noahp/twister

.github/workflows/ci.yml

@@ -11,29 +11,27 @@ on:
 
 jobs:
   build:
+    strategy:
+      fail-fast: false
+      matrix:
+        board: [esp32c3_devkitm, esp32s3_devkitm]
     runs-on: ubuntu-latest
-    container:
-      # Zephyr toolchain from here:
-      # https://github.com/zephyrproject-rtos/docker-image/pkgs/container/ci
-      image: ghcr.io/zephyrproject-rtos/ci:v0.26.6
-    env:
-      # Tell cmake where to find the zephyr sdk
-      CMAKE_PREFIX_PATH: /opt/toolchains
-
     steps:
-      - name: Checkout code
+      - name: Checkout
         uses: actions/checkout@v4
         with:
-          path: zephyr-workspace/zephyr-esp32-example
+          path: zephyr-esp32-example
 
-      - name: ♻️ Initialize Zephyr Workspace
-        # Set up the Zephyr workspace and install the Python dependencies
-        run: |
-          cd zephyr-workspace
-          rm -rf .west
-          west init -l zephyr-esp32-example
-          west update --narrow -o=--depth=1
-          west blobs fetch hal_espressif
+      - name: Set up Python
+        uses: actions/setup-python@v4
+        with:
+          python-version: 3.11
+
+      - name: Setup Zephyr project
+        uses: zephyrproject-rtos/action-zephyr-setup@v1
+        with:
+          app-path: zephyr-esp32-example
+          toolchains: xtensa-espressif_esp32s3_zephyr-elf riscv64-zephyr-elf
 
       - name: 💾 Cache ~/.cache/ccache
         uses: actions/cache@v3
@@ -43,13 +41,21 @@ jobs:
           restore-keys: |
             ccache-v1-${{ runner.os }}-
 
-      - name: 🔨 Build Project
+      - name: Run twister
         run: |
-          cd zephyr-workspace
-          ccache -z
-          west build --sysbuild \
-            --pristine=always \
-            --board=esp32s3_devkitm zephyr-esp32-example \
-            -- \
-            -DCONFIG_MEMFAULT_PROJECT_KEY=\"1234\"
+          # not part of action-zephyr-setup
+          west blobs fetch hal_espressif
+
+          zephyr/scripts/twister
+          --platform ${{ matrix.board }}
+          --testsuite-root zephyr-esp32-example
+
           ccache -sv
+
+      - name: Upload artifacts
+        uses: actions/upload-artifact@v3
+        if: ${{ always() }}
+        with:
+          name: twister-artifacts
+          path: |
+            twister-out/**/*.log

README.md

@@ -1,12 +1,4 @@
-> [!IMPORTANT]
->
-> 🚧 This example repo is using an experimental version of the [Memfault
-> Firmware SDK](https://github.com/memfault/memfault-firmware-sdk). Feel free to
-> test it out and send us any feedback at <[email protected]>, but expect
-> this example to have some missing functionality or other undocumented
-> limitations! 🚧
-
-# Memfault Zephyr + ESP32C3 Example
+# Memfault Zephyr + ESP32 Example
 
 This sample app is based on the Zephyr `samples/net/wifi` example. It
 demonstrates a Zephyr + ESP32 integration with the Memfault SDK. It has been
@@ -28,16 +20,16 @@ To try out this example app:
 2. Create a zephyr workspace and set it up with this project:
 
    ```bash
-   $ mkdir zephyr-workspace
-   $ cd zephyr-workspace
-   $ west init -m https://github.com/memfault/zephyr-esp32-example
-   $ west update
+   mkdir zephyr-workspace
+   cd zephyr-workspace
+   west init -m https://github.com/memfault/zephyr-esp32-example
+   west update
    ```
 
 3. Build the example app:
 
    ```bash
-   $ west build zephyr-esp32-example --sysbuild
+   west build zephyr-esp32-example --sysbuild
    ```
 
    `--sysbuild` will build the MCUboot image as well, which will also get
@@ -47,7 +39,7 @@ To try out this example app:
 4. Flash the example app:
 
    ```bash
-    $ west flash
+    west flash
    ```
 
 5. Open a serial console and interact with the sample app shell. For example
@@ -79,6 +71,9 @@ The payload to upload to Memfault is:
 build/zephyr-esp32-example/zephyr/zephyr.signed.confirmed.bin
 ```
 
+This file is set as "confirmed", so it won't revert after 1 boot cycle (not safe
+against bootloops!). See the [Zephyr documentation](https://docs.zephyrproject.org/apidoc/3.6.0/group__mcuboot__api.html#ga95ccc9e1c7460fec16b9ce9ac8ad7a72) for details.
+
 Follow the normal Memfault OTA workflow:
 
 1. build and flash an image with a version like `0.0.1` (see the

boards/esp32c3_devkitm.conf

@@ -1,5 +1,7 @@
 CONFIG_WIFI=y
-CONFIG_HEAP_MEM_POOL_SIZE=98304
+
+# For now, capture smaller coredumps to fit available RAM
+CONFIG_MEMFAULT_RAM_BACKED_COREDUMP_SIZE=1024
 
 CONFIG_NETWORKING=y
 CONFIG_NET_L2_ETHERNET=y

boards/esp32c3_devkitm.overlay

@@ -7,3 +7,7 @@
 &wifi {
 	status = "okay";
 };
+
+&coretemp {
+	status = "okay";
+};

sample.yaml

@@ -1,43 +1,12 @@
 common:
-  harness: net
-  tags:
-    - net
-    - wifi
+  tags: memfault
+  platform_allow: >
+    esp32c3_devkitm esp32s3_devkitm
 sample:
-  description: Test wifi driver and APIs functionality
-  name: WiFi sample app
+  description: Memfault Zephyr ESP32 Example
+  name: zephyr-esp32-example
 tests:
-  sample.net.wifi:
-    platform_allow:
-      - cc3220sf_launchxl
-      - disco_l475_iot1
-      - reel_board
-    integration_platforms:
-      - cc3220sf_launchxl
-  sample.net.wifi.mikroe_wifi_bt_click:
-    extra_args: SHIELD=mikroe_wifi_bt_click_mikrobus
-    platform_allow: lpcxpresso55s69_cpu0
-  sample.net.wifi.esp_8266:
-    extra_args: SHIELD=esp_8266
-    platform_allow: sam4e_xpro
-  sample.net.wifi.esp_8266_arduino:
-    extra_args: SHIELD=esp_8266_arduino
-    platform_allow:
-      - frdm_k64f
-      - disco_l475_iot1
-    integration_platforms:
-      - frdm_k64f
-  sample.net.wifi.inventek_eswifi_arduino_uart:
-    extra_args: SHIELD=inventek_eswifi_arduino_uart
-    platform_allow:
-      - frdm_k64f
-      - nucleo_f767zi
-    integration_platforms:
-      - frdm_k64f
-  sample.net.wifi.inventek_eswifi_arduino_spi:
-    extra_args: SHIELD=inventek_eswifi_arduino_spi
-    platform_allow:
-      - frdm_k64f
-      - nucleo_f767zi
-    integration_platforms:
-      - frdm_k64f
+  sample.build:
+    build_only: true
+    extra_configs:
+      - CONFIG_MEMFAULT_PROJECT_KEY="dummy"