diff options
Diffstat (limited to 'include/spl.h')
-rw-r--r-- | include/spl.h | 32 |
1 files changed, 30 insertions, 2 deletions
diff --git a/include/spl.h b/include/spl.h index 5d8d14dbf5..8b15cd4914 100644 --- a/include/spl.h +++ b/include/spl.h @@ -238,8 +238,36 @@ int spl_load_imx_container(struct spl_image_info *spl_image, /* SPL common functions */ void preloader_console_init(void); u32 spl_boot_device(void); -u32 spl_boot_mode(const u32 boot_device); -int spl_boot_partition(const u32 boot_device); + +/** + * spl_mmc_boot_mode() - Lookup function for the mode of an MMC boot source. + * @boot_device: ID of the device which the MMC driver wants to read + * from. Common values are e.g. BOOT_DEVICE_MMC1, + * BOOT_DEVICE_MMC2, BOOT_DEVICE_MMC2_2. + * + * This function should return one of MMCSD_MODE_FS, MMCSD_MODE_EMMCBOOT, or + * MMCSD_MODE_RAW for each MMC boot source which is defined for the target. The + * boot_device parameter tells which device the MMC driver is interested in. + * + * If not overridden, it is weakly defined in common/spl/spl_mmc.c. + * + * Note: It is important to use the boot_device parameter instead of e.g. + * spl_boot_device() as U-Boot is not always loaded from the same device as SPL. + */ +u32 spl_mmc_boot_mode(const u32 boot_device); + +/** + * spl_mmc_boot_partition() - MMC partition to load U-Boot from. + * @boot_device: ID of the device which the MMC driver wants to load + * U-Boot from. + * + * This function should return the partition number which the SPL + * should load U-Boot from (on the given boot_device) when + * CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_USE_PARTITION is set. + * + * If not overridden, it is weakly defined in common/spl/spl_mmc.c. + */ +int spl_mmc_boot_partition(const u32 boot_device); void spl_set_bd(void); /** |