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File PKGBUILD of Package linux-px (Revision 4652d545633c93214287c2659d3ecb51)

Currently displaying revision 4652d545633c93214287c2659d3ecb51 , 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/graysky2/kernel_compiler_patch/raw/9d14420/more-uarches-for-kernel-5.17%2B.patch"
  "https://github.com/Frogging-Family/linux-tkg/raw/0669717/linux-tkg-patches/6.2/0013-optimize_harder_O3.patch"
  "https://github.com/firelzrd/bore-scheduler/raw/4f4bd211/bore/0001-linux6.0.y-bore1.7.9.patch"
  "https://github.com/zhmars/cjktty-patches/raw/2913a4de/v6.x/cjktty-6.1.patch"
  "clang-amd-cpu.patch::https://git.kernel.org/pub/scm/linux/kernel/git/peterz/queue.git/rawdiff/?id2=6be9a8f18fb2ea88d37a69f076f7011fc012ae1a&id=55f32d4bfa88bae216895fca547df5666547e5fb"
  config         # the main kernel config file
)
sha256sums=('b888021b357fb78eb05a4c7f4f6ca6fc20c24171b45e2e054d7c4fb6236ef6cd'
            '3847129dbf77ad37af5e197ee5432ac38c4687dae1d28fc9d0aac8d30e5d79cc'
            '81ad663925a0aa5b5332a69bae7227393664bb81ee2e57a283e7f16e9ff75efe'
            '85669071475af9e4ca74cb15c1f277dadd5ea7b3050f443712da77230a4aa488'
            '7c9963bb516822ab6cf1ad72a0946d8e4d8e04446565e0ca20a424507847b9a0'
            'c5bdf89d7867c368dfd7b7c16e5a50a99ca8022de28ab15315bdcb5dab8aad85'
            '90d8b9472fc0f31041d813916c8db68b008b97d87ef72d1df946f96d632ae935'
            'fc3d017e0881b442e12ef0e54d04ca7b5b57507d1d733201be521edc89feb256')

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 -mcx16 -msahf -msha -mcrc32 -mvpclmulqdq -mprfchw -mbmi2 -mfsgsbase -mpopcnt -maes -mxsaves -mclwb -mxsavec -mclzero -mpku -mmmx -mrdpid -mrdseed -msse4a -mclflushopt -mxsave -minvpcid -mavx -mvaes -mfma -mbmi -mrdrnd -mmwaitx -msse4.1 -msse4.2 -mavx2 -mfxsr -mwbnoinvd -msse -mlzcnt -mpclmul -mrdpru -mf16c -mssse3 -mshstk -mmovbe -mxsaveopt -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 4652d545633c93214287c2659d3ecb51)

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