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openocd: src/flash: replace the GPL-2.0-or-later license tag
[openocd.git] / src / flash / nor / tcl.c
blobc184513643972d8a4cce911c28dc6188668bb150
1 /* SPDX-License-Identifier: GPL-2.0-or-later */
2
3 /***************************************************************************
4 * Copyright (C) 2005 by Dominic Rath <Dominic.Rath@gmx.de> *
5 * Copyright (C) 2007,2008 Øyvind Harboe <oyvind.harboe@zylin.com> *
6 * Copyright (C) 2008 by Spencer Oliver <spen@spen-soft.co.uk> *
7 * Copyright (C) 2009 Zachary T Welch <zw@superlucidity.net> *
8 * Copyright (C) 2017-2018 Tomas Vanek <vanekt@fbl.cz> *
9 ***************************************************************************/
10 #ifdef HAVE_CONFIG_H
11 #include "config.h"
12 #endif
13 #include "imp.h"
14 #include <helper/time_support.h>
15 #include <target/image.h>
16
17 /**
18 * @file
19 * Implements Tcl commands used to access NOR flash facilities.
20 */
21
22 static COMMAND_HELPER(flash_command_get_bank_maybe_probe, unsigned name_index,
23 struct flash_bank **bank, bool do_probe)
24 {
25 const char *name = CMD_ARGV[name_index];
26 int retval;
27 if (do_probe) {
28 retval = get_flash_bank_by_name(name, bank);
29 } else {
30 *bank = get_flash_bank_by_name_noprobe(name);
31 retval = ERROR_OK;
32 }
33
34 if (retval != ERROR_OK)
35 return retval;
36 if (*bank)
37 return ERROR_OK;
38
39 unsigned bank_num;
40 COMMAND_PARSE_NUMBER(uint, name, bank_num);
41
42 if (do_probe) {
43 return get_flash_bank_by_num(bank_num, bank);
44 } else {
45 *bank = get_flash_bank_by_num_noprobe(bank_num);
46 retval = (bank) ? ERROR_OK : ERROR_FAIL;
47 return retval;
48 }
49 }
50
51 COMMAND_HELPER(flash_command_get_bank, unsigned name_index,
52 struct flash_bank **bank)
53 {
54 return CALL_COMMAND_HANDLER(flash_command_get_bank_maybe_probe,
55 name_index, bank, true);
56 }
57
58 COMMAND_HANDLER(handle_flash_info_command)
59 {
60 struct flash_bank *p;
61 int j = 0;
62 int retval;
63 bool show_sectors = false;
64 bool prot_block_available;
65
66 if (CMD_ARGC < 1 || CMD_ARGC > 2)
67 return ERROR_COMMAND_SYNTAX_ERROR;
68
69 if (CMD_ARGC == 2) {
70 if (strcmp("sectors", CMD_ARGV[1]) == 0)
71 show_sectors = true;
72 else
73 return ERROR_COMMAND_SYNTAX_ERROR;
74 }
75
76 retval = CALL_COMMAND_HANDLER(flash_command_get_bank, 0, &p);
77 if (retval != ERROR_OK)
78 return retval;
79
80 if (p) {
81 int num_blocks;
82 struct flash_sector *block_array;
83
84 /* attempt auto probe */
85 retval = p->driver->auto_probe(p);
86 if (retval != ERROR_OK)
87 return retval;
88
89 /* If the driver does not implement protection, we show the default
90 * state of is_protected array - usually protection state unknown */
91 if (!p->driver->protect_check) {
92 retval = ERROR_FLASH_OPER_UNSUPPORTED;
93 } else {
94 /* We must query the hardware to avoid printing stale information! */
95 retval = p->driver->protect_check(p);
96 if (retval != ERROR_OK && retval != ERROR_FLASH_OPER_UNSUPPORTED)
97 return retval;
98 }
99 if (retval == ERROR_FLASH_OPER_UNSUPPORTED)
100 LOG_INFO("Flash protection check is not implemented.");
101
102 command_print(CMD,
103 "#%u : %s at " TARGET_ADDR_FMT ", size 0x%8.8" PRIx32
104 ", buswidth %u, chipwidth %u",
105 p->bank_number,
106 p->driver->name,
107 p->base,
108 p->size,
109 p->bus_width,
110 p->chip_width);
111
112 prot_block_available = p->num_prot_blocks && p->prot_blocks;
113 if (!show_sectors && prot_block_available) {
114 block_array = p->prot_blocks;
115 num_blocks = p->num_prot_blocks;
116 } else {
117 block_array = p->sectors;
118 num_blocks = p->num_sectors;
119 }
120
121 for (j = 0; j < num_blocks; j++) {
122 char *protect_state = "";
123
124 if (block_array[j].is_protected == 0)
125 protect_state = "not protected";
126 else if (block_array[j].is_protected == 1)
127 protect_state = "protected";
128 else if (!show_sectors || !prot_block_available)
129 protect_state = "protection state unknown";
130
131 command_print(CMD,
132 "\t#%3i: 0x%8.8" PRIx32 " (0x%" PRIx32 " %" PRIu32 "kB) %s",
133 j,
134 block_array[j].offset,
135 block_array[j].size,
136 block_array[j].size >> 10,
137 protect_state);
138 }
139
140 if (p->driver->info) {
141 /* Let the flash driver print extra custom info */
142 retval = p->driver->info(p, CMD);
143 command_print_sameline(CMD, "\n");
144 if (retval != ERROR_OK)
145 LOG_ERROR("error retrieving flash info");
146 }
147 }
148
149 return retval;
150 }
151
152 COMMAND_HANDLER(handle_flash_probe_command)
153 {
154 struct flash_bank *p;
155 int retval;
156
157 if (CMD_ARGC != 1)
158 return ERROR_COMMAND_SYNTAX_ERROR;
159
160 retval = CALL_COMMAND_HANDLER(flash_command_get_bank_maybe_probe, 0, &p, false);
161 if (retval != ERROR_OK)
162 return retval;
163
164 if (p) {
165 retval = p->driver->probe(p);
166 if (retval == ERROR_OK)
167 command_print(CMD,
168 "flash '%s' found at " TARGET_ADDR_FMT,
169 p->driver->name,
170 p->base);
171 } else {
172 command_print(CMD, "flash bank '#%s' is out of bounds", CMD_ARGV[0]);
173 retval = ERROR_FAIL;
174 }
175
176 return retval;
177 }
178
179 COMMAND_HANDLER(handle_flash_erase_check_command)
180 {
181 bool blank = true;
182 if (CMD_ARGC != 1)
183 return ERROR_COMMAND_SYNTAX_ERROR;
184
185 struct flash_bank *p;
186 int retval = CALL_COMMAND_HANDLER(flash_command_get_bank, 0, &p);
187 if (retval != ERROR_OK)
188 return retval;
189
190 retval = p->driver->erase_check(p);
191 if (retval == ERROR_OK)
192 command_print(CMD, "successfully checked erase state");
193 else {
194 command_print(CMD,
195 "unknown error when checking erase state of flash bank #%s at "
196 TARGET_ADDR_FMT,
197 CMD_ARGV[0],
198 p->base);
199 }
200
201 for (unsigned int j = 0; j < p->num_sectors; j++) {
202 char *erase_state;
203
204 if (p->sectors[j].is_erased == 0)
205 erase_state = "not erased";
206 else if (p->sectors[j].is_erased == 1)
207 continue;
208 else
209 erase_state = "erase state unknown";
210
211 blank = false;
212 command_print(CMD,
213 "\t#%3i: 0x%8.8" PRIx32 " (0x%" PRIx32 " %" PRIu32 "kB) %s",
214 j,
215 p->sectors[j].offset,
216 p->sectors[j].size,
217 p->sectors[j].size >> 10,
218 erase_state);
219 }
220
221 if (blank)
222 command_print(CMD, "\tBank is erased");
223 return retval;
224 }
225
226 COMMAND_HANDLER(handle_flash_erase_address_command)
227 {
228 struct flash_bank *p;
229 int retval = ERROR_OK;
230 target_addr_t address;
231 uint32_t length;
232 bool do_pad = false;
233 bool do_unlock = false;
234 struct target *target = get_current_target(CMD_CTX);
235
236 while (CMD_ARGC >= 3) {
237 /* Optionally pad out the address range to block/sector
238 * boundaries. We can't know if there's data in that part
239 * of the flash; only do padding if we're told to.
240 */
241 if (strcmp("pad", CMD_ARGV[0]) == 0)
242 do_pad = true;
243 else if (strcmp("unlock", CMD_ARGV[0]) == 0)
244 do_unlock = true;
245 else
246 return ERROR_COMMAND_SYNTAX_ERROR;
247 CMD_ARGC--;
248 CMD_ARGV++;
249 }
250 if (CMD_ARGC != 2)
251 return ERROR_COMMAND_SYNTAX_ERROR;
252
253 COMMAND_PARSE_ADDRESS(CMD_ARGV[0], address);
254 COMMAND_PARSE_NUMBER(u32, CMD_ARGV[1], length);
255
256 if (length <= 0) {
257 command_print(CMD, "Length must be >0");
258 return ERROR_COMMAND_SYNTAX_ERROR;
259 }
260
261 retval = get_flash_bank_by_addr(target, address, true, &p);
262 if (retval != ERROR_OK)
263 return retval;
264
265 /* We can't know if we did a resume + halt, in which case we no longer know the erased state
266 **/
267 flash_set_dirty();
268
269 struct duration bench;
270 duration_start(&bench);
271
272 if (do_unlock)
273 retval = flash_unlock_address_range(target, address, length);
274
275 if (retval == ERROR_OK)
276 retval = flash_erase_address_range(target, do_pad, address, length);
277
278 if ((retval == ERROR_OK) && (duration_measure(&bench) == ERROR_OK)) {
279 command_print(CMD, "erased address " TARGET_ADDR_FMT " (length %" PRIu32 ")"
280 " in %fs (%0.3f KiB/s)", address, length,
281 duration_elapsed(&bench), duration_kbps(&bench, length));
282 }
283
284 return retval;
285 }
286
287 COMMAND_HANDLER(handle_flash_erase_command)
288 {
289 if (CMD_ARGC != 3)
290 return ERROR_COMMAND_SYNTAX_ERROR;
291
292 uint32_t first;
293 uint32_t last;
294
295 struct flash_bank *p;
296 int retval;
297
298 retval = CALL_COMMAND_HANDLER(flash_command_get_bank, 0, &p);
299 if (retval != ERROR_OK)
300 return retval;
301
302 COMMAND_PARSE_NUMBER(u32, CMD_ARGV[1], first);
303 if (strcmp(CMD_ARGV[2], "last") == 0)
304 last = p->num_sectors - 1;
305 else
306 COMMAND_PARSE_NUMBER(u32, CMD_ARGV[2], last);
307
308 if (!(first <= last)) {
309 command_print(CMD, "ERROR: "
310 "first sector must be <= last");
311 return ERROR_FAIL;
312 }
313
314 if (!(last <= (p->num_sectors - 1))) {
315 command_print(CMD, "ERROR: "
316 "last sector must be <= %u",
317 p->num_sectors - 1);
318 return ERROR_FAIL;
319 }
320
321 struct duration bench;
322 duration_start(&bench);
323
324 retval = flash_driver_erase(p, first, last);
325
326 if ((retval == ERROR_OK) && (duration_measure(&bench) == ERROR_OK)) {
327 command_print(CMD, "erased sectors %" PRIu32 " "
328 "through %" PRIu32 " on flash bank %u "
329 "in %fs", first, last, p->bank_number, duration_elapsed(&bench));
330 }
331
332 return retval;
333 }
334
335 COMMAND_HANDLER(handle_flash_protect_command)
336 {
337 if (CMD_ARGC != 4)
338 return ERROR_COMMAND_SYNTAX_ERROR;
339
340 uint32_t first;
341 uint32_t last;
342
343 struct flash_bank *p;
344 int retval;
345 int num_blocks;
346
347 retval = CALL_COMMAND_HANDLER(flash_command_get_bank, 0, &p);
348 if (retval != ERROR_OK)
349 return retval;
350
351 if (p->num_prot_blocks)
352 num_blocks = p->num_prot_blocks;
353 else
354 num_blocks = p->num_sectors;
355
356 COMMAND_PARSE_NUMBER(u32, CMD_ARGV[1], first);
357 if (strcmp(CMD_ARGV[2], "last") == 0)
358 last = num_blocks - 1;
359 else
360 COMMAND_PARSE_NUMBER(u32, CMD_ARGV[2], last);
361
362 bool set;
363 COMMAND_PARSE_ON_OFF(CMD_ARGV[3], set);
364
365 if (!(first <= last)) {
366 command_print(CMD, "ERROR: "
367 "first %s must be <= last",
368 (p->num_prot_blocks) ? "block" : "sector");
369 return ERROR_FAIL;
370 }
371
372 if (!(last <= (uint32_t)(num_blocks - 1))) {
373 command_print(CMD, "ERROR: "
374 "last %s must be <= %d",
375 (p->num_prot_blocks) ? "block" : "sector",
376 num_blocks - 1);
377 return ERROR_FAIL;
378 }
379
380 retval = flash_driver_protect(p, set, first, last);
381 if (retval == ERROR_OK) {
382 command_print(CMD, "%s protection for %s %" PRIu32
383 " through %" PRIu32 " on flash bank %d",
384 (set) ? "set" : "cleared",
385 (p->num_prot_blocks) ? "blocks" : "sectors",
386 first, last, p->bank_number);
387 }
388
389 return retval;
390 }
391
392 COMMAND_HANDLER(handle_flash_write_image_command)
393 {
394 struct target *target = get_current_target(CMD_CTX);
395
396 struct image image;
397 uint32_t written;
398
399 int retval;
400
401 /* flash auto-erase is disabled by default*/
402 int auto_erase = 0;
403 bool auto_unlock = false;
404
405 while (CMD_ARGC) {
406 if (strcmp(CMD_ARGV[0], "erase") == 0) {
407 auto_erase = 1;
408 CMD_ARGV++;
409 CMD_ARGC--;
410 command_print(CMD, "auto erase enabled");
411 } else if (strcmp(CMD_ARGV[0], "unlock") == 0) {
412 auto_unlock = true;
413 CMD_ARGV++;
414 CMD_ARGC--;
415 command_print(CMD, "auto unlock enabled");
416 } else
417 break;
418 }
419
420 if (CMD_ARGC < 1)
421 return ERROR_COMMAND_SYNTAX_ERROR;
422
423 if (!target) {
424 LOG_ERROR("no target selected");
425 return ERROR_FAIL;
426 }
427
428 struct duration bench;
429 duration_start(&bench);
430
431 if (CMD_ARGC >= 2) {
432 image.base_address_set = true;
433 COMMAND_PARSE_NUMBER(llong, CMD_ARGV[1], image.base_address);
434 } else {
435 image.base_address_set = false;
436 image.base_address = 0x0;
437 }
438
439 image.start_address_set = false;
440
441 retval = image_open(&image, CMD_ARGV[0], (CMD_ARGC == 3) ? CMD_ARGV[2] : NULL);
442 if (retval != ERROR_OK)
443 return retval;
444
445 retval = flash_write_unlock_verify(target, &image, &written, auto_erase,
446 auto_unlock, true, false);
447 if (retval != ERROR_OK) {
448 image_close(&image);
449 return retval;
450 }
451
452 if ((retval == ERROR_OK) && (duration_measure(&bench) == ERROR_OK)) {
453 command_print(CMD, "wrote %" PRIu32 " bytes from file %s "
454 "in %fs (%0.3f KiB/s)", written, CMD_ARGV[0],
455 duration_elapsed(&bench), duration_kbps(&bench, written));
456 }
457
458 image_close(&image);
459
460 return retval;
461 }
462
463 COMMAND_HANDLER(handle_flash_verify_image_command)
464 {
465 struct target *target = get_current_target(CMD_CTX);
466
467 struct image image;
468 uint32_t verified;
469
470 int retval;
471
472 if (CMD_ARGC < 1)
473 return ERROR_COMMAND_SYNTAX_ERROR;
474
475 if (!target) {
476 LOG_ERROR("no target selected");
477 return ERROR_FAIL;
478 }
479
480 struct duration bench;
481 duration_start(&bench);
482
483 if (CMD_ARGC >= 2) {
484 image.base_address_set = 1;
485 COMMAND_PARSE_NUMBER(llong, CMD_ARGV[1], image.base_address);
486 } else {
487 image.base_address_set = 0;
488 image.base_address = 0x0;
489 }
490
491 image.start_address_set = 0;
492
493 retval = image_open(&image, CMD_ARGV[0], (CMD_ARGC == 3) ? CMD_ARGV[2] : NULL);
494 if (retval != ERROR_OK)
495 return retval;
496
497 retval = flash_write_unlock_verify(target, &image, &verified, false,
498 false, false, true);
499 if (retval != ERROR_OK) {
500 image_close(&image);
501 return retval;
502 }
503
504 if ((retval == ERROR_OK) && (duration_measure(&bench) == ERROR_OK)) {
505 command_print(CMD, "verified %" PRIu32 " bytes from file %s "
506 "in %fs (%0.3f KiB/s)", verified, CMD_ARGV[0],
507 duration_elapsed(&bench), duration_kbps(&bench, verified));
508 }
509
510 image_close(&image);
511
512 return retval;
513 }
514
515 COMMAND_HANDLER(handle_flash_fill_command)
516 {
517 target_addr_t address;
518 uint64_t pattern;
519 uint32_t count;
520 struct target *target = get_current_target(CMD_CTX);
521 unsigned i;
522 uint32_t wordsize;
523 int retval;
524
525 if (CMD_ARGC != 3)
526 return ERROR_COMMAND_SYNTAX_ERROR;
527
528 COMMAND_PARSE_ADDRESS(CMD_ARGV[0], address);
529 COMMAND_PARSE_NUMBER(u64, CMD_ARGV[1], pattern);
530 COMMAND_PARSE_NUMBER(u32, CMD_ARGV[2], count);
531
532 struct flash_bank *bank;
533 retval = get_flash_bank_by_addr(target, address, true, &bank);
534 if (retval != ERROR_OK)
535 return retval;
536
537 switch (CMD_NAME[4]) {
538 case 'd':
539 wordsize = 8;
540 break;
541 case 'w':
542 wordsize = 4;
543 break;
544 case 'h':
545 wordsize = 2;
546 break;
547 case 'b':
548 wordsize = 1;
549 break;
550 default:
551 return ERROR_COMMAND_SYNTAX_ERROR;
552 }
553
554 if ((wordsize < sizeof(pattern)) && (pattern >> (8 * wordsize) != 0)) {
555 command_print(CMD, "Fill pattern 0x%" PRIx64 " does not fit within %" PRIu32 "-byte word", pattern, wordsize);
556 return ERROR_FAIL;
557 }
558
559 if (count == 0)
560 return ERROR_OK;
561
562 if (address + count * wordsize > bank->base + bank->size) {
563 LOG_ERROR("Cannot cross flash bank borders");
564 return ERROR_FAIL;
565 }
566
567 uint32_t size_bytes = count * wordsize;
568 target_addr_t aligned_start = flash_write_align_start(bank, address);
569 target_addr_t end_addr = address + size_bytes - 1;
570 target_addr_t aligned_end = flash_write_align_end(bank, end_addr);
571 uint32_t aligned_size = aligned_end + 1 - aligned_start;
572 uint32_t padding_at_start = address - aligned_start;
573 uint32_t padding_at_end = aligned_end - end_addr;
574
575 uint8_t *buffer = malloc(aligned_size);
576 if (!buffer)
577 return ERROR_FAIL;
578
579 if (padding_at_start) {
580 memset(buffer, bank->default_padded_value, padding_at_start);
581 LOG_WARNING("Start address " TARGET_ADDR_FMT
582 " breaks the required alignment of flash bank %s",
583 address, bank->name);
584 LOG_WARNING("Padding %" PRIu32 " bytes from " TARGET_ADDR_FMT,
585 padding_at_start, aligned_start);
586 }
587
588 uint8_t *ptr = buffer + padding_at_start;
589
590 switch (wordsize) {
591 case 8:
592 for (i = 0; i < count; i++, ptr += wordsize)
593 target_buffer_set_u64(target, ptr, pattern);
594 break;
595 case 4:
596 for (i = 0; i < count; i++, ptr += wordsize)
597 target_buffer_set_u32(target, ptr, pattern);
598 break;
599 case 2:
600 for (i = 0; i < count; i++, ptr += wordsize)
601 target_buffer_set_u16(target, ptr, pattern);
602 break;
603 case 1:
604 memset(ptr, pattern, count);
605 ptr += count;
606 break;
607 default:
608 LOG_ERROR("BUG: can't happen");
609 exit(-1);
610 }
611
612 if (padding_at_end) {
613 memset(ptr, bank->default_padded_value, padding_at_end);
614 LOG_INFO("Padding at " TARGET_ADDR_FMT " with %" PRIu32
615 " bytes (bank write end alignment)",
616 end_addr + 1, padding_at_end);
617 }
618
619 struct duration bench;
620 duration_start(&bench);
621
622 retval = flash_driver_write(bank, buffer, aligned_start - bank->base, aligned_size);
623 if (retval != ERROR_OK)
624 goto done;
625
626 retval = flash_driver_read(bank, buffer, address - bank->base, size_bytes);
627 if (retval != ERROR_OK)
628 goto done;
629
630 for (i = 0, ptr = buffer; i < count; i++) {
631 uint64_t readback = 0;
632
633 switch (wordsize) {
634 case 8:
635 readback = target_buffer_get_u64(target, ptr);
636 break;
637 case 4:
638 readback = target_buffer_get_u32(target, ptr);
639 break;
640 case 2:
641 readback = target_buffer_get_u16(target, ptr);
642 break;
643 case 1:
644 readback = *ptr;
645 break;
646 }
647 if (readback != pattern) {
648 LOG_ERROR(
649 "Verification error address " TARGET_ADDR_FMT
650 ", read back 0x%02" PRIx64 ", expected 0x%02" PRIx64,
651 address + i * wordsize, readback, pattern);
652 retval = ERROR_FAIL;
653 goto done;
654 }
655 ptr += wordsize;
656 }
657
658 if ((retval == ERROR_OK) && (duration_measure(&bench) == ERROR_OK)) {
659 command_print(CMD, "wrote %" PRIu32 " bytes to " TARGET_ADDR_FMT
660 " in %fs (%0.3f KiB/s)", size_bytes, address,
661 duration_elapsed(&bench), duration_kbps(&bench, size_bytes));
662 }
663
664 done:
665 free(buffer);
666
667 return retval;
668 }
669
670 COMMAND_HANDLER(handle_flash_md_command)
671 {
672 int retval;
673
674 if (CMD_ARGC < 1 || CMD_ARGC > 2)
675 return ERROR_COMMAND_SYNTAX_ERROR;
676
677 target_addr_t address;
678 COMMAND_PARSE_ADDRESS(CMD_ARGV[0], address);
679
680 uint32_t count = 1;
681 if (CMD_ARGC == 2)
682 COMMAND_PARSE_NUMBER(u32, CMD_ARGV[1], count);
683
684 unsigned int wordsize;
685 switch (CMD_NAME[2]) {
686 case 'w':
687 wordsize = 4;
688 break;
689 case 'h':
690 wordsize = 2;
691 break;
692 case 'b':
693 wordsize = 1;
694 break;
695 default:
696 return ERROR_COMMAND_SYNTAX_ERROR;
697 }
698
699 if (count == 0)
700 return ERROR_OK;
701
702 struct target *target = get_current_target(CMD_CTX);
703 struct flash_bank *bank;
704 retval = get_flash_bank_by_addr(target, address, true, &bank);
705 if (retval != ERROR_OK)
706 return retval;
707
708 uint32_t offset = address - bank->base;
709 uint32_t sizebytes = count * wordsize;
710 if (offset + sizebytes > bank->size) {
711 command_print(CMD, "Cannot cross flash bank borders");
712 return ERROR_FAIL;
713 }
714
715 uint8_t *buffer = calloc(count, wordsize);
716 if (!buffer) {
717 command_print(CMD, "No memory for flash read buffer");
718 return ERROR_FAIL;
719 }
720
721 retval = flash_driver_read(bank, buffer, offset, sizebytes);
722 if (retval == ERROR_OK)
723 target_handle_md_output(CMD, target, address, wordsize, count, buffer);
724
725 free(buffer);
726
727 return retval;
728 }
729
730
731 COMMAND_HANDLER(handle_flash_write_bank_command)
732 {
733 uint32_t offset;
734 uint8_t *buffer;
735 size_t length;
736 struct fileio *fileio;
737
738 if (CMD_ARGC < 2 || CMD_ARGC > 3)
739 return ERROR_COMMAND_SYNTAX_ERROR;
740
741 struct duration bench;
742 duration_start(&bench);
743
744 struct flash_bank *bank;
745 int retval = CALL_COMMAND_HANDLER(flash_command_get_bank, 0, &bank);
746 if (retval != ERROR_OK)
747 return retval;
748
749 offset = 0;
750
751 if (CMD_ARGC > 2)
752 COMMAND_PARSE_NUMBER(u32, CMD_ARGV[2], offset);
753
754 if (offset > bank->size) {
755 LOG_ERROR("Offset 0x%8.8" PRIx32 " is out of range of the flash bank",
756 offset);
757 return ERROR_COMMAND_ARGUMENT_INVALID;
758 }
759
760 if (fileio_open(&fileio, CMD_ARGV[1], FILEIO_READ, FILEIO_BINARY) != ERROR_OK)
761 return ERROR_FAIL;
762
763 size_t filesize;
764 retval = fileio_size(fileio, &filesize);
765 if (retval != ERROR_OK) {
766 fileio_close(fileio);
767 return retval;
768 }
769
770 length = MIN(filesize, bank->size - offset);
771
772 if (!length) {
773 LOG_INFO("Nothing to write to flash bank");
774 fileio_close(fileio);
775 return ERROR_OK;
776 }
777
778 if (length != filesize)
779 LOG_INFO("File content exceeds flash bank size. Only writing the "
780 "first %zu bytes of the file", length);
781
782 target_addr_t start_addr = bank->base + offset;
783 target_addr_t aligned_start = flash_write_align_start(bank, start_addr);
784 target_addr_t end_addr = start_addr + length - 1;
785 target_addr_t aligned_end = flash_write_align_end(bank, end_addr);
786 uint32_t aligned_size = aligned_end + 1 - aligned_start;
787 uint32_t padding_at_start = start_addr - aligned_start;
788 uint32_t padding_at_end = aligned_end - end_addr;
789
790 buffer = malloc(aligned_size);
791 if (!buffer) {
792 fileio_close(fileio);
793 LOG_ERROR("Out of memory");
794 return ERROR_FAIL;
795 }
796
797 if (padding_at_start) {
798 memset(buffer, bank->default_padded_value, padding_at_start);
799 LOG_WARNING("Start offset 0x%08" PRIx32
800 " breaks the required alignment of flash bank %s",
801 offset, bank->name);
802 LOG_WARNING("Padding %" PRIu32 " bytes from " TARGET_ADDR_FMT,
803 padding_at_start, aligned_start);
804 }
805
806 uint8_t *ptr = buffer + padding_at_start;
807 size_t buf_cnt;
808 if (fileio_read(fileio, length, ptr, &buf_cnt) != ERROR_OK) {
809 free(buffer);
810 fileio_close(fileio);
811 return ERROR_FAIL;
812 }
813
814 if (buf_cnt != length) {
815 LOG_ERROR("Short read");
816 free(buffer);
817 return ERROR_FAIL;
818 }
819
820 ptr += length;
821
822 if (padding_at_end) {
823 memset(ptr, bank->default_padded_value, padding_at_end);
824 LOG_INFO("Padding at " TARGET_ADDR_FMT " with %" PRIu32
825 " bytes (bank write end alignment)",
826 end_addr + 1, padding_at_end);
827 }
828
829 retval = flash_driver_write(bank, buffer, aligned_start - bank->base, aligned_size);
830
831 free(buffer);
832
833 if ((retval == ERROR_OK) && (duration_measure(&bench) == ERROR_OK)) {
834 command_print(CMD, "wrote %zu bytes from file %s to flash bank %u"
835 " at offset 0x%8.8" PRIx32 " in %fs (%0.3f KiB/s)",
836 length, CMD_ARGV[1], bank->bank_number, offset,
837 duration_elapsed(&bench), duration_kbps(&bench, length));
838 }
839
840 fileio_close(fileio);
841
842 return retval;
843 }
844
845 COMMAND_HANDLER(handle_flash_read_bank_command)
846 {
847 uint32_t offset;
848 uint8_t *buffer;
849 struct fileio *fileio;
850 uint32_t length;
851 size_t written;
852
853 if (CMD_ARGC < 2 || CMD_ARGC > 4)
854 return ERROR_COMMAND_SYNTAX_ERROR;
855
856 struct duration bench;
857 duration_start(&bench);
858
859 struct flash_bank *p;
860 int retval = CALL_COMMAND_HANDLER(flash_command_get_bank, 0, &p);
861
862 if (retval != ERROR_OK)
863 return retval;
864
865 offset = 0;
866
867 if (CMD_ARGC > 2)
868 COMMAND_PARSE_NUMBER(u32, CMD_ARGV[2], offset);
869
870 if (offset > p->size) {
871 LOG_ERROR("Offset 0x%8.8" PRIx32 " is out of range of the flash bank",
872 offset);
873 return ERROR_COMMAND_ARGUMENT_INVALID;
874 }
875
876 length = p->size - offset;
877
878 if (CMD_ARGC > 3)
879 COMMAND_PARSE_NUMBER(u32, CMD_ARGV[3], length);
880
881 if (offset + length > p->size) {
882 LOG_ERROR("Length of %" PRIu32 " bytes with offset 0x%8.8" PRIx32
883 " is out of range of the flash bank", length, offset);
884 return ERROR_COMMAND_ARGUMENT_INVALID;
885 }
886
887 buffer = malloc(length);
888 if (!buffer) {
889 LOG_ERROR("Out of memory");
890 return ERROR_FAIL;
891 }
892
893 retval = flash_driver_read(p, buffer, offset, length);
894 if (retval != ERROR_OK) {
895 LOG_ERROR("Read error");
896 free(buffer);
897 return retval;
898 }
899
900 retval = fileio_open(&fileio, CMD_ARGV[1], FILEIO_WRITE, FILEIO_BINARY);
901 if (retval != ERROR_OK) {
902 LOG_ERROR("Could not open file");
903 free(buffer);
904 return retval;
905 }
906
907 retval = fileio_write(fileio, length, buffer, &written);
908 fileio_close(fileio);
909 free(buffer);
910 if (retval != ERROR_OK) {
911 LOG_ERROR("Could not write file");
912 return ERROR_FAIL;
913 }
914
915 if (duration_measure(&bench) == ERROR_OK)
916 command_print(CMD, "wrote %zd bytes to file %s from flash bank %u"
917 " at offset 0x%8.8" PRIx32 " in %fs (%0.3f KiB/s)",
918 written, CMD_ARGV[1], p->bank_number, offset,
919 duration_elapsed(&bench), duration_kbps(&bench, written));
920
921 return retval;
922 }
923
924
925 COMMAND_HANDLER(handle_flash_verify_bank_command)
926 {
927 uint32_t offset;
928 uint8_t *buffer_file, *buffer_flash;
929 struct fileio *fileio;
930 size_t read_cnt;
931 size_t filesize;
932 size_t length;
933 int differ;
934
935 if (CMD_ARGC < 2 || CMD_ARGC > 3)
936 return ERROR_COMMAND_SYNTAX_ERROR;
937
938 struct duration bench;
939 duration_start(&bench);
940
941 struct flash_bank *p;
942 int retval = CALL_COMMAND_HANDLER(flash_command_get_bank, 0, &p);
943 if (retval != ERROR_OK)
944 return retval;
945
946 offset = 0;
947
948 if (CMD_ARGC > 2)
949 COMMAND_PARSE_NUMBER(u32, CMD_ARGV[2], offset);
950
951 if (offset > p->size) {
952 LOG_ERROR("Offset 0x%8.8" PRIx32 " is out of range of the flash bank",
953 offset);
954 return ERROR_COMMAND_ARGUMENT_INVALID;
955 }
956
957 retval = fileio_open(&fileio, CMD_ARGV[1], FILEIO_READ, FILEIO_BINARY);
958 if (retval != ERROR_OK) {
959 LOG_ERROR("Could not open file");
960 return retval;
961 }
962
963 retval = fileio_size(fileio, &filesize);
964 if (retval != ERROR_OK) {
965 fileio_close(fileio);
966 return retval;
967 }
968
969 length = MIN(filesize, p->size - offset);
970
971 if (!length) {
972 LOG_INFO("Nothing to compare with flash bank");
973 fileio_close(fileio);
974 return ERROR_OK;
975 }
976
977 if (length != filesize)
978 LOG_INFO("File content exceeds flash bank size. Only comparing the "
979 "first %zu bytes of the file", length);
980
981 buffer_file = malloc(length);
982 if (!buffer_file) {
983 LOG_ERROR("Out of memory");
984 fileio_close(fileio);
985 return ERROR_FAIL;
986 }
987
988 retval = fileio_read(fileio, length, buffer_file, &read_cnt);
989 fileio_close(fileio);
990 if (retval != ERROR_OK) {
991 LOG_ERROR("File read failure");
992 free(buffer_file);
993 return retval;
994 }
995
996 if (read_cnt != length) {
997 LOG_ERROR("Short read");
998 free(buffer_file);
999 return ERROR_FAIL;
1000 }
1001
1002 buffer_flash = malloc(length);
1003 if (!buffer_flash) {
1004 LOG_ERROR("Out of memory");
1005 free(buffer_file);
1006 return ERROR_FAIL;
1007 }
1008
1009 retval = flash_driver_read(p, buffer_flash, offset, length);
1010 if (retval != ERROR_OK) {
1011 LOG_ERROR("Flash read error");
1012 free(buffer_flash);
1013 free(buffer_file);
1014 return retval;
1015 }
1016
1017 if (duration_measure(&bench) == ERROR_OK)
1018 command_print(CMD, "read %zd bytes from file %s and flash bank %u"
1019 " at offset 0x%8.8" PRIx32 " in %fs (%0.3f KiB/s)",
1020 length, CMD_ARGV[1], p->bank_number, offset,
1021 duration_elapsed(&bench), duration_kbps(&bench, length));
1022
1023 differ = memcmp(buffer_file, buffer_flash, length);
1024 command_print(CMD, "contents %s", differ ? "differ" : "match");
1025 if (differ) {
1026 uint32_t t;
1027 int diffs = 0;
1028 for (t = 0; t < length; t++) {
1029 if (buffer_flash[t] == buffer_file[t])
1030 continue;
1031 command_print(CMD, "diff %d address 0x%08" PRIx32 ". Was 0x%02x instead of 0x%02x",
1032 diffs, t + offset, buffer_flash[t], buffer_file[t]);
1033 if (diffs++ >= 127) {
1034 command_print(CMD, "More than 128 errors, the rest are not printed.");
1035 break;
1036 }
1037 keep_alive();
1038 }
1039 }
1040 free(buffer_flash);
1041 free(buffer_file);
1042
1043 return differ ? ERROR_FAIL : ERROR_OK;
1044 }
1045
1046 void flash_set_dirty(void)
1047 {
1048 struct flash_bank *c;
1049
1050 /* set all flash to require erasing */
1051 for (c = flash_bank_list(); c; c = c->next) {
1052 for (unsigned int i = 0; i < c->num_sectors; i++)
1053 c->sectors[i].is_erased = 0;
1054 }
1055 }
1056
1057 COMMAND_HANDLER(handle_flash_padded_value_command)
1058 {
1059 if (CMD_ARGC != 2)
1060 return ERROR_COMMAND_SYNTAX_ERROR;
1061
1062 struct flash_bank *p;
1063 int retval = CALL_COMMAND_HANDLER(flash_command_get_bank, 0, &p);
1064 if (retval != ERROR_OK)
1065 return retval;
1066
1067 COMMAND_PARSE_NUMBER(u8, CMD_ARGV[1], p->default_padded_value);
1068
1069 command_print(CMD, "Default padded value set to 0x%" PRIx8 " for flash bank %u",
1070 p->default_padded_value, p->bank_number);
1071
1072 return retval;
1073 }
1074
1075 static const struct command_registration flash_exec_command_handlers[] = {
1076 {
1077 .name = "probe",
1078 .handler = handle_flash_probe_command,
1079 .mode = COMMAND_EXEC,
1080 .usage = "bank_id",
1081 .help = "Identify a flash bank.",
1082 },
1083 {
1084 .name = "info",
1085 .handler = handle_flash_info_command,
1086 .mode = COMMAND_EXEC,
1087 .usage = "bank_id ['sectors']",
1088 .help = "Print information about a flash bank.",
1089 },
1090 {
1091 .name = "erase_check",
1092 .handler = handle_flash_erase_check_command,
1093 .mode = COMMAND_EXEC,
1094 .usage = "bank_id",
1095 .help = "Check erase state of all blocks in a "
1096 "flash bank.",
1097 },
1098 {
1099 .name = "erase_sector",
1100 .handler = handle_flash_erase_command,
1101 .mode = COMMAND_EXEC,
1102 .usage = "bank_id first_sector_num (last_sector_num|'last')",
1103 .help = "Erase a range of sectors in a flash bank.",
1104 },
1105 {
1106 .name = "erase_address",
1107 .handler = handle_flash_erase_address_command,
1108 .mode = COMMAND_EXEC,
1109 .usage = "['pad'] ['unlock'] address length",
1110 .help = "Erase flash sectors starting at address and "
1111 "continuing for length bytes. If 'pad' is specified, "
1112 "data outside that range may also be erased: the start "
1113 "address may be decreased, and length increased, so "
1114 "that all of the first and last sectors are erased. "
1115 "If 'unlock' is specified, then the flash is unprotected "
1116 "before erasing.",
1117
1118 },
1119 {
1120 .name = "filld",
1121 .handler = handle_flash_fill_command,
1122 .mode = COMMAND_EXEC,
1123 .usage = "address value n",
1124 .help = "Fill n double-words with 64-bit value, starting at "
1125 "word address. (No autoerase.)",
1126 },
1127 {
1128 .name = "fillw",
1129 .handler = handle_flash_fill_command,
1130 .mode = COMMAND_EXEC,
1131 .usage = "address value n",
1132 .help = "Fill n words with 32-bit value, starting at "
1133 "word address. (No autoerase.)",
1134 },
1135 {
1136 .name = "fillh",
1137 .handler = handle_flash_fill_command,
1138 .mode = COMMAND_EXEC,
1139 .usage = "address value n",
1140 .help = "Fill n halfwords with 16-bit value, starting at "
1141 "word address. (No autoerase.)",
1142 },
1143 {
1144 .name = "fillb",
1145 .handler = handle_flash_fill_command,
1146 .mode = COMMAND_EXEC,
1147 .usage = "address value n",
1148 .help = "Fill n bytes with 8-bit value, starting at "
1149 "word address. (No autoerase.)",
1150 },
1151 {
1152 .name = "mdb",
1153 .handler = handle_flash_md_command,
1154 .mode = COMMAND_EXEC,
1155 .usage = "address [count]",
1156 .help = "Display bytes from flash.",
1157 },
1158 {
1159 .name = "mdh",
1160 .handler = handle_flash_md_command,
1161 .mode = COMMAND_EXEC,
1162 .usage = "address [count]",
1163 .help = "Display half-words from flash.",
1164 },
1165 {
1166 .name = "mdw",
1167 .handler = handle_flash_md_command,
1168 .mode = COMMAND_EXEC,
1169 .usage = "address [count]",
1170 .help = "Display words from flash.",
1171 },
1172 {
1173 .name = "write_bank",
1174 .handler = handle_flash_write_bank_command,
1175 .mode = COMMAND_EXEC,
1176 .usage = "bank_id filename [offset]",
1177 .help = "Write binary data from file to flash bank. Allow optional "
1178 "offset from beginning of the bank (defaults to zero).",
1179 },
1180 {
1181 .name = "write_image",
1182 .handler = handle_flash_write_image_command,
1183 .mode = COMMAND_EXEC,
1184 .usage = "[erase] [unlock] filename [offset [file_type]]",
1185 .help = "Write an image to flash. Optionally first unprotect "
1186 "and/or erase the region to be used. Allow optional "
1187 "offset from beginning of bank (defaults to zero)",
1188 },
1189 {
1190 .name = "verify_image",
1191 .handler = handle_flash_verify_image_command,
1192 .mode = COMMAND_EXEC,
1193 .usage = "filename [offset [file_type]]",
1194 .help = "Verify an image against flash. Allow optional "
1195 "offset from beginning of bank (defaults to zero)",
1196 },
1197 {
1198 .name = "read_bank",
1199 .handler = handle_flash_read_bank_command,
1200 .mode = COMMAND_EXEC,
1201 .usage = "bank_id filename [offset [length]]",
1202 .help = "Read binary data from flash bank to file. Allow optional "
1203 "offset from beginning of the bank (defaults to zero).",
1204 },
1205 {
1206 .name = "verify_bank",
1207 .handler = handle_flash_verify_bank_command,
1208 .mode = COMMAND_EXEC,
1209 .usage = "bank_id filename [offset]",
1210 .help = "Compare the contents of a file with the contents of the "
1211 "flash bank. Allow optional offset from beginning of the bank "
1212 "(defaults to zero).",
1213 },
1214 {
1215 .name = "protect",
1216 .handler = handle_flash_protect_command,
1217 .mode = COMMAND_EXEC,
1218 .usage = "bank_id first_block [last_block|'last'] "
1219 "('on'|'off')",
1220 .help = "Turn protection on or off for a range of protection "
1221 "blocks or sectors in a given flash bank. "
1222 "See 'flash info' output for a list of blocks.",
1223 },
1224 {
1225 .name = "padded_value",
1226 .handler = handle_flash_padded_value_command,
1227 .mode = COMMAND_EXEC,
1228 .usage = "bank_id value",
1229 .help = "Set default flash padded value",
1230 },
1231 COMMAND_REGISTRATION_DONE
1232 };
1233
1234 static int flash_init_drivers(struct command_context *cmd_ctx)
1235 {
1236 if (!flash_bank_list())
1237 return ERROR_OK;
1238
1239 return register_commands(cmd_ctx, "flash", flash_exec_command_handlers);
1240 }
1241
1242 COMMAND_HANDLER(handle_flash_bank_command)
1243 {
1244 if (CMD_ARGC < 7) {
1245 LOG_ERROR("usage: flash bank <name> <driver> "
1246 "<base> <size> <chip_width> <bus_width> <target>");
1247 return ERROR_COMMAND_SYNTAX_ERROR;
1248 }
1249 /* save bank name and advance arguments for compatibility */
1250 const char *bank_name = *CMD_ARGV++;
1251 CMD_ARGC--;
1252
1253 struct target *target = get_target(CMD_ARGV[5]);
1254 if (!target) {
1255 LOG_ERROR("target '%s' not defined", CMD_ARGV[5]);
1256 return ERROR_FAIL;
1257 }
1258
1259 const char *driver_name = CMD_ARGV[0];
1260 const struct flash_driver *driver = flash_driver_find_by_name(driver_name);
1261 if (!driver) {
1262 /* no matching flash driver found */
1263 LOG_ERROR("flash driver '%s' not found", driver_name);
1264 return ERROR_FAIL;
1265 }
1266
1267 /* check the flash bank name is unique */
1268 if (get_flash_bank_by_name_noprobe(bank_name)) {
1269 /* flash bank name already exists */
1270 LOG_ERROR("flash bank name '%s' already exists", bank_name);
1271 return ERROR_FAIL;
1272 }
1273
1274 /* register flash specific commands */
1275 if (driver->commands) {
1276 int retval = register_commands(CMD_CTX, NULL, driver->commands);
1277 if (retval != ERROR_OK) {
1278 LOG_ERROR("couldn't register '%s' commands",
1279 driver_name);
1280 return ERROR_FAIL;
1281 }
1282 }
1283
1284 struct flash_bank *c = calloc(1, sizeof(*c));
1285 c->name = strdup(bank_name);
1286 c->target = target;
1287 c->driver = driver;
1288 COMMAND_PARSE_NUMBER(target_addr, CMD_ARGV[1], c->base);
1289 COMMAND_PARSE_NUMBER(u32, CMD_ARGV[2], c->size);
1290 COMMAND_PARSE_NUMBER(uint, CMD_ARGV[3], c->chip_width);
1291 COMMAND_PARSE_NUMBER(uint, CMD_ARGV[4], c->bus_width);
1292 c->default_padded_value = c->erased_value = 0xff;
1293 c->minimal_write_gap = FLASH_WRITE_GAP_SECTOR;
1294
1295 int retval;
1296 retval = CALL_COMMAND_HANDLER(driver->flash_bank_command, c);
1297 if (retval != ERROR_OK) {
1298 LOG_ERROR("'%s' driver rejected flash bank at " TARGET_ADDR_FMT
1299 "; usage: %s", driver_name, c->base, driver->usage);
1300 free(c);
1301 return retval;
1302 }
1303
1304 if (!driver->usage)
1305 LOG_DEBUG("'%s' driver usage field missing", driver_name);
1306
1307 flash_bank_add(c);
1308
1309 return ERROR_OK;
1310 }
1311
1312 COMMAND_HANDLER(handle_flash_banks_command)
1313 {
1314 if (CMD_ARGC != 0)
1315 return ERROR_COMMAND_SYNTAX_ERROR;
1316
1317 unsigned n = 0;
1318 for (struct flash_bank *p = flash_bank_list(); p; p = p->next, n++) {
1319 command_print(CMD, "#%d : %s (%s) at " TARGET_ADDR_FMT ", size 0x%8.8" PRIx32 ", "
1320 "buswidth %u, chipwidth %u", p->bank_number,
1321 p->name, p->driver->name, p->base, p->size,
1322 p->bus_width, p->chip_width);
1323 }
1324 return ERROR_OK;
1325 }
1326
1327 static int jim_flash_list(Jim_Interp *interp, int argc, Jim_Obj * const *argv)
1328 {
1329 if (argc != 1) {
1330 Jim_WrongNumArgs(interp, 1, argv,
1331 "no arguments to 'flash list' command");
1332 return JIM_ERR;
1333 }
1334
1335 Jim_Obj *list = Jim_NewListObj(interp, NULL, 0);
1336
1337 for (struct flash_bank *p = flash_bank_list(); p; p = p->next) {
1338 Jim_Obj *elem = Jim_NewListObj(interp, NULL, 0);
1339
1340 Jim_ListAppendElement(interp, elem, Jim_NewStringObj(interp, "name", -1));
1341 Jim_ListAppendElement(interp, elem, Jim_NewStringObj(interp, p->name, -1));
1342 Jim_ListAppendElement(interp, elem, Jim_NewStringObj(interp, "driver", -1));
1343 Jim_ListAppendElement(interp, elem, Jim_NewStringObj(interp, p->driver->name, -1));
1344 Jim_ListAppendElement(interp, elem, Jim_NewStringObj(interp, "base", -1));
1345 Jim_ListAppendElement(interp, elem, Jim_NewIntObj(interp, p->base));
1346 Jim_ListAppendElement(interp, elem, Jim_NewStringObj(interp, "size", -1));
1347 Jim_ListAppendElement(interp, elem, Jim_NewIntObj(interp, p->size));
1348 Jim_ListAppendElement(interp, elem, Jim_NewStringObj(interp, "bus_width", -1));
1349 Jim_ListAppendElement(interp, elem, Jim_NewIntObj(interp, p->bus_width));
1350 Jim_ListAppendElement(interp, elem, Jim_NewStringObj(interp, "chip_width", -1));
1351 Jim_ListAppendElement(interp, elem, Jim_NewIntObj(interp, p->chip_width));
1352 Jim_ListAppendElement(interp, elem, Jim_NewStringObj(interp, "target", -1));
1353 Jim_ListAppendElement(interp, elem, Jim_NewStringObj(interp, target_name(p->target), -1));
1354
1355 Jim_ListAppendElement(interp, list, elem);
1356 }
1357
1358 Jim_SetResult(interp, list);
1359
1360 return JIM_OK;
1361 }
1362
1363 COMMAND_HANDLER(handle_flash_init_command)
1364 {
1365 if (CMD_ARGC != 0)
1366 return ERROR_COMMAND_SYNTAX_ERROR;
1367
1368 static bool flash_initialized;
1369 if (flash_initialized) {
1370 LOG_INFO("'flash init' has already been called");
1371 return ERROR_OK;
1372 }
1373 flash_initialized = true;
1374
1375 LOG_DEBUG("Initializing flash devices...");
1376 return flash_init_drivers(CMD_CTX);
1377 }
1378
1379 static const struct command_registration flash_config_command_handlers[] = {
1380 {
1381 .name = "bank",
1382 .handler = handle_flash_bank_command,
1383 .mode = COMMAND_CONFIG,
1384 .usage = "bank_id driver_name base_address size_bytes "
1385 "chip_width_bytes bus_width_bytes target "
1386 "[driver_options ...]",
1387 .help = "Define a new bank with the given name, "
1388 "using the specified NOR flash driver.",
1389 },
1390 {
1391 .name = "init",
1392 .mode = COMMAND_CONFIG,
1393 .handler = handle_flash_init_command,
1394 .help = "Initialize flash devices.",
1395 .usage = "",
1396 },
1397 {
1398 .name = "banks",
1399 .mode = COMMAND_ANY,
1400 .handler = handle_flash_banks_command,
1401 .help = "Display table with information about flash banks.",
1402 .usage = "",
1403 },
1404 {
1405 .name = "list",
1406 .mode = COMMAND_ANY,
1407 .jim_handler = jim_flash_list,
1408 .help = "Returns a list of details about the flash banks.",
1409 },
1410 COMMAND_REGISTRATION_DONE
1411 };
1412 static const struct command_registration flash_command_handlers[] = {
1413 {
1414 .name = "flash",
1415 .mode = COMMAND_ANY,
1416 .help = "NOR flash command group",
1417 .chain = flash_config_command_handlers,
1418 .usage = "",
1419 },
1420 COMMAND_REGISTRATION_DONE
1421 };
1422
1423 int flash_register_commands(struct command_context *cmd_ctx)
1424 {
1425 return register_commands(cmd_ctx, NULL, flash_command_handlers);
1426 }
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