp_target_state
, t
->state
)->name
;
297 LOG_ERROR("Invalid target state: %d", (int)(t
->state
));
298 cp
= "(*BUG*unknown*BUG*)";
301 if (!target_was_examined(t
) && t
->defer_examine
)
302 cp
= "examine deferred";
307 const char *target_event_name(enum target_event event
)
310 cp
= jim_nvp_value2name_simple(nvp_target_event
, event
)->name
;
312 LOG_ERROR("Invalid target event: %d", (int)(event
));
313 cp
= "(*BUG*unknown*BUG*)";
318 const char *target_reset_mode_name(enum target_reset_mode reset_mode
)
321 cp
= jim_nvp_value2name_simple(nvp_reset_modes
, reset_mode
)->name
;
323 LOG_ERROR("Invalid target reset mode: %d", (int)(reset_mode
));
324 cp
= "(*BUG*unknown*BUG*)";
329 /* determine the number of the new target */
330 static int new_target_number(void)
335 /* number is 0 based */
339 if (x
< t
->target_number
)
340 x
= t
->target_number
;
346 static void append_to_list_all_targets(struct target
*target
)
348 struct target
**t
= &all_targets
;
355 /* read a uint64_t from a buffer in target memory endianness */
356 uint64_t target_buffer_get_u64(struct target
*target
, const uint8_t *buffer
)
358 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
359 return le_to_h_u64(buffer
);
361 return be_to_h_u64(buffer
);
364 /* read a uint32_t from a buffer in target memory endianness */
365 uint32_t target_buffer_get_u32(struct target
*target
, const uint8_t *buffer
)
367 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
368 return le_to_h_u32(buffer
);
370 return be_to_h_u32(buffer
);
373 /* read a uint24_t from a buffer in target memory endianness */
374 uint32_t target_buffer_get_u24(struct target
*target
, const uint8_t *buffer
)
376 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
377 return le_to_h_u24(buffer
);
379 return be_to_h_u24(buffer
);
382 /* read a uint16_t from a buffer in target memory endianness */
383 uint16_t target_buffer_get_u16(struct target
*target
, const uint8_t *buffer
)
385 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
386 return le_to_h_u16(buffer
);
388 return be_to_h_u16(buffer
);
391 /* write a uint64_t to a buffer in target memory endianness */
392 void target_buffer_set_u64(struct target
*target
, uint8_t *buffer
, uint64_t value
)
394 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
395 h_u64_to_le(buffer
, value
);
397 h_u64_to_be(buffer
, value
);
400 /* write a uint32_t to a buffer in target memory endianness */
401 void target_buffer_set_u32(struct target
*target
, uint8_t *buffer
, uint32_t value
)
403 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
404 h_u32_to_le(buffer
, value
);
406 h_u32_to_be(buffer
, value
);
409 /* write a uint24_t to a buffer in target memory endianness */
410 void target_buffer_set_u24(struct target
*target
, uint8_t *buffer
, uint32_t value
)
412 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
413 h_u24_to_le(buffer
, value
);
415 h_u24_to_be(buffer
, value
);
418 /* write a uint16_t to a buffer in target memory endianness */
419 void target_buffer_set_u16(struct target
*target
, uint8_t *buffer
, uint16_t value
)
421 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
422 h_u16_to_le(buffer
, value
);
424 h_u16_to_be(buffer
, value
);
427 /* write a uint8_t to a buffer in target memory endianness */
428 static void target_buffer_set_u8(struct target
*target
, uint8_t *buffer
, uint8_t value
)
433 /* write a uint64_t array to a buffer in target memory endianness */
434 void target_buffer_get_u64_array(struct target
*target
, const uint8_t *buffer
, uint32_t count
, uint64_t *dstbuf
)
437 for (i
= 0; i
< count
; i
++)
438 dstbuf
[i
] = target_buffer_get_u64(target
, &buffer
[i
* 8]);
441 /* write a uint32_t array to a buffer in target memory endianness */
442 void target_buffer_get_u32_array(struct target
*target
, const uint8_t *buffer
, uint32_t count
, uint32_t *dstbuf
)
445 for (i
= 0; i
< count
; i
++)
446 dstbuf
[i
] = target_buffer_get_u32(target
, &buffer
[i
* 4]);
449 /* write a uint16_t array to a buffer in target memory endianness */
450 void target_buffer_get_u16_array(struct target
*target
, const uint8_t *buffer
, uint32_t count
, uint16_t *dstbuf
)
453 for (i
= 0; i
< count
; i
++)
454 dstbuf
[i
] = target_buffer_get_u16(target
, &buffer
[i
* 2]);
457 /* write a uint64_t array to a buffer in target memory endianness */
458 void target_buffer_set_u64_array(struct target
*target
, uint8_t *buffer
, uint32_t count
, const uint64_t *srcbuf
)
461 for (i
= 0; i
< count
; i
++)
462 target_buffer_set_u64(target
, &buffer
[i
* 8], srcbuf
[i
]);
465 /* write a uint32_t array to a buffer in target memory endianness */
466 void target_buffer_set_u32_array(struct target
*target
, uint8_t *buffer
, uint32_t count
, const uint32_t *srcbuf
)
469 for (i
= 0; i
< count
; i
++)
470 target_buffer_set_u32(target
, &buffer
[i
* 4], srcbuf
[i
]);
473 /* write a uint16_t array to a buffer in target memory endianness */
474 void target_buffer_set_u16_array(struct target
*target
, uint8_t *buffer
, uint32_t count
, const uint16_t *srcbuf
)
477 for (i
= 0; i
< count
; i
++)
478 target_buffer_set_u16(target
, &buffer
[i
* 2], srcbuf
[i
]);
481 /* return a pointer to a configured target; id is name or number */
482 struct target
*get_target(const char *id
)
484 struct target
*target
;
486 /* try as tcltarget name */
487 for (target
= all_targets
; target
; target
= target
->next
) {
488 if (!target_name(target
))
490 if (strcmp(id
, target_name(target
)) == 0)
494 /* It's OK to remove this fallback sometime after August 2010 or so */
496 /* no match, try as number */
498 if (parse_uint(id
, &num
) != ERROR_OK
)
501 for (target
= all_targets
; target
; target
= target
->next
) {
502 if (target
->target_number
== (int)num
) {
503 LOG_WARNING("use '%s' as target identifier, not '%u'",
504 target_name(target
), num
);
512 /* returns a pointer to the n-th configured target */
513 struct target
*get_target_by_num(int num
)
515 struct target
*target
= all_targets
;
518 if (target
->target_number
== num
)
520 target
= target
->next
;
526 struct target
*get_current_target(struct command_context
*cmd_ctx
)
528 struct target
*target
= get_current_target_or_null(cmd_ctx
);
531 LOG_ERROR("BUG: current_target out of bounds");
538 struct target
*get_current_target_or_null(struct command_context
*cmd_ctx
)
540 return cmd_ctx
->current_target_override
541 ? cmd_ctx
->current_target_override
542 : cmd_ctx
->current_target
;
545 int target_poll(struct target
*target
)
549 /* We can't poll until after examine */
550 if (!target_was_examined(target
)) {
551 /* Fail silently lest we pollute the log */
555 retval
= target
->type
->poll(target
);
556 if (retval
!= ERROR_OK
)
559 if (target
->halt_issued
) {
560 if (target
->state
== TARGET_HALTED
)
561 target
->halt_issued
= false;
563 int64_t t
= timeval_ms() - target
->halt_issued_time
;
564 if (t
> DEFAULT_HALT_TIMEOUT
) {
565 target
->halt_issued
= false;
566 LOG_INFO("Halt timed out, wake up GDB.");
567 target_call_event_callbacks(target
, TARGET_EVENT_GDB_HALT
);
575 int target_halt(struct target
*target
)
578 /* We can't poll until after examine */
579 if (!target_was_examined(target
)) {
580 LOG_ERROR("Target not examined yet");
584 retval
= target
->type
->halt(target
);
585 if (retval
!= ERROR_OK
)
588 target
->halt_issued
= true;
589 target
->halt_issued_time
= timeval_ms();
595 * Make the target (re)start executing using its saved execution
596 * context (possibly with some modifications).
598 * @param target Which target should start executing.
599 * @param current True to use the target's saved program counter instead
600 * of the address parameter
601 * @param address Optionally used as the program counter.
602 * @param handle_breakpoints True iff breakpoints at the resumption PC
603 * should be skipped. (For example, maybe execution was stopped by
604 * such a breakpoint, in which case it would be counterproductive to
606 * @param debug_execution False if all working areas allocated by OpenOCD
607 * should be released and/or restored to their original contents.
608 * (This would for example be true to run some downloaded "helper"
609 * algorithm code, which resides in one such working buffer and uses
610 * another for data storage.)
612 * @todo Resolve the ambiguity about what the "debug_execution" flag
613 * signifies. For example, Target implementations don't agree on how
614 * it relates to invalidation of the register cache, or to whether
615 * breakpoints and watchpoints should be enabled. (It would seem wrong
616 * to enable breakpoints when running downloaded "helper" algorithms
617 * (debug_execution true), since the breakpoints would be set to match
618 * target firmware being debugged, not the helper algorithm.... and
619 * enabling them could cause such helpers to malfunction (for example,
620 * by overwriting data with a breakpoint instruction. On the other
621 * hand the infrastructure for running such helpers might use this
622 * procedure but rely on hardware breakpoint to detect termination.)
624 int target_resume(struct target
*target
, int current
, target_addr_t address
,
625 int handle_breakpoints
, int debug_execution
)
629 /* We can't poll until after examine */
630 if (!target_was_examined(target
)) {
631 LOG_ERROR("Target not examined yet");
635 target_call_event_callbacks(target
, TARGET_EVENT_RESUME_START
);
637 /* note that resume *must* be asynchronous. The CPU can halt before
638 * we poll. The CPU can even halt at the current PC as a result of
639 * a software breakpoint being inserted by (a bug?) the application.
642 * resume() triggers the event 'resumed'. The execution of TCL commands
643 * in the event handler causes the polling of targets. If the target has
644 * already halted for a breakpoint, polling will run the 'halted' event
645 * handler before the pending 'resumed' handler.
646 * Disable polling during resume() to guarantee the execution of handlers
647 * in the correct order.
649 bool save_poll
= jtag_poll_get_enabled();
650 jtag_poll_set_enabled(false);
651 retval
= target
->type
->resume(target
, current
, address
, handle_breakpoints
, debug_execution
);
652 jtag_poll_set_enabled(save_poll
);
653 if (retval
!= ERROR_OK
)
656 target_call_event_callbacks(target
, TARGET_EVENT_RESUME_END
);
661 static int target_process_reset(struct command_invocation
*cmd
, enum target_reset_mode reset_mode
)
666 n
= jim_nvp_value2name_simple(nvp_reset_modes
, reset_mode
);
668 LOG_ERROR("invalid reset mode");
672 struct target
*target
;
673 for (target
= all_targets
; target
; target
= target
->next
)
674 target_call_reset_callbacks(target
, reset_mode
);
676 /* disable polling during reset to make reset event scripts
677 * more predictable, i.e. dr/irscan & pathmove in events will
678 * not have JTAG operations injected into the middle of a sequence.
680 bool save_poll
= jtag_poll_get_enabled();
682 jtag_poll_set_enabled(false);
684 sprintf(buf
, "ocd_process_reset %s", n
->name
);
685 retval
= Jim_Eval(cmd
->ctx
->interp
, buf
);
687 jtag_poll_set_enabled(save_poll
);
689 if (retval
!= JIM_OK
) {
690 Jim_MakeErrorMessage(cmd
->ctx
->interp
);
691 command_print(cmd
, "%s", Jim_GetString(Jim_GetResult(cmd
->ctx
->interp
), NULL
));
695 /* We want any events to be processed before the prompt */
696 retval
= target_call_timer_callbacks_now();
698 for (target
= all_targets
; target
; target
= target
->next
) {
699 target
->type
->check_reset(target
);
700 target
->running_alg
= false;
706 static int identity_virt2phys(struct target
*target
,
707 target_addr_t
virtual, target_addr_t
*physical
)
713 static int no_mmu(struct target
*target
, int *enabled
)
719 static int default_examine(struct target
*target
)
721 target_set_examined(target
);
725 /* no check by default */
726 static int default_check_reset(struct target
*target
)
731 /* Equivalent Tcl code arp_examine_one is in src/target/startup.tcl
733 int target_examine_one(struct target
*target
)
735 target_call_event_callbacks(target
, TARGET_EVENT_EXAMINE_START
);
737 int retval
= target
->type
->examine(target
);
738 if (retval
!= ERROR_OK
) {
739 target_call_event_callbacks(target
, TARGET_EVENT_EXAMINE_FAIL
);
743 target_call_event_callbacks(target
, TARGET_EVENT_EXAMINE_END
);
748 static int jtag_enable_callback(enum jtag_event event
, void *priv
)
750 struct target
*target
= priv
;
752 if (event
!= JTAG_TAP_EVENT_ENABLE
|| !target
->tap
->enabled
)
755 jtag_unregister_event_callback(jtag_enable_callback
, target
);
757 return target_examine_one(target
);
760 /* Targets that correctly implement init + examine, i.e.
761 * no communication with target during init:
765 int target_examine(void)
767 int retval
= ERROR_OK
;
768 struct target
*target
;
770 for (target
= all_targets
; target
; target
= target
->next
) {
771 /* defer examination, but don't skip it */
772 if (!target
->tap
->enabled
) {
773 jtag_register_event_callback(jtag_enable_callback
,
778 if (target
->defer_examine
)
781 int retval2
= target_examine_one(target
);
782 if (retval2
!= ERROR_OK
) {
783 LOG_WARNING("target %s examination failed", target_name(target
));
790 const char *target_type_name(struct target
*target
)
792 return target
->type
->name
;
795 static int target_soft_reset_halt(struct target
*target
)
797 if (!target_was_examined(target
)) {
798 LOG_ERROR("Target not examined yet");
801 if (!target
->type
->soft_reset_halt
) {
802 LOG_ERROR("Target %s does not support soft_reset_halt",
803 target_name(target
));
806 return target
->type
->soft_reset_halt(target
);
810 * Downloads a target-specific native code algorithm to the target,
811 * and executes it. * Note that some targets may need to set up, enable,
812 * and tear down a breakpoint (hard or * soft) to detect algorithm
813 * termination, while others may support lower overhead schemes where
814 * soft breakpoints embedded in the algorithm automatically terminate the
817 * @param target used to run the algorithm
818 * @param num_mem_params
820 * @param num_reg_params
825 * @param arch_info target-specific description of the algorithm.
827 int target_run_algorithm(struct target
*target
,
828 int num_mem_params
, struct mem_param
*mem_params
,
829 int num_reg_params
, struct reg_param
*reg_param
,
830 uint32_t entry_point
, uint32_t exit_point
,
831 int timeout_ms
, void *arch_info
)
833 int retval
= ERROR_FAIL
;
835 if (!target_was_examined(target
)) {
836 LOG_ERROR("Target not examined yet");
839 if (!target
->type
->run_algorithm
) {
840 LOG_ERROR("Target type '%s' does not support %s",
841 target_type_name(target
), __func__
);
845 target
->running_alg
= true;
846 retval
= target
->type
->run_algorithm(target
,
847 num_mem_params
, mem_params
,
848 num_reg_params
, reg_param
,
849 entry_point
, exit_point
, timeout_ms
, arch_info
);
850 target
->running_alg
= false;
857 * Executes a target-specific native code algorithm and leaves it running.
859 * @param target used to run the algorithm
860 * @param num_mem_params
862 * @param num_reg_params
866 * @param arch_info target-specific description of the algorithm.
868 int target_start_algorithm(struct target
*target
,
869 int num_mem_params
, struct mem_param
*mem_params
,
870 int num_reg_params
, struct reg_param
*reg_params
,
871 uint32_t entry_point
, uint32_t exit_point
,
874 int retval
= ERROR_FAIL
;
876 if (!target_was_examined(target
)) {
877 LOG_ERROR("Target not examined yet");
880 if (!target
->type
->start_algorithm
) {
881 LOG_ERROR("Target type '%s' does not support %s",
882 target_type_name(target
), __func__
);
885 if (target
->running_alg
) {
886 LOG_ERROR("Target is already running an algorithm");
890 target
->running_alg
= true;
891 retval
= target
->type
->start_algorithm(target
,
892 num_mem_params
, mem_params
,
893 num_reg_params
, reg_params
,
894 entry_point
, exit_point
, arch_info
);
901 * Waits for an algorithm started with target_start_algorithm() to complete.
903 * @param target used to run the algorithm
904 * @param num_mem_params
906 * @param num_reg_params
910 * @param arch_info target-specific description of the algorithm.
912 int target_wait_algorithm(struct target
*target
,
913 int num_mem_params
, struct mem_param
*mem_params
,
914 int num_reg_params
, struct reg_param
*reg_params
,
915 uint32_t exit_point
, int timeout_ms
,
918 int retval
= ERROR_FAIL
;
920 if (!target
->type
->wait_algorithm
) {
921 LOG_ERROR("Target type '%s' does not support %s",
922 target_type_name(target
), __func__
);
925 if (!target
->running_alg
) {
926 LOG_ERROR("Target is not running an algorithm");
930 retval
= target
->type
->wait_algorithm(target
,
931 num_mem_params
, mem_params
,
932 num_reg_params
, reg_params
,
933 exit_point
, timeout_ms
, arch_info
);
934 if (retval
!= ERROR_TARGET_TIMEOUT
)
935 target
->running_alg
= false;
942 * Streams data to a circular buffer on target intended for consumption by code
943 * running asynchronously on target.
945 * This is intended for applications where target-specific native code runs
946 * on the target, receives data from the circular buffer, does something with
947 * it (most likely writing it to a flash memory), and advances the circular
950 * This assumes that the helper algorithm has already been loaded to the target,
951 * but has not been started yet. Given memory and register parameters are passed
954 * The buffer is defined by (buffer_start, buffer_size) arguments and has the
957 * [buffer_start + 0, buffer_start + 4):
958 * Write Pointer address (aka head). Written and updated by this
959 * routine when new data is written to the circular buffer.
960 * [buffer_start + 4, buffer_start + 8):
961 * Read Pointer address (aka tail). Updated by code running on the
962 * target after it consumes data.
963 * [buffer_start + 8, buffer_start + buffer_size):
964 * Circular buffer contents.
966 * See contrib/loaders/flash/stm32f1x.S for an example.
968 * @param target used to run the algorithm
969 * @param buffer address on the host where data to be sent is located
970 * @param count number of blocks to send
971 * @param block_size size in bytes of each block
972 * @param num_mem_params count of memory-based params to pass to algorithm
973 * @param mem_params memory-based params to pass to algorithm
974 * @param num_reg_params count of register-based params to pass to algorithm
975 * @param reg_params memory-based params to pass to algorithm
976 * @param buffer_start address on the target of the circular buffer structure
977 * @param buffer_size size of the circular buffer structure
978 * @param entry_point address on the target to execute to start the algorithm
979 * @param exit_point address at which to set a breakpoint to catch the
980 * end of the algorithm; can be 0 if target triggers a breakpoint itself
984 int target_run_flash_async_algorithm(struct target
*target
,
985 const uint8_t *buffer
, uint32_t count
, int block_size
,
986 int num_mem_params
, struct mem_param
*mem_params
,
987 int num_reg_params
, struct reg_param
*reg_params
,
988 uint32_t buffer_start
, uint32_t buffer_size
,
989 uint32_t entry_point
, uint32_t exit_point
, void *arch_info
)
994 const uint8_t *buffer_orig
= buffer
;
996 /* Set up working area. First word is write pointer, second word is read pointer,
997 * rest is fifo data area. */
998 uint32_t wp_addr
= buffer_start
;
999 uint32_t rp_addr
= buffer_start
+ 4;
1000 uint32_t fifo_start_addr
= buffer_start
+ 8;
1001 uint32_t fifo_end_addr
= buffer_start
+ buffer_size
;
1003 uint32_t wp
= fifo_start_addr
;
1004 uint32_t rp
= fifo_start_addr
;
1006 /* validate block_size is 2^n */
1007 assert(!block_size
|| !(block_size
& (block_size
- 1)));
1009 retval
= target_write_u32(target
, wp_addr
, wp
);
1010 if (retval
!= ERROR_OK
)
1012 retval
= target_write_u32(target
, rp_addr
, rp
);
1013 if (retval
!= ERROR_OK
)
1016 /* Start up algorithm on target and let it idle while writing the first chunk */
1017 retval
= target_start_algorithm(target
, num_mem_params
, mem_params
,
1018 num_reg_params
, reg_params
,
1023 if (retval
!= ERROR_OK
) {
1024 LOG_ERROR("error starting target flash write algorithm");
1030 retval
= target_read_u32(target
, rp_addr
, &rp
);
1031 if (retval
!= ERROR_OK
) {
1032 LOG_ERROR("failed to get read pointer");
1036 LOG_DEBUG("offs 0x%zx count 0x%" PRIx32
" wp 0x%" PRIx32
" rp 0x%" PRIx32
,
1037 (size_t) (buffer
- buffer_orig
), count
, wp
, rp
);
1040 LOG_ERROR("flash write algorithm aborted by target");
1041 retval
= ERROR_FLASH_OPERATION_FAILED
;
1045 if (((rp
- fifo_start_addr
) & (block_size
- 1)) || rp
< fifo_start_addr
|| rp
>= fifo_end_addr
) {
1046 LOG_ERROR("corrupted fifo read pointer 0x%" PRIx32
, rp
);
1050 /* Count the number of bytes available in the fifo without
1051 * crossing the wrap around. Make sure to not fill it completely,
1052 * because that would make wp == rp and that's the empty condition. */
1053 uint32_t thisrun_bytes
;
1055 thisrun_bytes
= rp
- wp
- block_size
;
1056 else if (rp
> fifo_start_addr
)
1057 thisrun_bytes
= fifo_end_addr
- wp
;
1059 thisrun_bytes
= fifo_end_addr
- wp
- block_size
;
1061 if (thisrun_bytes
== 0) {
1062 /* Throttle polling a bit if transfer is (much) faster than flash
1063 * programming. The exact delay shouldn't matter as long as it's
1064 * less than buffer size / flash speed. This is very unlikely to
1065 * run when using high latency connections such as USB. */
1068 /* to stop an infinite loop on some targets check and increment a timeout
1069 * this issue was observed on a stellaris using the new ICDI interface */
1070 if (timeout
++ >= 2500) {
1071 LOG_ERROR("timeout waiting for algorithm, a target reset is recommended");
1072 return ERROR_FLASH_OPERATION_FAILED
;
1077 /* reset our timeout */
1080 /* Limit to the amount of data we actually want to write */
1081 if (thisrun_bytes
> count
* block_size
)
1082 thisrun_bytes
= count
* block_size
;
1084 /* Force end of large blocks to be word aligned */
1085 if (thisrun_bytes
>= 16)
1086 thisrun_bytes
-= (rp
+ thisrun_bytes
) & 0x03;
1088 /* Write data to fifo */
1089 retval
= target_write_buffer(target
, wp
, thisrun_bytes
, buffer
);
1090 if (retval
!= ERROR_OK
)
1093 /* Update counters and wrap write pointer */
1094 buffer
+= thisrun_bytes
;
1095 count
-= thisrun_bytes
/ block_size
;
1096 wp
+= thisrun_bytes
;
1097 if (wp
>= fifo_end_addr
)
1098 wp
= fifo_start_addr
;
1100 /* Store updated write pointer to target */
1101 retval
= target_write_u32(target
, wp_addr
, wp
);
1102 if (retval
!= ERROR_OK
)
1105 /* Avoid GDB timeouts */
1109 if (retval
!= ERROR_OK
) {
1110 /* abort flash write algorithm on target */
1111 target_write_u32(target
, wp_addr
, 0);
1114 int retval2
= target_wait_algorithm(target
, num_mem_params
, mem_params
,
1115 num_reg_params
, reg_params
,
1120 if (retval2
!= ERROR_OK
) {
1121 LOG_ERROR("error waiting for target flash write algorithm");
1125 if (retval
== ERROR_OK
) {
1126 /* check if algorithm set rp = 0 after fifo writer loop finished */
1127 retval
= target_read_u32(target
, rp_addr
, &rp
);
1128 if (retval
== ERROR_OK
&& rp
== 0) {
1129 LOG_ERROR("flash write algorithm aborted by target");
1130 retval
= ERROR_FLASH_OPERATION_FAILED
;
1137 int target_run_read_async_algorithm(struct target
*target
,
1138 uint8_t *buffer
, uint32_t count
, int block_size
,
1139 int num_mem_params
, struct mem_param
*mem_params
,
1140 int num_reg_params
, struct reg_param
*reg_params
,
1141 uint32_t buffer_start
, uint32_t buffer_size
,
1142 uint32_t entry_point
, uint32_t exit_point
, void *arch_info
)
1147 const uint8_t *buffer_orig
= buffer
;
1149 /* Set up working area. First word is write pointer, second word is read pointer,
1150 * rest is fifo data area. */
1151 uint32_t wp_addr
= buffer_start
;
1152 uint32_t rp_addr
= buffer_start
+ 4;
1153 uint32_t fifo_start_addr
= buffer_start
+ 8;
1154 uint32_t fifo_end_addr
= buffer_start
+ buffer_size
;
1156 uint32_t wp
= fifo_start_addr
;
1157 uint32_t rp
= fifo_start_addr
;
1159 /* validate block_size is 2^n */
1160 assert(!block_size
|| !(block_size
& (block_size
- 1)));
1162 retval
= target_write_u32(target
, wp_addr
, wp
);
1163 if (retval
!= ERROR_OK
)
1165 retval
= target_write_u32(target
, rp_addr
, rp
);
1166 if (retval
!= ERROR_OK
)
1169 /* Start up algorithm on target */
1170 retval
= target_start_algorithm(target
, num_mem_params
, mem_params
,
1171 num_reg_params
, reg_params
,
1176 if (retval
!= ERROR_OK
) {
1177 LOG_ERROR("error starting target flash read algorithm");
1182 retval
= target_read_u32(target
, wp_addr
, &wp
);
1183 if (retval
!= ERROR_OK
) {
1184 LOG_ERROR("failed to get write pointer");
1188 LOG_DEBUG("offs 0x%zx count 0x%" PRIx32
" wp 0x%" PRIx32
" rp 0x%" PRIx32
,
1189 (size_t)(buffer
- buffer_orig
), count
, wp
, rp
);
1192 LOG_ERROR("flash read algorithm aborted by target");
1193 retval
= ERROR_FLASH_OPERATION_FAILED
;
1197 if (((wp
- fifo_start_addr
) & (block_size
- 1)) || wp
< fifo_start_addr
|| wp
>= fifo_end_addr
) {
1198 LOG_ERROR("corrupted fifo write pointer 0x%" PRIx32
, wp
);
1202 /* Count the number of bytes available in the fifo without
1203 * crossing the wrap around. */
1204 uint32_t thisrun_bytes
;
1206 thisrun_bytes
= wp
- rp
;
1208 thisrun_bytes
= fifo_end_addr
- rp
;
1210 if (thisrun_bytes
== 0) {
1211 /* Throttle polling a bit if transfer is (much) faster than flash
1212 * reading. The exact delay shouldn't matter as long as it's
1213 * less than buffer size / flash speed. This is very unlikely to
1214 * run when using high latency connections such as USB. */
1217 /* to stop an infinite loop on some targets check and increment a timeout
1218 * this issue was observed on a stellaris using the new ICDI interface */
1219 if (timeout
++ >= 2500) {
1220 LOG_ERROR("timeout waiting for algorithm, a target reset is recommended");
1221 return ERROR_FLASH_OPERATION_FAILED
;
1226 /* Reset our timeout */
1229 /* Limit to the amount of data we actually want to read */
1230 if (thisrun_bytes
> count
* block_size
)
1231 thisrun_bytes
= count
* block_size
;
1233 /* Force end of large blocks to be word aligned */
1234 if (thisrun_bytes
>= 16)
1235 thisrun_bytes
-= (rp
+ thisrun_bytes
) & 0x03;
1237 /* Read data from fifo */
1238 retval
= target_read_buffer(target
, rp
, thisrun_bytes
, buffer
);
1239 if (retval
!= ERROR_OK
)
1242 /* Update counters and wrap write pointer */
1243 buffer
+= thisrun_bytes
;
1244 count
-= thisrun_bytes
/ block_size
;
1245 rp
+= thisrun_bytes
;
1246 if (rp
>= fifo_end_addr
)
1247 rp
= fifo_start_addr
;
1249 /* Store updated write pointer to target */
1250 retval
= target_write_u32(target
, rp_addr
, rp
);
1251 if (retval
!= ERROR_OK
)
1254 /* Avoid GDB timeouts */
1259 if (retval
!= ERROR_OK
) {
1260 /* abort flash write algorithm on target */
1261 target_write_u32(target
, rp_addr
, 0);
1264 int retval2
= target_wait_algorithm(target
, num_mem_params
, mem_params
,
1265 num_reg_params
, reg_params
,
1270 if (retval2
!= ERROR_OK
) {
1271 LOG_ERROR("error waiting for target flash write algorithm");
1275 if (retval
== ERROR_OK
) {
1276 /* check if algorithm set wp = 0 after fifo writer loop finished */
1277 retval
= target_read_u32(target
, wp_addr
, &wp
);
1278 if (retval
== ERROR_OK
&& wp
== 0) {
1279 LOG_ERROR("flash read algorithm aborted by target");
1280 retval
= ERROR_FLASH_OPERATION_FAILED
;
1287 int target_read_memory(struct target
*target
,
1288 target_addr_t address
, uint32_t size
, uint32_t count
, uint8_t *buffer
)
1290 if (!target_was_examined(target
)) {
1291 LOG_ERROR("Target not examined yet");
1294 if (!target
->type
->read_memory
) {
1295 LOG_ERROR("Target %s doesn't support read_memory", target_name(target
));
1298 return target
->type
->read_memory(target
, address
, size
, count
, buffer
);
1301 int target_read_phys_memory(struct target
*target
,
1302 target_addr_t address
, uint32_t size
, uint32_t count
, uint8_t *buffer
)
1304 if (!target_was_examined(target
)) {
1305 LOG_ERROR("Target not examined yet");
1308 if (!target
->type
->read_phys_memory
) {
1309 LOG_ERROR("Target %s doesn't support read_phys_memory", target_name(target
));
1312 return target
->type
->read_phys_memory(target
, address
, size
, count
, buffer
);
1315 int target_write_memory(struct target
*target
,
1316 target_addr_t address
, uint32_t size
, uint32_t count
, const uint8_t *buffer
)
1318 if (!target_was_examined(target
)) {
1319 LOG_ERROR("Target not examined yet");
1322 if (!target
->type
->write_memory
) {
1323 LOG_ERROR("Target %s doesn't support write_memory", target_name(target
));
1326 return target
->type
->write_memory(target
, address
, size
, count
, buffer
);
1329 int target_write_phys_memory(struct target
*target
,
1330 target_addr_t address
, uint32_t size
, uint32_t count
, const uint8_t *buffer
)
1332 if (!target_was_examined(target
)) {
1333 LOG_ERROR("Target not examined yet");
1336 if (!target
->type
->write_phys_memory
) {
1337 LOG_ERROR("Target %s doesn't support write_phys_memory", target_name(target
));
1340 return target
->type
->write_phys_memory(target
, address
, size
, count
, buffer
);
1343 int target_add_breakpoint(struct target
*target
,
1344 struct breakpoint
*breakpoint
)
1346 if ((target
->state
!= TARGET_HALTED
) && (breakpoint
->type
!= BKPT_HARD
)) {
1347 LOG_WARNING("target %s is not halted (add breakpoint)", target_name(target
));
1348 return ERROR_TARGET_NOT_HALTED
;
1350 return target
->type
->add_breakpoint(target
, breakpoint
);
1353 int target_add_context_breakpoint(struct target
*target
,
1354 struct breakpoint
*breakpoint
)
1356 if (target
->state
!= TARGET_HALTED
) {
1357 LOG_WARNING("target %s is not halted (add context breakpoint)", target_name(target
));
1358 return ERROR_TARGET_NOT_HALTED
;
1360 return target
->type
->add_context_breakpoint(target
, breakpoint
);
1363 int target_add_hybrid_breakpoint(struct target
*target
,
1364 struct breakpoint
*breakpoint
)
1366 if (target
->state
!= TARGET_HALTED
) {
1367 LOG_WARNING("target %s is not halted (add hybrid breakpoint)", target_name(target
));
1368 return ERROR_TARGET_NOT_HALTED
;
1370 return target
->type
->add_hybrid_breakpoint(target
, breakpoint
);
1373 int target_remove_breakpoint(struct target
*target
,
1374 struct breakpoint
*breakpoint
)
1376 return target
->type
->remove_breakpoint(target
, breakpoint
);
1379 int target_add_watchpoint(struct target
*target
,
1380 struct watchpoint
*watchpoint
)
1382 if (target
->state
!= TARGET_HALTED
) {
1383 LOG_WARNING("target %s is not halted (add watchpoint)", target_name(target
));
1384 return ERROR_TARGET_NOT_HALTED
;
1386 return target
->type
->add_watchpoint(target
, watchpoint
);
1388 int target_remove_watchpoint(struct target
*target
,
1389 struct watchpoint
*watchpoint
)
1391 return target
->type
->remove_watchpoint(target
, watchpoint
);
1393 int target_hit_watchpoint(struct target
*target
,
1394 struct watchpoint
**hit_watchpoint
)
1396 if (target
->state
!= TARGET_HALTED
) {
1397 LOG_WARNING("target %s is not halted (hit watchpoint)", target
->cmd_name
);
1398 return ERROR_TARGET_NOT_HALTED
;
1401 if (!target
->type
->hit_watchpoint
) {
1402 /* For backward compatible, if hit_watchpoint is not implemented,
1403 * return ERROR_FAIL such that gdb_server will not take the nonsense
1408 return target
->type
->hit_watchpoint(target
, hit_watchpoint
);
1411 const char *target_get_gdb_arch(struct target
*target
)
1413 if (!target
->type
->get_gdb_arch
)
1415 return target
->type
->get_gdb_arch(target
);
1418 int target_get_gdb_reg_list(struct target
*target
,
1419 struct reg
**reg_list
[], int *reg_list_size
,
1420 enum target_register_class reg_class
)
1422 int result
= ERROR_FAIL
;
1424 if (!target_was_examined(target
)) {
1425 LOG_ERROR("Target not examined yet");
1429 result
= target
->type
->get_gdb_reg_list(target
, reg_list
,
1430 reg_list_size
, reg_class
);
1433 if (result
!= ERROR_OK
) {
1440 int target_get_gdb_reg_list_noread(struct target
*target
,
1441 struct reg
**reg_list
[], int *reg_list_size
,
1442 enum target_register_class reg_class
)
1444 if (target
->type
->get_gdb_reg_list_noread
&&
1445 target
->type
->get_gdb_reg_list_noread(target
, reg_list
,
1446 reg_list_size
, reg_class
) == ERROR_OK
)
1448 return target_get_gdb_reg_list(target
, reg_list
, reg_list_size
, reg_class
);
1451 bool target_supports_gdb_connection(struct target
*target
)
1454 * exclude all the targets that don't provide get_gdb_reg_list
1455 * or that have explicit gdb_max_connection == 0
1457 return !!target
->type
->get_gdb_reg_list
&& !!target
->gdb_max_connections
;
1460 int target_step(struct target
*target
,
1461 int current
, target_addr_t address
, int handle_breakpoints
)
1465 target_call_event_callbacks(target
, TARGET_EVENT_STEP_START
);
1467 retval
= target
->type
->step(target
, current
, address
, handle_breakpoints
);
1468 if (retval
!= ERROR_OK
)
1471 target_call_event_callbacks(target
, TARGET_EVENT_STEP_END
);
1476 int target_get_gdb_fileio_info(struct target
*target
, struct gdb_fileio_info
*fileio_info
)
1478 if (target
->state
!= TARGET_HALTED
) {
1479 LOG_WARNING("target %s is not halted (gdb fileio)", target
->cmd_name
);
1480 return ERROR_TARGET_NOT_HALTED
;
1482 return target
->type
->get_gdb_fileio_info(target
, fileio_info
);
1485 int target_gdb_fileio_end(struct target
*target
, int retcode
, int fileio_errno
, bool ctrl_c
)
1487 if (target
->state
!= TARGET_HALTED
) {
1488 LOG_WARNING("target %s is not halted (gdb fileio end)", target
->cmd_name
);
1489 return ERROR_TARGET_NOT_HALTED
;
1491 return target
->type
->gdb_fileio_end(target
, retcode
, fileio_errno
, ctrl_c
);
1494 target_addr_t
target_address_max(struct target
*target
)
1496 unsigned bits
= target_address_bits(target
);
1497 if (sizeof(target_addr_t
) * 8 == bits
)
1498 return (target_addr_t
) -1;
1500 return (((target_addr_t
) 1) << bits
) - 1;
1503 unsigned target_address_bits(struct target
*target
)
1505 if (target
->type
->address_bits
)
1506 return target
->type
->address_bits(target
);
1510 unsigned int target_data_bits(struct target
*target
)
1512 if (target
->type
->data_bits
)
1513 return target
->type
->data_bits(target
);
1517 static int target_profiling(struct target
*target
, uint32_t *samples
,
1518 uint32_t max_num_samples
, uint32_t *num_samples
, uint32_t seconds
)
1520 return target
->type
->profiling(target
, samples
, max_num_samples
,
1521 num_samples
, seconds
);
1525 * Reset the @c examined flag for the given target.
1526 * Pure paranoia -- targets are zeroed on allocation.
1528 static void target_reset_examined(struct target
*target
)
1530 target
->examined
= false;
1533 static int handle_target(void *priv
);
1535 static int target_init_one(struct command_context
*cmd_ctx
,
1536 struct target
*target
)
1538 target_reset_examined(target
);
1540 struct target_type
*type
= target
->type
;
1542 type
->examine
= default_examine
;
1544 if (!type
->check_reset
)
1545 type
->check_reset
= default_check_reset
;
1547 assert(type
->init_target
);
1549 int retval
= type
->init_target(cmd_ctx
, target
);
1550 if (retval
!= ERROR_OK
) {
1551 LOG_ERROR("target '%s' init failed", target_name(target
));
1555 /* Sanity-check MMU support ... stub in what we must, to help
1556 * implement it in stages, but warn if we need to do so.
1559 if (!type
->virt2phys
) {
1560 LOG_ERROR("type '%s' is missing virt2phys", type
->name
);
1561 type
->virt2phys
= identity_virt2phys
;
1564 /* Make sure no-MMU targets all behave the same: make no
1565 * distinction between physical and virtual addresses, and
1566 * ensure that virt2phys() is always an identity mapping.
1568 if (type
->write_phys_memory
|| type
->read_phys_memory
|| type
->virt2phys
)
1569 LOG_WARNING("type '%s' has bad MMU hooks", type
->name
);
1572 type
->write_phys_memory
= type
->write_memory
;
1573 type
->read_phys_memory
= type
->read_memory
;
1574 type
->virt2phys
= identity_virt2phys
;
1577 if (!target
->type
->read_buffer
)
1578 target
->type
->read_buffer
= target_read_buffer_default
;
1580 if (!target
->type
->write_buffer
)
1581 target
->type
->write_buffer
= target_write_buffer_default
;
1583 if (!target
->type
->get_gdb_fileio_info
)
1584 target
->type
->get_gdb_fileio_info
= target_get_gdb_fileio_info_default
;
1586 if (!target
->type
->gdb_fileio_end
)
1587 target
->type
->gdb_fileio_end
= target_gdb_fileio_end_default
;
1589 if (!target
->type
->profiling
)
1590 target
->type
->profiling
= target_profiling_default
;
1595 static int target_init(struct command_context
*cmd_ctx
)
1597 struct target
*target
;
1600 for (target
= all_targets
; target
; target
= target
->next
) {
1601 retval
= target_init_one(cmd_ctx
, target
);
1602 if (retval
!= ERROR_OK
)
1609 retval
= target_register_user_commands(cmd_ctx
);
1610 if (retval
!= ERROR_OK
)
1613 retval
= target_register_timer_callback(&handle_target
,
1614 polling_interval
, TARGET_TIMER_TYPE_PERIODIC
, cmd_ctx
->interp
);
1615 if (retval
!= ERROR_OK
)
1621 COMMAND_HANDLER(handle_target_init_command
)
1626 return ERROR_COMMAND_SYNTAX_ERROR
;
1628 static bool target_initialized
;
1629 if (target_initialized
) {
1630 LOG_INFO("'target init' has already been called");
1633 target_initialized
= true;
1635 retval
= command_run_line(CMD_CTX
, "init_targets");
1636 if (retval
!= ERROR_OK
)
1639 retval
= command_run_line(CMD_CTX
, "init_target_events");
1640 if (retval
!= ERROR_OK
)
1643 retval
= command_run_line(CMD_CTX
, "init_board");
1644 if (retval
!= ERROR_OK
)
1647 LOG_DEBUG("Initializing targets...");
1648 return target_init(CMD_CTX
);
1651 int target_register_event_callback(int (*callback
)(struct target
*target
,
1652 enum target_event event
, void *priv
), void *priv
)
1654 struct target_event_callback
**callbacks_p
= &target_event_callbacks
;
1657 return ERROR_COMMAND_SYNTAX_ERROR
;
1660 while ((*callbacks_p
)->next
)
1661 callbacks_p
= &((*callbacks_p
)->next
);
1662 callbacks_p
= &((*callbacks_p
)->next
);
1665 (*callbacks_p
) = malloc(sizeof(struct target_event_callback
));
1666 (*callbacks_p
)->callback
= callback
;
1667 (*callbacks_p
)->priv
= priv
;
1668 (*callbacks_p
)->next
= NULL
;
1673 int target_register_reset_callback(int (*callback
)(struct target
*target
,
1674 enum target_reset_mode reset_mode
, void *priv
), void *priv
)
1676 struct target_reset_callback
*entry
;
1679 return ERROR_COMMAND_SYNTAX_ERROR
;
1681 entry
= malloc(sizeof(struct target_reset_callback
));
1683 LOG_ERROR("error allocating buffer for reset callback entry");
1684 return ERROR_COMMAND_SYNTAX_ERROR
;
1687 entry
->callback
= callback
;
1689 list_add(&entry
->list
, &target_reset_callback_list
);
1695 int target_register_trace_callback(int (*callback
)(struct target
*target
,
1696 size_t len
, uint8_t *data
, void *priv
), void *priv
)
1698 struct target_trace_callback
*entry
;
1701 return ERROR_COMMAND_SYNTAX_ERROR
;
1703 entry
= malloc(sizeof(struct target_trace_callback
));
1705 LOG_ERROR("error allocating buffer for trace callback entry");
1706 return ERROR_COMMAND_SYNTAX_ERROR
;
1709 entry
->callback
= callback
;
1711 list_add(&entry
->list
, &target_trace_callback_list
);
1717 int target_register_timer_callback(int (*callback
)(void *priv
),
1718 unsigned int time_ms
, enum target_timer_type type
, void *priv
)
1720 struct target_timer_callback
**callbacks_p
= &target_timer_callbacks
;
1723 return ERROR_COMMAND_SYNTAX_ERROR
;
1726 while ((*callbacks_p
)->next
)
1727 callbacks_p
= &((*callbacks_p
)->next
);
1728 callbacks_p
= &((*callbacks_p
)->next
);
1731 (*callbacks_p
) = malloc(sizeof(struct target_timer_callback
));
1732 (*callbacks_p
)->callback
= callback
;
1733 (*callbacks_p
)->type
= type
;
1734 (*callbacks_p
)->time_ms
= time_ms
;
1735 (*callbacks_p
)->removed
= false;
1737 (*callbacks_p
)->when
= timeval_ms() + time_ms
;
1738 target_timer_next_event_value
= MIN(target_timer_next_event_value
, (*callbacks_p
)->when
);
1740 (*callbacks_p
)->priv
= priv
;
1741 (*callbacks_p
)->next
= NULL
;
1746 int target_unregister_event_callback(int (*callback
)(struct target
*target
,
1747 enum target_event event
, void *priv
), void *priv
)
1749 struct target_event_callback
**p
= &target_event_callbacks
;
1750 struct target_event_callback
*c
= target_event_callbacks
;
1753 return ERROR_COMMAND_SYNTAX_ERROR
;
1756 struct target_event_callback
*next
= c
->next
;
1757 if ((c
->callback
== callback
) && (c
->priv
== priv
)) {
1769 int target_unregister_reset_callback(int (*callback
)(struct target
*target
,
1770 enum target_reset_mode reset_mode
, void *priv
), void *priv
)
1772 struct target_reset_callback
*entry
;
1775 return ERROR_COMMAND_SYNTAX_ERROR
;
1777 list_for_each_entry(entry
, &target_reset_callback_list
, list
) {
1778 if (entry
->callback
== callback
&& entry
->priv
== priv
) {
1779 list_del(&entry
->list
);
1788 int target_unregister_trace_callback(int (*callback
)(struct target
*target
,
1789 size_t len
, uint8_t *data
, void *priv
), void *priv
)
1791 struct target_trace_callback
*entry
;
1794 return ERROR_COMMAND_SYNTAX_ERROR
;
1796 list_for_each_entry(entry
, &target_trace_callback_list
, list
) {
1797 if (entry
->callback
== callback
&& entry
->priv
== priv
) {
1798 list_del(&entry
->list
);
1807 int target_unregister_timer_callback(int (*callback
)(void *priv
), void *priv
)
1810 return ERROR_COMMAND_SYNTAX_ERROR
;
1812 for (struct target_timer_callback
*c
= target_timer_callbacks
;
1814 if ((c
->callback
== callback
) && (c
->priv
== priv
)) {
1823 int target_call_event_callbacks(struct target
*target
, enum target_event event
)
1825 struct target_event_callback
*callback
= target_event_callbacks
;
1826 struct target_event_callback
*next_callback
;
1828 if (event
== TARGET_EVENT_HALTED
) {
1829 /* execute early halted first */
1830 target_call_event_callbacks(target
, TARGET_EVENT_GDB_HALT
);
1833 LOG_DEBUG("target event %i (%s) for core %s", event
,
1834 jim_nvp_value2name_simple(nvp_target_event
, event
)->name
,
1835 target_name(target
));
1837 target_handle_event(target
, event
);
1840 next_callback
= callback
->next
;
1841 callback
->callback(target
, event
, callback
->priv
);
1842 callback
= next_callback
;
1848 int target_call_reset_callbacks(struct target
*target
, enum target_reset_mode reset_mode
)
1850 struct target_reset_callback
*callback
;
1852 LOG_DEBUG("target reset %i (%s)", reset_mode
,
1853 jim_nvp_value2name_simple(nvp_reset_modes
, reset_mode
)->name
);
1855 list_for_each_entry(callback
, &target_reset_callback_list
, list
)
1856 callback
->callback(target
, reset_mode
, callback
->priv
);
1861 int target_call_trace_callbacks(struct target
*target
, size_t len
, uint8_t *data
)
1863 struct target_trace_callback
*callback
;
1865 list_for_each_entry(callback
, &target_trace_callback_list
, list
)
1866 callback
->callback(target
, len
, data
, callback
->priv
);
1871 static int target_timer_callback_periodic_restart(
1872 struct target_timer_callback
*cb
, int64_t *now
)
1874 cb
->when
= *now
+ cb
->time_ms
;
1878 static int target_call_timer_callback(struct target_timer_callback
*cb
,
1881 cb
->callback(cb
->priv
);
1883 if (cb
->type
== TARGET_TIMER_TYPE_PERIODIC
)
1884 return target_timer_callback_periodic_restart(cb
, now
);
1886 return target_unregister_timer_callback(cb
->callback
, cb
->priv
);
1889 static int target_call_timer_callbacks_check_time(int checktime
)
1891 static bool callback_processing
;
1893 /* Do not allow nesting */
1894 if (callback_processing
)
1897 callback_processing
= true;
1901 int64_t now
= timeval_ms();
1903 /* Initialize to a default value that's a ways into the future.
1904 * The loop below will make it closer to now if there are
1905 * callbacks that want to be called sooner. */
1906 target_timer_next_event_value
= now
+ 1000;
1908 /* Store an address of the place containing a pointer to the
1909 * next item; initially, that's a standalone "root of the
1910 * list" variable. */
1911 struct target_timer_callback
**callback
= &target_timer_callbacks
;
1912 while (callback
&& *callback
) {
1913 if ((*callback
)->removed
) {
1914 struct target_timer_callback
*p
= *callback
;
1915 *callback
= (*callback
)->next
;
1920 bool call_it
= (*callback
)->callback
&&
1921 ((!checktime
&& (*callback
)->type
== TARGET_TIMER_TYPE_PERIODIC
) ||
1922 now
>= (*callback
)->when
);
1925 target_call_timer_callback(*callback
, &now
);
1927 if (!(*callback
)->removed
&& (*callback
)->when
< target_timer_next_event_value
)
1928 target_timer_next_event_value
= (*callback
)->when
;
1930 callback
= &(*callback
)->next
;
1933 callback_processing
= false;
1937 int target_call_timer_callbacks()
1939 return target_call_timer_callbacks_check_time(1);
1942 /* invoke periodic callbacks immediately */
1943 int target_call_timer_callbacks_now()
1945 return target_call_timer_callbacks_check_time(0);
1948 int64_t target_timer_next_event(void)
1950 return target_timer_next_event_value
;
1953 /* Prints the working area layout for debug purposes */
1954 static void print_wa_layout(struct target
*target
)
1956 struct working_area
*c
= target
->working_areas
;
1959 LOG_DEBUG("%c%c " TARGET_ADDR_FMT
"-" TARGET_ADDR_FMT
" (%" PRIu32
" bytes)",
1960 c
->backup
? 'b' : ' ', c
->free
? ' ' : '*',
1961 c
->address
, c
->address
+ c
->size
- 1, c
->size
);
1966 /* Reduce area to size bytes, create a new free area from the remaining bytes, if any. */
1967 static void target_split_working_area(struct working_area
*area
, uint32_t size
)
1969 assert(area
->free
); /* Shouldn't split an allocated area */
1970 assert(size
<= area
->size
); /* Caller should guarantee this */
1972 /* Split only if not already the right size */
1973 if (size
< area
->size
) {
1974 struct working_area
*new_wa
= malloc(sizeof(*new_wa
));
1979 new_wa
->next
= area
->next
;
1980 new_wa
->size
= area
->size
- size
;
1981 new_wa
->address
= area
->address
+ size
;
1982 new_wa
->backup
= NULL
;
1983 new_wa
->user
= NULL
;
1984 new_wa
->free
= true;
1986 area
->next
= new_wa
;
1989 /* If backup memory was allocated to this area, it has the wrong size
1990 * now so free it and it will be reallocated if/when needed */
1992 area
->backup
= NULL
;
1996 /* Merge all adjacent free areas into one */
1997 static void target_merge_working_areas(struct target
*target
)
1999 struct working_area
*c
= target
->working_areas
;
2001 while (c
&& c
->next
) {
2002 assert(c
->next
->address
== c
->address
+ c
->size
); /* This is an invariant */
2004 /* Find two adjacent free areas */
2005 if (c
->free
&& c
->next
->free
) {
2006 /* Merge the last into the first */
2007 c
->size
+= c
->next
->size
;
2009 /* Remove the last */
2010 struct working_area
*to_be_freed
= c
->next
;
2011 c
->next
= c
->next
->next
;
2012 free(to_be_freed
->backup
);
2015 /* If backup memory was allocated to the remaining area, it's has
2016 * the wrong size now */
2025 int target_alloc_working_area_try(struct target
*target
, uint32_t size
, struct working_area
**area
)
2027 /* Reevaluate working area address based on MMU state*/
2028 if (!target
->working_areas
) {
2032 retval
= target
->type
->mmu(target
, &enabled
);
2033 if (retval
!= ERROR_OK
)
2037 if (target
->working_area_phys_spec
) {
2038 LOG_DEBUG("MMU disabled, using physical "
2039 "address for working memory " TARGET_ADDR_FMT
,
2040 target
->working_area_phys
);
2041 target
->working_area
= target
->working_area_phys
;
2043 LOG_ERROR("No working memory available. "
2044 "Specify -work-area-phys to target.");
2045 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE
;
2048 if (target
->working_area_virt_spec
) {
2049 LOG_DEBUG("MMU enabled, using virtual "
2050 "address for working memory " TARGET_ADDR_FMT
,
2051 target
->working_area_virt
);
2052 target
->working_area
= target
->working_area_virt
;
2054 LOG_ERROR("No working memory available. "
2055 "Specify -work-area-virt to target.");
2056 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE
;
2060 /* Set up initial working area on first call */
2061 struct working_area
*new_wa
= malloc(sizeof(*new_wa
));
2063 new_wa
->next
= NULL
;
2064 new_wa
->size
= target
->working_area_size
& ~3UL; /* 4-byte align */
2065 new_wa
->address
= target
->working_area
;
2066 new_wa
->backup
= NULL
;
2067 new_wa
->user
= NULL
;
2068 new_wa
->free
= true;
2071 target
->working_areas
= new_wa
;
2074 /* only allocate multiples of 4 byte */
2076 size
= (size
+ 3) & (~3UL);
2078 struct working_area
*c
= target
->working_areas
;
2080 /* Find the first large enough working area */
2082 if (c
->free
&& c
->size
>= size
)
2088 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE
;
2090 /* Split the working area into the requested size */
2091 target_split_working_area(c
, size
);
2093 LOG_DEBUG("allocated new working area of %" PRIu32
" bytes at address " TARGET_ADDR_FMT
,
2096 if (target
->backup_working_area
) {
2098 c
->backup
= malloc(c
->size
);
2103 int retval
= target_read_memory(target
, c
->address
, 4, c
->size
/ 4, c
->backup
);
2104 if (retval
!= ERROR_OK
)
2108 /* mark as used, and return the new (reused) area */
2115 print_wa_layout(target
);
2120 int target_alloc_working_area(struct target
*target
, uint32_t size
, struct working_area
**area
)
2124 retval
= target_alloc_working_area_try(target
, size
, area
);
2125 if (retval
== ERROR_TARGET_RESOURCE_NOT_AVAILABLE
)
2126 LOG_WARNING("not enough working area available(requested %"PRIu32
")", size
);
2131 static int target_restore_working_area(struct target
*target
, struct working_area
*area
)
2133 int retval
= ERROR_OK
;
2135 if (target
->backup_working_area
&& area
->backup
) {
2136 retval
= target_write_memory(target
, area
->address
, 4, area
->size
/ 4, area
->backup
);
2137 if (retval
!= ERROR_OK
)
2138 LOG_ERROR("failed to restore %" PRIu32
" bytes of working area at address " TARGET_ADDR_FMT
,
2139 area
->size
, area
->address
);
2145 /* Restore the area's backup memory, if any, and return the area to the allocation pool */
2146 static int target_free_working_area_restore(struct target
*target
, struct working_area
*area
, int restore
)
2148 int retval
= ERROR_OK
;
2154 retval
= target_restore_working_area(target
, area
);
2155 /* REVISIT: Perhaps the area should be freed even if restoring fails. */
2156 if (retval
!= ERROR_OK
)
2162 LOG_DEBUG("freed %" PRIu32
" bytes of working area at address " TARGET_ADDR_FMT
,
2163 area
->size
, area
->address
);
2165 /* mark user pointer invalid */
2166 /* TODO: Is this really safe? It points to some previous caller's memory.
2167 * How could we know that the area pointer is still in that place and not
2168 * some other vital data? What's the purpose of this, anyway? */
2172 target_merge_working_areas(target
);
2174 print_wa_layout(target
);
2179 int target_free_working_area(struct target
*target
, struct working_area
*area
)
2181 return target_free_working_area_restore(target
, area
, 1);
2184 /* free resources and restore memory, if restoring memory fails,
2185 * free up resources anyway
2187 static void target_free_all_working_areas_restore(struct target
*target
, int restore
)
2189 struct working_area
*c
= target
->working_areas
;
2191 LOG_DEBUG("freeing all working areas");
2193 /* Loop through all areas, restoring the allocated ones and marking them as free */
2197 target_restore_working_area(target
, c
);
2199 *c
->user
= NULL
; /* Same as above */
2205 /* Run a merge pass to combine all areas into one */
2206 target_merge_working_areas(target
);
2208 print_wa_layout(target
);
2211 void target_free_all_working_areas(struct target
*target
)
2213 target_free_all_working_areas_restore(target
, 1);
2215 /* Now we have none or only one working area marked as free */
2216 if (target
->working_areas
) {
2217 /* Free the last one to allow on-the-fly moving and resizing */
2218 free(target
->working_areas
->backup
);
2219 free(target
->working_areas
);
2220 target
->working_areas
= NULL
;
2224 /* Find the largest number of bytes that can be allocated */
2225 uint32_t target_get_working_area_avail(struct target
*target
)
2227 struct working_area
*c
= target
->working_areas
;
2228 uint32_t max_size
= 0;
2231 return target
->working_area_size
;
2234 if (c
->free
&& max_size
< c
->size
)
2243 static void target_destroy(struct target
*target
)
2245 if (target
->type
->deinit_target
)
2246 target
->type
->deinit_target(target
);
2248 free(target
->semihosting
);
2250 jtag_unregister_event_callback(jtag_enable_callback
, target
);
2252 struct target_event_action
*teap
= target
->event_action
;
2254 struct target_event_action
*next
= teap
->next
;
2255 Jim_DecrRefCount(teap
->interp
, teap
->body
);
2260 target_free_all_working_areas(target
);
2262 /* release the targets SMP list */
2264 struct target_list
*head
= target
->head
;
2266 struct target_list
*pos
= head
->next
;
2267 head
->target
->smp
= 0;
2274 rtos_destroy(target
);
2276 free(target
->gdb_port_override
);
2278 free(target
->trace_info
);
2279 free(target
->fileio_info
);
2280 free(target
->cmd_name
);
2284 void target_quit(void)
2286 struct target_event_callback
*pe
= target_event_callbacks
;
2288 struct target_event_callback
*t
= pe
->next
;
2292 target_event_callbacks
= NULL
;
2294 struct target_timer_callback
*pt
= target_timer_callbacks
;
2296 struct target_timer_callback
*t
= pt
->next
;
2300 target_timer_callbacks
= NULL
;
2302 for (struct target
*target
= all_targets
; target
;) {
2306 target_destroy(target
);
2313 int target_arch_state(struct target
*target
)
2317 LOG_WARNING("No target has been configured");
2321 if (target
->state
!= TARGET_HALTED
)
2324 retval
= target
->type
->arch_state(target
);
2328 static int target_get_gdb_fileio_info_default(struct target
*target
,
2329 struct gdb_fileio_info
*fileio_info
)
2331 /* If target does not support semi-hosting function, target
2332 has no need to provide .get_gdb_fileio_info callback.
2333 It just return ERROR_FAIL and gdb_server will return "Txx"
2334 as target halted every time. */
2338 static int target_gdb_fileio_end_default(struct target
*target
,
2339 int retcode
, int fileio_errno
, bool ctrl_c
)
2344 int target_profiling_default(struct target
*target
, uint32_t *samples
,
2345 uint32_t max_num_samples
, uint32_t *num_samples
, uint32_t seconds
)
2347 struct timeval timeout
, now
;
2349 gettimeofday(&timeout
, NULL
);
2350 timeval_add_time(&timeout
, seconds
, 0);
2352 LOG_INFO("Starting profiling. Halting and resuming the"
2353 " target as often as we can...");
2355 uint32_t sample_count
= 0;
2356 /* hopefully it is safe to cache! We want to stop/restart as quickly as possible. */
2357 struct reg
*reg
= register_get_by_name(target
->reg_cache
, "pc", true);
2359 int retval
= ERROR_OK
;
2361 target_poll(target
);
2362 if (target
->state
== TARGET_HALTED
) {
2363 uint32_t t
= buf_get_u32(reg
->value
, 0, 32);
2364 samples
[sample_count
++] = t
;
2365 /* current pc, addr = 0, do not handle breakpoints, not debugging */
2366 retval
= target_resume(target
, 1, 0, 0, 0);
2367 target_poll(target
);
2368 alive_sleep(10); /* sleep 10ms, i.e. <100 samples/second. */
2369 } else if (target
->state
== TARGET_RUNNING
) {
2370 /* We want to quickly sample the PC. */
2371 retval
= target_halt(target
);
2373 LOG_INFO("Target not halted or running");
2378 if (retval
!= ERROR_OK
)
2381 gettimeofday(&now
, NULL
);
2382 if ((sample_count
>= max_num_samples
) || timeval_compare(&now
, &timeout
) >= 0) {
2383 LOG_INFO("Profiling completed. %" PRIu32
" samples.", sample_count
);
2388 *num_samples
= sample_count
;
2392 /* Single aligned words are guaranteed to use 16 or 32 bit access
2393 * mode respectively, otherwise data is handled as quickly as
2396 int target_write_buffer(struct target
*target
, target_addr_t address
, uint32_t size
, const uint8_t *buffer
)
2398 LOG_DEBUG("writing buffer of %" PRIu32
" byte at " TARGET_ADDR_FMT
,
2401 if (!target_was_examined(target
)) {
2402 LOG_ERROR("Target not examined yet");
2409 if ((address
+ size
- 1) < address
) {
2410 /* GDB can request this when e.g. PC is 0xfffffffc */
2411 LOG_ERROR("address + size wrapped (" TARGET_ADDR_FMT
", 0x%08" PRIx32
")",
2417 return target
->type
->write_buffer(target
, address
, size
, buffer
);
2420 static int target_write_buffer_default(struct target
*target
,
2421 target_addr_t address
, uint32_t count
, const uint8_t *buffer
)
2424 unsigned int data_bytes
= target_data_bits(target
) / 8;
2426 /* Align up to maximum bytes. The loop condition makes sure the next pass
2427 * will have something to do with the size we leave to it. */
2429 size
< data_bytes
&& count
>= size
* 2 + (address
& size
);
2431 if (address
& size
) {
2432 int retval
= target_write_memory(target
, address
, size
, 1, buffer
);
2433 if (retval
!= ERROR_OK
)
2441 /* Write the data with as large access size as possible. */
2442 for (; size
> 0; size
/= 2) {
2443 uint32_t aligned
= count
- count
% size
;
2445 int retval
= target_write_memory(target
, address
, size
, aligned
/ size
, buffer
);
2446 if (retval
!= ERROR_OK
)
2457 /* Single aligned words are guaranteed to use 16 or 32 bit access
2458 * mode respectively, otherwise data is handled as quickly as
2461 int target_read_buffer(struct target
*target
, target_addr_t address
, uint32_t size
, uint8_t *buffer
)
2463 LOG_DEBUG("reading buffer of %" PRIu32
" byte at " TARGET_ADDR_FMT
,
2466 if (!target_was_examined(target
)) {
2467 LOG_ERROR("Target not examined yet");
2474 if ((address
+ size
- 1) < address
) {
2475 /* GDB can request this when e.g. PC is 0xfffffffc */
2476 LOG_ERROR("address + size wrapped (" TARGET_ADDR_FMT
", 0x%08" PRIx32
")",
2482 return target
->type
->read_buffer(target
, address
, size
, buffer
);
2485 static int target_read_buffer_default(struct target
*target
, target_addr_t address
, uint32_t count
, uint8_t *buffer
)
2488 unsigned int data_bytes
= target_data_bits(target
) / 8;
2490 /* Align up to maximum bytes. The loop condition makes sure the next pass
2491 * will have something to do with the size we leave to it. */
2493 size
< data_bytes
&& count
>= size
* 2 + (address
& size
);
2495 if (address
& size
) {
2496 int retval
= target_read_memory(target
, address
, size
, 1, buffer
);
2497 if (retval
!= ERROR_OK
)
2505 /* Read the data with as large access size as possible. */
2506 for (; size
> 0; size
/= 2) {
2507 uint32_t aligned
= count
- count
% size
;
2509 int retval
= target_read_memory(target
, address
, size
, aligned
/ size
, buffer
);
2510 if (retval
!= ERROR_OK
)
2521 int target_checksum_memory(struct target
*target
, target_addr_t address
, uint32_t size
, uint32_t *crc
)
2526 uint32_t checksum
= 0;
2527 if (!target_was_examined(target
)) {
2528 LOG_ERROR("Target not examined yet");
2532 retval
= target
->type
->checksum_memory(target
, address
, size
, &checksum
);
2533 if (retval
!= ERROR_OK
) {
2534 buffer
= malloc(size
);
2536 LOG_ERROR("error allocating buffer for section (%" PRIu32
" bytes)", size
);
2537 return ERROR_COMMAND_SYNTAX_ERROR
;
2539 retval
= target_read_buffer(target
, address
, size
, buffer
);
2540 if (retval
!= ERROR_OK
) {
2545 /* convert to target endianness */
2546 for (i
= 0; i
< (size
/sizeof(uint32_t)); i
++) {
2547 uint32_t target_data
;
2548 target_data
= target_buffer_get_u32(target
, &buffer
[i
*sizeof(uint32_t)]);
2549 target_buffer_set_u32(target
, &buffer
[i
*sizeof(uint32_t)], target_data
);
2552 retval
= image_calculate_checksum(buffer
, size
, &checksum
);
2561 int target_blank_check_memory(struct target
*target
,
2562 struct target_memory_check_block
*blocks
, int num_blocks
,
2563 uint8_t erased_value
)
2565 if (!target_was_examined(target
)) {
2566 LOG_ERROR("Target not examined yet");
2570 if (!target
->type
->blank_check_memory
)
2571 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE
;
2573 return target
->type
->blank_check_memory(target
, blocks
, num_blocks
, erased_value
);
2576 int target_read_u64(struct target
*target
, target_addr_t address
, uint64_t *value
)
2578 uint8_t value_buf
[8];
2579 if (!target_was_examined(target
)) {
2580 LOG_ERROR("Target not examined yet");
2584 int retval
= target_read_memory(target
, address
, 8, 1, value_buf
);
2586 if (retval
== ERROR_OK
) {
2587 *value
= target_buffer_get_u64(target
, value_buf
);
2588 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%16.16" PRIx64
"",
2593 LOG_DEBUG("address: " TARGET_ADDR_FMT
" failed",
2600 int target_read_u32(struct target
*target
, target_addr_t address
, uint32_t *value
)
2602 uint8_t value_buf
[4];
2603 if (!target_was_examined(target
)) {
2604 LOG_ERROR("Target not examined yet");
2608 int retval
= target_read_memory(target
, address
, 4, 1, value_buf
);
2610 if (retval
== ERROR_OK
) {
2611 *value
= target_buffer_get_u32(target
, value_buf
);
2612 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%8.8" PRIx32
"",
2617 LOG_DEBUG("address: " TARGET_ADDR_FMT
" failed",
2624 int target_read_u16(struct target
*target
, target_addr_t address
, uint16_t *value
)
2626 uint8_t value_buf
[2];
2627 if (!target_was_examined(target
)) {
2628 LOG_ERROR("Target not examined yet");
2632 int retval
= target_read_memory(target
, address
, 2, 1, value_buf
);
2634 if (retval
== ERROR_OK
) {
2635 *value
= target_buffer_get_u16(target
, value_buf
);
2636 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%4.4" PRIx16
,
2641 LOG_DEBUG("address: " TARGET_ADDR_FMT
" failed",
2648 int target_read_u8(struct target
*target
, target_addr_t address
, uint8_t *value
)
2650 if (!target_was_examined(target
)) {
2651 LOG_ERROR("Target not examined yet");
2655 int retval
= target_read_memory(target
, address
, 1, 1, value
);
2657 if (retval
== ERROR_OK
) {
2658 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%2.2" PRIx8
,
2663 LOG_DEBUG("address: " TARGET_ADDR_FMT
" failed",
2670 int target_write_u64(struct target
*target
, target_addr_t address
, uint64_t value
)
2673 uint8_t value_buf
[8];
2674 if (!target_was_examined(target
)) {
2675 LOG_ERROR("Target not examined yet");
2679 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%16.16" PRIx64
"",
2683 target_buffer_set_u64(target
, value_buf
, value
);
2684 retval
= target_write_memory(target
, address
, 8, 1, value_buf
);
2685 if (retval
!= ERROR_OK
)
2686 LOG_DEBUG("failed: %i", retval
);
2691 int target_write_u32(struct target
*target
, target_addr_t address
, uint32_t value
)
2694 uint8_t value_buf
[4];
2695 if (!target_was_examined(target
)) {
2696 LOG_ERROR("Target not examined yet");
2700 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%8.8" PRIx32
"",
2704 target_buffer_set_u32(target
, value_buf
, value
);
2705 retval
= target_write_memory(target
, address
, 4, 1, value_buf
);
2706 if (retval
!= ERROR_OK
)
2707 LOG_DEBUG("failed: %i", retval
);
2712 int target_write_u16(struct target
*target
, target_addr_t address
, uint16_t value
)
2715 uint8_t value_buf
[2];
2716 if (!target_was_examined(target
)) {
2717 LOG_ERROR("Target not examined yet");
2721 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%8.8" PRIx16
,
2725 target_buffer_set_u16(target
, value_buf
, value
);
2726 retval
= target_write_memory(target
, address
, 2, 1, value_buf
);
2727 if (retval
!= ERROR_OK
)
2728 LOG_DEBUG("failed: %i", retval
);
2733 int target_write_u8(struct target
*target
, target_addr_t address
, uint8_t value
)
2736 if (!target_was_examined(target
)) {
2737 LOG_ERROR("Target not examined yet");
2741 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%2.2" PRIx8
,
2744 retval
= target_write_memory(target
, address
, 1, 1, &value
);
2745 if (retval
!= ERROR_OK
)
2746 LOG_DEBUG("failed: %i", retval
);
2751 int target_write_phys_u64(struct target
*target
, target_addr_t address
, uint64_t value
)
2754 uint8_t value_buf
[8];
2755 if (!target_was_examined(target
)) {
2756 LOG_ERROR("Target not examined yet");
2760 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%16.16" PRIx64
"",
2764 target_buffer_set_u64(target
, value_buf
, value
);
2765 retval
= target_write_phys_memory(target
, address
, 8, 1, value_buf
);
2766 if (retval
!= ERROR_OK
)
2767 LOG_DEBUG("failed: %i", retval
);
2772 int target_write_phys_u32(struct target
*target
, target_addr_t address
, uint32_t value
)
2775 uint8_t value_buf
[4];
2776 if (!target_was_examined(target
)) {
2777 LOG_ERROR("Target not examined yet");
2781 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%8.8" PRIx32
"",
2785 target_buffer_set_u32(target
, value_buf
, value
);
2786 retval
= target_write_phys_memory(target
, address
, 4, 1, value_buf
);
2787 if (retval
!= ERROR_OK
)
2788 LOG_DEBUG("failed: %i", retval
);
2793 int target_write_phys_u16(struct target
*target
, target_addr_t address
, uint16_t value
)
2796 uint8_t value_buf
[2];
2797 if (!target_was_examined(target
)) {
2798 LOG_ERROR("Target not examined yet");
2802 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%8.8" PRIx16
,
2806 target_buffer_set_u16(target
, value_buf
, value
);
2807 retval
= target_write_phys_memory(target
, address
, 2, 1, value_buf
);
2808 if (retval
!= ERROR_OK
)
2809 LOG_DEBUG("failed: %i", retval
);
2814 int target_write_phys_u8(struct target
*target
, target_addr_t address
, uint8_t value
)
2817 if (!target_was_examined(target
)) {
2818 LOG_ERROR("Target not examined yet");
2822 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%2.2" PRIx8
,
2825 retval
= target_write_phys_memory(target
, address
, 1, 1, &value
);
2826 if (retval
!= ERROR_OK
)
2827 LOG_DEBUG("failed: %i", retval
);
2832 static int find_target(struct command_invocation
*cmd
, const char *name
)
2834 struct target
*target
= get_target(name
);
2836 command_print(cmd
, "Target: %s is unknown, try one of:\n", name
);
2839 if (!target
->tap
->enabled
) {
2840 command_print(cmd
, "Target: TAP %s is disabled, "
2841 "can't be the current target\n",
2842 target
->tap
->dotted_name
);
2846 cmd
->ctx
->current_target
= target
;
2847 if (cmd
->ctx
->current_target_override
)
2848 cmd
->ctx
->current_target_override
= target
;
2854 COMMAND_HANDLER(handle_targets_command
)
2856 int retval
= ERROR_OK
;
2857 if (CMD_ARGC
== 1) {
2858 retval
= find_target(CMD
, CMD_ARGV
[0]);
2859 if (retval
== ERROR_OK
) {
2865 struct target
*target
= all_targets
;
2866 command_print(CMD
, " TargetName Type Endian TapName State ");
2867 command_print(CMD
, "-- ------------------ ---------- ------ ------------------ ------------");
2872 if (target
->tap
->enabled
)
2873 state
= target_state_name(target
);
2875 state
= "tap-disabled";
2877 if (CMD_CTX
->current_target
== target
)
2880 /* keep columns lined up to match the headers above */
2882 "%2d%c %-18s %-10s %-6s %-18s %s",
2883 target
->target_number
,
2885 target_name(target
),
2886 target_type_name(target
),
2887 jim_nvp_value2name_simple(nvp_target_endian
,
2888 target
->endianness
)->name
,
2889 target
->tap
->dotted_name
,
2891 target
= target
->next
;
2897 /* every 300ms we check for reset & powerdropout and issue a "reset halt" if so. */
2899 static int power_dropout
;
2900 static int srst_asserted
;
2902 static int run_power_restore
;
2903 static int run_power_dropout
;
2904 static int run_srst_asserted
;
2905 static int run_srst_deasserted
;
2907 static int sense_handler(void)
2909 static int prev_srst_asserted
;
2910 static int prev_power_dropout
;
2912 int retval
= jtag_power_dropout(&power_dropout
);
2913 if (retval
!= ERROR_OK
)
2917 power_restored
= prev_power_dropout
&& !power_dropout
;
2919 run_power_restore
= 1;
2921 int64_t current
= timeval_ms();
2922 static int64_t last_power
;
2923 bool wait_more
= last_power
+ 2000 > current
;
2924 if (power_dropout
&& !wait_more
) {
2925 run_power_dropout
= 1;
2926 last_power
= current
;
2929 retval
= jtag_srst_asserted(&srst_asserted
);
2930 if (retval
!= ERROR_OK
)
2933 int srst_deasserted
;
2934 srst_deasserted
= prev_srst_asserted
&& !srst_asserted
;
2936 static int64_t last_srst
;
2937 wait_more
= last_srst
+ 2000 > current
;
2938 if (srst_deasserted
&& !wait_more
) {
2939 run_srst_deasserted
= 1;
2940 last_srst
= current
;
2943 if (!prev_srst_asserted
&& srst_asserted
)
2944 run_srst_asserted
= 1;
2946 prev_srst_asserted
= srst_asserted
;
2947 prev_power_dropout
= power_dropout
;
2949 if (srst_deasserted
|| power_restored
) {
2950 /* Other than logging the event we can't do anything here.
2951 * Issuing a reset is a particularly bad idea as we might
2952 * be inside a reset already.
2959 /* process target state changes */
2960 static int handle_target(void *priv
)
2962 Jim_Interp
*interp
= (Jim_Interp
*)priv
;
2963 int retval
= ERROR_OK
;
2965 if (!is_jtag_poll_safe()) {
2966 /* polling is disabled currently */
2970 /* we do not want to recurse here... */
2971 static int recursive
;
2975 /* danger! running these procedures can trigger srst assertions and power dropouts.
2976 * We need to avoid an infinite loop/recursion here and we do that by
2977 * clearing the flags after running these events.
2979 int did_something
= 0;
2980 if (run_srst_asserted
) {
2981 LOG_INFO("srst asserted detected, running srst_asserted proc.");
2982 Jim_Eval(interp
, "srst_asserted");
2985 if (run_srst_deasserted
) {
2986 Jim_Eval(interp
, "srst_deasserted");
2989 if (run_power_dropout
) {
2990 LOG_INFO("Power dropout detected, running power_dropout proc.");
2991 Jim_Eval(interp
, "power_dropout");
2994 if (run_power_restore
) {
2995 Jim_Eval(interp
, "power_restore");
2999 if (did_something
) {
3000 /* clear detect flags */
3004 /* clear action flags */
3006 run_srst_asserted
= 0;
3007 run_srst_deasserted
= 0;
3008 run_power_restore
= 0;
3009 run_power_dropout
= 0;
3014 /* Poll targets for state changes unless that's globally disabled.
3015 * Skip targets that are currently disabled.
3017 for (struct target
*target
= all_targets
;
3018 is_jtag_poll_safe() && target
;
3019 target
= target
->next
) {
3021 if (!target_was_examined(target
))
3024 if (!target
->tap
->enabled
)
3027 if (target
->backoff
.times
> target
->backoff
.count
) {
3028 /* do not poll this time as we failed previously */
3029 target
->backoff
.count
++;
3032 target
->backoff
.count
= 0;
3034 /* only poll target if we've got power and srst isn't asserted */
3035 if (!power_dropout
&& !srst_asserted
) {
3036 /* polling may fail silently until the target has been examined */
3037 retval
= target_poll(target
);
3038 if (retval
!= ERROR_OK
) {
3039 /* 100ms polling interval. Increase interval between polling up to 5000ms */
3040 if (target
->backoff
.times
* polling_interval
< 5000) {
3041 target
->backoff
.times
*= 2;
3042 target
->backoff
.times
++;
3045 /* Tell GDB to halt the debugger. This allows the user to
3046 * run monitor commands to handle the situation.
3048 target_call_event_callbacks(target
, TARGET_EVENT_GDB_HALT
);
3050 if (target
->backoff
.times
> 0) {
3051 LOG_USER("Polling target %s failed, trying to reexamine", target_name(target
));
3052 target_reset_examined(target
);
3053 retval
= target_examine_one(target
);
3054 /* Target examination could have failed due to unstable connection,
3055 * but we set the examined flag anyway to repoll it later */
3056 if (retval
!= ERROR_OK
) {
3057 target
->examined
= true;
3058 LOG_USER("Examination failed, GDB will be halted. Polling again in %dms",
3059 target
->backoff
.times
* polling_interval
);
3064 /* Since we succeeded, we reset backoff count */
3065 target
->backoff
.times
= 0;
3072 COMMAND_HANDLER(handle_reg_command
)
3076 struct target
*target
= get_current_target(CMD_CTX
);
3077 struct reg
*reg
= NULL
;
3079 /* list all available registers for the current target */
3080 if (CMD_ARGC
== 0) {
3081 struct reg_cache
*cache
= target
->reg_cache
;
3083 unsigned int count
= 0;
3087 command_print(CMD
, "===== %s", cache
->name
);
3089 for (i
= 0, reg
= cache
->reg_list
;
3090 i
< cache
->num_regs
;
3091 i
++, reg
++, count
++) {
3092 if (reg
->exist
== false || reg
->hidden
)
3094 /* only print cached values if they are valid */
3096 char *value
= buf_to_hex_str(reg
->value
,
3099 "(%i) %s (/%" PRIu32
"): 0x%s%s",
3107 command_print(CMD
, "(%i) %s (/%" PRIu32
")",
3112 cache
= cache
->next
;
3118 /* access a single register by its ordinal number */
3119 if ((CMD_ARGV
[0][0] >= '0') && (CMD_ARGV
[0][0] <= '9')) {
3121 COMMAND_PARSE_NUMBER(uint
, CMD_ARGV
[0], num
);
3123 struct reg_cache
*cache
= target
->reg_cache
;
3124 unsigned int count
= 0;
3127 for (i
= 0; i
< cache
->num_regs
; i
++) {
3128 if (count
++ == num
) {
3129 reg
= &cache
->reg_list
[i
];
3135 cache
= cache
->next
;
3139 command_print(CMD
, "%i is out of bounds, the current target "
3140 "has only %i registers (0 - %i)", num
, count
, count
- 1);
3144 /* access a single register by its name */
3145 reg
= register_get_by_name(target
->reg_cache
, CMD_ARGV
[0], true);
3151 assert(reg
); /* give clang a hint that we *know* reg is != NULL here */
3156 /* display a register */
3157 if ((CMD_ARGC
== 1) || ((CMD_ARGC
== 2) && !((CMD_ARGV
[1][0] >= '0')
3158 && (CMD_ARGV
[1][0] <= '9')))) {
3159 if ((CMD_ARGC
== 2) && (strcmp(CMD_ARGV
[1], "force") == 0))
3162 if (reg
->valid
== 0) {
3163 int retval
= reg
->type
->get(reg
);
3164 if (retval
!= ERROR_OK
) {
3165 LOG_ERROR("Could not read register '%s'", reg
->name
);
3169 char *value
= buf_to_hex_str(reg
->value
, reg
->size
);
3170 command_print(CMD
, "%s (/%i): 0x%s", reg
->name
, (int)(reg
->size
), value
);
3175 /* set register value */
3176 if (CMD_ARGC
== 2) {
3177 uint8_t *buf
= malloc(DIV_ROUND_UP(reg
->size
, 8));
3180 str_to_buf(CMD_ARGV
[1], strlen(CMD_ARGV
[1]), buf
, reg
->size
, 0);
3182 int retval
= reg
->type
->set(reg
, buf
);
3183 if (retval
!= ERROR_OK
) {
3184 LOG_ERROR("Could not write to register '%s'", reg
->name
);
3186 char *value
= buf_to_hex_str(reg
->value
, reg
->size
);
3187 command_print(CMD
, "%s (/%i): 0x%s", reg
->name
, (int)(reg
->size
), value
);
3196 return ERROR_COMMAND_SYNTAX_ERROR
;
3199 command_print(CMD
, "register %s not found in current target", CMD_ARGV
[0]);
3203 COMMAND_HANDLER(handle_poll_command
)
3205 int retval
= ERROR_OK
;
3206 struct target
*target
= get_current_target(CMD_CTX
);
3208 if (CMD_ARGC
== 0) {
3209 command_print(CMD
, "background polling: %s",
3210 jtag_poll_get_enabled() ? "on" : "off");
3211 command_print(CMD
, "TAP: %s (%s)",
3212 target
->tap
->dotted_name
,
3213 target
->tap
->enabled
? "enabled" : "disabled");
3214 if (!target
->tap
->enabled
)
3216 retval
= target_poll(target
);
3217 if (retval
!= ERROR_OK
)
3219 retval
= target_arch_state(target
);
3220 if (retval
!= ERROR_OK
)
3222 } else if (CMD_ARGC
== 1) {
3224 COMMAND_PARSE_ON_OFF(CMD_ARGV
[0], enable
);
3225 jtag_poll_set_enabled(enable
);
3227 return ERROR_COMMAND_SYNTAX_ERROR
;
3232 COMMAND_HANDLER(handle_wait_halt_command
)
3235 return ERROR_COMMAND_SYNTAX_ERROR
;
3237 unsigned ms
= DEFAULT_HALT_TIMEOUT
;
3238 if (1 == CMD_ARGC
) {
3239 int retval
= parse_uint(CMD_ARGV
[0], &ms
);
3240 if (retval
!= ERROR_OK
)
3241 return ERROR_COMMAND_SYNTAX_ERROR
;
3244 struct target
*target
= get_current_target(CMD_CTX
);
3245 return target_wait_state(target
, TARGET_HALTED
, ms
);
3248 /* wait for target state to change. The trick here is to have a low
3249 * latency for short waits and not to suck up all the CPU time
3252 * After 500ms, keep_alive() is invoked
3254 int target_wait_state(struct target
*target
, enum target_state state
, int ms
)
3257 int64_t then
= 0, cur
;
3261 retval
= target_poll(target
);
3262 if (retval
!= ERROR_OK
)
3264 if (target
->state
== state
)
3269 then
= timeval_ms();
3270 LOG_DEBUG("waiting for target %s...",
3271 jim_nvp_value2name_simple(nvp_target_state
, state
)->name
);
3277 if ((cur
-then
) > ms
) {
3278 LOG_ERROR("timed out while waiting for target %s",
3279 jim_nvp_value2name_simple(nvp_target_state
, state
)->name
);
3287 COMMAND_HANDLER(handle_halt_command
)
3291 struct target
*target
= get_current_target(CMD_CTX
);
3293 target
->verbose_halt_msg
= true;
3295 int retval
= target_halt(target
);
3296 if (retval
!= ERROR_OK
)
3299 if (CMD_ARGC
== 1) {
3300 unsigned wait_local
;
3301 retval
= parse_uint(CMD_ARGV
[0], &wait_local
);
3302 if (retval
!= ERROR_OK
)
3303 return ERROR_COMMAND_SYNTAX_ERROR
;
3308 return CALL_COMMAND_HANDLER(handle_wait_halt_command
);
3311 COMMAND_HANDLER(handle_soft_reset_halt_command
)
3313 struct target
*target
= get_current_target(CMD_CTX
);
3315 LOG_USER("requesting target halt and executing a soft reset");
3317 target_soft_reset_halt(target
);
3322 COMMAND_HANDLER(handle_reset_command
)
3325 return ERROR_COMMAND_SYNTAX_ERROR
;
3327 enum target_reset_mode reset_mode
= RESET_RUN
;
3328 if (CMD_ARGC
== 1) {
3329 const struct jim_nvp
*n
;
3330 n
= jim_nvp_name2value_simple(nvp_reset_modes
, CMD_ARGV
[0]);
3331 if ((!n
->name
) || (n
->value
== RESET_UNKNOWN
))
3332 return ERROR_COMMAND_SYNTAX_ERROR
;
3333 reset_mode
= n
->value
;
3336 /* reset *all* targets */
3337 return target_process_reset(CMD
, reset_mode
);
3341 COMMAND_HANDLER(handle_resume_command
)
3345 return ERROR_COMMAND_SYNTAX_ERROR
;
3347 struct target
*target
= get_current_target(CMD_CTX
);
3349 /* with no CMD_ARGV, resume from current pc, addr = 0,
3350 * with one arguments, addr = CMD_ARGV[0],
3351 * handle breakpoints, not debugging */
3352 target_addr_t addr
= 0;
3353 if (CMD_ARGC
== 1) {
3354 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], addr
);
3358 return target_resume(target
, current
, addr
, 1, 0);
3361 COMMAND_HANDLER(handle_step_command
)
3364 return ERROR_COMMAND_SYNTAX_ERROR
;
3368 /* with no CMD_ARGV, step from current pc, addr = 0,
3369 * with one argument addr = CMD_ARGV[0],
3370 * handle breakpoints, debugging */
3371 target_addr_t addr
= 0;
3373 if (CMD_ARGC
== 1) {
3374 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], addr
);
3378 struct target
*target
= get_current_target(CMD_CTX
);
3380 return target_step(target
, current_pc
, addr
, 1);
3383 void target_handle_md_output(struct command_invocation
*cmd
,
3384 struct target
*target
, target_addr_t address
, unsigned size
,
3385 unsigned count
, const uint8_t *buffer
)
3387 const unsigned line_bytecnt
= 32;
3388 unsigned line_modulo
= line_bytecnt
/ size
;
3390 char output
[line_bytecnt
* 4 + 1];
3391 unsigned output_len
= 0;
3393 const char *value_fmt
;
3396 value_fmt
= "%16.16"PRIx64
" ";
3399 value_fmt
= "%8.8"PRIx64
" ";
3402 value_fmt
= "%4.4"PRIx64
" ";
3405 value_fmt
= "%2.2"PRIx64
" ";
3408 /* "can't happen", caller checked */
3409 LOG_ERROR("invalid memory read size: %u", size
);
3413 for (unsigned i
= 0; i
< count
; i
++) {
3414 if (i
% line_modulo
== 0) {
3415 output_len
+= snprintf(output
+ output_len
,
3416 sizeof(output
) - output_len
,
3417 TARGET_ADDR_FMT
": ",
3418 (address
+ (i
* size
)));
3422 const uint8_t *value_ptr
= buffer
+ i
* size
;
3425 value
= target_buffer_get_u64(target
, value_ptr
);
3428 value
= target_buffer_get_u32(target
, value_ptr
);
3431 value
= target_buffer_get_u16(target
, value_ptr
);
3436 output_len
+= snprintf(output
+ output_len
,
3437 sizeof(output
) - output_len
,
3440 if ((i
% line_modulo
== line_modulo
- 1) || (i
== count
- 1)) {
3441 command_print(cmd
, "%s", output
);
3447 COMMAND_HANDLER(handle_md_command
)
3450 return ERROR_COMMAND_SYNTAX_ERROR
;
3453 switch (CMD_NAME
[2]) {
3467 return ERROR_COMMAND_SYNTAX_ERROR
;
3470 bool physical
= strcmp(CMD_ARGV
[0], "phys") == 0;
3471 int (*fn
)(struct target
*target
,
3472 target_addr_t address
, uint32_t size_value
, uint32_t count
, uint8_t *buffer
);
3476 fn
= target_read_phys_memory
;
3478 fn
= target_read_memory
;
3479 if ((CMD_ARGC
< 1) || (CMD_ARGC
> 2))
3480 return ERROR_COMMAND_SYNTAX_ERROR
;
3482 target_addr_t address
;
3483 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], address
);
3487 COMMAND_PARSE_NUMBER(uint
, CMD_ARGV
[1], count
);
3489 uint8_t *buffer
= calloc(count
, size
);
3491 LOG_ERROR("Failed to allocate md read buffer");
3495 struct target
*target
= get_current_target(CMD_CTX
);
3496 int retval
= fn(target
, address
, size
, count
, buffer
);
3497 if (retval
== ERROR_OK
)
3498 target_handle_md_output(CMD
, target
, address
, size
, count
, buffer
);
3505 typedef int (*target_write_fn
)(struct target
*target
,
3506 target_addr_t address
, uint32_t size
, uint32_t count
, const uint8_t *buffer
);
3508 static int target_fill_mem(struct target
*target
,
3509 target_addr_t address
,
3517 /* We have to write in reasonably large chunks to be able
3518 * to fill large memory areas with any sane speed */
3519 const unsigned chunk_size
= 16384;
3520 uint8_t *target_buf
= malloc(chunk_size
* data_size
);
3522 LOG_ERROR("Out of memory");
3526 for (unsigned i
= 0; i
< chunk_size
; i
++) {
3527 switch (data_size
) {
3529 target_buffer_set_u64(target
, target_buf
+ i
* data_size
, b
);
3532 target_buffer_set_u32(target
, target_buf
+ i
* data_size
, b
);
3535 target_buffer_set_u16(target
, target_buf
+ i
* data_size
, b
);
3538 target_buffer_set_u8(target
, target_buf
+ i
* data_size
, b
);
3545 int retval
= ERROR_OK
;
3547 for (unsigned x
= 0; x
< c
; x
+= chunk_size
) {
3550 if (current
> chunk_size
)
3551 current
= chunk_size
;
3552 retval
= fn(target
, address
+ x
* data_size
, data_size
, current
, target_buf
);
3553 if (retval
!= ERROR_OK
)
3555 /* avoid GDB timeouts */
3564 COMMAND_HANDLER(handle_mw_command
)
3567 return ERROR_COMMAND_SYNTAX_ERROR
;
3568 bool physical
= strcmp(CMD_ARGV
[0], "phys") == 0;
3573 fn
= target_write_phys_memory
;
3575 fn
= target_write_memory
;
3576 if ((CMD_ARGC
< 2) || (CMD_ARGC
> 3))
3577 return ERROR_COMMAND_SYNTAX_ERROR
;
3579 target_addr_t address
;
3580 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], address
);
3583 COMMAND_PARSE_NUMBER(u64
, CMD_ARGV
[1], value
);
3587 COMMAND_PARSE_NUMBER(uint
, CMD_ARGV
[2], count
);
3589 struct target
*target
= get_current_target(CMD_CTX
);
3591 switch (CMD_NAME
[2]) {
3605 return ERROR_COMMAND_SYNTAX_ERROR
;
3608 return target_fill_mem(target
, address
, fn
, wordsize
, value
, count
);
3611 static COMMAND_HELPER(parse_load_image_command
, struct image
*image
,
3612 target_addr_t
*min_address
, target_addr_t
*max_address
)
3614 if (CMD_ARGC
< 1 || CMD_ARGC
> 5)
3615 return ERROR_COMMAND_SYNTAX_ERROR
;
3617 /* a base address isn't always necessary,
3618 * default to 0x0 (i.e. don't relocate) */
3619 if (CMD_ARGC
>= 2) {
3621 COMMAND_PARSE_ADDRESS(CMD_ARGV
[1], addr
);
3622 image
->base_address
= addr
;
3623 image
->base_address_set
= true;
3625 image
->base_address_set
= false;
3627 image
->start_address_set
= false;
3630 COMMAND_PARSE_ADDRESS(CMD_ARGV
[3], *min_address
);
3631 if (CMD_ARGC
== 5) {
3632 COMMAND_PARSE_ADDRESS(CMD_ARGV
[4], *max_address
);
3633 /* use size (given) to find max (required) */
3634 *max_address
+= *min_address
;
3637 if (*min_address
> *max_address
)
3638 return ERROR_COMMAND_SYNTAX_ERROR
;
3643 COMMAND_HANDLER(handle_load_image_command
)
3647 uint32_t image_size
;
3648 target_addr_t min_address
= 0;
3649 target_addr_t max_address
= -1;
3652 int retval
= CALL_COMMAND_HANDLER(parse_load_image_command
,
3653 &image
, &min_address
, &max_address
);
3654 if (retval
!= ERROR_OK
)
3657 struct target
*target
= get_current_target(CMD_CTX
);
3659 struct duration bench
;
3660 duration_start(&bench
);
3662 if (image_open(&image
, CMD_ARGV
[0], (CMD_ARGC
>= 3) ? CMD_ARGV
[2] : NULL
) != ERROR_OK
)
3667 for (unsigned int i
= 0; i
< image
.num_sections
; i
++) {
3668 buffer
= malloc(image
.sections
[i
].size
);
3671 "error allocating buffer for section (%d bytes)",
3672 (int)(image
.sections
[i
].size
));
3673 retval
= ERROR_FAIL
;
3677 retval
= image_read_section(&image
, i
, 0x0, image
.sections
[i
].size
, buffer
, &buf_cnt
);
3678 if (retval
!= ERROR_OK
) {
3683 uint32_t offset
= 0;
3684 uint32_t length
= buf_cnt
;
3686 /* DANGER!!! beware of unsigned comparison here!!! */
3688 if ((image
.sections
[i
].base_address
+ buf_cnt
>= min_address
) &&
3689 (image
.sections
[i
].base_address
< max_address
)) {
3691 if (image
.sections
[i
].base_address
< min_address
) {
3692 /* clip addresses below */
3693 offset
+= min_address
-image
.sections
[i
].base_address
;
3697 if (image
.sections
[i
].base_address
+ buf_cnt
> max_address
)
3698 length
-= (image
.sections
[i
].base_address
+ buf_cnt
)-max_address
;
3700 retval
= target_write_buffer(target
,
3701 image
.sections
[i
].base_address
+ offset
, length
, buffer
+ offset
);
3702 if (retval
!= ERROR_OK
) {
3706 image_size
+= length
;
3707 command_print(CMD
, "%u bytes written at address " TARGET_ADDR_FMT
"",
3708 (unsigned int)length
,
3709 image
.sections
[i
].base_address
+ offset
);
3715 if ((retval
== ERROR_OK
) && (duration_measure(&bench
) == ERROR_OK
)) {
3716 command_print(CMD
, "downloaded %" PRIu32
" bytes "
3717 "in %fs (%0.3f KiB/s)", image_size
,
3718 duration_elapsed(&bench
), duration_kbps(&bench
, image_size
));
3721 image_close(&image
);
3727 COMMAND_HANDLER(handle_dump_image_command
)
3729 struct fileio
*fileio
;
3731 int retval
, retvaltemp
;
3732 target_addr_t address
, size
;
3733 struct duration bench
;
3734 struct target
*target
= get_current_target(CMD_CTX
);
3737 return ERROR_COMMAND_SYNTAX_ERROR
;
3739 COMMAND_PARSE_ADDRESS(CMD_ARGV
[1], address
);
3740 COMMAND_PARSE_ADDRESS(CMD_ARGV
[2], size
);
3742 uint32_t buf_size
= (size
> 4096) ? 4096 : size
;
3743 buffer
= malloc(buf_size
);
3747 retval
= fileio_open(&fileio
, CMD_ARGV
[0], FILEIO_WRITE
, FILEIO_BINARY
);
3748 if (retval
!= ERROR_OK
) {
3753 duration_start(&bench
);
3756 size_t size_written
;
3757 uint32_t this_run_size
= (size
> buf_size
) ? buf_size
: size
;
3758 retval
= target_read_buffer(target
, address
, this_run_size
, buffer
);
3759 if (retval
!= ERROR_OK
)
3762 retval
= fileio_write(fileio
, this_run_size
, buffer
, &size_written
);
3763 if (retval
!= ERROR_OK
)
3766 size
-= this_run_size
;
3767 address
+= this_run_size
;
3772 if ((retval
== ERROR_OK
) && (duration_measure(&bench
) == ERROR_OK
)) {
3774 retval
= fileio_size(fileio
, &filesize
);
3775 if (retval
!= ERROR_OK
)
3778 "dumped %zu bytes in %fs (%0.3f KiB/s)", filesize
,
3779 duration_elapsed(&bench
), duration_kbps(&bench
, filesize
));
3782 retvaltemp
= fileio_close(fileio
);
3783 if (retvaltemp
!= ERROR_OK
)
3792 IMAGE_CHECKSUM_ONLY
= 2
3795 static COMMAND_HELPER(handle_verify_image_command_internal
, enum verify_mode verify
)
3799 uint32_t image_size
;
3801 uint32_t checksum
= 0;
3802 uint32_t mem_checksum
= 0;
3806 struct target
*target
= get_current_target(CMD_CTX
);
3809 return ERROR_COMMAND_SYNTAX_ERROR
;
3812 LOG_ERROR("no target selected");
3816 struct duration bench
;
3817 duration_start(&bench
);
3819 if (CMD_ARGC
>= 2) {
3821 COMMAND_PARSE_ADDRESS(CMD_ARGV
[1], addr
);
3822 image
.base_address
= addr
;
3823 image
.base_address_set
= true;
3825 image
.base_address_set
= false;
3826 image
.base_address
= 0x0;
3829 image
.start_address_set
= false;
3831 retval
= image_open(&image
, CMD_ARGV
[0], (CMD_ARGC
== 3) ? CMD_ARGV
[2] : NULL
);
3832 if (retval
!= ERROR_OK
)
3838 for (unsigned int i
= 0; i
< image
.num_sections
; i
++) {
3839 buffer
= malloc(image
.sections
[i
].size
);
3842 "error allocating buffer for section (%" PRIu32
" bytes)",
3843 image
.sections
[i
].size
);
3846 retval
= image_read_section(&image
, i
, 0x0, image
.sections
[i
].size
, buffer
, &buf_cnt
);
3847 if (retval
!= ERROR_OK
) {
3852 if (verify
>= IMAGE_VERIFY
) {
3853 /* calculate checksum of image */
3854 retval
= image_calculate_checksum(buffer
, buf_cnt
, &checksum
);
3855 if (retval
!= ERROR_OK
) {
3860 retval
= target_checksum_memory(target
, image
.sections
[i
].base_address
, buf_cnt
, &mem_checksum
);
3861 if (retval
!= ERROR_OK
) {
3865 if ((checksum
!= mem_checksum
) && (verify
== IMAGE_CHECKSUM_ONLY
)) {
3866 LOG_ERROR("checksum mismatch");
3868 retval
= ERROR_FAIL
;
3871 if (checksum
!= mem_checksum
) {
3872 /* failed crc checksum, fall back to a binary compare */
3876 LOG_ERROR("checksum mismatch - attempting binary compare");
3878 data
= malloc(buf_cnt
);
3880 retval
= target_read_buffer(target
, image
.sections
[i
].base_address
, buf_cnt
, data
);
3881 if (retval
== ERROR_OK
) {
3883 for (t
= 0; t
< buf_cnt
; t
++) {
3884 if (data
[t
] != buffer
[t
]) {
3886 "diff %d address 0x%08x. Was 0x%02x instead of 0x%02x",
3888 (unsigned)(t
+ image
.sections
[i
].base_address
),
3891 if (diffs
++ >= 127) {
3892 command_print(CMD
, "More than 128 errors, the rest are not printed.");
3904 command_print(CMD
, "address " TARGET_ADDR_FMT
" length 0x%08zx",
3905 image
.sections
[i
].base_address
,
3910 image_size
+= buf_cnt
;
3913 command_print(CMD
, "No more differences found.");
3916 retval
= ERROR_FAIL
;
3917 if ((retval
== ERROR_OK
) && (duration_measure(&bench
) == ERROR_OK
)) {
3918 command_print(CMD
, "verified %" PRIu32
" bytes "
3919 "in %fs (%0.3f KiB/s)", image_size
,
3920 duration_elapsed(&bench
), duration_kbps(&bench
, image_size
));
3923 image_close(&image
);
3928 COMMAND_HANDLER(handle_verify_image_checksum_command
)
3930 return CALL_COMMAND_HANDLER(handle_verify_image_command_internal
, IMAGE_CHECKSUM_ONLY
);
3933 COMMAND_HANDLER(handle_verify_image_command
)
3935 return CALL_COMMAND_HANDLER(handle_verify_image_command_internal
, IMAGE_VERIFY
);
3938 COMMAND_HANDLER(handle_test_image_command
)
3940 return CALL_COMMAND_HANDLER(handle_verify_image_command_internal
, IMAGE_TEST
);
3943 static int handle_bp_command_list(struct command_invocation
*cmd
)
3945 struct target
*target
= get_current_target(cmd
->ctx
);
3946 struct breakpoint
*breakpoint
= target
->breakpoints
;
3947 while (breakpoint
) {
3948 if (breakpoint
->type
== BKPT_SOFT
) {
3949 char *buf
= buf_to_hex_str(breakpoint
->orig_instr
,
3950 breakpoint
->length
);
3951 command_print(cmd
, "IVA breakpoint: " TARGET_ADDR_FMT
", 0x%x, %i, 0x%s",
3952 breakpoint
->address
,
3954 breakpoint
->set
, buf
);
3957 if ((breakpoint
->address
== 0) && (breakpoint
->asid
!= 0))
3958 command_print(cmd
, "Context breakpoint: 0x%8.8" PRIx32
", 0x%x, %i",
3960 breakpoint
->length
, breakpoint
->set
);
3961 else if ((breakpoint
->address
!= 0) && (breakpoint
->asid
!= 0)) {
3962 command_print(cmd
, "Hybrid breakpoint(IVA): " TARGET_ADDR_FMT
", 0x%x, %i",
3963 breakpoint
->address
,
3964 breakpoint
->length
, breakpoint
->set
);
3965 command_print(cmd
, "\t|--->linked with ContextID: 0x%8.8" PRIx32
,
3968 command_print(cmd
, "Breakpoint(IVA): " TARGET_ADDR_FMT
", 0x%x, %i",
3969 breakpoint
->address
,
3970 breakpoint
->length
, breakpoint
->set
);
3973 breakpoint
= breakpoint
->next
;
3978 static int handle_bp_command_set(struct command_invocation
*cmd
,
3979 target_addr_t addr
, uint32_t asid
, uint32_t length
, int hw
)
3981 struct target
*target
= get_current_target(cmd
->ctx
);
3985 retval
= breakpoint_add(target
, addr
, length
, hw
);
3986 /* error is always logged in breakpoint_add(), do not print it again */
3987 if (retval
== ERROR_OK
)
3988 command_print(cmd
, "breakpoint set at " TARGET_ADDR_FMT
"", addr
);
3990 } else if (addr
== 0) {
3991 if (!target
->type
->add_context_breakpoint
) {
3992 LOG_ERROR("Context breakpoint not available");
3993 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE
;
3995 retval
= context_breakpoint_add(target
, asid
, length
, hw
);
3996 /* error is always logged in context_breakpoint_add(), do not print it again */
3997 if (retval
== ERROR_OK
)
3998 command_print(cmd
, "Context breakpoint set at 0x%8.8" PRIx32
"", asid
);
4001 if (!target
->type
->add_hybrid_breakpoint
) {
4002 LOG_ERROR("Hybrid breakpoint not available");
4003 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE
;
4005 retval
= hybrid_breakpoint_add(target
, addr
, asid
, length
, hw
);
4006 /* error is always logged in hybrid_breakpoint_add(), do not print it again */
4007 if (retval
== ERROR_OK
)
4008 command_print(cmd
, "Hybrid breakpoint set at 0x%8.8" PRIx32
"", asid
);
4013 COMMAND_HANDLER(handle_bp_command
)
4022 return handle_bp_command_list(CMD
);
4026 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], addr
);
4027 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], length
);
4028 return handle_bp_command_set(CMD
, addr
, asid
, length
, hw
);
4031 if (strcmp(CMD_ARGV
[2], "hw") == 0) {
4033 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], addr
);
4034 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], length
);
4036 return handle_bp_command_set(CMD
, addr
, asid
, length
, hw
);
4037 } else if (strcmp(CMD_ARGV
[2], "hw_ctx") == 0) {
4039 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], asid
);
4040 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], length
);
4042 return handle_bp_command_set(CMD
, addr
, asid
, length
, hw
);
4047 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], addr
);
4048 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], asid
);
4049 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[2], length
);
4050 return handle_bp_command_set(CMD
, addr
, asid
, length
, hw
);
4053 return ERROR_COMMAND_SYNTAX_ERROR
;
4057 COMMAND_HANDLER(handle_rbp_command
)
4060 return ERROR_COMMAND_SYNTAX_ERROR
;
4062 struct target
*target
= get_current_target(CMD_CTX
);
4064 if (!strcmp(CMD_ARGV
[0], "all")) {
4065 breakpoint_remove_all(target
);
4068 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], addr
);
4070 breakpoint_remove(target
, addr
);
4076 COMMAND_HANDLER(handle_wp_command
)
4078 struct target
*target
= get_current_target(CMD_CTX
);
4080 if (CMD_ARGC
== 0) {
4081 struct watchpoint
*watchpoint
= target
->watchpoints
;
4083 while (watchpoint
) {
4084 command_print(CMD
, "address: " TARGET_ADDR_FMT
4085 ", len: 0x%8.8" PRIx32
4086 ", r/w/a: %i, value: 0x%8.8" PRIx32
4087 ", mask: 0x%8.8" PRIx32
,
4088 watchpoint
->address
,
4090 (int)watchpoint
->rw
,
4093 watchpoint
= watchpoint
->next
;
4098 enum watchpoint_rw type
= WPT_ACCESS
;
4099 target_addr_t addr
= 0;
4100 uint32_t length
= 0;
4101 uint32_t data_value
= 0x0;
4102 uint32_t data_mask
= 0xffffffff;
4106 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[4], data_mask
);
4109 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[3], data_value
);
4112 switch (CMD_ARGV
[2][0]) {
4123 LOG_ERROR("invalid watchpoint mode ('%c')", CMD_ARGV
[2][0]);
4124 return ERROR_COMMAND_SYNTAX_ERROR
;
4128 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], length
);
4129 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], addr
);
4133 return ERROR_COMMAND_SYNTAX_ERROR
;
4136 int retval
= watchpoint_add(target
, addr
, length
, type
,
4137 data_value
, data_mask
);
4138 if (retval
!= ERROR_OK
)
4139 LOG_ERROR("Failure setting watchpoints");
4144 COMMAND_HANDLER(handle_rwp_command
)
4147 return ERROR_COMMAND_SYNTAX_ERROR
;
4150 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], addr
);
4152 struct target
*target
= get_current_target(CMD_CTX
);
4153 watchpoint_remove(target
, addr
);
4159 * Translate a virtual address to a physical address.
4161 * The low-level target implementation must have logged a detailed error
4162 * which is forwarded to telnet/GDB session.
4164 COMMAND_HANDLER(handle_virt2phys_command
)
4167 return ERROR_COMMAND_SYNTAX_ERROR
;
4170 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], va
);
4173 struct target
*target
= get_current_target(CMD_CTX
);
4174 int retval
= target
->type
->virt2phys(target
, va
, &pa
);
4175 if (retval
== ERROR_OK
)
4176 command_print(CMD
, "Physical address " TARGET_ADDR_FMT
"", pa
);
4181 static void write_data(FILE *f
, const void *data
, size_t len
)
4183 size_t written
= fwrite(data
, 1, len
, f
);
4185 LOG_ERROR("failed to write %zu bytes: %s", len
, strerror(errno
));
4188 static void write_long(FILE *f
, int l
, struct target
*target
)
4192 target_buffer_set_u32(target
, val
, l
);
4193 write_data(f
, val
, 4);
4196 static void write_string(FILE *f
, char *s
)
4198 write_data(f
, s
, strlen(s
));
4201 typedef unsigned char UNIT
[2]; /* unit of profiling */
4203 /* Dump a gmon.out histogram file. */
4204 static void write_gmon(uint32_t *samples
, uint32_t sample_num
, const char *filename
, bool with_range
,
4205 uint32_t start_address
, uint32_t end_address
, struct target
*target
, uint32_t duration_ms
)
4208 FILE *f
= fopen(filename
, "w");
4211 write_string(f
, "gmon");
4212 write_long(f
, 0x00000001, target
); /* Version */
4213 write_long(f
, 0, target
); /* padding */
4214 write_long(f
, 0, target
); /* padding */
4215 write_long(f
, 0, target
); /* padding */
4217 uint8_t zero
= 0; /* GMON_TAG_TIME_HIST */
4218 write_data(f
, &zero
, 1);
4220 /* figure out bucket size */
4224 min
= start_address
;
4229 for (i
= 0; i
< sample_num
; i
++) {
4230 if (min
> samples
[i
])
4232 if (max
< samples
[i
])
4236 /* max should be (largest sample + 1)
4237 * Refer to binutils/gprof/hist.c (find_histogram_for_pc) */
4241 int address_space
= max
- min
;
4242 assert(address_space
>= 2);
4244 /* FIXME: What is the reasonable number of buckets?
4245 * The profiling result will be more accurate if there are enough buckets. */
4246 static const uint32_t max_buckets
= 128 * 1024; /* maximum buckets. */
4247 uint32_t num_buckets
= address_space
/ sizeof(UNIT
);
4248 if (num_buckets
> max_buckets
)
4249 num_buckets
= max_buckets
;
4250 int *buckets
= malloc(sizeof(int) * num_buckets
);
4255 memset(buckets
, 0, sizeof(int) * num_buckets
);
4256 for (i
= 0; i
< sample_num
; i
++) {
4257 uint32_t address
= samples
[i
];
4259 if ((address
< min
) || (max
<= address
))
4262 long long a
= address
- min
;
4263 long long b
= num_buckets
;
4264 long long c
= address_space
;
4265 int index_t
= (a
* b
) / c
; /* danger!!!! int32 overflows */
4269 /* append binary memory gmon.out &profile_hist_hdr ((char*)&profile_hist_hdr + sizeof(struct gmon_hist_hdr)) */
4270 write_long(f
, min
, target
); /* low_pc */
4271 write_long(f
, max
, target
); /* high_pc */
4272 write_long(f
, num_buckets
, target
); /* # of buckets */
4273 float sample_rate
= sample_num
/ (duration_ms
/ 1000.0);
4274 write_long(f
, sample_rate
, target
);
4275 write_string(f
, "seconds");
4276 for (i
= 0; i
< (15-strlen("seconds")); i
++)
4277 write_data(f
, &zero
, 1);
4278 write_string(f
, "s");
4280 /*append binary memory gmon.out profile_hist_data (profile_hist_data + profile_hist_hdr.hist_size) */
4282 char *data
= malloc(2 * num_buckets
);
4284 for (i
= 0; i
< num_buckets
; i
++) {
4289 data
[i
* 2] = val
&0xff;
4290 data
[i
* 2 + 1] = (val
>> 8) & 0xff;
4293 write_data(f
, data
, num_buckets
* 2);
4301 /* profiling samples the CPU PC as quickly as OpenOCD is able,
4302 * which will be used as a random sampling of PC */
4303 COMMAND_HANDLER(handle_profile_command
)
4305 struct target
*target
= get_current_target(CMD_CTX
);
4307 if ((CMD_ARGC
!= 2) && (CMD_ARGC
!= 4))
4308 return ERROR_COMMAND_SYNTAX_ERROR
;
4310 const uint32_t MAX_PROFILE_SAMPLE_NUM
= 10000;
4312 uint32_t num_of_samples
;
4313 int retval
= ERROR_OK
;
4314 bool halted_before_profiling
= target
->state
== TARGET_HALTED
;
4316 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], offset
);
4318 uint32_t *samples
= malloc(sizeof(uint32_t) * MAX_PROFILE_SAMPLE_NUM
);
4320 LOG_ERROR("No memory to store samples.");
4324 uint64_t timestart_ms
= timeval_ms();
4326 * Some cores let us sample the PC without the
4327 * annoying halt/resume step; for example, ARMv7 PCSR.
4328 * Provide a way to use that more efficient mechanism.
4330 retval
= target_profiling(target
, samples
, MAX_PROFILE_SAMPLE_NUM
,
4331 &num_of_samples
, offset
);
4332 if (retval
!= ERROR_OK
) {
4336 uint32_t duration_ms
= timeval_ms() - timestart_ms
;
4338 assert(num_of_samples
<= MAX_PROFILE_SAMPLE_NUM
);
4340 retval
= target_poll(target
);
4341 if (retval
!= ERROR_OK
) {
4346 if (target
->state
== TARGET_RUNNING
&& halted_before_profiling
) {
4347 /* The target was halted before we started and is running now. Halt it,
4348 * for consistency. */
4349 retval
= target_halt(target
);
4350 if (retval
!= ERROR_OK
) {
4354 } else if (target
->state
== TARGET_HALTED
&& !halted_before_profiling
) {
4355 /* The target was running before we started and is halted now. Resume
4356 * it, for consistency. */
4357 retval
= target_resume(target
, 1, 0, 0, 0);
4358 if (retval
!= ERROR_OK
) {
4364 retval
= target_poll(target
);
4365 if (retval
!= ERROR_OK
) {
4370 uint32_t start_address
= 0;
4371 uint32_t end_address
= 0;
4372 bool with_range
= false;
4373 if (CMD_ARGC
== 4) {
4375 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[2], start_address
);
4376 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[3], end_address
);
4379 write_gmon(samples
, num_of_samples
, CMD_ARGV
[1],
4380 with_range
, start_address
, end_address
, target
, duration_ms
);
4381 command_print(CMD
, "Wrote %s", CMD_ARGV
[1]);
4387 static int new_u64_array_element(Jim_Interp
*interp
, const char *varname
, int idx
, uint64_t val
)
4390 Jim_Obj
*obj_name
, *obj_val
;
4393 namebuf
= alloc_printf("%s(%d)", varname
, idx
);
4397 obj_name
= Jim_NewStringObj(interp
, namebuf
, -1);
4398 jim_wide wide_val
= val
;
4399 obj_val
= Jim_NewWideObj(interp
, wide_val
);
4400 if (!obj_name
|| !obj_val
) {
4405 Jim_IncrRefCount(obj_name
);
4406 Jim_IncrRefCount(obj_val
);
4407 result
= Jim_SetVariable(interp
, obj_name
, obj_val
);
4408 Jim_DecrRefCount(interp
, obj_name
);
4409 Jim_DecrRefCount(interp
, obj_val
);
4411 /* printf("%s(%d) <= 0%08x\n", varname, idx, val); */
4415 static int jim_mem2array(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4417 struct command_context
*context
;
4418 struct target
*target
;
4420 context
= current_command_context(interp
);
4423 target
= get_current_target(context
);
4425 LOG_ERROR("mem2array: no current target");
4429 return target_mem2array(interp
, target
, argc
- 1, argv
+ 1);
4432 static int target_mem2array(Jim_Interp
*interp
, struct target
*target
, int argc
, Jim_Obj
*const *argv
)
4436 /* argv[0] = name of array to receive the data
4437 * argv[1] = desired element width in bits
4438 * argv[2] = memory address
4439 * argv[3] = count of times to read
4440 * argv[4] = optional "phys"
4442 if (argc
< 4 || argc
> 5) {
4443 Jim_WrongNumArgs(interp
, 0, argv
, "varname width addr nelems [phys]");
4447 /* Arg 0: Name of the array variable */
4448 const char *varname
= Jim_GetString(argv
[0], NULL
);
4450 /* Arg 1: Bit width of one element */
4452 e
= Jim_GetLong(interp
, argv
[1], &l
);
4455 const unsigned int width_bits
= l
;
4457 if (width_bits
!= 8 &&
4461 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4462 Jim_AppendStrings(interp
, Jim_GetResult(interp
),
4463 "Invalid width param. Must be one of: 8, 16, 32 or 64.", NULL
);
4466 const unsigned int width
= width_bits
/ 8;
4468 /* Arg 2: Memory address */
4470 e
= Jim_GetWide(interp
, argv
[2], &wide_addr
);
4473 target_addr_t addr
= (target_addr_t
)wide_addr
;
4475 /* Arg 3: Number of elements to read */
4476 e
= Jim_GetLong(interp
, argv
[3], &l
);
4482 bool is_phys
= false;
4485 const char *phys
= Jim_GetString(argv
[4], &str_len
);
4486 if (!strncmp(phys
, "phys", str_len
))
4492 /* Argument checks */
4494 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4495 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "mem2array: zero width read?", NULL
);
4498 if ((addr
+ (len
* width
)) < addr
) {
4499 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4500 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "mem2array: addr + len - wraps to zero?", NULL
);
4504 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4505 Jim_AppendStrings(interp
, Jim_GetResult(interp
),
4506 "mem2array: too large read request, exceeds 64K items", NULL
);
4511 ((width
== 2) && ((addr
& 1) == 0)) ||
4512 ((width
== 4) && ((addr
& 3) == 0)) ||
4513 ((width
== 8) && ((addr
& 7) == 0))) {
4514 /* alignment correct */
4517 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4518 sprintf(buf
, "mem2array address: " TARGET_ADDR_FMT
" is not aligned for %" PRIu32
" byte reads",
4521 Jim_AppendStrings(interp
, Jim_GetResult(interp
), buf
, NULL
);
4530 const size_t buffersize
= 4096;
4531 uint8_t *buffer
= malloc(buffersize
);
4538 /* Slurp... in buffer size chunks */
4539 const unsigned int max_chunk_len
= buffersize
/ width
;
4540 const size_t chunk_len
= MIN(len
, max_chunk_len
); /* in elements.. */
4544 retval
= target_read_phys_memory(target
, addr
, width
, chunk_len
, buffer
);
4546 retval
= target_read_memory(target
, addr
, width
, chunk_len
, buffer
);
4547 if (retval
!= ERROR_OK
) {
4549 LOG_ERROR("mem2array: Read @ " TARGET_ADDR_FMT
", w=%u, cnt=%zu, failed",
4553 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4554 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "mem2array: cannot read memory", NULL
);
4558 for (size_t i
= 0; i
< chunk_len
; i
++, idx
++) {
4562 v
= target_buffer_get_u64(target
, &buffer
[i
*width
]);
4565 v
= target_buffer_get_u32(target
, &buffer
[i
*width
]);
4568 v
= target_buffer_get_u16(target
, &buffer
[i
*width
]);
4571 v
= buffer
[i
] & 0x0ff;
4574 new_u64_array_element(interp
, varname
, idx
, v
);
4577 addr
+= chunk_len
* width
;
4583 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4588 static int get_u64_array_element(Jim_Interp
*interp
, const char *varname
, size_t idx
, uint64_t *val
)
4590 char *namebuf
= alloc_printf("%s(%zu)", varname
, idx
);
4594 Jim_Obj
*obj_name
= Jim_NewStringObj(interp
, namebuf
, -1);
4600 Jim_IncrRefCount(obj_name
);
4601 Jim_Obj
*obj_val
= Jim_GetVariable(interp
, obj_name
, JIM_ERRMSG
);
4602 Jim_DecrRefCount(interp
, obj_name
);
4608 int result
= Jim_GetWide(interp
, obj_val
, &wide_val
);
4613 static int jim_array2mem(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4615 struct command_context
*context
;
4616 struct target
*target
;
4618 context
= current_command_context(interp
);
4621 target
= get_current_target(context
);
4623 LOG_ERROR("array2mem: no current target");
4627 return target_array2mem(interp
, target
, argc
-1, argv
+ 1);
4630 static int target_array2mem(Jim_Interp
*interp
, struct target
*target
,
4631 int argc
, Jim_Obj
*const *argv
)
4635 /* argv[0] = name of array from which to read the data
4636 * argv[1] = desired element width in bits
4637 * argv[2] = memory address
4638 * argv[3] = number of elements to write
4639 * argv[4] = optional "phys"
4641 if (argc
< 4 || argc
> 5) {
4642 Jim_WrongNumArgs(interp
, 0, argv
, "varname width addr nelems [phys]");
4646 /* Arg 0: Name of the array variable */
4647 const char *varname
= Jim_GetString(argv
[0], NULL
);
4649 /* Arg 1: Bit width of one element */
4651 e
= Jim_GetLong(interp
, argv
[1], &l
);
4654 const unsigned int width_bits
= l
;
4656 if (width_bits
!= 8 &&
4660 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4661 Jim_AppendStrings(interp
, Jim_GetResult(interp
),
4662 "Invalid width param. Must be one of: 8, 16, 32 or 64.", NULL
);
4665 const unsigned int width
= width_bits
/ 8;
4667 /* Arg 2: Memory address */
4669 e
= Jim_GetWide(interp
, argv
[2], &wide_addr
);
4672 target_addr_t addr
= (target_addr_t
)wide_addr
;
4674 /* Arg 3: Number of elements to write */
4675 e
= Jim_GetLong(interp
, argv
[3], &l
);
4681 bool is_phys
= false;
4684 const char *phys
= Jim_GetString(argv
[4], &str_len
);
4685 if (!strncmp(phys
, "phys", str_len
))
4691 /* Argument checks */
4693 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4694 Jim_AppendStrings(interp
, Jim_GetResult(interp
),
4695 "array2mem: zero width read?", NULL
);
4699 if ((addr
+ (len
* width
)) < addr
) {
4700 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4701 Jim_AppendStrings(interp
, Jim_GetResult(interp
),
4702 "array2mem: addr + len - wraps to zero?", NULL
);
4707 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4708 Jim_AppendStrings(interp
, Jim_GetResult(interp
),
4709 "array2mem: too large memory write request, exceeds 64K items", NULL
);
4714 ((width
== 2) && ((addr
& 1) == 0)) ||
4715 ((width
== 4) && ((addr
& 3) == 0)) ||
4716 ((width
== 8) && ((addr
& 7) == 0))) {
4717 /* alignment correct */
4720 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4721 sprintf(buf
, "array2mem address: " TARGET_ADDR_FMT
" is not aligned for %" PRIu32
" byte reads",
4724 Jim_AppendStrings(interp
, Jim_GetResult(interp
), buf
, NULL
);
4733 const size_t buffersize
= 4096;
4734 uint8_t *buffer
= malloc(buffersize
);
4742 /* Slurp... in buffer size chunks */
4743 const unsigned int max_chunk_len
= buffersize
/ width
;
4745 const size_t chunk_len
= MIN(len
, max_chunk_len
); /* in elements.. */
4747 /* Fill the buffer */
4748 for (size_t i
= 0; i
< chunk_len
; i
++, idx
++) {
4750 if (get_u64_array_element(interp
, varname
, idx
, &v
) != JIM_OK
) {
4756 target_buffer_set_u64(target
, &buffer
[i
* width
], v
);
4759 target_buffer_set_u32(target
, &buffer
[i
* width
], v
);
4762 target_buffer_set_u16(target
, &buffer
[i
* width
], v
);
4765 buffer
[i
] = v
& 0x0ff;
4771 /* Write the buffer to memory */
4774 retval
= target_write_phys_memory(target
, addr
, width
, chunk_len
, buffer
);
4776 retval
= target_write_memory(target
, addr
, width
, chunk_len
, buffer
);
4777 if (retval
!= ERROR_OK
) {
4779 LOG_ERROR("array2mem: Write @ " TARGET_ADDR_FMT
", w=%u, cnt=%zu, failed",
4783 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4784 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "array2mem: cannot read memory", NULL
);
4788 addr
+= chunk_len
* width
;
4793 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4798 /* FIX? should we propagate errors here rather than printing them
4801 void target_handle_event(struct target
*target
, enum target_event e
)
4803 struct target_event_action
*teap
;
4806 for (teap
= target
->event_action
; teap
; teap
= teap
->next
) {
4807 if (teap
->event
== e
) {
4808 LOG_DEBUG("target(%d): %s (%s) event: %d (%s) action: %s",
4809 target
->target_number
,
4810 target_name(target
),
4811 target_type_name(target
),
4813 jim_nvp_value2name_simple(nvp_target_event
, e
)->name
,
4814 Jim_GetString(teap
->body
, NULL
));
4816 /* Override current target by the target an event
4817 * is issued from (lot of scripts need it).
4818 * Return back to previous override as soon
4819 * as the handler processing is done */
4820 struct command_context
*cmd_ctx
= current_command_context(teap
->interp
);
4821 struct target
*saved_target_override
= cmd_ctx
->current_target_override
;
4822 cmd_ctx
->current_target_override
= target
;
4824 retval
= Jim_EvalObj(teap
->interp
, teap
->body
);
4826 cmd_ctx
->current_target_override
= saved_target_override
;
4828 if (retval
== ERROR_COMMAND_CLOSE_CONNECTION
)
4831 if (retval
== JIM_RETURN
)
4832 retval
= teap
->interp
->returnCode
;
4834 if (retval
!= JIM_OK
) {
4835 Jim_MakeErrorMessage(teap
->interp
);
4836 LOG_USER("Error executing event %s on target %s:\n%s",
4837 jim_nvp_value2name_simple(nvp_target_event
, e
)->name
,
4838 target_name(target
),
4839 Jim_GetString(Jim_GetResult(teap
->interp
), NULL
));
4840 /* clean both error code and stacktrace before return */
4841 Jim_Eval(teap
->interp
, "error \"\" \"\"");
4848 * Returns true only if the target has a handler for the specified event.
4850 bool target_has_event_action(struct target
*target
, enum target_event event
)
4852 struct target_event_action
*teap
;
4854 for (teap
= target
->event_action
; teap
; teap
= teap
->next
) {
4855 if (teap
->event
== event
)
4861 enum target_cfg_param
{
4864 TCFG_WORK_AREA_VIRT
,
4865 TCFG_WORK_AREA_PHYS
,
4866 TCFG_WORK_AREA_SIZE
,
4867 TCFG_WORK_AREA_BACKUP
,
4870 TCFG_CHAIN_POSITION
,
4875 TCFG_GDB_MAX_CONNECTIONS
,
4878 static struct jim_nvp nvp_config_opts
[] = {
4879 { .name
= "-type", .value
= TCFG_TYPE
},
4880 { .name
= "-event", .value
= TCFG_EVENT
},
4881 { .name
= "-work-area-virt", .value
= TCFG_WORK_AREA_VIRT
},
4882 { .name
= "-work-area-phys", .value
= TCFG_WORK_AREA_PHYS
},
4883 { .name
= "-work-area-size", .value
= TCFG_WORK_AREA_SIZE
},
4884 { .name
= "-work-area-backup", .value
= TCFG_WORK_AREA_BACKUP
},
4885 { .name
= "-endian", .value
= TCFG_ENDIAN
},
4886 { .name
= "-coreid", .value
= TCFG_COREID
},
4887 { .name
= "-chain-position", .value
= TCFG_CHAIN_POSITION
},
4888 { .name
= "-dbgbase", .value
= TCFG_DBGBASE
},
4889 { .name
= "-rtos", .value
= TCFG_RTOS
},
4890 { .name
= "-defer-examine", .value
= TCFG_DEFER_EXAMINE
},
4891 { .name
= "-gdb-port", .value
= TCFG_GDB_PORT
},
4892 { .name
= "-gdb-max-connections", .value
= TCFG_GDB_MAX_CONNECTIONS
},
4893 { .name
= NULL
, .value
= -1 }
4896 static int target_configure(struct jim_getopt_info
*goi
, struct target
*target
)
4903 /* parse config or cget options ... */
4904 while (goi
->argc
> 0) {
4905 Jim_SetEmptyResult(goi
->interp
);
4906 /* jim_getopt_debug(goi); */
4908 if (target
->type
->target_jim_configure
) {
4909 /* target defines a configure function */
4910 /* target gets first dibs on parameters */
4911 e
= (*(target
->type
->target_jim_configure
))(target
, goi
);
4920 /* otherwise we 'continue' below */
4922 e
= jim_getopt_nvp(goi
, nvp_config_opts
, &n
);
4924 jim_getopt_nvp_unknown(goi
, nvp_config_opts
, 0);
4930 if (goi
->isconfigure
) {
4931 Jim_SetResultFormatted(goi
->interp
,
4932 "not settable: %s", n
->name
);
4936 if (goi
->argc
!= 0) {
4937 Jim_WrongNumArgs(goi
->interp
,
4938 goi
->argc
, goi
->argv
,
4943 Jim_SetResultString(goi
->interp
,
4944 target_type_name(target
), -1);
4948 if (goi
->argc
== 0) {
4949 Jim_WrongNumArgs(goi
->interp
, goi
->argc
, goi
->argv
, "-event ?event-name? ...");
4953 e
= jim_getopt_nvp(goi
, nvp_target_event
, &n
);
4955 jim_getopt_nvp_unknown(goi
, nvp_target_event
, 1);
4959 if (goi
->isconfigure
) {
4960 if (goi
->argc
!= 1) {
4961 Jim_WrongNumArgs(goi
->interp
, goi
->argc
, goi
->argv
, "-event ?event-name? ?EVENT-BODY?");
4965 if (goi
->argc
!= 0) {
4966 Jim_WrongNumArgs(goi
->interp
, goi
->argc
, goi
->argv
, "-event ?event-name?");
4972 struct target_event_action
*teap
;
4974 teap
= target
->event_action
;
4975 /* replace existing? */
4977 if (teap
->event
== (enum target_event
)n
->value
)
4982 if (goi
->isconfigure
) {
4983 /* START_DEPRECATED_TPIU */
4984 if (n
->value
== TARGET_EVENT_TRACE_CONFIG
)
4985 LOG_INFO("DEPRECATED target event %s", n
->name
);
4986 /* END_DEPRECATED_TPIU */
4988 bool replace
= true;
4991 teap
= calloc(1, sizeof(*teap
));
4994 teap
->event
= n
->value
;
4995 teap
->interp
= goi
->interp
;
4996 jim_getopt_obj(goi
, &o
);
4998 Jim_DecrRefCount(teap
->interp
, teap
->body
);
4999 teap
->body
= Jim_DuplicateObj(goi
->interp
, o
);
5002 * Tcl/TK - "tk events" have a nice feature.
5003 * See the "BIND" command.
5004 * We should support that here.
5005 * You can specify %X and %Y in the event code.
5006 * The idea is: %T - target name.
5007 * The idea is: %N - target number
5008 * The idea is: %E - event name.
5010 Jim_IncrRefCount(teap
->body
);
5013 /* add to head of event list */
5014 teap
->next
= target
->event_action
;
5015 target
->event_action
= teap
;
5017 Jim_SetEmptyResult(goi
->interp
);
5021 Jim_SetEmptyResult(goi
->interp
);
5023 Jim_SetResult(goi
->interp
, Jim_DuplicateObj(goi
->interp
, teap
->body
));
5029 case TCFG_WORK_AREA_VIRT
:
5030 if (goi
->isconfigure
) {
5031 target_free_all_working_areas(target
);
5032 e
= jim_getopt_wide(goi
, &w
);
5035 target
->working_area_virt
= w
;
5036 target
->working_area_virt_spec
= true;
5041 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->working_area_virt
));
5045 case TCFG_WORK_AREA_PHYS
:
5046 if (goi
->isconfigure
) {
5047 target_free_all_working_areas(target
);
5048 e
= jim_getopt_wide(goi
, &w
);
5051 target
->working_area_phys
= w
;
5052 target
->working_area_phys_spec
= true;
5057 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->working_area_phys
));
5061 case TCFG_WORK_AREA_SIZE
:
5062 if (goi
->isconfigure
) {
5063 target_free_all_working_areas(target
);
5064 e
= jim_getopt_wide(goi
, &w
);
5067 target
->working_area_size
= w
;
5072 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->working_area_size
));
5076 case TCFG_WORK_AREA_BACKUP
:
5077 if (goi
->isconfigure
) {
5078 target_free_all_working_areas(target
);
5079 e
= jim_getopt_wide(goi
, &w
);
5082 /* make this exactly 1 or 0 */
5083 target
->backup_working_area
= (!!w
);
5088 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->backup_working_area
));
5089 /* loop for more e*/
5094 if (goi
->isconfigure
) {
5095 e
= jim_getopt_nvp(goi
, nvp_target_endian
, &n
);
5097 jim_getopt_nvp_unknown(goi
, nvp_target_endian
, 1);
5100 target
->endianness
= n
->value
;
5105 n
= jim_nvp_value2name_simple(nvp_target_endian
, target
->endianness
);
5107 target
->endianness
= TARGET_LITTLE_ENDIAN
;
5108 n
= jim_nvp_value2name_simple(nvp_target_endian
, target
->endianness
);
5110 Jim_SetResultString(goi
->interp
, n
->name
, -1);
5115 if (goi
->isconfigure
) {
5116 e
= jim_getopt_wide(goi
, &w
);
5119 target
->coreid
= (int32_t)w
;
5124 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->coreid
));
5128 case TCFG_CHAIN_POSITION
:
5129 if (goi
->isconfigure
) {
5131 struct jtag_tap
*tap
;
5133 if (target
->has_dap
) {
5134 Jim_SetResultString(goi
->interp
,
5135 "target requires -dap parameter instead of -chain-position!", -1);
5139 target_free_all_working_areas(target
);
5140 e
= jim_getopt_obj(goi
, &o_t
);
5143 tap
= jtag_tap_by_jim_obj(goi
->interp
, o_t
);
5147 target
->tap_configured
= true;
5152 Jim_SetResultString(goi
->interp
, target
->tap
->dotted_name
, -1);
5153 /* loop for more e*/
5156 if (goi
->isconfigure
) {
5157 e
= jim_getopt_wide(goi
, &w
);
5160 target
->dbgbase
= (uint32_t)w
;
5161 target
->dbgbase_set
= true;
5166 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->dbgbase
));
5172 int result
= rtos_create(goi
, target
);
5173 if (result
!= JIM_OK
)
5179 case TCFG_DEFER_EXAMINE
:
5181 target
->defer_examine
= true;
5186 if (goi
->isconfigure
) {
5187 struct command_context
*cmd_ctx
= current_command_context(goi
->interp
);
5188 if (cmd_ctx
->mode
!= COMMAND_CONFIG
) {
5189 Jim_SetResultString(goi
->interp
, "-gdb-port must be configured before 'init'", -1);
5194 e
= jim_getopt_string(goi
, &s
, NULL
);
5197 free(target
->gdb_port_override
);
5198 target
->gdb_port_override
= strdup(s
);
5203 Jim_SetResultString(goi
->interp
, target
->gdb_port_override
? target
->gdb_port_override
: "undefined", -1);
5207 case TCFG_GDB_MAX_CONNECTIONS
:
5208 if (goi
->isconfigure
) {
5209 struct command_context
*cmd_ctx
= current_command_context(goi
->interp
);
5210 if (cmd_ctx
->mode
!= COMMAND_CONFIG
) {
5211 Jim_SetResultString(goi
->interp
, "-gdb-max-connections must be configured before 'init'", -1);
5215 e
= jim_getopt_wide(goi
, &w
);
5218 target
->gdb_max_connections
= (w
< 0) ? CONNECTION_LIMIT_UNLIMITED
: (int)w
;
5223 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->gdb_max_connections
));
5226 } /* while (goi->argc) */
5229 /* done - we return */
5233 static int jim_target_configure(Jim_Interp
*interp
, int argc
, Jim_Obj
* const *argv
)
5235 struct command
*c
= jim_to_command(interp
);
5236 struct jim_getopt_info goi
;
5238 jim_getopt_setup(&goi
, interp
, argc
- 1, argv
+ 1);
5239 goi
.isconfigure
= !strcmp(c
->name
, "configure");
5241 Jim_WrongNumArgs(goi
.interp
, goi
.argc
, goi
.argv
,
5242 "missing: -option ...");
5245 struct command_context
*cmd_ctx
= current_command_context(interp
);
5247 struct target
*target
= get_current_target(cmd_ctx
);
5248 return target_configure(&goi
, target
);
5251 static int jim_target_mem2array(Jim_Interp
*interp
,
5252 int argc
, Jim_Obj
*const *argv
)
5254 struct command_context
*cmd_ctx
= current_command_context(interp
);
5256 struct target
*target
= get_current_target(cmd_ctx
);
5257 return target_mem2array(interp
, target
, argc
- 1, argv
+ 1);
5260 static int jim_target_array2mem(Jim_Interp
*interp
,
5261 int argc
, Jim_Obj
*const *argv
)
5263 struct command_context
*cmd_ctx
= current_command_context(interp
);
5265 struct target
*target
= get_current_target(cmd_ctx
);
5266 return target_array2mem(interp
, target
, argc
- 1, argv
+ 1);
5269 static int jim_target_tap_disabled(Jim_Interp
*interp
)
5271 Jim_SetResultFormatted(interp
, "[TAP is disabled]");
5275 static int jim_target_examine(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5277 bool allow_defer
= false;
5279 struct jim_getopt_info goi
;
5280 jim_getopt_setup(&goi
, interp
, argc
- 1, argv
+ 1);
5282 const char *cmd_name
= Jim_GetString(argv
[0], NULL
);
5283 Jim_SetResultFormatted(goi
.interp
,
5284 "usage: %s ['allow-defer']", cmd_name
);
5288 strcmp(Jim_GetString(argv
[1], NULL
), "allow-defer") == 0) {
5291 int e
= jim_getopt_obj(&goi
, &obj
);
5297 struct command_context
*cmd_ctx
= current_command_context(interp
);
5299 struct target
*target
= get_current_target(cmd_ctx
);
5300 if (!target
->tap
->enabled
)
5301 return jim_target_tap_disabled(interp
);
5303 if (allow_defer
&& target
->defer_examine
) {
5304 LOG_INFO("Deferring arp_examine of %s", target_name(target
));
5305 LOG_INFO("Use arp_examine command to examine it manually!");
5309 int e
= target
->type
->examine(target
);
5315 static int jim_target_was_examined(Jim_Interp
*interp
, int argc
, Jim_Obj
* const *argv
)
5317 struct command_context
*cmd_ctx
= current_command_context(interp
);
5319 struct target
*target
= get_current_target(cmd_ctx
);
5321 Jim_SetResultBool(interp
, target_was_examined(target
));
5325 static int jim_target_examine_deferred(Jim_Interp
*interp
, int argc
, Jim_Obj
* const *argv
)
5327 struct command_context
*cmd_ctx
= current_command_context(interp
);
5329 struct target
*target
= get_current_target(cmd_ctx
);
5331 Jim_SetResultBool(interp
, target
->defer_examine
);
5335 static int jim_target_halt_gdb(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5338 Jim_WrongNumArgs(interp
, 1, argv
, "[no parameters]");
5341 struct command_context
*cmd_ctx
= current_command_context(interp
);
5343 struct target
*target
= get_current_target(cmd_ctx
);
5345 if (target_call_event_callbacks(target
, TARGET_EVENT_GDB_HALT
) != ERROR_OK
)
5351 static int jim_target_poll(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5354 Jim_WrongNumArgs(interp
, 1, argv
, "[no parameters]");
5357 struct command_context
*cmd_ctx
= current_command_context(interp
);
5359 struct target
*target
= get_current_target(cmd_ctx
);
5360 if (!target
->tap
->enabled
)
5361 return jim_target_tap_disabled(interp
);
5364 if (!(target_was_examined(target
)))
5365 e
= ERROR_TARGET_NOT_EXAMINED
;
5367 e
= target
->type
->poll(target
);
5373 static int jim_target_reset(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5375 struct jim_getopt_info goi
;
5376 jim_getopt_setup(&goi
, interp
, argc
- 1, argv
+ 1);
5378 if (goi
.argc
!= 2) {
5379 Jim_WrongNumArgs(interp
, 0, argv
,
5380 "([tT]|[fF]|assert|deassert) BOOL");
5385 int e
= jim_getopt_nvp(&goi
, nvp_assert
, &n
);
5387 jim_getopt_nvp_unknown(&goi
, nvp_assert
, 1);
5390 /* the halt or not param */
5392 e
= jim_getopt_wide(&goi
, &a
);
5396 struct command_context
*cmd_ctx
= current_command_context(interp
);
5398 struct target
*target
= get_current_target(cmd_ctx
);
5399 if (!target
->tap
->enabled
)
5400 return jim_target_tap_disabled(interp
);
5402 if (!target
->type
->assert_reset
|| !target
->type
->deassert_reset
) {
5403 Jim_SetResultFormatted(interp
,
5404 "No target-specific reset for %s",
5405 target_name(target
));
5409 if (target
->defer_examine
)
5410 target_reset_examined(target
);
5412 /* determine if we should halt or not. */
5413 target
->reset_halt
= (a
!= 0);
5414 /* When this happens - all workareas are invalid. */
5415 target_free_all_working_areas_restore(target
, 0);
5418 if (n
->value
== NVP_ASSERT
)
5419 e
= target
->type
->assert_reset(target
);
5421 e
= target
->type
->deassert_reset(target
);
5422 return (e
== ERROR_OK
) ? JIM_OK
: JIM_ERR
;
5425 static int jim_target_halt(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5428 Jim_WrongNumArgs(interp
, 1, argv
, "[no parameters]");
5431 struct command_context
*cmd_ctx
= current_command_context(interp
);
5433 struct target
*target
= get_current_target(cmd_ctx
);
5434 if (!target
->tap
->enabled
)
5435 return jim_target_tap_disabled(interp
);
5436 int e
= target
->type
->halt(target
);
5437 return (e
== ERROR_OK
) ? JIM_OK
: JIM_ERR
;
5440 static int jim_target_wait_state(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5442 struct jim_getopt_info goi
;
5443 jim_getopt_setup(&goi
, interp
, argc
- 1, argv
+ 1);
5445 /* params: <name> statename timeoutmsecs */
5446 if (goi
.argc
!= 2) {
5447 const char *cmd_name
= Jim_GetString(argv
[0], NULL
);
5448 Jim_SetResultFormatted(goi
.interp
,
5449 "%s <state_name> <timeout_in_msec>", cmd_name
);
5454 int e
= jim_getopt_nvp(&goi
, nvp_target_state
, &n
);
5456 jim_getopt_nvp_unknown(&goi
, nvp_target_state
, 1);
5460 e
= jim_getopt_wide(&goi
, &a
);
5463 struct command_context
*cmd_ctx
= current_command_context(interp
);
5465 struct target
*target
= get_current_target(cmd_ctx
);
5466 if (!target
->tap
->enabled
)
5467 return jim_target_tap_disabled(interp
);
5469 e
= target_wait_state(target
, n
->value
, a
);
5470 if (e
!= ERROR_OK
) {
5471 Jim_Obj
*obj
= Jim_NewIntObj(interp
, e
);
5472 Jim_SetResultFormatted(goi
.interp
,
5473 "target: %s wait %s fails (%#s) %s",
5474 target_name(target
), n
->name
,
5475 obj
, target_strerror_safe(e
));
5480 /* List for human, Events defined for this target.
5481 * scripts/programs should use 'name cget -event NAME'
5483 COMMAND_HANDLER(handle_target_event_list
)
5485 struct target
*target
= get_current_target(CMD_CTX
);
5486 struct target_event_action
*teap
= target
->event_action
;
5488 command_print(CMD
, "Event actions for target (%d) %s\n",
5489 target
->target_number
,
5490 target_name(target
));
5491 command_print(CMD
, "%-25s | Body", "Event");
5492 command_print(CMD
, "------------------------- | "
5493 "----------------------------------------");
5495 struct jim_nvp
*opt
= jim_nvp_value2name_simple(nvp_target_event
, teap
->event
);
5496 command_print(CMD
, "%-25s | %s",
5497 opt
->name
, Jim_GetString(teap
->body
, NULL
));
5500 command_print(CMD
, "***END***");
5503 static int jim_target_current_state(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5506 Jim_WrongNumArgs(interp
, 1, argv
, "[no parameters]");
5509 struct command_context
*cmd_ctx
= current_command_context(interp
);
5511 struct target
*target
= get_current_target(cmd_ctx
);
5512 Jim_SetResultString(interp
, target_state_name(target
), -1);
5515 static int jim_target_invoke_event(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5517 struct jim_getopt_info goi
;
5518 jim_getopt_setup(&goi
, interp
, argc
- 1, argv
+ 1);
5519 if (goi
.argc
!= 1) {
5520 const char *cmd_name
= Jim_GetString(argv
[0], NULL
);
5521 Jim_SetResultFormatted(goi
.interp
, "%s <eventname>", cmd_name
);
5525 int e
= jim_getopt_nvp(&goi
, nvp_target_event
, &n
);
5527 jim_getopt_nvp_unknown(&goi
, nvp_target_event
, 1);
5530 struct command_context
*cmd_ctx
= current_command_context(interp
);
5532 struct target
*target
= get_current_target(cmd_ctx
);
5533 target_handle_event(target
, n
->value
);
5537 static const struct command_registration target_instance_command_handlers
[] = {
5539 .name
= "configure",
5540 .mode
= COMMAND_ANY
,
5541 .jim_handler
= jim_target_configure
,
5542 .help
= "configure a new target for use",
5543 .usage
= "[target_attribute ...]",
5547 .mode
= COMMAND_ANY
,
5548 .jim_handler
= jim_target_configure
,
5549 .help
= "returns the specified target attribute",
5550 .usage
= "target_attribute",
5554 .handler
= handle_mw_command
,
5555 .mode
= COMMAND_EXEC
,
5556 .help
= "Write 64-bit word(s) to target memory",
5557 .usage
= "address data [count]",
5561 .handler
= handle_mw_command
,
5562 .mode
= COMMAND_EXEC
,
5563 .help
= "Write 32-bit word(s) to target memory",
5564 .usage
= "address data [count]",
5568 .handler
= handle_mw_command
,
5569 .mode
= COMMAND_EXEC
,
5570 .help
= "Write 16-bit half-word(s) to target memory",
5571 .usage
= "address data [count]",
5575 .handler
= handle_mw_command
,
5576 .mode
= COMMAND_EXEC
,
5577 .help
= "Write byte(s) to target memory",
5578 .usage
= "address data [count]",
5582 .handler
= handle_md_command
,
5583 .mode
= COMMAND_EXEC
,
5584 .help
= "Display target memory as 64-bit words",
5585 .usage
= "address [count]",
5589 .handler
= handle_md_command
,
5590 .mode
= COMMAND_EXEC
,
5591 .help
= "Display target memory as 32-bit words",
5592 .usage
= "address [count]",
5596 .handler
= handle_md_command
,
5597 .mode
= COMMAND_EXEC
,
5598 .help
= "Display target memory as 16-bit half-words",
5599 .usage
= "address [count]",
5603 .handler
= handle_md_command
,
5604 .mode
= COMMAND_EXEC
,
5605 .help
= "Display target memory as 8-bit bytes",
5606 .usage
= "address [count]",
5609 .name
= "array2mem",
5610 .mode
= COMMAND_EXEC
,
5611 .jim_handler
= jim_target_array2mem
,
5612 .help
= "Writes Tcl array of 8/16/32 bit numbers "
5614 .usage
= "arrayname bitwidth address count",
5617 .name
= "mem2array",
5618 .mode
= COMMAND_EXEC
,
5619 .jim_handler
= jim_target_mem2array
,
5620 .help
= "Loads Tcl array of 8/16/32 bit numbers "
5621 "from target memory",
5622 .usage
= "arrayname bitwidth address count",
5625 .name
= "eventlist",
5626 .handler
= handle_target_event_list
,
5627 .mode
= COMMAND_EXEC
,
5628 .help
= "displays a table of events defined for this target",
5633 .mode
= COMMAND_EXEC
,
5634 .jim_handler
= jim_target_current_state
,
5635 .help
= "displays the current state of this target",
5638 .name
= "arp_examine",
5639 .mode
= COMMAND_EXEC
,
5640 .jim_handler
= jim_target_examine
,
5641 .help
= "used internally for reset processing",
5642 .usage
= "['allow-defer']",
5645 .name
= "was_examined",
5646 .mode
= COMMAND_EXEC
,
5647 .jim_handler
= jim_target_was_examined
,
5648 .help
= "used internally for reset processing",
5651 .name
= "examine_deferred",
5652 .mode
= COMMAND_EXEC
,
5653 .jim_handler
= jim_target_examine_deferred
,
5654 .help
= "used internally for reset processing",
5657 .name
= "arp_halt_gdb",
5658 .mode
= COMMAND_EXEC
,
5659 .jim_handler
= jim_target_halt_gdb
,
5660 .help
= "used internally for reset processing to halt GDB",
5664 .mode
= COMMAND_EXEC
,
5665 .jim_handler
= jim_target_poll
,
5666 .help
= "used internally for reset processing",
5669 .name
= "arp_reset",
5670 .mode
= COMMAND_EXEC
,
5671 .jim_handler
= jim_target_reset
,
5672 .help
= "used internally for reset processing",
5676 .mode
= COMMAND_EXEC
,
5677 .jim_handler
= jim_target_halt
,
5678 .help
= "used internally for reset processing",
5681 .name
= "arp_waitstate",
5682 .mode
= COMMAND_EXEC
,
5683 .jim_handler
= jim_target_wait_state
,
5684 .help
= "used internally for reset processing",
5687 .name
= "invoke-event",
5688 .mode
= COMMAND_EXEC
,
5689 .jim_handler
= jim_target_invoke_event
,
5690 .help
= "invoke handler for specified event",
5691 .usage
= "event_name",
5693 COMMAND_REGISTRATION_DONE
5696 static int target_create(struct jim_getopt_info
*goi
)
5703 struct target
*target
;
5704 struct command_context
*cmd_ctx
;
5706 cmd_ctx
= current_command_context(goi
->interp
);
5709 if (goi
->argc
< 3) {
5710 Jim_WrongNumArgs(goi
->interp
, 1, goi
->argv
, "?name? ?type? ..options...");
5715 jim_getopt_obj(goi
, &new_cmd
);
5716 /* does this command exist? */
5717 cmd
= Jim_GetCommand(goi
->interp
, new_cmd
, JIM_ERRMSG
);
5719 cp
= Jim_GetString(new_cmd
, NULL
);
5720 Jim_SetResultFormatted(goi
->interp
, "Command/target: %s Exists", cp
);
5725 e
= jim_getopt_string(goi
, &cp
, NULL
);
5728 struct transport
*tr
= get_current_transport();
5729 if (tr
->override_target
) {
5730 e
= tr
->override_target(&cp
);
5731 if (e
!= ERROR_OK
) {
5732 LOG_ERROR("The selected transport doesn't support this target");
5735 LOG_INFO("The selected transport took over low-level target control. The results might differ compared to plain JTAG/SWD");
5737 /* now does target type exist */
5738 for (x
= 0 ; target_types
[x
] ; x
++) {
5739 if (strcmp(cp
, target_types
[x
]->name
) == 0) {
5744 if (!target_types
[x
]) {
5745 Jim_SetResultFormatted(goi
->interp
, "Unknown target type %s, try one of ", cp
);
5746 for (x
= 0 ; target_types
[x
] ; x
++) {
5747 if (target_types
[x
+ 1]) {
5748 Jim_AppendStrings(goi
->interp
,
5749 Jim_GetResult(goi
->interp
),
5750 target_types
[x
]->name
,
5753 Jim_AppendStrings(goi
->interp
,
5754 Jim_GetResult(goi
->interp
),
5756 target_types
[x
]->name
, NULL
);
5763 target
= calloc(1, sizeof(struct target
));
5765 LOG_ERROR("Out of memory");
5769 /* set target number */
5770 target
->target_number
= new_target_number();
5772 /* allocate memory for each unique target type */
5773 target
->type
= malloc(sizeof(struct target_type
));
5774 if (!target
->type
) {
5775 LOG_ERROR("Out of memory");
5780 memcpy(target
->type
, target_types
[x
], sizeof(struct target_type
));
5782 /* default to first core, override with -coreid */
5785 target
->working_area
= 0x0;
5786 target
->working_area_size
= 0x0;
5787 target
->working_areas
= NULL
;
5788 target
->backup_working_area
= 0;
5790 target
->state
= TARGET_UNKNOWN
;
5791 target
->debug_reason
= DBG_REASON_UNDEFINED
;
5792 target
->reg_cache
= NULL
;
5793 target
->breakpoints
= NULL
;
5794 target
->watchpoints
= NULL
;
5795 target
->next
= NULL
;
5796 target
->arch_info
= NULL
;
5798 target
->verbose_halt_msg
= true;
5800 target
->halt_issued
= false;
5802 /* initialize trace information */
5803 target
->trace_info
= calloc(1, sizeof(struct trace
));
5804 if (!target
->trace_info
) {
5805 LOG_ERROR("Out of memory");
5811 target
->dbgmsg
= NULL
;
5812 target
->dbg_msg_enabled
= 0;
5814 target
->endianness
= TARGET_ENDIAN_UNKNOWN
;
5816 target
->rtos
= NULL
;
5817 target
->rtos_auto_detect
= false;
5819 target
->gdb_port_override
= NULL
;
5820 target
->gdb_max_connections
= 1;
5822 /* Do the rest as "configure" options */
5823 goi
->isconfigure
= 1;
5824 e
= target_configure(goi
, target
);
5827 if (target
->has_dap
) {
5828 if (!target
->dap_configured
) {
5829 Jim_SetResultString(goi
->interp
, "-dap ?name? required when creating target", -1);
5833 if (!target
->tap_configured
) {
5834 Jim_SetResultString(goi
->interp
, "-chain-position ?name? required when creating target", -1);
5838 /* tap must be set after target was configured */
5844 rtos_destroy(target
);
5845 free(target
->gdb_port_override
);
5846 free(target
->trace_info
);
5852 if (target
->endianness
== TARGET_ENDIAN_UNKNOWN
) {
5853 /* default endian to little if not specified */
5854 target
->endianness
= TARGET_LITTLE_ENDIAN
;
5857 cp
= Jim_GetString(new_cmd
, NULL
);
5858 target
->cmd_name
= strdup(cp
);
5859 if (!target
->cmd_name
) {
5860 LOG_ERROR("Out of memory");
5861 rtos_destroy(target
);
5862 free(target
->gdb_port_override
);
5863 free(target
->trace_info
);
5869 if (target
->type
->target_create
) {
5870 e
= (*(target
->type
->target_create
))(target
, goi
->interp
);
5871 if (e
!= ERROR_OK
) {
5872 LOG_DEBUG("target_create failed");
5873 free(target
->cmd_name
);
5874 rtos_destroy(target
);
5875 free(target
->gdb_port_override
);
5876 free(target
->trace_info
);
5883 /* create the target specific commands */
5884 if (target
->type
->commands
) {
5885 e
= register_commands(cmd_ctx
, NULL
, target
->type
->commands
);
5887 LOG_ERROR("unable to register '%s' commands", cp
);
5890 /* now - create the new target name command */
5891 const struct command_registration target_subcommands
[] = {
5893 .chain
= target_instance_command_handlers
,
5896 .chain
= target
->type
->commands
,
5898 COMMAND_REGISTRATION_DONE
5900 const struct command_registration target_commands
[] = {
5903 .mode
= COMMAND_ANY
,
5904 .help
= "target command group",
5906 .chain
= target_subcommands
,
5908 COMMAND_REGISTRATION_DONE
5910 e
= register_commands_override_target(cmd_ctx
, NULL
, target_commands
, target
);
5911 if (e
!= ERROR_OK
) {
5912 if (target
->type
->deinit_target
)
5913 target
->type
->deinit_target(target
);
5914 free(target
->cmd_name
);
5915 rtos_destroy(target
);
5916 free(target
->gdb_port_override
);
5917 free(target
->trace_info
);
5923 /* append to end of list */
5924 append_to_list_all_targets(target
);
5926 cmd_ctx
->current_target
= target
;
5930 static int jim_target_current(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5933 Jim_WrongNumArgs(interp
, 1, argv
, "Too many parameters");
5936 struct command_context
*cmd_ctx
= current_command_context(interp
);
5939 struct target
*target
= get_current_target_or_null(cmd_ctx
);
5941 Jim_SetResultString(interp
, target_name(target
), -1);
5945 static int jim_target_types(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5948 Jim_WrongNumArgs(interp
, 1, argv
, "Too many parameters");
5951 Jim_SetResult(interp
, Jim_NewListObj(interp
, NULL
, 0));
5952 for (unsigned x
= 0; target_types
[x
]; x
++) {
5953 Jim_ListAppendElement(interp
, Jim_GetResult(interp
),
5954 Jim_NewStringObj(interp
, target_types
[x
]->name
, -1));
5959 static int jim_target_names(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5962 Jim_WrongNumArgs(interp
, 1, argv
, "Too many parameters");
5965 Jim_SetResult(interp
, Jim_NewListObj(interp
, NULL
, 0));
5966 struct target
*target
= all_targets
;
5968 Jim_ListAppendElement(interp
, Jim_GetResult(interp
),
5969 Jim_NewStringObj(interp
, target_name(target
), -1));
5970 target
= target
->next
;
5975 static int jim_target_smp(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5978 const char *targetname
;
5980 struct target
*target
= (struct target
*) NULL
;
5981 struct target_list
*head
, *curr
, *new;
5982 curr
= (struct target_list
*) NULL
;
5983 head
= (struct target_list
*) NULL
;
5986 LOG_DEBUG("%d", argc
);
5987 /* argv[1] = target to associate in smp
5988 * argv[2] = target to associate in smp
5992 for (i
= 1; i
< argc
; i
++) {
5994 targetname
= Jim_GetString(argv
[i
], &len
);
5995 target
= get_target(targetname
);
5996 LOG_DEBUG("%s ", targetname
);
5998 new = malloc(sizeof(struct target_list
));
5999 new->target
= target
;
6000 new->next
= (struct target_list
*)NULL
;
6001 if (head
== (struct target_list
*)NULL
) {
6010 /* now parse the list of cpu and put the target in smp mode*/
6013 while (curr
!= (struct target_list
*)NULL
) {
6014 target
= curr
->target
;
6016 target
->head
= head
;
6020 if (target
&& target
->rtos
)
6021 retval
= rtos_smp_init(head
->target
);
6027 static int jim_target_create(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
6029 struct jim_getopt_info goi
;
6030 jim_getopt_setup(&goi
, interp
, argc
- 1, argv
+ 1);
6032 Jim_WrongNumArgs(goi
.interp
, goi
.argc
, goi
.argv
,
6033 "<name> <target_type> [<target_options> ...]");
6036 return target_create(&goi
);
6039 static const struct command_registration target_subcommand_handlers
[] = {
6042 .mode
= COMMAND_CONFIG
,
6043 .handler
= handle_target_init_command
,
6044 .help
= "initialize targets",
6049 .mode
= COMMAND_CONFIG
,
6050 .jim_handler
= jim_target_create
,
6051 .usage
= "name type '-chain-position' name [options ...]",
6052 .help
= "Creates and selects a new target",
6056 .mode
= COMMAND_ANY
,
6057 .jim_handler
= jim_target_current
,
6058 .help
= "Returns the currently selected target",
6062 .mode
= COMMAND_ANY
,
6063 .jim_handler
= jim_target_types
,
6064 .help
= "Returns the available target types as "
6065 "a list of strings",
6069 .mode
= COMMAND_ANY
,
6070 .jim_handler
= jim_target_names
,
6071 .help
= "Returns the names of all targets as a list of strings",
6075 .mode
= COMMAND_ANY
,
6076 .jim_handler
= jim_target_smp
,
6077 .usage
= "targetname1 targetname2 ...",
6078 .help
= "gather several target in a smp list"
6081 COMMAND_REGISTRATION_DONE
6085 target_addr_t address
;
6091 static int fastload_num
;
6092 static struct fast_load
*fastload
;
6094 static void free_fastload(void)
6097 for (int i
= 0; i
< fastload_num
; i
++)
6098 free(fastload
[i
].data
);
6104 COMMAND_HANDLER(handle_fast_load_image_command
)
6108 uint32_t image_size
;
6109 target_addr_t min_address
= 0;
6110 target_addr_t max_address
= -1;
6114 int retval
= CALL_COMMAND_HANDLER(parse_load_image_command
,
6115 &image
, &min_address
, &max_address
);
6116 if (retval
!= ERROR_OK
)
6119 struct duration bench
;
6120 duration_start(&bench
);
6122 retval
= image_open(&image
, CMD_ARGV
[0], (CMD_ARGC
>= 3) ? CMD_ARGV
[2] : NULL
);
6123 if (retval
!= ERROR_OK
)
6128 fastload_num
= image
.num_sections
;
6129 fastload
= malloc(sizeof(struct fast_load
)*image
.num_sections
);
6131 command_print(CMD
, "out of memory");
6132 image_close(&image
);
6135 memset(fastload
, 0, sizeof(struct fast_load
)*image
.num_sections
);
6136 for (unsigned int i
= 0; i
< image
.num_sections
; i
++) {
6137 buffer
= malloc(image
.sections
[i
].size
);
6139 command_print(CMD
, "error allocating buffer for section (%d bytes)",
6140 (int)(image
.sections
[i
].size
));
6141 retval
= ERROR_FAIL
;
6145 retval
= image_read_section(&image
, i
, 0x0, image
.sections
[i
].size
, buffer
, &buf_cnt
);
6146 if (retval
!= ERROR_OK
) {
6151 uint32_t offset
= 0;
6152 uint32_t length
= buf_cnt
;
6154 /* DANGER!!! beware of unsigned comparison here!!! */
6156 if ((image
.sections
[i
].base_address
+ buf_cnt
>= min_address
) &&
6157 (image
.sections
[i
].base_address
< max_address
)) {
6158 if (image
.sections
[i
].base_address
< min_address
) {
6159 /* clip addresses below */
6160 offset
+= min_address
-image
.sections
[i
].base_address
;
6164 if (image
.sections
[i
].base_address
+ buf_cnt
> max_address
)
6165 length
-= (image
.sections
[i
].base_address
+ buf_cnt
)-max_address
;
6167 fastload
[i
].address
= image
.sections
[i
].base_address
+ offset
;
6168 fastload
[i
].data
= malloc(length
);
6169 if (!fastload
[i
].data
) {
6171 command_print(CMD
, "error allocating buffer for section (%" PRIu32
" bytes)",
6173 retval
= ERROR_FAIL
;
6176 memcpy(fastload
[i
].data
, buffer
+ offset
, length
);
6177 fastload
[i
].length
= length
;
6179 image_size
+= length
;
6180 command_print(CMD
, "%u bytes written at address 0x%8.8x",
6181 (unsigned int)length
,
6182 ((unsigned int)(image
.sections
[i
].base_address
+ offset
)));
6188 if ((retval
== ERROR_OK
) && (duration_measure(&bench
) == ERROR_OK
)) {
6189 command_print(CMD
, "Loaded %" PRIu32
" bytes "
6190 "in %fs (%0.3f KiB/s)", image_size
,
6191 duration_elapsed(&bench
), duration_kbps(&bench
, image_size
));
6194 "WARNING: image has not been loaded to target!"
6195 "You can issue a 'fast_load' to finish loading.");
6198 image_close(&image
);
6200 if (retval
!= ERROR_OK
)
6206 COMMAND_HANDLER(handle_fast_load_command
)
6209 return ERROR_COMMAND_SYNTAX_ERROR
;
6211 LOG_ERROR("No image in memory");
6215 int64_t ms
= timeval_ms();
6217 int retval
= ERROR_OK
;
6218 for (i
= 0; i
< fastload_num
; i
++) {
6219 struct target
*target
= get_current_target(CMD_CTX
);
6220 command_print(CMD
, "Write to 0x%08x, length 0x%08x",
6221 (unsigned int)(fastload
[i
].address
),
6222 (unsigned int)(fastload
[i
].length
));
6223 retval
= target_write_buffer(target
, fastload
[i
].address
, fastload
[i
].length
, fastload
[i
].data
);
6224 if (retval
!= ERROR_OK
)
6226 size
+= fastload
[i
].length
;
6228 if (retval
== ERROR_OK
) {
6229 int64_t after
= timeval_ms();
6230 command_print(CMD
, "Loaded image %f kBytes/s", (float)(size
/1024.0)/((float)(after
-ms
)/1000.0));
6235 static const struct command_registration target_command_handlers
[] = {
6238 .handler
= handle_targets_command
,
6239 .mode
= COMMAND_ANY
,
6240 .help
= "change current default target (one parameter) "
6241 "or prints table of all targets (no parameters)",
6242 .usage
= "[target]",
6246 .mode
= COMMAND_CONFIG
,
6247 .help
= "configure target",
6248 .chain
= target_subcommand_handlers
,
6251 COMMAND_REGISTRATION_DONE
6254 int target_register_commands(struct command_context
*cmd_ctx
)
6256 return register_commands(cmd_ctx
, NULL
, target_command_handlers
);
6259 static bool target_reset_nag
= true;
6261 bool get_target_reset_nag(void)
6263 return target_reset_nag
;
6266 COMMAND_HANDLER(handle_target_reset_nag
)
6268 return CALL_COMMAND_HANDLER(handle_command_parse_bool
,
6269 &target_reset_nag
, "Nag after each reset about options to improve "
6273 COMMAND_HANDLER(handle_ps_command
)
6275 struct target
*target
= get_current_target(CMD_CTX
);
6277 if (target
->state
!= TARGET_HALTED
) {
6278 LOG_INFO("target not halted !!");
6282 if ((target
->rtos
) && (target
->rtos
->type
)
6283 && (target
->rtos
->type
->ps_command
)) {
6284 display
= target
->rtos
->type
->ps_command(target
);
6285 command_print(CMD
, "%s", display
);
6290 return ERROR_TARGET_FAILURE
;
6294 static void binprint(struct command_invocation
*cmd
, const char *text
, const uint8_t *buf
, int size
)
6297 command_print_sameline(cmd
, "%s", text
);
6298 for (int i
= 0; i
< size
; i
++)
6299 command_print_sameline(cmd
, " %02x", buf
[i
]);
6300 command_print(cmd
, " ");
6303 COMMAND_HANDLER(handle_test_mem_access_command
)
6305 struct target
*target
= get_current_target(CMD_CTX
);
6307 int retval
= ERROR_OK
;
6309 if (target
->state
!= TARGET_HALTED
) {
6310 LOG_INFO("target not halted !!");
6315 return ERROR_COMMAND_SYNTAX_ERROR
;
6317 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], test_size
);
6320 size_t num_bytes
= test_size
+ 4;
6322 struct working_area
*wa
= NULL
;
6323 retval
= target_alloc_working_area(target
, num_bytes
, &wa
);
6324 if (retval
!= ERROR_OK
) {
6325 LOG_ERROR("Not enough working area");
6329 uint8_t *test_pattern
= malloc(num_bytes
);
6331 for (size_t i
= 0; i
< num_bytes
; i
++)
6332 test_pattern
[i
] = rand();
6334 retval
= target_write_memory(target
, wa
->address
, 1, num_bytes
, test_pattern
);
6335 if (retval
!= ERROR_OK
) {
6336 LOG_ERROR("Test pattern write failed");
6340 for (int host_offset
= 0; host_offset
<= 1; host_offset
++) {
6341 for (int size
= 1; size
<= 4; size
*= 2) {
6342 for (int offset
= 0; offset
< 4; offset
++) {
6343 uint32_t count
= test_size
/ size
;
6344 size_t host_bufsiz
= (count
+ 2) * size
+ host_offset
;
6345 uint8_t *read_ref
= malloc(host_bufsiz
);
6346 uint8_t *read_buf
= malloc(host_bufsiz
);
6348 for (size_t i
= 0; i
< host_bufsiz
; i
++) {
6349 read_ref
[i
] = rand();
6350 read_buf
[i
] = read_ref
[i
];
6352 command_print_sameline(CMD
,
6353 "Test read %" PRIu32
" x %d @ %d to %saligned buffer: ", count
,
6354 size
, offset
, host_offset
? "un" : "");
6356 struct duration bench
;
6357 duration_start(&bench
);
6359 retval
= target_read_memory(target
, wa
->address
+ offset
, size
, count
,
6360 read_buf
+ size
+ host_offset
);
6362 duration_measure(&bench
);
6364 if (retval
== ERROR_TARGET_UNALIGNED_ACCESS
) {
6365 command_print(CMD
, "Unsupported alignment");
6367 } else if (retval
!= ERROR_OK
) {
6368 command_print(CMD
, "Memory read failed");
6372 /* replay on host */
6373 memcpy(read_ref
+ size
+ host_offset
, test_pattern
+ offset
, count
* size
);
6376 int result
= memcmp(read_ref
, read_buf
, host_bufsiz
);
6378 command_print(CMD
, "Pass in %fs (%0.3f KiB/s)",
6379 duration_elapsed(&bench
),
6380 duration_kbps(&bench
, count
* size
));
6382 command_print(CMD
, "Compare failed");
6383 binprint(CMD
, "ref:", read_ref
, host_bufsiz
);
6384 binprint(CMD
, "buf:", read_buf
, host_bufsiz
);
6397 target_free_working_area(target
, wa
);
6400 num_bytes
= test_size
+ 4 + 4 + 4;
6402 retval
= target_alloc_working_area(target
, num_bytes
, &wa
);
6403 if (retval
!= ERROR_OK
) {
6404 LOG_ERROR("Not enough working area");
6408 test_pattern
= malloc(num_bytes
);
6410 for (size_t i
= 0; i
< num_bytes
; i
++)
6411 test_pattern
[i
] = rand();
6413 for (int host_offset
= 0; host_offset
<= 1; host_offset
++) {
6414 for (int size
= 1; size
<= 4; size
*= 2) {
6415 for (int offset
= 0; offset
< 4; offset
++) {
6416 uint32_t count
= test_size
/ size
;
6417 size_t host_bufsiz
= count
* size
+ host_offset
;
6418 uint8_t *read_ref
= malloc(num_bytes
);
6419 uint8_t *read_buf
= malloc(num_bytes
);
6420 uint8_t *write_buf
= malloc(host_bufsiz
);
6422 for (size_t i
= 0; i
< host_bufsiz
; i
++)
6423 write_buf
[i
] = rand();
6424 command_print_sameline(CMD
,
6425 "Test write %" PRIu32
" x %d @ %d from %saligned buffer: ", count
,
6426 size
, offset
, host_offset
? "un" : "");
6428 retval
= target_write_memory(target
, wa
->address
, 1, num_bytes
, test_pattern
);
6429 if (retval
!= ERROR_OK
) {
6430 command_print(CMD
, "Test pattern write failed");
6434 /* replay on host */
6435 memcpy(read_ref
, test_pattern
, num_bytes
);
6436 memcpy(read_ref
+ size
+ offset
, write_buf
+ host_offset
, count
* size
);
6438 struct duration bench
;
6439 duration_start(&bench
);
6441 retval
= target_write_memory(target
, wa
->address
+ size
+ offset
, size
, count
,
6442 write_buf
+ host_offset
);
6444 duration_measure(&bench
);
6446 if (retval
== ERROR_TARGET_UNALIGNED_ACCESS
) {
6447 command_print(CMD
, "Unsupported alignment");
6449 } else if (retval
!= ERROR_OK
) {
6450 command_print(CMD
, "Memory write failed");
6455 retval
= target_read_memory(target
, wa
->address
, 1, num_bytes
, read_buf
);
6456 if (retval
!= ERROR_OK
) {
6457 command_print(CMD
, "Test pattern write failed");
6462 int result
= memcmp(read_ref
, read_buf
, num_bytes
);
6464 command_print(CMD
, "Pass in %fs (%0.3f KiB/s)",
6465 duration_elapsed(&bench
),
6466 duration_kbps(&bench
, count
* size
));
6468 command_print(CMD
, "Compare failed");
6469 binprint(CMD
, "ref:", read_ref
, num_bytes
);
6470 binprint(CMD
, "buf:", read_buf
, num_bytes
);
6482 target_free_working_area(target
, wa
);
6486 static const struct command_registration target_exec_command_handlers
[] = {
6488 .name
= "fast_load_image",
6489 .handler
= handle_fast_load_image_command
,
6490 .mode
= COMMAND_ANY
,
6491 .help
= "Load image into server memory for later use by "
6492 "fast_load; primarily for profiling",
6493 .usage
= "filename address ['bin'|'ihex'|'elf'|'s19'] "
6494 "[min_address [max_length]]",
6497 .name
= "fast_load",
6498 .handler
= handle_fast_load_command
,
6499 .mode
= COMMAND_EXEC
,
6500 .help
= "loads active fast load image to current target "
6501 "- mainly for profiling purposes",
6506 .handler
= handle_profile_command
,
6507 .mode
= COMMAND_EXEC
,
6508 .usage
= "seconds filename [start end]",
6509 .help
= "profiling samples the CPU PC",
6511 /** @todo don't register virt2phys() unless target supports it */
6513 .name
= "virt2phys",
6514 .handler
= handle_virt2phys_command
,
6515 .mode
= COMMAND_ANY
,
6516 .help
= "translate a virtual address into a physical address",
6517 .usage
= "virtual_address",
6521 .handler
= handle_reg_command
,
6522 .mode
= COMMAND_EXEC
,
6523 .help
= "display (reread from target with \"force\") or set a register; "
6524 "with no arguments, displays all registers and their values",
6525 .usage
= "[(register_number|register_name) [(value|'force')]]",
6529 .handler
= handle_poll_command
,
6530 .mode
= COMMAND_EXEC
,
6531 .help
= "poll target state; or reconfigure background polling",
6532 .usage
= "['on'|'off']",
6535 .name
= "wait_halt",
6536 .handler
= handle_wait_halt_command
,
6537 .mode
= COMMAND_EXEC
,
6538 .help
= "wait up to the specified number of milliseconds "
6539 "(default 5000) for a previously requested halt",
6540 .usage
= "[milliseconds]",
6544 .handler
= handle_halt_command
,
6545 .mode
= COMMAND_EXEC
,
6546 .help
= "request target to halt, then wait up to the specified "
6547 "number of milliseconds (default 5000) for it to complete",
6548 .usage
= "[milliseconds]",
6552 .handler
= handle_resume_command
,
6553 .mode
= COMMAND_EXEC
,
6554 .help
= "resume target execution from current PC or address",
6555 .usage
= "[address]",
6559 .handler
= handle_reset_command
,
6560 .mode
= COMMAND_EXEC
,
6561 .usage
= "[run|halt|init]",
6562 .help
= "Reset all targets into the specified mode. "
6563 "Default reset mode is run, if not given.",
6566 .name
= "soft_reset_halt",
6567 .handler
= handle_soft_reset_halt_command
,
6568 .mode
= COMMAND_EXEC
,
6570 .help
= "halt the target and do a soft reset",
6574 .handler
= handle_step_command
,
6575 .mode
= COMMAND_EXEC
,
6576 .help
= "step one instruction from current PC or address",
6577 .usage
= "[address]",
6581 .handler
= handle_md_command
,
6582 .mode
= COMMAND_EXEC
,
6583 .help
= "display memory double-words",
6584 .usage
= "['phys'] address [count]",
6588 .handler
= handle_md_command
,
6589 .mode
= COMMAND_EXEC
,
6590 .help
= "display memory words",
6591 .usage
= "['phys'] address [count]",
6595 .handler
= handle_md_command
,
6596 .mode
= COMMAND_EXEC
,
6597 .help
= "display memory half-words",
6598 .usage
= "['phys'] address [count]",
6602 .handler
= handle_md_command
,
6603 .mode
= COMMAND_EXEC
,
6604 .help
= "display memory bytes",
6605 .usage
= "['phys'] address [count]",
6609 .handler
= handle_mw_command
,
6610 .mode
= COMMAND_EXEC
,
6611 .help
= "write memory double-word",
6612 .usage
= "['phys'] address value [count]",
6616 .handler
= handle_mw_command
,
6617 .mode
= COMMAND_EXEC
,
6618 .help
= "write memory word",
6619 .usage
= "['phys'] address value [count]",
6623 .handler
= handle_mw_command
,
6624 .mode
= COMMAND_EXEC
,
6625 .help
= "write memory half-word",
6626 .usage
= "['phys'] address value [count]",
6630 .handler
= handle_mw_command
,
6631 .mode
= COMMAND_EXEC
,
6632 .help
= "write memory byte",
6633 .usage
= "['phys'] address value [count]",
6637 .handler
= handle_bp_command
,
6638 .mode
= COMMAND_EXEC
,
6639 .help
= "list or set hardware or software breakpoint",
6640 .usage
= "[<address> [<asid>] <length> ['hw'|'hw_ctx']]",
6644 .handler
= handle_rbp_command
,
6645 .mode
= COMMAND_EXEC
,
6646 .help
= "remove breakpoint",
6647 .usage
= "'all' | address",
6651 .handler
= handle_wp_command
,
6652 .mode
= COMMAND_EXEC
,
6653 .help
= "list (no params) or create watchpoints",
6654 .usage
= "[address length [('r'|'w'|'a') value [mask]]]",
6658 .handler
= handle_rwp_command
,
6659 .mode
= COMMAND_EXEC
,
6660 .help
= "remove watchpoint",
6664 .name
= "load_image",
6665 .handler
= handle_load_image_command
,
6666 .mode
= COMMAND_EXEC
,
6667 .usage
= "filename address ['bin'|'ihex'|'elf'|'s19'] "
6668 "[min_address] [max_length]",
6671 .name
= "dump_image",
6672 .handler
= handle_dump_image_command
,
6673 .mode
= COMMAND_EXEC
,
6674 .usage
= "filename address size",
6677 .name
= "verify_image_checksum",
6678 .handler
= handle_verify_image_checksum_command
,
6679 .mode
= COMMAND_EXEC
,
6680 .usage
= "filename [offset [type]]",
6683 .name
= "verify_image",
6684 .handler
= handle_verify_image_command
,
6685 .mode
= COMMAND_EXEC
,
6686 .usage
= "filename [offset [type]]",
6689 .name
= "test_image",
6690 .handler
= handle_test_image_command
,
6691 .mode
= COMMAND_EXEC
,
6692 .usage
= "filename [offset [type]]",
6695 .name
= "mem2array",
6696 .mode
= COMMAND_EXEC
,
6697 .jim_handler
= jim_mem2array
,
6698 .help
= "read 8/16/32 bit memory and return as a TCL array "
6699 "for script processing",
6700 .usage
= "arrayname bitwidth address count",
6703 .name
= "array2mem",
6704 .mode
= COMMAND_EXEC
,
6705 .jim_handler
= jim_array2mem
,
6706 .help
= "convert a TCL array to memory locations "
6707 "and write the 8/16/32 bit values",
6708 .usage
= "arrayname bitwidth address count",
6711 .name
= "reset_nag",
6712 .handler
= handle_target_reset_nag
,
6713 .mode
= COMMAND_ANY
,
6714 .help
= "Nag after each reset about options that could have been "
6715 "enabled to improve performance.",
6716 .usage
= "['enable'|'disable']",
6720 .handler
= handle_ps_command
,
6721 .mode
= COMMAND_EXEC
,
6722 .help
= "list all tasks",
6726 .name
= "test_mem_access",
6727 .handler
= handle_test_mem_access_command
,
6728 .mode
= COMMAND_EXEC
,
6729 .help
= "Test the target's memory access functions",
6733 COMMAND_REGISTRATION_DONE
6735 static int target_register_user_commands(struct command_context
*cmd_ctx
)
6737 int retval
= ERROR_OK
;
6738 retval
= target_request_register_commands(cmd_ctx
);
6739 if (retval
!= ERROR_OK
)
6742 retval
= trace_register_commands(cmd_ctx
);
6743 if (retval
!= ERROR_OK
)
6747 return register_commands(cmd_ctx
, NULL
, target_exec_command_handlers
);