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# Maintainer: Natanael Copa <ncopa@alpinelinux.org>
_flavor=lts
pkgname=linux-${_flavor}
pkgver=5.4.1
case $pkgver in
*.*.*) _kernver=${pkgver%.*};;
*.*) _kernver=$pkgver;;
esac
pkgrel=0
pkgdesc="Linux lts kernel"
url="http://kernel.org"
depends="mkinitfs"
_depends_dev="perl gmp-dev elfutils-dev bash flex bison"
makedepends="$_depends_dev sed installkernel bc linux-headers linux-firmware-any openssl-dev
diffutils"
options="!strip"
_config=${config:-config-lts.${CARCH}}
install=
source="https://cdn.kernel.org/pub/linux/kernel/v${pkgver%%.*}.x/linux-$_kernver.tar.xz
x86-fpu-Dont-cache-access-to-fpu_fpregs_owner_ctx.patch
config-lts.aarch64
config-lts.armv7
config-lts.x86
config-lts.x86_64
config-lts.ppc64le
config-lts.s390x
config-virt.aarch64
config-virt.x86
config-virt.x86_64
"
subpackages="$pkgname-dev:_dev:$CBUILD_ARCH"
_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
if [ "${pkgver%.0}" = "$pkgver" ]; then
source="$source
https://cdn.kernel.org/pub/linux/kernel/v${pkgver%%.*}.x/patch-$pkgver.xz"
fi
arch="all !armhf"
license="GPL-2.0"
_carch=${CARCH}
case "$_carch" in
aarch64*) _carch="arm64" ;;
arm*) _carch="arm" ;;
mips*) _carch="mips" ;;
ppc*) _carch="powerpc" ;;
s390*) _carch="s390" ;;
esac
HOSTCC="${CC:-gcc}"
HOSTCC="${HOSTCC#${CROSS_COMPILE}}"
prepare() {
local _patch_failed=
cd "$srcdir"/linux-$_kernver
if [ "$_kernver" != "$pkgver" ]; then
msg "Applying patch-$pkgver.xz"
unxz -c < "$srcdir"/patch-$pkgver.xz | patch -p1 -N
fi
# 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="$_carch" HOSTCC="$HOSTCC" \
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 "$CARCH" in
arm*)
local _dtbdir="$_outdir"/boot/dtbs
mkdir -p "$_dtbdir"
for i in arch/arm/boot/dts/*.dtb ; do
install -m644 "$i" "$_dtbdir"
done
_install=zinstall
;;
*)
_install=install
;;
esac
make -j1 modules_install $_install \
ARCH="$_carch" \
INSTALL_MOD_PATH="$_outdir" \
INSTALL_PATH="$_outdir"/boot
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 lts "$pkgdir"
}
# subflavors install in $subpkgdir
virt() {
_package virt "$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="$_carch" HOSTCC="$HOSTCC" \
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 \
\( -name 'Makefile*' -o -name 'Kconfig*' -o -name 'Kbuild*' -o \
-name '*.sh' -o -name '*.pl' -o -name '*.lds' \) \
-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="9f60f77e8ab972b9438ac648bed17551c8491d6585a5e85f694b2eaa4c623fbc61eb18419b2656b6795eac5deec0edaa04547fc6723fbda52256bd7f3486898f linux-5.4.tar.xz
95e19ed9dbdf52e79d0094059330d7f2601acdb3fdb0b74e620964ab037f3a121cccb25605b43dc0cbf7dd9fd8debfffccb15d0f2389cc33434e03d43c9707c0 x86-fpu-Dont-cache-access-to-fpu_fpregs_owner_ctx.patch
7e71693d7150f520e1ecb36bf99e06e2ca0cf30ac7b6e9d4ef40bb325858f48df36febe0f777f0894fdbdd20f40d9a3a0df9e1ff86b3074007c7d9e24d1b7766 config-lts.aarch64
5e174d07b38da6267db89e7a1561f02d173be6e0362a2aff6545834346274ffacaab4f39323e7e1e184d4fc78743ea53ea82c2ecf99c79b64f044481771a8afd config-lts.armv7
b643fb1ed83bb23b8cff4fbdb66a1963e0a2e6195e9ce931cebd2774cda095a17442fa06c0d3d944cdf9e09573dc343bbdd327e6b6c900b0c58a6c6fde84cba4 config-lts.x86
0f53d5fea0044150354f3e323f2d0374c2d8bd6784bd134e049a80d268284a326ab0357e51b9bdce407fefa9194f97370967db78a8a680dc71d1fe57007cec8e config-lts.x86_64
8fd22417cbe68667f247580f9f08dcb1f483d8403f033731d507f1690a53b725f4a82ab32facb5e8ee49ef6066bf7f0ae8c88685322d34971de4ef05bf5150e5 config-lts.ppc64le
59780f94050f1175c0d7d0dbd8f48aa3d977cb6954d53041f8f5c9ed1a991e1d19d9a9a3408a70645c9cb4903d68a3ab3a01ef44ed1203d756571bd308bade31 config-lts.s390x
a5babb745568a5ff1c8d93ae711b162e3620c23b0b0b9b9e94438cabd4a8de891916c774636815efd95f4d4d887ad12a21c4ac47d4c5b66b4afc31bbdea10260 config-virt.aarch64
1f397e4abb5504d5a271abe0bc9364acd0182388f9a6c02280ca9db686de7f715aa3e61b0d8a0f488e1bb56267a899166c1deba969488a4b61cc8b50455f3c26 config-virt.x86
9d2527e571f415ad3f92879825d6bfb5ceed2cb6cc9bd1c5693a0e9f2103f4980dad458607465b50c4c916746c44d529753821d2dbf0c0bc4a5d547d8ae60348 config-virt.x86_64
93a1eec065cec193c1f741895e181ce915a5be2d985534e339b22778a13801961de0d403fad9c8fb8c35716e6d5a41b646fec79bc9191593ecb90b6ca2b335ce patch-5.4.1.xz"
|
