image boot.vfat { vfat { files = { "zImage", "stm32f469-disco.dtb", "extlinux" } } size = 16M } image sdcard.img { hdimage { } partition u-boot { partition-type = 0xC image = "boot.vfat" } partition rootfs { partition-type = 0x83 image = "rootfs.ext2" size = 32M } }