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author | Joan Figueras | 2021-04-09 00:19:15 +0200 |
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committer | Joan Figueras | 2021-04-09 00:20:55 +0200 |
commit | 32e4d08c53ca5a02dae3fa49c217f7ace7f201aa (patch) | |
tree | 51343f853266862a5ebf8e203f1291ec9accbcdc /PKGBUILD | |
download | aur-32e4d08c53ca5a02dae3fa49c217f7ace7f201aa.tar.gz |
5.10.27-rt36-xanmod1
Diffstat (limited to 'PKGBUILD')
-rw-r--r-- | PKGBUILD | 304 |
1 files changed, 304 insertions, 0 deletions
diff --git a/PKGBUILD b/PKGBUILD new file mode 100644 index 000000000000..f4df390724c0 --- /dev/null +++ b/PKGBUILD @@ -0,0 +1,304 @@ +# Maintainer: Joan Figueras <ffigue at gmail dot com> +# Contributor: Torge Matthies <openglfreak at googlemail dot com> +# Contributor: Jan Alexander Steffens (heftig) <jan.steffens@gmail.com> +# Contributor: Yoshi2889 <rick.2889 at gmail dot com> +# Contributor: Tobias Powalowski <tpowa@archlinux.org> +# Contributor: Thomas Baechler <thomas@archlinux.org> + +## +## The following variables can be customized at build time. Use env or export to change at your wish +## +## Example: env _microarchitecture=99 use_numa=n use_tracers=n use_pds=n makepkg -sc +## +## Look inside 'choose-gcc-optimization.sh' to choose your microarchitecture +## Valid numbers between: 0 to 99 +## Default is: 0 => generic +## Good option if your package is for one machine: 99 => native +if [ -z ${_microarchitecture+x} ]; then + _microarchitecture=0 +fi + +## Disable NUMA since most users do not have multiple processors. Breaks CUDA/NvEnc. +## Archlinux and Xanmod enable it by default. +## Set variable "use_numa" to: n to disable (possibly increase performance) +## y to enable (stock default) +if [ -z ${use_numa+x} ]; then + use_numa=y +fi + +## For performance you can disable FUNCTION_TRACER/GRAPH_TRACER. Limits debugging and analyzing of the kernel. +## Stock Archlinux and Xanmod have this enabled. +## Set variable "use_tracers" to: n to disable (possibly increase performance) +## y to enable (stock default) +if [ -z ${use_tracers+x} ]; then + use_tracers=y +fi + +# Compile ONLY used modules to VASTLY reduce the number of modules built +# and the build time. +# +# To keep track of which modules are needed for your specific system/hardware, +# give module_db script a try: https://aur.archlinux.org/packages/modprobed-db +# This PKGBUILD read the database kept if it exists +# +# More at this wiki page ---> https://wiki.archlinux.org/index.php/Modprobed-db +if [ -z ${_localmodcfg} ]; then + _localmodcfg=n +fi + +# Tweak kernel options prior to a build via nconfig +_makenconfig= + +### IMPORTANT: Do no edit below this line unless you know what you're doing + +pkgbase=linux-xanmod-rt510 +_major=5.10 +pkgver=${_major}.27 +_branch=5.x +_rt=36 +xanmod=1 +pkgrel=${xanmod} +pkgdesc='Linux Xanmod real-time version' +url="http://www.xanmod.org/" +arch=(x86_64) +license=(GPL2) +makedepends=( + xmlto kmod inetutils bc libelf cpio +) +options=('!strip') +_srcname="linux-${pkgver}-rt${_rt}-xanmod${xanmod}" + +source=("https://cdn.kernel.org/pub/linux/kernel/v${_branch}/linux-${_major}.tar."{xz,sign} + "https://github.com/xanmod/linux/releases/download/${pkgver}-rt${_rt}-xanmod${xanmod}/patch-${pkgver}-rt${_rt}-xanmod${xanmod}.xz" + choose-gcc-optimization.sh) +validpgpkeys=( + 'ABAF11C65A2970B130ABE3C479BE3E4300411886' # Linux Torvalds + '647F28654894E3BD457199BE38DBBDC86092693E' # Greg Kroah-Hartman +) + +# Archlinux patches +_commit="be7d4710850020de55bce930c83fa80347c02fc3" +_patches=("sphinx-workaround.patch") +for _patch in ${_patches[@]}; do + source+=("${_patch}::https://git.archlinux.org/svntogit/packages.git/plain/trunk/${_patch}?h=packages/linux&id=${_commit}") +done + +sha256sums=('dcdf99e43e98330d925016985bfbc7b83c66d367b714b2de0cbbfcbf83d8ca43' + 'SKIP' + '80b75594f05cb6f318af15b02261255f9cf33da1cb3352b3fa444724cc774953' + '03bb8b234a67b877a34a8212936ba69d8700c54c7877686cbd9742a536c87134' + '52fc0fcd806f34e774e36570b2a739dbdf337f7ff679b1c1139bee54d03301eb') + +export KBUILD_BUILD_HOST=${KBUILD_BUILD_HOST:-archlinux} +export KBUILD_BUILD_USER=${KBUILD_BUILD_USER:-makepkg} +export KBUILD_BUILD_TIMESTAMP=${KBUILD_BUILD_TIMESTAMP:-$(date -Ru${SOURCE_DATE_EPOCH:+d @$SOURCE_DATE_EPOCH})} + +prepare() { + cd linux-${_major} + + # hacky work around for xz not getting extracted + # https://bbs.archlinux.org/viewtopic.php?id=265115 + if [[ ! -f "$srcdir/patch-${pkgver}-rt${_rt}-xanmod${xanmod}" ]]; then + unlink "$srcdir/patch-${pkgver}-rt${_rt}-xanmod${xanmod}.xz" + xz -dc "$startdir/patch-${pkgver}-rt${_rt}-xanmod${xanmod}.xz" > "$srcdir/patch-${pkgver}-rt${_rt}-xanmod${xanmod}" + fi + + # Apply Xanmod patch + patch -Np1 -i ../patch-${pkgver}-rt${_rt}-xanmod${xanmod} + + msg2 "Setting version..." + scripts/setlocalversion --save-scmversion + echo "-$pkgrel" > localversion.10-pkgrel + echo "${pkgbase#linux-xanmod}" > localversion.20-pkgname + + # Archlinux patches + local src + for src in "${source[@]}"; do + src="${src%%::*}" + src="${src##*/}" + [[ $src = *.patch ]] || continue + msg2 "Applying patch $src..." + patch -Np1 < "../$src" + done + + # CONFIG_STACK_VALIDATION gives better stack traces. Also is enabled in all official kernel packages by Archlinux team + scripts/config --enable CONFIG_STACK_VALIDATION + + # Enable IKCONFIG following Arch's philosophy + scripts/config --enable CONFIG_IKCONFIG \ + --enable CONFIG_IKCONFIG_PROC + + # User set. See at the top of this file + if [ "$use_tracers" = "n" ]; then + msg2 "Disabling FUNCTION_TRACER/GRAPH_TRACER..." + scripts/config --disable CONFIG_FUNCTION_TRACER \ + --disable CONFIG_STACK_TRACER + fi + + if [ "$use_numa" = "n" ]; then + msg2 "Disabling NUMA..." + scripts/config --disable CONFIG_NUMA + fi + + # Let's user choose microarchitecture optimization in GCC + sh ${srcdir}/choose-gcc-optimization.sh $_microarchitecture + + # This is intended for the people that want to build this package with their own config + # Put the file "myconfig" at the package folder (this will take preference) or "${XDG_CONFIG_HOME}/linux-xanmod/myconfig" + # If we detect partial file with scripts/config commands, we execute as a script + # If not, it's a full config, will be replaced + for _myconfig in "${startdir}/myconfig" "${XDG_CONFIG_HOME}/linux-xanmod/myconfig" ; do + if [ -f "${_myconfig}" ]; then + if grep -q 'scripts/config' "${_myconfig}"; then + # myconfig is a partial file. Executing as a script + msg2 "Applying myconfig..." + bash -x "${_myconfig}" + else + # myconfig is a full config file. Replacing default .config + msg2 "Using user CUSTOM config..." + cp -f "${_myconfig}" .config + fi + echo + fi + done + + make olddefconfig + + ### Optionally load needed modules for the make localmodconfig + # See https://aur.archlinux.org/packages/modprobed-db + if [ "$_localmodcfg" = "y" ]; then + if [ -f $HOME/.config/modprobed.db ]; then + msg2 "Running Steven Rostedt's make localmodconfig now" + make LSMOD=$HOME/.config/modprobed.db localmodconfig + else + msg2 "No modprobed.db data found" + exit + fi + fi + + make -s kernelrelease > version + msg2 "Prepared %s version %s" "$pkgbase" "$(<version)" + + [[ -z "$_makenconfig" ]] || make nconfig + + # save configuration for later reuse + cat .config > "${startdir}/config.last" +} + +build() { + cd linux-${_major} + make all +} + +_package() { + pkgdesc="The Linux kernel and modules with Xanmod patches" + depends=(coreutils kmod initramfs) + optdepends=('crda: to set the correct wireless channels of your country' + 'linux-firmware: firmware images needed for some devices') + + cd linux-${_major} + local kernver="$(<version)" + local modulesdir="$pkgdir/usr/lib/modules/$kernver" + + msg2 "Installing boot image..." + # systemd expects to find the kernel here to allow hibernation + # https://github.com/systemd/systemd/commit/edda44605f06a41fb86b7ab8128dcf99161d2344 + install -Dm644 "$(make -s image_name)" "$modulesdir/vmlinuz" + + # Used by mkinitcpio to name the kernel + echo "$pkgbase" | install -Dm644 /dev/stdin "$modulesdir/pkgbase" + + msg2 "Installing modules..." + make INSTALL_MOD_PATH="$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 $pkgdesc kernel" + depends=(pahole) + + cd linux-${_major} + local builddir="$pkgdir/usr/lib/modules/$(<version)/build" + + msg2 "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} + + msg2 "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 "$builddir/drivers/media/tuners" -m644 drivers/media/tuners/*.h + + msg2 "Installing KConfig files..." + find . -name 'Kconfig*' -exec install -Dm644 {} "$builddir/{}" \; + + msg2 "Removing unneeded architectures..." + local arch + for arch in "$builddir"/arch/*/; do + [[ $arch = */x86/ ]] && continue + echo "Removing $(basename "$arch")" + rm -r "$arch" + done + + msg2 "Removing documentation..." + rm -r "$builddir/Documentation" + + msg2 "Removing broken symlinks..." + find -L "$builddir" -type l -printf 'Removing %P\n' -delete + + msg2 "Removing loose objects..." + find "$builddir" -type f -name '*.o' -printf 'Removing %P\n' -delete + + msg2 "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) + + msg2 "Stripping vmlinux..." + strip -v $STRIP_STATIC "$builddir/vmlinux" + msg2 "Adding symlink..." + mkdir -p "$pkgdir/usr/src" + ln -sr "$builddir" "$pkgdir/usr/src/$pkgbase" +} + +pkgname=("${pkgbase}" "${pkgbase}-headers") +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: |