add linux-aios custom kernel package

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

build.zsh

@@ -29,7 +29,7 @@ arch-chroot $ROOTFS /bin/sh -c 'pacman-key --init && pacman-key --populate archl
 arch-chroot $ROOTFS /bin/sh -c 'pacman -Syu --noconfirm base-devel vim git zsh rust clang openssh jq nodejs npm zsh-autosuggestions zsh-syntax-highlighting zsh-history-substring-search jq'
 
 if [[ "$BUILD_MODE" == "image" ]]; then
-  arch-chroot $ROOTFS /bin/sh -c 'pacman -S --noconfirm linux linux-firmware mkinitcpio'
+  arch-chroot $ROOTFS /bin/sh -c 'pacman -S --noconfirm linux-aios linux-firmware mkinitcpio'
 fi
 
 arch-chroot $ROOTFS /bin/sh -c 'npm i -g @anthropic-ai/claude-code'

cfg/repo.sh

@@ -4,7 +4,11 @@ set -e
 d=${0:a:h:h}
 source $d/.env
 
-echo "=== Building and publishing packages on $HOST ==="
+BUILD_KERNEL=false
+[[ "$1" == "--kernel" ]] && BUILD_KERNEL=true
+
+# --- Build packages on HOST (aiosc) ---
+echo "=== Building packages on $HOST ==="
 ssh "$HOST" zsh -s -- "$GPG_KEY" <<'REMOTE'
 set -e
 setopt nonomatch 2>/dev/null || true
@@ -49,6 +53,47 @@ for pkg in ailog aigpt aishell; do
   cp "$WORK"/"$pkg"/*.pkg.tar.zst.sig "$REPO_DIR/x86_64/" 2>/dev/null || true
 done
 
+rm -rf "$WORK"
+echo "=== Packages built ==="
+REMOTE
+
+# --- Build kernel on HOST_KERNEL (arch) if requested ---
+if [[ "$BUILD_KERNEL" == "true" ]]; then
+  echo "=== Building linux-aios on $HOST_KERNEL ==="
+  KERNEL_WORK="\${HOME}/aios-kernel"
+
+  ssh "$HOST_KERNEL" zsh -s <<'KERNEL_REMOTE'
+set -e
+WORK="${HOME}/aios-kernel"
+rm -rf "$WORK"
+mkdir -p "$WORK"
+cd "$WORK"
+git clone --depth 1 https://git.syui.ai/ai/os.git
+cp -r "$WORK/os/pkg/linux-aios" "$WORK/linux-aios"
+cd "$WORK/linux-aios"
+makepkg -sf --noconfirm --skippgpcheck
+echo "=== Kernel built ==="
+KERNEL_REMOTE
+
+  # Transfer kernel packages: HOST_KERNEL -> local -> HOST
+  echo "=== Transferring kernel packages ==="
+  tmpdir=$(mktemp -d)
+  scp "$HOST_KERNEL":~/aios-kernel/linux-aios/linux-aios-*.pkg.tar.zst "$tmpdir/"
+  scp "$tmpdir"/linux-aios-*.pkg.tar.zst "$HOST":~/ai/repo/x86_64/
+  rm -rf "$tmpdir"
+
+  ssh "$HOST_KERNEL" "rm -rf ~/aios-kernel"
+fi
+
+# --- Update repo database on HOST ---
+echo "=== Updating repo database ==="
+ssh "$HOST" zsh -s -- "$GPG_KEY" <<'REPO_REMOTE'
+set -e
+setopt nonomatch 2>/dev/null || true
+GPG_KEY="$1"
+REPO_NAME="aios"
+REPO_DIR="${HOME}/ai/repo"
+
 cd "$REPO_DIR/x86_64"
 rm -f "${REPO_NAME}".{db,files}*
 repo-add --sign --key "$GPG_KEY" "${REPO_NAME}.db.tar.gz" *.pkg.tar.zst
@@ -68,7 +113,5 @@ git add -A
 git commit -m "update $(date +%Y.%m.%d)" || true
 git push
 
-rm -rf "$WORK"
-
 echo "=== Done ==="
-REMOTE
+REPO_REMOTE

pkg/linux-aios/PKGBUILD

@@ -0,0 +1,249 @@
+# Maintainer: syui <syui@syui.ai>
+# Based on: Arch Linux linux package by Jan Alexander Steffens (heftig)
+
+pkgbase=linux-aios
+pkgver=6.19.8.arch1
+pkgrel=1
+pkgdesc='Linux (aios)'
+url='https://github.com/archlinux/linux'
+arch=(
+  x86_64
+)
+license=(GPL-2.0-only)
+makedepends=(
+  bc
+  cpio
+  gettext
+  libelf
+  pahole
+  perl
+  python
+  rust
+  rust-bindgen
+  rust-src
+  tar
+  xz
+
+)
+options=(
+  !debug
+  !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-$_srctag.patch.zst{,.sig}
+)
+source_x86_64=(config.x86_64)
+validpgpkeys=(
+  ABAF11C65A2970B130ABE3C479BE3E4300411886  # Linus Torvalds
+  647F28654894E3BD457199BE38DBBDC86092693E  # Greg Kroah-Hartman
+  83BC8889351B5DEBBB68416EB8AC08600F108CDF  # Jan Alexander Steffens (heftig)
+)
+b2sums=('1bb4591dd0adb2472f31adbaaa5eae03743edf6e7a970173afb1ea1c659677102832d69e6ce692deee9ee757b36cba3d63b116a5eee81a7e5226462c40ae5ca0'
+        'SKIP'
+        '7e6a8cbbb3e9c9d9544f87f490534e68f2a7a7714d857649bc4c6ec60c024e5488641fedee664f7eb8e1cb743c738834fdf665b2660477bf223ca8273c2f38a4'
+        'SKIP')
+b2sums_x86_64=('900786808bcfb20403ebc49d0dfa7793f5975288238258c3edeff1d1fc293a404844f26e56d7afbb3a14a504ce9fa9c939d444431de67017a612b7b99bb2fa4e')
+
+# https://www.kernel.org/pub/linux/kernel/v6.x/sha256sums.asc
+sha256sums=('aada4722db8bcfa0b9732851856d405082b6a4fa2e3ab067be8db17cdd115b38'
+            'SKIP'
+            '4d02c253bc7f02101942d073b3b855c2a7f965db442ffb375c6259dddca240a4'
+            'SKIP')
+
+export KBUILD_BUILD_HOST=archlinux
+export KBUILD_BUILD_USER=$pkgbase
+export KBUILD_BUILD_TIMESTAMP="$(date -Ru${SOURCE_DATE_EPOCH:+d @$SOURCE_DATE_EPOCH})"
+
+prepare() {
+  cd $_srcname
+  sed -i "s/^EXTRAVERSION = .*/EXTRAVERSION =/" Makefile
+
+  echo "Setting version..."
+  echo "" > localversion.10-pkgrel
+  echo "-aios" > localversion.20-pkgname
+
+  local src
+  for src in "${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.$CARCH .config
+  make olddefconfig
+  diff -u ../config.$CARCH .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
+}
+
+_package() {
+  pkgdesc="The $pkgdesc kernel and modules"
+  depends=(
+    coreutils
+    initramfs
+    kmod
+  )
+  optdepends=(
+    "$pkgbase-headers: headers and scripts for building modules"
+    'linux-firmware: firmware images needed for some devices'
+    'scx-scheds: to use sched-ext schedulers'
+    'wireless-regdb: to set the correct wireless channels of your country'
+  )
+  provides=(
+    KSMBD-MODULE
+    NTSYNC-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)
+  provides=(LINUX-HEADERS)
+
+  cd $_srcname
+  local builddir="$pkgdir/usr/lib/modules/$(<version)/build"
+
+  local karch
+  case $CARCH in
+    x86_64) karch=x86 ;;
+    *) echo "Unknown CARCH $CARCH"; exit 1 ;;
+  esac
+
+  echo "Installing build files..."
+  install -Dt "$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/$karch" -m644 arch/$karch/Makefile
+  cp -t "$builddir" -a scripts
+  ln -srt "$builddir" "$builddir/scripts/gdb/vmlinux-gdb.py"
+
+  if [[ $(scripts/config -s CONFIG_HAVE_STACK_VALIDATION) = y ]]; then
+    install -Dt "$builddir/tools/objtool" tools/objtool/objtool
+  fi
+
+  if [[ $(scripts/config -s CONFIG_DEBUG_INFO_BTF_MODULES) = y ]]; then
+    install -Dt "$builddir/tools/bpf/resolve_btfids" tools/bpf/resolve_btfids/resolve_btfids
+  fi
+
+  echo "Installing headers..."
+  cp -t "$builddir" -a include
+  cp -t "$builddir/arch/$karch" -a arch/$karch/include
+  install -Dt "$builddir/arch/$karch/kernel" -m644 arch/$karch/kernel/asm-offsets.s
+
+  install -Dt "$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 "Installing Rust files..."
+  if [[ $(scripts/config -s CONFIG_RUST) = y ]]; then
+    install -Dt "$builddir/rust" -m644 rust/*.rmeta
+    install -Dt "$builddir/rust" rust/*.so
+  fi
+
+  echo "Installing unstripped VDSO..."
+  make INSTALL_MOD_PATH="$pkgdir/usr" vdso_install \
+    link=  # Suppress build-id symlinks
+
+  echo "Removing unneeded architectures..."
+  local arch
+  for arch in "$builddir"/arch/*/; do
+    [[ $arch = */$karch/ ]] && 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"
+}
+
+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: