diff options
Diffstat (limited to 'ubi-utils')
| -rw-r--r-- | ubi-utils/src/ubiformat.c | 22 |
1 files changed, 20 insertions, 2 deletions
diff --git a/ubi-utils/src/ubiformat.c b/ubi-utils/src/ubiformat.c index fe7040e..345593c 100644 --- a/ubi-utils/src/ubiformat.c +++ b/ubi-utils/src/ubiformat.c @@ -59,6 +59,7 @@ struct args { int subpage_size; int vid_hdr_offs; int ubi_ver; + uint32_t image_seq; off_t image_sz; long long ec; const char *image; @@ -68,7 +69,8 @@ struct args { static struct args args = { - .ubi_ver = 1, + .ubi_ver = 1, + .image_seq = -1, }; static const char *doc = PROGRAM_NAME " version " PROGRAM_VERSION @@ -91,6 +93,8 @@ static const char *optionsstr = " eraseblocks\n" "-x, --ubi-ver=<num> UBI version number to put to EC headers\n" " (default is 1)\n" +"-Q, --image-seq=<num> 32-bit UBI image sequence number to use\n" +" (by default a random number is picked)\n" "-y, --yes assume the answer is \"yes\" for all question\n" " this program would otherwise ask\n" "-q, --quiet suppress progress percentage information\n" @@ -130,6 +134,7 @@ static int parse_opt(int argc, char * const argv[]) while (1) { int key; char *endp; + unsigned long long image_seq; key = getopt_long(argc, argv, "nh?Vyqve:x:s:O:f:S:", long_options, NULL); if (key == -1) @@ -187,6 +192,14 @@ static int parse_opt(int argc, char * const argv[]) return errmsg("bad UBI version: \"%s\"", optarg); break; + case 'Q': + image_seq = strtoul(optarg, &endp, 0); + if (*endp != '\0' || endp == optarg || image_seq > 0xFFFFFFFF) + return errmsg("bad UBI image sequence number: \"%s\"", optarg); + args.image_seq = image_seq; + break; + + case 'v': args.verbose = 1; break; @@ -222,6 +235,11 @@ static int parse_opt(int argc, char * const argv[]) if (args.image && args.novtbl) return errmsg("-n cannot be used together with -f"); + if (!args.image_seq == -1) { + srand(getpid()); + args.image_seq = random(); + } + args.node = argv[optind]; return 0; } @@ -872,7 +890,7 @@ int main(int argc, char * const argv[]) normsg("use erase counter %lld for all eraseblocks", args.ec); ubigen_info_init(&ui, mtd.eb_size, mtd.min_io_size, mtd.subpage_size, - args.vid_hdr_offs, args.ubi_ver, 0); + args.vid_hdr_offs, args.ubi_ver, args.image_seq); if (si->vid_hdr_offs != -1 && ui.vid_hdr_offs != si->vid_hdr_offs) { /* |