image boot.vfat { vfat { files = { "Image", "rk3399-rock-pi-4.dtb", "extlinux" } } size = 112M } image sdcard.img { hdimage { partition-table-type = "gpt" } partition loader1 { image = "idbloader.img" offset = 32K } partition loader2 { image = "u-boot.itb" offset = 8M } partition boot { partition-type-uuid = F bootable = "true" image = "boot.vfat" offset = 16M } partition rootfs { partition-type-uuid = b921b045-1df0-41c3-af44-4c6f280d3fae image = "rootfs.ext4" } }