simple detachs ubi from the mtd partition.
Signed-off-by: Heiko Schocher hs@denx.de
---
Changes in v2: - add comments from Scott Wood: - correct spelling error "dettach" -> "detach" - use "oss@buserror.net" as email address for Scott - rebase to current mainline commit id: e4a94ce4ac77396b181663c0493c50bc2d5b9143
cmd/ubi.c | 38 +++++++++++++++++++++++++++----------- 1 file changed, 27 insertions(+), 11 deletions(-)
diff --git a/cmd/ubi.c b/cmd/ubi.c index 753a4db..4a92d84 100644 --- a/cmd/ubi.c +++ b/cmd/ubi.c @@ -443,14 +443,8 @@ static int ubi_dev_scan(struct mtd_info *info, char *ubidev, return 0; }
-int ubi_part(char *part_name, const char *vid_header_offset) +int ubi_detach(void) { - int err = 0; - char mtd_dev[16]; - struct mtd_device *dev; - struct part_info *part; - u8 pnum; - if (mtdparts_init() != 0) { printf("Error initializing mtdparts!\n"); return 1; @@ -466,17 +460,28 @@ int ubi_part(char *part_name, const char *vid_header_offset) cmd_ubifs_umount(); #endif
- /* todo: get dev number for NAND... */ - ubi_dev.nr = 0; - /* * Call ubi_exit() before re-initializing the UBI subsystem */ if (ubi_initialized) { ubi_exit(); del_mtd_partitions(ubi_dev.mtd_info); + ubi_initialized = 0; }
+ ubi_dev.selected = 0; + return 0; +} + +int ubi_part(char *part_name, const char *vid_header_offset) +{ + int err = 0; + char mtd_dev[16]; + struct mtd_device *dev; + struct part_info *part; + u8 pnum; + + ubi_detach(); /* * Search the mtd device number where this partition * is located @@ -517,6 +522,15 @@ static int do_ubi(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) if (argc < 2) return CMD_RET_USAGE;
+ + if (strcmp(argv[1], "detach") == 0) { + if (argc < 2) + return CMD_RET_USAGE; + + return ubi_detach(); + } + + if (strcmp(argv[1], "part") == 0) { const char *vid_header_offset = NULL;
@@ -661,7 +675,9 @@ static int do_ubi(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) U_BOOT_CMD( ubi, 6, 1, do_ubi, "ubi commands", - "part [part] [offset]\n" + "detach" + " - detach ubi from a mtd partition\n" + "ubi part [part] [offset]\n" " - Show or set current partition (with optional VID" " header offset)\n" "ubi info [l[ayout]]"