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File PKGBUILD of Package linux-px (Revision 69a069761f7c656fda35ca6c56212223)

Currently displaying revision 69a069761f7c656fda35ca6c56212223 , Show latest

pkgbase=linux-px
pkgname=("$pkgbase" "$pkgbase-headers")
pkgver=6.2.rc5
pkgrel=1
pkgdesc='Linux Px'
url="https://www.kernel.org"
arch=(x86_64)
license=(GPL2)
makedepends=(
  bc libelf pahole cpio perl tar xz
  python
  clang llvm lld
)
options=('!strip')
_srcname=linux-${pkgver/.rc/-rc}
source=(
  "https://git.kernel.org/torvalds/t/$_srcname.tar.gz"
  "https://github.com/torvalds/linux/commit/9bec448.patch"
  "https://github.com/Frogging-Family/linux-tkg/raw/master/linux-tkg-patches/6.2/0013-optimize_harder_O3.patch"
  "https://github.com/firelzrd/bore-scheduler/raw/main/bore/0001-linux6.0.y-bore1.7.8.patch"
  "https://github.com/zhmars/cjktty-patches/raw/master/v6.x/cjktty-6.1.patch"
  config         # the main kernel config file
)
sha256sums=('b888021b357fb78eb05a4c7f4f6ca6fc20c24171b45e2e054d7c4fb6236ef6cd'
            '3847129dbf77ad37af5e197ee5432ac38c4687dae1d28fc9d0aac8d30e5d79cc'
            '85669071475af9e4ca74cb15c1f277dadd5ea7b3050f443712da77230a4aa488'
            '014312ffd79d595924e1553f2d93d589fd07ae2af9f8d931eae3804c3816c257'
            'c5bdf89d7867c368dfd7b7c16e5a50a99ca8022de28ab15315bdcb5dab8aad85'
            'a2df14193952ec00d2a7f485f888ca8bae15f170a933df1f5fe6e3e801c67f6a')

export KBUILD_BUILD_HOST=archlinux
export KBUILD_BUILD_USER=$pkgbase
export KBUILD_BUILD_TIMESTAMP="$(date -Ru${SOURCE_DATE_EPOCH:+d @$SOURCE_DATE_EPOCH})"

export LLVM=1
export KCFLAGS=' -march=znver3 -mtune=znver3 -pipe -mno-avx512pf -mno-tsxldtrk -mcx16 -msahf -mno-tbm -mno-avx512ifma -msha -mcrc32 -mno-fma4 -mvpclmulqdq -mprfchw -mbmi2 -mno-cldemote -mfsgsbase -mno-avx512bf16 -mno-amx-tile -mno-uintr -mno-gfni -mpopcnt -mno-ptwrite -maes -mno-avx512bitalg -mno-movdiri -mno-widekl -mxsaves -mno-avx512er -mno-avxvnni -mno-avx512fp16 -mno-avx512vnni -mno-amx-bf16 -mno-avx512vpopcntdq -mno-pconfig -mclwb -mno-avx512f -mxsavec -mclzero -mpku -mmmx -mno-lwp -mrdpid -mno-xop -mrdseed -mno-waitpkg -mno-kl -mno-movdir64b -msse4a -mno-avx512bw -mclflushopt -mxsave -mno-avx512vbmi2 -mno-avx512vl -mno-serialize -mno-hreset -minvpcid -mno-avx512cd -mavx -mvaes -mno-amx-int8 -mfma -mno-rtm -mbmi -mno-enqcmd -mrdrnd -mmwaitx -msse4.1 -msse4.2 -mavx2 -mfxsr -mwbnoinvd -msse -mlzcnt -mpclmul -mrdpru -mf16c -mssse3 -mno-sgx -mno-prefetchwt1 -mno-avx512vbmi -mshstk -mmovbe -mno-avx512vp2intersect -mxsaveopt -mno-avx512dq -msse2 -madx -msse3'
export KCPPFLAGS="$KCFLAGS"

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
  make olddefconfig
  diff -u ../config .config || :

make -s kernelrelease > version
  echo "Prepared $pkgbase version $(<version)"
}

build() {
  cd $_srcname
  _jobs=$(($(nproc) + 1))
  make -j${_jobs} all
}

_package() {
  pkgdesc="The $pkgdesc kernel and modules"
  depends=(coreutils kmod initramfs)
  optdepends=('wireless-regdb: to set the correct wireless channels of your country'
              'linux-firmware: firmware images needed for some devices')
  provides=(VIRTUALBOX-GUEST-MODULES WIREGUARD-MODULE KSMBD-MODULE)
  replaces=()

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 \
    DEPMOD=/doesnt/exist modules_install  # Suppress depmod

# 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 $_srcname
  local builddir="$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

# required when STACK_VALIDATION is enabled
  install -Dt "$builddir/tools/objtool" tools/objtool/objtool

# required when DEBUG_INFO_BTF_MODULES is enabled
  install -Dt "$builddir/tools/bpf/resolve_btfids" tools/bpf/resolve_btfids/resolve_btfids

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

# https://bugs.archlinux.org/task/13146
  install -Dt "$builddir/drivers/media/i2c" -m644 drivers/media/i2c/msp3400-driver.h

# https://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

# https://bugs.archlinux.org/task/71392
  install -Dt "$builddir/drivers/iio/common/hid-sensors" -m644 drivers/iio/common/hid-sensors/*.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 "$(file -Sib "$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"
}

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:

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File PKGBUILD of Package linux-px (Revision 69a069761f7c656fda35ca6c56212223)

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