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38a24a61 WD |
1 | /* |
2 | * (C) Copyright 2000 | |
3 | * Wolfgang Denk, DENX Software Engineering, wd@denx.de. | |
4 | * | |
5 | * See file CREDITS for list of people who contributed to this | |
6 | * project. | |
7 | * | |
8 | * This program is free software; you can redistribute it and/or | |
9 | * modify it under the terms of the GNU General Public License as | |
10 | * published by the Free Software Foundation; either version 2 of | |
11 | * the License, or (at your option) any later version. | |
12 | * | |
13 | * This program is distributed in the hope that it will be useful, | |
14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | * GNU General Public License for more details. | |
17 | * | |
18 | * You should have received a copy of the GNU General Public License | |
19 | * along with this program; if not, write to the Free Software | |
20 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, | |
21 | * MA 02111-1307 USA | |
22 | */ | |
23 | ||
24 | /* | |
25 | * FLASH support | |
26 | */ | |
27 | #include <common.h> | |
28 | #include <command.h> | |
8bde7f77 | 29 | |
2abbe075 WD |
30 | #ifdef CONFIG_HAS_DATAFLASH |
31 | #include <dataflash.h> | |
32 | #endif | |
33 | ||
3865b1fb | 34 | #if defined(CONFIG_CMD_JFFS2) && defined(CONFIG_JFFS2_CMDLINE) |
700a0c64 WD |
35 | #include <jffs2/jffs2.h> |
36 | ||
37 | /* parition handling routines */ | |
38 | int mtdparts_init(void); | |
39 | int id_parse(const char *id, const char **ret_id, u8 *dev_type, u8 *dev_num); | |
40 | int find_dev_and_part(const char *id, struct mtd_device **dev, | |
41 | u8 *part_num, struct part_info **part); | |
42 | #endif | |
43 | ||
880cc438 | 44 | #ifndef CFG_NO_FLASH |
38a24a61 WD |
45 | extern flash_info_t flash_info[]; /* info for FLASH chips */ |
46 | ||
47 | /* | |
48 | * The user interface starts numbering for Flash banks with 1 | |
49 | * for historical reasons. | |
50 | */ | |
51 | ||
52 | /* | |
53 | * this routine looks for an abbreviated flash range specification. | |
54 | * the syntax is B:SF[-SL], where B is the bank number, SF is the first | |
55 | * sector to erase, and SL is the last sector to erase (defaults to SF). | |
56 | * bank numbers start at 1 to be consistent with other specs, sector numbers | |
57 | * start at zero. | |
58 | * | |
59 | * returns: 1 - correct spec; *pinfo, *psf and *psl are | |
60 | * set appropriately | |
61 | * 0 - doesn't look like an abbreviated spec | |
62 | * -1 - looks like an abbreviated spec, but got | |
63 | * a parsing error, a number out of range, | |
64 | * or an invalid flash bank. | |
65 | */ | |
66 | static int | |
bdccc4fe | 67 | abbrev_spec (char *str, flash_info_t ** pinfo, int *psf, int *psl) |
38a24a61 | 68 | { |
bdccc4fe WD |
69 | flash_info_t *fp; |
70 | int bank, first, last; | |
71 | char *p, *ep; | |
38a24a61 | 72 | |
bdccc4fe WD |
73 | if ((p = strchr (str, ':')) == NULL) |
74 | return 0; | |
75 | *p++ = '\0'; | |
38a24a61 | 76 | |
bdccc4fe WD |
77 | bank = simple_strtoul (str, &ep, 10); |
78 | if (ep == str || *ep != '\0' || | |
79 | bank < 1 || bank > CFG_MAX_FLASH_BANKS || | |
80 | (fp = &flash_info[bank - 1])->flash_id == FLASH_UNKNOWN) | |
81 | return -1; | |
82 | ||
83 | str = p; | |
84 | if ((p = strchr (str, '-')) != NULL) | |
85 | *p++ = '\0'; | |
86 | ||
87 | first = simple_strtoul (str, &ep, 10); | |
88 | if (ep == str || *ep != '\0' || first >= fp->sector_count) | |
89 | return -1; | |
90 | ||
91 | if (p != NULL) { | |
92 | last = simple_strtoul (p, &ep, 10); | |
93 | if (ep == p || *ep != '\0' || | |
94 | last < first || last >= fp->sector_count) | |
95 | return -1; | |
96 | } else { | |
97 | last = first; | |
98 | } | |
38a24a61 | 99 | |
bdccc4fe WD |
100 | *pinfo = fp; |
101 | *psf = first; | |
102 | *psl = last; | |
103 | ||
104 | return 1; | |
105 | } | |
106 | ||
f530187d WD |
107 | /* |
108 | * This function computes the start and end addresses for both | |
109 | * erase and protect commands. The range of the addresses on which | |
110 | * either of the commands is to operate can be given in two forms: | |
111 | * 1. <cmd> start end - operate on <'start', 'end') | |
095b8a37 | 112 | * 2. <cmd> start +length - operate on <'start', start + length) |
f530187d WD |
113 | * If the second form is used and the end address doesn't fall on the |
114 | * sector boundary, than it will be adjusted to the next sector boundary. | |
115 | * If it isn't in the flash, the function will fail (return -1). | |
116 | * Input: | |
117 | * arg1, arg2: address specification (i.e. both command arguments) | |
118 | * Output: | |
119 | * addr_first, addr_last: computed address range | |
120 | * Return: | |
121 | * 1: success | |
122 | * -1: failure (bad format, bad address). | |
123 | */ | |
124 | static int | |
125 | addr_spec(char *arg1, char *arg2, ulong *addr_first, ulong *addr_last) | |
126 | { | |
127 | char *ep; | |
bb74140d HS |
128 | char len_used; /* indicates if the "start +length" form used */ |
129 | char found; | |
130 | ulong bank; | |
2c61f14c | 131 | |
f530187d WD |
132 | *addr_first = simple_strtoul(arg1, &ep, 16); |
133 | if (ep == arg1 || *ep != '\0') | |
134 | return -1; | |
135 | ||
bb74140d | 136 | len_used = 0; |
f530187d WD |
137 | if (arg2 && *arg2 == '+'){ |
138 | len_used = 1; | |
139 | ++arg2; | |
140 | } | |
141 | ||
142 | *addr_last = simple_strtoul(arg2, &ep, 16); | |
143 | if (ep == arg2 || *ep != '\0') | |
144 | return -1; | |
145 | ||
146 | if (len_used){ | |
147 | /* | |
148 | * *addr_last has the length, compute correct *addr_last | |
149 | * XXX watch out for the integer overflow! Right now it is | |
150 | * checked for in both the callers. | |
151 | */ | |
152 | *addr_last = *addr_first + *addr_last - 1; | |
153 | ||
154 | /* | |
155 | * It may happen that *addr_last doesn't fall on the sector | |
156 | * boundary. We want to round such an address to the next | |
157 | * sector boundary, so that the commands don't fail later on. | |
158 | */ | |
159 | ||
160 | /* find the end addr of the sector where the *addr_last is */ | |
bb74140d | 161 | found = 0; |
f530187d WD |
162 | for (bank = 0; bank < CFG_MAX_FLASH_BANKS && !found; ++bank){ |
163 | int i; | |
164 | flash_info_t *info = &flash_info[bank]; | |
165 | for (i = 0; i < info->sector_count && !found; ++i){ | |
166 | /* get the end address of the sector */ | |
167 | ulong sector_end_addr; | |
168 | if (i == info->sector_count - 1){ | |
169 | sector_end_addr = | |
170 | info->start[0] + info->size - 1; | |
171 | } else { | |
172 | sector_end_addr = | |
173 | info->start[i+1] - 1; | |
174 | } | |
175 | if (*addr_last <= sector_end_addr && | |
176 | *addr_last >= info->start[i]){ | |
177 | /* sector found */ | |
178 | found = 1; | |
179 | /* adjust *addr_last if necessary */ | |
180 | if (*addr_last < sector_end_addr){ | |
181 | *addr_last = sector_end_addr; | |
182 | } | |
183 | } | |
184 | } /* sector */ | |
185 | } /* bank */ | |
186 | if (!found){ | |
187 | /* error, addres not in flash */ | |
188 | printf("Error: end address (0x%08lx) not in flash!\n", | |
189 | *addr_last); | |
190 | return -1; | |
191 | } | |
192 | } /* "start +length" from used */ | |
193 | ||
194 | return 1; | |
195 | } | |
196 | ||
bdccc4fe WD |
197 | static int |
198 | flash_fill_sect_ranges (ulong addr_first, ulong addr_last, | |
199 | int *s_first, int *s_last, | |
200 | int *s_count ) | |
201 | { | |
202 | flash_info_t *info; | |
203 | ulong bank; | |
204 | int rcode = 0; | |
205 | ||
206 | *s_count = 0; | |
207 | ||
208 | for (bank=0; bank < CFG_MAX_FLASH_BANKS; ++bank) { | |
209 | s_first[bank] = -1; /* first sector to erase */ | |
210 | s_last [bank] = -1; /* last sector to erase */ | |
211 | } | |
212 | ||
213 | for (bank=0,info=&flash_info[0]; | |
214 | (bank < CFG_MAX_FLASH_BANKS) && (addr_first <= addr_last); | |
215 | ++bank, ++info) { | |
216 | ulong b_end; | |
217 | int sect; | |
218 | short s_end; | |
219 | ||
220 | if (info->flash_id == FLASH_UNKNOWN) { | |
221 | continue; | |
222 | } | |
223 | ||
224 | b_end = info->start[0] + info->size - 1; /* bank end addr */ | |
225 | s_end = info->sector_count - 1; /* last sector */ | |
226 | ||
227 | ||
228 | for (sect=0; sect < info->sector_count; ++sect) { | |
229 | ulong end; /* last address in current sect */ | |
38a24a61 | 230 | |
bdccc4fe | 231 | end = (sect == s_end) ? b_end : info->start[sect + 1] - 1; |
38a24a61 | 232 | |
bdccc4fe WD |
233 | if (addr_first > end) |
234 | continue; | |
235 | if (addr_last < info->start[sect]) | |
236 | continue; | |
38a24a61 | 237 | |
bdccc4fe WD |
238 | if (addr_first == info->start[sect]) { |
239 | s_first[bank] = sect; | |
240 | } | |
241 | if (addr_last == end) { | |
242 | s_last[bank] = sect; | |
243 | } | |
244 | } | |
245 | if (s_first[bank] >= 0) { | |
246 | if (s_last[bank] < 0) { | |
247 | if (addr_last > b_end) { | |
248 | s_last[bank] = s_end; | |
249 | } else { | |
4b9206ed | 250 | puts ("Error: end address" |
bdccc4fe WD |
251 | " not on sector boundary\n"); |
252 | rcode = 1; | |
253 | break; | |
254 | } | |
255 | } | |
256 | if (s_last[bank] < s_first[bank]) { | |
4b9206ed | 257 | puts ("Error: end sector" |
bdccc4fe WD |
258 | " precedes start sector\n"); |
259 | rcode = 1; | |
260 | break; | |
261 | } | |
262 | sect = s_last[bank]; | |
263 | addr_first = (sect == s_end) ? b_end + 1: info->start[sect + 1]; | |
264 | (*s_count) += s_last[bank] - s_first[bank] + 1; | |
e2ffd59b WD |
265 | } else if (addr_first >= info->start[0] && addr_first < b_end) { |
266 | puts ("Error: start address not on sector boundary\n"); | |
267 | rcode = 1; | |
268 | break; | |
2d5b561e | 269 | } else if (s_last[bank] >= 0) { |
4b9206ed | 270 | puts ("Error: cannot span across banks when they are" |
2d5b561e WD |
271 | " mapped in reverse order\n"); |
272 | rcode = 1; | |
273 | break; | |
bdccc4fe WD |
274 | } |
275 | } | |
38a24a61 | 276 | |
bdccc4fe | 277 | return rcode; |
38a24a61 | 278 | } |
880cc438 | 279 | #endif /* CFG_NO_FLASH */ |
bdccc4fe | 280 | |
38a24a61 WD |
281 | int do_flinfo ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) |
282 | { | |
880cc438 | 283 | #ifndef CFG_NO_FLASH |
38a24a61 | 284 | ulong bank; |
880cc438 | 285 | #endif |
38a24a61 | 286 | |
2abbe075 WD |
287 | #ifdef CONFIG_HAS_DATAFLASH |
288 | dataflash_print_info(); | |
289 | #endif | |
290 | ||
880cc438 | 291 | #ifndef CFG_NO_FLASH |
38a24a61 WD |
292 | if (argc == 1) { /* print info for all FLASH banks */ |
293 | for (bank=0; bank <CFG_MAX_FLASH_BANKS; ++bank) { | |
294 | printf ("\nBank # %ld: ", bank+1); | |
295 | ||
296 | flash_print_info (&flash_info[bank]); | |
297 | } | |
298 | return 0; | |
299 | } | |
300 | ||
301 | bank = simple_strtoul(argv[1], NULL, 16); | |
302 | if ((bank < 1) || (bank > CFG_MAX_FLASH_BANKS)) { | |
303 | printf ("Only FLASH Banks # 1 ... # %d supported\n", | |
304 | CFG_MAX_FLASH_BANKS); | |
305 | return 1; | |
306 | } | |
307 | printf ("\nBank # %ld: ", bank); | |
308 | flash_print_info (&flash_info[bank-1]); | |
880cc438 | 309 | #endif /* CFG_NO_FLASH */ |
38a24a61 WD |
310 | return 0; |
311 | } | |
700a0c64 | 312 | |
38a24a61 WD |
313 | int do_flerase (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) |
314 | { | |
880cc438 | 315 | #ifndef CFG_NO_FLASH |
38a24a61 WD |
316 | flash_info_t *info; |
317 | ulong bank, addr_first, addr_last; | |
318 | int n, sect_first, sect_last; | |
baa26db4 | 319 | #if defined(CONFIG_CMD_JFFS2) && defined(CONFIG_JFFS2_CMDLINE) |
700a0c64 WD |
320 | struct mtd_device *dev; |
321 | struct part_info *part; | |
322 | u8 dev_type, dev_num, pnum; | |
323 | #endif | |
38a24a61 WD |
324 | int rcode = 0; |
325 | ||
326 | if (argc < 2) { | |
327 | printf ("Usage:\n%s\n", cmdtp->usage); | |
328 | return 1; | |
329 | } | |
330 | ||
331 | if (strcmp(argv[1], "all") == 0) { | |
332 | for (bank=1; bank<=CFG_MAX_FLASH_BANKS; ++bank) { | |
333 | printf ("Erase Flash Bank # %ld ", bank); | |
334 | info = &flash_info[bank-1]; | |
335 | rcode = flash_erase (info, 0, info->sector_count-1); | |
336 | } | |
337 | return rcode; | |
338 | } | |
339 | ||
340 | if ((n = abbrev_spec(argv[1], &info, §_first, §_last)) != 0) { | |
341 | if (n < 0) { | |
4b9206ed | 342 | puts ("Bad sector specification\n"); |
38a24a61 WD |
343 | return 1; |
344 | } | |
345 | printf ("Erase Flash Sectors %d-%d in Bank # %d ", | |
346 | sect_first, sect_last, (info-flash_info)+1); | |
347 | rcode = flash_erase(info, sect_first, sect_last); | |
348 | return rcode; | |
349 | } | |
350 | ||
baa26db4 | 351 | #if defined(CONFIG_CMD_JFFS2) && defined(CONFIG_JFFS2_CMDLINE) |
700a0c64 WD |
352 | /* erase <part-id> - erase partition */ |
353 | if ((argc == 2) && (id_parse(argv[1], NULL, &dev_type, &dev_num) == 0)) { | |
354 | mtdparts_init(); | |
355 | if (find_dev_and_part(argv[1], &dev, &pnum, &part) == 0) { | |
356 | if (dev->id->type == MTD_DEV_TYPE_NOR) { | |
357 | bank = dev->id->num; | |
358 | info = &flash_info[bank]; | |
359 | addr_first = part->offset + info->start[0]; | |
360 | addr_last = addr_first + part->size - 1; | |
361 | ||
362 | printf ("Erase Flash Parition %s, " | |
363 | "bank %d, 0x%08lx - 0x%08lx ", | |
364 | argv[1], bank, addr_first, | |
365 | addr_last); | |
366 | ||
367 | rcode = flash_sect_erase(addr_first, addr_last); | |
368 | return rcode; | |
369 | } | |
370 | ||
371 | printf("cannot erase, not a NOR device\n"); | |
372 | return 1; | |
373 | } | |
374 | } | |
375 | #endif | |
376 | ||
38a24a61 WD |
377 | if (argc != 3) { |
378 | printf ("Usage:\n%s\n", cmdtp->usage); | |
379 | return 1; | |
380 | } | |
381 | ||
382 | if (strcmp(argv[1], "bank") == 0) { | |
383 | bank = simple_strtoul(argv[2], NULL, 16); | |
384 | if ((bank < 1) || (bank > CFG_MAX_FLASH_BANKS)) { | |
385 | printf ("Only FLASH Banks # 1 ... # %d supported\n", | |
386 | CFG_MAX_FLASH_BANKS); | |
387 | return 1; | |
388 | } | |
389 | printf ("Erase Flash Bank # %ld ", bank); | |
390 | info = &flash_info[bank-1]; | |
391 | rcode = flash_erase (info, 0, info->sector_count-1); | |
392 | return rcode; | |
393 | } | |
394 | ||
f530187d WD |
395 | if (addr_spec(argv[1], argv[2], &addr_first, &addr_last) < 0){ |
396 | printf ("Bad address format\n"); | |
397 | return 1; | |
398 | } | |
38a24a61 WD |
399 | |
400 | if (addr_first >= addr_last) { | |
401 | printf ("Usage:\n%s\n", cmdtp->usage); | |
402 | return 1; | |
403 | } | |
404 | ||
38a24a61 WD |
405 | rcode = flash_sect_erase(addr_first, addr_last); |
406 | return rcode; | |
880cc438 SP |
407 | #else |
408 | return 0; | |
409 | #endif /* CFG_NO_FLASH */ | |
38a24a61 WD |
410 | } |
411 | ||
880cc438 | 412 | #ifndef CFG_NO_FLASH |
38a24a61 WD |
413 | int flash_sect_erase (ulong addr_first, ulong addr_last) |
414 | { | |
415 | flash_info_t *info; | |
416 | ulong bank; | |
e6f2e902 MB |
417 | #ifdef CFG_MAX_FLASH_BANKS_DETECT |
418 | int s_first[CFG_MAX_FLASH_BANKS_DETECT], s_last[CFG_MAX_FLASH_BANKS_DETECT]; | |
419 | #else | |
bdccc4fe | 420 | int s_first[CFG_MAX_FLASH_BANKS], s_last[CFG_MAX_FLASH_BANKS]; |
e6f2e902 | 421 | #endif |
bdccc4fe WD |
422 | int erased = 0; |
423 | int planned; | |
38a24a61 WD |
424 | int rcode = 0; |
425 | ||
bdccc4fe WD |
426 | rcode = flash_fill_sect_ranges (addr_first, addr_last, |
427 | s_first, s_last, &planned ); | |
428 | ||
429 | if (planned && (rcode == 0)) { | |
430 | for (bank=0,info=&flash_info[0]; | |
431 | (bank < CFG_MAX_FLASH_BANKS) && (rcode == 0); | |
432 | ++bank, ++info) { | |
433 | if (s_first[bank]>=0) { | |
434 | erased += s_last[bank] - s_first[bank] + 1; | |
013dc8d9 | 435 | debug ("Erase Flash from 0x%08lx to 0x%08lx " |
bdccc4fe WD |
436 | "in Bank # %ld ", |
437 | info->start[s_first[bank]], | |
438 | (s_last[bank] == info->sector_count) ? | |
439 | info->start[0] + info->size - 1: | |
440 | info->start[s_last[bank]+1] - 1, | |
441 | bank+1); | |
442 | rcode = flash_erase (info, s_first[bank], s_last[bank]); | |
38a24a61 WD |
443 | } |
444 | } | |
38a24a61 | 445 | printf ("Erased %d sectors\n", erased); |
bdccc4fe | 446 | } else if (rcode == 0) { |
4b9206ed | 447 | puts ("Error: start and/or end address" |
38a24a61 WD |
448 | " not on sector boundary\n"); |
449 | rcode = 1; | |
450 | } | |
451 | return rcode; | |
452 | } | |
880cc438 | 453 | #endif /* CFG_NO_FLASH */ |
38a24a61 | 454 | |
38a24a61 WD |
455 | int do_protect (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) |
456 | { | |
880cc438 | 457 | #ifndef CFG_NO_FLASH |
38a24a61 | 458 | flash_info_t *info; |
880cc438 SP |
459 | ulong bank; |
460 | int i, n, sect_first, sect_last; | |
461 | #endif /* CFG_NO_FLASH */ | |
462 | ulong addr_first, addr_last; | |
463 | int p; | |
baa26db4 | 464 | #if defined(CONFIG_CMD_JFFS2) && defined(CONFIG_JFFS2_CMDLINE) |
700a0c64 WD |
465 | struct mtd_device *dev; |
466 | struct part_info *part; | |
467 | u8 dev_type, dev_num, pnum; | |
468 | #endif | |
38a24a61 | 469 | int rcode = 0; |
5779d8d9 WD |
470 | #ifdef CONFIG_HAS_DATAFLASH |
471 | int status; | |
472 | #endif | |
2662b40c | 473 | |
38a24a61 WD |
474 | if (argc < 3) { |
475 | printf ("Usage:\n%s\n", cmdtp->usage); | |
476 | return 1; | |
477 | } | |
478 | ||
bdccc4fe | 479 | if (strcmp(argv[1], "off") == 0) { |
38a24a61 | 480 | p = 0; |
bdccc4fe | 481 | } else if (strcmp(argv[1], "on") == 0) { |
38a24a61 | 482 | p = 1; |
bdccc4fe | 483 | } else { |
38a24a61 WD |
484 | printf ("Usage:\n%s\n", cmdtp->usage); |
485 | return 1; | |
486 | } | |
487 | ||
5779d8d9 WD |
488 | #ifdef CONFIG_HAS_DATAFLASH |
489 | if ((strcmp(argv[2], "all") != 0) && (strcmp(argv[2], "bank") != 0)) { | |
490 | addr_first = simple_strtoul(argv[2], NULL, 16); | |
491 | addr_last = simple_strtoul(argv[3], NULL, 16); | |
492 | ||
493 | if (addr_dataflash(addr_first) && addr_dataflash(addr_last)) { | |
494 | status = dataflash_real_protect(p,addr_first,addr_last); | |
495 | if (status < 0){ | |
4b9206ed | 496 | puts ("Bad DataFlash sector specification\n"); |
d4ca31c4 WD |
497 | return 1; |
498 | } | |
499 | printf("%sProtect %d DataFlash Sectors\n", | |
500 | p ? "" : "Un-", status); | |
5779d8d9 WD |
501 | return 0; |
502 | } | |
503 | } | |
504 | #endif | |
d4ca31c4 | 505 | |
880cc438 | 506 | #ifndef CFG_NO_FLASH |
38a24a61 WD |
507 | if (strcmp(argv[2], "all") == 0) { |
508 | for (bank=1; bank<=CFG_MAX_FLASH_BANKS; ++bank) { | |
509 | info = &flash_info[bank-1]; | |
510 | if (info->flash_id == FLASH_UNKNOWN) { | |
511 | continue; | |
512 | } | |
513 | printf ("%sProtect Flash Bank # %ld\n", | |
514 | p ? "" : "Un-", bank); | |
515 | ||
516 | for (i=0; i<info->sector_count; ++i) { | |
517 | #if defined(CFG_FLASH_PROTECTION) | |
518 | if (flash_real_protect(info, i, p)) | |
519 | rcode = 1; | |
520 | putc ('.'); | |
521 | #else | |
522 | info->protect[i] = p; | |
523 | #endif /* CFG_FLASH_PROTECTION */ | |
524 | } | |
38a24a61 | 525 | #if defined(CFG_FLASH_PROTECTION) |
bb74140d | 526 | if (!rcode) puts (" done\n"); |
38a24a61 | 527 | #endif /* CFG_FLASH_PROTECTION */ |
bb74140d | 528 | } |
38a24a61 WD |
529 | return rcode; |
530 | } | |
531 | ||
532 | if ((n = abbrev_spec(argv[2], &info, §_first, §_last)) != 0) { | |
533 | if (n < 0) { | |
4b9206ed | 534 | puts ("Bad sector specification\n"); |
38a24a61 WD |
535 | return 1; |
536 | } | |
537 | printf("%sProtect Flash Sectors %d-%d in Bank # %d\n", | |
538 | p ? "" : "Un-", sect_first, sect_last, | |
539 | (info-flash_info)+1); | |
540 | for (i = sect_first; i <= sect_last; i++) { | |
541 | #if defined(CFG_FLASH_PROTECTION) | |
542 | if (flash_real_protect(info, i, p)) | |
543 | rcode = 1; | |
544 | putc ('.'); | |
545 | #else | |
546 | info->protect[i] = p; | |
547 | #endif /* CFG_FLASH_PROTECTION */ | |
548 | } | |
549 | ||
550 | #if defined(CFG_FLASH_PROTECTION) | |
551 | if (!rcode) puts (" done\n"); | |
552 | #endif /* CFG_FLASH_PROTECTION */ | |
553 | ||
554 | return rcode; | |
555 | } | |
8f79e4c2 | 556 | |
baa26db4 | 557 | #if defined(CONFIG_CMD_JFFS2) && defined(CONFIG_JFFS2_CMDLINE) |
700a0c64 WD |
558 | /* protect on/off <part-id> */ |
559 | if ((argc == 3) && (id_parse(argv[2], NULL, &dev_type, &dev_num) == 0)) { | |
560 | mtdparts_init(); | |
561 | if (find_dev_and_part(argv[2], &dev, &pnum, &part) == 0) { | |
562 | if (dev->id->type == MTD_DEV_TYPE_NOR) { | |
563 | bank = dev->id->num; | |
564 | info = &flash_info[bank]; | |
565 | addr_first = part->offset + info->start[0]; | |
566 | addr_last = addr_first + part->size - 1; | |
567 | ||
568 | printf ("%sProtect Flash Parition %s, " | |
569 | "bank %d, 0x%08lx - 0x%08lx\n", | |
570 | p ? "" : "Un", argv[1], | |
571 | bank, addr_first, addr_last); | |
572 | ||
573 | rcode = flash_sect_protect (p, addr_first, addr_last); | |
574 | return rcode; | |
575 | } | |
576 | ||
577 | printf("cannot %sprotect, not a NOR device\n", | |
578 | p ? "" : "un"); | |
579 | return 1; | |
580 | } | |
581 | } | |
582 | #endif | |
38a24a61 WD |
583 | |
584 | if (argc != 4) { | |
585 | printf ("Usage:\n%s\n", cmdtp->usage); | |
586 | return 1; | |
587 | } | |
588 | ||
589 | if (strcmp(argv[2], "bank") == 0) { | |
590 | bank = simple_strtoul(argv[3], NULL, 16); | |
591 | if ((bank < 1) || (bank > CFG_MAX_FLASH_BANKS)) { | |
592 | printf ("Only FLASH Banks # 1 ... # %d supported\n", | |
593 | CFG_MAX_FLASH_BANKS); | |
594 | return 1; | |
595 | } | |
596 | printf ("%sProtect Flash Bank # %ld\n", | |
597 | p ? "" : "Un-", bank); | |
598 | info = &flash_info[bank-1]; | |
599 | ||
600 | if (info->flash_id == FLASH_UNKNOWN) { | |
4b9206ed | 601 | puts ("missing or unknown FLASH type\n"); |
38a24a61 WD |
602 | return 1; |
603 | } | |
604 | for (i=0; i<info->sector_count; ++i) { | |
605 | #if defined(CFG_FLASH_PROTECTION) | |
606 | if (flash_real_protect(info, i, p)) | |
607 | rcode = 1; | |
608 | putc ('.'); | |
609 | #else | |
610 | info->protect[i] = p; | |
611 | #endif /* CFG_FLASH_PROTECTION */ | |
612 | } | |
613 | ||
614 | #if defined(CFG_FLASH_PROTECTION) | |
615 | if (!rcode) puts (" done\n"); | |
616 | #endif /* CFG_FLASH_PROTECTION */ | |
617 | ||
618 | return rcode; | |
619 | } | |
620 | ||
f530187d WD |
621 | if (addr_spec(argv[2], argv[3], &addr_first, &addr_last) < 0){ |
622 | printf("Bad address format\n"); | |
623 | return 1; | |
624 | } | |
38a24a61 WD |
625 | |
626 | if (addr_first >= addr_last) { | |
627 | printf ("Usage:\n%s\n", cmdtp->usage); | |
628 | return 1; | |
629 | } | |
630 | rcode = flash_sect_protect (p, addr_first, addr_last); | |
880cc438 | 631 | #endif /* CFG_NO_FLASH */ |
38a24a61 WD |
632 | return rcode; |
633 | } | |
634 | ||
880cc438 | 635 | #ifndef CFG_NO_FLASH |
38a24a61 WD |
636 | int flash_sect_protect (int p, ulong addr_first, ulong addr_last) |
637 | { | |
638 | flash_info_t *info; | |
639 | ulong bank; | |
e6f2e902 MB |
640 | #ifdef CFG_MAX_FLASH_BANKS_DETECT |
641 | int s_first[CFG_MAX_FLASH_BANKS_DETECT], s_last[CFG_MAX_FLASH_BANKS_DETECT]; | |
642 | #else | |
bdccc4fe | 643 | int s_first[CFG_MAX_FLASH_BANKS], s_last[CFG_MAX_FLASH_BANKS]; |
e6f2e902 | 644 | #endif |
38a24a61 | 645 | int protected, i; |
bdccc4fe WD |
646 | int planned; |
647 | int rcode; | |
38a24a61 | 648 | |
bdccc4fe | 649 | rcode = flash_fill_sect_ranges( addr_first, addr_last, s_first, s_last, &planned ); |
38a24a61 | 650 | |
bdccc4fe | 651 | protected = 0; |
38a24a61 | 652 | |
bdccc4fe WD |
653 | if (planned && (rcode == 0)) { |
654 | for (bank=0,info=&flash_info[0]; bank < CFG_MAX_FLASH_BANKS; ++bank, ++info) { | |
655 | if (info->flash_id == FLASH_UNKNOWN) { | |
38a24a61 | 656 | continue; |
38a24a61 | 657 | } |
bdccc4fe WD |
658 | |
659 | if (s_first[bank]>=0 && s_first[bank]<=s_last[bank]) { | |
abcac872 SR |
660 | debug ("%sProtecting sectors %d..%d in bank %ld\n", |
661 | p ? "" : "Un-", | |
bdccc4fe WD |
662 | s_first[bank], s_last[bank], bank+1); |
663 | protected += s_last[bank] - s_first[bank] + 1; | |
664 | for (i=s_first[bank]; i<=s_last[bank]; ++i) { | |
38a24a61 | 665 | #if defined(CFG_FLASH_PROTECTION) |
bdccc4fe WD |
666 | if (flash_real_protect(info, i, p)) |
667 | rcode = 1; | |
668 | putc ('.'); | |
38a24a61 | 669 | #else |
bdccc4fe | 670 | info->protect[i] = p; |
38a24a61 | 671 | #endif /* CFG_FLASH_PROTECTION */ |
bdccc4fe | 672 | } |
38a24a61 | 673 | } |
2662b40c | 674 | } |
38a24a61 | 675 | #if defined(CFG_FLASH_PROTECTION) |
2662b40c | 676 | puts (" done\n"); |
38a24a61 WD |
677 | #endif /* CFG_FLASH_PROTECTION */ |
678 | ||
38a24a61 WD |
679 | printf ("%sProtected %d sectors\n", |
680 | p ? "" : "Un-", protected); | |
bdccc4fe | 681 | } else if (rcode == 0) { |
4b9206ed | 682 | puts ("Error: start and/or end address" |
38a24a61 WD |
683 | " not on sector boundary\n"); |
684 | rcode = 1; | |
685 | } | |
686 | return rcode; | |
687 | } | |
880cc438 | 688 | #endif /* CFG_NO_FLASH */ |
38a24a61 | 689 | |
8bde7f77 WD |
690 | |
691 | /**************************************************/ | |
baa26db4 | 692 | #if defined(CONFIG_CMD_JFFS2) && defined(CONFIG_JFFS2_CMDLINE) |
c19c3134 WD |
693 | # define TMP_ERASE "erase <part-id>\n - erase partition\n" |
694 | # define TMP_PROT_ON "protect on <part-id>\n - protect partition\n" | |
695 | # define TMP_PROT_OFF "protect off <part-id>\n - make partition writable\n" | |
696 | #else | |
697 | # define TMP_ERASE /* empty */ | |
698 | # define TMP_PROT_ON /* empty */ | |
699 | # define TMP_PROT_OFF /* empty */ | |
700 | #endif | |
8bde7f77 | 701 | |
0d498393 WD |
702 | U_BOOT_CMD( |
703 | flinfo, 2, 1, do_flinfo, | |
8bde7f77 WD |
704 | "flinfo - print FLASH memory information\n", |
705 | "\n - print information for all FLASH memory banks\n" | |
706 | "flinfo N\n - print information for FLASH memory bank # N\n" | |
707 | ); | |
708 | ||
0d498393 | 709 | U_BOOT_CMD( |
9912121f | 710 | erase, 3, 0, do_flerase, |
8bde7f77 WD |
711 | "erase - erase FLASH memory\n", |
712 | "start end\n" | |
713 | " - erase FLASH from addr 'start' to addr 'end'\n" | |
f530187d WD |
714 | "erase start +len\n" |
715 | " - erase FLASH from addr 'start' to the end of sect " | |
716 | "w/addr 'start'+'len'-1\n" | |
8bde7f77 WD |
717 | "erase N:SF[-SL]\n - erase sectors SF-SL in FLASH bank # N\n" |
718 | "erase bank N\n - erase FLASH bank # N\n" | |
c19c3134 | 719 | TMP_ERASE |
8bde7f77 WD |
720 | "erase all\n - erase all FLASH banks\n" |
721 | ); | |
722 | ||
0d498393 | 723 | U_BOOT_CMD( |
9912121f | 724 | protect, 4, 0, do_protect, |
8bde7f77 WD |
725 | "protect - enable or disable FLASH write protection\n", |
726 | "on start end\n" | |
727 | " - protect FLASH from addr 'start' to addr 'end'\n" | |
f530187d WD |
728 | "protect on start +len\n" |
729 | " - protect FLASH from addr 'start' to end of sect " | |
730 | "w/addr 'start'+'len'-1\n" | |
8bde7f77 WD |
731 | "protect on N:SF[-SL]\n" |
732 | " - protect sectors SF-SL in FLASH bank # N\n" | |
733 | "protect on bank N\n - protect FLASH bank # N\n" | |
c19c3134 | 734 | TMP_PROT_ON |
8bde7f77 WD |
735 | "protect on all\n - protect all FLASH banks\n" |
736 | "protect off start end\n" | |
737 | " - make FLASH from addr 'start' to addr 'end' writable\n" | |
f530187d WD |
738 | "protect off start +len\n" |
739 | " - make FLASH from addr 'start' to end of sect " | |
740 | "w/addr 'start'+'len'-1 wrtable\n" | |
8bde7f77 WD |
741 | "protect off N:SF[-SL]\n" |
742 | " - make sectors SF-SL writable in FLASH bank # N\n" | |
743 | "protect off bank N\n - make FLASH bank # N writable\n" | |
c19c3134 | 744 | TMP_PROT_OFF |
8bde7f77 WD |
745 | "protect off all\n - make all FLASH banks writable\n" |
746 | ); | |
747 | ||
c19c3134 WD |
748 | #undef TMP_ERASE |
749 | #undef TMP_PROT_ON | |
750 | #undef TMP_PROT_OFF |