diff options
Diffstat (limited to 'cmd')
| -rw-r--r-- | cmd/Kconfig | 8 | ||||
| -rw-r--r-- | cmd/mtd.c | 58 |
2 files changed, 66 insertions, 0 deletions
diff --git a/cmd/Kconfig b/cmd/Kconfig index 29de857ba7c..8f2a35d780b 100644 --- a/cmd/Kconfig +++ b/cmd/Kconfig @@ -1511,6 +1511,14 @@ config CMD_MTD_OTP help MTD commands for OTP access. +config CMD_MTD_MARKBAD + bool "mtd markbad" + depends on CMD_MTD + help + MTD markbad command support. + + This is a clone of "nand markbad" command, but for 'mtd' subsystem. + config CMD_MUX bool "mux" depends on MULTIPLEXER diff --git a/cmd/mtd.c b/cmd/mtd.c index 2520b89eed2..95e4be9863d 100644 --- a/cmd/mtd.c +++ b/cmd/mtd.c @@ -711,6 +711,57 @@ out_put_mtd: return ret; } +#ifdef CONFIG_CMD_MTD_MARKBAD +static int do_mtd_markbad(struct cmd_tbl *cmdtp, int flag, int argc, + char *const argv[]) +{ + struct mtd_info *mtd; + loff_t off; + int ret = 0; + + if (argc < 3) + return CMD_RET_USAGE; + + mtd = get_mtd_by_name(argv[1]); + if (IS_ERR_OR_NULL(mtd)) + return CMD_RET_FAILURE; + + if (!mtd_can_have_bb(mtd)) { + printf("Only NAND-based devices can have bad blocks\n"); + goto out_put_mtd; + } + + argc -= 2; + argv += 2; + while (argc > 0) { + off = hextoul(argv[0], NULL); + if (!mtd_is_aligned_with_block_size(mtd, off)) { + printf("Offset not aligned with a block (0x%x)\n", + mtd->erasesize); + ret = CMD_RET_FAILURE; + goto out_put_mtd; + } + + ret = mtd_block_markbad(mtd, off); + if (ret) { + printf("block 0x%08llx NOT marked as bad! ERROR %d\n", + off, ret); + ret = CMD_RET_FAILURE; + } else { + printf("block 0x%08llx successfully marked as bad\n", + off); + } + --argc; + ++argv; + } + +out_put_mtd: + put_mtd_device(mtd); + + return ret; +} +#endif + static int do_mtd_bad(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[]) { @@ -794,6 +845,9 @@ U_BOOT_LONGHELP(mtd, "mtd otplock <name> <off> <size>\n" "mtd otpinfo <name> [u|f]\n" #endif +#if CONFIG_IS_ENABLED(CMD_MTD_MARKBAD) + "mtd markbad <name> <off> [<off> ...]\n" +#endif "\n" "With:\n" "\t<name>: NAND partition/chip name (or corresponding DM device name or OF path)\n" @@ -827,5 +881,9 @@ U_BOOT_CMD_WITH_SUBCMDS(mtd, "MTD utils", mtd_help_text, mtd_name_complete), U_BOOT_SUBCMD_MKENT_COMPLETE(erase, 4, 0, do_mtd_erase, mtd_name_complete), +#if CONFIG_IS_ENABLED(CMD_MTD_MARKBAD) + U_BOOT_SUBCMD_MKENT_COMPLETE(markbad, 20, 0, do_mtd_markbad, + mtd_name_complete), +#endif U_BOOT_SUBCMD_MKENT_COMPLETE(bad, 2, 1, do_mtd_bad, mtd_name_complete)); |