#!/bin/sh -eu

kflavour=
kflavour="${GLOBAL_KFLAVOURS%% *}"

mkdir -p /boot/efi

uboots="rpi_3 rpi_3_32b rpi_4 rpi_4_32b"
for uboot in $uboots; do
	[ -d /usr/share/u-boot/$uboot ] &&
	  cp -f /usr/share/u-boot/$uboot/* /boot/efi/
	[ -f /boot/efi/kernel8.img ] &&
	  mv /boot/efi/{kernel8.img,uboot-$uboot.bin}
	[ -f /boot/efi/kernel7.img ] &&
	  mv /boot/efi/{kernel7.img,uboot-$uboot.bin}
done

rm -f /boot/efi/config.txt

[ "$GLOBAL_ARCH" = aarch64 ] && \
	echo "arm_64bit=1" > /boot/efi/config.txt

cat >> /boot/efi/config.txt <<EOF
enable_uart=1
disable_overscan=1
dtparam=audio=on
hdmi_ignore_edid_audio=1

[pi3]
kernel=uboot-rpi_3.bin
#dtoverlay=vc4-fkms-v3d

[pi4]
kernel=uboot-rpi_4.bin
#dtoverlay=vc4-fkms-v3d

[all]
EOF

[ "$GLOBAL_ARCH" = armh ] && \
	sed -i 's/.bin/_32b.bin/g' /boot/efi/config.txt

# Enable bootloading without u-boot
if [ -n "${GLOBAL_RPI_NOUBOOT-}" ]; then
	rpi4-boot-nouboot $kflavour
	sed -i '/#dtoverlay=vc4-fkms-v3d/s/#//' /boot/efi/config.txt
fi

exit 0