diff options
| author | Stanley.Miao <stanley.miao@windriver.com> | 2010-05-18 20:23:10 +0800 |
|---|---|---|
| committer | Artem Bityutskiy <Artem.Bityutskiy@nokia.com> | 2010-05-22 08:37:55 +0300 |
| commit | a8214921bdc7d78b75d133a37ff9f8d4ec919650 (patch) | |
| tree | 35ac6dd837cc2e520a94a0d65aec68851012cde3 /nandwrite.c | |
| parent | f0d12d2079b8b2ea667073a6bcd603765466dc58 (diff) | |
nandwrite: check if the start address is page-aligned
Only page-aligned address is permitted in NAND subsystem.
Signed-off-by: Stanley.Miao <stanley.miao@windriver.com>
Signed-off-by: Artem Bityutskiy <Artem.Bityutskiy@nokia.com>
Diffstat (limited to 'nandwrite.c')
| -rw-r--r-- | nandwrite.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/nandwrite.c b/nandwrite.c index 1e30ad1..e691ebd 100644 --- a/nandwrite.c +++ b/nandwrite.c @@ -307,6 +307,14 @@ int main(int argc, char * const argv[]) exit (EXIT_FAILURE); } + if (mtdoffset & (meminfo.writesize - 1)) { + fprintf(stderr, "The start address is not page-aligned !\n" + "The pagesize of this NAND Flash is 0x%x.\n", + meminfo.writesize); + close(fd); + exit(EXIT_FAILURE); + } + if (autoplace) { /* Read the current oob info */ if (ioctl (fd, MEMGETOOBSEL, &old_oobinfo) != 0) { |