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| name: Build Kernel - ChromeOS ARCVM | |
| on: | |
| push: | |
| branches: ["main", "ci", "checkci"] | |
| paths: | |
| - ".github/workflows/build-kernel-arcvm.yml" | |
| - "kernel/**" | |
| pull_request: | |
| branches: ["main"] | |
| paths: | |
| - ".github/workflows/build-kernel-arcvm.yml" | |
| - "kernel/**" | |
| workflow_call: | |
| workflow_dispatch: | |
| env: | |
| git_tag: chromeos-5.10-arcvm | |
| jobs: | |
| build: | |
| if: github.event_name != 'pull_request' || (github.event_name == 'pull_request' && !github.event.pull_request.draft) | |
| strategy: | |
| matrix: | |
| include: | |
| - arch: x86_64 | |
| kernel_image_name: bzImage | |
| build_config: build.config.gki.x86_64 | |
| defconfig: x86_64_arcvm_defconfig | |
| - arch: arm64 | |
| kernel_image_name: Image | |
| build_config: build.config.gki.aarch64 | |
| defconfig: arm64_arcvm_defconfig | |
| name: Build ChromeOS ARCVM kernel | |
| runs-on: ubuntu-20.04 | |
| env: | |
| LTO: thin | |
| ROOT_DIR: / | |
| KERNEL_DIR: ${{ github.workspace }}/kernel | |
| steps: | |
| - name: Install Build Tools | |
| run: | | |
| sudo apt-get update | |
| sudo apt-get install -y --no-install-recommends bc \ | |
| bison build-essential ca-certificates flex git gnupg \ | |
| libelf-dev libssl-dev lsb-release software-properties-common wget \ | |
| libncurses-dev binutils-aarch64-linux-gnu gcc-aarch64-linux-gnu nuget gzip \ | |
| rsync python3 device-tree-compiler | |
| sudo ln -s --force python3 /usr/bin/python | |
| export LLVM_VERSION=12 | |
| wget https://apt.llvm.org/llvm.sh | |
| chmod +x llvm.sh | |
| sudo ./llvm.sh $LLVM_VERSION | |
| rm ./llvm.sh | |
| sudo ln -s --force /usr/bin/clang-$LLVM_VERSION /usr/bin/clang | |
| sudo ln -s --force /usr/bin/ld.lld-$LLVM_VERSION /usr/bin/ld.lld | |
| sudo ln -s --force /usr/bin/llvm-objdump-$LLVM_VERSION /usr/bin/llvm-objdump | |
| sudo ln -s --force /usr/bin/llvm-ar-$LLVM_VERSION /usr/bin/llvm-ar | |
| sudo ln -s --force /usr/bin/llvm-nm-$LLVM_VERSION /usr/bin/llvm-nm | |
| sudo ln -s --force /usr/bin/llvm-strip-$LLVM_VERSION /usr/bin/llvm-strip | |
| sudo ln -s --force /usr/bin/llvm-objcopy-$LLVM_VERSION /usr/bin/llvm-objcopy | |
| sudo ln -s --force /usr/bin/llvm-readelf-$LLVM_VERSION /usr/bin/llvm-readelf | |
| sudo ln -s --force /usr/bin/clang++-$LLVM_VERSION /usr/bin/clang++ | |
| - name: Checkout KernelSU | |
| uses: actions/checkout@v4 | |
| with: | |
| path: KernelSU | |
| fetch-depth: 0 | |
| - name: Setup kernel source | |
| run: git clone https://chromium.googlesource.com/chromiumos/third_party/kernel.git -b ${{ env.git_tag }} --depth=1 | |
| - name: Extract version from Makefile | |
| working-directory: kernel | |
| run: | | |
| VERSION=$(grep -E '^VERSION = ' Makefile | awk '{print $3}') | |
| PATCHLEVEL=$(grep -E '^PATCHLEVEL = ' Makefile | awk '{print $3}') | |
| SUBLEVEL=$(grep -E '^SUBLEVEL = ' Makefile | awk '{print $3}') | |
| echo "ChromeOS ARCVM Linux kernel version: $VERSION.$PATCHLEVEL.$SUBLEVEL" | |
| echo "version=$VERSION.$PATCHLEVEL.$SUBLEVEL" >> $GITHUB_ENV | |
| - name: Setup KernelSU | |
| working-directory: kernel | |
| run: | | |
| echo "[+] KernelSU setup" | |
| KERNEL_ROOT=$GITHUB_WORKSPACE/kernel | |
| echo "[+] KERNEL_ROOT: $KERNEL_ROOT" | |
| echo "[+] Copy KernelSU driver to $KERNEL_ROOT/drivers" | |
| ln -sf $GITHUB_WORKSPACE/KernelSU/kernel $KERNEL_ROOT/drivers/kernelsu | |
| echo "[+] Add KernelSU driver to Makefile" | |
| DRIVER_MAKEFILE=$KERNEL_ROOT/drivers/Makefile | |
| DRIVER_KCONFIG=$KERNEL_ROOT/drivers/Kconfig | |
| grep -q "kernelsu" "$DRIVER_MAKEFILE" || printf "\nobj-\$(CONFIG_KSU) += kernelsu/\n" >> "$DRIVER_MAKEFILE" | |
| grep -q "kernelsu" "$DRIVER_KCONFIG" || sed -i "/endmenu/i\\source \"drivers/kernelsu/Kconfig\"" "$DRIVER_KCONFIG" | |
| echo "[+] Apply KernelSU patches" | |
| cd $KERNEL_ROOT && git apply $GITHUB_WORKSPACE/KernelSU/.github/patches/5.10/*.patch || echo "[-] No patch found" | |
| echo "[+] Patch script/setlocalversion" | |
| sed -i 's/-dirty//g' $KERNEL_ROOT/scripts/setlocalversion | |
| echo "[+] KernelSU setup done." | |
| cd $GITHUB_WORKSPACE/KernelSU | |
| KSU_VERSION=$(($(git rev-list --count HEAD) + 10200)) | |
| echo "KernelSU version: $KSU_VERSION" | |
| echo "kernelsu_version=$KSU_VERSION" >> $GITHUB_ENV | |
| - name: Build Kernel | |
| working-directory: kernel | |
| env: | |
| KERNEL_IMAGE_NAME: ${{ matrix.kernel_image_name }} | |
| ARCH: ${{ matrix.arch }} | |
| run: | | |
| set -a && . ${{ matrix.build_config }}; set +a | |
| export DEFCONFIG=${{ matrix.defconfig }} | |
| if [ ! -z ${{ vars.EXPECTED_SIZE }} ] && [ ! -z ${{ vars.EXPECTED_HASH }} ]; then | |
| export KSU_EXPECTED_SIZE=${{ vars.EXPECTED_SIZE }} | |
| export KSU_EXPECTED_HASH=${{ vars.EXPECTED_HASH }} | |
| fi | |
| make LLVM=1 LLVM_IAS=1 DEPMOD=depmod DTC=dtc O=${PWD} mrproper | |
| make LLVM=1 LLVM_IAS=1 DEPMOD=depmod DTC=dtc O=${PWD} ${DEFCONFIG} < /dev/null | |
| scripts/config --file .config -e LTO_CLANG -d LTO_NONE -e LTO_CLANG_THIN -d LTO_CLANG_FULL -e THINLTO | |
| make LLVM=1 LLVM_IAS=1 DEPMOD=depmod DTC=dtc O=${PWD} -j$(nproc) ${KERNEL_IMAGE_NAME} modules prepare-objtool | |
| ls -l -h ${PWD}/arch/${ARCH}/boot | |
| echo "file_path=${PWD}/arch/${ARCH}/boot/${KERNEL_IMAGE_NAME}" >> $GITHUB_ENV | |
| - name: Upload kernel-ARCVM-${{ matrix.arch }}-${{ env.version }} | |
| uses: actions/upload-artifact@v4 | |
| with: | |
| name: kernel-ARCVM-${{ matrix.arch }}-${{ env.version }} | |
| path: "${{ env.file_path }}" |