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

pkgname=linux-${_flavor}

pkgver=5.0.0_git20190420
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="4b05d9617e12dc72882e652307effaaa25d1a468"
source="
	${pkgname}-${_commit}.tar.gz::https://gitlab.com/pine64-org/linux/-/archive/${_commit}/linux-${_commit}.tar.gz
	config-${_flavor}.aarch64
	dtb-add.patch
	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="42818ce72ee8ca4d5017ac2ff1d1837bd7a39b34eabeff9aca8f616aa019fd97536e906e768c1673c6afecbbe05513991d05c01a835c8f0f9e8cfa794de42ea7  linux-postmarketos-allwinner-4b05d9617e12dc72882e652307effaaa25d1a468.tar.gz
2d48abe7f7122b726cc02a7e6d9970dfe1a5fe5d35e6b4231de29e51fcca975cff7c6613ffb3bf9f4c1b991ee6c9ad309fc40bfd452d88e05fd4b69eaa9c419f  config-postmarketos-allwinner.aarch64
3b5580adb3c8a4c88da5cd23d1cfdb7bfad9f544207c21d7d80b2086733460a627d9a49f4d67ac4b1d954f078af655580c7fa0b8d75980ea08df319ff3e757be  dtb-add.patch
a063fdfc5fd67de8fd6daf21bc6815fe7b4422e20484761b425ce8bc72e50d1e16c2bcad81786c58781b603c82e390150fb7065c7fd678f18fe2622ee9230f67  sun50i-a64-dontbeevil.dts"