From: Eran Matityahu Date: Tue, 7 Jun 2016 07:38:37 +0000 (+0300) Subject: splash_source: add support for ubifs formatted nand X-Git-Tag: v2016.07-rc2~29^2 X-Git-Url: https://git.sur5r.net/?a=commitdiff_plain;h=1cb075c6c6ce1a46c3423e63013686e74457275c;p=u-boot splash_source: add support for ubifs formatted nand Add support for loading splash image from NAND Flash formatted with a (UBI) filesystem. Signed-off-by: Eran Matityahu Cc: Heiko Schocher Cc: Igor Grinberg Cc: Tom Rini Cc: Nikita Kiryanov Cc: Stefano Babic Acked-by: Nikita Kiryanov --- diff --git a/common/splash_source.c b/common/splash_source.c index f86a78a436..914f12f4cb 100644 --- a/common/splash_source.c +++ b/common/splash_source.c @@ -120,6 +120,12 @@ static int splash_select_fs_dev(struct splash_location *location) case SPLASH_STORAGE_SATA: res = fs_set_blk_dev("sata", location->devpart, FS_TYPE_ANY); break; + case SPLASH_STORAGE_NAND: + if (location->ubivol != NULL) + res = fs_set_blk_dev("ubi", NULL, FS_TYPE_UBIFS); + else + res = -ENODEV; + break; default: printf("Error: unsupported location storage.\n"); return -ENODEV; @@ -163,6 +169,41 @@ static inline int splash_init_sata(void) } #endif +#ifdef CONFIG_CMD_UBIFS +static int splash_mount_ubifs(struct splash_location *location) +{ + int res; + char cmd[32]; + + sprintf(cmd, "ubi part %s", location->mtdpart); + res = run_command(cmd, 0); + if (res) + return res; + + sprintf(cmd, "ubifsmount %s", location->ubivol); + res = run_command(cmd, 0); + + return res; +} + +static inline int splash_umount_ubifs(void) +{ + return run_command("ubifsumount", 0); +} +#else +static inline int splash_mount_ubifs(struct splash_location *location) +{ + printf("Cannot load splash image: no UBIFS support\n"); + return -ENOSYS; +} + +static inline int splash_umount_ubifs(void) +{ + printf("Cannot unmount UBIFS: no UBIFS support\n"); + return -ENOSYS; +} +#endif + #define SPLASH_SOURCE_DEFAULT_FILE_NAME "splash.bmp" static int splash_load_fs(struct splash_location *location, u32 bmp_load_addr) @@ -181,26 +222,36 @@ static int splash_load_fs(struct splash_location *location, u32 bmp_load_addr) if (location->storage == SPLASH_STORAGE_SATA) res = splash_init_sata(); + if (location->ubivol != NULL) + res = splash_mount_ubifs(location); + if (res) return res; res = splash_select_fs_dev(location); if (res) - return res; + goto out; res = fs_size(splash_file, &bmp_size); if (res) { printf("Error (%d): cannot determine file size\n", res); - return res; + goto out; } if (bmp_load_addr + bmp_size >= gd->start_addr_sp) { printf("Error: splashimage address too high. Data overwrites U-Boot and/or placed beyond DRAM boundaries.\n"); - return -EFAULT; + res = -EFAULT; + goto out; } splash_select_fs_dev(location); - return fs_read(splash_file, bmp_load_addr, 0, 0, NULL); + res = fs_read(splash_file, bmp_load_addr, 0, 0, NULL); + +out: + if (location->ubivol != NULL) + splash_umount_ubifs(); + + return res; } /** diff --git a/include/splash.h b/include/splash.h index f0755ca695..25df1cf5ad 100644 --- a/include/splash.h +++ b/include/splash.h @@ -43,6 +43,8 @@ struct splash_location { enum splash_flags flags; u32 offset; /* offset from start of storage */ char *devpart; /* Use the load command dev:part conventions */ + char *mtdpart; /* MTD partition for ubi part */ + char *ubivol; /* UBI volume-name for ubifsmount */ }; int splash_source_load(struct splash_location *locations, uint size);