1 /***************************************************************************
2 * Copyright (C) 2005 by Dominic Rath *
3 * Dominic.Rath@gmx.de *
5 * Copyright (C) 2007-2009 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>
40 #include "target_type.h"
41 #include "target_request.h"
42 #include "breakpoints.h"
48 static int target_array2mem(Jim_Interp
*interp
, struct target
*target
,
49 int argc
, Jim_Obj
*const *argv
);
50 static int target_mem2array(Jim_Interp
*interp
, struct target
*target
,
51 int argc
, Jim_Obj
*const *argv
);
54 extern struct target_type arm7tdmi_target
;
55 extern struct target_type arm720t_target
;
56 extern struct target_type arm9tdmi_target
;
57 extern struct target_type arm920t_target
;
58 extern struct target_type arm966e_target
;
59 extern struct target_type arm926ejs_target
;
60 extern struct target_type fa526_target
;
61 extern struct target_type feroceon_target
;
62 extern struct target_type dragonite_target
;
63 extern struct target_type xscale_target
;
64 extern struct target_type cortexm3_target
;
65 extern struct target_type cortexa8_target
;
66 extern struct target_type arm11_target
;
67 extern struct target_type mips_m4k_target
;
68 extern struct target_type avr_target
;
69 extern struct target_type dsp563xx_target
;
70 extern struct target_type testee_target
;
72 struct target_type
*target_types
[] =
94 struct target
*all_targets
= NULL
;
95 struct target_event_callback
*target_event_callbacks
= NULL
;
96 struct target_timer_callback
*target_timer_callbacks
= NULL
;
98 static const Jim_Nvp nvp_assert
[] = {
99 { .name
= "assert", NVP_ASSERT
},
100 { .name
= "deassert", NVP_DEASSERT
},
101 { .name
= "T", NVP_ASSERT
},
102 { .name
= "F", NVP_DEASSERT
},
103 { .name
= "t", NVP_ASSERT
},
104 { .name
= "f", NVP_DEASSERT
},
105 { .name
= NULL
, .value
= -1 }
108 static const Jim_Nvp nvp_error_target
[] = {
109 { .value
= ERROR_TARGET_INVALID
, .name
= "err-invalid" },
110 { .value
= ERROR_TARGET_INIT_FAILED
, .name
= "err-init-failed" },
111 { .value
= ERROR_TARGET_TIMEOUT
, .name
= "err-timeout" },
112 { .value
= ERROR_TARGET_NOT_HALTED
, .name
= "err-not-halted" },
113 { .value
= ERROR_TARGET_FAILURE
, .name
= "err-failure" },
114 { .value
= ERROR_TARGET_UNALIGNED_ACCESS
, .name
= "err-unaligned-access" },
115 { .value
= ERROR_TARGET_DATA_ABORT
, .name
= "err-data-abort" },
116 { .value
= ERROR_TARGET_RESOURCE_NOT_AVAILABLE
, .name
= "err-resource-not-available" },
117 { .value
= ERROR_TARGET_TRANSLATION_FAULT
, .name
= "err-translation-fault" },
118 { .value
= ERROR_TARGET_NOT_RUNNING
, .name
= "err-not-running" },
119 { .value
= ERROR_TARGET_NOT_EXAMINED
, .name
= "err-not-examined" },
120 { .value
= -1, .name
= NULL
}
123 const char *target_strerror_safe(int err
)
127 n
= Jim_Nvp_value2name_simple(nvp_error_target
, err
);
128 if (n
->name
== NULL
) {
135 static const Jim_Nvp nvp_target_event
[] = {
136 { .value
= TARGET_EVENT_OLD_gdb_program_config
, .name
= "old-gdb_program_config" },
137 { .value
= TARGET_EVENT_OLD_pre_resume
, .name
= "old-pre_resume" },
139 { .value
= TARGET_EVENT_GDB_HALT
, .name
= "gdb-halt" },
140 { .value
= TARGET_EVENT_HALTED
, .name
= "halted" },
141 { .value
= TARGET_EVENT_RESUMED
, .name
= "resumed" },
142 { .value
= TARGET_EVENT_RESUME_START
, .name
= "resume-start" },
143 { .value
= TARGET_EVENT_RESUME_END
, .name
= "resume-end" },
145 { .name
= "gdb-start", .value
= TARGET_EVENT_GDB_START
},
146 { .name
= "gdb-end", .value
= TARGET_EVENT_GDB_END
},
148 /* historical name */
150 { .value
= TARGET_EVENT_RESET_START
, .name
= "reset-start" },
152 { .value
= TARGET_EVENT_RESET_ASSERT_PRE
, .name
= "reset-assert-pre" },
153 { .value
= TARGET_EVENT_RESET_ASSERT
, .name
= "reset-assert" },
154 { .value
= TARGET_EVENT_RESET_ASSERT_POST
, .name
= "reset-assert-post" },
155 { .value
= TARGET_EVENT_RESET_DEASSERT_PRE
, .name
= "reset-deassert-pre" },
156 { .value
= TARGET_EVENT_RESET_DEASSERT_POST
, .name
= "reset-deassert-post" },
157 { .value
= TARGET_EVENT_RESET_HALT_PRE
, .name
= "reset-halt-pre" },
158 { .value
= TARGET_EVENT_RESET_HALT_POST
, .name
= "reset-halt-post" },
159 { .value
= TARGET_EVENT_RESET_WAIT_PRE
, .name
= "reset-wait-pre" },
160 { .value
= TARGET_EVENT_RESET_WAIT_POST
, .name
= "reset-wait-post" },
161 { .value
= TARGET_EVENT_RESET_INIT
, .name
= "reset-init" },
162 { .value
= TARGET_EVENT_RESET_END
, .name
= "reset-end" },
164 { .value
= TARGET_EVENT_EXAMINE_START
, .name
= "examine-start" },
165 { .value
= TARGET_EVENT_EXAMINE_END
, .name
= "examine-end" },
167 { .value
= TARGET_EVENT_DEBUG_HALTED
, .name
= "debug-halted" },
168 { .value
= TARGET_EVENT_DEBUG_RESUMED
, .name
= "debug-resumed" },
170 { .value
= TARGET_EVENT_GDB_ATTACH
, .name
= "gdb-attach" },
171 { .value
= TARGET_EVENT_GDB_DETACH
, .name
= "gdb-detach" },
173 { .value
= TARGET_EVENT_GDB_FLASH_WRITE_START
, .name
= "gdb-flash-write-start" },
174 { .value
= TARGET_EVENT_GDB_FLASH_WRITE_END
, .name
= "gdb-flash-write-end" },
176 { .value
= TARGET_EVENT_GDB_FLASH_ERASE_START
, .name
= "gdb-flash-erase-start" },
177 { .value
= TARGET_EVENT_GDB_FLASH_ERASE_END
, .name
= "gdb-flash-erase-end" },
179 { .value
= TARGET_EVENT_RESUME_START
, .name
= "resume-start" },
180 { .value
= TARGET_EVENT_RESUMED
, .name
= "resume-ok" },
181 { .value
= TARGET_EVENT_RESUME_END
, .name
= "resume-end" },
183 { .name
= NULL
, .value
= -1 }
186 static const Jim_Nvp nvp_target_state
[] = {
187 { .name
= "unknown", .value
= TARGET_UNKNOWN
},
188 { .name
= "running", .value
= TARGET_RUNNING
},
189 { .name
= "halted", .value
= TARGET_HALTED
},
190 { .name
= "reset", .value
= TARGET_RESET
},
191 { .name
= "debug-running", .value
= TARGET_DEBUG_RUNNING
},
192 { .name
= NULL
, .value
= -1 },
195 static const Jim_Nvp nvp_target_debug_reason
[] = {
196 { .name
= "debug-request" , .value
= DBG_REASON_DBGRQ
},
197 { .name
= "breakpoint" , .value
= DBG_REASON_BREAKPOINT
},
198 { .name
= "watchpoint" , .value
= DBG_REASON_WATCHPOINT
},
199 { .name
= "watchpoint-and-breakpoint", .value
= DBG_REASON_WPTANDBKPT
},
200 { .name
= "single-step" , .value
= DBG_REASON_SINGLESTEP
},
201 { .name
= "target-not-halted" , .value
= DBG_REASON_NOTHALTED
},
202 { .name
= "undefined" , .value
= DBG_REASON_UNDEFINED
},
203 { .name
= NULL
, .value
= -1 },
206 static const Jim_Nvp nvp_target_endian
[] = {
207 { .name
= "big", .value
= TARGET_BIG_ENDIAN
},
208 { .name
= "little", .value
= TARGET_LITTLE_ENDIAN
},
209 { .name
= "be", .value
= TARGET_BIG_ENDIAN
},
210 { .name
= "le", .value
= TARGET_LITTLE_ENDIAN
},
211 { .name
= NULL
, .value
= -1 },
214 static const Jim_Nvp nvp_reset_modes
[] = {
215 { .name
= "unknown", .value
= RESET_UNKNOWN
},
216 { .name
= "run" , .value
= RESET_RUN
},
217 { .name
= "halt" , .value
= RESET_HALT
},
218 { .name
= "init" , .value
= RESET_INIT
},
219 { .name
= NULL
, .value
= -1 },
222 const char *debug_reason_name(struct target
*t
)
226 cp
= Jim_Nvp_value2name_simple(nvp_target_debug_reason
,
227 t
->debug_reason
)->name
;
229 LOG_ERROR("Invalid debug reason: %d", (int)(t
->debug_reason
));
230 cp
= "(*BUG*unknown*BUG*)";
236 target_state_name( struct target
*t
)
239 cp
= Jim_Nvp_value2name_simple(nvp_target_state
, t
->state
)->name
;
241 LOG_ERROR("Invalid target state: %d", (int)(t
->state
));
242 cp
= "(*BUG*unknown*BUG*)";
247 /* determine the number of the new target */
248 static int new_target_number(void)
253 /* number is 0 based */
257 if (x
< t
->target_number
) {
258 x
= t
->target_number
;
265 /* read a uint32_t from a buffer in target memory endianness */
266 uint32_t target_buffer_get_u32(struct target
*target
, const uint8_t *buffer
)
268 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
269 return le_to_h_u32(buffer
);
271 return be_to_h_u32(buffer
);
274 /* read a uint16_t from a buffer in target memory endianness */
275 uint16_t target_buffer_get_u16(struct target
*target
, const uint8_t *buffer
)
277 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
278 return le_to_h_u16(buffer
);
280 return be_to_h_u16(buffer
);
283 /* read a uint8_t from a buffer in target memory endianness */
284 uint8_t target_buffer_get_u8(struct target
*target
, const uint8_t *buffer
)
286 return *buffer
& 0x0ff;
289 /* write a uint32_t to a buffer in target memory endianness */
290 void target_buffer_set_u32(struct target
*target
, uint8_t *buffer
, uint32_t value
)
292 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
293 h_u32_to_le(buffer
, value
);
295 h_u32_to_be(buffer
, value
);
298 /* write a uint16_t to a buffer in target memory endianness */
299 void target_buffer_set_u16(struct target
*target
, uint8_t *buffer
, uint16_t value
)
301 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
302 h_u16_to_le(buffer
, value
);
304 h_u16_to_be(buffer
, value
);
307 /* write a uint8_t to a buffer in target memory endianness */
308 void target_buffer_set_u8(struct target
*target
, uint8_t *buffer
, uint8_t value
)
313 /* return a pointer to a configured target; id is name or number */
314 struct target
*get_target(const char *id
)
316 struct target
*target
;
318 /* try as tcltarget name */
319 for (target
= all_targets
; target
; target
= target
->next
) {
320 if (target
->cmd_name
== NULL
)
322 if (strcmp(id
, target
->cmd_name
) == 0)
326 /* It's OK to remove this fallback sometime after August 2010 or so */
328 /* no match, try as number */
330 if (parse_uint(id
, &num
) != ERROR_OK
)
333 for (target
= all_targets
; target
; target
= target
->next
) {
334 if (target
->target_number
== (int)num
) {
335 LOG_WARNING("use '%s' as target identifier, not '%u'",
336 target
->cmd_name
, num
);
344 /* returns a pointer to the n-th configured target */
345 static struct target
*get_target_by_num(int num
)
347 struct target
*target
= all_targets
;
350 if (target
->target_number
== num
) {
353 target
= target
->next
;
359 struct target
* get_current_target(struct command_context
*cmd_ctx
)
361 struct target
*target
= get_target_by_num(cmd_ctx
->current_target
);
365 LOG_ERROR("BUG: current_target out of bounds");
372 int target_poll(struct target
*target
)
376 /* We can't poll until after examine */
377 if (!target_was_examined(target
))
379 /* Fail silently lest we pollute the log */
383 retval
= target
->type
->poll(target
);
384 if (retval
!= ERROR_OK
)
387 if (target
->halt_issued
)
389 if (target
->state
== TARGET_HALTED
)
391 target
->halt_issued
= false;
394 long long t
= timeval_ms() - target
->halt_issued_time
;
397 target
->halt_issued
= false;
398 LOG_INFO("Halt timed out, wake up GDB.");
399 target_call_event_callbacks(target
, TARGET_EVENT_GDB_HALT
);
407 int target_halt(struct target
*target
)
410 /* We can't poll until after examine */
411 if (!target_was_examined(target
))
413 LOG_ERROR("Target not examined yet");
417 retval
= target
->type
->halt(target
);
418 if (retval
!= ERROR_OK
)
421 target
->halt_issued
= true;
422 target
->halt_issued_time
= timeval_ms();
428 * Make the target (re)start executing using its saved execution
429 * context (possibly with some modifications).
431 * @param target Which target should start executing.
432 * @param current True to use the target's saved program counter instead
433 * of the address parameter
434 * @param address Optionally used as the program counter.
435 * @param handle_breakpoints True iff breakpoints at the resumption PC
436 * should be skipped. (For example, maybe execution was stopped by
437 * such a breakpoint, in which case it would be counterprodutive to
439 * @param debug_execution False if all working areas allocated by OpenOCD
440 * should be released and/or restored to their original contents.
441 * (This would for example be true to run some downloaded "helper"
442 * algorithm code, which resides in one such working buffer and uses
443 * another for data storage.)
445 * @todo Resolve the ambiguity about what the "debug_execution" flag
446 * signifies. For example, Target implementations don't agree on how
447 * it relates to invalidation of the register cache, or to whether
448 * breakpoints and watchpoints should be enabled. (It would seem wrong
449 * to enable breakpoints when running downloaded "helper" algorithms
450 * (debug_execution true), since the breakpoints would be set to match
451 * target firmware being debugged, not the helper algorithm.... and
452 * enabling them could cause such helpers to malfunction (for example,
453 * by overwriting data with a breakpoint instruction. On the other
454 * hand the infrastructure for running such helpers might use this
455 * procedure but rely on hardware breakpoint to detect termination.)
457 int target_resume(struct target
*target
, int current
, uint32_t address
, int handle_breakpoints
, int debug_execution
)
461 /* We can't poll until after examine */
462 if (!target_was_examined(target
))
464 LOG_ERROR("Target not examined yet");
468 /* note that resume *must* be asynchronous. The CPU can halt before
469 * we poll. The CPU can even halt at the current PC as a result of
470 * a software breakpoint being inserted by (a bug?) the application.
472 if ((retval
= target
->type
->resume(target
, current
, address
, handle_breakpoints
, debug_execution
)) != ERROR_OK
)
478 int target_process_reset(struct command_context
*cmd_ctx
, enum target_reset_mode reset_mode
)
483 n
= Jim_Nvp_value2name_simple(nvp_reset_modes
, reset_mode
);
484 if (n
->name
== NULL
) {
485 LOG_ERROR("invalid reset mode");
489 /* disable polling during reset to make reset event scripts
490 * more predictable, i.e. dr/irscan & pathmove in events will
491 * not have JTAG operations injected into the middle of a sequence.
493 bool save_poll
= jtag_poll_get_enabled();
495 jtag_poll_set_enabled(false);
497 sprintf(buf
, "ocd_process_reset %s", n
->name
);
498 retval
= Jim_Eval(cmd_ctx
->interp
, buf
);
500 jtag_poll_set_enabled(save_poll
);
502 if (retval
!= JIM_OK
) {
503 Jim_PrintErrorMessage(cmd_ctx
->interp
);
507 /* We want any events to be processed before the prompt */
508 retval
= target_call_timer_callbacks_now();
510 struct target
*target
;
511 for (target
= all_targets
; target
; target
= target
->next
) {
512 target
->type
->check_reset(target
);
518 static int identity_virt2phys(struct target
*target
,
519 uint32_t virtual, uint32_t *physical
)
525 static int no_mmu(struct target
*target
, int *enabled
)
531 static int default_examine(struct target
*target
)
533 target_set_examined(target
);
537 /* no check by default */
538 static int default_check_reset(struct target
*target
)
543 int target_examine_one(struct target
*target
)
545 return target
->type
->examine(target
);
548 static int jtag_enable_callback(enum jtag_event event
, void *priv
)
550 struct target
*target
= priv
;
552 if (event
!= JTAG_TAP_EVENT_ENABLE
|| !target
->tap
->enabled
)
555 jtag_unregister_event_callback(jtag_enable_callback
, target
);
556 return target_examine_one(target
);
560 /* Targets that correctly implement init + examine, i.e.
561 * no communication with target during init:
565 int target_examine(void)
567 int retval
= ERROR_OK
;
568 struct target
*target
;
570 for (target
= all_targets
; target
; target
= target
->next
)
572 /* defer examination, but don't skip it */
573 if (!target
->tap
->enabled
) {
574 jtag_register_event_callback(jtag_enable_callback
,
578 if ((retval
= target_examine_one(target
)) != ERROR_OK
)
583 const char *target_type_name(struct target
*target
)
585 return target
->type
->name
;
588 static int target_write_memory_imp(struct target
*target
, uint32_t address
, uint32_t size
, uint32_t count
, uint8_t *buffer
)
590 if (!target_was_examined(target
))
592 LOG_ERROR("Target not examined yet");
595 return target
->type
->write_memory_imp(target
, address
, size
, count
, buffer
);
598 static int target_read_memory_imp(struct target
*target
, uint32_t address
, uint32_t size
, uint32_t count
, uint8_t *buffer
)
600 if (!target_was_examined(target
))
602 LOG_ERROR("Target not examined yet");
605 return target
->type
->read_memory_imp(target
, address
, size
, count
, buffer
);
608 static int target_soft_reset_halt_imp(struct target
*target
)
610 if (!target_was_examined(target
))
612 LOG_ERROR("Target not examined yet");
615 if (!target
->type
->soft_reset_halt_imp
) {
616 LOG_ERROR("Target %s does not support soft_reset_halt",
617 target_name(target
));
620 return target
->type
->soft_reset_halt_imp(target
);
623 static int target_run_algorithm_imp(struct target
*target
, int num_mem_params
, struct mem_param
*mem_params
, int num_reg_params
, struct reg_param
*reg_param
, uint32_t entry_point
, uint32_t exit_point
, int timeout_ms
, void *arch_info
)
625 if (!target_was_examined(target
))
627 LOG_ERROR("Target not examined yet");
630 return target
->type
->run_algorithm_imp(target
, num_mem_params
, mem_params
, num_reg_params
, reg_param
, entry_point
, exit_point
, timeout_ms
, arch_info
);
633 int target_read_memory(struct target
*target
,
634 uint32_t address
, uint32_t size
, uint32_t count
, uint8_t *buffer
)
636 return target
->type
->read_memory(target
, address
, size
, count
, buffer
);
639 int target_read_phys_memory(struct target
*target
,
640 uint32_t address
, uint32_t size
, uint32_t count
, uint8_t *buffer
)
642 return target
->type
->read_phys_memory(target
, address
, size
, count
, buffer
);
645 int target_write_memory(struct target
*target
,
646 uint32_t address
, uint32_t size
, uint32_t count
, uint8_t *buffer
)
648 return target
->type
->write_memory(target
, address
, size
, count
, buffer
);
651 int target_write_phys_memory(struct target
*target
,
652 uint32_t address
, uint32_t size
, uint32_t count
, uint8_t *buffer
)
654 return target
->type
->write_phys_memory(target
, address
, size
, count
, buffer
);
657 int target_bulk_write_memory(struct target
*target
,
658 uint32_t address
, uint32_t count
, uint8_t *buffer
)
660 return target
->type
->bulk_write_memory(target
, address
, count
, buffer
);
663 int target_add_breakpoint(struct target
*target
,
664 struct breakpoint
*breakpoint
)
666 if (target
->state
!= TARGET_HALTED
) {
667 LOG_WARNING("target %s is not halted", target
->cmd_name
);
668 return ERROR_TARGET_NOT_HALTED
;
670 return target
->type
->add_breakpoint(target
, breakpoint
);
672 int target_remove_breakpoint(struct target
*target
,
673 struct breakpoint
*breakpoint
)
675 return target
->type
->remove_breakpoint(target
, breakpoint
);
678 int target_add_watchpoint(struct target
*target
,
679 struct watchpoint
*watchpoint
)
681 if (target
->state
!= TARGET_HALTED
) {
682 LOG_WARNING("target %s is not halted", target
->cmd_name
);
683 return ERROR_TARGET_NOT_HALTED
;
685 return target
->type
->add_watchpoint(target
, watchpoint
);
687 int target_remove_watchpoint(struct target
*target
,
688 struct watchpoint
*watchpoint
)
690 return target
->type
->remove_watchpoint(target
, watchpoint
);
693 int target_get_gdb_reg_list(struct target
*target
,
694 struct reg
**reg_list
[], int *reg_list_size
)
696 return target
->type
->get_gdb_reg_list(target
, reg_list
, reg_list_size
);
698 int target_step(struct target
*target
,
699 int current
, uint32_t address
, int handle_breakpoints
)
701 return target
->type
->step(target
, current
, address
, handle_breakpoints
);
705 int target_run_algorithm(struct target
*target
,
706 int num_mem_params
, struct mem_param
*mem_params
,
707 int num_reg_params
, struct reg_param
*reg_param
,
708 uint32_t entry_point
, uint32_t exit_point
,
709 int timeout_ms
, void *arch_info
)
711 return target
->type
->run_algorithm(target
,
712 num_mem_params
, mem_params
, num_reg_params
, reg_param
,
713 entry_point
, exit_point
, timeout_ms
, arch_info
);
717 * Reset the @c examined flag for the given target.
718 * Pure paranoia -- targets are zeroed on allocation.
720 static void target_reset_examined(struct target
*target
)
722 target
->examined
= false;
726 err_read_phys_memory(struct target
*target
, uint32_t address
,
727 uint32_t size
, uint32_t count
, uint8_t *buffer
)
729 LOG_ERROR("Not implemented: %s", __func__
);
734 err_write_phys_memory(struct target
*target
, uint32_t address
,
735 uint32_t size
, uint32_t count
, uint8_t *buffer
)
737 LOG_ERROR("Not implemented: %s", __func__
);
741 static int handle_target(void *priv
);
743 static int target_init_one(struct command_context
*cmd_ctx
,
744 struct target
*target
)
746 target_reset_examined(target
);
748 struct target_type
*type
= target
->type
;
749 if (type
->examine
== NULL
)
750 type
->examine
= default_examine
;
752 if (type
->check_reset
== NULL
)
753 type
->check_reset
= default_check_reset
;
755 int retval
= type
->init_target(cmd_ctx
, target
);
756 if (ERROR_OK
!= retval
)
758 LOG_ERROR("target '%s' init failed", target_name(target
));
763 * @todo get rid of those *memory_imp() methods, now that all
764 * callers are using target_*_memory() accessors ... and make
765 * sure the "physical" paths handle the same issues.
767 /* a non-invasive way(in terms of patches) to add some code that
768 * runs before the type->write/read_memory implementation
770 type
->write_memory_imp
= target
->type
->write_memory
;
771 type
->write_memory
= target_write_memory_imp
;
773 type
->read_memory_imp
= target
->type
->read_memory
;
774 type
->read_memory
= target_read_memory_imp
;
776 type
->soft_reset_halt_imp
= target
->type
->soft_reset_halt
;
777 type
->soft_reset_halt
= target_soft_reset_halt_imp
;
779 type
->run_algorithm_imp
= target
->type
->run_algorithm
;
780 type
->run_algorithm
= target_run_algorithm_imp
;
782 /* Sanity-check MMU support ... stub in what we must, to help
783 * implement it in stages, but warn if we need to do so.
787 if (type
->write_phys_memory
== NULL
)
789 LOG_ERROR("type '%s' is missing write_phys_memory",
791 type
->write_phys_memory
= err_write_phys_memory
;
793 if (type
->read_phys_memory
== NULL
)
795 LOG_ERROR("type '%s' is missing read_phys_memory",
797 type
->read_phys_memory
= err_read_phys_memory
;
799 if (type
->virt2phys
== NULL
)
801 LOG_ERROR("type '%s' is missing virt2phys", type
->name
);
802 type
->virt2phys
= identity_virt2phys
;
807 /* Make sure no-MMU targets all behave the same: make no
808 * distinction between physical and virtual addresses, and
809 * ensure that virt2phys() is always an identity mapping.
811 if (type
->write_phys_memory
|| type
->read_phys_memory
814 LOG_WARNING("type '%s' has bad MMU hooks", type
->name
);
818 type
->write_phys_memory
= type
->write_memory
;
819 type
->read_phys_memory
= type
->read_memory
;
820 type
->virt2phys
= identity_virt2phys
;
825 int target_init(struct command_context
*cmd_ctx
)
827 struct target
*target
;
830 for (target
= all_targets
; target
; target
= target
->next
)
832 retval
= target_init_one(cmd_ctx
, target
);
833 if (ERROR_OK
!= retval
)
840 retval
= target_register_user_commands(cmd_ctx
);
841 if (ERROR_OK
!= retval
)
844 retval
= target_register_timer_callback(&handle_target
,
845 100, 1, cmd_ctx
->interp
);
846 if (ERROR_OK
!= retval
)
852 COMMAND_HANDLER(handle_target_init_command
)
855 return ERROR_COMMAND_SYNTAX_ERROR
;
857 static bool target_initialized
= false;
858 if (target_initialized
)
860 LOG_INFO("'target init' has already been called");
863 target_initialized
= true;
865 LOG_DEBUG("Initializing targets...");
866 return target_init(CMD_CTX
);
869 int target_register_event_callback(int (*callback
)(struct target
*target
, enum target_event event
, void *priv
), void *priv
)
871 struct target_event_callback
**callbacks_p
= &target_event_callbacks
;
873 if (callback
== NULL
)
875 return ERROR_INVALID_ARGUMENTS
;
880 while ((*callbacks_p
)->next
)
881 callbacks_p
= &((*callbacks_p
)->next
);
882 callbacks_p
= &((*callbacks_p
)->next
);
885 (*callbacks_p
) = malloc(sizeof(struct target_event_callback
));
886 (*callbacks_p
)->callback
= callback
;
887 (*callbacks_p
)->priv
= priv
;
888 (*callbacks_p
)->next
= NULL
;
893 int target_register_timer_callback(int (*callback
)(void *priv
), int time_ms
, int periodic
, void *priv
)
895 struct target_timer_callback
**callbacks_p
= &target_timer_callbacks
;
898 if (callback
== NULL
)
900 return ERROR_INVALID_ARGUMENTS
;
905 while ((*callbacks_p
)->next
)
906 callbacks_p
= &((*callbacks_p
)->next
);
907 callbacks_p
= &((*callbacks_p
)->next
);
910 (*callbacks_p
) = malloc(sizeof(struct target_timer_callback
));
911 (*callbacks_p
)->callback
= callback
;
912 (*callbacks_p
)->periodic
= periodic
;
913 (*callbacks_p
)->time_ms
= time_ms
;
915 gettimeofday(&now
, NULL
);
916 (*callbacks_p
)->when
.tv_usec
= now
.tv_usec
+ (time_ms
% 1000) * 1000;
917 time_ms
-= (time_ms
% 1000);
918 (*callbacks_p
)->when
.tv_sec
= now
.tv_sec
+ (time_ms
/ 1000);
919 if ((*callbacks_p
)->when
.tv_usec
> 1000000)
921 (*callbacks_p
)->when
.tv_usec
= (*callbacks_p
)->when
.tv_usec
- 1000000;
922 (*callbacks_p
)->when
.tv_sec
+= 1;
925 (*callbacks_p
)->priv
= priv
;
926 (*callbacks_p
)->next
= NULL
;
931 int target_unregister_event_callback(int (*callback
)(struct target
*target
, enum target_event event
, void *priv
), void *priv
)
933 struct target_event_callback
**p
= &target_event_callbacks
;
934 struct target_event_callback
*c
= target_event_callbacks
;
936 if (callback
== NULL
)
938 return ERROR_INVALID_ARGUMENTS
;
943 struct target_event_callback
*next
= c
->next
;
944 if ((c
->callback
== callback
) && (c
->priv
== priv
))
958 int target_unregister_timer_callback(int (*callback
)(void *priv
), void *priv
)
960 struct target_timer_callback
**p
= &target_timer_callbacks
;
961 struct target_timer_callback
*c
= target_timer_callbacks
;
963 if (callback
== NULL
)
965 return ERROR_INVALID_ARGUMENTS
;
970 struct target_timer_callback
*next
= c
->next
;
971 if ((c
->callback
== callback
) && (c
->priv
== priv
))
985 int target_call_event_callbacks(struct target
*target
, enum target_event event
)
987 struct target_event_callback
*callback
= target_event_callbacks
;
988 struct target_event_callback
*next_callback
;
990 if (event
== TARGET_EVENT_HALTED
)
992 /* execute early halted first */
993 target_call_event_callbacks(target
, TARGET_EVENT_GDB_HALT
);
996 LOG_DEBUG("target event %i (%s)",
998 Jim_Nvp_value2name_simple(nvp_target_event
, event
)->name
);
1000 target_handle_event(target
, event
);
1004 next_callback
= callback
->next
;
1005 callback
->callback(target
, event
, callback
->priv
);
1006 callback
= next_callback
;
1012 static int target_timer_callback_periodic_restart(
1013 struct target_timer_callback
*cb
, struct timeval
*now
)
1015 int time_ms
= cb
->time_ms
;
1016 cb
->when
.tv_usec
= now
->tv_usec
+ (time_ms
% 1000) * 1000;
1017 time_ms
-= (time_ms
% 1000);
1018 cb
->when
.tv_sec
= now
->tv_sec
+ time_ms
/ 1000;
1019 if (cb
->when
.tv_usec
> 1000000)
1021 cb
->when
.tv_usec
= cb
->when
.tv_usec
- 1000000;
1022 cb
->when
.tv_sec
+= 1;
1027 static int target_call_timer_callback(struct target_timer_callback
*cb
,
1028 struct timeval
*now
)
1030 cb
->callback(cb
->priv
);
1033 return target_timer_callback_periodic_restart(cb
, now
);
1035 return target_unregister_timer_callback(cb
->callback
, cb
->priv
);
1038 static int target_call_timer_callbacks_check_time(int checktime
)
1043 gettimeofday(&now
, NULL
);
1045 struct target_timer_callback
*callback
= target_timer_callbacks
;
1048 // cleaning up may unregister and free this callback
1049 struct target_timer_callback
*next_callback
= callback
->next
;
1051 bool call_it
= callback
->callback
&&
1052 ((!checktime
&& callback
->periodic
) ||
1053 now
.tv_sec
> callback
->when
.tv_sec
||
1054 (now
.tv_sec
== callback
->when
.tv_sec
&&
1055 now
.tv_usec
>= callback
->when
.tv_usec
));
1059 int retval
= target_call_timer_callback(callback
, &now
);
1060 if (retval
!= ERROR_OK
)
1064 callback
= next_callback
;
1070 int target_call_timer_callbacks(void)
1072 return target_call_timer_callbacks_check_time(1);
1075 /* invoke periodic callbacks immediately */
1076 int target_call_timer_callbacks_now(void)
1078 return target_call_timer_callbacks_check_time(0);
1081 int target_alloc_working_area(struct target
*target
, uint32_t size
, struct working_area
**area
)
1083 struct working_area
*c
= target
->working_areas
;
1084 struct working_area
*new_wa
= NULL
;
1086 /* Reevaluate working area address based on MMU state*/
1087 if (target
->working_areas
== NULL
)
1092 retval
= target
->type
->mmu(target
, &enabled
);
1093 if (retval
!= ERROR_OK
)
1099 if (target
->working_area_phys_spec
) {
1100 LOG_DEBUG("MMU disabled, using physical "
1101 "address for working memory 0x%08x",
1102 (unsigned)target
->working_area_phys
);
1103 target
->working_area
= target
->working_area_phys
;
1105 LOG_ERROR("No working memory available. "
1106 "Specify -work-area-phys to target.");
1107 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE
;
1110 if (target
->working_area_virt_spec
) {
1111 LOG_DEBUG("MMU enabled, using virtual "
1112 "address for working memory 0x%08x",
1113 (unsigned)target
->working_area_virt
);
1114 target
->working_area
= target
->working_area_virt
;
1116 LOG_ERROR("No working memory available. "
1117 "Specify -work-area-virt to target.");
1118 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE
;
1123 /* only allocate multiples of 4 byte */
1126 LOG_ERROR("BUG: code tried to allocate unaligned number of bytes (0x%08x), padding", ((unsigned)(size
)));
1127 size
= (size
+ 3) & (~3);
1130 /* see if there's already a matching working area */
1133 if ((c
->free
) && (c
->size
== size
))
1141 /* if not, allocate a new one */
1144 struct working_area
**p
= &target
->working_areas
;
1145 uint32_t first_free
= target
->working_area
;
1146 uint32_t free_size
= target
->working_area_size
;
1148 c
= target
->working_areas
;
1151 first_free
+= c
->size
;
1152 free_size
-= c
->size
;
1157 if (free_size
< size
)
1159 LOG_WARNING("not enough working area available(requested %u, free %u)",
1160 (unsigned)(size
), (unsigned)(free_size
));
1161 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE
;
1164 LOG_DEBUG("allocated new working area at address 0x%08x", (unsigned)first_free
);
1166 new_wa
= malloc(sizeof(struct working_area
));
1167 new_wa
->next
= NULL
;
1168 new_wa
->size
= size
;
1169 new_wa
->address
= first_free
;
1171 if (target
->backup_working_area
)
1174 new_wa
->backup
= malloc(new_wa
->size
);
1175 if ((retval
= target_read_memory(target
, new_wa
->address
, 4, new_wa
->size
/ 4, new_wa
->backup
)) != ERROR_OK
)
1177 free(new_wa
->backup
);
1184 new_wa
->backup
= NULL
;
1187 /* put new entry in list */
1191 /* mark as used, and return the new (reused) area */
1196 new_wa
->user
= area
;
1201 int target_free_working_area_restore(struct target
*target
, struct working_area
*area
, int restore
)
1206 if (restore
&& target
->backup_working_area
)
1209 if ((retval
= target_write_memory(target
, area
->address
, 4, area
->size
/ 4, area
->backup
)) != ERROR_OK
)
1215 /* mark user pointer invalid */
1222 int target_free_working_area(struct target
*target
, struct working_area
*area
)
1224 return target_free_working_area_restore(target
, area
, 1);
1227 /* free resources and restore memory, if restoring memory fails,
1228 * free up resources anyway
1230 void target_free_all_working_areas_restore(struct target
*target
, int restore
)
1232 struct working_area
*c
= target
->working_areas
;
1236 struct working_area
*next
= c
->next
;
1237 target_free_working_area_restore(target
, c
, restore
);
1247 target
->working_areas
= NULL
;
1250 void target_free_all_working_areas(struct target
*target
)
1252 target_free_all_working_areas_restore(target
, 1);
1255 int target_arch_state(struct target
*target
)
1260 LOG_USER("No target has been configured");
1264 LOG_USER("target state: %s", target_state_name( target
));
1266 if (target
->state
!= TARGET_HALTED
)
1269 retval
= target
->type
->arch_state(target
);
1273 /* Single aligned words are guaranteed to use 16 or 32 bit access
1274 * mode respectively, otherwise data is handled as quickly as
1277 int target_write_buffer(struct target
*target
, uint32_t address
, uint32_t size
, uint8_t *buffer
)
1280 LOG_DEBUG("writing buffer of %i byte at 0x%8.8x",
1281 (int)size
, (unsigned)address
);
1283 if (!target_was_examined(target
))
1285 LOG_ERROR("Target not examined yet");
1293 if ((address
+ size
- 1) < address
)
1295 /* GDB can request this when e.g. PC is 0xfffffffc*/
1296 LOG_ERROR("address + size wrapped(0x%08x, 0x%08x)",
1302 if (((address
% 2) == 0) && (size
== 2))
1304 return target_write_memory(target
, address
, 2, 1, buffer
);
1307 /* handle unaligned head bytes */
1310 uint32_t unaligned
= 4 - (address
% 4);
1312 if (unaligned
> size
)
1315 if ((retval
= target_write_memory(target
, address
, 1, unaligned
, buffer
)) != ERROR_OK
)
1318 buffer
+= unaligned
;
1319 address
+= unaligned
;
1323 /* handle aligned words */
1326 int aligned
= size
- (size
% 4);
1328 /* use bulk writes above a certain limit. This may have to be changed */
1331 if ((retval
= target
->type
->bulk_write_memory(target
, address
, aligned
/ 4, buffer
)) != ERROR_OK
)
1336 if ((retval
= target_write_memory(target
, address
, 4, aligned
/ 4, buffer
)) != ERROR_OK
)
1345 /* handle tail writes of less than 4 bytes */
1348 if ((retval
= target_write_memory(target
, address
, 1, size
, buffer
)) != ERROR_OK
)
1355 /* Single aligned words are guaranteed to use 16 or 32 bit access
1356 * mode respectively, otherwise data is handled as quickly as
1359 int target_read_buffer(struct target
*target
, uint32_t address
, uint32_t size
, uint8_t *buffer
)
1362 LOG_DEBUG("reading buffer of %i byte at 0x%8.8x",
1363 (int)size
, (unsigned)address
);
1365 if (!target_was_examined(target
))
1367 LOG_ERROR("Target not examined yet");
1375 if ((address
+ size
- 1) < address
)
1377 /* GDB can request this when e.g. PC is 0xfffffffc*/
1378 LOG_ERROR("address + size wrapped(0x%08" PRIx32
", 0x%08" PRIx32
")",
1384 if (((address
% 2) == 0) && (size
== 2))
1386 return target_read_memory(target
, address
, 2, 1, buffer
);
1389 /* handle unaligned head bytes */
1392 uint32_t unaligned
= 4 - (address
% 4);
1394 if (unaligned
> size
)
1397 if ((retval
= target_read_memory(target
, address
, 1, unaligned
, buffer
)) != ERROR_OK
)
1400 buffer
+= unaligned
;
1401 address
+= unaligned
;
1405 /* handle aligned words */
1408 int aligned
= size
- (size
% 4);
1410 if ((retval
= target_read_memory(target
, address
, 4, aligned
/ 4, buffer
)) != ERROR_OK
)
1418 /*prevent byte access when possible (avoid AHB access limitations in some cases)*/
1421 int aligned
= size
- (size
%2);
1422 retval
= target_read_memory(target
, address
, 2, aligned
/ 2, buffer
);
1423 if (retval
!= ERROR_OK
)
1430 /* handle tail writes of less than 4 bytes */
1433 if ((retval
= target_read_memory(target
, address
, 1, size
, buffer
)) != ERROR_OK
)
1440 int target_checksum_memory(struct target
*target
, uint32_t address
, uint32_t size
, uint32_t* crc
)
1445 uint32_t checksum
= 0;
1446 if (!target_was_examined(target
))
1448 LOG_ERROR("Target not examined yet");
1452 if ((retval
= target
->type
->checksum_memory(target
, address
,
1453 size
, &checksum
)) != ERROR_OK
)
1455 buffer
= malloc(size
);
1458 LOG_ERROR("error allocating buffer for section (%d bytes)", (int)size
);
1459 return ERROR_INVALID_ARGUMENTS
;
1461 retval
= target_read_buffer(target
, address
, size
, buffer
);
1462 if (retval
!= ERROR_OK
)
1468 /* convert to target endianess */
1469 for (i
= 0; i
< (size
/sizeof(uint32_t)); i
++)
1471 uint32_t target_data
;
1472 target_data
= target_buffer_get_u32(target
, &buffer
[i
*sizeof(uint32_t)]);
1473 target_buffer_set_u32(target
, &buffer
[i
*sizeof(uint32_t)], target_data
);
1476 retval
= image_calculate_checksum(buffer
, size
, &checksum
);
1485 int target_blank_check_memory(struct target
*target
, uint32_t address
, uint32_t size
, uint32_t* blank
)
1488 if (!target_was_examined(target
))
1490 LOG_ERROR("Target not examined yet");
1494 if (target
->type
->blank_check_memory
== 0)
1495 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE
;
1497 retval
= target
->type
->blank_check_memory(target
, address
, size
, blank
);
1502 int target_read_u32(struct target
*target
, uint32_t address
, uint32_t *value
)
1504 uint8_t value_buf
[4];
1505 if (!target_was_examined(target
))
1507 LOG_ERROR("Target not examined yet");
1511 int retval
= target_read_memory(target
, address
, 4, 1, value_buf
);
1513 if (retval
== ERROR_OK
)
1515 *value
= target_buffer_get_u32(target
, value_buf
);
1516 LOG_DEBUG("address: 0x%8.8" PRIx32
", value: 0x%8.8" PRIx32
"",
1523 LOG_DEBUG("address: 0x%8.8" PRIx32
" failed",
1530 int target_read_u16(struct target
*target
, uint32_t address
, uint16_t *value
)
1532 uint8_t value_buf
[2];
1533 if (!target_was_examined(target
))
1535 LOG_ERROR("Target not examined yet");
1539 int retval
= target_read_memory(target
, address
, 2, 1, value_buf
);
1541 if (retval
== ERROR_OK
)
1543 *value
= target_buffer_get_u16(target
, value_buf
);
1544 LOG_DEBUG("address: 0x%8.8" PRIx32
", value: 0x%4.4x",
1551 LOG_DEBUG("address: 0x%8.8" PRIx32
" failed",
1558 int target_read_u8(struct target
*target
, uint32_t address
, uint8_t *value
)
1560 int retval
= target_read_memory(target
, address
, 1, 1, value
);
1561 if (!target_was_examined(target
))
1563 LOG_ERROR("Target not examined yet");
1567 if (retval
== ERROR_OK
)
1569 LOG_DEBUG("address: 0x%8.8" PRIx32
", value: 0x%2.2x",
1576 LOG_DEBUG("address: 0x%8.8" PRIx32
" failed",
1583 int target_write_u32(struct target
*target
, uint32_t address
, uint32_t value
)
1586 uint8_t value_buf
[4];
1587 if (!target_was_examined(target
))
1589 LOG_ERROR("Target not examined yet");
1593 LOG_DEBUG("address: 0x%8.8" PRIx32
", value: 0x%8.8" PRIx32
"",
1597 target_buffer_set_u32(target
, value_buf
, value
);
1598 if ((retval
= target_write_memory(target
, address
, 4, 1, value_buf
)) != ERROR_OK
)
1600 LOG_DEBUG("failed: %i", retval
);
1606 int target_write_u16(struct target
*target
, uint32_t address
, uint16_t value
)
1609 uint8_t value_buf
[2];
1610 if (!target_was_examined(target
))
1612 LOG_ERROR("Target not examined yet");
1616 LOG_DEBUG("address: 0x%8.8" PRIx32
", value: 0x%8.8x",
1620 target_buffer_set_u16(target
, value_buf
, value
);
1621 if ((retval
= target_write_memory(target
, address
, 2, 1, value_buf
)) != ERROR_OK
)
1623 LOG_DEBUG("failed: %i", retval
);
1629 int target_write_u8(struct target
*target
, uint32_t address
, uint8_t value
)
1632 if (!target_was_examined(target
))
1634 LOG_ERROR("Target not examined yet");
1638 LOG_DEBUG("address: 0x%8.8" PRIx32
", value: 0x%2.2x",
1641 if ((retval
= target_write_memory(target
, address
, 1, 1, &value
)) != ERROR_OK
)
1643 LOG_DEBUG("failed: %i", retval
);
1649 COMMAND_HANDLER(handle_targets_command
)
1651 struct target
*target
= all_targets
;
1655 target
= get_target(CMD_ARGV
[0]);
1656 if (target
== NULL
) {
1657 command_print(CMD_CTX
,"Target: %s is unknown, try one of:\n", CMD_ARGV
[0]);
1660 if (!target
->tap
->enabled
) {
1661 command_print(CMD_CTX
,"Target: TAP %s is disabled, "
1662 "can't be the current target\n",
1663 target
->tap
->dotted_name
);
1667 CMD_CTX
->current_target
= target
->target_number
;
1672 target
= all_targets
;
1673 command_print(CMD_CTX
, " TargetName Type Endian TapName State ");
1674 command_print(CMD_CTX
, "-- ------------------ ---------- ------ ------------------ ------------");
1680 if (target
->tap
->enabled
)
1681 state
= target_state_name( target
);
1683 state
= "tap-disabled";
1685 if (CMD_CTX
->current_target
== target
->target_number
)
1688 /* keep columns lined up to match the headers above */
1689 command_print(CMD_CTX
, "%2d%c %-18s %-10s %-6s %-18s %s",
1690 target
->target_number
,
1692 target_name(target
),
1693 target_type_name(target
),
1694 Jim_Nvp_value2name_simple(nvp_target_endian
,
1695 target
->endianness
)->name
,
1696 target
->tap
->dotted_name
,
1698 target
= target
->next
;
1704 /* every 300ms we check for reset & powerdropout and issue a "reset halt" if so. */
1706 static int powerDropout
;
1707 static int srstAsserted
;
1709 static int runPowerRestore
;
1710 static int runPowerDropout
;
1711 static int runSrstAsserted
;
1712 static int runSrstDeasserted
;
1714 static int sense_handler(void)
1716 static int prevSrstAsserted
= 0;
1717 static int prevPowerdropout
= 0;
1720 if ((retval
= jtag_power_dropout(&powerDropout
)) != ERROR_OK
)
1724 powerRestored
= prevPowerdropout
&& !powerDropout
;
1727 runPowerRestore
= 1;
1730 long long current
= timeval_ms();
1731 static long long lastPower
= 0;
1732 int waitMore
= lastPower
+ 2000 > current
;
1733 if (powerDropout
&& !waitMore
)
1735 runPowerDropout
= 1;
1736 lastPower
= current
;
1739 if ((retval
= jtag_srst_asserted(&srstAsserted
)) != ERROR_OK
)
1743 srstDeasserted
= prevSrstAsserted
&& !srstAsserted
;
1745 static long long lastSrst
= 0;
1746 waitMore
= lastSrst
+ 2000 > current
;
1747 if (srstDeasserted
&& !waitMore
)
1749 runSrstDeasserted
= 1;
1753 if (!prevSrstAsserted
&& srstAsserted
)
1755 runSrstAsserted
= 1;
1758 prevSrstAsserted
= srstAsserted
;
1759 prevPowerdropout
= powerDropout
;
1761 if (srstDeasserted
|| powerRestored
)
1763 /* Other than logging the event we can't do anything here.
1764 * Issuing a reset is a particularly bad idea as we might
1765 * be inside a reset already.
1772 /* process target state changes */
1773 static int handle_target(void *priv
)
1775 Jim_Interp
*interp
= (Jim_Interp
*)priv
;
1776 int retval
= ERROR_OK
;
1778 /* we do not want to recurse here... */
1779 static int recursive
= 0;
1784 /* danger! running these procedures can trigger srst assertions and power dropouts.
1785 * We need to avoid an infinite loop/recursion here and we do that by
1786 * clearing the flags after running these events.
1788 int did_something
= 0;
1789 if (runSrstAsserted
)
1791 LOG_INFO("srst asserted detected, running srst_asserted proc.");
1792 Jim_Eval(interp
, "srst_asserted");
1795 if (runSrstDeasserted
)
1797 Jim_Eval(interp
, "srst_deasserted");
1800 if (runPowerDropout
)
1802 LOG_INFO("Power dropout detected, running power_dropout proc.");
1803 Jim_Eval(interp
, "power_dropout");
1806 if (runPowerRestore
)
1808 Jim_Eval(interp
, "power_restore");
1814 /* clear detect flags */
1818 /* clear action flags */
1820 runSrstAsserted
= 0;
1821 runSrstDeasserted
= 0;
1822 runPowerRestore
= 0;
1823 runPowerDropout
= 0;
1828 /* Poll targets for state changes unless that's globally disabled.
1829 * Skip targets that are currently disabled.
1831 for (struct target
*target
= all_targets
;
1832 is_jtag_poll_safe() && target
;
1833 target
= target
->next
)
1835 if (!target
->tap
->enabled
)
1838 /* only poll target if we've got power and srst isn't asserted */
1839 if (!powerDropout
&& !srstAsserted
)
1841 /* polling may fail silently until the target has been examined */
1842 if ((retval
= target_poll(target
)) != ERROR_OK
)
1844 /* FIX!!!!! If we add a LOG_INFO() here to output a line in GDB
1845 * *why* we are aborting GDB, then we'll spam telnet when the
1846 * poll is failing persistently.
1848 * If we could implement an event that detected the
1849 * target going from non-pollable to pollable, we could issue
1850 * an error only upon the transition.
1852 target_call_event_callbacks(target
, TARGET_EVENT_GDB_HALT
);
1861 COMMAND_HANDLER(handle_reg_command
)
1863 struct target
*target
;
1864 struct reg
*reg
= NULL
;
1870 target
= get_current_target(CMD_CTX
);
1872 /* list all available registers for the current target */
1875 struct reg_cache
*cache
= target
->reg_cache
;
1882 command_print(CMD_CTX
, "===== %s", cache
->name
);
1884 for (i
= 0, reg
= cache
->reg_list
;
1885 i
< cache
->num_regs
;
1886 i
++, reg
++, count
++)
1888 /* only print cached values if they are valid */
1890 value
= buf_to_str(reg
->value
,
1892 command_print(CMD_CTX
,
1893 "(%i) %s (/%" PRIu32
"): 0x%s%s",
1901 command_print(CMD_CTX
, "(%i) %s (/%" PRIu32
")",
1906 cache
= cache
->next
;
1912 /* access a single register by its ordinal number */
1913 if ((CMD_ARGV
[0][0] >= '0') && (CMD_ARGV
[0][0] <= '9'))
1916 COMMAND_PARSE_NUMBER(uint
, CMD_ARGV
[0], num
);
1918 struct reg_cache
*cache
= target
->reg_cache
;
1923 for (i
= 0; i
< cache
->num_regs
; i
++)
1927 reg
= &cache
->reg_list
[i
];
1933 cache
= cache
->next
;
1938 command_print(CMD_CTX
, "%i is out of bounds, the current target has only %i registers (0 - %i)", num
, count
, count
- 1);
1941 } else /* access a single register by its name */
1943 reg
= register_get_by_name(target
->reg_cache
, CMD_ARGV
[0], 1);
1947 command_print(CMD_CTX
, "register %s not found in current target", CMD_ARGV
[0]);
1952 /* display a register */
1953 if ((CMD_ARGC
== 1) || ((CMD_ARGC
== 2) && !((CMD_ARGV
[1][0] >= '0') && (CMD_ARGV
[1][0] <= '9'))))
1955 if ((CMD_ARGC
== 2) && (strcmp(CMD_ARGV
[1], "force") == 0))
1958 if (reg
->valid
== 0)
1960 reg
->type
->get(reg
);
1962 value
= buf_to_str(reg
->value
, reg
->size
, 16);
1963 command_print(CMD_CTX
, "%s (/%i): 0x%s", reg
->name
, (int)(reg
->size
), value
);
1968 /* set register value */
1971 uint8_t *buf
= malloc(DIV_ROUND_UP(reg
->size
, 8));
1972 str_to_buf(CMD_ARGV
[1], strlen(CMD_ARGV
[1]), buf
, reg
->size
, 0);
1974 reg
->type
->set(reg
, buf
);
1976 value
= buf_to_str(reg
->value
, reg
->size
, 16);
1977 command_print(CMD_CTX
, "%s (/%i): 0x%s", reg
->name
, (int)(reg
->size
), value
);
1985 command_print(CMD_CTX
, "usage: reg <#|name> [value]");
1990 COMMAND_HANDLER(handle_poll_command
)
1992 int retval
= ERROR_OK
;
1993 struct target
*target
= get_current_target(CMD_CTX
);
1997 command_print(CMD_CTX
, "background polling: %s",
1998 jtag_poll_get_enabled() ? "on" : "off");
1999 command_print(CMD_CTX
, "TAP: %s (%s)",
2000 target
->tap
->dotted_name
,
2001 target
->tap
->enabled
? "enabled" : "disabled");
2002 if (!target
->tap
->enabled
)
2004 if ((retval
= target_poll(target
)) != ERROR_OK
)
2006 if ((retval
= target_arch_state(target
)) != ERROR_OK
)
2009 else if (CMD_ARGC
== 1)
2012 COMMAND_PARSE_ON_OFF(CMD_ARGV
[0], enable
);
2013 jtag_poll_set_enabled(enable
);
2017 return ERROR_COMMAND_SYNTAX_ERROR
;
2023 COMMAND_HANDLER(handle_wait_halt_command
)
2026 return ERROR_COMMAND_SYNTAX_ERROR
;
2031 int retval
= parse_uint(CMD_ARGV
[0], &ms
);
2032 if (ERROR_OK
!= retval
)
2034 command_print(CMD_CTX
, "usage: %s [seconds]", CMD_NAME
);
2035 return ERROR_COMMAND_SYNTAX_ERROR
;
2037 // convert seconds (given) to milliseconds (needed)
2041 struct target
*target
= get_current_target(CMD_CTX
);
2042 return target_wait_state(target
, TARGET_HALTED
, ms
);
2045 /* wait for target state to change. The trick here is to have a low
2046 * latency for short waits and not to suck up all the CPU time
2049 * After 500ms, keep_alive() is invoked
2051 int target_wait_state(struct target
*target
, enum target_state state
, int ms
)
2054 long long then
= 0, cur
;
2059 if ((retval
= target_poll(target
)) != ERROR_OK
)
2061 if (target
->state
== state
)
2069 then
= timeval_ms();
2070 LOG_DEBUG("waiting for target %s...",
2071 Jim_Nvp_value2name_simple(nvp_target_state
,state
)->name
);
2079 if ((cur
-then
) > ms
)
2081 LOG_ERROR("timed out while waiting for target %s",
2082 Jim_Nvp_value2name_simple(nvp_target_state
,state
)->name
);
2090 COMMAND_HANDLER(handle_halt_command
)
2094 struct target
*target
= get_current_target(CMD_CTX
);
2095 int retval
= target_halt(target
);
2096 if (ERROR_OK
!= retval
)
2102 retval
= parse_uint(CMD_ARGV
[0], &wait
);
2103 if (ERROR_OK
!= retval
)
2104 return ERROR_COMMAND_SYNTAX_ERROR
;
2109 return CALL_COMMAND_HANDLER(handle_wait_halt_command
);
2112 COMMAND_HANDLER(handle_soft_reset_halt_command
)
2114 struct target
*target
= get_current_target(CMD_CTX
);
2116 LOG_USER("requesting target halt and executing a soft reset");
2118 target
->type
->soft_reset_halt(target
);
2123 COMMAND_HANDLER(handle_reset_command
)
2126 return ERROR_COMMAND_SYNTAX_ERROR
;
2128 enum target_reset_mode reset_mode
= RESET_RUN
;
2132 n
= Jim_Nvp_name2value_simple(nvp_reset_modes
, CMD_ARGV
[0]);
2133 if ((n
->name
== NULL
) || (n
->value
== RESET_UNKNOWN
)) {
2134 return ERROR_COMMAND_SYNTAX_ERROR
;
2136 reset_mode
= n
->value
;
2139 /* reset *all* targets */
2140 return target_process_reset(CMD_CTX
, reset_mode
);
2144 COMMAND_HANDLER(handle_resume_command
)
2148 return ERROR_COMMAND_SYNTAX_ERROR
;
2150 struct target
*target
= get_current_target(CMD_CTX
);
2151 target_handle_event(target
, TARGET_EVENT_OLD_pre_resume
);
2153 /* with no CMD_ARGV, resume from current pc, addr = 0,
2154 * with one arguments, addr = CMD_ARGV[0],
2155 * handle breakpoints, not debugging */
2159 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], addr
);
2163 return target_resume(target
, current
, addr
, 1, 0);
2166 COMMAND_HANDLER(handle_step_command
)
2169 return ERROR_COMMAND_SYNTAX_ERROR
;
2173 /* with no CMD_ARGV, step from current pc, addr = 0,
2174 * with one argument addr = CMD_ARGV[0],
2175 * handle breakpoints, debugging */
2180 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], addr
);
2184 struct target
*target
= get_current_target(CMD_CTX
);
2186 return target
->type
->step(target
, current_pc
, addr
, 1);
2189 static void handle_md_output(struct command_context
*cmd_ctx
,
2190 struct target
*target
, uint32_t address
, unsigned size
,
2191 unsigned count
, const uint8_t *buffer
)
2193 const unsigned line_bytecnt
= 32;
2194 unsigned line_modulo
= line_bytecnt
/ size
;
2196 char output
[line_bytecnt
* 4 + 1];
2197 unsigned output_len
= 0;
2199 const char *value_fmt
;
2201 case 4: value_fmt
= "%8.8x "; break;
2202 case 2: value_fmt
= "%4.4x "; break;
2203 case 1: value_fmt
= "%2.2x "; break;
2205 /* "can't happen", caller checked */
2206 LOG_ERROR("invalid memory read size: %u", size
);
2210 for (unsigned i
= 0; i
< count
; i
++)
2212 if (i
% line_modulo
== 0)
2214 output_len
+= snprintf(output
+ output_len
,
2215 sizeof(output
) - output_len
,
2217 (unsigned)(address
+ (i
*size
)));
2221 const uint8_t *value_ptr
= buffer
+ i
* size
;
2223 case 4: value
= target_buffer_get_u32(target
, value_ptr
); break;
2224 case 2: value
= target_buffer_get_u16(target
, value_ptr
); break;
2225 case 1: value
= *value_ptr
;
2227 output_len
+= snprintf(output
+ output_len
,
2228 sizeof(output
) - output_len
,
2231 if ((i
% line_modulo
== line_modulo
- 1) || (i
== count
- 1))
2233 command_print(cmd_ctx
, "%s", output
);
2239 COMMAND_HANDLER(handle_md_command
)
2242 return ERROR_COMMAND_SYNTAX_ERROR
;
2245 switch (CMD_NAME
[2]) {
2246 case 'w': size
= 4; break;
2247 case 'h': size
= 2; break;
2248 case 'b': size
= 1; break;
2249 default: return ERROR_COMMAND_SYNTAX_ERROR
;
2252 bool physical
=strcmp(CMD_ARGV
[0], "phys")==0;
2253 int (*fn
)(struct target
*target
,
2254 uint32_t address
, uint32_t size
, uint32_t count
, uint8_t *buffer
);
2259 fn
=target_read_phys_memory
;
2262 fn
=target_read_memory
;
2264 if ((CMD_ARGC
< 1) || (CMD_ARGC
> 2))
2266 return ERROR_COMMAND_SYNTAX_ERROR
;
2270 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], address
);
2274 COMMAND_PARSE_NUMBER(uint
, CMD_ARGV
[1], count
);
2276 uint8_t *buffer
= calloc(count
, size
);
2278 struct target
*target
= get_current_target(CMD_CTX
);
2279 int retval
= fn(target
, address
, size
, count
, buffer
);
2280 if (ERROR_OK
== retval
)
2281 handle_md_output(CMD_CTX
, target
, address
, size
, count
, buffer
);
2288 COMMAND_HANDLER(handle_mw_command
)
2292 return ERROR_COMMAND_SYNTAX_ERROR
;
2294 bool physical
=strcmp(CMD_ARGV
[0], "phys")==0;
2295 int (*fn
)(struct target
*target
,
2296 uint32_t address
, uint32_t size
, uint32_t count
, uint8_t *buffer
);
2301 fn
=target_write_phys_memory
;
2304 fn
=target_write_memory
;
2306 if ((CMD_ARGC
< 2) || (CMD_ARGC
> 3))
2307 return ERROR_COMMAND_SYNTAX_ERROR
;
2310 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], address
);
2313 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], value
);
2317 COMMAND_PARSE_NUMBER(uint
, CMD_ARGV
[2], count
);
2319 struct target
*target
= get_current_target(CMD_CTX
);
2321 uint8_t value_buf
[4];
2322 switch (CMD_NAME
[2])
2326 target_buffer_set_u32(target
, value_buf
, value
);
2330 target_buffer_set_u16(target
, value_buf
, value
);
2334 value_buf
[0] = value
;
2337 return ERROR_COMMAND_SYNTAX_ERROR
;
2339 for (unsigned i
= 0; i
< count
; i
++)
2341 int retval
= fn(target
,
2342 address
+ i
* wordsize
, wordsize
, 1, value_buf
);
2343 if (ERROR_OK
!= retval
)
2352 static COMMAND_HELPER(parse_load_image_command_CMD_ARGV
, struct image
*image
,
2353 uint32_t *min_address
, uint32_t *max_address
)
2355 if (CMD_ARGC
< 1 || CMD_ARGC
> 5)
2356 return ERROR_COMMAND_SYNTAX_ERROR
;
2358 /* a base address isn't always necessary,
2359 * default to 0x0 (i.e. don't relocate) */
2363 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], addr
);
2364 image
->base_address
= addr
;
2365 image
->base_address_set
= 1;
2368 image
->base_address_set
= 0;
2370 image
->start_address_set
= 0;
2374 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[3], *min_address
);
2378 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[4], *max_address
);
2379 // use size (given) to find max (required)
2380 *max_address
+= *min_address
;
2383 if (*min_address
> *max_address
)
2384 return ERROR_COMMAND_SYNTAX_ERROR
;
2389 COMMAND_HANDLER(handle_load_image_command
)
2393 uint32_t image_size
;
2394 uint32_t min_address
= 0;
2395 uint32_t max_address
= 0xffffffff;
2399 int retval
= CALL_COMMAND_HANDLER(parse_load_image_command_CMD_ARGV
,
2400 &image
, &min_address
, &max_address
);
2401 if (ERROR_OK
!= retval
)
2404 struct target
*target
= get_current_target(CMD_CTX
);
2406 struct duration bench
;
2407 duration_start(&bench
);
2409 if (image_open(&image
, CMD_ARGV
[0], (CMD_ARGC
>= 3) ? CMD_ARGV
[2] : NULL
) != ERROR_OK
)
2416 for (i
= 0; i
< image
.num_sections
; i
++)
2418 buffer
= malloc(image
.sections
[i
].size
);
2421 command_print(CMD_CTX
,
2422 "error allocating buffer for section (%d bytes)",
2423 (int)(image
.sections
[i
].size
));
2427 if ((retval
= image_read_section(&image
, i
, 0x0, image
.sections
[i
].size
, buffer
, &buf_cnt
)) != ERROR_OK
)
2433 uint32_t offset
= 0;
2434 uint32_t length
= buf_cnt
;
2436 /* DANGER!!! beware of unsigned comparision here!!! */
2438 if ((image
.sections
[i
].base_address
+ buf_cnt
>= min_address
)&&
2439 (image
.sections
[i
].base_address
< max_address
))
2441 if (image
.sections
[i
].base_address
< min_address
)
2443 /* clip addresses below */
2444 offset
+= min_address
-image
.sections
[i
].base_address
;
2448 if (image
.sections
[i
].base_address
+ buf_cnt
> max_address
)
2450 length
-= (image
.sections
[i
].base_address
+ buf_cnt
)-max_address
;
2453 if ((retval
= target_write_buffer(target
, image
.sections
[i
].base_address
+ offset
, length
, buffer
+ offset
)) != ERROR_OK
)
2458 image_size
+= length
;
2459 command_print(CMD_CTX
, "%u bytes written at address 0x%8.8" PRIx32
"",
2460 (unsigned int)length
,
2461 image
.sections
[i
].base_address
+ offset
);
2467 if ((ERROR_OK
== retval
) && (duration_measure(&bench
) == ERROR_OK
))
2469 command_print(CMD_CTX
, "downloaded %" PRIu32
" bytes "
2470 "in %fs (%0.3f kb/s)", image_size
,
2471 duration_elapsed(&bench
), duration_kbps(&bench
, image_size
));
2474 image_close(&image
);
2480 COMMAND_HANDLER(handle_dump_image_command
)
2482 struct fileio fileio
;
2484 uint8_t buffer
[560];
2488 struct target
*target
= get_current_target(CMD_CTX
);
2492 command_print(CMD_CTX
, "usage: dump_image <filename> <address> <size>");
2497 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], address
);
2499 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[2], size
);
2501 if (fileio_open(&fileio
, CMD_ARGV
[0], FILEIO_WRITE
, FILEIO_BINARY
) != ERROR_OK
)
2506 struct duration bench
;
2507 duration_start(&bench
);
2509 int retval
= ERROR_OK
;
2512 size_t size_written
;
2513 uint32_t this_run_size
= (size
> 560) ? 560 : size
;
2514 retval
= target_read_buffer(target
, address
, this_run_size
, buffer
);
2515 if (retval
!= ERROR_OK
)
2520 retval
= fileio_write(&fileio
, this_run_size
, buffer
, &size_written
);
2521 if (retval
!= ERROR_OK
)
2526 size
-= this_run_size
;
2527 address
+= this_run_size
;
2530 if ((retvaltemp
= fileio_close(&fileio
)) != ERROR_OK
)
2533 if ((ERROR_OK
== retval
) && (duration_measure(&bench
) == ERROR_OK
))
2535 command_print(CMD_CTX
,
2536 "dumped %ld bytes in %fs (%0.3f kb/s)", (long)fileio
.size
,
2537 duration_elapsed(&bench
), duration_kbps(&bench
, fileio
.size
));
2543 static COMMAND_HELPER(handle_verify_image_command_internal
, int verify
)
2547 uint32_t image_size
;
2550 uint32_t checksum
= 0;
2551 uint32_t mem_checksum
= 0;
2555 struct target
*target
= get_current_target(CMD_CTX
);
2559 return ERROR_COMMAND_SYNTAX_ERROR
;
2564 LOG_ERROR("no target selected");
2568 struct duration bench
;
2569 duration_start(&bench
);
2574 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], addr
);
2575 image
.base_address
= addr
;
2576 image
.base_address_set
= 1;
2580 image
.base_address_set
= 0;
2581 image
.base_address
= 0x0;
2584 image
.start_address_set
= 0;
2586 if ((retval
= image_open(&image
, CMD_ARGV
[0], (CMD_ARGC
== 3) ? CMD_ARGV
[2] : NULL
)) != ERROR_OK
)
2593 for (i
= 0; i
< image
.num_sections
; i
++)
2595 buffer
= malloc(image
.sections
[i
].size
);
2598 command_print(CMD_CTX
,
2599 "error allocating buffer for section (%d bytes)",
2600 (int)(image
.sections
[i
].size
));
2603 if ((retval
= image_read_section(&image
, i
, 0x0, image
.sections
[i
].size
, buffer
, &buf_cnt
)) != ERROR_OK
)
2611 /* calculate checksum of image */
2612 image_calculate_checksum(buffer
, buf_cnt
, &checksum
);
2614 retval
= target_checksum_memory(target
, image
.sections
[i
].base_address
, buf_cnt
, &mem_checksum
);
2615 if (retval
!= ERROR_OK
)
2621 if (checksum
!= mem_checksum
)
2623 /* failed crc checksum, fall back to a binary compare */
2626 command_print(CMD_CTX
, "checksum mismatch - attempting binary compare");
2628 data
= (uint8_t*)malloc(buf_cnt
);
2630 /* Can we use 32bit word accesses? */
2632 int count
= buf_cnt
;
2633 if ((count
% 4) == 0)
2638 retval
= target_read_memory(target
, image
.sections
[i
].base_address
, size
, count
, data
);
2639 if (retval
== ERROR_OK
)
2642 for (t
= 0; t
< buf_cnt
; t
++)
2644 if (data
[t
] != buffer
[t
])
2646 command_print(CMD_CTX
,
2647 "Verify operation failed address 0x%08x. Was 0x%02x instead of 0x%02x\n",
2648 (unsigned)(t
+ image
.sections
[i
].base_address
),
2653 retval
= ERROR_FAIL
;
2667 command_print(CMD_CTX
, "address 0x%08" PRIx32
" length 0x%08zx",
2668 image
.sections
[i
].base_address
,
2673 image_size
+= buf_cnt
;
2676 if ((ERROR_OK
== retval
) && (duration_measure(&bench
) == ERROR_OK
))
2678 command_print(CMD_CTX
, "verified %" PRIu32
" bytes "
2679 "in %fs (%0.3f kb/s)", image_size
,
2680 duration_elapsed(&bench
), duration_kbps(&bench
, image_size
));
2683 image_close(&image
);
2688 COMMAND_HANDLER(handle_verify_image_command
)
2690 return CALL_COMMAND_HANDLER(handle_verify_image_command_internal
, 1);
2693 COMMAND_HANDLER(handle_test_image_command
)
2695 return CALL_COMMAND_HANDLER(handle_verify_image_command_internal
, 0);
2698 static int handle_bp_command_list(struct command_context
*cmd_ctx
)
2700 struct target
*target
= get_current_target(cmd_ctx
);
2701 struct breakpoint
*breakpoint
= target
->breakpoints
;
2704 if (breakpoint
->type
== BKPT_SOFT
)
2706 char* buf
= buf_to_str(breakpoint
->orig_instr
,
2707 breakpoint
->length
, 16);
2708 command_print(cmd_ctx
, "0x%8.8" PRIx32
", 0x%x, %i, 0x%s",
2709 breakpoint
->address
,
2711 breakpoint
->set
, buf
);
2716 command_print(cmd_ctx
, "0x%8.8" PRIx32
", 0x%x, %i",
2717 breakpoint
->address
,
2718 breakpoint
->length
, breakpoint
->set
);
2721 breakpoint
= breakpoint
->next
;
2726 static int handle_bp_command_set(struct command_context
*cmd_ctx
,
2727 uint32_t addr
, uint32_t length
, int hw
)
2729 struct target
*target
= get_current_target(cmd_ctx
);
2730 int retval
= breakpoint_add(target
, addr
, length
, hw
);
2731 if (ERROR_OK
== retval
)
2732 command_print(cmd_ctx
, "breakpoint set at 0x%8.8" PRIx32
"", addr
);
2734 LOG_ERROR("Failure setting breakpoint");
2738 COMMAND_HANDLER(handle_bp_command
)
2741 return handle_bp_command_list(CMD_CTX
);
2743 if (CMD_ARGC
< 2 || CMD_ARGC
> 3)
2745 command_print(CMD_CTX
, "usage: bp <address> <length> ['hw']");
2746 return ERROR_COMMAND_SYNTAX_ERROR
;
2750 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], addr
);
2752 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], length
);
2757 if (strcmp(CMD_ARGV
[2], "hw") == 0)
2760 return ERROR_COMMAND_SYNTAX_ERROR
;
2763 return handle_bp_command_set(CMD_CTX
, addr
, length
, hw
);
2766 COMMAND_HANDLER(handle_rbp_command
)
2769 return ERROR_COMMAND_SYNTAX_ERROR
;
2772 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], addr
);
2774 struct target
*target
= get_current_target(CMD_CTX
);
2775 breakpoint_remove(target
, addr
);
2780 COMMAND_HANDLER(handle_wp_command
)
2782 struct target
*target
= get_current_target(CMD_CTX
);
2786 struct watchpoint
*watchpoint
= target
->watchpoints
;
2790 command_print(CMD_CTX
, "address: 0x%8.8" PRIx32
2791 ", len: 0x%8.8" PRIx32
2792 ", r/w/a: %i, value: 0x%8.8" PRIx32
2793 ", mask: 0x%8.8" PRIx32
,
2794 watchpoint
->address
,
2796 (int)watchpoint
->rw
,
2799 watchpoint
= watchpoint
->next
;
2804 enum watchpoint_rw type
= WPT_ACCESS
;
2806 uint32_t length
= 0;
2807 uint32_t data_value
= 0x0;
2808 uint32_t data_mask
= 0xffffffff;
2813 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[4], data_mask
);
2816 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[3], data_value
);
2819 switch (CMD_ARGV
[2][0])
2831 LOG_ERROR("invalid watchpoint mode ('%c')", CMD_ARGV
[2][0]);
2832 return ERROR_COMMAND_SYNTAX_ERROR
;
2836 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], length
);
2837 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], addr
);
2841 command_print(CMD_CTX
, "usage: wp [address length "
2842 "[(r|w|a) [value [mask]]]]");
2843 return ERROR_COMMAND_SYNTAX_ERROR
;
2846 int retval
= watchpoint_add(target
, addr
, length
, type
,
2847 data_value
, data_mask
);
2848 if (ERROR_OK
!= retval
)
2849 LOG_ERROR("Failure setting watchpoints");
2854 COMMAND_HANDLER(handle_rwp_command
)
2857 return ERROR_COMMAND_SYNTAX_ERROR
;
2860 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], addr
);
2862 struct target
*target
= get_current_target(CMD_CTX
);
2863 watchpoint_remove(target
, addr
);
2870 * Translate a virtual address to a physical address.
2872 * The low-level target implementation must have logged a detailed error
2873 * which is forwarded to telnet/GDB session.
2875 COMMAND_HANDLER(handle_virt2phys_command
)
2878 return ERROR_COMMAND_SYNTAX_ERROR
;
2881 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], va
);
2884 struct target
*target
= get_current_target(CMD_CTX
);
2885 int retval
= target
->type
->virt2phys(target
, va
, &pa
);
2886 if (retval
== ERROR_OK
)
2887 command_print(CMD_CTX
, "Physical address 0x%08" PRIx32
"", pa
);
2892 static void writeData(FILE *f
, const void *data
, size_t len
)
2894 size_t written
= fwrite(data
, 1, len
, f
);
2896 LOG_ERROR("failed to write %zu bytes: %s", len
, strerror(errno
));
2899 static void writeLong(FILE *f
, int l
)
2902 for (i
= 0; i
< 4; i
++)
2904 char c
= (l
>> (i
*8))&0xff;
2905 writeData(f
, &c
, 1);
2910 static void writeString(FILE *f
, char *s
)
2912 writeData(f
, s
, strlen(s
));
2915 /* Dump a gmon.out histogram file. */
2916 static void writeGmon(uint32_t *samples
, uint32_t sampleNum
, const char *filename
)
2919 FILE *f
= fopen(filename
, "w");
2922 writeString(f
, "gmon");
2923 writeLong(f
, 0x00000001); /* Version */
2924 writeLong(f
, 0); /* padding */
2925 writeLong(f
, 0); /* padding */
2926 writeLong(f
, 0); /* padding */
2928 uint8_t zero
= 0; /* GMON_TAG_TIME_HIST */
2929 writeData(f
, &zero
, 1);
2931 /* figure out bucket size */
2932 uint32_t min
= samples
[0];
2933 uint32_t max
= samples
[0];
2934 for (i
= 0; i
< sampleNum
; i
++)
2936 if (min
> samples
[i
])
2940 if (max
< samples
[i
])
2946 int addressSpace
= (max
-min
+ 1);
2948 static const uint32_t maxBuckets
= 256 * 1024; /* maximum buckets. */
2949 uint32_t length
= addressSpace
;
2950 if (length
> maxBuckets
)
2952 length
= maxBuckets
;
2954 int *buckets
= malloc(sizeof(int)*length
);
2955 if (buckets
== NULL
)
2960 memset(buckets
, 0, sizeof(int)*length
);
2961 for (i
= 0; i
< sampleNum
;i
++)
2963 uint32_t address
= samples
[i
];
2964 long long a
= address
-min
;
2965 long long b
= length
-1;
2966 long long c
= addressSpace
-1;
2967 int index
= (a
*b
)/c
; /* danger!!!! int32 overflows */
2971 /* append binary memory gmon.out &profile_hist_hdr ((char*)&profile_hist_hdr + sizeof(struct gmon_hist_hdr)) */
2972 writeLong(f
, min
); /* low_pc */
2973 writeLong(f
, max
); /* high_pc */
2974 writeLong(f
, length
); /* # of samples */
2975 writeLong(f
, 64000000); /* 64MHz */
2976 writeString(f
, "seconds");
2977 for (i
= 0; i
< (15-strlen("seconds")); i
++)
2978 writeData(f
, &zero
, 1);
2979 writeString(f
, "s");
2981 /*append binary memory gmon.out profile_hist_data (profile_hist_data + profile_hist_hdr.hist_size) */
2983 char *data
= malloc(2*length
);
2986 for (i
= 0; i
< length
;i
++)
2995 data
[i
*2 + 1]=(val
>> 8)&0xff;
2998 writeData(f
, data
, length
* 2);
3008 /* profiling samples the CPU PC as quickly as OpenOCD is able,
3009 * which will be used as a random sampling of PC */
3010 COMMAND_HANDLER(handle_profile_command
)
3012 struct target
*target
= get_current_target(CMD_CTX
);
3013 struct timeval timeout
, now
;
3015 gettimeofday(&timeout
, NULL
);
3018 return ERROR_COMMAND_SYNTAX_ERROR
;
3021 COMMAND_PARSE_NUMBER(uint
, CMD_ARGV
[0], offset
);
3023 timeval_add_time(&timeout
, offset
, 0);
3026 * @todo: Some cores let us sample the PC without the
3027 * annoying halt/resume step; for example, ARMv7 PCSR.
3028 * Provide a way to use that more efficient mechanism.
3031 command_print(CMD_CTX
, "Starting profiling. Halting and resuming the target as often as we can...");
3033 static const int maxSample
= 10000;
3034 uint32_t *samples
= malloc(sizeof(uint32_t)*maxSample
);
3035 if (samples
== NULL
)
3039 /* hopefully it is safe to cache! We want to stop/restart as quickly as possible. */
3040 struct reg
*reg
= register_get_by_name(target
->reg_cache
, "pc", 1);
3045 target_poll(target
);
3046 if (target
->state
== TARGET_HALTED
)
3048 uint32_t t
=*((uint32_t *)reg
->value
);
3049 samples
[numSamples
++]=t
;
3050 retval
= target_resume(target
, 1, 0, 0, 0); /* current pc, addr = 0, do not handle breakpoints, not debugging */
3051 target_poll(target
);
3052 alive_sleep(10); /* sleep 10ms, i.e. <100 samples/second. */
3053 } else if (target
->state
== TARGET_RUNNING
)
3055 /* We want to quickly sample the PC. */
3056 if ((retval
= target_halt(target
)) != ERROR_OK
)
3063 command_print(CMD_CTX
, "Target not halted or running");
3067 if (retval
!= ERROR_OK
)
3072 gettimeofday(&now
, NULL
);
3073 if ((numSamples
>= maxSample
) || ((now
.tv_sec
>= timeout
.tv_sec
) && (now
.tv_usec
>= timeout
.tv_usec
)))
3075 command_print(CMD_CTX
, "Profiling completed. %d samples.", numSamples
);
3076 if ((retval
= target_poll(target
)) != ERROR_OK
)
3081 if (target
->state
== TARGET_HALTED
)
3083 target_resume(target
, 1, 0, 0, 0); /* current pc, addr = 0, do not handle breakpoints, not debugging */
3085 if ((retval
= target_poll(target
)) != ERROR_OK
)
3090 writeGmon(samples
, numSamples
, CMD_ARGV
[1]);
3091 command_print(CMD_CTX
, "Wrote %s", CMD_ARGV
[1]);
3100 static int new_int_array_element(Jim_Interp
* interp
, const char *varname
, int idx
, uint32_t val
)
3103 Jim_Obj
*nameObjPtr
, *valObjPtr
;
3106 namebuf
= alloc_printf("%s(%d)", varname
, idx
);
3110 nameObjPtr
= Jim_NewStringObj(interp
, namebuf
, -1);
3111 valObjPtr
= Jim_NewIntObj(interp
, val
);
3112 if (!nameObjPtr
|| !valObjPtr
)
3118 Jim_IncrRefCount(nameObjPtr
);
3119 Jim_IncrRefCount(valObjPtr
);
3120 result
= Jim_SetVariable(interp
, nameObjPtr
, valObjPtr
);
3121 Jim_DecrRefCount(interp
, nameObjPtr
);
3122 Jim_DecrRefCount(interp
, valObjPtr
);
3124 /* printf("%s(%d) <= 0%08x\n", varname, idx, val); */
3128 static int jim_mem2array(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
3130 struct command_context
*context
;
3131 struct target
*target
;
3133 context
= Jim_GetAssocData(interp
, "context");
3134 if (context
== NULL
)
3136 LOG_ERROR("mem2array: no command context");
3139 target
= get_current_target(context
);
3142 LOG_ERROR("mem2array: no current target");
3146 return target_mem2array(interp
, target
, argc
-1, argv
+ 1);
3149 static int target_mem2array(Jim_Interp
*interp
, struct target
*target
, int argc
, Jim_Obj
*const *argv
)
3157 const char *varname
;
3161 /* argv[1] = name of array to receive the data
3162 * argv[2] = desired width
3163 * argv[3] = memory address
3164 * argv[4] = count of times to read
3167 Jim_WrongNumArgs(interp
, 1, argv
, "varname width addr nelems");
3170 varname
= Jim_GetString(argv
[0], &len
);
3171 /* given "foo" get space for worse case "foo(%d)" .. add 20 */
3173 e
= Jim_GetLong(interp
, argv
[1], &l
);
3179 e
= Jim_GetLong(interp
, argv
[2], &l
);
3184 e
= Jim_GetLong(interp
, argv
[3], &l
);
3200 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3201 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "Invalid width param, must be 8/16/32", NULL
);
3205 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3206 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "mem2array: zero width read?", NULL
);
3209 if ((addr
+ (len
* width
)) < addr
) {
3210 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3211 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "mem2array: addr + len - wraps to zero?", NULL
);
3214 /* absurd transfer size? */
3216 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3217 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "mem2array: absurd > 64K item request", NULL
);
3222 ((width
== 2) && ((addr
& 1) == 0)) ||
3223 ((width
== 4) && ((addr
& 3) == 0))) {
3227 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3228 sprintf(buf
, "mem2array address: 0x%08" PRIx32
" is not aligned for %" PRId32
" byte reads",
3231 Jim_AppendStrings(interp
, Jim_GetResult(interp
), buf
, NULL
);
3240 size_t buffersize
= 4096;
3241 uint8_t *buffer
= malloc(buffersize
);
3248 /* Slurp... in buffer size chunks */
3250 count
= len
; /* in objects.. */
3251 if (count
> (buffersize
/width
)) {
3252 count
= (buffersize
/width
);
3255 retval
= target_read_memory(target
, addr
, width
, count
, buffer
);
3256 if (retval
!= ERROR_OK
) {
3258 LOG_ERROR("mem2array: Read @ 0x%08x, w=%d, cnt=%d, failed",
3262 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3263 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "mem2array: cannot read memory", NULL
);
3267 v
= 0; /* shut up gcc */
3268 for (i
= 0 ;i
< count
;i
++, n
++) {
3271 v
= target_buffer_get_u32(target
, &buffer
[i
*width
]);
3274 v
= target_buffer_get_u16(target
, &buffer
[i
*width
]);
3277 v
= buffer
[i
] & 0x0ff;
3280 new_int_array_element(interp
, varname
, n
, v
);
3288 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3293 static int get_int_array_element(Jim_Interp
* interp
, const char *varname
, int idx
, uint32_t *val
)
3296 Jim_Obj
*nameObjPtr
, *valObjPtr
;
3300 namebuf
= alloc_printf("%s(%d)", varname
, idx
);
3304 nameObjPtr
= Jim_NewStringObj(interp
, namebuf
, -1);
3311 Jim_IncrRefCount(nameObjPtr
);
3312 valObjPtr
= Jim_GetVariable(interp
, nameObjPtr
, JIM_ERRMSG
);
3313 Jim_DecrRefCount(interp
, nameObjPtr
);
3315 if (valObjPtr
== NULL
)
3318 result
= Jim_GetLong(interp
, valObjPtr
, &l
);
3319 /* printf("%s(%d) => 0%08x\n", varname, idx, val); */
3324 static int jim_array2mem(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
3326 struct command_context
*context
;
3327 struct target
*target
;
3329 context
= Jim_GetAssocData(interp
, "context");
3330 if (context
== NULL
) {
3331 LOG_ERROR("array2mem: no command context");
3334 target
= get_current_target(context
);
3335 if (target
== NULL
) {
3336 LOG_ERROR("array2mem: no current target");
3340 return target_array2mem(interp
,target
, argc
-1, argv
+ 1);
3343 static int target_array2mem(Jim_Interp
*interp
, struct target
*target
,
3344 int argc
, Jim_Obj
*const *argv
)
3352 const char *varname
;
3356 /* argv[1] = name of array to get the data
3357 * argv[2] = desired width
3358 * argv[3] = memory address
3359 * argv[4] = count to write
3362 Jim_WrongNumArgs(interp
, 0, argv
, "varname width addr nelems");
3365 varname
= Jim_GetString(argv
[0], &len
);
3366 /* given "foo" get space for worse case "foo(%d)" .. add 20 */
3368 e
= Jim_GetLong(interp
, argv
[1], &l
);
3374 e
= Jim_GetLong(interp
, argv
[2], &l
);
3379 e
= Jim_GetLong(interp
, argv
[3], &l
);
3395 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3396 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "Invalid width param, must be 8/16/32", NULL
);
3400 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3401 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "array2mem: zero width read?", NULL
);
3404 if ((addr
+ (len
* width
)) < addr
) {
3405 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3406 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "array2mem: addr + len - wraps to zero?", NULL
);
3409 /* absurd transfer size? */
3411 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3412 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "array2mem: absurd > 64K item request", NULL
);
3417 ((width
== 2) && ((addr
& 1) == 0)) ||
3418 ((width
== 4) && ((addr
& 3) == 0))) {
3422 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3423 sprintf(buf
, "array2mem address: 0x%08x is not aligned for %d byte reads",
3426 Jim_AppendStrings(interp
, Jim_GetResult(interp
), buf
, NULL
);
3437 size_t buffersize
= 4096;
3438 uint8_t *buffer
= malloc(buffersize
);
3443 /* Slurp... in buffer size chunks */
3445 count
= len
; /* in objects.. */
3446 if (count
> (buffersize
/width
)) {
3447 count
= (buffersize
/width
);
3450 v
= 0; /* shut up gcc */
3451 for (i
= 0 ;i
< count
;i
++, n
++) {
3452 get_int_array_element(interp
, varname
, n
, &v
);
3455 target_buffer_set_u32(target
, &buffer
[i
*width
], v
);
3458 target_buffer_set_u16(target
, &buffer
[i
*width
], v
);
3461 buffer
[i
] = v
& 0x0ff;
3467 retval
= target_write_memory(target
, addr
, width
, count
, buffer
);
3468 if (retval
!= ERROR_OK
) {
3470 LOG_ERROR("array2mem: Write @ 0x%08x, w=%d, cnt=%d, failed",
3474 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3475 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "array2mem: cannot read memory", NULL
);
3483 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3488 void target_all_handle_event(enum target_event e
)
3490 struct target
*target
;
3492 LOG_DEBUG("**all*targets: event: %d, %s",
3494 Jim_Nvp_value2name_simple(nvp_target_event
, e
)->name
);
3496 target
= all_targets
;
3498 target_handle_event(target
, e
);
3499 target
= target
->next
;
3504 /* FIX? should we propagate errors here rather than printing them
3507 void target_handle_event(struct target
*target
, enum target_event e
)
3509 struct target_event_action
*teap
;
3511 for (teap
= target
->event_action
; teap
!= NULL
; teap
= teap
->next
) {
3512 if (teap
->event
== e
) {
3513 LOG_DEBUG("target: (%d) %s (%s) event: %d (%s) action: %s",
3514 target
->target_number
,
3515 target_name(target
),
3516 target_type_name(target
),
3518 Jim_Nvp_value2name_simple(nvp_target_event
, e
)->name
,
3519 Jim_GetString(teap
->body
, NULL
));
3520 if (Jim_EvalObj(teap
->interp
, teap
->body
) != JIM_OK
)
3522 Jim_PrintErrorMessage(teap
->interp
);
3529 * Returns true only if the target has a handler for the specified event.
3531 bool target_has_event_action(struct target
*target
, enum target_event event
)
3533 struct target_event_action
*teap
;
3535 for (teap
= target
->event_action
; teap
!= NULL
; teap
= teap
->next
) {
3536 if (teap
->event
== event
)
3542 enum target_cfg_param
{
3545 TCFG_WORK_AREA_VIRT
,
3546 TCFG_WORK_AREA_PHYS
,
3547 TCFG_WORK_AREA_SIZE
,
3548 TCFG_WORK_AREA_BACKUP
,
3551 TCFG_CHAIN_POSITION
,
3554 static Jim_Nvp nvp_config_opts
[] = {
3555 { .name
= "-type", .value
= TCFG_TYPE
},
3556 { .name
= "-event", .value
= TCFG_EVENT
},
3557 { .name
= "-work-area-virt", .value
= TCFG_WORK_AREA_VIRT
},
3558 { .name
= "-work-area-phys", .value
= TCFG_WORK_AREA_PHYS
},
3559 { .name
= "-work-area-size", .value
= TCFG_WORK_AREA_SIZE
},
3560 { .name
= "-work-area-backup", .value
= TCFG_WORK_AREA_BACKUP
},
3561 { .name
= "-endian" , .value
= TCFG_ENDIAN
},
3562 { .name
= "-variant", .value
= TCFG_VARIANT
},
3563 { .name
= "-chain-position", .value
= TCFG_CHAIN_POSITION
},
3565 { .name
= NULL
, .value
= -1 }
3568 static int target_configure(Jim_GetOptInfo
*goi
, struct target
*target
)
3576 /* parse config or cget options ... */
3577 while (goi
->argc
> 0) {
3578 Jim_SetEmptyResult(goi
->interp
);
3579 /* Jim_GetOpt_Debug(goi); */
3581 if (target
->type
->target_jim_configure
) {
3582 /* target defines a configure function */
3583 /* target gets first dibs on parameters */
3584 e
= (*(target
->type
->target_jim_configure
))(target
, goi
);
3593 /* otherwise we 'continue' below */
3595 e
= Jim_GetOpt_Nvp(goi
, nvp_config_opts
, &n
);
3597 Jim_GetOpt_NvpUnknown(goi
, nvp_config_opts
, 0);
3603 if (goi
->isconfigure
) {
3604 Jim_SetResult_sprintf(goi
->interp
,
3605 "not settable: %s", n
->name
);
3609 if (goi
->argc
!= 0) {
3610 Jim_WrongNumArgs(goi
->interp
,
3611 goi
->argc
, goi
->argv
,
3616 Jim_SetResultString(goi
->interp
,
3617 target_type_name(target
), -1);
3621 if (goi
->argc
== 0) {
3622 Jim_WrongNumArgs(goi
->interp
, goi
->argc
, goi
->argv
, "-event ?event-name? ...");
3626 e
= Jim_GetOpt_Nvp(goi
, nvp_target_event
, &n
);
3628 Jim_GetOpt_NvpUnknown(goi
, nvp_target_event
, 1);
3632 if (goi
->isconfigure
) {
3633 if (goi
->argc
!= 1) {
3634 Jim_WrongNumArgs(goi
->interp
, goi
->argc
, goi
->argv
, "-event ?event-name? ?EVENT-BODY?");
3638 if (goi
->argc
!= 0) {
3639 Jim_WrongNumArgs(goi
->interp
, goi
->argc
, goi
->argv
, "-event ?event-name?");
3645 struct target_event_action
*teap
;
3647 teap
= target
->event_action
;
3648 /* replace existing? */
3650 if (teap
->event
== (enum target_event
)n
->value
) {
3656 if (goi
->isconfigure
) {
3657 bool replace
= true;
3660 teap
= calloc(1, sizeof(*teap
));
3663 teap
->event
= n
->value
;
3664 teap
->interp
= goi
->interp
;
3665 Jim_GetOpt_Obj(goi
, &o
);
3667 Jim_DecrRefCount(teap
->interp
, teap
->body
);
3669 teap
->body
= Jim_DuplicateObj(goi
->interp
, o
);
3672 * Tcl/TK - "tk events" have a nice feature.
3673 * See the "BIND" command.
3674 * We should support that here.
3675 * You can specify %X and %Y in the event code.
3676 * The idea is: %T - target name.
3677 * The idea is: %N - target number
3678 * The idea is: %E - event name.
3680 Jim_IncrRefCount(teap
->body
);
3684 /* add to head of event list */
3685 teap
->next
= target
->event_action
;
3686 target
->event_action
= teap
;
3688 Jim_SetEmptyResult(goi
->interp
);
3692 Jim_SetEmptyResult(goi
->interp
);
3694 Jim_SetResult(goi
->interp
, Jim_DuplicateObj(goi
->interp
, teap
->body
));
3701 case TCFG_WORK_AREA_VIRT
:
3702 if (goi
->isconfigure
) {
3703 target_free_all_working_areas(target
);
3704 e
= Jim_GetOpt_Wide(goi
, &w
);
3708 target
->working_area_virt
= w
;
3709 target
->working_area_virt_spec
= true;
3711 if (goi
->argc
!= 0) {
3715 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->working_area_virt
));
3719 case TCFG_WORK_AREA_PHYS
:
3720 if (goi
->isconfigure
) {
3721 target_free_all_working_areas(target
);
3722 e
= Jim_GetOpt_Wide(goi
, &w
);
3726 target
->working_area_phys
= w
;
3727 target
->working_area_phys_spec
= true;
3729 if (goi
->argc
!= 0) {
3733 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->working_area_phys
));
3737 case TCFG_WORK_AREA_SIZE
:
3738 if (goi
->isconfigure
) {
3739 target_free_all_working_areas(target
);
3740 e
= Jim_GetOpt_Wide(goi
, &w
);
3744 target
->working_area_size
= w
;
3746 if (goi
->argc
!= 0) {
3750 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->working_area_size
));
3754 case TCFG_WORK_AREA_BACKUP
:
3755 if (goi
->isconfigure
) {
3756 target_free_all_working_areas(target
);
3757 e
= Jim_GetOpt_Wide(goi
, &w
);
3761 /* make this exactly 1 or 0 */
3762 target
->backup_working_area
= (!!w
);
3764 if (goi
->argc
!= 0) {
3768 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->backup_working_area
));
3769 /* loop for more e*/
3773 if (goi
->isconfigure
) {
3774 e
= Jim_GetOpt_Nvp(goi
, nvp_target_endian
, &n
);
3776 Jim_GetOpt_NvpUnknown(goi
, nvp_target_endian
, 1);
3779 target
->endianness
= n
->value
;
3781 if (goi
->argc
!= 0) {
3785 n
= Jim_Nvp_value2name_simple(nvp_target_endian
, target
->endianness
);
3786 if (n
->name
== NULL
) {
3787 target
->endianness
= TARGET_LITTLE_ENDIAN
;
3788 n
= Jim_Nvp_value2name_simple(nvp_target_endian
, target
->endianness
);
3790 Jim_SetResultString(goi
->interp
, n
->name
, -1);
3795 if (goi
->isconfigure
) {
3796 if (goi
->argc
< 1) {
3797 Jim_SetResult_sprintf(goi
->interp
,
3802 if (target
->variant
) {
3803 free((void *)(target
->variant
));
3805 e
= Jim_GetOpt_String(goi
, &cp
, NULL
);
3806 target
->variant
= strdup(cp
);
3808 if (goi
->argc
!= 0) {
3812 Jim_SetResultString(goi
->interp
, target
->variant
,-1);
3815 case TCFG_CHAIN_POSITION
:
3816 if (goi
->isconfigure
) {
3818 struct jtag_tap
*tap
;
3819 target_free_all_working_areas(target
);
3820 e
= Jim_GetOpt_Obj(goi
, &o
);
3824 tap
= jtag_tap_by_jim_obj(goi
->interp
, o
);
3828 /* make this exactly 1 or 0 */
3831 if (goi
->argc
!= 0) {
3835 Jim_SetResultString(goi
->interp
, target
->tap
->dotted_name
, -1);
3836 /* loop for more e*/
3839 } /* while (goi->argc) */
3842 /* done - we return */
3847 jim_target_configure(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
3851 Jim_GetOpt_Setup(&goi
, interp
, argc
- 1, argv
+ 1);
3852 goi
.isconfigure
= !strcmp(Jim_GetString(argv
[0], NULL
), "configure");
3853 int need_args
= 1 + goi
.isconfigure
;
3854 if (goi
.argc
< need_args
)
3856 Jim_WrongNumArgs(goi
.interp
, goi
.argc
, goi
.argv
,
3858 ? "missing: -option VALUE ..."
3859 : "missing: -option ...");
3862 struct target
*target
= Jim_CmdPrivData(goi
.interp
);
3863 return target_configure(&goi
, target
);
3866 static int jim_target_mw(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
3868 const char *cmd_name
= Jim_GetString(argv
[0], NULL
);
3871 Jim_GetOpt_Setup(&goi
, interp
, argc
- 1, argv
+ 1);
3873 if (goi
.argc
!= 2 && goi
.argc
!= 3)
3875 Jim_SetResult_sprintf(goi
.interp
,
3876 "usage: %s <address> <data> [<count>]", cmd_name
);
3881 int e
= Jim_GetOpt_Wide(&goi
, &a
);
3886 e
= Jim_GetOpt_Wide(&goi
, &b
);
3893 e
= Jim_GetOpt_Wide(&goi
, &c
);
3898 struct target
*target
= Jim_CmdPrivData(goi
.interp
);
3899 uint8_t target_buf
[32];
3900 if (strcasecmp(cmd_name
, "mww") == 0) {
3901 target_buffer_set_u32(target
, target_buf
, b
);
3904 else if (strcasecmp(cmd_name
, "mwh") == 0) {
3905 target_buffer_set_u16(target
, target_buf
, b
);
3908 else if (strcasecmp(cmd_name
, "mwb") == 0) {
3909 target_buffer_set_u8(target
, target_buf
, b
);
3912 LOG_ERROR("command '%s' unknown: ", cmd_name
);
3916 for (jim_wide x
= 0; x
< c
; x
++)
3918 e
= target_write_memory(target
, a
, b
, 1, target_buf
);
3921 Jim_SetResult_sprintf(interp
,
3922 "Error writing @ 0x%08x: %d\n", (int)(a
), e
);
3931 static int jim_target_md(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
3933 const char *cmd_name
= Jim_GetString(argv
[0], NULL
);
3936 Jim_GetOpt_Setup(&goi
, interp
, argc
- 1, argv
+ 1);
3938 if ((goi
.argc
== 2) || (goi
.argc
== 3))
3940 Jim_SetResult_sprintf(goi
.interp
,
3941 "usage: %s <address> [<count>]", cmd_name
);
3946 int e
= Jim_GetOpt_Wide(&goi
, &a
);
3952 e
= Jim_GetOpt_Wide(&goi
, &c
);
3959 jim_wide b
= 1; /* shut up gcc */
3960 if (strcasecmp(cmd_name
, "mdw") == 0)
3962 else if (strcasecmp(cmd_name
, "mdh") == 0)
3964 else if (strcasecmp(cmd_name
, "mdb") == 0)
3967 LOG_ERROR("command '%s' unknown: ", cmd_name
);
3971 /* convert count to "bytes" */
3974 struct target
*target
= Jim_CmdPrivData(goi
.interp
);
3975 uint8_t target_buf
[32];
3982 e
= target_read_memory(target
, a
, b
, y
/ b
, target_buf
);
3983 if (e
!= ERROR_OK
) {
3984 Jim_SetResult_sprintf(interp
, "error reading target @ 0x%08lx", (int)(a
));
3988 Jim_fprintf(interp
, interp
->cookie_stdout
, "0x%08x ", (int)(a
));
3991 for (x
= 0; x
< 16 && x
< y
; x
+= 4)
3993 z
= target_buffer_get_u32(target
, &(target_buf
[ x
* 4 ]));
3994 Jim_fprintf(interp
, interp
->cookie_stdout
, "%08x ", (int)(z
));
3996 for (; (x
< 16) ; x
+= 4) {
3997 Jim_fprintf(interp
, interp
->cookie_stdout
, " ");
4001 for (x
= 0; x
< 16 && x
< y
; x
+= 2)
4003 z
= target_buffer_get_u16(target
, &(target_buf
[ x
* 2 ]));
4004 Jim_fprintf(interp
, interp
->cookie_stdout
, "%04x ", (int)(z
));
4006 for (; (x
< 16) ; x
+= 2) {
4007 Jim_fprintf(interp
, interp
->cookie_stdout
, " ");
4012 for (x
= 0 ; (x
< 16) && (x
< y
) ; x
+= 1) {
4013 z
= target_buffer_get_u8(target
, &(target_buf
[ x
* 4 ]));
4014 Jim_fprintf(interp
, interp
->cookie_stdout
, "%02x ", (int)(z
));
4016 for (; (x
< 16) ; x
+= 1) {
4017 Jim_fprintf(interp
, interp
->cookie_stdout
, " ");
4021 /* ascii-ify the bytes */
4022 for (x
= 0 ; x
< y
; x
++) {
4023 if ((target_buf
[x
] >= 0x20) &&
4024 (target_buf
[x
] <= 0x7e)) {
4028 target_buf
[x
] = '.';
4033 target_buf
[x
] = ' ';
4038 /* print - with a newline */
4039 Jim_fprintf(interp
, interp
->cookie_stdout
, "%s\n", target_buf
);
4047 static int jim_target_mem2array(Jim_Interp
*interp
,
4048 int argc
, Jim_Obj
*const *argv
)
4050 struct target
*target
= Jim_CmdPrivData(interp
);
4051 return target_mem2array(interp
, target
, argc
- 1, argv
+ 1);
4054 static int jim_target_array2mem(Jim_Interp
*interp
,
4055 int argc
, Jim_Obj
*const *argv
)
4057 struct target
*target
= Jim_CmdPrivData(interp
);
4058 return target_array2mem(interp
, target
, argc
- 1, argv
+ 1);
4061 static int jim_target_tap_disabled(Jim_Interp
*interp
)
4063 Jim_SetResult_sprintf(interp
, "[TAP is disabled]");
4067 static int jim_target_examine(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4071 Jim_WrongNumArgs(interp
, 1, argv
, "[no parameters]");
4074 struct target
*target
= Jim_CmdPrivData(interp
);
4075 if (!target
->tap
->enabled
)
4076 return jim_target_tap_disabled(interp
);
4078 int e
= target
->type
->examine(target
);
4081 Jim_SetResult_sprintf(interp
, "examine-fails: %d", e
);
4087 static int jim_target_halt_gdb(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4091 Jim_WrongNumArgs(interp
, 1, argv
, "[no parameters]");
4094 struct target
*target
= Jim_CmdPrivData(interp
);
4096 if (target_call_event_callbacks(target
, TARGET_EVENT_GDB_HALT
) != ERROR_OK
)
4102 static int jim_target_poll(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4106 Jim_WrongNumArgs(interp
, 1, argv
, "[no parameters]");
4109 struct target
*target
= Jim_CmdPrivData(interp
);
4110 if (!target
->tap
->enabled
)
4111 return jim_target_tap_disabled(interp
);
4114 if (!(target_was_examined(target
))) {
4115 e
= ERROR_TARGET_NOT_EXAMINED
;
4117 e
= target
->type
->poll(target
);
4121 Jim_SetResult_sprintf(interp
, "poll-fails: %d", e
);
4127 static int jim_target_reset(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4130 Jim_GetOpt_Setup(&goi
, interp
, argc
- 1, argv
+ 1);
4134 Jim_WrongNumArgs(interp
, 0, argv
,
4135 "([tT]|[fF]|assert|deassert) BOOL");
4140 int e
= Jim_GetOpt_Nvp(&goi
, nvp_assert
, &n
);
4143 Jim_GetOpt_NvpUnknown(&goi
, nvp_assert
, 1);
4146 /* the halt or not param */
4148 e
= Jim_GetOpt_Wide(&goi
, &a
);
4152 struct target
*target
= Jim_CmdPrivData(goi
.interp
);
4153 if (!target
->tap
->enabled
)
4154 return jim_target_tap_disabled(interp
);
4155 if (!(target_was_examined(target
)))
4157 LOG_ERROR("Target not examined yet");
4158 return ERROR_TARGET_NOT_EXAMINED
;
4160 if (!target
->type
->assert_reset
|| !target
->type
->deassert_reset
)
4162 Jim_SetResult_sprintf(interp
,
4163 "No target-specific reset for %s",
4164 target_name(target
));
4167 /* determine if we should halt or not. */
4168 target
->reset_halt
= !!a
;
4169 /* When this happens - all workareas are invalid. */
4170 target_free_all_working_areas_restore(target
, 0);
4173 if (n
->value
== NVP_ASSERT
) {
4174 e
= target
->type
->assert_reset(target
);
4176 e
= target
->type
->deassert_reset(target
);
4178 return (e
== ERROR_OK
) ? JIM_OK
: JIM_ERR
;
4181 static int jim_target_halt(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4184 Jim_WrongNumArgs(interp
, 1, argv
, "[no parameters]");
4187 struct target
*target
= Jim_CmdPrivData(interp
);
4188 if (!target
->tap
->enabled
)
4189 return jim_target_tap_disabled(interp
);
4190 int e
= target
->type
->halt(target
);
4191 return (e
== ERROR_OK
) ? JIM_OK
: JIM_ERR
;
4194 static int jim_target_wait_state(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4197 Jim_GetOpt_Setup(&goi
, interp
, argc
- 1, argv
+ 1);
4199 /* params: <name> statename timeoutmsecs */
4202 const char *cmd_name
= Jim_GetString(argv
[0], NULL
);
4203 Jim_SetResult_sprintf(goi
.interp
,
4204 "%s <state_name> <timeout_in_msec>", cmd_name
);
4209 int e
= Jim_GetOpt_Nvp(&goi
, nvp_target_state
, &n
);
4211 Jim_GetOpt_NvpUnknown(&goi
, nvp_target_state
,1);
4215 e
= Jim_GetOpt_Wide(&goi
, &a
);
4219 struct target
*target
= Jim_CmdPrivData(interp
);
4220 if (!target
->tap
->enabled
)
4221 return jim_target_tap_disabled(interp
);
4223 e
= target_wait_state(target
, n
->value
, a
);
4226 Jim_SetResult_sprintf(goi
.interp
,
4227 "target: %s wait %s fails (%d) %s",
4228 target_name(target
), n
->name
,
4229 e
, target_strerror_safe(e
));
4234 /* List for human, Events defined for this target.
4235 * scripts/programs should use 'name cget -event NAME'
4237 static int jim_target_event_list(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4239 struct command_context
*cmd_ctx
= Jim_GetAssocData(interp
, "context");
4240 struct target
*target
= Jim_CmdPrivData(interp
);
4241 struct target_event_action
*teap
= target
->event_action
;
4242 command_print(cmd_ctx
, "Event actions for target (%d) %s\n",
4243 target
->target_number
,
4244 target_name(target
));
4245 command_print(cmd_ctx
, "%-25s | Body", "Event");
4246 command_print(cmd_ctx
, "------------------------- | "
4247 "----------------------------------------");
4250 Jim_Nvp
*opt
= Jim_Nvp_value2name_simple(nvp_target_event
, teap
->event
);
4251 command_print(cmd_ctx
, "%-25s | %s",
4252 opt
->name
, Jim_GetString(teap
->body
, NULL
));
4255 command_print(cmd_ctx
, "***END***");
4258 static int jim_target_current_state(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4262 Jim_WrongNumArgs(interp
, 1, argv
, "[no parameters]");
4265 struct target
*target
= Jim_CmdPrivData(interp
);
4266 Jim_SetResultString(interp
, target_state_name(target
), -1);
4269 static int jim_target_invoke_event(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4272 Jim_GetOpt_Setup(&goi
, interp
, argc
- 1, argv
+ 1);
4275 const char *cmd_name
= Jim_GetString(argv
[0], NULL
);
4276 Jim_SetResult_sprintf(goi
.interp
, "%s <eventname>", cmd_name
);
4280 int e
= Jim_GetOpt_Nvp(&goi
, nvp_target_event
, &n
);
4283 Jim_GetOpt_NvpUnknown(&goi
, nvp_target_event
, 1);
4286 struct target
*target
= Jim_CmdPrivData(interp
);
4287 target_handle_event(target
, n
->value
);
4291 static const struct command_registration target_instance_command_handlers
[] = {
4293 .name
= "configure",
4294 .mode
= COMMAND_CONFIG
,
4295 .jim_handler
= jim_target_configure
,
4296 .help
= "configure a new target for use",
4297 .usage
= "[target_attribute ...]",
4301 .mode
= COMMAND_ANY
,
4302 .jim_handler
= jim_target_configure
,
4303 .help
= "returns the specified target attribute",
4304 .usage
= "target_attribute",
4308 .mode
= COMMAND_EXEC
,
4309 .jim_handler
= jim_target_mw
,
4310 .help
= "Write 32-bit word(s) to target memory",
4311 .usage
= "address data [count]",
4315 .mode
= COMMAND_EXEC
,
4316 .jim_handler
= jim_target_mw
,
4317 .help
= "Write 16-bit half-word(s) to target memory",
4318 .usage
= "address data [count]",
4322 .mode
= COMMAND_EXEC
,
4323 .jim_handler
= jim_target_mw
,
4324 .help
= "Write byte(s) to target memory",
4325 .usage
= "address data [count]",
4329 .mode
= COMMAND_EXEC
,
4330 .jim_handler
= jim_target_md
,
4331 .help
= "Display target memory as 32-bit words",
4332 .usage
= "address [count]",
4336 .mode
= COMMAND_EXEC
,
4337 .jim_handler
= jim_target_md
,
4338 .help
= "Display target memory as 16-bit half-words",
4339 .usage
= "address [count]",
4343 .mode
= COMMAND_EXEC
,
4344 .jim_handler
= jim_target_md
,
4345 .help
= "Display target memory as 8-bit bytes",
4346 .usage
= "address [count]",
4349 .name
= "array2mem",
4350 .mode
= COMMAND_EXEC
,
4351 .jim_handler
= jim_target_array2mem
,
4352 .help
= "Writes Tcl array of 8/16/32 bit numbers "
4354 .usage
= "arrayname bitwidth address count",
4357 .name
= "mem2array",
4358 .mode
= COMMAND_EXEC
,
4359 .jim_handler
= jim_target_mem2array
,
4360 .help
= "Loads Tcl array of 8/16/32 bit numbers "
4361 "from target memory",
4362 .usage
= "arrayname bitwidth address count",
4365 .name
= "eventlist",
4366 .mode
= COMMAND_EXEC
,
4367 .jim_handler
= jim_target_event_list
,
4368 .help
= "displays a table of events defined for this target",
4372 .mode
= COMMAND_EXEC
,
4373 .jim_handler
= jim_target_current_state
,
4374 .help
= "displays the current state of this target",
4377 .name
= "arp_examine",
4378 .mode
= COMMAND_EXEC
,
4379 .jim_handler
= jim_target_examine
,
4380 .help
= "used internally for reset processing",
4383 .name
= "arp_halt_gdb",
4384 .mode
= COMMAND_EXEC
,
4385 .jim_handler
= jim_target_halt_gdb
,
4386 .help
= "used internally for reset processing to halt GDB",
4390 .mode
= COMMAND_EXEC
,
4391 .jim_handler
= jim_target_poll
,
4392 .help
= "used internally for reset processing",
4395 .name
= "arp_reset",
4396 .mode
= COMMAND_EXEC
,
4397 .jim_handler
= jim_target_reset
,
4398 .help
= "used internally for reset processing",
4402 .mode
= COMMAND_EXEC
,
4403 .jim_handler
= jim_target_halt
,
4404 .help
= "used internally for reset processing",
4407 .name
= "arp_waitstate",
4408 .mode
= COMMAND_EXEC
,
4409 .jim_handler
= jim_target_wait_state
,
4410 .help
= "used internally for reset processing",
4413 .name
= "invoke-event",
4414 .mode
= COMMAND_EXEC
,
4415 .jim_handler
= jim_target_invoke_event
,
4416 .help
= "invoke handler for specified event",
4417 .usage
= "event_name",
4419 COMMAND_REGISTRATION_DONE
4422 static int target_create(Jim_GetOptInfo
*goi
)
4430 struct target
*target
;
4431 struct command_context
*cmd_ctx
;
4433 cmd_ctx
= Jim_GetAssocData(goi
->interp
, "context");
4434 if (goi
->argc
< 3) {
4435 Jim_WrongNumArgs(goi
->interp
, 1, goi
->argv
, "?name? ?type? ..options...");
4440 Jim_GetOpt_Obj(goi
, &new_cmd
);
4441 /* does this command exist? */
4442 cmd
= Jim_GetCommand(goi
->interp
, new_cmd
, JIM_ERRMSG
);
4444 cp
= Jim_GetString(new_cmd
, NULL
);
4445 Jim_SetResult_sprintf(goi
->interp
, "Command/target: %s Exists", cp
);
4450 e
= Jim_GetOpt_String(goi
, &cp2
, NULL
);
4452 /* now does target type exist */
4453 for (x
= 0 ; target_types
[x
] ; x
++) {
4454 if (0 == strcmp(cp
, target_types
[x
]->name
)) {
4459 if (target_types
[x
] == NULL
) {
4460 Jim_SetResult_sprintf(goi
->interp
, "Unknown target type %s, try one of ", cp
);
4461 for (x
= 0 ; target_types
[x
] ; x
++) {
4462 if (target_types
[x
+ 1]) {
4463 Jim_AppendStrings(goi
->interp
,
4464 Jim_GetResult(goi
->interp
),
4465 target_types
[x
]->name
,
4468 Jim_AppendStrings(goi
->interp
,
4469 Jim_GetResult(goi
->interp
),
4471 target_types
[x
]->name
,NULL
);
4478 target
= calloc(1,sizeof(struct target
));
4479 /* set target number */
4480 target
->target_number
= new_target_number();
4482 /* allocate memory for each unique target type */
4483 target
->type
= (struct target_type
*)calloc(1,sizeof(struct target_type
));
4485 memcpy(target
->type
, target_types
[x
], sizeof(struct target_type
));
4487 /* will be set by "-endian" */
4488 target
->endianness
= TARGET_ENDIAN_UNKNOWN
;
4490 target
->working_area
= 0x0;
4491 target
->working_area_size
= 0x0;
4492 target
->working_areas
= NULL
;
4493 target
->backup_working_area
= 0;
4495 target
->state
= TARGET_UNKNOWN
;
4496 target
->debug_reason
= DBG_REASON_UNDEFINED
;
4497 target
->reg_cache
= NULL
;
4498 target
->breakpoints
= NULL
;
4499 target
->watchpoints
= NULL
;
4500 target
->next
= NULL
;
4501 target
->arch_info
= NULL
;
4503 target
->display
= 1;
4505 target
->halt_issued
= false;
4507 /* initialize trace information */
4508 target
->trace_info
= malloc(sizeof(struct trace
));
4509 target
->trace_info
->num_trace_points
= 0;
4510 target
->trace_info
->trace_points_size
= 0;
4511 target
->trace_info
->trace_points
= NULL
;
4512 target
->trace_info
->trace_history_size
= 0;
4513 target
->trace_info
->trace_history
= NULL
;
4514 target
->trace_info
->trace_history_pos
= 0;
4515 target
->trace_info
->trace_history_overflowed
= 0;
4517 target
->dbgmsg
= NULL
;
4518 target
->dbg_msg_enabled
= 0;
4520 target
->endianness
= TARGET_ENDIAN_UNKNOWN
;
4522 /* Do the rest as "configure" options */
4523 goi
->isconfigure
= 1;
4524 e
= target_configure(goi
, target
);
4526 if (target
->tap
== NULL
)
4528 Jim_SetResultString(goi
->interp
, "-chain-position required when creating target", -1);
4538 if (target
->endianness
== TARGET_ENDIAN_UNKNOWN
) {
4539 /* default endian to little if not specified */
4540 target
->endianness
= TARGET_LITTLE_ENDIAN
;
4543 /* incase variant is not set */
4544 if (!target
->variant
)
4545 target
->variant
= strdup("");
4547 cp
= Jim_GetString(new_cmd
, NULL
);
4548 target
->cmd_name
= strdup(cp
);
4550 /* create the target specific commands */
4551 if (target
->type
->commands
) {
4552 e
= register_commands(cmd_ctx
, NULL
, target
->type
->commands
);
4554 LOG_ERROR("unable to register '%s' commands", cp
);
4556 if (target
->type
->target_create
) {
4557 (*(target
->type
->target_create
))(target
, goi
->interp
);
4560 /* append to end of list */
4562 struct target
**tpp
;
4563 tpp
= &(all_targets
);
4565 tpp
= &((*tpp
)->next
);
4570 /* now - create the new target name command */
4571 const const struct command_registration target_subcommands
[] = {
4573 .chain
= target_instance_command_handlers
,
4576 .chain
= target
->type
->commands
,
4578 COMMAND_REGISTRATION_DONE
4580 const const struct command_registration target_commands
[] = {
4583 .mode
= COMMAND_ANY
,
4584 .help
= "target command group",
4585 .chain
= target_subcommands
,
4587 COMMAND_REGISTRATION_DONE
4589 e
= register_commands(cmd_ctx
, NULL
, target_commands
);
4593 struct command
*c
= command_find_in_context(cmd_ctx
, cp
);
4595 command_set_handler_data(c
, target
);
4597 return (ERROR_OK
== e
) ? JIM_OK
: JIM_ERR
;
4600 static int jim_target_current(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4604 Jim_WrongNumArgs(interp
, 1, argv
, "Too many parameters");
4607 struct command_context
*cmd_ctx
= Jim_GetAssocData(interp
, "context");
4608 Jim_SetResultString(interp
, get_current_target(cmd_ctx
)->cmd_name
, -1);
4612 static int jim_target_types(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4616 Jim_WrongNumArgs(interp
, 1, argv
, "Too many parameters");
4619 Jim_SetResult(interp
, Jim_NewListObj(interp
, NULL
, 0));
4620 for (unsigned x
= 0; NULL
!= target_types
[x
]; x
++)
4622 Jim_ListAppendElement(interp
, Jim_GetResult(interp
),
4623 Jim_NewStringObj(interp
, target_types
[x
]->name
, -1));
4628 static int jim_target_names(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4632 Jim_WrongNumArgs(interp
, 1, argv
, "Too many parameters");
4635 Jim_SetResult(interp
, Jim_NewListObj(interp
, NULL
, 0));
4636 struct target
*target
= all_targets
;
4639 Jim_ListAppendElement(interp
, Jim_GetResult(interp
),
4640 Jim_NewStringObj(interp
, target_name(target
), -1));
4641 target
= target
->next
;
4646 static int jim_target_create(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4649 Jim_GetOpt_Setup(&goi
, interp
, argc
- 1, argv
+ 1);
4652 Jim_WrongNumArgs(goi
.interp
, goi
.argc
, goi
.argv
,
4653 "<name> <target_type> [<target_options> ...]");
4656 return target_create(&goi
);
4659 static int jim_target_number(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4662 Jim_GetOpt_Setup(&goi
, interp
, argc
- 1, argv
+ 1);
4664 /* It's OK to remove this mechanism sometime after August 2010 or so */
4665 LOG_WARNING("don't use numbers as target identifiers; use names");
4668 Jim_SetResult_sprintf(goi
.interp
, "usage: target number <number>");
4672 int e
= Jim_GetOpt_Wide(&goi
, &w
);
4676 struct target
*target
;
4677 for (target
= all_targets
; NULL
!= target
; target
= target
->next
)
4679 if (target
->target_number
!= w
)
4682 Jim_SetResultString(goi
.interp
, target_name(target
), -1);
4685 Jim_SetResult_sprintf(goi
.interp
,
4686 "Target: number %d does not exist", (int)(w
));
4690 static int jim_target_count(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4694 Jim_WrongNumArgs(interp
, 1, argv
, "<no parameters>");
4698 struct target
*target
= all_targets
;
4699 while (NULL
!= target
)
4701 target
= target
->next
;
4704 Jim_SetResult(interp
, Jim_NewIntObj(interp
, count
));
4708 static const struct command_registration target_subcommand_handlers
[] = {
4711 .mode
= COMMAND_CONFIG
,
4712 .handler
= handle_target_init_command
,
4713 .help
= "initialize targets",
4717 /* REVISIT this should be COMMAND_CONFIG ... */
4718 .mode
= COMMAND_ANY
,
4719 .jim_handler
= jim_target_create
,
4720 .usage
= "name type '-chain-position' name [options ...]",
4721 .help
= "Creates and selects a new target",
4725 .mode
= COMMAND_ANY
,
4726 .jim_handler
= jim_target_current
,
4727 .help
= "Returns the currently selected target",
4731 .mode
= COMMAND_ANY
,
4732 .jim_handler
= jim_target_types
,
4733 .help
= "Returns the available target types as "
4734 "a list of strings",
4738 .mode
= COMMAND_ANY
,
4739 .jim_handler
= jim_target_names
,
4740 .help
= "Returns the names of all targets as a list of strings",
4744 .mode
= COMMAND_ANY
,
4745 .jim_handler
= jim_target_number
,
4747 .help
= "Returns the name of the numbered target "
4752 .mode
= COMMAND_ANY
,
4753 .jim_handler
= jim_target_count
,
4754 .help
= "Returns the number of targets as an integer "
4757 COMMAND_REGISTRATION_DONE
4768 static int fastload_num
;
4769 static struct FastLoad
*fastload
;
4771 static void free_fastload(void)
4773 if (fastload
!= NULL
)
4776 for (i
= 0; i
< fastload_num
; i
++)
4778 if (fastload
[i
].data
)
4779 free(fastload
[i
].data
);
4789 COMMAND_HANDLER(handle_fast_load_image_command
)
4793 uint32_t image_size
;
4794 uint32_t min_address
= 0;
4795 uint32_t max_address
= 0xffffffff;
4800 int retval
= CALL_COMMAND_HANDLER(parse_load_image_command_CMD_ARGV
,
4801 &image
, &min_address
, &max_address
);
4802 if (ERROR_OK
!= retval
)
4805 struct duration bench
;
4806 duration_start(&bench
);
4808 if (image_open(&image
, CMD_ARGV
[0], (CMD_ARGC
>= 3) ? CMD_ARGV
[2] : NULL
) != ERROR_OK
)
4815 fastload_num
= image
.num_sections
;
4816 fastload
= (struct FastLoad
*)malloc(sizeof(struct FastLoad
)*image
.num_sections
);
4817 if (fastload
== NULL
)
4819 image_close(&image
);
4822 memset(fastload
, 0, sizeof(struct FastLoad
)*image
.num_sections
);
4823 for (i
= 0; i
< image
.num_sections
; i
++)
4825 buffer
= malloc(image
.sections
[i
].size
);
4828 command_print(CMD_CTX
, "error allocating buffer for section (%d bytes)",
4829 (int)(image
.sections
[i
].size
));
4833 if ((retval
= image_read_section(&image
, i
, 0x0, image
.sections
[i
].size
, buffer
, &buf_cnt
)) != ERROR_OK
)
4839 uint32_t offset
= 0;
4840 uint32_t length
= buf_cnt
;
4843 /* DANGER!!! beware of unsigned comparision here!!! */
4845 if ((image
.sections
[i
].base_address
+ buf_cnt
>= min_address
)&&
4846 (image
.sections
[i
].base_address
< max_address
))
4848 if (image
.sections
[i
].base_address
< min_address
)
4850 /* clip addresses below */
4851 offset
+= min_address
-image
.sections
[i
].base_address
;
4855 if (image
.sections
[i
].base_address
+ buf_cnt
> max_address
)
4857 length
-= (image
.sections
[i
].base_address
+ buf_cnt
)-max_address
;
4860 fastload
[i
].address
= image
.sections
[i
].base_address
+ offset
;
4861 fastload
[i
].data
= malloc(length
);
4862 if (fastload
[i
].data
== NULL
)
4867 memcpy(fastload
[i
].data
, buffer
+ offset
, length
);
4868 fastload
[i
].length
= length
;
4870 image_size
+= length
;
4871 command_print(CMD_CTX
, "%u bytes written at address 0x%8.8x",
4872 (unsigned int)length
,
4873 ((unsigned int)(image
.sections
[i
].base_address
+ offset
)));
4879 if ((ERROR_OK
== retval
) && (duration_measure(&bench
) == ERROR_OK
))
4881 command_print(CMD_CTX
, "Loaded %" PRIu32
" bytes "
4882 "in %fs (%0.3f kb/s)", image_size
,
4883 duration_elapsed(&bench
), duration_kbps(&bench
, image_size
));
4885 command_print(CMD_CTX
,
4886 "WARNING: image has not been loaded to target!"
4887 "You can issue a 'fast_load' to finish loading.");
4890 image_close(&image
);
4892 if (retval
!= ERROR_OK
)
4900 COMMAND_HANDLER(handle_fast_load_command
)
4903 return ERROR_COMMAND_SYNTAX_ERROR
;
4904 if (fastload
== NULL
)
4906 LOG_ERROR("No image in memory");
4910 int ms
= timeval_ms();
4912 int retval
= ERROR_OK
;
4913 for (i
= 0; i
< fastload_num
;i
++)
4915 struct target
*target
= get_current_target(CMD_CTX
);
4916 command_print(CMD_CTX
, "Write to 0x%08x, length 0x%08x",
4917 (unsigned int)(fastload
[i
].address
),
4918 (unsigned int)(fastload
[i
].length
));
4919 if (retval
== ERROR_OK
)
4921 retval
= target_write_buffer(target
, fastload
[i
].address
, fastload
[i
].length
, fastload
[i
].data
);
4923 size
+= fastload
[i
].length
;
4925 int after
= timeval_ms();
4926 command_print(CMD_CTX
, "Loaded image %f kBytes/s", (float)(size
/1024.0)/((float)(after
-ms
)/1000.0));
4930 static const struct command_registration target_command_handlers
[] = {
4933 .handler
= handle_targets_command
,
4934 .mode
= COMMAND_ANY
,
4935 .help
= "change current default target (one parameter) "
4936 "or prints table of all targets (no parameters)",
4937 .usage
= "[target]",
4941 .mode
= COMMAND_CONFIG
,
4942 .help
= "configure target",
4944 .chain
= target_subcommand_handlers
,
4946 COMMAND_REGISTRATION_DONE
4949 int target_register_commands(struct command_context
*cmd_ctx
)
4951 return register_commands(cmd_ctx
, NULL
, target_command_handlers
);
4954 static bool target_reset_nag
= true;
4956 bool get_target_reset_nag(void)
4958 return target_reset_nag
;
4961 COMMAND_HANDLER(handle_target_reset_nag
)
4963 return CALL_COMMAND_HANDLER(handle_command_parse_bool
,
4964 &target_reset_nag
, "Nag after each reset about options to improve "
4968 static const struct command_registration target_exec_command_handlers
[] = {
4970 .name
= "fast_load_image",
4971 .handler
= handle_fast_load_image_command
,
4972 .mode
= COMMAND_ANY
,
4973 .help
= "Load image into server memory for later use by "
4974 "fast_load; primarily for profiling",
4975 .usage
= "filename address ['bin'|'ihex'|'elf'|'s19'] "
4976 "[min_address [max_length]]",
4979 .name
= "fast_load",
4980 .handler
= handle_fast_load_command
,
4981 .mode
= COMMAND_EXEC
,
4982 .help
= "loads active fast load image to current target "
4983 "- mainly for profiling purposes",
4987 .handler
= handle_profile_command
,
4988 .mode
= COMMAND_EXEC
,
4989 .help
= "profiling samples the CPU PC",
4991 /** @todo don't register virt2phys() unless target supports it */
4993 .name
= "virt2phys",
4994 .handler
= handle_virt2phys_command
,
4995 .mode
= COMMAND_ANY
,
4996 .help
= "translate a virtual address into a physical address",
4997 .usage
= "virtual_address",
5001 .handler
= handle_reg_command
,
5002 .mode
= COMMAND_EXEC
,
5003 .help
= "display or set a register; with no arguments, "
5004 "displays all registers and their values",
5005 .usage
= "[(register_name|register_number) [value]]",
5009 .handler
= handle_poll_command
,
5010 .mode
= COMMAND_EXEC
,
5011 .help
= "poll target state; or reconfigure background polling",
5012 .usage
= "['on'|'off']",
5015 .name
= "wait_halt",
5016 .handler
= handle_wait_halt_command
,
5017 .mode
= COMMAND_EXEC
,
5018 .help
= "wait up to the specified number of milliseconds "
5019 "(default 5) for a previously requested halt",
5020 .usage
= "[milliseconds]",
5024 .handler
= handle_halt_command
,
5025 .mode
= COMMAND_EXEC
,
5026 .help
= "request target to halt, then wait up to the specified"
5027 "number of milliseconds (default 5) for it to complete",
5028 .usage
= "[milliseconds]",
5032 .handler
= handle_resume_command
,
5033 .mode
= COMMAND_EXEC
,
5034 .help
= "resume target execution from current PC or address",
5035 .usage
= "[address]",
5039 .handler
= handle_reset_command
,
5040 .mode
= COMMAND_EXEC
,
5041 .usage
= "[run|halt|init]",
5042 .help
= "Reset all targets into the specified mode."
5043 "Default reset mode is run, if not given.",
5046 .name
= "soft_reset_halt",
5047 .handler
= handle_soft_reset_halt_command
,
5048 .mode
= COMMAND_EXEC
,
5049 .help
= "halt the target and do a soft reset",
5053 .handler
= handle_step_command
,
5054 .mode
= COMMAND_EXEC
,
5055 .help
= "step one instruction from current PC or address",
5056 .usage
= "[address]",
5060 .handler
= handle_md_command
,
5061 .mode
= COMMAND_EXEC
,
5062 .help
= "display memory words",
5063 .usage
= "['phys'] address [count]",
5067 .handler
= handle_md_command
,
5068 .mode
= COMMAND_EXEC
,
5069 .help
= "display memory half-words",
5070 .usage
= "['phys'] address [count]",
5074 .handler
= handle_md_command
,
5075 .mode
= COMMAND_EXEC
,
5076 .help
= "display memory bytes",
5077 .usage
= "['phys'] address [count]",
5081 .handler
= handle_mw_command
,
5082 .mode
= COMMAND_EXEC
,
5083 .help
= "write memory word",
5084 .usage
= "['phys'] address value [count]",
5088 .handler
= handle_mw_command
,
5089 .mode
= COMMAND_EXEC
,
5090 .help
= "write memory half-word",
5091 .usage
= "['phys'] address value [count]",
5095 .handler
= handle_mw_command
,
5096 .mode
= COMMAND_EXEC
,
5097 .help
= "write memory byte",
5098 .usage
= "['phys'] address value [count]",
5102 .handler
= handle_bp_command
,
5103 .mode
= COMMAND_EXEC
,
5104 .help
= "list or set hardware or software breakpoint",
5105 .usage
= "[address length ['hw']]",
5109 .handler
= handle_rbp_command
,
5110 .mode
= COMMAND_EXEC
,
5111 .help
= "remove breakpoint",
5116 .handler
= handle_wp_command
,
5117 .mode
= COMMAND_EXEC
,
5118 .help
= "list (no params) or create watchpoints",
5119 .usage
= "[address length [('r'|'w'|'a') value [mask]]]",
5123 .handler
= handle_rwp_command
,
5124 .mode
= COMMAND_EXEC
,
5125 .help
= "remove watchpoint",
5129 .name
= "load_image",
5130 .handler
= handle_load_image_command
,
5131 .mode
= COMMAND_EXEC
,
5132 .usage
= "filename address ['bin'|'ihex'|'elf'|'s19'] "
5133 "[min_address] [max_length]",
5136 .name
= "dump_image",
5137 .handler
= handle_dump_image_command
,
5138 .mode
= COMMAND_EXEC
,
5139 .usage
= "filename address size",
5142 .name
= "verify_image",
5143 .handler
= handle_verify_image_command
,
5144 .mode
= COMMAND_EXEC
,
5145 .usage
= "filename [offset [type]]",
5148 .name
= "test_image",
5149 .handler
= handle_test_image_command
,
5150 .mode
= COMMAND_EXEC
,
5151 .usage
= "filename [offset [type]]",
5154 .name
= "ocd_mem2array",
5155 .mode
= COMMAND_EXEC
,
5156 .jim_handler
= jim_mem2array
,
5157 .help
= "read 8/16/32 bit memory and return as a TCL array "
5158 "for script processing",
5159 .usage
= "arrayname bitwidth address count",
5162 .name
= "ocd_array2mem",
5163 .mode
= COMMAND_EXEC
,
5164 .jim_handler
= jim_array2mem
,
5165 .help
= "convert a TCL array to memory locations "
5166 "and write the 8/16/32 bit values",
5167 .usage
= "arrayname bitwidth address count",
5170 .name
= "reset_nag",
5171 .handler
= handle_target_reset_nag
,
5172 .mode
= COMMAND_ANY
,
5173 .help
= "Nag after each reset about options that could have been "
5174 "enabled to improve performance. ",
5175 .usage
= "['enable'|'disable']",
5177 COMMAND_REGISTRATION_DONE
5179 int target_register_user_commands(struct command_context
*cmd_ctx
)
5181 int retval
= ERROR_OK
;
5182 if ((retval
= target_request_register_commands(cmd_ctx
)) != ERROR_OK
)
5185 if ((retval
= trace_register_commands(cmd_ctx
)) != ERROR_OK
)
5189 return register_commands(cmd_ctx
, NULL
, target_exec_command_handlers
);