extra/linux-pae: Readd properly

1 files changed, 389 insertions, 0 deletions

diff --git a/extra/linux-pae/PKGBUILD b/extra/linux-pae/PKGBUILD
new file mode 100644
index 00000000..f3ddd482
--- /dev/null
+++ b/extra/linux-pae/PKGBUILD
@@ -0,0 +1,389 @@
+# Maintainer: Jan Alexander Steffens (heftig) <heftig@archlinux.org>
+
+pkgbase=linux
+pkgver=6.8.arch1
+pkgrel=1
+pkgdesc='Linux'
+url='https://github.com/archlinux/linux'
+arch=(x86_64)
+license=(GPL2)
+makedepends=(
+  bc
+  cpio
+  gettext
+  libelf
+  pahole
+  perl
+  python
+  tar
+  xz
+
+  # htmldocs
+  graphviz
+  imagemagick
+  python-sphinx
+  python-yaml
+  texlive-latexextra
+)
+options=('!strip')
+_srcname=linux-${pkgver%.*}
+_srctag=v${pkgver%.*}-${pkgver##*.}
+source=(
+  https://cdn.kernel.org/pub/linux/kernel/v${pkgver%%.*}.x/${_srcname}.tar.{xz,sign}
+  $url/releases/download/$_srctag/linux-$_srctag.patch.zst{,.sig}
+  config  # the main kernel config file
+)
+validpgpkeys=(
+  ABAF11C65A2970B130ABE3C479BE3E4300411886  # Linus Torvalds
+  647F28654894E3BD457199BE38DBBDC86092693E  # Greg Kroah-Hartman
+  83BC8889351B5DEBBB68416EB8AC08600F108CDF  # Jan Alexander Steffens (heftig)
+)
+# https://www.kernel.org/pub/linux/kernel/v6.x/sha256sums.asc
+sha256sums=('c969dea4e8bb6be991bbf7c010ba0e0a5643a3a8d8fb0a2aaa053406f1e965f3'
+            'SKIP'
+            '1edc3ce4e5cb716d6a89ebd1bc24b4509e65d9f18899f59e4c40e5d3ad4233ba'
+            'SKIP'
+            '03e735507e01dd3fb845d3a9dfa9a7a7286fcb57d213b4b116dcba7e088407f0')
+b2sums=('c6f17f816cea16e629f63e9379b98888713f57b2c5173306926471f139a9d612a0c74e119341f8075390e55e203d787d9edeb4ad5a064b18870f6f0f7ffaafb2'
+        'SKIP'
+        '1b5e7cb354f6a3e9423ce98b5829d70be36f3ad44b6067dc21070db4543d0813a751fd79e1dcca5fdf1defe6adfe5c4005c48bd326d84dcbea4ccf32906e22b4'
+        'SKIP'
+        '167299818c921749eafeb83327eeddbfe4db9f5659e297d86cfd8ceb6006c504d8dd772f32b0fe13935cb2ed8937324fca122510bf07f107db0b270e2f26906a')
+
+export KBUILD_BUILD_HOST=archlinux
+export KBUILD_BUILD_USER=$pkgbase
+export KBUILD_BUILD_TIMESTAMP="$(date -Ru${SOURCE_DATE_EPOCH:+d @$SOURCE_DATE_EPOCH})"
+
+prepare() {
+  cd $_srcname
+
+  echo "Setting version..."
+  echo "-$pkgrel" > localversion.10-pkgrel
+  echo "${pkgbase#linux}" > localversion.20-pkgname
+
+  local src
+  for src in "${source[@]}"; do
+    src="${src%%::*}"
+    src="${src##*/}"
+    src="${src%.zst}"
+    [[ $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
+  make all
+  make -C tools/bpf/bpftool vmlinux.h feature-clang-bpf-co-re=1
+  make htmldocs
+}
+
+_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=(
+    virtualbox-guest-modules-arch
+    wireguard-arch
+  )
+
+  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 "$modulesdir/pkgbase"
+
+  echo "Installing modules..."
+  ZSTD_CLEVEL=19 make INSTALL_MOD_PATH="$pkgdir/usr" INSTALL_MOD_STRIP=1 \
+    DEPMOD=/doesnt/exist modules_install  # Suppress depmod
+
+  # remove build link
+  rm "$modulesdir"/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 tools/bpf/bpftool/vmlinux.h
+  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"
+}
+
+_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#$pkgbase}
+  }"
+done
+
+# vim:set ts=8 sts=2 sw=2 et:
+
+# Don't bother with sha256sums, use blake2 only
+unset sha256sums
+
+source_pentium4=('config.pentium4')
+source_i686=('config.i686')
+source_i486=('config.i486')
+b2sums_pentium4=('0838bd9b770b657ef2a9829c37cc6eb8a26c31b32f67fda39e53852070f9fcdc45d12610cc3a66eb73ade9c132edbc1a98070c77ea4909c7d55578c05f856ce6')
+b2sums_i686=('8c57cffb096aa7faab49d57f75354d8966766b344296e7c83e6c5f712ed92069c2b3fd7dd6405f588343c4a670911e04c9c20e9be31389775cc3b9a560092aac')
+b2sums_i486=('16ede90330e627ebccbebeb0ecd4dae43038a554b5f2d5ee05e097140032706788b5585139f1e40a1c46a11764fca72f972c5c2fa19054f29a18cf548491662e')
+
+
+# copy architecture specific config file, not default 'config'
+eval "$(
+  declare -f prepare | \
+    sed '
+      s,\.\./config,../config.$CARCH,
+    '
+)"
+
+# patch architecture when copying the kernel Makefile
+eval "$(
+  declare -f package_${pkgbase}-headers | \
+    sed '
+      \,arch/x86/Makefile, {
+        a \
+        install -t "${builddir}/arch/x86" -m644 arch/x86/Makefile_32.cpu
+      }
+      $ i depends+=(gcc-libs=$(_get_gcc_version_from_config))
+    '
+)"
+
+_get_gcc_version_from_config() {
+  if [ -z "$srcdir" ]; then
+    gcc --version \
+    | sed '
+      s@^.* @@
+      1!d
+    '
+  else
+    for _config_file in "$srcdir/$_srcname/.config" "$srcdir/config" "${srcdir%/*}/config"; do
+      [ -f "$_config_file" ] && break
+    done
+    sed '
+      s/^CONFIG_CC_VERSION_TEXT="gcc (GCC) \([0-9.]\+\)"$/\1/
+      t
+      d
+    ' "$_config_file"
+  fi
+}
+
+# use our tarballer instead of cloning from git
+for ((i=0; i<${#source[@]}; i++)); do
+  infos=$(
+    printf '%s\n' "${source[${i}]}" | \
+      sed '
+        s@^\(\([^:]\+\)::\)\?\(git\|hg\)+\([^#?]\+\)\(?signed\)\?#\(\(tag\|commit\)=[^?]\+\)$@\3 \2 \4 \5 \6@
+        t
+        s@^\(\([^:]\+\)::\)\?\(git\|hg\)+\([^#?]\+\)#\(\(tag\|commit\)=[^?]\+\)\(?signed\)\?$@\3 \2 \4 \7 \5@
+        t
+        d
+      '
+  )
+  if [ -n "${infos}" ]; then
+    source[${i}]=$(
+      type="${infos%% *}"
+      infos="${infos#* }"
+      if [ -n "${infos%% *}" ]; then
+        prefix="${infos%% *}"
+      else
+        prefix=''
+      fi
+      infos="${infos#* }"
+      repo="${infos%% *}"
+      repo64=$(
+        printf '%s' "${repo}" | \
+          base64 -w0 | \
+          sed 's/=/%3D/g'
+      )
+      infos="${infos#* }"
+      if [ "${infos%% *}" = '?signed' ]; then
+        key_check=$(
+          printf '&valid_keys='
+          printf '%s,' "${validpgpkeys[@]}" | \
+            sed 's/,$//'
+        )
+      else
+        key_check=''
+      fi
+      infos="${infos#* }"
+      if [ -z "${prefix}" ]; then
+        prefix="${repo%.git}"
+        prefix="${prefix##*/}"
+      fi
+      prefix_64=$(
+        printf '%s/' "${prefix}" | \
+          base64 -w0 | \
+          sed 's/=/%3D/g'
+      )
+
+      printf '%s-%s.tar.gz::https://archive-server.archlinux32.org/?t=%s&p=%s&r=%s%s&%s\n' \
+        "${prefix}" \
+        "${pkgver}" \
+        "${type}" \
+        "${prefix_64}" \
+        "${repo64}" \
+        "${key_check}" \
+        "${infos}"
+    )
+  fi
+done
+
+# upstream prepare() does already do the *.patch patching
+
+# avoid using zstd compression in ultra mode (exhausts virtual memory)
+source+=('no-ultra-zstd.patch')
+b2sums+=('165ab9dd8cedeaae5327accc1581c19cf0be55f923b03feb889cad3351b74c7c4cd3d3c206938e5152bfe1d947513dea8f630f8f5544099ec13d16d254725c40')
+
+# objtool doesn't exist because we don't have STACK_VALIDATION
+# and resolve_btfids doesn't exist because we disable BTF due to pahole running out of memory
+eval "$(
+  declare -f package_${pkgbase}-headers | \
+    sed '/objtool/d' | \
+    sed '/resolve_btfids/d' | \
+    sed 's@tools/bpf/bpftool/vmlinux.h@@'
+)"
+
+# temporarily disabled documentation due to sphinx_rtd_theme (FS32#163)
+pkgname=(
+  $(
+    printf '%s\n' "${pkgname[@]}" | \
+      grep -v '^\$pkgbase-docs'
+  )
+)
+
+# Also avoid building/running bpftool
+eval "$(
+  declare -f build | \
+    sed '/htmldocs/d' | \
+    sed '/bpftool/d'
+)"
+makedepends=(${makedepends[@]//python-sphinx_rtd_theme/})
+makedepends=(${makedepends[@]//python-sphinx<6.0.0/})
+makedepends=(${makedepends[@]//graphviz/})
+makedepends=(${makedepends[@]//imagemagick/})
+makedepends=(${makedepends[@]//texlive-latexextra/})