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 * This program is free software; you can redistribute it and/or modify *
18 * it under the terms of the GNU General Public License as published by *
19 * the Free Software Foundation; either version 2 of the License, or *
20 * (at your option) any later version. *
22 * This program is distributed in the hope that it will be useful, *
23 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
24 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
25 * GNU General Public License for more details. *
27 * You should have received a copy of the GNU General Public License *
28 * along with this program; if not, write to the *
29 * Free Software Foundation, Inc., *
30 * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
31 ***************************************************************************/
36 #include <helper/time_support.h>
37 #include <jtag/jtag.h>
38 #include <flash/nor/core.h>
41 #include "target_type.h"
42 #include "target_request.h"
43 #include "breakpoints.h"
49 static int target_read_buffer_default(struct target
*target
, uint32_t address
,
50 uint32_t size
, uint8_t *buffer
);
51 static int target_write_buffer_default(struct target
*target
, uint32_t address
,
52 uint32_t size
, uint8_t *buffer
);
53 static int target_array2mem(Jim_Interp
*interp
, struct target
*target
,
54 int argc
, Jim_Obj
*const *argv
);
55 static int target_mem2array(Jim_Interp
*interp
, struct target
*target
,
56 int argc
, Jim_Obj
*const *argv
);
57 static int target_register_user_commands(struct command_context
*cmd_ctx
);
60 extern struct target_type arm7tdmi_target
;
61 extern struct target_type arm720t_target
;
62 extern struct target_type arm9tdmi_target
;
63 extern struct target_type arm920t_target
;
64 extern struct target_type arm966e_target
;
65 extern struct target_type arm946e_target
;
66 extern struct target_type arm926ejs_target
;
67 extern struct target_type fa526_target
;
68 extern struct target_type feroceon_target
;
69 extern struct target_type dragonite_target
;
70 extern struct target_type xscale_target
;
71 extern struct target_type cortexm3_target
;
72 extern struct target_type cortexa8_target
;
73 extern struct target_type cortexa9_target
;
74 extern struct target_type arm11_target
;
75 extern struct target_type mips_m4k_target
;
76 extern struct target_type avr_target
;
77 extern struct target_type dsp563xx_target
;
78 extern struct target_type testee_target
;
79 extern struct target_type avr32_ap7k_target
;
81 static struct target_type
*target_types
[] =
106 struct target
*all_targets
= NULL
;
107 static struct target_event_callback
*target_event_callbacks
= NULL
;
108 static struct target_timer_callback
*target_timer_callbacks
= NULL
;
109 static const int polling_interval
= 100;
111 static const Jim_Nvp nvp_assert
[] = {
112 { .name
= "assert", NVP_ASSERT
},
113 { .name
= "deassert", NVP_DEASSERT
},
114 { .name
= "T", NVP_ASSERT
},
115 { .name
= "F", NVP_DEASSERT
},
116 { .name
= "t", NVP_ASSERT
},
117 { .name
= "f", NVP_DEASSERT
},
118 { .name
= NULL
, .value
= -1 }
121 static const Jim_Nvp nvp_error_target
[] = {
122 { .value
= ERROR_TARGET_INVALID
, .name
= "err-invalid" },
123 { .value
= ERROR_TARGET_INIT_FAILED
, .name
= "err-init-failed" },
124 { .value
= ERROR_TARGET_TIMEOUT
, .name
= "err-timeout" },
125 { .value
= ERROR_TARGET_NOT_HALTED
, .name
= "err-not-halted" },
126 { .value
= ERROR_TARGET_FAILURE
, .name
= "err-failure" },
127 { .value
= ERROR_TARGET_UNALIGNED_ACCESS
, .name
= "err-unaligned-access" },
128 { .value
= ERROR_TARGET_DATA_ABORT
, .name
= "err-data-abort" },
129 { .value
= ERROR_TARGET_RESOURCE_NOT_AVAILABLE
, .name
= "err-resource-not-available" },
130 { .value
= ERROR_TARGET_TRANSLATION_FAULT
, .name
= "err-translation-fault" },
131 { .value
= ERROR_TARGET_NOT_RUNNING
, .name
= "err-not-running" },
132 { .value
= ERROR_TARGET_NOT_EXAMINED
, .name
= "err-not-examined" },
133 { .value
= -1, .name
= NULL
}
136 static const char *target_strerror_safe(int err
)
140 n
= Jim_Nvp_value2name_simple(nvp_error_target
, err
);
141 if (n
->name
== NULL
) {
148 static const Jim_Nvp nvp_target_event
[] = {
149 { .value
= TARGET_EVENT_OLD_gdb_program_config
, .name
= "old-gdb_program_config" },
150 { .value
= TARGET_EVENT_OLD_pre_resume
, .name
= "old-pre_resume" },
152 { .value
= TARGET_EVENT_GDB_HALT
, .name
= "gdb-halt" },
153 { .value
= TARGET_EVENT_HALTED
, .name
= "halted" },
154 { .value
= TARGET_EVENT_RESUMED
, .name
= "resumed" },
155 { .value
= TARGET_EVENT_RESUME_START
, .name
= "resume-start" },
156 { .value
= TARGET_EVENT_RESUME_END
, .name
= "resume-end" },
158 { .name
= "gdb-start", .value
= TARGET_EVENT_GDB_START
},
159 { .name
= "gdb-end", .value
= TARGET_EVENT_GDB_END
},
161 /* historical name */
163 { .value
= TARGET_EVENT_RESET_START
, .name
= "reset-start" },
165 { .value
= TARGET_EVENT_RESET_ASSERT_PRE
, .name
= "reset-assert-pre" },
166 { .value
= TARGET_EVENT_RESET_ASSERT
, .name
= "reset-assert" },
167 { .value
= TARGET_EVENT_RESET_ASSERT_POST
, .name
= "reset-assert-post" },
168 { .value
= TARGET_EVENT_RESET_DEASSERT_PRE
, .name
= "reset-deassert-pre" },
169 { .value
= TARGET_EVENT_RESET_DEASSERT_POST
, .name
= "reset-deassert-post" },
170 { .value
= TARGET_EVENT_RESET_HALT_PRE
, .name
= "reset-halt-pre" },
171 { .value
= TARGET_EVENT_RESET_HALT_POST
, .name
= "reset-halt-post" },
172 { .value
= TARGET_EVENT_RESET_WAIT_PRE
, .name
= "reset-wait-pre" },
173 { .value
= TARGET_EVENT_RESET_WAIT_POST
, .name
= "reset-wait-post" },
174 { .value
= TARGET_EVENT_RESET_INIT
, .name
= "reset-init" },
175 { .value
= TARGET_EVENT_RESET_END
, .name
= "reset-end" },
177 { .value
= TARGET_EVENT_EXAMINE_START
, .name
= "examine-start" },
178 { .value
= TARGET_EVENT_EXAMINE_END
, .name
= "examine-end" },
180 { .value
= TARGET_EVENT_DEBUG_HALTED
, .name
= "debug-halted" },
181 { .value
= TARGET_EVENT_DEBUG_RESUMED
, .name
= "debug-resumed" },
183 { .value
= TARGET_EVENT_GDB_ATTACH
, .name
= "gdb-attach" },
184 { .value
= TARGET_EVENT_GDB_DETACH
, .name
= "gdb-detach" },
186 { .value
= TARGET_EVENT_GDB_FLASH_WRITE_START
, .name
= "gdb-flash-write-start" },
187 { .value
= TARGET_EVENT_GDB_FLASH_WRITE_END
, .name
= "gdb-flash-write-end" },
189 { .value
= TARGET_EVENT_GDB_FLASH_ERASE_START
, .name
= "gdb-flash-erase-start" },
190 { .value
= TARGET_EVENT_GDB_FLASH_ERASE_END
, .name
= "gdb-flash-erase-end" },
192 { .value
= TARGET_EVENT_RESUME_START
, .name
= "resume-start" },
193 { .value
= TARGET_EVENT_RESUMED
, .name
= "resume-ok" },
194 { .value
= TARGET_EVENT_RESUME_END
, .name
= "resume-end" },
196 { .name
= NULL
, .value
= -1 }
199 static const Jim_Nvp nvp_target_state
[] = {
200 { .name
= "unknown", .value
= TARGET_UNKNOWN
},
201 { .name
= "running", .value
= TARGET_RUNNING
},
202 { .name
= "halted", .value
= TARGET_HALTED
},
203 { .name
= "reset", .value
= TARGET_RESET
},
204 { .name
= "debug-running", .value
= TARGET_DEBUG_RUNNING
},
205 { .name
= NULL
, .value
= -1 },
208 static const Jim_Nvp nvp_target_debug_reason
[] = {
209 { .name
= "debug-request" , .value
= DBG_REASON_DBGRQ
},
210 { .name
= "breakpoint" , .value
= DBG_REASON_BREAKPOINT
},
211 { .name
= "watchpoint" , .value
= DBG_REASON_WATCHPOINT
},
212 { .name
= "watchpoint-and-breakpoint", .value
= DBG_REASON_WPTANDBKPT
},
213 { .name
= "single-step" , .value
= DBG_REASON_SINGLESTEP
},
214 { .name
= "target-not-halted" , .value
= DBG_REASON_NOTHALTED
},
215 { .name
= "undefined" , .value
= DBG_REASON_UNDEFINED
},
216 { .name
= NULL
, .value
= -1 },
219 static const Jim_Nvp nvp_target_endian
[] = {
220 { .name
= "big", .value
= TARGET_BIG_ENDIAN
},
221 { .name
= "little", .value
= TARGET_LITTLE_ENDIAN
},
222 { .name
= "be", .value
= TARGET_BIG_ENDIAN
},
223 { .name
= "le", .value
= TARGET_LITTLE_ENDIAN
},
224 { .name
= NULL
, .value
= -1 },
227 static const Jim_Nvp nvp_reset_modes
[] = {
228 { .name
= "unknown", .value
= RESET_UNKNOWN
},
229 { .name
= "run" , .value
= RESET_RUN
},
230 { .name
= "halt" , .value
= RESET_HALT
},
231 { .name
= "init" , .value
= RESET_INIT
},
232 { .name
= NULL
, .value
= -1 },
235 const char *debug_reason_name(struct target
*t
)
239 cp
= Jim_Nvp_value2name_simple(nvp_target_debug_reason
,
240 t
->debug_reason
)->name
;
242 LOG_ERROR("Invalid debug reason: %d", (int)(t
->debug_reason
));
243 cp
= "(*BUG*unknown*BUG*)";
249 target_state_name( struct target
*t
)
252 cp
= Jim_Nvp_value2name_simple(nvp_target_state
, t
->state
)->name
;
254 LOG_ERROR("Invalid target state: %d", (int)(t
->state
));
255 cp
= "(*BUG*unknown*BUG*)";
260 /* determine the number of the new target */
261 static int new_target_number(void)
266 /* number is 0 based */
270 if (x
< t
->target_number
) {
271 x
= t
->target_number
;
278 /* read a uint32_t from a buffer in target memory endianness */
279 uint32_t target_buffer_get_u32(struct target
*target
, const uint8_t *buffer
)
281 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
282 return le_to_h_u32(buffer
);
284 return be_to_h_u32(buffer
);
287 /* read a uint24_t from a buffer in target memory endianness */
288 uint32_t target_buffer_get_u24(struct target
*target
, const uint8_t *buffer
)
290 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
291 return le_to_h_u24(buffer
);
293 return be_to_h_u24(buffer
);
296 /* read a uint16_t from a buffer in target memory endianness */
297 uint16_t target_buffer_get_u16(struct target
*target
, const uint8_t *buffer
)
299 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
300 return le_to_h_u16(buffer
);
302 return be_to_h_u16(buffer
);
305 /* read a uint8_t from a buffer in target memory endianness */
306 static uint8_t target_buffer_get_u8(struct target
*target
, const uint8_t *buffer
)
308 return *buffer
& 0x0ff;
311 /* write a uint32_t to a buffer in target memory endianness */
312 void target_buffer_set_u32(struct target
*target
, uint8_t *buffer
, uint32_t value
)
314 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
315 h_u32_to_le(buffer
, value
);
317 h_u32_to_be(buffer
, value
);
320 /* write a uint24_t to a buffer in target memory endianness */
321 void target_buffer_set_u24(struct target
*target
, uint8_t *buffer
, uint32_t value
)
323 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
324 h_u24_to_le(buffer
, value
);
326 h_u24_to_be(buffer
, value
);
329 /* write a uint16_t to a buffer in target memory endianness */
330 void target_buffer_set_u16(struct target
*target
, uint8_t *buffer
, uint16_t value
)
332 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
333 h_u16_to_le(buffer
, value
);
335 h_u16_to_be(buffer
, value
);
338 /* write a uint8_t to a buffer in target memory endianness */
339 static void target_buffer_set_u8(struct target
*target
, uint8_t *buffer
, uint8_t value
)
344 /* return a pointer to a configured target; id is name or number */
345 struct target
*get_target(const char *id
)
347 struct target
*target
;
349 /* try as tcltarget name */
350 for (target
= all_targets
; target
; target
= target
->next
) {
351 if (target
->cmd_name
== NULL
)
353 if (strcmp(id
, target
->cmd_name
) == 0)
357 /* It's OK to remove this fallback sometime after August 2010 or so */
359 /* no match, try as number */
361 if (parse_uint(id
, &num
) != ERROR_OK
)
364 for (target
= all_targets
; target
; target
= target
->next
) {
365 if (target
->target_number
== (int)num
) {
366 LOG_WARNING("use '%s' as target identifier, not '%u'",
367 target
->cmd_name
, num
);
375 /* returns a pointer to the n-th configured target */
376 static struct target
*get_target_by_num(int num
)
378 struct target
*target
= all_targets
;
381 if (target
->target_number
== num
) {
384 target
= target
->next
;
390 struct target
* get_current_target(struct command_context
*cmd_ctx
)
392 struct target
*target
= get_target_by_num(cmd_ctx
->current_target
);
396 LOG_ERROR("BUG: current_target out of bounds");
403 int target_poll(struct target
*target
)
407 /* We can't poll until after examine */
408 if (!target_was_examined(target
))
410 /* Fail silently lest we pollute the log */
414 retval
= target
->type
->poll(target
);
415 if (retval
!= ERROR_OK
)
418 if (target
->halt_issued
)
420 if (target
->state
== TARGET_HALTED
)
422 target
->halt_issued
= false;
425 long long t
= timeval_ms() - target
->halt_issued_time
;
428 target
->halt_issued
= false;
429 LOG_INFO("Halt timed out, wake up GDB.");
430 target_call_event_callbacks(target
, TARGET_EVENT_GDB_HALT
);
438 int target_halt(struct target
*target
)
441 /* We can't poll until after examine */
442 if (!target_was_examined(target
))
444 LOG_ERROR("Target not examined yet");
448 retval
= target
->type
->halt(target
);
449 if (retval
!= ERROR_OK
)
452 target
->halt_issued
= true;
453 target
->halt_issued_time
= timeval_ms();
459 * Make the target (re)start executing using its saved execution
460 * context (possibly with some modifications).
462 * @param target Which target should start executing.
463 * @param current True to use the target's saved program counter instead
464 * of the address parameter
465 * @param address Optionally used as the program counter.
466 * @param handle_breakpoints True iff breakpoints at the resumption PC
467 * should be skipped. (For example, maybe execution was stopped by
468 * such a breakpoint, in which case it would be counterprodutive to
470 * @param debug_execution False if all working areas allocated by OpenOCD
471 * should be released and/or restored to their original contents.
472 * (This would for example be true to run some downloaded "helper"
473 * algorithm code, which resides in one such working buffer and uses
474 * another for data storage.)
476 * @todo Resolve the ambiguity about what the "debug_execution" flag
477 * signifies. For example, Target implementations don't agree on how
478 * it relates to invalidation of the register cache, or to whether
479 * breakpoints and watchpoints should be enabled. (It would seem wrong
480 * to enable breakpoints when running downloaded "helper" algorithms
481 * (debug_execution true), since the breakpoints would be set to match
482 * target firmware being debugged, not the helper algorithm.... and
483 * enabling them could cause such helpers to malfunction (for example,
484 * by overwriting data with a breakpoint instruction. On the other
485 * hand the infrastructure for running such helpers might use this
486 * procedure but rely on hardware breakpoint to detect termination.)
488 int target_resume(struct target
*target
, int current
, uint32_t address
, int handle_breakpoints
, int debug_execution
)
492 /* We can't poll until after examine */
493 if (!target_was_examined(target
))
495 LOG_ERROR("Target not examined yet");
499 /* note that resume *must* be asynchronous. The CPU can halt before
500 * we poll. The CPU can even halt at the current PC as a result of
501 * a software breakpoint being inserted by (a bug?) the application.
503 if ((retval
= target
->type
->resume(target
, current
, address
, handle_breakpoints
, debug_execution
)) != ERROR_OK
)
509 static int target_process_reset(struct command_context
*cmd_ctx
, enum target_reset_mode reset_mode
)
514 n
= Jim_Nvp_value2name_simple(nvp_reset_modes
, reset_mode
);
515 if (n
->name
== NULL
) {
516 LOG_ERROR("invalid reset mode");
520 /* disable polling during reset to make reset event scripts
521 * more predictable, i.e. dr/irscan & pathmove in events will
522 * not have JTAG operations injected into the middle of a sequence.
524 bool save_poll
= jtag_poll_get_enabled();
526 jtag_poll_set_enabled(false);
528 sprintf(buf
, "ocd_process_reset %s", n
->name
);
529 retval
= Jim_Eval(cmd_ctx
->interp
, buf
);
531 jtag_poll_set_enabled(save_poll
);
533 if (retval
!= JIM_OK
) {
534 Jim_MakeErrorMessage(cmd_ctx
->interp
);
535 command_print(NULL
,"%s\n", Jim_GetString(Jim_GetResult(cmd_ctx
->interp
), NULL
));
539 /* We want any events to be processed before the prompt */
540 retval
= target_call_timer_callbacks_now();
542 struct target
*target
;
543 for (target
= all_targets
; target
; target
= target
->next
) {
544 target
->type
->check_reset(target
);
550 static int identity_virt2phys(struct target
*target
,
551 uint32_t virtual, uint32_t *physical
)
557 static int no_mmu(struct target
*target
, int *enabled
)
563 static int default_examine(struct target
*target
)
565 target_set_examined(target
);
569 /* no check by default */
570 static int default_check_reset(struct target
*target
)
575 int target_examine_one(struct target
*target
)
577 return target
->type
->examine(target
);
580 static int jtag_enable_callback(enum jtag_event event
, void *priv
)
582 struct target
*target
= priv
;
584 if (event
!= JTAG_TAP_EVENT_ENABLE
|| !target
->tap
->enabled
)
587 jtag_unregister_event_callback(jtag_enable_callback
, target
);
588 return target_examine_one(target
);
592 /* Targets that correctly implement init + examine, i.e.
593 * no communication with target during init:
597 int target_examine(void)
599 int retval
= ERROR_OK
;
600 struct target
*target
;
602 for (target
= all_targets
; target
; target
= target
->next
)
604 /* defer examination, but don't skip it */
605 if (!target
->tap
->enabled
) {
606 jtag_register_event_callback(jtag_enable_callback
,
610 if ((retval
= target_examine_one(target
)) != ERROR_OK
)
615 const char *target_type_name(struct target
*target
)
617 return target
->type
->name
;
620 static int target_write_memory_imp(struct target
*target
, uint32_t address
, uint32_t size
, uint32_t count
, uint8_t *buffer
)
622 if (!target_was_examined(target
))
624 LOG_ERROR("Target not examined yet");
627 return target
->type
->write_memory_imp(target
, address
, size
, count
, buffer
);
630 static int target_read_memory_imp(struct target
*target
, uint32_t address
, uint32_t size
, uint32_t count
, uint8_t *buffer
)
632 if (!target_was_examined(target
))
634 LOG_ERROR("Target not examined yet");
637 return target
->type
->read_memory_imp(target
, address
, size
, count
, buffer
);
640 static int target_soft_reset_halt_imp(struct target
*target
)
642 if (!target_was_examined(target
))
644 LOG_ERROR("Target not examined yet");
647 if (!target
->type
->soft_reset_halt_imp
) {
648 LOG_ERROR("Target %s does not support soft_reset_halt",
649 target_name(target
));
652 return target
->type
->soft_reset_halt_imp(target
);
656 * Downloads a target-specific native code algorithm to the target,
657 * and executes it. * Note that some targets may need to set up, enable,
658 * and tear down a breakpoint (hard or * soft) to detect algorithm
659 * termination, while others may support lower overhead schemes where
660 * soft breakpoints embedded in the algorithm automatically terminate the
663 * @param target used to run the algorithm
664 * @param arch_info target-specific description of the algorithm.
666 int target_run_algorithm(struct target
*target
,
667 int num_mem_params
, struct mem_param
*mem_params
,
668 int num_reg_params
, struct reg_param
*reg_param
,
669 uint32_t entry_point
, uint32_t exit_point
,
670 int timeout_ms
, void *arch_info
)
672 int retval
= ERROR_FAIL
;
674 if (!target_was_examined(target
))
676 LOG_ERROR("Target not examined yet");
679 if (!target
->type
->run_algorithm
) {
680 LOG_ERROR("Target type '%s' does not support %s",
681 target_type_name(target
), __func__
);
685 target
->running_alg
= true;
686 retval
= target
->type
->run_algorithm(target
,
687 num_mem_params
, mem_params
,
688 num_reg_params
, reg_param
,
689 entry_point
, exit_point
, timeout_ms
, arch_info
);
690 target
->running_alg
= false;
697 int target_read_memory(struct target
*target
,
698 uint32_t address
, uint32_t size
, uint32_t count
, uint8_t *buffer
)
700 return target
->type
->read_memory(target
, address
, size
, count
, buffer
);
703 static int target_read_phys_memory(struct target
*target
,
704 uint32_t address
, uint32_t size
, uint32_t count
, uint8_t *buffer
)
706 return target
->type
->read_phys_memory(target
, address
, size
, count
, buffer
);
709 int target_write_memory(struct target
*target
,
710 uint32_t address
, uint32_t size
, uint32_t count
, uint8_t *buffer
)
712 return target
->type
->write_memory(target
, address
, size
, count
, buffer
);
715 static int target_write_phys_memory(struct target
*target
,
716 uint32_t address
, uint32_t size
, uint32_t count
, uint8_t *buffer
)
718 return target
->type
->write_phys_memory(target
, address
, size
, count
, buffer
);
721 int target_bulk_write_memory(struct target
*target
,
722 uint32_t address
, uint32_t count
, uint8_t *buffer
)
724 return target
->type
->bulk_write_memory(target
, address
, count
, buffer
);
727 int target_add_breakpoint(struct target
*target
,
728 struct breakpoint
*breakpoint
)
730 if (target
->state
!= TARGET_HALTED
) {
731 LOG_WARNING("target %s is not halted", target
->cmd_name
);
732 return ERROR_TARGET_NOT_HALTED
;
734 return target
->type
->add_breakpoint(target
, breakpoint
);
736 int target_remove_breakpoint(struct target
*target
,
737 struct breakpoint
*breakpoint
)
739 return target
->type
->remove_breakpoint(target
, breakpoint
);
742 int target_add_watchpoint(struct target
*target
,
743 struct watchpoint
*watchpoint
)
745 if (target
->state
!= TARGET_HALTED
) {
746 LOG_WARNING("target %s is not halted", target
->cmd_name
);
747 return ERROR_TARGET_NOT_HALTED
;
749 return target
->type
->add_watchpoint(target
, watchpoint
);
751 int target_remove_watchpoint(struct target
*target
,
752 struct watchpoint
*watchpoint
)
754 return target
->type
->remove_watchpoint(target
, watchpoint
);
757 int target_get_gdb_reg_list(struct target
*target
,
758 struct reg
**reg_list
[], int *reg_list_size
)
760 return target
->type
->get_gdb_reg_list(target
, reg_list
, reg_list_size
);
762 int target_step(struct target
*target
,
763 int current
, uint32_t address
, int handle_breakpoints
)
765 return target
->type
->step(target
, current
, address
, handle_breakpoints
);
770 * Reset the @c examined flag for the given target.
771 * Pure paranoia -- targets are zeroed on allocation.
773 static void target_reset_examined(struct target
*target
)
775 target
->examined
= false;
779 err_read_phys_memory(struct target
*target
, uint32_t address
,
780 uint32_t size
, uint32_t count
, uint8_t *buffer
)
782 LOG_ERROR("Not implemented: %s", __func__
);
787 err_write_phys_memory(struct target
*target
, uint32_t address
,
788 uint32_t size
, uint32_t count
, uint8_t *buffer
)
790 LOG_ERROR("Not implemented: %s", __func__
);
794 static int handle_target(void *priv
);
796 static int target_init_one(struct command_context
*cmd_ctx
,
797 struct target
*target
)
799 target_reset_examined(target
);
801 struct target_type
*type
= target
->type
;
802 if (type
->examine
== NULL
)
803 type
->examine
= default_examine
;
805 if (type
->check_reset
== NULL
)
806 type
->check_reset
= default_check_reset
;
808 int retval
= type
->init_target(cmd_ctx
, target
);
809 if (ERROR_OK
!= retval
)
811 LOG_ERROR("target '%s' init failed", target_name(target
));
816 * @todo get rid of those *memory_imp() methods, now that all
817 * callers are using target_*_memory() accessors ... and make
818 * sure the "physical" paths handle the same issues.
820 /* a non-invasive way(in terms of patches) to add some code that
821 * runs before the type->write/read_memory implementation
823 type
->write_memory_imp
= target
->type
->write_memory
;
824 type
->write_memory
= target_write_memory_imp
;
826 type
->read_memory_imp
= target
->type
->read_memory
;
827 type
->read_memory
= target_read_memory_imp
;
829 type
->soft_reset_halt_imp
= target
->type
->soft_reset_halt
;
830 type
->soft_reset_halt
= target_soft_reset_halt_imp
;
832 /* Sanity-check MMU support ... stub in what we must, to help
833 * implement it in stages, but warn if we need to do so.
837 if (type
->write_phys_memory
== NULL
)
839 LOG_ERROR("type '%s' is missing write_phys_memory",
841 type
->write_phys_memory
= err_write_phys_memory
;
843 if (type
->read_phys_memory
== NULL
)
845 LOG_ERROR("type '%s' is missing read_phys_memory",
847 type
->read_phys_memory
= err_read_phys_memory
;
849 if (type
->virt2phys
== NULL
)
851 LOG_ERROR("type '%s' is missing virt2phys", type
->name
);
852 type
->virt2phys
= identity_virt2phys
;
857 /* Make sure no-MMU targets all behave the same: make no
858 * distinction between physical and virtual addresses, and
859 * ensure that virt2phys() is always an identity mapping.
861 if (type
->write_phys_memory
|| type
->read_phys_memory
864 LOG_WARNING("type '%s' has bad MMU hooks", type
->name
);
868 type
->write_phys_memory
= type
->write_memory
;
869 type
->read_phys_memory
= type
->read_memory
;
870 type
->virt2phys
= identity_virt2phys
;
873 if (target
->type
->read_buffer
== NULL
)
874 target
->type
->read_buffer
= target_read_buffer_default
;
876 if (target
->type
->write_buffer
== NULL
)
877 target
->type
->write_buffer
= target_write_buffer_default
;
882 static int target_init(struct command_context
*cmd_ctx
)
884 struct target
*target
;
887 for (target
= all_targets
; target
; target
= target
->next
)
889 retval
= target_init_one(cmd_ctx
, target
);
890 if (ERROR_OK
!= retval
)
897 retval
= target_register_user_commands(cmd_ctx
);
898 if (ERROR_OK
!= retval
)
901 retval
= target_register_timer_callback(&handle_target
,
902 polling_interval
, 1, cmd_ctx
->interp
);
903 if (ERROR_OK
!= retval
)
909 COMMAND_HANDLER(handle_target_init_command
)
912 return ERROR_COMMAND_SYNTAX_ERROR
;
914 static bool target_initialized
= false;
915 if (target_initialized
)
917 LOG_INFO("'target init' has already been called");
920 target_initialized
= true;
922 LOG_DEBUG("Initializing targets...");
923 return target_init(CMD_CTX
);
926 int target_register_event_callback(int (*callback
)(struct target
*target
, enum target_event event
, void *priv
), void *priv
)
928 struct target_event_callback
**callbacks_p
= &target_event_callbacks
;
930 if (callback
== NULL
)
932 return ERROR_INVALID_ARGUMENTS
;
937 while ((*callbacks_p
)->next
)
938 callbacks_p
= &((*callbacks_p
)->next
);
939 callbacks_p
= &((*callbacks_p
)->next
);
942 (*callbacks_p
) = malloc(sizeof(struct target_event_callback
));
943 (*callbacks_p
)->callback
= callback
;
944 (*callbacks_p
)->priv
= priv
;
945 (*callbacks_p
)->next
= NULL
;
950 int target_register_timer_callback(int (*callback
)(void *priv
), int time_ms
, int periodic
, void *priv
)
952 struct target_timer_callback
**callbacks_p
= &target_timer_callbacks
;
955 if (callback
== NULL
)
957 return ERROR_INVALID_ARGUMENTS
;
962 while ((*callbacks_p
)->next
)
963 callbacks_p
= &((*callbacks_p
)->next
);
964 callbacks_p
= &((*callbacks_p
)->next
);
967 (*callbacks_p
) = malloc(sizeof(struct target_timer_callback
));
968 (*callbacks_p
)->callback
= callback
;
969 (*callbacks_p
)->periodic
= periodic
;
970 (*callbacks_p
)->time_ms
= time_ms
;
972 gettimeofday(&now
, NULL
);
973 (*callbacks_p
)->when
.tv_usec
= now
.tv_usec
+ (time_ms
% 1000) * 1000;
974 time_ms
-= (time_ms
% 1000);
975 (*callbacks_p
)->when
.tv_sec
= now
.tv_sec
+ (time_ms
/ 1000);
976 if ((*callbacks_p
)->when
.tv_usec
> 1000000)
978 (*callbacks_p
)->when
.tv_usec
= (*callbacks_p
)->when
.tv_usec
- 1000000;
979 (*callbacks_p
)->when
.tv_sec
+= 1;
982 (*callbacks_p
)->priv
= priv
;
983 (*callbacks_p
)->next
= NULL
;
988 int target_unregister_event_callback(int (*callback
)(struct target
*target
, enum target_event event
, void *priv
), void *priv
)
990 struct target_event_callback
**p
= &target_event_callbacks
;
991 struct target_event_callback
*c
= target_event_callbacks
;
993 if (callback
== NULL
)
995 return ERROR_INVALID_ARGUMENTS
;
1000 struct target_event_callback
*next
= c
->next
;
1001 if ((c
->callback
== callback
) && (c
->priv
== priv
))
1015 static int target_unregister_timer_callback(int (*callback
)(void *priv
), void *priv
)
1017 struct target_timer_callback
**p
= &target_timer_callbacks
;
1018 struct target_timer_callback
*c
= target_timer_callbacks
;
1020 if (callback
== NULL
)
1022 return ERROR_INVALID_ARGUMENTS
;
1027 struct target_timer_callback
*next
= c
->next
;
1028 if ((c
->callback
== callback
) && (c
->priv
== priv
))
1042 int target_call_event_callbacks(struct target
*target
, enum target_event event
)
1044 struct target_event_callback
*callback
= target_event_callbacks
;
1045 struct target_event_callback
*next_callback
;
1047 if (event
== TARGET_EVENT_HALTED
)
1049 /* execute early halted first */
1050 target_call_event_callbacks(target
, TARGET_EVENT_GDB_HALT
);
1053 LOG_DEBUG("target event %i (%s)",
1055 Jim_Nvp_value2name_simple(nvp_target_event
, event
)->name
);
1057 target_handle_event(target
, event
);
1061 next_callback
= callback
->next
;
1062 callback
->callback(target
, event
, callback
->priv
);
1063 callback
= next_callback
;
1069 static int target_timer_callback_periodic_restart(
1070 struct target_timer_callback
*cb
, struct timeval
*now
)
1072 int time_ms
= cb
->time_ms
;
1073 cb
->when
.tv_usec
= now
->tv_usec
+ (time_ms
% 1000) * 1000;
1074 time_ms
-= (time_ms
% 1000);
1075 cb
->when
.tv_sec
= now
->tv_sec
+ time_ms
/ 1000;
1076 if (cb
->when
.tv_usec
> 1000000)
1078 cb
->when
.tv_usec
= cb
->when
.tv_usec
- 1000000;
1079 cb
->when
.tv_sec
+= 1;
1084 static int target_call_timer_callback(struct target_timer_callback
*cb
,
1085 struct timeval
*now
)
1087 cb
->callback(cb
->priv
);
1090 return target_timer_callback_periodic_restart(cb
, now
);
1092 return target_unregister_timer_callback(cb
->callback
, cb
->priv
);
1095 static int target_call_timer_callbacks_check_time(int checktime
)
1100 gettimeofday(&now
, NULL
);
1102 struct target_timer_callback
*callback
= target_timer_callbacks
;
1105 // cleaning up may unregister and free this callback
1106 struct target_timer_callback
*next_callback
= callback
->next
;
1108 bool call_it
= callback
->callback
&&
1109 ((!checktime
&& callback
->periodic
) ||
1110 now
.tv_sec
> callback
->when
.tv_sec
||
1111 (now
.tv_sec
== callback
->when
.tv_sec
&&
1112 now
.tv_usec
>= callback
->when
.tv_usec
));
1116 int retval
= target_call_timer_callback(callback
, &now
);
1117 if (retval
!= ERROR_OK
)
1121 callback
= next_callback
;
1127 int target_call_timer_callbacks(void)
1129 return target_call_timer_callbacks_check_time(1);
1132 /* invoke periodic callbacks immediately */
1133 int target_call_timer_callbacks_now(void)
1135 return target_call_timer_callbacks_check_time(0);
1138 int target_alloc_working_area_try(struct target
*target
, uint32_t size
, struct working_area
**area
)
1140 struct working_area
*c
= target
->working_areas
;
1141 struct working_area
*new_wa
= NULL
;
1143 /* Reevaluate working area address based on MMU state*/
1144 if (target
->working_areas
== NULL
)
1149 retval
= target
->type
->mmu(target
, &enabled
);
1150 if (retval
!= ERROR_OK
)
1156 if (target
->working_area_phys_spec
) {
1157 LOG_DEBUG("MMU disabled, using physical "
1158 "address for working memory 0x%08x",
1159 (unsigned)target
->working_area_phys
);
1160 target
->working_area
= target
->working_area_phys
;
1162 LOG_ERROR("No working memory available. "
1163 "Specify -work-area-phys to target.");
1164 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE
;
1167 if (target
->working_area_virt_spec
) {
1168 LOG_DEBUG("MMU enabled, using virtual "
1169 "address for working memory 0x%08x",
1170 (unsigned)target
->working_area_virt
);
1171 target
->working_area
= target
->working_area_virt
;
1173 LOG_ERROR("No working memory available. "
1174 "Specify -work-area-virt to target.");
1175 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE
;
1180 /* only allocate multiples of 4 byte */
1183 LOG_ERROR("BUG: code tried to allocate unaligned number of bytes (0x%08x), padding", ((unsigned)(size
)));
1184 size
= (size
+ 3) & (~3);
1187 /* see if there's already a matching working area */
1190 if ((c
->free
) && (c
->size
== size
))
1198 /* if not, allocate a new one */
1201 struct working_area
**p
= &target
->working_areas
;
1202 uint32_t first_free
= target
->working_area
;
1203 uint32_t free_size
= target
->working_area_size
;
1205 c
= target
->working_areas
;
1208 first_free
+= c
->size
;
1209 free_size
-= c
->size
;
1214 if (free_size
< size
)
1216 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE
;
1219 LOG_DEBUG("allocated new working area at address 0x%08x", (unsigned)first_free
);
1221 new_wa
= malloc(sizeof(struct working_area
));
1222 new_wa
->next
= NULL
;
1223 new_wa
->size
= size
;
1224 new_wa
->address
= first_free
;
1226 if (target
->backup_working_area
)
1229 new_wa
->backup
= malloc(new_wa
->size
);
1230 if ((retval
= target_read_memory(target
, new_wa
->address
, 4, new_wa
->size
/ 4, new_wa
->backup
)) != ERROR_OK
)
1232 free(new_wa
->backup
);
1239 new_wa
->backup
= NULL
;
1242 /* put new entry in list */
1246 /* mark as used, and return the new (reused) area */
1247 new_wa
->free
= false;
1251 new_wa
->user
= area
;
1256 int target_alloc_working_area(struct target
*target
, uint32_t size
, struct working_area
**area
)
1260 retval
= target_alloc_working_area_try(target
, size
, area
);
1261 if (retval
== ERROR_TARGET_RESOURCE_NOT_AVAILABLE
)
1263 LOG_WARNING("not enough working area available(requested %u)", (unsigned)(size
));
1269 static int target_free_working_area_restore(struct target
*target
, struct working_area
*area
, int restore
)
1274 if (restore
&& target
->backup_working_area
)
1277 if ((retval
= target_write_memory(target
, area
->address
, 4, area
->size
/ 4, area
->backup
)) != ERROR_OK
)
1283 /* mark user pointer invalid */
1290 int target_free_working_area(struct target
*target
, struct working_area
*area
)
1292 return target_free_working_area_restore(target
, area
, 1);
1295 /* free resources and restore memory, if restoring memory fails,
1296 * free up resources anyway
1298 static void target_free_all_working_areas_restore(struct target
*target
, int restore
)
1300 struct working_area
*c
= target
->working_areas
;
1304 struct working_area
*next
= c
->next
;
1305 target_free_working_area_restore(target
, c
, restore
);
1315 target
->working_areas
= NULL
;
1318 void target_free_all_working_areas(struct target
*target
)
1320 target_free_all_working_areas_restore(target
, 1);
1323 int target_arch_state(struct target
*target
)
1328 LOG_USER("No target has been configured");
1332 LOG_USER("target state: %s", target_state_name( target
));
1334 if (target
->state
!= TARGET_HALTED
)
1337 retval
= target
->type
->arch_state(target
);
1341 /* Single aligned words are guaranteed to use 16 or 32 bit access
1342 * mode respectively, otherwise data is handled as quickly as
1345 int target_write_buffer(struct target
*target
, uint32_t address
, uint32_t size
, uint8_t *buffer
)
1347 LOG_DEBUG("writing buffer of %i byte at 0x%8.8x",
1348 (int)size
, (unsigned)address
);
1350 if (!target_was_examined(target
))
1352 LOG_ERROR("Target not examined yet");
1360 if ((address
+ size
- 1) < address
)
1362 /* GDB can request this when e.g. PC is 0xfffffffc*/
1363 LOG_ERROR("address + size wrapped(0x%08x, 0x%08x)",
1369 return target
->type
->write_buffer(target
, address
, size
, buffer
);
1372 static int target_write_buffer_default(struct target
*target
, uint32_t address
, uint32_t size
, uint8_t *buffer
)
1374 int retval
= ERROR_OK
;
1376 if (((address
% 2) == 0) && (size
== 2))
1378 return target_write_memory(target
, address
, 2, 1, buffer
);
1381 /* handle unaligned head bytes */
1384 uint32_t unaligned
= 4 - (address
% 4);
1386 if (unaligned
> size
)
1389 if ((retval
= target_write_memory(target
, address
, 1, unaligned
, buffer
)) != ERROR_OK
)
1392 buffer
+= unaligned
;
1393 address
+= unaligned
;
1397 /* handle aligned words */
1400 int aligned
= size
- (size
% 4);
1402 /* use bulk writes above a certain limit. This may have to be changed */
1405 if ((retval
= target
->type
->bulk_write_memory(target
, address
, aligned
/ 4, buffer
)) != ERROR_OK
)
1410 if ((retval
= target_write_memory(target
, address
, 4, aligned
/ 4, buffer
)) != ERROR_OK
)
1419 /* handle tail writes of less than 4 bytes */
1422 if ((retval
= target_write_memory(target
, address
, 1, size
, buffer
)) != ERROR_OK
)
1429 /* Single aligned words are guaranteed to use 16 or 32 bit access
1430 * mode respectively, otherwise data is handled as quickly as
1433 int target_read_buffer(struct target
*target
, uint32_t address
, uint32_t size
, uint8_t *buffer
)
1435 LOG_DEBUG("reading buffer of %i byte at 0x%8.8x",
1436 (int)size
, (unsigned)address
);
1438 if (!target_was_examined(target
))
1440 LOG_ERROR("Target not examined yet");
1448 if ((address
+ size
- 1) < address
)
1450 /* GDB can request this when e.g. PC is 0xfffffffc*/
1451 LOG_ERROR("address + size wrapped(0x%08" PRIx32
", 0x%08" PRIx32
")",
1457 return target
->type
->read_buffer(target
, address
, size
, buffer
);
1460 static int target_read_buffer_default(struct target
*target
, uint32_t address
, uint32_t size
, uint8_t *buffer
)
1462 int retval
= ERROR_OK
;
1464 if (((address
% 2) == 0) && (size
== 2))
1466 return target_read_memory(target
, address
, 2, 1, buffer
);
1469 /* handle unaligned head bytes */
1472 uint32_t unaligned
= 4 - (address
% 4);
1474 if (unaligned
> size
)
1477 if ((retval
= target_read_memory(target
, address
, 1, unaligned
, buffer
)) != ERROR_OK
)
1480 buffer
+= unaligned
;
1481 address
+= unaligned
;
1485 /* handle aligned words */
1488 int aligned
= size
- (size
% 4);
1490 if ((retval
= target_read_memory(target
, address
, 4, aligned
/ 4, buffer
)) != ERROR_OK
)
1498 /*prevent byte access when possible (avoid AHB access limitations in some cases)*/
1501 int aligned
= size
- (size
%2);
1502 retval
= target_read_memory(target
, address
, 2, aligned
/ 2, buffer
);
1503 if (retval
!= ERROR_OK
)
1510 /* handle tail writes of less than 4 bytes */
1513 if ((retval
= target_read_memory(target
, address
, 1, size
, buffer
)) != ERROR_OK
)
1520 int target_checksum_memory(struct target
*target
, uint32_t address
, uint32_t size
, uint32_t* crc
)
1525 uint32_t checksum
= 0;
1526 if (!target_was_examined(target
))
1528 LOG_ERROR("Target not examined yet");
1532 if ((retval
= target
->type
->checksum_memory(target
, address
,
1533 size
, &checksum
)) != ERROR_OK
)
1535 buffer
= malloc(size
);
1538 LOG_ERROR("error allocating buffer for section (%d bytes)", (int)size
);
1539 return ERROR_INVALID_ARGUMENTS
;
1541 retval
= target_read_buffer(target
, address
, size
, buffer
);
1542 if (retval
!= ERROR_OK
)
1548 /* convert to target endianness */
1549 for (i
= 0; i
< (size
/sizeof(uint32_t)); i
++)
1551 uint32_t target_data
;
1552 target_data
= target_buffer_get_u32(target
, &buffer
[i
*sizeof(uint32_t)]);
1553 target_buffer_set_u32(target
, &buffer
[i
*sizeof(uint32_t)], target_data
);
1556 retval
= image_calculate_checksum(buffer
, size
, &checksum
);
1565 int target_blank_check_memory(struct target
*target
, uint32_t address
, uint32_t size
, uint32_t* blank
)
1568 if (!target_was_examined(target
))
1570 LOG_ERROR("Target not examined yet");
1574 if (target
->type
->blank_check_memory
== 0)
1575 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE
;
1577 retval
= target
->type
->blank_check_memory(target
, address
, size
, blank
);
1582 int target_read_u32(struct target
*target
, uint32_t address
, uint32_t *value
)
1584 uint8_t value_buf
[4];
1585 if (!target_was_examined(target
))
1587 LOG_ERROR("Target not examined yet");
1591 int retval
= target_read_memory(target
, address
, 4, 1, value_buf
);
1593 if (retval
== ERROR_OK
)
1595 *value
= target_buffer_get_u32(target
, value_buf
);
1596 LOG_DEBUG("address: 0x%8.8" PRIx32
", value: 0x%8.8" PRIx32
"",
1603 LOG_DEBUG("address: 0x%8.8" PRIx32
" failed",
1610 int target_read_u16(struct target
*target
, uint32_t address
, uint16_t *value
)
1612 uint8_t value_buf
[2];
1613 if (!target_was_examined(target
))
1615 LOG_ERROR("Target not examined yet");
1619 int retval
= target_read_memory(target
, address
, 2, 1, value_buf
);
1621 if (retval
== ERROR_OK
)
1623 *value
= target_buffer_get_u16(target
, value_buf
);
1624 LOG_DEBUG("address: 0x%8.8" PRIx32
", value: 0x%4.4x",
1631 LOG_DEBUG("address: 0x%8.8" PRIx32
" failed",
1638 int target_read_u8(struct target
*target
, uint32_t address
, uint8_t *value
)
1640 int retval
= target_read_memory(target
, address
, 1, 1, value
);
1641 if (!target_was_examined(target
))
1643 LOG_ERROR("Target not examined yet");
1647 if (retval
== ERROR_OK
)
1649 LOG_DEBUG("address: 0x%8.8" PRIx32
", value: 0x%2.2x",
1656 LOG_DEBUG("address: 0x%8.8" PRIx32
" failed",
1663 int target_write_u32(struct target
*target
, uint32_t address
, uint32_t value
)
1666 uint8_t value_buf
[4];
1667 if (!target_was_examined(target
))
1669 LOG_ERROR("Target not examined yet");
1673 LOG_DEBUG("address: 0x%8.8" PRIx32
", value: 0x%8.8" PRIx32
"",
1677 target_buffer_set_u32(target
, value_buf
, value
);
1678 if ((retval
= target_write_memory(target
, address
, 4, 1, value_buf
)) != ERROR_OK
)
1680 LOG_DEBUG("failed: %i", retval
);
1686 int target_write_u16(struct target
*target
, uint32_t address
, uint16_t value
)
1689 uint8_t value_buf
[2];
1690 if (!target_was_examined(target
))
1692 LOG_ERROR("Target not examined yet");
1696 LOG_DEBUG("address: 0x%8.8" PRIx32
", value: 0x%8.8x",
1700 target_buffer_set_u16(target
, value_buf
, value
);
1701 if ((retval
= target_write_memory(target
, address
, 2, 1, value_buf
)) != ERROR_OK
)
1703 LOG_DEBUG("failed: %i", retval
);
1709 int target_write_u8(struct target
*target
, uint32_t address
, uint8_t value
)
1712 if (!target_was_examined(target
))
1714 LOG_ERROR("Target not examined yet");
1718 LOG_DEBUG("address: 0x%8.8" PRIx32
", value: 0x%2.2x",
1721 if ((retval
= target_write_memory(target
, address
, 1, 1, &value
)) != ERROR_OK
)
1723 LOG_DEBUG("failed: %i", retval
);
1729 COMMAND_HANDLER(handle_targets_command
)
1731 struct target
*target
= all_targets
;
1735 target
= get_target(CMD_ARGV
[0]);
1736 if (target
== NULL
) {
1737 command_print(CMD_CTX
,"Target: %s is unknown, try one of:\n", CMD_ARGV
[0]);
1740 if (!target
->tap
->enabled
) {
1741 command_print(CMD_CTX
,"Target: TAP %s is disabled, "
1742 "can't be the current target\n",
1743 target
->tap
->dotted_name
);
1747 CMD_CTX
->current_target
= target
->target_number
;
1752 target
= all_targets
;
1753 command_print(CMD_CTX
, " TargetName Type Endian TapName State ");
1754 command_print(CMD_CTX
, "-- ------------------ ---------- ------ ------------------ ------------");
1760 if (target
->tap
->enabled
)
1761 state
= target_state_name( target
);
1763 state
= "tap-disabled";
1765 if (CMD_CTX
->current_target
== target
->target_number
)
1768 /* keep columns lined up to match the headers above */
1769 command_print(CMD_CTX
, "%2d%c %-18s %-10s %-6s %-18s %s",
1770 target
->target_number
,
1772 target_name(target
),
1773 target_type_name(target
),
1774 Jim_Nvp_value2name_simple(nvp_target_endian
,
1775 target
->endianness
)->name
,
1776 target
->tap
->dotted_name
,
1778 target
= target
->next
;
1784 /* every 300ms we check for reset & powerdropout and issue a "reset halt" if so. */
1786 static int powerDropout
;
1787 static int srstAsserted
;
1789 static int runPowerRestore
;
1790 static int runPowerDropout
;
1791 static int runSrstAsserted
;
1792 static int runSrstDeasserted
;
1794 static int sense_handler(void)
1796 static int prevSrstAsserted
= 0;
1797 static int prevPowerdropout
= 0;
1800 if ((retval
= jtag_power_dropout(&powerDropout
)) != ERROR_OK
)
1804 powerRestored
= prevPowerdropout
&& !powerDropout
;
1807 runPowerRestore
= 1;
1810 long long current
= timeval_ms();
1811 static long long lastPower
= 0;
1812 int waitMore
= lastPower
+ 2000 > current
;
1813 if (powerDropout
&& !waitMore
)
1815 runPowerDropout
= 1;
1816 lastPower
= current
;
1819 if ((retval
= jtag_srst_asserted(&srstAsserted
)) != ERROR_OK
)
1823 srstDeasserted
= prevSrstAsserted
&& !srstAsserted
;
1825 static long long lastSrst
= 0;
1826 waitMore
= lastSrst
+ 2000 > current
;
1827 if (srstDeasserted
&& !waitMore
)
1829 runSrstDeasserted
= 1;
1833 if (!prevSrstAsserted
&& srstAsserted
)
1835 runSrstAsserted
= 1;
1838 prevSrstAsserted
= srstAsserted
;
1839 prevPowerdropout
= powerDropout
;
1841 if (srstDeasserted
|| powerRestored
)
1843 /* Other than logging the event we can't do anything here.
1844 * Issuing a reset is a particularly bad idea as we might
1845 * be inside a reset already.
1852 static int backoff_times
= 0;
1853 static int backoff_count
= 0;
1855 /* process target state changes */
1856 static int handle_target(void *priv
)
1858 Jim_Interp
*interp
= (Jim_Interp
*)priv
;
1859 int retval
= ERROR_OK
;
1861 if (!is_jtag_poll_safe())
1863 /* polling is disabled currently */
1867 /* we do not want to recurse here... */
1868 static int recursive
= 0;
1873 /* danger! running these procedures can trigger srst assertions and power dropouts.
1874 * We need to avoid an infinite loop/recursion here and we do that by
1875 * clearing the flags after running these events.
1877 int did_something
= 0;
1878 if (runSrstAsserted
)
1880 LOG_INFO("srst asserted detected, running srst_asserted proc.");
1881 Jim_Eval(interp
, "srst_asserted");
1884 if (runSrstDeasserted
)
1886 Jim_Eval(interp
, "srst_deasserted");
1889 if (runPowerDropout
)
1891 LOG_INFO("Power dropout detected, running power_dropout proc.");
1892 Jim_Eval(interp
, "power_dropout");
1895 if (runPowerRestore
)
1897 Jim_Eval(interp
, "power_restore");
1903 /* clear detect flags */
1907 /* clear action flags */
1909 runSrstAsserted
= 0;
1910 runSrstDeasserted
= 0;
1911 runPowerRestore
= 0;
1912 runPowerDropout
= 0;
1917 if (backoff_times
> backoff_count
)
1919 /* do not poll this time as we failed previously */
1925 /* Poll targets for state changes unless that's globally disabled.
1926 * Skip targets that are currently disabled.
1928 for (struct target
*target
= all_targets
;
1929 is_jtag_poll_safe() && target
;
1930 target
= target
->next
)
1932 if (!target
->tap
->enabled
)
1935 /* only poll target if we've got power and srst isn't asserted */
1936 if (!powerDropout
&& !srstAsserted
)
1938 /* polling may fail silently until the target has been examined */
1939 if ((retval
= target_poll(target
)) != ERROR_OK
)
1941 /* 100ms polling interval. Increase interval between polling up to 5000ms */
1942 if (backoff_times
* polling_interval
< 5000)
1947 LOG_USER("Polling target failed, GDB will be halted. Polling again in %dms", backoff_times
* polling_interval
);
1949 /* Tell GDB to halt the debugger. This allows the user to
1950 * run monitor commands to handle the situation.
1952 target_call_event_callbacks(target
, TARGET_EVENT_GDB_HALT
);
1955 /* Since we succeeded, we reset backoff count */
1956 if (backoff_times
> 0)
1958 LOG_USER("Polling succeeded again");
1967 COMMAND_HANDLER(handle_reg_command
)
1969 struct target
*target
;
1970 struct reg
*reg
= NULL
;
1976 target
= get_current_target(CMD_CTX
);
1978 /* list all available registers for the current target */
1981 struct reg_cache
*cache
= target
->reg_cache
;
1988 command_print(CMD_CTX
, "===== %s", cache
->name
);
1990 for (i
= 0, reg
= cache
->reg_list
;
1991 i
< cache
->num_regs
;
1992 i
++, reg
++, count
++)
1994 /* only print cached values if they are valid */
1996 value
= buf_to_str(reg
->value
,
1998 command_print(CMD_CTX
,
1999 "(%i) %s (/%" PRIu32
"): 0x%s%s",
2007 command_print(CMD_CTX
, "(%i) %s (/%" PRIu32
")",
2012 cache
= cache
->next
;
2018 /* access a single register by its ordinal number */
2019 if ((CMD_ARGV
[0][0] >= '0') && (CMD_ARGV
[0][0] <= '9'))
2022 COMMAND_PARSE_NUMBER(uint
, CMD_ARGV
[0], num
);
2024 struct reg_cache
*cache
= target
->reg_cache
;
2029 for (i
= 0; i
< cache
->num_regs
; i
++)
2033 reg
= &cache
->reg_list
[i
];
2039 cache
= cache
->next
;
2044 command_print(CMD_CTX
, "%i is out of bounds, the current target has only %i registers (0 - %i)", num
, count
, count
- 1);
2047 } else /* access a single register by its name */
2049 reg
= register_get_by_name(target
->reg_cache
, CMD_ARGV
[0], 1);
2053 command_print(CMD_CTX
, "register %s not found in current target", CMD_ARGV
[0]);
2058 /* display a register */
2059 if ((CMD_ARGC
== 1) || ((CMD_ARGC
== 2) && !((CMD_ARGV
[1][0] >= '0') && (CMD_ARGV
[1][0] <= '9'))))
2061 if ((CMD_ARGC
== 2) && (strcmp(CMD_ARGV
[1], "force") == 0))
2064 if (reg
->valid
== 0)
2066 reg
->type
->get(reg
);
2068 value
= buf_to_str(reg
->value
, reg
->size
, 16);
2069 command_print(CMD_CTX
, "%s (/%i): 0x%s", reg
->name
, (int)(reg
->size
), value
);
2074 /* set register value */
2077 uint8_t *buf
= malloc(DIV_ROUND_UP(reg
->size
, 8));
2078 str_to_buf(CMD_ARGV
[1], strlen(CMD_ARGV
[1]), buf
, reg
->size
, 0);
2080 reg
->type
->set(reg
, buf
);
2082 value
= buf_to_str(reg
->value
, reg
->size
, 16);
2083 command_print(CMD_CTX
, "%s (/%i): 0x%s", reg
->name
, (int)(reg
->size
), value
);
2091 command_print(CMD_CTX
, "usage: reg <#|name> [value]");
2096 COMMAND_HANDLER(handle_poll_command
)
2098 int retval
= ERROR_OK
;
2099 struct target
*target
= get_current_target(CMD_CTX
);
2103 command_print(CMD_CTX
, "background polling: %s",
2104 jtag_poll_get_enabled() ? "on" : "off");
2105 command_print(CMD_CTX
, "TAP: %s (%s)",
2106 target
->tap
->dotted_name
,
2107 target
->tap
->enabled
? "enabled" : "disabled");
2108 if (!target
->tap
->enabled
)
2110 if ((retval
= target_poll(target
)) != ERROR_OK
)
2112 if ((retval
= target_arch_state(target
)) != ERROR_OK
)
2115 else if (CMD_ARGC
== 1)
2118 COMMAND_PARSE_ON_OFF(CMD_ARGV
[0], enable
);
2119 jtag_poll_set_enabled(enable
);
2123 return ERROR_COMMAND_SYNTAX_ERROR
;
2129 COMMAND_HANDLER(handle_wait_halt_command
)
2132 return ERROR_COMMAND_SYNTAX_ERROR
;
2137 int retval
= parse_uint(CMD_ARGV
[0], &ms
);
2138 if (ERROR_OK
!= retval
)
2140 command_print(CMD_CTX
, "usage: %s [seconds]", CMD_NAME
);
2141 return ERROR_COMMAND_SYNTAX_ERROR
;
2143 // convert seconds (given) to milliseconds (needed)
2147 struct target
*target
= get_current_target(CMD_CTX
);
2148 return target_wait_state(target
, TARGET_HALTED
, ms
);
2151 /* wait for target state to change. The trick here is to have a low
2152 * latency for short waits and not to suck up all the CPU time
2155 * After 500ms, keep_alive() is invoked
2157 int target_wait_state(struct target
*target
, enum target_state state
, int ms
)
2160 long long then
= 0, cur
;
2165 if ((retval
= target_poll(target
)) != ERROR_OK
)
2167 if (target
->state
== state
)
2175 then
= timeval_ms();
2176 LOG_DEBUG("waiting for target %s...",
2177 Jim_Nvp_value2name_simple(nvp_target_state
,state
)->name
);
2185 if ((cur
-then
) > ms
)
2187 LOG_ERROR("timed out while waiting for target %s",
2188 Jim_Nvp_value2name_simple(nvp_target_state
,state
)->name
);
2196 COMMAND_HANDLER(handle_halt_command
)
2200 struct target
*target
= get_current_target(CMD_CTX
);
2201 int retval
= target_halt(target
);
2202 if (ERROR_OK
!= retval
)
2207 unsigned wait_local
;
2208 retval
= parse_uint(CMD_ARGV
[0], &wait_local
);
2209 if (ERROR_OK
!= retval
)
2210 return ERROR_COMMAND_SYNTAX_ERROR
;
2215 return CALL_COMMAND_HANDLER(handle_wait_halt_command
);
2218 COMMAND_HANDLER(handle_soft_reset_halt_command
)
2220 struct target
*target
= get_current_target(CMD_CTX
);
2222 LOG_USER("requesting target halt and executing a soft reset");
2224 target
->type
->soft_reset_halt(target
);
2229 COMMAND_HANDLER(handle_reset_command
)
2232 return ERROR_COMMAND_SYNTAX_ERROR
;
2234 enum target_reset_mode reset_mode
= RESET_RUN
;
2238 n
= Jim_Nvp_name2value_simple(nvp_reset_modes
, CMD_ARGV
[0]);
2239 if ((n
->name
== NULL
) || (n
->value
== RESET_UNKNOWN
)) {
2240 return ERROR_COMMAND_SYNTAX_ERROR
;
2242 reset_mode
= n
->value
;
2245 /* reset *all* targets */
2246 return target_process_reset(CMD_CTX
, reset_mode
);
2250 COMMAND_HANDLER(handle_resume_command
)
2254 return ERROR_COMMAND_SYNTAX_ERROR
;
2256 struct target
*target
= get_current_target(CMD_CTX
);
2257 target_handle_event(target
, TARGET_EVENT_OLD_pre_resume
);
2259 /* with no CMD_ARGV, resume from current pc, addr = 0,
2260 * with one arguments, addr = CMD_ARGV[0],
2261 * handle breakpoints, not debugging */
2265 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], addr
);
2269 return target_resume(target
, current
, addr
, 1, 0);
2272 COMMAND_HANDLER(handle_step_command
)
2275 return ERROR_COMMAND_SYNTAX_ERROR
;
2279 /* with no CMD_ARGV, step from current pc, addr = 0,
2280 * with one argument addr = CMD_ARGV[0],
2281 * handle breakpoints, debugging */
2286 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], addr
);
2290 struct target
*target
= get_current_target(CMD_CTX
);
2292 return target
->type
->step(target
, current_pc
, addr
, 1);
2295 static void handle_md_output(struct command_context
*cmd_ctx
,
2296 struct target
*target
, uint32_t address
, unsigned size
,
2297 unsigned count
, const uint8_t *buffer
)
2299 const unsigned line_bytecnt
= 32;
2300 unsigned line_modulo
= line_bytecnt
/ size
;
2302 char output
[line_bytecnt
* 4 + 1];
2303 unsigned output_len
= 0;
2305 const char *value_fmt
;
2307 case 4: value_fmt
= "%8.8x "; break;
2308 case 2: value_fmt
= "%4.4x "; break;
2309 case 1: value_fmt
= "%2.2x "; break;
2311 /* "can't happen", caller checked */
2312 LOG_ERROR("invalid memory read size: %u", size
);
2316 for (unsigned i
= 0; i
< count
; i
++)
2318 if (i
% line_modulo
== 0)
2320 output_len
+= snprintf(output
+ output_len
,
2321 sizeof(output
) - output_len
,
2323 (unsigned)(address
+ (i
*size
)));
2327 const uint8_t *value_ptr
= buffer
+ i
* size
;
2329 case 4: value
= target_buffer_get_u32(target
, value_ptr
); break;
2330 case 2: value
= target_buffer_get_u16(target
, value_ptr
); break;
2331 case 1: value
= *value_ptr
;
2333 output_len
+= snprintf(output
+ output_len
,
2334 sizeof(output
) - output_len
,
2337 if ((i
% line_modulo
== line_modulo
- 1) || (i
== count
- 1))
2339 command_print(cmd_ctx
, "%s", output
);
2345 COMMAND_HANDLER(handle_md_command
)
2348 return ERROR_COMMAND_SYNTAX_ERROR
;
2351 switch (CMD_NAME
[2]) {
2352 case 'w': size
= 4; break;
2353 case 'h': size
= 2; break;
2354 case 'b': size
= 1; break;
2355 default: return ERROR_COMMAND_SYNTAX_ERROR
;
2358 bool physical
=strcmp(CMD_ARGV
[0], "phys")==0;
2359 int (*fn
)(struct target
*target
,
2360 uint32_t address
, uint32_t size_value
, uint32_t count
, uint8_t *buffer
);
2365 fn
=target_read_phys_memory
;
2368 fn
=target_read_memory
;
2370 if ((CMD_ARGC
< 1) || (CMD_ARGC
> 2))
2372 return ERROR_COMMAND_SYNTAX_ERROR
;
2376 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], address
);
2380 COMMAND_PARSE_NUMBER(uint
, CMD_ARGV
[1], count
);
2382 uint8_t *buffer
= calloc(count
, size
);
2384 struct target
*target
= get_current_target(CMD_CTX
);
2385 int retval
= fn(target
, address
, size
, count
, buffer
);
2386 if (ERROR_OK
== retval
)
2387 handle_md_output(CMD_CTX
, target
, address
, size
, count
, buffer
);
2394 typedef int (*target_write_fn
)(struct target
*target
,
2395 uint32_t address
, uint32_t size
, uint32_t count
, uint8_t *buffer
);
2397 static int target_write_memory_fast(struct target
*target
,
2398 uint32_t address
, uint32_t size
, uint32_t count
, uint8_t *buffer
)
2400 return target_write_buffer(target
, address
, size
* count
, buffer
);
2403 static int target_fill_mem(struct target
*target
,
2412 /* We have to write in reasonably large chunks to be able
2413 * to fill large memory areas with any sane speed */
2414 const unsigned chunk_size
= 16384;
2415 uint8_t *target_buf
= malloc(chunk_size
* data_size
);
2416 if (target_buf
== NULL
)
2418 LOG_ERROR("Out of memory");
2422 for (unsigned i
= 0; i
< chunk_size
; i
++)
2427 target_buffer_set_u32(target
, target_buf
+ i
*data_size
, b
);
2430 target_buffer_set_u16(target
, target_buf
+ i
*data_size
, b
);
2433 target_buffer_set_u8(target
, target_buf
+ i
*data_size
, b
);
2440 int retval
= ERROR_OK
;
2442 for (unsigned x
= 0; x
< c
; x
+= chunk_size
)
2446 if (current
> chunk_size
)
2448 current
= chunk_size
;
2450 retval
= fn(target
, address
+ x
* data_size
, data_size
, current
, target_buf
);
2451 if (retval
!= ERROR_OK
)
2455 /* avoid GDB timeouts */
2464 COMMAND_HANDLER(handle_mw_command
)
2468 return ERROR_COMMAND_SYNTAX_ERROR
;
2470 bool physical
=strcmp(CMD_ARGV
[0], "phys")==0;
2476 fn
=target_write_phys_memory
;
2479 fn
= target_write_memory_fast
;
2481 if ((CMD_ARGC
< 2) || (CMD_ARGC
> 3))
2482 return ERROR_COMMAND_SYNTAX_ERROR
;
2485 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], address
);
2488 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], value
);
2492 COMMAND_PARSE_NUMBER(uint
, CMD_ARGV
[2], count
);
2494 struct target
*target
= get_current_target(CMD_CTX
);
2496 switch (CMD_NAME
[2])
2508 return ERROR_COMMAND_SYNTAX_ERROR
;
2511 return target_fill_mem(target
, address
, fn
, wordsize
, value
, count
);
2514 static COMMAND_HELPER(parse_load_image_command_CMD_ARGV
, struct image
*image
,
2515 uint32_t *min_address
, uint32_t *max_address
)
2517 if (CMD_ARGC
< 1 || CMD_ARGC
> 5)
2518 return ERROR_COMMAND_SYNTAX_ERROR
;
2520 /* a base address isn't always necessary,
2521 * default to 0x0 (i.e. don't relocate) */
2525 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], addr
);
2526 image
->base_address
= addr
;
2527 image
->base_address_set
= 1;
2530 image
->base_address_set
= 0;
2532 image
->start_address_set
= 0;
2536 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[3], *min_address
);
2540 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[4], *max_address
);
2541 // use size (given) to find max (required)
2542 *max_address
+= *min_address
;
2545 if (*min_address
> *max_address
)
2546 return ERROR_COMMAND_SYNTAX_ERROR
;
2551 COMMAND_HANDLER(handle_load_image_command
)
2555 uint32_t image_size
;
2556 uint32_t min_address
= 0;
2557 uint32_t max_address
= 0xffffffff;
2561 int retval
= CALL_COMMAND_HANDLER(parse_load_image_command_CMD_ARGV
,
2562 &image
, &min_address
, &max_address
);
2563 if (ERROR_OK
!= retval
)
2566 struct target
*target
= get_current_target(CMD_CTX
);
2568 struct duration bench
;
2569 duration_start(&bench
);
2571 if (image_open(&image
, CMD_ARGV
[0], (CMD_ARGC
>= 3) ? CMD_ARGV
[2] : NULL
) != ERROR_OK
)
2578 for (i
= 0; i
< image
.num_sections
; i
++)
2580 buffer
= malloc(image
.sections
[i
].size
);
2583 command_print(CMD_CTX
,
2584 "error allocating buffer for section (%d bytes)",
2585 (int)(image
.sections
[i
].size
));
2589 if ((retval
= image_read_section(&image
, i
, 0x0, image
.sections
[i
].size
, buffer
, &buf_cnt
)) != ERROR_OK
)
2595 uint32_t offset
= 0;
2596 uint32_t length
= buf_cnt
;
2598 /* DANGER!!! beware of unsigned comparision here!!! */
2600 if ((image
.sections
[i
].base_address
+ buf_cnt
>= min_address
)&&
2601 (image
.sections
[i
].base_address
< max_address
))
2603 if (image
.sections
[i
].base_address
< min_address
)
2605 /* clip addresses below */
2606 offset
+= min_address
-image
.sections
[i
].base_address
;
2610 if (image
.sections
[i
].base_address
+ buf_cnt
> max_address
)
2612 length
-= (image
.sections
[i
].base_address
+ buf_cnt
)-max_address
;
2615 if ((retval
= target_write_buffer(target
, image
.sections
[i
].base_address
+ offset
, length
, buffer
+ offset
)) != ERROR_OK
)
2620 image_size
+= length
;
2621 command_print(CMD_CTX
, "%u bytes written at address 0x%8.8" PRIx32
"",
2622 (unsigned int)length
,
2623 image
.sections
[i
].base_address
+ offset
);
2629 if ((ERROR_OK
== retval
) && (duration_measure(&bench
) == ERROR_OK
))
2631 command_print(CMD_CTX
, "downloaded %" PRIu32
" bytes "
2632 "in %fs (%0.3f KiB/s)", image_size
,
2633 duration_elapsed(&bench
), duration_kbps(&bench
, image_size
));
2636 image_close(&image
);
2642 COMMAND_HANDLER(handle_dump_image_command
)
2644 struct fileio fileio
;
2645 uint8_t buffer
[560];
2646 int retval
, retvaltemp
;
2647 uint32_t address
, size
;
2648 struct duration bench
;
2649 struct target
*target
= get_current_target(CMD_CTX
);
2652 return ERROR_COMMAND_SYNTAX_ERROR
;
2654 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], address
);
2655 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[2], size
);
2657 retval
= fileio_open(&fileio
, CMD_ARGV
[0], FILEIO_WRITE
, FILEIO_BINARY
);
2658 if (retval
!= ERROR_OK
)
2661 duration_start(&bench
);
2666 size_t size_written
;
2667 uint32_t this_run_size
= (size
> 560) ? 560 : size
;
2668 retval
= target_read_buffer(target
, address
, this_run_size
, buffer
);
2669 if (retval
!= ERROR_OK
)
2674 retval
= fileio_write(&fileio
, this_run_size
, buffer
, &size_written
);
2675 if (retval
!= ERROR_OK
)
2680 size
-= this_run_size
;
2681 address
+= this_run_size
;
2684 if ((ERROR_OK
== retval
) && (duration_measure(&bench
) == ERROR_OK
))
2687 retval
= fileio_size(&fileio
, &filesize
);
2688 if (retval
!= ERROR_OK
)
2690 command_print(CMD_CTX
,
2691 "dumped %ld bytes in %fs (%0.3f KiB/s)", (long)filesize
,
2692 duration_elapsed(&bench
), duration_kbps(&bench
, filesize
));
2695 if ((retvaltemp
= fileio_close(&fileio
)) != ERROR_OK
)
2701 static COMMAND_HELPER(handle_verify_image_command_internal
, int verify
)
2705 uint32_t image_size
;
2708 uint32_t checksum
= 0;
2709 uint32_t mem_checksum
= 0;
2713 struct target
*target
= get_current_target(CMD_CTX
);
2717 return ERROR_COMMAND_SYNTAX_ERROR
;
2722 LOG_ERROR("no target selected");
2726 struct duration bench
;
2727 duration_start(&bench
);
2732 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], addr
);
2733 image
.base_address
= addr
;
2734 image
.base_address_set
= 1;
2738 image
.base_address_set
= 0;
2739 image
.base_address
= 0x0;
2742 image
.start_address_set
= 0;
2744 if ((retval
= image_open(&image
, CMD_ARGV
[0], (CMD_ARGC
== 3) ? CMD_ARGV
[2] : NULL
)) != ERROR_OK
)
2752 for (i
= 0; i
< image
.num_sections
; i
++)
2754 buffer
= malloc(image
.sections
[i
].size
);
2757 command_print(CMD_CTX
,
2758 "error allocating buffer for section (%d bytes)",
2759 (int)(image
.sections
[i
].size
));
2762 if ((retval
= image_read_section(&image
, i
, 0x0, image
.sections
[i
].size
, buffer
, &buf_cnt
)) != ERROR_OK
)
2770 /* calculate checksum of image */
2771 retval
= image_calculate_checksum(buffer
, buf_cnt
, &checksum
);
2772 if (retval
!= ERROR_OK
)
2778 retval
= target_checksum_memory(target
, image
.sections
[i
].base_address
, buf_cnt
, &mem_checksum
);
2779 if (retval
!= ERROR_OK
)
2785 if (checksum
!= mem_checksum
)
2787 /* failed crc checksum, fall back to a binary compare */
2792 LOG_ERROR("checksum mismatch - attempting binary compare");
2795 data
= (uint8_t*)malloc(buf_cnt
);
2797 /* Can we use 32bit word accesses? */
2799 int count
= buf_cnt
;
2800 if ((count
% 4) == 0)
2805 retval
= target_read_memory(target
, image
.sections
[i
].base_address
, size
, count
, data
);
2806 if (retval
== ERROR_OK
)
2809 for (t
= 0; t
< buf_cnt
; t
++)
2811 if (data
[t
] != buffer
[t
])
2813 command_print(CMD_CTX
,
2814 "diff %d address 0x%08x. Was 0x%02x instead of 0x%02x",
2816 (unsigned)(t
+ image
.sections
[i
].base_address
),
2821 command_print(CMD_CTX
, "More than 128 errors, the rest are not printed.");
2834 command_print(CMD_CTX
, "address 0x%08" PRIx32
" length 0x%08zx",
2835 image
.sections
[i
].base_address
,
2840 image_size
+= buf_cnt
;
2844 command_print(CMD_CTX
, "No more differences found.");
2849 retval
= ERROR_FAIL
;
2851 if ((ERROR_OK
== retval
) && (duration_measure(&bench
) == ERROR_OK
))
2853 command_print(CMD_CTX
, "verified %" PRIu32
" bytes "
2854 "in %fs (%0.3f KiB/s)", image_size
,
2855 duration_elapsed(&bench
), duration_kbps(&bench
, image_size
));
2858 image_close(&image
);
2863 COMMAND_HANDLER(handle_verify_image_command
)
2865 return CALL_COMMAND_HANDLER(handle_verify_image_command_internal
, 1);
2868 COMMAND_HANDLER(handle_test_image_command
)
2870 return CALL_COMMAND_HANDLER(handle_verify_image_command_internal
, 0);
2873 static int handle_bp_command_list(struct command_context
*cmd_ctx
)
2875 struct target
*target
= get_current_target(cmd_ctx
);
2876 struct breakpoint
*breakpoint
= target
->breakpoints
;
2879 if (breakpoint
->type
== BKPT_SOFT
)
2881 char* buf
= buf_to_str(breakpoint
->orig_instr
,
2882 breakpoint
->length
, 16);
2883 command_print(cmd_ctx
, "0x%8.8" PRIx32
", 0x%x, %i, 0x%s",
2884 breakpoint
->address
,
2886 breakpoint
->set
, buf
);
2891 command_print(cmd_ctx
, "0x%8.8" PRIx32
", 0x%x, %i",
2892 breakpoint
->address
,
2893 breakpoint
->length
, breakpoint
->set
);
2896 breakpoint
= breakpoint
->next
;
2901 static int handle_bp_command_set(struct command_context
*cmd_ctx
,
2902 uint32_t addr
, uint32_t length
, int hw
)
2904 struct target
*target
= get_current_target(cmd_ctx
);
2905 int retval
= breakpoint_add(target
, addr
, length
, hw
);
2906 if (ERROR_OK
== retval
)
2907 command_print(cmd_ctx
, "breakpoint set at 0x%8.8" PRIx32
"", addr
);
2909 LOG_ERROR("Failure setting breakpoint");
2913 COMMAND_HANDLER(handle_bp_command
)
2916 return handle_bp_command_list(CMD_CTX
);
2918 if (CMD_ARGC
< 2 || CMD_ARGC
> 3)
2920 command_print(CMD_CTX
, "usage: bp <address> <length> ['hw']");
2921 return ERROR_COMMAND_SYNTAX_ERROR
;
2925 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], addr
);
2927 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], length
);
2932 if (strcmp(CMD_ARGV
[2], "hw") == 0)
2935 return ERROR_COMMAND_SYNTAX_ERROR
;
2938 return handle_bp_command_set(CMD_CTX
, addr
, length
, hw
);
2941 COMMAND_HANDLER(handle_rbp_command
)
2944 return ERROR_COMMAND_SYNTAX_ERROR
;
2947 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], addr
);
2949 struct target
*target
= get_current_target(CMD_CTX
);
2950 breakpoint_remove(target
, addr
);
2955 COMMAND_HANDLER(handle_wp_command
)
2957 struct target
*target
= get_current_target(CMD_CTX
);
2961 struct watchpoint
*watchpoint
= target
->watchpoints
;
2965 command_print(CMD_CTX
, "address: 0x%8.8" PRIx32
2966 ", len: 0x%8.8" PRIx32
2967 ", r/w/a: %i, value: 0x%8.8" PRIx32
2968 ", mask: 0x%8.8" PRIx32
,
2969 watchpoint
->address
,
2971 (int)watchpoint
->rw
,
2974 watchpoint
= watchpoint
->next
;
2979 enum watchpoint_rw type
= WPT_ACCESS
;
2981 uint32_t length
= 0;
2982 uint32_t data_value
= 0x0;
2983 uint32_t data_mask
= 0xffffffff;
2988 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[4], data_mask
);
2991 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[3], data_value
);
2994 switch (CMD_ARGV
[2][0])
3006 LOG_ERROR("invalid watchpoint mode ('%c')", CMD_ARGV
[2][0]);
3007 return ERROR_COMMAND_SYNTAX_ERROR
;
3011 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], length
);
3012 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], addr
);
3016 command_print(CMD_CTX
, "usage: wp [address length "
3017 "[(r|w|a) [value [mask]]]]");
3018 return ERROR_COMMAND_SYNTAX_ERROR
;
3021 int retval
= watchpoint_add(target
, addr
, length
, type
,
3022 data_value
, data_mask
);
3023 if (ERROR_OK
!= retval
)
3024 LOG_ERROR("Failure setting watchpoints");
3029 COMMAND_HANDLER(handle_rwp_command
)
3032 return ERROR_COMMAND_SYNTAX_ERROR
;
3035 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], addr
);
3037 struct target
*target
= get_current_target(CMD_CTX
);
3038 watchpoint_remove(target
, addr
);
3045 * Translate a virtual address to a physical address.
3047 * The low-level target implementation must have logged a detailed error
3048 * which is forwarded to telnet/GDB session.
3050 COMMAND_HANDLER(handle_virt2phys_command
)
3053 return ERROR_COMMAND_SYNTAX_ERROR
;
3056 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], va
);
3059 struct target
*target
= get_current_target(CMD_CTX
);
3060 int retval
= target
->type
->virt2phys(target
, va
, &pa
);
3061 if (retval
== ERROR_OK
)
3062 command_print(CMD_CTX
, "Physical address 0x%08" PRIx32
"", pa
);
3067 static void writeData(FILE *f
, const void *data
, size_t len
)
3069 size_t written
= fwrite(data
, 1, len
, f
);
3071 LOG_ERROR("failed to write %zu bytes: %s", len
, strerror(errno
));
3074 static void writeLong(FILE *f
, int l
)
3077 for (i
= 0; i
< 4; i
++)
3079 char c
= (l
>> (i
*8))&0xff;
3080 writeData(f
, &c
, 1);
3085 static void writeString(FILE *f
, char *s
)
3087 writeData(f
, s
, strlen(s
));
3090 /* Dump a gmon.out histogram file. */
3091 static void writeGmon(uint32_t *samples
, uint32_t sampleNum
, const char *filename
)
3094 FILE *f
= fopen(filename
, "w");
3097 writeString(f
, "gmon");
3098 writeLong(f
, 0x00000001); /* Version */
3099 writeLong(f
, 0); /* padding */
3100 writeLong(f
, 0); /* padding */
3101 writeLong(f
, 0); /* padding */
3103 uint8_t zero
= 0; /* GMON_TAG_TIME_HIST */
3104 writeData(f
, &zero
, 1);
3106 /* figure out bucket size */
3107 uint32_t min
= samples
[0];
3108 uint32_t max
= samples
[0];
3109 for (i
= 0; i
< sampleNum
; i
++)
3111 if (min
> samples
[i
])
3115 if (max
< samples
[i
])
3121 int addressSpace
= (max
-min
+ 1);
3123 static const uint32_t maxBuckets
= 16 * 1024; /* maximum buckets. */
3124 uint32_t length
= addressSpace
;
3125 if (length
> maxBuckets
)
3127 length
= maxBuckets
;
3129 int *buckets
= malloc(sizeof(int)*length
);
3130 if (buckets
== NULL
)
3135 memset(buckets
, 0, sizeof(int)*length
);
3136 for (i
= 0; i
< sampleNum
;i
++)
3138 uint32_t address
= samples
[i
];
3139 long long a
= address
-min
;
3140 long long b
= length
-1;
3141 long long c
= addressSpace
-1;
3142 int index_t
= (a
*b
)/c
; /* danger!!!! int32 overflows */
3146 /* append binary memory gmon.out &profile_hist_hdr ((char*)&profile_hist_hdr + sizeof(struct gmon_hist_hdr)) */
3147 writeLong(f
, min
); /* low_pc */
3148 writeLong(f
, max
); /* high_pc */
3149 writeLong(f
, length
); /* # of samples */
3150 writeLong(f
, 100); /* KLUDGE! We lie, ca. 100Hz best case. */
3151 writeString(f
, "seconds");
3152 for (i
= 0; i
< (15-strlen("seconds")); i
++)
3153 writeData(f
, &zero
, 1);
3154 writeString(f
, "s");
3156 /*append binary memory gmon.out profile_hist_data (profile_hist_data + profile_hist_hdr.hist_size) */
3158 char *data
= malloc(2*length
);
3161 for (i
= 0; i
< length
;i
++)
3170 data
[i
*2 + 1]=(val
>> 8)&0xff;
3173 writeData(f
, data
, length
* 2);
3183 /* profiling samples the CPU PC as quickly as OpenOCD is able,
3184 * which will be used as a random sampling of PC */
3185 COMMAND_HANDLER(handle_profile_command
)
3187 struct target
*target
= get_current_target(CMD_CTX
);
3188 struct timeval timeout
, now
;
3190 gettimeofday(&timeout
, NULL
);
3193 return ERROR_COMMAND_SYNTAX_ERROR
;
3196 COMMAND_PARSE_NUMBER(uint
, CMD_ARGV
[0], offset
);
3198 timeval_add_time(&timeout
, offset
, 0);
3201 * @todo: Some cores let us sample the PC without the
3202 * annoying halt/resume step; for example, ARMv7 PCSR.
3203 * Provide a way to use that more efficient mechanism.
3206 command_print(CMD_CTX
, "Starting profiling. Halting and resuming the target as often as we can...");
3208 static const int maxSample
= 10000;
3209 uint32_t *samples
= malloc(sizeof(uint32_t)*maxSample
);
3210 if (samples
== NULL
)
3214 /* hopefully it is safe to cache! We want to stop/restart as quickly as possible. */
3215 struct reg
*reg
= register_get_by_name(target
->reg_cache
, "pc", 1);
3220 target_poll(target
);
3221 if (target
->state
== TARGET_HALTED
)
3223 uint32_t t
=*((uint32_t *)reg
->value
);
3224 samples
[numSamples
++]=t
;
3225 retval
= target_resume(target
, 1, 0, 0, 0); /* current pc, addr = 0, do not handle breakpoints, not debugging */
3226 target_poll(target
);
3227 alive_sleep(10); /* sleep 10ms, i.e. <100 samples/second. */
3228 } else if (target
->state
== TARGET_RUNNING
)
3230 /* We want to quickly sample the PC. */
3231 if ((retval
= target_halt(target
)) != ERROR_OK
)
3238 command_print(CMD_CTX
, "Target not halted or running");
3242 if (retval
!= ERROR_OK
)
3247 gettimeofday(&now
, NULL
);
3248 if ((numSamples
>= maxSample
) || ((now
.tv_sec
>= timeout
.tv_sec
) && (now
.tv_usec
>= timeout
.tv_usec
)))
3250 command_print(CMD_CTX
, "Profiling completed. %d samples.", numSamples
);
3251 if ((retval
= target_poll(target
)) != ERROR_OK
)
3256 if (target
->state
== TARGET_HALTED
)
3258 target_resume(target
, 1, 0, 0, 0); /* current pc, addr = 0, do not handle breakpoints, not debugging */
3260 if ((retval
= target_poll(target
)) != ERROR_OK
)
3265 writeGmon(samples
, numSamples
, CMD_ARGV
[1]);
3266 command_print(CMD_CTX
, "Wrote %s", CMD_ARGV
[1]);
3275 static int new_int_array_element(Jim_Interp
* interp
, const char *varname
, int idx
, uint32_t val
)
3278 Jim_Obj
*nameObjPtr
, *valObjPtr
;
3281 namebuf
= alloc_printf("%s(%d)", varname
, idx
);
3285 nameObjPtr
= Jim_NewStringObj(interp
, namebuf
, -1);
3286 valObjPtr
= Jim_NewIntObj(interp
, val
);
3287 if (!nameObjPtr
|| !valObjPtr
)
3293 Jim_IncrRefCount(nameObjPtr
);
3294 Jim_IncrRefCount(valObjPtr
);
3295 result
= Jim_SetVariable(interp
, nameObjPtr
, valObjPtr
);
3296 Jim_DecrRefCount(interp
, nameObjPtr
);
3297 Jim_DecrRefCount(interp
, valObjPtr
);
3299 /* printf("%s(%d) <= 0%08x\n", varname, idx, val); */
3303 static int jim_mem2array(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
3305 struct command_context
*context
;
3306 struct target
*target
;
3308 context
= current_command_context(interp
);
3309 assert (context
!= NULL
);
3311 target
= get_current_target(context
);
3314 LOG_ERROR("mem2array: no current target");
3318 return target_mem2array(interp
, target
, argc
-1, argv
+ 1);
3321 static int target_mem2array(Jim_Interp
*interp
, struct target
*target
, int argc
, Jim_Obj
*const *argv
)
3329 const char *varname
;
3333 /* argv[1] = name of array to receive the data
3334 * argv[2] = desired width
3335 * argv[3] = memory address
3336 * argv[4] = count of times to read
3339 Jim_WrongNumArgs(interp
, 1, argv
, "varname width addr nelems");
3342 varname
= Jim_GetString(argv
[0], &len
);
3343 /* given "foo" get space for worse case "foo(%d)" .. add 20 */
3345 e
= Jim_GetLong(interp
, argv
[1], &l
);
3351 e
= Jim_GetLong(interp
, argv
[2], &l
);
3356 e
= Jim_GetLong(interp
, argv
[3], &l
);
3372 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3373 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "Invalid width param, must be 8/16/32", NULL
);
3377 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3378 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "mem2array: zero width read?", NULL
);
3381 if ((addr
+ (len
* width
)) < addr
) {
3382 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3383 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "mem2array: addr + len - wraps to zero?", NULL
);
3386 /* absurd transfer size? */
3388 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3389 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "mem2array: absurd > 64K item request", NULL
);
3394 ((width
== 2) && ((addr
& 1) == 0)) ||
3395 ((width
== 4) && ((addr
& 3) == 0))) {
3399 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3400 sprintf(buf
, "mem2array address: 0x%08" PRIx32
" is not aligned for %" PRId32
" byte reads",
3403 Jim_AppendStrings(interp
, Jim_GetResult(interp
), buf
, NULL
);
3412 size_t buffersize
= 4096;
3413 uint8_t *buffer
= malloc(buffersize
);
3420 /* Slurp... in buffer size chunks */
3422 count
= len
; /* in objects.. */
3423 if (count
> (buffersize
/width
)) {
3424 count
= (buffersize
/width
);
3427 retval
= target_read_memory(target
, addr
, width
, count
, buffer
);
3428 if (retval
!= ERROR_OK
) {
3430 LOG_ERROR("mem2array: Read @ 0x%08x, w=%d, cnt=%d, failed",
3434 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3435 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "mem2array: cannot read memory", NULL
);
3439 v
= 0; /* shut up gcc */
3440 for (i
= 0 ;i
< count
;i
++, n
++) {
3443 v
= target_buffer_get_u32(target
, &buffer
[i
*width
]);
3446 v
= target_buffer_get_u16(target
, &buffer
[i
*width
]);
3449 v
= buffer
[i
] & 0x0ff;
3452 new_int_array_element(interp
, varname
, n
, v
);
3460 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3465 static int get_int_array_element(Jim_Interp
* interp
, const char *varname
, int idx
, uint32_t *val
)
3468 Jim_Obj
*nameObjPtr
, *valObjPtr
;
3472 namebuf
= alloc_printf("%s(%d)", varname
, idx
);
3476 nameObjPtr
= Jim_NewStringObj(interp
, namebuf
, -1);
3483 Jim_IncrRefCount(nameObjPtr
);
3484 valObjPtr
= Jim_GetVariable(interp
, nameObjPtr
, JIM_ERRMSG
);
3485 Jim_DecrRefCount(interp
, nameObjPtr
);
3487 if (valObjPtr
== NULL
)
3490 result
= Jim_GetLong(interp
, valObjPtr
, &l
);
3491 /* printf("%s(%d) => 0%08x\n", varname, idx, val); */
3496 static int jim_array2mem(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
3498 struct command_context
*context
;
3499 struct target
*target
;
3501 context
= current_command_context(interp
);
3502 assert (context
!= NULL
);
3504 target
= get_current_target(context
);
3505 if (target
== NULL
) {
3506 LOG_ERROR("array2mem: no current target");
3510 return target_array2mem(interp
,target
, argc
-1, argv
+ 1);
3513 static int target_array2mem(Jim_Interp
*interp
, struct target
*target
,
3514 int argc
, Jim_Obj
*const *argv
)
3522 const char *varname
;
3526 /* argv[1] = name of array to get the data
3527 * argv[2] = desired width
3528 * argv[3] = memory address
3529 * argv[4] = count to write
3532 Jim_WrongNumArgs(interp
, 0, argv
, "varname width addr nelems");
3535 varname
= Jim_GetString(argv
[0], &len
);
3536 /* given "foo" get space for worse case "foo(%d)" .. add 20 */
3538 e
= Jim_GetLong(interp
, argv
[1], &l
);
3544 e
= Jim_GetLong(interp
, argv
[2], &l
);
3549 e
= Jim_GetLong(interp
, argv
[3], &l
);
3565 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3566 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "Invalid width param, must be 8/16/32", NULL
);
3570 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3571 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "array2mem: zero width read?", NULL
);
3574 if ((addr
+ (len
* width
)) < addr
) {
3575 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3576 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "array2mem: addr + len - wraps to zero?", NULL
);
3579 /* absurd transfer size? */
3581 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3582 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "array2mem: absurd > 64K item request", NULL
);
3587 ((width
== 2) && ((addr
& 1) == 0)) ||
3588 ((width
== 4) && ((addr
& 3) == 0))) {
3592 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3593 sprintf(buf
, "array2mem address: 0x%08x is not aligned for %d byte reads",
3596 Jim_AppendStrings(interp
, Jim_GetResult(interp
), buf
, NULL
);
3607 size_t buffersize
= 4096;
3608 uint8_t *buffer
= malloc(buffersize
);
3613 /* Slurp... in buffer size chunks */
3615 count
= len
; /* in objects.. */
3616 if (count
> (buffersize
/width
)) {
3617 count
= (buffersize
/width
);
3620 v
= 0; /* shut up gcc */
3621 for (i
= 0 ;i
< count
;i
++, n
++) {
3622 get_int_array_element(interp
, varname
, n
, &v
);
3625 target_buffer_set_u32(target
, &buffer
[i
*width
], v
);
3628 target_buffer_set_u16(target
, &buffer
[i
*width
], v
);
3631 buffer
[i
] = v
& 0x0ff;
3637 retval
= target_write_memory(target
, addr
, width
, count
, buffer
);
3638 if (retval
!= ERROR_OK
) {
3640 LOG_ERROR("array2mem: Write @ 0x%08x, w=%d, cnt=%d, failed",
3644 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3645 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "array2mem: cannot read memory", NULL
);
3653 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3658 /* FIX? should we propagate errors here rather than printing them
3661 void target_handle_event(struct target
*target
, enum target_event e
)
3663 struct target_event_action
*teap
;
3665 for (teap
= target
->event_action
; teap
!= NULL
; teap
= teap
->next
) {
3666 if (teap
->event
== e
) {
3667 LOG_DEBUG("target: (%d) %s (%s) event: %d (%s) action: %s",
3668 target
->target_number
,
3669 target_name(target
),
3670 target_type_name(target
),
3672 Jim_Nvp_value2name_simple(nvp_target_event
, e
)->name
,
3673 Jim_GetString(teap
->body
, NULL
));
3674 if (Jim_EvalObj(teap
->interp
, teap
->body
) != JIM_OK
)
3676 Jim_MakeErrorMessage(teap
->interp
);
3677 command_print(NULL
,"%s\n", Jim_GetString(Jim_GetResult(teap
->interp
), NULL
));
3684 * Returns true only if the target has a handler for the specified event.
3686 bool target_has_event_action(struct target
*target
, enum target_event event
)
3688 struct target_event_action
*teap
;
3690 for (teap
= target
->event_action
; teap
!= NULL
; teap
= teap
->next
) {
3691 if (teap
->event
== event
)
3697 enum target_cfg_param
{
3700 TCFG_WORK_AREA_VIRT
,
3701 TCFG_WORK_AREA_PHYS
,
3702 TCFG_WORK_AREA_SIZE
,
3703 TCFG_WORK_AREA_BACKUP
,
3707 TCFG_CHAIN_POSITION
,
3710 static Jim_Nvp nvp_config_opts
[] = {
3711 { .name
= "-type", .value
= TCFG_TYPE
},
3712 { .name
= "-event", .value
= TCFG_EVENT
},
3713 { .name
= "-work-area-virt", .value
= TCFG_WORK_AREA_VIRT
},
3714 { .name
= "-work-area-phys", .value
= TCFG_WORK_AREA_PHYS
},
3715 { .name
= "-work-area-size", .value
= TCFG_WORK_AREA_SIZE
},
3716 { .name
= "-work-area-backup", .value
= TCFG_WORK_AREA_BACKUP
},
3717 { .name
= "-endian" , .value
= TCFG_ENDIAN
},
3718 { .name
= "-variant", .value
= TCFG_VARIANT
},
3719 { .name
= "-coreid", .value
= TCFG_COREID
},
3720 { .name
= "-chain-position", .value
= TCFG_CHAIN_POSITION
},
3721 { .name
= NULL
, .value
= -1 }
3724 static int target_configure(Jim_GetOptInfo
*goi
, struct target
*target
)
3732 /* parse config or cget options ... */
3733 while (goi
->argc
> 0) {
3734 Jim_SetEmptyResult(goi
->interp
);
3735 /* Jim_GetOpt_Debug(goi); */
3737 if (target
->type
->target_jim_configure
) {
3738 /* target defines a configure function */
3739 /* target gets first dibs on parameters */
3740 e
= (*(target
->type
->target_jim_configure
))(target
, goi
);
3749 /* otherwise we 'continue' below */
3751 e
= Jim_GetOpt_Nvp(goi
, nvp_config_opts
, &n
);
3753 Jim_GetOpt_NvpUnknown(goi
, nvp_config_opts
, 0);
3759 if (goi
->isconfigure
) {
3760 Jim_SetResultFormatted(goi
->interp
,
3761 "not settable: %s", n
->name
);
3765 if (goi
->argc
!= 0) {
3766 Jim_WrongNumArgs(goi
->interp
,
3767 goi
->argc
, goi
->argv
,
3772 Jim_SetResultString(goi
->interp
,
3773 target_type_name(target
), -1);
3777 if (goi
->argc
== 0) {
3778 Jim_WrongNumArgs(goi
->interp
, goi
->argc
, goi
->argv
, "-event ?event-name? ...");
3782 e
= Jim_GetOpt_Nvp(goi
, nvp_target_event
, &n
);
3784 Jim_GetOpt_NvpUnknown(goi
, nvp_target_event
, 1);
3788 if (goi
->isconfigure
) {
3789 if (goi
->argc
!= 1) {
3790 Jim_WrongNumArgs(goi
->interp
, goi
->argc
, goi
->argv
, "-event ?event-name? ?EVENT-BODY?");
3794 if (goi
->argc
!= 0) {
3795 Jim_WrongNumArgs(goi
->interp
, goi
->argc
, goi
->argv
, "-event ?event-name?");
3801 struct target_event_action
*teap
;
3803 teap
= target
->event_action
;
3804 /* replace existing? */
3806 if (teap
->event
== (enum target_event
)n
->value
) {
3812 if (goi
->isconfigure
) {
3813 bool replace
= true;
3816 teap
= calloc(1, sizeof(*teap
));
3819 teap
->event
= n
->value
;
3820 teap
->interp
= goi
->interp
;
3821 Jim_GetOpt_Obj(goi
, &o
);
3823 Jim_DecrRefCount(teap
->interp
, teap
->body
);
3825 teap
->body
= Jim_DuplicateObj(goi
->interp
, o
);
3828 * Tcl/TK - "tk events" have a nice feature.
3829 * See the "BIND" command.
3830 * We should support that here.
3831 * You can specify %X and %Y in the event code.
3832 * The idea is: %T - target name.
3833 * The idea is: %N - target number
3834 * The idea is: %E - event name.
3836 Jim_IncrRefCount(teap
->body
);
3840 /* add to head of event list */
3841 teap
->next
= target
->event_action
;
3842 target
->event_action
= teap
;
3844 Jim_SetEmptyResult(goi
->interp
);
3848 Jim_SetEmptyResult(goi
->interp
);
3850 Jim_SetResult(goi
->interp
, Jim_DuplicateObj(goi
->interp
, teap
->body
));
3857 case TCFG_WORK_AREA_VIRT
:
3858 if (goi
->isconfigure
) {
3859 target_free_all_working_areas(target
);
3860 e
= Jim_GetOpt_Wide(goi
, &w
);
3864 target
->working_area_virt
= w
;
3865 target
->working_area_virt_spec
= true;
3867 if (goi
->argc
!= 0) {
3871 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->working_area_virt
));
3875 case TCFG_WORK_AREA_PHYS
:
3876 if (goi
->isconfigure
) {
3877 target_free_all_working_areas(target
);
3878 e
= Jim_GetOpt_Wide(goi
, &w
);
3882 target
->working_area_phys
= w
;
3883 target
->working_area_phys_spec
= true;
3885 if (goi
->argc
!= 0) {
3889 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->working_area_phys
));
3893 case TCFG_WORK_AREA_SIZE
:
3894 if (goi
->isconfigure
) {
3895 target_free_all_working_areas(target
);
3896 e
= Jim_GetOpt_Wide(goi
, &w
);
3900 target
->working_area_size
= w
;
3902 if (goi
->argc
!= 0) {
3906 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->working_area_size
));
3910 case TCFG_WORK_AREA_BACKUP
:
3911 if (goi
->isconfigure
) {
3912 target_free_all_working_areas(target
);
3913 e
= Jim_GetOpt_Wide(goi
, &w
);
3917 /* make this exactly 1 or 0 */
3918 target
->backup_working_area
= (!!w
);
3920 if (goi
->argc
!= 0) {
3924 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->backup_working_area
));
3925 /* loop for more e*/
3929 if (goi
->isconfigure
) {
3930 e
= Jim_GetOpt_Nvp(goi
, nvp_target_endian
, &n
);
3932 Jim_GetOpt_NvpUnknown(goi
, nvp_target_endian
, 1);
3935 target
->endianness
= n
->value
;
3937 if (goi
->argc
!= 0) {
3941 n
= Jim_Nvp_value2name_simple(nvp_target_endian
, target
->endianness
);
3942 if (n
->name
== NULL
) {
3943 target
->endianness
= TARGET_LITTLE_ENDIAN
;
3944 n
= Jim_Nvp_value2name_simple(nvp_target_endian
, target
->endianness
);
3946 Jim_SetResultString(goi
->interp
, n
->name
, -1);
3951 if (goi
->isconfigure
) {
3952 if (goi
->argc
< 1) {
3953 Jim_SetResultFormatted(goi
->interp
,
3958 if (target
->variant
) {
3959 free((void *)(target
->variant
));
3961 e
= Jim_GetOpt_String(goi
, &cp
, NULL
);
3962 target
->variant
= strdup(cp
);
3964 if (goi
->argc
!= 0) {
3968 Jim_SetResultString(goi
->interp
, target
->variant
,-1);
3973 if (goi
->isconfigure
) {
3974 e
= Jim_GetOpt_Wide(goi
, &w
);
3978 target
->coreid
= (int)w
;
3980 if (goi
->argc
!= 0) {
3984 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->working_area_size
));
3988 case TCFG_CHAIN_POSITION
:
3989 if (goi
->isconfigure
) {
3991 struct jtag_tap
*tap
;
3992 target_free_all_working_areas(target
);
3993 e
= Jim_GetOpt_Obj(goi
, &o_t
);
3997 tap
= jtag_tap_by_jim_obj(goi
->interp
, o_t
);
4001 /* make this exactly 1 or 0 */
4004 if (goi
->argc
!= 0) {
4008 Jim_SetResultString(goi
->interp
, target
->tap
->dotted_name
, -1);
4009 /* loop for more e*/
4012 } /* while (goi->argc) */
4015 /* done - we return */
4020 jim_target_configure(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4024 Jim_GetOpt_Setup(&goi
, interp
, argc
- 1, argv
+ 1);
4025 goi
.isconfigure
= !strcmp(Jim_GetString(argv
[0], NULL
), "configure");
4026 int need_args
= 1 + goi
.isconfigure
;
4027 if (goi
.argc
< need_args
)
4029 Jim_WrongNumArgs(goi
.interp
, goi
.argc
, goi
.argv
,
4031 ? "missing: -option VALUE ..."
4032 : "missing: -option ...");
4035 struct target
*target
= Jim_CmdPrivData(goi
.interp
);
4036 return target_configure(&goi
, target
);
4039 static int jim_target_mw(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4041 const char *cmd_name
= Jim_GetString(argv
[0], NULL
);
4044 Jim_GetOpt_Setup(&goi
, interp
, argc
- 1, argv
+ 1);
4046 if (goi
.argc
< 2 || goi
.argc
> 4)
4048 Jim_SetResultFormatted(goi
.interp
,
4049 "usage: %s [phys] <address> <data> [<count>]", cmd_name
);
4054 fn
= target_write_memory_fast
;
4057 if (strcmp(Jim_GetString(argv
[1], NULL
), "phys") == 0)
4060 struct Jim_Obj
*obj
;
4061 e
= Jim_GetOpt_Obj(&goi
, &obj
);
4065 fn
= target_write_phys_memory
;
4069 e
= Jim_GetOpt_Wide(&goi
, &a
);
4074 e
= Jim_GetOpt_Wide(&goi
, &b
);
4081 e
= Jim_GetOpt_Wide(&goi
, &c
);
4086 /* all args must be consumed */
4092 struct target
*target
= Jim_CmdPrivData(goi
.interp
);
4094 if (strcasecmp(cmd_name
, "mww") == 0) {
4097 else if (strcasecmp(cmd_name
, "mwh") == 0) {
4100 else if (strcasecmp(cmd_name
, "mwb") == 0) {
4103 LOG_ERROR("command '%s' unknown: ", cmd_name
);
4107 return (target_fill_mem(target
, a
, fn
, data_size
, b
, c
) == ERROR_OK
) ? JIM_OK
: JIM_ERR
;
4110 static int jim_target_md(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4112 const char *cmd_name
= Jim_GetString(argv
[0], NULL
);
4115 Jim_GetOpt_Setup(&goi
, interp
, argc
- 1, argv
+ 1);
4117 if ((goi
.argc
< 1) || (goi
.argc
> 3))
4119 Jim_SetResultFormatted(goi
.interp
,
4120 "usage: %s [phys] <address> [<count>]", cmd_name
);
4124 int (*fn
)(struct target
*target
,
4125 uint32_t address
, uint32_t size
, uint32_t count
, uint8_t *buffer
);
4126 fn
=target_read_memory
;
4129 if (strcmp(Jim_GetString(argv
[1], NULL
), "phys") == 0)
4132 struct Jim_Obj
*obj
;
4133 e
= Jim_GetOpt_Obj(&goi
, &obj
);
4137 fn
=target_read_phys_memory
;
4141 e
= Jim_GetOpt_Wide(&goi
, &a
);
4146 if (goi
.argc
== 1) {
4147 e
= Jim_GetOpt_Wide(&goi
, &c
);
4155 /* all args must be consumed */
4161 jim_wide b
= 1; /* shut up gcc */
4162 if (strcasecmp(cmd_name
, "mdw") == 0)
4164 else if (strcasecmp(cmd_name
, "mdh") == 0)
4166 else if (strcasecmp(cmd_name
, "mdb") == 0)
4169 LOG_ERROR("command '%s' unknown: ", cmd_name
);
4173 /* convert count to "bytes" */
4176 struct target
*target
= Jim_CmdPrivData(goi
.interp
);
4177 uint8_t target_buf
[32];
4184 e
= fn(target
, a
, b
, y
/ b
, target_buf
);
4185 if (e
!= ERROR_OK
) {
4187 snprintf(tmp
, sizeof(tmp
), "%08lx", (long)a
);
4188 Jim_SetResultFormatted(interp
, "error reading target @ 0x%s", tmp
);
4192 command_print(NULL
, "0x%08x ", (int)(a
));
4195 for (x
= 0; x
< 16 && x
< y
; x
+= 4)
4197 z
= target_buffer_get_u32(target
, &(target_buf
[ x
]));
4198 command_print(NULL
, "%08x ", (int)(z
));
4200 for (; (x
< 16) ; x
+= 4) {
4201 command_print(NULL
, " ");
4205 for (x
= 0; x
< 16 && x
< y
; x
+= 2)
4207 z
= target_buffer_get_u16(target
, &(target_buf
[ x
]));
4208 command_print(NULL
, "%04x ", (int)(z
));
4210 for (; (x
< 16) ; x
+= 2) {
4211 command_print(NULL
, " ");
4216 for (x
= 0 ; (x
< 16) && (x
< y
) ; x
+= 1) {
4217 z
= target_buffer_get_u8(target
, &(target_buf
[ x
]));
4218 command_print(NULL
, "%02x ", (int)(z
));
4220 for (; (x
< 16) ; x
+= 1) {
4221 command_print(NULL
, " ");
4225 /* ascii-ify the bytes */
4226 for (x
= 0 ; x
< y
; x
++) {
4227 if ((target_buf
[x
] >= 0x20) &&
4228 (target_buf
[x
] <= 0x7e)) {
4232 target_buf
[x
] = '.';
4237 target_buf
[x
] = ' ';
4242 /* print - with a newline */
4243 command_print(NULL
, "%s\n", target_buf
);
4251 static int jim_target_mem2array(Jim_Interp
*interp
,
4252 int argc
, Jim_Obj
*const *argv
)
4254 struct target
*target
= Jim_CmdPrivData(interp
);
4255 return target_mem2array(interp
, target
, argc
- 1, argv
+ 1);
4258 static int jim_target_array2mem(Jim_Interp
*interp
,
4259 int argc
, Jim_Obj
*const *argv
)
4261 struct target
*target
= Jim_CmdPrivData(interp
);
4262 return target_array2mem(interp
, target
, argc
- 1, argv
+ 1);
4265 static int jim_target_tap_disabled(Jim_Interp
*interp
)
4267 Jim_SetResultFormatted(interp
, "[TAP is disabled]");
4271 static int jim_target_examine(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4275 Jim_WrongNumArgs(interp
, 1, argv
, "[no parameters]");
4278 struct target
*target
= Jim_CmdPrivData(interp
);
4279 if (!target
->tap
->enabled
)
4280 return jim_target_tap_disabled(interp
);
4282 int e
= target
->type
->examine(target
);
4290 static int jim_target_halt_gdb(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4294 Jim_WrongNumArgs(interp
, 1, argv
, "[no parameters]");
4297 struct target
*target
= Jim_CmdPrivData(interp
);
4299 if (target_call_event_callbacks(target
, TARGET_EVENT_GDB_HALT
) != ERROR_OK
)
4305 static int jim_target_poll(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4309 Jim_WrongNumArgs(interp
, 1, argv
, "[no parameters]");
4312 struct target
*target
= Jim_CmdPrivData(interp
);
4313 if (!target
->tap
->enabled
)
4314 return jim_target_tap_disabled(interp
);
4317 if (!(target_was_examined(target
))) {
4318 e
= ERROR_TARGET_NOT_EXAMINED
;
4320 e
= target
->type
->poll(target
);
4329 static int jim_target_reset(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4332 Jim_GetOpt_Setup(&goi
, interp
, argc
- 1, argv
+ 1);
4336 Jim_WrongNumArgs(interp
, 0, argv
,
4337 "([tT]|[fF]|assert|deassert) BOOL");
4342 int e
= Jim_GetOpt_Nvp(&goi
, nvp_assert
, &n
);
4345 Jim_GetOpt_NvpUnknown(&goi
, nvp_assert
, 1);
4348 /* the halt or not param */
4350 e
= Jim_GetOpt_Wide(&goi
, &a
);
4354 struct target
*target
= Jim_CmdPrivData(goi
.interp
);
4355 if (!target
->tap
->enabled
)
4356 return jim_target_tap_disabled(interp
);
4357 if (!(target_was_examined(target
)))
4359 LOG_ERROR("Target not examined yet");
4360 return ERROR_TARGET_NOT_EXAMINED
;
4362 if (!target
->type
->assert_reset
|| !target
->type
->deassert_reset
)
4364 Jim_SetResultFormatted(interp
,
4365 "No target-specific reset for %s",
4366 target_name(target
));
4369 /* determine if we should halt or not. */
4370 target
->reset_halt
= !!a
;
4371 /* When this happens - all workareas are invalid. */
4372 target_free_all_working_areas_restore(target
, 0);
4375 if (n
->value
== NVP_ASSERT
) {
4376 e
= target
->type
->assert_reset(target
);
4378 e
= target
->type
->deassert_reset(target
);
4380 return (e
== ERROR_OK
) ? JIM_OK
: JIM_ERR
;
4383 static int jim_target_halt(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4386 Jim_WrongNumArgs(interp
, 1, argv
, "[no parameters]");
4389 struct target
*target
= Jim_CmdPrivData(interp
);
4390 if (!target
->tap
->enabled
)
4391 return jim_target_tap_disabled(interp
);
4392 int e
= target
->type
->halt(target
);
4393 return (e
== ERROR_OK
) ? JIM_OK
: JIM_ERR
;
4396 static int jim_target_wait_state(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4399 Jim_GetOpt_Setup(&goi
, interp
, argc
- 1, argv
+ 1);
4401 /* params: <name> statename timeoutmsecs */
4404 const char *cmd_name
= Jim_GetString(argv
[0], NULL
);
4405 Jim_SetResultFormatted(goi
.interp
,
4406 "%s <state_name> <timeout_in_msec>", cmd_name
);
4411 int e
= Jim_GetOpt_Nvp(&goi
, nvp_target_state
, &n
);
4413 Jim_GetOpt_NvpUnknown(&goi
, nvp_target_state
,1);
4417 e
= Jim_GetOpt_Wide(&goi
, &a
);
4421 struct target
*target
= Jim_CmdPrivData(interp
);
4422 if (!target
->tap
->enabled
)
4423 return jim_target_tap_disabled(interp
);
4425 e
= target_wait_state(target
, n
->value
, a
);
4428 Jim_Obj
*eObj
= Jim_NewIntObj(interp
, e
);
4429 Jim_SetResultFormatted(goi
.interp
,
4430 "target: %s wait %s fails (%#s) %s",
4431 target_name(target
), n
->name
,
4432 eObj
, target_strerror_safe(e
));
4433 Jim_FreeNewObj(interp
, eObj
);
4438 /* List for human, Events defined for this target.
4439 * scripts/programs should use 'name cget -event NAME'
4441 static int jim_target_event_list(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4443 struct command_context
*cmd_ctx
= current_command_context(interp
);
4444 assert (cmd_ctx
!= NULL
);
4446 struct target
*target
= Jim_CmdPrivData(interp
);
4447 struct target_event_action
*teap
= target
->event_action
;
4448 command_print(cmd_ctx
, "Event actions for target (%d) %s\n",
4449 target
->target_number
,
4450 target_name(target
));
4451 command_print(cmd_ctx
, "%-25s | Body", "Event");
4452 command_print(cmd_ctx
, "------------------------- | "
4453 "----------------------------------------");
4456 Jim_Nvp
*opt
= Jim_Nvp_value2name_simple(nvp_target_event
, teap
->event
);
4457 command_print(cmd_ctx
, "%-25s | %s",
4458 opt
->name
, Jim_GetString(teap
->body
, NULL
));
4461 command_print(cmd_ctx
, "***END***");
4464 static int jim_target_current_state(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4468 Jim_WrongNumArgs(interp
, 1, argv
, "[no parameters]");
4471 struct target
*target
= Jim_CmdPrivData(interp
);
4472 Jim_SetResultString(interp
, target_state_name(target
), -1);
4475 static int jim_target_invoke_event(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4478 Jim_GetOpt_Setup(&goi
, interp
, argc
- 1, argv
+ 1);
4481 const char *cmd_name
= Jim_GetString(argv
[0], NULL
);
4482 Jim_SetResultFormatted(goi
.interp
, "%s <eventname>", cmd_name
);
4486 int e
= Jim_GetOpt_Nvp(&goi
, nvp_target_event
, &n
);
4489 Jim_GetOpt_NvpUnknown(&goi
, nvp_target_event
, 1);
4492 struct target
*target
= Jim_CmdPrivData(interp
);
4493 target_handle_event(target
, n
->value
);
4497 static const struct command_registration target_instance_command_handlers
[] = {
4499 .name
= "configure",
4500 .mode
= COMMAND_CONFIG
,
4501 .jim_handler
= jim_target_configure
,
4502 .help
= "configure a new target for use",
4503 .usage
= "[target_attribute ...]",
4507 .mode
= COMMAND_ANY
,
4508 .jim_handler
= jim_target_configure
,
4509 .help
= "returns the specified target attribute",
4510 .usage
= "target_attribute",
4514 .mode
= COMMAND_EXEC
,
4515 .jim_handler
= jim_target_mw
,
4516 .help
= "Write 32-bit word(s) to target memory",
4517 .usage
= "address data [count]",
4521 .mode
= COMMAND_EXEC
,
4522 .jim_handler
= jim_target_mw
,
4523 .help
= "Write 16-bit half-word(s) to target memory",
4524 .usage
= "address data [count]",
4528 .mode
= COMMAND_EXEC
,
4529 .jim_handler
= jim_target_mw
,
4530 .help
= "Write byte(s) to target memory",
4531 .usage
= "address data [count]",
4535 .mode
= COMMAND_EXEC
,
4536 .jim_handler
= jim_target_md
,
4537 .help
= "Display target memory as 32-bit words",
4538 .usage
= "address [count]",
4542 .mode
= COMMAND_EXEC
,
4543 .jim_handler
= jim_target_md
,
4544 .help
= "Display target memory as 16-bit half-words",
4545 .usage
= "address [count]",
4549 .mode
= COMMAND_EXEC
,
4550 .jim_handler
= jim_target_md
,
4551 .help
= "Display target memory as 8-bit bytes",
4552 .usage
= "address [count]",
4555 .name
= "array2mem",
4556 .mode
= COMMAND_EXEC
,
4557 .jim_handler
= jim_target_array2mem
,
4558 .help
= "Writes Tcl array of 8/16/32 bit numbers "
4560 .usage
= "arrayname bitwidth address count",
4563 .name
= "mem2array",
4564 .mode
= COMMAND_EXEC
,
4565 .jim_handler
= jim_target_mem2array
,
4566 .help
= "Loads Tcl array of 8/16/32 bit numbers "
4567 "from target memory",
4568 .usage
= "arrayname bitwidth address count",
4571 .name
= "eventlist",
4572 .mode
= COMMAND_EXEC
,
4573 .jim_handler
= jim_target_event_list
,
4574 .help
= "displays a table of events defined for this target",
4578 .mode
= COMMAND_EXEC
,
4579 .jim_handler
= jim_target_current_state
,
4580 .help
= "displays the current state of this target",
4583 .name
= "arp_examine",
4584 .mode
= COMMAND_EXEC
,
4585 .jim_handler
= jim_target_examine
,
4586 .help
= "used internally for reset processing",
4589 .name
= "arp_halt_gdb",
4590 .mode
= COMMAND_EXEC
,
4591 .jim_handler
= jim_target_halt_gdb
,
4592 .help
= "used internally for reset processing to halt GDB",
4596 .mode
= COMMAND_EXEC
,
4597 .jim_handler
= jim_target_poll
,
4598 .help
= "used internally for reset processing",
4601 .name
= "arp_reset",
4602 .mode
= COMMAND_EXEC
,
4603 .jim_handler
= jim_target_reset
,
4604 .help
= "used internally for reset processing",
4608 .mode
= COMMAND_EXEC
,
4609 .jim_handler
= jim_target_halt
,
4610 .help
= "used internally for reset processing",
4613 .name
= "arp_waitstate",
4614 .mode
= COMMAND_EXEC
,
4615 .jim_handler
= jim_target_wait_state
,
4616 .help
= "used internally for reset processing",
4619 .name
= "invoke-event",
4620 .mode
= COMMAND_EXEC
,
4621 .jim_handler
= jim_target_invoke_event
,
4622 .help
= "invoke handler for specified event",
4623 .usage
= "event_name",
4625 COMMAND_REGISTRATION_DONE
4628 static int target_create(Jim_GetOptInfo
*goi
)
4636 struct target
*target
;
4637 struct command_context
*cmd_ctx
;
4639 cmd_ctx
= current_command_context(goi
->interp
);
4640 assert (cmd_ctx
!= NULL
);
4642 if (goi
->argc
< 3) {
4643 Jim_WrongNumArgs(goi
->interp
, 1, goi
->argv
, "?name? ?type? ..options...");
4648 Jim_GetOpt_Obj(goi
, &new_cmd
);
4649 /* does this command exist? */
4650 cmd
= Jim_GetCommand(goi
->interp
, new_cmd
, JIM_ERRMSG
);
4652 cp
= Jim_GetString(new_cmd
, NULL
);
4653 Jim_SetResultFormatted(goi
->interp
, "Command/target: %s Exists", cp
);
4658 e
= Jim_GetOpt_String(goi
, &cp2
, NULL
);
4660 /* now does target type exist */
4661 for (x
= 0 ; target_types
[x
] ; x
++) {
4662 if (0 == strcmp(cp
, target_types
[x
]->name
)) {
4667 if (target_types
[x
] == NULL
) {
4668 Jim_SetResultFormatted(goi
->interp
, "Unknown target type %s, try one of ", cp
);
4669 for (x
= 0 ; target_types
[x
] ; x
++) {
4670 if (target_types
[x
+ 1]) {
4671 Jim_AppendStrings(goi
->interp
,
4672 Jim_GetResult(goi
->interp
),
4673 target_types
[x
]->name
,
4676 Jim_AppendStrings(goi
->interp
,
4677 Jim_GetResult(goi
->interp
),
4679 target_types
[x
]->name
,NULL
);
4686 target
= calloc(1,sizeof(struct target
));
4687 /* set target number */
4688 target
->target_number
= new_target_number();
4690 /* allocate memory for each unique target type */
4691 target
->type
= (struct target_type
*)calloc(1,sizeof(struct target_type
));
4693 memcpy(target
->type
, target_types
[x
], sizeof(struct target_type
));
4695 /* will be set by "-endian" */
4696 target
->endianness
= TARGET_ENDIAN_UNKNOWN
;
4698 /* default to first core, override with -coreid */
4701 target
->working_area
= 0x0;
4702 target
->working_area_size
= 0x0;
4703 target
->working_areas
= NULL
;
4704 target
->backup_working_area
= 0;
4706 target
->state
= TARGET_UNKNOWN
;
4707 target
->debug_reason
= DBG_REASON_UNDEFINED
;
4708 target
->reg_cache
= NULL
;
4709 target
->breakpoints
= NULL
;
4710 target
->watchpoints
= NULL
;
4711 target
->next
= NULL
;
4712 target
->arch_info
= NULL
;
4714 target
->display
= 1;
4716 target
->halt_issued
= false;
4718 /* initialize trace information */
4719 target
->trace_info
= malloc(sizeof(struct trace
));
4720 target
->trace_info
->num_trace_points
= 0;
4721 target
->trace_info
->trace_points_size
= 0;
4722 target
->trace_info
->trace_points
= NULL
;
4723 target
->trace_info
->trace_history_size
= 0;
4724 target
->trace_info
->trace_history
= NULL
;
4725 target
->trace_info
->trace_history_pos
= 0;
4726 target
->trace_info
->trace_history_overflowed
= 0;
4728 target
->dbgmsg
= NULL
;
4729 target
->dbg_msg_enabled
= 0;
4731 target
->endianness
= TARGET_ENDIAN_UNKNOWN
;
4733 /* Do the rest as "configure" options */
4734 goi
->isconfigure
= 1;
4735 e
= target_configure(goi
, target
);
4737 if (target
->tap
== NULL
)
4739 Jim_SetResultString(goi
->interp
, "-chain-position required when creating target", -1);
4749 if (target
->endianness
== TARGET_ENDIAN_UNKNOWN
) {
4750 /* default endian to little if not specified */
4751 target
->endianness
= TARGET_LITTLE_ENDIAN
;
4754 /* incase variant is not set */
4755 if (!target
->variant
)
4756 target
->variant
= strdup("");
4758 cp
= Jim_GetString(new_cmd
, NULL
);
4759 target
->cmd_name
= strdup(cp
);
4761 /* create the target specific commands */
4762 if (target
->type
->commands
) {
4763 e
= register_commands(cmd_ctx
, NULL
, target
->type
->commands
);
4765 LOG_ERROR("unable to register '%s' commands", cp
);
4767 if (target
->type
->target_create
) {
4768 (*(target
->type
->target_create
))(target
, goi
->interp
);
4771 /* append to end of list */
4773 struct target
**tpp
;
4774 tpp
= &(all_targets
);
4776 tpp
= &((*tpp
)->next
);
4781 /* now - create the new target name command */
4782 const const struct command_registration target_subcommands
[] = {
4784 .chain
= target_instance_command_handlers
,
4787 .chain
= target
->type
->commands
,
4789 COMMAND_REGISTRATION_DONE
4791 const const struct command_registration target_commands
[] = {
4794 .mode
= COMMAND_ANY
,
4795 .help
= "target command group",
4796 .chain
= target_subcommands
,
4798 COMMAND_REGISTRATION_DONE
4800 e
= register_commands(cmd_ctx
, NULL
, target_commands
);
4804 struct command
*c
= command_find_in_context(cmd_ctx
, cp
);
4806 command_set_handler_data(c
, target
);
4808 return (ERROR_OK
== e
) ? JIM_OK
: JIM_ERR
;
4811 static int jim_target_current(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4815 Jim_WrongNumArgs(interp
, 1, argv
, "Too many parameters");
4818 struct command_context
*cmd_ctx
= current_command_context(interp
);
4819 assert (cmd_ctx
!= NULL
);
4821 Jim_SetResultString(interp
, get_current_target(cmd_ctx
)->cmd_name
, -1);
4825 static int jim_target_types(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4829 Jim_WrongNumArgs(interp
, 1, argv
, "Too many parameters");
4832 Jim_SetResult(interp
, Jim_NewListObj(interp
, NULL
, 0));
4833 for (unsigned x
= 0; NULL
!= target_types
[x
]; x
++)
4835 Jim_ListAppendElement(interp
, Jim_GetResult(interp
),
4836 Jim_NewStringObj(interp
, target_types
[x
]->name
, -1));
4841 static int jim_target_names(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4845 Jim_WrongNumArgs(interp
, 1, argv
, "Too many parameters");
4848 Jim_SetResult(interp
, Jim_NewListObj(interp
, NULL
, 0));
4849 struct target
*target
= all_targets
;
4852 Jim_ListAppendElement(interp
, Jim_GetResult(interp
),
4853 Jim_NewStringObj(interp
, target_name(target
), -1));
4854 target
= target
->next
;
4859 static int jim_target_create(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4862 Jim_GetOpt_Setup(&goi
, interp
, argc
- 1, argv
+ 1);
4865 Jim_WrongNumArgs(goi
.interp
, goi
.argc
, goi
.argv
,
4866 "<name> <target_type> [<target_options> ...]");
4869 return target_create(&goi
);
4872 static int jim_target_number(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4875 Jim_GetOpt_Setup(&goi
, interp
, argc
- 1, argv
+ 1);
4877 /* It's OK to remove this mechanism sometime after August 2010 or so */
4878 LOG_WARNING("don't use numbers as target identifiers; use names");
4881 Jim_SetResultFormatted(goi
.interp
, "usage: target number <number>");
4885 int e
= Jim_GetOpt_Wide(&goi
, &w
);
4889 struct target
*target
;
4890 for (target
= all_targets
; NULL
!= target
; target
= target
->next
)
4892 if (target
->target_number
!= w
)
4895 Jim_SetResultString(goi
.interp
, target_name(target
), -1);
4899 Jim_Obj
*wObj
= Jim_NewIntObj(goi
.interp
, w
);
4900 Jim_SetResultFormatted(goi
.interp
,
4901 "Target: number %#s does not exist", wObj
);
4902 Jim_FreeNewObj(interp
, wObj
);
4907 static int jim_target_count(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4911 Jim_WrongNumArgs(interp
, 1, argv
, "<no parameters>");
4915 struct target
*target
= all_targets
;
4916 while (NULL
!= target
)
4918 target
= target
->next
;
4921 Jim_SetResult(interp
, Jim_NewIntObj(interp
, count
));
4925 static const struct command_registration target_subcommand_handlers
[] = {
4928 .mode
= COMMAND_CONFIG
,
4929 .handler
= handle_target_init_command
,
4930 .help
= "initialize targets",
4934 /* REVISIT this should be COMMAND_CONFIG ... */
4935 .mode
= COMMAND_ANY
,
4936 .jim_handler
= jim_target_create
,
4937 .usage
= "name type '-chain-position' name [options ...]",
4938 .help
= "Creates and selects a new target",
4942 .mode
= COMMAND_ANY
,
4943 .jim_handler
= jim_target_current
,
4944 .help
= "Returns the currently selected target",
4948 .mode
= COMMAND_ANY
,
4949 .jim_handler
= jim_target_types
,
4950 .help
= "Returns the available target types as "
4951 "a list of strings",
4955 .mode
= COMMAND_ANY
,
4956 .jim_handler
= jim_target_names
,
4957 .help
= "Returns the names of all targets as a list of strings",
4961 .mode
= COMMAND_ANY
,
4962 .jim_handler
= jim_target_number
,
4964 .help
= "Returns the name of the numbered target "
4969 .mode
= COMMAND_ANY
,
4970 .jim_handler
= jim_target_count
,
4971 .help
= "Returns the number of targets as an integer "
4974 COMMAND_REGISTRATION_DONE
4985 static int fastload_num
;
4986 static struct FastLoad
*fastload
;
4988 static void free_fastload(void)
4990 if (fastload
!= NULL
)
4993 for (i
= 0; i
< fastload_num
; i
++)
4995 if (fastload
[i
].data
)
4996 free(fastload
[i
].data
);
5006 COMMAND_HANDLER(handle_fast_load_image_command
)
5010 uint32_t image_size
;
5011 uint32_t min_address
= 0;
5012 uint32_t max_address
= 0xffffffff;
5017 int retval
= CALL_COMMAND_HANDLER(parse_load_image_command_CMD_ARGV
,
5018 &image
, &min_address
, &max_address
);
5019 if (ERROR_OK
!= retval
)
5022 struct duration bench
;
5023 duration_start(&bench
);
5025 retval
= image_open(&image
, CMD_ARGV
[0], (CMD_ARGC
>= 3) ? CMD_ARGV
[2] : NULL
);
5026 if (retval
!= ERROR_OK
)
5033 fastload_num
= image
.num_sections
;
5034 fastload
= (struct FastLoad
*)malloc(sizeof(struct FastLoad
)*image
.num_sections
);
5035 if (fastload
== NULL
)
5037 command_print(CMD_CTX
, "out of memory");
5038 image_close(&image
);
5041 memset(fastload
, 0, sizeof(struct FastLoad
)*image
.num_sections
);
5042 for (i
= 0; i
< image
.num_sections
; i
++)
5044 buffer
= malloc(image
.sections
[i
].size
);
5047 command_print(CMD_CTX
, "error allocating buffer for section (%d bytes)",
5048 (int)(image
.sections
[i
].size
));
5049 retval
= ERROR_FAIL
;
5053 if ((retval
= image_read_section(&image
, i
, 0x0, image
.sections
[i
].size
, buffer
, &buf_cnt
)) != ERROR_OK
)
5059 uint32_t offset
= 0;
5060 uint32_t length
= buf_cnt
;
5063 /* DANGER!!! beware of unsigned comparision here!!! */
5065 if ((image
.sections
[i
].base_address
+ buf_cnt
>= min_address
)&&
5066 (image
.sections
[i
].base_address
< max_address
))
5068 if (image
.sections
[i
].base_address
< min_address
)
5070 /* clip addresses below */
5071 offset
+= min_address
-image
.sections
[i
].base_address
;
5075 if (image
.sections
[i
].base_address
+ buf_cnt
> max_address
)
5077 length
-= (image
.sections
[i
].base_address
+ buf_cnt
)-max_address
;
5080 fastload
[i
].address
= image
.sections
[i
].base_address
+ offset
;
5081 fastload
[i
].data
= malloc(length
);
5082 if (fastload
[i
].data
== NULL
)
5085 command_print(CMD_CTX
, "error allocating buffer for section (%d bytes)",
5087 retval
= ERROR_FAIL
;
5090 memcpy(fastload
[i
].data
, buffer
+ offset
, length
);
5091 fastload
[i
].length
= length
;
5093 image_size
+= length
;
5094 command_print(CMD_CTX
, "%u bytes written at address 0x%8.8x",
5095 (unsigned int)length
,
5096 ((unsigned int)(image
.sections
[i
].base_address
+ offset
)));
5102 if ((ERROR_OK
== retval
) && (duration_measure(&bench
) == ERROR_OK
))
5104 command_print(CMD_CTX
, "Loaded %" PRIu32
" bytes "
5105 "in %fs (%0.3f KiB/s)", image_size
,
5106 duration_elapsed(&bench
), duration_kbps(&bench
, image_size
));
5108 command_print(CMD_CTX
,
5109 "WARNING: image has not been loaded to target!"
5110 "You can issue a 'fast_load' to finish loading.");
5113 image_close(&image
);
5115 if (retval
!= ERROR_OK
)
5123 COMMAND_HANDLER(handle_fast_load_command
)
5126 return ERROR_COMMAND_SYNTAX_ERROR
;
5127 if (fastload
== NULL
)
5129 LOG_ERROR("No image in memory");
5133 int ms
= timeval_ms();
5135 int retval
= ERROR_OK
;
5136 for (i
= 0; i
< fastload_num
;i
++)
5138 struct target
*target
= get_current_target(CMD_CTX
);
5139 command_print(CMD_CTX
, "Write to 0x%08x, length 0x%08x",
5140 (unsigned int)(fastload
[i
].address
),
5141 (unsigned int)(fastload
[i
].length
));
5142 retval
= target_write_buffer(target
, fastload
[i
].address
, fastload
[i
].length
, fastload
[i
].data
);
5143 if (retval
!= ERROR_OK
)
5147 size
+= fastload
[i
].length
;
5149 if (retval
== ERROR_OK
)
5151 int after
= timeval_ms();
5152 command_print(CMD_CTX
, "Loaded image %f kBytes/s", (float)(size
/1024.0)/((float)(after
-ms
)/1000.0));
5157 static const struct command_registration target_command_handlers
[] = {
5160 .handler
= handle_targets_command
,
5161 .mode
= COMMAND_ANY
,
5162 .help
= "change current default target (one parameter) "
5163 "or prints table of all targets (no parameters)",
5164 .usage
= "[target]",
5168 .mode
= COMMAND_CONFIG
,
5169 .help
= "configure target",
5171 .chain
= target_subcommand_handlers
,
5173 COMMAND_REGISTRATION_DONE
5176 int target_register_commands(struct command_context
*cmd_ctx
)
5178 return register_commands(cmd_ctx
, NULL
, target_command_handlers
);
5181 static bool target_reset_nag
= true;
5183 bool get_target_reset_nag(void)
5185 return target_reset_nag
;
5188 COMMAND_HANDLER(handle_target_reset_nag
)
5190 return CALL_COMMAND_HANDLER(handle_command_parse_bool
,
5191 &target_reset_nag
, "Nag after each reset about options to improve "
5195 static const struct command_registration target_exec_command_handlers
[] = {
5197 .name
= "fast_load_image",
5198 .handler
= handle_fast_load_image_command
,
5199 .mode
= COMMAND_ANY
,
5200 .help
= "Load image into server memory for later use by "
5201 "fast_load; primarily for profiling",
5202 .usage
= "filename address ['bin'|'ihex'|'elf'|'s19'] "
5203 "[min_address [max_length]]",
5206 .name
= "fast_load",
5207 .handler
= handle_fast_load_command
,
5208 .mode
= COMMAND_EXEC
,
5209 .help
= "loads active fast load image to current target "
5210 "- mainly for profiling purposes",
5214 .handler
= handle_profile_command
,
5215 .mode
= COMMAND_EXEC
,
5216 .help
= "profiling samples the CPU PC",
5218 /** @todo don't register virt2phys() unless target supports it */
5220 .name
= "virt2phys",
5221 .handler
= handle_virt2phys_command
,
5222 .mode
= COMMAND_ANY
,
5223 .help
= "translate a virtual address into a physical address",
5224 .usage
= "virtual_address",
5228 .handler
= handle_reg_command
,
5229 .mode
= COMMAND_EXEC
,
5230 .help
= "display or set a register; with no arguments, "
5231 "displays all registers and their values",
5232 .usage
= "[(register_name|register_number) [value]]",
5236 .handler
= handle_poll_command
,
5237 .mode
= COMMAND_EXEC
,
5238 .help
= "poll target state; or reconfigure background polling",
5239 .usage
= "['on'|'off']",
5242 .name
= "wait_halt",
5243 .handler
= handle_wait_halt_command
,
5244 .mode
= COMMAND_EXEC
,
5245 .help
= "wait up to the specified number of milliseconds "
5246 "(default 5) for a previously requested halt",
5247 .usage
= "[milliseconds]",
5251 .handler
= handle_halt_command
,
5252 .mode
= COMMAND_EXEC
,
5253 .help
= "request target to halt, then wait up to the specified"
5254 "number of milliseconds (default 5) for it to complete",
5255 .usage
= "[milliseconds]",
5259 .handler
= handle_resume_command
,
5260 .mode
= COMMAND_EXEC
,
5261 .help
= "resume target execution from current PC or address",
5262 .usage
= "[address]",
5266 .handler
= handle_reset_command
,
5267 .mode
= COMMAND_EXEC
,
5268 .usage
= "[run|halt|init]",
5269 .help
= "Reset all targets into the specified mode."
5270 "Default reset mode is run, if not given.",
5273 .name
= "soft_reset_halt",
5274 .handler
= handle_soft_reset_halt_command
,
5275 .mode
= COMMAND_EXEC
,
5276 .help
= "halt the target and do a soft reset",
5280 .handler
= handle_step_command
,
5281 .mode
= COMMAND_EXEC
,
5282 .help
= "step one instruction from current PC or address",
5283 .usage
= "[address]",
5287 .handler
= handle_md_command
,
5288 .mode
= COMMAND_EXEC
,
5289 .help
= "display memory words",
5290 .usage
= "['phys'] address [count]",
5294 .handler
= handle_md_command
,
5295 .mode
= COMMAND_EXEC
,
5296 .help
= "display memory half-words",
5297 .usage
= "['phys'] address [count]",
5301 .handler
= handle_md_command
,
5302 .mode
= COMMAND_EXEC
,
5303 .help
= "display memory bytes",
5304 .usage
= "['phys'] address [count]",
5308 .handler
= handle_mw_command
,
5309 .mode
= COMMAND_EXEC
,
5310 .help
= "write memory word",
5311 .usage
= "['phys'] address value [count]",
5315 .handler
= handle_mw_command
,
5316 .mode
= COMMAND_EXEC
,
5317 .help
= "write memory half-word",
5318 .usage
= "['phys'] address value [count]",
5322 .handler
= handle_mw_command
,
5323 .mode
= COMMAND_EXEC
,
5324 .help
= "write memory byte",
5325 .usage
= "['phys'] address value [count]",
5329 .handler
= handle_bp_command
,
5330 .mode
= COMMAND_EXEC
,
5331 .help
= "list or set hardware or software breakpoint",
5332 .usage
= "[address length ['hw']]",
5336 .handler
= handle_rbp_command
,
5337 .mode
= COMMAND_EXEC
,
5338 .help
= "remove breakpoint",
5343 .handler
= handle_wp_command
,
5344 .mode
= COMMAND_EXEC
,
5345 .help
= "list (no params) or create watchpoints",
5346 .usage
= "[address length [('r'|'w'|'a') value [mask]]]",
5350 .handler
= handle_rwp_command
,
5351 .mode
= COMMAND_EXEC
,
5352 .help
= "remove watchpoint",
5356 .name
= "load_image",
5357 .handler
= handle_load_image_command
,
5358 .mode
= COMMAND_EXEC
,
5359 .usage
= "filename address ['bin'|'ihex'|'elf'|'s19'] "
5360 "[min_address] [max_length]",
5363 .name
= "dump_image",
5364 .handler
= handle_dump_image_command
,
5365 .mode
= COMMAND_EXEC
,
5366 .usage
= "filename address size",
5369 .name
= "verify_image",
5370 .handler
= handle_verify_image_command
,
5371 .mode
= COMMAND_EXEC
,
5372 .usage
= "filename [offset [type]]",
5375 .name
= "test_image",
5376 .handler
= handle_test_image_command
,
5377 .mode
= COMMAND_EXEC
,
5378 .usage
= "filename [offset [type]]",
5381 .name
= "mem2array",
5382 .mode
= COMMAND_EXEC
,
5383 .jim_handler
= jim_mem2array
,
5384 .help
= "read 8/16/32 bit memory and return as a TCL array "
5385 "for script processing",
5386 .usage
= "arrayname bitwidth address count",
5389 .name
= "array2mem",
5390 .mode
= COMMAND_EXEC
,
5391 .jim_handler
= jim_array2mem
,
5392 .help
= "convert a TCL array to memory locations "
5393 "and write the 8/16/32 bit values",
5394 .usage
= "arrayname bitwidth address count",
5397 .name
= "reset_nag",
5398 .handler
= handle_target_reset_nag
,
5399 .mode
= COMMAND_ANY
,
5400 .help
= "Nag after each reset about options that could have been "
5401 "enabled to improve performance. ",
5402 .usage
= "['enable'|'disable']",
5404 COMMAND_REGISTRATION_DONE
5406 static int target_register_user_commands(struct command_context
*cmd_ctx
)
5408 int retval
= ERROR_OK
;
5409 if ((retval
= target_request_register_commands(cmd_ctx
)) != ERROR_OK
)
5412 if ((retval
= trace_register_commands(cmd_ctx
)) != ERROR_OK
)
5416 return register_commands(cmd_ctx
, NULL
, target_exec_command_handlers
);