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authoregnappahz2020-10-26 19:04:24 +0100
committeregnappahz2020-10-26 19:04:24 +0100
commit937782c79071bd4ca48834c04c406a2af593f0e3 (patch)
tree0e0041490268b9f976feb38508e83537156b1ff7 /PKGBUILD
downloadaur-937782c79071bd4ca48834c04c406a2af593f0e3.tar.gz
Initial push
Diffstat (limited to 'PKGBUILD')
-rw-r--r--PKGBUILD261
1 files changed, 261 insertions, 0 deletions
diff --git a/PKGBUILD b/PKGBUILD
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+# Maintainer: Steven De Bondt <egnappah at gmail dot com>
+
+pkgbase=linux-amd-znver2
+_srcname=linux
+gitver=v5.9.1
+pkgver=5.9.v.1
+pkgrel=1
+arch=('x86_64')
+url="https://www.kernel.org/"
+license=('GPL2')
+makedepends=('xmlto' 'docbook-xsl' 'kmod' 'inetutils' 'bc' 'git' 'libelf')
+options=('!strip')
+
+source=("git+https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git#tag=$gitver"
+ # the main kernel config files
+ 'config.x86_64'
+ # standard config files for mkinitcpio ramdisk
+ "${pkgbase}.preset"
+ # linux package install directives for pacman
+ 'linux.install'
+ # patch from our gentoo overlords
+ '5013_enable-cpu-optimizations-for-gcc10.patch'
+)
+sha256sums=('SKIP'
+ #config.x86_64
+ 'e34a67499393b0f97bd6e67729a711fa7e426771397ef8f1c9e82a1842c43b53'
+ #.preset file
+ '71caf34adf69e9e2567a38cfc951d1c60b13dbe87f58a9acfeb3fe48ffdc9d08'
+ #linux install file
+ 'd590e751ab4cf424b78fd0d57e53d187f07401a68c8b468d17a5f39a337dacf0'
+ #gentoopatch
+ '5ab29eb64e57df83b395a29a6a4f89030d142feffbfbf73b3afc6d97a2a7fd12'
+)
+
+_kernelname=${pkgbase#linux}
+
+pkgver() {
+ echo $pkgver
+}
+
+prepare() {
+ cd "${_srcname}"
+ if [ "${CARCH}" = "x86_64" ]; then
+ cat "${srcdir}/config.x86_64" > ./.config
+ else
+ echo "Sorry, non x86_64 arch not supported."
+ exit 2
+ fi
+
+ # don't run depmod on 'make install'. We'll do this ourselves in packaging
+ sed -i '2iexit 0' scripts/depmod.sh
+
+ # Implement all packaged patches.
+ msg2 "Implementing custom kernel patches"
+ while read patch; do
+ echo "Applying $patch"
+ git apply $patch || echo "ERROR: something went wrong with $patch. Advancing anyway."
+ done <<< $(ls ../*.patch)
+
+ # get kernel version
+ msg2 "Preparing kernel"
+ yes "" | make prepare
+
+ # load configuration
+ msg2 "Preparing config"
+ # Configure the kernel. Replace the line below with one of your choice.
+ #make menuconfig # CLI menu for configuration
+ #make nconfig # new CLI menu for configuration
+ #make xconfig # X-based configuration
+ #make oldconfig # using old config from previous kernel version
+ make olddefconfig # old config from previous kernel, defaults for new options
+ # ... or manually edit .config
+}
+
+build() {
+ cd "${_srcname}"
+
+ #Force zenv2 architecture optimisation.
+ export CFLAGS="-march=znver2 -mtune=znver2 -O2 -pipe -fstack-protector-strong"
+ export CXXFLAGS="${CFLAGS}"
+ make ${MAKEFLAGS} LOCALVERSION= bzImage modules
+}
+
+_package() {
+ pkgdesc="Linux kernel aimed at the znver2 AMD CPU based hardware"
+ depends=('coreutils' 'linux-firmware' 'kmod' 'mkinitcpio>=0.7')
+ optdepends=('crda: to set the correct wireless channels of your country')
+ provides=('linux')
+ backup=("etc/mkinitcpio.d/${pkgbase}.preset")
+ install=linux.install
+
+ cd "${_srcname}"
+
+ KARCH=x86
+
+ # get kernel version
+ _kernver="$(make LOCALVERSION= kernelrelease)"
+ _basekernel=${_kernver%%-*}
+ _basekernel=${_basekernel%.*}
+
+ mkdir -p "${pkgdir}"/{lib/modules,lib/firmware,boot}
+ make LOCALVERSION= INSTALL_MOD_PATH="${pkgdir}" modules_install
+ cp arch/$KARCH/boot/bzImage "${pkgdir}/boot/vmlinuz-${pkgbase}"
+
+ # set correct depmod command for install
+ cp -f "${startdir}/${install}" "${startdir}/${install}.pkg"
+ true && install=${install}.pkg
+ sed \
+ -e "s/KERNEL_NAME=.*/KERNEL_NAME=${_kernelname}/" \
+ -e "s/KERNEL_VERSION=.*/KERNEL_VERSION=${_kernver}/" \
+ -i "${startdir}/${install}"
+
+ # install mkinitcpio preset file for kernel
+ install -D -m644 "${srcdir}/${pkgbase}.preset" "${pkgdir}/etc/mkinitcpio.d/${pkgbase}.preset"
+ sed \
+ -e "1s|'linux.*'|'${pkgbase}'|" \
+ -e "s|ALL_kver=.*|ALL_kver=\"/boot/vmlinuz-${pkgbase}\"|" \
+ -e "s|default_image=.*|default_image=\"/boot/initramfs-${pkgbase}.img\"|" \
+ -e "s|fallback_image=.*|fallback_image=\"/boot/initramfs-${pkgbase}-fallback.img\"|" \
+ -i "${pkgdir}/etc/mkinitcpio.d/${pkgbase}.preset"
+
+ # remove build and source links
+ rm -f "${pkgdir}"/lib/modules/${_kernver}/{source,build}
+ # remove the firmware
+ rm -rf "${pkgdir}/lib/firmware"
+ # make room for external modules
+ ln -s "../extramodules-${_basekernel}${_kernelname:--ARCH}" "${pkgdir}/lib/modules/${_kernver}/extramodules"
+ # add real version for building modules and running depmod from post_install/upgrade
+ mkdir -p "${pkgdir}/lib/modules/extramodules-${_basekernel}${_kernelname:--ARCH}"
+ echo "${_kernver}" > "${pkgdir}/lib/modules/extramodules-${_basekernel}${_kernelname:--ARCH}/version"
+
+ # Now we call depmod...
+ depmod -b "${pkgdir}" -F System.map "${_kernver}"
+
+ # move module tree /lib -> /usr/lib
+ mkdir -p "${pkgdir}/usr"
+ mv "${pkgdir}/lib" "${pkgdir}/usr/"
+
+ # add vmlinux
+ install -D -m644 vmlinux "${pkgdir}/usr/lib/modules/${_kernver}/build/vmlinux"
+
+ # add System.map
+ install -D -m644 System.map "${pkgdir}/boot/System.map-${_kernver}"
+}
+
+_package-headers() {
+ pkgdesc="Header files and scripts for building modules for the linux-amd-znver2 kernel"
+ provides=('linux-headers')
+
+ install -dm755 "${pkgdir}/usr/lib/modules/${_kernver}"
+
+ cd "${_srcname}"
+ install -D -m644 Makefile \
+ "${pkgdir}/usr/lib/modules/${_kernver}/build/Makefile"
+ install -D -m644 kernel/Makefile \
+ "${pkgdir}/usr/lib/modules/${_kernver}/build/kernel/Makefile"
+ install -D -m644 .config \
+ "${pkgdir}/usr/lib/modules/${_kernver}/build/.config"
+
+ mkdir -p "${pkgdir}/usr/lib/modules/${_kernver}/build/include"
+
+ for i in acpi asm-generic config crypto drm generated keys linux math-emu \
+ media net pcmcia scsi sound trace uapi video xen; do
+ cp -a include/${i} "${pkgdir}/usr/lib/modules/${_kernver}/build/include/"
+ done
+
+ # copy arch includes for external modules
+ mkdir -p "${pkgdir}/usr/lib/modules/${_kernver}/build/arch/x86"
+ cp -a arch/x86/include "${pkgdir}/usr/lib/modules/${_kernver}/build/arch/x86/"
+
+ # copy files necessary for later builds, like nvidia and vmware
+ cp Module.symvers "${pkgdir}/usr/lib/modules/${_kernver}/build"
+ cp -a scripts "${pkgdir}/usr/lib/modules/${_kernver}/build"
+
+ # fix permissions on scripts dir
+ chmod og-w -R "${pkgdir}/usr/lib/modules/${_kernver}/build/scripts"
+ mkdir -p "${pkgdir}/usr/lib/modules/${_kernver}/build/.tmp_versions"
+
+ mkdir -p "${pkgdir}/usr/lib/modules/${_kernver}/build/arch/${KARCH}/kernel"
+
+ cp arch/${KARCH}/Makefile "${pkgdir}/usr/lib/modules/${_kernver}/build/arch/${KARCH}/"
+
+ if [ "${CARCH}" = "i686" ]; then
+ cp arch/${KARCH}/Makefile_32.cpu "${pkgdir}/usr/lib/modules/${_kernver}/build/arch/${KARCH}/"
+ fi
+
+ cp arch/${KARCH}/kernel/asm-offsets.s "${pkgdir}/usr/lib/modules/${_kernver}/build/arch/${KARCH}/kernel/"
+
+ # add dm headers
+ mkdir -p "${pkgdir}/usr/lib/modules/${_kernver}/build/drivers/md"
+ cp drivers/md/*.h "${pkgdir}/usr/lib/modules/${_kernver}/build/drivers/md"
+
+ # add inotify.h
+ mkdir -p "${pkgdir}/usr/lib/modules/${_kernver}/build/include/linux"
+ cp include/linux/inotify.h "${pkgdir}/usr/lib/modules/${_kernver}/build/include/linux/"
+
+ # add wireless headers
+ mkdir -p "${pkgdir}/usr/lib/modules/${_kernver}/build/net/mac80211/"
+ cp net/mac80211/*.h "${pkgdir}/usr/lib/modules/${_kernver}/build/net/mac80211/"
+
+ # copy in Kconfig files
+ for i in $(find . -name "Kconfig*"); do
+ mkdir -p "${pkgdir}"/usr/lib/modules/${_kernver}/build/`echo ${i} | sed 's|/Kconfig.*||'`
+ cp ${i} "${pkgdir}/usr/lib/modules/${_kernver}/build/${i}"
+ done
+
+ # Fix file conflict with -doc package
+ rm "${pkgdir}/usr/lib/modules/${_kernver}/build/Documentation/kbuild"/Kconfig.*-*
+ rm "${pkgdir}/usr/lib/modules/${_kernver}/build/Documentation/Kconfig"
+
+ # Add objtool for CONFIG_STACK_VALIDATION
+ mkdir -p "${pkgdir}/usr/lib/modules/${_kernver}/build/tools"
+ cp -a tools/objtool "${pkgdir}/usr/lib/modules/${_kernver}/build/tools"
+
+ chown -R root.root "${pkgdir}/usr/lib/modules/${_kernver}/build"
+ find "${pkgdir}/usr/lib/modules/${_kernver}/build" -type d -exec chmod 755 {} \;
+
+ # strip scripts directory
+ find "${pkgdir}/usr/lib/modules/${_kernver}/build/scripts" -type f -perm -u+w 2>/dev/null | while read binary ; do
+ case "$(file -bi "${binary}")" in
+ *application/x-sharedlib*) # Libraries (.so)
+ /usr/bin/strip ${STRIP_SHARED} "${binary}";;
+ *application/x-archive*) # Libraries (.a)
+ /usr/bin/strip ${STRIP_STATIC} "${binary}";;
+ *application/x-executable*) # Binaries
+ /usr/bin/strip ${STRIP_BINARIES} "${binary}";;
+ esac
+ done
+
+ # remove unneeded architectures
+ while read modarch; do
+ rm -rf $modarch
+ done <<< $(find "${pkgdir}"/usr/lib/modules/${_kernver}/build/arch/ -maxdepth 1 -mindepth 1 -type d | grep -v /x86$)
+
+ #Fix missing vdso files after overhaul
+ cp -r "include/vdso/" "${pkgdir}/usr/lib/modules/${_kernver}/build/include/"
+}
+
+_package-docs() {
+ pkgdesc="Kernel hackers manual - HTML documentation that comes with the Linux kernel"
+ provides=('linux-docs')
+
+ cd "${_srcname}"
+
+ mkdir -p "${pkgdir}/usr/lib/modules/${_kernver}/build"
+ cp -al Documentation "${pkgdir}/usr/lib/modules/${_kernver}/build"
+ find "${pkgdir}" -type f -exec chmod 444 {} \;
+ find "${pkgdir}" -type d -exec chmod 755 {} \;
+
+ # remove a file already in linux package
+ rm -f "${pkgdir}/usr/lib/modules/${_kernver}/build/Documentation/DocBook/Makefile"
+
+}
+
+pkgname=("${pkgbase}" "${pkgbase}-headers" "${pkgbase}-docs")
+for _p in ${pkgname[@]}; do
+ eval "package_${_p}() {
+ $(declare -f "_package${_p#${pkgbase}}")
+ _package${_p#${pkgbase}}
+ }"
+done