_flavor=postmarketos-allwinner
_config="config-${_flavor}.${CARCH}"

pkgname=linux-${_flavor}

pkgver=5.0.0_git20190426
pkgrel=0

arch="aarch64"
pkgdesc="Kernel fork with PinePhone Don't be evil patches"
url="https://kernel.org/"
depends=""
makedepends="devicepkg-dev perl sed installkernel bash gmp-dev bc linux-headers elfutils-dev openssl-dev file bison flex"
options="!strip !check !tracedeps"
install=
_commit="4957078e8cae0186d92172528c5a5f403239db58"
source="
	${pkgname}-${_commit}.tar.gz::https://gitlab.com/pine64-org/linux/-/archive/${_commit}/linux-${_commit}.tar.gz
	config-${_flavor}.aarch64
	sun50i-a64-dontbeevil.dts
"

subpackages=""

license="GPL2"
_abi_release=$_pkgver
_carch=${CARCH}
case "$_carch" in
aarch64*) _carch="arm64" ;;
arm*) _carch="arm" ;;
ppc*) _carch="powerpc" ;;
s390*) _carch="s390" ;;
esac

HOSTCC="${CC:-gcc}"
HOSTCC="${HOSTCC#${CROSS_COMPILE}}"

builddir="$srcdir/linux-${_commit}"

prepare() {
	default_prepare

	cp "$srcdir"/sun50i-a64-dontbeevil.dts "$builddir"/arch/arm64/boot/dts/allwinner/

	REPLACE_GCCH=0 \
		downstreamkernel_prepare "$srcdir" "$builddir" "$_config" "$_carch" "$HOSTCC"
}

build() {
	unset LDFLAGS
	make ARCH="$_carch" CC="${CC:-gcc}" \
		KBUILD_BUILD_VERSION="$((pkgrel + 1 ))-${_flavor}" \
		CFLAGS_MODULE=-fno-pic
}

package() {
        # kernel.release
        install -D "$builddir/include/config/kernel.release" \
                "$pkgdir/usr/share/kernel/$_flavor/kernel.release"

        # zImage (find the right one)
        cd "$builddir/arch/$_carch/boot"
        _target="$pkgdir/boot/vmlinuz-$_flavor"
        for _zimg in zImage-dtb Image.gz-dtb *zImage Image; do
                [ -e "$_zimg" ] || continue
                msg "zImage found: $_zimg"
                install -Dm644 "$_zimg" "$_target"
                break
        done
        if ! [ -e "$_target" ]; then
                error "Could not find zImage in $PWD!"
                return 1
        fi
	
	cd "$builddir"
	local _install
	case "$CARCH" in
	aarch64*|arm*)	_install="modules_install dtbs_install" ;;
	*)		_install="modules_install" ;;
	esac

	make -j1 $_install \
		ARCH="$_carch" \
		INSTALL_MOD_PATH="$pkgdir" \
		INSTALL_DTBS_PATH="$pkgdir/usr/share/dtb"
}

sha512sums="61e3d0e1d46af80bb908bef36cfaa02f90915744cfada2cbb222b69a79ca54f447c94fbebc236ba3af909d83224cbd4ef2e8c2554f1af8e37424f011ebe67d51  linux-postmarketos-allwinner-4957078e8cae0186d92172528c5a5f403239db58.tar.gz
f0202130524298d9d4aab22ac97a7a2913bfa8bc81906789e20ae16bfa1075d6a59e2de16b25235ceb40d107fc11f154fa744a7c0b8cf816eeab5a9f0df3784d  config-postmarketos-allwinner.aarch64
260ef303ec9f50c2a46943ba0664130da0cd98ea21d536875bd6123f30b0c859af8cfdaad38c4b28ac17b0ce0baf87899ab248cc5a1580025594eae53f24a0a4  sun50i-a64-dontbeevil.dts"