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"
60 #include "semihosting_common.h"
62 /* default halt wait timeout (ms) */
63 #define DEFAULT_HALT_TIMEOUT 5000
65 static int target_read_buffer_default(struct target
*target
, target_addr_t address
,
66 uint32_t count
, uint8_t *buffer
);
67 static int target_write_buffer_default(struct target
*target
, target_addr_t address
,
68 uint32_t count
, const uint8_t *buffer
);
69 static int target_array2mem(Jim_Interp
*interp
, struct target
*target
,
70 int argc
, Jim_Obj
* const *argv
);
71 static int target_mem2array(Jim_Interp
*interp
, struct target
*target
,
72 int argc
, Jim_Obj
* const *argv
);
73 static int target_register_user_commands(struct command_context
*cmd_ctx
);
74 static int target_get_gdb_fileio_info_default(struct target
*target
,
75 struct gdb_fileio_info
*fileio_info
);
76 static int target_gdb_fileio_end_default(struct target
*target
, int retcode
,
77 int fileio_errno
, bool ctrl_c
);
80 extern struct target_type arm7tdmi_target
;
81 extern struct target_type arm720t_target
;
82 extern struct target_type arm9tdmi_target
;
83 extern struct target_type arm920t_target
;
84 extern struct target_type arm966e_target
;
85 extern struct target_type arm946e_target
;
86 extern struct target_type arm926ejs_target
;
87 extern struct target_type fa526_target
;
88 extern struct target_type feroceon_target
;
89 extern struct target_type dragonite_target
;
90 extern struct target_type xscale_target
;
91 extern struct target_type cortexm_target
;
92 extern struct target_type cortexa_target
;
93 extern struct target_type aarch64_target
;
94 extern struct target_type cortexr4_target
;
95 extern struct target_type arm11_target
;
96 extern struct target_type ls1_sap_target
;
97 extern struct target_type mips_m4k_target
;
98 extern struct target_type mips_mips64_target
;
99 extern struct target_type avr_target
;
100 extern struct target_type dsp563xx_target
;
101 extern struct target_type dsp5680xx_target
;
102 extern struct target_type testee_target
;
103 extern struct target_type avr32_ap7k_target
;
104 extern struct target_type hla_target
;
105 extern struct target_type nds32_v2_target
;
106 extern struct target_type nds32_v3_target
;
107 extern struct target_type nds32_v3m_target
;
108 extern struct target_type or1k_target
;
109 extern struct target_type quark_x10xx_target
;
110 extern struct target_type quark_d20xx_target
;
111 extern struct target_type stm8_target
;
112 extern struct target_type riscv_target
;
113 extern struct target_type mem_ap_target
;
114 extern struct target_type esirisc_target
;
115 extern struct target_type arcv2_target
;
117 static struct target_type
*target_types
[] = {
157 struct target
*all_targets
;
158 static struct target_event_callback
*target_event_callbacks
;
159 static struct target_timer_callback
*target_timer_callbacks
;
160 static int64_t target_timer_next_event_value
;
161 static LIST_HEAD(target_reset_callback_list
);
162 static LIST_HEAD(target_trace_callback_list
);
163 static const int polling_interval
= TARGET_DEFAULT_POLLING_INTERVAL
;
164 static LIST_HEAD(empty_smp_targets
);
166 static const struct jim_nvp nvp_assert
[] = {
167 { .name
= "assert", NVP_ASSERT
},
168 { .name
= "deassert", NVP_DEASSERT
},
169 { .name
= "T", NVP_ASSERT
},
170 { .name
= "F", NVP_DEASSERT
},
171 { .name
= "t", NVP_ASSERT
},
172 { .name
= "f", NVP_DEASSERT
},
173 { .name
= NULL
, .value
= -1 }
176 static const struct jim_nvp nvp_error_target
[] = {
177 { .value
= ERROR_TARGET_INVALID
, .name
= "err-invalid" },
178 { .value
= ERROR_TARGET_INIT_FAILED
, .name
= "err-init-failed" },
179 { .value
= ERROR_TARGET_TIMEOUT
, .name
= "err-timeout" },
180 { .value
= ERROR_TARGET_NOT_HALTED
, .name
= "err-not-halted" },
181 { .value
= ERROR_TARGET_FAILURE
, .name
= "err-failure" },
182 { .value
= ERROR_TARGET_UNALIGNED_ACCESS
, .name
= "err-unaligned-access" },
183 { .value
= ERROR_TARGET_DATA_ABORT
, .name
= "err-data-abort" },
184 { .value
= ERROR_TARGET_RESOURCE_NOT_AVAILABLE
, .name
= "err-resource-not-available" },
185 { .value
= ERROR_TARGET_TRANSLATION_FAULT
, .name
= "err-translation-fault" },
186 { .value
= ERROR_TARGET_NOT_RUNNING
, .name
= "err-not-running" },
187 { .value
= ERROR_TARGET_NOT_EXAMINED
, .name
= "err-not-examined" },
188 { .value
= -1, .name
= NULL
}
191 static const char *target_strerror_safe(int err
)
193 const struct jim_nvp
*n
;
195 n
= jim_nvp_value2name_simple(nvp_error_target
, err
);
202 static const struct jim_nvp nvp_target_event
[] = {
204 { .value
= TARGET_EVENT_GDB_HALT
, .name
= "gdb-halt" },
205 { .value
= TARGET_EVENT_HALTED
, .name
= "halted" },
206 { .value
= TARGET_EVENT_RESUMED
, .name
= "resumed" },
207 { .value
= TARGET_EVENT_RESUME_START
, .name
= "resume-start" },
208 { .value
= TARGET_EVENT_RESUME_END
, .name
= "resume-end" },
209 { .value
= TARGET_EVENT_STEP_START
, .name
= "step-start" },
210 { .value
= TARGET_EVENT_STEP_END
, .name
= "step-end" },
212 { .name
= "gdb-start", .value
= TARGET_EVENT_GDB_START
},
213 { .name
= "gdb-end", .value
= TARGET_EVENT_GDB_END
},
215 { .value
= TARGET_EVENT_RESET_START
, .name
= "reset-start" },
216 { .value
= TARGET_EVENT_RESET_ASSERT_PRE
, .name
= "reset-assert-pre" },
217 { .value
= TARGET_EVENT_RESET_ASSERT
, .name
= "reset-assert" },
218 { .value
= TARGET_EVENT_RESET_ASSERT_POST
, .name
= "reset-assert-post" },
219 { .value
= TARGET_EVENT_RESET_DEASSERT_PRE
, .name
= "reset-deassert-pre" },
220 { .value
= TARGET_EVENT_RESET_DEASSERT_POST
, .name
= "reset-deassert-post" },
221 { .value
= TARGET_EVENT_RESET_INIT
, .name
= "reset-init" },
222 { .value
= TARGET_EVENT_RESET_END
, .name
= "reset-end" },
224 { .value
= TARGET_EVENT_EXAMINE_START
, .name
= "examine-start" },
225 { .value
= TARGET_EVENT_EXAMINE_FAIL
, .name
= "examine-fail" },
226 { .value
= TARGET_EVENT_EXAMINE_END
, .name
= "examine-end" },
228 { .value
= TARGET_EVENT_DEBUG_HALTED
, .name
= "debug-halted" },
229 { .value
= TARGET_EVENT_DEBUG_RESUMED
, .name
= "debug-resumed" },
231 { .value
= TARGET_EVENT_GDB_ATTACH
, .name
= "gdb-attach" },
232 { .value
= TARGET_EVENT_GDB_DETACH
, .name
= "gdb-detach" },
234 { .value
= TARGET_EVENT_GDB_FLASH_WRITE_START
, .name
= "gdb-flash-write-start" },
235 { .value
= TARGET_EVENT_GDB_FLASH_WRITE_END
, .name
= "gdb-flash-write-end" },
237 { .value
= TARGET_EVENT_GDB_FLASH_ERASE_START
, .name
= "gdb-flash-erase-start" },
238 { .value
= TARGET_EVENT_GDB_FLASH_ERASE_END
, .name
= "gdb-flash-erase-end" },
240 { .value
= TARGET_EVENT_TRACE_CONFIG
, .name
= "trace-config" },
242 { .value
= TARGET_EVENT_SEMIHOSTING_USER_CMD_0x100
, .name
= "semihosting-user-cmd-0x100" },
243 { .value
= TARGET_EVENT_SEMIHOSTING_USER_CMD_0x101
, .name
= "semihosting-user-cmd-0x101" },
244 { .value
= TARGET_EVENT_SEMIHOSTING_USER_CMD_0x102
, .name
= "semihosting-user-cmd-0x102" },
245 { .value
= TARGET_EVENT_SEMIHOSTING_USER_CMD_0x103
, .name
= "semihosting-user-cmd-0x103" },
246 { .value
= TARGET_EVENT_SEMIHOSTING_USER_CMD_0x104
, .name
= "semihosting-user-cmd-0x104" },
247 { .value
= TARGET_EVENT_SEMIHOSTING_USER_CMD_0x105
, .name
= "semihosting-user-cmd-0x105" },
248 { .value
= TARGET_EVENT_SEMIHOSTING_USER_CMD_0x106
, .name
= "semihosting-user-cmd-0x106" },
249 { .value
= TARGET_EVENT_SEMIHOSTING_USER_CMD_0x107
, .name
= "semihosting-user-cmd-0x107" },
251 { .name
= NULL
, .value
= -1 }
254 static const struct jim_nvp nvp_target_state
[] = {
255 { .name
= "unknown", .value
= TARGET_UNKNOWN
},
256 { .name
= "running", .value
= TARGET_RUNNING
},
257 { .name
= "halted", .value
= TARGET_HALTED
},
258 { .name
= "reset", .value
= TARGET_RESET
},
259 { .name
= "debug-running", .value
= TARGET_DEBUG_RUNNING
},
260 { .name
= NULL
, .value
= -1 },
263 static const struct jim_nvp nvp_target_debug_reason
[] = {
264 { .name
= "debug-request", .value
= DBG_REASON_DBGRQ
},
265 { .name
= "breakpoint", .value
= DBG_REASON_BREAKPOINT
},
266 { .name
= "watchpoint", .value
= DBG_REASON_WATCHPOINT
},
267 { .name
= "watchpoint-and-breakpoint", .value
= DBG_REASON_WPTANDBKPT
},
268 { .name
= "single-step", .value
= DBG_REASON_SINGLESTEP
},
269 { .name
= "target-not-halted", .value
= DBG_REASON_NOTHALTED
},
270 { .name
= "program-exit", .value
= DBG_REASON_EXIT
},
271 { .name
= "exception-catch", .value
= DBG_REASON_EXC_CATCH
},
272 { .name
= "undefined", .value
= DBG_REASON_UNDEFINED
},
273 { .name
= NULL
, .value
= -1 },
276 static const struct jim_nvp nvp_target_endian
[] = {
277 { .name
= "big", .value
= TARGET_BIG_ENDIAN
},
278 { .name
= "little", .value
= TARGET_LITTLE_ENDIAN
},
279 { .name
= "be", .value
= TARGET_BIG_ENDIAN
},
280 { .name
= "le", .value
= TARGET_LITTLE_ENDIAN
},
281 { .name
= NULL
, .value
= -1 },
284 static const struct jim_nvp nvp_reset_modes
[] = {
285 { .name
= "unknown", .value
= RESET_UNKNOWN
},
286 { .name
= "run", .value
= RESET_RUN
},
287 { .name
= "halt", .value
= RESET_HALT
},
288 { .name
= "init", .value
= RESET_INIT
},
289 { .name
= NULL
, .value
= -1 },
292 const char *debug_reason_name(struct target
*t
)
296 cp
= jim_nvp_value2name_simple(nvp_target_debug_reason
,
297 t
->debug_reason
)->name
;
299 LOG_ERROR("Invalid debug reason: %d", (int)(t
->debug_reason
));
300 cp
= "(*BUG*unknown*BUG*)";
305 const char *target_state_name(struct target
*t
)
308 cp
= jim_nvp_value2name_simple(nvp_target_state
, t
->state
)->name
;
310 LOG_ERROR("Invalid target state: %d", (int)(t
->state
));
311 cp
= "(*BUG*unknown*BUG*)";
314 if (!target_was_examined(t
) && t
->defer_examine
)
315 cp
= "examine deferred";
320 const char *target_event_name(enum target_event event
)
323 cp
= jim_nvp_value2name_simple(nvp_target_event
, event
)->name
;
325 LOG_ERROR("Invalid target event: %d", (int)(event
));
326 cp
= "(*BUG*unknown*BUG*)";
331 const char *target_reset_mode_name(enum target_reset_mode reset_mode
)
334 cp
= jim_nvp_value2name_simple(nvp_reset_modes
, reset_mode
)->name
;
336 LOG_ERROR("Invalid target reset mode: %d", (int)(reset_mode
));
337 cp
= "(*BUG*unknown*BUG*)";
342 /* determine the number of the new target */
343 static int new_target_number(void)
348 /* number is 0 based */
352 if (x
< t
->target_number
)
353 x
= t
->target_number
;
359 static void append_to_list_all_targets(struct target
*target
)
361 struct target
**t
= &all_targets
;
368 /* read a uint64_t from a buffer in target memory endianness */
369 uint64_t target_buffer_get_u64(struct target
*target
, const uint8_t *buffer
)
371 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
372 return le_to_h_u64(buffer
);
374 return be_to_h_u64(buffer
);
377 /* read a uint32_t from a buffer in target memory endianness */
378 uint32_t target_buffer_get_u32(struct target
*target
, const uint8_t *buffer
)
380 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
381 return le_to_h_u32(buffer
);
383 return be_to_h_u32(buffer
);
386 /* read a uint24_t from a buffer in target memory endianness */
387 uint32_t target_buffer_get_u24(struct target
*target
, const uint8_t *buffer
)
389 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
390 return le_to_h_u24(buffer
);
392 return be_to_h_u24(buffer
);
395 /* read a uint16_t from a buffer in target memory endianness */
396 uint16_t target_buffer_get_u16(struct target
*target
, const uint8_t *buffer
)
398 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
399 return le_to_h_u16(buffer
);
401 return be_to_h_u16(buffer
);
404 /* write a uint64_t to a buffer in target memory endianness */
405 void target_buffer_set_u64(struct target
*target
, uint8_t *buffer
, uint64_t value
)
407 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
408 h_u64_to_le(buffer
, value
);
410 h_u64_to_be(buffer
, value
);
413 /* write a uint32_t to a buffer in target memory endianness */
414 void target_buffer_set_u32(struct target
*target
, uint8_t *buffer
, uint32_t value
)
416 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
417 h_u32_to_le(buffer
, value
);
419 h_u32_to_be(buffer
, value
);
422 /* write a uint24_t to a buffer in target memory endianness */
423 void target_buffer_set_u24(struct target
*target
, uint8_t *buffer
, uint32_t value
)
425 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
426 h_u24_to_le(buffer
, value
);
428 h_u24_to_be(buffer
, value
);
431 /* write a uint16_t to a buffer in target memory endianness */
432 void target_buffer_set_u16(struct target
*target
, uint8_t *buffer
, uint16_t value
)
434 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
435 h_u16_to_le(buffer
, value
);
437 h_u16_to_be(buffer
, value
);
440 /* write a uint8_t to a buffer in target memory endianness */
441 static void target_buffer_set_u8(struct target
*target
, uint8_t *buffer
, uint8_t value
)
446 /* write a uint64_t array to a buffer in target memory endianness */
447 void target_buffer_get_u64_array(struct target
*target
, const uint8_t *buffer
, uint32_t count
, uint64_t *dstbuf
)
450 for (i
= 0; i
< count
; i
++)
451 dstbuf
[i
] = target_buffer_get_u64(target
, &buffer
[i
* 8]);
454 /* write a uint32_t array to a buffer in target memory endianness */
455 void target_buffer_get_u32_array(struct target
*target
, const uint8_t *buffer
, uint32_t count
, uint32_t *dstbuf
)
458 for (i
= 0; i
< count
; i
++)
459 dstbuf
[i
] = target_buffer_get_u32(target
, &buffer
[i
* 4]);
462 /* write a uint16_t array to a buffer in target memory endianness */
463 void target_buffer_get_u16_array(struct target
*target
, const uint8_t *buffer
, uint32_t count
, uint16_t *dstbuf
)
466 for (i
= 0; i
< count
; i
++)
467 dstbuf
[i
] = target_buffer_get_u16(target
, &buffer
[i
* 2]);
470 /* write a uint64_t array to a buffer in target memory endianness */
471 void target_buffer_set_u64_array(struct target
*target
, uint8_t *buffer
, uint32_t count
, const uint64_t *srcbuf
)
474 for (i
= 0; i
< count
; i
++)
475 target_buffer_set_u64(target
, &buffer
[i
* 8], srcbuf
[i
]);
478 /* write a uint32_t array to a buffer in target memory endianness */
479 void target_buffer_set_u32_array(struct target
*target
, uint8_t *buffer
, uint32_t count
, const uint32_t *srcbuf
)
482 for (i
= 0; i
< count
; i
++)
483 target_buffer_set_u32(target
, &buffer
[i
* 4], srcbuf
[i
]);
486 /* write a uint16_t array to a buffer in target memory endianness */
487 void target_buffer_set_u16_array(struct target
*target
, uint8_t *buffer
, uint32_t count
, const uint16_t *srcbuf
)
490 for (i
= 0; i
< count
; i
++)
491 target_buffer_set_u16(target
, &buffer
[i
* 2], srcbuf
[i
]);
494 /* return a pointer to a configured target; id is name or number */
495 struct target
*get_target(const char *id
)
497 struct target
*target
;
499 /* try as tcltarget name */
500 for (target
= all_targets
; target
; target
= target
->next
) {
501 if (!target_name(target
))
503 if (strcmp(id
, target_name(target
)) == 0)
507 /* It's OK to remove this fallback sometime after August 2010 or so */
509 /* no match, try as number */
511 if (parse_uint(id
, &num
) != ERROR_OK
)
514 for (target
= all_targets
; target
; target
= target
->next
) {
515 if (target
->target_number
== (int)num
) {
516 LOG_WARNING("use '%s' as target identifier, not '%u'",
517 target_name(target
), num
);
525 /* returns a pointer to the n-th configured target */
526 struct target
*get_target_by_num(int num
)
528 struct target
*target
= all_targets
;
531 if (target
->target_number
== num
)
533 target
= target
->next
;
539 struct target
*get_current_target(struct command_context
*cmd_ctx
)
541 struct target
*target
= get_current_target_or_null(cmd_ctx
);
544 LOG_ERROR("BUG: current_target out of bounds");
551 struct target
*get_current_target_or_null(struct command_context
*cmd_ctx
)
553 return cmd_ctx
->current_target_override
554 ? cmd_ctx
->current_target_override
555 : cmd_ctx
->current_target
;
558 int target_poll(struct target
*target
)
562 /* We can't poll until after examine */
563 if (!target_was_examined(target
)) {
564 /* Fail silently lest we pollute the log */
568 retval
= target
->type
->poll(target
);
569 if (retval
!= ERROR_OK
)
572 if (target
->halt_issued
) {
573 if (target
->state
== TARGET_HALTED
)
574 target
->halt_issued
= false;
576 int64_t t
= timeval_ms() - target
->halt_issued_time
;
577 if (t
> DEFAULT_HALT_TIMEOUT
) {
578 target
->halt_issued
= false;
579 LOG_INFO("Halt timed out, wake up GDB.");
580 target_call_event_callbacks(target
, TARGET_EVENT_GDB_HALT
);
588 int target_halt(struct target
*target
)
591 /* We can't poll until after examine */
592 if (!target_was_examined(target
)) {
593 LOG_ERROR("Target not examined yet");
597 retval
= target
->type
->halt(target
);
598 if (retval
!= ERROR_OK
)
601 target
->halt_issued
= true;
602 target
->halt_issued_time
= timeval_ms();
608 * Make the target (re)start executing using its saved execution
609 * context (possibly with some modifications).
611 * @param target Which target should start executing.
612 * @param current True to use the target's saved program counter instead
613 * of the address parameter
614 * @param address Optionally used as the program counter.
615 * @param handle_breakpoints True iff breakpoints at the resumption PC
616 * should be skipped. (For example, maybe execution was stopped by
617 * such a breakpoint, in which case it would be counterproductive to
619 * @param debug_execution False if all working areas allocated by OpenOCD
620 * should be released and/or restored to their original contents.
621 * (This would for example be true to run some downloaded "helper"
622 * algorithm code, which resides in one such working buffer and uses
623 * another for data storage.)
625 * @todo Resolve the ambiguity about what the "debug_execution" flag
626 * signifies. For example, Target implementations don't agree on how
627 * it relates to invalidation of the register cache, or to whether
628 * breakpoints and watchpoints should be enabled. (It would seem wrong
629 * to enable breakpoints when running downloaded "helper" algorithms
630 * (debug_execution true), since the breakpoints would be set to match
631 * target firmware being debugged, not the helper algorithm.... and
632 * enabling them could cause such helpers to malfunction (for example,
633 * by overwriting data with a breakpoint instruction. On the other
634 * hand the infrastructure for running such helpers might use this
635 * procedure but rely on hardware breakpoint to detect termination.)
637 int target_resume(struct target
*target
, int current
, target_addr_t address
,
638 int handle_breakpoints
, int debug_execution
)
642 /* We can't poll until after examine */
643 if (!target_was_examined(target
)) {
644 LOG_ERROR("Target not examined yet");
648 target_call_event_callbacks(target
, TARGET_EVENT_RESUME_START
);
650 /* note that resume *must* be asynchronous. The CPU can halt before
651 * we poll. The CPU can even halt at the current PC as a result of
652 * a software breakpoint being inserted by (a bug?) the application.
655 * resume() triggers the event 'resumed'. The execution of TCL commands
656 * in the event handler causes the polling of targets. If the target has
657 * already halted for a breakpoint, polling will run the 'halted' event
658 * handler before the pending 'resumed' handler.
659 * Disable polling during resume() to guarantee the execution of handlers
660 * in the correct order.
662 bool save_poll
= jtag_poll_get_enabled();
663 jtag_poll_set_enabled(false);
664 retval
= target
->type
->resume(target
, current
, address
, handle_breakpoints
, debug_execution
);
665 jtag_poll_set_enabled(save_poll
);
666 if (retval
!= ERROR_OK
)
669 target_call_event_callbacks(target
, TARGET_EVENT_RESUME_END
);
674 static int target_process_reset(struct command_invocation
*cmd
, enum target_reset_mode reset_mode
)
679 n
= jim_nvp_value2name_simple(nvp_reset_modes
, reset_mode
);
681 LOG_ERROR("invalid reset mode");
685 struct target
*target
;
686 for (target
= all_targets
; target
; target
= target
->next
)
687 target_call_reset_callbacks(target
, reset_mode
);
689 /* disable polling during reset to make reset event scripts
690 * more predictable, i.e. dr/irscan & pathmove in events will
691 * not have JTAG operations injected into the middle of a sequence.
693 bool save_poll
= jtag_poll_get_enabled();
695 jtag_poll_set_enabled(false);
697 sprintf(buf
, "ocd_process_reset %s", n
->name
);
698 retval
= Jim_Eval(cmd
->ctx
->interp
, buf
);
700 jtag_poll_set_enabled(save_poll
);
702 if (retval
!= JIM_OK
) {
703 Jim_MakeErrorMessage(cmd
->ctx
->interp
);
704 command_print(cmd
, "%s", Jim_GetString(Jim_GetResult(cmd
->ctx
->interp
), NULL
));
708 /* We want any events to be processed before the prompt */
709 retval
= target_call_timer_callbacks_now();
711 for (target
= all_targets
; target
; target
= target
->next
) {
712 target
->type
->check_reset(target
);
713 target
->running_alg
= false;
719 static int identity_virt2phys(struct target
*target
,
720 target_addr_t
virtual, target_addr_t
*physical
)
726 static int no_mmu(struct target
*target
, int *enabled
)
733 * Reset the @c examined flag for the given target.
734 * Pure paranoia -- targets are zeroed on allocation.
736 static inline void target_reset_examined(struct target
*target
)
738 target
->examined
= false;
741 static int default_examine(struct target
*target
)
743 target_set_examined(target
);
747 /* no check by default */
748 static int default_check_reset(struct target
*target
)
753 /* Equivalent Tcl code arp_examine_one is in src/target/startup.tcl
755 int target_examine_one(struct target
*target
)
757 target_call_event_callbacks(target
, TARGET_EVENT_EXAMINE_START
);
759 int retval
= target
->type
->examine(target
);
760 if (retval
!= ERROR_OK
) {
761 target_reset_examined(target
);
762 target_call_event_callbacks(target
, TARGET_EVENT_EXAMINE_FAIL
);
766 target_set_examined(target
);
767 target_call_event_callbacks(target
, TARGET_EVENT_EXAMINE_END
);
772 static int jtag_enable_callback(enum jtag_event event
, void *priv
)
774 struct target
*target
= priv
;
776 if (event
!= JTAG_TAP_EVENT_ENABLE
|| !target
->tap
->enabled
)
779 jtag_unregister_event_callback(jtag_enable_callback
, target
);
781 return target_examine_one(target
);
784 /* Targets that correctly implement init + examine, i.e.
785 * no communication with target during init:
789 int target_examine(void)
791 int retval
= ERROR_OK
;
792 struct target
*target
;
794 for (target
= all_targets
; target
; target
= target
->next
) {
795 /* defer examination, but don't skip it */
796 if (!target
->tap
->enabled
) {
797 jtag_register_event_callback(jtag_enable_callback
,
802 if (target
->defer_examine
)
805 int retval2
= target_examine_one(target
);
806 if (retval2
!= ERROR_OK
) {
807 LOG_WARNING("target %s examination failed", target_name(target
));
814 const char *target_type_name(struct target
*target
)
816 return target
->type
->name
;
819 static int target_soft_reset_halt(struct target
*target
)
821 if (!target_was_examined(target
)) {
822 LOG_ERROR("Target not examined yet");
825 if (!target
->type
->soft_reset_halt
) {
826 LOG_ERROR("Target %s does not support soft_reset_halt",
827 target_name(target
));
830 return target
->type
->soft_reset_halt(target
);
834 * Downloads a target-specific native code algorithm to the target,
835 * and executes it. * Note that some targets may need to set up, enable,
836 * and tear down a breakpoint (hard or * soft) to detect algorithm
837 * termination, while others may support lower overhead schemes where
838 * soft breakpoints embedded in the algorithm automatically terminate the
841 * @param target used to run the algorithm
842 * @param num_mem_params
844 * @param num_reg_params
849 * @param arch_info target-specific description of the algorithm.
851 int target_run_algorithm(struct target
*target
,
852 int num_mem_params
, struct mem_param
*mem_params
,
853 int num_reg_params
, struct reg_param
*reg_param
,
854 target_addr_t entry_point
, target_addr_t exit_point
,
855 int timeout_ms
, void *arch_info
)
857 int retval
= ERROR_FAIL
;
859 if (!target_was_examined(target
)) {
860 LOG_ERROR("Target not examined yet");
863 if (!target
->type
->run_algorithm
) {
864 LOG_ERROR("Target type '%s' does not support %s",
865 target_type_name(target
), __func__
);
869 target
->running_alg
= true;
870 retval
= target
->type
->run_algorithm(target
,
871 num_mem_params
, mem_params
,
872 num_reg_params
, reg_param
,
873 entry_point
, exit_point
, timeout_ms
, arch_info
);
874 target
->running_alg
= false;
881 * Executes a target-specific native code algorithm and leaves it running.
883 * @param target used to run the algorithm
884 * @param num_mem_params
886 * @param num_reg_params
890 * @param arch_info target-specific description of the algorithm.
892 int target_start_algorithm(struct target
*target
,
893 int num_mem_params
, struct mem_param
*mem_params
,
894 int num_reg_params
, struct reg_param
*reg_params
,
895 target_addr_t entry_point
, target_addr_t exit_point
,
898 int retval
= ERROR_FAIL
;
900 if (!target_was_examined(target
)) {
901 LOG_ERROR("Target not examined yet");
904 if (!target
->type
->start_algorithm
) {
905 LOG_ERROR("Target type '%s' does not support %s",
906 target_type_name(target
), __func__
);
909 if (target
->running_alg
) {
910 LOG_ERROR("Target is already running an algorithm");
914 target
->running_alg
= true;
915 retval
= target
->type
->start_algorithm(target
,
916 num_mem_params
, mem_params
,
917 num_reg_params
, reg_params
,
918 entry_point
, exit_point
, arch_info
);
925 * Waits for an algorithm started with target_start_algorithm() to complete.
927 * @param target used to run the algorithm
928 * @param num_mem_params
930 * @param num_reg_params
934 * @param arch_info target-specific description of the algorithm.
936 int target_wait_algorithm(struct target
*target
,
937 int num_mem_params
, struct mem_param
*mem_params
,
938 int num_reg_params
, struct reg_param
*reg_params
,
939 target_addr_t exit_point
, int timeout_ms
,
942 int retval
= ERROR_FAIL
;
944 if (!target
->type
->wait_algorithm
) {
945 LOG_ERROR("Target type '%s' does not support %s",
946 target_type_name(target
), __func__
);
949 if (!target
->running_alg
) {
950 LOG_ERROR("Target is not running an algorithm");
954 retval
= target
->type
->wait_algorithm(target
,
955 num_mem_params
, mem_params
,
956 num_reg_params
, reg_params
,
957 exit_point
, timeout_ms
, arch_info
);
958 if (retval
!= ERROR_TARGET_TIMEOUT
)
959 target
->running_alg
= false;
966 * Streams data to a circular buffer on target intended for consumption by code
967 * running asynchronously on target.
969 * This is intended for applications where target-specific native code runs
970 * on the target, receives data from the circular buffer, does something with
971 * it (most likely writing it to a flash memory), and advances the circular
974 * This assumes that the helper algorithm has already been loaded to the target,
975 * but has not been started yet. Given memory and register parameters are passed
978 * The buffer is defined by (buffer_start, buffer_size) arguments and has the
981 * [buffer_start + 0, buffer_start + 4):
982 * Write Pointer address (aka head). Written and updated by this
983 * routine when new data is written to the circular buffer.
984 * [buffer_start + 4, buffer_start + 8):
985 * Read Pointer address (aka tail). Updated by code running on the
986 * target after it consumes data.
987 * [buffer_start + 8, buffer_start + buffer_size):
988 * Circular buffer contents.
990 * See contrib/loaders/flash/stm32f1x.S for an example.
992 * @param target used to run the algorithm
993 * @param buffer address on the host where data to be sent is located
994 * @param count number of blocks to send
995 * @param block_size size in bytes of each block
996 * @param num_mem_params count of memory-based params to pass to algorithm
997 * @param mem_params memory-based params to pass to algorithm
998 * @param num_reg_params count of register-based params to pass to algorithm
999 * @param reg_params memory-based params to pass to algorithm
1000 * @param buffer_start address on the target of the circular buffer structure
1001 * @param buffer_size size of the circular buffer structure
1002 * @param entry_point address on the target to execute to start the algorithm
1003 * @param exit_point address at which to set a breakpoint to catch the
1004 * end of the algorithm; can be 0 if target triggers a breakpoint itself
1008 int target_run_flash_async_algorithm(struct target
*target
,
1009 const uint8_t *buffer
, uint32_t count
, int block_size
,
1010 int num_mem_params
, struct mem_param
*mem_params
,
1011 int num_reg_params
, struct reg_param
*reg_params
,
1012 uint32_t buffer_start
, uint32_t buffer_size
,
1013 uint32_t entry_point
, uint32_t exit_point
, void *arch_info
)
1018 const uint8_t *buffer_orig
= buffer
;
1020 /* Set up working area. First word is write pointer, second word is read pointer,
1021 * rest is fifo data area. */
1022 uint32_t wp_addr
= buffer_start
;
1023 uint32_t rp_addr
= buffer_start
+ 4;
1024 uint32_t fifo_start_addr
= buffer_start
+ 8;
1025 uint32_t fifo_end_addr
= buffer_start
+ buffer_size
;
1027 uint32_t wp
= fifo_start_addr
;
1028 uint32_t rp
= fifo_start_addr
;
1030 /* validate block_size is 2^n */
1031 assert(IS_PWR_OF_2(block_size
));
1033 retval
= target_write_u32(target
, wp_addr
, wp
);
1034 if (retval
!= ERROR_OK
)
1036 retval
= target_write_u32(target
, rp_addr
, rp
);
1037 if (retval
!= ERROR_OK
)
1040 /* Start up algorithm on target and let it idle while writing the first chunk */
1041 retval
= target_start_algorithm(target
, num_mem_params
, mem_params
,
1042 num_reg_params
, reg_params
,
1047 if (retval
!= ERROR_OK
) {
1048 LOG_ERROR("error starting target flash write algorithm");
1054 retval
= target_read_u32(target
, rp_addr
, &rp
);
1055 if (retval
!= ERROR_OK
) {
1056 LOG_ERROR("failed to get read pointer");
1060 LOG_DEBUG("offs 0x%zx count 0x%" PRIx32
" wp 0x%" PRIx32
" rp 0x%" PRIx32
,
1061 (size_t) (buffer
- buffer_orig
), count
, wp
, rp
);
1064 LOG_ERROR("flash write algorithm aborted by target");
1065 retval
= ERROR_FLASH_OPERATION_FAILED
;
1069 if (!IS_ALIGNED(rp
- fifo_start_addr
, block_size
) || rp
< fifo_start_addr
|| rp
>= fifo_end_addr
) {
1070 LOG_ERROR("corrupted fifo read pointer 0x%" PRIx32
, rp
);
1074 /* Count the number of bytes available in the fifo without
1075 * crossing the wrap around. Make sure to not fill it completely,
1076 * because that would make wp == rp and that's the empty condition. */
1077 uint32_t thisrun_bytes
;
1079 thisrun_bytes
= rp
- wp
- block_size
;
1080 else if (rp
> fifo_start_addr
)
1081 thisrun_bytes
= fifo_end_addr
- wp
;
1083 thisrun_bytes
= fifo_end_addr
- wp
- block_size
;
1085 if (thisrun_bytes
== 0) {
1086 /* Throttle polling a bit if transfer is (much) faster than flash
1087 * programming. The exact delay shouldn't matter as long as it's
1088 * less than buffer size / flash speed. This is very unlikely to
1089 * run when using high latency connections such as USB. */
1092 /* to stop an infinite loop on some targets check and increment a timeout
1093 * this issue was observed on a stellaris using the new ICDI interface */
1094 if (timeout
++ >= 2500) {
1095 LOG_ERROR("timeout waiting for algorithm, a target reset is recommended");
1096 return ERROR_FLASH_OPERATION_FAILED
;
1101 /* reset our timeout */
1104 /* Limit to the amount of data we actually want to write */
1105 if (thisrun_bytes
> count
* block_size
)
1106 thisrun_bytes
= count
* block_size
;
1108 /* Force end of large blocks to be word aligned */
1109 if (thisrun_bytes
>= 16)
1110 thisrun_bytes
-= (rp
+ thisrun_bytes
) & 0x03;
1112 /* Write data to fifo */
1113 retval
= target_write_buffer(target
, wp
, thisrun_bytes
, buffer
);
1114 if (retval
!= ERROR_OK
)
1117 /* Update counters and wrap write pointer */
1118 buffer
+= thisrun_bytes
;
1119 count
-= thisrun_bytes
/ block_size
;
1120 wp
+= thisrun_bytes
;
1121 if (wp
>= fifo_end_addr
)
1122 wp
= fifo_start_addr
;
1124 /* Store updated write pointer to target */
1125 retval
= target_write_u32(target
, wp_addr
, wp
);
1126 if (retval
!= ERROR_OK
)
1129 /* Avoid GDB timeouts */
1133 if (retval
!= ERROR_OK
) {
1134 /* abort flash write algorithm on target */
1135 target_write_u32(target
, wp_addr
, 0);
1138 int retval2
= target_wait_algorithm(target
, num_mem_params
, mem_params
,
1139 num_reg_params
, reg_params
,
1144 if (retval2
!= ERROR_OK
) {
1145 LOG_ERROR("error waiting for target flash write algorithm");
1149 if (retval
== ERROR_OK
) {
1150 /* check if algorithm set rp = 0 after fifo writer loop finished */
1151 retval
= target_read_u32(target
, rp_addr
, &rp
);
1152 if (retval
== ERROR_OK
&& rp
== 0) {
1153 LOG_ERROR("flash write algorithm aborted by target");
1154 retval
= ERROR_FLASH_OPERATION_FAILED
;
1161 int target_run_read_async_algorithm(struct target
*target
,
1162 uint8_t *buffer
, uint32_t count
, int block_size
,
1163 int num_mem_params
, struct mem_param
*mem_params
,
1164 int num_reg_params
, struct reg_param
*reg_params
,
1165 uint32_t buffer_start
, uint32_t buffer_size
,
1166 uint32_t entry_point
, uint32_t exit_point
, void *arch_info
)
1171 const uint8_t *buffer_orig
= buffer
;
1173 /* Set up working area. First word is write pointer, second word is read pointer,
1174 * rest is fifo data area. */
1175 uint32_t wp_addr
= buffer_start
;
1176 uint32_t rp_addr
= buffer_start
+ 4;
1177 uint32_t fifo_start_addr
= buffer_start
+ 8;
1178 uint32_t fifo_end_addr
= buffer_start
+ buffer_size
;
1180 uint32_t wp
= fifo_start_addr
;
1181 uint32_t rp
= fifo_start_addr
;
1183 /* validate block_size is 2^n */
1184 assert(IS_PWR_OF_2(block_size
));
1186 retval
= target_write_u32(target
, wp_addr
, wp
);
1187 if (retval
!= ERROR_OK
)
1189 retval
= target_write_u32(target
, rp_addr
, rp
);
1190 if (retval
!= ERROR_OK
)
1193 /* Start up algorithm on target */
1194 retval
= target_start_algorithm(target
, num_mem_params
, mem_params
,
1195 num_reg_params
, reg_params
,
1200 if (retval
!= ERROR_OK
) {
1201 LOG_ERROR("error starting target flash read algorithm");
1206 retval
= target_read_u32(target
, wp_addr
, &wp
);
1207 if (retval
!= ERROR_OK
) {
1208 LOG_ERROR("failed to get write pointer");
1212 LOG_DEBUG("offs 0x%zx count 0x%" PRIx32
" wp 0x%" PRIx32
" rp 0x%" PRIx32
,
1213 (size_t)(buffer
- buffer_orig
), count
, wp
, rp
);
1216 LOG_ERROR("flash read algorithm aborted by target");
1217 retval
= ERROR_FLASH_OPERATION_FAILED
;
1221 if (!IS_ALIGNED(wp
- fifo_start_addr
, block_size
) || wp
< fifo_start_addr
|| wp
>= fifo_end_addr
) {
1222 LOG_ERROR("corrupted fifo write pointer 0x%" PRIx32
, wp
);
1226 /* Count the number of bytes available in the fifo without
1227 * crossing the wrap around. */
1228 uint32_t thisrun_bytes
;
1230 thisrun_bytes
= wp
- rp
;
1232 thisrun_bytes
= fifo_end_addr
- rp
;
1234 if (thisrun_bytes
== 0) {
1235 /* Throttle polling a bit if transfer is (much) faster than flash
1236 * reading. The exact delay shouldn't matter as long as it's
1237 * less than buffer size / flash speed. This is very unlikely to
1238 * run when using high latency connections such as USB. */
1241 /* to stop an infinite loop on some targets check and increment a timeout
1242 * this issue was observed on a stellaris using the new ICDI interface */
1243 if (timeout
++ >= 2500) {
1244 LOG_ERROR("timeout waiting for algorithm, a target reset is recommended");
1245 return ERROR_FLASH_OPERATION_FAILED
;
1250 /* Reset our timeout */
1253 /* Limit to the amount of data we actually want to read */
1254 if (thisrun_bytes
> count
* block_size
)
1255 thisrun_bytes
= count
* block_size
;
1257 /* Force end of large blocks to be word aligned */
1258 if (thisrun_bytes
>= 16)
1259 thisrun_bytes
-= (rp
+ thisrun_bytes
) & 0x03;
1261 /* Read data from fifo */
1262 retval
= target_read_buffer(target
, rp
, thisrun_bytes
, buffer
);
1263 if (retval
!= ERROR_OK
)
1266 /* Update counters and wrap write pointer */
1267 buffer
+= thisrun_bytes
;
1268 count
-= thisrun_bytes
/ block_size
;
1269 rp
+= thisrun_bytes
;
1270 if (rp
>= fifo_end_addr
)
1271 rp
= fifo_start_addr
;
1273 /* Store updated write pointer to target */
1274 retval
= target_write_u32(target
, rp_addr
, rp
);
1275 if (retval
!= ERROR_OK
)
1278 /* Avoid GDB timeouts */
1283 if (retval
!= ERROR_OK
) {
1284 /* abort flash write algorithm on target */
1285 target_write_u32(target
, rp_addr
, 0);
1288 int retval2
= target_wait_algorithm(target
, num_mem_params
, mem_params
,
1289 num_reg_params
, reg_params
,
1294 if (retval2
!= ERROR_OK
) {
1295 LOG_ERROR("error waiting for target flash write algorithm");
1299 if (retval
== ERROR_OK
) {
1300 /* check if algorithm set wp = 0 after fifo writer loop finished */
1301 retval
= target_read_u32(target
, wp_addr
, &wp
);
1302 if (retval
== ERROR_OK
&& wp
== 0) {
1303 LOG_ERROR("flash read algorithm aborted by target");
1304 retval
= ERROR_FLASH_OPERATION_FAILED
;
1311 int target_read_memory(struct target
*target
,
1312 target_addr_t address
, uint32_t size
, uint32_t count
, uint8_t *buffer
)
1314 if (!target_was_examined(target
)) {
1315 LOG_ERROR("Target not examined yet");
1318 if (!target
->type
->read_memory
) {
1319 LOG_ERROR("Target %s doesn't support read_memory", target_name(target
));
1322 return target
->type
->read_memory(target
, address
, size
, count
, buffer
);
1325 int target_read_phys_memory(struct target
*target
,
1326 target_addr_t address
, uint32_t size
, uint32_t count
, uint8_t *buffer
)
1328 if (!target_was_examined(target
)) {
1329 LOG_ERROR("Target not examined yet");
1332 if (!target
->type
->read_phys_memory
) {
1333 LOG_ERROR("Target %s doesn't support read_phys_memory", target_name(target
));
1336 return target
->type
->read_phys_memory(target
, address
, size
, count
, buffer
);
1339 int target_write_memory(struct target
*target
,
1340 target_addr_t address
, uint32_t size
, uint32_t count
, const uint8_t *buffer
)
1342 if (!target_was_examined(target
)) {
1343 LOG_ERROR("Target not examined yet");
1346 if (!target
->type
->write_memory
) {
1347 LOG_ERROR("Target %s doesn't support write_memory", target_name(target
));
1350 return target
->type
->write_memory(target
, address
, size
, count
, buffer
);
1353 int target_write_phys_memory(struct target
*target
,
1354 target_addr_t address
, uint32_t size
, uint32_t count
, const uint8_t *buffer
)
1356 if (!target_was_examined(target
)) {
1357 LOG_ERROR("Target not examined yet");
1360 if (!target
->type
->write_phys_memory
) {
1361 LOG_ERROR("Target %s doesn't support write_phys_memory", target_name(target
));
1364 return target
->type
->write_phys_memory(target
, address
, size
, count
, buffer
);
1367 int target_add_breakpoint(struct target
*target
,
1368 struct breakpoint
*breakpoint
)
1370 if ((target
->state
!= TARGET_HALTED
) && (breakpoint
->type
!= BKPT_HARD
)) {
1371 LOG_WARNING("target %s is not halted (add breakpoint)", target_name(target
));
1372 return ERROR_TARGET_NOT_HALTED
;
1374 return target
->type
->add_breakpoint(target
, breakpoint
);
1377 int target_add_context_breakpoint(struct target
*target
,
1378 struct breakpoint
*breakpoint
)
1380 if (target
->state
!= TARGET_HALTED
) {
1381 LOG_WARNING("target %s is not halted (add context breakpoint)", target_name(target
));
1382 return ERROR_TARGET_NOT_HALTED
;
1384 return target
->type
->add_context_breakpoint(target
, breakpoint
);
1387 int target_add_hybrid_breakpoint(struct target
*target
,
1388 struct breakpoint
*breakpoint
)
1390 if (target
->state
!= TARGET_HALTED
) {
1391 LOG_WARNING("target %s is not halted (add hybrid breakpoint)", target_name(target
));
1392 return ERROR_TARGET_NOT_HALTED
;
1394 return target
->type
->add_hybrid_breakpoint(target
, breakpoint
);
1397 int target_remove_breakpoint(struct target
*target
,
1398 struct breakpoint
*breakpoint
)
1400 return target
->type
->remove_breakpoint(target
, breakpoint
);
1403 int target_add_watchpoint(struct target
*target
,
1404 struct watchpoint
*watchpoint
)
1406 if (target
->state
!= TARGET_HALTED
) {
1407 LOG_WARNING("target %s is not halted (add watchpoint)", target_name(target
));
1408 return ERROR_TARGET_NOT_HALTED
;
1410 return target
->type
->add_watchpoint(target
, watchpoint
);
1412 int target_remove_watchpoint(struct target
*target
,
1413 struct watchpoint
*watchpoint
)
1415 return target
->type
->remove_watchpoint(target
, watchpoint
);
1417 int target_hit_watchpoint(struct target
*target
,
1418 struct watchpoint
**hit_watchpoint
)
1420 if (target
->state
!= TARGET_HALTED
) {
1421 LOG_WARNING("target %s is not halted (hit watchpoint)", target
->cmd_name
);
1422 return ERROR_TARGET_NOT_HALTED
;
1425 if (!target
->type
->hit_watchpoint
) {
1426 /* For backward compatible, if hit_watchpoint is not implemented,
1427 * return ERROR_FAIL such that gdb_server will not take the nonsense
1432 return target
->type
->hit_watchpoint(target
, hit_watchpoint
);
1435 const char *target_get_gdb_arch(struct target
*target
)
1437 if (!target
->type
->get_gdb_arch
)
1439 return target
->type
->get_gdb_arch(target
);
1442 int target_get_gdb_reg_list(struct target
*target
,
1443 struct reg
**reg_list
[], int *reg_list_size
,
1444 enum target_register_class reg_class
)
1446 int result
= ERROR_FAIL
;
1448 if (!target_was_examined(target
)) {
1449 LOG_ERROR("Target not examined yet");
1453 result
= target
->type
->get_gdb_reg_list(target
, reg_list
,
1454 reg_list_size
, reg_class
);
1457 if (result
!= ERROR_OK
) {
1464 int target_get_gdb_reg_list_noread(struct target
*target
,
1465 struct reg
**reg_list
[], int *reg_list_size
,
1466 enum target_register_class reg_class
)
1468 if (target
->type
->get_gdb_reg_list_noread
&&
1469 target
->type
->get_gdb_reg_list_noread(target
, reg_list
,
1470 reg_list_size
, reg_class
) == ERROR_OK
)
1472 return target_get_gdb_reg_list(target
, reg_list
, reg_list_size
, reg_class
);
1475 bool target_supports_gdb_connection(struct target
*target
)
1478 * exclude all the targets that don't provide get_gdb_reg_list
1479 * or that have explicit gdb_max_connection == 0
1481 return !!target
->type
->get_gdb_reg_list
&& !!target
->gdb_max_connections
;
1484 int target_step(struct target
*target
,
1485 int current
, target_addr_t address
, int handle_breakpoints
)
1489 target_call_event_callbacks(target
, TARGET_EVENT_STEP_START
);
1491 retval
= target
->type
->step(target
, current
, address
, handle_breakpoints
);
1492 if (retval
!= ERROR_OK
)
1495 target_call_event_callbacks(target
, TARGET_EVENT_STEP_END
);
1500 int target_get_gdb_fileio_info(struct target
*target
, struct gdb_fileio_info
*fileio_info
)
1502 if (target
->state
!= TARGET_HALTED
) {
1503 LOG_WARNING("target %s is not halted (gdb fileio)", target
->cmd_name
);
1504 return ERROR_TARGET_NOT_HALTED
;
1506 return target
->type
->get_gdb_fileio_info(target
, fileio_info
);
1509 int target_gdb_fileio_end(struct target
*target
, int retcode
, int fileio_errno
, bool ctrl_c
)
1511 if (target
->state
!= TARGET_HALTED
) {
1512 LOG_WARNING("target %s is not halted (gdb fileio end)", target
->cmd_name
);
1513 return ERROR_TARGET_NOT_HALTED
;
1515 return target
->type
->gdb_fileio_end(target
, retcode
, fileio_errno
, ctrl_c
);
1518 target_addr_t
target_address_max(struct target
*target
)
1520 unsigned bits
= target_address_bits(target
);
1521 if (sizeof(target_addr_t
) * 8 == bits
)
1522 return (target_addr_t
) -1;
1524 return (((target_addr_t
) 1) << bits
) - 1;
1527 unsigned target_address_bits(struct target
*target
)
1529 if (target
->type
->address_bits
)
1530 return target
->type
->address_bits(target
);
1534 unsigned int target_data_bits(struct target
*target
)
1536 if (target
->type
->data_bits
)
1537 return target
->type
->data_bits(target
);
1541 static int target_profiling(struct target
*target
, uint32_t *samples
,
1542 uint32_t max_num_samples
, uint32_t *num_samples
, uint32_t seconds
)
1544 return target
->type
->profiling(target
, samples
, max_num_samples
,
1545 num_samples
, seconds
);
1548 static int handle_target(void *priv
);
1550 static int target_init_one(struct command_context
*cmd_ctx
,
1551 struct target
*target
)
1553 target_reset_examined(target
);
1555 struct target_type
*type
= target
->type
;
1557 type
->examine
= default_examine
;
1559 if (!type
->check_reset
)
1560 type
->check_reset
= default_check_reset
;
1562 assert(type
->init_target
);
1564 int retval
= type
->init_target(cmd_ctx
, target
);
1565 if (retval
!= ERROR_OK
) {
1566 LOG_ERROR("target '%s' init failed", target_name(target
));
1570 /* Sanity-check MMU support ... stub in what we must, to help
1571 * implement it in stages, but warn if we need to do so.
1574 if (!type
->virt2phys
) {
1575 LOG_ERROR("type '%s' is missing virt2phys", type
->name
);
1576 type
->virt2phys
= identity_virt2phys
;
1579 /* Make sure no-MMU targets all behave the same: make no
1580 * distinction between physical and virtual addresses, and
1581 * ensure that virt2phys() is always an identity mapping.
1583 if (type
->write_phys_memory
|| type
->read_phys_memory
|| type
->virt2phys
)
1584 LOG_WARNING("type '%s' has bad MMU hooks", type
->name
);
1587 type
->write_phys_memory
= type
->write_memory
;
1588 type
->read_phys_memory
= type
->read_memory
;
1589 type
->virt2phys
= identity_virt2phys
;
1592 if (!target
->type
->read_buffer
)
1593 target
->type
->read_buffer
= target_read_buffer_default
;
1595 if (!target
->type
->write_buffer
)
1596 target
->type
->write_buffer
= target_write_buffer_default
;
1598 if (!target
->type
->get_gdb_fileio_info
)
1599 target
->type
->get_gdb_fileio_info
= target_get_gdb_fileio_info_default
;
1601 if (!target
->type
->gdb_fileio_end
)
1602 target
->type
->gdb_fileio_end
= target_gdb_fileio_end_default
;
1604 if (!target
->type
->profiling
)
1605 target
->type
->profiling
= target_profiling_default
;
1610 static int target_init(struct command_context
*cmd_ctx
)
1612 struct target
*target
;
1615 for (target
= all_targets
; target
; target
= target
->next
) {
1616 retval
= target_init_one(cmd_ctx
, target
);
1617 if (retval
!= ERROR_OK
)
1624 retval
= target_register_user_commands(cmd_ctx
);
1625 if (retval
!= ERROR_OK
)
1628 retval
= target_register_timer_callback(&handle_target
,
1629 polling_interval
, TARGET_TIMER_TYPE_PERIODIC
, cmd_ctx
->interp
);
1630 if (retval
!= ERROR_OK
)
1636 COMMAND_HANDLER(handle_target_init_command
)
1641 return ERROR_COMMAND_SYNTAX_ERROR
;
1643 static bool target_initialized
;
1644 if (target_initialized
) {
1645 LOG_INFO("'target init' has already been called");
1648 target_initialized
= true;
1650 retval
= command_run_line(CMD_CTX
, "init_targets");
1651 if (retval
!= ERROR_OK
)
1654 retval
= command_run_line(CMD_CTX
, "init_target_events");
1655 if (retval
!= ERROR_OK
)
1658 retval
= command_run_line(CMD_CTX
, "init_board");
1659 if (retval
!= ERROR_OK
)
1662 LOG_DEBUG("Initializing targets...");
1663 return target_init(CMD_CTX
);
1666 int target_register_event_callback(int (*callback
)(struct target
*target
,
1667 enum target_event event
, void *priv
), void *priv
)
1669 struct target_event_callback
**callbacks_p
= &target_event_callbacks
;
1672 return ERROR_COMMAND_SYNTAX_ERROR
;
1675 while ((*callbacks_p
)->next
)
1676 callbacks_p
= &((*callbacks_p
)->next
);
1677 callbacks_p
= &((*callbacks_p
)->next
);
1680 (*callbacks_p
) = malloc(sizeof(struct target_event_callback
));
1681 (*callbacks_p
)->callback
= callback
;
1682 (*callbacks_p
)->priv
= priv
;
1683 (*callbacks_p
)->next
= NULL
;
1688 int target_register_reset_callback(int (*callback
)(struct target
*target
,
1689 enum target_reset_mode reset_mode
, void *priv
), void *priv
)
1691 struct target_reset_callback
*entry
;
1694 return ERROR_COMMAND_SYNTAX_ERROR
;
1696 entry
= malloc(sizeof(struct target_reset_callback
));
1698 LOG_ERROR("error allocating buffer for reset callback entry");
1699 return ERROR_COMMAND_SYNTAX_ERROR
;
1702 entry
->callback
= callback
;
1704 list_add(&entry
->list
, &target_reset_callback_list
);
1710 int target_register_trace_callback(int (*callback
)(struct target
*target
,
1711 size_t len
, uint8_t *data
, void *priv
), void *priv
)
1713 struct target_trace_callback
*entry
;
1716 return ERROR_COMMAND_SYNTAX_ERROR
;
1718 entry
= malloc(sizeof(struct target_trace_callback
));
1720 LOG_ERROR("error allocating buffer for trace callback entry");
1721 return ERROR_COMMAND_SYNTAX_ERROR
;
1724 entry
->callback
= callback
;
1726 list_add(&entry
->list
, &target_trace_callback_list
);
1732 int target_register_timer_callback(int (*callback
)(void *priv
),
1733 unsigned int time_ms
, enum target_timer_type type
, void *priv
)
1735 struct target_timer_callback
**callbacks_p
= &target_timer_callbacks
;
1738 return ERROR_COMMAND_SYNTAX_ERROR
;
1741 while ((*callbacks_p
)->next
)
1742 callbacks_p
= &((*callbacks_p
)->next
);
1743 callbacks_p
= &((*callbacks_p
)->next
);
1746 (*callbacks_p
) = malloc(sizeof(struct target_timer_callback
));
1747 (*callbacks_p
)->callback
= callback
;
1748 (*callbacks_p
)->type
= type
;
1749 (*callbacks_p
)->time_ms
= time_ms
;
1750 (*callbacks_p
)->removed
= false;
1752 (*callbacks_p
)->when
= timeval_ms() + time_ms
;
1753 target_timer_next_event_value
= MIN(target_timer_next_event_value
, (*callbacks_p
)->when
);
1755 (*callbacks_p
)->priv
= priv
;
1756 (*callbacks_p
)->next
= NULL
;
1761 int target_unregister_event_callback(int (*callback
)(struct target
*target
,
1762 enum target_event event
, void *priv
), void *priv
)
1764 struct target_event_callback
**p
= &target_event_callbacks
;
1765 struct target_event_callback
*c
= target_event_callbacks
;
1768 return ERROR_COMMAND_SYNTAX_ERROR
;
1771 struct target_event_callback
*next
= c
->next
;
1772 if ((c
->callback
== callback
) && (c
->priv
== priv
)) {
1784 int target_unregister_reset_callback(int (*callback
)(struct target
*target
,
1785 enum target_reset_mode reset_mode
, void *priv
), void *priv
)
1787 struct target_reset_callback
*entry
;
1790 return ERROR_COMMAND_SYNTAX_ERROR
;
1792 list_for_each_entry(entry
, &target_reset_callback_list
, list
) {
1793 if (entry
->callback
== callback
&& entry
->priv
== priv
) {
1794 list_del(&entry
->list
);
1803 int target_unregister_trace_callback(int (*callback
)(struct target
*target
,
1804 size_t len
, uint8_t *data
, void *priv
), void *priv
)
1806 struct target_trace_callback
*entry
;
1809 return ERROR_COMMAND_SYNTAX_ERROR
;
1811 list_for_each_entry(entry
, &target_trace_callback_list
, list
) {
1812 if (entry
->callback
== callback
&& entry
->priv
== priv
) {
1813 list_del(&entry
->list
);
1822 int target_unregister_timer_callback(int (*callback
)(void *priv
), void *priv
)
1825 return ERROR_COMMAND_SYNTAX_ERROR
;
1827 for (struct target_timer_callback
*c
= target_timer_callbacks
;
1829 if ((c
->callback
== callback
) && (c
->priv
== priv
)) {
1838 int target_call_event_callbacks(struct target
*target
, enum target_event event
)
1840 struct target_event_callback
*callback
= target_event_callbacks
;
1841 struct target_event_callback
*next_callback
;
1843 if (event
== TARGET_EVENT_HALTED
) {
1844 /* execute early halted first */
1845 target_call_event_callbacks(target
, TARGET_EVENT_GDB_HALT
);
1848 LOG_DEBUG("target event %i (%s) for core %s", event
,
1849 target_event_name(event
),
1850 target_name(target
));
1852 target_handle_event(target
, event
);
1855 next_callback
= callback
->next
;
1856 callback
->callback(target
, event
, callback
->priv
);
1857 callback
= next_callback
;
1863 int target_call_reset_callbacks(struct target
*target
, enum target_reset_mode reset_mode
)
1865 struct target_reset_callback
*callback
;
1867 LOG_DEBUG("target reset %i (%s)", reset_mode
,
1868 jim_nvp_value2name_simple(nvp_reset_modes
, reset_mode
)->name
);
1870 list_for_each_entry(callback
, &target_reset_callback_list
, list
)
1871 callback
->callback(target
, reset_mode
, callback
->priv
);
1876 int target_call_trace_callbacks(struct target
*target
, size_t len
, uint8_t *data
)
1878 struct target_trace_callback
*callback
;
1880 list_for_each_entry(callback
, &target_trace_callback_list
, list
)
1881 callback
->callback(target
, len
, data
, callback
->priv
);
1886 static int target_timer_callback_periodic_restart(
1887 struct target_timer_callback
*cb
, int64_t *now
)
1889 cb
->when
= *now
+ cb
->time_ms
;
1893 static int target_call_timer_callback(struct target_timer_callback
*cb
,
1896 cb
->callback(cb
->priv
);
1898 if (cb
->type
== TARGET_TIMER_TYPE_PERIODIC
)
1899 return target_timer_callback_periodic_restart(cb
, now
);
1901 return target_unregister_timer_callback(cb
->callback
, cb
->priv
);
1904 static int target_call_timer_callbacks_check_time(int checktime
)
1906 static bool callback_processing
;
1908 /* Do not allow nesting */
1909 if (callback_processing
)
1912 callback_processing
= true;
1916 int64_t now
= timeval_ms();
1918 /* Initialize to a default value that's a ways into the future.
1919 * The loop below will make it closer to now if there are
1920 * callbacks that want to be called sooner. */
1921 target_timer_next_event_value
= now
+ 1000;
1923 /* Store an address of the place containing a pointer to the
1924 * next item; initially, that's a standalone "root of the
1925 * list" variable. */
1926 struct target_timer_callback
**callback
= &target_timer_callbacks
;
1927 while (callback
&& *callback
) {
1928 if ((*callback
)->removed
) {
1929 struct target_timer_callback
*p
= *callback
;
1930 *callback
= (*callback
)->next
;
1935 bool call_it
= (*callback
)->callback
&&
1936 ((!checktime
&& (*callback
)->type
== TARGET_TIMER_TYPE_PERIODIC
) ||
1937 now
>= (*callback
)->when
);
1940 target_call_timer_callback(*callback
, &now
);
1942 if (!(*callback
)->removed
&& (*callback
)->when
< target_timer_next_event_value
)
1943 target_timer_next_event_value
= (*callback
)->when
;
1945 callback
= &(*callback
)->next
;
1948 callback_processing
= false;
1952 int target_call_timer_callbacks()
1954 return target_call_timer_callbacks_check_time(1);
1957 /* invoke periodic callbacks immediately */
1958 int target_call_timer_callbacks_now()
1960 return target_call_timer_callbacks_check_time(0);
1963 int64_t target_timer_next_event(void)
1965 return target_timer_next_event_value
;
1968 /* Prints the working area layout for debug purposes */
1969 static void print_wa_layout(struct target
*target
)
1971 struct working_area
*c
= target
->working_areas
;
1974 LOG_DEBUG("%c%c " TARGET_ADDR_FMT
"-" TARGET_ADDR_FMT
" (%" PRIu32
" bytes)",
1975 c
->backup
? 'b' : ' ', c
->free
? ' ' : '*',
1976 c
->address
, c
->address
+ c
->size
- 1, c
->size
);
1981 /* Reduce area to size bytes, create a new free area from the remaining bytes, if any. */
1982 static void target_split_working_area(struct working_area
*area
, uint32_t size
)
1984 assert(area
->free
); /* Shouldn't split an allocated area */
1985 assert(size
<= area
->size
); /* Caller should guarantee this */
1987 /* Split only if not already the right size */
1988 if (size
< area
->size
) {
1989 struct working_area
*new_wa
= malloc(sizeof(*new_wa
));
1994 new_wa
->next
= area
->next
;
1995 new_wa
->size
= area
->size
- size
;
1996 new_wa
->address
= area
->address
+ size
;
1997 new_wa
->backup
= NULL
;
1998 new_wa
->user
= NULL
;
1999 new_wa
->free
= true;
2001 area
->next
= new_wa
;
2004 /* If backup memory was allocated to this area, it has the wrong size
2005 * now so free it and it will be reallocated if/when needed */
2007 area
->backup
= NULL
;
2011 /* Merge all adjacent free areas into one */
2012 static void target_merge_working_areas(struct target
*target
)
2014 struct working_area
*c
= target
->working_areas
;
2016 while (c
&& c
->next
) {
2017 assert(c
->next
->address
== c
->address
+ c
->size
); /* This is an invariant */
2019 /* Find two adjacent free areas */
2020 if (c
->free
&& c
->next
->free
) {
2021 /* Merge the last into the first */
2022 c
->size
+= c
->next
->size
;
2024 /* Remove the last */
2025 struct working_area
*to_be_freed
= c
->next
;
2026 c
->next
= c
->next
->next
;
2027 free(to_be_freed
->backup
);
2030 /* If backup memory was allocated to the remaining area, it's has
2031 * the wrong size now */
2040 int target_alloc_working_area_try(struct target
*target
, uint32_t size
, struct working_area
**area
)
2042 /* Reevaluate working area address based on MMU state*/
2043 if (!target
->working_areas
) {
2047 retval
= target
->type
->mmu(target
, &enabled
);
2048 if (retval
!= ERROR_OK
)
2052 if (target
->working_area_phys_spec
) {
2053 LOG_DEBUG("MMU disabled, using physical "
2054 "address for working memory " TARGET_ADDR_FMT
,
2055 target
->working_area_phys
);
2056 target
->working_area
= target
->working_area_phys
;
2058 LOG_ERROR("No working memory available. "
2059 "Specify -work-area-phys to target.");
2060 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE
;
2063 if (target
->working_area_virt_spec
) {
2064 LOG_DEBUG("MMU enabled, using virtual "
2065 "address for working memory " TARGET_ADDR_FMT
,
2066 target
->working_area_virt
);
2067 target
->working_area
= target
->working_area_virt
;
2069 LOG_ERROR("No working memory available. "
2070 "Specify -work-area-virt to target.");
2071 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE
;
2075 /* Set up initial working area on first call */
2076 struct working_area
*new_wa
= malloc(sizeof(*new_wa
));
2078 new_wa
->next
= NULL
;
2079 new_wa
->size
= target
->working_area_size
& ~3UL; /* 4-byte align */
2080 new_wa
->address
= target
->working_area
;
2081 new_wa
->backup
= NULL
;
2082 new_wa
->user
= NULL
;
2083 new_wa
->free
= true;
2086 target
->working_areas
= new_wa
;
2089 /* only allocate multiples of 4 byte */
2091 size
= (size
+ 3) & (~3UL);
2093 struct working_area
*c
= target
->working_areas
;
2095 /* Find the first large enough working area */
2097 if (c
->free
&& c
->size
>= size
)
2103 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE
;
2105 /* Split the working area into the requested size */
2106 target_split_working_area(c
, size
);
2108 LOG_DEBUG("allocated new working area of %" PRIu32
" bytes at address " TARGET_ADDR_FMT
,
2111 if (target
->backup_working_area
) {
2113 c
->backup
= malloc(c
->size
);
2118 int retval
= target_read_memory(target
, c
->address
, 4, c
->size
/ 4, c
->backup
);
2119 if (retval
!= ERROR_OK
)
2123 /* mark as used, and return the new (reused) area */
2130 print_wa_layout(target
);
2135 int target_alloc_working_area(struct target
*target
, uint32_t size
, struct working_area
**area
)
2139 retval
= target_alloc_working_area_try(target
, size
, area
);
2140 if (retval
== ERROR_TARGET_RESOURCE_NOT_AVAILABLE
)
2141 LOG_WARNING("not enough working area available(requested %"PRIu32
")", size
);
2146 static int target_restore_working_area(struct target
*target
, struct working_area
*area
)
2148 int retval
= ERROR_OK
;
2150 if (target
->backup_working_area
&& area
->backup
) {
2151 retval
= target_write_memory(target
, area
->address
, 4, area
->size
/ 4, area
->backup
);
2152 if (retval
!= ERROR_OK
)
2153 LOG_ERROR("failed to restore %" PRIu32
" bytes of working area at address " TARGET_ADDR_FMT
,
2154 area
->size
, area
->address
);
2160 /* Restore the area's backup memory, if any, and return the area to the allocation pool */
2161 static int target_free_working_area_restore(struct target
*target
, struct working_area
*area
, int restore
)
2163 if (!area
|| area
->free
)
2166 int retval
= ERROR_OK
;
2168 retval
= target_restore_working_area(target
, area
);
2169 /* REVISIT: Perhaps the area should be freed even if restoring fails. */
2170 if (retval
!= ERROR_OK
)
2176 LOG_DEBUG("freed %" PRIu32
" bytes of working area at address " TARGET_ADDR_FMT
,
2177 area
->size
, area
->address
);
2179 /* mark user pointer invalid */
2180 /* TODO: Is this really safe? It points to some previous caller's memory.
2181 * How could we know that the area pointer is still in that place and not
2182 * some other vital data? What's the purpose of this, anyway? */
2186 target_merge_working_areas(target
);
2188 print_wa_layout(target
);
2193 int target_free_working_area(struct target
*target
, struct working_area
*area
)
2195 return target_free_working_area_restore(target
, area
, 1);
2198 /* free resources and restore memory, if restoring memory fails,
2199 * free up resources anyway
2201 static void target_free_all_working_areas_restore(struct target
*target
, int restore
)
2203 struct working_area
*c
= target
->working_areas
;
2205 LOG_DEBUG("freeing all working areas");
2207 /* Loop through all areas, restoring the allocated ones and marking them as free */
2211 target_restore_working_area(target
, c
);
2213 *c
->user
= NULL
; /* Same as above */
2219 /* Run a merge pass to combine all areas into one */
2220 target_merge_working_areas(target
);
2222 print_wa_layout(target
);
2225 void target_free_all_working_areas(struct target
*target
)
2227 target_free_all_working_areas_restore(target
, 1);
2229 /* Now we have none or only one working area marked as free */
2230 if (target
->working_areas
) {
2231 /* Free the last one to allow on-the-fly moving and resizing */
2232 free(target
->working_areas
->backup
);
2233 free(target
->working_areas
);
2234 target
->working_areas
= NULL
;
2238 /* Find the largest number of bytes that can be allocated */
2239 uint32_t target_get_working_area_avail(struct target
*target
)
2241 struct working_area
*c
= target
->working_areas
;
2242 uint32_t max_size
= 0;
2245 return target
->working_area_size
;
2248 if (c
->free
&& max_size
< c
->size
)
2257 static void target_destroy(struct target
*target
)
2259 if (target
->type
->deinit_target
)
2260 target
->type
->deinit_target(target
);
2262 if (target
->semihosting
)
2263 free(target
->semihosting
->basedir
);
2264 free(target
->semihosting
);
2266 jtag_unregister_event_callback(jtag_enable_callback
, target
);
2268 struct target_event_action
*teap
= target
->event_action
;
2270 struct target_event_action
*next
= teap
->next
;
2271 Jim_DecrRefCount(teap
->interp
, teap
->body
);
2276 target_free_all_working_areas(target
);
2278 /* release the targets SMP list */
2280 struct target_list
*head
, *tmp
;
2282 list_for_each_entry_safe(head
, tmp
, target
->smp_targets
, lh
) {
2283 list_del(&head
->lh
);
2284 head
->target
->smp
= 0;
2287 if (target
->smp_targets
!= &empty_smp_targets
)
2288 free(target
->smp_targets
);
2292 rtos_destroy(target
);
2294 free(target
->gdb_port_override
);
2296 free(target
->trace_info
);
2297 free(target
->fileio_info
);
2298 free(target
->cmd_name
);
2302 void target_quit(void)
2304 struct target_event_callback
*pe
= target_event_callbacks
;
2306 struct target_event_callback
*t
= pe
->next
;
2310 target_event_callbacks
= NULL
;
2312 struct target_timer_callback
*pt
= target_timer_callbacks
;
2314 struct target_timer_callback
*t
= pt
->next
;
2318 target_timer_callbacks
= NULL
;
2320 for (struct target
*target
= all_targets
; target
;) {
2324 target_destroy(target
);
2331 int target_arch_state(struct target
*target
)
2335 LOG_WARNING("No target has been configured");
2339 if (target
->state
!= TARGET_HALTED
)
2342 retval
= target
->type
->arch_state(target
);
2346 static int target_get_gdb_fileio_info_default(struct target
*target
,
2347 struct gdb_fileio_info
*fileio_info
)
2349 /* If target does not support semi-hosting function, target
2350 has no need to provide .get_gdb_fileio_info callback.
2351 It just return ERROR_FAIL and gdb_server will return "Txx"
2352 as target halted every time. */
2356 static int target_gdb_fileio_end_default(struct target
*target
,
2357 int retcode
, int fileio_errno
, bool ctrl_c
)
2362 int target_profiling_default(struct target
*target
, uint32_t *samples
,
2363 uint32_t max_num_samples
, uint32_t *num_samples
, uint32_t seconds
)
2365 struct timeval timeout
, now
;
2367 gettimeofday(&timeout
, NULL
);
2368 timeval_add_time(&timeout
, seconds
, 0);
2370 LOG_INFO("Starting profiling. Halting and resuming the"
2371 " target as often as we can...");
2373 uint32_t sample_count
= 0;
2374 /* hopefully it is safe to cache! We want to stop/restart as quickly as possible. */
2375 struct reg
*reg
= register_get_by_name(target
->reg_cache
, "pc", true);
2377 int retval
= ERROR_OK
;
2379 target_poll(target
);
2380 if (target
->state
== TARGET_HALTED
) {
2381 uint32_t t
= buf_get_u32(reg
->value
, 0, 32);
2382 samples
[sample_count
++] = t
;
2383 /* current pc, addr = 0, do not handle breakpoints, not debugging */
2384 retval
= target_resume(target
, 1, 0, 0, 0);
2385 target_poll(target
);
2386 alive_sleep(10); /* sleep 10ms, i.e. <100 samples/second. */
2387 } else if (target
->state
== TARGET_RUNNING
) {
2388 /* We want to quickly sample the PC. */
2389 retval
= target_halt(target
);
2391 LOG_INFO("Target not halted or running");
2396 if (retval
!= ERROR_OK
)
2399 gettimeofday(&now
, NULL
);
2400 if ((sample_count
>= max_num_samples
) || timeval_compare(&now
, &timeout
) >= 0) {
2401 LOG_INFO("Profiling completed. %" PRIu32
" samples.", sample_count
);
2406 *num_samples
= sample_count
;
2410 /* Single aligned words are guaranteed to use 16 or 32 bit access
2411 * mode respectively, otherwise data is handled as quickly as
2414 int target_write_buffer(struct target
*target
, target_addr_t address
, uint32_t size
, const uint8_t *buffer
)
2416 LOG_DEBUG("writing buffer of %" PRIu32
" byte at " TARGET_ADDR_FMT
,
2419 if (!target_was_examined(target
)) {
2420 LOG_ERROR("Target not examined yet");
2427 if ((address
+ size
- 1) < address
) {
2428 /* GDB can request this when e.g. PC is 0xfffffffc */
2429 LOG_ERROR("address + size wrapped (" TARGET_ADDR_FMT
", 0x%08" PRIx32
")",
2435 return target
->type
->write_buffer(target
, address
, size
, buffer
);
2438 static int target_write_buffer_default(struct target
*target
,
2439 target_addr_t address
, uint32_t count
, const uint8_t *buffer
)
2442 unsigned int data_bytes
= target_data_bits(target
) / 8;
2444 /* Align up to maximum bytes. The loop condition makes sure the next pass
2445 * will have something to do with the size we leave to it. */
2447 size
< data_bytes
&& count
>= size
* 2 + (address
& size
);
2449 if (address
& size
) {
2450 int retval
= target_write_memory(target
, address
, size
, 1, buffer
);
2451 if (retval
!= ERROR_OK
)
2459 /* Write the data with as large access size as possible. */
2460 for (; size
> 0; size
/= 2) {
2461 uint32_t aligned
= count
- count
% size
;
2463 int retval
= target_write_memory(target
, address
, size
, aligned
/ size
, buffer
);
2464 if (retval
!= ERROR_OK
)
2475 /* Single aligned words are guaranteed to use 16 or 32 bit access
2476 * mode respectively, otherwise data is handled as quickly as
2479 int target_read_buffer(struct target
*target
, target_addr_t address
, uint32_t size
, uint8_t *buffer
)
2481 LOG_DEBUG("reading buffer of %" PRIu32
" byte at " TARGET_ADDR_FMT
,
2484 if (!target_was_examined(target
)) {
2485 LOG_ERROR("Target not examined yet");
2492 if ((address
+ size
- 1) < address
) {
2493 /* GDB can request this when e.g. PC is 0xfffffffc */
2494 LOG_ERROR("address + size wrapped (" TARGET_ADDR_FMT
", 0x%08" PRIx32
")",
2500 return target
->type
->read_buffer(target
, address
, size
, buffer
);
2503 static int target_read_buffer_default(struct target
*target
, target_addr_t address
, uint32_t count
, uint8_t *buffer
)
2506 unsigned int data_bytes
= target_data_bits(target
) / 8;
2508 /* Align up to maximum bytes. The loop condition makes sure the next pass
2509 * will have something to do with the size we leave to it. */
2511 size
< data_bytes
&& count
>= size
* 2 + (address
& size
);
2513 if (address
& size
) {
2514 int retval
= target_read_memory(target
, address
, size
, 1, buffer
);
2515 if (retval
!= ERROR_OK
)
2523 /* Read the data with as large access size as possible. */
2524 for (; size
> 0; size
/= 2) {
2525 uint32_t aligned
= count
- count
% size
;
2527 int retval
= target_read_memory(target
, address
, size
, aligned
/ size
, buffer
);
2528 if (retval
!= ERROR_OK
)
2539 int target_checksum_memory(struct target
*target
, target_addr_t address
, uint32_t size
, uint32_t *crc
)
2544 uint32_t checksum
= 0;
2545 if (!target_was_examined(target
)) {
2546 LOG_ERROR("Target not examined yet");
2549 if (!target
->type
->checksum_memory
) {
2550 LOG_ERROR("Target %s doesn't support checksum_memory", target_name(target
));
2554 retval
= target
->type
->checksum_memory(target
, address
, size
, &checksum
);
2555 if (retval
!= ERROR_OK
) {
2556 buffer
= malloc(size
);
2558 LOG_ERROR("error allocating buffer for section (%" PRIu32
" bytes)", size
);
2559 return ERROR_COMMAND_SYNTAX_ERROR
;
2561 retval
= target_read_buffer(target
, address
, size
, buffer
);
2562 if (retval
!= ERROR_OK
) {
2567 /* convert to target endianness */
2568 for (i
= 0; i
< (size
/sizeof(uint32_t)); i
++) {
2569 uint32_t target_data
;
2570 target_data
= target_buffer_get_u32(target
, &buffer
[i
*sizeof(uint32_t)]);
2571 target_buffer_set_u32(target
, &buffer
[i
*sizeof(uint32_t)], target_data
);
2574 retval
= image_calculate_checksum(buffer
, size
, &checksum
);
2583 int target_blank_check_memory(struct target
*target
,
2584 struct target_memory_check_block
*blocks
, int num_blocks
,
2585 uint8_t erased_value
)
2587 if (!target_was_examined(target
)) {
2588 LOG_ERROR("Target not examined yet");
2592 if (!target
->type
->blank_check_memory
)
2593 return ERROR_NOT_IMPLEMENTED
;
2595 return target
->type
->blank_check_memory(target
, blocks
, num_blocks
, erased_value
);
2598 int target_read_u64(struct target
*target
, target_addr_t address
, uint64_t *value
)
2600 uint8_t value_buf
[8];
2601 if (!target_was_examined(target
)) {
2602 LOG_ERROR("Target not examined yet");
2606 int retval
= target_read_memory(target
, address
, 8, 1, value_buf
);
2608 if (retval
== ERROR_OK
) {
2609 *value
= target_buffer_get_u64(target
, value_buf
);
2610 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%16.16" PRIx64
"",
2615 LOG_DEBUG("address: " TARGET_ADDR_FMT
" failed",
2622 int target_read_u32(struct target
*target
, target_addr_t address
, uint32_t *value
)
2624 uint8_t value_buf
[4];
2625 if (!target_was_examined(target
)) {
2626 LOG_ERROR("Target not examined yet");
2630 int retval
= target_read_memory(target
, address
, 4, 1, value_buf
);
2632 if (retval
== ERROR_OK
) {
2633 *value
= target_buffer_get_u32(target
, value_buf
);
2634 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%8.8" PRIx32
"",
2639 LOG_DEBUG("address: " TARGET_ADDR_FMT
" failed",
2646 int target_read_u16(struct target
*target
, target_addr_t address
, uint16_t *value
)
2648 uint8_t value_buf
[2];
2649 if (!target_was_examined(target
)) {
2650 LOG_ERROR("Target not examined yet");
2654 int retval
= target_read_memory(target
, address
, 2, 1, value_buf
);
2656 if (retval
== ERROR_OK
) {
2657 *value
= target_buffer_get_u16(target
, value_buf
);
2658 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%4.4" PRIx16
,
2663 LOG_DEBUG("address: " TARGET_ADDR_FMT
" failed",
2670 int target_read_u8(struct target
*target
, target_addr_t address
, uint8_t *value
)
2672 if (!target_was_examined(target
)) {
2673 LOG_ERROR("Target not examined yet");
2677 int retval
= target_read_memory(target
, address
, 1, 1, value
);
2679 if (retval
== ERROR_OK
) {
2680 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%2.2" PRIx8
,
2685 LOG_DEBUG("address: " TARGET_ADDR_FMT
" failed",
2692 int target_write_u64(struct target
*target
, target_addr_t address
, uint64_t value
)
2695 uint8_t value_buf
[8];
2696 if (!target_was_examined(target
)) {
2697 LOG_ERROR("Target not examined yet");
2701 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%16.16" PRIx64
"",
2705 target_buffer_set_u64(target
, value_buf
, value
);
2706 retval
= target_write_memory(target
, address
, 8, 1, value_buf
);
2707 if (retval
!= ERROR_OK
)
2708 LOG_DEBUG("failed: %i", retval
);
2713 int target_write_u32(struct target
*target
, target_addr_t address
, uint32_t value
)
2716 uint8_t value_buf
[4];
2717 if (!target_was_examined(target
)) {
2718 LOG_ERROR("Target not examined yet");
2722 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%8.8" PRIx32
"",
2726 target_buffer_set_u32(target
, value_buf
, value
);
2727 retval
= target_write_memory(target
, address
, 4, 1, value_buf
);
2728 if (retval
!= ERROR_OK
)
2729 LOG_DEBUG("failed: %i", retval
);
2734 int target_write_u16(struct target
*target
, target_addr_t address
, uint16_t value
)
2737 uint8_t value_buf
[2];
2738 if (!target_was_examined(target
)) {
2739 LOG_ERROR("Target not examined yet");
2743 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%8.8" PRIx16
,
2747 target_buffer_set_u16(target
, value_buf
, value
);
2748 retval
= target_write_memory(target
, address
, 2, 1, value_buf
);
2749 if (retval
!= ERROR_OK
)
2750 LOG_DEBUG("failed: %i", retval
);
2755 int target_write_u8(struct target
*target
, target_addr_t address
, uint8_t value
)
2758 if (!target_was_examined(target
)) {
2759 LOG_ERROR("Target not examined yet");
2763 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%2.2" PRIx8
,
2766 retval
= target_write_memory(target
, address
, 1, 1, &value
);
2767 if (retval
!= ERROR_OK
)
2768 LOG_DEBUG("failed: %i", retval
);
2773 int target_write_phys_u64(struct target
*target
, target_addr_t address
, uint64_t value
)
2776 uint8_t value_buf
[8];
2777 if (!target_was_examined(target
)) {
2778 LOG_ERROR("Target not examined yet");
2782 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%16.16" PRIx64
"",
2786 target_buffer_set_u64(target
, value_buf
, value
);
2787 retval
= target_write_phys_memory(target
, address
, 8, 1, value_buf
);
2788 if (retval
!= ERROR_OK
)
2789 LOG_DEBUG("failed: %i", retval
);
2794 int target_write_phys_u32(struct target
*target
, target_addr_t address
, uint32_t value
)
2797 uint8_t value_buf
[4];
2798 if (!target_was_examined(target
)) {
2799 LOG_ERROR("Target not examined yet");
2803 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%8.8" PRIx32
"",
2807 target_buffer_set_u32(target
, value_buf
, value
);
2808 retval
= target_write_phys_memory(target
, address
, 4, 1, value_buf
);
2809 if (retval
!= ERROR_OK
)
2810 LOG_DEBUG("failed: %i", retval
);
2815 int target_write_phys_u16(struct target
*target
, target_addr_t address
, uint16_t value
)
2818 uint8_t value_buf
[2];
2819 if (!target_was_examined(target
)) {
2820 LOG_ERROR("Target not examined yet");
2824 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%8.8" PRIx16
,
2828 target_buffer_set_u16(target
, value_buf
, value
);
2829 retval
= target_write_phys_memory(target
, address
, 2, 1, value_buf
);
2830 if (retval
!= ERROR_OK
)
2831 LOG_DEBUG("failed: %i", retval
);
2836 int target_write_phys_u8(struct target
*target
, target_addr_t address
, uint8_t value
)
2839 if (!target_was_examined(target
)) {
2840 LOG_ERROR("Target not examined yet");
2844 LOG_DEBUG("address: " TARGET_ADDR_FMT
", value: 0x%2.2" PRIx8
,
2847 retval
= target_write_phys_memory(target
, address
, 1, 1, &value
);
2848 if (retval
!= ERROR_OK
)
2849 LOG_DEBUG("failed: %i", retval
);
2854 static int find_target(struct command_invocation
*cmd
, const char *name
)
2856 struct target
*target
= get_target(name
);
2858 command_print(cmd
, "Target: %s is unknown, try one of:\n", name
);
2861 if (!target
->tap
->enabled
) {
2862 command_print(cmd
, "Target: TAP %s is disabled, "
2863 "can't be the current target\n",
2864 target
->tap
->dotted_name
);
2868 cmd
->ctx
->current_target
= target
;
2869 if (cmd
->ctx
->current_target_override
)
2870 cmd
->ctx
->current_target_override
= target
;
2876 COMMAND_HANDLER(handle_targets_command
)
2878 int retval
= ERROR_OK
;
2879 if (CMD_ARGC
== 1) {
2880 retval
= find_target(CMD
, CMD_ARGV
[0]);
2881 if (retval
== ERROR_OK
) {
2887 struct target
*target
= all_targets
;
2888 command_print(CMD
, " TargetName Type Endian TapName State ");
2889 command_print(CMD
, "-- ------------------ ---------- ------ ------------------ ------------");
2894 if (target
->tap
->enabled
)
2895 state
= target_state_name(target
);
2897 state
= "tap-disabled";
2899 if (CMD_CTX
->current_target
== target
)
2902 /* keep columns lined up to match the headers above */
2904 "%2d%c %-18s %-10s %-6s %-18s %s",
2905 target
->target_number
,
2907 target_name(target
),
2908 target_type_name(target
),
2909 jim_nvp_value2name_simple(nvp_target_endian
,
2910 target
->endianness
)->name
,
2911 target
->tap
->dotted_name
,
2913 target
= target
->next
;
2919 /* every 300ms we check for reset & powerdropout and issue a "reset halt" if so. */
2921 static int power_dropout
;
2922 static int srst_asserted
;
2924 static int run_power_restore
;
2925 static int run_power_dropout
;
2926 static int run_srst_asserted
;
2927 static int run_srst_deasserted
;
2929 static int sense_handler(void)
2931 static int prev_srst_asserted
;
2932 static int prev_power_dropout
;
2934 int retval
= jtag_power_dropout(&power_dropout
);
2935 if (retval
!= ERROR_OK
)
2939 power_restored
= prev_power_dropout
&& !power_dropout
;
2941 run_power_restore
= 1;
2943 int64_t current
= timeval_ms();
2944 static int64_t last_power
;
2945 bool wait_more
= last_power
+ 2000 > current
;
2946 if (power_dropout
&& !wait_more
) {
2947 run_power_dropout
= 1;
2948 last_power
= current
;
2951 retval
= jtag_srst_asserted(&srst_asserted
);
2952 if (retval
!= ERROR_OK
)
2955 int srst_deasserted
;
2956 srst_deasserted
= prev_srst_asserted
&& !srst_asserted
;
2958 static int64_t last_srst
;
2959 wait_more
= last_srst
+ 2000 > current
;
2960 if (srst_deasserted
&& !wait_more
) {
2961 run_srst_deasserted
= 1;
2962 last_srst
= current
;
2965 if (!prev_srst_asserted
&& srst_asserted
)
2966 run_srst_asserted
= 1;
2968 prev_srst_asserted
= srst_asserted
;
2969 prev_power_dropout
= power_dropout
;
2971 if (srst_deasserted
|| power_restored
) {
2972 /* Other than logging the event we can't do anything here.
2973 * Issuing a reset is a particularly bad idea as we might
2974 * be inside a reset already.
2981 /* process target state changes */
2982 static int handle_target(void *priv
)
2984 Jim_Interp
*interp
= (Jim_Interp
*)priv
;
2985 int retval
= ERROR_OK
;
2987 if (!is_jtag_poll_safe()) {
2988 /* polling is disabled currently */
2992 /* we do not want to recurse here... */
2993 static int recursive
;
2997 /* danger! running these procedures can trigger srst assertions and power dropouts.
2998 * We need to avoid an infinite loop/recursion here and we do that by
2999 * clearing the flags after running these events.
3001 int did_something
= 0;
3002 if (run_srst_asserted
) {
3003 LOG_INFO("srst asserted detected, running srst_asserted proc.");
3004 Jim_Eval(interp
, "srst_asserted");
3007 if (run_srst_deasserted
) {
3008 Jim_Eval(interp
, "srst_deasserted");
3011 if (run_power_dropout
) {
3012 LOG_INFO("Power dropout detected, running power_dropout proc.");
3013 Jim_Eval(interp
, "power_dropout");
3016 if (run_power_restore
) {
3017 Jim_Eval(interp
, "power_restore");
3021 if (did_something
) {
3022 /* clear detect flags */
3026 /* clear action flags */
3028 run_srst_asserted
= 0;
3029 run_srst_deasserted
= 0;
3030 run_power_restore
= 0;
3031 run_power_dropout
= 0;
3036 /* Poll targets for state changes unless that's globally disabled.
3037 * Skip targets that are currently disabled.
3039 for (struct target
*target
= all_targets
;
3040 is_jtag_poll_safe() && target
;
3041 target
= target
->next
) {
3043 if (!target_was_examined(target
))
3046 if (!target
->tap
->enabled
)
3049 if (target
->backoff
.times
> target
->backoff
.count
) {
3050 /* do not poll this time as we failed previously */
3051 target
->backoff
.count
++;
3054 target
->backoff
.count
= 0;
3056 /* only poll target if we've got power and srst isn't asserted */
3057 if (!power_dropout
&& !srst_asserted
) {
3058 /* polling may fail silently until the target has been examined */
3059 retval
= target_poll(target
);
3060 if (retval
!= ERROR_OK
) {
3061 /* 100ms polling interval. Increase interval between polling up to 5000ms */
3062 if (target
->backoff
.times
* polling_interval
< 5000) {
3063 target
->backoff
.times
*= 2;
3064 target
->backoff
.times
++;
3067 /* Tell GDB to halt the debugger. This allows the user to
3068 * run monitor commands to handle the situation.
3070 target_call_event_callbacks(target
, TARGET_EVENT_GDB_HALT
);
3072 if (target
->backoff
.times
> 0) {
3073 LOG_USER("Polling target %s failed, trying to reexamine", target_name(target
));
3074 target_reset_examined(target
);
3075 retval
= target_examine_one(target
);
3076 /* Target examination could have failed due to unstable connection,
3077 * but we set the examined flag anyway to repoll it later */
3078 if (retval
!= ERROR_OK
) {
3079 target_set_examined(target
);
3080 LOG_USER("Examination failed, GDB will be halted. Polling again in %dms",
3081 target
->backoff
.times
* polling_interval
);
3086 /* Since we succeeded, we reset backoff count */
3087 target
->backoff
.times
= 0;
3094 COMMAND_HANDLER(handle_reg_command
)
3098 struct target
*target
= get_current_target(CMD_CTX
);
3099 struct reg
*reg
= NULL
;
3101 /* list all available registers for the current target */
3102 if (CMD_ARGC
== 0) {
3103 struct reg_cache
*cache
= target
->reg_cache
;
3105 unsigned int count
= 0;
3109 command_print(CMD
, "===== %s", cache
->name
);
3111 for (i
= 0, reg
= cache
->reg_list
;
3112 i
< cache
->num_regs
;
3113 i
++, reg
++, count
++) {
3114 if (reg
->exist
== false || reg
->hidden
)
3116 /* only print cached values if they are valid */
3118 char *value
= buf_to_hex_str(reg
->value
,
3121 "(%i) %s (/%" PRIu32
"): 0x%s%s",
3129 command_print(CMD
, "(%i) %s (/%" PRIu32
")",
3134 cache
= cache
->next
;
3140 /* access a single register by its ordinal number */
3141 if ((CMD_ARGV
[0][0] >= '0') && (CMD_ARGV
[0][0] <= '9')) {
3143 COMMAND_PARSE_NUMBER(uint
, CMD_ARGV
[0], num
);
3145 struct reg_cache
*cache
= target
->reg_cache
;
3146 unsigned int count
= 0;
3149 for (i
= 0; i
< cache
->num_regs
; i
++) {
3150 if (count
++ == num
) {
3151 reg
= &cache
->reg_list
[i
];
3157 cache
= cache
->next
;
3161 command_print(CMD
, "%i is out of bounds, the current target "
3162 "has only %i registers (0 - %i)", num
, count
, count
- 1);
3166 /* access a single register by its name */
3167 reg
= register_get_by_name(target
->reg_cache
, CMD_ARGV
[0], true);
3173 assert(reg
); /* give clang a hint that we *know* reg is != NULL here */
3178 /* display a register */
3179 if ((CMD_ARGC
== 1) || ((CMD_ARGC
== 2) && !((CMD_ARGV
[1][0] >= '0')
3180 && (CMD_ARGV
[1][0] <= '9')))) {
3181 if ((CMD_ARGC
== 2) && (strcmp(CMD_ARGV
[1], "force") == 0))
3184 if (reg
->valid
== 0) {
3185 int retval
= reg
->type
->get(reg
);
3186 if (retval
!= ERROR_OK
) {
3187 LOG_ERROR("Could not read register '%s'", reg
->name
);
3191 char *value
= buf_to_hex_str(reg
->value
, reg
->size
);
3192 command_print(CMD
, "%s (/%i): 0x%s", reg
->name
, (int)(reg
->size
), value
);
3197 /* set register value */
3198 if (CMD_ARGC
== 2) {
3199 uint8_t *buf
= malloc(DIV_ROUND_UP(reg
->size
, 8));
3202 str_to_buf(CMD_ARGV
[1], strlen(CMD_ARGV
[1]), buf
, reg
->size
, 0);
3204 int retval
= reg
->type
->set(reg
, buf
);
3205 if (retval
!= ERROR_OK
) {
3206 LOG_ERROR("Could not write to register '%s'", reg
->name
);
3208 char *value
= buf_to_hex_str(reg
->value
, reg
->size
);
3209 command_print(CMD
, "%s (/%i): 0x%s", reg
->name
, (int)(reg
->size
), value
);
3218 return ERROR_COMMAND_SYNTAX_ERROR
;
3221 command_print(CMD
, "register %s not found in current target", CMD_ARGV
[0]);
3225 COMMAND_HANDLER(handle_poll_command
)
3227 int retval
= ERROR_OK
;
3228 struct target
*target
= get_current_target(CMD_CTX
);
3230 if (CMD_ARGC
== 0) {
3231 command_print(CMD
, "background polling: %s",
3232 jtag_poll_get_enabled() ? "on" : "off");
3233 command_print(CMD
, "TAP: %s (%s)",
3234 target
->tap
->dotted_name
,
3235 target
->tap
->enabled
? "enabled" : "disabled");
3236 if (!target
->tap
->enabled
)
3238 retval
= target_poll(target
);
3239 if (retval
!= ERROR_OK
)
3241 retval
= target_arch_state(target
);
3242 if (retval
!= ERROR_OK
)
3244 } else if (CMD_ARGC
== 1) {
3246 COMMAND_PARSE_ON_OFF(CMD_ARGV
[0], enable
);
3247 jtag_poll_set_enabled(enable
);
3249 return ERROR_COMMAND_SYNTAX_ERROR
;
3254 COMMAND_HANDLER(handle_wait_halt_command
)
3257 return ERROR_COMMAND_SYNTAX_ERROR
;
3259 unsigned ms
= DEFAULT_HALT_TIMEOUT
;
3260 if (1 == CMD_ARGC
) {
3261 int retval
= parse_uint(CMD_ARGV
[0], &ms
);
3262 if (retval
!= ERROR_OK
)
3263 return ERROR_COMMAND_SYNTAX_ERROR
;
3266 struct target
*target
= get_current_target(CMD_CTX
);
3267 return target_wait_state(target
, TARGET_HALTED
, ms
);
3270 /* wait for target state to change. The trick here is to have a low
3271 * latency for short waits and not to suck up all the CPU time
3274 * After 500ms, keep_alive() is invoked
3276 int target_wait_state(struct target
*target
, enum target_state state
, int ms
)
3279 int64_t then
= 0, cur
;
3283 retval
= target_poll(target
);
3284 if (retval
!= ERROR_OK
)
3286 if (target
->state
== state
)
3291 then
= timeval_ms();
3292 LOG_DEBUG("waiting for target %s...",
3293 jim_nvp_value2name_simple(nvp_target_state
, state
)->name
);
3299 if ((cur
-then
) > ms
) {
3300 LOG_ERROR("timed out while waiting for target %s",
3301 jim_nvp_value2name_simple(nvp_target_state
, state
)->name
);
3309 COMMAND_HANDLER(handle_halt_command
)
3313 struct target
*target
= get_current_target(CMD_CTX
);
3315 target
->verbose_halt_msg
= true;
3317 int retval
= target_halt(target
);
3318 if (retval
!= ERROR_OK
)
3321 if (CMD_ARGC
== 1) {
3322 unsigned wait_local
;
3323 retval
= parse_uint(CMD_ARGV
[0], &wait_local
);
3324 if (retval
!= ERROR_OK
)
3325 return ERROR_COMMAND_SYNTAX_ERROR
;
3330 return CALL_COMMAND_HANDLER(handle_wait_halt_command
);
3333 COMMAND_HANDLER(handle_soft_reset_halt_command
)
3335 struct target
*target
= get_current_target(CMD_CTX
);
3337 LOG_USER("requesting target halt and executing a soft reset");
3339 target_soft_reset_halt(target
);
3344 COMMAND_HANDLER(handle_reset_command
)
3347 return ERROR_COMMAND_SYNTAX_ERROR
;
3349 enum target_reset_mode reset_mode
= RESET_RUN
;
3350 if (CMD_ARGC
== 1) {
3351 const struct jim_nvp
*n
;
3352 n
= jim_nvp_name2value_simple(nvp_reset_modes
, CMD_ARGV
[0]);
3353 if ((!n
->name
) || (n
->value
== RESET_UNKNOWN
))
3354 return ERROR_COMMAND_SYNTAX_ERROR
;
3355 reset_mode
= n
->value
;
3358 /* reset *all* targets */
3359 return target_process_reset(CMD
, reset_mode
);
3363 COMMAND_HANDLER(handle_resume_command
)
3367 return ERROR_COMMAND_SYNTAX_ERROR
;
3369 struct target
*target
= get_current_target(CMD_CTX
);
3371 /* with no CMD_ARGV, resume from current pc, addr = 0,
3372 * with one arguments, addr = CMD_ARGV[0],
3373 * handle breakpoints, not debugging */
3374 target_addr_t addr
= 0;
3375 if (CMD_ARGC
== 1) {
3376 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], addr
);
3380 return target_resume(target
, current
, addr
, 1, 0);
3383 COMMAND_HANDLER(handle_step_command
)
3386 return ERROR_COMMAND_SYNTAX_ERROR
;
3390 /* with no CMD_ARGV, step from current pc, addr = 0,
3391 * with one argument addr = CMD_ARGV[0],
3392 * handle breakpoints, debugging */
3393 target_addr_t addr
= 0;
3395 if (CMD_ARGC
== 1) {
3396 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], addr
);
3400 struct target
*target
= get_current_target(CMD_CTX
);
3402 return target_step(target
, current_pc
, addr
, 1);
3405 void target_handle_md_output(struct command_invocation
*cmd
,
3406 struct target
*target
, target_addr_t address
, unsigned size
,
3407 unsigned count
, const uint8_t *buffer
)
3409 const unsigned line_bytecnt
= 32;
3410 unsigned line_modulo
= line_bytecnt
/ size
;
3412 char output
[line_bytecnt
* 4 + 1];
3413 unsigned output_len
= 0;
3415 const char *value_fmt
;
3418 value_fmt
= "%16.16"PRIx64
" ";
3421 value_fmt
= "%8.8"PRIx64
" ";
3424 value_fmt
= "%4.4"PRIx64
" ";
3427 value_fmt
= "%2.2"PRIx64
" ";
3430 /* "can't happen", caller checked */
3431 LOG_ERROR("invalid memory read size: %u", size
);
3435 for (unsigned i
= 0; i
< count
; i
++) {
3436 if (i
% line_modulo
== 0) {
3437 output_len
+= snprintf(output
+ output_len
,
3438 sizeof(output
) - output_len
,
3439 TARGET_ADDR_FMT
": ",
3440 (address
+ (i
* size
)));
3444 const uint8_t *value_ptr
= buffer
+ i
* size
;
3447 value
= target_buffer_get_u64(target
, value_ptr
);
3450 value
= target_buffer_get_u32(target
, value_ptr
);
3453 value
= target_buffer_get_u16(target
, value_ptr
);
3458 output_len
+= snprintf(output
+ output_len
,
3459 sizeof(output
) - output_len
,
3462 if ((i
% line_modulo
== line_modulo
- 1) || (i
== count
- 1)) {
3463 command_print(cmd
, "%s", output
);
3469 COMMAND_HANDLER(handle_md_command
)
3472 return ERROR_COMMAND_SYNTAX_ERROR
;
3475 switch (CMD_NAME
[2]) {
3489 return ERROR_COMMAND_SYNTAX_ERROR
;
3492 bool physical
= strcmp(CMD_ARGV
[0], "phys") == 0;
3493 int (*fn
)(struct target
*target
,
3494 target_addr_t address
, uint32_t size_value
, uint32_t count
, uint8_t *buffer
);
3498 fn
= target_read_phys_memory
;
3500 fn
= target_read_memory
;
3501 if ((CMD_ARGC
< 1) || (CMD_ARGC
> 2))
3502 return ERROR_COMMAND_SYNTAX_ERROR
;
3504 target_addr_t address
;
3505 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], address
);
3509 COMMAND_PARSE_NUMBER(uint
, CMD_ARGV
[1], count
);
3511 uint8_t *buffer
= calloc(count
, size
);
3513 LOG_ERROR("Failed to allocate md read buffer");
3517 struct target
*target
= get_current_target(CMD_CTX
);
3518 int retval
= fn(target
, address
, size
, count
, buffer
);
3519 if (retval
== ERROR_OK
)
3520 target_handle_md_output(CMD
, target
, address
, size
, count
, buffer
);
3527 typedef int (*target_write_fn
)(struct target
*target
,
3528 target_addr_t address
, uint32_t size
, uint32_t count
, const uint8_t *buffer
);
3530 static int target_fill_mem(struct target
*target
,
3531 target_addr_t address
,
3539 /* We have to write in reasonably large chunks to be able
3540 * to fill large memory areas with any sane speed */
3541 const unsigned chunk_size
= 16384;
3542 uint8_t *target_buf
= malloc(chunk_size
* data_size
);
3544 LOG_ERROR("Out of memory");
3548 for (unsigned i
= 0; i
< chunk_size
; i
++) {
3549 switch (data_size
) {
3551 target_buffer_set_u64(target
, target_buf
+ i
* data_size
, b
);
3554 target_buffer_set_u32(target
, target_buf
+ i
* data_size
, b
);
3557 target_buffer_set_u16(target
, target_buf
+ i
* data_size
, b
);
3560 target_buffer_set_u8(target
, target_buf
+ i
* data_size
, b
);
3567 int retval
= ERROR_OK
;
3569 for (unsigned x
= 0; x
< c
; x
+= chunk_size
) {
3572 if (current
> chunk_size
)
3573 current
= chunk_size
;
3574 retval
= fn(target
, address
+ x
* data_size
, data_size
, current
, target_buf
);
3575 if (retval
!= ERROR_OK
)
3577 /* avoid GDB timeouts */
3586 COMMAND_HANDLER(handle_mw_command
)
3589 return ERROR_COMMAND_SYNTAX_ERROR
;
3590 bool physical
= strcmp(CMD_ARGV
[0], "phys") == 0;
3595 fn
= target_write_phys_memory
;
3597 fn
= target_write_memory
;
3598 if ((CMD_ARGC
< 2) || (CMD_ARGC
> 3))
3599 return ERROR_COMMAND_SYNTAX_ERROR
;
3601 target_addr_t address
;
3602 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], address
);
3605 COMMAND_PARSE_NUMBER(u64
, CMD_ARGV
[1], value
);
3609 COMMAND_PARSE_NUMBER(uint
, CMD_ARGV
[2], count
);
3611 struct target
*target
= get_current_target(CMD_CTX
);
3613 switch (CMD_NAME
[2]) {
3627 return ERROR_COMMAND_SYNTAX_ERROR
;
3630 return target_fill_mem(target
, address
, fn
, wordsize
, value
, count
);
3633 static COMMAND_HELPER(parse_load_image_command
, struct image
*image
,
3634 target_addr_t
*min_address
, target_addr_t
*max_address
)
3636 if (CMD_ARGC
< 1 || CMD_ARGC
> 5)
3637 return ERROR_COMMAND_SYNTAX_ERROR
;
3639 /* a base address isn't always necessary,
3640 * default to 0x0 (i.e. don't relocate) */
3641 if (CMD_ARGC
>= 2) {
3643 COMMAND_PARSE_ADDRESS(CMD_ARGV
[1], addr
);
3644 image
->base_address
= addr
;
3645 image
->base_address_set
= true;
3647 image
->base_address_set
= false;
3649 image
->start_address_set
= false;
3652 COMMAND_PARSE_ADDRESS(CMD_ARGV
[3], *min_address
);
3653 if (CMD_ARGC
== 5) {
3654 COMMAND_PARSE_ADDRESS(CMD_ARGV
[4], *max_address
);
3655 /* use size (given) to find max (required) */
3656 *max_address
+= *min_address
;
3659 if (*min_address
> *max_address
)
3660 return ERROR_COMMAND_SYNTAX_ERROR
;
3665 COMMAND_HANDLER(handle_load_image_command
)
3669 uint32_t image_size
;
3670 target_addr_t min_address
= 0;
3671 target_addr_t max_address
= -1;
3674 int retval
= CALL_COMMAND_HANDLER(parse_load_image_command
,
3675 &image
, &min_address
, &max_address
);
3676 if (retval
!= ERROR_OK
)
3679 struct target
*target
= get_current_target(CMD_CTX
);
3681 struct duration bench
;
3682 duration_start(&bench
);
3684 if (image_open(&image
, CMD_ARGV
[0], (CMD_ARGC
>= 3) ? CMD_ARGV
[2] : NULL
) != ERROR_OK
)
3689 for (unsigned int i
= 0; i
< image
.num_sections
; i
++) {
3690 buffer
= malloc(image
.sections
[i
].size
);
3693 "error allocating buffer for section (%d bytes)",
3694 (int)(image
.sections
[i
].size
));
3695 retval
= ERROR_FAIL
;
3699 retval
= image_read_section(&image
, i
, 0x0, image
.sections
[i
].size
, buffer
, &buf_cnt
);
3700 if (retval
!= ERROR_OK
) {
3705 uint32_t offset
= 0;
3706 uint32_t length
= buf_cnt
;
3708 /* DANGER!!! beware of unsigned comparison here!!! */
3710 if ((image
.sections
[i
].base_address
+ buf_cnt
>= min_address
) &&
3711 (image
.sections
[i
].base_address
< max_address
)) {
3713 if (image
.sections
[i
].base_address
< min_address
) {
3714 /* clip addresses below */
3715 offset
+= min_address
-image
.sections
[i
].base_address
;
3719 if (image
.sections
[i
].base_address
+ buf_cnt
> max_address
)
3720 length
-= (image
.sections
[i
].base_address
+ buf_cnt
)-max_address
;
3722 retval
= target_write_buffer(target
,
3723 image
.sections
[i
].base_address
+ offset
, length
, buffer
+ offset
);
3724 if (retval
!= ERROR_OK
) {
3728 image_size
+= length
;
3729 command_print(CMD
, "%u bytes written at address " TARGET_ADDR_FMT
"",
3730 (unsigned int)length
,
3731 image
.sections
[i
].base_address
+ offset
);
3737 if ((retval
== ERROR_OK
) && (duration_measure(&bench
) == ERROR_OK
)) {
3738 command_print(CMD
, "downloaded %" PRIu32
" bytes "
3739 "in %fs (%0.3f KiB/s)", image_size
,
3740 duration_elapsed(&bench
), duration_kbps(&bench
, image_size
));
3743 image_close(&image
);
3749 COMMAND_HANDLER(handle_dump_image_command
)
3751 struct fileio
*fileio
;
3753 int retval
, retvaltemp
;
3754 target_addr_t address
, size
;
3755 struct duration bench
;
3756 struct target
*target
= get_current_target(CMD_CTX
);
3759 return ERROR_COMMAND_SYNTAX_ERROR
;
3761 COMMAND_PARSE_ADDRESS(CMD_ARGV
[1], address
);
3762 COMMAND_PARSE_ADDRESS(CMD_ARGV
[2], size
);
3764 uint32_t buf_size
= (size
> 4096) ? 4096 : size
;
3765 buffer
= malloc(buf_size
);
3769 retval
= fileio_open(&fileio
, CMD_ARGV
[0], FILEIO_WRITE
, FILEIO_BINARY
);
3770 if (retval
!= ERROR_OK
) {
3775 duration_start(&bench
);
3778 size_t size_written
;
3779 uint32_t this_run_size
= (size
> buf_size
) ? buf_size
: size
;
3780 retval
= target_read_buffer(target
, address
, this_run_size
, buffer
);
3781 if (retval
!= ERROR_OK
)
3784 retval
= fileio_write(fileio
, this_run_size
, buffer
, &size_written
);
3785 if (retval
!= ERROR_OK
)
3788 size
-= this_run_size
;
3789 address
+= this_run_size
;
3794 if ((retval
== ERROR_OK
) && (duration_measure(&bench
) == ERROR_OK
)) {
3796 retval
= fileio_size(fileio
, &filesize
);
3797 if (retval
!= ERROR_OK
)
3800 "dumped %zu bytes in %fs (%0.3f KiB/s)", filesize
,
3801 duration_elapsed(&bench
), duration_kbps(&bench
, filesize
));
3804 retvaltemp
= fileio_close(fileio
);
3805 if (retvaltemp
!= ERROR_OK
)
3814 IMAGE_CHECKSUM_ONLY
= 2
3817 static COMMAND_HELPER(handle_verify_image_command_internal
, enum verify_mode verify
)
3821 uint32_t image_size
;
3823 uint32_t checksum
= 0;
3824 uint32_t mem_checksum
= 0;
3828 struct target
*target
= get_current_target(CMD_CTX
);
3831 return ERROR_COMMAND_SYNTAX_ERROR
;
3834 LOG_ERROR("no target selected");
3838 struct duration bench
;
3839 duration_start(&bench
);
3841 if (CMD_ARGC
>= 2) {
3843 COMMAND_PARSE_ADDRESS(CMD_ARGV
[1], addr
);
3844 image
.base_address
= addr
;
3845 image
.base_address_set
= true;
3847 image
.base_address_set
= false;
3848 image
.base_address
= 0x0;
3851 image
.start_address_set
= false;
3853 retval
= image_open(&image
, CMD_ARGV
[0], (CMD_ARGC
== 3) ? CMD_ARGV
[2] : NULL
);
3854 if (retval
!= ERROR_OK
)
3860 for (unsigned int i
= 0; i
< image
.num_sections
; i
++) {
3861 buffer
= malloc(image
.sections
[i
].size
);
3864 "error allocating buffer for section (%" PRIu32
" bytes)",
3865 image
.sections
[i
].size
);
3868 retval
= image_read_section(&image
, i
, 0x0, image
.sections
[i
].size
, buffer
, &buf_cnt
);
3869 if (retval
!= ERROR_OK
) {
3874 if (verify
>= IMAGE_VERIFY
) {
3875 /* calculate checksum of image */
3876 retval
= image_calculate_checksum(buffer
, buf_cnt
, &checksum
);
3877 if (retval
!= ERROR_OK
) {
3882 retval
= target_checksum_memory(target
, image
.sections
[i
].base_address
, buf_cnt
, &mem_checksum
);
3883 if (retval
!= ERROR_OK
) {
3887 if ((checksum
!= mem_checksum
) && (verify
== IMAGE_CHECKSUM_ONLY
)) {
3888 LOG_ERROR("checksum mismatch");
3890 retval
= ERROR_FAIL
;
3893 if (checksum
!= mem_checksum
) {
3894 /* failed crc checksum, fall back to a binary compare */
3898 LOG_ERROR("checksum mismatch - attempting binary compare");
3900 data
= malloc(buf_cnt
);
3902 retval
= target_read_buffer(target
, image
.sections
[i
].base_address
, buf_cnt
, data
);
3903 if (retval
== ERROR_OK
) {
3905 for (t
= 0; t
< buf_cnt
; t
++) {
3906 if (data
[t
] != buffer
[t
]) {
3908 "diff %d address 0x%08x. Was 0x%02x instead of 0x%02x",
3910 (unsigned)(t
+ image
.sections
[i
].base_address
),
3913 if (diffs
++ >= 127) {
3914 command_print(CMD
, "More than 128 errors, the rest are not printed.");
3926 command_print(CMD
, "address " TARGET_ADDR_FMT
" length 0x%08zx",
3927 image
.sections
[i
].base_address
,
3932 image_size
+= buf_cnt
;
3935 command_print(CMD
, "No more differences found.");
3938 retval
= ERROR_FAIL
;
3939 if ((retval
== ERROR_OK
) && (duration_measure(&bench
) == ERROR_OK
)) {
3940 command_print(CMD
, "verified %" PRIu32
" bytes "
3941 "in %fs (%0.3f KiB/s)", image_size
,
3942 duration_elapsed(&bench
), duration_kbps(&bench
, image_size
));
3945 image_close(&image
);
3950 COMMAND_HANDLER(handle_verify_image_checksum_command
)
3952 return CALL_COMMAND_HANDLER(handle_verify_image_command_internal
, IMAGE_CHECKSUM_ONLY
);
3955 COMMAND_HANDLER(handle_verify_image_command
)
3957 return CALL_COMMAND_HANDLER(handle_verify_image_command_internal
, IMAGE_VERIFY
);
3960 COMMAND_HANDLER(handle_test_image_command
)
3962 return CALL_COMMAND_HANDLER(handle_verify_image_command_internal
, IMAGE_TEST
);
3965 static int handle_bp_command_list(struct command_invocation
*cmd
)
3967 struct target
*target
= get_current_target(cmd
->ctx
);
3968 struct breakpoint
*breakpoint
= target
->breakpoints
;
3969 while (breakpoint
) {
3970 if (breakpoint
->type
== BKPT_SOFT
) {
3971 char *buf
= buf_to_hex_str(breakpoint
->orig_instr
,
3972 breakpoint
->length
);
3973 command_print(cmd
, "IVA breakpoint: " TARGET_ADDR_FMT
", 0x%x, 0x%s",
3974 breakpoint
->address
,
3979 if ((breakpoint
->address
== 0) && (breakpoint
->asid
!= 0))
3980 command_print(cmd
, "Context breakpoint: 0x%8.8" PRIx32
", 0x%x, %u",
3982 breakpoint
->length
, breakpoint
->number
);
3983 else if ((breakpoint
->address
!= 0) && (breakpoint
->asid
!= 0)) {
3984 command_print(cmd
, "Hybrid breakpoint(IVA): " TARGET_ADDR_FMT
", 0x%x, %u",
3985 breakpoint
->address
,
3986 breakpoint
->length
, breakpoint
->number
);
3987 command_print(cmd
, "\t|--->linked with ContextID: 0x%8.8" PRIx32
,
3990 command_print(cmd
, "Breakpoint(IVA): " TARGET_ADDR_FMT
", 0x%x, %u",
3991 breakpoint
->address
,
3992 breakpoint
->length
, breakpoint
->number
);
3995 breakpoint
= breakpoint
->next
;
4000 static int handle_bp_command_set(struct command_invocation
*cmd
,
4001 target_addr_t addr
, uint32_t asid
, uint32_t length
, int hw
)
4003 struct target
*target
= get_current_target(cmd
->ctx
);
4007 retval
= breakpoint_add(target
, addr
, length
, hw
);
4008 /* error is always logged in breakpoint_add(), do not print it again */
4009 if (retval
== ERROR_OK
)
4010 command_print(cmd
, "breakpoint set at " TARGET_ADDR_FMT
"", addr
);
4012 } else if (addr
== 0) {
4013 if (!target
->type
->add_context_breakpoint
) {
4014 LOG_ERROR("Context breakpoint not available");
4015 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE
;
4017 retval
= context_breakpoint_add(target
, asid
, length
, hw
);
4018 /* error is always logged in context_breakpoint_add(), do not print it again */
4019 if (retval
== ERROR_OK
)
4020 command_print(cmd
, "Context breakpoint set at 0x%8.8" PRIx32
"", asid
);
4023 if (!target
->type
->add_hybrid_breakpoint
) {
4024 LOG_ERROR("Hybrid breakpoint not available");
4025 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE
;
4027 retval
= hybrid_breakpoint_add(target
, addr
, asid
, length
, hw
);
4028 /* error is always logged in hybrid_breakpoint_add(), do not print it again */
4029 if (retval
== ERROR_OK
)
4030 command_print(cmd
, "Hybrid breakpoint set at 0x%8.8" PRIx32
"", asid
);
4035 COMMAND_HANDLER(handle_bp_command
)
4044 return handle_bp_command_list(CMD
);
4048 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], addr
);
4049 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], length
);
4050 return handle_bp_command_set(CMD
, addr
, asid
, length
, hw
);
4053 if (strcmp(CMD_ARGV
[2], "hw") == 0) {
4055 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], addr
);
4056 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], length
);
4058 return handle_bp_command_set(CMD
, addr
, asid
, length
, hw
);
4059 } else if (strcmp(CMD_ARGV
[2], "hw_ctx") == 0) {
4061 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], asid
);
4062 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], length
);
4064 return handle_bp_command_set(CMD
, addr
, asid
, length
, hw
);
4069 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], addr
);
4070 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], asid
);
4071 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[2], length
);
4072 return handle_bp_command_set(CMD
, addr
, asid
, length
, hw
);
4075 return ERROR_COMMAND_SYNTAX_ERROR
;
4079 COMMAND_HANDLER(handle_rbp_command
)
4082 return ERROR_COMMAND_SYNTAX_ERROR
;
4084 struct target
*target
= get_current_target(CMD_CTX
);
4086 if (!strcmp(CMD_ARGV
[0], "all")) {
4087 breakpoint_remove_all(target
);
4090 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], addr
);
4092 breakpoint_remove(target
, addr
);
4098 COMMAND_HANDLER(handle_wp_command
)
4100 struct target
*target
= get_current_target(CMD_CTX
);
4102 if (CMD_ARGC
== 0) {
4103 struct watchpoint
*watchpoint
= target
->watchpoints
;
4105 while (watchpoint
) {
4106 command_print(CMD
, "address: " TARGET_ADDR_FMT
4107 ", len: 0x%8.8" PRIx32
4108 ", r/w/a: %i, value: 0x%8.8" PRIx32
4109 ", mask: 0x%8.8" PRIx32
,
4110 watchpoint
->address
,
4112 (int)watchpoint
->rw
,
4115 watchpoint
= watchpoint
->next
;
4120 enum watchpoint_rw type
= WPT_ACCESS
;
4121 target_addr_t addr
= 0;
4122 uint32_t length
= 0;
4123 uint32_t data_value
= 0x0;
4124 uint32_t data_mask
= 0xffffffff;
4128 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[4], data_mask
);
4131 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[3], data_value
);
4134 switch (CMD_ARGV
[2][0]) {
4145 LOG_ERROR("invalid watchpoint mode ('%c')", CMD_ARGV
[2][0]);
4146 return ERROR_COMMAND_SYNTAX_ERROR
;
4150 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], length
);
4151 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], addr
);
4155 return ERROR_COMMAND_SYNTAX_ERROR
;
4158 int retval
= watchpoint_add(target
, addr
, length
, type
,
4159 data_value
, data_mask
);
4160 if (retval
!= ERROR_OK
)
4161 LOG_ERROR("Failure setting watchpoints");
4166 COMMAND_HANDLER(handle_rwp_command
)
4169 return ERROR_COMMAND_SYNTAX_ERROR
;
4172 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], addr
);
4174 struct target
*target
= get_current_target(CMD_CTX
);
4175 watchpoint_remove(target
, addr
);
4181 * Translate a virtual address to a physical address.
4183 * The low-level target implementation must have logged a detailed error
4184 * which is forwarded to telnet/GDB session.
4186 COMMAND_HANDLER(handle_virt2phys_command
)
4189 return ERROR_COMMAND_SYNTAX_ERROR
;
4192 COMMAND_PARSE_ADDRESS(CMD_ARGV
[0], va
);
4195 struct target
*target
= get_current_target(CMD_CTX
);
4196 int retval
= target
->type
->virt2phys(target
, va
, &pa
);
4197 if (retval
== ERROR_OK
)
4198 command_print(CMD
, "Physical address " TARGET_ADDR_FMT
"", pa
);
4203 static void write_data(FILE *f
, const void *data
, size_t len
)
4205 size_t written
= fwrite(data
, 1, len
, f
);
4207 LOG_ERROR("failed to write %zu bytes: %s", len
, strerror(errno
));
4210 static void write_long(FILE *f
, int l
, struct target
*target
)
4214 target_buffer_set_u32(target
, val
, l
);
4215 write_data(f
, val
, 4);
4218 static void write_string(FILE *f
, char *s
)
4220 write_data(f
, s
, strlen(s
));
4223 typedef unsigned char UNIT
[2]; /* unit of profiling */
4225 /* Dump a gmon.out histogram file. */
4226 static void write_gmon(uint32_t *samples
, uint32_t sample_num
, const char *filename
, bool with_range
,
4227 uint32_t start_address
, uint32_t end_address
, struct target
*target
, uint32_t duration_ms
)
4230 FILE *f
= fopen(filename
, "w");
4233 write_string(f
, "gmon");
4234 write_long(f
, 0x00000001, target
); /* Version */
4235 write_long(f
, 0, target
); /* padding */
4236 write_long(f
, 0, target
); /* padding */
4237 write_long(f
, 0, target
); /* padding */
4239 uint8_t zero
= 0; /* GMON_TAG_TIME_HIST */
4240 write_data(f
, &zero
, 1);
4242 /* figure out bucket size */
4246 min
= start_address
;
4251 for (i
= 0; i
< sample_num
; i
++) {
4252 if (min
> samples
[i
])
4254 if (max
< samples
[i
])
4258 /* max should be (largest sample + 1)
4259 * Refer to binutils/gprof/hist.c (find_histogram_for_pc) */
4263 int address_space
= max
- min
;
4264 assert(address_space
>= 2);
4266 /* FIXME: What is the reasonable number of buckets?
4267 * The profiling result will be more accurate if there are enough buckets. */
4268 static const uint32_t max_buckets
= 128 * 1024; /* maximum buckets. */
4269 uint32_t num_buckets
= address_space
/ sizeof(UNIT
);
4270 if (num_buckets
> max_buckets
)
4271 num_buckets
= max_buckets
;
4272 int *buckets
= malloc(sizeof(int) * num_buckets
);
4277 memset(buckets
, 0, sizeof(int) * num_buckets
);
4278 for (i
= 0; i
< sample_num
; i
++) {
4279 uint32_t address
= samples
[i
];
4281 if ((address
< min
) || (max
<= address
))
4284 long long a
= address
- min
;
4285 long long b
= num_buckets
;
4286 long long c
= address_space
;
4287 int index_t
= (a
* b
) / c
; /* danger!!!! int32 overflows */
4291 /* append binary memory gmon.out &profile_hist_hdr ((char*)&profile_hist_hdr + sizeof(struct gmon_hist_hdr)) */
4292 write_long(f
, min
, target
); /* low_pc */
4293 write_long(f
, max
, target
); /* high_pc */
4294 write_long(f
, num_buckets
, target
); /* # of buckets */
4295 float sample_rate
= sample_num
/ (duration_ms
/ 1000.0);
4296 write_long(f
, sample_rate
, target
);
4297 write_string(f
, "seconds");
4298 for (i
= 0; i
< (15-strlen("seconds")); i
++)
4299 write_data(f
, &zero
, 1);
4300 write_string(f
, "s");
4302 /*append binary memory gmon.out profile_hist_data (profile_hist_data + profile_hist_hdr.hist_size) */
4304 char *data
= malloc(2 * num_buckets
);
4306 for (i
= 0; i
< num_buckets
; i
++) {
4311 data
[i
* 2] = val
&0xff;
4312 data
[i
* 2 + 1] = (val
>> 8) & 0xff;
4315 write_data(f
, data
, num_buckets
* 2);
4323 /* profiling samples the CPU PC as quickly as OpenOCD is able,
4324 * which will be used as a random sampling of PC */
4325 COMMAND_HANDLER(handle_profile_command
)
4327 struct target
*target
= get_current_target(CMD_CTX
);
4329 if ((CMD_ARGC
!= 2) && (CMD_ARGC
!= 4))
4330 return ERROR_COMMAND_SYNTAX_ERROR
;
4332 const uint32_t MAX_PROFILE_SAMPLE_NUM
= 10000;
4334 uint32_t num_of_samples
;
4335 int retval
= ERROR_OK
;
4336 bool halted_before_profiling
= target
->state
== TARGET_HALTED
;
4338 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], offset
);
4340 uint32_t *samples
= malloc(sizeof(uint32_t) * MAX_PROFILE_SAMPLE_NUM
);
4342 LOG_ERROR("No memory to store samples.");
4346 uint64_t timestart_ms
= timeval_ms();
4348 * Some cores let us sample the PC without the
4349 * annoying halt/resume step; for example, ARMv7 PCSR.
4350 * Provide a way to use that more efficient mechanism.
4352 retval
= target_profiling(target
, samples
, MAX_PROFILE_SAMPLE_NUM
,
4353 &num_of_samples
, offset
);
4354 if (retval
!= ERROR_OK
) {
4358 uint32_t duration_ms
= timeval_ms() - timestart_ms
;
4360 assert(num_of_samples
<= MAX_PROFILE_SAMPLE_NUM
);
4362 retval
= target_poll(target
);
4363 if (retval
!= ERROR_OK
) {
4368 if (target
->state
== TARGET_RUNNING
&& halted_before_profiling
) {
4369 /* The target was halted before we started and is running now. Halt it,
4370 * for consistency. */
4371 retval
= target_halt(target
);
4372 if (retval
!= ERROR_OK
) {
4376 } else if (target
->state
== TARGET_HALTED
&& !halted_before_profiling
) {
4377 /* The target was running before we started and is halted now. Resume
4378 * it, for consistency. */
4379 retval
= target_resume(target
, 1, 0, 0, 0);
4380 if (retval
!= ERROR_OK
) {
4386 retval
= target_poll(target
);
4387 if (retval
!= ERROR_OK
) {
4392 uint32_t start_address
= 0;
4393 uint32_t end_address
= 0;
4394 bool with_range
= false;
4395 if (CMD_ARGC
== 4) {
4397 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[2], start_address
);
4398 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[3], end_address
);
4401 write_gmon(samples
, num_of_samples
, CMD_ARGV
[1],
4402 with_range
, start_address
, end_address
, target
, duration_ms
);
4403 command_print(CMD
, "Wrote %s", CMD_ARGV
[1]);
4409 static int new_u64_array_element(Jim_Interp
*interp
, const char *varname
, int idx
, uint64_t val
)
4412 Jim_Obj
*obj_name
, *obj_val
;
4415 namebuf
= alloc_printf("%s(%d)", varname
, idx
);
4419 obj_name
= Jim_NewStringObj(interp
, namebuf
, -1);
4420 jim_wide wide_val
= val
;
4421 obj_val
= Jim_NewWideObj(interp
, wide_val
);
4422 if (!obj_name
|| !obj_val
) {
4427 Jim_IncrRefCount(obj_name
);
4428 Jim_IncrRefCount(obj_val
);
4429 result
= Jim_SetVariable(interp
, obj_name
, obj_val
);
4430 Jim_DecrRefCount(interp
, obj_name
);
4431 Jim_DecrRefCount(interp
, obj_val
);
4433 /* printf("%s(%d) <= 0%08x\n", varname, idx, val); */
4437 static int target_mem2array(Jim_Interp
*interp
, struct target
*target
, int argc
, Jim_Obj
*const *argv
)
4441 LOG_WARNING("DEPRECATED! use 'read_memory' not 'mem2array'");
4443 /* argv[0] = name of array to receive the data
4444 * argv[1] = desired element width in bits
4445 * argv[2] = memory address
4446 * argv[3] = count of times to read
4447 * argv[4] = optional "phys"
4449 if (argc
< 4 || argc
> 5) {
4450 Jim_WrongNumArgs(interp
, 0, argv
, "varname width addr nelems [phys]");
4454 /* Arg 0: Name of the array variable */
4455 const char *varname
= Jim_GetString(argv
[0], NULL
);
4457 /* Arg 1: Bit width of one element */
4459 e
= Jim_GetLong(interp
, argv
[1], &l
);
4462 const unsigned int width_bits
= l
;
4464 if (width_bits
!= 8 &&
4468 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4469 Jim_AppendStrings(interp
, Jim_GetResult(interp
),
4470 "Invalid width param. Must be one of: 8, 16, 32 or 64.", NULL
);
4473 const unsigned int width
= width_bits
/ 8;
4475 /* Arg 2: Memory address */
4477 e
= Jim_GetWide(interp
, argv
[2], &wide_addr
);
4480 target_addr_t addr
= (target_addr_t
)wide_addr
;
4482 /* Arg 3: Number of elements to read */
4483 e
= Jim_GetLong(interp
, argv
[3], &l
);
4489 bool is_phys
= false;
4492 const char *phys
= Jim_GetString(argv
[4], &str_len
);
4493 if (!strncmp(phys
, "phys", str_len
))
4499 /* Argument checks */
4501 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4502 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "mem2array: zero width read?", NULL
);
4505 if ((addr
+ (len
* width
)) < addr
) {
4506 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4507 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "mem2array: addr + len - wraps to zero?", NULL
);
4511 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4512 Jim_AppendStrings(interp
, Jim_GetResult(interp
),
4513 "mem2array: too large read request, exceeds 64K items", NULL
);
4518 ((width
== 2) && ((addr
& 1) == 0)) ||
4519 ((width
== 4) && ((addr
& 3) == 0)) ||
4520 ((width
== 8) && ((addr
& 7) == 0))) {
4521 /* alignment correct */
4524 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4525 sprintf(buf
, "mem2array address: " TARGET_ADDR_FMT
" is not aligned for %" PRIu32
" byte reads",
4528 Jim_AppendStrings(interp
, Jim_GetResult(interp
), buf
, NULL
);
4537 const size_t buffersize
= 4096;
4538 uint8_t *buffer
= malloc(buffersize
);
4545 /* Slurp... in buffer size chunks */
4546 const unsigned int max_chunk_len
= buffersize
/ width
;
4547 const size_t chunk_len
= MIN(len
, max_chunk_len
); /* in elements.. */
4551 retval
= target_read_phys_memory(target
, addr
, width
, chunk_len
, buffer
);
4553 retval
= target_read_memory(target
, addr
, width
, chunk_len
, buffer
);
4554 if (retval
!= ERROR_OK
) {
4556 LOG_ERROR("mem2array: Read @ " TARGET_ADDR_FMT
", w=%u, cnt=%zu, failed",
4560 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4561 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "mem2array: cannot read memory", NULL
);
4565 for (size_t i
= 0; i
< chunk_len
; i
++, idx
++) {
4569 v
= target_buffer_get_u64(target
, &buffer
[i
*width
]);
4572 v
= target_buffer_get_u32(target
, &buffer
[i
*width
]);
4575 v
= target_buffer_get_u16(target
, &buffer
[i
*width
]);
4578 v
= buffer
[i
] & 0x0ff;
4581 new_u64_array_element(interp
, varname
, idx
, v
);
4584 addr
+= chunk_len
* width
;
4590 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4595 static int target_jim_read_memory(Jim_Interp
*interp
, int argc
,
4596 Jim_Obj
* const *argv
)
4599 * argv[1] = memory address
4600 * argv[2] = desired element width in bits
4601 * argv[3] = number of elements to read
4602 * argv[4] = optional "phys"
4605 if (argc
< 4 || argc
> 5) {
4606 Jim_WrongNumArgs(interp
, 1, argv
, "address width count ['phys']");
4610 /* Arg 1: Memory address. */
4613 e
= Jim_GetWide(interp
, argv
[1], &wide_addr
);
4618 target_addr_t addr
= (target_addr_t
)wide_addr
;
4620 /* Arg 2: Bit width of one element. */
4622 e
= Jim_GetLong(interp
, argv
[2], &l
);
4627 const unsigned int width_bits
= l
;
4629 /* Arg 3: Number of elements to read. */
4630 e
= Jim_GetLong(interp
, argv
[3], &l
);
4637 /* Arg 4: Optional 'phys'. */
4638 bool is_phys
= false;
4641 const char *phys
= Jim_GetString(argv
[4], NULL
);
4643 if (strcmp(phys
, "phys")) {
4644 Jim_SetResultFormatted(interp
, "invalid argument '%s', must be 'phys'", phys
);
4651 switch (width_bits
) {
4658 Jim_SetResultString(interp
, "invalid width, must be 8, 16, 32 or 64", -1);
4662 const unsigned int width
= width_bits
/ 8;
4664 if ((addr
+ (count
* width
)) < addr
) {
4665 Jim_SetResultString(interp
, "read_memory: addr + count wraps to zero", -1);
4669 if (count
> 65536) {
4670 Jim_SetResultString(interp
, "read_memory: too large read request, exeeds 64K elements", -1);
4674 struct command_context
*cmd_ctx
= current_command_context(interp
);
4675 assert(cmd_ctx
!= NULL
);
4676 struct target
*target
= get_current_target(cmd_ctx
);
4678 const size_t buffersize
= 4096;
4679 uint8_t *buffer
= malloc(buffersize
);
4682 LOG_ERROR("Failed to allocate memory");
4686 Jim_Obj
*result_list
= Jim_NewListObj(interp
, NULL
, 0);
4687 Jim_IncrRefCount(result_list
);
4690 const unsigned int max_chunk_len
= buffersize
/ width
;
4691 const size_t chunk_len
= MIN(count
, max_chunk_len
);
4696 retval
= target_read_phys_memory(target
, addr
, width
, chunk_len
, buffer
);
4698 retval
= target_read_memory(target
, addr
, width
, chunk_len
, buffer
);
4700 if (retval
!= ERROR_OK
) {
4701 LOG_ERROR("read_memory: read at " TARGET_ADDR_FMT
" with width=%u and count=%zu failed",
4702 addr
, width_bits
, chunk_len
);
4703 Jim_SetResultString(interp
, "read_memory: failed to read memory", -1);
4708 for (size_t i
= 0; i
< chunk_len
; i
++) {
4713 v
= target_buffer_get_u64(target
, &buffer
[i
* width
]);
4716 v
= target_buffer_get_u32(target
, &buffer
[i
* width
]);
4719 v
= target_buffer_get_u16(target
, &buffer
[i
* width
]);
4727 snprintf(value_buf
, sizeof(value_buf
), "0x%" PRIx64
, v
);
4729 Jim_ListAppendElement(interp
, result_list
,
4730 Jim_NewStringObj(interp
, value_buf
, -1));
4734 addr
+= chunk_len
* width
;
4740 Jim_DecrRefCount(interp
, result_list
);
4744 Jim_SetResult(interp
, result_list
);
4745 Jim_DecrRefCount(interp
, result_list
);
4750 static int get_u64_array_element(Jim_Interp
*interp
, const char *varname
, size_t idx
, uint64_t *val
)
4752 char *namebuf
= alloc_printf("%s(%zu)", varname
, idx
);
4756 Jim_Obj
*obj_name
= Jim_NewStringObj(interp
, namebuf
, -1);
4762 Jim_IncrRefCount(obj_name
);
4763 Jim_Obj
*obj_val
= Jim_GetVariable(interp
, obj_name
, JIM_ERRMSG
);
4764 Jim_DecrRefCount(interp
, obj_name
);
4770 int result
= Jim_GetWide(interp
, obj_val
, &wide_val
);
4775 static int target_array2mem(Jim_Interp
*interp
, struct target
*target
,
4776 int argc
, Jim_Obj
*const *argv
)
4780 LOG_WARNING("DEPRECATED! use 'write_memory' not 'array2mem'");
4782 /* argv[0] = name of array from which to read the data
4783 * argv[1] = desired element width in bits
4784 * argv[2] = memory address
4785 * argv[3] = number of elements to write
4786 * argv[4] = optional "phys"
4788 if (argc
< 4 || argc
> 5) {
4789 Jim_WrongNumArgs(interp
, 0, argv
, "varname width addr nelems [phys]");
4793 /* Arg 0: Name of the array variable */
4794 const char *varname
= Jim_GetString(argv
[0], NULL
);
4796 /* Arg 1: Bit width of one element */
4798 e
= Jim_GetLong(interp
, argv
[1], &l
);
4801 const unsigned int width_bits
= l
;
4803 if (width_bits
!= 8 &&
4807 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4808 Jim_AppendStrings(interp
, Jim_GetResult(interp
),
4809 "Invalid width param. Must be one of: 8, 16, 32 or 64.", NULL
);
4812 const unsigned int width
= width_bits
/ 8;
4814 /* Arg 2: Memory address */
4816 e
= Jim_GetWide(interp
, argv
[2], &wide_addr
);
4819 target_addr_t addr
= (target_addr_t
)wide_addr
;
4821 /* Arg 3: Number of elements to write */
4822 e
= Jim_GetLong(interp
, argv
[3], &l
);
4828 bool is_phys
= false;
4831 const char *phys
= Jim_GetString(argv
[4], &str_len
);
4832 if (!strncmp(phys
, "phys", str_len
))
4838 /* Argument checks */
4840 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4841 Jim_AppendStrings(interp
, Jim_GetResult(interp
),
4842 "array2mem: zero width read?", NULL
);
4846 if ((addr
+ (len
* width
)) < addr
) {
4847 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4848 Jim_AppendStrings(interp
, Jim_GetResult(interp
),
4849 "array2mem: addr + len - wraps to zero?", NULL
);
4854 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4855 Jim_AppendStrings(interp
, Jim_GetResult(interp
),
4856 "array2mem: too large memory write request, exceeds 64K items", NULL
);
4861 ((width
== 2) && ((addr
& 1) == 0)) ||
4862 ((width
== 4) && ((addr
& 3) == 0)) ||
4863 ((width
== 8) && ((addr
& 7) == 0))) {
4864 /* alignment correct */
4867 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4868 sprintf(buf
, "array2mem address: " TARGET_ADDR_FMT
" is not aligned for %" PRIu32
" byte reads",
4871 Jim_AppendStrings(interp
, Jim_GetResult(interp
), buf
, NULL
);
4880 const size_t buffersize
= 4096;
4881 uint8_t *buffer
= malloc(buffersize
);
4889 /* Slurp... in buffer size chunks */
4890 const unsigned int max_chunk_len
= buffersize
/ width
;
4892 const size_t chunk_len
= MIN(len
, max_chunk_len
); /* in elements.. */
4894 /* Fill the buffer */
4895 for (size_t i
= 0; i
< chunk_len
; i
++, idx
++) {
4897 if (get_u64_array_element(interp
, varname
, idx
, &v
) != JIM_OK
) {
4903 target_buffer_set_u64(target
, &buffer
[i
* width
], v
);
4906 target_buffer_set_u32(target
, &buffer
[i
* width
], v
);
4909 target_buffer_set_u16(target
, &buffer
[i
* width
], v
);
4912 buffer
[i
] = v
& 0x0ff;
4918 /* Write the buffer to memory */
4921 retval
= target_write_phys_memory(target
, addr
, width
, chunk_len
, buffer
);
4923 retval
= target_write_memory(target
, addr
, width
, chunk_len
, buffer
);
4924 if (retval
!= ERROR_OK
) {
4926 LOG_ERROR("array2mem: Write @ " TARGET_ADDR_FMT
", w=%u, cnt=%zu, failed",
4930 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4931 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "array2mem: cannot read memory", NULL
);
4935 addr
+= chunk_len
* width
;
4940 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
4945 static int target_jim_write_memory(Jim_Interp
*interp
, int argc
,
4946 Jim_Obj
* const *argv
)
4949 * argv[1] = memory address
4950 * argv[2] = desired element width in bits
4951 * argv[3] = list of data to write
4952 * argv[4] = optional "phys"
4955 if (argc
< 4 || argc
> 5) {
4956 Jim_WrongNumArgs(interp
, 1, argv
, "address width data ['phys']");
4960 /* Arg 1: Memory address. */
4963 e
= Jim_GetWide(interp
, argv
[1], &wide_addr
);
4968 target_addr_t addr
= (target_addr_t
)wide_addr
;
4970 /* Arg 2: Bit width of one element. */
4972 e
= Jim_GetLong(interp
, argv
[2], &l
);
4977 const unsigned int width_bits
= l
;
4978 size_t count
= Jim_ListLength(interp
, argv
[3]);
4980 /* Arg 4: Optional 'phys'. */
4981 bool is_phys
= false;
4984 const char *phys
= Jim_GetString(argv
[4], NULL
);
4986 if (strcmp(phys
, "phys")) {
4987 Jim_SetResultFormatted(interp
, "invalid argument '%s', must be 'phys'", phys
);
4994 switch (width_bits
) {
5001 Jim_SetResultString(interp
, "invalid width, must be 8, 16, 32 or 64", -1);
5005 const unsigned int width
= width_bits
/ 8;
5007 if ((addr
+ (count
* width
)) < addr
) {
5008 Jim_SetResultString(interp
, "write_memory: addr + len wraps to zero", -1);
5012 if (count
> 65536) {
5013 Jim_SetResultString(interp
, "write_memory: too large memory write request, exceeds 64K elements", -1);
5017 struct command_context
*cmd_ctx
= current_command_context(interp
);
5018 assert(cmd_ctx
!= NULL
);
5019 struct target
*target
= get_current_target(cmd_ctx
);
5021 const size_t buffersize
= 4096;
5022 uint8_t *buffer
= malloc(buffersize
);
5025 LOG_ERROR("Failed to allocate memory");
5032 const unsigned int max_chunk_len
= buffersize
/ width
;
5033 const size_t chunk_len
= MIN(count
, max_chunk_len
);
5035 for (size_t i
= 0; i
< chunk_len
; i
++, j
++) {
5036 Jim_Obj
*tmp
= Jim_ListGetIndex(interp
, argv
[3], j
);
5037 jim_wide element_wide
;
5038 Jim_GetWide(interp
, tmp
, &element_wide
);
5040 const uint64_t v
= element_wide
;
5044 target_buffer_set_u64(target
, &buffer
[i
* width
], v
);
5047 target_buffer_set_u32(target
, &buffer
[i
* width
], v
);
5050 target_buffer_set_u16(target
, &buffer
[i
* width
], v
);
5053 buffer
[i
] = v
& 0x0ff;
5063 retval
= target_write_phys_memory(target
, addr
, width
, chunk_len
, buffer
);
5065 retval
= target_write_memory(target
, addr
, width
, chunk_len
, buffer
);
5067 if (retval
!= ERROR_OK
) {
5068 LOG_ERROR("write_memory: write at " TARGET_ADDR_FMT
" with width=%u and count=%zu failed",
5069 addr
, width_bits
, chunk_len
);
5070 Jim_SetResultString(interp
, "write_memory: failed to write memory", -1);
5075 addr
+= chunk_len
* width
;
5083 /* FIX? should we propagate errors here rather than printing them
5086 void target_handle_event(struct target
*target
, enum target_event e
)
5088 struct target_event_action
*teap
;
5091 for (teap
= target
->event_action
; teap
; teap
= teap
->next
) {
5092 if (teap
->event
== e
) {
5093 LOG_DEBUG("target(%d): %s (%s) event: %d (%s) action: %s",
5094 target
->target_number
,
5095 target_name(target
),
5096 target_type_name(target
),
5098 target_event_name(e
),
5099 Jim_GetString(teap
->body
, NULL
));
5101 /* Override current target by the target an event
5102 * is issued from (lot of scripts need it).
5103 * Return back to previous override as soon
5104 * as the handler processing is done */
5105 struct command_context
*cmd_ctx
= current_command_context(teap
->interp
);
5106 struct target
*saved_target_override
= cmd_ctx
->current_target_override
;
5107 cmd_ctx
->current_target_override
= target
;
5109 retval
= Jim_EvalObj(teap
->interp
, teap
->body
);
5111 cmd_ctx
->current_target_override
= saved_target_override
;
5113 if (retval
== ERROR_COMMAND_CLOSE_CONNECTION
)
5116 if (retval
== JIM_RETURN
)
5117 retval
= teap
->interp
->returnCode
;
5119 if (retval
!= JIM_OK
) {
5120 Jim_MakeErrorMessage(teap
->interp
);
5121 LOG_USER("Error executing event %s on target %s:\n%s",
5122 target_event_name(e
),
5123 target_name(target
),
5124 Jim_GetString(Jim_GetResult(teap
->interp
), NULL
));
5125 /* clean both error code and stacktrace before return */
5126 Jim_Eval(teap
->interp
, "error \"\" \"\"");
5132 static int target_jim_get_reg(Jim_Interp
*interp
, int argc
,
5133 Jim_Obj
* const *argv
)
5138 const char *option
= Jim_GetString(argv
[1], NULL
);
5140 if (!strcmp(option
, "-force")) {
5145 Jim_SetResultFormatted(interp
, "invalid option '%s'", option
);
5151 Jim_WrongNumArgs(interp
, 1, argv
, "[-force] list");
5155 const int length
= Jim_ListLength(interp
, argv
[1]);
5157 Jim_Obj
*result_dict
= Jim_NewDictObj(interp
, NULL
, 0);
5162 struct command_context
*cmd_ctx
= current_command_context(interp
);
5163 assert(cmd_ctx
!= NULL
);
5164 const struct target
*target
= get_current_target(cmd_ctx
);
5166 for (int i
= 0; i
< length
; i
++) {
5167 Jim_Obj
*elem
= Jim_ListGetIndex(interp
, argv
[1], i
);
5172 const char *reg_name
= Jim_String(elem
);
5174 struct reg
*reg
= register_get_by_name(target
->reg_cache
, reg_name
,
5177 if (!reg
|| !reg
->exist
) {
5178 Jim_SetResultFormatted(interp
, "unknown register '%s'", reg_name
);
5183 int retval
= reg
->type
->get(reg
);
5185 if (retval
!= ERROR_OK
) {
5186 Jim_SetResultFormatted(interp
, "failed to read register '%s'",
5192 char *reg_value
= buf_to_hex_str(reg
->value
, reg
->size
);
5195 LOG_ERROR("Failed to allocate memory");
5199 char *tmp
= alloc_printf("0x%s", reg_value
);
5204 LOG_ERROR("Failed to allocate memory");
5208 Jim_DictAddElement(interp
, result_dict
, elem
,
5209 Jim_NewStringObj(interp
, tmp
, -1));
5214 Jim_SetResult(interp
, result_dict
);
5219 static int target_jim_set_reg(Jim_Interp
*interp
, int argc
,
5220 Jim_Obj
* const *argv
)
5223 Jim_WrongNumArgs(interp
, 1, argv
, "dict");
5228 #if JIM_VERSION >= 80
5229 Jim_Obj
**dict
= Jim_DictPairs(interp
, argv
[1], &tmp
);
5235 int ret
= Jim_DictPairs(interp
, argv
[1], &dict
, &tmp
);
5241 const unsigned int length
= tmp
;
5242 struct command_context
*cmd_ctx
= current_command_context(interp
);
5244 const struct target
*target
= get_current_target(cmd_ctx
);
5246 for (unsigned int i
= 0; i
< length
; i
+= 2) {
5247 const char *reg_name
= Jim_String(dict
[i
]);
5248 const char *reg_value
= Jim_String(dict
[i
+ 1]);
5249 struct reg
*reg
= register_get_by_name(target
->reg_cache
, reg_name
,
5252 if (!reg
|| !reg
->exist
) {
5253 Jim_SetResultFormatted(interp
, "unknown register '%s'", reg_name
);
5257 uint8_t *buf
= malloc(DIV_ROUND_UP(reg
->size
, 8));
5260 LOG_ERROR("Failed to allocate memory");
5264 str_to_buf(reg_value
, strlen(reg_value
), buf
, reg
->size
, 0);
5265 int retval
= reg
->type
->set(reg
, buf
);
5268 if (retval
!= ERROR_OK
) {
5269 Jim_SetResultFormatted(interp
, "failed to set '%s' to register '%s'",
5270 reg_value
, reg_name
);
5279 * Returns true only if the target has a handler for the specified event.
5281 bool target_has_event_action(struct target
*target
, enum target_event event
)
5283 struct target_event_action
*teap
;
5285 for (teap
= target
->event_action
; teap
; teap
= teap
->next
) {
5286 if (teap
->event
== event
)
5292 enum target_cfg_param
{
5295 TCFG_WORK_AREA_VIRT
,
5296 TCFG_WORK_AREA_PHYS
,
5297 TCFG_WORK_AREA_SIZE
,
5298 TCFG_WORK_AREA_BACKUP
,
5301 TCFG_CHAIN_POSITION
,
5306 TCFG_GDB_MAX_CONNECTIONS
,
5309 static struct jim_nvp nvp_config_opts
[] = {
5310 { .name
= "-type", .value
= TCFG_TYPE
},
5311 { .name
= "-event", .value
= TCFG_EVENT
},
5312 { .name
= "-work-area-virt", .value
= TCFG_WORK_AREA_VIRT
},
5313 { .name
= "-work-area-phys", .value
= TCFG_WORK_AREA_PHYS
},
5314 { .name
= "-work-area-size", .value
= TCFG_WORK_AREA_SIZE
},
5315 { .name
= "-work-area-backup", .value
= TCFG_WORK_AREA_BACKUP
},
5316 { .name
= "-endian", .value
= TCFG_ENDIAN
},
5317 { .name
= "-coreid", .value
= TCFG_COREID
},
5318 { .name
= "-chain-position", .value
= TCFG_CHAIN_POSITION
},
5319 { .name
= "-dbgbase", .value
= TCFG_DBGBASE
},
5320 { .name
= "-rtos", .value
= TCFG_RTOS
},
5321 { .name
= "-defer-examine", .value
= TCFG_DEFER_EXAMINE
},
5322 { .name
= "-gdb-port", .value
= TCFG_GDB_PORT
},
5323 { .name
= "-gdb-max-connections", .value
= TCFG_GDB_MAX_CONNECTIONS
},
5324 { .name
= NULL
, .value
= -1 }
5327 static int target_configure(struct jim_getopt_info
*goi
, struct target
*target
)
5334 /* parse config or cget options ... */
5335 while (goi
->argc
> 0) {
5336 Jim_SetEmptyResult(goi
->interp
);
5337 /* jim_getopt_debug(goi); */
5339 if (target
->type
->target_jim_configure
) {
5340 /* target defines a configure function */
5341 /* target gets first dibs on parameters */
5342 e
= (*(target
->type
->target_jim_configure
))(target
, goi
);
5351 /* otherwise we 'continue' below */
5353 e
= jim_getopt_nvp(goi
, nvp_config_opts
, &n
);
5355 jim_getopt_nvp_unknown(goi
, nvp_config_opts
, 0);
5361 if (goi
->isconfigure
) {
5362 Jim_SetResultFormatted(goi
->interp
,
5363 "not settable: %s", n
->name
);
5367 if (goi
->argc
!= 0) {
5368 Jim_WrongNumArgs(goi
->interp
,
5369 goi
->argc
, goi
->argv
,
5374 Jim_SetResultString(goi
->interp
,
5375 target_type_name(target
), -1);
5379 if (goi
->argc
== 0) {
5380 Jim_WrongNumArgs(goi
->interp
, goi
->argc
, goi
->argv
, "-event ?event-name? ...");
5384 e
= jim_getopt_nvp(goi
, nvp_target_event
, &n
);
5386 jim_getopt_nvp_unknown(goi
, nvp_target_event
, 1);
5390 if (goi
->isconfigure
) {
5391 if (goi
->argc
!= 1) {
5392 Jim_WrongNumArgs(goi
->interp
, goi
->argc
, goi
->argv
, "-event ?event-name? ?EVENT-BODY?");
5396 if (goi
->argc
!= 0) {
5397 Jim_WrongNumArgs(goi
->interp
, goi
->argc
, goi
->argv
, "-event ?event-name?");
5403 struct target_event_action
*teap
;
5405 teap
= target
->event_action
;
5406 /* replace existing? */
5408 if (teap
->event
== (enum target_event
)n
->value
)
5413 if (goi
->isconfigure
) {
5414 /* START_DEPRECATED_TPIU */
5415 if (n
->value
== TARGET_EVENT_TRACE_CONFIG
)
5416 LOG_INFO("DEPRECATED target event %s; use TPIU events {pre,post}-{enable,disable}", n
->name
);
5417 /* END_DEPRECATED_TPIU */
5419 bool replace
= true;
5422 teap
= calloc(1, sizeof(*teap
));
5425 teap
->event
= n
->value
;
5426 teap
->interp
= goi
->interp
;
5427 jim_getopt_obj(goi
, &o
);
5429 Jim_DecrRefCount(teap
->interp
, teap
->body
);
5430 teap
->body
= Jim_DuplicateObj(goi
->interp
, o
);
5433 * Tcl/TK - "tk events" have a nice feature.
5434 * See the "BIND" command.
5435 * We should support that here.
5436 * You can specify %X and %Y in the event code.
5437 * The idea is: %T - target name.
5438 * The idea is: %N - target number
5439 * The idea is: %E - event name.
5441 Jim_IncrRefCount(teap
->body
);
5444 /* add to head of event list */
5445 teap
->next
= target
->event_action
;
5446 target
->event_action
= teap
;
5448 Jim_SetEmptyResult(goi
->interp
);
5452 Jim_SetEmptyResult(goi
->interp
);
5454 Jim_SetResult(goi
->interp
, Jim_DuplicateObj(goi
->interp
, teap
->body
));
5460 case TCFG_WORK_AREA_VIRT
:
5461 if (goi
->isconfigure
) {
5462 target_free_all_working_areas(target
);
5463 e
= jim_getopt_wide(goi
, &w
);
5466 target
->working_area_virt
= w
;
5467 target
->working_area_virt_spec
= true;
5472 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->working_area_virt
));
5476 case TCFG_WORK_AREA_PHYS
:
5477 if (goi
->isconfigure
) {
5478 target_free_all_working_areas(target
);
5479 e
= jim_getopt_wide(goi
, &w
);
5482 target
->working_area_phys
= w
;
5483 target
->working_area_phys_spec
= true;
5488 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->working_area_phys
));
5492 case TCFG_WORK_AREA_SIZE
:
5493 if (goi
->isconfigure
) {
5494 target_free_all_working_areas(target
);
5495 e
= jim_getopt_wide(goi
, &w
);
5498 target
->working_area_size
= w
;
5503 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->working_area_size
));
5507 case TCFG_WORK_AREA_BACKUP
:
5508 if (goi
->isconfigure
) {
5509 target_free_all_working_areas(target
);
5510 e
= jim_getopt_wide(goi
, &w
);
5513 /* make this exactly 1 or 0 */
5514 target
->backup_working_area
= (!!w
);
5519 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->backup_working_area
));
5520 /* loop for more e*/
5525 if (goi
->isconfigure
) {
5526 e
= jim_getopt_nvp(goi
, nvp_target_endian
, &n
);
5528 jim_getopt_nvp_unknown(goi
, nvp_target_endian
, 1);
5531 target
->endianness
= n
->value
;
5536 n
= jim_nvp_value2name_simple(nvp_target_endian
, target
->endianness
);
5538 target
->endianness
= TARGET_LITTLE_ENDIAN
;
5539 n
= jim_nvp_value2name_simple(nvp_target_endian
, target
->endianness
);
5541 Jim_SetResultString(goi
->interp
, n
->name
, -1);
5546 if (goi
->isconfigure
) {
5547 e
= jim_getopt_wide(goi
, &w
);
5550 target
->coreid
= (int32_t)w
;
5555 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->coreid
));
5559 case TCFG_CHAIN_POSITION
:
5560 if (goi
->isconfigure
) {
5562 struct jtag_tap
*tap
;
5564 if (target
->has_dap
) {
5565 Jim_SetResultString(goi
->interp
,
5566 "target requires -dap parameter instead of -chain-position!", -1);
5570 target_free_all_working_areas(target
);
5571 e
= jim_getopt_obj(goi
, &o_t
);
5574 tap
= jtag_tap_by_jim_obj(goi
->interp
, o_t
);
5578 target
->tap_configured
= true;
5583 Jim_SetResultString(goi
->interp
, target
->tap
->dotted_name
, -1);
5584 /* loop for more e*/
5587 if (goi
->isconfigure
) {
5588 e
= jim_getopt_wide(goi
, &w
);
5591 target
->dbgbase
= (uint32_t)w
;
5592 target
->dbgbase_set
= true;
5597 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->dbgbase
));
5603 int result
= rtos_create(goi
, target
);
5604 if (result
!= JIM_OK
)
5610 case TCFG_DEFER_EXAMINE
:
5612 target
->defer_examine
= true;
5617 if (goi
->isconfigure
) {
5618 struct command_context
*cmd_ctx
= current_command_context(goi
->interp
);
5619 if (cmd_ctx
->mode
!= COMMAND_CONFIG
) {
5620 Jim_SetResultString(goi
->interp
, "-gdb-port must be configured before 'init'", -1);
5625 e
= jim_getopt_string(goi
, &s
, NULL
);
5628 free(target
->gdb_port_override
);
5629 target
->gdb_port_override
= strdup(s
);
5634 Jim_SetResultString(goi
->interp
, target
->gdb_port_override
? target
->gdb_port_override
: "undefined", -1);
5638 case TCFG_GDB_MAX_CONNECTIONS
:
5639 if (goi
->isconfigure
) {
5640 struct command_context
*cmd_ctx
= current_command_context(goi
->interp
);
5641 if (cmd_ctx
->mode
!= COMMAND_CONFIG
) {
5642 Jim_SetResultString(goi
->interp
, "-gdb-max-connections must be configured before 'init'", -1);
5646 e
= jim_getopt_wide(goi
, &w
);
5649 target
->gdb_max_connections
= (w
< 0) ? CONNECTION_LIMIT_UNLIMITED
: (int)w
;
5654 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->gdb_max_connections
));
5657 } /* while (goi->argc) */
5660 /* done - we return */
5664 static int jim_target_configure(Jim_Interp
*interp
, int argc
, Jim_Obj
* const *argv
)
5666 struct command
*c
= jim_to_command(interp
);
5667 struct jim_getopt_info goi
;
5669 jim_getopt_setup(&goi
, interp
, argc
- 1, argv
+ 1);
5670 goi
.isconfigure
= !strcmp(c
->name
, "configure");
5672 Jim_WrongNumArgs(goi
.interp
, goi
.argc
, goi
.argv
,
5673 "missing: -option ...");
5676 struct command_context
*cmd_ctx
= current_command_context(interp
);
5678 struct target
*target
= get_current_target(cmd_ctx
);
5679 return target_configure(&goi
, target
);
5682 static int jim_target_mem2array(Jim_Interp
*interp
,
5683 int argc
, Jim_Obj
*const *argv
)
5685 struct command_context
*cmd_ctx
= current_command_context(interp
);
5687 struct target
*target
= get_current_target(cmd_ctx
);
5688 return target_mem2array(interp
, target
, argc
- 1, argv
+ 1);
5691 static int jim_target_array2mem(Jim_Interp
*interp
,
5692 int argc
, Jim_Obj
*const *argv
)
5694 struct command_context
*cmd_ctx
= current_command_context(interp
);
5696 struct target
*target
= get_current_target(cmd_ctx
);
5697 return target_array2mem(interp
, target
, argc
- 1, argv
+ 1);
5700 static int jim_target_tap_disabled(Jim_Interp
*interp
)
5702 Jim_SetResultFormatted(interp
, "[TAP is disabled]");
5706 static int jim_target_examine(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5708 bool allow_defer
= false;
5710 struct jim_getopt_info goi
;
5711 jim_getopt_setup(&goi
, interp
, argc
- 1, argv
+ 1);
5713 const char *cmd_name
= Jim_GetString(argv
[0], NULL
);
5714 Jim_SetResultFormatted(goi
.interp
,
5715 "usage: %s ['allow-defer']", cmd_name
);
5719 strcmp(Jim_GetString(argv
[1], NULL
), "allow-defer") == 0) {
5722 int e
= jim_getopt_obj(&goi
, &obj
);
5728 struct command_context
*cmd_ctx
= current_command_context(interp
);
5730 struct target
*target
= get_current_target(cmd_ctx
);
5731 if (!target
->tap
->enabled
)
5732 return jim_target_tap_disabled(interp
);
5734 if (allow_defer
&& target
->defer_examine
) {
5735 LOG_INFO("Deferring arp_examine of %s", target_name(target
));
5736 LOG_INFO("Use arp_examine command to examine it manually!");
5740 int e
= target
->type
->examine(target
);
5741 if (e
!= ERROR_OK
) {
5742 target_reset_examined(target
);
5746 target_set_examined(target
);
5751 static int jim_target_was_examined(Jim_Interp
*interp
, int argc
, Jim_Obj
* const *argv
)
5753 struct command_context
*cmd_ctx
= current_command_context(interp
);
5755 struct target
*target
= get_current_target(cmd_ctx
);
5757 Jim_SetResultBool(interp
, target_was_examined(target
));
5761 static int jim_target_examine_deferred(Jim_Interp
*interp
, int argc
, Jim_Obj
* const *argv
)
5763 struct command_context
*cmd_ctx
= current_command_context(interp
);
5765 struct target
*target
= get_current_target(cmd_ctx
);
5767 Jim_SetResultBool(interp
, target
->defer_examine
);
5771 static int jim_target_halt_gdb(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5774 Jim_WrongNumArgs(interp
, 1, argv
, "[no parameters]");
5777 struct command_context
*cmd_ctx
= current_command_context(interp
);
5779 struct target
*target
= get_current_target(cmd_ctx
);
5781 if (target_call_event_callbacks(target
, TARGET_EVENT_GDB_HALT
) != ERROR_OK
)
5787 static int jim_target_poll(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5790 Jim_WrongNumArgs(interp
, 1, argv
, "[no parameters]");
5793 struct command_context
*cmd_ctx
= current_command_context(interp
);
5795 struct target
*target
= get_current_target(cmd_ctx
);
5796 if (!target
->tap
->enabled
)
5797 return jim_target_tap_disabled(interp
);
5800 if (!(target_was_examined(target
)))
5801 e
= ERROR_TARGET_NOT_EXAMINED
;
5803 e
= target
->type
->poll(target
);
5809 static int jim_target_reset(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5811 struct jim_getopt_info goi
;
5812 jim_getopt_setup(&goi
, interp
, argc
- 1, argv
+ 1);
5814 if (goi
.argc
!= 2) {
5815 Jim_WrongNumArgs(interp
, 0, argv
,
5816 "([tT]|[fF]|assert|deassert) BOOL");
5821 int e
= jim_getopt_nvp(&goi
, nvp_assert
, &n
);
5823 jim_getopt_nvp_unknown(&goi
, nvp_assert
, 1);
5826 /* the halt or not param */
5828 e
= jim_getopt_wide(&goi
, &a
);
5832 struct command_context
*cmd_ctx
= current_command_context(interp
);
5834 struct target
*target
= get_current_target(cmd_ctx
);
5835 if (!target
->tap
->enabled
)
5836 return jim_target_tap_disabled(interp
);
5838 if (!target
->type
->assert_reset
|| !target
->type
->deassert_reset
) {
5839 Jim_SetResultFormatted(interp
,
5840 "No target-specific reset for %s",
5841 target_name(target
));
5845 if (target
->defer_examine
)
5846 target_reset_examined(target
);
5848 /* determine if we should halt or not. */
5849 target
->reset_halt
= (a
!= 0);
5850 /* When this happens - all workareas are invalid. */
5851 target_free_all_working_areas_restore(target
, 0);
5854 if (n
->value
== NVP_ASSERT
)
5855 e
= target
->type
->assert_reset(target
);
5857 e
= target
->type
->deassert_reset(target
);
5858 return (e
== ERROR_OK
) ? JIM_OK
: JIM_ERR
;
5861 static int jim_target_halt(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5864 Jim_WrongNumArgs(interp
, 1, argv
, "[no parameters]");
5867 struct command_context
*cmd_ctx
= current_command_context(interp
);
5869 struct target
*target
= get_current_target(cmd_ctx
);
5870 if (!target
->tap
->enabled
)
5871 return jim_target_tap_disabled(interp
);
5872 int e
= target
->type
->halt(target
);
5873 return (e
== ERROR_OK
) ? JIM_OK
: JIM_ERR
;
5876 static int jim_target_wait_state(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5878 struct jim_getopt_info goi
;
5879 jim_getopt_setup(&goi
, interp
, argc
- 1, argv
+ 1);
5881 /* params: <name> statename timeoutmsecs */
5882 if (goi
.argc
!= 2) {
5883 const char *cmd_name
= Jim_GetString(argv
[0], NULL
);
5884 Jim_SetResultFormatted(goi
.interp
,
5885 "%s <state_name> <timeout_in_msec>", cmd_name
);
5890 int e
= jim_getopt_nvp(&goi
, nvp_target_state
, &n
);
5892 jim_getopt_nvp_unknown(&goi
, nvp_target_state
, 1);
5896 e
= jim_getopt_wide(&goi
, &a
);
5899 struct command_context
*cmd_ctx
= current_command_context(interp
);
5901 struct target
*target
= get_current_target(cmd_ctx
);
5902 if (!target
->tap
->enabled
)
5903 return jim_target_tap_disabled(interp
);
5905 e
= target_wait_state(target
, n
->value
, a
);
5906 if (e
!= ERROR_OK
) {
5907 Jim_Obj
*obj
= Jim_NewIntObj(interp
, e
);
5908 Jim_SetResultFormatted(goi
.interp
,
5909 "target: %s wait %s fails (%#s) %s",
5910 target_name(target
), n
->name
,
5911 obj
, target_strerror_safe(e
));
5916 /* List for human, Events defined for this target.
5917 * scripts/programs should use 'name cget -event NAME'
5919 COMMAND_HANDLER(handle_target_event_list
)
5921 struct target
*target
= get_current_target(CMD_CTX
);
5922 struct target_event_action
*teap
= target
->event_action
;
5924 command_print(CMD
, "Event actions for target (%d) %s\n",
5925 target
->target_number
,
5926 target_name(target
));
5927 command_print(CMD
, "%-25s | Body", "Event");
5928 command_print(CMD
, "------------------------- | "
5929 "----------------------------------------");
5931 command_print(CMD
, "%-25s | %s",
5932 target_event_name(teap
->event
),
5933 Jim_GetString(teap
->body
, NULL
));
5936 command_print(CMD
, "***END***");
5939 static int jim_target_current_state(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5942 Jim_WrongNumArgs(interp
, 1, argv
, "[no parameters]");
5945 struct command_context
*cmd_ctx
= current_command_context(interp
);
5947 struct target
*target
= get_current_target(cmd_ctx
);
5948 Jim_SetResultString(interp
, target_state_name(target
), -1);
5951 static int jim_target_invoke_event(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5953 struct jim_getopt_info goi
;
5954 jim_getopt_setup(&goi
, interp
, argc
- 1, argv
+ 1);
5955 if (goi
.argc
!= 1) {
5956 const char *cmd_name
= Jim_GetString(argv
[0], NULL
);
5957 Jim_SetResultFormatted(goi
.interp
, "%s <eventname>", cmd_name
);
5961 int e
= jim_getopt_nvp(&goi
, nvp_target_event
, &n
);
5963 jim_getopt_nvp_unknown(&goi
, nvp_target_event
, 1);
5966 struct command_context
*cmd_ctx
= current_command_context(interp
);
5968 struct target
*target
= get_current_target(cmd_ctx
);
5969 target_handle_event(target
, n
->value
);
5973 static const struct command_registration target_instance_command_handlers
[] = {
5975 .name
= "configure",
5976 .mode
= COMMAND_ANY
,
5977 .jim_handler
= jim_target_configure
,
5978 .help
= "configure a new target for use",
5979 .usage
= "[target_attribute ...]",
5983 .mode
= COMMAND_ANY
,
5984 .jim_handler
= jim_target_configure
,
5985 .help
= "returns the specified target attribute",
5986 .usage
= "target_attribute",
5990 .handler
= handle_mw_command
,
5991 .mode
= COMMAND_EXEC
,
5992 .help
= "Write 64-bit word(s) to target memory",
5993 .usage
= "address data [count]",
5997 .handler
= handle_mw_command
,
5998 .mode
= COMMAND_EXEC
,
5999 .help
= "Write 32-bit word(s) to target memory",
6000 .usage
= "address data [count]",
6004 .handler
= handle_mw_command
,
6005 .mode
= COMMAND_EXEC
,
6006 .help
= "Write 16-bit half-word(s) to target memory",
6007 .usage
= "address data [count]",
6011 .handler
= handle_mw_command
,
6012 .mode
= COMMAND_EXEC
,
6013 .help
= "Write byte(s) to target memory",
6014 .usage
= "address data [count]",
6018 .handler
= handle_md_command
,
6019 .mode
= COMMAND_EXEC
,
6020 .help
= "Display target memory as 64-bit words",
6021 .usage
= "address [count]",
6025 .handler
= handle_md_command
,
6026 .mode
= COMMAND_EXEC
,
6027 .help
= "Display target memory as 32-bit words",
6028 .usage
= "address [count]",
6032 .handler
= handle_md_command
,
6033 .mode
= COMMAND_EXEC
,
6034 .help
= "Display target memory as 16-bit half-words",
6035 .usage
= "address [count]",
6039 .handler
= handle_md_command
,
6040 .mode
= COMMAND_EXEC
,
6041 .help
= "Display target memory as 8-bit bytes",
6042 .usage
= "address [count]",
6045 .name
= "array2mem",
6046 .mode
= COMMAND_EXEC
,
6047 .jim_handler
= jim_target_array2mem
,
6048 .help
= "Writes Tcl array of 8/16/32 bit numbers "
6050 .usage
= "arrayname bitwidth address count",
6053 .name
= "mem2array",
6054 .mode
= COMMAND_EXEC
,
6055 .jim_handler
= jim_target_mem2array
,
6056 .help
= "Loads Tcl array of 8/16/32 bit numbers "
6057 "from target memory",
6058 .usage
= "arrayname bitwidth address count",
6062 .mode
= COMMAND_EXEC
,
6063 .jim_handler
= target_jim_get_reg
,
6064 .help
= "Get register values from the target",
6069 .mode
= COMMAND_EXEC
,
6070 .jim_handler
= target_jim_set_reg
,
6071 .help
= "Set target register values",
6075 .name
= "read_memory",
6076 .mode
= COMMAND_EXEC
,
6077 .jim_handler
= target_jim_read_memory
,
6078 .help
= "Read Tcl list of 8/16/32/64 bit numbers from target memory",
6079 .usage
= "address width count ['phys']",
6082 .name
= "write_memory",
6083 .mode
= COMMAND_EXEC
,
6084 .jim_handler
= target_jim_write_memory
,
6085 .help
= "Write Tcl list of 8/16/32/64 bit numbers to target memory",
6086 .usage
= "address width data ['phys']",
6089 .name
= "eventlist",
6090 .handler
= handle_target_event_list
,
6091 .mode
= COMMAND_EXEC
,
6092 .help
= "displays a table of events defined for this target",
6097 .mode
= COMMAND_EXEC
,
6098 .jim_handler
= jim_target_current_state
,
6099 .help
= "displays the current state of this target",
6102 .name
= "arp_examine",
6103 .mode
= COMMAND_EXEC
,
6104 .jim_handler
= jim_target_examine
,
6105 .help
= "used internally for reset processing",
6106 .usage
= "['allow-defer']",
6109 .name
= "was_examined",
6110 .mode
= COMMAND_EXEC
,
6111 .jim_handler
= jim_target_was_examined
,
6112 .help
= "used internally for reset processing",
6115 .name
= "examine_deferred",
6116 .mode
= COMMAND_EXEC
,
6117 .jim_handler
= jim_target_examine_deferred
,
6118 .help
= "used internally for reset processing",
6121 .name
= "arp_halt_gdb",
6122 .mode
= COMMAND_EXEC
,
6123 .jim_handler
= jim_target_halt_gdb
,
6124 .help
= "used internally for reset processing to halt GDB",
6128 .mode
= COMMAND_EXEC
,
6129 .jim_handler
= jim_target_poll
,
6130 .help
= "used internally for reset processing",
6133 .name
= "arp_reset",
6134 .mode
= COMMAND_EXEC
,
6135 .jim_handler
= jim_target_reset
,
6136 .help
= "used internally for reset processing",
6140 .mode
= COMMAND_EXEC
,
6141 .jim_handler
= jim_target_halt
,
6142 .help
= "used internally for reset processing",
6145 .name
= "arp_waitstate",
6146 .mode
= COMMAND_EXEC
,
6147 .jim_handler
= jim_target_wait_state
,
6148 .help
= "used internally for reset processing",
6151 .name
= "invoke-event",
6152 .mode
= COMMAND_EXEC
,
6153 .jim_handler
= jim_target_invoke_event
,
6154 .help
= "invoke handler for specified event",
6155 .usage
= "event_name",
6157 COMMAND_REGISTRATION_DONE
6160 static int target_create(struct jim_getopt_info
*goi
)
6167 struct target
*target
;
6168 struct command_context
*cmd_ctx
;
6170 cmd_ctx
= current_command_context(goi
->interp
);
6173 if (goi
->argc
< 3) {
6174 Jim_WrongNumArgs(goi
->interp
, 1, goi
->argv
, "?name? ?type? ..options...");
6179 jim_getopt_obj(goi
, &new_cmd
);
6180 /* does this command exist? */
6181 cmd
= Jim_GetCommand(goi
->interp
, new_cmd
, JIM_NONE
);
6183 cp
= Jim_GetString(new_cmd
, NULL
);
6184 Jim_SetResultFormatted(goi
->interp
, "Command/target: %s Exists", cp
);
6189 e
= jim_getopt_string(goi
, &cp
, NULL
);
6192 struct transport
*tr
= get_current_transport();
6193 if (tr
->override_target
) {
6194 e
= tr
->override_target(&cp
);
6195 if (e
!= ERROR_OK
) {
6196 LOG_ERROR("The selected transport doesn't support this target");
6199 LOG_INFO("The selected transport took over low-level target control. The results might differ compared to plain JTAG/SWD");
6201 /* now does target type exist */
6202 for (x
= 0 ; target_types
[x
] ; x
++) {
6203 if (strcmp(cp
, target_types
[x
]->name
) == 0) {
6208 if (!target_types
[x
]) {
6209 Jim_SetResultFormatted(goi
->interp
, "Unknown target type %s, try one of ", cp
);
6210 for (x
= 0 ; target_types
[x
] ; x
++) {
6211 if (target_types
[x
+ 1]) {
6212 Jim_AppendStrings(goi
->interp
,
6213 Jim_GetResult(goi
->interp
),
6214 target_types
[x
]->name
,
6217 Jim_AppendStrings(goi
->interp
,
6218 Jim_GetResult(goi
->interp
),
6220 target_types
[x
]->name
, NULL
);
6227 target
= calloc(1, sizeof(struct target
));
6229 LOG_ERROR("Out of memory");
6233 /* set empty smp cluster */
6234 target
->smp_targets
= &empty_smp_targets
;
6236 /* set target number */
6237 target
->target_number
= new_target_number();
6239 /* allocate memory for each unique target type */
6240 target
->type
= malloc(sizeof(struct target_type
));
6241 if (!target
->type
) {
6242 LOG_ERROR("Out of memory");
6247 memcpy(target
->type
, target_types
[x
], sizeof(struct target_type
));
6249 /* default to first core, override with -coreid */
6252 target
->working_area
= 0x0;
6253 target
->working_area_size
= 0x0;
6254 target
->working_areas
= NULL
;
6255 target
->backup_working_area
= 0;
6257 target
->state
= TARGET_UNKNOWN
;
6258 target
->debug_reason
= DBG_REASON_UNDEFINED
;
6259 target
->reg_cache
= NULL
;
6260 target
->breakpoints
= NULL
;
6261 target
->watchpoints
= NULL
;
6262 target
->next
= NULL
;
6263 target
->arch_info
= NULL
;
6265 target
->verbose_halt_msg
= true;
6267 target
->halt_issued
= false;
6269 /* initialize trace information */
6270 target
->trace_info
= calloc(1, sizeof(struct trace
));
6271 if (!target
->trace_info
) {
6272 LOG_ERROR("Out of memory");
6278 target
->dbgmsg
= NULL
;
6279 target
->dbg_msg_enabled
= 0;
6281 target
->endianness
= TARGET_ENDIAN_UNKNOWN
;
6283 target
->rtos
= NULL
;
6284 target
->rtos_auto_detect
= false;
6286 target
->gdb_port_override
= NULL
;
6287 target
->gdb_max_connections
= 1;
6289 /* Do the rest as "configure" options */
6290 goi
->isconfigure
= 1;
6291 e
= target_configure(goi
, target
);
6294 if (target
->has_dap
) {
6295 if (!target
->dap_configured
) {
6296 Jim_SetResultString(goi
->interp
, "-dap ?name? required when creating target", -1);
6300 if (!target
->tap_configured
) {
6301 Jim_SetResultString(goi
->interp
, "-chain-position ?name? required when creating target", -1);
6305 /* tap must be set after target was configured */
6311 rtos_destroy(target
);
6312 free(target
->gdb_port_override
);
6313 free(target
->trace_info
);
6319 if (target
->endianness
== TARGET_ENDIAN_UNKNOWN
) {
6320 /* default endian to little if not specified */
6321 target
->endianness
= TARGET_LITTLE_ENDIAN
;
6324 cp
= Jim_GetString(new_cmd
, NULL
);
6325 target
->cmd_name
= strdup(cp
);
6326 if (!target
->cmd_name
) {
6327 LOG_ERROR("Out of memory");
6328 rtos_destroy(target
);
6329 free(target
->gdb_port_override
);
6330 free(target
->trace_info
);
6336 if (target
->type
->target_create
) {
6337 e
= (*(target
->type
->target_create
))(target
, goi
->interp
);
6338 if (e
!= ERROR_OK
) {
6339 LOG_DEBUG("target_create failed");
6340 free(target
->cmd_name
);
6341 rtos_destroy(target
);
6342 free(target
->gdb_port_override
);
6343 free(target
->trace_info
);
6350 /* create the target specific commands */
6351 if (target
->type
->commands
) {
6352 e
= register_commands(cmd_ctx
, NULL
, target
->type
->commands
);
6354 LOG_ERROR("unable to register '%s' commands", cp
);
6357 /* now - create the new target name command */
6358 const struct command_registration target_subcommands
[] = {
6360 .chain
= target_instance_command_handlers
,
6363 .chain
= target
->type
->commands
,
6365 COMMAND_REGISTRATION_DONE
6367 const struct command_registration target_commands
[] = {
6370 .mode
= COMMAND_ANY
,
6371 .help
= "target command group",
6373 .chain
= target_subcommands
,
6375 COMMAND_REGISTRATION_DONE
6377 e
= register_commands_override_target(cmd_ctx
, NULL
, target_commands
, target
);
6378 if (e
!= ERROR_OK
) {
6379 if (target
->type
->deinit_target
)
6380 target
->type
->deinit_target(target
);
6381 free(target
->cmd_name
);
6382 rtos_destroy(target
);
6383 free(target
->gdb_port_override
);
6384 free(target
->trace_info
);
6390 /* append to end of list */
6391 append_to_list_all_targets(target
);
6393 cmd_ctx
->current_target
= target
;
6397 static int jim_target_current(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
6400 Jim_WrongNumArgs(interp
, 1, argv
, "Too many parameters");
6403 struct command_context
*cmd_ctx
= current_command_context(interp
);
6406 struct target
*target
= get_current_target_or_null(cmd_ctx
);
6408 Jim_SetResultString(interp
, target_name(target
), -1);
6412 static int jim_target_types(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
6415 Jim_WrongNumArgs(interp
, 1, argv
, "Too many parameters");
6418 Jim_SetResult(interp
, Jim_NewListObj(interp
, NULL
, 0));
6419 for (unsigned x
= 0; target_types
[x
]; x
++) {
6420 Jim_ListAppendElement(interp
, Jim_GetResult(interp
),
6421 Jim_NewStringObj(interp
, target_types
[x
]->name
, -1));
6426 static int jim_target_names(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
6429 Jim_WrongNumArgs(interp
, 1, argv
, "Too many parameters");
6432 Jim_SetResult(interp
, Jim_NewListObj(interp
, NULL
, 0));
6433 struct target
*target
= all_targets
;
6435 Jim_ListAppendElement(interp
, Jim_GetResult(interp
),
6436 Jim_NewStringObj(interp
, target_name(target
), -1));
6437 target
= target
->next
;
6442 static int jim_target_smp(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
6445 const char *targetname
;
6447 static int smp_group
= 1;
6448 struct target
*target
= NULL
;
6449 struct target_list
*head
, *new;
6452 LOG_DEBUG("%d", argc
);
6453 /* argv[1] = target to associate in smp
6454 * argv[2] = target to associate in smp
6458 struct list_head
*lh
= malloc(sizeof(*lh
));
6460 LOG_ERROR("Out of memory");
6465 for (i
= 1; i
< argc
; i
++) {
6467 targetname
= Jim_GetString(argv
[i
], &len
);
6468 target
= get_target(targetname
);
6469 LOG_DEBUG("%s ", targetname
);
6471 new = malloc(sizeof(struct target_list
));
6472 new->target
= target
;
6473 list_add_tail(&new->lh
, lh
);
6476 /* now parse the list of cpu and put the target in smp mode*/
6477 foreach_smp_target(head
, lh
) {
6478 target
= head
->target
;
6479 target
->smp
= smp_group
;
6480 target
->smp_targets
= lh
;
6484 if (target
&& target
->rtos
)
6485 retval
= rtos_smp_init(target
);
6491 static int jim_target_create(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
6493 struct jim_getopt_info goi
;
6494 jim_getopt_setup(&goi
, interp
, argc
- 1, argv
+ 1);
6496 Jim_WrongNumArgs(goi
.interp
, goi
.argc
, goi
.argv
,
6497 "<name> <target_type> [<target_options> ...]");
6500 return target_create(&goi
);
6503 static const struct command_registration target_subcommand_handlers
[] = {
6506 .mode
= COMMAND_CONFIG
,
6507 .handler
= handle_target_init_command
,
6508 .help
= "initialize targets",
6513 .mode
= COMMAND_CONFIG
,
6514 .jim_handler
= jim_target_create
,
6515 .usage
= "name type '-chain-position' name [options ...]",
6516 .help
= "Creates and selects a new target",
6520 .mode
= COMMAND_ANY
,
6521 .jim_handler
= jim_target_current
,
6522 .help
= "Returns the currently selected target",
6526 .mode
= COMMAND_ANY
,
6527 .jim_handler
= jim_target_types
,
6528 .help
= "Returns the available target types as "
6529 "a list of strings",
6533 .mode
= COMMAND_ANY
,
6534 .jim_handler
= jim_target_names
,
6535 .help
= "Returns the names of all targets as a list of strings",
6539 .mode
= COMMAND_ANY
,
6540 .jim_handler
= jim_target_smp
,
6541 .usage
= "targetname1 targetname2 ...",
6542 .help
= "gather several target in a smp list"
6545 COMMAND_REGISTRATION_DONE
6549 target_addr_t address
;
6555 static int fastload_num
;
6556 static struct fast_load
*fastload
;
6558 static void free_fastload(void)
6561 for (int i
= 0; i
< fastload_num
; i
++)
6562 free(fastload
[i
].data
);
6568 COMMAND_HANDLER(handle_fast_load_image_command
)
6572 uint32_t image_size
;
6573 target_addr_t min_address
= 0;
6574 target_addr_t max_address
= -1;
6578 int retval
= CALL_COMMAND_HANDLER(parse_load_image_command
,
6579 &image
, &min_address
, &max_address
);
6580 if (retval
!= ERROR_OK
)
6583 struct duration bench
;
6584 duration_start(&bench
);
6586 retval
= image_open(&image
, CMD_ARGV
[0], (CMD_ARGC
>= 3) ? CMD_ARGV
[2] : NULL
);
6587 if (retval
!= ERROR_OK
)
6592 fastload_num
= image
.num_sections
;
6593 fastload
= malloc(sizeof(struct fast_load
)*image
.num_sections
);
6595 command_print(CMD
, "out of memory");
6596 image_close(&image
);
6599 memset(fastload
, 0, sizeof(struct fast_load
)*image
.num_sections
);
6600 for (unsigned int i
= 0; i
< image
.num_sections
; i
++) {
6601 buffer
= malloc(image
.sections
[i
].size
);
6603 command_print(CMD
, "error allocating buffer for section (%d bytes)",
6604 (int)(image
.sections
[i
].size
));
6605 retval
= ERROR_FAIL
;
6609 retval
= image_read_section(&image
, i
, 0x0, image
.sections
[i
].size
, buffer
, &buf_cnt
);
6610 if (retval
!= ERROR_OK
) {
6615 uint32_t offset
= 0;
6616 uint32_t length
= buf_cnt
;
6618 /* DANGER!!! beware of unsigned comparison here!!! */
6620 if ((image
.sections
[i
].base_address
+ buf_cnt
>= min_address
) &&
6621 (image
.sections
[i
].base_address
< max_address
)) {
6622 if (image
.sections
[i
].base_address
< min_address
) {
6623 /* clip addresses below */
6624 offset
+= min_address
-image
.sections
[i
].base_address
;
6628 if (image
.sections
[i
].base_address
+ buf_cnt
> max_address
)
6629 length
-= (image
.sections
[i
].base_address
+ buf_cnt
)-max_address
;
6631 fastload
[i
].address
= image
.sections
[i
].base_address
+ offset
;
6632 fastload
[i
].data
= malloc(length
);
6633 if (!fastload
[i
].data
) {
6635 command_print(CMD
, "error allocating buffer for section (%" PRIu32
" bytes)",
6637 retval
= ERROR_FAIL
;
6640 memcpy(fastload
[i
].data
, buffer
+ offset
, length
);
6641 fastload
[i
].length
= length
;
6643 image_size
+= length
;
6644 command_print(CMD
, "%u bytes written at address 0x%8.8x",
6645 (unsigned int)length
,
6646 ((unsigned int)(image
.sections
[i
].base_address
+ offset
)));
6652 if ((retval
== ERROR_OK
) && (duration_measure(&bench
) == ERROR_OK
)) {
6653 command_print(CMD
, "Loaded %" PRIu32
" bytes "
6654 "in %fs (%0.3f KiB/s)", image_size
,
6655 duration_elapsed(&bench
), duration_kbps(&bench
, image_size
));
6658 "WARNING: image has not been loaded to target!"
6659 "You can issue a 'fast_load' to finish loading.");
6662 image_close(&image
);
6664 if (retval
!= ERROR_OK
)
6670 COMMAND_HANDLER(handle_fast_load_command
)
6673 return ERROR_COMMAND_SYNTAX_ERROR
;
6675 LOG_ERROR("No image in memory");
6679 int64_t ms
= timeval_ms();
6681 int retval
= ERROR_OK
;
6682 for (i
= 0; i
< fastload_num
; i
++) {
6683 struct target
*target
= get_current_target(CMD_CTX
);
6684 command_print(CMD
, "Write to 0x%08x, length 0x%08x",
6685 (unsigned int)(fastload
[i
].address
),
6686 (unsigned int)(fastload
[i
].length
));
6687 retval
= target_write_buffer(target
, fastload
[i
].address
, fastload
[i
].length
, fastload
[i
].data
);
6688 if (retval
!= ERROR_OK
)
6690 size
+= fastload
[i
].length
;
6692 if (retval
== ERROR_OK
) {
6693 int64_t after
= timeval_ms();
6694 command_print(CMD
, "Loaded image %f kBytes/s", (float)(size
/1024.0)/((float)(after
-ms
)/1000.0));
6699 static const struct command_registration target_command_handlers
[] = {
6702 .handler
= handle_targets_command
,
6703 .mode
= COMMAND_ANY
,
6704 .help
= "change current default target (one parameter) "
6705 "or prints table of all targets (no parameters)",
6706 .usage
= "[target]",
6710 .mode
= COMMAND_CONFIG
,
6711 .help
= "configure target",
6712 .chain
= target_subcommand_handlers
,
6715 COMMAND_REGISTRATION_DONE
6718 int target_register_commands(struct command_context
*cmd_ctx
)
6720 return register_commands(cmd_ctx
, NULL
, target_command_handlers
);
6723 static bool target_reset_nag
= true;
6725 bool get_target_reset_nag(void)
6727 return target_reset_nag
;
6730 COMMAND_HANDLER(handle_target_reset_nag
)
6732 return CALL_COMMAND_HANDLER(handle_command_parse_bool
,
6733 &target_reset_nag
, "Nag after each reset about options to improve "
6737 COMMAND_HANDLER(handle_ps_command
)
6739 struct target
*target
= get_current_target(CMD_CTX
);
6741 if (target
->state
!= TARGET_HALTED
) {
6742 LOG_INFO("target not halted !!");
6746 if ((target
->rtos
) && (target
->rtos
->type
)
6747 && (target
->rtos
->type
->ps_command
)) {
6748 display
= target
->rtos
->type
->ps_command(target
);
6749 command_print(CMD
, "%s", display
);
6754 return ERROR_TARGET_FAILURE
;
6758 static void binprint(struct command_invocation
*cmd
, const char *text
, const uint8_t *buf
, int size
)
6761 command_print_sameline(cmd
, "%s", text
);
6762 for (int i
= 0; i
< size
; i
++)
6763 command_print_sameline(cmd
, " %02x", buf
[i
]);
6764 command_print(cmd
, " ");
6767 COMMAND_HANDLER(handle_test_mem_access_command
)
6769 struct target
*target
= get_current_target(CMD_CTX
);
6771 int retval
= ERROR_OK
;
6773 if (target
->state
!= TARGET_HALTED
) {
6774 LOG_INFO("target not halted !!");
6779 return ERROR_COMMAND_SYNTAX_ERROR
;
6781 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], test_size
);
6784 size_t num_bytes
= test_size
+ 4;
6786 struct working_area
*wa
= NULL
;
6787 retval
= target_alloc_working_area(target
, num_bytes
, &wa
);
6788 if (retval
!= ERROR_OK
) {
6789 LOG_ERROR("Not enough working area");
6793 uint8_t *test_pattern
= malloc(num_bytes
);
6795 for (size_t i
= 0; i
< num_bytes
; i
++)
6796 test_pattern
[i
] = rand();
6798 retval
= target_write_memory(target
, wa
->address
, 1, num_bytes
, test_pattern
);
6799 if (retval
!= ERROR_OK
) {
6800 LOG_ERROR("Test pattern write failed");
6804 for (int host_offset
= 0; host_offset
<= 1; host_offset
++) {
6805 for (int size
= 1; size
<= 4; size
*= 2) {
6806 for (int offset
= 0; offset
< 4; offset
++) {
6807 uint32_t count
= test_size
/ size
;
6808 size_t host_bufsiz
= (count
+ 2) * size
+ host_offset
;
6809 uint8_t *read_ref
= malloc(host_bufsiz
);
6810 uint8_t *read_buf
= malloc(host_bufsiz
);
6812 for (size_t i
= 0; i
< host_bufsiz
; i
++) {
6813 read_ref
[i
] = rand();
6814 read_buf
[i
] = read_ref
[i
];
6816 command_print_sameline(CMD
,
6817 "Test read %" PRIu32
" x %d @ %d to %saligned buffer: ", count
,
6818 size
, offset
, host_offset
? "un" : "");
6820 struct duration bench
;
6821 duration_start(&bench
);
6823 retval
= target_read_memory(target
, wa
->address
+ offset
, size
, count
,
6824 read_buf
+ size
+ host_offset
);
6826 duration_measure(&bench
);
6828 if (retval
== ERROR_TARGET_UNALIGNED_ACCESS
) {
6829 command_print(CMD
, "Unsupported alignment");
6831 } else if (retval
!= ERROR_OK
) {
6832 command_print(CMD
, "Memory read failed");
6836 /* replay on host */
6837 memcpy(read_ref
+ size
+ host_offset
, test_pattern
+ offset
, count
* size
);
6840 int result
= memcmp(read_ref
, read_buf
, host_bufsiz
);
6842 command_print(CMD
, "Pass in %fs (%0.3f KiB/s)",
6843 duration_elapsed(&bench
),
6844 duration_kbps(&bench
, count
* size
));
6846 command_print(CMD
, "Compare failed");
6847 binprint(CMD
, "ref:", read_ref
, host_bufsiz
);
6848 binprint(CMD
, "buf:", read_buf
, host_bufsiz
);
6860 target_free_working_area(target
, wa
);
6863 num_bytes
= test_size
+ 4 + 4 + 4;
6865 retval
= target_alloc_working_area(target
, num_bytes
, &wa
);
6866 if (retval
!= ERROR_OK
) {
6867 LOG_ERROR("Not enough working area");
6871 test_pattern
= malloc(num_bytes
);
6873 for (size_t i
= 0; i
< num_bytes
; i
++)
6874 test_pattern
[i
] = rand();
6876 for (int host_offset
= 0; host_offset
<= 1; host_offset
++) {
6877 for (int size
= 1; size
<= 4; size
*= 2) {
6878 for (int offset
= 0; offset
< 4; offset
++) {
6879 uint32_t count
= test_size
/ size
;
6880 size_t host_bufsiz
= count
* size
+ host_offset
;
6881 uint8_t *read_ref
= malloc(num_bytes
);
6882 uint8_t *read_buf
= malloc(num_bytes
);
6883 uint8_t *write_buf
= malloc(host_bufsiz
);
6885 for (size_t i
= 0; i
< host_bufsiz
; i
++)
6886 write_buf
[i
] = rand();
6887 command_print_sameline(CMD
,
6888 "Test write %" PRIu32
" x %d @ %d from %saligned buffer: ", count
,
6889 size
, offset
, host_offset
? "un" : "");
6891 retval
= target_write_memory(target
, wa
->address
, 1, num_bytes
, test_pattern
);
6892 if (retval
!= ERROR_OK
) {
6893 command_print(CMD
, "Test pattern write failed");
6897 /* replay on host */
6898 memcpy(read_ref
, test_pattern
, num_bytes
);
6899 memcpy(read_ref
+ size
+ offset
, write_buf
+ host_offset
, count
* size
);
6901 struct duration bench
;
6902 duration_start(&bench
);
6904 retval
= target_write_memory(target
, wa
->address
+ size
+ offset
, size
, count
,
6905 write_buf
+ host_offset
);
6907 duration_measure(&bench
);
6909 if (retval
== ERROR_TARGET_UNALIGNED_ACCESS
) {
6910 command_print(CMD
, "Unsupported alignment");
6912 } else if (retval
!= ERROR_OK
) {
6913 command_print(CMD
, "Memory write failed");
6918 retval
= target_read_memory(target
, wa
->address
, 1, num_bytes
, read_buf
);
6919 if (retval
!= ERROR_OK
) {
6920 command_print(CMD
, "Test pattern write failed");
6925 int result
= memcmp(read_ref
, read_buf
, num_bytes
);
6927 command_print(CMD
, "Pass in %fs (%0.3f KiB/s)",
6928 duration_elapsed(&bench
),
6929 duration_kbps(&bench
, count
* size
));
6931 command_print(CMD
, "Compare failed");
6932 binprint(CMD
, "ref:", read_ref
, num_bytes
);
6933 binprint(CMD
, "buf:", read_buf
, num_bytes
);
6944 target_free_working_area(target
, wa
);
6948 static const struct command_registration target_exec_command_handlers
[] = {
6950 .name
= "fast_load_image",
6951 .handler
= handle_fast_load_image_command
,
6952 .mode
= COMMAND_ANY
,
6953 .help
= "Load image into server memory for later use by "
6954 "fast_load; primarily for profiling",
6955 .usage
= "filename address ['bin'|'ihex'|'elf'|'s19'] "
6956 "[min_address [max_length]]",
6959 .name
= "fast_load",
6960 .handler
= handle_fast_load_command
,
6961 .mode
= COMMAND_EXEC
,
6962 .help
= "loads active fast load image to current target "
6963 "- mainly for profiling purposes",
6968 .handler
= handle_profile_command
,
6969 .mode
= COMMAND_EXEC
,
6970 .usage
= "seconds filename [start end]",
6971 .help
= "profiling samples the CPU PC",
6973 /** @todo don't register virt2phys() unless target supports it */
6975 .name
= "virt2phys",
6976 .handler
= handle_virt2phys_command
,
6977 .mode
= COMMAND_ANY
,
6978 .help
= "translate a virtual address into a physical address",
6979 .usage
= "virtual_address",
6983 .handler
= handle_reg_command
,
6984 .mode
= COMMAND_EXEC
,
6985 .help
= "display (reread from target with \"force\") or set a register; "
6986 "with no arguments, displays all registers and their values",
6987 .usage
= "[(register_number|register_name) [(value|'force')]]",
6991 .handler
= handle_poll_command
,
6992 .mode
= COMMAND_EXEC
,
6993 .help
= "poll target state; or reconfigure background polling",
6994 .usage
= "['on'|'off']",
6997 .name
= "wait_halt",
6998 .handler
= handle_wait_halt_command
,
6999 .mode
= COMMAND_EXEC
,
7000 .help
= "wait up to the specified number of milliseconds "
7001 "(default 5000) for a previously requested halt",
7002 .usage
= "[milliseconds]",
7006 .handler
= handle_halt_command
,
7007 .mode
= COMMAND_EXEC
,
7008 .help
= "request target to halt, then wait up to the specified "
7009 "number of milliseconds (default 5000) for it to complete",
7010 .usage
= "[milliseconds]",
7014 .handler
= handle_resume_command
,
7015 .mode
= COMMAND_EXEC
,
7016 .help
= "resume target execution from current PC or address",
7017 .usage
= "[address]",
7021 .handler
= handle_reset_command
,
7022 .mode
= COMMAND_EXEC
,
7023 .usage
= "[run|halt|init]",
7024 .help
= "Reset all targets into the specified mode. "
7025 "Default reset mode is run, if not given.",
7028 .name
= "soft_reset_halt",
7029 .handler
= handle_soft_reset_halt_command
,
7030 .mode
= COMMAND_EXEC
,
7032 .help
= "halt the target and do a soft reset",
7036 .handler
= handle_step_command
,
7037 .mode
= COMMAND_EXEC
,
7038 .help
= "step one instruction from current PC or address",
7039 .usage
= "[address]",
7043 .handler
= handle_md_command
,
7044 .mode
= COMMAND_EXEC
,
7045 .help
= "display memory double-words",
7046 .usage
= "['phys'] address [count]",
7050 .handler
= handle_md_command
,
7051 .mode
= COMMAND_EXEC
,
7052 .help
= "display memory words",
7053 .usage
= "['phys'] address [count]",
7057 .handler
= handle_md_command
,
7058 .mode
= COMMAND_EXEC
,
7059 .help
= "display memory half-words",
7060 .usage
= "['phys'] address [count]",
7064 .handler
= handle_md_command
,
7065 .mode
= COMMAND_EXEC
,
7066 .help
= "display memory bytes",
7067 .usage
= "['phys'] address [count]",
7071 .handler
= handle_mw_command
,
7072 .mode
= COMMAND_EXEC
,
7073 .help
= "write memory double-word",
7074 .usage
= "['phys'] address value [count]",
7078 .handler
= handle_mw_command
,
7079 .mode
= COMMAND_EXEC
,
7080 .help
= "write memory word",
7081 .usage
= "['phys'] address value [count]",
7085 .handler
= handle_mw_command
,
7086 .mode
= COMMAND_EXEC
,
7087 .help
= "write memory half-word",
7088 .usage
= "['phys'] address value [count]",
7092 .handler
= handle_mw_command
,
7093 .mode
= COMMAND_EXEC
,
7094 .help
= "write memory byte",
7095 .usage
= "['phys'] address value [count]",
7099 .handler
= handle_bp_command
,
7100 .mode
= COMMAND_EXEC
,
7101 .help
= "list or set hardware or software breakpoint",
7102 .usage
= "[<address> [<asid>] <length> ['hw'|'hw_ctx']]",
7106 .handler
= handle_rbp_command
,
7107 .mode
= COMMAND_EXEC
,
7108 .help
= "remove breakpoint",
7109 .usage
= "'all' | address",
7113 .handler
= handle_wp_command
,
7114 .mode
= COMMAND_EXEC
,
7115 .help
= "list (no params) or create watchpoints",
7116 .usage
= "[address length [('r'|'w'|'a') value [mask]]]",
7120 .handler
= handle_rwp_command
,
7121 .mode
= COMMAND_EXEC
,
7122 .help
= "remove watchpoint",
7126 .name
= "load_image",
7127 .handler
= handle_load_image_command
,
7128 .mode
= COMMAND_EXEC
,
7129 .usage
= "filename address ['bin'|'ihex'|'elf'|'s19'] "
7130 "[min_address] [max_length]",
7133 .name
= "dump_image",
7134 .handler
= handle_dump_image_command
,
7135 .mode
= COMMAND_EXEC
,
7136 .usage
= "filename address size",
7139 .name
= "verify_image_checksum",
7140 .handler
= handle_verify_image_checksum_command
,
7141 .mode
= COMMAND_EXEC
,
7142 .usage
= "filename [offset [type]]",
7145 .name
= "verify_image",
7146 .handler
= handle_verify_image_command
,
7147 .mode
= COMMAND_EXEC
,
7148 .usage
= "filename [offset [type]]",
7151 .name
= "test_image",
7152 .handler
= handle_test_image_command
,
7153 .mode
= COMMAND_EXEC
,
7154 .usage
= "filename [offset [type]]",
7158 .mode
= COMMAND_EXEC
,
7159 .jim_handler
= target_jim_get_reg
,
7160 .help
= "Get register values from the target",
7165 .mode
= COMMAND_EXEC
,
7166 .jim_handler
= target_jim_set_reg
,
7167 .help
= "Set target register values",
7171 .name
= "read_memory",
7172 .mode
= COMMAND_EXEC
,
7173 .jim_handler
= target_jim_read_memory
,
7174 .help
= "Read Tcl list of 8/16/32/64 bit numbers from target memory",
7175 .usage
= "address width count ['phys']",
7178 .name
= "write_memory",
7179 .mode
= COMMAND_EXEC
,
7180 .jim_handler
= target_jim_write_memory
,
7181 .help
= "Write Tcl list of 8/16/32/64 bit numbers to target memory",
7182 .usage
= "address width data ['phys']",
7185 .name
= "reset_nag",
7186 .handler
= handle_target_reset_nag
,
7187 .mode
= COMMAND_ANY
,
7188 .help
= "Nag after each reset about options that could have been "
7189 "enabled to improve performance.",
7190 .usage
= "['enable'|'disable']",
7194 .handler
= handle_ps_command
,
7195 .mode
= COMMAND_EXEC
,
7196 .help
= "list all tasks",
7200 .name
= "test_mem_access",
7201 .handler
= handle_test_mem_access_command
,
7202 .mode
= COMMAND_EXEC
,
7203 .help
= "Test the target's memory access functions",
7207 COMMAND_REGISTRATION_DONE
7209 static int target_register_user_commands(struct command_context
*cmd_ctx
)
7211 int retval
= ERROR_OK
;
7212 retval
= target_request_register_commands(cmd_ctx
);
7213 if (retval
!= ERROR_OK
)
7216 retval
= trace_register_commands(cmd_ctx
);
7217 if (retval
!= ERROR_OK
)
7221 return register_commands(cmd_ctx
, NULL
, target_exec_command_handlers
);