2020-12-14 22:26:14 +00:00

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# Maintainer: Milan P. Stanić <mps@arvanta.net>
_flavor=edge
pkgname=linux-${_flavor}
# NOTE: this kernel is intended for testing
# please resist urge to upgrade it blindly
pkgver=5.10.1
case $pkgver in
*.*.*) _kernver=${pkgver%.*};;
*.*) _kernver=$pkgver;;
esac
pkgrel=0
pkgdesc="Linux latest stable kernel"
url="https://www.kernel.org"
depends="mkinitfs"
_depends_dev="perl gmp-dev elfutils-dev bash flex bison"
makedepends="$_depends_dev sed installkernel bc linux-headers linux-firmware-any openssl-dev
diffutils findutils"
options="!strip"
_config=${config:-config-edge.${CARCH}}
install=
subpackages="$pkgname-dev:_dev:$CBUILD_ARCH"
source="https://cdn.kernel.org/pub/linux/kernel/v${pkgver%%.*}.x/linux-$_kernver.tar.xz"
case $pkgver in
*.*.0) source="$source";;
*.*.*) source="$source
https://cdn.kernel.org/pub/linux/kernel/v${pkgver%%.*}.x/patch-$pkgver.xz" ;;
esac
source="$source
config-edge.aarch64
config-edge.armhf
config-edge.armv7
config-edge.x86_64
config-edge-virt.aarch64
config-edge-virt.armv7
config-edge-virt.x86_64
"
arch="armhf armv7 aarch64 x86_64"
license="GPL-2.0"
_flavors=
for _i in $source; do
case $_i in
config-*.$CARCH)
_f=${_i%.$CARCH}
_f=${_f#config-}
_flavors="$_flavors ${_f}"
if [ "linux-$_f" != "$pkgname" ]; then
subpackages="$subpackages linux-${_f}::$CBUILD_ARCH linux-${_f}-dev:_dev:$CBUILD_ARCH"
fi
;;
esac
done
_carch=${CARCH}
case "$_carch" in
aarch64*) _carch="arm64" ;;
arm*) _carch="arm" ;;
esac
prepare() {
local _patch_failed=
cd "$srcdir"/linux-$_kernver
case $pkgver in
*.*.0);;
*)
msg "Applying patch-$pkgver.xz"
unxz -c < "$srcdir"/patch-$pkgver.xz | patch -p1 -N ;;
esac
# first apply patches in specified order
for i in $source; do
case $i in
*.patch)
msg "Applying $i..."
if ! patch -s -p1 -N -i "$srcdir"/$i; then
echo $i >>failed
_patch_failed=1
fi
;;
esac
done
if ! [ -z "$_patch_failed" ]; then
error "The following patches failed:"
cat failed
return 1
fi
# remove localversion from patch if any
rm -f localversion*
oldconfig
}
oldconfig() {
for i in $_flavors; do
local _config=config-$i.${CARCH}
local _builddir="$srcdir"/build-$i.$CARCH
mkdir -p "$_builddir"
echo "-$pkgrel-$i" > "$_builddir"/localversion-alpine \
|| return 1
cp "$srcdir"/$_config "$_builddir"/.config
make -C "$srcdir"/linux-$_kernver \
O="$_builddir" \
ARCH="$_carch" \
listnewconfig oldconfig
done
}
build() {
unset LDFLAGS
export KBUILD_BUILD_TIMESTAMP="$(date -Ru${SOURCE_DATE_EPOCH:+d @$SOURCE_DATE_EPOCH})"
for i in $_flavors; do
cd "$srcdir"/build-$i.$CARCH
make ARCH="$_carch" CC="${CC:-gcc}" \
KBUILD_BUILD_VERSION="$((pkgrel + 1 ))-Alpine"
done
}
_package() {
local _buildflavor="$1" _outdir="$2"
local _abi_release=${pkgver}-${pkgrel}-${_buildflavor}
export KBUILD_BUILD_TIMESTAMP="$(date -Ru${SOURCE_DATE_EPOCH:+d @$SOURCE_DATE_EPOCH})"
cd "$srcdir"/build-$_buildflavor.$CARCH
# modules_install seems to regenerate a defect Modules.symvers on s390x. Work
# around it by backing it up and restore it after modules_install
cp Module.symvers Module.symvers.backup
mkdir -p "$_outdir"/boot "$_outdir"/lib/modules
local _install
case "$CARCH" in
arm*|aarch64) _install="zinstall dtbs_install";;
*) _install=install;;
esac
make -j1 modules_install $_install \
ARCH="$_carch" \
INSTALL_MOD_PATH="$_outdir" \
INSTALL_PATH="$_outdir"/boot \
INSTALL_DTBS_PATH="$_outdir/boot/dtbs-$_buildflavor"
cp Module.symvers.backup Module.symvers
rm -f "$_outdir"/lib/modules/${_abi_release}/build \
"$_outdir"/lib/modules/${_abi_release}/source
rm -rf "$_outdir"/lib/firmware
install -D include/config/kernel.release \
"$_outdir"/usr/share/kernel/$_buildflavor/kernel.release
}
# main flavor installs in $pkgdir
package() {
depends="$depends linux-firmware-any"
_package edge "$pkgdir"
}
# subflavors install in $subpkgdir
virt() {
_package edge-virt "$subpkgdir"
}
_dev() {
local _flavor=$(echo $subpkgname | sed -E 's/(^linux-|-dev$)//g')
local _abi_release=${pkgver}-${pkgrel}-$_flavor
# copy the only the parts that we really need for build 3rd party
# kernel modules and install those as /usr/src/linux-headers,
# simlar to what ubuntu does
#
# this way you dont need to install the 300-400 kernel sources to
# build a tiny kernel module
#
pkgdesc="Headers and script for third party modules for $_flavor kernel"
depends="$_depends_dev"
local dir="$subpkgdir"/usr/src/linux-headers-${_abi_release}
export KBUILD_BUILD_TIMESTAMP="$(date -Ru${SOURCE_DATE_EPOCH:+d @$SOURCE_DATE_EPOCH})"
# first we import config, run prepare to set up for building
# external modules, and create the scripts
mkdir -p "$dir"
cp "$srcdir"/config-$_flavor.${CARCH} "$dir"/.config
echo "-$pkgrel-$_flavor" > "$dir"/localversion-alpine
make -j1 -C "$srcdir"/linux-$_kernver O="$dir" ARCH="$_carch" \
syncconfig prepare modules_prepare scripts
# remove the stuff that points to real sources. we want 3rd party
# modules to believe this is the soruces
rm "$dir"/Makefile "$dir"/source
# copy the needed stuff from real sources
#
# this is taken from ubuntu kernel build script
# http://kernel.ubuntu.com/git/ubuntu/ubuntu-zesty.git/tree/debian/rules.d/3-binary-indep.mk
cd "$srcdir"/linux-$_kernver
find . -path './include/*' -prune \
-o -path './scripts/*' -prune -o -type f \
\( -name 'Makefile*' -o -name 'Kconfig*' -o -name 'Kbuild*' -o \
-name '*.sh' -o -name '*.pl' -o -name '*.lds' -o -name 'Platform' \) \
-print | cpio -pdm "$dir"
cp -a scripts include "$dir"
find $(find arch -name include -type d -print) -type f \
| cpio -pdm "$dir"
install -Dm644 "$srcdir"/build-$_flavor.$CARCH/Module.symvers \
"$dir"/Module.symvers
mkdir -p "$subpkgdir"/lib/modules/${_abi_release}
ln -sf /usr/src/linux-headers-${_abi_release} \
"$subpkgdir"/lib/modules/${_abi_release}/build
}
sha512sums="95bc137d0cf9148da6a9d1f1a878698dc27b40f68e22c597544010a6c591ce1b256f083489d3ff45ff77753289b535135590194d88ef9f007d0ddab3d74de70e linux-5.10.tar.xz
4fa17c2525cf67f71bcdd232cd98f1a00cf9596987e73909ef9638b9e74886c4d752375ba1b9b8020f544b2d6fac23630fc090111a4e79b880dbb81629bd1503 patch-5.10.1.xz
9debf5cd18089a4e7825cd338635a1a207aedc661b6bfd1fbe12382a49918d02c69a6b2ec2c83035dfc053da90f27c68e4f8736a8a280788bc160d600c358fe0 config-edge.aarch64
140fd3b55838beddc96a5c177b45b7abac2f53a6cec3d1da7b5c83ee96ca145b68c8ed04d8395a7dbee0976244e5266a16d5990fb7896de81b9d3378b71a30ea config-edge.armhf
6012fadb1af53326575cc2da437df1612fea0d422a3c92a68889576e2fb6033b8514ae8f41cce229831f643e575b13bbf476bcc928200c445c0c474e0640c992 config-edge.armv7
39c614235dac96b553b7de53cd682bed2a03d2c1dd6e45736be19cc543350c609db3c2b1c3ccd3bff3337b9bf301a09fd7d0c2421a2776c509e4bdcb4c138b45 config-edge.x86_64
f8a6c9afa6f8083284d05eb9cdb810c5fb6cc0d012cbfadb64286bf126f9e3f0eb7c1daf3e5c408b8d180bc91128998c94d0af098ff99b32d10c04a4c0bb3d39 config-edge-virt.aarch64
e56fed1619f9de0689d31cd1485fb75dd108b2a5579562e28dfc66f5e6bf1cd6ddbf4043c94c16229a254cbdc408fd0268f8cc2d0badfd3cddc514c9ce448939 config-edge-virt.armv7
bb700526ae711e8bb4c027b2e6669dd21ee92d06dbf46ab6843117e384596c624fb493a614cd354a700fe3677bf46a6780c1cffea9ad89a05414e4027fc9de87 config-edge-virt.x86_64"