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Use parse_uint in get_target to ensure target id is parsed properly.
[openocd.git] / src / target / target.c
blobb8ee7ab937d93c5747346310795517dce5aa10f5
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 int num = strtoul(args[0], NULL, 0);
1708 reg_cache_t *cache = target->reg_cache;
1709
1710 count = 0;
1711 while(cache)
1712 {
1713 int i;
1714 for (i = 0; i < cache->num_regs; i++)
1715 {
1716 if (count++ == num)
1717 {
1718 reg = &cache->reg_list[i];
1719 break;
1720 }
1721 }
1722 if (reg)
1723 break;
1724 cache = cache->next;
1725 }
1726
1727 if (!reg)
1728 {
1729 command_print(cmd_ctx, "%i is out of bounds, the current target has only %i registers (0 - %i)", num, count, count - 1);
1730 return ERROR_OK;
1731 }
1732 } else /* access a single register by its name */
1733 {
1734 reg = register_get_by_name(target->reg_cache, args[0], 1);
1735
1736 if (!reg)
1737 {
1738 command_print(cmd_ctx, "register %s not found in current target", args[0]);
1739 return ERROR_OK;
1740 }
1741 }
1742
1743 /* display a register */
1744 if ((argc == 1) || ((argc == 2) && !((args[1][0] >= '0') && (args[1][0] <= '9'))))
1745 {
1746 if ((argc == 2) && (strcmp(args[1], "force") == 0))
1747 reg->valid = 0;
1748
1749 if (reg->valid == 0)
1750 {
1751 reg_arch_type_t *arch_type = register_get_arch_type(reg->arch_type);
1752 arch_type->get(reg);
1753 }
1754 value = buf_to_str(reg->value, reg->size, 16);
1755 command_print(cmd_ctx, "%s (/%i): 0x%s", reg->name, reg->size, value);
1756 free(value);
1757 return ERROR_OK;
1758 }
1759
1760 /* set register value */
1761 if (argc == 2)
1762 {
1763 u8 *buf = malloc(CEIL(reg->size, 8));
1764 str_to_buf(args[1], strlen(args[1]), buf, reg->size, 0);
1765
1766 reg_arch_type_t *arch_type = register_get_arch_type(reg->arch_type);
1767 arch_type->set(reg, buf);
1768
1769 value = buf_to_str(reg->value, reg->size, 16);
1770 command_print(cmd_ctx, "%s (/%i): 0x%s", reg->name, reg->size, value);
1771 free(value);
1772
1773 free(buf);
1774
1775 return ERROR_OK;
1776 }
1777
1778 command_print(cmd_ctx, "usage: reg <#|name> [value]");
1779
1780 return ERROR_OK;
1781 }
1782
1783 static int handle_poll_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1784 {
1785 int retval = ERROR_OK;
1786 target_t *target = get_current_target(cmd_ctx);
1787
1788 if (argc == 0)
1789 {
1790 command_print(cmd_ctx, "background polling: %s",
1791 target_continous_poll ? "on" : "off");
1792 if ((retval = target_poll(target)) != ERROR_OK)
1793 return retval;
1794 if ((retval = target_arch_state(target)) != ERROR_OK)
1795 return retval;
1796
1797 }
1798 else if (argc==1)
1799 {
1800 if (strcmp(args[0], "on") == 0)
1801 {
1802 target_continous_poll = 1;
1803 }
1804 else if (strcmp(args[0], "off") == 0)
1805 {
1806 target_continous_poll = 0;
1807 }
1808 else
1809 {
1810 command_print(cmd_ctx, "arg is \"on\" or \"off\"");
1811 }
1812 } else
1813 {
1814 return ERROR_COMMAND_SYNTAX_ERROR;
1815 }
1816
1817 return retval;
1818 }
1819
1820 static int handle_wait_halt_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1821 {
1822 int ms = 5000;
1823
1824 if (argc > 0)
1825 {
1826 char *end;
1827
1828 ms = strtoul(args[0], &end, 0) * 1000;
1829 if (*end)
1830 {
1831 command_print(cmd_ctx, "usage: %s [seconds]", cmd);
1832 return ERROR_OK;
1833 }
1834 }
1835 target_t *target = get_current_target(cmd_ctx);
1836
1837 return target_wait_state(target, TARGET_HALTED, ms);
1838 }
1839
1840 /* wait for target state to change. The trick here is to have a low
1841 * latency for short waits and not to suck up all the CPU time
1842 * on longer waits.
1843 *
1844 * After 500ms, keep_alive() is invoked
1845 */
1846 int target_wait_state(target_t *target, enum target_state state, int ms)
1847 {
1848 int retval;
1849 long long then=0, cur;
1850 int once=1;
1851
1852 for (;;)
1853 {
1854 if ((retval=target_poll(target))!=ERROR_OK)
1855 return retval;
1856 if (target->state == state)
1857 {
1858 break;
1859 }
1860 cur = timeval_ms();
1861 if (once)
1862 {
1863 once=0;
1864 then = timeval_ms();
1865 LOG_DEBUG("waiting for target %s...",
1866 Jim_Nvp_value2name_simple(nvp_target_state,state)->name);
1867 }
1868
1869 if (cur-then>500)
1870 {
1871 keep_alive();
1872 }
1873
1874 if ((cur-then)>ms)
1875 {
1876 LOG_ERROR("timed out while waiting for target %s",
1877 Jim_Nvp_value2name_simple(nvp_target_state,state)->name);
1878 return ERROR_FAIL;
1879 }
1880 }
1881
1882 return ERROR_OK;
1883 }
1884
1885 static int handle_halt_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1886 {
1887 int retval;
1888 target_t *target = get_current_target(cmd_ctx);
1889
1890 LOG_DEBUG("-");
1891
1892 if ((retval = target_halt(target)) != ERROR_OK)
1893 {
1894 return retval;
1895 }
1896
1897 if (argc == 1)
1898 {
1899 int wait;
1900 char *end;
1901
1902 wait = strtoul(args[0], &end, 0);
1903 if (!*end && !wait)
1904 return ERROR_OK;
1905 }
1906
1907 return handle_wait_halt_command(cmd_ctx, cmd, args, argc);
1908 }
1909
1910 static int handle_soft_reset_halt_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1911 {
1912 target_t *target = get_current_target(cmd_ctx);
1913
1914 LOG_USER("requesting target halt and executing a soft reset");
1915
1916 target->type->soft_reset_halt(target);
1917
1918 return ERROR_OK;
1919 }
1920
1921 static int handle_reset_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1922 {
1923 if (argc > 1)
1924 return ERROR_COMMAND_SYNTAX_ERROR;
1925
1926 enum target_reset_mode reset_mode = RESET_RUN;
1927 if (argc == 1)
1928 {
1929 const Jim_Nvp *n;
1930 n = Jim_Nvp_name2value_simple( nvp_reset_modes, args[0] );
1931 if( (n->name == NULL) || (n->value == RESET_UNKNOWN) ){
1932 return ERROR_COMMAND_SYNTAX_ERROR;
1933 }
1934 reset_mode = n->value;
1935 }
1936
1937 /* reset *all* targets */
1938 return target_process_reset(cmd_ctx, reset_mode);
1939 }
1940
1941
1942 static int handle_resume_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1943 {
1944 if (argc > 1)
1945 return ERROR_COMMAND_SYNTAX_ERROR;
1946
1947 target_t *target = get_current_target(cmd_ctx);
1948 target_handle_event(target, TARGET_EVENT_OLD_pre_resume);
1949
1950 /* with no args, resume from current pc, addr = 0,
1951 * with one arguments, addr = args[0],
1952 * handle breakpoints, not debugging */
1953 u32 addr = 0;
1954 if (argc == 1)
1955 addr = strtoul(args[0], NULL, 0);
1956
1957 return target_resume(target, 0, addr, 1, 0);
1958 }
1959
1960 static int handle_step_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1961 {
1962 if (argc > 1)
1963 return ERROR_COMMAND_SYNTAX_ERROR;
1964
1965 LOG_DEBUG("-");
1966
1967 /* with no args, step from current pc, addr = 0,
1968 * with one argument addr = args[0],
1969 * handle breakpoints, debugging */
1970 u32 addr = 0;
1971 if (argc == 1)
1972 addr = strtoul(args[0], NULL, 0);
1973
1974 target_t *target = get_current_target(cmd_ctx);
1975 return target->type->step(target, 0, addr, 1);
1976 }
1977
1978 static void handle_md_output(struct command_context_s *cmd_ctx,
1979 struct target_s *target, u32 address, unsigned size,
1980 unsigned count, const u8 *buffer)
1981 {
1982 const unsigned line_bytecnt = 32;
1983 unsigned line_modulo = line_bytecnt / size;
1984
1985 char output[line_bytecnt * 4 + 1];
1986 unsigned output_len = 0;
1987
1988 const char *value_fmt;
1989 switch (size) {
1990 case 4: value_fmt = "%8.8x "; break;
1991 case 2: value_fmt = "%4.2x "; break;
1992 case 1: value_fmt = "%2.2x "; break;
1993 default:
1994 LOG_ERROR("invalid memory read size: %u", size);
1995 exit(-1);
1996 }
1997
1998 for (unsigned i = 0; i < count; i++)
1999 {
2000 if (i % line_modulo == 0)
2001 {
2002 output_len += snprintf(output + output_len,
2003 sizeof(output) - output_len,
2004 "0x%8.8x: ", address + (i*size));
2005 }
2006
2007 u32 value=0;
2008 const u8 *value_ptr = buffer + i * size;
2009 switch (size) {
2010 case 4: value = target_buffer_get_u32(target, value_ptr); break;
2011 case 2: value = target_buffer_get_u16(target, value_ptr); break;
2012 case 1: value = *value_ptr;
2013 }
2014 output_len += snprintf(output + output_len,
2015 sizeof(output) - output_len,
2016 value_fmt, value);
2017
2018 if ((i % line_modulo == line_modulo - 1) || (i == count - 1))
2019 {
2020 command_print(cmd_ctx, "%s", output);
2021 output_len = 0;
2022 }
2023 }
2024 }
2025
2026 static int handle_md_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
2027 {
2028 if (argc < 1)
2029 return ERROR_COMMAND_SYNTAX_ERROR;
2030
2031 unsigned size = 0;
2032 switch (cmd[2]) {
2033 case 'w': size = 4; break;
2034 case 'h': size = 2; break;
2035 case 'b': size = 1; break;
2036 default: return ERROR_COMMAND_SYNTAX_ERROR;
2037 }
2038
2039 u32 address = strtoul(args[0], NULL, 0);
2040
2041 unsigned count = 1;
2042 if (argc == 2)
2043 count = strtoul(args[1], NULL, 0);
2044
2045 u8 *buffer = calloc(count, size);
2046
2047 target_t *target = get_current_target(cmd_ctx);
2048 int retval = target_read_memory(target,
2049 address, size, count, buffer);
2050 if (ERROR_OK == retval)
2051 handle_md_output(cmd_ctx, target, address, size, count, buffer);
2052
2053 free(buffer);
2054
2055 return retval;
2056 }
2057
2058 static int handle_mw_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
2059 {
2060 u32 address = 0;
2061 u32 value = 0;
2062 int count = 1;
2063 int i;
2064 int wordsize;
2065 target_t *target = get_current_target(cmd_ctx);
2066 u8 value_buf[4];
2067
2068 if ((argc < 2) || (argc > 3))
2069 return ERROR_COMMAND_SYNTAX_ERROR;
2070
2071 address = strtoul(args[0], NULL, 0);
2072 value = strtoul(args[1], NULL, 0);
2073 if (argc == 3)
2074 count = strtoul(args[2], NULL, 0);
2075
2076 switch (cmd[2])
2077 {
2078 case 'w':
2079 wordsize = 4;
2080 target_buffer_set_u32(target, value_buf, value);
2081 break;
2082 case 'h':
2083 wordsize = 2;
2084 target_buffer_set_u16(target, value_buf, value);
2085 break;
2086 case 'b':
2087 wordsize = 1;
2088 value_buf[0] = value;
2089 break;
2090 default:
2091 return ERROR_COMMAND_SYNTAX_ERROR;
2092 }
2093 for (i=0; i<count; i++)
2094 {
2095 int retval = target_write_memory(target,
2096 address + i * wordsize, wordsize, 1, value_buf);
2097 if (ERROR_OK != retval)
2098 return retval;
2099 keep_alive();
2100 }
2101
2102 return ERROR_OK;
2103
2104 }
2105
2106 static int handle_load_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
2107 {
2108 u8 *buffer;
2109 u32 buf_cnt;
2110 u32 image_size;
2111 u32 min_address=0;
2112 u32 max_address=0xffffffff;
2113 int i;
2114 int retval, retvaltemp;
2115
2116 image_t image;
2117
2118 duration_t duration;
2119 char *duration_text;
2120
2121 target_t *target = get_current_target(cmd_ctx);
2122
2123 if ((argc < 1)||(argc > 5))
2124 {
2125 return ERROR_COMMAND_SYNTAX_ERROR;
2126 }
2127
2128 /* a base address isn't always necessary, default to 0x0 (i.e. don't relocate) */
2129 if (argc >= 2)
2130 {
2131 image.base_address_set = 1;
2132 image.base_address = strtoul(args[1], NULL, 0);
2133 }
2134 else
2135 {
2136 image.base_address_set = 0;
2137 }
2138
2139
2140 image.start_address_set = 0;
2141
2142 if (argc>=4)
2143 {
2144 min_address=strtoul(args[3], NULL, 0);
2145 }
2146 if (argc>=5)
2147 {
2148 max_address=strtoul(args[4], NULL, 0)+min_address;
2149 }
2150
2151 if (min_address>max_address)
2152 {
2153 return ERROR_COMMAND_SYNTAX_ERROR;
2154 }
2155
2156 duration_start_measure(&duration);
2157
2158 if (image_open(&image, args[0], (argc >= 3) ? args[2] : NULL) != ERROR_OK)
2159 {
2160 return ERROR_OK;
2161 }
2162
2163 image_size = 0x0;
2164 retval = ERROR_OK;
2165 for (i = 0; i < image.num_sections; i++)
2166 {
2167 buffer = malloc(image.sections[i].size);
2168 if (buffer == NULL)
2169 {
2170 command_print(cmd_ctx, "error allocating buffer for section (%d bytes)", image.sections[i].size);
2171 break;
2172 }
2173
2174 if ((retval = image_read_section(&image, i, 0x0, image.sections[i].size, buffer, &buf_cnt)) != ERROR_OK)
2175 {
2176 free(buffer);
2177 break;
2178 }
2179
2180 u32 offset=0;
2181 u32 length=buf_cnt;
2182
2183 /* DANGER!!! beware of unsigned comparision here!!! */
2184
2185 if ((image.sections[i].base_address+buf_cnt>=min_address)&&
2186 (image.sections[i].base_address<max_address))
2187 {
2188 if (image.sections[i].base_address<min_address)
2189 {
2190 /* clip addresses below */
2191 offset+=min_address-image.sections[i].base_address;
2192 length-=offset;
2193 }
2194
2195 if (image.sections[i].base_address+buf_cnt>max_address)
2196 {
2197 length-=(image.sections[i].base_address+buf_cnt)-max_address;
2198 }
2199
2200 if ((retval = target_write_buffer(target, image.sections[i].base_address+offset, length, buffer+offset)) != ERROR_OK)
2201 {
2202 free(buffer);
2203 break;
2204 }
2205 image_size += length;
2206 command_print(cmd_ctx, "%u byte written at address 0x%8.8x", length, image.sections[i].base_address+offset);
2207 }
2208
2209 free(buffer);
2210 }
2211
2212 if((retvaltemp = duration_stop_measure(&duration, &duration_text)) != ERROR_OK)
2213 {
2214 image_close(&image);
2215 return retvaltemp;
2216 }
2217
2218 if (retval==ERROR_OK)
2219 {
2220 command_print(cmd_ctx, "downloaded %u byte in %s", image_size, duration_text);
2221 }
2222 free(duration_text);
2223
2224 image_close(&image);
2225
2226 return retval;
2227
2228 }
2229
2230 static int handle_dump_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
2231 {
2232 fileio_t fileio;
2233
2234 u32 address;
2235 u32 size;
2236 u8 buffer[560];
2237 int retval=ERROR_OK, retvaltemp;
2238
2239 duration_t duration;
2240 char *duration_text;
2241
2242 target_t *target = get_current_target(cmd_ctx);
2243
2244 if (argc != 3)
2245 {
2246 command_print(cmd_ctx, "usage: dump_image <filename> <address> <size>");
2247 return ERROR_OK;
2248 }
2249
2250 address = strtoul(args[1], NULL, 0);
2251 size = strtoul(args[2], NULL, 0);
2252
2253 if (fileio_open(&fileio, args[0], FILEIO_WRITE, FILEIO_BINARY) != ERROR_OK)
2254 {
2255 return ERROR_OK;
2256 }
2257
2258 duration_start_measure(&duration);
2259
2260 while (size > 0)
2261 {
2262 u32 size_written;
2263 u32 this_run_size = (size > 560) ? 560 : size;
2264
2265 retval = target_read_buffer(target, address, this_run_size, buffer);
2266 if (retval != ERROR_OK)
2267 {
2268 break;
2269 }
2270
2271 retval = fileio_write(&fileio, this_run_size, buffer, &size_written);
2272 if (retval != ERROR_OK)
2273 {
2274 break;
2275 }
2276
2277 size -= this_run_size;
2278 address += this_run_size;
2279 }
2280
2281 if((retvaltemp = fileio_close(&fileio)) != ERROR_OK)
2282 return retvaltemp;
2283
2284 if((retvaltemp = duration_stop_measure(&duration, &duration_text)) != ERROR_OK)
2285 return retvaltemp;
2286
2287 if (retval==ERROR_OK)
2288 {
2289 command_print(cmd_ctx, "dumped %lld byte in %s",
2290 fileio.size, duration_text);
2291 free(duration_text);
2292 }
2293
2294 return retval;
2295 }
2296
2297 static int handle_verify_image_command_internal(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc, int verify)
2298 {
2299 u8 *buffer;
2300 u32 buf_cnt;
2301 u32 image_size;
2302 int i;
2303 int retval, retvaltemp;
2304 u32 checksum = 0;
2305 u32 mem_checksum = 0;
2306
2307 image_t image;
2308
2309 duration_t duration;
2310 char *duration_text;
2311
2312 target_t *target = get_current_target(cmd_ctx);
2313
2314 if (argc < 1)
2315 {
2316 return ERROR_COMMAND_SYNTAX_ERROR;
2317 }
2318
2319 if (!target)
2320 {
2321 LOG_ERROR("no target selected");
2322 return ERROR_FAIL;
2323 }
2324
2325 duration_start_measure(&duration);
2326
2327 if (argc >= 2)
2328 {
2329 image.base_address_set = 1;
2330 image.base_address = strtoul(args[1], NULL, 0);
2331 }
2332 else
2333 {
2334 image.base_address_set = 0;
2335 image.base_address = 0x0;
2336 }
2337
2338 image.start_address_set = 0;
2339
2340 if ((retval=image_open(&image, args[0], (argc == 3) ? args[2] : NULL)) != ERROR_OK)
2341 {
2342 return retval;
2343 }
2344
2345 image_size = 0x0;
2346 retval=ERROR_OK;
2347 for (i = 0; i < image.num_sections; i++)
2348 {
2349 buffer = malloc(image.sections[i].size);
2350 if (buffer == NULL)
2351 {
2352 command_print(cmd_ctx, "error allocating buffer for section (%d bytes)", image.sections[i].size);
2353 break;
2354 }
2355 if ((retval = image_read_section(&image, i, 0x0, image.sections[i].size, buffer, &buf_cnt)) != ERROR_OK)
2356 {
2357 free(buffer);
2358 break;
2359 }
2360
2361 if (verify)
2362 {
2363 /* calculate checksum of image */
2364 image_calculate_checksum( buffer, buf_cnt, &checksum );
2365
2366 retval = target_checksum_memory(target, image.sections[i].base_address, buf_cnt, &mem_checksum);
2367 if( retval != ERROR_OK )
2368 {
2369 free(buffer);
2370 break;
2371 }
2372
2373 if( checksum != mem_checksum )
2374 {
2375 /* failed crc checksum, fall back to a binary compare */
2376 u8 *data;
2377
2378 command_print(cmd_ctx, "checksum mismatch - attempting binary compare");
2379
2380 data = (u8*)malloc(buf_cnt);
2381
2382 /* Can we use 32bit word accesses? */
2383 int size = 1;
2384 int count = buf_cnt;
2385 if ((count % 4) == 0)
2386 {
2387 size *= 4;
2388 count /= 4;
2389 }
2390 retval = target_read_memory(target, image.sections[i].base_address, size, count, data);
2391 if (retval == ERROR_OK)
2392 {
2393 u32 t;
2394 for (t = 0; t < buf_cnt; t++)
2395 {
2396 if (data[t] != buffer[t])
2397 {
2398 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]);
2399 free(data);
2400 free(buffer);
2401 retval=ERROR_FAIL;
2402 goto done;
2403 }
2404 if ((t%16384)==0)
2405 {
2406 keep_alive();
2407 }
2408 }
2409 }
2410
2411 free(data);
2412 }
2413 } else
2414 {
2415 command_print(cmd_ctx, "address 0x%08x length 0x%08x", image.sections[i].base_address, buf_cnt);
2416 }
2417
2418 free(buffer);
2419 image_size += buf_cnt;
2420 }
2421 done:
2422
2423 if((retvaltemp = duration_stop_measure(&duration, &duration_text)) != ERROR_OK)
2424 {
2425 image_close(&image);
2426 return retvaltemp;
2427 }
2428
2429 if (retval==ERROR_OK)
2430 {
2431 command_print(cmd_ctx, "verified %u bytes in %s", image_size, duration_text);
2432 }
2433 free(duration_text);
2434
2435 image_close(&image);
2436
2437 return retval;
2438 }
2439
2440 static int handle_verify_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
2441 {
2442 return handle_verify_image_command_internal(cmd_ctx, cmd, args, argc, 1);
2443 }
2444
2445 static int handle_test_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
2446 {
2447 return handle_verify_image_command_internal(cmd_ctx, cmd, args, argc, 0);
2448 }
2449
2450 static int handle_bp_command_list(struct command_context_s *cmd_ctx)
2451 {
2452 target_t *target = get_current_target(cmd_ctx);
2453 breakpoint_t *breakpoint = target->breakpoints;
2454 while (breakpoint)
2455 {
2456 if (breakpoint->type == BKPT_SOFT)
2457 {
2458 char* buf = buf_to_str(breakpoint->orig_instr,
2459 breakpoint->length, 16);
2460 command_print(cmd_ctx, "0x%8.8x, 0x%x, %i, 0x%s",
2461 breakpoint->address, breakpoint->length,
2462 breakpoint->set, buf);
2463 free(buf);
2464 }
2465 else
2466 {
2467 command_print(cmd_ctx, "0x%8.8x, 0x%x, %i",
2468 breakpoint->address, breakpoint->length, breakpoint->set);
2469 }
2470
2471 breakpoint = breakpoint->next;
2472 }
2473 return ERROR_OK;
2474 }
2475
2476 static int handle_bp_command_set(struct command_context_s *cmd_ctx,
2477 u32 addr, u32 length, int hw)
2478 {
2479 target_t *target = get_current_target(cmd_ctx);
2480 int retval = breakpoint_add(target, addr, length, hw);
2481 if (ERROR_OK == retval)
2482 command_print(cmd_ctx, "breakpoint set at 0x%8.8x", addr);
2483 else
2484 LOG_ERROR("Failure setting breakpoint");
2485 return retval;
2486 }
2487
2488 static int handle_bp_command(struct command_context_s *cmd_ctx,
2489 char *cmd, char **args, int argc)
2490 {
2491 if (argc == 0)
2492 return handle_bp_command_list(cmd_ctx);
2493
2494 if (argc < 2 || argc > 3)
2495 {
2496 command_print(cmd_ctx, "usage: bp <address> <length> ['hw']");
2497 return ERROR_COMMAND_SYNTAX_ERROR;
2498 }
2499
2500 u32 addr = strtoul(args[0], NULL, 0);
2501 u32 length = strtoul(args[1], NULL, 0);
2502
2503 int hw = BKPT_SOFT;
2504 if (argc == 3)
2505 {
2506 if (strcmp(args[2], "hw") == 0)
2507 hw = BKPT_HARD;
2508 else
2509 return ERROR_COMMAND_SYNTAX_ERROR;
2510 }
2511
2512 return handle_bp_command_set(cmd_ctx, addr, length, hw);
2513 }
2514
2515 static int handle_rbp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
2516 {
2517 target_t *target = get_current_target(cmd_ctx);
2518
2519 if (argc > 0)
2520 breakpoint_remove(target, strtoul(args[0], NULL, 0));
2521
2522 return ERROR_OK;
2523 }
2524
2525 static int handle_wp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
2526 {
2527 target_t *target = get_current_target(cmd_ctx);
2528 int retval;
2529
2530 if (argc == 0)
2531 {
2532 watchpoint_t *watchpoint = target->watchpoints;
2533
2534 while (watchpoint)
2535 {
2536 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);
2537 watchpoint = watchpoint->next;
2538 }
2539 }
2540 else if (argc >= 2)
2541 {
2542 enum watchpoint_rw type = WPT_ACCESS;
2543 u32 data_value = 0x0;
2544 u32 data_mask = 0xffffffff;
2545
2546 if (argc >= 3)
2547 {
2548 switch(args[2][0])
2549 {
2550 case 'r':
2551 type = WPT_READ;
2552 break;
2553 case 'w':
2554 type = WPT_WRITE;
2555 break;
2556 case 'a':
2557 type = WPT_ACCESS;
2558 break;
2559 default:
2560 command_print(cmd_ctx, "usage: wp <address> <length> [r/w/a] [value] [mask]");
2561 return ERROR_OK;
2562 }
2563 }
2564 if (argc >= 4)
2565 {
2566 data_value = strtoul(args[3], NULL, 0);
2567 }
2568 if (argc >= 5)
2569 {
2570 data_mask = strtoul(args[4], NULL, 0);
2571 }
2572
2573 if ((retval = watchpoint_add(target, strtoul(args[0], NULL, 0),
2574 strtoul(args[1], NULL, 0), type, data_value, data_mask)) != ERROR_OK)
2575 {
2576 LOG_ERROR("Failure setting breakpoints");
2577 }
2578 }
2579 else
2580 {
2581 command_print(cmd_ctx, "usage: wp <address> <length> [r/w/a] [value] [mask]");
2582 }
2583
2584 return ERROR_OK;
2585 }
2586
2587 static int handle_rwp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
2588 {
2589 if (argc != 1)
2590 return ERROR_COMMAND_SYNTAX_ERROR;
2591
2592 target_t *target = get_current_target(cmd_ctx);
2593 watchpoint_remove(target, strtoul(args[0], NULL, 0));
2594
2595 return ERROR_OK;
2596 }
2597
2598
2599 /**
2600 * Translate a virtual address to a physical address.
2601 *
2602 * The low-level target implementation must have logged a detailed error
2603 * which is forwarded to telnet/GDB session.
2604 */
2605 static int handle_virt2phys_command(command_context_t *cmd_ctx,
2606 char *cmd, char **args, int argc)
2607 {
2608 if (argc != 1)
2609 return ERROR_COMMAND_SYNTAX_ERROR;
2610
2611 target_t *target = get_current_target(cmd_ctx);
2612 u32 va = strtoul(args[0], NULL, 0);
2613 u32 pa;
2614
2615 int retval = target->type->virt2phys(target, va, &pa);
2616 if (retval == ERROR_OK)
2617 command_print(cmd_ctx, "Physical address 0x%08x", pa);
2618
2619 return retval;
2620 }
2621
2622 static void writeData(FILE *f, const void *data, size_t len)
2623 {
2624 size_t written = fwrite(data, 1, len, f);
2625 if (written != len)
2626 LOG_ERROR("failed to write %zu bytes: %s", len, strerror(errno));
2627 }
2628
2629 static void writeLong(FILE *f, int l)
2630 {
2631 int i;
2632 for (i=0; i<4; i++)
2633 {
2634 char c=(l>>(i*8))&0xff;
2635 writeData(f, &c, 1);
2636 }
2637
2638 }
2639
2640 static void writeString(FILE *f, char *s)
2641 {
2642 writeData(f, s, strlen(s));
2643 }
2644
2645 /* Dump a gmon.out histogram file. */
2646 static void writeGmon(u32 *samples, u32 sampleNum, char *filename)
2647 {
2648 u32 i;
2649 FILE *f=fopen(filename, "w");
2650 if (f==NULL)
2651 return;
2652 writeString(f, "gmon");
2653 writeLong(f, 0x00000001); /* Version */
2654 writeLong(f, 0); /* padding */
2655 writeLong(f, 0); /* padding */
2656 writeLong(f, 0); /* padding */
2657
2658 u8 zero = 0; /* GMON_TAG_TIME_HIST */
2659 writeData(f, &zero, 1);
2660
2661 /* figure out bucket size */
2662 u32 min=samples[0];
2663 u32 max=samples[0];
2664 for (i=0; i<sampleNum; i++)
2665 {
2666 if (min>samples[i])
2667 {
2668 min=samples[i];
2669 }
2670 if (max<samples[i])
2671 {
2672 max=samples[i];
2673 }
2674 }
2675
2676 int addressSpace=(max-min+1);
2677
2678 static const u32 maxBuckets = 256 * 1024; /* maximum buckets. */
2679 u32 length = addressSpace;
2680 if (length > maxBuckets)
2681 {
2682 length=maxBuckets;
2683 }
2684 int *buckets=malloc(sizeof(int)*length);
2685 if (buckets==NULL)
2686 {
2687 fclose(f);
2688 return;
2689 }
2690 memset(buckets, 0, sizeof(int)*length);
2691 for (i=0; i<sampleNum;i++)
2692 {
2693 u32 address=samples[i];
2694 long long a=address-min;
2695 long long b=length-1;
2696 long long c=addressSpace-1;
2697 int index=(a*b)/c; /* danger!!!! int32 overflows */
2698 buckets[index]++;
2699 }
2700
2701 /* append binary memory gmon.out &profile_hist_hdr ((char*)&profile_hist_hdr + sizeof(struct gmon_hist_hdr)) */
2702 writeLong(f, min); /* low_pc */
2703 writeLong(f, max); /* high_pc */
2704 writeLong(f, length); /* # of samples */
2705 writeLong(f, 64000000); /* 64MHz */
2706 writeString(f, "seconds");
2707 for (i=0; i<(15-strlen("seconds")); i++)
2708 writeData(f, &zero, 1);
2709 writeString(f, "s");
2710
2711 /*append binary memory gmon.out profile_hist_data (profile_hist_data + profile_hist_hdr.hist_size) */
2712
2713 char *data=malloc(2*length);
2714 if (data!=NULL)
2715 {
2716 for (i=0; i<length;i++)
2717 {
2718 int val;
2719 val=buckets[i];
2720 if (val>65535)
2721 {
2722 val=65535;
2723 }
2724 data[i*2]=val&0xff;
2725 data[i*2+1]=(val>>8)&0xff;
2726 }
2727 free(buckets);
2728 writeData(f, data, length * 2);
2729 free(data);
2730 } else
2731 {
2732 free(buckets);
2733 }
2734
2735 fclose(f);
2736 }
2737
2738 /* profiling samples the CPU PC as quickly as OpenOCD is able, which will be used as a random sampling of PC */
2739 static int handle_profile_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
2740 {
2741 target_t *target = get_current_target(cmd_ctx);
2742 struct timeval timeout, now;
2743
2744 gettimeofday(&timeout, NULL);
2745 if (argc!=2)
2746 {
2747 return ERROR_COMMAND_SYNTAX_ERROR;
2748 }
2749 char *end;
2750 timeval_add_time(&timeout, strtoul(args[0], &end, 0), 0);
2751 if (*end)
2752 {
2753 return ERROR_OK;
2754 }
2755
2756 command_print(cmd_ctx, "Starting profiling. Halting and resuming the target as often as we can...");
2757
2758 static const int maxSample=10000;
2759 u32 *samples=malloc(sizeof(u32)*maxSample);
2760 if (samples==NULL)
2761 return ERROR_OK;
2762
2763 int numSamples=0;
2764 int retval=ERROR_OK;
2765 /* hopefully it is safe to cache! We want to stop/restart as quickly as possible. */
2766 reg_t *reg = register_get_by_name(target->reg_cache, "pc", 1);
2767
2768 for (;;)
2769 {
2770 target_poll(target);
2771 if (target->state == TARGET_HALTED)
2772 {
2773 u32 t=*((u32 *)reg->value);
2774 samples[numSamples++]=t;
2775 retval = target_resume(target, 1, 0, 0, 0); /* current pc, addr = 0, do not handle breakpoints, not debugging */
2776 target_poll(target);
2777 alive_sleep(10); /* sleep 10ms, i.e. <100 samples/second. */
2778 } else if (target->state == TARGET_RUNNING)
2779 {
2780 /* We want to quickly sample the PC. */
2781 if((retval = target_halt(target)) != ERROR_OK)
2782 {
2783 free(samples);
2784 return retval;
2785 }
2786 } else
2787 {
2788 command_print(cmd_ctx, "Target not halted or running");
2789 retval=ERROR_OK;
2790 break;
2791 }
2792 if (retval!=ERROR_OK)
2793 {
2794 break;
2795 }
2796
2797 gettimeofday(&now, NULL);
2798 if ((numSamples>=maxSample) || ((now.tv_sec >= timeout.tv_sec) && (now.tv_usec >= timeout.tv_usec)))
2799 {
2800 command_print(cmd_ctx, "Profiling completed. %d samples.", numSamples);
2801 if((retval = target_poll(target)) != ERROR_OK)
2802 {
2803 free(samples);
2804 return retval;
2805 }
2806 if (target->state == TARGET_HALTED)
2807 {
2808 target_resume(target, 1, 0, 0, 0); /* current pc, addr = 0, do not handle breakpoints, not debugging */
2809 }
2810 if((retval = target_poll(target)) != ERROR_OK)
2811 {
2812 free(samples);
2813 return retval;
2814 }
2815 writeGmon(samples, numSamples, args[1]);
2816 command_print(cmd_ctx, "Wrote %s", args[1]);
2817 break;
2818 }
2819 }
2820 free(samples);
2821
2822 return ERROR_OK;
2823 }
2824
2825 static int new_int_array_element(Jim_Interp * interp, const char *varname, int idx, u32 val)
2826 {
2827 char *namebuf;
2828 Jim_Obj *nameObjPtr, *valObjPtr;
2829 int result;
2830
2831 namebuf = alloc_printf("%s(%d)", varname, idx);
2832 if (!namebuf)
2833 return JIM_ERR;
2834
2835 nameObjPtr = Jim_NewStringObj(interp, namebuf, -1);
2836 valObjPtr = Jim_NewIntObj(interp, val);
2837 if (!nameObjPtr || !valObjPtr)
2838 {
2839 free(namebuf);
2840 return JIM_ERR;
2841 }
2842
2843 Jim_IncrRefCount(nameObjPtr);
2844 Jim_IncrRefCount(valObjPtr);
2845 result = Jim_SetVariable(interp, nameObjPtr, valObjPtr);
2846 Jim_DecrRefCount(interp, nameObjPtr);
2847 Jim_DecrRefCount(interp, valObjPtr);
2848 free(namebuf);
2849 /* printf("%s(%d) <= 0%08x\n", varname, idx, val); */
2850 return result;
2851 }
2852
2853 static int jim_mem2array(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
2854 {
2855 command_context_t *context;
2856 target_t *target;
2857
2858 context = Jim_GetAssocData(interp, "context");
2859 if (context == NULL)
2860 {
2861 LOG_ERROR("mem2array: no command context");
2862 return JIM_ERR;
2863 }
2864 target = get_current_target(context);
2865 if (target == NULL)
2866 {
2867 LOG_ERROR("mem2array: no current target");
2868 return JIM_ERR;
2869 }
2870
2871 return target_mem2array(interp, target, argc-1, argv+1);
2872 }
2873
2874 static int target_mem2array(Jim_Interp *interp, target_t *target, int argc, Jim_Obj *const *argv)
2875 {
2876 long l;
2877 u32 width;
2878 int len;
2879 u32 addr;
2880 u32 count;
2881 u32 v;
2882 const char *varname;
2883 u8 buffer[4096];
2884 int n, e, retval;
2885 u32 i;
2886
2887 /* argv[1] = name of array to receive the data
2888 * argv[2] = desired width
2889 * argv[3] = memory address
2890 * argv[4] = count of times to read
2891 */
2892 if (argc != 4) {
2893 Jim_WrongNumArgs(interp, 1, argv, "varname width addr nelems");
2894 return JIM_ERR;
2895 }
2896 varname = Jim_GetString(argv[0], &len);
2897 /* given "foo" get space for worse case "foo(%d)" .. add 20 */
2898
2899 e = Jim_GetLong(interp, argv[1], &l);
2900 width = l;
2901 if (e != JIM_OK) {
2902 return e;
2903 }
2904
2905 e = Jim_GetLong(interp, argv[2], &l);
2906 addr = l;
2907 if (e != JIM_OK) {
2908 return e;
2909 }
2910 e = Jim_GetLong(interp, argv[3], &l);
2911 len = l;
2912 if (e != JIM_OK) {
2913 return e;
2914 }
2915 switch (width) {
2916 case 8:
2917 width = 1;
2918 break;
2919 case 16:
2920 width = 2;
2921 break;
2922 case 32:
2923 width = 4;
2924 break;
2925 default:
2926 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
2927 Jim_AppendStrings( interp, Jim_GetResult(interp), "Invalid width param, must be 8/16/32", NULL );
2928 return JIM_ERR;
2929 }
2930 if (len == 0) {
2931 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
2932 Jim_AppendStrings(interp, Jim_GetResult(interp), "mem2array: zero width read?", NULL);
2933 return JIM_ERR;
2934 }
2935 if ((addr + (len * width)) < addr) {
2936 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
2937 Jim_AppendStrings(interp, Jim_GetResult(interp), "mem2array: addr + len - wraps to zero?", NULL);
2938 return JIM_ERR;
2939 }
2940 /* absurd transfer size? */
2941 if (len > 65536) {
2942 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
2943 Jim_AppendStrings(interp, Jim_GetResult(interp), "mem2array: absurd > 64K item request", NULL);
2944 return JIM_ERR;
2945 }
2946
2947 if ((width == 1) ||
2948 ((width == 2) && ((addr & 1) == 0)) ||
2949 ((width == 4) && ((addr & 3) == 0))) {
2950 /* all is well */
2951 } else {
2952 char buf[100];
2953 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
2954 sprintf(buf, "mem2array address: 0x%08x is not aligned for %d byte reads", addr, width);
2955 Jim_AppendStrings(interp, Jim_GetResult(interp), buf , NULL);
2956 return JIM_ERR;
2957 }
2958
2959 /* Transfer loop */
2960
2961 /* index counter */
2962 n = 0;
2963 /* assume ok */
2964 e = JIM_OK;
2965 while (len) {
2966 /* Slurp... in buffer size chunks */
2967
2968 count = len; /* in objects.. */
2969 if (count > (sizeof(buffer)/width)) {
2970 count = (sizeof(buffer)/width);
2971 }
2972
2973 retval = target_read_memory( target, addr, width, count, buffer );
2974 if (retval != ERROR_OK) {
2975 /* BOO !*/
2976 LOG_ERROR("mem2array: Read @ 0x%08x, w=%d, cnt=%d, failed", addr, width, count);
2977 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
2978 Jim_AppendStrings(interp, Jim_GetResult(interp), "mem2array: cannot read memory", NULL);
2979 e = JIM_ERR;
2980 len = 0;
2981 } else {
2982 v = 0; /* shut up gcc */
2983 for (i = 0 ;i < count ;i++, n++) {
2984 switch (width) {
2985 case 4:
2986 v = target_buffer_get_u32(target, &buffer[i*width]);
2987 break;
2988 case 2:
2989 v = target_buffer_get_u16(target, &buffer[i*width]);
2990 break;
2991 case 1:
2992 v = buffer[i] & 0x0ff;
2993 break;
2994 }
2995 new_int_array_element(interp, varname, n, v);
2996 }
2997 len -= count;
2998 }
2999 }
3000
3001 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
3002
3003 return JIM_OK;
3004 }
3005
3006 static int get_int_array_element(Jim_Interp * interp, const char *varname, int idx, u32 *val)
3007 {
3008 char *namebuf;
3009 Jim_Obj *nameObjPtr, *valObjPtr;
3010 int result;
3011 long l;
3012
3013 namebuf = alloc_printf("%s(%d)", varname, idx);
3014 if (!namebuf)
3015 return JIM_ERR;
3016
3017 nameObjPtr = Jim_NewStringObj(interp, namebuf, -1);
3018 if (!nameObjPtr)
3019 {
3020 free(namebuf);
3021 return JIM_ERR;
3022 }
3023
3024 Jim_IncrRefCount(nameObjPtr);
3025 valObjPtr = Jim_GetVariable(interp, nameObjPtr, JIM_ERRMSG);
3026 Jim_DecrRefCount(interp, nameObjPtr);
3027 free(namebuf);
3028 if (valObjPtr == NULL)
3029 return JIM_ERR;
3030
3031 result = Jim_GetLong(interp, valObjPtr, &l);
3032 /* printf("%s(%d) => 0%08x\n", varname, idx, val); */
3033 *val = l;
3034 return result;
3035 }
3036
3037 static int jim_array2mem(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
3038 {
3039 command_context_t *context;
3040 target_t *target;
3041
3042 context = Jim_GetAssocData(interp, "context");
3043 if (context == NULL){
3044 LOG_ERROR("array2mem: no command context");
3045 return JIM_ERR;
3046 }
3047 target = get_current_target(context);
3048 if (target == NULL){
3049 LOG_ERROR("array2mem: no current target");
3050 return JIM_ERR;
3051 }
3052
3053 return target_array2mem( interp,target, argc-1, argv+1 );
3054 }
3055
3056 static int target_array2mem(Jim_Interp *interp, target_t *target, int argc, Jim_Obj *const *argv)
3057 {
3058 long l;
3059 u32 width;
3060 int len;
3061 u32 addr;
3062 u32 count;
3063 u32 v;
3064 const char *varname;
3065 u8 buffer[4096];
3066 int n, e, retval;
3067 u32 i;
3068
3069 /* argv[1] = name of array to get the data
3070 * argv[2] = desired width
3071 * argv[3] = memory address
3072 * argv[4] = count to write
3073 */
3074 if (argc != 4) {
3075 Jim_WrongNumArgs(interp, 1, argv, "varname width addr nelems");
3076 return JIM_ERR;
3077 }
3078 varname = Jim_GetString(argv[0], &len);
3079 /* given "foo" get space for worse case "foo(%d)" .. add 20 */
3080
3081 e = Jim_GetLong(interp, argv[1], &l);
3082 width = l;
3083 if (e != JIM_OK) {
3084 return e;
3085 }
3086
3087 e = Jim_GetLong(interp, argv[2], &l);
3088 addr = l;
3089 if (e != JIM_OK) {
3090 return e;
3091 }
3092 e = Jim_GetLong(interp, argv[3], &l);
3093 len = l;
3094 if (e != JIM_OK) {
3095 return e;
3096 }
3097 switch (width) {
3098 case 8:
3099 width = 1;
3100 break;
3101 case 16:
3102 width = 2;
3103 break;
3104 case 32:
3105 width = 4;
3106 break;
3107 default:
3108 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
3109 Jim_AppendStrings( interp, Jim_GetResult(interp), "Invalid width param, must be 8/16/32", NULL );
3110 return JIM_ERR;
3111 }
3112 if (len == 0) {
3113 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
3114 Jim_AppendStrings(interp, Jim_GetResult(interp), "array2mem: zero width read?", NULL);
3115 return JIM_ERR;
3116 }
3117 if ((addr + (len * width)) < addr) {
3118 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
3119 Jim_AppendStrings(interp, Jim_GetResult(interp), "array2mem: addr + len - wraps to zero?", NULL);
3120 return JIM_ERR;
3121 }
3122 /* absurd transfer size? */
3123 if (len > 65536) {
3124 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
3125 Jim_AppendStrings(interp, Jim_GetResult(interp), "array2mem: absurd > 64K item request", NULL);
3126 return JIM_ERR;
3127 }
3128
3129 if ((width == 1) ||
3130 ((width == 2) && ((addr & 1) == 0)) ||
3131 ((width == 4) && ((addr & 3) == 0))) {
3132 /* all is well */
3133 } else {
3134 char buf[100];
3135 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
3136 sprintf(buf, "array2mem address: 0x%08x is not aligned for %d byte reads", addr, width);
3137 Jim_AppendStrings(interp, Jim_GetResult(interp), buf , NULL);
3138 return JIM_ERR;
3139 }
3140
3141 /* Transfer loop */
3142
3143 /* index counter */
3144 n = 0;
3145 /* assume ok */
3146 e = JIM_OK;
3147 while (len) {
3148 /* Slurp... in buffer size chunks */
3149
3150 count = len; /* in objects.. */
3151 if (count > (sizeof(buffer)/width)) {
3152 count = (sizeof(buffer)/width);
3153 }
3154
3155 v = 0; /* shut up gcc */
3156 for (i = 0 ;i < count ;i++, n++) {
3157 get_int_array_element(interp, varname, n, &v);
3158 switch (width) {
3159 case 4:
3160 target_buffer_set_u32(target, &buffer[i*width], v);
3161 break;
3162 case 2:
3163 target_buffer_set_u16(target, &buffer[i*width], v);
3164 break;
3165 case 1:
3166 buffer[i] = v & 0x0ff;
3167 break;
3168 }
3169 }
3170 len -= count;
3171
3172 retval = target_write_memory(target, addr, width, count, buffer);
3173 if (retval != ERROR_OK) {
3174 /* BOO !*/
3175 LOG_ERROR("array2mem: Write @ 0x%08x, w=%d, cnt=%d, failed", addr, width, count);
3176 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
3177 Jim_AppendStrings(interp, Jim_GetResult(interp), "array2mem: cannot read memory", NULL);
3178 e = JIM_ERR;
3179 len = 0;
3180 }
3181 }
3182
3183 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
3184
3185 return JIM_OK;
3186 }
3187
3188 void target_all_handle_event( enum target_event e )
3189 {
3190 target_t *target;
3191
3192 LOG_DEBUG( "**all*targets: event: %d, %s",
3193 e,
3194 Jim_Nvp_value2name_simple( nvp_target_event, e )->name );
3195
3196 target = all_targets;
3197 while (target){
3198 target_handle_event( target, e );
3199 target = target->next;
3200 }
3201 }
3202
3203 void target_handle_event( target_t *target, enum target_event e )
3204 {
3205 target_event_action_t *teap;
3206 int done;
3207
3208 teap = target->event_action;
3209
3210 done = 0;
3211 while( teap ){
3212 if( teap->event == e ){
3213 done = 1;
3214 LOG_DEBUG( "target: (%d) %s (%s) event: %d (%s) action: %s\n",
3215 target->target_number,
3216 target->cmd_name,
3217 target_get_name(target),
3218 e,
3219 Jim_Nvp_value2name_simple( nvp_target_event, e )->name,
3220 Jim_GetString( teap->body, NULL ) );
3221 if (Jim_EvalObj( interp, teap->body )!=JIM_OK)
3222 {
3223 Jim_PrintErrorMessage(interp);
3224 }
3225 }
3226 teap = teap->next;
3227 }
3228 if( !done ){
3229 LOG_DEBUG( "event: %d %s - no action",
3230 e,
3231 Jim_Nvp_value2name_simple( nvp_target_event, e )->name );
3232 }
3233 }
3234
3235 enum target_cfg_param {
3236 TCFG_TYPE,
3237 TCFG_EVENT,
3238 TCFG_WORK_AREA_VIRT,
3239 TCFG_WORK_AREA_PHYS,
3240 TCFG_WORK_AREA_SIZE,
3241 TCFG_WORK_AREA_BACKUP,
3242 TCFG_ENDIAN,
3243 TCFG_VARIANT,
3244 TCFG_CHAIN_POSITION,
3245 };
3246
3247 static Jim_Nvp nvp_config_opts[] = {
3248 { .name = "-type", .value = TCFG_TYPE },
3249 { .name = "-event", .value = TCFG_EVENT },
3250 { .name = "-work-area-virt", .value = TCFG_WORK_AREA_VIRT },
3251 { .name = "-work-area-phys", .value = TCFG_WORK_AREA_PHYS },
3252 { .name = "-work-area-size", .value = TCFG_WORK_AREA_SIZE },
3253 { .name = "-work-area-backup", .value = TCFG_WORK_AREA_BACKUP },
3254 { .name = "-endian" , .value = TCFG_ENDIAN },
3255 { .name = "-variant", .value = TCFG_VARIANT },
3256 { .name = "-chain-position", .value = TCFG_CHAIN_POSITION },
3257
3258 { .name = NULL, .value = -1 }
3259 };
3260
3261 static int target_configure( Jim_GetOptInfo *goi, target_t *target )
3262 {
3263 Jim_Nvp *n;
3264 Jim_Obj *o;
3265 jim_wide w;
3266 char *cp;
3267 int e;
3268
3269 /* parse config or cget options ... */
3270 while( goi->argc > 0 ){
3271 Jim_SetEmptyResult( goi->interp );
3272 /* Jim_GetOpt_Debug( goi ); */
3273
3274 if( target->type->target_jim_configure ){
3275 /* target defines a configure function */
3276 /* target gets first dibs on parameters */
3277 e = (*(target->type->target_jim_configure))( target, goi );
3278 if( e == JIM_OK ){
3279 /* more? */
3280 continue;
3281 }
3282 if( e == JIM_ERR ){
3283 /* An error */
3284 return e;
3285 }
3286 /* otherwise we 'continue' below */
3287 }
3288 e = Jim_GetOpt_Nvp( goi, nvp_config_opts, &n );
3289 if( e != JIM_OK ){
3290 Jim_GetOpt_NvpUnknown( goi, nvp_config_opts, 0 );
3291 return e;
3292 }
3293 switch( n->value ){
3294 case TCFG_TYPE:
3295 /* not setable */
3296 if( goi->isconfigure ){
3297 Jim_SetResult_sprintf( goi->interp, "not setable: %s", n->name );
3298 return JIM_ERR;
3299 } else {
3300 no_params:
3301 if( goi->argc != 0 ){
3302 Jim_WrongNumArgs( goi->interp, goi->argc, goi->argv, "NO PARAMS");
3303 return JIM_ERR;
3304 }
3305 }
3306 Jim_SetResultString( goi->interp, target_get_name(target), -1 );
3307 /* loop for more */
3308 break;
3309 case TCFG_EVENT:
3310 if( goi->argc == 0 ){
3311 Jim_WrongNumArgs( goi->interp, goi->argc, goi->argv, "-event ?event-name? ...");
3312 return JIM_ERR;
3313 }
3314
3315 e = Jim_GetOpt_Nvp( goi, nvp_target_event, &n );
3316 if( e != JIM_OK ){
3317 Jim_GetOpt_NvpUnknown( goi, nvp_target_event, 1 );
3318 return e;
3319 }
3320
3321 if( goi->isconfigure ){
3322 if( goi->argc != 1 ){
3323 Jim_WrongNumArgs( goi->interp, goi->argc, goi->argv, "-event ?event-name? ?EVENT-BODY?");
3324 return JIM_ERR;
3325 }
3326 } else {
3327 if( goi->argc != 0 ){
3328 Jim_WrongNumArgs(goi->interp, goi->argc, goi->argv, "-event ?event-name?");
3329 return JIM_ERR;
3330 }
3331 }
3332
3333 {
3334 target_event_action_t *teap;
3335
3336 teap = target->event_action;
3337 /* replace existing? */
3338 while( teap ){
3339 if( teap->event == (enum target_event)n->value ){
3340 break;
3341 }
3342 teap = teap->next;
3343 }
3344
3345 if( goi->isconfigure ){
3346 if( teap == NULL ){
3347 /* create new */
3348 teap = calloc( 1, sizeof(*teap) );
3349 }
3350 teap->event = n->value;
3351 Jim_GetOpt_Obj( goi, &o );
3352 if( teap->body ){
3353 Jim_DecrRefCount( interp, teap->body );
3354 }
3355 teap->body = Jim_DuplicateObj( goi->interp, o );
3356 /*
3357 * FIXME:
3358 * Tcl/TK - "tk events" have a nice feature.
3359 * See the "BIND" command.
3360 * We should support that here.
3361 * You can specify %X and %Y in the event code.
3362 * The idea is: %T - target name.
3363 * The idea is: %N - target number
3364 * The idea is: %E - event name.
3365 */
3366 Jim_IncrRefCount( teap->body );
3367
3368 /* add to head of event list */
3369 teap->next = target->event_action;
3370 target->event_action = teap;
3371 Jim_SetEmptyResult(goi->interp);
3372 } else {
3373 /* get */
3374 if( teap == NULL ){
3375 Jim_SetEmptyResult( goi->interp );
3376 } else {
3377 Jim_SetResult( goi->interp, Jim_DuplicateObj( goi->interp, teap->body ) );
3378 }
3379 }
3380 }
3381 /* loop for more */
3382 break;
3383
3384 case TCFG_WORK_AREA_VIRT:
3385 if( goi->isconfigure ){
3386 target_free_all_working_areas(target);
3387 e = Jim_GetOpt_Wide( goi, &w );
3388 if( e != JIM_OK ){
3389 return e;
3390 }
3391 target->working_area_virt = w;
3392 } else {
3393 if( goi->argc != 0 ){
3394 goto no_params;
3395 }
3396 }
3397 Jim_SetResult( interp, Jim_NewIntObj( goi->interp, target->working_area_virt ) );
3398 /* loop for more */
3399 break;
3400
3401 case TCFG_WORK_AREA_PHYS:
3402 if( goi->isconfigure ){
3403 target_free_all_working_areas(target);
3404 e = Jim_GetOpt_Wide( goi, &w );
3405 if( e != JIM_OK ){
3406 return e;
3407 }
3408 target->working_area_phys = w;
3409 } else {
3410 if( goi->argc != 0 ){
3411 goto no_params;
3412 }
3413 }
3414 Jim_SetResult( interp, Jim_NewIntObj( goi->interp, target->working_area_phys ) );
3415 /* loop for more */
3416 break;
3417
3418 case TCFG_WORK_AREA_SIZE:
3419 if( goi->isconfigure ){
3420 target_free_all_working_areas(target);
3421 e = Jim_GetOpt_Wide( goi, &w );
3422 if( e != JIM_OK ){
3423 return e;
3424 }
3425 target->working_area_size = w;
3426 } else {
3427 if( goi->argc != 0 ){
3428 goto no_params;
3429 }
3430 }
3431 Jim_SetResult( interp, Jim_NewIntObj( goi->interp, target->working_area_size ) );
3432 /* loop for more */
3433 break;
3434
3435 case TCFG_WORK_AREA_BACKUP:
3436 if( goi->isconfigure ){
3437 target_free_all_working_areas(target);
3438 e = Jim_GetOpt_Wide( goi, &w );
3439 if( e != JIM_OK ){
3440 return e;
3441 }
3442 /* make this exactly 1 or 0 */
3443 target->backup_working_area = (!!w);
3444 } else {
3445 if( goi->argc != 0 ){
3446 goto no_params;
3447 }
3448 }
3449 Jim_SetResult(interp, Jim_NewIntObj(goi->interp, target->backup_working_area));
3450 /* loop for more e*/
3451 break;
3452
3453 case TCFG_ENDIAN:
3454 if( goi->isconfigure ){
3455 e = Jim_GetOpt_Nvp( goi, nvp_target_endian, &n );
3456 if( e != JIM_OK ){
3457 Jim_GetOpt_NvpUnknown( goi, nvp_target_endian, 1 );
3458 return e;
3459 }
3460 target->endianness = n->value;
3461 } else {
3462 if( goi->argc != 0 ){
3463 goto no_params;
3464 }
3465 }
3466 n = Jim_Nvp_value2name_simple( nvp_target_endian, target->endianness );
3467 if( n->name == NULL ){
3468 target->endianness = TARGET_LITTLE_ENDIAN;
3469 n = Jim_Nvp_value2name_simple( nvp_target_endian, target->endianness );
3470 }
3471 Jim_SetResultString( goi->interp, n->name, -1 );
3472 /* loop for more */
3473 break;
3474
3475 case TCFG_VARIANT:
3476 if( goi->isconfigure ){
3477 if( goi->argc < 1 ){
3478 Jim_SetResult_sprintf( goi->interp,
3479 "%s ?STRING?",
3480 n->name );
3481 return JIM_ERR;
3482 }
3483 if( target->variant ){
3484 free((void *)(target->variant));
3485 }
3486 e = Jim_GetOpt_String( goi, &cp, NULL );
3487 target->variant = strdup(cp);
3488 } else {
3489 if( goi->argc != 0 ){
3490 goto no_params;
3491 }
3492 }
3493 Jim_SetResultString( goi->interp, target->variant,-1 );
3494 /* loop for more */
3495 break;
3496 case TCFG_CHAIN_POSITION:
3497 if( goi->isconfigure ){
3498 Jim_Obj *o;
3499 jtag_tap_t *tap;
3500 target_free_all_working_areas(target);
3501 e = Jim_GetOpt_Obj( goi, &o );
3502 if( e != JIM_OK ){
3503 return e;
3504 }
3505 tap = jtag_tap_by_jim_obj( goi->interp, o );
3506 if( tap == NULL ){
3507 return JIM_ERR;
3508 }
3509 /* make this exactly 1 or 0 */
3510 target->tap = tap;
3511 } else {
3512 if( goi->argc != 0 ){
3513 goto no_params;
3514 }
3515 }
3516 Jim_SetResultString( interp, target->tap->dotted_name, -1 );
3517 /* loop for more e*/
3518 break;
3519 }
3520 } /* while( goi->argc ) */
3521
3522
3523 /* done - we return */
3524 return JIM_OK;
3525 }
3526
3527 /** this is the 'tcl' handler for the target specific command */
3528 static int tcl_target_func( Jim_Interp *interp, int argc, Jim_Obj *const *argv )
3529 {
3530 Jim_GetOptInfo goi;
3531 jim_wide a,b,c;
3532 int x,y,z;
3533 u8 target_buf[32];
3534 Jim_Nvp *n;
3535 target_t *target;
3536 struct command_context_s *cmd_ctx;
3537 int e;
3538
3539 enum {
3540 TS_CMD_CONFIGURE,
3541 TS_CMD_CGET,
3542
3543 TS_CMD_MWW, TS_CMD_MWH, TS_CMD_MWB,
3544 TS_CMD_MDW, TS_CMD_MDH, TS_CMD_MDB,
3545 TS_CMD_MRW, TS_CMD_MRH, TS_CMD_MRB,
3546 TS_CMD_MEM2ARRAY, TS_CMD_ARRAY2MEM,
3547 TS_CMD_EXAMINE,
3548 TS_CMD_POLL,
3549 TS_CMD_RESET,
3550 TS_CMD_HALT,
3551 TS_CMD_WAITSTATE,
3552 TS_CMD_EVENTLIST,
3553 TS_CMD_CURSTATE,
3554 TS_CMD_INVOKE_EVENT,
3555 };
3556
3557 static const Jim_Nvp target_options[] = {
3558 { .name = "configure", .value = TS_CMD_CONFIGURE },
3559 { .name = "cget", .value = TS_CMD_CGET },
3560 { .name = "mww", .value = TS_CMD_MWW },
3561 { .name = "mwh", .value = TS_CMD_MWH },
3562 { .name = "mwb", .value = TS_CMD_MWB },
3563 { .name = "mdw", .value = TS_CMD_MDW },
3564 { .name = "mdh", .value = TS_CMD_MDH },
3565 { .name = "mdb", .value = TS_CMD_MDB },
3566 { .name = "mem2array", .value = TS_CMD_MEM2ARRAY },
3567 { .name = "array2mem", .value = TS_CMD_ARRAY2MEM },
3568 { .name = "eventlist", .value = TS_CMD_EVENTLIST },
3569 { .name = "curstate", .value = TS_CMD_CURSTATE },
3570
3571 { .name = "arp_examine", .value = TS_CMD_EXAMINE },
3572 { .name = "arp_poll", .value = TS_CMD_POLL },
3573 { .name = "arp_reset", .value = TS_CMD_RESET },
3574 { .name = "arp_halt", .value = TS_CMD_HALT },
3575 { .name = "arp_waitstate", .value = TS_CMD_WAITSTATE },
3576 { .name = "invoke-event", .value = TS_CMD_INVOKE_EVENT },
3577
3578 { .name = NULL, .value = -1 },
3579 };
3580
3581 /* go past the "command" */
3582 Jim_GetOpt_Setup( &goi, interp, argc-1, argv+1 );
3583
3584 target = Jim_CmdPrivData( goi.interp );
3585 cmd_ctx = Jim_GetAssocData(goi.interp, "context");
3586
3587 /* commands here are in an NVP table */
3588 e = Jim_GetOpt_Nvp( &goi, target_options, &n );
3589 if( e != JIM_OK ){
3590 Jim_GetOpt_NvpUnknown( &goi, target_options, 0 );
3591 return e;
3592 }
3593 /* Assume blank result */
3594 Jim_SetEmptyResult( goi.interp );
3595
3596 switch( n->value ){
3597 case TS_CMD_CONFIGURE:
3598 if( goi.argc < 2 ){
3599 Jim_WrongNumArgs( goi.interp, goi.argc, goi.argv, "missing: -option VALUE ...");
3600 return JIM_ERR;
3601 }
3602 goi.isconfigure = 1;
3603 return target_configure( &goi, target );
3604 case TS_CMD_CGET:
3605 // some things take params
3606 if( goi.argc < 1 ){
3607 Jim_WrongNumArgs( goi.interp, 0, goi.argv, "missing: ?-option?");
3608 return JIM_ERR;
3609 }
3610 goi.isconfigure = 0;
3611 return target_configure( &goi, target );
3612 break;
3613 case TS_CMD_MWW:
3614 case TS_CMD_MWH:
3615 case TS_CMD_MWB:
3616 /* argv[0] = cmd
3617 * argv[1] = address
3618 * argv[2] = data
3619 * argv[3] = optional count.
3620 */
3621
3622 if( (goi.argc == 3) || (goi.argc == 4) ){
3623 /* all is well */
3624 } else {
3625 mwx_error:
3626 Jim_SetResult_sprintf( goi.interp, "expected: %s ADDR DATA [COUNT]", n->name );
3627 return JIM_ERR;
3628 }
3629
3630 e = Jim_GetOpt_Wide( &goi, &a );
3631 if( e != JIM_OK ){
3632 goto mwx_error;
3633 }
3634
3635 e = Jim_GetOpt_Wide( &goi, &b );
3636 if( e != JIM_OK ){
3637 goto mwx_error;
3638 }
3639 if( goi.argc ){
3640 e = Jim_GetOpt_Wide( &goi, &c );
3641 if( e != JIM_OK ){
3642 goto mwx_error;
3643 }
3644 } else {
3645 c = 1;
3646 }
3647
3648 switch( n->value ){
3649 case TS_CMD_MWW:
3650 target_buffer_set_u32( target, target_buf, b );
3651 b = 4;
3652 break;
3653 case TS_CMD_MWH:
3654 target_buffer_set_u16( target, target_buf, b );
3655 b = 2;
3656 break;
3657 case TS_CMD_MWB:
3658 target_buffer_set_u8( target, target_buf, b );
3659 b = 1;
3660 break;
3661 }
3662 for( x = 0 ; x < c ; x++ ){
3663 e = target_write_memory( target, a, b, 1, target_buf );
3664 if( e != ERROR_OK ){
3665 Jim_SetResult_sprintf( interp, "Error writing @ 0x%08x: %d\n", (int)(a), e );
3666 return JIM_ERR;
3667 }
3668 /* b = width */
3669 a = a + b;
3670 }
3671 return JIM_OK;
3672 break;
3673
3674 /* display */
3675 case TS_CMD_MDW:
3676 case TS_CMD_MDH:
3677 case TS_CMD_MDB:
3678 /* argv[0] = command
3679 * argv[1] = address
3680 * argv[2] = optional count
3681 */
3682 if( (goi.argc == 2) || (goi.argc == 3) ){
3683 Jim_SetResult_sprintf( goi.interp, "expected: %s ADDR [COUNT]", n->name );
3684 return JIM_ERR;
3685 }
3686 e = Jim_GetOpt_Wide( &goi, &a );
3687 if( e != JIM_OK ){
3688 return JIM_ERR;
3689 }
3690 if( goi.argc ){
3691 e = Jim_GetOpt_Wide( &goi, &c );
3692 if( e != JIM_OK ){
3693 return JIM_ERR;
3694 }
3695 } else {
3696 c = 1;
3697 }
3698 b = 1; /* shut up gcc */
3699 switch( n->value ){
3700 case TS_CMD_MDW:
3701 b = 4;
3702 break;
3703 case TS_CMD_MDH:
3704 b = 2;
3705 break;
3706 case TS_CMD_MDB:
3707 b = 1;
3708 break;
3709 }
3710
3711 /* convert to "bytes" */
3712 c = c * b;
3713 /* count is now in 'BYTES' */
3714 while( c > 0 ){
3715 y = c;
3716 if( y > 16 ){
3717 y = 16;
3718 }
3719 e = target_read_memory( target, a, b, y / b, target_buf );
3720 if( e != ERROR_OK ){
3721 Jim_SetResult_sprintf( interp, "error reading target @ 0x%08lx", (int)(a) );
3722 return JIM_ERR;
3723 }
3724
3725 Jim_fprintf( interp, interp->cookie_stdout, "0x%08x ", (int)(a) );
3726 switch( b ){
3727 case 4:
3728 for( x = 0 ; (x < 16) && (x < y) ; x += 4 ){
3729 z = target_buffer_get_u32( target, &(target_buf[ x * 4 ]) );
3730 Jim_fprintf( interp, interp->cookie_stdout, "%08x ", (int)(z) );
3731 }
3732 for( ; (x < 16) ; x += 4 ){
3733 Jim_fprintf( interp, interp->cookie_stdout, " " );
3734 }
3735 break;
3736 case 2:
3737 for( x = 0 ; (x < 16) && (x < y) ; x += 2 ){
3738 z = target_buffer_get_u16( target, &(target_buf[ x * 2 ]) );
3739 Jim_fprintf( interp, interp->cookie_stdout, "%04x ", (int)(z) );
3740 }
3741 for( ; (x < 16) ; x += 2 ){
3742 Jim_fprintf( interp, interp->cookie_stdout, " " );
3743 }
3744 break;
3745 case 1:
3746 default:
3747 for( x = 0 ; (x < 16) && (x < y) ; x += 1 ){
3748 z = target_buffer_get_u8( target, &(target_buf[ x * 4 ]) );
3749 Jim_fprintf( interp, interp->cookie_stdout, "%02x ", (int)(z) );
3750 }
3751 for( ; (x < 16) ; x += 1 ){
3752 Jim_fprintf( interp, interp->cookie_stdout, " " );
3753 }
3754 break;
3755 }
3756 /* ascii-ify the bytes */
3757 for( x = 0 ; x < y ; x++ ){
3758 if( (target_buf[x] >= 0x20) &&
3759 (target_buf[x] <= 0x7e) ){
3760 /* good */
3761 } else {
3762 /* smack it */
3763 target_buf[x] = '.';
3764 }
3765 }
3766 /* space pad */
3767 while( x < 16 ){
3768 target_buf[x] = ' ';
3769 x++;
3770 }
3771 /* terminate */
3772 target_buf[16] = 0;
3773 /* print - with a newline */
3774 Jim_fprintf( interp, interp->cookie_stdout, "%s\n", target_buf );
3775 /* NEXT... */
3776 c -= 16;
3777 a += 16;
3778 }
3779 return JIM_OK;
3780 case TS_CMD_MEM2ARRAY:
3781 return target_mem2array( goi.interp, target, goi.argc, goi.argv );
3782 break;
3783 case TS_CMD_ARRAY2MEM:
3784 return target_array2mem( goi.interp, target, goi.argc, goi.argv );
3785 break;
3786 case TS_CMD_EXAMINE:
3787 if( goi.argc ){
3788 Jim_WrongNumArgs( goi.interp, 2, argv, "[no parameters]");
3789 return JIM_ERR;
3790 }
3791 if (!target->tap->enabled)
3792 goto err_tap_disabled;
3793 e = target->type->examine( target );
3794 if( e != ERROR_OK ){
3795 Jim_SetResult_sprintf( interp, "examine-fails: %d", e );
3796 return JIM_ERR;
3797 }
3798 return JIM_OK;
3799 case TS_CMD_POLL:
3800 if( goi.argc ){
3801 Jim_WrongNumArgs( goi.interp, 2, argv, "[no parameters]");
3802 return JIM_ERR;
3803 }
3804 if (!target->tap->enabled)
3805 goto err_tap_disabled;
3806 if( !(target_was_examined(target)) ){
3807 e = ERROR_TARGET_NOT_EXAMINED;
3808 } else {
3809 e = target->type->poll( target );
3810 }
3811 if( e != ERROR_OK ){
3812 Jim_SetResult_sprintf( interp, "poll-fails: %d", e );
3813 return JIM_ERR;
3814 } else {
3815 return JIM_OK;
3816 }
3817 break;
3818 case TS_CMD_RESET:
3819 if( goi.argc != 2 ){
3820 Jim_WrongNumArgs( interp, 2, argv, "t|f|assert|deassert BOOL");
3821 return JIM_ERR;
3822 }
3823 e = Jim_GetOpt_Nvp( &goi, nvp_assert, &n );
3824 if( e != JIM_OK ){
3825 Jim_GetOpt_NvpUnknown( &goi, nvp_assert, 1 );
3826 return e;
3827 }
3828 /* the halt or not param */
3829 e = Jim_GetOpt_Wide( &goi, &a);
3830 if( e != JIM_OK ){
3831 return e;
3832 }
3833 if (!target->tap->enabled)
3834 goto err_tap_disabled;
3835 /* determine if we should halt or not. */
3836 target->reset_halt = !!a;
3837 /* When this happens - all workareas are invalid. */
3838 target_free_all_working_areas_restore(target, 0);
3839
3840 /* do the assert */
3841 if( n->value == NVP_ASSERT ){
3842 target->type->assert_reset( target );
3843 } else {
3844 target->type->deassert_reset( target );
3845 }
3846 return JIM_OK;
3847 case TS_CMD_HALT:
3848 if( goi.argc ){
3849 Jim_WrongNumArgs( goi.interp, 0, argv, "halt [no parameters]");
3850 return JIM_ERR;
3851 }
3852 if (!target->tap->enabled)
3853 goto err_tap_disabled;
3854 target->type->halt( target );
3855 return JIM_OK;
3856 case TS_CMD_WAITSTATE:
3857 /* params: <name> statename timeoutmsecs */
3858 if( goi.argc != 2 ){
3859 Jim_SetResult_sprintf( goi.interp, "%s STATENAME TIMEOUTMSECS", n->name );
3860 return JIM_ERR;
3861 }
3862 e = Jim_GetOpt_Nvp( &goi, nvp_target_state, &n );
3863 if( e != JIM_OK ){
3864 Jim_GetOpt_NvpUnknown( &goi, nvp_target_state,1 );
3865 return e;
3866 }
3867 e = Jim_GetOpt_Wide( &goi, &a );
3868 if( e != JIM_OK ){
3869 return e;
3870 }
3871 if (!target->tap->enabled)
3872 goto err_tap_disabled;
3873 e = target_wait_state( target, n->value, a );
3874 if( e != ERROR_OK ){
3875 Jim_SetResult_sprintf( goi.interp,
3876 "target: %s wait %s fails (%d) %s",
3877 target->cmd_name,
3878 n->name,
3879 e, target_strerror_safe(e) );
3880 return JIM_ERR;
3881 } else {
3882 return JIM_OK;
3883 }
3884 case TS_CMD_EVENTLIST:
3885 /* List for human, Events defined for this target.
3886 * scripts/programs should use 'name cget -event NAME'
3887 */
3888 {
3889 target_event_action_t *teap;
3890 teap = target->event_action;
3891 command_print( cmd_ctx, "Event actions for target (%d) %s\n",
3892 target->target_number,
3893 target->cmd_name );
3894 command_print( cmd_ctx, "%-25s | Body", "Event");
3895 command_print( cmd_ctx, "------------------------- | ----------------------------------------");
3896 while( teap ){
3897 command_print( cmd_ctx,
3898 "%-25s | %s",
3899 Jim_Nvp_value2name_simple( nvp_target_event, teap->event )->name,
3900 Jim_GetString( teap->body, NULL ) );
3901 teap = teap->next;
3902 }
3903 command_print( cmd_ctx, "***END***");
3904 return JIM_OK;
3905 }
3906 case TS_CMD_CURSTATE:
3907 if( goi.argc != 0 ){
3908 Jim_WrongNumArgs( goi.interp, 0, argv, "[no parameters]");
3909 return JIM_ERR;
3910 }
3911 Jim_SetResultString( goi.interp,
3912 Jim_Nvp_value2name_simple(nvp_target_state,target->state)->name,-1);
3913 return JIM_OK;
3914 case TS_CMD_INVOKE_EVENT:
3915 if( goi.argc != 1 ){
3916 Jim_SetResult_sprintf( goi.interp, "%s ?EVENTNAME?",n->name);
3917 return JIM_ERR;
3918 }
3919 e = Jim_GetOpt_Nvp( &goi, nvp_target_event, &n );
3920 if( e != JIM_OK ){
3921 Jim_GetOpt_NvpUnknown( &goi, nvp_target_event, 1 );
3922 return e;
3923 }
3924 target_handle_event( target, n->value );
3925 return JIM_OK;
3926 }
3927 return JIM_ERR;
3928
3929 err_tap_disabled:
3930 Jim_SetResult_sprintf(interp, "[TAP is disabled]");
3931 return JIM_ERR;
3932 }
3933
3934 static int target_create( Jim_GetOptInfo *goi )
3935 {
3936 Jim_Obj *new_cmd;
3937 Jim_Cmd *cmd;
3938 const char *cp;
3939 char *cp2;
3940 int e;
3941 int x;
3942 target_t *target;
3943 struct command_context_s *cmd_ctx;
3944
3945 cmd_ctx = Jim_GetAssocData(goi->interp, "context");
3946 if( goi->argc < 3 ){
3947 Jim_WrongNumArgs( goi->interp, 1, goi->argv, "?name? ?type? ..options...");
3948 return JIM_ERR;
3949 }
3950
3951 /* COMMAND */
3952 Jim_GetOpt_Obj( goi, &new_cmd );
3953 /* does this command exist? */
3954 cmd = Jim_GetCommand( goi->interp, new_cmd, JIM_ERRMSG );
3955 if( cmd ){
3956 cp = Jim_GetString( new_cmd, NULL );
3957 Jim_SetResult_sprintf(goi->interp, "Command/target: %s Exists", cp);
3958 return JIM_ERR;
3959 }
3960
3961 /* TYPE */
3962 e = Jim_GetOpt_String( goi, &cp2, NULL );
3963 cp = cp2;
3964 /* now does target type exist */
3965 for( x = 0 ; target_types[x] ; x++ ){
3966 if( 0 == strcmp( cp, target_types[x]->name ) ){
3967 /* found */
3968 break;
3969 }
3970 }
3971 if( target_types[x] == NULL ){
3972 Jim_SetResult_sprintf( goi->interp, "Unknown target type %s, try one of ", cp );
3973 for( x = 0 ; target_types[x] ; x++ ){
3974 if( target_types[x+1] ){
3975 Jim_AppendStrings( goi->interp,
3976 Jim_GetResult(goi->interp),
3977 target_types[x]->name,
3978 ", ", NULL);
3979 } else {
3980 Jim_AppendStrings( goi->interp,
3981 Jim_GetResult(goi->interp),
3982 " or ",
3983 target_types[x]->name,NULL );
3984 }
3985 }
3986 return JIM_ERR;
3987 }
3988
3989 /* Create it */
3990 target = calloc(1,sizeof(target_t));
3991 /* set target number */
3992 target->target_number = new_target_number();
3993
3994 /* allocate memory for each unique target type */
3995 target->type = (target_type_t*)calloc(1,sizeof(target_type_t));
3996
3997 memcpy( target->type, target_types[x], sizeof(target_type_t));
3998
3999 /* will be set by "-endian" */
4000 target->endianness = TARGET_ENDIAN_UNKNOWN;
4001
4002 target->working_area = 0x0;
4003 target->working_area_size = 0x0;
4004 target->working_areas = NULL;
4005 target->backup_working_area = 0;
4006
4007 target->state = TARGET_UNKNOWN;
4008 target->debug_reason = DBG_REASON_UNDEFINED;
4009 target->reg_cache = NULL;
4010 target->breakpoints = NULL;
4011 target->watchpoints = NULL;
4012 target->next = NULL;
4013 target->arch_info = NULL;
4014
4015 target->display = 1;
4016
4017 /* initialize trace information */
4018 target->trace_info = malloc(sizeof(trace_t));
4019 target->trace_info->num_trace_points = 0;
4020 target->trace_info->trace_points_size = 0;
4021 target->trace_info->trace_points = NULL;
4022 target->trace_info->trace_history_size = 0;
4023 target->trace_info->trace_history = NULL;
4024 target->trace_info->trace_history_pos = 0;
4025 target->trace_info->trace_history_overflowed = 0;
4026
4027 target->dbgmsg = NULL;
4028 target->dbg_msg_enabled = 0;
4029
4030 target->endianness = TARGET_ENDIAN_UNKNOWN;
4031
4032 /* Do the rest as "configure" options */
4033 goi->isconfigure = 1;
4034 e = target_configure( goi, target);
4035
4036 if (target->tap == NULL)
4037 {
4038 Jim_SetResultString( interp, "-chain-position required when creating target", -1);
4039 e=JIM_ERR;
4040 }
4041
4042 if( e != JIM_OK ){
4043 free( target->type );
4044 free( target );
4045 return e;
4046 }
4047
4048 if( target->endianness == TARGET_ENDIAN_UNKNOWN ){
4049 /* default endian to little if not specified */
4050 target->endianness = TARGET_LITTLE_ENDIAN;
4051 }
4052
4053 /* incase variant is not set */
4054 if (!target->variant)
4055 target->variant = strdup("");
4056
4057 /* create the target specific commands */
4058 if( target->type->register_commands ){
4059 (*(target->type->register_commands))( cmd_ctx );
4060 }
4061 if( target->type->target_create ){
4062 (*(target->type->target_create))( target, goi->interp );
4063 }
4064
4065 /* append to end of list */
4066 {
4067 target_t **tpp;
4068 tpp = &(all_targets);
4069 while( *tpp ){
4070 tpp = &( (*tpp)->next );
4071 }
4072 *tpp = target;
4073 }
4074
4075 cp = Jim_GetString( new_cmd, NULL );
4076 target->cmd_name = strdup(cp);
4077
4078 /* now - create the new target name command */
4079 e = Jim_CreateCommand( goi->interp,
4080 /* name */
4081 cp,
4082 tcl_target_func, /* C function */
4083 target, /* private data */
4084 NULL ); /* no del proc */
4085
4086 return e;
4087 }
4088
4089 static int jim_target( Jim_Interp *interp, int argc, Jim_Obj *const *argv )
4090 {
4091 int x,r,e;
4092 jim_wide w;
4093 struct command_context_s *cmd_ctx;
4094 target_t *target;
4095 Jim_GetOptInfo goi;
4096 enum tcmd {
4097 /* TG = target generic */
4098 TG_CMD_CREATE,
4099 TG_CMD_TYPES,
4100 TG_CMD_NAMES,
4101 TG_CMD_CURRENT,
4102 TG_CMD_NUMBER,
4103 TG_CMD_COUNT,
4104 };
4105 const char *target_cmds[] = {
4106 "create", "types", "names", "current", "number",
4107 "count",
4108 NULL /* terminate */
4109 };
4110
4111 LOG_DEBUG("Target command params:");
4112 LOG_DEBUG("%s", Jim_Debug_ArgvString(interp, argc, argv));
4113
4114 cmd_ctx = Jim_GetAssocData( interp, "context" );
4115
4116 Jim_GetOpt_Setup( &goi, interp, argc-1, argv+1 );
4117
4118 if( goi.argc == 0 ){
4119 Jim_WrongNumArgs(interp, 1, argv, "missing: command ...");
4120 return JIM_ERR;
4121 }
4122
4123 /* Jim_GetOpt_Debug( &goi ); */
4124 r = Jim_GetOpt_Enum( &goi, target_cmds, &x );
4125 if( r != JIM_OK ){
4126 return r;
4127 }
4128
4129 switch(x){
4130 default:
4131 Jim_Panic(goi.interp,"Why am I here?");
4132 return JIM_ERR;
4133 case TG_CMD_CURRENT:
4134 if( goi.argc != 0 ){
4135 Jim_WrongNumArgs( goi.interp, 1, goi.argv, "Too many parameters");
4136 return JIM_ERR;
4137 }
4138 Jim_SetResultString( goi.interp, get_current_target( cmd_ctx )->cmd_name, -1 );
4139 return JIM_OK;
4140 case TG_CMD_TYPES:
4141 if( goi.argc != 0 ){
4142 Jim_WrongNumArgs( goi.interp, 1, goi.argv, "Too many parameters" );
4143 return JIM_ERR;
4144 }
4145 Jim_SetResult( goi.interp, Jim_NewListObj( goi.interp, NULL, 0 ) );
4146 for( x = 0 ; target_types[x] ; x++ ){
4147 Jim_ListAppendElement( goi.interp,
4148 Jim_GetResult(goi.interp),
4149 Jim_NewStringObj( goi.interp, target_types[x]->name, -1 ) );
4150 }
4151 return JIM_OK;
4152 case TG_CMD_NAMES:
4153 if( goi.argc != 0 ){
4154 Jim_WrongNumArgs( goi.interp, 1, goi.argv, "Too many parameters" );
4155 return JIM_ERR;
4156 }
4157 Jim_SetResult( goi.interp, Jim_NewListObj( goi.interp, NULL, 0 ) );
4158 target = all_targets;
4159 while( target ){
4160 Jim_ListAppendElement( goi.interp,
4161 Jim_GetResult(goi.interp),
4162 Jim_NewStringObj( goi.interp, target->cmd_name, -1 ) );
4163 target = target->next;
4164 }
4165 return JIM_OK;
4166 case TG_CMD_CREATE:
4167 if( goi.argc < 3 ){
4168 Jim_WrongNumArgs( goi.interp, goi.argc, goi.argv, "?name ... config options ...");
4169 return JIM_ERR;
4170 }
4171 return target_create( &goi );
4172 break;
4173 case TG_CMD_NUMBER:
4174 if( goi.argc != 1 ){
4175 Jim_SetResult_sprintf( goi.interp, "expected: target number ?NUMBER?");
4176 return JIM_ERR;
4177 }
4178 e = Jim_GetOpt_Wide( &goi, &w );
4179 if( e != JIM_OK ){
4180 return JIM_ERR;
4181 }
4182 {
4183 target_t *t;
4184 t = get_target_by_num(w);
4185 if( t == NULL ){
4186 Jim_SetResult_sprintf( goi.interp,"Target: number %d does not exist", (int)(w));
4187 return JIM_ERR;
4188 }
4189 Jim_SetResultString( goi.interp, t->cmd_name, -1 );
4190 return JIM_OK;
4191 }
4192 case TG_CMD_COUNT:
4193 if( goi.argc != 0 ){
4194 Jim_WrongNumArgs( goi.interp, 0, goi.argv, "<no parameters>");
4195 return JIM_ERR;
4196 }
4197 Jim_SetResult( goi.interp,
4198 Jim_NewIntObj( goi.interp, max_target_number()));
4199 return JIM_OK;
4200 }
4201
4202 return JIM_ERR;
4203 }
4204
4205
4206 struct FastLoad
4207 {
4208 u32 address;
4209 u8 *data;
4210 int length;
4211
4212 };
4213
4214 static int fastload_num;
4215 static struct FastLoad *fastload;
4216
4217 static void free_fastload(void)
4218 {
4219 if (fastload!=NULL)
4220 {
4221 int i;
4222 for (i=0; i<fastload_num; i++)
4223 {
4224 if (fastload[i].data)
4225 free(fastload[i].data);
4226 }
4227 free(fastload);
4228 fastload=NULL;
4229 }
4230 }
4231
4232
4233
4234
4235 static int handle_fast_load_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
4236 {
4237 u8 *buffer;
4238 u32 buf_cnt;
4239 u32 image_size;
4240 u32 min_address=0;
4241 u32 max_address=0xffffffff;
4242 int i;
4243 int retval;
4244
4245 image_t image;
4246
4247 duration_t duration;
4248 char *duration_text;
4249
4250 if ((argc < 1)||(argc > 5))
4251 {
4252 return ERROR_COMMAND_SYNTAX_ERROR;
4253 }
4254
4255 /* a base address isn't always necessary, default to 0x0 (i.e. don't relocate) */
4256 if (argc >= 2)
4257 {
4258 image.base_address_set = 1;
4259 image.base_address = strtoul(args[1], NULL, 0);
4260 }
4261 else
4262 {
4263 image.base_address_set = 0;
4264 }
4265
4266
4267 image.start_address_set = 0;
4268
4269 if (argc>=4)
4270 {
4271 min_address=strtoul(args[3], NULL, 0);
4272 }
4273 if (argc>=5)
4274 {
4275 max_address=strtoul(args[4], NULL, 0)+min_address;
4276 }
4277
4278 if (min_address>max_address)
4279 {
4280 return ERROR_COMMAND_SYNTAX_ERROR;
4281 }
4282
4283 duration_start_measure(&duration);
4284
4285 if (image_open(&image, args[0], (argc >= 3) ? args[2] : NULL) != ERROR_OK)
4286 {
4287 return ERROR_OK;
4288 }
4289
4290 image_size = 0x0;
4291 retval = ERROR_OK;
4292 fastload_num=image.num_sections;
4293 fastload=(struct FastLoad *)malloc(sizeof(struct FastLoad)*image.num_sections);
4294 if (fastload==NULL)
4295 {
4296 image_close(&image);
4297 return ERROR_FAIL;
4298 }
4299 memset(fastload, 0, sizeof(struct FastLoad)*image.num_sections);
4300 for (i = 0; i < image.num_sections; i++)
4301 {
4302 buffer = malloc(image.sections[i].size);
4303 if (buffer == NULL)
4304 {
4305 command_print(cmd_ctx, "error allocating buffer for section (%d bytes)", image.sections[i].size);
4306 break;
4307 }
4308
4309 if ((retval = image_read_section(&image, i, 0x0, image.sections[i].size, buffer, &buf_cnt)) != ERROR_OK)
4310 {
4311 free(buffer);
4312 break;
4313 }
4314
4315 u32 offset=0;
4316 u32 length=buf_cnt;
4317
4318
4319 /* DANGER!!! beware of unsigned comparision here!!! */
4320
4321 if ((image.sections[i].base_address+buf_cnt>=min_address)&&
4322 (image.sections[i].base_address<max_address))
4323 {
4324 if (image.sections[i].base_address<min_address)
4325 {
4326 /* clip addresses below */
4327 offset+=min_address-image.sections[i].base_address;
4328 length-=offset;
4329 }
4330
4331 if (image.sections[i].base_address+buf_cnt>max_address)
4332 {
4333 length-=(image.sections[i].base_address+buf_cnt)-max_address;
4334 }
4335
4336 fastload[i].address=image.sections[i].base_address+offset;
4337 fastload[i].data=malloc(length);
4338 if (fastload[i].data==NULL)
4339 {
4340 free(buffer);
4341 break;
4342 }
4343 memcpy(fastload[i].data, buffer+offset, length);
4344 fastload[i].length=length;
4345
4346 image_size += length;
4347 command_print(cmd_ctx, "%u byte written at address 0x%8.8x", length, image.sections[i].base_address+offset);
4348 }
4349
4350 free(buffer);
4351 }
4352
4353 duration_stop_measure(&duration, &duration_text);
4354 if (retval==ERROR_OK)
4355 {
4356 command_print(cmd_ctx, "Loaded %u bytes in %s", image_size, duration_text);
4357 command_print(cmd_ctx, "NB!!! image has not been loaded to target, issue a subsequent 'fast_load' to do so.");
4358 }
4359 free(duration_text);
4360
4361 image_close(&image);
4362
4363 if (retval!=ERROR_OK)
4364 {
4365 free_fastload();
4366 }
4367
4368 return retval;
4369 }
4370
4371 static int handle_fast_load_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
4372 {
4373 if (argc>0)
4374 return ERROR_COMMAND_SYNTAX_ERROR;
4375 if (fastload==NULL)
4376 {
4377 LOG_ERROR("No image in memory");
4378 return ERROR_FAIL;
4379 }
4380 int i;
4381 int ms=timeval_ms();
4382 int size=0;
4383 int retval=ERROR_OK;
4384 for (i=0; i<fastload_num;i++)
4385 {
4386 target_t *target = get_current_target(cmd_ctx);
4387 command_print(cmd_ctx, "Write to 0x%08x, length 0x%08x", fastload[i].address, fastload[i].length);
4388 if (retval==ERROR_OK)
4389 {
4390 retval = target_write_buffer(target, fastload[i].address, fastload[i].length, fastload[i].data);
4391 }
4392 size+=fastload[i].length;
4393 }
4394 int after=timeval_ms();
4395 command_print(cmd_ctx, "Loaded image %f kBytes/s", (float)(size/1024.0)/((float)(after-ms)/1000.0));
4396 return retval;
4397 }
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