_vendor=asus
_flavor=asus-flo
_hash="26da7a1e84232d3f0fd89e2dae2e48e77db00873"
_config="config-${_flavor}.armhf"

pkgname=linux-${_flavor}
pkgver=4.11
case $pkgver in
	*.*.*)  _kernver=${pkgver%.*};;
	*.*) _kernver=$pkgver;;
esac
pkgrel=2
arch="armhf"
pkgdesc="Nexus 7 2013 WIFI mainline kernel"
url="https://git.linaro.org/people/john.stultz/flo.git/log/?h=flo-v4.11"

depends="postmarketos-mkinitfs"
makedepends="xz perl sed installkernel bash gmp-dev bc linux-headers elfutils-dev"
options="!strip !check !tracedeps"
install=
source="
	$pkgname-$_hash.tar.gz::https://git.linaro.org/people/john.stultz/flo.git/snapshot/flo-$_hash.tar.gz
	$_config
"
subpackages=""
license="GPL2"

_abi_release=${pkgver}
_carch="arm"
HOSTCC="${CC:-gcc}"
HOSTCC="${HOSTCC#${CROSS_COMPILE}}"

ksrcdir="$srcdir/flo-$_hash"

prepare() {
	default_prepare

	mkdir -p "$srcdir"/build
	cp "$srcdir"/$_config "$srcdir"/build/.config || return 1
	make -C "$ksrcdir" O="$srcdir"/build ARCH="$_carch" HOSTCC="$HOSTCC" \
	silentoldconfig
}

# this is so we can do: 'abuild menuconfig' to reconfigure kernel
menuconfig() {
	cd "$srcdir"/build || return 1
	make ARCH="$_carch" menuconfig
	cp .config "$startdir"/$_config
}

build() {
	cd "$srcdir"/build
	unset LDFLAGS

	make ARCH="$_carch" CC="${CC:-gcc}" \
		KBUILD_BUILD_VERSION="$((pkgrel + 1 ))-Alpine" \
		CFLAGS_MODULE=-fno-pic \
		zImage modules qcom-apq8064-asus-nexus7-flo.dtb \
		|| return 1
}

package() {
	cd "$srcdir/build/arch/arm/boot"
	cat zImage dts/qcom-apq8064-asus-nexus7-flo.dtb > zImage-dtb
	
	install -Dm644 "$srcdir/build/arch/arm/boot/zImage-dtb" \
		"$pkgdir/boot/vmlinuz-$_flavor"

	install -D "$srcdir/build/include/config/kernel.release" \
		"$pkgdir/usr/share/kernel/$_flavor/kernel.release"
	
	cd "$srcdir"/build
	make -j1 modules_install \
		ARCH="$_carch" \
		INSTALL_MOD_PATH="$pkgdir" \
		|| return 1
}
sha512sums="13c16e580a960c4c4ed4daf13f1939909617cb91455d1c61323ddf1b98a8f492161a6be6ddcf317dd16786c5ef4f98f77175c9972ce7aae99f7e6f0570a665b6  linux-asus-flo-26da7a1e84232d3f0fd89e2dae2e48e77db00873.tar.gz
1c32a6190d0561f2144fc5922477f24a2390464773d9100da5cd00df57639dec3071dc5c7c94ed30435c00d372c41bc40933614ccd497e394fe1d14116735eb4  config-asus-flo.armhf"