VERSION="1.20170427-1"
SRCDIR="linux-raspberrypi-kernel_${VERSION}"
TARBALL="raspberrypi-kernel_${VERSION}"
URL="https://codeload.github.com/raspberrypi/linux/tar.gz"
SHA256SUM="c9b60483e901556a2fbab64c06be8a9eba884f3eaac98ba39347e82bb0a00f5b"

prepare() {
	return
}

build() {
	local INPUT="$1"
	local OUTPUT="$2"

	local CFGFILE="$SCRIPTDIR/cfg/$CFG/linux.config"
	local INITRDLIST="$PKGDEPLOYDIR/initrd/initrd.list"

	export KBUILD_OUTPUT="$OUTPUT"
	make -C "$INPUT" O="$OUTPUT" ARCH="arm" CROSS_COMPILE="${TARGET}-" mrproper

	cp "$CFGFILE" "$OUTPUT/.config"
	sed -i "$OUTPUT/.config" -e 's,^CONFIG_CROSS_COMPILE=.*,CONFIG_CROSS_COMPILE="'$TARGET'-",'
	sed -i "$OUTPUT/.config" -e 's,^CONFIG_INITRAMFS_SOURCE=.*,CONFIG_INITRAMFS_SOURCE="'$INITRDLIST'",'
	make -C "$INPUT" O="$OUTPUT" ARCH="arm" CROSS_COMPILE="${TARGET}-" oldconfig

	sed -i "$OUTPUT/.config" -e 's,^CONFIG_CROSS_COMPILE=.*,CONFIG_CROSS_COMPILE="'$TARGET'-",'
	sed -i "$OUTPUT/.config" -e 's,^CONFIG_INITRAMFS_SOURCE=.*,CONFIG_INITRAMFS_SOURCE="'$INITRDLIST'",'
	make -C "$INPUT" O="$OUTPUT" ARCH="arm" CROSS_COMPILE="${TARGET}-" -j $NUMJOBS zImage dtbs
}

deploy() {
	local SOURCE="$1"
	local BUILD="$2"
	local DEPLOY="$3"

	local CFGFILE="$SCRIPTDIR/cfg/$CFG/linux.config"

	pushd $BUILD
	install -m 755 "arch/arm/boot/zImage" "$DEPLOY/kernel.img"
	cp arch/arm/boot/dts/*.dtb "$DEPLOY/"
	popd
}