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author | Felix Fietkau <nbd@openwrt.org> | 2007-08-19 21:53:44 +0000 |
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committer | Felix Fietkau <nbd@openwrt.org> | 2007-08-19 21:53:44 +0000 |
commit | 5307d511aa974d2aaca2e7f6402d683077283d84 (patch) | |
tree | fb0490fbc937a600d3876162c58d481a16c98266 /package/mtd/src/mtd.c | |
parent | 4460bbca4731a3521e30b742b2cc1c3252ab0be5 (diff) | |
download | mtk-20170518-5307d511aa974d2aaca2e7f6402d683077283d84.zip mtk-20170518-5307d511aa974d2aaca2e7f6402d683077283d84.tar.gz mtk-20170518-5307d511aa974d2aaca2e7f6402d683077283d84.tar.bz2 |
add 'mtd refresh' command
SVN-Revision: 8439
Diffstat (limited to 'package/mtd/src/mtd.c')
-rw-r--r-- | package/mtd/src/mtd.c | 33 |
1 files changed, 32 insertions, 1 deletions
diff --git a/package/mtd/src/mtd.c b/package/mtd/src/mtd.c index 9025240..85b069f 100644 --- a/package/mtd/src/mtd.c +++ b/package/mtd/src/mtd.c @@ -242,6 +242,25 @@ mtd_erase(const char *mtd) } int +mtd_refresh(const char *mtd) +{ + int fd; + + fd = mtd_open(mtd, O_RDWR | O_SYNC); + if(fd < 0) { + fprintf(stderr, "Could not open mtd device: %s\n", mtd); + exit(1); + } + if (ioctl(fd, MTDREFRESH, NULL)) { + fprintf(stderr, "Failed to refresh the MTD device\n"); + close(fd); + exit(1); + } + close(fd); + return 0; +} + +int mtd_write(int imagefd, const char *mtd) { int fd, i, result; @@ -318,6 +337,7 @@ void usage(void) "The device is in the format of mtdX (eg: mtd4) or its label.\n" "mtd recognizes these commands:\n" " unlock unlock the device\n" + " refresh refresh mtd partition\n" " erase erase all data on device\n" " write <imagefile>|- write <imagefile> (use - for stdin) to device\n" "Following options are available:\n" @@ -338,7 +358,8 @@ int main (int argc, char **argv) enum { CMD_ERASE, CMD_WRITE, - CMD_UNLOCK + CMD_UNLOCK, + CMD_REFRESH } cmd; erase[0] = NULL; @@ -380,6 +401,9 @@ int main (int argc, char **argv) if ((strcmp(argv[0], "unlock") == 0) && (argc == 2)) { cmd = CMD_UNLOCK; device = argv[1]; + } else if ((strcmp(argv[0], "refresh") == 0) && (argc == 2)) { + cmd = CMD_REFRESH; + device = argv[1]; } else if ((strcmp(argv[0], "erase") == 0) && (argc == 2)) { cmd = CMD_ERASE; device = argv[1]; @@ -451,6 +475,13 @@ int main (int argc, char **argv) if (quiet < 2) fprintf(stderr, "\n"); break; + case CMD_REFRESH: + if (quiet < 2) + fprintf(stderr, "Refreshing mtd partition %s ... "); + mtd_refresh(device); + if (quiet < 2) + fprintf(stderr, "\n"); + break; } sync(); |