CAN + UART #85
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| name: Firmware Size Tracking | |
| on: | |
| push: | |
| branches: [main] | |
| pull_request: | |
| branches: [main] | |
| jobs: | |
| size: | |
| runs-on: ubuntu-latest | |
| strategy: | |
| fail-fast: false | |
| matrix: | |
| include: | |
| - project: BMS | |
| flash_limit: 524288 | |
| - project: PCU | |
| flash_limit: 524288 | |
| - project: DASH | |
| flash_limit: 2097152 | |
| - project: LVPDB | |
| flash_limit: 524288 | |
| - project: DART | |
| flash_limit: 524288 | |
| - project: DCU | |
| flash_limit: 524288 | |
| - project: Sensor_Nodes | |
| flash_limit: 524288 | |
| - project: UART_TEST | |
| flash_limit: 2097152 | |
| name: Size ${{ matrix.project }} | |
| steps: | |
| - name: Checkout | |
| uses: actions/checkout@v6 | |
| with: | |
| submodules: recursive | |
| - name: Check buildability | |
| id: check | |
| run: | | |
| if [ ! -f "${{ matrix.project }}/CMakeLists.txt" ] || [ ! -d "${{ matrix.project }}/Core" ]; then | |
| echo "skip=true" >> "$GITHUB_OUTPUT" | |
| echo "::warning::${{ matrix.project }} skipped -- missing CMakeLists.txt or Core/ directory." | |
| else | |
| echo "skip=false" >> "$GITHUB_OUTPUT" | |
| fi | |
| - name: Install ARM GCC Toolchain | |
| if: steps.check.outputs.skip != 'true' | |
| uses: carlosperate/arm-none-eabi-gcc-action@v1 | |
| with: | |
| release: latest | |
| - name: Install Ninja | |
| if: steps.check.outputs.skip != 'true' | |
| run: sudo apt-get install -y ninja-build | |
| - name: Configure CMake | |
| if: steps.check.outputs.skip != 'true' | |
| run: > | |
| cmake -S . -B build/${{ matrix.project }} | |
| -G Ninja | |
| -DCMAKE_BUILD_TYPE=Debug | |
| -DCMAKE_TOOLCHAIN_FILE=cmake/gcc-arm-none-eabi.cmake | |
| - name: Build | |
| if: steps.check.outputs.skip != 'true' | |
| run: cmake --build build/${{ matrix.project }} --target ${{ matrix.project }} | |
| - name: Measure firmware size | |
| if: steps.check.outputs.skip != 'true' | |
| id: size | |
| run: | | |
| ELF_PATH="build/${{ matrix.project }}/${{ matrix.project }}/${{ matrix.project }}.elf" | |
| # Get size output | |
| SIZE_OUTPUT=$(arm-none-eabi-size --format=berkeley "$ELF_PATH") | |
| echo "$SIZE_OUTPUT" | |
| # Parse individual sections | |
| TEXT=$(arm-none-eabi-size --format=berkeley "$ELF_PATH" | tail -1 | awk '{print $1}') | |
| DATA=$(arm-none-eabi-size --format=berkeley "$ELF_PATH" | tail -1 | awk '{print $2}') | |
| BSS=$(arm-none-eabi-size --format=berkeley "$ELF_PATH" | tail -1 | awk '{print $3}') | |
| # Calculate totals | |
| FLASH_USED=$((TEXT + DATA)) | |
| RAM_USED=$((DATA + BSS)) | |
| FLASH_LIMIT=${{ matrix.flash_limit }} | |
| USAGE_PERCENT=$(echo "scale=1; $FLASH_USED * 100 / $FLASH_LIMIT" | bc) | |
| echo "flash_used=$FLASH_USED" >> "$GITHUB_OUTPUT" | |
| echo "ram_used=$RAM_USED" >> "$GITHUB_OUTPUT" | |
| echo "usage_percent=$USAGE_PERCENT" >> "$GITHUB_OUTPUT" | |
| echo "text=$TEXT" >> "$GITHUB_OUTPUT" | |
| echo "data=$DATA" >> "$GITHUB_OUTPUT" | |
| echo "bss=$BSS" >> "$GITHUB_OUTPUT" | |
| # Format for display | |
| FLASH_USED_KB=$(echo "scale=1; $FLASH_USED / 1024" | bc) | |
| FLASH_LIMIT_KB=$(echo "scale=0; $FLASH_LIMIT / 1024" | bc) | |
| TEXT_KB=$(echo "scale=1; $TEXT / 1024" | bc) | |
| DATA_KB=$(echo "scale=1; $DATA / 1024" | bc) | |
| BSS_KB=$(echo "scale=1; $BSS / 1024" | bc) | |
| RAM_KB=$(echo "scale=1; $RAM_USED / 1024" | bc) | |
| echo "### ${{ matrix.project }} Firmware Size" >> "$GITHUB_STEP_SUMMARY" | |
| echo "" >> "$GITHUB_STEP_SUMMARY" | |
| echo "| Section | Size | Description |" >> "$GITHUB_STEP_SUMMARY" | |
| echo "|---------|------|-------------|" >> "$GITHUB_STEP_SUMMARY" | |
| echo "| .text | ${TEXT_KB} KB | Code (Flash) |" >> "$GITHUB_STEP_SUMMARY" | |
| echo "| .data | ${DATA_KB} KB | Initialized data (Flash + RAM) |" >> "$GITHUB_STEP_SUMMARY" | |
| echo "| .bss | ${BSS_KB} KB | Uninitialized data (RAM) |" >> "$GITHUB_STEP_SUMMARY" | |
| echo "| **Flash Total** | **${FLASH_USED_KB} KB / ${FLASH_LIMIT_KB} KB** | **${USAGE_PERCENT}%** |" >> "$GITHUB_STEP_SUMMARY" | |
| echo "| **RAM Total** | **${RAM_KB} KB** | data + bss |" >> "$GITHUB_STEP_SUMMARY" | |
| - name: Show largest symbols | |
| if: steps.check.outputs.skip != 'true' | |
| run: | | |
| ELF_PATH="build/${{ matrix.project }}/${{ matrix.project }}/${{ matrix.project }}.elf" | |
| echo "" >> "$GITHUB_STEP_SUMMARY" | |
| echo "#### Top 10 Largest Symbols" >> "$GITHUB_STEP_SUMMARY" | |
| echo "" >> "$GITHUB_STEP_SUMMARY" | |
| echo "\`\`\`" >> "$GITHUB_STEP_SUMMARY" | |
| arm-none-eabi-nm --size-sort --print-size --radix=d "$ELF_PATH" | tail -10 | tac >> "$GITHUB_STEP_SUMMARY" | |
| echo "\`\`\`" >> "$GITHUB_STEP_SUMMARY" | |
| - name: Check flash limits | |
| if: steps.check.outputs.skip != 'true' | |
| run: | | |
| FLASH_USED=${{ steps.size.outputs.flash_used }} | |
| FLASH_LIMIT=${{ matrix.flash_limit }} | |
| USAGE_PERCENT=${{ steps.size.outputs.usage_percent }} | |
| # Warning threshold: 90% | |
| WARNING_THRESHOLD=$(echo "$FLASH_LIMIT * 90 / 100" | bc) | |
| # Error threshold: 98% | |
| ERROR_THRESHOLD=$(echo "$FLASH_LIMIT * 98 / 100" | bc) | |
| if [ "$FLASH_USED" -gt "$ERROR_THRESHOLD" ]; then | |
| echo "::error::${{ matrix.project }} flash usage is critical: ${USAGE_PERCENT}% (>${{ matrix.flash_limit }} * 98%)" | |
| exit 1 | |
| elif [ "$FLASH_USED" -gt "$WARNING_THRESHOLD" ]; then | |
| echo "::warning::${{ matrix.project }} flash usage is high: ${USAGE_PERCENT}% (>${{ matrix.flash_limit }} * 90%)" | |
| else | |
| echo "${{ matrix.project }} flash usage OK: ${USAGE_PERCENT}%" | |
| fi |