Merge branch 'master' of git://git.denx.de/u-boot-nand-flash

[platform/kernel/u-boot.git] / common / cmd_ubi.c

diff --git a/common/cmd_ubi.c b/common/cmd_ubi.c
index bbca389..05893f5 100644 (file)
--- a/common/cmd_ubi.c
+++ b/common/cmd_ubi.c
@@ -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]"