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 /* read a uint64_t from a buffer in target memory endianness */
348 uint64_t target_buffer_get_u64(struct target
*target
, const uint8_t *buffer
)
350 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
351 return le_to_h_u64(buffer
);
353 return be_to_h_u64(buffer
);
356 /* read a uint32_t from a buffer in target memory endianness */
357 uint32_t target_buffer_get_u32(struct target
*target
, const uint8_t *buffer
)
359 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
360 return le_to_h_u32(buffer
);
362 return be_to_h_u32(buffer
);
365 /* read a uint24_t from a buffer in target memory endianness */
366 uint32_t target_buffer_get_u24(struct target
*target
, const uint8_t *buffer
)
368 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
369 return le_to_h_u24(buffer
);
371 return be_to_h_u24(buffer
);
374 /* read a uint16_t from a buffer in target memory endianness */
375 uint16_t target_buffer_get_u16(struct target
*target
, const uint8_t *buffer
)
377 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
378 return le_to_h_u16(buffer
);
380 return be_to_h_u16(buffer
);
383 /* write a uint64_t to a buffer in target memory endianness */
384 void target_buffer_set_u64(struct target
*target
, uint8_t *buffer
, uint64_t value
)
386 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
387 h_u64_to_le(buffer
, value
);
389 h_u64_to_be(buffer
, value
);
392 /* write a uint32_t to a buffer in target memory endianness */
393 void target_buffer_set_u32(struct target
*target
, uint8_t *buffer
, uint32_t value
)
395 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
396 h_u32_to_le(buffer
, value
);
398 h_u32_to_be(buffer
, value
);
401 /* write a uint24_t to a buffer in target memory endianness */
402 void target_buffer_set_u24(struct target
*target
, uint8_t *buffer
, uint32_t value
)
404 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
405 h_u24_to_le(buffer
, value
);
407 h_u24_to_be(buffer
, value
);
410 /* write a uint16_t to a buffer in target memory endianness */
411 void target_buffer_set_u16(struct target
*target
, uint8_t *buffer
, uint16_t value
)
413 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
414 h_u16_to_le(buffer
, value
);
416 h_u16_to_be(buffer
, value
);
419 /* write a uint8_t to a buffer in target memory endianness */
420 static void target_buffer_set_u8(struct target
*target
, uint8_t *buffer
, uint8_t value
)
425 /* write a uint64_t array to a buffer in target memory endianness */
426 void target_buffer_get_u64_array(struct target
*target
, const uint8_t *buffer
, uint32_t count
, uint64_t *dstbuf
)
429 for (i
= 0; i
< count
; i
++)
430 dstbuf
[i
] = target_buffer_get_u64(target
, &buffer
[i
* 8]);
433 /* write a uint32_t array to a buffer in target memory endianness */
434 void target_buffer_get_u32_array(struct target
*target
, const uint8_t *buffer
, uint32_t count
, uint32_t *dstbuf
)
437 for (i
= 0; i
< count
; i
++)
438 dstbuf
[i
] = target_buffer_get_u32(target
, &buffer
[i
* 4]);
441 /* write a uint16_t array to a buffer in target memory endianness */
442 void target_buffer_get_u16_array(struct target
*target
, const uint8_t *buffer
, uint32_t count
, uint16_t *dstbuf
)
445 for (i
= 0; i
< count
; i
++)
446 dstbuf
[i
] = target_buffer_get_u16(target
, &buffer
[i
* 2]);
449 /* write a uint64_t array to a buffer in target memory endianness */
450 void target_buffer_set_u64_array(struct target
*target
, uint8_t *buffer
, uint32_t count
, const uint64_t *srcbuf
)
453 for (i
= 0; i
< count
; i
++)
454 target_buffer_set_u64(target
, &buffer
[i
* 8], srcbuf
[i
]);
457 /* write a uint32_t array to a buffer in target memory endianness */
458 void target_buffer_set_u32_array(struct target
*target
, uint8_t *buffer
, uint32_t count
, const uint32_t *srcbuf
)
461 for (i
= 0; i
< count
; i
++)
462 target_buffer_set_u32(target
, &buffer
[i
* 4], srcbuf
[i
]);
465 /* write a uint16_t array to a buffer in target memory endianness */
466 void target_buffer_set_u16_array(struct target
*target
, uint8_t *buffer
, uint32_t count
, const uint16_t *srcbuf
)
469 for (i
= 0; i
< count
; i
++)
470 target_buffer_set_u16(target
, &buffer
[i
* 2], srcbuf
[i
]);
473 /* return a pointer to a configured target; id is name or number */
474 struct target
*get_target(const char *id
)
476 struct target
*target
;
478 /* try as tcltarget name */
479 for (target
= all_targets
; target
; target
= target
->next
) {
480 if (target_name(target
) == NULL
)
482 if (strcmp(id
, target_name(target
)) == 0)
486 /* It's OK to remove this fallback sometime after August 2010 or so */
488 /* no match, try as number */
490 if (parse_uint(id
, &num
) != ERROR_OK
)
493 for (target
= all_targets
; target
; target
= target
->next
) {
494 if (target
->target_number
== (int)num
) {
495 LOG_WARNING("use '%s' as target identifier, not '%u'",
496 target_name(target
), num
);
504 /* returns a pointer to the n-th configured target */
505 struct target
*get_target_by_num(int num
)
507 struct target
*target
= all_targets
;
510 if (target
->target_number
== num
)
512 target
= target
->next
;
518 struct target
*get_current_target(struct command_context
*cmd_ctx
)
520 struct target
*target
= get_current_target_or_null(cmd_ctx
);
522 if (target
== NULL
) {
523 LOG_ERROR("BUG: current_target out of bounds");
530 struct target
*get_current_target_or_null(struct command_context
*cmd_ctx
)
532 return cmd_ctx
->current_target_override
533 ? cmd_ctx
->current_target_override
534 : cmd_ctx
->current_target
;
537 int target_poll(struct target
*target
)
541 /* We can't poll until after examine */
542 if (!target_was_examined(target
)) {
543 /* Fail silently lest we pollute the log */
547 retval
= target
->type
->poll(target
);
548 if (retval
!= ERROR_OK
)
551 if (target
->halt_issued
) {
552 if (target
->state
== TARGET_HALTED
)
553 target
->halt_issued
= false;
555 int64_t t
= timeval_ms() - target
->halt_issued_time
;
556 if (t
> DEFAULT_HALT_TIMEOUT
) {
557 target
->halt_issued
= false;
558 LOG_INFO("Halt timed out, wake up GDB.");
559 target_call_event_callbacks(target
, TARGET_EVENT_GDB_HALT
);
567 int target_halt(struct target
*target
)
570 /* We can't poll until after examine */
571 if (!target_was_examined(target
)) {
572 LOG_ERROR("Target not examined yet");
576 retval
= target
->type
->halt(target
);
577 if (retval
!= ERROR_OK
)
580 target
->halt_issued
= true;
581 target
->halt_issued_time
= timeval_ms();
587 * Make the target (re)start executing using its saved execution
588 * context (possibly with some modifications).
590 * @param target Which target should start executing.
591 * @param current True to use the target's saved program counter instead
592 * of the address parameter
593 * @param address Optionally used as the program counter.
594 * @param handle_breakpoints True iff breakpoints at the resumption PC
595 * should be skipped. (For example, maybe execution was stopped by
596 * such a breakpoint, in which case it would be counterprodutive to
598 * @param debug_execution False if all working areas allocated by OpenOCD
599 * should be released and/or restored to their original contents.
600 * (This would for example be true to run some downloaded "helper"
601 * algorithm code, which resides in one such working buffer and uses
602 * another for data storage.)
604 * @todo Resolve the ambiguity about what the "debug_execution" flag
605 * signifies. For example, Target implementations don't agree on how
606 * it relates to invalidation of the register cache, or to whether
607 * breakpoints and watchpoints should be enabled. (It would seem wrong
608 * to enable breakpoints when running downloaded "helper" algorithms
609 * (debug_execution true), since the breakpoints would be set to match
610 * target firmware being debugged, not the helper algorithm.... and
611 * enabling them could cause such helpers to malfunction (for example,
612 * by overwriting data with a breakpoint instruction. On the other
613 * hand the infrastructure for running such helpers might use this
614 * procedure but rely on hardware breakpoint to detect termination.)
616 int target_resume(struct target
*target
, int current
, target_addr_t address
,
617 int handle_breakpoints
, int debug_execution
)
621 /* We can't poll until after examine */
622 if (!target_was_examined(target
)) {
623 LOG_ERROR("Target not examined yet");
627 target_call_event_callbacks(target
, TARGET_EVENT_RESUME_START
);
629 /* note that resume *must* be asynchronous. The CPU can halt before
630 * we poll. The CPU can even halt at the current PC as a result of
631 * a software breakpoint being inserted by (a bug?) the application.
633 retval
= target
->type
->resume(target
, current
, address
, handle_breakpoints
, debug_execution
);
634 if (retval
!= ERROR_OK
)
637 target_call_event_callbacks(target
, TARGET_EVENT_RESUME_END
);
642 static int target_process_reset(struct command_invocation
*cmd
, enum target_reset_mode reset_mode
)
647 n
= Jim_Nvp_value2name_simple(nvp_reset_modes
, reset_mode
);
648 if (n
->name
== NULL
) {
649 LOG_ERROR("invalid reset mode");
653 struct target
*target
;
654 for (target
= all_targets
; target
; target
= target
->next
)
655 target_call_reset_callbacks(target
, reset_mode
);
657 /* disable polling during reset to make reset event scripts
658 * more predictable, i.e. dr/irscan & pathmove in events will
659 * not have JTAG operations injected into the middle of a sequence.
661 bool save_poll
= jtag_poll_get_enabled();
663 jtag_poll_set_enabled(false);
665 sprintf(buf
, "ocd_process_reset %s", n
->name
);
666 retval
= Jim_Eval(cmd
->ctx
->interp
, buf
);
668 jtag_poll_set_enabled(save_poll
);
670 if (retval
!= JIM_OK
) {
671 Jim_MakeErrorMessage(cmd
->ctx
->interp
);
672 command_print(cmd
, "%s", Jim_GetString(Jim_GetResult(cmd
->ctx
->interp
), NULL
));
676 /* We want any events to be processed before the prompt */
677 retval
= target_call_timer_callbacks_now();
679 for (target
= all_targets
; target
; target
= target
->next
) {
680 target
->type
->check_reset(target
);
681 target
->running_alg
= false;
687 static int identity_virt2phys(struct target
*target
,
688 target_addr_t
virtual, target_addr_t
*physical
)
694 static int no_mmu(struct target
*target
, int *enabled
)
700 static int default_examine(struct target
*target
)
702 target_set_examined(target
);
706 /* no check by default */
707 static int default_check_reset(struct target
*target
)
712 /* Equvivalent Tcl code arp_examine_one is in src/target/startup.tcl
714 int target_examine_one(struct target
*target
)
716 target_call_event_callbacks(target
, TARGET_EVENT_EXAMINE_START
);
718 int retval
= target
->type
->examine(target
);
719 if (retval
!= ERROR_OK
) {
720 target_call_event_callbacks(target
, TARGET_EVENT_EXAMINE_FAIL
);
724 target_call_event_callbacks(target
, TARGET_EVENT_EXAMINE_END
);
729 static int jtag_enable_callback(enum jtag_event event
, void *priv
)
731 struct target
*target
= priv
;
733 if (event
!= JTAG_TAP_EVENT_ENABLE
|| !target
->tap
->enabled
)
736 jtag_unregister_event_callback(jtag_enable_callback
, target
);
738 return target_examine_one(target
);
741 /* Targets that correctly implement init + examine, i.e.
742 * no communication with target during init:
746 int target_examine(void)
748 int retval
= ERROR_OK
;
749 struct target
*target
;
751 for (target
= all_targets
; target
; target
= target
->next
) {
752 /* defer examination, but don't skip it */
753 if (!target
->tap
->enabled
) {
754 jtag_register_event_callback(jtag_enable_callback
,
759 if (target
->defer_examine
)
762 retval
= target_examine_one(target
);
763 if (retval
!= ERROR_OK
)
769 const char *target_type_name(struct target
*target
)
771 return target
->type
->name
;
774 static int target_soft_reset_halt(struct target
*target
)
776 if (!target_was_examined(target
)) {
777 LOG_ERROR("Target not examined yet");
780 if (!target
->type
->soft_reset_halt
) {
781 LOG_ERROR("Target %s does not support soft_reset_halt",
782 target_name(target
));
785 return target
->type
->soft_reset_halt(target
);
789 * Downloads a target-specific native code algorithm to the target,
790 * and executes it. * Note that some targets may need to set up, enable,
791 * and tear down a breakpoint (hard or * soft) to detect algorithm
792 * termination, while others may support lower overhead schemes where
793 * soft breakpoints embedded in the algorithm automatically terminate the
796 * @param target used to run the algorithm
797 * @param arch_info target-specific description of the algorithm.
799 int target_run_algorithm(struct target
*target
,
800 int num_mem_params
, struct mem_param
*mem_params
,
801 int num_reg_params
, struct reg_param
*reg_param
,
802 uint32_t entry_point
, uint32_t exit_point
,
803 int timeout_ms
, void *arch_info
)
805 int retval
= ERROR_FAIL
;
807 if (!target_was_examined(target
)) {
808 LOG_ERROR("Target not examined yet");
811 if (!target
->type
->run_algorithm
) {
812 LOG_ERROR("Target type '%s' does not support %s",
813 target_type_name(target
), __func__
);
817 target
->running_alg
= true;
818 retval
= target
->type
->run_algorithm(target
,
819 num_mem_params
, mem_params
,
820 num_reg_params
, reg_param
,
821 entry_point
, exit_point
, timeout_ms
, arch_info
);
822 target
->running_alg
= false;
829 * Executes a target-specific native code algorithm and leaves it running.
831 * @param target used to run the algorithm
832 * @param arch_info target-specific description of the algorithm.
834 int target_start_algorithm(struct target
*target
,
835 int num_mem_params
, struct mem_param
*mem_params
,
836 int num_reg_params
, struct reg_param
*reg_params
,
837 uint32_t entry_point
, uint32_t exit_point
,
840 int retval
= ERROR_FAIL
;
842 if (!target_was_examined(target
)) {
843 LOG_ERROR("Target not examined yet");
846 if (!target
->type
->start_algorithm
) {
847 LOG_ERROR("Target type '%s' does not support %s",
848 target_type_name(target
), __func__
);
851 if (target
->running_alg
) {
852 LOG_ERROR("Target is already running an algorithm");
856 target
->running_alg
= true;
857 retval
= target
->type
->start_algorithm(target
,
858 num_mem_params
, mem_params
,
859 num_reg_params
, reg_params
,
860 entry_point
, exit_point
, arch_info
);
867 * Waits for an algorithm started with target_start_algorithm() to complete.
869 * @param target used to run the algorithm
870 * @param arch_info target-specific description of the algorithm.
872 int target_wait_algorithm(struct target
*target
,
873 int num_mem_params
, struct mem_param
*mem_params
,
874 int num_reg_params
, struct reg_param
*reg_params
,
875 uint32_t exit_point
, int timeout_ms
,
878 int retval
= ERROR_FAIL
;
880 if (!target
->type
->wait_algorithm
) {
881 LOG_ERROR("Target type '%s' does not support %s",
882 target_type_name(target
), __func__
);
885 if (!target
->running_alg
) {
886 LOG_ERROR("Target is not running an algorithm");
890 retval
= target
->type
->wait_algorithm(target
,
891 num_mem_params
, mem_params
,
892 num_reg_params
, reg_params
,
893 exit_point
, timeout_ms
, arch_info
);
894 if (retval
!= ERROR_TARGET_TIMEOUT
)
895 target
->running_alg
= false;
902 * Streams data to a circular buffer on target intended for consumption by code
903 * running asynchronously on target.
905 * This is intended for applications where target-specific native code runs
906 * on the target, receives data from the circular buffer, does something with
907 * it (most likely writing it to a flash memory), and advances the circular
910 * This assumes that the helper algorithm has already been loaded to the target,
911 * but has not been started yet. Given memory and register parameters are passed
914 * The buffer is defined by (buffer_start, buffer_size) arguments and has the
917 * [buffer_start + 0, buffer_start + 4):
918 * Write Pointer address (aka head). Written and updated by this
919 * routine when new data is written to the circular buffer.
920 * [buffer_start + 4, buffer_start + 8):
921 * Read Pointer address (aka tail). Updated by code running on the
922 * target after it consumes data.
923 * [buffer_start + 8, buffer_start + buffer_size):
924 * Circular buffer contents.
926 * See contrib/loaders/flash/stm32f1x.S for an example.
928 * @param target used to run the algorithm
929 * @param buffer address on the host where data to be sent is located
930 * @param count number of blocks to send
931 * @param block_size size in bytes of each block
932 * @param num_mem_params count of memory-based params to pass to algorithm
933 * @param mem_params memory-based params to pass to algorithm
934 * @param num_reg_params count of register-based params to pass to algorithm
935 * @param reg_params memory-based params to pass to algorithm
936 * @param buffer_start address on the target of the circular buffer structure
937 * @param buffer_size size of the circular buffer structure
938 * @param entry_point address on the target to execute to start the algorithm
939 * @param exit_point address at which to set a breakpoint to catch the
940 * end of the algorithm; can be 0 if target triggers a breakpoint itself
943 int target_run_flash_async_algorithm(struct target
*target
,
944 const uint8_t *buffer
, uint32_t count
, int block_size
,
945 int num_mem_params
, struct mem_param
*mem_params
,
946 int num_reg_params
, struct reg_param
*reg_params
,
947 uint32_t buffer_start
, uint32_t buffer_size
,
948 uint32_t entry_point
, uint32_t exit_point
, void *arch_info
)
953 const uint8_t *buffer_orig
= buffer
;
955 /* Set up working area. First word is write pointer, second word is read pointer,
956 * rest is fifo data area. */
957 uint32_t wp_addr
= buffer_start
;
958 uint32_t rp_addr
= buffer_start
+ 4;
959 uint32_t fifo_start_addr
= buffer_start
+ 8;
960 uint32_t fifo_end_addr
= buffer_start
+ buffer_size
;
962 uint32_t wp
= fifo_start_addr
;
963 uint32_t rp
= fifo_start_addr
;
965 /* validate block_size is 2^n */
966 assert(!block_size
|| !(block_size
& (block_size
- 1)));
968 retval
= target_write_u32(target
, wp_addr
, wp
);
969 if (retval
!= ERROR_OK
)
971 retval
= target_write_u32(target
, rp_addr
, rp
);
972 if (retval
!= ERROR_OK
)
975 /* Start up algorithm on target and let it idle while writing the first chunk */
976 retval
= target_start_algorithm(target
, num_mem_params
, mem_params
,
977 num_reg_params
, reg_params
,
982 if (retval
!= ERROR_OK
) {
983 LOG_ERROR("error starting target flash write algorithm");
989 retval
= target_read_u32(target
, rp_addr
, &rp
);
990 if (retval
!= ERROR_OK
) {
991 LOG_ERROR("failed to get read pointer");
995 LOG_DEBUG("offs 0x%zx count 0x%" PRIx32
" wp 0x%" PRIx32
" rp 0x%" PRIx32
,
996 (size_t) (buffer
- buffer_orig
), count
, wp
, rp
);
999 LOG_ERROR("flash write algorithm aborted by target");
1000 retval
= ERROR_FLASH_OPERATION_FAILED
;
1004 if (((rp
- fifo_start_addr
) & (block_size
- 1)) || rp
< fifo_start_addr
|| rp
>= fifo_end_addr
) {
1005 LOG_ERROR("corrupted fifo read pointer 0x%" PRIx32
, rp
);
1009 /* Count the number of bytes available in the fifo without
1010 * crossing the wrap around. Make sure to not fill it completely,
1011 * because that would make wp == rp and that's the empty condition. */
1012 uint32_t thisrun_bytes
;
1014 thisrun_bytes
= rp
- wp
- block_size
;
1015 else if (rp
> fifo_start_addr
)
1016 thisrun_bytes
= fifo_end_addr
- wp
;
1018 thisrun_bytes
= fifo_end_addr
- wp
- block_size
;
1020 if (thisrun_bytes
== 0) {
1021 /* Throttle polling a bit if transfer is (much) faster than flash
1022 * programming. The exact delay shouldn't matter as long as it's
1023 * less than buffer size / flash speed. This is very unlikely to
1024 * run when using high latency connections such as USB. */
1027 /* to stop an infinite loop on some targets check and increment a timeout
1028 * this issue was observed on a stellaris using the new ICDI interface */
1029 if (timeout
++ >= 500) {
1030 LOG_ERROR("timeout waiting for algorithm, a target reset is recommended");
1031 return ERROR_FLASH_OPERATION_FAILED
;
1036 /* reset our timeout */
1039 /* Limit to the amount of data we actually want to write */
1040 if (thisrun_bytes
> count
* block_size
)
1041 thisrun_bytes
= count
* block_size
;
1043 /* Write data to fifo */
1044 retval
= target_write_buffer(target
, wp
, thisrun_bytes
, buffer
);
1045 if (retval
!= ERROR_OK
)
1048 /* Update counters and wrap write pointer */
1049 buffer
+= thisrun_bytes
;
1050 count
-= thisrun_bytes
/ block_size
;
1051 wp
+= thisrun_bytes
;
1052 if (wp
>= fifo_end_addr
)
1053 wp
= fifo_start_addr
;
1055 /* Store updated write pointer to target */
1056 retval
= target_write_u32(target
, wp_addr
, wp
);
1057 if (retval
!= ERROR_OK
)
1060 /* Avoid GDB timeouts */
1064 if (retval
!= ERROR_OK
) {
1065 /* abort flash write algorithm on target */
1066 target_write_u32(target
, wp_addr
, 0);
1069 int retval2
= target_wait_algorithm(target
, num_mem_params
, mem_params
,
1070 num_reg_params
, reg_params
,
1075 if (retval2
!= ERROR_OK
) {
1076 LOG_ERROR("error waiting for target flash write algorithm");
1080 if (retval
== ERROR_OK
) {
1081 /* check if algorithm set rp = 0 after fifo writer loop finished */
1082 retval
= target_read_u32(target
, rp_addr
, &rp
);
1083 if (retval
== ERROR_OK
&& rp
== 0) {
1084 LOG_ERROR("flash write algorithm aborted by target");
1085 retval
= ERROR_FLASH_OPERATION_FAILED
;
1092 int target_read_memory(struct target
*target
,
1093 target_addr_t address
, uint32_t size
, uint32_t count
, uint8_t *buffer
)
1095 if (!target_was_examined(target
)) {
1096 LOG_ERROR("Target not examined yet");
1099 if (!target
->type
->read_memory
) {
1100 LOG_ERROR("Target %s doesn't support read_memory", target_name(target
));
1103 return target
->type
->read_memory(target
, address
, size
, count
, buffer
);
1106 int target_read_phys_memory(struct target
*target
,
1107 target_addr_t address
, uint32_t size
, uint32_t count
, uint8_t *buffer
)
1109 if (!target_was_examined(target
)) {
1110 LOG_ERROR("Target not examined yet");
1113 if (!target
->type
->read_phys_memory
) {
1114 LOG_ERROR("Target %s doesn't support read_phys_memory", target_name(target
));
1117 return target
->type
->read_phys_memory(target
, address
, size
, count
, buffer
);
1120 int target_write_memory(struct target
*target
,
1121 target_addr_t address
, uint32_t size
, uint32_t count
, const uint8_t *buffer
)
1123 if (!target_was_examined(target
)) {
1124 LOG_ERROR("Target not examined yet");
1127 if (!target
->type
->write_memory
) {
1128 LOG_ERROR("Target %s doesn't support write_memory", target_name(target
));
1131 return target
->type
->write_memory(target
, address
, size
, count
, buffer
);
1134 int target_write_phys_memory(struct target
*target
,
1135 target_addr_t address
, uint32_t size
, uint32_t count
, const uint8_t *buffer
)
1137 if (!target_was_examined(target
)) {
1138 LOG_ERROR("Target not examined yet");
1141 if (!target
->type
->write_phys_memory
) {
1142 LOG_ERROR("Target %s doesn't support write_phys_memory", target_name(target
));
1145 return target
->type
->write_phys_memory(target
, address
, size
, count
, buffer
);
1148 int target_add_breakpoint(struct target
*target
,
1149 struct breakpoint
*breakpoint
)
1151 if ((target
->state
!= TARGET_HALTED
) && (breakpoint
->type
!= BKPT_HARD
)) {
1152 LOG_WARNING("target %s is not halted (add breakpoint)", target_name(target
));
1153 return ERROR_TARGET_NOT_HALTED
;
1155 return target
->type
->add_breakpoint(target
, breakpoint
);
1158 int target_add_context_breakpoint(struct target
*target
,
1159 struct breakpoint
*breakpoint
)
1161 if (target
->state
!= TARGET_HALTED
) {
1162 LOG_WARNING("target %s is not halted (add context breakpoint)", target_name(target
));
1163 return ERROR_TARGET_NOT_HALTED
;
1165 return target
->type
->add_context_breakpoint(target
, breakpoint
);
1168 int target_add_hybrid_breakpoint(struct target
*target
,
1169 struct breakpoint
*breakpoint
)
1171 if (target
->state
!= TARGET_HALTED
) {
1172 LOG_WARNING("target %s is not halted (add hybrid breakpoint)", target_name(target
));
1173 return ERROR_TARGET_NOT_HALTED
;
1175 return target
->type
->add_hybrid_breakpoint(target
, breakpoint
);
1178 int target_remove_breakpoint(struct target
*target
,
1179 struct breakpoint
*breakpoint
)
1181 return target
->type
->remove_breakpoint(target
, breakpoint
);
1184 int target_add_watchpoint(struct target
*target
,
1185 struct watchpoint
*watchpoint
)
1187 if (target
->state
!= TARGET_HALTED
) {
1188 LOG_WARNING("target %s is not halted (add watchpoint)", target_name(target
));
1189 return ERROR_TARGET_NOT_HALTED
;
1191 return target
->type
->add_watchpoint(target
, watchpoint
);
1193 int target_remove_watchpoint(struct target
*target
,
1194 struct watchpoint
*watchpoint
)
1196 return target
->type
->remove_watchpoint(target
, watchpoint
);
1198 int target_hit_watchpoint(struct target
*target
,
1199 struct watchpoint
**hit_watchpoint
)
1201 if (target
->state
!= TARGET_HALTED
) {
1202 LOG_WARNING("target %s is not halted (hit watchpoint)", target
->cmd_name
);
1203 return ERROR_TARGET_NOT_HALTED
;
1206 if (target
->type
->hit_watchpoint
== NULL
) {
1207 /* For backward compatible, if hit_watchpoint is not implemented,
1208 * return ERROR_FAIL such that gdb_server will not take the nonsense
1213 return target
->type
->hit_watchpoint(target
, hit_watchpoint
);
1216 const char *target_get_gdb_arch(struct target
*target
)
1218 if (target
->type
->get_gdb_arch
== NULL
)
1220 return target
->type
->get_gdb_arch(target
);
1223 int target_get_gdb_reg_list(struct target
*target
,
1224 struct reg
**reg_list
[], int *reg_list_size
,
1225 enum target_register_class reg_class
)
1227 int result
= target
->type
->get_gdb_reg_list(target
, reg_list
,
1228 reg_list_size
, reg_class
);
1229 if (result
!= ERROR_OK
) {
1236 int target_get_gdb_reg_list_noread(struct target
*target
,
1237 struct reg
**reg_list
[], int *reg_list_size
,
1238 enum target_register_class reg_class
)
1240 if (target
->type
->get_gdb_reg_list_noread
&&
1241 target
->type
->get_gdb_reg_list_noread(target
, reg_list
,
1242 reg_list_size
, reg_class
) == ERROR_OK
)
1244 return target_get_gdb_reg_list(target
, reg_list
, reg_list_size
, reg_class
);
1247 bool target_supports_gdb_connection(struct target
*target
)
1250 * based on current code, we can simply exclude all the targets that
1251 * don't provide get_gdb_reg_list; this could change with new targets.
1253 return !!target
->type
->get_gdb_reg_list
;
1256 int target_step(struct target
*target
,
1257 int current
, target_addr_t address
, int handle_breakpoints
)
1261 target_call_event_callbacks(target
, TARGET_EVENT_STEP_START
);
1263 retval
= target
->type
->step(target
, current
, address
, handle_breakpoints
);
1264 if (retval
!= ERROR_OK
)
1267 target_call_event_callbacks(target
, TARGET_EVENT_STEP_END
);
1272 int target_get_gdb_fileio_info(struct target
*target
, struct gdb_fileio_info
*fileio_info
)
1274 if (target
->state
!= TARGET_HALTED
) {
1275 LOG_WARNING("target %s is not halted (gdb fileio)", target
->cmd_name
);
1276 return ERROR_TARGET_NOT_HALTED
;
1278 return target
->type
->get_gdb_fileio_info(target
, fileio_info
);
1281 int target_gdb_fileio_end(struct target
*target
, int retcode
, int fileio_errno
, bool ctrl_c
)
1283 if (target
->state
!= TARGET_HALTED
) {
1284 LOG_WARNING("target %s is not halted (gdb fileio end)", target
->cmd_name
);
1285 return ERROR_TARGET_NOT_HALTED
;
1287 return target
->type
->gdb_fileio_end(target
, retcode
, fileio_errno
, ctrl_c
);
1290 target_addr_t
target_address_max(struct target
*target
)
1292 unsigned bits
= target_address_bits(target
);
1293 if (sizeof(target_addr_t
) * 8 == bits
)
1294 return (target_addr_t
) -1;
1296 return (((target_addr_t
) 1) << bits
) - 1;
1299 unsigned target_address_bits(struct target
*target
)
1301 if (target
->type
->address_bits
)
1302 return target
->type
->address_bits(target
);
1306 int target_profiling(struct target
*target
, uint32_t *samples
,
1307 uint32_t max_num_samples
, uint32_t *num_samples
, uint32_t seconds
)
1309 if (target
->state
!= TARGET_HALTED
) {
1310 LOG_WARNING("target %s is not halted (profiling)", target
->cmd_name
);
1311 return ERROR_TARGET_NOT_HALTED
;
1313 return target
->type
->profiling(target
, samples
, max_num_samples
,
1314 num_samples
, seconds
);
1318 * Reset the @c examined flag for the given target.
1319 * Pure paranoia -- targets are zeroed on allocation.
1321 static void target_reset_examined(struct target
*target
)
1323 target
->examined
= false;
1326 static int handle_target(void *priv
);
1328 static int target_init_one(struct command_context
*cmd_ctx
,
1329 struct target
*target
)
1331 target_reset_examined(target
);
1333 struct target_type
*type
= target
->type
;
1334 if (type
->examine
== NULL
)
1335 type
->examine
= default_examine
;
1337 if (type
->check_reset
== NULL
)
1338 type
->check_reset
= default_check_reset
;
1340 assert(type
->init_target
!= NULL
);
1342 int retval
= type
->init_target(cmd_ctx
, target
);
1343 if (ERROR_OK
!= retval
) {
1344 LOG_ERROR("target '%s' init failed", target_name(target
));
1348 /* Sanity-check MMU support ... stub in what we must, to help
1349 * implement it in stages, but warn if we need to do so.
1352 if (type
->virt2phys
== NULL
) {
1353 LOG_ERROR("type '%s' is missing virt2phys", type
->name
);
1354 type
->virt2phys
= identity_virt2phys
;
1357 /* Make sure no-MMU targets all behave the same: make no
1358 * distinction between physical and virtual addresses, and
1359 * ensure that virt2phys() is always an identity mapping.
1361 if (type
->write_phys_memory
|| type
->read_phys_memory
|| type
->virt2phys
)
1362 LOG_WARNING("type '%s' has bad MMU hooks", type
->name
);
1365 type
->write_phys_memory
= type
->write_memory
;
1366 type
->read_phys_memory
= type
->read_memory
;
1367 type
->virt2phys
= identity_virt2phys
;
1370 if (target
->type
->read_buffer
== NULL
)
1371 target
->type
->read_buffer
= target_read_buffer_default
;
1373 if (target
->type
->write_buffer
== NULL
)
1374 target
->type
->write_buffer
= target_write_buffer_default
;
1376 if (target
->type
->get_gdb_fileio_info
== NULL
)
1377 target
->type
->get_gdb_fileio_info
= target_get_gdb_fileio_info_default
;
1379 if (target
->type
->gdb_fileio_end
== NULL
)
1380 target
->type
->gdb_fileio_end
= target_gdb_fileio_end_default
;
1382 if (target
->type
->profiling
== NULL
)
1383 target
->type
->profiling
= target_profiling_default
;
1388 static int target_init(struct command_context
*cmd_ctx
)
1390 struct target
*target
;
1393 for (target
= all_targets
; target
; target
= target
->next
) {
1394 retval
= target_init_one(cmd_ctx
, target
);
1395 if (ERROR_OK
!= retval
)
1402 retval
= target_register_user_commands(cmd_ctx
);
1403 if (ERROR_OK
!= retval
)
1406 retval
= target_register_timer_callback(&handle_target
,
1407 polling_interval
, TARGET_TIMER_TYPE_PERIODIC
, cmd_ctx
->interp
);
1408 if (ERROR_OK
!= retval
)
1414 COMMAND_HANDLER(handle_target_init_command
)
1419 return ERROR_COMMAND_SYNTAX_ERROR
;
1421 static bool target_initialized
;
1422 if (target_initialized
) {
1423 LOG_INFO("'target init' has already been called");
1426 target_initialized
= true;
1428 retval
= command_run_line(CMD_CTX
, "init_targets");
1429 if (ERROR_OK
!= retval
)
1432 retval
= command_run_line(CMD_CTX
, "init_target_events");
1433 if (ERROR_OK
!= retval
)
1436 retval
= command_run_line(CMD_CTX
, "init_board");
1437 if (ERROR_OK
!= retval
)
1440 LOG_DEBUG("Initializing targets...");
1441 return target_init(CMD_CTX
);
1444 int target_register_event_callback(int (*callback
)(struct target
*target
,
1445 enum target_event event
, void *priv
), void *priv
)
1447 struct target_event_callback
**callbacks_p
= &target_event_callbacks
;
1449 if (callback
== NULL
)
1450 return ERROR_COMMAND_SYNTAX_ERROR
;
1453 while ((*callbacks_p
)->next
)
1454 callbacks_p
= &((*callbacks_p
)->next
);
1455 callbacks_p
= &((*callbacks_p
)->next
);
1458 (*callbacks_p
) = malloc(sizeof(struct target_event_callback
));
1459 (*callbacks_p
)->callback
= callback
;
1460 (*callbacks_p
)->priv
= priv
;
1461 (*callbacks_p
)->next
= NULL
;
1466 int target_register_reset_callback(int (*callback
)(struct target
*target
,
1467 enum target_reset_mode reset_mode
, void *priv
), void *priv
)
1469 struct target_reset_callback
*entry
;
1471 if (callback
== NULL
)
1472 return ERROR_COMMAND_SYNTAX_ERROR
;
1474 entry
= malloc(sizeof(struct target_reset_callback
));
1475 if (entry
== NULL
) {
1476 LOG_ERROR("error allocating buffer for reset callback entry");
1477 return ERROR_COMMAND_SYNTAX_ERROR
;
1480 entry
->callback
= callback
;
1482 list_add(&entry
->list
, &target_reset_callback_list
);
1488 int target_register_trace_callback(int (*callback
)(struct target
*target
,
1489 size_t len
, uint8_t *data
, void *priv
), void *priv
)
1491 struct target_trace_callback
*entry
;
1493 if (callback
== NULL
)
1494 return ERROR_COMMAND_SYNTAX_ERROR
;
1496 entry
= malloc(sizeof(struct target_trace_callback
));
1497 if (entry
== NULL
) {
1498 LOG_ERROR("error allocating buffer for trace callback entry");
1499 return ERROR_COMMAND_SYNTAX_ERROR
;
1502 entry
->callback
= callback
;
1504 list_add(&entry
->list
, &target_trace_callback_list
);
1510 int target_register_timer_callback(int (*callback
)(void *priv
),
1511 unsigned int time_ms
, enum target_timer_type type
, void *priv
)
1513 struct target_timer_callback
**callbacks_p
= &target_timer_callbacks
;
1515 if (callback
== NULL
)
1516 return ERROR_COMMAND_SYNTAX_ERROR
;
1519 while ((*callbacks_p
)->next
)
1520 callbacks_p
= &((*callbacks_p
)->next
);
1521 callbacks_p
= &((*callbacks_p
)->next
);
1524 (*callbacks_p
) = malloc(sizeof(struct target_timer_callback
));
1525 (*callbacks_p
)->callback
= callback
;
1526 (*callbacks_p
)->type
= type
;
1527 (*callbacks_p
)->time_ms
= time_ms
;
1528 (*callbacks_p
)->removed
= false;
1530 gettimeofday(&(*callbacks_p
)->when
, NULL
);
1531 timeval_add_time(&(*callbacks_p
)->when
, 0, time_ms
* 1000);
1533 (*callbacks_p
)->priv
= priv
;
1534 (*callbacks_p
)->next
= NULL
;
1539 int target_unregister_event_callback(int (*callback
)(struct target
*target
,
1540 enum target_event event
, void *priv
), void *priv
)
1542 struct target_event_callback
**p
= &target_event_callbacks
;
1543 struct target_event_callback
*c
= target_event_callbacks
;
1545 if (callback
== NULL
)
1546 return ERROR_COMMAND_SYNTAX_ERROR
;
1549 struct target_event_callback
*next
= c
->next
;
1550 if ((c
->callback
== callback
) && (c
->priv
== priv
)) {
1562 int target_unregister_reset_callback(int (*callback
)(struct target
*target
,
1563 enum target_reset_mode reset_mode
, void *priv
), void *priv
)
1565 struct target_reset_callback
*entry
;
1567 if (callback
== NULL
)
1568 return ERROR_COMMAND_SYNTAX_ERROR
;
1570 list_for_each_entry(entry
, &target_reset_callback_list
, list
) {
1571 if (entry
->callback
== callback
&& entry
->priv
== priv
) {
1572 list_del(&entry
->list
);
1581 int target_unregister_trace_callback(int (*callback
)(struct target
*target
,
1582 size_t len
, uint8_t *data
, void *priv
), void *priv
)
1584 struct target_trace_callback
*entry
;
1586 if (callback
== NULL
)
1587 return ERROR_COMMAND_SYNTAX_ERROR
;
1589 list_for_each_entry(entry
, &target_trace_callback_list
, list
) {
1590 if (entry
->callback
== callback
&& entry
->priv
== priv
) {
1591 list_del(&entry
->list
);
1600 int target_unregister_timer_callback(int (*callback
)(void *priv
), void *priv
)
1602 if (callback
== NULL
)
1603 return ERROR_COMMAND_SYNTAX_ERROR
;
1605 for (struct target_timer_callback
*c
= target_timer_callbacks
;
1607 if ((c
->callback
== callback
) && (c
->priv
== priv
)) {
1616 int target_call_event_callbacks(struct target
*target
, enum target_event event
)
1618 struct target_event_callback
*callback
= target_event_callbacks
;
1619 struct target_event_callback
*next_callback
;
1621 if (event
== TARGET_EVENT_HALTED
) {
1622 /* execute early halted first */
1623 target_call_event_callbacks(target
, TARGET_EVENT_GDB_HALT
);
1626 LOG_DEBUG("target event %i (%s) for core %s", event
,
1627 Jim_Nvp_value2name_simple(nvp_target_event
, event
)->name
,
1628 target_name(target
));
1630 target_handle_event(target
, event
);
1633 next_callback
= callback
->next
;
1634 callback
->callback(target
, event
, callback
->priv
);
1635 callback
= next_callback
;
1641 int target_call_reset_callbacks(struct target
*target
, enum target_reset_mode reset_mode
)
1643 struct target_reset_callback
*callback
;
1645 LOG_DEBUG("target reset %i (%s)", reset_mode
,
1646 Jim_Nvp_value2name_simple(nvp_reset_modes
, reset_mode
)->name
);
1648 list_for_each_entry(callback
, &target_reset_callback_list
, list
)
1649 callback
->callback(target
, reset_mode
, callback
->priv
);
1654 int target_call_trace_callbacks(struct target
*target
, size_t len
, uint8_t *data
)
1656 struct target_trace_callback
*callback
;
1658 list_for_each_entry(callback
, &target_trace_callback_list
, list
)
1659 callback
->callback(target
, len
, data
, callback
->priv
);
1664 static int target_timer_callback_periodic_restart(
1665 struct target_timer_callback
*cb
, struct timeval
*now
)
1668 timeval_add_time(&cb
->when
, 0, cb
->time_ms
* 1000L);
1672 static int target_call_timer_callback(struct target_timer_callback
*cb
,
1673 struct timeval
*now
)
1675 cb
->callback(cb
->priv
);
1677 if (cb
->type
== TARGET_TIMER_TYPE_PERIODIC
)
1678 return target_timer_callback_periodic_restart(cb
, now
);
1680 return target_unregister_timer_callback(cb
->callback
, cb
->priv
);
1683 static int target_call_timer_callbacks_check_time(int checktime
)
1685 static bool callback_processing
;
1687 /* Do not allow nesting */
1688 if (callback_processing
)
1691 callback_processing
= true;
1696 gettimeofday(&now
, NULL
);
1698 /* Store an address of the place containing a pointer to the
1699 * next item; initially, that's a standalone "root of the
1700 * list" variable. */
1701 struct target_timer_callback
**callback
= &target_timer_callbacks
;
1702 while (callback
&& *callback
) {
1703 if ((*callback
)->removed
) {
1704 struct target_timer_callback
*p
= *callback
;
1705 *callback
= (*callback
)->next
;
1710 bool call_it
= (*callback
)->callback
&&
1711 ((!checktime
&& (*callback
)->type
== TARGET_TIMER_TYPE_PERIODIC
) ||
1712 timeval_compare(&now
, &(*callback
)->when
) >= 0);
1715 target_call_timer_callback(*callback
, &now
);
1717 callback
= &(*callback
)->next
;
1720 callback_processing
= false;
1724 int target_call_timer_callbacks(void)
1726 return target_call_timer_callbacks_check_time(1);
1729 /* invoke periodic callbacks immediately */
1730 int target_call_timer_callbacks_now(void)
1732 return target_call_timer_callbacks_check_time(0);
1735 /* Prints the working area layout for debug purposes */
1736 static void print_wa_layout(struct target
*target
)
1738 struct working_area
*c
= target
->working_areas
;
1741 LOG_DEBUG("%c%c " TARGET_ADDR_FMT
"-" TARGET_ADDR_FMT
" (%" PRIu32
" bytes)",
1742 c
->backup
? 'b' : ' ', c
->free
? ' ' : '*',
1743 c
->address
, c
->address
+ c
->size
- 1, c
->size
);
1748 /* Reduce area to size bytes, create a new free area from the remaining bytes, if any. */
1749 static void target_split_working_area(struct working_area
*area
, uint32_t size
)
1751 assert(area
->free
); /* Shouldn't split an allocated area */
1752 assert(size
<= area
->size
); /* Caller should guarantee this */
1754 /* Split only if not already the right size */
1755 if (size
< area
->size
) {
1756 struct working_area
*new_wa
= malloc(sizeof(*new_wa
));
1761 new_wa
->next
= area
->next
;
1762 new_wa
->size
= area
->size
- size
;
1763 new_wa
->address
= area
->address
+ size
;
1764 new_wa
->backup
= NULL
;
1765 new_wa
->user
= NULL
;
1766 new_wa
->free
= true;
1768 area
->next
= new_wa
;
1771 /* If backup memory was allocated to this area, it has the wrong size
1772 * now so free it and it will be reallocated if/when needed */
1775 area
->backup
= NULL
;
1780 /* Merge all adjacent free areas into one */
1781 static void target_merge_working_areas(struct target
*target
)
1783 struct working_area
*c
= target
->working_areas
;
1785 while (c
&& c
->next
) {
1786 assert(c
->next
->address
== c
->address
+ c
->size
); /* This is an invariant */
1788 /* Find two adjacent free areas */
1789 if (c
->free
&& c
->next
->free
) {
1790 /* Merge the last into the first */
1791 c
->size
+= c
->next
->size
;
1793 /* Remove the last */
1794 struct working_area
*to_be_freed
= c
->next
;
1795 c
->next
= c
->next
->next
;
1796 if (to_be_freed
->backup
)
1797 free(to_be_freed
->backup
);
1800 /* If backup memory was allocated to the remaining area, it's has
1801 * the wrong size now */
1812 int target_alloc_working_area_try(struct target
*target
, uint32_t size
, struct working_area
**area
)
1814 /* Reevaluate working area address based on MMU state*/
1815 if (target
->working_areas
== NULL
) {
1819 retval
= target
->type
->mmu(target
, &enabled
);
1820 if (retval
!= ERROR_OK
)
1824 if (target
->working_area_phys_spec
) {
1825 LOG_DEBUG("MMU disabled, using physical "
1826 "address for working memory " TARGET_ADDR_FMT
,
1827 target
->working_area_phys
);
1828 target
->working_area
= target
->working_area_phys
;
1830 LOG_ERROR("No working memory available. "
1831 "Specify -work-area-phys to target.");
1832 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE
;
1835 if (target
->working_area_virt_spec
) {
1836 LOG_DEBUG("MMU enabled, using virtual "
1837 "address for working memory " TARGET_ADDR_FMT
,
1838 target
->working_area_virt
);
1839 target
->working_area
= target
->working_area_virt
;
1841 LOG_ERROR("No working memory available. "
1842 "Specify -work-area-virt to target.");
1843 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE
;
1847 /* Set up initial working area on first call */
1848 struct working_area
*new_wa
= malloc(sizeof(*new_wa
));
1850 new_wa
->next
= NULL
;
1851 new_wa
->size
= target
->working_area_size
& ~3UL; /* 4-byte align */
1852 new_wa
->address
= target
->working_area
;
1853 new_wa
->backup
= NULL
;
1854 new_wa
->user
= NULL
;
1855 new_wa
->free
= true;
1858 target
->working_areas
= new_wa
;
1861 /* only allocate multiples of 4 byte */
1863 size
= (size
+ 3) & (~3UL);
1865 struct working_area
*c
= target
->working_areas
;
1867 /* Find the first large enough working area */
1869 if (c
->free
&& c
->size
>= size
)
1875 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE
;
1877 /* Split the working area into the requested size */
1878 target_split_working_area(c
, size
);
1880 LOG_DEBUG("allocated new working area of %" PRIu32
" bytes at address " TARGET_ADDR_FMT
,
1883 if (target
->backup_working_area
) {
1884 if (c
->backup
== NULL
) {
1885 c
->backup
= malloc(c
->size
);
1886 if (c
->backup
== NULL
)
1890 int retval
= target_read_memory(target
, c
->address
, 4, c
->size
/ 4, c
->backup
);
1891 if (retval
!= ERROR_OK
)
1895 /* mark as used, and return the new (reused) area */
1902 print_wa_layout(target
);
1907 int target_alloc_working_area(struct target
*target
, uint32_t size
, struct working_area
**area
)
1911 retval
= target_alloc_working_area_try(target
, size
, area
);
1912 if (retval
== ERROR_TARGET_RESOURCE_NOT_AVAILABLE
)
1913 LOG_WARNING("not enough working area available(requested %"PRIu32
")", size
);
1918 static int target_restore_working_area(struct target
*target
, struct working_area
*area
)
1920 int retval
= ERROR_OK
;
1922 if (target
->backup_working_area
&& area
->backup
!= NULL
) {
1923 retval
= target_write_memory(target
, area
->address
, 4, area
->size
/ 4, area
->backup
);
1924 if (retval
!= ERROR_OK
)
1925 LOG_ERROR("failed to restore %" PRIu32
" bytes of working area at address " TARGET_ADDR_FMT
,
1926 area
->size
, area
->address
);
1932 /* Restore the area's backup memory, if any, and return the area to the allocation pool */
1933 static int target_free_working_area_restore(struct target
*target
, struct working_area
*area
, int restore
)
1935 int retval
= ERROR_OK
;
1941 retval
= target_restore_working_area(target
, area
);
1942 /* REVISIT: Perhaps the area should be freed even if restoring fails. */
1943 if (retval
!= ERROR_OK
)
1949 LOG_DEBUG("freed %" PRIu32
" bytes of working area at address " TARGET_ADDR_FMT
,
1950 area
->size
, area
->address
);
1952 /* mark user pointer invalid */
1953 /* TODO: Is this really safe? It points to some previous caller's memory.
1954 * How could we know that the area pointer is still in that place and not
1955 * some other vital data? What's the purpose of this, anyway? */
1959 target_merge_working_areas(target
);
1961 print_wa_layout(target
);
1966 int target_free_working_area(struct target
*target
, struct working_area
*area
)
1968 return target_free_working_area_restore(target
, area
, 1);
1971 /* free resources and restore memory, if restoring memory fails,
1972 * free up resources anyway
1974 static void target_free_all_working_areas_restore(struct target
*target
, int restore
)
1976 struct working_area
*c
= target
->working_areas
;
1978 LOG_DEBUG("freeing all working areas");
1980 /* Loop through all areas, restoring the allocated ones and marking them as free */
1984 target_restore_working_area(target
, c
);
1986 *c
->user
= NULL
; /* Same as above */
1992 /* Run a merge pass to combine all areas into one */
1993 target_merge_working_areas(target
);
1995 print_wa_layout(target
);
1998 void target_free_all_working_areas(struct target
*target
)
2000 target_free_all_working_areas_restore(target
, 1);
2002 /* Now we have none or only one working area marked as free */
2003 if (target
->working_areas
) {
2004 /* Free the last one to allow on-the-fly moving and resizing */
2005 free(target
->working_areas
->backup
);
2006 free(target
->working_areas
);
2007 target
->working_areas
= NULL
;
2011 /* Find the largest number of bytes that can be allocated */
2012 uint32_t target_get_working_area_avail(struct target
*target
)
2014 struct working_area
*c
= target
->working_areas
;
2015 uint32_t max_size
= 0;
2018 return target
->working_area_size
;
2021 if (c
->free
&& max_size
< c
->size
)
2030 static void target_destroy(struct target
*target
)
2032 if (target
->type
->deinit_target
)
2033 target
->type
->deinit_target(target
);
2035 if (target
->semihosting
)
2036 free(target
->semihosting
);
2038 jtag_unregister_event_callback(jtag_enable_callback
, target
);
2040 struct target_event_action
*teap
= target
->event_action
;
2042 struct target_event_action
*next
= teap
->next
;
2043 Jim_DecrRefCount(teap
->interp
, teap
->body
);
2048 target_free_all_working_areas(target
);
2050 /* release the targets SMP list */
2052 struct target_list
*head
= target
->head
;
2053 while (head
!= NULL
) {
2054 struct target_list
*pos
= head
->next
;
2055 head
->target
->smp
= 0;
2062 rtos_destroy(target
);
2064 free(target
->gdb_port_override
);
2066 free(target
->trace_info
);
2067 free(target
->fileio_info
);
2068 free(target
->cmd_name
);
2072 void target_quit(void)
2074 struct target_event_callback
*pe
= target_event_callbacks
;
2076 struct target_event_callback
*t
= pe
->next
;
2080 target_event_callbacks
= NULL
;
2082 struct target_timer_callback
*pt
= target_timer_callbacks
;
2084 struct target_timer_callback
*t
= pt
->next
;
2088 target_timer_callbacks
= NULL
;
2090 for (struct target
*target
= all_targets
; target
;) {
2094 target_destroy(target
);
2101 int target_arch_state(struct target
*target
)
2104 if (target
== NULL
) {
2105 LOG_WARNING("No target has been configured");
2109 if (target
->state
!= TARGET_HALTED
)
2112 retval
= target
->type
->arch_state(target
);
2116 static int target_get_gdb_fileio_info_default(struct target
*target
,
2117 struct gdb_fileio_info
*fileio_info
)
2119 /* If target does not support semi-hosting function, target
2120 has no need to provide .get_gdb_fileio_info callback.
2121 It just return ERROR_FAIL and gdb_server will return "Txx"
2122 as target halted every time. */
2126 static int target_gdb_fileio_end_default(struct target
*target
,
2127 int retcode
, int fileio_errno
, bool ctrl_c
)
2132 static int target_profiling_default(struct target
*target
, uint32_t *samples
,
2133 uint32_t max_num_samples
, uint32_t *num_samples
, uint32_t seconds
)
2135 struct timeval timeout
, now
;
2137 gettimeofday(&timeout
, NULL
);
2138 timeval_add_time(&timeout
, seconds
, 0);
2140 LOG_INFO("Starting profiling. Halting and resuming the"
2141 " target as often as we can...");
2143 uint32_t sample_count
= 0;
2144 /* hopefully it is safe to cache! We want to stop/restart as quickly as possible. */
2145 struct reg
*reg
= register_get_by_name(target
->reg_cache
, "pc", 1);
2147 int retval
= ERROR_OK
;
2149 target_poll(target
);
2150 if (target
->state
== TARGET_HALTED
) {
2151 uint32_t t
= buf_get_u32(reg
->value
, 0, 32);
2152 samples
[sample_count
++] = t
;
2153 /* current pc, addr = 0, do not handle breakpoints, not debugging */
2154 retval
= target_resume(target
, 1, 0, 0, 0);
2155 target_poll(target
);
2156 alive_sleep(10); /* sleep 10ms, i.e. <100 samples/second. */
2157 } else if (target
->state
== TARGET_RUNNING
) {
2158 /* We want to quickly sample the PC. */
2159 retval
= target_halt(target
);
2161 LOG_INFO("Target not halted or running");
2166 if (retval
!= ERROR_OK
)
2169 gettimeofday(&now
, NULL
);
2170 if ((sample_count
>= max_num_samples
) || timeval_compare(&now
, &timeout
) >= 0) {
2171 LOG_INFO("Profiling completed. %" PRIu32
" samples.", sample_count
);
2176 *num_samples
= sample_count
;
2180 /* Single aligned words are guaranteed to use 16 or 32 bit access
2181 * mode respectively, otherwise data is handled as quickly as
2184 int target_write_buffer(struct target
*target
, target_addr_t address
, uint32_t size
, const uint8_t *buffer
)
2186 LOG_DEBUG("writing buffer of %" PRIi32
" byte at " TARGET_ADDR_FMT
,
2189 if (!target_was_examined(target
)) {
2190 LOG_ERROR("Target not examined yet");
2197 if ((address
+ size
- 1) < address
) {
2198 /* GDB can request this when e.g. PC is 0xfffffffc */
2199 LOG_ERROR("address + size wrapped (" TARGET_ADDR_FMT
", 0x%08" PRIx32
")",
2205 return target
->type
->write_buffer(target
, address
, size
, buffer
);
2208 static int target_write_buffer_default(struct target
*target
,
2209 target_addr_t address
, uint32_t count
, const uint8_t *buffer
)
2213 /* Align up to maximum 4 bytes. The loop condition makes sure the next pass
2214 * will have something to do with the size we leave to it. */
2215 for (size
= 1; size
< 4 && count
>= size
* 2 + (address
& size
); size
*= 2) {
2216 if (address
& size
) {
2217 int retval
= target_write_memory(target
, address
, size
, 1, buffer
);
2218 if (retval
!= ERROR_OK
)
2226 /* Write the data with as large access size as possible. */
2227 for (; size
> 0; size
/= 2) {
2228 uint32_t aligned
= count
- count
% size
;
2230 int retval
= target_write_memory(target
, address
, size
, aligned
/ size
, buffer
);
2231 if (retval
!= ERROR_OK
)
2242 /* Single aligned words are guaranteed to use 16 or 32 bit access
2243 * mode respectively, otherwise data is handled as quickly as
2246 int target_read_buffer(struct target
*target
, target_addr_t address
, uint32_t size
, uint8_t *buffer
)
2248 LOG_DEBUG("reading buffer of %" PRIi32
" byte at " TARGET_ADDR_FMT
,
2251 if (!target_was_examined(target
)) {
2252 LOG_ERROR("Target not examined yet");
2259 if ((address
+ size
- 1) < address
) {
2260 /* GDB can request this when e.g. PC is 0xfffffffc */
2261 LOG_ERROR("address + size wrapped (" TARGET_ADDR_FMT
", 0x%08" PRIx32
")",
2267 return target
->type
->read_buffer(target
, address
, size
, buffer
);
2270 static int target_read_buffer_default(struct target
*target
, target_addr_t address
, uint32_t count
, uint8_t *buffer
)
2274 /* Align up to maximum 4 bytes. The loop condition makes sure the next pass
2275 * will have something to do with the size we leave to it. */
2276 for (size
= 1; size
< 4 && count
>= size
* 2 + (address
& size
); size
*= 2) {
2277 if (address
& size
) {
2278 int retval
= target_read_memory(target
, address
, size
, 1, buffer
);
2279 if (retval
!= ERROR_OK
)
2287 /* Read the data with as large access size as possible. */
2288 for (; size
> 0; size
/= 2) {
2289 uint32_t aligned
= count
- count
% size
;
2291 int retval
= target_read_memory(target
, address
, size
, aligned
/ size
, buffer
);
2292 if (retval
!= ERROR_OK
)
2303 int target_checksum_memory(struct target
*target
, target_addr_t address
, uint32_t size
, uint32_t *crc
)
2308 uint32_t checksum
= 0;
2309 if (!target_was_examined(target
)) {
2310 LOG_ERROR("Target not examined yet");
2314 retval
= target
->type
->checksum_memory(target
, address
, size
, &checksum
);
2315 if (retval
!= ERROR_OK
) {
2316 buffer
= malloc(size
);
2317 if (buffer
== NULL
) {
2318 LOG_ERROR("error allocating buffer for section (%" PRId32
" bytes)", size
);
2319 return ERROR_COMMAND_SYNTAX_ERROR
;
2321 retval
= target_read_buffer(target
, address
, size
, buffer
);
2322 if (retval
!= ERROR_OK
) {
2327 /* convert to target endianness */
2328 for (i
= 0; i
< (size
/sizeof(uint32_t)); i
++) {
2329 uint32_t target_data
;
2330 target_data
= target_buffer_get_u32(target
, &buffer
[i
*sizeof(uint32_t)]);
2331 target_buffer_set_u32(target
, &buffer
[i
*sizeof(uint32_t)], target_data
);
2334 retval
= image_calculate_checksum(buffer
, size
, &checksum
);
2343 int target_blank_check_memory(struct target
*target
,
2344 struct target_memory_check_block
*blocks
, int num_blocks
,
2345 uint8_t erased_value
)
2347 if (!target_was_examined(target
)) {
2348 LOG_ERROR("Target not examined yet");
2352 if (target
->type
->blank_check_memory
== NULL
)
2353 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE
;
2355 return target
->type
->blank_check_memory(target
, blocks
, num_blocks
, erased_value
);
2358 int target_read_u64(struct target
*target
, target_addr_t address
, uint64_t *value
)
2360 uint8_t value_buf
[8];
2361 if (!target_was_examined(target
)) {
2362 LOG_ERROR("Target not examined yet");
2366 int retval
= target_read_memory(target
, address
, 8, 1, value_buf
);
2368 if (retval
== ERROR_OK
) {
2369 *value
= target_buffer_get_u64(target
, value_buf
);
2370 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%16.16" PRIx64
"",
2375 LOG_DEBUG("address: " TARGET_ADDR_FMT
" failed",
2382 int target_read_u32(struct target
*target
, target_addr_t address
, uint32_t *value
)
2384 uint8_t value_buf
[4];
2385 if (!target_was_examined(target
)) {
2386 LOG_ERROR("Target not examined yet");
2390 int retval
= target_read_memory(target
, address
, 4, 1, value_buf
);
2392 if (retval
== ERROR_OK
) {
2393 *value
= target_buffer_get_u32(target
, value_buf
);
2394 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%8.8" PRIx32
"",
2399 LOG_DEBUG("address: " TARGET_ADDR_FMT
" failed",
2406 int target_read_u16(struct target
*target
, target_addr_t address
, uint16_t *value
)
2408 uint8_t value_buf
[2];
2409 if (!target_was_examined(target
)) {
2410 LOG_ERROR("Target not examined yet");
2414 int retval
= target_read_memory(target
, address
, 2, 1, value_buf
);
2416 if (retval
== ERROR_OK
) {
2417 *value
= target_buffer_get_u16(target
, value_buf
);
2418 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%4.4" PRIx16
,
2423 LOG_DEBUG("address: " TARGET_ADDR_FMT
" failed",
2430 int target_read_u8(struct target
*target
, target_addr_t address
, uint8_t *value
)
2432 if (!target_was_examined(target
)) {
2433 LOG_ERROR("Target not examined yet");
2437 int retval
= target_read_memory(target
, address
, 1, 1, value
);
2439 if (retval
== ERROR_OK
) {
2440 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%2.2" PRIx8
,
2445 LOG_DEBUG("address: " TARGET_ADDR_FMT
" failed",
2452 int target_write_u64(struct target
*target
, target_addr_t address
, uint64_t value
)
2455 uint8_t value_buf
[8];
2456 if (!target_was_examined(target
)) {
2457 LOG_ERROR("Target not examined yet");
2461 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%16.16" PRIx64
"",
2465 target_buffer_set_u64(target
, value_buf
, value
);
2466 retval
= target_write_memory(target
, address
, 8, 1, value_buf
);
2467 if (retval
!= ERROR_OK
)
2468 LOG_DEBUG("failed: %i", retval
);
2473 int target_write_u32(struct target
*target
, target_addr_t address
, uint32_t value
)
2476 uint8_t value_buf
[4];
2477 if (!target_was_examined(target
)) {
2478 LOG_ERROR("Target not examined yet");
2482 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%8.8" PRIx32
"",
2486 target_buffer_set_u32(target
, value_buf
, value
);
2487 retval
= target_write_memory(target
, address
, 4, 1, value_buf
);
2488 if (retval
!= ERROR_OK
)
2489 LOG_DEBUG("failed: %i", retval
);
2494 int target_write_u16(struct target
*target
, target_addr_t address
, uint16_t value
)
2497 uint8_t value_buf
[2];
2498 if (!target_was_examined(target
)) {
2499 LOG_ERROR("Target not examined yet");
2503 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%8.8" PRIx16
,
2507 target_buffer_set_u16(target
, value_buf
, value
);
2508 retval
= target_write_memory(target
, address
, 2, 1, value_buf
);
2509 if (retval
!= ERROR_OK
)
2510 LOG_DEBUG("failed: %i", retval
);
2515 int target_write_u8(struct target
*target
, target_addr_t address
, uint8_t value
)
2518 if (!target_was_examined(target
)) {
2519 LOG_ERROR("Target not examined yet");
2523 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%2.2" PRIx8
,
2526 retval
= target_write_memory(target
, address
, 1, 1, &value
);
2527 if (retval
!= ERROR_OK
)
2528 LOG_DEBUG("failed: %i", retval
);
2533 int target_write_phys_u64(struct target
*target
, target_addr_t address
, uint64_t value
)
2536 uint8_t value_buf
[8];
2537 if (!target_was_examined(target
)) {
2538 LOG_ERROR("Target not examined yet");
2542 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%16.16" PRIx64
"",
2546 target_buffer_set_u64(target
, value_buf
, value
);
2547 retval
= target_write_phys_memory(target
, address
, 8, 1, value_buf
);
2548 if (retval
!= ERROR_OK
)
2549 LOG_DEBUG("failed: %i", retval
);
2554 int target_write_phys_u32(struct target
*target
, target_addr_t address
, uint32_t value
)
2557 uint8_t value_buf
[4];
2558 if (!target_was_examined(target
)) {
2559 LOG_ERROR("Target not examined yet");
2563 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%8.8" PRIx32
"",
2567 target_buffer_set_u32(target
, value_buf
, value
);
2568 retval
= target_write_phys_memory(target
, address
, 4, 1, value_buf
);
2569 if (retval
!= ERROR_OK
)
2570 LOG_DEBUG("failed: %i", retval
);
2575 int target_write_phys_u16(struct target
*target
, target_addr_t address
, uint16_t value
)
2578 uint8_t value_buf
[2];
2579 if (!target_was_examined(target
)) {
2580 LOG_ERROR("Target not examined yet");
2584 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%8.8" PRIx16
,
2588 target_buffer_set_u16(target
, value_buf
, value
);
2589 retval
= target_write_phys_memory(target
, address
, 2, 1, value_buf
);
2590 if (retval
!= ERROR_OK
)
2591 LOG_DEBUG("failed: %i", retval
);
2596 int target_write_phys_u8(struct target
*target
, target_addr_t address
, uint8_t value
)
2599 if (!target_was_examined(target
)) {
2600 LOG_ERROR("Target not examined yet");
2604 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%2.2" PRIx8
,
2607 retval
= target_write_phys_memory(target
, address
, 1, 1, &value
);
2608 if (retval
!= ERROR_OK
)
2609 LOG_DEBUG("failed: %i", retval
);
2614 static int find_target(struct command_invocation
*cmd
, const char *name
)
2616 struct target
*target
= get_target(name
);
2617 if (target
== NULL
) {
2618 command_print(cmd
, "Target: %s is unknown, try one of:\n", name
);
2621 if (!target
->tap
->enabled
) {
2622 command_print(cmd
, "Target: TAP %s is disabled, "
2623 "can't be the current target\n",
2624 target
->tap
->dotted_name
);
2628 cmd
->ctx
->current_target
= target
;
2629 if (cmd
->ctx
->current_target_override
)
2630 cmd
->ctx
->current_target_override
= target
;
2636 COMMAND_HANDLER(handle_targets_command
)
2638 int retval
= ERROR_OK
;
2639 if (CMD_ARGC
== 1) {
2640 retval
= find_target(CMD
, CMD_ARGV
[0]);
2641 if (retval
== ERROR_OK
) {
2647 struct target
*target
= all_targets
;
2648 command_print(CMD
, " TargetName Type Endian TapName State ");
2649 command_print(CMD
, "-- ------------------ ---------- ------ ------------------ ------------");
2654 if (target
->tap
->enabled
)
2655 state
= target_state_name(target
);
2657 state
= "tap-disabled";
2659 if (CMD_CTX
->current_target
== target
)
2662 /* keep columns lined up to match the headers above */
2664 "%2d%c %-18s %-10s %-6s %-18s %s",
2665 target
->target_number
,
2667 target_name(target
),
2668 target_type_name(target
),
2669 Jim_Nvp_value2name_simple(nvp_target_endian
,
2670 target
->endianness
)->name
,
2671 target
->tap
->dotted_name
,
2673 target
= target
->next
;
2679 /* every 300ms we check for reset & powerdropout and issue a "reset halt" if so. */
2681 static int powerDropout
;
2682 static int srstAsserted
;
2684 static int runPowerRestore
;
2685 static int runPowerDropout
;
2686 static int runSrstAsserted
;
2687 static int runSrstDeasserted
;
2689 static int sense_handler(void)
2691 static int prevSrstAsserted
;
2692 static int prevPowerdropout
;
2694 int retval
= jtag_power_dropout(&powerDropout
);
2695 if (retval
!= ERROR_OK
)
2699 powerRestored
= prevPowerdropout
&& !powerDropout
;
2701 runPowerRestore
= 1;
2703 int64_t current
= timeval_ms();
2704 static int64_t lastPower
;
2705 bool waitMore
= lastPower
+ 2000 > current
;
2706 if (powerDropout
&& !waitMore
) {
2707 runPowerDropout
= 1;
2708 lastPower
= current
;
2711 retval
= jtag_srst_asserted(&srstAsserted
);
2712 if (retval
!= ERROR_OK
)
2716 srstDeasserted
= prevSrstAsserted
&& !srstAsserted
;
2718 static int64_t lastSrst
;
2719 waitMore
= lastSrst
+ 2000 > current
;
2720 if (srstDeasserted
&& !waitMore
) {
2721 runSrstDeasserted
= 1;
2725 if (!prevSrstAsserted
&& srstAsserted
)
2726 runSrstAsserted
= 1;
2728 prevSrstAsserted
= srstAsserted
;
2729 prevPowerdropout
= powerDropout
;
2731 if (srstDeasserted
|| powerRestored
) {
2732 /* Other than logging the event we can't do anything here.
2733 * Issuing a reset is a particularly bad idea as we might
2734 * be inside a reset already.
2741 /* process target state changes */
2742 static int handle_target(void *priv
)
2744 Jim_Interp
*interp
= (Jim_Interp
*)priv
;
2745 int retval
= ERROR_OK
;
2747 if (!is_jtag_poll_safe()) {
2748 /* polling is disabled currently */
2752 /* we do not want to recurse here... */
2753 static int recursive
;
2757 /* danger! running these procedures can trigger srst assertions and power dropouts.
2758 * We need to avoid an infinite loop/recursion here and we do that by
2759 * clearing the flags after running these events.
2761 int did_something
= 0;
2762 if (runSrstAsserted
) {
2763 LOG_INFO("srst asserted detected, running srst_asserted proc.");
2764 Jim_Eval(interp
, "srst_asserted");
2767 if (runSrstDeasserted
) {
2768 Jim_Eval(interp
, "srst_deasserted");
2771 if (runPowerDropout
) {
2772 LOG_INFO("Power dropout detected, running power_dropout proc.");
2773 Jim_Eval(interp
, "power_dropout");
2776 if (runPowerRestore
) {
2777 Jim_Eval(interp
, "power_restore");
2781 if (did_something
) {
2782 /* clear detect flags */
2786 /* clear action flags */
2788 runSrstAsserted
= 0;
2789 runSrstDeasserted
= 0;
2790 runPowerRestore
= 0;
2791 runPowerDropout
= 0;
2796 /* Poll targets for state changes unless that's globally disabled.
2797 * Skip targets that are currently disabled.
2799 for (struct target
*target
= all_targets
;
2800 is_jtag_poll_safe() && target
;
2801 target
= target
->next
) {
2803 if (!target_was_examined(target
))
2806 if (!target
->tap
->enabled
)
2809 if (target
->backoff
.times
> target
->backoff
.count
) {
2810 /* do not poll this time as we failed previously */
2811 target
->backoff
.count
++;
2814 target
->backoff
.count
= 0;
2816 /* only poll target if we've got power and srst isn't asserted */
2817 if (!powerDropout
&& !srstAsserted
) {
2818 /* polling may fail silently until the target has been examined */
2819 retval
= target_poll(target
);
2820 if (retval
!= ERROR_OK
) {
2821 /* 100ms polling interval. Increase interval between polling up to 5000ms */
2822 if (target
->backoff
.times
* polling_interval
< 5000) {
2823 target
->backoff
.times
*= 2;
2824 target
->backoff
.times
++;
2827 /* Tell GDB to halt the debugger. This allows the user to
2828 * run monitor commands to handle the situation.
2830 target_call_event_callbacks(target
, TARGET_EVENT_GDB_HALT
);
2832 if (target
->backoff
.times
> 0) {
2833 LOG_USER("Polling target %s failed, trying to reexamine", target_name(target
));
2834 target_reset_examined(target
);
2835 retval
= target_examine_one(target
);
2836 /* Target examination could have failed due to unstable connection,
2837 * but we set the examined flag anyway to repoll it later */
2838 if (retval
!= ERROR_OK
) {
2839 target
->examined
= true;
2840 LOG_USER("Examination failed, GDB will be halted. Polling again in %dms",
2841 target
->backoff
.times
* polling_interval
);
2846 /* Since we succeeded, we reset backoff count */
2847 target
->backoff
.times
= 0;
2854 COMMAND_HANDLER(handle_reg_command
)
2856 struct target
*target
;
2857 struct reg
*reg
= NULL
;
2863 target
= get_current_target(CMD_CTX
);
2865 /* list all available registers for the current target */
2866 if (CMD_ARGC
== 0) {
2867 struct reg_cache
*cache
= target
->reg_cache
;
2873 command_print(CMD
, "===== %s", cache
->name
);
2875 for (i
= 0, reg
= cache
->reg_list
;
2876 i
< cache
->num_regs
;
2877 i
++, reg
++, count
++) {
2878 if (reg
->exist
== false)
2880 /* only print cached values if they are valid */
2882 value
= buf_to_str(reg
->value
,
2885 "(%i) %s (/%" PRIu32
"): 0x%s%s",
2893 command_print(CMD
, "(%i) %s (/%" PRIu32
")",
2898 cache
= cache
->next
;
2904 /* access a single register by its ordinal number */
2905 if ((CMD_ARGV
[0][0] >= '0') && (CMD_ARGV
[0][0] <= '9')) {
2907 COMMAND_PARSE_NUMBER(uint
, CMD_ARGV
[0], num
);
2909 struct reg_cache
*cache
= target
->reg_cache
;
2913 for (i
= 0; i
< cache
->num_regs
; i
++) {
2914 if (count
++ == num
) {
2915 reg
= &cache
->reg_list
[i
];
2921 cache
= cache
->next
;
2925 command_print(CMD
, "%i is out of bounds, the current target "
2926 "has only %i registers (0 - %i)", num
, count
, count
- 1);
2930 /* access a single register by its name */
2931 reg
= register_get_by_name(target
->reg_cache
, CMD_ARGV
[0], 1);
2937 assert(reg
!= NULL
); /* give clang a hint that we *know* reg is != NULL here */
2942 /* display a register */
2943 if ((CMD_ARGC
== 1) || ((CMD_ARGC
== 2) && !((CMD_ARGV
[1][0] >= '0')
2944 && (CMD_ARGV
[1][0] <= '9')))) {
2945 if ((CMD_ARGC
== 2) && (strcmp(CMD_ARGV
[1], "force") == 0))
2948 if (reg
->valid
== 0)
2949 reg
->type
->get(reg
);
2950 value
= buf_to_str(reg
->value
, reg
->size
, 16);
2951 command_print(CMD
, "%s (/%i): 0x%s", reg
->name
, (int)(reg
->size
), value
);
2956 /* set register value */
2957 if (CMD_ARGC
== 2) {
2958 uint8_t *buf
= malloc(DIV_ROUND_UP(reg
->size
, 8));
2961 str_to_buf(CMD_ARGV
[1], strlen(CMD_ARGV
[1]), buf
, reg
->size
, 0);
2963 reg
->type
->set(reg
, buf
);
2965 value
= buf_to_str(reg
->value
, reg
->size
, 16);
2966 command_print(CMD
, "%s (/%i): 0x%s", reg
->name
, (int)(reg
->size
), value
);
2974 return ERROR_COMMAND_SYNTAX_ERROR
;
2977 command_print(CMD
, "register %s not found in current target", CMD_ARGV
[0]);
2981 COMMAND_HANDLER(handle_poll_command
)
2983 int retval
= ERROR_OK
;
2984 struct target
*target
= get_current_target(CMD_CTX
);
2986 if (CMD_ARGC
== 0) {
2987 command_print(CMD
, "background polling: %s",
2988 jtag_poll_get_enabled() ? "on" : "off");
2989 command_print(CMD
, "TAP: %s (%s)",
2990 target
->tap
->dotted_name
,
2991 target
->tap
->enabled
? "enabled" : "disabled");
2992 if (!target
->tap
->enabled
)
2994 retval
= target_poll(target
);
2995 if (retval
!= ERROR_OK
)
2997 retval
= target_arch_state(target
);
2998 if (retval
!= ERROR_OK
)
3000 } else if (CMD_ARGC
== 1) {
3002 COMMAND_PARSE_ON_OFF(CMD_ARGV
[0], enable
);
3003 jtag_poll_set_enabled(enable
);
3005 return ERROR_COMMAND_SYNTAX_ERROR
;
3010 COMMAND_HANDLER(handle_wait_halt_command
)
3013 return ERROR_COMMAND_SYNTAX_ERROR
;
3015 unsigned ms
= DEFAULT_HALT_TIMEOUT
;
3016 if (1 == CMD_ARGC
) {
3017 int retval
= parse_uint(CMD_ARGV
[0], &ms
);
3018 if (ERROR_OK
!= retval
)
3019 return ERROR_COMMAND_SYNTAX_ERROR
;
3022 struct target
*target
= get_current_target(CMD_CTX
);
3023 return target_wait_state(target
, TARGET_HALTED
, ms
);
3026 /* wait for target state to change. The trick here is to have a low
3027 * latency for short waits and not to suck up all the CPU time
3030 * After 500ms, keep_alive() is invoked
3032 int target_wait_state(struct target
*target
, enum target_state state
, int ms
)
3035 int64_t then
= 0, cur
;
3039 retval
= target_poll(target
);
3040 if (retval
!= ERROR_OK
)
3042 if (target
->state
== state
)
3047 then
= timeval_ms();
3048 LOG_DEBUG("waiting for target %s...",
3049 Jim_Nvp_value2name_simple(nvp_target_state
, state
)->name
);
3055 if ((cur
-then
) > ms
) {
3056 LOG_ERROR("timed out while waiting for target %s",
3057 Jim_Nvp_value2name_simple(nvp_target_state
, state
)->name
);
3065 COMMAND_HANDLER(handle_halt_command
)
3069 struct target
*target
= get_current_target(CMD_CTX
);
3071 target
->verbose_halt_msg
= true;
3073 int retval
= target_halt(target
);
3074 if (ERROR_OK
!= retval
)
3077 if (CMD_ARGC
== 1) {
3078 unsigned wait_local
;
3079 retval
= parse_uint(CMD_ARGV
[0], &wait_local
);
3080 if (ERROR_OK
!= retval
)
3081 return ERROR_COMMAND_SYNTAX_ERROR
;
3086 return CALL_COMMAND_HANDLER(handle_wait_halt_command
);
3089 COMMAND_HANDLER(handle_soft_reset_halt_command
)
3091 struct target
*target
= get_current_target(CMD_CTX
);
3093 LOG_USER("requesting target halt and executing a soft reset");
3095 target_soft_reset_halt(target
);
3100 COMMAND_HANDLER(handle_reset_command
)
3103 return ERROR_COMMAND_SYNTAX_ERROR
;
3105 enum target_reset_mode reset_mode
= RESET_RUN
;
3106 if (CMD_ARGC
== 1) {
3108 n
= Jim_Nvp_name2value_simple(nvp_reset_modes
, CMD_ARGV
[0]);
3109 if ((n
->name
== NULL
) || (n
->value
== RESET_UNKNOWN
))
3110 return ERROR_COMMAND_SYNTAX_ERROR
;
3111 reset_mode
= n
->value
;
3114 /* reset *all* targets */
3115 return target_process_reset(CMD
, reset_mode
);
3119 COMMAND_HANDLER(handle_resume_command
)
3123 return ERROR_COMMAND_SYNTAX_ERROR
;
3125 struct target
*target
= get_current_target(CMD_CTX
);
3127 /* with no CMD_ARGV, resume from current pc, addr = 0,
3128 * with one arguments, addr = CMD_ARGV[0],
3129 * handle breakpoints, not debugging */
3130 target_addr_t addr
= 0;
3131 if (CMD_ARGC
== 1) {
3132 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], addr
);
3136 return target_resume(target
, current
, addr
, 1, 0);
3139 COMMAND_HANDLER(handle_step_command
)
3142 return ERROR_COMMAND_SYNTAX_ERROR
;
3146 /* with no CMD_ARGV, step from current pc, addr = 0,
3147 * with one argument addr = CMD_ARGV[0],
3148 * handle breakpoints, debugging */
3149 target_addr_t addr
= 0;
3151 if (CMD_ARGC
== 1) {
3152 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], addr
);
3156 struct target
*target
= get_current_target(CMD_CTX
);
3158 return target_step(target
, current_pc
, addr
, 1);
3161 void target_handle_md_output(struct command_invocation
*cmd
,
3162 struct target
*target
, target_addr_t address
, unsigned size
,
3163 unsigned count
, const uint8_t *buffer
)
3165 const unsigned line_bytecnt
= 32;
3166 unsigned line_modulo
= line_bytecnt
/ size
;
3168 char output
[line_bytecnt
* 4 + 1];
3169 unsigned output_len
= 0;
3171 const char *value_fmt
;
3174 value_fmt
= "%16.16"PRIx64
" ";
3177 value_fmt
= "%8.8"PRIx64
" ";
3180 value_fmt
= "%4.4"PRIx64
" ";
3183 value_fmt
= "%2.2"PRIx64
" ";
3186 /* "can't happen", caller checked */
3187 LOG_ERROR("invalid memory read size: %u", size
);
3191 for (unsigned i
= 0; i
< count
; i
++) {
3192 if (i
% line_modulo
== 0) {
3193 output_len
+= snprintf(output
+ output_len
,
3194 sizeof(output
) - output_len
,
3195 TARGET_ADDR_FMT
": ",
3196 (address
+ (i
* size
)));
3200 const uint8_t *value_ptr
= buffer
+ i
* size
;
3203 value
= target_buffer_get_u64(target
, value_ptr
);
3206 value
= target_buffer_get_u32(target
, value_ptr
);
3209 value
= target_buffer_get_u16(target
, value_ptr
);
3214 output_len
+= snprintf(output
+ output_len
,
3215 sizeof(output
) - output_len
,
3218 if ((i
% line_modulo
== line_modulo
- 1) || (i
== count
- 1)) {
3219 command_print(cmd
, "%s", output
);
3225 COMMAND_HANDLER(handle_md_command
)
3228 return ERROR_COMMAND_SYNTAX_ERROR
;
3231 switch (CMD_NAME
[2]) {
3245 return ERROR_COMMAND_SYNTAX_ERROR
;
3248 bool physical
= strcmp(CMD_ARGV
[0], "phys") == 0;
3249 int (*fn
)(struct target
*target
,
3250 target_addr_t address
, uint32_t size_value
, uint32_t count
, uint8_t *buffer
);
3254 fn
= target_read_phys_memory
;
3256 fn
= target_read_memory
;
3257 if ((CMD_ARGC
< 1) || (CMD_ARGC
> 2))
3258 return ERROR_COMMAND_SYNTAX_ERROR
;
3260 target_addr_t address
;
3261 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], address
);
3265 COMMAND_PARSE_NUMBER(uint
, CMD_ARGV
[1], count
);
3267 uint8_t *buffer
= calloc(count
, size
);
3268 if (buffer
== NULL
) {
3269 LOG_ERROR("Failed to allocate md read buffer");
3273 struct target
*target
= get_current_target(CMD_CTX
);
3274 int retval
= fn(target
, address
, size
, count
, buffer
);
3275 if (ERROR_OK
== retval
)
3276 target_handle_md_output(CMD
, target
, address
, size
, count
, buffer
);
3283 typedef int (*target_write_fn
)(struct target
*target
,
3284 target_addr_t address
, uint32_t size
, uint32_t count
, const uint8_t *buffer
);
3286 static int target_fill_mem(struct target
*target
,
3287 target_addr_t address
,
3295 /* We have to write in reasonably large chunks to be able
3296 * to fill large memory areas with any sane speed */
3297 const unsigned chunk_size
= 16384;
3298 uint8_t *target_buf
= malloc(chunk_size
* data_size
);
3299 if (target_buf
== NULL
) {
3300 LOG_ERROR("Out of memory");
3304 for (unsigned i
= 0; i
< chunk_size
; i
++) {
3305 switch (data_size
) {
3307 target_buffer_set_u64(target
, target_buf
+ i
* data_size
, b
);
3310 target_buffer_set_u32(target
, target_buf
+ i
* data_size
, b
);
3313 target_buffer_set_u16(target
, target_buf
+ i
* data_size
, b
);
3316 target_buffer_set_u8(target
, target_buf
+ i
* data_size
, b
);
3323 int retval
= ERROR_OK
;
3325 for (unsigned x
= 0; x
< c
; x
+= chunk_size
) {
3328 if (current
> chunk_size
)
3329 current
= chunk_size
;
3330 retval
= fn(target
, address
+ x
* data_size
, data_size
, current
, target_buf
);
3331 if (retval
!= ERROR_OK
)
3333 /* avoid GDB timeouts */
3342 COMMAND_HANDLER(handle_mw_command
)
3345 return ERROR_COMMAND_SYNTAX_ERROR
;
3346 bool physical
= strcmp(CMD_ARGV
[0], "phys") == 0;
3351 fn
= target_write_phys_memory
;
3353 fn
= target_write_memory
;
3354 if ((CMD_ARGC
< 2) || (CMD_ARGC
> 3))
3355 return ERROR_COMMAND_SYNTAX_ERROR
;
3357 target_addr_t address
;
3358 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], address
);
3361 COMMAND_PARSE_NUMBER(u64
, CMD_ARGV
[1], value
);
3365 COMMAND_PARSE_NUMBER(uint
, CMD_ARGV
[2], count
);
3367 struct target
*target
= get_current_target(CMD_CTX
);
3369 switch (CMD_NAME
[2]) {
3383 return ERROR_COMMAND_SYNTAX_ERROR
;
3386 return target_fill_mem(target
, address
, fn
, wordsize
, value
, count
);
3389 static COMMAND_HELPER(parse_load_image_command_CMD_ARGV
, struct image
*image
,
3390 target_addr_t
*min_address
, target_addr_t
*max_address
)
3392 if (CMD_ARGC
< 1 || CMD_ARGC
> 5)
3393 return ERROR_COMMAND_SYNTAX_ERROR
;
3395 /* a base address isn't always necessary,
3396 * default to 0x0 (i.e. don't relocate) */
3397 if (CMD_ARGC
>= 2) {
3399 COMMAND_PARSE_ADDRESS(CMD_ARGV
[1], addr
);
3400 image
->base_address
= addr
;
3401 image
->base_address_set
= 1;
3403 image
->base_address_set
= 0;
3405 image
->start_address_set
= 0;
3408 COMMAND_PARSE_ADDRESS(CMD_ARGV
[3], *min_address
);
3409 if (CMD_ARGC
== 5) {
3410 COMMAND_PARSE_ADDRESS(CMD_ARGV
[4], *max_address
);
3411 /* use size (given) to find max (required) */
3412 *max_address
+= *min_address
;
3415 if (*min_address
> *max_address
)
3416 return ERROR_COMMAND_SYNTAX_ERROR
;
3421 COMMAND_HANDLER(handle_load_image_command
)
3425 uint32_t image_size
;
3426 target_addr_t min_address
= 0;
3427 target_addr_t max_address
= -1;
3431 int retval
= CALL_COMMAND_HANDLER(parse_load_image_command_CMD_ARGV
,
3432 &image
, &min_address
, &max_address
);
3433 if (ERROR_OK
!= retval
)
3436 struct target
*target
= get_current_target(CMD_CTX
);
3438 struct duration bench
;
3439 duration_start(&bench
);
3441 if (image_open(&image
, CMD_ARGV
[0], (CMD_ARGC
>= 3) ? CMD_ARGV
[2] : NULL
) != ERROR_OK
)
3446 for (i
= 0; i
< image
.num_sections
; i
++) {
3447 buffer
= malloc(image
.sections
[i
].size
);
3448 if (buffer
== NULL
) {
3450 "error allocating buffer for section (%d bytes)",
3451 (int)(image
.sections
[i
].size
));
3452 retval
= ERROR_FAIL
;
3456 retval
= image_read_section(&image
, i
, 0x0, image
.sections
[i
].size
, buffer
, &buf_cnt
);
3457 if (retval
!= ERROR_OK
) {
3462 uint32_t offset
= 0;
3463 uint32_t length
= buf_cnt
;
3465 /* DANGER!!! beware of unsigned comparision here!!! */
3467 if ((image
.sections
[i
].base_address
+ buf_cnt
>= min_address
) &&
3468 (image
.sections
[i
].base_address
< max_address
)) {
3470 if (image
.sections
[i
].base_address
< min_address
) {
3471 /* clip addresses below */
3472 offset
+= min_address
-image
.sections
[i
].base_address
;
3476 if (image
.sections
[i
].base_address
+ buf_cnt
> max_address
)
3477 length
-= (image
.sections
[i
].base_address
+ buf_cnt
)-max_address
;
3479 retval
= target_write_buffer(target
,
3480 image
.sections
[i
].base_address
+ offset
, length
, buffer
+ offset
);
3481 if (retval
!= ERROR_OK
) {
3485 image_size
+= length
;
3486 command_print(CMD
, "%u bytes written at address " TARGET_ADDR_FMT
"",
3487 (unsigned int)length
,
3488 image
.sections
[i
].base_address
+ offset
);
3494 if ((ERROR_OK
== retval
) && (duration_measure(&bench
) == ERROR_OK
)) {
3495 command_print(CMD
, "downloaded %" PRIu32
" bytes "
3496 "in %fs (%0.3f KiB/s)", image_size
,
3497 duration_elapsed(&bench
), duration_kbps(&bench
, image_size
));
3500 image_close(&image
);
3506 COMMAND_HANDLER(handle_dump_image_command
)
3508 struct fileio
*fileio
;
3510 int retval
, retvaltemp
;
3511 target_addr_t address
, size
;
3512 struct duration bench
;
3513 struct target
*target
= get_current_target(CMD_CTX
);
3516 return ERROR_COMMAND_SYNTAX_ERROR
;
3518 COMMAND_PARSE_ADDRESS(CMD_ARGV
[1], address
);
3519 COMMAND_PARSE_ADDRESS(CMD_ARGV
[2], size
);
3521 uint32_t buf_size
= (size
> 4096) ? 4096 : size
;
3522 buffer
= malloc(buf_size
);
3526 retval
= fileio_open(&fileio
, CMD_ARGV
[0], FILEIO_WRITE
, FILEIO_BINARY
);
3527 if (retval
!= ERROR_OK
) {
3532 duration_start(&bench
);
3535 size_t size_written
;
3536 uint32_t this_run_size
= (size
> buf_size
) ? buf_size
: size
;
3537 retval
= target_read_buffer(target
, address
, this_run_size
, buffer
);
3538 if (retval
!= ERROR_OK
)
3541 retval
= fileio_write(fileio
, this_run_size
, buffer
, &size_written
);
3542 if (retval
!= ERROR_OK
)
3545 size
-= this_run_size
;
3546 address
+= this_run_size
;
3551 if ((ERROR_OK
== retval
) && (duration_measure(&bench
) == ERROR_OK
)) {
3553 retval
= fileio_size(fileio
, &filesize
);
3554 if (retval
!= ERROR_OK
)
3557 "dumped %zu bytes in %fs (%0.3f KiB/s)", filesize
,
3558 duration_elapsed(&bench
), duration_kbps(&bench
, filesize
));
3561 retvaltemp
= fileio_close(fileio
);
3562 if (retvaltemp
!= ERROR_OK
)
3571 IMAGE_CHECKSUM_ONLY
= 2
3574 static COMMAND_HELPER(handle_verify_image_command_internal
, enum verify_mode verify
)
3578 uint32_t image_size
;
3581 uint32_t checksum
= 0;
3582 uint32_t mem_checksum
= 0;
3586 struct target
*target
= get_current_target(CMD_CTX
);
3589 return ERROR_COMMAND_SYNTAX_ERROR
;
3592 LOG_ERROR("no target selected");
3596 struct duration bench
;
3597 duration_start(&bench
);
3599 if (CMD_ARGC
>= 2) {
3601 COMMAND_PARSE_ADDRESS(CMD_ARGV
[1], addr
);
3602 image
.base_address
= addr
;
3603 image
.base_address_set
= 1;
3605 image
.base_address_set
= 0;
3606 image
.base_address
= 0x0;
3609 image
.start_address_set
= 0;
3611 retval
= image_open(&image
, CMD_ARGV
[0], (CMD_ARGC
== 3) ? CMD_ARGV
[2] : NULL
);
3612 if (retval
!= ERROR_OK
)
3618 for (i
= 0; i
< image
.num_sections
; i
++) {
3619 buffer
= malloc(image
.sections
[i
].size
);
3620 if (buffer
== NULL
) {
3622 "error allocating buffer for section (%d bytes)",
3623 (int)(image
.sections
[i
].size
));
3626 retval
= image_read_section(&image
, i
, 0x0, image
.sections
[i
].size
, buffer
, &buf_cnt
);
3627 if (retval
!= ERROR_OK
) {
3632 if (verify
>= IMAGE_VERIFY
) {
3633 /* calculate checksum of image */
3634 retval
= image_calculate_checksum(buffer
, buf_cnt
, &checksum
);
3635 if (retval
!= ERROR_OK
) {
3640 retval
= target_checksum_memory(target
, image
.sections
[i
].base_address
, buf_cnt
, &mem_checksum
);
3641 if (retval
!= ERROR_OK
) {
3645 if ((checksum
!= mem_checksum
) && (verify
== IMAGE_CHECKSUM_ONLY
)) {
3646 LOG_ERROR("checksum mismatch");
3648 retval
= ERROR_FAIL
;
3651 if (checksum
!= mem_checksum
) {
3652 /* failed crc checksum, fall back to a binary compare */
3656 LOG_ERROR("checksum mismatch - attempting binary compare");
3658 data
= malloc(buf_cnt
);
3660 retval
= target_read_buffer(target
, image
.sections
[i
].base_address
, buf_cnt
, data
);
3661 if (retval
== ERROR_OK
) {
3663 for (t
= 0; t
< buf_cnt
; t
++) {
3664 if (data
[t
] != buffer
[t
]) {
3666 "diff %d address 0x%08x. Was 0x%02x instead of 0x%02x",
3668 (unsigned)(t
+ image
.sections
[i
].base_address
),
3671 if (diffs
++ >= 127) {
3672 command_print(CMD
, "More than 128 errors, the rest are not printed.");
3684 command_print(CMD
, "address " TARGET_ADDR_FMT
" length 0x%08zx",
3685 image
.sections
[i
].base_address
,
3690 image_size
+= buf_cnt
;
3693 command_print(CMD
, "No more differences found.");
3696 retval
= ERROR_FAIL
;
3697 if ((ERROR_OK
== retval
) && (duration_measure(&bench
) == ERROR_OK
)) {
3698 command_print(CMD
, "verified %" PRIu32
" bytes "
3699 "in %fs (%0.3f KiB/s)", image_size
,
3700 duration_elapsed(&bench
), duration_kbps(&bench
, image_size
));
3703 image_close(&image
);
3708 COMMAND_HANDLER(handle_verify_image_checksum_command
)
3710 return CALL_COMMAND_HANDLER(handle_verify_image_command_internal
, IMAGE_CHECKSUM_ONLY
);
3713 COMMAND_HANDLER(handle_verify_image_command
)
3715 return CALL_COMMAND_HANDLER(handle_verify_image_command_internal
, IMAGE_VERIFY
);
3718 COMMAND_HANDLER(handle_test_image_command
)
3720 return CALL_COMMAND_HANDLER(handle_verify_image_command_internal
, IMAGE_TEST
);
3723 static int handle_bp_command_list(struct command_invocation
*cmd
)
3725 struct target
*target
= get_current_target(cmd
->ctx
);
3726 struct breakpoint
*breakpoint
= target
->breakpoints
;
3727 while (breakpoint
) {
3728 if (breakpoint
->type
== BKPT_SOFT
) {
3729 char *buf
= buf_to_str(breakpoint
->orig_instr
,
3730 breakpoint
->length
, 16);
3731 command_print(cmd
, "IVA breakpoint: " TARGET_ADDR_FMT
", 0x%x, %i, 0x%s",
3732 breakpoint
->address
,
3734 breakpoint
->set
, buf
);
3737 if ((breakpoint
->address
== 0) && (breakpoint
->asid
!= 0))
3738 command_print(cmd
, "Context breakpoint: 0x%8.8" PRIx32
", 0x%x, %i",
3740 breakpoint
->length
, breakpoint
->set
);
3741 else if ((breakpoint
->address
!= 0) && (breakpoint
->asid
!= 0)) {
3742 command_print(cmd
, "Hybrid breakpoint(IVA): " TARGET_ADDR_FMT
", 0x%x, %i",
3743 breakpoint
->address
,
3744 breakpoint
->length
, breakpoint
->set
);
3745 command_print(cmd
, "\t|--->linked with ContextID: 0x%8.8" PRIx32
,
3748 command_print(cmd
, "Breakpoint(IVA): " TARGET_ADDR_FMT
", 0x%x, %i",
3749 breakpoint
->address
,
3750 breakpoint
->length
, breakpoint
->set
);
3753 breakpoint
= breakpoint
->next
;
3758 static int handle_bp_command_set(struct command_invocation
*cmd
,
3759 target_addr_t addr
, uint32_t asid
, uint32_t length
, int hw
)
3761 struct target
*target
= get_current_target(cmd
->ctx
);
3765 retval
= breakpoint_add(target
, addr
, length
, hw
);
3766 /* error is always logged in breakpoint_add(), do not print it again */
3767 if (ERROR_OK
== retval
)
3768 command_print(cmd
, "breakpoint set at " TARGET_ADDR_FMT
"", addr
);
3770 } else if (addr
== 0) {
3771 if (target
->type
->add_context_breakpoint
== NULL
) {
3772 LOG_ERROR("Context breakpoint not available");
3773 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE
;
3775 retval
= context_breakpoint_add(target
, asid
, length
, hw
);
3776 /* error is always logged in context_breakpoint_add(), do not print it again */
3777 if (ERROR_OK
== retval
)
3778 command_print(cmd
, "Context breakpoint set at 0x%8.8" PRIx32
"", asid
);
3781 if (target
->type
->add_hybrid_breakpoint
== NULL
) {
3782 LOG_ERROR("Hybrid breakpoint not available");
3783 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE
;
3785 retval
= hybrid_breakpoint_add(target
, addr
, asid
, length
, hw
);
3786 /* error is always logged in hybrid_breakpoint_add(), do not print it again */
3787 if (ERROR_OK
== retval
)
3788 command_print(cmd
, "Hybrid breakpoint set at 0x%8.8" PRIx32
"", asid
);
3793 COMMAND_HANDLER(handle_bp_command
)
3802 return handle_bp_command_list(CMD
);
3806 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], addr
);
3807 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], length
);
3808 return handle_bp_command_set(CMD
, addr
, asid
, length
, hw
);
3811 if (strcmp(CMD_ARGV
[2], "hw") == 0) {
3813 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], addr
);
3814 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], length
);
3816 return handle_bp_command_set(CMD
, addr
, asid
, length
, hw
);
3817 } else if (strcmp(CMD_ARGV
[2], "hw_ctx") == 0) {
3819 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], asid
);
3820 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], length
);
3822 return handle_bp_command_set(CMD
, addr
, asid
, length
, hw
);
3827 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], addr
);
3828 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], asid
);
3829 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[2], length
);
3830 return handle_bp_command_set(CMD
, addr
, asid
, length
, hw
);
3833 return ERROR_COMMAND_SYNTAX_ERROR
;
3837 COMMAND_HANDLER(handle_rbp_command
)
3840 return ERROR_COMMAND_SYNTAX_ERROR
;
3842 struct target
*target
= get_current_target(CMD_CTX
);
3844 if (!strcmp(CMD_ARGV
[0], "all")) {
3845 breakpoint_remove_all(target
);
3848 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], addr
);
3850 breakpoint_remove(target
, addr
);
3856 COMMAND_HANDLER(handle_wp_command
)
3858 struct target
*target
= get_current_target(CMD_CTX
);
3860 if (CMD_ARGC
== 0) {
3861 struct watchpoint
*watchpoint
= target
->watchpoints
;
3863 while (watchpoint
) {
3864 command_print(CMD
, "address: " TARGET_ADDR_FMT
3865 ", len: 0x%8.8" PRIx32
3866 ", r/w/a: %i, value: 0x%8.8" PRIx32
3867 ", mask: 0x%8.8" PRIx32
,
3868 watchpoint
->address
,
3870 (int)watchpoint
->rw
,
3873 watchpoint
= watchpoint
->next
;
3878 enum watchpoint_rw type
= WPT_ACCESS
;
3880 uint32_t length
= 0;
3881 uint32_t data_value
= 0x0;
3882 uint32_t data_mask
= 0xffffffff;
3886 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[4], data_mask
);
3889 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[3], data_value
);
3892 switch (CMD_ARGV
[2][0]) {
3903 LOG_ERROR("invalid watchpoint mode ('%c')", CMD_ARGV
[2][0]);
3904 return ERROR_COMMAND_SYNTAX_ERROR
;
3908 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], length
);
3909 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], addr
);
3913 return ERROR_COMMAND_SYNTAX_ERROR
;
3916 int retval
= watchpoint_add(target
, addr
, length
, type
,
3917 data_value
, data_mask
);
3918 if (ERROR_OK
!= retval
)
3919 LOG_ERROR("Failure setting watchpoints");
3924 COMMAND_HANDLER(handle_rwp_command
)
3927 return ERROR_COMMAND_SYNTAX_ERROR
;
3930 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], addr
);
3932 struct target
*target
= get_current_target(CMD_CTX
);
3933 watchpoint_remove(target
, addr
);
3939 * Translate a virtual address to a physical address.
3941 * The low-level target implementation must have logged a detailed error
3942 * which is forwarded to telnet/GDB session.
3944 COMMAND_HANDLER(handle_virt2phys_command
)
3947 return ERROR_COMMAND_SYNTAX_ERROR
;
3950 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], va
);
3953 struct target
*target
= get_current_target(CMD_CTX
);
3954 int retval
= target
->type
->virt2phys(target
, va
, &pa
);
3955 if (retval
== ERROR_OK
)
3956 command_print(CMD
, "Physical address " TARGET_ADDR_FMT
"", pa
);
3961 static void writeData(FILE *f
, const void *data
, size_t len
)
3963 size_t written
= fwrite(data
, 1, len
, f
);
3965 LOG_ERROR("failed to write %zu bytes: %s", len
, strerror(errno
));
3968 static void writeLong(FILE *f
, int l
, struct target
*target
)
3972 target_buffer_set_u32(target
, val
, l
);
3973 writeData(f
, val
, 4);
3976 static void writeString(FILE *f
, char *s
)
3978 writeData(f
, s
, strlen(s
));
3981 typedef unsigned char UNIT
[2]; /* unit of profiling */
3983 /* Dump a gmon.out histogram file. */
3984 static void write_gmon(uint32_t *samples
, uint32_t sampleNum
, const char *filename
, bool with_range
,
3985 uint32_t start_address
, uint32_t end_address
, struct target
*target
, uint32_t duration_ms
)
3988 FILE *f
= fopen(filename
, "w");
3991 writeString(f
, "gmon");
3992 writeLong(f
, 0x00000001, target
); /* Version */
3993 writeLong(f
, 0, target
); /* padding */
3994 writeLong(f
, 0, target
); /* padding */
3995 writeLong(f
, 0, target
); /* padding */
3997 uint8_t zero
= 0; /* GMON_TAG_TIME_HIST */
3998 writeData(f
, &zero
, 1);
4000 /* figure out bucket size */
4004 min
= start_address
;
4009 for (i
= 0; i
< sampleNum
; i
++) {
4010 if (min
> samples
[i
])
4012 if (max
< samples
[i
])
4016 /* max should be (largest sample + 1)
4017 * Refer to binutils/gprof/hist.c (find_histogram_for_pc) */
4021 int addressSpace
= max
- min
;
4022 assert(addressSpace
>= 2);
4024 /* FIXME: What is the reasonable number of buckets?
4025 * The profiling result will be more accurate if there are enough buckets. */
4026 static const uint32_t maxBuckets
= 128 * 1024; /* maximum buckets. */
4027 uint32_t numBuckets
= addressSpace
/ sizeof(UNIT
);
4028 if (numBuckets
> maxBuckets
)
4029 numBuckets
= maxBuckets
;
4030 int *buckets
= malloc(sizeof(int) * numBuckets
);
4031 if (buckets
== NULL
) {
4035 memset(buckets
, 0, sizeof(int) * numBuckets
);
4036 for (i
= 0; i
< sampleNum
; i
++) {
4037 uint32_t address
= samples
[i
];
4039 if ((address
< min
) || (max
<= address
))
4042 long long a
= address
- min
;
4043 long long b
= numBuckets
;
4044 long long c
= addressSpace
;
4045 int index_t
= (a
* b
) / c
; /* danger!!!! int32 overflows */
4049 /* append binary memory gmon.out &profile_hist_hdr ((char*)&profile_hist_hdr + sizeof(struct gmon_hist_hdr)) */
4050 writeLong(f
, min
, target
); /* low_pc */
4051 writeLong(f
, max
, target
); /* high_pc */
4052 writeLong(f
, numBuckets
, target
); /* # of buckets */
4053 float sample_rate
= sampleNum
/ (duration_ms
/ 1000.0);
4054 writeLong(f
, sample_rate
, target
);
4055 writeString(f
, "seconds");
4056 for (i
= 0; i
< (15-strlen("seconds")); i
++)
4057 writeData(f
, &zero
, 1);
4058 writeString(f
, "s");
4060 /*append binary memory gmon.out profile_hist_data (profile_hist_data + profile_hist_hdr.hist_size) */
4062 char *data
= malloc(2 * numBuckets
);
4064 for (i
= 0; i
< numBuckets
; i
++) {
4069 data
[i
* 2] = val
&0xff;
4070 data
[i
* 2 + 1] = (val
>> 8) & 0xff;
4073 writeData(f
, data
, numBuckets
* 2);
4081 /* profiling samples the CPU PC as quickly as OpenOCD is able,
4082 * which will be used as a random sampling of PC */
4083 COMMAND_HANDLER(handle_profile_command
)
4085 struct target
*target
= get_current_target(CMD_CTX
);
4087 if ((CMD_ARGC
!= 2) && (CMD_ARGC
!= 4))
4088 return ERROR_COMMAND_SYNTAX_ERROR
;
4090 const uint32_t MAX_PROFILE_SAMPLE_NUM
= 10000;
4092 uint32_t num_of_samples
;
4093 int retval
= ERROR_OK
;
4095 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], offset
);
4097 uint32_t *samples
= malloc(sizeof(uint32_t) * MAX_PROFILE_SAMPLE_NUM
);
4098 if (samples
== NULL
) {
4099 LOG_ERROR("No memory to store samples.");
4103 uint64_t timestart_ms
= timeval_ms();
4105 * Some cores let us sample the PC without the
4106 * annoying halt/resume step; for example, ARMv7 PCSR.
4107 * Provide a way to use that more efficient mechanism.
4109 retval
= target_profiling(target
, samples
, MAX_PROFILE_SAMPLE_NUM
,
4110 &num_of_samples
, offset
);
4111 if (retval
!= ERROR_OK
) {
4115 uint32_t duration_ms
= timeval_ms() - timestart_ms
;
4117 assert(num_of_samples
<= MAX_PROFILE_SAMPLE_NUM
);
4119 retval
= target_poll(target
);
4120 if (retval
!= ERROR_OK
) {
4124 if (target
->state
== TARGET_RUNNING
) {
4125 retval
= target_halt(target
);
4126 if (retval
!= ERROR_OK
) {
4132 retval
= target_poll(target
);
4133 if (retval
!= ERROR_OK
) {
4138 uint32_t start_address
= 0;
4139 uint32_t end_address
= 0;
4140 bool with_range
= false;
4141 if (CMD_ARGC
== 4) {
4143 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[2], start_address
);
4144 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[3], end_address
);
4147 write_gmon(samples
, num_of_samples
, CMD_ARGV
[1],
4148 with_range
, start_address
, end_address
, target
, duration_ms
);
4149 command_print(CMD
, "Wrote %s", CMD_ARGV
[1]);
4155 static int new_int_array_element(Jim_Interp
*interp
, const char *varname
, int idx
, uint32_t val
)
4158 Jim_Obj
*nameObjPtr
, *valObjPtr
;
4161 namebuf
= alloc_printf("%s(%d)", varname
, idx
);
4165 nameObjPtr
= Jim_NewStringObj(interp
, namebuf
, -1);
4166 valObjPtr
= Jim_NewIntObj(interp
, val
);
4167 if (!nameObjPtr
|| !valObjPtr
) {
4172 Jim_IncrRefCount(nameObjPtr
);
4173 Jim_IncrRefCount(valObjPtr
);
4174 result
= Jim_SetVariable(interp
, nameObjPtr
, valObjPtr
);
4175 Jim_DecrRefCount(interp
, nameObjPtr
);
4176 Jim_DecrRefCount(interp
, valObjPtr
);
4178 /* printf("%s(%d) <= 0%08x\n", varname, idx, val); */
4182 static int jim_mem2array(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4184 struct command_context
*context
;
4185 struct target
*target
;
4187 context
= current_command_context(interp
);
4188 assert(context
!= NULL
);
4190 target
= get_current_target(context
);
4191 if (target
== NULL
) {
4192 LOG_ERROR("mem2array: no current target");
4196 return target_mem2array(interp
, target
, argc
- 1, argv
+ 1);
4199 static int target_mem2array(Jim_Interp
*interp
, struct target
*target
, int argc
, Jim_Obj
*const *argv
)
4207 const char *varname
;
4213 /* argv[1] = name of array to receive the data
4214 * argv[2] = desired width
4215 * argv[3] = memory address
4216 * argv[4] = count of times to read
4219 if (argc
< 4 || argc
> 5) {
4220 Jim_WrongNumArgs(interp
, 0, argv
, "varname width addr nelems [phys]");
4223 varname
= Jim_GetString(argv
[0], &len
);
4224 /* given "foo" get space for worse case "foo(%d)" .. add 20 */
4226 e
= Jim_GetLong(interp
, argv
[1], &l
);
4231 e
= Jim_GetLong(interp
, argv
[2], &l
);
4235 e
= Jim_GetLong(interp
, argv
[3], &l
);
4241 phys
= Jim_GetString(argv
[4], &n
);
4242 if (!strncmp(phys
, "phys", n
))
4258 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4259 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "Invalid width param, must be 8/16/32", NULL
);
4263 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4264 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "mem2array: zero width read?", NULL
);
4267 if ((addr
+ (len
* width
)) < addr
) {
4268 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4269 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "mem2array: addr + len - wraps to zero?", NULL
);
4272 /* absurd transfer size? */
4274 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4275 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "mem2array: absurd > 64K item request", NULL
);
4280 ((width
== 2) && ((addr
& 1) == 0)) ||
4281 ((width
== 4) && ((addr
& 3) == 0))) {
4285 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4286 sprintf(buf
, "mem2array address: 0x%08" PRIx32
" is not aligned for %" PRId32
" byte reads",
4289 Jim_AppendStrings(interp
, Jim_GetResult(interp
), buf
, NULL
);
4298 size_t buffersize
= 4096;
4299 uint8_t *buffer
= malloc(buffersize
);
4306 /* Slurp... in buffer size chunks */
4308 count
= len
; /* in objects.. */
4309 if (count
> (buffersize
/ width
))
4310 count
= (buffersize
/ width
);
4313 retval
= target_read_phys_memory(target
, addr
, width
, count
, buffer
);
4315 retval
= target_read_memory(target
, addr
, width
, count
, buffer
);
4316 if (retval
!= ERROR_OK
) {
4318 LOG_ERROR("mem2array: Read @ 0x%08" PRIx32
", w=%" PRId32
", cnt=%" PRId32
", failed",
4322 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4323 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "mem2array: cannot read memory", NULL
);
4327 v
= 0; /* shut up gcc */
4328 for (i
= 0; i
< count
; i
++, n
++) {
4331 v
= target_buffer_get_u32(target
, &buffer
[i
*width
]);
4334 v
= target_buffer_get_u16(target
, &buffer
[i
*width
]);
4337 v
= buffer
[i
] & 0x0ff;
4340 new_int_array_element(interp
, varname
, n
, v
);
4343 addr
+= count
* width
;
4349 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4354 static int get_int_array_element(Jim_Interp
*interp
, const char *varname
, int idx
, uint32_t *val
)
4357 Jim_Obj
*nameObjPtr
, *valObjPtr
;
4361 namebuf
= alloc_printf("%s(%d)", varname
, idx
);
4365 nameObjPtr
= Jim_NewStringObj(interp
, namebuf
, -1);
4371 Jim_IncrRefCount(nameObjPtr
);
4372 valObjPtr
= Jim_GetVariable(interp
, nameObjPtr
, JIM_ERRMSG
);
4373 Jim_DecrRefCount(interp
, nameObjPtr
);
4375 if (valObjPtr
== NULL
)
4378 result
= Jim_GetLong(interp
, valObjPtr
, &l
);
4379 /* printf("%s(%d) => 0%08x\n", varname, idx, val); */
4384 static int jim_array2mem(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4386 struct command_context
*context
;
4387 struct target
*target
;
4389 context
= current_command_context(interp
);
4390 assert(context
!= NULL
);
4392 target
= get_current_target(context
);
4393 if (target
== NULL
) {
4394 LOG_ERROR("array2mem: no current target");
4398 return target_array2mem(interp
, target
, argc
-1, argv
+ 1);
4401 static int target_array2mem(Jim_Interp
*interp
, struct target
*target
,
4402 int argc
, Jim_Obj
*const *argv
)
4410 const char *varname
;
4416 /* argv[1] = name of array to get the data
4417 * argv[2] = desired width
4418 * argv[3] = memory address
4419 * argv[4] = count to write
4421 if (argc
< 4 || argc
> 5) {
4422 Jim_WrongNumArgs(interp
, 0, argv
, "varname width addr nelems [phys]");
4425 varname
= Jim_GetString(argv
[0], &len
);
4426 /* given "foo" get space for worse case "foo(%d)" .. add 20 */
4428 e
= Jim_GetLong(interp
, argv
[1], &l
);
4433 e
= Jim_GetLong(interp
, argv
[2], &l
);
4437 e
= Jim_GetLong(interp
, argv
[3], &l
);
4443 phys
= Jim_GetString(argv
[4], &n
);
4444 if (!strncmp(phys
, "phys", n
))
4460 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4461 Jim_AppendStrings(interp
, Jim_GetResult(interp
),
4462 "Invalid width param, must be 8/16/32", NULL
);
4466 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4467 Jim_AppendStrings(interp
, Jim_GetResult(interp
),
4468 "array2mem: zero width read?", NULL
);
4471 if ((addr
+ (len
* width
)) < addr
) {
4472 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4473 Jim_AppendStrings(interp
, Jim_GetResult(interp
),
4474 "array2mem: addr + len - wraps to zero?", NULL
);
4477 /* absurd transfer size? */
4479 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4480 Jim_AppendStrings(interp
, Jim_GetResult(interp
),
4481 "array2mem: absurd > 64K item request", NULL
);
4486 ((width
== 2) && ((addr
& 1) == 0)) ||
4487 ((width
== 4) && ((addr
& 3) == 0))) {
4491 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4492 sprintf(buf
, "array2mem address: 0x%08" PRIx32
" is not aligned for %" PRId32
" byte reads",
4495 Jim_AppendStrings(interp
, Jim_GetResult(interp
), buf
, NULL
);
4506 size_t buffersize
= 4096;
4507 uint8_t *buffer
= malloc(buffersize
);
4512 /* Slurp... in buffer size chunks */
4514 count
= len
; /* in objects.. */
4515 if (count
> (buffersize
/ width
))
4516 count
= (buffersize
/ width
);
4518 v
= 0; /* shut up gcc */
4519 for (i
= 0; i
< count
; i
++, n
++) {
4520 get_int_array_element(interp
, varname
, n
, &v
);
4523 target_buffer_set_u32(target
, &buffer
[i
* width
], v
);
4526 target_buffer_set_u16(target
, &buffer
[i
* width
], v
);
4529 buffer
[i
] = v
& 0x0ff;
4536 retval
= target_write_phys_memory(target
, addr
, width
, count
, buffer
);
4538 retval
= target_write_memory(target
, addr
, width
, count
, buffer
);
4539 if (retval
!= ERROR_OK
) {
4541 LOG_ERROR("array2mem: Write @ 0x%08" PRIx32
", w=%" PRId32
", cnt=%" PRId32
", failed",
4545 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4546 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "array2mem: cannot read memory", NULL
);
4550 addr
+= count
* width
;
4555 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4560 /* FIX? should we propagate errors here rather than printing them
4563 void target_handle_event(struct target
*target
, enum target_event e
)
4565 struct target_event_action
*teap
;
4568 for (teap
= target
->event_action
; teap
!= NULL
; teap
= teap
->next
) {
4569 if (teap
->event
== e
) {
4570 LOG_DEBUG("target(%d): %s (%s) event: %d (%s) action: %s",
4571 target
->target_number
,
4572 target_name(target
),
4573 target_type_name(target
),
4575 Jim_Nvp_value2name_simple(nvp_target_event
, e
)->name
,
4576 Jim_GetString(teap
->body
, NULL
));
4578 /* Override current target by the target an event
4579 * is issued from (lot of scripts need it).
4580 * Return back to previous override as soon
4581 * as the handler processing is done */
4582 struct command_context
*cmd_ctx
= current_command_context(teap
->interp
);
4583 struct target
*saved_target_override
= cmd_ctx
->current_target_override
;
4584 cmd_ctx
->current_target_override
= target
;
4586 retval
= Jim_EvalObj(teap
->interp
, teap
->body
);
4588 cmd_ctx
->current_target_override
= saved_target_override
;
4590 if (retval
== ERROR_COMMAND_CLOSE_CONNECTION
)
4593 if (retval
== JIM_RETURN
)
4594 retval
= teap
->interp
->returnCode
;
4596 if (retval
!= JIM_OK
) {
4597 Jim_MakeErrorMessage(teap
->interp
);
4598 LOG_USER("Error executing event %s on target %s:\n%s",
4599 Jim_Nvp_value2name_simple(nvp_target_event
, e
)->name
,
4600 target_name(target
),
4601 Jim_GetString(Jim_GetResult(teap
->interp
), NULL
));
4602 /* clean both error code and stacktrace before return */
4603 Jim_Eval(teap
->interp
, "error \"\" \"\"");
4610 * Returns true only if the target has a handler for the specified event.
4612 bool target_has_event_action(struct target
*target
, enum target_event event
)
4614 struct target_event_action
*teap
;
4616 for (teap
= target
->event_action
; teap
!= NULL
; teap
= teap
->next
) {
4617 if (teap
->event
== event
)
4623 enum target_cfg_param
{
4626 TCFG_WORK_AREA_VIRT
,
4627 TCFG_WORK_AREA_PHYS
,
4628 TCFG_WORK_AREA_SIZE
,
4629 TCFG_WORK_AREA_BACKUP
,
4632 TCFG_CHAIN_POSITION
,
4639 static Jim_Nvp nvp_config_opts
[] = {
4640 { .name
= "-type", .value
= TCFG_TYPE
},
4641 { .name
= "-event", .value
= TCFG_EVENT
},
4642 { .name
= "-work-area-virt", .value
= TCFG_WORK_AREA_VIRT
},
4643 { .name
= "-work-area-phys", .value
= TCFG_WORK_AREA_PHYS
},
4644 { .name
= "-work-area-size", .value
= TCFG_WORK_AREA_SIZE
},
4645 { .name
= "-work-area-backup", .value
= TCFG_WORK_AREA_BACKUP
},
4646 { .name
= "-endian", .value
= TCFG_ENDIAN
},
4647 { .name
= "-coreid", .value
= TCFG_COREID
},
4648 { .name
= "-chain-position", .value
= TCFG_CHAIN_POSITION
},
4649 { .name
= "-dbgbase", .value
= TCFG_DBGBASE
},
4650 { .name
= "-rtos", .value
= TCFG_RTOS
},
4651 { .name
= "-defer-examine", .value
= TCFG_DEFER_EXAMINE
},
4652 { .name
= "-gdb-port", .value
= TCFG_GDB_PORT
},
4653 { .name
= NULL
, .value
= -1 }
4656 static int target_configure(Jim_GetOptInfo
*goi
, struct target
*target
)
4663 /* parse config or cget options ... */
4664 while (goi
->argc
> 0) {
4665 Jim_SetEmptyResult(goi
->interp
);
4666 /* Jim_GetOpt_Debug(goi); */
4668 if (target
->type
->target_jim_configure
) {
4669 /* target defines a configure function */
4670 /* target gets first dibs on parameters */
4671 e
= (*(target
->type
->target_jim_configure
))(target
, goi
);
4680 /* otherwise we 'continue' below */
4682 e
= Jim_GetOpt_Nvp(goi
, nvp_config_opts
, &n
);
4684 Jim_GetOpt_NvpUnknown(goi
, nvp_config_opts
, 0);
4690 if (goi
->isconfigure
) {
4691 Jim_SetResultFormatted(goi
->interp
,
4692 "not settable: %s", n
->name
);
4696 if (goi
->argc
!= 0) {
4697 Jim_WrongNumArgs(goi
->interp
,
4698 goi
->argc
, goi
->argv
,
4703 Jim_SetResultString(goi
->interp
,
4704 target_type_name(target
), -1);
4708 if (goi
->argc
== 0) {
4709 Jim_WrongNumArgs(goi
->interp
, goi
->argc
, goi
->argv
, "-event ?event-name? ...");
4713 e
= Jim_GetOpt_Nvp(goi
, nvp_target_event
, &n
);
4715 Jim_GetOpt_NvpUnknown(goi
, nvp_target_event
, 1);
4719 if (goi
->isconfigure
) {
4720 if (goi
->argc
!= 1) {
4721 Jim_WrongNumArgs(goi
->interp
, goi
->argc
, goi
->argv
, "-event ?event-name? ?EVENT-BODY?");
4725 if (goi
->argc
!= 0) {
4726 Jim_WrongNumArgs(goi
->interp
, goi
->argc
, goi
->argv
, "-event ?event-name?");
4732 struct target_event_action
*teap
;
4734 teap
= target
->event_action
;
4735 /* replace existing? */
4737 if (teap
->event
== (enum target_event
)n
->value
)
4742 if (goi
->isconfigure
) {
4743 bool replace
= true;
4746 teap
= calloc(1, sizeof(*teap
));
4749 teap
->event
= n
->value
;
4750 teap
->interp
= goi
->interp
;
4751 Jim_GetOpt_Obj(goi
, &o
);
4753 Jim_DecrRefCount(teap
->interp
, teap
->body
);
4754 teap
->body
= Jim_DuplicateObj(goi
->interp
, o
);
4757 * Tcl/TK - "tk events" have a nice feature.
4758 * See the "BIND" command.
4759 * We should support that here.
4760 * You can specify %X and %Y in the event code.
4761 * The idea is: %T - target name.
4762 * The idea is: %N - target number
4763 * The idea is: %E - event name.
4765 Jim_IncrRefCount(teap
->body
);
4768 /* add to head of event list */
4769 teap
->next
= target
->event_action
;
4770 target
->event_action
= teap
;
4772 Jim_SetEmptyResult(goi
->interp
);
4776 Jim_SetEmptyResult(goi
->interp
);
4778 Jim_SetResult(goi
->interp
, Jim_DuplicateObj(goi
->interp
, teap
->body
));
4784 case TCFG_WORK_AREA_VIRT
:
4785 if (goi
->isconfigure
) {
4786 target_free_all_working_areas(target
);
4787 e
= Jim_GetOpt_Wide(goi
, &w
);
4790 target
->working_area_virt
= w
;
4791 target
->working_area_virt_spec
= true;
4796 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->working_area_virt
));
4800 case TCFG_WORK_AREA_PHYS
:
4801 if (goi
->isconfigure
) {
4802 target_free_all_working_areas(target
);
4803 e
= Jim_GetOpt_Wide(goi
, &w
);
4806 target
->working_area_phys
= w
;
4807 target
->working_area_phys_spec
= true;
4812 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->working_area_phys
));
4816 case TCFG_WORK_AREA_SIZE
:
4817 if (goi
->isconfigure
) {
4818 target_free_all_working_areas(target
);
4819 e
= Jim_GetOpt_Wide(goi
, &w
);
4822 target
->working_area_size
= w
;
4827 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->working_area_size
));
4831 case TCFG_WORK_AREA_BACKUP
:
4832 if (goi
->isconfigure
) {
4833 target_free_all_working_areas(target
);
4834 e
= Jim_GetOpt_Wide(goi
, &w
);
4837 /* make this exactly 1 or 0 */
4838 target
->backup_working_area
= (!!w
);
4843 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->backup_working_area
));
4844 /* loop for more e*/
4849 if (goi
->isconfigure
) {
4850 e
= Jim_GetOpt_Nvp(goi
, nvp_target_endian
, &n
);
4852 Jim_GetOpt_NvpUnknown(goi
, nvp_target_endian
, 1);
4855 target
->endianness
= n
->value
;
4860 n
= Jim_Nvp_value2name_simple(nvp_target_endian
, target
->endianness
);
4861 if (n
->name
== NULL
) {
4862 target
->endianness
= TARGET_LITTLE_ENDIAN
;
4863 n
= Jim_Nvp_value2name_simple(nvp_target_endian
, target
->endianness
);
4865 Jim_SetResultString(goi
->interp
, n
->name
, -1);
4870 if (goi
->isconfigure
) {
4871 e
= Jim_GetOpt_Wide(goi
, &w
);
4874 target
->coreid
= (int32_t)w
;
4879 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->coreid
));
4883 case TCFG_CHAIN_POSITION
:
4884 if (goi
->isconfigure
) {
4886 struct jtag_tap
*tap
;
4888 if (target
->has_dap
) {
4889 Jim_SetResultString(goi
->interp
,
4890 "target requires -dap parameter instead of -chain-position!", -1);
4894 target_free_all_working_areas(target
);
4895 e
= Jim_GetOpt_Obj(goi
, &o_t
);
4898 tap
= jtag_tap_by_jim_obj(goi
->interp
, o_t
);
4902 target
->tap_configured
= true;
4907 Jim_SetResultString(goi
->interp
, target
->tap
->dotted_name
, -1);
4908 /* loop for more e*/
4911 if (goi
->isconfigure
) {
4912 e
= Jim_GetOpt_Wide(goi
, &w
);
4915 target
->dbgbase
= (uint32_t)w
;
4916 target
->dbgbase_set
= true;
4921 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->dbgbase
));
4927 int result
= rtos_create(goi
, target
);
4928 if (result
!= JIM_OK
)
4934 case TCFG_DEFER_EXAMINE
:
4936 target
->defer_examine
= true;
4941 if (goi
->isconfigure
) {
4942 struct command_context
*cmd_ctx
= current_command_context(goi
->interp
);
4943 if (cmd_ctx
->mode
!= COMMAND_CONFIG
) {
4944 Jim_SetResultString(goi
->interp
, "-gdb-port must be configured before 'init'", -1);
4949 e
= Jim_GetOpt_String(goi
, &s
, NULL
);
4952 target
->gdb_port_override
= strdup(s
);
4957 Jim_SetResultString(goi
->interp
, target
->gdb_port_override
? : "undefined", -1);
4961 } /* while (goi->argc) */
4964 /* done - we return */
4968 static int jim_target_configure(Jim_Interp
*interp
, int argc
, Jim_Obj
* const *argv
)
4972 Jim_GetOpt_Setup(&goi
, interp
, argc
- 1, argv
+ 1);
4973 goi
.isconfigure
= !strcmp(Jim_GetString(argv
[0], NULL
), "configure");
4975 Jim_WrongNumArgs(goi
.interp
, goi
.argc
, goi
.argv
,
4976 "missing: -option ...");
4979 struct target
*target
= Jim_CmdPrivData(goi
.interp
);
4980 return target_configure(&goi
, target
);
4983 static int jim_target_mem2array(Jim_Interp
*interp
,
4984 int argc
, Jim_Obj
*const *argv
)
4986 struct target
*target
= Jim_CmdPrivData(interp
);
4987 return target_mem2array(interp
, target
, argc
- 1, argv
+ 1);
4990 static int jim_target_array2mem(Jim_Interp
*interp
,
4991 int argc
, Jim_Obj
*const *argv
)
4993 struct target
*target
= Jim_CmdPrivData(interp
);
4994 return target_array2mem(interp
, target
, argc
- 1, argv
+ 1);
4997 static int jim_target_tap_disabled(Jim_Interp
*interp
)
4999 Jim_SetResultFormatted(interp
, "[TAP is disabled]");
5003 static int jim_target_examine(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5005 bool allow_defer
= false;
5008 Jim_GetOpt_Setup(&goi
, interp
, argc
- 1, argv
+ 1);
5010 const char *cmd_name
= Jim_GetString(argv
[0], NULL
);
5011 Jim_SetResultFormatted(goi
.interp
,
5012 "usage: %s ['allow-defer']", cmd_name
);
5016 strcmp(Jim_GetString(argv
[1], NULL
), "allow-defer") == 0) {
5019 int e
= Jim_GetOpt_Obj(&goi
, &obj
);
5025 struct target
*target
= Jim_CmdPrivData(interp
);
5026 if (!target
->tap
->enabled
)
5027 return jim_target_tap_disabled(interp
);
5029 if (allow_defer
&& target
->defer_examine
) {
5030 LOG_INFO("Deferring arp_examine of %s", target_name(target
));
5031 LOG_INFO("Use arp_examine command to examine it manually!");
5035 int e
= target
->type
->examine(target
);
5041 static int jim_target_was_examined(Jim_Interp
*interp
, int argc
, Jim_Obj
* const *argv
)
5043 struct target
*target
= Jim_CmdPrivData(interp
);
5045 Jim_SetResultBool(interp
, target_was_examined(target
));
5049 static int jim_target_examine_deferred(Jim_Interp
*interp
, int argc
, Jim_Obj
* const *argv
)
5051 struct target
*target
= Jim_CmdPrivData(interp
);
5053 Jim_SetResultBool(interp
, target
->defer_examine
);
5057 static int jim_target_halt_gdb(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5060 Jim_WrongNumArgs(interp
, 1, argv
, "[no parameters]");
5063 struct target
*target
= Jim_CmdPrivData(interp
);
5065 if (target_call_event_callbacks(target
, TARGET_EVENT_GDB_HALT
) != ERROR_OK
)
5071 static int jim_target_poll(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5074 Jim_WrongNumArgs(interp
, 1, argv
, "[no parameters]");
5077 struct target
*target
= Jim_CmdPrivData(interp
);
5078 if (!target
->tap
->enabled
)
5079 return jim_target_tap_disabled(interp
);
5082 if (!(target_was_examined(target
)))
5083 e
= ERROR_TARGET_NOT_EXAMINED
;
5085 e
= target
->type
->poll(target
);
5091 static int jim_target_reset(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5094 Jim_GetOpt_Setup(&goi
, interp
, argc
- 1, argv
+ 1);
5096 if (goi
.argc
!= 2) {
5097 Jim_WrongNumArgs(interp
, 0, argv
,
5098 "([tT]|[fF]|assert|deassert) BOOL");
5103 int e
= Jim_GetOpt_Nvp(&goi
, nvp_assert
, &n
);
5105 Jim_GetOpt_NvpUnknown(&goi
, nvp_assert
, 1);
5108 /* the halt or not param */
5110 e
= Jim_GetOpt_Wide(&goi
, &a
);
5114 struct target
*target
= Jim_CmdPrivData(goi
.interp
);
5115 if (!target
->tap
->enabled
)
5116 return jim_target_tap_disabled(interp
);
5118 if (!target
->type
->assert_reset
|| !target
->type
->deassert_reset
) {
5119 Jim_SetResultFormatted(interp
,
5120 "No target-specific reset for %s",
5121 target_name(target
));
5125 if (target
->defer_examine
)
5126 target_reset_examined(target
);
5128 /* determine if we should halt or not. */
5129 target
->reset_halt
= !!a
;
5130 /* When this happens - all workareas are invalid. */
5131 target_free_all_working_areas_restore(target
, 0);
5134 if (n
->value
== NVP_ASSERT
)
5135 e
= target
->type
->assert_reset(target
);
5137 e
= target
->type
->deassert_reset(target
);
5138 return (e
== ERROR_OK
) ? JIM_OK
: JIM_ERR
;
5141 static int jim_target_halt(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5144 Jim_WrongNumArgs(interp
, 1, argv
, "[no parameters]");
5147 struct target
*target
= Jim_CmdPrivData(interp
);
5148 if (!target
->tap
->enabled
)
5149 return jim_target_tap_disabled(interp
);
5150 int e
= target
->type
->halt(target
);
5151 return (e
== ERROR_OK
) ? JIM_OK
: JIM_ERR
;
5154 static int jim_target_wait_state(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5157 Jim_GetOpt_Setup(&goi
, interp
, argc
- 1, argv
+ 1);
5159 /* params: <name> statename timeoutmsecs */
5160 if (goi
.argc
!= 2) {
5161 const char *cmd_name
= Jim_GetString(argv
[0], NULL
);
5162 Jim_SetResultFormatted(goi
.interp
,
5163 "%s <state_name> <timeout_in_msec>", cmd_name
);
5168 int e
= Jim_GetOpt_Nvp(&goi
, nvp_target_state
, &n
);
5170 Jim_GetOpt_NvpUnknown(&goi
, nvp_target_state
, 1);
5174 e
= Jim_GetOpt_Wide(&goi
, &a
);
5177 struct target
*target
= Jim_CmdPrivData(interp
);
5178 if (!target
->tap
->enabled
)
5179 return jim_target_tap_disabled(interp
);
5181 e
= target_wait_state(target
, n
->value
, a
);
5182 if (e
!= ERROR_OK
) {
5183 Jim_Obj
*eObj
= Jim_NewIntObj(interp
, e
);
5184 Jim_SetResultFormatted(goi
.interp
,
5185 "target: %s wait %s fails (%#s) %s",
5186 target_name(target
), n
->name
,
5187 eObj
, target_strerror_safe(e
));
5192 /* List for human, Events defined for this target.
5193 * scripts/programs should use 'name cget -event NAME'
5195 COMMAND_HANDLER(handle_target_event_list
)
5197 struct target
*target
= get_current_target(CMD_CTX
);
5198 struct target_event_action
*teap
= target
->event_action
;
5200 command_print(CMD
, "Event actions for target (%d) %s\n",
5201 target
->target_number
,
5202 target_name(target
));
5203 command_print(CMD
, "%-25s | Body", "Event");
5204 command_print(CMD
, "------------------------- | "
5205 "----------------------------------------");
5207 Jim_Nvp
*opt
= Jim_Nvp_value2name_simple(nvp_target_event
, teap
->event
);
5208 command_print(CMD
, "%-25s | %s",
5209 opt
->name
, Jim_GetString(teap
->body
, NULL
));
5212 command_print(CMD
, "***END***");
5215 static int jim_target_current_state(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5218 Jim_WrongNumArgs(interp
, 1, argv
, "[no parameters]");
5221 struct target
*target
= Jim_CmdPrivData(interp
);
5222 Jim_SetResultString(interp
, target_state_name(target
), -1);
5225 static int jim_target_invoke_event(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5228 Jim_GetOpt_Setup(&goi
, interp
, argc
- 1, argv
+ 1);
5229 if (goi
.argc
!= 1) {
5230 const char *cmd_name
= Jim_GetString(argv
[0], NULL
);
5231 Jim_SetResultFormatted(goi
.interp
, "%s <eventname>", cmd_name
);
5235 int e
= Jim_GetOpt_Nvp(&goi
, nvp_target_event
, &n
);
5237 Jim_GetOpt_NvpUnknown(&goi
, nvp_target_event
, 1);
5240 struct target
*target
= Jim_CmdPrivData(interp
);
5241 target_handle_event(target
, n
->value
);
5245 static const struct command_registration target_instance_command_handlers
[] = {
5247 .name
= "configure",
5248 .mode
= COMMAND_ANY
,
5249 .jim_handler
= jim_target_configure
,
5250 .help
= "configure a new target for use",
5251 .usage
= "[target_attribute ...]",
5255 .mode
= COMMAND_ANY
,
5256 .jim_handler
= jim_target_configure
,
5257 .help
= "returns the specified target attribute",
5258 .usage
= "target_attribute",
5262 .handler
= handle_mw_command
,
5263 .mode
= COMMAND_EXEC
,
5264 .help
= "Write 64-bit word(s) to target memory",
5265 .usage
= "address data [count]",
5269 .handler
= handle_mw_command
,
5270 .mode
= COMMAND_EXEC
,
5271 .help
= "Write 32-bit word(s) to target memory",
5272 .usage
= "address data [count]",
5276 .handler
= handle_mw_command
,
5277 .mode
= COMMAND_EXEC
,
5278 .help
= "Write 16-bit half-word(s) to target memory",
5279 .usage
= "address data [count]",
5283 .handler
= handle_mw_command
,
5284 .mode
= COMMAND_EXEC
,
5285 .help
= "Write byte(s) to target memory",
5286 .usage
= "address data [count]",
5290 .handler
= handle_md_command
,
5291 .mode
= COMMAND_EXEC
,
5292 .help
= "Display target memory as 64-bit words",
5293 .usage
= "address [count]",
5297 .handler
= handle_md_command
,
5298 .mode
= COMMAND_EXEC
,
5299 .help
= "Display target memory as 32-bit words",
5300 .usage
= "address [count]",
5304 .handler
= handle_md_command
,
5305 .mode
= COMMAND_EXEC
,
5306 .help
= "Display target memory as 16-bit half-words",
5307 .usage
= "address [count]",
5311 .handler
= handle_md_command
,
5312 .mode
= COMMAND_EXEC
,
5313 .help
= "Display target memory as 8-bit bytes",
5314 .usage
= "address [count]",
5317 .name
= "array2mem",
5318 .mode
= COMMAND_EXEC
,
5319 .jim_handler
= jim_target_array2mem
,
5320 .help
= "Writes Tcl array of 8/16/32 bit numbers "
5322 .usage
= "arrayname bitwidth address count",
5325 .name
= "mem2array",
5326 .mode
= COMMAND_EXEC
,
5327 .jim_handler
= jim_target_mem2array
,
5328 .help
= "Loads Tcl array of 8/16/32 bit numbers "
5329 "from target memory",
5330 .usage
= "arrayname bitwidth address count",
5333 .name
= "eventlist",
5334 .handler
= handle_target_event_list
,
5335 .mode
= COMMAND_EXEC
,
5336 .help
= "displays a table of events defined for this target",
5341 .mode
= COMMAND_EXEC
,
5342 .jim_handler
= jim_target_current_state
,
5343 .help
= "displays the current state of this target",
5346 .name
= "arp_examine",
5347 .mode
= COMMAND_EXEC
,
5348 .jim_handler
= jim_target_examine
,
5349 .help
= "used internally for reset processing",
5350 .usage
= "['allow-defer']",
5353 .name
= "was_examined",
5354 .mode
= COMMAND_EXEC
,
5355 .jim_handler
= jim_target_was_examined
,
5356 .help
= "used internally for reset processing",
5359 .name
= "examine_deferred",
5360 .mode
= COMMAND_EXEC
,
5361 .jim_handler
= jim_target_examine_deferred
,
5362 .help
= "used internally for reset processing",
5365 .name
= "arp_halt_gdb",
5366 .mode
= COMMAND_EXEC
,
5367 .jim_handler
= jim_target_halt_gdb
,
5368 .help
= "used internally for reset processing to halt GDB",
5372 .mode
= COMMAND_EXEC
,
5373 .jim_handler
= jim_target_poll
,
5374 .help
= "used internally for reset processing",
5377 .name
= "arp_reset",
5378 .mode
= COMMAND_EXEC
,
5379 .jim_handler
= jim_target_reset
,
5380 .help
= "used internally for reset processing",
5384 .mode
= COMMAND_EXEC
,
5385 .jim_handler
= jim_target_halt
,
5386 .help
= "used internally for reset processing",
5389 .name
= "arp_waitstate",
5390 .mode
= COMMAND_EXEC
,
5391 .jim_handler
= jim_target_wait_state
,
5392 .help
= "used internally for reset processing",
5395 .name
= "invoke-event",
5396 .mode
= COMMAND_EXEC
,
5397 .jim_handler
= jim_target_invoke_event
,
5398 .help
= "invoke handler for specified event",
5399 .usage
= "event_name",
5401 COMMAND_REGISTRATION_DONE
5404 static int target_create(Jim_GetOptInfo
*goi
)
5411 struct target
*target
;
5412 struct command_context
*cmd_ctx
;
5414 cmd_ctx
= current_command_context(goi
->interp
);
5415 assert(cmd_ctx
!= NULL
);
5417 if (goi
->argc
< 3) {
5418 Jim_WrongNumArgs(goi
->interp
, 1, goi
->argv
, "?name? ?type? ..options...");
5423 Jim_GetOpt_Obj(goi
, &new_cmd
);
5424 /* does this command exist? */
5425 cmd
= Jim_GetCommand(goi
->interp
, new_cmd
, JIM_ERRMSG
);
5427 cp
= Jim_GetString(new_cmd
, NULL
);
5428 Jim_SetResultFormatted(goi
->interp
, "Command/target: %s Exists", cp
);
5433 e
= Jim_GetOpt_String(goi
, &cp
, NULL
);
5436 struct transport
*tr
= get_current_transport();
5437 if (tr
->override_target
) {
5438 e
= tr
->override_target(&cp
);
5439 if (e
!= ERROR_OK
) {
5440 LOG_ERROR("The selected transport doesn't support this target");
5443 LOG_INFO("The selected transport took over low-level target control. The results might differ compared to plain JTAG/SWD");
5445 /* now does target type exist */
5446 for (x
= 0 ; target_types
[x
] ; x
++) {
5447 if (0 == strcmp(cp
, target_types
[x
]->name
)) {
5452 /* check for deprecated name */
5453 if (target_types
[x
]->deprecated_name
) {
5454 if (0 == strcmp(cp
, target_types
[x
]->deprecated_name
)) {
5456 LOG_WARNING("target name is deprecated use: \'%s\'", target_types
[x
]->name
);
5461 if (target_types
[x
] == NULL
) {
5462 Jim_SetResultFormatted(goi
->interp
, "Unknown target type %s, try one of ", cp
);
5463 for (x
= 0 ; target_types
[x
] ; x
++) {
5464 if (target_types
[x
+ 1]) {
5465 Jim_AppendStrings(goi
->interp
,
5466 Jim_GetResult(goi
->interp
),
5467 target_types
[x
]->name
,
5470 Jim_AppendStrings(goi
->interp
,
5471 Jim_GetResult(goi
->interp
),
5473 target_types
[x
]->name
, NULL
);
5480 target
= calloc(1, sizeof(struct target
));
5481 /* set target number */
5482 target
->target_number
= new_target_number();
5483 cmd_ctx
->current_target
= target
;
5485 /* allocate memory for each unique target type */
5486 target
->type
= calloc(1, sizeof(struct target_type
));
5488 memcpy(target
->type
, target_types
[x
], sizeof(struct target_type
));
5490 /* will be set by "-endian" */
5491 target
->endianness
= TARGET_ENDIAN_UNKNOWN
;
5493 /* default to first core, override with -coreid */
5496 target
->working_area
= 0x0;
5497 target
->working_area_size
= 0x0;
5498 target
->working_areas
= NULL
;
5499 target
->backup_working_area
= 0;
5501 target
->state
= TARGET_UNKNOWN
;
5502 target
->debug_reason
= DBG_REASON_UNDEFINED
;
5503 target
->reg_cache
= NULL
;
5504 target
->breakpoints
= NULL
;
5505 target
->watchpoints
= NULL
;
5506 target
->next
= NULL
;
5507 target
->arch_info
= NULL
;
5509 target
->verbose_halt_msg
= true;
5511 target
->halt_issued
= false;
5513 /* initialize trace information */
5514 target
->trace_info
= calloc(1, sizeof(struct trace
));
5516 target
->dbgmsg
= NULL
;
5517 target
->dbg_msg_enabled
= 0;
5519 target
->endianness
= TARGET_ENDIAN_UNKNOWN
;
5521 target
->rtos
= NULL
;
5522 target
->rtos_auto_detect
= false;
5524 target
->gdb_port_override
= NULL
;
5526 /* Do the rest as "configure" options */
5527 goi
->isconfigure
= 1;
5528 e
= target_configure(goi
, target
);
5531 if (target
->has_dap
) {
5532 if (!target
->dap_configured
) {
5533 Jim_SetResultString(goi
->interp
, "-dap ?name? required when creating target", -1);
5537 if (!target
->tap_configured
) {
5538 Jim_SetResultString(goi
->interp
, "-chain-position ?name? required when creating target", -1);
5542 /* tap must be set after target was configured */
5543 if (target
->tap
== NULL
)
5548 free(target
->gdb_port_override
);
5554 if (target
->endianness
== TARGET_ENDIAN_UNKNOWN
) {
5555 /* default endian to little if not specified */
5556 target
->endianness
= TARGET_LITTLE_ENDIAN
;
5559 cp
= Jim_GetString(new_cmd
, NULL
);
5560 target
->cmd_name
= strdup(cp
);
5562 if (target
->type
->target_create
) {
5563 e
= (*(target
->type
->target_create
))(target
, goi
->interp
);
5564 if (e
!= ERROR_OK
) {
5565 LOG_DEBUG("target_create failed");
5566 free(target
->gdb_port_override
);
5568 free(target
->cmd_name
);
5574 /* create the target specific commands */
5575 if (target
->type
->commands
) {
5576 e
= register_commands(cmd_ctx
, NULL
, target
->type
->commands
);
5578 LOG_ERROR("unable to register '%s' commands", cp
);
5581 /* append to end of list */
5583 struct target
**tpp
;
5584 tpp
= &(all_targets
);
5586 tpp
= &((*tpp
)->next
);
5590 /* now - create the new target name command */
5591 const struct command_registration target_subcommands
[] = {
5593 .chain
= target_instance_command_handlers
,
5596 .chain
= target
->type
->commands
,
5598 COMMAND_REGISTRATION_DONE
5600 const struct command_registration target_commands
[] = {
5603 .mode
= COMMAND_ANY
,
5604 .help
= "target command group",
5606 .chain
= target_subcommands
,
5608 COMMAND_REGISTRATION_DONE
5610 e
= register_commands(cmd_ctx
, NULL
, target_commands
);
5614 struct command
*c
= command_find_in_context(cmd_ctx
, cp
);
5616 command_set_handler_data(c
, target
);
5618 return (ERROR_OK
== e
) ? JIM_OK
: JIM_ERR
;
5621 static int jim_target_current(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5624 Jim_WrongNumArgs(interp
, 1, argv
, "Too many parameters");
5627 struct command_context
*cmd_ctx
= current_command_context(interp
);
5628 assert(cmd_ctx
!= NULL
);
5630 Jim_SetResultString(interp
, target_name(get_current_target(cmd_ctx
)), -1);
5634 static int jim_target_types(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5637 Jim_WrongNumArgs(interp
, 1, argv
, "Too many parameters");
5640 Jim_SetResult(interp
, Jim_NewListObj(interp
, NULL
, 0));
5641 for (unsigned x
= 0; NULL
!= target_types
[x
]; x
++) {
5642 Jim_ListAppendElement(interp
, Jim_GetResult(interp
),
5643 Jim_NewStringObj(interp
, target_types
[x
]->name
, -1));
5648 static int jim_target_names(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5651 Jim_WrongNumArgs(interp
, 1, argv
, "Too many parameters");
5654 Jim_SetResult(interp
, Jim_NewListObj(interp
, NULL
, 0));
5655 struct target
*target
= all_targets
;
5657 Jim_ListAppendElement(interp
, Jim_GetResult(interp
),
5658 Jim_NewStringObj(interp
, target_name(target
), -1));
5659 target
= target
->next
;
5664 static int jim_target_smp(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5667 const char *targetname
;
5669 struct target
*target
= (struct target
*) NULL
;
5670 struct target_list
*head
, *curr
, *new;
5671 curr
= (struct target_list
*) NULL
;
5672 head
= (struct target_list
*) NULL
;
5675 LOG_DEBUG("%d", argc
);
5676 /* argv[1] = target to associate in smp
5677 * argv[2] = target to assoicate in smp
5681 for (i
= 1; i
< argc
; i
++) {
5683 targetname
= Jim_GetString(argv
[i
], &len
);
5684 target
= get_target(targetname
);
5685 LOG_DEBUG("%s ", targetname
);
5687 new = malloc(sizeof(struct target_list
));
5688 new->target
= target
;
5689 new->next
= (struct target_list
*)NULL
;
5690 if (head
== (struct target_list
*)NULL
) {
5699 /* now parse the list of cpu and put the target in smp mode*/
5702 while (curr
!= (struct target_list
*)NULL
) {
5703 target
= curr
->target
;
5705 target
->head
= head
;
5709 if (target
&& target
->rtos
)
5710 retval
= rtos_smp_init(head
->target
);
5716 static int jim_target_create(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5719 Jim_GetOpt_Setup(&goi
, interp
, argc
- 1, argv
+ 1);
5721 Jim_WrongNumArgs(goi
.interp
, goi
.argc
, goi
.argv
,
5722 "<name> <target_type> [<target_options> ...]");
5725 return target_create(&goi
);
5728 static const struct command_registration target_subcommand_handlers
[] = {
5731 .mode
= COMMAND_CONFIG
,
5732 .handler
= handle_target_init_command
,
5733 .help
= "initialize targets",
5738 .mode
= COMMAND_CONFIG
,
5739 .jim_handler
= jim_target_create
,
5740 .usage
= "name type '-chain-position' name [options ...]",
5741 .help
= "Creates and selects a new target",
5745 .mode
= COMMAND_ANY
,
5746 .jim_handler
= jim_target_current
,
5747 .help
= "Returns the currently selected target",
5751 .mode
= COMMAND_ANY
,
5752 .jim_handler
= jim_target_types
,
5753 .help
= "Returns the available target types as "
5754 "a list of strings",
5758 .mode
= COMMAND_ANY
,
5759 .jim_handler
= jim_target_names
,
5760 .help
= "Returns the names of all targets as a list of strings",
5764 .mode
= COMMAND_ANY
,
5765 .jim_handler
= jim_target_smp
,
5766 .usage
= "targetname1 targetname2 ...",
5767 .help
= "gather several target in a smp list"
5770 COMMAND_REGISTRATION_DONE
5774 target_addr_t address
;
5780 static int fastload_num
;
5781 static struct FastLoad
*fastload
;
5783 static void free_fastload(void)
5785 if (fastload
!= NULL
) {
5787 for (i
= 0; i
< fastload_num
; i
++) {
5788 if (fastload
[i
].data
)
5789 free(fastload
[i
].data
);
5796 COMMAND_HANDLER(handle_fast_load_image_command
)
5800 uint32_t image_size
;
5801 target_addr_t min_address
= 0;
5802 target_addr_t max_address
= -1;
5807 int retval
= CALL_COMMAND_HANDLER(parse_load_image_command_CMD_ARGV
,
5808 &image
, &min_address
, &max_address
);
5809 if (ERROR_OK
!= retval
)
5812 struct duration bench
;
5813 duration_start(&bench
);
5815 retval
= image_open(&image
, CMD_ARGV
[0], (CMD_ARGC
>= 3) ? CMD_ARGV
[2] : NULL
);
5816 if (retval
!= ERROR_OK
)
5821 fastload_num
= image
.num_sections
;
5822 fastload
= malloc(sizeof(struct FastLoad
)*image
.num_sections
);
5823 if (fastload
== NULL
) {
5824 command_print(CMD
, "out of memory");
5825 image_close(&image
);
5828 memset(fastload
, 0, sizeof(struct FastLoad
)*image
.num_sections
);
5829 for (i
= 0; i
< image
.num_sections
; i
++) {
5830 buffer
= malloc(image
.sections
[i
].size
);
5831 if (buffer
== NULL
) {
5832 command_print(CMD
, "error allocating buffer for section (%d bytes)",
5833 (int)(image
.sections
[i
].size
));
5834 retval
= ERROR_FAIL
;
5838 retval
= image_read_section(&image
, i
, 0x0, image
.sections
[i
].size
, buffer
, &buf_cnt
);
5839 if (retval
!= ERROR_OK
) {
5844 uint32_t offset
= 0;
5845 uint32_t length
= buf_cnt
;
5847 /* DANGER!!! beware of unsigned comparision here!!! */
5849 if ((image
.sections
[i
].base_address
+ buf_cnt
>= min_address
) &&
5850 (image
.sections
[i
].base_address
< max_address
)) {
5851 if (image
.sections
[i
].base_address
< min_address
) {
5852 /* clip addresses below */
5853 offset
+= min_address
-image
.sections
[i
].base_address
;
5857 if (image
.sections
[i
].base_address
+ buf_cnt
> max_address
)
5858 length
-= (image
.sections
[i
].base_address
+ buf_cnt
)-max_address
;
5860 fastload
[i
].address
= image
.sections
[i
].base_address
+ offset
;
5861 fastload
[i
].data
= malloc(length
);
5862 if (fastload
[i
].data
== NULL
) {
5864 command_print(CMD
, "error allocating buffer for section (%" PRIu32
" bytes)",
5866 retval
= ERROR_FAIL
;
5869 memcpy(fastload
[i
].data
, buffer
+ offset
, length
);
5870 fastload
[i
].length
= length
;
5872 image_size
+= length
;
5873 command_print(CMD
, "%u bytes written at address 0x%8.8x",
5874 (unsigned int)length
,
5875 ((unsigned int)(image
.sections
[i
].base_address
+ offset
)));
5881 if ((ERROR_OK
== retval
) && (duration_measure(&bench
) == ERROR_OK
)) {
5882 command_print(CMD
, "Loaded %" PRIu32
" bytes "
5883 "in %fs (%0.3f KiB/s)", image_size
,
5884 duration_elapsed(&bench
), duration_kbps(&bench
, image_size
));
5887 "WARNING: image has not been loaded to target!"
5888 "You can issue a 'fast_load' to finish loading.");
5891 image_close(&image
);
5893 if (retval
!= ERROR_OK
)
5899 COMMAND_HANDLER(handle_fast_load_command
)
5902 return ERROR_COMMAND_SYNTAX_ERROR
;
5903 if (fastload
== NULL
) {
5904 LOG_ERROR("No image in memory");
5908 int64_t ms
= timeval_ms();
5910 int retval
= ERROR_OK
;
5911 for (i
= 0; i
< fastload_num
; i
++) {
5912 struct target
*target
= get_current_target(CMD_CTX
);
5913 command_print(CMD
, "Write to 0x%08x, length 0x%08x",
5914 (unsigned int)(fastload
[i
].address
),
5915 (unsigned int)(fastload
[i
].length
));
5916 retval
= target_write_buffer(target
, fastload
[i
].address
, fastload
[i
].length
, fastload
[i
].data
);
5917 if (retval
!= ERROR_OK
)
5919 size
+= fastload
[i
].length
;
5921 if (retval
== ERROR_OK
) {
5922 int64_t after
= timeval_ms();
5923 command_print(CMD
, "Loaded image %f kBytes/s", (float)(size
/1024.0)/((float)(after
-ms
)/1000.0));
5928 static const struct command_registration target_command_handlers
[] = {
5931 .handler
= handle_targets_command
,
5932 .mode
= COMMAND_ANY
,
5933 .help
= "change current default target (one parameter) "
5934 "or prints table of all targets (no parameters)",
5935 .usage
= "[target]",
5939 .mode
= COMMAND_CONFIG
,
5940 .help
= "configure target",
5941 .chain
= target_subcommand_handlers
,
5944 COMMAND_REGISTRATION_DONE
5947 int target_register_commands(struct command_context
*cmd_ctx
)
5949 return register_commands(cmd_ctx
, NULL
, target_command_handlers
);
5952 static bool target_reset_nag
= true;
5954 bool get_target_reset_nag(void)
5956 return target_reset_nag
;
5959 COMMAND_HANDLER(handle_target_reset_nag
)
5961 return CALL_COMMAND_HANDLER(handle_command_parse_bool
,
5962 &target_reset_nag
, "Nag after each reset about options to improve "
5966 COMMAND_HANDLER(handle_ps_command
)
5968 struct target
*target
= get_current_target(CMD_CTX
);
5970 if (target
->state
!= TARGET_HALTED
) {
5971 LOG_INFO("target not halted !!");
5975 if ((target
->rtos
) && (target
->rtos
->type
)
5976 && (target
->rtos
->type
->ps_command
)) {
5977 display
= target
->rtos
->type
->ps_command(target
);
5978 command_print(CMD
, "%s", display
);
5983 return ERROR_TARGET_FAILURE
;
5987 static void binprint(struct command_invocation
*cmd
, const char *text
, const uint8_t *buf
, int size
)
5990 command_print_sameline(cmd
, "%s", text
);
5991 for (int i
= 0; i
< size
; i
++)
5992 command_print_sameline(cmd
, " %02x", buf
[i
]);
5993 command_print(cmd
, " ");
5996 COMMAND_HANDLER(handle_test_mem_access_command
)
5998 struct target
*target
= get_current_target(CMD_CTX
);
6000 int retval
= ERROR_OK
;
6002 if (target
->state
!= TARGET_HALTED
) {
6003 LOG_INFO("target not halted !!");
6008 return ERROR_COMMAND_SYNTAX_ERROR
;
6010 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], test_size
);
6013 size_t num_bytes
= test_size
+ 4;
6015 struct working_area
*wa
= NULL
;
6016 retval
= target_alloc_working_area(target
, num_bytes
, &wa
);
6017 if (retval
!= ERROR_OK
) {
6018 LOG_ERROR("Not enough working area");
6022 uint8_t *test_pattern
= malloc(num_bytes
);
6024 for (size_t i
= 0; i
< num_bytes
; i
++)
6025 test_pattern
[i
] = rand();
6027 retval
= target_write_memory(target
, wa
->address
, 1, num_bytes
, test_pattern
);
6028 if (retval
!= ERROR_OK
) {
6029 LOG_ERROR("Test pattern write failed");
6033 for (int host_offset
= 0; host_offset
<= 1; host_offset
++) {
6034 for (int size
= 1; size
<= 4; size
*= 2) {
6035 for (int offset
= 0; offset
< 4; offset
++) {
6036 uint32_t count
= test_size
/ size
;
6037 size_t host_bufsiz
= (count
+ 2) * size
+ host_offset
;
6038 uint8_t *read_ref
= malloc(host_bufsiz
);
6039 uint8_t *read_buf
= malloc(host_bufsiz
);
6041 for (size_t i
= 0; i
< host_bufsiz
; i
++) {
6042 read_ref
[i
] = rand();
6043 read_buf
[i
] = read_ref
[i
];
6045 command_print_sameline(CMD
,
6046 "Test read %" PRIu32
" x %d @ %d to %saligned buffer: ", count
,
6047 size
, offset
, host_offset
? "un" : "");
6049 struct duration bench
;
6050 duration_start(&bench
);
6052 retval
= target_read_memory(target
, wa
->address
+ offset
, size
, count
,
6053 read_buf
+ size
+ host_offset
);
6055 duration_measure(&bench
);
6057 if (retval
== ERROR_TARGET_UNALIGNED_ACCESS
) {
6058 command_print(CMD
, "Unsupported alignment");
6060 } else if (retval
!= ERROR_OK
) {
6061 command_print(CMD
, "Memory read failed");
6065 /* replay on host */
6066 memcpy(read_ref
+ size
+ host_offset
, test_pattern
+ offset
, count
* size
);
6069 int result
= memcmp(read_ref
, read_buf
, host_bufsiz
);
6071 command_print(CMD
, "Pass in %fs (%0.3f KiB/s)",
6072 duration_elapsed(&bench
),
6073 duration_kbps(&bench
, count
* size
));
6075 command_print(CMD
, "Compare failed");
6076 binprint(CMD
, "ref:", read_ref
, host_bufsiz
);
6077 binprint(CMD
, "buf:", read_buf
, host_bufsiz
);
6090 target_free_working_area(target
, wa
);
6093 num_bytes
= test_size
+ 4 + 4 + 4;
6095 retval
= target_alloc_working_area(target
, num_bytes
, &wa
);
6096 if (retval
!= ERROR_OK
) {
6097 LOG_ERROR("Not enough working area");
6101 test_pattern
= malloc(num_bytes
);
6103 for (size_t i
= 0; i
< num_bytes
; i
++)
6104 test_pattern
[i
] = rand();
6106 for (int host_offset
= 0; host_offset
<= 1; host_offset
++) {
6107 for (int size
= 1; size
<= 4; size
*= 2) {
6108 for (int offset
= 0; offset
< 4; offset
++) {
6109 uint32_t count
= test_size
/ size
;
6110 size_t host_bufsiz
= count
* size
+ host_offset
;
6111 uint8_t *read_ref
= malloc(num_bytes
);
6112 uint8_t *read_buf
= malloc(num_bytes
);
6113 uint8_t *write_buf
= malloc(host_bufsiz
);
6115 for (size_t i
= 0; i
< host_bufsiz
; i
++)
6116 write_buf
[i
] = rand();
6117 command_print_sameline(CMD
,
6118 "Test write %" PRIu32
" x %d @ %d from %saligned buffer: ", count
,
6119 size
, offset
, host_offset
? "un" : "");
6121 retval
= target_write_memory(target
, wa
->address
, 1, num_bytes
, test_pattern
);
6122 if (retval
!= ERROR_OK
) {
6123 command_print(CMD
, "Test pattern write failed");
6127 /* replay on host */
6128 memcpy(read_ref
, test_pattern
, num_bytes
);
6129 memcpy(read_ref
+ size
+ offset
, write_buf
+ host_offset
, count
* size
);
6131 struct duration bench
;
6132 duration_start(&bench
);
6134 retval
= target_write_memory(target
, wa
->address
+ size
+ offset
, size
, count
,
6135 write_buf
+ host_offset
);
6137 duration_measure(&bench
);
6139 if (retval
== ERROR_TARGET_UNALIGNED_ACCESS
) {
6140 command_print(CMD
, "Unsupported alignment");
6142 } else if (retval
!= ERROR_OK
) {
6143 command_print(CMD
, "Memory write failed");
6148 retval
= target_read_memory(target
, wa
->address
, 1, num_bytes
, read_buf
);
6149 if (retval
!= ERROR_OK
) {
6150 command_print(CMD
, "Test pattern write failed");
6155 int result
= memcmp(read_ref
, read_buf
, num_bytes
);
6157 command_print(CMD
, "Pass in %fs (%0.3f KiB/s)",
6158 duration_elapsed(&bench
),
6159 duration_kbps(&bench
, count
* size
));
6161 command_print(CMD
, "Compare failed");
6162 binprint(CMD
, "ref:", read_ref
, num_bytes
);
6163 binprint(CMD
, "buf:", read_buf
, num_bytes
);
6175 target_free_working_area(target
, wa
);
6179 static const struct command_registration target_exec_command_handlers
[] = {
6181 .name
= "fast_load_image",
6182 .handler
= handle_fast_load_image_command
,
6183 .mode
= COMMAND_ANY
,
6184 .help
= "Load image into server memory for later use by "
6185 "fast_load; primarily for profiling",
6186 .usage
= "filename address ['bin'|'ihex'|'elf'|'s19'] "
6187 "[min_address [max_length]]",
6190 .name
= "fast_load",
6191 .handler
= handle_fast_load_command
,
6192 .mode
= COMMAND_EXEC
,
6193 .help
= "loads active fast load image to current target "
6194 "- mainly for profiling purposes",
6199 .handler
= handle_profile_command
,
6200 .mode
= COMMAND_EXEC
,
6201 .usage
= "seconds filename [start end]",
6202 .help
= "profiling samples the CPU PC",
6204 /** @todo don't register virt2phys() unless target supports it */
6206 .name
= "virt2phys",
6207 .handler
= handle_virt2phys_command
,
6208 .mode
= COMMAND_ANY
,
6209 .help
= "translate a virtual address into a physical address",
6210 .usage
= "virtual_address",
6214 .handler
= handle_reg_command
,
6215 .mode
= COMMAND_EXEC
,
6216 .help
= "display (reread from target with \"force\") or set a register; "
6217 "with no arguments, displays all registers and their values",
6218 .usage
= "[(register_number|register_name) [(value|'force')]]",
6222 .handler
= handle_poll_command
,
6223 .mode
= COMMAND_EXEC
,
6224 .help
= "poll target state; or reconfigure background polling",
6225 .usage
= "['on'|'off']",
6228 .name
= "wait_halt",
6229 .handler
= handle_wait_halt_command
,
6230 .mode
= COMMAND_EXEC
,
6231 .help
= "wait up to the specified number of milliseconds "
6232 "(default 5000) for a previously requested halt",
6233 .usage
= "[milliseconds]",
6237 .handler
= handle_halt_command
,
6238 .mode
= COMMAND_EXEC
,
6239 .help
= "request target to halt, then wait up to the specified "
6240 "number of milliseconds (default 5000) for it to complete",
6241 .usage
= "[milliseconds]",
6245 .handler
= handle_resume_command
,
6246 .mode
= COMMAND_EXEC
,
6247 .help
= "resume target execution from current PC or address",
6248 .usage
= "[address]",
6252 .handler
= handle_reset_command
,
6253 .mode
= COMMAND_EXEC
,
6254 .usage
= "[run|halt|init]",
6255 .help
= "Reset all targets into the specified mode. "
6256 "Default reset mode is run, if not given.",
6259 .name
= "soft_reset_halt",
6260 .handler
= handle_soft_reset_halt_command
,
6261 .mode
= COMMAND_EXEC
,
6263 .help
= "halt the target and do a soft reset",
6267 .handler
= handle_step_command
,
6268 .mode
= COMMAND_EXEC
,
6269 .help
= "step one instruction from current PC or address",
6270 .usage
= "[address]",
6274 .handler
= handle_md_command
,
6275 .mode
= COMMAND_EXEC
,
6276 .help
= "display memory double-words",
6277 .usage
= "['phys'] address [count]",
6281 .handler
= handle_md_command
,
6282 .mode
= COMMAND_EXEC
,
6283 .help
= "display memory words",
6284 .usage
= "['phys'] address [count]",
6288 .handler
= handle_md_command
,
6289 .mode
= COMMAND_EXEC
,
6290 .help
= "display memory half-words",
6291 .usage
= "['phys'] address [count]",
6295 .handler
= handle_md_command
,
6296 .mode
= COMMAND_EXEC
,
6297 .help
= "display memory bytes",
6298 .usage
= "['phys'] address [count]",
6302 .handler
= handle_mw_command
,
6303 .mode
= COMMAND_EXEC
,
6304 .help
= "write memory double-word",
6305 .usage
= "['phys'] address value [count]",
6309 .handler
= handle_mw_command
,
6310 .mode
= COMMAND_EXEC
,
6311 .help
= "write memory word",
6312 .usage
= "['phys'] address value [count]",
6316 .handler
= handle_mw_command
,
6317 .mode
= COMMAND_EXEC
,
6318 .help
= "write memory half-word",
6319 .usage
= "['phys'] address value [count]",
6323 .handler
= handle_mw_command
,
6324 .mode
= COMMAND_EXEC
,
6325 .help
= "write memory byte",
6326 .usage
= "['phys'] address value [count]",
6330 .handler
= handle_bp_command
,
6331 .mode
= COMMAND_EXEC
,
6332 .help
= "list or set hardware or software breakpoint",
6333 .usage
= "[<address> [<asid>] <length> ['hw'|'hw_ctx']]",
6337 .handler
= handle_rbp_command
,
6338 .mode
= COMMAND_EXEC
,
6339 .help
= "remove breakpoint",
6340 .usage
= "'all' | address",
6344 .handler
= handle_wp_command
,
6345 .mode
= COMMAND_EXEC
,
6346 .help
= "list (no params) or create watchpoints",
6347 .usage
= "[address length [('r'|'w'|'a') value [mask]]]",
6351 .handler
= handle_rwp_command
,
6352 .mode
= COMMAND_EXEC
,
6353 .help
= "remove watchpoint",
6357 .name
= "load_image",
6358 .handler
= handle_load_image_command
,
6359 .mode
= COMMAND_EXEC
,
6360 .usage
= "filename address ['bin'|'ihex'|'elf'|'s19'] "
6361 "[min_address] [max_length]",
6364 .name
= "dump_image",
6365 .handler
= handle_dump_image_command
,
6366 .mode
= COMMAND_EXEC
,
6367 .usage
= "filename address size",
6370 .name
= "verify_image_checksum",
6371 .handler
= handle_verify_image_checksum_command
,
6372 .mode
= COMMAND_EXEC
,
6373 .usage
= "filename [offset [type]]",
6376 .name
= "verify_image",
6377 .handler
= handle_verify_image_command
,
6378 .mode
= COMMAND_EXEC
,
6379 .usage
= "filename [offset [type]]",
6382 .name
= "test_image",
6383 .handler
= handle_test_image_command
,
6384 .mode
= COMMAND_EXEC
,
6385 .usage
= "filename [offset [type]]",
6388 .name
= "mem2array",
6389 .mode
= COMMAND_EXEC
,
6390 .jim_handler
= jim_mem2array
,
6391 .help
= "read 8/16/32 bit memory and return as a TCL array "
6392 "for script processing",
6393 .usage
= "arrayname bitwidth address count",
6396 .name
= "array2mem",
6397 .mode
= COMMAND_EXEC
,
6398 .jim_handler
= jim_array2mem
,
6399 .help
= "convert a TCL array to memory locations "
6400 "and write the 8/16/32 bit values",
6401 .usage
= "arrayname bitwidth address count",
6404 .name
= "reset_nag",
6405 .handler
= handle_target_reset_nag
,
6406 .mode
= COMMAND_ANY
,
6407 .help
= "Nag after each reset about options that could have been "
6408 "enabled to improve performance. ",
6409 .usage
= "['enable'|'disable']",
6413 .handler
= handle_ps_command
,
6414 .mode
= COMMAND_EXEC
,
6415 .help
= "list all tasks ",
6419 .name
= "test_mem_access",
6420 .handler
= handle_test_mem_access_command
,
6421 .mode
= COMMAND_EXEC
,
6422 .help
= "Test the target's memory access functions",
6426 COMMAND_REGISTRATION_DONE
6428 static int target_register_user_commands(struct command_context
*cmd_ctx
)
6430 int retval
= ERROR_OK
;
6431 retval
= target_request_register_commands(cmd_ctx
);
6432 if (retval
!= ERROR_OK
)
6435 retval
= trace_register_commands(cmd_ctx
);
6436 if (retval
!= ERROR_OK
)
6440 return register_commands(cmd_ctx
, NULL
, target_exec_command_handlers
);