RPI3.conf

#!/bin/sh
#
# $FreeBSD$
#

DTB_DIR="/usr/local/share/rpi-firmware"
DTB="bcm2710-rpi-3-b.dtb"
EMBEDDED_TARGET_ARCH="aarch64"
EMBEDDED_TARGET="arm64"
EMBEDDEDBUILD=1
EMBEDDEDPORTS="sysutils/u-boot-rpi3 sysutils/rpi-firmware"
FAT_SIZE="50m -b 1m"
FAT_TYPE="16"
IMAGE_SIZE="2560M"
KERNEL="GENERIC"
MD_ARGS="-x 63 -y 255"
NODOC=1
OL_DIR="${DTB_DIR}/overlays"
OVERLAYS="mmc.dtbo pi3-disable-bt.dtbo"
PART_SCHEME="MBR"
export BOARDNAME="RPI3"

arm_install_uboot() {
	UBOOT_DIR="/usr/local/share/u-boot/u-boot-rpi3"
	UBOOT_FILES="README u-boot.bin"
	DTB_FILES="armstub8.bin bootcode.bin config.txt fixup_cd.dat \
		fixup_db.dat fixup_x.dat fixup.dat LICENCE.broadcom \
		start_cd.elf start_db.elf start_x.elf start.elf ${DTB}"
	FATMOUNT="${DESTDIR%${KERNEL}}fat"
	UFSMOUNT="${DESTDIR%${KERNEL}}ufs"
	chroot ${CHROOTDIR} mkdir -p "${FATMOUNT}" "${UFSMOUNT}"
	chroot ${CHROOTDIR} mount_msdosfs /dev/${mddev}s1 ${FATMOUNT}
	chroot ${CHROOTDIR} mount /dev/${mddev}s2a ${UFSMOUNT}
	for _UF in ${UBOOT_FILES}; do
		chroot ${CHROOTDIR} cp -p ${UBOOT_DIR}/${_UF} \
			${FATMOUNT}/${_UF}
	done
	for _DF in ${DTB_FILES}; do
		chroot ${CHROOTDIR} cp -p ${DTB_DIR}/${_DF} \
			${FATMOUNT}/${_DF}
	done
	chroot ${CHROOTDIR} mkdir -p ${FATMOUNT}/overlays
	for _OL in ${OVERLAYS}; do
		chroot ${CHROOTDIR} cp -p ${OL_DIR}/${_OL} \
			${FATMOUNT}/overlays/${_OL}
	done

	BOOTFILES="$(chroot ${CHROOTDIR} \
		env TARGET=${EMBEDDED_TARGET} TARGET_ARCH=${EMBEDDED_TARGET_ARCH} \
		WITH_UNIFIED_OBJDIR=yes \
		make -C ${WORLDDIR}/stand -V .OBJDIR)"
	BOOTFILES="$(chroot ${CHROOTDIR} realpath ${BOOTFILES})"

	chroot ${CHROOTDIR} mkdir -p ${FATMOUNT}/EFI/BOOT
	chroot ${CHROOTDIR} cp -p ${BOOTFILES}/efi/boot1/boot1.efi \
		${FATMOUNT}/EFI/BOOT/bootaa64.efi
	chroot ${CHROOTDIR} touch ${UFSMOUNT}/firstboot
	sync
	umount_loop ${CHROOTDIR}/${FATMOUNT}
	umount_loop ${CHROOTDIR}/${UFSMOUNT}
	chroot ${CHROOTDIR} rmdir ${FATMOUNT}
	chroot ${CHROOTDIR} rmdir ${UFSMOUNT}
	
	return 0
}