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
);
75 static int target_profiling_default(struct target
*target
, uint32_t *samples
,
76 uint32_t max_num_samples
, uint32_t *num_samples
, uint32_t seconds
);
79 extern struct target_type arm7tdmi_target
;
80 extern struct target_type arm720t_target
;
81 extern struct target_type arm9tdmi_target
;
82 extern struct target_type arm920t_target
;
83 extern struct target_type arm966e_target
;
84 extern struct target_type arm946e_target
;
85 extern struct target_type arm926ejs_target
;
86 extern struct target_type fa526_target
;
87 extern struct target_type feroceon_target
;
88 extern struct target_type dragonite_target
;
89 extern struct target_type xscale_target
;
90 extern struct target_type cortexm_target
;
91 extern struct target_type cortexa_target
;
92 extern struct target_type aarch64_target
;
93 extern struct target_type cortexr4_target
;
94 extern struct target_type arm11_target
;
95 extern struct target_type ls1_sap_target
;
96 extern struct target_type mips_m4k_target
;
97 extern struct target_type mips_mips64_target
;
98 extern struct target_type avr_target
;
99 extern struct target_type dsp563xx_target
;
100 extern struct target_type dsp5680xx_target
;
101 extern struct target_type testee_target
;
102 extern struct target_type avr32_ap7k_target
;
103 extern struct target_type hla_target
;
104 extern struct target_type nds32_v2_target
;
105 extern struct target_type nds32_v3_target
;
106 extern struct target_type nds32_v3m_target
;
107 extern struct target_type or1k_target
;
108 extern struct target_type quark_x10xx_target
;
109 extern struct target_type quark_d20xx_target
;
110 extern struct target_type stm8_target
;
111 extern struct target_type riscv_target
;
112 extern struct target_type mem_ap_target
;
113 extern struct target_type esirisc_target
;
114 extern struct target_type arcv2_target
;
116 static struct target_type
*target_types
[] = {
158 struct target
*all_targets
;
159 static struct target_event_callback
*target_event_callbacks
;
160 static struct target_timer_callback
*target_timer_callbacks
;
161 LIST_HEAD(target_reset_callback_list
);
162 LIST_HEAD(target_trace_callback_list
);
163 static const int polling_interval
= 100;
165 static const Jim_Nvp nvp_assert
[] = {
166 { .name
= "assert", NVP_ASSERT
},
167 { .name
= "deassert", NVP_DEASSERT
},
168 { .name
= "T", NVP_ASSERT
},
169 { .name
= "F", NVP_DEASSERT
},
170 { .name
= "t", NVP_ASSERT
},
171 { .name
= "f", NVP_DEASSERT
},
172 { .name
= NULL
, .value
= -1 }
175 static const Jim_Nvp nvp_error_target
[] = {
176 { .value
= ERROR_TARGET_INVALID
, .name
= "err-invalid" },
177 { .value
= ERROR_TARGET_INIT_FAILED
, .name
= "err-init-failed" },
178 { .value
= ERROR_TARGET_TIMEOUT
, .name
= "err-timeout" },
179 { .value
= ERROR_TARGET_NOT_HALTED
, .name
= "err-not-halted" },
180 { .value
= ERROR_TARGET_FAILURE
, .name
= "err-failure" },
181 { .value
= ERROR_TARGET_UNALIGNED_ACCESS
, .name
= "err-unaligned-access" },
182 { .value
= ERROR_TARGET_DATA_ABORT
, .name
= "err-data-abort" },
183 { .value
= ERROR_TARGET_RESOURCE_NOT_AVAILABLE
, .name
= "err-resource-not-available" },
184 { .value
= ERROR_TARGET_TRANSLATION_FAULT
, .name
= "err-translation-fault" },
185 { .value
= ERROR_TARGET_NOT_RUNNING
, .name
= "err-not-running" },
186 { .value
= ERROR_TARGET_NOT_EXAMINED
, .name
= "err-not-examined" },
187 { .value
= -1, .name
= NULL
}
190 static const char *target_strerror_safe(int err
)
194 n
= Jim_Nvp_value2name_simple(nvp_error_target
, err
);
201 static const Jim_Nvp nvp_target_event
[] = {
203 { .value
= TARGET_EVENT_GDB_HALT
, .name
= "gdb-halt" },
204 { .value
= TARGET_EVENT_HALTED
, .name
= "halted" },
205 { .value
= TARGET_EVENT_RESUMED
, .name
= "resumed" },
206 { .value
= TARGET_EVENT_RESUME_START
, .name
= "resume-start" },
207 { .value
= TARGET_EVENT_RESUME_END
, .name
= "resume-end" },
208 { .value
= TARGET_EVENT_STEP_START
, .name
= "step-start" },
209 { .value
= TARGET_EVENT_STEP_END
, .name
= "step-end" },
211 { .name
= "gdb-start", .value
= TARGET_EVENT_GDB_START
},
212 { .name
= "gdb-end", .value
= TARGET_EVENT_GDB_END
},
214 { .value
= TARGET_EVENT_RESET_START
, .name
= "reset-start" },
215 { .value
= TARGET_EVENT_RESET_ASSERT_PRE
, .name
= "reset-assert-pre" },
216 { .value
= TARGET_EVENT_RESET_ASSERT
, .name
= "reset-assert" },
217 { .value
= TARGET_EVENT_RESET_ASSERT_POST
, .name
= "reset-assert-post" },
218 { .value
= TARGET_EVENT_RESET_DEASSERT_PRE
, .name
= "reset-deassert-pre" },
219 { .value
= TARGET_EVENT_RESET_DEASSERT_POST
, .name
= "reset-deassert-post" },
220 { .value
= TARGET_EVENT_RESET_INIT
, .name
= "reset-init" },
221 { .value
= TARGET_EVENT_RESET_END
, .name
= "reset-end" },
223 { .value
= TARGET_EVENT_EXAMINE_START
, .name
= "examine-start" },
224 { .value
= TARGET_EVENT_EXAMINE_FAIL
, .name
= "examine-fail" },
225 { .value
= TARGET_EVENT_EXAMINE_END
, .name
= "examine-end" },
227 { .value
= TARGET_EVENT_DEBUG_HALTED
, .name
= "debug-halted" },
228 { .value
= TARGET_EVENT_DEBUG_RESUMED
, .name
= "debug-resumed" },
230 { .value
= TARGET_EVENT_GDB_ATTACH
, .name
= "gdb-attach" },
231 { .value
= TARGET_EVENT_GDB_DETACH
, .name
= "gdb-detach" },
233 { .value
= TARGET_EVENT_GDB_FLASH_WRITE_START
, .name
= "gdb-flash-write-start" },
234 { .value
= TARGET_EVENT_GDB_FLASH_WRITE_END
, .name
= "gdb-flash-write-end" },
236 { .value
= TARGET_EVENT_GDB_FLASH_ERASE_START
, .name
= "gdb-flash-erase-start" },
237 { .value
= TARGET_EVENT_GDB_FLASH_ERASE_END
, .name
= "gdb-flash-erase-end" },
239 { .value
= TARGET_EVENT_TRACE_CONFIG
, .name
= "trace-config" },
241 { .name
= NULL
, .value
= -1 }
244 static const Jim_Nvp nvp_target_state
[] = {
245 { .name
= "unknown", .value
= TARGET_UNKNOWN
},
246 { .name
= "running", .value
= TARGET_RUNNING
},
247 { .name
= "halted", .value
= TARGET_HALTED
},
248 { .name
= "reset", .value
= TARGET_RESET
},
249 { .name
= "debug-running", .value
= TARGET_DEBUG_RUNNING
},
250 { .name
= NULL
, .value
= -1 },
253 static const Jim_Nvp nvp_target_debug_reason
[] = {
254 { .name
= "debug-request" , .value
= DBG_REASON_DBGRQ
},
255 { .name
= "breakpoint" , .value
= DBG_REASON_BREAKPOINT
},
256 { .name
= "watchpoint" , .value
= DBG_REASON_WATCHPOINT
},
257 { .name
= "watchpoint-and-breakpoint", .value
= DBG_REASON_WPTANDBKPT
},
258 { .name
= "single-step" , .value
= DBG_REASON_SINGLESTEP
},
259 { .name
= "target-not-halted" , .value
= DBG_REASON_NOTHALTED
},
260 { .name
= "program-exit" , .value
= DBG_REASON_EXIT
},
261 { .name
= "exception-catch" , .value
= DBG_REASON_EXC_CATCH
},
262 { .name
= "undefined" , .value
= DBG_REASON_UNDEFINED
},
263 { .name
= NULL
, .value
= -1 },
266 static const Jim_Nvp nvp_target_endian
[] = {
267 { .name
= "big", .value
= TARGET_BIG_ENDIAN
},
268 { .name
= "little", .value
= TARGET_LITTLE_ENDIAN
},
269 { .name
= "be", .value
= TARGET_BIG_ENDIAN
},
270 { .name
= "le", .value
= TARGET_LITTLE_ENDIAN
},
271 { .name
= NULL
, .value
= -1 },
274 static const Jim_Nvp nvp_reset_modes
[] = {
275 { .name
= "unknown", .value
= RESET_UNKNOWN
},
276 { .name
= "run" , .value
= RESET_RUN
},
277 { .name
= "halt" , .value
= RESET_HALT
},
278 { .name
= "init" , .value
= RESET_INIT
},
279 { .name
= NULL
, .value
= -1 },
282 const char *debug_reason_name(struct target
*t
)
286 cp
= Jim_Nvp_value2name_simple(nvp_target_debug_reason
,
287 t
->debug_reason
)->name
;
289 LOG_ERROR("Invalid debug reason: %d", (int)(t
->debug_reason
));
290 cp
= "(*BUG*unknown*BUG*)";
295 const char *target_state_name(struct target
*t
)
298 cp
= Jim_Nvp_value2name_simple(nvp_target_state
, t
->state
)->name
;
300 LOG_ERROR("Invalid target state: %d", (int)(t
->state
));
301 cp
= "(*BUG*unknown*BUG*)";
304 if (!target_was_examined(t
) && t
->defer_examine
)
305 cp
= "examine deferred";
310 const char *target_event_name(enum target_event event
)
313 cp
= Jim_Nvp_value2name_simple(nvp_target_event
, event
)->name
;
315 LOG_ERROR("Invalid target event: %d", (int)(event
));
316 cp
= "(*BUG*unknown*BUG*)";
321 const char *target_reset_mode_name(enum target_reset_mode reset_mode
)
324 cp
= Jim_Nvp_value2name_simple(nvp_reset_modes
, reset_mode
)->name
;
326 LOG_ERROR("Invalid target reset mode: %d", (int)(reset_mode
));
327 cp
= "(*BUG*unknown*BUG*)";
332 /* determine the number of the new target */
333 static int new_target_number(void)
338 /* number is 0 based */
342 if (x
< t
->target_number
)
343 x
= t
->target_number
;
349 /* read a uint64_t from a buffer in target memory endianness */
350 uint64_t target_buffer_get_u64(struct target
*target
, const uint8_t *buffer
)
352 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
353 return le_to_h_u64(buffer
);
355 return be_to_h_u64(buffer
);
358 /* read a uint32_t from a buffer in target memory endianness */
359 uint32_t target_buffer_get_u32(struct target
*target
, const uint8_t *buffer
)
361 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
362 return le_to_h_u32(buffer
);
364 return be_to_h_u32(buffer
);
367 /* read a uint24_t from a buffer in target memory endianness */
368 uint32_t target_buffer_get_u24(struct target
*target
, const uint8_t *buffer
)
370 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
371 return le_to_h_u24(buffer
);
373 return be_to_h_u24(buffer
);
376 /* read a uint16_t from a buffer in target memory endianness */
377 uint16_t target_buffer_get_u16(struct target
*target
, const uint8_t *buffer
)
379 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
380 return le_to_h_u16(buffer
);
382 return be_to_h_u16(buffer
);
385 /* write a uint64_t to a buffer in target memory endianness */
386 void target_buffer_set_u64(struct target
*target
, uint8_t *buffer
, uint64_t value
)
388 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
389 h_u64_to_le(buffer
, value
);
391 h_u64_to_be(buffer
, value
);
394 /* write a uint32_t to a buffer in target memory endianness */
395 void target_buffer_set_u32(struct target
*target
, uint8_t *buffer
, uint32_t value
)
397 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
398 h_u32_to_le(buffer
, value
);
400 h_u32_to_be(buffer
, value
);
403 /* write a uint24_t to a buffer in target memory endianness */
404 void target_buffer_set_u24(struct target
*target
, uint8_t *buffer
, uint32_t value
)
406 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
407 h_u24_to_le(buffer
, value
);
409 h_u24_to_be(buffer
, value
);
412 /* write a uint16_t to a buffer in target memory endianness */
413 void target_buffer_set_u16(struct target
*target
, uint8_t *buffer
, uint16_t value
)
415 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
416 h_u16_to_le(buffer
, value
);
418 h_u16_to_be(buffer
, value
);
421 /* write a uint8_t to a buffer in target memory endianness */
422 static void target_buffer_set_u8(struct target
*target
, uint8_t *buffer
, uint8_t value
)
427 /* write a uint64_t array to a buffer in target memory endianness */
428 void target_buffer_get_u64_array(struct target
*target
, const uint8_t *buffer
, uint32_t count
, uint64_t *dstbuf
)
431 for (i
= 0; i
< count
; i
++)
432 dstbuf
[i
] = target_buffer_get_u64(target
, &buffer
[i
* 8]);
435 /* write a uint32_t array to a buffer in target memory endianness */
436 void target_buffer_get_u32_array(struct target
*target
, const uint8_t *buffer
, uint32_t count
, uint32_t *dstbuf
)
439 for (i
= 0; i
< count
; i
++)
440 dstbuf
[i
] = target_buffer_get_u32(target
, &buffer
[i
* 4]);
443 /* write a uint16_t array to a buffer in target memory endianness */
444 void target_buffer_get_u16_array(struct target
*target
, const uint8_t *buffer
, uint32_t count
, uint16_t *dstbuf
)
447 for (i
= 0; i
< count
; i
++)
448 dstbuf
[i
] = target_buffer_get_u16(target
, &buffer
[i
* 2]);
451 /* write a uint64_t array to a buffer in target memory endianness */
452 void target_buffer_set_u64_array(struct target
*target
, uint8_t *buffer
, uint32_t count
, const uint64_t *srcbuf
)
455 for (i
= 0; i
< count
; i
++)
456 target_buffer_set_u64(target
, &buffer
[i
* 8], srcbuf
[i
]);
459 /* write a uint32_t array to a buffer in target memory endianness */
460 void target_buffer_set_u32_array(struct target
*target
, uint8_t *buffer
, uint32_t count
, const uint32_t *srcbuf
)
463 for (i
= 0; i
< count
; i
++)
464 target_buffer_set_u32(target
, &buffer
[i
* 4], srcbuf
[i
]);
467 /* write a uint16_t array to a buffer in target memory endianness */
468 void target_buffer_set_u16_array(struct target
*target
, uint8_t *buffer
, uint32_t count
, const uint16_t *srcbuf
)
471 for (i
= 0; i
< count
; i
++)
472 target_buffer_set_u16(target
, &buffer
[i
* 2], srcbuf
[i
]);
475 /* return a pointer to a configured target; id is name or number */
476 struct target
*get_target(const char *id
)
478 struct target
*target
;
480 /* try as tcltarget name */
481 for (target
= all_targets
; target
; target
= target
->next
) {
482 if (target_name(target
) == NULL
)
484 if (strcmp(id
, target_name(target
)) == 0)
488 /* It's OK to remove this fallback sometime after August 2010 or so */
490 /* no match, try as number */
492 if (parse_uint(id
, &num
) != ERROR_OK
)
495 for (target
= all_targets
; target
; target
= target
->next
) {
496 if (target
->target_number
== (int)num
) {
497 LOG_WARNING("use '%s' as target identifier, not '%u'",
498 target_name(target
), num
);
506 /* returns a pointer to the n-th configured target */
507 struct target
*get_target_by_num(int num
)
509 struct target
*target
= all_targets
;
512 if (target
->target_number
== num
)
514 target
= target
->next
;
520 struct target
*get_current_target(struct command_context
*cmd_ctx
)
522 struct target
*target
= get_current_target_or_null(cmd_ctx
);
524 if (target
== NULL
) {
525 LOG_ERROR("BUG: current_target out of bounds");
532 struct target
*get_current_target_or_null(struct command_context
*cmd_ctx
)
534 return cmd_ctx
->current_target_override
535 ? cmd_ctx
->current_target_override
536 : cmd_ctx
->current_target
;
539 int target_poll(struct target
*target
)
543 /* We can't poll until after examine */
544 if (!target_was_examined(target
)) {
545 /* Fail silently lest we pollute the log */
549 retval
= target
->type
->poll(target
);
550 if (retval
!= ERROR_OK
)
553 if (target
->halt_issued
) {
554 if (target
->state
== TARGET_HALTED
)
555 target
->halt_issued
= false;
557 int64_t t
= timeval_ms() - target
->halt_issued_time
;
558 if (t
> DEFAULT_HALT_TIMEOUT
) {
559 target
->halt_issued
= false;
560 LOG_INFO("Halt timed out, wake up GDB.");
561 target_call_event_callbacks(target
, TARGET_EVENT_GDB_HALT
);
569 int target_halt(struct target
*target
)
572 /* We can't poll until after examine */
573 if (!target_was_examined(target
)) {
574 LOG_ERROR("Target not examined yet");
578 retval
= target
->type
->halt(target
);
579 if (retval
!= ERROR_OK
)
582 target
->halt_issued
= true;
583 target
->halt_issued_time
= timeval_ms();
589 * Make the target (re)start executing using its saved execution
590 * context (possibly with some modifications).
592 * @param target Which target should start executing.
593 * @param current True to use the target's saved program counter instead
594 * of the address parameter
595 * @param address Optionally used as the program counter.
596 * @param handle_breakpoints True iff breakpoints at the resumption PC
597 * should be skipped. (For example, maybe execution was stopped by
598 * such a breakpoint, in which case it would be counterprodutive to
600 * @param debug_execution False if all working areas allocated by OpenOCD
601 * should be released and/or restored to their original contents.
602 * (This would for example be true to run some downloaded "helper"
603 * algorithm code, which resides in one such working buffer and uses
604 * another for data storage.)
606 * @todo Resolve the ambiguity about what the "debug_execution" flag
607 * signifies. For example, Target implementations don't agree on how
608 * it relates to invalidation of the register cache, or to whether
609 * breakpoints and watchpoints should be enabled. (It would seem wrong
610 * to enable breakpoints when running downloaded "helper" algorithms
611 * (debug_execution true), since the breakpoints would be set to match
612 * target firmware being debugged, not the helper algorithm.... and
613 * enabling them could cause such helpers to malfunction (for example,
614 * by overwriting data with a breakpoint instruction. On the other
615 * hand the infrastructure for running such helpers might use this
616 * procedure but rely on hardware breakpoint to detect termination.)
618 int target_resume(struct target
*target
, int current
, target_addr_t address
,
619 int handle_breakpoints
, int debug_execution
)
623 /* We can't poll until after examine */
624 if (!target_was_examined(target
)) {
625 LOG_ERROR("Target not examined yet");
629 target_call_event_callbacks(target
, TARGET_EVENT_RESUME_START
);
631 /* note that resume *must* be asynchronous. The CPU can halt before
632 * we poll. The CPU can even halt at the current PC as a result of
633 * a software breakpoint being inserted by (a bug?) the application.
635 retval
= target
->type
->resume(target
, current
, address
, handle_breakpoints
, debug_execution
);
636 if (retval
!= ERROR_OK
)
639 target_call_event_callbacks(target
, TARGET_EVENT_RESUME_END
);
644 static int target_process_reset(struct command_invocation
*cmd
, enum target_reset_mode reset_mode
)
649 n
= Jim_Nvp_value2name_simple(nvp_reset_modes
, reset_mode
);
650 if (n
->name
== NULL
) {
651 LOG_ERROR("invalid reset mode");
655 struct target
*target
;
656 for (target
= all_targets
; target
; target
= target
->next
)
657 target_call_reset_callbacks(target
, reset_mode
);
659 /* disable polling during reset to make reset event scripts
660 * more predictable, i.e. dr/irscan & pathmove in events will
661 * not have JTAG operations injected into the middle of a sequence.
663 bool save_poll
= jtag_poll_get_enabled();
665 jtag_poll_set_enabled(false);
667 sprintf(buf
, "ocd_process_reset %s", n
->name
);
668 retval
= Jim_Eval(cmd
->ctx
->interp
, buf
);
670 jtag_poll_set_enabled(save_poll
);
672 if (retval
!= JIM_OK
) {
673 Jim_MakeErrorMessage(cmd
->ctx
->interp
);
674 command_print(cmd
, "%s", Jim_GetString(Jim_GetResult(cmd
->ctx
->interp
), NULL
));
678 /* We want any events to be processed before the prompt */
679 retval
= target_call_timer_callbacks_now();
681 for (target
= all_targets
; target
; target
= target
->next
) {
682 target
->type
->check_reset(target
);
683 target
->running_alg
= false;
689 static int identity_virt2phys(struct target
*target
,
690 target_addr_t
virtual, target_addr_t
*physical
)
696 static int no_mmu(struct target
*target
, int *enabled
)
702 static int default_examine(struct target
*target
)
704 target_set_examined(target
);
708 /* no check by default */
709 static int default_check_reset(struct target
*target
)
714 /* Equvivalent Tcl code arp_examine_one is in src/target/startup.tcl
716 int target_examine_one(struct target
*target
)
718 target_call_event_callbacks(target
, TARGET_EVENT_EXAMINE_START
);
720 int retval
= target
->type
->examine(target
);
721 if (retval
!= ERROR_OK
) {
722 target_call_event_callbacks(target
, TARGET_EVENT_EXAMINE_FAIL
);
726 target_call_event_callbacks(target
, TARGET_EVENT_EXAMINE_END
);
731 static int jtag_enable_callback(enum jtag_event event
, void *priv
)
733 struct target
*target
= priv
;
735 if (event
!= JTAG_TAP_EVENT_ENABLE
|| !target
->tap
->enabled
)
738 jtag_unregister_event_callback(jtag_enable_callback
, target
);
740 return target_examine_one(target
);
743 /* Targets that correctly implement init + examine, i.e.
744 * no communication with target during init:
748 int target_examine(void)
750 int retval
= ERROR_OK
;
751 struct target
*target
;
753 for (target
= all_targets
; target
; target
= target
->next
) {
754 /* defer examination, but don't skip it */
755 if (!target
->tap
->enabled
) {
756 jtag_register_event_callback(jtag_enable_callback
,
761 if (target
->defer_examine
)
764 retval
= target_examine_one(target
);
765 if (retval
!= ERROR_OK
)
771 const char *target_type_name(struct target
*target
)
773 return target
->type
->name
;
776 static int target_soft_reset_halt(struct target
*target
)
778 if (!target_was_examined(target
)) {
779 LOG_ERROR("Target not examined yet");
782 if (!target
->type
->soft_reset_halt
) {
783 LOG_ERROR("Target %s does not support soft_reset_halt",
784 target_name(target
));
787 return target
->type
->soft_reset_halt(target
);
791 * Downloads a target-specific native code algorithm to the target,
792 * and executes it. * Note that some targets may need to set up, enable,
793 * and tear down a breakpoint (hard or * soft) to detect algorithm
794 * termination, while others may support lower overhead schemes where
795 * soft breakpoints embedded in the algorithm automatically terminate the
798 * @param target used to run the algorithm
799 * @param arch_info target-specific description of the algorithm.
801 int target_run_algorithm(struct target
*target
,
802 int num_mem_params
, struct mem_param
*mem_params
,
803 int num_reg_params
, struct reg_param
*reg_param
,
804 uint32_t entry_point
, uint32_t exit_point
,
805 int timeout_ms
, void *arch_info
)
807 int retval
= ERROR_FAIL
;
809 if (!target_was_examined(target
)) {
810 LOG_ERROR("Target not examined yet");
813 if (!target
->type
->run_algorithm
) {
814 LOG_ERROR("Target type '%s' does not support %s",
815 target_type_name(target
), __func__
);
819 target
->running_alg
= true;
820 retval
= target
->type
->run_algorithm(target
,
821 num_mem_params
, mem_params
,
822 num_reg_params
, reg_param
,
823 entry_point
, exit_point
, timeout_ms
, arch_info
);
824 target
->running_alg
= false;
831 * Executes a target-specific native code algorithm and leaves it running.
833 * @param target used to run the algorithm
834 * @param arch_info target-specific description of the algorithm.
836 int target_start_algorithm(struct target
*target
,
837 int num_mem_params
, struct mem_param
*mem_params
,
838 int num_reg_params
, struct reg_param
*reg_params
,
839 uint32_t entry_point
, uint32_t exit_point
,
842 int retval
= ERROR_FAIL
;
844 if (!target_was_examined(target
)) {
845 LOG_ERROR("Target not examined yet");
848 if (!target
->type
->start_algorithm
) {
849 LOG_ERROR("Target type '%s' does not support %s",
850 target_type_name(target
), __func__
);
853 if (target
->running_alg
) {
854 LOG_ERROR("Target is already running an algorithm");
858 target
->running_alg
= true;
859 retval
= target
->type
->start_algorithm(target
,
860 num_mem_params
, mem_params
,
861 num_reg_params
, reg_params
,
862 entry_point
, exit_point
, arch_info
);
869 * Waits for an algorithm started with target_start_algorithm() to complete.
871 * @param target used to run the algorithm
872 * @param arch_info target-specific description of the algorithm.
874 int target_wait_algorithm(struct target
*target
,
875 int num_mem_params
, struct mem_param
*mem_params
,
876 int num_reg_params
, struct reg_param
*reg_params
,
877 uint32_t exit_point
, int timeout_ms
,
880 int retval
= ERROR_FAIL
;
882 if (!target
->type
->wait_algorithm
) {
883 LOG_ERROR("Target type '%s' does not support %s",
884 target_type_name(target
), __func__
);
887 if (!target
->running_alg
) {
888 LOG_ERROR("Target is not running an algorithm");
892 retval
= target
->type
->wait_algorithm(target
,
893 num_mem_params
, mem_params
,
894 num_reg_params
, reg_params
,
895 exit_point
, timeout_ms
, arch_info
);
896 if (retval
!= ERROR_TARGET_TIMEOUT
)
897 target
->running_alg
= false;
904 * Streams data to a circular buffer on target intended for consumption by code
905 * running asynchronously on target.
907 * This is intended for applications where target-specific native code runs
908 * on the target, receives data from the circular buffer, does something with
909 * it (most likely writing it to a flash memory), and advances the circular
912 * This assumes that the helper algorithm has already been loaded to the target,
913 * but has not been started yet. Given memory and register parameters are passed
916 * The buffer is defined by (buffer_start, buffer_size) arguments and has the
919 * [buffer_start + 0, buffer_start + 4):
920 * Write Pointer address (aka head). Written and updated by this
921 * routine when new data is written to the circular buffer.
922 * [buffer_start + 4, buffer_start + 8):
923 * Read Pointer address (aka tail). Updated by code running on the
924 * target after it consumes data.
925 * [buffer_start + 8, buffer_start + buffer_size):
926 * Circular buffer contents.
928 * See contrib/loaders/flash/stm32f1x.S for an example.
930 * @param target used to run the algorithm
931 * @param buffer address on the host where data to be sent is located
932 * @param count number of blocks to send
933 * @param block_size size in bytes of each block
934 * @param num_mem_params count of memory-based params to pass to algorithm
935 * @param mem_params memory-based params to pass to algorithm
936 * @param num_reg_params count of register-based params to pass to algorithm
937 * @param reg_params memory-based params to pass to algorithm
938 * @param buffer_start address on the target of the circular buffer structure
939 * @param buffer_size size of the circular buffer structure
940 * @param entry_point address on the target to execute to start the algorithm
941 * @param exit_point address at which to set a breakpoint to catch the
942 * end of the algorithm; can be 0 if target triggers a breakpoint itself
945 int target_run_flash_async_algorithm(struct target
*target
,
946 const uint8_t *buffer
, uint32_t count
, int block_size
,
947 int num_mem_params
, struct mem_param
*mem_params
,
948 int num_reg_params
, struct reg_param
*reg_params
,
949 uint32_t buffer_start
, uint32_t buffer_size
,
950 uint32_t entry_point
, uint32_t exit_point
, void *arch_info
)
955 const uint8_t *buffer_orig
= buffer
;
957 /* Set up working area. First word is write pointer, second word is read pointer,
958 * rest is fifo data area. */
959 uint32_t wp_addr
= buffer_start
;
960 uint32_t rp_addr
= buffer_start
+ 4;
961 uint32_t fifo_start_addr
= buffer_start
+ 8;
962 uint32_t fifo_end_addr
= buffer_start
+ buffer_size
;
964 uint32_t wp
= fifo_start_addr
;
965 uint32_t rp
= fifo_start_addr
;
967 /* validate block_size is 2^n */
968 assert(!block_size
|| !(block_size
& (block_size
- 1)));
970 retval
= target_write_u32(target
, wp_addr
, wp
);
971 if (retval
!= ERROR_OK
)
973 retval
= target_write_u32(target
, rp_addr
, rp
);
974 if (retval
!= ERROR_OK
)
977 /* Start up algorithm on target and let it idle while writing the first chunk */
978 retval
= target_start_algorithm(target
, num_mem_params
, mem_params
,
979 num_reg_params
, reg_params
,
984 if (retval
!= ERROR_OK
) {
985 LOG_ERROR("error starting target flash write algorithm");
991 retval
= target_read_u32(target
, rp_addr
, &rp
);
992 if (retval
!= ERROR_OK
) {
993 LOG_ERROR("failed to get read pointer");
997 LOG_DEBUG("offs 0x%zx count 0x%" PRIx32
" wp 0x%" PRIx32
" rp 0x%" PRIx32
,
998 (size_t) (buffer
- buffer_orig
), count
, wp
, rp
);
1001 LOG_ERROR("flash write algorithm aborted by target");
1002 retval
= ERROR_FLASH_OPERATION_FAILED
;
1006 if (((rp
- fifo_start_addr
) & (block_size
- 1)) || rp
< fifo_start_addr
|| rp
>= fifo_end_addr
) {
1007 LOG_ERROR("corrupted fifo read pointer 0x%" PRIx32
, rp
);
1011 /* Count the number of bytes available in the fifo without
1012 * crossing the wrap around. Make sure to not fill it completely,
1013 * because that would make wp == rp and that's the empty condition. */
1014 uint32_t thisrun_bytes
;
1016 thisrun_bytes
= rp
- wp
- block_size
;
1017 else if (rp
> fifo_start_addr
)
1018 thisrun_bytes
= fifo_end_addr
- wp
;
1020 thisrun_bytes
= fifo_end_addr
- wp
- block_size
;
1022 if (thisrun_bytes
== 0) {
1023 /* Throttle polling a bit if transfer is (much) faster than flash
1024 * programming. The exact delay shouldn't matter as long as it's
1025 * less than buffer size / flash speed. This is very unlikely to
1026 * run when using high latency connections such as USB. */
1029 /* to stop an infinite loop on some targets check and increment a timeout
1030 * this issue was observed on a stellaris using the new ICDI interface */
1031 if (timeout
++ >= 500) {
1032 LOG_ERROR("timeout waiting for algorithm, a target reset is recommended");
1033 return ERROR_FLASH_OPERATION_FAILED
;
1038 /* reset our timeout */
1041 /* Limit to the amount of data we actually want to write */
1042 if (thisrun_bytes
> count
* block_size
)
1043 thisrun_bytes
= count
* block_size
;
1045 /* Write data to fifo */
1046 retval
= target_write_buffer(target
, wp
, thisrun_bytes
, buffer
);
1047 if (retval
!= ERROR_OK
)
1050 /* Update counters and wrap write pointer */
1051 buffer
+= thisrun_bytes
;
1052 count
-= thisrun_bytes
/ block_size
;
1053 wp
+= thisrun_bytes
;
1054 if (wp
>= fifo_end_addr
)
1055 wp
= fifo_start_addr
;
1057 /* Store updated write pointer to target */
1058 retval
= target_write_u32(target
, wp_addr
, wp
);
1059 if (retval
!= ERROR_OK
)
1062 /* Avoid GDB timeouts */
1066 if (retval
!= ERROR_OK
) {
1067 /* abort flash write algorithm on target */
1068 target_write_u32(target
, wp_addr
, 0);
1071 int retval2
= target_wait_algorithm(target
, num_mem_params
, mem_params
,
1072 num_reg_params
, reg_params
,
1077 if (retval2
!= ERROR_OK
) {
1078 LOG_ERROR("error waiting for target flash write algorithm");
1082 if (retval
== ERROR_OK
) {
1083 /* check if algorithm set rp = 0 after fifo writer loop finished */
1084 retval
= target_read_u32(target
, rp_addr
, &rp
);
1085 if (retval
== ERROR_OK
&& rp
== 0) {
1086 LOG_ERROR("flash write algorithm aborted by target");
1087 retval
= ERROR_FLASH_OPERATION_FAILED
;
1094 int target_read_memory(struct target
*target
,
1095 target_addr_t address
, uint32_t size
, uint32_t count
, uint8_t *buffer
)
1097 if (!target_was_examined(target
)) {
1098 LOG_ERROR("Target not examined yet");
1101 if (!target
->type
->read_memory
) {
1102 LOG_ERROR("Target %s doesn't support read_memory", target_name(target
));
1105 return target
->type
->read_memory(target
, address
, size
, count
, buffer
);
1108 int target_read_phys_memory(struct target
*target
,
1109 target_addr_t address
, uint32_t size
, uint32_t count
, uint8_t *buffer
)
1111 if (!target_was_examined(target
)) {
1112 LOG_ERROR("Target not examined yet");
1115 if (!target
->type
->read_phys_memory
) {
1116 LOG_ERROR("Target %s doesn't support read_phys_memory", target_name(target
));
1119 return target
->type
->read_phys_memory(target
, address
, size
, count
, buffer
);
1122 int target_write_memory(struct target
*target
,
1123 target_addr_t address
, uint32_t size
, uint32_t count
, const uint8_t *buffer
)
1125 if (!target_was_examined(target
)) {
1126 LOG_ERROR("Target not examined yet");
1129 if (!target
->type
->write_memory
) {
1130 LOG_ERROR("Target %s doesn't support write_memory", target_name(target
));
1133 return target
->type
->write_memory(target
, address
, size
, count
, buffer
);
1136 int target_write_phys_memory(struct target
*target
,
1137 target_addr_t address
, uint32_t size
, uint32_t count
, const uint8_t *buffer
)
1139 if (!target_was_examined(target
)) {
1140 LOG_ERROR("Target not examined yet");
1143 if (!target
->type
->write_phys_memory
) {
1144 LOG_ERROR("Target %s doesn't support write_phys_memory", target_name(target
));
1147 return target
->type
->write_phys_memory(target
, address
, size
, count
, buffer
);
1150 int target_add_breakpoint(struct target
*target
,
1151 struct breakpoint
*breakpoint
)
1153 if ((target
->state
!= TARGET_HALTED
) && (breakpoint
->type
!= BKPT_HARD
)) {
1154 LOG_WARNING("target %s is not halted (add breakpoint)", target_name(target
));
1155 return ERROR_TARGET_NOT_HALTED
;
1157 return target
->type
->add_breakpoint(target
, breakpoint
);
1160 int target_add_context_breakpoint(struct target
*target
,
1161 struct breakpoint
*breakpoint
)
1163 if (target
->state
!= TARGET_HALTED
) {
1164 LOG_WARNING("target %s is not halted (add context breakpoint)", target_name(target
));
1165 return ERROR_TARGET_NOT_HALTED
;
1167 return target
->type
->add_context_breakpoint(target
, breakpoint
);
1170 int target_add_hybrid_breakpoint(struct target
*target
,
1171 struct breakpoint
*breakpoint
)
1173 if (target
->state
!= TARGET_HALTED
) {
1174 LOG_WARNING("target %s is not halted (add hybrid breakpoint)", target_name(target
));
1175 return ERROR_TARGET_NOT_HALTED
;
1177 return target
->type
->add_hybrid_breakpoint(target
, breakpoint
);
1180 int target_remove_breakpoint(struct target
*target
,
1181 struct breakpoint
*breakpoint
)
1183 return target
->type
->remove_breakpoint(target
, breakpoint
);
1186 int target_add_watchpoint(struct target
*target
,
1187 struct watchpoint
*watchpoint
)
1189 if (target
->state
!= TARGET_HALTED
) {
1190 LOG_WARNING("target %s is not halted (add watchpoint)", target_name(target
));
1191 return ERROR_TARGET_NOT_HALTED
;
1193 return target
->type
->add_watchpoint(target
, watchpoint
);
1195 int target_remove_watchpoint(struct target
*target
,
1196 struct watchpoint
*watchpoint
)
1198 return target
->type
->remove_watchpoint(target
, watchpoint
);
1200 int target_hit_watchpoint(struct target
*target
,
1201 struct watchpoint
**hit_watchpoint
)
1203 if (target
->state
!= TARGET_HALTED
) {
1204 LOG_WARNING("target %s is not halted (hit watchpoint)", target
->cmd_name
);
1205 return ERROR_TARGET_NOT_HALTED
;
1208 if (target
->type
->hit_watchpoint
== NULL
) {
1209 /* For backward compatible, if hit_watchpoint is not implemented,
1210 * return ERROR_FAIL such that gdb_server will not take the nonsense
1215 return target
->type
->hit_watchpoint(target
, hit_watchpoint
);
1218 const char *target_get_gdb_arch(struct target
*target
)
1220 if (target
->type
->get_gdb_arch
== NULL
)
1222 return target
->type
->get_gdb_arch(target
);
1225 int target_get_gdb_reg_list(struct target
*target
,
1226 struct reg
**reg_list
[], int *reg_list_size
,
1227 enum target_register_class reg_class
)
1229 int result
= target
->type
->get_gdb_reg_list(target
, reg_list
,
1230 reg_list_size
, reg_class
);
1231 if (result
!= ERROR_OK
) {
1238 int target_get_gdb_reg_list_noread(struct target
*target
,
1239 struct reg
**reg_list
[], int *reg_list_size
,
1240 enum target_register_class reg_class
)
1242 if (target
->type
->get_gdb_reg_list_noread
&&
1243 target
->type
->get_gdb_reg_list_noread(target
, reg_list
,
1244 reg_list_size
, reg_class
) == ERROR_OK
)
1246 return target_get_gdb_reg_list(target
, reg_list
, reg_list_size
, reg_class
);
1249 bool target_supports_gdb_connection(struct target
*target
)
1252 * based on current code, we can simply exclude all the targets that
1253 * don't provide get_gdb_reg_list; this could change with new targets.
1255 return !!target
->type
->get_gdb_reg_list
;
1258 int target_step(struct target
*target
,
1259 int current
, target_addr_t address
, int handle_breakpoints
)
1263 target_call_event_callbacks(target
, TARGET_EVENT_STEP_START
);
1265 retval
= target
->type
->step(target
, current
, address
, handle_breakpoints
);
1266 if (retval
!= ERROR_OK
)
1269 target_call_event_callbacks(target
, TARGET_EVENT_STEP_END
);
1274 int target_get_gdb_fileio_info(struct target
*target
, struct gdb_fileio_info
*fileio_info
)
1276 if (target
->state
!= TARGET_HALTED
) {
1277 LOG_WARNING("target %s is not halted (gdb fileio)", target
->cmd_name
);
1278 return ERROR_TARGET_NOT_HALTED
;
1280 return target
->type
->get_gdb_fileio_info(target
, fileio_info
);
1283 int target_gdb_fileio_end(struct target
*target
, int retcode
, int fileio_errno
, bool ctrl_c
)
1285 if (target
->state
!= TARGET_HALTED
) {
1286 LOG_WARNING("target %s is not halted (gdb fileio end)", target
->cmd_name
);
1287 return ERROR_TARGET_NOT_HALTED
;
1289 return target
->type
->gdb_fileio_end(target
, retcode
, fileio_errno
, ctrl_c
);
1292 target_addr_t
target_address_max(struct target
*target
)
1294 unsigned bits
= target_address_bits(target
);
1295 if (sizeof(target_addr_t
) * 8 == bits
)
1296 return (target_addr_t
) -1;
1298 return (((target_addr_t
) 1) << bits
) - 1;
1301 unsigned target_address_bits(struct target
*target
)
1303 if (target
->type
->address_bits
)
1304 return target
->type
->address_bits(target
);
1308 int target_profiling(struct target
*target
, uint32_t *samples
,
1309 uint32_t max_num_samples
, uint32_t *num_samples
, uint32_t seconds
)
1311 if (target
->state
!= TARGET_HALTED
) {
1312 LOG_WARNING("target %s is not halted (profiling)", target
->cmd_name
);
1313 return ERROR_TARGET_NOT_HALTED
;
1315 return target
->type
->profiling(target
, samples
, max_num_samples
,
1316 num_samples
, seconds
);
1320 * Reset the @c examined flag for the given target.
1321 * Pure paranoia -- targets are zeroed on allocation.
1323 static void target_reset_examined(struct target
*target
)
1325 target
->examined
= false;
1328 static int handle_target(void *priv
);
1330 static int target_init_one(struct command_context
*cmd_ctx
,
1331 struct target
*target
)
1333 target_reset_examined(target
);
1335 struct target_type
*type
= target
->type
;
1336 if (type
->examine
== NULL
)
1337 type
->examine
= default_examine
;
1339 if (type
->check_reset
== NULL
)
1340 type
->check_reset
= default_check_reset
;
1342 assert(type
->init_target
!= NULL
);
1344 int retval
= type
->init_target(cmd_ctx
, target
);
1345 if (ERROR_OK
!= retval
) {
1346 LOG_ERROR("target '%s' init failed", target_name(target
));
1350 /* Sanity-check MMU support ... stub in what we must, to help
1351 * implement it in stages, but warn if we need to do so.
1354 if (type
->virt2phys
== NULL
) {
1355 LOG_ERROR("type '%s' is missing virt2phys", type
->name
);
1356 type
->virt2phys
= identity_virt2phys
;
1359 /* Make sure no-MMU targets all behave the same: make no
1360 * distinction between physical and virtual addresses, and
1361 * ensure that virt2phys() is always an identity mapping.
1363 if (type
->write_phys_memory
|| type
->read_phys_memory
|| type
->virt2phys
)
1364 LOG_WARNING("type '%s' has bad MMU hooks", type
->name
);
1367 type
->write_phys_memory
= type
->write_memory
;
1368 type
->read_phys_memory
= type
->read_memory
;
1369 type
->virt2phys
= identity_virt2phys
;
1372 if (target
->type
->read_buffer
== NULL
)
1373 target
->type
->read_buffer
= target_read_buffer_default
;
1375 if (target
->type
->write_buffer
== NULL
)
1376 target
->type
->write_buffer
= target_write_buffer_default
;
1378 if (target
->type
->get_gdb_fileio_info
== NULL
)
1379 target
->type
->get_gdb_fileio_info
= target_get_gdb_fileio_info_default
;
1381 if (target
->type
->gdb_fileio_end
== NULL
)
1382 target
->type
->gdb_fileio_end
= target_gdb_fileio_end_default
;
1384 if (target
->type
->profiling
== NULL
)
1385 target
->type
->profiling
= target_profiling_default
;
1390 static int target_init(struct command_context
*cmd_ctx
)
1392 struct target
*target
;
1395 for (target
= all_targets
; target
; target
= target
->next
) {
1396 retval
= target_init_one(cmd_ctx
, target
);
1397 if (ERROR_OK
!= retval
)
1404 retval
= target_register_user_commands(cmd_ctx
);
1405 if (ERROR_OK
!= retval
)
1408 retval
= target_register_timer_callback(&handle_target
,
1409 polling_interval
, TARGET_TIMER_TYPE_PERIODIC
, cmd_ctx
->interp
);
1410 if (ERROR_OK
!= retval
)
1416 COMMAND_HANDLER(handle_target_init_command
)
1421 return ERROR_COMMAND_SYNTAX_ERROR
;
1423 static bool target_initialized
;
1424 if (target_initialized
) {
1425 LOG_INFO("'target init' has already been called");
1428 target_initialized
= true;
1430 retval
= command_run_line(CMD_CTX
, "init_targets");
1431 if (ERROR_OK
!= retval
)
1434 retval
= command_run_line(CMD_CTX
, "init_target_events");
1435 if (ERROR_OK
!= retval
)
1438 retval
= command_run_line(CMD_CTX
, "init_board");
1439 if (ERROR_OK
!= retval
)
1442 LOG_DEBUG("Initializing targets...");
1443 return target_init(CMD_CTX
);
1446 int target_register_event_callback(int (*callback
)(struct target
*target
,
1447 enum target_event event
, void *priv
), void *priv
)
1449 struct target_event_callback
**callbacks_p
= &target_event_callbacks
;
1451 if (callback
== NULL
)
1452 return ERROR_COMMAND_SYNTAX_ERROR
;
1455 while ((*callbacks_p
)->next
)
1456 callbacks_p
= &((*callbacks_p
)->next
);
1457 callbacks_p
= &((*callbacks_p
)->next
);
1460 (*callbacks_p
) = malloc(sizeof(struct target_event_callback
));
1461 (*callbacks_p
)->callback
= callback
;
1462 (*callbacks_p
)->priv
= priv
;
1463 (*callbacks_p
)->next
= NULL
;
1468 int target_register_reset_callback(int (*callback
)(struct target
*target
,
1469 enum target_reset_mode reset_mode
, void *priv
), void *priv
)
1471 struct target_reset_callback
*entry
;
1473 if (callback
== NULL
)
1474 return ERROR_COMMAND_SYNTAX_ERROR
;
1476 entry
= malloc(sizeof(struct target_reset_callback
));
1477 if (entry
== NULL
) {
1478 LOG_ERROR("error allocating buffer for reset callback entry");
1479 return ERROR_COMMAND_SYNTAX_ERROR
;
1482 entry
->callback
= callback
;
1484 list_add(&entry
->list
, &target_reset_callback_list
);
1490 int target_register_trace_callback(int (*callback
)(struct target
*target
,
1491 size_t len
, uint8_t *data
, void *priv
), void *priv
)
1493 struct target_trace_callback
*entry
;
1495 if (callback
== NULL
)
1496 return ERROR_COMMAND_SYNTAX_ERROR
;
1498 entry
= malloc(sizeof(struct target_trace_callback
));
1499 if (entry
== NULL
) {
1500 LOG_ERROR("error allocating buffer for trace callback entry");
1501 return ERROR_COMMAND_SYNTAX_ERROR
;
1504 entry
->callback
= callback
;
1506 list_add(&entry
->list
, &target_trace_callback_list
);
1512 int target_register_timer_callback(int (*callback
)(void *priv
),
1513 unsigned int time_ms
, enum target_timer_type type
, void *priv
)
1515 struct target_timer_callback
**callbacks_p
= &target_timer_callbacks
;
1517 if (callback
== NULL
)
1518 return ERROR_COMMAND_SYNTAX_ERROR
;
1521 while ((*callbacks_p
)->next
)
1522 callbacks_p
= &((*callbacks_p
)->next
);
1523 callbacks_p
= &((*callbacks_p
)->next
);
1526 (*callbacks_p
) = malloc(sizeof(struct target_timer_callback
));
1527 (*callbacks_p
)->callback
= callback
;
1528 (*callbacks_p
)->type
= type
;
1529 (*callbacks_p
)->time_ms
= time_ms
;
1530 (*callbacks_p
)->removed
= false;
1532 gettimeofday(&(*callbacks_p
)->when
, NULL
);
1533 timeval_add_time(&(*callbacks_p
)->when
, 0, time_ms
* 1000);
1535 (*callbacks_p
)->priv
= priv
;
1536 (*callbacks_p
)->next
= NULL
;
1541 int target_unregister_event_callback(int (*callback
)(struct target
*target
,
1542 enum target_event event
, void *priv
), void *priv
)
1544 struct target_event_callback
**p
= &target_event_callbacks
;
1545 struct target_event_callback
*c
= target_event_callbacks
;
1547 if (callback
== NULL
)
1548 return ERROR_COMMAND_SYNTAX_ERROR
;
1551 struct target_event_callback
*next
= c
->next
;
1552 if ((c
->callback
== callback
) && (c
->priv
== priv
)) {
1564 int target_unregister_reset_callback(int (*callback
)(struct target
*target
,
1565 enum target_reset_mode reset_mode
, void *priv
), void *priv
)
1567 struct target_reset_callback
*entry
;
1569 if (callback
== NULL
)
1570 return ERROR_COMMAND_SYNTAX_ERROR
;
1572 list_for_each_entry(entry
, &target_reset_callback_list
, list
) {
1573 if (entry
->callback
== callback
&& entry
->priv
== priv
) {
1574 list_del(&entry
->list
);
1583 int target_unregister_trace_callback(int (*callback
)(struct target
*target
,
1584 size_t len
, uint8_t *data
, void *priv
), void *priv
)
1586 struct target_trace_callback
*entry
;
1588 if (callback
== NULL
)
1589 return ERROR_COMMAND_SYNTAX_ERROR
;
1591 list_for_each_entry(entry
, &target_trace_callback_list
, list
) {
1592 if (entry
->callback
== callback
&& entry
->priv
== priv
) {
1593 list_del(&entry
->list
);
1602 int target_unregister_timer_callback(int (*callback
)(void *priv
), void *priv
)
1604 if (callback
== NULL
)
1605 return ERROR_COMMAND_SYNTAX_ERROR
;
1607 for (struct target_timer_callback
*c
= target_timer_callbacks
;
1609 if ((c
->callback
== callback
) && (c
->priv
== priv
)) {
1618 int target_call_event_callbacks(struct target
*target
, enum target_event event
)
1620 struct target_event_callback
*callback
= target_event_callbacks
;
1621 struct target_event_callback
*next_callback
;
1623 if (event
== TARGET_EVENT_HALTED
) {
1624 /* execute early halted first */
1625 target_call_event_callbacks(target
, TARGET_EVENT_GDB_HALT
);
1628 LOG_DEBUG("target event %i (%s) for core %s", event
,
1629 Jim_Nvp_value2name_simple(nvp_target_event
, event
)->name
,
1630 target_name(target
));
1632 target_handle_event(target
, event
);
1635 next_callback
= callback
->next
;
1636 callback
->callback(target
, event
, callback
->priv
);
1637 callback
= next_callback
;
1643 int target_call_reset_callbacks(struct target
*target
, enum target_reset_mode reset_mode
)
1645 struct target_reset_callback
*callback
;
1647 LOG_DEBUG("target reset %i (%s)", reset_mode
,
1648 Jim_Nvp_value2name_simple(nvp_reset_modes
, reset_mode
)->name
);
1650 list_for_each_entry(callback
, &target_reset_callback_list
, list
)
1651 callback
->callback(target
, reset_mode
, callback
->priv
);
1656 int target_call_trace_callbacks(struct target
*target
, size_t len
, uint8_t *data
)
1658 struct target_trace_callback
*callback
;
1660 list_for_each_entry(callback
, &target_trace_callback_list
, list
)
1661 callback
->callback(target
, len
, data
, callback
->priv
);
1666 static int target_timer_callback_periodic_restart(
1667 struct target_timer_callback
*cb
, struct timeval
*now
)
1670 timeval_add_time(&cb
->when
, 0, cb
->time_ms
* 1000L);
1674 static int target_call_timer_callback(struct target_timer_callback
*cb
,
1675 struct timeval
*now
)
1677 cb
->callback(cb
->priv
);
1679 if (cb
->type
== TARGET_TIMER_TYPE_PERIODIC
)
1680 return target_timer_callback_periodic_restart(cb
, now
);
1682 return target_unregister_timer_callback(cb
->callback
, cb
->priv
);
1685 static int target_call_timer_callbacks_check_time(int checktime
)
1687 static bool callback_processing
;
1689 /* Do not allow nesting */
1690 if (callback_processing
)
1693 callback_processing
= true;
1698 gettimeofday(&now
, NULL
);
1700 /* Store an address of the place containing a pointer to the
1701 * next item; initially, that's a standalone "root of the
1702 * list" variable. */
1703 struct target_timer_callback
**callback
= &target_timer_callbacks
;
1704 while (callback
&& *callback
) {
1705 if ((*callback
)->removed
) {
1706 struct target_timer_callback
*p
= *callback
;
1707 *callback
= (*callback
)->next
;
1712 bool call_it
= (*callback
)->callback
&&
1713 ((!checktime
&& (*callback
)->type
== TARGET_TIMER_TYPE_PERIODIC
) ||
1714 timeval_compare(&now
, &(*callback
)->when
) >= 0);
1717 target_call_timer_callback(*callback
, &now
);
1719 callback
= &(*callback
)->next
;
1722 callback_processing
= false;
1726 int target_call_timer_callbacks(void)
1728 return target_call_timer_callbacks_check_time(1);
1731 /* invoke periodic callbacks immediately */
1732 int target_call_timer_callbacks_now(void)
1734 return target_call_timer_callbacks_check_time(0);
1737 /* Prints the working area layout for debug purposes */
1738 static void print_wa_layout(struct target
*target
)
1740 struct working_area
*c
= target
->working_areas
;
1743 LOG_DEBUG("%c%c " TARGET_ADDR_FMT
"-" TARGET_ADDR_FMT
" (%" PRIu32
" bytes)",
1744 c
->backup
? 'b' : ' ', c
->free
? ' ' : '*',
1745 c
->address
, c
->address
+ c
->size
- 1, c
->size
);
1750 /* Reduce area to size bytes, create a new free area from the remaining bytes, if any. */
1751 static void target_split_working_area(struct working_area
*area
, uint32_t size
)
1753 assert(area
->free
); /* Shouldn't split an allocated area */
1754 assert(size
<= area
->size
); /* Caller should guarantee this */
1756 /* Split only if not already the right size */
1757 if (size
< area
->size
) {
1758 struct working_area
*new_wa
= malloc(sizeof(*new_wa
));
1763 new_wa
->next
= area
->next
;
1764 new_wa
->size
= area
->size
- size
;
1765 new_wa
->address
= area
->address
+ size
;
1766 new_wa
->backup
= NULL
;
1767 new_wa
->user
= NULL
;
1768 new_wa
->free
= true;
1770 area
->next
= new_wa
;
1773 /* If backup memory was allocated to this area, it has the wrong size
1774 * now so free it and it will be reallocated if/when needed */
1777 area
->backup
= NULL
;
1782 /* Merge all adjacent free areas into one */
1783 static void target_merge_working_areas(struct target
*target
)
1785 struct working_area
*c
= target
->working_areas
;
1787 while (c
&& c
->next
) {
1788 assert(c
->next
->address
== c
->address
+ c
->size
); /* This is an invariant */
1790 /* Find two adjacent free areas */
1791 if (c
->free
&& c
->next
->free
) {
1792 /* Merge the last into the first */
1793 c
->size
+= c
->next
->size
;
1795 /* Remove the last */
1796 struct working_area
*to_be_freed
= c
->next
;
1797 c
->next
= c
->next
->next
;
1798 if (to_be_freed
->backup
)
1799 free(to_be_freed
->backup
);
1802 /* If backup memory was allocated to the remaining area, it's has
1803 * the wrong size now */
1814 int target_alloc_working_area_try(struct target
*target
, uint32_t size
, struct working_area
**area
)
1816 /* Reevaluate working area address based on MMU state*/
1817 if (target
->working_areas
== NULL
) {
1821 retval
= target
->type
->mmu(target
, &enabled
);
1822 if (retval
!= ERROR_OK
)
1826 if (target
->working_area_phys_spec
) {
1827 LOG_DEBUG("MMU disabled, using physical "
1828 "address for working memory " TARGET_ADDR_FMT
,
1829 target
->working_area_phys
);
1830 target
->working_area
= target
->working_area_phys
;
1832 LOG_ERROR("No working memory available. "
1833 "Specify -work-area-phys to target.");
1834 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE
;
1837 if (target
->working_area_virt_spec
) {
1838 LOG_DEBUG("MMU enabled, using virtual "
1839 "address for working memory " TARGET_ADDR_FMT
,
1840 target
->working_area_virt
);
1841 target
->working_area
= target
->working_area_virt
;
1843 LOG_ERROR("No working memory available. "
1844 "Specify -work-area-virt to target.");
1845 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE
;
1849 /* Set up initial working area on first call */
1850 struct working_area
*new_wa
= malloc(sizeof(*new_wa
));
1852 new_wa
->next
= NULL
;
1853 new_wa
->size
= target
->working_area_size
& ~3UL; /* 4-byte align */
1854 new_wa
->address
= target
->working_area
;
1855 new_wa
->backup
= NULL
;
1856 new_wa
->user
= NULL
;
1857 new_wa
->free
= true;
1860 target
->working_areas
= new_wa
;
1863 /* only allocate multiples of 4 byte */
1865 size
= (size
+ 3) & (~3UL);
1867 struct working_area
*c
= target
->working_areas
;
1869 /* Find the first large enough working area */
1871 if (c
->free
&& c
->size
>= size
)
1877 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE
;
1879 /* Split the working area into the requested size */
1880 target_split_working_area(c
, size
);
1882 LOG_DEBUG("allocated new working area of %" PRIu32
" bytes at address " TARGET_ADDR_FMT
,
1885 if (target
->backup_working_area
) {
1886 if (c
->backup
== NULL
) {
1887 c
->backup
= malloc(c
->size
);
1888 if (c
->backup
== NULL
)
1892 int retval
= target_read_memory(target
, c
->address
, 4, c
->size
/ 4, c
->backup
);
1893 if (retval
!= ERROR_OK
)
1897 /* mark as used, and return the new (reused) area */
1904 print_wa_layout(target
);
1909 int target_alloc_working_area(struct target
*target
, uint32_t size
, struct working_area
**area
)
1913 retval
= target_alloc_working_area_try(target
, size
, area
);
1914 if (retval
== ERROR_TARGET_RESOURCE_NOT_AVAILABLE
)
1915 LOG_WARNING("not enough working area available(requested %"PRIu32
")", size
);
1920 static int target_restore_working_area(struct target
*target
, struct working_area
*area
)
1922 int retval
= ERROR_OK
;
1924 if (target
->backup_working_area
&& area
->backup
!= NULL
) {
1925 retval
= target_write_memory(target
, area
->address
, 4, area
->size
/ 4, area
->backup
);
1926 if (retval
!= ERROR_OK
)
1927 LOG_ERROR("failed to restore %" PRIu32
" bytes of working area at address " TARGET_ADDR_FMT
,
1928 area
->size
, area
->address
);
1934 /* Restore the area's backup memory, if any, and return the area to the allocation pool */
1935 static int target_free_working_area_restore(struct target
*target
, struct working_area
*area
, int restore
)
1937 int retval
= ERROR_OK
;
1943 retval
= target_restore_working_area(target
, area
);
1944 /* REVISIT: Perhaps the area should be freed even if restoring fails. */
1945 if (retval
!= ERROR_OK
)
1951 LOG_DEBUG("freed %" PRIu32
" bytes of working area at address " TARGET_ADDR_FMT
,
1952 area
->size
, area
->address
);
1954 /* mark user pointer invalid */
1955 /* TODO: Is this really safe? It points to some previous caller's memory.
1956 * How could we know that the area pointer is still in that place and not
1957 * some other vital data? What's the purpose of this, anyway? */
1961 target_merge_working_areas(target
);
1963 print_wa_layout(target
);
1968 int target_free_working_area(struct target
*target
, struct working_area
*area
)
1970 return target_free_working_area_restore(target
, area
, 1);
1973 /* free resources and restore memory, if restoring memory fails,
1974 * free up resources anyway
1976 static void target_free_all_working_areas_restore(struct target
*target
, int restore
)
1978 struct working_area
*c
= target
->working_areas
;
1980 LOG_DEBUG("freeing all working areas");
1982 /* Loop through all areas, restoring the allocated ones and marking them as free */
1986 target_restore_working_area(target
, c
);
1988 *c
->user
= NULL
; /* Same as above */
1994 /* Run a merge pass to combine all areas into one */
1995 target_merge_working_areas(target
);
1997 print_wa_layout(target
);
2000 void target_free_all_working_areas(struct target
*target
)
2002 target_free_all_working_areas_restore(target
, 1);
2004 /* Now we have none or only one working area marked as free */
2005 if (target
->working_areas
) {
2006 /* Free the last one to allow on-the-fly moving and resizing */
2007 free(target
->working_areas
->backup
);
2008 free(target
->working_areas
);
2009 target
->working_areas
= NULL
;
2013 /* Find the largest number of bytes that can be allocated */
2014 uint32_t target_get_working_area_avail(struct target
*target
)
2016 struct working_area
*c
= target
->working_areas
;
2017 uint32_t max_size
= 0;
2020 return target
->working_area_size
;
2023 if (c
->free
&& max_size
< c
->size
)
2032 static void target_destroy(struct target
*target
)
2034 if (target
->type
->deinit_target
)
2035 target
->type
->deinit_target(target
);
2037 if (target
->semihosting
)
2038 free(target
->semihosting
);
2040 jtag_unregister_event_callback(jtag_enable_callback
, target
);
2042 struct target_event_action
*teap
= target
->event_action
;
2044 struct target_event_action
*next
= teap
->next
;
2045 Jim_DecrRefCount(teap
->interp
, teap
->body
);
2050 target_free_all_working_areas(target
);
2052 /* release the targets SMP list */
2054 struct target_list
*head
= target
->head
;
2055 while (head
!= NULL
) {
2056 struct target_list
*pos
= head
->next
;
2057 head
->target
->smp
= 0;
2064 rtos_destroy(target
);
2066 free(target
->gdb_port_override
);
2068 free(target
->trace_info
);
2069 free(target
->fileio_info
);
2070 free(target
->cmd_name
);
2074 void target_quit(void)
2076 struct target_event_callback
*pe
= target_event_callbacks
;
2078 struct target_event_callback
*t
= pe
->next
;
2082 target_event_callbacks
= NULL
;
2084 struct target_timer_callback
*pt
= target_timer_callbacks
;
2086 struct target_timer_callback
*t
= pt
->next
;
2090 target_timer_callbacks
= NULL
;
2092 for (struct target
*target
= all_targets
; target
;) {
2096 target_destroy(target
);
2103 int target_arch_state(struct target
*target
)
2106 if (target
== NULL
) {
2107 LOG_WARNING("No target has been configured");
2111 if (target
->state
!= TARGET_HALTED
)
2114 retval
= target
->type
->arch_state(target
);
2118 static int target_get_gdb_fileio_info_default(struct target
*target
,
2119 struct gdb_fileio_info
*fileio_info
)
2121 /* If target does not support semi-hosting function, target
2122 has no need to provide .get_gdb_fileio_info callback.
2123 It just return ERROR_FAIL and gdb_server will return "Txx"
2124 as target halted every time. */
2128 static int target_gdb_fileio_end_default(struct target
*target
,
2129 int retcode
, int fileio_errno
, bool ctrl_c
)
2134 static int target_profiling_default(struct target
*target
, uint32_t *samples
,
2135 uint32_t max_num_samples
, uint32_t *num_samples
, uint32_t seconds
)
2137 struct timeval timeout
, now
;
2139 gettimeofday(&timeout
, NULL
);
2140 timeval_add_time(&timeout
, seconds
, 0);
2142 LOG_INFO("Starting profiling. Halting and resuming the"
2143 " target as often as we can...");
2145 uint32_t sample_count
= 0;
2146 /* hopefully it is safe to cache! We want to stop/restart as quickly as possible. */
2147 struct reg
*reg
= register_get_by_name(target
->reg_cache
, "pc", 1);
2149 int retval
= ERROR_OK
;
2151 target_poll(target
);
2152 if (target
->state
== TARGET_HALTED
) {
2153 uint32_t t
= buf_get_u32(reg
->value
, 0, 32);
2154 samples
[sample_count
++] = t
;
2155 /* current pc, addr = 0, do not handle breakpoints, not debugging */
2156 retval
= target_resume(target
, 1, 0, 0, 0);
2157 target_poll(target
);
2158 alive_sleep(10); /* sleep 10ms, i.e. <100 samples/second. */
2159 } else if (target
->state
== TARGET_RUNNING
) {
2160 /* We want to quickly sample the PC. */
2161 retval
= target_halt(target
);
2163 LOG_INFO("Target not halted or running");
2168 if (retval
!= ERROR_OK
)
2171 gettimeofday(&now
, NULL
);
2172 if ((sample_count
>= max_num_samples
) || timeval_compare(&now
, &timeout
) >= 0) {
2173 LOG_INFO("Profiling completed. %" PRIu32
" samples.", sample_count
);
2178 *num_samples
= sample_count
;
2182 /* Single aligned words are guaranteed to use 16 or 32 bit access
2183 * mode respectively, otherwise data is handled as quickly as
2186 int target_write_buffer(struct target
*target
, target_addr_t address
, uint32_t size
, const uint8_t *buffer
)
2188 LOG_DEBUG("writing buffer of %" PRIi32
" byte at " TARGET_ADDR_FMT
,
2191 if (!target_was_examined(target
)) {
2192 LOG_ERROR("Target not examined yet");
2199 if ((address
+ size
- 1) < address
) {
2200 /* GDB can request this when e.g. PC is 0xfffffffc */
2201 LOG_ERROR("address + size wrapped (" TARGET_ADDR_FMT
", 0x%08" PRIx32
")",
2207 return target
->type
->write_buffer(target
, address
, size
, buffer
);
2210 static int target_write_buffer_default(struct target
*target
,
2211 target_addr_t address
, uint32_t count
, const uint8_t *buffer
)
2215 /* Align up to maximum 4 bytes. The loop condition makes sure the next pass
2216 * will have something to do with the size we leave to it. */
2217 for (size
= 1; size
< 4 && count
>= size
* 2 + (address
& size
); size
*= 2) {
2218 if (address
& size
) {
2219 int retval
= target_write_memory(target
, address
, size
, 1, buffer
);
2220 if (retval
!= ERROR_OK
)
2228 /* Write the data with as large access size as possible. */
2229 for (; size
> 0; size
/= 2) {
2230 uint32_t aligned
= count
- count
% size
;
2232 int retval
= target_write_memory(target
, address
, size
, aligned
/ size
, buffer
);
2233 if (retval
!= ERROR_OK
)
2244 /* Single aligned words are guaranteed to use 16 or 32 bit access
2245 * mode respectively, otherwise data is handled as quickly as
2248 int target_read_buffer(struct target
*target
, target_addr_t address
, uint32_t size
, uint8_t *buffer
)
2250 LOG_DEBUG("reading buffer of %" PRIi32
" byte at " TARGET_ADDR_FMT
,
2253 if (!target_was_examined(target
)) {
2254 LOG_ERROR("Target not examined yet");
2261 if ((address
+ size
- 1) < address
) {
2262 /* GDB can request this when e.g. PC is 0xfffffffc */
2263 LOG_ERROR("address + size wrapped (" TARGET_ADDR_FMT
", 0x%08" PRIx32
")",
2269 return target
->type
->read_buffer(target
, address
, size
, buffer
);
2272 static int target_read_buffer_default(struct target
*target
, target_addr_t address
, uint32_t count
, uint8_t *buffer
)
2276 /* Align up to maximum 4 bytes. The loop condition makes sure the next pass
2277 * will have something to do with the size we leave to it. */
2278 for (size
= 1; size
< 4 && count
>= size
* 2 + (address
& size
); size
*= 2) {
2279 if (address
& size
) {
2280 int retval
= target_read_memory(target
, address
, size
, 1, buffer
);
2281 if (retval
!= ERROR_OK
)
2289 /* Read the data with as large access size as possible. */
2290 for (; size
> 0; size
/= 2) {
2291 uint32_t aligned
= count
- count
% size
;
2293 int retval
= target_read_memory(target
, address
, size
, aligned
/ size
, buffer
);
2294 if (retval
!= ERROR_OK
)
2305 int target_checksum_memory(struct target
*target
, target_addr_t address
, uint32_t size
, uint32_t *crc
)
2310 uint32_t checksum
= 0;
2311 if (!target_was_examined(target
)) {
2312 LOG_ERROR("Target not examined yet");
2316 retval
= target
->type
->checksum_memory(target
, address
, size
, &checksum
);
2317 if (retval
!= ERROR_OK
) {
2318 buffer
= malloc(size
);
2319 if (buffer
== NULL
) {
2320 LOG_ERROR("error allocating buffer for section (%" PRId32
" bytes)", size
);
2321 return ERROR_COMMAND_SYNTAX_ERROR
;
2323 retval
= target_read_buffer(target
, address
, size
, buffer
);
2324 if (retval
!= ERROR_OK
) {
2329 /* convert to target endianness */
2330 for (i
= 0; i
< (size
/sizeof(uint32_t)); i
++) {
2331 uint32_t target_data
;
2332 target_data
= target_buffer_get_u32(target
, &buffer
[i
*sizeof(uint32_t)]);
2333 target_buffer_set_u32(target
, &buffer
[i
*sizeof(uint32_t)], target_data
);
2336 retval
= image_calculate_checksum(buffer
, size
, &checksum
);
2345 int target_blank_check_memory(struct target
*target
,
2346 struct target_memory_check_block
*blocks
, int num_blocks
,
2347 uint8_t erased_value
)
2349 if (!target_was_examined(target
)) {
2350 LOG_ERROR("Target not examined yet");
2354 if (target
->type
->blank_check_memory
== NULL
)
2355 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE
;
2357 return target
->type
->blank_check_memory(target
, blocks
, num_blocks
, erased_value
);
2360 int target_read_u64(struct target
*target
, target_addr_t address
, uint64_t *value
)
2362 uint8_t value_buf
[8];
2363 if (!target_was_examined(target
)) {
2364 LOG_ERROR("Target not examined yet");
2368 int retval
= target_read_memory(target
, address
, 8, 1, value_buf
);
2370 if (retval
== ERROR_OK
) {
2371 *value
= target_buffer_get_u64(target
, value_buf
);
2372 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%16.16" PRIx64
"",
2377 LOG_DEBUG("address: " TARGET_ADDR_FMT
" failed",
2384 int target_read_u32(struct target
*target
, target_addr_t address
, uint32_t *value
)
2386 uint8_t value_buf
[4];
2387 if (!target_was_examined(target
)) {
2388 LOG_ERROR("Target not examined yet");
2392 int retval
= target_read_memory(target
, address
, 4, 1, value_buf
);
2394 if (retval
== ERROR_OK
) {
2395 *value
= target_buffer_get_u32(target
, value_buf
);
2396 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%8.8" PRIx32
"",
2401 LOG_DEBUG("address: " TARGET_ADDR_FMT
" failed",
2408 int target_read_u16(struct target
*target
, target_addr_t address
, uint16_t *value
)
2410 uint8_t value_buf
[2];
2411 if (!target_was_examined(target
)) {
2412 LOG_ERROR("Target not examined yet");
2416 int retval
= target_read_memory(target
, address
, 2, 1, value_buf
);
2418 if (retval
== ERROR_OK
) {
2419 *value
= target_buffer_get_u16(target
, value_buf
);
2420 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%4.4" PRIx16
,
2425 LOG_DEBUG("address: " TARGET_ADDR_FMT
" failed",
2432 int target_read_u8(struct target
*target
, target_addr_t address
, uint8_t *value
)
2434 if (!target_was_examined(target
)) {
2435 LOG_ERROR("Target not examined yet");
2439 int retval
= target_read_memory(target
, address
, 1, 1, value
);
2441 if (retval
== ERROR_OK
) {
2442 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%2.2" PRIx8
,
2447 LOG_DEBUG("address: " TARGET_ADDR_FMT
" failed",
2454 int target_write_u64(struct target
*target
, target_addr_t address
, uint64_t value
)
2457 uint8_t value_buf
[8];
2458 if (!target_was_examined(target
)) {
2459 LOG_ERROR("Target not examined yet");
2463 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%16.16" PRIx64
"",
2467 target_buffer_set_u64(target
, value_buf
, value
);
2468 retval
= target_write_memory(target
, address
, 8, 1, value_buf
);
2469 if (retval
!= ERROR_OK
)
2470 LOG_DEBUG("failed: %i", retval
);
2475 int target_write_u32(struct target
*target
, target_addr_t address
, uint32_t value
)
2478 uint8_t value_buf
[4];
2479 if (!target_was_examined(target
)) {
2480 LOG_ERROR("Target not examined yet");
2484 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%8.8" PRIx32
"",
2488 target_buffer_set_u32(target
, value_buf
, value
);
2489 retval
= target_write_memory(target
, address
, 4, 1, value_buf
);
2490 if (retval
!= ERROR_OK
)
2491 LOG_DEBUG("failed: %i", retval
);
2496 int target_write_u16(struct target
*target
, target_addr_t address
, uint16_t value
)
2499 uint8_t value_buf
[2];
2500 if (!target_was_examined(target
)) {
2501 LOG_ERROR("Target not examined yet");
2505 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%8.8" PRIx16
,
2509 target_buffer_set_u16(target
, value_buf
, value
);
2510 retval
= target_write_memory(target
, address
, 2, 1, value_buf
);
2511 if (retval
!= ERROR_OK
)
2512 LOG_DEBUG("failed: %i", retval
);
2517 int target_write_u8(struct target
*target
, target_addr_t address
, uint8_t value
)
2520 if (!target_was_examined(target
)) {
2521 LOG_ERROR("Target not examined yet");
2525 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%2.2" PRIx8
,
2528 retval
= target_write_memory(target
, address
, 1, 1, &value
);
2529 if (retval
!= ERROR_OK
)
2530 LOG_DEBUG("failed: %i", retval
);
2535 int target_write_phys_u64(struct target
*target
, target_addr_t address
, uint64_t value
)
2538 uint8_t value_buf
[8];
2539 if (!target_was_examined(target
)) {
2540 LOG_ERROR("Target not examined yet");
2544 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%16.16" PRIx64
"",
2548 target_buffer_set_u64(target
, value_buf
, value
);
2549 retval
= target_write_phys_memory(target
, address
, 8, 1, value_buf
);
2550 if (retval
!= ERROR_OK
)
2551 LOG_DEBUG("failed: %i", retval
);
2556 int target_write_phys_u32(struct target
*target
, target_addr_t address
, uint32_t value
)
2559 uint8_t value_buf
[4];
2560 if (!target_was_examined(target
)) {
2561 LOG_ERROR("Target not examined yet");
2565 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%8.8" PRIx32
"",
2569 target_buffer_set_u32(target
, value_buf
, value
);
2570 retval
= target_write_phys_memory(target
, address
, 4, 1, value_buf
);
2571 if (retval
!= ERROR_OK
)
2572 LOG_DEBUG("failed: %i", retval
);
2577 int target_write_phys_u16(struct target
*target
, target_addr_t address
, uint16_t value
)
2580 uint8_t value_buf
[2];
2581 if (!target_was_examined(target
)) {
2582 LOG_ERROR("Target not examined yet");
2586 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%8.8" PRIx16
,
2590 target_buffer_set_u16(target
, value_buf
, value
);
2591 retval
= target_write_phys_memory(target
, address
, 2, 1, value_buf
);
2592 if (retval
!= ERROR_OK
)
2593 LOG_DEBUG("failed: %i", retval
);
2598 int target_write_phys_u8(struct target
*target
, target_addr_t address
, uint8_t value
)
2601 if (!target_was_examined(target
)) {
2602 LOG_ERROR("Target not examined yet");
2606 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%2.2" PRIx8
,
2609 retval
= target_write_phys_memory(target
, address
, 1, 1, &value
);
2610 if (retval
!= ERROR_OK
)
2611 LOG_DEBUG("failed: %i", retval
);
2616 static int find_target(struct command_invocation
*cmd
, const char *name
)
2618 struct target
*target
= get_target(name
);
2619 if (target
== NULL
) {
2620 command_print(cmd
, "Target: %s is unknown, try one of:\n", name
);
2623 if (!target
->tap
->enabled
) {
2624 command_print(cmd
, "Target: TAP %s is disabled, "
2625 "can't be the current target\n",
2626 target
->tap
->dotted_name
);
2630 cmd
->ctx
->current_target
= target
;
2631 if (cmd
->ctx
->current_target_override
)
2632 cmd
->ctx
->current_target_override
= target
;
2638 COMMAND_HANDLER(handle_targets_command
)
2640 int retval
= ERROR_OK
;
2641 if (CMD_ARGC
== 1) {
2642 retval
= find_target(CMD
, CMD_ARGV
[0]);
2643 if (retval
== ERROR_OK
) {
2649 struct target
*target
= all_targets
;
2650 command_print(CMD
, " TargetName Type Endian TapName State ");
2651 command_print(CMD
, "-- ------------------ ---------- ------ ------------------ ------------");
2656 if (target
->tap
->enabled
)
2657 state
= target_state_name(target
);
2659 state
= "tap-disabled";
2661 if (CMD_CTX
->current_target
== target
)
2664 /* keep columns lined up to match the headers above */
2666 "%2d%c %-18s %-10s %-6s %-18s %s",
2667 target
->target_number
,
2669 target_name(target
),
2670 target_type_name(target
),
2671 Jim_Nvp_value2name_simple(nvp_target_endian
,
2672 target
->endianness
)->name
,
2673 target
->tap
->dotted_name
,
2675 target
= target
->next
;
2681 /* every 300ms we check for reset & powerdropout and issue a "reset halt" if so. */
2683 static int powerDropout
;
2684 static int srstAsserted
;
2686 static int runPowerRestore
;
2687 static int runPowerDropout
;
2688 static int runSrstAsserted
;
2689 static int runSrstDeasserted
;
2691 static int sense_handler(void)
2693 static int prevSrstAsserted
;
2694 static int prevPowerdropout
;
2696 int retval
= jtag_power_dropout(&powerDropout
);
2697 if (retval
!= ERROR_OK
)
2701 powerRestored
= prevPowerdropout
&& !powerDropout
;
2703 runPowerRestore
= 1;
2705 int64_t current
= timeval_ms();
2706 static int64_t lastPower
;
2707 bool waitMore
= lastPower
+ 2000 > current
;
2708 if (powerDropout
&& !waitMore
) {
2709 runPowerDropout
= 1;
2710 lastPower
= current
;
2713 retval
= jtag_srst_asserted(&srstAsserted
);
2714 if (retval
!= ERROR_OK
)
2718 srstDeasserted
= prevSrstAsserted
&& !srstAsserted
;
2720 static int64_t lastSrst
;
2721 waitMore
= lastSrst
+ 2000 > current
;
2722 if (srstDeasserted
&& !waitMore
) {
2723 runSrstDeasserted
= 1;
2727 if (!prevSrstAsserted
&& srstAsserted
)
2728 runSrstAsserted
= 1;
2730 prevSrstAsserted
= srstAsserted
;
2731 prevPowerdropout
= powerDropout
;
2733 if (srstDeasserted
|| powerRestored
) {
2734 /* Other than logging the event we can't do anything here.
2735 * Issuing a reset is a particularly bad idea as we might
2736 * be inside a reset already.
2743 /* process target state changes */
2744 static int handle_target(void *priv
)
2746 Jim_Interp
*interp
= (Jim_Interp
*)priv
;
2747 int retval
= ERROR_OK
;
2749 if (!is_jtag_poll_safe()) {
2750 /* polling is disabled currently */
2754 /* we do not want to recurse here... */
2755 static int recursive
;
2759 /* danger! running these procedures can trigger srst assertions and power dropouts.
2760 * We need to avoid an infinite loop/recursion here and we do that by
2761 * clearing the flags after running these events.
2763 int did_something
= 0;
2764 if (runSrstAsserted
) {
2765 LOG_INFO("srst asserted detected, running srst_asserted proc.");
2766 Jim_Eval(interp
, "srst_asserted");
2769 if (runSrstDeasserted
) {
2770 Jim_Eval(interp
, "srst_deasserted");
2773 if (runPowerDropout
) {
2774 LOG_INFO("Power dropout detected, running power_dropout proc.");
2775 Jim_Eval(interp
, "power_dropout");
2778 if (runPowerRestore
) {
2779 Jim_Eval(interp
, "power_restore");
2783 if (did_something
) {
2784 /* clear detect flags */
2788 /* clear action flags */
2790 runSrstAsserted
= 0;
2791 runSrstDeasserted
= 0;
2792 runPowerRestore
= 0;
2793 runPowerDropout
= 0;
2798 /* Poll targets for state changes unless that's globally disabled.
2799 * Skip targets that are currently disabled.
2801 for (struct target
*target
= all_targets
;
2802 is_jtag_poll_safe() && target
;
2803 target
= target
->next
) {
2805 if (!target_was_examined(target
))
2808 if (!target
->tap
->enabled
)
2811 if (target
->backoff
.times
> target
->backoff
.count
) {
2812 /* do not poll this time as we failed previously */
2813 target
->backoff
.count
++;
2816 target
->backoff
.count
= 0;
2818 /* only poll target if we've got power and srst isn't asserted */
2819 if (!powerDropout
&& !srstAsserted
) {
2820 /* polling may fail silently until the target has been examined */
2821 retval
= target_poll(target
);
2822 if (retval
!= ERROR_OK
) {
2823 /* 100ms polling interval. Increase interval between polling up to 5000ms */
2824 if (target
->backoff
.times
* polling_interval
< 5000) {
2825 target
->backoff
.times
*= 2;
2826 target
->backoff
.times
++;
2829 /* Tell GDB to halt the debugger. This allows the user to
2830 * run monitor commands to handle the situation.
2832 target_call_event_callbacks(target
, TARGET_EVENT_GDB_HALT
);
2834 if (target
->backoff
.times
> 0) {
2835 LOG_USER("Polling target %s failed, trying to reexamine", target_name(target
));
2836 target_reset_examined(target
);
2837 retval
= target_examine_one(target
);
2838 /* Target examination could have failed due to unstable connection,
2839 * but we set the examined flag anyway to repoll it later */
2840 if (retval
!= ERROR_OK
) {
2841 target
->examined
= true;
2842 LOG_USER("Examination failed, GDB will be halted. Polling again in %dms",
2843 target
->backoff
.times
* polling_interval
);
2848 /* Since we succeeded, we reset backoff count */
2849 target
->backoff
.times
= 0;
2856 COMMAND_HANDLER(handle_reg_command
)
2858 struct target
*target
;
2859 struct reg
*reg
= NULL
;
2865 target
= get_current_target(CMD_CTX
);
2867 /* list all available registers for the current target */
2868 if (CMD_ARGC
== 0) {
2869 struct reg_cache
*cache
= target
->reg_cache
;
2875 command_print(CMD
, "===== %s", cache
->name
);
2877 for (i
= 0, reg
= cache
->reg_list
;
2878 i
< cache
->num_regs
;
2879 i
++, reg
++, count
++) {
2880 if (reg
->exist
== false)
2882 /* only print cached values if they are valid */
2884 value
= buf_to_str(reg
->value
,
2887 "(%i) %s (/%" PRIu32
"): 0x%s%s",
2895 command_print(CMD
, "(%i) %s (/%" PRIu32
")",
2900 cache
= cache
->next
;
2906 /* access a single register by its ordinal number */
2907 if ((CMD_ARGV
[0][0] >= '0') && (CMD_ARGV
[0][0] <= '9')) {
2909 COMMAND_PARSE_NUMBER(uint
, CMD_ARGV
[0], num
);
2911 struct reg_cache
*cache
= target
->reg_cache
;
2915 for (i
= 0; i
< cache
->num_regs
; i
++) {
2916 if (count
++ == num
) {
2917 reg
= &cache
->reg_list
[i
];
2923 cache
= cache
->next
;
2927 command_print(CMD
, "%i is out of bounds, the current target "
2928 "has only %i registers (0 - %i)", num
, count
, count
- 1);
2932 /* access a single register by its name */
2933 reg
= register_get_by_name(target
->reg_cache
, CMD_ARGV
[0], 1);
2939 assert(reg
!= NULL
); /* give clang a hint that we *know* reg is != NULL here */
2944 /* display a register */
2945 if ((CMD_ARGC
== 1) || ((CMD_ARGC
== 2) && !((CMD_ARGV
[1][0] >= '0')
2946 && (CMD_ARGV
[1][0] <= '9')))) {
2947 if ((CMD_ARGC
== 2) && (strcmp(CMD_ARGV
[1], "force") == 0))
2950 if (reg
->valid
== 0)
2951 reg
->type
->get(reg
);
2952 value
= buf_to_str(reg
->value
, reg
->size
, 16);
2953 command_print(CMD
, "%s (/%i): 0x%s", reg
->name
, (int)(reg
->size
), value
);
2958 /* set register value */
2959 if (CMD_ARGC
== 2) {
2960 uint8_t *buf
= malloc(DIV_ROUND_UP(reg
->size
, 8));
2963 str_to_buf(CMD_ARGV
[1], strlen(CMD_ARGV
[1]), buf
, reg
->size
, 0);
2965 reg
->type
->set(reg
, buf
);
2967 value
= buf_to_str(reg
->value
, reg
->size
, 16);
2968 command_print(CMD
, "%s (/%i): 0x%s", reg
->name
, (int)(reg
->size
), value
);
2976 return ERROR_COMMAND_SYNTAX_ERROR
;
2979 command_print(CMD
, "register %s not found in current target", CMD_ARGV
[0]);
2983 COMMAND_HANDLER(handle_poll_command
)
2985 int retval
= ERROR_OK
;
2986 struct target
*target
= get_current_target(CMD_CTX
);
2988 if (CMD_ARGC
== 0) {
2989 command_print(CMD
, "background polling: %s",
2990 jtag_poll_get_enabled() ? "on" : "off");
2991 command_print(CMD
, "TAP: %s (%s)",
2992 target
->tap
->dotted_name
,
2993 target
->tap
->enabled
? "enabled" : "disabled");
2994 if (!target
->tap
->enabled
)
2996 retval
= target_poll(target
);
2997 if (retval
!= ERROR_OK
)
2999 retval
= target_arch_state(target
);
3000 if (retval
!= ERROR_OK
)
3002 } else if (CMD_ARGC
== 1) {
3004 COMMAND_PARSE_ON_OFF(CMD_ARGV
[0], enable
);
3005 jtag_poll_set_enabled(enable
);
3007 return ERROR_COMMAND_SYNTAX_ERROR
;
3012 COMMAND_HANDLER(handle_wait_halt_command
)
3015 return ERROR_COMMAND_SYNTAX_ERROR
;
3017 unsigned ms
= DEFAULT_HALT_TIMEOUT
;
3018 if (1 == CMD_ARGC
) {
3019 int retval
= parse_uint(CMD_ARGV
[0], &ms
);
3020 if (ERROR_OK
!= retval
)
3021 return ERROR_COMMAND_SYNTAX_ERROR
;
3024 struct target
*target
= get_current_target(CMD_CTX
);
3025 return target_wait_state(target
, TARGET_HALTED
, ms
);
3028 /* wait for target state to change. The trick here is to have a low
3029 * latency for short waits and not to suck up all the CPU time
3032 * After 500ms, keep_alive() is invoked
3034 int target_wait_state(struct target
*target
, enum target_state state
, int ms
)
3037 int64_t then
= 0, cur
;
3041 retval
= target_poll(target
);
3042 if (retval
!= ERROR_OK
)
3044 if (target
->state
== state
)
3049 then
= timeval_ms();
3050 LOG_DEBUG("waiting for target %s...",
3051 Jim_Nvp_value2name_simple(nvp_target_state
, state
)->name
);
3057 if ((cur
-then
) > ms
) {
3058 LOG_ERROR("timed out while waiting for target %s",
3059 Jim_Nvp_value2name_simple(nvp_target_state
, state
)->name
);
3067 COMMAND_HANDLER(handle_halt_command
)
3071 struct target
*target
= get_current_target(CMD_CTX
);
3073 target
->verbose_halt_msg
= true;
3075 int retval
= target_halt(target
);
3076 if (ERROR_OK
!= retval
)
3079 if (CMD_ARGC
== 1) {
3080 unsigned wait_local
;
3081 retval
= parse_uint(CMD_ARGV
[0], &wait_local
);
3082 if (ERROR_OK
!= retval
)
3083 return ERROR_COMMAND_SYNTAX_ERROR
;
3088 return CALL_COMMAND_HANDLER(handle_wait_halt_command
);
3091 COMMAND_HANDLER(handle_soft_reset_halt_command
)
3093 struct target
*target
= get_current_target(CMD_CTX
);
3095 LOG_USER("requesting target halt and executing a soft reset");
3097 target_soft_reset_halt(target
);
3102 COMMAND_HANDLER(handle_reset_command
)
3105 return ERROR_COMMAND_SYNTAX_ERROR
;
3107 enum target_reset_mode reset_mode
= RESET_RUN
;
3108 if (CMD_ARGC
== 1) {
3110 n
= Jim_Nvp_name2value_simple(nvp_reset_modes
, CMD_ARGV
[0]);
3111 if ((n
->name
== NULL
) || (n
->value
== RESET_UNKNOWN
))
3112 return ERROR_COMMAND_SYNTAX_ERROR
;
3113 reset_mode
= n
->value
;
3116 /* reset *all* targets */
3117 return target_process_reset(CMD
, reset_mode
);
3121 COMMAND_HANDLER(handle_resume_command
)
3125 return ERROR_COMMAND_SYNTAX_ERROR
;
3127 struct target
*target
= get_current_target(CMD_CTX
);
3129 /* with no CMD_ARGV, resume from current pc, addr = 0,
3130 * with one arguments, addr = CMD_ARGV[0],
3131 * handle breakpoints, not debugging */
3132 target_addr_t addr
= 0;
3133 if (CMD_ARGC
== 1) {
3134 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], addr
);
3138 return target_resume(target
, current
, addr
, 1, 0);
3141 COMMAND_HANDLER(handle_step_command
)
3144 return ERROR_COMMAND_SYNTAX_ERROR
;
3148 /* with no CMD_ARGV, step from current pc, addr = 0,
3149 * with one argument addr = CMD_ARGV[0],
3150 * handle breakpoints, debugging */
3151 target_addr_t addr
= 0;
3153 if (CMD_ARGC
== 1) {
3154 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], addr
);
3158 struct target
*target
= get_current_target(CMD_CTX
);
3160 return target_step(target
, current_pc
, addr
, 1);
3163 void target_handle_md_output(struct command_invocation
*cmd
,
3164 struct target
*target
, target_addr_t address
, unsigned size
,
3165 unsigned count
, const uint8_t *buffer
)
3167 const unsigned line_bytecnt
= 32;
3168 unsigned line_modulo
= line_bytecnt
/ size
;
3170 char output
[line_bytecnt
* 4 + 1];
3171 unsigned output_len
= 0;
3173 const char *value_fmt
;
3176 value_fmt
= "%16.16"PRIx64
" ";
3179 value_fmt
= "%8.8"PRIx64
" ";
3182 value_fmt
= "%4.4"PRIx64
" ";
3185 value_fmt
= "%2.2"PRIx64
" ";
3188 /* "can't happen", caller checked */
3189 LOG_ERROR("invalid memory read size: %u", size
);
3193 for (unsigned i
= 0; i
< count
; i
++) {
3194 if (i
% line_modulo
== 0) {
3195 output_len
+= snprintf(output
+ output_len
,
3196 sizeof(output
) - output_len
,
3197 TARGET_ADDR_FMT
": ",
3198 (address
+ (i
* size
)));
3202 const uint8_t *value_ptr
= buffer
+ i
* size
;
3205 value
= target_buffer_get_u64(target
, value_ptr
);
3208 value
= target_buffer_get_u32(target
, value_ptr
);
3211 value
= target_buffer_get_u16(target
, value_ptr
);
3216 output_len
+= snprintf(output
+ output_len
,
3217 sizeof(output
) - output_len
,
3220 if ((i
% line_modulo
== line_modulo
- 1) || (i
== count
- 1)) {
3221 command_print(cmd
, "%s", output
);
3227 COMMAND_HANDLER(handle_md_command
)
3230 return ERROR_COMMAND_SYNTAX_ERROR
;
3233 switch (CMD_NAME
[2]) {
3247 return ERROR_COMMAND_SYNTAX_ERROR
;
3250 bool physical
= strcmp(CMD_ARGV
[0], "phys") == 0;
3251 int (*fn
)(struct target
*target
,
3252 target_addr_t address
, uint32_t size_value
, uint32_t count
, uint8_t *buffer
);
3256 fn
= target_read_phys_memory
;
3258 fn
= target_read_memory
;
3259 if ((CMD_ARGC
< 1) || (CMD_ARGC
> 2))
3260 return ERROR_COMMAND_SYNTAX_ERROR
;
3262 target_addr_t address
;
3263 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], address
);
3267 COMMAND_PARSE_NUMBER(uint
, CMD_ARGV
[1], count
);
3269 uint8_t *buffer
= calloc(count
, size
);
3270 if (buffer
== NULL
) {
3271 LOG_ERROR("Failed to allocate md read buffer");
3275 struct target
*target
= get_current_target(CMD_CTX
);
3276 int retval
= fn(target
, address
, size
, count
, buffer
);
3277 if (ERROR_OK
== retval
)
3278 target_handle_md_output(CMD
, target
, address
, size
, count
, buffer
);
3285 typedef int (*target_write_fn
)(struct target
*target
,
3286 target_addr_t address
, uint32_t size
, uint32_t count
, const uint8_t *buffer
);
3288 static int target_fill_mem(struct target
*target
,
3289 target_addr_t address
,
3297 /* We have to write in reasonably large chunks to be able
3298 * to fill large memory areas with any sane speed */
3299 const unsigned chunk_size
= 16384;
3300 uint8_t *target_buf
= malloc(chunk_size
* data_size
);
3301 if (target_buf
== NULL
) {
3302 LOG_ERROR("Out of memory");
3306 for (unsigned i
= 0; i
< chunk_size
; i
++) {
3307 switch (data_size
) {
3309 target_buffer_set_u64(target
, target_buf
+ i
* data_size
, b
);
3312 target_buffer_set_u32(target
, target_buf
+ i
* data_size
, b
);
3315 target_buffer_set_u16(target
, target_buf
+ i
* data_size
, b
);
3318 target_buffer_set_u8(target
, target_buf
+ i
* data_size
, b
);
3325 int retval
= ERROR_OK
;
3327 for (unsigned x
= 0; x
< c
; x
+= chunk_size
) {
3330 if (current
> chunk_size
)
3331 current
= chunk_size
;
3332 retval
= fn(target
, address
+ x
* data_size
, data_size
, current
, target_buf
);
3333 if (retval
!= ERROR_OK
)
3335 /* avoid GDB timeouts */
3344 COMMAND_HANDLER(handle_mw_command
)
3347 return ERROR_COMMAND_SYNTAX_ERROR
;
3348 bool physical
= strcmp(CMD_ARGV
[0], "phys") == 0;
3353 fn
= target_write_phys_memory
;
3355 fn
= target_write_memory
;
3356 if ((CMD_ARGC
< 2) || (CMD_ARGC
> 3))
3357 return ERROR_COMMAND_SYNTAX_ERROR
;
3359 target_addr_t address
;
3360 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], address
);
3363 COMMAND_PARSE_NUMBER(u64
, CMD_ARGV
[1], value
);
3367 COMMAND_PARSE_NUMBER(uint
, CMD_ARGV
[2], count
);
3369 struct target
*target
= get_current_target(CMD_CTX
);
3371 switch (CMD_NAME
[2]) {
3385 return ERROR_COMMAND_SYNTAX_ERROR
;
3388 return target_fill_mem(target
, address
, fn
, wordsize
, value
, count
);
3391 static COMMAND_HELPER(parse_load_image_command_CMD_ARGV
, struct image
*image
,
3392 target_addr_t
*min_address
, target_addr_t
*max_address
)
3394 if (CMD_ARGC
< 1 || CMD_ARGC
> 5)
3395 return ERROR_COMMAND_SYNTAX_ERROR
;
3397 /* a base address isn't always necessary,
3398 * default to 0x0 (i.e. don't relocate) */
3399 if (CMD_ARGC
>= 2) {
3401 COMMAND_PARSE_ADDRESS(CMD_ARGV
[1], addr
);
3402 image
->base_address
= addr
;
3403 image
->base_address_set
= 1;
3405 image
->base_address_set
= 0;
3407 image
->start_address_set
= 0;
3410 COMMAND_PARSE_ADDRESS(CMD_ARGV
[3], *min_address
);
3411 if (CMD_ARGC
== 5) {
3412 COMMAND_PARSE_ADDRESS(CMD_ARGV
[4], *max_address
);
3413 /* use size (given) to find max (required) */
3414 *max_address
+= *min_address
;
3417 if (*min_address
> *max_address
)
3418 return ERROR_COMMAND_SYNTAX_ERROR
;
3423 COMMAND_HANDLER(handle_load_image_command
)
3427 uint32_t image_size
;
3428 target_addr_t min_address
= 0;
3429 target_addr_t max_address
= -1;
3433 int retval
= CALL_COMMAND_HANDLER(parse_load_image_command_CMD_ARGV
,
3434 &image
, &min_address
, &max_address
);
3435 if (ERROR_OK
!= retval
)
3438 struct target
*target
= get_current_target(CMD_CTX
);
3440 struct duration bench
;
3441 duration_start(&bench
);
3443 if (image_open(&image
, CMD_ARGV
[0], (CMD_ARGC
>= 3) ? CMD_ARGV
[2] : NULL
) != ERROR_OK
)
3448 for (i
= 0; i
< image
.num_sections
; i
++) {
3449 buffer
= malloc(image
.sections
[i
].size
);
3450 if (buffer
== NULL
) {
3452 "error allocating buffer for section (%d bytes)",
3453 (int)(image
.sections
[i
].size
));
3454 retval
= ERROR_FAIL
;
3458 retval
= image_read_section(&image
, i
, 0x0, image
.sections
[i
].size
, buffer
, &buf_cnt
);
3459 if (retval
!= ERROR_OK
) {
3464 uint32_t offset
= 0;
3465 uint32_t length
= buf_cnt
;
3467 /* DANGER!!! beware of unsigned comparision here!!! */
3469 if ((image
.sections
[i
].base_address
+ buf_cnt
>= min_address
) &&
3470 (image
.sections
[i
].base_address
< max_address
)) {
3472 if (image
.sections
[i
].base_address
< min_address
) {
3473 /* clip addresses below */
3474 offset
+= min_address
-image
.sections
[i
].base_address
;
3478 if (image
.sections
[i
].base_address
+ buf_cnt
> max_address
)
3479 length
-= (image
.sections
[i
].base_address
+ buf_cnt
)-max_address
;
3481 retval
= target_write_buffer(target
,
3482 image
.sections
[i
].base_address
+ offset
, length
, buffer
+ offset
);
3483 if (retval
!= ERROR_OK
) {
3487 image_size
+= length
;
3488 command_print(CMD
, "%u bytes written at address " TARGET_ADDR_FMT
"",
3489 (unsigned int)length
,
3490 image
.sections
[i
].base_address
+ offset
);
3496 if ((ERROR_OK
== retval
) && (duration_measure(&bench
) == ERROR_OK
)) {
3497 command_print(CMD
, "downloaded %" PRIu32
" bytes "
3498 "in %fs (%0.3f KiB/s)", image_size
,
3499 duration_elapsed(&bench
), duration_kbps(&bench
, image_size
));
3502 image_close(&image
);
3508 COMMAND_HANDLER(handle_dump_image_command
)
3510 struct fileio
*fileio
;
3512 int retval
, retvaltemp
;
3513 target_addr_t address
, size
;
3514 struct duration bench
;
3515 struct target
*target
= get_current_target(CMD_CTX
);
3518 return ERROR_COMMAND_SYNTAX_ERROR
;
3520 COMMAND_PARSE_ADDRESS(CMD_ARGV
[1], address
);
3521 COMMAND_PARSE_ADDRESS(CMD_ARGV
[2], size
);
3523 uint32_t buf_size
= (size
> 4096) ? 4096 : size
;
3524 buffer
= malloc(buf_size
);
3528 retval
= fileio_open(&fileio
, CMD_ARGV
[0], FILEIO_WRITE
, FILEIO_BINARY
);
3529 if (retval
!= ERROR_OK
) {
3534 duration_start(&bench
);
3537 size_t size_written
;
3538 uint32_t this_run_size
= (size
> buf_size
) ? buf_size
: size
;
3539 retval
= target_read_buffer(target
, address
, this_run_size
, buffer
);
3540 if (retval
!= ERROR_OK
)
3543 retval
= fileio_write(fileio
, this_run_size
, buffer
, &size_written
);
3544 if (retval
!= ERROR_OK
)
3547 size
-= this_run_size
;
3548 address
+= this_run_size
;
3553 if ((ERROR_OK
== retval
) && (duration_measure(&bench
) == ERROR_OK
)) {
3555 retval
= fileio_size(fileio
, &filesize
);
3556 if (retval
!= ERROR_OK
)
3559 "dumped %zu bytes in %fs (%0.3f KiB/s)", filesize
,
3560 duration_elapsed(&bench
), duration_kbps(&bench
, filesize
));
3563 retvaltemp
= fileio_close(fileio
);
3564 if (retvaltemp
!= ERROR_OK
)
3573 IMAGE_CHECKSUM_ONLY
= 2
3576 static COMMAND_HELPER(handle_verify_image_command_internal
, enum verify_mode verify
)
3580 uint32_t image_size
;
3583 uint32_t checksum
= 0;
3584 uint32_t mem_checksum
= 0;
3588 struct target
*target
= get_current_target(CMD_CTX
);
3591 return ERROR_COMMAND_SYNTAX_ERROR
;
3594 LOG_ERROR("no target selected");
3598 struct duration bench
;
3599 duration_start(&bench
);
3601 if (CMD_ARGC
>= 2) {
3603 COMMAND_PARSE_ADDRESS(CMD_ARGV
[1], addr
);
3604 image
.base_address
= addr
;
3605 image
.base_address_set
= 1;
3607 image
.base_address_set
= 0;
3608 image
.base_address
= 0x0;
3611 image
.start_address_set
= 0;
3613 retval
= image_open(&image
, CMD_ARGV
[0], (CMD_ARGC
== 3) ? CMD_ARGV
[2] : NULL
);
3614 if (retval
!= ERROR_OK
)
3620 for (i
= 0; i
< image
.num_sections
; i
++) {
3621 buffer
= malloc(image
.sections
[i
].size
);
3622 if (buffer
== NULL
) {
3624 "error allocating buffer for section (%d bytes)",
3625 (int)(image
.sections
[i
].size
));
3628 retval
= image_read_section(&image
, i
, 0x0, image
.sections
[i
].size
, buffer
, &buf_cnt
);
3629 if (retval
!= ERROR_OK
) {
3634 if (verify
>= IMAGE_VERIFY
) {
3635 /* calculate checksum of image */
3636 retval
= image_calculate_checksum(buffer
, buf_cnt
, &checksum
);
3637 if (retval
!= ERROR_OK
) {
3642 retval
= target_checksum_memory(target
, image
.sections
[i
].base_address
, buf_cnt
, &mem_checksum
);
3643 if (retval
!= ERROR_OK
) {
3647 if ((checksum
!= mem_checksum
) && (verify
== IMAGE_CHECKSUM_ONLY
)) {
3648 LOG_ERROR("checksum mismatch");
3650 retval
= ERROR_FAIL
;
3653 if (checksum
!= mem_checksum
) {
3654 /* failed crc checksum, fall back to a binary compare */
3658 LOG_ERROR("checksum mismatch - attempting binary compare");
3660 data
= malloc(buf_cnt
);
3662 retval
= target_read_buffer(target
, image
.sections
[i
].base_address
, buf_cnt
, data
);
3663 if (retval
== ERROR_OK
) {
3665 for (t
= 0; t
< buf_cnt
; t
++) {
3666 if (data
[t
] != buffer
[t
]) {
3668 "diff %d address 0x%08x. Was 0x%02x instead of 0x%02x",
3670 (unsigned)(t
+ image
.sections
[i
].base_address
),
3673 if (diffs
++ >= 127) {
3674 command_print(CMD
, "More than 128 errors, the rest are not printed.");
3686 command_print(CMD
, "address " TARGET_ADDR_FMT
" length 0x%08zx",
3687 image
.sections
[i
].base_address
,
3692 image_size
+= buf_cnt
;
3695 command_print(CMD
, "No more differences found.");
3698 retval
= ERROR_FAIL
;
3699 if ((ERROR_OK
== retval
) && (duration_measure(&bench
) == ERROR_OK
)) {
3700 command_print(CMD
, "verified %" PRIu32
" bytes "
3701 "in %fs (%0.3f KiB/s)", image_size
,
3702 duration_elapsed(&bench
), duration_kbps(&bench
, image_size
));
3705 image_close(&image
);
3710 COMMAND_HANDLER(handle_verify_image_checksum_command
)
3712 return CALL_COMMAND_HANDLER(handle_verify_image_command_internal
, IMAGE_CHECKSUM_ONLY
);
3715 COMMAND_HANDLER(handle_verify_image_command
)
3717 return CALL_COMMAND_HANDLER(handle_verify_image_command_internal
, IMAGE_VERIFY
);
3720 COMMAND_HANDLER(handle_test_image_command
)
3722 return CALL_COMMAND_HANDLER(handle_verify_image_command_internal
, IMAGE_TEST
);
3725 static int handle_bp_command_list(struct command_invocation
*cmd
)
3727 struct target
*target
= get_current_target(cmd
->ctx
);
3728 struct breakpoint
*breakpoint
= target
->breakpoints
;
3729 while (breakpoint
) {
3730 if (breakpoint
->type
== BKPT_SOFT
) {
3731 char *buf
= buf_to_str(breakpoint
->orig_instr
,
3732 breakpoint
->length
, 16);
3733 command_print(cmd
, "IVA breakpoint: " TARGET_ADDR_FMT
", 0x%x, %i, 0x%s",
3734 breakpoint
->address
,
3736 breakpoint
->set
, buf
);
3739 if ((breakpoint
->address
== 0) && (breakpoint
->asid
!= 0))
3740 command_print(cmd
, "Context breakpoint: 0x%8.8" PRIx32
", 0x%x, %i",
3742 breakpoint
->length
, breakpoint
->set
);
3743 else if ((breakpoint
->address
!= 0) && (breakpoint
->asid
!= 0)) {
3744 command_print(cmd
, "Hybrid breakpoint(IVA): " TARGET_ADDR_FMT
", 0x%x, %i",
3745 breakpoint
->address
,
3746 breakpoint
->length
, breakpoint
->set
);
3747 command_print(cmd
, "\t|--->linked with ContextID: 0x%8.8" PRIx32
,
3750 command_print(cmd
, "Breakpoint(IVA): " TARGET_ADDR_FMT
", 0x%x, %i",
3751 breakpoint
->address
,
3752 breakpoint
->length
, breakpoint
->set
);
3755 breakpoint
= breakpoint
->next
;
3760 static int handle_bp_command_set(struct command_invocation
*cmd
,
3761 target_addr_t addr
, uint32_t asid
, uint32_t length
, int hw
)
3763 struct target
*target
= get_current_target(cmd
->ctx
);
3767 retval
= breakpoint_add(target
, addr
, length
, hw
);
3768 /* error is always logged in breakpoint_add(), do not print it again */
3769 if (ERROR_OK
== retval
)
3770 command_print(cmd
, "breakpoint set at " TARGET_ADDR_FMT
"", addr
);
3772 } else if (addr
== 0) {
3773 if (target
->type
->add_context_breakpoint
== NULL
) {
3774 LOG_ERROR("Context breakpoint not available");
3775 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE
;
3777 retval
= context_breakpoint_add(target
, asid
, length
, hw
);
3778 /* error is always logged in context_breakpoint_add(), do not print it again */
3779 if (ERROR_OK
== retval
)
3780 command_print(cmd
, "Context breakpoint set at 0x%8.8" PRIx32
"", asid
);
3783 if (target
->type
->add_hybrid_breakpoint
== NULL
) {
3784 LOG_ERROR("Hybrid breakpoint not available");
3785 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE
;
3787 retval
= hybrid_breakpoint_add(target
, addr
, asid
, length
, hw
);
3788 /* error is always logged in hybrid_breakpoint_add(), do not print it again */
3789 if (ERROR_OK
== retval
)
3790 command_print(cmd
, "Hybrid breakpoint set at 0x%8.8" PRIx32
"", asid
);
3795 COMMAND_HANDLER(handle_bp_command
)
3804 return handle_bp_command_list(CMD
);
3808 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], addr
);
3809 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], length
);
3810 return handle_bp_command_set(CMD
, addr
, asid
, length
, hw
);
3813 if (strcmp(CMD_ARGV
[2], "hw") == 0) {
3815 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], addr
);
3816 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], length
);
3818 return handle_bp_command_set(CMD
, addr
, asid
, length
, hw
);
3819 } else if (strcmp(CMD_ARGV
[2], "hw_ctx") == 0) {
3821 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], asid
);
3822 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], length
);
3824 return handle_bp_command_set(CMD
, addr
, asid
, length
, hw
);
3829 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], addr
);
3830 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], asid
);
3831 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[2], length
);
3832 return handle_bp_command_set(CMD
, addr
, asid
, length
, hw
);
3835 return ERROR_COMMAND_SYNTAX_ERROR
;
3839 COMMAND_HANDLER(handle_rbp_command
)
3842 return ERROR_COMMAND_SYNTAX_ERROR
;
3844 struct target
*target
= get_current_target(CMD_CTX
);
3846 if (!strcmp(CMD_ARGV
[0], "all")) {
3847 breakpoint_remove_all(target
);
3850 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], addr
);
3852 breakpoint_remove(target
, addr
);
3858 COMMAND_HANDLER(handle_wp_command
)
3860 struct target
*target
= get_current_target(CMD_CTX
);
3862 if (CMD_ARGC
== 0) {
3863 struct watchpoint
*watchpoint
= target
->watchpoints
;
3865 while (watchpoint
) {
3866 command_print(CMD
, "address: " TARGET_ADDR_FMT
3867 ", len: 0x%8.8" PRIx32
3868 ", r/w/a: %i, value: 0x%8.8" PRIx32
3869 ", mask: 0x%8.8" PRIx32
,
3870 watchpoint
->address
,
3872 (int)watchpoint
->rw
,
3875 watchpoint
= watchpoint
->next
;
3880 enum watchpoint_rw type
= WPT_ACCESS
;
3882 uint32_t length
= 0;
3883 uint32_t data_value
= 0x0;
3884 uint32_t data_mask
= 0xffffffff;
3888 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[4], data_mask
);
3891 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[3], data_value
);
3894 switch (CMD_ARGV
[2][0]) {
3905 LOG_ERROR("invalid watchpoint mode ('%c')", CMD_ARGV
[2][0]);
3906 return ERROR_COMMAND_SYNTAX_ERROR
;
3910 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], length
);
3911 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], addr
);
3915 return ERROR_COMMAND_SYNTAX_ERROR
;
3918 int retval
= watchpoint_add(target
, addr
, length
, type
,
3919 data_value
, data_mask
);
3920 if (ERROR_OK
!= retval
)
3921 LOG_ERROR("Failure setting watchpoints");
3926 COMMAND_HANDLER(handle_rwp_command
)
3929 return ERROR_COMMAND_SYNTAX_ERROR
;
3932 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], addr
);
3934 struct target
*target
= get_current_target(CMD_CTX
);
3935 watchpoint_remove(target
, addr
);
3941 * Translate a virtual address to a physical address.
3943 * The low-level target implementation must have logged a detailed error
3944 * which is forwarded to telnet/GDB session.
3946 COMMAND_HANDLER(handle_virt2phys_command
)
3949 return ERROR_COMMAND_SYNTAX_ERROR
;
3952 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], va
);
3955 struct target
*target
= get_current_target(CMD_CTX
);
3956 int retval
= target
->type
->virt2phys(target
, va
, &pa
);
3957 if (retval
== ERROR_OK
)
3958 command_print(CMD
, "Physical address " TARGET_ADDR_FMT
"", pa
);
3963 static void writeData(FILE *f
, const void *data
, size_t len
)
3965 size_t written
= fwrite(data
, 1, len
, f
);
3967 LOG_ERROR("failed to write %zu bytes: %s", len
, strerror(errno
));
3970 static void writeLong(FILE *f
, int l
, struct target
*target
)
3974 target_buffer_set_u32(target
, val
, l
);
3975 writeData(f
, val
, 4);
3978 static void writeString(FILE *f
, char *s
)
3980 writeData(f
, s
, strlen(s
));
3983 typedef unsigned char UNIT
[2]; /* unit of profiling */
3985 /* Dump a gmon.out histogram file. */
3986 static void write_gmon(uint32_t *samples
, uint32_t sampleNum
, const char *filename
, bool with_range
,
3987 uint32_t start_address
, uint32_t end_address
, struct target
*target
, uint32_t duration_ms
)
3990 FILE *f
= fopen(filename
, "w");
3993 writeString(f
, "gmon");
3994 writeLong(f
, 0x00000001, target
); /* Version */
3995 writeLong(f
, 0, target
); /* padding */
3996 writeLong(f
, 0, target
); /* padding */
3997 writeLong(f
, 0, target
); /* padding */
3999 uint8_t zero
= 0; /* GMON_TAG_TIME_HIST */
4000 writeData(f
, &zero
, 1);
4002 /* figure out bucket size */
4006 min
= start_address
;
4011 for (i
= 0; i
< sampleNum
; i
++) {
4012 if (min
> samples
[i
])
4014 if (max
< samples
[i
])
4018 /* max should be (largest sample + 1)
4019 * Refer to binutils/gprof/hist.c (find_histogram_for_pc) */
4023 int addressSpace
= max
- min
;
4024 assert(addressSpace
>= 2);
4026 /* FIXME: What is the reasonable number of buckets?
4027 * The profiling result will be more accurate if there are enough buckets. */
4028 static const uint32_t maxBuckets
= 128 * 1024; /* maximum buckets. */
4029 uint32_t numBuckets
= addressSpace
/ sizeof(UNIT
);
4030 if (numBuckets
> maxBuckets
)
4031 numBuckets
= maxBuckets
;
4032 int *buckets
= malloc(sizeof(int) * numBuckets
);
4033 if (buckets
== NULL
) {
4037 memset(buckets
, 0, sizeof(int) * numBuckets
);
4038 for (i
= 0; i
< sampleNum
; i
++) {
4039 uint32_t address
= samples
[i
];
4041 if ((address
< min
) || (max
<= address
))
4044 long long a
= address
- min
;
4045 long long b
= numBuckets
;
4046 long long c
= addressSpace
;
4047 int index_t
= (a
* b
) / c
; /* danger!!!! int32 overflows */
4051 /* append binary memory gmon.out &profile_hist_hdr ((char*)&profile_hist_hdr + sizeof(struct gmon_hist_hdr)) */
4052 writeLong(f
, min
, target
); /* low_pc */
4053 writeLong(f
, max
, target
); /* high_pc */
4054 writeLong(f
, numBuckets
, target
); /* # of buckets */
4055 float sample_rate
= sampleNum
/ (duration_ms
/ 1000.0);
4056 writeLong(f
, sample_rate
, target
);
4057 writeString(f
, "seconds");
4058 for (i
= 0; i
< (15-strlen("seconds")); i
++)
4059 writeData(f
, &zero
, 1);
4060 writeString(f
, "s");
4062 /*append binary memory gmon.out profile_hist_data (profile_hist_data + profile_hist_hdr.hist_size) */
4064 char *data
= malloc(2 * numBuckets
);
4066 for (i
= 0; i
< numBuckets
; i
++) {
4071 data
[i
* 2] = val
&0xff;
4072 data
[i
* 2 + 1] = (val
>> 8) & 0xff;
4075 writeData(f
, data
, numBuckets
* 2);
4083 /* profiling samples the CPU PC as quickly as OpenOCD is able,
4084 * which will be used as a random sampling of PC */
4085 COMMAND_HANDLER(handle_profile_command
)
4087 struct target
*target
= get_current_target(CMD_CTX
);
4089 if ((CMD_ARGC
!= 2) && (CMD_ARGC
!= 4))
4090 return ERROR_COMMAND_SYNTAX_ERROR
;
4092 const uint32_t MAX_PROFILE_SAMPLE_NUM
= 10000;
4094 uint32_t num_of_samples
;
4095 int retval
= ERROR_OK
;
4097 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], offset
);
4099 uint32_t *samples
= malloc(sizeof(uint32_t) * MAX_PROFILE_SAMPLE_NUM
);
4100 if (samples
== NULL
) {
4101 LOG_ERROR("No memory to store samples.");
4105 uint64_t timestart_ms
= timeval_ms();
4107 * Some cores let us sample the PC without the
4108 * annoying halt/resume step; for example, ARMv7 PCSR.
4109 * Provide a way to use that more efficient mechanism.
4111 retval
= target_profiling(target
, samples
, MAX_PROFILE_SAMPLE_NUM
,
4112 &num_of_samples
, offset
);
4113 if (retval
!= ERROR_OK
) {
4117 uint32_t duration_ms
= timeval_ms() - timestart_ms
;
4119 assert(num_of_samples
<= MAX_PROFILE_SAMPLE_NUM
);
4121 retval
= target_poll(target
);
4122 if (retval
!= ERROR_OK
) {
4126 if (target
->state
== TARGET_RUNNING
) {
4127 retval
= target_halt(target
);
4128 if (retval
!= ERROR_OK
) {
4134 retval
= target_poll(target
);
4135 if (retval
!= ERROR_OK
) {
4140 uint32_t start_address
= 0;
4141 uint32_t end_address
= 0;
4142 bool with_range
= false;
4143 if (CMD_ARGC
== 4) {
4145 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[2], start_address
);
4146 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[3], end_address
);
4149 write_gmon(samples
, num_of_samples
, CMD_ARGV
[1],
4150 with_range
, start_address
, end_address
, target
, duration_ms
);
4151 command_print(CMD
, "Wrote %s", CMD_ARGV
[1]);
4157 static int new_int_array_element(Jim_Interp
*interp
, const char *varname
, int idx
, uint32_t val
)
4160 Jim_Obj
*nameObjPtr
, *valObjPtr
;
4163 namebuf
= alloc_printf("%s(%d)", varname
, idx
);
4167 nameObjPtr
= Jim_NewStringObj(interp
, namebuf
, -1);
4168 valObjPtr
= Jim_NewIntObj(interp
, val
);
4169 if (!nameObjPtr
|| !valObjPtr
) {
4174 Jim_IncrRefCount(nameObjPtr
);
4175 Jim_IncrRefCount(valObjPtr
);
4176 result
= Jim_SetVariable(interp
, nameObjPtr
, valObjPtr
);
4177 Jim_DecrRefCount(interp
, nameObjPtr
);
4178 Jim_DecrRefCount(interp
, valObjPtr
);
4180 /* printf("%s(%d) <= 0%08x\n", varname, idx, val); */
4184 static int jim_mem2array(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4186 struct command_context
*context
;
4187 struct target
*target
;
4189 context
= current_command_context(interp
);
4190 assert(context
!= NULL
);
4192 target
= get_current_target(context
);
4193 if (target
== NULL
) {
4194 LOG_ERROR("mem2array: no current target");
4198 return target_mem2array(interp
, target
, argc
- 1, argv
+ 1);
4201 static int target_mem2array(Jim_Interp
*interp
, struct target
*target
, int argc
, Jim_Obj
*const *argv
)
4209 const char *varname
;
4215 /* argv[1] = name of array to receive the data
4216 * argv[2] = desired width
4217 * argv[3] = memory address
4218 * argv[4] = count of times to read
4221 if (argc
< 4 || argc
> 5) {
4222 Jim_WrongNumArgs(interp
, 0, argv
, "varname width addr nelems [phys]");
4225 varname
= Jim_GetString(argv
[0], &len
);
4226 /* given "foo" get space for worse case "foo(%d)" .. add 20 */
4228 e
= Jim_GetLong(interp
, argv
[1], &l
);
4233 e
= Jim_GetLong(interp
, argv
[2], &l
);
4237 e
= Jim_GetLong(interp
, argv
[3], &l
);
4243 phys
= Jim_GetString(argv
[4], &n
);
4244 if (!strncmp(phys
, "phys", n
))
4260 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4261 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "Invalid width param, must be 8/16/32", NULL
);
4265 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4266 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "mem2array: zero width read?", NULL
);
4269 if ((addr
+ (len
* width
)) < addr
) {
4270 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4271 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "mem2array: addr + len - wraps to zero?", NULL
);
4274 /* absurd transfer size? */
4276 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4277 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "mem2array: absurd > 64K item request", NULL
);
4282 ((width
== 2) && ((addr
& 1) == 0)) ||
4283 ((width
== 4) && ((addr
& 3) == 0))) {
4287 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4288 sprintf(buf
, "mem2array address: 0x%08" PRIx32
" is not aligned for %" PRId32
" byte reads",
4291 Jim_AppendStrings(interp
, Jim_GetResult(interp
), buf
, NULL
);
4300 size_t buffersize
= 4096;
4301 uint8_t *buffer
= malloc(buffersize
);
4308 /* Slurp... in buffer size chunks */
4310 count
= len
; /* in objects.. */
4311 if (count
> (buffersize
/ width
))
4312 count
= (buffersize
/ width
);
4315 retval
= target_read_phys_memory(target
, addr
, width
, count
, buffer
);
4317 retval
= target_read_memory(target
, addr
, width
, count
, buffer
);
4318 if (retval
!= ERROR_OK
) {
4320 LOG_ERROR("mem2array: Read @ 0x%08" PRIx32
", w=%" PRId32
", cnt=%" PRId32
", failed",
4324 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4325 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "mem2array: cannot read memory", NULL
);
4329 v
= 0; /* shut up gcc */
4330 for (i
= 0; i
< count
; i
++, n
++) {
4333 v
= target_buffer_get_u32(target
, &buffer
[i
*width
]);
4336 v
= target_buffer_get_u16(target
, &buffer
[i
*width
]);
4339 v
= buffer
[i
] & 0x0ff;
4342 new_int_array_element(interp
, varname
, n
, v
);
4345 addr
+= count
* width
;
4351 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4356 static int get_int_array_element(Jim_Interp
*interp
, const char *varname
, int idx
, uint32_t *val
)
4359 Jim_Obj
*nameObjPtr
, *valObjPtr
;
4363 namebuf
= alloc_printf("%s(%d)", varname
, idx
);
4367 nameObjPtr
= Jim_NewStringObj(interp
, namebuf
, -1);
4373 Jim_IncrRefCount(nameObjPtr
);
4374 valObjPtr
= Jim_GetVariable(interp
, nameObjPtr
, JIM_ERRMSG
);
4375 Jim_DecrRefCount(interp
, nameObjPtr
);
4377 if (valObjPtr
== NULL
)
4380 result
= Jim_GetLong(interp
, valObjPtr
, &l
);
4381 /* printf("%s(%d) => 0%08x\n", varname, idx, val); */
4386 static int jim_array2mem(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4388 struct command_context
*context
;
4389 struct target
*target
;
4391 context
= current_command_context(interp
);
4392 assert(context
!= NULL
);
4394 target
= get_current_target(context
);
4395 if (target
== NULL
) {
4396 LOG_ERROR("array2mem: no current target");
4400 return target_array2mem(interp
, target
, argc
-1, argv
+ 1);
4403 static int target_array2mem(Jim_Interp
*interp
, struct target
*target
,
4404 int argc
, Jim_Obj
*const *argv
)
4412 const char *varname
;
4418 /* argv[1] = name of array to get the data
4419 * argv[2] = desired width
4420 * argv[3] = memory address
4421 * argv[4] = count to write
4423 if (argc
< 4 || argc
> 5) {
4424 Jim_WrongNumArgs(interp
, 0, argv
, "varname width addr nelems [phys]");
4427 varname
= Jim_GetString(argv
[0], &len
);
4428 /* given "foo" get space for worse case "foo(%d)" .. add 20 */
4430 e
= Jim_GetLong(interp
, argv
[1], &l
);
4435 e
= Jim_GetLong(interp
, argv
[2], &l
);
4439 e
= Jim_GetLong(interp
, argv
[3], &l
);
4445 phys
= Jim_GetString(argv
[4], &n
);
4446 if (!strncmp(phys
, "phys", n
))
4462 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4463 Jim_AppendStrings(interp
, Jim_GetResult(interp
),
4464 "Invalid width param, must be 8/16/32", NULL
);
4468 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4469 Jim_AppendStrings(interp
, Jim_GetResult(interp
),
4470 "array2mem: zero width read?", NULL
);
4473 if ((addr
+ (len
* width
)) < addr
) {
4474 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4475 Jim_AppendStrings(interp
, Jim_GetResult(interp
),
4476 "array2mem: addr + len - wraps to zero?", NULL
);
4479 /* absurd transfer size? */
4481 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4482 Jim_AppendStrings(interp
, Jim_GetResult(interp
),
4483 "array2mem: absurd > 64K item request", NULL
);
4488 ((width
== 2) && ((addr
& 1) == 0)) ||
4489 ((width
== 4) && ((addr
& 3) == 0))) {
4493 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4494 sprintf(buf
, "array2mem address: 0x%08" PRIx32
" is not aligned for %" PRId32
" byte reads",
4497 Jim_AppendStrings(interp
, Jim_GetResult(interp
), buf
, NULL
);
4508 size_t buffersize
= 4096;
4509 uint8_t *buffer
= malloc(buffersize
);
4514 /* Slurp... in buffer size chunks */
4516 count
= len
; /* in objects.. */
4517 if (count
> (buffersize
/ width
))
4518 count
= (buffersize
/ width
);
4520 v
= 0; /* shut up gcc */
4521 for (i
= 0; i
< count
; i
++, n
++) {
4522 get_int_array_element(interp
, varname
, n
, &v
);
4525 target_buffer_set_u32(target
, &buffer
[i
* width
], v
);
4528 target_buffer_set_u16(target
, &buffer
[i
* width
], v
);
4531 buffer
[i
] = v
& 0x0ff;
4538 retval
= target_write_phys_memory(target
, addr
, width
, count
, buffer
);
4540 retval
= target_write_memory(target
, addr
, width
, count
, buffer
);
4541 if (retval
!= ERROR_OK
) {
4543 LOG_ERROR("array2mem: Write @ 0x%08" PRIx32
", w=%" PRId32
", cnt=%" PRId32
", failed",
4547 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4548 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "array2mem: cannot read memory", NULL
);
4552 addr
+= count
* width
;
4557 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4562 /* FIX? should we propagate errors here rather than printing them
4565 void target_handle_event(struct target
*target
, enum target_event e
)
4567 struct target_event_action
*teap
;
4570 for (teap
= target
->event_action
; teap
!= NULL
; teap
= teap
->next
) {
4571 if (teap
->event
== e
) {
4572 LOG_DEBUG("target(%d): %s (%s) event: %d (%s) action: %s",
4573 target
->target_number
,
4574 target_name(target
),
4575 target_type_name(target
),
4577 Jim_Nvp_value2name_simple(nvp_target_event
, e
)->name
,
4578 Jim_GetString(teap
->body
, NULL
));
4580 /* Override current target by the target an event
4581 * is issued from (lot of scripts need it).
4582 * Return back to previous override as soon
4583 * as the handler processing is done */
4584 struct command_context
*cmd_ctx
= current_command_context(teap
->interp
);
4585 struct target
*saved_target_override
= cmd_ctx
->current_target_override
;
4586 cmd_ctx
->current_target_override
= target
;
4587 retval
= Jim_EvalObj(teap
->interp
, teap
->body
);
4589 if (retval
== JIM_RETURN
)
4590 retval
= teap
->interp
->returnCode
;
4592 if (retval
!= JIM_OK
) {
4593 Jim_MakeErrorMessage(teap
->interp
);
4594 LOG_USER("Error executing event %s on target %s:\n%s",
4595 Jim_Nvp_value2name_simple(nvp_target_event
, e
)->name
,
4596 target_name(target
),
4597 Jim_GetString(Jim_GetResult(teap
->interp
), NULL
));
4598 /* clean both error code and stacktrace before return */
4599 Jim_Eval(teap
->interp
, "error \"\" \"\"");
4602 cmd_ctx
->current_target_override
= saved_target_override
;
4608 * Returns true only if the target has a handler for the specified event.
4610 bool target_has_event_action(struct target
*target
, enum target_event event
)
4612 struct target_event_action
*teap
;
4614 for (teap
= target
->event_action
; teap
!= NULL
; teap
= teap
->next
) {
4615 if (teap
->event
== event
)
4621 enum target_cfg_param
{
4624 TCFG_WORK_AREA_VIRT
,
4625 TCFG_WORK_AREA_PHYS
,
4626 TCFG_WORK_AREA_SIZE
,
4627 TCFG_WORK_AREA_BACKUP
,
4630 TCFG_CHAIN_POSITION
,
4637 static Jim_Nvp nvp_config_opts
[] = {
4638 { .name
= "-type", .value
= TCFG_TYPE
},
4639 { .name
= "-event", .value
= TCFG_EVENT
},
4640 { .name
= "-work-area-virt", .value
= TCFG_WORK_AREA_VIRT
},
4641 { .name
= "-work-area-phys", .value
= TCFG_WORK_AREA_PHYS
},
4642 { .name
= "-work-area-size", .value
= TCFG_WORK_AREA_SIZE
},
4643 { .name
= "-work-area-backup", .value
= TCFG_WORK_AREA_BACKUP
},
4644 { .name
= "-endian" , .value
= TCFG_ENDIAN
},
4645 { .name
= "-coreid", .value
= TCFG_COREID
},
4646 { .name
= "-chain-position", .value
= TCFG_CHAIN_POSITION
},
4647 { .name
= "-dbgbase", .value
= TCFG_DBGBASE
},
4648 { .name
= "-rtos", .value
= TCFG_RTOS
},
4649 { .name
= "-defer-examine", .value
= TCFG_DEFER_EXAMINE
},
4650 { .name
= "-gdb-port", .value
= TCFG_GDB_PORT
},
4651 { .name
= NULL
, .value
= -1 }
4654 static int target_configure(Jim_GetOptInfo
*goi
, struct target
*target
)
4661 /* parse config or cget options ... */
4662 while (goi
->argc
> 0) {
4663 Jim_SetEmptyResult(goi
->interp
);
4664 /* Jim_GetOpt_Debug(goi); */
4666 if (target
->type
->target_jim_configure
) {
4667 /* target defines a configure function */
4668 /* target gets first dibs on parameters */
4669 e
= (*(target
->type
->target_jim_configure
))(target
, goi
);
4678 /* otherwise we 'continue' below */
4680 e
= Jim_GetOpt_Nvp(goi
, nvp_config_opts
, &n
);
4682 Jim_GetOpt_NvpUnknown(goi
, nvp_config_opts
, 0);
4688 if (goi
->isconfigure
) {
4689 Jim_SetResultFormatted(goi
->interp
,
4690 "not settable: %s", n
->name
);
4694 if (goi
->argc
!= 0) {
4695 Jim_WrongNumArgs(goi
->interp
,
4696 goi
->argc
, goi
->argv
,
4701 Jim_SetResultString(goi
->interp
,
4702 target_type_name(target
), -1);
4706 if (goi
->argc
== 0) {
4707 Jim_WrongNumArgs(goi
->interp
, goi
->argc
, goi
->argv
, "-event ?event-name? ...");
4711 e
= Jim_GetOpt_Nvp(goi
, nvp_target_event
, &n
);
4713 Jim_GetOpt_NvpUnknown(goi
, nvp_target_event
, 1);
4717 if (goi
->isconfigure
) {
4718 if (goi
->argc
!= 1) {
4719 Jim_WrongNumArgs(goi
->interp
, goi
->argc
, goi
->argv
, "-event ?event-name? ?EVENT-BODY?");
4723 if (goi
->argc
!= 0) {
4724 Jim_WrongNumArgs(goi
->interp
, goi
->argc
, goi
->argv
, "-event ?event-name?");
4730 struct target_event_action
*teap
;
4732 teap
= target
->event_action
;
4733 /* replace existing? */
4735 if (teap
->event
== (enum target_event
)n
->value
)
4740 if (goi
->isconfigure
) {
4741 bool replace
= true;
4744 teap
= calloc(1, sizeof(*teap
));
4747 teap
->event
= n
->value
;
4748 teap
->interp
= goi
->interp
;
4749 Jim_GetOpt_Obj(goi
, &o
);
4751 Jim_DecrRefCount(teap
->interp
, teap
->body
);
4752 teap
->body
= Jim_DuplicateObj(goi
->interp
, o
);
4755 * Tcl/TK - "tk events" have a nice feature.
4756 * See the "BIND" command.
4757 * We should support that here.
4758 * You can specify %X and %Y in the event code.
4759 * The idea is: %T - target name.
4760 * The idea is: %N - target number
4761 * The idea is: %E - event name.
4763 Jim_IncrRefCount(teap
->body
);
4766 /* add to head of event list */
4767 teap
->next
= target
->event_action
;
4768 target
->event_action
= teap
;
4770 Jim_SetEmptyResult(goi
->interp
);
4774 Jim_SetEmptyResult(goi
->interp
);
4776 Jim_SetResult(goi
->interp
, Jim_DuplicateObj(goi
->interp
, teap
->body
));
4782 case TCFG_WORK_AREA_VIRT
:
4783 if (goi
->isconfigure
) {
4784 target_free_all_working_areas(target
);
4785 e
= Jim_GetOpt_Wide(goi
, &w
);
4788 target
->working_area_virt
= w
;
4789 target
->working_area_virt_spec
= true;
4794 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->working_area_virt
));
4798 case TCFG_WORK_AREA_PHYS
:
4799 if (goi
->isconfigure
) {
4800 target_free_all_working_areas(target
);
4801 e
= Jim_GetOpt_Wide(goi
, &w
);
4804 target
->working_area_phys
= w
;
4805 target
->working_area_phys_spec
= true;
4810 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->working_area_phys
));
4814 case TCFG_WORK_AREA_SIZE
:
4815 if (goi
->isconfigure
) {
4816 target_free_all_working_areas(target
);
4817 e
= Jim_GetOpt_Wide(goi
, &w
);
4820 target
->working_area_size
= w
;
4825 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->working_area_size
));
4829 case TCFG_WORK_AREA_BACKUP
:
4830 if (goi
->isconfigure
) {
4831 target_free_all_working_areas(target
);
4832 e
= Jim_GetOpt_Wide(goi
, &w
);
4835 /* make this exactly 1 or 0 */
4836 target
->backup_working_area
= (!!w
);
4841 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->backup_working_area
));
4842 /* loop for more e*/
4847 if (goi
->isconfigure
) {
4848 e
= Jim_GetOpt_Nvp(goi
, nvp_target_endian
, &n
);
4850 Jim_GetOpt_NvpUnknown(goi
, nvp_target_endian
, 1);
4853 target
->endianness
= n
->value
;
4858 n
= Jim_Nvp_value2name_simple(nvp_target_endian
, target
->endianness
);
4859 if (n
->name
== NULL
) {
4860 target
->endianness
= TARGET_LITTLE_ENDIAN
;
4861 n
= Jim_Nvp_value2name_simple(nvp_target_endian
, target
->endianness
);
4863 Jim_SetResultString(goi
->interp
, n
->name
, -1);
4868 if (goi
->isconfigure
) {
4869 e
= Jim_GetOpt_Wide(goi
, &w
);
4872 target
->coreid
= (int32_t)w
;
4877 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->coreid
));
4881 case TCFG_CHAIN_POSITION
:
4882 if (goi
->isconfigure
) {
4884 struct jtag_tap
*tap
;
4886 if (target
->has_dap
) {
4887 Jim_SetResultString(goi
->interp
,
4888 "target requires -dap parameter instead of -chain-position!", -1);
4892 target_free_all_working_areas(target
);
4893 e
= Jim_GetOpt_Obj(goi
, &o_t
);
4896 tap
= jtag_tap_by_jim_obj(goi
->interp
, o_t
);
4900 target
->tap_configured
= true;
4905 Jim_SetResultString(goi
->interp
, target
->tap
->dotted_name
, -1);
4906 /* loop for more e*/
4909 if (goi
->isconfigure
) {
4910 e
= Jim_GetOpt_Wide(goi
, &w
);
4913 target
->dbgbase
= (uint32_t)w
;
4914 target
->dbgbase_set
= true;
4919 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->dbgbase
));
4925 int result
= rtos_create(goi
, target
);
4926 if (result
!= JIM_OK
)
4932 case TCFG_DEFER_EXAMINE
:
4934 target
->defer_examine
= true;
4939 if (goi
->isconfigure
) {
4940 struct command_context
*cmd_ctx
= current_command_context(goi
->interp
);
4941 if (cmd_ctx
->mode
!= COMMAND_CONFIG
) {
4942 Jim_SetResultString(goi
->interp
, "-gdb-port must be configured before 'init'", -1);
4947 e
= Jim_GetOpt_String(goi
, &s
, NULL
);
4950 target
->gdb_port_override
= strdup(s
);
4955 Jim_SetResultString(goi
->interp
, target
->gdb_port_override
? : "undefined", -1);
4959 } /* while (goi->argc) */
4962 /* done - we return */
4966 static int jim_target_configure(Jim_Interp
*interp
, int argc
, Jim_Obj
* const *argv
)
4970 Jim_GetOpt_Setup(&goi
, interp
, argc
- 1, argv
+ 1);
4971 goi
.isconfigure
= !strcmp(Jim_GetString(argv
[0], NULL
), "configure");
4973 Jim_WrongNumArgs(goi
.interp
, goi
.argc
, goi
.argv
,
4974 "missing: -option ...");
4977 struct target
*target
= Jim_CmdPrivData(goi
.interp
);
4978 return target_configure(&goi
, target
);
4981 static int jim_target_mem2array(Jim_Interp
*interp
,
4982 int argc
, Jim_Obj
*const *argv
)
4984 struct target
*target
= Jim_CmdPrivData(interp
);
4985 return target_mem2array(interp
, target
, argc
- 1, argv
+ 1);
4988 static int jim_target_array2mem(Jim_Interp
*interp
,
4989 int argc
, Jim_Obj
*const *argv
)
4991 struct target
*target
= Jim_CmdPrivData(interp
);
4992 return target_array2mem(interp
, target
, argc
- 1, argv
+ 1);
4995 static int jim_target_tap_disabled(Jim_Interp
*interp
)
4997 Jim_SetResultFormatted(interp
, "[TAP is disabled]");
5001 static int jim_target_examine(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5003 bool allow_defer
= false;
5006 Jim_GetOpt_Setup(&goi
, interp
, argc
- 1, argv
+ 1);
5008 const char *cmd_name
= Jim_GetString(argv
[0], NULL
);
5009 Jim_SetResultFormatted(goi
.interp
,
5010 "usage: %s ['allow-defer']", cmd_name
);
5014 strcmp(Jim_GetString(argv
[1], NULL
), "allow-defer") == 0) {
5016 struct Jim_Obj
*obj
;
5017 int e
= Jim_GetOpt_Obj(&goi
, &obj
);
5023 struct target
*target
= Jim_CmdPrivData(interp
);
5024 if (!target
->tap
->enabled
)
5025 return jim_target_tap_disabled(interp
);
5027 if (allow_defer
&& target
->defer_examine
) {
5028 LOG_INFO("Deferring arp_examine of %s", target_name(target
));
5029 LOG_INFO("Use arp_examine command to examine it manually!");
5033 int e
= target
->type
->examine(target
);
5039 static int jim_target_was_examined(Jim_Interp
*interp
, int argc
, Jim_Obj
* const *argv
)
5041 struct target
*target
= Jim_CmdPrivData(interp
);
5043 Jim_SetResultBool(interp
, target_was_examined(target
));
5047 static int jim_target_examine_deferred(Jim_Interp
*interp
, int argc
, Jim_Obj
* const *argv
)
5049 struct target
*target
= Jim_CmdPrivData(interp
);
5051 Jim_SetResultBool(interp
, target
->defer_examine
);
5055 static int jim_target_halt_gdb(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5058 Jim_WrongNumArgs(interp
, 1, argv
, "[no parameters]");
5061 struct target
*target
= Jim_CmdPrivData(interp
);
5063 if (target_call_event_callbacks(target
, TARGET_EVENT_GDB_HALT
) != ERROR_OK
)
5069 static int jim_target_poll(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5072 Jim_WrongNumArgs(interp
, 1, argv
, "[no parameters]");
5075 struct target
*target
= Jim_CmdPrivData(interp
);
5076 if (!target
->tap
->enabled
)
5077 return jim_target_tap_disabled(interp
);
5080 if (!(target_was_examined(target
)))
5081 e
= ERROR_TARGET_NOT_EXAMINED
;
5083 e
= target
->type
->poll(target
);
5089 static int jim_target_reset(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5092 Jim_GetOpt_Setup(&goi
, interp
, argc
- 1, argv
+ 1);
5094 if (goi
.argc
!= 2) {
5095 Jim_WrongNumArgs(interp
, 0, argv
,
5096 "([tT]|[fF]|assert|deassert) BOOL");
5101 int e
= Jim_GetOpt_Nvp(&goi
, nvp_assert
, &n
);
5103 Jim_GetOpt_NvpUnknown(&goi
, nvp_assert
, 1);
5106 /* the halt or not param */
5108 e
= Jim_GetOpt_Wide(&goi
, &a
);
5112 struct target
*target
= Jim_CmdPrivData(goi
.interp
);
5113 if (!target
->tap
->enabled
)
5114 return jim_target_tap_disabled(interp
);
5116 if (!target
->type
->assert_reset
|| !target
->type
->deassert_reset
) {
5117 Jim_SetResultFormatted(interp
,
5118 "No target-specific reset for %s",
5119 target_name(target
));
5123 if (target
->defer_examine
)
5124 target_reset_examined(target
);
5126 /* determine if we should halt or not. */
5127 target
->reset_halt
= !!a
;
5128 /* When this happens - all workareas are invalid. */
5129 target_free_all_working_areas_restore(target
, 0);
5132 if (n
->value
== NVP_ASSERT
)
5133 e
= target
->type
->assert_reset(target
);
5135 e
= target
->type
->deassert_reset(target
);
5136 return (e
== ERROR_OK
) ? JIM_OK
: JIM_ERR
;
5139 static int jim_target_halt(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5142 Jim_WrongNumArgs(interp
, 1, argv
, "[no parameters]");
5145 struct target
*target
= Jim_CmdPrivData(interp
);
5146 if (!target
->tap
->enabled
)
5147 return jim_target_tap_disabled(interp
);
5148 int e
= target
->type
->halt(target
);
5149 return (e
== ERROR_OK
) ? JIM_OK
: JIM_ERR
;
5152 static int jim_target_wait_state(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5155 Jim_GetOpt_Setup(&goi
, interp
, argc
- 1, argv
+ 1);
5157 /* params: <name> statename timeoutmsecs */
5158 if (goi
.argc
!= 2) {
5159 const char *cmd_name
= Jim_GetString(argv
[0], NULL
);
5160 Jim_SetResultFormatted(goi
.interp
,
5161 "%s <state_name> <timeout_in_msec>", cmd_name
);
5166 int e
= Jim_GetOpt_Nvp(&goi
, nvp_target_state
, &n
);
5168 Jim_GetOpt_NvpUnknown(&goi
, nvp_target_state
, 1);
5172 e
= Jim_GetOpt_Wide(&goi
, &a
);
5175 struct target
*target
= Jim_CmdPrivData(interp
);
5176 if (!target
->tap
->enabled
)
5177 return jim_target_tap_disabled(interp
);
5179 e
= target_wait_state(target
, n
->value
, a
);
5180 if (e
!= ERROR_OK
) {
5181 Jim_Obj
*eObj
= Jim_NewIntObj(interp
, e
);
5182 Jim_SetResultFormatted(goi
.interp
,
5183 "target: %s wait %s fails (%#s) %s",
5184 target_name(target
), n
->name
,
5185 eObj
, target_strerror_safe(e
));
5190 /* List for human, Events defined for this target.
5191 * scripts/programs should use 'name cget -event NAME'
5193 COMMAND_HANDLER(handle_target_event_list
)
5195 struct target
*target
= get_current_target(CMD_CTX
);
5196 struct target_event_action
*teap
= target
->event_action
;
5198 command_print(CMD
, "Event actions for target (%d) %s\n",
5199 target
->target_number
,
5200 target_name(target
));
5201 command_print(CMD
, "%-25s | Body", "Event");
5202 command_print(CMD
, "------------------------- | "
5203 "----------------------------------------");
5205 Jim_Nvp
*opt
= Jim_Nvp_value2name_simple(nvp_target_event
, teap
->event
);
5206 command_print(CMD
, "%-25s | %s",
5207 opt
->name
, Jim_GetString(teap
->body
, NULL
));
5210 command_print(CMD
, "***END***");
5213 static int jim_target_current_state(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5216 Jim_WrongNumArgs(interp
, 1, argv
, "[no parameters]");
5219 struct target
*target
= Jim_CmdPrivData(interp
);
5220 Jim_SetResultString(interp
, target_state_name(target
), -1);
5223 static int jim_target_invoke_event(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5226 Jim_GetOpt_Setup(&goi
, interp
, argc
- 1, argv
+ 1);
5227 if (goi
.argc
!= 1) {
5228 const char *cmd_name
= Jim_GetString(argv
[0], NULL
);
5229 Jim_SetResultFormatted(goi
.interp
, "%s <eventname>", cmd_name
);
5233 int e
= Jim_GetOpt_Nvp(&goi
, nvp_target_event
, &n
);
5235 Jim_GetOpt_NvpUnknown(&goi
, nvp_target_event
, 1);
5238 struct target
*target
= Jim_CmdPrivData(interp
);
5239 target_handle_event(target
, n
->value
);
5243 static const struct command_registration target_instance_command_handlers
[] = {
5245 .name
= "configure",
5246 .mode
= COMMAND_ANY
,
5247 .jim_handler
= jim_target_configure
,
5248 .help
= "configure a new target for use",
5249 .usage
= "[target_attribute ...]",
5253 .mode
= COMMAND_ANY
,
5254 .jim_handler
= jim_target_configure
,
5255 .help
= "returns the specified target attribute",
5256 .usage
= "target_attribute",
5260 .handler
= handle_mw_command
,
5261 .mode
= COMMAND_EXEC
,
5262 .help
= "Write 64-bit word(s) to target memory",
5263 .usage
= "address data [count]",
5267 .handler
= handle_mw_command
,
5268 .mode
= COMMAND_EXEC
,
5269 .help
= "Write 32-bit word(s) to target memory",
5270 .usage
= "address data [count]",
5274 .handler
= handle_mw_command
,
5275 .mode
= COMMAND_EXEC
,
5276 .help
= "Write 16-bit half-word(s) to target memory",
5277 .usage
= "address data [count]",
5281 .handler
= handle_mw_command
,
5282 .mode
= COMMAND_EXEC
,
5283 .help
= "Write byte(s) to target memory",
5284 .usage
= "address data [count]",
5288 .handler
= handle_md_command
,
5289 .mode
= COMMAND_EXEC
,
5290 .help
= "Display target memory as 64-bit words",
5291 .usage
= "address [count]",
5295 .handler
= handle_md_command
,
5296 .mode
= COMMAND_EXEC
,
5297 .help
= "Display target memory as 32-bit words",
5298 .usage
= "address [count]",
5302 .handler
= handle_md_command
,
5303 .mode
= COMMAND_EXEC
,
5304 .help
= "Display target memory as 16-bit half-words",
5305 .usage
= "address [count]",
5309 .handler
= handle_md_command
,
5310 .mode
= COMMAND_EXEC
,
5311 .help
= "Display target memory as 8-bit bytes",
5312 .usage
= "address [count]",
5315 .name
= "array2mem",
5316 .mode
= COMMAND_EXEC
,
5317 .jim_handler
= jim_target_array2mem
,
5318 .help
= "Writes Tcl array of 8/16/32 bit numbers "
5320 .usage
= "arrayname bitwidth address count",
5323 .name
= "mem2array",
5324 .mode
= COMMAND_EXEC
,
5325 .jim_handler
= jim_target_mem2array
,
5326 .help
= "Loads Tcl array of 8/16/32 bit numbers "
5327 "from target memory",
5328 .usage
= "arrayname bitwidth address count",
5331 .name
= "eventlist",
5332 .handler
= handle_target_event_list
,
5333 .mode
= COMMAND_EXEC
,
5334 .help
= "displays a table of events defined for this target",
5339 .mode
= COMMAND_EXEC
,
5340 .jim_handler
= jim_target_current_state
,
5341 .help
= "displays the current state of this target",
5344 .name
= "arp_examine",
5345 .mode
= COMMAND_EXEC
,
5346 .jim_handler
= jim_target_examine
,
5347 .help
= "used internally for reset processing",
5348 .usage
= "['allow-defer']",
5351 .name
= "was_examined",
5352 .mode
= COMMAND_EXEC
,
5353 .jim_handler
= jim_target_was_examined
,
5354 .help
= "used internally for reset processing",
5357 .name
= "examine_deferred",
5358 .mode
= COMMAND_EXEC
,
5359 .jim_handler
= jim_target_examine_deferred
,
5360 .help
= "used internally for reset processing",
5363 .name
= "arp_halt_gdb",
5364 .mode
= COMMAND_EXEC
,
5365 .jim_handler
= jim_target_halt_gdb
,
5366 .help
= "used internally for reset processing to halt GDB",
5370 .mode
= COMMAND_EXEC
,
5371 .jim_handler
= jim_target_poll
,
5372 .help
= "used internally for reset processing",
5375 .name
= "arp_reset",
5376 .mode
= COMMAND_EXEC
,
5377 .jim_handler
= jim_target_reset
,
5378 .help
= "used internally for reset processing",
5382 .mode
= COMMAND_EXEC
,
5383 .jim_handler
= jim_target_halt
,
5384 .help
= "used internally for reset processing",
5387 .name
= "arp_waitstate",
5388 .mode
= COMMAND_EXEC
,
5389 .jim_handler
= jim_target_wait_state
,
5390 .help
= "used internally for reset processing",
5393 .name
= "invoke-event",
5394 .mode
= COMMAND_EXEC
,
5395 .jim_handler
= jim_target_invoke_event
,
5396 .help
= "invoke handler for specified event",
5397 .usage
= "event_name",
5399 COMMAND_REGISTRATION_DONE
5402 static int target_create(Jim_GetOptInfo
*goi
)
5409 struct target
*target
;
5410 struct command_context
*cmd_ctx
;
5412 cmd_ctx
= current_command_context(goi
->interp
);
5413 assert(cmd_ctx
!= NULL
);
5415 if (goi
->argc
< 3) {
5416 Jim_WrongNumArgs(goi
->interp
, 1, goi
->argv
, "?name? ?type? ..options...");
5421 Jim_GetOpt_Obj(goi
, &new_cmd
);
5422 /* does this command exist? */
5423 cmd
= Jim_GetCommand(goi
->interp
, new_cmd
, JIM_ERRMSG
);
5425 cp
= Jim_GetString(new_cmd
, NULL
);
5426 Jim_SetResultFormatted(goi
->interp
, "Command/target: %s Exists", cp
);
5431 e
= Jim_GetOpt_String(goi
, &cp
, NULL
);
5434 struct transport
*tr
= get_current_transport();
5435 if (tr
->override_target
) {
5436 e
= tr
->override_target(&cp
);
5437 if (e
!= ERROR_OK
) {
5438 LOG_ERROR("The selected transport doesn't support this target");
5441 LOG_INFO("The selected transport took over low-level target control. The results might differ compared to plain JTAG/SWD");
5443 /* now does target type exist */
5444 for (x
= 0 ; target_types
[x
] ; x
++) {
5445 if (0 == strcmp(cp
, target_types
[x
]->name
)) {
5450 /* check for deprecated name */
5451 if (target_types
[x
]->deprecated_name
) {
5452 if (0 == strcmp(cp
, target_types
[x
]->deprecated_name
)) {
5454 LOG_WARNING("target name is deprecated use: \'%s\'", target_types
[x
]->name
);
5459 if (target_types
[x
] == NULL
) {
5460 Jim_SetResultFormatted(goi
->interp
, "Unknown target type %s, try one of ", cp
);
5461 for (x
= 0 ; target_types
[x
] ; x
++) {
5462 if (target_types
[x
+ 1]) {
5463 Jim_AppendStrings(goi
->interp
,
5464 Jim_GetResult(goi
->interp
),
5465 target_types
[x
]->name
,
5468 Jim_AppendStrings(goi
->interp
,
5469 Jim_GetResult(goi
->interp
),
5471 target_types
[x
]->name
, NULL
);
5478 target
= calloc(1, sizeof(struct target
));
5479 /* set target number */
5480 target
->target_number
= new_target_number();
5481 cmd_ctx
->current_target
= target
;
5483 /* allocate memory for each unique target type */
5484 target
->type
= calloc(1, sizeof(struct target_type
));
5486 memcpy(target
->type
, target_types
[x
], sizeof(struct target_type
));
5488 /* will be set by "-endian" */
5489 target
->endianness
= TARGET_ENDIAN_UNKNOWN
;
5491 /* default to first core, override with -coreid */
5494 target
->working_area
= 0x0;
5495 target
->working_area_size
= 0x0;
5496 target
->working_areas
= NULL
;
5497 target
->backup_working_area
= 0;
5499 target
->state
= TARGET_UNKNOWN
;
5500 target
->debug_reason
= DBG_REASON_UNDEFINED
;
5501 target
->reg_cache
= NULL
;
5502 target
->breakpoints
= NULL
;
5503 target
->watchpoints
= NULL
;
5504 target
->next
= NULL
;
5505 target
->arch_info
= NULL
;
5507 target
->verbose_halt_msg
= true;
5509 target
->halt_issued
= false;
5511 /* initialize trace information */
5512 target
->trace_info
= calloc(1, sizeof(struct trace
));
5514 target
->dbgmsg
= NULL
;
5515 target
->dbg_msg_enabled
= 0;
5517 target
->endianness
= TARGET_ENDIAN_UNKNOWN
;
5519 target
->rtos
= NULL
;
5520 target
->rtos_auto_detect
= false;
5522 target
->gdb_port_override
= NULL
;
5524 /* Do the rest as "configure" options */
5525 goi
->isconfigure
= 1;
5526 e
= target_configure(goi
, target
);
5529 if (target
->has_dap
) {
5530 if (!target
->dap_configured
) {
5531 Jim_SetResultString(goi
->interp
, "-dap ?name? required when creating target", -1);
5535 if (!target
->tap_configured
) {
5536 Jim_SetResultString(goi
->interp
, "-chain-position ?name? required when creating target", -1);
5540 /* tap must be set after target was configured */
5541 if (target
->tap
== NULL
)
5546 free(target
->gdb_port_override
);
5552 if (target
->endianness
== TARGET_ENDIAN_UNKNOWN
) {
5553 /* default endian to little if not specified */
5554 target
->endianness
= TARGET_LITTLE_ENDIAN
;
5557 cp
= Jim_GetString(new_cmd
, NULL
);
5558 target
->cmd_name
= strdup(cp
);
5560 if (target
->type
->target_create
) {
5561 e
= (*(target
->type
->target_create
))(target
, goi
->interp
);
5562 if (e
!= ERROR_OK
) {
5563 LOG_DEBUG("target_create failed");
5564 free(target
->gdb_port_override
);
5566 free(target
->cmd_name
);
5572 /* create the target specific commands */
5573 if (target
->type
->commands
) {
5574 e
= register_commands(cmd_ctx
, NULL
, target
->type
->commands
);
5576 LOG_ERROR("unable to register '%s' commands", cp
);
5579 /* append to end of list */
5581 struct target
**tpp
;
5582 tpp
= &(all_targets
);
5584 tpp
= &((*tpp
)->next
);
5588 /* now - create the new target name command */
5589 const struct command_registration target_subcommands
[] = {
5591 .chain
= target_instance_command_handlers
,
5594 .chain
= target
->type
->commands
,
5596 COMMAND_REGISTRATION_DONE
5598 const struct command_registration target_commands
[] = {
5601 .mode
= COMMAND_ANY
,
5602 .help
= "target command group",
5604 .chain
= target_subcommands
,
5606 COMMAND_REGISTRATION_DONE
5608 e
= register_commands(cmd_ctx
, NULL
, target_commands
);
5612 struct command
*c
= command_find_in_context(cmd_ctx
, cp
);
5614 command_set_handler_data(c
, target
);
5616 return (ERROR_OK
== e
) ? JIM_OK
: JIM_ERR
;
5619 static int jim_target_current(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5622 Jim_WrongNumArgs(interp
, 1, argv
, "Too many parameters");
5625 struct command_context
*cmd_ctx
= current_command_context(interp
);
5626 assert(cmd_ctx
!= NULL
);
5628 Jim_SetResultString(interp
, target_name(get_current_target(cmd_ctx
)), -1);
5632 static int jim_target_types(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5635 Jim_WrongNumArgs(interp
, 1, argv
, "Too many parameters");
5638 Jim_SetResult(interp
, Jim_NewListObj(interp
, NULL
, 0));
5639 for (unsigned x
= 0; NULL
!= target_types
[x
]; x
++) {
5640 Jim_ListAppendElement(interp
, Jim_GetResult(interp
),
5641 Jim_NewStringObj(interp
, target_types
[x
]->name
, -1));
5646 static int jim_target_names(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5649 Jim_WrongNumArgs(interp
, 1, argv
, "Too many parameters");
5652 Jim_SetResult(interp
, Jim_NewListObj(interp
, NULL
, 0));
5653 struct target
*target
= all_targets
;
5655 Jim_ListAppendElement(interp
, Jim_GetResult(interp
),
5656 Jim_NewStringObj(interp
, target_name(target
), -1));
5657 target
= target
->next
;
5662 static int jim_target_smp(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5665 const char *targetname
;
5667 struct target
*target
= (struct target
*) NULL
;
5668 struct target_list
*head
, *curr
, *new;
5669 curr
= (struct target_list
*) NULL
;
5670 head
= (struct target_list
*) NULL
;
5673 LOG_DEBUG("%d", argc
);
5674 /* argv[1] = target to associate in smp
5675 * argv[2] = target to assoicate in smp
5679 for (i
= 1; i
< argc
; i
++) {
5681 targetname
= Jim_GetString(argv
[i
], &len
);
5682 target
= get_target(targetname
);
5683 LOG_DEBUG("%s ", targetname
);
5685 new = malloc(sizeof(struct target_list
));
5686 new->target
= target
;
5687 new->next
= (struct target_list
*)NULL
;
5688 if (head
== (struct target_list
*)NULL
) {
5697 /* now parse the list of cpu and put the target in smp mode*/
5700 while (curr
!= (struct target_list
*)NULL
) {
5701 target
= curr
->target
;
5703 target
->head
= head
;
5707 if (target
&& target
->rtos
)
5708 retval
= rtos_smp_init(head
->target
);
5714 static int jim_target_create(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5717 Jim_GetOpt_Setup(&goi
, interp
, argc
- 1, argv
+ 1);
5719 Jim_WrongNumArgs(goi
.interp
, goi
.argc
, goi
.argv
,
5720 "<name> <target_type> [<target_options> ...]");
5723 return target_create(&goi
);
5726 static const struct command_registration target_subcommand_handlers
[] = {
5729 .mode
= COMMAND_CONFIG
,
5730 .handler
= handle_target_init_command
,
5731 .help
= "initialize targets",
5736 .mode
= COMMAND_CONFIG
,
5737 .jim_handler
= jim_target_create
,
5738 .usage
= "name type '-chain-position' name [options ...]",
5739 .help
= "Creates and selects a new target",
5743 .mode
= COMMAND_ANY
,
5744 .jim_handler
= jim_target_current
,
5745 .help
= "Returns the currently selected target",
5749 .mode
= COMMAND_ANY
,
5750 .jim_handler
= jim_target_types
,
5751 .help
= "Returns the available target types as "
5752 "a list of strings",
5756 .mode
= COMMAND_ANY
,
5757 .jim_handler
= jim_target_names
,
5758 .help
= "Returns the names of all targets as a list of strings",
5762 .mode
= COMMAND_ANY
,
5763 .jim_handler
= jim_target_smp
,
5764 .usage
= "targetname1 targetname2 ...",
5765 .help
= "gather several target in a smp list"
5768 COMMAND_REGISTRATION_DONE
5772 target_addr_t address
;
5778 static int fastload_num
;
5779 static struct FastLoad
*fastload
;
5781 static void free_fastload(void)
5783 if (fastload
!= NULL
) {
5785 for (i
= 0; i
< fastload_num
; i
++) {
5786 if (fastload
[i
].data
)
5787 free(fastload
[i
].data
);
5794 COMMAND_HANDLER(handle_fast_load_image_command
)
5798 uint32_t image_size
;
5799 target_addr_t min_address
= 0;
5800 target_addr_t max_address
= -1;
5805 int retval
= CALL_COMMAND_HANDLER(parse_load_image_command_CMD_ARGV
,
5806 &image
, &min_address
, &max_address
);
5807 if (ERROR_OK
!= retval
)
5810 struct duration bench
;
5811 duration_start(&bench
);
5813 retval
= image_open(&image
, CMD_ARGV
[0], (CMD_ARGC
>= 3) ? CMD_ARGV
[2] : NULL
);
5814 if (retval
!= ERROR_OK
)
5819 fastload_num
= image
.num_sections
;
5820 fastload
= malloc(sizeof(struct FastLoad
)*image
.num_sections
);
5821 if (fastload
== NULL
) {
5822 command_print(CMD
, "out of memory");
5823 image_close(&image
);
5826 memset(fastload
, 0, sizeof(struct FastLoad
)*image
.num_sections
);
5827 for (i
= 0; i
< image
.num_sections
; i
++) {
5828 buffer
= malloc(image
.sections
[i
].size
);
5829 if (buffer
== NULL
) {
5830 command_print(CMD
, "error allocating buffer for section (%d bytes)",
5831 (int)(image
.sections
[i
].size
));
5832 retval
= ERROR_FAIL
;
5836 retval
= image_read_section(&image
, i
, 0x0, image
.sections
[i
].size
, buffer
, &buf_cnt
);
5837 if (retval
!= ERROR_OK
) {
5842 uint32_t offset
= 0;
5843 uint32_t length
= buf_cnt
;
5845 /* DANGER!!! beware of unsigned comparision here!!! */
5847 if ((image
.sections
[i
].base_address
+ buf_cnt
>= min_address
) &&
5848 (image
.sections
[i
].base_address
< max_address
)) {
5849 if (image
.sections
[i
].base_address
< min_address
) {
5850 /* clip addresses below */
5851 offset
+= min_address
-image
.sections
[i
].base_address
;
5855 if (image
.sections
[i
].base_address
+ buf_cnt
> max_address
)
5856 length
-= (image
.sections
[i
].base_address
+ buf_cnt
)-max_address
;
5858 fastload
[i
].address
= image
.sections
[i
].base_address
+ offset
;
5859 fastload
[i
].data
= malloc(length
);
5860 if (fastload
[i
].data
== NULL
) {
5862 command_print(CMD
, "error allocating buffer for section (%" PRIu32
" bytes)",
5864 retval
= ERROR_FAIL
;
5867 memcpy(fastload
[i
].data
, buffer
+ offset
, length
);
5868 fastload
[i
].length
= length
;
5870 image_size
+= length
;
5871 command_print(CMD
, "%u bytes written at address 0x%8.8x",
5872 (unsigned int)length
,
5873 ((unsigned int)(image
.sections
[i
].base_address
+ offset
)));
5879 if ((ERROR_OK
== retval
) && (duration_measure(&bench
) == ERROR_OK
)) {
5880 command_print(CMD
, "Loaded %" PRIu32
" bytes "
5881 "in %fs (%0.3f KiB/s)", image_size
,
5882 duration_elapsed(&bench
), duration_kbps(&bench
, image_size
));
5885 "WARNING: image has not been loaded to target!"
5886 "You can issue a 'fast_load' to finish loading.");
5889 image_close(&image
);
5891 if (retval
!= ERROR_OK
)
5897 COMMAND_HANDLER(handle_fast_load_command
)
5900 return ERROR_COMMAND_SYNTAX_ERROR
;
5901 if (fastload
== NULL
) {
5902 LOG_ERROR("No image in memory");
5906 int64_t ms
= timeval_ms();
5908 int retval
= ERROR_OK
;
5909 for (i
= 0; i
< fastload_num
; i
++) {
5910 struct target
*target
= get_current_target(CMD_CTX
);
5911 command_print(CMD
, "Write to 0x%08x, length 0x%08x",
5912 (unsigned int)(fastload
[i
].address
),
5913 (unsigned int)(fastload
[i
].length
));
5914 retval
= target_write_buffer(target
, fastload
[i
].address
, fastload
[i
].length
, fastload
[i
].data
);
5915 if (retval
!= ERROR_OK
)
5917 size
+= fastload
[i
].length
;
5919 if (retval
== ERROR_OK
) {
5920 int64_t after
= timeval_ms();
5921 command_print(CMD
, "Loaded image %f kBytes/s", (float)(size
/1024.0)/((float)(after
-ms
)/1000.0));
5926 static const struct command_registration target_command_handlers
[] = {
5929 .handler
= handle_targets_command
,
5930 .mode
= COMMAND_ANY
,
5931 .help
= "change current default target (one parameter) "
5932 "or prints table of all targets (no parameters)",
5933 .usage
= "[target]",
5937 .mode
= COMMAND_CONFIG
,
5938 .help
= "configure target",
5939 .chain
= target_subcommand_handlers
,
5942 COMMAND_REGISTRATION_DONE
5945 int target_register_commands(struct command_context
*cmd_ctx
)
5947 return register_commands(cmd_ctx
, NULL
, target_command_handlers
);
5950 static bool target_reset_nag
= true;
5952 bool get_target_reset_nag(void)
5954 return target_reset_nag
;
5957 COMMAND_HANDLER(handle_target_reset_nag
)
5959 return CALL_COMMAND_HANDLER(handle_command_parse_bool
,
5960 &target_reset_nag
, "Nag after each reset about options to improve "
5964 COMMAND_HANDLER(handle_ps_command
)
5966 struct target
*target
= get_current_target(CMD_CTX
);
5968 if (target
->state
!= TARGET_HALTED
) {
5969 LOG_INFO("target not halted !!");
5973 if ((target
->rtos
) && (target
->rtos
->type
)
5974 && (target
->rtos
->type
->ps_command
)) {
5975 display
= target
->rtos
->type
->ps_command(target
);
5976 command_print(CMD
, "%s", display
);
5981 return ERROR_TARGET_FAILURE
;
5985 static void binprint(struct command_invocation
*cmd
, const char *text
, const uint8_t *buf
, int size
)
5988 command_print_sameline(cmd
, "%s", text
);
5989 for (int i
= 0; i
< size
; i
++)
5990 command_print_sameline(cmd
, " %02x", buf
[i
]);
5991 command_print(cmd
, " ");
5994 COMMAND_HANDLER(handle_test_mem_access_command
)
5996 struct target
*target
= get_current_target(CMD_CTX
);
5998 int retval
= ERROR_OK
;
6000 if (target
->state
!= TARGET_HALTED
) {
6001 LOG_INFO("target not halted !!");
6006 return ERROR_COMMAND_SYNTAX_ERROR
;
6008 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], test_size
);
6011 size_t num_bytes
= test_size
+ 4;
6013 struct working_area
*wa
= NULL
;
6014 retval
= target_alloc_working_area(target
, num_bytes
, &wa
);
6015 if (retval
!= ERROR_OK
) {
6016 LOG_ERROR("Not enough working area");
6020 uint8_t *test_pattern
= malloc(num_bytes
);
6022 for (size_t i
= 0; i
< num_bytes
; i
++)
6023 test_pattern
[i
] = rand();
6025 retval
= target_write_memory(target
, wa
->address
, 1, num_bytes
, test_pattern
);
6026 if (retval
!= ERROR_OK
) {
6027 LOG_ERROR("Test pattern write failed");
6031 for (int host_offset
= 0; host_offset
<= 1; host_offset
++) {
6032 for (int size
= 1; size
<= 4; size
*= 2) {
6033 for (int offset
= 0; offset
< 4; offset
++) {
6034 uint32_t count
= test_size
/ size
;
6035 size_t host_bufsiz
= (count
+ 2) * size
+ host_offset
;
6036 uint8_t *read_ref
= malloc(host_bufsiz
);
6037 uint8_t *read_buf
= malloc(host_bufsiz
);
6039 for (size_t i
= 0; i
< host_bufsiz
; i
++) {
6040 read_ref
[i
] = rand();
6041 read_buf
[i
] = read_ref
[i
];
6043 command_print_sameline(CMD
,
6044 "Test read %" PRIu32
" x %d @ %d to %saligned buffer: ", count
,
6045 size
, offset
, host_offset
? "un" : "");
6047 struct duration bench
;
6048 duration_start(&bench
);
6050 retval
= target_read_memory(target
, wa
->address
+ offset
, size
, count
,
6051 read_buf
+ size
+ host_offset
);
6053 duration_measure(&bench
);
6055 if (retval
== ERROR_TARGET_UNALIGNED_ACCESS
) {
6056 command_print(CMD
, "Unsupported alignment");
6058 } else if (retval
!= ERROR_OK
) {
6059 command_print(CMD
, "Memory read failed");
6063 /* replay on host */
6064 memcpy(read_ref
+ size
+ host_offset
, test_pattern
+ offset
, count
* size
);
6067 int result
= memcmp(read_ref
, read_buf
, host_bufsiz
);
6069 command_print(CMD
, "Pass in %fs (%0.3f KiB/s)",
6070 duration_elapsed(&bench
),
6071 duration_kbps(&bench
, count
* size
));
6073 command_print(CMD
, "Compare failed");
6074 binprint(CMD
, "ref:", read_ref
, host_bufsiz
);
6075 binprint(CMD
, "buf:", read_buf
, host_bufsiz
);
6088 target_free_working_area(target
, wa
);
6091 num_bytes
= test_size
+ 4 + 4 + 4;
6093 retval
= target_alloc_working_area(target
, num_bytes
, &wa
);
6094 if (retval
!= ERROR_OK
) {
6095 LOG_ERROR("Not enough working area");
6099 test_pattern
= malloc(num_bytes
);
6101 for (size_t i
= 0; i
< num_bytes
; i
++)
6102 test_pattern
[i
] = rand();
6104 for (int host_offset
= 0; host_offset
<= 1; host_offset
++) {
6105 for (int size
= 1; size
<= 4; size
*= 2) {
6106 for (int offset
= 0; offset
< 4; offset
++) {
6107 uint32_t count
= test_size
/ size
;
6108 size_t host_bufsiz
= count
* size
+ host_offset
;
6109 uint8_t *read_ref
= malloc(num_bytes
);
6110 uint8_t *read_buf
= malloc(num_bytes
);
6111 uint8_t *write_buf
= malloc(host_bufsiz
);
6113 for (size_t i
= 0; i
< host_bufsiz
; i
++)
6114 write_buf
[i
] = rand();
6115 command_print_sameline(CMD
,
6116 "Test write %" PRIu32
" x %d @ %d from %saligned buffer: ", count
,
6117 size
, offset
, host_offset
? "un" : "");
6119 retval
= target_write_memory(target
, wa
->address
, 1, num_bytes
, test_pattern
);
6120 if (retval
!= ERROR_OK
) {
6121 command_print(CMD
, "Test pattern write failed");
6125 /* replay on host */
6126 memcpy(read_ref
, test_pattern
, num_bytes
);
6127 memcpy(read_ref
+ size
+ offset
, write_buf
+ host_offset
, count
* size
);
6129 struct duration bench
;
6130 duration_start(&bench
);
6132 retval
= target_write_memory(target
, wa
->address
+ size
+ offset
, size
, count
,
6133 write_buf
+ host_offset
);
6135 duration_measure(&bench
);
6137 if (retval
== ERROR_TARGET_UNALIGNED_ACCESS
) {
6138 command_print(CMD
, "Unsupported alignment");
6140 } else if (retval
!= ERROR_OK
) {
6141 command_print(CMD
, "Memory write failed");
6146 retval
= target_read_memory(target
, wa
->address
, 1, num_bytes
, read_buf
);
6147 if (retval
!= ERROR_OK
) {
6148 command_print(CMD
, "Test pattern write failed");
6153 int result
= memcmp(read_ref
, read_buf
, num_bytes
);
6155 command_print(CMD
, "Pass in %fs (%0.3f KiB/s)",
6156 duration_elapsed(&bench
),
6157 duration_kbps(&bench
, count
* size
));
6159 command_print(CMD
, "Compare failed");
6160 binprint(CMD
, "ref:", read_ref
, num_bytes
);
6161 binprint(CMD
, "buf:", read_buf
, num_bytes
);
6173 target_free_working_area(target
, wa
);
6177 static const struct command_registration target_exec_command_handlers
[] = {
6179 .name
= "fast_load_image",
6180 .handler
= handle_fast_load_image_command
,
6181 .mode
= COMMAND_ANY
,
6182 .help
= "Load image into server memory for later use by "
6183 "fast_load; primarily for profiling",
6184 .usage
= "filename address ['bin'|'ihex'|'elf'|'s19'] "
6185 "[min_address [max_length]]",
6188 .name
= "fast_load",
6189 .handler
= handle_fast_load_command
,
6190 .mode
= COMMAND_EXEC
,
6191 .help
= "loads active fast load image to current target "
6192 "- mainly for profiling purposes",
6197 .handler
= handle_profile_command
,
6198 .mode
= COMMAND_EXEC
,
6199 .usage
= "seconds filename [start end]",
6200 .help
= "profiling samples the CPU PC",
6202 /** @todo don't register virt2phys() unless target supports it */
6204 .name
= "virt2phys",
6205 .handler
= handle_virt2phys_command
,
6206 .mode
= COMMAND_ANY
,
6207 .help
= "translate a virtual address into a physical address",
6208 .usage
= "virtual_address",
6212 .handler
= handle_reg_command
,
6213 .mode
= COMMAND_EXEC
,
6214 .help
= "display (reread from target with \"force\") or set a register; "
6215 "with no arguments, displays all registers and their values",
6216 .usage
= "[(register_number|register_name) [(value|'force')]]",
6220 .handler
= handle_poll_command
,
6221 .mode
= COMMAND_EXEC
,
6222 .help
= "poll target state; or reconfigure background polling",
6223 .usage
= "['on'|'off']",
6226 .name
= "wait_halt",
6227 .handler
= handle_wait_halt_command
,
6228 .mode
= COMMAND_EXEC
,
6229 .help
= "wait up to the specified number of milliseconds "
6230 "(default 5000) for a previously requested halt",
6231 .usage
= "[milliseconds]",
6235 .handler
= handle_halt_command
,
6236 .mode
= COMMAND_EXEC
,
6237 .help
= "request target to halt, then wait up to the specified"
6238 "number of milliseconds (default 5000) for it to complete",
6239 .usage
= "[milliseconds]",
6243 .handler
= handle_resume_command
,
6244 .mode
= COMMAND_EXEC
,
6245 .help
= "resume target execution from current PC or address",
6246 .usage
= "[address]",
6250 .handler
= handle_reset_command
,
6251 .mode
= COMMAND_EXEC
,
6252 .usage
= "[run|halt|init]",
6253 .help
= "Reset all targets into the specified mode."
6254 "Default reset mode is run, if not given.",
6257 .name
= "soft_reset_halt",
6258 .handler
= handle_soft_reset_halt_command
,
6259 .mode
= COMMAND_EXEC
,
6261 .help
= "halt the target and do a soft reset",
6265 .handler
= handle_step_command
,
6266 .mode
= COMMAND_EXEC
,
6267 .help
= "step one instruction from current PC or address",
6268 .usage
= "[address]",
6272 .handler
= handle_md_command
,
6273 .mode
= COMMAND_EXEC
,
6274 .help
= "display memory double-words",
6275 .usage
= "['phys'] address [count]",
6279 .handler
= handle_md_command
,
6280 .mode
= COMMAND_EXEC
,
6281 .help
= "display memory words",
6282 .usage
= "['phys'] address [count]",
6286 .handler
= handle_md_command
,
6287 .mode
= COMMAND_EXEC
,
6288 .help
= "display memory half-words",
6289 .usage
= "['phys'] address [count]",
6293 .handler
= handle_md_command
,
6294 .mode
= COMMAND_EXEC
,
6295 .help
= "display memory bytes",
6296 .usage
= "['phys'] address [count]",
6300 .handler
= handle_mw_command
,
6301 .mode
= COMMAND_EXEC
,
6302 .help
= "write memory double-word",
6303 .usage
= "['phys'] address value [count]",
6307 .handler
= handle_mw_command
,
6308 .mode
= COMMAND_EXEC
,
6309 .help
= "write memory word",
6310 .usage
= "['phys'] address value [count]",
6314 .handler
= handle_mw_command
,
6315 .mode
= COMMAND_EXEC
,
6316 .help
= "write memory half-word",
6317 .usage
= "['phys'] address value [count]",
6321 .handler
= handle_mw_command
,
6322 .mode
= COMMAND_EXEC
,
6323 .help
= "write memory byte",
6324 .usage
= "['phys'] address value [count]",
6328 .handler
= handle_bp_command
,
6329 .mode
= COMMAND_EXEC
,
6330 .help
= "list or set hardware or software breakpoint",
6331 .usage
= "[<address> [<asid>] <length> ['hw'|'hw_ctx']]",
6335 .handler
= handle_rbp_command
,
6336 .mode
= COMMAND_EXEC
,
6337 .help
= "remove breakpoint",
6338 .usage
= "'all' | address",
6342 .handler
= handle_wp_command
,
6343 .mode
= COMMAND_EXEC
,
6344 .help
= "list (no params) or create watchpoints",
6345 .usage
= "[address length [('r'|'w'|'a') value [mask]]]",
6349 .handler
= handle_rwp_command
,
6350 .mode
= COMMAND_EXEC
,
6351 .help
= "remove watchpoint",
6355 .name
= "load_image",
6356 .handler
= handle_load_image_command
,
6357 .mode
= COMMAND_EXEC
,
6358 .usage
= "filename address ['bin'|'ihex'|'elf'|'s19'] "
6359 "[min_address] [max_length]",
6362 .name
= "dump_image",
6363 .handler
= handle_dump_image_command
,
6364 .mode
= COMMAND_EXEC
,
6365 .usage
= "filename address size",
6368 .name
= "verify_image_checksum",
6369 .handler
= handle_verify_image_checksum_command
,
6370 .mode
= COMMAND_EXEC
,
6371 .usage
= "filename [offset [type]]",
6374 .name
= "verify_image",
6375 .handler
= handle_verify_image_command
,
6376 .mode
= COMMAND_EXEC
,
6377 .usage
= "filename [offset [type]]",
6380 .name
= "test_image",
6381 .handler
= handle_test_image_command
,
6382 .mode
= COMMAND_EXEC
,
6383 .usage
= "filename [offset [type]]",
6386 .name
= "mem2array",
6387 .mode
= COMMAND_EXEC
,
6388 .jim_handler
= jim_mem2array
,
6389 .help
= "read 8/16/32 bit memory and return as a TCL array "
6390 "for script processing",
6391 .usage
= "arrayname bitwidth address count",
6394 .name
= "array2mem",
6395 .mode
= COMMAND_EXEC
,
6396 .jim_handler
= jim_array2mem
,
6397 .help
= "convert a TCL array to memory locations "
6398 "and write the 8/16/32 bit values",
6399 .usage
= "arrayname bitwidth address count",
6402 .name
= "reset_nag",
6403 .handler
= handle_target_reset_nag
,
6404 .mode
= COMMAND_ANY
,
6405 .help
= "Nag after each reset about options that could have been "
6406 "enabled to improve performance. ",
6407 .usage
= "['enable'|'disable']",
6411 .handler
= handle_ps_command
,
6412 .mode
= COMMAND_EXEC
,
6413 .help
= "list all tasks ",
6417 .name
= "test_mem_access",
6418 .handler
= handle_test_mem_access_command
,
6419 .mode
= COMMAND_EXEC
,
6420 .help
= "Test the target's memory access functions",
6424 COMMAND_REGISTRATION_DONE
6426 static int target_register_user_commands(struct command_context
*cmd_ctx
)
6428 int retval
= ERROR_OK
;
6429 retval
= target_request_register_commands(cmd_ctx
);
6430 if (retval
!= ERROR_OK
)
6433 retval
= trace_register_commands(cmd_ctx
);
6434 if (retval
!= ERROR_OK
)
6438 return register_commands(cmd_ctx
, NULL
, target_exec_command_handlers
);