_flavor=postmarketos-allwinner
_config="config-$_flavor.$CARCH"
pkgname=linux-$_flavor
pkgver=5.6.0_git20200528
pkgrel=1
arch="aarch64"
pkgdesc="Kernel fork with Pine64 patches"
url="https://gitlab.com/pine64-org/linux/"
license="GPL-2.0-only"
makedepends="devicepkg-dev perl sed installkernel bash gmp-dev bc linux-headers elfutils-dev openssl-dev file bison flex rsync xz"
options="!strip !check !tracedeps pmb:cross-native pmb:kconfigcheck-anbox"
_commit="be7bb465172f294e407757313b76e8d509f56626"
source="$pkgname-$_commit.tar.gz::https://gitlab.com/pine64-org/linux/-/archive/$_commit/linux-$_commit.tar.gz
	config-$_flavor.aarch64
	disable-power-save.patch
	touch-dts.patch
	"

subpackages="$pkgname-dev"

_carch=$CARCH
case "$_carch" in
aarch64*) _carch="arm64" ;;
arm*) _carch="arm" ;;
ppc*) _carch="powerpc" ;;
s390*) _carch="s390" ;;
esac

builddir="$srcdir/linux-$_commit"

prepare() {
	default_prepare

	REPLACE_GCCH=0 \
		. downstreamkernel_prepare
}

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

package() {
	downstreamkernel_package "$builddir" "$pkgdir" "$_carch" "$_flavor"

	make -j1 modules_install dtbs_install \
		ARCH="$_carch" \
		INSTALL_MOD_STRIP=1 \
		INSTALL_MOD_PATH="$pkgdir" \
		INSTALL_DTBS_PATH="$pkgdir/usr/share/dtb"
}

dev() {
	provides="linux-headers"
	replaces="linux-headers"

	cd $builddir

	# https://github.com/torvalds/linux/blob/master/Documentation/kbuild/headers_install.rst
	make -j1 headers_install \
		ARCH="$_carch" \
		INSTALL_HDR_PATH="$subpkgdir"/usr
}

sha512sums="b26791eb313fe0b0059ede16042e4b344751affc1fc8522072b95a8a08fe8010daf5a969ce706b694d9c95419c2c64b40a52fc0341307a0d9bf34a1a5d6da11f  linux-postmarketos-allwinner-be7bb465172f294e407757313b76e8d509f56626.tar.gz
0e8c3a22a563a482799ad14abba68019d3bef324f7e599597a22a35baf6f0ceb68530d365aa9dd49d563ba2abca9736c8ee4672d02c039da7a37b797de62ee04  config-postmarketos-allwinner.aarch64
6826e5541b1abcb64f6cf7fb03dd013c278e3173ef500bdebafdb66baca45908d96a9424a6d3a2bcd38b93aa74b30a60fe577ab817241eb3d557c023a21e2a58  disable-power-save.patch
c6e1ff1c060f68a59fa57a7cfc573a500fc8d200f56193530f7c1967e4f70f17cb2c930496f6a6489a6a10de130a2e66f5cd328eb6c4ae936f4af348a7413c3b  touch-dts.patch"