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# Maintainer: Natanael Copa <ncopa@alpinelinux.org>
pkgname=linux-rpi
pkgver=4.4.52
case $pkgver in
*.*.*) _kernver=${pkgver%.*};;
*.*) _kernver=${pkgver};;
esac
pkgrel=1
pkgdesc="Linux kernel with Raspberry Pi patches"
url=https://github.com/raspberrypi/linux
depends="mkinitfs linux-firmware"
makedepends="perl installkernel bash gmp-dev bc"
options="!strip"
install=
# rpi patches are git diff against latest release tag from:
# linux-4.4.y https://github.com/raspberrypi/linux/tree/rpi-4.4.y
# rpi-cirrus-4.4.y https://github.com/HiassofT/rpi-linux/tree/cirrus-4.4.y
source="http://kernel.org/pub/linux/kernel/v4.x/linux-$_kernver.tar.xz
http://kernel.org/pub/linux/kernel/v4.x/patch-$pkgver.xz
http://dev.alpinelinux.org/~tteras/rpi/linux-4.4.y-rpi-20161115.patch
http://dev.alpinelinux.org/~tteras/rpi/rpi-cirrus-4.4.y-20160909.patch
mm-enlarge-stack-guard-gap.patch
mm-do-not-collapse-stack-guard-into-thp.patch
mm-guard-against-under-sized-gap-in-unmapped_area-_topdown.patch
gpio-mcp23s08-pullups.patch
rotary-encoder-fix.patch
issue-4973.patch
config-rpi.armhf
config-rpi2.armhf
markdt
"
subpackages=""
_flavors=
for _i in $source; do
case $_i in
config-*.$CARCH)
_f=${_i%.$CARCH}
_f=${_f#config-}
_flavors="$_flavors ${_f}"
[ "linux-$_f" != "$pkgname" ] && subpackages="$subpackages linux-${_f}"
subpackages="$subpackages linux-${_f}-dev:_${_f}_dev"
;;
esac
done
arch="armhf"
license="GPL2"
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() {
for i in $_flavors; do
cd "$srcdir"/build-$i
make CC="${CC:-gcc} -fno-pie" \
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 "$CARCH" in
arm*)
_install="zinstall dtbs_install"
;;
*)
_install=install
;;
esac
cd "$srcdir"/build-$_buildflavor || return 1
make -j1 modules_install firmware_install $_install \
INSTALL_MOD_PATH="$_outdir" \
INSTALL_PATH="$_outdir"/boot \
INSTALL_DTBS_PATH="$_outdir"/usr/lib/linux-${_abi_release} \
|| return 1
# tell rpi bootloader we are device tree capable
"$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"
}
_dev() {
local _abi_release=${pkgver}-${pkgrel}-$1
# 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 $1 grsec kernel"
depends="gmp-dev bash"
local dir="$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-$1.${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-$1/Module.symvers \
"$dir"/Module.symvers
mkdir -p "$subpkgdir"/lib/modules/${_abi_release}
ln -sf /usr/src/linux-headers-${_abi_release} \
"$subpkgdir"/lib/modules/${_abi_release}/build
}
for _f in $_flavors; do
[ "linux-$_f" != "$pkgname" ] && eval "${_f}() { _package "$_f" "$subpkgdir"; }"
eval "_${_f}_dev() { _dev $_f; }"
done
sha512sums="13c8459933a8b80608e226a1398e3d1848352ace84bcfb7e6a4a33cb230bbe1ab719d4b58e067283df91ce5311be6d2d595fc8c19e2ae6ecc652499415614b3e linux-4.4.tar.xz
c56f6ceabbda28e6c48a334179f72d30fbafcce105efd927d117ffd7f4a537dae750226ac803cf4a05194833b8a6af829d7a3783cf2e92dc6ef0c7d2f4645bc1 patch-4.4.52.xz
1f9616e89424ae2d4c6b402242ed05971f055a699493d3814ab26bb8723876e5e8c7723ce5509233f080615746a2b674a6ac43e6866677c7234efb7efc2b7fbb linux-4.4.y-rpi-20161115.patch
a00d5172b9075d36e72a1f80071221f39257eeb448a9692d22c6480c7d242de60520e1829eb06314706379c95b8b52b4e131a24415e61a6a5ee0afb2ed818331 rpi-cirrus-4.4.y-20160909.patch
749e989c087ba5edaa912614314405f2fae8f416e9a5422c8d4ea3bda5ef549534fc10cac13437796a47ab502c216817ce99036c1d93ac0bfb79ebaf45f78c88 mm-enlarge-stack-guard-gap.patch
d19930b5525bdbe2278105a80b74035e18edea0290e1af3b62659cb1e73887adc2b1fbec7b6e0fb99e51146205eb5a464fa77cc7253c79ddd0d49f943b3458a6 mm-do-not-collapse-stack-guard-into-thp.patch
567b70b5f634d7d8f79f5f70f7fdf0aee46dab6b865d6a62ee5a5a0dded69eb47008d86f4d639b7261beedce6a7df44a1d3e51e0fe5902b4c51b6b83e3b146a3 mm-guard-against-under-sized-gap-in-unmapped_area-_topdown.patch
36724ba56cb8fdf3a3d347cffb67ae1cc3d7b1052d526b6b5134ebf6baae9f9724b586c97833453dc7697ab24699426f0749af78b6a80be36967a80033a0cf40 gpio-mcp23s08-pullups.patch
3a711e2cdb6c0ecaceb3755437d38626dec8403e8aa167a6e16f64d8a8b7cc5bdc7e04aa7c05938719ebc90e319ec4124ee2151a7855e7838ee143b62d140ad0 rotary-encoder-fix.patch
501c91bf2538a18102da59bbccc3097f9c3c90079acc0e946ff075074160c09b8a66934e5ce5470e170f0e4f93d114709a95230367426d0bb7ea02c4bdf4cc9b issue-4973.patch
1c543ca5d08df99c1249fe8beb69b42eb3c985cd36b568cc6b0fa5b56951f702c790e6d2c2e51e46173179eb6cb39ee13fa8314a7277a55589bd9ccdd826c88f config-rpi.armhf
3fe9eb7090e9e2794c36e057796e88bf9c138cc0cd2e3fd7a8e466f683ff9c38102dec8ed0cfb9e0b17a999490212ec14762d549ebc1ca7179d7efa86fec50d7 config-rpi2.armhf
a8e7f434c325c9dd7a9109efecad408e42a50ecd1391cb0c7d1d7de79609caee007486c8a6538231c74bdc5d7b84cbca053958e1b239bc0507e6d3598ace383a markdt"
|
