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cmd: mmc: allow to write protect single boot partition

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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>
This commit is contained in:
Ying-Chun Liu (PaulLiu) 2022-04-25 21:59:03 +08:00 committed by Jaehoon Chung
parent 19a29ff362
commit 233662411d
1 changed files with 15 additions and 3 deletions
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16
cmd/mmc.c
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@ -1048,6 +1048,7 @@ static int do_mmc_boot_wp(struct cmd_tbl *cmdtp, int flag,
{ {
int err; int err;
struct mmc *mmc; struct mmc *mmc;
int part;
mmc = init_mmc_device(curr_device, false); mmc = init_mmc_device(curr_device, false);
if (!mmc) 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"); printf("It is not an eMMC device\n");
return CMD_RET_FAILURE; return CMD_RET_FAILURE;
} }
if (argc == 2) {
part = dectoul(argv[1], NULL);
err = mmc_boot_wp_single_partition(mmc, part);
} else {
err = mmc_boot_wp(mmc); err = mmc_boot_wp(mmc);
}
if (err) if (err)
return CMD_RET_FAILURE; return CMD_RET_FAILURE;
printf("boot areas protected\n"); 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[] = { static struct cmd_tbl cmd_mmc[] = {
U_BOOT_CMD_MKENT(info, 1, 0, do_mmcinfo, "", ""), U_BOOT_CMD_MKENT(info, 1, 0, do_mmcinfo, "", ""),
U_BOOT_CMD_MKENT(read, 4, 1, do_mmc_read, "", ""), 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) #if CONFIG_IS_ENABLED(MMC_WRITE)
U_BOOT_CMD_MKENT(write, 4, 0, do_mmc_write, "", ""), U_BOOT_CMD_MKENT(write, 4, 0, do_mmc_write, "", ""),
U_BOOT_CMD_MKENT(erase, 3, 0, do_mmc_erase, "", ""), 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" " [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" " UHS_SDR50, UHS_DDR50, UHS_SDR104, MMC_HS_200, MMC_HS_400, MMC_HS_400_ES]\n"
"mmc list - lists available devices\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) #if CONFIG_IS_ENABLED(MMC_HW_PARTITIONING)
"mmc hwpartition <USER> <GP> <MODE> - does hardware partitioning\n" "mmc hwpartition <USER> <GP> <MODE> - does hardware partitioning\n"
" arguments (sizes in 512-byte blocks):\n" " arguments (sizes in 512-byte blocks):\n"