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File PKGBUILD of Package linux-px (Revision 41496267b0e9ba6e75fd24ffbbfd5e00)

Currently displaying revision 41496267b0e9ba6e75fd24ffbbfd5e00 , Show latest

pkgbase=linux-px
pkgname=("$pkgbase" "$pkgbase-headers")
pkgver=6.3.1
pkgrel=3
pkgdesc='Linux Px'
url="https://www.kernel.org"
arch=(x86_64)
license=(GPL2)
makedepends=(
  bc cpio gettext libelf pahole perl tar xz
  python
  clang llvm lld
)
options=('!strip')
_srcname=linux-${pkgver/.rc/-rc}
source=(
  "https://cdn.kernel.org/pub/linux/kernel/v6.x/linux-$pkgver.tar.xz"
  "https://github.com/torvalds/linux/commit/e2e0cde.patch"
  "https://github.com/graysky2/kernel_compiler_patch/raw/9d14/more-uarches-for-kernel-5.17%2B.patch"
  "optimize_harder_Ofast.patch"
  "https://github.com/sirlucjan/kernel-patches/raw/24447/6.3/bore-eevdf-dev-scheduler-patches/0001-bore-6.3-introduce-BORE-Scheduler-with-EEVDF-patches.patch"
  "https://github.com/zhmars/cjktty-patches/raw/3351/v6.x/cjktty-6.3.patch"
  config         # the main kernel config file
)
b2sums=('91c7ac2fb2bdeed323b6f0812582bd82c78f62ce3754063716a8769b30c41e35ae06b042ef27fb3c59a63ca17ec764313d7971ba2ddf84f8cf9fe5885ffe0644'
        'ac8e8e301e966a287f22218fb2c9d1135a333fb6d25e4b38f1ae7adcb917d4cc36eacffa4acff3348c393af64c4a2ee455fb4b30c6ed5679cd5e44f3789f2d54'
        '508ff463d936e07e0c3ac2017da12bda52d3db5d98d45fe908f35c4d9fadb253cc9d5c17b8915ec600b5024fcecc2746a04d32096e7ebf691438d4ab8bd067a8'
        '1dfb8fcae9e21c4fc437d2d8ea61c7b4ebff9a7e0acdfa2180488916f75c8264c09874f66234c1d61f545b1e19a97c10c8fd507ccdac6274aae11e7ac1eda8e5'
        '10f09098afff9be4c0d16bf8a3e3c6d6cf378afe4ad8b0a2f9568b4bf557823f9b9d452bed7d3b53281d9007192c7a148607cdf2d6c086745685ffafb583d16b'
        '8176dce642d239ed6747ec77697ae4025e2584ab33d3f77c4a6cdd81eec187bece44de8c0592eb61e308fcdf03a914610d6c0f5db4d5273bb547ecfe66ebb643'
        '2219717186e77bfb0c8a0880c986023f841489acf0087c7be4e180373e0efa3e0c80132ea86333e176955078cd592290915d3e6b557eb7f536f81dd43212c2ff')

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

_make() {
  test -s version
  make KERNELRELEASE="$(<version)" "$@"
}

prepare() {
  cd $_srcname

echo "Setting version..."
  echo "-$pkgrel" > localversion.10-pkgrel
  echo "${pkgbase#linux}" > localversion.20-pkgname
  make defconfig
  make -s kernelrelease > version
  make mrproper

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 || :

echo "Prepared $pkgbase version $(<version)"
}

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

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

cd $_srcname
  local modulesdir="$pkgdir/usr/lib/modules/$(<version)"

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
  if [ -f "$builddir/tools/bpf/resolve_btfids" ]; then install -Dt "$builddir/tools/bpf/resolve_btfids" tools/bpf/resolve_btfids/resolve_btfids ; fi

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 41496267b0e9ba6e75fd24ffbbfd5e00)

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