static int set_dev(int dev)
{
- if (dev < 0 || dev >= CONFIG_SYS_MAX_NAND_DEVICE ||
- !nand_info[dev]->name) {
+ if (dev < 0 || dev >= CONFIG_SYS_MAX_NAND_DEVICE || !nand_info[dev]) {
puts("No such device\n");
return -1;
}
ulong off;
int last_status = -1;
- struct nand_chip *nand_chip = mtd->priv;
+ struct nand_chip *nand_chip = mtd_to_nand(mtd);
/* check the WP bit */
nand_chip->cmdfunc(mtd, NAND_CMD_STATUS, -1, -1);
printf("device is %swrite protected\n",
struct mtd_info *mtd = nand_info[0];
char *cmd = argv[1];
- if (CONFIG_SYS_MAX_NAND_DEVICE == 0 || !mtd->name) {
+ if (CONFIG_SYS_MAX_NAND_DEVICE == 0 || !mtd) {
puts("no devices available\n");
return 1;
}
static void nand_print_and_set_info(int idx)
{
struct mtd_info *mtd = nand_info[idx];
- struct nand_chip *chip = mtd->priv;
+ struct nand_chip *chip = mtd_to_nand(mtd);
printf("Device %d: ", idx);
if (chip->numchips > 1)
}
static int raw_access(struct mtd_info *mtd, ulong addr, loff_t off,
- ulong count, int read)
+ ulong count, int read, int no_verify)
{
int ret = 0;
ret = mtd_read_oob(mtd, off, &ops);
} else {
ret = mtd_write_oob(mtd, off, &ops);
- if (!ret)
+ if (!ret && !no_verify)
ret = nand_verify_page_oob(mtd, &ops, off);
}
putc('\n');
for (i = 0; i < CONFIG_SYS_MAX_NAND_DEVICE; i++) {
- if (nand_info[i]->name)
+ if (nand_info[i])
nand_print_and_set_info(i);
}
return 0;
* for another device is to be used.
*/
if (dev < 0 || dev >= CONFIG_SYS_MAX_NAND_DEVICE ||
- !nand_info[dev]->name) {
+ !nand_info[dev]) {
puts("\nno devices available\n");
return 1;
}
ulong pagecount = 1;
int read;
int raw = 0;
+ int no_verify = 0;
if (argc < 4)
goto usage;
s = strchr(cmd, '.');
- if (s && !strcmp(s, ".raw")) {
+ if (s && !strncmp(s, ".raw", 4)) {
raw = 1;
+ if (!strcmp(s, ".raw.noverify"))
+ no_verify = 1;
+
if (mtd_arg_off(argv[3], &dev, &off, &size, &maxsize,
MTD_DEV_TYPE_NAND,
nand_info[dev]->size))
else
ret = mtd_write_oob(mtd, off, &ops);
} else if (raw) {
- ret = raw_access(mtd, addr, off, pagecount, read);
+ ret = raw_access(mtd, addr, off, pagecount, read,
+ no_verify);
} else {
printf("Unknown nand command suffix '%s'.\n", s);
return 1;
#ifdef CONFIG_CMD_NAND_TORTURE
if (strcmp(cmd, "torture") == 0) {
+ loff_t endoff;
+ unsigned int failed = 0, passed = 0;
+
if (argc < 3)
goto usage;
return 1;
}
- printf("\nNAND torture: device %d offset 0x%llx size 0x%x\n",
- dev, off, mtd->erasesize);
- ret = nand_torture(mtd, off);
- printf(" %s\n", ret ? "Failed" : "Passed");
+ size = mtd->erasesize;
+ if (argc > 3) {
+ if (!str2off(argv[3], &size)) {
+ puts("Size is not a valid number\n");
+ return 1;
+ }
+ }
- return ret == 0 ? 0 : 1;
+ endoff = off + size;
+ if (endoff > mtd->size) {
+ puts("Arguments beyond end of NAND\n");
+ return 1;
+ }
+
+ off = round_down(off, mtd->erasesize);
+ endoff = round_up(endoff, mtd->erasesize);
+ size = endoff - off;
+ printf("\nNAND torture: device %d offset 0x%llx size 0x%llx (block size 0x%x)\n",
+ dev, off, size, mtd->erasesize);
+ while (off < endoff) {
+ ret = nand_torture(mtd, off);
+ if (ret) {
+ failed++;
+ printf(" block at 0x%llx failed\n", off);
+ } else {
+ passed++;
+ }
+ off += mtd->erasesize;
+ }
+ printf(" Passed: %u, failed: %u\n", passed, failed);
+ return failed != 0;
}
#endif
" read/write 'size' bytes starting at offset 'off'\n"
" to/from memory address 'addr', skipping bad blocks.\n"
"nand read.raw - addr off|partition [count]\n"
- "nand write.raw - addr off|partition [count]\n"
+ "nand write.raw[.noverify] - addr off|partition [count]\n"
" Use read.raw/write.raw to avoid ECC and access the flash as-is.\n"
#ifdef CONFIG_CMD_NAND_TRIMFFS
"nand write.trimffs - addr off|partition size\n"
"nand bad - show bad blocks\n"
"nand dump[.oob] off - dump page\n"
#ifdef CONFIG_CMD_NAND_TORTURE
- "nand torture off - torture block at offset\n"
+ "nand torture off - torture one block at offset\n"
+ "nand torture off [size] - torture blocks from off to off+size\n"
#endif
"nand scrub [-y] off size | scrub.part partition | scrub.chip\n"
" really clean NAND erasing bad blocks (UNSAFE)\n"
idx = simple_strtoul(boot_device, NULL, 16);
- if (idx < 0 || idx >= CONFIG_SYS_MAX_NAND_DEVICE || !nand_info[idx]->name) {
+ if (idx < 0 || idx >= CONFIG_SYS_MAX_NAND_DEVICE || !nand_info[idx]) {
printf("\n** Device %d not available\n", idx);
bootstage_error(BOOTSTAGE_ID_NAND_AVAILABLE);
return 1;