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Commit | Line | Data |
---|---|---|
dc7c9a1a WD |
1 | /* |
2 | * Driver for NAND support, Rick Bronson | |
3 | * borrowed heavily from: | |
4 | * (c) 1999 Machine Vision Holdings, Inc. | |
5 | * (c) 1999, 2000 David Woodhouse <dwmw2@infradead.org> | |
384cc687 | 6 | * |
c9f7351b BG |
7 | * Ported 'dynenv' to 'nand env.oob' command |
8 | * (C) 2010 Nanometrics, Inc. | |
9 | * 'dynenv' -- Dynamic environment offset in NAND OOB | |
10 | * (C) Copyright 2006-2007 OpenMoko, Inc. | |
384cc687 WD |
11 | * Added 16-bit nand support |
12 | * (C) 2004 Texas Instruments | |
dc7c9a1a WD |
13 | */ |
14 | ||
15 | #include <common.h> | |
cfa460ad | 16 | #include <linux/mtd/mtd.h> |
addb2e16 BS |
17 | #include <command.h> |
18 | #include <watchdog.h> | |
19 | #include <malloc.h> | |
20 | #include <asm/byteorder.h> | |
addb2e16 BS |
21 | #include <jffs2/jffs2.h> |
22 | #include <nand.h> | |
23 | ||
0c8a8491 | 24 | #if defined(CONFIG_CMD_MTDPARTS) |
856f0544 | 25 | |
445093d1 | 26 | /* partition handling routines */ |
856f0544 SR |
27 | int mtdparts_init(void); |
28 | int id_parse(const char *id, const char **ret_id, u8 *dev_type, u8 *dev_num); | |
29 | int find_dev_and_part(const char *id, struct mtd_device **dev, | |
4b070809 | 30 | u8 *part_num, struct part_info **part); |
856f0544 SR |
31 | #endif |
32 | ||
9ad754fe | 33 | static int nand_dump(nand_info_t *nand, ulong off, int only_oob) |
addb2e16 BS |
34 | { |
35 | int i; | |
9ad754fe | 36 | u_char *datbuf, *oobbuf, *p; |
addb2e16 | 37 | |
9ad754fe WJ |
38 | datbuf = malloc(nand->writesize + nand->oobsize); |
39 | oobbuf = malloc(nand->oobsize); | |
40 | if (!datbuf || !oobbuf) { | |
addb2e16 BS |
41 | puts("No memory for page buffer\n"); |
42 | return 1; | |
43 | } | |
cfa460ad | 44 | off &= ~(nand->writesize - 1); |
cfa460ad | 45 | loff_t addr = (loff_t) off; |
9ad754fe WJ |
46 | struct mtd_oob_ops ops; |
47 | memset(&ops, 0, sizeof(ops)); | |
48 | ops.datbuf = datbuf; | |
49 | ops.oobbuf = oobbuf; /* must exist, but oob data will be appended to ops.datbuf */ | |
50 | ops.len = nand->writesize; | |
51 | ops.ooblen = nand->oobsize; | |
52 | ops.mode = MTD_OOB_RAW; | |
53 | i = nand->read_oob(nand, addr, &ops); | |
addb2e16 | 54 | if (i < 0) { |
e870690b | 55 | printf("Error (%d) reading page %08lx\n", i, off); |
9ad754fe WJ |
56 | free(datbuf); |
57 | free(oobbuf); | |
addb2e16 BS |
58 | return 1; |
59 | } | |
e870690b | 60 | printf("Page %08lx dump:\n", off); |
9ad754fe WJ |
61 | i = nand->writesize >> 4; |
62 | p = datbuf; | |
4b070809 | 63 | |
addb2e16 | 64 | while (i--) { |
9ad754fe WJ |
65 | if (!only_oob) |
66 | printf("\t%02x %02x %02x %02x %02x %02x %02x %02x" | |
67 | " %02x %02x %02x %02x %02x %02x %02x %02x\n", | |
68 | p[0], p[1], p[2], p[3], p[4], p[5], p[6], p[7], | |
dfbf617f SW |
69 | p[8], p[9], p[10], p[11], p[12], p[13], p[14], |
70 | p[15]); | |
addb2e16 BS |
71 | p += 16; |
72 | } | |
73 | puts("OOB:\n"); | |
74 | i = nand->oobsize >> 3; | |
75 | while (i--) { | |
cfa460ad WJ |
76 | printf("\t%02x %02x %02x %02x %02x %02x %02x %02x\n", |
77 | p[0], p[1], p[2], p[3], p[4], p[5], p[6], p[7]); | |
addb2e16 BS |
78 | p += 8; |
79 | } | |
9ad754fe WJ |
80 | free(datbuf); |
81 | free(oobbuf); | |
addb2e16 BS |
82 | |
83 | return 0; | |
84 | } | |
85 | ||
86 | /* ------------------------------------------------------------------------- */ | |
87 | ||
856f0544 | 88 | static inline int str2long(char *p, ulong *num) |
addb2e16 | 89 | { |
856f0544 | 90 | char *endptr; |
addb2e16 | 91 | |
856f0544 SR |
92 | *num = simple_strtoul(p, &endptr, 16); |
93 | return (*p != '\0' && *endptr == '\0') ? 1 : 0; | |
94 | } | |
addb2e16 | 95 | |
856f0544 | 96 | static int |
54841ab5 | 97 | arg_off_size(int argc, char * const argv[], nand_info_t *nand, ulong *off, size_t *size) |
856f0544 SR |
98 | { |
99 | int idx = nand_curr_device; | |
0c8a8491 | 100 | #if defined(CONFIG_CMD_MTDPARTS) |
856f0544 SR |
101 | struct mtd_device *dev; |
102 | struct part_info *part; | |
103 | u8 pnum; | |
104 | ||
105 | if (argc >= 1 && !(str2long(argv[0], off))) { | |
106 | if ((mtdparts_init() == 0) && | |
107 | (find_dev_and_part(argv[0], &dev, &pnum, &part) == 0)) { | |
108 | if (dev->id->type != MTD_DEV_TYPE_NAND) { | |
109 | puts("not a NAND device\n"); | |
110 | return -1; | |
111 | } | |
112 | *off = part->offset; | |
113 | if (argc >= 2) { | |
42ffcec3 | 114 | if (!(str2long(argv[1], (ulong *)size))) { |
856f0544 SR |
115 | printf("'%s' is not a number\n", argv[1]); |
116 | return -1; | |
117 | } | |
118 | if (*size > part->size) | |
119 | *size = part->size; | |
120 | } else { | |
121 | *size = part->size; | |
122 | } | |
123 | idx = dev->id->num; | |
124 | *nand = nand_info[idx]; | |
125 | goto out; | |
addb2e16 | 126 | } |
856f0544 | 127 | } |
addb2e16 | 128 | #endif |
addb2e16 | 129 | |
856f0544 SR |
130 | if (argc >= 1) { |
131 | if (!(str2long(argv[0], off))) { | |
132 | printf("'%s' is not a number\n", argv[0]); | |
133 | return -1; | |
134 | } | |
135 | } else { | |
136 | *off = 0; | |
137 | } | |
addb2e16 | 138 | |
856f0544 | 139 | if (argc >= 2) { |
4ca79f47 | 140 | if (!(str2long(argv[1], (ulong *)size))) { |
856f0544 SR |
141 | printf("'%s' is not a number\n", argv[1]); |
142 | return -1; | |
143 | } | |
144 | } else { | |
145 | *size = nand->size - *off; | |
addb2e16 BS |
146 | } |
147 | ||
0c8a8491 | 148 | #if defined(CONFIG_CMD_MTDPARTS) |
856f0544 SR |
149 | out: |
150 | #endif | |
151 | printf("device %d ", idx); | |
152 | if (*size == nand->size) | |
153 | puts("whole chip\n"); | |
154 | else | |
d4bade8d | 155 | printf("offset 0x%lx, size 0x%zx\n", *off, *size); |
856f0544 | 156 | return 0; |
addb2e16 BS |
157 | } |
158 | ||
50657c27 NM |
159 | #ifdef CONFIG_CMD_NAND_LOCK_UNLOCK |
160 | static void print_status(ulong start, ulong end, ulong erasesize, int status) | |
161 | { | |
162 | printf("%08lx - %08lx: %08lx blocks %s%s%s\n", | |
163 | start, | |
164 | end - 1, | |
165 | (end - start) / erasesize, | |
166 | ((status & NAND_LOCK_STATUS_TIGHT) ? "TIGHT " : ""), | |
167 | ((status & NAND_LOCK_STATUS_LOCK) ? "LOCK " : ""), | |
168 | ((status & NAND_LOCK_STATUS_UNLOCK) ? "UNLOCK " : "")); | |
169 | } | |
170 | ||
171 | static void do_nand_status(nand_info_t *nand) | |
172 | { | |
173 | ulong block_start = 0; | |
174 | ulong off; | |
175 | int last_status = -1; | |
176 | ||
177 | struct nand_chip *nand_chip = nand->priv; | |
178 | /* check the WP bit */ | |
179 | nand_chip->cmdfunc(nand, NAND_CMD_STATUS, -1, -1); | |
180 | printf("device is %swrite protected\n", | |
181 | (nand_chip->read_byte(nand) & 0x80 ? | |
182 | "NOT " : "")); | |
183 | ||
184 | for (off = 0; off < nand->size; off += nand->erasesize) { | |
185 | int s = nand_get_lock_status(nand, off); | |
186 | ||
187 | /* print message only if status has changed */ | |
188 | if (s != last_status && off != 0) { | |
189 | print_status(block_start, off, nand->erasesize, | |
190 | last_status); | |
191 | block_start = off; | |
192 | } | |
193 | last_status = s; | |
194 | } | |
195 | /* Print the last block info */ | |
196 | print_status(block_start, off, nand->erasesize, last_status); | |
197 | } | |
198 | #endif | |
199 | ||
c9f7351b BG |
200 | #ifdef CONFIG_ENV_OFFSET_OOB |
201 | unsigned long nand_env_oob_offset; | |
202 | ||
203 | int do_nand_env_oob(cmd_tbl_t *cmdtp, nand_info_t *nand, | |
53504a27 | 204 | int argc, char * const argv[]) |
c9f7351b BG |
205 | { |
206 | int ret; | |
207 | uint32_t oob_buf[ENV_OFFSET_SIZE/sizeof(uint32_t)]; | |
208 | ||
209 | char *cmd = argv[1]; | |
210 | ||
211 | if (!strcmp(cmd, "get")) { | |
212 | ret = get_nand_env_oob(nand, &nand_env_oob_offset); | |
53504a27 | 213 | if (ret) |
c9f7351b | 214 | return 1; |
53504a27 SW |
215 | |
216 | printf("0x%08lx\n", nand_env_oob_offset); | |
c9f7351b BG |
217 | } else if (!strcmp(cmd, "set")) { |
218 | ulong addr; | |
219 | size_t dummy_size; | |
220 | struct mtd_oob_ops ops; | |
221 | ||
222 | if (argc < 3) | |
223 | goto usage; | |
224 | ||
53504a27 SW |
225 | if (arg_off_size(argc - 2, argv + 2, nand, &addr, |
226 | &dummy_size) < 0) { | |
c9f7351b BG |
227 | printf("Offset or partition name expected\n"); |
228 | return 1; | |
229 | } | |
230 | ||
231 | if (nand->oobavail < ENV_OFFSET_SIZE) { | |
53504a27 SW |
232 | printf("Insufficient available OOB bytes:\n" |
233 | "%d OOB bytes available but %d required for " | |
234 | "env.oob support\n", | |
235 | nand->oobavail, ENV_OFFSET_SIZE); | |
c9f7351b BG |
236 | return 1; |
237 | } | |
238 | ||
239 | if ((addr & (nand->erasesize - 1)) != 0) { | |
240 | printf("Environment offset must be block-aligned\n"); | |
241 | return 1; | |
242 | } | |
243 | ||
244 | ops.datbuf = NULL; | |
245 | ops.mode = MTD_OOB_AUTO; | |
246 | ops.ooboffs = 0; | |
247 | ops.ooblen = ENV_OFFSET_SIZE; | |
248 | ops.oobbuf = (void *) oob_buf; | |
249 | ||
250 | oob_buf[0] = ENV_OOB_MARKER; | |
251 | oob_buf[1] = addr / nand->erasesize; | |
252 | ||
253 | ret = nand->write_oob(nand, ENV_OFFSET_SIZE, &ops); | |
53504a27 | 254 | if (ret) { |
c9f7351b BG |
255 | printf("Error writing OOB block 0\n"); |
256 | return ret; | |
257 | } | |
53504a27 SW |
258 | |
259 | ret = get_nand_env_oob(nand, &nand_env_oob_offset); | |
260 | if (ret) { | |
261 | printf("Error reading env offset in OOB\n"); | |
262 | return ret; | |
263 | } | |
264 | ||
265 | if (addr != nand_env_oob_offset) { | |
266 | printf("Verification of env offset in OOB failed: " | |
267 | "0x%08lx expected but got 0x%08lx\n", | |
268 | addr, nand_env_oob_offset); | |
269 | return 1; | |
270 | } | |
c9f7351b BG |
271 | } else { |
272 | goto usage; | |
273 | } | |
274 | ||
275 | return ret; | |
276 | ||
277 | usage: | |
47e26b1b | 278 | return cmd_usage(cmdtp); |
c9f7351b BG |
279 | } |
280 | ||
281 | #endif | |
282 | ||
672ed2ae WG |
283 | static void nand_print_info(int idx) |
284 | { | |
285 | nand_info_t *nand = &nand_info[idx]; | |
286 | struct nand_chip *chip = nand->priv; | |
287 | printf("Device %d: ", idx); | |
288 | if (chip->numchips > 1) | |
289 | printf("%dx ", chip->numchips); | |
290 | printf("%s, sector size %u KiB\n", | |
291 | nand->name, nand->erasesize >> 10); | |
292 | } | |
293 | ||
54841ab5 | 294 | int do_nand(cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[]) |
addb2e16 | 295 | { |
cfa460ad | 296 | int i, dev, ret = 0; |
4ca79f47 WD |
297 | ulong addr, off; |
298 | size_t size; | |
addb2e16 BS |
299 | char *cmd, *s; |
300 | nand_info_t *nand; | |
6d0f6bcf JCPV |
301 | #ifdef CONFIG_SYS_NAND_QUIET |
302 | int quiet = CONFIG_SYS_NAND_QUIET; | |
c750d2e6 | 303 | #else |
2255b2d2 | 304 | int quiet = 0; |
c750d2e6 | 305 | #endif |
2255b2d2 | 306 | const char *quiet_str = getenv("quiet"); |
addb2e16 BS |
307 | |
308 | /* at least two arguments please */ | |
309 | if (argc < 2) | |
310 | goto usage; | |
311 | ||
2255b2d2 SR |
312 | if (quiet_str) |
313 | quiet = simple_strtoul(quiet_str, NULL, 0) != 0; | |
314 | ||
addb2e16 BS |
315 | cmd = argv[1]; |
316 | ||
317 | if (strcmp(cmd, "info") == 0) { | |
318 | ||
319 | putc('\n'); | |
6d0f6bcf | 320 | for (i = 0; i < CONFIG_SYS_MAX_NAND_DEVICE; i++) { |
addb2e16 | 321 | if (nand_info[i].name) |
672ed2ae | 322 | nand_print_info(i); |
addb2e16 BS |
323 | } |
324 | return 0; | |
325 | } | |
326 | ||
327 | if (strcmp(cmd, "device") == 0) { | |
328 | ||
329 | if (argc < 3) { | |
672ed2ae | 330 | putc('\n'); |
addb2e16 | 331 | if ((nand_curr_device < 0) || |
6d0f6bcf | 332 | (nand_curr_device >= CONFIG_SYS_MAX_NAND_DEVICE)) |
672ed2ae | 333 | puts("no devices available\n"); |
addb2e16 | 334 | else |
672ed2ae | 335 | nand_print_info(nand_curr_device); |
addb2e16 BS |
336 | return 0; |
337 | } | |
338 | dev = (int)simple_strtoul(argv[2], NULL, 10); | |
6d0f6bcf | 339 | if (dev < 0 || dev >= CONFIG_SYS_MAX_NAND_DEVICE || !nand_info[dev].name) { |
addb2e16 BS |
340 | puts("No such device\n"); |
341 | return 1; | |
342 | } | |
343 | printf("Device %d: %s", dev, nand_info[dev].name); | |
344 | puts("... is now current device\n"); | |
345 | nand_curr_device = dev; | |
43a2b0e7 | 346 | |
6d0f6bcf | 347 | #ifdef CONFIG_SYS_NAND_SELECT_DEVICE |
43a2b0e7 SR |
348 | /* |
349 | * Select the chip in the board/cpu specific driver | |
350 | */ | |
351 | board_nand_select_device(nand_info[dev].priv, dev); | |
352 | #endif | |
353 | ||
addb2e16 BS |
354 | return 0; |
355 | } | |
356 | ||
357 | if (strcmp(cmd, "bad") != 0 && strcmp(cmd, "erase") != 0 && | |
3043c045 WJ |
358 | strncmp(cmd, "dump", 4) != 0 && |
359 | strncmp(cmd, "read", 4) != 0 && strncmp(cmd, "write", 5) != 0 && | |
360 | strcmp(cmd, "scrub") != 0 && strcmp(cmd, "markbad") != 0 && | |
361 | strcmp(cmd, "biterr") != 0 && | |
c9f7351b BG |
362 | strcmp(cmd, "lock") != 0 && strcmp(cmd, "unlock") != 0 |
363 | #ifdef CONFIG_ENV_OFFSET_OOB | |
364 | && strcmp(cmd, "env.oob") != 0 | |
365 | #endif | |
366 | ) | |
addb2e16 BS |
367 | goto usage; |
368 | ||
c9f7351b BG |
369 | #ifdef CONFIG_ENV_OFFSET_OOB |
370 | /* this command operates only on the first nand device */ | |
53504a27 SW |
371 | if (strcmp(cmd, "env.oob") == 0) { |
372 | return do_nand_env_oob(cmdtp, &nand_info[0], | |
373 | argc - 1, argv + 1); | |
374 | } | |
c9f7351b BG |
375 | #endif |
376 | ||
addb2e16 | 377 | /* the following commands operate on the current device */ |
6d0f6bcf | 378 | if (nand_curr_device < 0 || nand_curr_device >= CONFIG_SYS_MAX_NAND_DEVICE || |
addb2e16 BS |
379 | !nand_info[nand_curr_device].name) { |
380 | puts("\nno devices available\n"); | |
381 | return 1; | |
382 | } | |
383 | nand = &nand_info[nand_curr_device]; | |
384 | ||
385 | if (strcmp(cmd, "bad") == 0) { | |
386 | printf("\nDevice %d bad blocks:\n", nand_curr_device); | |
387 | for (off = 0; off < nand->size; off += nand->erasesize) | |
388 | if (nand_block_isbad(nand, off)) | |
e870690b | 389 | printf(" %08lx\n", off); |
addb2e16 BS |
390 | return 0; |
391 | } | |
392 | ||
856f0544 SR |
393 | /* |
394 | * Syntax is: | |
395 | * 0 1 2 3 4 | |
396 | * nand erase [clean] [off size] | |
397 | */ | |
2255b2d2 SR |
398 | if (strcmp(cmd, "erase") == 0 || strcmp(cmd, "scrub") == 0) { |
399 | nand_erase_options_t opts; | |
856f0544 | 400 | /* "clean" at index 2 means request to write cleanmarker */ |
3043c045 | 401 | int clean = argc > 2 && !strcmp("clean", argv[2]); |
856f0544 | 402 | int o = clean ? 3 : 2; |
2255b2d2 SR |
403 | int scrub = !strcmp(cmd, "scrub"); |
404 | ||
856f0544 SR |
405 | printf("\nNAND %s: ", scrub ? "scrub" : "erase"); |
406 | /* skip first two or three arguments, look for offset and size */ | |
407 | if (arg_off_size(argc - o, argv + o, nand, &off, &size) != 0) | |
408 | return 1; | |
2255b2d2 SR |
409 | |
410 | memset(&opts, 0, sizeof(opts)); | |
411 | opts.offset = off; | |
412 | opts.length = size; | |
413 | opts.jffs2 = clean; | |
414 | opts.quiet = quiet; | |
415 | ||
416 | if (scrub) { | |
856f0544 SR |
417 | puts("Warning: " |
418 | "scrub option will erase all factory set " | |
419 | "bad blocks!\n" | |
420 | " " | |
421 | "There is no reliable way to recover them.\n" | |
422 | " " | |
423 | "Use this command only for testing purposes " | |
424 | "if you\n" | |
425 | " " | |
426 | "are sure of what you are doing!\n" | |
427 | "\nReally scrub this NAND flash? <y/N>\n"); | |
2255b2d2 | 428 | |
6b94b496 FF |
429 | if (getc() == 'y') { |
430 | puts("y"); | |
431 | if (getc() == '\r') | |
432 | opts.scrub = 1; | |
433 | else { | |
434 | puts("scrub aborted\n"); | |
435 | return -1; | |
436 | } | |
2255b2d2 | 437 | } else { |
856f0544 | 438 | puts("scrub aborted\n"); |
2255b2d2 SR |
439 | return -1; |
440 | } | |
441 | } | |
442 | ret = nand_erase_opts(nand, &opts); | |
addb2e16 BS |
443 | printf("%s\n", ret ? "ERROR" : "OK"); |
444 | ||
445 | return ret == 0 ? 0 : 1; | |
446 | } | |
447 | ||
448 | if (strncmp(cmd, "dump", 4) == 0) { | |
449 | if (argc < 3) | |
450 | goto usage; | |
451 | ||
452 | s = strchr(cmd, '.'); | |
453 | off = (int)simple_strtoul(argv[2], NULL, 16); | |
454 | ||
455 | if (s != NULL && strcmp(s, ".oob") == 0) | |
9ad754fe | 456 | ret = nand_dump(nand, off, 1); |
addb2e16 | 457 | else |
9ad754fe | 458 | ret = nand_dump(nand, off, 0); |
addb2e16 BS |
459 | |
460 | return ret == 0 ? 1 : 0; | |
461 | ||
462 | } | |
463 | ||
addb2e16 | 464 | if (strncmp(cmd, "read", 4) == 0 || strncmp(cmd, "write", 5) == 0) { |
2255b2d2 SR |
465 | int read; |
466 | ||
addb2e16 BS |
467 | if (argc < 4) |
468 | goto usage; | |
2255b2d2 | 469 | |
addb2e16 BS |
470 | addr = (ulong)simple_strtoul(argv[2], NULL, 16); |
471 | ||
2255b2d2 | 472 | read = strncmp(cmd, "read", 4) == 0; /* 1 = read, 0 = write */ |
856f0544 SR |
473 | printf("\nNAND %s: ", read ? "read" : "write"); |
474 | if (arg_off_size(argc - 3, argv + 3, nand, &off, &size) != 0) | |
475 | return 1; | |
4cbb651b | 476 | |
2255b2d2 | 477 | s = strchr(cmd, '.'); |
984e03cd SW |
478 | if (!s || !strcmp(s, ".jffs2") || |
479 | !strcmp(s, ".e") || !strcmp(s, ".i")) { | |
dfbf617f SW |
480 | if (read) |
481 | ret = nand_read_skip_bad(nand, off, &size, | |
4b070809 | 482 | (u_char *)addr); |
dfbf617f SW |
483 | else |
484 | ret = nand_write_skip_bad(nand, off, &size, | |
4b070809 | 485 | (u_char *)addr); |
dfc99e14 | 486 | } else if (!strcmp(s, ".oob")) { |
cfa460ad WJ |
487 | /* out-of-band data */ |
488 | mtd_oob_ops_t ops = { | |
489 | .oobbuf = (u8 *)addr, | |
490 | .ooblen = size, | |
491 | .mode = MTD_OOB_RAW | |
492 | }; | |
493 | ||
62d4f436 | 494 | if (read) |
cfa460ad | 495 | ret = nand->read_oob(nand, off, &ops); |
62d4f436 | 496 | else |
cfa460ad | 497 | ret = nand->write_oob(nand, off, &ops); |
856f0544 | 498 | } else { |
984e03cd SW |
499 | printf("Unknown nand command suffix '%s'.\n", s); |
500 | return 1; | |
2255b2d2 SR |
501 | } |
502 | ||
d4bade8d | 503 | printf(" %zu bytes %s: %s\n", size, |
2255b2d2 | 504 | read ? "read" : "written", ret ? "ERROR" : "OK"); |
addb2e16 BS |
505 | |
506 | return ret == 0 ? 0 : 1; | |
507 | } | |
2255b2d2 | 508 | |
2255b2d2 | 509 | if (strcmp(cmd, "markbad") == 0) { |
8360b66b WD |
510 | argc -= 2; |
511 | argv += 2; | |
2255b2d2 | 512 | |
8360b66b WD |
513 | if (argc <= 0) |
514 | goto usage; | |
515 | ||
516 | while (argc > 0) { | |
517 | addr = simple_strtoul(*argv, NULL, 16); | |
518 | ||
519 | if (nand->block_markbad(nand, addr)) { | |
520 | printf("block 0x%08lx NOT marked " | |
521 | "as bad! ERROR %d\n", | |
522 | addr, ret); | |
523 | ret = 1; | |
524 | } else { | |
525 | printf("block 0x%08lx successfully " | |
526 | "marked as bad\n", | |
527 | addr); | |
528 | } | |
529 | --argc; | |
530 | ++argv; | |
2255b2d2 | 531 | } |
8360b66b | 532 | return ret; |
2255b2d2 | 533 | } |
dfbf617f | 534 | |
2255b2d2 SR |
535 | if (strcmp(cmd, "biterr") == 0) { |
536 | /* todo */ | |
537 | return 1; | |
538 | } | |
539 | ||
50657c27 | 540 | #ifdef CONFIG_CMD_NAND_LOCK_UNLOCK |
2255b2d2 | 541 | if (strcmp(cmd, "lock") == 0) { |
50657c27 | 542 | int tight = 0; |
2255b2d2 SR |
543 | int status = 0; |
544 | if (argc == 3) { | |
545 | if (!strcmp("tight", argv[2])) | |
546 | tight = 1; | |
547 | if (!strcmp("status", argv[2])) | |
548 | status = 1; | |
549 | } | |
2255b2d2 | 550 | if (status) { |
50657c27 | 551 | do_nand_status(nand); |
cfa460ad | 552 | } else { |
5e1dae5c WJ |
553 | if (!nand_lock(nand, tight)) { |
554 | puts("NAND flash successfully locked\n"); | |
555 | } else { | |
556 | puts("Error locking NAND flash\n"); | |
557 | return 1; | |
558 | } | |
2255b2d2 SR |
559 | } |
560 | return 0; | |
561 | } | |
562 | ||
563 | if (strcmp(cmd, "unlock") == 0) { | |
856f0544 SR |
564 | if (arg_off_size(argc - 2, argv + 2, nand, &off, &size) < 0) |
565 | return 1; | |
2255b2d2 | 566 | |
5e1dae5c WJ |
567 | if (!nand_unlock(nand, off, size)) { |
568 | puts("NAND flash successfully unlocked\n"); | |
569 | } else { | |
570 | puts("Error unlocking NAND flash, " | |
3043c045 | 571 | "write and erase will probably fail\n"); |
5e1dae5c WJ |
572 | return 1; |
573 | } | |
2255b2d2 SR |
574 | return 0; |
575 | } | |
50657c27 | 576 | #endif |
2255b2d2 | 577 | |
addb2e16 | 578 | usage: |
47e26b1b | 579 | return cmd_usage(cmdtp); |
addb2e16 BS |
580 | } |
581 | ||
a89c33db WD |
582 | U_BOOT_CMD(nand, CONFIG_SYS_MAXARGS, 1, do_nand, |
583 | "NAND sub-system", | |
584 | "info - show available NAND devices\n" | |
585 | "nand device [dev] - show or set current device\n" | |
586 | "nand read - addr off|partition size\n" | |
587 | "nand write - addr off|partition size\n" | |
588 | " read/write 'size' bytes starting at offset 'off'\n" | |
589 | " to/from memory address 'addr', skipping bad blocks.\n" | |
590 | "nand erase [clean] [off size] - erase 'size' bytes from\n" | |
591 | " offset 'off' (entire device if not specified)\n" | |
592 | "nand bad - show bad blocks\n" | |
593 | "nand dump[.oob] off - dump page\n" | |
594 | "nand scrub - really clean NAND erasing bad blocks (UNSAFE)\n" | |
595 | "nand markbad off [...] - mark bad block(s) at offset (UNSAFE)\n" | |
596 | "nand biterr off - make a bit error at offset (UNSAFE)" | |
50657c27 | 597 | #ifdef CONFIG_CMD_NAND_LOCK_UNLOCK |
a89c33db WD |
598 | "\n" |
599 | "nand lock [tight] [status]\n" | |
600 | " bring nand to lock state or display locked pages\n" | |
601 | "nand unlock [offset] [size] - unlock section" | |
50657c27 | 602 | #endif |
c9f7351b BG |
603 | #ifdef CONFIG_ENV_OFFSET_OOB |
604 | "\n" | |
605 | "nand env.oob - environment offset in OOB of block 0 of" | |
606 | " first device.\n" | |
607 | "nand env.oob set off|partition - set enviromnent offset\n" | |
608 | "nand env.oob get - get environment offset" | |
609 | #endif | |
50657c27 | 610 | ); |
addb2e16 | 611 | |
856f0544 | 612 | static int nand_load_image(cmd_tbl_t *cmdtp, nand_info_t *nand, |
4b070809 | 613 | ulong offset, ulong addr, char *cmd) |
addb2e16 | 614 | { |
addb2e16 | 615 | int r; |
10e03893 | 616 | char *ep, *s; |
4ca79f47 | 617 | size_t cnt; |
addb2e16 | 618 | image_header_t *hdr; |
09475f75 | 619 | #if defined(CONFIG_FIT) |
3bab76a2 | 620 | const void *fit_hdr = NULL; |
09475f75 | 621 | #endif |
10e03893 TK |
622 | |
623 | s = strchr(cmd, '.'); | |
624 | if (s != NULL && | |
65d8bc94 | 625 | (strcmp(s, ".jffs2") && strcmp(s, ".e") && strcmp(s, ".i"))) { |
984e03cd SW |
626 | printf("Unknown nand load suffix '%s'\n", s); |
627 | show_boot_progress(-53); | |
628 | return 1; | |
629 | } | |
addb2e16 | 630 | |
856f0544 | 631 | printf("\nLoading from %s, offset 0x%lx\n", nand->name, offset); |
addb2e16 | 632 | |
cfa460ad | 633 | cnt = nand->writesize; |
09875055 | 634 | r = nand_read_skip_bad(nand, offset, &cnt, (u_char *) addr); |
addb2e16 | 635 | if (r) { |
856f0544 | 636 | puts("** Read error\n"); |
fad63407 | 637 | show_boot_progress (-56); |
addb2e16 BS |
638 | return 1; |
639 | } | |
fad63407 | 640 | show_boot_progress (56); |
addb2e16 | 641 | |
9a4daad0 | 642 | switch (genimg_get_format ((void *)addr)) { |
d5934ad7 MB |
643 | case IMAGE_FORMAT_LEGACY: |
644 | hdr = (image_header_t *)addr; | |
645 | ||
d5934ad7 | 646 | show_boot_progress (57); |
d5934ad7 | 647 | image_print_contents (hdr); |
addb2e16 | 648 | |
d5934ad7 MB |
649 | cnt = image_get_image_size (hdr); |
650 | break; | |
651 | #if defined(CONFIG_FIT) | |
652 | case IMAGE_FORMAT_FIT: | |
09475f75 | 653 | fit_hdr = (const void *)addr; |
09475f75 MB |
654 | puts ("Fit image detected...\n"); |
655 | ||
656 | cnt = fit_get_size (fit_hdr); | |
657 | break; | |
d5934ad7 MB |
658 | #endif |
659 | default: | |
09475f75 | 660 | show_boot_progress (-57); |
d5934ad7 | 661 | puts ("** Unknown image type\n"); |
addb2e16 BS |
662 | return 1; |
663 | } | |
3043c045 | 664 | show_boot_progress (57); |
addb2e16 | 665 | |
09875055 | 666 | r = nand_read_skip_bad(nand, offset, &cnt, (u_char *) addr); |
addb2e16 | 667 | if (r) { |
856f0544 | 668 | puts("** Read error\n"); |
fad63407 | 669 | show_boot_progress (-58); |
addb2e16 BS |
670 | return 1; |
671 | } | |
fad63407 | 672 | show_boot_progress (58); |
addb2e16 | 673 | |
09475f75 MB |
674 | #if defined(CONFIG_FIT) |
675 | /* This cannot be done earlier, we need complete FIT image in RAM first */ | |
3bab76a2 MB |
676 | if (genimg_get_format ((void *)addr) == IMAGE_FORMAT_FIT) { |
677 | if (!fit_check_format (fit_hdr)) { | |
678 | show_boot_progress (-150); | |
679 | puts ("** Bad FIT image format\n"); | |
680 | return 1; | |
681 | } | |
682 | show_boot_progress (151); | |
683 | fit_print_contents (fit_hdr); | |
684 | } | |
09475f75 MB |
685 | #endif |
686 | ||
addb2e16 BS |
687 | /* Loading ok, update default load address */ |
688 | ||
689 | load_addr = addr; | |
690 | ||
691 | /* Check if we should attempt an auto-start */ | |
692 | if (((ep = getenv("autostart")) != NULL) && (strcmp(ep, "yes") == 0)) { | |
693 | char *local_args[2]; | |
694 | extern int do_bootm(cmd_tbl_t *, int, int, char *[]); | |
695 | ||
856f0544 | 696 | local_args[0] = cmd; |
addb2e16 BS |
697 | local_args[1] = NULL; |
698 | ||
699 | printf("Automatic boot of image at addr 0x%08lx ...\n", addr); | |
700 | ||
701 | do_bootm(cmdtp, 0, 1, local_args); | |
702 | return 1; | |
703 | } | |
704 | return 0; | |
705 | } | |
706 | ||
54841ab5 | 707 | int do_nandboot(cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[]) |
856f0544 SR |
708 | { |
709 | char *boot_device = NULL; | |
710 | int idx; | |
711 | ulong addr, offset = 0; | |
0c8a8491 | 712 | #if defined(CONFIG_CMD_MTDPARTS) |
856f0544 SR |
713 | struct mtd_device *dev; |
714 | struct part_info *part; | |
715 | u8 pnum; | |
716 | ||
717 | if (argc >= 2) { | |
718 | char *p = (argc == 2) ? argv[1] : argv[2]; | |
719 | if (!(str2long(p, &addr)) && (mtdparts_init() == 0) && | |
720 | (find_dev_and_part(p, &dev, &pnum, &part) == 0)) { | |
721 | if (dev->id->type != MTD_DEV_TYPE_NAND) { | |
722 | puts("Not a NAND device\n"); | |
723 | return 1; | |
724 | } | |
725 | if (argc > 3) | |
726 | goto usage; | |
727 | if (argc == 3) | |
10e03893 | 728 | addr = simple_strtoul(argv[1], NULL, 16); |
856f0544 | 729 | else |
6d0f6bcf | 730 | addr = CONFIG_SYS_LOAD_ADDR; |
856f0544 | 731 | return nand_load_image(cmdtp, &nand_info[dev->id->num], |
4b070809 | 732 | part->offset, addr, argv[0]); |
856f0544 SR |
733 | } |
734 | } | |
735 | #endif | |
736 | ||
fad63407 | 737 | show_boot_progress(52); |
856f0544 SR |
738 | switch (argc) { |
739 | case 1: | |
6d0f6bcf | 740 | addr = CONFIG_SYS_LOAD_ADDR; |
856f0544 SR |
741 | boot_device = getenv("bootdevice"); |
742 | break; | |
743 | case 2: | |
744 | addr = simple_strtoul(argv[1], NULL, 16); | |
745 | boot_device = getenv("bootdevice"); | |
746 | break; | |
747 | case 3: | |
748 | addr = simple_strtoul(argv[1], NULL, 16); | |
749 | boot_device = argv[2]; | |
750 | break; | |
751 | case 4: | |
752 | addr = simple_strtoul(argv[1], NULL, 16); | |
753 | boot_device = argv[2]; | |
754 | offset = simple_strtoul(argv[3], NULL, 16); | |
755 | break; | |
756 | default: | |
0c8a8491 | 757 | #if defined(CONFIG_CMD_MTDPARTS) |
856f0544 SR |
758 | usage: |
759 | #endif | |
fad63407 | 760 | show_boot_progress(-53); |
47e26b1b | 761 | return cmd_usage(cmdtp); |
856f0544 SR |
762 | } |
763 | ||
fad63407 | 764 | show_boot_progress(53); |
856f0544 SR |
765 | if (!boot_device) { |
766 | puts("\n** No boot device **\n"); | |
fad63407 | 767 | show_boot_progress(-54); |
856f0544 SR |
768 | return 1; |
769 | } | |
fad63407 | 770 | show_boot_progress(54); |
addb2e16 | 771 | |
856f0544 SR |
772 | idx = simple_strtoul(boot_device, NULL, 16); |
773 | ||
6d0f6bcf | 774 | if (idx < 0 || idx >= CONFIG_SYS_MAX_NAND_DEVICE || !nand_info[idx].name) { |
856f0544 | 775 | printf("\n** Device %d not available\n", idx); |
fad63407 | 776 | show_boot_progress(-55); |
856f0544 SR |
777 | return 1; |
778 | } | |
fad63407 | 779 | show_boot_progress(55); |
856f0544 SR |
780 | |
781 | return nand_load_image(cmdtp, &nand_info[idx], offset, addr, argv[0]); | |
782 | } | |
783 | ||
784 | U_BOOT_CMD(nboot, 4, 1, do_nandboot, | |
2fb2604d | 785 | "boot from NAND device", |
a89c33db WD |
786 | "[partition] | [[[loadAddr] dev] offset]" |
787 | ); |