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authorScott Wood <scottwood@freescale.com>2008-06-12 13:20:16 -0500
committerScott Wood <scottwood@freescale.com>2008-08-12 11:31:28 -0500
commitdfbf617ff055e4216f78d358b0867c548916d14b (patch)
tree0a969584e781b37b8244ea516c596d90d3fcb53f /common
parent984e03cdf1431bb593aeaa1b74c445d616f955d3 (diff)
NAND read/write fix
Implement block-skipping read/write, based on a patch from Morten Ebbell Hestens <morten.hestnes@tandberg.com>. Signed-off-by: Morten Ebbell Hestnes <morten.hestnes@tandberg.com> Signed-off-by: Scott Wood <scottwood@freescale.com>
Diffstat (limited to 'common')
-rw-r--r--common/cmd_nand.c36
1 files changed, 9 insertions, 27 deletions
diff --git a/common/cmd_nand.c b/common/cmd_nand.c
index 2c421e948ed..520c15217c2 100644
--- a/common/cmd_nand.c
+++ b/common/cmd_nand.c
@@ -74,7 +74,8 @@ static int nand_dump(nand_info_t *nand, ulong off, int only_oob)
printf("\t%02x %02x %02x %02x %02x %02x %02x %02x"
" %02x %02x %02x %02x %02x %02x %02x %02x\n",
p[0], p[1], p[2], p[3], p[4], p[5], p[6], p[7],
- p[8], p[9], p[10], p[11], p[12], p[13], p[14], p[15]);
+ p[8], p[9], p[10], p[11], p[12], p[13], p[14],
+ p[15]);
p += 16;
}
puts("OOB:\n");
@@ -317,7 +318,6 @@ int do_nand(cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
}
- /* read write */
if (strncmp(cmd, "read", 4) == 0 || strncmp(cmd, "write", 5) == 0) {
int read;
@@ -334,31 +334,12 @@ int do_nand(cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
s = strchr(cmd, '.');
if (!s || !strcmp(s, ".jffs2") ||
!strcmp(s, ".e") || !strcmp(s, ".i")) {
- if (read) {
- /* read */
- nand_read_options_t opts;
- memset(&opts, 0, sizeof(opts));
- opts.buffer = (u_char*) addr;
- opts.length = size;
- opts.offset = off;
- opts.quiet = quiet;
-/*
- * ! BROKEN !
- *
- * TODO: Function must be implemented
- *
- * ret = nand_read_opts(nand, &opts);
- */
- } else {
- /* write */
- mtd_oob_ops_t opts;
- memset(&opts, 0, sizeof(opts));
- opts.datbuf = (u_char*) addr;
- opts.len = size;
- opts.ooblen = 64;
- opts.mode = MTD_OOB_AUTO;
- ret = nand_write_opts(nand, off, &opts);
- }
+ if (read)
+ ret = nand_read_skip_bad(nand, off, &size,
+ (u_char *)addr);
+ else
+ ret = nand_write_skip_bad(nand, off, &size,
+ (u_char *)addr);
} else if (s != NULL && !strcmp(s, ".oob")) {
/* out-of-band data */
mtd_oob_ops_t ops = {
@@ -396,6 +377,7 @@ int do_nand(cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
}
return 1;
}
+
if (strcmp(cmd, "biterr") == 0) {
/* todo */
return 1;