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

pkgname=linux-${_flavor}

pkgver=5.0.0
pkgrel=1

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="a91169202e61c4876dde06a5548d76a385306d05"
source="
	${pkgname}-${_commit}.tar.gz::https://gitlab.com/pine64-org/linux/-/archive/${_commit}/linux-${_commit}.tar.gz
	config-${_flavor}.aarch64
"

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
	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="4ae10aa5f141aa82610c65d0a5100bd86551a6323b67e4316ad43b2b5f1a6a1ff6f08e9747865b65381696385d4366f22eff5591ef8bc6fc988ac3978392dbc9  linux-postmarketos-allwinner-a91169202e61c4876dde06a5548d76a385306d05.tar.gz
232204692e8c2daae12cb8e2f12acab6a07fc14cdd59e5d9e2fb7435d9a31f150f2d05ee97b403f9ff96e6d02d314fdeb059e4528fab782d4870dcb6f3733fdb  config-postmarketos-allwinner.aarch64"