# inherit package details from kernel package
source "$SCRIPTDIR/pkg/$LINUXPKG/build"

prepare() {
	return
}

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

	local CFGFILE="$SCRIPTDIR/cfg/$CFG/linux.config"
	local LINUX_CPU=$(head -1 "$CFGFILE" | cut -b 3-)

	export KBUILD_OUTPUT="$OUTPUT"
	make -C "$INPUT" O="$OUTPUT" ARCH="$LINUX_CPU" CROSS_COMPILE="${TARGET}-" mrproper
	cp "$CFGFILE" "$OUTPUT/.config"

	make -C "$INPUT" O="$OUTPUT" ARCH="$LINUX_CPU" CROSS_COMPILE="${TARGET}-" oldconfig
	sed -i "$OUTPUT/.config" -e 's,^CONFIG_CROSS_COMPILE=.*,CONFIG_CROSS_COMPILE="'$TARGET'-",'
	make -C "$INPUT" O="$OUTPUT" ARCH="$LINUX_CPU" CROSS_COMPILE="${TARGET}-" -j $NUMJOBS modules
}

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

	local CFGFILE="$SCRIPTDIR/cfg/$CFG/linux.config"
	local LINUX_CPU=$(head -1 "$CFGFILE" | cut -b 3-)

	mkdir -p "$DEPLOY/lib/modules"

	export KBUILD_OUTPUT="$BUILD"
	make -C "$SOURCE" O="$BUILD" ARCH="$LINUX_CPU" CROSS_COMPILE="${TARGET}-" INSTALL_MOD_PATH="$DEPLOY" modules_install
}