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# Maintainer: Natanael Copa <ncopa@alpinelinux.org>
_mainflavor=rpi
pkgname=linux-$_mainflavor
pkgver=3.18.12
case $pkgver in
*.*.*) _kernver=${pkgver%.*};;
*.*) _kernver=${pkgver};;
esac
pkgrel=0
pkgdesc="Linux kernel with Raspberry Pi patches"
url=https://github.com/raspberrypi/linux
depends="mkinitfs linux-firmware"
makedepends="perl installkernel bash gmp-dev bc"
options="!strip"
install=
source="http://ftp.kernel.org/pub/linux/kernel/v3.x/linux-$_kernver.tar.xz
http://ftp.kernel.org/pub/linux/kernel/v3.x/patch-$pkgver.xz
http://dev.alpinelinux.org/~tteras/linux-3.18.y-rpi-20150420.patch
aslr-pie.patch
config-rpi.armhf
config-rpi2.armhf
markdt
"
subpackages="$pkgname-dev"
_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-${_f}"
fi
;;
esac
done
arch="armhf"
license="GPL-2"
prepare() {
local _patch_failed=
cd "$srcdir"/linux-$_kernver
if [ "${pkgver%.0}" = "$pkgver" ]; then
msg "Applying patch-$pkgver.xz"
unxz -c < "$srcdir"/patch-$pkgver.xz | patch -p1 -N || return 1
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*
for i in $_flavors; do
local _config=config-$i.${CARCH}
local _builddir="$srcdir"/build-$i
mkdir -p "$_builddir"
echo "-$pkgrel-$i" > "$srcdir"/build-$i/localversion-alpine \
|| return 1
cp "$srcdir"/$_config "$_builddir"/.config || return 1
make -C "$srcdir"/linux-$_kernver \
O="$_builddir" \
HOSTCC="${CC:-gcc}" \
silentoldconfig || return 1
done
}
build() {
export GCC_SPECS=hardenednopie.specs
for i in $_flavors; do
cd "$srcdir"/build-$i
make CC="${CC:-gcc}" \
KBUILD_BUILD_VERSION="$((pkgrel + 1 ))-Alpine" \
|| return 1
done
}
_package() {
local _buildflavor="$1" _outdir="$2"
local _abi_release=${pkgver}-${pkgrel}-${_buildflavor}
cd "$srcdir"/build-$_buildflavor || return 1
mkdir -p "$_outdir"/boot "$_outdir"/lib/modules
local _install
case "$CARCH" in
arm*)
local _dtbdir="$_outdir"/usr/lib/linux-${_abi_release}
mkdir -p "$_dtbdir" "$_dtbdir"/overlays
for i in arch/arm/boot/dts/*.dtb ; do
case "$i" in
*-overlay.dtb) install -m644 "$i" "$_dtbdir/overlays" ;;
*.dtb) install -m644 "$i" "$_dtbdir" ;;
esac
done
_install=zinstall
;;
*)
_install=install
;;
esac
make -j1 modules_install firmware_install $_install \
INSTALL_MOD_PATH="$_outdir" \
INSTALL_PATH="$_outdir"/boot \
|| return 1
# tell rpi bootloader we are device tree capable
"$srcdir"/markdt "$_outdir"/boot/vmlinuz-$_buildflavor \
|| return 1
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 $pkgdir
package() {
_package rpi "$pkgdir"
}
# subflavors install in $subpkgdir
rpi2() {
_package rpi2 "$subpkgdir"
}
# we only provide -dev for main flavor for now
dev() {
local _abi_release=${pkgver}-${pkgrel}-$_mainflavor
# copy the only the parts that we really need for build 3rd party
# kernel modules and install those as /usr/src/linux-headers,
# simlar to what ubuntu does
#
# this way you dont need to install the 300-400 kernel sources to
# build a tiny kernel module
#
pkgdesc="Headers and script for third party modules for grsec kernel"
depends="gmp-dev bash"
local dir="$subpkgdir"/usr/src/linux-headers-${_abi_release}
# first we import config, run prepare to set up for building
# external modules, and create the scripts
mkdir -p "$dir"
cp "$srcdir"/config-$_mainflavor.${CARCH} "$dir"/.config
make -j1 -C "$srcdir"/linux-$_kernver O="$dir" HOSTCC="${CC:-gcc}" \
silentoldconfig prepare modules_prepare scripts
# remove the stuff that poits 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?p=ubuntu/ubuntu-jaunty.git;a=blob;f=debian/rules.d/3-binary-indep.mk;hb=HEAD
cd "$srcdir"/linux-$_kernver
find . -path './include/*' -prune -o -path './scripts/*' -prune \
-o -type f \( -name 'Makefile*' -o -name 'Kconfig*' \
-o -name 'Kbuild*' -o -name '*.sh' -o -name '*.pl' \
-o -name '*.lds' \) | cpio -pdm "$dir"
cp -a drivers/media/dvb/dvb-core/*.h "$dir"/drivers/media/dvb/dvb-core
cp -a drivers/media/video/*.h "$dir"/drivers/media/video
cp -a drivers/media/dvb/frontends/*.h "$dir"/drivers/media/dvb/frontends
cp -a scripts include "$dir"
find $(find arch -name include -type d -print) -type f \
| cpio -pdm "$dir"
install -Dm644 "$srcdir"/build-$_mainflavor/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
}
md5sums="9e854df51ca3fef8bfe566dbd7b89241 linux-3.18.tar.xz
84d1fb9f072df226e920f6a0a3e7d10a patch-3.18.12.xz
5b6f84850feedc7d6f84120f693f751d linux-3.18.y-rpi-20150420.patch
f901100a661ec62aac12000872d0276c aslr-pie.patch
6a62fbc4673397b2bdec224fa545e3d6 config-rpi.armhf
364f132269304e5effd94473e4012488 config-rpi2.armhf
1f3dda659442fa7e2afc62bffeceb129 markdt"
sha256sums="becc413cc9e6d7f5cc52a3ce66d65c3725bc1d1cc1001f4ce6c32b69eb188cbd linux-3.18.tar.xz
53245c0a5b172575867afe88c91fc46468ae06ed7bf4fa6d2150072e27f7209e patch-3.18.12.xz
9ffda4b8cf2f144de565c7b38fd37ab72ec463c82d972f7bc7aea221810c2ef6 linux-3.18.y-rpi-20150420.patch
07e9b089c0d5d57e91256ff6e8fe373519c8bd4ae4cba4eb4a2edad3e2cc9a8e aslr-pie.patch
69c075126c8de0ceb07d1f3669958cd8df02a9963304615059ec455b6bd92253 config-rpi.armhf
36ab7dd794a66e4fc743b6b2d45f94424ba748a62be5b5d8fbe11a0aa158cfbd config-rpi2.armhf
289a7509bc294295b65680c7fff0b2ec07cf359ea8a57cef00267396885f9b54 markdt"
sha512sums="2f0b72466e9bc538a675738aa416573d41bbbd7e3e2ffd5b5b127afde609ebc278cec5a3c37e73479607e957c13f1b4ed9782a3795e0dcc2cf8e550228594009 linux-3.18.tar.xz
285322919b8638d821414bb494709008710ac55c0bc33d477b28013d51e9791a8487e9671cfdaaf0fa937fab119f40180c4577caac95263d1bb0c6e821069908 patch-3.18.12.xz
c55434312a1ee155f424a1df9ec049ce92319a4ff84ab42d806748a24131c8a17c522a51fa4d227c1abee804c39ecddb32e552f88a71e04350ca9c67b9ed9f53 linux-3.18.y-rpi-20150420.patch
35055eea7fce660a200cf6f56490a88f1601b4ea95d2364191ad0d890633e8811f2753b5816dad9640384a764b147a4a80b95f39e3bd7a66a15fd5b3ec0c794a aslr-pie.patch
ab0209e5ab5a050fd44f2b7b628bac6b94ef9e3ce6f171c147f4b90b67c7dbddc029fd84a35130108b9fb669453190b252818df53dd253bcf29c647ce7c34ef7 config-rpi.armhf
5d489ff5d362b09f263ed52b3081a254d47835738f985bbcf6c09ebdbd06428410d344a493cce1d42693560dba03ed58d473ba856dce679dc8412a403d7645c2 config-rpi2.armhf
89601aa0e4f77fb07fb1d58c6a9394c8683bc7dfc905ca6612d607ef4188637662d295fa3d5640e3e0a4cd08c98c10511a4f3cea41e7568167b12d0a6c813e8b markdt"
|
