diff options
Diffstat (limited to 'PKGBUILD')
| -rw-r--r-- | PKGBUILD | 221 |
1 files changed, 221 insertions, 0 deletions
diff --git a/PKGBUILD b/PKGBUILD new file mode 100644 index 000000000000..3ce6441ab58b --- /dev/null +++ b/PKGBUILD @@ -0,0 +1,221 @@ +# Maintainer: Jan Alexander Steffens (heftig) <heftig@archlinux.org> + +pkgbase=linux-cpu-opt +pkgver=5.9.1.arch1 +pkgrel=1 +pkgdesc='Linux (with CPU optimizations patch)' +_srctag=v${pkgver%.*}-${pkgver##*.} +_major_ver=$(echo $pkgver | cut -d '.' -f 1-2) +url="https://git.archlinux.org/linux.git/log/?h=$_srctag" +arch=(x86_64) +license=(GPL2) +makedepends=( + bc kmod libelf pahole + xmlto python-sphinx python-sphinx_rtd_theme graphviz imagemagick + git + awk sed +) +options=('!strip') +_srcname=archlinux-linux +source=( + "$_srcname::git+https://git.archlinux.org/linux.git?signed#tag=$_srctag" + config # the main kernel config file + sphinx-workaround.patch + "enable-cpu-optimizations-for-gcc10.patch::https://gitweb.gentoo.org/proj/linux-patches.git/plain/5013_enable-cpu-optimizations-for-gcc10.patch?h=${_major_ver}" +) +validpgpkeys=( + 'ABAF11C65A2970B130ABE3C479BE3E4300411886' # Linus Torvalds + '647F28654894E3BD457199BE38DBBDC86092693E' # Greg Kroah-Hartman + 'A2FF3A36AAA56654109064AB19802F8B0D70FC30' # Jan Alexander Steffens (heftig) +) +sha256sums=('SKIP' + 'e7d3e5a34d47d2d0850e916efcd31b6537ab917eacbb53df0e18c8596ee46839' + '8cb21e0b3411327b627a9dd15b8eb773295a0d2782b1a41b2a8839d1b2f5778c' + '5ab29eb64e57df83b395a29a6a4f89030d142feffbfbf73b3afc6d97a2a7fd12') + +export KBUILD_BUILD_HOST=archlinux +export KBUILD_BUILD_USER=$pkgbase +export KBUILD_BUILD_TIMESTAMP="$(date -Ru${SOURCE_DATE_EPOCH:+d @$SOURCE_DATE_EPOCH})" + +prepare() { + cd $_srcname + + echo "Setting version..." + scripts/setlocalversion --save-scmversion + echo "-$pkgrel" > localversion.10-pkgrel + echo "${pkgbase#linux}" > localversion.20-pkgname + + local src + for src in "${source[@]}"; do + src="${src%%::*}" + src="${src##*/}" + [[ $src = *.patch ]] || continue + echo "Applying patch $src..." + patch -Np1 < "../$src" + done + + echo "Setting config..." + cp ../config .config + + microarch=$(echo -march=x86-64 $CFLAGS | sed -r 's/.*-march=([a-z0-9-]+).*/\1/') + echo "Prepare for ${microarch} microarchitecture..." + _config_param_name="" + case "$microarch" in + native|k6|k7|k8|k10|bulldozer|piledriver|steamroller|excavator|atom|nehalem|westmere|silvermont|goldmont|sandybridge|ivybridge|haswell|broadwell|skylake|icelake|core2) + _config_param_name="$(echo $microarch | awk '{ print toupper($0) }')";; + znver1) _config_param_name="ZEN";; + znver2) _config_param_name="ZEN2";; + *) + echo "Unrecognized microarch '${microarch}, using 'native' by default'" + _config_param_name="NATIVE" ;; + esac + if [[ ! -z "${_config_param_name}" ]]; then + echo -e "\nCONFIG_M${_config_param_name}=y" >> .config + sed -e 's|^CONFIG_GENERIC_CPU=y|# CONFIG_GENERIC_CPU is not set|g' -i .config + fi + + make olddefconfig + + make -s kernelrelease > version + echo "Prepared $pkgbase version $(<version)" +} + +build() { + cd $_srcname + make all + make htmldocs +} + +_package() { + pkgdesc="The $pkgdesc kernel and modules" + depends=(coreutils kmod initramfs) + optdepends=('crda: to set the correct wireless channels of your country' + 'linux-firmware: firmware images needed for some devices') + provides=(VIRTUALBOX-GUEST-MODULES WIREGUARD-MODULE) + replaces=(virtualbox-guest-modules-arch wireguard-arch) + + cd $_srcname + local kernver="$(<version)" + local modulesdir="$pkgdir/usr/lib/modules/$kernver" + + echo "Installing boot image..." + # systemd expects to find the kernel here to allow hibernation + # https://github.com/systemd/systemd/commit/edda44605f06a41fb86b7ab8128dcf99161d2344 + install -Dm644 "$(make -s image_name)" "$modulesdir/vmlinuz" + + # Used by mkinitcpio to name the kernel + echo "$pkgbase" | install -Dm644 /dev/stdin "$modulesdir/pkgbase" + + echo "Installing modules..." + make INSTALL_MOD_PATH="$pkgdir/usr" INSTALL_MOD_STRIP=1 modules_install + + # remove build and source links + rm "$modulesdir"/{source,build} +} + +_package-headers() { + pkgdesc="Headers and scripts for building modules for the $pkgdesc kernel" + + cd $_srcname + local builddir="$pkgdir/usr/lib/modules/$(<version)/build" + + echo "Installing build files..." + install -Dt "$builddir" -m644 .config Makefile Module.symvers System.map \ + localversion.* version vmlinux + install -Dt "$builddir/kernel" -m644 kernel/Makefile + install -Dt "$builddir/arch/x86" -m644 arch/x86/Makefile + cp -t "$builddir" -a scripts + + # add objtool for external module building and enabled VALIDATION_STACK option + install -Dt "$builddir/tools/objtool" tools/objtool/objtool + + # add xfs and shmem for aufs building + mkdir -p "$builddir"/{fs/xfs,mm} + + echo "Installing headers..." + cp -t "$builddir" -a include + cp -t "$builddir/arch/x86" -a arch/x86/include + install -Dt "$builddir/arch/x86/kernel" -m644 arch/x86/kernel/asm-offsets.s + + install -Dt "$builddir/drivers/md" -m644 drivers/md/*.h + install -Dt "$builddir/net/mac80211" -m644 net/mac80211/*.h + + # http://bugs.archlinux.org/task/13146 + install -Dt "$builddir/drivers/media/i2c" -m644 drivers/media/i2c/msp3400-driver.h + + # http://bugs.archlinux.org/task/20402 + install -Dt "$builddir/drivers/media/usb/dvb-usb" -m644 drivers/media/usb/dvb-usb/*.h + install -Dt "$builddir/drivers/media/dvb-frontends" -m644 drivers/media/dvb-frontends/*.h + install -Dt "$builddir/drivers/media/tuners" -m644 drivers/media/tuners/*.h + + echo "Installing KConfig files..." + find . -name 'Kconfig*' -exec install -Dm644 {} "$builddir/{}" \; + + echo "Removing unneeded architectures..." + local arch + for arch in "$builddir"/arch/*/; do + [[ $arch = */x86/ ]] && continue + echo "Removing $(basename "$arch")" + rm -r "$arch" + done + + echo "Removing documentation..." + rm -r "$builddir/Documentation" + + echo "Removing broken symlinks..." + find -L "$builddir" -type l -printf 'Removing %P\n' -delete + + echo "Removing loose objects..." + find "$builddir" -type f -name '*.o' -printf 'Removing %P\n' -delete + + echo "Stripping build tools..." + local file + while read -rd '' file; do + case "$(file -bi "$file")" in + application/x-sharedlib\;*) # Libraries (.so) + strip -v $STRIP_SHARED "$file" ;; + application/x-archive\;*) # Libraries (.a) + strip -v $STRIP_STATIC "$file" ;; + application/x-executable\;*) # Binaries + strip -v $STRIP_BINARIES "$file" ;; + application/x-pie-executable\;*) # Relocatable binaries + strip -v $STRIP_SHARED "$file" ;; + esac + done < <(find "$builddir" -type f -perm -u+x ! -name vmlinux -print0) + + echo "Stripping vmlinux..." + strip -v $STRIP_STATIC "$builddir/vmlinux" + + echo "Adding symlink..." + mkdir -p "$pkgdir/usr/src" + ln -sr "$builddir" "$pkgdir/usr/src/$pkgbase" +} + +_package-docs() { + pkgdesc="Documentation for the $pkgdesc kernel" + + cd $_srcname + local builddir="$pkgdir/usr/lib/modules/$(<version)/build" + + echo "Installing documentation..." + local src dst + while read -rd '' src; do + dst="${src#Documentation/}" + dst="$builddir/Documentation/${dst#output/}" + install -Dm644 "$src" "$dst" + done < <(find Documentation -name '.*' -prune -o ! -type d -print0) + + echo "Adding symlink..." + mkdir -p "$pkgdir/usr/share/doc" + ln -sr "$builddir/Documentation" "$pkgdir/usr/share/doc/$pkgbase" +} + +pkgname=("$pkgbase" "$pkgbase-headers" "$pkgbase-docs") +for _p in "${pkgname[@]}"; do + eval "package_$_p() { + $(declare -f "_package${_p#$pkgbase}") + _package${_p#$pkgbase} + }" +done + +# vim:set ts=8 sts=2 sw=2 et: |