build.yml

name: Build

on:
  workflow_dispatch:
  push:
    tags:
      - "*-[0-9]+"

jobs:
  build_dsm:
    strategy:
      matrix:
        version: [7.1, 7.2]
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Download toolchain
        run: |
          env_tarball=ds.epyc7002-${{ matrix.version }}.env.txz
          wget https://global.synologydownload.com/download/ToolChain/toolkit/${{ matrix.version }}/epyc7002/$env_tarball
          mkdir toolchain
          tar xf $env_tarball -C toolchain

      - name: Download kernel headers
        run: |
          dev_tarball=ds.epyc7002-${{ matrix.version }}.dev.txz
          wget https://global.synologydownload.com/download/ToolChain/toolkit/${{ matrix.version }}/epyc7002/$dev_tarball
          mkdir ksrc
          tar xf $dev_tarball -C ksrc

      - name: Build
        run: |
          export KLIB_BUILD=$PWD/ksrc/usr/local/x86_64-pc-linux-gnu/x86_64-pc-linux-gnu/sys-root/usr/lib/modules/DSM-${{ matrix.version }}/build
          export CROSS_COMPILE=$PWD/toolchain/usr/local/x86_64-pc-linux-gnu/bin/x86_64-pc-linux-gnu-

          make defconfig-drm
          make -j$(nproc)

          MODULES_INTERMEDIATES=$PWD/out/intermediates
          OUT_MODULES=$PWD/out/modules
          mkdir -p $OUT_MODULES
          make -C $KLIB_BUILD M=$PWD \
            INSTALL_MOD_PATH=$MODULES_INTERMEDIATES \
            INSTALL_MOD_STRIP=1 CONFIG_MODULE_SIG_ALL= \
            _emodinst_
          find $MODULES_INTERMEDIATES -type f -name '*.ko'	\
              -exec mv {} $OUT_MODULES \;

      - name: Checkout firmware
        run: |
          git clone https://git.kernel.org/pub/scm/linux/kernel/git/firmware/linux-firmware.git \
            -b 20240115 \
            --depth 1

      - name: Copy necessary firmware
        run: |
          SOURCE=linux-firmware/i915
          DEST=out/firmware/i915
          mkdir -p $DEST
          while read L; do
            L=$(basename $L)
            if [ -e "$SOURCE/$L" ]; then
              cp "$SOURCE/$L" $DEST
            else
              echo "::warning ::Missing $L"
            fi
          done < <(find out/modules -name \*.ko -exec /sbin/modinfo {} -F firmware \;)
          chmod 644 $DEST/*

      - name: Pack modules and firmware
        working-directory: out
        run: zip -r i915_dsm-${{ matrix.version }}_epyc7002.zip firmware modules

      - name: Save to artifacts
        uses: actions/upload-artifact@v4
        with:
          name: i915_dsm-${{ matrix.version }}_epyc7002
          path: out/i915_dsm-${{ matrix.version }}_epyc7002.zip

  build_pve:
    runs-on: ubuntu-latest
    container: debian:12
    env:
      DEBIAN_FRONTEND: noninteractive
      DPKG_COLORS: always
      FORCE_UNSAFE_CONFIGURE: 1

    steps:
      - name: Install Dependencies
        run: |
          echo 'APT::Get::Assume-Yes "true";' > /etc/apt/apt.conf.d/00noconfirm
          apt-get update && \
            apt-get install -yq build-essential devscripts dkms dh-dkms

      - name: Checkout
        uses: actions/checkout@v4
        with:
          path: src

      - name: Build
        working-directory: src
        run: |
          REF=${{ github.event.ref }}
          case "$REF" in
            refs/tags/*) BUILD_VERSION=${REF##*-} ;;
            *) BUILD_VERSION= ;;
          esac
          make BUILD_CONFIG=nodrm BUILD_VERSION=$BUILD_VERSION i915dkmsdeb-pkg

      - name: Save to artifacts
        uses: actions/upload-artifact@v4
        with:
          name: i915_pve
          path: "*.deb"

  release:
    if: startsWith(github.ref, 'refs/tags/')
    needs: [build_dsm, build_pve]
    runs-on: ubuntu-latest
    permissions:
      contents: write
    steps:
      - name: Download artifacts
        uses: actions/download-artifact@v4
        with:
          merge-multiple: true

      - name: Append tag to filename
        run: |
          find . -name "i915_dsm-*.zip" -print0 | while read -d $'\0' f; do
            mv $f ${f%.*}_${GITHUB_REF##*/}.zip
          done

      - name: Release
        uses: softprops/action-gh-release@v2
        with:
          generate_release_notes: true
          files: |
            *.zip
            *.deb