]>
Commit | Line | Data |
---|---|---|
3863585b 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 | * Memory Functions | |
26 | * | |
27 | * Copied from FADS ROM, Dan Malek (dmalek@jlc.net) | |
28 | */ | |
29 | ||
30 | #include <common.h> | |
31 | #include <command.h> | |
2abbe075 WD |
32 | #ifdef CONFIG_HAS_DATAFLASH |
33 | #include <dataflash.h> | |
34 | #endif | |
a6e6fc61 | 35 | #include <watchdog.h> |
3863585b | 36 | |
3863585b WD |
37 | #ifdef CMD_MEM_DEBUG |
38 | #define PRINTF(fmt,args...) printf (fmt ,##args) | |
39 | #else | |
40 | #define PRINTF(fmt,args...) | |
41 | #endif | |
42 | ||
43 | static int mod_mem(cmd_tbl_t *, int, int, int, char *[]); | |
44 | ||
45 | /* Display values from last command. | |
46 | * Memory modify remembered values are different from display memory. | |
47 | */ | |
48 | uint dp_last_addr, dp_last_size; | |
49 | uint dp_last_length = 0x40; | |
50 | uint mm_last_addr, mm_last_size; | |
51 | ||
52 | static ulong base_address = 0; | |
53 | ||
54 | /* Memory Display | |
55 | * | |
56 | * Syntax: | |
57 | * md{.b, .w, .l} {addr} {len} | |
58 | */ | |
59 | #define DISP_LINE_LEN 16 | |
60 | int do_mem_md ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) | |
61 | { | |
27b207fd | 62 | ulong addr, length; |
c95c4280 GL |
63 | #if defined(CONFIG_HAS_DATAFLASH) |
64 | ulong nbytes, linebytes; | |
65 | #endif | |
27b207fd | 66 | int size; |
3863585b WD |
67 | int rc = 0; |
68 | ||
69 | /* We use the last specified parameters, unless new ones are | |
70 | * entered. | |
71 | */ | |
72 | addr = dp_last_addr; | |
73 | size = dp_last_size; | |
74 | length = dp_last_length; | |
75 | ||
76 | if (argc < 2) { | |
62c3ae7c | 77 | cmd_usage(cmdtp); |
3863585b WD |
78 | return 1; |
79 | } | |
80 | ||
81 | if ((flag & CMD_FLAG_REPEAT) == 0) { | |
82 | /* New command specified. Check for a size specification. | |
83 | * Defaults to long if no or incorrect specification. | |
84 | */ | |
27b207fd WD |
85 | if ((size = cmd_get_data_size(argv[0], 4)) < 0) |
86 | return 1; | |
3863585b WD |
87 | |
88 | /* Address is specified since argc > 1 | |
89 | */ | |
90 | addr = simple_strtoul(argv[1], NULL, 16); | |
91 | addr += base_address; | |
92 | ||
93 | /* If another parameter, it is the length to display. | |
94 | * Length is the number of objects, not number of bytes. | |
95 | */ | |
96 | if (argc > 2) | |
97 | length = simple_strtoul(argv[2], NULL, 16); | |
98 | } | |
99 | ||
c95c4280 | 100 | #if defined(CONFIG_HAS_DATAFLASH) |
3863585b WD |
101 | /* Print the lines. |
102 | * | |
103 | * We buffer all read data, so we can make sure data is read only | |
104 | * once, and all accesses are with the specified bus width. | |
105 | */ | |
106 | nbytes = length * size; | |
107 | do { | |
108 | char linebuf[DISP_LINE_LEN]; | |
c95c4280 | 109 | void* p; |
3863585b | 110 | linebytes = (nbytes>DISP_LINE_LEN)?DISP_LINE_LEN:nbytes; |
2abbe075 | 111 | |
c95c4280 GL |
112 | rc = read_dataflash(addr, (linebytes/size)*size, linebuf); |
113 | p = (rc == DATAFLASH_OK) ? linebuf : (void*)addr; | |
114 | print_buffer(addr, p, size, linebytes/size, DISP_LINE_LEN/size); | |
115 | ||
3863585b | 116 | nbytes -= linebytes; |
c95c4280 | 117 | addr += linebytes; |
3863585b WD |
118 | if (ctrlc()) { |
119 | rc = 1; | |
120 | break; | |
121 | } | |
122 | } while (nbytes > 0); | |
c95c4280 | 123 | #else |
4c727c77 MF |
124 | |
125 | # if defined(CONFIG_BLACKFIN) | |
126 | /* See if we're trying to display L1 inst */ | |
127 | if (addr_bfin_on_chip_mem(addr)) { | |
128 | char linebuf[DISP_LINE_LEN]; | |
129 | ulong linebytes, nbytes = length * size; | |
130 | do { | |
131 | linebytes = (nbytes > DISP_LINE_LEN) ? DISP_LINE_LEN : nbytes; | |
132 | memcpy(linebuf, (void *)addr, linebytes); | |
133 | print_buffer(addr, linebuf, size, linebytes/size, DISP_LINE_LEN/size); | |
134 | ||
135 | nbytes -= linebytes; | |
136 | addr += linebytes; | |
137 | if (ctrlc()) { | |
138 | rc = 1; | |
139 | break; | |
140 | } | |
141 | } while (nbytes > 0); | |
142 | } else | |
143 | # endif | |
144 | ||
145 | { | |
146 | /* Print the lines. */ | |
147 | print_buffer(addr, (void*)addr, size, length, DISP_LINE_LEN/size); | |
148 | addr += size*length; | |
149 | } | |
c95c4280 | 150 | #endif |
3863585b WD |
151 | |
152 | dp_last_addr = addr; | |
153 | dp_last_length = length; | |
154 | dp_last_size = size; | |
155 | return (rc); | |
156 | } | |
157 | ||
158 | int do_mem_mm ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) | |
159 | { | |
160 | return mod_mem (cmdtp, 1, flag, argc, argv); | |
161 | } | |
162 | int do_mem_nm ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) | |
163 | { | |
164 | return mod_mem (cmdtp, 0, flag, argc, argv); | |
165 | } | |
166 | ||
167 | int do_mem_mw ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) | |
168 | { | |
27b207fd WD |
169 | ulong addr, writeval, count; |
170 | int size; | |
3863585b WD |
171 | |
172 | if ((argc < 3) || (argc > 4)) { | |
62c3ae7c | 173 | cmd_usage(cmdtp); |
3863585b WD |
174 | return 1; |
175 | } | |
176 | ||
177 | /* Check for size specification. | |
178 | */ | |
27b207fd WD |
179 | if ((size = cmd_get_data_size(argv[0], 4)) < 1) |
180 | return 1; | |
3863585b WD |
181 | |
182 | /* Address is specified since argc > 1 | |
183 | */ | |
184 | addr = simple_strtoul(argv[1], NULL, 16); | |
185 | addr += base_address; | |
186 | ||
187 | /* Get the value to write. | |
188 | */ | |
189 | writeval = simple_strtoul(argv[2], NULL, 16); | |
190 | ||
191 | /* Count ? */ | |
192 | if (argc == 4) { | |
193 | count = simple_strtoul(argv[3], NULL, 16); | |
194 | } else { | |
195 | count = 1; | |
196 | } | |
197 | ||
198 | while (count-- > 0) { | |
199 | if (size == 4) | |
200 | *((ulong *)addr) = (ulong )writeval; | |
201 | else if (size == 2) | |
202 | *((ushort *)addr) = (ushort)writeval; | |
203 | else | |
204 | *((u_char *)addr) = (u_char)writeval; | |
205 | addr += size; | |
206 | } | |
207 | return 0; | |
208 | } | |
209 | ||
4aaf29b2 SR |
210 | #ifdef CONFIG_MX_CYCLIC |
211 | int do_mem_mdc ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) | |
212 | { | |
213 | int i; | |
214 | ulong count; | |
215 | ||
216 | if (argc < 4) { | |
62c3ae7c | 217 | cmd_usage(cmdtp); |
4aaf29b2 SR |
218 | return 1; |
219 | } | |
220 | ||
221 | count = simple_strtoul(argv[3], NULL, 10); | |
222 | ||
223 | for (;;) { | |
224 | do_mem_md (NULL, 0, 3, argv); | |
225 | ||
226 | /* delay for <count> ms... */ | |
227 | for (i=0; i<count; i++) | |
228 | udelay (1000); | |
229 | ||
230 | /* check for ctrl-c to abort... */ | |
231 | if (ctrlc()) { | |
232 | puts("Abort\n"); | |
233 | return 0; | |
234 | } | |
235 | } | |
236 | ||
237 | return 0; | |
238 | } | |
239 | ||
240 | int do_mem_mwc ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) | |
241 | { | |
242 | int i; | |
243 | ulong count; | |
244 | ||
245 | if (argc < 4) { | |
62c3ae7c | 246 | cmd_usage(cmdtp); |
4aaf29b2 SR |
247 | return 1; |
248 | } | |
249 | ||
250 | count = simple_strtoul(argv[3], NULL, 10); | |
251 | ||
252 | for (;;) { | |
253 | do_mem_mw (NULL, 0, 3, argv); | |
254 | ||
255 | /* delay for <count> ms... */ | |
256 | for (i=0; i<count; i++) | |
257 | udelay (1000); | |
258 | ||
259 | /* check for ctrl-c to abort... */ | |
260 | if (ctrlc()) { | |
261 | puts("Abort\n"); | |
262 | return 0; | |
263 | } | |
264 | } | |
265 | ||
266 | return 0; | |
267 | } | |
268 | #endif /* CONFIG_MX_CYCLIC */ | |
269 | ||
3863585b WD |
270 | int do_mem_cmp (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) |
271 | { | |
27b207fd WD |
272 | ulong addr1, addr2, count, ngood; |
273 | int size; | |
3863585b WD |
274 | int rcode = 0; |
275 | ||
276 | if (argc != 4) { | |
62c3ae7c | 277 | cmd_usage(cmdtp); |
3863585b WD |
278 | return 1; |
279 | } | |
280 | ||
281 | /* Check for size specification. | |
282 | */ | |
27b207fd WD |
283 | if ((size = cmd_get_data_size(argv[0], 4)) < 0) |
284 | return 1; | |
3863585b WD |
285 | |
286 | addr1 = simple_strtoul(argv[1], NULL, 16); | |
287 | addr1 += base_address; | |
288 | ||
289 | addr2 = simple_strtoul(argv[2], NULL, 16); | |
290 | addr2 += base_address; | |
291 | ||
292 | count = simple_strtoul(argv[3], NULL, 16); | |
293 | ||
2abbe075 WD |
294 | #ifdef CONFIG_HAS_DATAFLASH |
295 | if (addr_dataflash(addr1) | addr_dataflash(addr2)){ | |
4b9206ed | 296 | puts ("Comparison with DataFlash space not supported.\n\r"); |
2abbe075 WD |
297 | return 0; |
298 | } | |
299 | #endif | |
300 | ||
4c727c77 MF |
301 | #ifdef CONFIG_BLACKFIN |
302 | if (addr_bfin_on_chip_mem(addr1) || addr_bfin_on_chip_mem(addr2)) { | |
303 | puts ("Comparison with L1 instruction memory not supported.\n\r"); | |
304 | return 0; | |
305 | } | |
306 | #endif | |
307 | ||
3863585b WD |
308 | ngood = 0; |
309 | ||
310 | while (count-- > 0) { | |
311 | if (size == 4) { | |
312 | ulong word1 = *(ulong *)addr1; | |
313 | ulong word2 = *(ulong *)addr2; | |
314 | if (word1 != word2) { | |
315 | printf("word at 0x%08lx (0x%08lx) " | |
316 | "!= word at 0x%08lx (0x%08lx)\n", | |
317 | addr1, word1, addr2, word2); | |
318 | rcode = 1; | |
319 | break; | |
320 | } | |
321 | } | |
322 | else if (size == 2) { | |
323 | ushort hword1 = *(ushort *)addr1; | |
324 | ushort hword2 = *(ushort *)addr2; | |
325 | if (hword1 != hword2) { | |
326 | printf("halfword at 0x%08lx (0x%04x) " | |
327 | "!= halfword at 0x%08lx (0x%04x)\n", | |
328 | addr1, hword1, addr2, hword2); | |
329 | rcode = 1; | |
330 | break; | |
331 | } | |
332 | } | |
333 | else { | |
334 | u_char byte1 = *(u_char *)addr1; | |
335 | u_char byte2 = *(u_char *)addr2; | |
336 | if (byte1 != byte2) { | |
337 | printf("byte at 0x%08lx (0x%02x) " | |
338 | "!= byte at 0x%08lx (0x%02x)\n", | |
339 | addr1, byte1, addr2, byte2); | |
340 | rcode = 1; | |
341 | break; | |
342 | } | |
343 | } | |
344 | ngood++; | |
345 | addr1 += size; | |
346 | addr2 += size; | |
347 | } | |
348 | ||
349 | printf("Total of %ld %s%s were the same\n", | |
350 | ngood, size == 4 ? "word" : size == 2 ? "halfword" : "byte", | |
351 | ngood == 1 ? "" : "s"); | |
352 | return rcode; | |
353 | } | |
354 | ||
355 | int do_mem_cp ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) | |
356 | { | |
27b207fd WD |
357 | ulong addr, dest, count; |
358 | int size; | |
3863585b WD |
359 | |
360 | if (argc != 4) { | |
62c3ae7c | 361 | cmd_usage(cmdtp); |
3863585b WD |
362 | return 1; |
363 | } | |
364 | ||
365 | /* Check for size specification. | |
366 | */ | |
27b207fd WD |
367 | if ((size = cmd_get_data_size(argv[0], 4)) < 0) |
368 | return 1; | |
3863585b WD |
369 | |
370 | addr = simple_strtoul(argv[1], NULL, 16); | |
371 | addr += base_address; | |
372 | ||
373 | dest = simple_strtoul(argv[2], NULL, 16); | |
374 | dest += base_address; | |
375 | ||
376 | count = simple_strtoul(argv[3], NULL, 16); | |
377 | ||
378 | if (count == 0) { | |
379 | puts ("Zero length ???\n"); | |
380 | return 1; | |
381 | } | |
382 | ||
6d0f6bcf | 383 | #ifndef CONFIG_SYS_NO_FLASH |
3863585b | 384 | /* check if we are copying to Flash */ |
2abbe075 WD |
385 | if ( (addr2info(dest) != NULL) |
386 | #ifdef CONFIG_HAS_DATAFLASH | |
84d0c2f1 | 387 | && (!addr_dataflash(dest)) |
2abbe075 WD |
388 | #endif |
389 | ) { | |
3863585b WD |
390 | int rc; |
391 | ||
4b9206ed | 392 | puts ("Copy to Flash... "); |
3863585b | 393 | |
77ddac94 | 394 | rc = flash_write ((char *)addr, dest, count*size); |
3863585b WD |
395 | if (rc != 0) { |
396 | flash_perror (rc); | |
397 | return (1); | |
398 | } | |
399 | puts ("done\n"); | |
400 | return 0; | |
401 | } | |
402 | #endif | |
403 | ||
2abbe075 WD |
404 | #ifdef CONFIG_HAS_DATAFLASH |
405 | /* Check if we are copying from RAM or Flash to DataFlash */ | |
406 | if (addr_dataflash(dest) && !addr_dataflash(addr)){ | |
407 | int rc; | |
408 | ||
4b9206ed | 409 | puts ("Copy to DataFlash... "); |
2abbe075 WD |
410 | |
411 | rc = write_dataflash (dest, addr, count*size); | |
412 | ||
413 | if (rc != 1) { | |
414 | dataflash_perror (rc); | |
415 | return (1); | |
416 | } | |
417 | puts ("done\n"); | |
418 | return 0; | |
419 | } | |
8bde7f77 | 420 | |
2abbe075 | 421 | /* Check if we are copying from DataFlash to RAM */ |
880cc438 | 422 | if (addr_dataflash(addr) && !addr_dataflash(dest) |
6d0f6bcf | 423 | #ifndef CONFIG_SYS_NO_FLASH |
880cc438 SP |
424 | && (addr2info(dest) == NULL) |
425 | #endif | |
426 | ){ | |
5779d8d9 WD |
427 | int rc; |
428 | rc = read_dataflash(addr, count * size, (char *) dest); | |
429 | if (rc != 1) { | |
d4ca31c4 WD |
430 | dataflash_perror (rc); |
431 | return (1); | |
432 | } | |
2abbe075 WD |
433 | return 0; |
434 | } | |
435 | ||
436 | if (addr_dataflash(addr) && addr_dataflash(dest)){ | |
4b9206ed | 437 | puts ("Unsupported combination of source/destination.\n\r"); |
2abbe075 WD |
438 | return 1; |
439 | } | |
440 | #endif | |
441 | ||
4c727c77 MF |
442 | #ifdef CONFIG_BLACKFIN |
443 | /* See if we're copying to/from L1 inst */ | |
444 | if (addr_bfin_on_chip_mem(dest) || addr_bfin_on_chip_mem(addr)) { | |
445 | memcpy((void *)dest, (void *)addr, count * size); | |
446 | return 0; | |
447 | } | |
448 | #endif | |
449 | ||
3863585b WD |
450 | while (count-- > 0) { |
451 | if (size == 4) | |
452 | *((ulong *)dest) = *((ulong *)addr); | |
453 | else if (size == 2) | |
454 | *((ushort *)dest) = *((ushort *)addr); | |
455 | else | |
456 | *((u_char *)dest) = *((u_char *)addr); | |
457 | addr += size; | |
458 | dest += size; | |
459 | } | |
460 | return 0; | |
461 | } | |
462 | ||
463 | int do_mem_base (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) | |
464 | { | |
465 | if (argc > 1) { | |
466 | /* Set new base address. | |
467 | */ | |
468 | base_address = simple_strtoul(argv[1], NULL, 16); | |
469 | } | |
470 | /* Print the current base address. | |
471 | */ | |
472 | printf("Base Address: 0x%08lx\n", base_address); | |
473 | return 0; | |
474 | } | |
475 | ||
476 | int do_mem_loop (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) | |
477 | { | |
27b207fd WD |
478 | ulong addr, length, i, junk; |
479 | int size; | |
3863585b WD |
480 | volatile uint *longp; |
481 | volatile ushort *shortp; | |
482 | volatile u_char *cp; | |
483 | ||
484 | if (argc < 3) { | |
62c3ae7c | 485 | cmd_usage(cmdtp); |
3863585b WD |
486 | return 1; |
487 | } | |
488 | ||
489 | /* Check for a size spefication. | |
490 | * Defaults to long if no or incorrect specification. | |
491 | */ | |
27b207fd WD |
492 | if ((size = cmd_get_data_size(argv[0], 4)) < 0) |
493 | return 1; | |
3863585b WD |
494 | |
495 | /* Address is always specified. | |
496 | */ | |
497 | addr = simple_strtoul(argv[1], NULL, 16); | |
498 | ||
499 | /* Length is the number of objects, not number of bytes. | |
500 | */ | |
501 | length = simple_strtoul(argv[2], NULL, 16); | |
502 | ||
503 | /* We want to optimize the loops to run as fast as possible. | |
504 | * If we have only one object, just run infinite loops. | |
505 | */ | |
506 | if (length == 1) { | |
507 | if (size == 4) { | |
508 | longp = (uint *)addr; | |
509 | for (;;) | |
510 | i = *longp; | |
511 | } | |
512 | if (size == 2) { | |
513 | shortp = (ushort *)addr; | |
514 | for (;;) | |
515 | i = *shortp; | |
516 | } | |
517 | cp = (u_char *)addr; | |
518 | for (;;) | |
519 | i = *cp; | |
520 | } | |
521 | ||
522 | if (size == 4) { | |
523 | for (;;) { | |
524 | longp = (uint *)addr; | |
525 | i = length; | |
526 | while (i-- > 0) | |
527 | junk = *longp++; | |
528 | } | |
529 | } | |
530 | if (size == 2) { | |
531 | for (;;) { | |
532 | shortp = (ushort *)addr; | |
533 | i = length; | |
534 | while (i-- > 0) | |
535 | junk = *shortp++; | |
536 | } | |
537 | } | |
538 | for (;;) { | |
539 | cp = (u_char *)addr; | |
540 | i = length; | |
541 | while (i-- > 0) | |
542 | junk = *cp++; | |
543 | } | |
544 | } | |
545 | ||
56523f12 WD |
546 | #ifdef CONFIG_LOOPW |
547 | int do_mem_loopw (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) | |
548 | { | |
549 | ulong addr, length, i, data; | |
550 | int size; | |
551 | volatile uint *longp; | |
552 | volatile ushort *shortp; | |
553 | volatile u_char *cp; | |
81050926 | 554 | |
56523f12 | 555 | if (argc < 4) { |
62c3ae7c | 556 | cmd_usage(cmdtp); |
56523f12 WD |
557 | return 1; |
558 | } | |
559 | ||
560 | /* Check for a size spefication. | |
561 | * Defaults to long if no or incorrect specification. | |
562 | */ | |
563 | if ((size = cmd_get_data_size(argv[0], 4)) < 0) | |
564 | return 1; | |
565 | ||
566 | /* Address is always specified. | |
567 | */ | |
568 | addr = simple_strtoul(argv[1], NULL, 16); | |
569 | ||
570 | /* Length is the number of objects, not number of bytes. | |
571 | */ | |
572 | length = simple_strtoul(argv[2], NULL, 16); | |
573 | ||
574 | /* data to write */ | |
575 | data = simple_strtoul(argv[3], NULL, 16); | |
81050926 | 576 | |
56523f12 WD |
577 | /* We want to optimize the loops to run as fast as possible. |
578 | * If we have only one object, just run infinite loops. | |
579 | */ | |
580 | if (length == 1) { | |
581 | if (size == 4) { | |
582 | longp = (uint *)addr; | |
583 | for (;;) | |
584 | *longp = data; | |
585 | } | |
586 | if (size == 2) { | |
587 | shortp = (ushort *)addr; | |
588 | for (;;) | |
589 | *shortp = data; | |
590 | } | |
591 | cp = (u_char *)addr; | |
592 | for (;;) | |
593 | *cp = data; | |
594 | } | |
595 | ||
596 | if (size == 4) { | |
597 | for (;;) { | |
598 | longp = (uint *)addr; | |
599 | i = length; | |
600 | while (i-- > 0) | |
601 | *longp++ = data; | |
602 | } | |
603 | } | |
604 | if (size == 2) { | |
605 | for (;;) { | |
606 | shortp = (ushort *)addr; | |
607 | i = length; | |
608 | while (i-- > 0) | |
609 | *shortp++ = data; | |
610 | } | |
611 | } | |
612 | for (;;) { | |
613 | cp = (u_char *)addr; | |
614 | i = length; | |
615 | while (i-- > 0) | |
616 | *cp++ = data; | |
617 | } | |
618 | } | |
619 | #endif /* CONFIG_LOOPW */ | |
620 | ||
3863585b WD |
621 | /* |
622 | * Perform a memory test. A more complete alternative test can be | |
6d0f6bcf | 623 | * configured using CONFIG_SYS_ALT_MEMTEST. The complete test loops until |
3863585b WD |
624 | * interrupted by ctrl-c or by a failure of one of the sub-tests. |
625 | */ | |
626 | int do_mem_mtest (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) | |
627 | { | |
628 | vu_long *addr, *start, *end; | |
629 | ulong val; | |
630 | ulong readback; | |
1f780aa6 | 631 | int rcode = 0; |
b6fc6fd4 DE |
632 | int iterations = 1; |
633 | int iteration_limit; | |
3863585b | 634 | |
6d0f6bcf | 635 | #if defined(CONFIG_SYS_ALT_MEMTEST) |
6f4abee7 | 636 | vu_long len; |
3863585b WD |
637 | vu_long offset; |
638 | vu_long test_offset; | |
639 | vu_long pattern; | |
640 | vu_long temp; | |
641 | vu_long anti_pattern; | |
642 | vu_long num_words; | |
6d0f6bcf JCPV |
643 | #if defined(CONFIG_SYS_MEMTEST_SCRATCH) |
644 | vu_long *dummy = (vu_long*)CONFIG_SYS_MEMTEST_SCRATCH; | |
5f535fe1 | 645 | #else |
029b6dc7 | 646 | vu_long *dummy = 0; /* yes, this is address 0x0, not NULL */ |
5f535fe1 | 647 | #endif |
3863585b | 648 | int j; |
3863585b WD |
649 | |
650 | static const ulong bitpattern[] = { | |
651 | 0x00000001, /* single bit */ | |
652 | 0x00000003, /* two adjacent bits */ | |
653 | 0x00000007, /* three adjacent bits */ | |
654 | 0x0000000F, /* four adjacent bits */ | |
655 | 0x00000005, /* two non-adjacent bits */ | |
656 | 0x00000015, /* three non-adjacent bits */ | |
657 | 0x00000055, /* four non-adjacent bits */ | |
658 | 0xaaaaaaaa, /* alternating 1/0 */ | |
659 | }; | |
660 | #else | |
661 | ulong incr; | |
662 | ulong pattern; | |
3863585b WD |
663 | #endif |
664 | ||
b6fc6fd4 | 665 | if (argc > 1) |
3863585b | 666 | start = (ulong *)simple_strtoul(argv[1], NULL, 16); |
b6fc6fd4 | 667 | else |
6d0f6bcf | 668 | start = (ulong *)CONFIG_SYS_MEMTEST_START; |
3863585b | 669 | |
b6fc6fd4 | 670 | if (argc > 2) |
3863585b | 671 | end = (ulong *)simple_strtoul(argv[2], NULL, 16); |
b6fc6fd4 | 672 | else |
6d0f6bcf | 673 | end = (ulong *)(CONFIG_SYS_MEMTEST_END); |
3863585b | 674 | |
b6fc6fd4 | 675 | if (argc > 3) |
3863585b | 676 | pattern = (ulong)simple_strtoul(argv[3], NULL, 16); |
b6fc6fd4 | 677 | else |
3863585b | 678 | pattern = 0; |
b6fc6fd4 DE |
679 | |
680 | if (argc > 4) | |
681 | iteration_limit = (ulong)simple_strtoul(argv[4], NULL, 16); | |
682 | else | |
683 | iteration_limit = 0; | |
3863585b | 684 | |
6d0f6bcf | 685 | #if defined(CONFIG_SYS_ALT_MEMTEST) |
3863585b WD |
686 | printf ("Testing %08x ... %08x:\n", (uint)start, (uint)end); |
687 | PRINTF("%s:%d: start 0x%p end 0x%p\n", | |
688 | __FUNCTION__, __LINE__, start, end); | |
689 | ||
690 | for (;;) { | |
691 | if (ctrlc()) { | |
692 | putc ('\n'); | |
693 | return 1; | |
694 | } | |
695 | ||
b6fc6fd4 DE |
696 | |
697 | if (iteration_limit && iterations > iteration_limit) { | |
698 | printf("Tested %d iteration(s) without errors.\n", | |
699 | iterations-1); | |
700 | return 0; | |
701 | } | |
702 | ||
3863585b | 703 | printf("Iteration: %6d\r", iterations); |
b6fc6fd4 | 704 | PRINTF("\n"); |
3863585b WD |
705 | iterations++; |
706 | ||
707 | /* | |
708 | * Data line test: write a pattern to the first | |
709 | * location, write the 1's complement to a 'parking' | |
710 | * address (changes the state of the data bus so a | |
711 | * floating bus doen't give a false OK), and then | |
712 | * read the value back. Note that we read it back | |
713 | * into a variable because the next time we read it, | |
714 | * it might be right (been there, tough to explain to | |
715 | * the quality guys why it prints a failure when the | |
716 | * "is" and "should be" are obviously the same in the | |
717 | * error message). | |
718 | * | |
719 | * Rather than exhaustively testing, we test some | |
720 | * patterns by shifting '1' bits through a field of | |
721 | * '0's and '0' bits through a field of '1's (i.e. | |
722 | * pattern and ~pattern). | |
723 | */ | |
724 | addr = start; | |
725 | for (j = 0; j < sizeof(bitpattern)/sizeof(bitpattern[0]); j++) { | |
726 | val = bitpattern[j]; | |
727 | for(; val != 0; val <<= 1) { | |
728 | *addr = val; | |
729 | *dummy = ~val; /* clear the test data off of the bus */ | |
730 | readback = *addr; | |
731 | if(readback != val) { | |
732 | printf ("FAILURE (data line): " | |
733 | "expected %08lx, actual %08lx\n", | |
734 | val, readback); | |
735 | } | |
736 | *addr = ~val; | |
737 | *dummy = val; | |
738 | readback = *addr; | |
739 | if(readback != ~val) { | |
740 | printf ("FAILURE (data line): " | |
741 | "Is %08lx, should be %08lx\n", | |
e1599e83 | 742 | readback, ~val); |
3863585b WD |
743 | } |
744 | } | |
745 | } | |
746 | ||
747 | /* | |
748 | * Based on code whose Original Author and Copyright | |
749 | * information follows: Copyright (c) 1998 by Michael | |
750 | * Barr. This software is placed into the public | |
751 | * domain and may be used for any purpose. However, | |
752 | * this notice must not be changed or removed and no | |
753 | * warranty is either expressed or implied by its | |
754 | * publication or distribution. | |
755 | */ | |
756 | ||
757 | /* | |
758 | * Address line test | |
759 | * | |
760 | * Description: Test the address bus wiring in a | |
761 | * memory region by performing a walking | |
762 | * 1's test on the relevant bits of the | |
763 | * address and checking for aliasing. | |
764 | * This test will find single-bit | |
765 | * address failures such as stuck -high, | |
766 | * stuck-low, and shorted pins. The base | |
767 | * address and size of the region are | |
768 | * selected by the caller. | |
769 | * | |
770 | * Notes: For best results, the selected base | |
771 | * address should have enough LSB 0's to | |
772 | * guarantee single address bit changes. | |
773 | * For example, to test a 64-Kbyte | |
774 | * region, select a base address on a | |
775 | * 64-Kbyte boundary. Also, select the | |
776 | * region size as a power-of-two if at | |
777 | * all possible. | |
778 | * | |
779 | * Returns: 0 if the test succeeds, 1 if the test fails. | |
3863585b | 780 | */ |
6f4abee7 | 781 | len = ((ulong)end - (ulong)start)/sizeof(vu_long); |
3863585b WD |
782 | pattern = (vu_long) 0xaaaaaaaa; |
783 | anti_pattern = (vu_long) 0x55555555; | |
784 | ||
6f4abee7 | 785 | PRINTF("%s:%d: length = 0x%.8lx\n", |
3863585b | 786 | __FUNCTION__, __LINE__, |
6f4abee7 | 787 | len); |
3863585b WD |
788 | /* |
789 | * Write the default pattern at each of the | |
790 | * power-of-two offsets. | |
791 | */ | |
6f4abee7 | 792 | for (offset = 1; offset < len; offset <<= 1) { |
3863585b WD |
793 | start[offset] = pattern; |
794 | } | |
795 | ||
796 | /* | |
797 | * Check for address bits stuck high. | |
798 | */ | |
799 | test_offset = 0; | |
800 | start[test_offset] = anti_pattern; | |
801 | ||
6f4abee7 | 802 | for (offset = 1; offset < len; offset <<= 1) { |
3863585b WD |
803 | temp = start[offset]; |
804 | if (temp != pattern) { | |
805 | printf ("\nFAILURE: Address bit stuck high @ 0x%.8lx:" | |
806 | " expected 0x%.8lx, actual 0x%.8lx\n", | |
807 | (ulong)&start[offset], pattern, temp); | |
808 | return 1; | |
809 | } | |
810 | } | |
811 | start[test_offset] = pattern; | |
a6e6fc61 | 812 | WATCHDOG_RESET(); |
3863585b WD |
813 | |
814 | /* | |
815 | * Check for addr bits stuck low or shorted. | |
816 | */ | |
6f4abee7 | 817 | for (test_offset = 1; test_offset < len; test_offset <<= 1) { |
3863585b WD |
818 | start[test_offset] = anti_pattern; |
819 | ||
6f4abee7 | 820 | for (offset = 1; offset < len; offset <<= 1) { |
3863585b WD |
821 | temp = start[offset]; |
822 | if ((temp != pattern) && (offset != test_offset)) { | |
823 | printf ("\nFAILURE: Address bit stuck low or shorted @" | |
824 | " 0x%.8lx: expected 0x%.8lx, actual 0x%.8lx\n", | |
825 | (ulong)&start[offset], pattern, temp); | |
826 | return 1; | |
827 | } | |
828 | } | |
829 | start[test_offset] = pattern; | |
830 | } | |
831 | ||
832 | /* | |
833 | * Description: Test the integrity of a physical | |
834 | * memory device by performing an | |
835 | * increment/decrement test over the | |
836 | * entire region. In the process every | |
837 | * storage bit in the device is tested | |
838 | * as a zero and a one. The base address | |
839 | * and the size of the region are | |
840 | * selected by the caller. | |
841 | * | |
842 | * Returns: 0 if the test succeeds, 1 if the test fails. | |
843 | */ | |
844 | num_words = ((ulong)end - (ulong)start)/sizeof(vu_long) + 1; | |
845 | ||
846 | /* | |
847 | * Fill memory with a known pattern. | |
848 | */ | |
849 | for (pattern = 1, offset = 0; offset < num_words; pattern++, offset++) { | |
a6e6fc61 | 850 | WATCHDOG_RESET(); |
3863585b WD |
851 | start[offset] = pattern; |
852 | } | |
853 | ||
854 | /* | |
855 | * Check each location and invert it for the second pass. | |
856 | */ | |
857 | for (pattern = 1, offset = 0; offset < num_words; pattern++, offset++) { | |
a6e6fc61 | 858 | WATCHDOG_RESET(); |
3863585b WD |
859 | temp = start[offset]; |
860 | if (temp != pattern) { | |
861 | printf ("\nFAILURE (read/write) @ 0x%.8lx:" | |
862 | " expected 0x%.8lx, actual 0x%.8lx)\n", | |
863 | (ulong)&start[offset], pattern, temp); | |
864 | return 1; | |
865 | } | |
866 | ||
867 | anti_pattern = ~pattern; | |
868 | start[offset] = anti_pattern; | |
869 | } | |
870 | ||
871 | /* | |
872 | * Check each location for the inverted pattern and zero it. | |
873 | */ | |
874 | for (pattern = 1, offset = 0; offset < num_words; pattern++, offset++) { | |
a6e6fc61 | 875 | WATCHDOG_RESET(); |
3863585b WD |
876 | anti_pattern = ~pattern; |
877 | temp = start[offset]; | |
878 | if (temp != anti_pattern) { | |
879 | printf ("\nFAILURE (read/write): @ 0x%.8lx:" | |
880 | " expected 0x%.8lx, actual 0x%.8lx)\n", | |
881 | (ulong)&start[offset], anti_pattern, temp); | |
882 | return 1; | |
883 | } | |
884 | start[offset] = 0; | |
885 | } | |
886 | } | |
887 | ||
888 | #else /* The original, quickie test */ | |
889 | incr = 1; | |
890 | for (;;) { | |
891 | if (ctrlc()) { | |
892 | putc ('\n'); | |
893 | return 1; | |
894 | } | |
895 | ||
b6fc6fd4 DE |
896 | if (iteration_limit && iterations > iteration_limit) { |
897 | printf("Tested %d iteration(s) without errors.\n", | |
898 | iterations-1); | |
899 | return 0; | |
900 | } | |
901 | ++iterations; | |
902 | ||
3863585b WD |
903 | printf ("\rPattern %08lX Writing..." |
904 | "%12s" | |
905 | "\b\b\b\b\b\b\b\b\b\b", | |
906 | pattern, ""); | |
907 | ||
908 | for (addr=start,val=pattern; addr<end; addr++) { | |
a6e6fc61 | 909 | WATCHDOG_RESET(); |
3863585b WD |
910 | *addr = val; |
911 | val += incr; | |
912 | } | |
913 | ||
4b9206ed | 914 | puts ("Reading..."); |
3863585b WD |
915 | |
916 | for (addr=start,val=pattern; addr<end; addr++) { | |
a6e6fc61 | 917 | WATCHDOG_RESET(); |
3863585b WD |
918 | readback = *addr; |
919 | if (readback != val) { | |
920 | printf ("\nMem error @ 0x%08X: " | |
921 | "found %08lX, expected %08lX\n", | |
922 | (uint)addr, readback, val); | |
923 | rcode = 1; | |
924 | } | |
925 | val += incr; | |
926 | } | |
927 | ||
928 | /* | |
929 | * Flip the pattern each time to make lots of zeros and | |
930 | * then, the next time, lots of ones. We decrement | |
931 | * the "negative" patterns and increment the "positive" | |
932 | * patterns to preserve this feature. | |
933 | */ | |
934 | if(pattern & 0x80000000) { | |
935 | pattern = -pattern; /* complement & increment */ | |
936 | } | |
937 | else { | |
938 | pattern = ~pattern; | |
939 | } | |
940 | incr = -incr; | |
941 | } | |
3863585b | 942 | #endif |
1f780aa6 | 943 | return rcode; |
3863585b WD |
944 | } |
945 | ||
946 | ||
947 | /* Modify memory. | |
948 | * | |
949 | * Syntax: | |
950 | * mm{.b, .w, .l} {addr} | |
951 | * nm{.b, .w, .l} {addr} | |
952 | */ | |
953 | static int | |
954 | mod_mem(cmd_tbl_t *cmdtp, int incrflag, int flag, int argc, char *argv[]) | |
955 | { | |
27b207fd WD |
956 | ulong addr, i; |
957 | int nbytes, size; | |
3863585b WD |
958 | extern char console_buffer[]; |
959 | ||
960 | if (argc != 2) { | |
62c3ae7c | 961 | cmd_usage(cmdtp); |
3863585b WD |
962 | return 1; |
963 | } | |
964 | ||
965 | #ifdef CONFIG_BOOT_RETRY_TIME | |
966 | reset_cmd_timeout(); /* got a good command to get here */ | |
967 | #endif | |
968 | /* We use the last specified parameters, unless new ones are | |
969 | * entered. | |
970 | */ | |
971 | addr = mm_last_addr; | |
972 | size = mm_last_size; | |
973 | ||
974 | if ((flag & CMD_FLAG_REPEAT) == 0) { | |
975 | /* New command specified. Check for a size specification. | |
976 | * Defaults to long if no or incorrect specification. | |
977 | */ | |
27b207fd WD |
978 | if ((size = cmd_get_data_size(argv[0], 4)) < 0) |
979 | return 1; | |
3863585b WD |
980 | |
981 | /* Address is specified since argc > 1 | |
982 | */ | |
983 | addr = simple_strtoul(argv[1], NULL, 16); | |
984 | addr += base_address; | |
985 | } | |
986 | ||
2abbe075 WD |
987 | #ifdef CONFIG_HAS_DATAFLASH |
988 | if (addr_dataflash(addr)){ | |
4b9206ed | 989 | puts ("Can't modify DataFlash in place. Use cp instead.\n\r"); |
2abbe075 WD |
990 | return 0; |
991 | } | |
992 | #endif | |
993 | ||
4c727c77 MF |
994 | #ifdef CONFIG_BLACKFIN |
995 | if (addr_bfin_on_chip_mem(addr)) { | |
996 | puts ("Can't modify L1 instruction in place. Use cp instead.\n\r"); | |
997 | return 0; | |
998 | } | |
999 | #endif | |
1000 | ||
3863585b WD |
1001 | /* Print the address, followed by value. Then accept input for |
1002 | * the next value. A non-converted value exits. | |
1003 | */ | |
1004 | do { | |
1005 | printf("%08lx:", addr); | |
1006 | if (size == 4) | |
1007 | printf(" %08x", *((uint *)addr)); | |
1008 | else if (size == 2) | |
1009 | printf(" %04x", *((ushort *)addr)); | |
1010 | else | |
1011 | printf(" %02x", *((u_char *)addr)); | |
1012 | ||
1013 | nbytes = readline (" ? "); | |
1014 | if (nbytes == 0 || (nbytes == 1 && console_buffer[0] == '-')) { | |
1015 | /* <CR> pressed as only input, don't modify current | |
1016 | * location and move to next. "-" pressed will go back. | |
1017 | */ | |
1018 | if (incrflag) | |
1019 | addr += nbytes ? -size : size; | |
1020 | nbytes = 1; | |
1021 | #ifdef CONFIG_BOOT_RETRY_TIME | |
1022 | reset_cmd_timeout(); /* good enough to not time out */ | |
1023 | #endif | |
1024 | } | |
1025 | #ifdef CONFIG_BOOT_RETRY_TIME | |
1026 | else if (nbytes == -2) { | |
1027 | break; /* timed out, exit the command */ | |
1028 | } | |
1029 | #endif | |
1030 | else { | |
1031 | char *endp; | |
1032 | i = simple_strtoul(console_buffer, &endp, 16); | |
1033 | nbytes = endp - console_buffer; | |
1034 | if (nbytes) { | |
1035 | #ifdef CONFIG_BOOT_RETRY_TIME | |
1036 | /* good enough to not time out | |
1037 | */ | |
1038 | reset_cmd_timeout(); | |
1039 | #endif | |
1040 | if (size == 4) | |
1041 | *((uint *)addr) = i; | |
1042 | else if (size == 2) | |
1043 | *((ushort *)addr) = i; | |
1044 | else | |
1045 | *((u_char *)addr) = i; | |
1046 | if (incrflag) | |
1047 | addr += size; | |
1048 | } | |
1049 | } | |
1050 | } while (nbytes); | |
1051 | ||
1052 | mm_last_addr = addr; | |
1053 | mm_last_size = size; | |
1054 | return 0; | |
1055 | } | |
1056 | ||
c26e454d WD |
1057 | #ifndef CONFIG_CRC32_VERIFY |
1058 | ||
3863585b WD |
1059 | int do_mem_crc (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) |
1060 | { | |
71f95118 WD |
1061 | ulong addr, length; |
1062 | ulong crc; | |
1063 | ulong *ptr; | |
3863585b WD |
1064 | |
1065 | if (argc < 3) { | |
62c3ae7c | 1066 | cmd_usage(cmdtp); |
3863585b WD |
1067 | return 1; |
1068 | } | |
1069 | ||
71f95118 | 1070 | addr = simple_strtoul (argv[1], NULL, 16); |
3863585b WD |
1071 | addr += base_address; |
1072 | ||
71f95118 | 1073 | length = simple_strtoul (argv[2], NULL, 16); |
3863585b | 1074 | |
71f95118 | 1075 | crc = crc32 (0, (const uchar *) addr, length); |
3863585b WD |
1076 | |
1077 | printf ("CRC32 for %08lx ... %08lx ==> %08lx\n", | |
71f95118 | 1078 | addr, addr + length - 1, crc); |
3863585b | 1079 | |
71f95118 WD |
1080 | if (argc > 3) { |
1081 | ptr = (ulong *) simple_strtoul (argv[3], NULL, 16); | |
1082 | *ptr = crc; | |
1083 | } | |
3863585b WD |
1084 | |
1085 | return 0; | |
1086 | } | |
1087 | ||
c26e454d WD |
1088 | #else /* CONFIG_CRC32_VERIFY */ |
1089 | ||
1090 | int do_mem_crc (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) | |
1091 | { | |
1092 | ulong addr, length; | |
1093 | ulong crc; | |
1094 | ulong *ptr; | |
6e592385 | 1095 | ulong vcrc; |
c26e454d WD |
1096 | int verify; |
1097 | int ac; | |
1098 | char **av; | |
1099 | ||
1100 | if (argc < 3) { | |
1101 | usage: | |
62c3ae7c | 1102 | cmd_usage(cmdtp); |
c26e454d WD |
1103 | return 1; |
1104 | } | |
1105 | ||
1106 | av = argv + 1; | |
1107 | ac = argc - 1; | |
1108 | if (strcmp(*av, "-v") == 0) { | |
1109 | verify = 1; | |
1110 | av++; | |
1111 | ac--; | |
1112 | if (ac < 3) | |
1113 | goto usage; | |
1114 | } else | |
1115 | verify = 0; | |
1116 | ||
1117 | addr = simple_strtoul(*av++, NULL, 16); | |
1118 | addr += base_address; | |
1119 | length = simple_strtoul(*av++, NULL, 16); | |
1120 | ||
1121 | crc = crc32(0, (const uchar *) addr, length); | |
1122 | ||
1123 | if (!verify) { | |
1124 | printf ("CRC32 for %08lx ... %08lx ==> %08lx\n", | |
1125 | addr, addr + length - 1, crc); | |
1126 | if (ac > 2) { | |
1127 | ptr = (ulong *) simple_strtoul (*av++, NULL, 16); | |
1128 | *ptr = crc; | |
1129 | } | |
1130 | } else { | |
1131 | vcrc = simple_strtoul(*av++, NULL, 16); | |
1132 | if (vcrc != crc) { | |
1133 | printf ("CRC32 for %08lx ... %08lx ==> %08lx != %08lx ** ERROR **\n", | |
1134 | addr, addr + length - 1, crc, vcrc); | |
1135 | return 1; | |
1136 | } | |
1137 | } | |
1138 | ||
1139 | return 0; | |
1140 | ||
1141 | } | |
1142 | #endif /* CONFIG_CRC32_VERIFY */ | |
1143 | ||
fe2ce550 HW |
1144 | |
1145 | #ifdef CONFIG_CMD_UNZIP | |
1146 | int gunzip (void *, int, unsigned char *, unsigned long *); | |
1147 | ||
1148 | int do_unzip ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) | |
1149 | { | |
1150 | unsigned long src, dst; | |
1151 | unsigned long src_len = ~0UL, dst_len = ~0UL; | |
fe2ce550 HW |
1152 | |
1153 | switch (argc) { | |
1154 | case 4: | |
1155 | dst_len = simple_strtoul(argv[3], NULL, 16); | |
1156 | /* fall through */ | |
1157 | case 3: | |
1158 | src = simple_strtoul(argv[1], NULL, 16); | |
1159 | dst = simple_strtoul(argv[2], NULL, 16); | |
1160 | break; | |
1161 | default: | |
62c3ae7c | 1162 | cmd_usage(cmdtp); |
fe2ce550 HW |
1163 | return 1; |
1164 | } | |
1165 | ||
1166 | return !!gunzip((void *) dst, dst_len, (void *) src, &src_len); | |
1167 | } | |
1168 | #endif /* CONFIG_CMD_UNZIP */ | |
1169 | ||
1170 | ||
8bde7f77 | 1171 | /**************************************************/ |
0d498393 | 1172 | U_BOOT_CMD( |
53677ef1 | 1173 | md, 3, 1, do_mem_md, |
2fb2604d | 1174 | "memory display", |
53677ef1 | 1175 | "[.b, .w, .l] address [# of objects]\n - memory display\n" |
8bde7f77 WD |
1176 | ); |
1177 | ||
1178 | ||
0d498393 | 1179 | U_BOOT_CMD( |
53677ef1 | 1180 | mm, 2, 1, do_mem_mm, |
2fb2604d | 1181 | "memory modify (auto-incrementing)", |
8bde7f77 WD |
1182 | "[.b, .w, .l] address\n" " - memory modify, auto increment address\n" |
1183 | ); | |
1184 | ||
1185 | ||
0d498393 | 1186 | U_BOOT_CMD( |
53677ef1 | 1187 | nm, 2, 1, do_mem_nm, |
2fb2604d | 1188 | "memory modify (constant address)", |
8bde7f77 WD |
1189 | "[.b, .w, .l] address\n - memory modify, read and keep address\n" |
1190 | ); | |
1191 | ||
0d498393 | 1192 | U_BOOT_CMD( |
53677ef1 | 1193 | mw, 4, 1, do_mem_mw, |
2fb2604d | 1194 | "memory write (fill)", |
19f10141 | 1195 | "[.b, .w, .l] address value [count]\n - write memory\n" |
8bde7f77 WD |
1196 | ); |
1197 | ||
0d498393 | 1198 | U_BOOT_CMD( |
53677ef1 | 1199 | cp, 4, 1, do_mem_cp, |
2fb2604d | 1200 | "memory copy", |
8bde7f77 WD |
1201 | "[.b, .w, .l] source target count\n - copy memory\n" |
1202 | ); | |
1203 | ||
0d498393 | 1204 | U_BOOT_CMD( |
53677ef1 | 1205 | cmp, 4, 1, do_mem_cmp, |
2fb2604d | 1206 | "memory compare", |
8bde7f77 WD |
1207 | "[.b, .w, .l] addr1 addr2 count\n - compare memory\n" |
1208 | ); | |
1209 | ||
c26e454d WD |
1210 | #ifndef CONFIG_CRC32_VERIFY |
1211 | ||
0d498393 | 1212 | U_BOOT_CMD( |
53677ef1 | 1213 | crc32, 4, 1, do_mem_crc, |
2fb2604d | 1214 | "checksum calculation", |
8bde7f77 WD |
1215 | "address count [addr]\n - compute CRC32 checksum [save at addr]\n" |
1216 | ); | |
1217 | ||
c26e454d WD |
1218 | #else /* CONFIG_CRC32_VERIFY */ |
1219 | ||
1220 | U_BOOT_CMD( | |
53677ef1 | 1221 | crc32, 5, 1, do_mem_crc, |
2fb2604d | 1222 | "checksum calculation", |
c26e454d WD |
1223 | "address count [addr]\n - compute CRC32 checksum [save at addr]\n" |
1224 | "-v address count crc\n - verify crc of memory area\n" | |
1225 | ); | |
1226 | ||
1227 | #endif /* CONFIG_CRC32_VERIFY */ | |
1228 | ||
0d498393 | 1229 | U_BOOT_CMD( |
53677ef1 | 1230 | base, 2, 1, do_mem_base, |
2fb2604d | 1231 | "print or set address offset", |
8bde7f77 WD |
1232 | "\n - print address offset for memory commands\n" |
1233 | "base off\n - set address offset for memory commands to 'off'\n" | |
1234 | ); | |
1235 | ||
0d498393 | 1236 | U_BOOT_CMD( |
53677ef1 | 1237 | loop, 3, 1, do_mem_loop, |
2fb2604d | 1238 | "infinite loop on address range", |
8bde7f77 WD |
1239 | "[.b, .w, .l] address number_of_objects\n" |
1240 | " - loop on a set of addresses\n" | |
1241 | ); | |
1242 | ||
56523f12 WD |
1243 | #ifdef CONFIG_LOOPW |
1244 | U_BOOT_CMD( | |
53677ef1 | 1245 | loopw, 4, 1, do_mem_loopw, |
2fb2604d | 1246 | "infinite write loop on address range", |
56523f12 WD |
1247 | "[.b, .w, .l] address number_of_objects data_to_write\n" |
1248 | " - loop on a set of addresses\n" | |
1249 | ); | |
1250 | #endif /* CONFIG_LOOPW */ | |
1251 | ||
0d498393 | 1252 | U_BOOT_CMD( |
b6fc6fd4 | 1253 | mtest, 5, 1, do_mem_mtest, |
2fb2604d | 1254 | "simple RAM test", |
b6fc6fd4 | 1255 | "[start [end [pattern [iterations]]]]\n" |
8bde7f77 WD |
1256 | " - simple RAM read/write test\n" |
1257 | ); | |
1258 | ||
4aaf29b2 SR |
1259 | #ifdef CONFIG_MX_CYCLIC |
1260 | U_BOOT_CMD( | |
53677ef1 | 1261 | mdc, 4, 1, do_mem_mdc, |
2fb2604d | 1262 | "memory display cyclic", |
4aaf29b2 SR |
1263 | "[.b, .w, .l] address count delay(ms)\n - memory display cyclic\n" |
1264 | ); | |
1265 | ||
1266 | U_BOOT_CMD( | |
53677ef1 | 1267 | mwc, 4, 1, do_mem_mwc, |
2fb2604d | 1268 | "memory write cyclic", |
4aaf29b2 SR |
1269 | "[.b, .w, .l] address value delay(ms)\n - memory write cyclic\n" |
1270 | ); | |
1271 | #endif /* CONFIG_MX_CYCLIC */ | |
1272 | ||
fe2ce550 HW |
1273 | #ifdef CONFIG_CMD_UNZIP |
1274 | U_BOOT_CMD( | |
1275 | unzip, 4, 1, do_unzip, | |
2fb2604d | 1276 | "unzip a memory region", |
fe2ce550 HW |
1277 | "srcaddr dstaddr [dstsize]\n" |
1278 | ); | |
1279 | #endif /* CONFIG_CMD_UNZIP */ |