# APKBUILD automatically generated. Changes:
# - add xz package
# - add kernel modules build and installation
#
# Kernel config based on: arch/arm/configs/lx_anzu_defconfig
# - apply patches to compile
# - make kernel XZ-compressed instead of LZMA-compressed

pkgname="linux-semc-anzu"
pkgver=3.4.0
pkgrel=2
pkgdesc="Xperia Arc/Arc S kernel fork"
arch="armhf"
_carch="arm"
_flavor="semc-anzu"
url="https://kernel.org"
license="GPL2"
options="!strip !check !tracedeps"
makedepends="perl sed installkernel bash gmp-dev bc linux-headers elfutils-dev devicepkg-dev xz gcc6"

# Compiler: this kernel was only tested with GCC6. Feel free to make a merge
# request if you find out that it is booting working with newer GCCs as
# well. See <https://postmarketos.org/vendorkernel> for instructions.
if [ "${CC:0:5}" != "gcc6-" ]; then
	CC="gcc6-$CC"
	HOSTCC="gcc6-gcc"
	CROSS_COMPILE="gcc6-$CROSS_COMPILE"
fi

# Source
_repository="android_kernel_semc_msm7x30"
_commit="9c6f07f81e2c0bcb2bef75fa9716cc30f8942286"
_config="config-$_flavor.$arch"
source="
	$pkgname-$_commit.tar.gz::https://github.com/LegacyXperia/$_repository/archive/$_commit.tar.gz
	$_config
	compiler-gcc6.h
	01_msm-fix-perf_trace_counters.patch
	02_gpu-msm-fix-gcc5-compile.patch
"
builddir="$srcdir/$_repository-$_commit"

prepare() {
	default_prepare
	. downstreamkernel_prepare
}

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

	# the 'no-pic' flag is necessary to avoid the
	# error 'Unknown symbol _GLOBAL_OFFSET_TABLE_ (err 0)' when loading the module
	make ARCH="$_carch" CC="${CC:-gcc}" CFLAGS_MODULE="-fno-pic" \
		KBUILD_BUILD_VERSION="$((pkgrel + 1 ))-postmarketOS" modules
}

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

	# modules
	make ARCH="$_carch" CC="${CC:-gcc}" \
		KBUILD_BUILD_VERSION="$((pkgrel + 1))-postmarketOS" \
		INSTALL_MOD_PATH="$pkgdir" INSTALL_MOD_STRIP=1 modules_install
}

sha512sums="234e8973236e6056c60a312340ef4ccb7598adc43bd1f0c2ca0e89d03f4e16ecfdd5ad4658d76993c7bae24242a7e134a9ed2fda662dfe229b61f3a88ea6c2f0  linux-semc-anzu-9c6f07f81e2c0bcb2bef75fa9716cc30f8942286.tar.gz
0af76d035ce554139f58ca1c424ac3d9a30dab63dc4ea40c524bb15a2b610687a98f07caf734bd6b138f1a06b543f1be668fee89250ba1fd47dbd7ec15e59780  config-semc-anzu.armhf
d80980e9474c82ba0ef1a6903b434d8bd1b092c40367ba543e72d2c119301c8b2d05265740e4104ca1ac5d15f6c4aa49e8776cb44264a9a28dc551e0d1850dcc  compiler-gcc6.h
f85ced49ee2f2461adea68dac0a10452aa809a7d41d869092d94eb085344919a9a385dec0c48011f4601ca4f441700f7fe49075c7eca4fb2d66b01f7d413ccb7  01_msm-fix-perf_trace_counters.patch
7be03a9e78b7ac330a54b1f00509caa0621a95c0c55901878ad757f9dd69cc05ba2c8b5ea987063ae1224f92c4d090d515fa5d369e7755181a4871b0d0f82881  02_gpu-msm-fix-gcc5-compile.patch"