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# Maintainer: Natanael Copa <ncopa@alpinelinux.org>
_mainflavor=rpi
pkgname=linux-$_mainflavor
pkgver=3.18.16
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-$pkgver.xz
http://dev.alpinelinux.org/~tteras/linux-3.18.y-rpi-20150617.patch
aslr-pie.patch
config-rpi.armhf
config-rpi2.armhf
markdt
"
subpackages="$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
96aeccef48037aee98911634664af68e patch-3.18.16.xz
4224a13261d65db5c09e88e6a14d670b linux-3.18.y-rpi-20150617.patch
6f5854b710be8f38f67fc7ec8f3d0625 aslr-pie.patch
1363c986e464d95a090c9e30fa2b5253 config-rpi.armhf
895a0286802f8dc0eeecd2d31443074d config-rpi2.armhf
1f3dda659442fa7e2afc62bffeceb129 markdt"
sha256sums="becc413cc9e6d7f5cc52a3ce66d65c3725bc1d1cc1001f4ce6c32b69eb188cbd linux-3.18.tar.xz
f60602c8de2ae7b1507c538b6af65d5b933727a06f56075898ff64fdcf650313 patch-3.18.16.xz
82f881bfbb3f761ae4c81ec6272ee0b62f1066deb9fff9b290774f844d838638 linux-3.18.y-rpi-20150617.patch
e1db8126b13507f4442b1fa5c3d2648fa453f0ca3ea75145ec6f0faeab923c08 aslr-pie.patch
d4d77d5b9defb84add2f77e045c39ba4a067f7fdd908d13be0e7b6b18caf00c4 config-rpi.armhf
927ec7509b059fc8f4f4220f917571c68404c15683724e0090e3669417e32fd3 config-rpi2.armhf
289a7509bc294295b65680c7fff0b2ec07cf359ea8a57cef00267396885f9b54 markdt"
sha512sums="2f0b72466e9bc538a675738aa416573d41bbbd7e3e2ffd5b5b127afde609ebc278cec5a3c37e73479607e957c13f1b4ed9782a3795e0dcc2cf8e550228594009 linux-3.18.tar.xz
868de9793e67e741dc69d61339f66c25d08d36a7d67b09d5644e855e05faf239c1e6e01299812a68edc52a39e132d7ec459929cb5d8a0936fe6aa580a72af80c patch-3.18.16.xz
f48822399d842f60d533d11be0c1eeb881d21fb69fa110d19cb0778d271e9f2bd230673a9dffca98483a317150fac62c0eb1e0fae50d85751b05fa0b7a58132f linux-3.18.y-rpi-20150617.patch
8b2080b72cd0a1bf8f528e8a7a4ab7921ee9e1e425a5c0439e9409b599eca23ad992f5fec67924da736c20de9728c7f0cb2f3087212a278e82ba8ecfc8fac7d0 aslr-pie.patch
35a51b1fb94605cc522a76389be940f9283361fe4062de3fd0439f87e1b2fdc8852de3e7c93b0657641577f266697cfe7e953b3ec5d82e45f45ba7901b2d0e74 config-rpi.armhf
98943cedaa265f0e7a1b45ba12ee6bcc5118841b2ae1789036e475da640f2d3fa65e871cd8e184a1acdc3120bda98001de92682cdbaaaad737de7da4a50b9632 config-rpi2.armhf
89601aa0e4f77fb07fb1d58c6a9394c8683bc7dfc905ca6612d607ef4188637662d295fa3d5640e3e0a4cd08c98c10511a4f3cea41e7568167b12d0a6c813e8b markdt"
|
