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

pkgname=linux-samsung-zerofltexx
pkgver=3.10.108
pkgrel=2
pkgdesc="Samsung Galaxy S6 kernel fork"
arch="aarch64"
_carch="arm64"
_flavor="samsung-zerofltexx"
url="https://github.com/Exynos7420/android_kernel_samsung_exynos7420"
license="GPL-2.0-only"
options="!strip !check !tracedeps pmb:cross-native"
makedepends="bash bc linux-headers installkernel devicepkg-dev dtbtool-exynos"

# Source
_repository="android_kernel_samsung_exynos7420"
_commit="31cf7c95814358c4cd76feacf2f29bebc057fefc"
_config="config-$_flavor.$arch"
source="
	$pkgname-$_commit.tar.gz::https://github.com/Exynos7420/$_repository/archive/$_commit.tar.gz
	$_config
	Makefile_fix_paths.patch
	gcc10-extern_YYLOC_global_declaration.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 --pagesize 2048 \
		--platform 0x50a6 \
		--subtype  0x217584da \
		-o "$_outdir/arch/$_carch/boot"/dt.img \
		$(find "$_outdir/arch/$_carch/boot/dts/" -name *zeroflte_eur_open_*.dtb)
}

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

sha512sums="1f8917dfaf01865cbc0385579cad1565dcb1ec4445bbeaf3e70d0bd8a6a572a457813c311f54360f54c79b373e621d280982f560cf01091d156c90efcc98067b  linux-samsung-zerofltexx-31cf7c95814358c4cd76feacf2f29bebc057fefc.tar.gz
a77cfcd46cbff7a035cec12363abcdd87933c9e8c889cb04c81b793c84eb3797bb6a6086fbdadb66a863e7267781059b61d4ad4fb7106c34cb54beefc96c02af  config-samsung-zerofltexx.aarch64
00aac98cfbaa68bd30c41622b12f38106f6595e2d74ee5cdd05add56f03facb4db45deb43b5df997143b54497d621b9fc5bae7207898c70df0672ebb482c4b46  Makefile_fix_paths.patch
2b48f1bf0e3f70703d2cdafc47d5e615cc7c56c70bec56b2e3297d3fa4a7a1321d649a8679614553dde8fe52ff1051dae38d5990e3744c9ca986d92187dcdbeb  gcc10-extern_YYLOC_global_declaration.patch"