diff options
| author | Inderpal Singh <inderpal.singh@linaro.org> | 2012-12-07 10:34:42 +0530 |
|---|---|---|
| committer | Tushar Behera <tushar.behera@linaro.org> | 2013-02-05 10:39:12 +0530 |
| commit | 5b93b27bbcc74c5c13ec015206a5adb364f108dc (patch) | |
| tree | 76f86f5acd85d51646563aef4d7ebb0f4e0b893f /common | |
| parent | 9eb4a7766b57a7d26772787b40c2738c3d335dd4 (diff) | |
COMMAND: MMC: Extend mmc command to make emmc bootable
Signed-off-by: Inderpal Singh <inderpal.singh@linaro.org>
Diffstat (limited to 'common')
| -rw-r--r-- | common/cmd_mmc.c | 26 |
1 files changed, 23 insertions, 3 deletions
diff --git a/common/cmd_mmc.c b/common/cmd_mmc.c index 62a1c224d..c50b6d31c 100644 --- a/common/cmd_mmc.c +++ b/common/cmd_mmc.c @@ -199,7 +199,7 @@ static int do_mmcops(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) print_mmc_devices('\n'); return 0; } else if (strcmp(argv[1], "dev") == 0) { - int dev, part = -1; + int dev, part = -1, bootable = 0; struct mmc *mmc; if (argc == 2) @@ -214,6 +214,19 @@ static int do_mmcops(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) " than %d\n", PART_ACCESS_MASK); return 1; } + } else if (argc == 5) { + dev = (int)simple_strtoul(argv[2], NULL, 10); + part = (int)simple_strtoul(argv[3], NULL, 10); + if (part > PART_ACCESS_MASK) { + printf("#part_num shouldn't be larger" + " than %d\n", PART_ACCESS_MASK); + return 1; + } + bootable = (int)simple_strtoul(argv[4], NULL, 10); + if (bootable < 0 || bootable > 1) { + printf("bootable is boolean variable \n"); + return 1; + } } else return CMD_RET_USAGE; @@ -231,7 +244,14 @@ static int do_mmcops(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) return 1; } - if (part != mmc->part_num) { + if (bootable) { + ret = mmc_part_bootenable(dev, part); + if (!ret) + mmc->part_num = part; + printf("partions #%d, made bootable %s\n", + part, (!ret) ? "OK" : "ERROR"); + + } else if (part != mmc->part_num) { ret = mmc_switch_part(dev, part); if (!ret) mmc->part_num = part; @@ -317,6 +337,6 @@ U_BOOT_CMD( "mmc erase blk# cnt\n" "mmc rescan\n" "mmc part - lists available partition on current mmc device\n" - "mmc dev [dev] [part] - show or set current mmc device [partition]\n" + "mmc dev [dev] [part] [bootable]- show or set current mmc device [partition] [bootable]\n" "mmc list - lists available devices"); #endif |