# Reference: <https://postmarketos.org/vendorkernel>
# Kernel config based on: arch/arm64/configs/lineageos_FP3_defconfig

pkgname=linux-fairphone-fp3
pkgver=4.9.218
pkgrel=1
pkgdesc="Fairphone 3 kernel fork"
arch="aarch64"
_carch="arm64"
_flavor="fairphone-fp3"
url="https://kernel.org"
license="GPL-2.0-only"
options="!strip !check !tracedeps pmb:cross-native"
makedepends="
	bash
	bc
	bison
	devicepkg-dev
	flex
	openssl-dev
	perl
	dtc
	dtbtool
	gcc6
"

# building with newer gcc causes build errors
if [ "${CC:0:5}" != "gcc6-" ]; then
	CC="gcc6-$CC"
	HOSTCC="gcc6-gcc"
	CROSS_COMPILE="gcc6-$CROSS_COMPILE"
fi

# Source
_repository="android_kernel_fairphone_FP3"
_commit="cb219d777064c83121fbaf2aa119f842c258b3b2"
_config="config-$_flavor.$arch"
source="
	$pkgname-$_commit.tar.gz::https://gitlab.e.foundation/e/devices/$_repository/-/archive/$_commit/$_repository-$_commit.tar.gz
	$_config
"
builddir="$srcdir/$_repository-$_commit"
_outdir="out"

prepare() {
	default_prepare
	REPLACE_GCCH=0 . downstreamkernel_prepare
}

build() {
	unset LDFLAGS
	make O="$_outdir" ARCH="$_carch" CC="${CC:-gcc}" DTC=dtc \
		KBUILD_BUILD_VERSION="$((pkgrel + 1 ))-postmarketOS"

	dtbTool -p scripts/dtc/ -o "$_outdir/arch/$_carch/boot/dt.img" \
		"$_outdir/arch/$_carch/boot/"
}

package() {
	downstreamkernel_package "$builddir" "$pkgdir" "$_carch" "$_flavor" "$_outdir"

	unset LDFLAGS
	make O="$_outdir" ARCH="$_carch" CC="${CC:-gcc}" \
		KBUILD_BUILD_VERSION="$((pkgrel + 1 ))-postmarketOS" \
		INSTALL_MOD_PATH="$pkgdir" INSTALL_MOD_STRIP=1 modules_install

	install -Dm644 "$_outdir/arch/$_carch/boot/dt.img" "$pkgdir/boot/dt.img"
}

sha512sums="
c56a5f57155e5f68770e85d50530ff87d09c545fb8c774faae61ee4ea8147842430dab9fa20b277388ddae87e5dd6a4f6393cce2bb5fc80cfdd50514fc11c281  linux-fairphone-fp3-cb219d777064c83121fbaf2aa119f842c258b3b2.tar.gz
23c69ac1aa04152ae7033506956bf4c64a521e8dff71e47241e27809ead80e33c522aa70a088b3c9cf390b2fa6dba858c81738958efc217dddc023412fe20167  config-fairphone-fp3.aarch64
"