# Reference: <https://postmarketos.org/vendorkernel>
# Kernel config based on: arch/arm/configs/cyanogenmod_vee7_defconfig

pkgname="linux-lg-vee7e"
pkgver=3.4.0
pkgrel=0
pkgdesc="LG Optimus L7 II kernel fork"
arch="armhf"
_carch="arm"
_flavor="lg-vee7e"
url="https://kernel.org"
license="GPL-2.0-only"
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="lge-kernel-lproj"
_commit="8a90ec65502bde12a03c60d6756eea3e88c02917"
_config="config-${_flavor}.${arch}"
source="
	$pkgname-$_commit.tar.gz::https://github.com/Vee7-Cyanogenmod13/${_repository}/archive/${_commit}.tar.gz
	$_config
	gcc7-give-up-on-ilog2-const-optimizations.patch
	gcc8-fix-put-user.patch
	static-inline-in-ftrace.h.patch
	01_timeconst_fix.patch
	02_gpu-msm-fix-gcc5-compile.patch
"
builddir="$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="0124de18237d4ea6a367aab9b6474a05bc67a5db18f687b8f58d3a8a63d2569b3ea9a9c8e33dc78ae834f4cc8fd2ee1c64b6d6a2ea12f0c4821b1f29385a3d8d  linux-lg-vee7e-8a90ec65502bde12a03c60d6756eea3e88c02917.tar.gz
9c174cdf697258ee7ad2c263fb215ce7b50652752813a6cc81115a97205d186be04777220f01851a113aa2ec2f6b2772aa41a30f46aad01f1716abe5430427ee  config-lg-vee7e.armhf
77eba606a71eafb36c32e9c5fe5e77f5e4746caac292440d9fb720763d766074a964db1c12bc76fe583c5d1a5c864219c59941f5e53adad182dbc70bf2bc14a7  gcc7-give-up-on-ilog2-const-optimizations.patch
197d40a214ada87fcb2dfc0ae4911704b9a93354b75179cd6b4aadbb627a37ec262cf516921c84a8b1806809b70a7b440cdc8310a4a55fca5d2c0baa988e3967  gcc8-fix-put-user.patch
ea1d3b5a234fa565e3c1a792de48f4fc4e6023d281d303c8e319c7ef28edc5739ab0e4dea0139a41f0a5c7d03e27921ccaa214fd0ac5c72245a094ce60128864  static-inline-in-ftrace.h.patch
a2bb98fb8d988bbb659cae00fbaca360828300e9b98b90aed5ee0dd839c3f740696df4094a9021b813cbada06820d115aabed581a47cdd2c947e8d853c20b145  01_timeconst_fix.patch
7be03a9e78b7ac330a54b1f00509caa0621a95c0c55901878ad757f9dd69cc05ba2c8b5ea987063ae1224f92c4d090d515fa5d369e7755181a4871b0d0f82881  02_gpu-msm-fix-gcc5-compile.patch"