1 /***************************************************************************
2 * Copyright (C) 2005 by Dominic Rath *
3 * Dominic.Rath@gmx.de *
5 * Copyright (C) 2007-2010 Øyvind Harboe *
6 * oyvind.harboe@zylin.com *
8 * Copyright (C) 2008, Duane Ellis *
9 * openocd@duaneeellis.com *
11 * Copyright (C) 2008 by Spencer Oliver *
12 * spen@spen-soft.co.uk *
14 * Copyright (C) 2008 by Rick Altherr *
15 * kc8apf@kc8apf.net> *
17 * This program is free software; you can redistribute it and/or modify *
18 * it under the terms of the GNU General Public License as published by *
19 * the Free Software Foundation; either version 2 of the License, or *
20 * (at your option) any later version. *
22 * This program is distributed in the hope that it will be useful, *
23 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
24 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
25 * GNU General Public License for more details. *
27 * You should have received a copy of the GNU General Public License *
28 * along with this program; if not, write to the *
29 * Free Software Foundation, Inc., *
30 * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
31 ***************************************************************************/
36 #include <helper/time_support.h>
37 #include <jtag/jtag.h>
38 #include <flash/nor/core.h>
41 #include "target_type.h"
42 #include "target_request.h"
43 #include "breakpoints.h"
49 static int target_array2mem(Jim_Interp
*interp
, struct target
*target
,
50 int argc
, Jim_Obj
*const *argv
);
51 static int target_mem2array(Jim_Interp
*interp
, struct target
*target
,
52 int argc
, Jim_Obj
*const *argv
);
55 extern struct target_type arm7tdmi_target
;
56 extern struct target_type arm720t_target
;
57 extern struct target_type arm9tdmi_target
;
58 extern struct target_type arm920t_target
;
59 extern struct target_type arm966e_target
;
60 extern struct target_type arm926ejs_target
;
61 extern struct target_type fa526_target
;
62 extern struct target_type feroceon_target
;
63 extern struct target_type dragonite_target
;
64 extern struct target_type xscale_target
;
65 extern struct target_type cortexm3_target
;
66 extern struct target_type cortexa8_target
;
67 extern struct target_type arm11_target
;
68 extern struct target_type mips_m4k_target
;
69 extern struct target_type avr_target
;
70 extern struct target_type dsp563xx_target
;
71 extern struct target_type testee_target
;
73 struct target_type
*target_types
[] =
95 struct target
*all_targets
= NULL
;
96 struct target_event_callback
*target_event_callbacks
= NULL
;
97 struct target_timer_callback
*target_timer_callbacks
= NULL
;
99 static const Jim_Nvp nvp_assert
[] = {
100 { .name
= "assert", NVP_ASSERT
},
101 { .name
= "deassert", NVP_DEASSERT
},
102 { .name
= "T", NVP_ASSERT
},
103 { .name
= "F", NVP_DEASSERT
},
104 { .name
= "t", NVP_ASSERT
},
105 { .name
= "f", NVP_DEASSERT
},
106 { .name
= NULL
, .value
= -1 }
109 static const Jim_Nvp nvp_error_target
[] = {
110 { .value
= ERROR_TARGET_INVALID
, .name
= "err-invalid" },
111 { .value
= ERROR_TARGET_INIT_FAILED
, .name
= "err-init-failed" },
112 { .value
= ERROR_TARGET_TIMEOUT
, .name
= "err-timeout" },
113 { .value
= ERROR_TARGET_NOT_HALTED
, .name
= "err-not-halted" },
114 { .value
= ERROR_TARGET_FAILURE
, .name
= "err-failure" },
115 { .value
= ERROR_TARGET_UNALIGNED_ACCESS
, .name
= "err-unaligned-access" },
116 { .value
= ERROR_TARGET_DATA_ABORT
, .name
= "err-data-abort" },
117 { .value
= ERROR_TARGET_RESOURCE_NOT_AVAILABLE
, .name
= "err-resource-not-available" },
118 { .value
= ERROR_TARGET_TRANSLATION_FAULT
, .name
= "err-translation-fault" },
119 { .value
= ERROR_TARGET_NOT_RUNNING
, .name
= "err-not-running" },
120 { .value
= ERROR_TARGET_NOT_EXAMINED
, .name
= "err-not-examined" },
121 { .value
= -1, .name
= NULL
}
124 const char *target_strerror_safe(int err
)
128 n
= Jim_Nvp_value2name_simple(nvp_error_target
, err
);
129 if (n
->name
== NULL
) {
136 static const Jim_Nvp nvp_target_event
[] = {
137 { .value
= TARGET_EVENT_OLD_gdb_program_config
, .name
= "old-gdb_program_config" },
138 { .value
= TARGET_EVENT_OLD_pre_resume
, .name
= "old-pre_resume" },
140 { .value
= TARGET_EVENT_GDB_HALT
, .name
= "gdb-halt" },
141 { .value
= TARGET_EVENT_HALTED
, .name
= "halted" },
142 { .value
= TARGET_EVENT_RESUMED
, .name
= "resumed" },
143 { .value
= TARGET_EVENT_RESUME_START
, .name
= "resume-start" },
144 { .value
= TARGET_EVENT_RESUME_END
, .name
= "resume-end" },
146 { .name
= "gdb-start", .value
= TARGET_EVENT_GDB_START
},
147 { .name
= "gdb-end", .value
= TARGET_EVENT_GDB_END
},
149 /* historical name */
151 { .value
= TARGET_EVENT_RESET_START
, .name
= "reset-start" },
153 { .value
= TARGET_EVENT_RESET_ASSERT_PRE
, .name
= "reset-assert-pre" },
154 { .value
= TARGET_EVENT_RESET_ASSERT
, .name
= "reset-assert" },
155 { .value
= TARGET_EVENT_RESET_ASSERT_POST
, .name
= "reset-assert-post" },
156 { .value
= TARGET_EVENT_RESET_DEASSERT_PRE
, .name
= "reset-deassert-pre" },
157 { .value
= TARGET_EVENT_RESET_DEASSERT_POST
, .name
= "reset-deassert-post" },
158 { .value
= TARGET_EVENT_RESET_HALT_PRE
, .name
= "reset-halt-pre" },
159 { .value
= TARGET_EVENT_RESET_HALT_POST
, .name
= "reset-halt-post" },
160 { .value
= TARGET_EVENT_RESET_WAIT_PRE
, .name
= "reset-wait-pre" },
161 { .value
= TARGET_EVENT_RESET_WAIT_POST
, .name
= "reset-wait-post" },
162 { .value
= TARGET_EVENT_RESET_INIT
, .name
= "reset-init" },
163 { .value
= TARGET_EVENT_RESET_END
, .name
= "reset-end" },
165 { .value
= TARGET_EVENT_EXAMINE_START
, .name
= "examine-start" },
166 { .value
= TARGET_EVENT_EXAMINE_END
, .name
= "examine-end" },
168 { .value
= TARGET_EVENT_DEBUG_HALTED
, .name
= "debug-halted" },
169 { .value
= TARGET_EVENT_DEBUG_RESUMED
, .name
= "debug-resumed" },
171 { .value
= TARGET_EVENT_GDB_ATTACH
, .name
= "gdb-attach" },
172 { .value
= TARGET_EVENT_GDB_DETACH
, .name
= "gdb-detach" },
174 { .value
= TARGET_EVENT_GDB_FLASH_WRITE_START
, .name
= "gdb-flash-write-start" },
175 { .value
= TARGET_EVENT_GDB_FLASH_WRITE_END
, .name
= "gdb-flash-write-end" },
177 { .value
= TARGET_EVENT_GDB_FLASH_ERASE_START
, .name
= "gdb-flash-erase-start" },
178 { .value
= TARGET_EVENT_GDB_FLASH_ERASE_END
, .name
= "gdb-flash-erase-end" },
180 { .value
= TARGET_EVENT_RESUME_START
, .name
= "resume-start" },
181 { .value
= TARGET_EVENT_RESUMED
, .name
= "resume-ok" },
182 { .value
= TARGET_EVENT_RESUME_END
, .name
= "resume-end" },
184 { .name
= NULL
, .value
= -1 }
187 static const Jim_Nvp nvp_target_state
[] = {
188 { .name
= "unknown", .value
= TARGET_UNKNOWN
},
189 { .name
= "running", .value
= TARGET_RUNNING
},
190 { .name
= "halted", .value
= TARGET_HALTED
},
191 { .name
= "reset", .value
= TARGET_RESET
},
192 { .name
= "debug-running", .value
= TARGET_DEBUG_RUNNING
},
193 { .name
= NULL
, .value
= -1 },
196 static const Jim_Nvp nvp_target_debug_reason
[] = {
197 { .name
= "debug-request" , .value
= DBG_REASON_DBGRQ
},
198 { .name
= "breakpoint" , .value
= DBG_REASON_BREAKPOINT
},
199 { .name
= "watchpoint" , .value
= DBG_REASON_WATCHPOINT
},
200 { .name
= "watchpoint-and-breakpoint", .value
= DBG_REASON_WPTANDBKPT
},
201 { .name
= "single-step" , .value
= DBG_REASON_SINGLESTEP
},
202 { .name
= "target-not-halted" , .value
= DBG_REASON_NOTHALTED
},
203 { .name
= "undefined" , .value
= DBG_REASON_UNDEFINED
},
204 { .name
= NULL
, .value
= -1 },
207 static const Jim_Nvp nvp_target_endian
[] = {
208 { .name
= "big", .value
= TARGET_BIG_ENDIAN
},
209 { .name
= "little", .value
= TARGET_LITTLE_ENDIAN
},
210 { .name
= "be", .value
= TARGET_BIG_ENDIAN
},
211 { .name
= "le", .value
= TARGET_LITTLE_ENDIAN
},
212 { .name
= NULL
, .value
= -1 },
215 static const Jim_Nvp nvp_reset_modes
[] = {
216 { .name
= "unknown", .value
= RESET_UNKNOWN
},
217 { .name
= "run" , .value
= RESET_RUN
},
218 { .name
= "halt" , .value
= RESET_HALT
},
219 { .name
= "init" , .value
= RESET_INIT
},
220 { .name
= NULL
, .value
= -1 },
223 const char *debug_reason_name(struct target
*t
)
227 cp
= Jim_Nvp_value2name_simple(nvp_target_debug_reason
,
228 t
->debug_reason
)->name
;
230 LOG_ERROR("Invalid debug reason: %d", (int)(t
->debug_reason
));
231 cp
= "(*BUG*unknown*BUG*)";
237 target_state_name( struct target
*t
)
240 cp
= Jim_Nvp_value2name_simple(nvp_target_state
, t
->state
)->name
;
242 LOG_ERROR("Invalid target state: %d", (int)(t
->state
));
243 cp
= "(*BUG*unknown*BUG*)";
248 /* determine the number of the new target */
249 static int new_target_number(void)
254 /* number is 0 based */
258 if (x
< t
->target_number
) {
259 x
= t
->target_number
;
266 /* read a uint32_t from a buffer in target memory endianness */
267 uint32_t target_buffer_get_u32(struct target
*target
, const uint8_t *buffer
)
269 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
270 return le_to_h_u32(buffer
);
272 return be_to_h_u32(buffer
);
275 /* read a uint16_t from a buffer in target memory endianness */
276 uint16_t target_buffer_get_u16(struct target
*target
, const uint8_t *buffer
)
278 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
279 return le_to_h_u16(buffer
);
281 return be_to_h_u16(buffer
);
284 /* read a uint8_t from a buffer in target memory endianness */
285 uint8_t target_buffer_get_u8(struct target
*target
, const uint8_t *buffer
)
287 return *buffer
& 0x0ff;
290 /* write a uint32_t to a buffer in target memory endianness */
291 void target_buffer_set_u32(struct target
*target
, uint8_t *buffer
, uint32_t value
)
293 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
294 h_u32_to_le(buffer
, value
);
296 h_u32_to_be(buffer
, value
);
299 /* write a uint16_t to a buffer in target memory endianness */
300 void target_buffer_set_u16(struct target
*target
, uint8_t *buffer
, uint16_t value
)
302 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
303 h_u16_to_le(buffer
, value
);
305 h_u16_to_be(buffer
, value
);
308 /* write a uint8_t to a buffer in target memory endianness */
309 void target_buffer_set_u8(struct target
*target
, uint8_t *buffer
, uint8_t value
)
314 /* return a pointer to a configured target; id is name or number */
315 struct target
*get_target(const char *id
)
317 struct target
*target
;
319 /* try as tcltarget name */
320 for (target
= all_targets
; target
; target
= target
->next
) {
321 if (target
->cmd_name
== NULL
)
323 if (strcmp(id
, target
->cmd_name
) == 0)
327 /* It's OK to remove this fallback sometime after August 2010 or so */
329 /* no match, try as number */
331 if (parse_uint(id
, &num
) != ERROR_OK
)
334 for (target
= all_targets
; target
; target
= target
->next
) {
335 if (target
->target_number
== (int)num
) {
336 LOG_WARNING("use '%s' as target identifier, not '%u'",
337 target
->cmd_name
, num
);
345 /* returns a pointer to the n-th configured target */
346 static struct target
*get_target_by_num(int num
)
348 struct target
*target
= all_targets
;
351 if (target
->target_number
== num
) {
354 target
= target
->next
;
360 struct target
* get_current_target(struct command_context
*cmd_ctx
)
362 struct target
*target
= get_target_by_num(cmd_ctx
->current_target
);
366 LOG_ERROR("BUG: current_target out of bounds");
373 int target_poll(struct target
*target
)
377 /* We can't poll until after examine */
378 if (!target_was_examined(target
))
380 /* Fail silently lest we pollute the log */
384 retval
= target
->type
->poll(target
);
385 if (retval
!= ERROR_OK
)
388 if (target
->halt_issued
)
390 if (target
->state
== TARGET_HALTED
)
392 target
->halt_issued
= false;
395 long long t
= timeval_ms() - target
->halt_issued_time
;
398 target
->halt_issued
= false;
399 LOG_INFO("Halt timed out, wake up GDB.");
400 target_call_event_callbacks(target
, TARGET_EVENT_GDB_HALT
);
408 int target_halt(struct target
*target
)
411 /* We can't poll until after examine */
412 if (!target_was_examined(target
))
414 LOG_ERROR("Target not examined yet");
418 retval
= target
->type
->halt(target
);
419 if (retval
!= ERROR_OK
)
422 target
->halt_issued
= true;
423 target
->halt_issued_time
= timeval_ms();
429 * Make the target (re)start executing using its saved execution
430 * context (possibly with some modifications).
432 * @param target Which target should start executing.
433 * @param current True to use the target's saved program counter instead
434 * of the address parameter
435 * @param address Optionally used as the program counter.
436 * @param handle_breakpoints True iff breakpoints at the resumption PC
437 * should be skipped. (For example, maybe execution was stopped by
438 * such a breakpoint, in which case it would be counterprodutive to
440 * @param debug_execution False if all working areas allocated by OpenOCD
441 * should be released and/or restored to their original contents.
442 * (This would for example be true to run some downloaded "helper"
443 * algorithm code, which resides in one such working buffer and uses
444 * another for data storage.)
446 * @todo Resolve the ambiguity about what the "debug_execution" flag
447 * signifies. For example, Target implementations don't agree on how
448 * it relates to invalidation of the register cache, or to whether
449 * breakpoints and watchpoints should be enabled. (It would seem wrong
450 * to enable breakpoints when running downloaded "helper" algorithms
451 * (debug_execution true), since the breakpoints would be set to match
452 * target firmware being debugged, not the helper algorithm.... and
453 * enabling them could cause such helpers to malfunction (for example,
454 * by overwriting data with a breakpoint instruction. On the other
455 * hand the infrastructure for running such helpers might use this
456 * procedure but rely on hardware breakpoint to detect termination.)
458 int target_resume(struct target
*target
, int current
, uint32_t address
, int handle_breakpoints
, int debug_execution
)
462 /* We can't poll until after examine */
463 if (!target_was_examined(target
))
465 LOG_ERROR("Target not examined yet");
469 /* note that resume *must* be asynchronous. The CPU can halt before
470 * we poll. The CPU can even halt at the current PC as a result of
471 * a software breakpoint being inserted by (a bug?) the application.
473 if ((retval
= target
->type
->resume(target
, current
, address
, handle_breakpoints
, debug_execution
)) != ERROR_OK
)
476 /* Invalidate any cached protect/erase/... flash status, since
477 * almost all targets will now be able modify the flash by
478 * themselves. We want flash drivers and infrastructure to
479 * be able to rely on (non-invalidated) cached state.
481 * REVISIT do the same for NAND ; maybe other flash flavors too...
487 int target_process_reset(struct command_context
*cmd_ctx
, enum target_reset_mode reset_mode
)
492 n
= Jim_Nvp_value2name_simple(nvp_reset_modes
, reset_mode
);
493 if (n
->name
== NULL
) {
494 LOG_ERROR("invalid reset mode");
498 /* disable polling during reset to make reset event scripts
499 * more predictable, i.e. dr/irscan & pathmove in events will
500 * not have JTAG operations injected into the middle of a sequence.
502 bool save_poll
= jtag_poll_get_enabled();
504 jtag_poll_set_enabled(false);
506 sprintf(buf
, "ocd_process_reset %s", n
->name
);
507 retval
= Jim_Eval(cmd_ctx
->interp
, buf
);
509 jtag_poll_set_enabled(save_poll
);
511 if (retval
!= JIM_OK
) {
512 Jim_PrintErrorMessage(cmd_ctx
->interp
);
516 /* We want any events to be processed before the prompt */
517 retval
= target_call_timer_callbacks_now();
519 struct target
*target
;
520 for (target
= all_targets
; target
; target
= target
->next
) {
521 target
->type
->check_reset(target
);
527 static int identity_virt2phys(struct target
*target
,
528 uint32_t virtual, uint32_t *physical
)
534 static int no_mmu(struct target
*target
, int *enabled
)
540 static int default_examine(struct target
*target
)
542 target_set_examined(target
);
546 /* no check by default */
547 static int default_check_reset(struct target
*target
)
552 int target_examine_one(struct target
*target
)
554 return target
->type
->examine(target
);
557 static int jtag_enable_callback(enum jtag_event event
, void *priv
)
559 struct target
*target
= priv
;
561 if (event
!= JTAG_TAP_EVENT_ENABLE
|| !target
->tap
->enabled
)
564 jtag_unregister_event_callback(jtag_enable_callback
, target
);
565 return target_examine_one(target
);
569 /* Targets that correctly implement init + examine, i.e.
570 * no communication with target during init:
574 int target_examine(void)
576 int retval
= ERROR_OK
;
577 struct target
*target
;
579 for (target
= all_targets
; target
; target
= target
->next
)
581 /* defer examination, but don't skip it */
582 if (!target
->tap
->enabled
) {
583 jtag_register_event_callback(jtag_enable_callback
,
587 if ((retval
= target_examine_one(target
)) != ERROR_OK
)
592 const char *target_type_name(struct target
*target
)
594 return target
->type
->name
;
597 static int target_write_memory_imp(struct target
*target
, uint32_t address
, uint32_t size
, uint32_t count
, uint8_t *buffer
)
599 if (!target_was_examined(target
))
601 LOG_ERROR("Target not examined yet");
604 return target
->type
->write_memory_imp(target
, address
, size
, count
, buffer
);
607 static int target_read_memory_imp(struct target
*target
, uint32_t address
, uint32_t size
, uint32_t count
, uint8_t *buffer
)
609 if (!target_was_examined(target
))
611 LOG_ERROR("Target not examined yet");
614 return target
->type
->read_memory_imp(target
, address
, size
, count
, buffer
);
617 static int target_soft_reset_halt_imp(struct target
*target
)
619 if (!target_was_examined(target
))
621 LOG_ERROR("Target not examined yet");
624 if (!target
->type
->soft_reset_halt_imp
) {
625 LOG_ERROR("Target %s does not support soft_reset_halt",
626 target_name(target
));
629 return target
->type
->soft_reset_halt_imp(target
);
632 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
)
634 if (!target_was_examined(target
))
636 LOG_ERROR("Target not examined yet");
639 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
);
642 int target_read_memory(struct target
*target
,
643 uint32_t address
, uint32_t size
, uint32_t count
, uint8_t *buffer
)
645 return target
->type
->read_memory(target
, address
, size
, count
, buffer
);
648 int target_read_phys_memory(struct target
*target
,
649 uint32_t address
, uint32_t size
, uint32_t count
, uint8_t *buffer
)
651 return target
->type
->read_phys_memory(target
, address
, size
, count
, buffer
);
654 int target_write_memory(struct target
*target
,
655 uint32_t address
, uint32_t size
, uint32_t count
, uint8_t *buffer
)
657 return target
->type
->write_memory(target
, address
, size
, count
, buffer
);
660 int target_write_phys_memory(struct target
*target
,
661 uint32_t address
, uint32_t size
, uint32_t count
, uint8_t *buffer
)
663 return target
->type
->write_phys_memory(target
, address
, size
, count
, buffer
);
666 int target_bulk_write_memory(struct target
*target
,
667 uint32_t address
, uint32_t count
, uint8_t *buffer
)
669 return target
->type
->bulk_write_memory(target
, address
, count
, buffer
);
672 int target_add_breakpoint(struct target
*target
,
673 struct breakpoint
*breakpoint
)
675 if (target
->state
!= TARGET_HALTED
) {
676 LOG_WARNING("target %s is not halted", target
->cmd_name
);
677 return ERROR_TARGET_NOT_HALTED
;
679 return target
->type
->add_breakpoint(target
, breakpoint
);
681 int target_remove_breakpoint(struct target
*target
,
682 struct breakpoint
*breakpoint
)
684 return target
->type
->remove_breakpoint(target
, breakpoint
);
687 int target_add_watchpoint(struct target
*target
,
688 struct watchpoint
*watchpoint
)
690 if (target
->state
!= TARGET_HALTED
) {
691 LOG_WARNING("target %s is not halted", target
->cmd_name
);
692 return ERROR_TARGET_NOT_HALTED
;
694 return target
->type
->add_watchpoint(target
, watchpoint
);
696 int target_remove_watchpoint(struct target
*target
,
697 struct watchpoint
*watchpoint
)
699 return target
->type
->remove_watchpoint(target
, watchpoint
);
702 int target_get_gdb_reg_list(struct target
*target
,
703 struct reg
**reg_list
[], int *reg_list_size
)
705 return target
->type
->get_gdb_reg_list(target
, reg_list
, reg_list_size
);
707 int target_step(struct target
*target
,
708 int current
, uint32_t address
, int handle_breakpoints
)
710 return target
->type
->step(target
, current
, address
, handle_breakpoints
);
714 int target_run_algorithm(struct target
*target
,
715 int num_mem_params
, struct mem_param
*mem_params
,
716 int num_reg_params
, struct reg_param
*reg_param
,
717 uint32_t entry_point
, uint32_t exit_point
,
718 int timeout_ms
, void *arch_info
)
720 return target
->type
->run_algorithm(target
,
721 num_mem_params
, mem_params
, num_reg_params
, reg_param
,
722 entry_point
, exit_point
, timeout_ms
, arch_info
);
726 * Reset the @c examined flag for the given target.
727 * Pure paranoia -- targets are zeroed on allocation.
729 static void target_reset_examined(struct target
*target
)
731 target
->examined
= false;
735 err_read_phys_memory(struct target
*target
, uint32_t address
,
736 uint32_t size
, uint32_t count
, uint8_t *buffer
)
738 LOG_ERROR("Not implemented: %s", __func__
);
743 err_write_phys_memory(struct target
*target
, uint32_t address
,
744 uint32_t size
, uint32_t count
, uint8_t *buffer
)
746 LOG_ERROR("Not implemented: %s", __func__
);
750 static int handle_target(void *priv
);
752 static int target_init_one(struct command_context
*cmd_ctx
,
753 struct target
*target
)
755 target_reset_examined(target
);
757 struct target_type
*type
= target
->type
;
758 if (type
->examine
== NULL
)
759 type
->examine
= default_examine
;
761 if (type
->check_reset
== NULL
)
762 type
->check_reset
= default_check_reset
;
764 int retval
= type
->init_target(cmd_ctx
, target
);
765 if (ERROR_OK
!= retval
)
767 LOG_ERROR("target '%s' init failed", target_name(target
));
772 * @todo get rid of those *memory_imp() methods, now that all
773 * callers are using target_*_memory() accessors ... and make
774 * sure the "physical" paths handle the same issues.
776 /* a non-invasive way(in terms of patches) to add some code that
777 * runs before the type->write/read_memory implementation
779 type
->write_memory_imp
= target
->type
->write_memory
;
780 type
->write_memory
= target_write_memory_imp
;
782 type
->read_memory_imp
= target
->type
->read_memory
;
783 type
->read_memory
= target_read_memory_imp
;
785 type
->soft_reset_halt_imp
= target
->type
->soft_reset_halt
;
786 type
->soft_reset_halt
= target_soft_reset_halt_imp
;
788 type
->run_algorithm_imp
= target
->type
->run_algorithm
;
789 type
->run_algorithm
= target_run_algorithm_imp
;
791 /* Sanity-check MMU support ... stub in what we must, to help
792 * implement it in stages, but warn if we need to do so.
796 if (type
->write_phys_memory
== NULL
)
798 LOG_ERROR("type '%s' is missing write_phys_memory",
800 type
->write_phys_memory
= err_write_phys_memory
;
802 if (type
->read_phys_memory
== NULL
)
804 LOG_ERROR("type '%s' is missing read_phys_memory",
806 type
->read_phys_memory
= err_read_phys_memory
;
808 if (type
->virt2phys
== NULL
)
810 LOG_ERROR("type '%s' is missing virt2phys", type
->name
);
811 type
->virt2phys
= identity_virt2phys
;
816 /* Make sure no-MMU targets all behave the same: make no
817 * distinction between physical and virtual addresses, and
818 * ensure that virt2phys() is always an identity mapping.
820 if (type
->write_phys_memory
|| type
->read_phys_memory
823 LOG_WARNING("type '%s' has bad MMU hooks", type
->name
);
827 type
->write_phys_memory
= type
->write_memory
;
828 type
->read_phys_memory
= type
->read_memory
;
829 type
->virt2phys
= identity_virt2phys
;
834 int target_init(struct command_context
*cmd_ctx
)
836 struct target
*target
;
839 for (target
= all_targets
; target
; target
= target
->next
)
841 retval
= target_init_one(cmd_ctx
, target
);
842 if (ERROR_OK
!= retval
)
849 retval
= target_register_user_commands(cmd_ctx
);
850 if (ERROR_OK
!= retval
)
853 retval
= target_register_timer_callback(&handle_target
,
854 100, 1, cmd_ctx
->interp
);
855 if (ERROR_OK
!= retval
)
861 COMMAND_HANDLER(handle_target_init_command
)
864 return ERROR_COMMAND_SYNTAX_ERROR
;
866 static bool target_initialized
= false;
867 if (target_initialized
)
869 LOG_INFO("'target init' has already been called");
872 target_initialized
= true;
874 LOG_DEBUG("Initializing targets...");
875 return target_init(CMD_CTX
);
878 int target_register_event_callback(int (*callback
)(struct target
*target
, enum target_event event
, void *priv
), void *priv
)
880 struct target_event_callback
**callbacks_p
= &target_event_callbacks
;
882 if (callback
== NULL
)
884 return ERROR_INVALID_ARGUMENTS
;
889 while ((*callbacks_p
)->next
)
890 callbacks_p
= &((*callbacks_p
)->next
);
891 callbacks_p
= &((*callbacks_p
)->next
);
894 (*callbacks_p
) = malloc(sizeof(struct target_event_callback
));
895 (*callbacks_p
)->callback
= callback
;
896 (*callbacks_p
)->priv
= priv
;
897 (*callbacks_p
)->next
= NULL
;
902 int target_register_timer_callback(int (*callback
)(void *priv
), int time_ms
, int periodic
, void *priv
)
904 struct target_timer_callback
**callbacks_p
= &target_timer_callbacks
;
907 if (callback
== NULL
)
909 return ERROR_INVALID_ARGUMENTS
;
914 while ((*callbacks_p
)->next
)
915 callbacks_p
= &((*callbacks_p
)->next
);
916 callbacks_p
= &((*callbacks_p
)->next
);
919 (*callbacks_p
) = malloc(sizeof(struct target_timer_callback
));
920 (*callbacks_p
)->callback
= callback
;
921 (*callbacks_p
)->periodic
= periodic
;
922 (*callbacks_p
)->time_ms
= time_ms
;
924 gettimeofday(&now
, NULL
);
925 (*callbacks_p
)->when
.tv_usec
= now
.tv_usec
+ (time_ms
% 1000) * 1000;
926 time_ms
-= (time_ms
% 1000);
927 (*callbacks_p
)->when
.tv_sec
= now
.tv_sec
+ (time_ms
/ 1000);
928 if ((*callbacks_p
)->when
.tv_usec
> 1000000)
930 (*callbacks_p
)->when
.tv_usec
= (*callbacks_p
)->when
.tv_usec
- 1000000;
931 (*callbacks_p
)->when
.tv_sec
+= 1;
934 (*callbacks_p
)->priv
= priv
;
935 (*callbacks_p
)->next
= NULL
;
940 int target_unregister_event_callback(int (*callback
)(struct target
*target
, enum target_event event
, void *priv
), void *priv
)
942 struct target_event_callback
**p
= &target_event_callbacks
;
943 struct target_event_callback
*c
= target_event_callbacks
;
945 if (callback
== NULL
)
947 return ERROR_INVALID_ARGUMENTS
;
952 struct target_event_callback
*next
= c
->next
;
953 if ((c
->callback
== callback
) && (c
->priv
== priv
))
967 int target_unregister_timer_callback(int (*callback
)(void *priv
), void *priv
)
969 struct target_timer_callback
**p
= &target_timer_callbacks
;
970 struct target_timer_callback
*c
= target_timer_callbacks
;
972 if (callback
== NULL
)
974 return ERROR_INVALID_ARGUMENTS
;
979 struct target_timer_callback
*next
= c
->next
;
980 if ((c
->callback
== callback
) && (c
->priv
== priv
))
994 int target_call_event_callbacks(struct target
*target
, enum target_event event
)
996 struct target_event_callback
*callback
= target_event_callbacks
;
997 struct target_event_callback
*next_callback
;
999 if (event
== TARGET_EVENT_HALTED
)
1001 /* execute early halted first */
1002 target_call_event_callbacks(target
, TARGET_EVENT_GDB_HALT
);
1005 LOG_DEBUG("target event %i (%s)",
1007 Jim_Nvp_value2name_simple(nvp_target_event
, event
)->name
);
1009 target_handle_event(target
, event
);
1013 next_callback
= callback
->next
;
1014 callback
->callback(target
, event
, callback
->priv
);
1015 callback
= next_callback
;
1021 static int target_timer_callback_periodic_restart(
1022 struct target_timer_callback
*cb
, struct timeval
*now
)
1024 int time_ms
= cb
->time_ms
;
1025 cb
->when
.tv_usec
= now
->tv_usec
+ (time_ms
% 1000) * 1000;
1026 time_ms
-= (time_ms
% 1000);
1027 cb
->when
.tv_sec
= now
->tv_sec
+ time_ms
/ 1000;
1028 if (cb
->when
.tv_usec
> 1000000)
1030 cb
->when
.tv_usec
= cb
->when
.tv_usec
- 1000000;
1031 cb
->when
.tv_sec
+= 1;
1036 static int target_call_timer_callback(struct target_timer_callback
*cb
,
1037 struct timeval
*now
)
1039 cb
->callback(cb
->priv
);
1042 return target_timer_callback_periodic_restart(cb
, now
);
1044 return target_unregister_timer_callback(cb
->callback
, cb
->priv
);
1047 static int target_call_timer_callbacks_check_time(int checktime
)
1052 gettimeofday(&now
, NULL
);
1054 struct target_timer_callback
*callback
= target_timer_callbacks
;
1057 // cleaning up may unregister and free this callback
1058 struct target_timer_callback
*next_callback
= callback
->next
;
1060 bool call_it
= callback
->callback
&&
1061 ((!checktime
&& callback
->periodic
) ||
1062 now
.tv_sec
> callback
->when
.tv_sec
||
1063 (now
.tv_sec
== callback
->when
.tv_sec
&&
1064 now
.tv_usec
>= callback
->when
.tv_usec
));
1068 int retval
= target_call_timer_callback(callback
, &now
);
1069 if (retval
!= ERROR_OK
)
1073 callback
= next_callback
;
1079 int target_call_timer_callbacks(void)
1081 return target_call_timer_callbacks_check_time(1);
1084 /* invoke periodic callbacks immediately */
1085 int target_call_timer_callbacks_now(void)
1087 return target_call_timer_callbacks_check_time(0);
1090 int target_alloc_working_area(struct target
*target
, uint32_t size
, struct working_area
**area
)
1092 struct working_area
*c
= target
->working_areas
;
1093 struct working_area
*new_wa
= NULL
;
1095 /* Reevaluate working area address based on MMU state*/
1096 if (target
->working_areas
== NULL
)
1101 retval
= target
->type
->mmu(target
, &enabled
);
1102 if (retval
!= ERROR_OK
)
1108 if (target
->working_area_phys_spec
) {
1109 LOG_DEBUG("MMU disabled, using physical "
1110 "address for working memory 0x%08x",
1111 (unsigned)target
->working_area_phys
);
1112 target
->working_area
= target
->working_area_phys
;
1114 LOG_ERROR("No working memory available. "
1115 "Specify -work-area-phys to target.");
1116 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE
;
1119 if (target
->working_area_virt_spec
) {
1120 LOG_DEBUG("MMU enabled, using virtual "
1121 "address for working memory 0x%08x",
1122 (unsigned)target
->working_area_virt
);
1123 target
->working_area
= target
->working_area_virt
;
1125 LOG_ERROR("No working memory available. "
1126 "Specify -work-area-virt to target.");
1127 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE
;
1132 /* only allocate multiples of 4 byte */
1135 LOG_ERROR("BUG: code tried to allocate unaligned number of bytes (0x%08x), padding", ((unsigned)(size
)));
1136 size
= (size
+ 3) & (~3);
1139 /* see if there's already a matching working area */
1142 if ((c
->free
) && (c
->size
== size
))
1150 /* if not, allocate a new one */
1153 struct working_area
**p
= &target
->working_areas
;
1154 uint32_t first_free
= target
->working_area
;
1155 uint32_t free_size
= target
->working_area_size
;
1157 c
= target
->working_areas
;
1160 first_free
+= c
->size
;
1161 free_size
-= c
->size
;
1166 if (free_size
< size
)
1168 LOG_WARNING("not enough working area available(requested %u, free %u)",
1169 (unsigned)(size
), (unsigned)(free_size
));
1170 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE
;
1173 LOG_DEBUG("allocated new working area at address 0x%08x", (unsigned)first_free
);
1175 new_wa
= malloc(sizeof(struct working_area
));
1176 new_wa
->next
= NULL
;
1177 new_wa
->size
= size
;
1178 new_wa
->address
= first_free
;
1180 if (target
->backup_working_area
)
1183 new_wa
->backup
= malloc(new_wa
->size
);
1184 if ((retval
= target_read_memory(target
, new_wa
->address
, 4, new_wa
->size
/ 4, new_wa
->backup
)) != ERROR_OK
)
1186 free(new_wa
->backup
);
1193 new_wa
->backup
= NULL
;
1196 /* put new entry in list */
1200 /* mark as used, and return the new (reused) area */
1205 new_wa
->user
= area
;
1210 int target_free_working_area_restore(struct target
*target
, struct working_area
*area
, int restore
)
1215 if (restore
&& target
->backup_working_area
)
1218 if ((retval
= target_write_memory(target
, area
->address
, 4, area
->size
/ 4, area
->backup
)) != ERROR_OK
)
1224 /* mark user pointer invalid */
1231 int target_free_working_area(struct target
*target
, struct working_area
*area
)
1233 return target_free_working_area_restore(target
, area
, 1);
1236 /* free resources and restore memory, if restoring memory fails,
1237 * free up resources anyway
1239 void target_free_all_working_areas_restore(struct target
*target
, int restore
)
1241 struct working_area
*c
= target
->working_areas
;
1245 struct working_area
*next
= c
->next
;
1246 target_free_working_area_restore(target
, c
, restore
);
1256 target
->working_areas
= NULL
;
1259 void target_free_all_working_areas(struct target
*target
)
1261 target_free_all_working_areas_restore(target
, 1);
1264 int target_arch_state(struct target
*target
)
1269 LOG_USER("No target has been configured");
1273 LOG_USER("target state: %s", target_state_name( target
));
1275 if (target
->state
!= TARGET_HALTED
)
1278 retval
= target
->type
->arch_state(target
);
1282 /* Single aligned words are guaranteed to use 16 or 32 bit access
1283 * mode respectively, otherwise data is handled as quickly as
1286 int target_write_buffer(struct target
*target
, uint32_t address
, uint32_t size
, uint8_t *buffer
)
1289 LOG_DEBUG("writing buffer of %i byte at 0x%8.8x",
1290 (int)size
, (unsigned)address
);
1292 if (!target_was_examined(target
))
1294 LOG_ERROR("Target not examined yet");
1302 if ((address
+ size
- 1) < address
)
1304 /* GDB can request this when e.g. PC is 0xfffffffc*/
1305 LOG_ERROR("address + size wrapped(0x%08x, 0x%08x)",
1311 if (((address
% 2) == 0) && (size
== 2))
1313 return target_write_memory(target
, address
, 2, 1, buffer
);
1316 /* handle unaligned head bytes */
1319 uint32_t unaligned
= 4 - (address
% 4);
1321 if (unaligned
> size
)
1324 if ((retval
= target_write_memory(target
, address
, 1, unaligned
, buffer
)) != ERROR_OK
)
1327 buffer
+= unaligned
;
1328 address
+= unaligned
;
1332 /* handle aligned words */
1335 int aligned
= size
- (size
% 4);
1337 /* use bulk writes above a certain limit. This may have to be changed */
1340 if ((retval
= target
->type
->bulk_write_memory(target
, address
, aligned
/ 4, buffer
)) != ERROR_OK
)
1345 if ((retval
= target_write_memory(target
, address
, 4, aligned
/ 4, buffer
)) != ERROR_OK
)
1354 /* handle tail writes of less than 4 bytes */
1357 if ((retval
= target_write_memory(target
, address
, 1, size
, buffer
)) != ERROR_OK
)
1364 /* Single aligned words are guaranteed to use 16 or 32 bit access
1365 * mode respectively, otherwise data is handled as quickly as
1368 int target_read_buffer(struct target
*target
, uint32_t address
, uint32_t size
, uint8_t *buffer
)
1371 LOG_DEBUG("reading buffer of %i byte at 0x%8.8x",
1372 (int)size
, (unsigned)address
);
1374 if (!target_was_examined(target
))
1376 LOG_ERROR("Target not examined yet");
1384 if ((address
+ size
- 1) < address
)
1386 /* GDB can request this when e.g. PC is 0xfffffffc*/
1387 LOG_ERROR("address + size wrapped(0x%08" PRIx32
", 0x%08" PRIx32
")",
1393 if (((address
% 2) == 0) && (size
== 2))
1395 return target_read_memory(target
, address
, 2, 1, buffer
);
1398 /* handle unaligned head bytes */
1401 uint32_t unaligned
= 4 - (address
% 4);
1403 if (unaligned
> size
)
1406 if ((retval
= target_read_memory(target
, address
, 1, unaligned
, buffer
)) != ERROR_OK
)
1409 buffer
+= unaligned
;
1410 address
+= unaligned
;
1414 /* handle aligned words */
1417 int aligned
= size
- (size
% 4);
1419 if ((retval
= target_read_memory(target
, address
, 4, aligned
/ 4, buffer
)) != ERROR_OK
)
1427 /*prevent byte access when possible (avoid AHB access limitations in some cases)*/
1430 int aligned
= size
- (size
%2);
1431 retval
= target_read_memory(target
, address
, 2, aligned
/ 2, buffer
);
1432 if (retval
!= ERROR_OK
)
1439 /* handle tail writes of less than 4 bytes */
1442 if ((retval
= target_read_memory(target
, address
, 1, size
, buffer
)) != ERROR_OK
)
1449 int target_checksum_memory(struct target
*target
, uint32_t address
, uint32_t size
, uint32_t* crc
)
1454 uint32_t checksum
= 0;
1455 if (!target_was_examined(target
))
1457 LOG_ERROR("Target not examined yet");
1461 if ((retval
= target
->type
->checksum_memory(target
, address
,
1462 size
, &checksum
)) != ERROR_OK
)
1464 buffer
= malloc(size
);
1467 LOG_ERROR("error allocating buffer for section (%d bytes)", (int)size
);
1468 return ERROR_INVALID_ARGUMENTS
;
1470 retval
= target_read_buffer(target
, address
, size
, buffer
);
1471 if (retval
!= ERROR_OK
)
1477 /* convert to target endianess */
1478 for (i
= 0; i
< (size
/sizeof(uint32_t)); i
++)
1480 uint32_t target_data
;
1481 target_data
= target_buffer_get_u32(target
, &buffer
[i
*sizeof(uint32_t)]);
1482 target_buffer_set_u32(target
, &buffer
[i
*sizeof(uint32_t)], target_data
);
1485 retval
= image_calculate_checksum(buffer
, size
, &checksum
);
1494 int target_blank_check_memory(struct target
*target
, uint32_t address
, uint32_t size
, uint32_t* blank
)
1497 if (!target_was_examined(target
))
1499 LOG_ERROR("Target not examined yet");
1503 if (target
->type
->blank_check_memory
== 0)
1504 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE
;
1506 retval
= target
->type
->blank_check_memory(target
, address
, size
, blank
);
1511 int target_read_u32(struct target
*target
, uint32_t address
, uint32_t *value
)
1513 uint8_t value_buf
[4];
1514 if (!target_was_examined(target
))
1516 LOG_ERROR("Target not examined yet");
1520 int retval
= target_read_memory(target
, address
, 4, 1, value_buf
);
1522 if (retval
== ERROR_OK
)
1524 *value
= target_buffer_get_u32(target
, value_buf
);
1525 LOG_DEBUG("address: 0x%8.8" PRIx32
", value: 0x%8.8" PRIx32
"",
1532 LOG_DEBUG("address: 0x%8.8" PRIx32
" failed",
1539 int target_read_u16(struct target
*target
, uint32_t address
, uint16_t *value
)
1541 uint8_t value_buf
[2];
1542 if (!target_was_examined(target
))
1544 LOG_ERROR("Target not examined yet");
1548 int retval
= target_read_memory(target
, address
, 2, 1, value_buf
);
1550 if (retval
== ERROR_OK
)
1552 *value
= target_buffer_get_u16(target
, value_buf
);
1553 LOG_DEBUG("address: 0x%8.8" PRIx32
", value: 0x%4.4x",
1560 LOG_DEBUG("address: 0x%8.8" PRIx32
" failed",
1567 int target_read_u8(struct target
*target
, uint32_t address
, uint8_t *value
)
1569 int retval
= target_read_memory(target
, address
, 1, 1, value
);
1570 if (!target_was_examined(target
))
1572 LOG_ERROR("Target not examined yet");
1576 if (retval
== ERROR_OK
)
1578 LOG_DEBUG("address: 0x%8.8" PRIx32
", value: 0x%2.2x",
1585 LOG_DEBUG("address: 0x%8.8" PRIx32
" failed",
1592 int target_write_u32(struct target
*target
, uint32_t address
, uint32_t value
)
1595 uint8_t value_buf
[4];
1596 if (!target_was_examined(target
))
1598 LOG_ERROR("Target not examined yet");
1602 LOG_DEBUG("address: 0x%8.8" PRIx32
", value: 0x%8.8" PRIx32
"",
1606 target_buffer_set_u32(target
, value_buf
, value
);
1607 if ((retval
= target_write_memory(target
, address
, 4, 1, value_buf
)) != ERROR_OK
)
1609 LOG_DEBUG("failed: %i", retval
);
1615 int target_write_u16(struct target
*target
, uint32_t address
, uint16_t value
)
1618 uint8_t value_buf
[2];
1619 if (!target_was_examined(target
))
1621 LOG_ERROR("Target not examined yet");
1625 LOG_DEBUG("address: 0x%8.8" PRIx32
", value: 0x%8.8x",
1629 target_buffer_set_u16(target
, value_buf
, value
);
1630 if ((retval
= target_write_memory(target
, address
, 2, 1, value_buf
)) != ERROR_OK
)
1632 LOG_DEBUG("failed: %i", retval
);
1638 int target_write_u8(struct target
*target
, uint32_t address
, uint8_t value
)
1641 if (!target_was_examined(target
))
1643 LOG_ERROR("Target not examined yet");
1647 LOG_DEBUG("address: 0x%8.8" PRIx32
", value: 0x%2.2x",
1650 if ((retval
= target_write_memory(target
, address
, 1, 1, &value
)) != ERROR_OK
)
1652 LOG_DEBUG("failed: %i", retval
);
1658 COMMAND_HANDLER(handle_targets_command
)
1660 struct target
*target
= all_targets
;
1664 target
= get_target(CMD_ARGV
[0]);
1665 if (target
== NULL
) {
1666 command_print(CMD_CTX
,"Target: %s is unknown, try one of:\n", CMD_ARGV
[0]);
1669 if (!target
->tap
->enabled
) {
1670 command_print(CMD_CTX
,"Target: TAP %s is disabled, "
1671 "can't be the current target\n",
1672 target
->tap
->dotted_name
);
1676 CMD_CTX
->current_target
= target
->target_number
;
1681 target
= all_targets
;
1682 command_print(CMD_CTX
, " TargetName Type Endian TapName State ");
1683 command_print(CMD_CTX
, "-- ------------------ ---------- ------ ------------------ ------------");
1689 if (target
->tap
->enabled
)
1690 state
= target_state_name( target
);
1692 state
= "tap-disabled";
1694 if (CMD_CTX
->current_target
== target
->target_number
)
1697 /* keep columns lined up to match the headers above */
1698 command_print(CMD_CTX
, "%2d%c %-18s %-10s %-6s %-18s %s",
1699 target
->target_number
,
1701 target_name(target
),
1702 target_type_name(target
),
1703 Jim_Nvp_value2name_simple(nvp_target_endian
,
1704 target
->endianness
)->name
,
1705 target
->tap
->dotted_name
,
1707 target
= target
->next
;
1713 /* every 300ms we check for reset & powerdropout and issue a "reset halt" if so. */
1715 static int powerDropout
;
1716 static int srstAsserted
;
1718 static int runPowerRestore
;
1719 static int runPowerDropout
;
1720 static int runSrstAsserted
;
1721 static int runSrstDeasserted
;
1723 static int sense_handler(void)
1725 static int prevSrstAsserted
= 0;
1726 static int prevPowerdropout
= 0;
1729 if ((retval
= jtag_power_dropout(&powerDropout
)) != ERROR_OK
)
1733 powerRestored
= prevPowerdropout
&& !powerDropout
;
1736 runPowerRestore
= 1;
1739 long long current
= timeval_ms();
1740 static long long lastPower
= 0;
1741 int waitMore
= lastPower
+ 2000 > current
;
1742 if (powerDropout
&& !waitMore
)
1744 runPowerDropout
= 1;
1745 lastPower
= current
;
1748 if ((retval
= jtag_srst_asserted(&srstAsserted
)) != ERROR_OK
)
1752 srstDeasserted
= prevSrstAsserted
&& !srstAsserted
;
1754 static long long lastSrst
= 0;
1755 waitMore
= lastSrst
+ 2000 > current
;
1756 if (srstDeasserted
&& !waitMore
)
1758 runSrstDeasserted
= 1;
1762 if (!prevSrstAsserted
&& srstAsserted
)
1764 runSrstAsserted
= 1;
1767 prevSrstAsserted
= srstAsserted
;
1768 prevPowerdropout
= powerDropout
;
1770 if (srstDeasserted
|| powerRestored
)
1772 /* Other than logging the event we can't do anything here.
1773 * Issuing a reset is a particularly bad idea as we might
1774 * be inside a reset already.
1781 /* process target state changes */
1782 static int handle_target(void *priv
)
1784 Jim_Interp
*interp
= (Jim_Interp
*)priv
;
1785 int retval
= ERROR_OK
;
1787 /* we do not want to recurse here... */
1788 static int recursive
= 0;
1793 /* danger! running these procedures can trigger srst assertions and power dropouts.
1794 * We need to avoid an infinite loop/recursion here and we do that by
1795 * clearing the flags after running these events.
1797 int did_something
= 0;
1798 if (runSrstAsserted
)
1800 LOG_INFO("srst asserted detected, running srst_asserted proc.");
1801 Jim_Eval(interp
, "srst_asserted");
1804 if (runSrstDeasserted
)
1806 Jim_Eval(interp
, "srst_deasserted");
1809 if (runPowerDropout
)
1811 LOG_INFO("Power dropout detected, running power_dropout proc.");
1812 Jim_Eval(interp
, "power_dropout");
1815 if (runPowerRestore
)
1817 Jim_Eval(interp
, "power_restore");
1823 /* clear detect flags */
1827 /* clear action flags */
1829 runSrstAsserted
= 0;
1830 runSrstDeasserted
= 0;
1831 runPowerRestore
= 0;
1832 runPowerDropout
= 0;
1837 /* Poll targets for state changes unless that's globally disabled.
1838 * Skip targets that are currently disabled.
1840 for (struct target
*target
= all_targets
;
1841 is_jtag_poll_safe() && target
;
1842 target
= target
->next
)
1844 if (!target
->tap
->enabled
)
1847 /* only poll target if we've got power and srst isn't asserted */
1848 if (!powerDropout
&& !srstAsserted
)
1850 /* polling may fail silently until the target has been examined */
1851 if ((retval
= target_poll(target
)) != ERROR_OK
)
1853 /* FIX!!!!! If we add a LOG_INFO() here to output a line in GDB
1854 * *why* we are aborting GDB, then we'll spam telnet when the
1855 * poll is failing persistently.
1857 * If we could implement an event that detected the
1858 * target going from non-pollable to pollable, we could issue
1859 * an error only upon the transition.
1861 target_call_event_callbacks(target
, TARGET_EVENT_GDB_HALT
);
1870 COMMAND_HANDLER(handle_reg_command
)
1872 struct target
*target
;
1873 struct reg
*reg
= NULL
;
1879 target
= get_current_target(CMD_CTX
);
1881 /* list all available registers for the current target */
1884 struct reg_cache
*cache
= target
->reg_cache
;
1891 command_print(CMD_CTX
, "===== %s", cache
->name
);
1893 for (i
= 0, reg
= cache
->reg_list
;
1894 i
< cache
->num_regs
;
1895 i
++, reg
++, count
++)
1897 /* only print cached values if they are valid */
1899 value
= buf_to_str(reg
->value
,
1901 command_print(CMD_CTX
,
1902 "(%i) %s (/%" PRIu32
"): 0x%s%s",
1910 command_print(CMD_CTX
, "(%i) %s (/%" PRIu32
")",
1915 cache
= cache
->next
;
1921 /* access a single register by its ordinal number */
1922 if ((CMD_ARGV
[0][0] >= '0') && (CMD_ARGV
[0][0] <= '9'))
1925 COMMAND_PARSE_NUMBER(uint
, CMD_ARGV
[0], num
);
1927 struct reg_cache
*cache
= target
->reg_cache
;
1932 for (i
= 0; i
< cache
->num_regs
; i
++)
1936 reg
= &cache
->reg_list
[i
];
1942 cache
= cache
->next
;
1947 command_print(CMD_CTX
, "%i is out of bounds, the current target has only %i registers (0 - %i)", num
, count
, count
- 1);
1950 } else /* access a single register by its name */
1952 reg
= register_get_by_name(target
->reg_cache
, CMD_ARGV
[0], 1);
1956 command_print(CMD_CTX
, "register %s not found in current target", CMD_ARGV
[0]);
1961 /* display a register */
1962 if ((CMD_ARGC
== 1) || ((CMD_ARGC
== 2) && !((CMD_ARGV
[1][0] >= '0') && (CMD_ARGV
[1][0] <= '9'))))
1964 if ((CMD_ARGC
== 2) && (strcmp(CMD_ARGV
[1], "force") == 0))
1967 if (reg
->valid
== 0)
1969 reg
->type
->get(reg
);
1971 value
= buf_to_str(reg
->value
, reg
->size
, 16);
1972 command_print(CMD_CTX
, "%s (/%i): 0x%s", reg
->name
, (int)(reg
->size
), value
);
1977 /* set register value */
1980 uint8_t *buf
= malloc(DIV_ROUND_UP(reg
->size
, 8));
1981 str_to_buf(CMD_ARGV
[1], strlen(CMD_ARGV
[1]), buf
, reg
->size
, 0);
1983 reg
->type
->set(reg
, buf
);
1985 value
= buf_to_str(reg
->value
, reg
->size
, 16);
1986 command_print(CMD_CTX
, "%s (/%i): 0x%s", reg
->name
, (int)(reg
->size
), value
);
1994 command_print(CMD_CTX
, "usage: reg <#|name> [value]");
1999 COMMAND_HANDLER(handle_poll_command
)
2001 int retval
= ERROR_OK
;
2002 struct target
*target
= get_current_target(CMD_CTX
);
2006 command_print(CMD_CTX
, "background polling: %s",
2007 jtag_poll_get_enabled() ? "on" : "off");
2008 command_print(CMD_CTX
, "TAP: %s (%s)",
2009 target
->tap
->dotted_name
,
2010 target
->tap
->enabled
? "enabled" : "disabled");
2011 if (!target
->tap
->enabled
)
2013 if ((retval
= target_poll(target
)) != ERROR_OK
)
2015 if ((retval
= target_arch_state(target
)) != ERROR_OK
)
2018 else if (CMD_ARGC
== 1)
2021 COMMAND_PARSE_ON_OFF(CMD_ARGV
[0], enable
);
2022 jtag_poll_set_enabled(enable
);
2026 return ERROR_COMMAND_SYNTAX_ERROR
;
2032 COMMAND_HANDLER(handle_wait_halt_command
)
2035 return ERROR_COMMAND_SYNTAX_ERROR
;
2040 int retval
= parse_uint(CMD_ARGV
[0], &ms
);
2041 if (ERROR_OK
!= retval
)
2043 command_print(CMD_CTX
, "usage: %s [seconds]", CMD_NAME
);
2044 return ERROR_COMMAND_SYNTAX_ERROR
;
2046 // convert seconds (given) to milliseconds (needed)
2050 struct target
*target
= get_current_target(CMD_CTX
);
2051 return target_wait_state(target
, TARGET_HALTED
, ms
);
2054 /* wait for target state to change. The trick here is to have a low
2055 * latency for short waits and not to suck up all the CPU time
2058 * After 500ms, keep_alive() is invoked
2060 int target_wait_state(struct target
*target
, enum target_state state
, int ms
)
2063 long long then
= 0, cur
;
2068 if ((retval
= target_poll(target
)) != ERROR_OK
)
2070 if (target
->state
== state
)
2078 then
= timeval_ms();
2079 LOG_DEBUG("waiting for target %s...",
2080 Jim_Nvp_value2name_simple(nvp_target_state
,state
)->name
);
2088 if ((cur
-then
) > ms
)
2090 LOG_ERROR("timed out while waiting for target %s",
2091 Jim_Nvp_value2name_simple(nvp_target_state
,state
)->name
);
2099 COMMAND_HANDLER(handle_halt_command
)
2103 struct target
*target
= get_current_target(CMD_CTX
);
2104 int retval
= target_halt(target
);
2105 if (ERROR_OK
!= retval
)
2111 retval
= parse_uint(CMD_ARGV
[0], &wait
);
2112 if (ERROR_OK
!= retval
)
2113 return ERROR_COMMAND_SYNTAX_ERROR
;
2118 return CALL_COMMAND_HANDLER(handle_wait_halt_command
);
2121 COMMAND_HANDLER(handle_soft_reset_halt_command
)
2123 struct target
*target
= get_current_target(CMD_CTX
);
2125 LOG_USER("requesting target halt and executing a soft reset");
2127 target
->type
->soft_reset_halt(target
);
2132 COMMAND_HANDLER(handle_reset_command
)
2135 return ERROR_COMMAND_SYNTAX_ERROR
;
2137 enum target_reset_mode reset_mode
= RESET_RUN
;
2141 n
= Jim_Nvp_name2value_simple(nvp_reset_modes
, CMD_ARGV
[0]);
2142 if ((n
->name
== NULL
) || (n
->value
== RESET_UNKNOWN
)) {
2143 return ERROR_COMMAND_SYNTAX_ERROR
;
2145 reset_mode
= n
->value
;
2148 /* reset *all* targets */
2149 return target_process_reset(CMD_CTX
, reset_mode
);
2153 COMMAND_HANDLER(handle_resume_command
)
2157 return ERROR_COMMAND_SYNTAX_ERROR
;
2159 struct target
*target
= get_current_target(CMD_CTX
);
2160 target_handle_event(target
, TARGET_EVENT_OLD_pre_resume
);
2162 /* with no CMD_ARGV, resume from current pc, addr = 0,
2163 * with one arguments, addr = CMD_ARGV[0],
2164 * handle breakpoints, not debugging */
2168 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], addr
);
2172 return target_resume(target
, current
, addr
, 1, 0);
2175 COMMAND_HANDLER(handle_step_command
)
2178 return ERROR_COMMAND_SYNTAX_ERROR
;
2182 /* with no CMD_ARGV, step from current pc, addr = 0,
2183 * with one argument addr = CMD_ARGV[0],
2184 * handle breakpoints, debugging */
2189 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], addr
);
2193 struct target
*target
= get_current_target(CMD_CTX
);
2195 return target
->type
->step(target
, current_pc
, addr
, 1);
2198 static void handle_md_output(struct command_context
*cmd_ctx
,
2199 struct target
*target
, uint32_t address
, unsigned size
,
2200 unsigned count
, const uint8_t *buffer
)
2202 const unsigned line_bytecnt
= 32;
2203 unsigned line_modulo
= line_bytecnt
/ size
;
2205 char output
[line_bytecnt
* 4 + 1];
2206 unsigned output_len
= 0;
2208 const char *value_fmt
;
2210 case 4: value_fmt
= "%8.8x "; break;
2211 case 2: value_fmt
= "%4.4x "; break;
2212 case 1: value_fmt
= "%2.2x "; break;
2214 /* "can't happen", caller checked */
2215 LOG_ERROR("invalid memory read size: %u", size
);
2219 for (unsigned i
= 0; i
< count
; i
++)
2221 if (i
% line_modulo
== 0)
2223 output_len
+= snprintf(output
+ output_len
,
2224 sizeof(output
) - output_len
,
2226 (unsigned)(address
+ (i
*size
)));
2230 const uint8_t *value_ptr
= buffer
+ i
* size
;
2232 case 4: value
= target_buffer_get_u32(target
, value_ptr
); break;
2233 case 2: value
= target_buffer_get_u16(target
, value_ptr
); break;
2234 case 1: value
= *value_ptr
;
2236 output_len
+= snprintf(output
+ output_len
,
2237 sizeof(output
) - output_len
,
2240 if ((i
% line_modulo
== line_modulo
- 1) || (i
== count
- 1))
2242 command_print(cmd_ctx
, "%s", output
);
2248 COMMAND_HANDLER(handle_md_command
)
2251 return ERROR_COMMAND_SYNTAX_ERROR
;
2254 switch (CMD_NAME
[2]) {
2255 case 'w': size
= 4; break;
2256 case 'h': size
= 2; break;
2257 case 'b': size
= 1; break;
2258 default: return ERROR_COMMAND_SYNTAX_ERROR
;
2261 bool physical
=strcmp(CMD_ARGV
[0], "phys")==0;
2262 int (*fn
)(struct target
*target
,
2263 uint32_t address
, uint32_t size
, uint32_t count
, uint8_t *buffer
);
2268 fn
=target_read_phys_memory
;
2271 fn
=target_read_memory
;
2273 if ((CMD_ARGC
< 1) || (CMD_ARGC
> 2))
2275 return ERROR_COMMAND_SYNTAX_ERROR
;
2279 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], address
);
2283 COMMAND_PARSE_NUMBER(uint
, CMD_ARGV
[1], count
);
2285 uint8_t *buffer
= calloc(count
, size
);
2287 struct target
*target
= get_current_target(CMD_CTX
);
2288 int retval
= fn(target
, address
, size
, count
, buffer
);
2289 if (ERROR_OK
== retval
)
2290 handle_md_output(CMD_CTX
, target
, address
, size
, count
, buffer
);
2297 typedef int (*target_write_fn
)(struct target
*target
,
2298 uint32_t address
, uint32_t size
, uint32_t count
, uint8_t *buffer
);
2300 static int target_write_memory_fast(struct target
*target
,
2301 uint32_t address
, uint32_t size
, uint32_t count
, uint8_t *buffer
)
2303 return target_write_buffer(target
, address
, size
* count
, buffer
);
2306 static int target_fill_mem(struct target
*target
,
2315 /* We have to write in reasonably large chunks to be able
2316 * to fill large memory areas with any sane speed */
2317 const unsigned chunk_size
= 16384;
2318 uint8_t *target_buf
= malloc(chunk_size
* data_size
);
2319 if (target_buf
== NULL
)
2321 LOG_ERROR("Out of memory");
2325 for (unsigned i
= 0; i
< chunk_size
; i
++)
2330 target_buffer_set_u32(target
, target_buf
+ i
*data_size
, b
);
2333 target_buffer_set_u16(target
, target_buf
+ i
*data_size
, b
);
2336 target_buffer_set_u8(target
, target_buf
+ i
*data_size
, b
);
2343 int retval
= ERROR_OK
;
2345 for (unsigned x
= 0; x
< c
; x
+= chunk_size
)
2349 if (current
> chunk_size
)
2351 current
= chunk_size
;
2353 int retval
= fn(target
, address
+ x
* data_size
, data_size
, current
, target_buf
);
2354 if (retval
!= ERROR_OK
)
2358 /* avoid GDB timeouts */
2367 COMMAND_HANDLER(handle_mw_command
)
2371 return ERROR_COMMAND_SYNTAX_ERROR
;
2373 bool physical
=strcmp(CMD_ARGV
[0], "phys")==0;
2379 fn
=target_write_phys_memory
;
2382 fn
= target_write_memory_fast
;
2384 if ((CMD_ARGC
< 2) || (CMD_ARGC
> 3))
2385 return ERROR_COMMAND_SYNTAX_ERROR
;
2388 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], address
);
2391 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], value
);
2395 COMMAND_PARSE_NUMBER(uint
, CMD_ARGV
[2], count
);
2397 struct target
*target
= get_current_target(CMD_CTX
);
2399 switch (CMD_NAME
[2])
2411 return ERROR_COMMAND_SYNTAX_ERROR
;
2414 return target_fill_mem(target
, address
, fn
, wordsize
, value
, count
);
2417 static COMMAND_HELPER(parse_load_image_command_CMD_ARGV
, struct image
*image
,
2418 uint32_t *min_address
, uint32_t *max_address
)
2420 if (CMD_ARGC
< 1 || CMD_ARGC
> 5)
2421 return ERROR_COMMAND_SYNTAX_ERROR
;
2423 /* a base address isn't always necessary,
2424 * default to 0x0 (i.e. don't relocate) */
2428 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], addr
);
2429 image
->base_address
= addr
;
2430 image
->base_address_set
= 1;
2433 image
->base_address_set
= 0;
2435 image
->start_address_set
= 0;
2439 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[3], *min_address
);
2443 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[4], *max_address
);
2444 // use size (given) to find max (required)
2445 *max_address
+= *min_address
;
2448 if (*min_address
> *max_address
)
2449 return ERROR_COMMAND_SYNTAX_ERROR
;
2454 COMMAND_HANDLER(handle_load_image_command
)
2458 uint32_t image_size
;
2459 uint32_t min_address
= 0;
2460 uint32_t max_address
= 0xffffffff;
2464 int retval
= CALL_COMMAND_HANDLER(parse_load_image_command_CMD_ARGV
,
2465 &image
, &min_address
, &max_address
);
2466 if (ERROR_OK
!= retval
)
2469 struct target
*target
= get_current_target(CMD_CTX
);
2471 struct duration bench
;
2472 duration_start(&bench
);
2474 if (image_open(&image
, CMD_ARGV
[0], (CMD_ARGC
>= 3) ? CMD_ARGV
[2] : NULL
) != ERROR_OK
)
2481 for (i
= 0; i
< image
.num_sections
; i
++)
2483 buffer
= malloc(image
.sections
[i
].size
);
2486 command_print(CMD_CTX
,
2487 "error allocating buffer for section (%d bytes)",
2488 (int)(image
.sections
[i
].size
));
2492 if ((retval
= image_read_section(&image
, i
, 0x0, image
.sections
[i
].size
, buffer
, &buf_cnt
)) != ERROR_OK
)
2498 uint32_t offset
= 0;
2499 uint32_t length
= buf_cnt
;
2501 /* DANGER!!! beware of unsigned comparision here!!! */
2503 if ((image
.sections
[i
].base_address
+ buf_cnt
>= min_address
)&&
2504 (image
.sections
[i
].base_address
< max_address
))
2506 if (image
.sections
[i
].base_address
< min_address
)
2508 /* clip addresses below */
2509 offset
+= min_address
-image
.sections
[i
].base_address
;
2513 if (image
.sections
[i
].base_address
+ buf_cnt
> max_address
)
2515 length
-= (image
.sections
[i
].base_address
+ buf_cnt
)-max_address
;
2518 if ((retval
= target_write_buffer(target
, image
.sections
[i
].base_address
+ offset
, length
, buffer
+ offset
)) != ERROR_OK
)
2523 image_size
+= length
;
2524 command_print(CMD_CTX
, "%u bytes written at address 0x%8.8" PRIx32
"",
2525 (unsigned int)length
,
2526 image
.sections
[i
].base_address
+ offset
);
2532 if ((ERROR_OK
== retval
) && (duration_measure(&bench
) == ERROR_OK
))
2534 command_print(CMD_CTX
, "downloaded %" PRIu32
" bytes "
2535 "in %fs (%0.3f kb/s)", image_size
,
2536 duration_elapsed(&bench
), duration_kbps(&bench
, image_size
));
2539 image_close(&image
);
2545 COMMAND_HANDLER(handle_dump_image_command
)
2547 struct fileio fileio
;
2549 uint8_t buffer
[560];
2553 struct target
*target
= get_current_target(CMD_CTX
);
2557 command_print(CMD_CTX
, "usage: dump_image <filename> <address> <size>");
2562 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], address
);
2564 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[2], size
);
2566 if (fileio_open(&fileio
, CMD_ARGV
[0], FILEIO_WRITE
, FILEIO_BINARY
) != ERROR_OK
)
2571 struct duration bench
;
2572 duration_start(&bench
);
2574 int retval
= ERROR_OK
;
2577 size_t size_written
;
2578 uint32_t this_run_size
= (size
> 560) ? 560 : size
;
2579 retval
= target_read_buffer(target
, address
, this_run_size
, buffer
);
2580 if (retval
!= ERROR_OK
)
2585 retval
= fileio_write(&fileio
, this_run_size
, buffer
, &size_written
);
2586 if (retval
!= ERROR_OK
)
2591 size
-= this_run_size
;
2592 address
+= this_run_size
;
2595 if ((retvaltemp
= fileio_close(&fileio
)) != ERROR_OK
)
2598 if ((ERROR_OK
== retval
) && (duration_measure(&bench
) == ERROR_OK
))
2600 command_print(CMD_CTX
,
2601 "dumped %ld bytes in %fs (%0.3f kb/s)", (long)fileio
.size
,
2602 duration_elapsed(&bench
), duration_kbps(&bench
, fileio
.size
));
2608 static COMMAND_HELPER(handle_verify_image_command_internal
, int verify
)
2612 uint32_t image_size
;
2615 uint32_t checksum
= 0;
2616 uint32_t mem_checksum
= 0;
2620 struct target
*target
= get_current_target(CMD_CTX
);
2624 return ERROR_COMMAND_SYNTAX_ERROR
;
2629 LOG_ERROR("no target selected");
2633 struct duration bench
;
2634 duration_start(&bench
);
2639 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], addr
);
2640 image
.base_address
= addr
;
2641 image
.base_address_set
= 1;
2645 image
.base_address_set
= 0;
2646 image
.base_address
= 0x0;
2649 image
.start_address_set
= 0;
2651 if ((retval
= image_open(&image
, CMD_ARGV
[0], (CMD_ARGC
== 3) ? CMD_ARGV
[2] : NULL
)) != ERROR_OK
)
2658 for (i
= 0; i
< image
.num_sections
; i
++)
2660 buffer
= malloc(image
.sections
[i
].size
);
2663 command_print(CMD_CTX
,
2664 "error allocating buffer for section (%d bytes)",
2665 (int)(image
.sections
[i
].size
));
2668 if ((retval
= image_read_section(&image
, i
, 0x0, image
.sections
[i
].size
, buffer
, &buf_cnt
)) != ERROR_OK
)
2676 /* calculate checksum of image */
2677 image_calculate_checksum(buffer
, buf_cnt
, &checksum
);
2679 retval
= target_checksum_memory(target
, image
.sections
[i
].base_address
, buf_cnt
, &mem_checksum
);
2680 if (retval
!= ERROR_OK
)
2686 if (checksum
!= mem_checksum
)
2688 /* failed crc checksum, fall back to a binary compare */
2691 command_print(CMD_CTX
, "checksum mismatch - attempting binary compare");
2693 data
= (uint8_t*)malloc(buf_cnt
);
2695 /* Can we use 32bit word accesses? */
2697 int count
= buf_cnt
;
2698 if ((count
% 4) == 0)
2703 retval
= target_read_memory(target
, image
.sections
[i
].base_address
, size
, count
, data
);
2704 if (retval
== ERROR_OK
)
2707 for (t
= 0; t
< buf_cnt
; t
++)
2709 if (data
[t
] != buffer
[t
])
2711 command_print(CMD_CTX
,
2712 "Verify operation failed address 0x%08x. Was 0x%02x instead of 0x%02x\n",
2713 (unsigned)(t
+ image
.sections
[i
].base_address
),
2718 retval
= ERROR_FAIL
;
2732 command_print(CMD_CTX
, "address 0x%08" PRIx32
" length 0x%08zx",
2733 image
.sections
[i
].base_address
,
2738 image_size
+= buf_cnt
;
2741 if ((ERROR_OK
== retval
) && (duration_measure(&bench
) == ERROR_OK
))
2743 command_print(CMD_CTX
, "verified %" PRIu32
" bytes "
2744 "in %fs (%0.3f kb/s)", image_size
,
2745 duration_elapsed(&bench
), duration_kbps(&bench
, image_size
));
2748 image_close(&image
);
2753 COMMAND_HANDLER(handle_verify_image_command
)
2755 return CALL_COMMAND_HANDLER(handle_verify_image_command_internal
, 1);
2758 COMMAND_HANDLER(handle_test_image_command
)
2760 return CALL_COMMAND_HANDLER(handle_verify_image_command_internal
, 0);
2763 static int handle_bp_command_list(struct command_context
*cmd_ctx
)
2765 struct target
*target
= get_current_target(cmd_ctx
);
2766 struct breakpoint
*breakpoint
= target
->breakpoints
;
2769 if (breakpoint
->type
== BKPT_SOFT
)
2771 char* buf
= buf_to_str(breakpoint
->orig_instr
,
2772 breakpoint
->length
, 16);
2773 command_print(cmd_ctx
, "0x%8.8" PRIx32
", 0x%x, %i, 0x%s",
2774 breakpoint
->address
,
2776 breakpoint
->set
, buf
);
2781 command_print(cmd_ctx
, "0x%8.8" PRIx32
", 0x%x, %i",
2782 breakpoint
->address
,
2783 breakpoint
->length
, breakpoint
->set
);
2786 breakpoint
= breakpoint
->next
;
2791 static int handle_bp_command_set(struct command_context
*cmd_ctx
,
2792 uint32_t addr
, uint32_t length
, int hw
)
2794 struct target
*target
= get_current_target(cmd_ctx
);
2795 int retval
= breakpoint_add(target
, addr
, length
, hw
);
2796 if (ERROR_OK
== retval
)
2797 command_print(cmd_ctx
, "breakpoint set at 0x%8.8" PRIx32
"", addr
);
2799 LOG_ERROR("Failure setting breakpoint");
2803 COMMAND_HANDLER(handle_bp_command
)
2806 return handle_bp_command_list(CMD_CTX
);
2808 if (CMD_ARGC
< 2 || CMD_ARGC
> 3)
2810 command_print(CMD_CTX
, "usage: bp <address> <length> ['hw']");
2811 return ERROR_COMMAND_SYNTAX_ERROR
;
2815 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], addr
);
2817 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], length
);
2822 if (strcmp(CMD_ARGV
[2], "hw") == 0)
2825 return ERROR_COMMAND_SYNTAX_ERROR
;
2828 return handle_bp_command_set(CMD_CTX
, addr
, length
, hw
);
2831 COMMAND_HANDLER(handle_rbp_command
)
2834 return ERROR_COMMAND_SYNTAX_ERROR
;
2837 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], addr
);
2839 struct target
*target
= get_current_target(CMD_CTX
);
2840 breakpoint_remove(target
, addr
);
2845 COMMAND_HANDLER(handle_wp_command
)
2847 struct target
*target
= get_current_target(CMD_CTX
);
2851 struct watchpoint
*watchpoint
= target
->watchpoints
;
2855 command_print(CMD_CTX
, "address: 0x%8.8" PRIx32
2856 ", len: 0x%8.8" PRIx32
2857 ", r/w/a: %i, value: 0x%8.8" PRIx32
2858 ", mask: 0x%8.8" PRIx32
,
2859 watchpoint
->address
,
2861 (int)watchpoint
->rw
,
2864 watchpoint
= watchpoint
->next
;
2869 enum watchpoint_rw type
= WPT_ACCESS
;
2871 uint32_t length
= 0;
2872 uint32_t data_value
= 0x0;
2873 uint32_t data_mask
= 0xffffffff;
2878 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[4], data_mask
);
2881 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[3], data_value
);
2884 switch (CMD_ARGV
[2][0])
2896 LOG_ERROR("invalid watchpoint mode ('%c')", CMD_ARGV
[2][0]);
2897 return ERROR_COMMAND_SYNTAX_ERROR
;
2901 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], length
);
2902 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], addr
);
2906 command_print(CMD_CTX
, "usage: wp [address length "
2907 "[(r|w|a) [value [mask]]]]");
2908 return ERROR_COMMAND_SYNTAX_ERROR
;
2911 int retval
= watchpoint_add(target
, addr
, length
, type
,
2912 data_value
, data_mask
);
2913 if (ERROR_OK
!= retval
)
2914 LOG_ERROR("Failure setting watchpoints");
2919 COMMAND_HANDLER(handle_rwp_command
)
2922 return ERROR_COMMAND_SYNTAX_ERROR
;
2925 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], addr
);
2927 struct target
*target
= get_current_target(CMD_CTX
);
2928 watchpoint_remove(target
, addr
);
2935 * Translate a virtual address to a physical address.
2937 * The low-level target implementation must have logged a detailed error
2938 * which is forwarded to telnet/GDB session.
2940 COMMAND_HANDLER(handle_virt2phys_command
)
2943 return ERROR_COMMAND_SYNTAX_ERROR
;
2946 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], va
);
2949 struct target
*target
= get_current_target(CMD_CTX
);
2950 int retval
= target
->type
->virt2phys(target
, va
, &pa
);
2951 if (retval
== ERROR_OK
)
2952 command_print(CMD_CTX
, "Physical address 0x%08" PRIx32
"", pa
);
2957 static void writeData(FILE *f
, const void *data
, size_t len
)
2959 size_t written
= fwrite(data
, 1, len
, f
);
2961 LOG_ERROR("failed to write %zu bytes: %s", len
, strerror(errno
));
2964 static void writeLong(FILE *f
, int l
)
2967 for (i
= 0; i
< 4; i
++)
2969 char c
= (l
>> (i
*8))&0xff;
2970 writeData(f
, &c
, 1);
2975 static void writeString(FILE *f
, char *s
)
2977 writeData(f
, s
, strlen(s
));
2980 /* Dump a gmon.out histogram file. */
2981 static void writeGmon(uint32_t *samples
, uint32_t sampleNum
, const char *filename
)
2984 FILE *f
= fopen(filename
, "w");
2987 writeString(f
, "gmon");
2988 writeLong(f
, 0x00000001); /* Version */
2989 writeLong(f
, 0); /* padding */
2990 writeLong(f
, 0); /* padding */
2991 writeLong(f
, 0); /* padding */
2993 uint8_t zero
= 0; /* GMON_TAG_TIME_HIST */
2994 writeData(f
, &zero
, 1);
2996 /* figure out bucket size */
2997 uint32_t min
= samples
[0];
2998 uint32_t max
= samples
[0];
2999 for (i
= 0; i
< sampleNum
; i
++)
3001 if (min
> samples
[i
])
3005 if (max
< samples
[i
])
3011 int addressSpace
= (max
-min
+ 1);
3013 static const uint32_t maxBuckets
= 256 * 1024; /* maximum buckets. */
3014 uint32_t length
= addressSpace
;
3015 if (length
> maxBuckets
)
3017 length
= maxBuckets
;
3019 int *buckets
= malloc(sizeof(int)*length
);
3020 if (buckets
== NULL
)
3025 memset(buckets
, 0, sizeof(int)*length
);
3026 for (i
= 0; i
< sampleNum
;i
++)
3028 uint32_t address
= samples
[i
];
3029 long long a
= address
-min
;
3030 long long b
= length
-1;
3031 long long c
= addressSpace
-1;
3032 int index
= (a
*b
)/c
; /* danger!!!! int32 overflows */
3036 /* append binary memory gmon.out &profile_hist_hdr ((char*)&profile_hist_hdr + sizeof(struct gmon_hist_hdr)) */
3037 writeLong(f
, min
); /* low_pc */
3038 writeLong(f
, max
); /* high_pc */
3039 writeLong(f
, length
); /* # of samples */
3040 writeLong(f
, 64000000); /* 64MHz */
3041 writeString(f
, "seconds");
3042 for (i
= 0; i
< (15-strlen("seconds")); i
++)
3043 writeData(f
, &zero
, 1);
3044 writeString(f
, "s");
3046 /*append binary memory gmon.out profile_hist_data (profile_hist_data + profile_hist_hdr.hist_size) */
3048 char *data
= malloc(2*length
);
3051 for (i
= 0; i
< length
;i
++)
3060 data
[i
*2 + 1]=(val
>> 8)&0xff;
3063 writeData(f
, data
, length
* 2);
3073 /* profiling samples the CPU PC as quickly as OpenOCD is able,
3074 * which will be used as a random sampling of PC */
3075 COMMAND_HANDLER(handle_profile_command
)
3077 struct target
*target
= get_current_target(CMD_CTX
);
3078 struct timeval timeout
, now
;
3080 gettimeofday(&timeout
, NULL
);
3083 return ERROR_COMMAND_SYNTAX_ERROR
;
3086 COMMAND_PARSE_NUMBER(uint
, CMD_ARGV
[0], offset
);
3088 timeval_add_time(&timeout
, offset
, 0);
3091 * @todo: Some cores let us sample the PC without the
3092 * annoying halt/resume step; for example, ARMv7 PCSR.
3093 * Provide a way to use that more efficient mechanism.
3096 command_print(CMD_CTX
, "Starting profiling. Halting and resuming the target as often as we can...");
3098 static const int maxSample
= 10000;
3099 uint32_t *samples
= malloc(sizeof(uint32_t)*maxSample
);
3100 if (samples
== NULL
)
3104 /* hopefully it is safe to cache! We want to stop/restart as quickly as possible. */
3105 struct reg
*reg
= register_get_by_name(target
->reg_cache
, "pc", 1);
3110 target_poll(target
);
3111 if (target
->state
== TARGET_HALTED
)
3113 uint32_t t
=*((uint32_t *)reg
->value
);
3114 samples
[numSamples
++]=t
;
3115 retval
= target_resume(target
, 1, 0, 0, 0); /* current pc, addr = 0, do not handle breakpoints, not debugging */
3116 target_poll(target
);
3117 alive_sleep(10); /* sleep 10ms, i.e. <100 samples/second. */
3118 } else if (target
->state
== TARGET_RUNNING
)
3120 /* We want to quickly sample the PC. */
3121 if ((retval
= target_halt(target
)) != ERROR_OK
)
3128 command_print(CMD_CTX
, "Target not halted or running");
3132 if (retval
!= ERROR_OK
)
3137 gettimeofday(&now
, NULL
);
3138 if ((numSamples
>= maxSample
) || ((now
.tv_sec
>= timeout
.tv_sec
) && (now
.tv_usec
>= timeout
.tv_usec
)))
3140 command_print(CMD_CTX
, "Profiling completed. %d samples.", numSamples
);
3141 if ((retval
= target_poll(target
)) != ERROR_OK
)
3146 if (target
->state
== TARGET_HALTED
)
3148 target_resume(target
, 1, 0, 0, 0); /* current pc, addr = 0, do not handle breakpoints, not debugging */
3150 if ((retval
= target_poll(target
)) != ERROR_OK
)
3155 writeGmon(samples
, numSamples
, CMD_ARGV
[1]);
3156 command_print(CMD_CTX
, "Wrote %s", CMD_ARGV
[1]);
3165 static int new_int_array_element(Jim_Interp
* interp
, const char *varname
, int idx
, uint32_t val
)
3168 Jim_Obj
*nameObjPtr
, *valObjPtr
;
3171 namebuf
= alloc_printf("%s(%d)", varname
, idx
);
3175 nameObjPtr
= Jim_NewStringObj(interp
, namebuf
, -1);
3176 valObjPtr
= Jim_NewIntObj(interp
, val
);
3177 if (!nameObjPtr
|| !valObjPtr
)
3183 Jim_IncrRefCount(nameObjPtr
);
3184 Jim_IncrRefCount(valObjPtr
);
3185 result
= Jim_SetVariable(interp
, nameObjPtr
, valObjPtr
);
3186 Jim_DecrRefCount(interp
, nameObjPtr
);
3187 Jim_DecrRefCount(interp
, valObjPtr
);
3189 /* printf("%s(%d) <= 0%08x\n", varname, idx, val); */
3193 static int jim_mem2array(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
3195 struct command_context
*context
;
3196 struct target
*target
;
3198 context
= Jim_GetAssocData(interp
, "context");
3199 if (context
== NULL
)
3201 LOG_ERROR("mem2array: no command context");
3204 target
= get_current_target(context
);
3207 LOG_ERROR("mem2array: no current target");
3211 return target_mem2array(interp
, target
, argc
-1, argv
+ 1);
3214 static int target_mem2array(Jim_Interp
*interp
, struct target
*target
, int argc
, Jim_Obj
*const *argv
)
3222 const char *varname
;
3226 /* argv[1] = name of array to receive the data
3227 * argv[2] = desired width
3228 * argv[3] = memory address
3229 * argv[4] = count of times to read
3232 Jim_WrongNumArgs(interp
, 1, argv
, "varname width addr nelems");
3235 varname
= Jim_GetString(argv
[0], &len
);
3236 /* given "foo" get space for worse case "foo(%d)" .. add 20 */
3238 e
= Jim_GetLong(interp
, argv
[1], &l
);
3244 e
= Jim_GetLong(interp
, argv
[2], &l
);
3249 e
= Jim_GetLong(interp
, argv
[3], &l
);
3265 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3266 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "Invalid width param, must be 8/16/32", NULL
);
3270 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3271 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "mem2array: zero width read?", NULL
);
3274 if ((addr
+ (len
* width
)) < addr
) {
3275 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3276 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "mem2array: addr + len - wraps to zero?", NULL
);
3279 /* absurd transfer size? */
3281 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3282 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "mem2array: absurd > 64K item request", NULL
);
3287 ((width
== 2) && ((addr
& 1) == 0)) ||
3288 ((width
== 4) && ((addr
& 3) == 0))) {
3292 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3293 sprintf(buf
, "mem2array address: 0x%08" PRIx32
" is not aligned for %" PRId32
" byte reads",
3296 Jim_AppendStrings(interp
, Jim_GetResult(interp
), buf
, NULL
);
3305 size_t buffersize
= 4096;
3306 uint8_t *buffer
= malloc(buffersize
);
3313 /* Slurp... in buffer size chunks */
3315 count
= len
; /* in objects.. */
3316 if (count
> (buffersize
/width
)) {
3317 count
= (buffersize
/width
);
3320 retval
= target_read_memory(target
, addr
, width
, count
, buffer
);
3321 if (retval
!= ERROR_OK
) {
3323 LOG_ERROR("mem2array: Read @ 0x%08x, w=%d, cnt=%d, failed",
3327 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3328 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "mem2array: cannot read memory", NULL
);
3332 v
= 0; /* shut up gcc */
3333 for (i
= 0 ;i
< count
;i
++, n
++) {
3336 v
= target_buffer_get_u32(target
, &buffer
[i
*width
]);
3339 v
= target_buffer_get_u16(target
, &buffer
[i
*width
]);
3342 v
= buffer
[i
] & 0x0ff;
3345 new_int_array_element(interp
, varname
, n
, v
);
3353 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3358 static int get_int_array_element(Jim_Interp
* interp
, const char *varname
, int idx
, uint32_t *val
)
3361 Jim_Obj
*nameObjPtr
, *valObjPtr
;
3365 namebuf
= alloc_printf("%s(%d)", varname
, idx
);
3369 nameObjPtr
= Jim_NewStringObj(interp
, namebuf
, -1);
3376 Jim_IncrRefCount(nameObjPtr
);
3377 valObjPtr
= Jim_GetVariable(interp
, nameObjPtr
, JIM_ERRMSG
);
3378 Jim_DecrRefCount(interp
, nameObjPtr
);
3380 if (valObjPtr
== NULL
)
3383 result
= Jim_GetLong(interp
, valObjPtr
, &l
);
3384 /* printf("%s(%d) => 0%08x\n", varname, idx, val); */
3389 static int jim_array2mem(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
3391 struct command_context
*context
;
3392 struct target
*target
;
3394 context
= Jim_GetAssocData(interp
, "context");
3395 if (context
== NULL
) {
3396 LOG_ERROR("array2mem: no command context");
3399 target
= get_current_target(context
);
3400 if (target
== NULL
) {
3401 LOG_ERROR("array2mem: no current target");
3405 return target_array2mem(interp
,target
, argc
-1, argv
+ 1);
3408 static int target_array2mem(Jim_Interp
*interp
, struct target
*target
,
3409 int argc
, Jim_Obj
*const *argv
)
3417 const char *varname
;
3421 /* argv[1] = name of array to get the data
3422 * argv[2] = desired width
3423 * argv[3] = memory address
3424 * argv[4] = count to write
3427 Jim_WrongNumArgs(interp
, 0, argv
, "varname width addr nelems");
3430 varname
= Jim_GetString(argv
[0], &len
);
3431 /* given "foo" get space for worse case "foo(%d)" .. add 20 */
3433 e
= Jim_GetLong(interp
, argv
[1], &l
);
3439 e
= Jim_GetLong(interp
, argv
[2], &l
);
3444 e
= Jim_GetLong(interp
, argv
[3], &l
);
3460 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3461 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "Invalid width param, must be 8/16/32", NULL
);
3465 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3466 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "array2mem: zero width read?", NULL
);
3469 if ((addr
+ (len
* width
)) < addr
) {
3470 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3471 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "array2mem: addr + len - wraps to zero?", NULL
);
3474 /* absurd transfer size? */
3476 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3477 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "array2mem: absurd > 64K item request", NULL
);
3482 ((width
== 2) && ((addr
& 1) == 0)) ||
3483 ((width
== 4) && ((addr
& 3) == 0))) {
3487 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3488 sprintf(buf
, "array2mem address: 0x%08x is not aligned for %d byte reads",
3491 Jim_AppendStrings(interp
, Jim_GetResult(interp
), buf
, NULL
);
3502 size_t buffersize
= 4096;
3503 uint8_t *buffer
= malloc(buffersize
);
3508 /* Slurp... in buffer size chunks */
3510 count
= len
; /* in objects.. */
3511 if (count
> (buffersize
/width
)) {
3512 count
= (buffersize
/width
);
3515 v
= 0; /* shut up gcc */
3516 for (i
= 0 ;i
< count
;i
++, n
++) {
3517 get_int_array_element(interp
, varname
, n
, &v
);
3520 target_buffer_set_u32(target
, &buffer
[i
*width
], v
);
3523 target_buffer_set_u16(target
, &buffer
[i
*width
], v
);
3526 buffer
[i
] = v
& 0x0ff;
3532 retval
= target_write_memory(target
, addr
, width
, count
, buffer
);
3533 if (retval
!= ERROR_OK
) {
3535 LOG_ERROR("array2mem: Write @ 0x%08x, w=%d, cnt=%d, failed",
3539 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3540 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "array2mem: cannot read memory", NULL
);
3548 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3553 void target_all_handle_event(enum target_event e
)
3555 struct target
*target
;
3557 LOG_DEBUG("**all*targets: event: %d, %s",
3559 Jim_Nvp_value2name_simple(nvp_target_event
, e
)->name
);
3561 target
= all_targets
;
3563 target_handle_event(target
, e
);
3564 target
= target
->next
;
3569 /* FIX? should we propagate errors here rather than printing them
3572 void target_handle_event(struct target
*target
, enum target_event e
)
3574 struct target_event_action
*teap
;
3576 for (teap
= target
->event_action
; teap
!= NULL
; teap
= teap
->next
) {
3577 if (teap
->event
== e
) {
3578 LOG_DEBUG("target: (%d) %s (%s) event: %d (%s) action: %s",
3579 target
->target_number
,
3580 target_name(target
),
3581 target_type_name(target
),
3583 Jim_Nvp_value2name_simple(nvp_target_event
, e
)->name
,
3584 Jim_GetString(teap
->body
, NULL
));
3585 if (Jim_EvalObj(teap
->interp
, teap
->body
) != JIM_OK
)
3587 Jim_PrintErrorMessage(teap
->interp
);
3594 * Returns true only if the target has a handler for the specified event.
3596 bool target_has_event_action(struct target
*target
, enum target_event event
)
3598 struct target_event_action
*teap
;
3600 for (teap
= target
->event_action
; teap
!= NULL
; teap
= teap
->next
) {
3601 if (teap
->event
== event
)
3607 enum target_cfg_param
{
3610 TCFG_WORK_AREA_VIRT
,
3611 TCFG_WORK_AREA_PHYS
,
3612 TCFG_WORK_AREA_SIZE
,
3613 TCFG_WORK_AREA_BACKUP
,
3616 TCFG_CHAIN_POSITION
,
3619 static Jim_Nvp nvp_config_opts
[] = {
3620 { .name
= "-type", .value
= TCFG_TYPE
},
3621 { .name
= "-event", .value
= TCFG_EVENT
},
3622 { .name
= "-work-area-virt", .value
= TCFG_WORK_AREA_VIRT
},
3623 { .name
= "-work-area-phys", .value
= TCFG_WORK_AREA_PHYS
},
3624 { .name
= "-work-area-size", .value
= TCFG_WORK_AREA_SIZE
},
3625 { .name
= "-work-area-backup", .value
= TCFG_WORK_AREA_BACKUP
},
3626 { .name
= "-endian" , .value
= TCFG_ENDIAN
},
3627 { .name
= "-variant", .value
= TCFG_VARIANT
},
3628 { .name
= "-chain-position", .value
= TCFG_CHAIN_POSITION
},
3630 { .name
= NULL
, .value
= -1 }
3633 static int target_configure(Jim_GetOptInfo
*goi
, struct target
*target
)
3641 /* parse config or cget options ... */
3642 while (goi
->argc
> 0) {
3643 Jim_SetEmptyResult(goi
->interp
);
3644 /* Jim_GetOpt_Debug(goi); */
3646 if (target
->type
->target_jim_configure
) {
3647 /* target defines a configure function */
3648 /* target gets first dibs on parameters */
3649 e
= (*(target
->type
->target_jim_configure
))(target
, goi
);
3658 /* otherwise we 'continue' below */
3660 e
= Jim_GetOpt_Nvp(goi
, nvp_config_opts
, &n
);
3662 Jim_GetOpt_NvpUnknown(goi
, nvp_config_opts
, 0);
3668 if (goi
->isconfigure
) {
3669 Jim_SetResult_sprintf(goi
->interp
,
3670 "not settable: %s", n
->name
);
3674 if (goi
->argc
!= 0) {
3675 Jim_WrongNumArgs(goi
->interp
,
3676 goi
->argc
, goi
->argv
,
3681 Jim_SetResultString(goi
->interp
,
3682 target_type_name(target
), -1);
3686 if (goi
->argc
== 0) {
3687 Jim_WrongNumArgs(goi
->interp
, goi
->argc
, goi
->argv
, "-event ?event-name? ...");
3691 e
= Jim_GetOpt_Nvp(goi
, nvp_target_event
, &n
);
3693 Jim_GetOpt_NvpUnknown(goi
, nvp_target_event
, 1);
3697 if (goi
->isconfigure
) {
3698 if (goi
->argc
!= 1) {
3699 Jim_WrongNumArgs(goi
->interp
, goi
->argc
, goi
->argv
, "-event ?event-name? ?EVENT-BODY?");
3703 if (goi
->argc
!= 0) {
3704 Jim_WrongNumArgs(goi
->interp
, goi
->argc
, goi
->argv
, "-event ?event-name?");
3710 struct target_event_action
*teap
;
3712 teap
= target
->event_action
;
3713 /* replace existing? */
3715 if (teap
->event
== (enum target_event
)n
->value
) {
3721 if (goi
->isconfigure
) {
3722 bool replace
= true;
3725 teap
= calloc(1, sizeof(*teap
));
3728 teap
->event
= n
->value
;
3729 teap
->interp
= goi
->interp
;
3730 Jim_GetOpt_Obj(goi
, &o
);
3732 Jim_DecrRefCount(teap
->interp
, teap
->body
);
3734 teap
->body
= Jim_DuplicateObj(goi
->interp
, o
);
3737 * Tcl/TK - "tk events" have a nice feature.
3738 * See the "BIND" command.
3739 * We should support that here.
3740 * You can specify %X and %Y in the event code.
3741 * The idea is: %T - target name.
3742 * The idea is: %N - target number
3743 * The idea is: %E - event name.
3745 Jim_IncrRefCount(teap
->body
);
3749 /* add to head of event list */
3750 teap
->next
= target
->event_action
;
3751 target
->event_action
= teap
;
3753 Jim_SetEmptyResult(goi
->interp
);
3757 Jim_SetEmptyResult(goi
->interp
);
3759 Jim_SetResult(goi
->interp
, Jim_DuplicateObj(goi
->interp
, teap
->body
));
3766 case TCFG_WORK_AREA_VIRT
:
3767 if (goi
->isconfigure
) {
3768 target_free_all_working_areas(target
);
3769 e
= Jim_GetOpt_Wide(goi
, &w
);
3773 target
->working_area_virt
= w
;
3774 target
->working_area_virt_spec
= true;
3776 if (goi
->argc
!= 0) {
3780 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->working_area_virt
));
3784 case TCFG_WORK_AREA_PHYS
:
3785 if (goi
->isconfigure
) {
3786 target_free_all_working_areas(target
);
3787 e
= Jim_GetOpt_Wide(goi
, &w
);
3791 target
->working_area_phys
= w
;
3792 target
->working_area_phys_spec
= true;
3794 if (goi
->argc
!= 0) {
3798 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->working_area_phys
));
3802 case TCFG_WORK_AREA_SIZE
:
3803 if (goi
->isconfigure
) {
3804 target_free_all_working_areas(target
);
3805 e
= Jim_GetOpt_Wide(goi
, &w
);
3809 target
->working_area_size
= w
;
3811 if (goi
->argc
!= 0) {
3815 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->working_area_size
));
3819 case TCFG_WORK_AREA_BACKUP
:
3820 if (goi
->isconfigure
) {
3821 target_free_all_working_areas(target
);
3822 e
= Jim_GetOpt_Wide(goi
, &w
);
3826 /* make this exactly 1 or 0 */
3827 target
->backup_working_area
= (!!w
);
3829 if (goi
->argc
!= 0) {
3833 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->backup_working_area
));
3834 /* loop for more e*/
3838 if (goi
->isconfigure
) {
3839 e
= Jim_GetOpt_Nvp(goi
, nvp_target_endian
, &n
);
3841 Jim_GetOpt_NvpUnknown(goi
, nvp_target_endian
, 1);
3844 target
->endianness
= n
->value
;
3846 if (goi
->argc
!= 0) {
3850 n
= Jim_Nvp_value2name_simple(nvp_target_endian
, target
->endianness
);
3851 if (n
->name
== NULL
) {
3852 target
->endianness
= TARGET_LITTLE_ENDIAN
;
3853 n
= Jim_Nvp_value2name_simple(nvp_target_endian
, target
->endianness
);
3855 Jim_SetResultString(goi
->interp
, n
->name
, -1);
3860 if (goi
->isconfigure
) {
3861 if (goi
->argc
< 1) {
3862 Jim_SetResult_sprintf(goi
->interp
,
3867 if (target
->variant
) {
3868 free((void *)(target
->variant
));
3870 e
= Jim_GetOpt_String(goi
, &cp
, NULL
);
3871 target
->variant
= strdup(cp
);
3873 if (goi
->argc
!= 0) {
3877 Jim_SetResultString(goi
->interp
, target
->variant
,-1);
3880 case TCFG_CHAIN_POSITION
:
3881 if (goi
->isconfigure
) {
3883 struct jtag_tap
*tap
;
3884 target_free_all_working_areas(target
);
3885 e
= Jim_GetOpt_Obj(goi
, &o
);
3889 tap
= jtag_tap_by_jim_obj(goi
->interp
, o
);
3893 /* make this exactly 1 or 0 */
3896 if (goi
->argc
!= 0) {
3900 Jim_SetResultString(goi
->interp
, target
->tap
->dotted_name
, -1);
3901 /* loop for more e*/
3904 } /* while (goi->argc) */
3907 /* done - we return */
3912 jim_target_configure(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
3916 Jim_GetOpt_Setup(&goi
, interp
, argc
- 1, argv
+ 1);
3917 goi
.isconfigure
= !strcmp(Jim_GetString(argv
[0], NULL
), "configure");
3918 int need_args
= 1 + goi
.isconfigure
;
3919 if (goi
.argc
< need_args
)
3921 Jim_WrongNumArgs(goi
.interp
, goi
.argc
, goi
.argv
,
3923 ? "missing: -option VALUE ..."
3924 : "missing: -option ...");
3927 struct target
*target
= Jim_CmdPrivData(goi
.interp
);
3928 return target_configure(&goi
, target
);
3931 static int jim_target_mw(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 /* danger! goi.argc will be modified below! */
3941 if (argc
!= 2 && argc
!= 3)
3943 Jim_SetResult_sprintf(goi
.interp
,
3944 "usage: %s <address> <data> [<count>]", cmd_name
);
3950 int e
= Jim_GetOpt_Wide(&goi
, &a
);
3955 e
= Jim_GetOpt_Wide(&goi
, &b
);
3962 e
= Jim_GetOpt_Wide(&goi
, &c
);
3967 struct target
*target
= Jim_CmdPrivData(goi
.interp
);
3969 if (strcasecmp(cmd_name
, "mww") == 0) {
3972 else if (strcasecmp(cmd_name
, "mwh") == 0) {
3975 else if (strcasecmp(cmd_name
, "mwb") == 0) {
3978 LOG_ERROR("command '%s' unknown: ", cmd_name
);
3982 return (target_fill_mem(target
, a
, target_write_memory_fast
, data_size
, b
, c
) == ERROR_OK
) ? JIM_OK
: JIM_ERR
;
3985 static int jim_target_md(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
3987 const char *cmd_name
= Jim_GetString(argv
[0], NULL
);
3990 Jim_GetOpt_Setup(&goi
, interp
, argc
- 1, argv
+ 1);
3992 /* danger! goi.argc will be modified below! */
3995 if ((argc
!= 1) && (argc
!= 2))
3997 Jim_SetResult_sprintf(goi
.interp
,
3998 "usage: %s <address> [<count>]", cmd_name
);
4003 int e
= Jim_GetOpt_Wide(&goi
, &a
);
4009 e
= Jim_GetOpt_Wide(&goi
, &c
);
4016 jim_wide b
= 1; /* shut up gcc */
4017 if (strcasecmp(cmd_name
, "mdw") == 0)
4019 else if (strcasecmp(cmd_name
, "mdh") == 0)
4021 else if (strcasecmp(cmd_name
, "mdb") == 0)
4024 LOG_ERROR("command '%s' unknown: ", cmd_name
);
4028 /* convert count to "bytes" */
4031 struct target
*target
= Jim_CmdPrivData(goi
.interp
);
4032 uint8_t target_buf
[32];
4039 e
= target_read_memory(target
, a
, b
, y
/ b
, target_buf
);
4040 if (e
!= ERROR_OK
) {
4041 Jim_SetResult_sprintf(interp
, "error reading target @ 0x%08lx", (int)(a
));
4045 Jim_fprintf(interp
, interp
->cookie_stdout
, "0x%08x ", (int)(a
));
4048 for (x
= 0; x
< 16 && x
< y
; x
+= 4)
4050 z
= target_buffer_get_u32(target
, &(target_buf
[ x
]));
4051 Jim_fprintf(interp
, interp
->cookie_stdout
, "%08x ", (int)(z
));
4053 for (; (x
< 16) ; x
+= 4) {
4054 Jim_fprintf(interp
, interp
->cookie_stdout
, " ");
4058 for (x
= 0; x
< 16 && x
< y
; x
+= 2)
4060 z
= target_buffer_get_u16(target
, &(target_buf
[ x
]));
4061 Jim_fprintf(interp
, interp
->cookie_stdout
, "%04x ", (int)(z
));
4063 for (; (x
< 16) ; x
+= 2) {
4064 Jim_fprintf(interp
, interp
->cookie_stdout
, " ");
4069 for (x
= 0 ; (x
< 16) && (x
< y
) ; x
+= 1) {
4070 z
= target_buffer_get_u8(target
, &(target_buf
[ x
]));
4071 Jim_fprintf(interp
, interp
->cookie_stdout
, "%02x ", (int)(z
));
4073 for (; (x
< 16) ; x
+= 1) {
4074 Jim_fprintf(interp
, interp
->cookie_stdout
, " ");
4078 /* ascii-ify the bytes */
4079 for (x
= 0 ; x
< y
; x
++) {
4080 if ((target_buf
[x
] >= 0x20) &&
4081 (target_buf
[x
] <= 0x7e)) {
4085 target_buf
[x
] = '.';
4090 target_buf
[x
] = ' ';
4095 /* print - with a newline */
4096 Jim_fprintf(interp
, interp
->cookie_stdout
, "%s\n", target_buf
);
4104 static int jim_target_mem2array(Jim_Interp
*interp
,
4105 int argc
, Jim_Obj
*const *argv
)
4107 struct target
*target
= Jim_CmdPrivData(interp
);
4108 return target_mem2array(interp
, target
, argc
- 1, argv
+ 1);
4111 static int jim_target_array2mem(Jim_Interp
*interp
,
4112 int argc
, Jim_Obj
*const *argv
)
4114 struct target
*target
= Jim_CmdPrivData(interp
);
4115 return target_array2mem(interp
, target
, argc
- 1, argv
+ 1);
4118 static int jim_target_tap_disabled(Jim_Interp
*interp
)
4120 Jim_SetResult_sprintf(interp
, "[TAP is disabled]");
4124 static int jim_target_examine(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4128 Jim_WrongNumArgs(interp
, 1, argv
, "[no parameters]");
4131 struct target
*target
= Jim_CmdPrivData(interp
);
4132 if (!target
->tap
->enabled
)
4133 return jim_target_tap_disabled(interp
);
4135 int e
= target
->type
->examine(target
);
4138 Jim_SetResult_sprintf(interp
, "examine-fails: %d", e
);
4144 static int jim_target_halt_gdb(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4148 Jim_WrongNumArgs(interp
, 1, argv
, "[no parameters]");
4151 struct target
*target
= Jim_CmdPrivData(interp
);
4153 if (target_call_event_callbacks(target
, TARGET_EVENT_GDB_HALT
) != ERROR_OK
)
4159 static int jim_target_poll(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4163 Jim_WrongNumArgs(interp
, 1, argv
, "[no parameters]");
4166 struct target
*target
= Jim_CmdPrivData(interp
);
4167 if (!target
->tap
->enabled
)
4168 return jim_target_tap_disabled(interp
);
4171 if (!(target_was_examined(target
))) {
4172 e
= ERROR_TARGET_NOT_EXAMINED
;
4174 e
= target
->type
->poll(target
);
4178 Jim_SetResult_sprintf(interp
, "poll-fails: %d", e
);
4184 static int jim_target_reset(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4187 Jim_GetOpt_Setup(&goi
, interp
, argc
- 1, argv
+ 1);
4191 Jim_WrongNumArgs(interp
, 0, argv
,
4192 "([tT]|[fF]|assert|deassert) BOOL");
4197 int e
= Jim_GetOpt_Nvp(&goi
, nvp_assert
, &n
);
4200 Jim_GetOpt_NvpUnknown(&goi
, nvp_assert
, 1);
4203 /* the halt or not param */
4205 e
= Jim_GetOpt_Wide(&goi
, &a
);
4209 struct target
*target
= Jim_CmdPrivData(goi
.interp
);
4210 if (!target
->tap
->enabled
)
4211 return jim_target_tap_disabled(interp
);
4212 if (!(target_was_examined(target
)))
4214 LOG_ERROR("Target not examined yet");
4215 return ERROR_TARGET_NOT_EXAMINED
;
4217 if (!target
->type
->assert_reset
|| !target
->type
->deassert_reset
)
4219 Jim_SetResult_sprintf(interp
,
4220 "No target-specific reset for %s",
4221 target_name(target
));
4224 /* determine if we should halt or not. */
4225 target
->reset_halt
= !!a
;
4226 /* When this happens - all workareas are invalid. */
4227 target_free_all_working_areas_restore(target
, 0);
4230 if (n
->value
== NVP_ASSERT
) {
4231 e
= target
->type
->assert_reset(target
);
4233 e
= target
->type
->deassert_reset(target
);
4235 return (e
== ERROR_OK
) ? JIM_OK
: JIM_ERR
;
4238 static int jim_target_halt(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4241 Jim_WrongNumArgs(interp
, 1, argv
, "[no parameters]");
4244 struct target
*target
= Jim_CmdPrivData(interp
);
4245 if (!target
->tap
->enabled
)
4246 return jim_target_tap_disabled(interp
);
4247 int e
= target
->type
->halt(target
);
4248 return (e
== ERROR_OK
) ? JIM_OK
: JIM_ERR
;
4251 static int jim_target_wait_state(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4254 Jim_GetOpt_Setup(&goi
, interp
, argc
- 1, argv
+ 1);
4256 /* params: <name> statename timeoutmsecs */
4259 const char *cmd_name
= Jim_GetString(argv
[0], NULL
);
4260 Jim_SetResult_sprintf(goi
.interp
,
4261 "%s <state_name> <timeout_in_msec>", cmd_name
);
4266 int e
= Jim_GetOpt_Nvp(&goi
, nvp_target_state
, &n
);
4268 Jim_GetOpt_NvpUnknown(&goi
, nvp_target_state
,1);
4272 e
= Jim_GetOpt_Wide(&goi
, &a
);
4276 struct target
*target
= Jim_CmdPrivData(interp
);
4277 if (!target
->tap
->enabled
)
4278 return jim_target_tap_disabled(interp
);
4280 e
= target_wait_state(target
, n
->value
, a
);
4283 Jim_SetResult_sprintf(goi
.interp
,
4284 "target: %s wait %s fails (%d) %s",
4285 target_name(target
), n
->name
,
4286 e
, target_strerror_safe(e
));
4291 /* List for human, Events defined for this target.
4292 * scripts/programs should use 'name cget -event NAME'
4294 static int jim_target_event_list(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4296 struct command_context
*cmd_ctx
= Jim_GetAssocData(interp
, "context");
4297 struct target
*target
= Jim_CmdPrivData(interp
);
4298 struct target_event_action
*teap
= target
->event_action
;
4299 command_print(cmd_ctx
, "Event actions for target (%d) %s\n",
4300 target
->target_number
,
4301 target_name(target
));
4302 command_print(cmd_ctx
, "%-25s | Body", "Event");
4303 command_print(cmd_ctx
, "------------------------- | "
4304 "----------------------------------------");
4307 Jim_Nvp
*opt
= Jim_Nvp_value2name_simple(nvp_target_event
, teap
->event
);
4308 command_print(cmd_ctx
, "%-25s | %s",
4309 opt
->name
, Jim_GetString(teap
->body
, NULL
));
4312 command_print(cmd_ctx
, "***END***");
4315 static int jim_target_current_state(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4319 Jim_WrongNumArgs(interp
, 1, argv
, "[no parameters]");
4322 struct target
*target
= Jim_CmdPrivData(interp
);
4323 Jim_SetResultString(interp
, target_state_name(target
), -1);
4326 static int jim_target_invoke_event(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4329 Jim_GetOpt_Setup(&goi
, interp
, argc
- 1, argv
+ 1);
4332 const char *cmd_name
= Jim_GetString(argv
[0], NULL
);
4333 Jim_SetResult_sprintf(goi
.interp
, "%s <eventname>", cmd_name
);
4337 int e
= Jim_GetOpt_Nvp(&goi
, nvp_target_event
, &n
);
4340 Jim_GetOpt_NvpUnknown(&goi
, nvp_target_event
, 1);
4343 struct target
*target
= Jim_CmdPrivData(interp
);
4344 target_handle_event(target
, n
->value
);
4348 static const struct command_registration target_instance_command_handlers
[] = {
4350 .name
= "configure",
4351 .mode
= COMMAND_CONFIG
,
4352 .jim_handler
= jim_target_configure
,
4353 .help
= "configure a new target for use",
4354 .usage
= "[target_attribute ...]",
4358 .mode
= COMMAND_ANY
,
4359 .jim_handler
= jim_target_configure
,
4360 .help
= "returns the specified target attribute",
4361 .usage
= "target_attribute",
4365 .mode
= COMMAND_EXEC
,
4366 .jim_handler
= jim_target_mw
,
4367 .help
= "Write 32-bit word(s) to target memory",
4368 .usage
= "address data [count]",
4372 .mode
= COMMAND_EXEC
,
4373 .jim_handler
= jim_target_mw
,
4374 .help
= "Write 16-bit half-word(s) to target memory",
4375 .usage
= "address data [count]",
4379 .mode
= COMMAND_EXEC
,
4380 .jim_handler
= jim_target_mw
,
4381 .help
= "Write byte(s) to target memory",
4382 .usage
= "address data [count]",
4386 .mode
= COMMAND_EXEC
,
4387 .jim_handler
= jim_target_md
,
4388 .help
= "Display target memory as 32-bit words",
4389 .usage
= "address [count]",
4393 .mode
= COMMAND_EXEC
,
4394 .jim_handler
= jim_target_md
,
4395 .help
= "Display target memory as 16-bit half-words",
4396 .usage
= "address [count]",
4400 .mode
= COMMAND_EXEC
,
4401 .jim_handler
= jim_target_md
,
4402 .help
= "Display target memory as 8-bit bytes",
4403 .usage
= "address [count]",
4406 .name
= "array2mem",
4407 .mode
= COMMAND_EXEC
,
4408 .jim_handler
= jim_target_array2mem
,
4409 .help
= "Writes Tcl array of 8/16/32 bit numbers "
4411 .usage
= "arrayname bitwidth address count",
4414 .name
= "mem2array",
4415 .mode
= COMMAND_EXEC
,
4416 .jim_handler
= jim_target_mem2array
,
4417 .help
= "Loads Tcl array of 8/16/32 bit numbers "
4418 "from target memory",
4419 .usage
= "arrayname bitwidth address count",
4422 .name
= "eventlist",
4423 .mode
= COMMAND_EXEC
,
4424 .jim_handler
= jim_target_event_list
,
4425 .help
= "displays a table of events defined for this target",
4429 .mode
= COMMAND_EXEC
,
4430 .jim_handler
= jim_target_current_state
,
4431 .help
= "displays the current state of this target",
4434 .name
= "arp_examine",
4435 .mode
= COMMAND_EXEC
,
4436 .jim_handler
= jim_target_examine
,
4437 .help
= "used internally for reset processing",
4440 .name
= "arp_halt_gdb",
4441 .mode
= COMMAND_EXEC
,
4442 .jim_handler
= jim_target_halt_gdb
,
4443 .help
= "used internally for reset processing to halt GDB",
4447 .mode
= COMMAND_EXEC
,
4448 .jim_handler
= jim_target_poll
,
4449 .help
= "used internally for reset processing",
4452 .name
= "arp_reset",
4453 .mode
= COMMAND_EXEC
,
4454 .jim_handler
= jim_target_reset
,
4455 .help
= "used internally for reset processing",
4459 .mode
= COMMAND_EXEC
,
4460 .jim_handler
= jim_target_halt
,
4461 .help
= "used internally for reset processing",
4464 .name
= "arp_waitstate",
4465 .mode
= COMMAND_EXEC
,
4466 .jim_handler
= jim_target_wait_state
,
4467 .help
= "used internally for reset processing",
4470 .name
= "invoke-event",
4471 .mode
= COMMAND_EXEC
,
4472 .jim_handler
= jim_target_invoke_event
,
4473 .help
= "invoke handler for specified event",
4474 .usage
= "event_name",
4476 COMMAND_REGISTRATION_DONE
4479 static int target_create(Jim_GetOptInfo
*goi
)
4487 struct target
*target
;
4488 struct command_context
*cmd_ctx
;
4490 cmd_ctx
= Jim_GetAssocData(goi
->interp
, "context");
4491 if (goi
->argc
< 3) {
4492 Jim_WrongNumArgs(goi
->interp
, 1, goi
->argv
, "?name? ?type? ..options...");
4497 Jim_GetOpt_Obj(goi
, &new_cmd
);
4498 /* does this command exist? */
4499 cmd
= Jim_GetCommand(goi
->interp
, new_cmd
, JIM_ERRMSG
);
4501 cp
= Jim_GetString(new_cmd
, NULL
);
4502 Jim_SetResult_sprintf(goi
->interp
, "Command/target: %s Exists", cp
);
4507 e
= Jim_GetOpt_String(goi
, &cp2
, NULL
);
4509 /* now does target type exist */
4510 for (x
= 0 ; target_types
[x
] ; x
++) {
4511 if (0 == strcmp(cp
, target_types
[x
]->name
)) {
4516 if (target_types
[x
] == NULL
) {
4517 Jim_SetResult_sprintf(goi
->interp
, "Unknown target type %s, try one of ", cp
);
4518 for (x
= 0 ; target_types
[x
] ; x
++) {
4519 if (target_types
[x
+ 1]) {
4520 Jim_AppendStrings(goi
->interp
,
4521 Jim_GetResult(goi
->interp
),
4522 target_types
[x
]->name
,
4525 Jim_AppendStrings(goi
->interp
,
4526 Jim_GetResult(goi
->interp
),
4528 target_types
[x
]->name
,NULL
);
4535 target
= calloc(1,sizeof(struct target
));
4536 /* set target number */
4537 target
->target_number
= new_target_number();
4539 /* allocate memory for each unique target type */
4540 target
->type
= (struct target_type
*)calloc(1,sizeof(struct target_type
));
4542 memcpy(target
->type
, target_types
[x
], sizeof(struct target_type
));
4544 /* will be set by "-endian" */
4545 target
->endianness
= TARGET_ENDIAN_UNKNOWN
;
4547 target
->working_area
= 0x0;
4548 target
->working_area_size
= 0x0;
4549 target
->working_areas
= NULL
;
4550 target
->backup_working_area
= 0;
4552 target
->state
= TARGET_UNKNOWN
;
4553 target
->debug_reason
= DBG_REASON_UNDEFINED
;
4554 target
->reg_cache
= NULL
;
4555 target
->breakpoints
= NULL
;
4556 target
->watchpoints
= NULL
;
4557 target
->next
= NULL
;
4558 target
->arch_info
= NULL
;
4560 target
->display
= 1;
4562 target
->halt_issued
= false;
4564 /* initialize trace information */
4565 target
->trace_info
= malloc(sizeof(struct trace
));
4566 target
->trace_info
->num_trace_points
= 0;
4567 target
->trace_info
->trace_points_size
= 0;
4568 target
->trace_info
->trace_points
= NULL
;
4569 target
->trace_info
->trace_history_size
= 0;
4570 target
->trace_info
->trace_history
= NULL
;
4571 target
->trace_info
->trace_history_pos
= 0;
4572 target
->trace_info
->trace_history_overflowed
= 0;
4574 target
->dbgmsg
= NULL
;
4575 target
->dbg_msg_enabled
= 0;
4577 target
->endianness
= TARGET_ENDIAN_UNKNOWN
;
4579 /* Do the rest as "configure" options */
4580 goi
->isconfigure
= 1;
4581 e
= target_configure(goi
, target
);
4583 if (target
->tap
== NULL
)
4585 Jim_SetResultString(goi
->interp
, "-chain-position required when creating target", -1);
4595 if (target
->endianness
== TARGET_ENDIAN_UNKNOWN
) {
4596 /* default endian to little if not specified */
4597 target
->endianness
= TARGET_LITTLE_ENDIAN
;
4600 /* incase variant is not set */
4601 if (!target
->variant
)
4602 target
->variant
= strdup("");
4604 cp
= Jim_GetString(new_cmd
, NULL
);
4605 target
->cmd_name
= strdup(cp
);
4607 /* create the target specific commands */
4608 if (target
->type
->commands
) {
4609 e
= register_commands(cmd_ctx
, NULL
, target
->type
->commands
);
4611 LOG_ERROR("unable to register '%s' commands", cp
);
4613 if (target
->type
->target_create
) {
4614 (*(target
->type
->target_create
))(target
, goi
->interp
);
4617 /* append to end of list */
4619 struct target
**tpp
;
4620 tpp
= &(all_targets
);
4622 tpp
= &((*tpp
)->next
);
4627 /* now - create the new target name command */
4628 const const struct command_registration target_subcommands
[] = {
4630 .chain
= target_instance_command_handlers
,
4633 .chain
= target
->type
->commands
,
4635 COMMAND_REGISTRATION_DONE
4637 const const struct command_registration target_commands
[] = {
4640 .mode
= COMMAND_ANY
,
4641 .help
= "target command group",
4642 .chain
= target_subcommands
,
4644 COMMAND_REGISTRATION_DONE
4646 e
= register_commands(cmd_ctx
, NULL
, target_commands
);
4650 struct command
*c
= command_find_in_context(cmd_ctx
, cp
);
4652 command_set_handler_data(c
, target
);
4654 return (ERROR_OK
== e
) ? JIM_OK
: JIM_ERR
;
4657 static int jim_target_current(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4661 Jim_WrongNumArgs(interp
, 1, argv
, "Too many parameters");
4664 struct command_context
*cmd_ctx
= Jim_GetAssocData(interp
, "context");
4665 Jim_SetResultString(interp
, get_current_target(cmd_ctx
)->cmd_name
, -1);
4669 static int jim_target_types(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4673 Jim_WrongNumArgs(interp
, 1, argv
, "Too many parameters");
4676 Jim_SetResult(interp
, Jim_NewListObj(interp
, NULL
, 0));
4677 for (unsigned x
= 0; NULL
!= target_types
[x
]; x
++)
4679 Jim_ListAppendElement(interp
, Jim_GetResult(interp
),
4680 Jim_NewStringObj(interp
, target_types
[x
]->name
, -1));
4685 static int jim_target_names(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4689 Jim_WrongNumArgs(interp
, 1, argv
, "Too many parameters");
4692 Jim_SetResult(interp
, Jim_NewListObj(interp
, NULL
, 0));
4693 struct target
*target
= all_targets
;
4696 Jim_ListAppendElement(interp
, Jim_GetResult(interp
),
4697 Jim_NewStringObj(interp
, target_name(target
), -1));
4698 target
= target
->next
;
4703 static int jim_target_create(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4706 Jim_GetOpt_Setup(&goi
, interp
, argc
- 1, argv
+ 1);
4709 Jim_WrongNumArgs(goi
.interp
, goi
.argc
, goi
.argv
,
4710 "<name> <target_type> [<target_options> ...]");
4713 return target_create(&goi
);
4716 static int jim_target_number(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4719 Jim_GetOpt_Setup(&goi
, interp
, argc
- 1, argv
+ 1);
4721 /* It's OK to remove this mechanism sometime after August 2010 or so */
4722 LOG_WARNING("don't use numbers as target identifiers; use names");
4725 Jim_SetResult_sprintf(goi
.interp
, "usage: target number <number>");
4729 int e
= Jim_GetOpt_Wide(&goi
, &w
);
4733 struct target
*target
;
4734 for (target
= all_targets
; NULL
!= target
; target
= target
->next
)
4736 if (target
->target_number
!= w
)
4739 Jim_SetResultString(goi
.interp
, target_name(target
), -1);
4742 Jim_SetResult_sprintf(goi
.interp
,
4743 "Target: number %d does not exist", (int)(w
));
4747 static int jim_target_count(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4751 Jim_WrongNumArgs(interp
, 1, argv
, "<no parameters>");
4755 struct target
*target
= all_targets
;
4756 while (NULL
!= target
)
4758 target
= target
->next
;
4761 Jim_SetResult(interp
, Jim_NewIntObj(interp
, count
));
4765 static const struct command_registration target_subcommand_handlers
[] = {
4768 .mode
= COMMAND_CONFIG
,
4769 .handler
= handle_target_init_command
,
4770 .help
= "initialize targets",
4774 /* REVISIT this should be COMMAND_CONFIG ... */
4775 .mode
= COMMAND_ANY
,
4776 .jim_handler
= jim_target_create
,
4777 .usage
= "name type '-chain-position' name [options ...]",
4778 .help
= "Creates and selects a new target",
4782 .mode
= COMMAND_ANY
,
4783 .jim_handler
= jim_target_current
,
4784 .help
= "Returns the currently selected target",
4788 .mode
= COMMAND_ANY
,
4789 .jim_handler
= jim_target_types
,
4790 .help
= "Returns the available target types as "
4791 "a list of strings",
4795 .mode
= COMMAND_ANY
,
4796 .jim_handler
= jim_target_names
,
4797 .help
= "Returns the names of all targets as a list of strings",
4801 .mode
= COMMAND_ANY
,
4802 .jim_handler
= jim_target_number
,
4804 .help
= "Returns the name of the numbered target "
4809 .mode
= COMMAND_ANY
,
4810 .jim_handler
= jim_target_count
,
4811 .help
= "Returns the number of targets as an integer "
4814 COMMAND_REGISTRATION_DONE
4825 static int fastload_num
;
4826 static struct FastLoad
*fastload
;
4828 static void free_fastload(void)
4830 if (fastload
!= NULL
)
4833 for (i
= 0; i
< fastload_num
; i
++)
4835 if (fastload
[i
].data
)
4836 free(fastload
[i
].data
);
4846 COMMAND_HANDLER(handle_fast_load_image_command
)
4850 uint32_t image_size
;
4851 uint32_t min_address
= 0;
4852 uint32_t max_address
= 0xffffffff;
4857 int retval
= CALL_COMMAND_HANDLER(parse_load_image_command_CMD_ARGV
,
4858 &image
, &min_address
, &max_address
);
4859 if (ERROR_OK
!= retval
)
4862 struct duration bench
;
4863 duration_start(&bench
);
4865 if (image_open(&image
, CMD_ARGV
[0], (CMD_ARGC
>= 3) ? CMD_ARGV
[2] : NULL
) != ERROR_OK
)
4872 fastload_num
= image
.num_sections
;
4873 fastload
= (struct FastLoad
*)malloc(sizeof(struct FastLoad
)*image
.num_sections
);
4874 if (fastload
== NULL
)
4876 image_close(&image
);
4879 memset(fastload
, 0, sizeof(struct FastLoad
)*image
.num_sections
);
4880 for (i
= 0; i
< image
.num_sections
; i
++)
4882 buffer
= malloc(image
.sections
[i
].size
);
4885 command_print(CMD_CTX
, "error allocating buffer for section (%d bytes)",
4886 (int)(image
.sections
[i
].size
));
4890 if ((retval
= image_read_section(&image
, i
, 0x0, image
.sections
[i
].size
, buffer
, &buf_cnt
)) != ERROR_OK
)
4896 uint32_t offset
= 0;
4897 uint32_t length
= buf_cnt
;
4900 /* DANGER!!! beware of unsigned comparision here!!! */
4902 if ((image
.sections
[i
].base_address
+ buf_cnt
>= min_address
)&&
4903 (image
.sections
[i
].base_address
< max_address
))
4905 if (image
.sections
[i
].base_address
< min_address
)
4907 /* clip addresses below */
4908 offset
+= min_address
-image
.sections
[i
].base_address
;
4912 if (image
.sections
[i
].base_address
+ buf_cnt
> max_address
)
4914 length
-= (image
.sections
[i
].base_address
+ buf_cnt
)-max_address
;
4917 fastload
[i
].address
= image
.sections
[i
].base_address
+ offset
;
4918 fastload
[i
].data
= malloc(length
);
4919 if (fastload
[i
].data
== NULL
)
4924 memcpy(fastload
[i
].data
, buffer
+ offset
, length
);
4925 fastload
[i
].length
= length
;
4927 image_size
+= length
;
4928 command_print(CMD_CTX
, "%u bytes written at address 0x%8.8x",
4929 (unsigned int)length
,
4930 ((unsigned int)(image
.sections
[i
].base_address
+ offset
)));
4936 if ((ERROR_OK
== retval
) && (duration_measure(&bench
) == ERROR_OK
))
4938 command_print(CMD_CTX
, "Loaded %" PRIu32
" bytes "
4939 "in %fs (%0.3f kb/s)", image_size
,
4940 duration_elapsed(&bench
), duration_kbps(&bench
, image_size
));
4942 command_print(CMD_CTX
,
4943 "WARNING: image has not been loaded to target!"
4944 "You can issue a 'fast_load' to finish loading.");
4947 image_close(&image
);
4949 if (retval
!= ERROR_OK
)
4957 COMMAND_HANDLER(handle_fast_load_command
)
4960 return ERROR_COMMAND_SYNTAX_ERROR
;
4961 if (fastload
== NULL
)
4963 LOG_ERROR("No image in memory");
4967 int ms
= timeval_ms();
4969 int retval
= ERROR_OK
;
4970 for (i
= 0; i
< fastload_num
;i
++)
4972 struct target
*target
= get_current_target(CMD_CTX
);
4973 command_print(CMD_CTX
, "Write to 0x%08x, length 0x%08x",
4974 (unsigned int)(fastload
[i
].address
),
4975 (unsigned int)(fastload
[i
].length
));
4976 if (retval
== ERROR_OK
)
4978 retval
= target_write_buffer(target
, fastload
[i
].address
, fastload
[i
].length
, fastload
[i
].data
);
4980 size
+= fastload
[i
].length
;
4982 int after
= timeval_ms();
4983 command_print(CMD_CTX
, "Loaded image %f kBytes/s", (float)(size
/1024.0)/((float)(after
-ms
)/1000.0));
4987 static const struct command_registration target_command_handlers
[] = {
4990 .handler
= handle_targets_command
,
4991 .mode
= COMMAND_ANY
,
4992 .help
= "change current default target (one parameter) "
4993 "or prints table of all targets (no parameters)",
4994 .usage
= "[target]",
4998 .mode
= COMMAND_CONFIG
,
4999 .help
= "configure target",
5001 .chain
= target_subcommand_handlers
,
5003 COMMAND_REGISTRATION_DONE
5006 int target_register_commands(struct command_context
*cmd_ctx
)
5008 return register_commands(cmd_ctx
, NULL
, target_command_handlers
);
5011 static bool target_reset_nag
= true;
5013 bool get_target_reset_nag(void)
5015 return target_reset_nag
;
5018 COMMAND_HANDLER(handle_target_reset_nag
)
5020 return CALL_COMMAND_HANDLER(handle_command_parse_bool
,
5021 &target_reset_nag
, "Nag after each reset about options to improve "
5025 static const struct command_registration target_exec_command_handlers
[] = {
5027 .name
= "fast_load_image",
5028 .handler
= handle_fast_load_image_command
,
5029 .mode
= COMMAND_ANY
,
5030 .help
= "Load image into server memory for later use by "
5031 "fast_load; primarily for profiling",
5032 .usage
= "filename address ['bin'|'ihex'|'elf'|'s19'] "
5033 "[min_address [max_length]]",
5036 .name
= "fast_load",
5037 .handler
= handle_fast_load_command
,
5038 .mode
= COMMAND_EXEC
,
5039 .help
= "loads active fast load image to current target "
5040 "- mainly for profiling purposes",
5044 .handler
= handle_profile_command
,
5045 .mode
= COMMAND_EXEC
,
5046 .help
= "profiling samples the CPU PC",
5048 /** @todo don't register virt2phys() unless target supports it */
5050 .name
= "virt2phys",
5051 .handler
= handle_virt2phys_command
,
5052 .mode
= COMMAND_ANY
,
5053 .help
= "translate a virtual address into a physical address",
5054 .usage
= "virtual_address",
5058 .handler
= handle_reg_command
,
5059 .mode
= COMMAND_EXEC
,
5060 .help
= "display or set a register; with no arguments, "
5061 "displays all registers and their values",
5062 .usage
= "[(register_name|register_number) [value]]",
5066 .handler
= handle_poll_command
,
5067 .mode
= COMMAND_EXEC
,
5068 .help
= "poll target state; or reconfigure background polling",
5069 .usage
= "['on'|'off']",
5072 .name
= "wait_halt",
5073 .handler
= handle_wait_halt_command
,
5074 .mode
= COMMAND_EXEC
,
5075 .help
= "wait up to the specified number of milliseconds "
5076 "(default 5) for a previously requested halt",
5077 .usage
= "[milliseconds]",
5081 .handler
= handle_halt_command
,
5082 .mode
= COMMAND_EXEC
,
5083 .help
= "request target to halt, then wait up to the specified"
5084 "number of milliseconds (default 5) for it to complete",
5085 .usage
= "[milliseconds]",
5089 .handler
= handle_resume_command
,
5090 .mode
= COMMAND_EXEC
,
5091 .help
= "resume target execution from current PC or address",
5092 .usage
= "[address]",
5096 .handler
= handle_reset_command
,
5097 .mode
= COMMAND_EXEC
,
5098 .usage
= "[run|halt|init]",
5099 .help
= "Reset all targets into the specified mode."
5100 "Default reset mode is run, if not given.",
5103 .name
= "soft_reset_halt",
5104 .handler
= handle_soft_reset_halt_command
,
5105 .mode
= COMMAND_EXEC
,
5106 .help
= "halt the target and do a soft reset",
5110 .handler
= handle_step_command
,
5111 .mode
= COMMAND_EXEC
,
5112 .help
= "step one instruction from current PC or address",
5113 .usage
= "[address]",
5117 .handler
= handle_md_command
,
5118 .mode
= COMMAND_EXEC
,
5119 .help
= "display memory words",
5120 .usage
= "['phys'] address [count]",
5124 .handler
= handle_md_command
,
5125 .mode
= COMMAND_EXEC
,
5126 .help
= "display memory half-words",
5127 .usage
= "['phys'] address [count]",
5131 .handler
= handle_md_command
,
5132 .mode
= COMMAND_EXEC
,
5133 .help
= "display memory bytes",
5134 .usage
= "['phys'] address [count]",
5138 .handler
= handle_mw_command
,
5139 .mode
= COMMAND_EXEC
,
5140 .help
= "write memory word",
5141 .usage
= "['phys'] address value [count]",
5145 .handler
= handle_mw_command
,
5146 .mode
= COMMAND_EXEC
,
5147 .help
= "write memory half-word",
5148 .usage
= "['phys'] address value [count]",
5152 .handler
= handle_mw_command
,
5153 .mode
= COMMAND_EXEC
,
5154 .help
= "write memory byte",
5155 .usage
= "['phys'] address value [count]",
5159 .handler
= handle_bp_command
,
5160 .mode
= COMMAND_EXEC
,
5161 .help
= "list or set hardware or software breakpoint",
5162 .usage
= "[address length ['hw']]",
5166 .handler
= handle_rbp_command
,
5167 .mode
= COMMAND_EXEC
,
5168 .help
= "remove breakpoint",
5173 .handler
= handle_wp_command
,
5174 .mode
= COMMAND_EXEC
,
5175 .help
= "list (no params) or create watchpoints",
5176 .usage
= "[address length [('r'|'w'|'a') value [mask]]]",
5180 .handler
= handle_rwp_command
,
5181 .mode
= COMMAND_EXEC
,
5182 .help
= "remove watchpoint",
5186 .name
= "load_image",
5187 .handler
= handle_load_image_command
,
5188 .mode
= COMMAND_EXEC
,
5189 .usage
= "filename address ['bin'|'ihex'|'elf'|'s19'] "
5190 "[min_address] [max_length]",
5193 .name
= "dump_image",
5194 .handler
= handle_dump_image_command
,
5195 .mode
= COMMAND_EXEC
,
5196 .usage
= "filename address size",
5199 .name
= "verify_image",
5200 .handler
= handle_verify_image_command
,
5201 .mode
= COMMAND_EXEC
,
5202 .usage
= "filename [offset [type]]",
5205 .name
= "test_image",
5206 .handler
= handle_test_image_command
,
5207 .mode
= COMMAND_EXEC
,
5208 .usage
= "filename [offset [type]]",
5211 .name
= "ocd_mem2array",
5212 .mode
= COMMAND_EXEC
,
5213 .jim_handler
= jim_mem2array
,
5214 .help
= "read 8/16/32 bit memory and return as a TCL array "
5215 "for script processing",
5216 .usage
= "arrayname bitwidth address count",
5219 .name
= "ocd_array2mem",
5220 .mode
= COMMAND_EXEC
,
5221 .jim_handler
= jim_array2mem
,
5222 .help
= "convert a TCL array to memory locations "
5223 "and write the 8/16/32 bit values",
5224 .usage
= "arrayname bitwidth address count",
5227 .name
= "reset_nag",
5228 .handler
= handle_target_reset_nag
,
5229 .mode
= COMMAND_ANY
,
5230 .help
= "Nag after each reset about options that could have been "
5231 "enabled to improve performance. ",
5232 .usage
= "['enable'|'disable']",
5234 COMMAND_REGISTRATION_DONE
5236 int target_register_user_commands(struct command_context
*cmd_ctx
)
5238 int retval
= ERROR_OK
;
5239 if ((retval
= target_request_register_commands(cmd_ctx
)) != ERROR_OK
)
5242 if ((retval
= trace_register_commands(cmd_ctx
)) != ERROR_OK
)
5246 return register_commands(cmd_ctx
, NULL
, target_exec_command_handlers
);