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Use parse_uint in handle_reg_command to ensure reg number parses properly.
[openocd.git] / src / target / target.c
blob13c0842ff9ce791a08c2b5b3c01f1889564118b0
1 /***************************************************************************
2 * Copyright (C) 2005 by Dominic Rath *
3 * Dominic.Rath@gmx.de *
4 * *
5 * Copyright (C) 2007,2008 Øyvind Harboe *
6 * oyvind.harboe@zylin.com *
7 * *
8 * Copyright (C) 2008, Duane Ellis *
9 * openocd@duaneeellis.com *
10 * *
11 * Copyright (C) 2008 by Spencer Oliver *
12 * spen@spen-soft.co.uk *
13 * *
14 * Copyright (C) 2008 by Rick Altherr *
15 * kc8apf@kc8apf.net> *
16 * *
17 * This program is free software; you can redistribute it and/or modify *
18 * it under the terms of the GNU General Public License as published by *
19 * the Free Software Foundation; either version 2 of the License, or *
20 * (at your option) any later version. *
21 * *
22 * This program is distributed in the hope that it will be useful, *
23 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
24 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
25 * GNU General Public License for more details. *
26 * *
27 * You should have received a copy of the GNU General Public License *
28 * along with this program; if not, write to the *
29 * Free Software Foundation, Inc., *
30 * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
31 ***************************************************************************/
32 #ifdef HAVE_CONFIG_H
33 #include "config.h"
34 #endif
35
36 #include "target.h"
37 #include "target_type.h"
38 #include "target_request.h"
39 #include "time_support.h"
40 #include "register.h"
41 #include "trace.h"
42 #include "image.h"
43 #include "jtag.h"
44
45
46 static int handle_targets_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
47
48 static int handle_reg_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
49 static int handle_poll_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
50 static int handle_halt_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
51 static int handle_wait_halt_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
52 static int handle_reset_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
53 static int handle_soft_reset_halt_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
54 static int handle_resume_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
55 static int handle_step_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
56 static int handle_md_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
57 static int handle_mw_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
58 static int handle_load_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
59 static int handle_dump_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
60 static int handle_verify_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
61 static int handle_test_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
62 static int handle_bp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
63 static int handle_rbp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
64 static int handle_wp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
65 static int handle_rwp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
66 static int handle_virt2phys_command(command_context_t *cmd_ctx, char *cmd, char **args, int argc);
67 static int handle_profile_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
68 static int handle_fast_load_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
69 static int handle_fast_load_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
70
71 static int jim_array2mem(Jim_Interp *interp, int argc, Jim_Obj *const *argv);
72 static int jim_mem2array(Jim_Interp *interp, int argc, Jim_Obj *const *argv);
73 static int jim_target( Jim_Interp *interp, int argc, Jim_Obj *const *argv);
74
75 static int target_array2mem(Jim_Interp *interp, target_t *target, int argc, Jim_Obj *const *argv);
76 static int target_mem2array(Jim_Interp *interp, target_t *target, int argc, Jim_Obj *const *argv);
77
78 /* targets */
79 extern target_type_t arm7tdmi_target;
80 extern target_type_t arm720t_target;
81 extern target_type_t arm9tdmi_target;
82 extern target_type_t arm920t_target;
83 extern target_type_t arm966e_target;
84 extern target_type_t arm926ejs_target;
85 extern target_type_t feroceon_target;
86 extern target_type_t xscale_target;
87 extern target_type_t cortexm3_target;
88 extern target_type_t cortexa8_target;
89 extern target_type_t arm11_target;
90 extern target_type_t mips_m4k_target;
91 extern target_type_t avr_target;
92
93 target_type_t *target_types[] =
94 {
95 &arm7tdmi_target,
96 &arm9tdmi_target,
97 &arm920t_target,
98 &arm720t_target,
99 &arm966e_target,
100 &arm926ejs_target,
101 &feroceon_target,
102 &xscale_target,
103 &cortexm3_target,
104 &cortexa8_target,
105 &arm11_target,
106 &mips_m4k_target,
107 &avr_target,
108 NULL,
109 };
110
111 target_t *all_targets = NULL;
112 target_event_callback_t *target_event_callbacks = NULL;
113 target_timer_callback_t *target_timer_callbacks = NULL;
114
115 const Jim_Nvp nvp_assert[] = {
116 { .name = "assert", NVP_ASSERT },
117 { .name = "deassert", NVP_DEASSERT },
118 { .name = "T", NVP_ASSERT },
119 { .name = "F", NVP_DEASSERT },
120 { .name = "t", NVP_ASSERT },
121 { .name = "f", NVP_DEASSERT },
122 { .name = NULL, .value = -1 }
123 };
124
125 const Jim_Nvp nvp_error_target[] = {
126 { .value = ERROR_TARGET_INVALID, .name = "err-invalid" },
127 { .value = ERROR_TARGET_INIT_FAILED, .name = "err-init-failed" },
128 { .value = ERROR_TARGET_TIMEOUT, .name = "err-timeout" },
129 { .value = ERROR_TARGET_NOT_HALTED, .name = "err-not-halted" },
130 { .value = ERROR_TARGET_FAILURE, .name = "err-failure" },
131 { .value = ERROR_TARGET_UNALIGNED_ACCESS , .name = "err-unaligned-access" },
132 { .value = ERROR_TARGET_DATA_ABORT , .name = "err-data-abort" },
133 { .value = ERROR_TARGET_RESOURCE_NOT_AVAILABLE , .name = "err-resource-not-available" },
134 { .value = ERROR_TARGET_TRANSLATION_FAULT , .name = "err-translation-fault" },
135 { .value = ERROR_TARGET_NOT_RUNNING, .name = "err-not-running" },
136 { .value = ERROR_TARGET_NOT_EXAMINED, .name = "err-not-examined" },
137 { .value = -1, .name = NULL }
138 };
139
140 const char *target_strerror_safe( int err )
141 {
142 const Jim_Nvp *n;
143
144 n = Jim_Nvp_value2name_simple( nvp_error_target, err );
145 if( n->name == NULL ){
146 return "unknown";
147 } else {
148 return n->name;
149 }
150 }
151
152 static const Jim_Nvp nvp_target_event[] = {
153 { .value = TARGET_EVENT_OLD_gdb_program_config , .name = "old-gdb_program_config" },
154 { .value = TARGET_EVENT_OLD_pre_resume , .name = "old-pre_resume" },
155
156 { .value = TARGET_EVENT_EARLY_HALTED, .name = "early-halted" },
157 { .value = TARGET_EVENT_HALTED, .name = "halted" },
158 { .value = TARGET_EVENT_RESUMED, .name = "resumed" },
159 { .value = TARGET_EVENT_RESUME_START, .name = "resume-start" },
160 { .value = TARGET_EVENT_RESUME_END, .name = "resume-end" },
161
162 { .name = "gdb-start", .value = TARGET_EVENT_GDB_START },
163 { .name = "gdb-end", .value = TARGET_EVENT_GDB_END },
164
165 /* historical name */
166
167 { .value = TARGET_EVENT_RESET_START, .name = "reset-start" },
168
169 { .value = TARGET_EVENT_RESET_ASSERT_PRE, .name = "reset-assert-pre" },
170 { .value = TARGET_EVENT_RESET_ASSERT_POST, .name = "reset-assert-post" },
171 { .value = TARGET_EVENT_RESET_DEASSERT_PRE, .name = "reset-deassert-pre" },
172 { .value = TARGET_EVENT_RESET_DEASSERT_POST, .name = "reset-deassert-post" },
173 { .value = TARGET_EVENT_RESET_HALT_PRE, .name = "reset-halt-pre" },
174 { .value = TARGET_EVENT_RESET_HALT_POST, .name = "reset-halt-post" },
175 { .value = TARGET_EVENT_RESET_WAIT_PRE, .name = "reset-wait-pre" },
176 { .value = TARGET_EVENT_RESET_WAIT_POST, .name = "reset-wait-post" },
177 { .value = TARGET_EVENT_RESET_INIT , .name = "reset-init" },
178 { .value = TARGET_EVENT_RESET_END, .name = "reset-end" },
179
180 { .value = TARGET_EVENT_EXAMINE_START, .name = "examine-start" },
181 { .value = TARGET_EVENT_EXAMINE_END, .name = "examine-end" },
182
183 { .value = TARGET_EVENT_DEBUG_HALTED, .name = "debug-halted" },
184 { .value = TARGET_EVENT_DEBUG_RESUMED, .name = "debug-resumed" },
185
186 { .value = TARGET_EVENT_GDB_ATTACH, .name = "gdb-attach" },
187 { .value = TARGET_EVENT_GDB_DETACH, .name = "gdb-detach" },
188
189 { .value = TARGET_EVENT_GDB_FLASH_WRITE_START, .name = "gdb-flash-write-start" },
190 { .value = TARGET_EVENT_GDB_FLASH_WRITE_END , .name = "gdb-flash-write-end" },
191
192 { .value = TARGET_EVENT_GDB_FLASH_ERASE_START, .name = "gdb-flash-erase-start" },
193 { .value = TARGET_EVENT_GDB_FLASH_ERASE_END , .name = "gdb-flash-erase-end" },
194
195 { .value = TARGET_EVENT_RESUME_START, .name = "resume-start" },
196 { .value = TARGET_EVENT_RESUMED , .name = "resume-ok" },
197 { .value = TARGET_EVENT_RESUME_END , .name = "resume-end" },
198
199 { .name = NULL, .value = -1 }
200 };
201
202 const Jim_Nvp nvp_target_state[] = {
203 { .name = "unknown", .value = TARGET_UNKNOWN },
204 { .name = "running", .value = TARGET_RUNNING },
205 { .name = "halted", .value = TARGET_HALTED },
206 { .name = "reset", .value = TARGET_RESET },
207 { .name = "debug-running", .value = TARGET_DEBUG_RUNNING },
208 { .name = NULL, .value = -1 },
209 };
210
211 const Jim_Nvp nvp_target_debug_reason [] = {
212 { .name = "debug-request" , .value = DBG_REASON_DBGRQ },
213 { .name = "breakpoint" , .value = DBG_REASON_BREAKPOINT },
214 { .name = "watchpoint" , .value = DBG_REASON_WATCHPOINT },
215 { .name = "watchpoint-and-breakpoint", .value = DBG_REASON_WPTANDBKPT },
216 { .name = "single-step" , .value = DBG_REASON_SINGLESTEP },
217 { .name = "target-not-halted" , .value = DBG_REASON_NOTHALTED },
218 { .name = "undefined" , .value = DBG_REASON_UNDEFINED },
219 { .name = NULL, .value = -1 },
220 };
221
222 const Jim_Nvp nvp_target_endian[] = {
223 { .name = "big", .value = TARGET_BIG_ENDIAN },
224 { .name = "little", .value = TARGET_LITTLE_ENDIAN },
225 { .name = "be", .value = TARGET_BIG_ENDIAN },
226 { .name = "le", .value = TARGET_LITTLE_ENDIAN },
227 { .name = NULL, .value = -1 },
228 };
229
230 const Jim_Nvp nvp_reset_modes[] = {
231 { .name = "unknown", .value = RESET_UNKNOWN },
232 { .name = "run" , .value = RESET_RUN },
233 { .name = "halt" , .value = RESET_HALT },
234 { .name = "init" , .value = RESET_INIT },
235 { .name = NULL , .value = -1 },
236 };
237
238 static int max_target_number(void)
239 {
240 target_t *t;
241 int x;
242
243 x = -1;
244 t = all_targets;
245 while( t ){
246 if( x < t->target_number ){
247 x = (t->target_number)+1;
248 }
249 t = t->next;
250 }
251 return x;
252 }
253
254 /* determine the number of the new target */
255 static int new_target_number(void)
256 {
257 target_t *t;
258 int x;
259
260 /* number is 0 based */
261 x = -1;
262 t = all_targets;
263 while(t){
264 if( x < t->target_number ){
265 x = t->target_number;
266 }
267 t = t->next;
268 }
269 return x+1;
270 }
271
272 static int target_continous_poll = 1;
273
274 /* read a u32 from a buffer in target memory endianness */
275 u32 target_buffer_get_u32(target_t *target, const u8 *buffer)
276 {
277 if (target->endianness == TARGET_LITTLE_ENDIAN)
278 return le_to_h_u32(buffer);
279 else
280 return be_to_h_u32(buffer);
281 }
282
283 /* read a u16 from a buffer in target memory endianness */
284 u16 target_buffer_get_u16(target_t *target, const u8 *buffer)
285 {
286 if (target->endianness == TARGET_LITTLE_ENDIAN)
287 return le_to_h_u16(buffer);
288 else
289 return be_to_h_u16(buffer);
290 }
291
292 /* read a u8 from a buffer in target memory endianness */
293 u8 target_buffer_get_u8(target_t *target, const u8 *buffer)
294 {
295 return *buffer & 0x0ff;
296 }
297
298 /* write a u32 to a buffer in target memory endianness */
299 void target_buffer_set_u32(target_t *target, u8 *buffer, u32 value)
300 {
301 if (target->endianness == TARGET_LITTLE_ENDIAN)
302 h_u32_to_le(buffer, value);
303 else
304 h_u32_to_be(buffer, value);
305 }
306
307 /* write a u16 to a buffer in target memory endianness */
308 void target_buffer_set_u16(target_t *target, u8 *buffer, u16 value)
309 {
310 if (target->endianness == TARGET_LITTLE_ENDIAN)
311 h_u16_to_le(buffer, value);
312 else
313 h_u16_to_be(buffer, value);
314 }
315
316 /* write a u8 to a buffer in target memory endianness */
317 void target_buffer_set_u8(target_t *target, u8 *buffer, u8 value)
318 {
319 *buffer = value;
320 }
321
322 /* return a pointer to a configured target; id is name or number */
323 target_t *get_target(const char *id)
324 {
325 target_t *target;
326
327 /* try as tcltarget name */
328 for (target = all_targets; target; target = target->next) {
329 if (target->cmd_name == NULL)
330 continue;
331 if (strcmp(id, target->cmd_name) == 0)
332 return target;
333 }
334
335 /* no match, try as number */
336 unsigned num;
337 if (parse_uint(id, &num) != ERROR_OK)
338 return NULL;
339
340 for (target = all_targets; target; target = target->next) {
341 if (target->target_number == (int)num)
342 return target;
343 }
344
345 return NULL;
346 }
347
348 /* returns a pointer to the n-th configured target */
349 static target_t *get_target_by_num(int num)
350 {
351 target_t *target = all_targets;
352
353 while (target){
354 if( target->target_number == num ){
355 return target;
356 }
357 target = target->next;
358 }
359
360 return NULL;
361 }
362
363 int get_num_by_target(target_t *query_target)
364 {
365 return query_target->target_number;
366 }
367
368 target_t* get_current_target(command_context_t *cmd_ctx)
369 {
370 target_t *target = get_target_by_num(cmd_ctx->current_target);
371
372 if (target == NULL)
373 {
374 LOG_ERROR("BUG: current_target out of bounds");
375 exit(-1);
376 }
377
378 return target;
379 }
380
381 int target_poll(struct target_s *target)
382 {
383 /* We can't poll until after examine */
384 if (!target_was_examined(target))
385 {
386 /* Fail silently lest we pollute the log */
387 return ERROR_FAIL;
388 }
389 return target->type->poll(target);
390 }
391
392 int target_halt(struct target_s *target)
393 {
394 /* We can't poll until after examine */
395 if (!target_was_examined(target))
396 {
397 LOG_ERROR("Target not examined yet");
398 return ERROR_FAIL;
399 }
400 return target->type->halt(target);
401 }
402
403 int target_resume(struct target_s *target, int current, u32 address, int handle_breakpoints, int debug_execution)
404 {
405 int retval;
406
407 /* We can't poll until after examine */
408 if (!target_was_examined(target))
409 {
410 LOG_ERROR("Target not examined yet");
411 return ERROR_FAIL;
412 }
413
414 /* note that resume *must* be asynchronous. The CPU can halt before we poll. The CPU can
415 * even halt at the current PC as a result of a software breakpoint being inserted by (a bug?)
416 * the application.
417 */
418 if ((retval = target->type->resume(target, current, address, handle_breakpoints, debug_execution)) != ERROR_OK)
419 return retval;
420
421 return retval;
422 }
423
424 int target_process_reset(struct command_context_s *cmd_ctx, enum target_reset_mode reset_mode)
425 {
426 char buf[100];
427 int retval;
428 Jim_Nvp *n;
429 n = Jim_Nvp_value2name_simple( nvp_reset_modes, reset_mode );
430 if( n->name == NULL ){
431 LOG_ERROR("invalid reset mode");
432 return ERROR_FAIL;
433 }
434
435 /* disable polling during reset to make reset event scripts
436 * more predictable, i.e. dr/irscan & pathmove in events will
437 * not have JTAG operations injected into the middle of a sequence.
438 */
439 int save_poll = target_continous_poll;
440 target_continous_poll = 0;
441
442 sprintf( buf, "ocd_process_reset %s", n->name );
443 retval = Jim_Eval( interp, buf );
444
445 target_continous_poll = save_poll;
446
447 if(retval != JIM_OK) {
448 Jim_PrintErrorMessage(interp);
449 return ERROR_FAIL;
450 }
451
452 /* We want any events to be processed before the prompt */
453 retval = target_call_timer_callbacks_now();
454
455 return retval;
456 }
457
458 static int default_virt2phys(struct target_s *target, u32 virtual, u32 *physical)
459 {
460 *physical = virtual;
461 return ERROR_OK;
462 }
463
464 static int default_mmu(struct target_s *target, int *enabled)
465 {
466 *enabled = 0;
467 return ERROR_OK;
468 }
469
470 static int default_examine(struct target_s *target)
471 {
472 target_set_examined(target);
473 return ERROR_OK;
474 }
475
476 int target_examine_one(struct target_s *target)
477 {
478 return target->type->examine(target);
479 }
480
481 /* Targets that correctly implement init+examine, i.e.
482 * no communication with target during init:
483 *
484 * XScale
485 */
486 int target_examine(void)
487 {
488 int retval = ERROR_OK;
489 target_t *target;
490
491 for (target = all_targets; target; target = target->next)
492 {
493 if (!target->tap->enabled)
494 continue;
495 if ((retval = target_examine_one(target)) != ERROR_OK)
496 return retval;
497 }
498 return retval;
499 }
500 const char *target_get_name(struct target_s *target)
501 {
502 return target->type->name;
503 }
504
505 static int target_write_memory_imp(struct target_s *target, u32 address, u32 size, u32 count, u8 *buffer)
506 {
507 if (!target_was_examined(target))
508 {
509 LOG_ERROR("Target not examined yet");
510 return ERROR_FAIL;
511 }
512 return target->type->write_memory_imp(target, address, size, count, buffer);
513 }
514
515 static int target_read_memory_imp(struct target_s *target, u32 address, u32 size, u32 count, u8 *buffer)
516 {
517 if (!target_was_examined(target))
518 {
519 LOG_ERROR("Target not examined yet");
520 return ERROR_FAIL;
521 }
522 return target->type->read_memory_imp(target, address, size, count, buffer);
523 }
524
525 static int target_soft_reset_halt_imp(struct target_s *target)
526 {
527 if (!target_was_examined(target))
528 {
529 LOG_ERROR("Target not examined yet");
530 return ERROR_FAIL;
531 }
532 return target->type->soft_reset_halt_imp(target);
533 }
534
535 static int target_run_algorithm_imp(struct target_s *target, int num_mem_params, mem_param_t *mem_params, int num_reg_params, reg_param_t *reg_param, u32 entry_point, u32 exit_point, int timeout_ms, void *arch_info)
536 {
537 if (!target_was_examined(target))
538 {
539 LOG_ERROR("Target not examined yet");
540 return ERROR_FAIL;
541 }
542 return target->type->run_algorithm_imp(target, num_mem_params, mem_params, num_reg_params, reg_param, entry_point, exit_point, timeout_ms, arch_info);
543 }
544
545 int target_read_memory(struct target_s *target,
546 u32 address, u32 size, u32 count, u8 *buffer)
547 {
548 return target->type->read_memory(target, address, size, count, buffer);
549 }
550
551 int target_write_memory(struct target_s *target,
552 u32 address, u32 size, u32 count, u8 *buffer)
553 {
554 return target->type->write_memory(target, address, size, count, buffer);
555 }
556 int target_bulk_write_memory(struct target_s *target,
557 u32 address, u32 count, u8 *buffer)
558 {
559 return target->type->bulk_write_memory(target, address, count, buffer);
560 }
561
562 int target_add_breakpoint(struct target_s *target,
563 struct breakpoint_s *breakpoint)
564 {
565 return target->type->add_breakpoint(target, breakpoint);
566 }
567 int target_remove_breakpoint(struct target_s *target,
568 struct breakpoint_s *breakpoint)
569 {
570 return target->type->remove_breakpoint(target, breakpoint);
571 }
572
573 int target_add_watchpoint(struct target_s *target,
574 struct watchpoint_s *watchpoint)
575 {
576 return target->type->add_watchpoint(target, watchpoint);
577 }
578 int target_remove_watchpoint(struct target_s *target,
579 struct watchpoint_s *watchpoint)
580 {
581 return target->type->remove_watchpoint(target, watchpoint);
582 }
583
584 int target_get_gdb_reg_list(struct target_s *target,
585 struct reg_s **reg_list[], int *reg_list_size)
586 {
587 return target->type->get_gdb_reg_list(target, reg_list, reg_list_size);
588 }
589 int target_step(struct target_s *target,
590 int current, u32 address, int handle_breakpoints)
591 {
592 return target->type->step(target, current, address, handle_breakpoints);
593 }
594
595
596 int target_run_algorithm(struct target_s *target,
597 int num_mem_params, mem_param_t *mem_params,
598 int num_reg_params, reg_param_t *reg_param,
599 u32 entry_point, u32 exit_point,
600 int timeout_ms, void *arch_info)
601 {
602 return target->type->run_algorithm(target,
603 num_mem_params, mem_params, num_reg_params, reg_param,
604 entry_point, exit_point, timeout_ms, arch_info);
605 }
606
607 /// @returns @c true if the target has been examined.
608 bool target_was_examined(struct target_s *target)
609 {
610 return target->type->examined;
611 }
612 /// Sets the @c examined flag for the given target.
613 void target_set_examined(struct target_s *target)
614 {
615 target->type->examined = true;
616 }
617 // Reset the @c examined flag for the given target.
618 void target_reset_examined(struct target_s *target)
619 {
620 target->type->examined = false;
621 }
622
623
624 int target_init(struct command_context_s *cmd_ctx)
625 {
626 target_t *target = all_targets;
627 int retval;
628
629 while (target)
630 {
631 target_reset_examined(target);
632 if (target->type->examine == NULL)
633 {
634 target->type->examine = default_examine;
635 }
636
637 if ((retval = target->type->init_target(cmd_ctx, target)) != ERROR_OK)
638 {
639 LOG_ERROR("target '%s' init failed", target_get_name(target));
640 return retval;
641 }
642
643 /* Set up default functions if none are provided by target */
644 if (target->type->virt2phys == NULL)
645 {
646 target->type->virt2phys = default_virt2phys;
647 }
648 target->type->virt2phys = default_virt2phys;
649 /* a non-invasive way(in terms of patches) to add some code that
650 * runs before the type->write/read_memory implementation
651 */
652 target->type->write_memory_imp = target->type->write_memory;
653 target->type->write_memory = target_write_memory_imp;
654 target->type->read_memory_imp = target->type->read_memory;
655 target->type->read_memory = target_read_memory_imp;
656 target->type->soft_reset_halt_imp = target->type->soft_reset_halt;
657 target->type->soft_reset_halt = target_soft_reset_halt_imp;
658 target->type->run_algorithm_imp = target->type->run_algorithm;
659 target->type->run_algorithm = target_run_algorithm_imp;
660
661 if (target->type->mmu == NULL)
662 {
663 target->type->mmu = default_mmu;
664 }
665 target = target->next;
666 }
667
668 if (all_targets)
669 {
670 if((retval = target_register_user_commands(cmd_ctx)) != ERROR_OK)
671 return retval;
672 if((retval = target_register_timer_callback(handle_target, 100, 1, NULL)) != ERROR_OK)
673 return retval;
674 }
675
676 return ERROR_OK;
677 }
678
679 int target_register_event_callback(int (*callback)(struct target_s *target, enum target_event event, void *priv), void *priv)
680 {
681 target_event_callback_t **callbacks_p = &target_event_callbacks;
682
683 if (callback == NULL)
684 {
685 return ERROR_INVALID_ARGUMENTS;
686 }
687
688 if (*callbacks_p)
689 {
690 while ((*callbacks_p)->next)
691 callbacks_p = &((*callbacks_p)->next);
692 callbacks_p = &((*callbacks_p)->next);
693 }
694
695 (*callbacks_p) = malloc(sizeof(target_event_callback_t));
696 (*callbacks_p)->callback = callback;
697 (*callbacks_p)->priv = priv;
698 (*callbacks_p)->next = NULL;
699
700 return ERROR_OK;
701 }
702
703 int target_register_timer_callback(int (*callback)(void *priv), int time_ms, int periodic, void *priv)
704 {
705 target_timer_callback_t **callbacks_p = &target_timer_callbacks;
706 struct timeval now;
707
708 if (callback == NULL)
709 {
710 return ERROR_INVALID_ARGUMENTS;
711 }
712
713 if (*callbacks_p)
714 {
715 while ((*callbacks_p)->next)
716 callbacks_p = &((*callbacks_p)->next);
717 callbacks_p = &((*callbacks_p)->next);
718 }
719
720 (*callbacks_p) = malloc(sizeof(target_timer_callback_t));
721 (*callbacks_p)->callback = callback;
722 (*callbacks_p)->periodic = periodic;
723 (*callbacks_p)->time_ms = time_ms;
724
725 gettimeofday(&now, NULL);
726 (*callbacks_p)->when.tv_usec = now.tv_usec + (time_ms % 1000) * 1000;
727 time_ms -= (time_ms % 1000);
728 (*callbacks_p)->when.tv_sec = now.tv_sec + (time_ms / 1000);
729 if ((*callbacks_p)->when.tv_usec > 1000000)
730 {
731 (*callbacks_p)->when.tv_usec = (*callbacks_p)->when.tv_usec - 1000000;
732 (*callbacks_p)->when.tv_sec += 1;
733 }
734
735 (*callbacks_p)->priv = priv;
736 (*callbacks_p)->next = NULL;
737
738 return ERROR_OK;
739 }
740
741 int target_unregister_event_callback(int (*callback)(struct target_s *target, enum target_event event, void *priv), void *priv)
742 {
743 target_event_callback_t **p = &target_event_callbacks;
744 target_event_callback_t *c = target_event_callbacks;
745
746 if (callback == NULL)
747 {
748 return ERROR_INVALID_ARGUMENTS;
749 }
750
751 while (c)
752 {
753 target_event_callback_t *next = c->next;
754 if ((c->callback == callback) && (c->priv == priv))
755 {
756 *p = next;
757 free(c);
758 return ERROR_OK;
759 }
760 else
761 p = &(c->next);
762 c = next;
763 }
764
765 return ERROR_OK;
766 }
767
768 int target_unregister_timer_callback(int (*callback)(void *priv), void *priv)
769 {
770 target_timer_callback_t **p = &target_timer_callbacks;
771 target_timer_callback_t *c = target_timer_callbacks;
772
773 if (callback == NULL)
774 {
775 return ERROR_INVALID_ARGUMENTS;
776 }
777
778 while (c)
779 {
780 target_timer_callback_t *next = c->next;
781 if ((c->callback == callback) && (c->priv == priv))
782 {
783 *p = next;
784 free(c);
785 return ERROR_OK;
786 }
787 else
788 p = &(c->next);
789 c = next;
790 }
791
792 return ERROR_OK;
793 }
794
795 int target_call_event_callbacks(target_t *target, enum target_event event)
796 {
797 target_event_callback_t *callback = target_event_callbacks;
798 target_event_callback_t *next_callback;
799
800 if (event == TARGET_EVENT_HALTED)
801 {
802 /* execute early halted first */
803 target_call_event_callbacks(target, TARGET_EVENT_EARLY_HALTED);
804 }
805
806 LOG_DEBUG("target event %i (%s)",
807 event,
808 Jim_Nvp_value2name_simple( nvp_target_event, event )->name );
809
810 target_handle_event( target, event );
811
812 while (callback)
813 {
814 next_callback = callback->next;
815 callback->callback(target, event, callback->priv);
816 callback = next_callback;
817 }
818
819 return ERROR_OK;
820 }
821
822 static int target_timer_callback_periodic_restart(
823 target_timer_callback_t *cb, struct timeval *now)
824 {
825 int time_ms = cb->time_ms;
826 cb->when.tv_usec = now->tv_usec + (time_ms % 1000) * 1000;
827 time_ms -= (time_ms % 1000);
828 cb->when.tv_sec = now->tv_sec + time_ms / 1000;
829 if (cb->when.tv_usec > 1000000)
830 {
831 cb->when.tv_usec = cb->when.tv_usec - 1000000;
832 cb->when.tv_sec += 1;
833 }
834 return ERROR_OK;
835 }
836
837 static int target_call_timer_callback(target_timer_callback_t *cb,
838 struct timeval *now)
839 {
840 cb->callback(cb->priv);
841
842 if (cb->periodic)
843 return target_timer_callback_periodic_restart(cb, now);
844
845 return target_unregister_timer_callback(cb->callback, cb->priv);
846 }
847
848 static int target_call_timer_callbacks_check_time(int checktime)
849 {
850 keep_alive();
851
852 struct timeval now;
853 gettimeofday(&now, NULL);
854
855 target_timer_callback_t *callback = target_timer_callbacks;
856 while (callback)
857 {
858 // cleaning up may unregister and free this callback
859 target_timer_callback_t *next_callback = callback->next;
860
861 bool call_it = callback->callback &&
862 ((!checktime && callback->periodic) ||
863 now.tv_sec > callback->when.tv_sec ||
864 (now.tv_sec == callback->when.tv_sec &&
865 now.tv_usec >= callback->when.tv_usec));
866
867 if (call_it)
868 {
869 int retval = target_call_timer_callback(callback, &now);
870 if (retval != ERROR_OK)
871 return retval;
872 }
873
874 callback = next_callback;
875 }
876
877 return ERROR_OK;
878 }
879
880 int target_call_timer_callbacks(void)
881 {
882 return target_call_timer_callbacks_check_time(1);
883 }
884
885 /* invoke periodic callbacks immediately */
886 int target_call_timer_callbacks_now(void)
887 {
888 return target_call_timer_callbacks_check_time(0);
889 }
890
891 int target_alloc_working_area(struct target_s *target, u32 size, working_area_t **area)
892 {
893 working_area_t *c = target->working_areas;
894 working_area_t *new_wa = NULL;
895
896 /* Reevaluate working area address based on MMU state*/
897 if (target->working_areas == NULL)
898 {
899 int retval;
900 int enabled;
901 retval = target->type->mmu(target, &enabled);
902 if (retval != ERROR_OK)
903 {
904 return retval;
905 }
906 if (enabled)
907 {
908 target->working_area = target->working_area_virt;
909 }
910 else
911 {
912 target->working_area = target->working_area_phys;
913 }
914 }
915
916 /* only allocate multiples of 4 byte */
917 if (size % 4)
918 {
919 LOG_ERROR("BUG: code tried to allocate unaligned number of bytes, padding");
920 size = CEIL(size, 4);
921 }
922
923 /* see if there's already a matching working area */
924 while (c)
925 {
926 if ((c->free) && (c->size == size))
927 {
928 new_wa = c;
929 break;
930 }
931 c = c->next;
932 }
933
934 /* if not, allocate a new one */
935 if (!new_wa)
936 {
937 working_area_t **p = &target->working_areas;
938 u32 first_free = target->working_area;
939 u32 free_size = target->working_area_size;
940
941 LOG_DEBUG("allocating new working area");
942
943 c = target->working_areas;
944 while (c)
945 {
946 first_free += c->size;
947 free_size -= c->size;
948 p = &c->next;
949 c = c->next;
950 }
951
952 if (free_size < size)
953 {
954 LOG_WARNING("not enough working area available(requested %d, free %d)", size, free_size);
955 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE;
956 }
957
958 new_wa = malloc(sizeof(working_area_t));
959 new_wa->next = NULL;
960 new_wa->size = size;
961 new_wa->address = first_free;
962
963 if (target->backup_working_area)
964 {
965 int retval;
966 new_wa->backup = malloc(new_wa->size);
967 if((retval = target_read_memory(target, new_wa->address, 4, new_wa->size / 4, new_wa->backup)) != ERROR_OK)
968 {
969 free(new_wa->backup);
970 free(new_wa);
971 return retval;
972 }
973 }
974 else
975 {
976 new_wa->backup = NULL;
977 }
978
979 /* put new entry in list */
980 *p = new_wa;
981 }
982
983 /* mark as used, and return the new (reused) area */
984 new_wa->free = 0;
985 *area = new_wa;
986
987 /* user pointer */
988 new_wa->user = area;
989
990 return ERROR_OK;
991 }
992
993 int target_free_working_area_restore(struct target_s *target, working_area_t *area, int restore)
994 {
995 if (area->free)
996 return ERROR_OK;
997
998 if (restore&&target->backup_working_area)
999 {
1000 int retval;
1001 if((retval = target_write_memory(target, area->address, 4, area->size / 4, area->backup)) != ERROR_OK)
1002 return retval;
1003 }
1004
1005 area->free = 1;
1006
1007 /* mark user pointer invalid */
1008 *area->user = NULL;
1009 area->user = NULL;
1010
1011 return ERROR_OK;
1012 }
1013
1014 int target_free_working_area(struct target_s *target, working_area_t *area)
1015 {
1016 return target_free_working_area_restore(target, area, 1);
1017 }
1018
1019 /* free resources and restore memory, if restoring memory fails,
1020 * free up resources anyway
1021 */
1022 void target_free_all_working_areas_restore(struct target_s *target, int restore)
1023 {
1024 working_area_t *c = target->working_areas;
1025
1026 while (c)
1027 {
1028 working_area_t *next = c->next;
1029 target_free_working_area_restore(target, c, restore);
1030
1031 if (c->backup)
1032 free(c->backup);
1033
1034 free(c);
1035
1036 c = next;
1037 }
1038
1039 target->working_areas = NULL;
1040 }
1041
1042 void target_free_all_working_areas(struct target_s *target)
1043 {
1044 target_free_all_working_areas_restore(target, 1);
1045 }
1046
1047 int target_register_commands(struct command_context_s *cmd_ctx)
1048 {
1049
1050 register_command(cmd_ctx, NULL, "targets", handle_targets_command, COMMAND_EXEC, "change the current command line target (one parameter) or lists targets (with no parameter)");
1051
1052
1053
1054
1055 register_jim(cmd_ctx, "target", jim_target, "configure target" );
1056
1057 return ERROR_OK;
1058 }
1059
1060 int target_arch_state(struct target_s *target)
1061 {
1062 int retval;
1063 if (target==NULL)
1064 {
1065 LOG_USER("No target has been configured");
1066 return ERROR_OK;
1067 }
1068
1069 LOG_USER("target state: %s",
1070 Jim_Nvp_value2name_simple(nvp_target_state,target->state)->name);
1071
1072 if (target->state!=TARGET_HALTED)
1073 return ERROR_OK;
1074
1075 retval=target->type->arch_state(target);
1076 return retval;
1077 }
1078
1079 /* Single aligned words are guaranteed to use 16 or 32 bit access
1080 * mode respectively, otherwise data is handled as quickly as
1081 * possible
1082 */
1083 int target_write_buffer(struct target_s *target, u32 address, u32 size, u8 *buffer)
1084 {
1085 int retval;
1086 LOG_DEBUG("writing buffer of %i byte at 0x%8.8x", size, address);
1087
1088 if (!target_was_examined(target))
1089 {
1090 LOG_ERROR("Target not examined yet");
1091 return ERROR_FAIL;
1092 }
1093
1094 if (size == 0) {
1095 return ERROR_OK;
1096 }
1097
1098 if ((address + size - 1) < address)
1099 {
1100 /* GDB can request this when e.g. PC is 0xfffffffc*/
1101 LOG_ERROR("address+size wrapped(0x%08x, 0x%08x)", address, size);
1102 return ERROR_FAIL;
1103 }
1104
1105 if (((address % 2) == 0) && (size == 2))
1106 {
1107 return target_write_memory(target, address, 2, 1, buffer);
1108 }
1109
1110 /* handle unaligned head bytes */
1111 if (address % 4)
1112 {
1113 u32 unaligned = 4 - (address % 4);
1114
1115 if (unaligned > size)
1116 unaligned = size;
1117
1118 if ((retval = target_write_memory(target, address, 1, unaligned, buffer)) != ERROR_OK)
1119 return retval;
1120
1121 buffer += unaligned;
1122 address += unaligned;
1123 size -= unaligned;
1124 }
1125
1126 /* handle aligned words */
1127 if (size >= 4)
1128 {
1129 int aligned = size - (size % 4);
1130
1131 /* use bulk writes above a certain limit. This may have to be changed */
1132 if (aligned > 128)
1133 {
1134 if ((retval = target->type->bulk_write_memory(target, address, aligned / 4, buffer)) != ERROR_OK)
1135 return retval;
1136 }
1137 else
1138 {
1139 if ((retval = target_write_memory(target, address, 4, aligned / 4, buffer)) != ERROR_OK)
1140 return retval;
1141 }
1142
1143 buffer += aligned;
1144 address += aligned;
1145 size -= aligned;
1146 }
1147
1148 /* handle tail writes of less than 4 bytes */
1149 if (size > 0)
1150 {
1151 if ((retval = target_write_memory(target, address, 1, size, buffer)) != ERROR_OK)
1152 return retval;
1153 }
1154
1155 return ERROR_OK;
1156 }
1157
1158 /* Single aligned words are guaranteed to use 16 or 32 bit access
1159 * mode respectively, otherwise data is handled as quickly as
1160 * possible
1161 */
1162 int target_read_buffer(struct target_s *target, u32 address, u32 size, u8 *buffer)
1163 {
1164 int retval;
1165 LOG_DEBUG("reading buffer of %i byte at 0x%8.8x", size, address);
1166
1167 if (!target_was_examined(target))
1168 {
1169 LOG_ERROR("Target not examined yet");
1170 return ERROR_FAIL;
1171 }
1172
1173 if (size == 0) {
1174 return ERROR_OK;
1175 }
1176
1177 if ((address + size - 1) < address)
1178 {
1179 /* GDB can request this when e.g. PC is 0xfffffffc*/
1180 LOG_ERROR("address+size wrapped(0x%08x, 0x%08x)", address, size);
1181 return ERROR_FAIL;
1182 }
1183
1184 if (((address % 2) == 0) && (size == 2))
1185 {
1186 return target_read_memory(target, address, 2, 1, buffer);
1187 }
1188
1189 /* handle unaligned head bytes */
1190 if (address % 4)
1191 {
1192 u32 unaligned = 4 - (address % 4);
1193
1194 if (unaligned > size)
1195 unaligned = size;
1196
1197 if ((retval = target_read_memory(target, address, 1, unaligned, buffer)) != ERROR_OK)
1198 return retval;
1199
1200 buffer += unaligned;
1201 address += unaligned;
1202 size -= unaligned;
1203 }
1204
1205 /* handle aligned words */
1206 if (size >= 4)
1207 {
1208 int aligned = size - (size % 4);
1209
1210 if ((retval = target_read_memory(target, address, 4, aligned / 4, buffer)) != ERROR_OK)
1211 return retval;
1212
1213 buffer += aligned;
1214 address += aligned;
1215 size -= aligned;
1216 }
1217
1218 /* handle tail writes of less than 4 bytes */
1219 if (size > 0)
1220 {
1221 if ((retval = target_read_memory(target, address, 1, size, buffer)) != ERROR_OK)
1222 return retval;
1223 }
1224
1225 return ERROR_OK;
1226 }
1227
1228 int target_checksum_memory(struct target_s *target, u32 address, u32 size, u32* crc)
1229 {
1230 u8 *buffer;
1231 int retval;
1232 u32 i;
1233 u32 checksum = 0;
1234 if (!target_was_examined(target))
1235 {
1236 LOG_ERROR("Target not examined yet");
1237 return ERROR_FAIL;
1238 }
1239
1240 if ((retval = target->type->checksum_memory(target, address,
1241 size, &checksum)) != ERROR_OK)
1242 {
1243 buffer = malloc(size);
1244 if (buffer == NULL)
1245 {
1246 LOG_ERROR("error allocating buffer for section (%d bytes)", size);
1247 return ERROR_INVALID_ARGUMENTS;
1248 }
1249 retval = target_read_buffer(target, address, size, buffer);
1250 if (retval != ERROR_OK)
1251 {
1252 free(buffer);
1253 return retval;
1254 }
1255
1256 /* convert to target endianess */
1257 for (i = 0; i < (size/sizeof(u32)); i++)
1258 {
1259 u32 target_data;
1260 target_data = target_buffer_get_u32(target, &buffer[i*sizeof(u32)]);
1261 target_buffer_set_u32(target, &buffer[i*sizeof(u32)], target_data);
1262 }
1263
1264 retval = image_calculate_checksum( buffer, size, &checksum );
1265 free(buffer);
1266 }
1267
1268 *crc = checksum;
1269
1270 return retval;
1271 }
1272
1273 int target_blank_check_memory(struct target_s *target, u32 address, u32 size, u32* blank)
1274 {
1275 int retval;
1276 if (!target_was_examined(target))
1277 {
1278 LOG_ERROR("Target not examined yet");
1279 return ERROR_FAIL;
1280 }
1281
1282 if (target->type->blank_check_memory == 0)
1283 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE;
1284
1285 retval = target->type->blank_check_memory(target, address, size, blank);
1286
1287 return retval;
1288 }
1289
1290 int target_read_u32(struct target_s *target, u32 address, u32 *value)
1291 {
1292 u8 value_buf[4];
1293 if (!target_was_examined(target))
1294 {
1295 LOG_ERROR("Target not examined yet");
1296 return ERROR_FAIL;
1297 }
1298
1299 int retval = target_read_memory(target, address, 4, 1, value_buf);
1300
1301 if (retval == ERROR_OK)
1302 {
1303 *value = target_buffer_get_u32(target, value_buf);
1304 LOG_DEBUG("address: 0x%8.8x, value: 0x%8.8x", address, *value);
1305 }
1306 else
1307 {
1308 *value = 0x0;
1309 LOG_DEBUG("address: 0x%8.8x failed", address);
1310 }
1311
1312 return retval;
1313 }
1314
1315 int target_read_u16(struct target_s *target, u32 address, u16 *value)
1316 {
1317 u8 value_buf[2];
1318 if (!target_was_examined(target))
1319 {
1320 LOG_ERROR("Target not examined yet");
1321 return ERROR_FAIL;
1322 }
1323
1324 int retval = target_read_memory(target, address, 2, 1, value_buf);
1325
1326 if (retval == ERROR_OK)
1327 {
1328 *value = target_buffer_get_u16(target, value_buf);
1329 LOG_DEBUG("address: 0x%8.8x, value: 0x%4.4x", address, *value);
1330 }
1331 else
1332 {
1333 *value = 0x0;
1334 LOG_DEBUG("address: 0x%8.8x failed", address);
1335 }
1336
1337 return retval;
1338 }
1339
1340 int target_read_u8(struct target_s *target, u32 address, u8 *value)
1341 {
1342 int retval = target_read_memory(target, address, 1, 1, value);
1343 if (!target_was_examined(target))
1344 {
1345 LOG_ERROR("Target not examined yet");
1346 return ERROR_FAIL;
1347 }
1348
1349 if (retval == ERROR_OK)
1350 {
1351 LOG_DEBUG("address: 0x%8.8x, value: 0x%2.2x", address, *value);
1352 }
1353 else
1354 {
1355 *value = 0x0;
1356 LOG_DEBUG("address: 0x%8.8x failed", address);
1357 }
1358
1359 return retval;
1360 }
1361
1362 int target_write_u32(struct target_s *target, u32 address, u32 value)
1363 {
1364 int retval;
1365 u8 value_buf[4];
1366 if (!target_was_examined(target))
1367 {
1368 LOG_ERROR("Target not examined yet");
1369 return ERROR_FAIL;
1370 }
1371
1372 LOG_DEBUG("address: 0x%8.8x, value: 0x%8.8x", address, value);
1373
1374 target_buffer_set_u32(target, value_buf, value);
1375 if ((retval = target_write_memory(target, address, 4, 1, value_buf)) != ERROR_OK)
1376 {
1377 LOG_DEBUG("failed: %i", retval);
1378 }
1379
1380 return retval;
1381 }
1382
1383 int target_write_u16(struct target_s *target, u32 address, u16 value)
1384 {
1385 int retval;
1386 u8 value_buf[2];
1387 if (!target_was_examined(target))
1388 {
1389 LOG_ERROR("Target not examined yet");
1390 return ERROR_FAIL;
1391 }
1392
1393 LOG_DEBUG("address: 0x%8.8x, value: 0x%8.8x", address, value);
1394
1395 target_buffer_set_u16(target, value_buf, value);
1396 if ((retval = target_write_memory(target, address, 2, 1, value_buf)) != ERROR_OK)
1397 {
1398 LOG_DEBUG("failed: %i", retval);
1399 }
1400
1401 return retval;
1402 }
1403
1404 int target_write_u8(struct target_s *target, u32 address, u8 value)
1405 {
1406 int retval;
1407 if (!target_was_examined(target))
1408 {
1409 LOG_ERROR("Target not examined yet");
1410 return ERROR_FAIL;
1411 }
1412
1413 LOG_DEBUG("address: 0x%8.8x, value: 0x%2.2x", address, value);
1414
1415 if ((retval = target_write_memory(target, address, 1, 1, &value)) != ERROR_OK)
1416 {
1417 LOG_DEBUG("failed: %i", retval);
1418 }
1419
1420 return retval;
1421 }
1422
1423 int target_register_user_commands(struct command_context_s *cmd_ctx)
1424 {
1425 int retval = ERROR_OK;
1426
1427
1428 /* script procedures */
1429 register_command(cmd_ctx, NULL, "profile", handle_profile_command, COMMAND_EXEC, "profiling samples the CPU PC");
1430 register_jim(cmd_ctx, "ocd_mem2array", jim_mem2array, "read memory and return as a TCL array for script processing <ARRAYNAME> <WIDTH=32/16/8> <ADDRESS> <COUNT>");
1431 register_jim(cmd_ctx, "ocd_array2mem", jim_array2mem, "convert a TCL array to memory locations and write the values <ARRAYNAME> <WIDTH=32/16/8> <ADDRESS> <COUNT>");
1432
1433 register_command(cmd_ctx, NULL, "fast_load_image", handle_fast_load_image_command, COMMAND_ANY,
1434 "same args as load_image, image stored in memory - mainly for profiling purposes");
1435
1436 register_command(cmd_ctx, NULL, "fast_load", handle_fast_load_command, COMMAND_ANY,
1437 "loads active fast load image to current target - mainly for profiling purposes");
1438
1439
1440 register_command(cmd_ctx, NULL, "virt2phys", handle_virt2phys_command, COMMAND_ANY, "translate a virtual address into a physical address");
1441 register_command(cmd_ctx, NULL, "reg", handle_reg_command, COMMAND_EXEC, "display or set a register");
1442 register_command(cmd_ctx, NULL, "poll", handle_poll_command, COMMAND_EXEC, "poll target state");
1443 register_command(cmd_ctx, NULL, "wait_halt", handle_wait_halt_command, COMMAND_EXEC, "wait for target halt [time (s)]");
1444 register_command(cmd_ctx, NULL, "halt", handle_halt_command, COMMAND_EXEC, "halt target");
1445 register_command(cmd_ctx, NULL, "resume", handle_resume_command, COMMAND_EXEC, "resume target [addr]");
1446 register_command(cmd_ctx, NULL, "step", handle_step_command, COMMAND_EXEC, "step one instruction from current PC or [addr]");
1447 register_command(cmd_ctx, NULL, "reset", handle_reset_command, COMMAND_EXEC, "reset target [run|halt|init] - default is run");
1448 register_command(cmd_ctx, NULL, "soft_reset_halt", handle_soft_reset_halt_command, COMMAND_EXEC, "halt the target and do a soft reset");
1449
1450 register_command(cmd_ctx, NULL, "mdw", handle_md_command, COMMAND_EXEC, "display memory words <addr> [count]");
1451 register_command(cmd_ctx, NULL, "mdh", handle_md_command, COMMAND_EXEC, "display memory half-words <addr> [count]");
1452 register_command(cmd_ctx, NULL, "mdb", handle_md_command, COMMAND_EXEC, "display memory bytes <addr> [count]");
1453
1454 register_command(cmd_ctx, NULL, "mww", handle_mw_command, COMMAND_EXEC, "write memory word <addr> <value> [count]");
1455 register_command(cmd_ctx, NULL, "mwh", handle_mw_command, COMMAND_EXEC, "write memory half-word <addr> <value> [count]");
1456 register_command(cmd_ctx, NULL, "mwb", handle_mw_command, COMMAND_EXEC, "write memory byte <addr> <value> [count]");
1457
1458 register_command(cmd_ctx, NULL, "bp", handle_bp_command, COMMAND_EXEC, "set breakpoint <address> <length> [hw]");
1459 register_command(cmd_ctx, NULL, "rbp", handle_rbp_command, COMMAND_EXEC, "remove breakpoint <adress>");
1460 register_command(cmd_ctx, NULL, "wp", handle_wp_command, COMMAND_EXEC, "set watchpoint <address> <length> <r/w/a> [value] [mask]");
1461 register_command(cmd_ctx, NULL, "rwp", handle_rwp_command, COMMAND_EXEC, "remove watchpoint <adress>");
1462
1463 register_command(cmd_ctx, NULL, "load_image", handle_load_image_command, COMMAND_EXEC, "load_image <file> <address> ['bin'|'ihex'|'elf'|'s19'] [min_address] [max_length]");
1464 register_command(cmd_ctx, NULL, "dump_image", handle_dump_image_command, COMMAND_EXEC, "dump_image <file> <address> <size>");
1465 register_command(cmd_ctx, NULL, "verify_image", handle_verify_image_command, COMMAND_EXEC, "verify_image <file> [offset] [type]");
1466 register_command(cmd_ctx, NULL, "test_image", handle_test_image_command, COMMAND_EXEC, "test_image <file> [offset] [type]");
1467
1468 if((retval = target_request_register_commands(cmd_ctx)) != ERROR_OK)
1469 return retval;
1470 if((retval = trace_register_commands(cmd_ctx)) != ERROR_OK)
1471 return retval;
1472
1473 return retval;
1474 }
1475
1476 static int handle_targets_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1477 {
1478 target_t *target = all_targets;
1479
1480 if (argc == 1)
1481 {
1482 target = get_target(args[0]);
1483 if (target == NULL) {
1484 command_print(cmd_ctx,"Target: %s is unknown, try one of:\n", args[0] );
1485 goto DumpTargets;
1486 }
1487 if (!target->tap->enabled) {
1488 command_print(cmd_ctx,"Target: TAP %s is disabled, "
1489 "can't be the current target\n",
1490 target->tap->dotted_name);
1491 return ERROR_FAIL;
1492 }
1493
1494 cmd_ctx->current_target = target->target_number;
1495 return ERROR_OK;
1496 }
1497 DumpTargets:
1498
1499 target = all_targets;
1500 command_print(cmd_ctx, " TargetName Type Endian TapName State ");
1501 command_print(cmd_ctx, "-- ------------------ ---------- ------ ------------------ ------------");
1502 while (target)
1503 {
1504 const char *state;
1505 char marker = ' ';
1506
1507 if (target->tap->enabled)
1508 state = Jim_Nvp_value2name_simple(nvp_target_state,
1509 target->state)->name;
1510 else
1511 state = "tap-disabled";
1512
1513 if (cmd_ctx->current_target == target->target_number)
1514 marker = '*';
1515
1516 /* keep columns lined up to match the headers above */
1517 command_print(cmd_ctx, "%2d%c %-18s %-10s %-6s %-18s %s",
1518 target->target_number,
1519 marker,
1520 target->cmd_name,
1521 target_get_name(target),
1522 Jim_Nvp_value2name_simple(nvp_target_endian,
1523 target->endianness)->name,
1524 target->tap->dotted_name,
1525 state);
1526 target = target->next;
1527 }
1528
1529 return ERROR_OK;
1530 }
1531
1532 /* every 300ms we check for reset & powerdropout and issue a "reset halt" if so. */
1533
1534 static int powerDropout;
1535 static int srstAsserted;
1536
1537 static int runPowerRestore;
1538 static int runPowerDropout;
1539 static int runSrstAsserted;
1540 static int runSrstDeasserted;
1541
1542 static int sense_handler(void)
1543 {
1544 static int prevSrstAsserted = 0;
1545 static int prevPowerdropout = 0;
1546
1547 int retval;
1548 if ((retval=jtag_power_dropout(&powerDropout))!=ERROR_OK)
1549 return retval;
1550
1551 int powerRestored;
1552 powerRestored = prevPowerdropout && !powerDropout;
1553 if (powerRestored)
1554 {
1555 runPowerRestore = 1;
1556 }
1557
1558 long long current = timeval_ms();
1559 static long long lastPower = 0;
1560 int waitMore = lastPower + 2000 > current;
1561 if (powerDropout && !waitMore)
1562 {
1563 runPowerDropout = 1;
1564 lastPower = current;
1565 }
1566
1567 if ((retval=jtag_srst_asserted(&srstAsserted))!=ERROR_OK)
1568 return retval;
1569
1570 int srstDeasserted;
1571 srstDeasserted = prevSrstAsserted && !srstAsserted;
1572
1573 static long long lastSrst = 0;
1574 waitMore = lastSrst + 2000 > current;
1575 if (srstDeasserted && !waitMore)
1576 {
1577 runSrstDeasserted = 1;
1578 lastSrst = current;
1579 }
1580
1581 if (!prevSrstAsserted && srstAsserted)
1582 {
1583 runSrstAsserted = 1;
1584 }
1585
1586 prevSrstAsserted = srstAsserted;
1587 prevPowerdropout = powerDropout;
1588
1589 if (srstDeasserted || powerRestored)
1590 {
1591 /* Other than logging the event we can't do anything here.
1592 * Issuing a reset is a particularly bad idea as we might
1593 * be inside a reset already.
1594 */
1595 }
1596
1597 return ERROR_OK;
1598 }
1599
1600 /* process target state changes */
1601 int handle_target(void *priv)
1602 {
1603 int retval = ERROR_OK;
1604
1605 /* we do not want to recurse here... */
1606 static int recursive = 0;
1607 if (! recursive)
1608 {
1609 recursive = 1;
1610 sense_handler();
1611 /* danger! running these procedures can trigger srst assertions and power dropouts.
1612 * We need to avoid an infinite loop/recursion here and we do that by
1613 * clearing the flags after running these events.
1614 */
1615 int did_something = 0;
1616 if (runSrstAsserted)
1617 {
1618 Jim_Eval( interp, "srst_asserted");
1619 did_something = 1;
1620 }
1621 if (runSrstDeasserted)
1622 {
1623 Jim_Eval( interp, "srst_deasserted");
1624 did_something = 1;
1625 }
1626 if (runPowerDropout)
1627 {
1628 Jim_Eval( interp, "power_dropout");
1629 did_something = 1;
1630 }
1631 if (runPowerRestore)
1632 {
1633 Jim_Eval( interp, "power_restore");
1634 did_something = 1;
1635 }
1636
1637 if (did_something)
1638 {
1639 /* clear detect flags */
1640 sense_handler();
1641 }
1642
1643 /* clear action flags */
1644
1645 runSrstAsserted=0;
1646 runSrstDeasserted=0;
1647 runPowerRestore=0;
1648 runPowerDropout=0;
1649
1650 recursive = 0;
1651 }
1652
1653 target_t *target = all_targets;
1654
1655 while (target)
1656 {
1657
1658 /* only poll target if we've got power and srst isn't asserted */
1659 if (target_continous_poll&&!powerDropout&&!srstAsserted)
1660 {
1661 /* polling may fail silently until the target has been examined */
1662 if((retval = target_poll(target)) != ERROR_OK)
1663 return retval;
1664 }
1665
1666 target = target->next;
1667 }
1668
1669 return retval;
1670 }
1671
1672 static int handle_reg_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1673 {
1674 target_t *target;
1675 reg_t *reg = NULL;
1676 int count = 0;
1677 char *value;
1678
1679 LOG_DEBUG("-");
1680
1681 target = get_current_target(cmd_ctx);
1682
1683 /* list all available registers for the current target */
1684 if (argc == 0)
1685 {
1686 reg_cache_t *cache = target->reg_cache;
1687
1688 count = 0;
1689 while(cache)
1690 {
1691 int i;
1692 for (i = 0; i < cache->num_regs; i++)
1693 {
1694 value = buf_to_str(cache->reg_list[i].value, cache->reg_list[i].size, 16);
1695 command_print(cmd_ctx, "(%i) %s (/%i): 0x%s (dirty: %i, valid: %i)", count++, cache->reg_list[i].name, cache->reg_list[i].size, value, cache->reg_list[i].dirty, cache->reg_list[i].valid);
1696 free(value);
1697 }
1698 cache = cache->next;
1699 }
1700
1701 return ERROR_OK;
1702 }
1703
1704 /* access a single register by its ordinal number */
1705 if ((args[0][0] >= '0') && (args[0][0] <= '9'))
1706 {
1707 unsigned num;
1708 int retval = parse_uint(args[0], &num);
1709 if (ERROR_OK != retval)
1710 return ERROR_COMMAND_SYNTAX_ERROR;
1711
1712 reg_cache_t *cache = target->reg_cache;
1713 count = 0;
1714 while(cache)
1715 {
1716 int i;
1717 for (i = 0; i < cache->num_regs; i++)
1718 {
1719 if (count++ == (int)num)
1720 {
1721 reg = &cache->reg_list[i];
1722 break;
1723 }
1724 }
1725 if (reg)
1726 break;
1727 cache = cache->next;
1728 }
1729
1730 if (!reg)
1731 {
1732 command_print(cmd_ctx, "%i is out of bounds, the current target has only %i registers (0 - %i)", num, count, count - 1);
1733 return ERROR_OK;
1734 }
1735 } else /* access a single register by its name */
1736 {
1737 reg = register_get_by_name(target->reg_cache, args[0], 1);
1738
1739 if (!reg)
1740 {
1741 command_print(cmd_ctx, "register %s not found in current target", args[0]);
1742 return ERROR_OK;
1743 }
1744 }
1745
1746 /* display a register */
1747 if ((argc == 1) || ((argc == 2) && !((args[1][0] >= '0') && (args[1][0] <= '9'))))
1748 {
1749 if ((argc == 2) && (strcmp(args[1], "force") == 0))
1750 reg->valid = 0;
1751
1752 if (reg->valid == 0)
1753 {
1754 reg_arch_type_t *arch_type = register_get_arch_type(reg->arch_type);
1755 arch_type->get(reg);
1756 }
1757 value = buf_to_str(reg->value, reg->size, 16);
1758 command_print(cmd_ctx, "%s (/%i): 0x%s", reg->name, reg->size, value);
1759 free(value);
1760 return ERROR_OK;
1761 }
1762
1763 /* set register value */
1764 if (argc == 2)
1765 {
1766 u8 *buf = malloc(CEIL(reg->size, 8));
1767 str_to_buf(args[1], strlen(args[1]), buf, reg->size, 0);
1768
1769 reg_arch_type_t *arch_type = register_get_arch_type(reg->arch_type);
1770 arch_type->set(reg, buf);
1771
1772 value = buf_to_str(reg->value, reg->size, 16);
1773 command_print(cmd_ctx, "%s (/%i): 0x%s", reg->name, reg->size, value);
1774 free(value);
1775
1776 free(buf);
1777
1778 return ERROR_OK;
1779 }
1780
1781 command_print(cmd_ctx, "usage: reg <#|name> [value]");
1782
1783 return ERROR_OK;
1784 }
1785
1786 static int handle_poll_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1787 {
1788 int retval = ERROR_OK;
1789 target_t *target = get_current_target(cmd_ctx);
1790
1791 if (argc == 0)
1792 {
1793 command_print(cmd_ctx, "background polling: %s",
1794 target_continous_poll ? "on" : "off");
1795 if ((retval = target_poll(target)) != ERROR_OK)
1796 return retval;
1797 if ((retval = target_arch_state(target)) != ERROR_OK)
1798 return retval;
1799
1800 }
1801 else if (argc==1)
1802 {
1803 if (strcmp(args[0], "on") == 0)
1804 {
1805 target_continous_poll = 1;
1806 }
1807 else if (strcmp(args[0], "off") == 0)
1808 {
1809 target_continous_poll = 0;
1810 }
1811 else
1812 {
1813 command_print(cmd_ctx, "arg is \"on\" or \"off\"");
1814 }
1815 } else
1816 {
1817 return ERROR_COMMAND_SYNTAX_ERROR;
1818 }
1819
1820 return retval;
1821 }
1822
1823 static int handle_wait_halt_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1824 {
1825 int ms = 5000;
1826
1827 if (argc > 0)
1828 {
1829 char *end;
1830
1831 ms = strtoul(args[0], &end, 0) * 1000;
1832 if (*end)
1833 {
1834 command_print(cmd_ctx, "usage: %s [seconds]", cmd);
1835 return ERROR_OK;
1836 }
1837 }
1838 target_t *target = get_current_target(cmd_ctx);
1839
1840 return target_wait_state(target, TARGET_HALTED, ms);
1841 }
1842
1843 /* wait for target state to change. The trick here is to have a low
1844 * latency for short waits and not to suck up all the CPU time
1845 * on longer waits.
1846 *
1847 * After 500ms, keep_alive() is invoked
1848 */
1849 int target_wait_state(target_t *target, enum target_state state, int ms)
1850 {
1851 int retval;
1852 long long then=0, cur;
1853 int once=1;
1854
1855 for (;;)
1856 {
1857 if ((retval=target_poll(target))!=ERROR_OK)
1858 return retval;
1859 if (target->state == state)
1860 {
1861 break;
1862 }
1863 cur = timeval_ms();
1864 if (once)
1865 {
1866 once=0;
1867 then = timeval_ms();
1868 LOG_DEBUG("waiting for target %s...",
1869 Jim_Nvp_value2name_simple(nvp_target_state,state)->name);
1870 }
1871
1872 if (cur-then>500)
1873 {
1874 keep_alive();
1875 }
1876
1877 if ((cur-then)>ms)
1878 {
1879 LOG_ERROR("timed out while waiting for target %s",
1880 Jim_Nvp_value2name_simple(nvp_target_state,state)->name);
1881 return ERROR_FAIL;
1882 }
1883 }
1884
1885 return ERROR_OK;
1886 }
1887
1888 static int handle_halt_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1889 {
1890 int retval;
1891 target_t *target = get_current_target(cmd_ctx);
1892
1893 LOG_DEBUG("-");
1894
1895 if ((retval = target_halt(target)) != ERROR_OK)
1896 {
1897 return retval;
1898 }
1899
1900 if (argc == 1)
1901 {
1902 int wait;
1903 char *end;
1904
1905 wait = strtoul(args[0], &end, 0);
1906 if (!*end && !wait)
1907 return ERROR_OK;
1908 }
1909
1910 return handle_wait_halt_command(cmd_ctx, cmd, args, argc);
1911 }
1912
1913 static int handle_soft_reset_halt_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1914 {
1915 target_t *target = get_current_target(cmd_ctx);
1916
1917 LOG_USER("requesting target halt and executing a soft reset");
1918
1919 target->type->soft_reset_halt(target);
1920
1921 return ERROR_OK;
1922 }
1923
1924 static int handle_reset_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1925 {
1926 if (argc > 1)
1927 return ERROR_COMMAND_SYNTAX_ERROR;
1928
1929 enum target_reset_mode reset_mode = RESET_RUN;
1930 if (argc == 1)
1931 {
1932 const Jim_Nvp *n;
1933 n = Jim_Nvp_name2value_simple( nvp_reset_modes, args[0] );
1934 if( (n->name == NULL) || (n->value == RESET_UNKNOWN) ){
1935 return ERROR_COMMAND_SYNTAX_ERROR;
1936 }
1937 reset_mode = n->value;
1938 }
1939
1940 /* reset *all* targets */
1941 return target_process_reset(cmd_ctx, reset_mode);
1942 }
1943
1944
1945 static int handle_resume_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1946 {
1947 if (argc > 1)
1948 return ERROR_COMMAND_SYNTAX_ERROR;
1949
1950 target_t *target = get_current_target(cmd_ctx);
1951 target_handle_event(target, TARGET_EVENT_OLD_pre_resume);
1952
1953 /* with no args, resume from current pc, addr = 0,
1954 * with one arguments, addr = args[0],
1955 * handle breakpoints, not debugging */
1956 u32 addr = 0;
1957 if (argc == 1)
1958 addr = strtoul(args[0], NULL, 0);
1959
1960 return target_resume(target, 0, addr, 1, 0);
1961 }
1962
1963 static int handle_step_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1964 {
1965 if (argc > 1)
1966 return ERROR_COMMAND_SYNTAX_ERROR;
1967
1968 LOG_DEBUG("-");
1969
1970 /* with no args, step from current pc, addr = 0,
1971 * with one argument addr = args[0],
1972 * handle breakpoints, debugging */
1973 u32 addr = 0;
1974 if (argc == 1)
1975 addr = strtoul(args[0], NULL, 0);
1976
1977 target_t *target = get_current_target(cmd_ctx);
1978 return target->type->step(target, 0, addr, 1);
1979 }
1980
1981 static void handle_md_output(struct command_context_s *cmd_ctx,
1982 struct target_s *target, u32 address, unsigned size,
1983 unsigned count, const u8 *buffer)
1984 {
1985 const unsigned line_bytecnt = 32;
1986 unsigned line_modulo = line_bytecnt / size;
1987
1988 char output[line_bytecnt * 4 + 1];
1989 unsigned output_len = 0;
1990
1991 const char *value_fmt;
1992 switch (size) {
1993 case 4: value_fmt = "%8.8x "; break;
1994 case 2: value_fmt = "%4.2x "; break;
1995 case 1: value_fmt = "%2.2x "; break;
1996 default:
1997 LOG_ERROR("invalid memory read size: %u", size);
1998 exit(-1);
1999 }
2000
2001 for (unsigned i = 0; i < count; i++)
2002 {
2003 if (i % line_modulo == 0)
2004 {
2005 output_len += snprintf(output + output_len,
2006 sizeof(output) - output_len,
2007 "0x%8.8x: ", address + (i*size));
2008 }
2009
2010 u32 value=0;
2011 const u8 *value_ptr = buffer + i * size;
2012 switch (size) {
2013 case 4: value = target_buffer_get_u32(target, value_ptr); break;
2014 case 2: value = target_buffer_get_u16(target, value_ptr); break;
2015 case 1: value = *value_ptr;
2016 }
2017 output_len += snprintf(output + output_len,
2018 sizeof(output) - output_len,
2019 value_fmt, value);
2020
2021 if ((i % line_modulo == line_modulo - 1) || (i == count - 1))
2022 {
2023 command_print(cmd_ctx, "%s", output);
2024 output_len = 0;
2025 }
2026 }
2027 }
2028
2029 static int handle_md_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
2030 {
2031 if (argc < 1)
2032 return ERROR_COMMAND_SYNTAX_ERROR;
2033
2034 unsigned size = 0;
2035 switch (cmd[2]) {
2036 case 'w': size = 4; break;
2037 case 'h': size = 2; break;
2038 case 'b': size = 1; break;
2039 default: return ERROR_COMMAND_SYNTAX_ERROR;
2040 }
2041
2042 u32 address = strtoul(args[0], NULL, 0);
2043
2044 unsigned count = 1;
2045 if (argc == 2)
2046 count = strtoul(args[1], NULL, 0);
2047
2048 u8 *buffer = calloc(count, size);
2049
2050 target_t *target = get_current_target(cmd_ctx);
2051 int retval = target_read_memory(target,
2052 address, size, count, buffer);
2053 if (ERROR_OK == retval)
2054 handle_md_output(cmd_ctx, target, address, size, count, buffer);
2055
2056 free(buffer);
2057
2058 return retval;
2059 }
2060
2061 static int handle_mw_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
2062 {
2063 u32 address = 0;
2064 u32 value = 0;
2065 int count = 1;
2066 int i;
2067 int wordsize;
2068 target_t *target = get_current_target(cmd_ctx);
2069 u8 value_buf[4];
2070
2071 if ((argc < 2) || (argc > 3))
2072 return ERROR_COMMAND_SYNTAX_ERROR;
2073
2074 address = strtoul(args[0], NULL, 0);
2075 value = strtoul(args[1], NULL, 0);
2076 if (argc == 3)
2077 count = strtoul(args[2], NULL, 0);
2078
2079 switch (cmd[2])
2080 {
2081 case 'w':
2082 wordsize = 4;
2083 target_buffer_set_u32(target, value_buf, value);
2084 break;
2085 case 'h':
2086 wordsize = 2;
2087 target_buffer_set_u16(target, value_buf, value);
2088 break;
2089 case 'b':
2090 wordsize = 1;
2091 value_buf[0] = value;
2092 break;
2093 default:
2094 return ERROR_COMMAND_SYNTAX_ERROR;
2095 }
2096 for (i=0; i<count; i++)
2097 {
2098 int retval = target_write_memory(target,
2099 address + i * wordsize, wordsize, 1, value_buf);
2100 if (ERROR_OK != retval)
2101 return retval;
2102 keep_alive();
2103 }
2104
2105 return ERROR_OK;
2106
2107 }
2108
2109 static int handle_load_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
2110 {
2111 u8 *buffer;
2112 u32 buf_cnt;
2113 u32 image_size;
2114 u32 min_address=0;
2115 u32 max_address=0xffffffff;
2116 int i;
2117 int retval, retvaltemp;
2118
2119 image_t image;
2120
2121 duration_t duration;
2122 char *duration_text;
2123
2124 target_t *target = get_current_target(cmd_ctx);
2125
2126 if ((argc < 1)||(argc > 5))
2127 {
2128 return ERROR_COMMAND_SYNTAX_ERROR;
2129 }
2130
2131 /* a base address isn't always necessary, default to 0x0 (i.e. don't relocate) */
2132 if (argc >= 2)
2133 {
2134 image.base_address_set = 1;
2135 image.base_address = strtoul(args[1], NULL, 0);
2136 }
2137 else
2138 {
2139 image.base_address_set = 0;
2140 }
2141
2142
2143 image.start_address_set = 0;
2144
2145 if (argc>=4)
2146 {
2147 min_address=strtoul(args[3], NULL, 0);
2148 }
2149 if (argc>=5)
2150 {
2151 max_address=strtoul(args[4], NULL, 0)+min_address;
2152 }
2153
2154 if (min_address>max_address)
2155 {
2156 return ERROR_COMMAND_SYNTAX_ERROR;
2157 }
2158
2159 duration_start_measure(&duration);
2160
2161 if (image_open(&image, args[0], (argc >= 3) ? args[2] : NULL) != ERROR_OK)
2162 {
2163 return ERROR_OK;
2164 }
2165
2166 image_size = 0x0;
2167 retval = ERROR_OK;
2168 for (i = 0; i < image.num_sections; i++)
2169 {
2170 buffer = malloc(image.sections[i].size);
2171 if (buffer == NULL)
2172 {
2173 command_print(cmd_ctx, "error allocating buffer for section (%d bytes)", image.sections[i].size);
2174 break;
2175 }
2176
2177 if ((retval = image_read_section(&image, i, 0x0, image.sections[i].size, buffer, &buf_cnt)) != ERROR_OK)
2178 {
2179 free(buffer);
2180 break;
2181 }
2182
2183 u32 offset=0;
2184 u32 length=buf_cnt;
2185
2186 /* DANGER!!! beware of unsigned comparision here!!! */
2187
2188 if ((image.sections[i].base_address+buf_cnt>=min_address)&&
2189 (image.sections[i].base_address<max_address))
2190 {
2191 if (image.sections[i].base_address<min_address)
2192 {
2193 /* clip addresses below */
2194 offset+=min_address-image.sections[i].base_address;
2195 length-=offset;
2196 }
2197
2198 if (image.sections[i].base_address+buf_cnt>max_address)
2199 {
2200 length-=(image.sections[i].base_address+buf_cnt)-max_address;
2201 }
2202
2203 if ((retval = target_write_buffer(target, image.sections[i].base_address+offset, length, buffer+offset)) != ERROR_OK)
2204 {
2205 free(buffer);
2206 break;
2207 }
2208 image_size += length;
2209 command_print(cmd_ctx, "%u byte written at address 0x%8.8x", length, image.sections[i].base_address+offset);
2210 }
2211
2212 free(buffer);
2213 }
2214
2215 if((retvaltemp = duration_stop_measure(&duration, &duration_text)) != ERROR_OK)
2216 {
2217 image_close(&image);
2218 return retvaltemp;
2219 }
2220
2221 if (retval==ERROR_OK)
2222 {
2223 command_print(cmd_ctx, "downloaded %u byte in %s", image_size, duration_text);
2224 }
2225 free(duration_text);
2226
2227 image_close(&image);
2228
2229 return retval;
2230
2231 }
2232
2233 static int handle_dump_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
2234 {
2235 fileio_t fileio;
2236
2237 u32 address;
2238 u32 size;
2239 u8 buffer[560];
2240 int retval=ERROR_OK, retvaltemp;
2241
2242 duration_t duration;
2243 char *duration_text;
2244
2245 target_t *target = get_current_target(cmd_ctx);
2246
2247 if (argc != 3)
2248 {
2249 command_print(cmd_ctx, "usage: dump_image <filename> <address> <size>");
2250 return ERROR_OK;
2251 }
2252
2253 address = strtoul(args[1], NULL, 0);
2254 size = strtoul(args[2], NULL, 0);
2255
2256 if (fileio_open(&fileio, args[0], FILEIO_WRITE, FILEIO_BINARY) != ERROR_OK)
2257 {
2258 return ERROR_OK;
2259 }
2260
2261 duration_start_measure(&duration);
2262
2263 while (size > 0)
2264 {
2265 u32 size_written;
2266 u32 this_run_size = (size > 560) ? 560 : size;
2267
2268 retval = target_read_buffer(target, address, this_run_size, buffer);
2269 if (retval != ERROR_OK)
2270 {
2271 break;
2272 }
2273
2274 retval = fileio_write(&fileio, this_run_size, buffer, &size_written);
2275 if (retval != ERROR_OK)
2276 {
2277 break;
2278 }
2279
2280 size -= this_run_size;
2281 address += this_run_size;
2282 }
2283
2284 if((retvaltemp = fileio_close(&fileio)) != ERROR_OK)
2285 return retvaltemp;
2286
2287 if((retvaltemp = duration_stop_measure(&duration, &duration_text)) != ERROR_OK)
2288 return retvaltemp;
2289
2290 if (retval==ERROR_OK)
2291 {
2292 command_print(cmd_ctx, "dumped %lld byte in %s",
2293 fileio.size, duration_text);
2294 free(duration_text);
2295 }
2296
2297 return retval;
2298 }
2299
2300 static int handle_verify_image_command_internal(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc, int verify)
2301 {
2302 u8 *buffer;
2303 u32 buf_cnt;
2304 u32 image_size;
2305 int i;
2306 int retval, retvaltemp;
2307 u32 checksum = 0;
2308 u32 mem_checksum = 0;
2309
2310 image_t image;
2311
2312 duration_t duration;
2313 char *duration_text;
2314
2315 target_t *target = get_current_target(cmd_ctx);
2316
2317 if (argc < 1)
2318 {
2319 return ERROR_COMMAND_SYNTAX_ERROR;
2320 }
2321
2322 if (!target)
2323 {
2324 LOG_ERROR("no target selected");
2325 return ERROR_FAIL;
2326 }
2327
2328 duration_start_measure(&duration);
2329
2330 if (argc >= 2)
2331 {
2332 image.base_address_set = 1;
2333 image.base_address = strtoul(args[1], NULL, 0);
2334 }
2335 else
2336 {
2337 image.base_address_set = 0;
2338 image.base_address = 0x0;
2339 }
2340
2341 image.start_address_set = 0;
2342
2343 if ((retval=image_open(&image, args[0], (argc == 3) ? args[2] : NULL)) != ERROR_OK)
2344 {
2345 return retval;
2346 }
2347
2348 image_size = 0x0;
2349 retval=ERROR_OK;
2350 for (i = 0; i < image.num_sections; i++)
2351 {
2352 buffer = malloc(image.sections[i].size);
2353 if (buffer == NULL)
2354 {
2355 command_print(cmd_ctx, "error allocating buffer for section (%d bytes)", image.sections[i].size);
2356 break;
2357 }
2358 if ((retval = image_read_section(&image, i, 0x0, image.sections[i].size, buffer, &buf_cnt)) != ERROR_OK)
2359 {
2360 free(buffer);
2361 break;
2362 }
2363
2364 if (verify)
2365 {
2366 /* calculate checksum of image */
2367 image_calculate_checksum( buffer, buf_cnt, &checksum );
2368
2369 retval = target_checksum_memory(target, image.sections[i].base_address, buf_cnt, &mem_checksum);
2370 if( retval != ERROR_OK )
2371 {
2372 free(buffer);
2373 break;
2374 }
2375
2376 if( checksum != mem_checksum )
2377 {
2378 /* failed crc checksum, fall back to a binary compare */
2379 u8 *data;
2380
2381 command_print(cmd_ctx, "checksum mismatch - attempting binary compare");
2382
2383 data = (u8*)malloc(buf_cnt);
2384
2385 /* Can we use 32bit word accesses? */
2386 int size = 1;
2387 int count = buf_cnt;
2388 if ((count % 4) == 0)
2389 {
2390 size *= 4;
2391 count /= 4;
2392 }
2393 retval = target_read_memory(target, image.sections[i].base_address, size, count, data);
2394 if (retval == ERROR_OK)
2395 {
2396 u32 t;
2397 for (t = 0; t < buf_cnt; t++)
2398 {
2399 if (data[t] != buffer[t])
2400 {
2401 command_print(cmd_ctx, "Verify operation failed address 0x%08x. Was 0x%02x instead of 0x%02x\n", t + image.sections[i].base_address, data[t], buffer[t]);
2402 free(data);
2403 free(buffer);
2404 retval=ERROR_FAIL;
2405 goto done;
2406 }
2407 if ((t%16384)==0)
2408 {
2409 keep_alive();
2410 }
2411 }
2412 }
2413
2414 free(data);
2415 }
2416 } else
2417 {
2418 command_print(cmd_ctx, "address 0x%08x length 0x%08x", image.sections[i].base_address, buf_cnt);
2419 }
2420
2421 free(buffer);
2422 image_size += buf_cnt;
2423 }
2424 done:
2425
2426 if((retvaltemp = duration_stop_measure(&duration, &duration_text)) != ERROR_OK)
2427 {
2428 image_close(&image);
2429 return retvaltemp;
2430 }
2431
2432 if (retval==ERROR_OK)
2433 {
2434 command_print(cmd_ctx, "verified %u bytes in %s", image_size, duration_text);
2435 }
2436 free(duration_text);
2437
2438 image_close(&image);
2439
2440 return retval;
2441 }
2442
2443 static int handle_verify_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
2444 {
2445 return handle_verify_image_command_internal(cmd_ctx, cmd, args, argc, 1);
2446 }
2447
2448 static int handle_test_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
2449 {
2450 return handle_verify_image_command_internal(cmd_ctx, cmd, args, argc, 0);
2451 }
2452
2453 static int handle_bp_command_list(struct command_context_s *cmd_ctx)
2454 {
2455 target_t *target = get_current_target(cmd_ctx);
2456 breakpoint_t *breakpoint = target->breakpoints;
2457 while (breakpoint)
2458 {
2459 if (breakpoint->type == BKPT_SOFT)
2460 {
2461 char* buf = buf_to_str(breakpoint->orig_instr,
2462 breakpoint->length, 16);
2463 command_print(cmd_ctx, "0x%8.8x, 0x%x, %i, 0x%s",
2464 breakpoint->address, breakpoint->length,
2465 breakpoint->set, buf);
2466 free(buf);
2467 }
2468 else
2469 {
2470 command_print(cmd_ctx, "0x%8.8x, 0x%x, %i",
2471 breakpoint->address, breakpoint->length, breakpoint->set);
2472 }
2473
2474 breakpoint = breakpoint->next;
2475 }
2476 return ERROR_OK;
2477 }
2478
2479 static int handle_bp_command_set(struct command_context_s *cmd_ctx,
2480 u32 addr, u32 length, int hw)
2481 {
2482 target_t *target = get_current_target(cmd_ctx);
2483 int retval = breakpoint_add(target, addr, length, hw);
2484 if (ERROR_OK == retval)
2485 command_print(cmd_ctx, "breakpoint set at 0x%8.8x", addr);
2486 else
2487 LOG_ERROR("Failure setting breakpoint");
2488 return retval;
2489 }
2490
2491 static int handle_bp_command(struct command_context_s *cmd_ctx,
2492 char *cmd, char **args, int argc)
2493 {
2494 if (argc == 0)
2495 return handle_bp_command_list(cmd_ctx);
2496
2497 if (argc < 2 || argc > 3)
2498 {
2499 command_print(cmd_ctx, "usage: bp <address> <length> ['hw']");
2500 return ERROR_COMMAND_SYNTAX_ERROR;
2501 }
2502
2503 u32 addr = strtoul(args[0], NULL, 0);
2504 u32 length = strtoul(args[1], NULL, 0);
2505
2506 int hw = BKPT_SOFT;
2507 if (argc == 3)
2508 {
2509 if (strcmp(args[2], "hw") == 0)
2510 hw = BKPT_HARD;
2511 else
2512 return ERROR_COMMAND_SYNTAX_ERROR;
2513 }
2514
2515 return handle_bp_command_set(cmd_ctx, addr, length, hw);
2516 }
2517
2518 static int handle_rbp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
2519 {
2520 target_t *target = get_current_target(cmd_ctx);
2521
2522 if (argc > 0)
2523 breakpoint_remove(target, strtoul(args[0], NULL, 0));
2524
2525 return ERROR_OK;
2526 }
2527
2528 static int handle_wp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
2529 {
2530 target_t *target = get_current_target(cmd_ctx);
2531 int retval;
2532
2533 if (argc == 0)
2534 {
2535 watchpoint_t *watchpoint = target->watchpoints;
2536
2537 while (watchpoint)
2538 {
2539 command_print(cmd_ctx, "address: 0x%8.8x, len: 0x%8.8x, r/w/a: %i, value: 0x%8.8x, mask: 0x%8.8x", watchpoint->address, watchpoint->length, watchpoint->rw, watchpoint->value, watchpoint->mask);
2540 watchpoint = watchpoint->next;
2541 }
2542 }
2543 else if (argc >= 2)
2544 {
2545 enum watchpoint_rw type = WPT_ACCESS;
2546 u32 data_value = 0x0;
2547 u32 data_mask = 0xffffffff;
2548
2549 if (argc >= 3)
2550 {
2551 switch(args[2][0])
2552 {
2553 case 'r':
2554 type = WPT_READ;
2555 break;
2556 case 'w':
2557 type = WPT_WRITE;
2558 break;
2559 case 'a':
2560 type = WPT_ACCESS;
2561 break;
2562 default:
2563 command_print(cmd_ctx, "usage: wp <address> <length> [r/w/a] [value] [mask]");
2564 return ERROR_OK;
2565 }
2566 }
2567 if (argc >= 4)
2568 {
2569 data_value = strtoul(args[3], NULL, 0);
2570 }
2571 if (argc >= 5)
2572 {
2573 data_mask = strtoul(args[4], NULL, 0);
2574 }
2575
2576 if ((retval = watchpoint_add(target, strtoul(args[0], NULL, 0),
2577 strtoul(args[1], NULL, 0), type, data_value, data_mask)) != ERROR_OK)
2578 {
2579 LOG_ERROR("Failure setting breakpoints");
2580 }
2581 }
2582 else
2583 {
2584 command_print(cmd_ctx, "usage: wp <address> <length> [r/w/a] [value] [mask]");
2585 }
2586
2587 return ERROR_OK;
2588 }
2589
2590 static int handle_rwp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
2591 {
2592 if (argc != 1)
2593 return ERROR_COMMAND_SYNTAX_ERROR;
2594
2595 target_t *target = get_current_target(cmd_ctx);
2596 watchpoint_remove(target, strtoul(args[0], NULL, 0));
2597
2598 return ERROR_OK;
2599 }
2600
2601
2602 /**
2603 * Translate a virtual address to a physical address.
2604 *
2605 * The low-level target implementation must have logged a detailed error
2606 * which is forwarded to telnet/GDB session.
2607 */
2608 static int handle_virt2phys_command(command_context_t *cmd_ctx,
2609 char *cmd, char **args, int argc)
2610 {
2611 if (argc != 1)
2612 return ERROR_COMMAND_SYNTAX_ERROR;
2613
2614 target_t *target = get_current_target(cmd_ctx);
2615 u32 va = strtoul(args[0], NULL, 0);
2616 u32 pa;
2617
2618 int retval = target->type->virt2phys(target, va, &pa);
2619 if (retval == ERROR_OK)
2620 command_print(cmd_ctx, "Physical address 0x%08x", pa);
2621
2622 return retval;
2623 }
2624
2625 static void writeData(FILE *f, const void *data, size_t len)
2626 {
2627 size_t written = fwrite(data, 1, len, f);
2628 if (written != len)
2629 LOG_ERROR("failed to write %zu bytes: %s", len, strerror(errno));
2630 }
2631
2632 static void writeLong(FILE *f, int l)
2633 {
2634 int i;
2635 for (i=0; i<4; i++)
2636 {
2637 char c=(l>>(i*8))&0xff;
2638 writeData(f, &c, 1);
2639 }
2640
2641 }
2642
2643 static void writeString(FILE *f, char *s)
2644 {
2645 writeData(f, s, strlen(s));
2646 }
2647
2648 /* Dump a gmon.out histogram file. */
2649 static void writeGmon(u32 *samples, u32 sampleNum, char *filename)
2650 {
2651 u32 i;
2652 FILE *f=fopen(filename, "w");
2653 if (f==NULL)
2654 return;
2655 writeString(f, "gmon");
2656 writeLong(f, 0x00000001); /* Version */
2657 writeLong(f, 0); /* padding */
2658 writeLong(f, 0); /* padding */
2659 writeLong(f, 0); /* padding */
2660
2661 u8 zero = 0; /* GMON_TAG_TIME_HIST */
2662 writeData(f, &zero, 1);
2663
2664 /* figure out bucket size */
2665 u32 min=samples[0];
2666 u32 max=samples[0];
2667 for (i=0; i<sampleNum; i++)
2668 {
2669 if (min>samples[i])
2670 {
2671 min=samples[i];
2672 }
2673 if (max<samples[i])
2674 {
2675 max=samples[i];
2676 }
2677 }
2678
2679 int addressSpace=(max-min+1);
2680
2681 static const u32 maxBuckets = 256 * 1024; /* maximum buckets. */
2682 u32 length = addressSpace;
2683 if (length > maxBuckets)
2684 {
2685 length=maxBuckets;
2686 }
2687 int *buckets=malloc(sizeof(int)*length);
2688 if (buckets==NULL)
2689 {
2690 fclose(f);
2691 return;
2692 }
2693 memset(buckets, 0, sizeof(int)*length);
2694 for (i=0; i<sampleNum;i++)
2695 {
2696 u32 address=samples[i];
2697 long long a=address-min;
2698 long long b=length-1;
2699 long long c=addressSpace-1;
2700 int index=(a*b)/c; /* danger!!!! int32 overflows */
2701 buckets[index]++;
2702 }
2703
2704 /* append binary memory gmon.out &profile_hist_hdr ((char*)&profile_hist_hdr + sizeof(struct gmon_hist_hdr)) */
2705 writeLong(f, min); /* low_pc */
2706 writeLong(f, max); /* high_pc */
2707 writeLong(f, length); /* # of samples */
2708 writeLong(f, 64000000); /* 64MHz */
2709 writeString(f, "seconds");
2710 for (i=0; i<(15-strlen("seconds")); i++)
2711 writeData(f, &zero, 1);
2712 writeString(f, "s");
2713
2714 /*append binary memory gmon.out profile_hist_data (profile_hist_data + profile_hist_hdr.hist_size) */
2715
2716 char *data=malloc(2*length);
2717 if (data!=NULL)
2718 {
2719 for (i=0; i<length;i++)
2720 {
2721 int val;
2722 val=buckets[i];
2723 if (val>65535)
2724 {
2725 val=65535;
2726 }
2727 data[i*2]=val&0xff;
2728 data[i*2+1]=(val>>8)&0xff;
2729 }
2730 free(buckets);
2731 writeData(f, data, length * 2);
2732 free(data);
2733 } else
2734 {
2735 free(buckets);
2736 }
2737
2738 fclose(f);
2739 }
2740
2741 /* profiling samples the CPU PC as quickly as OpenOCD is able, which will be used as a random sampling of PC */
2742 static int handle_profile_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
2743 {
2744 target_t *target = get_current_target(cmd_ctx);
2745 struct timeval timeout, now;
2746
2747 gettimeofday(&timeout, NULL);
2748 if (argc!=2)
2749 {
2750 return ERROR_COMMAND_SYNTAX_ERROR;
2751 }
2752 char *end;
2753 timeval_add_time(&timeout, strtoul(args[0], &end, 0), 0);
2754 if (*end)
2755 {
2756 return ERROR_OK;
2757 }
2758
2759 command_print(cmd_ctx, "Starting profiling. Halting and resuming the target as often as we can...");
2760
2761 static const int maxSample=10000;
2762 u32 *samples=malloc(sizeof(u32)*maxSample);
2763 if (samples==NULL)
2764 return ERROR_OK;
2765
2766 int numSamples=0;
2767 int retval=ERROR_OK;
2768 /* hopefully it is safe to cache! We want to stop/restart as quickly as possible. */
2769 reg_t *reg = register_get_by_name(target->reg_cache, "pc", 1);
2770
2771 for (;;)
2772 {
2773 target_poll(target);
2774 if (target->state == TARGET_HALTED)
2775 {
2776 u32 t=*((u32 *)reg->value);
2777 samples[numSamples++]=t;
2778 retval = target_resume(target, 1, 0, 0, 0); /* current pc, addr = 0, do not handle breakpoints, not debugging */
2779 target_poll(target);
2780 alive_sleep(10); /* sleep 10ms, i.e. <100 samples/second. */
2781 } else if (target->state == TARGET_RUNNING)
2782 {
2783 /* We want to quickly sample the PC. */
2784 if((retval = target_halt(target)) != ERROR_OK)
2785 {
2786 free(samples);
2787 return retval;
2788 }
2789 } else
2790 {
2791 command_print(cmd_ctx, "Target not halted or running");
2792 retval=ERROR_OK;
2793 break;
2794 }
2795 if (retval!=ERROR_OK)
2796 {
2797 break;
2798 }
2799
2800 gettimeofday(&now, NULL);
2801 if ((numSamples>=maxSample) || ((now.tv_sec >= timeout.tv_sec) && (now.tv_usec >= timeout.tv_usec)))
2802 {
2803 command_print(cmd_ctx, "Profiling completed. %d samples.", numSamples);
2804 if((retval = target_poll(target)) != ERROR_OK)
2805 {
2806 free(samples);
2807 return retval;
2808 }
2809 if (target->state == TARGET_HALTED)
2810 {
2811 target_resume(target, 1, 0, 0, 0); /* current pc, addr = 0, do not handle breakpoints, not debugging */
2812 }
2813 if((retval = target_poll(target)) != ERROR_OK)
2814 {
2815 free(samples);
2816 return retval;
2817 }
2818 writeGmon(samples, numSamples, args[1]);
2819 command_print(cmd_ctx, "Wrote %s", args[1]);
2820 break;
2821 }
2822 }
2823 free(samples);
2824
2825 return ERROR_OK;
2826 }
2827
2828 static int new_int_array_element(Jim_Interp * interp, const char *varname, int idx, u32 val)
2829 {
2830 char *namebuf;
2831 Jim_Obj *nameObjPtr, *valObjPtr;
2832 int result;
2833
2834 namebuf = alloc_printf("%s(%d)", varname, idx);
2835 if (!namebuf)
2836 return JIM_ERR;
2837
2838 nameObjPtr = Jim_NewStringObj(interp, namebuf, -1);
2839 valObjPtr = Jim_NewIntObj(interp, val);
2840 if (!nameObjPtr || !valObjPtr)
2841 {
2842 free(namebuf);
2843 return JIM_ERR;
2844 }
2845
2846 Jim_IncrRefCount(nameObjPtr);
2847 Jim_IncrRefCount(valObjPtr);
2848 result = Jim_SetVariable(interp, nameObjPtr, valObjPtr);
2849 Jim_DecrRefCount(interp, nameObjPtr);
2850 Jim_DecrRefCount(interp, valObjPtr);
2851 free(namebuf);
2852 /* printf("%s(%d) <= 0%08x\n", varname, idx, val); */
2853 return result;
2854 }
2855
2856 static int jim_mem2array(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
2857 {
2858 command_context_t *context;
2859 target_t *target;
2860
2861 context = Jim_GetAssocData(interp, "context");
2862 if (context == NULL)
2863 {
2864 LOG_ERROR("mem2array: no command context");
2865 return JIM_ERR;
2866 }
2867 target = get_current_target(context);
2868 if (target == NULL)
2869 {
2870 LOG_ERROR("mem2array: no current target");
2871 return JIM_ERR;
2872 }
2873
2874 return target_mem2array(interp, target, argc-1, argv+1);
2875 }
2876
2877 static int target_mem2array(Jim_Interp *interp, target_t *target, int argc, Jim_Obj *const *argv)
2878 {
2879 long l;
2880 u32 width;
2881 int len;
2882 u32 addr;
2883 u32 count;
2884 u32 v;
2885 const char *varname;
2886 u8 buffer[4096];
2887 int n, e, retval;
2888 u32 i;
2889
2890 /* argv[1] = name of array to receive the data
2891 * argv[2] = desired width
2892 * argv[3] = memory address
2893 * argv[4] = count of times to read
2894 */
2895 if (argc != 4) {
2896 Jim_WrongNumArgs(interp, 1, argv, "varname width addr nelems");
2897 return JIM_ERR;
2898 }
2899 varname = Jim_GetString(argv[0], &len);
2900 /* given "foo" get space for worse case "foo(%d)" .. add 20 */
2901
2902 e = Jim_GetLong(interp, argv[1], &l);
2903 width = l;
2904 if (e != JIM_OK) {
2905 return e;
2906 }
2907
2908 e = Jim_GetLong(interp, argv[2], &l);
2909 addr = l;
2910 if (e != JIM_OK) {
2911 return e;
2912 }
2913 e = Jim_GetLong(interp, argv[3], &l);
2914 len = l;
2915 if (e != JIM_OK) {
2916 return e;
2917 }
2918 switch (width) {
2919 case 8:
2920 width = 1;
2921 break;
2922 case 16:
2923 width = 2;
2924 break;
2925 case 32:
2926 width = 4;
2927 break;
2928 default:
2929 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
2930 Jim_AppendStrings( interp, Jim_GetResult(interp), "Invalid width param, must be 8/16/32", NULL );
2931 return JIM_ERR;
2932 }
2933 if (len == 0) {
2934 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
2935 Jim_AppendStrings(interp, Jim_GetResult(interp), "mem2array: zero width read?", NULL);
2936 return JIM_ERR;
2937 }
2938 if ((addr + (len * width)) < addr) {
2939 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
2940 Jim_AppendStrings(interp, Jim_GetResult(interp), "mem2array: addr + len - wraps to zero?", NULL);
2941 return JIM_ERR;
2942 }
2943 /* absurd transfer size? */
2944 if (len > 65536) {
2945 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
2946 Jim_AppendStrings(interp, Jim_GetResult(interp), "mem2array: absurd > 64K item request", NULL);
2947 return JIM_ERR;
2948 }
2949
2950 if ((width == 1) ||
2951 ((width == 2) && ((addr & 1) == 0)) ||
2952 ((width == 4) && ((addr & 3) == 0))) {
2953 /* all is well */
2954 } else {
2955 char buf[100];
2956 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
2957 sprintf(buf, "mem2array address: 0x%08x is not aligned for %d byte reads", addr, width);
2958 Jim_AppendStrings(interp, Jim_GetResult(interp), buf , NULL);
2959 return JIM_ERR;
2960 }
2961
2962 /* Transfer loop */
2963
2964 /* index counter */
2965 n = 0;
2966 /* assume ok */
2967 e = JIM_OK;
2968 while (len) {
2969 /* Slurp... in buffer size chunks */
2970
2971 count = len; /* in objects.. */
2972 if (count > (sizeof(buffer)/width)) {
2973 count = (sizeof(buffer)/width);
2974 }
2975
2976 retval = target_read_memory( target, addr, width, count, buffer );
2977 if (retval != ERROR_OK) {
2978 /* BOO !*/
2979 LOG_ERROR("mem2array: Read @ 0x%08x, w=%d, cnt=%d, failed", addr, width, count);
2980 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
2981 Jim_AppendStrings(interp, Jim_GetResult(interp), "mem2array: cannot read memory", NULL);
2982 e = JIM_ERR;
2983 len = 0;
2984 } else {
2985 v = 0; /* shut up gcc */
2986 for (i = 0 ;i < count ;i++, n++) {
2987 switch (width) {
2988 case 4:
2989 v = target_buffer_get_u32(target, &buffer[i*width]);
2990 break;
2991 case 2:
2992 v = target_buffer_get_u16(target, &buffer[i*width]);
2993 break;
2994 case 1:
2995 v = buffer[i] & 0x0ff;
2996 break;
2997 }
2998 new_int_array_element(interp, varname, n, v);
2999 }
3000 len -= count;
3001 }
3002 }
3003
3004 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
3005
3006 return JIM_OK;
3007 }
3008
3009 static int get_int_array_element(Jim_Interp * interp, const char *varname, int idx, u32 *val)
3010 {
3011 char *namebuf;
3012 Jim_Obj *nameObjPtr, *valObjPtr;
3013 int result;
3014 long l;
3015
3016 namebuf = alloc_printf("%s(%d)", varname, idx);
3017 if (!namebuf)
3018 return JIM_ERR;
3019
3020 nameObjPtr = Jim_NewStringObj(interp, namebuf, -1);
3021 if (!nameObjPtr)
3022 {
3023 free(namebuf);
3024 return JIM_ERR;
3025 }
3026
3027 Jim_IncrRefCount(nameObjPtr);
3028 valObjPtr = Jim_GetVariable(interp, nameObjPtr, JIM_ERRMSG);
3029 Jim_DecrRefCount(interp, nameObjPtr);
3030 free(namebuf);
3031 if (valObjPtr == NULL)
3032 return JIM_ERR;
3033
3034 result = Jim_GetLong(interp, valObjPtr, &l);
3035 /* printf("%s(%d) => 0%08x\n", varname, idx, val); */
3036 *val = l;
3037 return result;
3038 }
3039
3040 static int jim_array2mem(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
3041 {
3042 command_context_t *context;
3043 target_t *target;
3044
3045 context = Jim_GetAssocData(interp, "context");
3046 if (context == NULL){
3047 LOG_ERROR("array2mem: no command context");
3048 return JIM_ERR;
3049 }
3050 target = get_current_target(context);
3051 if (target == NULL){
3052 LOG_ERROR("array2mem: no current target");
3053 return JIM_ERR;
3054 }
3055
3056 return target_array2mem( interp,target, argc-1, argv+1 );
3057 }
3058
3059 static int target_array2mem(Jim_Interp *interp, target_t *target, int argc, Jim_Obj *const *argv)
3060 {
3061 long l;
3062 u32 width;
3063 int len;
3064 u32 addr;
3065 u32 count;
3066 u32 v;
3067 const char *varname;
3068 u8 buffer[4096];
3069 int n, e, retval;
3070 u32 i;
3071
3072 /* argv[1] = name of array to get the data
3073 * argv[2] = desired width
3074 * argv[3] = memory address
3075 * argv[4] = count to write
3076 */
3077 if (argc != 4) {
3078 Jim_WrongNumArgs(interp, 1, argv, "varname width addr nelems");
3079 return JIM_ERR;
3080 }
3081 varname = Jim_GetString(argv[0], &len);
3082 /* given "foo" get space for worse case "foo(%d)" .. add 20 */
3083
3084 e = Jim_GetLong(interp, argv[1], &l);
3085 width = l;
3086 if (e != JIM_OK) {
3087 return e;
3088 }
3089
3090 e = Jim_GetLong(interp, argv[2], &l);
3091 addr = l;
3092 if (e != JIM_OK) {
3093 return e;
3094 }
3095 e = Jim_GetLong(interp, argv[3], &l);
3096 len = l;
3097 if (e != JIM_OK) {
3098 return e;
3099 }
3100 switch (width) {
3101 case 8:
3102 width = 1;
3103 break;
3104 case 16:
3105 width = 2;
3106 break;
3107 case 32:
3108 width = 4;
3109 break;
3110 default:
3111 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
3112 Jim_AppendStrings( interp, Jim_GetResult(interp), "Invalid width param, must be 8/16/32", NULL );
3113 return JIM_ERR;
3114 }
3115 if (len == 0) {
3116 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
3117 Jim_AppendStrings(interp, Jim_GetResult(interp), "array2mem: zero width read?", NULL);
3118 return JIM_ERR;
3119 }
3120 if ((addr + (len * width)) < addr) {
3121 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
3122 Jim_AppendStrings(interp, Jim_GetResult(interp), "array2mem: addr + len - wraps to zero?", NULL);
3123 return JIM_ERR;
3124 }
3125 /* absurd transfer size? */
3126 if (len > 65536) {
3127 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
3128 Jim_AppendStrings(interp, Jim_GetResult(interp), "array2mem: absurd > 64K item request", NULL);
3129 return JIM_ERR;
3130 }
3131
3132 if ((width == 1) ||
3133 ((width == 2) && ((addr & 1) == 0)) ||
3134 ((width == 4) && ((addr & 3) == 0))) {
3135 /* all is well */
3136 } else {
3137 char buf[100];
3138 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
3139 sprintf(buf, "array2mem address: 0x%08x is not aligned for %d byte reads", addr, width);
3140 Jim_AppendStrings(interp, Jim_GetResult(interp), buf , NULL);
3141 return JIM_ERR;
3142 }
3143
3144 /* Transfer loop */
3145
3146 /* index counter */
3147 n = 0;
3148 /* assume ok */
3149 e = JIM_OK;
3150 while (len) {
3151 /* Slurp... in buffer size chunks */
3152
3153 count = len; /* in objects.. */
3154 if (count > (sizeof(buffer)/width)) {
3155 count = (sizeof(buffer)/width);
3156 }
3157
3158 v = 0; /* shut up gcc */
3159 for (i = 0 ;i < count ;i++, n++) {
3160 get_int_array_element(interp, varname, n, &v);
3161 switch (width) {
3162 case 4:
3163 target_buffer_set_u32(target, &buffer[i*width], v);
3164 break;
3165 case 2:
3166 target_buffer_set_u16(target, &buffer[i*width], v);
3167 break;
3168 case 1:
3169 buffer[i] = v & 0x0ff;
3170 break;
3171 }
3172 }
3173 len -= count;
3174
3175 retval = target_write_memory(target, addr, width, count, buffer);
3176 if (retval != ERROR_OK) {
3177 /* BOO !*/
3178 LOG_ERROR("array2mem: Write @ 0x%08x, w=%d, cnt=%d, failed", addr, width, count);
3179 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
3180 Jim_AppendStrings(interp, Jim_GetResult(interp), "array2mem: cannot read memory", NULL);
3181 e = JIM_ERR;
3182 len = 0;
3183 }
3184 }
3185
3186 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
3187
3188 return JIM_OK;
3189 }
3190
3191 void target_all_handle_event( enum target_event e )
3192 {
3193 target_t *target;
3194
3195 LOG_DEBUG( "**all*targets: event: %d, %s",
3196 e,
3197 Jim_Nvp_value2name_simple( nvp_target_event, e )->name );
3198
3199 target = all_targets;
3200 while (target){
3201 target_handle_event( target, e );
3202 target = target->next;
3203 }
3204 }
3205
3206 void target_handle_event( target_t *target, enum target_event e )
3207 {
3208 target_event_action_t *teap;
3209 int done;
3210
3211 teap = target->event_action;
3212
3213 done = 0;
3214 while( teap ){
3215 if( teap->event == e ){
3216 done = 1;
3217 LOG_DEBUG( "target: (%d) %s (%s) event: %d (%s) action: %s\n",
3218 target->target_number,
3219 target->cmd_name,
3220 target_get_name(target),
3221 e,
3222 Jim_Nvp_value2name_simple( nvp_target_event, e )->name,
3223 Jim_GetString( teap->body, NULL ) );
3224 if (Jim_EvalObj( interp, teap->body )!=JIM_OK)
3225 {
3226 Jim_PrintErrorMessage(interp);
3227 }
3228 }
3229 teap = teap->next;
3230 }
3231 if( !done ){
3232 LOG_DEBUG( "event: %d %s - no action",
3233 e,
3234 Jim_Nvp_value2name_simple( nvp_target_event, e )->name );
3235 }
3236 }
3237
3238 enum target_cfg_param {
3239 TCFG_TYPE,
3240 TCFG_EVENT,
3241 TCFG_WORK_AREA_VIRT,
3242 TCFG_WORK_AREA_PHYS,
3243 TCFG_WORK_AREA_SIZE,
3244 TCFG_WORK_AREA_BACKUP,
3245 TCFG_ENDIAN,
3246 TCFG_VARIANT,
3247 TCFG_CHAIN_POSITION,
3248 };
3249
3250 static Jim_Nvp nvp_config_opts[] = {
3251 { .name = "-type", .value = TCFG_TYPE },
3252 { .name = "-event", .value = TCFG_EVENT },
3253 { .name = "-work-area-virt", .value = TCFG_WORK_AREA_VIRT },
3254 { .name = "-work-area-phys", .value = TCFG_WORK_AREA_PHYS },
3255 { .name = "-work-area-size", .value = TCFG_WORK_AREA_SIZE },
3256 { .name = "-work-area-backup", .value = TCFG_WORK_AREA_BACKUP },
3257 { .name = "-endian" , .value = TCFG_ENDIAN },
3258 { .name = "-variant", .value = TCFG_VARIANT },
3259 { .name = "-chain-position", .value = TCFG_CHAIN_POSITION },
3260
3261 { .name = NULL, .value = -1 }
3262 };
3263
3264 static int target_configure( Jim_GetOptInfo *goi, target_t *target )
3265 {
3266 Jim_Nvp *n;
3267 Jim_Obj *o;
3268 jim_wide w;
3269 char *cp;
3270 int e;
3271
3272 /* parse config or cget options ... */
3273 while( goi->argc > 0 ){
3274 Jim_SetEmptyResult( goi->interp );
3275 /* Jim_GetOpt_Debug( goi ); */
3276
3277 if( target->type->target_jim_configure ){
3278 /* target defines a configure function */
3279 /* target gets first dibs on parameters */
3280 e = (*(target->type->target_jim_configure))( target, goi );
3281 if( e == JIM_OK ){
3282 /* more? */
3283 continue;
3284 }
3285 if( e == JIM_ERR ){
3286 /* An error */
3287 return e;
3288 }
3289 /* otherwise we 'continue' below */
3290 }
3291 e = Jim_GetOpt_Nvp( goi, nvp_config_opts, &n );
3292 if( e != JIM_OK ){
3293 Jim_GetOpt_NvpUnknown( goi, nvp_config_opts, 0 );
3294 return e;
3295 }
3296 switch( n->value ){
3297 case TCFG_TYPE:
3298 /* not setable */
3299 if( goi->isconfigure ){
3300 Jim_SetResult_sprintf( goi->interp, "not setable: %s", n->name );
3301 return JIM_ERR;
3302 } else {
3303 no_params:
3304 if( goi->argc != 0 ){
3305 Jim_WrongNumArgs( goi->interp, goi->argc, goi->argv, "NO PARAMS");
3306 return JIM_ERR;
3307 }
3308 }
3309 Jim_SetResultString( goi->interp, target_get_name(target), -1 );
3310 /* loop for more */
3311 break;
3312 case TCFG_EVENT:
3313 if( goi->argc == 0 ){
3314 Jim_WrongNumArgs( goi->interp, goi->argc, goi->argv, "-event ?event-name? ...");
3315 return JIM_ERR;
3316 }
3317
3318 e = Jim_GetOpt_Nvp( goi, nvp_target_event, &n );
3319 if( e != JIM_OK ){
3320 Jim_GetOpt_NvpUnknown( goi, nvp_target_event, 1 );
3321 return e;
3322 }
3323
3324 if( goi->isconfigure ){
3325 if( goi->argc != 1 ){
3326 Jim_WrongNumArgs( goi->interp, goi->argc, goi->argv, "-event ?event-name? ?EVENT-BODY?");
3327 return JIM_ERR;
3328 }
3329 } else {
3330 if( goi->argc != 0 ){
3331 Jim_WrongNumArgs(goi->interp, goi->argc, goi->argv, "-event ?event-name?");
3332 return JIM_ERR;
3333 }
3334 }
3335
3336 {
3337 target_event_action_t *teap;
3338
3339 teap = target->event_action;
3340 /* replace existing? */
3341 while( teap ){
3342 if( teap->event == (enum target_event)n->value ){
3343 break;
3344 }
3345 teap = teap->next;
3346 }
3347
3348 if( goi->isconfigure ){
3349 if( teap == NULL ){
3350 /* create new */
3351 teap = calloc( 1, sizeof(*teap) );
3352 }
3353 teap->event = n->value;
3354 Jim_GetOpt_Obj( goi, &o );
3355 if( teap->body ){
3356 Jim_DecrRefCount( interp, teap->body );
3357 }
3358 teap->body = Jim_DuplicateObj( goi->interp, o );
3359 /*
3360 * FIXME:
3361 * Tcl/TK - "tk events" have a nice feature.
3362 * See the "BIND" command.
3363 * We should support that here.
3364 * You can specify %X and %Y in the event code.
3365 * The idea is: %T - target name.
3366 * The idea is: %N - target number
3367 * The idea is: %E - event name.
3368 */
3369 Jim_IncrRefCount( teap->body );
3370
3371 /* add to head of event list */
3372 teap->next = target->event_action;
3373 target->event_action = teap;
3374 Jim_SetEmptyResult(goi->interp);
3375 } else {
3376 /* get */
3377 if( teap == NULL ){
3378 Jim_SetEmptyResult( goi->interp );
3379 } else {
3380 Jim_SetResult( goi->interp, Jim_DuplicateObj( goi->interp, teap->body ) );
3381 }
3382 }
3383 }
3384 /* loop for more */
3385 break;
3386
3387 case TCFG_WORK_AREA_VIRT:
3388 if( goi->isconfigure ){
3389 target_free_all_working_areas(target);
3390 e = Jim_GetOpt_Wide( goi, &w );
3391 if( e != JIM_OK ){
3392 return e;
3393 }
3394 target->working_area_virt = w;
3395 } else {
3396 if( goi->argc != 0 ){
3397 goto no_params;
3398 }
3399 }
3400 Jim_SetResult( interp, Jim_NewIntObj( goi->interp, target->working_area_virt ) );
3401 /* loop for more */
3402 break;
3403
3404 case TCFG_WORK_AREA_PHYS:
3405 if( goi->isconfigure ){
3406 target_free_all_working_areas(target);
3407 e = Jim_GetOpt_Wide( goi, &w );
3408 if( e != JIM_OK ){
3409 return e;
3410 }
3411 target->working_area_phys = w;
3412 } else {
3413 if( goi->argc != 0 ){
3414 goto no_params;
3415 }
3416 }
3417 Jim_SetResult( interp, Jim_NewIntObj( goi->interp, target->working_area_phys ) );
3418 /* loop for more */
3419 break;
3420
3421 case TCFG_WORK_AREA_SIZE:
3422 if( goi->isconfigure ){
3423 target_free_all_working_areas(target);
3424 e = Jim_GetOpt_Wide( goi, &w );
3425 if( e != JIM_OK ){
3426 return e;
3427 }
3428 target->working_area_size = w;
3429 } else {
3430 if( goi->argc != 0 ){
3431 goto no_params;
3432 }
3433 }
3434 Jim_SetResult( interp, Jim_NewIntObj( goi->interp, target->working_area_size ) );
3435 /* loop for more */
3436 break;
3437
3438 case TCFG_WORK_AREA_BACKUP:
3439 if( goi->isconfigure ){
3440 target_free_all_working_areas(target);
3441 e = Jim_GetOpt_Wide( goi, &w );
3442 if( e != JIM_OK ){
3443 return e;
3444 }
3445 /* make this exactly 1 or 0 */
3446 target->backup_working_area = (!!w);
3447 } else {
3448 if( goi->argc != 0 ){
3449 goto no_params;
3450 }
3451 }
3452 Jim_SetResult(interp, Jim_NewIntObj(goi->interp, target->backup_working_area));
3453 /* loop for more e*/
3454 break;
3455
3456 case TCFG_ENDIAN:
3457 if( goi->isconfigure ){
3458 e = Jim_GetOpt_Nvp( goi, nvp_target_endian, &n );
3459 if( e != JIM_OK ){
3460 Jim_GetOpt_NvpUnknown( goi, nvp_target_endian, 1 );
3461 return e;
3462 }
3463 target->endianness = n->value;
3464 } else {
3465 if( goi->argc != 0 ){
3466 goto no_params;
3467 }
3468 }
3469 n = Jim_Nvp_value2name_simple( nvp_target_endian, target->endianness );
3470 if( n->name == NULL ){
3471 target->endianness = TARGET_LITTLE_ENDIAN;
3472 n = Jim_Nvp_value2name_simple( nvp_target_endian, target->endianness );
3473 }
3474 Jim_SetResultString( goi->interp, n->name, -1 );
3475 /* loop for more */
3476 break;
3477
3478 case TCFG_VARIANT:
3479 if( goi->isconfigure ){
3480 if( goi->argc < 1 ){
3481 Jim_SetResult_sprintf( goi->interp,
3482 "%s ?STRING?",
3483 n->name );
3484 return JIM_ERR;
3485 }
3486 if( target->variant ){
3487 free((void *)(target->variant));
3488 }
3489 e = Jim_GetOpt_String( goi, &cp, NULL );
3490 target->variant = strdup(cp);
3491 } else {
3492 if( goi->argc != 0 ){
3493 goto no_params;
3494 }
3495 }
3496 Jim_SetResultString( goi->interp, target->variant,-1 );
3497 /* loop for more */
3498 break;
3499 case TCFG_CHAIN_POSITION:
3500 if( goi->isconfigure ){
3501 Jim_Obj *o;
3502 jtag_tap_t *tap;
3503 target_free_all_working_areas(target);
3504 e = Jim_GetOpt_Obj( goi, &o );
3505 if( e != JIM_OK ){
3506 return e;
3507 }
3508 tap = jtag_tap_by_jim_obj( goi->interp, o );
3509 if( tap == NULL ){
3510 return JIM_ERR;
3511 }
3512 /* make this exactly 1 or 0 */
3513 target->tap = tap;
3514 } else {
3515 if( goi->argc != 0 ){
3516 goto no_params;
3517 }
3518 }
3519 Jim_SetResultString( interp, target->tap->dotted_name, -1 );
3520 /* loop for more e*/
3521 break;
3522 }
3523 } /* while( goi->argc ) */
3524
3525
3526 /* done - we return */
3527 return JIM_OK;
3528 }
3529
3530 /** this is the 'tcl' handler for the target specific command */
3531 static int tcl_target_func( Jim_Interp *interp, int argc, Jim_Obj *const *argv )
3532 {
3533 Jim_GetOptInfo goi;
3534 jim_wide a,b,c;
3535 int x,y,z;
3536 u8 target_buf[32];
3537 Jim_Nvp *n;
3538 target_t *target;
3539 struct command_context_s *cmd_ctx;
3540 int e;
3541
3542 enum {
3543 TS_CMD_CONFIGURE,
3544 TS_CMD_CGET,
3545
3546 TS_CMD_MWW, TS_CMD_MWH, TS_CMD_MWB,
3547 TS_CMD_MDW, TS_CMD_MDH, TS_CMD_MDB,
3548 TS_CMD_MRW, TS_CMD_MRH, TS_CMD_MRB,
3549 TS_CMD_MEM2ARRAY, TS_CMD_ARRAY2MEM,
3550 TS_CMD_EXAMINE,
3551 TS_CMD_POLL,
3552 TS_CMD_RESET,
3553 TS_CMD_HALT,
3554 TS_CMD_WAITSTATE,
3555 TS_CMD_EVENTLIST,
3556 TS_CMD_CURSTATE,
3557 TS_CMD_INVOKE_EVENT,
3558 };
3559
3560 static const Jim_Nvp target_options[] = {
3561 { .name = "configure", .value = TS_CMD_CONFIGURE },
3562 { .name = "cget", .value = TS_CMD_CGET },
3563 { .name = "mww", .value = TS_CMD_MWW },
3564 { .name = "mwh", .value = TS_CMD_MWH },
3565 { .name = "mwb", .value = TS_CMD_MWB },
3566 { .name = "mdw", .value = TS_CMD_MDW },
3567 { .name = "mdh", .value = TS_CMD_MDH },
3568 { .name = "mdb", .value = TS_CMD_MDB },
3569 { .name = "mem2array", .value = TS_CMD_MEM2ARRAY },
3570 { .name = "array2mem", .value = TS_CMD_ARRAY2MEM },
3571 { .name = "eventlist", .value = TS_CMD_EVENTLIST },
3572 { .name = "curstate", .value = TS_CMD_CURSTATE },
3573
3574 { .name = "arp_examine", .value = TS_CMD_EXAMINE },
3575 { .name = "arp_poll", .value = TS_CMD_POLL },
3576 { .name = "arp_reset", .value = TS_CMD_RESET },
3577 { .name = "arp_halt", .value = TS_CMD_HALT },
3578 { .name = "arp_waitstate", .value = TS_CMD_WAITSTATE },
3579 { .name = "invoke-event", .value = TS_CMD_INVOKE_EVENT },
3580
3581 { .name = NULL, .value = -1 },
3582 };
3583
3584 /* go past the "command" */
3585 Jim_GetOpt_Setup( &goi, interp, argc-1, argv+1 );
3586
3587 target = Jim_CmdPrivData( goi.interp );
3588 cmd_ctx = Jim_GetAssocData(goi.interp, "context");
3589
3590 /* commands here are in an NVP table */
3591 e = Jim_GetOpt_Nvp( &goi, target_options, &n );
3592 if( e != JIM_OK ){
3593 Jim_GetOpt_NvpUnknown( &goi, target_options, 0 );
3594 return e;
3595 }
3596 /* Assume blank result */
3597 Jim_SetEmptyResult( goi.interp );
3598
3599 switch( n->value ){
3600 case TS_CMD_CONFIGURE:
3601 if( goi.argc < 2 ){
3602 Jim_WrongNumArgs( goi.interp, goi.argc, goi.argv, "missing: -option VALUE ...");
3603 return JIM_ERR;
3604 }
3605 goi.isconfigure = 1;
3606 return target_configure( &goi, target );
3607 case TS_CMD_CGET:
3608 // some things take params
3609 if( goi.argc < 1 ){
3610 Jim_WrongNumArgs( goi.interp, 0, goi.argv, "missing: ?-option?");
3611 return JIM_ERR;
3612 }
3613 goi.isconfigure = 0;
3614 return target_configure( &goi, target );
3615 break;
3616 case TS_CMD_MWW:
3617 case TS_CMD_MWH:
3618 case TS_CMD_MWB:
3619 /* argv[0] = cmd
3620 * argv[1] = address
3621 * argv[2] = data
3622 * argv[3] = optional count.
3623 */
3624
3625 if( (goi.argc == 3) || (goi.argc == 4) ){
3626 /* all is well */
3627 } else {
3628 mwx_error:
3629 Jim_SetResult_sprintf( goi.interp, "expected: %s ADDR DATA [COUNT]", n->name );
3630 return JIM_ERR;
3631 }
3632
3633 e = Jim_GetOpt_Wide( &goi, &a );
3634 if( e != JIM_OK ){
3635 goto mwx_error;
3636 }
3637
3638 e = Jim_GetOpt_Wide( &goi, &b );
3639 if( e != JIM_OK ){
3640 goto mwx_error;
3641 }
3642 if( goi.argc ){
3643 e = Jim_GetOpt_Wide( &goi, &c );
3644 if( e != JIM_OK ){
3645 goto mwx_error;
3646 }
3647 } else {
3648 c = 1;
3649 }
3650
3651 switch( n->value ){
3652 case TS_CMD_MWW:
3653 target_buffer_set_u32( target, target_buf, b );
3654 b = 4;
3655 break;
3656 case TS_CMD_MWH:
3657 target_buffer_set_u16( target, target_buf, b );
3658 b = 2;
3659 break;
3660 case TS_CMD_MWB:
3661 target_buffer_set_u8( target, target_buf, b );
3662 b = 1;
3663 break;
3664 }
3665 for( x = 0 ; x < c ; x++ ){
3666 e = target_write_memory( target, a, b, 1, target_buf );
3667 if( e != ERROR_OK ){
3668 Jim_SetResult_sprintf( interp, "Error writing @ 0x%08x: %d\n", (int)(a), e );
3669 return JIM_ERR;
3670 }
3671 /* b = width */
3672 a = a + b;
3673 }
3674 return JIM_OK;
3675 break;
3676
3677 /* display */
3678 case TS_CMD_MDW:
3679 case TS_CMD_MDH:
3680 case TS_CMD_MDB:
3681 /* argv[0] = command
3682 * argv[1] = address
3683 * argv[2] = optional count
3684 */
3685 if( (goi.argc == 2) || (goi.argc == 3) ){
3686 Jim_SetResult_sprintf( goi.interp, "expected: %s ADDR [COUNT]", n->name );
3687 return JIM_ERR;
3688 }
3689 e = Jim_GetOpt_Wide( &goi, &a );
3690 if( e != JIM_OK ){
3691 return JIM_ERR;
3692 }
3693 if( goi.argc ){
3694 e = Jim_GetOpt_Wide( &goi, &c );
3695 if( e != JIM_OK ){
3696 return JIM_ERR;
3697 }
3698 } else {
3699 c = 1;
3700 }
3701 b = 1; /* shut up gcc */
3702 switch( n->value ){
3703 case TS_CMD_MDW:
3704 b = 4;
3705 break;
3706 case TS_CMD_MDH:
3707 b = 2;
3708 break;
3709 case TS_CMD_MDB:
3710 b = 1;
3711 break;
3712 }
3713
3714 /* convert to "bytes" */
3715 c = c * b;
3716 /* count is now in 'BYTES' */
3717 while( c > 0 ){
3718 y = c;
3719 if( y > 16 ){
3720 y = 16;
3721 }
3722 e = target_read_memory( target, a, b, y / b, target_buf );
3723 if( e != ERROR_OK ){
3724 Jim_SetResult_sprintf( interp, "error reading target @ 0x%08lx", (int)(a) );
3725 return JIM_ERR;
3726 }
3727
3728 Jim_fprintf( interp, interp->cookie_stdout, "0x%08x ", (int)(a) );
3729 switch( b ){
3730 case 4:
3731 for( x = 0 ; (x < 16) && (x < y) ; x += 4 ){
3732 z = target_buffer_get_u32( target, &(target_buf[ x * 4 ]) );
3733 Jim_fprintf( interp, interp->cookie_stdout, "%08x ", (int)(z) );
3734 }
3735 for( ; (x < 16) ; x += 4 ){
3736 Jim_fprintf( interp, interp->cookie_stdout, " " );
3737 }
3738 break;
3739 case 2:
3740 for( x = 0 ; (x < 16) && (x < y) ; x += 2 ){
3741 z = target_buffer_get_u16( target, &(target_buf[ x * 2 ]) );
3742 Jim_fprintf( interp, interp->cookie_stdout, "%04x ", (int)(z) );
3743 }
3744 for( ; (x < 16) ; x += 2 ){
3745 Jim_fprintf( interp, interp->cookie_stdout, " " );
3746 }
3747 break;
3748 case 1:
3749 default:
3750 for( x = 0 ; (x < 16) && (x < y) ; x += 1 ){
3751 z = target_buffer_get_u8( target, &(target_buf[ x * 4 ]) );
3752 Jim_fprintf( interp, interp->cookie_stdout, "%02x ", (int)(z) );
3753 }
3754 for( ; (x < 16) ; x += 1 ){
3755 Jim_fprintf( interp, interp->cookie_stdout, " " );
3756 }
3757 break;
3758 }
3759 /* ascii-ify the bytes */
3760 for( x = 0 ; x < y ; x++ ){
3761 if( (target_buf[x] >= 0x20) &&
3762 (target_buf[x] <= 0x7e) ){
3763 /* good */
3764 } else {
3765 /* smack it */
3766 target_buf[x] = '.';
3767 }
3768 }
3769 /* space pad */
3770 while( x < 16 ){
3771 target_buf[x] = ' ';
3772 x++;
3773 }
3774 /* terminate */
3775 target_buf[16] = 0;
3776 /* print - with a newline */
3777 Jim_fprintf( interp, interp->cookie_stdout, "%s\n", target_buf );
3778 /* NEXT... */
3779 c -= 16;
3780 a += 16;
3781 }
3782 return JIM_OK;
3783 case TS_CMD_MEM2ARRAY:
3784 return target_mem2array( goi.interp, target, goi.argc, goi.argv );
3785 break;
3786 case TS_CMD_ARRAY2MEM:
3787 return target_array2mem( goi.interp, target, goi.argc, goi.argv );
3788 break;
3789 case TS_CMD_EXAMINE:
3790 if( goi.argc ){
3791 Jim_WrongNumArgs( goi.interp, 2, argv, "[no parameters]");
3792 return JIM_ERR;
3793 }
3794 if (!target->tap->enabled)
3795 goto err_tap_disabled;
3796 e = target->type->examine( target );
3797 if( e != ERROR_OK ){
3798 Jim_SetResult_sprintf( interp, "examine-fails: %d", e );
3799 return JIM_ERR;
3800 }
3801 return JIM_OK;
3802 case TS_CMD_POLL:
3803 if( goi.argc ){
3804 Jim_WrongNumArgs( goi.interp, 2, argv, "[no parameters]");
3805 return JIM_ERR;
3806 }
3807 if (!target->tap->enabled)
3808 goto err_tap_disabled;
3809 if( !(target_was_examined(target)) ){
3810 e = ERROR_TARGET_NOT_EXAMINED;
3811 } else {
3812 e = target->type->poll( target );
3813 }
3814 if( e != ERROR_OK ){
3815 Jim_SetResult_sprintf( interp, "poll-fails: %d", e );
3816 return JIM_ERR;
3817 } else {
3818 return JIM_OK;
3819 }
3820 break;
3821 case TS_CMD_RESET:
3822 if( goi.argc != 2 ){
3823 Jim_WrongNumArgs( interp, 2, argv, "t|f|assert|deassert BOOL");
3824 return JIM_ERR;
3825 }
3826 e = Jim_GetOpt_Nvp( &goi, nvp_assert, &n );
3827 if( e != JIM_OK ){
3828 Jim_GetOpt_NvpUnknown( &goi, nvp_assert, 1 );
3829 return e;
3830 }
3831 /* the halt or not param */
3832 e = Jim_GetOpt_Wide( &goi, &a);
3833 if( e != JIM_OK ){
3834 return e;
3835 }
3836 if (!target->tap->enabled)
3837 goto err_tap_disabled;
3838 /* determine if we should halt or not. */
3839 target->reset_halt = !!a;
3840 /* When this happens - all workareas are invalid. */
3841 target_free_all_working_areas_restore(target, 0);
3842
3843 /* do the assert */
3844 if( n->value == NVP_ASSERT ){
3845 target->type->assert_reset( target );
3846 } else {
3847 target->type->deassert_reset( target );
3848 }
3849 return JIM_OK;
3850 case TS_CMD_HALT:
3851 if( goi.argc ){
3852 Jim_WrongNumArgs( goi.interp, 0, argv, "halt [no parameters]");
3853 return JIM_ERR;
3854 }
3855 if (!target->tap->enabled)
3856 goto err_tap_disabled;
3857 target->type->halt( target );
3858 return JIM_OK;
3859 case TS_CMD_WAITSTATE:
3860 /* params: <name> statename timeoutmsecs */
3861 if( goi.argc != 2 ){
3862 Jim_SetResult_sprintf( goi.interp, "%s STATENAME TIMEOUTMSECS", n->name );
3863 return JIM_ERR;
3864 }
3865 e = Jim_GetOpt_Nvp( &goi, nvp_target_state, &n );
3866 if( e != JIM_OK ){
3867 Jim_GetOpt_NvpUnknown( &goi, nvp_target_state,1 );
3868 return e;
3869 }
3870 e = Jim_GetOpt_Wide( &goi, &a );
3871 if( e != JIM_OK ){
3872 return e;
3873 }
3874 if (!target->tap->enabled)
3875 goto err_tap_disabled;
3876 e = target_wait_state( target, n->value, a );
3877 if( e != ERROR_OK ){
3878 Jim_SetResult_sprintf( goi.interp,
3879 "target: %s wait %s fails (%d) %s",
3880 target->cmd_name,
3881 n->name,
3882 e, target_strerror_safe(e) );
3883 return JIM_ERR;
3884 } else {
3885 return JIM_OK;
3886 }
3887 case TS_CMD_EVENTLIST:
3888 /* List for human, Events defined for this target.
3889 * scripts/programs should use 'name cget -event NAME'
3890 */
3891 {
3892 target_event_action_t *teap;
3893 teap = target->event_action;
3894 command_print( cmd_ctx, "Event actions for target (%d) %s\n",
3895 target->target_number,
3896 target->cmd_name );
3897 command_print( cmd_ctx, "%-25s | Body", "Event");
3898 command_print( cmd_ctx, "------------------------- | ----------------------------------------");
3899 while( teap ){
3900 command_print( cmd_ctx,
3901 "%-25s | %s",
3902 Jim_Nvp_value2name_simple( nvp_target_event, teap->event )->name,
3903 Jim_GetString( teap->body, NULL ) );
3904 teap = teap->next;
3905 }
3906 command_print( cmd_ctx, "***END***");
3907 return JIM_OK;
3908 }
3909 case TS_CMD_CURSTATE:
3910 if( goi.argc != 0 ){
3911 Jim_WrongNumArgs( goi.interp, 0, argv, "[no parameters]");
3912 return JIM_ERR;
3913 }
3914 Jim_SetResultString( goi.interp,
3915 Jim_Nvp_value2name_simple(nvp_target_state,target->state)->name,-1);
3916 return JIM_OK;
3917 case TS_CMD_INVOKE_EVENT:
3918 if( goi.argc != 1 ){
3919 Jim_SetResult_sprintf( goi.interp, "%s ?EVENTNAME?",n->name);
3920 return JIM_ERR;
3921 }
3922 e = Jim_GetOpt_Nvp( &goi, nvp_target_event, &n );
3923 if( e != JIM_OK ){
3924 Jim_GetOpt_NvpUnknown( &goi, nvp_target_event, 1 );
3925 return e;
3926 }
3927 target_handle_event( target, n->value );
3928 return JIM_OK;
3929 }
3930 return JIM_ERR;
3931
3932 err_tap_disabled:
3933 Jim_SetResult_sprintf(interp, "[TAP is disabled]");
3934 return JIM_ERR;
3935 }
3936
3937 static int target_create( Jim_GetOptInfo *goi )
3938 {
3939 Jim_Obj *new_cmd;
3940 Jim_Cmd *cmd;
3941 const char *cp;
3942 char *cp2;
3943 int e;
3944 int x;
3945 target_t *target;
3946 struct command_context_s *cmd_ctx;
3947
3948 cmd_ctx = Jim_GetAssocData(goi->interp, "context");
3949 if( goi->argc < 3 ){
3950 Jim_WrongNumArgs( goi->interp, 1, goi->argv, "?name? ?type? ..options...");
3951 return JIM_ERR;
3952 }
3953
3954 /* COMMAND */
3955 Jim_GetOpt_Obj( goi, &new_cmd );
3956 /* does this command exist? */
3957 cmd = Jim_GetCommand( goi->interp, new_cmd, JIM_ERRMSG );
3958 if( cmd ){
3959 cp = Jim_GetString( new_cmd, NULL );
3960 Jim_SetResult_sprintf(goi->interp, "Command/target: %s Exists", cp);
3961 return JIM_ERR;
3962 }
3963
3964 /* TYPE */
3965 e = Jim_GetOpt_String( goi, &cp2, NULL );
3966 cp = cp2;
3967 /* now does target type exist */
3968 for( x = 0 ; target_types[x] ; x++ ){
3969 if( 0 == strcmp( cp, target_types[x]->name ) ){
3970 /* found */
3971 break;
3972 }
3973 }
3974 if( target_types[x] == NULL ){
3975 Jim_SetResult_sprintf( goi->interp, "Unknown target type %s, try one of ", cp );
3976 for( x = 0 ; target_types[x] ; x++ ){
3977 if( target_types[x+1] ){
3978 Jim_AppendStrings( goi->interp,
3979 Jim_GetResult(goi->interp),
3980 target_types[x]->name,
3981 ", ", NULL);
3982 } else {
3983 Jim_AppendStrings( goi->interp,
3984 Jim_GetResult(goi->interp),
3985 " or ",
3986 target_types[x]->name,NULL );
3987 }
3988 }
3989 return JIM_ERR;
3990 }
3991
3992 /* Create it */
3993 target = calloc(1,sizeof(target_t));
3994 /* set target number */
3995 target->target_number = new_target_number();
3996
3997 /* allocate memory for each unique target type */
3998 target->type = (target_type_t*)calloc(1,sizeof(target_type_t));
3999
4000 memcpy( target->type, target_types[x], sizeof(target_type_t));
4001
4002 /* will be set by "-endian" */
4003 target->endianness = TARGET_ENDIAN_UNKNOWN;
4004
4005 target->working_area = 0x0;
4006 target->working_area_size = 0x0;
4007 target->working_areas = NULL;
4008 target->backup_working_area = 0;
4009
4010 target->state = TARGET_UNKNOWN;
4011 target->debug_reason = DBG_REASON_UNDEFINED;
4012 target->reg_cache = NULL;
4013 target->breakpoints = NULL;
4014 target->watchpoints = NULL;
4015 target->next = NULL;
4016 target->arch_info = NULL;
4017
4018 target->display = 1;
4019
4020 /* initialize trace information */
4021 target->trace_info = malloc(sizeof(trace_t));
4022 target->trace_info->num_trace_points = 0;
4023 target->trace_info->trace_points_size = 0;
4024 target->trace_info->trace_points = NULL;
4025 target->trace_info->trace_history_size = 0;
4026 target->trace_info->trace_history = NULL;
4027 target->trace_info->trace_history_pos = 0;
4028 target->trace_info->trace_history_overflowed = 0;
4029
4030 target->dbgmsg = NULL;
4031 target->dbg_msg_enabled = 0;
4032
4033 target->endianness = TARGET_ENDIAN_UNKNOWN;
4034
4035 /* Do the rest as "configure" options */
4036 goi->isconfigure = 1;
4037 e = target_configure( goi, target);
4038
4039 if (target->tap == NULL)
4040 {
4041 Jim_SetResultString( interp, "-chain-position required when creating target", -1);
4042 e=JIM_ERR;
4043 }
4044
4045 if( e != JIM_OK ){
4046 free( target->type );
4047 free( target );
4048 return e;
4049 }
4050
4051 if( target->endianness == TARGET_ENDIAN_UNKNOWN ){
4052 /* default endian to little if not specified */
4053 target->endianness = TARGET_LITTLE_ENDIAN;
4054 }
4055
4056 /* incase variant is not set */
4057 if (!target->variant)
4058 target->variant = strdup("");
4059
4060 /* create the target specific commands */
4061 if( target->type->register_commands ){
4062 (*(target->type->register_commands))( cmd_ctx );
4063 }
4064 if( target->type->target_create ){
4065 (*(target->type->target_create))( target, goi->interp );
4066 }
4067
4068 /* append to end of list */
4069 {
4070 target_t **tpp;
4071 tpp = &(all_targets);
4072 while( *tpp ){
4073 tpp = &( (*tpp)->next );
4074 }
4075 *tpp = target;
4076 }
4077
4078 cp = Jim_GetString( new_cmd, NULL );
4079 target->cmd_name = strdup(cp);
4080
4081 /* now - create the new target name command */
4082 e = Jim_CreateCommand( goi->interp,
4083 /* name */
4084 cp,
4085 tcl_target_func, /* C function */
4086 target, /* private data */
4087 NULL ); /* no del proc */
4088
4089 return e;
4090 }
4091
4092 static int jim_target( Jim_Interp *interp, int argc, Jim_Obj *const *argv )
4093 {
4094 int x,r,e;
4095 jim_wide w;
4096 struct command_context_s *cmd_ctx;
4097 target_t *target;
4098 Jim_GetOptInfo goi;
4099 enum tcmd {
4100 /* TG = target generic */
4101 TG_CMD_CREATE,
4102 TG_CMD_TYPES,
4103 TG_CMD_NAMES,
4104 TG_CMD_CURRENT,
4105 TG_CMD_NUMBER,
4106 TG_CMD_COUNT,
4107 };
4108 const char *target_cmds[] = {
4109 "create", "types", "names", "current", "number",
4110 "count",
4111 NULL /* terminate */
4112 };
4113
4114 LOG_DEBUG("Target command params:");
4115 LOG_DEBUG("%s", Jim_Debug_ArgvString(interp, argc, argv));
4116
4117 cmd_ctx = Jim_GetAssocData( interp, "context" );
4118
4119 Jim_GetOpt_Setup( &goi, interp, argc-1, argv+1 );
4120
4121 if( goi.argc == 0 ){
4122 Jim_WrongNumArgs(interp, 1, argv, "missing: command ...");
4123 return JIM_ERR;
4124 }
4125
4126 /* Jim_GetOpt_Debug( &goi ); */
4127 r = Jim_GetOpt_Enum( &goi, target_cmds, &x );
4128 if( r != JIM_OK ){
4129 return r;
4130 }
4131
4132 switch(x){
4133 default:
4134 Jim_Panic(goi.interp,"Why am I here?");
4135 return JIM_ERR;
4136 case TG_CMD_CURRENT:
4137 if( goi.argc != 0 ){
4138 Jim_WrongNumArgs( goi.interp, 1, goi.argv, "Too many parameters");
4139 return JIM_ERR;
4140 }
4141 Jim_SetResultString( goi.interp, get_current_target( cmd_ctx )->cmd_name, -1 );
4142 return JIM_OK;
4143 case TG_CMD_TYPES:
4144 if( goi.argc != 0 ){
4145 Jim_WrongNumArgs( goi.interp, 1, goi.argv, "Too many parameters" );
4146 return JIM_ERR;
4147 }
4148 Jim_SetResult( goi.interp, Jim_NewListObj( goi.interp, NULL, 0 ) );
4149 for( x = 0 ; target_types[x] ; x++ ){
4150 Jim_ListAppendElement( goi.interp,
4151 Jim_GetResult(goi.interp),
4152 Jim_NewStringObj( goi.interp, target_types[x]->name, -1 ) );
4153 }
4154 return JIM_OK;
4155 case TG_CMD_NAMES:
4156 if( goi.argc != 0 ){
4157 Jim_WrongNumArgs( goi.interp, 1, goi.argv, "Too many parameters" );
4158 return JIM_ERR;
4159 }
4160 Jim_SetResult( goi.interp, Jim_NewListObj( goi.interp, NULL, 0 ) );
4161 target = all_targets;
4162 while( target ){
4163 Jim_ListAppendElement( goi.interp,
4164 Jim_GetResult(goi.interp),
4165 Jim_NewStringObj( goi.interp, target->cmd_name, -1 ) );
4166 target = target->next;
4167 }
4168 return JIM_OK;
4169 case TG_CMD_CREATE:
4170 if( goi.argc < 3 ){
4171 Jim_WrongNumArgs( goi.interp, goi.argc, goi.argv, "?name ... config options ...");
4172 return JIM_ERR;
4173 }
4174 return target_create( &goi );
4175 break;
4176 case TG_CMD_NUMBER:
4177 if( goi.argc != 1 ){
4178 Jim_SetResult_sprintf( goi.interp, "expected: target number ?NUMBER?");
4179 return JIM_ERR;
4180 }
4181 e = Jim_GetOpt_Wide( &goi, &w );
4182 if( e != JIM_OK ){
4183 return JIM_ERR;
4184 }
4185 {
4186 target_t *t;
4187 t = get_target_by_num(w);
4188 if( t == NULL ){
4189 Jim_SetResult_sprintf( goi.interp,"Target: number %d does not exist", (int)(w));
4190 return JIM_ERR;
4191 }
4192 Jim_SetResultString( goi.interp, t->cmd_name, -1 );
4193 return JIM_OK;
4194 }
4195 case TG_CMD_COUNT:
4196 if( goi.argc != 0 ){
4197 Jim_WrongNumArgs( goi.interp, 0, goi.argv, "<no parameters>");
4198 return JIM_ERR;
4199 }
4200 Jim_SetResult( goi.interp,
4201 Jim_NewIntObj( goi.interp, max_target_number()));
4202 return JIM_OK;
4203 }
4204
4205 return JIM_ERR;
4206 }
4207
4208
4209 struct FastLoad
4210 {
4211 u32 address;
4212 u8 *data;
4213 int length;
4214
4215 };
4216
4217 static int fastload_num;
4218 static struct FastLoad *fastload;
4219
4220 static void free_fastload(void)
4221 {
4222 if (fastload!=NULL)
4223 {
4224 int i;
4225 for (i=0; i<fastload_num; i++)
4226 {
4227 if (fastload[i].data)
4228 free(fastload[i].data);
4229 }
4230 free(fastload);
4231 fastload=NULL;
4232 }
4233 }
4234
4235
4236
4237
4238 static int handle_fast_load_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
4239 {
4240 u8 *buffer;
4241 u32 buf_cnt;
4242 u32 image_size;
4243 u32 min_address=0;
4244 u32 max_address=0xffffffff;
4245 int i;
4246 int retval;
4247
4248 image_t image;
4249
4250 duration_t duration;
4251 char *duration_text;
4252
4253 if ((argc < 1)||(argc > 5))
4254 {
4255 return ERROR_COMMAND_SYNTAX_ERROR;
4256 }
4257
4258 /* a base address isn't always necessary, default to 0x0 (i.e. don't relocate) */
4259 if (argc >= 2)
4260 {
4261 image.base_address_set = 1;
4262 image.base_address = strtoul(args[1], NULL, 0);
4263 }
4264 else
4265 {
4266 image.base_address_set = 0;
4267 }
4268
4269
4270 image.start_address_set = 0;
4271
4272 if (argc>=4)
4273 {
4274 min_address=strtoul(args[3], NULL, 0);
4275 }
4276 if (argc>=5)
4277 {
4278 max_address=strtoul(args[4], NULL, 0)+min_address;
4279 }
4280
4281 if (min_address>max_address)
4282 {
4283 return ERROR_COMMAND_SYNTAX_ERROR;
4284 }
4285
4286 duration_start_measure(&duration);
4287
4288 if (image_open(&image, args[0], (argc >= 3) ? args[2] : NULL) != ERROR_OK)
4289 {
4290 return ERROR_OK;
4291 }
4292
4293 image_size = 0x0;
4294 retval = ERROR_OK;
4295 fastload_num=image.num_sections;
4296 fastload=(struct FastLoad *)malloc(sizeof(struct FastLoad)*image.num_sections);
4297 if (fastload==NULL)
4298 {
4299 image_close(&image);
4300 return ERROR_FAIL;
4301 }
4302 memset(fastload, 0, sizeof(struct FastLoad)*image.num_sections);
4303 for (i = 0; i < image.num_sections; i++)
4304 {
4305 buffer = malloc(image.sections[i].size);
4306 if (buffer == NULL)
4307 {
4308 command_print(cmd_ctx, "error allocating buffer for section (%d bytes)", image.sections[i].size);
4309 break;
4310 }
4311
4312 if ((retval = image_read_section(&image, i, 0x0, image.sections[i].size, buffer, &buf_cnt)) != ERROR_OK)
4313 {
4314 free(buffer);
4315 break;
4316 }
4317
4318 u32 offset=0;
4319 u32 length=buf_cnt;
4320
4321
4322 /* DANGER!!! beware of unsigned comparision here!!! */
4323
4324 if ((image.sections[i].base_address+buf_cnt>=min_address)&&
4325 (image.sections[i].base_address<max_address))
4326 {
4327 if (image.sections[i].base_address<min_address)
4328 {
4329 /* clip addresses below */
4330 offset+=min_address-image.sections[i].base_address;
4331 length-=offset;
4332 }
4333
4334 if (image.sections[i].base_address+buf_cnt>max_address)
4335 {
4336 length-=(image.sections[i].base_address+buf_cnt)-max_address;
4337 }
4338
4339 fastload[i].address=image.sections[i].base_address+offset;
4340 fastload[i].data=malloc(length);
4341 if (fastload[i].data==NULL)
4342 {
4343 free(buffer);
4344 break;
4345 }
4346 memcpy(fastload[i].data, buffer+offset, length);
4347 fastload[i].length=length;
4348
4349 image_size += length;
4350 command_print(cmd_ctx, "%u byte written at address 0x%8.8x", length, image.sections[i].base_address+offset);
4351 }
4352
4353 free(buffer);
4354 }
4355
4356 duration_stop_measure(&duration, &duration_text);
4357 if (retval==ERROR_OK)
4358 {
4359 command_print(cmd_ctx, "Loaded %u bytes in %s", image_size, duration_text);
4360 command_print(cmd_ctx, "NB!!! image has not been loaded to target, issue a subsequent 'fast_load' to do so.");
4361 }
4362 free(duration_text);
4363
4364 image_close(&image);
4365
4366 if (retval!=ERROR_OK)
4367 {
4368 free_fastload();
4369 }
4370
4371 return retval;
4372 }
4373
4374 static int handle_fast_load_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
4375 {
4376 if (argc>0)
4377 return ERROR_COMMAND_SYNTAX_ERROR;
4378 if (fastload==NULL)
4379 {
4380 LOG_ERROR("No image in memory");
4381 return ERROR_FAIL;
4382 }
4383 int i;
4384 int ms=timeval_ms();
4385 int size=0;
4386 int retval=ERROR_OK;
4387 for (i=0; i<fastload_num;i++)
4388 {
4389 target_t *target = get_current_target(cmd_ctx);
4390 command_print(cmd_ctx, "Write to 0x%08x, length 0x%08x", fastload[i].address, fastload[i].length);
4391 if (retval==ERROR_OK)
4392 {
4393 retval = target_write_buffer(target, fastload[i].address, fastload[i].length, fastload[i].data);
4394 }
4395 size+=fastload[i].length;
4396 }
4397 int after=timeval_ms();
4398 command_print(cmd_ctx, "Loaded image %f kBytes/s", (float)(size/1024.0)/((float)(after-ms)/1000.0));
4399 return retval;
4400 }
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