# Reference: <https://postmarketos.org/vendorkernel>
# Kernel config based on: arch/arm64/configs/exynos9810-starlte_defconfig

pkgname=linux-samsung-starlte
pkgver=4.9.299
pkgrel=0
pkgdesc="Samsung Galaxy S9 kernel fork"
arch="aarch64"
_carch="arm64"
_flavor="samsung-starlte"
url="https://kernel.org"
license="GPL-2.0-only"
options="!strip !check !tracedeps pmb:cross-native"
makedepends="
	bash
	bc
	bison
	devicepkg-dev
	dtbtool-exynos
	findutils
	flex
	openssl-dev
	perl
	clang
"

CC="clang"
HOSTCC="clang"

# Source
_repository="android_kernel_samsung_universal9810"
_commit="5eaa43c40667ef407f826ca2bab9552568327c23"
_config="config-$_flavor.$arch"
source="
	$pkgname-$_commit.tar.gz::https://github.com/Exynos9810-LTS/$_repository/archive/$_commit.tar.gz
	$_config
	01-decon_reg.patch
	02-decon_dsi-BGRA-to-RGBA.patch
	03-decon_dsi-UNBLANK-missed.patch
	04-wifi-firmware-path.patch
	05-decon_core-disable-decon_release.patch
	06-fix-read-only-segment-has-dynamic-relocations-error.patch
"
builddir="$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"

	# Master DTB (deviceinfo_bootimg_qcdt)
	dtbTool-exynos -o "$_outdir/arch/$_carch/boot"/dt.img \
		$(find "$_outdir/arch/$_carch/boot/dts/" -name *starlte*.dtb)
}

package() {
	downstreamkernel_package "$builddir" "$pkgdir" "$_carch" \
		"$_flavor" "$_outdir"
	install -Dm644 "$_outdir/arch/$_carch/boot"/dt.img \
		"$pkgdir"/boot/dt.img
}

sha512sums="
2825193c94868c2e301e773e5cc5eef0e4fb4030a7e02a14e4ccfcab491af884e27ffabe92aabbbf77c0e74764e190ee800b9cdd5ff495f28666bfc9754888f2  linux-samsung-starlte-5eaa43c40667ef407f826ca2bab9552568327c23.tar.gz
2b311144db415d6233e55388185516e16cdbfd8be1afd9d5b8ef0ced6a925be9c1b641a18102ffa734705c256cec145c5792c0a02e8d104426e52aa6d4903687  config-samsung-starlte.aarch64
8d56a239cbd488692249ba856f3e949863dbb60edacfc862171f7b42c2564e99009ba88c8299b2179f468291fdc0de118235307acad07ec88342b8e68ee6f075  01-decon_reg.patch
65f5b1541bf3d4dab9db3d5de2aa888e794772f66d85541d11fbf515e7ec9188cda2ec46411f5469d8485caa5f405ffa16159f556bd9180c0cd3a527b14f9f5f  02-decon_dsi-BGRA-to-RGBA.patch
24eb8701d77ad6cfc98a153341874d753a67930a369b1a08d8d51682a5d1014971e106bda93b7180bcacdf7032bb952fdca02f68886ea27c761eab8fefdb03fa  03-decon_dsi-UNBLANK-missed.patch
596235334147a430d0104d01647e57aeac71b7a9e484daf4ad8fca9cd1cf23e040fbf2c00dea7fb2a096e741eb1dde71471585a59d71d47dcdb1336e5c16efad  04-wifi-firmware-path.patch
3bae3abd47766eba42ebe1ca758f0d9e1f8a926132d98705985b493fb99115af863700cc76cfaf3a8b812fcae86b52b7c6807dc8fbade95f98c1e965c5e3dddc  05-decon_core-disable-decon_release.patch
b24594b1bb1d5629338312236957e93f92422289a43f4865763e427f50b0e6a1ca0a7cd12cbdeb81135705b8d76d165b3b8f1b4ac6cb4c5b8d68ed3275ec299d  06-fix-read-only-segment-has-dynamic-relocations-error.patch
"