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mattiaswalmattiaswal
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Add crete SD Card workflow
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‎.github/workflows/build-image.yml‎

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name: Create SD Card Images
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on:
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workflow_dispatch:
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inputs:
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board:
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description: 'Board to create image for'
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type: choice
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required: true
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options:
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- raspberry-pi-4
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default: 'raspberry-pi-4'
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use_latest_release:
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description: 'Use latest release artifacts instead of workflow artifacts'
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type: boolean
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default: false
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jobs:
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create-image:
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name: Create SD Card Image for ${{ inputs.board }}
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runs-on: ubuntu-latest
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steps:
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- name: Checkout repository
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uses: actions/checkout@v4
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with:
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clean: true
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fetch-depth: 0
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submodules: recursive
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- name: Install dependencies
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run: |
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sudo apt-get update
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sudo apt-get install -y \
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genimage \
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u-boot-tools \
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parted \
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gdisk \
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qemu-utils \
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dosfstools \
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e2fsprogs \
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genext2fs \
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mtools \
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jq
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- name: Prepare build environment
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run: |
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# Set up directory structure similar to buildroot build
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mkdir -p output/images
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mkdir -p build
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- name: Set bootloader and target based on board
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run: |
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case "${{ inputs.board }}" in
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raspberry-pi-4)
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echo "BOOTLOADER=rpi4_boot" >> $GITHUB_ENV
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echo "TARGET=aarch64" >> $GITHUB_ENV
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;;
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*)
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echo "Error: Unknown board ${{ inputs.board }}"
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exit 1
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;;
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esac
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echo "Using bootloader: $BOOTLOADER and target: $TARGET for board: ${{ inputs.board }}"
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- name: Download bootloader artifacts
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if: ${{ !inputs.use_latest_release }}
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run: |
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# Download from latest bootloader build workflow on main branch
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gh run list --workflow=build-boot.yml --branch=main --limit=1 --status=success --json databaseId --jq '.[0].databaseId' > latest_boot_run_id
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BOOT_RUN_ID=$(cat latest_boot_run_id)
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gh run download ${BOOT_RUN_ID} --name artifact-${BOOTLOADER} --dir temp_bootloader/
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# Extract bootloader directly to output/images
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cd temp_bootloader/
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tar -xzf *.tar.gz --strip-components=1 -C ../output/images/
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cd ../
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rm -rf temp_bootloader/
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echo "Bootloader files extracted to output/images:"
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ls -la output/images/
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env:
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GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
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- name: Download Infix artifacts
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if: ${{ !inputs.use_latest_release }}
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run: |
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# Download from latest Kernelkit Trigger workflow for main branch
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gh run list --workflow=164295764 --branch=main --limit=1 --status=success --json databaseId --jq '.[0].databaseId' > latest_infix_run_id
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INFIX_RUN_ID=$(cat latest_infix_run_id)
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gh run download ${INFIX_RUN_ID} --name artifact-${TARGET} --dir temp_infix/
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# Extract Infix directly to output/images
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cd temp_infix/
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tar -xzf *.tar.gz --strip-components=1 -C ../output/images/
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cd ../
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rm -rf temp_infix/
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echo "Infix files extracted to output/images:"
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ls -la output/images/
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env:
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GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
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- name: Download from latest releases
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if: ${{ inputs.use_latest_release }}
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run: |
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# Download latest bootloader release
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gh release download latest-boot --pattern "*${BOOTLOADER}*" --dir temp_bootloader/
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cd temp_bootloader/
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tar -xzf *.tar.gz --strip-components=1 -C ../output/images/
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cd ../
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rm -rf temp_bootloader/
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# Download latest Infix release
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gh release download latest --pattern "*${TARGET}*" --dir temp_infix/
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cd temp_infix/
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tar -xzf *.tar.gz --strip-components=1 -C ../output/images/
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cd ../
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rm -rf temp_infix/
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echo "All files extracted to output/images:"
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ls -la output/images/
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env:
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GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
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- name: Verify extracted files
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run: |
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echo "Files available for mkimage.sh:"
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ls -la output/images/
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echo ""
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echo "File types:"
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file output/images/* || true
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- name: Create SD card image
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run: |
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export BINARIES_DIR=$PWD/output/images
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export BUILD_DIR=$PWD/build
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export BR2_EXTERNAL_INFIX_PATH=$PWD
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export RELEASE=""
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export INFIX_ID="infix"
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# Use the standardized mkimage.sh path for the selected board
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# BOARD_SCRIPT="src/board/${{ inputs.board }}/mkimage.sh"
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BOARD_SCRIPT="src/board/raspberry-pi-4/mkimage.sh"
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if [ -f "$BOARD_SCRIPT" ]; then
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echo "Using board-specific image creation script: $BOARD_SCRIPT"
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chmod +x "$BOARD_SCRIPT"
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"$BOARD_SCRIPT"
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else
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echo "Error: Board script $BOARD_SCRIPT not found!"
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exit 1
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fi
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- name: Verify created image
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run: |
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echo "Contents of output/images after mkimage.sh:"
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ls -lh output/images/
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# Look for SD card image with pattern: *-sdcard.img
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if ls output/images/*-sdcard.img 1> /dev/null 2>&1; then
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echo "Found SD card image(s):"
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for img in output/images/*-sdcard.img; do
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echo "- $(basename $img)"
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file "$img"
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fdisk -l "$img" 2>/dev/null || true
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done
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else
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echo "No SD card image found matching pattern: *-sdcard.img"
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echo "Available files:"
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ls -la output/images/
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exit 1
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fi
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- name: Upload SD card image
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uses: actions/upload-artifact@v4
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with:
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name: sdcard-image-${{ inputs.board }}-${{ env.BOOTLOADER }}
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path: |
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output/images/*-sdcard.img
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retention-days: 30
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- name: Create checksums
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run: |
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cd output/images/
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for file in *-sdcard.img; do
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if [ -f "$file" ]; then
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sha256sum "$file" > "$file.sha256"
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fi
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done
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- name: Upload to release
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uses: ncipollo/release-action@v1
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with:
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allowUpdates: true
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omitName: true
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omitBody: true
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omitBodyDuringUpdate: true
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prerelease: true
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tag: "latest-boot"
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token: ${{ secrets.GITHUB_TOKEN }}
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artifacts: "output/images/*-sdcard.img*"
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- name: Generate summary
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run: |
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cat <<EOF >> $GITHUB_STEP_SUMMARY
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# SD Card Image Build Complete! 🚀
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**Board:** ${{ inputs.board }}
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**Target:** ${{ env.TARGET }}
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**Bootloader:** ${{ env.BOOTLOADER }}
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**Artifact Source:** ${{ inputs.use_latest_release && 'Latest Release' || 'Latest Workflow Run' }}
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## Created Images
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$(find output/images/ -name "*.img" -o -name "*.qcow2" -o -name "*.raw" | xargs ls -lh 2>/dev/null | sed 's/^/- /' || echo "- No images found")
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## Download
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The SD card image is available as a workflow artifact above.
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EOF

src/board/raspberry-pi-4/mksdcard.sh renamed to src/board/raspberry-pi-4/mkimage.sh

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#!/bin/sh
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set -e
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#. "$BR2_CONFIG" 2>/dev/null
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BOARD_DIR=$(dirname "$0")
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GENIMAGE_CFG="${BUILD_DIR}/genimage.cfg"
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GENIMAGE_TMP="${BUILD_DIR}/genimage.tmp"
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# Device trees are installed for distro boot (syslinux.conf), but on RPi
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# we need them for the SPL, which feeds the TPL (U-Boot) for use instead
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# of the (built-in) control DT other platforms use.
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find "${TARGET_DIR}/boot" -type f -name '*.dtb' -exec cp '{}' "${BINARIES_DIR}/" \;
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# We've asked U-Boot previously to build overlays for us: Infix signing
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# key and our ixboot scripts. Make sure here they are installed in the
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# proper directory so genimage can create the DOS partition the SPL
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echo "${FILES}" | grep -q `basename $f` && continue # If already exist it has been added by us.
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FILES="${FILES}\t\t\t\"${f#"${BINARIES_DIR}/"}\",\n"
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done
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FILES="${FILES}\t\t\t\"splash.bmp\",\n"
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echo $FILES
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KERNEL=$(sed -n 's/^kernel=//p' "${BINARIES_DIR}/rpi-firmware/config.txt")
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FILES="${FILES}\t\t\t\"${KERNEL}\""
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sed "s|#BOOT_FILES#|${FILES}|" "${BOARD_DIR}/genimage.cfg.in" | \
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sed "s|#VERSION#|${RELEASE}|" | \
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sed "s|#INFIX_ID#|${INFIX_ID}|" > "${GENIMAGE_CFG}"
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sed "s|#INFIX_ID#|${INFIX_ID}|" | \
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sed "s|#VERSION#|${RELEASE}|" > "${GENIMAGE_CFG}"
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ROOTPATH_TMP=$(mktemp -d)
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trap 'rm -rf \"$ROOTPATH_TMP\"' EXIT

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