# Reference: <https://postmarketos.org/vendorkernel>
# Kernel config based on: arch/arm64/configs/kiwi-64_defconfig

pkgname=linux-huawei-kiwi
pkgver=3.10.108
pkgrel=0
pkgdesc="Huawei Honor 5X kernel fork"
arch="aarch64"
_carch="arm64"
_flavor="huawei-kiwi"
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 dtbtool gcc6"

# Compiler: GCC 6 (doesn't boot when compiled with newer versions)
if [ "${CC:0:5}" != "gcc6-" ]; then
	CC="gcc6-$CC"
	HOSTCC="gcc6-gcc"
	CROSS_COMPILE="gcc6-$CROSS_COMPILE"
fi

# Source
_repository="android_kernel_huawei_kiwi"
_commit="6e870147270171fb00496ac229ffa5eb86a496d1"
_config="config-$_flavor.$arch"
source="
	$pkgname-$_commit.tar.gz::https://github.com/LineageOS/$_repository/archive/$_commit.tar.gz
	$_config
	gcc8-fix-put-user.patch
	gcc10-extern_YYLOC_global_declaration.patch
	wlan_nv_template_builtin.patch
"
builddir="$srcdir/$_repository-$_commit"
_outdir="out"

prepare() {
	default_prepare
	. downstreamkernel_prepare
}

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

	# Generate master DTB (deviceinfo_bootimg_qcdt)
	dtbTool -p scripts/dtc/ -o "$_outdir/arch/$_carch/boot/dt.img" "$_outdir/arch/$_carch/boot/"
}

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

	# Master DTB (deviceinfo_bootimg_qcdt)
	install -Dm644 "$_outdir/arch/$_carch/boot/dt.img" \
		"$pkgdir/boot/dt.img"
}

sha512sums="2d98bae9a04d7d55f11bab18acd43fd23411b33a19942769def24da7273664368f6f81883f1bfb93b77614acb62bece8131a5b7a42f0ddbf3f7e2276a762b989  linux-huawei-kiwi-6e870147270171fb00496ac229ffa5eb86a496d1.tar.gz
2f8ec631c27ec8cee7f47591ae70ce76fad824269bcc0f0b0de921f00bf031e4d8f990aebb378665f2c7a2ca4a1ce06d09fdc7486be573e992bf24e1d5a50f45  config-huawei-kiwi.aarch64
197d40a214ada87fcb2dfc0ae4911704b9a93354b75179cd6b4aadbb627a37ec262cf516921c84a8b1806809b70a7b440cdc8310a4a55fca5d2c0baa988e3967  gcc8-fix-put-user.patch
2b48f1bf0e3f70703d2cdafc47d5e615cc7c56c70bec56b2e3297d3fa4a7a1321d649a8679614553dde8fe52ff1051dae38d5990e3744c9ca986d92187dcdbeb  gcc10-extern_YYLOC_global_declaration.patch
edebf62a38a558369eb914475bc341d1fedc1c0bbeb2989172f9f99a2bc57c231a995176702335cd754701449b145e0231c1f2860d9ea93e84f52916a64d8d98  wlan_nv_template_builtin.patch"