update hil for pi4 to use new hil_test.py

.github/workflows/cmake_arm.yml

@@ -105,15 +105,14 @@ jobs:
 
   # ---------------------------------------
   # Hardware in the loop (HIL)
-  # Current self-hosted instance is running on an RPI4 with
-  # - pico + pico-probe connected via USB
-  # - pico-probe is /dev/ttyACM0
+  # Current self-hosted instance is running on an RPI4.
+  # For attached hardware checkout hil_pi4.json
   # ---------------------------------------
   hw-rp2040-test:
     # run only with hathach's commit due to limited resource on RPI4
     if: github.repository_owner == 'hathach'
     needs: build-arm
-    runs-on: [self-hosted, Linux, ARM64, rp2040]
+    runs-on: [self-hosted, rp2040, hardware-in-the-loop]
 
     steps:
       - name: Clean workspace
@@ -127,38 +126,6 @@ jobs:
         with:
           name: rp2040
 
-      - name: Create flash.sh
+      - name: Test on actual hardware (hardware in the loop)
         run: |
-          echo > flash.sh 'cmdout=$(openocd -f "interface/cmsis-dap.cfg" -f "target/rp2040.cfg" -c "adapter speed 5000" -c "program $1 reset exit")'
-          echo >> flash.sh 'if (( $? )) ; then echo $cmdout ; fi'
-          chmod +x flash.sh
-
-      - name: Test cdc_dual_ports
-        run: |
-          ./flash.sh cdc_dual_ports.elf
-          while (! ([ -e /dev/ttyACM1 ] && [ -e /dev/ttyACM2 ])) && [ $SECONDS -le 10 ]; do :; done
-          test -e /dev/ttyACM1 && echo "ttyACM1 exists"
-          test -e /dev/ttyACM2 && echo "ttyACM2 exists"
-
-      - name: Test cdc_msc
-        run: |
-          ./flash.sh cdc_msc.elf
-          readme='/media/pi/TinyUSB MSC/README.TXT'
-          while (! ([ -e /dev/ttyACM1 ] && [ -f "$readme" ])) && [ $SECONDS -le 10 ]; do :; done
-          test -e /dev/ttyACM1 && echo "ttyACM1 exists"
-          test -f "$readme" && echo "$readme exists"
-          cat "$readme"
-
-      - name: Test dfu
-        run: |
-          ./flash.sh dfu.elf
-          while (! (dfu-util -l | grep "Found DFU")) && [ $SECONDS -le 10 ]; do :; done
-          dfu-util -d cafe -a 0 -U dfu0
-          dfu-util -d cafe -a 1 -U dfu1
-          grep "TinyUSB DFU! - Partition 0" dfu0
-          grep "TinyUSB DFU! - Partition 1" dfu1
-
-      - name: Test dfu_runtime
-        run: |
-          ./flash.sh dfu_runtime.elf
-          while (! (dfu-util -l | grep "Found Runtime")) && [ $SECONDS -le 10 ]; do :; done
+          python3 test/hil/hil_test.py hil_pi4.json