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 * Copyright (C) 2011 by Broadcom Corporation *
18 * Evan Hunter - ehunter@broadcom.com *
20 * Copyright (C) ST-Ericsson SA 2011 *
21 * michel.jaouen@stericsson.com : smp minimum support *
23 * Copyright (C) 2011 Andreas Fritiofson *
24 * andreas.fritiofson@gmail.com *
26 * This program is free software; you can redistribute it and/or modify *
27 * it under the terms of the GNU General Public License as published by *
28 * the Free Software Foundation; either version 2 of the License, or *
29 * (at your option) any later version. *
31 * This program is distributed in the hope that it will be useful, *
32 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
33 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
34 * GNU General Public License for more details. *
36 * You should have received a copy of the GNU General Public License *
37 * along with this program; if not, write to the *
38 * Free Software Foundation, Inc., *
39 * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
40 ***************************************************************************/
46 #include <helper/time_support.h>
47 #include <jtag/jtag.h>
48 #include <flash/nor/core.h>
51 #include "target_type.h"
52 #include "target_request.h"
53 #include "breakpoints.h"
57 #include "rtos/rtos.h"
59 static int target_read_buffer_default(struct target
*target
, uint32_t address
,
60 uint32_t size
, uint8_t *buffer
);
61 static int target_write_buffer_default(struct target
*target
, uint32_t address
,
62 uint32_t size
, const uint8_t *buffer
);
63 static int target_array2mem(Jim_Interp
*interp
, struct target
*target
,
64 int argc
, Jim_Obj
* const *argv
);
65 static int target_mem2array(Jim_Interp
*interp
, struct target
*target
,
66 int argc
, Jim_Obj
* const *argv
);
67 static int target_register_user_commands(struct command_context
*cmd_ctx
);
70 extern struct target_type arm7tdmi_target
;
71 extern struct target_type arm720t_target
;
72 extern struct target_type arm9tdmi_target
;
73 extern struct target_type arm920t_target
;
74 extern struct target_type arm966e_target
;
75 extern struct target_type arm946e_target
;
76 extern struct target_type arm926ejs_target
;
77 extern struct target_type fa526_target
;
78 extern struct target_type feroceon_target
;
79 extern struct target_type dragonite_target
;
80 extern struct target_type xscale_target
;
81 extern struct target_type cortexm3_target
;
82 extern struct target_type cortexa8_target
;
83 extern struct target_type arm11_target
;
84 extern struct target_type mips_m4k_target
;
85 extern struct target_type avr_target
;
86 extern struct target_type dsp563xx_target
;
87 extern struct target_type dsp5680xx_target
;
88 extern struct target_type testee_target
;
89 extern struct target_type avr32_ap7k_target
;
90 extern struct target_type stm32_stlink_target
;
92 static struct target_type
*target_types
[] = {
113 &stm32_stlink_target
,
117 struct target
*all_targets
;
118 static struct target_event_callback
*target_event_callbacks
;
119 static struct target_timer_callback
*target_timer_callbacks
;
120 static const int polling_interval
= 100;
122 static const Jim_Nvp nvp_assert
[] = {
123 { .name
= "assert", NVP_ASSERT
},
124 { .name
= "deassert", NVP_DEASSERT
},
125 { .name
= "T", NVP_ASSERT
},
126 { .name
= "F", NVP_DEASSERT
},
127 { .name
= "t", NVP_ASSERT
},
128 { .name
= "f", NVP_DEASSERT
},
129 { .name
= NULL
, .value
= -1 }
132 static const Jim_Nvp nvp_error_target
[] = {
133 { .value
= ERROR_TARGET_INVALID
, .name
= "err-invalid" },
134 { .value
= ERROR_TARGET_INIT_FAILED
, .name
= "err-init-failed" },
135 { .value
= ERROR_TARGET_TIMEOUT
, .name
= "err-timeout" },
136 { .value
= ERROR_TARGET_NOT_HALTED
, .name
= "err-not-halted" },
137 { .value
= ERROR_TARGET_FAILURE
, .name
= "err-failure" },
138 { .value
= ERROR_TARGET_UNALIGNED_ACCESS
, .name
= "err-unaligned-access" },
139 { .value
= ERROR_TARGET_DATA_ABORT
, .name
= "err-data-abort" },
140 { .value
= ERROR_TARGET_RESOURCE_NOT_AVAILABLE
, .name
= "err-resource-not-available" },
141 { .value
= ERROR_TARGET_TRANSLATION_FAULT
, .name
= "err-translation-fault" },
142 { .value
= ERROR_TARGET_NOT_RUNNING
, .name
= "err-not-running" },
143 { .value
= ERROR_TARGET_NOT_EXAMINED
, .name
= "err-not-examined" },
144 { .value
= -1, .name
= NULL
}
147 static const char *target_strerror_safe(int err
)
151 n
= Jim_Nvp_value2name_simple(nvp_error_target
, err
);
158 static const Jim_Nvp nvp_target_event
[] = {
160 { .value
= TARGET_EVENT_GDB_HALT
, .name
= "gdb-halt" },
161 { .value
= TARGET_EVENT_HALTED
, .name
= "halted" },
162 { .value
= TARGET_EVENT_RESUMED
, .name
= "resumed" },
163 { .value
= TARGET_EVENT_RESUME_START
, .name
= "resume-start" },
164 { .value
= TARGET_EVENT_RESUME_END
, .name
= "resume-end" },
166 { .name
= "gdb-start", .value
= TARGET_EVENT_GDB_START
},
167 { .name
= "gdb-end", .value
= TARGET_EVENT_GDB_END
},
169 { .value
= TARGET_EVENT_RESET_START
, .name
= "reset-start" },
170 { .value
= TARGET_EVENT_RESET_ASSERT_PRE
, .name
= "reset-assert-pre" },
171 { .value
= TARGET_EVENT_RESET_ASSERT
, .name
= "reset-assert" },
172 { .value
= TARGET_EVENT_RESET_ASSERT_POST
, .name
= "reset-assert-post" },
173 { .value
= TARGET_EVENT_RESET_DEASSERT_PRE
, .name
= "reset-deassert-pre" },
174 { .value
= TARGET_EVENT_RESET_DEASSERT_POST
, .name
= "reset-deassert-post" },
175 { .value
= TARGET_EVENT_RESET_HALT_PRE
, .name
= "reset-halt-pre" },
176 { .value
= TARGET_EVENT_RESET_HALT_POST
, .name
= "reset-halt-post" },
177 { .value
= TARGET_EVENT_RESET_WAIT_PRE
, .name
= "reset-wait-pre" },
178 { .value
= TARGET_EVENT_RESET_WAIT_POST
, .name
= "reset-wait-post" },
179 { .value
= TARGET_EVENT_RESET_INIT
, .name
= "reset-init" },
180 { .value
= TARGET_EVENT_RESET_END
, .name
= "reset-end" },
182 { .value
= TARGET_EVENT_EXAMINE_START
, .name
= "examine-start" },
183 { .value
= TARGET_EVENT_EXAMINE_END
, .name
= "examine-end" },
185 { .value
= TARGET_EVENT_DEBUG_HALTED
, .name
= "debug-halted" },
186 { .value
= TARGET_EVENT_DEBUG_RESUMED
, .name
= "debug-resumed" },
188 { .value
= TARGET_EVENT_GDB_ATTACH
, .name
= "gdb-attach" },
189 { .value
= TARGET_EVENT_GDB_DETACH
, .name
= "gdb-detach" },
191 { .value
= TARGET_EVENT_GDB_FLASH_WRITE_START
, .name
= "gdb-flash-write-start" },
192 { .value
= TARGET_EVENT_GDB_FLASH_WRITE_END
, .name
= "gdb-flash-write-end" },
194 { .value
= TARGET_EVENT_GDB_FLASH_ERASE_START
, .name
= "gdb-flash-erase-start" },
195 { .value
= TARGET_EVENT_GDB_FLASH_ERASE_END
, .name
= "gdb-flash-erase-end" },
197 { .name
= NULL
, .value
= -1 }
200 static const Jim_Nvp nvp_target_state
[] = {
201 { .name
= "unknown", .value
= TARGET_UNKNOWN
},
202 { .name
= "running", .value
= TARGET_RUNNING
},
203 { .name
= "halted", .value
= TARGET_HALTED
},
204 { .name
= "reset", .value
= TARGET_RESET
},
205 { .name
= "debug-running", .value
= TARGET_DEBUG_RUNNING
},
206 { .name
= NULL
, .value
= -1 },
209 static const Jim_Nvp nvp_target_debug_reason
[] = {
210 { .name
= "debug-request" , .value
= DBG_REASON_DBGRQ
},
211 { .name
= "breakpoint" , .value
= DBG_REASON_BREAKPOINT
},
212 { .name
= "watchpoint" , .value
= DBG_REASON_WATCHPOINT
},
213 { .name
= "watchpoint-and-breakpoint", .value
= DBG_REASON_WPTANDBKPT
},
214 { .name
= "single-step" , .value
= DBG_REASON_SINGLESTEP
},
215 { .name
= "target-not-halted" , .value
= DBG_REASON_NOTHALTED
},
216 { .name
= "undefined" , .value
= DBG_REASON_UNDEFINED
},
217 { .name
= NULL
, .value
= -1 },
220 static const Jim_Nvp nvp_target_endian
[] = {
221 { .name
= "big", .value
= TARGET_BIG_ENDIAN
},
222 { .name
= "little", .value
= TARGET_LITTLE_ENDIAN
},
223 { .name
= "be", .value
= TARGET_BIG_ENDIAN
},
224 { .name
= "le", .value
= TARGET_LITTLE_ENDIAN
},
225 { .name
= NULL
, .value
= -1 },
228 static const Jim_Nvp nvp_reset_modes
[] = {
229 { .name
= "unknown", .value
= RESET_UNKNOWN
},
230 { .name
= "run" , .value
= RESET_RUN
},
231 { .name
= "halt" , .value
= RESET_HALT
},
232 { .name
= "init" , .value
= RESET_INIT
},
233 { .name
= NULL
, .value
= -1 },
236 const char *debug_reason_name(struct target
*t
)
240 cp
= Jim_Nvp_value2name_simple(nvp_target_debug_reason
,
241 t
->debug_reason
)->name
;
243 LOG_ERROR("Invalid debug reason: %d", (int)(t
->debug_reason
));
244 cp
= "(*BUG*unknown*BUG*)";
249 const char *target_state_name(struct target
*t
)
252 cp
= Jim_Nvp_value2name_simple(nvp_target_state
, t
->state
)->name
;
254 LOG_ERROR("Invalid target state: %d", (int)(t
->state
));
255 cp
= "(*BUG*unknown*BUG*)";
260 /* determine the number of the new target */
261 static int new_target_number(void)
266 /* number is 0 based */
270 if (x
< t
->target_number
)
271 x
= t
->target_number
;
277 /* read a uint32_t from a buffer in target memory endianness */
278 uint32_t target_buffer_get_u32(struct target
*target
, const uint8_t *buffer
)
280 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
281 return le_to_h_u32(buffer
);
283 return be_to_h_u32(buffer
);
286 /* read a uint24_t from a buffer in target memory endianness */
287 uint32_t target_buffer_get_u24(struct target
*target
, const uint8_t *buffer
)
289 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
290 return le_to_h_u24(buffer
);
292 return be_to_h_u24(buffer
);
295 /* read a uint16_t from a buffer in target memory endianness */
296 uint16_t target_buffer_get_u16(struct target
*target
, const uint8_t *buffer
)
298 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
299 return le_to_h_u16(buffer
);
301 return be_to_h_u16(buffer
);
304 /* read a uint8_t from a buffer in target memory endianness */
305 static uint8_t target_buffer_get_u8(struct target
*target
, const uint8_t *buffer
)
307 return *buffer
& 0x0ff;
310 /* write a uint32_t to a buffer in target memory endianness */
311 void target_buffer_set_u32(struct target
*target
, uint8_t *buffer
, uint32_t value
)
313 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
314 h_u32_to_le(buffer
, value
);
316 h_u32_to_be(buffer
, value
);
319 /* write a uint24_t to a buffer in target memory endianness */
320 void target_buffer_set_u24(struct target
*target
, uint8_t *buffer
, uint32_t value
)
322 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
323 h_u24_to_le(buffer
, value
);
325 h_u24_to_be(buffer
, value
);
328 /* write a uint16_t to a buffer in target memory endianness */
329 void target_buffer_set_u16(struct target
*target
, uint8_t *buffer
, uint16_t value
)
331 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
332 h_u16_to_le(buffer
, value
);
334 h_u16_to_be(buffer
, value
);
337 /* write a uint8_t to a buffer in target memory endianness */
338 static void target_buffer_set_u8(struct target
*target
, uint8_t *buffer
, uint8_t value
)
343 /* write a uint32_t array to a buffer in target memory endianness */
344 void target_buffer_get_u32_array(struct target
*target
, const uint8_t *buffer
, uint32_t count
, uint32_t *dstbuf
)
347 for (i
= 0; i
< count
; i
++)
348 dstbuf
[i
] = target_buffer_get_u32(target
, &buffer
[i
* 4]);
351 /* write a uint16_t array to a buffer in target memory endianness */
352 void target_buffer_get_u16_array(struct target
*target
, const uint8_t *buffer
, uint32_t count
, uint16_t *dstbuf
)
355 for (i
= 0; i
< count
; i
++)
356 dstbuf
[i
] = target_buffer_get_u16(target
, &buffer
[i
* 2]);
359 /* write a uint32_t array to a buffer in target memory endianness */
360 void target_buffer_set_u32_array(struct target
*target
, uint8_t *buffer
, uint32_t count
, uint32_t *srcbuf
)
363 for (i
= 0; i
< count
; i
++)
364 target_buffer_set_u32(target
, &buffer
[i
* 4], srcbuf
[i
]);
367 /* write a uint16_t array to a buffer in target memory endianness */
368 void target_buffer_set_u16_array(struct target
*target
, uint8_t *buffer
, uint32_t count
, uint16_t *srcbuf
)
371 for (i
= 0; i
< count
; i
++)
372 target_buffer_set_u16(target
, &buffer
[i
* 2], srcbuf
[i
]);
375 /* return a pointer to a configured target; id is name or number */
376 struct target
*get_target(const char *id
)
378 struct target
*target
;
380 /* try as tcltarget name */
381 for (target
= all_targets
; target
; target
= target
->next
) {
382 if (target
->cmd_name
== NULL
)
384 if (strcmp(id
, target
->cmd_name
) == 0)
388 /* It's OK to remove this fallback sometime after August 2010 or so */
390 /* no match, try as number */
392 if (parse_uint(id
, &num
) != ERROR_OK
)
395 for (target
= all_targets
; target
; target
= target
->next
) {
396 if (target
->target_number
== (int)num
) {
397 LOG_WARNING("use '%s' as target identifier, not '%u'",
398 target
->cmd_name
, num
);
406 /* returns a pointer to the n-th configured target */
407 static struct target
*get_target_by_num(int num
)
409 struct target
*target
= all_targets
;
412 if (target
->target_number
== num
)
414 target
= target
->next
;
420 struct target
*get_current_target(struct command_context
*cmd_ctx
)
422 struct target
*target
= get_target_by_num(cmd_ctx
->current_target
);
424 if (target
== NULL
) {
425 LOG_ERROR("BUG: current_target out of bounds");
432 int target_poll(struct target
*target
)
436 /* We can't poll until after examine */
437 if (!target_was_examined(target
)) {
438 /* Fail silently lest we pollute the log */
442 retval
= target
->type
->poll(target
);
443 if (retval
!= ERROR_OK
)
446 if (target
->halt_issued
) {
447 if (target
->state
== TARGET_HALTED
)
448 target
->halt_issued
= false;
450 long long t
= timeval_ms() - target
->halt_issued_time
;
452 target
->halt_issued
= false;
453 LOG_INFO("Halt timed out, wake up GDB.");
454 target_call_event_callbacks(target
, TARGET_EVENT_GDB_HALT
);
462 int target_halt(struct target
*target
)
465 /* We can't poll until after examine */
466 if (!target_was_examined(target
)) {
467 LOG_ERROR("Target not examined yet");
471 retval
= target
->type
->halt(target
);
472 if (retval
!= ERROR_OK
)
475 target
->halt_issued
= true;
476 target
->halt_issued_time
= timeval_ms();
482 * Make the target (re)start executing using its saved execution
483 * context (possibly with some modifications).
485 * @param target Which target should start executing.
486 * @param current True to use the target's saved program counter instead
487 * of the address parameter
488 * @param address Optionally used as the program counter.
489 * @param handle_breakpoints True iff breakpoints at the resumption PC
490 * should be skipped. (For example, maybe execution was stopped by
491 * such a breakpoint, in which case it would be counterprodutive to
493 * @param debug_execution False if all working areas allocated by OpenOCD
494 * should be released and/or restored to their original contents.
495 * (This would for example be true to run some downloaded "helper"
496 * algorithm code, which resides in one such working buffer and uses
497 * another for data storage.)
499 * @todo Resolve the ambiguity about what the "debug_execution" flag
500 * signifies. For example, Target implementations don't agree on how
501 * it relates to invalidation of the register cache, or to whether
502 * breakpoints and watchpoints should be enabled. (It would seem wrong
503 * to enable breakpoints when running downloaded "helper" algorithms
504 * (debug_execution true), since the breakpoints would be set to match
505 * target firmware being debugged, not the helper algorithm.... and
506 * enabling them could cause such helpers to malfunction (for example,
507 * by overwriting data with a breakpoint instruction. On the other
508 * hand the infrastructure for running such helpers might use this
509 * procedure but rely on hardware breakpoint to detect termination.)
511 int target_resume(struct target
*target
, int current
, uint32_t address
, int handle_breakpoints
, int debug_execution
)
515 /* We can't poll until after examine */
516 if (!target_was_examined(target
)) {
517 LOG_ERROR("Target not examined yet");
521 /* note that resume *must* be asynchronous. The CPU can halt before
522 * we poll. The CPU can even halt at the current PC as a result of
523 * a software breakpoint being inserted by (a bug?) the application.
525 retval
= target
->type
->resume(target
, current
, address
, handle_breakpoints
, debug_execution
);
526 if (retval
!= ERROR_OK
)
532 static int target_process_reset(struct command_context
*cmd_ctx
, enum target_reset_mode reset_mode
)
537 n
= Jim_Nvp_value2name_simple(nvp_reset_modes
, reset_mode
);
538 if (n
->name
== NULL
) {
539 LOG_ERROR("invalid reset mode");
543 /* disable polling during reset to make reset event scripts
544 * more predictable, i.e. dr/irscan & pathmove in events will
545 * not have JTAG operations injected into the middle of a sequence.
547 bool save_poll
= jtag_poll_get_enabled();
549 jtag_poll_set_enabled(false);
551 sprintf(buf
, "ocd_process_reset %s", n
->name
);
552 retval
= Jim_Eval(cmd_ctx
->interp
, buf
);
554 jtag_poll_set_enabled(save_poll
);
556 if (retval
!= JIM_OK
) {
557 Jim_MakeErrorMessage(cmd_ctx
->interp
);
558 command_print(NULL
, "%s\n", Jim_GetString(Jim_GetResult(cmd_ctx
->interp
), NULL
));
562 /* We want any events to be processed before the prompt */
563 retval
= target_call_timer_callbacks_now();
565 struct target
*target
;
566 for (target
= all_targets
; target
; target
= target
->next
)
567 target
->type
->check_reset(target
);
572 static int identity_virt2phys(struct target
*target
,
573 uint32_t virtual, uint32_t *physical
)
579 static int no_mmu(struct target
*target
, int *enabled
)
585 static int default_examine(struct target
*target
)
587 target_set_examined(target
);
591 /* no check by default */
592 static int default_check_reset(struct target
*target
)
597 int target_examine_one(struct target
*target
)
599 return target
->type
->examine(target
);
602 static int jtag_enable_callback(enum jtag_event event
, void *priv
)
604 struct target
*target
= priv
;
606 if (event
!= JTAG_TAP_EVENT_ENABLE
|| !target
->tap
->enabled
)
609 jtag_unregister_event_callback(jtag_enable_callback
, target
);
610 return target_examine_one(target
);
614 /* Targets that correctly implement init + examine, i.e.
615 * no communication with target during init:
619 int target_examine(void)
621 int retval
= ERROR_OK
;
622 struct target
*target
;
624 for (target
= all_targets
; target
; target
= target
->next
) {
625 /* defer examination, but don't skip it */
626 if (!target
->tap
->enabled
) {
627 jtag_register_event_callback(jtag_enable_callback
,
631 retval
= target_examine_one(target
);
632 if (retval
!= ERROR_OK
)
637 const char *target_type_name(struct target
*target
)
639 return target
->type
->name
;
642 static int target_write_memory_imp(struct target
*target
, uint32_t address
,
643 uint32_t size
, uint32_t count
, const uint8_t *buffer
)
645 if (!target_was_examined(target
)) {
646 LOG_ERROR("Target not examined yet");
649 return target
->type
->write_memory_imp(target
, address
, size
, count
, buffer
);
652 static int target_read_memory_imp(struct target
*target
, uint32_t address
,
653 uint32_t size
, uint32_t count
, uint8_t *buffer
)
655 if (!target_was_examined(target
)) {
656 LOG_ERROR("Target not examined yet");
659 return target
->type
->read_memory_imp(target
, address
, size
, count
, buffer
);
662 static int target_soft_reset_halt_imp(struct target
*target
)
664 if (!target_was_examined(target
)) {
665 LOG_ERROR("Target not examined yet");
668 if (!target
->type
->soft_reset_halt_imp
) {
669 LOG_ERROR("Target %s does not support soft_reset_halt",
670 target_name(target
));
673 return target
->type
->soft_reset_halt_imp(target
);
677 * Downloads a target-specific native code algorithm to the target,
678 * and executes it. * Note that some targets may need to set up, enable,
679 * and tear down a breakpoint (hard or * soft) to detect algorithm
680 * termination, while others may support lower overhead schemes where
681 * soft breakpoints embedded in the algorithm automatically terminate the
684 * @param target used to run the algorithm
685 * @param arch_info target-specific description of the algorithm.
687 int target_run_algorithm(struct target
*target
,
688 int num_mem_params
, struct mem_param
*mem_params
,
689 int num_reg_params
, struct reg_param
*reg_param
,
690 uint32_t entry_point
, uint32_t exit_point
,
691 int timeout_ms
, void *arch_info
)
693 int retval
= ERROR_FAIL
;
695 if (!target_was_examined(target
)) {
696 LOG_ERROR("Target not examined yet");
699 if (!target
->type
->run_algorithm
) {
700 LOG_ERROR("Target type '%s' does not support %s",
701 target_type_name(target
), __func__
);
705 target
->running_alg
= true;
706 retval
= target
->type
->run_algorithm(target
,
707 num_mem_params
, mem_params
,
708 num_reg_params
, reg_param
,
709 entry_point
, exit_point
, timeout_ms
, arch_info
);
710 target
->running_alg
= false;
717 * Downloads a target-specific native code algorithm to the target,
718 * executes and leaves it running.
720 * @param target used to run the algorithm
721 * @param arch_info target-specific description of the algorithm.
723 int target_start_algorithm(struct target
*target
,
724 int num_mem_params
, struct mem_param
*mem_params
,
725 int num_reg_params
, struct reg_param
*reg_params
,
726 uint32_t entry_point
, uint32_t exit_point
,
729 int retval
= ERROR_FAIL
;
731 if (!target_was_examined(target
)) {
732 LOG_ERROR("Target not examined yet");
735 if (!target
->type
->start_algorithm
) {
736 LOG_ERROR("Target type '%s' does not support %s",
737 target_type_name(target
), __func__
);
740 if (target
->running_alg
) {
741 LOG_ERROR("Target is already running an algorithm");
745 target
->running_alg
= true;
746 retval
= target
->type
->start_algorithm(target
,
747 num_mem_params
, mem_params
,
748 num_reg_params
, reg_params
,
749 entry_point
, exit_point
, arch_info
);
756 * Waits for an algorithm started with target_start_algorithm() to complete.
758 * @param target used to run the algorithm
759 * @param arch_info target-specific description of the algorithm.
761 int target_wait_algorithm(struct target
*target
,
762 int num_mem_params
, struct mem_param
*mem_params
,
763 int num_reg_params
, struct reg_param
*reg_params
,
764 uint32_t exit_point
, int timeout_ms
,
767 int retval
= ERROR_FAIL
;
769 if (!target
->type
->wait_algorithm
) {
770 LOG_ERROR("Target type '%s' does not support %s",
771 target_type_name(target
), __func__
);
774 if (!target
->running_alg
) {
775 LOG_ERROR("Target is not running an algorithm");
779 retval
= target
->type
->wait_algorithm(target
,
780 num_mem_params
, mem_params
,
781 num_reg_params
, reg_params
,
782 exit_point
, timeout_ms
, arch_info
);
783 if (retval
!= ERROR_TARGET_TIMEOUT
)
784 target
->running_alg
= false;
791 * Executes a target-specific native code algorithm in the target.
792 * It differs from target_run_algorithm in that the algorithm is asynchronous.
793 * Because of this it requires an compliant algorithm:
794 * see contrib/loaders/flash/stm32f1x.S for example.
796 * @param target used to run the algorithm
799 int target_run_flash_async_algorithm(struct target
*target
,
800 uint8_t *buffer
, uint32_t count
, int block_size
,
801 int num_mem_params
, struct mem_param
*mem_params
,
802 int num_reg_params
, struct reg_param
*reg_params
,
803 uint32_t buffer_start
, uint32_t buffer_size
,
804 uint32_t entry_point
, uint32_t exit_point
, void *arch_info
)
808 /* Set up working area. First word is write pointer, second word is read pointer,
809 * rest is fifo data area. */
810 uint32_t wp_addr
= buffer_start
;
811 uint32_t rp_addr
= buffer_start
+ 4;
812 uint32_t fifo_start_addr
= buffer_start
+ 8;
813 uint32_t fifo_end_addr
= buffer_start
+ buffer_size
;
815 uint32_t wp
= fifo_start_addr
;
816 uint32_t rp
= fifo_start_addr
;
818 /* validate block_size is 2^n */
819 assert(!block_size
|| !(block_size
& (block_size
- 1)));
821 retval
= target_write_u32(target
, wp_addr
, wp
);
822 if (retval
!= ERROR_OK
)
824 retval
= target_write_u32(target
, rp_addr
, rp
);
825 if (retval
!= ERROR_OK
)
828 /* Start up algorithm on target and let it idle while writing the first chunk */
829 retval
= target_start_algorithm(target
, num_mem_params
, mem_params
,
830 num_reg_params
, reg_params
,
835 if (retval
!= ERROR_OK
) {
836 LOG_ERROR("error starting target flash write algorithm");
842 retval
= target_read_u32(target
, rp_addr
, &rp
);
843 if (retval
!= ERROR_OK
) {
844 LOG_ERROR("failed to get read pointer");
848 LOG_DEBUG("count 0x%" PRIx32
" wp 0x%" PRIx32
" rp 0x%" PRIx32
, count
, wp
, rp
);
851 LOG_ERROR("flash write algorithm aborted by target");
852 retval
= ERROR_FLASH_OPERATION_FAILED
;
856 if ((rp
& (block_size
- 1)) || rp
< fifo_start_addr
|| rp
>= fifo_end_addr
) {
857 LOG_ERROR("corrupted fifo read pointer 0x%" PRIx32
, rp
);
861 /* Count the number of bytes available in the fifo without
862 * crossing the wrap around. Make sure to not fill it completely,
863 * because that would make wp == rp and that's the empty condition. */
864 uint32_t thisrun_bytes
;
866 thisrun_bytes
= rp
- wp
- block_size
;
867 else if (rp
> fifo_start_addr
)
868 thisrun_bytes
= fifo_end_addr
- wp
;
870 thisrun_bytes
= fifo_end_addr
- wp
- block_size
;
872 if (thisrun_bytes
== 0) {
873 /* Throttle polling a bit if transfer is (much) faster than flash
874 * programming. The exact delay shouldn't matter as long as it's
875 * less than buffer size / flash speed. This is very unlikely to
876 * run when using high latency connections such as USB. */
881 /* Limit to the amount of data we actually want to write */
882 if (thisrun_bytes
> count
* block_size
)
883 thisrun_bytes
= count
* block_size
;
885 /* Write data to fifo */
886 retval
= target_write_buffer(target
, wp
, thisrun_bytes
, buffer
);
887 if (retval
!= ERROR_OK
)
890 /* Update counters and wrap write pointer */
891 buffer
+= thisrun_bytes
;
892 count
-= thisrun_bytes
/ block_size
;
894 if (wp
>= fifo_end_addr
)
895 wp
= fifo_start_addr
;
897 /* Store updated write pointer to target */
898 retval
= target_write_u32(target
, wp_addr
, wp
);
899 if (retval
!= ERROR_OK
)
903 if (retval
!= ERROR_OK
) {
904 /* abort flash write algorithm on target */
905 target_write_u32(target
, wp_addr
, 0);
908 int retval2
= target_wait_algorithm(target
, num_mem_params
, mem_params
,
909 num_reg_params
, reg_params
,
914 if (retval2
!= ERROR_OK
) {
915 LOG_ERROR("error waiting for target flash write algorithm");
922 int target_read_memory(struct target
*target
,
923 uint32_t address
, uint32_t size
, uint32_t count
, uint8_t *buffer
)
925 return target
->type
->read_memory(target
, address
, size
, count
, buffer
);
928 static int target_read_phys_memory(struct target
*target
,
929 uint32_t address
, uint32_t size
, uint32_t count
, uint8_t *buffer
)
931 return target
->type
->read_phys_memory(target
, address
, size
, count
, buffer
);
934 int target_write_memory(struct target
*target
,
935 uint32_t address
, uint32_t size
, uint32_t count
, const uint8_t *buffer
)
937 return target
->type
->write_memory(target
, address
, size
, count
, buffer
);
940 static int target_write_phys_memory(struct target
*target
,
941 uint32_t address
, uint32_t size
, uint32_t count
, const uint8_t *buffer
)
943 return target
->type
->write_phys_memory(target
, address
, size
, count
, buffer
);
946 int target_bulk_write_memory(struct target
*target
,
947 uint32_t address
, uint32_t count
, const uint8_t *buffer
)
949 return target
->type
->bulk_write_memory(target
, address
, count
, buffer
);
952 int target_add_breakpoint(struct target
*target
,
953 struct breakpoint
*breakpoint
)
955 if ((target
->state
!= TARGET_HALTED
) && (breakpoint
->type
!= BKPT_HARD
)) {
956 LOG_WARNING("target %s is not halted", target
->cmd_name
);
957 return ERROR_TARGET_NOT_HALTED
;
959 return target
->type
->add_breakpoint(target
, breakpoint
);
962 int target_add_context_breakpoint(struct target
*target
,
963 struct breakpoint
*breakpoint
)
965 if (target
->state
!= TARGET_HALTED
) {
966 LOG_WARNING("target %s is not halted", target
->cmd_name
);
967 return ERROR_TARGET_NOT_HALTED
;
969 return target
->type
->add_context_breakpoint(target
, breakpoint
);
972 int target_add_hybrid_breakpoint(struct target
*target
,
973 struct breakpoint
*breakpoint
)
975 if (target
->state
!= TARGET_HALTED
) {
976 LOG_WARNING("target %s is not halted", target
->cmd_name
);
977 return ERROR_TARGET_NOT_HALTED
;
979 return target
->type
->add_hybrid_breakpoint(target
, breakpoint
);
982 int target_remove_breakpoint(struct target
*target
,
983 struct breakpoint
*breakpoint
)
985 return target
->type
->remove_breakpoint(target
, breakpoint
);
988 int target_add_watchpoint(struct target
*target
,
989 struct watchpoint
*watchpoint
)
991 if (target
->state
!= TARGET_HALTED
) {
992 LOG_WARNING("target %s is not halted", target
->cmd_name
);
993 return ERROR_TARGET_NOT_HALTED
;
995 return target
->type
->add_watchpoint(target
, watchpoint
);
997 int target_remove_watchpoint(struct target
*target
,
998 struct watchpoint
*watchpoint
)
1000 return target
->type
->remove_watchpoint(target
, watchpoint
);
1003 int target_get_gdb_reg_list(struct target
*target
,
1004 struct reg
**reg_list
[], int *reg_list_size
)
1006 return target
->type
->get_gdb_reg_list(target
, reg_list
, reg_list_size
);
1008 int target_step(struct target
*target
,
1009 int current
, uint32_t address
, int handle_breakpoints
)
1011 return target
->type
->step(target
, current
, address
, handle_breakpoints
);
1015 * Reset the @c examined flag for the given target.
1016 * Pure paranoia -- targets are zeroed on allocation.
1018 static void target_reset_examined(struct target
*target
)
1020 target
->examined
= false;
1023 static int err_read_phys_memory(struct target
*target
, uint32_t address
,
1024 uint32_t size
, uint32_t count
, uint8_t *buffer
)
1026 LOG_ERROR("Not implemented: %s", __func__
);
1030 static int err_write_phys_memory(struct target
*target
, uint32_t address
,
1031 uint32_t size
, uint32_t count
, const uint8_t *buffer
)
1033 LOG_ERROR("Not implemented: %s", __func__
);
1037 static int handle_target(void *priv
);
1039 static int target_init_one(struct command_context
*cmd_ctx
,
1040 struct target
*target
)
1042 target_reset_examined(target
);
1044 struct target_type
*type
= target
->type
;
1045 if (type
->examine
== NULL
)
1046 type
->examine
= default_examine
;
1048 if (type
->check_reset
== NULL
)
1049 type
->check_reset
= default_check_reset
;
1051 assert(type
->init_target
!= NULL
);
1053 int retval
= type
->init_target(cmd_ctx
, target
);
1054 if (ERROR_OK
!= retval
) {
1055 LOG_ERROR("target '%s' init failed", target_name(target
));
1060 * @todo get rid of those *memory_imp() methods, now that all
1061 * callers are using target_*_memory() accessors ... and make
1062 * sure the "physical" paths handle the same issues.
1064 /* a non-invasive way(in terms of patches) to add some code that
1065 * runs before the type->write/read_memory implementation
1067 type
->write_memory_imp
= target
->type
->write_memory
;
1068 type
->write_memory
= target_write_memory_imp
;
1070 type
->read_memory_imp
= target
->type
->read_memory
;
1071 type
->read_memory
= target_read_memory_imp
;
1073 type
->soft_reset_halt_imp
= target
->type
->soft_reset_halt
;
1074 type
->soft_reset_halt
= target_soft_reset_halt_imp
;
1076 /* Sanity-check MMU support ... stub in what we must, to help
1077 * implement it in stages, but warn if we need to do so.
1080 if (type
->write_phys_memory
== NULL
) {
1081 LOG_ERROR("type '%s' is missing write_phys_memory",
1083 type
->write_phys_memory
= err_write_phys_memory
;
1085 if (type
->read_phys_memory
== NULL
) {
1086 LOG_ERROR("type '%s' is missing read_phys_memory",
1088 type
->read_phys_memory
= err_read_phys_memory
;
1090 if (type
->virt2phys
== NULL
) {
1091 LOG_ERROR("type '%s' is missing virt2phys", type
->name
);
1092 type
->virt2phys
= identity_virt2phys
;
1095 /* Make sure no-MMU targets all behave the same: make no
1096 * distinction between physical and virtual addresses, and
1097 * ensure that virt2phys() is always an identity mapping.
1099 if (type
->write_phys_memory
|| type
->read_phys_memory
|| type
->virt2phys
)
1100 LOG_WARNING("type '%s' has bad MMU hooks", type
->name
);
1103 type
->write_phys_memory
= type
->write_memory
;
1104 type
->read_phys_memory
= type
->read_memory
;
1105 type
->virt2phys
= identity_virt2phys
;
1108 if (target
->type
->read_buffer
== NULL
)
1109 target
->type
->read_buffer
= target_read_buffer_default
;
1111 if (target
->type
->write_buffer
== NULL
)
1112 target
->type
->write_buffer
= target_write_buffer_default
;
1117 static int target_init(struct command_context
*cmd_ctx
)
1119 struct target
*target
;
1122 for (target
= all_targets
; target
; target
= target
->next
) {
1123 retval
= target_init_one(cmd_ctx
, target
);
1124 if (ERROR_OK
!= retval
)
1131 retval
= target_register_user_commands(cmd_ctx
);
1132 if (ERROR_OK
!= retval
)
1135 retval
= target_register_timer_callback(&handle_target
,
1136 polling_interval
, 1, cmd_ctx
->interp
);
1137 if (ERROR_OK
!= retval
)
1143 COMMAND_HANDLER(handle_target_init_command
)
1148 return ERROR_COMMAND_SYNTAX_ERROR
;
1150 static bool target_initialized
;
1151 if (target_initialized
) {
1152 LOG_INFO("'target init' has already been called");
1155 target_initialized
= true;
1157 retval
= command_run_line(CMD_CTX
, "init_targets");
1158 if (ERROR_OK
!= retval
)
1161 retval
= command_run_line(CMD_CTX
, "init_board");
1162 if (ERROR_OK
!= retval
)
1165 LOG_DEBUG("Initializing targets...");
1166 return target_init(CMD_CTX
);
1169 int target_register_event_callback(int (*callback
)(struct target
*target
,
1170 enum target_event event
, void *priv
), void *priv
)
1172 struct target_event_callback
**callbacks_p
= &target_event_callbacks
;
1174 if (callback
== NULL
)
1175 return ERROR_COMMAND_SYNTAX_ERROR
;
1178 while ((*callbacks_p
)->next
)
1179 callbacks_p
= &((*callbacks_p
)->next
);
1180 callbacks_p
= &((*callbacks_p
)->next
);
1183 (*callbacks_p
) = malloc(sizeof(struct target_event_callback
));
1184 (*callbacks_p
)->callback
= callback
;
1185 (*callbacks_p
)->priv
= priv
;
1186 (*callbacks_p
)->next
= NULL
;
1191 int target_register_timer_callback(int (*callback
)(void *priv
), int time_ms
, int periodic
, void *priv
)
1193 struct target_timer_callback
**callbacks_p
= &target_timer_callbacks
;
1196 if (callback
== NULL
)
1197 return ERROR_COMMAND_SYNTAX_ERROR
;
1200 while ((*callbacks_p
)->next
)
1201 callbacks_p
= &((*callbacks_p
)->next
);
1202 callbacks_p
= &((*callbacks_p
)->next
);
1205 (*callbacks_p
) = malloc(sizeof(struct target_timer_callback
));
1206 (*callbacks_p
)->callback
= callback
;
1207 (*callbacks_p
)->periodic
= periodic
;
1208 (*callbacks_p
)->time_ms
= time_ms
;
1210 gettimeofday(&now
, NULL
);
1211 (*callbacks_p
)->when
.tv_usec
= now
.tv_usec
+ (time_ms
% 1000) * 1000;
1212 time_ms
-= (time_ms
% 1000);
1213 (*callbacks_p
)->when
.tv_sec
= now
.tv_sec
+ (time_ms
/ 1000);
1214 if ((*callbacks_p
)->when
.tv_usec
> 1000000) {
1215 (*callbacks_p
)->when
.tv_usec
= (*callbacks_p
)->when
.tv_usec
- 1000000;
1216 (*callbacks_p
)->when
.tv_sec
+= 1;
1219 (*callbacks_p
)->priv
= priv
;
1220 (*callbacks_p
)->next
= NULL
;
1225 int target_unregister_event_callback(int (*callback
)(struct target
*target
,
1226 enum target_event event
, void *priv
), void *priv
)
1228 struct target_event_callback
**p
= &target_event_callbacks
;
1229 struct target_event_callback
*c
= target_event_callbacks
;
1231 if (callback
== NULL
)
1232 return ERROR_COMMAND_SYNTAX_ERROR
;
1235 struct target_event_callback
*next
= c
->next
;
1236 if ((c
->callback
== callback
) && (c
->priv
== priv
)) {
1248 static int target_unregister_timer_callback(int (*callback
)(void *priv
), void *priv
)
1250 struct target_timer_callback
**p
= &target_timer_callbacks
;
1251 struct target_timer_callback
*c
= target_timer_callbacks
;
1253 if (callback
== NULL
)
1254 return ERROR_COMMAND_SYNTAX_ERROR
;
1257 struct target_timer_callback
*next
= c
->next
;
1258 if ((c
->callback
== callback
) && (c
->priv
== priv
)) {
1270 int target_call_event_callbacks(struct target
*target
, enum target_event event
)
1272 struct target_event_callback
*callback
= target_event_callbacks
;
1273 struct target_event_callback
*next_callback
;
1275 if (event
== TARGET_EVENT_HALTED
) {
1276 /* execute early halted first */
1277 target_call_event_callbacks(target
, TARGET_EVENT_GDB_HALT
);
1280 LOG_DEBUG("target event %i (%s)", event
,
1281 Jim_Nvp_value2name_simple(nvp_target_event
, event
)->name
);
1283 target_handle_event(target
, event
);
1286 next_callback
= callback
->next
;
1287 callback
->callback(target
, event
, callback
->priv
);
1288 callback
= next_callback
;
1294 static int target_timer_callback_periodic_restart(
1295 struct target_timer_callback
*cb
, struct timeval
*now
)
1297 int time_ms
= cb
->time_ms
;
1298 cb
->when
.tv_usec
= now
->tv_usec
+ (time_ms
% 1000) * 1000;
1299 time_ms
-= (time_ms
% 1000);
1300 cb
->when
.tv_sec
= now
->tv_sec
+ time_ms
/ 1000;
1301 if (cb
->when
.tv_usec
> 1000000) {
1302 cb
->when
.tv_usec
= cb
->when
.tv_usec
- 1000000;
1303 cb
->when
.tv_sec
+= 1;
1308 static int target_call_timer_callback(struct target_timer_callback
*cb
,
1309 struct timeval
*now
)
1311 cb
->callback(cb
->priv
);
1314 return target_timer_callback_periodic_restart(cb
, now
);
1316 return target_unregister_timer_callback(cb
->callback
, cb
->priv
);
1319 static int target_call_timer_callbacks_check_time(int checktime
)
1324 gettimeofday(&now
, NULL
);
1326 struct target_timer_callback
*callback
= target_timer_callbacks
;
1328 /* cleaning up may unregister and free this callback */
1329 struct target_timer_callback
*next_callback
= callback
->next
;
1331 bool call_it
= callback
->callback
&&
1332 ((!checktime
&& callback
->periodic
) ||
1333 now
.tv_sec
> callback
->when
.tv_sec
||
1334 (now
.tv_sec
== callback
->when
.tv_sec
&&
1335 now
.tv_usec
>= callback
->when
.tv_usec
));
1338 int retval
= target_call_timer_callback(callback
, &now
);
1339 if (retval
!= ERROR_OK
)
1343 callback
= next_callback
;
1349 int target_call_timer_callbacks(void)
1351 return target_call_timer_callbacks_check_time(1);
1354 /* invoke periodic callbacks immediately */
1355 int target_call_timer_callbacks_now(void)
1357 return target_call_timer_callbacks_check_time(0);
1360 /* Prints the working area layout for debug purposes */
1361 static void print_wa_layout(struct target
*target
)
1363 struct working_area
*c
= target
->working_areas
;
1366 LOG_DEBUG("%c%c 0x%08"PRIx32
"-0x%08"PRIx32
" (%"PRIu32
" bytes)",
1367 c
->backup
? 'b' : ' ', c
->free
? ' ' : '*',
1368 c
->address
, c
->address
+ c
->size
- 1, c
->size
);
1373 /* Reduce area to size bytes, create a new free area from the remaining bytes, if any. */
1374 static void target_split_working_area(struct working_area
*area
, uint32_t size
)
1376 assert(area
->free
); /* Shouldn't split an allocated area */
1377 assert(size
<= area
->size
); /* Caller should guarantee this */
1379 /* Split only if not already the right size */
1380 if (size
< area
->size
) {
1381 struct working_area
*new_wa
= malloc(sizeof(*new_wa
));
1386 new_wa
->next
= area
->next
;
1387 new_wa
->size
= area
->size
- size
;
1388 new_wa
->address
= area
->address
+ size
;
1389 new_wa
->backup
= NULL
;
1390 new_wa
->user
= NULL
;
1391 new_wa
->free
= true;
1393 area
->next
= new_wa
;
1396 /* If backup memory was allocated to this area, it has the wrong size
1397 * now so free it and it will be reallocated if/when needed */
1400 area
->backup
= NULL
;
1405 /* Merge all adjacent free areas into one */
1406 static void target_merge_working_areas(struct target
*target
)
1408 struct working_area
*c
= target
->working_areas
;
1410 while (c
&& c
->next
) {
1411 assert(c
->next
->address
== c
->address
+ c
->size
); /* This is an invariant */
1413 /* Find two adjacent free areas */
1414 if (c
->free
&& c
->next
->free
) {
1415 /* Merge the last into the first */
1416 c
->size
+= c
->next
->size
;
1418 /* Remove the last */
1419 struct working_area
*to_be_freed
= c
->next
;
1420 c
->next
= c
->next
->next
;
1421 if (to_be_freed
->backup
)
1422 free(to_be_freed
->backup
);
1425 /* If backup memory was allocated to the remaining area, it's has
1426 * the wrong size now */
1437 int target_alloc_working_area_try(struct target
*target
, uint32_t size
, struct working_area
**area
)
1439 /* Reevaluate working area address based on MMU state*/
1440 if (target
->working_areas
== NULL
) {
1444 retval
= target
->type
->mmu(target
, &enabled
);
1445 if (retval
!= ERROR_OK
)
1449 if (target
->working_area_phys_spec
) {
1450 LOG_DEBUG("MMU disabled, using physical "
1451 "address for working memory 0x%08"PRIx32
,
1452 target
->working_area_phys
);
1453 target
->working_area
= target
->working_area_phys
;
1455 LOG_ERROR("No working memory available. "
1456 "Specify -work-area-phys to target.");
1457 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE
;
1460 if (target
->working_area_virt_spec
) {
1461 LOG_DEBUG("MMU enabled, using virtual "
1462 "address for working memory 0x%08"PRIx32
,
1463 target
->working_area_virt
);
1464 target
->working_area
= target
->working_area_virt
;
1466 LOG_ERROR("No working memory available. "
1467 "Specify -work-area-virt to target.");
1468 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE
;
1472 /* Set up initial working area on first call */
1473 struct working_area
*new_wa
= malloc(sizeof(*new_wa
));
1475 new_wa
->next
= NULL
;
1476 new_wa
->size
= target
->working_area_size
& ~3UL; /* 4-byte align */
1477 new_wa
->address
= target
->working_area
;
1478 new_wa
->backup
= NULL
;
1479 new_wa
->user
= NULL
;
1480 new_wa
->free
= true;
1483 target
->working_areas
= new_wa
;
1486 /* only allocate multiples of 4 byte */
1488 size
= (size
+ 3) & (~3UL);
1490 struct working_area
*c
= target
->working_areas
;
1492 /* Find the first large enough working area */
1494 if (c
->free
&& c
->size
>= size
)
1500 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE
;
1502 /* Split the working area into the requested size */
1503 target_split_working_area(c
, size
);
1505 LOG_DEBUG("allocated new working area of %"PRIu32
" bytes at address 0x%08"PRIx32
, size
, c
->address
);
1507 if (target
->backup_working_area
) {
1508 if (c
->backup
== NULL
) {
1509 c
->backup
= malloc(c
->size
);
1510 if (c
->backup
== NULL
)
1514 int retval
= target_read_memory(target
, c
->address
, 4, c
->size
/ 4, c
->backup
);
1515 if (retval
!= ERROR_OK
)
1519 /* mark as used, and return the new (reused) area */
1526 print_wa_layout(target
);
1531 int target_alloc_working_area(struct target
*target
, uint32_t size
, struct working_area
**area
)
1535 retval
= target_alloc_working_area_try(target
, size
, area
);
1536 if (retval
== ERROR_TARGET_RESOURCE_NOT_AVAILABLE
)
1537 LOG_WARNING("not enough working area available(requested %"PRIu32
")", size
);
1542 static int target_restore_working_area(struct target
*target
, struct working_area
*area
)
1544 int retval
= ERROR_OK
;
1546 if (target
->backup_working_area
&& area
->backup
!= NULL
) {
1547 retval
= target_write_memory(target
, area
->address
, 4, area
->size
/ 4, area
->backup
);
1548 if (retval
!= ERROR_OK
)
1549 LOG_ERROR("failed to restore %"PRIu32
" bytes of working area at address 0x%08"PRIx32
,
1550 area
->size
, area
->address
);
1556 /* Restore the area's backup memory, if any, and return the area to the allocation pool */
1557 static int target_free_working_area_restore(struct target
*target
, struct working_area
*area
, int restore
)
1559 int retval
= ERROR_OK
;
1565 retval
= target_restore_working_area(target
, area
);
1566 /* REVISIT: Perhaps the area should be freed even if restoring fails. */
1567 if (retval
!= ERROR_OK
)
1573 LOG_DEBUG("freed %"PRIu32
" bytes of working area at address 0x%08"PRIx32
,
1574 area
->size
, area
->address
);
1576 /* mark user pointer invalid */
1577 /* TODO: Is this really safe? It points to some previous caller's memory.
1578 * How could we know that the area pointer is still in that place and not
1579 * some other vital data? What's the purpose of this, anyway? */
1583 target_merge_working_areas(target
);
1585 print_wa_layout(target
);
1590 int target_free_working_area(struct target
*target
, struct working_area
*area
)
1592 return target_free_working_area_restore(target
, area
, 1);
1595 /* free resources and restore memory, if restoring memory fails,
1596 * free up resources anyway
1598 static void target_free_all_working_areas_restore(struct target
*target
, int restore
)
1600 struct working_area
*c
= target
->working_areas
;
1602 LOG_DEBUG("freeing all working areas");
1604 /* Loop through all areas, restoring the allocated ones and marking them as free */
1608 target_restore_working_area(target
, c
);
1610 *c
->user
= NULL
; /* Same as above */
1616 /* Run a merge pass to combine all areas into one */
1617 target_merge_working_areas(target
);
1619 print_wa_layout(target
);
1622 void target_free_all_working_areas(struct target
*target
)
1624 target_free_all_working_areas_restore(target
, 1);
1627 /* Find the largest number of bytes that can be allocated */
1628 uint32_t target_get_working_area_avail(struct target
*target
)
1630 struct working_area
*c
= target
->working_areas
;
1631 uint32_t max_size
= 0;
1634 return target
->working_area_size
;
1637 if (c
->free
&& max_size
< c
->size
)
1646 int target_arch_state(struct target
*target
)
1649 if (target
== NULL
) {
1650 LOG_USER("No target has been configured");
1654 LOG_USER("target state: %s", target_state_name(target
));
1656 if (target
->state
!= TARGET_HALTED
)
1659 retval
= target
->type
->arch_state(target
);
1663 /* Single aligned words are guaranteed to use 16 or 32 bit access
1664 * mode respectively, otherwise data is handled as quickly as
1667 int target_write_buffer(struct target
*target
, uint32_t address
, uint32_t size
, const uint8_t *buffer
)
1669 LOG_DEBUG("writing buffer of %i byte at 0x%8.8x",
1670 (int)size
, (unsigned)address
);
1672 if (!target_was_examined(target
)) {
1673 LOG_ERROR("Target not examined yet");
1680 if ((address
+ size
- 1) < address
) {
1681 /* GDB can request this when e.g. PC is 0xfffffffc*/
1682 LOG_ERROR("address + size wrapped(0x%08x, 0x%08x)",
1688 return target
->type
->write_buffer(target
, address
, size
, buffer
);
1691 static int target_write_buffer_default(struct target
*target
, uint32_t address
, uint32_t size
, const uint8_t *buffer
)
1693 int retval
= ERROR_OK
;
1695 if (((address
% 2) == 0) && (size
== 2))
1696 return target_write_memory(target
, address
, 2, 1, buffer
);
1698 /* handle unaligned head bytes */
1700 uint32_t unaligned
= 4 - (address
% 4);
1702 if (unaligned
> size
)
1705 retval
= target_write_memory(target
, address
, 1, unaligned
, buffer
);
1706 if (retval
!= ERROR_OK
)
1709 buffer
+= unaligned
;
1710 address
+= unaligned
;
1714 /* handle aligned words */
1716 int aligned
= size
- (size
% 4);
1718 /* use bulk writes above a certain limit. This may have to be changed */
1719 if (aligned
> 128) {
1720 retval
= target
->type
->bulk_write_memory(target
, address
, aligned
/ 4, buffer
);
1721 if (retval
!= ERROR_OK
)
1724 retval
= target_write_memory(target
, address
, 4, aligned
/ 4, buffer
);
1725 if (retval
!= ERROR_OK
)
1734 /* handle tail writes of less than 4 bytes */
1736 retval
= target_write_memory(target
, address
, 1, size
, buffer
);
1737 if (retval
!= ERROR_OK
)
1744 /* Single aligned words are guaranteed to use 16 or 32 bit access
1745 * mode respectively, otherwise data is handled as quickly as
1748 int target_read_buffer(struct target
*target
, uint32_t address
, uint32_t size
, uint8_t *buffer
)
1750 LOG_DEBUG("reading buffer of %i byte at 0x%8.8x",
1751 (int)size
, (unsigned)address
);
1753 if (!target_was_examined(target
)) {
1754 LOG_ERROR("Target not examined yet");
1761 if ((address
+ size
- 1) < address
) {
1762 /* GDB can request this when e.g. PC is 0xfffffffc*/
1763 LOG_ERROR("address + size wrapped(0x%08" PRIx32
", 0x%08" PRIx32
")",
1769 return target
->type
->read_buffer(target
, address
, size
, buffer
);
1772 static int target_read_buffer_default(struct target
*target
, uint32_t address
, uint32_t size
, uint8_t *buffer
)
1774 int retval
= ERROR_OK
;
1776 if (((address
% 2) == 0) && (size
== 2))
1777 return target_read_memory(target
, address
, 2, 1, buffer
);
1779 /* handle unaligned head bytes */
1781 uint32_t unaligned
= 4 - (address
% 4);
1783 if (unaligned
> size
)
1786 retval
= target_read_memory(target
, address
, 1, unaligned
, buffer
);
1787 if (retval
!= ERROR_OK
)
1790 buffer
+= unaligned
;
1791 address
+= unaligned
;
1795 /* handle aligned words */
1797 int aligned
= size
- (size
% 4);
1799 retval
= target_read_memory(target
, address
, 4, aligned
/ 4, buffer
);
1800 if (retval
!= ERROR_OK
)
1808 /*prevent byte access when possible (avoid AHB access limitations in some cases)*/
1810 int aligned
= size
- (size
% 2);
1811 retval
= target_read_memory(target
, address
, 2, aligned
/ 2, buffer
);
1812 if (retval
!= ERROR_OK
)
1819 /* handle tail writes of less than 4 bytes */
1821 retval
= target_read_memory(target
, address
, 1, size
, buffer
);
1822 if (retval
!= ERROR_OK
)
1829 int target_checksum_memory(struct target
*target
, uint32_t address
, uint32_t size
, uint32_t* crc
)
1834 uint32_t checksum
= 0;
1835 if (!target_was_examined(target
)) {
1836 LOG_ERROR("Target not examined yet");
1840 retval
= target
->type
->checksum_memory(target
, address
, size
, &checksum
);
1841 if (retval
!= ERROR_OK
) {
1842 buffer
= malloc(size
);
1843 if (buffer
== NULL
) {
1844 LOG_ERROR("error allocating buffer for section (%d bytes)", (int)size
);
1845 return ERROR_COMMAND_SYNTAX_ERROR
;
1847 retval
= target_read_buffer(target
, address
, size
, buffer
);
1848 if (retval
!= ERROR_OK
) {
1853 /* convert to target endianness */
1854 for (i
= 0; i
< (size
/sizeof(uint32_t)); i
++) {
1855 uint32_t target_data
;
1856 target_data
= target_buffer_get_u32(target
, &buffer
[i
*sizeof(uint32_t)]);
1857 target_buffer_set_u32(target
, &buffer
[i
*sizeof(uint32_t)], target_data
);
1860 retval
= image_calculate_checksum(buffer
, size
, &checksum
);
1869 int target_blank_check_memory(struct target
*target
, uint32_t address
, uint32_t size
, uint32_t* blank
)
1872 if (!target_was_examined(target
)) {
1873 LOG_ERROR("Target not examined yet");
1877 if (target
->type
->blank_check_memory
== 0)
1878 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE
;
1880 retval
= target
->type
->blank_check_memory(target
, address
, size
, blank
);
1885 int target_read_u32(struct target
*target
, uint32_t address
, uint32_t *value
)
1887 uint8_t value_buf
[4];
1888 if (!target_was_examined(target
)) {
1889 LOG_ERROR("Target not examined yet");
1893 int retval
= target_read_memory(target
, address
, 4, 1, value_buf
);
1895 if (retval
== ERROR_OK
) {
1896 *value
= target_buffer_get_u32(target
, value_buf
);
1897 LOG_DEBUG("address: 0x%8.8" PRIx32
", value: 0x%8.8" PRIx32
"",
1902 LOG_DEBUG("address: 0x%8.8" PRIx32
" failed",
1909 int target_read_u16(struct target
*target
, uint32_t address
, uint16_t *value
)
1911 uint8_t value_buf
[2];
1912 if (!target_was_examined(target
)) {
1913 LOG_ERROR("Target not examined yet");
1917 int retval
= target_read_memory(target
, address
, 2, 1, value_buf
);
1919 if (retval
== ERROR_OK
) {
1920 *value
= target_buffer_get_u16(target
, value_buf
);
1921 LOG_DEBUG("address: 0x%8.8" PRIx32
", value: 0x%4.4x",
1926 LOG_DEBUG("address: 0x%8.8" PRIx32
" failed",
1933 int target_read_u8(struct target
*target
, uint32_t address
, uint8_t *value
)
1935 int retval
= target_read_memory(target
, address
, 1, 1, value
);
1936 if (!target_was_examined(target
)) {
1937 LOG_ERROR("Target not examined yet");
1941 if (retval
== ERROR_OK
) {
1942 LOG_DEBUG("address: 0x%8.8" PRIx32
", value: 0x%2.2x",
1947 LOG_DEBUG("address: 0x%8.8" PRIx32
" failed",
1954 int target_write_u32(struct target
*target
, uint32_t address
, uint32_t value
)
1957 uint8_t value_buf
[4];
1958 if (!target_was_examined(target
)) {
1959 LOG_ERROR("Target not examined yet");
1963 LOG_DEBUG("address: 0x%8.8" PRIx32
", value: 0x%8.8" PRIx32
"",
1967 target_buffer_set_u32(target
, value_buf
, value
);
1968 retval
= target_write_memory(target
, address
, 4, 1, value_buf
);
1969 if (retval
!= ERROR_OK
)
1970 LOG_DEBUG("failed: %i", retval
);
1975 int target_write_u16(struct target
*target
, uint32_t address
, uint16_t value
)
1978 uint8_t value_buf
[2];
1979 if (!target_was_examined(target
)) {
1980 LOG_ERROR("Target not examined yet");
1984 LOG_DEBUG("address: 0x%8.8" PRIx32
", value: 0x%8.8x",
1988 target_buffer_set_u16(target
, value_buf
, value
);
1989 retval
= target_write_memory(target
, address
, 2, 1, value_buf
);
1990 if (retval
!= ERROR_OK
)
1991 LOG_DEBUG("failed: %i", retval
);
1996 int target_write_u8(struct target
*target
, uint32_t address
, uint8_t value
)
1999 if (!target_was_examined(target
)) {
2000 LOG_ERROR("Target not examined yet");
2004 LOG_DEBUG("address: 0x%8.8" PRIx32
", value: 0x%2.2x",
2007 retval
= target_write_memory(target
, address
, 1, 1, &value
);
2008 if (retval
!= ERROR_OK
)
2009 LOG_DEBUG("failed: %i", retval
);
2014 static int find_target(struct command_context
*cmd_ctx
, const char *name
)
2016 struct target
*target
= get_target(name
);
2017 if (target
== NULL
) {
2018 LOG_ERROR("Target: %s is unknown, try one of:\n", name
);
2021 if (!target
->tap
->enabled
) {
2022 LOG_USER("Target: TAP %s is disabled, "
2023 "can't be the current target\n",
2024 target
->tap
->dotted_name
);
2028 cmd_ctx
->current_target
= target
->target_number
;
2033 COMMAND_HANDLER(handle_targets_command
)
2035 int retval
= ERROR_OK
;
2036 if (CMD_ARGC
== 1) {
2037 retval
= find_target(CMD_CTX
, CMD_ARGV
[0]);
2038 if (retval
== ERROR_OK
) {
2044 struct target
*target
= all_targets
;
2045 command_print(CMD_CTX
, " TargetName Type Endian TapName State ");
2046 command_print(CMD_CTX
, "-- ------------------ ---------- ------ ------------------ ------------");
2051 if (target
->tap
->enabled
)
2052 state
= target_state_name(target
);
2054 state
= "tap-disabled";
2056 if (CMD_CTX
->current_target
== target
->target_number
)
2059 /* keep columns lined up to match the headers above */
2060 command_print(CMD_CTX
,
2061 "%2d%c %-18s %-10s %-6s %-18s %s",
2062 target
->target_number
,
2064 target_name(target
),
2065 target_type_name(target
),
2066 Jim_Nvp_value2name_simple(nvp_target_endian
,
2067 target
->endianness
)->name
,
2068 target
->tap
->dotted_name
,
2070 target
= target
->next
;
2076 /* every 300ms we check for reset & powerdropout and issue a "reset halt" if so. */
2078 static int powerDropout
;
2079 static int srstAsserted
;
2081 static int runPowerRestore
;
2082 static int runPowerDropout
;
2083 static int runSrstAsserted
;
2084 static int runSrstDeasserted
;
2086 static int sense_handler(void)
2088 static int prevSrstAsserted
;
2089 static int prevPowerdropout
;
2091 int retval
= jtag_power_dropout(&powerDropout
);
2092 if (retval
!= ERROR_OK
)
2096 powerRestored
= prevPowerdropout
&& !powerDropout
;
2098 runPowerRestore
= 1;
2100 long long current
= timeval_ms();
2101 static long long lastPower
;
2102 int waitMore
= lastPower
+ 2000 > current
;
2103 if (powerDropout
&& !waitMore
) {
2104 runPowerDropout
= 1;
2105 lastPower
= current
;
2108 retval
= jtag_srst_asserted(&srstAsserted
);
2109 if (retval
!= ERROR_OK
)
2113 srstDeasserted
= prevSrstAsserted
&& !srstAsserted
;
2115 static long long lastSrst
;
2116 waitMore
= lastSrst
+ 2000 > current
;
2117 if (srstDeasserted
&& !waitMore
) {
2118 runSrstDeasserted
= 1;
2122 if (!prevSrstAsserted
&& srstAsserted
)
2123 runSrstAsserted
= 1;
2125 prevSrstAsserted
= srstAsserted
;
2126 prevPowerdropout
= powerDropout
;
2128 if (srstDeasserted
|| powerRestored
) {
2129 /* Other than logging the event we can't do anything here.
2130 * Issuing a reset is a particularly bad idea as we might
2131 * be inside a reset already.
2138 static int backoff_times
;
2139 static int backoff_count
;
2141 /* process target state changes */
2142 static int handle_target(void *priv
)
2144 Jim_Interp
*interp
= (Jim_Interp
*)priv
;
2145 int retval
= ERROR_OK
;
2147 if (!is_jtag_poll_safe()) {
2148 /* polling is disabled currently */
2152 /* we do not want to recurse here... */
2153 static int recursive
;
2157 /* danger! running these procedures can trigger srst assertions and power dropouts.
2158 * We need to avoid an infinite loop/recursion here and we do that by
2159 * clearing the flags after running these events.
2161 int did_something
= 0;
2162 if (runSrstAsserted
) {
2163 LOG_INFO("srst asserted detected, running srst_asserted proc.");
2164 Jim_Eval(interp
, "srst_asserted");
2167 if (runSrstDeasserted
) {
2168 Jim_Eval(interp
, "srst_deasserted");
2171 if (runPowerDropout
) {
2172 LOG_INFO("Power dropout detected, running power_dropout proc.");
2173 Jim_Eval(interp
, "power_dropout");
2176 if (runPowerRestore
) {
2177 Jim_Eval(interp
, "power_restore");
2181 if (did_something
) {
2182 /* clear detect flags */
2186 /* clear action flags */
2188 runSrstAsserted
= 0;
2189 runSrstDeasserted
= 0;
2190 runPowerRestore
= 0;
2191 runPowerDropout
= 0;
2196 if (backoff_times
> backoff_count
) {
2197 /* do not poll this time as we failed previously */
2203 /* Poll targets for state changes unless that's globally disabled.
2204 * Skip targets that are currently disabled.
2206 for (struct target
*target
= all_targets
;
2207 is_jtag_poll_safe() && target
;
2208 target
= target
->next
) {
2209 if (!target
->tap
->enabled
)
2212 /* only poll target if we've got power and srst isn't asserted */
2213 if (!powerDropout
&& !srstAsserted
) {
2214 /* polling may fail silently until the target has been examined */
2215 retval
= target_poll(target
);
2216 if (retval
!= ERROR_OK
) {
2217 /* 100ms polling interval. Increase interval between polling up to 5000ms */
2218 if (backoff_times
* polling_interval
< 5000) {
2222 LOG_USER("Polling target failed, GDB will be halted. Polling again in %dms",
2223 backoff_times
* polling_interval
);
2225 /* Tell GDB to halt the debugger. This allows the user to
2226 * run monitor commands to handle the situation.
2228 target_call_event_callbacks(target
, TARGET_EVENT_GDB_HALT
);
2231 /* Since we succeeded, we reset backoff count */
2232 if (backoff_times
> 0)
2233 LOG_USER("Polling succeeded again");
2241 COMMAND_HANDLER(handle_reg_command
)
2243 struct target
*target
;
2244 struct reg
*reg
= NULL
;
2250 target
= get_current_target(CMD_CTX
);
2252 /* list all available registers for the current target */
2253 if (CMD_ARGC
== 0) {
2254 struct reg_cache
*cache
= target
->reg_cache
;
2260 command_print(CMD_CTX
, "===== %s", cache
->name
);
2262 for (i
= 0, reg
= cache
->reg_list
;
2263 i
< cache
->num_regs
;
2264 i
++, reg
++, count
++) {
2265 /* only print cached values if they are valid */
2267 value
= buf_to_str(reg
->value
,
2269 command_print(CMD_CTX
,
2270 "(%i) %s (/%" PRIu32
"): 0x%s%s",
2278 command_print(CMD_CTX
, "(%i) %s (/%" PRIu32
")",
2283 cache
= cache
->next
;
2289 /* access a single register by its ordinal number */
2290 if ((CMD_ARGV
[0][0] >= '0') && (CMD_ARGV
[0][0] <= '9')) {
2292 COMMAND_PARSE_NUMBER(uint
, CMD_ARGV
[0], num
);
2294 struct reg_cache
*cache
= target
->reg_cache
;
2298 for (i
= 0; i
< cache
->num_regs
; i
++) {
2299 if (count
++ == num
) {
2300 reg
= &cache
->reg_list
[i
];
2306 cache
= cache
->next
;
2310 command_print(CMD_CTX
, "%i is out of bounds, the current target "
2311 "has only %i registers (0 - %i)", num
, count
, count
- 1);
2315 /* access a single register by its name */
2316 reg
= register_get_by_name(target
->reg_cache
, CMD_ARGV
[0], 1);
2319 command_print(CMD_CTX
, "register %s not found in current target", CMD_ARGV
[0]);
2324 assert(reg
!= NULL
); /* give clang a hint that we *know* reg is != NULL here */
2326 /* display a register */
2327 if ((CMD_ARGC
== 1) || ((CMD_ARGC
== 2) && !((CMD_ARGV
[1][0] >= '0')
2328 && (CMD_ARGV
[1][0] <= '9')))) {
2329 if ((CMD_ARGC
== 2) && (strcmp(CMD_ARGV
[1], "force") == 0))
2332 if (reg
->valid
== 0)
2333 reg
->type
->get(reg
);
2334 value
= buf_to_str(reg
->value
, reg
->size
, 16);
2335 command_print(CMD_CTX
, "%s (/%i): 0x%s", reg
->name
, (int)(reg
->size
), value
);
2340 /* set register value */
2341 if (CMD_ARGC
== 2) {
2342 uint8_t *buf
= malloc(DIV_ROUND_UP(reg
->size
, 8));
2345 str_to_buf(CMD_ARGV
[1], strlen(CMD_ARGV
[1]), buf
, reg
->size
, 0);
2347 reg
->type
->set(reg
, buf
);
2349 value
= buf_to_str(reg
->value
, reg
->size
, 16);
2350 command_print(CMD_CTX
, "%s (/%i): 0x%s", reg
->name
, (int)(reg
->size
), value
);
2358 return ERROR_COMMAND_SYNTAX_ERROR
;
2361 COMMAND_HANDLER(handle_poll_command
)
2363 int retval
= ERROR_OK
;
2364 struct target
*target
= get_current_target(CMD_CTX
);
2366 if (CMD_ARGC
== 0) {
2367 command_print(CMD_CTX
, "background polling: %s",
2368 jtag_poll_get_enabled() ? "on" : "off");
2369 command_print(CMD_CTX
, "TAP: %s (%s)",
2370 target
->tap
->dotted_name
,
2371 target
->tap
->enabled
? "enabled" : "disabled");
2372 if (!target
->tap
->enabled
)
2374 retval
= target_poll(target
);
2375 if (retval
!= ERROR_OK
)
2377 retval
= target_arch_state(target
);
2378 if (retval
!= ERROR_OK
)
2380 } else if (CMD_ARGC
== 1) {
2382 COMMAND_PARSE_ON_OFF(CMD_ARGV
[0], enable
);
2383 jtag_poll_set_enabled(enable
);
2385 return ERROR_COMMAND_SYNTAX_ERROR
;
2390 COMMAND_HANDLER(handle_wait_halt_command
)
2393 return ERROR_COMMAND_SYNTAX_ERROR
;
2396 if (1 == CMD_ARGC
) {
2397 int retval
= parse_uint(CMD_ARGV
[0], &ms
);
2398 if (ERROR_OK
!= retval
)
2399 return ERROR_COMMAND_SYNTAX_ERROR
;
2400 /* convert seconds (given) to milliseconds (needed) */
2404 struct target
*target
= get_current_target(CMD_CTX
);
2405 return target_wait_state(target
, TARGET_HALTED
, ms
);
2408 /* wait for target state to change. The trick here is to have a low
2409 * latency for short waits and not to suck up all the CPU time
2412 * After 500ms, keep_alive() is invoked
2414 int target_wait_state(struct target
*target
, enum target_state state
, int ms
)
2417 long long then
= 0, cur
;
2421 retval
= target_poll(target
);
2422 if (retval
!= ERROR_OK
)
2424 if (target
->state
== state
)
2429 then
= timeval_ms();
2430 LOG_DEBUG("waiting for target %s...",
2431 Jim_Nvp_value2name_simple(nvp_target_state
, state
)->name
);
2437 if ((cur
-then
) > ms
) {
2438 LOG_ERROR("timed out while waiting for target %s",
2439 Jim_Nvp_value2name_simple(nvp_target_state
, state
)->name
);
2447 COMMAND_HANDLER(handle_halt_command
)
2451 struct target
*target
= get_current_target(CMD_CTX
);
2452 int retval
= target_halt(target
);
2453 if (ERROR_OK
!= retval
)
2456 if (CMD_ARGC
== 1) {
2457 unsigned wait_local
;
2458 retval
= parse_uint(CMD_ARGV
[0], &wait_local
);
2459 if (ERROR_OK
!= retval
)
2460 return ERROR_COMMAND_SYNTAX_ERROR
;
2465 return CALL_COMMAND_HANDLER(handle_wait_halt_command
);
2468 COMMAND_HANDLER(handle_soft_reset_halt_command
)
2470 struct target
*target
= get_current_target(CMD_CTX
);
2472 LOG_USER("requesting target halt and executing a soft reset");
2474 target
->type
->soft_reset_halt(target
);
2479 COMMAND_HANDLER(handle_reset_command
)
2482 return ERROR_COMMAND_SYNTAX_ERROR
;
2484 enum target_reset_mode reset_mode
= RESET_RUN
;
2485 if (CMD_ARGC
== 1) {
2487 n
= Jim_Nvp_name2value_simple(nvp_reset_modes
, CMD_ARGV
[0]);
2488 if ((n
->name
== NULL
) || (n
->value
== RESET_UNKNOWN
))
2489 return ERROR_COMMAND_SYNTAX_ERROR
;
2490 reset_mode
= n
->value
;
2493 /* reset *all* targets */
2494 return target_process_reset(CMD_CTX
, reset_mode
);
2498 COMMAND_HANDLER(handle_resume_command
)
2502 return ERROR_COMMAND_SYNTAX_ERROR
;
2504 struct target
*target
= get_current_target(CMD_CTX
);
2506 /* with no CMD_ARGV, resume from current pc, addr = 0,
2507 * with one arguments, addr = CMD_ARGV[0],
2508 * handle breakpoints, not debugging */
2510 if (CMD_ARGC
== 1) {
2511 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], addr
);
2515 return target_resume(target
, current
, addr
, 1, 0);
2518 COMMAND_HANDLER(handle_step_command
)
2521 return ERROR_COMMAND_SYNTAX_ERROR
;
2525 /* with no CMD_ARGV, step from current pc, addr = 0,
2526 * with one argument addr = CMD_ARGV[0],
2527 * handle breakpoints, debugging */
2530 if (CMD_ARGC
== 1) {
2531 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], addr
);
2535 struct target
*target
= get_current_target(CMD_CTX
);
2537 return target
->type
->step(target
, current_pc
, addr
, 1);
2540 static void handle_md_output(struct command_context
*cmd_ctx
,
2541 struct target
*target
, uint32_t address
, unsigned size
,
2542 unsigned count
, const uint8_t *buffer
)
2544 const unsigned line_bytecnt
= 32;
2545 unsigned line_modulo
= line_bytecnt
/ size
;
2547 char output
[line_bytecnt
* 4 + 1];
2548 unsigned output_len
= 0;
2550 const char *value_fmt
;
2553 value_fmt
= "%8.8x ";
2556 value_fmt
= "%4.4x ";
2559 value_fmt
= "%2.2x ";
2562 /* "can't happen", caller checked */
2563 LOG_ERROR("invalid memory read size: %u", size
);
2567 for (unsigned i
= 0; i
< count
; i
++) {
2568 if (i
% line_modulo
== 0) {
2569 output_len
+= snprintf(output
+ output_len
,
2570 sizeof(output
) - output_len
,
2572 (unsigned)(address
+ (i
*size
)));
2576 const uint8_t *value_ptr
= buffer
+ i
* size
;
2579 value
= target_buffer_get_u32(target
, value_ptr
);
2582 value
= target_buffer_get_u16(target
, value_ptr
);
2587 output_len
+= snprintf(output
+ output_len
,
2588 sizeof(output
) - output_len
,
2591 if ((i
% line_modulo
== line_modulo
- 1) || (i
== count
- 1)) {
2592 command_print(cmd_ctx
, "%s", output
);
2598 COMMAND_HANDLER(handle_md_command
)
2601 return ERROR_COMMAND_SYNTAX_ERROR
;
2604 switch (CMD_NAME
[2]) {
2615 return ERROR_COMMAND_SYNTAX_ERROR
;
2618 bool physical
= strcmp(CMD_ARGV
[0], "phys") == 0;
2619 int (*fn
)(struct target
*target
,
2620 uint32_t address
, uint32_t size_value
, uint32_t count
, uint8_t *buffer
);
2624 fn
= target_read_phys_memory
;
2626 fn
= target_read_memory
;
2627 if ((CMD_ARGC
< 1) || (CMD_ARGC
> 2))
2628 return ERROR_COMMAND_SYNTAX_ERROR
;
2631 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], address
);
2635 COMMAND_PARSE_NUMBER(uint
, CMD_ARGV
[1], count
);
2637 uint8_t *buffer
= calloc(count
, size
);
2639 struct target
*target
= get_current_target(CMD_CTX
);
2640 int retval
= fn(target
, address
, size
, count
, buffer
);
2641 if (ERROR_OK
== retval
)
2642 handle_md_output(CMD_CTX
, target
, address
, size
, count
, buffer
);
2649 typedef int (*target_write_fn
)(struct target
*target
,
2650 uint32_t address
, uint32_t size
, uint32_t count
, const uint8_t *buffer
);
2652 static int target_write_memory_fast(struct target
*target
,
2653 uint32_t address
, uint32_t size
, uint32_t count
, const uint8_t *buffer
)
2655 return target_write_buffer(target
, address
, size
* count
, buffer
);
2658 static int target_fill_mem(struct target
*target
,
2667 /* We have to write in reasonably large chunks to be able
2668 * to fill large memory areas with any sane speed */
2669 const unsigned chunk_size
= 16384;
2670 uint8_t *target_buf
= malloc(chunk_size
* data_size
);
2671 if (target_buf
== NULL
) {
2672 LOG_ERROR("Out of memory");
2676 for (unsigned i
= 0; i
< chunk_size
; i
++) {
2677 switch (data_size
) {
2679 target_buffer_set_u32(target
, target_buf
+ i
* data_size
, b
);
2682 target_buffer_set_u16(target
, target_buf
+ i
* data_size
, b
);
2685 target_buffer_set_u8(target
, target_buf
+ i
* data_size
, b
);
2692 int retval
= ERROR_OK
;
2694 for (unsigned x
= 0; x
< c
; x
+= chunk_size
) {
2697 if (current
> chunk_size
)
2698 current
= chunk_size
;
2699 retval
= fn(target
, address
+ x
* data_size
, data_size
, current
, target_buf
);
2700 if (retval
!= ERROR_OK
)
2702 /* avoid GDB timeouts */
2711 COMMAND_HANDLER(handle_mw_command
)
2714 return ERROR_COMMAND_SYNTAX_ERROR
;
2715 bool physical
= strcmp(CMD_ARGV
[0], "phys") == 0;
2720 fn
= target_write_phys_memory
;
2722 fn
= target_write_memory_fast
;
2723 if ((CMD_ARGC
< 2) || (CMD_ARGC
> 3))
2724 return ERROR_COMMAND_SYNTAX_ERROR
;
2727 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], address
);
2730 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], value
);
2734 COMMAND_PARSE_NUMBER(uint
, CMD_ARGV
[2], count
);
2736 struct target
*target
= get_current_target(CMD_CTX
);
2738 switch (CMD_NAME
[2]) {
2749 return ERROR_COMMAND_SYNTAX_ERROR
;
2752 return target_fill_mem(target
, address
, fn
, wordsize
, value
, count
);
2755 static COMMAND_HELPER(parse_load_image_command_CMD_ARGV
, struct image
*image
,
2756 uint32_t *min_address
, uint32_t *max_address
)
2758 if (CMD_ARGC
< 1 || CMD_ARGC
> 5)
2759 return ERROR_COMMAND_SYNTAX_ERROR
;
2761 /* a base address isn't always necessary,
2762 * default to 0x0 (i.e. don't relocate) */
2763 if (CMD_ARGC
>= 2) {
2765 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], addr
);
2766 image
->base_address
= addr
;
2767 image
->base_address_set
= 1;
2769 image
->base_address_set
= 0;
2771 image
->start_address_set
= 0;
2774 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[3], *min_address
);
2775 if (CMD_ARGC
== 5) {
2776 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[4], *max_address
);
2777 /* use size (given) to find max (required) */
2778 *max_address
+= *min_address
;
2781 if (*min_address
> *max_address
)
2782 return ERROR_COMMAND_SYNTAX_ERROR
;
2787 COMMAND_HANDLER(handle_load_image_command
)
2791 uint32_t image_size
;
2792 uint32_t min_address
= 0;
2793 uint32_t max_address
= 0xffffffff;
2797 int retval
= CALL_COMMAND_HANDLER(parse_load_image_command_CMD_ARGV
,
2798 &image
, &min_address
, &max_address
);
2799 if (ERROR_OK
!= retval
)
2802 struct target
*target
= get_current_target(CMD_CTX
);
2804 struct duration bench
;
2805 duration_start(&bench
);
2807 if (image_open(&image
, CMD_ARGV
[0], (CMD_ARGC
>= 3) ? CMD_ARGV
[2] : NULL
) != ERROR_OK
)
2812 for (i
= 0; i
< image
.num_sections
; i
++) {
2813 buffer
= malloc(image
.sections
[i
].size
);
2814 if (buffer
== NULL
) {
2815 command_print(CMD_CTX
,
2816 "error allocating buffer for section (%d bytes)",
2817 (int)(image
.sections
[i
].size
));
2821 retval
= image_read_section(&image
, i
, 0x0, image
.sections
[i
].size
, buffer
, &buf_cnt
);
2822 if (retval
!= ERROR_OK
) {
2827 uint32_t offset
= 0;
2828 uint32_t length
= buf_cnt
;
2830 /* DANGER!!! beware of unsigned comparision here!!! */
2832 if ((image
.sections
[i
].base_address
+ buf_cnt
>= min_address
) &&
2833 (image
.sections
[i
].base_address
< max_address
)) {
2835 if (image
.sections
[i
].base_address
< min_address
) {
2836 /* clip addresses below */
2837 offset
+= min_address
-image
.sections
[i
].base_address
;
2841 if (image
.sections
[i
].base_address
+ buf_cnt
> max_address
)
2842 length
-= (image
.sections
[i
].base_address
+ buf_cnt
)-max_address
;
2844 retval
= target_write_buffer(target
,
2845 image
.sections
[i
].base_address
+ offset
, length
, buffer
+ offset
);
2846 if (retval
!= ERROR_OK
) {
2850 image_size
+= length
;
2851 command_print(CMD_CTX
, "%u bytes written at address 0x%8.8" PRIx32
"",
2852 (unsigned int)length
,
2853 image
.sections
[i
].base_address
+ offset
);
2859 if ((ERROR_OK
== retval
) && (duration_measure(&bench
) == ERROR_OK
)) {
2860 command_print(CMD_CTX
, "downloaded %" PRIu32
" bytes "
2861 "in %fs (%0.3f KiB/s)", image_size
,
2862 duration_elapsed(&bench
), duration_kbps(&bench
, image_size
));
2865 image_close(&image
);
2871 COMMAND_HANDLER(handle_dump_image_command
)
2873 struct fileio fileio
;
2875 int retval
, retvaltemp
;
2876 uint32_t address
, size
;
2877 struct duration bench
;
2878 struct target
*target
= get_current_target(CMD_CTX
);
2881 return ERROR_COMMAND_SYNTAX_ERROR
;
2883 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], address
);
2884 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[2], size
);
2886 uint32_t buf_size
= (size
> 4096) ? 4096 : size
;
2887 buffer
= malloc(buf_size
);
2891 retval
= fileio_open(&fileio
, CMD_ARGV
[0], FILEIO_WRITE
, FILEIO_BINARY
);
2892 if (retval
!= ERROR_OK
) {
2897 duration_start(&bench
);
2900 size_t size_written
;
2901 uint32_t this_run_size
= (size
> buf_size
) ? buf_size
: size
;
2902 retval
= target_read_buffer(target
, address
, this_run_size
, buffer
);
2903 if (retval
!= ERROR_OK
)
2906 retval
= fileio_write(&fileio
, this_run_size
, buffer
, &size_written
);
2907 if (retval
!= ERROR_OK
)
2910 size
-= this_run_size
;
2911 address
+= this_run_size
;
2916 if ((ERROR_OK
== retval
) && (duration_measure(&bench
) == ERROR_OK
)) {
2918 retval
= fileio_size(&fileio
, &filesize
);
2919 if (retval
!= ERROR_OK
)
2921 command_print(CMD_CTX
,
2922 "dumped %ld bytes in %fs (%0.3f KiB/s)", (long)filesize
,
2923 duration_elapsed(&bench
), duration_kbps(&bench
, filesize
));
2926 retvaltemp
= fileio_close(&fileio
);
2927 if (retvaltemp
!= ERROR_OK
)
2933 static COMMAND_HELPER(handle_verify_image_command_internal
, int verify
)
2937 uint32_t image_size
;
2940 uint32_t checksum
= 0;
2941 uint32_t mem_checksum
= 0;
2945 struct target
*target
= get_current_target(CMD_CTX
);
2948 return ERROR_COMMAND_SYNTAX_ERROR
;
2951 LOG_ERROR("no target selected");
2955 struct duration bench
;
2956 duration_start(&bench
);
2958 if (CMD_ARGC
>= 2) {
2960 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], addr
);
2961 image
.base_address
= addr
;
2962 image
.base_address_set
= 1;
2964 image
.base_address_set
= 0;
2965 image
.base_address
= 0x0;
2968 image
.start_address_set
= 0;
2970 retval
= image_open(&image
, CMD_ARGV
[0], (CMD_ARGC
== 3) ? CMD_ARGV
[2] : NULL
);
2971 if (retval
!= ERROR_OK
)
2977 for (i
= 0; i
< image
.num_sections
; i
++) {
2978 buffer
= malloc(image
.sections
[i
].size
);
2979 if (buffer
== NULL
) {
2980 command_print(CMD_CTX
,
2981 "error allocating buffer for section (%d bytes)",
2982 (int)(image
.sections
[i
].size
));
2985 retval
= image_read_section(&image
, i
, 0x0, image
.sections
[i
].size
, buffer
, &buf_cnt
);
2986 if (retval
!= ERROR_OK
) {
2992 /* calculate checksum of image */
2993 retval
= image_calculate_checksum(buffer
, buf_cnt
, &checksum
);
2994 if (retval
!= ERROR_OK
) {
2999 retval
= target_checksum_memory(target
, image
.sections
[i
].base_address
, buf_cnt
, &mem_checksum
);
3000 if (retval
!= ERROR_OK
) {
3005 if (checksum
!= mem_checksum
) {
3006 /* failed crc checksum, fall back to a binary compare */
3010 LOG_ERROR("checksum mismatch - attempting binary compare");
3012 data
= (uint8_t *)malloc(buf_cnt
);
3014 /* Can we use 32bit word accesses? */
3016 int count
= buf_cnt
;
3017 if ((count
% 4) == 0) {
3021 retval
= target_read_memory(target
, image
.sections
[i
].base_address
, size
, count
, data
);
3022 if (retval
== ERROR_OK
) {
3024 for (t
= 0; t
< buf_cnt
; t
++) {
3025 if (data
[t
] != buffer
[t
]) {
3026 command_print(CMD_CTX
,
3027 "diff %d address 0x%08x. Was 0x%02x instead of 0x%02x",
3029 (unsigned)(t
+ image
.sections
[i
].base_address
),
3032 if (diffs
++ >= 127) {
3033 command_print(CMD_CTX
, "More than 128 errors, the rest are not printed.");
3045 command_print(CMD_CTX
, "address 0x%08" PRIx32
" length 0x%08zx",
3046 image
.sections
[i
].base_address
,
3051 image_size
+= buf_cnt
;
3054 command_print(CMD_CTX
, "No more differences found.");
3057 retval
= ERROR_FAIL
;
3058 if ((ERROR_OK
== retval
) && (duration_measure(&bench
) == ERROR_OK
)) {
3059 command_print(CMD_CTX
, "verified %" PRIu32
" bytes "
3060 "in %fs (%0.3f KiB/s)", image_size
,
3061 duration_elapsed(&bench
), duration_kbps(&bench
, image_size
));
3064 image_close(&image
);
3069 COMMAND_HANDLER(handle_verify_image_command
)
3071 return CALL_COMMAND_HANDLER(handle_verify_image_command_internal
, 1);
3074 COMMAND_HANDLER(handle_test_image_command
)
3076 return CALL_COMMAND_HANDLER(handle_verify_image_command_internal
, 0);
3079 static int handle_bp_command_list(struct command_context
*cmd_ctx
)
3081 struct target
*target
= get_current_target(cmd_ctx
);
3082 struct breakpoint
*breakpoint
= target
->breakpoints
;
3083 while (breakpoint
) {
3084 if (breakpoint
->type
== BKPT_SOFT
) {
3085 char *buf
= buf_to_str(breakpoint
->orig_instr
,
3086 breakpoint
->length
, 16);
3087 command_print(cmd_ctx
, "IVA breakpoint: 0x%8.8" PRIx32
", 0x%x, %i, 0x%s",
3088 breakpoint
->address
,
3090 breakpoint
->set
, buf
);
3093 if ((breakpoint
->address
== 0) && (breakpoint
->asid
!= 0))
3094 command_print(cmd_ctx
, "Context breakpoint: 0x%8.8" PRIx32
", 0x%x, %i",
3096 breakpoint
->length
, breakpoint
->set
);
3097 else if ((breakpoint
->address
!= 0) && (breakpoint
->asid
!= 0)) {
3098 command_print(cmd_ctx
, "Hybrid breakpoint(IVA): 0x%8.8" PRIx32
", 0x%x, %i",
3099 breakpoint
->address
,
3100 breakpoint
->length
, breakpoint
->set
);
3101 command_print(cmd_ctx
, "\t|--->linked with ContextID: 0x%8.8" PRIx32
,
3104 command_print(cmd_ctx
, "Breakpoint(IVA): 0x%8.8" PRIx32
", 0x%x, %i",
3105 breakpoint
->address
,
3106 breakpoint
->length
, breakpoint
->set
);
3109 breakpoint
= breakpoint
->next
;
3114 static int handle_bp_command_set(struct command_context
*cmd_ctx
,
3115 uint32_t addr
, uint32_t asid
, uint32_t length
, int hw
)
3117 struct target
*target
= get_current_target(cmd_ctx
);
3120 int retval
= breakpoint_add(target
, addr
, length
, hw
);
3121 if (ERROR_OK
== retval
)
3122 command_print(cmd_ctx
, "breakpoint set at 0x%8.8" PRIx32
"", addr
);
3124 LOG_ERROR("Failure setting breakpoint, the same address(IVA) is already used");
3127 } else if (addr
== 0) {
3128 int retval
= context_breakpoint_add(target
, asid
, length
, hw
);
3129 if (ERROR_OK
== retval
)
3130 command_print(cmd_ctx
, "Context breakpoint set at 0x%8.8" PRIx32
"", asid
);
3132 LOG_ERROR("Failure setting breakpoint, the same address(CONTEXTID) is already used");
3136 int retval
= hybrid_breakpoint_add(target
, addr
, asid
, length
, hw
);
3137 if (ERROR_OK
== retval
)
3138 command_print(cmd_ctx
, "Hybrid breakpoint set at 0x%8.8" PRIx32
"", asid
);
3140 LOG_ERROR("Failure setting breakpoint, the same address is already used");
3147 COMMAND_HANDLER(handle_bp_command
)
3156 return handle_bp_command_list(CMD_CTX
);
3160 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], addr
);
3161 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], length
);
3162 return handle_bp_command_set(CMD_CTX
, addr
, asid
, length
, hw
);
3165 if (strcmp(CMD_ARGV
[2], "hw") == 0) {
3167 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], addr
);
3169 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], length
);
3172 return handle_bp_command_set(CMD_CTX
, addr
, asid
, length
, hw
);
3173 } else if (strcmp(CMD_ARGV
[2], "hw_ctx") == 0) {
3175 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], asid
);
3176 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], length
);
3178 return handle_bp_command_set(CMD_CTX
, addr
, asid
, length
, hw
);
3183 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], addr
);
3184 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], asid
);
3185 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[2], length
);
3186 return handle_bp_command_set(CMD_CTX
, addr
, asid
, length
, hw
);
3189 return ERROR_COMMAND_SYNTAX_ERROR
;
3193 COMMAND_HANDLER(handle_rbp_command
)
3196 return ERROR_COMMAND_SYNTAX_ERROR
;
3199 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], addr
);
3201 struct target
*target
= get_current_target(CMD_CTX
);
3202 breakpoint_remove(target
, addr
);
3207 COMMAND_HANDLER(handle_wp_command
)
3209 struct target
*target
= get_current_target(CMD_CTX
);
3211 if (CMD_ARGC
== 0) {
3212 struct watchpoint
*watchpoint
= target
->watchpoints
;
3214 while (watchpoint
) {
3215 command_print(CMD_CTX
, "address: 0x%8.8" PRIx32
3216 ", len: 0x%8.8" PRIx32
3217 ", r/w/a: %i, value: 0x%8.8" PRIx32
3218 ", mask: 0x%8.8" PRIx32
,
3219 watchpoint
->address
,
3221 (int)watchpoint
->rw
,
3224 watchpoint
= watchpoint
->next
;
3229 enum watchpoint_rw type
= WPT_ACCESS
;
3231 uint32_t length
= 0;
3232 uint32_t data_value
= 0x0;
3233 uint32_t data_mask
= 0xffffffff;
3237 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[4], data_mask
);
3240 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[3], data_value
);
3243 switch (CMD_ARGV
[2][0]) {
3254 LOG_ERROR("invalid watchpoint mode ('%c')", CMD_ARGV
[2][0]);
3255 return ERROR_COMMAND_SYNTAX_ERROR
;
3259 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], length
);
3260 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], addr
);
3264 return ERROR_COMMAND_SYNTAX_ERROR
;
3267 int retval
= watchpoint_add(target
, addr
, length
, type
,
3268 data_value
, data_mask
);
3269 if (ERROR_OK
!= retval
)
3270 LOG_ERROR("Failure setting watchpoints");
3275 COMMAND_HANDLER(handle_rwp_command
)
3278 return ERROR_COMMAND_SYNTAX_ERROR
;
3281 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], addr
);
3283 struct target
*target
= get_current_target(CMD_CTX
);
3284 watchpoint_remove(target
, addr
);
3290 * Translate a virtual address to a physical address.
3292 * The low-level target implementation must have logged a detailed error
3293 * which is forwarded to telnet/GDB session.
3295 COMMAND_HANDLER(handle_virt2phys_command
)
3298 return ERROR_COMMAND_SYNTAX_ERROR
;
3301 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], va
);
3304 struct target
*target
= get_current_target(CMD_CTX
);
3305 int retval
= target
->type
->virt2phys(target
, va
, &pa
);
3306 if (retval
== ERROR_OK
)
3307 command_print(CMD_CTX
, "Physical address 0x%08" PRIx32
"", pa
);
3312 static void writeData(FILE *f
, const void *data
, size_t len
)
3314 size_t written
= fwrite(data
, 1, len
, f
);
3316 LOG_ERROR("failed to write %zu bytes: %s", len
, strerror(errno
));
3319 static void writeLong(FILE *f
, int l
)
3322 for (i
= 0; i
< 4; i
++) {
3323 char c
= (l
>> (i
*8))&0xff;
3324 writeData(f
, &c
, 1);
3329 static void writeString(FILE *f
, char *s
)
3331 writeData(f
, s
, strlen(s
));
3334 /* Dump a gmon.out histogram file. */
3335 static void writeGmon(uint32_t *samples
, uint32_t sampleNum
, const char *filename
)
3338 FILE *f
= fopen(filename
, "w");
3341 writeString(f
, "gmon");
3342 writeLong(f
, 0x00000001); /* Version */
3343 writeLong(f
, 0); /* padding */
3344 writeLong(f
, 0); /* padding */
3345 writeLong(f
, 0); /* padding */
3347 uint8_t zero
= 0; /* GMON_TAG_TIME_HIST */
3348 writeData(f
, &zero
, 1);
3350 /* figure out bucket size */
3351 uint32_t min
= samples
[0];
3352 uint32_t max
= samples
[0];
3353 for (i
= 0; i
< sampleNum
; i
++) {
3354 if (min
> samples
[i
])
3356 if (max
< samples
[i
])
3360 int addressSpace
= (max
- min
+ 1);
3361 assert(addressSpace
>= 2);
3363 static const uint32_t maxBuckets
= 16 * 1024; /* maximum buckets. */
3364 uint32_t length
= addressSpace
;
3365 if (length
> maxBuckets
)
3366 length
= maxBuckets
;
3367 int *buckets
= malloc(sizeof(int)*length
);
3368 if (buckets
== NULL
) {
3372 memset(buckets
, 0, sizeof(int) * length
);
3373 for (i
= 0; i
< sampleNum
; i
++) {
3374 uint32_t address
= samples
[i
];
3375 long long a
= address
- min
;
3376 long long b
= length
- 1;
3377 long long c
= addressSpace
- 1;
3378 int index_t
= (a
* b
) / c
; /* danger!!!! int32 overflows */
3382 /* append binary memory gmon.out &profile_hist_hdr ((char*)&profile_hist_hdr + sizeof(struct gmon_hist_hdr)) */
3383 writeLong(f
, min
); /* low_pc */
3384 writeLong(f
, max
); /* high_pc */
3385 writeLong(f
, length
); /* # of samples */
3386 writeLong(f
, 100); /* KLUDGE! We lie, ca. 100Hz best case. */
3387 writeString(f
, "seconds");
3388 for (i
= 0; i
< (15-strlen("seconds")); i
++)
3389 writeData(f
, &zero
, 1);
3390 writeString(f
, "s");
3392 /*append binary memory gmon.out profile_hist_data (profile_hist_data + profile_hist_hdr.hist_size) */
3394 char *data
= malloc(2 * length
);
3396 for (i
= 0; i
< length
; i
++) {
3401 data
[i
* 2] = val
&0xff;
3402 data
[i
* 2 + 1] = (val
>> 8) & 0xff;
3405 writeData(f
, data
, length
* 2);
3413 /* profiling samples the CPU PC as quickly as OpenOCD is able,
3414 * which will be used as a random sampling of PC */
3415 COMMAND_HANDLER(handle_profile_command
)
3417 struct target
*target
= get_current_target(CMD_CTX
);
3418 struct timeval timeout
, now
;
3420 gettimeofday(&timeout
, NULL
);
3422 return ERROR_COMMAND_SYNTAX_ERROR
;
3424 COMMAND_PARSE_NUMBER(uint
, CMD_ARGV
[0], offset
);
3426 timeval_add_time(&timeout
, offset
, 0);
3429 * @todo: Some cores let us sample the PC without the
3430 * annoying halt/resume step; for example, ARMv7 PCSR.
3431 * Provide a way to use that more efficient mechanism.
3434 command_print(CMD_CTX
, "Starting profiling. Halting and resuming the target as often as we can...");
3436 static const int maxSample
= 10000;
3437 uint32_t *samples
= malloc(sizeof(uint32_t)*maxSample
);
3438 if (samples
== NULL
)
3442 /* hopefully it is safe to cache! We want to stop/restart as quickly as possible. */
3443 struct reg
*reg
= register_get_by_name(target
->reg_cache
, "pc", 1);
3445 int retval
= ERROR_OK
;
3447 target_poll(target
);
3448 if (target
->state
== TARGET_HALTED
) {
3449 uint32_t t
= *((uint32_t *)reg
->value
);
3450 samples
[numSamples
++] = t
;
3451 /* current pc, addr = 0, do not handle breakpoints, not debugging */
3452 retval
= target_resume(target
, 1, 0, 0, 0);
3453 target_poll(target
);
3454 alive_sleep(10); /* sleep 10ms, i.e. <100 samples/second. */
3455 } else if (target
->state
== TARGET_RUNNING
) {
3456 /* We want to quickly sample the PC. */
3457 retval
= target_halt(target
);
3458 if (retval
!= ERROR_OK
) {
3463 command_print(CMD_CTX
, "Target not halted or running");
3467 if (retval
!= ERROR_OK
)
3470 gettimeofday(&now
, NULL
);
3471 if ((numSamples
>= maxSample
) || ((now
.tv_sec
>= timeout
.tv_sec
)
3472 && (now
.tv_usec
>= timeout
.tv_usec
))) {
3473 command_print(CMD_CTX
, "Profiling completed. %d samples.", numSamples
);
3474 retval
= target_poll(target
);
3475 if (retval
!= ERROR_OK
) {
3479 if (target
->state
== TARGET_HALTED
) {
3480 /* current pc, addr = 0, do not handle
3481 * breakpoints, not debugging */
3482 target_resume(target
, 1, 0, 0, 0);
3484 retval
= target_poll(target
);
3485 if (retval
!= ERROR_OK
) {
3489 writeGmon(samples
, numSamples
, CMD_ARGV
[1]);
3490 command_print(CMD_CTX
, "Wrote %s", CMD_ARGV
[1]);
3499 static int new_int_array_element(Jim_Interp
*interp
, const char *varname
, int idx
, uint32_t val
)
3502 Jim_Obj
*nameObjPtr
, *valObjPtr
;
3505 namebuf
= alloc_printf("%s(%d)", varname
, idx
);
3509 nameObjPtr
= Jim_NewStringObj(interp
, namebuf
, -1);
3510 valObjPtr
= Jim_NewIntObj(interp
, val
);
3511 if (!nameObjPtr
|| !valObjPtr
) {
3516 Jim_IncrRefCount(nameObjPtr
);
3517 Jim_IncrRefCount(valObjPtr
);
3518 result
= Jim_SetVariable(interp
, nameObjPtr
, valObjPtr
);
3519 Jim_DecrRefCount(interp
, nameObjPtr
);
3520 Jim_DecrRefCount(interp
, valObjPtr
);
3522 /* printf("%s(%d) <= 0%08x\n", varname, idx, val); */
3526 static int jim_mem2array(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
3528 struct command_context
*context
;
3529 struct target
*target
;
3531 context
= current_command_context(interp
);
3532 assert(context
!= NULL
);
3534 target
= get_current_target(context
);
3535 if (target
== NULL
) {
3536 LOG_ERROR("mem2array: no current target");
3540 return target_mem2array(interp
, target
, argc
- 1, argv
+ 1);
3543 static int target_mem2array(Jim_Interp
*interp
, struct target
*target
, int argc
, Jim_Obj
*const *argv
)
3551 const char *varname
;
3555 /* argv[1] = name of array to receive the data
3556 * argv[2] = desired width
3557 * argv[3] = memory address
3558 * argv[4] = count of times to read
3561 Jim_WrongNumArgs(interp
, 1, argv
, "varname width addr nelems");
3564 varname
= Jim_GetString(argv
[0], &len
);
3565 /* given "foo" get space for worse case "foo(%d)" .. add 20 */
3567 e
= Jim_GetLong(interp
, argv
[1], &l
);
3572 e
= Jim_GetLong(interp
, argv
[2], &l
);
3576 e
= Jim_GetLong(interp
, argv
[3], &l
);
3591 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3592 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "Invalid width param, must be 8/16/32", NULL
);
3596 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3597 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "mem2array: zero width read?", NULL
);
3600 if ((addr
+ (len
* width
)) < addr
) {
3601 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3602 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "mem2array: addr + len - wraps to zero?", NULL
);
3605 /* absurd transfer size? */
3607 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3608 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "mem2array: absurd > 64K item request", NULL
);
3613 ((width
== 2) && ((addr
& 1) == 0)) ||
3614 ((width
== 4) && ((addr
& 3) == 0))) {
3618 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3619 sprintf(buf
, "mem2array address: 0x%08" PRIx32
" is not aligned for %" PRId32
" byte reads",
3622 Jim_AppendStrings(interp
, Jim_GetResult(interp
), buf
, NULL
);
3631 size_t buffersize
= 4096;
3632 uint8_t *buffer
= malloc(buffersize
);
3639 /* Slurp... in buffer size chunks */
3641 count
= len
; /* in objects.. */
3642 if (count
> (buffersize
/ width
))
3643 count
= (buffersize
/ width
);
3645 retval
= target_read_memory(target
, addr
, width
, count
, buffer
);
3646 if (retval
!= ERROR_OK
) {
3648 LOG_ERROR("mem2array: Read @ 0x%08x, w=%d, cnt=%d, failed",
3652 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3653 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "mem2array: cannot read memory", NULL
);
3657 v
= 0; /* shut up gcc */
3658 for (i
= 0; i
< count
; i
++, n
++) {
3661 v
= target_buffer_get_u32(target
, &buffer
[i
*width
]);
3664 v
= target_buffer_get_u16(target
, &buffer
[i
*width
]);
3667 v
= buffer
[i
] & 0x0ff;
3670 new_int_array_element(interp
, varname
, n
, v
);
3678 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3683 static int get_int_array_element(Jim_Interp
*interp
, const char *varname
, int idx
, uint32_t *val
)
3686 Jim_Obj
*nameObjPtr
, *valObjPtr
;
3690 namebuf
= alloc_printf("%s(%d)", varname
, idx
);
3694 nameObjPtr
= Jim_NewStringObj(interp
, namebuf
, -1);
3700 Jim_IncrRefCount(nameObjPtr
);
3701 valObjPtr
= Jim_GetVariable(interp
, nameObjPtr
, JIM_ERRMSG
);
3702 Jim_DecrRefCount(interp
, nameObjPtr
);
3704 if (valObjPtr
== NULL
)
3707 result
= Jim_GetLong(interp
, valObjPtr
, &l
);
3708 /* printf("%s(%d) => 0%08x\n", varname, idx, val); */
3713 static int jim_array2mem(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
3715 struct command_context
*context
;
3716 struct target
*target
;
3718 context
= current_command_context(interp
);
3719 assert(context
!= NULL
);
3721 target
= get_current_target(context
);
3722 if (target
== NULL
) {
3723 LOG_ERROR("array2mem: no current target");
3727 return target_array2mem(interp
, target
, argc
-1, argv
+ 1);
3730 static int target_array2mem(Jim_Interp
*interp
, struct target
*target
,
3731 int argc
, Jim_Obj
*const *argv
)
3739 const char *varname
;
3743 /* argv[1] = name of array to get the data
3744 * argv[2] = desired width
3745 * argv[3] = memory address
3746 * argv[4] = count to write
3749 Jim_WrongNumArgs(interp
, 0, argv
, "varname width addr nelems");
3752 varname
= Jim_GetString(argv
[0], &len
);
3753 /* given "foo" get space for worse case "foo(%d)" .. add 20 */
3755 e
= Jim_GetLong(interp
, argv
[1], &l
);
3760 e
= Jim_GetLong(interp
, argv
[2], &l
);
3764 e
= Jim_GetLong(interp
, argv
[3], &l
);
3779 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3780 Jim_AppendStrings(interp
, Jim_GetResult(interp
),
3781 "Invalid width param, must be 8/16/32", NULL
);
3785 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3786 Jim_AppendStrings(interp
, Jim_GetResult(interp
),
3787 "array2mem: zero width read?", NULL
);
3790 if ((addr
+ (len
* width
)) < addr
) {
3791 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3792 Jim_AppendStrings(interp
, Jim_GetResult(interp
),
3793 "array2mem: addr + len - wraps to zero?", NULL
);
3796 /* absurd transfer size? */
3798 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3799 Jim_AppendStrings(interp
, Jim_GetResult(interp
),
3800 "array2mem: absurd > 64K item request", NULL
);
3805 ((width
== 2) && ((addr
& 1) == 0)) ||
3806 ((width
== 4) && ((addr
& 3) == 0))) {
3810 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3811 sprintf(buf
, "array2mem address: 0x%08x is not aligned for %d byte reads",
3814 Jim_AppendStrings(interp
, Jim_GetResult(interp
), buf
, NULL
);
3825 size_t buffersize
= 4096;
3826 uint8_t *buffer
= malloc(buffersize
);
3831 /* Slurp... in buffer size chunks */
3833 count
= len
; /* in objects.. */
3834 if (count
> (buffersize
/ width
))
3835 count
= (buffersize
/ width
);
3837 v
= 0; /* shut up gcc */
3838 for (i
= 0; i
< count
; i
++, n
++) {
3839 get_int_array_element(interp
, varname
, n
, &v
);
3842 target_buffer_set_u32(target
, &buffer
[i
* width
], v
);
3845 target_buffer_set_u16(target
, &buffer
[i
* width
], v
);
3848 buffer
[i
] = v
& 0x0ff;
3854 retval
= target_write_memory(target
, addr
, width
, count
, buffer
);
3855 if (retval
!= ERROR_OK
) {
3857 LOG_ERROR("array2mem: Write @ 0x%08x, w=%d, cnt=%d, failed",
3861 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3862 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "array2mem: cannot read memory", NULL
);
3870 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3875 /* FIX? should we propagate errors here rather than printing them
3878 void target_handle_event(struct target
*target
, enum target_event e
)
3880 struct target_event_action
*teap
;
3882 for (teap
= target
->event_action
; teap
!= NULL
; teap
= teap
->next
) {
3883 if (teap
->event
== e
) {
3884 LOG_DEBUG("target: (%d) %s (%s) event: %d (%s) action: %s",
3885 target
->target_number
,
3886 target_name(target
),
3887 target_type_name(target
),
3889 Jim_Nvp_value2name_simple(nvp_target_event
, e
)->name
,
3890 Jim_GetString(teap
->body
, NULL
));
3891 if (Jim_EvalObj(teap
->interp
, teap
->body
) != JIM_OK
) {
3892 Jim_MakeErrorMessage(teap
->interp
);
3893 command_print(NULL
, "%s\n", Jim_GetString(Jim_GetResult(teap
->interp
), NULL
));
3900 * Returns true only if the target has a handler for the specified event.
3902 bool target_has_event_action(struct target
*target
, enum target_event event
)
3904 struct target_event_action
*teap
;
3906 for (teap
= target
->event_action
; teap
!= NULL
; teap
= teap
->next
) {
3907 if (teap
->event
== event
)
3913 enum target_cfg_param
{
3916 TCFG_WORK_AREA_VIRT
,
3917 TCFG_WORK_AREA_PHYS
,
3918 TCFG_WORK_AREA_SIZE
,
3919 TCFG_WORK_AREA_BACKUP
,
3923 TCFG_CHAIN_POSITION
,
3928 static Jim_Nvp nvp_config_opts
[] = {
3929 { .name
= "-type", .value
= TCFG_TYPE
},
3930 { .name
= "-event", .value
= TCFG_EVENT
},
3931 { .name
= "-work-area-virt", .value
= TCFG_WORK_AREA_VIRT
},
3932 { .name
= "-work-area-phys", .value
= TCFG_WORK_AREA_PHYS
},
3933 { .name
= "-work-area-size", .value
= TCFG_WORK_AREA_SIZE
},
3934 { .name
= "-work-area-backup", .value
= TCFG_WORK_AREA_BACKUP
},
3935 { .name
= "-endian" , .value
= TCFG_ENDIAN
},
3936 { .name
= "-variant", .value
= TCFG_VARIANT
},
3937 { .name
= "-coreid", .value
= TCFG_COREID
},
3938 { .name
= "-chain-position", .value
= TCFG_CHAIN_POSITION
},
3939 { .name
= "-dbgbase", .value
= TCFG_DBGBASE
},
3940 { .name
= "-rtos", .value
= TCFG_RTOS
},
3941 { .name
= NULL
, .value
= -1 }
3944 static int target_configure(Jim_GetOptInfo
*goi
, struct target
*target
)
3952 /* parse config or cget options ... */
3953 while (goi
->argc
> 0) {
3954 Jim_SetEmptyResult(goi
->interp
);
3955 /* Jim_GetOpt_Debug(goi); */
3957 if (target
->type
->target_jim_configure
) {
3958 /* target defines a configure function */
3959 /* target gets first dibs on parameters */
3960 e
= (*(target
->type
->target_jim_configure
))(target
, goi
);
3969 /* otherwise we 'continue' below */
3971 e
= Jim_GetOpt_Nvp(goi
, nvp_config_opts
, &n
);
3973 Jim_GetOpt_NvpUnknown(goi
, nvp_config_opts
, 0);
3979 if (goi
->isconfigure
) {
3980 Jim_SetResultFormatted(goi
->interp
,
3981 "not settable: %s", n
->name
);
3985 if (goi
->argc
!= 0) {
3986 Jim_WrongNumArgs(goi
->interp
,
3987 goi
->argc
, goi
->argv
,
3992 Jim_SetResultString(goi
->interp
,
3993 target_type_name(target
), -1);
3997 if (goi
->argc
== 0) {
3998 Jim_WrongNumArgs(goi
->interp
, goi
->argc
, goi
->argv
, "-event ?event-name? ...");
4002 e
= Jim_GetOpt_Nvp(goi
, nvp_target_event
, &n
);
4004 Jim_GetOpt_NvpUnknown(goi
, nvp_target_event
, 1);
4008 if (goi
->isconfigure
) {
4009 if (goi
->argc
!= 1) {
4010 Jim_WrongNumArgs(goi
->interp
, goi
->argc
, goi
->argv
, "-event ?event-name? ?EVENT-BODY?");
4014 if (goi
->argc
!= 0) {
4015 Jim_WrongNumArgs(goi
->interp
, goi
->argc
, goi
->argv
, "-event ?event-name?");
4021 struct target_event_action
*teap
;
4023 teap
= target
->event_action
;
4024 /* replace existing? */
4026 if (teap
->event
== (enum target_event
)n
->value
)
4031 if (goi
->isconfigure
) {
4032 bool replace
= true;
4035 teap
= calloc(1, sizeof(*teap
));
4038 teap
->event
= n
->value
;
4039 teap
->interp
= goi
->interp
;
4040 Jim_GetOpt_Obj(goi
, &o
);
4042 Jim_DecrRefCount(teap
->interp
, teap
->body
);
4043 teap
->body
= Jim_DuplicateObj(goi
->interp
, o
);
4046 * Tcl/TK - "tk events" have a nice feature.
4047 * See the "BIND" command.
4048 * We should support that here.
4049 * You can specify %X and %Y in the event code.
4050 * The idea is: %T - target name.
4051 * The idea is: %N - target number
4052 * The idea is: %E - event name.
4054 Jim_IncrRefCount(teap
->body
);
4057 /* add to head of event list */
4058 teap
->next
= target
->event_action
;
4059 target
->event_action
= teap
;
4061 Jim_SetEmptyResult(goi
->interp
);
4065 Jim_SetEmptyResult(goi
->interp
);
4067 Jim_SetResult(goi
->interp
, Jim_DuplicateObj(goi
->interp
, teap
->body
));
4073 case TCFG_WORK_AREA_VIRT
:
4074 if (goi
->isconfigure
) {
4075 target_free_all_working_areas(target
);
4076 e
= Jim_GetOpt_Wide(goi
, &w
);
4079 target
->working_area_virt
= w
;
4080 target
->working_area_virt_spec
= true;
4085 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->working_area_virt
));
4089 case TCFG_WORK_AREA_PHYS
:
4090 if (goi
->isconfigure
) {
4091 target_free_all_working_areas(target
);
4092 e
= Jim_GetOpt_Wide(goi
, &w
);
4095 target
->working_area_phys
= w
;
4096 target
->working_area_phys_spec
= true;
4101 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->working_area_phys
));
4105 case TCFG_WORK_AREA_SIZE
:
4106 if (goi
->isconfigure
) {
4107 target_free_all_working_areas(target
);
4108 e
= Jim_GetOpt_Wide(goi
, &w
);
4111 target
->working_area_size
= w
;
4116 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->working_area_size
));
4120 case TCFG_WORK_AREA_BACKUP
:
4121 if (goi
->isconfigure
) {
4122 target_free_all_working_areas(target
);
4123 e
= Jim_GetOpt_Wide(goi
, &w
);
4126 /* make this exactly 1 or 0 */
4127 target
->backup_working_area
= (!!w
);
4132 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->backup_working_area
));
4133 /* loop for more e*/
4138 if (goi
->isconfigure
) {
4139 e
= Jim_GetOpt_Nvp(goi
, nvp_target_endian
, &n
);
4141 Jim_GetOpt_NvpUnknown(goi
, nvp_target_endian
, 1);
4144 target
->endianness
= n
->value
;
4149 n
= Jim_Nvp_value2name_simple(nvp_target_endian
, target
->endianness
);
4150 if (n
->name
== NULL
) {
4151 target
->endianness
= TARGET_LITTLE_ENDIAN
;
4152 n
= Jim_Nvp_value2name_simple(nvp_target_endian
, target
->endianness
);
4154 Jim_SetResultString(goi
->interp
, n
->name
, -1);
4159 if (goi
->isconfigure
) {
4160 if (goi
->argc
< 1) {
4161 Jim_SetResultFormatted(goi
->interp
,
4166 if (target
->variant
)
4167 free((void *)(target
->variant
));
4168 e
= Jim_GetOpt_String(goi
, &cp
, NULL
);
4171 target
->variant
= strdup(cp
);
4176 Jim_SetResultString(goi
->interp
, target
->variant
, -1);
4181 if (goi
->isconfigure
) {
4182 e
= Jim_GetOpt_Wide(goi
, &w
);
4185 target
->coreid
= (int32_t)w
;
4190 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->working_area_size
));
4194 case TCFG_CHAIN_POSITION
:
4195 if (goi
->isconfigure
) {
4197 struct jtag_tap
*tap
;
4198 target_free_all_working_areas(target
);
4199 e
= Jim_GetOpt_Obj(goi
, &o_t
);
4202 tap
= jtag_tap_by_jim_obj(goi
->interp
, o_t
);
4205 /* make this exactly 1 or 0 */
4211 Jim_SetResultString(goi
->interp
, target
->tap
->dotted_name
, -1);
4212 /* loop for more e*/
4215 if (goi
->isconfigure
) {
4216 e
= Jim_GetOpt_Wide(goi
, &w
);
4219 target
->dbgbase
= (uint32_t)w
;
4220 target
->dbgbase_set
= true;
4225 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->dbgbase
));
4232 int result
= rtos_create(goi
, target
);
4233 if (result
!= JIM_OK
)
4239 } /* while (goi->argc) */
4242 /* done - we return */
4246 static int jim_target_configure(Jim_Interp
*interp
, int argc
, Jim_Obj
* const *argv
)
4250 Jim_GetOpt_Setup(&goi
, interp
, argc
- 1, argv
+ 1);
4251 goi
.isconfigure
= !strcmp(Jim_GetString(argv
[0], NULL
), "configure");
4252 int need_args
= 1 + goi
.isconfigure
;
4253 if (goi
.argc
< need_args
) {
4254 Jim_WrongNumArgs(goi
.interp
, goi
.argc
, goi
.argv
,
4256 ? "missing: -option VALUE ..."
4257 : "missing: -option ...");
4260 struct target
*target
= Jim_CmdPrivData(goi
.interp
);
4261 return target_configure(&goi
, target
);
4264 static int jim_target_mw(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4266 const char *cmd_name
= Jim_GetString(argv
[0], NULL
);
4269 Jim_GetOpt_Setup(&goi
, interp
, argc
- 1, argv
+ 1);
4271 if (goi
.argc
< 2 || goi
.argc
> 4) {
4272 Jim_SetResultFormatted(goi
.interp
,
4273 "usage: %s [phys] <address> <data> [<count>]", cmd_name
);
4278 fn
= target_write_memory_fast
;
4281 if (strcmp(Jim_GetString(argv
[1], NULL
), "phys") == 0) {
4283 struct Jim_Obj
*obj
;
4284 e
= Jim_GetOpt_Obj(&goi
, &obj
);
4288 fn
= target_write_phys_memory
;
4292 e
= Jim_GetOpt_Wide(&goi
, &a
);
4297 e
= Jim_GetOpt_Wide(&goi
, &b
);
4302 if (goi
.argc
== 1) {
4303 e
= Jim_GetOpt_Wide(&goi
, &c
);
4308 /* all args must be consumed */
4312 struct target
*target
= Jim_CmdPrivData(goi
.interp
);
4314 if (strcasecmp(cmd_name
, "mww") == 0)
4316 else if (strcasecmp(cmd_name
, "mwh") == 0)
4318 else if (strcasecmp(cmd_name
, "mwb") == 0)
4321 LOG_ERROR("command '%s' unknown: ", cmd_name
);
4325 return (target_fill_mem(target
, a
, fn
, data_size
, b
, c
) == ERROR_OK
) ? JIM_OK
: JIM_ERR
;
4328 static int jim_target_md(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4330 const char *cmd_name
= Jim_GetString(argv
[0], NULL
);
4333 Jim_GetOpt_Setup(&goi
, interp
, argc
- 1, argv
+ 1);
4335 if ((goi
.argc
< 1) || (goi
.argc
> 3)) {
4336 Jim_SetResultFormatted(goi
.interp
,
4337 "usage: %s [phys] <address> [<count>]", cmd_name
);
4341 int (*fn
)(struct target
*target
,
4342 uint32_t address
, uint32_t size
, uint32_t count
, uint8_t *buffer
);
4343 fn
= target_read_memory
;
4346 if (strcmp(Jim_GetString(argv
[1], NULL
), "phys") == 0) {
4348 struct Jim_Obj
*obj
;
4349 e
= Jim_GetOpt_Obj(&goi
, &obj
);
4353 fn
= target_read_phys_memory
;
4357 e
= Jim_GetOpt_Wide(&goi
, &a
);
4361 if (goi
.argc
== 1) {
4362 e
= Jim_GetOpt_Wide(&goi
, &c
);
4368 /* all args must be consumed */
4372 jim_wide b
= 1; /* shut up gcc */
4373 if (strcasecmp(cmd_name
, "mdw") == 0)
4375 else if (strcasecmp(cmd_name
, "mdh") == 0)
4377 else if (strcasecmp(cmd_name
, "mdb") == 0)
4380 LOG_ERROR("command '%s' unknown: ", cmd_name
);
4384 /* convert count to "bytes" */
4387 struct target
*target
= Jim_CmdPrivData(goi
.interp
);
4388 uint8_t target_buf
[32];
4394 e
= fn(target
, a
, b
, y
/ b
, target_buf
);
4395 if (e
!= ERROR_OK
) {
4397 snprintf(tmp
, sizeof(tmp
), "%08lx", (long)a
);
4398 Jim_SetResultFormatted(interp
, "error reading target @ 0x%s", tmp
);
4402 command_print(NULL
, "0x%08x ", (int)(a
));
4405 for (x
= 0; x
< 16 && x
< y
; x
+= 4) {
4406 z
= target_buffer_get_u32(target
, &(target_buf
[x
]));
4407 command_print(NULL
, "%08x ", (int)(z
));
4409 for (; (x
< 16) ; x
+= 4)
4410 command_print(NULL
, " ");
4413 for (x
= 0; x
< 16 && x
< y
; x
+= 2) {
4414 z
= target_buffer_get_u16(target
, &(target_buf
[x
]));
4415 command_print(NULL
, "%04x ", (int)(z
));
4417 for (; (x
< 16) ; x
+= 2)
4418 command_print(NULL
, " ");
4422 for (x
= 0 ; (x
< 16) && (x
< y
) ; x
+= 1) {
4423 z
= target_buffer_get_u8(target
, &(target_buf
[x
]));
4424 command_print(NULL
, "%02x ", (int)(z
));
4426 for (; (x
< 16) ; x
+= 1)
4427 command_print(NULL
, " ");
4430 /* ascii-ify the bytes */
4431 for (x
= 0 ; x
< y
; x
++) {
4432 if ((target_buf
[x
] >= 0x20) &&
4433 (target_buf
[x
] <= 0x7e)) {
4437 target_buf
[x
] = '.';
4442 target_buf
[x
] = ' ';
4447 /* print - with a newline */
4448 command_print(NULL
, "%s\n", target_buf
);
4456 static int jim_target_mem2array(Jim_Interp
*interp
,
4457 int argc
, Jim_Obj
*const *argv
)
4459 struct target
*target
= Jim_CmdPrivData(interp
);
4460 return target_mem2array(interp
, target
, argc
- 1, argv
+ 1);
4463 static int jim_target_array2mem(Jim_Interp
*interp
,
4464 int argc
, Jim_Obj
*const *argv
)
4466 struct target
*target
= Jim_CmdPrivData(interp
);
4467 return target_array2mem(interp
, target
, argc
- 1, argv
+ 1);
4470 static int jim_target_tap_disabled(Jim_Interp
*interp
)
4472 Jim_SetResultFormatted(interp
, "[TAP is disabled]");
4476 static int jim_target_examine(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4479 Jim_WrongNumArgs(interp
, 1, argv
, "[no parameters]");
4482 struct target
*target
= Jim_CmdPrivData(interp
);
4483 if (!target
->tap
->enabled
)
4484 return jim_target_tap_disabled(interp
);
4486 int e
= target
->type
->examine(target
);
4492 static int jim_target_halt_gdb(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4495 Jim_WrongNumArgs(interp
, 1, argv
, "[no parameters]");
4498 struct target
*target
= Jim_CmdPrivData(interp
);
4500 if (target_call_event_callbacks(target
, TARGET_EVENT_GDB_HALT
) != ERROR_OK
)
4506 static int jim_target_poll(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4509 Jim_WrongNumArgs(interp
, 1, argv
, "[no parameters]");
4512 struct target
*target
= Jim_CmdPrivData(interp
);
4513 if (!target
->tap
->enabled
)
4514 return jim_target_tap_disabled(interp
);
4517 if (!(target_was_examined(target
)))
4518 e
= ERROR_TARGET_NOT_EXAMINED
;
4520 e
= target
->type
->poll(target
);
4526 static int jim_target_reset(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4529 Jim_GetOpt_Setup(&goi
, interp
, argc
- 1, argv
+ 1);
4531 if (goi
.argc
!= 2) {
4532 Jim_WrongNumArgs(interp
, 0, argv
,
4533 "([tT]|[fF]|assert|deassert) BOOL");
4538 int e
= Jim_GetOpt_Nvp(&goi
, nvp_assert
, &n
);
4540 Jim_GetOpt_NvpUnknown(&goi
, nvp_assert
, 1);
4543 /* the halt or not param */
4545 e
= Jim_GetOpt_Wide(&goi
, &a
);
4549 struct target
*target
= Jim_CmdPrivData(goi
.interp
);
4550 if (!target
->tap
->enabled
)
4551 return jim_target_tap_disabled(interp
);
4552 if (!(target_was_examined(target
))) {
4553 LOG_ERROR("Target not examined yet");
4554 return ERROR_TARGET_NOT_EXAMINED
;
4556 if (!target
->type
->assert_reset
|| !target
->type
->deassert_reset
) {
4557 Jim_SetResultFormatted(interp
,
4558 "No target-specific reset for %s",
4559 target_name(target
));
4562 /* determine if we should halt or not. */
4563 target
->reset_halt
= !!a
;
4564 /* When this happens - all workareas are invalid. */
4565 target_free_all_working_areas_restore(target
, 0);
4568 if (n
->value
== NVP_ASSERT
)
4569 e
= target
->type
->assert_reset(target
);
4571 e
= target
->type
->deassert_reset(target
);
4572 return (e
== ERROR_OK
) ? JIM_OK
: JIM_ERR
;
4575 static int jim_target_halt(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4578 Jim_WrongNumArgs(interp
, 1, argv
, "[no parameters]");
4581 struct target
*target
= Jim_CmdPrivData(interp
);
4582 if (!target
->tap
->enabled
)
4583 return jim_target_tap_disabled(interp
);
4584 int e
= target
->type
->halt(target
);
4585 return (e
== ERROR_OK
) ? JIM_OK
: JIM_ERR
;
4588 static int jim_target_wait_state(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4591 Jim_GetOpt_Setup(&goi
, interp
, argc
- 1, argv
+ 1);
4593 /* params: <name> statename timeoutmsecs */
4594 if (goi
.argc
!= 2) {
4595 const char *cmd_name
= Jim_GetString(argv
[0], NULL
);
4596 Jim_SetResultFormatted(goi
.interp
,
4597 "%s <state_name> <timeout_in_msec>", cmd_name
);
4602 int e
= Jim_GetOpt_Nvp(&goi
, nvp_target_state
, &n
);
4604 Jim_GetOpt_NvpUnknown(&goi
, nvp_target_state
, 1);
4608 e
= Jim_GetOpt_Wide(&goi
, &a
);
4611 struct target
*target
= Jim_CmdPrivData(interp
);
4612 if (!target
->tap
->enabled
)
4613 return jim_target_tap_disabled(interp
);
4615 e
= target_wait_state(target
, n
->value
, a
);
4616 if (e
!= ERROR_OK
) {
4617 Jim_Obj
*eObj
= Jim_NewIntObj(interp
, e
);
4618 Jim_SetResultFormatted(goi
.interp
,
4619 "target: %s wait %s fails (%#s) %s",
4620 target_name(target
), n
->name
,
4621 eObj
, target_strerror_safe(e
));
4622 Jim_FreeNewObj(interp
, eObj
);
4627 /* List for human, Events defined for this target.
4628 * scripts/programs should use 'name cget -event NAME'
4630 static int jim_target_event_list(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4632 struct command_context
*cmd_ctx
= current_command_context(interp
);
4633 assert(cmd_ctx
!= NULL
);
4635 struct target
*target
= Jim_CmdPrivData(interp
);
4636 struct target_event_action
*teap
= target
->event_action
;
4637 command_print(cmd_ctx
, "Event actions for target (%d) %s\n",
4638 target
->target_number
,
4639 target_name(target
));
4640 command_print(cmd_ctx
, "%-25s | Body", "Event");
4641 command_print(cmd_ctx
, "------------------------- | "
4642 "----------------------------------------");
4644 Jim_Nvp
*opt
= Jim_Nvp_value2name_simple(nvp_target_event
, teap
->event
);
4645 command_print(cmd_ctx
, "%-25s | %s",
4646 opt
->name
, Jim_GetString(teap
->body
, NULL
));
4649 command_print(cmd_ctx
, "***END***");
4652 static int jim_target_current_state(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4655 Jim_WrongNumArgs(interp
, 1, argv
, "[no parameters]");
4658 struct target
*target
= Jim_CmdPrivData(interp
);
4659 Jim_SetResultString(interp
, target_state_name(target
), -1);
4662 static int jim_target_invoke_event(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4665 Jim_GetOpt_Setup(&goi
, interp
, argc
- 1, argv
+ 1);
4666 if (goi
.argc
!= 1) {
4667 const char *cmd_name
= Jim_GetString(argv
[0], NULL
);
4668 Jim_SetResultFormatted(goi
.interp
, "%s <eventname>", cmd_name
);
4672 int e
= Jim_GetOpt_Nvp(&goi
, nvp_target_event
, &n
);
4674 Jim_GetOpt_NvpUnknown(&goi
, nvp_target_event
, 1);
4677 struct target
*target
= Jim_CmdPrivData(interp
);
4678 target_handle_event(target
, n
->value
);
4682 static const struct command_registration target_instance_command_handlers
[] = {
4684 .name
= "configure",
4685 .mode
= COMMAND_CONFIG
,
4686 .jim_handler
= jim_target_configure
,
4687 .help
= "configure a new target for use",
4688 .usage
= "[target_attribute ...]",
4692 .mode
= COMMAND_ANY
,
4693 .jim_handler
= jim_target_configure
,
4694 .help
= "returns the specified target attribute",
4695 .usage
= "target_attribute",
4699 .mode
= COMMAND_EXEC
,
4700 .jim_handler
= jim_target_mw
,
4701 .help
= "Write 32-bit word(s) to target memory",
4702 .usage
= "address data [count]",
4706 .mode
= COMMAND_EXEC
,
4707 .jim_handler
= jim_target_mw
,
4708 .help
= "Write 16-bit half-word(s) to target memory",
4709 .usage
= "address data [count]",
4713 .mode
= COMMAND_EXEC
,
4714 .jim_handler
= jim_target_mw
,
4715 .help
= "Write byte(s) to target memory",
4716 .usage
= "address data [count]",
4720 .mode
= COMMAND_EXEC
,
4721 .jim_handler
= jim_target_md
,
4722 .help
= "Display target memory as 32-bit words",
4723 .usage
= "address [count]",
4727 .mode
= COMMAND_EXEC
,
4728 .jim_handler
= jim_target_md
,
4729 .help
= "Display target memory as 16-bit half-words",
4730 .usage
= "address [count]",
4734 .mode
= COMMAND_EXEC
,
4735 .jim_handler
= jim_target_md
,
4736 .help
= "Display target memory as 8-bit bytes",
4737 .usage
= "address [count]",
4740 .name
= "array2mem",
4741 .mode
= COMMAND_EXEC
,
4742 .jim_handler
= jim_target_array2mem
,
4743 .help
= "Writes Tcl array of 8/16/32 bit numbers "
4745 .usage
= "arrayname bitwidth address count",
4748 .name
= "mem2array",
4749 .mode
= COMMAND_EXEC
,
4750 .jim_handler
= jim_target_mem2array
,
4751 .help
= "Loads Tcl array of 8/16/32 bit numbers "
4752 "from target memory",
4753 .usage
= "arrayname bitwidth address count",
4756 .name
= "eventlist",
4757 .mode
= COMMAND_EXEC
,
4758 .jim_handler
= jim_target_event_list
,
4759 .help
= "displays a table of events defined for this target",
4763 .mode
= COMMAND_EXEC
,
4764 .jim_handler
= jim_target_current_state
,
4765 .help
= "displays the current state of this target",
4768 .name
= "arp_examine",
4769 .mode
= COMMAND_EXEC
,
4770 .jim_handler
= jim_target_examine
,
4771 .help
= "used internally for reset processing",
4774 .name
= "arp_halt_gdb",
4775 .mode
= COMMAND_EXEC
,
4776 .jim_handler
= jim_target_halt_gdb
,
4777 .help
= "used internally for reset processing to halt GDB",
4781 .mode
= COMMAND_EXEC
,
4782 .jim_handler
= jim_target_poll
,
4783 .help
= "used internally for reset processing",
4786 .name
= "arp_reset",
4787 .mode
= COMMAND_EXEC
,
4788 .jim_handler
= jim_target_reset
,
4789 .help
= "used internally for reset processing",
4793 .mode
= COMMAND_EXEC
,
4794 .jim_handler
= jim_target_halt
,
4795 .help
= "used internally for reset processing",
4798 .name
= "arp_waitstate",
4799 .mode
= COMMAND_EXEC
,
4800 .jim_handler
= jim_target_wait_state
,
4801 .help
= "used internally for reset processing",
4804 .name
= "invoke-event",
4805 .mode
= COMMAND_EXEC
,
4806 .jim_handler
= jim_target_invoke_event
,
4807 .help
= "invoke handler for specified event",
4808 .usage
= "event_name",
4810 COMMAND_REGISTRATION_DONE
4813 static int target_create(Jim_GetOptInfo
*goi
)
4821 struct target
*target
;
4822 struct command_context
*cmd_ctx
;
4824 cmd_ctx
= current_command_context(goi
->interp
);
4825 assert(cmd_ctx
!= NULL
);
4827 if (goi
->argc
< 3) {
4828 Jim_WrongNumArgs(goi
->interp
, 1, goi
->argv
, "?name? ?type? ..options...");
4833 Jim_GetOpt_Obj(goi
, &new_cmd
);
4834 /* does this command exist? */
4835 cmd
= Jim_GetCommand(goi
->interp
, new_cmd
, JIM_ERRMSG
);
4837 cp
= Jim_GetString(new_cmd
, NULL
);
4838 Jim_SetResultFormatted(goi
->interp
, "Command/target: %s Exists", cp
);
4843 e
= Jim_GetOpt_String(goi
, &cp2
, NULL
);
4847 /* now does target type exist */
4848 for (x
= 0 ; target_types
[x
] ; x
++) {
4849 if (0 == strcmp(cp
, target_types
[x
]->name
)) {
4854 if (target_types
[x
] == NULL
) {
4855 Jim_SetResultFormatted(goi
->interp
, "Unknown target type %s, try one of ", cp
);
4856 for (x
= 0 ; target_types
[x
] ; x
++) {
4857 if (target_types
[x
+ 1]) {
4858 Jim_AppendStrings(goi
->interp
,
4859 Jim_GetResult(goi
->interp
),
4860 target_types
[x
]->name
,
4863 Jim_AppendStrings(goi
->interp
,
4864 Jim_GetResult(goi
->interp
),
4866 target_types
[x
]->name
, NULL
);
4873 target
= calloc(1, sizeof(struct target
));
4874 /* set target number */
4875 target
->target_number
= new_target_number();
4877 /* allocate memory for each unique target type */
4878 target
->type
= (struct target_type
*)calloc(1, sizeof(struct target_type
));
4880 memcpy(target
->type
, target_types
[x
], sizeof(struct target_type
));
4882 /* will be set by "-endian" */
4883 target
->endianness
= TARGET_ENDIAN_UNKNOWN
;
4885 /* default to first core, override with -coreid */
4888 target
->working_area
= 0x0;
4889 target
->working_area_size
= 0x0;
4890 target
->working_areas
= NULL
;
4891 target
->backup_working_area
= 0;
4893 target
->state
= TARGET_UNKNOWN
;
4894 target
->debug_reason
= DBG_REASON_UNDEFINED
;
4895 target
->reg_cache
= NULL
;
4896 target
->breakpoints
= NULL
;
4897 target
->watchpoints
= NULL
;
4898 target
->next
= NULL
;
4899 target
->arch_info
= NULL
;
4901 target
->display
= 1;
4903 target
->halt_issued
= false;
4905 /* initialize trace information */
4906 target
->trace_info
= malloc(sizeof(struct trace
));
4907 target
->trace_info
->num_trace_points
= 0;
4908 target
->trace_info
->trace_points_size
= 0;
4909 target
->trace_info
->trace_points
= NULL
;
4910 target
->trace_info
->trace_history_size
= 0;
4911 target
->trace_info
->trace_history
= NULL
;
4912 target
->trace_info
->trace_history_pos
= 0;
4913 target
->trace_info
->trace_history_overflowed
= 0;
4915 target
->dbgmsg
= NULL
;
4916 target
->dbg_msg_enabled
= 0;
4918 target
->endianness
= TARGET_ENDIAN_UNKNOWN
;
4920 target
->rtos
= NULL
;
4921 target
->rtos_auto_detect
= false;
4923 /* Do the rest as "configure" options */
4924 goi
->isconfigure
= 1;
4925 e
= target_configure(goi
, target
);
4927 if (target
->tap
== NULL
) {
4928 Jim_SetResultString(goi
->interp
, "-chain-position required when creating target", -1);
4938 if (target
->endianness
== TARGET_ENDIAN_UNKNOWN
) {
4939 /* default endian to little if not specified */
4940 target
->endianness
= TARGET_LITTLE_ENDIAN
;
4943 /* incase variant is not set */
4944 if (!target
->variant
)
4945 target
->variant
= strdup("");
4947 cp
= Jim_GetString(new_cmd
, NULL
);
4948 target
->cmd_name
= strdup(cp
);
4950 /* create the target specific commands */
4951 if (target
->type
->commands
) {
4952 e
= register_commands(cmd_ctx
, NULL
, target
->type
->commands
);
4954 LOG_ERROR("unable to register '%s' commands", cp
);
4956 if (target
->type
->target_create
)
4957 (*(target
->type
->target_create
))(target
, goi
->interp
);
4959 /* append to end of list */
4961 struct target
**tpp
;
4962 tpp
= &(all_targets
);
4964 tpp
= &((*tpp
)->next
);
4968 /* now - create the new target name command */
4969 const const struct command_registration target_subcommands
[] = {
4971 .chain
= target_instance_command_handlers
,
4974 .chain
= target
->type
->commands
,
4976 COMMAND_REGISTRATION_DONE
4978 const const struct command_registration target_commands
[] = {
4981 .mode
= COMMAND_ANY
,
4982 .help
= "target command group",
4984 .chain
= target_subcommands
,
4986 COMMAND_REGISTRATION_DONE
4988 e
= register_commands(cmd_ctx
, NULL
, target_commands
);
4992 struct command
*c
= command_find_in_context(cmd_ctx
, cp
);
4994 command_set_handler_data(c
, target
);
4996 return (ERROR_OK
== e
) ? JIM_OK
: JIM_ERR
;
4999 static int jim_target_current(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5002 Jim_WrongNumArgs(interp
, 1, argv
, "Too many parameters");
5005 struct command_context
*cmd_ctx
= current_command_context(interp
);
5006 assert(cmd_ctx
!= NULL
);
5008 Jim_SetResultString(interp
, get_current_target(cmd_ctx
)->cmd_name
, -1);
5012 static int jim_target_types(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5015 Jim_WrongNumArgs(interp
, 1, argv
, "Too many parameters");
5018 Jim_SetResult(interp
, Jim_NewListObj(interp
, NULL
, 0));
5019 for (unsigned x
= 0; NULL
!= target_types
[x
]; x
++) {
5020 Jim_ListAppendElement(interp
, Jim_GetResult(interp
),
5021 Jim_NewStringObj(interp
, target_types
[x
]->name
, -1));
5026 static int jim_target_names(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5029 Jim_WrongNumArgs(interp
, 1, argv
, "Too many parameters");
5032 Jim_SetResult(interp
, Jim_NewListObj(interp
, NULL
, 0));
5033 struct target
*target
= all_targets
;
5035 Jim_ListAppendElement(interp
, Jim_GetResult(interp
),
5036 Jim_NewStringObj(interp
, target_name(target
), -1));
5037 target
= target
->next
;
5042 static int jim_target_smp(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5045 const char *targetname
;
5047 struct target
*target
= (struct target
*) NULL
;
5048 struct target_list
*head
, *curr
, *new;
5049 curr
= (struct target_list
*) NULL
;
5050 head
= (struct target_list
*) NULL
;
5053 LOG_DEBUG("%d", argc
);
5054 /* argv[1] = target to associate in smp
5055 * argv[2] = target to assoicate in smp
5059 for (i
= 1; i
< argc
; i
++) {
5061 targetname
= Jim_GetString(argv
[i
], &len
);
5062 target
= get_target(targetname
);
5063 LOG_DEBUG("%s ", targetname
);
5065 new = malloc(sizeof(struct target_list
));
5066 new->target
= target
;
5067 new->next
= (struct target_list
*)NULL
;
5068 if (head
== (struct target_list
*)NULL
) {
5077 /* now parse the list of cpu and put the target in smp mode*/
5080 while (curr
!= (struct target_list
*)NULL
) {
5081 target
= curr
->target
;
5083 target
->head
= head
;
5087 retval
= rtos_smp_init(head
->target
);
5092 static int jim_target_create(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5095 Jim_GetOpt_Setup(&goi
, interp
, argc
- 1, argv
+ 1);
5097 Jim_WrongNumArgs(goi
.interp
, goi
.argc
, goi
.argv
,
5098 "<name> <target_type> [<target_options> ...]");
5101 return target_create(&goi
);
5104 static int jim_target_number(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5107 Jim_GetOpt_Setup(&goi
, interp
, argc
- 1, argv
+ 1);
5109 /* It's OK to remove this mechanism sometime after August 2010 or so */
5110 LOG_WARNING("don't use numbers as target identifiers; use names");
5111 if (goi
.argc
!= 1) {
5112 Jim_SetResultFormatted(goi
.interp
, "usage: target number <number>");
5116 int e
= Jim_GetOpt_Wide(&goi
, &w
);
5120 struct target
*target
;
5121 for (target
= all_targets
; NULL
!= target
; target
= target
->next
) {
5122 if (target
->target_number
!= w
)
5125 Jim_SetResultString(goi
.interp
, target_name(target
), -1);
5129 Jim_Obj
*wObj
= Jim_NewIntObj(goi
.interp
, w
);
5130 Jim_SetResultFormatted(goi
.interp
,
5131 "Target: number %#s does not exist", wObj
);
5132 Jim_FreeNewObj(interp
, wObj
);
5137 static int jim_target_count(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5140 Jim_WrongNumArgs(interp
, 1, argv
, "<no parameters>");
5144 struct target
*target
= all_targets
;
5145 while (NULL
!= target
) {
5146 target
= target
->next
;
5149 Jim_SetResult(interp
, Jim_NewIntObj(interp
, count
));
5153 static const struct command_registration target_subcommand_handlers
[] = {
5156 .mode
= COMMAND_CONFIG
,
5157 .handler
= handle_target_init_command
,
5158 .help
= "initialize targets",
5162 /* REVISIT this should be COMMAND_CONFIG ... */
5163 .mode
= COMMAND_ANY
,
5164 .jim_handler
= jim_target_create
,
5165 .usage
= "name type '-chain-position' name [options ...]",
5166 .help
= "Creates and selects a new target",
5170 .mode
= COMMAND_ANY
,
5171 .jim_handler
= jim_target_current
,
5172 .help
= "Returns the currently selected target",
5176 .mode
= COMMAND_ANY
,
5177 .jim_handler
= jim_target_types
,
5178 .help
= "Returns the available target types as "
5179 "a list of strings",
5183 .mode
= COMMAND_ANY
,
5184 .jim_handler
= jim_target_names
,
5185 .help
= "Returns the names of all targets as a list of strings",
5189 .mode
= COMMAND_ANY
,
5190 .jim_handler
= jim_target_number
,
5192 .help
= "Returns the name of the numbered target "
5197 .mode
= COMMAND_ANY
,
5198 .jim_handler
= jim_target_count
,
5199 .help
= "Returns the number of targets as an integer "
5204 .mode
= COMMAND_ANY
,
5205 .jim_handler
= jim_target_smp
,
5206 .usage
= "targetname1 targetname2 ...",
5207 .help
= "gather several target in a smp list"
5210 COMMAND_REGISTRATION_DONE
5220 static int fastload_num
;
5221 static struct FastLoad
*fastload
;
5223 static void free_fastload(void)
5225 if (fastload
!= NULL
) {
5227 for (i
= 0; i
< fastload_num
; i
++) {
5228 if (fastload
[i
].data
)
5229 free(fastload
[i
].data
);
5236 COMMAND_HANDLER(handle_fast_load_image_command
)
5240 uint32_t image_size
;
5241 uint32_t min_address
= 0;
5242 uint32_t max_address
= 0xffffffff;
5247 int retval
= CALL_COMMAND_HANDLER(parse_load_image_command_CMD_ARGV
,
5248 &image
, &min_address
, &max_address
);
5249 if (ERROR_OK
!= retval
)
5252 struct duration bench
;
5253 duration_start(&bench
);
5255 retval
= image_open(&image
, CMD_ARGV
[0], (CMD_ARGC
>= 3) ? CMD_ARGV
[2] : NULL
);
5256 if (retval
!= ERROR_OK
)
5261 fastload_num
= image
.num_sections
;
5262 fastload
= (struct FastLoad
*)malloc(sizeof(struct FastLoad
)*image
.num_sections
);
5263 if (fastload
== NULL
) {
5264 command_print(CMD_CTX
, "out of memory");
5265 image_close(&image
);
5268 memset(fastload
, 0, sizeof(struct FastLoad
)*image
.num_sections
);
5269 for (i
= 0; i
< image
.num_sections
; i
++) {
5270 buffer
= malloc(image
.sections
[i
].size
);
5271 if (buffer
== NULL
) {
5272 command_print(CMD_CTX
, "error allocating buffer for section (%d bytes)",
5273 (int)(image
.sections
[i
].size
));
5274 retval
= ERROR_FAIL
;
5278 retval
= image_read_section(&image
, i
, 0x0, image
.sections
[i
].size
, buffer
, &buf_cnt
);
5279 if (retval
!= ERROR_OK
) {
5284 uint32_t offset
= 0;
5285 uint32_t length
= buf_cnt
;
5287 /* DANGER!!! beware of unsigned comparision here!!! */
5289 if ((image
.sections
[i
].base_address
+ buf_cnt
>= min_address
) &&
5290 (image
.sections
[i
].base_address
< max_address
)) {
5291 if (image
.sections
[i
].base_address
< min_address
) {
5292 /* clip addresses below */
5293 offset
+= min_address
-image
.sections
[i
].base_address
;
5297 if (image
.sections
[i
].base_address
+ buf_cnt
> max_address
)
5298 length
-= (image
.sections
[i
].base_address
+ buf_cnt
)-max_address
;
5300 fastload
[i
].address
= image
.sections
[i
].base_address
+ offset
;
5301 fastload
[i
].data
= malloc(length
);
5302 if (fastload
[i
].data
== NULL
) {
5304 command_print(CMD_CTX
, "error allocating buffer for section (%d bytes)",
5306 retval
= ERROR_FAIL
;
5309 memcpy(fastload
[i
].data
, buffer
+ offset
, length
);
5310 fastload
[i
].length
= length
;
5312 image_size
+= length
;
5313 command_print(CMD_CTX
, "%u bytes written at address 0x%8.8x",
5314 (unsigned int)length
,
5315 ((unsigned int)(image
.sections
[i
].base_address
+ offset
)));
5321 if ((ERROR_OK
== retval
) && (duration_measure(&bench
) == ERROR_OK
)) {
5322 command_print(CMD_CTX
, "Loaded %" PRIu32
" bytes "
5323 "in %fs (%0.3f KiB/s)", image_size
,
5324 duration_elapsed(&bench
), duration_kbps(&bench
, image_size
));
5326 command_print(CMD_CTX
,
5327 "WARNING: image has not been loaded to target!"
5328 "You can issue a 'fast_load' to finish loading.");
5331 image_close(&image
);
5333 if (retval
!= ERROR_OK
)
5339 COMMAND_HANDLER(handle_fast_load_command
)
5342 return ERROR_COMMAND_SYNTAX_ERROR
;
5343 if (fastload
== NULL
) {
5344 LOG_ERROR("No image in memory");
5348 int ms
= timeval_ms();
5350 int retval
= ERROR_OK
;
5351 for (i
= 0; i
< fastload_num
; i
++) {
5352 struct target
*target
= get_current_target(CMD_CTX
);
5353 command_print(CMD_CTX
, "Write to 0x%08x, length 0x%08x",
5354 (unsigned int)(fastload
[i
].address
),
5355 (unsigned int)(fastload
[i
].length
));
5356 retval
= target_write_buffer(target
, fastload
[i
].address
, fastload
[i
].length
, fastload
[i
].data
);
5357 if (retval
!= ERROR_OK
)
5359 size
+= fastload
[i
].length
;
5361 if (retval
== ERROR_OK
) {
5362 int after
= timeval_ms();
5363 command_print(CMD_CTX
, "Loaded image %f kBytes/s", (float)(size
/1024.0)/((float)(after
-ms
)/1000.0));
5368 static const struct command_registration target_command_handlers
[] = {
5371 .handler
= handle_targets_command
,
5372 .mode
= COMMAND_ANY
,
5373 .help
= "change current default target (one parameter) "
5374 "or prints table of all targets (no parameters)",
5375 .usage
= "[target]",
5379 .mode
= COMMAND_CONFIG
,
5380 .help
= "configure target",
5382 .chain
= target_subcommand_handlers
,
5384 COMMAND_REGISTRATION_DONE
5387 int target_register_commands(struct command_context
*cmd_ctx
)
5389 return register_commands(cmd_ctx
, NULL
, target_command_handlers
);
5392 static bool target_reset_nag
= true;
5394 bool get_target_reset_nag(void)
5396 return target_reset_nag
;
5399 COMMAND_HANDLER(handle_target_reset_nag
)
5401 return CALL_COMMAND_HANDLER(handle_command_parse_bool
,
5402 &target_reset_nag
, "Nag after each reset about options to improve "
5406 COMMAND_HANDLER(handle_ps_command
)
5408 struct target
*target
= get_current_target(CMD_CTX
);
5410 if (target
->state
!= TARGET_HALTED
) {
5411 LOG_INFO("target not halted !!");
5415 if ((target
->rtos
) && (target
->rtos
->type
)
5416 && (target
->rtos
->type
->ps_command
)) {
5417 display
= target
->rtos
->type
->ps_command(target
);
5418 command_print(CMD_CTX
, "%s", display
);
5423 return ERROR_TARGET_FAILURE
;
5427 static const struct command_registration target_exec_command_handlers
[] = {
5429 .name
= "fast_load_image",
5430 .handler
= handle_fast_load_image_command
,
5431 .mode
= COMMAND_ANY
,
5432 .help
= "Load image into server memory for later use by "
5433 "fast_load; primarily for profiling",
5434 .usage
= "filename address ['bin'|'ihex'|'elf'|'s19'] "
5435 "[min_address [max_length]]",
5438 .name
= "fast_load",
5439 .handler
= handle_fast_load_command
,
5440 .mode
= COMMAND_EXEC
,
5441 .help
= "loads active fast load image to current target "
5442 "- mainly for profiling purposes",
5447 .handler
= handle_profile_command
,
5448 .mode
= COMMAND_EXEC
,
5449 .usage
= "seconds filename",
5450 .help
= "profiling samples the CPU PC",
5452 /** @todo don't register virt2phys() unless target supports it */
5454 .name
= "virt2phys",
5455 .handler
= handle_virt2phys_command
,
5456 .mode
= COMMAND_ANY
,
5457 .help
= "translate a virtual address into a physical address",
5458 .usage
= "virtual_address",
5462 .handler
= handle_reg_command
,
5463 .mode
= COMMAND_EXEC
,
5464 .help
= "display or set a register; with no arguments, "
5465 "displays all registers and their values",
5466 .usage
= "[(register_name|register_number) [value]]",
5470 .handler
= handle_poll_command
,
5471 .mode
= COMMAND_EXEC
,
5472 .help
= "poll target state; or reconfigure background polling",
5473 .usage
= "['on'|'off']",
5476 .name
= "wait_halt",
5477 .handler
= handle_wait_halt_command
,
5478 .mode
= COMMAND_EXEC
,
5479 .help
= "wait up to the specified number of milliseconds "
5480 "(default 5) for a previously requested halt",
5481 .usage
= "[milliseconds]",
5485 .handler
= handle_halt_command
,
5486 .mode
= COMMAND_EXEC
,
5487 .help
= "request target to halt, then wait up to the specified"
5488 "number of milliseconds (default 5) for it to complete",
5489 .usage
= "[milliseconds]",
5493 .handler
= handle_resume_command
,
5494 .mode
= COMMAND_EXEC
,
5495 .help
= "resume target execution from current PC or address",
5496 .usage
= "[address]",
5500 .handler
= handle_reset_command
,
5501 .mode
= COMMAND_EXEC
,
5502 .usage
= "[run|halt|init]",
5503 .help
= "Reset all targets into the specified mode."
5504 "Default reset mode is run, if not given.",
5507 .name
= "soft_reset_halt",
5508 .handler
= handle_soft_reset_halt_command
,
5509 .mode
= COMMAND_EXEC
,
5511 .help
= "halt the target and do a soft reset",
5515 .handler
= handle_step_command
,
5516 .mode
= COMMAND_EXEC
,
5517 .help
= "step one instruction from current PC or address",
5518 .usage
= "[address]",
5522 .handler
= handle_md_command
,
5523 .mode
= COMMAND_EXEC
,
5524 .help
= "display memory words",
5525 .usage
= "['phys'] address [count]",
5529 .handler
= handle_md_command
,
5530 .mode
= COMMAND_EXEC
,
5531 .help
= "display memory half-words",
5532 .usage
= "['phys'] address [count]",
5536 .handler
= handle_md_command
,
5537 .mode
= COMMAND_EXEC
,
5538 .help
= "display memory bytes",
5539 .usage
= "['phys'] address [count]",
5543 .handler
= handle_mw_command
,
5544 .mode
= COMMAND_EXEC
,
5545 .help
= "write memory word",
5546 .usage
= "['phys'] address value [count]",
5550 .handler
= handle_mw_command
,
5551 .mode
= COMMAND_EXEC
,
5552 .help
= "write memory half-word",
5553 .usage
= "['phys'] address value [count]",
5557 .handler
= handle_mw_command
,
5558 .mode
= COMMAND_EXEC
,
5559 .help
= "write memory byte",
5560 .usage
= "['phys'] address value [count]",
5564 .handler
= handle_bp_command
,
5565 .mode
= COMMAND_EXEC
,
5566 .help
= "list or set hardware or software breakpoint",
5567 .usage
= "<address> [<asid>]<length> ['hw'|'hw_ctx']",
5571 .handler
= handle_rbp_command
,
5572 .mode
= COMMAND_EXEC
,
5573 .help
= "remove breakpoint",
5578 .handler
= handle_wp_command
,
5579 .mode
= COMMAND_EXEC
,
5580 .help
= "list (no params) or create watchpoints",
5581 .usage
= "[address length [('r'|'w'|'a') value [mask]]]",
5585 .handler
= handle_rwp_command
,
5586 .mode
= COMMAND_EXEC
,
5587 .help
= "remove watchpoint",
5591 .name
= "load_image",
5592 .handler
= handle_load_image_command
,
5593 .mode
= COMMAND_EXEC
,
5594 .usage
= "filename address ['bin'|'ihex'|'elf'|'s19'] "
5595 "[min_address] [max_length]",
5598 .name
= "dump_image",
5599 .handler
= handle_dump_image_command
,
5600 .mode
= COMMAND_EXEC
,
5601 .usage
= "filename address size",
5604 .name
= "verify_image",
5605 .handler
= handle_verify_image_command
,
5606 .mode
= COMMAND_EXEC
,
5607 .usage
= "filename [offset [type]]",
5610 .name
= "test_image",
5611 .handler
= handle_test_image_command
,
5612 .mode
= COMMAND_EXEC
,
5613 .usage
= "filename [offset [type]]",
5616 .name
= "mem2array",
5617 .mode
= COMMAND_EXEC
,
5618 .jim_handler
= jim_mem2array
,
5619 .help
= "read 8/16/32 bit memory and return as a TCL array "
5620 "for script processing",
5621 .usage
= "arrayname bitwidth address count",
5624 .name
= "array2mem",
5625 .mode
= COMMAND_EXEC
,
5626 .jim_handler
= jim_array2mem
,
5627 .help
= "convert a TCL array to memory locations "
5628 "and write the 8/16/32 bit values",
5629 .usage
= "arrayname bitwidth address count",
5632 .name
= "reset_nag",
5633 .handler
= handle_target_reset_nag
,
5634 .mode
= COMMAND_ANY
,
5635 .help
= "Nag after each reset about options that could have been "
5636 "enabled to improve performance. ",
5637 .usage
= "['enable'|'disable']",
5641 .handler
= handle_ps_command
,
5642 .mode
= COMMAND_EXEC
,
5643 .help
= "list all tasks ",
5647 COMMAND_REGISTRATION_DONE
5649 static int target_register_user_commands(struct command_context
*cmd_ctx
)
5651 int retval
= ERROR_OK
;
5652 retval
= target_request_register_commands(cmd_ctx
);
5653 if (retval
!= ERROR_OK
)
5656 retval
= trace_register_commands(cmd_ctx
);
5657 if (retval
!= ERROR_OK
)
5661 return register_commands(cmd_ctx
, NULL
, target_exec_command_handlers
);