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micropython.yml
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name: MicroPython Firmware
on:
push:
pull_request:
release:
types: [created]
env:
MICROPYTHON_VERSION: v1.21.0
PIMORONI_PICO_VERSION: patch-pngdec-1bit
WORKFLOW_VERSION: v2
jobs:
deps:
runs-on: ubuntu-20.04
name: Dependencies
steps:
- name: Workspace Cache
id: cache
uses: actions/cache@v3
with:
path: ${{runner.workspace}}
key: workspace-micropython-${{env.MICROPYTHON_VERSION}}-${{env.WORKFLOW_VERSION}}
restore-keys: |
workspace-micropython-${{env.MICROPYTHON_VERSION}}-${{env.WORKFLOW_VERSION}}
# Check out MicroPython
- name: Checkout MicroPython
if: steps.cache.outputs.cache-hit != 'true'
uses: actions/checkout@v3
with:
repository: micropython/micropython
ref: ${{env.MICROPYTHON_VERSION}}
submodules: false # MicroPython submodules are hideously broken
path: micropython
- name: Fetch Pico submodules
if: steps.cache.outputs.cache-hit != 'true'
shell: bash
working-directory: micropython
run: |
git submodule update --init lib/pico-sdk
git submodule update --init lib/cyw43-driver
git submodule update --init lib/lwip
git submodule update --init lib/mbedtls
git submodule update --init lib/micropython-lib
git submodule update --init lib/tinyusb
git submodule update --init lib/btstack
- name: Build mpy-cross
if: steps.cache.outputs.cache-hit != 'true'
shell: bash
working-directory: micropython/mpy-cross
run: make
build:
needs: deps
name: Build ${{matrix.name}}
runs-on: ubuntu-20.04
strategy:
matrix:
include:
- name: Badger 2040
shortname: badger2040
board: PIMORONI_BADGER2040
# 0x10000000 + (2*1024*1024) - (1408*1024)
dir2uf2_fs_start: 269090816
dir2uf2_fs_size: 1441792
- name: Badger 2040 W
shortname: badger2040w
board: PIMORONI_BADGER2040W
# 0x10000000 + (2*1024*1024) - (848*1024)
dir2uf2_fs_start: 269664256
dir2uf2_fs_size: 868352
env:
RELEASE_FILE: pimoroni-${{matrix.shortname}}-${{github.event.release.tag_name || github.sha}}-micropython.uf2
RELEASE_FILE_WITH_OS: pimoroni-${{matrix.shortname}}-${{github.event.release.tag_name || github.sha}}-micropython-with-badger-os.uf2
FIRMWARE_DIR: "$GITHUB_WORKSPACE/badger2040/firmware"
BOARD_DIR: "$GITHUB_WORKSPACE/badger2040/firmware/${{matrix.board}}"
BADGER_OS_DIR: "$GITHUB_WORKSPACE/badger2040/badger_os"
steps:
- name: Compiler Cache
uses: actions/cache@v3
with:
path: /home/runner/.ccache
key: ccache-micropython-${{matrix.shortname}}-${{github.ref}}-${{github.sha}}
restore-keys: |
ccache-micropython-${{matrix.shortname}}-${{github.ref}}
ccache-micropython-${{matrix.shortname}}-
- name: Workspace Cache
uses: actions/cache@v3
with:
path: ${{runner.workspace}}
key: workspace-micropython-${{env.MICROPYTHON_VERSION}}-${{env.WORKFLOW_VERSION}}
restore-keys: |
workspace-micropython-${{env.MICROPYTHON_VERSION}}-${{env.WORKFLOW_VERSION}}
- uses: actions/checkout@v3
with:
submodules: true
path: badger2040
# Check out Pimoroni Pico
- uses: actions/checkout@v3
with:
repository: pimoroni/pimoroni-pico
ref: ${{env.PIMORONI_PICO_VERSION}}
submodules: true
path: pimoroni-pico
# Check out dir2u2f
- uses: actions/checkout@v3
with:
repository: gadgetoid/dir2uf2
ref: v0.0.1
path: dir2uf2
# HACK: Patch startup overclock into Pico SDK
- name: "HACK: Startup Overclock Patch"
shell: bash
working-directory: micropython/lib/pico-sdk
run: |
git apply "${{env.FIRMWARE_DIR}}/startup_overclock.patch"
- name: "HACK: CMakeLists.txt Disable C++ Exceptions Patch"
shell: bash
working-directory: micropython
run: git apply "${{env.FIRMWARE_DIR}}/micropython_nano_specs.patch"
# Install apt packages
- name: Install CCache & Compiler
shell: bash
run:
sudo apt update && sudo apt install ccache gcc-arm-none-eabi
# Build firmware
- name: Configure MicroPython
shell: bash
working-directory: micropython/ports/rp2
run: |
cmake -S . -B build -DPICO_BUILD_DOCS=0 -DUSER_C_MODULES=${{env.BOARD_DIR}}/micropython.cmake -DMICROPY_BOARD_DIR=${{env.BOARD_DIR}} -DMICROPY_BOARD=${{env.BOARD}} -DCMAKE_C_COMPILER_LAUNCHER=ccache -DCMAKE_CXX_COMPILER_LAUNCHER=ccache
- name: Build MicroPython
shell: bash
working-directory: micropython/ports/rp2
run: |
ccache --zero-stats || true
cmake --build build -j 2
ccache --show-stats || true
- name: Rename .uf2 for artifact
shell: bash
working-directory: micropython/ports/rp2/build
run: |
cp firmware.uf2 ${{env.RELEASE_FILE}}
- name: Append Filesystem
shell: bash
run: |
python3 -m pip install littlefs-python==0.4.0
./dir2uf2/dir2uf2 --fs-start ${{matrix.dir2uf2_fs_start}} --fs-size ${{matrix.dir2uf2_fs_size}} --append-to micropython/ports/rp2/build/${{env.RELEASE_FILE}} --manifest ${{env.BOARD_DIR}}/uf2-manifest.txt --filename with-badger-os.uf2 ${{env.BADGER_OS_DIR}}/
- name: Store .uf2 as artifact
uses: actions/upload-artifact@v3
with:
name: ${{env.RELEASE_FILE}}
path: micropython/ports/rp2/build/${{env.RELEASE_FILE}}
- name: Store .uf2 + Badger OS as artifact
uses: actions/upload-artifact@v3
with:
name: ${{env.RELEASE_FILE_WITH_OS}}
path: ${{env.RELEASE_FILE_WITH_OS}}
- name: Upload .uf2
if: github.event_name == 'release'
uses: actions/upload-release-asset@v1
env:
GITHUB_TOKEN: ${{secrets.GITHUB_TOKEN}}
with:
asset_path: micropython/ports/rp2/build/${{env.RELEASE_FILE}}
upload_url: ${{github.event.release.upload_url}}
asset_name: ${{env.RELEASE_FILE}}
asset_content_type: application/octet-stream
- name: Upload .uf2 + Badger OS
if: github.event_name == 'release'
uses: actions/upload-release-asset@v1
env:
GITHUB_TOKEN: ${{secrets.GITHUB_TOKEN}}
with:
asset_path: ${{env.RELEASE_FILE_WITH_OS}}
upload_url: ${{github.event.release.upload_url}}
asset_name: ${{env.RELEASE_FILE_WITH_OS}}
asset_content_type: application/octet-stream