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

pkgname=linux-xiaomi-kenzo
pkgver=3.10.105
pkgrel=0
pkgdesc="Xiaomi Redmi Note 3 kernel fork"
arch="aarch64"
_carch="arm64"
_flavor="xiaomi-kenzo"
url="https://kernel.org"
license="GPL-2.0-only"
options="!strip !check !tracedeps pmb:cross-native"
makedepends="perl sed installkernel bash gmp-dev bc linux-headers elfutils-dev devicepkg-dev 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_xiaomi_msm8956"
_commit="92430f1a110b9b49e69fb1d3bde81c0f048d0282"
_config="config-$_flavor.$arch"
source="
	$pkgname-$_commit.tar.gz::https://github.com/LineageOS/$_repository/archive/$_commit.tar.gz
	$_config
	01_fix_gcc6_errors.patch
	02_fix_msm_dba.patch
	gcc10-extern_YYLOC_global_declaration.patch
"
builddir="$srcdir/$_repository-$_commit"

prepare() {
	default_prepare
	. downstreamkernel_prepare
}

build() {
	unset LDFLAGS
	make ARCH="$_carch" CC="${CC:-gcc}" \
		KBUILD_BUILD_VERSION="$((pkgrel + 1 ))-postmarketOS"
	msg "Combine DTB and Image.gz"
	msg "(Because QCOM's custom Makefile builds into the wrong direcotry)"
	cat "$builddir/arch/$_carch/boot/Image.gz" \
		"$builddir/arch/arm/boot/dts/kenzo-msm8956-mtp.dtb" \
		> "$builddir/arch/$_carch/boot/Image.gz-dtb"
}

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

sha512sums="c2d57468544d9b96e7f55d8358419fecdbbb75ae02e08fb3e008a882750855966d989a79e058888bcdd5542f322fd26ac217cd73c316768183b496f108089b43  linux-xiaomi-kenzo-92430f1a110b9b49e69fb1d3bde81c0f048d0282.tar.gz
9f2737e98e9dd34097bc3e21aab2acd540627e352b431c82c1b1887e3e0c62bd2307d2031c83c7a3b0f8c118c8525dc989c17141410d8645fccdae6da0d53d01  config-xiaomi-kenzo.aarch64
972e98523d6ef06342e69a09e979bdd86904cf7f9a843b519b37791e531b680182564a2ab537c94629c3589f4e775b2c39de04c64e210a0f8b6f10745c3596f1  01_fix_gcc6_errors.patch
7e765cb696fa8c3dfbc305b05cbf1fad85fb9572613d5391e945341dae5974a745f4906c795dc841e5562b19ab77d5257f9741e514af2c2573aa4bb8b262ce51  02_fix_msm_dba.patch
2b48f1bf0e3f70703d2cdafc47d5e615cc7c56c70bec56b2e3297d3fa4a7a1321d649a8679614553dde8fe52ff1051dae38d5990e3744c9ca986d92187dcdbeb  gcc10-extern_YYLOC_global_declaration.patch"