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Commit | Line | Data |
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694a0b3f KP |
1 | /* |
2 | * Unsorted Block Image commands | |
3 | * | |
4 | * Copyright (C) 2008 Samsung Electronics | |
5 | * Kyungmin Park <kyungmin.park@samsung.com> | |
6 | * | |
2d579e50 | 7 | * Copyright 2008-2009 Stefan Roese <sr@denx.de>, DENX Software Engineering |
694a0b3f KP |
8 | * |
9 | * This program is free software; you can redistribute it and/or modify | |
10 | * it under the terms of the GNU General Public License version 2 as | |
11 | * published by the Free Software Foundation. | |
12 | */ | |
13 | ||
14 | #include <common.h> | |
15 | #include <command.h> | |
16 | #include <exports.h> | |
17 | ||
18 | #include <nand.h> | |
19 | #include <onenand_uboot.h> | |
20 | #include <linux/mtd/mtd.h> | |
21 | #include <linux/mtd/partitions.h> | |
22 | #include <ubi_uboot.h> | |
23 | #include <asm/errno.h> | |
24 | #include <jffs2/load_kernel.h> | |
25 | ||
147162da JH |
26 | #undef ubi_msg |
27 | #define ubi_msg(fmt, ...) printf("UBI: " fmt "\n", ##__VA_ARGS__) | |
28 | ||
694a0b3f KP |
29 | #define DEV_TYPE_NONE 0 |
30 | #define DEV_TYPE_NAND 1 | |
31 | #define DEV_TYPE_ONENAND 2 | |
25ea652e | 32 | #define DEV_TYPE_NOR 3 |
694a0b3f KP |
33 | |
34 | /* Private own data */ | |
35 | static struct ubi_device *ubi; | |
a5c40670 | 36 | static char buffer[80]; |
2ee951ba | 37 | static int ubi_initialized; |
694a0b3f KP |
38 | |
39 | struct selected_dev { | |
694a0b3f | 40 | char part_name[80]; |
2d579e50 | 41 | int selected; |
694a0b3f KP |
42 | int nr; |
43 | struct mtd_info *mtd_info; | |
44 | }; | |
45 | ||
46 | static struct selected_dev ubi_dev; | |
47 | ||
2f15cfd1 SR |
48 | #ifdef CONFIG_CMD_UBIFS |
49 | int ubifs_is_mounted(void); | |
50 | void cmd_ubifs_umount(void); | |
51 | #endif | |
52 | ||
694a0b3f KP |
53 | static void ubi_dump_vol_info(const struct ubi_volume *vol) |
54 | { | |
55 | ubi_msg("volume information dump:"); | |
56 | ubi_msg("vol_id %d", vol->vol_id); | |
57 | ubi_msg("reserved_pebs %d", vol->reserved_pebs); | |
58 | ubi_msg("alignment %d", vol->alignment); | |
59 | ubi_msg("data_pad %d", vol->data_pad); | |
60 | ubi_msg("vol_type %d", vol->vol_type); | |
61 | ubi_msg("name_len %d", vol->name_len); | |
62 | ubi_msg("usable_leb_size %d", vol->usable_leb_size); | |
63 | ubi_msg("used_ebs %d", vol->used_ebs); | |
64 | ubi_msg("used_bytes %lld", vol->used_bytes); | |
65 | ubi_msg("last_eb_bytes %d", vol->last_eb_bytes); | |
66 | ubi_msg("corrupted %d", vol->corrupted); | |
67 | ubi_msg("upd_marker %d", vol->upd_marker); | |
68 | ||
69 | if (vol->name_len <= UBI_VOL_NAME_MAX && | |
70 | strnlen(vol->name, vol->name_len + 1) == vol->name_len) { | |
71 | ubi_msg("name %s", vol->name); | |
72 | } else { | |
73 | ubi_msg("the 1st 5 characters of the name: %c%c%c%c%c", | |
74 | vol->name[0], vol->name[1], vol->name[2], | |
75 | vol->name[3], vol->name[4]); | |
76 | } | |
77 | printf("\n"); | |
78 | } | |
79 | ||
80 | static void display_volume_info(struct ubi_device *ubi) | |
81 | { | |
82 | int i; | |
83 | ||
84 | for (i = 0; i < (ubi->vtbl_slots + 1); i++) { | |
85 | if (!ubi->volumes[i]) | |
86 | continue; /* Empty record */ | |
87 | ubi_dump_vol_info(ubi->volumes[i]); | |
88 | } | |
89 | } | |
90 | ||
91 | static void display_ubi_info(struct ubi_device *ubi) | |
92 | { | |
93 | ubi_msg("MTD device name: \"%s\"", ubi->mtd->name); | |
94 | ubi_msg("MTD device size: %llu MiB", ubi->flash_size >> 20); | |
95 | ubi_msg("physical eraseblock size: %d bytes (%d KiB)", | |
96 | ubi->peb_size, ubi->peb_size >> 10); | |
97 | ubi_msg("logical eraseblock size: %d bytes", ubi->leb_size); | |
98 | ubi_msg("number of good PEBs: %d", ubi->good_peb_count); | |
99 | ubi_msg("number of bad PEBs: %d", ubi->bad_peb_count); | |
100 | ubi_msg("smallest flash I/O unit: %d", ubi->min_io_size); | |
101 | ubi_msg("VID header offset: %d (aligned %d)", | |
102 | ubi->vid_hdr_offset, ubi->vid_hdr_aloffset); | |
103 | ubi_msg("data offset: %d", ubi->leb_start); | |
104 | ubi_msg("max. allowed volumes: %d", ubi->vtbl_slots); | |
105 | ubi_msg("wear-leveling threshold: %d", CONFIG_MTD_UBI_WL_THRESHOLD); | |
106 | ubi_msg("number of internal volumes: %d", UBI_INT_VOL_COUNT); | |
107 | ubi_msg("number of user volumes: %d", | |
108 | ubi->vol_count - UBI_INT_VOL_COUNT); | |
109 | ubi_msg("available PEBs: %d", ubi->avail_pebs); | |
110 | ubi_msg("total number of reserved PEBs: %d", ubi->rsvd_pebs); | |
111 | ubi_msg("number of PEBs reserved for bad PEB handling: %d", | |
112 | ubi->beb_rsvd_pebs); | |
113 | ubi_msg("max/mean erase counter: %d/%d", ubi->max_ec, ubi->mean_ec); | |
114 | } | |
115 | ||
116 | static int ubi_info(int layout) | |
117 | { | |
118 | if (layout) | |
119 | display_volume_info(ubi); | |
120 | else | |
121 | display_ubi_info(ubi); | |
122 | ||
123 | return 0; | |
124 | } | |
125 | ||
f9f4d809 HS |
126 | static int ubi_check_volumename(const struct ubi_volume *vol, char *name) |
127 | { | |
128 | return strcmp(vol->name, name); | |
129 | } | |
130 | ||
131 | static int ubi_check(char *name) | |
132 | { | |
133 | int i; | |
134 | ||
135 | for (i = 0; i < (ubi->vtbl_slots + 1); i++) { | |
136 | if (!ubi->volumes[i]) | |
137 | continue; /* Empty record */ | |
138 | ||
139 | if (!ubi_check_volumename(ubi->volumes[i], name)) | |
140 | return 0; | |
141 | } | |
142 | ||
143 | return -EEXIST; | |
144 | } | |
145 | ||
146 | ||
694a0b3f KP |
147 | static int verify_mkvol_req(const struct ubi_device *ubi, |
148 | const struct ubi_mkvol_req *req) | |
149 | { | |
7f5d8a4d | 150 | int n, err = EINVAL; |
694a0b3f KP |
151 | |
152 | if (req->bytes < 0 || req->alignment < 0 || req->vol_type < 0 || | |
153 | req->name_len < 0) | |
154 | goto bad; | |
155 | ||
156 | if ((req->vol_id < 0 || req->vol_id >= ubi->vtbl_slots) && | |
157 | req->vol_id != UBI_VOL_NUM_AUTO) | |
158 | goto bad; | |
159 | ||
160 | if (req->alignment == 0) | |
161 | goto bad; | |
162 | ||
7f5d8a4d SR |
163 | if (req->bytes == 0) { |
164 | printf("No space left in UBI device!\n"); | |
165 | err = ENOMEM; | |
694a0b3f | 166 | goto bad; |
7f5d8a4d | 167 | } |
694a0b3f KP |
168 | |
169 | if (req->vol_type != UBI_DYNAMIC_VOLUME && | |
170 | req->vol_type != UBI_STATIC_VOLUME) | |
171 | goto bad; | |
172 | ||
173 | if (req->alignment > ubi->leb_size) | |
174 | goto bad; | |
175 | ||
176 | n = req->alignment % ubi->min_io_size; | |
177 | if (req->alignment != 1 && n) | |
178 | goto bad; | |
179 | ||
180 | if (req->name_len > UBI_VOL_NAME_MAX) { | |
7f5d8a4d SR |
181 | printf("Name too long!\n"); |
182 | err = ENAMETOOLONG; | |
694a0b3f KP |
183 | goto bad; |
184 | } | |
185 | ||
186 | return 0; | |
187 | bad: | |
694a0b3f KP |
188 | return err; |
189 | } | |
190 | ||
dd7185f1 | 191 | static int ubi_create_vol(char *volume, int64_t size, int dynamic) |
694a0b3f KP |
192 | { |
193 | struct ubi_mkvol_req req; | |
194 | int err; | |
195 | ||
196 | if (dynamic) | |
197 | req.vol_type = UBI_DYNAMIC_VOLUME; | |
198 | else | |
199 | req.vol_type = UBI_STATIC_VOLUME; | |
200 | ||
201 | req.vol_id = UBI_VOL_NUM_AUTO; | |
202 | req.alignment = 1; | |
203 | req.bytes = size; | |
204 | ||
205 | strcpy(req.name, volume); | |
206 | req.name_len = strlen(volume); | |
207 | req.name[req.name_len] = '\0'; | |
208 | req.padding1 = 0; | |
209 | /* It's duplicated at drivers/mtd/ubi/cdev.c */ | |
210 | err = verify_mkvol_req(ubi, &req); | |
211 | if (err) { | |
212 | printf("verify_mkvol_req failed %d\n", err); | |
213 | return err; | |
214 | } | |
dd7185f1 | 215 | printf("Creating %s volume %s of size %lld\n", |
694a0b3f KP |
216 | dynamic ? "dynamic" : "static", volume, size); |
217 | /* Call real ubi create volume */ | |
218 | return ubi_create_volume(ubi, &req); | |
219 | } | |
220 | ||
7f5d8a4d | 221 | static struct ubi_volume *ubi_find_volume(char *volume) |
694a0b3f | 222 | { |
3b653fdb | 223 | struct ubi_volume *vol = NULL; |
7f5d8a4d | 224 | int i; |
694a0b3f KP |
225 | |
226 | for (i = 0; i < ubi->vtbl_slots; i++) { | |
227 | vol = ubi->volumes[i]; | |
7f5d8a4d SR |
228 | if (vol && !strcmp(vol->name, volume)) |
229 | return vol; | |
694a0b3f | 230 | } |
7f5d8a4d SR |
231 | |
232 | printf("Volume %s not found!\n", volume); | |
233 | return NULL; | |
234 | } | |
235 | ||
236 | static int ubi_remove_vol(char *volume) | |
237 | { | |
238 | int err, reserved_pebs, i; | |
239 | struct ubi_volume *vol; | |
240 | ||
241 | vol = ubi_find_volume(volume); | |
242 | if (vol == NULL) | |
243 | return ENODEV; | |
244 | ||
245 | printf("Remove UBI volume %s (id %d)\n", vol->name, vol->vol_id); | |
694a0b3f KP |
246 | |
247 | if (ubi->ro_mode) { | |
248 | printf("It's read-only mode\n"); | |
7f5d8a4d | 249 | err = EROFS; |
694a0b3f KP |
250 | goto out_err; |
251 | } | |
252 | ||
7f5d8a4d | 253 | err = ubi_change_vtbl_record(ubi, vol->vol_id, NULL); |
694a0b3f KP |
254 | if (err) { |
255 | printf("Error changing Vol tabel record err=%x\n", err); | |
256 | goto out_err; | |
257 | } | |
258 | reserved_pebs = vol->reserved_pebs; | |
259 | for (i = 0; i < vol->reserved_pebs; i++) { | |
260 | err = ubi_eba_unmap_leb(ubi, vol, i); | |
261 | if (err) | |
262 | goto out_err; | |
263 | } | |
264 | ||
265 | kfree(vol->eba_tbl); | |
7f5d8a4d SR |
266 | ubi->volumes[vol->vol_id]->eba_tbl = NULL; |
267 | ubi->volumes[vol->vol_id] = NULL; | |
694a0b3f KP |
268 | |
269 | ubi->rsvd_pebs -= reserved_pebs; | |
270 | ubi->avail_pebs += reserved_pebs; | |
271 | i = ubi->beb_rsvd_level - ubi->beb_rsvd_pebs; | |
272 | if (i > 0) { | |
273 | i = ubi->avail_pebs >= i ? i : ubi->avail_pebs; | |
274 | ubi->avail_pebs -= i; | |
275 | ubi->rsvd_pebs += i; | |
276 | ubi->beb_rsvd_pebs += i; | |
277 | if (i > 0) | |
278 | ubi_msg("reserve more %d PEBs", i); | |
279 | } | |
280 | ubi->vol_count -= 1; | |
281 | ||
282 | return 0; | |
283 | out_err: | |
7f5d8a4d SR |
284 | ubi_err("cannot remove volume %s, error %d", volume, err); |
285 | if (err < 0) | |
286 | err = -err; | |
694a0b3f KP |
287 | return err; |
288 | } | |
289 | ||
0e350f81 | 290 | static int ubi_volume_continue_write(char *volume, void *buf, size_t size) |
694a0b3f | 291 | { |
7f5d8a4d | 292 | int err = 1; |
694a0b3f KP |
293 | struct ubi_volume *vol; |
294 | ||
7f5d8a4d SR |
295 | vol = ubi_find_volume(volume); |
296 | if (vol == NULL) | |
297 | return ENODEV; | |
298 | ||
694a0b3f KP |
299 | err = ubi_more_update_data(ubi, vol, buf, size); |
300 | if (err < 0) { | |
7f5d8a4d SR |
301 | printf("Couldnt or partially wrote data\n"); |
302 | return -err; | |
694a0b3f KP |
303 | } |
304 | ||
305 | if (err) { | |
306 | size = err; | |
307 | ||
308 | err = ubi_check_volume(ubi, vol->vol_id); | |
7f5d8a4d SR |
309 | if (err < 0) |
310 | return -err; | |
694a0b3f KP |
311 | |
312 | if (err) { | |
313 | ubi_warn("volume %d on UBI device %d is corrupted", | |
314 | vol->vol_id, ubi->ubi_num); | |
315 | vol->corrupted = 1; | |
316 | } | |
317 | ||
318 | vol->checked = 1; | |
319 | ubi_gluebi_updated(vol); | |
320 | } | |
321 | ||
322 | return 0; | |
323 | } | |
324 | ||
cc734f5a PB |
325 | int ubi_volume_begin_write(char *volume, void *buf, size_t size, |
326 | size_t full_size) | |
327 | { | |
328 | int err = 1; | |
329 | int rsvd_bytes = 0; | |
330 | struct ubi_volume *vol; | |
331 | ||
332 | vol = ubi_find_volume(volume); | |
333 | if (vol == NULL) | |
334 | return ENODEV; | |
335 | ||
336 | rsvd_bytes = vol->reserved_pebs * (ubi->leb_size - vol->data_pad); | |
337 | if (size < 0 || size > rsvd_bytes) { | |
338 | printf("size > volume size! Aborting!\n"); | |
339 | return EINVAL; | |
340 | } | |
341 | ||
342 | err = ubi_start_update(ubi, vol, full_size); | |
343 | if (err < 0) { | |
344 | printf("Cannot start volume update\n"); | |
345 | return -err; | |
346 | } | |
347 | ||
348 | return ubi_volume_continue_write(volume, buf, size); | |
349 | } | |
350 | ||
351 | int ubi_volume_write(char *volume, void *buf, size_t size) | |
352 | { | |
353 | return ubi_volume_begin_write(volume, buf, size, size); | |
354 | } | |
355 | ||
71829067 | 356 | int ubi_volume_read(char *volume, char *buf, size_t size) |
694a0b3f | 357 | { |
7f5d8a4d | 358 | int err, lnum, off, len, tbuf_size; |
694a0b3f KP |
359 | void *tbuf; |
360 | unsigned long long tmp; | |
7f5d8a4d | 361 | struct ubi_volume *vol; |
694a0b3f KP |
362 | loff_t offp = 0; |
363 | ||
7f5d8a4d SR |
364 | vol = ubi_find_volume(volume); |
365 | if (vol == NULL) | |
366 | return ENODEV; | |
694a0b3f | 367 | |
694a0b3f KP |
368 | if (vol->updating) { |
369 | printf("updating"); | |
7f5d8a4d | 370 | return EBUSY; |
694a0b3f KP |
371 | } |
372 | if (vol->upd_marker) { | |
373 | printf("damaged volume, update marker is set"); | |
7f5d8a4d | 374 | return EBADF; |
694a0b3f KP |
375 | } |
376 | if (offp == vol->used_bytes) | |
377 | return 0; | |
378 | ||
379 | if (size == 0) { | |
7f5d8a4d | 380 | printf("No size specified -> Using max size (%lld)\n", vol->used_bytes); |
694a0b3f KP |
381 | size = vol->used_bytes; |
382 | } | |
383 | ||
384 | if (vol->corrupted) | |
385 | printf("read from corrupted volume %d", vol->vol_id); | |
386 | if (offp + size > vol->used_bytes) | |
2984fd16 | 387 | size = vol->used_bytes - offp; |
694a0b3f KP |
388 | |
389 | tbuf_size = vol->usable_leb_size; | |
390 | if (size < tbuf_size) | |
391 | tbuf_size = ALIGN(size, ubi->min_io_size); | |
392 | tbuf = malloc(tbuf_size); | |
393 | if (!tbuf) { | |
394 | printf("NO MEM\n"); | |
7f5d8a4d | 395 | return ENOMEM; |
694a0b3f KP |
396 | } |
397 | len = size > tbuf_size ? tbuf_size : size; | |
398 | ||
399 | tmp = offp; | |
400 | off = do_div(tmp, vol->usable_leb_size); | |
401 | lnum = tmp; | |
694a0b3f KP |
402 | do { |
403 | if (off + len >= vol->usable_leb_size) | |
404 | len = vol->usable_leb_size - off; | |
405 | ||
406 | err = ubi_eba_read_leb(ubi, vol, lnum, tbuf, off, len, 0); | |
407 | if (err) { | |
408 | printf("read err %x\n", err); | |
7f5d8a4d | 409 | err = -err; |
694a0b3f KP |
410 | break; |
411 | } | |
412 | off += len; | |
413 | if (off == vol->usable_leb_size) { | |
414 | lnum += 1; | |
415 | off -= vol->usable_leb_size; | |
416 | } | |
417 | ||
418 | size -= len; | |
419 | offp += len; | |
420 | ||
694a0b3f | 421 | memcpy(buf, tbuf, len); |
694a0b3f KP |
422 | |
423 | buf += len; | |
424 | len = size > tbuf_size ? tbuf_size : size; | |
425 | } while (size); | |
426 | ||
427 | free(tbuf); | |
7f5d8a4d | 428 | return err; |
694a0b3f KP |
429 | } |
430 | ||
25c8f400 SK |
431 | static int ubi_dev_scan(struct mtd_info *info, char *ubidev, |
432 | const char *vid_header_offset) | |
694a0b3f KP |
433 | { |
434 | struct mtd_device *dev; | |
435 | struct part_info *part; | |
436 | struct mtd_partition mtd_part; | |
25c8f400 | 437 | char ubi_mtd_param_buffer[80]; |
694a0b3f KP |
438 | u8 pnum; |
439 | int err; | |
440 | ||
694a0b3f KP |
441 | if (find_dev_and_part(ubidev, &dev, &pnum, &part) != 0) |
442 | return 1; | |
443 | ||
444 | sprintf(buffer, "mtd=%d", pnum); | |
445 | memset(&mtd_part, 0, sizeof(mtd_part)); | |
446 | mtd_part.name = buffer; | |
447 | mtd_part.size = part->size; | |
448 | mtd_part.offset = part->offset; | |
449 | add_mtd_partitions(info, &mtd_part, 1); | |
450 | ||
25c8f400 SK |
451 | strcpy(ubi_mtd_param_buffer, buffer); |
452 | if (vid_header_offset) | |
453 | sprintf(ubi_mtd_param_buffer, "mtd=%d,%s", pnum, | |
454 | vid_header_offset); | |
455 | err = ubi_mtd_param_parse(ubi_mtd_param_buffer, NULL); | |
694a0b3f KP |
456 | if (err) { |
457 | del_mtd_partitions(info); | |
7f5d8a4d | 458 | return -err; |
694a0b3f KP |
459 | } |
460 | ||
461 | err = ubi_init(); | |
462 | if (err) { | |
463 | del_mtd_partitions(info); | |
7f5d8a4d | 464 | return -err; |
694a0b3f KP |
465 | } |
466 | ||
2ee951ba SR |
467 | ubi_initialized = 1; |
468 | ||
694a0b3f KP |
469 | return 0; |
470 | } | |
471 | ||
71829067 | 472 | int ubi_part(char *part_name, const char *vid_header_offset) |
694a0b3f | 473 | { |
694a0b3f | 474 | int err = 0; |
71829067 JH |
475 | char mtd_dev[16]; |
476 | struct mtd_device *dev; | |
477 | struct part_info *part; | |
478 | u8 pnum; | |
694a0b3f | 479 | |
c203ef5d AH |
480 | if (mtdparts_init() != 0) { |
481 | printf("Error initializing mtdparts!\n"); | |
482 | return 1; | |
483 | } | |
484 | ||
71829067 JH |
485 | #ifdef CONFIG_CMD_UBIFS |
486 | /* | |
487 | * Automatically unmount UBIFS partition when user | |
488 | * changes the UBI device. Otherwise the following | |
489 | * UBIFS commands will crash. | |
490 | */ | |
491 | if (ubifs_is_mounted()) | |
492 | cmd_ubifs_umount(); | |
493 | #endif | |
494 | ||
495 | /* todo: get dev number for NAND... */ | |
496 | ubi_dev.nr = 0; | |
497 | ||
498 | /* | |
499 | * Call ubi_exit() before re-initializing the UBI subsystem | |
500 | */ | |
501 | if (ubi_initialized) { | |
502 | ubi_exit(); | |
503 | del_mtd_partitions(ubi_dev.mtd_info); | |
504 | } | |
505 | ||
506 | /* | |
507 | * Search the mtd device number where this partition | |
508 | * is located | |
509 | */ | |
510 | if (find_dev_and_part(part_name, &dev, &pnum, &part)) { | |
511 | printf("Partition %s not found!\n", part_name); | |
512 | return 1; | |
513 | } | |
514 | sprintf(mtd_dev, "%s%d", MTD_DEV_TYPE(dev->id->type), dev->id->num); | |
515 | ubi_dev.mtd_info = get_mtd_device_nm(mtd_dev); | |
516 | if (IS_ERR(ubi_dev.mtd_info)) { | |
517 | printf("Partition %s not found on device %s!\n", part_name, | |
518 | mtd_dev); | |
519 | return 1; | |
520 | } | |
521 | ||
522 | ubi_dev.selected = 1; | |
523 | ||
524 | strcpy(ubi_dev.part_name, part_name); | |
525 | err = ubi_dev_scan(ubi_dev.mtd_info, ubi_dev.part_name, | |
526 | vid_header_offset); | |
527 | if (err) { | |
528 | printf("UBI init error %d\n", err); | |
529 | ubi_dev.selected = 0; | |
530 | return err; | |
531 | } | |
532 | ||
533 | ubi = ubi_devices[0]; | |
534 | ||
535 | return 0; | |
536 | } | |
537 | ||
538 | static int do_ubi(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) | |
539 | { | |
dd7185f1 | 540 | int64_t size = 0; |
71829067 JH |
541 | ulong addr = 0; |
542 | ||
543 | if (argc < 2) | |
544 | return CMD_RET_USAGE; | |
545 | ||
694a0b3f | 546 | if (strcmp(argv[1], "part") == 0) { |
25c8f400 | 547 | const char *vid_header_offset = NULL; |
2d579e50 | 548 | |
694a0b3f KP |
549 | /* Print current partition */ |
550 | if (argc == 2) { | |
2d579e50 | 551 | if (!ubi_dev.selected) { |
694a0b3f KP |
552 | printf("Error, no UBI device/partition selected!\n"); |
553 | return 1; | |
554 | } | |
555 | ||
2d579e50 | 556 | printf("Device %d: %s, partition %s\n", |
694a0b3f KP |
557 | ubi_dev.nr, ubi_dev.mtd_info->name, ubi_dev.part_name); |
558 | return 0; | |
559 | } | |
560 | ||
47e26b1b | 561 | if (argc < 3) |
4c12eeb8 | 562 | return CMD_RET_USAGE; |
694a0b3f | 563 | |
25c8f400 SK |
564 | if (argc > 3) |
565 | vid_header_offset = argv[3]; | |
694a0b3f | 566 | |
71829067 | 567 | return ubi_part(argv[2], vid_header_offset); |
694a0b3f KP |
568 | } |
569 | ||
2d579e50 | 570 | if ((strcmp(argv[1], "part") != 0) && (!ubi_dev.selected)) { |
694a0b3f KP |
571 | printf("Error, no UBI device/partition selected!\n"); |
572 | return 1; | |
573 | } | |
574 | ||
575 | if (strcmp(argv[1], "info") == 0) { | |
576 | int layout = 0; | |
577 | if (argc > 2 && !strncmp(argv[2], "l", 1)) | |
578 | layout = 1; | |
579 | return ubi_info(layout); | |
580 | } | |
581 | ||
f9f4d809 HS |
582 | if (strcmp(argv[1], "check") == 0) { |
583 | if (argc > 2) | |
584 | return ubi_check(argv[2]); | |
585 | ||
586 | printf("Error, no volume name passed\n"); | |
587 | return 1; | |
588 | } | |
589 | ||
694a0b3f KP |
590 | if (strncmp(argv[1], "create", 6) == 0) { |
591 | int dynamic = 1; /* default: dynamic volume */ | |
592 | ||
593 | /* Use maximum available size */ | |
594 | size = 0; | |
595 | ||
596 | /* E.g., create volume size type */ | |
597 | if (argc == 5) { | |
598 | if (strncmp(argv[4], "s", 1) == 0) | |
599 | dynamic = 0; | |
600 | else if (strncmp(argv[4], "d", 1) != 0) { | |
601 | printf("Incorrect type\n"); | |
602 | return 1; | |
603 | } | |
604 | argc--; | |
605 | } | |
606 | /* E.g., create volume size */ | |
607 | if (argc == 4) { | |
dd7185f1 | 608 | size = simple_strtoull(argv[3], NULL, 16); |
694a0b3f KP |
609 | argc--; |
610 | } | |
611 | /* Use maximum available size */ | |
7f5d8a4d | 612 | if (!size) { |
dd7185f1 PB |
613 | size = (int64_t)ubi->avail_pebs * ubi->leb_size; |
614 | printf("No size specified -> Using max size (%lld)\n", size); | |
7f5d8a4d | 615 | } |
694a0b3f KP |
616 | /* E.g., create volume */ |
617 | if (argc == 3) | |
618 | return ubi_create_vol(argv[2], size, dynamic); | |
619 | } | |
620 | ||
621 | if (strncmp(argv[1], "remove", 6) == 0) { | |
622 | /* E.g., remove volume */ | |
623 | if (argc == 3) | |
624 | return ubi_remove_vol(argv[2]); | |
625 | } | |
626 | ||
627 | if (strncmp(argv[1], "write", 5) == 0) { | |
71829067 JH |
628 | int ret; |
629 | ||
694a0b3f KP |
630 | if (argc < 5) { |
631 | printf("Please see usage\n"); | |
632 | return 1; | |
633 | } | |
634 | ||
635 | addr = simple_strtoul(argv[2], NULL, 16); | |
a5c40670 | 636 | size = simple_strtoul(argv[4], NULL, 16); |
694a0b3f | 637 | |
cc734f5a PB |
638 | if (strlen(argv[1]) == 10 && |
639 | strncmp(argv[1] + 5, ".part", 5) == 0) { | |
640 | if (argc < 6) { | |
641 | ret = ubi_volume_continue_write(argv[3], | |
642 | (void *)addr, size); | |
643 | } else { | |
644 | size_t full_size; | |
645 | full_size = simple_strtoul(argv[5], NULL, 16); | |
646 | ret = ubi_volume_begin_write(argv[3], | |
647 | (void *)addr, size, full_size); | |
648 | } | |
649 | } else { | |
650 | ret = ubi_volume_write(argv[3], (void *)addr, size); | |
651 | } | |
71829067 | 652 | if (!ret) { |
dd7185f1 | 653 | printf("%lld bytes written to volume %s\n", size, |
71829067 JH |
654 | argv[3]); |
655 | } | |
656 | ||
657 | return ret; | |
694a0b3f KP |
658 | } |
659 | ||
660 | if (strncmp(argv[1], "read", 4) == 0) { | |
661 | size = 0; | |
662 | ||
663 | /* E.g., read volume size */ | |
664 | if (argc == 5) { | |
a5c40670 | 665 | size = simple_strtoul(argv[4], NULL, 16); |
694a0b3f KP |
666 | argc--; |
667 | } | |
668 | ||
669 | /* E.g., read volume */ | |
670 | if (argc == 4) { | |
671 | addr = simple_strtoul(argv[2], NULL, 16); | |
672 | argc--; | |
673 | } | |
674 | ||
71829067 | 675 | if (argc == 3) { |
dd7185f1 | 676 | printf("Read %lld bytes from volume %s to %lx\n", size, |
71829067 JH |
677 | argv[3], addr); |
678 | ||
694a0b3f | 679 | return ubi_volume_read(argv[3], (char *)addr, size); |
71829067 | 680 | } |
694a0b3f KP |
681 | } |
682 | ||
683 | printf("Please see usage\n"); | |
7f5d8a4d | 684 | return 1; |
694a0b3f KP |
685 | } |
686 | ||
388a29d0 FM |
687 | U_BOOT_CMD( |
688 | ubi, 6, 1, do_ubi, | |
2fb2604d | 689 | "ubi commands", |
25c8f400 SK |
690 | "part [part] [offset]\n" |
691 | " - Show or set current partition (with optional VID" | |
692 | " header offset)\n" | |
694a0b3f KP |
693 | "ubi info [l[ayout]]" |
694 | " - Display volume and ubi layout information\n" | |
f9f4d809 HS |
695 | "ubi check volumename" |
696 | " - check if volumename exists\n" | |
694a0b3f KP |
697 | "ubi create[vol] volume [size] [type]" |
698 | " - create volume name with size\n" | |
699 | "ubi write[vol] address volume size" | |
700 | " - Write volume from address with size\n" | |
cc734f5a PB |
701 | "ubi write.part address volume size [fullsize]\n" |
702 | " - Write part of a volume from address\n" | |
694a0b3f KP |
703 | "ubi read[vol] address volume [size]" |
704 | " - Read volume to address with size\n" | |
705 | "ubi remove[vol] volume" | |
706 | " - Remove volume\n" | |
707 | "[Legends]\n" | |
f6ca3b70 AW |
708 | " volume: character name\n" |
709 | " size: specified in bytes\n" | |
a89c33db | 710 | " type: s[tatic] or d[ynamic] (default=dynamic)" |
694a0b3f | 711 | ); |