# Maintainer: Jenneron <jenneron@protonmail.com>
# Co-Maintainer: Segfault <awarnecke002@hotmail.com>
pkgname=linux-google-nyan
pkgver=5.18.5
pkgrel=3
pkgdesc="Mainline kernel fork for Google Nyan Chromebooks"
arch="armv7"
_carch="arm"
_flavor="${pkgname#linux-}"
url="https://kernel.org"
license="GPL-2.0-only"
options="!strip !check !tracedeps
	pmb:cross-native
	pmb:kconfigcheck-community
"
makedepends="
	bison
	findutils
	flex
	installkernel
	openssl-dev
	perl
	gmp-dev
	mpc1-dev
	mpfr-dev
	xz
"

# Source
_config="config-$_flavor.$arch"
case $pkgver in
	*.*.*)	_kernver=${pkgver%.0};;
	*.*)	_kernver=$pkgver;;
esac
source="
	https://cdn.kernel.org/pub/linux/kernel/v5.x/linux-${pkgver//_/-}.tar.xz
	$_config
	0001-disable-spectre-log-spam.patch
	0002-ARM-dts-tegra-nyan-add-mmc-aliases.patch
	0003-ARM-tegra-nyan-fix-mic-jack-detection.patch
"
builddir="$srcdir/linux-${_kernver//_/-}"

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

build() {
	unset LDFLAGS
	# V=1: workaround for pma#1990
	make ARCH="$_carch" CC="${CC:-gcc}" \
		KBUILD_BUILD_VERSION="$((pkgrel + 1 ))-postmarketOS" V=1
}

package() {
	mkdir -p "$pkgdir"/boot
	make zinstall modules_install dtbs_install \
		ARCH="$_carch" \
		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="
1872e2cf8cdd6e0033ce69f26f25526a30c237d220c02b20829fca31d6068fb816de2f2e5fd41f6807648cef8f28ddda392b199c7b1c3b48b2460c840fa1e150  linux-5.18.5.tar.xz
59f4d39d6e817df6b56ef1429b45da77fe714c3ff286889b145e6f65811a29cd8f7d480ebf1c72f780890f45e2ba112f3bb10c90e002324ed5e6b0b6b04b8af6  config-google-nyan.armv7
2367c64676e4329739e8cc8f874553981747c1bdea833871e2eefe649854fb5908ca0cff5ad11d07e095737632ee71a2f6010bf438a1a60414d7572800b4a07b  0001-disable-spectre-log-spam.patch
be21d145f39d334e37f8dd79b78474c072e54502ba5c9ae63163f0ce30ffaa3a3448b05d153205ba8af7a761952ecddb3ae1a5b348902b4ce5f4f72138937fdb  0002-ARM-dts-tegra-nyan-add-mmc-aliases.patch
4ec3bc3bce229ba664ad98251dbcad9d224a3792d3149cc64b5a1eee0801f1a366b83447b55a02cb0915bd3ef63f42260dd55a286f68c727fcfc4d46bba4363a  0003-ARM-tegra-nyan-fix-mic-jack-detection.patch
"