simple detachs ubi fram the mtd partition.
Signed-off-by: Heiko Schocher <h...@denx.de>
---
cmd/ubi.c | 38 +++++++++++++++++++++++++++-----------
1 file changed, 27 insertions(+), 11 deletions(-)
diff --git a/cmd/ubi.c b/cmd/ubi.c
index 753a4db..bf5da42 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_dettach(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_dettach();
/*
* 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], "dettach") == 0) {
+ if (argc < 2)
+ return CMD_RET_USAGE;
+
+ return ubi_dettach();
+ }
+
+
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"
+ "dettach"
+ " - 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]]"
--
2.5.5
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