Add Rak 6421 autoconf (#9010)

* Add Rak 6421 autoconf

* Minor memory safety hardening

.github/workflows/test_native.yml

@@ -143,7 +143,7 @@ jobs:
           merge-multiple: true
 
       - name: Test Report
-        uses: dorny/test-reporter@v2.4.0
+        uses: dorny/test-reporter@v2.5.0
         with:
           name: PlatformIO Tests
           path: testreport.xml

.github/workflows/trunk_format_pr.yml

@@ -1,51 +0,0 @@
-name: Run Trunk Fmt on PR Comment
-
-on:
-  issue_comment:
-    types: [created]
-
-permissions: read-all
-
-jobs:
-  trunk-fmt:
-    if: github.event.issue.pull_request != null && contains(github.event.comment.body, 'trunk fmt')
-    runs-on: ubuntu-latest
-    permissions:
-      contents: write
-      pull-requests: write
-    steps:
-      - name: Checkout repository
-        uses: actions/checkout@v6
-        with:
-          ref: ${{github.event.pull_request.head.ref}}
-          repository: ${{github.event.pull_request.head.repo.full_name}}
-
-      - name: Install trunk
-        run: curl https://get.trunk.io -fsSL | bash
-
-      - name: Run Trunk Fmt
-        run: trunk fmt
-
-      - name: Get release version string
-        run: echo "long=$(./bin/buildinfo.py long)" >> $GITHUB_OUTPUT
-        id: version
-
-      - name: Commit and push changes
-        run: |
-          git config --global user.name "github-actions[bot]"
-          git config --global user.email "github-actions[bot]@users.noreply.github.com"
-          git add .
-          git commit -m "Add firmware version ${{ steps.version.outputs.long }}"
-          git push
-
-      - name: Comment on PR
-        uses: actions/github-script@v8
-        with:
-          github-token: ${{ secrets.GITHUB_TOKEN }}
-          script: |
-            github.issues.createComment({
-              issue_number: context.issue.number,
-              owner: context.repo.owner,
-              repo: context.repo.repo,
-              body: '`trunk fmt` has been run on this PR.'
-            })

.trunk/trunk.yaml

@@ -9,14 +9,14 @@ plugins:
 lint:
   enabled:
     - checkov@3.2.497
-    - renovate@42.69.2
+    - renovate@42.75.0
     - prettier@3.7.4
     - trufflehog@3.92.4
     - yamllint@1.37.1
     - bandit@1.9.2
     - trivy@0.68.2
     - taplo@0.10.0
-    - ruff@0.14.10
+    - ruff@0.14.11
     - isort@7.0.0
     - markdownlint@0.47.0
     - oxipng@10.0.0

bin/config.d/lora-hat-rak-6421-pi-hat.yaml

@@ -0,0 +1,11 @@
+Lora:
+
+  ### RAK13300in Slot 1
+  Module: sx1262
+  IRQ: 22 #IO6
+  Reset: 16 # IO4
+  Busy: 24 # IO5
+  # Ant_sw: 13 # IO3 
+  DIO3_TCXO_VOLTAGE: true
+  DIO2_AS_RF_SWITCH: true
+  spidev: spidev0.0

platformio.ini

@@ -123,7 +123,7 @@ lib_deps =
 [device-ui_base]
 lib_deps =
 	# renovate: datasource=git-refs depName=meshtastic/device-ui packageName=https://github.com/meshtastic/device-ui gitBranch=master
-	https://github.com/meshtastic/device-ui/archive/a8e2f947f7abaf0c5ac8e6dd189a22156335beaa.zip
+	https://github.com/meshtastic/device-ui/archive/272defcb35651461830ebfd1b39c9167c8f49317.zip
 
 ; Common libs for environmental measurements in telemetry module
 [environmental_base]

src/detect/ScanI2CTwoWire.cpp

@@ -68,7 +68,7 @@ ScanI2C::DeviceType ScanI2CTwoWire::probeOLED(ScanI2C::DeviceAddress addr) const
         if (r == 0x08 || r == 0x00) {
             logFoundDevice("SH1106", (uint8_t)addr.address);
             o_probe = SCREEN_SH1106; // SH1106
-        } else if (r == 0x03 || r == 0x04 || r == 0x06 || r == 0x07) {
+        } else if (r == 0x03 || r == 0x04 || r == 0x06 || r == 0x07 || r == 0x05) {
             logFoundDevice("SSD1306", (uint8_t)addr.address);
             o_probe = SCREEN_SSD1306; // SSD1306
         }

src/platform/portduino/PortduinoGlue.cpp

@@ -6,6 +6,7 @@
 #include "target_specific.h"
 
 #include "PortduinoGlue.h"
+#include "SHA256.h"
 #include "api/ServerAPI.h"
 #include "linux/gpio/LinuxGPIOPin.h"
 #include "meshUtils.h"
@@ -270,7 +271,39 @@ void portduinoSetup()
                 }
                 std::cout << "autoconf: Found Pi HAT+ " << hat_vendor << " " << autoconf_product << " at /proc/device-tree/hat"
                           << std::endl;
-                found_hat = true;
+
+                // potential TODO: Validate that this is a real UUID
+                std::ifstream hatUUID("/proc/device-tree/hat/uuid");
+                char uuid[38] = {0};
+                if (hatUUID.is_open()) {
+                    hatUUID.read(uuid, 37);
+                    hatUUID.close();
+                    std::cout << "autoconf: UUID " << uuid << std::endl;
+                    SHA256 uuid_hash;
+                    uint8_t uuid_hash_bytes[32] = {0};
+
+                    uuid_hash.reset();
+                    uuid_hash.update(uuid, 37);
+                    uuid_hash.finalize(uuid_hash_bytes, 32);
+
+                    for (int j = 0; j < 16; j++) {
+                        portduino_config.device_id[j] = uuid_hash_bytes[j];
+                    }
+                    portduino_config.has_device_id = true;
+                    uint8_t dmac[6] = {0};
+                    dmac[0] = (uuid_hash_bytes[17] << 4) | 2;
+                    dmac[1] = uuid_hash_bytes[18];
+                    dmac[2] = uuid_hash_bytes[19];
+                    dmac[3] = uuid_hash_bytes[20];
+                    dmac[4] = uuid_hash_bytes[21];
+                    dmac[5] = uuid_hash_bytes[22];
+                    char macBuf[13] = {0};
+                    snprintf(macBuf, sizeof(macBuf), "%02X%02X%02X%02X%02X%02X", dmac[0], dmac[1], dmac[2], dmac[3], dmac[4],
+                             dmac[5]);
+                    portduino_config.mac_address = macBuf;
+                    found_hat = true;
+                }
+
             } else {
                 std::cout << "autoconf: Could not locate Pi HAT+ at /proc/device-tree/hat" << std::endl;
             }