# Maintainer: Jami Kettunen <jami.kettunen@protonmail.com>
# Mainline Linux kernel fork with patches for MediaTek MT6763 devices
# Kernel config based on: arch/arm64/configs/mt6763_defconfig
_flavor="postmarketos-mediatek-mt6763"
pkgname=linux-$_flavor
pkgver=6.1_rc5
pkgrel=0
_commit="e5f07514a6172f194c8829c45965137ffa1834ea"
pkgdesc="Mainline Kernel fork for MT6763-based devices"
arch="aarch64"
_carch="arm64"
_config="config-$_flavor.$arch"
url="https://gitlab.com/mtk-mainline/mt6763/linux"
license="GPL-2.0-only"
options="!strip !check !tracedeps
	pmb:cross-native
"
makedepends="
	android-mkdtboimg
	bash
	bison
	findutils
	flex
	linux-headers
	openssl-dev
	perl
	postmarketos-installkernel
	xz
"

# Source
source="
	https://gitlab.com/mtk-mainline/mt6763/linux/-/archive/$_commit/linux-$_commit.tar.gz
	$_config
"
builddir="$srcdir/linux-$_commit"

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

build() {
	unset LDFLAGS
	make ARCH="$_carch" CC="${CC:-gcc}" \
		KBUILD_BUILD_VERSION="$((pkgrel + 1))-$_flavor"
}

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

	dtbodir="$builddir/$_outdir/arch/arm64/boot/dts/mediatek"
	mkdtimg create "$pkgdir/boot/dtbo.img" \
		"$dtbodir/mt6763v-volla-yggdrasil-minimal-dtbo.dtb"
}

sha512sums="
1d740a1d0494dbdf3f1ccefc5fc7dc4e13410e4161c4f04060dee717675122ef35d36fc2bf827700bfbaddb20e7b9bf136af1b8ab1c13b196d8edf4070ba7685  linux-e5f07514a6172f194c8829c45965137ffa1834ea.tar.gz
9481ed4ba5e3ce17321b4d03cf7c69a36a5d6167d4a760ebce397d475d81b8ec06490f2219b886c54847d1e19b8ed1e9a389ca1fe5ce49717a354acd4c8ef8d1  config-postmarketos-mediatek-mt6763.aarch64
"