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

pkgname=linux-samsung-crownlte
pkgver=4.9.218
pkgrel=0
pkgdesc="Samsung Galaxy Note 9 kernel fork"
arch="aarch64"
_carch="arm64"
_flavor="samsung-crownlte"
url="https://kernel.org"
license="GPL-2.0-only"
options="!strip !check !tracedeps pmb:cross-native"
makedepends="
	bash
	bc
	bison
	devicepkg-dev
	dtbtool-exynos
	flex
	openssl-dev
	perl
"

# Source
_repository="android_kernel_samsung_universal9810"
_commit="5a2dd7d6f3a05168d2f1303c3b29e9e9fa39b781"
_config="config-$_flavor.$arch"
source="
	$pkgname-$_commit.tar.gz::https://github.com/LineageOS/$_repository/archive/$_commit.tar.gz
	$_config
	01-decon_reg.patch
	02-decon_dsi-BGRA-to-RGBA.patch
	03-decon_dsi-UNBLANK-missed.patch
	04-wifi-firmware-path.patch
"
builddir="$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 *crownlte*.dtb)
}

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

sha512sums="
a19967220faac402dd6fc2424f89cc236f367047d069a2234ca391e44a47fe04e3aff9562dd0be6f6b81d80e95fc7daf3edb26cf29349a35e0dc1c4af4fcb813  linux-samsung-crownlte-5a2dd7d6f3a05168d2f1303c3b29e9e9fa39b781.tar.gz
940d98d0596f1a571f839bfe293e1b75c004cdc18c4536e5ade4f6637d1965ba75be6e0b67c6bb668d5dac0a4c9b505d43f6c1ea0920ee7d445dfe5da63a0613  config-samsung-crownlte.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
"