# Maintainer: Alicja Michalska <alicja.michalska@9elements.com>
pkgname=linux-postmarketos-qcom-sc7180
pkgver=6.12.35
pkgrel=11
pkgdesc="Mainline kernel fork for Qualcomm Snapdragon 7c devices"
arch="aarch64"
_carch="arm64"
_flavor="${pkgname#linux-}"
url="https://kernel.org"
license="GPL-2.0-only"
options="!strip !check !tracedeps
	pmb:cross-native
	pmb:kconfigcheck-community
	pmb:kconfigcheck-uefi
"
makedepends="
	bison
	clang
	findutils
	flex
	lld
	llvm
	openssl-dev
	perl
	postmarketos-installkernel
	xz
	python3
"

# Source
_config="config-$_flavor.$arch"
case $pkgver in
	*.*.*)	_kernver=${pkgver%.0};;
	*.*)	_kernver=$pkgver;;
esac
source="
	https://cdn.kernel.org/pub/linux/kernel/v${_kernver%%.*}.x/linux-${pkgver//_/-}.tar.xz
	$_config
"
builddir="$srcdir/linux-${_kernver//_/-}"

prepare() {
	default_prepare
	cp "$srcdir/config-$_flavor.$CARCH" .config
}

build() {
	unset LDFLAGS
	make ARCH="$_carch" LLVM=1 \
		KBUILD_BUILD_VERSION="$((pkgrel + 1 ))-postmarketOS"
}

package() {
	if [ -e "$builddir/arch/$_carch/boot/vmlinuz.efi" ]; then
		# ZBOOT EFI decompressor for EFI booting
		install -Dm644 "$builddir/arch/$_carch/boot/vmlinuz.efi" \
			"$pkgdir/boot/linux.efi"

		# Old GZIP'd kernel image for boot.img/crOS compatibility
		install -Dm644 "$builddir/arch/$_carch/boot/vmlinuz" \
			"$pkgdir/boot/vmlinuz"
	else
		echo "WARNING: CONFIG_ZBOOT not enabled!"
		install -Dm644 "$builddir/arch/$_carch/boot/Image.gz" \
			"$pkgdir/boot/vmlinuz"
	fi

	make modules_install dtbs_install \
		ARCH="$_carch" \
		LLVM=1 \
		INSTALL_PATH="$pkgdir"/boot \
		INSTALL_MOD_PATH="$pkgdir" \
		INSTALL_MOD_STRIP=1 \
		INSTALL_DTBS_PATH="$pkgdir/boot/dtbs"
	rm -f "$pkgdir"/lib/modules/*/build "$pkgdir"/lib/modules/*/source

	install -D "$builddir"/include/config/kernel.release \
		"$pkgdir"/usr/share/kernel/$_flavor/kernel.release
}

sha512sums="
3697bf2c9525c8d11f7e821fa080d8c366ae751af02b471a506224002abe6b23b0ccf17d9694c7590c1b07002289eb19003ba8677bbb0bb09d54458495964188  linux-6.12.35.tar.xz
0e654b0ad39ec97a30a091e7320e3b5ee8ba26d9c3e34e3c4e5fe4ecad580553a2d2d59f807aa297d77aed1af2d1276e8b1387556f5fc00852237c74dd805333  config-postmarketos-qcom-sc7180.aarch64
"
