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Handle VID header offset in ubi part command 

The VID header offset is sometimes needed to initialize the UBI
partition. This patch adds it (optionally) to the command line
for the ubi part command.

(Lines have been properly wrapped since last version)

Signed-off-by: Simon Kagstrom <simon.kagstrom@netinsight.net>
Acked-by: Stefan Roese <sr@denx.de>
Signed-off-by: Stefan Roese <sr@denx.de>
This commit is contained in:
Simon Kagstrom 2009-07-07 16:59:46 +02:00 committed by Stefan Roese
parent a350d0d37d
commit 25c8f40059
1 changed files with 16 additions and 5 deletions
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21
common/cmd_ubi.c
View File

@ -395,11 +395,13 @@ static int ubi_volume_read(char *volume, char *buf, size_t size)
return err ? err : count_save - size;
}
static int ubi_dev_scan(struct mtd_info *info, char *ubidev)
static int ubi_dev_scan(struct mtd_info *info, char *ubidev,
const char *vid_header_offset)
{
struct mtd_device *dev;
struct part_info *part;
struct mtd_partition mtd_part;
char ubi_mtd_param_buffer[80];
u8 pnum;
int err;
@ -413,7 +415,11 @@ static int ubi_dev_scan(struct mtd_info *info, char *ubidev)
mtd_part.offset = part->offset;
add_mtd_partitions(info, &mtd_part, 1);
err = ubi_mtd_param_parse(buffer, NULL);
strcpy(ubi_mtd_param_buffer, buffer);
if (vid_header_offset)
sprintf(ubi_mtd_param_buffer, "mtd=%d,%s", pnum,
vid_header_offset);
err = ubi_mtd_param_parse(ubi_mtd_param_buffer, NULL);
if (err) {
del_mtd_partitions(info);
return err;
@ -450,6 +456,7 @@ static int do_ubi(cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
char mtd_dev[16];
struct mtd_device *dev;
struct part_info *part;
const char *vid_header_offset = NULL;
u8 pnum;
/* Print current partition */
@ -497,8 +504,11 @@ static int do_ubi(cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
ubi_dev.selected = 1;
if (argc > 3)
vid_header_offset = argv[3];
strcpy(ubi_dev.part_name, argv[2]);
err = ubi_dev_scan(ubi_dev.mtd_info, ubi_dev.part_name);
err = ubi_dev_scan(ubi_dev.mtd_info, ubi_dev.part_name,
vid_header_offset);
if (err) {
printf("UBI init error %d\n", err);
ubi_dev.selected = 0;
@ -594,8 +604,9 @@ static int do_ubi(cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
U_BOOT_CMD(ubi, 6, 1, do_ubi,
"ubi commands",
"part [part]"
" - Show or set current partition\n"
"part [part] [offset]\n"
" - Show or set current partition (with optional VID"
" header offset)\n"
"ubi info [l[ayout]]"
" - Display volume and ubi layout information\n"
"ubi create[vol] volume [size] [type]"