On Tue, Mar 20, 2018 at 10:54:54AM +0100, Patrick Delaunay wrote: > Bootrom loads SPL from SDCARD or eMMC > according BootPin selection. > > Then SPL loads U-Boot on the same mmc device > with the following predefined GPT partitioning: > > on SDCARD: gpt partitioning > 1: SPL > 2: SPL#2 > 3: U-Boot > 4: bootable partition > > on eMMC: > The 2 boot partitions are used for SPL (2 copy) > boot1: SPL > boot2: SPL#2 > The user partition use gpt partitioning > 1: U-Boot > 2: bootable partition > > This patch select the correct SPL partition > (3 for SDCARD on mmc0 and 1 for eMMC on mmc1) > according the BootRom information saved in TAMP register > and based on configuration flasg: > - CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_PARTITION > => for BOOT_DEVICE_MMC1 or mmc 0 in U-Boot > - CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_PARTITION_MMC2 (new) > => for BOOT_DEVICE_MMC2 or mmc 1 in U-Boot > > And the correct boot_targets is selected according the environment > variables boot_device and boot_instance, with preboot command, > to search the bootable partition with kernel on this device > (generic distro support). > > Signed-off-by: Patrick Delaunay <[email protected]>
Applied to u-boot/master, thanks! -- Tom
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