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

pkgname="linux-sony-aries"
pkgver=3.10.84
pkgrel=8
pkgdesc="Sony Xperia Z3 Compact kernel"
arch="armhf"
_carch="arm"
_flavor=sony-aries
url="https://github.com/sonyxperiadev/kernel"
license="GPL2"
options="!strip !check !tracedeps"
makedepends="perl sed installkernel bash gmp-dev bc linux-headers elfutils-dev devicepkg-dev"

# Compiler: latest GCC from Alpine
HOSTCC="${CC:-gcc}"
HOSTCC="${HOSTCC#${CROSS_COMPILE}}"

# Source
_repository="kernel"
_commit="2134cafba220b32c43701368413ee333b41b7fe0"
_config="config-${_flavor}.${arch}"
source="
	$pkgname-$_commit.tar.gz::https://github.com/sonyxperiadev/${_repository}/archive/${_commit}.tar.gz
	$_config
	gcc7-give-up-on-ilog2-const-optimizations.patch
	gcc8-fix-put-user.patch
"

builddir="$srcdir/${_repository}-${_commit}"

prepare() {
	default_prepare
	downstreamkernel_prepare "$srcdir" "$builddir" "$_config" "$_carch" "$HOSTCC"
}

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

package() {
	# kernel.release
	install -D "$builddir/include/config/kernel.release" \
		"$pkgdir/usr/share/kernel/$_flavor/kernel.release"

	# zImage (find the right one)
	cd "$builddir/arch/$_carch/boot"
	_target="$pkgdir/boot/vmlinuz-$_flavor"
	for _zimg in zImage-dtb Image.gz-dtb *zImage Image; do
		[ -e "$_zimg" ] || continue
		msg "zImage found: $_zimg"
		install -Dm644 "$_zimg" "$_target"
		break
	done
	if ! [ -e "$_target" ]; then
		error "Could not find zImage in $PWD!"
		return 1
	fi
}

sha512sums="fae2299d9d36956be71f40ae724ac0a5069b53d440c114184f82495550c76743e9275e37ad00f6d4a012d32e91a580f424cdb1a1222647c5f2fd678a405a225f  linux-sony-aries-2134cafba220b32c43701368413ee333b41b7fe0.tar.gz
0c453c3f74941854e98d3a4465e667e6996192b2c0e8ef69a3de5815cd26317642099bf7e85b91f200c5ba5edd70c43fb7a5982f0268fb8d31788a537914c8ef  config-sony-aries.armhf
77eba606a71eafb36c32e9c5fe5e77f5e4746caac292440d9fb720763d766074a964db1c12bc76fe583c5d1a5c864219c59941f5e53adad182dbc70bf2bc14a7  gcc7-give-up-on-ilog2-const-optimizations.patch
00ef6044df2e904289fcbbe268c0200e94b085c374e6126b7f8ff7763285c689bafe9781dc17b85b3684d1d438f3839891925d6ca892ddb6610e68f12e3784a2  gcc8-fix-put-user.patch"