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
[] = {
159 { .value
= TARGET_EVENT_OLD_gdb_program_config
, .name
= "old-gdb_program_config" },
160 { .value
= TARGET_EVENT_OLD_pre_resume
, .name
= "old-pre_resume" },
162 { .value
= TARGET_EVENT_GDB_HALT
, .name
= "gdb-halt" },
163 { .value
= TARGET_EVENT_HALTED
, .name
= "halted" },
164 { .value
= TARGET_EVENT_RESUMED
, .name
= "resumed" },
165 { .value
= TARGET_EVENT_RESUME_START
, .name
= "resume-start" },
166 { .value
= TARGET_EVENT_RESUME_END
, .name
= "resume-end" },
168 { .name
= "gdb-start", .value
= TARGET_EVENT_GDB_START
},
169 { .name
= "gdb-end", .value
= TARGET_EVENT_GDB_END
},
171 /* historical name */
173 { .value
= TARGET_EVENT_RESET_START
, .name
= "reset-start" },
175 { .value
= TARGET_EVENT_RESET_ASSERT_PRE
, .name
= "reset-assert-pre" },
176 { .value
= TARGET_EVENT_RESET_ASSERT
, .name
= "reset-assert" },
177 { .value
= TARGET_EVENT_RESET_ASSERT_POST
, .name
= "reset-assert-post" },
178 { .value
= TARGET_EVENT_RESET_DEASSERT_PRE
, .name
= "reset-deassert-pre" },
179 { .value
= TARGET_EVENT_RESET_DEASSERT_POST
, .name
= "reset-deassert-post" },
180 { .value
= TARGET_EVENT_RESET_HALT_PRE
, .name
= "reset-halt-pre" },
181 { .value
= TARGET_EVENT_RESET_HALT_POST
, .name
= "reset-halt-post" },
182 { .value
= TARGET_EVENT_RESET_WAIT_PRE
, .name
= "reset-wait-pre" },
183 { .value
= TARGET_EVENT_RESET_WAIT_POST
, .name
= "reset-wait-post" },
184 { .value
= TARGET_EVENT_RESET_INIT
, .name
= "reset-init" },
185 { .value
= TARGET_EVENT_RESET_END
, .name
= "reset-end" },
187 { .value
= TARGET_EVENT_EXAMINE_START
, .name
= "examine-start" },
188 { .value
= TARGET_EVENT_EXAMINE_END
, .name
= "examine-end" },
190 { .value
= TARGET_EVENT_DEBUG_HALTED
, .name
= "debug-halted" },
191 { .value
= TARGET_EVENT_DEBUG_RESUMED
, .name
= "debug-resumed" },
193 { .value
= TARGET_EVENT_GDB_ATTACH
, .name
= "gdb-attach" },
194 { .value
= TARGET_EVENT_GDB_DETACH
, .name
= "gdb-detach" },
196 { .value
= TARGET_EVENT_GDB_FLASH_WRITE_START
, .name
= "gdb-flash-write-start" },
197 { .value
= TARGET_EVENT_GDB_FLASH_WRITE_END
, .name
= "gdb-flash-write-end" },
199 { .value
= TARGET_EVENT_GDB_FLASH_ERASE_START
, .name
= "gdb-flash-erase-start" },
200 { .value
= TARGET_EVENT_GDB_FLASH_ERASE_END
, .name
= "gdb-flash-erase-end" },
202 { .name
= NULL
, .value
= -1 }
205 static const Jim_Nvp nvp_target_state
[] = {
206 { .name
= "unknown", .value
= TARGET_UNKNOWN
},
207 { .name
= "running", .value
= TARGET_RUNNING
},
208 { .name
= "halted", .value
= TARGET_HALTED
},
209 { .name
= "reset", .value
= TARGET_RESET
},
210 { .name
= "debug-running", .value
= TARGET_DEBUG_RUNNING
},
211 { .name
= NULL
, .value
= -1 },
214 static const Jim_Nvp nvp_target_debug_reason
[] = {
215 { .name
= "debug-request" , .value
= DBG_REASON_DBGRQ
},
216 { .name
= "breakpoint" , .value
= DBG_REASON_BREAKPOINT
},
217 { .name
= "watchpoint" , .value
= DBG_REASON_WATCHPOINT
},
218 { .name
= "watchpoint-and-breakpoint", .value
= DBG_REASON_WPTANDBKPT
},
219 { .name
= "single-step" , .value
= DBG_REASON_SINGLESTEP
},
220 { .name
= "target-not-halted" , .value
= DBG_REASON_NOTHALTED
},
221 { .name
= "undefined" , .value
= DBG_REASON_UNDEFINED
},
222 { .name
= NULL
, .value
= -1 },
225 static const Jim_Nvp nvp_target_endian
[] = {
226 { .name
= "big", .value
= TARGET_BIG_ENDIAN
},
227 { .name
= "little", .value
= TARGET_LITTLE_ENDIAN
},
228 { .name
= "be", .value
= TARGET_BIG_ENDIAN
},
229 { .name
= "le", .value
= TARGET_LITTLE_ENDIAN
},
230 { .name
= NULL
, .value
= -1 },
233 static const Jim_Nvp nvp_reset_modes
[] = {
234 { .name
= "unknown", .value
= RESET_UNKNOWN
},
235 { .name
= "run" , .value
= RESET_RUN
},
236 { .name
= "halt" , .value
= RESET_HALT
},
237 { .name
= "init" , .value
= RESET_INIT
},
238 { .name
= NULL
, .value
= -1 },
241 const char *debug_reason_name(struct target
*t
)
245 cp
= Jim_Nvp_value2name_simple(nvp_target_debug_reason
,
246 t
->debug_reason
)->name
;
248 LOG_ERROR("Invalid debug reason: %d", (int)(t
->debug_reason
));
249 cp
= "(*BUG*unknown*BUG*)";
254 const char *target_state_name(struct target
*t
)
257 cp
= Jim_Nvp_value2name_simple(nvp_target_state
, t
->state
)->name
;
259 LOG_ERROR("Invalid target state: %d", (int)(t
->state
));
260 cp
= "(*BUG*unknown*BUG*)";
265 /* determine the number of the new target */
266 static int new_target_number(void)
271 /* number is 0 based */
275 if (x
< t
->target_number
)
276 x
= t
->target_number
;
282 /* read a uint32_t from a buffer in target memory endianness */
283 uint32_t target_buffer_get_u32(struct target
*target
, const uint8_t *buffer
)
285 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
286 return le_to_h_u32(buffer
);
288 return be_to_h_u32(buffer
);
291 /* read a uint24_t from a buffer in target memory endianness */
292 uint32_t target_buffer_get_u24(struct target
*target
, const uint8_t *buffer
)
294 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
295 return le_to_h_u24(buffer
);
297 return be_to_h_u24(buffer
);
300 /* read a uint16_t from a buffer in target memory endianness */
301 uint16_t target_buffer_get_u16(struct target
*target
, const uint8_t *buffer
)
303 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
304 return le_to_h_u16(buffer
);
306 return be_to_h_u16(buffer
);
309 /* read a uint8_t from a buffer in target memory endianness */
310 static uint8_t target_buffer_get_u8(struct target
*target
, const uint8_t *buffer
)
312 return *buffer
& 0x0ff;
315 /* write a uint32_t to a buffer in target memory endianness */
316 void target_buffer_set_u32(struct target
*target
, uint8_t *buffer
, uint32_t value
)
318 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
319 h_u32_to_le(buffer
, value
);
321 h_u32_to_be(buffer
, value
);
324 /* write a uint24_t to a buffer in target memory endianness */
325 void target_buffer_set_u24(struct target
*target
, uint8_t *buffer
, uint32_t value
)
327 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
328 h_u24_to_le(buffer
, value
);
330 h_u24_to_be(buffer
, value
);
333 /* write a uint16_t to a buffer in target memory endianness */
334 void target_buffer_set_u16(struct target
*target
, uint8_t *buffer
, uint16_t value
)
336 if (target
->endianness
== TARGET_LITTLE_ENDIAN
)
337 h_u16_to_le(buffer
, value
);
339 h_u16_to_be(buffer
, value
);
342 /* write a uint8_t to a buffer in target memory endianness */
343 static void target_buffer_set_u8(struct target
*target
, uint8_t *buffer
, uint8_t value
)
348 /* write a uint32_t array to a buffer in target memory endianness */
349 void target_buffer_get_u32_array(struct target
*target
, const uint8_t *buffer
, uint32_t count
, uint32_t *dstbuf
)
352 for (i
= 0; i
< count
; i
++)
353 dstbuf
[i
] = target_buffer_get_u32(target
, &buffer
[i
* 4]);
356 /* write a uint16_t array to a buffer in target memory endianness */
357 void target_buffer_get_u16_array(struct target
*target
, const uint8_t *buffer
, uint32_t count
, uint16_t *dstbuf
)
360 for (i
= 0; i
< count
; i
++)
361 dstbuf
[i
] = target_buffer_get_u16(target
, &buffer
[i
* 2]);
364 /* write a uint32_t array to a buffer in target memory endianness */
365 void target_buffer_set_u32_array(struct target
*target
, uint8_t *buffer
, uint32_t count
, uint32_t *srcbuf
)
368 for (i
= 0; i
< count
; i
++)
369 target_buffer_set_u32(target
, &buffer
[i
* 4], srcbuf
[i
]);
372 /* write a uint16_t array to a buffer in target memory endianness */
373 void target_buffer_set_u16_array(struct target
*target
, uint8_t *buffer
, uint32_t count
, uint16_t *srcbuf
)
376 for (i
= 0; i
< count
; i
++)
377 target_buffer_set_u16(target
, &buffer
[i
* 2], srcbuf
[i
]);
380 /* return a pointer to a configured target; id is name or number */
381 struct target
*get_target(const char *id
)
383 struct target
*target
;
385 /* try as tcltarget name */
386 for (target
= all_targets
; target
; target
= target
->next
) {
387 if (target
->cmd_name
== NULL
)
389 if (strcmp(id
, target
->cmd_name
) == 0)
393 /* It's OK to remove this fallback sometime after August 2010 or so */
395 /* no match, try as number */
397 if (parse_uint(id
, &num
) != ERROR_OK
)
400 for (target
= all_targets
; target
; target
= target
->next
) {
401 if (target
->target_number
== (int)num
) {
402 LOG_WARNING("use '%s' as target identifier, not '%u'",
403 target
->cmd_name
, num
);
411 /* returns a pointer to the n-th configured target */
412 static struct target
*get_target_by_num(int num
)
414 struct target
*target
= all_targets
;
417 if (target
->target_number
== num
)
419 target
= target
->next
;
425 struct target
*get_current_target(struct command_context
*cmd_ctx
)
427 struct target
*target
= get_target_by_num(cmd_ctx
->current_target
);
429 if (target
== NULL
) {
430 LOG_ERROR("BUG: current_target out of bounds");
437 int target_poll(struct target
*target
)
441 /* We can't poll until after examine */
442 if (!target_was_examined(target
)) {
443 /* Fail silently lest we pollute the log */
447 retval
= target
->type
->poll(target
);
448 if (retval
!= ERROR_OK
)
451 if (target
->halt_issued
) {
452 if (target
->state
== TARGET_HALTED
)
453 target
->halt_issued
= false;
455 long long t
= timeval_ms() - target
->halt_issued_time
;
457 target
->halt_issued
= false;
458 LOG_INFO("Halt timed out, wake up GDB.");
459 target_call_event_callbacks(target
, TARGET_EVENT_GDB_HALT
);
467 int target_halt(struct target
*target
)
470 /* We can't poll until after examine */
471 if (!target_was_examined(target
)) {
472 LOG_ERROR("Target not examined yet");
476 retval
= target
->type
->halt(target
);
477 if (retval
!= ERROR_OK
)
480 target
->halt_issued
= true;
481 target
->halt_issued_time
= timeval_ms();
487 * Make the target (re)start executing using its saved execution
488 * context (possibly with some modifications).
490 * @param target Which target should start executing.
491 * @param current True to use the target's saved program counter instead
492 * of the address parameter
493 * @param address Optionally used as the program counter.
494 * @param handle_breakpoints True iff breakpoints at the resumption PC
495 * should be skipped. (For example, maybe execution was stopped by
496 * such a breakpoint, in which case it would be counterprodutive to
498 * @param debug_execution False if all working areas allocated by OpenOCD
499 * should be released and/or restored to their original contents.
500 * (This would for example be true to run some downloaded "helper"
501 * algorithm code, which resides in one such working buffer and uses
502 * another for data storage.)
504 * @todo Resolve the ambiguity about what the "debug_execution" flag
505 * signifies. For example, Target implementations don't agree on how
506 * it relates to invalidation of the register cache, or to whether
507 * breakpoints and watchpoints should be enabled. (It would seem wrong
508 * to enable breakpoints when running downloaded "helper" algorithms
509 * (debug_execution true), since the breakpoints would be set to match
510 * target firmware being debugged, not the helper algorithm.... and
511 * enabling them could cause such helpers to malfunction (for example,
512 * by overwriting data with a breakpoint instruction. On the other
513 * hand the infrastructure for running such helpers might use this
514 * procedure but rely on hardware breakpoint to detect termination.)
516 int target_resume(struct target
*target
, int current
, uint32_t address
, int handle_breakpoints
, int debug_execution
)
520 /* We can't poll until after examine */
521 if (!target_was_examined(target
)) {
522 LOG_ERROR("Target not examined yet");
526 /* note that resume *must* be asynchronous. The CPU can halt before
527 * we poll. The CPU can even halt at the current PC as a result of
528 * a software breakpoint being inserted by (a bug?) the application.
530 retval
= target
->type
->resume(target
, current
, address
, handle_breakpoints
, debug_execution
);
531 if (retval
!= ERROR_OK
)
537 static int target_process_reset(struct command_context
*cmd_ctx
, enum target_reset_mode reset_mode
)
542 n
= Jim_Nvp_value2name_simple(nvp_reset_modes
, reset_mode
);
543 if (n
->name
== NULL
) {
544 LOG_ERROR("invalid reset mode");
548 /* disable polling during reset to make reset event scripts
549 * more predictable, i.e. dr/irscan & pathmove in events will
550 * not have JTAG operations injected into the middle of a sequence.
552 bool save_poll
= jtag_poll_get_enabled();
554 jtag_poll_set_enabled(false);
556 sprintf(buf
, "ocd_process_reset %s", n
->name
);
557 retval
= Jim_Eval(cmd_ctx
->interp
, buf
);
559 jtag_poll_set_enabled(save_poll
);
561 if (retval
!= JIM_OK
) {
562 Jim_MakeErrorMessage(cmd_ctx
->interp
);
563 command_print(NULL
, "%s\n", Jim_GetString(Jim_GetResult(cmd_ctx
->interp
), NULL
));
567 /* We want any events to be processed before the prompt */
568 retval
= target_call_timer_callbacks_now();
570 struct target
*target
;
571 for (target
= all_targets
; target
; target
= target
->next
)
572 target
->type
->check_reset(target
);
577 static int identity_virt2phys(struct target
*target
,
578 uint32_t virtual, uint32_t *physical
)
584 static int no_mmu(struct target
*target
, int *enabled
)
590 static int default_examine(struct target
*target
)
592 target_set_examined(target
);
596 /* no check by default */
597 static int default_check_reset(struct target
*target
)
602 int target_examine_one(struct target
*target
)
604 return target
->type
->examine(target
);
607 static int jtag_enable_callback(enum jtag_event event
, void *priv
)
609 struct target
*target
= priv
;
611 if (event
!= JTAG_TAP_EVENT_ENABLE
|| !target
->tap
->enabled
)
614 jtag_unregister_event_callback(jtag_enable_callback
, target
);
615 return target_examine_one(target
);
619 /* Targets that correctly implement init + examine, i.e.
620 * no communication with target during init:
624 int target_examine(void)
626 int retval
= ERROR_OK
;
627 struct target
*target
;
629 for (target
= all_targets
; target
; target
= target
->next
) {
630 /* defer examination, but don't skip it */
631 if (!target
->tap
->enabled
) {
632 jtag_register_event_callback(jtag_enable_callback
,
636 retval
= target_examine_one(target
);
637 if (retval
!= ERROR_OK
)
642 const char *target_type_name(struct target
*target
)
644 return target
->type
->name
;
647 static int target_write_memory_imp(struct target
*target
, uint32_t address
,
648 uint32_t size
, uint32_t count
, const uint8_t *buffer
)
650 if (!target_was_examined(target
)) {
651 LOG_ERROR("Target not examined yet");
654 return target
->type
->write_memory_imp(target
, address
, size
, count
, buffer
);
657 static int target_read_memory_imp(struct target
*target
, uint32_t address
,
658 uint32_t size
, uint32_t count
, uint8_t *buffer
)
660 if (!target_was_examined(target
)) {
661 LOG_ERROR("Target not examined yet");
664 return target
->type
->read_memory_imp(target
, address
, size
, count
, buffer
);
667 static int target_soft_reset_halt_imp(struct target
*target
)
669 if (!target_was_examined(target
)) {
670 LOG_ERROR("Target not examined yet");
673 if (!target
->type
->soft_reset_halt_imp
) {
674 LOG_ERROR("Target %s does not support soft_reset_halt",
675 target_name(target
));
678 return target
->type
->soft_reset_halt_imp(target
);
682 * Downloads a target-specific native code algorithm to the target,
683 * and executes it. * Note that some targets may need to set up, enable,
684 * and tear down a breakpoint (hard or * soft) to detect algorithm
685 * termination, while others may support lower overhead schemes where
686 * soft breakpoints embedded in the algorithm automatically terminate the
689 * @param target used to run the algorithm
690 * @param arch_info target-specific description of the algorithm.
692 int target_run_algorithm(struct target
*target
,
693 int num_mem_params
, struct mem_param
*mem_params
,
694 int num_reg_params
, struct reg_param
*reg_param
,
695 uint32_t entry_point
, uint32_t exit_point
,
696 int timeout_ms
, void *arch_info
)
698 int retval
= ERROR_FAIL
;
700 if (!target_was_examined(target
)) {
701 LOG_ERROR("Target not examined yet");
704 if (!target
->type
->run_algorithm
) {
705 LOG_ERROR("Target type '%s' does not support %s",
706 target_type_name(target
), __func__
);
710 target
->running_alg
= true;
711 retval
= target
->type
->run_algorithm(target
,
712 num_mem_params
, mem_params
,
713 num_reg_params
, reg_param
,
714 entry_point
, exit_point
, timeout_ms
, arch_info
);
715 target
->running_alg
= false;
722 * Downloads a target-specific native code algorithm to the target,
723 * executes and leaves it running.
725 * @param target used to run the algorithm
726 * @param arch_info target-specific description of the algorithm.
728 int target_start_algorithm(struct target
*target
,
729 int num_mem_params
, struct mem_param
*mem_params
,
730 int num_reg_params
, struct reg_param
*reg_params
,
731 uint32_t entry_point
, uint32_t exit_point
,
734 int retval
= ERROR_FAIL
;
736 if (!target_was_examined(target
)) {
737 LOG_ERROR("Target not examined yet");
740 if (!target
->type
->start_algorithm
) {
741 LOG_ERROR("Target type '%s' does not support %s",
742 target_type_name(target
), __func__
);
745 if (target
->running_alg
) {
746 LOG_ERROR("Target is already running an algorithm");
750 target
->running_alg
= true;
751 retval
= target
->type
->start_algorithm(target
,
752 num_mem_params
, mem_params
,
753 num_reg_params
, reg_params
,
754 entry_point
, exit_point
, arch_info
);
761 * Waits for an algorithm started with target_start_algorithm() to complete.
763 * @param target used to run the algorithm
764 * @param arch_info target-specific description of the algorithm.
766 int target_wait_algorithm(struct target
*target
,
767 int num_mem_params
, struct mem_param
*mem_params
,
768 int num_reg_params
, struct reg_param
*reg_params
,
769 uint32_t exit_point
, int timeout_ms
,
772 int retval
= ERROR_FAIL
;
774 if (!target
->type
->wait_algorithm
) {
775 LOG_ERROR("Target type '%s' does not support %s",
776 target_type_name(target
), __func__
);
779 if (!target
->running_alg
) {
780 LOG_ERROR("Target is not running an algorithm");
784 retval
= target
->type
->wait_algorithm(target
,
785 num_mem_params
, mem_params
,
786 num_reg_params
, reg_params
,
787 exit_point
, timeout_ms
, arch_info
);
788 if (retval
!= ERROR_TARGET_TIMEOUT
)
789 target
->running_alg
= false;
796 * Executes a target-specific native code algorithm in the target.
797 * It differs from target_run_algorithm in that the algorithm is asynchronous.
798 * Because of this it requires an compliant algorithm:
799 * see contrib/loaders/flash/stm32f1x.S for example.
801 * @param target used to run the algorithm
804 int target_run_flash_async_algorithm(struct target
*target
,
805 uint8_t *buffer
, uint32_t count
, int block_size
,
806 int num_mem_params
, struct mem_param
*mem_params
,
807 int num_reg_params
, struct reg_param
*reg_params
,
808 uint32_t buffer_start
, uint32_t buffer_size
,
809 uint32_t entry_point
, uint32_t exit_point
, void *arch_info
)
813 /* Set up working area. First word is write pointer, second word is read pointer,
814 * rest is fifo data area. */
815 uint32_t wp_addr
= buffer_start
;
816 uint32_t rp_addr
= buffer_start
+ 4;
817 uint32_t fifo_start_addr
= buffer_start
+ 8;
818 uint32_t fifo_end_addr
= buffer_start
+ buffer_size
;
820 uint32_t wp
= fifo_start_addr
;
821 uint32_t rp
= fifo_start_addr
;
823 /* validate block_size is 2^n */
824 assert(!block_size
|| !(block_size
& (block_size
- 1)));
826 retval
= target_write_u32(target
, wp_addr
, wp
);
827 if (retval
!= ERROR_OK
)
829 retval
= target_write_u32(target
, rp_addr
, rp
);
830 if (retval
!= ERROR_OK
)
833 /* Start up algorithm on target and let it idle while writing the first chunk */
834 retval
= target_start_algorithm(target
, num_mem_params
, mem_params
,
835 num_reg_params
, reg_params
,
840 if (retval
!= ERROR_OK
) {
841 LOG_ERROR("error starting target flash write algorithm");
847 retval
= target_read_u32(target
, rp_addr
, &rp
);
848 if (retval
!= ERROR_OK
) {
849 LOG_ERROR("failed to get read pointer");
853 LOG_DEBUG("count 0x%" PRIx32
" wp 0x%" PRIx32
" rp 0x%" PRIx32
, count
, wp
, rp
);
856 LOG_ERROR("flash write algorithm aborted by target");
857 retval
= ERROR_FLASH_OPERATION_FAILED
;
861 if ((rp
& (block_size
- 1)) || rp
< fifo_start_addr
|| rp
>= fifo_end_addr
) {
862 LOG_ERROR("corrupted fifo read pointer 0x%" PRIx32
, rp
);
866 /* Count the number of bytes available in the fifo without
867 * crossing the wrap around. Make sure to not fill it completely,
868 * because that would make wp == rp and that's the empty condition. */
869 uint32_t thisrun_bytes
;
871 thisrun_bytes
= rp
- wp
- block_size
;
872 else if (rp
> fifo_start_addr
)
873 thisrun_bytes
= fifo_end_addr
- wp
;
875 thisrun_bytes
= fifo_end_addr
- wp
- block_size
;
877 if (thisrun_bytes
== 0) {
878 /* Throttle polling a bit if transfer is (much) faster than flash
879 * programming. The exact delay shouldn't matter as long as it's
880 * less than buffer size / flash speed. This is very unlikely to
881 * run when using high latency connections such as USB. */
886 /* Limit to the amount of data we actually want to write */
887 if (thisrun_bytes
> count
* block_size
)
888 thisrun_bytes
= count
* block_size
;
890 /* Write data to fifo */
891 retval
= target_write_buffer(target
, wp
, thisrun_bytes
, buffer
);
892 if (retval
!= ERROR_OK
)
895 /* Update counters and wrap write pointer */
896 buffer
+= thisrun_bytes
;
897 count
-= thisrun_bytes
/ block_size
;
899 if (wp
>= fifo_end_addr
)
900 wp
= fifo_start_addr
;
902 /* Store updated write pointer to target */
903 retval
= target_write_u32(target
, wp_addr
, wp
);
904 if (retval
!= ERROR_OK
)
908 if (retval
!= ERROR_OK
) {
909 /* abort flash write algorithm on target */
910 target_write_u32(target
, wp_addr
, 0);
913 int retval2
= target_wait_algorithm(target
, num_mem_params
, mem_params
,
914 num_reg_params
, reg_params
,
919 if (retval2
!= ERROR_OK
) {
920 LOG_ERROR("error waiting for target flash write algorithm");
927 int target_read_memory(struct target
*target
,
928 uint32_t address
, uint32_t size
, uint32_t count
, uint8_t *buffer
)
930 return target
->type
->read_memory(target
, address
, size
, count
, buffer
);
933 static int target_read_phys_memory(struct target
*target
,
934 uint32_t address
, uint32_t size
, uint32_t count
, uint8_t *buffer
)
936 return target
->type
->read_phys_memory(target
, address
, size
, count
, buffer
);
939 int target_write_memory(struct target
*target
,
940 uint32_t address
, uint32_t size
, uint32_t count
, const uint8_t *buffer
)
942 return target
->type
->write_memory(target
, address
, size
, count
, buffer
);
945 static int target_write_phys_memory(struct target
*target
,
946 uint32_t address
, uint32_t size
, uint32_t count
, const uint8_t *buffer
)
948 return target
->type
->write_phys_memory(target
, address
, size
, count
, buffer
);
951 int target_bulk_write_memory(struct target
*target
,
952 uint32_t address
, uint32_t count
, const uint8_t *buffer
)
954 return target
->type
->bulk_write_memory(target
, address
, count
, buffer
);
957 int target_add_breakpoint(struct target
*target
,
958 struct breakpoint
*breakpoint
)
960 if ((target
->state
!= TARGET_HALTED
) && (breakpoint
->type
!= BKPT_HARD
)) {
961 LOG_WARNING("target %s is not halted", target
->cmd_name
);
962 return ERROR_TARGET_NOT_HALTED
;
964 return target
->type
->add_breakpoint(target
, breakpoint
);
967 int target_add_context_breakpoint(struct target
*target
,
968 struct breakpoint
*breakpoint
)
970 if (target
->state
!= TARGET_HALTED
) {
971 LOG_WARNING("target %s is not halted", target
->cmd_name
);
972 return ERROR_TARGET_NOT_HALTED
;
974 return target
->type
->add_context_breakpoint(target
, breakpoint
);
977 int target_add_hybrid_breakpoint(struct target
*target
,
978 struct breakpoint
*breakpoint
)
980 if (target
->state
!= TARGET_HALTED
) {
981 LOG_WARNING("target %s is not halted", target
->cmd_name
);
982 return ERROR_TARGET_NOT_HALTED
;
984 return target
->type
->add_hybrid_breakpoint(target
, breakpoint
);
987 int target_remove_breakpoint(struct target
*target
,
988 struct breakpoint
*breakpoint
)
990 return target
->type
->remove_breakpoint(target
, breakpoint
);
993 int target_add_watchpoint(struct target
*target
,
994 struct watchpoint
*watchpoint
)
996 if (target
->state
!= TARGET_HALTED
) {
997 LOG_WARNING("target %s is not halted", target
->cmd_name
);
998 return ERROR_TARGET_NOT_HALTED
;
1000 return target
->type
->add_watchpoint(target
, watchpoint
);
1002 int target_remove_watchpoint(struct target
*target
,
1003 struct watchpoint
*watchpoint
)
1005 return target
->type
->remove_watchpoint(target
, watchpoint
);
1008 int target_get_gdb_reg_list(struct target
*target
,
1009 struct reg
**reg_list
[], int *reg_list_size
)
1011 return target
->type
->get_gdb_reg_list(target
, reg_list
, reg_list_size
);
1013 int target_step(struct target
*target
,
1014 int current
, uint32_t address
, int handle_breakpoints
)
1016 return target
->type
->step(target
, current
, address
, handle_breakpoints
);
1020 * Reset the @c examined flag for the given target.
1021 * Pure paranoia -- targets are zeroed on allocation.
1023 static void target_reset_examined(struct target
*target
)
1025 target
->examined
= false;
1028 static int err_read_phys_memory(struct target
*target
, uint32_t address
,
1029 uint32_t size
, uint32_t count
, uint8_t *buffer
)
1031 LOG_ERROR("Not implemented: %s", __func__
);
1035 static int err_write_phys_memory(struct target
*target
, uint32_t address
,
1036 uint32_t size
, uint32_t count
, const uint8_t *buffer
)
1038 LOG_ERROR("Not implemented: %s", __func__
);
1042 static int handle_target(void *priv
);
1044 static int target_init_one(struct command_context
*cmd_ctx
,
1045 struct target
*target
)
1047 target_reset_examined(target
);
1049 struct target_type
*type
= target
->type
;
1050 if (type
->examine
== NULL
)
1051 type
->examine
= default_examine
;
1053 if (type
->check_reset
== NULL
)
1054 type
->check_reset
= default_check_reset
;
1056 assert(type
->init_target
!= NULL
);
1058 int retval
= type
->init_target(cmd_ctx
, target
);
1059 if (ERROR_OK
!= retval
) {
1060 LOG_ERROR("target '%s' init failed", target_name(target
));
1065 * @todo get rid of those *memory_imp() methods, now that all
1066 * callers are using target_*_memory() accessors ... and make
1067 * sure the "physical" paths handle the same issues.
1069 /* a non-invasive way(in terms of patches) to add some code that
1070 * runs before the type->write/read_memory implementation
1072 type
->write_memory_imp
= target
->type
->write_memory
;
1073 type
->write_memory
= target_write_memory_imp
;
1075 type
->read_memory_imp
= target
->type
->read_memory
;
1076 type
->read_memory
= target_read_memory_imp
;
1078 type
->soft_reset_halt_imp
= target
->type
->soft_reset_halt
;
1079 type
->soft_reset_halt
= target_soft_reset_halt_imp
;
1081 /* Sanity-check MMU support ... stub in what we must, to help
1082 * implement it in stages, but warn if we need to do so.
1085 if (type
->write_phys_memory
== NULL
) {
1086 LOG_ERROR("type '%s' is missing write_phys_memory",
1088 type
->write_phys_memory
= err_write_phys_memory
;
1090 if (type
->read_phys_memory
== NULL
) {
1091 LOG_ERROR("type '%s' is missing read_phys_memory",
1093 type
->read_phys_memory
= err_read_phys_memory
;
1095 if (type
->virt2phys
== NULL
) {
1096 LOG_ERROR("type '%s' is missing virt2phys", type
->name
);
1097 type
->virt2phys
= identity_virt2phys
;
1100 /* Make sure no-MMU targets all behave the same: make no
1101 * distinction between physical and virtual addresses, and
1102 * ensure that virt2phys() is always an identity mapping.
1104 if (type
->write_phys_memory
|| type
->read_phys_memory
|| type
->virt2phys
)
1105 LOG_WARNING("type '%s' has bad MMU hooks", type
->name
);
1108 type
->write_phys_memory
= type
->write_memory
;
1109 type
->read_phys_memory
= type
->read_memory
;
1110 type
->virt2phys
= identity_virt2phys
;
1113 if (target
->type
->read_buffer
== NULL
)
1114 target
->type
->read_buffer
= target_read_buffer_default
;
1116 if (target
->type
->write_buffer
== NULL
)
1117 target
->type
->write_buffer
= target_write_buffer_default
;
1122 static int target_init(struct command_context
*cmd_ctx
)
1124 struct target
*target
;
1127 for (target
= all_targets
; target
; target
= target
->next
) {
1128 retval
= target_init_one(cmd_ctx
, target
);
1129 if (ERROR_OK
!= retval
)
1136 retval
= target_register_user_commands(cmd_ctx
);
1137 if (ERROR_OK
!= retval
)
1140 retval
= target_register_timer_callback(&handle_target
,
1141 polling_interval
, 1, cmd_ctx
->interp
);
1142 if (ERROR_OK
!= retval
)
1148 COMMAND_HANDLER(handle_target_init_command
)
1153 return ERROR_COMMAND_SYNTAX_ERROR
;
1155 static bool target_initialized
;
1156 if (target_initialized
) {
1157 LOG_INFO("'target init' has already been called");
1160 target_initialized
= true;
1162 retval
= command_run_line(CMD_CTX
, "init_targets");
1163 if (ERROR_OK
!= retval
)
1166 retval
= command_run_line(CMD_CTX
, "init_board");
1167 if (ERROR_OK
!= retval
)
1170 LOG_DEBUG("Initializing targets...");
1171 return target_init(CMD_CTX
);
1174 int target_register_event_callback(int (*callback
)(struct target
*target
,
1175 enum target_event event
, void *priv
), void *priv
)
1177 struct target_event_callback
**callbacks_p
= &target_event_callbacks
;
1179 if (callback
== NULL
)
1180 return ERROR_COMMAND_SYNTAX_ERROR
;
1183 while ((*callbacks_p
)->next
)
1184 callbacks_p
= &((*callbacks_p
)->next
);
1185 callbacks_p
= &((*callbacks_p
)->next
);
1188 (*callbacks_p
) = malloc(sizeof(struct target_event_callback
));
1189 (*callbacks_p
)->callback
= callback
;
1190 (*callbacks_p
)->priv
= priv
;
1191 (*callbacks_p
)->next
= NULL
;
1196 int target_register_timer_callback(int (*callback
)(void *priv
), int time_ms
, int periodic
, void *priv
)
1198 struct target_timer_callback
**callbacks_p
= &target_timer_callbacks
;
1201 if (callback
== NULL
)
1202 return ERROR_COMMAND_SYNTAX_ERROR
;
1205 while ((*callbacks_p
)->next
)
1206 callbacks_p
= &((*callbacks_p
)->next
);
1207 callbacks_p
= &((*callbacks_p
)->next
);
1210 (*callbacks_p
) = malloc(sizeof(struct target_timer_callback
));
1211 (*callbacks_p
)->callback
= callback
;
1212 (*callbacks_p
)->periodic
= periodic
;
1213 (*callbacks_p
)->time_ms
= time_ms
;
1215 gettimeofday(&now
, NULL
);
1216 (*callbacks_p
)->when
.tv_usec
= now
.tv_usec
+ (time_ms
% 1000) * 1000;
1217 time_ms
-= (time_ms
% 1000);
1218 (*callbacks_p
)->when
.tv_sec
= now
.tv_sec
+ (time_ms
/ 1000);
1219 if ((*callbacks_p
)->when
.tv_usec
> 1000000) {
1220 (*callbacks_p
)->when
.tv_usec
= (*callbacks_p
)->when
.tv_usec
- 1000000;
1221 (*callbacks_p
)->when
.tv_sec
+= 1;
1224 (*callbacks_p
)->priv
= priv
;
1225 (*callbacks_p
)->next
= NULL
;
1230 int target_unregister_event_callback(int (*callback
)(struct target
*target
,
1231 enum target_event event
, void *priv
), void *priv
)
1233 struct target_event_callback
**p
= &target_event_callbacks
;
1234 struct target_event_callback
*c
= target_event_callbacks
;
1236 if (callback
== NULL
)
1237 return ERROR_COMMAND_SYNTAX_ERROR
;
1240 struct target_event_callback
*next
= c
->next
;
1241 if ((c
->callback
== callback
) && (c
->priv
== priv
)) {
1253 static int target_unregister_timer_callback(int (*callback
)(void *priv
), void *priv
)
1255 struct target_timer_callback
**p
= &target_timer_callbacks
;
1256 struct target_timer_callback
*c
= target_timer_callbacks
;
1258 if (callback
== NULL
)
1259 return ERROR_COMMAND_SYNTAX_ERROR
;
1262 struct target_timer_callback
*next
= c
->next
;
1263 if ((c
->callback
== callback
) && (c
->priv
== priv
)) {
1275 int target_call_event_callbacks(struct target
*target
, enum target_event event
)
1277 struct target_event_callback
*callback
= target_event_callbacks
;
1278 struct target_event_callback
*next_callback
;
1280 if (event
== TARGET_EVENT_HALTED
) {
1281 /* execute early halted first */
1282 target_call_event_callbacks(target
, TARGET_EVENT_GDB_HALT
);
1285 LOG_DEBUG("target event %i (%s)", event
,
1286 Jim_Nvp_value2name_simple(nvp_target_event
, event
)->name
);
1288 target_handle_event(target
, event
);
1291 next_callback
= callback
->next
;
1292 callback
->callback(target
, event
, callback
->priv
);
1293 callback
= next_callback
;
1299 static int target_timer_callback_periodic_restart(
1300 struct target_timer_callback
*cb
, struct timeval
*now
)
1302 int time_ms
= cb
->time_ms
;
1303 cb
->when
.tv_usec
= now
->tv_usec
+ (time_ms
% 1000) * 1000;
1304 time_ms
-= (time_ms
% 1000);
1305 cb
->when
.tv_sec
= now
->tv_sec
+ time_ms
/ 1000;
1306 if (cb
->when
.tv_usec
> 1000000) {
1307 cb
->when
.tv_usec
= cb
->when
.tv_usec
- 1000000;
1308 cb
->when
.tv_sec
+= 1;
1313 static int target_call_timer_callback(struct target_timer_callback
*cb
,
1314 struct timeval
*now
)
1316 cb
->callback(cb
->priv
);
1319 return target_timer_callback_periodic_restart(cb
, now
);
1321 return target_unregister_timer_callback(cb
->callback
, cb
->priv
);
1324 static int target_call_timer_callbacks_check_time(int checktime
)
1329 gettimeofday(&now
, NULL
);
1331 struct target_timer_callback
*callback
= target_timer_callbacks
;
1333 /* cleaning up may unregister and free this callback */
1334 struct target_timer_callback
*next_callback
= callback
->next
;
1336 bool call_it
= callback
->callback
&&
1337 ((!checktime
&& callback
->periodic
) ||
1338 now
.tv_sec
> callback
->when
.tv_sec
||
1339 (now
.tv_sec
== callback
->when
.tv_sec
&&
1340 now
.tv_usec
>= callback
->when
.tv_usec
));
1343 int retval
= target_call_timer_callback(callback
, &now
);
1344 if (retval
!= ERROR_OK
)
1348 callback
= next_callback
;
1354 int target_call_timer_callbacks(void)
1356 return target_call_timer_callbacks_check_time(1);
1359 /* invoke periodic callbacks immediately */
1360 int target_call_timer_callbacks_now(void)
1362 return target_call_timer_callbacks_check_time(0);
1365 /* Prints the working area layout for debug purposes */
1366 static void print_wa_layout(struct target
*target
)
1368 struct working_area
*c
= target
->working_areas
;
1371 LOG_DEBUG("%c%c 0x%08"PRIx32
"-0x%08"PRIx32
" (%"PRIu32
" bytes)",
1372 c
->backup
? 'b' : ' ', c
->free
? ' ' : '*',
1373 c
->address
, c
->address
+ c
->size
- 1, c
->size
);
1378 /* Reduce area to size bytes, create a new free area from the remaining bytes, if any. */
1379 static void target_split_working_area(struct working_area
*area
, uint32_t size
)
1381 assert(area
->free
); /* Shouldn't split an allocated area */
1382 assert(size
<= area
->size
); /* Caller should guarantee this */
1384 /* Split only if not already the right size */
1385 if (size
< area
->size
) {
1386 struct working_area
*new_wa
= malloc(sizeof(*new_wa
));
1391 new_wa
->next
= area
->next
;
1392 new_wa
->size
= area
->size
- size
;
1393 new_wa
->address
= area
->address
+ size
;
1394 new_wa
->backup
= NULL
;
1395 new_wa
->user
= NULL
;
1396 new_wa
->free
= true;
1398 area
->next
= new_wa
;
1401 /* If backup memory was allocated to this area, it has the wrong size
1402 * now so free it and it will be reallocated if/when needed */
1405 area
->backup
= NULL
;
1410 /* Merge all adjacent free areas into one */
1411 static void target_merge_working_areas(struct target
*target
)
1413 struct working_area
*c
= target
->working_areas
;
1415 while (c
&& c
->next
) {
1416 assert(c
->next
->address
== c
->address
+ c
->size
); /* This is an invariant */
1418 /* Find two adjacent free areas */
1419 if (c
->free
&& c
->next
->free
) {
1420 /* Merge the last into the first */
1421 c
->size
+= c
->next
->size
;
1423 /* Remove the last */
1424 struct working_area
*to_be_freed
= c
->next
;
1425 c
->next
= c
->next
->next
;
1426 if (to_be_freed
->backup
)
1427 free(to_be_freed
->backup
);
1430 /* If backup memory was allocated to the remaining area, it's has
1431 * the wrong size now */
1442 int target_alloc_working_area_try(struct target
*target
, uint32_t size
, struct working_area
**area
)
1444 /* Reevaluate working area address based on MMU state*/
1445 if (target
->working_areas
== NULL
) {
1449 retval
= target
->type
->mmu(target
, &enabled
);
1450 if (retval
!= ERROR_OK
)
1454 if (target
->working_area_phys_spec
) {
1455 LOG_DEBUG("MMU disabled, using physical "
1456 "address for working memory 0x%08"PRIx32
,
1457 target
->working_area_phys
);
1458 target
->working_area
= target
->working_area_phys
;
1460 LOG_ERROR("No working memory available. "
1461 "Specify -work-area-phys to target.");
1462 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE
;
1465 if (target
->working_area_virt_spec
) {
1466 LOG_DEBUG("MMU enabled, using virtual "
1467 "address for working memory 0x%08"PRIx32
,
1468 target
->working_area_virt
);
1469 target
->working_area
= target
->working_area_virt
;
1471 LOG_ERROR("No working memory available. "
1472 "Specify -work-area-virt to target.");
1473 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE
;
1477 /* Set up initial working area on first call */
1478 struct working_area
*new_wa
= malloc(sizeof(*new_wa
));
1480 new_wa
->next
= NULL
;
1481 new_wa
->size
= target
->working_area_size
& ~3UL; /* 4-byte align */
1482 new_wa
->address
= target
->working_area
;
1483 new_wa
->backup
= NULL
;
1484 new_wa
->user
= NULL
;
1485 new_wa
->free
= true;
1488 target
->working_areas
= new_wa
;
1491 /* only allocate multiples of 4 byte */
1493 size
= (size
+ 3) & (~3UL);
1495 struct working_area
*c
= target
->working_areas
;
1497 /* Find the first large enough working area */
1499 if (c
->free
&& c
->size
>= size
)
1505 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE
;
1507 /* Split the working area into the requested size */
1508 target_split_working_area(c
, size
);
1510 LOG_DEBUG("allocated new working area of %"PRIu32
" bytes at address 0x%08"PRIx32
, size
, c
->address
);
1512 if (target
->backup_working_area
) {
1513 if (c
->backup
== NULL
) {
1514 c
->backup
= malloc(c
->size
);
1515 if (c
->backup
== NULL
)
1519 int retval
= target_read_memory(target
, c
->address
, 4, c
->size
/ 4, c
->backup
);
1520 if (retval
!= ERROR_OK
)
1524 /* mark as used, and return the new (reused) area */
1531 print_wa_layout(target
);
1536 int target_alloc_working_area(struct target
*target
, uint32_t size
, struct working_area
**area
)
1540 retval
= target_alloc_working_area_try(target
, size
, area
);
1541 if (retval
== ERROR_TARGET_RESOURCE_NOT_AVAILABLE
)
1542 LOG_WARNING("not enough working area available(requested %"PRIu32
")", size
);
1547 static int target_restore_working_area(struct target
*target
, struct working_area
*area
)
1549 int retval
= ERROR_OK
;
1551 if (target
->backup_working_area
&& area
->backup
!= NULL
) {
1552 retval
= target_write_memory(target
, area
->address
, 4, area
->size
/ 4, area
->backup
);
1553 if (retval
!= ERROR_OK
)
1554 LOG_ERROR("failed to restore %"PRIu32
" bytes of working area at address 0x%08"PRIx32
,
1555 area
->size
, area
->address
);
1561 /* Restore the area's backup memory, if any, and return the area to the allocation pool */
1562 static int target_free_working_area_restore(struct target
*target
, struct working_area
*area
, int restore
)
1564 int retval
= ERROR_OK
;
1570 retval
= target_restore_working_area(target
, area
);
1571 /* REVISIT: Perhaps the area should be freed even if restoring fails. */
1572 if (retval
!= ERROR_OK
)
1578 LOG_DEBUG("freed %"PRIu32
" bytes of working area at address 0x%08"PRIx32
,
1579 area
->size
, area
->address
);
1581 /* mark user pointer invalid */
1582 /* TODO: Is this really safe? It points to some previous caller's memory.
1583 * How could we know that the area pointer is still in that place and not
1584 * some other vital data? What's the purpose of this, anyway? */
1588 target_merge_working_areas(target
);
1590 print_wa_layout(target
);
1595 int target_free_working_area(struct target
*target
, struct working_area
*area
)
1597 return target_free_working_area_restore(target
, area
, 1);
1600 /* free resources and restore memory, if restoring memory fails,
1601 * free up resources anyway
1603 static void target_free_all_working_areas_restore(struct target
*target
, int restore
)
1605 struct working_area
*c
= target
->working_areas
;
1607 LOG_DEBUG("freeing all working areas");
1609 /* Loop through all areas, restoring the allocated ones and marking them as free */
1613 target_restore_working_area(target
, c
);
1615 *c
->user
= NULL
; /* Same as above */
1621 /* Run a merge pass to combine all areas into one */
1622 target_merge_working_areas(target
);
1624 print_wa_layout(target
);
1627 void target_free_all_working_areas(struct target
*target
)
1629 target_free_all_working_areas_restore(target
, 1);
1632 /* Find the largest number of bytes that can be allocated */
1633 uint32_t target_get_working_area_avail(struct target
*target
)
1635 struct working_area
*c
= target
->working_areas
;
1636 uint32_t max_size
= 0;
1639 return target
->working_area_size
;
1642 if (c
->free
&& max_size
< c
->size
)
1651 int target_arch_state(struct target
*target
)
1654 if (target
== NULL
) {
1655 LOG_USER("No target has been configured");
1659 LOG_USER("target state: %s", target_state_name(target
));
1661 if (target
->state
!= TARGET_HALTED
)
1664 retval
= target
->type
->arch_state(target
);
1668 /* Single aligned words are guaranteed to use 16 or 32 bit access
1669 * mode respectively, otherwise data is handled as quickly as
1672 int target_write_buffer(struct target
*target
, uint32_t address
, uint32_t size
, const uint8_t *buffer
)
1674 LOG_DEBUG("writing buffer of %i byte at 0x%8.8x",
1675 (int)size
, (unsigned)address
);
1677 if (!target_was_examined(target
)) {
1678 LOG_ERROR("Target not examined yet");
1685 if ((address
+ size
- 1) < address
) {
1686 /* GDB can request this when e.g. PC is 0xfffffffc*/
1687 LOG_ERROR("address + size wrapped(0x%08x, 0x%08x)",
1693 return target
->type
->write_buffer(target
, address
, size
, buffer
);
1696 static int target_write_buffer_default(struct target
*target
, uint32_t address
, uint32_t size
, const uint8_t *buffer
)
1698 int retval
= ERROR_OK
;
1700 if (((address
% 2) == 0) && (size
== 2))
1701 return target_write_memory(target
, address
, 2, 1, buffer
);
1703 /* handle unaligned head bytes */
1705 uint32_t unaligned
= 4 - (address
% 4);
1707 if (unaligned
> size
)
1710 retval
= target_write_memory(target
, address
, 1, unaligned
, buffer
);
1711 if (retval
!= ERROR_OK
)
1714 buffer
+= unaligned
;
1715 address
+= unaligned
;
1719 /* handle aligned words */
1721 int aligned
= size
- (size
% 4);
1723 /* use bulk writes above a certain limit. This may have to be changed */
1724 if (aligned
> 128) {
1725 retval
= target
->type
->bulk_write_memory(target
, address
, aligned
/ 4, buffer
);
1726 if (retval
!= ERROR_OK
)
1729 retval
= target_write_memory(target
, address
, 4, aligned
/ 4, buffer
);
1730 if (retval
!= ERROR_OK
)
1739 /* handle tail writes of less than 4 bytes */
1741 retval
= target_write_memory(target
, address
, 1, size
, buffer
);
1742 if (retval
!= ERROR_OK
)
1749 /* Single aligned words are guaranteed to use 16 or 32 bit access
1750 * mode respectively, otherwise data is handled as quickly as
1753 int target_read_buffer(struct target
*target
, uint32_t address
, uint32_t size
, uint8_t *buffer
)
1755 LOG_DEBUG("reading buffer of %i byte at 0x%8.8x",
1756 (int)size
, (unsigned)address
);
1758 if (!target_was_examined(target
)) {
1759 LOG_ERROR("Target not examined yet");
1766 if ((address
+ size
- 1) < address
) {
1767 /* GDB can request this when e.g. PC is 0xfffffffc*/
1768 LOG_ERROR("address + size wrapped(0x%08" PRIx32
", 0x%08" PRIx32
")",
1774 return target
->type
->read_buffer(target
, address
, size
, buffer
);
1777 static int target_read_buffer_default(struct target
*target
, uint32_t address
, uint32_t size
, uint8_t *buffer
)
1779 int retval
= ERROR_OK
;
1781 if (((address
% 2) == 0) && (size
== 2))
1782 return target_read_memory(target
, address
, 2, 1, buffer
);
1784 /* handle unaligned head bytes */
1786 uint32_t unaligned
= 4 - (address
% 4);
1788 if (unaligned
> size
)
1791 retval
= target_read_memory(target
, address
, 1, unaligned
, buffer
);
1792 if (retval
!= ERROR_OK
)
1795 buffer
+= unaligned
;
1796 address
+= unaligned
;
1800 /* handle aligned words */
1802 int aligned
= size
- (size
% 4);
1804 retval
= target_read_memory(target
, address
, 4, aligned
/ 4, buffer
);
1805 if (retval
!= ERROR_OK
)
1813 /*prevent byte access when possible (avoid AHB access limitations in some cases)*/
1815 int aligned
= size
- (size
% 2);
1816 retval
= target_read_memory(target
, address
, 2, aligned
/ 2, buffer
);
1817 if (retval
!= ERROR_OK
)
1824 /* handle tail writes of less than 4 bytes */
1826 retval
= target_read_memory(target
, address
, 1, size
, buffer
);
1827 if (retval
!= ERROR_OK
)
1834 int target_checksum_memory(struct target
*target
, uint32_t address
, uint32_t size
, uint32_t* crc
)
1839 uint32_t checksum
= 0;
1840 if (!target_was_examined(target
)) {
1841 LOG_ERROR("Target not examined yet");
1845 retval
= target
->type
->checksum_memory(target
, address
, size
, &checksum
);
1846 if (retval
!= ERROR_OK
) {
1847 buffer
= malloc(size
);
1848 if (buffer
== NULL
) {
1849 LOG_ERROR("error allocating buffer for section (%d bytes)", (int)size
);
1850 return ERROR_COMMAND_SYNTAX_ERROR
;
1852 retval
= target_read_buffer(target
, address
, size
, buffer
);
1853 if (retval
!= ERROR_OK
) {
1858 /* convert to target endianness */
1859 for (i
= 0; i
< (size
/sizeof(uint32_t)); i
++) {
1860 uint32_t target_data
;
1861 target_data
= target_buffer_get_u32(target
, &buffer
[i
*sizeof(uint32_t)]);
1862 target_buffer_set_u32(target
, &buffer
[i
*sizeof(uint32_t)], target_data
);
1865 retval
= image_calculate_checksum(buffer
, size
, &checksum
);
1874 int target_blank_check_memory(struct target
*target
, uint32_t address
, uint32_t size
, uint32_t* blank
)
1877 if (!target_was_examined(target
)) {
1878 LOG_ERROR("Target not examined yet");
1882 if (target
->type
->blank_check_memory
== 0)
1883 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE
;
1885 retval
= target
->type
->blank_check_memory(target
, address
, size
, blank
);
1890 int target_read_u32(struct target
*target
, uint32_t address
, uint32_t *value
)
1892 uint8_t value_buf
[4];
1893 if (!target_was_examined(target
)) {
1894 LOG_ERROR("Target not examined yet");
1898 int retval
= target_read_memory(target
, address
, 4, 1, value_buf
);
1900 if (retval
== ERROR_OK
) {
1901 *value
= target_buffer_get_u32(target
, value_buf
);
1902 LOG_DEBUG("address: 0x%8.8" PRIx32
", value: 0x%8.8" PRIx32
"",
1907 LOG_DEBUG("address: 0x%8.8" PRIx32
" failed",
1914 int target_read_u16(struct target
*target
, uint32_t address
, uint16_t *value
)
1916 uint8_t value_buf
[2];
1917 if (!target_was_examined(target
)) {
1918 LOG_ERROR("Target not examined yet");
1922 int retval
= target_read_memory(target
, address
, 2, 1, value_buf
);
1924 if (retval
== ERROR_OK
) {
1925 *value
= target_buffer_get_u16(target
, value_buf
);
1926 LOG_DEBUG("address: 0x%8.8" PRIx32
", value: 0x%4.4x",
1931 LOG_DEBUG("address: 0x%8.8" PRIx32
" failed",
1938 int target_read_u8(struct target
*target
, uint32_t address
, uint8_t *value
)
1940 int retval
= target_read_memory(target
, address
, 1, 1, value
);
1941 if (!target_was_examined(target
)) {
1942 LOG_ERROR("Target not examined yet");
1946 if (retval
== ERROR_OK
) {
1947 LOG_DEBUG("address: 0x%8.8" PRIx32
", value: 0x%2.2x",
1952 LOG_DEBUG("address: 0x%8.8" PRIx32
" failed",
1959 int target_write_u32(struct target
*target
, uint32_t address
, uint32_t value
)
1962 uint8_t value_buf
[4];
1963 if (!target_was_examined(target
)) {
1964 LOG_ERROR("Target not examined yet");
1968 LOG_DEBUG("address: 0x%8.8" PRIx32
", value: 0x%8.8" PRIx32
"",
1972 target_buffer_set_u32(target
, value_buf
, value
);
1973 retval
= target_write_memory(target
, address
, 4, 1, value_buf
);
1974 if (retval
!= ERROR_OK
)
1975 LOG_DEBUG("failed: %i", retval
);
1980 int target_write_u16(struct target
*target
, uint32_t address
, uint16_t value
)
1983 uint8_t value_buf
[2];
1984 if (!target_was_examined(target
)) {
1985 LOG_ERROR("Target not examined yet");
1989 LOG_DEBUG("address: 0x%8.8" PRIx32
", value: 0x%8.8x",
1993 target_buffer_set_u16(target
, value_buf
, value
);
1994 retval
= target_write_memory(target
, address
, 2, 1, value_buf
);
1995 if (retval
!= ERROR_OK
)
1996 LOG_DEBUG("failed: %i", retval
);
2001 int target_write_u8(struct target
*target
, uint32_t address
, uint8_t value
)
2004 if (!target_was_examined(target
)) {
2005 LOG_ERROR("Target not examined yet");
2009 LOG_DEBUG("address: 0x%8.8" PRIx32
", value: 0x%2.2x",
2012 retval
= target_write_memory(target
, address
, 1, 1, &value
);
2013 if (retval
!= ERROR_OK
)
2014 LOG_DEBUG("failed: %i", retval
);
2019 static int find_target(struct command_context
*cmd_ctx
, const char *name
)
2021 struct target
*target
= get_target(name
);
2022 if (target
== NULL
) {
2023 LOG_ERROR("Target: %s is unknown, try one of:\n", name
);
2026 if (!target
->tap
->enabled
) {
2027 LOG_USER("Target: TAP %s is disabled, "
2028 "can't be the current target\n",
2029 target
->tap
->dotted_name
);
2033 cmd_ctx
->current_target
= target
->target_number
;
2038 COMMAND_HANDLER(handle_targets_command
)
2040 int retval
= ERROR_OK
;
2041 if (CMD_ARGC
== 1) {
2042 retval
= find_target(CMD_CTX
, CMD_ARGV
[0]);
2043 if (retval
== ERROR_OK
) {
2049 struct target
*target
= all_targets
;
2050 command_print(CMD_CTX
, " TargetName Type Endian TapName State ");
2051 command_print(CMD_CTX
, "-- ------------------ ---------- ------ ------------------ ------------");
2056 if (target
->tap
->enabled
)
2057 state
= target_state_name(target
);
2059 state
= "tap-disabled";
2061 if (CMD_CTX
->current_target
== target
->target_number
)
2064 /* keep columns lined up to match the headers above */
2065 command_print(CMD_CTX
,
2066 "%2d%c %-18s %-10s %-6s %-18s %s",
2067 target
->target_number
,
2069 target_name(target
),
2070 target_type_name(target
),
2071 Jim_Nvp_value2name_simple(nvp_target_endian
,
2072 target
->endianness
)->name
,
2073 target
->tap
->dotted_name
,
2075 target
= target
->next
;
2081 /* every 300ms we check for reset & powerdropout and issue a "reset halt" if so. */
2083 static int powerDropout
;
2084 static int srstAsserted
;
2086 static int runPowerRestore
;
2087 static int runPowerDropout
;
2088 static int runSrstAsserted
;
2089 static int runSrstDeasserted
;
2091 static int sense_handler(void)
2093 static int prevSrstAsserted
;
2094 static int prevPowerdropout
;
2096 int retval
= jtag_power_dropout(&powerDropout
);
2097 if (retval
!= ERROR_OK
)
2101 powerRestored
= prevPowerdropout
&& !powerDropout
;
2103 runPowerRestore
= 1;
2105 long long current
= timeval_ms();
2106 static long long lastPower
;
2107 int waitMore
= lastPower
+ 2000 > current
;
2108 if (powerDropout
&& !waitMore
) {
2109 runPowerDropout
= 1;
2110 lastPower
= current
;
2113 retval
= jtag_srst_asserted(&srstAsserted
);
2114 if (retval
!= ERROR_OK
)
2118 srstDeasserted
= prevSrstAsserted
&& !srstAsserted
;
2120 static long long lastSrst
;
2121 waitMore
= lastSrst
+ 2000 > current
;
2122 if (srstDeasserted
&& !waitMore
) {
2123 runSrstDeasserted
= 1;
2127 if (!prevSrstAsserted
&& srstAsserted
)
2128 runSrstAsserted
= 1;
2130 prevSrstAsserted
= srstAsserted
;
2131 prevPowerdropout
= powerDropout
;
2133 if (srstDeasserted
|| powerRestored
) {
2134 /* Other than logging the event we can't do anything here.
2135 * Issuing a reset is a particularly bad idea as we might
2136 * be inside a reset already.
2143 static int backoff_times
;
2144 static int backoff_count
;
2146 /* process target state changes */
2147 static int handle_target(void *priv
)
2149 Jim_Interp
*interp
= (Jim_Interp
*)priv
;
2150 int retval
= ERROR_OK
;
2152 if (!is_jtag_poll_safe()) {
2153 /* polling is disabled currently */
2157 /* we do not want to recurse here... */
2158 static int recursive
;
2162 /* danger! running these procedures can trigger srst assertions and power dropouts.
2163 * We need to avoid an infinite loop/recursion here and we do that by
2164 * clearing the flags after running these events.
2166 int did_something
= 0;
2167 if (runSrstAsserted
) {
2168 LOG_INFO("srst asserted detected, running srst_asserted proc.");
2169 Jim_Eval(interp
, "srst_asserted");
2172 if (runSrstDeasserted
) {
2173 Jim_Eval(interp
, "srst_deasserted");
2176 if (runPowerDropout
) {
2177 LOG_INFO("Power dropout detected, running power_dropout proc.");
2178 Jim_Eval(interp
, "power_dropout");
2181 if (runPowerRestore
) {
2182 Jim_Eval(interp
, "power_restore");
2186 if (did_something
) {
2187 /* clear detect flags */
2191 /* clear action flags */
2193 runSrstAsserted
= 0;
2194 runSrstDeasserted
= 0;
2195 runPowerRestore
= 0;
2196 runPowerDropout
= 0;
2201 if (backoff_times
> backoff_count
) {
2202 /* do not poll this time as we failed previously */
2208 /* Poll targets for state changes unless that's globally disabled.
2209 * Skip targets that are currently disabled.
2211 for (struct target
*target
= all_targets
;
2212 is_jtag_poll_safe() && target
;
2213 target
= target
->next
) {
2214 if (!target
->tap
->enabled
)
2217 /* only poll target if we've got power and srst isn't asserted */
2218 if (!powerDropout
&& !srstAsserted
) {
2219 /* polling may fail silently until the target has been examined */
2220 retval
= target_poll(target
);
2221 if (retval
!= ERROR_OK
) {
2222 /* 100ms polling interval. Increase interval between polling up to 5000ms */
2223 if (backoff_times
* polling_interval
< 5000) {
2227 LOG_USER("Polling target failed, GDB will be halted. Polling again in %dms",
2228 backoff_times
* polling_interval
);
2230 /* Tell GDB to halt the debugger. This allows the user to
2231 * run monitor commands to handle the situation.
2233 target_call_event_callbacks(target
, TARGET_EVENT_GDB_HALT
);
2236 /* Since we succeeded, we reset backoff count */
2237 if (backoff_times
> 0)
2238 LOG_USER("Polling succeeded again");
2246 COMMAND_HANDLER(handle_reg_command
)
2248 struct target
*target
;
2249 struct reg
*reg
= NULL
;
2255 target
= get_current_target(CMD_CTX
);
2257 /* list all available registers for the current target */
2258 if (CMD_ARGC
== 0) {
2259 struct reg_cache
*cache
= target
->reg_cache
;
2265 command_print(CMD_CTX
, "===== %s", cache
->name
);
2267 for (i
= 0, reg
= cache
->reg_list
;
2268 i
< cache
->num_regs
;
2269 i
++, reg
++, count
++) {
2270 /* only print cached values if they are valid */
2272 value
= buf_to_str(reg
->value
,
2274 command_print(CMD_CTX
,
2275 "(%i) %s (/%" PRIu32
"): 0x%s%s",
2283 command_print(CMD_CTX
, "(%i) %s (/%" PRIu32
")",
2288 cache
= cache
->next
;
2294 /* access a single register by its ordinal number */
2295 if ((CMD_ARGV
[0][0] >= '0') && (CMD_ARGV
[0][0] <= '9')) {
2297 COMMAND_PARSE_NUMBER(uint
, CMD_ARGV
[0], num
);
2299 struct reg_cache
*cache
= target
->reg_cache
;
2303 for (i
= 0; i
< cache
->num_regs
; i
++) {
2304 if (count
++ == num
) {
2305 reg
= &cache
->reg_list
[i
];
2311 cache
= cache
->next
;
2315 command_print(CMD_CTX
, "%i is out of bounds, the current target "
2316 "has only %i registers (0 - %i)", num
, count
, count
- 1);
2320 /* access a single register by its name */
2321 reg
= register_get_by_name(target
->reg_cache
, CMD_ARGV
[0], 1);
2324 command_print(CMD_CTX
, "register %s not found in current target", CMD_ARGV
[0]);
2329 assert(reg
!= NULL
); /* give clang a hint that we *know* reg is != NULL here */
2331 /* display a register */
2332 if ((CMD_ARGC
== 1) || ((CMD_ARGC
== 2) && !((CMD_ARGV
[1][0] >= '0')
2333 && (CMD_ARGV
[1][0] <= '9')))) {
2334 if ((CMD_ARGC
== 2) && (strcmp(CMD_ARGV
[1], "force") == 0))
2337 if (reg
->valid
== 0)
2338 reg
->type
->get(reg
);
2339 value
= buf_to_str(reg
->value
, reg
->size
, 16);
2340 command_print(CMD_CTX
, "%s (/%i): 0x%s", reg
->name
, (int)(reg
->size
), value
);
2345 /* set register value */
2346 if (CMD_ARGC
== 2) {
2347 uint8_t *buf
= malloc(DIV_ROUND_UP(reg
->size
, 8));
2350 str_to_buf(CMD_ARGV
[1], strlen(CMD_ARGV
[1]), buf
, reg
->size
, 0);
2352 reg
->type
->set(reg
, buf
);
2354 value
= buf_to_str(reg
->value
, reg
->size
, 16);
2355 command_print(CMD_CTX
, "%s (/%i): 0x%s", reg
->name
, (int)(reg
->size
), value
);
2363 return ERROR_COMMAND_SYNTAX_ERROR
;
2366 COMMAND_HANDLER(handle_poll_command
)
2368 int retval
= ERROR_OK
;
2369 struct target
*target
= get_current_target(CMD_CTX
);
2371 if (CMD_ARGC
== 0) {
2372 command_print(CMD_CTX
, "background polling: %s",
2373 jtag_poll_get_enabled() ? "on" : "off");
2374 command_print(CMD_CTX
, "TAP: %s (%s)",
2375 target
->tap
->dotted_name
,
2376 target
->tap
->enabled
? "enabled" : "disabled");
2377 if (!target
->tap
->enabled
)
2379 retval
= target_poll(target
);
2380 if (retval
!= ERROR_OK
)
2382 retval
= target_arch_state(target
);
2383 if (retval
!= ERROR_OK
)
2385 } else if (CMD_ARGC
== 1) {
2387 COMMAND_PARSE_ON_OFF(CMD_ARGV
[0], enable
);
2388 jtag_poll_set_enabled(enable
);
2390 return ERROR_COMMAND_SYNTAX_ERROR
;
2395 COMMAND_HANDLER(handle_wait_halt_command
)
2398 return ERROR_COMMAND_SYNTAX_ERROR
;
2401 if (1 == CMD_ARGC
) {
2402 int retval
= parse_uint(CMD_ARGV
[0], &ms
);
2403 if (ERROR_OK
!= retval
)
2404 return ERROR_COMMAND_SYNTAX_ERROR
;
2405 /* convert seconds (given) to milliseconds (needed) */
2409 struct target
*target
= get_current_target(CMD_CTX
);
2410 return target_wait_state(target
, TARGET_HALTED
, ms
);
2413 /* wait for target state to change. The trick here is to have a low
2414 * latency for short waits and not to suck up all the CPU time
2417 * After 500ms, keep_alive() is invoked
2419 int target_wait_state(struct target
*target
, enum target_state state
, int ms
)
2422 long long then
= 0, cur
;
2426 retval
= target_poll(target
);
2427 if (retval
!= ERROR_OK
)
2429 if (target
->state
== state
)
2434 then
= timeval_ms();
2435 LOG_DEBUG("waiting for target %s...",
2436 Jim_Nvp_value2name_simple(nvp_target_state
, state
)->name
);
2442 if ((cur
-then
) > ms
) {
2443 LOG_ERROR("timed out while waiting for target %s",
2444 Jim_Nvp_value2name_simple(nvp_target_state
, state
)->name
);
2452 COMMAND_HANDLER(handle_halt_command
)
2456 struct target
*target
= get_current_target(CMD_CTX
);
2457 int retval
= target_halt(target
);
2458 if (ERROR_OK
!= retval
)
2461 if (CMD_ARGC
== 1) {
2462 unsigned wait_local
;
2463 retval
= parse_uint(CMD_ARGV
[0], &wait_local
);
2464 if (ERROR_OK
!= retval
)
2465 return ERROR_COMMAND_SYNTAX_ERROR
;
2470 return CALL_COMMAND_HANDLER(handle_wait_halt_command
);
2473 COMMAND_HANDLER(handle_soft_reset_halt_command
)
2475 struct target
*target
= get_current_target(CMD_CTX
);
2477 LOG_USER("requesting target halt and executing a soft reset");
2479 target
->type
->soft_reset_halt(target
);
2484 COMMAND_HANDLER(handle_reset_command
)
2487 return ERROR_COMMAND_SYNTAX_ERROR
;
2489 enum target_reset_mode reset_mode
= RESET_RUN
;
2490 if (CMD_ARGC
== 1) {
2492 n
= Jim_Nvp_name2value_simple(nvp_reset_modes
, CMD_ARGV
[0]);
2493 if ((n
->name
== NULL
) || (n
->value
== RESET_UNKNOWN
))
2494 return ERROR_COMMAND_SYNTAX_ERROR
;
2495 reset_mode
= n
->value
;
2498 /* reset *all* targets */
2499 return target_process_reset(CMD_CTX
, reset_mode
);
2503 COMMAND_HANDLER(handle_resume_command
)
2507 return ERROR_COMMAND_SYNTAX_ERROR
;
2509 struct target
*target
= get_current_target(CMD_CTX
);
2510 target_handle_event(target
, TARGET_EVENT_OLD_pre_resume
);
2512 /* with no CMD_ARGV, resume from current pc, addr = 0,
2513 * with one arguments, addr = CMD_ARGV[0],
2514 * handle breakpoints, not debugging */
2516 if (CMD_ARGC
== 1) {
2517 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], addr
);
2521 return target_resume(target
, current
, addr
, 1, 0);
2524 COMMAND_HANDLER(handle_step_command
)
2527 return ERROR_COMMAND_SYNTAX_ERROR
;
2531 /* with no CMD_ARGV, step from current pc, addr = 0,
2532 * with one argument addr = CMD_ARGV[0],
2533 * handle breakpoints, debugging */
2536 if (CMD_ARGC
== 1) {
2537 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], addr
);
2541 struct target
*target
= get_current_target(CMD_CTX
);
2543 return target
->type
->step(target
, current_pc
, addr
, 1);
2546 static void handle_md_output(struct command_context
*cmd_ctx
,
2547 struct target
*target
, uint32_t address
, unsigned size
,
2548 unsigned count
, const uint8_t *buffer
)
2550 const unsigned line_bytecnt
= 32;
2551 unsigned line_modulo
= line_bytecnt
/ size
;
2553 char output
[line_bytecnt
* 4 + 1];
2554 unsigned output_len
= 0;
2556 const char *value_fmt
;
2559 value_fmt
= "%8.8x ";
2562 value_fmt
= "%4.4x ";
2565 value_fmt
= "%2.2x ";
2568 /* "can't happen", caller checked */
2569 LOG_ERROR("invalid memory read size: %u", size
);
2573 for (unsigned i
= 0; i
< count
; i
++) {
2574 if (i
% line_modulo
== 0) {
2575 output_len
+= snprintf(output
+ output_len
,
2576 sizeof(output
) - output_len
,
2578 (unsigned)(address
+ (i
*size
)));
2582 const uint8_t *value_ptr
= buffer
+ i
* size
;
2585 value
= target_buffer_get_u32(target
, value_ptr
);
2588 value
= target_buffer_get_u16(target
, value_ptr
);
2593 output_len
+= snprintf(output
+ output_len
,
2594 sizeof(output
) - output_len
,
2597 if ((i
% line_modulo
== line_modulo
- 1) || (i
== count
- 1)) {
2598 command_print(cmd_ctx
, "%s", output
);
2604 COMMAND_HANDLER(handle_md_command
)
2607 return ERROR_COMMAND_SYNTAX_ERROR
;
2610 switch (CMD_NAME
[2]) {
2621 return ERROR_COMMAND_SYNTAX_ERROR
;
2624 bool physical
= strcmp(CMD_ARGV
[0], "phys") == 0;
2625 int (*fn
)(struct target
*target
,
2626 uint32_t address
, uint32_t size_value
, uint32_t count
, uint8_t *buffer
);
2630 fn
= target_read_phys_memory
;
2632 fn
= target_read_memory
;
2633 if ((CMD_ARGC
< 1) || (CMD_ARGC
> 2))
2634 return ERROR_COMMAND_SYNTAX_ERROR
;
2637 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], address
);
2641 COMMAND_PARSE_NUMBER(uint
, CMD_ARGV
[1], count
);
2643 uint8_t *buffer
= calloc(count
, size
);
2645 struct target
*target
= get_current_target(CMD_CTX
);
2646 int retval
= fn(target
, address
, size
, count
, buffer
);
2647 if (ERROR_OK
== retval
)
2648 handle_md_output(CMD_CTX
, target
, address
, size
, count
, buffer
);
2655 typedef int (*target_write_fn
)(struct target
*target
,
2656 uint32_t address
, uint32_t size
, uint32_t count
, const uint8_t *buffer
);
2658 static int target_write_memory_fast(struct target
*target
,
2659 uint32_t address
, uint32_t size
, uint32_t count
, const uint8_t *buffer
)
2661 return target_write_buffer(target
, address
, size
* count
, buffer
);
2664 static int target_fill_mem(struct target
*target
,
2673 /* We have to write in reasonably large chunks to be able
2674 * to fill large memory areas with any sane speed */
2675 const unsigned chunk_size
= 16384;
2676 uint8_t *target_buf
= malloc(chunk_size
* data_size
);
2677 if (target_buf
== NULL
) {
2678 LOG_ERROR("Out of memory");
2682 for (unsigned i
= 0; i
< chunk_size
; i
++) {
2683 switch (data_size
) {
2685 target_buffer_set_u32(target
, target_buf
+ i
* data_size
, b
);
2688 target_buffer_set_u16(target
, target_buf
+ i
* data_size
, b
);
2691 target_buffer_set_u8(target
, target_buf
+ i
* data_size
, b
);
2698 int retval
= ERROR_OK
;
2700 for (unsigned x
= 0; x
< c
; x
+= chunk_size
) {
2703 if (current
> chunk_size
)
2704 current
= chunk_size
;
2705 retval
= fn(target
, address
+ x
* data_size
, data_size
, current
, target_buf
);
2706 if (retval
!= ERROR_OK
)
2708 /* avoid GDB timeouts */
2717 COMMAND_HANDLER(handle_mw_command
)
2720 return ERROR_COMMAND_SYNTAX_ERROR
;
2721 bool physical
= strcmp(CMD_ARGV
[0], "phys") == 0;
2726 fn
= target_write_phys_memory
;
2728 fn
= target_write_memory_fast
;
2729 if ((CMD_ARGC
< 2) || (CMD_ARGC
> 3))
2730 return ERROR_COMMAND_SYNTAX_ERROR
;
2733 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], address
);
2736 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], value
);
2740 COMMAND_PARSE_NUMBER(uint
, CMD_ARGV
[2], count
);
2742 struct target
*target
= get_current_target(CMD_CTX
);
2744 switch (CMD_NAME
[2]) {
2755 return ERROR_COMMAND_SYNTAX_ERROR
;
2758 return target_fill_mem(target
, address
, fn
, wordsize
, value
, count
);
2761 static COMMAND_HELPER(parse_load_image_command_CMD_ARGV
, struct image
*image
,
2762 uint32_t *min_address
, uint32_t *max_address
)
2764 if (CMD_ARGC
< 1 || CMD_ARGC
> 5)
2765 return ERROR_COMMAND_SYNTAX_ERROR
;
2767 /* a base address isn't always necessary,
2768 * default to 0x0 (i.e. don't relocate) */
2769 if (CMD_ARGC
>= 2) {
2771 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], addr
);
2772 image
->base_address
= addr
;
2773 image
->base_address_set
= 1;
2775 image
->base_address_set
= 0;
2777 image
->start_address_set
= 0;
2780 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[3], *min_address
);
2781 if (CMD_ARGC
== 5) {
2782 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[4], *max_address
);
2783 /* use size (given) to find max (required) */
2784 *max_address
+= *min_address
;
2787 if (*min_address
> *max_address
)
2788 return ERROR_COMMAND_SYNTAX_ERROR
;
2793 COMMAND_HANDLER(handle_load_image_command
)
2797 uint32_t image_size
;
2798 uint32_t min_address
= 0;
2799 uint32_t max_address
= 0xffffffff;
2803 int retval
= CALL_COMMAND_HANDLER(parse_load_image_command_CMD_ARGV
,
2804 &image
, &min_address
, &max_address
);
2805 if (ERROR_OK
!= retval
)
2808 struct target
*target
= get_current_target(CMD_CTX
);
2810 struct duration bench
;
2811 duration_start(&bench
);
2813 if (image_open(&image
, CMD_ARGV
[0], (CMD_ARGC
>= 3) ? CMD_ARGV
[2] : NULL
) != ERROR_OK
)
2818 for (i
= 0; i
< image
.num_sections
; i
++) {
2819 buffer
= malloc(image
.sections
[i
].size
);
2820 if (buffer
== NULL
) {
2821 command_print(CMD_CTX
,
2822 "error allocating buffer for section (%d bytes)",
2823 (int)(image
.sections
[i
].size
));
2827 retval
= image_read_section(&image
, i
, 0x0, image
.sections
[i
].size
, buffer
, &buf_cnt
);
2828 if (retval
!= ERROR_OK
) {
2833 uint32_t offset
= 0;
2834 uint32_t length
= buf_cnt
;
2836 /* DANGER!!! beware of unsigned comparision here!!! */
2838 if ((image
.sections
[i
].base_address
+ buf_cnt
>= min_address
) &&
2839 (image
.sections
[i
].base_address
< max_address
)) {
2841 if (image
.sections
[i
].base_address
< min_address
) {
2842 /* clip addresses below */
2843 offset
+= min_address
-image
.sections
[i
].base_address
;
2847 if (image
.sections
[i
].base_address
+ buf_cnt
> max_address
)
2848 length
-= (image
.sections
[i
].base_address
+ buf_cnt
)-max_address
;
2850 retval
= target_write_buffer(target
,
2851 image
.sections
[i
].base_address
+ offset
, length
, buffer
+ offset
);
2852 if (retval
!= ERROR_OK
) {
2856 image_size
+= length
;
2857 command_print(CMD_CTX
, "%u bytes written at address 0x%8.8" PRIx32
"",
2858 (unsigned int)length
,
2859 image
.sections
[i
].base_address
+ offset
);
2865 if ((ERROR_OK
== retval
) && (duration_measure(&bench
) == ERROR_OK
)) {
2866 command_print(CMD_CTX
, "downloaded %" PRIu32
" bytes "
2867 "in %fs (%0.3f KiB/s)", image_size
,
2868 duration_elapsed(&bench
), duration_kbps(&bench
, image_size
));
2871 image_close(&image
);
2877 COMMAND_HANDLER(handle_dump_image_command
)
2879 struct fileio fileio
;
2881 int retval
, retvaltemp
;
2882 uint32_t address
, size
;
2883 struct duration bench
;
2884 struct target
*target
= get_current_target(CMD_CTX
);
2887 return ERROR_COMMAND_SYNTAX_ERROR
;
2889 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], address
);
2890 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[2], size
);
2892 uint32_t buf_size
= (size
> 4096) ? 4096 : size
;
2893 buffer
= malloc(buf_size
);
2897 retval
= fileio_open(&fileio
, CMD_ARGV
[0], FILEIO_WRITE
, FILEIO_BINARY
);
2898 if (retval
!= ERROR_OK
) {
2903 duration_start(&bench
);
2906 size_t size_written
;
2907 uint32_t this_run_size
= (size
> buf_size
) ? buf_size
: size
;
2908 retval
= target_read_buffer(target
, address
, this_run_size
, buffer
);
2909 if (retval
!= ERROR_OK
)
2912 retval
= fileio_write(&fileio
, this_run_size
, buffer
, &size_written
);
2913 if (retval
!= ERROR_OK
)
2916 size
-= this_run_size
;
2917 address
+= this_run_size
;
2922 if ((ERROR_OK
== retval
) && (duration_measure(&bench
) == ERROR_OK
)) {
2924 retval
= fileio_size(&fileio
, &filesize
);
2925 if (retval
!= ERROR_OK
)
2927 command_print(CMD_CTX
,
2928 "dumped %ld bytes in %fs (%0.3f KiB/s)", (long)filesize
,
2929 duration_elapsed(&bench
), duration_kbps(&bench
, filesize
));
2932 retvaltemp
= fileio_close(&fileio
);
2933 if (retvaltemp
!= ERROR_OK
)
2939 static COMMAND_HELPER(handle_verify_image_command_internal
, int verify
)
2943 uint32_t image_size
;
2946 uint32_t checksum
= 0;
2947 uint32_t mem_checksum
= 0;
2951 struct target
*target
= get_current_target(CMD_CTX
);
2954 return ERROR_COMMAND_SYNTAX_ERROR
;
2957 LOG_ERROR("no target selected");
2961 struct duration bench
;
2962 duration_start(&bench
);
2964 if (CMD_ARGC
>= 2) {
2966 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], addr
);
2967 image
.base_address
= addr
;
2968 image
.base_address_set
= 1;
2970 image
.base_address_set
= 0;
2971 image
.base_address
= 0x0;
2974 image
.start_address_set
= 0;
2976 retval
= image_open(&image
, CMD_ARGV
[0], (CMD_ARGC
== 3) ? CMD_ARGV
[2] : NULL
);
2977 if (retval
!= ERROR_OK
)
2983 for (i
= 0; i
< image
.num_sections
; i
++) {
2984 buffer
= malloc(image
.sections
[i
].size
);
2985 if (buffer
== NULL
) {
2986 command_print(CMD_CTX
,
2987 "error allocating buffer for section (%d bytes)",
2988 (int)(image
.sections
[i
].size
));
2991 retval
= image_read_section(&image
, i
, 0x0, image
.sections
[i
].size
, buffer
, &buf_cnt
);
2992 if (retval
!= ERROR_OK
) {
2998 /* calculate checksum of image */
2999 retval
= image_calculate_checksum(buffer
, buf_cnt
, &checksum
);
3000 if (retval
!= ERROR_OK
) {
3005 retval
= target_checksum_memory(target
, image
.sections
[i
].base_address
, buf_cnt
, &mem_checksum
);
3006 if (retval
!= ERROR_OK
) {
3011 if (checksum
!= mem_checksum
) {
3012 /* failed crc checksum, fall back to a binary compare */
3016 LOG_ERROR("checksum mismatch - attempting binary compare");
3018 data
= (uint8_t *)malloc(buf_cnt
);
3020 /* Can we use 32bit word accesses? */
3022 int count
= buf_cnt
;
3023 if ((count
% 4) == 0) {
3027 retval
= target_read_memory(target
, image
.sections
[i
].base_address
, size
, count
, data
);
3028 if (retval
== ERROR_OK
) {
3030 for (t
= 0; t
< buf_cnt
; t
++) {
3031 if (data
[t
] != buffer
[t
]) {
3032 command_print(CMD_CTX
,
3033 "diff %d address 0x%08x. Was 0x%02x instead of 0x%02x",
3035 (unsigned)(t
+ image
.sections
[i
].base_address
),
3038 if (diffs
++ >= 127) {
3039 command_print(CMD_CTX
, "More than 128 errors, the rest are not printed.");
3051 command_print(CMD_CTX
, "address 0x%08" PRIx32
" length 0x%08zx",
3052 image
.sections
[i
].base_address
,
3057 image_size
+= buf_cnt
;
3060 command_print(CMD_CTX
, "No more differences found.");
3063 retval
= ERROR_FAIL
;
3064 if ((ERROR_OK
== retval
) && (duration_measure(&bench
) == ERROR_OK
)) {
3065 command_print(CMD_CTX
, "verified %" PRIu32
" bytes "
3066 "in %fs (%0.3f KiB/s)", image_size
,
3067 duration_elapsed(&bench
), duration_kbps(&bench
, image_size
));
3070 image_close(&image
);
3075 COMMAND_HANDLER(handle_verify_image_command
)
3077 return CALL_COMMAND_HANDLER(handle_verify_image_command_internal
, 1);
3080 COMMAND_HANDLER(handle_test_image_command
)
3082 return CALL_COMMAND_HANDLER(handle_verify_image_command_internal
, 0);
3085 static int handle_bp_command_list(struct command_context
*cmd_ctx
)
3087 struct target
*target
= get_current_target(cmd_ctx
);
3088 struct breakpoint
*breakpoint
= target
->breakpoints
;
3089 while (breakpoint
) {
3090 if (breakpoint
->type
== BKPT_SOFT
) {
3091 char *buf
= buf_to_str(breakpoint
->orig_instr
,
3092 breakpoint
->length
, 16);
3093 command_print(cmd_ctx
, "IVA breakpoint: 0x%8.8" PRIx32
", 0x%x, %i, 0x%s",
3094 breakpoint
->address
,
3096 breakpoint
->set
, buf
);
3099 if ((breakpoint
->address
== 0) && (breakpoint
->asid
!= 0))
3100 command_print(cmd_ctx
, "Context breakpoint: 0x%8.8" PRIx32
", 0x%x, %i",
3102 breakpoint
->length
, breakpoint
->set
);
3103 else if ((breakpoint
->address
!= 0) && (breakpoint
->asid
!= 0)) {
3104 command_print(cmd_ctx
, "Hybrid breakpoint(IVA): 0x%8.8" PRIx32
", 0x%x, %i",
3105 breakpoint
->address
,
3106 breakpoint
->length
, breakpoint
->set
);
3107 command_print(cmd_ctx
, "\t|--->linked with ContextID: 0x%8.8" PRIx32
,
3110 command_print(cmd_ctx
, "Breakpoint(IVA): 0x%8.8" PRIx32
", 0x%x, %i",
3111 breakpoint
->address
,
3112 breakpoint
->length
, breakpoint
->set
);
3115 breakpoint
= breakpoint
->next
;
3120 static int handle_bp_command_set(struct command_context
*cmd_ctx
,
3121 uint32_t addr
, uint32_t asid
, uint32_t length
, int hw
)
3123 struct target
*target
= get_current_target(cmd_ctx
);
3126 int retval
= breakpoint_add(target
, addr
, length
, hw
);
3127 if (ERROR_OK
== retval
)
3128 command_print(cmd_ctx
, "breakpoint set at 0x%8.8" PRIx32
"", addr
);
3130 LOG_ERROR("Failure setting breakpoint, the same address(IVA) is already used");
3133 } else if (addr
== 0) {
3134 int retval
= context_breakpoint_add(target
, asid
, length
, hw
);
3135 if (ERROR_OK
== retval
)
3136 command_print(cmd_ctx
, "Context breakpoint set at 0x%8.8" PRIx32
"", asid
);
3138 LOG_ERROR("Failure setting breakpoint, the same address(CONTEXTID) is already used");
3142 int retval
= hybrid_breakpoint_add(target
, addr
, asid
, length
, hw
);
3143 if (ERROR_OK
== retval
)
3144 command_print(cmd_ctx
, "Hybrid breakpoint set at 0x%8.8" PRIx32
"", asid
);
3146 LOG_ERROR("Failure setting breakpoint, the same address is already used");
3153 COMMAND_HANDLER(handle_bp_command
)
3162 return handle_bp_command_list(CMD_CTX
);
3166 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], addr
);
3167 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], length
);
3168 return handle_bp_command_set(CMD_CTX
, addr
, asid
, length
, hw
);
3171 if (strcmp(CMD_ARGV
[2], "hw") == 0) {
3173 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], addr
);
3175 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], length
);
3178 return handle_bp_command_set(CMD_CTX
, addr
, asid
, length
, hw
);
3179 } else if (strcmp(CMD_ARGV
[2], "hw_ctx") == 0) {
3181 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], asid
);
3182 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], length
);
3184 return handle_bp_command_set(CMD_CTX
, addr
, asid
, length
, hw
);
3189 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], addr
);
3190 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], asid
);
3191 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[2], length
);
3192 return handle_bp_command_set(CMD_CTX
, addr
, asid
, length
, hw
);
3195 return ERROR_COMMAND_SYNTAX_ERROR
;
3199 COMMAND_HANDLER(handle_rbp_command
)
3202 return ERROR_COMMAND_SYNTAX_ERROR
;
3205 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], addr
);
3207 struct target
*target
= get_current_target(CMD_CTX
);
3208 breakpoint_remove(target
, addr
);
3213 COMMAND_HANDLER(handle_wp_command
)
3215 struct target
*target
= get_current_target(CMD_CTX
);
3217 if (CMD_ARGC
== 0) {
3218 struct watchpoint
*watchpoint
= target
->watchpoints
;
3220 while (watchpoint
) {
3221 command_print(CMD_CTX
, "address: 0x%8.8" PRIx32
3222 ", len: 0x%8.8" PRIx32
3223 ", r/w/a: %i, value: 0x%8.8" PRIx32
3224 ", mask: 0x%8.8" PRIx32
,
3225 watchpoint
->address
,
3227 (int)watchpoint
->rw
,
3230 watchpoint
= watchpoint
->next
;
3235 enum watchpoint_rw type
= WPT_ACCESS
;
3237 uint32_t length
= 0;
3238 uint32_t data_value
= 0x0;
3239 uint32_t data_mask
= 0xffffffff;
3243 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[4], data_mask
);
3246 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[3], data_value
);
3249 switch (CMD_ARGV
[2][0]) {
3260 LOG_ERROR("invalid watchpoint mode ('%c')", CMD_ARGV
[2][0]);
3261 return ERROR_COMMAND_SYNTAX_ERROR
;
3265 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], length
);
3266 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], addr
);
3270 return ERROR_COMMAND_SYNTAX_ERROR
;
3273 int retval
= watchpoint_add(target
, addr
, length
, type
,
3274 data_value
, data_mask
);
3275 if (ERROR_OK
!= retval
)
3276 LOG_ERROR("Failure setting watchpoints");
3281 COMMAND_HANDLER(handle_rwp_command
)
3284 return ERROR_COMMAND_SYNTAX_ERROR
;
3287 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], addr
);
3289 struct target
*target
= get_current_target(CMD_CTX
);
3290 watchpoint_remove(target
, addr
);
3296 * Translate a virtual address to a physical address.
3298 * The low-level target implementation must have logged a detailed error
3299 * which is forwarded to telnet/GDB session.
3301 COMMAND_HANDLER(handle_virt2phys_command
)
3304 return ERROR_COMMAND_SYNTAX_ERROR
;
3307 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], va
);
3310 struct target
*target
= get_current_target(CMD_CTX
);
3311 int retval
= target
->type
->virt2phys(target
, va
, &pa
);
3312 if (retval
== ERROR_OK
)
3313 command_print(CMD_CTX
, "Physical address 0x%08" PRIx32
"", pa
);
3318 static void writeData(FILE *f
, const void *data
, size_t len
)
3320 size_t written
= fwrite(data
, 1, len
, f
);
3322 LOG_ERROR("failed to write %zu bytes: %s", len
, strerror(errno
));
3325 static void writeLong(FILE *f
, int l
)
3328 for (i
= 0; i
< 4; i
++) {
3329 char c
= (l
>> (i
*8))&0xff;
3330 writeData(f
, &c
, 1);
3335 static void writeString(FILE *f
, char *s
)
3337 writeData(f
, s
, strlen(s
));
3340 /* Dump a gmon.out histogram file. */
3341 static void writeGmon(uint32_t *samples
, uint32_t sampleNum
, const char *filename
)
3344 FILE *f
= fopen(filename
, "w");
3347 writeString(f
, "gmon");
3348 writeLong(f
, 0x00000001); /* Version */
3349 writeLong(f
, 0); /* padding */
3350 writeLong(f
, 0); /* padding */
3351 writeLong(f
, 0); /* padding */
3353 uint8_t zero
= 0; /* GMON_TAG_TIME_HIST */
3354 writeData(f
, &zero
, 1);
3356 /* figure out bucket size */
3357 uint32_t min
= samples
[0];
3358 uint32_t max
= samples
[0];
3359 for (i
= 0; i
< sampleNum
; i
++) {
3360 if (min
> samples
[i
])
3362 if (max
< samples
[i
])
3366 int addressSpace
= (max
- min
+ 1);
3367 assert(addressSpace
>= 2);
3369 static const uint32_t maxBuckets
= 16 * 1024; /* maximum buckets. */
3370 uint32_t length
= addressSpace
;
3371 if (length
> maxBuckets
)
3372 length
= maxBuckets
;
3373 int *buckets
= malloc(sizeof(int)*length
);
3374 if (buckets
== NULL
) {
3378 memset(buckets
, 0, sizeof(int) * length
);
3379 for (i
= 0; i
< sampleNum
; i
++) {
3380 uint32_t address
= samples
[i
];
3381 long long a
= address
- min
;
3382 long long b
= length
- 1;
3383 long long c
= addressSpace
- 1;
3384 int index_t
= (a
* b
) / c
; /* danger!!!! int32 overflows */
3388 /* append binary memory gmon.out &profile_hist_hdr ((char*)&profile_hist_hdr + sizeof(struct gmon_hist_hdr)) */
3389 writeLong(f
, min
); /* low_pc */
3390 writeLong(f
, max
); /* high_pc */
3391 writeLong(f
, length
); /* # of samples */
3392 writeLong(f
, 100); /* KLUDGE! We lie, ca. 100Hz best case. */
3393 writeString(f
, "seconds");
3394 for (i
= 0; i
< (15-strlen("seconds")); i
++)
3395 writeData(f
, &zero
, 1);
3396 writeString(f
, "s");
3398 /*append binary memory gmon.out profile_hist_data (profile_hist_data + profile_hist_hdr.hist_size) */
3400 char *data
= malloc(2 * length
);
3402 for (i
= 0; i
< length
; i
++) {
3407 data
[i
* 2] = val
&0xff;
3408 data
[i
* 2 + 1] = (val
>> 8) & 0xff;
3411 writeData(f
, data
, length
* 2);
3419 /* profiling samples the CPU PC as quickly as OpenOCD is able,
3420 * which will be used as a random sampling of PC */
3421 COMMAND_HANDLER(handle_profile_command
)
3423 struct target
*target
= get_current_target(CMD_CTX
);
3424 struct timeval timeout
, now
;
3426 gettimeofday(&timeout
, NULL
);
3428 return ERROR_COMMAND_SYNTAX_ERROR
;
3430 COMMAND_PARSE_NUMBER(uint
, CMD_ARGV
[0], offset
);
3432 timeval_add_time(&timeout
, offset
, 0);
3435 * @todo: Some cores let us sample the PC without the
3436 * annoying halt/resume step; for example, ARMv7 PCSR.
3437 * Provide a way to use that more efficient mechanism.
3440 command_print(CMD_CTX
, "Starting profiling. Halting and resuming the target as often as we can...");
3442 static const int maxSample
= 10000;
3443 uint32_t *samples
= malloc(sizeof(uint32_t)*maxSample
);
3444 if (samples
== NULL
)
3448 /* hopefully it is safe to cache! We want to stop/restart as quickly as possible. */
3449 struct reg
*reg
= register_get_by_name(target
->reg_cache
, "pc", 1);
3451 int retval
= ERROR_OK
;
3453 target_poll(target
);
3454 if (target
->state
== TARGET_HALTED
) {
3455 uint32_t t
= *((uint32_t *)reg
->value
);
3456 samples
[numSamples
++] = t
;
3457 /* current pc, addr = 0, do not handle breakpoints, not debugging */
3458 retval
= target_resume(target
, 1, 0, 0, 0);
3459 target_poll(target
);
3460 alive_sleep(10); /* sleep 10ms, i.e. <100 samples/second. */
3461 } else if (target
->state
== TARGET_RUNNING
) {
3462 /* We want to quickly sample the PC. */
3463 retval
= target_halt(target
);
3464 if (retval
!= ERROR_OK
) {
3469 command_print(CMD_CTX
, "Target not halted or running");
3473 if (retval
!= ERROR_OK
)
3476 gettimeofday(&now
, NULL
);
3477 if ((numSamples
>= maxSample
) || ((now
.tv_sec
>= timeout
.tv_sec
)
3478 && (now
.tv_usec
>= timeout
.tv_usec
))) {
3479 command_print(CMD_CTX
, "Profiling completed. %d samples.", numSamples
);
3480 retval
= target_poll(target
);
3481 if (retval
!= ERROR_OK
) {
3485 if (target
->state
== TARGET_HALTED
) {
3486 /* current pc, addr = 0, do not handle
3487 * breakpoints, not debugging */
3488 target_resume(target
, 1, 0, 0, 0);
3490 retval
= target_poll(target
);
3491 if (retval
!= ERROR_OK
) {
3495 writeGmon(samples
, numSamples
, CMD_ARGV
[1]);
3496 command_print(CMD_CTX
, "Wrote %s", CMD_ARGV
[1]);
3505 static int new_int_array_element(Jim_Interp
*interp
, const char *varname
, int idx
, uint32_t val
)
3508 Jim_Obj
*nameObjPtr
, *valObjPtr
;
3511 namebuf
= alloc_printf("%s(%d)", varname
, idx
);
3515 nameObjPtr
= Jim_NewStringObj(interp
, namebuf
, -1);
3516 valObjPtr
= Jim_NewIntObj(interp
, val
);
3517 if (!nameObjPtr
|| !valObjPtr
) {
3522 Jim_IncrRefCount(nameObjPtr
);
3523 Jim_IncrRefCount(valObjPtr
);
3524 result
= Jim_SetVariable(interp
, nameObjPtr
, valObjPtr
);
3525 Jim_DecrRefCount(interp
, nameObjPtr
);
3526 Jim_DecrRefCount(interp
, valObjPtr
);
3528 /* printf("%s(%d) <= 0%08x\n", varname, idx, val); */
3532 static int jim_mem2array(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
3534 struct command_context
*context
;
3535 struct target
*target
;
3537 context
= current_command_context(interp
);
3538 assert(context
!= NULL
);
3540 target
= get_current_target(context
);
3541 if (target
== NULL
) {
3542 LOG_ERROR("mem2array: no current target");
3546 return target_mem2array(interp
, target
, argc
- 1, argv
+ 1);
3549 static int target_mem2array(Jim_Interp
*interp
, struct target
*target
, int argc
, Jim_Obj
*const *argv
)
3557 const char *varname
;
3561 /* argv[1] = name of array to receive the data
3562 * argv[2] = desired width
3563 * argv[3] = memory address
3564 * argv[4] = count of times to read
3567 Jim_WrongNumArgs(interp
, 1, argv
, "varname width addr nelems");
3570 varname
= Jim_GetString(argv
[0], &len
);
3571 /* given "foo" get space for worse case "foo(%d)" .. add 20 */
3573 e
= Jim_GetLong(interp
, argv
[1], &l
);
3578 e
= Jim_GetLong(interp
, argv
[2], &l
);
3582 e
= Jim_GetLong(interp
, argv
[3], &l
);
3597 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3598 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "Invalid width param, must be 8/16/32", NULL
);
3602 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3603 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "mem2array: zero width read?", NULL
);
3606 if ((addr
+ (len
* width
)) < addr
) {
3607 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3608 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "mem2array: addr + len - wraps to zero?", NULL
);
3611 /* absurd transfer size? */
3613 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3614 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "mem2array: absurd > 64K item request", NULL
);
3619 ((width
== 2) && ((addr
& 1) == 0)) ||
3620 ((width
== 4) && ((addr
& 3) == 0))) {
3624 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3625 sprintf(buf
, "mem2array address: 0x%08" PRIx32
" is not aligned for %" PRId32
" byte reads",
3628 Jim_AppendStrings(interp
, Jim_GetResult(interp
), buf
, NULL
);
3637 size_t buffersize
= 4096;
3638 uint8_t *buffer
= malloc(buffersize
);
3645 /* Slurp... in buffer size chunks */
3647 count
= len
; /* in objects.. */
3648 if (count
> (buffersize
/ width
))
3649 count
= (buffersize
/ width
);
3651 retval
= target_read_memory(target
, addr
, width
, count
, buffer
);
3652 if (retval
!= ERROR_OK
) {
3654 LOG_ERROR("mem2array: Read @ 0x%08x, w=%d, cnt=%d, failed",
3658 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3659 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "mem2array: cannot read memory", NULL
);
3663 v
= 0; /* shut up gcc */
3664 for (i
= 0; i
< count
; i
++, n
++) {
3667 v
= target_buffer_get_u32(target
, &buffer
[i
*width
]);
3670 v
= target_buffer_get_u16(target
, &buffer
[i
*width
]);
3673 v
= buffer
[i
] & 0x0ff;
3676 new_int_array_element(interp
, varname
, n
, v
);
3684 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3689 static int get_int_array_element(Jim_Interp
*interp
, const char *varname
, int idx
, uint32_t *val
)
3692 Jim_Obj
*nameObjPtr
, *valObjPtr
;
3696 namebuf
= alloc_printf("%s(%d)", varname
, idx
);
3700 nameObjPtr
= Jim_NewStringObj(interp
, namebuf
, -1);
3706 Jim_IncrRefCount(nameObjPtr
);
3707 valObjPtr
= Jim_GetVariable(interp
, nameObjPtr
, JIM_ERRMSG
);
3708 Jim_DecrRefCount(interp
, nameObjPtr
);
3710 if (valObjPtr
== NULL
)
3713 result
= Jim_GetLong(interp
, valObjPtr
, &l
);
3714 /* printf("%s(%d) => 0%08x\n", varname, idx, val); */
3719 static int jim_array2mem(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
3721 struct command_context
*context
;
3722 struct target
*target
;
3724 context
= current_command_context(interp
);
3725 assert(context
!= NULL
);
3727 target
= get_current_target(context
);
3728 if (target
== NULL
) {
3729 LOG_ERROR("array2mem: no current target");
3733 return target_array2mem(interp
, target
, argc
-1, argv
+ 1);
3736 static int target_array2mem(Jim_Interp
*interp
, struct target
*target
,
3737 int argc
, Jim_Obj
*const *argv
)
3745 const char *varname
;
3749 /* argv[1] = name of array to get the data
3750 * argv[2] = desired width
3751 * argv[3] = memory address
3752 * argv[4] = count to write
3755 Jim_WrongNumArgs(interp
, 0, argv
, "varname width addr nelems");
3758 varname
= Jim_GetString(argv
[0], &len
);
3759 /* given "foo" get space for worse case "foo(%d)" .. add 20 */
3761 e
= Jim_GetLong(interp
, argv
[1], &l
);
3766 e
= Jim_GetLong(interp
, argv
[2], &l
);
3770 e
= Jim_GetLong(interp
, argv
[3], &l
);
3785 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3786 Jim_AppendStrings(interp
, Jim_GetResult(interp
),
3787 "Invalid width param, must be 8/16/32", NULL
);
3791 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3792 Jim_AppendStrings(interp
, Jim_GetResult(interp
),
3793 "array2mem: zero width read?", NULL
);
3796 if ((addr
+ (len
* width
)) < addr
) {
3797 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3798 Jim_AppendStrings(interp
, Jim_GetResult(interp
),
3799 "array2mem: addr + len - wraps to zero?", NULL
);
3802 /* absurd transfer size? */
3804 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3805 Jim_AppendStrings(interp
, Jim_GetResult(interp
),
3806 "array2mem: absurd > 64K item request", NULL
);
3811 ((width
== 2) && ((addr
& 1) == 0)) ||
3812 ((width
== 4) && ((addr
& 3) == 0))) {
3816 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3817 sprintf(buf
, "array2mem address: 0x%08x is not aligned for %d byte reads",
3820 Jim_AppendStrings(interp
, Jim_GetResult(interp
), buf
, NULL
);
3831 size_t buffersize
= 4096;
3832 uint8_t *buffer
= malloc(buffersize
);
3837 /* Slurp... in buffer size chunks */
3839 count
= len
; /* in objects.. */
3840 if (count
> (buffersize
/ width
))
3841 count
= (buffersize
/ width
);
3843 v
= 0; /* shut up gcc */
3844 for (i
= 0; i
< count
; i
++, n
++) {
3845 get_int_array_element(interp
, varname
, n
, &v
);
3848 target_buffer_set_u32(target
, &buffer
[i
* width
], v
);
3851 target_buffer_set_u16(target
, &buffer
[i
* width
], v
);
3854 buffer
[i
] = v
& 0x0ff;
3860 retval
= target_write_memory(target
, addr
, width
, count
, buffer
);
3861 if (retval
!= ERROR_OK
) {
3863 LOG_ERROR("array2mem: Write @ 0x%08x, w=%d, cnt=%d, failed",
3867 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3868 Jim_AppendStrings(interp
, Jim_GetResult(interp
), "array2mem: cannot read memory", NULL
);
3876 Jim_SetResult(interp
, Jim_NewEmptyStringObj(interp
));
3881 /* FIX? should we propagate errors here rather than printing them
3884 void target_handle_event(struct target
*target
, enum target_event e
)
3886 struct target_event_action
*teap
;
3888 for (teap
= target
->event_action
; teap
!= NULL
; teap
= teap
->next
) {
3889 if (teap
->event
== e
) {
3890 LOG_DEBUG("target: (%d) %s (%s) event: %d (%s) action: %s",
3891 target
->target_number
,
3892 target_name(target
),
3893 target_type_name(target
),
3895 Jim_Nvp_value2name_simple(nvp_target_event
, e
)->name
,
3896 Jim_GetString(teap
->body
, NULL
));
3897 if (Jim_EvalObj(teap
->interp
, teap
->body
) != JIM_OK
) {
3898 Jim_MakeErrorMessage(teap
->interp
);
3899 command_print(NULL
, "%s\n", Jim_GetString(Jim_GetResult(teap
->interp
), NULL
));
3906 * Returns true only if the target has a handler for the specified event.
3908 bool target_has_event_action(struct target
*target
, enum target_event event
)
3910 struct target_event_action
*teap
;
3912 for (teap
= target
->event_action
; teap
!= NULL
; teap
= teap
->next
) {
3913 if (teap
->event
== event
)
3919 enum target_cfg_param
{
3922 TCFG_WORK_AREA_VIRT
,
3923 TCFG_WORK_AREA_PHYS
,
3924 TCFG_WORK_AREA_SIZE
,
3925 TCFG_WORK_AREA_BACKUP
,
3929 TCFG_CHAIN_POSITION
,
3934 static Jim_Nvp nvp_config_opts
[] = {
3935 { .name
= "-type", .value
= TCFG_TYPE
},
3936 { .name
= "-event", .value
= TCFG_EVENT
},
3937 { .name
= "-work-area-virt", .value
= TCFG_WORK_AREA_VIRT
},
3938 { .name
= "-work-area-phys", .value
= TCFG_WORK_AREA_PHYS
},
3939 { .name
= "-work-area-size", .value
= TCFG_WORK_AREA_SIZE
},
3940 { .name
= "-work-area-backup", .value
= TCFG_WORK_AREA_BACKUP
},
3941 { .name
= "-endian" , .value
= TCFG_ENDIAN
},
3942 { .name
= "-variant", .value
= TCFG_VARIANT
},
3943 { .name
= "-coreid", .value
= TCFG_COREID
},
3944 { .name
= "-chain-position", .value
= TCFG_CHAIN_POSITION
},
3945 { .name
= "-dbgbase", .value
= TCFG_DBGBASE
},
3946 { .name
= "-rtos", .value
= TCFG_RTOS
},
3947 { .name
= NULL
, .value
= -1 }
3950 static int target_configure(Jim_GetOptInfo
*goi
, struct target
*target
)
3958 /* parse config or cget options ... */
3959 while (goi
->argc
> 0) {
3960 Jim_SetEmptyResult(goi
->interp
);
3961 /* Jim_GetOpt_Debug(goi); */
3963 if (target
->type
->target_jim_configure
) {
3964 /* target defines a configure function */
3965 /* target gets first dibs on parameters */
3966 e
= (*(target
->type
->target_jim_configure
))(target
, goi
);
3975 /* otherwise we 'continue' below */
3977 e
= Jim_GetOpt_Nvp(goi
, nvp_config_opts
, &n
);
3979 Jim_GetOpt_NvpUnknown(goi
, nvp_config_opts
, 0);
3985 if (goi
->isconfigure
) {
3986 Jim_SetResultFormatted(goi
->interp
,
3987 "not settable: %s", n
->name
);
3991 if (goi
->argc
!= 0) {
3992 Jim_WrongNumArgs(goi
->interp
,
3993 goi
->argc
, goi
->argv
,
3998 Jim_SetResultString(goi
->interp
,
3999 target_type_name(target
), -1);
4003 if (goi
->argc
== 0) {
4004 Jim_WrongNumArgs(goi
->interp
, goi
->argc
, goi
->argv
, "-event ?event-name? ...");
4008 e
= Jim_GetOpt_Nvp(goi
, nvp_target_event
, &n
);
4010 Jim_GetOpt_NvpUnknown(goi
, nvp_target_event
, 1);
4014 if (goi
->isconfigure
) {
4015 if (goi
->argc
!= 1) {
4016 Jim_WrongNumArgs(goi
->interp
, goi
->argc
, goi
->argv
, "-event ?event-name? ?EVENT-BODY?");
4020 if (goi
->argc
!= 0) {
4021 Jim_WrongNumArgs(goi
->interp
, goi
->argc
, goi
->argv
, "-event ?event-name?");
4027 struct target_event_action
*teap
;
4029 teap
= target
->event_action
;
4030 /* replace existing? */
4032 if (teap
->event
== (enum target_event
)n
->value
)
4037 if (goi
->isconfigure
) {
4038 bool replace
= true;
4041 teap
= calloc(1, sizeof(*teap
));
4044 teap
->event
= n
->value
;
4045 teap
->interp
= goi
->interp
;
4046 Jim_GetOpt_Obj(goi
, &o
);
4048 Jim_DecrRefCount(teap
->interp
, teap
->body
);
4049 teap
->body
= Jim_DuplicateObj(goi
->interp
, o
);
4052 * Tcl/TK - "tk events" have a nice feature.
4053 * See the "BIND" command.
4054 * We should support that here.
4055 * You can specify %X and %Y in the event code.
4056 * The idea is: %T - target name.
4057 * The idea is: %N - target number
4058 * The idea is: %E - event name.
4060 Jim_IncrRefCount(teap
->body
);
4063 /* add to head of event list */
4064 teap
->next
= target
->event_action
;
4065 target
->event_action
= teap
;
4067 Jim_SetEmptyResult(goi
->interp
);
4071 Jim_SetEmptyResult(goi
->interp
);
4073 Jim_SetResult(goi
->interp
, Jim_DuplicateObj(goi
->interp
, teap
->body
));
4079 case TCFG_WORK_AREA_VIRT
:
4080 if (goi
->isconfigure
) {
4081 target_free_all_working_areas(target
);
4082 e
= Jim_GetOpt_Wide(goi
, &w
);
4085 target
->working_area_virt
= w
;
4086 target
->working_area_virt_spec
= true;
4091 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->working_area_virt
));
4095 case TCFG_WORK_AREA_PHYS
:
4096 if (goi
->isconfigure
) {
4097 target_free_all_working_areas(target
);
4098 e
= Jim_GetOpt_Wide(goi
, &w
);
4101 target
->working_area_phys
= w
;
4102 target
->working_area_phys_spec
= true;
4107 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->working_area_phys
));
4111 case TCFG_WORK_AREA_SIZE
:
4112 if (goi
->isconfigure
) {
4113 target_free_all_working_areas(target
);
4114 e
= Jim_GetOpt_Wide(goi
, &w
);
4117 target
->working_area_size
= w
;
4122 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->working_area_size
));
4126 case TCFG_WORK_AREA_BACKUP
:
4127 if (goi
->isconfigure
) {
4128 target_free_all_working_areas(target
);
4129 e
= Jim_GetOpt_Wide(goi
, &w
);
4132 /* make this exactly 1 or 0 */
4133 target
->backup_working_area
= (!!w
);
4138 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->backup_working_area
));
4139 /* loop for more e*/
4144 if (goi
->isconfigure
) {
4145 e
= Jim_GetOpt_Nvp(goi
, nvp_target_endian
, &n
);
4147 Jim_GetOpt_NvpUnknown(goi
, nvp_target_endian
, 1);
4150 target
->endianness
= n
->value
;
4155 n
= Jim_Nvp_value2name_simple(nvp_target_endian
, target
->endianness
);
4156 if (n
->name
== NULL
) {
4157 target
->endianness
= TARGET_LITTLE_ENDIAN
;
4158 n
= Jim_Nvp_value2name_simple(nvp_target_endian
, target
->endianness
);
4160 Jim_SetResultString(goi
->interp
, n
->name
, -1);
4165 if (goi
->isconfigure
) {
4166 if (goi
->argc
< 1) {
4167 Jim_SetResultFormatted(goi
->interp
,
4172 if (target
->variant
)
4173 free((void *)(target
->variant
));
4174 e
= Jim_GetOpt_String(goi
, &cp
, NULL
);
4177 target
->variant
= strdup(cp
);
4182 Jim_SetResultString(goi
->interp
, target
->variant
, -1);
4187 if (goi
->isconfigure
) {
4188 e
= Jim_GetOpt_Wide(goi
, &w
);
4191 target
->coreid
= (int32_t)w
;
4196 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->working_area_size
));
4200 case TCFG_CHAIN_POSITION
:
4201 if (goi
->isconfigure
) {
4203 struct jtag_tap
*tap
;
4204 target_free_all_working_areas(target
);
4205 e
= Jim_GetOpt_Obj(goi
, &o_t
);
4208 tap
= jtag_tap_by_jim_obj(goi
->interp
, o_t
);
4211 /* make this exactly 1 or 0 */
4217 Jim_SetResultString(goi
->interp
, target
->tap
->dotted_name
, -1);
4218 /* loop for more e*/
4221 if (goi
->isconfigure
) {
4222 e
= Jim_GetOpt_Wide(goi
, &w
);
4225 target
->dbgbase
= (uint32_t)w
;
4226 target
->dbgbase_set
= true;
4231 Jim_SetResult(goi
->interp
, Jim_NewIntObj(goi
->interp
, target
->dbgbase
));
4238 int result
= rtos_create(goi
, target
);
4239 if (result
!= JIM_OK
)
4245 } /* while (goi->argc) */
4248 /* done - we return */
4252 static int jim_target_configure(Jim_Interp
*interp
, int argc
, Jim_Obj
* const *argv
)
4256 Jim_GetOpt_Setup(&goi
, interp
, argc
- 1, argv
+ 1);
4257 goi
.isconfigure
= !strcmp(Jim_GetString(argv
[0], NULL
), "configure");
4258 int need_args
= 1 + goi
.isconfigure
;
4259 if (goi
.argc
< need_args
) {
4260 Jim_WrongNumArgs(goi
.interp
, goi
.argc
, goi
.argv
,
4262 ? "missing: -option VALUE ..."
4263 : "missing: -option ...");
4266 struct target
*target
= Jim_CmdPrivData(goi
.interp
);
4267 return target_configure(&goi
, target
);
4270 static int jim_target_mw(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4272 const char *cmd_name
= Jim_GetString(argv
[0], NULL
);
4275 Jim_GetOpt_Setup(&goi
, interp
, argc
- 1, argv
+ 1);
4277 if (goi
.argc
< 2 || goi
.argc
> 4) {
4278 Jim_SetResultFormatted(goi
.interp
,
4279 "usage: %s [phys] <address> <data> [<count>]", cmd_name
);
4284 fn
= target_write_memory_fast
;
4287 if (strcmp(Jim_GetString(argv
[1], NULL
), "phys") == 0) {
4289 struct Jim_Obj
*obj
;
4290 e
= Jim_GetOpt_Obj(&goi
, &obj
);
4294 fn
= target_write_phys_memory
;
4298 e
= Jim_GetOpt_Wide(&goi
, &a
);
4303 e
= Jim_GetOpt_Wide(&goi
, &b
);
4308 if (goi
.argc
== 1) {
4309 e
= Jim_GetOpt_Wide(&goi
, &c
);
4314 /* all args must be consumed */
4318 struct target
*target
= Jim_CmdPrivData(goi
.interp
);
4320 if (strcasecmp(cmd_name
, "mww") == 0)
4322 else if (strcasecmp(cmd_name
, "mwh") == 0)
4324 else if (strcasecmp(cmd_name
, "mwb") == 0)
4327 LOG_ERROR("command '%s' unknown: ", cmd_name
);
4331 return (target_fill_mem(target
, a
, fn
, data_size
, b
, c
) == ERROR_OK
) ? JIM_OK
: JIM_ERR
;
4334 static int jim_target_md(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4336 const char *cmd_name
= Jim_GetString(argv
[0], NULL
);
4339 Jim_GetOpt_Setup(&goi
, interp
, argc
- 1, argv
+ 1);
4341 if ((goi
.argc
< 1) || (goi
.argc
> 3)) {
4342 Jim_SetResultFormatted(goi
.interp
,
4343 "usage: %s [phys] <address> [<count>]", cmd_name
);
4347 int (*fn
)(struct target
*target
,
4348 uint32_t address
, uint32_t size
, uint32_t count
, uint8_t *buffer
);
4349 fn
= target_read_memory
;
4352 if (strcmp(Jim_GetString(argv
[1], NULL
), "phys") == 0) {
4354 struct Jim_Obj
*obj
;
4355 e
= Jim_GetOpt_Obj(&goi
, &obj
);
4359 fn
= target_read_phys_memory
;
4363 e
= Jim_GetOpt_Wide(&goi
, &a
);
4367 if (goi
.argc
== 1) {
4368 e
= Jim_GetOpt_Wide(&goi
, &c
);
4374 /* all args must be consumed */
4378 jim_wide b
= 1; /* shut up gcc */
4379 if (strcasecmp(cmd_name
, "mdw") == 0)
4381 else if (strcasecmp(cmd_name
, "mdh") == 0)
4383 else if (strcasecmp(cmd_name
, "mdb") == 0)
4386 LOG_ERROR("command '%s' unknown: ", cmd_name
);
4390 /* convert count to "bytes" */
4393 struct target
*target
= Jim_CmdPrivData(goi
.interp
);
4394 uint8_t target_buf
[32];
4400 e
= fn(target
, a
, b
, y
/ b
, target_buf
);
4401 if (e
!= ERROR_OK
) {
4403 snprintf(tmp
, sizeof(tmp
), "%08lx", (long)a
);
4404 Jim_SetResultFormatted(interp
, "error reading target @ 0x%s", tmp
);
4408 command_print(NULL
, "0x%08x ", (int)(a
));
4411 for (x
= 0; x
< 16 && x
< y
; x
+= 4) {
4412 z
= target_buffer_get_u32(target
, &(target_buf
[x
]));
4413 command_print(NULL
, "%08x ", (int)(z
));
4415 for (; (x
< 16) ; x
+= 4)
4416 command_print(NULL
, " ");
4419 for (x
= 0; x
< 16 && x
< y
; x
+= 2) {
4420 z
= target_buffer_get_u16(target
, &(target_buf
[x
]));
4421 command_print(NULL
, "%04x ", (int)(z
));
4423 for (; (x
< 16) ; x
+= 2)
4424 command_print(NULL
, " ");
4428 for (x
= 0 ; (x
< 16) && (x
< y
) ; x
+= 1) {
4429 z
= target_buffer_get_u8(target
, &(target_buf
[x
]));
4430 command_print(NULL
, "%02x ", (int)(z
));
4432 for (; (x
< 16) ; x
+= 1)
4433 command_print(NULL
, " ");
4436 /* ascii-ify the bytes */
4437 for (x
= 0 ; x
< y
; x
++) {
4438 if ((target_buf
[x
] >= 0x20) &&
4439 (target_buf
[x
] <= 0x7e)) {
4443 target_buf
[x
] = '.';
4448 target_buf
[x
] = ' ';
4453 /* print - with a newline */
4454 command_print(NULL
, "%s\n", target_buf
);
4462 static int jim_target_mem2array(Jim_Interp
*interp
,
4463 int argc
, Jim_Obj
*const *argv
)
4465 struct target
*target
= Jim_CmdPrivData(interp
);
4466 return target_mem2array(interp
, target
, argc
- 1, argv
+ 1);
4469 static int jim_target_array2mem(Jim_Interp
*interp
,
4470 int argc
, Jim_Obj
*const *argv
)
4472 struct target
*target
= Jim_CmdPrivData(interp
);
4473 return target_array2mem(interp
, target
, argc
- 1, argv
+ 1);
4476 static int jim_target_tap_disabled(Jim_Interp
*interp
)
4478 Jim_SetResultFormatted(interp
, "[TAP is disabled]");
4482 static int jim_target_examine(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4485 Jim_WrongNumArgs(interp
, 1, argv
, "[no parameters]");
4488 struct target
*target
= Jim_CmdPrivData(interp
);
4489 if (!target
->tap
->enabled
)
4490 return jim_target_tap_disabled(interp
);
4492 int e
= target
->type
->examine(target
);
4498 static int jim_target_halt_gdb(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4501 Jim_WrongNumArgs(interp
, 1, argv
, "[no parameters]");
4504 struct target
*target
= Jim_CmdPrivData(interp
);
4506 if (target_call_event_callbacks(target
, TARGET_EVENT_GDB_HALT
) != ERROR_OK
)
4512 static int jim_target_poll(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4515 Jim_WrongNumArgs(interp
, 1, argv
, "[no parameters]");
4518 struct target
*target
= Jim_CmdPrivData(interp
);
4519 if (!target
->tap
->enabled
)
4520 return jim_target_tap_disabled(interp
);
4523 if (!(target_was_examined(target
)))
4524 e
= ERROR_TARGET_NOT_EXAMINED
;
4526 e
= target
->type
->poll(target
);
4532 static int jim_target_reset(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4535 Jim_GetOpt_Setup(&goi
, interp
, argc
- 1, argv
+ 1);
4537 if (goi
.argc
!= 2) {
4538 Jim_WrongNumArgs(interp
, 0, argv
,
4539 "([tT]|[fF]|assert|deassert) BOOL");
4544 int e
= Jim_GetOpt_Nvp(&goi
, nvp_assert
, &n
);
4546 Jim_GetOpt_NvpUnknown(&goi
, nvp_assert
, 1);
4549 /* the halt or not param */
4551 e
= Jim_GetOpt_Wide(&goi
, &a
);
4555 struct target
*target
= Jim_CmdPrivData(goi
.interp
);
4556 if (!target
->tap
->enabled
)
4557 return jim_target_tap_disabled(interp
);
4558 if (!(target_was_examined(target
))) {
4559 LOG_ERROR("Target not examined yet");
4560 return ERROR_TARGET_NOT_EXAMINED
;
4562 if (!target
->type
->assert_reset
|| !target
->type
->deassert_reset
) {
4563 Jim_SetResultFormatted(interp
,
4564 "No target-specific reset for %s",
4565 target_name(target
));
4568 /* determine if we should halt or not. */
4569 target
->reset_halt
= !!a
;
4570 /* When this happens - all workareas are invalid. */
4571 target_free_all_working_areas_restore(target
, 0);
4574 if (n
->value
== NVP_ASSERT
)
4575 e
= target
->type
->assert_reset(target
);
4577 e
= target
->type
->deassert_reset(target
);
4578 return (e
== ERROR_OK
) ? JIM_OK
: JIM_ERR
;
4581 static int jim_target_halt(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4584 Jim_WrongNumArgs(interp
, 1, argv
, "[no parameters]");
4587 struct target
*target
= Jim_CmdPrivData(interp
);
4588 if (!target
->tap
->enabled
)
4589 return jim_target_tap_disabled(interp
);
4590 int e
= target
->type
->halt(target
);
4591 return (e
== ERROR_OK
) ? JIM_OK
: JIM_ERR
;
4594 static int jim_target_wait_state(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4597 Jim_GetOpt_Setup(&goi
, interp
, argc
- 1, argv
+ 1);
4599 /* params: <name> statename timeoutmsecs */
4600 if (goi
.argc
!= 2) {
4601 const char *cmd_name
= Jim_GetString(argv
[0], NULL
);
4602 Jim_SetResultFormatted(goi
.interp
,
4603 "%s <state_name> <timeout_in_msec>", cmd_name
);
4608 int e
= Jim_GetOpt_Nvp(&goi
, nvp_target_state
, &n
);
4610 Jim_GetOpt_NvpUnknown(&goi
, nvp_target_state
, 1);
4614 e
= Jim_GetOpt_Wide(&goi
, &a
);
4617 struct target
*target
= Jim_CmdPrivData(interp
);
4618 if (!target
->tap
->enabled
)
4619 return jim_target_tap_disabled(interp
);
4621 e
= target_wait_state(target
, n
->value
, a
);
4622 if (e
!= ERROR_OK
) {
4623 Jim_Obj
*eObj
= Jim_NewIntObj(interp
, e
);
4624 Jim_SetResultFormatted(goi
.interp
,
4625 "target: %s wait %s fails (%#s) %s",
4626 target_name(target
), n
->name
,
4627 eObj
, target_strerror_safe(e
));
4628 Jim_FreeNewObj(interp
, eObj
);
4633 /* List for human, Events defined for this target.
4634 * scripts/programs should use 'name cget -event NAME'
4636 static int jim_target_event_list(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4638 struct command_context
*cmd_ctx
= current_command_context(interp
);
4639 assert(cmd_ctx
!= NULL
);
4641 struct target
*target
= Jim_CmdPrivData(interp
);
4642 struct target_event_action
*teap
= target
->event_action
;
4643 command_print(cmd_ctx
, "Event actions for target (%d) %s\n",
4644 target
->target_number
,
4645 target_name(target
));
4646 command_print(cmd_ctx
, "%-25s | Body", "Event");
4647 command_print(cmd_ctx
, "------------------------- | "
4648 "----------------------------------------");
4650 Jim_Nvp
*opt
= Jim_Nvp_value2name_simple(nvp_target_event
, teap
->event
);
4651 command_print(cmd_ctx
, "%-25s | %s",
4652 opt
->name
, Jim_GetString(teap
->body
, NULL
));
4655 command_print(cmd_ctx
, "***END***");
4658 static int jim_target_current_state(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4661 Jim_WrongNumArgs(interp
, 1, argv
, "[no parameters]");
4664 struct target
*target
= Jim_CmdPrivData(interp
);
4665 Jim_SetResultString(interp
, target_state_name(target
), -1);
4668 static int jim_target_invoke_event(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
4671 Jim_GetOpt_Setup(&goi
, interp
, argc
- 1, argv
+ 1);
4672 if (goi
.argc
!= 1) {
4673 const char *cmd_name
= Jim_GetString(argv
[0], NULL
);
4674 Jim_SetResultFormatted(goi
.interp
, "%s <eventname>", cmd_name
);
4678 int e
= Jim_GetOpt_Nvp(&goi
, nvp_target_event
, &n
);
4680 Jim_GetOpt_NvpUnknown(&goi
, nvp_target_event
, 1);
4683 struct target
*target
= Jim_CmdPrivData(interp
);
4684 target_handle_event(target
, n
->value
);
4688 static const struct command_registration target_instance_command_handlers
[] = {
4690 .name
= "configure",
4691 .mode
= COMMAND_CONFIG
,
4692 .jim_handler
= jim_target_configure
,
4693 .help
= "configure a new target for use",
4694 .usage
= "[target_attribute ...]",
4698 .mode
= COMMAND_ANY
,
4699 .jim_handler
= jim_target_configure
,
4700 .help
= "returns the specified target attribute",
4701 .usage
= "target_attribute",
4705 .mode
= COMMAND_EXEC
,
4706 .jim_handler
= jim_target_mw
,
4707 .help
= "Write 32-bit word(s) to target memory",
4708 .usage
= "address data [count]",
4712 .mode
= COMMAND_EXEC
,
4713 .jim_handler
= jim_target_mw
,
4714 .help
= "Write 16-bit half-word(s) to target memory",
4715 .usage
= "address data [count]",
4719 .mode
= COMMAND_EXEC
,
4720 .jim_handler
= jim_target_mw
,
4721 .help
= "Write byte(s) to target memory",
4722 .usage
= "address data [count]",
4726 .mode
= COMMAND_EXEC
,
4727 .jim_handler
= jim_target_md
,
4728 .help
= "Display target memory as 32-bit words",
4729 .usage
= "address [count]",
4733 .mode
= COMMAND_EXEC
,
4734 .jim_handler
= jim_target_md
,
4735 .help
= "Display target memory as 16-bit half-words",
4736 .usage
= "address [count]",
4740 .mode
= COMMAND_EXEC
,
4741 .jim_handler
= jim_target_md
,
4742 .help
= "Display target memory as 8-bit bytes",
4743 .usage
= "address [count]",
4746 .name
= "array2mem",
4747 .mode
= COMMAND_EXEC
,
4748 .jim_handler
= jim_target_array2mem
,
4749 .help
= "Writes Tcl array of 8/16/32 bit numbers "
4751 .usage
= "arrayname bitwidth address count",
4754 .name
= "mem2array",
4755 .mode
= COMMAND_EXEC
,
4756 .jim_handler
= jim_target_mem2array
,
4757 .help
= "Loads Tcl array of 8/16/32 bit numbers "
4758 "from target memory",
4759 .usage
= "arrayname bitwidth address count",
4762 .name
= "eventlist",
4763 .mode
= COMMAND_EXEC
,
4764 .jim_handler
= jim_target_event_list
,
4765 .help
= "displays a table of events defined for this target",
4769 .mode
= COMMAND_EXEC
,
4770 .jim_handler
= jim_target_current_state
,
4771 .help
= "displays the current state of this target",
4774 .name
= "arp_examine",
4775 .mode
= COMMAND_EXEC
,
4776 .jim_handler
= jim_target_examine
,
4777 .help
= "used internally for reset processing",
4780 .name
= "arp_halt_gdb",
4781 .mode
= COMMAND_EXEC
,
4782 .jim_handler
= jim_target_halt_gdb
,
4783 .help
= "used internally for reset processing to halt GDB",
4787 .mode
= COMMAND_EXEC
,
4788 .jim_handler
= jim_target_poll
,
4789 .help
= "used internally for reset processing",
4792 .name
= "arp_reset",
4793 .mode
= COMMAND_EXEC
,
4794 .jim_handler
= jim_target_reset
,
4795 .help
= "used internally for reset processing",
4799 .mode
= COMMAND_EXEC
,
4800 .jim_handler
= jim_target_halt
,
4801 .help
= "used internally for reset processing",
4804 .name
= "arp_waitstate",
4805 .mode
= COMMAND_EXEC
,
4806 .jim_handler
= jim_target_wait_state
,
4807 .help
= "used internally for reset processing",
4810 .name
= "invoke-event",
4811 .mode
= COMMAND_EXEC
,
4812 .jim_handler
= jim_target_invoke_event
,
4813 .help
= "invoke handler for specified event",
4814 .usage
= "event_name",
4816 COMMAND_REGISTRATION_DONE
4819 static int target_create(Jim_GetOptInfo
*goi
)
4827 struct target
*target
;
4828 struct command_context
*cmd_ctx
;
4830 cmd_ctx
= current_command_context(goi
->interp
);
4831 assert(cmd_ctx
!= NULL
);
4833 if (goi
->argc
< 3) {
4834 Jim_WrongNumArgs(goi
->interp
, 1, goi
->argv
, "?name? ?type? ..options...");
4839 Jim_GetOpt_Obj(goi
, &new_cmd
);
4840 /* does this command exist? */
4841 cmd
= Jim_GetCommand(goi
->interp
, new_cmd
, JIM_ERRMSG
);
4843 cp
= Jim_GetString(new_cmd
, NULL
);
4844 Jim_SetResultFormatted(goi
->interp
, "Command/target: %s Exists", cp
);
4849 e
= Jim_GetOpt_String(goi
, &cp2
, NULL
);
4853 /* now does target type exist */
4854 for (x
= 0 ; target_types
[x
] ; x
++) {
4855 if (0 == strcmp(cp
, target_types
[x
]->name
)) {
4860 if (target_types
[x
] == NULL
) {
4861 Jim_SetResultFormatted(goi
->interp
, "Unknown target type %s, try one of ", cp
);
4862 for (x
= 0 ; target_types
[x
] ; x
++) {
4863 if (target_types
[x
+ 1]) {
4864 Jim_AppendStrings(goi
->interp
,
4865 Jim_GetResult(goi
->interp
),
4866 target_types
[x
]->name
,
4869 Jim_AppendStrings(goi
->interp
,
4870 Jim_GetResult(goi
->interp
),
4872 target_types
[x
]->name
, NULL
);
4879 target
= calloc(1, sizeof(struct target
));
4880 /* set target number */
4881 target
->target_number
= new_target_number();
4883 /* allocate memory for each unique target type */
4884 target
->type
= (struct target_type
*)calloc(1, sizeof(struct target_type
));
4886 memcpy(target
->type
, target_types
[x
], sizeof(struct target_type
));
4888 /* will be set by "-endian" */
4889 target
->endianness
= TARGET_ENDIAN_UNKNOWN
;
4891 /* default to first core, override with -coreid */
4894 target
->working_area
= 0x0;
4895 target
->working_area_size
= 0x0;
4896 target
->working_areas
= NULL
;
4897 target
->backup_working_area
= 0;
4899 target
->state
= TARGET_UNKNOWN
;
4900 target
->debug_reason
= DBG_REASON_UNDEFINED
;
4901 target
->reg_cache
= NULL
;
4902 target
->breakpoints
= NULL
;
4903 target
->watchpoints
= NULL
;
4904 target
->next
= NULL
;
4905 target
->arch_info
= NULL
;
4907 target
->display
= 1;
4909 target
->halt_issued
= false;
4911 /* initialize trace information */
4912 target
->trace_info
= malloc(sizeof(struct trace
));
4913 target
->trace_info
->num_trace_points
= 0;
4914 target
->trace_info
->trace_points_size
= 0;
4915 target
->trace_info
->trace_points
= NULL
;
4916 target
->trace_info
->trace_history_size
= 0;
4917 target
->trace_info
->trace_history
= NULL
;
4918 target
->trace_info
->trace_history_pos
= 0;
4919 target
->trace_info
->trace_history_overflowed
= 0;
4921 target
->dbgmsg
= NULL
;
4922 target
->dbg_msg_enabled
= 0;
4924 target
->endianness
= TARGET_ENDIAN_UNKNOWN
;
4926 target
->rtos
= NULL
;
4927 target
->rtos_auto_detect
= false;
4929 /* Do the rest as "configure" options */
4930 goi
->isconfigure
= 1;
4931 e
= target_configure(goi
, target
);
4933 if (target
->tap
== NULL
) {
4934 Jim_SetResultString(goi
->interp
, "-chain-position required when creating target", -1);
4944 if (target
->endianness
== TARGET_ENDIAN_UNKNOWN
) {
4945 /* default endian to little if not specified */
4946 target
->endianness
= TARGET_LITTLE_ENDIAN
;
4949 /* incase variant is not set */
4950 if (!target
->variant
)
4951 target
->variant
= strdup("");
4953 cp
= Jim_GetString(new_cmd
, NULL
);
4954 target
->cmd_name
= strdup(cp
);
4956 /* create the target specific commands */
4957 if (target
->type
->commands
) {
4958 e
= register_commands(cmd_ctx
, NULL
, target
->type
->commands
);
4960 LOG_ERROR("unable to register '%s' commands", cp
);
4962 if (target
->type
->target_create
)
4963 (*(target
->type
->target_create
))(target
, goi
->interp
);
4965 /* append to end of list */
4967 struct target
**tpp
;
4968 tpp
= &(all_targets
);
4970 tpp
= &((*tpp
)->next
);
4974 /* now - create the new target name command */
4975 const const struct command_registration target_subcommands
[] = {
4977 .chain
= target_instance_command_handlers
,
4980 .chain
= target
->type
->commands
,
4982 COMMAND_REGISTRATION_DONE
4984 const const struct command_registration target_commands
[] = {
4987 .mode
= COMMAND_ANY
,
4988 .help
= "target command group",
4990 .chain
= target_subcommands
,
4992 COMMAND_REGISTRATION_DONE
4994 e
= register_commands(cmd_ctx
, NULL
, target_commands
);
4998 struct command
*c
= command_find_in_context(cmd_ctx
, cp
);
5000 command_set_handler_data(c
, target
);
5002 return (ERROR_OK
== e
) ? JIM_OK
: JIM_ERR
;
5005 static int jim_target_current(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5008 Jim_WrongNumArgs(interp
, 1, argv
, "Too many parameters");
5011 struct command_context
*cmd_ctx
= current_command_context(interp
);
5012 assert(cmd_ctx
!= NULL
);
5014 Jim_SetResultString(interp
, get_current_target(cmd_ctx
)->cmd_name
, -1);
5018 static int jim_target_types(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5021 Jim_WrongNumArgs(interp
, 1, argv
, "Too many parameters");
5024 Jim_SetResult(interp
, Jim_NewListObj(interp
, NULL
, 0));
5025 for (unsigned x
= 0; NULL
!= target_types
[x
]; x
++) {
5026 Jim_ListAppendElement(interp
, Jim_GetResult(interp
),
5027 Jim_NewStringObj(interp
, target_types
[x
]->name
, -1));
5032 static int jim_target_names(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5035 Jim_WrongNumArgs(interp
, 1, argv
, "Too many parameters");
5038 Jim_SetResult(interp
, Jim_NewListObj(interp
, NULL
, 0));
5039 struct target
*target
= all_targets
;
5041 Jim_ListAppendElement(interp
, Jim_GetResult(interp
),
5042 Jim_NewStringObj(interp
, target_name(target
), -1));
5043 target
= target
->next
;
5048 static int jim_target_smp(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5051 const char *targetname
;
5053 struct target
*target
= (struct target
*) NULL
;
5054 struct target_list
*head
, *curr
, *new;
5055 curr
= (struct target_list
*) NULL
;
5056 head
= (struct target_list
*) NULL
;
5059 LOG_DEBUG("%d", argc
);
5060 /* argv[1] = target to associate in smp
5061 * argv[2] = target to assoicate in smp
5065 for (i
= 1; i
< argc
; i
++) {
5067 targetname
= Jim_GetString(argv
[i
], &len
);
5068 target
= get_target(targetname
);
5069 LOG_DEBUG("%s ", targetname
);
5071 new = malloc(sizeof(struct target_list
));
5072 new->target
= target
;
5073 new->next
= (struct target_list
*)NULL
;
5074 if (head
== (struct target_list
*)NULL
) {
5083 /* now parse the list of cpu and put the target in smp mode*/
5086 while (curr
!= (struct target_list
*)NULL
) {
5087 target
= curr
->target
;
5089 target
->head
= head
;
5093 retval
= rtos_smp_init(head
->target
);
5098 static int jim_target_create(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5101 Jim_GetOpt_Setup(&goi
, interp
, argc
- 1, argv
+ 1);
5103 Jim_WrongNumArgs(goi
.interp
, goi
.argc
, goi
.argv
,
5104 "<name> <target_type> [<target_options> ...]");
5107 return target_create(&goi
);
5110 static int jim_target_number(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5113 Jim_GetOpt_Setup(&goi
, interp
, argc
- 1, argv
+ 1);
5115 /* It's OK to remove this mechanism sometime after August 2010 or so */
5116 LOG_WARNING("don't use numbers as target identifiers; use names");
5117 if (goi
.argc
!= 1) {
5118 Jim_SetResultFormatted(goi
.interp
, "usage: target number <number>");
5122 int e
= Jim_GetOpt_Wide(&goi
, &w
);
5126 struct target
*target
;
5127 for (target
= all_targets
; NULL
!= target
; target
= target
->next
) {
5128 if (target
->target_number
!= w
)
5131 Jim_SetResultString(goi
.interp
, target_name(target
), -1);
5135 Jim_Obj
*wObj
= Jim_NewIntObj(goi
.interp
, w
);
5136 Jim_SetResultFormatted(goi
.interp
,
5137 "Target: number %#s does not exist", wObj
);
5138 Jim_FreeNewObj(interp
, wObj
);
5143 static int jim_target_count(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
5146 Jim_WrongNumArgs(interp
, 1, argv
, "<no parameters>");
5150 struct target
*target
= all_targets
;
5151 while (NULL
!= target
) {
5152 target
= target
->next
;
5155 Jim_SetResult(interp
, Jim_NewIntObj(interp
, count
));
5159 static const struct command_registration target_subcommand_handlers
[] = {
5162 .mode
= COMMAND_CONFIG
,
5163 .handler
= handle_target_init_command
,
5164 .help
= "initialize targets",
5168 /* REVISIT this should be COMMAND_CONFIG ... */
5169 .mode
= COMMAND_ANY
,
5170 .jim_handler
= jim_target_create
,
5171 .usage
= "name type '-chain-position' name [options ...]",
5172 .help
= "Creates and selects a new target",
5176 .mode
= COMMAND_ANY
,
5177 .jim_handler
= jim_target_current
,
5178 .help
= "Returns the currently selected target",
5182 .mode
= COMMAND_ANY
,
5183 .jim_handler
= jim_target_types
,
5184 .help
= "Returns the available target types as "
5185 "a list of strings",
5189 .mode
= COMMAND_ANY
,
5190 .jim_handler
= jim_target_names
,
5191 .help
= "Returns the names of all targets as a list of strings",
5195 .mode
= COMMAND_ANY
,
5196 .jim_handler
= jim_target_number
,
5198 .help
= "Returns the name of the numbered target "
5203 .mode
= COMMAND_ANY
,
5204 .jim_handler
= jim_target_count
,
5205 .help
= "Returns the number of targets as an integer "
5210 .mode
= COMMAND_ANY
,
5211 .jim_handler
= jim_target_smp
,
5212 .usage
= "targetname1 targetname2 ...",
5213 .help
= "gather several target in a smp list"
5216 COMMAND_REGISTRATION_DONE
5226 static int fastload_num
;
5227 static struct FastLoad
*fastload
;
5229 static void free_fastload(void)
5231 if (fastload
!= NULL
) {
5233 for (i
= 0; i
< fastload_num
; i
++) {
5234 if (fastload
[i
].data
)
5235 free(fastload
[i
].data
);
5242 COMMAND_HANDLER(handle_fast_load_image_command
)
5246 uint32_t image_size
;
5247 uint32_t min_address
= 0;
5248 uint32_t max_address
= 0xffffffff;
5253 int retval
= CALL_COMMAND_HANDLER(parse_load_image_command_CMD_ARGV
,
5254 &image
, &min_address
, &max_address
);
5255 if (ERROR_OK
!= retval
)
5258 struct duration bench
;
5259 duration_start(&bench
);
5261 retval
= image_open(&image
, CMD_ARGV
[0], (CMD_ARGC
>= 3) ? CMD_ARGV
[2] : NULL
);
5262 if (retval
!= ERROR_OK
)
5267 fastload_num
= image
.num_sections
;
5268 fastload
= (struct FastLoad
*)malloc(sizeof(struct FastLoad
)*image
.num_sections
);
5269 if (fastload
== NULL
) {
5270 command_print(CMD_CTX
, "out of memory");
5271 image_close(&image
);
5274 memset(fastload
, 0, sizeof(struct FastLoad
)*image
.num_sections
);
5275 for (i
= 0; i
< image
.num_sections
; i
++) {
5276 buffer
= malloc(image
.sections
[i
].size
);
5277 if (buffer
== NULL
) {
5278 command_print(CMD_CTX
, "error allocating buffer for section (%d bytes)",
5279 (int)(image
.sections
[i
].size
));
5280 retval
= ERROR_FAIL
;
5284 retval
= image_read_section(&image
, i
, 0x0, image
.sections
[i
].size
, buffer
, &buf_cnt
);
5285 if (retval
!= ERROR_OK
) {
5290 uint32_t offset
= 0;
5291 uint32_t length
= buf_cnt
;
5293 /* DANGER!!! beware of unsigned comparision here!!! */
5295 if ((image
.sections
[i
].base_address
+ buf_cnt
>= min_address
) &&
5296 (image
.sections
[i
].base_address
< max_address
)) {
5297 if (image
.sections
[i
].base_address
< min_address
) {
5298 /* clip addresses below */
5299 offset
+= min_address
-image
.sections
[i
].base_address
;
5303 if (image
.sections
[i
].base_address
+ buf_cnt
> max_address
)
5304 length
-= (image
.sections
[i
].base_address
+ buf_cnt
)-max_address
;
5306 fastload
[i
].address
= image
.sections
[i
].base_address
+ offset
;
5307 fastload
[i
].data
= malloc(length
);
5308 if (fastload
[i
].data
== NULL
) {
5310 command_print(CMD_CTX
, "error allocating buffer for section (%d bytes)",
5312 retval
= ERROR_FAIL
;
5315 memcpy(fastload
[i
].data
, buffer
+ offset
, length
);
5316 fastload
[i
].length
= length
;
5318 image_size
+= length
;
5319 command_print(CMD_CTX
, "%u bytes written at address 0x%8.8x",
5320 (unsigned int)length
,
5321 ((unsigned int)(image
.sections
[i
].base_address
+ offset
)));
5327 if ((ERROR_OK
== retval
) && (duration_measure(&bench
) == ERROR_OK
)) {
5328 command_print(CMD_CTX
, "Loaded %" PRIu32
" bytes "
5329 "in %fs (%0.3f KiB/s)", image_size
,
5330 duration_elapsed(&bench
), duration_kbps(&bench
, image_size
));
5332 command_print(CMD_CTX
,
5333 "WARNING: image has not been loaded to target!"
5334 "You can issue a 'fast_load' to finish loading.");
5337 image_close(&image
);
5339 if (retval
!= ERROR_OK
)
5345 COMMAND_HANDLER(handle_fast_load_command
)
5348 return ERROR_COMMAND_SYNTAX_ERROR
;
5349 if (fastload
== NULL
) {
5350 LOG_ERROR("No image in memory");
5354 int ms
= timeval_ms();
5356 int retval
= ERROR_OK
;
5357 for (i
= 0; i
< fastload_num
; i
++) {
5358 struct target
*target
= get_current_target(CMD_CTX
);
5359 command_print(CMD_CTX
, "Write to 0x%08x, length 0x%08x",
5360 (unsigned int)(fastload
[i
].address
),
5361 (unsigned int)(fastload
[i
].length
));
5362 retval
= target_write_buffer(target
, fastload
[i
].address
, fastload
[i
].length
, fastload
[i
].data
);
5363 if (retval
!= ERROR_OK
)
5365 size
+= fastload
[i
].length
;
5367 if (retval
== ERROR_OK
) {
5368 int after
= timeval_ms();
5369 command_print(CMD_CTX
, "Loaded image %f kBytes/s", (float)(size
/1024.0)/((float)(after
-ms
)/1000.0));
5374 static const struct command_registration target_command_handlers
[] = {
5377 .handler
= handle_targets_command
,
5378 .mode
= COMMAND_ANY
,
5379 .help
= "change current default target (one parameter) "
5380 "or prints table of all targets (no parameters)",
5381 .usage
= "[target]",
5385 .mode
= COMMAND_CONFIG
,
5386 .help
= "configure target",
5388 .chain
= target_subcommand_handlers
,
5390 COMMAND_REGISTRATION_DONE
5393 int target_register_commands(struct command_context
*cmd_ctx
)
5395 return register_commands(cmd_ctx
, NULL
, target_command_handlers
);
5398 static bool target_reset_nag
= true;
5400 bool get_target_reset_nag(void)
5402 return target_reset_nag
;
5405 COMMAND_HANDLER(handle_target_reset_nag
)
5407 return CALL_COMMAND_HANDLER(handle_command_parse_bool
,
5408 &target_reset_nag
, "Nag after each reset about options to improve "
5412 COMMAND_HANDLER(handle_ps_command
)
5414 struct target
*target
= get_current_target(CMD_CTX
);
5416 if (target
->state
!= TARGET_HALTED
) {
5417 LOG_INFO("target not halted !!");
5421 if ((target
->rtos
) && (target
->rtos
->type
)
5422 && (target
->rtos
->type
->ps_command
)) {
5423 display
= target
->rtos
->type
->ps_command(target
);
5424 command_print(CMD_CTX
, "%s", display
);
5429 return ERROR_TARGET_FAILURE
;
5433 static const struct command_registration target_exec_command_handlers
[] = {
5435 .name
= "fast_load_image",
5436 .handler
= handle_fast_load_image_command
,
5437 .mode
= COMMAND_ANY
,
5438 .help
= "Load image into server memory for later use by "
5439 "fast_load; primarily for profiling",
5440 .usage
= "filename address ['bin'|'ihex'|'elf'|'s19'] "
5441 "[min_address [max_length]]",
5444 .name
= "fast_load",
5445 .handler
= handle_fast_load_command
,
5446 .mode
= COMMAND_EXEC
,
5447 .help
= "loads active fast load image to current target "
5448 "- mainly for profiling purposes",
5453 .handler
= handle_profile_command
,
5454 .mode
= COMMAND_EXEC
,
5455 .usage
= "seconds filename",
5456 .help
= "profiling samples the CPU PC",
5458 /** @todo don't register virt2phys() unless target supports it */
5460 .name
= "virt2phys",
5461 .handler
= handle_virt2phys_command
,
5462 .mode
= COMMAND_ANY
,
5463 .help
= "translate a virtual address into a physical address",
5464 .usage
= "virtual_address",
5468 .handler
= handle_reg_command
,
5469 .mode
= COMMAND_EXEC
,
5470 .help
= "display or set a register; with no arguments, "
5471 "displays all registers and their values",
5472 .usage
= "[(register_name|register_number) [value]]",
5476 .handler
= handle_poll_command
,
5477 .mode
= COMMAND_EXEC
,
5478 .help
= "poll target state; or reconfigure background polling",
5479 .usage
= "['on'|'off']",
5482 .name
= "wait_halt",
5483 .handler
= handle_wait_halt_command
,
5484 .mode
= COMMAND_EXEC
,
5485 .help
= "wait up to the specified number of milliseconds "
5486 "(default 5) for a previously requested halt",
5487 .usage
= "[milliseconds]",
5491 .handler
= handle_halt_command
,
5492 .mode
= COMMAND_EXEC
,
5493 .help
= "request target to halt, then wait up to the specified"
5494 "number of milliseconds (default 5) for it to complete",
5495 .usage
= "[milliseconds]",
5499 .handler
= handle_resume_command
,
5500 .mode
= COMMAND_EXEC
,
5501 .help
= "resume target execution from current PC or address",
5502 .usage
= "[address]",
5506 .handler
= handle_reset_command
,
5507 .mode
= COMMAND_EXEC
,
5508 .usage
= "[run|halt|init]",
5509 .help
= "Reset all targets into the specified mode."
5510 "Default reset mode is run, if not given.",
5513 .name
= "soft_reset_halt",
5514 .handler
= handle_soft_reset_halt_command
,
5515 .mode
= COMMAND_EXEC
,
5517 .help
= "halt the target and do a soft reset",
5521 .handler
= handle_step_command
,
5522 .mode
= COMMAND_EXEC
,
5523 .help
= "step one instruction from current PC or address",
5524 .usage
= "[address]",
5528 .handler
= handle_md_command
,
5529 .mode
= COMMAND_EXEC
,
5530 .help
= "display memory words",
5531 .usage
= "['phys'] address [count]",
5535 .handler
= handle_md_command
,
5536 .mode
= COMMAND_EXEC
,
5537 .help
= "display memory half-words",
5538 .usage
= "['phys'] address [count]",
5542 .handler
= handle_md_command
,
5543 .mode
= COMMAND_EXEC
,
5544 .help
= "display memory bytes",
5545 .usage
= "['phys'] address [count]",
5549 .handler
= handle_mw_command
,
5550 .mode
= COMMAND_EXEC
,
5551 .help
= "write memory word",
5552 .usage
= "['phys'] address value [count]",
5556 .handler
= handle_mw_command
,
5557 .mode
= COMMAND_EXEC
,
5558 .help
= "write memory half-word",
5559 .usage
= "['phys'] address value [count]",
5563 .handler
= handle_mw_command
,
5564 .mode
= COMMAND_EXEC
,
5565 .help
= "write memory byte",
5566 .usage
= "['phys'] address value [count]",
5570 .handler
= handle_bp_command
,
5571 .mode
= COMMAND_EXEC
,
5572 .help
= "list or set hardware or software breakpoint",
5573 .usage
= "<address> [<asid>]<length> ['hw'|'hw_ctx']",
5577 .handler
= handle_rbp_command
,
5578 .mode
= COMMAND_EXEC
,
5579 .help
= "remove breakpoint",
5584 .handler
= handle_wp_command
,
5585 .mode
= COMMAND_EXEC
,
5586 .help
= "list (no params) or create watchpoints",
5587 .usage
= "[address length [('r'|'w'|'a') value [mask]]]",
5591 .handler
= handle_rwp_command
,
5592 .mode
= COMMAND_EXEC
,
5593 .help
= "remove watchpoint",
5597 .name
= "load_image",
5598 .handler
= handle_load_image_command
,
5599 .mode
= COMMAND_EXEC
,
5600 .usage
= "filename address ['bin'|'ihex'|'elf'|'s19'] "
5601 "[min_address] [max_length]",
5604 .name
= "dump_image",
5605 .handler
= handle_dump_image_command
,
5606 .mode
= COMMAND_EXEC
,
5607 .usage
= "filename address size",
5610 .name
= "verify_image",
5611 .handler
= handle_verify_image_command
,
5612 .mode
= COMMAND_EXEC
,
5613 .usage
= "filename [offset [type]]",
5616 .name
= "test_image",
5617 .handler
= handle_test_image_command
,
5618 .mode
= COMMAND_EXEC
,
5619 .usage
= "filename [offset [type]]",
5622 .name
= "mem2array",
5623 .mode
= COMMAND_EXEC
,
5624 .jim_handler
= jim_mem2array
,
5625 .help
= "read 8/16/32 bit memory and return as a TCL array "
5626 "for script processing",
5627 .usage
= "arrayname bitwidth address count",
5630 .name
= "array2mem",
5631 .mode
= COMMAND_EXEC
,
5632 .jim_handler
= jim_array2mem
,
5633 .help
= "convert a TCL array to memory locations "
5634 "and write the 8/16/32 bit values",
5635 .usage
= "arrayname bitwidth address count",
5638 .name
= "reset_nag",
5639 .handler
= handle_target_reset_nag
,
5640 .mode
= COMMAND_ANY
,
5641 .help
= "Nag after each reset about options that could have been "
5642 "enabled to improve performance. ",
5643 .usage
= "['enable'|'disable']",
5647 .handler
= handle_ps_command
,
5648 .mode
= COMMAND_EXEC
,
5649 .help
= "list all tasks ",
5653 COMMAND_REGISTRATION_DONE
5655 static int target_register_user_commands(struct command_context
*cmd_ctx
)
5657 int retval
= ERROR_OK
;
5658 retval
= target_request_register_commands(cmd_ctx
);
5659 if (retval
!= ERROR_OK
)
5662 retval
= trace_register_commands(cmd_ctx
);
5663 if (retval
!= ERROR_OK
)
5667 return register_commands(cmd_ctx
, NULL
, target_exec_command_handlers
);