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 if (!is_jtag_poll_safe())
1789 /* polling is disabled currently */
1793 /* we do not want to recurse here... */
1794 static int recursive
= 0;
1799 /* danger! running these procedures can trigger srst assertions and power dropouts.
1800 * We need to avoid an infinite loop/recursion here and we do that by
1801 * clearing the flags after running these events.
1803 int did_something
= 0;
1804 if (runSrstAsserted
)
1806 LOG_INFO("srst asserted detected, running srst_asserted proc.");
1807 Jim_Eval(interp
, "srst_asserted");
1810 if (runSrstDeasserted
)
1812 Jim_Eval(interp
, "srst_deasserted");
1815 if (runPowerDropout
)
1817 LOG_INFO("Power dropout detected, running power_dropout proc.");
1818 Jim_Eval(interp
, "power_dropout");
1821 if (runPowerRestore
)
1823 Jim_Eval(interp
, "power_restore");
1829 /* clear detect flags */
1833 /* clear action flags */
1835 runSrstAsserted
= 0;
1836 runSrstDeasserted
= 0;
1837 runPowerRestore
= 0;
1838 runPowerDropout
= 0;
1843 /* Poll targets for state changes unless that's globally disabled.
1844 * Skip targets that are currently disabled.
1846 for (struct target
*target
= all_targets
;
1847 is_jtag_poll_safe() && target
;
1848 target
= target
->next
)
1850 if (!target
->tap
->enabled
)
1853 /* only poll target if we've got power and srst isn't asserted */
1854 if (!powerDropout
&& !srstAsserted
)
1856 /* polling may fail silently until the target has been examined */
1857 if ((retval
= target_poll(target
)) != ERROR_OK
)
1859 /* FIX!!!!! If we add a LOG_INFO() here to output a line in GDB
1860 * *why* we are aborting GDB, then we'll spam telnet when the
1861 * poll is failing persistently.
1863 * If we could implement an event that detected the
1864 * target going from non-pollable to pollable, we could issue
1865 * an error only upon the transition.
1867 target_call_event_callbacks(target
, TARGET_EVENT_GDB_HALT
);
1876 COMMAND_HANDLER(handle_reg_command
)
1878 struct target
*target
;
1879 struct reg
*reg
= NULL
;
1885 target
= get_current_target(CMD_CTX
);
1887 /* list all available registers for the current target */
1890 struct reg_cache
*cache
= target
->reg_cache
;
1897 command_print(CMD_CTX
, "===== %s", cache
->name
);
1899 for (i
= 0, reg
= cache
->reg_list
;
1900 i
< cache
->num_regs
;
1901 i
++, reg
++, count
++)
1903 /* only print cached values if they are valid */
1905 value
= buf_to_str(reg
->value
,
1907 command_print(CMD_CTX
,
1908 "(%i) %s (/%" PRIu32
"): 0x%s%s",
1916 command_print(CMD_CTX
, "(%i) %s (/%" PRIu32
")",
1921 cache
= cache
->next
;
1927 /* access a single register by its ordinal number */
1928 if ((CMD_ARGV
[0][0] >= '0') && (CMD_ARGV
[0][0] <= '9'))
1931 COMMAND_PARSE_NUMBER(uint
, CMD_ARGV
[0], num
);
1933 struct reg_cache
*cache
= target
->reg_cache
;
1938 for (i
= 0; i
< cache
->num_regs
; i
++)
1942 reg
= &cache
->reg_list
[i
];
1948 cache
= cache
->next
;
1953 command_print(CMD_CTX
, "%i is out of bounds, the current target has only %i registers (0 - %i)", num
, count
, count
- 1);
1956 } else /* access a single register by its name */
1958 reg
= register_get_by_name(target
->reg_cache
, CMD_ARGV
[0], 1);
1962 command_print(CMD_CTX
, "register %s not found in current target", CMD_ARGV
[0]);
1967 /* display a register */
1968 if ((CMD_ARGC
== 1) || ((CMD_ARGC
== 2) && !((CMD_ARGV
[1][0] >= '0') && (CMD_ARGV
[1][0] <= '9'))))
1970 if ((CMD_ARGC
== 2) && (strcmp(CMD_ARGV
[1], "force") == 0))
1973 if (reg
->valid
== 0)
1975 reg
->type
->get(reg
);
1977 value
= buf_to_str(reg
->value
, reg
->size
, 16);
1978 command_print(CMD_CTX
, "%s (/%i): 0x%s", reg
->name
, (int)(reg
->size
), value
);
1983 /* set register value */
1986 uint8_t *buf
= malloc(DIV_ROUND_UP(reg
->size
, 8));
1987 str_to_buf(CMD_ARGV
[1], strlen(CMD_ARGV
[1]), buf
, reg
->size
, 0);
1989 reg
->type
->set(reg
, buf
);
1991 value
= buf_to_str(reg
->value
, reg
->size
, 16);
1992 command_print(CMD_CTX
, "%s (/%i): 0x%s", reg
->name
, (int)(reg
->size
), value
);
2000 command_print(CMD_CTX
, "usage: reg <#|name> [value]");
2005 COMMAND_HANDLER(handle_poll_command
)
2007 int retval
= ERROR_OK
;
2008 struct target
*target
= get_current_target(CMD_CTX
);
2012 command_print(CMD_CTX
, "background polling: %s",
2013 jtag_poll_get_enabled() ? "on" : "off");
2014 command_print(CMD_CTX
, "TAP: %s (%s)",
2015 target
->tap
->dotted_name
,
2016 target
->tap
->enabled
? "enabled" : "disabled");
2017 if (!target
->tap
->enabled
)
2019 if ((retval
= target_poll(target
)) != ERROR_OK
)
2021 if ((retval
= target_arch_state(target
)) != ERROR_OK
)
2024 else if (CMD_ARGC
== 1)
2027 COMMAND_PARSE_ON_OFF(CMD_ARGV
[0], enable
);
2028 jtag_poll_set_enabled(enable
);
2032 return ERROR_COMMAND_SYNTAX_ERROR
;
2038 COMMAND_HANDLER(handle_wait_halt_command
)
2041 return ERROR_COMMAND_SYNTAX_ERROR
;
2046 int retval
= parse_uint(CMD_ARGV
[0], &ms
);
2047 if (ERROR_OK
!= retval
)
2049 command_print(CMD_CTX
, "usage: %s [seconds]", CMD_NAME
);
2050 return ERROR_COMMAND_SYNTAX_ERROR
;
2052 // convert seconds (given) to milliseconds (needed)
2056 struct target
*target
= get_current_target(CMD_CTX
);
2057 return target_wait_state(target
, TARGET_HALTED
, ms
);
2060 /* wait for target state to change. The trick here is to have a low
2061 * latency for short waits and not to suck up all the CPU time
2064 * After 500ms, keep_alive() is invoked
2066 int target_wait_state(struct target
*target
, enum target_state state
, int ms
)
2069 long long then
= 0, cur
;
2074 if ((retval
= target_poll(target
)) != ERROR_OK
)
2076 if (target
->state
== state
)
2084 then
= timeval_ms();
2085 LOG_DEBUG("waiting for target %s...",
2086 Jim_Nvp_value2name_simple(nvp_target_state
,state
)->name
);
2094 if ((cur
-then
) > ms
)
2096 LOG_ERROR("timed out while waiting for target %s",
2097 Jim_Nvp_value2name_simple(nvp_target_state
,state
)->name
);
2105 COMMAND_HANDLER(handle_halt_command
)
2109 struct target
*target
= get_current_target(CMD_CTX
);
2110 int retval
= target_halt(target
);
2111 if (ERROR_OK
!= retval
)
2117 retval
= parse_uint(CMD_ARGV
[0], &wait
);
2118 if (ERROR_OK
!= retval
)
2119 return ERROR_COMMAND_SYNTAX_ERROR
;
2124 return CALL_COMMAND_HANDLER(handle_wait_halt_command
);
2127 COMMAND_HANDLER(handle_soft_reset_halt_command
)
2129 struct target
*target
= get_current_target(CMD_CTX
);
2131 LOG_USER("requesting target halt and executing a soft reset");
2133 target
->type
->soft_reset_halt(target
);
2138 COMMAND_HANDLER(handle_reset_command
)
2141 return ERROR_COMMAND_SYNTAX_ERROR
;
2143 enum target_reset_mode reset_mode
= RESET_RUN
;
2147 n
= Jim_Nvp_name2value_simple(nvp_reset_modes
, CMD_ARGV
[0]);
2148 if ((n
->name
== NULL
) || (n
->value
== RESET_UNKNOWN
)) {
2149 return ERROR_COMMAND_SYNTAX_ERROR
;
2151 reset_mode
= n
->value
;
2154 /* reset *all* targets */
2155 return target_process_reset(CMD_CTX
, reset_mode
);
2159 COMMAND_HANDLER(handle_resume_command
)
2163 return ERROR_COMMAND_SYNTAX_ERROR
;
2165 struct target
*target
= get_current_target(CMD_CTX
);
2166 target_handle_event(target
, TARGET_EVENT_OLD_pre_resume
);
2168 /* with no CMD_ARGV, resume from current pc, addr = 0,
2169 * with one arguments, addr = CMD_ARGV[0],
2170 * handle breakpoints, not debugging */
2174 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], addr
);
2178 return target_resume(target
, current
, addr
, 1, 0);
2181 COMMAND_HANDLER(handle_step_command
)
2184 return ERROR_COMMAND_SYNTAX_ERROR
;
2188 /* with no CMD_ARGV, step from current pc, addr = 0,
2189 * with one argument addr = CMD_ARGV[0],
2190 * handle breakpoints, debugging */
2195 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], addr
);
2199 struct target
*target
= get_current_target(CMD_CTX
);
2201 return target
->type
->step(target
, current_pc
, addr
, 1);
2204 static void handle_md_output(struct command_context
*cmd_ctx
,
2205 struct target
*target
, uint32_t address
, unsigned size
,
2206 unsigned count
, const uint8_t *buffer
)
2208 const unsigned line_bytecnt
= 32;
2209 unsigned line_modulo
= line_bytecnt
/ size
;
2211 char output
[line_bytecnt
* 4 + 1];
2212 unsigned output_len
= 0;
2214 const char *value_fmt
;
2216 case 4: value_fmt
= "%8.8x "; break;
2217 case 2: value_fmt
= "%4.4x "; break;
2218 case 1: value_fmt
= "%2.2x "; break;
2220 /* "can't happen", caller checked */
2221 LOG_ERROR("invalid memory read size: %u", size
);
2225 for (unsigned i
= 0; i
< count
; i
++)
2227 if (i
% line_modulo
== 0)
2229 output_len
+= snprintf(output
+ output_len
,
2230 sizeof(output
) - output_len
,
2232 (unsigned)(address
+ (i
*size
)));
2236 const uint8_t *value_ptr
= buffer
+ i
* size
;
2238 case 4: value
= target_buffer_get_u32(target
, value_ptr
); break;
2239 case 2: value
= target_buffer_get_u16(target
, value_ptr
); break;
2240 case 1: value
= *value_ptr
;
2242 output_len
+= snprintf(output
+ output_len
,
2243 sizeof(output
) - output_len
,
2246 if ((i
% line_modulo
== line_modulo
- 1) || (i
== count
- 1))
2248 command_print(cmd_ctx
, "%s", output
);
2254 COMMAND_HANDLER(handle_md_command
)
2257 return ERROR_COMMAND_SYNTAX_ERROR
;
2260 switch (CMD_NAME
[2]) {
2261 case 'w': size
= 4; break;
2262 case 'h': size
= 2; break;
2263 case 'b': size
= 1; break;
2264 default: return ERROR_COMMAND_SYNTAX_ERROR
;
2267 bool physical
=strcmp(CMD_ARGV
[0], "phys")==0;
2268 int (*fn
)(struct target
*target
,
2269 uint32_t address
, uint32_t size
, uint32_t count
, uint8_t *buffer
);
2274 fn
=target_read_phys_memory
;
2277 fn
=target_read_memory
;
2279 if ((CMD_ARGC
< 1) || (CMD_ARGC
> 2))
2281 return ERROR_COMMAND_SYNTAX_ERROR
;
2285 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], address
);
2289 COMMAND_PARSE_NUMBER(uint
, CMD_ARGV
[1], count
);
2291 uint8_t *buffer
= calloc(count
, size
);
2293 struct target
*target
= get_current_target(CMD_CTX
);
2294 int retval
= fn(target
, address
, size
, count
, buffer
);
2295 if (ERROR_OK
== retval
)
2296 handle_md_output(CMD_CTX
, target
, address
, size
, count
, buffer
);
2303 typedef int (*target_write_fn
)(struct target
*target
,
2304 uint32_t address
, uint32_t size
, uint32_t count
, uint8_t *buffer
);
2306 static int target_write_memory_fast(struct target
*target
,
2307 uint32_t address
, uint32_t size
, uint32_t count
, uint8_t *buffer
)
2309 return target_write_buffer(target
, address
, size
* count
, buffer
);
2312 static int target_fill_mem(struct target
*target
,
2321 /* We have to write in reasonably large chunks to be able
2322 * to fill large memory areas with any sane speed */
2323 const unsigned chunk_size
= 16384;
2324 uint8_t *target_buf
= malloc(chunk_size
* data_size
);
2325 if (target_buf
== NULL
)
2327 LOG_ERROR("Out of memory");
2331 for (unsigned i
= 0; i
< chunk_size
; i
++)
2336 target_buffer_set_u32(target
, target_buf
+ i
*data_size
, b
);
2339 target_buffer_set_u16(target
, target_buf
+ i
*data_size
, b
);
2342 target_buffer_set_u8(target
, target_buf
+ i
*data_size
, b
);
2349 int retval
= ERROR_OK
;
2351 for (unsigned x
= 0; x
< c
; x
+= chunk_size
)
2355 if (current
> chunk_size
)
2357 current
= chunk_size
;
2359 int retval
= fn(target
, address
+ x
* data_size
, data_size
, current
, target_buf
);
2360 if (retval
!= ERROR_OK
)
2364 /* avoid GDB timeouts */
2373 COMMAND_HANDLER(handle_mw_command
)
2377 return ERROR_COMMAND_SYNTAX_ERROR
;
2379 bool physical
=strcmp(CMD_ARGV
[0], "phys")==0;
2385 fn
=target_write_phys_memory
;
2388 fn
= target_write_memory_fast
;
2390 if ((CMD_ARGC
< 2) || (CMD_ARGC
> 3))
2391 return ERROR_COMMAND_SYNTAX_ERROR
;
2394 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], address
);
2397 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], value
);
2401 COMMAND_PARSE_NUMBER(uint
, CMD_ARGV
[2], count
);
2403 struct target
*target
= get_current_target(CMD_CTX
);
2405 switch (CMD_NAME
[2])
2417 return ERROR_COMMAND_SYNTAX_ERROR
;
2420 return target_fill_mem(target
, address
, fn
, wordsize
, value
, count
);
2423 static COMMAND_HELPER(parse_load_image_command_CMD_ARGV
, struct image
*image
,
2424 uint32_t *min_address
, uint32_t *max_address
)
2426 if (CMD_ARGC
< 1 || CMD_ARGC
> 5)
2427 return ERROR_COMMAND_SYNTAX_ERROR
;
2429 /* a base address isn't always necessary,
2430 * default to 0x0 (i.e. don't relocate) */
2434 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], addr
);
2435 image
->base_address
= addr
;
2436 image
->base_address_set
= 1;
2439 image
->base_address_set
= 0;
2441 image
->start_address_set
= 0;
2445 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[3], *min_address
);
2449 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[4], *max_address
);
2450 // use size (given) to find max (required)
2451 *max_address
+= *min_address
;
2454 if (*min_address
> *max_address
)
2455 return ERROR_COMMAND_SYNTAX_ERROR
;
2460 COMMAND_HANDLER(handle_load_image_command
)
2464 uint32_t image_size
;
2465 uint32_t min_address
= 0;
2466 uint32_t max_address
= 0xffffffff;
2470 int retval
= CALL_COMMAND_HANDLER(parse_load_image_command_CMD_ARGV
,
2471 &image
, &min_address
, &max_address
);
2472 if (ERROR_OK
!= retval
)
2475 struct target
*target
= get_current_target(CMD_CTX
);
2477 struct duration bench
;
2478 duration_start(&bench
);
2480 if (image_open(&image
, CMD_ARGV
[0], (CMD_ARGC
>= 3) ? CMD_ARGV
[2] : NULL
) != ERROR_OK
)
2487 for (i
= 0; i
< image
.num_sections
; i
++)
2489 buffer
= malloc(image
.sections
[i
].size
);
2492 command_print(CMD_CTX
,
2493 "error allocating buffer for section (%d bytes)",
2494 (int)(image
.sections
[i
].size
));
2498 if ((retval
= image_read_section(&image
, i
, 0x0, image
.sections
[i
].size
, buffer
, &buf_cnt
)) != ERROR_OK
)
2504 uint32_t offset
= 0;
2505 uint32_t length
= buf_cnt
;
2507 /* DANGER!!! beware of unsigned comparision here!!! */
2509 if ((image
.sections
[i
].base_address
+ buf_cnt
>= min_address
)&&
2510 (image
.sections
[i
].base_address
< max_address
))
2512 if (image
.sections
[i
].base_address
< min_address
)
2514 /* clip addresses below */
2515 offset
+= min_address
-image
.sections
[i
].base_address
;
2519 if (image
.sections
[i
].base_address
+ buf_cnt
> max_address
)
2521 length
-= (image
.sections
[i
].base_address
+ buf_cnt
)-max_address
;
2524 if ((retval
= target_write_buffer(target
, image
.sections
[i
].base_address
+ offset
, length
, buffer
+ offset
)) != ERROR_OK
)
2529 image_size
+= length
;
2530 command_print(CMD_CTX
, "%u bytes written at address 0x%8.8" PRIx32
"",
2531 (unsigned int)length
,
2532 image
.sections
[i
].base_address
+ offset
);
2538 if ((ERROR_OK
== retval
) && (duration_measure(&bench
) == ERROR_OK
))
2540 command_print(CMD_CTX
, "downloaded %" PRIu32
" bytes "
2541 "in %fs (%0.3f kb/s)", image_size
,
2542 duration_elapsed(&bench
), duration_kbps(&bench
, image_size
));
2545 image_close(&image
);
2551 COMMAND_HANDLER(handle_dump_image_command
)
2553 struct fileio fileio
;
2555 uint8_t buffer
[560];
2559 struct target
*target
= get_current_target(CMD_CTX
);
2563 command_print(CMD_CTX
, "usage: dump_image <filename> <address> <size>");
2568 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], address
);
2570 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[2], size
);
2572 if (fileio_open(&fileio
, CMD_ARGV
[0], FILEIO_WRITE
, FILEIO_BINARY
) != ERROR_OK
)
2577 struct duration bench
;
2578 duration_start(&bench
);
2580 int retval
= ERROR_OK
;
2583 size_t size_written
;
2584 uint32_t this_run_size
= (size
> 560) ? 560 : size
;
2585 retval
= target_read_buffer(target
, address
, this_run_size
, buffer
);
2586 if (retval
!= ERROR_OK
)
2591 retval
= fileio_write(&fileio
, this_run_size
, buffer
, &size_written
);
2592 if (retval
!= ERROR_OK
)
2597 size
-= this_run_size
;
2598 address
+= this_run_size
;
2601 if ((retvaltemp
= fileio_close(&fileio
)) != ERROR_OK
)
2604 if ((ERROR_OK
== retval
) && (duration_measure(&bench
) == ERROR_OK
))
2606 command_print(CMD_CTX
,
2607 "dumped %ld bytes in %fs (%0.3f kb/s)", (long)fileio
.size
,
2608 duration_elapsed(&bench
), duration_kbps(&bench
, fileio
.size
));
2614 static COMMAND_HELPER(handle_verify_image_command_internal
, int verify
)
2618 uint32_t image_size
;
2621 uint32_t checksum
= 0;
2622 uint32_t mem_checksum
= 0;
2626 struct target
*target
= get_current_target(CMD_CTX
);
2630 return ERROR_COMMAND_SYNTAX_ERROR
;
2635 LOG_ERROR("no target selected");
2639 struct duration bench
;
2640 duration_start(&bench
);
2645 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], addr
);
2646 image
.base_address
= addr
;
2647 image
.base_address_set
= 1;
2651 image
.base_address_set
= 0;
2652 image
.base_address
= 0x0;
2655 image
.start_address_set
= 0;
2657 if ((retval
= image_open(&image
, CMD_ARGV
[0], (CMD_ARGC
== 3) ? CMD_ARGV
[2] : NULL
)) != ERROR_OK
)
2664 for (i
= 0; i
< image
.num_sections
; i
++)
2666 buffer
= malloc(image
.sections
[i
].size
);
2669 command_print(CMD_CTX
,
2670 "error allocating buffer for section (%d bytes)",
2671 (int)(image
.sections
[i
].size
));
2674 if ((retval
= image_read_section(&image
, i
, 0x0, image
.sections
[i
].size
, buffer
, &buf_cnt
)) != ERROR_OK
)
2682 /* calculate checksum of image */
2683 image_calculate_checksum(buffer
, buf_cnt
, &checksum
);
2685 retval
= target_checksum_memory(target
, image
.sections
[i
].base_address
, buf_cnt
, &mem_checksum
);
2686 if (retval
!= ERROR_OK
)
2692 if (checksum
!= mem_checksum
)
2694 /* failed crc checksum, fall back to a binary compare */
2697 command_print(CMD_CTX
, "checksum mismatch - attempting binary compare");
2699 data
= (uint8_t*)malloc(buf_cnt
);
2701 /* Can we use 32bit word accesses? */
2703 int count
= buf_cnt
;
2704 if ((count
% 4) == 0)
2709 retval
= target_read_memory(target
, image
.sections
[i
].base_address
, size
, count
, data
);
2710 if (retval
== ERROR_OK
)
2713 for (t
= 0; t
< buf_cnt
; t
++)
2715 if (data
[t
] != buffer
[t
])
2717 command_print(CMD_CTX
,
2718 "Verify operation failed address 0x%08x. Was 0x%02x instead of 0x%02x\n",
2719 (unsigned)(t
+ image
.sections
[i
].base_address
),
2724 retval
= ERROR_FAIL
;
2738 command_print(CMD_CTX
, "address 0x%08" PRIx32
" length 0x%08zx",
2739 image
.sections
[i
].base_address
,
2744 image_size
+= buf_cnt
;
2747 if ((ERROR_OK
== retval
) && (duration_measure(&bench
) == ERROR_OK
))
2749 command_print(CMD_CTX
, "verified %" PRIu32
" bytes "
2750 "in %fs (%0.3f kb/s)", image_size
,
2751 duration_elapsed(&bench
), duration_kbps(&bench
, image_size
));
2754 image_close(&image
);
2759 COMMAND_HANDLER(handle_verify_image_command
)
2761 return CALL_COMMAND_HANDLER(handle_verify_image_command_internal
, 1);
2764 COMMAND_HANDLER(handle_test_image_command
)
2766 return CALL_COMMAND_HANDLER(handle_verify_image_command_internal
, 0);
2769 static int handle_bp_command_list(struct command_context
*cmd_ctx
)
2771 struct target
*target
= get_current_target(cmd_ctx
);
2772 struct breakpoint
*breakpoint
= target
->breakpoints
;
2775 if (breakpoint
->type
== BKPT_SOFT
)
2777 char* buf
= buf_to_str(breakpoint
->orig_instr
,
2778 breakpoint
->length
, 16);
2779 command_print(cmd_ctx
, "0x%8.8" PRIx32
", 0x%x, %i, 0x%s",
2780 breakpoint
->address
,
2782 breakpoint
->set
, buf
);
2787 command_print(cmd_ctx
, "0x%8.8" PRIx32
", 0x%x, %i",
2788 breakpoint
->address
,
2789 breakpoint
->length
, breakpoint
->set
);
2792 breakpoint
= breakpoint
->next
;
2797 static int handle_bp_command_set(struct command_context
*cmd_ctx
,
2798 uint32_t addr
, uint32_t length
, int hw
)
2800 struct target
*target
= get_current_target(cmd_ctx
);
2801 int retval
= breakpoint_add(target
, addr
, length
, hw
);
2802 if (ERROR_OK
== retval
)
2803 command_print(cmd_ctx
, "breakpoint set at 0x%8.8" PRIx32
"", addr
);
2805 LOG_ERROR("Failure setting breakpoint");
2809 COMMAND_HANDLER(handle_bp_command
)
2812 return handle_bp_command_list(CMD_CTX
);
2814 if (CMD_ARGC
< 2 || CMD_ARGC
> 3)
2816 command_print(CMD_CTX
, "usage: bp <address> <length> ['hw']");
2817 return ERROR_COMMAND_SYNTAX_ERROR
;
2821 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], addr
);
2823 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], length
);
2828 if (strcmp(CMD_ARGV
[2], "hw") == 0)
2831 return ERROR_COMMAND_SYNTAX_ERROR
;
2834 return handle_bp_command_set(CMD_CTX
, addr
, length
, hw
);
2837 COMMAND_HANDLER(handle_rbp_command
)
2840 return ERROR_COMMAND_SYNTAX_ERROR
;
2843 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], addr
);
2845 struct target
*target
= get_current_target(CMD_CTX
);
2846 breakpoint_remove(target
, addr
);
2851 COMMAND_HANDLER(handle_wp_command
)
2853 struct target
*target
= get_current_target(CMD_CTX
);
2857 struct watchpoint
*watchpoint
= target
->watchpoints
;
2861 command_print(CMD_CTX
, "address: 0x%8.8" PRIx32
2862 ", len: 0x%8.8" PRIx32
2863 ", r/w/a: %i, value: 0x%8.8" PRIx32
2864 ", mask: 0x%8.8" PRIx32
,
2865 watchpoint
->address
,
2867 (int)watchpoint
->rw
,
2870 watchpoint
= watchpoint
->next
;
2875 enum watchpoint_rw type
= WPT_ACCESS
;
2877 uint32_t length
= 0;
2878 uint32_t data_value
= 0x0;
2879 uint32_t data_mask
= 0xffffffff;
2884 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[4], data_mask
);
2887 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[3], data_value
);
2890 switch (CMD_ARGV
[2][0])
2902 LOG_ERROR("invalid watchpoint mode ('%c')", CMD_ARGV
[2][0]);
2903 return ERROR_COMMAND_SYNTAX_ERROR
;
2907 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], length
);
2908 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], addr
);
2912 command_print(CMD_CTX
, "usage: wp [address length "
2913 "[(r|w|a) [value [mask]]]]");
2914 return ERROR_COMMAND_SYNTAX_ERROR
;
2917 int retval
= watchpoint_add(target
, addr
, length
, type
,
2918 data_value
, data_mask
);
2919 if (ERROR_OK
!= retval
)
2920 LOG_ERROR("Failure setting watchpoints");
2925 COMMAND_HANDLER(handle_rwp_command
)
2928 return ERROR_COMMAND_SYNTAX_ERROR
;
2931 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], addr
);
2933 struct target
*target
= get_current_target(CMD_CTX
);
2934 watchpoint_remove(target
, addr
);
2941 * Translate a virtual address to a physical address.
2943 * The low-level target implementation must have logged a detailed error
2944 * which is forwarded to telnet/GDB session.
2946 COMMAND_HANDLER(handle_virt2phys_command
)
2949 return ERROR_COMMAND_SYNTAX_ERROR
;
2952 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], va
);
2955 struct target
*target
= get_current_target(CMD_CTX
);
2956 int retval
= target
->type
->virt2phys(target
, va
, &pa
);
2957 if (retval
== ERROR_OK
)
2958 command_print(CMD_CTX
, "Physical address 0x%08" PRIx32
"", pa
);
2963 static void writeData(FILE *f
, const void *data
, size_t len
)
2965 size_t written
= fwrite(data
, 1, len
, f
);
2967 LOG_ERROR("failed to write %zu bytes: %s", len
, strerror(errno
));
2970 static void writeLong(FILE *f
, int l
)
2973 for (i
= 0; i
< 4; i
++)
2975 char c
= (l
>> (i
*8))&0xff;
2976 writeData(f
, &c
, 1);
2981 static void writeString(FILE *f
, char *s
)
2983 writeData(f
, s
, strlen(s
));
2986 /* Dump a gmon.out histogram file. */
2987 static void writeGmon(uint32_t *samples
, uint32_t sampleNum
, const char *filename
)
2990 FILE *f
= fopen(filename
, "w");
2993 writeString(f
, "gmon");
2994 writeLong(f
, 0x00000001); /* Version */
2995 writeLong(f
, 0); /* padding */
2996 writeLong(f
, 0); /* padding */
2997 writeLong(f
, 0); /* padding */
2999 uint8_t zero
= 0; /* GMON_TAG_TIME_HIST */
3000 writeData(f
, &zero
, 1);
3002 /* figure out bucket size */
3003 uint32_t min
= samples
[0];
3004 uint32_t max
= samples
[0];
3005 for (i
= 0; i
< sampleNum
; i
++)
3007 if (min
> samples
[i
])
3011 if (max
< samples
[i
])
3017 int addressSpace
= (max
-min
+ 1);
3019 static const uint32_t maxBuckets
= 256 * 1024; /* maximum buckets. */
3020 uint32_t length
= addressSpace
;
3021 if (length
> maxBuckets
)
3023 length
= maxBuckets
;
3025 int *buckets
= malloc(sizeof(int)*length
);
3026 if (buckets
== NULL
)
3031 memset(buckets
, 0, sizeof(int)*length
);
3032 for (i
= 0; i
< sampleNum
;i
++)
3034 uint32_t address
= samples
[i
];
3035 long long a
= address
-min
;
3036 long long b
= length
-1;
3037 long long c
= addressSpace
-1;
3038 int index
= (a
*b
)/c
; /* danger!!!! int32 overflows */
3042 /* append binary memory gmon.out &profile_hist_hdr ((char*)&profile_hist_hdr + sizeof(struct gmon_hist_hdr)) */
3043 writeLong(f
, min
); /* low_pc */
3044 writeLong(f
, max
); /* high_pc */
3045 writeLong(f
, length
); /* # of samples */
3046 writeLong(f
, 64000000); /* 64MHz */
3047 writeString(f
, "seconds");
3048 for (i
= 0; i
< (15-strlen("seconds")); i
++)
3049 writeData(f
, &zero
, 1);
3050 writeString(f
, "s");
3052 /*append binary memory gmon.out profile_hist_data (profile_hist_data + profile_hist_hdr.hist_size) */
3054 char *data
= malloc(2*length
);
3057 for (i
= 0; i
< length
;i
++)
3066 data
[i
*2 + 1]=(val
>> 8)&0xff;
3069 writeData(f
, data
, length
* 2);
3079 /* profiling samples the CPU PC as quickly as OpenOCD is able,
3080 * which will be used as a random sampling of PC */
3081 COMMAND_HANDLER(handle_profile_command
)
3083 struct target
*target
= get_current_target(CMD_CTX
);
3084 struct timeval timeout
, now
;
3086 gettimeofday(&timeout
, NULL
);
3089 return ERROR_COMMAND_SYNTAX_ERROR
;
3092 COMMAND_PARSE_NUMBER(uint
, CMD_ARGV
[0], offset
);
3094 timeval_add_time(&timeout
, offset
, 0);
3097 * @todo: Some cores let us sample the PC without the
3098 * annoying halt/resume step; for example, ARMv7 PCSR.
3099 * Provide a way to use that more efficient mechanism.
3102 command_print(CMD_CTX
, "Starting profiling. Halting and resuming the target as often as we can...");
3104 static const int maxSample
= 10000;
3105 uint32_t *samples
= malloc(sizeof(uint32_t)*maxSample
);
3106 if (samples
== NULL
)
3110 /* hopefully it is safe to cache! We want to stop/restart as quickly as possible. */
3111 struct reg
*reg
= register_get_by_name(target
->reg_cache
, "pc", 1);
3116 target_poll(target
);
3117 if (target
->state
== TARGET_HALTED
)
3119 uint32_t t
=*((uint32_t *)reg
->value
);
3120 samples
[numSamples
++]=t
;
3121 retval
= target_resume(target
, 1, 0, 0, 0); /* current pc, addr = 0, do not handle breakpoints, not debugging */
3122 target_poll(target
);
3123 alive_sleep(10); /* sleep 10ms, i.e. <100 samples/second. */
3124 } else if (target
->state
== TARGET_RUNNING
)
3126 /* We want to quickly sample the PC. */
3127 if ((retval
= target_halt(target
)) != ERROR_OK
)
3134 command_print(CMD_CTX
, "Target not halted or running");
3138 if (retval
!= ERROR_OK
)
3143 gettimeofday(&now
, NULL
);
3144 if ((numSamples
>= maxSample
) || ((now
.tv_sec
>= timeout
.tv_sec
) && (now
.tv_usec
>= timeout
.tv_usec
)))
3146 command_print(CMD_CTX
, "Profiling completed. %d samples.", numSamples
);
3147 if ((retval
= target_poll(target
)) != ERROR_OK
)
3152 if (target
->state
== TARGET_HALTED
)
3154 target_resume(target
, 1, 0, 0, 0); /* current pc, addr = 0, do not handle breakpoints, not debugging */
3156 if ((retval
= target_poll(target
)) != ERROR_OK
)
3161 writeGmon(samples
, numSamples
, CMD_ARGV
[1]);
3162 command_print(CMD_CTX
, "Wrote %s", CMD_ARGV
[1]);
3171 static int new_int_array_element(Jim_Interp
* interp
, const char *varname
, int idx
, uint32_t val
)
3174 Jim_Obj
*nameObjPtr
, *valObjPtr
;
3177 namebuf
= alloc_printf("%s(%d)", varname
, idx
);
3181 nameObjPtr
= Jim_NewStringObj(interp
, namebuf
, -1);
3182 valObjPtr
= Jim_NewIntObj(interp
, val
);
3183 if (!nameObjPtr
|| !valObjPtr
)
3189 Jim_IncrRefCount(nameObjPtr
);
3190 Jim_IncrRefCount(valObjPtr
);
3191 result
= Jim_SetVariable(interp
, nameObjPtr
, valObjPtr
);
3192 Jim_DecrRefCount(interp
, nameObjPtr
);
3193 Jim_DecrRefCount(interp
, valObjPtr
);
3195 /* printf("%s(%d) <= 0%08x\n", varname, idx, val); */
3199 static int jim_mem2array(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
3201 struct command_context
*context
;
3202 struct target
*target
;
3204 context
= Jim_GetAssocData(interp
, "context");
3205 if (context
== NULL
)
3207 LOG_ERROR("mem2array: no command context");
3210 target
= get_current_target(context
);
3213 LOG_ERROR("mem2array: no current target");
3217 return target_mem2array(interp
, target
, argc
-1, argv
+ 1);
3220 static int target_mem2array(Jim_Interp
*interp
, struct target
*target
, int argc
, Jim_Obj
*const *argv
)
3228 const char *varname
;
3232 /* argv[1] = name of array to receive the data
3233 * argv[2] = desired width
3234 * argv[3] = memory address
3235 * argv[4] = count of times to read
3238 Jim_WrongNumArgs(interp
, 1, argv
, "varname width addr nelems");
3241 varname
= Jim_GetString(argv
[0], &len
);
3242 /* given "foo" get space for worse case "foo(%d)" .. add 20 */
3244 e
= Jim_GetLong(interp
, argv
[1], &l
);
3250 e
= Jim_GetLong(interp
, argv
[2], &l
);
3255 e
= Jim_GetLong(interp
, argv
[3], &l
);
3271 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3272 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "Invalid width param, must be 8/16/32", NULL
);
3276 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3277 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "mem2array: zero width read?", NULL
);
3280 if ((addr
+ (len
* width
)) < addr
) {
3281 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3282 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "mem2array: addr + len - wraps to zero?", NULL
);
3285 /* absurd transfer size? */
3287 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3288 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "mem2array: absurd > 64K item request", NULL
);
3293 ((width
== 2) && ((addr
& 1) == 0)) ||
3294 ((width
== 4) && ((addr
& 3) == 0))) {
3298 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3299 sprintf(buf
, "mem2array address: 0x%08" PRIx32
" is not aligned for %" PRId32
" byte reads",
3302 Jim_AppendStrings(interp
, Jim_GetResult(interp
), buf
, NULL
);
3311 size_t buffersize
= 4096;
3312 uint8_t *buffer
= malloc(buffersize
);
3319 /* Slurp... in buffer size chunks */
3321 count
= len
; /* in objects.. */
3322 if (count
> (buffersize
/width
)) {
3323 count
= (buffersize
/width
);
3326 retval
= target_read_memory(target
, addr
, width
, count
, buffer
);
3327 if (retval
!= ERROR_OK
) {
3329 LOG_ERROR("mem2array: Read @ 0x%08x, w=%d, cnt=%d, failed",
3333 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3334 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "mem2array: cannot read memory", NULL
);
3338 v
= 0; /* shut up gcc */
3339 for (i
= 0 ;i
< count
;i
++, n
++) {
3342 v
= target_buffer_get_u32(target
, &buffer
[i
*width
]);
3345 v
= target_buffer_get_u16(target
, &buffer
[i
*width
]);
3348 v
= buffer
[i
] & 0x0ff;
3351 new_int_array_element(interp
, varname
, n
, v
);
3359 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3364 static int get_int_array_element(Jim_Interp
* interp
, const char *varname
, int idx
, uint32_t *val
)
3367 Jim_Obj
*nameObjPtr
, *valObjPtr
;
3371 namebuf
= alloc_printf("%s(%d)", varname
, idx
);
3375 nameObjPtr
= Jim_NewStringObj(interp
, namebuf
, -1);
3382 Jim_IncrRefCount(nameObjPtr
);
3383 valObjPtr
= Jim_GetVariable(interp
, nameObjPtr
, JIM_ERRMSG
);
3384 Jim_DecrRefCount(interp
, nameObjPtr
);
3386 if (valObjPtr
== NULL
)
3389 result
= Jim_GetLong(interp
, valObjPtr
, &l
);
3390 /* printf("%s(%d) => 0%08x\n", varname, idx, val); */
3395 static int jim_array2mem(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
3397 struct command_context
*context
;
3398 struct target
*target
;
3400 context
= Jim_GetAssocData(interp
, "context");
3401 if (context
== NULL
) {
3402 LOG_ERROR("array2mem: no command context");
3405 target
= get_current_target(context
);
3406 if (target
== NULL
) {
3407 LOG_ERROR("array2mem: no current target");
3411 return target_array2mem(interp
,target
, argc
-1, argv
+ 1);
3414 static int target_array2mem(Jim_Interp
*interp
, struct target
*target
,
3415 int argc
, Jim_Obj
*const *argv
)
3423 const char *varname
;
3427 /* argv[1] = name of array to get the data
3428 * argv[2] = desired width
3429 * argv[3] = memory address
3430 * argv[4] = count to write
3433 Jim_WrongNumArgs(interp
, 0, argv
, "varname width addr nelems");
3436 varname
= Jim_GetString(argv
[0], &len
);
3437 /* given "foo" get space for worse case "foo(%d)" .. add 20 */
3439 e
= Jim_GetLong(interp
, argv
[1], &l
);
3445 e
= Jim_GetLong(interp
, argv
[2], &l
);
3450 e
= Jim_GetLong(interp
, argv
[3], &l
);
3466 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3467 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "Invalid width param, must be 8/16/32", NULL
);
3471 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3472 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "array2mem: zero width read?", NULL
);
3475 if ((addr
+ (len
* width
)) < addr
) {
3476 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3477 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "array2mem: addr + len - wraps to zero?", NULL
);
3480 /* absurd transfer size? */
3482 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3483 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "array2mem: absurd > 64K item request", NULL
);
3488 ((width
== 2) && ((addr
& 1) == 0)) ||
3489 ((width
== 4) && ((addr
& 3) == 0))) {
3493 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3494 sprintf(buf
, "array2mem address: 0x%08x is not aligned for %d byte reads",
3497 Jim_AppendStrings(interp
, Jim_GetResult(interp
), buf
, NULL
);
3508 size_t buffersize
= 4096;
3509 uint8_t *buffer
= malloc(buffersize
);
3514 /* Slurp... in buffer size chunks */
3516 count
= len
; /* in objects.. */
3517 if (count
> (buffersize
/width
)) {
3518 count
= (buffersize
/width
);
3521 v
= 0; /* shut up gcc */
3522 for (i
= 0 ;i
< count
;i
++, n
++) {
3523 get_int_array_element(interp
, varname
, n
, &v
);
3526 target_buffer_set_u32(target
, &buffer
[i
*width
], v
);
3529 target_buffer_set_u16(target
, &buffer
[i
*width
], v
);
3532 buffer
[i
] = v
& 0x0ff;
3538 retval
= target_write_memory(target
, addr
, width
, count
, buffer
);
3539 if (retval
!= ERROR_OK
) {
3541 LOG_ERROR("array2mem: Write @ 0x%08x, w=%d, cnt=%d, failed",
3545 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3546 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "array2mem: cannot read memory", NULL
);
3554 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3559 void target_all_handle_event(enum target_event e
)
3561 struct target
*target
;
3563 LOG_DEBUG("**all*targets: event: %d, %s",
3565 Jim_Nvp_value2name_simple(nvp_target_event
, e
)->name
);
3567 target
= all_targets
;
3569 target_handle_event(target
, e
);
3570 target
= target
->next
;
3575 /* FIX? should we propagate errors here rather than printing them
3578 void target_handle_event(struct target
*target
, enum target_event e
)
3580 struct target_event_action
*teap
;
3582 for (teap
= target
->event_action
; teap
!= NULL
; teap
= teap
->next
) {
3583 if (teap
->event
== e
) {
3584 LOG_DEBUG("target: (%d) %s (%s) event: %d (%s) action: %s",
3585 target
->target_number
,
3586 target_name(target
),
3587 target_type_name(target
),
3589 Jim_Nvp_value2name_simple(nvp_target_event
, e
)->name
,
3590 Jim_GetString(teap
->body
, NULL
));
3591 if (Jim_EvalObj(teap
->interp
, teap
->body
) != JIM_OK
)
3593 Jim_PrintErrorMessage(teap
->interp
);
3600 * Returns true only if the target has a handler for the specified event.
3602 bool target_has_event_action(struct target
*target
, enum target_event event
)
3604 struct target_event_action
*teap
;
3606 for (teap
= target
->event_action
; teap
!= NULL
; teap
= teap
->next
) {
3607 if (teap
->event
== event
)
3613 enum target_cfg_param
{
3616 TCFG_WORK_AREA_VIRT
,
3617 TCFG_WORK_AREA_PHYS
,
3618 TCFG_WORK_AREA_SIZE
,
3619 TCFG_WORK_AREA_BACKUP
,
3622 TCFG_CHAIN_POSITION
,
3625 static Jim_Nvp nvp_config_opts
[] = {
3626 { .name
= "-type", .value
= TCFG_TYPE
},
3627 { .name
= "-event", .value
= TCFG_EVENT
},
3628 { .name
= "-work-area-virt", .value
= TCFG_WORK_AREA_VIRT
},
3629 { .name
= "-work-area-phys", .value
= TCFG_WORK_AREA_PHYS
},
3630 { .name
= "-work-area-size", .value
= TCFG_WORK_AREA_SIZE
},
3631 { .name
= "-work-area-backup", .value
= TCFG_WORK_AREA_BACKUP
},
3632 { .name
= "-endian" , .value
= TCFG_ENDIAN
},
3633 { .name
= "-variant", .value
= TCFG_VARIANT
},
3634 { .name
= "-chain-position", .value
= TCFG_CHAIN_POSITION
},
3636 { .name
= NULL
, .value
= -1 }
3639 static int target_configure(Jim_GetOptInfo
*goi
, struct target
*target
)
3647 /* parse config or cget options ... */
3648 while (goi
->argc
> 0) {
3649 Jim_SetEmptyResult(goi
->interp
);
3650 /* Jim_GetOpt_Debug(goi); */
3652 if (target
->type
->target_jim_configure
) {
3653 /* target defines a configure function */
3654 /* target gets first dibs on parameters */
3655 e
= (*(target
->type
->target_jim_configure
))(target
, goi
);
3664 /* otherwise we 'continue' below */
3666 e
= Jim_GetOpt_Nvp(goi
, nvp_config_opts
, &n
);
3668 Jim_GetOpt_NvpUnknown(goi
, nvp_config_opts
, 0);
3674 if (goi
->isconfigure
) {
3675 Jim_SetResult_sprintf(goi
->interp
,
3676 "not settable: %s", n
->name
);
3680 if (goi
->argc
!= 0) {
3681 Jim_WrongNumArgs(goi
->interp
,
3682 goi
->argc
, goi
->argv
,
3687 Jim_SetResultString(goi
->interp
,
3688 target_type_name(target
), -1);
3692 if (goi
->argc
== 0) {
3693 Jim_WrongNumArgs(goi
->interp
, goi
->argc
, goi
->argv
, "-event ?event-name? ...");
3697 e
= Jim_GetOpt_Nvp(goi
, nvp_target_event
, &n
);
3699 Jim_GetOpt_NvpUnknown(goi
, nvp_target_event
, 1);
3703 if (goi
->isconfigure
) {
3704 if (goi
->argc
!= 1) {
3705 Jim_WrongNumArgs(goi
->interp
, goi
->argc
, goi
->argv
, "-event ?event-name? ?EVENT-BODY?");
3709 if (goi
->argc
!= 0) {
3710 Jim_WrongNumArgs(goi
->interp
, goi
->argc
, goi
->argv
, "-event ?event-name?");
3716 struct target_event_action
*teap
;
3718 teap
= target
->event_action
;
3719 /* replace existing? */
3721 if (teap
->event
== (enum target_event
)n
->value
) {
3727 if (goi
->isconfigure
) {
3728 bool replace
= true;
3731 teap
= calloc(1, sizeof(*teap
));
3734 teap
->event
= n
->value
;
3735 teap
->interp
= goi
->interp
;
3736 Jim_GetOpt_Obj(goi
, &o
);
3738 Jim_DecrRefCount(teap
->interp
, teap
->body
);
3740 teap
->body
= Jim_DuplicateObj(goi
->interp
, o
);
3743 * Tcl/TK - "tk events" have a nice feature.
3744 * See the "BIND" command.
3745 * We should support that here.
3746 * You can specify %X and %Y in the event code.
3747 * The idea is: %T - target name.
3748 * The idea is: %N - target number
3749 * The idea is: %E - event name.
3751 Jim_IncrRefCount(teap
->body
);
3755 /* add to head of event list */
3756 teap
->next
= target
->event_action
;
3757 target
->event_action
= teap
;
3759 Jim_SetEmptyResult(goi
->interp
);
3763 Jim_SetEmptyResult(goi
->interp
);
3765 Jim_SetResult(goi
->interp
, Jim_DuplicateObj(goi
->interp
, teap
->body
));
3772 case TCFG_WORK_AREA_VIRT
:
3773 if (goi
->isconfigure
) {
3774 target_free_all_working_areas(target
);
3775 e
= Jim_GetOpt_Wide(goi
, &w
);
3779 target
->working_area_virt
= w
;
3780 target
->working_area_virt_spec
= true;
3782 if (goi
->argc
!= 0) {
3786 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->working_area_virt
));
3790 case TCFG_WORK_AREA_PHYS
:
3791 if (goi
->isconfigure
) {
3792 target_free_all_working_areas(target
);
3793 e
= Jim_GetOpt_Wide(goi
, &w
);
3797 target
->working_area_phys
= w
;
3798 target
->working_area_phys_spec
= true;
3800 if (goi
->argc
!= 0) {
3804 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->working_area_phys
));
3808 case TCFG_WORK_AREA_SIZE
:
3809 if (goi
->isconfigure
) {
3810 target_free_all_working_areas(target
);
3811 e
= Jim_GetOpt_Wide(goi
, &w
);
3815 target
->working_area_size
= w
;
3817 if (goi
->argc
!= 0) {
3821 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->working_area_size
));
3825 case TCFG_WORK_AREA_BACKUP
:
3826 if (goi
->isconfigure
) {
3827 target_free_all_working_areas(target
);
3828 e
= Jim_GetOpt_Wide(goi
, &w
);
3832 /* make this exactly 1 or 0 */
3833 target
->backup_working_area
= (!!w
);
3835 if (goi
->argc
!= 0) {
3839 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->backup_working_area
));
3840 /* loop for more e*/
3844 if (goi
->isconfigure
) {
3845 e
= Jim_GetOpt_Nvp(goi
, nvp_target_endian
, &n
);
3847 Jim_GetOpt_NvpUnknown(goi
, nvp_target_endian
, 1);
3850 target
->endianness
= n
->value
;
3852 if (goi
->argc
!= 0) {
3856 n
= Jim_Nvp_value2name_simple(nvp_target_endian
, target
->endianness
);
3857 if (n
->name
== NULL
) {
3858 target
->endianness
= TARGET_LITTLE_ENDIAN
;
3859 n
= Jim_Nvp_value2name_simple(nvp_target_endian
, target
->endianness
);
3861 Jim_SetResultString(goi
->interp
, n
->name
, -1);
3866 if (goi
->isconfigure
) {
3867 if (goi
->argc
< 1) {
3868 Jim_SetResult_sprintf(goi
->interp
,
3873 if (target
->variant
) {
3874 free((void *)(target
->variant
));
3876 e
= Jim_GetOpt_String(goi
, &cp
, NULL
);
3877 target
->variant
= strdup(cp
);
3879 if (goi
->argc
!= 0) {
3883 Jim_SetResultString(goi
->interp
, target
->variant
,-1);
3886 case TCFG_CHAIN_POSITION
:
3887 if (goi
->isconfigure
) {
3889 struct jtag_tap
*tap
;
3890 target_free_all_working_areas(target
);
3891 e
= Jim_GetOpt_Obj(goi
, &o
);
3895 tap
= jtag_tap_by_jim_obj(goi
->interp
, o
);
3899 /* make this exactly 1 or 0 */
3902 if (goi
->argc
!= 0) {
3906 Jim_SetResultString(goi
->interp
, target
->tap
->dotted_name
, -1);
3907 /* loop for more e*/
3910 } /* while (goi->argc) */
3913 /* done - we return */
3918 jim_target_configure(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
3922 Jim_GetOpt_Setup(&goi
, interp
, argc
- 1, argv
+ 1);
3923 goi
.isconfigure
= !strcmp(Jim_GetString(argv
[0], NULL
), "configure");
3924 int need_args
= 1 + goi
.isconfigure
;
3925 if (goi
.argc
< need_args
)
3927 Jim_WrongNumArgs(goi
.interp
, goi
.argc
, goi
.argv
,
3929 ? "missing: -option VALUE ..."
3930 : "missing: -option ...");
3933 struct target
*target
= Jim_CmdPrivData(goi
.interp
);
3934 return target_configure(&goi
, target
);
3937 static int jim_target_mw(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
3939 const char *cmd_name
= Jim_GetString(argv
[0], NULL
);
3942 Jim_GetOpt_Setup(&goi
, interp
, argc
- 1, argv
+ 1);
3944 /* danger! goi.argc will be modified below! */
3947 if (argc
!= 2 && argc
!= 3)
3949 Jim_SetResult_sprintf(goi
.interp
,
3950 "usage: %s <address> <data> [<count>]", cmd_name
);
3956 int e
= Jim_GetOpt_Wide(&goi
, &a
);
3961 e
= Jim_GetOpt_Wide(&goi
, &b
);
3968 e
= Jim_GetOpt_Wide(&goi
, &c
);
3973 struct target
*target
= Jim_CmdPrivData(goi
.interp
);
3975 if (strcasecmp(cmd_name
, "mww") == 0) {
3978 else if (strcasecmp(cmd_name
, "mwh") == 0) {
3981 else if (strcasecmp(cmd_name
, "mwb") == 0) {
3984 LOG_ERROR("command '%s' unknown: ", cmd_name
);
3988 return (target_fill_mem(target
, a
, target_write_memory_fast
, data_size
, b
, c
) == ERROR_OK
) ? JIM_OK
: JIM_ERR
;
3991 static int jim_target_md(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
3993 const char *cmd_name
= Jim_GetString(argv
[0], NULL
);
3996 Jim_GetOpt_Setup(&goi
, interp
, argc
- 1, argv
+ 1);
3998 /* danger! goi.argc will be modified below! */
4001 if ((argc
!= 1) && (argc
!= 2))
4003 Jim_SetResult_sprintf(goi
.interp
,
4004 "usage: %s <address> [<count>]", cmd_name
);
4009 int e
= Jim_GetOpt_Wide(&goi
, &a
);
4015 e
= Jim_GetOpt_Wide(&goi
, &c
);
4022 jim_wide b
= 1; /* shut up gcc */
4023 if (strcasecmp(cmd_name
, "mdw") == 0)
4025 else if (strcasecmp(cmd_name
, "mdh") == 0)
4027 else if (strcasecmp(cmd_name
, "mdb") == 0)
4030 LOG_ERROR("command '%s' unknown: ", cmd_name
);
4034 /* convert count to "bytes" */
4037 struct target
*target
= Jim_CmdPrivData(goi
.interp
);
4038 uint8_t target_buf
[32];
4045 e
= target_read_memory(target
, a
, b
, y
/ b
, target_buf
);
4046 if (e
!= ERROR_OK
) {
4047 Jim_SetResult_sprintf(interp
, "error reading target @ 0x%08lx", (int)(a
));
4051 Jim_fprintf(interp
, interp
->cookie_stdout
, "0x%08x ", (int)(a
));
4054 for (x
= 0; x
< 16 && x
< y
; x
+= 4)
4056 z
= target_buffer_get_u32(target
, &(target_buf
[ x
]));
4057 Jim_fprintf(interp
, interp
->cookie_stdout
, "%08x ", (int)(z
));
4059 for (; (x
< 16) ; x
+= 4) {
4060 Jim_fprintf(interp
, interp
->cookie_stdout
, " ");
4064 for (x
= 0; x
< 16 && x
< y
; x
+= 2)
4066 z
= target_buffer_get_u16(target
, &(target_buf
[ x
]));
4067 Jim_fprintf(interp
, interp
->cookie_stdout
, "%04x ", (int)(z
));
4069 for (; (x
< 16) ; x
+= 2) {
4070 Jim_fprintf(interp
, interp
->cookie_stdout
, " ");
4075 for (x
= 0 ; (x
< 16) && (x
< y
) ; x
+= 1) {
4076 z
= target_buffer_get_u8(target
, &(target_buf
[ x
]));
4077 Jim_fprintf(interp
, interp
->cookie_stdout
, "%02x ", (int)(z
));
4079 for (; (x
< 16) ; x
+= 1) {
4080 Jim_fprintf(interp
, interp
->cookie_stdout
, " ");
4084 /* ascii-ify the bytes */
4085 for (x
= 0 ; x
< y
; x
++) {
4086 if ((target_buf
[x
] >= 0x20) &&
4087 (target_buf
[x
] <= 0x7e)) {
4091 target_buf
[x
] = '.';
4096 target_buf
[x
] = ' ';
4101 /* print - with a newline */
4102 Jim_fprintf(interp
, interp
->cookie_stdout
, "%s\n", target_buf
);
4110 static int jim_target_mem2array(Jim_Interp
*interp
,
4111 int argc
, Jim_Obj
*const *argv
)
4113 struct target
*target
= Jim_CmdPrivData(interp
);
4114 return target_mem2array(interp
, target
, argc
- 1, argv
+ 1);
4117 static int jim_target_array2mem(Jim_Interp
*interp
,
4118 int argc
, Jim_Obj
*const *argv
)
4120 struct target
*target
= Jim_CmdPrivData(interp
);
4121 return target_array2mem(interp
, target
, argc
- 1, argv
+ 1);
4124 static int jim_target_tap_disabled(Jim_Interp
*interp
)
4126 Jim_SetResult_sprintf(interp
, "[TAP is disabled]");
4130 static int jim_target_examine(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4134 Jim_WrongNumArgs(interp
, 1, argv
, "[no parameters]");
4137 struct target
*target
= Jim_CmdPrivData(interp
);
4138 if (!target
->tap
->enabled
)
4139 return jim_target_tap_disabled(interp
);
4141 int e
= target
->type
->examine(target
);
4144 Jim_SetResult_sprintf(interp
, "examine-fails: %d", e
);
4150 static int jim_target_halt_gdb(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4154 Jim_WrongNumArgs(interp
, 1, argv
, "[no parameters]");
4157 struct target
*target
= Jim_CmdPrivData(interp
);
4159 if (target_call_event_callbacks(target
, TARGET_EVENT_GDB_HALT
) != ERROR_OK
)
4165 static int jim_target_poll(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4169 Jim_WrongNumArgs(interp
, 1, argv
, "[no parameters]");
4172 struct target
*target
= Jim_CmdPrivData(interp
);
4173 if (!target
->tap
->enabled
)
4174 return jim_target_tap_disabled(interp
);
4177 if (!(target_was_examined(target
))) {
4178 e
= ERROR_TARGET_NOT_EXAMINED
;
4180 e
= target
->type
->poll(target
);
4184 Jim_SetResult_sprintf(interp
, "poll-fails: %d", e
);
4190 static int jim_target_reset(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4193 Jim_GetOpt_Setup(&goi
, interp
, argc
- 1, argv
+ 1);
4197 Jim_WrongNumArgs(interp
, 0, argv
,
4198 "([tT]|[fF]|assert|deassert) BOOL");
4203 int e
= Jim_GetOpt_Nvp(&goi
, nvp_assert
, &n
);
4206 Jim_GetOpt_NvpUnknown(&goi
, nvp_assert
, 1);
4209 /* the halt or not param */
4211 e
= Jim_GetOpt_Wide(&goi
, &a
);
4215 struct target
*target
= Jim_CmdPrivData(goi
.interp
);
4216 if (!target
->tap
->enabled
)
4217 return jim_target_tap_disabled(interp
);
4218 if (!(target_was_examined(target
)))
4220 LOG_ERROR("Target not examined yet");
4221 return ERROR_TARGET_NOT_EXAMINED
;
4223 if (!target
->type
->assert_reset
|| !target
->type
->deassert_reset
)
4225 Jim_SetResult_sprintf(interp
,
4226 "No target-specific reset for %s",
4227 target_name(target
));
4230 /* determine if we should halt or not. */
4231 target
->reset_halt
= !!a
;
4232 /* When this happens - all workareas are invalid. */
4233 target_free_all_working_areas_restore(target
, 0);
4236 if (n
->value
== NVP_ASSERT
) {
4237 e
= target
->type
->assert_reset(target
);
4239 e
= target
->type
->deassert_reset(target
);
4241 return (e
== ERROR_OK
) ? JIM_OK
: JIM_ERR
;
4244 static int jim_target_halt(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4247 Jim_WrongNumArgs(interp
, 1, argv
, "[no parameters]");
4250 struct target
*target
= Jim_CmdPrivData(interp
);
4251 if (!target
->tap
->enabled
)
4252 return jim_target_tap_disabled(interp
);
4253 int e
= target
->type
->halt(target
);
4254 return (e
== ERROR_OK
) ? JIM_OK
: JIM_ERR
;
4257 static int jim_target_wait_state(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4260 Jim_GetOpt_Setup(&goi
, interp
, argc
- 1, argv
+ 1);
4262 /* params: <name> statename timeoutmsecs */
4265 const char *cmd_name
= Jim_GetString(argv
[0], NULL
);
4266 Jim_SetResult_sprintf(goi
.interp
,
4267 "%s <state_name> <timeout_in_msec>", cmd_name
);
4272 int e
= Jim_GetOpt_Nvp(&goi
, nvp_target_state
, &n
);
4274 Jim_GetOpt_NvpUnknown(&goi
, nvp_target_state
,1);
4278 e
= Jim_GetOpt_Wide(&goi
, &a
);
4282 struct target
*target
= Jim_CmdPrivData(interp
);
4283 if (!target
->tap
->enabled
)
4284 return jim_target_tap_disabled(interp
);
4286 e
= target_wait_state(target
, n
->value
, a
);
4289 Jim_SetResult_sprintf(goi
.interp
,
4290 "target: %s wait %s fails (%d) %s",
4291 target_name(target
), n
->name
,
4292 e
, target_strerror_safe(e
));
4297 /* List for human, Events defined for this target.
4298 * scripts/programs should use 'name cget -event NAME'
4300 static int jim_target_event_list(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4302 struct command_context
*cmd_ctx
= Jim_GetAssocData(interp
, "context");
4303 struct target
*target
= Jim_CmdPrivData(interp
);
4304 struct target_event_action
*teap
= target
->event_action
;
4305 command_print(cmd_ctx
, "Event actions for target (%d) %s\n",
4306 target
->target_number
,
4307 target_name(target
));
4308 command_print(cmd_ctx
, "%-25s | Body", "Event");
4309 command_print(cmd_ctx
, "------------------------- | "
4310 "----------------------------------------");
4313 Jim_Nvp
*opt
= Jim_Nvp_value2name_simple(nvp_target_event
, teap
->event
);
4314 command_print(cmd_ctx
, "%-25s | %s",
4315 opt
->name
, Jim_GetString(teap
->body
, NULL
));
4318 command_print(cmd_ctx
, "***END***");
4321 static int jim_target_current_state(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4325 Jim_WrongNumArgs(interp
, 1, argv
, "[no parameters]");
4328 struct target
*target
= Jim_CmdPrivData(interp
);
4329 Jim_SetResultString(interp
, target_state_name(target
), -1);
4332 static int jim_target_invoke_event(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4335 Jim_GetOpt_Setup(&goi
, interp
, argc
- 1, argv
+ 1);
4338 const char *cmd_name
= Jim_GetString(argv
[0], NULL
);
4339 Jim_SetResult_sprintf(goi
.interp
, "%s <eventname>", cmd_name
);
4343 int e
= Jim_GetOpt_Nvp(&goi
, nvp_target_event
, &n
);
4346 Jim_GetOpt_NvpUnknown(&goi
, nvp_target_event
, 1);
4349 struct target
*target
= Jim_CmdPrivData(interp
);
4350 target_handle_event(target
, n
->value
);
4354 static const struct command_registration target_instance_command_handlers
[] = {
4356 .name
= "configure",
4357 .mode
= COMMAND_CONFIG
,
4358 .jim_handler
= jim_target_configure
,
4359 .help
= "configure a new target for use",
4360 .usage
= "[target_attribute ...]",
4364 .mode
= COMMAND_ANY
,
4365 .jim_handler
= jim_target_configure
,
4366 .help
= "returns the specified target attribute",
4367 .usage
= "target_attribute",
4371 .mode
= COMMAND_EXEC
,
4372 .jim_handler
= jim_target_mw
,
4373 .help
= "Write 32-bit word(s) to target memory",
4374 .usage
= "address data [count]",
4378 .mode
= COMMAND_EXEC
,
4379 .jim_handler
= jim_target_mw
,
4380 .help
= "Write 16-bit half-word(s) to target memory",
4381 .usage
= "address data [count]",
4385 .mode
= COMMAND_EXEC
,
4386 .jim_handler
= jim_target_mw
,
4387 .help
= "Write byte(s) to target memory",
4388 .usage
= "address data [count]",
4392 .mode
= COMMAND_EXEC
,
4393 .jim_handler
= jim_target_md
,
4394 .help
= "Display target memory as 32-bit words",
4395 .usage
= "address [count]",
4399 .mode
= COMMAND_EXEC
,
4400 .jim_handler
= jim_target_md
,
4401 .help
= "Display target memory as 16-bit half-words",
4402 .usage
= "address [count]",
4406 .mode
= COMMAND_EXEC
,
4407 .jim_handler
= jim_target_md
,
4408 .help
= "Display target memory as 8-bit bytes",
4409 .usage
= "address [count]",
4412 .name
= "array2mem",
4413 .mode
= COMMAND_EXEC
,
4414 .jim_handler
= jim_target_array2mem
,
4415 .help
= "Writes Tcl array of 8/16/32 bit numbers "
4417 .usage
= "arrayname bitwidth address count",
4420 .name
= "mem2array",
4421 .mode
= COMMAND_EXEC
,
4422 .jim_handler
= jim_target_mem2array
,
4423 .help
= "Loads Tcl array of 8/16/32 bit numbers "
4424 "from target memory",
4425 .usage
= "arrayname bitwidth address count",
4428 .name
= "eventlist",
4429 .mode
= COMMAND_EXEC
,
4430 .jim_handler
= jim_target_event_list
,
4431 .help
= "displays a table of events defined for this target",
4435 .mode
= COMMAND_EXEC
,
4436 .jim_handler
= jim_target_current_state
,
4437 .help
= "displays the current state of this target",
4440 .name
= "arp_examine",
4441 .mode
= COMMAND_EXEC
,
4442 .jim_handler
= jim_target_examine
,
4443 .help
= "used internally for reset processing",
4446 .name
= "arp_halt_gdb",
4447 .mode
= COMMAND_EXEC
,
4448 .jim_handler
= jim_target_halt_gdb
,
4449 .help
= "used internally for reset processing to halt GDB",
4453 .mode
= COMMAND_EXEC
,
4454 .jim_handler
= jim_target_poll
,
4455 .help
= "used internally for reset processing",
4458 .name
= "arp_reset",
4459 .mode
= COMMAND_EXEC
,
4460 .jim_handler
= jim_target_reset
,
4461 .help
= "used internally for reset processing",
4465 .mode
= COMMAND_EXEC
,
4466 .jim_handler
= jim_target_halt
,
4467 .help
= "used internally for reset processing",
4470 .name
= "arp_waitstate",
4471 .mode
= COMMAND_EXEC
,
4472 .jim_handler
= jim_target_wait_state
,
4473 .help
= "used internally for reset processing",
4476 .name
= "invoke-event",
4477 .mode
= COMMAND_EXEC
,
4478 .jim_handler
= jim_target_invoke_event
,
4479 .help
= "invoke handler for specified event",
4480 .usage
= "event_name",
4482 COMMAND_REGISTRATION_DONE
4485 static int target_create(Jim_GetOptInfo
*goi
)
4493 struct target
*target
;
4494 struct command_context
*cmd_ctx
;
4496 cmd_ctx
= Jim_GetAssocData(goi
->interp
, "context");
4497 if (goi
->argc
< 3) {
4498 Jim_WrongNumArgs(goi
->interp
, 1, goi
->argv
, "?name? ?type? ..options...");
4503 Jim_GetOpt_Obj(goi
, &new_cmd
);
4504 /* does this command exist? */
4505 cmd
= Jim_GetCommand(goi
->interp
, new_cmd
, JIM_ERRMSG
);
4507 cp
= Jim_GetString(new_cmd
, NULL
);
4508 Jim_SetResult_sprintf(goi
->interp
, "Command/target: %s Exists", cp
);
4513 e
= Jim_GetOpt_String(goi
, &cp2
, NULL
);
4515 /* now does target type exist */
4516 for (x
= 0 ; target_types
[x
] ; x
++) {
4517 if (0 == strcmp(cp
, target_types
[x
]->name
)) {
4522 if (target_types
[x
] == NULL
) {
4523 Jim_SetResult_sprintf(goi
->interp
, "Unknown target type %s, try one of ", cp
);
4524 for (x
= 0 ; target_types
[x
] ; x
++) {
4525 if (target_types
[x
+ 1]) {
4526 Jim_AppendStrings(goi
->interp
,
4527 Jim_GetResult(goi
->interp
),
4528 target_types
[x
]->name
,
4531 Jim_AppendStrings(goi
->interp
,
4532 Jim_GetResult(goi
->interp
),
4534 target_types
[x
]->name
,NULL
);
4541 target
= calloc(1,sizeof(struct target
));
4542 /* set target number */
4543 target
->target_number
= new_target_number();
4545 /* allocate memory for each unique target type */
4546 target
->type
= (struct target_type
*)calloc(1,sizeof(struct target_type
));
4548 memcpy(target
->type
, target_types
[x
], sizeof(struct target_type
));
4550 /* will be set by "-endian" */
4551 target
->endianness
= TARGET_ENDIAN_UNKNOWN
;
4553 target
->working_area
= 0x0;
4554 target
->working_area_size
= 0x0;
4555 target
->working_areas
= NULL
;
4556 target
->backup_working_area
= 0;
4558 target
->state
= TARGET_UNKNOWN
;
4559 target
->debug_reason
= DBG_REASON_UNDEFINED
;
4560 target
->reg_cache
= NULL
;
4561 target
->breakpoints
= NULL
;
4562 target
->watchpoints
= NULL
;
4563 target
->next
= NULL
;
4564 target
->arch_info
= NULL
;
4566 target
->display
= 1;
4568 target
->halt_issued
= false;
4570 /* initialize trace information */
4571 target
->trace_info
= malloc(sizeof(struct trace
));
4572 target
->trace_info
->num_trace_points
= 0;
4573 target
->trace_info
->trace_points_size
= 0;
4574 target
->trace_info
->trace_points
= NULL
;
4575 target
->trace_info
->trace_history_size
= 0;
4576 target
->trace_info
->trace_history
= NULL
;
4577 target
->trace_info
->trace_history_pos
= 0;
4578 target
->trace_info
->trace_history_overflowed
= 0;
4580 target
->dbgmsg
= NULL
;
4581 target
->dbg_msg_enabled
= 0;
4583 target
->endianness
= TARGET_ENDIAN_UNKNOWN
;
4585 /* Do the rest as "configure" options */
4586 goi
->isconfigure
= 1;
4587 e
= target_configure(goi
, target
);
4589 if (target
->tap
== NULL
)
4591 Jim_SetResultString(goi
->interp
, "-chain-position required when creating target", -1);
4601 if (target
->endianness
== TARGET_ENDIAN_UNKNOWN
) {
4602 /* default endian to little if not specified */
4603 target
->endianness
= TARGET_LITTLE_ENDIAN
;
4606 /* incase variant is not set */
4607 if (!target
->variant
)
4608 target
->variant
= strdup("");
4610 cp
= Jim_GetString(new_cmd
, NULL
);
4611 target
->cmd_name
= strdup(cp
);
4613 /* create the target specific commands */
4614 if (target
->type
->commands
) {
4615 e
= register_commands(cmd_ctx
, NULL
, target
->type
->commands
);
4617 LOG_ERROR("unable to register '%s' commands", cp
);
4619 if (target
->type
->target_create
) {
4620 (*(target
->type
->target_create
))(target
, goi
->interp
);
4623 /* append to end of list */
4625 struct target
**tpp
;
4626 tpp
= &(all_targets
);
4628 tpp
= &((*tpp
)->next
);
4633 /* now - create the new target name command */
4634 const const struct command_registration target_subcommands
[] = {
4636 .chain
= target_instance_command_handlers
,
4639 .chain
= target
->type
->commands
,
4641 COMMAND_REGISTRATION_DONE
4643 const const struct command_registration target_commands
[] = {
4646 .mode
= COMMAND_ANY
,
4647 .help
= "target command group",
4648 .chain
= target_subcommands
,
4650 COMMAND_REGISTRATION_DONE
4652 e
= register_commands(cmd_ctx
, NULL
, target_commands
);
4656 struct command
*c
= command_find_in_context(cmd_ctx
, cp
);
4658 command_set_handler_data(c
, target
);
4660 return (ERROR_OK
== e
) ? JIM_OK
: JIM_ERR
;
4663 static int jim_target_current(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4667 Jim_WrongNumArgs(interp
, 1, argv
, "Too many parameters");
4670 struct command_context
*cmd_ctx
= Jim_GetAssocData(interp
, "context");
4671 Jim_SetResultString(interp
, get_current_target(cmd_ctx
)->cmd_name
, -1);
4675 static int jim_target_types(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4679 Jim_WrongNumArgs(interp
, 1, argv
, "Too many parameters");
4682 Jim_SetResult(interp
, Jim_NewListObj(interp
, NULL
, 0));
4683 for (unsigned x
= 0; NULL
!= target_types
[x
]; x
++)
4685 Jim_ListAppendElement(interp
, Jim_GetResult(interp
),
4686 Jim_NewStringObj(interp
, target_types
[x
]->name
, -1));
4691 static int jim_target_names(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4695 Jim_WrongNumArgs(interp
, 1, argv
, "Too many parameters");
4698 Jim_SetResult(interp
, Jim_NewListObj(interp
, NULL
, 0));
4699 struct target
*target
= all_targets
;
4702 Jim_ListAppendElement(interp
, Jim_GetResult(interp
),
4703 Jim_NewStringObj(interp
, target_name(target
), -1));
4704 target
= target
->next
;
4709 static int jim_target_create(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4712 Jim_GetOpt_Setup(&goi
, interp
, argc
- 1, argv
+ 1);
4715 Jim_WrongNumArgs(goi
.interp
, goi
.argc
, goi
.argv
,
4716 "<name> <target_type> [<target_options> ...]");
4719 return target_create(&goi
);
4722 static int jim_target_number(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4725 Jim_GetOpt_Setup(&goi
, interp
, argc
- 1, argv
+ 1);
4727 /* It's OK to remove this mechanism sometime after August 2010 or so */
4728 LOG_WARNING("don't use numbers as target identifiers; use names");
4731 Jim_SetResult_sprintf(goi
.interp
, "usage: target number <number>");
4735 int e
= Jim_GetOpt_Wide(&goi
, &w
);
4739 struct target
*target
;
4740 for (target
= all_targets
; NULL
!= target
; target
= target
->next
)
4742 if (target
->target_number
!= w
)
4745 Jim_SetResultString(goi
.interp
, target_name(target
), -1);
4748 Jim_SetResult_sprintf(goi
.interp
,
4749 "Target: number %d does not exist", (int)(w
));
4753 static int jim_target_count(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4757 Jim_WrongNumArgs(interp
, 1, argv
, "<no parameters>");
4761 struct target
*target
= all_targets
;
4762 while (NULL
!= target
)
4764 target
= target
->next
;
4767 Jim_SetResult(interp
, Jim_NewIntObj(interp
, count
));
4771 static const struct command_registration target_subcommand_handlers
[] = {
4774 .mode
= COMMAND_CONFIG
,
4775 .handler
= handle_target_init_command
,
4776 .help
= "initialize targets",
4780 /* REVISIT this should be COMMAND_CONFIG ... */
4781 .mode
= COMMAND_ANY
,
4782 .jim_handler
= jim_target_create
,
4783 .usage
= "name type '-chain-position' name [options ...]",
4784 .help
= "Creates and selects a new target",
4788 .mode
= COMMAND_ANY
,
4789 .jim_handler
= jim_target_current
,
4790 .help
= "Returns the currently selected target",
4794 .mode
= COMMAND_ANY
,
4795 .jim_handler
= jim_target_types
,
4796 .help
= "Returns the available target types as "
4797 "a list of strings",
4801 .mode
= COMMAND_ANY
,
4802 .jim_handler
= jim_target_names
,
4803 .help
= "Returns the names of all targets as a list of strings",
4807 .mode
= COMMAND_ANY
,
4808 .jim_handler
= jim_target_number
,
4810 .help
= "Returns the name of the numbered target "
4815 .mode
= COMMAND_ANY
,
4816 .jim_handler
= jim_target_count
,
4817 .help
= "Returns the number of targets as an integer "
4820 COMMAND_REGISTRATION_DONE
4831 static int fastload_num
;
4832 static struct FastLoad
*fastload
;
4834 static void free_fastload(void)
4836 if (fastload
!= NULL
)
4839 for (i
= 0; i
< fastload_num
; i
++)
4841 if (fastload
[i
].data
)
4842 free(fastload
[i
].data
);
4852 COMMAND_HANDLER(handle_fast_load_image_command
)
4856 uint32_t image_size
;
4857 uint32_t min_address
= 0;
4858 uint32_t max_address
= 0xffffffff;
4863 int retval
= CALL_COMMAND_HANDLER(parse_load_image_command_CMD_ARGV
,
4864 &image
, &min_address
, &max_address
);
4865 if (ERROR_OK
!= retval
)
4868 struct duration bench
;
4869 duration_start(&bench
);
4871 if (image_open(&image
, CMD_ARGV
[0], (CMD_ARGC
>= 3) ? CMD_ARGV
[2] : NULL
) != ERROR_OK
)
4878 fastload_num
= image
.num_sections
;
4879 fastload
= (struct FastLoad
*)malloc(sizeof(struct FastLoad
)*image
.num_sections
);
4880 if (fastload
== NULL
)
4882 image_close(&image
);
4885 memset(fastload
, 0, sizeof(struct FastLoad
)*image
.num_sections
);
4886 for (i
= 0; i
< image
.num_sections
; i
++)
4888 buffer
= malloc(image
.sections
[i
].size
);
4891 command_print(CMD_CTX
, "error allocating buffer for section (%d bytes)",
4892 (int)(image
.sections
[i
].size
));
4896 if ((retval
= image_read_section(&image
, i
, 0x0, image
.sections
[i
].size
, buffer
, &buf_cnt
)) != ERROR_OK
)
4902 uint32_t offset
= 0;
4903 uint32_t length
= buf_cnt
;
4906 /* DANGER!!! beware of unsigned comparision here!!! */
4908 if ((image
.sections
[i
].base_address
+ buf_cnt
>= min_address
)&&
4909 (image
.sections
[i
].base_address
< max_address
))
4911 if (image
.sections
[i
].base_address
< min_address
)
4913 /* clip addresses below */
4914 offset
+= min_address
-image
.sections
[i
].base_address
;
4918 if (image
.sections
[i
].base_address
+ buf_cnt
> max_address
)
4920 length
-= (image
.sections
[i
].base_address
+ buf_cnt
)-max_address
;
4923 fastload
[i
].address
= image
.sections
[i
].base_address
+ offset
;
4924 fastload
[i
].data
= malloc(length
);
4925 if (fastload
[i
].data
== NULL
)
4930 memcpy(fastload
[i
].data
, buffer
+ offset
, length
);
4931 fastload
[i
].length
= length
;
4933 image_size
+= length
;
4934 command_print(CMD_CTX
, "%u bytes written at address 0x%8.8x",
4935 (unsigned int)length
,
4936 ((unsigned int)(image
.sections
[i
].base_address
+ offset
)));
4942 if ((ERROR_OK
== retval
) && (duration_measure(&bench
) == ERROR_OK
))
4944 command_print(CMD_CTX
, "Loaded %" PRIu32
" bytes "
4945 "in %fs (%0.3f kb/s)", image_size
,
4946 duration_elapsed(&bench
), duration_kbps(&bench
, image_size
));
4948 command_print(CMD_CTX
,
4949 "WARNING: image has not been loaded to target!"
4950 "You can issue a 'fast_load' to finish loading.");
4953 image_close(&image
);
4955 if (retval
!= ERROR_OK
)
4963 COMMAND_HANDLER(handle_fast_load_command
)
4966 return ERROR_COMMAND_SYNTAX_ERROR
;
4967 if (fastload
== NULL
)
4969 LOG_ERROR("No image in memory");
4973 int ms
= timeval_ms();
4975 int retval
= ERROR_OK
;
4976 for (i
= 0; i
< fastload_num
;i
++)
4978 struct target
*target
= get_current_target(CMD_CTX
);
4979 command_print(CMD_CTX
, "Write to 0x%08x, length 0x%08x",
4980 (unsigned int)(fastload
[i
].address
),
4981 (unsigned int)(fastload
[i
].length
));
4982 if (retval
== ERROR_OK
)
4984 retval
= target_write_buffer(target
, fastload
[i
].address
, fastload
[i
].length
, fastload
[i
].data
);
4986 size
+= fastload
[i
].length
;
4988 int after
= timeval_ms();
4989 command_print(CMD_CTX
, "Loaded image %f kBytes/s", (float)(size
/1024.0)/((float)(after
-ms
)/1000.0));
4993 static const struct command_registration target_command_handlers
[] = {
4996 .handler
= handle_targets_command
,
4997 .mode
= COMMAND_ANY
,
4998 .help
= "change current default target (one parameter) "
4999 "or prints table of all targets (no parameters)",
5000 .usage
= "[target]",
5004 .mode
= COMMAND_CONFIG
,
5005 .help
= "configure target",
5007 .chain
= target_subcommand_handlers
,
5009 COMMAND_REGISTRATION_DONE
5012 int target_register_commands(struct command_context
*cmd_ctx
)
5014 return register_commands(cmd_ctx
, NULL
, target_command_handlers
);
5017 static bool target_reset_nag
= true;
5019 bool get_target_reset_nag(void)
5021 return target_reset_nag
;
5024 COMMAND_HANDLER(handle_target_reset_nag
)
5026 return CALL_COMMAND_HANDLER(handle_command_parse_bool
,
5027 &target_reset_nag
, "Nag after each reset about options to improve "
5031 static const struct command_registration target_exec_command_handlers
[] = {
5033 .name
= "fast_load_image",
5034 .handler
= handle_fast_load_image_command
,
5035 .mode
= COMMAND_ANY
,
5036 .help
= "Load image into server memory for later use by "
5037 "fast_load; primarily for profiling",
5038 .usage
= "filename address ['bin'|'ihex'|'elf'|'s19'] "
5039 "[min_address [max_length]]",
5042 .name
= "fast_load",
5043 .handler
= handle_fast_load_command
,
5044 .mode
= COMMAND_EXEC
,
5045 .help
= "loads active fast load image to current target "
5046 "- mainly for profiling purposes",
5050 .handler
= handle_profile_command
,
5051 .mode
= COMMAND_EXEC
,
5052 .help
= "profiling samples the CPU PC",
5054 /** @todo don't register virt2phys() unless target supports it */
5056 .name
= "virt2phys",
5057 .handler
= handle_virt2phys_command
,
5058 .mode
= COMMAND_ANY
,
5059 .help
= "translate a virtual address into a physical address",
5060 .usage
= "virtual_address",
5064 .handler
= handle_reg_command
,
5065 .mode
= COMMAND_EXEC
,
5066 .help
= "display or set a register; with no arguments, "
5067 "displays all registers and their values",
5068 .usage
= "[(register_name|register_number) [value]]",
5072 .handler
= handle_poll_command
,
5073 .mode
= COMMAND_EXEC
,
5074 .help
= "poll target state; or reconfigure background polling",
5075 .usage
= "['on'|'off']",
5078 .name
= "wait_halt",
5079 .handler
= handle_wait_halt_command
,
5080 .mode
= COMMAND_EXEC
,
5081 .help
= "wait up to the specified number of milliseconds "
5082 "(default 5) for a previously requested halt",
5083 .usage
= "[milliseconds]",
5087 .handler
= handle_halt_command
,
5088 .mode
= COMMAND_EXEC
,
5089 .help
= "request target to halt, then wait up to the specified"
5090 "number of milliseconds (default 5) for it to complete",
5091 .usage
= "[milliseconds]",
5095 .handler
= handle_resume_command
,
5096 .mode
= COMMAND_EXEC
,
5097 .help
= "resume target execution from current PC or address",
5098 .usage
= "[address]",
5102 .handler
= handle_reset_command
,
5103 .mode
= COMMAND_EXEC
,
5104 .usage
= "[run|halt|init]",
5105 .help
= "Reset all targets into the specified mode."
5106 "Default reset mode is run, if not given.",
5109 .name
= "soft_reset_halt",
5110 .handler
= handle_soft_reset_halt_command
,
5111 .mode
= COMMAND_EXEC
,
5112 .help
= "halt the target and do a soft reset",
5116 .handler
= handle_step_command
,
5117 .mode
= COMMAND_EXEC
,
5118 .help
= "step one instruction from current PC or address",
5119 .usage
= "[address]",
5123 .handler
= handle_md_command
,
5124 .mode
= COMMAND_EXEC
,
5125 .help
= "display memory words",
5126 .usage
= "['phys'] address [count]",
5130 .handler
= handle_md_command
,
5131 .mode
= COMMAND_EXEC
,
5132 .help
= "display memory half-words",
5133 .usage
= "['phys'] address [count]",
5137 .handler
= handle_md_command
,
5138 .mode
= COMMAND_EXEC
,
5139 .help
= "display memory bytes",
5140 .usage
= "['phys'] address [count]",
5144 .handler
= handle_mw_command
,
5145 .mode
= COMMAND_EXEC
,
5146 .help
= "write memory word",
5147 .usage
= "['phys'] address value [count]",
5151 .handler
= handle_mw_command
,
5152 .mode
= COMMAND_EXEC
,
5153 .help
= "write memory half-word",
5154 .usage
= "['phys'] address value [count]",
5158 .handler
= handle_mw_command
,
5159 .mode
= COMMAND_EXEC
,
5160 .help
= "write memory byte",
5161 .usage
= "['phys'] address value [count]",
5165 .handler
= handle_bp_command
,
5166 .mode
= COMMAND_EXEC
,
5167 .help
= "list or set hardware or software breakpoint",
5168 .usage
= "[address length ['hw']]",
5172 .handler
= handle_rbp_command
,
5173 .mode
= COMMAND_EXEC
,
5174 .help
= "remove breakpoint",
5179 .handler
= handle_wp_command
,
5180 .mode
= COMMAND_EXEC
,
5181 .help
= "list (no params) or create watchpoints",
5182 .usage
= "[address length [('r'|'w'|'a') value [mask]]]",
5186 .handler
= handle_rwp_command
,
5187 .mode
= COMMAND_EXEC
,
5188 .help
= "remove watchpoint",
5192 .name
= "load_image",
5193 .handler
= handle_load_image_command
,
5194 .mode
= COMMAND_EXEC
,
5195 .usage
= "filename address ['bin'|'ihex'|'elf'|'s19'] "
5196 "[min_address] [max_length]",
5199 .name
= "dump_image",
5200 .handler
= handle_dump_image_command
,
5201 .mode
= COMMAND_EXEC
,
5202 .usage
= "filename address size",
5205 .name
= "verify_image",
5206 .handler
= handle_verify_image_command
,
5207 .mode
= COMMAND_EXEC
,
5208 .usage
= "filename [offset [type]]",
5211 .name
= "test_image",
5212 .handler
= handle_test_image_command
,
5213 .mode
= COMMAND_EXEC
,
5214 .usage
= "filename [offset [type]]",
5217 .name
= "ocd_mem2array",
5218 .mode
= COMMAND_EXEC
,
5219 .jim_handler
= jim_mem2array
,
5220 .help
= "read 8/16/32 bit memory and return as a TCL array "
5221 "for script processing",
5222 .usage
= "arrayname bitwidth address count",
5225 .name
= "ocd_array2mem",
5226 .mode
= COMMAND_EXEC
,
5227 .jim_handler
= jim_array2mem
,
5228 .help
= "convert a TCL array to memory locations "
5229 "and write the 8/16/32 bit values",
5230 .usage
= "arrayname bitwidth address count",
5233 .name
= "reset_nag",
5234 .handler
= handle_target_reset_nag
,
5235 .mode
= COMMAND_ANY
,
5236 .help
= "Nag after each reset about options that could have been "
5237 "enabled to improve performance. ",
5238 .usage
= "['enable'|'disable']",
5240 COMMAND_REGISTRATION_DONE
5242 int target_register_user_commands(struct command_context
*cmd_ctx
)
5244 int retval
= ERROR_OK
;
5245 if ((retval
= target_request_register_commands(cmd_ctx
)) != ERROR_OK
)
5248 if ((retval
= trace_register_commands(cmd_ctx
)) != ERROR_OK
)
5252 return register_commands(cmd_ctx
, NULL
, target_exec_command_handlers
);