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
[] = {
156 struct target
*all_targets
;
157 static struct target_event_callback
*target_event_callbacks
;
158 static struct target_timer_callback
*target_timer_callbacks
;
159 LIST_HEAD(target_reset_callback_list
);
160 LIST_HEAD(target_trace_callback_list
);
161 static const int polling_interval
= 100;
163 static const Jim_Nvp nvp_assert
[] = {
164 { .name
= "assert", NVP_ASSERT
},
165 { .name
= "deassert", NVP_DEASSERT
},
166 { .name
= "T", NVP_ASSERT
},
167 { .name
= "F", NVP_DEASSERT
},
168 { .name
= "t", NVP_ASSERT
},
169 { .name
= "f", NVP_DEASSERT
},
170 { .name
= NULL
, .value
= -1 }
173 static const Jim_Nvp nvp_error_target
[] = {
174 { .value
= ERROR_TARGET_INVALID
, .name
= "err-invalid" },
175 { .value
= ERROR_TARGET_INIT_FAILED
, .name
= "err-init-failed" },
176 { .value
= ERROR_TARGET_TIMEOUT
, .name
= "err-timeout" },
177 { .value
= ERROR_TARGET_NOT_HALTED
, .name
= "err-not-halted" },
178 { .value
= ERROR_TARGET_FAILURE
, .name
= "err-failure" },
179 { .value
= ERROR_TARGET_UNALIGNED_ACCESS
, .name
= "err-unaligned-access" },
180 { .value
= ERROR_TARGET_DATA_ABORT
, .name
= "err-data-abort" },
181 { .value
= ERROR_TARGET_RESOURCE_NOT_AVAILABLE
, .name
= "err-resource-not-available" },
182 { .value
= ERROR_TARGET_TRANSLATION_FAULT
, .name
= "err-translation-fault" },
183 { .value
= ERROR_TARGET_NOT_RUNNING
, .name
= "err-not-running" },
184 { .value
= ERROR_TARGET_NOT_EXAMINED
, .name
= "err-not-examined" },
185 { .value
= -1, .name
= NULL
}
188 static const char *target_strerror_safe(int err
)
192 n
= Jim_Nvp_value2name_simple(nvp_error_target
, err
);
199 static const Jim_Nvp nvp_target_event
[] = {
201 { .value
= TARGET_EVENT_GDB_HALT
, .name
= "gdb-halt" },
202 { .value
= TARGET_EVENT_HALTED
, .name
= "halted" },
203 { .value
= TARGET_EVENT_RESUMED
, .name
= "resumed" },
204 { .value
= TARGET_EVENT_RESUME_START
, .name
= "resume-start" },
205 { .value
= TARGET_EVENT_RESUME_END
, .name
= "resume-end" },
206 { .value
= TARGET_EVENT_STEP_START
, .name
= "step-start" },
207 { .value
= TARGET_EVENT_STEP_END
, .name
= "step-end" },
209 { .name
= "gdb-start", .value
= TARGET_EVENT_GDB_START
},
210 { .name
= "gdb-end", .value
= TARGET_EVENT_GDB_END
},
212 { .value
= TARGET_EVENT_RESET_START
, .name
= "reset-start" },
213 { .value
= TARGET_EVENT_RESET_ASSERT_PRE
, .name
= "reset-assert-pre" },
214 { .value
= TARGET_EVENT_RESET_ASSERT
, .name
= "reset-assert" },
215 { .value
= TARGET_EVENT_RESET_ASSERT_POST
, .name
= "reset-assert-post" },
216 { .value
= TARGET_EVENT_RESET_DEASSERT_PRE
, .name
= "reset-deassert-pre" },
217 { .value
= TARGET_EVENT_RESET_DEASSERT_POST
, .name
= "reset-deassert-post" },
218 { .value
= TARGET_EVENT_RESET_INIT
, .name
= "reset-init" },
219 { .value
= TARGET_EVENT_RESET_END
, .name
= "reset-end" },
221 { .value
= TARGET_EVENT_EXAMINE_START
, .name
= "examine-start" },
222 { .value
= TARGET_EVENT_EXAMINE_FAIL
, .name
= "examine-fail" },
223 { .value
= TARGET_EVENT_EXAMINE_END
, .name
= "examine-end" },
225 { .value
= TARGET_EVENT_DEBUG_HALTED
, .name
= "debug-halted" },
226 { .value
= TARGET_EVENT_DEBUG_RESUMED
, .name
= "debug-resumed" },
228 { .value
= TARGET_EVENT_GDB_ATTACH
, .name
= "gdb-attach" },
229 { .value
= TARGET_EVENT_GDB_DETACH
, .name
= "gdb-detach" },
231 { .value
= TARGET_EVENT_GDB_FLASH_WRITE_START
, .name
= "gdb-flash-write-start" },
232 { .value
= TARGET_EVENT_GDB_FLASH_WRITE_END
, .name
= "gdb-flash-write-end" },
234 { .value
= TARGET_EVENT_GDB_FLASH_ERASE_START
, .name
= "gdb-flash-erase-start" },
235 { .value
= TARGET_EVENT_GDB_FLASH_ERASE_END
, .name
= "gdb-flash-erase-end" },
237 { .value
= TARGET_EVENT_TRACE_CONFIG
, .name
= "trace-config" },
239 { .name
= NULL
, .value
= -1 }
242 static const Jim_Nvp nvp_target_state
[] = {
243 { .name
= "unknown", .value
= TARGET_UNKNOWN
},
244 { .name
= "running", .value
= TARGET_RUNNING
},
245 { .name
= "halted", .value
= TARGET_HALTED
},
246 { .name
= "reset", .value
= TARGET_RESET
},
247 { .name
= "debug-running", .value
= TARGET_DEBUG_RUNNING
},
248 { .name
= NULL
, .value
= -1 },
251 static const Jim_Nvp nvp_target_debug_reason
[] = {
252 { .name
= "debug-request", .value
= DBG_REASON_DBGRQ
},
253 { .name
= "breakpoint", .value
= DBG_REASON_BREAKPOINT
},
254 { .name
= "watchpoint", .value
= DBG_REASON_WATCHPOINT
},
255 { .name
= "watchpoint-and-breakpoint", .value
= DBG_REASON_WPTANDBKPT
},
256 { .name
= "single-step", .value
= DBG_REASON_SINGLESTEP
},
257 { .name
= "target-not-halted", .value
= DBG_REASON_NOTHALTED
},
258 { .name
= "program-exit", .value
= DBG_REASON_EXIT
},
259 { .name
= "exception-catch", .value
= DBG_REASON_EXC_CATCH
},
260 { .name
= "undefined", .value
= DBG_REASON_UNDEFINED
},
261 { .name
= NULL
, .value
= -1 },
264 static const Jim_Nvp nvp_target_endian
[] = {
265 { .name
= "big", .value
= TARGET_BIG_ENDIAN
},
266 { .name
= "little", .value
= TARGET_LITTLE_ENDIAN
},
267 { .name
= "be", .value
= TARGET_BIG_ENDIAN
},
268 { .name
= "le", .value
= TARGET_LITTLE_ENDIAN
},
269 { .name
= NULL
, .value
= -1 },
272 static const Jim_Nvp nvp_reset_modes
[] = {
273 { .name
= "unknown", .value
= RESET_UNKNOWN
},
274 { .name
= "run", .value
= RESET_RUN
},
275 { .name
= "halt", .value
= RESET_HALT
},
276 { .name
= "init", .value
= RESET_INIT
},
277 { .name
= NULL
, .value
= -1 },
280 const char *debug_reason_name(struct target
*t
)
284 cp
= Jim_Nvp_value2name_simple(nvp_target_debug_reason
,
285 t
->debug_reason
)->name
;
287 LOG_ERROR("Invalid debug reason: %d", (int)(t
->debug_reason
));
288 cp
= "(*BUG*unknown*BUG*)";
293 const char *target_state_name(struct target
*t
)
296 cp
= Jim_Nvp_value2name_simple(nvp_target_state
, t
->state
)->name
;
298 LOG_ERROR("Invalid target state: %d", (int)(t
->state
));
299 cp
= "(*BUG*unknown*BUG*)";
302 if (!target_was_examined(t
) && t
->defer_examine
)
303 cp
= "examine deferred";
308 const char *target_event_name(enum target_event event
)
311 cp
= Jim_Nvp_value2name_simple(nvp_target_event
, event
)->name
;
313 LOG_ERROR("Invalid target event: %d", (int)(event
));
314 cp
= "(*BUG*unknown*BUG*)";
319 const char *target_reset_mode_name(enum target_reset_mode reset_mode
)
322 cp
= Jim_Nvp_value2name_simple(nvp_reset_modes
, reset_mode
)->name
;
324 LOG_ERROR("Invalid target reset mode: %d", (int)(reset_mode
));
325 cp
= "(*BUG*unknown*BUG*)";
330 /* determine the number of the new target */
331 static int new_target_number(void)
336 /* number is 0 based */
340 if (x
< t
->target_number
)
341 x
= t
->target_number
;
347 static void append_to_list_all_targets(struct target
*target
)
349 struct target
**t
= &all_targets
;
356 /* read a uint64_t from a buffer in target memory endianness */
357 uint64_t target_buffer_get_u64(struct target
*target
, const uint8_t *buffer
)
359 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
360 return le_to_h_u64(buffer
);
362 return be_to_h_u64(buffer
);
365 /* read a uint32_t from a buffer in target memory endianness */
366 uint32_t target_buffer_get_u32(struct target
*target
, const uint8_t *buffer
)
368 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
369 return le_to_h_u32(buffer
);
371 return be_to_h_u32(buffer
);
374 /* read a uint24_t from a buffer in target memory endianness */
375 uint32_t target_buffer_get_u24(struct target
*target
, const uint8_t *buffer
)
377 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
378 return le_to_h_u24(buffer
);
380 return be_to_h_u24(buffer
);
383 /* read a uint16_t from a buffer in target memory endianness */
384 uint16_t target_buffer_get_u16(struct target
*target
, const uint8_t *buffer
)
386 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
387 return le_to_h_u16(buffer
);
389 return be_to_h_u16(buffer
);
392 /* write a uint64_t to a buffer in target memory endianness */
393 void target_buffer_set_u64(struct target
*target
, uint8_t *buffer
, uint64_t value
)
395 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
396 h_u64_to_le(buffer
, value
);
398 h_u64_to_be(buffer
, value
);
401 /* write a uint32_t to a buffer in target memory endianness */
402 void target_buffer_set_u32(struct target
*target
, uint8_t *buffer
, uint32_t value
)
404 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
405 h_u32_to_le(buffer
, value
);
407 h_u32_to_be(buffer
, value
);
410 /* write a uint24_t to a buffer in target memory endianness */
411 void target_buffer_set_u24(struct target
*target
, uint8_t *buffer
, uint32_t value
)
413 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
414 h_u24_to_le(buffer
, value
);
416 h_u24_to_be(buffer
, value
);
419 /* write a uint16_t to a buffer in target memory endianness */
420 void target_buffer_set_u16(struct target
*target
, uint8_t *buffer
, uint16_t value
)
422 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
423 h_u16_to_le(buffer
, value
);
425 h_u16_to_be(buffer
, value
);
428 /* write a uint8_t to a buffer in target memory endianness */
429 static void target_buffer_set_u8(struct target
*target
, uint8_t *buffer
, uint8_t value
)
434 /* write a uint64_t array to a buffer in target memory endianness */
435 void target_buffer_get_u64_array(struct target
*target
, const uint8_t *buffer
, uint32_t count
, uint64_t *dstbuf
)
438 for (i
= 0; i
< count
; i
++)
439 dstbuf
[i
] = target_buffer_get_u64(target
, &buffer
[i
* 8]);
442 /* write a uint32_t array to a buffer in target memory endianness */
443 void target_buffer_get_u32_array(struct target
*target
, const uint8_t *buffer
, uint32_t count
, uint32_t *dstbuf
)
446 for (i
= 0; i
< count
; i
++)
447 dstbuf
[i
] = target_buffer_get_u32(target
, &buffer
[i
* 4]);
450 /* write a uint16_t array to a buffer in target memory endianness */
451 void target_buffer_get_u16_array(struct target
*target
, const uint8_t *buffer
, uint32_t count
, uint16_t *dstbuf
)
454 for (i
= 0; i
< count
; i
++)
455 dstbuf
[i
] = target_buffer_get_u16(target
, &buffer
[i
* 2]);
458 /* write a uint64_t array to a buffer in target memory endianness */
459 void target_buffer_set_u64_array(struct target
*target
, uint8_t *buffer
, uint32_t count
, const uint64_t *srcbuf
)
462 for (i
= 0; i
< count
; i
++)
463 target_buffer_set_u64(target
, &buffer
[i
* 8], srcbuf
[i
]);
466 /* write a uint32_t array to a buffer in target memory endianness */
467 void target_buffer_set_u32_array(struct target
*target
, uint8_t *buffer
, uint32_t count
, const uint32_t *srcbuf
)
470 for (i
= 0; i
< count
; i
++)
471 target_buffer_set_u32(target
, &buffer
[i
* 4], srcbuf
[i
]);
474 /* write a uint16_t array to a buffer in target memory endianness */
475 void target_buffer_set_u16_array(struct target
*target
, uint8_t *buffer
, uint32_t count
, const uint16_t *srcbuf
)
478 for (i
= 0; i
< count
; i
++)
479 target_buffer_set_u16(target
, &buffer
[i
* 2], srcbuf
[i
]);
482 /* return a pointer to a configured target; id is name or number */
483 struct target
*get_target(const char *id
)
485 struct target
*target
;
487 /* try as tcltarget name */
488 for (target
= all_targets
; target
; target
= target
->next
) {
489 if (target_name(target
) == NULL
)
491 if (strcmp(id
, target_name(target
)) == 0)
495 /* It's OK to remove this fallback sometime after August 2010 or so */
497 /* no match, try as number */
499 if (parse_uint(id
, &num
) != ERROR_OK
)
502 for (target
= all_targets
; target
; target
= target
->next
) {
503 if (target
->target_number
== (int)num
) {
504 LOG_WARNING("use '%s' as target identifier, not '%u'",
505 target_name(target
), num
);
513 /* returns a pointer to the n-th configured target */
514 struct target
*get_target_by_num(int num
)
516 struct target
*target
= all_targets
;
519 if (target
->target_number
== num
)
521 target
= target
->next
;
527 struct target
*get_current_target(struct command_context
*cmd_ctx
)
529 struct target
*target
= get_current_target_or_null(cmd_ctx
);
531 if (target
== NULL
) {
532 LOG_ERROR("BUG: current_target out of bounds");
539 struct target
*get_current_target_or_null(struct command_context
*cmd_ctx
)
541 return cmd_ctx
->current_target_override
542 ? cmd_ctx
->current_target_override
543 : cmd_ctx
->current_target
;
546 int target_poll(struct target
*target
)
550 /* We can't poll until after examine */
551 if (!target_was_examined(target
)) {
552 /* Fail silently lest we pollute the log */
556 retval
= target
->type
->poll(target
);
557 if (retval
!= ERROR_OK
)
560 if (target
->halt_issued
) {
561 if (target
->state
== TARGET_HALTED
)
562 target
->halt_issued
= false;
564 int64_t t
= timeval_ms() - target
->halt_issued_time
;
565 if (t
> DEFAULT_HALT_TIMEOUT
) {
566 target
->halt_issued
= false;
567 LOG_INFO("Halt timed out, wake up GDB.");
568 target_call_event_callbacks(target
, TARGET_EVENT_GDB_HALT
);
576 int target_halt(struct target
*target
)
579 /* We can't poll until after examine */
580 if (!target_was_examined(target
)) {
581 LOG_ERROR("Target not examined yet");
585 retval
= target
->type
->halt(target
);
586 if (retval
!= ERROR_OK
)
589 target
->halt_issued
= true;
590 target
->halt_issued_time
= timeval_ms();
596 * Make the target (re)start executing using its saved execution
597 * context (possibly with some modifications).
599 * @param target Which target should start executing.
600 * @param current True to use the target's saved program counter instead
601 * of the address parameter
602 * @param address Optionally used as the program counter.
603 * @param handle_breakpoints True iff breakpoints at the resumption PC
604 * should be skipped. (For example, maybe execution was stopped by
605 * such a breakpoint, in which case it would be counterproductive to
607 * @param debug_execution False if all working areas allocated by OpenOCD
608 * should be released and/or restored to their original contents.
609 * (This would for example be true to run some downloaded "helper"
610 * algorithm code, which resides in one such working buffer and uses
611 * another for data storage.)
613 * @todo Resolve the ambiguity about what the "debug_execution" flag
614 * signifies. For example, Target implementations don't agree on how
615 * it relates to invalidation of the register cache, or to whether
616 * breakpoints and watchpoints should be enabled. (It would seem wrong
617 * to enable breakpoints when running downloaded "helper" algorithms
618 * (debug_execution true), since the breakpoints would be set to match
619 * target firmware being debugged, not the helper algorithm.... and
620 * enabling them could cause such helpers to malfunction (for example,
621 * by overwriting data with a breakpoint instruction. On the other
622 * hand the infrastructure for running such helpers might use this
623 * procedure but rely on hardware breakpoint to detect termination.)
625 int target_resume(struct target
*target
, int current
, target_addr_t address
,
626 int handle_breakpoints
, int debug_execution
)
630 /* We can't poll until after examine */
631 if (!target_was_examined(target
)) {
632 LOG_ERROR("Target not examined yet");
636 target_call_event_callbacks(target
, TARGET_EVENT_RESUME_START
);
638 /* note that resume *must* be asynchronous. The CPU can halt before
639 * we poll. The CPU can even halt at the current PC as a result of
640 * a software breakpoint being inserted by (a bug?) the application.
642 retval
= target
->type
->resume(target
, current
, address
, handle_breakpoints
, debug_execution
);
643 if (retval
!= ERROR_OK
)
646 target_call_event_callbacks(target
, TARGET_EVENT_RESUME_END
);
651 static int target_process_reset(struct command_invocation
*cmd
, enum target_reset_mode reset_mode
)
656 n
= Jim_Nvp_value2name_simple(nvp_reset_modes
, reset_mode
);
657 if (n
->name
== NULL
) {
658 LOG_ERROR("invalid reset mode");
662 struct target
*target
;
663 for (target
= all_targets
; target
; target
= target
->next
)
664 target_call_reset_callbacks(target
, reset_mode
);
666 /* disable polling during reset to make reset event scripts
667 * more predictable, i.e. dr/irscan & pathmove in events will
668 * not have JTAG operations injected into the middle of a sequence.
670 bool save_poll
= jtag_poll_get_enabled();
672 jtag_poll_set_enabled(false);
674 sprintf(buf
, "ocd_process_reset %s", n
->name
);
675 retval
= Jim_Eval(cmd
->ctx
->interp
, buf
);
677 jtag_poll_set_enabled(save_poll
);
679 if (retval
!= JIM_OK
) {
680 Jim_MakeErrorMessage(cmd
->ctx
->interp
);
681 command_print(cmd
, "%s", Jim_GetString(Jim_GetResult(cmd
->ctx
->interp
), NULL
));
685 /* We want any events to be processed before the prompt */
686 retval
= target_call_timer_callbacks_now();
688 for (target
= all_targets
; target
; target
= target
->next
) {
689 target
->type
->check_reset(target
);
690 target
->running_alg
= false;
696 static int identity_virt2phys(struct target
*target
,
697 target_addr_t
virtual, target_addr_t
*physical
)
703 static int no_mmu(struct target
*target
, int *enabled
)
709 static int default_examine(struct target
*target
)
711 target_set_examined(target
);
715 /* no check by default */
716 static int default_check_reset(struct target
*target
)
721 /* Equivalent Tcl code arp_examine_one is in src/target/startup.tcl
723 int target_examine_one(struct target
*target
)
725 target_call_event_callbacks(target
, TARGET_EVENT_EXAMINE_START
);
727 int retval
= target
->type
->examine(target
);
728 if (retval
!= ERROR_OK
) {
729 target_call_event_callbacks(target
, TARGET_EVENT_EXAMINE_FAIL
);
733 target_call_event_callbacks(target
, TARGET_EVENT_EXAMINE_END
);
738 static int jtag_enable_callback(enum jtag_event event
, void *priv
)
740 struct target
*target
= priv
;
742 if (event
!= JTAG_TAP_EVENT_ENABLE
|| !target
->tap
->enabled
)
745 jtag_unregister_event_callback(jtag_enable_callback
, target
);
747 return target_examine_one(target
);
750 /* Targets that correctly implement init + examine, i.e.
751 * no communication with target during init:
755 int target_examine(void)
757 int retval
= ERROR_OK
;
758 struct target
*target
;
760 for (target
= all_targets
; target
; target
= target
->next
) {
761 /* defer examination, but don't skip it */
762 if (!target
->tap
->enabled
) {
763 jtag_register_event_callback(jtag_enable_callback
,
768 if (target
->defer_examine
)
771 retval
= target_examine_one(target
);
772 if (retval
!= ERROR_OK
)
778 const char *target_type_name(struct target
*target
)
780 return target
->type
->name
;
783 static int target_soft_reset_halt(struct target
*target
)
785 if (!target_was_examined(target
)) {
786 LOG_ERROR("Target not examined yet");
789 if (!target
->type
->soft_reset_halt
) {
790 LOG_ERROR("Target %s does not support soft_reset_halt",
791 target_name(target
));
794 return target
->type
->soft_reset_halt(target
);
798 * Downloads a target-specific native code algorithm to the target,
799 * and executes it. * Note that some targets may need to set up, enable,
800 * and tear down a breakpoint (hard or * soft) to detect algorithm
801 * termination, while others may support lower overhead schemes where
802 * soft breakpoints embedded in the algorithm automatically terminate the
805 * @param target used to run the algorithm
806 * @param arch_info target-specific description of the algorithm.
808 int target_run_algorithm(struct target
*target
,
809 int num_mem_params
, struct mem_param
*mem_params
,
810 int num_reg_params
, struct reg_param
*reg_param
,
811 uint32_t entry_point
, uint32_t exit_point
,
812 int timeout_ms
, void *arch_info
)
814 int retval
= ERROR_FAIL
;
816 if (!target_was_examined(target
)) {
817 LOG_ERROR("Target not examined yet");
820 if (!target
->type
->run_algorithm
) {
821 LOG_ERROR("Target type '%s' does not support %s",
822 target_type_name(target
), __func__
);
826 target
->running_alg
= true;
827 retval
= target
->type
->run_algorithm(target
,
828 num_mem_params
, mem_params
,
829 num_reg_params
, reg_param
,
830 entry_point
, exit_point
, timeout_ms
, arch_info
);
831 target
->running_alg
= false;
838 * Executes a target-specific native code algorithm and leaves it running.
840 * @param target used to run the algorithm
841 * @param arch_info target-specific description of the algorithm.
843 int target_start_algorithm(struct target
*target
,
844 int num_mem_params
, struct mem_param
*mem_params
,
845 int num_reg_params
, struct reg_param
*reg_params
,
846 uint32_t entry_point
, uint32_t exit_point
,
849 int retval
= ERROR_FAIL
;
851 if (!target_was_examined(target
)) {
852 LOG_ERROR("Target not examined yet");
855 if (!target
->type
->start_algorithm
) {
856 LOG_ERROR("Target type '%s' does not support %s",
857 target_type_name(target
), __func__
);
860 if (target
->running_alg
) {
861 LOG_ERROR("Target is already running an algorithm");
865 target
->running_alg
= true;
866 retval
= target
->type
->start_algorithm(target
,
867 num_mem_params
, mem_params
,
868 num_reg_params
, reg_params
,
869 entry_point
, exit_point
, arch_info
);
876 * Waits for an algorithm started with target_start_algorithm() to complete.
878 * @param target used to run the algorithm
879 * @param arch_info target-specific description of the algorithm.
881 int target_wait_algorithm(struct target
*target
,
882 int num_mem_params
, struct mem_param
*mem_params
,
883 int num_reg_params
, struct reg_param
*reg_params
,
884 uint32_t exit_point
, int timeout_ms
,
887 int retval
= ERROR_FAIL
;
889 if (!target
->type
->wait_algorithm
) {
890 LOG_ERROR("Target type '%s' does not support %s",
891 target_type_name(target
), __func__
);
894 if (!target
->running_alg
) {
895 LOG_ERROR("Target is not running an algorithm");
899 retval
= target
->type
->wait_algorithm(target
,
900 num_mem_params
, mem_params
,
901 num_reg_params
, reg_params
,
902 exit_point
, timeout_ms
, arch_info
);
903 if (retval
!= ERROR_TARGET_TIMEOUT
)
904 target
->running_alg
= false;
911 * Streams data to a circular buffer on target intended for consumption by code
912 * running asynchronously on target.
914 * This is intended for applications where target-specific native code runs
915 * on the target, receives data from the circular buffer, does something with
916 * it (most likely writing it to a flash memory), and advances the circular
919 * This assumes that the helper algorithm has already been loaded to the target,
920 * but has not been started yet. Given memory and register parameters are passed
923 * The buffer is defined by (buffer_start, buffer_size) arguments and has the
926 * [buffer_start + 0, buffer_start + 4):
927 * Write Pointer address (aka head). Written and updated by this
928 * routine when new data is written to the circular buffer.
929 * [buffer_start + 4, buffer_start + 8):
930 * Read Pointer address (aka tail). Updated by code running on the
931 * target after it consumes data.
932 * [buffer_start + 8, buffer_start + buffer_size):
933 * Circular buffer contents.
935 * See contrib/loaders/flash/stm32f1x.S for an example.
937 * @param target used to run the algorithm
938 * @param buffer address on the host where data to be sent is located
939 * @param count number of blocks to send
940 * @param block_size size in bytes of each block
941 * @param num_mem_params count of memory-based params to pass to algorithm
942 * @param mem_params memory-based params to pass to algorithm
943 * @param num_reg_params count of register-based params to pass to algorithm
944 * @param reg_params memory-based params to pass to algorithm
945 * @param buffer_start address on the target of the circular buffer structure
946 * @param buffer_size size of the circular buffer structure
947 * @param entry_point address on the target to execute to start the algorithm
948 * @param exit_point address at which to set a breakpoint to catch the
949 * end of the algorithm; can be 0 if target triggers a breakpoint itself
952 int target_run_flash_async_algorithm(struct target
*target
,
953 const uint8_t *buffer
, uint32_t count
, int block_size
,
954 int num_mem_params
, struct mem_param
*mem_params
,
955 int num_reg_params
, struct reg_param
*reg_params
,
956 uint32_t buffer_start
, uint32_t buffer_size
,
957 uint32_t entry_point
, uint32_t exit_point
, void *arch_info
)
962 const uint8_t *buffer_orig
= buffer
;
964 /* Set up working area. First word is write pointer, second word is read pointer,
965 * rest is fifo data area. */
966 uint32_t wp_addr
= buffer_start
;
967 uint32_t rp_addr
= buffer_start
+ 4;
968 uint32_t fifo_start_addr
= buffer_start
+ 8;
969 uint32_t fifo_end_addr
= buffer_start
+ buffer_size
;
971 uint32_t wp
= fifo_start_addr
;
972 uint32_t rp
= fifo_start_addr
;
974 /* validate block_size is 2^n */
975 assert(!block_size
|| !(block_size
& (block_size
- 1)));
977 retval
= target_write_u32(target
, wp_addr
, wp
);
978 if (retval
!= ERROR_OK
)
980 retval
= target_write_u32(target
, rp_addr
, rp
);
981 if (retval
!= ERROR_OK
)
984 /* Start up algorithm on target and let it idle while writing the first chunk */
985 retval
= target_start_algorithm(target
, num_mem_params
, mem_params
,
986 num_reg_params
, reg_params
,
991 if (retval
!= ERROR_OK
) {
992 LOG_ERROR("error starting target flash write algorithm");
998 retval
= target_read_u32(target
, rp_addr
, &rp
);
999 if (retval
!= ERROR_OK
) {
1000 LOG_ERROR("failed to get read pointer");
1004 LOG_DEBUG("offs 0x%zx count 0x%" PRIx32
" wp 0x%" PRIx32
" rp 0x%" PRIx32
,
1005 (size_t) (buffer
- buffer_orig
), count
, wp
, rp
);
1008 LOG_ERROR("flash write algorithm aborted by target");
1009 retval
= ERROR_FLASH_OPERATION_FAILED
;
1013 if (((rp
- fifo_start_addr
) & (block_size
- 1)) || rp
< fifo_start_addr
|| rp
>= fifo_end_addr
) {
1014 LOG_ERROR("corrupted fifo read pointer 0x%" PRIx32
, rp
);
1018 /* Count the number of bytes available in the fifo without
1019 * crossing the wrap around. Make sure to not fill it completely,
1020 * because that would make wp == rp and that's the empty condition. */
1021 uint32_t thisrun_bytes
;
1023 thisrun_bytes
= rp
- wp
- block_size
;
1024 else if (rp
> fifo_start_addr
)
1025 thisrun_bytes
= fifo_end_addr
- wp
;
1027 thisrun_bytes
= fifo_end_addr
- wp
- block_size
;
1029 if (thisrun_bytes
== 0) {
1030 /* Throttle polling a bit if transfer is (much) faster than flash
1031 * programming. The exact delay shouldn't matter as long as it's
1032 * less than buffer size / flash speed. This is very unlikely to
1033 * run when using high latency connections such as USB. */
1036 /* to stop an infinite loop on some targets check and increment a timeout
1037 * this issue was observed on a stellaris using the new ICDI interface */
1038 if (timeout
++ >= 500) {
1039 LOG_ERROR("timeout waiting for algorithm, a target reset is recommended");
1040 return ERROR_FLASH_OPERATION_FAILED
;
1045 /* reset our timeout */
1048 /* Limit to the amount of data we actually want to write */
1049 if (thisrun_bytes
> count
* block_size
)
1050 thisrun_bytes
= count
* block_size
;
1052 /* Write data to fifo */
1053 retval
= target_write_buffer(target
, wp
, thisrun_bytes
, buffer
);
1054 if (retval
!= ERROR_OK
)
1057 /* Update counters and wrap write pointer */
1058 buffer
+= thisrun_bytes
;
1059 count
-= thisrun_bytes
/ block_size
;
1060 wp
+= thisrun_bytes
;
1061 if (wp
>= fifo_end_addr
)
1062 wp
= fifo_start_addr
;
1064 /* Store updated write pointer to target */
1065 retval
= target_write_u32(target
, wp_addr
, wp
);
1066 if (retval
!= ERROR_OK
)
1069 /* Avoid GDB timeouts */
1073 if (retval
!= ERROR_OK
) {
1074 /* abort flash write algorithm on target */
1075 target_write_u32(target
, wp_addr
, 0);
1078 int retval2
= target_wait_algorithm(target
, num_mem_params
, mem_params
,
1079 num_reg_params
, reg_params
,
1084 if (retval2
!= ERROR_OK
) {
1085 LOG_ERROR("error waiting for target flash write algorithm");
1089 if (retval
== ERROR_OK
) {
1090 /* check if algorithm set rp = 0 after fifo writer loop finished */
1091 retval
= target_read_u32(target
, rp_addr
, &rp
);
1092 if (retval
== ERROR_OK
&& rp
== 0) {
1093 LOG_ERROR("flash write algorithm aborted by target");
1094 retval
= ERROR_FLASH_OPERATION_FAILED
;
1101 int target_read_memory(struct target
*target
,
1102 target_addr_t address
, uint32_t size
, uint32_t count
, uint8_t *buffer
)
1104 if (!target_was_examined(target
)) {
1105 LOG_ERROR("Target not examined yet");
1108 if (!target
->type
->read_memory
) {
1109 LOG_ERROR("Target %s doesn't support read_memory", target_name(target
));
1112 return target
->type
->read_memory(target
, address
, size
, count
, buffer
);
1115 int target_read_phys_memory(struct target
*target
,
1116 target_addr_t address
, uint32_t size
, uint32_t count
, uint8_t *buffer
)
1118 if (!target_was_examined(target
)) {
1119 LOG_ERROR("Target not examined yet");
1122 if (!target
->type
->read_phys_memory
) {
1123 LOG_ERROR("Target %s doesn't support read_phys_memory", target_name(target
));
1126 return target
->type
->read_phys_memory(target
, address
, size
, count
, buffer
);
1129 int target_write_memory(struct target
*target
,
1130 target_addr_t address
, uint32_t size
, uint32_t count
, const uint8_t *buffer
)
1132 if (!target_was_examined(target
)) {
1133 LOG_ERROR("Target not examined yet");
1136 if (!target
->type
->write_memory
) {
1137 LOG_ERROR("Target %s doesn't support write_memory", target_name(target
));
1140 return target
->type
->write_memory(target
, address
, size
, count
, buffer
);
1143 int target_write_phys_memory(struct target
*target
,
1144 target_addr_t address
, uint32_t size
, uint32_t count
, const uint8_t *buffer
)
1146 if (!target_was_examined(target
)) {
1147 LOG_ERROR("Target not examined yet");
1150 if (!target
->type
->write_phys_memory
) {
1151 LOG_ERROR("Target %s doesn't support write_phys_memory", target_name(target
));
1154 return target
->type
->write_phys_memory(target
, address
, size
, count
, buffer
);
1157 int target_add_breakpoint(struct target
*target
,
1158 struct breakpoint
*breakpoint
)
1160 if ((target
->state
!= TARGET_HALTED
) && (breakpoint
->type
!= BKPT_HARD
)) {
1161 LOG_WARNING("target %s is not halted (add breakpoint)", target_name(target
));
1162 return ERROR_TARGET_NOT_HALTED
;
1164 return target
->type
->add_breakpoint(target
, breakpoint
);
1167 int target_add_context_breakpoint(struct target
*target
,
1168 struct breakpoint
*breakpoint
)
1170 if (target
->state
!= TARGET_HALTED
) {
1171 LOG_WARNING("target %s is not halted (add context breakpoint)", target_name(target
));
1172 return ERROR_TARGET_NOT_HALTED
;
1174 return target
->type
->add_context_breakpoint(target
, breakpoint
);
1177 int target_add_hybrid_breakpoint(struct target
*target
,
1178 struct breakpoint
*breakpoint
)
1180 if (target
->state
!= TARGET_HALTED
) {
1181 LOG_WARNING("target %s is not halted (add hybrid breakpoint)", target_name(target
));
1182 return ERROR_TARGET_NOT_HALTED
;
1184 return target
->type
->add_hybrid_breakpoint(target
, breakpoint
);
1187 int target_remove_breakpoint(struct target
*target
,
1188 struct breakpoint
*breakpoint
)
1190 return target
->type
->remove_breakpoint(target
, breakpoint
);
1193 int target_add_watchpoint(struct target
*target
,
1194 struct watchpoint
*watchpoint
)
1196 if (target
->state
!= TARGET_HALTED
) {
1197 LOG_WARNING("target %s is not halted (add watchpoint)", target_name(target
));
1198 return ERROR_TARGET_NOT_HALTED
;
1200 return target
->type
->add_watchpoint(target
, watchpoint
);
1202 int target_remove_watchpoint(struct target
*target
,
1203 struct watchpoint
*watchpoint
)
1205 return target
->type
->remove_watchpoint(target
, watchpoint
);
1207 int target_hit_watchpoint(struct target
*target
,
1208 struct watchpoint
**hit_watchpoint
)
1210 if (target
->state
!= TARGET_HALTED
) {
1211 LOG_WARNING("target %s is not halted (hit watchpoint)", target
->cmd_name
);
1212 return ERROR_TARGET_NOT_HALTED
;
1215 if (target
->type
->hit_watchpoint
== NULL
) {
1216 /* For backward compatible, if hit_watchpoint is not implemented,
1217 * return ERROR_FAIL such that gdb_server will not take the nonsense
1222 return target
->type
->hit_watchpoint(target
, hit_watchpoint
);
1225 const char *target_get_gdb_arch(struct target
*target
)
1227 if (target
->type
->get_gdb_arch
== NULL
)
1229 return target
->type
->get_gdb_arch(target
);
1232 int target_get_gdb_reg_list(struct target
*target
,
1233 struct reg
**reg_list
[], int *reg_list_size
,
1234 enum target_register_class reg_class
)
1236 int result
= ERROR_FAIL
;
1238 if (!target_was_examined(target
)) {
1239 LOG_ERROR("Target not examined yet");
1243 result
= target
->type
->get_gdb_reg_list(target
, reg_list
,
1244 reg_list_size
, reg_class
);
1247 if (result
!= ERROR_OK
) {
1254 int target_get_gdb_reg_list_noread(struct target
*target
,
1255 struct reg
**reg_list
[], int *reg_list_size
,
1256 enum target_register_class reg_class
)
1258 if (target
->type
->get_gdb_reg_list_noread
&&
1259 target
->type
->get_gdb_reg_list_noread(target
, reg_list
,
1260 reg_list_size
, reg_class
) == ERROR_OK
)
1262 return target_get_gdb_reg_list(target
, reg_list
, reg_list_size
, reg_class
);
1265 bool target_supports_gdb_connection(struct target
*target
)
1268 * based on current code, we can simply exclude all the targets that
1269 * don't provide get_gdb_reg_list; this could change with new targets.
1271 return !!target
->type
->get_gdb_reg_list
;
1274 int target_step(struct target
*target
,
1275 int current
, target_addr_t address
, int handle_breakpoints
)
1279 target_call_event_callbacks(target
, TARGET_EVENT_STEP_START
);
1281 retval
= target
->type
->step(target
, current
, address
, handle_breakpoints
);
1282 if (retval
!= ERROR_OK
)
1285 target_call_event_callbacks(target
, TARGET_EVENT_STEP_END
);
1290 int target_get_gdb_fileio_info(struct target
*target
, struct gdb_fileio_info
*fileio_info
)
1292 if (target
->state
!= TARGET_HALTED
) {
1293 LOG_WARNING("target %s is not halted (gdb fileio)", target
->cmd_name
);
1294 return ERROR_TARGET_NOT_HALTED
;
1296 return target
->type
->get_gdb_fileio_info(target
, fileio_info
);
1299 int target_gdb_fileio_end(struct target
*target
, int retcode
, int fileio_errno
, bool ctrl_c
)
1301 if (target
->state
!= TARGET_HALTED
) {
1302 LOG_WARNING("target %s is not halted (gdb fileio end)", target
->cmd_name
);
1303 return ERROR_TARGET_NOT_HALTED
;
1305 return target
->type
->gdb_fileio_end(target
, retcode
, fileio_errno
, ctrl_c
);
1308 target_addr_t
target_address_max(struct target
*target
)
1310 unsigned bits
= target_address_bits(target
);
1311 if (sizeof(target_addr_t
) * 8 == bits
)
1312 return (target_addr_t
) -1;
1314 return (((target_addr_t
) 1) << bits
) - 1;
1317 unsigned target_address_bits(struct target
*target
)
1319 if (target
->type
->address_bits
)
1320 return target
->type
->address_bits(target
);
1324 int target_profiling(struct target
*target
, uint32_t *samples
,
1325 uint32_t max_num_samples
, uint32_t *num_samples
, uint32_t seconds
)
1327 return target
->type
->profiling(target
, samples
, max_num_samples
,
1328 num_samples
, seconds
);
1332 * Reset the @c examined flag for the given target.
1333 * Pure paranoia -- targets are zeroed on allocation.
1335 static void target_reset_examined(struct target
*target
)
1337 target
->examined
= false;
1340 static int handle_target(void *priv
);
1342 static int target_init_one(struct command_context
*cmd_ctx
,
1343 struct target
*target
)
1345 target_reset_examined(target
);
1347 struct target_type
*type
= target
->type
;
1348 if (type
->examine
== NULL
)
1349 type
->examine
= default_examine
;
1351 if (type
->check_reset
== NULL
)
1352 type
->check_reset
= default_check_reset
;
1354 assert(type
->init_target
!= NULL
);
1356 int retval
= type
->init_target(cmd_ctx
, target
);
1357 if (ERROR_OK
!= retval
) {
1358 LOG_ERROR("target '%s' init failed", target_name(target
));
1362 /* Sanity-check MMU support ... stub in what we must, to help
1363 * implement it in stages, but warn if we need to do so.
1366 if (type
->virt2phys
== NULL
) {
1367 LOG_ERROR("type '%s' is missing virt2phys", type
->name
);
1368 type
->virt2phys
= identity_virt2phys
;
1371 /* Make sure no-MMU targets all behave the same: make no
1372 * distinction between physical and virtual addresses, and
1373 * ensure that virt2phys() is always an identity mapping.
1375 if (type
->write_phys_memory
|| type
->read_phys_memory
|| type
->virt2phys
)
1376 LOG_WARNING("type '%s' has bad MMU hooks", type
->name
);
1379 type
->write_phys_memory
= type
->write_memory
;
1380 type
->read_phys_memory
= type
->read_memory
;
1381 type
->virt2phys
= identity_virt2phys
;
1384 if (target
->type
->read_buffer
== NULL
)
1385 target
->type
->read_buffer
= target_read_buffer_default
;
1387 if (target
->type
->write_buffer
== NULL
)
1388 target
->type
->write_buffer
= target_write_buffer_default
;
1390 if (target
->type
->get_gdb_fileio_info
== NULL
)
1391 target
->type
->get_gdb_fileio_info
= target_get_gdb_fileio_info_default
;
1393 if (target
->type
->gdb_fileio_end
== NULL
)
1394 target
->type
->gdb_fileio_end
= target_gdb_fileio_end_default
;
1396 if (target
->type
->profiling
== NULL
)
1397 target
->type
->profiling
= target_profiling_default
;
1402 static int target_init(struct command_context
*cmd_ctx
)
1404 struct target
*target
;
1407 for (target
= all_targets
; target
; target
= target
->next
) {
1408 retval
= target_init_one(cmd_ctx
, target
);
1409 if (ERROR_OK
!= retval
)
1416 retval
= target_register_user_commands(cmd_ctx
);
1417 if (ERROR_OK
!= retval
)
1420 retval
= target_register_timer_callback(&handle_target
,
1421 polling_interval
, TARGET_TIMER_TYPE_PERIODIC
, cmd_ctx
->interp
);
1422 if (ERROR_OK
!= retval
)
1428 COMMAND_HANDLER(handle_target_init_command
)
1433 return ERROR_COMMAND_SYNTAX_ERROR
;
1435 static bool target_initialized
;
1436 if (target_initialized
) {
1437 LOG_INFO("'target init' has already been called");
1440 target_initialized
= true;
1442 retval
= command_run_line(CMD_CTX
, "init_targets");
1443 if (ERROR_OK
!= retval
)
1446 retval
= command_run_line(CMD_CTX
, "init_target_events");
1447 if (ERROR_OK
!= retval
)
1450 retval
= command_run_line(CMD_CTX
, "init_board");
1451 if (ERROR_OK
!= retval
)
1454 LOG_DEBUG("Initializing targets...");
1455 return target_init(CMD_CTX
);
1458 int target_register_event_callback(int (*callback
)(struct target
*target
,
1459 enum target_event event
, void *priv
), void *priv
)
1461 struct target_event_callback
**callbacks_p
= &target_event_callbacks
;
1463 if (callback
== NULL
)
1464 return ERROR_COMMAND_SYNTAX_ERROR
;
1467 while ((*callbacks_p
)->next
)
1468 callbacks_p
= &((*callbacks_p
)->next
);
1469 callbacks_p
= &((*callbacks_p
)->next
);
1472 (*callbacks_p
) = malloc(sizeof(struct target_event_callback
));
1473 (*callbacks_p
)->callback
= callback
;
1474 (*callbacks_p
)->priv
= priv
;
1475 (*callbacks_p
)->next
= NULL
;
1480 int target_register_reset_callback(int (*callback
)(struct target
*target
,
1481 enum target_reset_mode reset_mode
, void *priv
), void *priv
)
1483 struct target_reset_callback
*entry
;
1485 if (callback
== NULL
)
1486 return ERROR_COMMAND_SYNTAX_ERROR
;
1488 entry
= malloc(sizeof(struct target_reset_callback
));
1489 if (entry
== NULL
) {
1490 LOG_ERROR("error allocating buffer for reset callback entry");
1491 return ERROR_COMMAND_SYNTAX_ERROR
;
1494 entry
->callback
= callback
;
1496 list_add(&entry
->list
, &target_reset_callback_list
);
1502 int target_register_trace_callback(int (*callback
)(struct target
*target
,
1503 size_t len
, uint8_t *data
, void *priv
), void *priv
)
1505 struct target_trace_callback
*entry
;
1507 if (callback
== NULL
)
1508 return ERROR_COMMAND_SYNTAX_ERROR
;
1510 entry
= malloc(sizeof(struct target_trace_callback
));
1511 if (entry
== NULL
) {
1512 LOG_ERROR("error allocating buffer for trace callback entry");
1513 return ERROR_COMMAND_SYNTAX_ERROR
;
1516 entry
->callback
= callback
;
1518 list_add(&entry
->list
, &target_trace_callback_list
);
1524 int target_register_timer_callback(int (*callback
)(void *priv
),
1525 unsigned int time_ms
, enum target_timer_type type
, void *priv
)
1527 struct target_timer_callback
**callbacks_p
= &target_timer_callbacks
;
1529 if (callback
== NULL
)
1530 return ERROR_COMMAND_SYNTAX_ERROR
;
1533 while ((*callbacks_p
)->next
)
1534 callbacks_p
= &((*callbacks_p
)->next
);
1535 callbacks_p
= &((*callbacks_p
)->next
);
1538 (*callbacks_p
) = malloc(sizeof(struct target_timer_callback
));
1539 (*callbacks_p
)->callback
= callback
;
1540 (*callbacks_p
)->type
= type
;
1541 (*callbacks_p
)->time_ms
= time_ms
;
1542 (*callbacks_p
)->removed
= false;
1544 gettimeofday(&(*callbacks_p
)->when
, NULL
);
1545 timeval_add_time(&(*callbacks_p
)->when
, 0, time_ms
* 1000);
1547 (*callbacks_p
)->priv
= priv
;
1548 (*callbacks_p
)->next
= NULL
;
1553 int target_unregister_event_callback(int (*callback
)(struct target
*target
,
1554 enum target_event event
, void *priv
), void *priv
)
1556 struct target_event_callback
**p
= &target_event_callbacks
;
1557 struct target_event_callback
*c
= target_event_callbacks
;
1559 if (callback
== NULL
)
1560 return ERROR_COMMAND_SYNTAX_ERROR
;
1563 struct target_event_callback
*next
= c
->next
;
1564 if ((c
->callback
== callback
) && (c
->priv
== priv
)) {
1576 int target_unregister_reset_callback(int (*callback
)(struct target
*target
,
1577 enum target_reset_mode reset_mode
, void *priv
), void *priv
)
1579 struct target_reset_callback
*entry
;
1581 if (callback
== NULL
)
1582 return ERROR_COMMAND_SYNTAX_ERROR
;
1584 list_for_each_entry(entry
, &target_reset_callback_list
, list
) {
1585 if (entry
->callback
== callback
&& entry
->priv
== priv
) {
1586 list_del(&entry
->list
);
1595 int target_unregister_trace_callback(int (*callback
)(struct target
*target
,
1596 size_t len
, uint8_t *data
, void *priv
), void *priv
)
1598 struct target_trace_callback
*entry
;
1600 if (callback
== NULL
)
1601 return ERROR_COMMAND_SYNTAX_ERROR
;
1603 list_for_each_entry(entry
, &target_trace_callback_list
, list
) {
1604 if (entry
->callback
== callback
&& entry
->priv
== priv
) {
1605 list_del(&entry
->list
);
1614 int target_unregister_timer_callback(int (*callback
)(void *priv
), void *priv
)
1616 if (callback
== NULL
)
1617 return ERROR_COMMAND_SYNTAX_ERROR
;
1619 for (struct target_timer_callback
*c
= target_timer_callbacks
;
1621 if ((c
->callback
== callback
) && (c
->priv
== priv
)) {
1630 int target_call_event_callbacks(struct target
*target
, enum target_event event
)
1632 struct target_event_callback
*callback
= target_event_callbacks
;
1633 struct target_event_callback
*next_callback
;
1635 if (event
== TARGET_EVENT_HALTED
) {
1636 /* execute early halted first */
1637 target_call_event_callbacks(target
, TARGET_EVENT_GDB_HALT
);
1640 LOG_DEBUG("target event %i (%s) for core %s", event
,
1641 Jim_Nvp_value2name_simple(nvp_target_event
, event
)->name
,
1642 target_name(target
));
1644 target_handle_event(target
, event
);
1647 next_callback
= callback
->next
;
1648 callback
->callback(target
, event
, callback
->priv
);
1649 callback
= next_callback
;
1655 int target_call_reset_callbacks(struct target
*target
, enum target_reset_mode reset_mode
)
1657 struct target_reset_callback
*callback
;
1659 LOG_DEBUG("target reset %i (%s)", reset_mode
,
1660 Jim_Nvp_value2name_simple(nvp_reset_modes
, reset_mode
)->name
);
1662 list_for_each_entry(callback
, &target_reset_callback_list
, list
)
1663 callback
->callback(target
, reset_mode
, callback
->priv
);
1668 int target_call_trace_callbacks(struct target
*target
, size_t len
, uint8_t *data
)
1670 struct target_trace_callback
*callback
;
1672 list_for_each_entry(callback
, &target_trace_callback_list
, list
)
1673 callback
->callback(target
, len
, data
, callback
->priv
);
1678 static int target_timer_callback_periodic_restart(
1679 struct target_timer_callback
*cb
, struct timeval
*now
)
1682 timeval_add_time(&cb
->when
, 0, cb
->time_ms
* 1000L);
1686 static int target_call_timer_callback(struct target_timer_callback
*cb
,
1687 struct timeval
*now
)
1689 cb
->callback(cb
->priv
);
1691 if (cb
->type
== TARGET_TIMER_TYPE_PERIODIC
)
1692 return target_timer_callback_periodic_restart(cb
, now
);
1694 return target_unregister_timer_callback(cb
->callback
, cb
->priv
);
1697 static int target_call_timer_callbacks_check_time(int checktime
)
1699 static bool callback_processing
;
1701 /* Do not allow nesting */
1702 if (callback_processing
)
1705 callback_processing
= true;
1710 gettimeofday(&now
, NULL
);
1712 /* Store an address of the place containing a pointer to the
1713 * next item; initially, that's a standalone "root of the
1714 * list" variable. */
1715 struct target_timer_callback
**callback
= &target_timer_callbacks
;
1716 while (callback
&& *callback
) {
1717 if ((*callback
)->removed
) {
1718 struct target_timer_callback
*p
= *callback
;
1719 *callback
= (*callback
)->next
;
1724 bool call_it
= (*callback
)->callback
&&
1725 ((!checktime
&& (*callback
)->type
== TARGET_TIMER_TYPE_PERIODIC
) ||
1726 timeval_compare(&now
, &(*callback
)->when
) >= 0);
1729 target_call_timer_callback(*callback
, &now
);
1731 callback
= &(*callback
)->next
;
1734 callback_processing
= false;
1738 int target_call_timer_callbacks(void)
1740 return target_call_timer_callbacks_check_time(1);
1743 /* invoke periodic callbacks immediately */
1744 int target_call_timer_callbacks_now(void)
1746 return target_call_timer_callbacks_check_time(0);
1749 /* Prints the working area layout for debug purposes */
1750 static void print_wa_layout(struct target
*target
)
1752 struct working_area
*c
= target
->working_areas
;
1755 LOG_DEBUG("%c%c " TARGET_ADDR_FMT
"-" TARGET_ADDR_FMT
" (%" PRIu32
" bytes)",
1756 c
->backup
? 'b' : ' ', c
->free
? ' ' : '*',
1757 c
->address
, c
->address
+ c
->size
- 1, c
->size
);
1762 /* Reduce area to size bytes, create a new free area from the remaining bytes, if any. */
1763 static void target_split_working_area(struct working_area
*area
, uint32_t size
)
1765 assert(area
->free
); /* Shouldn't split an allocated area */
1766 assert(size
<= area
->size
); /* Caller should guarantee this */
1768 /* Split only if not already the right size */
1769 if (size
< area
->size
) {
1770 struct working_area
*new_wa
= malloc(sizeof(*new_wa
));
1775 new_wa
->next
= area
->next
;
1776 new_wa
->size
= area
->size
- size
;
1777 new_wa
->address
= area
->address
+ size
;
1778 new_wa
->backup
= NULL
;
1779 new_wa
->user
= NULL
;
1780 new_wa
->free
= true;
1782 area
->next
= new_wa
;
1785 /* If backup memory was allocated to this area, it has the wrong size
1786 * now so free it and it will be reallocated if/when needed */
1788 area
->backup
= NULL
;
1792 /* Merge all adjacent free areas into one */
1793 static void target_merge_working_areas(struct target
*target
)
1795 struct working_area
*c
= target
->working_areas
;
1797 while (c
&& c
->next
) {
1798 assert(c
->next
->address
== c
->address
+ c
->size
); /* This is an invariant */
1800 /* Find two adjacent free areas */
1801 if (c
->free
&& c
->next
->free
) {
1802 /* Merge the last into the first */
1803 c
->size
+= c
->next
->size
;
1805 /* Remove the last */
1806 struct working_area
*to_be_freed
= c
->next
;
1807 c
->next
= c
->next
->next
;
1808 free(to_be_freed
->backup
);
1811 /* If backup memory was allocated to the remaining area, it's has
1812 * the wrong size now */
1821 int target_alloc_working_area_try(struct target
*target
, uint32_t size
, struct working_area
**area
)
1823 /* Reevaluate working area address based on MMU state*/
1824 if (target
->working_areas
== NULL
) {
1828 retval
= target
->type
->mmu(target
, &enabled
);
1829 if (retval
!= ERROR_OK
)
1833 if (target
->working_area_phys_spec
) {
1834 LOG_DEBUG("MMU disabled, using physical "
1835 "address for working memory " TARGET_ADDR_FMT
,
1836 target
->working_area_phys
);
1837 target
->working_area
= target
->working_area_phys
;
1839 LOG_ERROR("No working memory available. "
1840 "Specify -work-area-phys to target.");
1841 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE
;
1844 if (target
->working_area_virt_spec
) {
1845 LOG_DEBUG("MMU enabled, using virtual "
1846 "address for working memory " TARGET_ADDR_FMT
,
1847 target
->working_area_virt
);
1848 target
->working_area
= target
->working_area_virt
;
1850 LOG_ERROR("No working memory available. "
1851 "Specify -work-area-virt to target.");
1852 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE
;
1856 /* Set up initial working area on first call */
1857 struct working_area
*new_wa
= malloc(sizeof(*new_wa
));
1859 new_wa
->next
= NULL
;
1860 new_wa
->size
= target
->working_area_size
& ~3UL; /* 4-byte align */
1861 new_wa
->address
= target
->working_area
;
1862 new_wa
->backup
= NULL
;
1863 new_wa
->user
= NULL
;
1864 new_wa
->free
= true;
1867 target
->working_areas
= new_wa
;
1870 /* only allocate multiples of 4 byte */
1872 size
= (size
+ 3) & (~3UL);
1874 struct working_area
*c
= target
->working_areas
;
1876 /* Find the first large enough working area */
1878 if (c
->free
&& c
->size
>= size
)
1884 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE
;
1886 /* Split the working area into the requested size */
1887 target_split_working_area(c
, size
);
1889 LOG_DEBUG("allocated new working area of %" PRIu32
" bytes at address " TARGET_ADDR_FMT
,
1892 if (target
->backup_working_area
) {
1893 if (c
->backup
== NULL
) {
1894 c
->backup
= malloc(c
->size
);
1895 if (c
->backup
== NULL
)
1899 int retval
= target_read_memory(target
, c
->address
, 4, c
->size
/ 4, c
->backup
);
1900 if (retval
!= ERROR_OK
)
1904 /* mark as used, and return the new (reused) area */
1911 print_wa_layout(target
);
1916 int target_alloc_working_area(struct target
*target
, uint32_t size
, struct working_area
**area
)
1920 retval
= target_alloc_working_area_try(target
, size
, area
);
1921 if (retval
== ERROR_TARGET_RESOURCE_NOT_AVAILABLE
)
1922 LOG_WARNING("not enough working area available(requested %"PRIu32
")", size
);
1927 static int target_restore_working_area(struct target
*target
, struct working_area
*area
)
1929 int retval
= ERROR_OK
;
1931 if (target
->backup_working_area
&& area
->backup
!= NULL
) {
1932 retval
= target_write_memory(target
, area
->address
, 4, area
->size
/ 4, area
->backup
);
1933 if (retval
!= ERROR_OK
)
1934 LOG_ERROR("failed to restore %" PRIu32
" bytes of working area at address " TARGET_ADDR_FMT
,
1935 area
->size
, area
->address
);
1941 /* Restore the area's backup memory, if any, and return the area to the allocation pool */
1942 static int target_free_working_area_restore(struct target
*target
, struct working_area
*area
, int restore
)
1944 int retval
= ERROR_OK
;
1950 retval
= target_restore_working_area(target
, area
);
1951 /* REVISIT: Perhaps the area should be freed even if restoring fails. */
1952 if (retval
!= ERROR_OK
)
1958 LOG_DEBUG("freed %" PRIu32
" bytes of working area at address " TARGET_ADDR_FMT
,
1959 area
->size
, area
->address
);
1961 /* mark user pointer invalid */
1962 /* TODO: Is this really safe? It points to some previous caller's memory.
1963 * How could we know that the area pointer is still in that place and not
1964 * some other vital data? What's the purpose of this, anyway? */
1968 target_merge_working_areas(target
);
1970 print_wa_layout(target
);
1975 int target_free_working_area(struct target
*target
, struct working_area
*area
)
1977 return target_free_working_area_restore(target
, area
, 1);
1980 /* free resources and restore memory, if restoring memory fails,
1981 * free up resources anyway
1983 static void target_free_all_working_areas_restore(struct target
*target
, int restore
)
1985 struct working_area
*c
= target
->working_areas
;
1987 LOG_DEBUG("freeing all working areas");
1989 /* Loop through all areas, restoring the allocated ones and marking them as free */
1993 target_restore_working_area(target
, c
);
1995 *c
->user
= NULL
; /* Same as above */
2001 /* Run a merge pass to combine all areas into one */
2002 target_merge_working_areas(target
);
2004 print_wa_layout(target
);
2007 void target_free_all_working_areas(struct target
*target
)
2009 target_free_all_working_areas_restore(target
, 1);
2011 /* Now we have none or only one working area marked as free */
2012 if (target
->working_areas
) {
2013 /* Free the last one to allow on-the-fly moving and resizing */
2014 free(target
->working_areas
->backup
);
2015 free(target
->working_areas
);
2016 target
->working_areas
= NULL
;
2020 /* Find the largest number of bytes that can be allocated */
2021 uint32_t target_get_working_area_avail(struct target
*target
)
2023 struct working_area
*c
= target
->working_areas
;
2024 uint32_t max_size
= 0;
2027 return target
->working_area_size
;
2030 if (c
->free
&& max_size
< c
->size
)
2039 static void target_destroy(struct target
*target
)
2041 if (target
->type
->deinit_target
)
2042 target
->type
->deinit_target(target
);
2044 free(target
->semihosting
);
2046 jtag_unregister_event_callback(jtag_enable_callback
, target
);
2048 struct target_event_action
*teap
= target
->event_action
;
2050 struct target_event_action
*next
= teap
->next
;
2051 Jim_DecrRefCount(teap
->interp
, teap
->body
);
2056 target_free_all_working_areas(target
);
2058 /* release the targets SMP list */
2060 struct target_list
*head
= target
->head
;
2061 while (head
!= NULL
) {
2062 struct target_list
*pos
= head
->next
;
2063 head
->target
->smp
= 0;
2070 rtos_destroy(target
);
2072 free(target
->gdb_port_override
);
2074 free(target
->trace_info
);
2075 free(target
->fileio_info
);
2076 free(target
->cmd_name
);
2080 void target_quit(void)
2082 struct target_event_callback
*pe
= target_event_callbacks
;
2084 struct target_event_callback
*t
= pe
->next
;
2088 target_event_callbacks
= NULL
;
2090 struct target_timer_callback
*pt
= target_timer_callbacks
;
2092 struct target_timer_callback
*t
= pt
->next
;
2096 target_timer_callbacks
= NULL
;
2098 for (struct target
*target
= all_targets
; target
;) {
2102 target_destroy(target
);
2109 int target_arch_state(struct target
*target
)
2112 if (target
== NULL
) {
2113 LOG_WARNING("No target has been configured");
2117 if (target
->state
!= TARGET_HALTED
)
2120 retval
= target
->type
->arch_state(target
);
2124 static int target_get_gdb_fileio_info_default(struct target
*target
,
2125 struct gdb_fileio_info
*fileio_info
)
2127 /* If target does not support semi-hosting function, target
2128 has no need to provide .get_gdb_fileio_info callback.
2129 It just return ERROR_FAIL and gdb_server will return "Txx"
2130 as target halted every time. */
2134 static int target_gdb_fileio_end_default(struct target
*target
,
2135 int retcode
, int fileio_errno
, bool ctrl_c
)
2140 static int target_profiling_default(struct target
*target
, uint32_t *samples
,
2141 uint32_t max_num_samples
, uint32_t *num_samples
, uint32_t seconds
)
2143 struct timeval timeout
, now
;
2145 gettimeofday(&timeout
, NULL
);
2146 timeval_add_time(&timeout
, seconds
, 0);
2148 LOG_INFO("Starting profiling. Halting and resuming the"
2149 " target as often as we can...");
2151 uint32_t sample_count
= 0;
2152 /* hopefully it is safe to cache! We want to stop/restart as quickly as possible. */
2153 struct reg
*reg
= register_get_by_name(target
->reg_cache
, "pc", 1);
2155 int retval
= ERROR_OK
;
2157 target_poll(target
);
2158 if (target
->state
== TARGET_HALTED
) {
2159 uint32_t t
= buf_get_u32(reg
->value
, 0, 32);
2160 samples
[sample_count
++] = t
;
2161 /* current pc, addr = 0, do not handle breakpoints, not debugging */
2162 retval
= target_resume(target
, 1, 0, 0, 0);
2163 target_poll(target
);
2164 alive_sleep(10); /* sleep 10ms, i.e. <100 samples/second. */
2165 } else if (target
->state
== TARGET_RUNNING
) {
2166 /* We want to quickly sample the PC. */
2167 retval
= target_halt(target
);
2169 LOG_INFO("Target not halted or running");
2174 if (retval
!= ERROR_OK
)
2177 gettimeofday(&now
, NULL
);
2178 if ((sample_count
>= max_num_samples
) || timeval_compare(&now
, &timeout
) >= 0) {
2179 LOG_INFO("Profiling completed. %" PRIu32
" samples.", sample_count
);
2184 *num_samples
= sample_count
;
2188 /* Single aligned words are guaranteed to use 16 or 32 bit access
2189 * mode respectively, otherwise data is handled as quickly as
2192 int target_write_buffer(struct target
*target
, target_addr_t address
, uint32_t size
, const uint8_t *buffer
)
2194 LOG_DEBUG("writing buffer of %" PRIu32
" byte at " TARGET_ADDR_FMT
,
2197 if (!target_was_examined(target
)) {
2198 LOG_ERROR("Target not examined yet");
2205 if ((address
+ size
- 1) < address
) {
2206 /* GDB can request this when e.g. PC is 0xfffffffc */
2207 LOG_ERROR("address + size wrapped (" TARGET_ADDR_FMT
", 0x%08" PRIx32
")",
2213 return target
->type
->write_buffer(target
, address
, size
, buffer
);
2216 static int target_write_buffer_default(struct target
*target
,
2217 target_addr_t address
, uint32_t count
, const uint8_t *buffer
)
2221 /* Align up to maximum 4 bytes. The loop condition makes sure the next pass
2222 * will have something to do with the size we leave to it. */
2223 for (size
= 1; size
< 4 && count
>= size
* 2 + (address
& size
); size
*= 2) {
2224 if (address
& size
) {
2225 int retval
= target_write_memory(target
, address
, size
, 1, buffer
);
2226 if (retval
!= ERROR_OK
)
2234 /* Write the data with as large access size as possible. */
2235 for (; size
> 0; size
/= 2) {
2236 uint32_t aligned
= count
- count
% size
;
2238 int retval
= target_write_memory(target
, address
, size
, aligned
/ size
, buffer
);
2239 if (retval
!= ERROR_OK
)
2250 /* Single aligned words are guaranteed to use 16 or 32 bit access
2251 * mode respectively, otherwise data is handled as quickly as
2254 int target_read_buffer(struct target
*target
, target_addr_t address
, uint32_t size
, uint8_t *buffer
)
2256 LOG_DEBUG("reading buffer of %" PRIu32
" byte at " TARGET_ADDR_FMT
,
2259 if (!target_was_examined(target
)) {
2260 LOG_ERROR("Target not examined yet");
2267 if ((address
+ size
- 1) < address
) {
2268 /* GDB can request this when e.g. PC is 0xfffffffc */
2269 LOG_ERROR("address + size wrapped (" TARGET_ADDR_FMT
", 0x%08" PRIx32
")",
2275 return target
->type
->read_buffer(target
, address
, size
, buffer
);
2278 static int target_read_buffer_default(struct target
*target
, target_addr_t address
, uint32_t count
, uint8_t *buffer
)
2282 /* Align up to maximum 4 bytes. The loop condition makes sure the next pass
2283 * will have something to do with the size we leave to it. */
2284 for (size
= 1; size
< 4 && count
>= size
* 2 + (address
& size
); size
*= 2) {
2285 if (address
& size
) {
2286 int retval
= target_read_memory(target
, address
, size
, 1, buffer
);
2287 if (retval
!= ERROR_OK
)
2295 /* Read the data with as large access size as possible. */
2296 for (; size
> 0; size
/= 2) {
2297 uint32_t aligned
= count
- count
% size
;
2299 int retval
= target_read_memory(target
, address
, size
, aligned
/ size
, buffer
);
2300 if (retval
!= ERROR_OK
)
2311 int target_checksum_memory(struct target
*target
, target_addr_t address
, uint32_t size
, uint32_t *crc
)
2316 uint32_t checksum
= 0;
2317 if (!target_was_examined(target
)) {
2318 LOG_ERROR("Target not examined yet");
2322 retval
= target
->type
->checksum_memory(target
, address
, size
, &checksum
);
2323 if (retval
!= ERROR_OK
) {
2324 buffer
= malloc(size
);
2325 if (buffer
== NULL
) {
2326 LOG_ERROR("error allocating buffer for section (%" PRIu32
" bytes)", size
);
2327 return ERROR_COMMAND_SYNTAX_ERROR
;
2329 retval
= target_read_buffer(target
, address
, size
, buffer
);
2330 if (retval
!= ERROR_OK
) {
2335 /* convert to target endianness */
2336 for (i
= 0; i
< (size
/sizeof(uint32_t)); i
++) {
2337 uint32_t target_data
;
2338 target_data
= target_buffer_get_u32(target
, &buffer
[i
*sizeof(uint32_t)]);
2339 target_buffer_set_u32(target
, &buffer
[i
*sizeof(uint32_t)], target_data
);
2342 retval
= image_calculate_checksum(buffer
, size
, &checksum
);
2351 int target_blank_check_memory(struct target
*target
,
2352 struct target_memory_check_block
*blocks
, int num_blocks
,
2353 uint8_t erased_value
)
2355 if (!target_was_examined(target
)) {
2356 LOG_ERROR("Target not examined yet");
2360 if (target
->type
->blank_check_memory
== NULL
)
2361 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE
;
2363 return target
->type
->blank_check_memory(target
, blocks
, num_blocks
, erased_value
);
2366 int target_read_u64(struct target
*target
, target_addr_t address
, uint64_t *value
)
2368 uint8_t value_buf
[8];
2369 if (!target_was_examined(target
)) {
2370 LOG_ERROR("Target not examined yet");
2374 int retval
= target_read_memory(target
, address
, 8, 1, value_buf
);
2376 if (retval
== ERROR_OK
) {
2377 *value
= target_buffer_get_u64(target
, value_buf
);
2378 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%16.16" PRIx64
"",
2383 LOG_DEBUG("address: " TARGET_ADDR_FMT
" failed",
2390 int target_read_u32(struct target
*target
, target_addr_t address
, uint32_t *value
)
2392 uint8_t value_buf
[4];
2393 if (!target_was_examined(target
)) {
2394 LOG_ERROR("Target not examined yet");
2398 int retval
= target_read_memory(target
, address
, 4, 1, value_buf
);
2400 if (retval
== ERROR_OK
) {
2401 *value
= target_buffer_get_u32(target
, value_buf
);
2402 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%8.8" PRIx32
"",
2407 LOG_DEBUG("address: " TARGET_ADDR_FMT
" failed",
2414 int target_read_u16(struct target
*target
, target_addr_t address
, uint16_t *value
)
2416 uint8_t value_buf
[2];
2417 if (!target_was_examined(target
)) {
2418 LOG_ERROR("Target not examined yet");
2422 int retval
= target_read_memory(target
, address
, 2, 1, value_buf
);
2424 if (retval
== ERROR_OK
) {
2425 *value
= target_buffer_get_u16(target
, value_buf
);
2426 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%4.4" PRIx16
,
2431 LOG_DEBUG("address: " TARGET_ADDR_FMT
" failed",
2438 int target_read_u8(struct target
*target
, target_addr_t address
, uint8_t *value
)
2440 if (!target_was_examined(target
)) {
2441 LOG_ERROR("Target not examined yet");
2445 int retval
= target_read_memory(target
, address
, 1, 1, value
);
2447 if (retval
== ERROR_OK
) {
2448 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%2.2" PRIx8
,
2453 LOG_DEBUG("address: " TARGET_ADDR_FMT
" failed",
2460 int target_write_u64(struct target
*target
, target_addr_t address
, uint64_t value
)
2463 uint8_t value_buf
[8];
2464 if (!target_was_examined(target
)) {
2465 LOG_ERROR("Target not examined yet");
2469 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%16.16" PRIx64
"",
2473 target_buffer_set_u64(target
, value_buf
, value
);
2474 retval
= target_write_memory(target
, address
, 8, 1, value_buf
);
2475 if (retval
!= ERROR_OK
)
2476 LOG_DEBUG("failed: %i", retval
);
2481 int target_write_u32(struct target
*target
, target_addr_t address
, uint32_t value
)
2484 uint8_t value_buf
[4];
2485 if (!target_was_examined(target
)) {
2486 LOG_ERROR("Target not examined yet");
2490 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%8.8" PRIx32
"",
2494 target_buffer_set_u32(target
, value_buf
, value
);
2495 retval
= target_write_memory(target
, address
, 4, 1, value_buf
);
2496 if (retval
!= ERROR_OK
)
2497 LOG_DEBUG("failed: %i", retval
);
2502 int target_write_u16(struct target
*target
, target_addr_t address
, uint16_t value
)
2505 uint8_t value_buf
[2];
2506 if (!target_was_examined(target
)) {
2507 LOG_ERROR("Target not examined yet");
2511 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%8.8" PRIx16
,
2515 target_buffer_set_u16(target
, value_buf
, value
);
2516 retval
= target_write_memory(target
, address
, 2, 1, value_buf
);
2517 if (retval
!= ERROR_OK
)
2518 LOG_DEBUG("failed: %i", retval
);
2523 int target_write_u8(struct target
*target
, target_addr_t address
, uint8_t value
)
2526 if (!target_was_examined(target
)) {
2527 LOG_ERROR("Target not examined yet");
2531 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%2.2" PRIx8
,
2534 retval
= target_write_memory(target
, address
, 1, 1, &value
);
2535 if (retval
!= ERROR_OK
)
2536 LOG_DEBUG("failed: %i", retval
);
2541 int target_write_phys_u64(struct target
*target
, target_addr_t address
, uint64_t value
)
2544 uint8_t value_buf
[8];
2545 if (!target_was_examined(target
)) {
2546 LOG_ERROR("Target not examined yet");
2550 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%16.16" PRIx64
"",
2554 target_buffer_set_u64(target
, value_buf
, value
);
2555 retval
= target_write_phys_memory(target
, address
, 8, 1, value_buf
);
2556 if (retval
!= ERROR_OK
)
2557 LOG_DEBUG("failed: %i", retval
);
2562 int target_write_phys_u32(struct target
*target
, target_addr_t address
, uint32_t value
)
2565 uint8_t value_buf
[4];
2566 if (!target_was_examined(target
)) {
2567 LOG_ERROR("Target not examined yet");
2571 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%8.8" PRIx32
"",
2575 target_buffer_set_u32(target
, value_buf
, value
);
2576 retval
= target_write_phys_memory(target
, address
, 4, 1, value_buf
);
2577 if (retval
!= ERROR_OK
)
2578 LOG_DEBUG("failed: %i", retval
);
2583 int target_write_phys_u16(struct target
*target
, target_addr_t address
, uint16_t value
)
2586 uint8_t value_buf
[2];
2587 if (!target_was_examined(target
)) {
2588 LOG_ERROR("Target not examined yet");
2592 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%8.8" PRIx16
,
2596 target_buffer_set_u16(target
, value_buf
, value
);
2597 retval
= target_write_phys_memory(target
, address
, 2, 1, value_buf
);
2598 if (retval
!= ERROR_OK
)
2599 LOG_DEBUG("failed: %i", retval
);
2604 int target_write_phys_u8(struct target
*target
, target_addr_t address
, uint8_t value
)
2607 if (!target_was_examined(target
)) {
2608 LOG_ERROR("Target not examined yet");
2612 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%2.2" PRIx8
,
2615 retval
= target_write_phys_memory(target
, address
, 1, 1, &value
);
2616 if (retval
!= ERROR_OK
)
2617 LOG_DEBUG("failed: %i", retval
);
2622 static int find_target(struct command_invocation
*cmd
, const char *name
)
2624 struct target
*target
= get_target(name
);
2625 if (target
== NULL
) {
2626 command_print(cmd
, "Target: %s is unknown, try one of:\n", name
);
2629 if (!target
->tap
->enabled
) {
2630 command_print(cmd
, "Target: TAP %s is disabled, "
2631 "can't be the current target\n",
2632 target
->tap
->dotted_name
);
2636 cmd
->ctx
->current_target
= target
;
2637 if (cmd
->ctx
->current_target_override
)
2638 cmd
->ctx
->current_target_override
= target
;
2644 COMMAND_HANDLER(handle_targets_command
)
2646 int retval
= ERROR_OK
;
2647 if (CMD_ARGC
== 1) {
2648 retval
= find_target(CMD
, CMD_ARGV
[0]);
2649 if (retval
== ERROR_OK
) {
2655 struct target
*target
= all_targets
;
2656 command_print(CMD
, " TargetName Type Endian TapName State ");
2657 command_print(CMD
, "-- ------------------ ---------- ------ ------------------ ------------");
2662 if (target
->tap
->enabled
)
2663 state
= target_state_name(target
);
2665 state
= "tap-disabled";
2667 if (CMD_CTX
->current_target
== target
)
2670 /* keep columns lined up to match the headers above */
2672 "%2d%c %-18s %-10s %-6s %-18s %s",
2673 target
->target_number
,
2675 target_name(target
),
2676 target_type_name(target
),
2677 Jim_Nvp_value2name_simple(nvp_target_endian
,
2678 target
->endianness
)->name
,
2679 target
->tap
->dotted_name
,
2681 target
= target
->next
;
2687 /* every 300ms we check for reset & powerdropout and issue a "reset halt" if so. */
2689 static int powerDropout
;
2690 static int srstAsserted
;
2692 static int runPowerRestore
;
2693 static int runPowerDropout
;
2694 static int runSrstAsserted
;
2695 static int runSrstDeasserted
;
2697 static int sense_handler(void)
2699 static int prevSrstAsserted
;
2700 static int prevPowerdropout
;
2702 int retval
= jtag_power_dropout(&powerDropout
);
2703 if (retval
!= ERROR_OK
)
2707 powerRestored
= prevPowerdropout
&& !powerDropout
;
2709 runPowerRestore
= 1;
2711 int64_t current
= timeval_ms();
2712 static int64_t lastPower
;
2713 bool waitMore
= lastPower
+ 2000 > current
;
2714 if (powerDropout
&& !waitMore
) {
2715 runPowerDropout
= 1;
2716 lastPower
= current
;
2719 retval
= jtag_srst_asserted(&srstAsserted
);
2720 if (retval
!= ERROR_OK
)
2724 srstDeasserted
= prevSrstAsserted
&& !srstAsserted
;
2726 static int64_t lastSrst
;
2727 waitMore
= lastSrst
+ 2000 > current
;
2728 if (srstDeasserted
&& !waitMore
) {
2729 runSrstDeasserted
= 1;
2733 if (!prevSrstAsserted
&& srstAsserted
)
2734 runSrstAsserted
= 1;
2736 prevSrstAsserted
= srstAsserted
;
2737 prevPowerdropout
= powerDropout
;
2739 if (srstDeasserted
|| powerRestored
) {
2740 /* Other than logging the event we can't do anything here.
2741 * Issuing a reset is a particularly bad idea as we might
2742 * be inside a reset already.
2749 /* process target state changes */
2750 static int handle_target(void *priv
)
2752 Jim_Interp
*interp
= (Jim_Interp
*)priv
;
2753 int retval
= ERROR_OK
;
2755 if (!is_jtag_poll_safe()) {
2756 /* polling is disabled currently */
2760 /* we do not want to recurse here... */
2761 static int recursive
;
2765 /* danger! running these procedures can trigger srst assertions and power dropouts.
2766 * We need to avoid an infinite loop/recursion here and we do that by
2767 * clearing the flags after running these events.
2769 int did_something
= 0;
2770 if (runSrstAsserted
) {
2771 LOG_INFO("srst asserted detected, running srst_asserted proc.");
2772 Jim_Eval(interp
, "srst_asserted");
2775 if (runSrstDeasserted
) {
2776 Jim_Eval(interp
, "srst_deasserted");
2779 if (runPowerDropout
) {
2780 LOG_INFO("Power dropout detected, running power_dropout proc.");
2781 Jim_Eval(interp
, "power_dropout");
2784 if (runPowerRestore
) {
2785 Jim_Eval(interp
, "power_restore");
2789 if (did_something
) {
2790 /* clear detect flags */
2794 /* clear action flags */
2796 runSrstAsserted
= 0;
2797 runSrstDeasserted
= 0;
2798 runPowerRestore
= 0;
2799 runPowerDropout
= 0;
2804 /* Poll targets for state changes unless that's globally disabled.
2805 * Skip targets that are currently disabled.
2807 for (struct target
*target
= all_targets
;
2808 is_jtag_poll_safe() && target
;
2809 target
= target
->next
) {
2811 if (!target_was_examined(target
))
2814 if (!target
->tap
->enabled
)
2817 if (target
->backoff
.times
> target
->backoff
.count
) {
2818 /* do not poll this time as we failed previously */
2819 target
->backoff
.count
++;
2822 target
->backoff
.count
= 0;
2824 /* only poll target if we've got power and srst isn't asserted */
2825 if (!powerDropout
&& !srstAsserted
) {
2826 /* polling may fail silently until the target has been examined */
2827 retval
= target_poll(target
);
2828 if (retval
!= ERROR_OK
) {
2829 /* 100ms polling interval. Increase interval between polling up to 5000ms */
2830 if (target
->backoff
.times
* polling_interval
< 5000) {
2831 target
->backoff
.times
*= 2;
2832 target
->backoff
.times
++;
2835 /* Tell GDB to halt the debugger. This allows the user to
2836 * run monitor commands to handle the situation.
2838 target_call_event_callbacks(target
, TARGET_EVENT_GDB_HALT
);
2840 if (target
->backoff
.times
> 0) {
2841 LOG_USER("Polling target %s failed, trying to reexamine", target_name(target
));
2842 target_reset_examined(target
);
2843 retval
= target_examine_one(target
);
2844 /* Target examination could have failed due to unstable connection,
2845 * but we set the examined flag anyway to repoll it later */
2846 if (retval
!= ERROR_OK
) {
2847 target
->examined
= true;
2848 LOG_USER("Examination failed, GDB will be halted. Polling again in %dms",
2849 target
->backoff
.times
* polling_interval
);
2854 /* Since we succeeded, we reset backoff count */
2855 target
->backoff
.times
= 0;
2862 COMMAND_HANDLER(handle_reg_command
)
2864 struct target
*target
;
2865 struct reg
*reg
= NULL
;
2871 target
= get_current_target(CMD_CTX
);
2873 /* list all available registers for the current target */
2874 if (CMD_ARGC
== 0) {
2875 struct reg_cache
*cache
= target
->reg_cache
;
2881 command_print(CMD
, "===== %s", cache
->name
);
2883 for (i
= 0, reg
= cache
->reg_list
;
2884 i
< cache
->num_regs
;
2885 i
++, reg
++, count
++) {
2886 if (reg
->exist
== false)
2888 /* only print cached values if they are valid */
2890 value
= buf_to_hex_str(reg
->value
,
2893 "(%i) %s (/%" PRIu32
"): 0x%s%s",
2901 command_print(CMD
, "(%i) %s (/%" PRIu32
")",
2906 cache
= cache
->next
;
2912 /* access a single register by its ordinal number */
2913 if ((CMD_ARGV
[0][0] >= '0') && (CMD_ARGV
[0][0] <= '9')) {
2915 COMMAND_PARSE_NUMBER(uint
, CMD_ARGV
[0], num
);
2917 struct reg_cache
*cache
= target
->reg_cache
;
2921 for (i
= 0; i
< cache
->num_regs
; i
++) {
2922 if (count
++ == num
) {
2923 reg
= &cache
->reg_list
[i
];
2929 cache
= cache
->next
;
2933 command_print(CMD
, "%i is out of bounds, the current target "
2934 "has only %i registers (0 - %i)", num
, count
, count
- 1);
2938 /* access a single register by its name */
2939 reg
= register_get_by_name(target
->reg_cache
, CMD_ARGV
[0], 1);
2945 assert(reg
!= NULL
); /* give clang a hint that we *know* reg is != NULL here */
2950 /* display a register */
2951 if ((CMD_ARGC
== 1) || ((CMD_ARGC
== 2) && !((CMD_ARGV
[1][0] >= '0')
2952 && (CMD_ARGV
[1][0] <= '9')))) {
2953 if ((CMD_ARGC
== 2) && (strcmp(CMD_ARGV
[1], "force") == 0))
2956 if (reg
->valid
== 0)
2957 reg
->type
->get(reg
);
2958 value
= buf_to_hex_str(reg
->value
, reg
->size
);
2959 command_print(CMD
, "%s (/%i): 0x%s", reg
->name
, (int)(reg
->size
), value
);
2964 /* set register value */
2965 if (CMD_ARGC
== 2) {
2966 uint8_t *buf
= malloc(DIV_ROUND_UP(reg
->size
, 8));
2969 str_to_buf(CMD_ARGV
[1], strlen(CMD_ARGV
[1]), buf
, reg
->size
, 0);
2971 reg
->type
->set(reg
, buf
);
2973 value
= buf_to_hex_str(reg
->value
, reg
->size
);
2974 command_print(CMD
, "%s (/%i): 0x%s", reg
->name
, (int)(reg
->size
), value
);
2982 return ERROR_COMMAND_SYNTAX_ERROR
;
2985 command_print(CMD
, "register %s not found in current target", CMD_ARGV
[0]);
2989 COMMAND_HANDLER(handle_poll_command
)
2991 int retval
= ERROR_OK
;
2992 struct target
*target
= get_current_target(CMD_CTX
);
2994 if (CMD_ARGC
== 0) {
2995 command_print(CMD
, "background polling: %s",
2996 jtag_poll_get_enabled() ? "on" : "off");
2997 command_print(CMD
, "TAP: %s (%s)",
2998 target
->tap
->dotted_name
,
2999 target
->tap
->enabled
? "enabled" : "disabled");
3000 if (!target
->tap
->enabled
)
3002 retval
= target_poll(target
);
3003 if (retval
!= ERROR_OK
)
3005 retval
= target_arch_state(target
);
3006 if (retval
!= ERROR_OK
)
3008 } else if (CMD_ARGC
== 1) {
3010 COMMAND_PARSE_ON_OFF(CMD_ARGV
[0], enable
);
3011 jtag_poll_set_enabled(enable
);
3013 return ERROR_COMMAND_SYNTAX_ERROR
;
3018 COMMAND_HANDLER(handle_wait_halt_command
)
3021 return ERROR_COMMAND_SYNTAX_ERROR
;
3023 unsigned ms
= DEFAULT_HALT_TIMEOUT
;
3024 if (1 == CMD_ARGC
) {
3025 int retval
= parse_uint(CMD_ARGV
[0], &ms
);
3026 if (ERROR_OK
!= retval
)
3027 return ERROR_COMMAND_SYNTAX_ERROR
;
3030 struct target
*target
= get_current_target(CMD_CTX
);
3031 return target_wait_state(target
, TARGET_HALTED
, ms
);
3034 /* wait for target state to change. The trick here is to have a low
3035 * latency for short waits and not to suck up all the CPU time
3038 * After 500ms, keep_alive() is invoked
3040 int target_wait_state(struct target
*target
, enum target_state state
, int ms
)
3043 int64_t then
= 0, cur
;
3047 retval
= target_poll(target
);
3048 if (retval
!= ERROR_OK
)
3050 if (target
->state
== state
)
3055 then
= timeval_ms();
3056 LOG_DEBUG("waiting for target %s...",
3057 Jim_Nvp_value2name_simple(nvp_target_state
, state
)->name
);
3063 if ((cur
-then
) > ms
) {
3064 LOG_ERROR("timed out while waiting for target %s",
3065 Jim_Nvp_value2name_simple(nvp_target_state
, state
)->name
);
3073 COMMAND_HANDLER(handle_halt_command
)
3077 struct target
*target
= get_current_target(CMD_CTX
);
3079 target
->verbose_halt_msg
= true;
3081 int retval
= target_halt(target
);
3082 if (ERROR_OK
!= retval
)
3085 if (CMD_ARGC
== 1) {
3086 unsigned wait_local
;
3087 retval
= parse_uint(CMD_ARGV
[0], &wait_local
);
3088 if (ERROR_OK
!= retval
)
3089 return ERROR_COMMAND_SYNTAX_ERROR
;
3094 return CALL_COMMAND_HANDLER(handle_wait_halt_command
);
3097 COMMAND_HANDLER(handle_soft_reset_halt_command
)
3099 struct target
*target
= get_current_target(CMD_CTX
);
3101 LOG_USER("requesting target halt and executing a soft reset");
3103 target_soft_reset_halt(target
);
3108 COMMAND_HANDLER(handle_reset_command
)
3111 return ERROR_COMMAND_SYNTAX_ERROR
;
3113 enum target_reset_mode reset_mode
= RESET_RUN
;
3114 if (CMD_ARGC
== 1) {
3116 n
= Jim_Nvp_name2value_simple(nvp_reset_modes
, CMD_ARGV
[0]);
3117 if ((n
->name
== NULL
) || (n
->value
== RESET_UNKNOWN
))
3118 return ERROR_COMMAND_SYNTAX_ERROR
;
3119 reset_mode
= n
->value
;
3122 /* reset *all* targets */
3123 return target_process_reset(CMD
, reset_mode
);
3127 COMMAND_HANDLER(handle_resume_command
)
3131 return ERROR_COMMAND_SYNTAX_ERROR
;
3133 struct target
*target
= get_current_target(CMD_CTX
);
3135 /* with no CMD_ARGV, resume from current pc, addr = 0,
3136 * with one arguments, addr = CMD_ARGV[0],
3137 * handle breakpoints, not debugging */
3138 target_addr_t addr
= 0;
3139 if (CMD_ARGC
== 1) {
3140 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], addr
);
3144 return target_resume(target
, current
, addr
, 1, 0);
3147 COMMAND_HANDLER(handle_step_command
)
3150 return ERROR_COMMAND_SYNTAX_ERROR
;
3154 /* with no CMD_ARGV, step from current pc, addr = 0,
3155 * with one argument addr = CMD_ARGV[0],
3156 * handle breakpoints, debugging */
3157 target_addr_t addr
= 0;
3159 if (CMD_ARGC
== 1) {
3160 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], addr
);
3164 struct target
*target
= get_current_target(CMD_CTX
);
3166 return target_step(target
, current_pc
, addr
, 1);
3169 void target_handle_md_output(struct command_invocation
*cmd
,
3170 struct target
*target
, target_addr_t address
, unsigned size
,
3171 unsigned count
, const uint8_t *buffer
)
3173 const unsigned line_bytecnt
= 32;
3174 unsigned line_modulo
= line_bytecnt
/ size
;
3176 char output
[line_bytecnt
* 4 + 1];
3177 unsigned output_len
= 0;
3179 const char *value_fmt
;
3182 value_fmt
= "%16.16"PRIx64
" ";
3185 value_fmt
= "%8.8"PRIx64
" ";
3188 value_fmt
= "%4.4"PRIx64
" ";
3191 value_fmt
= "%2.2"PRIx64
" ";
3194 /* "can't happen", caller checked */
3195 LOG_ERROR("invalid memory read size: %u", size
);
3199 for (unsigned i
= 0; i
< count
; i
++) {
3200 if (i
% line_modulo
== 0) {
3201 output_len
+= snprintf(output
+ output_len
,
3202 sizeof(output
) - output_len
,
3203 TARGET_ADDR_FMT
": ",
3204 (address
+ (i
* size
)));
3208 const uint8_t *value_ptr
= buffer
+ i
* size
;
3211 value
= target_buffer_get_u64(target
, value_ptr
);
3214 value
= target_buffer_get_u32(target
, value_ptr
);
3217 value
= target_buffer_get_u16(target
, value_ptr
);
3222 output_len
+= snprintf(output
+ output_len
,
3223 sizeof(output
) - output_len
,
3226 if ((i
% line_modulo
== line_modulo
- 1) || (i
== count
- 1)) {
3227 command_print(cmd
, "%s", output
);
3233 COMMAND_HANDLER(handle_md_command
)
3236 return ERROR_COMMAND_SYNTAX_ERROR
;
3239 switch (CMD_NAME
[2]) {
3253 return ERROR_COMMAND_SYNTAX_ERROR
;
3256 bool physical
= strcmp(CMD_ARGV
[0], "phys") == 0;
3257 int (*fn
)(struct target
*target
,
3258 target_addr_t address
, uint32_t size_value
, uint32_t count
, uint8_t *buffer
);
3262 fn
= target_read_phys_memory
;
3264 fn
= target_read_memory
;
3265 if ((CMD_ARGC
< 1) || (CMD_ARGC
> 2))
3266 return ERROR_COMMAND_SYNTAX_ERROR
;
3268 target_addr_t address
;
3269 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], address
);
3273 COMMAND_PARSE_NUMBER(uint
, CMD_ARGV
[1], count
);
3275 uint8_t *buffer
= calloc(count
, size
);
3276 if (buffer
== NULL
) {
3277 LOG_ERROR("Failed to allocate md read buffer");
3281 struct target
*target
= get_current_target(CMD_CTX
);
3282 int retval
= fn(target
, address
, size
, count
, buffer
);
3283 if (ERROR_OK
== retval
)
3284 target_handle_md_output(CMD
, target
, address
, size
, count
, buffer
);
3291 typedef int (*target_write_fn
)(struct target
*target
,
3292 target_addr_t address
, uint32_t size
, uint32_t count
, const uint8_t *buffer
);
3294 static int target_fill_mem(struct target
*target
,
3295 target_addr_t address
,
3303 /* We have to write in reasonably large chunks to be able
3304 * to fill large memory areas with any sane speed */
3305 const unsigned chunk_size
= 16384;
3306 uint8_t *target_buf
= malloc(chunk_size
* data_size
);
3307 if (target_buf
== NULL
) {
3308 LOG_ERROR("Out of memory");
3312 for (unsigned i
= 0; i
< chunk_size
; i
++) {
3313 switch (data_size
) {
3315 target_buffer_set_u64(target
, target_buf
+ i
* data_size
, b
);
3318 target_buffer_set_u32(target
, target_buf
+ i
* data_size
, b
);
3321 target_buffer_set_u16(target
, target_buf
+ i
* data_size
, b
);
3324 target_buffer_set_u8(target
, target_buf
+ i
* data_size
, b
);
3331 int retval
= ERROR_OK
;
3333 for (unsigned x
= 0; x
< c
; x
+= chunk_size
) {
3336 if (current
> chunk_size
)
3337 current
= chunk_size
;
3338 retval
= fn(target
, address
+ x
* data_size
, data_size
, current
, target_buf
);
3339 if (retval
!= ERROR_OK
)
3341 /* avoid GDB timeouts */
3350 COMMAND_HANDLER(handle_mw_command
)
3353 return ERROR_COMMAND_SYNTAX_ERROR
;
3354 bool physical
= strcmp(CMD_ARGV
[0], "phys") == 0;
3359 fn
= target_write_phys_memory
;
3361 fn
= target_write_memory
;
3362 if ((CMD_ARGC
< 2) || (CMD_ARGC
> 3))
3363 return ERROR_COMMAND_SYNTAX_ERROR
;
3365 target_addr_t address
;
3366 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], address
);
3369 COMMAND_PARSE_NUMBER(u64
, CMD_ARGV
[1], value
);
3373 COMMAND_PARSE_NUMBER(uint
, CMD_ARGV
[2], count
);
3375 struct target
*target
= get_current_target(CMD_CTX
);
3377 switch (CMD_NAME
[2]) {
3391 return ERROR_COMMAND_SYNTAX_ERROR
;
3394 return target_fill_mem(target
, address
, fn
, wordsize
, value
, count
);
3397 static COMMAND_HELPER(parse_load_image_command_CMD_ARGV
, struct image
*image
,
3398 target_addr_t
*min_address
, target_addr_t
*max_address
)
3400 if (CMD_ARGC
< 1 || CMD_ARGC
> 5)
3401 return ERROR_COMMAND_SYNTAX_ERROR
;
3403 /* a base address isn't always necessary,
3404 * default to 0x0 (i.e. don't relocate) */
3405 if (CMD_ARGC
>= 2) {
3407 COMMAND_PARSE_ADDRESS(CMD_ARGV
[1], addr
);
3408 image
->base_address
= addr
;
3409 image
->base_address_set
= 1;
3411 image
->base_address_set
= 0;
3413 image
->start_address_set
= 0;
3416 COMMAND_PARSE_ADDRESS(CMD_ARGV
[3], *min_address
);
3417 if (CMD_ARGC
== 5) {
3418 COMMAND_PARSE_ADDRESS(CMD_ARGV
[4], *max_address
);
3419 /* use size (given) to find max (required) */
3420 *max_address
+= *min_address
;
3423 if (*min_address
> *max_address
)
3424 return ERROR_COMMAND_SYNTAX_ERROR
;
3429 COMMAND_HANDLER(handle_load_image_command
)
3433 uint32_t image_size
;
3434 target_addr_t min_address
= 0;
3435 target_addr_t max_address
= -1;
3439 int retval
= CALL_COMMAND_HANDLER(parse_load_image_command_CMD_ARGV
,
3440 &image
, &min_address
, &max_address
);
3441 if (ERROR_OK
!= retval
)
3444 struct target
*target
= get_current_target(CMD_CTX
);
3446 struct duration bench
;
3447 duration_start(&bench
);
3449 if (image_open(&image
, CMD_ARGV
[0], (CMD_ARGC
>= 3) ? CMD_ARGV
[2] : NULL
) != ERROR_OK
)
3454 for (i
= 0; i
< image
.num_sections
; i
++) {
3455 buffer
= malloc(image
.sections
[i
].size
);
3456 if (buffer
== NULL
) {
3458 "error allocating buffer for section (%d bytes)",
3459 (int)(image
.sections
[i
].size
));
3460 retval
= ERROR_FAIL
;
3464 retval
= image_read_section(&image
, i
, 0x0, image
.sections
[i
].size
, buffer
, &buf_cnt
);
3465 if (retval
!= ERROR_OK
) {
3470 uint32_t offset
= 0;
3471 uint32_t length
= buf_cnt
;
3473 /* DANGER!!! beware of unsigned comparison here!!! */
3475 if ((image
.sections
[i
].base_address
+ buf_cnt
>= min_address
) &&
3476 (image
.sections
[i
].base_address
< max_address
)) {
3478 if (image
.sections
[i
].base_address
< min_address
) {
3479 /* clip addresses below */
3480 offset
+= min_address
-image
.sections
[i
].base_address
;
3484 if (image
.sections
[i
].base_address
+ buf_cnt
> max_address
)
3485 length
-= (image
.sections
[i
].base_address
+ buf_cnt
)-max_address
;
3487 retval
= target_write_buffer(target
,
3488 image
.sections
[i
].base_address
+ offset
, length
, buffer
+ offset
);
3489 if (retval
!= ERROR_OK
) {
3493 image_size
+= length
;
3494 command_print(CMD
, "%u bytes written at address " TARGET_ADDR_FMT
"",
3495 (unsigned int)length
,
3496 image
.sections
[i
].base_address
+ offset
);
3502 if ((ERROR_OK
== retval
) && (duration_measure(&bench
) == ERROR_OK
)) {
3503 command_print(CMD
, "downloaded %" PRIu32
" bytes "
3504 "in %fs (%0.3f KiB/s)", image_size
,
3505 duration_elapsed(&bench
), duration_kbps(&bench
, image_size
));
3508 image_close(&image
);
3514 COMMAND_HANDLER(handle_dump_image_command
)
3516 struct fileio
*fileio
;
3518 int retval
, retvaltemp
;
3519 target_addr_t address
, size
;
3520 struct duration bench
;
3521 struct target
*target
= get_current_target(CMD_CTX
);
3524 return ERROR_COMMAND_SYNTAX_ERROR
;
3526 COMMAND_PARSE_ADDRESS(CMD_ARGV
[1], address
);
3527 COMMAND_PARSE_ADDRESS(CMD_ARGV
[2], size
);
3529 uint32_t buf_size
= (size
> 4096) ? 4096 : size
;
3530 buffer
= malloc(buf_size
);
3534 retval
= fileio_open(&fileio
, CMD_ARGV
[0], FILEIO_WRITE
, FILEIO_BINARY
);
3535 if (retval
!= ERROR_OK
) {
3540 duration_start(&bench
);
3543 size_t size_written
;
3544 uint32_t this_run_size
= (size
> buf_size
) ? buf_size
: size
;
3545 retval
= target_read_buffer(target
, address
, this_run_size
, buffer
);
3546 if (retval
!= ERROR_OK
)
3549 retval
= fileio_write(fileio
, this_run_size
, buffer
, &size_written
);
3550 if (retval
!= ERROR_OK
)
3553 size
-= this_run_size
;
3554 address
+= this_run_size
;
3559 if ((ERROR_OK
== retval
) && (duration_measure(&bench
) == ERROR_OK
)) {
3561 retval
= fileio_size(fileio
, &filesize
);
3562 if (retval
!= ERROR_OK
)
3565 "dumped %zu bytes in %fs (%0.3f KiB/s)", filesize
,
3566 duration_elapsed(&bench
), duration_kbps(&bench
, filesize
));
3569 retvaltemp
= fileio_close(fileio
);
3570 if (retvaltemp
!= ERROR_OK
)
3579 IMAGE_CHECKSUM_ONLY
= 2
3582 static COMMAND_HELPER(handle_verify_image_command_internal
, enum verify_mode verify
)
3586 uint32_t image_size
;
3589 uint32_t checksum
= 0;
3590 uint32_t mem_checksum
= 0;
3594 struct target
*target
= get_current_target(CMD_CTX
);
3597 return ERROR_COMMAND_SYNTAX_ERROR
;
3600 LOG_ERROR("no target selected");
3604 struct duration bench
;
3605 duration_start(&bench
);
3607 if (CMD_ARGC
>= 2) {
3609 COMMAND_PARSE_ADDRESS(CMD_ARGV
[1], addr
);
3610 image
.base_address
= addr
;
3611 image
.base_address_set
= 1;
3613 image
.base_address_set
= 0;
3614 image
.base_address
= 0x0;
3617 image
.start_address_set
= 0;
3619 retval
= image_open(&image
, CMD_ARGV
[0], (CMD_ARGC
== 3) ? CMD_ARGV
[2] : NULL
);
3620 if (retval
!= ERROR_OK
)
3626 for (i
= 0; i
< image
.num_sections
; i
++) {
3627 buffer
= malloc(image
.sections
[i
].size
);
3628 if (buffer
== NULL
) {
3630 "error allocating buffer for section (%d bytes)",
3631 (int)(image
.sections
[i
].size
));
3634 retval
= image_read_section(&image
, i
, 0x0, image
.sections
[i
].size
, buffer
, &buf_cnt
);
3635 if (retval
!= ERROR_OK
) {
3640 if (verify
>= IMAGE_VERIFY
) {
3641 /* calculate checksum of image */
3642 retval
= image_calculate_checksum(buffer
, buf_cnt
, &checksum
);
3643 if (retval
!= ERROR_OK
) {
3648 retval
= target_checksum_memory(target
, image
.sections
[i
].base_address
, buf_cnt
, &mem_checksum
);
3649 if (retval
!= ERROR_OK
) {
3653 if ((checksum
!= mem_checksum
) && (verify
== IMAGE_CHECKSUM_ONLY
)) {
3654 LOG_ERROR("checksum mismatch");
3656 retval
= ERROR_FAIL
;
3659 if (checksum
!= mem_checksum
) {
3660 /* failed crc checksum, fall back to a binary compare */
3664 LOG_ERROR("checksum mismatch - attempting binary compare");
3666 data
= malloc(buf_cnt
);
3668 retval
= target_read_buffer(target
, image
.sections
[i
].base_address
, buf_cnt
, data
);
3669 if (retval
== ERROR_OK
) {
3671 for (t
= 0; t
< buf_cnt
; t
++) {
3672 if (data
[t
] != buffer
[t
]) {
3674 "diff %d address 0x%08x. Was 0x%02x instead of 0x%02x",
3676 (unsigned)(t
+ image
.sections
[i
].base_address
),
3679 if (diffs
++ >= 127) {
3680 command_print(CMD
, "More than 128 errors, the rest are not printed.");
3692 command_print(CMD
, "address " TARGET_ADDR_FMT
" length 0x%08zx",
3693 image
.sections
[i
].base_address
,
3698 image_size
+= buf_cnt
;
3701 command_print(CMD
, "No more differences found.");
3704 retval
= ERROR_FAIL
;
3705 if ((ERROR_OK
== retval
) && (duration_measure(&bench
) == ERROR_OK
)) {
3706 command_print(CMD
, "verified %" PRIu32
" bytes "
3707 "in %fs (%0.3f KiB/s)", image_size
,
3708 duration_elapsed(&bench
), duration_kbps(&bench
, image_size
));
3711 image_close(&image
);
3716 COMMAND_HANDLER(handle_verify_image_checksum_command
)
3718 return CALL_COMMAND_HANDLER(handle_verify_image_command_internal
, IMAGE_CHECKSUM_ONLY
);
3721 COMMAND_HANDLER(handle_verify_image_command
)
3723 return CALL_COMMAND_HANDLER(handle_verify_image_command_internal
, IMAGE_VERIFY
);
3726 COMMAND_HANDLER(handle_test_image_command
)
3728 return CALL_COMMAND_HANDLER(handle_verify_image_command_internal
, IMAGE_TEST
);
3731 static int handle_bp_command_list(struct command_invocation
*cmd
)
3733 struct target
*target
= get_current_target(cmd
->ctx
);
3734 struct breakpoint
*breakpoint
= target
->breakpoints
;
3735 while (breakpoint
) {
3736 if (breakpoint
->type
== BKPT_SOFT
) {
3737 char *buf
= buf_to_hex_str(breakpoint
->orig_instr
,
3738 breakpoint
->length
);
3739 command_print(cmd
, "IVA breakpoint: " TARGET_ADDR_FMT
", 0x%x, %i, 0x%s",
3740 breakpoint
->address
,
3742 breakpoint
->set
, buf
);
3745 if ((breakpoint
->address
== 0) && (breakpoint
->asid
!= 0))
3746 command_print(cmd
, "Context breakpoint: 0x%8.8" PRIx32
", 0x%x, %i",
3748 breakpoint
->length
, breakpoint
->set
);
3749 else if ((breakpoint
->address
!= 0) && (breakpoint
->asid
!= 0)) {
3750 command_print(cmd
, "Hybrid breakpoint(IVA): " TARGET_ADDR_FMT
", 0x%x, %i",
3751 breakpoint
->address
,
3752 breakpoint
->length
, breakpoint
->set
);
3753 command_print(cmd
, "\t|--->linked with ContextID: 0x%8.8" PRIx32
,
3756 command_print(cmd
, "Breakpoint(IVA): " TARGET_ADDR_FMT
", 0x%x, %i",
3757 breakpoint
->address
,
3758 breakpoint
->length
, breakpoint
->set
);
3761 breakpoint
= breakpoint
->next
;
3766 static int handle_bp_command_set(struct command_invocation
*cmd
,
3767 target_addr_t addr
, uint32_t asid
, uint32_t length
, int hw
)
3769 struct target
*target
= get_current_target(cmd
->ctx
);
3773 retval
= breakpoint_add(target
, addr
, length
, hw
);
3774 /* error is always logged in breakpoint_add(), do not print it again */
3775 if (ERROR_OK
== retval
)
3776 command_print(cmd
, "breakpoint set at " TARGET_ADDR_FMT
"", addr
);
3778 } else if (addr
== 0) {
3779 if (target
->type
->add_context_breakpoint
== NULL
) {
3780 LOG_ERROR("Context breakpoint not available");
3781 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE
;
3783 retval
= context_breakpoint_add(target
, asid
, length
, hw
);
3784 /* error is always logged in context_breakpoint_add(), do not print it again */
3785 if (ERROR_OK
== retval
)
3786 command_print(cmd
, "Context breakpoint set at 0x%8.8" PRIx32
"", asid
);
3789 if (target
->type
->add_hybrid_breakpoint
== NULL
) {
3790 LOG_ERROR("Hybrid breakpoint not available");
3791 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE
;
3793 retval
= hybrid_breakpoint_add(target
, addr
, asid
, length
, hw
);
3794 /* error is always logged in hybrid_breakpoint_add(), do not print it again */
3795 if (ERROR_OK
== retval
)
3796 command_print(cmd
, "Hybrid breakpoint set at 0x%8.8" PRIx32
"", asid
);
3801 COMMAND_HANDLER(handle_bp_command
)
3810 return handle_bp_command_list(CMD
);
3814 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], addr
);
3815 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], length
);
3816 return handle_bp_command_set(CMD
, addr
, asid
, length
, hw
);
3819 if (strcmp(CMD_ARGV
[2], "hw") == 0) {
3821 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], addr
);
3822 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], length
);
3824 return handle_bp_command_set(CMD
, addr
, asid
, length
, hw
);
3825 } else if (strcmp(CMD_ARGV
[2], "hw_ctx") == 0) {
3827 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], asid
);
3828 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], length
);
3830 return handle_bp_command_set(CMD
, addr
, asid
, length
, hw
);
3835 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], addr
);
3836 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], asid
);
3837 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[2], length
);
3838 return handle_bp_command_set(CMD
, addr
, asid
, length
, hw
);
3841 return ERROR_COMMAND_SYNTAX_ERROR
;
3845 COMMAND_HANDLER(handle_rbp_command
)
3848 return ERROR_COMMAND_SYNTAX_ERROR
;
3850 struct target
*target
= get_current_target(CMD_CTX
);
3852 if (!strcmp(CMD_ARGV
[0], "all")) {
3853 breakpoint_remove_all(target
);
3856 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], addr
);
3858 breakpoint_remove(target
, addr
);
3864 COMMAND_HANDLER(handle_wp_command
)
3866 struct target
*target
= get_current_target(CMD_CTX
);
3868 if (CMD_ARGC
== 0) {
3869 struct watchpoint
*watchpoint
= target
->watchpoints
;
3871 while (watchpoint
) {
3872 command_print(CMD
, "address: " TARGET_ADDR_FMT
3873 ", len: 0x%8.8" PRIx32
3874 ", r/w/a: %i, value: 0x%8.8" PRIx32
3875 ", mask: 0x%8.8" PRIx32
,
3876 watchpoint
->address
,
3878 (int)watchpoint
->rw
,
3881 watchpoint
= watchpoint
->next
;
3886 enum watchpoint_rw type
= WPT_ACCESS
;
3888 uint32_t length
= 0;
3889 uint32_t data_value
= 0x0;
3890 uint32_t data_mask
= 0xffffffff;
3894 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[4], data_mask
);
3897 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[3], data_value
);
3900 switch (CMD_ARGV
[2][0]) {
3911 LOG_ERROR("invalid watchpoint mode ('%c')", CMD_ARGV
[2][0]);
3912 return ERROR_COMMAND_SYNTAX_ERROR
;
3916 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], length
);
3917 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], addr
);
3921 return ERROR_COMMAND_SYNTAX_ERROR
;
3924 int retval
= watchpoint_add(target
, addr
, length
, type
,
3925 data_value
, data_mask
);
3926 if (ERROR_OK
!= retval
)
3927 LOG_ERROR("Failure setting watchpoints");
3932 COMMAND_HANDLER(handle_rwp_command
)
3935 return ERROR_COMMAND_SYNTAX_ERROR
;
3938 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], addr
);
3940 struct target
*target
= get_current_target(CMD_CTX
);
3941 watchpoint_remove(target
, addr
);
3947 * Translate a virtual address to a physical address.
3949 * The low-level target implementation must have logged a detailed error
3950 * which is forwarded to telnet/GDB session.
3952 COMMAND_HANDLER(handle_virt2phys_command
)
3955 return ERROR_COMMAND_SYNTAX_ERROR
;
3958 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], va
);
3961 struct target
*target
= get_current_target(CMD_CTX
);
3962 int retval
= target
->type
->virt2phys(target
, va
, &pa
);
3963 if (retval
== ERROR_OK
)
3964 command_print(CMD
, "Physical address " TARGET_ADDR_FMT
"", pa
);
3969 static void writeData(FILE *f
, const void *data
, size_t len
)
3971 size_t written
= fwrite(data
, 1, len
, f
);
3973 LOG_ERROR("failed to write %zu bytes: %s", len
, strerror(errno
));
3976 static void writeLong(FILE *f
, int l
, struct target
*target
)
3980 target_buffer_set_u32(target
, val
, l
);
3981 writeData(f
, val
, 4);
3984 static void writeString(FILE *f
, char *s
)
3986 writeData(f
, s
, strlen(s
));
3989 typedef unsigned char UNIT
[2]; /* unit of profiling */
3991 /* Dump a gmon.out histogram file. */
3992 static void write_gmon(uint32_t *samples
, uint32_t sampleNum
, const char *filename
, bool with_range
,
3993 uint32_t start_address
, uint32_t end_address
, struct target
*target
, uint32_t duration_ms
)
3996 FILE *f
= fopen(filename
, "w");
3999 writeString(f
, "gmon");
4000 writeLong(f
, 0x00000001, target
); /* Version */
4001 writeLong(f
, 0, target
); /* padding */
4002 writeLong(f
, 0, target
); /* padding */
4003 writeLong(f
, 0, target
); /* padding */
4005 uint8_t zero
= 0; /* GMON_TAG_TIME_HIST */
4006 writeData(f
, &zero
, 1);
4008 /* figure out bucket size */
4012 min
= start_address
;
4017 for (i
= 0; i
< sampleNum
; i
++) {
4018 if (min
> samples
[i
])
4020 if (max
< samples
[i
])
4024 /* max should be (largest sample + 1)
4025 * Refer to binutils/gprof/hist.c (find_histogram_for_pc) */
4029 int addressSpace
= max
- min
;
4030 assert(addressSpace
>= 2);
4032 /* FIXME: What is the reasonable number of buckets?
4033 * The profiling result will be more accurate if there are enough buckets. */
4034 static const uint32_t maxBuckets
= 128 * 1024; /* maximum buckets. */
4035 uint32_t numBuckets
= addressSpace
/ sizeof(UNIT
);
4036 if (numBuckets
> maxBuckets
)
4037 numBuckets
= maxBuckets
;
4038 int *buckets
= malloc(sizeof(int) * numBuckets
);
4039 if (buckets
== NULL
) {
4043 memset(buckets
, 0, sizeof(int) * numBuckets
);
4044 for (i
= 0; i
< sampleNum
; i
++) {
4045 uint32_t address
= samples
[i
];
4047 if ((address
< min
) || (max
<= address
))
4050 long long a
= address
- min
;
4051 long long b
= numBuckets
;
4052 long long c
= addressSpace
;
4053 int index_t
= (a
* b
) / c
; /* danger!!!! int32 overflows */
4057 /* append binary memory gmon.out &profile_hist_hdr ((char*)&profile_hist_hdr + sizeof(struct gmon_hist_hdr)) */
4058 writeLong(f
, min
, target
); /* low_pc */
4059 writeLong(f
, max
, target
); /* high_pc */
4060 writeLong(f
, numBuckets
, target
); /* # of buckets */
4061 float sample_rate
= sampleNum
/ (duration_ms
/ 1000.0);
4062 writeLong(f
, sample_rate
, target
);
4063 writeString(f
, "seconds");
4064 for (i
= 0; i
< (15-strlen("seconds")); i
++)
4065 writeData(f
, &zero
, 1);
4066 writeString(f
, "s");
4068 /*append binary memory gmon.out profile_hist_data (profile_hist_data + profile_hist_hdr.hist_size) */
4070 char *data
= malloc(2 * numBuckets
);
4072 for (i
= 0; i
< numBuckets
; i
++) {
4077 data
[i
* 2] = val
&0xff;
4078 data
[i
* 2 + 1] = (val
>> 8) & 0xff;
4081 writeData(f
, data
, numBuckets
* 2);
4089 /* profiling samples the CPU PC as quickly as OpenOCD is able,
4090 * which will be used as a random sampling of PC */
4091 COMMAND_HANDLER(handle_profile_command
)
4093 struct target
*target
= get_current_target(CMD_CTX
);
4095 if ((CMD_ARGC
!= 2) && (CMD_ARGC
!= 4))
4096 return ERROR_COMMAND_SYNTAX_ERROR
;
4098 const uint32_t MAX_PROFILE_SAMPLE_NUM
= 10000;
4100 uint32_t num_of_samples
;
4101 int retval
= ERROR_OK
;
4103 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], offset
);
4105 uint32_t *samples
= malloc(sizeof(uint32_t) * MAX_PROFILE_SAMPLE_NUM
);
4106 if (samples
== NULL
) {
4107 LOG_ERROR("No memory to store samples.");
4111 uint64_t timestart_ms
= timeval_ms();
4113 * Some cores let us sample the PC without the
4114 * annoying halt/resume step; for example, ARMv7 PCSR.
4115 * Provide a way to use that more efficient mechanism.
4117 retval
= target_profiling(target
, samples
, MAX_PROFILE_SAMPLE_NUM
,
4118 &num_of_samples
, offset
);
4119 if (retval
!= ERROR_OK
) {
4123 uint32_t duration_ms
= timeval_ms() - timestart_ms
;
4125 assert(num_of_samples
<= MAX_PROFILE_SAMPLE_NUM
);
4127 retval
= target_poll(target
);
4128 if (retval
!= ERROR_OK
) {
4132 if (target
->state
== TARGET_RUNNING
) {
4133 retval
= target_halt(target
);
4134 if (retval
!= ERROR_OK
) {
4140 retval
= target_poll(target
);
4141 if (retval
!= ERROR_OK
) {
4146 uint32_t start_address
= 0;
4147 uint32_t end_address
= 0;
4148 bool with_range
= false;
4149 if (CMD_ARGC
== 4) {
4151 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[2], start_address
);
4152 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[3], end_address
);
4155 write_gmon(samples
, num_of_samples
, CMD_ARGV
[1],
4156 with_range
, start_address
, end_address
, target
, duration_ms
);
4157 command_print(CMD
, "Wrote %s", CMD_ARGV
[1]);
4163 static int new_int_array_element(Jim_Interp
*interp
, const char *varname
, int idx
, uint32_t val
)
4166 Jim_Obj
*nameObjPtr
, *valObjPtr
;
4169 namebuf
= alloc_printf("%s(%d)", varname
, idx
);
4173 nameObjPtr
= Jim_NewStringObj(interp
, namebuf
, -1);
4174 valObjPtr
= Jim_NewIntObj(interp
, val
);
4175 if (!nameObjPtr
|| !valObjPtr
) {
4180 Jim_IncrRefCount(nameObjPtr
);
4181 Jim_IncrRefCount(valObjPtr
);
4182 result
= Jim_SetVariable(interp
, nameObjPtr
, valObjPtr
);
4183 Jim_DecrRefCount(interp
, nameObjPtr
);
4184 Jim_DecrRefCount(interp
, valObjPtr
);
4186 /* printf("%s(%d) <= 0%08x\n", varname, idx, val); */
4190 static int jim_mem2array(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4192 struct command_context
*context
;
4193 struct target
*target
;
4195 context
= current_command_context(interp
);
4196 assert(context
!= NULL
);
4198 target
= get_current_target(context
);
4199 if (target
== NULL
) {
4200 LOG_ERROR("mem2array: no current target");
4204 return target_mem2array(interp
, target
, argc
- 1, argv
+ 1);
4207 static int target_mem2array(Jim_Interp
*interp
, struct target
*target
, int argc
, Jim_Obj
*const *argv
)
4215 const char *varname
;
4221 /* argv[1] = name of array to receive the data
4222 * argv[2] = desired width
4223 * argv[3] = memory address
4224 * argv[4] = count of times to read
4227 if (argc
< 4 || argc
> 5) {
4228 Jim_WrongNumArgs(interp
, 0, argv
, "varname width addr nelems [phys]");
4231 varname
= Jim_GetString(argv
[0], &len
);
4232 /* given "foo" get space for worse case "foo(%d)" .. add 20 */
4234 e
= Jim_GetLong(interp
, argv
[1], &l
);
4239 e
= Jim_GetLong(interp
, argv
[2], &l
);
4243 e
= Jim_GetLong(interp
, argv
[3], &l
);
4249 phys
= Jim_GetString(argv
[4], &n
);
4250 if (!strncmp(phys
, "phys", n
))
4266 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4267 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "Invalid width param, must be 8/16/32", NULL
);
4271 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4272 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "mem2array: zero width read?", NULL
);
4275 if ((addr
+ (len
* width
)) < addr
) {
4276 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4277 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "mem2array: addr + len - wraps to zero?", NULL
);
4280 /* absurd transfer size? */
4282 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4283 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "mem2array: absurd > 64K item request", NULL
);
4288 ((width
== 2) && ((addr
& 1) == 0)) ||
4289 ((width
== 4) && ((addr
& 3) == 0))) {
4293 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4294 sprintf(buf
, "mem2array address: 0x%08" PRIx32
" is not aligned for %" PRIu32
" byte reads",
4297 Jim_AppendStrings(interp
, Jim_GetResult(interp
), buf
, NULL
);
4306 size_t buffersize
= 4096;
4307 uint8_t *buffer
= malloc(buffersize
);
4314 /* Slurp... in buffer size chunks */
4316 count
= len
; /* in objects.. */
4317 if (count
> (buffersize
/ width
))
4318 count
= (buffersize
/ width
);
4321 retval
= target_read_phys_memory(target
, addr
, width
, count
, buffer
);
4323 retval
= target_read_memory(target
, addr
, width
, count
, buffer
);
4324 if (retval
!= ERROR_OK
) {
4326 LOG_ERROR("mem2array: Read @ 0x%08" PRIx32
", w=%" PRIu32
", cnt=%" PRIu32
", failed",
4330 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4331 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "mem2array: cannot read memory", NULL
);
4335 v
= 0; /* shut up gcc */
4336 for (i
= 0; i
< count
; i
++, n
++) {
4339 v
= target_buffer_get_u32(target
, &buffer
[i
*width
]);
4342 v
= target_buffer_get_u16(target
, &buffer
[i
*width
]);
4345 v
= buffer
[i
] & 0x0ff;
4348 new_int_array_element(interp
, varname
, n
, v
);
4351 addr
+= count
* width
;
4357 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4362 static int get_int_array_element(Jim_Interp
*interp
, const char *varname
, int idx
, uint32_t *val
)
4365 Jim_Obj
*nameObjPtr
, *valObjPtr
;
4369 namebuf
= alloc_printf("%s(%d)", varname
, idx
);
4373 nameObjPtr
= Jim_NewStringObj(interp
, namebuf
, -1);
4379 Jim_IncrRefCount(nameObjPtr
);
4380 valObjPtr
= Jim_GetVariable(interp
, nameObjPtr
, JIM_ERRMSG
);
4381 Jim_DecrRefCount(interp
, nameObjPtr
);
4383 if (valObjPtr
== NULL
)
4386 result
= Jim_GetLong(interp
, valObjPtr
, &l
);
4387 /* printf("%s(%d) => 0%08x\n", varname, idx, val); */
4392 static int jim_array2mem(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4394 struct command_context
*context
;
4395 struct target
*target
;
4397 context
= current_command_context(interp
);
4398 assert(context
!= NULL
);
4400 target
= get_current_target(context
);
4401 if (target
== NULL
) {
4402 LOG_ERROR("array2mem: no current target");
4406 return target_array2mem(interp
, target
, argc
-1, argv
+ 1);
4409 static int target_array2mem(Jim_Interp
*interp
, struct target
*target
,
4410 int argc
, Jim_Obj
*const *argv
)
4418 const char *varname
;
4424 /* argv[1] = name of array to get the data
4425 * argv[2] = desired width
4426 * argv[3] = memory address
4427 * argv[4] = count to write
4429 if (argc
< 4 || argc
> 5) {
4430 Jim_WrongNumArgs(interp
, 0, argv
, "varname width addr nelems [phys]");
4433 varname
= Jim_GetString(argv
[0], &len
);
4434 /* given "foo" get space for worse case "foo(%d)" .. add 20 */
4436 e
= Jim_GetLong(interp
, argv
[1], &l
);
4441 e
= Jim_GetLong(interp
, argv
[2], &l
);
4445 e
= Jim_GetLong(interp
, argv
[3], &l
);
4451 phys
= Jim_GetString(argv
[4], &n
);
4452 if (!strncmp(phys
, "phys", n
))
4468 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4469 Jim_AppendStrings(interp
, Jim_GetResult(interp
),
4470 "Invalid width param, must be 8/16/32", NULL
);
4474 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4475 Jim_AppendStrings(interp
, Jim_GetResult(interp
),
4476 "array2mem: zero width read?", NULL
);
4479 if ((addr
+ (len
* width
)) < addr
) {
4480 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4481 Jim_AppendStrings(interp
, Jim_GetResult(interp
),
4482 "array2mem: addr + len - wraps to zero?", NULL
);
4485 /* absurd transfer size? */
4487 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4488 Jim_AppendStrings(interp
, Jim_GetResult(interp
),
4489 "array2mem: absurd > 64K item request", NULL
);
4494 ((width
== 2) && ((addr
& 1) == 0)) ||
4495 ((width
== 4) && ((addr
& 3) == 0))) {
4499 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4500 sprintf(buf
, "array2mem address: 0x%08" PRIx32
" is not aligned for %" PRIu32
" byte reads",
4503 Jim_AppendStrings(interp
, Jim_GetResult(interp
), buf
, NULL
);
4514 size_t buffersize
= 4096;
4515 uint8_t *buffer
= malloc(buffersize
);
4520 /* Slurp... in buffer size chunks */
4522 count
= len
; /* in objects.. */
4523 if (count
> (buffersize
/ width
))
4524 count
= (buffersize
/ width
);
4526 v
= 0; /* shut up gcc */
4527 for (i
= 0; i
< count
; i
++, n
++) {
4528 get_int_array_element(interp
, varname
, n
, &v
);
4531 target_buffer_set_u32(target
, &buffer
[i
* width
], v
);
4534 target_buffer_set_u16(target
, &buffer
[i
* width
], v
);
4537 buffer
[i
] = v
& 0x0ff;
4544 retval
= target_write_phys_memory(target
, addr
, width
, count
, buffer
);
4546 retval
= target_write_memory(target
, addr
, width
, count
, buffer
);
4547 if (retval
!= ERROR_OK
) {
4549 LOG_ERROR("array2mem: Write @ 0x%08" PRIx32
", w=%" PRIu32
", cnt=%" PRIu32
", failed",
4553 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4554 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "array2mem: cannot read memory", NULL
);
4558 addr
+= count
* width
;
4563 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4568 /* FIX? should we propagate errors here rather than printing them
4571 void target_handle_event(struct target
*target
, enum target_event e
)
4573 struct target_event_action
*teap
;
4576 for (teap
= target
->event_action
; teap
!= NULL
; teap
= teap
->next
) {
4577 if (teap
->event
== e
) {
4578 LOG_DEBUG("target(%d): %s (%s) event: %d (%s) action: %s",
4579 target
->target_number
,
4580 target_name(target
),
4581 target_type_name(target
),
4583 Jim_Nvp_value2name_simple(nvp_target_event
, e
)->name
,
4584 Jim_GetString(teap
->body
, NULL
));
4586 /* Override current target by the target an event
4587 * is issued from (lot of scripts need it).
4588 * Return back to previous override as soon
4589 * as the handler processing is done */
4590 struct command_context
*cmd_ctx
= current_command_context(teap
->interp
);
4591 struct target
*saved_target_override
= cmd_ctx
->current_target_override
;
4592 cmd_ctx
->current_target_override
= target
;
4594 retval
= Jim_EvalObj(teap
->interp
, teap
->body
);
4596 cmd_ctx
->current_target_override
= saved_target_override
;
4598 if (retval
== ERROR_COMMAND_CLOSE_CONNECTION
)
4601 if (retval
== JIM_RETURN
)
4602 retval
= teap
->interp
->returnCode
;
4604 if (retval
!= JIM_OK
) {
4605 Jim_MakeErrorMessage(teap
->interp
);
4606 LOG_USER("Error executing event %s on target %s:\n%s",
4607 Jim_Nvp_value2name_simple(nvp_target_event
, e
)->name
,
4608 target_name(target
),
4609 Jim_GetString(Jim_GetResult(teap
->interp
), NULL
));
4610 /* clean both error code and stacktrace before return */
4611 Jim_Eval(teap
->interp
, "error \"\" \"\"");
4618 * Returns true only if the target has a handler for the specified event.
4620 bool target_has_event_action(struct target
*target
, enum target_event event
)
4622 struct target_event_action
*teap
;
4624 for (teap
= target
->event_action
; teap
!= NULL
; teap
= teap
->next
) {
4625 if (teap
->event
== event
)
4631 enum target_cfg_param
{
4634 TCFG_WORK_AREA_VIRT
,
4635 TCFG_WORK_AREA_PHYS
,
4636 TCFG_WORK_AREA_SIZE
,
4637 TCFG_WORK_AREA_BACKUP
,
4640 TCFG_CHAIN_POSITION
,
4647 static Jim_Nvp nvp_config_opts
[] = {
4648 { .name
= "-type", .value
= TCFG_TYPE
},
4649 { .name
= "-event", .value
= TCFG_EVENT
},
4650 { .name
= "-work-area-virt", .value
= TCFG_WORK_AREA_VIRT
},
4651 { .name
= "-work-area-phys", .value
= TCFG_WORK_AREA_PHYS
},
4652 { .name
= "-work-area-size", .value
= TCFG_WORK_AREA_SIZE
},
4653 { .name
= "-work-area-backup", .value
= TCFG_WORK_AREA_BACKUP
},
4654 { .name
= "-endian", .value
= TCFG_ENDIAN
},
4655 { .name
= "-coreid", .value
= TCFG_COREID
},
4656 { .name
= "-chain-position", .value
= TCFG_CHAIN_POSITION
},
4657 { .name
= "-dbgbase", .value
= TCFG_DBGBASE
},
4658 { .name
= "-rtos", .value
= TCFG_RTOS
},
4659 { .name
= "-defer-examine", .value
= TCFG_DEFER_EXAMINE
},
4660 { .name
= "-gdb-port", .value
= TCFG_GDB_PORT
},
4661 { .name
= NULL
, .value
= -1 }
4664 static int target_configure(Jim_GetOptInfo
*goi
, struct target
*target
)
4671 /* parse config or cget options ... */
4672 while (goi
->argc
> 0) {
4673 Jim_SetEmptyResult(goi
->interp
);
4674 /* Jim_GetOpt_Debug(goi); */
4676 if (target
->type
->target_jim_configure
) {
4677 /* target defines a configure function */
4678 /* target gets first dibs on parameters */
4679 e
= (*(target
->type
->target_jim_configure
))(target
, goi
);
4688 /* otherwise we 'continue' below */
4690 e
= Jim_GetOpt_Nvp(goi
, nvp_config_opts
, &n
);
4692 Jim_GetOpt_NvpUnknown(goi
, nvp_config_opts
, 0);
4698 if (goi
->isconfigure
) {
4699 Jim_SetResultFormatted(goi
->interp
,
4700 "not settable: %s", n
->name
);
4704 if (goi
->argc
!= 0) {
4705 Jim_WrongNumArgs(goi
->interp
,
4706 goi
->argc
, goi
->argv
,
4711 Jim_SetResultString(goi
->interp
,
4712 target_type_name(target
), -1);
4716 if (goi
->argc
== 0) {
4717 Jim_WrongNumArgs(goi
->interp
, goi
->argc
, goi
->argv
, "-event ?event-name? ...");
4721 e
= Jim_GetOpt_Nvp(goi
, nvp_target_event
, &n
);
4723 Jim_GetOpt_NvpUnknown(goi
, nvp_target_event
, 1);
4727 if (goi
->isconfigure
) {
4728 if (goi
->argc
!= 1) {
4729 Jim_WrongNumArgs(goi
->interp
, goi
->argc
, goi
->argv
, "-event ?event-name? ?EVENT-BODY?");
4733 if (goi
->argc
!= 0) {
4734 Jim_WrongNumArgs(goi
->interp
, goi
->argc
, goi
->argv
, "-event ?event-name?");
4740 struct target_event_action
*teap
;
4742 teap
= target
->event_action
;
4743 /* replace existing? */
4745 if (teap
->event
== (enum target_event
)n
->value
)
4750 if (goi
->isconfigure
) {
4751 bool replace
= true;
4754 teap
= calloc(1, sizeof(*teap
));
4757 teap
->event
= n
->value
;
4758 teap
->interp
= goi
->interp
;
4759 Jim_GetOpt_Obj(goi
, &o
);
4761 Jim_DecrRefCount(teap
->interp
, teap
->body
);
4762 teap
->body
= Jim_DuplicateObj(goi
->interp
, o
);
4765 * Tcl/TK - "tk events" have a nice feature.
4766 * See the "BIND" command.
4767 * We should support that here.
4768 * You can specify %X and %Y in the event code.
4769 * The idea is: %T - target name.
4770 * The idea is: %N - target number
4771 * The idea is: %E - event name.
4773 Jim_IncrRefCount(teap
->body
);
4776 /* add to head of event list */
4777 teap
->next
= target
->event_action
;
4778 target
->event_action
= teap
;
4780 Jim_SetEmptyResult(goi
->interp
);
4784 Jim_SetEmptyResult(goi
->interp
);
4786 Jim_SetResult(goi
->interp
, Jim_DuplicateObj(goi
->interp
, teap
->body
));
4792 case TCFG_WORK_AREA_VIRT
:
4793 if (goi
->isconfigure
) {
4794 target_free_all_working_areas(target
);
4795 e
= Jim_GetOpt_Wide(goi
, &w
);
4798 target
->working_area_virt
= w
;
4799 target
->working_area_virt_spec
= true;
4804 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->working_area_virt
));
4808 case TCFG_WORK_AREA_PHYS
:
4809 if (goi
->isconfigure
) {
4810 target_free_all_working_areas(target
);
4811 e
= Jim_GetOpt_Wide(goi
, &w
);
4814 target
->working_area_phys
= w
;
4815 target
->working_area_phys_spec
= true;
4820 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->working_area_phys
));
4824 case TCFG_WORK_AREA_SIZE
:
4825 if (goi
->isconfigure
) {
4826 target_free_all_working_areas(target
);
4827 e
= Jim_GetOpt_Wide(goi
, &w
);
4830 target
->working_area_size
= w
;
4835 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->working_area_size
));
4839 case TCFG_WORK_AREA_BACKUP
:
4840 if (goi
->isconfigure
) {
4841 target_free_all_working_areas(target
);
4842 e
= Jim_GetOpt_Wide(goi
, &w
);
4845 /* make this exactly 1 or 0 */
4846 target
->backup_working_area
= (!!w
);
4851 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->backup_working_area
));
4852 /* loop for more e*/
4857 if (goi
->isconfigure
) {
4858 e
= Jim_GetOpt_Nvp(goi
, nvp_target_endian
, &n
);
4860 Jim_GetOpt_NvpUnknown(goi
, nvp_target_endian
, 1);
4863 target
->endianness
= n
->value
;
4868 n
= Jim_Nvp_value2name_simple(nvp_target_endian
, target
->endianness
);
4869 if (n
->name
== NULL
) {
4870 target
->endianness
= TARGET_LITTLE_ENDIAN
;
4871 n
= Jim_Nvp_value2name_simple(nvp_target_endian
, target
->endianness
);
4873 Jim_SetResultString(goi
->interp
, n
->name
, -1);
4878 if (goi
->isconfigure
) {
4879 e
= Jim_GetOpt_Wide(goi
, &w
);
4882 target
->coreid
= (int32_t)w
;
4887 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->coreid
));
4891 case TCFG_CHAIN_POSITION
:
4892 if (goi
->isconfigure
) {
4894 struct jtag_tap
*tap
;
4896 if (target
->has_dap
) {
4897 Jim_SetResultString(goi
->interp
,
4898 "target requires -dap parameter instead of -chain-position!", -1);
4902 target_free_all_working_areas(target
);
4903 e
= Jim_GetOpt_Obj(goi
, &o_t
);
4906 tap
= jtag_tap_by_jim_obj(goi
->interp
, o_t
);
4910 target
->tap_configured
= true;
4915 Jim_SetResultString(goi
->interp
, target
->tap
->dotted_name
, -1);
4916 /* loop for more e*/
4919 if (goi
->isconfigure
) {
4920 e
= Jim_GetOpt_Wide(goi
, &w
);
4923 target
->dbgbase
= (uint32_t)w
;
4924 target
->dbgbase_set
= true;
4929 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->dbgbase
));
4935 int result
= rtos_create(goi
, target
);
4936 if (result
!= JIM_OK
)
4942 case TCFG_DEFER_EXAMINE
:
4944 target
->defer_examine
= true;
4949 if (goi
->isconfigure
) {
4950 struct command_context
*cmd_ctx
= current_command_context(goi
->interp
);
4951 if (cmd_ctx
->mode
!= COMMAND_CONFIG
) {
4952 Jim_SetResultString(goi
->interp
, "-gdb-port must be configured before 'init'", -1);
4957 e
= Jim_GetOpt_String(goi
, &s
, NULL
);
4960 target
->gdb_port_override
= strdup(s
);
4965 Jim_SetResultString(goi
->interp
, target
->gdb_port_override
? : "undefined", -1);
4969 } /* while (goi->argc) */
4972 /* done - we return */
4976 static int jim_target_configure(Jim_Interp
*interp
, int argc
, Jim_Obj
* const *argv
)
4980 Jim_GetOpt_Setup(&goi
, interp
, argc
- 1, argv
+ 1);
4981 goi
.isconfigure
= !strcmp(Jim_GetString(argv
[0], NULL
), "configure");
4983 Jim_WrongNumArgs(goi
.interp
, goi
.argc
, goi
.argv
,
4984 "missing: -option ...");
4987 struct target
*target
= Jim_CmdPrivData(goi
.interp
);
4988 return target_configure(&goi
, target
);
4991 static int jim_target_mem2array(Jim_Interp
*interp
,
4992 int argc
, Jim_Obj
*const *argv
)
4994 struct target
*target
= Jim_CmdPrivData(interp
);
4995 return target_mem2array(interp
, target
, argc
- 1, argv
+ 1);
4998 static int jim_target_array2mem(Jim_Interp
*interp
,
4999 int argc
, Jim_Obj
*const *argv
)
5001 struct target
*target
= Jim_CmdPrivData(interp
);
5002 return target_array2mem(interp
, target
, argc
- 1, argv
+ 1);
5005 static int jim_target_tap_disabled(Jim_Interp
*interp
)
5007 Jim_SetResultFormatted(interp
, "[TAP is disabled]");
5011 static int jim_target_examine(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5013 bool allow_defer
= false;
5016 Jim_GetOpt_Setup(&goi
, interp
, argc
- 1, argv
+ 1);
5018 const char *cmd_name
= Jim_GetString(argv
[0], NULL
);
5019 Jim_SetResultFormatted(goi
.interp
,
5020 "usage: %s ['allow-defer']", cmd_name
);
5024 strcmp(Jim_GetString(argv
[1], NULL
), "allow-defer") == 0) {
5027 int e
= Jim_GetOpt_Obj(&goi
, &obj
);
5033 struct target
*target
= Jim_CmdPrivData(interp
);
5034 if (!target
->tap
->enabled
)
5035 return jim_target_tap_disabled(interp
);
5037 if (allow_defer
&& target
->defer_examine
) {
5038 LOG_INFO("Deferring arp_examine of %s", target_name(target
));
5039 LOG_INFO("Use arp_examine command to examine it manually!");
5043 int e
= target
->type
->examine(target
);
5049 static int jim_target_was_examined(Jim_Interp
*interp
, int argc
, Jim_Obj
* const *argv
)
5051 struct target
*target
= Jim_CmdPrivData(interp
);
5053 Jim_SetResultBool(interp
, target_was_examined(target
));
5057 static int jim_target_examine_deferred(Jim_Interp
*interp
, int argc
, Jim_Obj
* const *argv
)
5059 struct target
*target
= Jim_CmdPrivData(interp
);
5061 Jim_SetResultBool(interp
, target
->defer_examine
);
5065 static int jim_target_halt_gdb(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5068 Jim_WrongNumArgs(interp
, 1, argv
, "[no parameters]");
5071 struct target
*target
= Jim_CmdPrivData(interp
);
5073 if (target_call_event_callbacks(target
, TARGET_EVENT_GDB_HALT
) != ERROR_OK
)
5079 static int jim_target_poll(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5082 Jim_WrongNumArgs(interp
, 1, argv
, "[no parameters]");
5085 struct target
*target
= Jim_CmdPrivData(interp
);
5086 if (!target
->tap
->enabled
)
5087 return jim_target_tap_disabled(interp
);
5090 if (!(target_was_examined(target
)))
5091 e
= ERROR_TARGET_NOT_EXAMINED
;
5093 e
= target
->type
->poll(target
);
5099 static int jim_target_reset(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5102 Jim_GetOpt_Setup(&goi
, interp
, argc
- 1, argv
+ 1);
5104 if (goi
.argc
!= 2) {
5105 Jim_WrongNumArgs(interp
, 0, argv
,
5106 "([tT]|[fF]|assert|deassert) BOOL");
5111 int e
= Jim_GetOpt_Nvp(&goi
, nvp_assert
, &n
);
5113 Jim_GetOpt_NvpUnknown(&goi
, nvp_assert
, 1);
5116 /* the halt or not param */
5118 e
= Jim_GetOpt_Wide(&goi
, &a
);
5122 struct target
*target
= Jim_CmdPrivData(goi
.interp
);
5123 if (!target
->tap
->enabled
)
5124 return jim_target_tap_disabled(interp
);
5126 if (!target
->type
->assert_reset
|| !target
->type
->deassert_reset
) {
5127 Jim_SetResultFormatted(interp
,
5128 "No target-specific reset for %s",
5129 target_name(target
));
5133 if (target
->defer_examine
)
5134 target_reset_examined(target
);
5136 /* determine if we should halt or not. */
5137 target
->reset_halt
= !!a
;
5138 /* When this happens - all workareas are invalid. */
5139 target_free_all_working_areas_restore(target
, 0);
5142 if (n
->value
== NVP_ASSERT
)
5143 e
= target
->type
->assert_reset(target
);
5145 e
= target
->type
->deassert_reset(target
);
5146 return (e
== ERROR_OK
) ? JIM_OK
: JIM_ERR
;
5149 static int jim_target_halt(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5152 Jim_WrongNumArgs(interp
, 1, argv
, "[no parameters]");
5155 struct target
*target
= Jim_CmdPrivData(interp
);
5156 if (!target
->tap
->enabled
)
5157 return jim_target_tap_disabled(interp
);
5158 int e
= target
->type
->halt(target
);
5159 return (e
== ERROR_OK
) ? JIM_OK
: JIM_ERR
;
5162 static int jim_target_wait_state(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5165 Jim_GetOpt_Setup(&goi
, interp
, argc
- 1, argv
+ 1);
5167 /* params: <name> statename timeoutmsecs */
5168 if (goi
.argc
!= 2) {
5169 const char *cmd_name
= Jim_GetString(argv
[0], NULL
);
5170 Jim_SetResultFormatted(goi
.interp
,
5171 "%s <state_name> <timeout_in_msec>", cmd_name
);
5176 int e
= Jim_GetOpt_Nvp(&goi
, nvp_target_state
, &n
);
5178 Jim_GetOpt_NvpUnknown(&goi
, nvp_target_state
, 1);
5182 e
= Jim_GetOpt_Wide(&goi
, &a
);
5185 struct target
*target
= Jim_CmdPrivData(interp
);
5186 if (!target
->tap
->enabled
)
5187 return jim_target_tap_disabled(interp
);
5189 e
= target_wait_state(target
, n
->value
, a
);
5190 if (e
!= ERROR_OK
) {
5191 Jim_Obj
*eObj
= Jim_NewIntObj(interp
, e
);
5192 Jim_SetResultFormatted(goi
.interp
,
5193 "target: %s wait %s fails (%#s) %s",
5194 target_name(target
), n
->name
,
5195 eObj
, target_strerror_safe(e
));
5200 /* List for human, Events defined for this target.
5201 * scripts/programs should use 'name cget -event NAME'
5203 COMMAND_HANDLER(handle_target_event_list
)
5205 struct target
*target
= get_current_target(CMD_CTX
);
5206 struct target_event_action
*teap
= target
->event_action
;
5208 command_print(CMD
, "Event actions for target (%d) %s\n",
5209 target
->target_number
,
5210 target_name(target
));
5211 command_print(CMD
, "%-25s | Body", "Event");
5212 command_print(CMD
, "------------------------- | "
5213 "----------------------------------------");
5215 Jim_Nvp
*opt
= Jim_Nvp_value2name_simple(nvp_target_event
, teap
->event
);
5216 command_print(CMD
, "%-25s | %s",
5217 opt
->name
, Jim_GetString(teap
->body
, NULL
));
5220 command_print(CMD
, "***END***");
5223 static int jim_target_current_state(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5226 Jim_WrongNumArgs(interp
, 1, argv
, "[no parameters]");
5229 struct target
*target
= Jim_CmdPrivData(interp
);
5230 Jim_SetResultString(interp
, target_state_name(target
), -1);
5233 static int jim_target_invoke_event(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5236 Jim_GetOpt_Setup(&goi
, interp
, argc
- 1, argv
+ 1);
5237 if (goi
.argc
!= 1) {
5238 const char *cmd_name
= Jim_GetString(argv
[0], NULL
);
5239 Jim_SetResultFormatted(goi
.interp
, "%s <eventname>", cmd_name
);
5243 int e
= Jim_GetOpt_Nvp(&goi
, nvp_target_event
, &n
);
5245 Jim_GetOpt_NvpUnknown(&goi
, nvp_target_event
, 1);
5248 struct target
*target
= Jim_CmdPrivData(interp
);
5249 target_handle_event(target
, n
->value
);
5253 static const struct command_registration target_instance_command_handlers
[] = {
5255 .name
= "configure",
5256 .mode
= COMMAND_ANY
,
5257 .jim_handler
= jim_target_configure
,
5258 .help
= "configure a new target for use",
5259 .usage
= "[target_attribute ...]",
5263 .mode
= COMMAND_ANY
,
5264 .jim_handler
= jim_target_configure
,
5265 .help
= "returns the specified target attribute",
5266 .usage
= "target_attribute",
5270 .handler
= handle_mw_command
,
5271 .mode
= COMMAND_EXEC
,
5272 .help
= "Write 64-bit word(s) to target memory",
5273 .usage
= "address data [count]",
5277 .handler
= handle_mw_command
,
5278 .mode
= COMMAND_EXEC
,
5279 .help
= "Write 32-bit word(s) to target memory",
5280 .usage
= "address data [count]",
5284 .handler
= handle_mw_command
,
5285 .mode
= COMMAND_EXEC
,
5286 .help
= "Write 16-bit half-word(s) to target memory",
5287 .usage
= "address data [count]",
5291 .handler
= handle_mw_command
,
5292 .mode
= COMMAND_EXEC
,
5293 .help
= "Write byte(s) to target memory",
5294 .usage
= "address data [count]",
5298 .handler
= handle_md_command
,
5299 .mode
= COMMAND_EXEC
,
5300 .help
= "Display target memory as 64-bit words",
5301 .usage
= "address [count]",
5305 .handler
= handle_md_command
,
5306 .mode
= COMMAND_EXEC
,
5307 .help
= "Display target memory as 32-bit words",
5308 .usage
= "address [count]",
5312 .handler
= handle_md_command
,
5313 .mode
= COMMAND_EXEC
,
5314 .help
= "Display target memory as 16-bit half-words",
5315 .usage
= "address [count]",
5319 .handler
= handle_md_command
,
5320 .mode
= COMMAND_EXEC
,
5321 .help
= "Display target memory as 8-bit bytes",
5322 .usage
= "address [count]",
5325 .name
= "array2mem",
5326 .mode
= COMMAND_EXEC
,
5327 .jim_handler
= jim_target_array2mem
,
5328 .help
= "Writes Tcl array of 8/16/32 bit numbers "
5330 .usage
= "arrayname bitwidth address count",
5333 .name
= "mem2array",
5334 .mode
= COMMAND_EXEC
,
5335 .jim_handler
= jim_target_mem2array
,
5336 .help
= "Loads Tcl array of 8/16/32 bit numbers "
5337 "from target memory",
5338 .usage
= "arrayname bitwidth address count",
5341 .name
= "eventlist",
5342 .handler
= handle_target_event_list
,
5343 .mode
= COMMAND_EXEC
,
5344 .help
= "displays a table of events defined for this target",
5349 .mode
= COMMAND_EXEC
,
5350 .jim_handler
= jim_target_current_state
,
5351 .help
= "displays the current state of this target",
5354 .name
= "arp_examine",
5355 .mode
= COMMAND_EXEC
,
5356 .jim_handler
= jim_target_examine
,
5357 .help
= "used internally for reset processing",
5358 .usage
= "['allow-defer']",
5361 .name
= "was_examined",
5362 .mode
= COMMAND_EXEC
,
5363 .jim_handler
= jim_target_was_examined
,
5364 .help
= "used internally for reset processing",
5367 .name
= "examine_deferred",
5368 .mode
= COMMAND_EXEC
,
5369 .jim_handler
= jim_target_examine_deferred
,
5370 .help
= "used internally for reset processing",
5373 .name
= "arp_halt_gdb",
5374 .mode
= COMMAND_EXEC
,
5375 .jim_handler
= jim_target_halt_gdb
,
5376 .help
= "used internally for reset processing to halt GDB",
5380 .mode
= COMMAND_EXEC
,
5381 .jim_handler
= jim_target_poll
,
5382 .help
= "used internally for reset processing",
5385 .name
= "arp_reset",
5386 .mode
= COMMAND_EXEC
,
5387 .jim_handler
= jim_target_reset
,
5388 .help
= "used internally for reset processing",
5392 .mode
= COMMAND_EXEC
,
5393 .jim_handler
= jim_target_halt
,
5394 .help
= "used internally for reset processing",
5397 .name
= "arp_waitstate",
5398 .mode
= COMMAND_EXEC
,
5399 .jim_handler
= jim_target_wait_state
,
5400 .help
= "used internally for reset processing",
5403 .name
= "invoke-event",
5404 .mode
= COMMAND_EXEC
,
5405 .jim_handler
= jim_target_invoke_event
,
5406 .help
= "invoke handler for specified event",
5407 .usage
= "event_name",
5409 COMMAND_REGISTRATION_DONE
5412 static int target_create(Jim_GetOptInfo
*goi
)
5419 struct target
*target
;
5420 struct command_context
*cmd_ctx
;
5422 cmd_ctx
= current_command_context(goi
->interp
);
5423 assert(cmd_ctx
!= NULL
);
5425 if (goi
->argc
< 3) {
5426 Jim_WrongNumArgs(goi
->interp
, 1, goi
->argv
, "?name? ?type? ..options...");
5431 Jim_GetOpt_Obj(goi
, &new_cmd
);
5432 /* does this command exist? */
5433 cmd
= Jim_GetCommand(goi
->interp
, new_cmd
, JIM_ERRMSG
);
5435 cp
= Jim_GetString(new_cmd
, NULL
);
5436 Jim_SetResultFormatted(goi
->interp
, "Command/target: %s Exists", cp
);
5441 e
= Jim_GetOpt_String(goi
, &cp
, NULL
);
5444 struct transport
*tr
= get_current_transport();
5445 if (tr
->override_target
) {
5446 e
= tr
->override_target(&cp
);
5447 if (e
!= ERROR_OK
) {
5448 LOG_ERROR("The selected transport doesn't support this target");
5451 LOG_INFO("The selected transport took over low-level target control. The results might differ compared to plain JTAG/SWD");
5453 /* now does target type exist */
5454 for (x
= 0 ; target_types
[x
] ; x
++) {
5455 if (0 == strcmp(cp
, target_types
[x
]->name
)) {
5460 /* check for deprecated name */
5461 if (target_types
[x
]->deprecated_name
) {
5462 if (0 == strcmp(cp
, target_types
[x
]->deprecated_name
)) {
5464 LOG_WARNING("target name is deprecated use: \'%s\'", target_types
[x
]->name
);
5469 if (target_types
[x
] == NULL
) {
5470 Jim_SetResultFormatted(goi
->interp
, "Unknown target type %s, try one of ", cp
);
5471 for (x
= 0 ; target_types
[x
] ; x
++) {
5472 if (target_types
[x
+ 1]) {
5473 Jim_AppendStrings(goi
->interp
,
5474 Jim_GetResult(goi
->interp
),
5475 target_types
[x
]->name
,
5478 Jim_AppendStrings(goi
->interp
,
5479 Jim_GetResult(goi
->interp
),
5481 target_types
[x
]->name
, NULL
);
5488 target
= calloc(1, sizeof(struct target
));
5490 LOG_ERROR("Out of memory");
5494 /* set target number */
5495 target
->target_number
= new_target_number();
5497 /* allocate memory for each unique target type */
5498 target
->type
= malloc(sizeof(struct target_type
));
5499 if (!target
->type
) {
5500 LOG_ERROR("Out of memory");
5505 memcpy(target
->type
, target_types
[x
], sizeof(struct target_type
));
5507 /* will be set by "-endian" */
5508 target
->endianness
= TARGET_ENDIAN_UNKNOWN
;
5510 /* default to first core, override with -coreid */
5513 target
->working_area
= 0x0;
5514 target
->working_area_size
= 0x0;
5515 target
->working_areas
= NULL
;
5516 target
->backup_working_area
= 0;
5518 target
->state
= TARGET_UNKNOWN
;
5519 target
->debug_reason
= DBG_REASON_UNDEFINED
;
5520 target
->reg_cache
= NULL
;
5521 target
->breakpoints
= NULL
;
5522 target
->watchpoints
= NULL
;
5523 target
->next
= NULL
;
5524 target
->arch_info
= NULL
;
5526 target
->verbose_halt_msg
= true;
5528 target
->halt_issued
= false;
5530 /* initialize trace information */
5531 target
->trace_info
= calloc(1, sizeof(struct trace
));
5532 if (!target
->trace_info
) {
5533 LOG_ERROR("Out of memory");
5539 target
->dbgmsg
= NULL
;
5540 target
->dbg_msg_enabled
= 0;
5542 target
->endianness
= TARGET_ENDIAN_UNKNOWN
;
5544 target
->rtos
= NULL
;
5545 target
->rtos_auto_detect
= false;
5547 target
->gdb_port_override
= NULL
;
5549 /* Do the rest as "configure" options */
5550 goi
->isconfigure
= 1;
5551 e
= target_configure(goi
, target
);
5554 if (target
->has_dap
) {
5555 if (!target
->dap_configured
) {
5556 Jim_SetResultString(goi
->interp
, "-dap ?name? required when creating target", -1);
5560 if (!target
->tap_configured
) {
5561 Jim_SetResultString(goi
->interp
, "-chain-position ?name? required when creating target", -1);
5565 /* tap must be set after target was configured */
5566 if (target
->tap
== NULL
)
5571 rtos_destroy(target
);
5572 free(target
->gdb_port_override
);
5573 free(target
->trace_info
);
5579 if (target
->endianness
== TARGET_ENDIAN_UNKNOWN
) {
5580 /* default endian to little if not specified */
5581 target
->endianness
= TARGET_LITTLE_ENDIAN
;
5584 cp
= Jim_GetString(new_cmd
, NULL
);
5585 target
->cmd_name
= strdup(cp
);
5586 if (!target
->cmd_name
) {
5587 LOG_ERROR("Out of memory");
5588 rtos_destroy(target
);
5589 free(target
->gdb_port_override
);
5590 free(target
->trace_info
);
5596 if (target
->type
->target_create
) {
5597 e
= (*(target
->type
->target_create
))(target
, goi
->interp
);
5598 if (e
!= ERROR_OK
) {
5599 LOG_DEBUG("target_create failed");
5600 free(target
->cmd_name
);
5601 rtos_destroy(target
);
5602 free(target
->gdb_port_override
);
5603 free(target
->trace_info
);
5610 /* create the target specific commands */
5611 if (target
->type
->commands
) {
5612 e
= register_commands(cmd_ctx
, NULL
, target
->type
->commands
);
5614 LOG_ERROR("unable to register '%s' commands", cp
);
5617 /* now - create the new target name command */
5618 const struct command_registration target_subcommands
[] = {
5620 .chain
= target_instance_command_handlers
,
5623 .chain
= target
->type
->commands
,
5625 COMMAND_REGISTRATION_DONE
5627 const struct command_registration target_commands
[] = {
5630 .mode
= COMMAND_ANY
,
5631 .help
= "target command group",
5633 .chain
= target_subcommands
,
5635 COMMAND_REGISTRATION_DONE
5637 e
= register_commands(cmd_ctx
, NULL
, target_commands
);
5638 if (e
!= ERROR_OK
) {
5639 if (target
->type
->deinit_target
)
5640 target
->type
->deinit_target(target
);
5641 free(target
->cmd_name
);
5642 rtos_destroy(target
);
5643 free(target
->gdb_port_override
);
5644 free(target
->trace_info
);
5650 struct command
*c
= command_find_in_context(cmd_ctx
, cp
);
5652 command_set_handler_data(c
, target
);
5654 /* append to end of list */
5655 append_to_list_all_targets(target
);
5657 cmd_ctx
->current_target
= target
;
5661 static int jim_target_current(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5664 Jim_WrongNumArgs(interp
, 1, argv
, "Too many parameters");
5667 struct command_context
*cmd_ctx
= current_command_context(interp
);
5668 assert(cmd_ctx
!= NULL
);
5670 Jim_SetResultString(interp
, target_name(get_current_target(cmd_ctx
)), -1);
5674 static int jim_target_types(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5677 Jim_WrongNumArgs(interp
, 1, argv
, "Too many parameters");
5680 Jim_SetResult(interp
, Jim_NewListObj(interp
, NULL
, 0));
5681 for (unsigned x
= 0; NULL
!= target_types
[x
]; x
++) {
5682 Jim_ListAppendElement(interp
, Jim_GetResult(interp
),
5683 Jim_NewStringObj(interp
, target_types
[x
]->name
, -1));
5688 static int jim_target_names(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5691 Jim_WrongNumArgs(interp
, 1, argv
, "Too many parameters");
5694 Jim_SetResult(interp
, Jim_NewListObj(interp
, NULL
, 0));
5695 struct target
*target
= all_targets
;
5697 Jim_ListAppendElement(interp
, Jim_GetResult(interp
),
5698 Jim_NewStringObj(interp
, target_name(target
), -1));
5699 target
= target
->next
;
5704 static int jim_target_smp(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5707 const char *targetname
;
5709 struct target
*target
= (struct target
*) NULL
;
5710 struct target_list
*head
, *curr
, *new;
5711 curr
= (struct target_list
*) NULL
;
5712 head
= (struct target_list
*) NULL
;
5715 LOG_DEBUG("%d", argc
);
5716 /* argv[1] = target to associate in smp
5717 * argv[2] = target to associate in smp
5721 for (i
= 1; i
< argc
; i
++) {
5723 targetname
= Jim_GetString(argv
[i
], &len
);
5724 target
= get_target(targetname
);
5725 LOG_DEBUG("%s ", targetname
);
5727 new = malloc(sizeof(struct target_list
));
5728 new->target
= target
;
5729 new->next
= (struct target_list
*)NULL
;
5730 if (head
== (struct target_list
*)NULL
) {
5739 /* now parse the list of cpu and put the target in smp mode*/
5742 while (curr
!= (struct target_list
*)NULL
) {
5743 target
= curr
->target
;
5745 target
->head
= head
;
5749 if (target
&& target
->rtos
)
5750 retval
= rtos_smp_init(head
->target
);
5756 static int jim_target_create(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5759 Jim_GetOpt_Setup(&goi
, interp
, argc
- 1, argv
+ 1);
5761 Jim_WrongNumArgs(goi
.interp
, goi
.argc
, goi
.argv
,
5762 "<name> <target_type> [<target_options> ...]");
5765 return target_create(&goi
);
5768 static const struct command_registration target_subcommand_handlers
[] = {
5771 .mode
= COMMAND_CONFIG
,
5772 .handler
= handle_target_init_command
,
5773 .help
= "initialize targets",
5778 .mode
= COMMAND_CONFIG
,
5779 .jim_handler
= jim_target_create
,
5780 .usage
= "name type '-chain-position' name [options ...]",
5781 .help
= "Creates and selects a new target",
5785 .mode
= COMMAND_ANY
,
5786 .jim_handler
= jim_target_current
,
5787 .help
= "Returns the currently selected target",
5791 .mode
= COMMAND_ANY
,
5792 .jim_handler
= jim_target_types
,
5793 .help
= "Returns the available target types as "
5794 "a list of strings",
5798 .mode
= COMMAND_ANY
,
5799 .jim_handler
= jim_target_names
,
5800 .help
= "Returns the names of all targets as a list of strings",
5804 .mode
= COMMAND_ANY
,
5805 .jim_handler
= jim_target_smp
,
5806 .usage
= "targetname1 targetname2 ...",
5807 .help
= "gather several target in a smp list"
5810 COMMAND_REGISTRATION_DONE
5814 target_addr_t address
;
5820 static int fastload_num
;
5821 static struct FastLoad
*fastload
;
5823 static void free_fastload(void)
5825 if (fastload
!= NULL
) {
5826 for (int i
= 0; i
< fastload_num
; i
++)
5827 free(fastload
[i
].data
);
5833 COMMAND_HANDLER(handle_fast_load_image_command
)
5837 uint32_t image_size
;
5838 target_addr_t min_address
= 0;
5839 target_addr_t max_address
= -1;
5844 int retval
= CALL_COMMAND_HANDLER(parse_load_image_command_CMD_ARGV
,
5845 &image
, &min_address
, &max_address
);
5846 if (ERROR_OK
!= retval
)
5849 struct duration bench
;
5850 duration_start(&bench
);
5852 retval
= image_open(&image
, CMD_ARGV
[0], (CMD_ARGC
>= 3) ? CMD_ARGV
[2] : NULL
);
5853 if (retval
!= ERROR_OK
)
5858 fastload_num
= image
.num_sections
;
5859 fastload
= malloc(sizeof(struct FastLoad
)*image
.num_sections
);
5860 if (fastload
== NULL
) {
5861 command_print(CMD
, "out of memory");
5862 image_close(&image
);
5865 memset(fastload
, 0, sizeof(struct FastLoad
)*image
.num_sections
);
5866 for (i
= 0; i
< image
.num_sections
; i
++) {
5867 buffer
= malloc(image
.sections
[i
].size
);
5868 if (buffer
== NULL
) {
5869 command_print(CMD
, "error allocating buffer for section (%d bytes)",
5870 (int)(image
.sections
[i
].size
));
5871 retval
= ERROR_FAIL
;
5875 retval
= image_read_section(&image
, i
, 0x0, image
.sections
[i
].size
, buffer
, &buf_cnt
);
5876 if (retval
!= ERROR_OK
) {
5881 uint32_t offset
= 0;
5882 uint32_t length
= buf_cnt
;
5884 /* DANGER!!! beware of unsigned comparison here!!! */
5886 if ((image
.sections
[i
].base_address
+ buf_cnt
>= min_address
) &&
5887 (image
.sections
[i
].base_address
< max_address
)) {
5888 if (image
.sections
[i
].base_address
< min_address
) {
5889 /* clip addresses below */
5890 offset
+= min_address
-image
.sections
[i
].base_address
;
5894 if (image
.sections
[i
].base_address
+ buf_cnt
> max_address
)
5895 length
-= (image
.sections
[i
].base_address
+ buf_cnt
)-max_address
;
5897 fastload
[i
].address
= image
.sections
[i
].base_address
+ offset
;
5898 fastload
[i
].data
= malloc(length
);
5899 if (fastload
[i
].data
== NULL
) {
5901 command_print(CMD
, "error allocating buffer for section (%" PRIu32
" bytes)",
5903 retval
= ERROR_FAIL
;
5906 memcpy(fastload
[i
].data
, buffer
+ offset
, length
);
5907 fastload
[i
].length
= length
;
5909 image_size
+= length
;
5910 command_print(CMD
, "%u bytes written at address 0x%8.8x",
5911 (unsigned int)length
,
5912 ((unsigned int)(image
.sections
[i
].base_address
+ offset
)));
5918 if ((ERROR_OK
== retval
) && (duration_measure(&bench
) == ERROR_OK
)) {
5919 command_print(CMD
, "Loaded %" PRIu32
" bytes "
5920 "in %fs (%0.3f KiB/s)", image_size
,
5921 duration_elapsed(&bench
), duration_kbps(&bench
, image_size
));
5924 "WARNING: image has not been loaded to target!"
5925 "You can issue a 'fast_load' to finish loading.");
5928 image_close(&image
);
5930 if (retval
!= ERROR_OK
)
5936 COMMAND_HANDLER(handle_fast_load_command
)
5939 return ERROR_COMMAND_SYNTAX_ERROR
;
5940 if (fastload
== NULL
) {
5941 LOG_ERROR("No image in memory");
5945 int64_t ms
= timeval_ms();
5947 int retval
= ERROR_OK
;
5948 for (i
= 0; i
< fastload_num
; i
++) {
5949 struct target
*target
= get_current_target(CMD_CTX
);
5950 command_print(CMD
, "Write to 0x%08x, length 0x%08x",
5951 (unsigned int)(fastload
[i
].address
),
5952 (unsigned int)(fastload
[i
].length
));
5953 retval
= target_write_buffer(target
, fastload
[i
].address
, fastload
[i
].length
, fastload
[i
].data
);
5954 if (retval
!= ERROR_OK
)
5956 size
+= fastload
[i
].length
;
5958 if (retval
== ERROR_OK
) {
5959 int64_t after
= timeval_ms();
5960 command_print(CMD
, "Loaded image %f kBytes/s", (float)(size
/1024.0)/((float)(after
-ms
)/1000.0));
5965 static const struct command_registration target_command_handlers
[] = {
5968 .handler
= handle_targets_command
,
5969 .mode
= COMMAND_ANY
,
5970 .help
= "change current default target (one parameter) "
5971 "or prints table of all targets (no parameters)",
5972 .usage
= "[target]",
5976 .mode
= COMMAND_CONFIG
,
5977 .help
= "configure target",
5978 .chain
= target_subcommand_handlers
,
5981 COMMAND_REGISTRATION_DONE
5984 int target_register_commands(struct command_context
*cmd_ctx
)
5986 return register_commands(cmd_ctx
, NULL
, target_command_handlers
);
5989 static bool target_reset_nag
= true;
5991 bool get_target_reset_nag(void)
5993 return target_reset_nag
;
5996 COMMAND_HANDLER(handle_target_reset_nag
)
5998 return CALL_COMMAND_HANDLER(handle_command_parse_bool
,
5999 &target_reset_nag
, "Nag after each reset about options to improve "
6003 COMMAND_HANDLER(handle_ps_command
)
6005 struct target
*target
= get_current_target(CMD_CTX
);
6007 if (target
->state
!= TARGET_HALTED
) {
6008 LOG_INFO("target not halted !!");
6012 if ((target
->rtos
) && (target
->rtos
->type
)
6013 && (target
->rtos
->type
->ps_command
)) {
6014 display
= target
->rtos
->type
->ps_command(target
);
6015 command_print(CMD
, "%s", display
);
6020 return ERROR_TARGET_FAILURE
;
6024 static void binprint(struct command_invocation
*cmd
, const char *text
, const uint8_t *buf
, int size
)
6027 command_print_sameline(cmd
, "%s", text
);
6028 for (int i
= 0; i
< size
; i
++)
6029 command_print_sameline(cmd
, " %02x", buf
[i
]);
6030 command_print(cmd
, " ");
6033 COMMAND_HANDLER(handle_test_mem_access_command
)
6035 struct target
*target
= get_current_target(CMD_CTX
);
6037 int retval
= ERROR_OK
;
6039 if (target
->state
!= TARGET_HALTED
) {
6040 LOG_INFO("target not halted !!");
6045 return ERROR_COMMAND_SYNTAX_ERROR
;
6047 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], test_size
);
6050 size_t num_bytes
= test_size
+ 4;
6052 struct working_area
*wa
= NULL
;
6053 retval
= target_alloc_working_area(target
, num_bytes
, &wa
);
6054 if (retval
!= ERROR_OK
) {
6055 LOG_ERROR("Not enough working area");
6059 uint8_t *test_pattern
= malloc(num_bytes
);
6061 for (size_t i
= 0; i
< num_bytes
; i
++)
6062 test_pattern
[i
] = rand();
6064 retval
= target_write_memory(target
, wa
->address
, 1, num_bytes
, test_pattern
);
6065 if (retval
!= ERROR_OK
) {
6066 LOG_ERROR("Test pattern write failed");
6070 for (int host_offset
= 0; host_offset
<= 1; host_offset
++) {
6071 for (int size
= 1; size
<= 4; size
*= 2) {
6072 for (int offset
= 0; offset
< 4; offset
++) {
6073 uint32_t count
= test_size
/ size
;
6074 size_t host_bufsiz
= (count
+ 2) * size
+ host_offset
;
6075 uint8_t *read_ref
= malloc(host_bufsiz
);
6076 uint8_t *read_buf
= malloc(host_bufsiz
);
6078 for (size_t i
= 0; i
< host_bufsiz
; i
++) {
6079 read_ref
[i
] = rand();
6080 read_buf
[i
] = read_ref
[i
];
6082 command_print_sameline(CMD
,
6083 "Test read %" PRIu32
" x %d @ %d to %saligned buffer: ", count
,
6084 size
, offset
, host_offset
? "un" : "");
6086 struct duration bench
;
6087 duration_start(&bench
);
6089 retval
= target_read_memory(target
, wa
->address
+ offset
, size
, count
,
6090 read_buf
+ size
+ host_offset
);
6092 duration_measure(&bench
);
6094 if (retval
== ERROR_TARGET_UNALIGNED_ACCESS
) {
6095 command_print(CMD
, "Unsupported alignment");
6097 } else if (retval
!= ERROR_OK
) {
6098 command_print(CMD
, "Memory read failed");
6102 /* replay on host */
6103 memcpy(read_ref
+ size
+ host_offset
, test_pattern
+ offset
, count
* size
);
6106 int result
= memcmp(read_ref
, read_buf
, host_bufsiz
);
6108 command_print(CMD
, "Pass in %fs (%0.3f KiB/s)",
6109 duration_elapsed(&bench
),
6110 duration_kbps(&bench
, count
* size
));
6112 command_print(CMD
, "Compare failed");
6113 binprint(CMD
, "ref:", read_ref
, host_bufsiz
);
6114 binprint(CMD
, "buf:", read_buf
, host_bufsiz
);
6127 target_free_working_area(target
, wa
);
6130 num_bytes
= test_size
+ 4 + 4 + 4;
6132 retval
= target_alloc_working_area(target
, num_bytes
, &wa
);
6133 if (retval
!= ERROR_OK
) {
6134 LOG_ERROR("Not enough working area");
6138 test_pattern
= malloc(num_bytes
);
6140 for (size_t i
= 0; i
< num_bytes
; i
++)
6141 test_pattern
[i
] = rand();
6143 for (int host_offset
= 0; host_offset
<= 1; host_offset
++) {
6144 for (int size
= 1; size
<= 4; size
*= 2) {
6145 for (int offset
= 0; offset
< 4; offset
++) {
6146 uint32_t count
= test_size
/ size
;
6147 size_t host_bufsiz
= count
* size
+ host_offset
;
6148 uint8_t *read_ref
= malloc(num_bytes
);
6149 uint8_t *read_buf
= malloc(num_bytes
);
6150 uint8_t *write_buf
= malloc(host_bufsiz
);
6152 for (size_t i
= 0; i
< host_bufsiz
; i
++)
6153 write_buf
[i
] = rand();
6154 command_print_sameline(CMD
,
6155 "Test write %" PRIu32
" x %d @ %d from %saligned buffer: ", count
,
6156 size
, offset
, host_offset
? "un" : "");
6158 retval
= target_write_memory(target
, wa
->address
, 1, num_bytes
, test_pattern
);
6159 if (retval
!= ERROR_OK
) {
6160 command_print(CMD
, "Test pattern write failed");
6164 /* replay on host */
6165 memcpy(read_ref
, test_pattern
, num_bytes
);
6166 memcpy(read_ref
+ size
+ offset
, write_buf
+ host_offset
, count
* size
);
6168 struct duration bench
;
6169 duration_start(&bench
);
6171 retval
= target_write_memory(target
, wa
->address
+ size
+ offset
, size
, count
,
6172 write_buf
+ host_offset
);
6174 duration_measure(&bench
);
6176 if (retval
== ERROR_TARGET_UNALIGNED_ACCESS
) {
6177 command_print(CMD
, "Unsupported alignment");
6179 } else if (retval
!= ERROR_OK
) {
6180 command_print(CMD
, "Memory write failed");
6185 retval
= target_read_memory(target
, wa
->address
, 1, num_bytes
, read_buf
);
6186 if (retval
!= ERROR_OK
) {
6187 command_print(CMD
, "Test pattern write failed");
6192 int result
= memcmp(read_ref
, read_buf
, num_bytes
);
6194 command_print(CMD
, "Pass in %fs (%0.3f KiB/s)",
6195 duration_elapsed(&bench
),
6196 duration_kbps(&bench
, count
* size
));
6198 command_print(CMD
, "Compare failed");
6199 binprint(CMD
, "ref:", read_ref
, num_bytes
);
6200 binprint(CMD
, "buf:", read_buf
, num_bytes
);
6212 target_free_working_area(target
, wa
);
6216 static const struct command_registration target_exec_command_handlers
[] = {
6218 .name
= "fast_load_image",
6219 .handler
= handle_fast_load_image_command
,
6220 .mode
= COMMAND_ANY
,
6221 .help
= "Load image into server memory for later use by "
6222 "fast_load; primarily for profiling",
6223 .usage
= "filename address ['bin'|'ihex'|'elf'|'s19'] "
6224 "[min_address [max_length]]",
6227 .name
= "fast_load",
6228 .handler
= handle_fast_load_command
,
6229 .mode
= COMMAND_EXEC
,
6230 .help
= "loads active fast load image to current target "
6231 "- mainly for profiling purposes",
6236 .handler
= handle_profile_command
,
6237 .mode
= COMMAND_EXEC
,
6238 .usage
= "seconds filename [start end]",
6239 .help
= "profiling samples the CPU PC",
6241 /** @todo don't register virt2phys() unless target supports it */
6243 .name
= "virt2phys",
6244 .handler
= handle_virt2phys_command
,
6245 .mode
= COMMAND_ANY
,
6246 .help
= "translate a virtual address into a physical address",
6247 .usage
= "virtual_address",
6251 .handler
= handle_reg_command
,
6252 .mode
= COMMAND_EXEC
,
6253 .help
= "display (reread from target with \"force\") or set a register; "
6254 "with no arguments, displays all registers and their values",
6255 .usage
= "[(register_number|register_name) [(value|'force')]]",
6259 .handler
= handle_poll_command
,
6260 .mode
= COMMAND_EXEC
,
6261 .help
= "poll target state; or reconfigure background polling",
6262 .usage
= "['on'|'off']",
6265 .name
= "wait_halt",
6266 .handler
= handle_wait_halt_command
,
6267 .mode
= COMMAND_EXEC
,
6268 .help
= "wait up to the specified number of milliseconds "
6269 "(default 5000) for a previously requested halt",
6270 .usage
= "[milliseconds]",
6274 .handler
= handle_halt_command
,
6275 .mode
= COMMAND_EXEC
,
6276 .help
= "request target to halt, then wait up to the specified "
6277 "number of milliseconds (default 5000) for it to complete",
6278 .usage
= "[milliseconds]",
6282 .handler
= handle_resume_command
,
6283 .mode
= COMMAND_EXEC
,
6284 .help
= "resume target execution from current PC or address",
6285 .usage
= "[address]",
6289 .handler
= handle_reset_command
,
6290 .mode
= COMMAND_EXEC
,
6291 .usage
= "[run|halt|init]",
6292 .help
= "Reset all targets into the specified mode. "
6293 "Default reset mode is run, if not given.",
6296 .name
= "soft_reset_halt",
6297 .handler
= handle_soft_reset_halt_command
,
6298 .mode
= COMMAND_EXEC
,
6300 .help
= "halt the target and do a soft reset",
6304 .handler
= handle_step_command
,
6305 .mode
= COMMAND_EXEC
,
6306 .help
= "step one instruction from current PC or address",
6307 .usage
= "[address]",
6311 .handler
= handle_md_command
,
6312 .mode
= COMMAND_EXEC
,
6313 .help
= "display memory double-words",
6314 .usage
= "['phys'] address [count]",
6318 .handler
= handle_md_command
,
6319 .mode
= COMMAND_EXEC
,
6320 .help
= "display memory words",
6321 .usage
= "['phys'] address [count]",
6325 .handler
= handle_md_command
,
6326 .mode
= COMMAND_EXEC
,
6327 .help
= "display memory half-words",
6328 .usage
= "['phys'] address [count]",
6332 .handler
= handle_md_command
,
6333 .mode
= COMMAND_EXEC
,
6334 .help
= "display memory bytes",
6335 .usage
= "['phys'] address [count]",
6339 .handler
= handle_mw_command
,
6340 .mode
= COMMAND_EXEC
,
6341 .help
= "write memory double-word",
6342 .usage
= "['phys'] address value [count]",
6346 .handler
= handle_mw_command
,
6347 .mode
= COMMAND_EXEC
,
6348 .help
= "write memory word",
6349 .usage
= "['phys'] address value [count]",
6353 .handler
= handle_mw_command
,
6354 .mode
= COMMAND_EXEC
,
6355 .help
= "write memory half-word",
6356 .usage
= "['phys'] address value [count]",
6360 .handler
= handle_mw_command
,
6361 .mode
= COMMAND_EXEC
,
6362 .help
= "write memory byte",
6363 .usage
= "['phys'] address value [count]",
6367 .handler
= handle_bp_command
,
6368 .mode
= COMMAND_EXEC
,
6369 .help
= "list or set hardware or software breakpoint",
6370 .usage
= "[<address> [<asid>] <length> ['hw'|'hw_ctx']]",
6374 .handler
= handle_rbp_command
,
6375 .mode
= COMMAND_EXEC
,
6376 .help
= "remove breakpoint",
6377 .usage
= "'all' | address",
6381 .handler
= handle_wp_command
,
6382 .mode
= COMMAND_EXEC
,
6383 .help
= "list (no params) or create watchpoints",
6384 .usage
= "[address length [('r'|'w'|'a') value [mask]]]",
6388 .handler
= handle_rwp_command
,
6389 .mode
= COMMAND_EXEC
,
6390 .help
= "remove watchpoint",
6394 .name
= "load_image",
6395 .handler
= handle_load_image_command
,
6396 .mode
= COMMAND_EXEC
,
6397 .usage
= "filename address ['bin'|'ihex'|'elf'|'s19'] "
6398 "[min_address] [max_length]",
6401 .name
= "dump_image",
6402 .handler
= handle_dump_image_command
,
6403 .mode
= COMMAND_EXEC
,
6404 .usage
= "filename address size",
6407 .name
= "verify_image_checksum",
6408 .handler
= handle_verify_image_checksum_command
,
6409 .mode
= COMMAND_EXEC
,
6410 .usage
= "filename [offset [type]]",
6413 .name
= "verify_image",
6414 .handler
= handle_verify_image_command
,
6415 .mode
= COMMAND_EXEC
,
6416 .usage
= "filename [offset [type]]",
6419 .name
= "test_image",
6420 .handler
= handle_test_image_command
,
6421 .mode
= COMMAND_EXEC
,
6422 .usage
= "filename [offset [type]]",
6425 .name
= "mem2array",
6426 .mode
= COMMAND_EXEC
,
6427 .jim_handler
= jim_mem2array
,
6428 .help
= "read 8/16/32 bit memory and return as a TCL array "
6429 "for script processing",
6430 .usage
= "arrayname bitwidth address count",
6433 .name
= "array2mem",
6434 .mode
= COMMAND_EXEC
,
6435 .jim_handler
= jim_array2mem
,
6436 .help
= "convert a TCL array to memory locations "
6437 "and write the 8/16/32 bit values",
6438 .usage
= "arrayname bitwidth address count",
6441 .name
= "reset_nag",
6442 .handler
= handle_target_reset_nag
,
6443 .mode
= COMMAND_ANY
,
6444 .help
= "Nag after each reset about options that could have been "
6445 "enabled to improve performance. ",
6446 .usage
= "['enable'|'disable']",
6450 .handler
= handle_ps_command
,
6451 .mode
= COMMAND_EXEC
,
6452 .help
= "list all tasks ",
6456 .name
= "test_mem_access",
6457 .handler
= handle_test_mem_access_command
,
6458 .mode
= COMMAND_EXEC
,
6459 .help
= "Test the target's memory access functions",
6463 COMMAND_REGISTRATION_DONE
6465 static int target_register_user_commands(struct command_context
*cmd_ctx
)
6467 int retval
= ERROR_OK
;
6468 retval
= target_request_register_commands(cmd_ctx
);
6469 if (retval
!= ERROR_OK
)
6472 retval
= trace_register_commands(cmd_ctx
);
6473 if (retval
!= ERROR_OK
)
6477 return register_commands(cmd_ctx
, NULL
, target_exec_command_handlers
);