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 if (target
->state
!= TARGET_HALTED
) {
1328 LOG_WARNING("target %s is not halted (profiling)", target
->cmd_name
);
1329 return ERROR_TARGET_NOT_HALTED
;
1331 return target
->type
->profiling(target
, samples
, max_num_samples
,
1332 num_samples
, seconds
);
1336 * Reset the @c examined flag for the given target.
1337 * Pure paranoia -- targets are zeroed on allocation.
1339 static void target_reset_examined(struct target
*target
)
1341 target
->examined
= false;
1344 static int handle_target(void *priv
);
1346 static int target_init_one(struct command_context
*cmd_ctx
,
1347 struct target
*target
)
1349 target_reset_examined(target
);
1351 struct target_type
*type
= target
->type
;
1352 if (type
->examine
== NULL
)
1353 type
->examine
= default_examine
;
1355 if (type
->check_reset
== NULL
)
1356 type
->check_reset
= default_check_reset
;
1358 assert(type
->init_target
!= NULL
);
1360 int retval
= type
->init_target(cmd_ctx
, target
);
1361 if (ERROR_OK
!= retval
) {
1362 LOG_ERROR("target '%s' init failed", target_name(target
));
1366 /* Sanity-check MMU support ... stub in what we must, to help
1367 * implement it in stages, but warn if we need to do so.
1370 if (type
->virt2phys
== NULL
) {
1371 LOG_ERROR("type '%s' is missing virt2phys", type
->name
);
1372 type
->virt2phys
= identity_virt2phys
;
1375 /* Make sure no-MMU targets all behave the same: make no
1376 * distinction between physical and virtual addresses, and
1377 * ensure that virt2phys() is always an identity mapping.
1379 if (type
->write_phys_memory
|| type
->read_phys_memory
|| type
->virt2phys
)
1380 LOG_WARNING("type '%s' has bad MMU hooks", type
->name
);
1383 type
->write_phys_memory
= type
->write_memory
;
1384 type
->read_phys_memory
= type
->read_memory
;
1385 type
->virt2phys
= identity_virt2phys
;
1388 if (target
->type
->read_buffer
== NULL
)
1389 target
->type
->read_buffer
= target_read_buffer_default
;
1391 if (target
->type
->write_buffer
== NULL
)
1392 target
->type
->write_buffer
= target_write_buffer_default
;
1394 if (target
->type
->get_gdb_fileio_info
== NULL
)
1395 target
->type
->get_gdb_fileio_info
= target_get_gdb_fileio_info_default
;
1397 if (target
->type
->gdb_fileio_end
== NULL
)
1398 target
->type
->gdb_fileio_end
= target_gdb_fileio_end_default
;
1400 if (target
->type
->profiling
== NULL
)
1401 target
->type
->profiling
= target_profiling_default
;
1406 static int target_init(struct command_context
*cmd_ctx
)
1408 struct target
*target
;
1411 for (target
= all_targets
; target
; target
= target
->next
) {
1412 retval
= target_init_one(cmd_ctx
, target
);
1413 if (ERROR_OK
!= retval
)
1420 retval
= target_register_user_commands(cmd_ctx
);
1421 if (ERROR_OK
!= retval
)
1424 retval
= target_register_timer_callback(&handle_target
,
1425 polling_interval
, TARGET_TIMER_TYPE_PERIODIC
, cmd_ctx
->interp
);
1426 if (ERROR_OK
!= retval
)
1432 COMMAND_HANDLER(handle_target_init_command
)
1437 return ERROR_COMMAND_SYNTAX_ERROR
;
1439 static bool target_initialized
;
1440 if (target_initialized
) {
1441 LOG_INFO("'target init' has already been called");
1444 target_initialized
= true;
1446 retval
= command_run_line(CMD_CTX
, "init_targets");
1447 if (ERROR_OK
!= retval
)
1450 retval
= command_run_line(CMD_CTX
, "init_target_events");
1451 if (ERROR_OK
!= retval
)
1454 retval
= command_run_line(CMD_CTX
, "init_board");
1455 if (ERROR_OK
!= retval
)
1458 LOG_DEBUG("Initializing targets...");
1459 return target_init(CMD_CTX
);
1462 int target_register_event_callback(int (*callback
)(struct target
*target
,
1463 enum target_event event
, void *priv
), void *priv
)
1465 struct target_event_callback
**callbacks_p
= &target_event_callbacks
;
1467 if (callback
== NULL
)
1468 return ERROR_COMMAND_SYNTAX_ERROR
;
1471 while ((*callbacks_p
)->next
)
1472 callbacks_p
= &((*callbacks_p
)->next
);
1473 callbacks_p
= &((*callbacks_p
)->next
);
1476 (*callbacks_p
) = malloc(sizeof(struct target_event_callback
));
1477 (*callbacks_p
)->callback
= callback
;
1478 (*callbacks_p
)->priv
= priv
;
1479 (*callbacks_p
)->next
= NULL
;
1484 int target_register_reset_callback(int (*callback
)(struct target
*target
,
1485 enum target_reset_mode reset_mode
, void *priv
), void *priv
)
1487 struct target_reset_callback
*entry
;
1489 if (callback
== NULL
)
1490 return ERROR_COMMAND_SYNTAX_ERROR
;
1492 entry
= malloc(sizeof(struct target_reset_callback
));
1493 if (entry
== NULL
) {
1494 LOG_ERROR("error allocating buffer for reset callback entry");
1495 return ERROR_COMMAND_SYNTAX_ERROR
;
1498 entry
->callback
= callback
;
1500 list_add(&entry
->list
, &target_reset_callback_list
);
1506 int target_register_trace_callback(int (*callback
)(struct target
*target
,
1507 size_t len
, uint8_t *data
, void *priv
), void *priv
)
1509 struct target_trace_callback
*entry
;
1511 if (callback
== NULL
)
1512 return ERROR_COMMAND_SYNTAX_ERROR
;
1514 entry
= malloc(sizeof(struct target_trace_callback
));
1515 if (entry
== NULL
) {
1516 LOG_ERROR("error allocating buffer for trace callback entry");
1517 return ERROR_COMMAND_SYNTAX_ERROR
;
1520 entry
->callback
= callback
;
1522 list_add(&entry
->list
, &target_trace_callback_list
);
1528 int target_register_timer_callback(int (*callback
)(void *priv
),
1529 unsigned int time_ms
, enum target_timer_type type
, void *priv
)
1531 struct target_timer_callback
**callbacks_p
= &target_timer_callbacks
;
1533 if (callback
== NULL
)
1534 return ERROR_COMMAND_SYNTAX_ERROR
;
1537 while ((*callbacks_p
)->next
)
1538 callbacks_p
= &((*callbacks_p
)->next
);
1539 callbacks_p
= &((*callbacks_p
)->next
);
1542 (*callbacks_p
) = malloc(sizeof(struct target_timer_callback
));
1543 (*callbacks_p
)->callback
= callback
;
1544 (*callbacks_p
)->type
= type
;
1545 (*callbacks_p
)->time_ms
= time_ms
;
1546 (*callbacks_p
)->removed
= false;
1548 gettimeofday(&(*callbacks_p
)->when
, NULL
);
1549 timeval_add_time(&(*callbacks_p
)->when
, 0, time_ms
* 1000);
1551 (*callbacks_p
)->priv
= priv
;
1552 (*callbacks_p
)->next
= NULL
;
1557 int target_unregister_event_callback(int (*callback
)(struct target
*target
,
1558 enum target_event event
, void *priv
), void *priv
)
1560 struct target_event_callback
**p
= &target_event_callbacks
;
1561 struct target_event_callback
*c
= target_event_callbacks
;
1563 if (callback
== NULL
)
1564 return ERROR_COMMAND_SYNTAX_ERROR
;
1567 struct target_event_callback
*next
= c
->next
;
1568 if ((c
->callback
== callback
) && (c
->priv
== priv
)) {
1580 int target_unregister_reset_callback(int (*callback
)(struct target
*target
,
1581 enum target_reset_mode reset_mode
, void *priv
), void *priv
)
1583 struct target_reset_callback
*entry
;
1585 if (callback
== NULL
)
1586 return ERROR_COMMAND_SYNTAX_ERROR
;
1588 list_for_each_entry(entry
, &target_reset_callback_list
, list
) {
1589 if (entry
->callback
== callback
&& entry
->priv
== priv
) {
1590 list_del(&entry
->list
);
1599 int target_unregister_trace_callback(int (*callback
)(struct target
*target
,
1600 size_t len
, uint8_t *data
, void *priv
), void *priv
)
1602 struct target_trace_callback
*entry
;
1604 if (callback
== NULL
)
1605 return ERROR_COMMAND_SYNTAX_ERROR
;
1607 list_for_each_entry(entry
, &target_trace_callback_list
, list
) {
1608 if (entry
->callback
== callback
&& entry
->priv
== priv
) {
1609 list_del(&entry
->list
);
1618 int target_unregister_timer_callback(int (*callback
)(void *priv
), void *priv
)
1620 if (callback
== NULL
)
1621 return ERROR_COMMAND_SYNTAX_ERROR
;
1623 for (struct target_timer_callback
*c
= target_timer_callbacks
;
1625 if ((c
->callback
== callback
) && (c
->priv
== priv
)) {
1634 int target_call_event_callbacks(struct target
*target
, enum target_event event
)
1636 struct target_event_callback
*callback
= target_event_callbacks
;
1637 struct target_event_callback
*next_callback
;
1639 if (event
== TARGET_EVENT_HALTED
) {
1640 /* execute early halted first */
1641 target_call_event_callbacks(target
, TARGET_EVENT_GDB_HALT
);
1644 LOG_DEBUG("target event %i (%s) for core %s", event
,
1645 Jim_Nvp_value2name_simple(nvp_target_event
, event
)->name
,
1646 target_name(target
));
1648 target_handle_event(target
, event
);
1651 next_callback
= callback
->next
;
1652 callback
->callback(target
, event
, callback
->priv
);
1653 callback
= next_callback
;
1659 int target_call_reset_callbacks(struct target
*target
, enum target_reset_mode reset_mode
)
1661 struct target_reset_callback
*callback
;
1663 LOG_DEBUG("target reset %i (%s)", reset_mode
,
1664 Jim_Nvp_value2name_simple(nvp_reset_modes
, reset_mode
)->name
);
1666 list_for_each_entry(callback
, &target_reset_callback_list
, list
)
1667 callback
->callback(target
, reset_mode
, callback
->priv
);
1672 int target_call_trace_callbacks(struct target
*target
, size_t len
, uint8_t *data
)
1674 struct target_trace_callback
*callback
;
1676 list_for_each_entry(callback
, &target_trace_callback_list
, list
)
1677 callback
->callback(target
, len
, data
, callback
->priv
);
1682 static int target_timer_callback_periodic_restart(
1683 struct target_timer_callback
*cb
, struct timeval
*now
)
1686 timeval_add_time(&cb
->when
, 0, cb
->time_ms
* 1000L);
1690 static int target_call_timer_callback(struct target_timer_callback
*cb
,
1691 struct timeval
*now
)
1693 cb
->callback(cb
->priv
);
1695 if (cb
->type
== TARGET_TIMER_TYPE_PERIODIC
)
1696 return target_timer_callback_periodic_restart(cb
, now
);
1698 return target_unregister_timer_callback(cb
->callback
, cb
->priv
);
1701 static int target_call_timer_callbacks_check_time(int checktime
)
1703 static bool callback_processing
;
1705 /* Do not allow nesting */
1706 if (callback_processing
)
1709 callback_processing
= true;
1714 gettimeofday(&now
, NULL
);
1716 /* Store an address of the place containing a pointer to the
1717 * next item; initially, that's a standalone "root of the
1718 * list" variable. */
1719 struct target_timer_callback
**callback
= &target_timer_callbacks
;
1720 while (callback
&& *callback
) {
1721 if ((*callback
)->removed
) {
1722 struct target_timer_callback
*p
= *callback
;
1723 *callback
= (*callback
)->next
;
1728 bool call_it
= (*callback
)->callback
&&
1729 ((!checktime
&& (*callback
)->type
== TARGET_TIMER_TYPE_PERIODIC
) ||
1730 timeval_compare(&now
, &(*callback
)->when
) >= 0);
1733 target_call_timer_callback(*callback
, &now
);
1735 callback
= &(*callback
)->next
;
1738 callback_processing
= false;
1742 int target_call_timer_callbacks(void)
1744 return target_call_timer_callbacks_check_time(1);
1747 /* invoke periodic callbacks immediately */
1748 int target_call_timer_callbacks_now(void)
1750 return target_call_timer_callbacks_check_time(0);
1753 /* Prints the working area layout for debug purposes */
1754 static void print_wa_layout(struct target
*target
)
1756 struct working_area
*c
= target
->working_areas
;
1759 LOG_DEBUG("%c%c " TARGET_ADDR_FMT
"-" TARGET_ADDR_FMT
" (%" PRIu32
" bytes)",
1760 c
->backup
? 'b' : ' ', c
->free
? ' ' : '*',
1761 c
->address
, c
->address
+ c
->size
- 1, c
->size
);
1766 /* Reduce area to size bytes, create a new free area from the remaining bytes, if any. */
1767 static void target_split_working_area(struct working_area
*area
, uint32_t size
)
1769 assert(area
->free
); /* Shouldn't split an allocated area */
1770 assert(size
<= area
->size
); /* Caller should guarantee this */
1772 /* Split only if not already the right size */
1773 if (size
< area
->size
) {
1774 struct working_area
*new_wa
= malloc(sizeof(*new_wa
));
1779 new_wa
->next
= area
->next
;
1780 new_wa
->size
= area
->size
- size
;
1781 new_wa
->address
= area
->address
+ size
;
1782 new_wa
->backup
= NULL
;
1783 new_wa
->user
= NULL
;
1784 new_wa
->free
= true;
1786 area
->next
= new_wa
;
1789 /* If backup memory was allocated to this area, it has the wrong size
1790 * now so free it and it will be reallocated if/when needed */
1793 area
->backup
= NULL
;
1798 /* Merge all adjacent free areas into one */
1799 static void target_merge_working_areas(struct target
*target
)
1801 struct working_area
*c
= target
->working_areas
;
1803 while (c
&& c
->next
) {
1804 assert(c
->next
->address
== c
->address
+ c
->size
); /* This is an invariant */
1806 /* Find two adjacent free areas */
1807 if (c
->free
&& c
->next
->free
) {
1808 /* Merge the last into the first */
1809 c
->size
+= c
->next
->size
;
1811 /* Remove the last */
1812 struct working_area
*to_be_freed
= c
->next
;
1813 c
->next
= c
->next
->next
;
1814 if (to_be_freed
->backup
)
1815 free(to_be_freed
->backup
);
1818 /* If backup memory was allocated to the remaining area, it's has
1819 * the wrong size now */
1830 int target_alloc_working_area_try(struct target
*target
, uint32_t size
, struct working_area
**area
)
1832 /* Reevaluate working area address based on MMU state*/
1833 if (target
->working_areas
== NULL
) {
1837 retval
= target
->type
->mmu(target
, &enabled
);
1838 if (retval
!= ERROR_OK
)
1842 if (target
->working_area_phys_spec
) {
1843 LOG_DEBUG("MMU disabled, using physical "
1844 "address for working memory " TARGET_ADDR_FMT
,
1845 target
->working_area_phys
);
1846 target
->working_area
= target
->working_area_phys
;
1848 LOG_ERROR("No working memory available. "
1849 "Specify -work-area-phys to target.");
1850 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE
;
1853 if (target
->working_area_virt_spec
) {
1854 LOG_DEBUG("MMU enabled, using virtual "
1855 "address for working memory " TARGET_ADDR_FMT
,
1856 target
->working_area_virt
);
1857 target
->working_area
= target
->working_area_virt
;
1859 LOG_ERROR("No working memory available. "
1860 "Specify -work-area-virt to target.");
1861 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE
;
1865 /* Set up initial working area on first call */
1866 struct working_area
*new_wa
= malloc(sizeof(*new_wa
));
1868 new_wa
->next
= NULL
;
1869 new_wa
->size
= target
->working_area_size
& ~3UL; /* 4-byte align */
1870 new_wa
->address
= target
->working_area
;
1871 new_wa
->backup
= NULL
;
1872 new_wa
->user
= NULL
;
1873 new_wa
->free
= true;
1876 target
->working_areas
= new_wa
;
1879 /* only allocate multiples of 4 byte */
1881 size
= (size
+ 3) & (~3UL);
1883 struct working_area
*c
= target
->working_areas
;
1885 /* Find the first large enough working area */
1887 if (c
->free
&& c
->size
>= size
)
1893 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE
;
1895 /* Split the working area into the requested size */
1896 target_split_working_area(c
, size
);
1898 LOG_DEBUG("allocated new working area of %" PRIu32
" bytes at address " TARGET_ADDR_FMT
,
1901 if (target
->backup_working_area
) {
1902 if (c
->backup
== NULL
) {
1903 c
->backup
= malloc(c
->size
);
1904 if (c
->backup
== NULL
)
1908 int retval
= target_read_memory(target
, c
->address
, 4, c
->size
/ 4, c
->backup
);
1909 if (retval
!= ERROR_OK
)
1913 /* mark as used, and return the new (reused) area */
1920 print_wa_layout(target
);
1925 int target_alloc_working_area(struct target
*target
, uint32_t size
, struct working_area
**area
)
1929 retval
= target_alloc_working_area_try(target
, size
, area
);
1930 if (retval
== ERROR_TARGET_RESOURCE_NOT_AVAILABLE
)
1931 LOG_WARNING("not enough working area available(requested %"PRIu32
")", size
);
1936 static int target_restore_working_area(struct target
*target
, struct working_area
*area
)
1938 int retval
= ERROR_OK
;
1940 if (target
->backup_working_area
&& area
->backup
!= NULL
) {
1941 retval
= target_write_memory(target
, area
->address
, 4, area
->size
/ 4, area
->backup
);
1942 if (retval
!= ERROR_OK
)
1943 LOG_ERROR("failed to restore %" PRIu32
" bytes of working area at address " TARGET_ADDR_FMT
,
1944 area
->size
, area
->address
);
1950 /* Restore the area's backup memory, if any, and return the area to the allocation pool */
1951 static int target_free_working_area_restore(struct target
*target
, struct working_area
*area
, int restore
)
1953 int retval
= ERROR_OK
;
1959 retval
= target_restore_working_area(target
, area
);
1960 /* REVISIT: Perhaps the area should be freed even if restoring fails. */
1961 if (retval
!= ERROR_OK
)
1967 LOG_DEBUG("freed %" PRIu32
" bytes of working area at address " TARGET_ADDR_FMT
,
1968 area
->size
, area
->address
);
1970 /* mark user pointer invalid */
1971 /* TODO: Is this really safe? It points to some previous caller's memory.
1972 * How could we know that the area pointer is still in that place and not
1973 * some other vital data? What's the purpose of this, anyway? */
1977 target_merge_working_areas(target
);
1979 print_wa_layout(target
);
1984 int target_free_working_area(struct target
*target
, struct working_area
*area
)
1986 return target_free_working_area_restore(target
, area
, 1);
1989 /* free resources and restore memory, if restoring memory fails,
1990 * free up resources anyway
1992 static void target_free_all_working_areas_restore(struct target
*target
, int restore
)
1994 struct working_area
*c
= target
->working_areas
;
1996 LOG_DEBUG("freeing all working areas");
1998 /* Loop through all areas, restoring the allocated ones and marking them as free */
2002 target_restore_working_area(target
, c
);
2004 *c
->user
= NULL
; /* Same as above */
2010 /* Run a merge pass to combine all areas into one */
2011 target_merge_working_areas(target
);
2013 print_wa_layout(target
);
2016 void target_free_all_working_areas(struct target
*target
)
2018 target_free_all_working_areas_restore(target
, 1);
2020 /* Now we have none or only one working area marked as free */
2021 if (target
->working_areas
) {
2022 /* Free the last one to allow on-the-fly moving and resizing */
2023 free(target
->working_areas
->backup
);
2024 free(target
->working_areas
);
2025 target
->working_areas
= NULL
;
2029 /* Find the largest number of bytes that can be allocated */
2030 uint32_t target_get_working_area_avail(struct target
*target
)
2032 struct working_area
*c
= target
->working_areas
;
2033 uint32_t max_size
= 0;
2036 return target
->working_area_size
;
2039 if (c
->free
&& max_size
< c
->size
)
2048 static void target_destroy(struct target
*target
)
2050 if (target
->type
->deinit_target
)
2051 target
->type
->deinit_target(target
);
2053 if (target
->semihosting
)
2054 free(target
->semihosting
);
2056 jtag_unregister_event_callback(jtag_enable_callback
, target
);
2058 struct target_event_action
*teap
= target
->event_action
;
2060 struct target_event_action
*next
= teap
->next
;
2061 Jim_DecrRefCount(teap
->interp
, teap
->body
);
2066 target_free_all_working_areas(target
);
2068 /* release the targets SMP list */
2070 struct target_list
*head
= target
->head
;
2071 while (head
!= NULL
) {
2072 struct target_list
*pos
= head
->next
;
2073 head
->target
->smp
= 0;
2080 rtos_destroy(target
);
2082 free(target
->gdb_port_override
);
2084 free(target
->trace_info
);
2085 free(target
->fileio_info
);
2086 free(target
->cmd_name
);
2090 void target_quit(void)
2092 struct target_event_callback
*pe
= target_event_callbacks
;
2094 struct target_event_callback
*t
= pe
->next
;
2098 target_event_callbacks
= NULL
;
2100 struct target_timer_callback
*pt
= target_timer_callbacks
;
2102 struct target_timer_callback
*t
= pt
->next
;
2106 target_timer_callbacks
= NULL
;
2108 for (struct target
*target
= all_targets
; target
;) {
2112 target_destroy(target
);
2119 int target_arch_state(struct target
*target
)
2122 if (target
== NULL
) {
2123 LOG_WARNING("No target has been configured");
2127 if (target
->state
!= TARGET_HALTED
)
2130 retval
= target
->type
->arch_state(target
);
2134 static int target_get_gdb_fileio_info_default(struct target
*target
,
2135 struct gdb_fileio_info
*fileio_info
)
2137 /* If target does not support semi-hosting function, target
2138 has no need to provide .get_gdb_fileio_info callback.
2139 It just return ERROR_FAIL and gdb_server will return "Txx"
2140 as target halted every time. */
2144 static int target_gdb_fileio_end_default(struct target
*target
,
2145 int retcode
, int fileio_errno
, bool ctrl_c
)
2150 static int target_profiling_default(struct target
*target
, uint32_t *samples
,
2151 uint32_t max_num_samples
, uint32_t *num_samples
, uint32_t seconds
)
2153 struct timeval timeout
, now
;
2155 gettimeofday(&timeout
, NULL
);
2156 timeval_add_time(&timeout
, seconds
, 0);
2158 LOG_INFO("Starting profiling. Halting and resuming the"
2159 " target as often as we can...");
2161 uint32_t sample_count
= 0;
2162 /* hopefully it is safe to cache! We want to stop/restart as quickly as possible. */
2163 struct reg
*reg
= register_get_by_name(target
->reg_cache
, "pc", 1);
2165 int retval
= ERROR_OK
;
2167 target_poll(target
);
2168 if (target
->state
== TARGET_HALTED
) {
2169 uint32_t t
= buf_get_u32(reg
->value
, 0, 32);
2170 samples
[sample_count
++] = t
;
2171 /* current pc, addr = 0, do not handle breakpoints, not debugging */
2172 retval
= target_resume(target
, 1, 0, 0, 0);
2173 target_poll(target
);
2174 alive_sleep(10); /* sleep 10ms, i.e. <100 samples/second. */
2175 } else if (target
->state
== TARGET_RUNNING
) {
2176 /* We want to quickly sample the PC. */
2177 retval
= target_halt(target
);
2179 LOG_INFO("Target not halted or running");
2184 if (retval
!= ERROR_OK
)
2187 gettimeofday(&now
, NULL
);
2188 if ((sample_count
>= max_num_samples
) || timeval_compare(&now
, &timeout
) >= 0) {
2189 LOG_INFO("Profiling completed. %" PRIu32
" samples.", sample_count
);
2194 *num_samples
= sample_count
;
2198 /* Single aligned words are guaranteed to use 16 or 32 bit access
2199 * mode respectively, otherwise data is handled as quickly as
2202 int target_write_buffer(struct target
*target
, target_addr_t address
, uint32_t size
, const uint8_t *buffer
)
2204 LOG_DEBUG("writing buffer of %" PRIi32
" byte at " TARGET_ADDR_FMT
,
2207 if (!target_was_examined(target
)) {
2208 LOG_ERROR("Target not examined yet");
2215 if ((address
+ size
- 1) < address
) {
2216 /* GDB can request this when e.g. PC is 0xfffffffc */
2217 LOG_ERROR("address + size wrapped (" TARGET_ADDR_FMT
", 0x%08" PRIx32
")",
2223 return target
->type
->write_buffer(target
, address
, size
, buffer
);
2226 static int target_write_buffer_default(struct target
*target
,
2227 target_addr_t address
, uint32_t count
, const uint8_t *buffer
)
2231 /* Align up to maximum 4 bytes. The loop condition makes sure the next pass
2232 * will have something to do with the size we leave to it. */
2233 for (size
= 1; size
< 4 && count
>= size
* 2 + (address
& size
); size
*= 2) {
2234 if (address
& size
) {
2235 int retval
= target_write_memory(target
, address
, size
, 1, buffer
);
2236 if (retval
!= ERROR_OK
)
2244 /* Write the data with as large access size as possible. */
2245 for (; size
> 0; size
/= 2) {
2246 uint32_t aligned
= count
- count
% size
;
2248 int retval
= target_write_memory(target
, address
, size
, aligned
/ size
, buffer
);
2249 if (retval
!= ERROR_OK
)
2260 /* Single aligned words are guaranteed to use 16 or 32 bit access
2261 * mode respectively, otherwise data is handled as quickly as
2264 int target_read_buffer(struct target
*target
, target_addr_t address
, uint32_t size
, uint8_t *buffer
)
2266 LOG_DEBUG("reading buffer of %" PRIi32
" byte at " TARGET_ADDR_FMT
,
2269 if (!target_was_examined(target
)) {
2270 LOG_ERROR("Target not examined yet");
2277 if ((address
+ size
- 1) < address
) {
2278 /* GDB can request this when e.g. PC is 0xfffffffc */
2279 LOG_ERROR("address + size wrapped (" TARGET_ADDR_FMT
", 0x%08" PRIx32
")",
2285 return target
->type
->read_buffer(target
, address
, size
, buffer
);
2288 static int target_read_buffer_default(struct target
*target
, target_addr_t address
, uint32_t count
, uint8_t *buffer
)
2292 /* Align up to maximum 4 bytes. The loop condition makes sure the next pass
2293 * will have something to do with the size we leave to it. */
2294 for (size
= 1; size
< 4 && count
>= size
* 2 + (address
& size
); size
*= 2) {
2295 if (address
& size
) {
2296 int retval
= target_read_memory(target
, address
, size
, 1, buffer
);
2297 if (retval
!= ERROR_OK
)
2305 /* Read the data with as large access size as possible. */
2306 for (; size
> 0; size
/= 2) {
2307 uint32_t aligned
= count
- count
% size
;
2309 int retval
= target_read_memory(target
, address
, size
, aligned
/ size
, buffer
);
2310 if (retval
!= ERROR_OK
)
2321 int target_checksum_memory(struct target
*target
, target_addr_t address
, uint32_t size
, uint32_t *crc
)
2326 uint32_t checksum
= 0;
2327 if (!target_was_examined(target
)) {
2328 LOG_ERROR("Target not examined yet");
2332 retval
= target
->type
->checksum_memory(target
, address
, size
, &checksum
);
2333 if (retval
!= ERROR_OK
) {
2334 buffer
= malloc(size
);
2335 if (buffer
== NULL
) {
2336 LOG_ERROR("error allocating buffer for section (%" PRId32
" bytes)", size
);
2337 return ERROR_COMMAND_SYNTAX_ERROR
;
2339 retval
= target_read_buffer(target
, address
, size
, buffer
);
2340 if (retval
!= ERROR_OK
) {
2345 /* convert to target endianness */
2346 for (i
= 0; i
< (size
/sizeof(uint32_t)); i
++) {
2347 uint32_t target_data
;
2348 target_data
= target_buffer_get_u32(target
, &buffer
[i
*sizeof(uint32_t)]);
2349 target_buffer_set_u32(target
, &buffer
[i
*sizeof(uint32_t)], target_data
);
2352 retval
= image_calculate_checksum(buffer
, size
, &checksum
);
2361 int target_blank_check_memory(struct target
*target
,
2362 struct target_memory_check_block
*blocks
, int num_blocks
,
2363 uint8_t erased_value
)
2365 if (!target_was_examined(target
)) {
2366 LOG_ERROR("Target not examined yet");
2370 if (target
->type
->blank_check_memory
== NULL
)
2371 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE
;
2373 return target
->type
->blank_check_memory(target
, blocks
, num_blocks
, erased_value
);
2376 int target_read_u64(struct target
*target
, target_addr_t address
, uint64_t *value
)
2378 uint8_t value_buf
[8];
2379 if (!target_was_examined(target
)) {
2380 LOG_ERROR("Target not examined yet");
2384 int retval
= target_read_memory(target
, address
, 8, 1, value_buf
);
2386 if (retval
== ERROR_OK
) {
2387 *value
= target_buffer_get_u64(target
, value_buf
);
2388 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%16.16" PRIx64
"",
2393 LOG_DEBUG("address: " TARGET_ADDR_FMT
" failed",
2400 int target_read_u32(struct target
*target
, target_addr_t address
, uint32_t *value
)
2402 uint8_t value_buf
[4];
2403 if (!target_was_examined(target
)) {
2404 LOG_ERROR("Target not examined yet");
2408 int retval
= target_read_memory(target
, address
, 4, 1, value_buf
);
2410 if (retval
== ERROR_OK
) {
2411 *value
= target_buffer_get_u32(target
, value_buf
);
2412 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%8.8" PRIx32
"",
2417 LOG_DEBUG("address: " TARGET_ADDR_FMT
" failed",
2424 int target_read_u16(struct target
*target
, target_addr_t address
, uint16_t *value
)
2426 uint8_t value_buf
[2];
2427 if (!target_was_examined(target
)) {
2428 LOG_ERROR("Target not examined yet");
2432 int retval
= target_read_memory(target
, address
, 2, 1, value_buf
);
2434 if (retval
== ERROR_OK
) {
2435 *value
= target_buffer_get_u16(target
, value_buf
);
2436 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%4.4" PRIx16
,
2441 LOG_DEBUG("address: " TARGET_ADDR_FMT
" failed",
2448 int target_read_u8(struct target
*target
, target_addr_t address
, uint8_t *value
)
2450 if (!target_was_examined(target
)) {
2451 LOG_ERROR("Target not examined yet");
2455 int retval
= target_read_memory(target
, address
, 1, 1, value
);
2457 if (retval
== ERROR_OK
) {
2458 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%2.2" PRIx8
,
2463 LOG_DEBUG("address: " TARGET_ADDR_FMT
" failed",
2470 int target_write_u64(struct target
*target
, target_addr_t address
, uint64_t value
)
2473 uint8_t value_buf
[8];
2474 if (!target_was_examined(target
)) {
2475 LOG_ERROR("Target not examined yet");
2479 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%16.16" PRIx64
"",
2483 target_buffer_set_u64(target
, value_buf
, value
);
2484 retval
= target_write_memory(target
, address
, 8, 1, value_buf
);
2485 if (retval
!= ERROR_OK
)
2486 LOG_DEBUG("failed: %i", retval
);
2491 int target_write_u32(struct target
*target
, target_addr_t address
, uint32_t value
)
2494 uint8_t value_buf
[4];
2495 if (!target_was_examined(target
)) {
2496 LOG_ERROR("Target not examined yet");
2500 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%8.8" PRIx32
"",
2504 target_buffer_set_u32(target
, value_buf
, value
);
2505 retval
= target_write_memory(target
, address
, 4, 1, value_buf
);
2506 if (retval
!= ERROR_OK
)
2507 LOG_DEBUG("failed: %i", retval
);
2512 int target_write_u16(struct target
*target
, target_addr_t address
, uint16_t value
)
2515 uint8_t value_buf
[2];
2516 if (!target_was_examined(target
)) {
2517 LOG_ERROR("Target not examined yet");
2521 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%8.8" PRIx16
,
2525 target_buffer_set_u16(target
, value_buf
, value
);
2526 retval
= target_write_memory(target
, address
, 2, 1, value_buf
);
2527 if (retval
!= ERROR_OK
)
2528 LOG_DEBUG("failed: %i", retval
);
2533 int target_write_u8(struct target
*target
, target_addr_t address
, uint8_t value
)
2536 if (!target_was_examined(target
)) {
2537 LOG_ERROR("Target not examined yet");
2541 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%2.2" PRIx8
,
2544 retval
= target_write_memory(target
, address
, 1, 1, &value
);
2545 if (retval
!= ERROR_OK
)
2546 LOG_DEBUG("failed: %i", retval
);
2551 int target_write_phys_u64(struct target
*target
, target_addr_t address
, uint64_t value
)
2554 uint8_t value_buf
[8];
2555 if (!target_was_examined(target
)) {
2556 LOG_ERROR("Target not examined yet");
2560 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%16.16" PRIx64
"",
2564 target_buffer_set_u64(target
, value_buf
, value
);
2565 retval
= target_write_phys_memory(target
, address
, 8, 1, value_buf
);
2566 if (retval
!= ERROR_OK
)
2567 LOG_DEBUG("failed: %i", retval
);
2572 int target_write_phys_u32(struct target
*target
, target_addr_t address
, uint32_t value
)
2575 uint8_t value_buf
[4];
2576 if (!target_was_examined(target
)) {
2577 LOG_ERROR("Target not examined yet");
2581 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%8.8" PRIx32
"",
2585 target_buffer_set_u32(target
, value_buf
, value
);
2586 retval
= target_write_phys_memory(target
, address
, 4, 1, value_buf
);
2587 if (retval
!= ERROR_OK
)
2588 LOG_DEBUG("failed: %i", retval
);
2593 int target_write_phys_u16(struct target
*target
, target_addr_t address
, uint16_t value
)
2596 uint8_t value_buf
[2];
2597 if (!target_was_examined(target
)) {
2598 LOG_ERROR("Target not examined yet");
2602 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%8.8" PRIx16
,
2606 target_buffer_set_u16(target
, value_buf
, value
);
2607 retval
= target_write_phys_memory(target
, address
, 2, 1, value_buf
);
2608 if (retval
!= ERROR_OK
)
2609 LOG_DEBUG("failed: %i", retval
);
2614 int target_write_phys_u8(struct target
*target
, target_addr_t address
, uint8_t value
)
2617 if (!target_was_examined(target
)) {
2618 LOG_ERROR("Target not examined yet");
2622 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%2.2" PRIx8
,
2625 retval
= target_write_phys_memory(target
, address
, 1, 1, &value
);
2626 if (retval
!= ERROR_OK
)
2627 LOG_DEBUG("failed: %i", retval
);
2632 static int find_target(struct command_invocation
*cmd
, const char *name
)
2634 struct target
*target
= get_target(name
);
2635 if (target
== NULL
) {
2636 command_print(cmd
, "Target: %s is unknown, try one of:\n", name
);
2639 if (!target
->tap
->enabled
) {
2640 command_print(cmd
, "Target: TAP %s is disabled, "
2641 "can't be the current target\n",
2642 target
->tap
->dotted_name
);
2646 cmd
->ctx
->current_target
= target
;
2647 if (cmd
->ctx
->current_target_override
)
2648 cmd
->ctx
->current_target_override
= target
;
2654 COMMAND_HANDLER(handle_targets_command
)
2656 int retval
= ERROR_OK
;
2657 if (CMD_ARGC
== 1) {
2658 retval
= find_target(CMD
, CMD_ARGV
[0]);
2659 if (retval
== ERROR_OK
) {
2665 struct target
*target
= all_targets
;
2666 command_print(CMD
, " TargetName Type Endian TapName State ");
2667 command_print(CMD
, "-- ------------------ ---------- ------ ------------------ ------------");
2672 if (target
->tap
->enabled
)
2673 state
= target_state_name(target
);
2675 state
= "tap-disabled";
2677 if (CMD_CTX
->current_target
== target
)
2680 /* keep columns lined up to match the headers above */
2682 "%2d%c %-18s %-10s %-6s %-18s %s",
2683 target
->target_number
,
2685 target_name(target
),
2686 target_type_name(target
),
2687 Jim_Nvp_value2name_simple(nvp_target_endian
,
2688 target
->endianness
)->name
,
2689 target
->tap
->dotted_name
,
2691 target
= target
->next
;
2697 /* every 300ms we check for reset & powerdropout and issue a "reset halt" if so. */
2699 static int powerDropout
;
2700 static int srstAsserted
;
2702 static int runPowerRestore
;
2703 static int runPowerDropout
;
2704 static int runSrstAsserted
;
2705 static int runSrstDeasserted
;
2707 static int sense_handler(void)
2709 static int prevSrstAsserted
;
2710 static int prevPowerdropout
;
2712 int retval
= jtag_power_dropout(&powerDropout
);
2713 if (retval
!= ERROR_OK
)
2717 powerRestored
= prevPowerdropout
&& !powerDropout
;
2719 runPowerRestore
= 1;
2721 int64_t current
= timeval_ms();
2722 static int64_t lastPower
;
2723 bool waitMore
= lastPower
+ 2000 > current
;
2724 if (powerDropout
&& !waitMore
) {
2725 runPowerDropout
= 1;
2726 lastPower
= current
;
2729 retval
= jtag_srst_asserted(&srstAsserted
);
2730 if (retval
!= ERROR_OK
)
2734 srstDeasserted
= prevSrstAsserted
&& !srstAsserted
;
2736 static int64_t lastSrst
;
2737 waitMore
= lastSrst
+ 2000 > current
;
2738 if (srstDeasserted
&& !waitMore
) {
2739 runSrstDeasserted
= 1;
2743 if (!prevSrstAsserted
&& srstAsserted
)
2744 runSrstAsserted
= 1;
2746 prevSrstAsserted
= srstAsserted
;
2747 prevPowerdropout
= powerDropout
;
2749 if (srstDeasserted
|| powerRestored
) {
2750 /* Other than logging the event we can't do anything here.
2751 * Issuing a reset is a particularly bad idea as we might
2752 * be inside a reset already.
2759 /* process target state changes */
2760 static int handle_target(void *priv
)
2762 Jim_Interp
*interp
= (Jim_Interp
*)priv
;
2763 int retval
= ERROR_OK
;
2765 if (!is_jtag_poll_safe()) {
2766 /* polling is disabled currently */
2770 /* we do not want to recurse here... */
2771 static int recursive
;
2775 /* danger! running these procedures can trigger srst assertions and power dropouts.
2776 * We need to avoid an infinite loop/recursion here and we do that by
2777 * clearing the flags after running these events.
2779 int did_something
= 0;
2780 if (runSrstAsserted
) {
2781 LOG_INFO("srst asserted detected, running srst_asserted proc.");
2782 Jim_Eval(interp
, "srst_asserted");
2785 if (runSrstDeasserted
) {
2786 Jim_Eval(interp
, "srst_deasserted");
2789 if (runPowerDropout
) {
2790 LOG_INFO("Power dropout detected, running power_dropout proc.");
2791 Jim_Eval(interp
, "power_dropout");
2794 if (runPowerRestore
) {
2795 Jim_Eval(interp
, "power_restore");
2799 if (did_something
) {
2800 /* clear detect flags */
2804 /* clear action flags */
2806 runSrstAsserted
= 0;
2807 runSrstDeasserted
= 0;
2808 runPowerRestore
= 0;
2809 runPowerDropout
= 0;
2814 /* Poll targets for state changes unless that's globally disabled.
2815 * Skip targets that are currently disabled.
2817 for (struct target
*target
= all_targets
;
2818 is_jtag_poll_safe() && target
;
2819 target
= target
->next
) {
2821 if (!target_was_examined(target
))
2824 if (!target
->tap
->enabled
)
2827 if (target
->backoff
.times
> target
->backoff
.count
) {
2828 /* do not poll this time as we failed previously */
2829 target
->backoff
.count
++;
2832 target
->backoff
.count
= 0;
2834 /* only poll target if we've got power and srst isn't asserted */
2835 if (!powerDropout
&& !srstAsserted
) {
2836 /* polling may fail silently until the target has been examined */
2837 retval
= target_poll(target
);
2838 if (retval
!= ERROR_OK
) {
2839 /* 100ms polling interval. Increase interval between polling up to 5000ms */
2840 if (target
->backoff
.times
* polling_interval
< 5000) {
2841 target
->backoff
.times
*= 2;
2842 target
->backoff
.times
++;
2845 /* Tell GDB to halt the debugger. This allows the user to
2846 * run monitor commands to handle the situation.
2848 target_call_event_callbacks(target
, TARGET_EVENT_GDB_HALT
);
2850 if (target
->backoff
.times
> 0) {
2851 LOG_USER("Polling target %s failed, trying to reexamine", target_name(target
));
2852 target_reset_examined(target
);
2853 retval
= target_examine_one(target
);
2854 /* Target examination could have failed due to unstable connection,
2855 * but we set the examined flag anyway to repoll it later */
2856 if (retval
!= ERROR_OK
) {
2857 target
->examined
= true;
2858 LOG_USER("Examination failed, GDB will be halted. Polling again in %dms",
2859 target
->backoff
.times
* polling_interval
);
2864 /* Since we succeeded, we reset backoff count */
2865 target
->backoff
.times
= 0;
2872 COMMAND_HANDLER(handle_reg_command
)
2874 struct target
*target
;
2875 struct reg
*reg
= NULL
;
2881 target
= get_current_target(CMD_CTX
);
2883 /* list all available registers for the current target */
2884 if (CMD_ARGC
== 0) {
2885 struct reg_cache
*cache
= target
->reg_cache
;
2891 command_print(CMD
, "===== %s", cache
->name
);
2893 for (i
= 0, reg
= cache
->reg_list
;
2894 i
< cache
->num_regs
;
2895 i
++, reg
++, count
++) {
2896 if (reg
->exist
== false)
2898 /* only print cached values if they are valid */
2900 value
= buf_to_hex_str(reg
->value
,
2903 "(%i) %s (/%" PRIu32
"): 0x%s%s",
2911 command_print(CMD
, "(%i) %s (/%" PRIu32
")",
2916 cache
= cache
->next
;
2922 /* access a single register by its ordinal number */
2923 if ((CMD_ARGV
[0][0] >= '0') && (CMD_ARGV
[0][0] <= '9')) {
2925 COMMAND_PARSE_NUMBER(uint
, CMD_ARGV
[0], num
);
2927 struct reg_cache
*cache
= target
->reg_cache
;
2931 for (i
= 0; i
< cache
->num_regs
; i
++) {
2932 if (count
++ == num
) {
2933 reg
= &cache
->reg_list
[i
];
2939 cache
= cache
->next
;
2943 command_print(CMD
, "%i is out of bounds, the current target "
2944 "has only %i registers (0 - %i)", num
, count
, count
- 1);
2948 /* access a single register by its name */
2949 reg
= register_get_by_name(target
->reg_cache
, CMD_ARGV
[0], 1);
2955 assert(reg
!= NULL
); /* give clang a hint that we *know* reg is != NULL here */
2960 /* display a register */
2961 if ((CMD_ARGC
== 1) || ((CMD_ARGC
== 2) && !((CMD_ARGV
[1][0] >= '0')
2962 && (CMD_ARGV
[1][0] <= '9')))) {
2963 if ((CMD_ARGC
== 2) && (strcmp(CMD_ARGV
[1], "force") == 0))
2966 if (reg
->valid
== 0)
2967 reg
->type
->get(reg
);
2968 value
= buf_to_hex_str(reg
->value
, reg
->size
);
2969 command_print(CMD
, "%s (/%i): 0x%s", reg
->name
, (int)(reg
->size
), value
);
2974 /* set register value */
2975 if (CMD_ARGC
== 2) {
2976 uint8_t *buf
= malloc(DIV_ROUND_UP(reg
->size
, 8));
2979 str_to_buf(CMD_ARGV
[1], strlen(CMD_ARGV
[1]), buf
, reg
->size
, 0);
2981 reg
->type
->set(reg
, buf
);
2983 value
= buf_to_hex_str(reg
->value
, reg
->size
);
2984 command_print(CMD
, "%s (/%i): 0x%s", reg
->name
, (int)(reg
->size
), value
);
2992 return ERROR_COMMAND_SYNTAX_ERROR
;
2995 command_print(CMD
, "register %s not found in current target", CMD_ARGV
[0]);
2999 COMMAND_HANDLER(handle_poll_command
)
3001 int retval
= ERROR_OK
;
3002 struct target
*target
= get_current_target(CMD_CTX
);
3004 if (CMD_ARGC
== 0) {
3005 command_print(CMD
, "background polling: %s",
3006 jtag_poll_get_enabled() ? "on" : "off");
3007 command_print(CMD
, "TAP: %s (%s)",
3008 target
->tap
->dotted_name
,
3009 target
->tap
->enabled
? "enabled" : "disabled");
3010 if (!target
->tap
->enabled
)
3012 retval
= target_poll(target
);
3013 if (retval
!= ERROR_OK
)
3015 retval
= target_arch_state(target
);
3016 if (retval
!= ERROR_OK
)
3018 } else if (CMD_ARGC
== 1) {
3020 COMMAND_PARSE_ON_OFF(CMD_ARGV
[0], enable
);
3021 jtag_poll_set_enabled(enable
);
3023 return ERROR_COMMAND_SYNTAX_ERROR
;
3028 COMMAND_HANDLER(handle_wait_halt_command
)
3031 return ERROR_COMMAND_SYNTAX_ERROR
;
3033 unsigned ms
= DEFAULT_HALT_TIMEOUT
;
3034 if (1 == CMD_ARGC
) {
3035 int retval
= parse_uint(CMD_ARGV
[0], &ms
);
3036 if (ERROR_OK
!= retval
)
3037 return ERROR_COMMAND_SYNTAX_ERROR
;
3040 struct target
*target
= get_current_target(CMD_CTX
);
3041 return target_wait_state(target
, TARGET_HALTED
, ms
);
3044 /* wait for target state to change. The trick here is to have a low
3045 * latency for short waits and not to suck up all the CPU time
3048 * After 500ms, keep_alive() is invoked
3050 int target_wait_state(struct target
*target
, enum target_state state
, int ms
)
3053 int64_t then
= 0, cur
;
3057 retval
= target_poll(target
);
3058 if (retval
!= ERROR_OK
)
3060 if (target
->state
== state
)
3065 then
= timeval_ms();
3066 LOG_DEBUG("waiting for target %s...",
3067 Jim_Nvp_value2name_simple(nvp_target_state
, state
)->name
);
3073 if ((cur
-then
) > ms
) {
3074 LOG_ERROR("timed out while waiting for target %s",
3075 Jim_Nvp_value2name_simple(nvp_target_state
, state
)->name
);
3083 COMMAND_HANDLER(handle_halt_command
)
3087 struct target
*target
= get_current_target(CMD_CTX
);
3089 target
->verbose_halt_msg
= true;
3091 int retval
= target_halt(target
);
3092 if (ERROR_OK
!= retval
)
3095 if (CMD_ARGC
== 1) {
3096 unsigned wait_local
;
3097 retval
= parse_uint(CMD_ARGV
[0], &wait_local
);
3098 if (ERROR_OK
!= retval
)
3099 return ERROR_COMMAND_SYNTAX_ERROR
;
3104 return CALL_COMMAND_HANDLER(handle_wait_halt_command
);
3107 COMMAND_HANDLER(handle_soft_reset_halt_command
)
3109 struct target
*target
= get_current_target(CMD_CTX
);
3111 LOG_USER("requesting target halt and executing a soft reset");
3113 target_soft_reset_halt(target
);
3118 COMMAND_HANDLER(handle_reset_command
)
3121 return ERROR_COMMAND_SYNTAX_ERROR
;
3123 enum target_reset_mode reset_mode
= RESET_RUN
;
3124 if (CMD_ARGC
== 1) {
3126 n
= Jim_Nvp_name2value_simple(nvp_reset_modes
, CMD_ARGV
[0]);
3127 if ((n
->name
== NULL
) || (n
->value
== RESET_UNKNOWN
))
3128 return ERROR_COMMAND_SYNTAX_ERROR
;
3129 reset_mode
= n
->value
;
3132 /* reset *all* targets */
3133 return target_process_reset(CMD
, reset_mode
);
3137 COMMAND_HANDLER(handle_resume_command
)
3141 return ERROR_COMMAND_SYNTAX_ERROR
;
3143 struct target
*target
= get_current_target(CMD_CTX
);
3145 /* with no CMD_ARGV, resume from current pc, addr = 0,
3146 * with one arguments, addr = CMD_ARGV[0],
3147 * handle breakpoints, not debugging */
3148 target_addr_t addr
= 0;
3149 if (CMD_ARGC
== 1) {
3150 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], addr
);
3154 return target_resume(target
, current
, addr
, 1, 0);
3157 COMMAND_HANDLER(handle_step_command
)
3160 return ERROR_COMMAND_SYNTAX_ERROR
;
3164 /* with no CMD_ARGV, step from current pc, addr = 0,
3165 * with one argument addr = CMD_ARGV[0],
3166 * handle breakpoints, debugging */
3167 target_addr_t addr
= 0;
3169 if (CMD_ARGC
== 1) {
3170 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], addr
);
3174 struct target
*target
= get_current_target(CMD_CTX
);
3176 return target_step(target
, current_pc
, addr
, 1);
3179 void target_handle_md_output(struct command_invocation
*cmd
,
3180 struct target
*target
, target_addr_t address
, unsigned size
,
3181 unsigned count
, const uint8_t *buffer
)
3183 const unsigned line_bytecnt
= 32;
3184 unsigned line_modulo
= line_bytecnt
/ size
;
3186 char output
[line_bytecnt
* 4 + 1];
3187 unsigned output_len
= 0;
3189 const char *value_fmt
;
3192 value_fmt
= "%16.16"PRIx64
" ";
3195 value_fmt
= "%8.8"PRIx64
" ";
3198 value_fmt
= "%4.4"PRIx64
" ";
3201 value_fmt
= "%2.2"PRIx64
" ";
3204 /* "can't happen", caller checked */
3205 LOG_ERROR("invalid memory read size: %u", size
);
3209 for (unsigned i
= 0; i
< count
; i
++) {
3210 if (i
% line_modulo
== 0) {
3211 output_len
+= snprintf(output
+ output_len
,
3212 sizeof(output
) - output_len
,
3213 TARGET_ADDR_FMT
": ",
3214 (address
+ (i
* size
)));
3218 const uint8_t *value_ptr
= buffer
+ i
* size
;
3221 value
= target_buffer_get_u64(target
, value_ptr
);
3224 value
= target_buffer_get_u32(target
, value_ptr
);
3227 value
= target_buffer_get_u16(target
, value_ptr
);
3232 output_len
+= snprintf(output
+ output_len
,
3233 sizeof(output
) - output_len
,
3236 if ((i
% line_modulo
== line_modulo
- 1) || (i
== count
- 1)) {
3237 command_print(cmd
, "%s", output
);
3243 COMMAND_HANDLER(handle_md_command
)
3246 return ERROR_COMMAND_SYNTAX_ERROR
;
3249 switch (CMD_NAME
[2]) {
3263 return ERROR_COMMAND_SYNTAX_ERROR
;
3266 bool physical
= strcmp(CMD_ARGV
[0], "phys") == 0;
3267 int (*fn
)(struct target
*target
,
3268 target_addr_t address
, uint32_t size_value
, uint32_t count
, uint8_t *buffer
);
3272 fn
= target_read_phys_memory
;
3274 fn
= target_read_memory
;
3275 if ((CMD_ARGC
< 1) || (CMD_ARGC
> 2))
3276 return ERROR_COMMAND_SYNTAX_ERROR
;
3278 target_addr_t address
;
3279 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], address
);
3283 COMMAND_PARSE_NUMBER(uint
, CMD_ARGV
[1], count
);
3285 uint8_t *buffer
= calloc(count
, size
);
3286 if (buffer
== NULL
) {
3287 LOG_ERROR("Failed to allocate md read buffer");
3291 struct target
*target
= get_current_target(CMD_CTX
);
3292 int retval
= fn(target
, address
, size
, count
, buffer
);
3293 if (ERROR_OK
== retval
)
3294 target_handle_md_output(CMD
, target
, address
, size
, count
, buffer
);
3301 typedef int (*target_write_fn
)(struct target
*target
,
3302 target_addr_t address
, uint32_t size
, uint32_t count
, const uint8_t *buffer
);
3304 static int target_fill_mem(struct target
*target
,
3305 target_addr_t address
,
3313 /* We have to write in reasonably large chunks to be able
3314 * to fill large memory areas with any sane speed */
3315 const unsigned chunk_size
= 16384;
3316 uint8_t *target_buf
= malloc(chunk_size
* data_size
);
3317 if (target_buf
== NULL
) {
3318 LOG_ERROR("Out of memory");
3322 for (unsigned i
= 0; i
< chunk_size
; i
++) {
3323 switch (data_size
) {
3325 target_buffer_set_u64(target
, target_buf
+ i
* data_size
, b
);
3328 target_buffer_set_u32(target
, target_buf
+ i
* data_size
, b
);
3331 target_buffer_set_u16(target
, target_buf
+ i
* data_size
, b
);
3334 target_buffer_set_u8(target
, target_buf
+ i
* data_size
, b
);
3341 int retval
= ERROR_OK
;
3343 for (unsigned x
= 0; x
< c
; x
+= chunk_size
) {
3346 if (current
> chunk_size
)
3347 current
= chunk_size
;
3348 retval
= fn(target
, address
+ x
* data_size
, data_size
, current
, target_buf
);
3349 if (retval
!= ERROR_OK
)
3351 /* avoid GDB timeouts */
3360 COMMAND_HANDLER(handle_mw_command
)
3363 return ERROR_COMMAND_SYNTAX_ERROR
;
3364 bool physical
= strcmp(CMD_ARGV
[0], "phys") == 0;
3369 fn
= target_write_phys_memory
;
3371 fn
= target_write_memory
;
3372 if ((CMD_ARGC
< 2) || (CMD_ARGC
> 3))
3373 return ERROR_COMMAND_SYNTAX_ERROR
;
3375 target_addr_t address
;
3376 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], address
);
3379 COMMAND_PARSE_NUMBER(u64
, CMD_ARGV
[1], value
);
3383 COMMAND_PARSE_NUMBER(uint
, CMD_ARGV
[2], count
);
3385 struct target
*target
= get_current_target(CMD_CTX
);
3387 switch (CMD_NAME
[2]) {
3401 return ERROR_COMMAND_SYNTAX_ERROR
;
3404 return target_fill_mem(target
, address
, fn
, wordsize
, value
, count
);
3407 static COMMAND_HELPER(parse_load_image_command_CMD_ARGV
, struct image
*image
,
3408 target_addr_t
*min_address
, target_addr_t
*max_address
)
3410 if (CMD_ARGC
< 1 || CMD_ARGC
> 5)
3411 return ERROR_COMMAND_SYNTAX_ERROR
;
3413 /* a base address isn't always necessary,
3414 * default to 0x0 (i.e. don't relocate) */
3415 if (CMD_ARGC
>= 2) {
3417 COMMAND_PARSE_ADDRESS(CMD_ARGV
[1], addr
);
3418 image
->base_address
= addr
;
3419 image
->base_address_set
= 1;
3421 image
->base_address_set
= 0;
3423 image
->start_address_set
= 0;
3426 COMMAND_PARSE_ADDRESS(CMD_ARGV
[3], *min_address
);
3427 if (CMD_ARGC
== 5) {
3428 COMMAND_PARSE_ADDRESS(CMD_ARGV
[4], *max_address
);
3429 /* use size (given) to find max (required) */
3430 *max_address
+= *min_address
;
3433 if (*min_address
> *max_address
)
3434 return ERROR_COMMAND_SYNTAX_ERROR
;
3439 COMMAND_HANDLER(handle_load_image_command
)
3443 uint32_t image_size
;
3444 target_addr_t min_address
= 0;
3445 target_addr_t max_address
= -1;
3449 int retval
= CALL_COMMAND_HANDLER(parse_load_image_command_CMD_ARGV
,
3450 &image
, &min_address
, &max_address
);
3451 if (ERROR_OK
!= retval
)
3454 struct target
*target
= get_current_target(CMD_CTX
);
3456 struct duration bench
;
3457 duration_start(&bench
);
3459 if (image_open(&image
, CMD_ARGV
[0], (CMD_ARGC
>= 3) ? CMD_ARGV
[2] : NULL
) != ERROR_OK
)
3464 for (i
= 0; i
< image
.num_sections
; i
++) {
3465 buffer
= malloc(image
.sections
[i
].size
);
3466 if (buffer
== NULL
) {
3468 "error allocating buffer for section (%d bytes)",
3469 (int)(image
.sections
[i
].size
));
3470 retval
= ERROR_FAIL
;
3474 retval
= image_read_section(&image
, i
, 0x0, image
.sections
[i
].size
, buffer
, &buf_cnt
);
3475 if (retval
!= ERROR_OK
) {
3480 uint32_t offset
= 0;
3481 uint32_t length
= buf_cnt
;
3483 /* DANGER!!! beware of unsigned comparison here!!! */
3485 if ((image
.sections
[i
].base_address
+ buf_cnt
>= min_address
) &&
3486 (image
.sections
[i
].base_address
< max_address
)) {
3488 if (image
.sections
[i
].base_address
< min_address
) {
3489 /* clip addresses below */
3490 offset
+= min_address
-image
.sections
[i
].base_address
;
3494 if (image
.sections
[i
].base_address
+ buf_cnt
> max_address
)
3495 length
-= (image
.sections
[i
].base_address
+ buf_cnt
)-max_address
;
3497 retval
= target_write_buffer(target
,
3498 image
.sections
[i
].base_address
+ offset
, length
, buffer
+ offset
);
3499 if (retval
!= ERROR_OK
) {
3503 image_size
+= length
;
3504 command_print(CMD
, "%u bytes written at address " TARGET_ADDR_FMT
"",
3505 (unsigned int)length
,
3506 image
.sections
[i
].base_address
+ offset
);
3512 if ((ERROR_OK
== retval
) && (duration_measure(&bench
) == ERROR_OK
)) {
3513 command_print(CMD
, "downloaded %" PRIu32
" bytes "
3514 "in %fs (%0.3f KiB/s)", image_size
,
3515 duration_elapsed(&bench
), duration_kbps(&bench
, image_size
));
3518 image_close(&image
);
3524 COMMAND_HANDLER(handle_dump_image_command
)
3526 struct fileio
*fileio
;
3528 int retval
, retvaltemp
;
3529 target_addr_t address
, size
;
3530 struct duration bench
;
3531 struct target
*target
= get_current_target(CMD_CTX
);
3534 return ERROR_COMMAND_SYNTAX_ERROR
;
3536 COMMAND_PARSE_ADDRESS(CMD_ARGV
[1], address
);
3537 COMMAND_PARSE_ADDRESS(CMD_ARGV
[2], size
);
3539 uint32_t buf_size
= (size
> 4096) ? 4096 : size
;
3540 buffer
= malloc(buf_size
);
3544 retval
= fileio_open(&fileio
, CMD_ARGV
[0], FILEIO_WRITE
, FILEIO_BINARY
);
3545 if (retval
!= ERROR_OK
) {
3550 duration_start(&bench
);
3553 size_t size_written
;
3554 uint32_t this_run_size
= (size
> buf_size
) ? buf_size
: size
;
3555 retval
= target_read_buffer(target
, address
, this_run_size
, buffer
);
3556 if (retval
!= ERROR_OK
)
3559 retval
= fileio_write(fileio
, this_run_size
, buffer
, &size_written
);
3560 if (retval
!= ERROR_OK
)
3563 size
-= this_run_size
;
3564 address
+= this_run_size
;
3569 if ((ERROR_OK
== retval
) && (duration_measure(&bench
) == ERROR_OK
)) {
3571 retval
= fileio_size(fileio
, &filesize
);
3572 if (retval
!= ERROR_OK
)
3575 "dumped %zu bytes in %fs (%0.3f KiB/s)", filesize
,
3576 duration_elapsed(&bench
), duration_kbps(&bench
, filesize
));
3579 retvaltemp
= fileio_close(fileio
);
3580 if (retvaltemp
!= ERROR_OK
)
3589 IMAGE_CHECKSUM_ONLY
= 2
3592 static COMMAND_HELPER(handle_verify_image_command_internal
, enum verify_mode verify
)
3596 uint32_t image_size
;
3599 uint32_t checksum
= 0;
3600 uint32_t mem_checksum
= 0;
3604 struct target
*target
= get_current_target(CMD_CTX
);
3607 return ERROR_COMMAND_SYNTAX_ERROR
;
3610 LOG_ERROR("no target selected");
3614 struct duration bench
;
3615 duration_start(&bench
);
3617 if (CMD_ARGC
>= 2) {
3619 COMMAND_PARSE_ADDRESS(CMD_ARGV
[1], addr
);
3620 image
.base_address
= addr
;
3621 image
.base_address_set
= 1;
3623 image
.base_address_set
= 0;
3624 image
.base_address
= 0x0;
3627 image
.start_address_set
= 0;
3629 retval
= image_open(&image
, CMD_ARGV
[0], (CMD_ARGC
== 3) ? CMD_ARGV
[2] : NULL
);
3630 if (retval
!= ERROR_OK
)
3636 for (i
= 0; i
< image
.num_sections
; i
++) {
3637 buffer
= malloc(image
.sections
[i
].size
);
3638 if (buffer
== NULL
) {
3640 "error allocating buffer for section (%d bytes)",
3641 (int)(image
.sections
[i
].size
));
3644 retval
= image_read_section(&image
, i
, 0x0, image
.sections
[i
].size
, buffer
, &buf_cnt
);
3645 if (retval
!= ERROR_OK
) {
3650 if (verify
>= IMAGE_VERIFY
) {
3651 /* calculate checksum of image */
3652 retval
= image_calculate_checksum(buffer
, buf_cnt
, &checksum
);
3653 if (retval
!= ERROR_OK
) {
3658 retval
= target_checksum_memory(target
, image
.sections
[i
].base_address
, buf_cnt
, &mem_checksum
);
3659 if (retval
!= ERROR_OK
) {
3663 if ((checksum
!= mem_checksum
) && (verify
== IMAGE_CHECKSUM_ONLY
)) {
3664 LOG_ERROR("checksum mismatch");
3666 retval
= ERROR_FAIL
;
3669 if (checksum
!= mem_checksum
) {
3670 /* failed crc checksum, fall back to a binary compare */
3674 LOG_ERROR("checksum mismatch - attempting binary compare");
3676 data
= malloc(buf_cnt
);
3678 retval
= target_read_buffer(target
, image
.sections
[i
].base_address
, buf_cnt
, data
);
3679 if (retval
== ERROR_OK
) {
3681 for (t
= 0; t
< buf_cnt
; t
++) {
3682 if (data
[t
] != buffer
[t
]) {
3684 "diff %d address 0x%08x. Was 0x%02x instead of 0x%02x",
3686 (unsigned)(t
+ image
.sections
[i
].base_address
),
3689 if (diffs
++ >= 127) {
3690 command_print(CMD
, "More than 128 errors, the rest are not printed.");
3702 command_print(CMD
, "address " TARGET_ADDR_FMT
" length 0x%08zx",
3703 image
.sections
[i
].base_address
,
3708 image_size
+= buf_cnt
;
3711 command_print(CMD
, "No more differences found.");
3714 retval
= ERROR_FAIL
;
3715 if ((ERROR_OK
== retval
) && (duration_measure(&bench
) == ERROR_OK
)) {
3716 command_print(CMD
, "verified %" PRIu32
" bytes "
3717 "in %fs (%0.3f KiB/s)", image_size
,
3718 duration_elapsed(&bench
), duration_kbps(&bench
, image_size
));
3721 image_close(&image
);
3726 COMMAND_HANDLER(handle_verify_image_checksum_command
)
3728 return CALL_COMMAND_HANDLER(handle_verify_image_command_internal
, IMAGE_CHECKSUM_ONLY
);
3731 COMMAND_HANDLER(handle_verify_image_command
)
3733 return CALL_COMMAND_HANDLER(handle_verify_image_command_internal
, IMAGE_VERIFY
);
3736 COMMAND_HANDLER(handle_test_image_command
)
3738 return CALL_COMMAND_HANDLER(handle_verify_image_command_internal
, IMAGE_TEST
);
3741 static int handle_bp_command_list(struct command_invocation
*cmd
)
3743 struct target
*target
= get_current_target(cmd
->ctx
);
3744 struct breakpoint
*breakpoint
= target
->breakpoints
;
3745 while (breakpoint
) {
3746 if (breakpoint
->type
== BKPT_SOFT
) {
3747 char *buf
= buf_to_hex_str(breakpoint
->orig_instr
,
3748 breakpoint
->length
);
3749 command_print(cmd
, "IVA breakpoint: " TARGET_ADDR_FMT
", 0x%x, %i, 0x%s",
3750 breakpoint
->address
,
3752 breakpoint
->set
, buf
);
3755 if ((breakpoint
->address
== 0) && (breakpoint
->asid
!= 0))
3756 command_print(cmd
, "Context breakpoint: 0x%8.8" PRIx32
", 0x%x, %i",
3758 breakpoint
->length
, breakpoint
->set
);
3759 else if ((breakpoint
->address
!= 0) && (breakpoint
->asid
!= 0)) {
3760 command_print(cmd
, "Hybrid breakpoint(IVA): " TARGET_ADDR_FMT
", 0x%x, %i",
3761 breakpoint
->address
,
3762 breakpoint
->length
, breakpoint
->set
);
3763 command_print(cmd
, "\t|--->linked with ContextID: 0x%8.8" PRIx32
,
3766 command_print(cmd
, "Breakpoint(IVA): " TARGET_ADDR_FMT
", 0x%x, %i",
3767 breakpoint
->address
,
3768 breakpoint
->length
, breakpoint
->set
);
3771 breakpoint
= breakpoint
->next
;
3776 static int handle_bp_command_set(struct command_invocation
*cmd
,
3777 target_addr_t addr
, uint32_t asid
, uint32_t length
, int hw
)
3779 struct target
*target
= get_current_target(cmd
->ctx
);
3783 retval
= breakpoint_add(target
, addr
, length
, hw
);
3784 /* error is always logged in breakpoint_add(), do not print it again */
3785 if (ERROR_OK
== retval
)
3786 command_print(cmd
, "breakpoint set at " TARGET_ADDR_FMT
"", addr
);
3788 } else if (addr
== 0) {
3789 if (target
->type
->add_context_breakpoint
== NULL
) {
3790 LOG_ERROR("Context breakpoint not available");
3791 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE
;
3793 retval
= context_breakpoint_add(target
, asid
, length
, hw
);
3794 /* error is always logged in context_breakpoint_add(), do not print it again */
3795 if (ERROR_OK
== retval
)
3796 command_print(cmd
, "Context breakpoint set at 0x%8.8" PRIx32
"", asid
);
3799 if (target
->type
->add_hybrid_breakpoint
== NULL
) {
3800 LOG_ERROR("Hybrid breakpoint not available");
3801 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE
;
3803 retval
= hybrid_breakpoint_add(target
, addr
, asid
, length
, hw
);
3804 /* error is always logged in hybrid_breakpoint_add(), do not print it again */
3805 if (ERROR_OK
== retval
)
3806 command_print(cmd
, "Hybrid breakpoint set at 0x%8.8" PRIx32
"", asid
);
3811 COMMAND_HANDLER(handle_bp_command
)
3820 return handle_bp_command_list(CMD
);
3824 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], addr
);
3825 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], length
);
3826 return handle_bp_command_set(CMD
, addr
, asid
, length
, hw
);
3829 if (strcmp(CMD_ARGV
[2], "hw") == 0) {
3831 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], addr
);
3832 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], length
);
3834 return handle_bp_command_set(CMD
, addr
, asid
, length
, hw
);
3835 } else if (strcmp(CMD_ARGV
[2], "hw_ctx") == 0) {
3837 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], asid
);
3838 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], length
);
3840 return handle_bp_command_set(CMD
, addr
, asid
, length
, hw
);
3845 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], addr
);
3846 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], asid
);
3847 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[2], length
);
3848 return handle_bp_command_set(CMD
, addr
, asid
, length
, hw
);
3851 return ERROR_COMMAND_SYNTAX_ERROR
;
3855 COMMAND_HANDLER(handle_rbp_command
)
3858 return ERROR_COMMAND_SYNTAX_ERROR
;
3860 struct target
*target
= get_current_target(CMD_CTX
);
3862 if (!strcmp(CMD_ARGV
[0], "all")) {
3863 breakpoint_remove_all(target
);
3866 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], addr
);
3868 breakpoint_remove(target
, addr
);
3874 COMMAND_HANDLER(handle_wp_command
)
3876 struct target
*target
= get_current_target(CMD_CTX
);
3878 if (CMD_ARGC
== 0) {
3879 struct watchpoint
*watchpoint
= target
->watchpoints
;
3881 while (watchpoint
) {
3882 command_print(CMD
, "address: " TARGET_ADDR_FMT
3883 ", len: 0x%8.8" PRIx32
3884 ", r/w/a: %i, value: 0x%8.8" PRIx32
3885 ", mask: 0x%8.8" PRIx32
,
3886 watchpoint
->address
,
3888 (int)watchpoint
->rw
,
3891 watchpoint
= watchpoint
->next
;
3896 enum watchpoint_rw type
= WPT_ACCESS
;
3898 uint32_t length
= 0;
3899 uint32_t data_value
= 0x0;
3900 uint32_t data_mask
= 0xffffffff;
3904 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[4], data_mask
);
3907 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[3], data_value
);
3910 switch (CMD_ARGV
[2][0]) {
3921 LOG_ERROR("invalid watchpoint mode ('%c')", CMD_ARGV
[2][0]);
3922 return ERROR_COMMAND_SYNTAX_ERROR
;
3926 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], length
);
3927 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], addr
);
3931 return ERROR_COMMAND_SYNTAX_ERROR
;
3934 int retval
= watchpoint_add(target
, addr
, length
, type
,
3935 data_value
, data_mask
);
3936 if (ERROR_OK
!= retval
)
3937 LOG_ERROR("Failure setting watchpoints");
3942 COMMAND_HANDLER(handle_rwp_command
)
3945 return ERROR_COMMAND_SYNTAX_ERROR
;
3948 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], addr
);
3950 struct target
*target
= get_current_target(CMD_CTX
);
3951 watchpoint_remove(target
, addr
);
3957 * Translate a virtual address to a physical address.
3959 * The low-level target implementation must have logged a detailed error
3960 * which is forwarded to telnet/GDB session.
3962 COMMAND_HANDLER(handle_virt2phys_command
)
3965 return ERROR_COMMAND_SYNTAX_ERROR
;
3968 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], va
);
3971 struct target
*target
= get_current_target(CMD_CTX
);
3972 int retval
= target
->type
->virt2phys(target
, va
, &pa
);
3973 if (retval
== ERROR_OK
)
3974 command_print(CMD
, "Physical address " TARGET_ADDR_FMT
"", pa
);
3979 static void writeData(FILE *f
, const void *data
, size_t len
)
3981 size_t written
= fwrite(data
, 1, len
, f
);
3983 LOG_ERROR("failed to write %zu bytes: %s", len
, strerror(errno
));
3986 static void writeLong(FILE *f
, int l
, struct target
*target
)
3990 target_buffer_set_u32(target
, val
, l
);
3991 writeData(f
, val
, 4);
3994 static void writeString(FILE *f
, char *s
)
3996 writeData(f
, s
, strlen(s
));
3999 typedef unsigned char UNIT
[2]; /* unit of profiling */
4001 /* Dump a gmon.out histogram file. */
4002 static void write_gmon(uint32_t *samples
, uint32_t sampleNum
, const char *filename
, bool with_range
,
4003 uint32_t start_address
, uint32_t end_address
, struct target
*target
, uint32_t duration_ms
)
4006 FILE *f
= fopen(filename
, "w");
4009 writeString(f
, "gmon");
4010 writeLong(f
, 0x00000001, target
); /* Version */
4011 writeLong(f
, 0, target
); /* padding */
4012 writeLong(f
, 0, target
); /* padding */
4013 writeLong(f
, 0, target
); /* padding */
4015 uint8_t zero
= 0; /* GMON_TAG_TIME_HIST */
4016 writeData(f
, &zero
, 1);
4018 /* figure out bucket size */
4022 min
= start_address
;
4027 for (i
= 0; i
< sampleNum
; i
++) {
4028 if (min
> samples
[i
])
4030 if (max
< samples
[i
])
4034 /* max should be (largest sample + 1)
4035 * Refer to binutils/gprof/hist.c (find_histogram_for_pc) */
4039 int addressSpace
= max
- min
;
4040 assert(addressSpace
>= 2);
4042 /* FIXME: What is the reasonable number of buckets?
4043 * The profiling result will be more accurate if there are enough buckets. */
4044 static const uint32_t maxBuckets
= 128 * 1024; /* maximum buckets. */
4045 uint32_t numBuckets
= addressSpace
/ sizeof(UNIT
);
4046 if (numBuckets
> maxBuckets
)
4047 numBuckets
= maxBuckets
;
4048 int *buckets
= malloc(sizeof(int) * numBuckets
);
4049 if (buckets
== NULL
) {
4053 memset(buckets
, 0, sizeof(int) * numBuckets
);
4054 for (i
= 0; i
< sampleNum
; i
++) {
4055 uint32_t address
= samples
[i
];
4057 if ((address
< min
) || (max
<= address
))
4060 long long a
= address
- min
;
4061 long long b
= numBuckets
;
4062 long long c
= addressSpace
;
4063 int index_t
= (a
* b
) / c
; /* danger!!!! int32 overflows */
4067 /* append binary memory gmon.out &profile_hist_hdr ((char*)&profile_hist_hdr + sizeof(struct gmon_hist_hdr)) */
4068 writeLong(f
, min
, target
); /* low_pc */
4069 writeLong(f
, max
, target
); /* high_pc */
4070 writeLong(f
, numBuckets
, target
); /* # of buckets */
4071 float sample_rate
= sampleNum
/ (duration_ms
/ 1000.0);
4072 writeLong(f
, sample_rate
, target
);
4073 writeString(f
, "seconds");
4074 for (i
= 0; i
< (15-strlen("seconds")); i
++)
4075 writeData(f
, &zero
, 1);
4076 writeString(f
, "s");
4078 /*append binary memory gmon.out profile_hist_data (profile_hist_data + profile_hist_hdr.hist_size) */
4080 char *data
= malloc(2 * numBuckets
);
4082 for (i
= 0; i
< numBuckets
; i
++) {
4087 data
[i
* 2] = val
&0xff;
4088 data
[i
* 2 + 1] = (val
>> 8) & 0xff;
4091 writeData(f
, data
, numBuckets
* 2);
4099 /* profiling samples the CPU PC as quickly as OpenOCD is able,
4100 * which will be used as a random sampling of PC */
4101 COMMAND_HANDLER(handle_profile_command
)
4103 struct target
*target
= get_current_target(CMD_CTX
);
4105 if ((CMD_ARGC
!= 2) && (CMD_ARGC
!= 4))
4106 return ERROR_COMMAND_SYNTAX_ERROR
;
4108 const uint32_t MAX_PROFILE_SAMPLE_NUM
= 10000;
4110 uint32_t num_of_samples
;
4111 int retval
= ERROR_OK
;
4113 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], offset
);
4115 uint32_t *samples
= malloc(sizeof(uint32_t) * MAX_PROFILE_SAMPLE_NUM
);
4116 if (samples
== NULL
) {
4117 LOG_ERROR("No memory to store samples.");
4121 uint64_t timestart_ms
= timeval_ms();
4123 * Some cores let us sample the PC without the
4124 * annoying halt/resume step; for example, ARMv7 PCSR.
4125 * Provide a way to use that more efficient mechanism.
4127 retval
= target_profiling(target
, samples
, MAX_PROFILE_SAMPLE_NUM
,
4128 &num_of_samples
, offset
);
4129 if (retval
!= ERROR_OK
) {
4133 uint32_t duration_ms
= timeval_ms() - timestart_ms
;
4135 assert(num_of_samples
<= MAX_PROFILE_SAMPLE_NUM
);
4137 retval
= target_poll(target
);
4138 if (retval
!= ERROR_OK
) {
4142 if (target
->state
== TARGET_RUNNING
) {
4143 retval
= target_halt(target
);
4144 if (retval
!= ERROR_OK
) {
4150 retval
= target_poll(target
);
4151 if (retval
!= ERROR_OK
) {
4156 uint32_t start_address
= 0;
4157 uint32_t end_address
= 0;
4158 bool with_range
= false;
4159 if (CMD_ARGC
== 4) {
4161 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[2], start_address
);
4162 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[3], end_address
);
4165 write_gmon(samples
, num_of_samples
, CMD_ARGV
[1],
4166 with_range
, start_address
, end_address
, target
, duration_ms
);
4167 command_print(CMD
, "Wrote %s", CMD_ARGV
[1]);
4173 static int new_int_array_element(Jim_Interp
*interp
, const char *varname
, int idx
, uint32_t val
)
4176 Jim_Obj
*nameObjPtr
, *valObjPtr
;
4179 namebuf
= alloc_printf("%s(%d)", varname
, idx
);
4183 nameObjPtr
= Jim_NewStringObj(interp
, namebuf
, -1);
4184 valObjPtr
= Jim_NewIntObj(interp
, val
);
4185 if (!nameObjPtr
|| !valObjPtr
) {
4190 Jim_IncrRefCount(nameObjPtr
);
4191 Jim_IncrRefCount(valObjPtr
);
4192 result
= Jim_SetVariable(interp
, nameObjPtr
, valObjPtr
);
4193 Jim_DecrRefCount(interp
, nameObjPtr
);
4194 Jim_DecrRefCount(interp
, valObjPtr
);
4196 /* printf("%s(%d) <= 0%08x\n", varname, idx, val); */
4200 static int jim_mem2array(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4202 struct command_context
*context
;
4203 struct target
*target
;
4205 context
= current_command_context(interp
);
4206 assert(context
!= NULL
);
4208 target
= get_current_target(context
);
4209 if (target
== NULL
) {
4210 LOG_ERROR("mem2array: no current target");
4214 return target_mem2array(interp
, target
, argc
- 1, argv
+ 1);
4217 static int target_mem2array(Jim_Interp
*interp
, struct target
*target
, int argc
, Jim_Obj
*const *argv
)
4225 const char *varname
;
4231 /* argv[1] = name of array to receive the data
4232 * argv[2] = desired width
4233 * argv[3] = memory address
4234 * argv[4] = count of times to read
4237 if (argc
< 4 || argc
> 5) {
4238 Jim_WrongNumArgs(interp
, 0, argv
, "varname width addr nelems [phys]");
4241 varname
= Jim_GetString(argv
[0], &len
);
4242 /* given "foo" get space for worse case "foo(%d)" .. add 20 */
4244 e
= Jim_GetLong(interp
, argv
[1], &l
);
4249 e
= Jim_GetLong(interp
, argv
[2], &l
);
4253 e
= Jim_GetLong(interp
, argv
[3], &l
);
4259 phys
= Jim_GetString(argv
[4], &n
);
4260 if (!strncmp(phys
, "phys", n
))
4276 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4277 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "Invalid width param, must be 8/16/32", NULL
);
4281 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4282 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "mem2array: zero width read?", NULL
);
4285 if ((addr
+ (len
* width
)) < addr
) {
4286 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4287 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "mem2array: addr + len - wraps to zero?", NULL
);
4290 /* absurd transfer size? */
4292 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4293 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "mem2array: absurd > 64K item request", NULL
);
4298 ((width
== 2) && ((addr
& 1) == 0)) ||
4299 ((width
== 4) && ((addr
& 3) == 0))) {
4303 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4304 sprintf(buf
, "mem2array address: 0x%08" PRIx32
" is not aligned for %" PRId32
" byte reads",
4307 Jim_AppendStrings(interp
, Jim_GetResult(interp
), buf
, NULL
);
4316 size_t buffersize
= 4096;
4317 uint8_t *buffer
= malloc(buffersize
);
4324 /* Slurp... in buffer size chunks */
4326 count
= len
; /* in objects.. */
4327 if (count
> (buffersize
/ width
))
4328 count
= (buffersize
/ width
);
4331 retval
= target_read_phys_memory(target
, addr
, width
, count
, buffer
);
4333 retval
= target_read_memory(target
, addr
, width
, count
, buffer
);
4334 if (retval
!= ERROR_OK
) {
4336 LOG_ERROR("mem2array: Read @ 0x%08" PRIx32
", w=%" PRId32
", cnt=%" PRId32
", failed",
4340 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4341 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "mem2array: cannot read memory", NULL
);
4345 v
= 0; /* shut up gcc */
4346 for (i
= 0; i
< count
; i
++, n
++) {
4349 v
= target_buffer_get_u32(target
, &buffer
[i
*width
]);
4352 v
= target_buffer_get_u16(target
, &buffer
[i
*width
]);
4355 v
= buffer
[i
] & 0x0ff;
4358 new_int_array_element(interp
, varname
, n
, v
);
4361 addr
+= count
* width
;
4367 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4372 static int get_int_array_element(Jim_Interp
*interp
, const char *varname
, int idx
, uint32_t *val
)
4375 Jim_Obj
*nameObjPtr
, *valObjPtr
;
4379 namebuf
= alloc_printf("%s(%d)", varname
, idx
);
4383 nameObjPtr
= Jim_NewStringObj(interp
, namebuf
, -1);
4389 Jim_IncrRefCount(nameObjPtr
);
4390 valObjPtr
= Jim_GetVariable(interp
, nameObjPtr
, JIM_ERRMSG
);
4391 Jim_DecrRefCount(interp
, nameObjPtr
);
4393 if (valObjPtr
== NULL
)
4396 result
= Jim_GetLong(interp
, valObjPtr
, &l
);
4397 /* printf("%s(%d) => 0%08x\n", varname, idx, val); */
4402 static int jim_array2mem(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4404 struct command_context
*context
;
4405 struct target
*target
;
4407 context
= current_command_context(interp
);
4408 assert(context
!= NULL
);
4410 target
= get_current_target(context
);
4411 if (target
== NULL
) {
4412 LOG_ERROR("array2mem: no current target");
4416 return target_array2mem(interp
, target
, argc
-1, argv
+ 1);
4419 static int target_array2mem(Jim_Interp
*interp
, struct target
*target
,
4420 int argc
, Jim_Obj
*const *argv
)
4428 const char *varname
;
4434 /* argv[1] = name of array to get the data
4435 * argv[2] = desired width
4436 * argv[3] = memory address
4437 * argv[4] = count to write
4439 if (argc
< 4 || argc
> 5) {
4440 Jim_WrongNumArgs(interp
, 0, argv
, "varname width addr nelems [phys]");
4443 varname
= Jim_GetString(argv
[0], &len
);
4444 /* given "foo" get space for worse case "foo(%d)" .. add 20 */
4446 e
= Jim_GetLong(interp
, argv
[1], &l
);
4451 e
= Jim_GetLong(interp
, argv
[2], &l
);
4455 e
= Jim_GetLong(interp
, argv
[3], &l
);
4461 phys
= Jim_GetString(argv
[4], &n
);
4462 if (!strncmp(phys
, "phys", n
))
4478 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4479 Jim_AppendStrings(interp
, Jim_GetResult(interp
),
4480 "Invalid width param, must be 8/16/32", NULL
);
4484 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4485 Jim_AppendStrings(interp
, Jim_GetResult(interp
),
4486 "array2mem: zero width read?", NULL
);
4489 if ((addr
+ (len
* width
)) < addr
) {
4490 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4491 Jim_AppendStrings(interp
, Jim_GetResult(interp
),
4492 "array2mem: addr + len - wraps to zero?", NULL
);
4495 /* absurd transfer size? */
4497 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4498 Jim_AppendStrings(interp
, Jim_GetResult(interp
),
4499 "array2mem: absurd > 64K item request", NULL
);
4504 ((width
== 2) && ((addr
& 1) == 0)) ||
4505 ((width
== 4) && ((addr
& 3) == 0))) {
4509 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4510 sprintf(buf
, "array2mem address: 0x%08" PRIx32
" is not aligned for %" PRId32
" byte reads",
4513 Jim_AppendStrings(interp
, Jim_GetResult(interp
), buf
, NULL
);
4524 size_t buffersize
= 4096;
4525 uint8_t *buffer
= malloc(buffersize
);
4530 /* Slurp... in buffer size chunks */
4532 count
= len
; /* in objects.. */
4533 if (count
> (buffersize
/ width
))
4534 count
= (buffersize
/ width
);
4536 v
= 0; /* shut up gcc */
4537 for (i
= 0; i
< count
; i
++, n
++) {
4538 get_int_array_element(interp
, varname
, n
, &v
);
4541 target_buffer_set_u32(target
, &buffer
[i
* width
], v
);
4544 target_buffer_set_u16(target
, &buffer
[i
* width
], v
);
4547 buffer
[i
] = v
& 0x0ff;
4554 retval
= target_write_phys_memory(target
, addr
, width
, count
, buffer
);
4556 retval
= target_write_memory(target
, addr
, width
, count
, buffer
);
4557 if (retval
!= ERROR_OK
) {
4559 LOG_ERROR("array2mem: Write @ 0x%08" PRIx32
", w=%" PRId32
", cnt=%" PRId32
", failed",
4563 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4564 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "array2mem: cannot read memory", NULL
);
4568 addr
+= count
* width
;
4573 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4578 /* FIX? should we propagate errors here rather than printing them
4581 void target_handle_event(struct target
*target
, enum target_event e
)
4583 struct target_event_action
*teap
;
4586 for (teap
= target
->event_action
; teap
!= NULL
; teap
= teap
->next
) {
4587 if (teap
->event
== e
) {
4588 LOG_DEBUG("target(%d): %s (%s) event: %d (%s) action: %s",
4589 target
->target_number
,
4590 target_name(target
),
4591 target_type_name(target
),
4593 Jim_Nvp_value2name_simple(nvp_target_event
, e
)->name
,
4594 Jim_GetString(teap
->body
, NULL
));
4596 /* Override current target by the target an event
4597 * is issued from (lot of scripts need it).
4598 * Return back to previous override as soon
4599 * as the handler processing is done */
4600 struct command_context
*cmd_ctx
= current_command_context(teap
->interp
);
4601 struct target
*saved_target_override
= cmd_ctx
->current_target_override
;
4602 cmd_ctx
->current_target_override
= target
;
4604 retval
= Jim_EvalObj(teap
->interp
, teap
->body
);
4606 cmd_ctx
->current_target_override
= saved_target_override
;
4608 if (retval
== ERROR_COMMAND_CLOSE_CONNECTION
)
4611 if (retval
== JIM_RETURN
)
4612 retval
= teap
->interp
->returnCode
;
4614 if (retval
!= JIM_OK
) {
4615 Jim_MakeErrorMessage(teap
->interp
);
4616 LOG_USER("Error executing event %s on target %s:\n%s",
4617 Jim_Nvp_value2name_simple(nvp_target_event
, e
)->name
,
4618 target_name(target
),
4619 Jim_GetString(Jim_GetResult(teap
->interp
), NULL
));
4620 /* clean both error code and stacktrace before return */
4621 Jim_Eval(teap
->interp
, "error \"\" \"\"");
4628 * Returns true only if the target has a handler for the specified event.
4630 bool target_has_event_action(struct target
*target
, enum target_event event
)
4632 struct target_event_action
*teap
;
4634 for (teap
= target
->event_action
; teap
!= NULL
; teap
= teap
->next
) {
4635 if (teap
->event
== event
)
4641 enum target_cfg_param
{
4644 TCFG_WORK_AREA_VIRT
,
4645 TCFG_WORK_AREA_PHYS
,
4646 TCFG_WORK_AREA_SIZE
,
4647 TCFG_WORK_AREA_BACKUP
,
4650 TCFG_CHAIN_POSITION
,
4657 static Jim_Nvp nvp_config_opts
[] = {
4658 { .name
= "-type", .value
= TCFG_TYPE
},
4659 { .name
= "-event", .value
= TCFG_EVENT
},
4660 { .name
= "-work-area-virt", .value
= TCFG_WORK_AREA_VIRT
},
4661 { .name
= "-work-area-phys", .value
= TCFG_WORK_AREA_PHYS
},
4662 { .name
= "-work-area-size", .value
= TCFG_WORK_AREA_SIZE
},
4663 { .name
= "-work-area-backup", .value
= TCFG_WORK_AREA_BACKUP
},
4664 { .name
= "-endian", .value
= TCFG_ENDIAN
},
4665 { .name
= "-coreid", .value
= TCFG_COREID
},
4666 { .name
= "-chain-position", .value
= TCFG_CHAIN_POSITION
},
4667 { .name
= "-dbgbase", .value
= TCFG_DBGBASE
},
4668 { .name
= "-rtos", .value
= TCFG_RTOS
},
4669 { .name
= "-defer-examine", .value
= TCFG_DEFER_EXAMINE
},
4670 { .name
= "-gdb-port", .value
= TCFG_GDB_PORT
},
4671 { .name
= NULL
, .value
= -1 }
4674 static int target_configure(Jim_GetOptInfo
*goi
, struct target
*target
)
4681 /* parse config or cget options ... */
4682 while (goi
->argc
> 0) {
4683 Jim_SetEmptyResult(goi
->interp
);
4684 /* Jim_GetOpt_Debug(goi); */
4686 if (target
->type
->target_jim_configure
) {
4687 /* target defines a configure function */
4688 /* target gets first dibs on parameters */
4689 e
= (*(target
->type
->target_jim_configure
))(target
, goi
);
4698 /* otherwise we 'continue' below */
4700 e
= Jim_GetOpt_Nvp(goi
, nvp_config_opts
, &n
);
4702 Jim_GetOpt_NvpUnknown(goi
, nvp_config_opts
, 0);
4708 if (goi
->isconfigure
) {
4709 Jim_SetResultFormatted(goi
->interp
,
4710 "not settable: %s", n
->name
);
4714 if (goi
->argc
!= 0) {
4715 Jim_WrongNumArgs(goi
->interp
,
4716 goi
->argc
, goi
->argv
,
4721 Jim_SetResultString(goi
->interp
,
4722 target_type_name(target
), -1);
4726 if (goi
->argc
== 0) {
4727 Jim_WrongNumArgs(goi
->interp
, goi
->argc
, goi
->argv
, "-event ?event-name? ...");
4731 e
= Jim_GetOpt_Nvp(goi
, nvp_target_event
, &n
);
4733 Jim_GetOpt_NvpUnknown(goi
, nvp_target_event
, 1);
4737 if (goi
->isconfigure
) {
4738 if (goi
->argc
!= 1) {
4739 Jim_WrongNumArgs(goi
->interp
, goi
->argc
, goi
->argv
, "-event ?event-name? ?EVENT-BODY?");
4743 if (goi
->argc
!= 0) {
4744 Jim_WrongNumArgs(goi
->interp
, goi
->argc
, goi
->argv
, "-event ?event-name?");
4750 struct target_event_action
*teap
;
4752 teap
= target
->event_action
;
4753 /* replace existing? */
4755 if (teap
->event
== (enum target_event
)n
->value
)
4760 if (goi
->isconfigure
) {
4761 bool replace
= true;
4764 teap
= calloc(1, sizeof(*teap
));
4767 teap
->event
= n
->value
;
4768 teap
->interp
= goi
->interp
;
4769 Jim_GetOpt_Obj(goi
, &o
);
4771 Jim_DecrRefCount(teap
->interp
, teap
->body
);
4772 teap
->body
= Jim_DuplicateObj(goi
->interp
, o
);
4775 * Tcl/TK - "tk events" have a nice feature.
4776 * See the "BIND" command.
4777 * We should support that here.
4778 * You can specify %X and %Y in the event code.
4779 * The idea is: %T - target name.
4780 * The idea is: %N - target number
4781 * The idea is: %E - event name.
4783 Jim_IncrRefCount(teap
->body
);
4786 /* add to head of event list */
4787 teap
->next
= target
->event_action
;
4788 target
->event_action
= teap
;
4790 Jim_SetEmptyResult(goi
->interp
);
4794 Jim_SetEmptyResult(goi
->interp
);
4796 Jim_SetResult(goi
->interp
, Jim_DuplicateObj(goi
->interp
, teap
->body
));
4802 case TCFG_WORK_AREA_VIRT
:
4803 if (goi
->isconfigure
) {
4804 target_free_all_working_areas(target
);
4805 e
= Jim_GetOpt_Wide(goi
, &w
);
4808 target
->working_area_virt
= w
;
4809 target
->working_area_virt_spec
= true;
4814 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->working_area_virt
));
4818 case TCFG_WORK_AREA_PHYS
:
4819 if (goi
->isconfigure
) {
4820 target_free_all_working_areas(target
);
4821 e
= Jim_GetOpt_Wide(goi
, &w
);
4824 target
->working_area_phys
= w
;
4825 target
->working_area_phys_spec
= true;
4830 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->working_area_phys
));
4834 case TCFG_WORK_AREA_SIZE
:
4835 if (goi
->isconfigure
) {
4836 target_free_all_working_areas(target
);
4837 e
= Jim_GetOpt_Wide(goi
, &w
);
4840 target
->working_area_size
= w
;
4845 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->working_area_size
));
4849 case TCFG_WORK_AREA_BACKUP
:
4850 if (goi
->isconfigure
) {
4851 target_free_all_working_areas(target
);
4852 e
= Jim_GetOpt_Wide(goi
, &w
);
4855 /* make this exactly 1 or 0 */
4856 target
->backup_working_area
= (!!w
);
4861 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->backup_working_area
));
4862 /* loop for more e*/
4867 if (goi
->isconfigure
) {
4868 e
= Jim_GetOpt_Nvp(goi
, nvp_target_endian
, &n
);
4870 Jim_GetOpt_NvpUnknown(goi
, nvp_target_endian
, 1);
4873 target
->endianness
= n
->value
;
4878 n
= Jim_Nvp_value2name_simple(nvp_target_endian
, target
->endianness
);
4879 if (n
->name
== NULL
) {
4880 target
->endianness
= TARGET_LITTLE_ENDIAN
;
4881 n
= Jim_Nvp_value2name_simple(nvp_target_endian
, target
->endianness
);
4883 Jim_SetResultString(goi
->interp
, n
->name
, -1);
4888 if (goi
->isconfigure
) {
4889 e
= Jim_GetOpt_Wide(goi
, &w
);
4892 target
->coreid
= (int32_t)w
;
4897 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->coreid
));
4901 case TCFG_CHAIN_POSITION
:
4902 if (goi
->isconfigure
) {
4904 struct jtag_tap
*tap
;
4906 if (target
->has_dap
) {
4907 Jim_SetResultString(goi
->interp
,
4908 "target requires -dap parameter instead of -chain-position!", -1);
4912 target_free_all_working_areas(target
);
4913 e
= Jim_GetOpt_Obj(goi
, &o_t
);
4916 tap
= jtag_tap_by_jim_obj(goi
->interp
, o_t
);
4920 target
->tap_configured
= true;
4925 Jim_SetResultString(goi
->interp
, target
->tap
->dotted_name
, -1);
4926 /* loop for more e*/
4929 if (goi
->isconfigure
) {
4930 e
= Jim_GetOpt_Wide(goi
, &w
);
4933 target
->dbgbase
= (uint32_t)w
;
4934 target
->dbgbase_set
= true;
4939 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->dbgbase
));
4945 int result
= rtos_create(goi
, target
);
4946 if (result
!= JIM_OK
)
4952 case TCFG_DEFER_EXAMINE
:
4954 target
->defer_examine
= true;
4959 if (goi
->isconfigure
) {
4960 struct command_context
*cmd_ctx
= current_command_context(goi
->interp
);
4961 if (cmd_ctx
->mode
!= COMMAND_CONFIG
) {
4962 Jim_SetResultString(goi
->interp
, "-gdb-port must be configured before 'init'", -1);
4967 e
= Jim_GetOpt_String(goi
, &s
, NULL
);
4970 target
->gdb_port_override
= strdup(s
);
4975 Jim_SetResultString(goi
->interp
, target
->gdb_port_override
? : "undefined", -1);
4979 } /* while (goi->argc) */
4982 /* done - we return */
4986 static int jim_target_configure(Jim_Interp
*interp
, int argc
, Jim_Obj
* const *argv
)
4990 Jim_GetOpt_Setup(&goi
, interp
, argc
- 1, argv
+ 1);
4991 goi
.isconfigure
= !strcmp(Jim_GetString(argv
[0], NULL
), "configure");
4993 Jim_WrongNumArgs(goi
.interp
, goi
.argc
, goi
.argv
,
4994 "missing: -option ...");
4997 struct target
*target
= Jim_CmdPrivData(goi
.interp
);
4998 return target_configure(&goi
, target
);
5001 static int jim_target_mem2array(Jim_Interp
*interp
,
5002 int argc
, Jim_Obj
*const *argv
)
5004 struct target
*target
= Jim_CmdPrivData(interp
);
5005 return target_mem2array(interp
, target
, argc
- 1, argv
+ 1);
5008 static int jim_target_array2mem(Jim_Interp
*interp
,
5009 int argc
, Jim_Obj
*const *argv
)
5011 struct target
*target
= Jim_CmdPrivData(interp
);
5012 return target_array2mem(interp
, target
, argc
- 1, argv
+ 1);
5015 static int jim_target_tap_disabled(Jim_Interp
*interp
)
5017 Jim_SetResultFormatted(interp
, "[TAP is disabled]");
5021 static int jim_target_examine(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5023 bool allow_defer
= false;
5026 Jim_GetOpt_Setup(&goi
, interp
, argc
- 1, argv
+ 1);
5028 const char *cmd_name
= Jim_GetString(argv
[0], NULL
);
5029 Jim_SetResultFormatted(goi
.interp
,
5030 "usage: %s ['allow-defer']", cmd_name
);
5034 strcmp(Jim_GetString(argv
[1], NULL
), "allow-defer") == 0) {
5037 int e
= Jim_GetOpt_Obj(&goi
, &obj
);
5043 struct target
*target
= Jim_CmdPrivData(interp
);
5044 if (!target
->tap
->enabled
)
5045 return jim_target_tap_disabled(interp
);
5047 if (allow_defer
&& target
->defer_examine
) {
5048 LOG_INFO("Deferring arp_examine of %s", target_name(target
));
5049 LOG_INFO("Use arp_examine command to examine it manually!");
5053 int e
= target
->type
->examine(target
);
5059 static int jim_target_was_examined(Jim_Interp
*interp
, int argc
, Jim_Obj
* const *argv
)
5061 struct target
*target
= Jim_CmdPrivData(interp
);
5063 Jim_SetResultBool(interp
, target_was_examined(target
));
5067 static int jim_target_examine_deferred(Jim_Interp
*interp
, int argc
, Jim_Obj
* const *argv
)
5069 struct target
*target
= Jim_CmdPrivData(interp
);
5071 Jim_SetResultBool(interp
, target
->defer_examine
);
5075 static int jim_target_halt_gdb(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5078 Jim_WrongNumArgs(interp
, 1, argv
, "[no parameters]");
5081 struct target
*target
= Jim_CmdPrivData(interp
);
5083 if (target_call_event_callbacks(target
, TARGET_EVENT_GDB_HALT
) != ERROR_OK
)
5089 static int jim_target_poll(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5092 Jim_WrongNumArgs(interp
, 1, argv
, "[no parameters]");
5095 struct target
*target
= Jim_CmdPrivData(interp
);
5096 if (!target
->tap
->enabled
)
5097 return jim_target_tap_disabled(interp
);
5100 if (!(target_was_examined(target
)))
5101 e
= ERROR_TARGET_NOT_EXAMINED
;
5103 e
= target
->type
->poll(target
);
5109 static int jim_target_reset(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5112 Jim_GetOpt_Setup(&goi
, interp
, argc
- 1, argv
+ 1);
5114 if (goi
.argc
!= 2) {
5115 Jim_WrongNumArgs(interp
, 0, argv
,
5116 "([tT]|[fF]|assert|deassert) BOOL");
5121 int e
= Jim_GetOpt_Nvp(&goi
, nvp_assert
, &n
);
5123 Jim_GetOpt_NvpUnknown(&goi
, nvp_assert
, 1);
5126 /* the halt or not param */
5128 e
= Jim_GetOpt_Wide(&goi
, &a
);
5132 struct target
*target
= Jim_CmdPrivData(goi
.interp
);
5133 if (!target
->tap
->enabled
)
5134 return jim_target_tap_disabled(interp
);
5136 if (!target
->type
->assert_reset
|| !target
->type
->deassert_reset
) {
5137 Jim_SetResultFormatted(interp
,
5138 "No target-specific reset for %s",
5139 target_name(target
));
5143 if (target
->defer_examine
)
5144 target_reset_examined(target
);
5146 /* determine if we should halt or not. */
5147 target
->reset_halt
= !!a
;
5148 /* When this happens - all workareas are invalid. */
5149 target_free_all_working_areas_restore(target
, 0);
5152 if (n
->value
== NVP_ASSERT
)
5153 e
= target
->type
->assert_reset(target
);
5155 e
= target
->type
->deassert_reset(target
);
5156 return (e
== ERROR_OK
) ? JIM_OK
: JIM_ERR
;
5159 static int jim_target_halt(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5162 Jim_WrongNumArgs(interp
, 1, argv
, "[no parameters]");
5165 struct target
*target
= Jim_CmdPrivData(interp
);
5166 if (!target
->tap
->enabled
)
5167 return jim_target_tap_disabled(interp
);
5168 int e
= target
->type
->halt(target
);
5169 return (e
== ERROR_OK
) ? JIM_OK
: JIM_ERR
;
5172 static int jim_target_wait_state(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5175 Jim_GetOpt_Setup(&goi
, interp
, argc
- 1, argv
+ 1);
5177 /* params: <name> statename timeoutmsecs */
5178 if (goi
.argc
!= 2) {
5179 const char *cmd_name
= Jim_GetString(argv
[0], NULL
);
5180 Jim_SetResultFormatted(goi
.interp
,
5181 "%s <state_name> <timeout_in_msec>", cmd_name
);
5186 int e
= Jim_GetOpt_Nvp(&goi
, nvp_target_state
, &n
);
5188 Jim_GetOpt_NvpUnknown(&goi
, nvp_target_state
, 1);
5192 e
= Jim_GetOpt_Wide(&goi
, &a
);
5195 struct target
*target
= Jim_CmdPrivData(interp
);
5196 if (!target
->tap
->enabled
)
5197 return jim_target_tap_disabled(interp
);
5199 e
= target_wait_state(target
, n
->value
, a
);
5200 if (e
!= ERROR_OK
) {
5201 Jim_Obj
*eObj
= Jim_NewIntObj(interp
, e
);
5202 Jim_SetResultFormatted(goi
.interp
,
5203 "target: %s wait %s fails (%#s) %s",
5204 target_name(target
), n
->name
,
5205 eObj
, target_strerror_safe(e
));
5210 /* List for human, Events defined for this target.
5211 * scripts/programs should use 'name cget -event NAME'
5213 COMMAND_HANDLER(handle_target_event_list
)
5215 struct target
*target
= get_current_target(CMD_CTX
);
5216 struct target_event_action
*teap
= target
->event_action
;
5218 command_print(CMD
, "Event actions for target (%d) %s\n",
5219 target
->target_number
,
5220 target_name(target
));
5221 command_print(CMD
, "%-25s | Body", "Event");
5222 command_print(CMD
, "------------------------- | "
5223 "----------------------------------------");
5225 Jim_Nvp
*opt
= Jim_Nvp_value2name_simple(nvp_target_event
, teap
->event
);
5226 command_print(CMD
, "%-25s | %s",
5227 opt
->name
, Jim_GetString(teap
->body
, NULL
));
5230 command_print(CMD
, "***END***");
5233 static int jim_target_current_state(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5236 Jim_WrongNumArgs(interp
, 1, argv
, "[no parameters]");
5239 struct target
*target
= Jim_CmdPrivData(interp
);
5240 Jim_SetResultString(interp
, target_state_name(target
), -1);
5243 static int jim_target_invoke_event(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5246 Jim_GetOpt_Setup(&goi
, interp
, argc
- 1, argv
+ 1);
5247 if (goi
.argc
!= 1) {
5248 const char *cmd_name
= Jim_GetString(argv
[0], NULL
);
5249 Jim_SetResultFormatted(goi
.interp
, "%s <eventname>", cmd_name
);
5253 int e
= Jim_GetOpt_Nvp(&goi
, nvp_target_event
, &n
);
5255 Jim_GetOpt_NvpUnknown(&goi
, nvp_target_event
, 1);
5258 struct target
*target
= Jim_CmdPrivData(interp
);
5259 target_handle_event(target
, n
->value
);
5263 static const struct command_registration target_instance_command_handlers
[] = {
5265 .name
= "configure",
5266 .mode
= COMMAND_ANY
,
5267 .jim_handler
= jim_target_configure
,
5268 .help
= "configure a new target for use",
5269 .usage
= "[target_attribute ...]",
5273 .mode
= COMMAND_ANY
,
5274 .jim_handler
= jim_target_configure
,
5275 .help
= "returns the specified target attribute",
5276 .usage
= "target_attribute",
5280 .handler
= handle_mw_command
,
5281 .mode
= COMMAND_EXEC
,
5282 .help
= "Write 64-bit word(s) to target memory",
5283 .usage
= "address data [count]",
5287 .handler
= handle_mw_command
,
5288 .mode
= COMMAND_EXEC
,
5289 .help
= "Write 32-bit word(s) to target memory",
5290 .usage
= "address data [count]",
5294 .handler
= handle_mw_command
,
5295 .mode
= COMMAND_EXEC
,
5296 .help
= "Write 16-bit half-word(s) to target memory",
5297 .usage
= "address data [count]",
5301 .handler
= handle_mw_command
,
5302 .mode
= COMMAND_EXEC
,
5303 .help
= "Write byte(s) to target memory",
5304 .usage
= "address data [count]",
5308 .handler
= handle_md_command
,
5309 .mode
= COMMAND_EXEC
,
5310 .help
= "Display target memory as 64-bit words",
5311 .usage
= "address [count]",
5315 .handler
= handle_md_command
,
5316 .mode
= COMMAND_EXEC
,
5317 .help
= "Display target memory as 32-bit words",
5318 .usage
= "address [count]",
5322 .handler
= handle_md_command
,
5323 .mode
= COMMAND_EXEC
,
5324 .help
= "Display target memory as 16-bit half-words",
5325 .usage
= "address [count]",
5329 .handler
= handle_md_command
,
5330 .mode
= COMMAND_EXEC
,
5331 .help
= "Display target memory as 8-bit bytes",
5332 .usage
= "address [count]",
5335 .name
= "array2mem",
5336 .mode
= COMMAND_EXEC
,
5337 .jim_handler
= jim_target_array2mem
,
5338 .help
= "Writes Tcl array of 8/16/32 bit numbers "
5340 .usage
= "arrayname bitwidth address count",
5343 .name
= "mem2array",
5344 .mode
= COMMAND_EXEC
,
5345 .jim_handler
= jim_target_mem2array
,
5346 .help
= "Loads Tcl array of 8/16/32 bit numbers "
5347 "from target memory",
5348 .usage
= "arrayname bitwidth address count",
5351 .name
= "eventlist",
5352 .handler
= handle_target_event_list
,
5353 .mode
= COMMAND_EXEC
,
5354 .help
= "displays a table of events defined for this target",
5359 .mode
= COMMAND_EXEC
,
5360 .jim_handler
= jim_target_current_state
,
5361 .help
= "displays the current state of this target",
5364 .name
= "arp_examine",
5365 .mode
= COMMAND_EXEC
,
5366 .jim_handler
= jim_target_examine
,
5367 .help
= "used internally for reset processing",
5368 .usage
= "['allow-defer']",
5371 .name
= "was_examined",
5372 .mode
= COMMAND_EXEC
,
5373 .jim_handler
= jim_target_was_examined
,
5374 .help
= "used internally for reset processing",
5377 .name
= "examine_deferred",
5378 .mode
= COMMAND_EXEC
,
5379 .jim_handler
= jim_target_examine_deferred
,
5380 .help
= "used internally for reset processing",
5383 .name
= "arp_halt_gdb",
5384 .mode
= COMMAND_EXEC
,
5385 .jim_handler
= jim_target_halt_gdb
,
5386 .help
= "used internally for reset processing to halt GDB",
5390 .mode
= COMMAND_EXEC
,
5391 .jim_handler
= jim_target_poll
,
5392 .help
= "used internally for reset processing",
5395 .name
= "arp_reset",
5396 .mode
= COMMAND_EXEC
,
5397 .jim_handler
= jim_target_reset
,
5398 .help
= "used internally for reset processing",
5402 .mode
= COMMAND_EXEC
,
5403 .jim_handler
= jim_target_halt
,
5404 .help
= "used internally for reset processing",
5407 .name
= "arp_waitstate",
5408 .mode
= COMMAND_EXEC
,
5409 .jim_handler
= jim_target_wait_state
,
5410 .help
= "used internally for reset processing",
5413 .name
= "invoke-event",
5414 .mode
= COMMAND_EXEC
,
5415 .jim_handler
= jim_target_invoke_event
,
5416 .help
= "invoke handler for specified event",
5417 .usage
= "event_name",
5419 COMMAND_REGISTRATION_DONE
5422 static int target_create(Jim_GetOptInfo
*goi
)
5429 struct target
*target
;
5430 struct command_context
*cmd_ctx
;
5432 cmd_ctx
= current_command_context(goi
->interp
);
5433 assert(cmd_ctx
!= NULL
);
5435 if (goi
->argc
< 3) {
5436 Jim_WrongNumArgs(goi
->interp
, 1, goi
->argv
, "?name? ?type? ..options...");
5441 Jim_GetOpt_Obj(goi
, &new_cmd
);
5442 /* does this command exist? */
5443 cmd
= Jim_GetCommand(goi
->interp
, new_cmd
, JIM_ERRMSG
);
5445 cp
= Jim_GetString(new_cmd
, NULL
);
5446 Jim_SetResultFormatted(goi
->interp
, "Command/target: %s Exists", cp
);
5451 e
= Jim_GetOpt_String(goi
, &cp
, NULL
);
5454 struct transport
*tr
= get_current_transport();
5455 if (tr
->override_target
) {
5456 e
= tr
->override_target(&cp
);
5457 if (e
!= ERROR_OK
) {
5458 LOG_ERROR("The selected transport doesn't support this target");
5461 LOG_INFO("The selected transport took over low-level target control. The results might differ compared to plain JTAG/SWD");
5463 /* now does target type exist */
5464 for (x
= 0 ; target_types
[x
] ; x
++) {
5465 if (0 == strcmp(cp
, target_types
[x
]->name
)) {
5470 /* check for deprecated name */
5471 if (target_types
[x
]->deprecated_name
) {
5472 if (0 == strcmp(cp
, target_types
[x
]->deprecated_name
)) {
5474 LOG_WARNING("target name is deprecated use: \'%s\'", target_types
[x
]->name
);
5479 if (target_types
[x
] == NULL
) {
5480 Jim_SetResultFormatted(goi
->interp
, "Unknown target type %s, try one of ", cp
);
5481 for (x
= 0 ; target_types
[x
] ; x
++) {
5482 if (target_types
[x
+ 1]) {
5483 Jim_AppendStrings(goi
->interp
,
5484 Jim_GetResult(goi
->interp
),
5485 target_types
[x
]->name
,
5488 Jim_AppendStrings(goi
->interp
,
5489 Jim_GetResult(goi
->interp
),
5491 target_types
[x
]->name
, NULL
);
5498 target
= calloc(1, sizeof(struct target
));
5500 LOG_ERROR("Out of memory");
5504 /* set target number */
5505 target
->target_number
= new_target_number();
5507 /* allocate memory for each unique target type */
5508 target
->type
= malloc(sizeof(struct target_type
));
5509 if (!target
->type
) {
5510 LOG_ERROR("Out of memory");
5515 memcpy(target
->type
, target_types
[x
], sizeof(struct target_type
));
5517 /* will be set by "-endian" */
5518 target
->endianness
= TARGET_ENDIAN_UNKNOWN
;
5520 /* default to first core, override with -coreid */
5523 target
->working_area
= 0x0;
5524 target
->working_area_size
= 0x0;
5525 target
->working_areas
= NULL
;
5526 target
->backup_working_area
= 0;
5528 target
->state
= TARGET_UNKNOWN
;
5529 target
->debug_reason
= DBG_REASON_UNDEFINED
;
5530 target
->reg_cache
= NULL
;
5531 target
->breakpoints
= NULL
;
5532 target
->watchpoints
= NULL
;
5533 target
->next
= NULL
;
5534 target
->arch_info
= NULL
;
5536 target
->verbose_halt_msg
= true;
5538 target
->halt_issued
= false;
5540 /* initialize trace information */
5541 target
->trace_info
= calloc(1, sizeof(struct trace
));
5542 if (!target
->trace_info
) {
5543 LOG_ERROR("Out of memory");
5549 target
->dbgmsg
= NULL
;
5550 target
->dbg_msg_enabled
= 0;
5552 target
->endianness
= TARGET_ENDIAN_UNKNOWN
;
5554 target
->rtos
= NULL
;
5555 target
->rtos_auto_detect
= false;
5557 target
->gdb_port_override
= NULL
;
5559 /* Do the rest as "configure" options */
5560 goi
->isconfigure
= 1;
5561 e
= target_configure(goi
, target
);
5564 if (target
->has_dap
) {
5565 if (!target
->dap_configured
) {
5566 Jim_SetResultString(goi
->interp
, "-dap ?name? required when creating target", -1);
5570 if (!target
->tap_configured
) {
5571 Jim_SetResultString(goi
->interp
, "-chain-position ?name? required when creating target", -1);
5575 /* tap must be set after target was configured */
5576 if (target
->tap
== NULL
)
5581 rtos_destroy(target
);
5582 free(target
->gdb_port_override
);
5583 free(target
->trace_info
);
5589 if (target
->endianness
== TARGET_ENDIAN_UNKNOWN
) {
5590 /* default endian to little if not specified */
5591 target
->endianness
= TARGET_LITTLE_ENDIAN
;
5594 cp
= Jim_GetString(new_cmd
, NULL
);
5595 target
->cmd_name
= strdup(cp
);
5596 if (!target
->cmd_name
) {
5597 LOG_ERROR("Out of memory");
5598 rtos_destroy(target
);
5599 free(target
->gdb_port_override
);
5600 free(target
->trace_info
);
5606 if (target
->type
->target_create
) {
5607 e
= (*(target
->type
->target_create
))(target
, goi
->interp
);
5608 if (e
!= ERROR_OK
) {
5609 LOG_DEBUG("target_create failed");
5610 free(target
->cmd_name
);
5611 rtos_destroy(target
);
5612 free(target
->gdb_port_override
);
5613 free(target
->trace_info
);
5620 /* create the target specific commands */
5621 if (target
->type
->commands
) {
5622 e
= register_commands(cmd_ctx
, NULL
, target
->type
->commands
);
5624 LOG_ERROR("unable to register '%s' commands", cp
);
5627 /* now - create the new target name command */
5628 const struct command_registration target_subcommands
[] = {
5630 .chain
= target_instance_command_handlers
,
5633 .chain
= target
->type
->commands
,
5635 COMMAND_REGISTRATION_DONE
5637 const struct command_registration target_commands
[] = {
5640 .mode
= COMMAND_ANY
,
5641 .help
= "target command group",
5643 .chain
= target_subcommands
,
5645 COMMAND_REGISTRATION_DONE
5647 e
= register_commands(cmd_ctx
, NULL
, target_commands
);
5648 if (e
!= ERROR_OK
) {
5649 if (target
->type
->deinit_target
)
5650 target
->type
->deinit_target(target
);
5651 free(target
->cmd_name
);
5652 rtos_destroy(target
);
5653 free(target
->gdb_port_override
);
5654 free(target
->trace_info
);
5660 struct command
*c
= command_find_in_context(cmd_ctx
, cp
);
5662 command_set_handler_data(c
, target
);
5664 /* append to end of list */
5665 append_to_list_all_targets(target
);
5667 cmd_ctx
->current_target
= target
;
5671 static int jim_target_current(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5674 Jim_WrongNumArgs(interp
, 1, argv
, "Too many parameters");
5677 struct command_context
*cmd_ctx
= current_command_context(interp
);
5678 assert(cmd_ctx
!= NULL
);
5680 Jim_SetResultString(interp
, target_name(get_current_target(cmd_ctx
)), -1);
5684 static int jim_target_types(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5687 Jim_WrongNumArgs(interp
, 1, argv
, "Too many parameters");
5690 Jim_SetResult(interp
, Jim_NewListObj(interp
, NULL
, 0));
5691 for (unsigned x
= 0; NULL
!= target_types
[x
]; x
++) {
5692 Jim_ListAppendElement(interp
, Jim_GetResult(interp
),
5693 Jim_NewStringObj(interp
, target_types
[x
]->name
, -1));
5698 static int jim_target_names(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5701 Jim_WrongNumArgs(interp
, 1, argv
, "Too many parameters");
5704 Jim_SetResult(interp
, Jim_NewListObj(interp
, NULL
, 0));
5705 struct target
*target
= all_targets
;
5707 Jim_ListAppendElement(interp
, Jim_GetResult(interp
),
5708 Jim_NewStringObj(interp
, target_name(target
), -1));
5709 target
= target
->next
;
5714 static int jim_target_smp(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5717 const char *targetname
;
5719 struct target
*target
= (struct target
*) NULL
;
5720 struct target_list
*head
, *curr
, *new;
5721 curr
= (struct target_list
*) NULL
;
5722 head
= (struct target_list
*) NULL
;
5725 LOG_DEBUG("%d", argc
);
5726 /* argv[1] = target to associate in smp
5727 * argv[2] = target to associate in smp
5731 for (i
= 1; i
< argc
; i
++) {
5733 targetname
= Jim_GetString(argv
[i
], &len
);
5734 target
= get_target(targetname
);
5735 LOG_DEBUG("%s ", targetname
);
5737 new = malloc(sizeof(struct target_list
));
5738 new->target
= target
;
5739 new->next
= (struct target_list
*)NULL
;
5740 if (head
== (struct target_list
*)NULL
) {
5749 /* now parse the list of cpu and put the target in smp mode*/
5752 while (curr
!= (struct target_list
*)NULL
) {
5753 target
= curr
->target
;
5755 target
->head
= head
;
5759 if (target
&& target
->rtos
)
5760 retval
= rtos_smp_init(head
->target
);
5766 static int jim_target_create(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5769 Jim_GetOpt_Setup(&goi
, interp
, argc
- 1, argv
+ 1);
5771 Jim_WrongNumArgs(goi
.interp
, goi
.argc
, goi
.argv
,
5772 "<name> <target_type> [<target_options> ...]");
5775 return target_create(&goi
);
5778 static const struct command_registration target_subcommand_handlers
[] = {
5781 .mode
= COMMAND_CONFIG
,
5782 .handler
= handle_target_init_command
,
5783 .help
= "initialize targets",
5788 .mode
= COMMAND_CONFIG
,
5789 .jim_handler
= jim_target_create
,
5790 .usage
= "name type '-chain-position' name [options ...]",
5791 .help
= "Creates and selects a new target",
5795 .mode
= COMMAND_ANY
,
5796 .jim_handler
= jim_target_current
,
5797 .help
= "Returns the currently selected target",
5801 .mode
= COMMAND_ANY
,
5802 .jim_handler
= jim_target_types
,
5803 .help
= "Returns the available target types as "
5804 "a list of strings",
5808 .mode
= COMMAND_ANY
,
5809 .jim_handler
= jim_target_names
,
5810 .help
= "Returns the names of all targets as a list of strings",
5814 .mode
= COMMAND_ANY
,
5815 .jim_handler
= jim_target_smp
,
5816 .usage
= "targetname1 targetname2 ...",
5817 .help
= "gather several target in a smp list"
5820 COMMAND_REGISTRATION_DONE
5824 target_addr_t address
;
5830 static int fastload_num
;
5831 static struct FastLoad
*fastload
;
5833 static void free_fastload(void)
5835 if (fastload
!= NULL
) {
5837 for (i
= 0; i
< fastload_num
; i
++) {
5838 if (fastload
[i
].data
)
5839 free(fastload
[i
].data
);
5846 COMMAND_HANDLER(handle_fast_load_image_command
)
5850 uint32_t image_size
;
5851 target_addr_t min_address
= 0;
5852 target_addr_t max_address
= -1;
5857 int retval
= CALL_COMMAND_HANDLER(parse_load_image_command_CMD_ARGV
,
5858 &image
, &min_address
, &max_address
);
5859 if (ERROR_OK
!= retval
)
5862 struct duration bench
;
5863 duration_start(&bench
);
5865 retval
= image_open(&image
, CMD_ARGV
[0], (CMD_ARGC
>= 3) ? CMD_ARGV
[2] : NULL
);
5866 if (retval
!= ERROR_OK
)
5871 fastload_num
= image
.num_sections
;
5872 fastload
= malloc(sizeof(struct FastLoad
)*image
.num_sections
);
5873 if (fastload
== NULL
) {
5874 command_print(CMD
, "out of memory");
5875 image_close(&image
);
5878 memset(fastload
, 0, sizeof(struct FastLoad
)*image
.num_sections
);
5879 for (i
= 0; i
< image
.num_sections
; i
++) {
5880 buffer
= malloc(image
.sections
[i
].size
);
5881 if (buffer
== NULL
) {
5882 command_print(CMD
, "error allocating buffer for section (%d bytes)",
5883 (int)(image
.sections
[i
].size
));
5884 retval
= ERROR_FAIL
;
5888 retval
= image_read_section(&image
, i
, 0x0, image
.sections
[i
].size
, buffer
, &buf_cnt
);
5889 if (retval
!= ERROR_OK
) {
5894 uint32_t offset
= 0;
5895 uint32_t length
= buf_cnt
;
5897 /* DANGER!!! beware of unsigned comparison here!!! */
5899 if ((image
.sections
[i
].base_address
+ buf_cnt
>= min_address
) &&
5900 (image
.sections
[i
].base_address
< max_address
)) {
5901 if (image
.sections
[i
].base_address
< min_address
) {
5902 /* clip addresses below */
5903 offset
+= min_address
-image
.sections
[i
].base_address
;
5907 if (image
.sections
[i
].base_address
+ buf_cnt
> max_address
)
5908 length
-= (image
.sections
[i
].base_address
+ buf_cnt
)-max_address
;
5910 fastload
[i
].address
= image
.sections
[i
].base_address
+ offset
;
5911 fastload
[i
].data
= malloc(length
);
5912 if (fastload
[i
].data
== NULL
) {
5914 command_print(CMD
, "error allocating buffer for section (%" PRIu32
" bytes)",
5916 retval
= ERROR_FAIL
;
5919 memcpy(fastload
[i
].data
, buffer
+ offset
, length
);
5920 fastload
[i
].length
= length
;
5922 image_size
+= length
;
5923 command_print(CMD
, "%u bytes written at address 0x%8.8x",
5924 (unsigned int)length
,
5925 ((unsigned int)(image
.sections
[i
].base_address
+ offset
)));
5931 if ((ERROR_OK
== retval
) && (duration_measure(&bench
) == ERROR_OK
)) {
5932 command_print(CMD
, "Loaded %" PRIu32
" bytes "
5933 "in %fs (%0.3f KiB/s)", image_size
,
5934 duration_elapsed(&bench
), duration_kbps(&bench
, image_size
));
5937 "WARNING: image has not been loaded to target!"
5938 "You can issue a 'fast_load' to finish loading.");
5941 image_close(&image
);
5943 if (retval
!= ERROR_OK
)
5949 COMMAND_HANDLER(handle_fast_load_command
)
5952 return ERROR_COMMAND_SYNTAX_ERROR
;
5953 if (fastload
== NULL
) {
5954 LOG_ERROR("No image in memory");
5958 int64_t ms
= timeval_ms();
5960 int retval
= ERROR_OK
;
5961 for (i
= 0; i
< fastload_num
; i
++) {
5962 struct target
*target
= get_current_target(CMD_CTX
);
5963 command_print(CMD
, "Write to 0x%08x, length 0x%08x",
5964 (unsigned int)(fastload
[i
].address
),
5965 (unsigned int)(fastload
[i
].length
));
5966 retval
= target_write_buffer(target
, fastload
[i
].address
, fastload
[i
].length
, fastload
[i
].data
);
5967 if (retval
!= ERROR_OK
)
5969 size
+= fastload
[i
].length
;
5971 if (retval
== ERROR_OK
) {
5972 int64_t after
= timeval_ms();
5973 command_print(CMD
, "Loaded image %f kBytes/s", (float)(size
/1024.0)/((float)(after
-ms
)/1000.0));
5978 static const struct command_registration target_command_handlers
[] = {
5981 .handler
= handle_targets_command
,
5982 .mode
= COMMAND_ANY
,
5983 .help
= "change current default target (one parameter) "
5984 "or prints table of all targets (no parameters)",
5985 .usage
= "[target]",
5989 .mode
= COMMAND_CONFIG
,
5990 .help
= "configure target",
5991 .chain
= target_subcommand_handlers
,
5994 COMMAND_REGISTRATION_DONE
5997 int target_register_commands(struct command_context
*cmd_ctx
)
5999 return register_commands(cmd_ctx
, NULL
, target_command_handlers
);
6002 static bool target_reset_nag
= true;
6004 bool get_target_reset_nag(void)
6006 return target_reset_nag
;
6009 COMMAND_HANDLER(handle_target_reset_nag
)
6011 return CALL_COMMAND_HANDLER(handle_command_parse_bool
,
6012 &target_reset_nag
, "Nag after each reset about options to improve "
6016 COMMAND_HANDLER(handle_ps_command
)
6018 struct target
*target
= get_current_target(CMD_CTX
);
6020 if (target
->state
!= TARGET_HALTED
) {
6021 LOG_INFO("target not halted !!");
6025 if ((target
->rtos
) && (target
->rtos
->type
)
6026 && (target
->rtos
->type
->ps_command
)) {
6027 display
= target
->rtos
->type
->ps_command(target
);
6028 command_print(CMD
, "%s", display
);
6033 return ERROR_TARGET_FAILURE
;
6037 static void binprint(struct command_invocation
*cmd
, const char *text
, const uint8_t *buf
, int size
)
6040 command_print_sameline(cmd
, "%s", text
);
6041 for (int i
= 0; i
< size
; i
++)
6042 command_print_sameline(cmd
, " %02x", buf
[i
]);
6043 command_print(cmd
, " ");
6046 COMMAND_HANDLER(handle_test_mem_access_command
)
6048 struct target
*target
= get_current_target(CMD_CTX
);
6050 int retval
= ERROR_OK
;
6052 if (target
->state
!= TARGET_HALTED
) {
6053 LOG_INFO("target not halted !!");
6058 return ERROR_COMMAND_SYNTAX_ERROR
;
6060 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], test_size
);
6063 size_t num_bytes
= test_size
+ 4;
6065 struct working_area
*wa
= NULL
;
6066 retval
= target_alloc_working_area(target
, num_bytes
, &wa
);
6067 if (retval
!= ERROR_OK
) {
6068 LOG_ERROR("Not enough working area");
6072 uint8_t *test_pattern
= malloc(num_bytes
);
6074 for (size_t i
= 0; i
< num_bytes
; i
++)
6075 test_pattern
[i
] = rand();
6077 retval
= target_write_memory(target
, wa
->address
, 1, num_bytes
, test_pattern
);
6078 if (retval
!= ERROR_OK
) {
6079 LOG_ERROR("Test pattern write failed");
6083 for (int host_offset
= 0; host_offset
<= 1; host_offset
++) {
6084 for (int size
= 1; size
<= 4; size
*= 2) {
6085 for (int offset
= 0; offset
< 4; offset
++) {
6086 uint32_t count
= test_size
/ size
;
6087 size_t host_bufsiz
= (count
+ 2) * size
+ host_offset
;
6088 uint8_t *read_ref
= malloc(host_bufsiz
);
6089 uint8_t *read_buf
= malloc(host_bufsiz
);
6091 for (size_t i
= 0; i
< host_bufsiz
; i
++) {
6092 read_ref
[i
] = rand();
6093 read_buf
[i
] = read_ref
[i
];
6095 command_print_sameline(CMD
,
6096 "Test read %" PRIu32
" x %d @ %d to %saligned buffer: ", count
,
6097 size
, offset
, host_offset
? "un" : "");
6099 struct duration bench
;
6100 duration_start(&bench
);
6102 retval
= target_read_memory(target
, wa
->address
+ offset
, size
, count
,
6103 read_buf
+ size
+ host_offset
);
6105 duration_measure(&bench
);
6107 if (retval
== ERROR_TARGET_UNALIGNED_ACCESS
) {
6108 command_print(CMD
, "Unsupported alignment");
6110 } else if (retval
!= ERROR_OK
) {
6111 command_print(CMD
, "Memory read failed");
6115 /* replay on host */
6116 memcpy(read_ref
+ size
+ host_offset
, test_pattern
+ offset
, count
* size
);
6119 int result
= memcmp(read_ref
, read_buf
, host_bufsiz
);
6121 command_print(CMD
, "Pass in %fs (%0.3f KiB/s)",
6122 duration_elapsed(&bench
),
6123 duration_kbps(&bench
, count
* size
));
6125 command_print(CMD
, "Compare failed");
6126 binprint(CMD
, "ref:", read_ref
, host_bufsiz
);
6127 binprint(CMD
, "buf:", read_buf
, host_bufsiz
);
6140 target_free_working_area(target
, wa
);
6143 num_bytes
= test_size
+ 4 + 4 + 4;
6145 retval
= target_alloc_working_area(target
, num_bytes
, &wa
);
6146 if (retval
!= ERROR_OK
) {
6147 LOG_ERROR("Not enough working area");
6151 test_pattern
= malloc(num_bytes
);
6153 for (size_t i
= 0; i
< num_bytes
; i
++)
6154 test_pattern
[i
] = rand();
6156 for (int host_offset
= 0; host_offset
<= 1; host_offset
++) {
6157 for (int size
= 1; size
<= 4; size
*= 2) {
6158 for (int offset
= 0; offset
< 4; offset
++) {
6159 uint32_t count
= test_size
/ size
;
6160 size_t host_bufsiz
= count
* size
+ host_offset
;
6161 uint8_t *read_ref
= malloc(num_bytes
);
6162 uint8_t *read_buf
= malloc(num_bytes
);
6163 uint8_t *write_buf
= malloc(host_bufsiz
);
6165 for (size_t i
= 0; i
< host_bufsiz
; i
++)
6166 write_buf
[i
] = rand();
6167 command_print_sameline(CMD
,
6168 "Test write %" PRIu32
" x %d @ %d from %saligned buffer: ", count
,
6169 size
, offset
, host_offset
? "un" : "");
6171 retval
= target_write_memory(target
, wa
->address
, 1, num_bytes
, test_pattern
);
6172 if (retval
!= ERROR_OK
) {
6173 command_print(CMD
, "Test pattern write failed");
6177 /* replay on host */
6178 memcpy(read_ref
, test_pattern
, num_bytes
);
6179 memcpy(read_ref
+ size
+ offset
, write_buf
+ host_offset
, count
* size
);
6181 struct duration bench
;
6182 duration_start(&bench
);
6184 retval
= target_write_memory(target
, wa
->address
+ size
+ offset
, size
, count
,
6185 write_buf
+ host_offset
);
6187 duration_measure(&bench
);
6189 if (retval
== ERROR_TARGET_UNALIGNED_ACCESS
) {
6190 command_print(CMD
, "Unsupported alignment");
6192 } else if (retval
!= ERROR_OK
) {
6193 command_print(CMD
, "Memory write failed");
6198 retval
= target_read_memory(target
, wa
->address
, 1, num_bytes
, read_buf
);
6199 if (retval
!= ERROR_OK
) {
6200 command_print(CMD
, "Test pattern write failed");
6205 int result
= memcmp(read_ref
, read_buf
, num_bytes
);
6207 command_print(CMD
, "Pass in %fs (%0.3f KiB/s)",
6208 duration_elapsed(&bench
),
6209 duration_kbps(&bench
, count
* size
));
6211 command_print(CMD
, "Compare failed");
6212 binprint(CMD
, "ref:", read_ref
, num_bytes
);
6213 binprint(CMD
, "buf:", read_buf
, num_bytes
);
6225 target_free_working_area(target
, wa
);
6229 static const struct command_registration target_exec_command_handlers
[] = {
6231 .name
= "fast_load_image",
6232 .handler
= handle_fast_load_image_command
,
6233 .mode
= COMMAND_ANY
,
6234 .help
= "Load image into server memory for later use by "
6235 "fast_load; primarily for profiling",
6236 .usage
= "filename address ['bin'|'ihex'|'elf'|'s19'] "
6237 "[min_address [max_length]]",
6240 .name
= "fast_load",
6241 .handler
= handle_fast_load_command
,
6242 .mode
= COMMAND_EXEC
,
6243 .help
= "loads active fast load image to current target "
6244 "- mainly for profiling purposes",
6249 .handler
= handle_profile_command
,
6250 .mode
= COMMAND_EXEC
,
6251 .usage
= "seconds filename [start end]",
6252 .help
= "profiling samples the CPU PC",
6254 /** @todo don't register virt2phys() unless target supports it */
6256 .name
= "virt2phys",
6257 .handler
= handle_virt2phys_command
,
6258 .mode
= COMMAND_ANY
,
6259 .help
= "translate a virtual address into a physical address",
6260 .usage
= "virtual_address",
6264 .handler
= handle_reg_command
,
6265 .mode
= COMMAND_EXEC
,
6266 .help
= "display (reread from target with \"force\") or set a register; "
6267 "with no arguments, displays all registers and their values",
6268 .usage
= "[(register_number|register_name) [(value|'force')]]",
6272 .handler
= handle_poll_command
,
6273 .mode
= COMMAND_EXEC
,
6274 .help
= "poll target state; or reconfigure background polling",
6275 .usage
= "['on'|'off']",
6278 .name
= "wait_halt",
6279 .handler
= handle_wait_halt_command
,
6280 .mode
= COMMAND_EXEC
,
6281 .help
= "wait up to the specified number of milliseconds "
6282 "(default 5000) for a previously requested halt",
6283 .usage
= "[milliseconds]",
6287 .handler
= handle_halt_command
,
6288 .mode
= COMMAND_EXEC
,
6289 .help
= "request target to halt, then wait up to the specified "
6290 "number of milliseconds (default 5000) for it to complete",
6291 .usage
= "[milliseconds]",
6295 .handler
= handle_resume_command
,
6296 .mode
= COMMAND_EXEC
,
6297 .help
= "resume target execution from current PC or address",
6298 .usage
= "[address]",
6302 .handler
= handle_reset_command
,
6303 .mode
= COMMAND_EXEC
,
6304 .usage
= "[run|halt|init]",
6305 .help
= "Reset all targets into the specified mode. "
6306 "Default reset mode is run, if not given.",
6309 .name
= "soft_reset_halt",
6310 .handler
= handle_soft_reset_halt_command
,
6311 .mode
= COMMAND_EXEC
,
6313 .help
= "halt the target and do a soft reset",
6317 .handler
= handle_step_command
,
6318 .mode
= COMMAND_EXEC
,
6319 .help
= "step one instruction from current PC or address",
6320 .usage
= "[address]",
6324 .handler
= handle_md_command
,
6325 .mode
= COMMAND_EXEC
,
6326 .help
= "display memory double-words",
6327 .usage
= "['phys'] address [count]",
6331 .handler
= handle_md_command
,
6332 .mode
= COMMAND_EXEC
,
6333 .help
= "display memory words",
6334 .usage
= "['phys'] address [count]",
6338 .handler
= handle_md_command
,
6339 .mode
= COMMAND_EXEC
,
6340 .help
= "display memory half-words",
6341 .usage
= "['phys'] address [count]",
6345 .handler
= handle_md_command
,
6346 .mode
= COMMAND_EXEC
,
6347 .help
= "display memory bytes",
6348 .usage
= "['phys'] address [count]",
6352 .handler
= handle_mw_command
,
6353 .mode
= COMMAND_EXEC
,
6354 .help
= "write memory double-word",
6355 .usage
= "['phys'] address value [count]",
6359 .handler
= handle_mw_command
,
6360 .mode
= COMMAND_EXEC
,
6361 .help
= "write memory word",
6362 .usage
= "['phys'] address value [count]",
6366 .handler
= handle_mw_command
,
6367 .mode
= COMMAND_EXEC
,
6368 .help
= "write memory half-word",
6369 .usage
= "['phys'] address value [count]",
6373 .handler
= handle_mw_command
,
6374 .mode
= COMMAND_EXEC
,
6375 .help
= "write memory byte",
6376 .usage
= "['phys'] address value [count]",
6380 .handler
= handle_bp_command
,
6381 .mode
= COMMAND_EXEC
,
6382 .help
= "list or set hardware or software breakpoint",
6383 .usage
= "[<address> [<asid>] <length> ['hw'|'hw_ctx']]",
6387 .handler
= handle_rbp_command
,
6388 .mode
= COMMAND_EXEC
,
6389 .help
= "remove breakpoint",
6390 .usage
= "'all' | address",
6394 .handler
= handle_wp_command
,
6395 .mode
= COMMAND_EXEC
,
6396 .help
= "list (no params) or create watchpoints",
6397 .usage
= "[address length [('r'|'w'|'a') value [mask]]]",
6401 .handler
= handle_rwp_command
,
6402 .mode
= COMMAND_EXEC
,
6403 .help
= "remove watchpoint",
6407 .name
= "load_image",
6408 .handler
= handle_load_image_command
,
6409 .mode
= COMMAND_EXEC
,
6410 .usage
= "filename address ['bin'|'ihex'|'elf'|'s19'] "
6411 "[min_address] [max_length]",
6414 .name
= "dump_image",
6415 .handler
= handle_dump_image_command
,
6416 .mode
= COMMAND_EXEC
,
6417 .usage
= "filename address size",
6420 .name
= "verify_image_checksum",
6421 .handler
= handle_verify_image_checksum_command
,
6422 .mode
= COMMAND_EXEC
,
6423 .usage
= "filename [offset [type]]",
6426 .name
= "verify_image",
6427 .handler
= handle_verify_image_command
,
6428 .mode
= COMMAND_EXEC
,
6429 .usage
= "filename [offset [type]]",
6432 .name
= "test_image",
6433 .handler
= handle_test_image_command
,
6434 .mode
= COMMAND_EXEC
,
6435 .usage
= "filename [offset [type]]",
6438 .name
= "mem2array",
6439 .mode
= COMMAND_EXEC
,
6440 .jim_handler
= jim_mem2array
,
6441 .help
= "read 8/16/32 bit memory and return as a TCL array "
6442 "for script processing",
6443 .usage
= "arrayname bitwidth address count",
6446 .name
= "array2mem",
6447 .mode
= COMMAND_EXEC
,
6448 .jim_handler
= jim_array2mem
,
6449 .help
= "convert a TCL array to memory locations "
6450 "and write the 8/16/32 bit values",
6451 .usage
= "arrayname bitwidth address count",
6454 .name
= "reset_nag",
6455 .handler
= handle_target_reset_nag
,
6456 .mode
= COMMAND_ANY
,
6457 .help
= "Nag after each reset about options that could have been "
6458 "enabled to improve performance. ",
6459 .usage
= "['enable'|'disable']",
6463 .handler
= handle_ps_command
,
6464 .mode
= COMMAND_EXEC
,
6465 .help
= "list all tasks ",
6469 .name
= "test_mem_access",
6470 .handler
= handle_test_mem_access_command
,
6471 .mode
= COMMAND_EXEC
,
6472 .help
= "Test the target's memory access functions",
6476 COMMAND_REGISTRATION_DONE
6478 static int target_register_user_commands(struct command_context
*cmd_ctx
)
6480 int retval
= ERROR_OK
;
6481 retval
= target_request_register_commands(cmd_ctx
);
6482 if (retval
!= ERROR_OK
)
6485 retval
= trace_register_commands(cmd_ctx
);
6486 if (retval
!= ERROR_OK
)
6490 return register_commands(cmd_ctx
, NULL
, target_exec_command_handlers
);