Alors voilà, je vous explique : il y a quelques temps j'ai adopté le pilote Catalyst 9.3 sur AUR, qui est le dernier pilote de chez Ati à supporter les cartes Radeon R300/500.
Je me suis mis en tête de proposer les paquets qui satisferont les dépendances manquantes qui ne sont plus disponibles afin de pouvoir utiliser le pilote Catalyst 9.3 à savoir je dois avoir un kernel < 2.6.30 et un xorg-server < 1.6.
Dans ce sujet, on va se focaliser sur le paquetage d'un kernel, car je n'en ai encore jamais fait et j'ai plusieurs questions :
- Pour un noyau linux vanilla ai-je besoin d'un patch ? Non, vanilla signifie sans patch.
- Sur kernel.org, il y a un patch 2.6.29.6 disponible, dois-je obligatoirement l'appliquer ? Non, ce patch est seulement là pour mettre à jour la version précédente du noyau (ici, c'est pour la version 2.6.29.5).
- Faut-il aussi que je créé un paquetage pour le kernel-headers? Oui/Non, les paquets kernel-headers et kernel-firmware sont, depuis la version 2.6.32, des paquets virtuels: ils sont inclus dans le paquet du kernel26.
- Me faut-il des fichiers de config, presets, mkinitcpio.conf ? Seulement config et presets.
Grâce aux conseils judicieux de tuxce voici le PKGBUILD intégralement pompé sur le svn du kernel 2.6.29.4 officiel et légèrement modifié par mes soins pour la version 2.6.29.6 :
Code : Tout sélectionner
# Maintainer: Tobias Powalowski <tpowa@archlinux.org>
# Maintainer: Thomas Baechler <thomas@archlinux.org>
# Contributor: Ronan Rabouin <darbaboon@gmail.com>
pkgname=kernel26-tuz # Build kernel with a different name
_kernelname=${pkgname#kernel26}
_basekernel=2.6.29
pkgver=${_basekernel}.6
pkgrel=1
_patchname="patch-${pkgver}-1-ARCH"
pkgdesc="The Linux Kernel and modules"
arch=(i686 x86_64)
license=('GPL2')
groups=('base')
url="http://www.kernel.org"
backup=(etc/mkinitcpio.d/${pkgname}.preset)
depends=('coreutils' 'kernel26-firmware>=2.6.29' 'module-init-tools' 'mkinitcpio>=0.5.20')
# pwc, ieee80211 and hostap-driver26 modules are included in kernel26 now
# nforce package support was abandoned by nvidia, kernel modules should cover everything now.
# kernel24 support is dropped since glibc24
replaces=('kernel24' 'kernel24-scsi' 'kernel26-scsi'
'alsa-driver' 'ieee80211' 'hostap-driver26'
'pwc' 'nforce' 'squashfs' 'unionfs' 'ivtv'
'zd1211' 'kvm-modules' 'iwlwifi' 'rt2x00-cvs'
'gspcav1' 'atl2' 'wlan-ng26' 'aufs')
install=kernel26.install
source=(ftp://ftp.kernel.org/pub/linux/kernel/v2.6/linux-$_basekernel.tar.bz2
ftp://ftp.archlinux.org/other/kernel26/${_patchname}.bz2
# the main kernel config files
config config.x86_64
# standard config files for mkinitcpio ramdisk
kernel26.preset)
optdepends=('crda: to set the correct wireless channels of your country')
md5sums=('64921b5ff5cdadbccfcd3820f03be7d8'
'8072f9ab50f26a984ba27d0251dfbd49'
'3aa1b726dae7bfc071525b29fdee1f9b'
'e0ced221b86621183b6d9d4c0acebe0e'
'25584700a0a679542929c4bed31433b6')
build() {
KARCH=x86
cd ${srcdir}/linux-$_basekernel
# Add -ARCH patches
# See http://projects.archlinux.org/git/?p=linux-2.6-ARCH.git;a=summary
patch -Np1 -i ${srcdir}/${_patchname} || return 1
if [ "$CARCH" = "x86_64" ]; then
cat ../config.x86_64 >./.config
else
cat ../config >./.config
fi
if [ "${_kernelname}" != "" ]; then
sed -i "s|CONFIG_LOCALVERSION=.*|CONFIG_LOCALVERSION=\"${_kernelname}\"|g" ./.config
fi
# get kernel version
make prepare
_kernver="$(make kernelrelease)"
# load configuration
# Configure the kernel. Replace the line below with one of your choice.
#make menuconfig # CLI menu for configuration
#make xconfig # X-based configuration
#make oldconfig # using old config from previous kernel version
# ... or manually edit .config
####################
# stop here
# this is useful to configure the kernel
#msg "Stopping build"
#return 1
####################
yes "" | make config
# build!
make bzImage modules || return 1
mkdir -p ${pkgdir}/{lib/modules,boot}
make INSTALL_MOD_PATH=${pkgdir} modules_install || return 1
cp System.map ${pkgdir}/boot/System.map26${_kernelname}
cp arch/$KARCH/boot/bzImage ${pkgdir}/boot/vmlinuz26${_kernelname}
install -D -m644 Makefile \
${pkgdir}/usr/src/linux-${_kernver}/Makefile
install -D -m644 kernel/Makefile \
${pkgdir}/usr/src/linux-${_kernver}/kernel/Makefile
install -D -m644 .config \
${pkgdir}/usr/src/linux-${_kernver}/.config
mkdir -p ${pkgdir}/usr/src/linux-${_kernver}/include
for i in acpi asm-{generic,x86} config linux math-emu media net pcmcia scsi sound video; do
cp -a include/$i ${pkgdir}/usr/src/linux-${_kernver}/include/
done
# copy arch includes for external modules
mkdir -p ${pkgdir}/usr/src/linux-${_kernver}/arch/x86
cp -a arch/x86/include ${pkgdir}/usr/src/linux-${_kernver}/arch/x86/
# copy files necessary for later builds, like nvidia and vmware
cp Module.symvers ${pkgdir}/usr/src/linux-${_kernver}
cp -a scripts ${pkgdir}/usr/src/linux-${_kernver}
# fix permissions on scripts dir
chmod og-w -R ${pkgdir}/usr/src/linux-${_kernver}/scripts
#mkdir -p ${pkgdir}/usr/src/linux-${_kernver}/.tmp_versions
mkdir -p ${pkgdir}/usr/src/linux-${_kernver}/arch/$KARCH/kernel
cp arch/$KARCH/Makefile ${pkgdir}/usr/src/linux-${_kernver}/arch/$KARCH/
if [ "$CARCH" = "i686" ]; then
cp arch/$KARCH/Makefile_32.cpu ${pkgdir}/usr/src/linux-${_kernver}/arch/$KARCH/
fi
cp arch/$KARCH/kernel/asm-offsets.s ${pkgdir}/usr/src/linux-${_kernver}/arch/$KARCH/kernel/
# add headers for lirc package
mkdir -p ${pkgdir}/usr/src/linux-${_kernver}/drivers/media/video
cp drivers/media/video/*.h ${pkgdir}/usr/src/linux-${_kernver}/drivers/media/video/
for i in bt8xx cpia2 cx25840 cx88 em28xx et61x251 pwc saa7134 sn9c102 usbvideo zc0301; do
mkdir -p ${pkgdir}/usr/src/linux-${_kernver}/drivers/media/video/$i
cp -a drivers/media/video/$i/*.h ${pkgdir}/usr/src/linux-${_kernver}/drivers/media/video/$i
done
# add dm headers
mkdir -p ${pkgdir}/usr/src/linux-${_kernver}/drivers/md
cp drivers/md/*.h ${pkgdir}/usr/src/linux-${_kernver}/drivers/md
# add inotify.h
mkdir -p ${pkgdir}/usr/src/linux-${_kernver}/include/linux
cp include/linux/inotify.h ${pkgdir}/usr/src/linux-${_kernver}/include/linux/
# add CLUSTERIP file for iptables
mkdir -p ${pkgdir}/usr/src/linux-${_kernver}/net/ipv4/netfilter/
# add wireless headers
mkdir -p ${pkgdir}/usr/src/linux-${_kernver}/net/mac80211/
cp net/mac80211/*.h ${pkgdir}/usr/src/linux-${_kernver}/net/mac80211/
# add dvb headers for external modules
# in reference to:
# http://bugs.archlinux.org/task/9912
mkdir -p ${pkgdir}/usr/src/linux-${_kernver}/drivers/media/dvb/dvb-core
cp drivers/media/dvb/dvb-core/*.h ${pkgdir}/usr/src/linux-${_kernver}/drivers/media/dvb/dvb-core/
# add dvb headers for external modules
# in reference to:
# http://bugs.archlinux.org/task/11194
mkdir -p ${pkgdir}/usr/src/linux-${_kernver}/include/config/dvb/
cp include/config/dvb/*.h ${pkgdir}/usr/src/linux-${_kernver}/include/config/dvb/
# add dvb headers for http://mcentral.de/hg/~mrec/em28xx-new
# in reference to:
# http://bugs.archlinux.org/task/13146
mkdir -p ${pkgdir}/usr/src/linux-${_kernver}/drivers/media/dvb/frontends/
cp drivers/media/dvb/frontends/lgdt330x.h ${pkgdir}/usr/src/linux-${_kernver}/drivers/media/dvb/frontends/
cp drivers/media/video/msp3400-driver.h ${pkgdir}/usr/src/linux-${_kernver}/drivers/media/dvb/frontends/
# add xfs and shmem for aufs building
mkdir -p ${pkgdir}/usr/src/linux-${_kernver}/fs/xfs
mkdir -p ${pkgdir}/usr/src/linux-${_kernver}/mm
cp fs/xfs/xfs_sb.h ${pkgdir}/usr/src/linux-${_kernver}/fs/xfs/xfs_sb.h
# add headers vor virtualbox
# in reference to:
# http://bugs.archlinux.org/task/14568
cp -a include/drm $pkgdir/usr/src/linux-${_kernver}/include/
# add headers for broadcom wl
# in reference to:
# http://bugs.archlinux.org/task/14568
cp -a include/trace $pkgdir/usr/src/linux-${_kernver}/include/
# add vmlinux
cp vmlinux ${pkgdir}/usr/src/linux-${_kernver}
# copy in Kconfig files
for i in `find . -name "Kconfig*"`; do
mkdir -p ${pkgdir}/usr/src/linux-${_kernver}/`echo $i | sed 's|/Kconfig.*||'`
cp $i ${pkgdir}/usr/src/linux-${_kernver}/$i
done
cd ${pkgdir}/usr/src/linux-${_kernver}/include && ln -s asm-$KARCH asm
chown -R root.root ${pkgdir}/usr/src/linux-${_kernver}
find ${pkgdir}/usr/src/linux-${_kernver} -type d -exec chmod 755 {} \;
cd ${pkgdir}/lib/modules/${_kernver} && \
(rm -f source build; ln -sf ../../../usr/src/linux-${_kernver} build)
# install fallback mkinitcpio.conf file and preset file for kernel
install -m644 -D ${srcdir}/kernel26.preset ${pkgdir}/etc/mkinitcpio.d/${pkgname}.preset || return 1
# set correct depmod command for install
sed \
-e "s/KERNEL_NAME=.*/KERNEL_NAME=${_kernelname}/g" \
-e "s/KERNEL_VERSION=.*/KERNEL_VERSION=${_kernver}/g" \
-i $startdir/kernel26.install
sed \
-e "s|source .*|source /etc/mkinitcpio.d/kernel26${_kernelname}.kver|g" \
-e "s|default_image=.*|default_image=\"/boot/${pkgname}.img\"|g" \
-e "s|fallback_image=.*|fallback_image=\"/boot/${pkgname}-fallback.img\"|g" \
-i ${pkgdir}/etc/mkinitcpio.d/${pkgname}.preset
echo -e "# DO NOT EDIT THIS FILE\nALL_kver='${_kernver}'" > ${startdir}/pkg/etc/mkinitcpio.d/${pkgname}.kver
# remove unneeded architectures
rm -rf ${pkgdir}/usr/src/linux-${_kernver}/arch/{alpha,arm,arm26,avr32,blackfin,cris,frv,h8300,ia64,m32r,m68k,m68knommu,mips,mn10300,parisc,powerpc,ppc,s390,sh,sh64,sparc,sparc64,um,v850,xtensa}
# remove the firmware
rm -rf ${pkgdir}/lib/firmware
}