qubes-linux-kernel/kernel-domU.spec
2011-04-17 00:46:07 +02:00

279 lines
8.7 KiB
RPMSpec

# A spec file for building xenlinux Dom0 kernel for Qubes
# Based on the Open SUSE kernel-spec & Fedora kernel-spec.
#
#%define _unpackaged_files_terminate_build 0
%define variant domU.qubes
%define rel %(cat rel).%{variant}
%define _buildshell /bin/bash
%define build_flavor domU
%define build_xen 1
%global cpu_arch x86_64
%define cpu_arch_flavor %cpu_arch/%build_flavor
%define kernelrelease %version-%rel.%cpu_arch
%define my_builddir %_builddir/%{name}-%{version}
%define build_src_dir %my_builddir/linux-%version
%define src_install_dir /usr/src/kernels/%kernelrelease
%define kernel_build_dir %my_builddir/linux-obj
%(chmod +x %_sourcedir/{guards,apply-patches,check-for-config-changes})
%define install_vdso 1
Name: kernel
Summary: The Xen Kernel
Version: %{version}
Release: %{rel}
License: GPL v2 only
Group: System/Kernel
Url: http://www.kernel.org/
AutoReqProv: on
BuildRequires: coreutils module-init-tools sparse
Provides: multiversion(kernel)
Provides: %name = %version-%kernelrelease
Requires(pre): coreutils gawk
Requires(post): dracut
Conflicts: sysfsutils < 2.0
# root-lvm only works with newer udevs
Conflicts: udev < 118
Conflicts: lvm2 < 2.02.33
Provides: kernel = %version-%kernelrelease
Source0: linux-%version.tar.bz2
Source14: series-domU.conf
Source16: guards
Source17: apply-patches
Source33: check-for-config-changes
Source60: config.sh
Source100: config-%{build_flavor}
Source102: patches.arch.tar.bz2
Source103: patches.drivers.tar.bz2
Source104: patches.fixes.tar.bz2
Source105: patches.rpmify.tar.bz2
Source106: patches.suse.tar.bz2
Source107: patches.xen.tar.bz2
Source108: patches.addon.tar.bz2
Source109: patches.kernel.org.tar.bz2
BuildRoot: %{_tmppath}/%{name}-%{version}-build
ExclusiveArch: x86_64
%description
Qubes Dom0 kernel.
%prep
if ! [ -e %_sourcedir/linux-%version.tar.bz2 ]; then
echo "The %name-%version.nosrc.rpm package does not contain the" \
"complete sources. Please install kernel-source-%version.src.rpm."
exit 1
fi
SYMBOLS=domU
# Unpack all sources and patches
%setup -q -c -T -a 0 -a 102 -a 103 -a 104 -a 105 -a 106 -a 107 -a 108 -a 109
mkdir -p %kernel_build_dir
cd linux-%version
%_sourcedir/apply-patches %_sourcedir/series-domU.conf .. $SYMBOLS
cd %kernel_build_dir
cp %_sourcedir/config-%{build_flavor} .config
%build_src_dir/scripts/config \
--set-str CONFIG_LOCALVERSION -%release.%cpu_arch \
--disable CONFIG_DEBUG_INFO
# --enable CONFIG_DEBUG_INFO
# Enabling CONFIG_DEBUG_INFO produces *huge* packages!
MAKE_ARGS="$MAKE_ARGS -C %build_src_dir O=$PWD"
if test -e %_sourcedir/TOLERATE-UNKNOWN-NEW-CONFIG-OPTIONS; then
yes '' | make oldconfig $MAKE_ARGS
else
cp .config .config.orig
make silentoldconfig $MAKE_ARGS < /dev/null
%_sourcedir/check-for-config-changes .config.orig .config
rm .config.orig
fi
make prepare $MAKE_ARGS
make scripts $MAKE_ARGS
krel=$(make -s kernelrelease $MAKE_ARGS)
if [ "$krel" != "%kernelrelease" ]; then
echo "Kernel release mismatch: $krel != %kernelrelease" >&2
exit 1
fi
make clean $MAKE_ARGS
rm -f source
find . ! -type d -printf '%%P\n' > %my_builddir/obj-files
%build
cd %kernel_build_dir
# If the %jobs macro is defined to a number, make will spawn that many jobs.
# There are several ways how to define it:
# With plain rpmbuild:
# rpmbuild -ba --define 'jobs N' kernel-$flavor.spec
# To spawn as many jobs as there are cpu cores:
# rpmbuild -ba --define "jobs 0$(grep -c ^processor /proc/cpuinfo)" \
# kernel-$flavor.spec
make %{?jobs:-j%jobs} all $MAKE_ARGS CONFIG_DEBUG_SECTION_MISMATCH=y
%install
# get rid of /usr/lib/rpm/brp-strip-debug
# strip removes too much from the vmlinux ELF binary
export NO_BRP_STRIP_DEBUG=true
export STRIP_KEEP_SYMTAB='*/vmlinux-*'
cd %kernel_build_dir
mkdir -p %buildroot/boot
cp -p System.map %buildroot/boot/System.map-%kernelrelease
cp -p arch/x86/boot/bzImage %buildroot/boot/vmlinuz-%kernelrelease
cp .config %buildroot/boot/config-%kernelrelease
%if %install_vdso
# Install the unstripped vdso's that are linked in the kernel image
make vdso_install $MAKE_ARGS INSTALL_MOD_PATH=%buildroot
%endif
# Create a dummy initramfs with roughly the size the real one will have.
# That way, rpm will know that this package requires some additional
# space in /boot.
dd if=/dev/zero of=%buildroot/boot/initramfs-%kernelrelease.img \
bs=1M count=20
gzip -c9 < Module.symvers > %buildroot/boot/symvers-%kernelrelease.gz
make modules_install $MAKE_ARGS INSTALL_MOD_PATH=%buildroot
mkdir -p %buildroot/%src_install_dir
rm -f %buildroot/lib/modules/%kernelrelease/build
rm -f %buildroot/lib/modules/%kernelrelease/source
mkdir -p %buildroot/lib/modules/%kernelrelease/build
(cd %buildroot/lib/modules/%kernelrelease ; ln -s build source)
# dirs for additional modules per module-init-tools, kbuild/modules.txt
mkdir -p %buildroot/lib/modules/%kernelrelease/extra
mkdir -p %buildroot/lib/modules/%kernelrelease/updates
mkdir -p %buildroot/lib/modules/%kernelrelease/weak-updates
pushd %build_src_dir
cp --parents `find -type f -name "Makefile*" -o -name "Kconfig*"` %buildroot/lib/modules/%kernelrelease/build
cp -a scripts %buildroot/lib/modules/%kernelrelease/build
cp -a --parents arch/x86/include/asm %buildroot/lib/modules/%kernelrelease/build/
cp -a include %buildroot/lib/modules/%kernelrelease/build/include
popd
cp Module.symvers %buildroot/lib/modules/%kernelrelease/build
cp System.map %buildroot/lib/modules/%kernelrelease/build
if [ -s Module.markers ]; then
cp Module.markers %buildroot/lib/modules/%kernelrelease/build
fi
rm -rf %buildroot/lib/modules/%kernelrelease/build/Documentation
cp .config %buildroot/lib/modules/%kernelrelease/build
rm -f %buildroot/lib/modules/%kernelrelease/build/scripts/*.o
rm -f %buildroot/lib/modules/%kernelrelease/build/scripts/*/*.o
cp -a scripts/* %buildroot/lib/modules/%kernelrelease/build/scripts/
cp -a include/* %buildroot/lib/modules/%kernelrelease/build/include
# Make sure the Makefile and version.h have a matching timestamp so that
# external modules can be built
touch -r %buildroot/lib/modules/%kernelrelease/build/Makefile %buildroot/lib/modules/%kernelrelease/build/include/linux/version.h
touch -r %buildroot/lib/modules/%kernelrelease/build/.config %buildroot/lib/modules/%kernelrelease/build/include/linux/autoconf.h
# Copy .config to include/config/auto.conf so "make prepare" is unnecessary.
cp %buildroot/lib/modules/%kernelrelease/build/.config %buildroot/lib/modules/%kernelrelease/build/include/config/auto.conf
if test -s vmlinux.id; then
cp vmlinux.id %buildroot/lib/modules/%kernelrelease/build/vmlinux.id
else
echo >&2 "*** WARNING *** no vmlinux build ID! ***"
fi
#
# save the vmlinux file for kernel debugging into the kernel-debuginfo rpm
#
mkdir -p %buildroot%{debuginfodir}/lib/modules/%kernelrelease
cp vmlinux %buildroot%{debuginfodir}/lib/modules/%kernelrelease
find %buildroot/lib/modules/%kernelrelease -name "*.ko" -type f >modnames
# Move the devel headers out of the root file system
mkdir -p %buildroot/usr/src/kernels
mv %buildroot/lib/modules/%kernelrelease/build/* %buildroot/%src_install_dir
mv %buildroot/lib/modules/%kernelrelease/build/.config %buildroot/%src_install_dir
rmdir %buildroot/lib/modules/%kernelrelease/build
ln -sf $src_install_dir %buildroot/lib/modules/%kernelrelease/build
# Abort if there are any undefined symbols
msg="$(/sbin/depmod -F %buildroot/boot/System.map-%kernelrelease \
-b %buildroot -ae %kernelrelease 2>&1)"
if [ $? -ne 0 ] || echo "$msg" | grep 'needs unknown symbol'; then
exit 1
fi
%post
depmod -a %{kernelrelease}
dracut /boot/initramfs-%{kernelrelease} %{kernelrelease}
%files
%defattr(-, root, root)
%ghost /boot/initramfs-%{kernelrelease}.img
/boot/System.map-%{kernelrelease}
/boot/config-%{kernelrelease}
/boot/symvers-%kernelrelease.gz
%attr(0644, root, root) /boot/vmlinuz-%{kernelrelease}
/lib/firmware/%{kernelrelease}
/lib/modules/%{kernelrelease}
%package devel
Summary: Development files necessary for building kernel modules
License: GPL v2 only
Group: Development/Sources
Provides: multiversion(kernel)
Provides: %name-devel = %version-%kernelrelease
AutoReqProv: on
%description devel
This package contains files necessary for building kernel modules (and
kernel module packages) against the %build_flavor flavor of the kernel.
%post devel
if [ -f /etc/sysconfig/kernel ]
then
. /etc/sysconfig/kernel || exit $?
fi
if [ "$HARDLINK" != "no" -a -x /usr/sbin/hardlink ]
then
(cd /usr/src/kernels/%{kernelrelease} &&
/usr/bin/find . -type f | while read f; do
hardlink -c /usr/src/kernels/*.fc*.*/$f $f
done)
fi
%files devel
%defattr(-,root,root)
/usr/src/kernels/%{kernelrelease}
%changelog