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_array2mem(Jim_Interp
*interp
, struct target
*target
,
50 int argc
, Jim_Obj
*const *argv
);
51 static int target_mem2array(Jim_Interp
*interp
, struct target
*target
,
52 int argc
, Jim_Obj
*const *argv
);
53 static int target_register_user_commands(struct command_context
*cmd_ctx
);
56 extern struct target_type arm7tdmi_target
;
57 extern struct target_type arm720t_target
;
58 extern struct target_type arm9tdmi_target
;
59 extern struct target_type arm920t_target
;
60 extern struct target_type arm966e_target
;
61 extern struct target_type arm926ejs_target
;
62 extern struct target_type fa526_target
;
63 extern struct target_type feroceon_target
;
64 extern struct target_type dragonite_target
;
65 extern struct target_type xscale_target
;
66 extern struct target_type cortexm3_target
;
67 extern struct target_type cortexa8_target
;
68 extern struct target_type arm11_target
;
69 extern struct target_type mips_m4k_target
;
70 extern struct target_type avr_target
;
71 extern struct target_type dsp563xx_target
;
72 extern struct target_type testee_target
;
74 static struct target_type
*target_types
[] =
96 struct target
*all_targets
= NULL
;
97 static struct target_event_callback
*target_event_callbacks
= NULL
;
98 static struct target_timer_callback
*target_timer_callbacks
= NULL
;
100 static const Jim_Nvp nvp_assert
[] = {
101 { .name
= "assert", NVP_ASSERT
},
102 { .name
= "deassert", NVP_DEASSERT
},
103 { .name
= "T", NVP_ASSERT
},
104 { .name
= "F", NVP_DEASSERT
},
105 { .name
= "t", NVP_ASSERT
},
106 { .name
= "f", NVP_DEASSERT
},
107 { .name
= NULL
, .value
= -1 }
110 static const Jim_Nvp nvp_error_target
[] = {
111 { .value
= ERROR_TARGET_INVALID
, .name
= "err-invalid" },
112 { .value
= ERROR_TARGET_INIT_FAILED
, .name
= "err-init-failed" },
113 { .value
= ERROR_TARGET_TIMEOUT
, .name
= "err-timeout" },
114 { .value
= ERROR_TARGET_NOT_HALTED
, .name
= "err-not-halted" },
115 { .value
= ERROR_TARGET_FAILURE
, .name
= "err-failure" },
116 { .value
= ERROR_TARGET_UNALIGNED_ACCESS
, .name
= "err-unaligned-access" },
117 { .value
= ERROR_TARGET_DATA_ABORT
, .name
= "err-data-abort" },
118 { .value
= ERROR_TARGET_RESOURCE_NOT_AVAILABLE
, .name
= "err-resource-not-available" },
119 { .value
= ERROR_TARGET_TRANSLATION_FAULT
, .name
= "err-translation-fault" },
120 { .value
= ERROR_TARGET_NOT_RUNNING
, .name
= "err-not-running" },
121 { .value
= ERROR_TARGET_NOT_EXAMINED
, .name
= "err-not-examined" },
122 { .value
= -1, .name
= NULL
}
125 static const char *target_strerror_safe(int err
)
129 n
= Jim_Nvp_value2name_simple(nvp_error_target
, err
);
130 if (n
->name
== NULL
) {
137 static const Jim_Nvp nvp_target_event
[] = {
138 { .value
= TARGET_EVENT_OLD_gdb_program_config
, .name
= "old-gdb_program_config" },
139 { .value
= TARGET_EVENT_OLD_pre_resume
, .name
= "old-pre_resume" },
141 { .value
= TARGET_EVENT_GDB_HALT
, .name
= "gdb-halt" },
142 { .value
= TARGET_EVENT_HALTED
, .name
= "halted" },
143 { .value
= TARGET_EVENT_RESUMED
, .name
= "resumed" },
144 { .value
= TARGET_EVENT_RESUME_START
, .name
= "resume-start" },
145 { .value
= TARGET_EVENT_RESUME_END
, .name
= "resume-end" },
147 { .name
= "gdb-start", .value
= TARGET_EVENT_GDB_START
},
148 { .name
= "gdb-end", .value
= TARGET_EVENT_GDB_END
},
150 /* historical name */
152 { .value
= TARGET_EVENT_RESET_START
, .name
= "reset-start" },
154 { .value
= TARGET_EVENT_RESET_ASSERT_PRE
, .name
= "reset-assert-pre" },
155 { .value
= TARGET_EVENT_RESET_ASSERT
, .name
= "reset-assert" },
156 { .value
= TARGET_EVENT_RESET_ASSERT_POST
, .name
= "reset-assert-post" },
157 { .value
= TARGET_EVENT_RESET_DEASSERT_PRE
, .name
= "reset-deassert-pre" },
158 { .value
= TARGET_EVENT_RESET_DEASSERT_POST
, .name
= "reset-deassert-post" },
159 { .value
= TARGET_EVENT_RESET_HALT_PRE
, .name
= "reset-halt-pre" },
160 { .value
= TARGET_EVENT_RESET_HALT_POST
, .name
= "reset-halt-post" },
161 { .value
= TARGET_EVENT_RESET_WAIT_PRE
, .name
= "reset-wait-pre" },
162 { .value
= TARGET_EVENT_RESET_WAIT_POST
, .name
= "reset-wait-post" },
163 { .value
= TARGET_EVENT_RESET_INIT
, .name
= "reset-init" },
164 { .value
= TARGET_EVENT_RESET_END
, .name
= "reset-end" },
166 { .value
= TARGET_EVENT_EXAMINE_START
, .name
= "examine-start" },
167 { .value
= TARGET_EVENT_EXAMINE_END
, .name
= "examine-end" },
169 { .value
= TARGET_EVENT_DEBUG_HALTED
, .name
= "debug-halted" },
170 { .value
= TARGET_EVENT_DEBUG_RESUMED
, .name
= "debug-resumed" },
172 { .value
= TARGET_EVENT_GDB_ATTACH
, .name
= "gdb-attach" },
173 { .value
= TARGET_EVENT_GDB_DETACH
, .name
= "gdb-detach" },
175 { .value
= TARGET_EVENT_GDB_FLASH_WRITE_START
, .name
= "gdb-flash-write-start" },
176 { .value
= TARGET_EVENT_GDB_FLASH_WRITE_END
, .name
= "gdb-flash-write-end" },
178 { .value
= TARGET_EVENT_GDB_FLASH_ERASE_START
, .name
= "gdb-flash-erase-start" },
179 { .value
= TARGET_EVENT_GDB_FLASH_ERASE_END
, .name
= "gdb-flash-erase-end" },
181 { .value
= TARGET_EVENT_RESUME_START
, .name
= "resume-start" },
182 { .value
= TARGET_EVENT_RESUMED
, .name
= "resume-ok" },
183 { .value
= TARGET_EVENT_RESUME_END
, .name
= "resume-end" },
185 { .name
= NULL
, .value
= -1 }
188 static const Jim_Nvp nvp_target_state
[] = {
189 { .name
= "unknown", .value
= TARGET_UNKNOWN
},
190 { .name
= "running", .value
= TARGET_RUNNING
},
191 { .name
= "halted", .value
= TARGET_HALTED
},
192 { .name
= "reset", .value
= TARGET_RESET
},
193 { .name
= "debug-running", .value
= TARGET_DEBUG_RUNNING
},
194 { .name
= NULL
, .value
= -1 },
197 static const Jim_Nvp nvp_target_debug_reason
[] = {
198 { .name
= "debug-request" , .value
= DBG_REASON_DBGRQ
},
199 { .name
= "breakpoint" , .value
= DBG_REASON_BREAKPOINT
},
200 { .name
= "watchpoint" , .value
= DBG_REASON_WATCHPOINT
},
201 { .name
= "watchpoint-and-breakpoint", .value
= DBG_REASON_WPTANDBKPT
},
202 { .name
= "single-step" , .value
= DBG_REASON_SINGLESTEP
},
203 { .name
= "target-not-halted" , .value
= DBG_REASON_NOTHALTED
},
204 { .name
= "undefined" , .value
= DBG_REASON_UNDEFINED
},
205 { .name
= NULL
, .value
= -1 },
208 static const Jim_Nvp nvp_target_endian
[] = {
209 { .name
= "big", .value
= TARGET_BIG_ENDIAN
},
210 { .name
= "little", .value
= TARGET_LITTLE_ENDIAN
},
211 { .name
= "be", .value
= TARGET_BIG_ENDIAN
},
212 { .name
= "le", .value
= TARGET_LITTLE_ENDIAN
},
213 { .name
= NULL
, .value
= -1 },
216 static const Jim_Nvp nvp_reset_modes
[] = {
217 { .name
= "unknown", .value
= RESET_UNKNOWN
},
218 { .name
= "run" , .value
= RESET_RUN
},
219 { .name
= "halt" , .value
= RESET_HALT
},
220 { .name
= "init" , .value
= RESET_INIT
},
221 { .name
= NULL
, .value
= -1 },
224 const char *debug_reason_name(struct target
*t
)
228 cp
= Jim_Nvp_value2name_simple(nvp_target_debug_reason
,
229 t
->debug_reason
)->name
;
231 LOG_ERROR("Invalid debug reason: %d", (int)(t
->debug_reason
));
232 cp
= "(*BUG*unknown*BUG*)";
238 target_state_name( struct target
*t
)
241 cp
= Jim_Nvp_value2name_simple(nvp_target_state
, t
->state
)->name
;
243 LOG_ERROR("Invalid target state: %d", (int)(t
->state
));
244 cp
= "(*BUG*unknown*BUG*)";
249 /* determine the number of the new target */
250 static int new_target_number(void)
255 /* number is 0 based */
259 if (x
< t
->target_number
) {
260 x
= t
->target_number
;
267 /* read a uint32_t from a buffer in target memory endianness */
268 uint32_t target_buffer_get_u32(struct target
*target
, const uint8_t *buffer
)
270 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
271 return le_to_h_u32(buffer
);
273 return be_to_h_u32(buffer
);
276 /* read a uint16_t from a buffer in target memory endianness */
277 uint16_t target_buffer_get_u16(struct target
*target
, const uint8_t *buffer
)
279 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
280 return le_to_h_u16(buffer
);
282 return be_to_h_u16(buffer
);
285 /* read a uint8_t from a buffer in target memory endianness */
286 static uint8_t target_buffer_get_u8(struct target
*target
, const uint8_t *buffer
)
288 return *buffer
& 0x0ff;
291 /* write a uint32_t to a buffer in target memory endianness */
292 void target_buffer_set_u32(struct target
*target
, uint8_t *buffer
, uint32_t value
)
294 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
295 h_u32_to_le(buffer
, value
);
297 h_u32_to_be(buffer
, value
);
300 /* write a uint16_t to a buffer in target memory endianness */
301 void target_buffer_set_u16(struct target
*target
, uint8_t *buffer
, uint16_t value
)
303 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
304 h_u16_to_le(buffer
, value
);
306 h_u16_to_be(buffer
, value
);
309 /* write a uint8_t to a buffer in target memory endianness */
310 static void target_buffer_set_u8(struct target
*target
, uint8_t *buffer
, uint8_t value
)
315 /* return a pointer to a configured target; id is name or number */
316 struct target
*get_target(const char *id
)
318 struct target
*target
;
320 /* try as tcltarget name */
321 for (target
= all_targets
; target
; target
= target
->next
) {
322 if (target
->cmd_name
== NULL
)
324 if (strcmp(id
, target
->cmd_name
) == 0)
328 /* It's OK to remove this fallback sometime after August 2010 or so */
330 /* no match, try as number */
332 if (parse_uint(id
, &num
) != ERROR_OK
)
335 for (target
= all_targets
; target
; target
= target
->next
) {
336 if (target
->target_number
== (int)num
) {
337 LOG_WARNING("use '%s' as target identifier, not '%u'",
338 target
->cmd_name
, num
);
346 /* returns a pointer to the n-th configured target */
347 static struct target
*get_target_by_num(int num
)
349 struct target
*target
= all_targets
;
352 if (target
->target_number
== num
) {
355 target
= target
->next
;
361 struct target
* get_current_target(struct command_context
*cmd_ctx
)
363 struct target
*target
= get_target_by_num(cmd_ctx
->current_target
);
367 LOG_ERROR("BUG: current_target out of bounds");
374 int target_poll(struct target
*target
)
378 /* We can't poll until after examine */
379 if (!target_was_examined(target
))
381 /* Fail silently lest we pollute the log */
385 retval
= target
->type
->poll(target
);
386 if (retval
!= ERROR_OK
)
389 if (target
->halt_issued
)
391 if (target
->state
== TARGET_HALTED
)
393 target
->halt_issued
= false;
396 long long t
= timeval_ms() - target
->halt_issued_time
;
399 target
->halt_issued
= false;
400 LOG_INFO("Halt timed out, wake up GDB.");
401 target_call_event_callbacks(target
, TARGET_EVENT_GDB_HALT
);
409 int target_halt(struct target
*target
)
412 /* We can't poll until after examine */
413 if (!target_was_examined(target
))
415 LOG_ERROR("Target not examined yet");
419 retval
= target
->type
->halt(target
);
420 if (retval
!= ERROR_OK
)
423 target
->halt_issued
= true;
424 target
->halt_issued_time
= timeval_ms();
430 * Make the target (re)start executing using its saved execution
431 * context (possibly with some modifications).
433 * @param target Which target should start executing.
434 * @param current True to use the target's saved program counter instead
435 * of the address parameter
436 * @param address Optionally used as the program counter.
437 * @param handle_breakpoints True iff breakpoints at the resumption PC
438 * should be skipped. (For example, maybe execution was stopped by
439 * such a breakpoint, in which case it would be counterprodutive to
441 * @param debug_execution False if all working areas allocated by OpenOCD
442 * should be released and/or restored to their original contents.
443 * (This would for example be true to run some downloaded "helper"
444 * algorithm code, which resides in one such working buffer and uses
445 * another for data storage.)
447 * @todo Resolve the ambiguity about what the "debug_execution" flag
448 * signifies. For example, Target implementations don't agree on how
449 * it relates to invalidation of the register cache, or to whether
450 * breakpoints and watchpoints should be enabled. (It would seem wrong
451 * to enable breakpoints when running downloaded "helper" algorithms
452 * (debug_execution true), since the breakpoints would be set to match
453 * target firmware being debugged, not the helper algorithm.... and
454 * enabling them could cause such helpers to malfunction (for example,
455 * by overwriting data with a breakpoint instruction. On the other
456 * hand the infrastructure for running such helpers might use this
457 * procedure but rely on hardware breakpoint to detect termination.)
459 int target_resume(struct target
*target
, int current
, uint32_t address
, int handle_breakpoints
, int debug_execution
)
463 /* We can't poll until after examine */
464 if (!target_was_examined(target
))
466 LOG_ERROR("Target not examined yet");
470 /* note that resume *must* be asynchronous. The CPU can halt before
471 * we poll. The CPU can even halt at the current PC as a result of
472 * a software breakpoint being inserted by (a bug?) the application.
474 if ((retval
= target
->type
->resume(target
, current
, address
, handle_breakpoints
, debug_execution
)) != ERROR_OK
)
477 /* Invalidate any cached protect/erase/... flash status, since
478 * almost all targets will now be able modify the flash by
479 * themselves. We want flash drivers and infrastructure to
480 * be able to rely on (non-invalidated) cached state.
482 * For now we require that algorithms provided by OpenOCD are
483 * used only by code which properly maintains that cached state.
486 * REVISIT do the same for NAND ; maybe other flash flavors too...
488 if (!target
->running_alg
)
493 static int target_process_reset(struct command_context
*cmd_ctx
, enum target_reset_mode reset_mode
)
498 n
= Jim_Nvp_value2name_simple(nvp_reset_modes
, reset_mode
);
499 if (n
->name
== NULL
) {
500 LOG_ERROR("invalid reset mode");
504 /* disable polling during reset to make reset event scripts
505 * more predictable, i.e. dr/irscan & pathmove in events will
506 * not have JTAG operations injected into the middle of a sequence.
508 bool save_poll
= jtag_poll_get_enabled();
510 jtag_poll_set_enabled(false);
512 sprintf(buf
, "ocd_process_reset %s", n
->name
);
513 retval
= Jim_Eval(cmd_ctx
->interp
, buf
);
515 jtag_poll_set_enabled(save_poll
);
517 if (retval
!= JIM_OK
) {
518 Jim_PrintErrorMessage(cmd_ctx
->interp
);
522 /* We want any events to be processed before the prompt */
523 retval
= target_call_timer_callbacks_now();
525 struct target
*target
;
526 for (target
= all_targets
; target
; target
= target
->next
) {
527 target
->type
->check_reset(target
);
533 static int identity_virt2phys(struct target
*target
,
534 uint32_t virtual, uint32_t *physical
)
540 static int no_mmu(struct target
*target
, int *enabled
)
546 static int default_examine(struct target
*target
)
548 target_set_examined(target
);
552 /* no check by default */
553 static int default_check_reset(struct target
*target
)
558 int target_examine_one(struct target
*target
)
560 return target
->type
->examine(target
);
563 static int jtag_enable_callback(enum jtag_event event
, void *priv
)
565 struct target
*target
= priv
;
567 if (event
!= JTAG_TAP_EVENT_ENABLE
|| !target
->tap
->enabled
)
570 jtag_unregister_event_callback(jtag_enable_callback
, target
);
571 return target_examine_one(target
);
575 /* Targets that correctly implement init + examine, i.e.
576 * no communication with target during init:
580 int target_examine(void)
582 int retval
= ERROR_OK
;
583 struct target
*target
;
585 for (target
= all_targets
; target
; target
= target
->next
)
587 /* defer examination, but don't skip it */
588 if (!target
->tap
->enabled
) {
589 jtag_register_event_callback(jtag_enable_callback
,
593 if ((retval
= target_examine_one(target
)) != ERROR_OK
)
598 const char *target_type_name(struct target
*target
)
600 return target
->type
->name
;
603 static int target_write_memory_imp(struct target
*target
, uint32_t address
, uint32_t size
, uint32_t count
, uint8_t *buffer
)
605 if (!target_was_examined(target
))
607 LOG_ERROR("Target not examined yet");
610 return target
->type
->write_memory_imp(target
, address
, size
, count
, buffer
);
613 static int target_read_memory_imp(struct target
*target
, uint32_t address
, uint32_t size
, uint32_t count
, uint8_t *buffer
)
615 if (!target_was_examined(target
))
617 LOG_ERROR("Target not examined yet");
620 return target
->type
->read_memory_imp(target
, address
, size
, count
, buffer
);
623 static int target_soft_reset_halt_imp(struct target
*target
)
625 if (!target_was_examined(target
))
627 LOG_ERROR("Target not examined yet");
630 if (!target
->type
->soft_reset_halt_imp
) {
631 LOG_ERROR("Target %s does not support soft_reset_halt",
632 target_name(target
));
635 return target
->type
->soft_reset_halt_imp(target
);
639 * Downloads a target-specific native code algorithm to the target,
640 * and executes it. * Note that some targets may need to set up, enable,
641 * and tear down a breakpoint (hard or * soft) to detect algorithm
642 * termination, while others may support lower overhead schemes where
643 * soft breakpoints embedded in the algorithm automatically terminate the
646 * @param target used to run the algorithm
647 * @param arch_info target-specific description of the algorithm.
649 int target_run_algorithm(struct target
*target
,
650 int num_mem_params
, struct mem_param
*mem_params
,
651 int num_reg_params
, struct reg_param
*reg_param
,
652 uint32_t entry_point
, uint32_t exit_point
,
653 int timeout_ms
, void *arch_info
)
655 int retval
= ERROR_FAIL
;
657 if (!target_was_examined(target
))
659 LOG_ERROR("Target not examined yet");
662 if (!target
->type
->run_algorithm
) {
663 LOG_ERROR("Target type '%s' does not support %s",
664 target_type_name(target
), __func__
);
668 target
->running_alg
= true;
669 retval
= target
->type
->run_algorithm(target
,
670 num_mem_params
, mem_params
,
671 num_reg_params
, reg_param
,
672 entry_point
, exit_point
, timeout_ms
, arch_info
);
673 target
->running_alg
= false;
680 int target_read_memory(struct target
*target
,
681 uint32_t address
, uint32_t size
, uint32_t count
, uint8_t *buffer
)
683 return target
->type
->read_memory(target
, address
, size
, count
, buffer
);
686 static int target_read_phys_memory(struct target
*target
,
687 uint32_t address
, uint32_t size
, uint32_t count
, uint8_t *buffer
)
689 return target
->type
->read_phys_memory(target
, address
, size
, count
, buffer
);
692 int target_write_memory(struct target
*target
,
693 uint32_t address
, uint32_t size
, uint32_t count
, uint8_t *buffer
)
695 return target
->type
->write_memory(target
, address
, size
, count
, buffer
);
698 static int target_write_phys_memory(struct target
*target
,
699 uint32_t address
, uint32_t size
, uint32_t count
, uint8_t *buffer
)
701 return target
->type
->write_phys_memory(target
, address
, size
, count
, buffer
);
704 int target_bulk_write_memory(struct target
*target
,
705 uint32_t address
, uint32_t count
, uint8_t *buffer
)
707 return target
->type
->bulk_write_memory(target
, address
, count
, buffer
);
710 int target_add_breakpoint(struct target
*target
,
711 struct breakpoint
*breakpoint
)
713 if (target
->state
!= TARGET_HALTED
) {
714 LOG_WARNING("target %s is not halted", target
->cmd_name
);
715 return ERROR_TARGET_NOT_HALTED
;
717 return target
->type
->add_breakpoint(target
, breakpoint
);
719 int target_remove_breakpoint(struct target
*target
,
720 struct breakpoint
*breakpoint
)
722 return target
->type
->remove_breakpoint(target
, breakpoint
);
725 int target_add_watchpoint(struct target
*target
,
726 struct watchpoint
*watchpoint
)
728 if (target
->state
!= TARGET_HALTED
) {
729 LOG_WARNING("target %s is not halted", target
->cmd_name
);
730 return ERROR_TARGET_NOT_HALTED
;
732 return target
->type
->add_watchpoint(target
, watchpoint
);
734 int target_remove_watchpoint(struct target
*target
,
735 struct watchpoint
*watchpoint
)
737 return target
->type
->remove_watchpoint(target
, watchpoint
);
740 int target_get_gdb_reg_list(struct target
*target
,
741 struct reg
**reg_list
[], int *reg_list_size
)
743 return target
->type
->get_gdb_reg_list(target
, reg_list
, reg_list_size
);
745 int target_step(struct target
*target
,
746 int current
, uint32_t address
, int handle_breakpoints
)
748 return target
->type
->step(target
, current
, address
, handle_breakpoints
);
753 * Reset the @c examined flag for the given target.
754 * Pure paranoia -- targets are zeroed on allocation.
756 static void target_reset_examined(struct target
*target
)
758 target
->examined
= false;
762 err_read_phys_memory(struct target
*target
, uint32_t address
,
763 uint32_t size
, uint32_t count
, uint8_t *buffer
)
765 LOG_ERROR("Not implemented: %s", __func__
);
770 err_write_phys_memory(struct target
*target
, uint32_t address
,
771 uint32_t size
, uint32_t count
, uint8_t *buffer
)
773 LOG_ERROR("Not implemented: %s", __func__
);
777 static int handle_target(void *priv
);
779 static int target_init_one(struct command_context
*cmd_ctx
,
780 struct target
*target
)
782 target_reset_examined(target
);
784 struct target_type
*type
= target
->type
;
785 if (type
->examine
== NULL
)
786 type
->examine
= default_examine
;
788 if (type
->check_reset
== NULL
)
789 type
->check_reset
= default_check_reset
;
791 int retval
= type
->init_target(cmd_ctx
, target
);
792 if (ERROR_OK
!= retval
)
794 LOG_ERROR("target '%s' init failed", target_name(target
));
799 * @todo get rid of those *memory_imp() methods, now that all
800 * callers are using target_*_memory() accessors ... and make
801 * sure the "physical" paths handle the same issues.
803 /* a non-invasive way(in terms of patches) to add some code that
804 * runs before the type->write/read_memory implementation
806 type
->write_memory_imp
= target
->type
->write_memory
;
807 type
->write_memory
= target_write_memory_imp
;
809 type
->read_memory_imp
= target
->type
->read_memory
;
810 type
->read_memory
= target_read_memory_imp
;
812 type
->soft_reset_halt_imp
= target
->type
->soft_reset_halt
;
813 type
->soft_reset_halt
= target_soft_reset_halt_imp
;
815 /* Sanity-check MMU support ... stub in what we must, to help
816 * implement it in stages, but warn if we need to do so.
820 if (type
->write_phys_memory
== NULL
)
822 LOG_ERROR("type '%s' is missing write_phys_memory",
824 type
->write_phys_memory
= err_write_phys_memory
;
826 if (type
->read_phys_memory
== NULL
)
828 LOG_ERROR("type '%s' is missing read_phys_memory",
830 type
->read_phys_memory
= err_read_phys_memory
;
832 if (type
->virt2phys
== NULL
)
834 LOG_ERROR("type '%s' is missing virt2phys", type
->name
);
835 type
->virt2phys
= identity_virt2phys
;
840 /* Make sure no-MMU targets all behave the same: make no
841 * distinction between physical and virtual addresses, and
842 * ensure that virt2phys() is always an identity mapping.
844 if (type
->write_phys_memory
|| type
->read_phys_memory
847 LOG_WARNING("type '%s' has bad MMU hooks", type
->name
);
851 type
->write_phys_memory
= type
->write_memory
;
852 type
->read_phys_memory
= type
->read_memory
;
853 type
->virt2phys
= identity_virt2phys
;
858 static int target_init(struct command_context
*cmd_ctx
)
860 struct target
*target
;
863 for (target
= all_targets
; target
; target
= target
->next
)
865 retval
= target_init_one(cmd_ctx
, target
);
866 if (ERROR_OK
!= retval
)
873 retval
= target_register_user_commands(cmd_ctx
);
874 if (ERROR_OK
!= retval
)
877 retval
= target_register_timer_callback(&handle_target
,
878 100, 1, cmd_ctx
->interp
);
879 if (ERROR_OK
!= retval
)
885 COMMAND_HANDLER(handle_target_init_command
)
888 return ERROR_COMMAND_SYNTAX_ERROR
;
890 static bool target_initialized
= false;
891 if (target_initialized
)
893 LOG_INFO("'target init' has already been called");
896 target_initialized
= true;
898 LOG_DEBUG("Initializing targets...");
899 return target_init(CMD_CTX
);
902 int target_register_event_callback(int (*callback
)(struct target
*target
, enum target_event event
, void *priv
), void *priv
)
904 struct target_event_callback
**callbacks_p
= &target_event_callbacks
;
906 if (callback
== NULL
)
908 return ERROR_INVALID_ARGUMENTS
;
913 while ((*callbacks_p
)->next
)
914 callbacks_p
= &((*callbacks_p
)->next
);
915 callbacks_p
= &((*callbacks_p
)->next
);
918 (*callbacks_p
) = malloc(sizeof(struct target_event_callback
));
919 (*callbacks_p
)->callback
= callback
;
920 (*callbacks_p
)->priv
= priv
;
921 (*callbacks_p
)->next
= NULL
;
926 int target_register_timer_callback(int (*callback
)(void *priv
), int time_ms
, int periodic
, void *priv
)
928 struct target_timer_callback
**callbacks_p
= &target_timer_callbacks
;
931 if (callback
== NULL
)
933 return ERROR_INVALID_ARGUMENTS
;
938 while ((*callbacks_p
)->next
)
939 callbacks_p
= &((*callbacks_p
)->next
);
940 callbacks_p
= &((*callbacks_p
)->next
);
943 (*callbacks_p
) = malloc(sizeof(struct target_timer_callback
));
944 (*callbacks_p
)->callback
= callback
;
945 (*callbacks_p
)->periodic
= periodic
;
946 (*callbacks_p
)->time_ms
= time_ms
;
948 gettimeofday(&now
, NULL
);
949 (*callbacks_p
)->when
.tv_usec
= now
.tv_usec
+ (time_ms
% 1000) * 1000;
950 time_ms
-= (time_ms
% 1000);
951 (*callbacks_p
)->when
.tv_sec
= now
.tv_sec
+ (time_ms
/ 1000);
952 if ((*callbacks_p
)->when
.tv_usec
> 1000000)
954 (*callbacks_p
)->when
.tv_usec
= (*callbacks_p
)->when
.tv_usec
- 1000000;
955 (*callbacks_p
)->when
.tv_sec
+= 1;
958 (*callbacks_p
)->priv
= priv
;
959 (*callbacks_p
)->next
= NULL
;
964 int target_unregister_event_callback(int (*callback
)(struct target
*target
, enum target_event event
, void *priv
), void *priv
)
966 struct target_event_callback
**p
= &target_event_callbacks
;
967 struct target_event_callback
*c
= target_event_callbacks
;
969 if (callback
== NULL
)
971 return ERROR_INVALID_ARGUMENTS
;
976 struct target_event_callback
*next
= c
->next
;
977 if ((c
->callback
== callback
) && (c
->priv
== priv
))
991 static int target_unregister_timer_callback(int (*callback
)(void *priv
), void *priv
)
993 struct target_timer_callback
**p
= &target_timer_callbacks
;
994 struct target_timer_callback
*c
= target_timer_callbacks
;
996 if (callback
== NULL
)
998 return ERROR_INVALID_ARGUMENTS
;
1003 struct target_timer_callback
*next
= c
->next
;
1004 if ((c
->callback
== callback
) && (c
->priv
== priv
))
1018 int target_call_event_callbacks(struct target
*target
, enum target_event event
)
1020 struct target_event_callback
*callback
= target_event_callbacks
;
1021 struct target_event_callback
*next_callback
;
1023 if (event
== TARGET_EVENT_HALTED
)
1025 /* execute early halted first */
1026 target_call_event_callbacks(target
, TARGET_EVENT_GDB_HALT
);
1029 LOG_DEBUG("target event %i (%s)",
1031 Jim_Nvp_value2name_simple(nvp_target_event
, event
)->name
);
1033 target_handle_event(target
, event
);
1037 next_callback
= callback
->next
;
1038 callback
->callback(target
, event
, callback
->priv
);
1039 callback
= next_callback
;
1045 static int target_timer_callback_periodic_restart(
1046 struct target_timer_callback
*cb
, struct timeval
*now
)
1048 int time_ms
= cb
->time_ms
;
1049 cb
->when
.tv_usec
= now
->tv_usec
+ (time_ms
% 1000) * 1000;
1050 time_ms
-= (time_ms
% 1000);
1051 cb
->when
.tv_sec
= now
->tv_sec
+ time_ms
/ 1000;
1052 if (cb
->when
.tv_usec
> 1000000)
1054 cb
->when
.tv_usec
= cb
->when
.tv_usec
- 1000000;
1055 cb
->when
.tv_sec
+= 1;
1060 static int target_call_timer_callback(struct target_timer_callback
*cb
,
1061 struct timeval
*now
)
1063 cb
->callback(cb
->priv
);
1066 return target_timer_callback_periodic_restart(cb
, now
);
1068 return target_unregister_timer_callback(cb
->callback
, cb
->priv
);
1071 static int target_call_timer_callbacks_check_time(int checktime
)
1076 gettimeofday(&now
, NULL
);
1078 struct target_timer_callback
*callback
= target_timer_callbacks
;
1081 // cleaning up may unregister and free this callback
1082 struct target_timer_callback
*next_callback
= callback
->next
;
1084 bool call_it
= callback
->callback
&&
1085 ((!checktime
&& callback
->periodic
) ||
1086 now
.tv_sec
> callback
->when
.tv_sec
||
1087 (now
.tv_sec
== callback
->when
.tv_sec
&&
1088 now
.tv_usec
>= callback
->when
.tv_usec
));
1092 int retval
= target_call_timer_callback(callback
, &now
);
1093 if (retval
!= ERROR_OK
)
1097 callback
= next_callback
;
1103 int target_call_timer_callbacks(void)
1105 return target_call_timer_callbacks_check_time(1);
1108 /* invoke periodic callbacks immediately */
1109 int target_call_timer_callbacks_now(void)
1111 return target_call_timer_callbacks_check_time(0);
1114 int target_alloc_working_area_try(struct target
*target
, uint32_t size
, struct working_area
**area
)
1116 struct working_area
*c
= target
->working_areas
;
1117 struct working_area
*new_wa
= NULL
;
1119 /* Reevaluate working area address based on MMU state*/
1120 if (target
->working_areas
== NULL
)
1125 retval
= target
->type
->mmu(target
, &enabled
);
1126 if (retval
!= ERROR_OK
)
1132 if (target
->working_area_phys_spec
) {
1133 LOG_DEBUG("MMU disabled, using physical "
1134 "address for working memory 0x%08x",
1135 (unsigned)target
->working_area_phys
);
1136 target
->working_area
= target
->working_area_phys
;
1138 LOG_ERROR("No working memory available. "
1139 "Specify -work-area-phys to target.");
1140 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE
;
1143 if (target
->working_area_virt_spec
) {
1144 LOG_DEBUG("MMU enabled, using virtual "
1145 "address for working memory 0x%08x",
1146 (unsigned)target
->working_area_virt
);
1147 target
->working_area
= target
->working_area_virt
;
1149 LOG_ERROR("No working memory available. "
1150 "Specify -work-area-virt to target.");
1151 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE
;
1156 /* only allocate multiples of 4 byte */
1159 LOG_ERROR("BUG: code tried to allocate unaligned number of bytes (0x%08x), padding", ((unsigned)(size
)));
1160 size
= (size
+ 3) & (~3);
1163 /* see if there's already a matching working area */
1166 if ((c
->free
) && (c
->size
== size
))
1174 /* if not, allocate a new one */
1177 struct working_area
**p
= &target
->working_areas
;
1178 uint32_t first_free
= target
->working_area
;
1179 uint32_t free_size
= target
->working_area_size
;
1181 c
= target
->working_areas
;
1184 first_free
+= c
->size
;
1185 free_size
-= c
->size
;
1190 if (free_size
< size
)
1192 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE
;
1195 LOG_DEBUG("allocated new working area at address 0x%08x", (unsigned)first_free
);
1197 new_wa
= malloc(sizeof(struct working_area
));
1198 new_wa
->next
= NULL
;
1199 new_wa
->size
= size
;
1200 new_wa
->address
= first_free
;
1202 if (target
->backup_working_area
)
1205 new_wa
->backup
= malloc(new_wa
->size
);
1206 if ((retval
= target_read_memory(target
, new_wa
->address
, 4, new_wa
->size
/ 4, new_wa
->backup
)) != ERROR_OK
)
1208 free(new_wa
->backup
);
1215 new_wa
->backup
= NULL
;
1218 /* put new entry in list */
1222 /* mark as used, and return the new (reused) area */
1227 new_wa
->user
= area
;
1232 int target_alloc_working_area(struct target
*target
, uint32_t size
, struct working_area
**area
)
1236 retval
= target_alloc_working_area_try(target
, size
, area
);
1237 if (retval
== ERROR_TARGET_RESOURCE_NOT_AVAILABLE
)
1239 LOG_WARNING("not enough working area available(requested %u)", (unsigned)(size
));
1245 static int target_free_working_area_restore(struct target
*target
, struct working_area
*area
, int restore
)
1250 if (restore
&& target
->backup_working_area
)
1253 if ((retval
= target_write_memory(target
, area
->address
, 4, area
->size
/ 4, area
->backup
)) != ERROR_OK
)
1259 /* mark user pointer invalid */
1266 int target_free_working_area(struct target
*target
, struct working_area
*area
)
1268 return target_free_working_area_restore(target
, area
, 1);
1271 /* free resources and restore memory, if restoring memory fails,
1272 * free up resources anyway
1274 static void target_free_all_working_areas_restore(struct target
*target
, int restore
)
1276 struct working_area
*c
= target
->working_areas
;
1280 struct working_area
*next
= c
->next
;
1281 target_free_working_area_restore(target
, c
, restore
);
1291 target
->working_areas
= NULL
;
1294 void target_free_all_working_areas(struct target
*target
)
1296 target_free_all_working_areas_restore(target
, 1);
1299 int target_arch_state(struct target
*target
)
1304 LOG_USER("No target has been configured");
1308 LOG_USER("target state: %s", target_state_name( target
));
1310 if (target
->state
!= TARGET_HALTED
)
1313 retval
= target
->type
->arch_state(target
);
1317 /* Single aligned words are guaranteed to use 16 or 32 bit access
1318 * mode respectively, otherwise data is handled as quickly as
1321 int target_write_buffer(struct target
*target
, uint32_t address
, uint32_t size
, uint8_t *buffer
)
1324 LOG_DEBUG("writing buffer of %i byte at 0x%8.8x",
1325 (int)size
, (unsigned)address
);
1327 if (!target_was_examined(target
))
1329 LOG_ERROR("Target not examined yet");
1337 if ((address
+ size
- 1) < address
)
1339 /* GDB can request this when e.g. PC is 0xfffffffc*/
1340 LOG_ERROR("address + size wrapped(0x%08x, 0x%08x)",
1346 if (((address
% 2) == 0) && (size
== 2))
1348 return target_write_memory(target
, address
, 2, 1, buffer
);
1351 /* handle unaligned head bytes */
1354 uint32_t unaligned
= 4 - (address
% 4);
1356 if (unaligned
> size
)
1359 if ((retval
= target_write_memory(target
, address
, 1, unaligned
, buffer
)) != ERROR_OK
)
1362 buffer
+= unaligned
;
1363 address
+= unaligned
;
1367 /* handle aligned words */
1370 int aligned
= size
- (size
% 4);
1372 /* use bulk writes above a certain limit. This may have to be changed */
1375 if ((retval
= target
->type
->bulk_write_memory(target
, address
, aligned
/ 4, buffer
)) != ERROR_OK
)
1380 if ((retval
= target_write_memory(target
, address
, 4, aligned
/ 4, buffer
)) != ERROR_OK
)
1389 /* handle tail writes of less than 4 bytes */
1392 if ((retval
= target_write_memory(target
, address
, 1, size
, buffer
)) != ERROR_OK
)
1399 /* Single aligned words are guaranteed to use 16 or 32 bit access
1400 * mode respectively, otherwise data is handled as quickly as
1403 int target_read_buffer(struct target
*target
, uint32_t address
, uint32_t size
, uint8_t *buffer
)
1406 LOG_DEBUG("reading buffer of %i byte at 0x%8.8x",
1407 (int)size
, (unsigned)address
);
1409 if (!target_was_examined(target
))
1411 LOG_ERROR("Target not examined yet");
1419 if ((address
+ size
- 1) < address
)
1421 /* GDB can request this when e.g. PC is 0xfffffffc*/
1422 LOG_ERROR("address + size wrapped(0x%08" PRIx32
", 0x%08" PRIx32
")",
1428 if (((address
% 2) == 0) && (size
== 2))
1430 return target_read_memory(target
, address
, 2, 1, buffer
);
1433 /* handle unaligned head bytes */
1436 uint32_t unaligned
= 4 - (address
% 4);
1438 if (unaligned
> size
)
1441 if ((retval
= target_read_memory(target
, address
, 1, unaligned
, buffer
)) != ERROR_OK
)
1444 buffer
+= unaligned
;
1445 address
+= unaligned
;
1449 /* handle aligned words */
1452 int aligned
= size
- (size
% 4);
1454 if ((retval
= target_read_memory(target
, address
, 4, aligned
/ 4, buffer
)) != ERROR_OK
)
1462 /*prevent byte access when possible (avoid AHB access limitations in some cases)*/
1465 int aligned
= size
- (size
%2);
1466 retval
= target_read_memory(target
, address
, 2, aligned
/ 2, buffer
);
1467 if (retval
!= ERROR_OK
)
1474 /* handle tail writes of less than 4 bytes */
1477 if ((retval
= target_read_memory(target
, address
, 1, size
, buffer
)) != ERROR_OK
)
1484 int target_checksum_memory(struct target
*target
, uint32_t address
, uint32_t size
, uint32_t* crc
)
1489 uint32_t checksum
= 0;
1490 if (!target_was_examined(target
))
1492 LOG_ERROR("Target not examined yet");
1496 if ((retval
= target
->type
->checksum_memory(target
, address
,
1497 size
, &checksum
)) != ERROR_OK
)
1499 buffer
= malloc(size
);
1502 LOG_ERROR("error allocating buffer for section (%d bytes)", (int)size
);
1503 return ERROR_INVALID_ARGUMENTS
;
1505 retval
= target_read_buffer(target
, address
, size
, buffer
);
1506 if (retval
!= ERROR_OK
)
1512 /* convert to target endianess */
1513 for (i
= 0; i
< (size
/sizeof(uint32_t)); i
++)
1515 uint32_t target_data
;
1516 target_data
= target_buffer_get_u32(target
, &buffer
[i
*sizeof(uint32_t)]);
1517 target_buffer_set_u32(target
, &buffer
[i
*sizeof(uint32_t)], target_data
);
1520 retval
= image_calculate_checksum(buffer
, size
, &checksum
);
1529 int target_blank_check_memory(struct target
*target
, uint32_t address
, uint32_t size
, uint32_t* blank
)
1532 if (!target_was_examined(target
))
1534 LOG_ERROR("Target not examined yet");
1538 if (target
->type
->blank_check_memory
== 0)
1539 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE
;
1541 retval
= target
->type
->blank_check_memory(target
, address
, size
, blank
);
1546 int target_read_u32(struct target
*target
, uint32_t address
, uint32_t *value
)
1548 uint8_t value_buf
[4];
1549 if (!target_was_examined(target
))
1551 LOG_ERROR("Target not examined yet");
1555 int retval
= target_read_memory(target
, address
, 4, 1, value_buf
);
1557 if (retval
== ERROR_OK
)
1559 *value
= target_buffer_get_u32(target
, value_buf
);
1560 LOG_DEBUG("address: 0x%8.8" PRIx32
", value: 0x%8.8" PRIx32
"",
1567 LOG_DEBUG("address: 0x%8.8" PRIx32
" failed",
1574 int target_read_u16(struct target
*target
, uint32_t address
, uint16_t *value
)
1576 uint8_t value_buf
[2];
1577 if (!target_was_examined(target
))
1579 LOG_ERROR("Target not examined yet");
1583 int retval
= target_read_memory(target
, address
, 2, 1, value_buf
);
1585 if (retval
== ERROR_OK
)
1587 *value
= target_buffer_get_u16(target
, value_buf
);
1588 LOG_DEBUG("address: 0x%8.8" PRIx32
", value: 0x%4.4x",
1595 LOG_DEBUG("address: 0x%8.8" PRIx32
" failed",
1602 int target_read_u8(struct target
*target
, uint32_t address
, uint8_t *value
)
1604 int retval
= target_read_memory(target
, address
, 1, 1, value
);
1605 if (!target_was_examined(target
))
1607 LOG_ERROR("Target not examined yet");
1611 if (retval
== ERROR_OK
)
1613 LOG_DEBUG("address: 0x%8.8" PRIx32
", value: 0x%2.2x",
1620 LOG_DEBUG("address: 0x%8.8" PRIx32
" failed",
1627 int target_write_u32(struct target
*target
, uint32_t address
, uint32_t value
)
1630 uint8_t value_buf
[4];
1631 if (!target_was_examined(target
))
1633 LOG_ERROR("Target not examined yet");
1637 LOG_DEBUG("address: 0x%8.8" PRIx32
", value: 0x%8.8" PRIx32
"",
1641 target_buffer_set_u32(target
, value_buf
, value
);
1642 if ((retval
= target_write_memory(target
, address
, 4, 1, value_buf
)) != ERROR_OK
)
1644 LOG_DEBUG("failed: %i", retval
);
1650 int target_write_u16(struct target
*target
, uint32_t address
, uint16_t value
)
1653 uint8_t value_buf
[2];
1654 if (!target_was_examined(target
))
1656 LOG_ERROR("Target not examined yet");
1660 LOG_DEBUG("address: 0x%8.8" PRIx32
", value: 0x%8.8x",
1664 target_buffer_set_u16(target
, value_buf
, value
);
1665 if ((retval
= target_write_memory(target
, address
, 2, 1, value_buf
)) != ERROR_OK
)
1667 LOG_DEBUG("failed: %i", retval
);
1673 int target_write_u8(struct target
*target
, uint32_t address
, uint8_t value
)
1676 if (!target_was_examined(target
))
1678 LOG_ERROR("Target not examined yet");
1682 LOG_DEBUG("address: 0x%8.8" PRIx32
", value: 0x%2.2x",
1685 if ((retval
= target_write_memory(target
, address
, 1, 1, &value
)) != ERROR_OK
)
1687 LOG_DEBUG("failed: %i", retval
);
1693 COMMAND_HANDLER(handle_targets_command
)
1695 struct target
*target
= all_targets
;
1699 target
= get_target(CMD_ARGV
[0]);
1700 if (target
== NULL
) {
1701 command_print(CMD_CTX
,"Target: %s is unknown, try one of:\n", CMD_ARGV
[0]);
1704 if (!target
->tap
->enabled
) {
1705 command_print(CMD_CTX
,"Target: TAP %s is disabled, "
1706 "can't be the current target\n",
1707 target
->tap
->dotted_name
);
1711 CMD_CTX
->current_target
= target
->target_number
;
1716 target
= all_targets
;
1717 command_print(CMD_CTX
, " TargetName Type Endian TapName State ");
1718 command_print(CMD_CTX
, "-- ------------------ ---------- ------ ------------------ ------------");
1724 if (target
->tap
->enabled
)
1725 state
= target_state_name( target
);
1727 state
= "tap-disabled";
1729 if (CMD_CTX
->current_target
== target
->target_number
)
1732 /* keep columns lined up to match the headers above */
1733 command_print(CMD_CTX
, "%2d%c %-18s %-10s %-6s %-18s %s",
1734 target
->target_number
,
1736 target_name(target
),
1737 target_type_name(target
),
1738 Jim_Nvp_value2name_simple(nvp_target_endian
,
1739 target
->endianness
)->name
,
1740 target
->tap
->dotted_name
,
1742 target
= target
->next
;
1748 /* every 300ms we check for reset & powerdropout and issue a "reset halt" if so. */
1750 static int powerDropout
;
1751 static int srstAsserted
;
1753 static int runPowerRestore
;
1754 static int runPowerDropout
;
1755 static int runSrstAsserted
;
1756 static int runSrstDeasserted
;
1758 static int sense_handler(void)
1760 static int prevSrstAsserted
= 0;
1761 static int prevPowerdropout
= 0;
1764 if ((retval
= jtag_power_dropout(&powerDropout
)) != ERROR_OK
)
1768 powerRestored
= prevPowerdropout
&& !powerDropout
;
1771 runPowerRestore
= 1;
1774 long long current
= timeval_ms();
1775 static long long lastPower
= 0;
1776 int waitMore
= lastPower
+ 2000 > current
;
1777 if (powerDropout
&& !waitMore
)
1779 runPowerDropout
= 1;
1780 lastPower
= current
;
1783 if ((retval
= jtag_srst_asserted(&srstAsserted
)) != ERROR_OK
)
1787 srstDeasserted
= prevSrstAsserted
&& !srstAsserted
;
1789 static long long lastSrst
= 0;
1790 waitMore
= lastSrst
+ 2000 > current
;
1791 if (srstDeasserted
&& !waitMore
)
1793 runSrstDeasserted
= 1;
1797 if (!prevSrstAsserted
&& srstAsserted
)
1799 runSrstAsserted
= 1;
1802 prevSrstAsserted
= srstAsserted
;
1803 prevPowerdropout
= powerDropout
;
1805 if (srstDeasserted
|| powerRestored
)
1807 /* Other than logging the event we can't do anything here.
1808 * Issuing a reset is a particularly bad idea as we might
1809 * be inside a reset already.
1816 /* process target state changes */
1817 static int handle_target(void *priv
)
1819 Jim_Interp
*interp
= (Jim_Interp
*)priv
;
1820 int retval
= ERROR_OK
;
1822 if (!is_jtag_poll_safe())
1824 /* polling is disabled currently */
1828 /* we do not want to recurse here... */
1829 static int recursive
= 0;
1834 /* danger! running these procedures can trigger srst assertions and power dropouts.
1835 * We need to avoid an infinite loop/recursion here and we do that by
1836 * clearing the flags after running these events.
1838 int did_something
= 0;
1839 if (runSrstAsserted
)
1841 LOG_INFO("srst asserted detected, running srst_asserted proc.");
1842 Jim_Eval(interp
, "srst_asserted");
1845 if (runSrstDeasserted
)
1847 Jim_Eval(interp
, "srst_deasserted");
1850 if (runPowerDropout
)
1852 LOG_INFO("Power dropout detected, running power_dropout proc.");
1853 Jim_Eval(interp
, "power_dropout");
1856 if (runPowerRestore
)
1858 Jim_Eval(interp
, "power_restore");
1864 /* clear detect flags */
1868 /* clear action flags */
1870 runSrstAsserted
= 0;
1871 runSrstDeasserted
= 0;
1872 runPowerRestore
= 0;
1873 runPowerDropout
= 0;
1878 /* Poll targets for state changes unless that's globally disabled.
1879 * Skip targets that are currently disabled.
1881 for (struct target
*target
= all_targets
;
1882 is_jtag_poll_safe() && target
;
1883 target
= target
->next
)
1885 if (!target
->tap
->enabled
)
1888 /* only poll target if we've got power and srst isn't asserted */
1889 if (!powerDropout
&& !srstAsserted
)
1891 /* polling may fail silently until the target has been examined */
1892 if ((retval
= target_poll(target
)) != ERROR_OK
)
1894 /* FIX!!!!! If we add a LOG_INFO() here to output a line in GDB
1895 * *why* we are aborting GDB, then we'll spam telnet when the
1896 * poll is failing persistently.
1898 * If we could implement an event that detected the
1899 * target going from non-pollable to pollable, we could issue
1900 * an error only upon the transition.
1902 target_call_event_callbacks(target
, TARGET_EVENT_GDB_HALT
);
1911 COMMAND_HANDLER(handle_reg_command
)
1913 struct target
*target
;
1914 struct reg
*reg
= NULL
;
1920 target
= get_current_target(CMD_CTX
);
1922 /* list all available registers for the current target */
1925 struct reg_cache
*cache
= target
->reg_cache
;
1932 command_print(CMD_CTX
, "===== %s", cache
->name
);
1934 for (i
= 0, reg
= cache
->reg_list
;
1935 i
< cache
->num_regs
;
1936 i
++, reg
++, count
++)
1938 /* only print cached values if they are valid */
1940 value
= buf_to_str(reg
->value
,
1942 command_print(CMD_CTX
,
1943 "(%i) %s (/%" PRIu32
"): 0x%s%s",
1951 command_print(CMD_CTX
, "(%i) %s (/%" PRIu32
")",
1956 cache
= cache
->next
;
1962 /* access a single register by its ordinal number */
1963 if ((CMD_ARGV
[0][0] >= '0') && (CMD_ARGV
[0][0] <= '9'))
1966 COMMAND_PARSE_NUMBER(uint
, CMD_ARGV
[0], num
);
1968 struct reg_cache
*cache
= target
->reg_cache
;
1973 for (i
= 0; i
< cache
->num_regs
; i
++)
1977 reg
= &cache
->reg_list
[i
];
1983 cache
= cache
->next
;
1988 command_print(CMD_CTX
, "%i is out of bounds, the current target has only %i registers (0 - %i)", num
, count
, count
- 1);
1991 } else /* access a single register by its name */
1993 reg
= register_get_by_name(target
->reg_cache
, CMD_ARGV
[0], 1);
1997 command_print(CMD_CTX
, "register %s not found in current target", CMD_ARGV
[0]);
2002 /* display a register */
2003 if ((CMD_ARGC
== 1) || ((CMD_ARGC
== 2) && !((CMD_ARGV
[1][0] >= '0') && (CMD_ARGV
[1][0] <= '9'))))
2005 if ((CMD_ARGC
== 2) && (strcmp(CMD_ARGV
[1], "force") == 0))
2008 if (reg
->valid
== 0)
2010 reg
->type
->get(reg
);
2012 value
= buf_to_str(reg
->value
, reg
->size
, 16);
2013 command_print(CMD_CTX
, "%s (/%i): 0x%s", reg
->name
, (int)(reg
->size
), value
);
2018 /* set register value */
2021 uint8_t *buf
= malloc(DIV_ROUND_UP(reg
->size
, 8));
2022 str_to_buf(CMD_ARGV
[1], strlen(CMD_ARGV
[1]), buf
, reg
->size
, 0);
2024 reg
->type
->set(reg
, buf
);
2026 value
= buf_to_str(reg
->value
, reg
->size
, 16);
2027 command_print(CMD_CTX
, "%s (/%i): 0x%s", reg
->name
, (int)(reg
->size
), value
);
2035 command_print(CMD_CTX
, "usage: reg <#|name> [value]");
2040 COMMAND_HANDLER(handle_poll_command
)
2042 int retval
= ERROR_OK
;
2043 struct target
*target
= get_current_target(CMD_CTX
);
2047 command_print(CMD_CTX
, "background polling: %s",
2048 jtag_poll_get_enabled() ? "on" : "off");
2049 command_print(CMD_CTX
, "TAP: %s (%s)",
2050 target
->tap
->dotted_name
,
2051 target
->tap
->enabled
? "enabled" : "disabled");
2052 if (!target
->tap
->enabled
)
2054 if ((retval
= target_poll(target
)) != ERROR_OK
)
2056 if ((retval
= target_arch_state(target
)) != ERROR_OK
)
2059 else if (CMD_ARGC
== 1)
2062 COMMAND_PARSE_ON_OFF(CMD_ARGV
[0], enable
);
2063 jtag_poll_set_enabled(enable
);
2067 return ERROR_COMMAND_SYNTAX_ERROR
;
2073 COMMAND_HANDLER(handle_wait_halt_command
)
2076 return ERROR_COMMAND_SYNTAX_ERROR
;
2081 int retval
= parse_uint(CMD_ARGV
[0], &ms
);
2082 if (ERROR_OK
!= retval
)
2084 command_print(CMD_CTX
, "usage: %s [seconds]", CMD_NAME
);
2085 return ERROR_COMMAND_SYNTAX_ERROR
;
2087 // convert seconds (given) to milliseconds (needed)
2091 struct target
*target
= get_current_target(CMD_CTX
);
2092 return target_wait_state(target
, TARGET_HALTED
, ms
);
2095 /* wait for target state to change. The trick here is to have a low
2096 * latency for short waits and not to suck up all the CPU time
2099 * After 500ms, keep_alive() is invoked
2101 int target_wait_state(struct target
*target
, enum target_state state
, int ms
)
2104 long long then
= 0, cur
;
2109 if ((retval
= target_poll(target
)) != ERROR_OK
)
2111 if (target
->state
== state
)
2119 then
= timeval_ms();
2120 LOG_DEBUG("waiting for target %s...",
2121 Jim_Nvp_value2name_simple(nvp_target_state
,state
)->name
);
2129 if ((cur
-then
) > ms
)
2131 LOG_ERROR("timed out while waiting for target %s",
2132 Jim_Nvp_value2name_simple(nvp_target_state
,state
)->name
);
2140 COMMAND_HANDLER(handle_halt_command
)
2144 struct target
*target
= get_current_target(CMD_CTX
);
2145 int retval
= target_halt(target
);
2146 if (ERROR_OK
!= retval
)
2152 retval
= parse_uint(CMD_ARGV
[0], &wait
);
2153 if (ERROR_OK
!= retval
)
2154 return ERROR_COMMAND_SYNTAX_ERROR
;
2159 return CALL_COMMAND_HANDLER(handle_wait_halt_command
);
2162 COMMAND_HANDLER(handle_soft_reset_halt_command
)
2164 struct target
*target
= get_current_target(CMD_CTX
);
2166 LOG_USER("requesting target halt and executing a soft reset");
2168 target
->type
->soft_reset_halt(target
);
2173 COMMAND_HANDLER(handle_reset_command
)
2176 return ERROR_COMMAND_SYNTAX_ERROR
;
2178 enum target_reset_mode reset_mode
= RESET_RUN
;
2182 n
= Jim_Nvp_name2value_simple(nvp_reset_modes
, CMD_ARGV
[0]);
2183 if ((n
->name
== NULL
) || (n
->value
== RESET_UNKNOWN
)) {
2184 return ERROR_COMMAND_SYNTAX_ERROR
;
2186 reset_mode
= n
->value
;
2189 /* reset *all* targets */
2190 return target_process_reset(CMD_CTX
, reset_mode
);
2194 COMMAND_HANDLER(handle_resume_command
)
2198 return ERROR_COMMAND_SYNTAX_ERROR
;
2200 struct target
*target
= get_current_target(CMD_CTX
);
2201 target_handle_event(target
, TARGET_EVENT_OLD_pre_resume
);
2203 /* with no CMD_ARGV, resume from current pc, addr = 0,
2204 * with one arguments, addr = CMD_ARGV[0],
2205 * handle breakpoints, not debugging */
2209 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], addr
);
2213 return target_resume(target
, current
, addr
, 1, 0);
2216 COMMAND_HANDLER(handle_step_command
)
2219 return ERROR_COMMAND_SYNTAX_ERROR
;
2223 /* with no CMD_ARGV, step from current pc, addr = 0,
2224 * with one argument addr = CMD_ARGV[0],
2225 * handle breakpoints, debugging */
2230 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], addr
);
2234 struct target
*target
= get_current_target(CMD_CTX
);
2236 return target
->type
->step(target
, current_pc
, addr
, 1);
2239 static void handle_md_output(struct command_context
*cmd_ctx
,
2240 struct target
*target
, uint32_t address
, unsigned size
,
2241 unsigned count
, const uint8_t *buffer
)
2243 const unsigned line_bytecnt
= 32;
2244 unsigned line_modulo
= line_bytecnt
/ size
;
2246 char output
[line_bytecnt
* 4 + 1];
2247 unsigned output_len
= 0;
2249 const char *value_fmt
;
2251 case 4: value_fmt
= "%8.8x "; break;
2252 case 2: value_fmt
= "%4.4x "; break;
2253 case 1: value_fmt
= "%2.2x "; break;
2255 /* "can't happen", caller checked */
2256 LOG_ERROR("invalid memory read size: %u", size
);
2260 for (unsigned i
= 0; i
< count
; i
++)
2262 if (i
% line_modulo
== 0)
2264 output_len
+= snprintf(output
+ output_len
,
2265 sizeof(output
) - output_len
,
2267 (unsigned)(address
+ (i
*size
)));
2271 const uint8_t *value_ptr
= buffer
+ i
* size
;
2273 case 4: value
= target_buffer_get_u32(target
, value_ptr
); break;
2274 case 2: value
= target_buffer_get_u16(target
, value_ptr
); break;
2275 case 1: value
= *value_ptr
;
2277 output_len
+= snprintf(output
+ output_len
,
2278 sizeof(output
) - output_len
,
2281 if ((i
% line_modulo
== line_modulo
- 1) || (i
== count
- 1))
2283 command_print(cmd_ctx
, "%s", output
);
2289 COMMAND_HANDLER(handle_md_command
)
2292 return ERROR_COMMAND_SYNTAX_ERROR
;
2295 switch (CMD_NAME
[2]) {
2296 case 'w': size
= 4; break;
2297 case 'h': size
= 2; break;
2298 case 'b': size
= 1; break;
2299 default: return ERROR_COMMAND_SYNTAX_ERROR
;
2302 bool physical
=strcmp(CMD_ARGV
[0], "phys")==0;
2303 int (*fn
)(struct target
*target
,
2304 uint32_t address
, uint32_t size
, uint32_t count
, uint8_t *buffer
);
2309 fn
=target_read_phys_memory
;
2312 fn
=target_read_memory
;
2314 if ((CMD_ARGC
< 1) || (CMD_ARGC
> 2))
2316 return ERROR_COMMAND_SYNTAX_ERROR
;
2320 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], address
);
2324 COMMAND_PARSE_NUMBER(uint
, CMD_ARGV
[1], count
);
2326 uint8_t *buffer
= calloc(count
, size
);
2328 struct target
*target
= get_current_target(CMD_CTX
);
2329 int retval
= fn(target
, address
, size
, count
, buffer
);
2330 if (ERROR_OK
== retval
)
2331 handle_md_output(CMD_CTX
, target
, address
, size
, count
, buffer
);
2338 typedef int (*target_write_fn
)(struct target
*target
,
2339 uint32_t address
, uint32_t size
, uint32_t count
, uint8_t *buffer
);
2341 static int target_write_memory_fast(struct target
*target
,
2342 uint32_t address
, uint32_t size
, uint32_t count
, uint8_t *buffer
)
2344 return target_write_buffer(target
, address
, size
* count
, buffer
);
2347 static int target_fill_mem(struct target
*target
,
2356 /* We have to write in reasonably large chunks to be able
2357 * to fill large memory areas with any sane speed */
2358 const unsigned chunk_size
= 16384;
2359 uint8_t *target_buf
= malloc(chunk_size
* data_size
);
2360 if (target_buf
== NULL
)
2362 LOG_ERROR("Out of memory");
2366 for (unsigned i
= 0; i
< chunk_size
; i
++)
2371 target_buffer_set_u32(target
, target_buf
+ i
*data_size
, b
);
2374 target_buffer_set_u16(target
, target_buf
+ i
*data_size
, b
);
2377 target_buffer_set_u8(target
, target_buf
+ i
*data_size
, b
);
2384 int retval
= ERROR_OK
;
2386 for (unsigned x
= 0; x
< c
; x
+= chunk_size
)
2390 if (current
> chunk_size
)
2392 current
= chunk_size
;
2394 int retval
= fn(target
, address
+ x
* data_size
, data_size
, current
, target_buf
);
2395 if (retval
!= ERROR_OK
)
2399 /* avoid GDB timeouts */
2408 COMMAND_HANDLER(handle_mw_command
)
2412 return ERROR_COMMAND_SYNTAX_ERROR
;
2414 bool physical
=strcmp(CMD_ARGV
[0], "phys")==0;
2420 fn
=target_write_phys_memory
;
2423 fn
= target_write_memory_fast
;
2425 if ((CMD_ARGC
< 2) || (CMD_ARGC
> 3))
2426 return ERROR_COMMAND_SYNTAX_ERROR
;
2429 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], address
);
2432 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], value
);
2436 COMMAND_PARSE_NUMBER(uint
, CMD_ARGV
[2], count
);
2438 struct target
*target
= get_current_target(CMD_CTX
);
2440 switch (CMD_NAME
[2])
2452 return ERROR_COMMAND_SYNTAX_ERROR
;
2455 return target_fill_mem(target
, address
, fn
, wordsize
, value
, count
);
2458 static COMMAND_HELPER(parse_load_image_command_CMD_ARGV
, struct image
*image
,
2459 uint32_t *min_address
, uint32_t *max_address
)
2461 if (CMD_ARGC
< 1 || CMD_ARGC
> 5)
2462 return ERROR_COMMAND_SYNTAX_ERROR
;
2464 /* a base address isn't always necessary,
2465 * default to 0x0 (i.e. don't relocate) */
2469 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], addr
);
2470 image
->base_address
= addr
;
2471 image
->base_address_set
= 1;
2474 image
->base_address_set
= 0;
2476 image
->start_address_set
= 0;
2480 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[3], *min_address
);
2484 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[4], *max_address
);
2485 // use size (given) to find max (required)
2486 *max_address
+= *min_address
;
2489 if (*min_address
> *max_address
)
2490 return ERROR_COMMAND_SYNTAX_ERROR
;
2495 COMMAND_HANDLER(handle_load_image_command
)
2499 uint32_t image_size
;
2500 uint32_t min_address
= 0;
2501 uint32_t max_address
= 0xffffffff;
2505 int retval
= CALL_COMMAND_HANDLER(parse_load_image_command_CMD_ARGV
,
2506 &image
, &min_address
, &max_address
);
2507 if (ERROR_OK
!= retval
)
2510 struct target
*target
= get_current_target(CMD_CTX
);
2512 struct duration bench
;
2513 duration_start(&bench
);
2515 if (image_open(&image
, CMD_ARGV
[0], (CMD_ARGC
>= 3) ? CMD_ARGV
[2] : NULL
) != ERROR_OK
)
2522 for (i
= 0; i
< image
.num_sections
; i
++)
2524 buffer
= malloc(image
.sections
[i
].size
);
2527 command_print(CMD_CTX
,
2528 "error allocating buffer for section (%d bytes)",
2529 (int)(image
.sections
[i
].size
));
2533 if ((retval
= image_read_section(&image
, i
, 0x0, image
.sections
[i
].size
, buffer
, &buf_cnt
)) != ERROR_OK
)
2539 uint32_t offset
= 0;
2540 uint32_t length
= buf_cnt
;
2542 /* DANGER!!! beware of unsigned comparision here!!! */
2544 if ((image
.sections
[i
].base_address
+ buf_cnt
>= min_address
)&&
2545 (image
.sections
[i
].base_address
< max_address
))
2547 if (image
.sections
[i
].base_address
< min_address
)
2549 /* clip addresses below */
2550 offset
+= min_address
-image
.sections
[i
].base_address
;
2554 if (image
.sections
[i
].base_address
+ buf_cnt
> max_address
)
2556 length
-= (image
.sections
[i
].base_address
+ buf_cnt
)-max_address
;
2559 if ((retval
= target_write_buffer(target
, image
.sections
[i
].base_address
+ offset
, length
, buffer
+ offset
)) != ERROR_OK
)
2564 image_size
+= length
;
2565 command_print(CMD_CTX
, "%u bytes written at address 0x%8.8" PRIx32
"",
2566 (unsigned int)length
,
2567 image
.sections
[i
].base_address
+ offset
);
2573 if ((ERROR_OK
== retval
) && (duration_measure(&bench
) == ERROR_OK
))
2575 command_print(CMD_CTX
, "downloaded %" PRIu32
" bytes "
2576 "in %fs (%0.3f kb/s)", image_size
,
2577 duration_elapsed(&bench
), duration_kbps(&bench
, image_size
));
2580 image_close(&image
);
2586 COMMAND_HANDLER(handle_dump_image_command
)
2588 struct fileio fileio
;
2590 uint8_t buffer
[560];
2594 struct target
*target
= get_current_target(CMD_CTX
);
2598 command_print(CMD_CTX
, "usage: dump_image <filename> <address> <size>");
2603 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], address
);
2605 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[2], size
);
2607 if (fileio_open(&fileio
, CMD_ARGV
[0], FILEIO_WRITE
, FILEIO_BINARY
) != ERROR_OK
)
2612 struct duration bench
;
2613 duration_start(&bench
);
2615 int retval
= ERROR_OK
;
2618 size_t size_written
;
2619 uint32_t this_run_size
= (size
> 560) ? 560 : size
;
2620 retval
= target_read_buffer(target
, address
, this_run_size
, buffer
);
2621 if (retval
!= ERROR_OK
)
2626 retval
= fileio_write(&fileio
, this_run_size
, buffer
, &size_written
);
2627 if (retval
!= ERROR_OK
)
2632 size
-= this_run_size
;
2633 address
+= this_run_size
;
2636 if ((retvaltemp
= fileio_close(&fileio
)) != ERROR_OK
)
2639 if ((ERROR_OK
== retval
) && (duration_measure(&bench
) == ERROR_OK
))
2641 command_print(CMD_CTX
,
2642 "dumped %ld bytes in %fs (%0.3f kb/s)", (long)fileio
.size
,
2643 duration_elapsed(&bench
), duration_kbps(&bench
, fileio
.size
));
2649 static COMMAND_HELPER(handle_verify_image_command_internal
, int verify
)
2653 uint32_t image_size
;
2656 uint32_t checksum
= 0;
2657 uint32_t mem_checksum
= 0;
2661 struct target
*target
= get_current_target(CMD_CTX
);
2665 return ERROR_COMMAND_SYNTAX_ERROR
;
2670 LOG_ERROR("no target selected");
2674 struct duration bench
;
2675 duration_start(&bench
);
2680 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], addr
);
2681 image
.base_address
= addr
;
2682 image
.base_address_set
= 1;
2686 image
.base_address_set
= 0;
2687 image
.base_address
= 0x0;
2690 image
.start_address_set
= 0;
2692 if ((retval
= image_open(&image
, CMD_ARGV
[0], (CMD_ARGC
== 3) ? CMD_ARGV
[2] : NULL
)) != ERROR_OK
)
2699 for (i
= 0; i
< image
.num_sections
; i
++)
2701 buffer
= malloc(image
.sections
[i
].size
);
2704 command_print(CMD_CTX
,
2705 "error allocating buffer for section (%d bytes)",
2706 (int)(image
.sections
[i
].size
));
2709 if ((retval
= image_read_section(&image
, i
, 0x0, image
.sections
[i
].size
, buffer
, &buf_cnt
)) != ERROR_OK
)
2717 /* calculate checksum of image */
2718 image_calculate_checksum(buffer
, buf_cnt
, &checksum
);
2720 retval
= target_checksum_memory(target
, image
.sections
[i
].base_address
, buf_cnt
, &mem_checksum
);
2721 if (retval
!= ERROR_OK
)
2727 if (checksum
!= mem_checksum
)
2729 /* failed crc checksum, fall back to a binary compare */
2732 command_print(CMD_CTX
, "checksum mismatch - attempting binary compare");
2734 data
= (uint8_t*)malloc(buf_cnt
);
2736 /* Can we use 32bit word accesses? */
2738 int count
= buf_cnt
;
2739 if ((count
% 4) == 0)
2744 retval
= target_read_memory(target
, image
.sections
[i
].base_address
, size
, count
, data
);
2745 if (retval
== ERROR_OK
)
2748 for (t
= 0; t
< buf_cnt
; t
++)
2750 if (data
[t
] != buffer
[t
])
2752 command_print(CMD_CTX
,
2753 "Verify operation failed address 0x%08x. Was 0x%02x instead of 0x%02x\n",
2754 (unsigned)(t
+ image
.sections
[i
].base_address
),
2759 retval
= ERROR_FAIL
;
2773 command_print(CMD_CTX
, "address 0x%08" PRIx32
" length 0x%08zx",
2774 image
.sections
[i
].base_address
,
2779 image_size
+= buf_cnt
;
2782 if ((ERROR_OK
== retval
) && (duration_measure(&bench
) == ERROR_OK
))
2784 command_print(CMD_CTX
, "verified %" PRIu32
" bytes "
2785 "in %fs (%0.3f kb/s)", image_size
,
2786 duration_elapsed(&bench
), duration_kbps(&bench
, image_size
));
2789 image_close(&image
);
2794 COMMAND_HANDLER(handle_verify_image_command
)
2796 return CALL_COMMAND_HANDLER(handle_verify_image_command_internal
, 1);
2799 COMMAND_HANDLER(handle_test_image_command
)
2801 return CALL_COMMAND_HANDLER(handle_verify_image_command_internal
, 0);
2804 static int handle_bp_command_list(struct command_context
*cmd_ctx
)
2806 struct target
*target
= get_current_target(cmd_ctx
);
2807 struct breakpoint
*breakpoint
= target
->breakpoints
;
2810 if (breakpoint
->type
== BKPT_SOFT
)
2812 char* buf
= buf_to_str(breakpoint
->orig_instr
,
2813 breakpoint
->length
, 16);
2814 command_print(cmd_ctx
, "0x%8.8" PRIx32
", 0x%x, %i, 0x%s",
2815 breakpoint
->address
,
2817 breakpoint
->set
, buf
);
2822 command_print(cmd_ctx
, "0x%8.8" PRIx32
", 0x%x, %i",
2823 breakpoint
->address
,
2824 breakpoint
->length
, breakpoint
->set
);
2827 breakpoint
= breakpoint
->next
;
2832 static int handle_bp_command_set(struct command_context
*cmd_ctx
,
2833 uint32_t addr
, uint32_t length
, int hw
)
2835 struct target
*target
= get_current_target(cmd_ctx
);
2836 int retval
= breakpoint_add(target
, addr
, length
, hw
);
2837 if (ERROR_OK
== retval
)
2838 command_print(cmd_ctx
, "breakpoint set at 0x%8.8" PRIx32
"", addr
);
2840 LOG_ERROR("Failure setting breakpoint");
2844 COMMAND_HANDLER(handle_bp_command
)
2847 return handle_bp_command_list(CMD_CTX
);
2849 if (CMD_ARGC
< 2 || CMD_ARGC
> 3)
2851 command_print(CMD_CTX
, "usage: bp <address> <length> ['hw']");
2852 return ERROR_COMMAND_SYNTAX_ERROR
;
2856 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], addr
);
2858 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], length
);
2863 if (strcmp(CMD_ARGV
[2], "hw") == 0)
2866 return ERROR_COMMAND_SYNTAX_ERROR
;
2869 return handle_bp_command_set(CMD_CTX
, addr
, length
, hw
);
2872 COMMAND_HANDLER(handle_rbp_command
)
2875 return ERROR_COMMAND_SYNTAX_ERROR
;
2878 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], addr
);
2880 struct target
*target
= get_current_target(CMD_CTX
);
2881 breakpoint_remove(target
, addr
);
2886 COMMAND_HANDLER(handle_wp_command
)
2888 struct target
*target
= get_current_target(CMD_CTX
);
2892 struct watchpoint
*watchpoint
= target
->watchpoints
;
2896 command_print(CMD_CTX
, "address: 0x%8.8" PRIx32
2897 ", len: 0x%8.8" PRIx32
2898 ", r/w/a: %i, value: 0x%8.8" PRIx32
2899 ", mask: 0x%8.8" PRIx32
,
2900 watchpoint
->address
,
2902 (int)watchpoint
->rw
,
2905 watchpoint
= watchpoint
->next
;
2910 enum watchpoint_rw type
= WPT_ACCESS
;
2912 uint32_t length
= 0;
2913 uint32_t data_value
= 0x0;
2914 uint32_t data_mask
= 0xffffffff;
2919 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[4], data_mask
);
2922 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[3], data_value
);
2925 switch (CMD_ARGV
[2][0])
2937 LOG_ERROR("invalid watchpoint mode ('%c')", CMD_ARGV
[2][0]);
2938 return ERROR_COMMAND_SYNTAX_ERROR
;
2942 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], length
);
2943 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], addr
);
2947 command_print(CMD_CTX
, "usage: wp [address length "
2948 "[(r|w|a) [value [mask]]]]");
2949 return ERROR_COMMAND_SYNTAX_ERROR
;
2952 int retval
= watchpoint_add(target
, addr
, length
, type
,
2953 data_value
, data_mask
);
2954 if (ERROR_OK
!= retval
)
2955 LOG_ERROR("Failure setting watchpoints");
2960 COMMAND_HANDLER(handle_rwp_command
)
2963 return ERROR_COMMAND_SYNTAX_ERROR
;
2966 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], addr
);
2968 struct target
*target
= get_current_target(CMD_CTX
);
2969 watchpoint_remove(target
, addr
);
2976 * Translate a virtual address to a physical address.
2978 * The low-level target implementation must have logged a detailed error
2979 * which is forwarded to telnet/GDB session.
2981 COMMAND_HANDLER(handle_virt2phys_command
)
2984 return ERROR_COMMAND_SYNTAX_ERROR
;
2987 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], va
);
2990 struct target
*target
= get_current_target(CMD_CTX
);
2991 int retval
= target
->type
->virt2phys(target
, va
, &pa
);
2992 if (retval
== ERROR_OK
)
2993 command_print(CMD_CTX
, "Physical address 0x%08" PRIx32
"", pa
);
2998 static void writeData(FILE *f
, const void *data
, size_t len
)
3000 size_t written
= fwrite(data
, 1, len
, f
);
3002 LOG_ERROR("failed to write %zu bytes: %s", len
, strerror(errno
));
3005 static void writeLong(FILE *f
, int l
)
3008 for (i
= 0; i
< 4; i
++)
3010 char c
= (l
>> (i
*8))&0xff;
3011 writeData(f
, &c
, 1);
3016 static void writeString(FILE *f
, char *s
)
3018 writeData(f
, s
, strlen(s
));
3021 /* Dump a gmon.out histogram file. */
3022 static void writeGmon(uint32_t *samples
, uint32_t sampleNum
, const char *filename
)
3025 FILE *f
= fopen(filename
, "w");
3028 writeString(f
, "gmon");
3029 writeLong(f
, 0x00000001); /* Version */
3030 writeLong(f
, 0); /* padding */
3031 writeLong(f
, 0); /* padding */
3032 writeLong(f
, 0); /* padding */
3034 uint8_t zero
= 0; /* GMON_TAG_TIME_HIST */
3035 writeData(f
, &zero
, 1);
3037 /* figure out bucket size */
3038 uint32_t min
= samples
[0];
3039 uint32_t max
= samples
[0];
3040 for (i
= 0; i
< sampleNum
; i
++)
3042 if (min
> samples
[i
])
3046 if (max
< samples
[i
])
3052 int addressSpace
= (max
-min
+ 1);
3054 static const uint32_t maxBuckets
= 256 * 1024; /* maximum buckets. */
3055 uint32_t length
= addressSpace
;
3056 if (length
> maxBuckets
)
3058 length
= maxBuckets
;
3060 int *buckets
= malloc(sizeof(int)*length
);
3061 if (buckets
== NULL
)
3066 memset(buckets
, 0, sizeof(int)*length
);
3067 for (i
= 0; i
< sampleNum
;i
++)
3069 uint32_t address
= samples
[i
];
3070 long long a
= address
-min
;
3071 long long b
= length
-1;
3072 long long c
= addressSpace
-1;
3073 int index
= (a
*b
)/c
; /* danger!!!! int32 overflows */
3077 /* append binary memory gmon.out &profile_hist_hdr ((char*)&profile_hist_hdr + sizeof(struct gmon_hist_hdr)) */
3078 writeLong(f
, min
); /* low_pc */
3079 writeLong(f
, max
); /* high_pc */
3080 writeLong(f
, length
); /* # of samples */
3081 writeLong(f
, 64000000); /* 64MHz */
3082 writeString(f
, "seconds");
3083 for (i
= 0; i
< (15-strlen("seconds")); i
++)
3084 writeData(f
, &zero
, 1);
3085 writeString(f
, "s");
3087 /*append binary memory gmon.out profile_hist_data (profile_hist_data + profile_hist_hdr.hist_size) */
3089 char *data
= malloc(2*length
);
3092 for (i
= 0; i
< length
;i
++)
3101 data
[i
*2 + 1]=(val
>> 8)&0xff;
3104 writeData(f
, data
, length
* 2);
3114 /* profiling samples the CPU PC as quickly as OpenOCD is able,
3115 * which will be used as a random sampling of PC */
3116 COMMAND_HANDLER(handle_profile_command
)
3118 struct target
*target
= get_current_target(CMD_CTX
);
3119 struct timeval timeout
, now
;
3121 gettimeofday(&timeout
, NULL
);
3124 return ERROR_COMMAND_SYNTAX_ERROR
;
3127 COMMAND_PARSE_NUMBER(uint
, CMD_ARGV
[0], offset
);
3129 timeval_add_time(&timeout
, offset
, 0);
3132 * @todo: Some cores let us sample the PC without the
3133 * annoying halt/resume step; for example, ARMv7 PCSR.
3134 * Provide a way to use that more efficient mechanism.
3137 command_print(CMD_CTX
, "Starting profiling. Halting and resuming the target as often as we can...");
3139 static const int maxSample
= 10000;
3140 uint32_t *samples
= malloc(sizeof(uint32_t)*maxSample
);
3141 if (samples
== NULL
)
3145 /* hopefully it is safe to cache! We want to stop/restart as quickly as possible. */
3146 struct reg
*reg
= register_get_by_name(target
->reg_cache
, "pc", 1);
3151 target_poll(target
);
3152 if (target
->state
== TARGET_HALTED
)
3154 uint32_t t
=*((uint32_t *)reg
->value
);
3155 samples
[numSamples
++]=t
;
3156 retval
= target_resume(target
, 1, 0, 0, 0); /* current pc, addr = 0, do not handle breakpoints, not debugging */
3157 target_poll(target
);
3158 alive_sleep(10); /* sleep 10ms, i.e. <100 samples/second. */
3159 } else if (target
->state
== TARGET_RUNNING
)
3161 /* We want to quickly sample the PC. */
3162 if ((retval
= target_halt(target
)) != ERROR_OK
)
3169 command_print(CMD_CTX
, "Target not halted or running");
3173 if (retval
!= ERROR_OK
)
3178 gettimeofday(&now
, NULL
);
3179 if ((numSamples
>= maxSample
) || ((now
.tv_sec
>= timeout
.tv_sec
) && (now
.tv_usec
>= timeout
.tv_usec
)))
3181 command_print(CMD_CTX
, "Profiling completed. %d samples.", numSamples
);
3182 if ((retval
= target_poll(target
)) != ERROR_OK
)
3187 if (target
->state
== TARGET_HALTED
)
3189 target_resume(target
, 1, 0, 0, 0); /* current pc, addr = 0, do not handle breakpoints, not debugging */
3191 if ((retval
= target_poll(target
)) != ERROR_OK
)
3196 writeGmon(samples
, numSamples
, CMD_ARGV
[1]);
3197 command_print(CMD_CTX
, "Wrote %s", CMD_ARGV
[1]);
3206 static int new_int_array_element(Jim_Interp
* interp
, const char *varname
, int idx
, uint32_t val
)
3209 Jim_Obj
*nameObjPtr
, *valObjPtr
;
3212 namebuf
= alloc_printf("%s(%d)", varname
, idx
);
3216 nameObjPtr
= Jim_NewStringObj(interp
, namebuf
, -1);
3217 valObjPtr
= Jim_NewIntObj(interp
, val
);
3218 if (!nameObjPtr
|| !valObjPtr
)
3224 Jim_IncrRefCount(nameObjPtr
);
3225 Jim_IncrRefCount(valObjPtr
);
3226 result
= Jim_SetVariable(interp
, nameObjPtr
, valObjPtr
);
3227 Jim_DecrRefCount(interp
, nameObjPtr
);
3228 Jim_DecrRefCount(interp
, valObjPtr
);
3230 /* printf("%s(%d) <= 0%08x\n", varname, idx, val); */
3234 static int jim_mem2array(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
3236 struct command_context
*context
;
3237 struct target
*target
;
3239 context
= Jim_GetAssocData(interp
, "context");
3240 if (context
== NULL
)
3242 LOG_ERROR("mem2array: no command context");
3245 target
= get_current_target(context
);
3248 LOG_ERROR("mem2array: no current target");
3252 return target_mem2array(interp
, target
, argc
-1, argv
+ 1);
3255 static int target_mem2array(Jim_Interp
*interp
, struct target
*target
, int argc
, Jim_Obj
*const *argv
)
3263 const char *varname
;
3267 /* argv[1] = name of array to receive the data
3268 * argv[2] = desired width
3269 * argv[3] = memory address
3270 * argv[4] = count of times to read
3273 Jim_WrongNumArgs(interp
, 1, argv
, "varname width addr nelems");
3276 varname
= Jim_GetString(argv
[0], &len
);
3277 /* given "foo" get space for worse case "foo(%d)" .. add 20 */
3279 e
= Jim_GetLong(interp
, argv
[1], &l
);
3285 e
= Jim_GetLong(interp
, argv
[2], &l
);
3290 e
= Jim_GetLong(interp
, argv
[3], &l
);
3306 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3307 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "Invalid width param, must be 8/16/32", NULL
);
3311 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3312 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "mem2array: zero width read?", NULL
);
3315 if ((addr
+ (len
* width
)) < addr
) {
3316 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3317 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "mem2array: addr + len - wraps to zero?", NULL
);
3320 /* absurd transfer size? */
3322 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3323 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "mem2array: absurd > 64K item request", NULL
);
3328 ((width
== 2) && ((addr
& 1) == 0)) ||
3329 ((width
== 4) && ((addr
& 3) == 0))) {
3333 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3334 sprintf(buf
, "mem2array address: 0x%08" PRIx32
" is not aligned for %" PRId32
" byte reads",
3337 Jim_AppendStrings(interp
, Jim_GetResult(interp
), buf
, NULL
);
3346 size_t buffersize
= 4096;
3347 uint8_t *buffer
= malloc(buffersize
);
3354 /* Slurp... in buffer size chunks */
3356 count
= len
; /* in objects.. */
3357 if (count
> (buffersize
/width
)) {
3358 count
= (buffersize
/width
);
3361 retval
= target_read_memory(target
, addr
, width
, count
, buffer
);
3362 if (retval
!= ERROR_OK
) {
3364 LOG_ERROR("mem2array: Read @ 0x%08x, w=%d, cnt=%d, failed",
3368 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3369 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "mem2array: cannot read memory", NULL
);
3373 v
= 0; /* shut up gcc */
3374 for (i
= 0 ;i
< count
;i
++, n
++) {
3377 v
= target_buffer_get_u32(target
, &buffer
[i
*width
]);
3380 v
= target_buffer_get_u16(target
, &buffer
[i
*width
]);
3383 v
= buffer
[i
] & 0x0ff;
3386 new_int_array_element(interp
, varname
, n
, v
);
3394 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3399 static int get_int_array_element(Jim_Interp
* interp
, const char *varname
, int idx
, uint32_t *val
)
3402 Jim_Obj
*nameObjPtr
, *valObjPtr
;
3406 namebuf
= alloc_printf("%s(%d)", varname
, idx
);
3410 nameObjPtr
= Jim_NewStringObj(interp
, namebuf
, -1);
3417 Jim_IncrRefCount(nameObjPtr
);
3418 valObjPtr
= Jim_GetVariable(interp
, nameObjPtr
, JIM_ERRMSG
);
3419 Jim_DecrRefCount(interp
, nameObjPtr
);
3421 if (valObjPtr
== NULL
)
3424 result
= Jim_GetLong(interp
, valObjPtr
, &l
);
3425 /* printf("%s(%d) => 0%08x\n", varname, idx, val); */
3430 static int jim_array2mem(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
3432 struct command_context
*context
;
3433 struct target
*target
;
3435 context
= Jim_GetAssocData(interp
, "context");
3436 if (context
== NULL
) {
3437 LOG_ERROR("array2mem: no command context");
3440 target
= get_current_target(context
);
3441 if (target
== NULL
) {
3442 LOG_ERROR("array2mem: no current target");
3446 return target_array2mem(interp
,target
, argc
-1, argv
+ 1);
3449 static int target_array2mem(Jim_Interp
*interp
, struct target
*target
,
3450 int argc
, Jim_Obj
*const *argv
)
3458 const char *varname
;
3462 /* argv[1] = name of array to get the data
3463 * argv[2] = desired width
3464 * argv[3] = memory address
3465 * argv[4] = count to write
3468 Jim_WrongNumArgs(interp
, 0, argv
, "varname width addr nelems");
3471 varname
= Jim_GetString(argv
[0], &len
);
3472 /* given "foo" get space for worse case "foo(%d)" .. add 20 */
3474 e
= Jim_GetLong(interp
, argv
[1], &l
);
3480 e
= Jim_GetLong(interp
, argv
[2], &l
);
3485 e
= Jim_GetLong(interp
, argv
[3], &l
);
3501 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3502 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "Invalid width param, must be 8/16/32", NULL
);
3506 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3507 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "array2mem: zero width read?", NULL
);
3510 if ((addr
+ (len
* width
)) < addr
) {
3511 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3512 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "array2mem: addr + len - wraps to zero?", NULL
);
3515 /* absurd transfer size? */
3517 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3518 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "array2mem: absurd > 64K item request", NULL
);
3523 ((width
== 2) && ((addr
& 1) == 0)) ||
3524 ((width
== 4) && ((addr
& 3) == 0))) {
3528 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3529 sprintf(buf
, "array2mem address: 0x%08x is not aligned for %d byte reads",
3532 Jim_AppendStrings(interp
, Jim_GetResult(interp
), buf
, NULL
);
3543 size_t buffersize
= 4096;
3544 uint8_t *buffer
= malloc(buffersize
);
3549 /* Slurp... in buffer size chunks */
3551 count
= len
; /* in objects.. */
3552 if (count
> (buffersize
/width
)) {
3553 count
= (buffersize
/width
);
3556 v
= 0; /* shut up gcc */
3557 for (i
= 0 ;i
< count
;i
++, n
++) {
3558 get_int_array_element(interp
, varname
, n
, &v
);
3561 target_buffer_set_u32(target
, &buffer
[i
*width
], v
);
3564 target_buffer_set_u16(target
, &buffer
[i
*width
], v
);
3567 buffer
[i
] = v
& 0x0ff;
3573 retval
= target_write_memory(target
, addr
, width
, count
, buffer
);
3574 if (retval
!= ERROR_OK
) {
3576 LOG_ERROR("array2mem: Write @ 0x%08x, w=%d, cnt=%d, failed",
3580 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3581 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "array2mem: cannot read memory", NULL
);
3589 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3594 /* FIX? should we propagate errors here rather than printing them
3597 void target_handle_event(struct target
*target
, enum target_event e
)
3599 struct target_event_action
*teap
;
3601 for (teap
= target
->event_action
; teap
!= NULL
; teap
= teap
->next
) {
3602 if (teap
->event
== e
) {
3603 LOG_DEBUG("target: (%d) %s (%s) event: %d (%s) action: %s",
3604 target
->target_number
,
3605 target_name(target
),
3606 target_type_name(target
),
3608 Jim_Nvp_value2name_simple(nvp_target_event
, e
)->name
,
3609 Jim_GetString(teap
->body
, NULL
));
3610 if (Jim_EvalObj(teap
->interp
, teap
->body
) != JIM_OK
)
3612 Jim_PrintErrorMessage(teap
->interp
);
3619 * Returns true only if the target has a handler for the specified event.
3621 bool target_has_event_action(struct target
*target
, enum target_event event
)
3623 struct target_event_action
*teap
;
3625 for (teap
= target
->event_action
; teap
!= NULL
; teap
= teap
->next
) {
3626 if (teap
->event
== event
)
3632 enum target_cfg_param
{
3635 TCFG_WORK_AREA_VIRT
,
3636 TCFG_WORK_AREA_PHYS
,
3637 TCFG_WORK_AREA_SIZE
,
3638 TCFG_WORK_AREA_BACKUP
,
3641 TCFG_CHAIN_POSITION
,
3644 static Jim_Nvp nvp_config_opts
[] = {
3645 { .name
= "-type", .value
= TCFG_TYPE
},
3646 { .name
= "-event", .value
= TCFG_EVENT
},
3647 { .name
= "-work-area-virt", .value
= TCFG_WORK_AREA_VIRT
},
3648 { .name
= "-work-area-phys", .value
= TCFG_WORK_AREA_PHYS
},
3649 { .name
= "-work-area-size", .value
= TCFG_WORK_AREA_SIZE
},
3650 { .name
= "-work-area-backup", .value
= TCFG_WORK_AREA_BACKUP
},
3651 { .name
= "-endian" , .value
= TCFG_ENDIAN
},
3652 { .name
= "-variant", .value
= TCFG_VARIANT
},
3653 { .name
= "-chain-position", .value
= TCFG_CHAIN_POSITION
},
3655 { .name
= NULL
, .value
= -1 }
3658 static int target_configure(Jim_GetOptInfo
*goi
, struct target
*target
)
3666 /* parse config or cget options ... */
3667 while (goi
->argc
> 0) {
3668 Jim_SetEmptyResult(goi
->interp
);
3669 /* Jim_GetOpt_Debug(goi); */
3671 if (target
->type
->target_jim_configure
) {
3672 /* target defines a configure function */
3673 /* target gets first dibs on parameters */
3674 e
= (*(target
->type
->target_jim_configure
))(target
, goi
);
3683 /* otherwise we 'continue' below */
3685 e
= Jim_GetOpt_Nvp(goi
, nvp_config_opts
, &n
);
3687 Jim_GetOpt_NvpUnknown(goi
, nvp_config_opts
, 0);
3693 if (goi
->isconfigure
) {
3694 Jim_SetResult_sprintf(goi
->interp
,
3695 "not settable: %s", n
->name
);
3699 if (goi
->argc
!= 0) {
3700 Jim_WrongNumArgs(goi
->interp
,
3701 goi
->argc
, goi
->argv
,
3706 Jim_SetResultString(goi
->interp
,
3707 target_type_name(target
), -1);
3711 if (goi
->argc
== 0) {
3712 Jim_WrongNumArgs(goi
->interp
, goi
->argc
, goi
->argv
, "-event ?event-name? ...");
3716 e
= Jim_GetOpt_Nvp(goi
, nvp_target_event
, &n
);
3718 Jim_GetOpt_NvpUnknown(goi
, nvp_target_event
, 1);
3722 if (goi
->isconfigure
) {
3723 if (goi
->argc
!= 1) {
3724 Jim_WrongNumArgs(goi
->interp
, goi
->argc
, goi
->argv
, "-event ?event-name? ?EVENT-BODY?");
3728 if (goi
->argc
!= 0) {
3729 Jim_WrongNumArgs(goi
->interp
, goi
->argc
, goi
->argv
, "-event ?event-name?");
3735 struct target_event_action
*teap
;
3737 teap
= target
->event_action
;
3738 /* replace existing? */
3740 if (teap
->event
== (enum target_event
)n
->value
) {
3746 if (goi
->isconfigure
) {
3747 bool replace
= true;
3750 teap
= calloc(1, sizeof(*teap
));
3753 teap
->event
= n
->value
;
3754 teap
->interp
= goi
->interp
;
3755 Jim_GetOpt_Obj(goi
, &o
);
3757 Jim_DecrRefCount(teap
->interp
, teap
->body
);
3759 teap
->body
= Jim_DuplicateObj(goi
->interp
, o
);
3762 * Tcl/TK - "tk events" have a nice feature.
3763 * See the "BIND" command.
3764 * We should support that here.
3765 * You can specify %X and %Y in the event code.
3766 * The idea is: %T - target name.
3767 * The idea is: %N - target number
3768 * The idea is: %E - event name.
3770 Jim_IncrRefCount(teap
->body
);
3774 /* add to head of event list */
3775 teap
->next
= target
->event_action
;
3776 target
->event_action
= teap
;
3778 Jim_SetEmptyResult(goi
->interp
);
3782 Jim_SetEmptyResult(goi
->interp
);
3784 Jim_SetResult(goi
->interp
, Jim_DuplicateObj(goi
->interp
, teap
->body
));
3791 case TCFG_WORK_AREA_VIRT
:
3792 if (goi
->isconfigure
) {
3793 target_free_all_working_areas(target
);
3794 e
= Jim_GetOpt_Wide(goi
, &w
);
3798 target
->working_area_virt
= w
;
3799 target
->working_area_virt_spec
= true;
3801 if (goi
->argc
!= 0) {
3805 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->working_area_virt
));
3809 case TCFG_WORK_AREA_PHYS
:
3810 if (goi
->isconfigure
) {
3811 target_free_all_working_areas(target
);
3812 e
= Jim_GetOpt_Wide(goi
, &w
);
3816 target
->working_area_phys
= w
;
3817 target
->working_area_phys_spec
= true;
3819 if (goi
->argc
!= 0) {
3823 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->working_area_phys
));
3827 case TCFG_WORK_AREA_SIZE
:
3828 if (goi
->isconfigure
) {
3829 target_free_all_working_areas(target
);
3830 e
= Jim_GetOpt_Wide(goi
, &w
);
3834 target
->working_area_size
= w
;
3836 if (goi
->argc
!= 0) {
3840 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->working_area_size
));
3844 case TCFG_WORK_AREA_BACKUP
:
3845 if (goi
->isconfigure
) {
3846 target_free_all_working_areas(target
);
3847 e
= Jim_GetOpt_Wide(goi
, &w
);
3851 /* make this exactly 1 or 0 */
3852 target
->backup_working_area
= (!!w
);
3854 if (goi
->argc
!= 0) {
3858 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->backup_working_area
));
3859 /* loop for more e*/
3863 if (goi
->isconfigure
) {
3864 e
= Jim_GetOpt_Nvp(goi
, nvp_target_endian
, &n
);
3866 Jim_GetOpt_NvpUnknown(goi
, nvp_target_endian
, 1);
3869 target
->endianness
= n
->value
;
3871 if (goi
->argc
!= 0) {
3875 n
= Jim_Nvp_value2name_simple(nvp_target_endian
, target
->endianness
);
3876 if (n
->name
== NULL
) {
3877 target
->endianness
= TARGET_LITTLE_ENDIAN
;
3878 n
= Jim_Nvp_value2name_simple(nvp_target_endian
, target
->endianness
);
3880 Jim_SetResultString(goi
->interp
, n
->name
, -1);
3885 if (goi
->isconfigure
) {
3886 if (goi
->argc
< 1) {
3887 Jim_SetResult_sprintf(goi
->interp
,
3892 if (target
->variant
) {
3893 free((void *)(target
->variant
));
3895 e
= Jim_GetOpt_String(goi
, &cp
, NULL
);
3896 target
->variant
= strdup(cp
);
3898 if (goi
->argc
!= 0) {
3902 Jim_SetResultString(goi
->interp
, target
->variant
,-1);
3905 case TCFG_CHAIN_POSITION
:
3906 if (goi
->isconfigure
) {
3908 struct jtag_tap
*tap
;
3909 target_free_all_working_areas(target
);
3910 e
= Jim_GetOpt_Obj(goi
, &o
);
3914 tap
= jtag_tap_by_jim_obj(goi
->interp
, o
);
3918 /* make this exactly 1 or 0 */
3921 if (goi
->argc
!= 0) {
3925 Jim_SetResultString(goi
->interp
, target
->tap
->dotted_name
, -1);
3926 /* loop for more e*/
3929 } /* while (goi->argc) */
3932 /* done - we return */
3937 jim_target_configure(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
3941 Jim_GetOpt_Setup(&goi
, interp
, argc
- 1, argv
+ 1);
3942 goi
.isconfigure
= !strcmp(Jim_GetString(argv
[0], NULL
), "configure");
3943 int need_args
= 1 + goi
.isconfigure
;
3944 if (goi
.argc
< need_args
)
3946 Jim_WrongNumArgs(goi
.interp
, goi
.argc
, goi
.argv
,
3948 ? "missing: -option VALUE ..."
3949 : "missing: -option ...");
3952 struct target
*target
= Jim_CmdPrivData(goi
.interp
);
3953 return target_configure(&goi
, target
);
3956 static int jim_target_mw(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
3958 const char *cmd_name
= Jim_GetString(argv
[0], NULL
);
3961 Jim_GetOpt_Setup(&goi
, interp
, argc
- 1, argv
+ 1);
3963 /* danger! goi.argc will be modified below! */
3966 if (argc
!= 2 && argc
!= 3)
3968 Jim_SetResult_sprintf(goi
.interp
,
3969 "usage: %s <address> <data> [<count>]", cmd_name
);
3975 int e
= Jim_GetOpt_Wide(&goi
, &a
);
3980 e
= Jim_GetOpt_Wide(&goi
, &b
);
3987 e
= Jim_GetOpt_Wide(&goi
, &c
);
3992 struct target
*target
= Jim_CmdPrivData(goi
.interp
);
3994 if (strcasecmp(cmd_name
, "mww") == 0) {
3997 else if (strcasecmp(cmd_name
, "mwh") == 0) {
4000 else if (strcasecmp(cmd_name
, "mwb") == 0) {
4003 LOG_ERROR("command '%s' unknown: ", cmd_name
);
4007 return (target_fill_mem(target
, a
, target_write_memory_fast
, data_size
, b
, c
) == ERROR_OK
) ? JIM_OK
: JIM_ERR
;
4010 static int jim_target_md(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4012 const char *cmd_name
= Jim_GetString(argv
[0], NULL
);
4015 Jim_GetOpt_Setup(&goi
, interp
, argc
- 1, argv
+ 1);
4017 /* danger! goi.argc will be modified below! */
4020 if ((argc
!= 1) && (argc
!= 2))
4022 Jim_SetResult_sprintf(goi
.interp
,
4023 "usage: %s <address> [<count>]", cmd_name
);
4028 int e
= Jim_GetOpt_Wide(&goi
, &a
);
4034 e
= Jim_GetOpt_Wide(&goi
, &c
);
4041 jim_wide b
= 1; /* shut up gcc */
4042 if (strcasecmp(cmd_name
, "mdw") == 0)
4044 else if (strcasecmp(cmd_name
, "mdh") == 0)
4046 else if (strcasecmp(cmd_name
, "mdb") == 0)
4049 LOG_ERROR("command '%s' unknown: ", cmd_name
);
4053 /* convert count to "bytes" */
4056 struct target
*target
= Jim_CmdPrivData(goi
.interp
);
4057 uint8_t target_buf
[32];
4064 e
= target_read_memory(target
, a
, b
, y
/ b
, target_buf
);
4065 if (e
!= ERROR_OK
) {
4066 Jim_SetResult_sprintf(interp
, "error reading target @ 0x%08lx", (int)(a
));
4070 Jim_fprintf(interp
, interp
->cookie_stdout
, "0x%08x ", (int)(a
));
4073 for (x
= 0; x
< 16 && x
< y
; x
+= 4)
4075 z
= target_buffer_get_u32(target
, &(target_buf
[ x
]));
4076 Jim_fprintf(interp
, interp
->cookie_stdout
, "%08x ", (int)(z
));
4078 for (; (x
< 16) ; x
+= 4) {
4079 Jim_fprintf(interp
, interp
->cookie_stdout
, " ");
4083 for (x
= 0; x
< 16 && x
< y
; x
+= 2)
4085 z
= target_buffer_get_u16(target
, &(target_buf
[ x
]));
4086 Jim_fprintf(interp
, interp
->cookie_stdout
, "%04x ", (int)(z
));
4088 for (; (x
< 16) ; x
+= 2) {
4089 Jim_fprintf(interp
, interp
->cookie_stdout
, " ");
4094 for (x
= 0 ; (x
< 16) && (x
< y
) ; x
+= 1) {
4095 z
= target_buffer_get_u8(target
, &(target_buf
[ x
]));
4096 Jim_fprintf(interp
, interp
->cookie_stdout
, "%02x ", (int)(z
));
4098 for (; (x
< 16) ; x
+= 1) {
4099 Jim_fprintf(interp
, interp
->cookie_stdout
, " ");
4103 /* ascii-ify the bytes */
4104 for (x
= 0 ; x
< y
; x
++) {
4105 if ((target_buf
[x
] >= 0x20) &&
4106 (target_buf
[x
] <= 0x7e)) {
4110 target_buf
[x
] = '.';
4115 target_buf
[x
] = ' ';
4120 /* print - with a newline */
4121 Jim_fprintf(interp
, interp
->cookie_stdout
, "%s\n", target_buf
);
4129 static int jim_target_mem2array(Jim_Interp
*interp
,
4130 int argc
, Jim_Obj
*const *argv
)
4132 struct target
*target
= Jim_CmdPrivData(interp
);
4133 return target_mem2array(interp
, target
, argc
- 1, argv
+ 1);
4136 static int jim_target_array2mem(Jim_Interp
*interp
,
4137 int argc
, Jim_Obj
*const *argv
)
4139 struct target
*target
= Jim_CmdPrivData(interp
);
4140 return target_array2mem(interp
, target
, argc
- 1, argv
+ 1);
4143 static int jim_target_tap_disabled(Jim_Interp
*interp
)
4145 Jim_SetResult_sprintf(interp
, "[TAP is disabled]");
4149 static int jim_target_examine(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4153 Jim_WrongNumArgs(interp
, 1, argv
, "[no parameters]");
4156 struct target
*target
= Jim_CmdPrivData(interp
);
4157 if (!target
->tap
->enabled
)
4158 return jim_target_tap_disabled(interp
);
4160 int e
= target
->type
->examine(target
);
4163 Jim_SetResult_sprintf(interp
, "examine-fails: %d", e
);
4169 static int jim_target_halt_gdb(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4173 Jim_WrongNumArgs(interp
, 1, argv
, "[no parameters]");
4176 struct target
*target
= Jim_CmdPrivData(interp
);
4178 if (target_call_event_callbacks(target
, TARGET_EVENT_GDB_HALT
) != ERROR_OK
)
4184 static int jim_target_poll(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4188 Jim_WrongNumArgs(interp
, 1, argv
, "[no parameters]");
4191 struct target
*target
= Jim_CmdPrivData(interp
);
4192 if (!target
->tap
->enabled
)
4193 return jim_target_tap_disabled(interp
);
4196 if (!(target_was_examined(target
))) {
4197 e
= ERROR_TARGET_NOT_EXAMINED
;
4199 e
= target
->type
->poll(target
);
4203 Jim_SetResult_sprintf(interp
, "poll-fails: %d", e
);
4209 static int jim_target_reset(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4212 Jim_GetOpt_Setup(&goi
, interp
, argc
- 1, argv
+ 1);
4216 Jim_WrongNumArgs(interp
, 0, argv
,
4217 "([tT]|[fF]|assert|deassert) BOOL");
4222 int e
= Jim_GetOpt_Nvp(&goi
, nvp_assert
, &n
);
4225 Jim_GetOpt_NvpUnknown(&goi
, nvp_assert
, 1);
4228 /* the halt or not param */
4230 e
= Jim_GetOpt_Wide(&goi
, &a
);
4234 struct target
*target
= Jim_CmdPrivData(goi
.interp
);
4235 if (!target
->tap
->enabled
)
4236 return jim_target_tap_disabled(interp
);
4237 if (!(target_was_examined(target
)))
4239 LOG_ERROR("Target not examined yet");
4240 return ERROR_TARGET_NOT_EXAMINED
;
4242 if (!target
->type
->assert_reset
|| !target
->type
->deassert_reset
)
4244 Jim_SetResult_sprintf(interp
,
4245 "No target-specific reset for %s",
4246 target_name(target
));
4249 /* determine if we should halt or not. */
4250 target
->reset_halt
= !!a
;
4251 /* When this happens - all workareas are invalid. */
4252 target_free_all_working_areas_restore(target
, 0);
4255 if (n
->value
== NVP_ASSERT
) {
4256 e
= target
->type
->assert_reset(target
);
4258 e
= target
->type
->deassert_reset(target
);
4260 return (e
== ERROR_OK
) ? JIM_OK
: JIM_ERR
;
4263 static int jim_target_halt(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4266 Jim_WrongNumArgs(interp
, 1, argv
, "[no parameters]");
4269 struct target
*target
= Jim_CmdPrivData(interp
);
4270 if (!target
->tap
->enabled
)
4271 return jim_target_tap_disabled(interp
);
4272 int e
= target
->type
->halt(target
);
4273 return (e
== ERROR_OK
) ? JIM_OK
: JIM_ERR
;
4276 static int jim_target_wait_state(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4279 Jim_GetOpt_Setup(&goi
, interp
, argc
- 1, argv
+ 1);
4281 /* params: <name> statename timeoutmsecs */
4284 const char *cmd_name
= Jim_GetString(argv
[0], NULL
);
4285 Jim_SetResult_sprintf(goi
.interp
,
4286 "%s <state_name> <timeout_in_msec>", cmd_name
);
4291 int e
= Jim_GetOpt_Nvp(&goi
, nvp_target_state
, &n
);
4293 Jim_GetOpt_NvpUnknown(&goi
, nvp_target_state
,1);
4297 e
= Jim_GetOpt_Wide(&goi
, &a
);
4301 struct target
*target
= Jim_CmdPrivData(interp
);
4302 if (!target
->tap
->enabled
)
4303 return jim_target_tap_disabled(interp
);
4305 e
= target_wait_state(target
, n
->value
, a
);
4308 Jim_SetResult_sprintf(goi
.interp
,
4309 "target: %s wait %s fails (%d) %s",
4310 target_name(target
), n
->name
,
4311 e
, target_strerror_safe(e
));
4316 /* List for human, Events defined for this target.
4317 * scripts/programs should use 'name cget -event NAME'
4319 static int jim_target_event_list(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4321 struct command_context
*cmd_ctx
= Jim_GetAssocData(interp
, "context");
4322 struct target
*target
= Jim_CmdPrivData(interp
);
4323 struct target_event_action
*teap
= target
->event_action
;
4324 command_print(cmd_ctx
, "Event actions for target (%d) %s\n",
4325 target
->target_number
,
4326 target_name(target
));
4327 command_print(cmd_ctx
, "%-25s | Body", "Event");
4328 command_print(cmd_ctx
, "------------------------- | "
4329 "----------------------------------------");
4332 Jim_Nvp
*opt
= Jim_Nvp_value2name_simple(nvp_target_event
, teap
->event
);
4333 command_print(cmd_ctx
, "%-25s | %s",
4334 opt
->name
, Jim_GetString(teap
->body
, NULL
));
4337 command_print(cmd_ctx
, "***END***");
4340 static int jim_target_current_state(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4344 Jim_WrongNumArgs(interp
, 1, argv
, "[no parameters]");
4347 struct target
*target
= Jim_CmdPrivData(interp
);
4348 Jim_SetResultString(interp
, target_state_name(target
), -1);
4351 static int jim_target_invoke_event(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4354 Jim_GetOpt_Setup(&goi
, interp
, argc
- 1, argv
+ 1);
4357 const char *cmd_name
= Jim_GetString(argv
[0], NULL
);
4358 Jim_SetResult_sprintf(goi
.interp
, "%s <eventname>", cmd_name
);
4362 int e
= Jim_GetOpt_Nvp(&goi
, nvp_target_event
, &n
);
4365 Jim_GetOpt_NvpUnknown(&goi
, nvp_target_event
, 1);
4368 struct target
*target
= Jim_CmdPrivData(interp
);
4369 target_handle_event(target
, n
->value
);
4373 static const struct command_registration target_instance_command_handlers
[] = {
4375 .name
= "configure",
4376 .mode
= COMMAND_CONFIG
,
4377 .jim_handler
= jim_target_configure
,
4378 .help
= "configure a new target for use",
4379 .usage
= "[target_attribute ...]",
4383 .mode
= COMMAND_ANY
,
4384 .jim_handler
= jim_target_configure
,
4385 .help
= "returns the specified target attribute",
4386 .usage
= "target_attribute",
4390 .mode
= COMMAND_EXEC
,
4391 .jim_handler
= jim_target_mw
,
4392 .help
= "Write 32-bit word(s) to target memory",
4393 .usage
= "address data [count]",
4397 .mode
= COMMAND_EXEC
,
4398 .jim_handler
= jim_target_mw
,
4399 .help
= "Write 16-bit half-word(s) to target memory",
4400 .usage
= "address data [count]",
4404 .mode
= COMMAND_EXEC
,
4405 .jim_handler
= jim_target_mw
,
4406 .help
= "Write byte(s) to target memory",
4407 .usage
= "address data [count]",
4411 .mode
= COMMAND_EXEC
,
4412 .jim_handler
= jim_target_md
,
4413 .help
= "Display target memory as 32-bit words",
4414 .usage
= "address [count]",
4418 .mode
= COMMAND_EXEC
,
4419 .jim_handler
= jim_target_md
,
4420 .help
= "Display target memory as 16-bit half-words",
4421 .usage
= "address [count]",
4425 .mode
= COMMAND_EXEC
,
4426 .jim_handler
= jim_target_md
,
4427 .help
= "Display target memory as 8-bit bytes",
4428 .usage
= "address [count]",
4431 .name
= "array2mem",
4432 .mode
= COMMAND_EXEC
,
4433 .jim_handler
= jim_target_array2mem
,
4434 .help
= "Writes Tcl array of 8/16/32 bit numbers "
4436 .usage
= "arrayname bitwidth address count",
4439 .name
= "mem2array",
4440 .mode
= COMMAND_EXEC
,
4441 .jim_handler
= jim_target_mem2array
,
4442 .help
= "Loads Tcl array of 8/16/32 bit numbers "
4443 "from target memory",
4444 .usage
= "arrayname bitwidth address count",
4447 .name
= "eventlist",
4448 .mode
= COMMAND_EXEC
,
4449 .jim_handler
= jim_target_event_list
,
4450 .help
= "displays a table of events defined for this target",
4454 .mode
= COMMAND_EXEC
,
4455 .jim_handler
= jim_target_current_state
,
4456 .help
= "displays the current state of this target",
4459 .name
= "arp_examine",
4460 .mode
= COMMAND_EXEC
,
4461 .jim_handler
= jim_target_examine
,
4462 .help
= "used internally for reset processing",
4465 .name
= "arp_halt_gdb",
4466 .mode
= COMMAND_EXEC
,
4467 .jim_handler
= jim_target_halt_gdb
,
4468 .help
= "used internally for reset processing to halt GDB",
4472 .mode
= COMMAND_EXEC
,
4473 .jim_handler
= jim_target_poll
,
4474 .help
= "used internally for reset processing",
4477 .name
= "arp_reset",
4478 .mode
= COMMAND_EXEC
,
4479 .jim_handler
= jim_target_reset
,
4480 .help
= "used internally for reset processing",
4484 .mode
= COMMAND_EXEC
,
4485 .jim_handler
= jim_target_halt
,
4486 .help
= "used internally for reset processing",
4489 .name
= "arp_waitstate",
4490 .mode
= COMMAND_EXEC
,
4491 .jim_handler
= jim_target_wait_state
,
4492 .help
= "used internally for reset processing",
4495 .name
= "invoke-event",
4496 .mode
= COMMAND_EXEC
,
4497 .jim_handler
= jim_target_invoke_event
,
4498 .help
= "invoke handler for specified event",
4499 .usage
= "event_name",
4501 COMMAND_REGISTRATION_DONE
4504 static int target_create(Jim_GetOptInfo
*goi
)
4512 struct target
*target
;
4513 struct command_context
*cmd_ctx
;
4515 cmd_ctx
= Jim_GetAssocData(goi
->interp
, "context");
4516 if (goi
->argc
< 3) {
4517 Jim_WrongNumArgs(goi
->interp
, 1, goi
->argv
, "?name? ?type? ..options...");
4522 Jim_GetOpt_Obj(goi
, &new_cmd
);
4523 /* does this command exist? */
4524 cmd
= Jim_GetCommand(goi
->interp
, new_cmd
, JIM_ERRMSG
);
4526 cp
= Jim_GetString(new_cmd
, NULL
);
4527 Jim_SetResult_sprintf(goi
->interp
, "Command/target: %s Exists", cp
);
4532 e
= Jim_GetOpt_String(goi
, &cp2
, NULL
);
4534 /* now does target type exist */
4535 for (x
= 0 ; target_types
[x
] ; x
++) {
4536 if (0 == strcmp(cp
, target_types
[x
]->name
)) {
4541 if (target_types
[x
] == NULL
) {
4542 Jim_SetResult_sprintf(goi
->interp
, "Unknown target type %s, try one of ", cp
);
4543 for (x
= 0 ; target_types
[x
] ; x
++) {
4544 if (target_types
[x
+ 1]) {
4545 Jim_AppendStrings(goi
->interp
,
4546 Jim_GetResult(goi
->interp
),
4547 target_types
[x
]->name
,
4550 Jim_AppendStrings(goi
->interp
,
4551 Jim_GetResult(goi
->interp
),
4553 target_types
[x
]->name
,NULL
);
4560 target
= calloc(1,sizeof(struct target
));
4561 /* set target number */
4562 target
->target_number
= new_target_number();
4564 /* allocate memory for each unique target type */
4565 target
->type
= (struct target_type
*)calloc(1,sizeof(struct target_type
));
4567 memcpy(target
->type
, target_types
[x
], sizeof(struct target_type
));
4569 /* will be set by "-endian" */
4570 target
->endianness
= TARGET_ENDIAN_UNKNOWN
;
4572 target
->working_area
= 0x0;
4573 target
->working_area_size
= 0x0;
4574 target
->working_areas
= NULL
;
4575 target
->backup_working_area
= 0;
4577 target
->state
= TARGET_UNKNOWN
;
4578 target
->debug_reason
= DBG_REASON_UNDEFINED
;
4579 target
->reg_cache
= NULL
;
4580 target
->breakpoints
= NULL
;
4581 target
->watchpoints
= NULL
;
4582 target
->next
= NULL
;
4583 target
->arch_info
= NULL
;
4585 target
->display
= 1;
4587 target
->halt_issued
= false;
4589 /* initialize trace information */
4590 target
->trace_info
= malloc(sizeof(struct trace
));
4591 target
->trace_info
->num_trace_points
= 0;
4592 target
->trace_info
->trace_points_size
= 0;
4593 target
->trace_info
->trace_points
= NULL
;
4594 target
->trace_info
->trace_history_size
= 0;
4595 target
->trace_info
->trace_history
= NULL
;
4596 target
->trace_info
->trace_history_pos
= 0;
4597 target
->trace_info
->trace_history_overflowed
= 0;
4599 target
->dbgmsg
= NULL
;
4600 target
->dbg_msg_enabled
= 0;
4602 target
->endianness
= TARGET_ENDIAN_UNKNOWN
;
4604 /* Do the rest as "configure" options */
4605 goi
->isconfigure
= 1;
4606 e
= target_configure(goi
, target
);
4608 if (target
->tap
== NULL
)
4610 Jim_SetResultString(goi
->interp
, "-chain-position required when creating target", -1);
4620 if (target
->endianness
== TARGET_ENDIAN_UNKNOWN
) {
4621 /* default endian to little if not specified */
4622 target
->endianness
= TARGET_LITTLE_ENDIAN
;
4625 /* incase variant is not set */
4626 if (!target
->variant
)
4627 target
->variant
= strdup("");
4629 cp
= Jim_GetString(new_cmd
, NULL
);
4630 target
->cmd_name
= strdup(cp
);
4632 /* create the target specific commands */
4633 if (target
->type
->commands
) {
4634 e
= register_commands(cmd_ctx
, NULL
, target
->type
->commands
);
4636 LOG_ERROR("unable to register '%s' commands", cp
);
4638 if (target
->type
->target_create
) {
4639 (*(target
->type
->target_create
))(target
, goi
->interp
);
4642 /* append to end of list */
4644 struct target
**tpp
;
4645 tpp
= &(all_targets
);
4647 tpp
= &((*tpp
)->next
);
4652 /* now - create the new target name command */
4653 const const struct command_registration target_subcommands
[] = {
4655 .chain
= target_instance_command_handlers
,
4658 .chain
= target
->type
->commands
,
4660 COMMAND_REGISTRATION_DONE
4662 const const struct command_registration target_commands
[] = {
4665 .mode
= COMMAND_ANY
,
4666 .help
= "target command group",
4667 .chain
= target_subcommands
,
4669 COMMAND_REGISTRATION_DONE
4671 e
= register_commands(cmd_ctx
, NULL
, target_commands
);
4675 struct command
*c
= command_find_in_context(cmd_ctx
, cp
);
4677 command_set_handler_data(c
, target
);
4679 return (ERROR_OK
== e
) ? JIM_OK
: JIM_ERR
;
4682 static int jim_target_current(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4686 Jim_WrongNumArgs(interp
, 1, argv
, "Too many parameters");
4689 struct command_context
*cmd_ctx
= Jim_GetAssocData(interp
, "context");
4690 Jim_SetResultString(interp
, get_current_target(cmd_ctx
)->cmd_name
, -1);
4694 static int jim_target_types(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4698 Jim_WrongNumArgs(interp
, 1, argv
, "Too many parameters");
4701 Jim_SetResult(interp
, Jim_NewListObj(interp
, NULL
, 0));
4702 for (unsigned x
= 0; NULL
!= target_types
[x
]; x
++)
4704 Jim_ListAppendElement(interp
, Jim_GetResult(interp
),
4705 Jim_NewStringObj(interp
, target_types
[x
]->name
, -1));
4710 static int jim_target_names(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4714 Jim_WrongNumArgs(interp
, 1, argv
, "Too many parameters");
4717 Jim_SetResult(interp
, Jim_NewListObj(interp
, NULL
, 0));
4718 struct target
*target
= all_targets
;
4721 Jim_ListAppendElement(interp
, Jim_GetResult(interp
),
4722 Jim_NewStringObj(interp
, target_name(target
), -1));
4723 target
= target
->next
;
4728 static int jim_target_create(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4731 Jim_GetOpt_Setup(&goi
, interp
, argc
- 1, argv
+ 1);
4734 Jim_WrongNumArgs(goi
.interp
, goi
.argc
, goi
.argv
,
4735 "<name> <target_type> [<target_options> ...]");
4738 return target_create(&goi
);
4741 static int jim_target_number(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4744 Jim_GetOpt_Setup(&goi
, interp
, argc
- 1, argv
+ 1);
4746 /* It's OK to remove this mechanism sometime after August 2010 or so */
4747 LOG_WARNING("don't use numbers as target identifiers; use names");
4750 Jim_SetResult_sprintf(goi
.interp
, "usage: target number <number>");
4754 int e
= Jim_GetOpt_Wide(&goi
, &w
);
4758 struct target
*target
;
4759 for (target
= all_targets
; NULL
!= target
; target
= target
->next
)
4761 if (target
->target_number
!= w
)
4764 Jim_SetResultString(goi
.interp
, target_name(target
), -1);
4767 Jim_SetResult_sprintf(goi
.interp
,
4768 "Target: number %d does not exist", (int)(w
));
4772 static int jim_target_count(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4776 Jim_WrongNumArgs(interp
, 1, argv
, "<no parameters>");
4780 struct target
*target
= all_targets
;
4781 while (NULL
!= target
)
4783 target
= target
->next
;
4786 Jim_SetResult(interp
, Jim_NewIntObj(interp
, count
));
4790 static const struct command_registration target_subcommand_handlers
[] = {
4793 .mode
= COMMAND_CONFIG
,
4794 .handler
= handle_target_init_command
,
4795 .help
= "initialize targets",
4799 /* REVISIT this should be COMMAND_CONFIG ... */
4800 .mode
= COMMAND_ANY
,
4801 .jim_handler
= jim_target_create
,
4802 .usage
= "name type '-chain-position' name [options ...]",
4803 .help
= "Creates and selects a new target",
4807 .mode
= COMMAND_ANY
,
4808 .jim_handler
= jim_target_current
,
4809 .help
= "Returns the currently selected target",
4813 .mode
= COMMAND_ANY
,
4814 .jim_handler
= jim_target_types
,
4815 .help
= "Returns the available target types as "
4816 "a list of strings",
4820 .mode
= COMMAND_ANY
,
4821 .jim_handler
= jim_target_names
,
4822 .help
= "Returns the names of all targets as a list of strings",
4826 .mode
= COMMAND_ANY
,
4827 .jim_handler
= jim_target_number
,
4829 .help
= "Returns the name of the numbered target "
4834 .mode
= COMMAND_ANY
,
4835 .jim_handler
= jim_target_count
,
4836 .help
= "Returns the number of targets as an integer "
4839 COMMAND_REGISTRATION_DONE
4850 static int fastload_num
;
4851 static struct FastLoad
*fastload
;
4853 static void free_fastload(void)
4855 if (fastload
!= NULL
)
4858 for (i
= 0; i
< fastload_num
; i
++)
4860 if (fastload
[i
].data
)
4861 free(fastload
[i
].data
);
4871 COMMAND_HANDLER(handle_fast_load_image_command
)
4875 uint32_t image_size
;
4876 uint32_t min_address
= 0;
4877 uint32_t max_address
= 0xffffffff;
4882 int retval
= CALL_COMMAND_HANDLER(parse_load_image_command_CMD_ARGV
,
4883 &image
, &min_address
, &max_address
);
4884 if (ERROR_OK
!= retval
)
4887 struct duration bench
;
4888 duration_start(&bench
);
4890 if (image_open(&image
, CMD_ARGV
[0], (CMD_ARGC
>= 3) ? CMD_ARGV
[2] : NULL
) != ERROR_OK
)
4897 fastload_num
= image
.num_sections
;
4898 fastload
= (struct FastLoad
*)malloc(sizeof(struct FastLoad
)*image
.num_sections
);
4899 if (fastload
== NULL
)
4901 image_close(&image
);
4904 memset(fastload
, 0, sizeof(struct FastLoad
)*image
.num_sections
);
4905 for (i
= 0; i
< image
.num_sections
; i
++)
4907 buffer
= malloc(image
.sections
[i
].size
);
4910 command_print(CMD_CTX
, "error allocating buffer for section (%d bytes)",
4911 (int)(image
.sections
[i
].size
));
4915 if ((retval
= image_read_section(&image
, i
, 0x0, image
.sections
[i
].size
, buffer
, &buf_cnt
)) != ERROR_OK
)
4921 uint32_t offset
= 0;
4922 uint32_t length
= buf_cnt
;
4925 /* DANGER!!! beware of unsigned comparision here!!! */
4927 if ((image
.sections
[i
].base_address
+ buf_cnt
>= min_address
)&&
4928 (image
.sections
[i
].base_address
< max_address
))
4930 if (image
.sections
[i
].base_address
< min_address
)
4932 /* clip addresses below */
4933 offset
+= min_address
-image
.sections
[i
].base_address
;
4937 if (image
.sections
[i
].base_address
+ buf_cnt
> max_address
)
4939 length
-= (image
.sections
[i
].base_address
+ buf_cnt
)-max_address
;
4942 fastload
[i
].address
= image
.sections
[i
].base_address
+ offset
;
4943 fastload
[i
].data
= malloc(length
);
4944 if (fastload
[i
].data
== NULL
)
4949 memcpy(fastload
[i
].data
, buffer
+ offset
, length
);
4950 fastload
[i
].length
= length
;
4952 image_size
+= length
;
4953 command_print(CMD_CTX
, "%u bytes written at address 0x%8.8x",
4954 (unsigned int)length
,
4955 ((unsigned int)(image
.sections
[i
].base_address
+ offset
)));
4961 if ((ERROR_OK
== retval
) && (duration_measure(&bench
) == ERROR_OK
))
4963 command_print(CMD_CTX
, "Loaded %" PRIu32
" bytes "
4964 "in %fs (%0.3f kb/s)", image_size
,
4965 duration_elapsed(&bench
), duration_kbps(&bench
, image_size
));
4967 command_print(CMD_CTX
,
4968 "WARNING: image has not been loaded to target!"
4969 "You can issue a 'fast_load' to finish loading.");
4972 image_close(&image
);
4974 if (retval
!= ERROR_OK
)
4982 COMMAND_HANDLER(handle_fast_load_command
)
4985 return ERROR_COMMAND_SYNTAX_ERROR
;
4986 if (fastload
== NULL
)
4988 LOG_ERROR("No image in memory");
4992 int ms
= timeval_ms();
4994 int retval
= ERROR_OK
;
4995 for (i
= 0; i
< fastload_num
;i
++)
4997 struct target
*target
= get_current_target(CMD_CTX
);
4998 command_print(CMD_CTX
, "Write to 0x%08x, length 0x%08x",
4999 (unsigned int)(fastload
[i
].address
),
5000 (unsigned int)(fastload
[i
].length
));
5001 if (retval
== ERROR_OK
)
5003 retval
= target_write_buffer(target
, fastload
[i
].address
, fastload
[i
].length
, fastload
[i
].data
);
5005 size
+= fastload
[i
].length
;
5007 int after
= timeval_ms();
5008 command_print(CMD_CTX
, "Loaded image %f kBytes/s", (float)(size
/1024.0)/((float)(after
-ms
)/1000.0));
5012 static const struct command_registration target_command_handlers
[] = {
5015 .handler
= handle_targets_command
,
5016 .mode
= COMMAND_ANY
,
5017 .help
= "change current default target (one parameter) "
5018 "or prints table of all targets (no parameters)",
5019 .usage
= "[target]",
5023 .mode
= COMMAND_CONFIG
,
5024 .help
= "configure target",
5026 .chain
= target_subcommand_handlers
,
5028 COMMAND_REGISTRATION_DONE
5031 int target_register_commands(struct command_context
*cmd_ctx
)
5033 return register_commands(cmd_ctx
, NULL
, target_command_handlers
);
5036 static bool target_reset_nag
= true;
5038 bool get_target_reset_nag(void)
5040 return target_reset_nag
;
5043 COMMAND_HANDLER(handle_target_reset_nag
)
5045 return CALL_COMMAND_HANDLER(handle_command_parse_bool
,
5046 &target_reset_nag
, "Nag after each reset about options to improve "
5050 static const struct command_registration target_exec_command_handlers
[] = {
5052 .name
= "fast_load_image",
5053 .handler
= handle_fast_load_image_command
,
5054 .mode
= COMMAND_ANY
,
5055 .help
= "Load image into server memory for later use by "
5056 "fast_load; primarily for profiling",
5057 .usage
= "filename address ['bin'|'ihex'|'elf'|'s19'] "
5058 "[min_address [max_length]]",
5061 .name
= "fast_load",
5062 .handler
= handle_fast_load_command
,
5063 .mode
= COMMAND_EXEC
,
5064 .help
= "loads active fast load image to current target "
5065 "- mainly for profiling purposes",
5069 .handler
= handle_profile_command
,
5070 .mode
= COMMAND_EXEC
,
5071 .help
= "profiling samples the CPU PC",
5073 /** @todo don't register virt2phys() unless target supports it */
5075 .name
= "virt2phys",
5076 .handler
= handle_virt2phys_command
,
5077 .mode
= COMMAND_ANY
,
5078 .help
= "translate a virtual address into a physical address",
5079 .usage
= "virtual_address",
5083 .handler
= handle_reg_command
,
5084 .mode
= COMMAND_EXEC
,
5085 .help
= "display or set a register; with no arguments, "
5086 "displays all registers and their values",
5087 .usage
= "[(register_name|register_number) [value]]",
5091 .handler
= handle_poll_command
,
5092 .mode
= COMMAND_EXEC
,
5093 .help
= "poll target state; or reconfigure background polling",
5094 .usage
= "['on'|'off']",
5097 .name
= "wait_halt",
5098 .handler
= handle_wait_halt_command
,
5099 .mode
= COMMAND_EXEC
,
5100 .help
= "wait up to the specified number of milliseconds "
5101 "(default 5) for a previously requested halt",
5102 .usage
= "[milliseconds]",
5106 .handler
= handle_halt_command
,
5107 .mode
= COMMAND_EXEC
,
5108 .help
= "request target to halt, then wait up to the specified"
5109 "number of milliseconds (default 5) for it to complete",
5110 .usage
= "[milliseconds]",
5114 .handler
= handle_resume_command
,
5115 .mode
= COMMAND_EXEC
,
5116 .help
= "resume target execution from current PC or address",
5117 .usage
= "[address]",
5121 .handler
= handle_reset_command
,
5122 .mode
= COMMAND_EXEC
,
5123 .usage
= "[run|halt|init]",
5124 .help
= "Reset all targets into the specified mode."
5125 "Default reset mode is run, if not given.",
5128 .name
= "soft_reset_halt",
5129 .handler
= handle_soft_reset_halt_command
,
5130 .mode
= COMMAND_EXEC
,
5131 .help
= "halt the target and do a soft reset",
5135 .handler
= handle_step_command
,
5136 .mode
= COMMAND_EXEC
,
5137 .help
= "step one instruction from current PC or address",
5138 .usage
= "[address]",
5142 .handler
= handle_md_command
,
5143 .mode
= COMMAND_EXEC
,
5144 .help
= "display memory words",
5145 .usage
= "['phys'] address [count]",
5149 .handler
= handle_md_command
,
5150 .mode
= COMMAND_EXEC
,
5151 .help
= "display memory half-words",
5152 .usage
= "['phys'] address [count]",
5156 .handler
= handle_md_command
,
5157 .mode
= COMMAND_EXEC
,
5158 .help
= "display memory bytes",
5159 .usage
= "['phys'] address [count]",
5163 .handler
= handle_mw_command
,
5164 .mode
= COMMAND_EXEC
,
5165 .help
= "write memory word",
5166 .usage
= "['phys'] address value [count]",
5170 .handler
= handle_mw_command
,
5171 .mode
= COMMAND_EXEC
,
5172 .help
= "write memory half-word",
5173 .usage
= "['phys'] address value [count]",
5177 .handler
= handle_mw_command
,
5178 .mode
= COMMAND_EXEC
,
5179 .help
= "write memory byte",
5180 .usage
= "['phys'] address value [count]",
5184 .handler
= handle_bp_command
,
5185 .mode
= COMMAND_EXEC
,
5186 .help
= "list or set hardware or software breakpoint",
5187 .usage
= "[address length ['hw']]",
5191 .handler
= handle_rbp_command
,
5192 .mode
= COMMAND_EXEC
,
5193 .help
= "remove breakpoint",
5198 .handler
= handle_wp_command
,
5199 .mode
= COMMAND_EXEC
,
5200 .help
= "list (no params) or create watchpoints",
5201 .usage
= "[address length [('r'|'w'|'a') value [mask]]]",
5205 .handler
= handle_rwp_command
,
5206 .mode
= COMMAND_EXEC
,
5207 .help
= "remove watchpoint",
5211 .name
= "load_image",
5212 .handler
= handle_load_image_command
,
5213 .mode
= COMMAND_EXEC
,
5214 .usage
= "filename address ['bin'|'ihex'|'elf'|'s19'] "
5215 "[min_address] [max_length]",
5218 .name
= "dump_image",
5219 .handler
= handle_dump_image_command
,
5220 .mode
= COMMAND_EXEC
,
5221 .usage
= "filename address size",
5224 .name
= "verify_image",
5225 .handler
= handle_verify_image_command
,
5226 .mode
= COMMAND_EXEC
,
5227 .usage
= "filename [offset [type]]",
5230 .name
= "test_image",
5231 .handler
= handle_test_image_command
,
5232 .mode
= COMMAND_EXEC
,
5233 .usage
= "filename [offset [type]]",
5236 .name
= "ocd_mem2array",
5237 .mode
= COMMAND_EXEC
,
5238 .jim_handler
= jim_mem2array
,
5239 .help
= "read 8/16/32 bit memory and return as a TCL array "
5240 "for script processing",
5241 .usage
= "arrayname bitwidth address count",
5244 .name
= "ocd_array2mem",
5245 .mode
= COMMAND_EXEC
,
5246 .jim_handler
= jim_array2mem
,
5247 .help
= "convert a TCL array to memory locations "
5248 "and write the 8/16/32 bit values",
5249 .usage
= "arrayname bitwidth address count",
5252 .name
= "reset_nag",
5253 .handler
= handle_target_reset_nag
,
5254 .mode
= COMMAND_ANY
,
5255 .help
= "Nag after each reset about options that could have been "
5256 "enabled to improve performance. ",
5257 .usage
= "['enable'|'disable']",
5259 COMMAND_REGISTRATION_DONE
5261 static int target_register_user_commands(struct command_context
*cmd_ctx
)
5263 int retval
= ERROR_OK
;
5264 if ((retval
= target_request_register_commands(cmd_ctx
)) != ERROR_OK
)
5267 if ((retval
= trace_register_commands(cmd_ctx
)) != ERROR_OK
)
5271 return register_commands(cmd_ctx
, NULL
, target_exec_command_handlers
);