From 26f404c7665265946305f2883cfad1b785d35bb2 Mon Sep 17 00:00:00 2001 From: Philippe Reynes Date: Fri, 22 Apr 2022 17:46:49 +0200 Subject: [PATCH] cmd: gpt: add subcommand repair 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 1c0525f..007a68e 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" -- 2.7.4