Merge pull request #2355 from hathach/update-hil-rp2040

Update hil test for rp2040 on self-hosted PI4

.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
@@ -122,43 +121,16 @@ jobs:
           rm -rf "${{ github.workspace }}"
           mkdir -p "${{ github.workspace }}"
 
+      - name: Checkout test/hil
+        uses: actions/checkout@v3
+        with:
+          sparse-checkout: test/hil
+
       - name: Download rp2040 Artifacts
         uses: actions/download-artifact@v3
         with:
           name: rp2040
 
-      - name: Create flash.sh
-        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
+      - name: Test on actual hardware (hardware in the loop)
         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

hw/bsp/family_support.cmake

@@ -395,6 +395,22 @@ function(family_flash_stlink TARGET)
 endfunction()
 
 
+# Add flash openocd target
+function(family_flash_openocd TARGET CLI_OPTIONS)
+  if (NOT DEFINED OPENOCD)
+    set(OPENOCD openocd)
+  endif ()
+
+  separate_arguments(CLI_OPTIONS_LIST UNIX_COMMAND ${CLI_OPTIONS})
+
+  # note skip verify since it has issue with rp2040
+  add_custom_target(${TARGET}-openocd
+    DEPENDS ${TARGET}
+    COMMAND ${OPENOCD} ${CLI_OPTIONS_LIST} -c "program $<TARGET_FILE:${TARGET}> reset exit"
+    VERBATIM
+    )
+endfunction()
+
 # Add flash pycod target
 function(family_flash_pyocd TARGET)
   if (NOT DEFINED PYOC)

hw/bsp/rp2040/family.cmake

@@ -12,6 +12,7 @@ include(${CMAKE_CURRENT_LIST_DIR}/pico_sdk_import.cmake)
 # include basic family CMake functionality
 set(FAMILY_MCUS RP2040)
 set(JLINK_DEVICE rp2040_m0_0)
+set(OPENOCD_OPTION "-f interface/cmsis-dap.cfg -f target/rp2040.cfg -c \"adapter speed 5000\"")
 
 include(${CMAKE_CURRENT_LIST_DIR}/boards/${BOARD}/board.cmake)
 
@@ -158,6 +159,7 @@ function(family_configure_target TARGET RTOS)
 	pico_enable_stdio_uart(${TARGET} 1)
 	target_link_libraries(${TARGET} PUBLIC pico_stdlib pico_bootsel_via_double_reset tinyusb_board${RTOS_SUFFIX} tinyusb_additions)
 
+	family_flash_openocd(${TARGET} ${OPENOCD_OPTION})
 	family_flash_jlink(${TARGET})
 endfunction()
 

test/hil/hil_pi4.json

@@ -0,0 +1,11 @@
+{
+    "boards": [
+        {
+            "name": "raspberry_pi_pico",
+            "uid": "E6614C311B764A37",
+            "debugger": "openocd",
+            "debugger_sn": "E6614103E72C1D2F",
+            "debugger_args": "-f interface/cmsis-dap.cfg -f target/rp2040.cfg -c \"adapter speed 5000\""
+        }
+    ]
+}

test/hil/hil_test.py

@@ -32,21 +32,66 @@
 import subprocess
 import json
 
+ENUM_TIMEOUT = 10
 
-def get_serial_dev(id, product, ifnum):
+
+def get_serial_dev(id, vendor_str, product_str, ifnum):
     # get usb serial by id
-    return f'/dev/serial/by-id/usb-TinyUSB_{product}_{id}-if{ifnum:02d}'
+    return f'/dev/serial/by-id/usb-{vendor_str}_{product_str}_{id}-if{ifnum:02d}'
 
 
-def get_disk_dev(id, lun):
+# Currently not used, left as reference
+def get_disk_dev(id, vendor_str, lun):
     # get usb disk by id
-    return f'/dev/disk/by-id/usb-TinyUSB_Mass_Storage_{id}-0:{lun}'
+    return f'/dev/disk/by-id/usb-{vendor_str}_Mass_Storage_{id}-0:{lun}'
+
+
+def get_hid_dev(id, vendor_str, product_str, event):
+    return f'/dev/input/by-id/usb-{vendor_str}_{product_str}_{id}-{event}'
+
+
+def open_serial_dev(port):
+    timeout = ENUM_TIMEOUT
+    ser = None
+    while timeout:
+        if os.path.exists(port):
+            try:
+                # slight delay since kernel may occupy the port briefly
+                time.sleep(0.2)
+                ser = serial.Serial(port, timeout=1)
+                break
+            except serial.SerialException:
+                pass
+        time.sleep(0.8)
+        timeout = timeout - 1
+    assert timeout, 'Device not available or Cannot open port'
+    return ser
+
+
+def read_disk_file(id, fname):
+    # on different self-hosted, the mount point is different
+    file_list = [
+        f'/media/blkUSB_{id[-8:]}.02/{fname}',
+        f'/media/{os.getenv("USER")}/TinyUSB MSC/{fname}'
+    ]
+    timeout = ENUM_TIMEOUT
+    while timeout:
+        for file in file_list:
+            if os.path.isfile(file):
+                with open(file, 'rb') as f:
+                    data = f.read()
+                    return data
 
+        time.sleep(1)
+        timeout = timeout - 1
 
-def get_hid_dev(id, product, event):
-    return f'/dev/input/by-id/usb-TinyUSB_{product}_{id}-{event}'
+    assert timeout, 'Device not available'
+    return None
 
 
+# -------------------------------------------------------------
+# Flash with debugger
+# -------------------------------------------------------------
 def flash_jlink(sn, dev, firmware):
     script = ['halt', 'r', f'loadfile {firmware}', 'r', 'go', 'exit']
     f = open('flash.jlink', 'w')
@@ -59,31 +104,29 @@ def flash_jlink(sn, dev, firmware):
     assert ret.returncode == 0, 'Flash failed\n' + stdout
 
 
+def flash_openocd(sn, args, firmware):
+    ret = subprocess.run(f'openocd {args} -c "program {firmware} reset exit"',
+                         shell=True, stdout=subprocess.PIPE, stderr=subprocess.STDOUT)
+    stdout = ret.stdout.decode()
+    assert ret.returncode == 0, 'Flash failed\n' + stdout
+
+
+# -------------------------------------------------------------
+# Tests
+# -------------------------------------------------------------
 def test_board_test(id):
     # Dummy test
     pass
 
-def test_cdc_dual_ports(id):
-    port1 = get_serial_dev(id, "TinyUSB_Device", 0)
-    port2 = get_serial_dev(id, "TinyUSB_Device", 2)
 
-    # Wait device enum
-    timeout = 10
-    while timeout:
-        if os.path.exists(port1) and os.path.exists(port2):
-            break
-        time.sleep(1)
-        timeout = timeout - 1
+def test_cdc_dual_ports(id):
+    port1 = get_serial_dev(id, 'TinyUSB', "TinyUSB_Device", 0)
+    port2 = get_serial_dev(id, 'TinyUSB', "TinyUSB_Device", 2)
 
-    assert timeout, 'Device not available'
+    ser1 = open_serial_dev(port1)
+    ser2 = open_serial_dev(port2)
 
     # Echo test
-    ser1 = serial.Serial(port1)
-    ser2 = serial.Serial(port2)
-
-    ser1.timeout = 1
-    ser2.timeout = 1
-
     str1 = b"test_no1"
     ser1.write(str1)
     ser1.flush()
@@ -98,42 +141,28 @@ def test_cdc_dual_ports(id):
 
 
 def test_cdc_msc(id):
-    port = get_serial_dev(id, "TinyUSB_Device", 0)
-    file = f'/media/blkUSB_{id[-8:]}.02/README.TXT'
-    # Wait device enum
-    timeout = 10
-    while timeout:
-        if os.path.exists(port) and os.path.isfile(file):
-            break
-        time.sleep(1)
-        timeout = timeout - 1
-
-    assert timeout, 'Device not available'
-
     # Echo test
-    ser1 = serial.Serial(port)
-
-    ser1.timeout = 1
+    port = get_serial_dev(id, 'TinyUSB', "TinyUSB_Device", 0)
+    ser = open_serial_dev(port)
 
     str = b"test_str"
-    ser1.write(str)
-    ser1.flush()
-    assert ser1.read(100) == str, 'CDC wrong data'
+    ser.write(str)
+    ser.flush()
+    assert ser.read(100) == str, 'CDC wrong data'
 
     # Block test
-    f = open(file, 'rb')
-    data = f.read()
-
+    data = read_disk_file(id, 'README.TXT')
     readme = \
     b"This is tinyusb's MassStorage Class demo.\r\n\r\n\
 If you find any bugs or get any questions, feel free to file an\r\n\
 issue at github.com/hathach/tinyusb"
 
     assert data == readme, 'MSC wrong data'
 
+
 def test_dfu(id):
     # Wait device enum
-    timeout = 10
+    timeout = ENUM_TIMEOUT
     while timeout:
         ret = subprocess.run(f'dfu-util -l',
                          shell=True, stdout=subprocess.PIPE, stderr=subprocess.STDOUT)
@@ -172,7 +201,7 @@ def test_dfu(id):
 
 def test_dfu_runtime(id):
     # Wait device enum
-    timeout = 10
+    timeout = ENUM_TIMEOUT
     while timeout:
         ret = subprocess.run(f'dfu-util -l',
                          shell=True, stdout=subprocess.PIPE, stderr=subprocess.STDOUT)
@@ -186,11 +215,11 @@ def test_dfu_runtime(id):
 
 
 def test_hid_boot_interface(id):
-    kbd = get_hid_dev(id, 'TinyUSB_Device', 'event-kbd')
-    mouse1 = get_hid_dev(id, 'TinyUSB_Device', 'if01-event-mouse')
-    mouse2 = get_hid_dev(id, 'TinyUSB_Device', 'if01-mouse')
+    kbd = get_hid_dev(id, 'TinyUSB', 'TinyUSB_Device', 'event-kbd')
+    mouse1 = get_hid_dev(id, 'TinyUSB', 'TinyUSB_Device', 'if01-event-mouse')
+    mouse2 = get_hid_dev(id, 'TinyUSB', 'TinyUSB_Device', 'if01-mouse')
     # Wait device enum
-    timeout = 10
+    timeout = ENUM_TIMEOUT
     while timeout:
         if os.path.exists(kbd) and os.path.exists(mouse1) and os.path.exists(mouse2):
             break
@@ -211,11 +240,13 @@ def test_hid_boot_interface(id):
 
     # all possible tests, board_test is last to disable board's usb
     all_tests = [
-        'cdc_dual_ports', 'cdc_msc', 'dfu', 'dfu_runtime', 'hid_boot_interface', 'board_test'
+        'cdc_dual_ports', 'cdc_msc', 'dfu', 'dfu_runtime', 'hid_boot_interface',
+        'board_test'
     ]
 
     for board in config['boards']:
         print(f'Testing board:{board["name"]}')
+        debugger = board['debugger'].lower()
 
         # default to all tests
         if 'tests' in board:
@@ -230,18 +261,27 @@ def test_hid_boot_interface(id):
                     test_list.remove(skip)
 
         for test in test_list:
-            mk_elf = f'examples/device/{test}/_build/{board["name"]}/{test}.elf'
-            cmake_elf = f'cmake-build/cmake-build-{board["name"]}/device/{test}/{test}.elf'
-            if os.path.isfile(cmake_elf):
-                elf = cmake_elf
-            elif os.path.isfile(mk_elf):
-                elf = mk_elf
-            else:
+            # cmake, make, download from artifacts
+            elf_list = [
+                f'cmake-build/cmake-build-{board["name"]}/device/{test}/{test}.elf',
+                f'examples/device/{test}/_build/{board["name"]}/{test}.elf',
+                f'{test}.elf'
+            ]
+
+            elf = None
+            for e in elf_list:
+                if os.path.isfile(e):
+                    elf = e
+                    break
+
+            if elf is None:
                 print(f'Cannot find firmware file for {test}')
                 sys.exit(-1)
 
-            if board['debugger'].lower() == 'jlink':
+            if debugger == 'jlink':
                 flash_jlink(board['debugger_sn'], board['cpu'], elf)
+            elif debugger == 'openocd':
+                flash_openocd(board['debugger_sn'], board['debugger_args'], elf)
             else:
                 # ToDo
                 pass

tools/codespell/ignore-words.txt

@@ -11,3 +11,4 @@ attch
 endianess
 pris
 busses
+ser