diff options
| author | Ying-Chun Liu (PaulLiu) <paul.liu@linaro.org> | 2022-04-25 21:59:03 +0800 |
|---|---|---|
| committer | Jaehoon Chung <jh80.chung@samsung.com> | 2022-07-27 15:19:09 +0900 |
| commit | 233662411d12109cdc8957de6e85fb30fe2d42b8 (patch) | |
| tree | c3e12ea84148cb4708fae86d066cd5b141b06c55 /cmd/mmc.c | |
| parent | 19a29ff362d4cc9e7f420021de57e3193812d4c6 (diff) | |
cmd: mmc: allow to write protect single boot partition
add arguments for mmc wp to assign which boot partition to protect.
Signed-off-by: Ying-Chun Liu (PaulLiu) <paul.liu@linaro.org>
Cc: Peng Fan <peng.fan@nxp.com>
Cc: Jaehoon Chung <jh80.chung@samsung.com>
Diffstat (limited to 'cmd/mmc.c')
| -rw-r--r-- | cmd/mmc.c | 18 |
1 files changed, 15 insertions, 3 deletions
@@ -1048,6 +1048,7 @@ static int do_mmc_boot_wp(struct cmd_tbl *cmdtp, int flag, { int err; struct mmc *mmc; + int part; mmc = init_mmc_device(curr_device, false); if (!mmc) @@ -1056,7 +1057,14 @@ static int do_mmc_boot_wp(struct cmd_tbl *cmdtp, int flag, printf("It is not an eMMC device\n"); return CMD_RET_FAILURE; } - err = mmc_boot_wp(mmc); + + if (argc == 2) { + part = dectoul(argv[1], NULL); + err = mmc_boot_wp_single_partition(mmc, part); + } else { + err = mmc_boot_wp(mmc); + } + if (err) return CMD_RET_FAILURE; printf("boot areas protected\n"); @@ -1066,7 +1074,7 @@ static int do_mmc_boot_wp(struct cmd_tbl *cmdtp, int flag, static struct cmd_tbl cmd_mmc[] = { U_BOOT_CMD_MKENT(info, 1, 0, do_mmcinfo, "", ""), U_BOOT_CMD_MKENT(read, 4, 1, do_mmc_read, "", ""), - U_BOOT_CMD_MKENT(wp, 1, 0, do_mmc_boot_wp, "", ""), + U_BOOT_CMD_MKENT(wp, 2, 0, do_mmc_boot_wp, "", ""), #if CONFIG_IS_ENABLED(MMC_WRITE) U_BOOT_CMD_MKENT(write, 4, 0, do_mmc_write, "", ""), U_BOOT_CMD_MKENT(erase, 3, 0, do_mmc_erase, "", ""), @@ -1140,7 +1148,11 @@ U_BOOT_CMD( " [MMC_LEGACY, MMC_HS, SD_HS, MMC_HS_52, MMC_DDR_52, UHS_SDR12, UHS_SDR25,\n" " UHS_SDR50, UHS_DDR50, UHS_SDR104, MMC_HS_200, MMC_HS_400, MMC_HS_400_ES]\n" "mmc list - lists available devices\n" - "mmc wp - power on write protect boot partitions\n" + "mmc wp [PART] - power on write protect boot partitions\n" + " arguments:\n" + " PART - [0|1]\n" + " : 0 - first boot partition, 1 - second boot partition\n" + " if not assigned, write protect all boot partitions\n" #if CONFIG_IS_ENABLED(MMC_HW_PARTITIONING) "mmc hwpartition <USER> <GP> <MODE> - does hardware partitioning\n" " arguments (sizes in 512-byte blocks):\n" |