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/align.h>
45 #include <helper/time_support.h>
46 #include <jtag/jtag.h>
47 #include <flash/nor/core.h>
50 #include "target_type.h"
51 #include "target_request.h"
52 #include "breakpoints.h"
56 #include "rtos/rtos.h"
57 #include "transport/transport.h"
61 /* default halt wait timeout (ms) */
62 #define DEFAULT_HALT_TIMEOUT 5000
64 static int target_read_buffer_default(struct target
*target
, target_addr_t address
,
65 uint32_t count
, uint8_t *buffer
);
66 static int target_write_buffer_default(struct target
*target
, target_addr_t address
,
67 uint32_t count
, const uint8_t *buffer
);
68 static int target_array2mem(Jim_Interp
*interp
, struct target
*target
,
69 int argc
, Jim_Obj
* const *argv
);
70 static int target_mem2array(Jim_Interp
*interp
, struct target
*target
,
71 int argc
, Jim_Obj
* const *argv
);
72 static int target_register_user_commands(struct command_context
*cmd_ctx
);
73 static int target_get_gdb_fileio_info_default(struct target
*target
,
74 struct gdb_fileio_info
*fileio_info
);
75 static int target_gdb_fileio_end_default(struct target
*target
, int retcode
,
76 int fileio_errno
, bool ctrl_c
);
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 static int64_t target_timer_next_event_value
;
160 static LIST_HEAD(target_reset_callback_list
);
161 static LIST_HEAD(target_trace_callback_list
);
162 static const int polling_interval
= TARGET_DEFAULT_POLLING_INTERVAL
;
163 static LIST_HEAD(empty_smp_targets
);
165 static const struct jim_nvp nvp_assert
[] = {
166 { .name
= "assert", NVP_ASSERT
},
167 { .name
= "deassert", NVP_DEASSERT
},
168 { .name
= "T", NVP_ASSERT
},
169 { .name
= "F", NVP_DEASSERT
},
170 { .name
= "t", NVP_ASSERT
},
171 { .name
= "f", NVP_DEASSERT
},
172 { .name
= NULL
, .value
= -1 }
175 static const struct jim_nvp nvp_error_target
[] = {
176 { .value
= ERROR_TARGET_INVALID
, .name
= "err-invalid" },
177 { .value
= ERROR_TARGET_INIT_FAILED
, .name
= "err-init-failed" },
178 { .value
= ERROR_TARGET_TIMEOUT
, .name
= "err-timeout" },
179 { .value
= ERROR_TARGET_NOT_HALTED
, .name
= "err-not-halted" },
180 { .value
= ERROR_TARGET_FAILURE
, .name
= "err-failure" },
181 { .value
= ERROR_TARGET_UNALIGNED_ACCESS
, .name
= "err-unaligned-access" },
182 { .value
= ERROR_TARGET_DATA_ABORT
, .name
= "err-data-abort" },
183 { .value
= ERROR_TARGET_RESOURCE_NOT_AVAILABLE
, .name
= "err-resource-not-available" },
184 { .value
= ERROR_TARGET_TRANSLATION_FAULT
, .name
= "err-translation-fault" },
185 { .value
= ERROR_TARGET_NOT_RUNNING
, .name
= "err-not-running" },
186 { .value
= ERROR_TARGET_NOT_EXAMINED
, .name
= "err-not-examined" },
187 { .value
= -1, .name
= NULL
}
190 static const char *target_strerror_safe(int err
)
192 const struct jim_nvp
*n
;
194 n
= jim_nvp_value2name_simple(nvp_error_target
, err
);
201 static const struct jim_nvp nvp_target_event
[] = {
203 { .value
= TARGET_EVENT_GDB_HALT
, .name
= "gdb-halt" },
204 { .value
= TARGET_EVENT_HALTED
, .name
= "halted" },
205 { .value
= TARGET_EVENT_RESUMED
, .name
= "resumed" },
206 { .value
= TARGET_EVENT_RESUME_START
, .name
= "resume-start" },
207 { .value
= TARGET_EVENT_RESUME_END
, .name
= "resume-end" },
208 { .value
= TARGET_EVENT_STEP_START
, .name
= "step-start" },
209 { .value
= TARGET_EVENT_STEP_END
, .name
= "step-end" },
211 { .name
= "gdb-start", .value
= TARGET_EVENT_GDB_START
},
212 { .name
= "gdb-end", .value
= TARGET_EVENT_GDB_END
},
214 { .value
= TARGET_EVENT_RESET_START
, .name
= "reset-start" },
215 { .value
= TARGET_EVENT_RESET_ASSERT_PRE
, .name
= "reset-assert-pre" },
216 { .value
= TARGET_EVENT_RESET_ASSERT
, .name
= "reset-assert" },
217 { .value
= TARGET_EVENT_RESET_ASSERT_POST
, .name
= "reset-assert-post" },
218 { .value
= TARGET_EVENT_RESET_DEASSERT_PRE
, .name
= "reset-deassert-pre" },
219 { .value
= TARGET_EVENT_RESET_DEASSERT_POST
, .name
= "reset-deassert-post" },
220 { .value
= TARGET_EVENT_RESET_INIT
, .name
= "reset-init" },
221 { .value
= TARGET_EVENT_RESET_END
, .name
= "reset-end" },
223 { .value
= TARGET_EVENT_EXAMINE_START
, .name
= "examine-start" },
224 { .value
= TARGET_EVENT_EXAMINE_FAIL
, .name
= "examine-fail" },
225 { .value
= TARGET_EVENT_EXAMINE_END
, .name
= "examine-end" },
227 { .value
= TARGET_EVENT_DEBUG_HALTED
, .name
= "debug-halted" },
228 { .value
= TARGET_EVENT_DEBUG_RESUMED
, .name
= "debug-resumed" },
230 { .value
= TARGET_EVENT_GDB_ATTACH
, .name
= "gdb-attach" },
231 { .value
= TARGET_EVENT_GDB_DETACH
, .name
= "gdb-detach" },
233 { .value
= TARGET_EVENT_GDB_FLASH_WRITE_START
, .name
= "gdb-flash-write-start" },
234 { .value
= TARGET_EVENT_GDB_FLASH_WRITE_END
, .name
= "gdb-flash-write-end" },
236 { .value
= TARGET_EVENT_GDB_FLASH_ERASE_START
, .name
= "gdb-flash-erase-start" },
237 { .value
= TARGET_EVENT_GDB_FLASH_ERASE_END
, .name
= "gdb-flash-erase-end" },
239 { .value
= TARGET_EVENT_TRACE_CONFIG
, .name
= "trace-config" },
241 { .value
= TARGET_EVENT_SEMIHOSTING_USER_CMD_0x100
, .name
= "semihosting-user-cmd-0x100" },
242 { .value
= TARGET_EVENT_SEMIHOSTING_USER_CMD_0x101
, .name
= "semihosting-user-cmd-0x101" },
243 { .value
= TARGET_EVENT_SEMIHOSTING_USER_CMD_0x102
, .name
= "semihosting-user-cmd-0x102" },
244 { .value
= TARGET_EVENT_SEMIHOSTING_USER_CMD_0x103
, .name
= "semihosting-user-cmd-0x103" },
245 { .value
= TARGET_EVENT_SEMIHOSTING_USER_CMD_0x104
, .name
= "semihosting-user-cmd-0x104" },
246 { .value
= TARGET_EVENT_SEMIHOSTING_USER_CMD_0x105
, .name
= "semihosting-user-cmd-0x105" },
247 { .value
= TARGET_EVENT_SEMIHOSTING_USER_CMD_0x106
, .name
= "semihosting-user-cmd-0x106" },
248 { .value
= TARGET_EVENT_SEMIHOSTING_USER_CMD_0x107
, .name
= "semihosting-user-cmd-0x107" },
250 { .name
= NULL
, .value
= -1 }
253 static const struct jim_nvp nvp_target_state
[] = {
254 { .name
= "unknown", .value
= TARGET_UNKNOWN
},
255 { .name
= "running", .value
= TARGET_RUNNING
},
256 { .name
= "halted", .value
= TARGET_HALTED
},
257 { .name
= "reset", .value
= TARGET_RESET
},
258 { .name
= "debug-running", .value
= TARGET_DEBUG_RUNNING
},
259 { .name
= NULL
, .value
= -1 },
262 static const struct jim_nvp nvp_target_debug_reason
[] = {
263 { .name
= "debug-request", .value
= DBG_REASON_DBGRQ
},
264 { .name
= "breakpoint", .value
= DBG_REASON_BREAKPOINT
},
265 { .name
= "watchpoint", .value
= DBG_REASON_WATCHPOINT
},
266 { .name
= "watchpoint-and-breakpoint", .value
= DBG_REASON_WPTANDBKPT
},
267 { .name
= "single-step", .value
= DBG_REASON_SINGLESTEP
},
268 { .name
= "target-not-halted", .value
= DBG_REASON_NOTHALTED
},
269 { .name
= "program-exit", .value
= DBG_REASON_EXIT
},
270 { .name
= "exception-catch", .value
= DBG_REASON_EXC_CATCH
},
271 { .name
= "undefined", .value
= DBG_REASON_UNDEFINED
},
272 { .name
= NULL
, .value
= -1 },
275 static const struct jim_nvp nvp_target_endian
[] = {
276 { .name
= "big", .value
= TARGET_BIG_ENDIAN
},
277 { .name
= "little", .value
= TARGET_LITTLE_ENDIAN
},
278 { .name
= "be", .value
= TARGET_BIG_ENDIAN
},
279 { .name
= "le", .value
= TARGET_LITTLE_ENDIAN
},
280 { .name
= NULL
, .value
= -1 },
283 static const struct jim_nvp nvp_reset_modes
[] = {
284 { .name
= "unknown", .value
= RESET_UNKNOWN
},
285 { .name
= "run", .value
= RESET_RUN
},
286 { .name
= "halt", .value
= RESET_HALT
},
287 { .name
= "init", .value
= RESET_INIT
},
288 { .name
= NULL
, .value
= -1 },
291 const char *debug_reason_name(struct target
*t
)
295 cp
= jim_nvp_value2name_simple(nvp_target_debug_reason
,
296 t
->debug_reason
)->name
;
298 LOG_ERROR("Invalid debug reason: %d", (int)(t
->debug_reason
));
299 cp
= "(*BUG*unknown*BUG*)";
304 const char *target_state_name(struct target
*t
)
307 cp
= jim_nvp_value2name_simple(nvp_target_state
, t
->state
)->name
;
309 LOG_ERROR("Invalid target state: %d", (int)(t
->state
));
310 cp
= "(*BUG*unknown*BUG*)";
313 if (!target_was_examined(t
) && t
->defer_examine
)
314 cp
= "examine deferred";
319 const char *target_event_name(enum target_event event
)
322 cp
= jim_nvp_value2name_simple(nvp_target_event
, event
)->name
;
324 LOG_ERROR("Invalid target event: %d", (int)(event
));
325 cp
= "(*BUG*unknown*BUG*)";
330 const char *target_reset_mode_name(enum target_reset_mode reset_mode
)
333 cp
= jim_nvp_value2name_simple(nvp_reset_modes
, reset_mode
)->name
;
335 LOG_ERROR("Invalid target reset mode: %d", (int)(reset_mode
));
336 cp
= "(*BUG*unknown*BUG*)";
341 /* determine the number of the new target */
342 static int new_target_number(void)
347 /* number is 0 based */
351 if (x
< t
->target_number
)
352 x
= t
->target_number
;
358 static void append_to_list_all_targets(struct target
*target
)
360 struct target
**t
= &all_targets
;
367 /* read a uint64_t from a buffer in target memory endianness */
368 uint64_t target_buffer_get_u64(struct target
*target
, const uint8_t *buffer
)
370 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
371 return le_to_h_u64(buffer
);
373 return be_to_h_u64(buffer
);
376 /* read a uint32_t from a buffer in target memory endianness */
377 uint32_t target_buffer_get_u32(struct target
*target
, const uint8_t *buffer
)
379 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
380 return le_to_h_u32(buffer
);
382 return be_to_h_u32(buffer
);
385 /* read a uint24_t from a buffer in target memory endianness */
386 uint32_t target_buffer_get_u24(struct target
*target
, const uint8_t *buffer
)
388 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
389 return le_to_h_u24(buffer
);
391 return be_to_h_u24(buffer
);
394 /* read a uint16_t from a buffer in target memory endianness */
395 uint16_t target_buffer_get_u16(struct target
*target
, const uint8_t *buffer
)
397 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
398 return le_to_h_u16(buffer
);
400 return be_to_h_u16(buffer
);
403 /* write a uint64_t to a buffer in target memory endianness */
404 void target_buffer_set_u64(struct target
*target
, uint8_t *buffer
, uint64_t value
)
406 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
407 h_u64_to_le(buffer
, value
);
409 h_u64_to_be(buffer
, value
);
412 /* write a uint32_t to a buffer in target memory endianness */
413 void target_buffer_set_u32(struct target
*target
, uint8_t *buffer
, uint32_t value
)
415 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
416 h_u32_to_le(buffer
, value
);
418 h_u32_to_be(buffer
, value
);
421 /* write a uint24_t to a buffer in target memory endianness */
422 void target_buffer_set_u24(struct target
*target
, uint8_t *buffer
, uint32_t value
)
424 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
425 h_u24_to_le(buffer
, value
);
427 h_u24_to_be(buffer
, value
);
430 /* write a uint16_t to a buffer in target memory endianness */
431 void target_buffer_set_u16(struct target
*target
, uint8_t *buffer
, uint16_t value
)
433 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
434 h_u16_to_le(buffer
, value
);
436 h_u16_to_be(buffer
, value
);
439 /* write a uint8_t to a buffer in target memory endianness */
440 static void target_buffer_set_u8(struct target
*target
, uint8_t *buffer
, uint8_t value
)
445 /* write a uint64_t array to a buffer in target memory endianness */
446 void target_buffer_get_u64_array(struct target
*target
, const uint8_t *buffer
, uint32_t count
, uint64_t *dstbuf
)
449 for (i
= 0; i
< count
; i
++)
450 dstbuf
[i
] = target_buffer_get_u64(target
, &buffer
[i
* 8]);
453 /* write a uint32_t array to a buffer in target memory endianness */
454 void target_buffer_get_u32_array(struct target
*target
, const uint8_t *buffer
, uint32_t count
, uint32_t *dstbuf
)
457 for (i
= 0; i
< count
; i
++)
458 dstbuf
[i
] = target_buffer_get_u32(target
, &buffer
[i
* 4]);
461 /* write a uint16_t array to a buffer in target memory endianness */
462 void target_buffer_get_u16_array(struct target
*target
, const uint8_t *buffer
, uint32_t count
, uint16_t *dstbuf
)
465 for (i
= 0; i
< count
; i
++)
466 dstbuf
[i
] = target_buffer_get_u16(target
, &buffer
[i
* 2]);
469 /* write a uint64_t array to a buffer in target memory endianness */
470 void target_buffer_set_u64_array(struct target
*target
, uint8_t *buffer
, uint32_t count
, const uint64_t *srcbuf
)
473 for (i
= 0; i
< count
; i
++)
474 target_buffer_set_u64(target
, &buffer
[i
* 8], srcbuf
[i
]);
477 /* write a uint32_t array to a buffer in target memory endianness */
478 void target_buffer_set_u32_array(struct target
*target
, uint8_t *buffer
, uint32_t count
, const uint32_t *srcbuf
)
481 for (i
= 0; i
< count
; i
++)
482 target_buffer_set_u32(target
, &buffer
[i
* 4], srcbuf
[i
]);
485 /* write a uint16_t array to a buffer in target memory endianness */
486 void target_buffer_set_u16_array(struct target
*target
, uint8_t *buffer
, uint32_t count
, const uint16_t *srcbuf
)
489 for (i
= 0; i
< count
; i
++)
490 target_buffer_set_u16(target
, &buffer
[i
* 2], srcbuf
[i
]);
493 /* return a pointer to a configured target; id is name or number */
494 struct target
*get_target(const char *id
)
496 struct target
*target
;
498 /* try as tcltarget name */
499 for (target
= all_targets
; target
; target
= target
->next
) {
500 if (!target_name(target
))
502 if (strcmp(id
, target_name(target
)) == 0)
506 /* It's OK to remove this fallback sometime after August 2010 or so */
508 /* no match, try as number */
510 if (parse_uint(id
, &num
) != ERROR_OK
)
513 for (target
= all_targets
; target
; target
= target
->next
) {
514 if (target
->target_number
== (int)num
) {
515 LOG_WARNING("use '%s' as target identifier, not '%u'",
516 target_name(target
), num
);
524 /* returns a pointer to the n-th configured target */
525 struct target
*get_target_by_num(int num
)
527 struct target
*target
= all_targets
;
530 if (target
->target_number
== num
)
532 target
= target
->next
;
538 struct target
*get_current_target(struct command_context
*cmd_ctx
)
540 struct target
*target
= get_current_target_or_null(cmd_ctx
);
543 LOG_ERROR("BUG: current_target out of bounds");
550 struct target
*get_current_target_or_null(struct command_context
*cmd_ctx
)
552 return cmd_ctx
->current_target_override
553 ? cmd_ctx
->current_target_override
554 : cmd_ctx
->current_target
;
557 int target_poll(struct target
*target
)
561 /* We can't poll until after examine */
562 if (!target_was_examined(target
)) {
563 /* Fail silently lest we pollute the log */
567 retval
= target
->type
->poll(target
);
568 if (retval
!= ERROR_OK
)
571 if (target
->halt_issued
) {
572 if (target
->state
== TARGET_HALTED
)
573 target
->halt_issued
= false;
575 int64_t t
= timeval_ms() - target
->halt_issued_time
;
576 if (t
> DEFAULT_HALT_TIMEOUT
) {
577 target
->halt_issued
= false;
578 LOG_INFO("Halt timed out, wake up GDB.");
579 target_call_event_callbacks(target
, TARGET_EVENT_GDB_HALT
);
587 int target_halt(struct target
*target
)
590 /* We can't poll until after examine */
591 if (!target_was_examined(target
)) {
592 LOG_ERROR("Target not examined yet");
596 retval
= target
->type
->halt(target
);
597 if (retval
!= ERROR_OK
)
600 target
->halt_issued
= true;
601 target
->halt_issued_time
= timeval_ms();
607 * Make the target (re)start executing using its saved execution
608 * context (possibly with some modifications).
610 * @param target Which target should start executing.
611 * @param current True to use the target's saved program counter instead
612 * of the address parameter
613 * @param address Optionally used as the program counter.
614 * @param handle_breakpoints True iff breakpoints at the resumption PC
615 * should be skipped. (For example, maybe execution was stopped by
616 * such a breakpoint, in which case it would be counterproductive to
618 * @param debug_execution False if all working areas allocated by OpenOCD
619 * should be released and/or restored to their original contents.
620 * (This would for example be true to run some downloaded "helper"
621 * algorithm code, which resides in one such working buffer and uses
622 * another for data storage.)
624 * @todo Resolve the ambiguity about what the "debug_execution" flag
625 * signifies. For example, Target implementations don't agree on how
626 * it relates to invalidation of the register cache, or to whether
627 * breakpoints and watchpoints should be enabled. (It would seem wrong
628 * to enable breakpoints when running downloaded "helper" algorithms
629 * (debug_execution true), since the breakpoints would be set to match
630 * target firmware being debugged, not the helper algorithm.... and
631 * enabling them could cause such helpers to malfunction (for example,
632 * by overwriting data with a breakpoint instruction. On the other
633 * hand the infrastructure for running such helpers might use this
634 * procedure but rely on hardware breakpoint to detect termination.)
636 int target_resume(struct target
*target
, int current
, target_addr_t address
,
637 int handle_breakpoints
, int debug_execution
)
641 /* We can't poll until after examine */
642 if (!target_was_examined(target
)) {
643 LOG_ERROR("Target not examined yet");
647 target_call_event_callbacks(target
, TARGET_EVENT_RESUME_START
);
649 /* note that resume *must* be asynchronous. The CPU can halt before
650 * we poll. The CPU can even halt at the current PC as a result of
651 * a software breakpoint being inserted by (a bug?) the application.
654 * resume() triggers the event 'resumed'. The execution of TCL commands
655 * in the event handler causes the polling of targets. If the target has
656 * already halted for a breakpoint, polling will run the 'halted' event
657 * handler before the pending 'resumed' handler.
658 * Disable polling during resume() to guarantee the execution of handlers
659 * in the correct order.
661 bool save_poll
= jtag_poll_get_enabled();
662 jtag_poll_set_enabled(false);
663 retval
= target
->type
->resume(target
, current
, address
, handle_breakpoints
, debug_execution
);
664 jtag_poll_set_enabled(save_poll
);
665 if (retval
!= ERROR_OK
)
668 target_call_event_callbacks(target
, TARGET_EVENT_RESUME_END
);
673 static int target_process_reset(struct command_invocation
*cmd
, enum target_reset_mode reset_mode
)
678 n
= jim_nvp_value2name_simple(nvp_reset_modes
, reset_mode
);
680 LOG_ERROR("invalid reset mode");
684 struct target
*target
;
685 for (target
= all_targets
; target
; target
= target
->next
)
686 target_call_reset_callbacks(target
, reset_mode
);
688 /* disable polling during reset to make reset event scripts
689 * more predictable, i.e. dr/irscan & pathmove in events will
690 * not have JTAG operations injected into the middle of a sequence.
692 bool save_poll
= jtag_poll_get_enabled();
694 jtag_poll_set_enabled(false);
696 sprintf(buf
, "ocd_process_reset %s", n
->name
);
697 retval
= Jim_Eval(cmd
->ctx
->interp
, buf
);
699 jtag_poll_set_enabled(save_poll
);
701 if (retval
!= JIM_OK
) {
702 Jim_MakeErrorMessage(cmd
->ctx
->interp
);
703 command_print(cmd
, "%s", Jim_GetString(Jim_GetResult(cmd
->ctx
->interp
), NULL
));
707 /* We want any events to be processed before the prompt */
708 retval
= target_call_timer_callbacks_now();
710 for (target
= all_targets
; target
; target
= target
->next
) {
711 target
->type
->check_reset(target
);
712 target
->running_alg
= false;
718 static int identity_virt2phys(struct target
*target
,
719 target_addr_t
virtual, target_addr_t
*physical
)
725 static int no_mmu(struct target
*target
, int *enabled
)
732 * Reset the @c examined flag for the given target.
733 * Pure paranoia -- targets are zeroed on allocation.
735 static inline void target_reset_examined(struct target
*target
)
737 target
->examined
= false;
740 static int default_examine(struct target
*target
)
742 target_set_examined(target
);
746 /* no check by default */
747 static int default_check_reset(struct target
*target
)
752 /* Equivalent Tcl code arp_examine_one is in src/target/startup.tcl
754 int target_examine_one(struct target
*target
)
756 target_call_event_callbacks(target
, TARGET_EVENT_EXAMINE_START
);
758 int retval
= target
->type
->examine(target
);
759 if (retval
!= ERROR_OK
) {
760 target_reset_examined(target
);
761 target_call_event_callbacks(target
, TARGET_EVENT_EXAMINE_FAIL
);
765 target_set_examined(target
);
766 target_call_event_callbacks(target
, TARGET_EVENT_EXAMINE_END
);
771 static int jtag_enable_callback(enum jtag_event event
, void *priv
)
773 struct target
*target
= priv
;
775 if (event
!= JTAG_TAP_EVENT_ENABLE
|| !target
->tap
->enabled
)
778 jtag_unregister_event_callback(jtag_enable_callback
, target
);
780 return target_examine_one(target
);
783 /* Targets that correctly implement init + examine, i.e.
784 * no communication with target during init:
788 int target_examine(void)
790 int retval
= ERROR_OK
;
791 struct target
*target
;
793 for (target
= all_targets
; target
; target
= target
->next
) {
794 /* defer examination, but don't skip it */
795 if (!target
->tap
->enabled
) {
796 jtag_register_event_callback(jtag_enable_callback
,
801 if (target
->defer_examine
)
804 int retval2
= target_examine_one(target
);
805 if (retval2
!= ERROR_OK
) {
806 LOG_WARNING("target %s examination failed", target_name(target
));
813 const char *target_type_name(struct target
*target
)
815 return target
->type
->name
;
818 static int target_soft_reset_halt(struct target
*target
)
820 if (!target_was_examined(target
)) {
821 LOG_ERROR("Target not examined yet");
824 if (!target
->type
->soft_reset_halt
) {
825 LOG_ERROR("Target %s does not support soft_reset_halt",
826 target_name(target
));
829 return target
->type
->soft_reset_halt(target
);
833 * Downloads a target-specific native code algorithm to the target,
834 * and executes it. * Note that some targets may need to set up, enable,
835 * and tear down a breakpoint (hard or * soft) to detect algorithm
836 * termination, while others may support lower overhead schemes where
837 * soft breakpoints embedded in the algorithm automatically terminate the
840 * @param target used to run the algorithm
841 * @param num_mem_params
843 * @param num_reg_params
848 * @param arch_info target-specific description of the algorithm.
850 int target_run_algorithm(struct target
*target
,
851 int num_mem_params
, struct mem_param
*mem_params
,
852 int num_reg_params
, struct reg_param
*reg_param
,
853 target_addr_t entry_point
, target_addr_t exit_point
,
854 int timeout_ms
, void *arch_info
)
856 int retval
= ERROR_FAIL
;
858 if (!target_was_examined(target
)) {
859 LOG_ERROR("Target not examined yet");
862 if (!target
->type
->run_algorithm
) {
863 LOG_ERROR("Target type '%s' does not support %s",
864 target_type_name(target
), __func__
);
868 target
->running_alg
= true;
869 retval
= target
->type
->run_algorithm(target
,
870 num_mem_params
, mem_params
,
871 num_reg_params
, reg_param
,
872 entry_point
, exit_point
, timeout_ms
, arch_info
);
873 target
->running_alg
= false;
880 * Executes a target-specific native code algorithm and leaves it running.
882 * @param target used to run the algorithm
883 * @param num_mem_params
885 * @param num_reg_params
889 * @param arch_info target-specific description of the algorithm.
891 int target_start_algorithm(struct target
*target
,
892 int num_mem_params
, struct mem_param
*mem_params
,
893 int num_reg_params
, struct reg_param
*reg_params
,
894 target_addr_t entry_point
, target_addr_t exit_point
,
897 int retval
= ERROR_FAIL
;
899 if (!target_was_examined(target
)) {
900 LOG_ERROR("Target not examined yet");
903 if (!target
->type
->start_algorithm
) {
904 LOG_ERROR("Target type '%s' does not support %s",
905 target_type_name(target
), __func__
);
908 if (target
->running_alg
) {
909 LOG_ERROR("Target is already running an algorithm");
913 target
->running_alg
= true;
914 retval
= target
->type
->start_algorithm(target
,
915 num_mem_params
, mem_params
,
916 num_reg_params
, reg_params
,
917 entry_point
, exit_point
, arch_info
);
924 * Waits for an algorithm started with target_start_algorithm() to complete.
926 * @param target used to run the algorithm
927 * @param num_mem_params
929 * @param num_reg_params
933 * @param arch_info target-specific description of the algorithm.
935 int target_wait_algorithm(struct target
*target
,
936 int num_mem_params
, struct mem_param
*mem_params
,
937 int num_reg_params
, struct reg_param
*reg_params
,
938 target_addr_t exit_point
, int timeout_ms
,
941 int retval
= ERROR_FAIL
;
943 if (!target
->type
->wait_algorithm
) {
944 LOG_ERROR("Target type '%s' does not support %s",
945 target_type_name(target
), __func__
);
948 if (!target
->running_alg
) {
949 LOG_ERROR("Target is not running an algorithm");
953 retval
= target
->type
->wait_algorithm(target
,
954 num_mem_params
, mem_params
,
955 num_reg_params
, reg_params
,
956 exit_point
, timeout_ms
, arch_info
);
957 if (retval
!= ERROR_TARGET_TIMEOUT
)
958 target
->running_alg
= false;
965 * Streams data to a circular buffer on target intended for consumption by code
966 * running asynchronously on target.
968 * This is intended for applications where target-specific native code runs
969 * on the target, receives data from the circular buffer, does something with
970 * it (most likely writing it to a flash memory), and advances the circular
973 * This assumes that the helper algorithm has already been loaded to the target,
974 * but has not been started yet. Given memory and register parameters are passed
977 * The buffer is defined by (buffer_start, buffer_size) arguments and has the
980 * [buffer_start + 0, buffer_start + 4):
981 * Write Pointer address (aka head). Written and updated by this
982 * routine when new data is written to the circular buffer.
983 * [buffer_start + 4, buffer_start + 8):
984 * Read Pointer address (aka tail). Updated by code running on the
985 * target after it consumes data.
986 * [buffer_start + 8, buffer_start + buffer_size):
987 * Circular buffer contents.
989 * See contrib/loaders/flash/stm32f1x.S for an example.
991 * @param target used to run the algorithm
992 * @param buffer address on the host where data to be sent is located
993 * @param count number of blocks to send
994 * @param block_size size in bytes of each block
995 * @param num_mem_params count of memory-based params to pass to algorithm
996 * @param mem_params memory-based params to pass to algorithm
997 * @param num_reg_params count of register-based params to pass to algorithm
998 * @param reg_params memory-based params to pass to algorithm
999 * @param buffer_start address on the target of the circular buffer structure
1000 * @param buffer_size size of the circular buffer structure
1001 * @param entry_point address on the target to execute to start the algorithm
1002 * @param exit_point address at which to set a breakpoint to catch the
1003 * end of the algorithm; can be 0 if target triggers a breakpoint itself
1007 int target_run_flash_async_algorithm(struct target
*target
,
1008 const uint8_t *buffer
, uint32_t count
, int block_size
,
1009 int num_mem_params
, struct mem_param
*mem_params
,
1010 int num_reg_params
, struct reg_param
*reg_params
,
1011 uint32_t buffer_start
, uint32_t buffer_size
,
1012 uint32_t entry_point
, uint32_t exit_point
, void *arch_info
)
1017 const uint8_t *buffer_orig
= buffer
;
1019 /* Set up working area. First word is write pointer, second word is read pointer,
1020 * rest is fifo data area. */
1021 uint32_t wp_addr
= buffer_start
;
1022 uint32_t rp_addr
= buffer_start
+ 4;
1023 uint32_t fifo_start_addr
= buffer_start
+ 8;
1024 uint32_t fifo_end_addr
= buffer_start
+ buffer_size
;
1026 uint32_t wp
= fifo_start_addr
;
1027 uint32_t rp
= fifo_start_addr
;
1029 /* validate block_size is 2^n */
1030 assert(IS_PWR_OF_2(block_size
));
1032 retval
= target_write_u32(target
, wp_addr
, wp
);
1033 if (retval
!= ERROR_OK
)
1035 retval
= target_write_u32(target
, rp_addr
, rp
);
1036 if (retval
!= ERROR_OK
)
1039 /* Start up algorithm on target and let it idle while writing the first chunk */
1040 retval
= target_start_algorithm(target
, num_mem_params
, mem_params
,
1041 num_reg_params
, reg_params
,
1046 if (retval
!= ERROR_OK
) {
1047 LOG_ERROR("error starting target flash write algorithm");
1053 retval
= target_read_u32(target
, rp_addr
, &rp
);
1054 if (retval
!= ERROR_OK
) {
1055 LOG_ERROR("failed to get read pointer");
1059 LOG_DEBUG("offs 0x%zx count 0x%" PRIx32
" wp 0x%" PRIx32
" rp 0x%" PRIx32
,
1060 (size_t) (buffer
- buffer_orig
), count
, wp
, rp
);
1063 LOG_ERROR("flash write algorithm aborted by target");
1064 retval
= ERROR_FLASH_OPERATION_FAILED
;
1068 if (!IS_ALIGNED(rp
- fifo_start_addr
, block_size
) || rp
< fifo_start_addr
|| rp
>= fifo_end_addr
) {
1069 LOG_ERROR("corrupted fifo read pointer 0x%" PRIx32
, rp
);
1073 /* Count the number of bytes available in the fifo without
1074 * crossing the wrap around. Make sure to not fill it completely,
1075 * because that would make wp == rp and that's the empty condition. */
1076 uint32_t thisrun_bytes
;
1078 thisrun_bytes
= rp
- wp
- block_size
;
1079 else if (rp
> fifo_start_addr
)
1080 thisrun_bytes
= fifo_end_addr
- wp
;
1082 thisrun_bytes
= fifo_end_addr
- wp
- block_size
;
1084 if (thisrun_bytes
== 0) {
1085 /* Throttle polling a bit if transfer is (much) faster than flash
1086 * programming. The exact delay shouldn't matter as long as it's
1087 * less than buffer size / flash speed. This is very unlikely to
1088 * run when using high latency connections such as USB. */
1091 /* to stop an infinite loop on some targets check and increment a timeout
1092 * this issue was observed on a stellaris using the new ICDI interface */
1093 if (timeout
++ >= 2500) {
1094 LOG_ERROR("timeout waiting for algorithm, a target reset is recommended");
1095 return ERROR_FLASH_OPERATION_FAILED
;
1100 /* reset our timeout */
1103 /* Limit to the amount of data we actually want to write */
1104 if (thisrun_bytes
> count
* block_size
)
1105 thisrun_bytes
= count
* block_size
;
1107 /* Force end of large blocks to be word aligned */
1108 if (thisrun_bytes
>= 16)
1109 thisrun_bytes
-= (rp
+ thisrun_bytes
) & 0x03;
1111 /* Write data to fifo */
1112 retval
= target_write_buffer(target
, wp
, thisrun_bytes
, buffer
);
1113 if (retval
!= ERROR_OK
)
1116 /* Update counters and wrap write pointer */
1117 buffer
+= thisrun_bytes
;
1118 count
-= thisrun_bytes
/ block_size
;
1119 wp
+= thisrun_bytes
;
1120 if (wp
>= fifo_end_addr
)
1121 wp
= fifo_start_addr
;
1123 /* Store updated write pointer to target */
1124 retval
= target_write_u32(target
, wp_addr
, wp
);
1125 if (retval
!= ERROR_OK
)
1128 /* Avoid GDB timeouts */
1132 if (retval
!= ERROR_OK
) {
1133 /* abort flash write algorithm on target */
1134 target_write_u32(target
, wp_addr
, 0);
1137 int retval2
= target_wait_algorithm(target
, num_mem_params
, mem_params
,
1138 num_reg_params
, reg_params
,
1143 if (retval2
!= ERROR_OK
) {
1144 LOG_ERROR("error waiting for target flash write algorithm");
1148 if (retval
== ERROR_OK
) {
1149 /* check if algorithm set rp = 0 after fifo writer loop finished */
1150 retval
= target_read_u32(target
, rp_addr
, &rp
);
1151 if (retval
== ERROR_OK
&& rp
== 0) {
1152 LOG_ERROR("flash write algorithm aborted by target");
1153 retval
= ERROR_FLASH_OPERATION_FAILED
;
1160 int target_run_read_async_algorithm(struct target
*target
,
1161 uint8_t *buffer
, uint32_t count
, int block_size
,
1162 int num_mem_params
, struct mem_param
*mem_params
,
1163 int num_reg_params
, struct reg_param
*reg_params
,
1164 uint32_t buffer_start
, uint32_t buffer_size
,
1165 uint32_t entry_point
, uint32_t exit_point
, void *arch_info
)
1170 const uint8_t *buffer_orig
= buffer
;
1172 /* Set up working area. First word is write pointer, second word is read pointer,
1173 * rest is fifo data area. */
1174 uint32_t wp_addr
= buffer_start
;
1175 uint32_t rp_addr
= buffer_start
+ 4;
1176 uint32_t fifo_start_addr
= buffer_start
+ 8;
1177 uint32_t fifo_end_addr
= buffer_start
+ buffer_size
;
1179 uint32_t wp
= fifo_start_addr
;
1180 uint32_t rp
= fifo_start_addr
;
1182 /* validate block_size is 2^n */
1183 assert(IS_PWR_OF_2(block_size
));
1185 retval
= target_write_u32(target
, wp_addr
, wp
);
1186 if (retval
!= ERROR_OK
)
1188 retval
= target_write_u32(target
, rp_addr
, rp
);
1189 if (retval
!= ERROR_OK
)
1192 /* Start up algorithm on target */
1193 retval
= target_start_algorithm(target
, num_mem_params
, mem_params
,
1194 num_reg_params
, reg_params
,
1199 if (retval
!= ERROR_OK
) {
1200 LOG_ERROR("error starting target flash read algorithm");
1205 retval
= target_read_u32(target
, wp_addr
, &wp
);
1206 if (retval
!= ERROR_OK
) {
1207 LOG_ERROR("failed to get write pointer");
1211 LOG_DEBUG("offs 0x%zx count 0x%" PRIx32
" wp 0x%" PRIx32
" rp 0x%" PRIx32
,
1212 (size_t)(buffer
- buffer_orig
), count
, wp
, rp
);
1215 LOG_ERROR("flash read algorithm aborted by target");
1216 retval
= ERROR_FLASH_OPERATION_FAILED
;
1220 if (!IS_ALIGNED(wp
- fifo_start_addr
, block_size
) || wp
< fifo_start_addr
|| wp
>= fifo_end_addr
) {
1221 LOG_ERROR("corrupted fifo write pointer 0x%" PRIx32
, wp
);
1225 /* Count the number of bytes available in the fifo without
1226 * crossing the wrap around. */
1227 uint32_t thisrun_bytes
;
1229 thisrun_bytes
= wp
- rp
;
1231 thisrun_bytes
= fifo_end_addr
- rp
;
1233 if (thisrun_bytes
== 0) {
1234 /* Throttle polling a bit if transfer is (much) faster than flash
1235 * reading. The exact delay shouldn't matter as long as it's
1236 * less than buffer size / flash speed. This is very unlikely to
1237 * run when using high latency connections such as USB. */
1240 /* to stop an infinite loop on some targets check and increment a timeout
1241 * this issue was observed on a stellaris using the new ICDI interface */
1242 if (timeout
++ >= 2500) {
1243 LOG_ERROR("timeout waiting for algorithm, a target reset is recommended");
1244 return ERROR_FLASH_OPERATION_FAILED
;
1249 /* Reset our timeout */
1252 /* Limit to the amount of data we actually want to read */
1253 if (thisrun_bytes
> count
* block_size
)
1254 thisrun_bytes
= count
* block_size
;
1256 /* Force end of large blocks to be word aligned */
1257 if (thisrun_bytes
>= 16)
1258 thisrun_bytes
-= (rp
+ thisrun_bytes
) & 0x03;
1260 /* Read data from fifo */
1261 retval
= target_read_buffer(target
, rp
, thisrun_bytes
, buffer
);
1262 if (retval
!= ERROR_OK
)
1265 /* Update counters and wrap write pointer */
1266 buffer
+= thisrun_bytes
;
1267 count
-= thisrun_bytes
/ block_size
;
1268 rp
+= thisrun_bytes
;
1269 if (rp
>= fifo_end_addr
)
1270 rp
= fifo_start_addr
;
1272 /* Store updated write pointer to target */
1273 retval
= target_write_u32(target
, rp_addr
, rp
);
1274 if (retval
!= ERROR_OK
)
1277 /* Avoid GDB timeouts */
1282 if (retval
!= ERROR_OK
) {
1283 /* abort flash write algorithm on target */
1284 target_write_u32(target
, rp_addr
, 0);
1287 int retval2
= target_wait_algorithm(target
, num_mem_params
, mem_params
,
1288 num_reg_params
, reg_params
,
1293 if (retval2
!= ERROR_OK
) {
1294 LOG_ERROR("error waiting for target flash write algorithm");
1298 if (retval
== ERROR_OK
) {
1299 /* check if algorithm set wp = 0 after fifo writer loop finished */
1300 retval
= target_read_u32(target
, wp_addr
, &wp
);
1301 if (retval
== ERROR_OK
&& wp
== 0) {
1302 LOG_ERROR("flash read algorithm aborted by target");
1303 retval
= ERROR_FLASH_OPERATION_FAILED
;
1310 int target_read_memory(struct target
*target
,
1311 target_addr_t address
, uint32_t size
, uint32_t count
, uint8_t *buffer
)
1313 if (!target_was_examined(target
)) {
1314 LOG_ERROR("Target not examined yet");
1317 if (!target
->type
->read_memory
) {
1318 LOG_ERROR("Target %s doesn't support read_memory", target_name(target
));
1321 return target
->type
->read_memory(target
, address
, size
, count
, buffer
);
1324 int target_read_phys_memory(struct target
*target
,
1325 target_addr_t address
, uint32_t size
, uint32_t count
, uint8_t *buffer
)
1327 if (!target_was_examined(target
)) {
1328 LOG_ERROR("Target not examined yet");
1331 if (!target
->type
->read_phys_memory
) {
1332 LOG_ERROR("Target %s doesn't support read_phys_memory", target_name(target
));
1335 return target
->type
->read_phys_memory(target
, address
, size
, count
, buffer
);
1338 int target_write_memory(struct target
*target
,
1339 target_addr_t address
, uint32_t size
, uint32_t count
, const uint8_t *buffer
)
1341 if (!target_was_examined(target
)) {
1342 LOG_ERROR("Target not examined yet");
1345 if (!target
->type
->write_memory
) {
1346 LOG_ERROR("Target %s doesn't support write_memory", target_name(target
));
1349 return target
->type
->write_memory(target
, address
, size
, count
, buffer
);
1352 int target_write_phys_memory(struct target
*target
,
1353 target_addr_t address
, uint32_t size
, uint32_t count
, const uint8_t *buffer
)
1355 if (!target_was_examined(target
)) {
1356 LOG_ERROR("Target not examined yet");
1359 if (!target
->type
->write_phys_memory
) {
1360 LOG_ERROR("Target %s doesn't support write_phys_memory", target_name(target
));
1363 return target
->type
->write_phys_memory(target
, address
, size
, count
, buffer
);
1366 int target_add_breakpoint(struct target
*target
,
1367 struct breakpoint
*breakpoint
)
1369 if ((target
->state
!= TARGET_HALTED
) && (breakpoint
->type
!= BKPT_HARD
)) {
1370 LOG_WARNING("target %s is not halted (add breakpoint)", target_name(target
));
1371 return ERROR_TARGET_NOT_HALTED
;
1373 return target
->type
->add_breakpoint(target
, breakpoint
);
1376 int target_add_context_breakpoint(struct target
*target
,
1377 struct breakpoint
*breakpoint
)
1379 if (target
->state
!= TARGET_HALTED
) {
1380 LOG_WARNING("target %s is not halted (add context breakpoint)", target_name(target
));
1381 return ERROR_TARGET_NOT_HALTED
;
1383 return target
->type
->add_context_breakpoint(target
, breakpoint
);
1386 int target_add_hybrid_breakpoint(struct target
*target
,
1387 struct breakpoint
*breakpoint
)
1389 if (target
->state
!= TARGET_HALTED
) {
1390 LOG_WARNING("target %s is not halted (add hybrid breakpoint)", target_name(target
));
1391 return ERROR_TARGET_NOT_HALTED
;
1393 return target
->type
->add_hybrid_breakpoint(target
, breakpoint
);
1396 int target_remove_breakpoint(struct target
*target
,
1397 struct breakpoint
*breakpoint
)
1399 return target
->type
->remove_breakpoint(target
, breakpoint
);
1402 int target_add_watchpoint(struct target
*target
,
1403 struct watchpoint
*watchpoint
)
1405 if (target
->state
!= TARGET_HALTED
) {
1406 LOG_WARNING("target %s is not halted (add watchpoint)", target_name(target
));
1407 return ERROR_TARGET_NOT_HALTED
;
1409 return target
->type
->add_watchpoint(target
, watchpoint
);
1411 int target_remove_watchpoint(struct target
*target
,
1412 struct watchpoint
*watchpoint
)
1414 return target
->type
->remove_watchpoint(target
, watchpoint
);
1416 int target_hit_watchpoint(struct target
*target
,
1417 struct watchpoint
**hit_watchpoint
)
1419 if (target
->state
!= TARGET_HALTED
) {
1420 LOG_WARNING("target %s is not halted (hit watchpoint)", target
->cmd_name
);
1421 return ERROR_TARGET_NOT_HALTED
;
1424 if (!target
->type
->hit_watchpoint
) {
1425 /* For backward compatible, if hit_watchpoint is not implemented,
1426 * return ERROR_FAIL such that gdb_server will not take the nonsense
1431 return target
->type
->hit_watchpoint(target
, hit_watchpoint
);
1434 const char *target_get_gdb_arch(struct target
*target
)
1436 if (!target
->type
->get_gdb_arch
)
1438 return target
->type
->get_gdb_arch(target
);
1441 int target_get_gdb_reg_list(struct target
*target
,
1442 struct reg
**reg_list
[], int *reg_list_size
,
1443 enum target_register_class reg_class
)
1445 int result
= ERROR_FAIL
;
1447 if (!target_was_examined(target
)) {
1448 LOG_ERROR("Target not examined yet");
1452 result
= target
->type
->get_gdb_reg_list(target
, reg_list
,
1453 reg_list_size
, reg_class
);
1456 if (result
!= ERROR_OK
) {
1463 int target_get_gdb_reg_list_noread(struct target
*target
,
1464 struct reg
**reg_list
[], int *reg_list_size
,
1465 enum target_register_class reg_class
)
1467 if (target
->type
->get_gdb_reg_list_noread
&&
1468 target
->type
->get_gdb_reg_list_noread(target
, reg_list
,
1469 reg_list_size
, reg_class
) == ERROR_OK
)
1471 return target_get_gdb_reg_list(target
, reg_list
, reg_list_size
, reg_class
);
1474 bool target_supports_gdb_connection(struct target
*target
)
1477 * exclude all the targets that don't provide get_gdb_reg_list
1478 * or that have explicit gdb_max_connection == 0
1480 return !!target
->type
->get_gdb_reg_list
&& !!target
->gdb_max_connections
;
1483 int target_step(struct target
*target
,
1484 int current
, target_addr_t address
, int handle_breakpoints
)
1488 target_call_event_callbacks(target
, TARGET_EVENT_STEP_START
);
1490 retval
= target
->type
->step(target
, current
, address
, handle_breakpoints
);
1491 if (retval
!= ERROR_OK
)
1494 target_call_event_callbacks(target
, TARGET_EVENT_STEP_END
);
1499 int target_get_gdb_fileio_info(struct target
*target
, struct gdb_fileio_info
*fileio_info
)
1501 if (target
->state
!= TARGET_HALTED
) {
1502 LOG_WARNING("target %s is not halted (gdb fileio)", target
->cmd_name
);
1503 return ERROR_TARGET_NOT_HALTED
;
1505 return target
->type
->get_gdb_fileio_info(target
, fileio_info
);
1508 int target_gdb_fileio_end(struct target
*target
, int retcode
, int fileio_errno
, bool ctrl_c
)
1510 if (target
->state
!= TARGET_HALTED
) {
1511 LOG_WARNING("target %s is not halted (gdb fileio end)", target
->cmd_name
);
1512 return ERROR_TARGET_NOT_HALTED
;
1514 return target
->type
->gdb_fileio_end(target
, retcode
, fileio_errno
, ctrl_c
);
1517 target_addr_t
target_address_max(struct target
*target
)
1519 unsigned bits
= target_address_bits(target
);
1520 if (sizeof(target_addr_t
) * 8 == bits
)
1521 return (target_addr_t
) -1;
1523 return (((target_addr_t
) 1) << bits
) - 1;
1526 unsigned target_address_bits(struct target
*target
)
1528 if (target
->type
->address_bits
)
1529 return target
->type
->address_bits(target
);
1533 unsigned int target_data_bits(struct target
*target
)
1535 if (target
->type
->data_bits
)
1536 return target
->type
->data_bits(target
);
1540 static int target_profiling(struct target
*target
, uint32_t *samples
,
1541 uint32_t max_num_samples
, uint32_t *num_samples
, uint32_t seconds
)
1543 return target
->type
->profiling(target
, samples
, max_num_samples
,
1544 num_samples
, seconds
);
1547 static int handle_target(void *priv
);
1549 static int target_init_one(struct command_context
*cmd_ctx
,
1550 struct target
*target
)
1552 target_reset_examined(target
);
1554 struct target_type
*type
= target
->type
;
1556 type
->examine
= default_examine
;
1558 if (!type
->check_reset
)
1559 type
->check_reset
= default_check_reset
;
1561 assert(type
->init_target
);
1563 int retval
= type
->init_target(cmd_ctx
, target
);
1564 if (retval
!= ERROR_OK
) {
1565 LOG_ERROR("target '%s' init failed", target_name(target
));
1569 /* Sanity-check MMU support ... stub in what we must, to help
1570 * implement it in stages, but warn if we need to do so.
1573 if (!type
->virt2phys
) {
1574 LOG_ERROR("type '%s' is missing virt2phys", type
->name
);
1575 type
->virt2phys
= identity_virt2phys
;
1578 /* Make sure no-MMU targets all behave the same: make no
1579 * distinction between physical and virtual addresses, and
1580 * ensure that virt2phys() is always an identity mapping.
1582 if (type
->write_phys_memory
|| type
->read_phys_memory
|| type
->virt2phys
)
1583 LOG_WARNING("type '%s' has bad MMU hooks", type
->name
);
1586 type
->write_phys_memory
= type
->write_memory
;
1587 type
->read_phys_memory
= type
->read_memory
;
1588 type
->virt2phys
= identity_virt2phys
;
1591 if (!target
->type
->read_buffer
)
1592 target
->type
->read_buffer
= target_read_buffer_default
;
1594 if (!target
->type
->write_buffer
)
1595 target
->type
->write_buffer
= target_write_buffer_default
;
1597 if (!target
->type
->get_gdb_fileio_info
)
1598 target
->type
->get_gdb_fileio_info
= target_get_gdb_fileio_info_default
;
1600 if (!target
->type
->gdb_fileio_end
)
1601 target
->type
->gdb_fileio_end
= target_gdb_fileio_end_default
;
1603 if (!target
->type
->profiling
)
1604 target
->type
->profiling
= target_profiling_default
;
1609 static int target_init(struct command_context
*cmd_ctx
)
1611 struct target
*target
;
1614 for (target
= all_targets
; target
; target
= target
->next
) {
1615 retval
= target_init_one(cmd_ctx
, target
);
1616 if (retval
!= ERROR_OK
)
1623 retval
= target_register_user_commands(cmd_ctx
);
1624 if (retval
!= ERROR_OK
)
1627 retval
= target_register_timer_callback(&handle_target
,
1628 polling_interval
, TARGET_TIMER_TYPE_PERIODIC
, cmd_ctx
->interp
);
1629 if (retval
!= ERROR_OK
)
1635 COMMAND_HANDLER(handle_target_init_command
)
1640 return ERROR_COMMAND_SYNTAX_ERROR
;
1642 static bool target_initialized
;
1643 if (target_initialized
) {
1644 LOG_INFO("'target init' has already been called");
1647 target_initialized
= true;
1649 retval
= command_run_line(CMD_CTX
, "init_targets");
1650 if (retval
!= ERROR_OK
)
1653 retval
= command_run_line(CMD_CTX
, "init_target_events");
1654 if (retval
!= ERROR_OK
)
1657 retval
= command_run_line(CMD_CTX
, "init_board");
1658 if (retval
!= ERROR_OK
)
1661 LOG_DEBUG("Initializing targets...");
1662 return target_init(CMD_CTX
);
1665 int target_register_event_callback(int (*callback
)(struct target
*target
,
1666 enum target_event event
, void *priv
), void *priv
)
1668 struct target_event_callback
**callbacks_p
= &target_event_callbacks
;
1671 return ERROR_COMMAND_SYNTAX_ERROR
;
1674 while ((*callbacks_p
)->next
)
1675 callbacks_p
= &((*callbacks_p
)->next
);
1676 callbacks_p
= &((*callbacks_p
)->next
);
1679 (*callbacks_p
) = malloc(sizeof(struct target_event_callback
));
1680 (*callbacks_p
)->callback
= callback
;
1681 (*callbacks_p
)->priv
= priv
;
1682 (*callbacks_p
)->next
= NULL
;
1687 int target_register_reset_callback(int (*callback
)(struct target
*target
,
1688 enum target_reset_mode reset_mode
, void *priv
), void *priv
)
1690 struct target_reset_callback
*entry
;
1693 return ERROR_COMMAND_SYNTAX_ERROR
;
1695 entry
= malloc(sizeof(struct target_reset_callback
));
1697 LOG_ERROR("error allocating buffer for reset callback entry");
1698 return ERROR_COMMAND_SYNTAX_ERROR
;
1701 entry
->callback
= callback
;
1703 list_add(&entry
->list
, &target_reset_callback_list
);
1709 int target_register_trace_callback(int (*callback
)(struct target
*target
,
1710 size_t len
, uint8_t *data
, void *priv
), void *priv
)
1712 struct target_trace_callback
*entry
;
1715 return ERROR_COMMAND_SYNTAX_ERROR
;
1717 entry
= malloc(sizeof(struct target_trace_callback
));
1719 LOG_ERROR("error allocating buffer for trace callback entry");
1720 return ERROR_COMMAND_SYNTAX_ERROR
;
1723 entry
->callback
= callback
;
1725 list_add(&entry
->list
, &target_trace_callback_list
);
1731 int target_register_timer_callback(int (*callback
)(void *priv
),
1732 unsigned int time_ms
, enum target_timer_type type
, void *priv
)
1734 struct target_timer_callback
**callbacks_p
= &target_timer_callbacks
;
1737 return ERROR_COMMAND_SYNTAX_ERROR
;
1740 while ((*callbacks_p
)->next
)
1741 callbacks_p
= &((*callbacks_p
)->next
);
1742 callbacks_p
= &((*callbacks_p
)->next
);
1745 (*callbacks_p
) = malloc(sizeof(struct target_timer_callback
));
1746 (*callbacks_p
)->callback
= callback
;
1747 (*callbacks_p
)->type
= type
;
1748 (*callbacks_p
)->time_ms
= time_ms
;
1749 (*callbacks_p
)->removed
= false;
1751 (*callbacks_p
)->when
= timeval_ms() + time_ms
;
1752 target_timer_next_event_value
= MIN(target_timer_next_event_value
, (*callbacks_p
)->when
);
1754 (*callbacks_p
)->priv
= priv
;
1755 (*callbacks_p
)->next
= NULL
;
1760 int target_unregister_event_callback(int (*callback
)(struct target
*target
,
1761 enum target_event event
, void *priv
), void *priv
)
1763 struct target_event_callback
**p
= &target_event_callbacks
;
1764 struct target_event_callback
*c
= target_event_callbacks
;
1767 return ERROR_COMMAND_SYNTAX_ERROR
;
1770 struct target_event_callback
*next
= c
->next
;
1771 if ((c
->callback
== callback
) && (c
->priv
== priv
)) {
1783 int target_unregister_reset_callback(int (*callback
)(struct target
*target
,
1784 enum target_reset_mode reset_mode
, void *priv
), void *priv
)
1786 struct target_reset_callback
*entry
;
1789 return ERROR_COMMAND_SYNTAX_ERROR
;
1791 list_for_each_entry(entry
, &target_reset_callback_list
, list
) {
1792 if (entry
->callback
== callback
&& entry
->priv
== priv
) {
1793 list_del(&entry
->list
);
1802 int target_unregister_trace_callback(int (*callback
)(struct target
*target
,
1803 size_t len
, uint8_t *data
, void *priv
), void *priv
)
1805 struct target_trace_callback
*entry
;
1808 return ERROR_COMMAND_SYNTAX_ERROR
;
1810 list_for_each_entry(entry
, &target_trace_callback_list
, list
) {
1811 if (entry
->callback
== callback
&& entry
->priv
== priv
) {
1812 list_del(&entry
->list
);
1821 int target_unregister_timer_callback(int (*callback
)(void *priv
), void *priv
)
1824 return ERROR_COMMAND_SYNTAX_ERROR
;
1826 for (struct target_timer_callback
*c
= target_timer_callbacks
;
1828 if ((c
->callback
== callback
) && (c
->priv
== priv
)) {
1837 int target_call_event_callbacks(struct target
*target
, enum target_event event
)
1839 struct target_event_callback
*callback
= target_event_callbacks
;
1840 struct target_event_callback
*next_callback
;
1842 if (event
== TARGET_EVENT_HALTED
) {
1843 /* execute early halted first */
1844 target_call_event_callbacks(target
, TARGET_EVENT_GDB_HALT
);
1847 LOG_DEBUG("target event %i (%s) for core %s", event
,
1848 target_event_name(event
),
1849 target_name(target
));
1851 target_handle_event(target
, event
);
1854 next_callback
= callback
->next
;
1855 callback
->callback(target
, event
, callback
->priv
);
1856 callback
= next_callback
;
1862 int target_call_reset_callbacks(struct target
*target
, enum target_reset_mode reset_mode
)
1864 struct target_reset_callback
*callback
;
1866 LOG_DEBUG("target reset %i (%s)", reset_mode
,
1867 jim_nvp_value2name_simple(nvp_reset_modes
, reset_mode
)->name
);
1869 list_for_each_entry(callback
, &target_reset_callback_list
, list
)
1870 callback
->callback(target
, reset_mode
, callback
->priv
);
1875 int target_call_trace_callbacks(struct target
*target
, size_t len
, uint8_t *data
)
1877 struct target_trace_callback
*callback
;
1879 list_for_each_entry(callback
, &target_trace_callback_list
, list
)
1880 callback
->callback(target
, len
, data
, callback
->priv
);
1885 static int target_timer_callback_periodic_restart(
1886 struct target_timer_callback
*cb
, int64_t *now
)
1888 cb
->when
= *now
+ cb
->time_ms
;
1892 static int target_call_timer_callback(struct target_timer_callback
*cb
,
1895 cb
->callback(cb
->priv
);
1897 if (cb
->type
== TARGET_TIMER_TYPE_PERIODIC
)
1898 return target_timer_callback_periodic_restart(cb
, now
);
1900 return target_unregister_timer_callback(cb
->callback
, cb
->priv
);
1903 static int target_call_timer_callbacks_check_time(int checktime
)
1905 static bool callback_processing
;
1907 /* Do not allow nesting */
1908 if (callback_processing
)
1911 callback_processing
= true;
1915 int64_t now
= timeval_ms();
1917 /* Initialize to a default value that's a ways into the future.
1918 * The loop below will make it closer to now if there are
1919 * callbacks that want to be called sooner. */
1920 target_timer_next_event_value
= now
+ 1000;
1922 /* Store an address of the place containing a pointer to the
1923 * next item; initially, that's a standalone "root of the
1924 * list" variable. */
1925 struct target_timer_callback
**callback
= &target_timer_callbacks
;
1926 while (callback
&& *callback
) {
1927 if ((*callback
)->removed
) {
1928 struct target_timer_callback
*p
= *callback
;
1929 *callback
= (*callback
)->next
;
1934 bool call_it
= (*callback
)->callback
&&
1935 ((!checktime
&& (*callback
)->type
== TARGET_TIMER_TYPE_PERIODIC
) ||
1936 now
>= (*callback
)->when
);
1939 target_call_timer_callback(*callback
, &now
);
1941 if (!(*callback
)->removed
&& (*callback
)->when
< target_timer_next_event_value
)
1942 target_timer_next_event_value
= (*callback
)->when
;
1944 callback
= &(*callback
)->next
;
1947 callback_processing
= false;
1951 int target_call_timer_callbacks()
1953 return target_call_timer_callbacks_check_time(1);
1956 /* invoke periodic callbacks immediately */
1957 int target_call_timer_callbacks_now()
1959 return target_call_timer_callbacks_check_time(0);
1962 int64_t target_timer_next_event(void)
1964 return target_timer_next_event_value
;
1967 /* Prints the working area layout for debug purposes */
1968 static void print_wa_layout(struct target
*target
)
1970 struct working_area
*c
= target
->working_areas
;
1973 LOG_DEBUG("%c%c " TARGET_ADDR_FMT
"-" TARGET_ADDR_FMT
" (%" PRIu32
" bytes)",
1974 c
->backup
? 'b' : ' ', c
->free
? ' ' : '*',
1975 c
->address
, c
->address
+ c
->size
- 1, c
->size
);
1980 /* Reduce area to size bytes, create a new free area from the remaining bytes, if any. */
1981 static void target_split_working_area(struct working_area
*area
, uint32_t size
)
1983 assert(area
->free
); /* Shouldn't split an allocated area */
1984 assert(size
<= area
->size
); /* Caller should guarantee this */
1986 /* Split only if not already the right size */
1987 if (size
< area
->size
) {
1988 struct working_area
*new_wa
= malloc(sizeof(*new_wa
));
1993 new_wa
->next
= area
->next
;
1994 new_wa
->size
= area
->size
- size
;
1995 new_wa
->address
= area
->address
+ size
;
1996 new_wa
->backup
= NULL
;
1997 new_wa
->user
= NULL
;
1998 new_wa
->free
= true;
2000 area
->next
= new_wa
;
2003 /* If backup memory was allocated to this area, it has the wrong size
2004 * now so free it and it will be reallocated if/when needed */
2006 area
->backup
= NULL
;
2010 /* Merge all adjacent free areas into one */
2011 static void target_merge_working_areas(struct target
*target
)
2013 struct working_area
*c
= target
->working_areas
;
2015 while (c
&& c
->next
) {
2016 assert(c
->next
->address
== c
->address
+ c
->size
); /* This is an invariant */
2018 /* Find two adjacent free areas */
2019 if (c
->free
&& c
->next
->free
) {
2020 /* Merge the last into the first */
2021 c
->size
+= c
->next
->size
;
2023 /* Remove the last */
2024 struct working_area
*to_be_freed
= c
->next
;
2025 c
->next
= c
->next
->next
;
2026 free(to_be_freed
->backup
);
2029 /* If backup memory was allocated to the remaining area, it's has
2030 * the wrong size now */
2039 int target_alloc_working_area_try(struct target
*target
, uint32_t size
, struct working_area
**area
)
2041 /* Reevaluate working area address based on MMU state*/
2042 if (!target
->working_areas
) {
2046 retval
= target
->type
->mmu(target
, &enabled
);
2047 if (retval
!= ERROR_OK
)
2051 if (target
->working_area_phys_spec
) {
2052 LOG_DEBUG("MMU disabled, using physical "
2053 "address for working memory " TARGET_ADDR_FMT
,
2054 target
->working_area_phys
);
2055 target
->working_area
= target
->working_area_phys
;
2057 LOG_ERROR("No working memory available. "
2058 "Specify -work-area-phys to target.");
2059 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE
;
2062 if (target
->working_area_virt_spec
) {
2063 LOG_DEBUG("MMU enabled, using virtual "
2064 "address for working memory " TARGET_ADDR_FMT
,
2065 target
->working_area_virt
);
2066 target
->working_area
= target
->working_area_virt
;
2068 LOG_ERROR("No working memory available. "
2069 "Specify -work-area-virt to target.");
2070 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE
;
2074 /* Set up initial working area on first call */
2075 struct working_area
*new_wa
= malloc(sizeof(*new_wa
));
2077 new_wa
->next
= NULL
;
2078 new_wa
->size
= target
->working_area_size
& ~3UL; /* 4-byte align */
2079 new_wa
->address
= target
->working_area
;
2080 new_wa
->backup
= NULL
;
2081 new_wa
->user
= NULL
;
2082 new_wa
->free
= true;
2085 target
->working_areas
= new_wa
;
2088 /* only allocate multiples of 4 byte */
2090 size
= (size
+ 3) & (~3UL);
2092 struct working_area
*c
= target
->working_areas
;
2094 /* Find the first large enough working area */
2096 if (c
->free
&& c
->size
>= size
)
2102 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE
;
2104 /* Split the working area into the requested size */
2105 target_split_working_area(c
, size
);
2107 LOG_DEBUG("allocated new working area of %" PRIu32
" bytes at address " TARGET_ADDR_FMT
,
2110 if (target
->backup_working_area
) {
2112 c
->backup
= malloc(c
->size
);
2117 int retval
= target_read_memory(target
, c
->address
, 4, c
->size
/ 4, c
->backup
);
2118 if (retval
!= ERROR_OK
)
2122 /* mark as used, and return the new (reused) area */
2129 print_wa_layout(target
);
2134 int target_alloc_working_area(struct target
*target
, uint32_t size
, struct working_area
**area
)
2138 retval
= target_alloc_working_area_try(target
, size
, area
);
2139 if (retval
== ERROR_TARGET_RESOURCE_NOT_AVAILABLE
)
2140 LOG_WARNING("not enough working area available(requested %"PRIu32
")", size
);
2145 static int target_restore_working_area(struct target
*target
, struct working_area
*area
)
2147 int retval
= ERROR_OK
;
2149 if (target
->backup_working_area
&& area
->backup
) {
2150 retval
= target_write_memory(target
, area
->address
, 4, area
->size
/ 4, area
->backup
);
2151 if (retval
!= ERROR_OK
)
2152 LOG_ERROR("failed to restore %" PRIu32
" bytes of working area at address " TARGET_ADDR_FMT
,
2153 area
->size
, area
->address
);
2159 /* Restore the area's backup memory, if any, and return the area to the allocation pool */
2160 static int target_free_working_area_restore(struct target
*target
, struct working_area
*area
, int restore
)
2162 if (!area
|| area
->free
)
2165 int retval
= ERROR_OK
;
2167 retval
= target_restore_working_area(target
, area
);
2168 /* REVISIT: Perhaps the area should be freed even if restoring fails. */
2169 if (retval
!= ERROR_OK
)
2175 LOG_DEBUG("freed %" PRIu32
" bytes of working area at address " TARGET_ADDR_FMT
,
2176 area
->size
, area
->address
);
2178 /* mark user pointer invalid */
2179 /* TODO: Is this really safe? It points to some previous caller's memory.
2180 * How could we know that the area pointer is still in that place and not
2181 * some other vital data? What's the purpose of this, anyway? */
2185 target_merge_working_areas(target
);
2187 print_wa_layout(target
);
2192 int target_free_working_area(struct target
*target
, struct working_area
*area
)
2194 return target_free_working_area_restore(target
, area
, 1);
2197 /* free resources and restore memory, if restoring memory fails,
2198 * free up resources anyway
2200 static void target_free_all_working_areas_restore(struct target
*target
, int restore
)
2202 struct working_area
*c
= target
->working_areas
;
2204 LOG_DEBUG("freeing all working areas");
2206 /* Loop through all areas, restoring the allocated ones and marking them as free */
2210 target_restore_working_area(target
, c
);
2212 *c
->user
= NULL
; /* Same as above */
2218 /* Run a merge pass to combine all areas into one */
2219 target_merge_working_areas(target
);
2221 print_wa_layout(target
);
2224 void target_free_all_working_areas(struct target
*target
)
2226 target_free_all_working_areas_restore(target
, 1);
2228 /* Now we have none or only one working area marked as free */
2229 if (target
->working_areas
) {
2230 /* Free the last one to allow on-the-fly moving and resizing */
2231 free(target
->working_areas
->backup
);
2232 free(target
->working_areas
);
2233 target
->working_areas
= NULL
;
2237 /* Find the largest number of bytes that can be allocated */
2238 uint32_t target_get_working_area_avail(struct target
*target
)
2240 struct working_area
*c
= target
->working_areas
;
2241 uint32_t max_size
= 0;
2244 return target
->working_area_size
;
2247 if (c
->free
&& max_size
< c
->size
)
2256 static void target_destroy(struct target
*target
)
2258 if (target
->type
->deinit_target
)
2259 target
->type
->deinit_target(target
);
2261 free(target
->semihosting
);
2263 jtag_unregister_event_callback(jtag_enable_callback
, target
);
2265 struct target_event_action
*teap
= target
->event_action
;
2267 struct target_event_action
*next
= teap
->next
;
2268 Jim_DecrRefCount(teap
->interp
, teap
->body
);
2273 target_free_all_working_areas(target
);
2275 /* release the targets SMP list */
2277 struct target_list
*head
, *tmp
;
2279 list_for_each_entry_safe(head
, tmp
, target
->smp_targets
, lh
) {
2280 list_del(&head
->lh
);
2281 head
->target
->smp
= 0;
2284 if (target
->smp_targets
!= &empty_smp_targets
)
2285 free(target
->smp_targets
);
2289 rtos_destroy(target
);
2291 free(target
->gdb_port_override
);
2293 free(target
->trace_info
);
2294 free(target
->fileio_info
);
2295 free(target
->cmd_name
);
2299 void target_quit(void)
2301 struct target_event_callback
*pe
= target_event_callbacks
;
2303 struct target_event_callback
*t
= pe
->next
;
2307 target_event_callbacks
= NULL
;
2309 struct target_timer_callback
*pt
= target_timer_callbacks
;
2311 struct target_timer_callback
*t
= pt
->next
;
2315 target_timer_callbacks
= NULL
;
2317 for (struct target
*target
= all_targets
; target
;) {
2321 target_destroy(target
);
2328 int target_arch_state(struct target
*target
)
2332 LOG_WARNING("No target has been configured");
2336 if (target
->state
!= TARGET_HALTED
)
2339 retval
= target
->type
->arch_state(target
);
2343 static int target_get_gdb_fileio_info_default(struct target
*target
,
2344 struct gdb_fileio_info
*fileio_info
)
2346 /* If target does not support semi-hosting function, target
2347 has no need to provide .get_gdb_fileio_info callback.
2348 It just return ERROR_FAIL and gdb_server will return "Txx"
2349 as target halted every time. */
2353 static int target_gdb_fileio_end_default(struct target
*target
,
2354 int retcode
, int fileio_errno
, bool ctrl_c
)
2359 int target_profiling_default(struct target
*target
, uint32_t *samples
,
2360 uint32_t max_num_samples
, uint32_t *num_samples
, uint32_t seconds
)
2362 struct timeval timeout
, now
;
2364 gettimeofday(&timeout
, NULL
);
2365 timeval_add_time(&timeout
, seconds
, 0);
2367 LOG_INFO("Starting profiling. Halting and resuming the"
2368 " target as often as we can...");
2370 uint32_t sample_count
= 0;
2371 /* hopefully it is safe to cache! We want to stop/restart as quickly as possible. */
2372 struct reg
*reg
= register_get_by_name(target
->reg_cache
, "pc", true);
2374 int retval
= ERROR_OK
;
2376 target_poll(target
);
2377 if (target
->state
== TARGET_HALTED
) {
2378 uint32_t t
= buf_get_u32(reg
->value
, 0, 32);
2379 samples
[sample_count
++] = t
;
2380 /* current pc, addr = 0, do not handle breakpoints, not debugging */
2381 retval
= target_resume(target
, 1, 0, 0, 0);
2382 target_poll(target
);
2383 alive_sleep(10); /* sleep 10ms, i.e. <100 samples/second. */
2384 } else if (target
->state
== TARGET_RUNNING
) {
2385 /* We want to quickly sample the PC. */
2386 retval
= target_halt(target
);
2388 LOG_INFO("Target not halted or running");
2393 if (retval
!= ERROR_OK
)
2396 gettimeofday(&now
, NULL
);
2397 if ((sample_count
>= max_num_samples
) || timeval_compare(&now
, &timeout
) >= 0) {
2398 LOG_INFO("Profiling completed. %" PRIu32
" samples.", sample_count
);
2403 *num_samples
= sample_count
;
2407 /* Single aligned words are guaranteed to use 16 or 32 bit access
2408 * mode respectively, otherwise data is handled as quickly as
2411 int target_write_buffer(struct target
*target
, target_addr_t address
, uint32_t size
, const uint8_t *buffer
)
2413 LOG_DEBUG("writing buffer of %" PRIu32
" byte at " TARGET_ADDR_FMT
,
2416 if (!target_was_examined(target
)) {
2417 LOG_ERROR("Target not examined yet");
2424 if ((address
+ size
- 1) < address
) {
2425 /* GDB can request this when e.g. PC is 0xfffffffc */
2426 LOG_ERROR("address + size wrapped (" TARGET_ADDR_FMT
", 0x%08" PRIx32
")",
2432 return target
->type
->write_buffer(target
, address
, size
, buffer
);
2435 static int target_write_buffer_default(struct target
*target
,
2436 target_addr_t address
, uint32_t count
, const uint8_t *buffer
)
2439 unsigned int data_bytes
= target_data_bits(target
) / 8;
2441 /* Align up to maximum bytes. The loop condition makes sure the next pass
2442 * will have something to do with the size we leave to it. */
2444 size
< data_bytes
&& count
>= size
* 2 + (address
& size
);
2446 if (address
& size
) {
2447 int retval
= target_write_memory(target
, address
, size
, 1, buffer
);
2448 if (retval
!= ERROR_OK
)
2456 /* Write the data with as large access size as possible. */
2457 for (; size
> 0; size
/= 2) {
2458 uint32_t aligned
= count
- count
% size
;
2460 int retval
= target_write_memory(target
, address
, size
, aligned
/ size
, buffer
);
2461 if (retval
!= ERROR_OK
)
2472 /* Single aligned words are guaranteed to use 16 or 32 bit access
2473 * mode respectively, otherwise data is handled as quickly as
2476 int target_read_buffer(struct target
*target
, target_addr_t address
, uint32_t size
, uint8_t *buffer
)
2478 LOG_DEBUG("reading buffer of %" PRIu32
" byte at " TARGET_ADDR_FMT
,
2481 if (!target_was_examined(target
)) {
2482 LOG_ERROR("Target not examined yet");
2489 if ((address
+ size
- 1) < address
) {
2490 /* GDB can request this when e.g. PC is 0xfffffffc */
2491 LOG_ERROR("address + size wrapped (" TARGET_ADDR_FMT
", 0x%08" PRIx32
")",
2497 return target
->type
->read_buffer(target
, address
, size
, buffer
);
2500 static int target_read_buffer_default(struct target
*target
, target_addr_t address
, uint32_t count
, uint8_t *buffer
)
2503 unsigned int data_bytes
= target_data_bits(target
) / 8;
2505 /* Align up to maximum bytes. The loop condition makes sure the next pass
2506 * will have something to do with the size we leave to it. */
2508 size
< data_bytes
&& count
>= size
* 2 + (address
& size
);
2510 if (address
& size
) {
2511 int retval
= target_read_memory(target
, address
, size
, 1, buffer
);
2512 if (retval
!= ERROR_OK
)
2520 /* Read the data with as large access size as possible. */
2521 for (; size
> 0; size
/= 2) {
2522 uint32_t aligned
= count
- count
% size
;
2524 int retval
= target_read_memory(target
, address
, size
, aligned
/ size
, buffer
);
2525 if (retval
!= ERROR_OK
)
2536 int target_checksum_memory(struct target
*target
, target_addr_t address
, uint32_t size
, uint32_t *crc
)
2541 uint32_t checksum
= 0;
2542 if (!target_was_examined(target
)) {
2543 LOG_ERROR("Target not examined yet");
2546 if (!target
->type
->checksum_memory
) {
2547 LOG_ERROR("Target %s doesn't support checksum_memory", target_name(target
));
2551 retval
= target
->type
->checksum_memory(target
, address
, size
, &checksum
);
2552 if (retval
!= ERROR_OK
) {
2553 buffer
= malloc(size
);
2555 LOG_ERROR("error allocating buffer for section (%" PRIu32
" bytes)", size
);
2556 return ERROR_COMMAND_SYNTAX_ERROR
;
2558 retval
= target_read_buffer(target
, address
, size
, buffer
);
2559 if (retval
!= ERROR_OK
) {
2564 /* convert to target endianness */
2565 for (i
= 0; i
< (size
/sizeof(uint32_t)); i
++) {
2566 uint32_t target_data
;
2567 target_data
= target_buffer_get_u32(target
, &buffer
[i
*sizeof(uint32_t)]);
2568 target_buffer_set_u32(target
, &buffer
[i
*sizeof(uint32_t)], target_data
);
2571 retval
= image_calculate_checksum(buffer
, size
, &checksum
);
2580 int target_blank_check_memory(struct target
*target
,
2581 struct target_memory_check_block
*blocks
, int num_blocks
,
2582 uint8_t erased_value
)
2584 if (!target_was_examined(target
)) {
2585 LOG_ERROR("Target not examined yet");
2589 if (!target
->type
->blank_check_memory
)
2590 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE
;
2592 return target
->type
->blank_check_memory(target
, blocks
, num_blocks
, erased_value
);
2595 int target_read_u64(struct target
*target
, target_addr_t address
, uint64_t *value
)
2597 uint8_t value_buf
[8];
2598 if (!target_was_examined(target
)) {
2599 LOG_ERROR("Target not examined yet");
2603 int retval
= target_read_memory(target
, address
, 8, 1, value_buf
);
2605 if (retval
== ERROR_OK
) {
2606 *value
= target_buffer_get_u64(target
, value_buf
);
2607 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%16.16" PRIx64
"",
2612 LOG_DEBUG("address: " TARGET_ADDR_FMT
" failed",
2619 int target_read_u32(struct target
*target
, target_addr_t address
, uint32_t *value
)
2621 uint8_t value_buf
[4];
2622 if (!target_was_examined(target
)) {
2623 LOG_ERROR("Target not examined yet");
2627 int retval
= target_read_memory(target
, address
, 4, 1, value_buf
);
2629 if (retval
== ERROR_OK
) {
2630 *value
= target_buffer_get_u32(target
, value_buf
);
2631 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%8.8" PRIx32
"",
2636 LOG_DEBUG("address: " TARGET_ADDR_FMT
" failed",
2643 int target_read_u16(struct target
*target
, target_addr_t address
, uint16_t *value
)
2645 uint8_t value_buf
[2];
2646 if (!target_was_examined(target
)) {
2647 LOG_ERROR("Target not examined yet");
2651 int retval
= target_read_memory(target
, address
, 2, 1, value_buf
);
2653 if (retval
== ERROR_OK
) {
2654 *value
= target_buffer_get_u16(target
, value_buf
);
2655 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%4.4" PRIx16
,
2660 LOG_DEBUG("address: " TARGET_ADDR_FMT
" failed",
2667 int target_read_u8(struct target
*target
, target_addr_t address
, uint8_t *value
)
2669 if (!target_was_examined(target
)) {
2670 LOG_ERROR("Target not examined yet");
2674 int retval
= target_read_memory(target
, address
, 1, 1, value
);
2676 if (retval
== ERROR_OK
) {
2677 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%2.2" PRIx8
,
2682 LOG_DEBUG("address: " TARGET_ADDR_FMT
" failed",
2689 int target_write_u64(struct target
*target
, target_addr_t address
, uint64_t value
)
2692 uint8_t value_buf
[8];
2693 if (!target_was_examined(target
)) {
2694 LOG_ERROR("Target not examined yet");
2698 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%16.16" PRIx64
"",
2702 target_buffer_set_u64(target
, value_buf
, value
);
2703 retval
= target_write_memory(target
, address
, 8, 1, value_buf
);
2704 if (retval
!= ERROR_OK
)
2705 LOG_DEBUG("failed: %i", retval
);
2710 int target_write_u32(struct target
*target
, target_addr_t address
, uint32_t value
)
2713 uint8_t value_buf
[4];
2714 if (!target_was_examined(target
)) {
2715 LOG_ERROR("Target not examined yet");
2719 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%8.8" PRIx32
"",
2723 target_buffer_set_u32(target
, value_buf
, value
);
2724 retval
= target_write_memory(target
, address
, 4, 1, value_buf
);
2725 if (retval
!= ERROR_OK
)
2726 LOG_DEBUG("failed: %i", retval
);
2731 int target_write_u16(struct target
*target
, target_addr_t address
, uint16_t value
)
2734 uint8_t value_buf
[2];
2735 if (!target_was_examined(target
)) {
2736 LOG_ERROR("Target not examined yet");
2740 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%8.8" PRIx16
,
2744 target_buffer_set_u16(target
, value_buf
, value
);
2745 retval
= target_write_memory(target
, address
, 2, 1, value_buf
);
2746 if (retval
!= ERROR_OK
)
2747 LOG_DEBUG("failed: %i", retval
);
2752 int target_write_u8(struct target
*target
, target_addr_t address
, uint8_t value
)
2755 if (!target_was_examined(target
)) {
2756 LOG_ERROR("Target not examined yet");
2760 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%2.2" PRIx8
,
2763 retval
= target_write_memory(target
, address
, 1, 1, &value
);
2764 if (retval
!= ERROR_OK
)
2765 LOG_DEBUG("failed: %i", retval
);
2770 int target_write_phys_u64(struct target
*target
, target_addr_t address
, uint64_t value
)
2773 uint8_t value_buf
[8];
2774 if (!target_was_examined(target
)) {
2775 LOG_ERROR("Target not examined yet");
2779 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%16.16" PRIx64
"",
2783 target_buffer_set_u64(target
, value_buf
, value
);
2784 retval
= target_write_phys_memory(target
, address
, 8, 1, value_buf
);
2785 if (retval
!= ERROR_OK
)
2786 LOG_DEBUG("failed: %i", retval
);
2791 int target_write_phys_u32(struct target
*target
, target_addr_t address
, uint32_t value
)
2794 uint8_t value_buf
[4];
2795 if (!target_was_examined(target
)) {
2796 LOG_ERROR("Target not examined yet");
2800 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%8.8" PRIx32
"",
2804 target_buffer_set_u32(target
, value_buf
, value
);
2805 retval
= target_write_phys_memory(target
, address
, 4, 1, value_buf
);
2806 if (retval
!= ERROR_OK
)
2807 LOG_DEBUG("failed: %i", retval
);
2812 int target_write_phys_u16(struct target
*target
, target_addr_t address
, uint16_t value
)
2815 uint8_t value_buf
[2];
2816 if (!target_was_examined(target
)) {
2817 LOG_ERROR("Target not examined yet");
2821 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%8.8" PRIx16
,
2825 target_buffer_set_u16(target
, value_buf
, value
);
2826 retval
= target_write_phys_memory(target
, address
, 2, 1, value_buf
);
2827 if (retval
!= ERROR_OK
)
2828 LOG_DEBUG("failed: %i", retval
);
2833 int target_write_phys_u8(struct target
*target
, target_addr_t address
, uint8_t value
)
2836 if (!target_was_examined(target
)) {
2837 LOG_ERROR("Target not examined yet");
2841 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%2.2" PRIx8
,
2844 retval
= target_write_phys_memory(target
, address
, 1, 1, &value
);
2845 if (retval
!= ERROR_OK
)
2846 LOG_DEBUG("failed: %i", retval
);
2851 static int find_target(struct command_invocation
*cmd
, const char *name
)
2853 struct target
*target
= get_target(name
);
2855 command_print(cmd
, "Target: %s is unknown, try one of:\n", name
);
2858 if (!target
->tap
->enabled
) {
2859 command_print(cmd
, "Target: TAP %s is disabled, "
2860 "can't be the current target\n",
2861 target
->tap
->dotted_name
);
2865 cmd
->ctx
->current_target
= target
;
2866 if (cmd
->ctx
->current_target_override
)
2867 cmd
->ctx
->current_target_override
= target
;
2873 COMMAND_HANDLER(handle_targets_command
)
2875 int retval
= ERROR_OK
;
2876 if (CMD_ARGC
== 1) {
2877 retval
= find_target(CMD
, CMD_ARGV
[0]);
2878 if (retval
== ERROR_OK
) {
2884 struct target
*target
= all_targets
;
2885 command_print(CMD
, " TargetName Type Endian TapName State ");
2886 command_print(CMD
, "-- ------------------ ---------- ------ ------------------ ------------");
2891 if (target
->tap
->enabled
)
2892 state
= target_state_name(target
);
2894 state
= "tap-disabled";
2896 if (CMD_CTX
->current_target
== target
)
2899 /* keep columns lined up to match the headers above */
2901 "%2d%c %-18s %-10s %-6s %-18s %s",
2902 target
->target_number
,
2904 target_name(target
),
2905 target_type_name(target
),
2906 jim_nvp_value2name_simple(nvp_target_endian
,
2907 target
->endianness
)->name
,
2908 target
->tap
->dotted_name
,
2910 target
= target
->next
;
2916 /* every 300ms we check for reset & powerdropout and issue a "reset halt" if so. */
2918 static int power_dropout
;
2919 static int srst_asserted
;
2921 static int run_power_restore
;
2922 static int run_power_dropout
;
2923 static int run_srst_asserted
;
2924 static int run_srst_deasserted
;
2926 static int sense_handler(void)
2928 static int prev_srst_asserted
;
2929 static int prev_power_dropout
;
2931 int retval
= jtag_power_dropout(&power_dropout
);
2932 if (retval
!= ERROR_OK
)
2936 power_restored
= prev_power_dropout
&& !power_dropout
;
2938 run_power_restore
= 1;
2940 int64_t current
= timeval_ms();
2941 static int64_t last_power
;
2942 bool wait_more
= last_power
+ 2000 > current
;
2943 if (power_dropout
&& !wait_more
) {
2944 run_power_dropout
= 1;
2945 last_power
= current
;
2948 retval
= jtag_srst_asserted(&srst_asserted
);
2949 if (retval
!= ERROR_OK
)
2952 int srst_deasserted
;
2953 srst_deasserted
= prev_srst_asserted
&& !srst_asserted
;
2955 static int64_t last_srst
;
2956 wait_more
= last_srst
+ 2000 > current
;
2957 if (srst_deasserted
&& !wait_more
) {
2958 run_srst_deasserted
= 1;
2959 last_srst
= current
;
2962 if (!prev_srst_asserted
&& srst_asserted
)
2963 run_srst_asserted
= 1;
2965 prev_srst_asserted
= srst_asserted
;
2966 prev_power_dropout
= power_dropout
;
2968 if (srst_deasserted
|| power_restored
) {
2969 /* Other than logging the event we can't do anything here.
2970 * Issuing a reset is a particularly bad idea as we might
2971 * be inside a reset already.
2978 /* process target state changes */
2979 static int handle_target(void *priv
)
2981 Jim_Interp
*interp
= (Jim_Interp
*)priv
;
2982 int retval
= ERROR_OK
;
2984 if (!is_jtag_poll_safe()) {
2985 /* polling is disabled currently */
2989 /* we do not want to recurse here... */
2990 static int recursive
;
2994 /* danger! running these procedures can trigger srst assertions and power dropouts.
2995 * We need to avoid an infinite loop/recursion here and we do that by
2996 * clearing the flags after running these events.
2998 int did_something
= 0;
2999 if (run_srst_asserted
) {
3000 LOG_INFO("srst asserted detected, running srst_asserted proc.");
3001 Jim_Eval(interp
, "srst_asserted");
3004 if (run_srst_deasserted
) {
3005 Jim_Eval(interp
, "srst_deasserted");
3008 if (run_power_dropout
) {
3009 LOG_INFO("Power dropout detected, running power_dropout proc.");
3010 Jim_Eval(interp
, "power_dropout");
3013 if (run_power_restore
) {
3014 Jim_Eval(interp
, "power_restore");
3018 if (did_something
) {
3019 /* clear detect flags */
3023 /* clear action flags */
3025 run_srst_asserted
= 0;
3026 run_srst_deasserted
= 0;
3027 run_power_restore
= 0;
3028 run_power_dropout
= 0;
3033 /* Poll targets for state changes unless that's globally disabled.
3034 * Skip targets that are currently disabled.
3036 for (struct target
*target
= all_targets
;
3037 is_jtag_poll_safe() && target
;
3038 target
= target
->next
) {
3040 if (!target_was_examined(target
))
3043 if (!target
->tap
->enabled
)
3046 if (target
->backoff
.times
> target
->backoff
.count
) {
3047 /* do not poll this time as we failed previously */
3048 target
->backoff
.count
++;
3051 target
->backoff
.count
= 0;
3053 /* only poll target if we've got power and srst isn't asserted */
3054 if (!power_dropout
&& !srst_asserted
) {
3055 /* polling may fail silently until the target has been examined */
3056 retval
= target_poll(target
);
3057 if (retval
!= ERROR_OK
) {
3058 /* 100ms polling interval. Increase interval between polling up to 5000ms */
3059 if (target
->backoff
.times
* polling_interval
< 5000) {
3060 target
->backoff
.times
*= 2;
3061 target
->backoff
.times
++;
3064 /* Tell GDB to halt the debugger. This allows the user to
3065 * run monitor commands to handle the situation.
3067 target_call_event_callbacks(target
, TARGET_EVENT_GDB_HALT
);
3069 if (target
->backoff
.times
> 0) {
3070 LOG_USER("Polling target %s failed, trying to reexamine", target_name(target
));
3071 target_reset_examined(target
);
3072 retval
= target_examine_one(target
);
3073 /* Target examination could have failed due to unstable connection,
3074 * but we set the examined flag anyway to repoll it later */
3075 if (retval
!= ERROR_OK
) {
3076 target_set_examined(target
);
3077 LOG_USER("Examination failed, GDB will be halted. Polling again in %dms",
3078 target
->backoff
.times
* polling_interval
);
3083 /* Since we succeeded, we reset backoff count */
3084 target
->backoff
.times
= 0;
3091 COMMAND_HANDLER(handle_reg_command
)
3095 struct target
*target
= get_current_target(CMD_CTX
);
3096 struct reg
*reg
= NULL
;
3098 /* list all available registers for the current target */
3099 if (CMD_ARGC
== 0) {
3100 struct reg_cache
*cache
= target
->reg_cache
;
3102 unsigned int count
= 0;
3106 command_print(CMD
, "===== %s", cache
->name
);
3108 for (i
= 0, reg
= cache
->reg_list
;
3109 i
< cache
->num_regs
;
3110 i
++, reg
++, count
++) {
3111 if (reg
->exist
== false || reg
->hidden
)
3113 /* only print cached values if they are valid */
3115 char *value
= buf_to_hex_str(reg
->value
,
3118 "(%i) %s (/%" PRIu32
"): 0x%s%s",
3126 command_print(CMD
, "(%i) %s (/%" PRIu32
")",
3131 cache
= cache
->next
;
3137 /* access a single register by its ordinal number */
3138 if ((CMD_ARGV
[0][0] >= '0') && (CMD_ARGV
[0][0] <= '9')) {
3140 COMMAND_PARSE_NUMBER(uint
, CMD_ARGV
[0], num
);
3142 struct reg_cache
*cache
= target
->reg_cache
;
3143 unsigned int count
= 0;
3146 for (i
= 0; i
< cache
->num_regs
; i
++) {
3147 if (count
++ == num
) {
3148 reg
= &cache
->reg_list
[i
];
3154 cache
= cache
->next
;
3158 command_print(CMD
, "%i is out of bounds, the current target "
3159 "has only %i registers (0 - %i)", num
, count
, count
- 1);
3163 /* access a single register by its name */
3164 reg
= register_get_by_name(target
->reg_cache
, CMD_ARGV
[0], true);
3170 assert(reg
); /* give clang a hint that we *know* reg is != NULL here */
3175 /* display a register */
3176 if ((CMD_ARGC
== 1) || ((CMD_ARGC
== 2) && !((CMD_ARGV
[1][0] >= '0')
3177 && (CMD_ARGV
[1][0] <= '9')))) {
3178 if ((CMD_ARGC
== 2) && (strcmp(CMD_ARGV
[1], "force") == 0))
3181 if (reg
->valid
== 0) {
3182 int retval
= reg
->type
->get(reg
);
3183 if (retval
!= ERROR_OK
) {
3184 LOG_ERROR("Could not read register '%s'", reg
->name
);
3188 char *value
= buf_to_hex_str(reg
->value
, reg
->size
);
3189 command_print(CMD
, "%s (/%i): 0x%s", reg
->name
, (int)(reg
->size
), value
);
3194 /* set register value */
3195 if (CMD_ARGC
== 2) {
3196 uint8_t *buf
= malloc(DIV_ROUND_UP(reg
->size
, 8));
3199 str_to_buf(CMD_ARGV
[1], strlen(CMD_ARGV
[1]), buf
, reg
->size
, 0);
3201 int retval
= reg
->type
->set(reg
, buf
);
3202 if (retval
!= ERROR_OK
) {
3203 LOG_ERROR("Could not write to register '%s'", reg
->name
);
3205 char *value
= buf_to_hex_str(reg
->value
, reg
->size
);
3206 command_print(CMD
, "%s (/%i): 0x%s", reg
->name
, (int)(reg
->size
), value
);
3215 return ERROR_COMMAND_SYNTAX_ERROR
;
3218 command_print(CMD
, "register %s not found in current target", CMD_ARGV
[0]);
3222 COMMAND_HANDLER(handle_poll_command
)
3224 int retval
= ERROR_OK
;
3225 struct target
*target
= get_current_target(CMD_CTX
);
3227 if (CMD_ARGC
== 0) {
3228 command_print(CMD
, "background polling: %s",
3229 jtag_poll_get_enabled() ? "on" : "off");
3230 command_print(CMD
, "TAP: %s (%s)",
3231 target
->tap
->dotted_name
,
3232 target
->tap
->enabled
? "enabled" : "disabled");
3233 if (!target
->tap
->enabled
)
3235 retval
= target_poll(target
);
3236 if (retval
!= ERROR_OK
)
3238 retval
= target_arch_state(target
);
3239 if (retval
!= ERROR_OK
)
3241 } else if (CMD_ARGC
== 1) {
3243 COMMAND_PARSE_ON_OFF(CMD_ARGV
[0], enable
);
3244 jtag_poll_set_enabled(enable
);
3246 return ERROR_COMMAND_SYNTAX_ERROR
;
3251 COMMAND_HANDLER(handle_wait_halt_command
)
3254 return ERROR_COMMAND_SYNTAX_ERROR
;
3256 unsigned ms
= DEFAULT_HALT_TIMEOUT
;
3257 if (1 == CMD_ARGC
) {
3258 int retval
= parse_uint(CMD_ARGV
[0], &ms
);
3259 if (retval
!= ERROR_OK
)
3260 return ERROR_COMMAND_SYNTAX_ERROR
;
3263 struct target
*target
= get_current_target(CMD_CTX
);
3264 return target_wait_state(target
, TARGET_HALTED
, ms
);
3267 /* wait for target state to change. The trick here is to have a low
3268 * latency for short waits and not to suck up all the CPU time
3271 * After 500ms, keep_alive() is invoked
3273 int target_wait_state(struct target
*target
, enum target_state state
, int ms
)
3276 int64_t then
= 0, cur
;
3280 retval
= target_poll(target
);
3281 if (retval
!= ERROR_OK
)
3283 if (target
->state
== state
)
3288 then
= timeval_ms();
3289 LOG_DEBUG("waiting for target %s...",
3290 jim_nvp_value2name_simple(nvp_target_state
, state
)->name
);
3296 if ((cur
-then
) > ms
) {
3297 LOG_ERROR("timed out while waiting for target %s",
3298 jim_nvp_value2name_simple(nvp_target_state
, state
)->name
);
3306 COMMAND_HANDLER(handle_halt_command
)
3310 struct target
*target
= get_current_target(CMD_CTX
);
3312 target
->verbose_halt_msg
= true;
3314 int retval
= target_halt(target
);
3315 if (retval
!= ERROR_OK
)
3318 if (CMD_ARGC
== 1) {
3319 unsigned wait_local
;
3320 retval
= parse_uint(CMD_ARGV
[0], &wait_local
);
3321 if (retval
!= ERROR_OK
)
3322 return ERROR_COMMAND_SYNTAX_ERROR
;
3327 return CALL_COMMAND_HANDLER(handle_wait_halt_command
);
3330 COMMAND_HANDLER(handle_soft_reset_halt_command
)
3332 struct target
*target
= get_current_target(CMD_CTX
);
3334 LOG_USER("requesting target halt and executing a soft reset");
3336 target_soft_reset_halt(target
);
3341 COMMAND_HANDLER(handle_reset_command
)
3344 return ERROR_COMMAND_SYNTAX_ERROR
;
3346 enum target_reset_mode reset_mode
= RESET_RUN
;
3347 if (CMD_ARGC
== 1) {
3348 const struct jim_nvp
*n
;
3349 n
= jim_nvp_name2value_simple(nvp_reset_modes
, CMD_ARGV
[0]);
3350 if ((!n
->name
) || (n
->value
== RESET_UNKNOWN
))
3351 return ERROR_COMMAND_SYNTAX_ERROR
;
3352 reset_mode
= n
->value
;
3355 /* reset *all* targets */
3356 return target_process_reset(CMD
, reset_mode
);
3360 COMMAND_HANDLER(handle_resume_command
)
3364 return ERROR_COMMAND_SYNTAX_ERROR
;
3366 struct target
*target
= get_current_target(CMD_CTX
);
3368 /* with no CMD_ARGV, resume from current pc, addr = 0,
3369 * with one arguments, addr = CMD_ARGV[0],
3370 * handle breakpoints, not debugging */
3371 target_addr_t addr
= 0;
3372 if (CMD_ARGC
== 1) {
3373 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], addr
);
3377 return target_resume(target
, current
, addr
, 1, 0);
3380 COMMAND_HANDLER(handle_step_command
)
3383 return ERROR_COMMAND_SYNTAX_ERROR
;
3387 /* with no CMD_ARGV, step from current pc, addr = 0,
3388 * with one argument addr = CMD_ARGV[0],
3389 * handle breakpoints, debugging */
3390 target_addr_t addr
= 0;
3392 if (CMD_ARGC
== 1) {
3393 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], addr
);
3397 struct target
*target
= get_current_target(CMD_CTX
);
3399 return target_step(target
, current_pc
, addr
, 1);
3402 void target_handle_md_output(struct command_invocation
*cmd
,
3403 struct target
*target
, target_addr_t address
, unsigned size
,
3404 unsigned count
, const uint8_t *buffer
)
3406 const unsigned line_bytecnt
= 32;
3407 unsigned line_modulo
= line_bytecnt
/ size
;
3409 char output
[line_bytecnt
* 4 + 1];
3410 unsigned output_len
= 0;
3412 const char *value_fmt
;
3415 value_fmt
= "%16.16"PRIx64
" ";
3418 value_fmt
= "%8.8"PRIx64
" ";
3421 value_fmt
= "%4.4"PRIx64
" ";
3424 value_fmt
= "%2.2"PRIx64
" ";
3427 /* "can't happen", caller checked */
3428 LOG_ERROR("invalid memory read size: %u", size
);
3432 for (unsigned i
= 0; i
< count
; i
++) {
3433 if (i
% line_modulo
== 0) {
3434 output_len
+= snprintf(output
+ output_len
,
3435 sizeof(output
) - output_len
,
3436 TARGET_ADDR_FMT
": ",
3437 (address
+ (i
* size
)));
3441 const uint8_t *value_ptr
= buffer
+ i
* size
;
3444 value
= target_buffer_get_u64(target
, value_ptr
);
3447 value
= target_buffer_get_u32(target
, value_ptr
);
3450 value
= target_buffer_get_u16(target
, value_ptr
);
3455 output_len
+= snprintf(output
+ output_len
,
3456 sizeof(output
) - output_len
,
3459 if ((i
% line_modulo
== line_modulo
- 1) || (i
== count
- 1)) {
3460 command_print(cmd
, "%s", output
);
3466 COMMAND_HANDLER(handle_md_command
)
3469 return ERROR_COMMAND_SYNTAX_ERROR
;
3472 switch (CMD_NAME
[2]) {
3486 return ERROR_COMMAND_SYNTAX_ERROR
;
3489 bool physical
= strcmp(CMD_ARGV
[0], "phys") == 0;
3490 int (*fn
)(struct target
*target
,
3491 target_addr_t address
, uint32_t size_value
, uint32_t count
, uint8_t *buffer
);
3495 fn
= target_read_phys_memory
;
3497 fn
= target_read_memory
;
3498 if ((CMD_ARGC
< 1) || (CMD_ARGC
> 2))
3499 return ERROR_COMMAND_SYNTAX_ERROR
;
3501 target_addr_t address
;
3502 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], address
);
3506 COMMAND_PARSE_NUMBER(uint
, CMD_ARGV
[1], count
);
3508 uint8_t *buffer
= calloc(count
, size
);
3510 LOG_ERROR("Failed to allocate md read buffer");
3514 struct target
*target
= get_current_target(CMD_CTX
);
3515 int retval
= fn(target
, address
, size
, count
, buffer
);
3516 if (retval
== ERROR_OK
)
3517 target_handle_md_output(CMD
, target
, address
, size
, count
, buffer
);
3524 typedef int (*target_write_fn
)(struct target
*target
,
3525 target_addr_t address
, uint32_t size
, uint32_t count
, const uint8_t *buffer
);
3527 static int target_fill_mem(struct target
*target
,
3528 target_addr_t address
,
3536 /* We have to write in reasonably large chunks to be able
3537 * to fill large memory areas with any sane speed */
3538 const unsigned chunk_size
= 16384;
3539 uint8_t *target_buf
= malloc(chunk_size
* data_size
);
3541 LOG_ERROR("Out of memory");
3545 for (unsigned i
= 0; i
< chunk_size
; i
++) {
3546 switch (data_size
) {
3548 target_buffer_set_u64(target
, target_buf
+ i
* data_size
, b
);
3551 target_buffer_set_u32(target
, target_buf
+ i
* data_size
, b
);
3554 target_buffer_set_u16(target
, target_buf
+ i
* data_size
, b
);
3557 target_buffer_set_u8(target
, target_buf
+ i
* data_size
, b
);
3564 int retval
= ERROR_OK
;
3566 for (unsigned x
= 0; x
< c
; x
+= chunk_size
) {
3569 if (current
> chunk_size
)
3570 current
= chunk_size
;
3571 retval
= fn(target
, address
+ x
* data_size
, data_size
, current
, target_buf
);
3572 if (retval
!= ERROR_OK
)
3574 /* avoid GDB timeouts */
3583 COMMAND_HANDLER(handle_mw_command
)
3586 return ERROR_COMMAND_SYNTAX_ERROR
;
3587 bool physical
= strcmp(CMD_ARGV
[0], "phys") == 0;
3592 fn
= target_write_phys_memory
;
3594 fn
= target_write_memory
;
3595 if ((CMD_ARGC
< 2) || (CMD_ARGC
> 3))
3596 return ERROR_COMMAND_SYNTAX_ERROR
;
3598 target_addr_t address
;
3599 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], address
);
3602 COMMAND_PARSE_NUMBER(u64
, CMD_ARGV
[1], value
);
3606 COMMAND_PARSE_NUMBER(uint
, CMD_ARGV
[2], count
);
3608 struct target
*target
= get_current_target(CMD_CTX
);
3610 switch (CMD_NAME
[2]) {
3624 return ERROR_COMMAND_SYNTAX_ERROR
;
3627 return target_fill_mem(target
, address
, fn
, wordsize
, value
, count
);
3630 static COMMAND_HELPER(parse_load_image_command
, struct image
*image
,
3631 target_addr_t
*min_address
, target_addr_t
*max_address
)
3633 if (CMD_ARGC
< 1 || CMD_ARGC
> 5)
3634 return ERROR_COMMAND_SYNTAX_ERROR
;
3636 /* a base address isn't always necessary,
3637 * default to 0x0 (i.e. don't relocate) */
3638 if (CMD_ARGC
>= 2) {
3640 COMMAND_PARSE_ADDRESS(CMD_ARGV
[1], addr
);
3641 image
->base_address
= addr
;
3642 image
->base_address_set
= true;
3644 image
->base_address_set
= false;
3646 image
->start_address_set
= false;
3649 COMMAND_PARSE_ADDRESS(CMD_ARGV
[3], *min_address
);
3650 if (CMD_ARGC
== 5) {
3651 COMMAND_PARSE_ADDRESS(CMD_ARGV
[4], *max_address
);
3652 /* use size (given) to find max (required) */
3653 *max_address
+= *min_address
;
3656 if (*min_address
> *max_address
)
3657 return ERROR_COMMAND_SYNTAX_ERROR
;
3662 COMMAND_HANDLER(handle_load_image_command
)
3666 uint32_t image_size
;
3667 target_addr_t min_address
= 0;
3668 target_addr_t max_address
= -1;
3671 int retval
= CALL_COMMAND_HANDLER(parse_load_image_command
,
3672 &image
, &min_address
, &max_address
);
3673 if (retval
!= ERROR_OK
)
3676 struct target
*target
= get_current_target(CMD_CTX
);
3678 struct duration bench
;
3679 duration_start(&bench
);
3681 if (image_open(&image
, CMD_ARGV
[0], (CMD_ARGC
>= 3) ? CMD_ARGV
[2] : NULL
) != ERROR_OK
)
3686 for (unsigned int i
= 0; i
< image
.num_sections
; i
++) {
3687 buffer
= malloc(image
.sections
[i
].size
);
3690 "error allocating buffer for section (%d bytes)",
3691 (int)(image
.sections
[i
].size
));
3692 retval
= ERROR_FAIL
;
3696 retval
= image_read_section(&image
, i
, 0x0, image
.sections
[i
].size
, buffer
, &buf_cnt
);
3697 if (retval
!= ERROR_OK
) {
3702 uint32_t offset
= 0;
3703 uint32_t length
= buf_cnt
;
3705 /* DANGER!!! beware of unsigned comparison here!!! */
3707 if ((image
.sections
[i
].base_address
+ buf_cnt
>= min_address
) &&
3708 (image
.sections
[i
].base_address
< max_address
)) {
3710 if (image
.sections
[i
].base_address
< min_address
) {
3711 /* clip addresses below */
3712 offset
+= min_address
-image
.sections
[i
].base_address
;
3716 if (image
.sections
[i
].base_address
+ buf_cnt
> max_address
)
3717 length
-= (image
.sections
[i
].base_address
+ buf_cnt
)-max_address
;
3719 retval
= target_write_buffer(target
,
3720 image
.sections
[i
].base_address
+ offset
, length
, buffer
+ offset
);
3721 if (retval
!= ERROR_OK
) {
3725 image_size
+= length
;
3726 command_print(CMD
, "%u bytes written at address " TARGET_ADDR_FMT
"",
3727 (unsigned int)length
,
3728 image
.sections
[i
].base_address
+ offset
);
3734 if ((retval
== ERROR_OK
) && (duration_measure(&bench
) == ERROR_OK
)) {
3735 command_print(CMD
, "downloaded %" PRIu32
" bytes "
3736 "in %fs (%0.3f KiB/s)", image_size
,
3737 duration_elapsed(&bench
), duration_kbps(&bench
, image_size
));
3740 image_close(&image
);
3746 COMMAND_HANDLER(handle_dump_image_command
)
3748 struct fileio
*fileio
;
3750 int retval
, retvaltemp
;
3751 target_addr_t address
, size
;
3752 struct duration bench
;
3753 struct target
*target
= get_current_target(CMD_CTX
);
3756 return ERROR_COMMAND_SYNTAX_ERROR
;
3758 COMMAND_PARSE_ADDRESS(CMD_ARGV
[1], address
);
3759 COMMAND_PARSE_ADDRESS(CMD_ARGV
[2], size
);
3761 uint32_t buf_size
= (size
> 4096) ? 4096 : size
;
3762 buffer
= malloc(buf_size
);
3766 retval
= fileio_open(&fileio
, CMD_ARGV
[0], FILEIO_WRITE
, FILEIO_BINARY
);
3767 if (retval
!= ERROR_OK
) {
3772 duration_start(&bench
);
3775 size_t size_written
;
3776 uint32_t this_run_size
= (size
> buf_size
) ? buf_size
: size
;
3777 retval
= target_read_buffer(target
, address
, this_run_size
, buffer
);
3778 if (retval
!= ERROR_OK
)
3781 retval
= fileio_write(fileio
, this_run_size
, buffer
, &size_written
);
3782 if (retval
!= ERROR_OK
)
3785 size
-= this_run_size
;
3786 address
+= this_run_size
;
3791 if ((retval
== ERROR_OK
) && (duration_measure(&bench
) == ERROR_OK
)) {
3793 retval
= fileio_size(fileio
, &filesize
);
3794 if (retval
!= ERROR_OK
)
3797 "dumped %zu bytes in %fs (%0.3f KiB/s)", filesize
,
3798 duration_elapsed(&bench
), duration_kbps(&bench
, filesize
));
3801 retvaltemp
= fileio_close(fileio
);
3802 if (retvaltemp
!= ERROR_OK
)
3811 IMAGE_CHECKSUM_ONLY
= 2
3814 static COMMAND_HELPER(handle_verify_image_command_internal
, enum verify_mode verify
)
3818 uint32_t image_size
;
3820 uint32_t checksum
= 0;
3821 uint32_t mem_checksum
= 0;
3825 struct target
*target
= get_current_target(CMD_CTX
);
3828 return ERROR_COMMAND_SYNTAX_ERROR
;
3831 LOG_ERROR("no target selected");
3835 struct duration bench
;
3836 duration_start(&bench
);
3838 if (CMD_ARGC
>= 2) {
3840 COMMAND_PARSE_ADDRESS(CMD_ARGV
[1], addr
);
3841 image
.base_address
= addr
;
3842 image
.base_address_set
= true;
3844 image
.base_address_set
= false;
3845 image
.base_address
= 0x0;
3848 image
.start_address_set
= false;
3850 retval
= image_open(&image
, CMD_ARGV
[0], (CMD_ARGC
== 3) ? CMD_ARGV
[2] : NULL
);
3851 if (retval
!= ERROR_OK
)
3857 for (unsigned int i
= 0; i
< image
.num_sections
; i
++) {
3858 buffer
= malloc(image
.sections
[i
].size
);
3861 "error allocating buffer for section (%" PRIu32
" bytes)",
3862 image
.sections
[i
].size
);
3865 retval
= image_read_section(&image
, i
, 0x0, image
.sections
[i
].size
, buffer
, &buf_cnt
);
3866 if (retval
!= ERROR_OK
) {
3871 if (verify
>= IMAGE_VERIFY
) {
3872 /* calculate checksum of image */
3873 retval
= image_calculate_checksum(buffer
, buf_cnt
, &checksum
);
3874 if (retval
!= ERROR_OK
) {
3879 retval
= target_checksum_memory(target
, image
.sections
[i
].base_address
, buf_cnt
, &mem_checksum
);
3880 if (retval
!= ERROR_OK
) {
3884 if ((checksum
!= mem_checksum
) && (verify
== IMAGE_CHECKSUM_ONLY
)) {
3885 LOG_ERROR("checksum mismatch");
3887 retval
= ERROR_FAIL
;
3890 if (checksum
!= mem_checksum
) {
3891 /* failed crc checksum, fall back to a binary compare */
3895 LOG_ERROR("checksum mismatch - attempting binary compare");
3897 data
= malloc(buf_cnt
);
3899 retval
= target_read_buffer(target
, image
.sections
[i
].base_address
, buf_cnt
, data
);
3900 if (retval
== ERROR_OK
) {
3902 for (t
= 0; t
< buf_cnt
; t
++) {
3903 if (data
[t
] != buffer
[t
]) {
3905 "diff %d address 0x%08x. Was 0x%02x instead of 0x%02x",
3907 (unsigned)(t
+ image
.sections
[i
].base_address
),
3910 if (diffs
++ >= 127) {
3911 command_print(CMD
, "More than 128 errors, the rest are not printed.");
3923 command_print(CMD
, "address " TARGET_ADDR_FMT
" length 0x%08zx",
3924 image
.sections
[i
].base_address
,
3929 image_size
+= buf_cnt
;
3932 command_print(CMD
, "No more differences found.");
3935 retval
= ERROR_FAIL
;
3936 if ((retval
== ERROR_OK
) && (duration_measure(&bench
) == ERROR_OK
)) {
3937 command_print(CMD
, "verified %" PRIu32
" bytes "
3938 "in %fs (%0.3f KiB/s)", image_size
,
3939 duration_elapsed(&bench
), duration_kbps(&bench
, image_size
));
3942 image_close(&image
);
3947 COMMAND_HANDLER(handle_verify_image_checksum_command
)
3949 return CALL_COMMAND_HANDLER(handle_verify_image_command_internal
, IMAGE_CHECKSUM_ONLY
);
3952 COMMAND_HANDLER(handle_verify_image_command
)
3954 return CALL_COMMAND_HANDLER(handle_verify_image_command_internal
, IMAGE_VERIFY
);
3957 COMMAND_HANDLER(handle_test_image_command
)
3959 return CALL_COMMAND_HANDLER(handle_verify_image_command_internal
, IMAGE_TEST
);
3962 static int handle_bp_command_list(struct command_invocation
*cmd
)
3964 struct target
*target
= get_current_target(cmd
->ctx
);
3965 struct breakpoint
*breakpoint
= target
->breakpoints
;
3966 while (breakpoint
) {
3967 if (breakpoint
->type
== BKPT_SOFT
) {
3968 char *buf
= buf_to_hex_str(breakpoint
->orig_instr
,
3969 breakpoint
->length
);
3970 command_print(cmd
, "IVA breakpoint: " TARGET_ADDR_FMT
", 0x%x, %i, 0x%s",
3971 breakpoint
->address
,
3973 breakpoint
->set
, buf
);
3976 if ((breakpoint
->address
== 0) && (breakpoint
->asid
!= 0))
3977 command_print(cmd
, "Context breakpoint: 0x%8.8" PRIx32
", 0x%x, %i",
3979 breakpoint
->length
, breakpoint
->set
);
3980 else if ((breakpoint
->address
!= 0) && (breakpoint
->asid
!= 0)) {
3981 command_print(cmd
, "Hybrid breakpoint(IVA): " TARGET_ADDR_FMT
", 0x%x, %i",
3982 breakpoint
->address
,
3983 breakpoint
->length
, breakpoint
->set
);
3984 command_print(cmd
, "\t|--->linked with ContextID: 0x%8.8" PRIx32
,
3987 command_print(cmd
, "Breakpoint(IVA): " TARGET_ADDR_FMT
", 0x%x, %i",
3988 breakpoint
->address
,
3989 breakpoint
->length
, breakpoint
->set
);
3992 breakpoint
= breakpoint
->next
;
3997 static int handle_bp_command_set(struct command_invocation
*cmd
,
3998 target_addr_t addr
, uint32_t asid
, uint32_t length
, int hw
)
4000 struct target
*target
= get_current_target(cmd
->ctx
);
4004 retval
= breakpoint_add(target
, addr
, length
, hw
);
4005 /* error is always logged in breakpoint_add(), do not print it again */
4006 if (retval
== ERROR_OK
)
4007 command_print(cmd
, "breakpoint set at " TARGET_ADDR_FMT
"", addr
);
4009 } else if (addr
== 0) {
4010 if (!target
->type
->add_context_breakpoint
) {
4011 LOG_ERROR("Context breakpoint not available");
4012 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE
;
4014 retval
= context_breakpoint_add(target
, asid
, length
, hw
);
4015 /* error is always logged in context_breakpoint_add(), do not print it again */
4016 if (retval
== ERROR_OK
)
4017 command_print(cmd
, "Context breakpoint set at 0x%8.8" PRIx32
"", asid
);
4020 if (!target
->type
->add_hybrid_breakpoint
) {
4021 LOG_ERROR("Hybrid breakpoint not available");
4022 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE
;
4024 retval
= hybrid_breakpoint_add(target
, addr
, asid
, length
, hw
);
4025 /* error is always logged in hybrid_breakpoint_add(), do not print it again */
4026 if (retval
== ERROR_OK
)
4027 command_print(cmd
, "Hybrid breakpoint set at 0x%8.8" PRIx32
"", asid
);
4032 COMMAND_HANDLER(handle_bp_command
)
4041 return handle_bp_command_list(CMD
);
4045 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], addr
);
4046 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], length
);
4047 return handle_bp_command_set(CMD
, addr
, asid
, length
, hw
);
4050 if (strcmp(CMD_ARGV
[2], "hw") == 0) {
4052 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], addr
);
4053 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], length
);
4055 return handle_bp_command_set(CMD
, addr
, asid
, length
, hw
);
4056 } else if (strcmp(CMD_ARGV
[2], "hw_ctx") == 0) {
4058 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], asid
);
4059 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], length
);
4061 return handle_bp_command_set(CMD
, addr
, asid
, length
, hw
);
4066 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], addr
);
4067 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], asid
);
4068 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[2], length
);
4069 return handle_bp_command_set(CMD
, addr
, asid
, length
, hw
);
4072 return ERROR_COMMAND_SYNTAX_ERROR
;
4076 COMMAND_HANDLER(handle_rbp_command
)
4079 return ERROR_COMMAND_SYNTAX_ERROR
;
4081 struct target
*target
= get_current_target(CMD_CTX
);
4083 if (!strcmp(CMD_ARGV
[0], "all")) {
4084 breakpoint_remove_all(target
);
4087 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], addr
);
4089 breakpoint_remove(target
, addr
);
4095 COMMAND_HANDLER(handle_wp_command
)
4097 struct target
*target
= get_current_target(CMD_CTX
);
4099 if (CMD_ARGC
== 0) {
4100 struct watchpoint
*watchpoint
= target
->watchpoints
;
4102 while (watchpoint
) {
4103 command_print(CMD
, "address: " TARGET_ADDR_FMT
4104 ", len: 0x%8.8" PRIx32
4105 ", r/w/a: %i, value: 0x%8.8" PRIx32
4106 ", mask: 0x%8.8" PRIx32
,
4107 watchpoint
->address
,
4109 (int)watchpoint
->rw
,
4112 watchpoint
= watchpoint
->next
;
4117 enum watchpoint_rw type
= WPT_ACCESS
;
4118 target_addr_t addr
= 0;
4119 uint32_t length
= 0;
4120 uint32_t data_value
= 0x0;
4121 uint32_t data_mask
= 0xffffffff;
4125 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[4], data_mask
);
4128 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[3], data_value
);
4131 switch (CMD_ARGV
[2][0]) {
4142 LOG_ERROR("invalid watchpoint mode ('%c')", CMD_ARGV
[2][0]);
4143 return ERROR_COMMAND_SYNTAX_ERROR
;
4147 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], length
);
4148 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], addr
);
4152 return ERROR_COMMAND_SYNTAX_ERROR
;
4155 int retval
= watchpoint_add(target
, addr
, length
, type
,
4156 data_value
, data_mask
);
4157 if (retval
!= ERROR_OK
)
4158 LOG_ERROR("Failure setting watchpoints");
4163 COMMAND_HANDLER(handle_rwp_command
)
4166 return ERROR_COMMAND_SYNTAX_ERROR
;
4169 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], addr
);
4171 struct target
*target
= get_current_target(CMD_CTX
);
4172 watchpoint_remove(target
, addr
);
4178 * Translate a virtual address to a physical address.
4180 * The low-level target implementation must have logged a detailed error
4181 * which is forwarded to telnet/GDB session.
4183 COMMAND_HANDLER(handle_virt2phys_command
)
4186 return ERROR_COMMAND_SYNTAX_ERROR
;
4189 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], va
);
4192 struct target
*target
= get_current_target(CMD_CTX
);
4193 int retval
= target
->type
->virt2phys(target
, va
, &pa
);
4194 if (retval
== ERROR_OK
)
4195 command_print(CMD
, "Physical address " TARGET_ADDR_FMT
"", pa
);
4200 static void write_data(FILE *f
, const void *data
, size_t len
)
4202 size_t written
= fwrite(data
, 1, len
, f
);
4204 LOG_ERROR("failed to write %zu bytes: %s", len
, strerror(errno
));
4207 static void write_long(FILE *f
, int l
, struct target
*target
)
4211 target_buffer_set_u32(target
, val
, l
);
4212 write_data(f
, val
, 4);
4215 static void write_string(FILE *f
, char *s
)
4217 write_data(f
, s
, strlen(s
));
4220 typedef unsigned char UNIT
[2]; /* unit of profiling */
4222 /* Dump a gmon.out histogram file. */
4223 static void write_gmon(uint32_t *samples
, uint32_t sample_num
, const char *filename
, bool with_range
,
4224 uint32_t start_address
, uint32_t end_address
, struct target
*target
, uint32_t duration_ms
)
4227 FILE *f
= fopen(filename
, "w");
4230 write_string(f
, "gmon");
4231 write_long(f
, 0x00000001, target
); /* Version */
4232 write_long(f
, 0, target
); /* padding */
4233 write_long(f
, 0, target
); /* padding */
4234 write_long(f
, 0, target
); /* padding */
4236 uint8_t zero
= 0; /* GMON_TAG_TIME_HIST */
4237 write_data(f
, &zero
, 1);
4239 /* figure out bucket size */
4243 min
= start_address
;
4248 for (i
= 0; i
< sample_num
; i
++) {
4249 if (min
> samples
[i
])
4251 if (max
< samples
[i
])
4255 /* max should be (largest sample + 1)
4256 * Refer to binutils/gprof/hist.c (find_histogram_for_pc) */
4260 int address_space
= max
- min
;
4261 assert(address_space
>= 2);
4263 /* FIXME: What is the reasonable number of buckets?
4264 * The profiling result will be more accurate if there are enough buckets. */
4265 static const uint32_t max_buckets
= 128 * 1024; /* maximum buckets. */
4266 uint32_t num_buckets
= address_space
/ sizeof(UNIT
);
4267 if (num_buckets
> max_buckets
)
4268 num_buckets
= max_buckets
;
4269 int *buckets
= malloc(sizeof(int) * num_buckets
);
4274 memset(buckets
, 0, sizeof(int) * num_buckets
);
4275 for (i
= 0; i
< sample_num
; i
++) {
4276 uint32_t address
= samples
[i
];
4278 if ((address
< min
) || (max
<= address
))
4281 long long a
= address
- min
;
4282 long long b
= num_buckets
;
4283 long long c
= address_space
;
4284 int index_t
= (a
* b
) / c
; /* danger!!!! int32 overflows */
4288 /* append binary memory gmon.out &profile_hist_hdr ((char*)&profile_hist_hdr + sizeof(struct gmon_hist_hdr)) */
4289 write_long(f
, min
, target
); /* low_pc */
4290 write_long(f
, max
, target
); /* high_pc */
4291 write_long(f
, num_buckets
, target
); /* # of buckets */
4292 float sample_rate
= sample_num
/ (duration_ms
/ 1000.0);
4293 write_long(f
, sample_rate
, target
);
4294 write_string(f
, "seconds");
4295 for (i
= 0; i
< (15-strlen("seconds")); i
++)
4296 write_data(f
, &zero
, 1);
4297 write_string(f
, "s");
4299 /*append binary memory gmon.out profile_hist_data (profile_hist_data + profile_hist_hdr.hist_size) */
4301 char *data
= malloc(2 * num_buckets
);
4303 for (i
= 0; i
< num_buckets
; i
++) {
4308 data
[i
* 2] = val
&0xff;
4309 data
[i
* 2 + 1] = (val
>> 8) & 0xff;
4312 write_data(f
, data
, num_buckets
* 2);
4320 /* profiling samples the CPU PC as quickly as OpenOCD is able,
4321 * which will be used as a random sampling of PC */
4322 COMMAND_HANDLER(handle_profile_command
)
4324 struct target
*target
= get_current_target(CMD_CTX
);
4326 if ((CMD_ARGC
!= 2) && (CMD_ARGC
!= 4))
4327 return ERROR_COMMAND_SYNTAX_ERROR
;
4329 const uint32_t MAX_PROFILE_SAMPLE_NUM
= 10000;
4331 uint32_t num_of_samples
;
4332 int retval
= ERROR_OK
;
4333 bool halted_before_profiling
= target
->state
== TARGET_HALTED
;
4335 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], offset
);
4337 uint32_t *samples
= malloc(sizeof(uint32_t) * MAX_PROFILE_SAMPLE_NUM
);
4339 LOG_ERROR("No memory to store samples.");
4343 uint64_t timestart_ms
= timeval_ms();
4345 * Some cores let us sample the PC without the
4346 * annoying halt/resume step; for example, ARMv7 PCSR.
4347 * Provide a way to use that more efficient mechanism.
4349 retval
= target_profiling(target
, samples
, MAX_PROFILE_SAMPLE_NUM
,
4350 &num_of_samples
, offset
);
4351 if (retval
!= ERROR_OK
) {
4355 uint32_t duration_ms
= timeval_ms() - timestart_ms
;
4357 assert(num_of_samples
<= MAX_PROFILE_SAMPLE_NUM
);
4359 retval
= target_poll(target
);
4360 if (retval
!= ERROR_OK
) {
4365 if (target
->state
== TARGET_RUNNING
&& halted_before_profiling
) {
4366 /* The target was halted before we started and is running now. Halt it,
4367 * for consistency. */
4368 retval
= target_halt(target
);
4369 if (retval
!= ERROR_OK
) {
4373 } else if (target
->state
== TARGET_HALTED
&& !halted_before_profiling
) {
4374 /* The target was running before we started and is halted now. Resume
4375 * it, for consistency. */
4376 retval
= target_resume(target
, 1, 0, 0, 0);
4377 if (retval
!= ERROR_OK
) {
4383 retval
= target_poll(target
);
4384 if (retval
!= ERROR_OK
) {
4389 uint32_t start_address
= 0;
4390 uint32_t end_address
= 0;
4391 bool with_range
= false;
4392 if (CMD_ARGC
== 4) {
4394 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[2], start_address
);
4395 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[3], end_address
);
4398 write_gmon(samples
, num_of_samples
, CMD_ARGV
[1],
4399 with_range
, start_address
, end_address
, target
, duration_ms
);
4400 command_print(CMD
, "Wrote %s", CMD_ARGV
[1]);
4406 static int new_u64_array_element(Jim_Interp
*interp
, const char *varname
, int idx
, uint64_t val
)
4409 Jim_Obj
*obj_name
, *obj_val
;
4412 namebuf
= alloc_printf("%s(%d)", varname
, idx
);
4416 obj_name
= Jim_NewStringObj(interp
, namebuf
, -1);
4417 jim_wide wide_val
= val
;
4418 obj_val
= Jim_NewWideObj(interp
, wide_val
);
4419 if (!obj_name
|| !obj_val
) {
4424 Jim_IncrRefCount(obj_name
);
4425 Jim_IncrRefCount(obj_val
);
4426 result
= Jim_SetVariable(interp
, obj_name
, obj_val
);
4427 Jim_DecrRefCount(interp
, obj_name
);
4428 Jim_DecrRefCount(interp
, obj_val
);
4430 /* printf("%s(%d) <= 0%08x\n", varname, idx, val); */
4434 static int jim_mem2array(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4436 struct command_context
*context
;
4437 struct target
*target
;
4439 context
= current_command_context(interp
);
4442 target
= get_current_target(context
);
4444 LOG_ERROR("mem2array: no current target");
4448 return target_mem2array(interp
, target
, argc
- 1, argv
+ 1);
4451 static int target_mem2array(Jim_Interp
*interp
, struct target
*target
, int argc
, Jim_Obj
*const *argv
)
4455 /* argv[0] = name of array to receive the data
4456 * argv[1] = desired element width in bits
4457 * argv[2] = memory address
4458 * argv[3] = count of times to read
4459 * argv[4] = optional "phys"
4461 if (argc
< 4 || argc
> 5) {
4462 Jim_WrongNumArgs(interp
, 0, argv
, "varname width addr nelems [phys]");
4466 /* Arg 0: Name of the array variable */
4467 const char *varname
= Jim_GetString(argv
[0], NULL
);
4469 /* Arg 1: Bit width of one element */
4471 e
= Jim_GetLong(interp
, argv
[1], &l
);
4474 const unsigned int width_bits
= l
;
4476 if (width_bits
!= 8 &&
4480 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4481 Jim_AppendStrings(interp
, Jim_GetResult(interp
),
4482 "Invalid width param. Must be one of: 8, 16, 32 or 64.", NULL
);
4485 const unsigned int width
= width_bits
/ 8;
4487 /* Arg 2: Memory address */
4489 e
= Jim_GetWide(interp
, argv
[2], &wide_addr
);
4492 target_addr_t addr
= (target_addr_t
)wide_addr
;
4494 /* Arg 3: Number of elements to read */
4495 e
= Jim_GetLong(interp
, argv
[3], &l
);
4501 bool is_phys
= false;
4504 const char *phys
= Jim_GetString(argv
[4], &str_len
);
4505 if (!strncmp(phys
, "phys", str_len
))
4511 /* Argument checks */
4513 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4514 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "mem2array: zero width read?", NULL
);
4517 if ((addr
+ (len
* width
)) < addr
) {
4518 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4519 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "mem2array: addr + len - wraps to zero?", NULL
);
4523 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4524 Jim_AppendStrings(interp
, Jim_GetResult(interp
),
4525 "mem2array: too large read request, exceeds 64K items", NULL
);
4530 ((width
== 2) && ((addr
& 1) == 0)) ||
4531 ((width
== 4) && ((addr
& 3) == 0)) ||
4532 ((width
== 8) && ((addr
& 7) == 0))) {
4533 /* alignment correct */
4536 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4537 sprintf(buf
, "mem2array address: " TARGET_ADDR_FMT
" is not aligned for %" PRIu32
" byte reads",
4540 Jim_AppendStrings(interp
, Jim_GetResult(interp
), buf
, NULL
);
4549 const size_t buffersize
= 4096;
4550 uint8_t *buffer
= malloc(buffersize
);
4557 /* Slurp... in buffer size chunks */
4558 const unsigned int max_chunk_len
= buffersize
/ width
;
4559 const size_t chunk_len
= MIN(len
, max_chunk_len
); /* in elements.. */
4563 retval
= target_read_phys_memory(target
, addr
, width
, chunk_len
, buffer
);
4565 retval
= target_read_memory(target
, addr
, width
, chunk_len
, buffer
);
4566 if (retval
!= ERROR_OK
) {
4568 LOG_ERROR("mem2array: Read @ " TARGET_ADDR_FMT
", w=%u, cnt=%zu, failed",
4572 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4573 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "mem2array: cannot read memory", NULL
);
4577 for (size_t i
= 0; i
< chunk_len
; i
++, idx
++) {
4581 v
= target_buffer_get_u64(target
, &buffer
[i
*width
]);
4584 v
= target_buffer_get_u32(target
, &buffer
[i
*width
]);
4587 v
= target_buffer_get_u16(target
, &buffer
[i
*width
]);
4590 v
= buffer
[i
] & 0x0ff;
4593 new_u64_array_element(interp
, varname
, idx
, v
);
4596 addr
+= chunk_len
* width
;
4602 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4607 static int get_u64_array_element(Jim_Interp
*interp
, const char *varname
, size_t idx
, uint64_t *val
)
4609 char *namebuf
= alloc_printf("%s(%zu)", varname
, idx
);
4613 Jim_Obj
*obj_name
= Jim_NewStringObj(interp
, namebuf
, -1);
4619 Jim_IncrRefCount(obj_name
);
4620 Jim_Obj
*obj_val
= Jim_GetVariable(interp
, obj_name
, JIM_ERRMSG
);
4621 Jim_DecrRefCount(interp
, obj_name
);
4627 int result
= Jim_GetWide(interp
, obj_val
, &wide_val
);
4632 static int jim_array2mem(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4634 struct command_context
*context
;
4635 struct target
*target
;
4637 context
= current_command_context(interp
);
4640 target
= get_current_target(context
);
4642 LOG_ERROR("array2mem: no current target");
4646 return target_array2mem(interp
, target
, argc
-1, argv
+ 1);
4649 static int target_array2mem(Jim_Interp
*interp
, struct target
*target
,
4650 int argc
, Jim_Obj
*const *argv
)
4654 /* argv[0] = name of array from which to read the data
4655 * argv[1] = desired element width in bits
4656 * argv[2] = memory address
4657 * argv[3] = number of elements to write
4658 * argv[4] = optional "phys"
4660 if (argc
< 4 || argc
> 5) {
4661 Jim_WrongNumArgs(interp
, 0, argv
, "varname width addr nelems [phys]");
4665 /* Arg 0: Name of the array variable */
4666 const char *varname
= Jim_GetString(argv
[0], NULL
);
4668 /* Arg 1: Bit width of one element */
4670 e
= Jim_GetLong(interp
, argv
[1], &l
);
4673 const unsigned int width_bits
= l
;
4675 if (width_bits
!= 8 &&
4679 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4680 Jim_AppendStrings(interp
, Jim_GetResult(interp
),
4681 "Invalid width param. Must be one of: 8, 16, 32 or 64.", NULL
);
4684 const unsigned int width
= width_bits
/ 8;
4686 /* Arg 2: Memory address */
4688 e
= Jim_GetWide(interp
, argv
[2], &wide_addr
);
4691 target_addr_t addr
= (target_addr_t
)wide_addr
;
4693 /* Arg 3: Number of elements to write */
4694 e
= Jim_GetLong(interp
, argv
[3], &l
);
4700 bool is_phys
= false;
4703 const char *phys
= Jim_GetString(argv
[4], &str_len
);
4704 if (!strncmp(phys
, "phys", str_len
))
4710 /* Argument checks */
4712 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4713 Jim_AppendStrings(interp
, Jim_GetResult(interp
),
4714 "array2mem: zero width read?", NULL
);
4718 if ((addr
+ (len
* width
)) < addr
) {
4719 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4720 Jim_AppendStrings(interp
, Jim_GetResult(interp
),
4721 "array2mem: addr + len - wraps to zero?", NULL
);
4726 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4727 Jim_AppendStrings(interp
, Jim_GetResult(interp
),
4728 "array2mem: too large memory write request, exceeds 64K items", NULL
);
4733 ((width
== 2) && ((addr
& 1) == 0)) ||
4734 ((width
== 4) && ((addr
& 3) == 0)) ||
4735 ((width
== 8) && ((addr
& 7) == 0))) {
4736 /* alignment correct */
4739 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4740 sprintf(buf
, "array2mem address: " TARGET_ADDR_FMT
" is not aligned for %" PRIu32
" byte reads",
4743 Jim_AppendStrings(interp
, Jim_GetResult(interp
), buf
, NULL
);
4752 const size_t buffersize
= 4096;
4753 uint8_t *buffer
= malloc(buffersize
);
4761 /* Slurp... in buffer size chunks */
4762 const unsigned int max_chunk_len
= buffersize
/ width
;
4764 const size_t chunk_len
= MIN(len
, max_chunk_len
); /* in elements.. */
4766 /* Fill the buffer */
4767 for (size_t i
= 0; i
< chunk_len
; i
++, idx
++) {
4769 if (get_u64_array_element(interp
, varname
, idx
, &v
) != JIM_OK
) {
4775 target_buffer_set_u64(target
, &buffer
[i
* width
], v
);
4778 target_buffer_set_u32(target
, &buffer
[i
* width
], v
);
4781 target_buffer_set_u16(target
, &buffer
[i
* width
], v
);
4784 buffer
[i
] = v
& 0x0ff;
4790 /* Write the buffer to memory */
4793 retval
= target_write_phys_memory(target
, addr
, width
, chunk_len
, buffer
);
4795 retval
= target_write_memory(target
, addr
, width
, chunk_len
, buffer
);
4796 if (retval
!= ERROR_OK
) {
4798 LOG_ERROR("array2mem: Write @ " TARGET_ADDR_FMT
", w=%u, cnt=%zu, failed",
4802 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4803 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "array2mem: cannot read memory", NULL
);
4807 addr
+= chunk_len
* width
;
4812 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4817 /* FIX? should we propagate errors here rather than printing them
4820 void target_handle_event(struct target
*target
, enum target_event e
)
4822 struct target_event_action
*teap
;
4825 for (teap
= target
->event_action
; teap
; teap
= teap
->next
) {
4826 if (teap
->event
== e
) {
4827 LOG_DEBUG("target(%d): %s (%s) event: %d (%s) action: %s",
4828 target
->target_number
,
4829 target_name(target
),
4830 target_type_name(target
),
4832 target_event_name(e
),
4833 Jim_GetString(teap
->body
, NULL
));
4835 /* Override current target by the target an event
4836 * is issued from (lot of scripts need it).
4837 * Return back to previous override as soon
4838 * as the handler processing is done */
4839 struct command_context
*cmd_ctx
= current_command_context(teap
->interp
);
4840 struct target
*saved_target_override
= cmd_ctx
->current_target_override
;
4841 cmd_ctx
->current_target_override
= target
;
4843 retval
= Jim_EvalObj(teap
->interp
, teap
->body
);
4845 cmd_ctx
->current_target_override
= saved_target_override
;
4847 if (retval
== ERROR_COMMAND_CLOSE_CONNECTION
)
4850 if (retval
== JIM_RETURN
)
4851 retval
= teap
->interp
->returnCode
;
4853 if (retval
!= JIM_OK
) {
4854 Jim_MakeErrorMessage(teap
->interp
);
4855 LOG_USER("Error executing event %s on target %s:\n%s",
4856 target_event_name(e
),
4857 target_name(target
),
4858 Jim_GetString(Jim_GetResult(teap
->interp
), NULL
));
4859 /* clean both error code and stacktrace before return */
4860 Jim_Eval(teap
->interp
, "error \"\" \"\"");
4866 static int target_jim_get_reg(Jim_Interp
*interp
, int argc
,
4867 Jim_Obj
* const *argv
)
4872 const char *option
= Jim_GetString(argv
[1], NULL
);
4874 if (!strcmp(option
, "-force")) {
4879 Jim_SetResultFormatted(interp
, "invalid option '%s'", option
);
4885 Jim_WrongNumArgs(interp
, 1, argv
, "[-force] list");
4889 const int length
= Jim_ListLength(interp
, argv
[1]);
4891 Jim_Obj
*result_dict
= Jim_NewDictObj(interp
, NULL
, 0);
4896 struct command_context
*cmd_ctx
= current_command_context(interp
);
4897 assert(cmd_ctx
!= NULL
);
4898 const struct target
*target
= get_current_target(cmd_ctx
);
4900 for (int i
= 0; i
< length
; i
++) {
4901 Jim_Obj
*elem
= Jim_ListGetIndex(interp
, argv
[1], i
);
4906 const char *reg_name
= Jim_String(elem
);
4908 struct reg
*reg
= register_get_by_name(target
->reg_cache
, reg_name
,
4911 if (!reg
|| !reg
->exist
) {
4912 Jim_SetResultFormatted(interp
, "unknown register '%s'", reg_name
);
4917 int retval
= reg
->type
->get(reg
);
4919 if (retval
!= ERROR_OK
) {
4920 Jim_SetResultFormatted(interp
, "failed to read register '%s'",
4926 char *reg_value
= buf_to_hex_str(reg
->value
, reg
->size
);
4929 LOG_ERROR("Failed to allocate memory");
4933 char *tmp
= alloc_printf("0x%s", reg_value
);
4938 LOG_ERROR("Failed to allocate memory");
4942 Jim_DictAddElement(interp
, result_dict
, elem
,
4943 Jim_NewStringObj(interp
, tmp
, -1));
4948 Jim_SetResult(interp
, result_dict
);
4953 static int target_jim_set_reg(Jim_Interp
*interp
, int argc
,
4954 Jim_Obj
* const *argv
)
4957 Jim_WrongNumArgs(interp
, 1, argv
, "dict");
4962 Jim_Obj
**dict
= Jim_DictPairs(interp
, argv
[1], &tmp
);
4967 const unsigned int length
= tmp
;
4968 struct command_context
*cmd_ctx
= current_command_context(interp
);
4970 const struct target
*target
= get_current_target(cmd_ctx
);
4972 for (unsigned int i
= 0; i
< length
; i
+= 2) {
4973 const char *reg_name
= Jim_String(dict
[i
]);
4974 const char *reg_value
= Jim_String(dict
[i
+ 1]);
4975 struct reg
*reg
= register_get_by_name(target
->reg_cache
, reg_name
,
4978 if (!reg
|| !reg
->exist
) {
4979 Jim_SetResultFormatted(interp
, "unknown register '%s'", reg_name
);
4983 uint8_t *buf
= malloc(DIV_ROUND_UP(reg
->size
, 8));
4986 LOG_ERROR("Failed to allocate memory");
4990 str_to_buf(reg_value
, strlen(reg_value
), buf
, reg
->size
, 0);
4991 int retval
= reg
->type
->set(reg
, buf
);
4994 if (retval
!= ERROR_OK
) {
4995 Jim_SetResultFormatted(interp
, "failed to set '%s' to register '%s'",
4996 reg_value
, reg_name
);
5005 * Returns true only if the target has a handler for the specified event.
5007 bool target_has_event_action(struct target
*target
, enum target_event event
)
5009 struct target_event_action
*teap
;
5011 for (teap
= target
->event_action
; teap
; teap
= teap
->next
) {
5012 if (teap
->event
== event
)
5018 enum target_cfg_param
{
5021 TCFG_WORK_AREA_VIRT
,
5022 TCFG_WORK_AREA_PHYS
,
5023 TCFG_WORK_AREA_SIZE
,
5024 TCFG_WORK_AREA_BACKUP
,
5027 TCFG_CHAIN_POSITION
,
5032 TCFG_GDB_MAX_CONNECTIONS
,
5035 static struct jim_nvp nvp_config_opts
[] = {
5036 { .name
= "-type", .value
= TCFG_TYPE
},
5037 { .name
= "-event", .value
= TCFG_EVENT
},
5038 { .name
= "-work-area-virt", .value
= TCFG_WORK_AREA_VIRT
},
5039 { .name
= "-work-area-phys", .value
= TCFG_WORK_AREA_PHYS
},
5040 { .name
= "-work-area-size", .value
= TCFG_WORK_AREA_SIZE
},
5041 { .name
= "-work-area-backup", .value
= TCFG_WORK_AREA_BACKUP
},
5042 { .name
= "-endian", .value
= TCFG_ENDIAN
},
5043 { .name
= "-coreid", .value
= TCFG_COREID
},
5044 { .name
= "-chain-position", .value
= TCFG_CHAIN_POSITION
},
5045 { .name
= "-dbgbase", .value
= TCFG_DBGBASE
},
5046 { .name
= "-rtos", .value
= TCFG_RTOS
},
5047 { .name
= "-defer-examine", .value
= TCFG_DEFER_EXAMINE
},
5048 { .name
= "-gdb-port", .value
= TCFG_GDB_PORT
},
5049 { .name
= "-gdb-max-connections", .value
= TCFG_GDB_MAX_CONNECTIONS
},
5050 { .name
= NULL
, .value
= -1 }
5053 static int target_configure(struct jim_getopt_info
*goi
, struct target
*target
)
5060 /* parse config or cget options ... */
5061 while (goi
->argc
> 0) {
5062 Jim_SetEmptyResult(goi
->interp
);
5063 /* jim_getopt_debug(goi); */
5065 if (target
->type
->target_jim_configure
) {
5066 /* target defines a configure function */
5067 /* target gets first dibs on parameters */
5068 e
= (*(target
->type
->target_jim_configure
))(target
, goi
);
5077 /* otherwise we 'continue' below */
5079 e
= jim_getopt_nvp(goi
, nvp_config_opts
, &n
);
5081 jim_getopt_nvp_unknown(goi
, nvp_config_opts
, 0);
5087 if (goi
->isconfigure
) {
5088 Jim_SetResultFormatted(goi
->interp
,
5089 "not settable: %s", n
->name
);
5093 if (goi
->argc
!= 0) {
5094 Jim_WrongNumArgs(goi
->interp
,
5095 goi
->argc
, goi
->argv
,
5100 Jim_SetResultString(goi
->interp
,
5101 target_type_name(target
), -1);
5105 if (goi
->argc
== 0) {
5106 Jim_WrongNumArgs(goi
->interp
, goi
->argc
, goi
->argv
, "-event ?event-name? ...");
5110 e
= jim_getopt_nvp(goi
, nvp_target_event
, &n
);
5112 jim_getopt_nvp_unknown(goi
, nvp_target_event
, 1);
5116 if (goi
->isconfigure
) {
5117 if (goi
->argc
!= 1) {
5118 Jim_WrongNumArgs(goi
->interp
, goi
->argc
, goi
->argv
, "-event ?event-name? ?EVENT-BODY?");
5122 if (goi
->argc
!= 0) {
5123 Jim_WrongNumArgs(goi
->interp
, goi
->argc
, goi
->argv
, "-event ?event-name?");
5129 struct target_event_action
*teap
;
5131 teap
= target
->event_action
;
5132 /* replace existing? */
5134 if (teap
->event
== (enum target_event
)n
->value
)
5139 if (goi
->isconfigure
) {
5140 /* START_DEPRECATED_TPIU */
5141 if (n
->value
== TARGET_EVENT_TRACE_CONFIG
)
5142 LOG_INFO("DEPRECATED target event %s; use TPIU events {pre,post}-{enable,disable}", n
->name
);
5143 /* END_DEPRECATED_TPIU */
5145 bool replace
= true;
5148 teap
= calloc(1, sizeof(*teap
));
5151 teap
->event
= n
->value
;
5152 teap
->interp
= goi
->interp
;
5153 jim_getopt_obj(goi
, &o
);
5155 Jim_DecrRefCount(teap
->interp
, teap
->body
);
5156 teap
->body
= Jim_DuplicateObj(goi
->interp
, o
);
5159 * Tcl/TK - "tk events" have a nice feature.
5160 * See the "BIND" command.
5161 * We should support that here.
5162 * You can specify %X and %Y in the event code.
5163 * The idea is: %T - target name.
5164 * The idea is: %N - target number
5165 * The idea is: %E - event name.
5167 Jim_IncrRefCount(teap
->body
);
5170 /* add to head of event list */
5171 teap
->next
= target
->event_action
;
5172 target
->event_action
= teap
;
5174 Jim_SetEmptyResult(goi
->interp
);
5178 Jim_SetEmptyResult(goi
->interp
);
5180 Jim_SetResult(goi
->interp
, Jim_DuplicateObj(goi
->interp
, teap
->body
));
5186 case TCFG_WORK_AREA_VIRT
:
5187 if (goi
->isconfigure
) {
5188 target_free_all_working_areas(target
);
5189 e
= jim_getopt_wide(goi
, &w
);
5192 target
->working_area_virt
= w
;
5193 target
->working_area_virt_spec
= true;
5198 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->working_area_virt
));
5202 case TCFG_WORK_AREA_PHYS
:
5203 if (goi
->isconfigure
) {
5204 target_free_all_working_areas(target
);
5205 e
= jim_getopt_wide(goi
, &w
);
5208 target
->working_area_phys
= w
;
5209 target
->working_area_phys_spec
= true;
5214 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->working_area_phys
));
5218 case TCFG_WORK_AREA_SIZE
:
5219 if (goi
->isconfigure
) {
5220 target_free_all_working_areas(target
);
5221 e
= jim_getopt_wide(goi
, &w
);
5224 target
->working_area_size
= w
;
5229 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->working_area_size
));
5233 case TCFG_WORK_AREA_BACKUP
:
5234 if (goi
->isconfigure
) {
5235 target_free_all_working_areas(target
);
5236 e
= jim_getopt_wide(goi
, &w
);
5239 /* make this exactly 1 or 0 */
5240 target
->backup_working_area
= (!!w
);
5245 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->backup_working_area
));
5246 /* loop for more e*/
5251 if (goi
->isconfigure
) {
5252 e
= jim_getopt_nvp(goi
, nvp_target_endian
, &n
);
5254 jim_getopt_nvp_unknown(goi
, nvp_target_endian
, 1);
5257 target
->endianness
= n
->value
;
5262 n
= jim_nvp_value2name_simple(nvp_target_endian
, target
->endianness
);
5264 target
->endianness
= TARGET_LITTLE_ENDIAN
;
5265 n
= jim_nvp_value2name_simple(nvp_target_endian
, target
->endianness
);
5267 Jim_SetResultString(goi
->interp
, n
->name
, -1);
5272 if (goi
->isconfigure
) {
5273 e
= jim_getopt_wide(goi
, &w
);
5276 target
->coreid
= (int32_t)w
;
5281 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->coreid
));
5285 case TCFG_CHAIN_POSITION
:
5286 if (goi
->isconfigure
) {
5288 struct jtag_tap
*tap
;
5290 if (target
->has_dap
) {
5291 Jim_SetResultString(goi
->interp
,
5292 "target requires -dap parameter instead of -chain-position!", -1);
5296 target_free_all_working_areas(target
);
5297 e
= jim_getopt_obj(goi
, &o_t
);
5300 tap
= jtag_tap_by_jim_obj(goi
->interp
, o_t
);
5304 target
->tap_configured
= true;
5309 Jim_SetResultString(goi
->interp
, target
->tap
->dotted_name
, -1);
5310 /* loop for more e*/
5313 if (goi
->isconfigure
) {
5314 e
= jim_getopt_wide(goi
, &w
);
5317 target
->dbgbase
= (uint32_t)w
;
5318 target
->dbgbase_set
= true;
5323 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->dbgbase
));
5329 int result
= rtos_create(goi
, target
);
5330 if (result
!= JIM_OK
)
5336 case TCFG_DEFER_EXAMINE
:
5338 target
->defer_examine
= true;
5343 if (goi
->isconfigure
) {
5344 struct command_context
*cmd_ctx
= current_command_context(goi
->interp
);
5345 if (cmd_ctx
->mode
!= COMMAND_CONFIG
) {
5346 Jim_SetResultString(goi
->interp
, "-gdb-port must be configured before 'init'", -1);
5351 e
= jim_getopt_string(goi
, &s
, NULL
);
5354 free(target
->gdb_port_override
);
5355 target
->gdb_port_override
= strdup(s
);
5360 Jim_SetResultString(goi
->interp
, target
->gdb_port_override
? target
->gdb_port_override
: "undefined", -1);
5364 case TCFG_GDB_MAX_CONNECTIONS
:
5365 if (goi
->isconfigure
) {
5366 struct command_context
*cmd_ctx
= current_command_context(goi
->interp
);
5367 if (cmd_ctx
->mode
!= COMMAND_CONFIG
) {
5368 Jim_SetResultString(goi
->interp
, "-gdb-max-connections must be configured before 'init'", -1);
5372 e
= jim_getopt_wide(goi
, &w
);
5375 target
->gdb_max_connections
= (w
< 0) ? CONNECTION_LIMIT_UNLIMITED
: (int)w
;
5380 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->gdb_max_connections
));
5383 } /* while (goi->argc) */
5386 /* done - we return */
5390 static int jim_target_configure(Jim_Interp
*interp
, int argc
, Jim_Obj
* const *argv
)
5392 struct command
*c
= jim_to_command(interp
);
5393 struct jim_getopt_info goi
;
5395 jim_getopt_setup(&goi
, interp
, argc
- 1, argv
+ 1);
5396 goi
.isconfigure
= !strcmp(c
->name
, "configure");
5398 Jim_WrongNumArgs(goi
.interp
, goi
.argc
, goi
.argv
,
5399 "missing: -option ...");
5402 struct command_context
*cmd_ctx
= current_command_context(interp
);
5404 struct target
*target
= get_current_target(cmd_ctx
);
5405 return target_configure(&goi
, target
);
5408 static int jim_target_mem2array(Jim_Interp
*interp
,
5409 int argc
, Jim_Obj
*const *argv
)
5411 struct command_context
*cmd_ctx
= current_command_context(interp
);
5413 struct target
*target
= get_current_target(cmd_ctx
);
5414 return target_mem2array(interp
, target
, argc
- 1, argv
+ 1);
5417 static int jim_target_array2mem(Jim_Interp
*interp
,
5418 int argc
, Jim_Obj
*const *argv
)
5420 struct command_context
*cmd_ctx
= current_command_context(interp
);
5422 struct target
*target
= get_current_target(cmd_ctx
);
5423 return target_array2mem(interp
, target
, argc
- 1, argv
+ 1);
5426 static int jim_target_tap_disabled(Jim_Interp
*interp
)
5428 Jim_SetResultFormatted(interp
, "[TAP is disabled]");
5432 static int jim_target_examine(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5434 bool allow_defer
= false;
5436 struct jim_getopt_info goi
;
5437 jim_getopt_setup(&goi
, interp
, argc
- 1, argv
+ 1);
5439 const char *cmd_name
= Jim_GetString(argv
[0], NULL
);
5440 Jim_SetResultFormatted(goi
.interp
,
5441 "usage: %s ['allow-defer']", cmd_name
);
5445 strcmp(Jim_GetString(argv
[1], NULL
), "allow-defer") == 0) {
5448 int e
= jim_getopt_obj(&goi
, &obj
);
5454 struct command_context
*cmd_ctx
= current_command_context(interp
);
5456 struct target
*target
= get_current_target(cmd_ctx
);
5457 if (!target
->tap
->enabled
)
5458 return jim_target_tap_disabled(interp
);
5460 if (allow_defer
&& target
->defer_examine
) {
5461 LOG_INFO("Deferring arp_examine of %s", target_name(target
));
5462 LOG_INFO("Use arp_examine command to examine it manually!");
5466 int e
= target
->type
->examine(target
);
5467 if (e
!= ERROR_OK
) {
5468 target_reset_examined(target
);
5472 target_set_examined(target
);
5477 static int jim_target_was_examined(Jim_Interp
*interp
, int argc
, Jim_Obj
* const *argv
)
5479 struct command_context
*cmd_ctx
= current_command_context(interp
);
5481 struct target
*target
= get_current_target(cmd_ctx
);
5483 Jim_SetResultBool(interp
, target_was_examined(target
));
5487 static int jim_target_examine_deferred(Jim_Interp
*interp
, int argc
, Jim_Obj
* const *argv
)
5489 struct command_context
*cmd_ctx
= current_command_context(interp
);
5491 struct target
*target
= get_current_target(cmd_ctx
);
5493 Jim_SetResultBool(interp
, target
->defer_examine
);
5497 static int jim_target_halt_gdb(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5500 Jim_WrongNumArgs(interp
, 1, argv
, "[no parameters]");
5503 struct command_context
*cmd_ctx
= current_command_context(interp
);
5505 struct target
*target
= get_current_target(cmd_ctx
);
5507 if (target_call_event_callbacks(target
, TARGET_EVENT_GDB_HALT
) != ERROR_OK
)
5513 static int jim_target_poll(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5516 Jim_WrongNumArgs(interp
, 1, argv
, "[no parameters]");
5519 struct command_context
*cmd_ctx
= current_command_context(interp
);
5521 struct target
*target
= get_current_target(cmd_ctx
);
5522 if (!target
->tap
->enabled
)
5523 return jim_target_tap_disabled(interp
);
5526 if (!(target_was_examined(target
)))
5527 e
= ERROR_TARGET_NOT_EXAMINED
;
5529 e
= target
->type
->poll(target
);
5535 static int jim_target_reset(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5537 struct jim_getopt_info goi
;
5538 jim_getopt_setup(&goi
, interp
, argc
- 1, argv
+ 1);
5540 if (goi
.argc
!= 2) {
5541 Jim_WrongNumArgs(interp
, 0, argv
,
5542 "([tT]|[fF]|assert|deassert) BOOL");
5547 int e
= jim_getopt_nvp(&goi
, nvp_assert
, &n
);
5549 jim_getopt_nvp_unknown(&goi
, nvp_assert
, 1);
5552 /* the halt or not param */
5554 e
= jim_getopt_wide(&goi
, &a
);
5558 struct command_context
*cmd_ctx
= current_command_context(interp
);
5560 struct target
*target
= get_current_target(cmd_ctx
);
5561 if (!target
->tap
->enabled
)
5562 return jim_target_tap_disabled(interp
);
5564 if (!target
->type
->assert_reset
|| !target
->type
->deassert_reset
) {
5565 Jim_SetResultFormatted(interp
,
5566 "No target-specific reset for %s",
5567 target_name(target
));
5571 if (target
->defer_examine
)
5572 target_reset_examined(target
);
5574 /* determine if we should halt or not. */
5575 target
->reset_halt
= (a
!= 0);
5576 /* When this happens - all workareas are invalid. */
5577 target_free_all_working_areas_restore(target
, 0);
5580 if (n
->value
== NVP_ASSERT
)
5581 e
= target
->type
->assert_reset(target
);
5583 e
= target
->type
->deassert_reset(target
);
5584 return (e
== ERROR_OK
) ? JIM_OK
: JIM_ERR
;
5587 static int jim_target_halt(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5590 Jim_WrongNumArgs(interp
, 1, argv
, "[no parameters]");
5593 struct command_context
*cmd_ctx
= current_command_context(interp
);
5595 struct target
*target
= get_current_target(cmd_ctx
);
5596 if (!target
->tap
->enabled
)
5597 return jim_target_tap_disabled(interp
);
5598 int e
= target
->type
->halt(target
);
5599 return (e
== ERROR_OK
) ? JIM_OK
: JIM_ERR
;
5602 static int jim_target_wait_state(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5604 struct jim_getopt_info goi
;
5605 jim_getopt_setup(&goi
, interp
, argc
- 1, argv
+ 1);
5607 /* params: <name> statename timeoutmsecs */
5608 if (goi
.argc
!= 2) {
5609 const char *cmd_name
= Jim_GetString(argv
[0], NULL
);
5610 Jim_SetResultFormatted(goi
.interp
,
5611 "%s <state_name> <timeout_in_msec>", cmd_name
);
5616 int e
= jim_getopt_nvp(&goi
, nvp_target_state
, &n
);
5618 jim_getopt_nvp_unknown(&goi
, nvp_target_state
, 1);
5622 e
= jim_getopt_wide(&goi
, &a
);
5625 struct command_context
*cmd_ctx
= current_command_context(interp
);
5627 struct target
*target
= get_current_target(cmd_ctx
);
5628 if (!target
->tap
->enabled
)
5629 return jim_target_tap_disabled(interp
);
5631 e
= target_wait_state(target
, n
->value
, a
);
5632 if (e
!= ERROR_OK
) {
5633 Jim_Obj
*obj
= Jim_NewIntObj(interp
, e
);
5634 Jim_SetResultFormatted(goi
.interp
,
5635 "target: %s wait %s fails (%#s) %s",
5636 target_name(target
), n
->name
,
5637 obj
, target_strerror_safe(e
));
5642 /* List for human, Events defined for this target.
5643 * scripts/programs should use 'name cget -event NAME'
5645 COMMAND_HANDLER(handle_target_event_list
)
5647 struct target
*target
= get_current_target(CMD_CTX
);
5648 struct target_event_action
*teap
= target
->event_action
;
5650 command_print(CMD
, "Event actions for target (%d) %s\n",
5651 target
->target_number
,
5652 target_name(target
));
5653 command_print(CMD
, "%-25s | Body", "Event");
5654 command_print(CMD
, "------------------------- | "
5655 "----------------------------------------");
5657 command_print(CMD
, "%-25s | %s",
5658 target_event_name(teap
->event
),
5659 Jim_GetString(teap
->body
, NULL
));
5662 command_print(CMD
, "***END***");
5665 static int jim_target_current_state(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5668 Jim_WrongNumArgs(interp
, 1, argv
, "[no parameters]");
5671 struct command_context
*cmd_ctx
= current_command_context(interp
);
5673 struct target
*target
= get_current_target(cmd_ctx
);
5674 Jim_SetResultString(interp
, target_state_name(target
), -1);
5677 static int jim_target_invoke_event(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5679 struct jim_getopt_info goi
;
5680 jim_getopt_setup(&goi
, interp
, argc
- 1, argv
+ 1);
5681 if (goi
.argc
!= 1) {
5682 const char *cmd_name
= Jim_GetString(argv
[0], NULL
);
5683 Jim_SetResultFormatted(goi
.interp
, "%s <eventname>", cmd_name
);
5687 int e
= jim_getopt_nvp(&goi
, nvp_target_event
, &n
);
5689 jim_getopt_nvp_unknown(&goi
, nvp_target_event
, 1);
5692 struct command_context
*cmd_ctx
= current_command_context(interp
);
5694 struct target
*target
= get_current_target(cmd_ctx
);
5695 target_handle_event(target
, n
->value
);
5699 static const struct command_registration target_instance_command_handlers
[] = {
5701 .name
= "configure",
5702 .mode
= COMMAND_ANY
,
5703 .jim_handler
= jim_target_configure
,
5704 .help
= "configure a new target for use",
5705 .usage
= "[target_attribute ...]",
5709 .mode
= COMMAND_ANY
,
5710 .jim_handler
= jim_target_configure
,
5711 .help
= "returns the specified target attribute",
5712 .usage
= "target_attribute",
5716 .handler
= handle_mw_command
,
5717 .mode
= COMMAND_EXEC
,
5718 .help
= "Write 64-bit word(s) to target memory",
5719 .usage
= "address data [count]",
5723 .handler
= handle_mw_command
,
5724 .mode
= COMMAND_EXEC
,
5725 .help
= "Write 32-bit word(s) to target memory",
5726 .usage
= "address data [count]",
5730 .handler
= handle_mw_command
,
5731 .mode
= COMMAND_EXEC
,
5732 .help
= "Write 16-bit half-word(s) to target memory",
5733 .usage
= "address data [count]",
5737 .handler
= handle_mw_command
,
5738 .mode
= COMMAND_EXEC
,
5739 .help
= "Write byte(s) to target memory",
5740 .usage
= "address data [count]",
5744 .handler
= handle_md_command
,
5745 .mode
= COMMAND_EXEC
,
5746 .help
= "Display target memory as 64-bit words",
5747 .usage
= "address [count]",
5751 .handler
= handle_md_command
,
5752 .mode
= COMMAND_EXEC
,
5753 .help
= "Display target memory as 32-bit words",
5754 .usage
= "address [count]",
5758 .handler
= handle_md_command
,
5759 .mode
= COMMAND_EXEC
,
5760 .help
= "Display target memory as 16-bit half-words",
5761 .usage
= "address [count]",
5765 .handler
= handle_md_command
,
5766 .mode
= COMMAND_EXEC
,
5767 .help
= "Display target memory as 8-bit bytes",
5768 .usage
= "address [count]",
5771 .name
= "array2mem",
5772 .mode
= COMMAND_EXEC
,
5773 .jim_handler
= jim_target_array2mem
,
5774 .help
= "Writes Tcl array of 8/16/32 bit numbers "
5776 .usage
= "arrayname bitwidth address count",
5779 .name
= "mem2array",
5780 .mode
= COMMAND_EXEC
,
5781 .jim_handler
= jim_target_mem2array
,
5782 .help
= "Loads Tcl array of 8/16/32 bit numbers "
5783 "from target memory",
5784 .usage
= "arrayname bitwidth address count",
5788 .mode
= COMMAND_EXEC
,
5789 .jim_handler
= target_jim_get_reg
,
5790 .help
= "Get register values from the target",
5795 .mode
= COMMAND_EXEC
,
5796 .jim_handler
= target_jim_set_reg
,
5797 .help
= "Set target register values",
5801 .name
= "eventlist",
5802 .handler
= handle_target_event_list
,
5803 .mode
= COMMAND_EXEC
,
5804 .help
= "displays a table of events defined for this target",
5809 .mode
= COMMAND_EXEC
,
5810 .jim_handler
= jim_target_current_state
,
5811 .help
= "displays the current state of this target",
5814 .name
= "arp_examine",
5815 .mode
= COMMAND_EXEC
,
5816 .jim_handler
= jim_target_examine
,
5817 .help
= "used internally for reset processing",
5818 .usage
= "['allow-defer']",
5821 .name
= "was_examined",
5822 .mode
= COMMAND_EXEC
,
5823 .jim_handler
= jim_target_was_examined
,
5824 .help
= "used internally for reset processing",
5827 .name
= "examine_deferred",
5828 .mode
= COMMAND_EXEC
,
5829 .jim_handler
= jim_target_examine_deferred
,
5830 .help
= "used internally for reset processing",
5833 .name
= "arp_halt_gdb",
5834 .mode
= COMMAND_EXEC
,
5835 .jim_handler
= jim_target_halt_gdb
,
5836 .help
= "used internally for reset processing to halt GDB",
5840 .mode
= COMMAND_EXEC
,
5841 .jim_handler
= jim_target_poll
,
5842 .help
= "used internally for reset processing",
5845 .name
= "arp_reset",
5846 .mode
= COMMAND_EXEC
,
5847 .jim_handler
= jim_target_reset
,
5848 .help
= "used internally for reset processing",
5852 .mode
= COMMAND_EXEC
,
5853 .jim_handler
= jim_target_halt
,
5854 .help
= "used internally for reset processing",
5857 .name
= "arp_waitstate",
5858 .mode
= COMMAND_EXEC
,
5859 .jim_handler
= jim_target_wait_state
,
5860 .help
= "used internally for reset processing",
5863 .name
= "invoke-event",
5864 .mode
= COMMAND_EXEC
,
5865 .jim_handler
= jim_target_invoke_event
,
5866 .help
= "invoke handler for specified event",
5867 .usage
= "event_name",
5869 COMMAND_REGISTRATION_DONE
5872 static int target_create(struct jim_getopt_info
*goi
)
5879 struct target
*target
;
5880 struct command_context
*cmd_ctx
;
5882 cmd_ctx
= current_command_context(goi
->interp
);
5885 if (goi
->argc
< 3) {
5886 Jim_WrongNumArgs(goi
->interp
, 1, goi
->argv
, "?name? ?type? ..options...");
5891 jim_getopt_obj(goi
, &new_cmd
);
5892 /* does this command exist? */
5893 cmd
= Jim_GetCommand(goi
->interp
, new_cmd
, JIM_NONE
);
5895 cp
= Jim_GetString(new_cmd
, NULL
);
5896 Jim_SetResultFormatted(goi
->interp
, "Command/target: %s Exists", cp
);
5901 e
= jim_getopt_string(goi
, &cp
, NULL
);
5904 struct transport
*tr
= get_current_transport();
5905 if (tr
->override_target
) {
5906 e
= tr
->override_target(&cp
);
5907 if (e
!= ERROR_OK
) {
5908 LOG_ERROR("The selected transport doesn't support this target");
5911 LOG_INFO("The selected transport took over low-level target control. The results might differ compared to plain JTAG/SWD");
5913 /* now does target type exist */
5914 for (x
= 0 ; target_types
[x
] ; x
++) {
5915 if (strcmp(cp
, target_types
[x
]->name
) == 0) {
5920 if (!target_types
[x
]) {
5921 Jim_SetResultFormatted(goi
->interp
, "Unknown target type %s, try one of ", cp
);
5922 for (x
= 0 ; target_types
[x
] ; x
++) {
5923 if (target_types
[x
+ 1]) {
5924 Jim_AppendStrings(goi
->interp
,
5925 Jim_GetResult(goi
->interp
),
5926 target_types
[x
]->name
,
5929 Jim_AppendStrings(goi
->interp
,
5930 Jim_GetResult(goi
->interp
),
5932 target_types
[x
]->name
, NULL
);
5939 target
= calloc(1, sizeof(struct target
));
5941 LOG_ERROR("Out of memory");
5945 /* set empty smp cluster */
5946 target
->smp_targets
= &empty_smp_targets
;
5948 /* set target number */
5949 target
->target_number
= new_target_number();
5951 /* allocate memory for each unique target type */
5952 target
->type
= malloc(sizeof(struct target_type
));
5953 if (!target
->type
) {
5954 LOG_ERROR("Out of memory");
5959 memcpy(target
->type
, target_types
[x
], sizeof(struct target_type
));
5961 /* default to first core, override with -coreid */
5964 target
->working_area
= 0x0;
5965 target
->working_area_size
= 0x0;
5966 target
->working_areas
= NULL
;
5967 target
->backup_working_area
= 0;
5969 target
->state
= TARGET_UNKNOWN
;
5970 target
->debug_reason
= DBG_REASON_UNDEFINED
;
5971 target
->reg_cache
= NULL
;
5972 target
->breakpoints
= NULL
;
5973 target
->watchpoints
= NULL
;
5974 target
->next
= NULL
;
5975 target
->arch_info
= NULL
;
5977 target
->verbose_halt_msg
= true;
5979 target
->halt_issued
= false;
5981 /* initialize trace information */
5982 target
->trace_info
= calloc(1, sizeof(struct trace
));
5983 if (!target
->trace_info
) {
5984 LOG_ERROR("Out of memory");
5990 target
->dbgmsg
= NULL
;
5991 target
->dbg_msg_enabled
= 0;
5993 target
->endianness
= TARGET_ENDIAN_UNKNOWN
;
5995 target
->rtos
= NULL
;
5996 target
->rtos_auto_detect
= false;
5998 target
->gdb_port_override
= NULL
;
5999 target
->gdb_max_connections
= 1;
6001 /* Do the rest as "configure" options */
6002 goi
->isconfigure
= 1;
6003 e
= target_configure(goi
, target
);
6006 if (target
->has_dap
) {
6007 if (!target
->dap_configured
) {
6008 Jim_SetResultString(goi
->interp
, "-dap ?name? required when creating target", -1);
6012 if (!target
->tap_configured
) {
6013 Jim_SetResultString(goi
->interp
, "-chain-position ?name? required when creating target", -1);
6017 /* tap must be set after target was configured */
6023 rtos_destroy(target
);
6024 free(target
->gdb_port_override
);
6025 free(target
->trace_info
);
6031 if (target
->endianness
== TARGET_ENDIAN_UNKNOWN
) {
6032 /* default endian to little if not specified */
6033 target
->endianness
= TARGET_LITTLE_ENDIAN
;
6036 cp
= Jim_GetString(new_cmd
, NULL
);
6037 target
->cmd_name
= strdup(cp
);
6038 if (!target
->cmd_name
) {
6039 LOG_ERROR("Out of memory");
6040 rtos_destroy(target
);
6041 free(target
->gdb_port_override
);
6042 free(target
->trace_info
);
6048 if (target
->type
->target_create
) {
6049 e
= (*(target
->type
->target_create
))(target
, goi
->interp
);
6050 if (e
!= ERROR_OK
) {
6051 LOG_DEBUG("target_create failed");
6052 free(target
->cmd_name
);
6053 rtos_destroy(target
);
6054 free(target
->gdb_port_override
);
6055 free(target
->trace_info
);
6062 /* create the target specific commands */
6063 if (target
->type
->commands
) {
6064 e
= register_commands(cmd_ctx
, NULL
, target
->type
->commands
);
6066 LOG_ERROR("unable to register '%s' commands", cp
);
6069 /* now - create the new target name command */
6070 const struct command_registration target_subcommands
[] = {
6072 .chain
= target_instance_command_handlers
,
6075 .chain
= target
->type
->commands
,
6077 COMMAND_REGISTRATION_DONE
6079 const struct command_registration target_commands
[] = {
6082 .mode
= COMMAND_ANY
,
6083 .help
= "target command group",
6085 .chain
= target_subcommands
,
6087 COMMAND_REGISTRATION_DONE
6089 e
= register_commands_override_target(cmd_ctx
, NULL
, target_commands
, target
);
6090 if (e
!= ERROR_OK
) {
6091 if (target
->type
->deinit_target
)
6092 target
->type
->deinit_target(target
);
6093 free(target
->cmd_name
);
6094 rtos_destroy(target
);
6095 free(target
->gdb_port_override
);
6096 free(target
->trace_info
);
6102 /* append to end of list */
6103 append_to_list_all_targets(target
);
6105 cmd_ctx
->current_target
= target
;
6109 static int jim_target_current(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
6112 Jim_WrongNumArgs(interp
, 1, argv
, "Too many parameters");
6115 struct command_context
*cmd_ctx
= current_command_context(interp
);
6118 struct target
*target
= get_current_target_or_null(cmd_ctx
);
6120 Jim_SetResultString(interp
, target_name(target
), -1);
6124 static int jim_target_types(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
6127 Jim_WrongNumArgs(interp
, 1, argv
, "Too many parameters");
6130 Jim_SetResult(interp
, Jim_NewListObj(interp
, NULL
, 0));
6131 for (unsigned x
= 0; target_types
[x
]; x
++) {
6132 Jim_ListAppendElement(interp
, Jim_GetResult(interp
),
6133 Jim_NewStringObj(interp
, target_types
[x
]->name
, -1));
6138 static int jim_target_names(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
6141 Jim_WrongNumArgs(interp
, 1, argv
, "Too many parameters");
6144 Jim_SetResult(interp
, Jim_NewListObj(interp
, NULL
, 0));
6145 struct target
*target
= all_targets
;
6147 Jim_ListAppendElement(interp
, Jim_GetResult(interp
),
6148 Jim_NewStringObj(interp
, target_name(target
), -1));
6149 target
= target
->next
;
6154 static int jim_target_smp(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
6157 const char *targetname
;
6159 struct target
*target
= NULL
;
6160 struct target_list
*head
, *new;
6163 LOG_DEBUG("%d", argc
);
6164 /* argv[1] = target to associate in smp
6165 * argv[2] = target to associate in smp
6169 struct list_head
*lh
= malloc(sizeof(*lh
));
6171 LOG_ERROR("Out of memory");
6176 for (i
= 1; i
< argc
; i
++) {
6178 targetname
= Jim_GetString(argv
[i
], &len
);
6179 target
= get_target(targetname
);
6180 LOG_DEBUG("%s ", targetname
);
6182 new = malloc(sizeof(struct target_list
));
6183 new->target
= target
;
6184 list_add_tail(&new->lh
, lh
);
6187 /* now parse the list of cpu and put the target in smp mode*/
6188 foreach_smp_target(head
, lh
) {
6189 target
= head
->target
;
6191 target
->smp_targets
= lh
;
6194 if (target
&& target
->rtos
)
6195 retval
= rtos_smp_init(head
->target
);
6201 static int jim_target_create(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
6203 struct jim_getopt_info goi
;
6204 jim_getopt_setup(&goi
, interp
, argc
- 1, argv
+ 1);
6206 Jim_WrongNumArgs(goi
.interp
, goi
.argc
, goi
.argv
,
6207 "<name> <target_type> [<target_options> ...]");
6210 return target_create(&goi
);
6213 static const struct command_registration target_subcommand_handlers
[] = {
6216 .mode
= COMMAND_CONFIG
,
6217 .handler
= handle_target_init_command
,
6218 .help
= "initialize targets",
6223 .mode
= COMMAND_CONFIG
,
6224 .jim_handler
= jim_target_create
,
6225 .usage
= "name type '-chain-position' name [options ...]",
6226 .help
= "Creates and selects a new target",
6230 .mode
= COMMAND_ANY
,
6231 .jim_handler
= jim_target_current
,
6232 .help
= "Returns the currently selected target",
6236 .mode
= COMMAND_ANY
,
6237 .jim_handler
= jim_target_types
,
6238 .help
= "Returns the available target types as "
6239 "a list of strings",
6243 .mode
= COMMAND_ANY
,
6244 .jim_handler
= jim_target_names
,
6245 .help
= "Returns the names of all targets as a list of strings",
6249 .mode
= COMMAND_ANY
,
6250 .jim_handler
= jim_target_smp
,
6251 .usage
= "targetname1 targetname2 ...",
6252 .help
= "gather several target in a smp list"
6255 COMMAND_REGISTRATION_DONE
6259 target_addr_t address
;
6265 static int fastload_num
;
6266 static struct fast_load
*fastload
;
6268 static void free_fastload(void)
6271 for (int i
= 0; i
< fastload_num
; i
++)
6272 free(fastload
[i
].data
);
6278 COMMAND_HANDLER(handle_fast_load_image_command
)
6282 uint32_t image_size
;
6283 target_addr_t min_address
= 0;
6284 target_addr_t max_address
= -1;
6288 int retval
= CALL_COMMAND_HANDLER(parse_load_image_command
,
6289 &image
, &min_address
, &max_address
);
6290 if (retval
!= ERROR_OK
)
6293 struct duration bench
;
6294 duration_start(&bench
);
6296 retval
= image_open(&image
, CMD_ARGV
[0], (CMD_ARGC
>= 3) ? CMD_ARGV
[2] : NULL
);
6297 if (retval
!= ERROR_OK
)
6302 fastload_num
= image
.num_sections
;
6303 fastload
= malloc(sizeof(struct fast_load
)*image
.num_sections
);
6305 command_print(CMD
, "out of memory");
6306 image_close(&image
);
6309 memset(fastload
, 0, sizeof(struct fast_load
)*image
.num_sections
);
6310 for (unsigned int i
= 0; i
< image
.num_sections
; i
++) {
6311 buffer
= malloc(image
.sections
[i
].size
);
6313 command_print(CMD
, "error allocating buffer for section (%d bytes)",
6314 (int)(image
.sections
[i
].size
));
6315 retval
= ERROR_FAIL
;
6319 retval
= image_read_section(&image
, i
, 0x0, image
.sections
[i
].size
, buffer
, &buf_cnt
);
6320 if (retval
!= ERROR_OK
) {
6325 uint32_t offset
= 0;
6326 uint32_t length
= buf_cnt
;
6328 /* DANGER!!! beware of unsigned comparison here!!! */
6330 if ((image
.sections
[i
].base_address
+ buf_cnt
>= min_address
) &&
6331 (image
.sections
[i
].base_address
< max_address
)) {
6332 if (image
.sections
[i
].base_address
< min_address
) {
6333 /* clip addresses below */
6334 offset
+= min_address
-image
.sections
[i
].base_address
;
6338 if (image
.sections
[i
].base_address
+ buf_cnt
> max_address
)
6339 length
-= (image
.sections
[i
].base_address
+ buf_cnt
)-max_address
;
6341 fastload
[i
].address
= image
.sections
[i
].base_address
+ offset
;
6342 fastload
[i
].data
= malloc(length
);
6343 if (!fastload
[i
].data
) {
6345 command_print(CMD
, "error allocating buffer for section (%" PRIu32
" bytes)",
6347 retval
= ERROR_FAIL
;
6350 memcpy(fastload
[i
].data
, buffer
+ offset
, length
);
6351 fastload
[i
].length
= length
;
6353 image_size
+= length
;
6354 command_print(CMD
, "%u bytes written at address 0x%8.8x",
6355 (unsigned int)length
,
6356 ((unsigned int)(image
.sections
[i
].base_address
+ offset
)));
6362 if ((retval
== ERROR_OK
) && (duration_measure(&bench
) == ERROR_OK
)) {
6363 command_print(CMD
, "Loaded %" PRIu32
" bytes "
6364 "in %fs (%0.3f KiB/s)", image_size
,
6365 duration_elapsed(&bench
), duration_kbps(&bench
, image_size
));
6368 "WARNING: image has not been loaded to target!"
6369 "You can issue a 'fast_load' to finish loading.");
6372 image_close(&image
);
6374 if (retval
!= ERROR_OK
)
6380 COMMAND_HANDLER(handle_fast_load_command
)
6383 return ERROR_COMMAND_SYNTAX_ERROR
;
6385 LOG_ERROR("No image in memory");
6389 int64_t ms
= timeval_ms();
6391 int retval
= ERROR_OK
;
6392 for (i
= 0; i
< fastload_num
; i
++) {
6393 struct target
*target
= get_current_target(CMD_CTX
);
6394 command_print(CMD
, "Write to 0x%08x, length 0x%08x",
6395 (unsigned int)(fastload
[i
].address
),
6396 (unsigned int)(fastload
[i
].length
));
6397 retval
= target_write_buffer(target
, fastload
[i
].address
, fastload
[i
].length
, fastload
[i
].data
);
6398 if (retval
!= ERROR_OK
)
6400 size
+= fastload
[i
].length
;
6402 if (retval
== ERROR_OK
) {
6403 int64_t after
= timeval_ms();
6404 command_print(CMD
, "Loaded image %f kBytes/s", (float)(size
/1024.0)/((float)(after
-ms
)/1000.0));
6409 static const struct command_registration target_command_handlers
[] = {
6412 .handler
= handle_targets_command
,
6413 .mode
= COMMAND_ANY
,
6414 .help
= "change current default target (one parameter) "
6415 "or prints table of all targets (no parameters)",
6416 .usage
= "[target]",
6420 .mode
= COMMAND_CONFIG
,
6421 .help
= "configure target",
6422 .chain
= target_subcommand_handlers
,
6425 COMMAND_REGISTRATION_DONE
6428 int target_register_commands(struct command_context
*cmd_ctx
)
6430 return register_commands(cmd_ctx
, NULL
, target_command_handlers
);
6433 static bool target_reset_nag
= true;
6435 bool get_target_reset_nag(void)
6437 return target_reset_nag
;
6440 COMMAND_HANDLER(handle_target_reset_nag
)
6442 return CALL_COMMAND_HANDLER(handle_command_parse_bool
,
6443 &target_reset_nag
, "Nag after each reset about options to improve "
6447 COMMAND_HANDLER(handle_ps_command
)
6449 struct target
*target
= get_current_target(CMD_CTX
);
6451 if (target
->state
!= TARGET_HALTED
) {
6452 LOG_INFO("target not halted !!");
6456 if ((target
->rtos
) && (target
->rtos
->type
)
6457 && (target
->rtos
->type
->ps_command
)) {
6458 display
= target
->rtos
->type
->ps_command(target
);
6459 command_print(CMD
, "%s", display
);
6464 return ERROR_TARGET_FAILURE
;
6468 static void binprint(struct command_invocation
*cmd
, const char *text
, const uint8_t *buf
, int size
)
6471 command_print_sameline(cmd
, "%s", text
);
6472 for (int i
= 0; i
< size
; i
++)
6473 command_print_sameline(cmd
, " %02x", buf
[i
]);
6474 command_print(cmd
, " ");
6477 COMMAND_HANDLER(handle_test_mem_access_command
)
6479 struct target
*target
= get_current_target(CMD_CTX
);
6481 int retval
= ERROR_OK
;
6483 if (target
->state
!= TARGET_HALTED
) {
6484 LOG_INFO("target not halted !!");
6489 return ERROR_COMMAND_SYNTAX_ERROR
;
6491 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], test_size
);
6494 size_t num_bytes
= test_size
+ 4;
6496 struct working_area
*wa
= NULL
;
6497 retval
= target_alloc_working_area(target
, num_bytes
, &wa
);
6498 if (retval
!= ERROR_OK
) {
6499 LOG_ERROR("Not enough working area");
6503 uint8_t *test_pattern
= malloc(num_bytes
);
6505 for (size_t i
= 0; i
< num_bytes
; i
++)
6506 test_pattern
[i
] = rand();
6508 retval
= target_write_memory(target
, wa
->address
, 1, num_bytes
, test_pattern
);
6509 if (retval
!= ERROR_OK
) {
6510 LOG_ERROR("Test pattern write failed");
6514 for (int host_offset
= 0; host_offset
<= 1; host_offset
++) {
6515 for (int size
= 1; size
<= 4; size
*= 2) {
6516 for (int offset
= 0; offset
< 4; offset
++) {
6517 uint32_t count
= test_size
/ size
;
6518 size_t host_bufsiz
= (count
+ 2) * size
+ host_offset
;
6519 uint8_t *read_ref
= malloc(host_bufsiz
);
6520 uint8_t *read_buf
= malloc(host_bufsiz
);
6522 for (size_t i
= 0; i
< host_bufsiz
; i
++) {
6523 read_ref
[i
] = rand();
6524 read_buf
[i
] = read_ref
[i
];
6526 command_print_sameline(CMD
,
6527 "Test read %" PRIu32
" x %d @ %d to %saligned buffer: ", count
,
6528 size
, offset
, host_offset
? "un" : "");
6530 struct duration bench
;
6531 duration_start(&bench
);
6533 retval
= target_read_memory(target
, wa
->address
+ offset
, size
, count
,
6534 read_buf
+ size
+ host_offset
);
6536 duration_measure(&bench
);
6538 if (retval
== ERROR_TARGET_UNALIGNED_ACCESS
) {
6539 command_print(CMD
, "Unsupported alignment");
6541 } else if (retval
!= ERROR_OK
) {
6542 command_print(CMD
, "Memory read failed");
6546 /* replay on host */
6547 memcpy(read_ref
+ size
+ host_offset
, test_pattern
+ offset
, count
* size
);
6550 int result
= memcmp(read_ref
, read_buf
, host_bufsiz
);
6552 command_print(CMD
, "Pass in %fs (%0.3f KiB/s)",
6553 duration_elapsed(&bench
),
6554 duration_kbps(&bench
, count
* size
));
6556 command_print(CMD
, "Compare failed");
6557 binprint(CMD
, "ref:", read_ref
, host_bufsiz
);
6558 binprint(CMD
, "buf:", read_buf
, host_bufsiz
);
6570 target_free_working_area(target
, wa
);
6573 num_bytes
= test_size
+ 4 + 4 + 4;
6575 retval
= target_alloc_working_area(target
, num_bytes
, &wa
);
6576 if (retval
!= ERROR_OK
) {
6577 LOG_ERROR("Not enough working area");
6581 test_pattern
= malloc(num_bytes
);
6583 for (size_t i
= 0; i
< num_bytes
; i
++)
6584 test_pattern
[i
] = rand();
6586 for (int host_offset
= 0; host_offset
<= 1; host_offset
++) {
6587 for (int size
= 1; size
<= 4; size
*= 2) {
6588 for (int offset
= 0; offset
< 4; offset
++) {
6589 uint32_t count
= test_size
/ size
;
6590 size_t host_bufsiz
= count
* size
+ host_offset
;
6591 uint8_t *read_ref
= malloc(num_bytes
);
6592 uint8_t *read_buf
= malloc(num_bytes
);
6593 uint8_t *write_buf
= malloc(host_bufsiz
);
6595 for (size_t i
= 0; i
< host_bufsiz
; i
++)
6596 write_buf
[i
] = rand();
6597 command_print_sameline(CMD
,
6598 "Test write %" PRIu32
" x %d @ %d from %saligned buffer: ", count
,
6599 size
, offset
, host_offset
? "un" : "");
6601 retval
= target_write_memory(target
, wa
->address
, 1, num_bytes
, test_pattern
);
6602 if (retval
!= ERROR_OK
) {
6603 command_print(CMD
, "Test pattern write failed");
6607 /* replay on host */
6608 memcpy(read_ref
, test_pattern
, num_bytes
);
6609 memcpy(read_ref
+ size
+ offset
, write_buf
+ host_offset
, count
* size
);
6611 struct duration bench
;
6612 duration_start(&bench
);
6614 retval
= target_write_memory(target
, wa
->address
+ size
+ offset
, size
, count
,
6615 write_buf
+ host_offset
);
6617 duration_measure(&bench
);
6619 if (retval
== ERROR_TARGET_UNALIGNED_ACCESS
) {
6620 command_print(CMD
, "Unsupported alignment");
6622 } else if (retval
!= ERROR_OK
) {
6623 command_print(CMD
, "Memory write failed");
6628 retval
= target_read_memory(target
, wa
->address
, 1, num_bytes
, read_buf
);
6629 if (retval
!= ERROR_OK
) {
6630 command_print(CMD
, "Test pattern write failed");
6635 int result
= memcmp(read_ref
, read_buf
, num_bytes
);
6637 command_print(CMD
, "Pass in %fs (%0.3f KiB/s)",
6638 duration_elapsed(&bench
),
6639 duration_kbps(&bench
, count
* size
));
6641 command_print(CMD
, "Compare failed");
6642 binprint(CMD
, "ref:", read_ref
, num_bytes
);
6643 binprint(CMD
, "buf:", read_buf
, num_bytes
);
6654 target_free_working_area(target
, wa
);
6658 static const struct command_registration target_exec_command_handlers
[] = {
6660 .name
= "fast_load_image",
6661 .handler
= handle_fast_load_image_command
,
6662 .mode
= COMMAND_ANY
,
6663 .help
= "Load image into server memory for later use by "
6664 "fast_load; primarily for profiling",
6665 .usage
= "filename address ['bin'|'ihex'|'elf'|'s19'] "
6666 "[min_address [max_length]]",
6669 .name
= "fast_load",
6670 .handler
= handle_fast_load_command
,
6671 .mode
= COMMAND_EXEC
,
6672 .help
= "loads active fast load image to current target "
6673 "- mainly for profiling purposes",
6678 .handler
= handle_profile_command
,
6679 .mode
= COMMAND_EXEC
,
6680 .usage
= "seconds filename [start end]",
6681 .help
= "profiling samples the CPU PC",
6683 /** @todo don't register virt2phys() unless target supports it */
6685 .name
= "virt2phys",
6686 .handler
= handle_virt2phys_command
,
6687 .mode
= COMMAND_ANY
,
6688 .help
= "translate a virtual address into a physical address",
6689 .usage
= "virtual_address",
6693 .handler
= handle_reg_command
,
6694 .mode
= COMMAND_EXEC
,
6695 .help
= "display (reread from target with \"force\") or set a register; "
6696 "with no arguments, displays all registers and their values",
6697 .usage
= "[(register_number|register_name) [(value|'force')]]",
6701 .handler
= handle_poll_command
,
6702 .mode
= COMMAND_EXEC
,
6703 .help
= "poll target state; or reconfigure background polling",
6704 .usage
= "['on'|'off']",
6707 .name
= "wait_halt",
6708 .handler
= handle_wait_halt_command
,
6709 .mode
= COMMAND_EXEC
,
6710 .help
= "wait up to the specified number of milliseconds "
6711 "(default 5000) for a previously requested halt",
6712 .usage
= "[milliseconds]",
6716 .handler
= handle_halt_command
,
6717 .mode
= COMMAND_EXEC
,
6718 .help
= "request target to halt, then wait up to the specified "
6719 "number of milliseconds (default 5000) for it to complete",
6720 .usage
= "[milliseconds]",
6724 .handler
= handle_resume_command
,
6725 .mode
= COMMAND_EXEC
,
6726 .help
= "resume target execution from current PC or address",
6727 .usage
= "[address]",
6731 .handler
= handle_reset_command
,
6732 .mode
= COMMAND_EXEC
,
6733 .usage
= "[run|halt|init]",
6734 .help
= "Reset all targets into the specified mode. "
6735 "Default reset mode is run, if not given.",
6738 .name
= "soft_reset_halt",
6739 .handler
= handle_soft_reset_halt_command
,
6740 .mode
= COMMAND_EXEC
,
6742 .help
= "halt the target and do a soft reset",
6746 .handler
= handle_step_command
,
6747 .mode
= COMMAND_EXEC
,
6748 .help
= "step one instruction from current PC or address",
6749 .usage
= "[address]",
6753 .handler
= handle_md_command
,
6754 .mode
= COMMAND_EXEC
,
6755 .help
= "display memory double-words",
6756 .usage
= "['phys'] address [count]",
6760 .handler
= handle_md_command
,
6761 .mode
= COMMAND_EXEC
,
6762 .help
= "display memory words",
6763 .usage
= "['phys'] address [count]",
6767 .handler
= handle_md_command
,
6768 .mode
= COMMAND_EXEC
,
6769 .help
= "display memory half-words",
6770 .usage
= "['phys'] address [count]",
6774 .handler
= handle_md_command
,
6775 .mode
= COMMAND_EXEC
,
6776 .help
= "display memory bytes",
6777 .usage
= "['phys'] address [count]",
6781 .handler
= handle_mw_command
,
6782 .mode
= COMMAND_EXEC
,
6783 .help
= "write memory double-word",
6784 .usage
= "['phys'] address value [count]",
6788 .handler
= handle_mw_command
,
6789 .mode
= COMMAND_EXEC
,
6790 .help
= "write memory word",
6791 .usage
= "['phys'] address value [count]",
6795 .handler
= handle_mw_command
,
6796 .mode
= COMMAND_EXEC
,
6797 .help
= "write memory half-word",
6798 .usage
= "['phys'] address value [count]",
6802 .handler
= handle_mw_command
,
6803 .mode
= COMMAND_EXEC
,
6804 .help
= "write memory byte",
6805 .usage
= "['phys'] address value [count]",
6809 .handler
= handle_bp_command
,
6810 .mode
= COMMAND_EXEC
,
6811 .help
= "list or set hardware or software breakpoint",
6812 .usage
= "[<address> [<asid>] <length> ['hw'|'hw_ctx']]",
6816 .handler
= handle_rbp_command
,
6817 .mode
= COMMAND_EXEC
,
6818 .help
= "remove breakpoint",
6819 .usage
= "'all' | address",
6823 .handler
= handle_wp_command
,
6824 .mode
= COMMAND_EXEC
,
6825 .help
= "list (no params) or create watchpoints",
6826 .usage
= "[address length [('r'|'w'|'a') value [mask]]]",
6830 .handler
= handle_rwp_command
,
6831 .mode
= COMMAND_EXEC
,
6832 .help
= "remove watchpoint",
6836 .name
= "load_image",
6837 .handler
= handle_load_image_command
,
6838 .mode
= COMMAND_EXEC
,
6839 .usage
= "filename address ['bin'|'ihex'|'elf'|'s19'] "
6840 "[min_address] [max_length]",
6843 .name
= "dump_image",
6844 .handler
= handle_dump_image_command
,
6845 .mode
= COMMAND_EXEC
,
6846 .usage
= "filename address size",
6849 .name
= "verify_image_checksum",
6850 .handler
= handle_verify_image_checksum_command
,
6851 .mode
= COMMAND_EXEC
,
6852 .usage
= "filename [offset [type]]",
6855 .name
= "verify_image",
6856 .handler
= handle_verify_image_command
,
6857 .mode
= COMMAND_EXEC
,
6858 .usage
= "filename [offset [type]]",
6861 .name
= "test_image",
6862 .handler
= handle_test_image_command
,
6863 .mode
= COMMAND_EXEC
,
6864 .usage
= "filename [offset [type]]",
6867 .name
= "mem2array",
6868 .mode
= COMMAND_EXEC
,
6869 .jim_handler
= jim_mem2array
,
6870 .help
= "read 8/16/32 bit memory and return as a TCL array "
6871 "for script processing",
6872 .usage
= "arrayname bitwidth address count",
6875 .name
= "array2mem",
6876 .mode
= COMMAND_EXEC
,
6877 .jim_handler
= jim_array2mem
,
6878 .help
= "convert a TCL array to memory locations "
6879 "and write the 8/16/32 bit values",
6880 .usage
= "arrayname bitwidth address count",
6884 .mode
= COMMAND_EXEC
,
6885 .jim_handler
= target_jim_get_reg
,
6886 .help
= "Get register values from the target",
6891 .mode
= COMMAND_EXEC
,
6892 .jim_handler
= target_jim_set_reg
,
6893 .help
= "Set target register values",
6897 .name
= "reset_nag",
6898 .handler
= handle_target_reset_nag
,
6899 .mode
= COMMAND_ANY
,
6900 .help
= "Nag after each reset about options that could have been "
6901 "enabled to improve performance.",
6902 .usage
= "['enable'|'disable']",
6906 .handler
= handle_ps_command
,
6907 .mode
= COMMAND_EXEC
,
6908 .help
= "list all tasks",
6912 .name
= "test_mem_access",
6913 .handler
= handle_test_mem_access_command
,
6914 .mode
= COMMAND_EXEC
,
6915 .help
= "Test the target's memory access functions",
6919 COMMAND_REGISTRATION_DONE
6921 static int target_register_user_commands(struct command_context
*cmd_ctx
)
6923 int retval
= ERROR_OK
;
6924 retval
= target_request_register_commands(cmd_ctx
);
6925 if (retval
!= ERROR_OK
)
6928 retval
= trace_register_commands(cmd_ctx
);
6929 if (retval
!= ERROR_OK
)
6933 return register_commands(cmd_ctx
, NULL
, target_exec_command_handlers
);