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

pkgname=linux-${_flavor}

pkgver=5.0.0
pkgrel=2

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
	dtb-add.patch
	stk3335.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="4ae10aa5f141aa82610c65d0a5100bd86551a6323b67e4316ad43b2b5f1a6a1ff6f08e9747865b65381696385d4366f22eff5591ef8bc6fc988ac3978392dbc9  linux-postmarketos-allwinner-a91169202e61c4876dde06a5548d76a385306d05.tar.gz
788dc7a75875e884aff0b35db9ddf437ecbe58617eb7c937ba7381ed215188c950e0e95e7e4cd74142fff775bffcb3034b8bd6f3c38b540fe4b0f6e7b989a097  config-postmarketos-allwinner.aarch64
3b5580adb3c8a4c88da5cd23d1cfdb7bfad9f544207c21d7d80b2086733460a627d9a49f4d67ac4b1d954f078af655580c7fa0b8d75980ea08df319ff3e757be  dtb-add.patch
1333d303e4259b4e5a9a30b0a9c7295453b61f37af8413c84fdbdb794da882ba4b5764211ab50aa0beecc580a38373b4473c3f7bffd0f22e02b186555a39be16  stk3335.patch
f8e956b6044df719e2e3fe884624668418d9525565dc425004937bb7e06e3b86c90b5897c6910714844411032e088587760d9e751e3230b456f933e52aa94d49  sun50i-a64-dontbeevil.dts"