Adds a sub-command repair to the command gpt
that allow to repair a corrupted gpt table. If
the both gpt table (primary and backup) are
valid, then the command does nothing.
Signed-off-by: Philippe Reynes
---
cmd/gpt.c | 16 +++-
1 file changed, 15 insertions(+), 1 deletion(-)
diff --git a/cmd/gpt.c b/cmd/gpt.c
index 1c0525fbf6..007a68eaa7 100644
--- a/cmd/gpt.c
+++ b/cmd/gpt.c
@@ -586,6 +586,15 @@ err:
return errno;
}
+static int gpt_repair(struct blk_desc *blk_dev_desc)
+{
+ int ret = 0;
+
+ ret = gpt_repair_headers(blk_dev_desc);
+
+ return ret;
+}
+
static int gpt_default(struct blk_desc *blk_dev_desc, const char *str_part)
{
int ret;
@@ -997,7 +1006,10 @@ static int do_gpt(struct cmd_tbl *cmdtp, int flag, int
argc, char *const argv[])
return CMD_RET_FAILURE;
}
- if ((strcmp(argv[1], "write") == 0) && (argc == 5)) {
+ if (strcmp(argv[1], "repair") == 0) {
+ printf("Repairing GPT: ");
+ ret = gpt_repair(blk_dev_desc);
+ } else if ((strcmp(argv[1], "write") == 0) && (argc == 5)) {
printf("Writing GPT: ");
ret = gpt_default(blk_dev_desc, argv[4]);
} else if ((strcmp(argv[1], "verify") == 0)) {
@@ -1036,6 +1048,8 @@ U_BOOT_CMD(gpt, CONFIG_SYS_MAXARGS, 1, do_gpt,
" Restore or verify GPT information on a device connected\n"
" to interface\n"
" Example usage:\n"
+ " gpt repair mmc 0\n"
+ "- repair the GPT on the device\n"
" gpt write mmc 0 $partitions\n"
"- write the GPT to device\n"
" gpt verify mmc 0 $partitions\n"
--
2.25.1
